1 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
3 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
5 2010-05-14 Jason Merrill <jason@redhat.com>
8 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
9 (gimple_call_set_nothrow): New.
10 * gimple.c (gimple_build_call_from_tree): Call it.
11 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
14 * gimplify.c (gimplify_seq_add_stmt): No longer static.
15 * gimple.h: Declare it.
16 * gimple.c (gimple_build_eh_filter): No ops.
18 2010-05-14 Jan Hubicka <jh@suse.cz>
20 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
21 nodes already in queue.
22 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
25 2010-05-14 Jakub Jelinek <jakub@redhat.com>
28 * cfgexpand.c (expand_debug_expr): If non-memory op0
29 has BLKmode, return NULL.
31 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
33 * config.gcc: Add support for --with-cpu option for bdver1.
34 * config/i386/i386.h (TARGET_BDVER1): New macro.
35 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
36 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
37 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
38 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
39 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
40 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
41 (processor_type): Add PROCESSOR_BDVER1.
42 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
43 processor_type in config/i386/i386.h.
44 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
45 movaps <reg, reg> instead of movapd <reg, reg> when replacing
46 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
47 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
48 to emit packed xor instead of packed double/packed integer
49 xor for SSE and AVX when moving a zero value.
50 * config/i386/sse.md: Add check for
51 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
52 movapd/movdqa for SSE and AVX.
53 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
54 single logical operations i.e and, or and xor instead of packed double
55 logical operations for SSE and AVX.
56 * config/i386/i386-c.c:
57 (ix86_target_macros_internal): Add PROCESSOR_BDVER1.
58 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
59 (has_fma4, has_xop): New.
60 * config/i386/i386.c (bdver1_cost): New variable.
61 (m_BDVER1): New macro.
62 (m_AMD_MULTIPLE): Add m_BDVER1.
63 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
64 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
65 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
66 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
67 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
68 x86_tune_sse_partial_reg_dependency,
69 x86_tune_sse_unaligned_load_optimal,
70 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
71 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
72 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
73 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
74 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
75 Enable/disable for bdver1.
76 (processor_target_table): Add bdver1_cost.
77 (cpu_names): Add bdver1.
78 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
79 processor_alias_table.
80 (ix86_expand_vector_move_misalign): Change.
81 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
82 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
83 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
84 of movupd/movdqu for SSE and AVX.
85 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
86 (ix86_tune_adjust_cost): Add code for bdver1.
87 (standard_sse_constant_opcode): Add check for
88 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
89 of packed double xor for SSE and AVX.
91 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
93 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
96 2010-05-14 Tristan Gingold <gingold@adacore.com>
98 * toplev.c (default_debug_hooks): Remove this variable.
99 (process_options): Remove assignments to default_debug_hooks.
101 2010-05-14 Martin Jambor <mjambor@suse.cz>
103 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
104 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
105 * langhooks.h (struct lang_hooks_for_decls): Removed field
107 * tree.c (free_lang_data): Remove assignment to
108 lang_hooks.fold_obj_type_ref.
109 * tree.def (OBJ_TYPE_REF): Update comment.
111 2010-05-14 Richard Guenther <rguenther@suse.de>
113 PR tree-optimization/44124
114 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
116 2010-05-14 Alan Modra <amodra@gmail.com>
119 * config/rs6000/rs6000.c (struct machine_function): Reorder
120 fields for better packing. Add lr_save_state.
121 (rs6000_ra_ever_killed): Return lr_save_state if set.
122 (rs6000_emit_eh_reg_restore): Set lr_save_state.
124 2010-05-13 Jan Hubicka <jh@suse.cz>
126 * varpool.c (decide_is_variable_needed): Drop code checking
127 TREE_SYMBOL_REFERENCED.
129 2010-05-13 Jan Hubicka <jh@suse.cz>
131 * final.c (output_addr_const): Do not call mark_decl_referenced.
132 * cgraphunit.c (process_function_and_variable_attributes): Use
133 mark_needed_node dirrectly.
134 (assemble_thunk): Do not call mark_decl_referenced.
136 2010-05-13 Anatoly Sokolov <aesok@post.ru>
138 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
140 2010-05-13 Jeff Law <law@redhat.com>
142 * ira-conflicts.c (print_allocno_conflicts): New function broken out
144 (print_conflicts): Call print_allocno_conflicts.
146 2010-05-13 Jakub Jelinek <jakub@redhat.com>
149 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
152 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
154 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
155 t-mingw-w64 or t-mingw-w32 for multilib configuration.
156 * config/i386/t-mingw-w32: New.
157 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
159 2010-05-13 Martin Jambor <mjambor@suse.cz>
161 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
163 * gimple-fold.c (get_base_binfo_for_type): New function.
164 (gimple_get_relevant_ref_binfo): Likewise.
165 (gimple_fold_obj_type_ref_known_binfo): Likewise.
166 (gimple_fold_obj_type_ref): Likewise.
167 (fold_gimple_call): Simplify condition for folding virtual calls
168 and call gimple_fold_obj_type_ref.
169 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
170 (gimple_fold_obj_type_ref_known_binfo): Likewise.
172 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
174 * config/rs6000/rs6000-protos.h
175 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
176 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
177 (rs6000_debug_mode_dependent_address)
178 (rs6000_mode_dependent_address_ptr): Likewise.
180 2010-05-13 Jakub Jelinek <jakub@redhat.com>
183 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
185 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
186 * tree-sra.c (create_access_replacement): Call unshare_expr before
187 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
189 * dwarf2out.c: Include tree-flow.h.
190 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
191 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
192 Handle DW_OP_bit_piece.
193 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
194 construct_piece_list, adjust_piece_list): New functions.
195 (add_var_loc_to_decl): Handle SRA optimized variables.
196 Adjust for var_loc_note to loc field renaming.
197 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
198 in VAR_LOCATION note.
199 (new_loc_descr_op_bit_piece): New function.
200 (dw_sra_loc_expr): New function.
201 (dw_loc_list): Use it. Don't handle the last range after the
202 loop, handle it inside of the loop. Adjust for var_loc_note
203 to loc field renaming.
204 (add_location_or_const_value_attribute): Only special case
205 single entry loc lists if loc is NOTE_P. Adjust for
206 var_loc_note to loc field renaming.
207 (dwarf2out_var_location): Don't set newloc->var_loc_note
208 and newloc->next here.
210 2010-05-12 Jan Hubicka <jh@suse.cz>
212 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
214 * cgraph.h (cgraph_only_called_directly_p,
215 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
216 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
217 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
219 * ipa.c (cgraph_remove_unreachable_nodes): Use
220 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
222 * tree-inline.c (copy_bb): Check address_taken flag.
223 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
224 externally_visible flag.
226 2010-05-12 Jason Merrill <jason@redhat.com>
230 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
231 * sdbout.c (plain_type_1): Likewise.
232 * dwarf2out.c (is_base_type): Likewise.
233 (gen_type_die_with_usage): Likewise. Generate
234 DW_TAG_unspecified_type for any LANG_TYPE.
236 2010-05-12 Jan Hubicka <jh@suse.cz>
238 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
240 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
241 (cgraph_clone_edge): Update.
242 (cgraph_node_remove_callees): Remove indirect calls too.
243 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
244 (cgraph_create_indirect_edge): Update prototype.
245 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
246 is_proper_for_analysis.
247 (add_new_function, visited_nodes, function_insertion_hook_holder,
248 get_local_reference_vars_info, mark_address_taken, mark_address,
249 mark_load, mark_store, check_asm_memory_clobber, check_call,
250 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
251 (ipa_init): Do not initialize visited_nodes;
252 function_insertion_hook_holder.
253 (analyze_variable): Rewrite.
254 (analyze_function): Rewrite.
255 (copy_local_bitmap): Remove.
256 (duplicate_node_dat): Do not duplicate local info.
257 (generate_summary): Simplify to only walk cgraph.
258 (write_node_summary_p, ipa_reference_write_summary,
259 ipa_reference_read_summary): Remove.
260 (propagate): Do not remove function insertion;
262 (pass_ipa_reference): NULLify summary handling fields.
263 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
264 (input_edge): Input ecf_flags.
265 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
266 (update_indirect_edges_after_inlining): Ignore edges with unknown
269 2010-05-12 Sriraman Tallam <tmsriram@google.com>
271 * implicit-zee.c: New file.
272 * tree-pass.h (pass_implicit_zee): Declare.
273 * passes.c (init_optimization_passes): Add zee pass.
274 * common.opt (fzee): New flag.
275 * timevar.def (TV_ZEE): Define.
276 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
278 * Makefile.in (implicit-zee.o): Add new build file.
280 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
281 Nathan Froyd <froydnj@codesourcery.com>
283 * c-common.c (sync_resolve_params): Remove write-only variable.
285 2010-05-12 Anatoly Sokolov <aesok@post.ru>
287 * target.h (struct gcc_target): Add mode_dependent_address_p field.
288 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
289 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
290 * targhooks.c (default_mode_dependent_address_p): New function.
291 * targhooks.h (default_mode_dependent_address_p): Declare function.
292 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
293 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
294 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
295 target hook. Change return type to bool.
296 * recog.h: (mode_dependent_address_p): Change return type to bool.
298 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
299 Nathan Froyd <froydnj@codesourcery.com>
301 * tree-mudflap.c (build_function_type_0, build_function_type_1,
302 build_function_type_2, build_function_type_3): Remove.
303 (mudflap_init): Use build_function_type_list.
305 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
306 Nathan Froyd <froydnj@codesourcery.com>
308 * coverage.c (build_fn_info_value): Call build_constructor instead of
309 build_constructor_from_list.
310 (build_ctr_info_value): Likewise.
311 (build_gcov_info): Likewise.
313 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
315 * tree.c (build_constructor): Compute TREE_CONSTANT for the
316 resultant constructor.
317 (build_constructor_single): Don't set TREE_CONSTANT.
318 (build_constructor_from_list): Don't compute TREE_CONSTANT.
320 2010-05-12 Jan Hubicka <jh@suse.cz>
322 * cgraph.h (struct varpool_node): Add aux.
323 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
324 * varpool.c (varpool_remove_node): Do not remove initializer.
325 (varpool_reset_queue): Export.
326 (varpool_finalize_decl): Volatile vars are forced to be output.
327 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
329 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
330 process_references, varpool_can_remove_if_no_refs): New functions.
331 (cgraph_remove_unreachable_nodes): Handle variables too.
333 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
336 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
338 2010-05-12 Jakub Jelinek <jakub@redhat.com>
341 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
342 change value of ORT_TASK.
343 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
344 (omp_notice_threadprivate_variable): New function.
345 (omp_notice_variable): Call it for threadprivate variables.
346 If enclosing ctx is a task, print enclosing task rather than
347 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
348 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
349 if task has untied clause.
352 * dwarf2out.c (base_type_die): Don't add name attribute here.
353 (modified_type_die): Instead of sizetype use
354 its underlying original type. If a DW_TAG_base_type doesn't
355 have name added, add __unknown__.
356 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
357 always call force_type_die instead.
359 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
361 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
362 for __stack_chk_guard.
364 2010-05-11 Jakub Jelinek <jakub@redhat.com>
366 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
367 don't call start_source_file debug hook here...
368 (finish_options): ... but here, after outputting predefined and
369 command line defines and undefs.
372 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
374 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
375 optimizing away empty bb with no successors, move over its
376 footer chain to fallthru predecessor.
377 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
378 (rtl_split_edge): For asm goto call patch_jump_insn even if
379 splitting fallthru edge.
382 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
383 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
384 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
385 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
389 * c-parser.c (c_parser_expression): Mark LHS of a comma
390 expression as read if it is a decl, handled component or
391 COMPOUND_EXPR with that on the RHS.
392 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
393 if it is a decl or handled component.
395 2010-05-11 Jan Hubicka <jh@suse.cz>
397 * lto-symtab.c (lto_symtab_free): New function.
398 * lto-streamer.h (lto_symtab_free): Declare.
400 2010-05-11 Jan Hubicka <jh@suse.cz>
402 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
403 that if function is needed it is reachable.
404 (lto_output_node): See if it the function is reachable or referenced.
405 (output_cgraph): Update call of lto_output_node.
406 * lto-streamer.h (reachable_from_other_partition_p): Declare.
408 2010-05-11 Jan Hubicka <jh@suse.cz>
410 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
413 2010-05-11 Jan Hubicka <jh@suse.cz>
415 PR tree-optimize/44063
416 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
418 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
420 (estimate_function_body_sizes): Compute sizes even when disregarding.
422 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
424 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
426 2010-05-11 Jan Hubicka <jh@suse.cz>
428 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
431 2010-05-11 Jan Hubicka <jh@suse.cz>
433 * matrix-reorg.c (matrix_reorg): Rebuild edges.
435 2010-05-11 Jan Hubicka <jh@suse.cz>
437 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
438 lto_streamer_cache_delete): Put nodes into heap.
439 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
442 2010-05-11 Jan Hubicka <jh@suse.cz>
444 * cgraphbuild.c (cgraph_rebuild_references): New.
445 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
447 * cgraph.h (cgraph_rebuild_references): Declare.
448 * tree-inline.c (tree_function_versioning): Use it.
449 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
451 2010-05-11 Jan Hubicka <jh@suse.cz>
453 * cgraph.c: Include ipa-utils.h
454 (cgraph_create_virtual_clone): Update references.
455 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
457 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
459 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
460 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
463 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
465 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
467 2010-05-11 Jakub Jelinek <jakub@redhat.com>
469 * gcc.c (execute): For -### don't quote arguments that
470 contain just alphanumerics and _/-. characters.
471 * doc/invoke.texi: Document that change for -###.
474 * df-problems.c (struct dead_debug): Add to_rescan field.
475 (dead_debug_init): Clear to_rescan field.
476 (dead_debug_finish): Rescan all debug insns in to_rescan
477 bitmap and free the bitmap.
478 (dead_debug_insert_before): Instead of rescanning debug insns
479 immediately queue their rescanning until dead_debug_finish.
480 (df_note_bb_compute): After dead_debug_add do continue instead
483 2010-05-10 Jakub Jelinek <jakub@redhat.com>
486 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
487 clear also INSN_REG_USE_LIST.
489 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
491 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
493 2010-05-10 Jan Hubicka <jh@suse.cz>
495 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
498 2010-05-10 Jan Hubicka <jh@suse.cz>
500 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
502 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
503 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
504 (lto_streamer_cache_create): Init alloc pool.
505 (lto_streamer_cache_delete): Free alloc pool.
506 * lto-streamer.h: Include alloc pool.
507 (lto_streamer_cache_d): Use alloc pool.
508 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
510 2010-05-10 Jan Hubicka <jh@suse.cz>
512 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
513 * cgraphbuild.c: Include except.h
514 (record_type_list, record_eh_tables): New function.
515 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
517 2010-05-10 Jan Hubicka <jh@suse.cz>
519 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
520 __frame_dummy_init_array_entry, force_to_data): Attribute as used
523 2010-05-10 Michael Matz <matz@suse.de>
525 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
526 (can_reassociate_p): Use FLOAT_TYPE_P.
527 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
528 (vect_force_simple_reduction): ... this.
529 * tree-parloops.c (gather_scalar_reductions): Use
530 vect_force_simple_reduction.
531 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
532 vect_is_simple_reduction, add modify argument, if true rewrite
534 (vect_is_simple_reduction, vect_force_simple_reduction): New
536 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
538 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
539 Vladimir Makarov <vmakarov@redhat.com>
541 PR rtl-optimization/44012
542 * ira-build.c (remove_unnecessary_allocnos): Nullify
543 regno_allocno_map of the removed allocno.
545 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
547 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
549 * configure: Regenerate.
551 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
553 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
555 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
556 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
558 * configure: Regenerate.
560 2010-05-10 Richard Guenther <rguenther@suse.de>
562 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
563 marked if the entry identifier is marked.
565 2010-05-10 Richard Guenther <rguenther@suse.de>
567 * c-common.c (struct c_common_attributes): Add fnspec attribute.
568 (handle_fnspec_attribute): New function.
569 * gimple.h (gimple_call_return_flags): Declare.
570 (gimple_call_arg_flags): Likewise.
571 * gimple.c (gimple_call_arg_flags): New function.
572 (gimple_call_return_flags): Likewise.
573 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
575 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
577 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
578 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
580 (make_heapvar_for): ... this new function.
581 (handle_rhs_call): Handle fnspec attribute argument specifiers.
582 (handle_lhs_call): Likewise.
583 (find_func_aliases): Adjust.
585 2010-05-10 Richard Guenther <rguenther@suse.de>
587 PR tree-optimization/44050
588 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
590 2010-05-10 Wei Guozhi <carrot@google.com>
593 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
595 2010-05-09 Joseph Myers <joseph@codesourcery.com>
598 * c-typeck.c (lookup_field): Take a type directly. Update
600 (build_component_ref): Update call to lookup_field.
601 (set_init_label): Use lookup_field to find initialized field.
602 Handle returned list of fields like a sequence of designators.
604 2010-05-09 Richard Guenther <rguenther@suse.de>
607 * fold-const.c (tree_single_nonzero_warnv_p): Properly
608 handle &FUNCTION_DECL.
610 2010-05-09 Joseph Myers <joseph@codesourcery.com>
613 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
614 structures and unions recursively.
615 (detect_field_duplicates): Move duplicate detection with a hash to
616 detect_field_duplicates_hash. Always use a hash if anonymous
617 structures or unions are present.
618 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
621 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
624 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
625 detect Atom, Core 2 and Core i7.
627 2010-05-09 Richard Guenther <rguenther@suse.de>
629 * gcc.c (store_arg): Handle temporary file deletion for
632 2010-05-09 Richard Guenther <rguenther@suse.de>
635 * ipa-inline.c (estimate_function_body_sizes): Return after
636 disregarding inline limits.
638 2010-05-09 Richard Guenther <rguenther@suse.de>
640 * gcc.c (store_arg): Revert last change.
642 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
645 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
646 (optimize_ops_list): Call it.
648 2010-05-08 Richard Guenther <rguenther@suse.de>
650 PR tree-optimization/44030
651 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
652 NECESSARY flag if we propagate from a inserted expression.
654 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
656 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
657 domain types as equal if they are both PLACEHOLDER_EXPRs.
659 2010-05-08 Richard Guenther <rguenther@suse.de>
661 * lto-wrapper.c (run_gcc): Remove linker output from
662 command line for LTRANS invocation.
664 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
666 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
667 lto-macho as lto_binary_reader.
668 * target.h (struct gcc_target): New hooks lto_start and lto_end.
669 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
670 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
671 in lto_start and lto_end calls.
672 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
674 (scan_prog_file): Update is_elf_or_coff call.
675 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
677 * collect2.c (main): Fix enum comparison.
679 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
681 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
682 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
683 and TARGET_ASM_LTO_END.
684 * darwin.c: Include obstack.h and lto-streamer.h.
685 (lto_section_names_offset, lto_section_names_obstack,
686 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
688 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
689 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
691 (darwin_asm_lto_end): New function. Restore asm_out_file.
692 (darwin_asm_named_section): For LTO sections, replace the name with
693 the offset of the section name in a string table, and build this
695 (darwin_file_start): Initialize global vars for LTO support.
696 (darwin_file_end): If output to asm_out_file was redirected, append it
697 to the proper asm_out_file here. Add the section names section.
699 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
701 * c-pragma.c (pending_weak_d, pending_weak): New.
702 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
703 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
704 handle_pragma_weak): Update the uses of pending_weaks.
706 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
708 PR documentation/44016
709 * doc/standards.texi (Standards): Link to unversioned
710 cxx0x_status.html page.
712 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
715 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
716 in addition to TREE_USED, to avoid "set but unused" warnings.
718 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
720 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
721 (is_loop_prefetching_profitable): Do not insert prefetches
722 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
723 times the prefetch ahead distance.
725 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
727 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
728 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
729 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
732 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
734 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
735 a diagnostic info when the insn-to-mem ratio is too small.
737 2010-05-07 Richard Guenther <rguenther@suse.de>
739 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
741 (store_arg): Queue temp_filename for deletion instead of
744 2010-05-07 Richard Guenther <rguenther@suse.de>
746 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
747 (run_gcc): Handle LTRANS phase invocation.
748 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
750 2010-05-07 Jakub Jelinek <jakub@redhat.com>
752 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
753 this is also meaningful on PARM_DECLs and RESULT_DECLs.
755 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
757 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
759 2010-05-07 Richard Guenther <rguenther@suse.de>
761 PR tree-optimization/44020
762 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
763 code when PRE is not yet initialized.
765 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
767 * config/mips/dbxmdebug.h: Remove.
768 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
770 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
772 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
773 with null pointer and also warn about ordered comparison of zero with
776 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
778 * graphite-blocking.c
779 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
780 * graphite-clast-to-gimple.c
781 (clast_to_gcc_expression): Same.
782 (precision_for_value): Same.
783 (precision_for_interval): Same.
784 (gcc_type_for_interval): Same.
785 (graphite_create_new_guard): Same.
786 (compute_bounds_for_level): Same.
787 (graphite_create_new_loop_guard): Same.
788 * graphite-interchange.c
789 (build_linearized_memory_access): Same.
790 (pdr_stride_in_loop): Same.
791 (memory_strides_in_loop_1): Same.
792 (memory_strides_in_loop): Same.
793 (extend_scattering): Same.
794 (psct_scattering_dim_for_loop_depth): Same.
795 (pbb_number_of_iterations): Same.
797 (debug_iteration_domains): Same.
799 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
800 (ppl_set_inhomogeneous_gmp): Same.
801 (ppl_strip_loop): Same.
802 (ppl_lexico_compare_linear_expressions): Same.
803 (ppl_read_polyhedron_matrix): Same.
804 (ppl_max_for_le_pointset): Same.
806 (ppl_read_polyhedron_matrix): Same.
807 (tree_int_to_gmp): Same.
808 (gmp_cst_to_tree): Same.
809 (ppl_set_inhomogeneous): Same.
810 (ppl_set_inhomogeneous_tree): Same.
811 (ppl_set_coef): Same.
812 (ppl_set_coef_tree): Same.
813 * graphite-sese-to-poly.c
814 (build_pbb_scattering_polyhedrons): Same.
815 (build_scop_scattering): Same.
816 (scan_tree_for_params_right_scev): Same.
817 (scan_tree_for_params): Same.
818 (find_params_in_bb): Same.
819 (find_scop_parameters): Same.
820 (add_upper_bounds_from_estimated_nit): Same.
821 (build_loop_iteration_domains): Same.
822 (add_condition_to_domain): Same.
823 (pdr_add_memory_accesses): Same.
825 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
827 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
828 CLooG's value_* macros to their respective mpz_* counterparts.
829 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
830 (graphite_create_new_loop_guard): Same.
831 * graphite-interchange.c (build_linearized_memory_access): Same.
832 (pdr_stride_in_loop): Same.
833 (memory_strides_in_loop_1): Same.
834 (1st_interchange_profitable_p): Same.
835 * graphite-poly.c (extend_scattering): Same.
836 (psct_scattering_dim_for_loop_depth): Same.
837 (pbb_number_of_iterations): Same.
838 (pbb_number_of_iterations_at_time): Same.
839 * graphite-poly.h (new_1st_loop): Same.
840 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
841 (oppose_constraint): Same.
842 (insert_constraint_into_matrix): Same.
843 (ppl_set_inhomogeneous_gmp): Same.
844 (ppl_set_coef_gmp): Same.
845 (ppl_strip_loop): Same.
846 (ppl_lexico_compare_linear_expressions): Same.
847 (ppl_max_for_le_pointset): Same.
848 (ppl_min_for_le_pointset): Same.
849 (ppl_build_realtion): Same.
850 * graphite-ppl.h (gmp_cst_to_tree): Same.
851 (ppl_set_inhomogeneous): Same.
852 (ppl_set_inhomogeneous_tree): Same.
853 (ppl_set_coef): Same.
854 (ppl_set_coef_tree): Same.
855 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
856 (build_scop_scattering): Same.
857 (add_value_to_dim): Same.
858 (scan_tree_for_params_right_scev): Same.
859 (scan_tree_for_params_int): Same.
860 (scan_tree_for_params): Same.
861 (find_params_in_bb): Same.
862 (find_scop_parameters): Same.
863 (add_upper_bounds_from_estimated_nit): Same.
864 (build_loop_iteration_domains): Same.
865 (create_linear_expr_from_tree): Same.
866 (add_condition_to_domain): Same.
867 (pdr_add_memory_accesses): Same.
869 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
870 Jason Merrill <jason@redhat.com>
872 * c-common.c (c_common_reswords): Add nullptr.
873 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
874 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
875 (gen_type_die_with_usage): Likewise.
876 * dbxout.c (dbxout_type): Likewise.
877 * sdbout.c (plain_type_1): Likewise.
879 2010-05-06 Jason Merrill <jason@redhat.com>
881 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
882 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
884 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
886 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
887 stripping WITH_SIZE_EXPR.
888 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
891 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
893 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
894 list of obsolete configurations.
895 Disabled check for obsolete configurations.
896 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
897 Removed support for previous versions.
898 * config/mips/iris.h: Removed.
899 * config/mips/iris5.h: Removed.
900 * config/mips/iris6.h: Merged old iris.h contents.
901 (TARGET_IRIX): Removed.
902 (DRIVER_SELF_SPECS): Removed mabi=32.
903 (IDENT_ASM_OP): Removed undef.
904 (STARTFILE_SPEC): Removed mabi=32.
905 (ENDFILE_SPEC): Likewise.
906 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
907 (MACHINE_TYPE): Update for IRIX 6.5.
908 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
909 TARGET_IRIX by TARGET_IRIX6.
910 (mips_file_start): Likewise.
911 (mips_output_external): Remove IRIX 5/6 O32 support.
912 (mips_output_function_prologue): Likewise.
913 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
915 (TARGET_CPU_CPP_BUILTINS): Likewise.
916 (TARGET_IRIX): Removed.
917 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
918 (MULTILIB_DIRNAMES): Removed 32.
919 (MULTILIB_OSDIRNAMES): Removed ../lib.
920 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
921 (Specific, mips-sgi-irix5): Document removal.
922 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
923 Remove references to older IRIX 6 releases and the O32 ABI.
925 2010-05-06 Jakub Jelinek <jakub@redhat.com>
928 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
929 instead of DF_REF_REAL_REG.
931 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
934 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
935 handling to still return true for x64 targets.
937 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
939 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
941 2010-05-06 Jan Hubicka <jh@suse.cz>
943 PR tree-optimization/43791
944 * ipa-inline.c (update_caller_keys): Remove bogus
945 disregard_inline_limits check.
947 2010-05-06 Michael Matz <matz@suse.de>
949 PR tree-optimization/43984
950 * tree-ssa-pre.c (inserted_phi_names): Remove.
951 (inserted_exprs): Change to bitmap.
952 (create_expression_by_pieces): Set bits, don't append to vector.
953 (insert_into_preds_of_block): Don't handle inserted_phi_names.
954 (eliminate): Don't look at inserted_phi_names, remove deleted
955 insns from inserted_exprs.
956 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
957 (init_pre, fini_pre): Allocate and free bitmaps.
958 (execute_pre): Insert insns on edges before elimination.
960 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
962 * tree.c (initializer_zerop): Handle STRING_CST.
964 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
967 * doc/invoke.texi (Wimplicit): Document as C only.
968 * opts.c (common_handle_option): Add argument kind.
969 (handle_option): Rename as read_cmdline_option. Factor out code to...
970 (handle_option): ... here. New.
971 (handle_options): Rename as read_cmdline_options.
972 (decode_options): Update call.
973 (set_option): Use option index instead of option pointer. Classify
974 diagnostics correctly.
975 (enable_warning_as_error): Call handle_option.
976 * opts.h (set_option): Update declaration.
977 (handle_option): Declare.
978 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
979 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
980 * c-opts.c (set_Wimplicit): Delete.
981 (c_family_lang_mask): New static constant.
982 (c_common_handle_option): Add argument kind. Use handle_option
983 instead of set_Wimplicit.
984 (c_common_post_options): warn_implicit and warn_implicit_int
985 are disabled by default.
986 * c-common.c (warn_implicit): Do not define here.
987 * c-common.h (warn_implicit): Do not declare here.
988 (c_common_handle_option): Update declaration.
989 * lto-opts.c (lto_reissue_options): Update call to set_option.
991 2010-05-06 Richard Guenther <rguenther@suse.de>
993 PR tree-optimization/43571
994 * domwalk.c (walk_dominator_tree): Walk the dominator
995 sons in more optimal order.
997 2010-05-06 Richard Guenther <rguenther@suse.de>
999 PR tree-optimization/43934
1000 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1001 (stmt_cost): Likewise.
1002 (extract_true_false_args_from_phi): New helper.
1003 (determine_max_movement): For PHI nodes verify we can hoist them
1004 and compute their cost.
1005 (determine_invariantness_stmt): Handle PHI nodes.
1006 (move_computations_stmt): Likewise. Hoist PHI nodes in
1007 if-converted form using COND_EXPRs.
1008 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1009 (tree_ssa_lim): Likewise.
1010 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1011 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1013 2010-05-06 Richard Guenther <rguenther@suse.de>
1015 PR tree-optimization/43987
1016 * tree-ssa-structalias.c (could_have_pointers): For possibly
1017 address-taken variables force pointers to be recorded.
1018 (create_variable_info_for_1): Likewise.
1019 (push_fields_onto_fieldstack): Pass in wheter all fields
1021 (find_func_aliases): Query types instead of vars whether
1022 they contain pointers where appropriate.
1024 2010-05-06 Jan Hubicka <jh@suse.cz>
1026 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1027 (record_reference, mark_address, mark_load, mark_store): Record
1029 (record_references_in_initializer): Update call of record_references.
1030 (rebuild_cgraph_edges): Remove all references before rebuiding.
1031 * cgraph.c (cgraph_create_node): Clear ref list.
1032 (cgraph_remove_node): Remove references.
1033 (dump_cgraph_node): Dump references.
1034 (cgraph_clone_node): Clone references.
1035 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1036 (struct cgraph_node, varpool_node): Add ref_lst.
1037 * ipa-ref.c: New file.
1038 * ipa-ref.h: New file.
1039 * ipa-ref-inline.h: New file.
1040 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1041 (referenced_from_other_partition_p): New function.
1042 (lto_output_varpool_node): Take set arugment; call
1043 referenced_from_other_partition.
1044 (lto_output_ref): New.
1045 (add_references): New.
1047 (output_cgraph): Compute boundary based on references; output refs.
1048 (output_varpool): Accept cgraph_node_set argument.
1051 (input_cgraph): Call input_refs.
1052 * lto-section-in.c (lto_section_name): Add refs.
1053 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1054 (ipa-ref.o): New file.
1055 * varpool.c (varpool_node): Clear ipa ref list.
1056 (varpool_remove_node): Remove references.
1057 (dump_varpool_node): Dump references.
1058 (varpool_assemble_decl): Only compile finalized ones.
1059 (varpool_extra_name_alias): Initialize ref list.
1060 * lto-streamer.c (lto-get_section_name): Add .refs section.
1061 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1062 (referenced_from_other_partition_p): Declared.
1064 2010-05-06 Ira Rosen <irar@il.ibm.com>
1066 PR tree-optimization/43901
1067 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1068 type is not NULL if it's transformation phase, and return
1069 FALSE if it's analysis.
1070 (vectorizable_conversion, vectorizable_operation,
1071 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1073 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1075 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1077 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1079 * config/mips/mips-protos.h
1080 (mips_small_register_classes_for_mode_p): Delete prototype.
1082 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1084 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1085 * config/arm/arm.c (multiple_operation_profitable_p,
1086 compute_offset_order): New static functions.
1087 (load_multiple_sequence, store_multiple_sequence): Use them.
1088 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1089 memory offsets, not register numbers.
1090 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1092 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1094 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1095 (get_pending_sizes, put_pending_size, put_pending_sizes):
1096 Update the uses of pending_sizes.
1097 * c-decl.c (store_parm_decls): Likewise.
1098 * c-tree.h (struct c_arg_info): Likewise.
1099 * tree.h: Update the prototype for get_pending_sizes and
1102 2010-05-05 Jason Merrill <jason@redhat.com>
1105 * c-common.c (handle_aligned_attribute): Respect
1106 ATTR_FLAG_TYPE_IN_PLACE.
1109 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1110 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1111 (TARGET_INITIALIZER): Use it.
1112 * c-common.c (attribute_takes_identifier_p): Call it.
1113 * c-common.h: Update prototype.
1114 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1115 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1117 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1120 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1121 DW_ID_down_case for Fortran compilation units.
1123 2010-05-05 Jan Hubicka <jh@suse.cz>
1125 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1128 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1130 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1131 a variable-sized RESULT_DECL.
1133 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1135 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1137 2010-05-05 Jason Merrill <jason@redhat.com>
1140 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1142 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1144 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1145 Jakub Jelinek <jakub@redhat.com>
1148 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1149 (dead_debug_init, dead_debug_finish): New functions.
1150 (dead_debug_add, dead_debug_insert_before): Likewise.
1151 (df_note_bb_compute): Initialize a dead_debug object, add dead
1152 debug uses to it, insert debug bind insns before death insns,
1153 reset debug insns that refer to pending uses at the end.
1154 * rtl.h (make_debug_expr_from_rtl): New prototype.
1155 * varasm.c (make_debug_expr_from_rtl): New function.
1157 2010-05-05 Jan Hubicka <jh@suse.cz>
1159 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1160 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1161 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1162 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1163 lto_varpool_encoder_encode_initializer_p,
1164 lto_set_varpool_encoder_encode_initializer): New functions.
1165 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1166 call output_varpool.
1167 (input_varpool_node): Do not always set analyzed.
1168 (input_cgraph_1): Return vector of cgraph nodes.
1169 (input_varpool_1): Return vector of varpools.
1170 (input_cgraph): Free the vectors.
1171 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1172 output only initializers needed.
1173 (lto_output): Only call output_cgraph.
1174 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1175 * lto-section-out.c (lto_new_out_decl_state): Initialize
1176 state->varpool_node_encoder.
1177 * lto-streamer.h (lto_varpool_encoder_d): New.
1178 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1179 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1180 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1181 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1182 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1184 (output_varpool, input_varpool): Remove declarations.
1186 2010-05-05 Jan Hubicka <jh@suse.cz>
1188 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1189 with body can prevail.
1191 2010-05-05 Jan Hubicka <jh@suse.cz>
1193 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1196 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1198 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1200 * gengtype.h (erro_at_line): Constify pos argument.
1202 * gengtype.c: Include hashtab.h.
1203 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1204 (error_at_line): Constify pos argument.
1205 (do_typedef): Initialize p->opt field.
1206 (get_file_gtfilename): Fix comment typo.
1207 (struct walk_type_data): Constify line field.
1208 (get_output_file_for_structure): New function.
1209 (write_local_func_for_structure): Constify orig_s argument.
1210 Use get_output_file_for_structure.
1211 (write_func_for_structure): Use get_output_file_for_structure.
1212 (INDENT): New define.
1213 (dump_pair, dump_type, dump_type_list, dump_typekind)
1214 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1215 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1217 (seen_types): New variable.
1218 (main): New variable do_dump. Process "-d" command line option.
1219 Call dump_everything if dump requested.
1221 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1223 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1224 in a temporary instead of invoking the macro multiple times.
1225 (track_expr_p): Likewise.
1227 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1229 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1231 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1232 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1233 conditions for printing notes.
1234 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1235 true, update documentation.
1236 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1238 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1241 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1244 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1247 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1248 (*sse_prologue_save_insn1): Likewise.
1249 (SSE prologue save splitter): Likewise.
1251 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1253 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1254 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1255 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1256 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1257 all decls. Call it on DECL_FIELD_OFFSET of fields.
1258 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1259 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1261 2010-05-04 Martin Jambor <mjambor@suse.cz>
1263 * tree-sra.c (build_access_from_expr_1): The first parameter type
1264 changed to simple tree.
1265 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1266 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1268 (build_accesses_from_assign): Removed all parameters except for a
1269 simple gimple statement. Now returns a simple bool.
1270 (scan_function): All non-analysis parts moved to separate functions
1271 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1272 parameters and updated both callers.
1273 (sra_modify_expr): Removed parameter data.
1274 (sra_modify_function_body): New function.
1275 (perform_intra_sra): Call sra_modify_function_body to modify the
1277 (replace_removed_params_ssa_names): Parameter data changed into
1279 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1280 changed the parameter dont_convert to convert with the opposite
1282 (sra_ipa_modify_assign): Parameter data changed into adjustments
1283 vector, return value changed to bool.
1284 (ipa_sra_modify_function_body): New function.
1285 (sra_ipa_reset_debug_stmts): Updated a comment.
1286 (modify_function): Use ipa_sra_modify_function_body to modify function
1289 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1292 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1293 (canon_true_dependence): Likewise.
1294 (write_dependence_p): Likewise.
1296 2010-05-04 Jan Hubicka <jh@suse.cz>
1298 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1299 * cgraphbuild.c: Include ipa-utils.h
1300 (record_reference_ctx): New struct.
1301 (record_reference): Simplify to work on initializers; not statements.
1302 (mark_address, mark_load, mark_store): New.
1303 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1305 (record_references_in_initializer): Update use of record_reference.
1306 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1309 2010-05-04 Jan Hubicka <jh@suse.cz>
1311 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1312 node will be removed anyway.
1313 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1314 relink aliases of node into prevailing node.
1315 * varpool.c (varpool_remove_node): Remove aliases properly;
1316 when removing node, remove all its aliases too; remove DECL_INITIAL
1317 of removed node; ggc_free the varpool node.
1319 2010-05-04 Richard Guenther <rguenther@suse.de>
1321 PR tree-optimization/43879
1322 * tree-ssa-structalias.c (alias_get_name): Use
1323 DECL_ASSEMBLER_NAME if available.
1324 (create_function_info_for): Return the varinfo node.
1325 (ipa_pta_execute): Associate same-body aliases and extra names
1326 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1328 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1330 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1332 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1335 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1336 only if HONOR_REG_ALLOC_ORDER is not defined.
1338 2010-05-04 Richard Guenther <rguenther@suse.de>
1340 PR tree-optimization/43949
1341 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1344 2010-04-26 Jason Merrill <jason@redhat.com>
1346 * c.opt (-fstrict-enums): New.
1347 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1349 2010-05-03 David Ung <davidu@mips.com>
1350 James E. Wilson <wilson@codesourcery.com>
1352 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1353 emit the trap instruction before the divide for TUNE_74K.
1355 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1357 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1358 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1359 based on the above, for new target hook.
1361 * hooks.c (hook_bool_mode_true): New generic hook.
1362 * hooks.h (hook_bool_mode_true): Add prototype.
1364 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1366 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1367 target hook, set to hook_bool_mode_false.
1368 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1369 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1370 with targetm.small_register_classes_for_mode_p.
1371 (find_reusable_reload): Likewise.
1372 (combine_reloads): Likewise.
1373 * reload1.c (reload_as_needed): Likewise.
1374 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1375 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1376 dead_or_predicable): Likewise.
1377 * regmove.c (optimize_reg_copy_1): Likewise.
1378 * calls.c (prepare_call_address): Likewise.
1379 (precompute_register_parameters): Likewise.
1381 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1383 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1384 implementation of the hook that considers all register classes
1385 small except for SH64.
1386 (sh_override_options): Use the new hook.
1387 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1390 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1392 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1393 implementation of the hook that considers all register classes
1395 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1398 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1400 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1401 implementation of the hook that considers all register classes
1403 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1406 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1408 * config/m32c/m32c.h: Likewise.
1409 * config/pdp11/pdp11.h: Likewise.
1410 * config/avr/avr.h: Likewise.
1411 * config/xtensa/xtensa.h: Likewise.
1412 * config/m68hc11/m68hc11.h: Likewise.
1413 * config/mn10300/mn10300.h: Likewise.
1414 * config/mcore/mcore.h: Likewise.
1415 * config/h8300/h8300.h: Likewise.
1416 * config/bfin/bfin.h: Likewise.
1418 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1419 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1421 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1423 * double-int.h (tree_to_double_int): Remove macro.
1424 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1425 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1426 (tree_to_double_int): New function.
1427 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1429 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1431 2010-05-03 Richard Guenther <rguenther@suse.de>
1433 PR tree-optimization/43971
1434 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1435 constraints in the !flag_delete_null_pointer_checks case.
1437 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1440 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1441 result mode matches original rtl mode.
1443 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1446 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1448 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1450 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1451 when processing flag options.
1453 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1455 * gcov-iov.c (main): Change format string placeholder
1456 from %#08x to 0x%08x.
1457 * genchecksum.c (dosum): Change format string placeholder
1458 from %#02x to 0x%02x.
1460 2010-05-02 Richard Guenther <rguenther@suse.de>
1462 PR tree-optimization/43879
1463 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1465 2010-05-02 Bruno Haible <bruno@clisp.org>
1467 * doc/extend.texi (Function Attributes): Fix a typo.
1469 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1472 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1473 placeholder from 0x%x to %#x.
1474 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1475 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1476 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1477 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1478 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1479 * config/i386/i386.c (ix86_target_string): Ditto.
1480 * config/i386/i386.c (output_pic_addr_const): Ditto.
1481 (print_operand): Ditto.
1483 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1485 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1486 placeholder from 0x%x to %#x.
1487 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1488 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1489 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1490 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1491 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1492 * optc-gen.awk: Ditto.
1493 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1494 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1495 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1496 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1498 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1500 * target.h (struct calls): Add function_value_regno_p field.
1501 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1502 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1503 * targhooks.c (default_function_value_regno_p): New function.
1504 * targhooks.h (default_function_value_regno_p): Declare function.
1505 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1506 * builtins.c. (apply_result_size): (Ditto.).
1507 * combine.c. (likely_spilled_retval_p): (Ditto.).
1508 * mode-switching.c. Include 'target.h'.
1509 (create_pre_exit): Use function_value_regno_p hook.
1510 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1511 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1512 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1514 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1515 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1516 (ix86_function_value_regno_p): Declare as static, change argument
1517 type to const unsigned int.
1518 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1520 2010-05-01 Richard Guenther <rguenther@suse.de>
1522 PR tree-optimization/43949
1523 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1525 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1527 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1529 * rtl.h (CONST_DOUBLE_P): Define.
1530 (rtx_to_double_int): Declare.
1531 * emit-rtl.c (rtx_to_double_int): New function.
1532 * dwarf2out.c (insert_double): New function.
1533 (loc_descriptor, add_const_value_attribute): Clean up, use
1534 rtx_to_double_int and insert_double functions.
1536 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1538 * doc/extend.texi (Inline): Add missing return keyword to examples.
1539 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1542 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1544 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1545 the variable part of the offset as well. Use highest_pow2_factor for
1546 all alignment checks.
1548 2010-04-30 Richard Guenther <rguenther@suse.de>
1550 PR tree-optimization/43879
1551 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1554 2010-04-30 Jan Hubicka <jh@suse.cz>
1556 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1558 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1560 2010-04-30 Jan Hubicka <jh@suse.cz>
1562 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1564 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1565 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1566 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1567 cgraph_node_set_needs_ltrans_p): Remove.
1569 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1571 * sdbout.c: Include vec.h, do not include varray.h.
1572 (deferred_global_decls, sdbout_global_decl,
1573 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1574 * toplev.c: Do not include varray.h.
1575 (dump_memory_report): Do not dump VARRAY statistics.
1576 * gengtype.c (open_base_file): Ignore varray.h.
1577 * Makefile.in: Update for abovementioned changes.
1578 Remove all traces of varray.c and varray.h.
1579 * varray.c: Remove file.
1580 * varray.h: Remove file.
1582 2010-04-30 Jan Hubicka <jh@suse.cz>
1584 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1587 2010-04-30 Jan Hubicka <jh@suse.cz>
1589 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1592 2010-04-30 Richard Guenther <rguenther@suse.de>
1594 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1595 constraints for CONSTRUCTOR.
1597 2010-04-30 Richard Guenther <rguenther@suse.de>
1600 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1601 first after all lowering passes.
1603 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1605 * toplev.c: Include varray.h for statistics dumping.
1606 * tree.h: Do not declare varray_head_tag.
1607 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1608 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1609 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1610 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1611 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1612 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1613 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1614 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1616 * Makefile.in: Update for abovementioned changes.
1618 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1621 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1623 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1625 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1626 Use this function to do machine-specific conversion.
1627 (picochip_legitimize_reload_address): Likewise.
1628 (picochip_legitimate_address_p): Check valid base register only if
1630 (picochip_check_conditional_copy): Check for modw only if opnd is
1632 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1633 to call the function in c.
1634 * config/picochip/picochip-protos.h
1635 (picochip_legitimize_reload_address): Define.
1636 * config/picochip/picochip.md (supported_compare1): Define.
1638 2010-04-30 Jan Hubicka <jh@suse.cz>
1640 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1641 (cgraph_global_info): Remove inlined.
1642 (LTO_cgraph_tag_names): Remove.
1643 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1644 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1645 simplify cgraph tags and document.
1646 (lto_output_node): Use only LTO_cgraph_unavail_node and
1647 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1648 for_functions_valid, global info, process and output flags.
1649 (input_overwrite_node): Initialize estimated stack size and
1650 estimated growth. Do not read flags we no longer store.
1651 (input_node): Likewise do not read info no longer stored.
1652 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1655 2010-04-30 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/43879
1658 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1659 handle non-zero initializers.
1661 2010-04-30 Richard Guenther <rguenther@suse.de>
1663 * builtins.c (fold_builtin_1): Delete free (0).
1665 2010-04-29 Jan Hubicka <jh@suse.cz>
1667 * gengtype.c (open_base_files): Add lto-streamer.h
1668 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1669 (pass_ipa_cp): GGC collect.
1670 * toplev. (compile_file): Do not output symbols.
1671 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1672 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1673 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1674 * lto-section-in.c: Include ggc.h
1675 (lto_new_in_decl_state): Alloc in GGC.
1676 (lto_delete_in_decl_state): Likewise.
1677 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1680 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1683 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1684 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1685 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1686 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1687 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1688 account only if HONOR_REG_ALLOC_ORDER is not defined.
1689 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1690 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1692 2010-04-29 Jon Grant <04@jguk.org>
1694 * collect2.c (vflag): Change type from int to bool.
1696 (helpflag): New global bool.
1697 (main): Set vflag and debug with boolean, not integer truth values.
1698 Accept new "--help" option and output usage text if found.
1699 * collect2.h (vflag): Update prototype.
1702 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1705 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1707 2010-04-29 Richard Guenther <rguenther@suse.de>
1710 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1711 with ATTRIBUTE_UNUSED.
1713 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1716 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1717 INSN_P with NONDEBUG_INSN_P.
1718 (distance_non_agu_define): Likewise.
1719 (distance_agu_use): Likewise.
1721 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1723 From Dominique d'Humieres <dominiq@lps.ens.fr>
1725 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1728 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1730 * plugin.h (invoke_plugin_callbacks): New inline function.
1731 * plugin.c (flag_plugin_added): New global flag.
1732 (add_new_plugin): Initialize above flag.
1733 (invoke_plugin_callbacks): Rename to ...
1734 (invoke_plugin_callbacks_full): ... this.
1736 2010-04-28 Jan Hubicka <jh@suse.cz>
1738 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1739 (lto_varpool_replace_node): New.
1740 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1741 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1742 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1743 * cgraph.h (varpool_node_ptr): New type.
1744 (varpool_node_ptr): New vector.
1745 (varpool_node_set_def): New structure.
1746 (varpool_node_set): New type.
1747 (varpool_node_set): New vector.
1748 (varpool_node_set_element_def): New structure.
1749 (varpool_node_set_element, const_varpool_node_set_element): New types.
1750 (varpool_node_set_iterator): New type.
1751 (varpool_node): Add prev pointers, add used_from_other_partition,
1753 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1754 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1755 varpool_get_node, varpool_remove_node): Declare.
1756 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1757 varpool_node_set_size): New inlines.
1758 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1759 * tree-pass.h (varpool_node_set_def): Forward declare.
1760 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1761 (ipa_write_optimization_summaries): Update prototype.
1762 * ipa-cp.c (ipcp_write_summary): Update.
1763 * ipa-reference.c (ipa_reference_write_summary): Update.
1764 * lto-cgraph.c (lto_output_varpool_node): New static function.
1765 (output_varpool): New function.
1766 (input_varpool_node): New static function.
1767 (input_varpool_1): New function.
1768 (input_cgraph): Input varpool.
1769 * ipa-pure-const.c (pure_const_write_summary): Update.
1770 * lto-streamer-out.c (lto_output): Update, output varpool too.
1771 (write_global_stream): Kill WPA hack.
1772 (produce_asm_for_decls): Update.
1773 (output_alias_pair_p): Handle variables.
1774 (output_unreferenced_globals): Output only needed partition of varpool.
1775 * ipa-inline.c (inline_write_summary): Update.
1776 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1778 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1779 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1780 varpool_node_set_new, varpool_node_set_add,
1781 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1782 debug_varpool_node_set): New functions.
1783 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1784 (execute_one_pass): Process new decls too.
1785 (ipa_write_summaries_2): Pass around vsets.
1786 (ipa_write_summaries_1): Likewise.
1787 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1789 (ipa_write_optimization_summaries_1): Pass around vsets.
1790 (ipa_write_optimization_summaries): Likewise.
1791 * varpool.c (varpool_get_node): New.
1792 (varpool_node): Update doubly linked lists.
1793 (varpool_remove_node): New.
1794 (dump_varpool_node): More dumping.
1795 (varpool_enqueue_needed_node): Update doubly linked lists.
1796 (decide_is_variable_needed): Kill ltrans hack.
1797 (varpool_finalize_decl): Kill lto hack.
1798 (varpool_assemble_decl): Skip decls in other partitions.
1799 (varpool_assemble_pending_decls): Update doubly linkes lists.
1800 (varpool_empty_needed_queue): Likewise.
1801 (varpool_extra_name_alias): Likewise.
1802 * lto-streamer.c (lto_get_section_name): Add vars section.
1803 * lto-streamer.h (lto_section_type): Update.
1804 (output_varpool, input_varpool): Declare.
1806 2010-04-28 Mike Stump <mikestump@comcast.net>
1808 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1810 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1812 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1813 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1814 (lto_input_ts_type_tree_pointers): Likewise.
1815 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1816 (lto_output_ts_type_tree_pointers): Likewise.
1818 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1820 Uniquization of constants at the Tree level
1821 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1822 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1824 (tree_output_constant_def): Declare.
1825 * gimplify.c (gimplify_init_constructor): When using block copy, first
1826 uniquize the constant constructor on the RHS.
1827 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1828 DECL_IN_CONSTANT_POOL flag.
1829 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1830 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1832 (assemble_variable): Deal with symbols belonging to the tree constant
1834 (get_constant_section): Add ALIGN parameter and simplify.
1835 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1836 (assemble_constant_contents): Use the expression of the VAR_DECL.
1837 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1838 (tree_output_constant_def): New global function.
1839 (mark_constant): Use the expression of the VAR_DECL.
1840 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1842 (output_object_block): Likewise and assemble the expression.
1844 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1846 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1847 hash_tree, eq_tree): New tree hash table.
1848 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1849 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1850 lto_orig_address_remove): Reimplement.
1852 2010-04-28 Xinliang David Li <davidxl@google.com>
1855 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1856 (compute_uninit_opnds_pos): New function.
1857 (is_non_loop_exit_postdominating): New function.
1858 (compute_control_dep_chain): New function.
1859 (find_pdom): New function.
1860 (convert_control_dep_chain_into_preds): New function.
1861 (find_predicates): New function.
1862 (find_control_equiv_block): New function.
1863 (collect_phi_def_edges): New function.
1864 (find_def_preds): New function.
1865 (find_dom): New function.
1866 (dump_predicates): New function.
1867 (get_cmp_code): New function.
1868 (is_value_included_in): New function.
1869 (find_matching_predicate_in_rest_chains): New function.
1870 (use_pred_not_overlap_with_undef_path_pred): New function.
1871 (is_use_properly_guarded): New function.
1872 (normalize_cond_1): New function.
1873 (is_and_or_or): New function.
1874 (normalize_cond): New function.
1875 (is_gcond_subset_of): New function.
1876 (is_subset_of_any): New function.
1877 (is_or_set_subset_of): New function.
1878 (is_and_set_subset_of): New function.
1879 (is_norm_cond_subset_of): New function.
1880 (is_pred_expr_subset_of): New function.
1881 (is_pred_chain_subset_of): New function.
1882 (is_included_in): New function.
1883 (is_superset_of): New function.
1884 (find_uninit_use): New function.
1885 (warn_uninitialized_phi): New function.
1886 (compute_possibly_undefined_names): New function.
1887 (ssa_undefined_value_p): New function.
1888 (execute_late_warn_uninitialized): New function.
1889 * tree-ssa.c (ssa_undefined_value_p): Removed.
1890 (warn_uninit): Changed to extern.
1891 (warn_uninitialized_phi): Removed.
1892 (warn_uninitialized_vars): Changed to extern.
1893 (execute_late_warn_uninitialized): Removed
1894 * tree-flow.h: Add new prototypes.
1895 * timevar.def: Add new time variable.
1896 * Makefile.in: Add new build file.
1898 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1900 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1903 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1906 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1908 2010-04-28 Martin Jambor <mjambor@suse.cz>
1910 * cgraph.h (struct cgraph_node): New field indirect_calls.
1911 (struct cgraph_indirect_call_info): New type.
1912 (struct cgraph_edge): Removed field indirect_call. New fields
1913 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1914 (cgraph_create_indirect_edge): Declare.
1915 (cgraph_make_edge_direct): Likewise.
1916 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1917 * ipa-prop.h (struct ipa_param_call_note): Removed.
1918 (struct ipa_node_params): Removed field param_calls.
1919 (ipa_create_all_structures_for_iinln): Declare.
1920 * cgraph.c: Described indirect edges and uids in initial comment.
1921 (cgraph_add_edge_to_call_site_hash): New function.
1922 (cgraph_edge): Search also among the indirect edges, use
1923 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1924 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1925 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1927 (initialize_inline_failed): Assign a reason to indirect edges.
1928 (cgraph_create_edge_1): New function.
1929 (cgraph_create_edge): Moved some functionality to
1930 cgraph_create_edge_1.
1931 (cgraph_create_indirect_edge): New function.
1932 (cgraph_edge_remove_callee): Add an assert checking for
1934 (cgraph_edge_remove_caller): Special-case indirect edges.
1935 (cgraph_remove_edge): Likewise.
1936 (cgraph_set_edge_callee): New function.
1937 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1938 (cgraph_make_edge_direct): New function.
1939 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1940 the declaration of the call statement matches.
1941 (cgraph_node_remove_callees): Special-case indirect edges.
1942 (cgraph_clone_edge): Likewise.
1943 (cgraph_clone_node): Clone also the indirect edges.
1944 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1945 indirect_call, dump count of indirect_calls edges.
1946 * ipa-prop.c (iinlining_processed_edges): New variable.
1947 (ipa_note_param_call): Create indirect edges instead of
1948 creating notes. New parameter node.
1949 (ipa_analyze_call_uses): New parameter node, pass it on to
1950 ipa_note_param_call.
1951 (ipa_analyze_stmt_uses): Likewise.
1952 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1953 (print_edge_addition_message): Work on edges rather than on notes.
1954 (update_call_notes_after_inlining): Likewise, renamed to
1955 update_indirect_edges_after_inlining.
1956 (ipa_create_all_structures_for_iinln): New function.
1957 (ipa_free_node_params_substructures): Do not free notes.
1958 (ipa_edge_duplication_hook): Propagate bits within
1959 iinlining_processed_edges bitmap.
1960 (ipa_node_duplication_hook): Do not duplicate notes.
1961 (free_all_ipa_structures_after_ipa_cp): Renamed to
1962 ipa_free_all_structures_after_ipa_cp.
1963 (free_all_ipa_structures_after_iinln): Renamed to
1964 ipa_free_all_structures_after_iinln.
1965 (ipa_write_param_call_note): Removed.
1966 (ipa_read_param_call_note): Removed.
1967 (ipa_write_indirect_edge_info): New function.
1968 (ipa_read_indirect_edge_info): Likewise.
1969 (ipa_write_node_info): Do not stream notes, do stream information
1971 (ipa_read_node_info): Likewise.
1972 (lto_ipa_fixup_call_notes): Removed.
1973 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1974 * ipa-inline.c (pass_ipa_inline): Likewise.
1975 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1976 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1977 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1979 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1981 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1982 (output_cgraph): Stream also indirect edges.
1983 (lto_output_edge): Added capability to stream indirect edges.
1984 (input_edge): Likewise.
1985 (input_cgraph_1): Likewise.
1986 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1989 2010-04-28 Richard Guenther <rguenther@suse.de>
1991 PR tree-optimization/43879
1992 PR tree-optimization/43909
1993 * tree-ssa-structalias.c (struct variable_info): Add
1994 only_restrict_pointers flag.
1995 (new_var_info): Initialize it. Increment stats.total_vars here.
1996 (create_function_info_for): Do not increment stats.total_vars here.
1997 (get_function_part_constraint): Fix build with C++.
1998 (insert_into_field_list): Remove.
1999 (push_fields_onto_fieldstack): Properly merge fields.
2000 (create_variable_info_for): Split and simplify.
2001 (create_variable_info_for_1): New piece.
2002 (intra_create_variable_infos): Properly make restrict constraints
2005 2010-04-28 Richard Guenther <rguenther@suse.de>
2008 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2010 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2011 Jan Hubicka <hubicka@ucw.cz>
2013 * doc/invoke.texi (-Wsuggest-attribute=const,
2014 -Wsuggest-attribute=pure): Document.
2015 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2016 (function_always_visible_to_compiler_p,
2017 suggest_attribute, warn_function_pure, warn_function_const):
2019 (check_call): Improve debug info.
2020 (analyze_function): Do not check availability.
2021 (add_new_function): Check availability.
2022 (propagate): Output warnings.
2023 (skip_function_for_local_pure_const): New function.
2024 (local_pure_const): Use it; output warnings.
2025 * common.opt (Wsuggest-attribute=const,
2026 Wsuggest-attribute=pure): New.
2028 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2030 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2031 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2032 or DW_CFA_def_cfa_offset{,_sf}.
2034 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2036 * tree.h: Fix truncated long macros.
2038 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2040 * collect2.c (TARGET_64BIT): Redefine to target's default.
2041 * tlink.c: Likewise.
2042 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2043 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2044 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2045 for underscoring __USER_LABEL_PREFIX__.
2046 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2047 (SUB_LINK_ENTRY32): New.
2048 (SUB_LINK_ENTRY64): New.
2049 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2050 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2051 (SUB_LINK_ENTRY64): New.
2052 (SUB_LINK_ENTRY): New.
2053 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2054 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2055 x64 target is choosen.
2056 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2057 * configure: Regenerated.
2058 * configure.ac (leading-mingw64-underscores): Option added.
2060 2010-04-27 Jan Hubicka <jh@suse.cz>
2062 * doc/invoke.texi (-fipa-profile): Document.
2063 * opts.c (decode_options): Enable ipa-profile at -O1.
2064 * timevar.def (TV_IPA_PROFILE): Define.
2065 * common.opt (fipa-profile): Add.
2066 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2068 (cgraph_propagate_frequency): Handle only local ones.
2069 * tree-pass.h (pass_ipa_profile): Declare.
2070 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2071 (pass_ipa_profile): Use TV_IPA_PROFILE.
2072 * ipa.c (ipa_profile): New function.
2073 (gate_ipa_profile): Likewise.
2074 (pass_ipa_profile): New global variable.
2075 * passes.c (pass_ipa_profile): New.
2077 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2079 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2081 2010-04-27 Martin Jambor <mjambor@suse.cz>
2084 * ipa.c (dissolve_same_comdat_group_list): New function.
2085 (function_and_variable_visibility): Call
2086 dissolve_same_comdat_group_list when comdat group contains external or
2088 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2089 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2091 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2093 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2094 (const_hash_1) <VECTOR_CST>: New case.
2095 (compare_constant) <VECTOR_CST>: Likewise.
2096 <ADDR_EXPR>: Deal with LABEL_REFs.
2097 (copy_constant) <VECTOR_CST>: New case.
2099 2010-04-27 Jan Hubicka <jh@suse.cz>
2101 * cgraph.c (cgraph_propagate_frequency): New function.
2102 * cgraph.h (cgraph_propagate_frequency): Declare.
2103 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2104 cgraph_propagate_frequency.
2106 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2108 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2110 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2113 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2114 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2115 here to determine which regs to push and how much stack to reserve.
2117 2010-04-27 Jie Zhang <jie@codesourcery.com>
2119 * doc/gimple.texi (gimple_statement_with_ops): Remove
2120 addresses_taken field.
2121 (gimple_statement_with_memory_ops): Likewise.
2123 2010-04-27 Jan Hubicka <jh@suse.cz>
2125 * tree-inline.c (eni_inlining_weights): Remove.
2126 (estimate_num_insns): Special case more builtins.
2128 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2131 * c-typeck.c (build_binary_op): Move forward check for comparison
2132 pointer with null pointer constant and adjust the diagnostic message.
2134 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2137 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2138 binutils supports extended .section directive needed by LTO, or
2139 warn if older binutils found.
2140 (LTO_BINARY_READER): New AC_SUBST'd variable.
2141 (LTO_USE_LIBELF): Likewise.
2142 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2144 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2145 (LTO_USE_LIBELF): Likewise.
2146 * configure: Regenerate.
2148 * collect2.c (is_elf): Rename from this ...
2149 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2150 object files in addition to ELF-formatted ones.
2151 (scan_prog_file): Caller updated. Also allow for LTO info marker
2152 symbol to be prefixed or not by an extra underscore.
2154 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2155 * config/i386/winnt.c: Also #include lto-streamer.h
2156 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2158 (i386_pe_asm_output_aligned_decl_common): Add comment.
2159 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2161 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2164 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2165 Add missing earlyclobber for second alternative.
2167 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2169 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2170 bits for artificial defs at the top of the block.
2171 * fwprop.c (single_def_use_enter_block): Don't call it.
2173 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2176 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2177 instead of "$gcc_cv_objdump -T".
2178 Use "-undefined dynamic_lookup" on darwin.
2179 * gcc/configure: Regenerate.
2181 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2184 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2186 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2188 * c-parser.c (struct c_token): Move location field up.
2189 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2190 (struct c_declspecs): Convert typespec_word, storage_class, and
2191 default_int_p into bitfields.
2192 (struct c_declarator): Move loc field up.
2194 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2196 * cfgloop.h (struct loop): Move can_be_parallel field up.
2197 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2198 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2200 (struct iv_cand): Convert pos field into a bitfield.
2201 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2203 (struct _stmt_vec_info): Shuffle fields for better packing.
2205 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2207 * varasm.c (IN_NAMED_SECTION): Remove guard.
2208 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2209 (IN_NAMED_SECTION_P): ...this.
2210 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2211 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2213 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2215 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2216 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2217 of shadowing it. Fix comments.
2219 2010-04-26 Jan Hubicka <jh@suse.cz>
2221 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2222 (cgraph_clone_node): Copy function frequency.
2223 * cgraph.h (node_frequency): New enum
2224 (struct cgraph_node): Add.
2225 * final.c (rest_of_clean_state): Update.
2226 * lto-cgraph.c (lto_output_node): Output node frequency.
2227 (input_overwrite_node): Input node frequency.
2228 * tre-ssa-loop-ivopts (computation_cost): Update.
2229 * lto-streamer-out.c (output_function): Do not output function
2231 * predict.c (maybe_hot_frequency_p): Update and handle functions
2233 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2235 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2236 (compute_function_frequency): Set noreturn functions to be executed
2238 (choose_function_section): Update.
2239 * lto-streamer-in.c (input_function): Do not input function frequency.
2240 * function.c (allocate_struct_function): Do not initialize function
2242 * function.h (function_frequency): Remove.
2243 (struct function): Remove function frequency.
2244 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2245 (try_update): Update.
2246 * tree-inline.c (initialize_cfun): Do not update function frequency.
2247 * passes.c (pass_init_dump_file): Update.
2248 * i386.c (ix86_compute_frame_layout): Update.
2249 (ix86_pad_returns): Update.
2251 2010-04-26 Jie Zhang <jie@codesourcery.com>
2253 PR tree-optimization/43833
2254 * tree-vrp.c (range_int_cst_p): New.
2255 (range_int_cst_singleton_p): New.
2256 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2257 when both operands are constants. Use range_int_cst_p in
2260 2010-04-26 Jan Hubicka <jh@suse.cz>
2262 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2264 2010-04-26 Richard Guenther <rguenther@suse.de>
2267 * gimple.c (gimple_decl_printable_name): Deal gracefully
2268 with a NULL DECL_NAME.
2270 2010-04-26 Richard Guenther <rguenther@suse.de>
2273 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2274 if emitting debug information and it is either a function
2275 or a namespace decl.
2277 2010-04-26 Ira Rosen <irar@il.ibm.com>
2279 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2280 determine if the statement is vectorizable, and a macro to access it.
2281 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2282 Skip statements that can't be vectorized. If the analysis fails,
2283 mark the statement as unvectorizable if vectorizing basic block.
2284 (vect_compute_data_refs_alignment): Likewise.
2285 (vect_verify_datarefs_alignment): Skip statements marked as
2286 unvectorizable. Add print.
2287 (vect_analyze_group_access): Skip statements that can't be
2288 vectorized. If the analysis fails, mark the statement as
2289 unvectorizable if vectorizing basic block.
2290 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2291 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2292 generated stmts for SLP.
2293 (new_stmt_vec_info): Initialize the new field.
2294 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2295 statements marked as unvectorizable.
2297 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2299 * c-common.c (flag_isoc1x): New.
2300 (flag_isoc99): Update comment.
2301 * c-common.h (flag_isoc1x): New.
2302 (flag_isoc99): Update comment.
2303 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2304 __<type>_DECIMAL_DIG__.
2305 * c-opts.c (set_std_c1x): New.
2306 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2307 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2308 * c.opt (-std=c1x, -std=gnu1x): New options.
2309 * doc/cpp.texi: Mention -std=c1x.
2310 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2311 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2312 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2313 * doc/standards.texi: Mention C1X.
2314 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2315 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2316 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2319 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2321 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2322 placeholder from 0x%x to %#x.
2323 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2324 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2325 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2326 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2327 * config/i386/i386.c (ix86_target_string): Ditto.
2328 (output_pic_addr_const): Ditto.
2329 (print_operand): Ditto.
2331 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2333 * combine.c (find_split_point): Add third argument. Use it
2334 to find nested multiply-accumulate instructions. Adjust calls.
2335 (try_combine): Adjust call to find_split_point.
2337 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2339 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2341 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2343 PR tree-optimization/41442
2344 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2345 (fold_binary_loc): Call it.
2347 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2349 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2350 * opts.c (common_handle_option): Allow disabling it.
2351 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2353 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2355 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2356 between modes if both types are integral.
2358 2010-04-23 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/43572
2361 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2363 2010-04-23 Richard Guenther <rguenther@suse.de>
2366 * tree-inline.c (tree_can_inline_p): Also check compatibility
2369 2010-04-23 Martin Jambor <mjambor@suse.cz>
2371 PR tree-optimization/43846
2372 * tree-sra.c (struct access): New flag grp_assignment_read.
2373 (build_accesses_from_assign): Set grp_assignment_read.
2374 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2375 (enum mark_read_status): New type.
2376 (analyze_access_subtree): Propagate grp_assignment_read, create
2377 accesses also if both direct_read and root->grp_assignment_read.
2379 2010-04-23 Martin Jambor <mjambor@suse.cz>
2382 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2383 function does not have type attributes.
2385 2010-04-23 Richard Guenther <rguenther@suse.de>
2388 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2391 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2393 * sese.h (create_if_region_on_edge): Remove.
2395 * sese.c (create_if_region_on_edge): Make static.
2397 * tree-inline.c: Do not include ggc.h.
2399 * expr.c: Do not include ggc.h.
2401 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2404 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2407 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2408 in the middle of insns for casesi_worker_2.
2410 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2412 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2414 2010-04-22 Ira Rosen <irar@il.ibm.com>
2416 PR tree-optimization/43842
2417 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2418 loop unrolling in update of exit phis. Fix comment.
2419 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2420 least two reduction statements in the loop before starting SLP
2423 2010-04-22 Nick Clifton <nickc@redhat.com>
2425 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2427 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2429 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2432 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2434 * tree-parloops.c (loop_parallel_p): New argument
2435 parloop_obstack. Pass it down.
2436 (parallelize_loops): New variable parloop_obstack. Initialize it,
2437 pass it down, free it.
2439 * tree-loop-linear.c (linear_transform_loops): Pass down
2442 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2443 of type struct obstack *.
2445 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2446 scratch_obstack. Initialize it, pass down, free it.
2448 * lambda.h (lambda_loop_new): Remove.
2449 (lambda_matrix_new, lambda_matrix_inverse)
2450 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2451 argument of type struct obstack *.
2453 * lambda-trans.c (lambda_trans_matrix_new): New argument
2454 lambda_obstack. Pass it down, use obstack allocation for ret.
2455 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2458 * lambda-mat.c (lambda_matrix_get_column)
2459 (lambda_matrix_project_to_null): Remove.
2460 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2462 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2465 * lambda-code.c (lambda_loop_new): New function.
2466 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2467 (lambda_compute_auxillary_space, lambda_compute_target_space)
2468 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2469 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2470 (build_access_matrix): New argument lambda_obstack. Use obstack
2472 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2473 argument lambda_obstack. Pass it down.
2475 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2477 * optabs.h (expand_widening_mult): Declare.
2479 2010-04-22 Richard Guenther <rguenther@suse.de>
2481 PR tree-optimization/43845
2482 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2483 lookup the CALL_EXPR function and arguments.
2485 2010-04-22 Nick Clifton <nickc@redhat.com>
2487 * config/stormy16/stormy16.c
2488 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2489 * config/stormy16/stormy16.h: Tidy up formatting.
2490 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2491 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2492 (ineqbranchsi): Delete pattern.
2493 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2494 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2495 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2496 stormy16-lib2-ucmpsi2.c.
2498 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2500 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2501 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2502 extra set merge_set_noclobber, and use it to relax the final test
2504 * df.h (df_simulate_find_noclobber_defs): Declare.
2505 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2507 (df_simulate_find_noclobber_defs): New function.
2509 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2511 * config/i386/i386.md: Use {} around multi-line preparation statements.
2513 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2515 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2516 (process_init_element): New argument of type struct obstack *.
2518 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2519 (set_init_index, set_init_label, set_nonincremental_init)
2520 (set_nonincremental_init_from_string, find_init_member)
2521 (output_init_element, output_pending_init_elements)
2522 (process_init_element): New argument braced_init_obstack. Pass it
2524 (push_range_stack, add_pending_init): New argument
2525 braced_init_obstack. Use obstack allocation.
2527 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2528 braced_init_obstack. Pass it down.
2529 (c_parser_braced_init): New variables ret, braced_init_obstack.
2530 Initialize obstack, pass it down and finally free it.
2532 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2535 * tree-pass.h (pass_optimize_widening_mul): Declare.
2536 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2537 gate_optimize_widening_mul): New static functions.
2538 (pass_optimize_widening_mul): New.
2539 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2540 <case MULT_EXPR>: Remove support for widening multiplies.
2541 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2542 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2543 simplify_gen_unary rather than directly building extensions.
2544 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2546 * expmed.c (expand_widening_mult): New function.
2547 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2549 2010-04-21 Jan Hubicka <jh@suse.cz>
2551 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2552 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2553 * lto-wpa-fixup.c: Remove.
2554 * Makefile.in (lto-wpa-fixup.o): Remove.
2555 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2556 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2557 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2559 2010-04-21 Jan Hubicka <jh@suse.cz>
2561 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2562 add write_optimization_summary, read_optimization_summary.
2563 (ipa_write_summaries_of_cgraph_node_set): Remove.
2564 (ipa_write_optimization_summaries): Declare.
2565 (ipa_read_optimization_summaries): Declare.
2566 * ipa-cp.c (pass_ipa_cp): Update.
2567 * ipa-reference.c (pass_ipa_reference): Update.
2568 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2569 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2571 * ipa-inline.c (pass_ipa_inline): Update.
2572 * ipa.c (pass_ipa_whole_program): Update.
2573 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2574 * passes.c (ipa_write_summaries_1): Do not test wpa.
2575 (ipa_write_optimization_summaries_1): New.
2576 (ipa_write_optimization_summaries): New.
2577 (ipa_read_summaries): Do not test ltrans.
2578 (ipa_read_optimization_summaries_1): New.
2579 (ipa_read_optimization_summaries): New.
2581 2010-04-21 Jan Hubicka <jh@suse.cz>
2583 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2585 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2587 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2590 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2591 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2593 2010-04-21 Jan Hubicka <jh@suse.cz>
2595 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2597 2010-04-21 Jan Hubicka <jh@suse.cz>
2599 * varpool.c (decide_is_variable_needed): Variable is always needed
2602 2010-04-21 Jan Hubicka <jh@suse.cz>
2604 * opts.c (decode_options): Enable pure-const pass for whopr.
2606 2010-04-21 Jan Hubicka <jh@suse.cz>
2608 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2609 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2611 (cgraph_decide_inlining): Do not expect callee to be removed in all
2614 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2616 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2618 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2620 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2621 amdfam10_decode attributes.
2623 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2626 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2627 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2628 (lower_copyprivate_clauses): Use private var in outer
2629 context instead of original var. Make sure the types
2630 are correct for VLAs.
2632 2010-04-21 Richard Guenther <rguenther@suse.de>
2634 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2635 to non-pointer objects.
2637 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2639 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2640 last chain entry if it starts with the still current label.
2641 (add_location_or_const_value_attribute): Check that
2642 loc_list->first->next is NULL instead of comparing ->first with ->last.
2643 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2644 to add_var_loc_to_decl.
2646 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2647 >= 4 add also address size and segment size fields into CIE header.
2649 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2650 long as address size is the same as sizeof (void *) and
2652 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2653 address size or segment size is unexpected, return DW_EH_PE_omit.
2654 (classify_object_over_fdes): If get_cie_encoding returned
2655 DW_EH_PE_omit, return -1.
2656 (init_object): If classify_object_over_fdes returned -1,
2657 pretend there were no FDEs at all.
2659 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2661 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2662 bswap{si,di}2 using SWI48 mode iterator.
2663 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2664 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2665 set modrm attribute of bswap insn to 0 and remove length attribute.
2666 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2667 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2668 set mode attribute to <MODE> and remove length attribute.
2670 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2672 PR rtl-optimization/43520
2673 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2674 zero available registers.
2676 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2678 * builtins.c (fold_builtin_cproj): Fold more cases.
2680 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2682 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2683 (fold_builtin_1): Fold builtin cproj.
2684 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2685 Use ATTR_CONST_NOTHROW_LIST.
2687 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2689 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2690 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2691 ffsi2_no_cmove for !TARGET_CMOVE.
2692 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2693 (ffssi2): Remove expander.
2694 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2696 (ctz<mode>2): Ditto from ctz{si,di}2.
2697 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2699 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2702 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2704 * dwarf2out.c (AT_linkage_name): Define.
2705 (clone_as_declaration): Handle DW_AT_linkage_name.
2706 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2707 of DW_AT_MIPS_linkage_name.
2708 (move_linkage_attr): Likewise.
2709 (dwarf2out_finish): Likewise.
2711 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2714 * fold-const.c (fold_comparison): New folding rule.
2716 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2718 * double-int.h (double_int_setbit): Declare.
2719 * double-int.c (double_int_setbit): New function.
2720 * rtl.h (immed_double_int_const): Declare.
2721 * emit-rtl.c (immed_double_int_const): New function.
2722 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2723 and immed_double_int_const functions.
2724 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2725 expand_copysign_bit): (Ditto.).
2726 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2727 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2728 * dojump.c (prefer_and_bit_test): (Ditto.).
2729 * expr.c (convert_modes, reduce_to_bit_field_precision,
2730 const_vector_from_tree): (Ditto.).
2731 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2733 2010-04-20 Jan Hubicka <jh@suse.cz>
2735 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2736 (dump_cgraph_node): Dump new flags.
2737 * cgraph.h (struct cgraph_node): Add flags
2738 reachable_from_other_partition and in_other_partition.
2739 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2740 other partition can not be removed.
2741 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2742 the other partition must be output; silence sanity checking on
2743 leaking functions bodies from other paritition.
2744 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2745 (lto_output_node): Output new flags; do not sanity check that inline
2746 clones are output; drop lto_forced_extern_inline_p code; do not mock
2747 visibility flags at partition boundaries.
2748 (add_node_to): New function.
2749 (output_cgraph): Use it to sort functions so masters appear before
2751 (input_overwrite_node): Input new flags.
2752 * passes.c (ipa_write_summaries): Do not call
2753 lto_new_extern_inline_states.
2754 * lto-section-out.c (forced_extern_inline,
2755 lto_new_extern_inline_states lto_delete_extern_inline_states,
2756 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2757 * lto-streamer.h (lto_new_extern_inline_states,
2758 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2759 lto_forced_extern_inline_p): Kill.
2761 2010-04-20 Richard Guenther <rguenther@suse.de>
2763 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2764 from vars that can have pointers.
2765 (process_constraint): Dump useless constraints.
2767 2010-04-20 Richard Guenther <rguenther@suse.de>
2769 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2770 (dump_sa_points_to_info): Remove asserts.
2771 (init_base_vars): nothing_id isn't an escape point nor does it
2774 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2776 * tree.h (TYPE_REF_IS_RVALUE): Define.
2777 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2778 should_move_die_to_comdat, prune_unused_types_walk): Handle
2779 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2780 (modified_type_die, gen_reference_type_die): Emit
2781 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2782 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2784 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2787 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2788 calls for -fpic -m31 if they have been sibcall optimized.
2790 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2792 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2793 ar.lc fixed and call-used.
2795 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2797 2010-04-19 Jan Hubicka <jh@suse.cz>
2799 * opts.c (decode_options): Disable whpr incompatible passes.
2800 * lto/lto.c (lto_1_to_1_map): Skip clones.
2801 (read_cgraph_and_symbols): Do not mark everything as needed.
2802 (do_whole_program_analysis): Do map only after optimizing;
2803 set proper cgraph_state; use passmanager.
2805 2010-04-19 DJ Delorie <dj@redhat.com>
2807 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2808 POINTER_PLUS_EXPR and fix them.
2810 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2812 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2813 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2814 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2815 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2816 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2817 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2818 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2819 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2820 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2821 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2822 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2824 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2826 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2827 (check_cond_move_block): Likewise.
2828 (cond_move_process_if_block): Likewise.
2829 (noce_find_if_block): Improve formatting.
2830 (find_if_header): Pass 0 to memset and tweak conditions.
2831 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2833 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2835 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2839 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2840 with non-local decl doesn't need chain.
2842 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2844 * ira-color.c (allocno_reload_assign): Avoid accumulating
2845 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2847 2010-04-19 Martin Jambor <mjambor@suse.cz>
2849 * gimple.h (create_tmp_reg): Declare.
2850 * gimplify.c (create_tmp_reg): New function.
2851 (gimplify_return_expr): Use create_tmp_reg.
2852 (gimplify_omp_atomic): Likewise.
2853 (gimple_regimplify_operands): Likewise.
2854 * tree-dfa.c (make_rename_temp): Likewise.
2855 * tree-predcom.c (predcom_tmp_var): Likewise.
2856 (reassociate_to_the_same_stmt): Likewise.
2857 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2858 (get_replaced_param_substitute): Likewise.
2859 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2860 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2861 * tree-ssa-pre.c (get_representative_for): Likewise.
2862 (create_expression_by_pieces): Likewise.
2863 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2864 (create_tailcall_accumulator): Likewise.
2866 2010-04-19 Martin Jambor <mjambor@suse.cz>
2868 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2870 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2872 2010-04-19 Richard Guenther <rguenther@suse.de>
2874 PR tree-optimization/43796
2875 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2876 from SCEV in the lattice.
2877 (vrp_visit_phi_node): Dump change.
2879 2010-04-19 Richard Guenther <rguenther@suse.de>
2881 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2882 * configure: Re-generated.
2884 2010-04-19 Richard Guenther <rguenther@suse.de>
2886 PR tree-optimization/43783
2887 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2888 constant ARRAY_REF operands two and three if possible.
2890 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2893 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2895 2010-04-19 Jie Zhang <jie@codesourcery.com>
2898 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2900 2010-04-19 Ira Rosen <irar@il.ibm.com>
2902 PR tree-optimization/37027
2903 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2904 and macro to access it.
2905 (vectorizable_reduction): Add argument.
2906 (vect_get_slp_defs): Likewise.
2907 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2908 statements for possible use in SLP.
2909 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2910 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2911 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2913 (vectorizable_reduction): Likewise.
2914 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2916 (vectorizable_type_demotion, vectorizable_type_promotion,
2917 vectorizable_store): Likewise.
2918 (vect_analyze_stmt): Update call to vectorizable_reduction.
2919 (vect_transform_stmt): Likewise.
2920 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2921 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2922 from different interleaving chains in same node.
2923 (vect_slp_rearrange_stmts): New function.
2924 (vect_supported_load_permutation_p): Allow load permutations for
2925 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2926 inside SLP nodes if necessary.
2927 (vect_analyze_slp_instance): Handle reductions.
2928 (vect_analyze_slp): Try to build SLP instances originating from groups
2930 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2931 (vect_get_constant_vectors): Create initial vectors for reductions
2932 according to reduction code. Add new argument.
2933 (vect_get_slp_defs): Add new argument, pass it to
2934 vect_get_constant_vectors.
2935 (vect_schedule_slp_instance): Remove SLP tree root statements.
2937 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2939 * tree.h (ENUM_IS_SCOPED): Define.
2940 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2941 for ENUM_IS_SCOPED enums.
2943 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2945 * fold-const.c (fold_comparison): Use ssizetype.
2946 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2947 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2948 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2949 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2951 * tree.h (initialize_sizetypes): Remove parameter.
2952 (build_common_tree_nodes): Remove second parameter.
2953 * stor-layout.c (initialize_sizetypes): Remove parameter.
2954 Always create an unsigned type.
2955 (set_sizetype): Assert that the passed type is unsigned and simplify.
2956 * tree.c (build_common_tree_nodes): Remove second parameter.
2957 Adjust call to initialize_sizetypes.
2958 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2959 build_common_tree_nodes.
2961 2010-04-18 Matthias Klose <doko@ubuntu.com>
2963 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2965 2010-04-18 Ira Rosen <irar@il.ibm.com>
2967 PR tree-optimization/43771
2968 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2969 load permutation doesn't have gaps.
2971 2010-04-18 Jan Hubicka <jh@suse.cz>
2973 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2974 (sse_prologue_save_insn expander): Use new pattern.
2975 (sse_prologue_save_insn1): New pattern and splitter.
2976 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2978 * i386.c (setup_incoming_varargs_64): Do not compute jump
2980 (ix86_gimplify_va_arg): Update alignment needed.
2981 (ix86_local_alignment): Do not align all local arrays to 128bit.
2983 2010-04-17 Jan Hubicka <jh@suse.cz>
2985 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2987 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2989 * arm.md (negdi2): Remove redundant code to force values into a
2992 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2994 * arm/bpabi.S: Add EABI alignment attributes to objects.
2995 * arm/bpabi-v6m.S: Likewise.
2996 * arm/crti.asm: Likewise.
2997 * arm/crtn.asm: Likewise.
2998 * arm/lib1funcs.asm: Likewise.
2999 * arm/libunwind.S: Likewise.
3001 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3003 * arm-protos.h (tune_params): New structure.
3004 * arm.c (current_tune): New variable.
3005 (arm_constant_limit): Delete.
3006 (struct processors): Add pointer to the tune parameters.
3007 (arm_slowmul_tune): New tuning option.
3008 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3009 (all_cores): Adjust to pick up the tuning model.
3010 (arm_constant_limit): New function.
3011 (arm_override_options): Select the appropriate tuning model. Delete
3012 initialization of arm_const_limit.
3013 (arm_split_constant): Use the new constant-limit model.
3014 (arm_rtx_costs): Pick up the current tuning model.
3015 * arm.md (is_strongarm, is_xscale): Delete.
3016 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3017 for Xscale variant architectures.
3018 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3020 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3022 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3024 (arm_rtx_costs_1): Remove unused variable extra_cost.
3025 (arm_unwind_emit_set): Use variable offset.
3026 (thumb1_output_casesi): Remove unused variable flags.
3028 2010-04-16 Jeff Law <law@redhat.com>
3030 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3031 needing assignment rather than doing a two-phase assignment. Remove
3032 unused variable 'm'.
3034 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3037 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3039 2010-04-16 Doug Kwan <dougkwan@google.com>
3041 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3042 (next_operand_entry_id): New static variable.
3043 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3044 (add_to_ops_vec): Assigned unique ID to operand entry.
3045 (struct oecount_s): New field ID.
3046 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3047 (undistribute_ops_list): Assign unique IDs to oecounts.
3048 (init_reassoc): reset next_operand_entry_id.
3050 2010-04-16 Doug Kwan <dougkwan@google.com>
3052 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3053 missing left parenthesis.
3055 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3057 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3058 *btdi_rex64 using SWI48 mode iterator.
3059 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3060 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3061 *jcc_btdi_mask_rex64.
3063 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3065 * double-int.h (tree_to_double_int): Convert to macro.
3066 * double-int.c (tree_to_double_int): Remove.
3068 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3071 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3072 with want_address 2 and in case a single element list might be
3073 possible, call it again with want_address 0.
3075 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3077 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3078 case 'W' print operands for HI mode.
3079 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3080 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3081 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3082 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3084 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3086 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3087 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3088 #xx:3 and #xx:4 mode.
3090 * config/h8300/h8300.md (inverted load with HImode dest): Add
3091 support for H8300SX.
3093 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3094 satisfy 'U' constraint.
3096 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3098 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3099 * configure: Regenerate.
3100 * config.in: Regenerate.
3101 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3104 2010-04-16 Richard Guenther <rguenther@suse.de>
3106 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3107 (struct tree_decl_common): ... here.
3108 (DECL_PT_UID): Adjust.
3109 (SET_DECL_PT_UID): Likewise.
3110 (DECL_PT_UID_SET_P): Likewise.
3112 2010-04-16 Richard Guenther <rguenther@suse.de>
3114 PR tree-optimization/43572
3115 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3116 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3117 * tree-flow.h (is_call_clobbered): Remove.
3118 * tree-flow-inline.h (is_call_clobbered): Likewise.
3119 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3120 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3121 (execute_return_slot_opt): Adjust.
3122 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3123 check for call clobbered vars here.
3124 (find_tail_calls): Move tailcall verification to the
3127 2010-04-16 Diego Novillo <dnovillo@google.com>
3129 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3131 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3134 * config/arm/arm.md (cbranchqi4): New pattern.
3135 * config/arm/predicates.md (const0_operand,
3136 cbranchqi4_comparison_operator): New predicates.
3138 2010-04-16 Richard Guenther <rguenther@suse.de>
3140 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3141 (dump_gimple_stmt): Likewise.
3143 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3145 * recog.h (struct recog_data): New field is_operator.
3146 (struct insn_operand_data): New field is_operator.
3147 * recog.c (extract_insn): Set recog_data.is_operator.
3148 * genoutput.c (output_operand_data): Emit code to set the
3150 * reload.c (find_reloads): Use it rather than testing for an
3151 empty constraint string.
3154 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3155 If the previous insn is a cbranchsi4_insn with the same arguments,
3156 omit the compare instruction.
3158 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3159 register, inputs must be low registers and we need a low register
3160 scratch. Handle alternative 2 like alternative 3.
3162 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3164 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3165 don't call get_addr on both. If one expression is a VALUE and
3166 the other a REG, check VALUE's locs if the REG isn't among them.
3168 2010-04-16 Christian Bruel <christian.bruel@st.com>
3170 * config/sh/sh.h (sh_frame_pointer_required): New function.
3171 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3172 (flag_omit_frame_pointer) Set.
3173 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3174 (rounded_frame_size): Adjust size with outgoing_args_size.
3175 (sh_set_return_address): Must return from stack pointer.
3176 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3177 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3178 (ACCUMULATE_OUTGOING_ARGS): Define.
3179 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3180 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3182 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3185 * config/sh/sh.c (sh_legitimize_reload_address): Use
3186 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3187 Remove a unneeded check for offset_base.
3189 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3191 * configure: Regenerated.
3193 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3195 * config/s390/s390.c (s390_call_save_register_used): Switch back
3196 to HARD_REGNO_NREGS.
3198 2010-04-15 Richard Guenther <rguenther@suse.de>
3200 * alias.c (alias_set_subset_of): Handle alias-set zero
3203 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3204 Julian Brown <julian@codesourcery.com>
3206 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3207 alternatives according to use of high and low regs.
3208 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3209 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3210 optimizing for size on Thumb-2.
3212 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3214 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3216 2010-04-15 Richard Guenther <rguenther@suse.de>
3218 * tree-ssa-structalias.c (struct variable_info): Add
3220 (new_var_info): Initialize it.
3221 (dump_constraints): Support printing last added constraints.
3222 (debug_constraints): Adjust.
3223 (dump_constraint_graph): Likewise.
3224 (make_heapvar_for): Check for NULL cfun.
3225 (get_function_part_constraint): New function.
3226 (get_fi_for_callee): Likewise.
3227 (find_func_aliases): Properly implement IPA PTA constraints.
3228 (process_ipa_clobber): New function.
3229 (find_func_clobbers): Likewise.
3230 (insert_into_field_list_sorted): Remove.
3231 (create_function_info_for): Properly allocate vars for IPA mode.
3232 Do not use insert_into_field_list_sorted.
3233 (create_variable_info_for): Properly generate constraints for
3234 global vars in IPA mode.
3235 (dump_solution_for_var): Always dump the solution.
3236 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3237 (find_what_var_points_to): Adjust.
3238 (pt_solution_set): Change.
3239 (pt_solution_ior_into): New function.
3240 (pt_solution_empty_p): Export.
3241 (pt_solution_includes_global): Adjust.
3242 (pt_solution_includes_1): Likewise.
3243 (pt_solutions_intersect_1): Likewise.
3244 (dump_sa_points_to_info): Check some invariants.
3245 (solve_constraints): Move constraint dumping ...
3246 (compute_points_to_sets): ... here.
3247 (ipa_pta_execute): ... and here.
3248 (compute_may_aliases): Do not re-compute points-to info
3249 locally if IPA info is available.
3250 (ipa_escaped_pt): New global var.
3251 (ipa_pta_execute): Properly implement IPA PTA.
3252 * tree-into-ssa.c (dump_decl_set): Support dumping
3253 decls not in referenced-vars.
3254 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3255 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3256 (dump_points_to_solution): Likewise.
3257 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3258 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3259 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3260 (copy_decl_to_var): Copy DECL_PT_UID.
3261 (copy_result_decl_to_var): Likewise.
3262 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3263 (copy_node_stat): Copy it.
3264 * tree.h (DECL_PT_UID): New macro.
3265 (SET_DECL_PT_UID): Likewise.
3266 (DECL_PT_UID_SET_P): Likewise.
3267 (struct tree_decl_minimal): Add pt_uid member.
3268 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3269 (pt_solution_empty_p): Declare.
3270 (pt_solution_set): Adjust.
3271 (ipa_escaped_pt): Declare.
3272 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3273 * gimple-pretty-print.c (pp_points_to_solution): New function.
3274 (dump_gimple_call): Dump call clobber/use information.
3275 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3276 * tree-pass.h (TDF_ALIAS): New dump option.
3277 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3278 * doc/invoke.texi (-fipa-pta): Update documentation.
3280 2010-04-15 Richard Guenther <rguenther@suse.de>
3282 * Makefile.in (OBJS-common): Add gimple-fold.o.
3283 (gimple-fold.o): New rule.
3284 * tree.h (maybe_fold_offset_to_reference,
3285 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3287 * gimple.h: ... here.
3288 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3289 may_propagate_address_into_dereference): Move prototypes ...
3290 * gimple.h: ... here.
3291 * tree-ssa-ccp.c (get_symbol_constant_value,
3292 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3293 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3294 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3295 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3296 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3297 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3298 gimplify_and_update_call_from_tree): Move ...
3299 * gimple-fold.c: ... here. New file.
3300 (ccp_fold_builtin): Rename to ...
3301 (gimple_fold_builtin): ... this.
3302 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3304 2010-04-15 Richard Guenther <rguenther@suse.de>
3306 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3307 fit_double_type, force_fit_type_double, add_double_with_sign,
3308 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3309 lrotate_double, rrotate_double, div_and_round_double): Move ...
3310 * double-int.c: ... here.
3311 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3312 add_double, neg_double, mul_double_with_sign, mul_double,
3313 lshift_double, rshift_double, lrotate_double, rrotate_double,
3314 div_and_round_double): Move prototypes ...
3315 * double-int.h: ... here.
3317 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3320 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3321 matching constraints to ensure inputs match the output.
3323 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3326 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3327 in an input-only operand.
3329 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3331 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3332 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3333 (double_int_negative_p): Convert to static inline function.
3334 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3335 (double_int_negative_p): Remove.
3336 * tree.h (lshift_double, rshift_double):
3337 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3338 * fold-const.c (fold_convert_const_int_from_real,
3339 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3340 (lshift_double): Change type of arith argument to bool.
3341 (rshift_double): Change type of arith argument to bool. Correct
3343 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3345 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3348 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3349 at the start and end of the then/else blocks, and omit them from the
3351 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3352 argument; all callers changed. Pass zero to old_insns_match_p instead.
3353 (flow_find_head_matching_sequence): New function.
3354 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3355 * basic-block.h (flow_find_cross_jump,
3356 flow_find_head_matching_sequence): Declare functions.
3358 2010-04-14 Jason Merrill <jason@redhat.com>
3361 * c-common.c (attribute_takes_identifier_p): New fn.
3362 * c-common.h: Declare it.
3364 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3366 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3368 (*udivmod<mode>4): Ditto.
3370 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3372 * config/i386/i386.md (maxmin_int): Rename code attribute from
3373 maxminiprefix and update all users.
3374 (maxmin_float): Ditto from maxminfprefix.
3375 (logic): Ditto from logicprefix.
3376 (absneg_mnemonic): Ditto from absnegprefix.
3377 * config/i386/mmx.md: Update all users of maxminiprefix,
3378 maxminfprefix and logicprefix for rename.
3379 * config/i386/sse.md: Ditto.
3380 * config/i386/sync.md (sync_<code><mode>): Update for
3383 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3386 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3387 warnings converted to errors.
3389 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3391 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3392 used insn_type variable.
3393 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3394 to avoid set-but-not-used warning.
3396 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3398 * df-core.c (df_ref_debug): Change format string placeholder
3400 * dwarf2asm.c (dw2_asm_output_data_raw,
3401 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3402 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3403 * dwarf2out.c (output_cfi, output_cfi_directive,
3404 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3405 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3407 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3408 * print-rtl.c (print_rtx): Ditto.
3410 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3413 * builtins.c (expand_builtin_pow_root): New function to expand pow
3414 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3415 series of sqrt and cbrt calls under -ffast-math.
3416 (expand_builtin_pow): Call it.
3418 2010-04-14 Michael Matz <matz@suse.de>
3420 PR tree-optimization/42963
3421 * tree-cfg.c (touched_switch_bbs): New static variable.
3422 (group_case_labels_stmt): New function broken out from ...
3423 (group_case_labels): ... here, use the above.
3424 (start_recording_case_labels): Allocate touched_switch_bbs.
3425 (end_recording_case_labels): Deallocate it, call
3426 group_case_labels_stmt.
3427 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3429 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3431 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3434 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3436 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3438 2010-04-13 Jan Hubicka <jh@suse.cz>
3440 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3441 of optimized out static functions.
3442 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3443 cost computation. Also sanity check for overflows.
3444 (update_caller_keys): Update cgraph_edge_badness call; properly
3445 update fibheap and sanity check that it is up to date.
3446 (add_new_edges_to_heap): Update cgraph_edge_badness.
3447 (cgraph_decide_inlining_of_small_function): Likewise;
3448 add sanity checking that badness in heap is up to date;
3449 improve dumping of reason; Update badness of calls to the
3450 offline copy of function currently inlined; dump badness
3451 of functions not inlined because of unit growth limits.
3453 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3456 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3457 because of sign-extension change when converting to sizetype here...
3458 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3460 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3461 the folding to constants. Remove redundant final conversion.
3462 (fold_binary) <associate>: Do not associate if the re-association of
3463 constants alone overflows.
3464 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3465 to the end of the list.
3466 (multiple_of_p) <COND_EXPR>: New case.
3468 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3470 * opt-functions.awk (opt_sanitized_name): New.
3472 * optc-gen.awk: Use it
3473 * opth-gen.awk: Use it.
3475 2010-04-13 Martin Jambor <mjambor@suse.cz>
3477 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3478 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3479 children. Call replace_uses_with_default_def_ssa_name to handle
3482 2010-04-13 Michael Matz <matz@suse.de>
3485 * builtins.c (expand_builtin_interclass_mathfn): Also create
3486 a register if the predicate doesn't match.
3488 2010-04-13 Diego Novillo <dnovillo@google.com>
3490 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3491 * c-pch.c: Include timevar.h.
3492 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3493 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3494 * ggc-common.c: Include timevar.h.
3495 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3496 * timevar.def (TV_PCH_SAVE): Define.
3497 (TV_PCH_CPP_SAVE): Define.
3498 (TV_PCH_PTR_REALLOC): Define.
3499 (TV_PCH_PTR_SORT): Define.
3500 (TV_PCH_RESTORE): Define.
3501 (TV_PCH_CPP_RESTORE): Define.
3503 2010-04-13 Michael Matz <matz@suse.de>
3505 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3507 (can_reassociate_p): New function.
3508 (break_up_subtract_bb, reassociate_bb): Use it.
3510 2010-04-13 Richard Guenther <rguenther@suse.de>
3513 * builtins.c (c_readstr): Fix assert.
3515 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3517 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3518 when generating cltd insn.
3520 (*ashl<mode>3_1): Remove special handling for register operand 2.
3521 (*ashlsi3_1_zext): Ditto.
3522 (*ashlhi3_1): Ditto.
3523 (*ashlhi3_1_lea): Ditto.
3524 (*ashlqi3_1): Ditto.
3525 (*ashlqi3_1_lea): Ditto.
3526 (*<shiftrt_insn><mode>3_1): Ditto.
3527 (*<shiftrt_insn>si3_1_zext): Ditto.
3528 (*<shiftrt_insn>qi3_1_slp): Ditto.
3529 (*<rotate_insn><mode>3_1): Ditto.
3530 (*<rotate_insn>si3_1_zext): Ditto.
3531 (*<rotate_insn>qi3_1_slp): Ditto.
3533 2010-04-13 Richard Guenther <rguenther@suse.de>
3535 * tree-ssa-structalias.c (callused_id): Remove.
3536 (call_stmt_vars): New.
3537 (get_call_vi): Likewise.
3538 (lookup_call_use_vi): Likewise.
3539 (lookup_call_clobber_vi): Likewise.
3540 (get_call_use_vi): Likewise.
3541 (get_call_clobber_vi): Likewise.
3542 (make_transitive_closure_constraints): Likewise.
3543 (handle_const_call): Adjust to do per-call call-used handling.
3544 (handle_pure_call): Likewise.
3545 (find_what_var_points_to): Remove general callused handling.
3546 (init_base_vars): Likewise.
3547 (init_alias_vars): Initialize call_stmt_vars.
3548 (compute_points_to_sets): Process call-used and call-clobbered
3549 vars for call statements.
3550 (delete_points_to_sets): Free call_stmt_vars.
3552 2010-04-13 Richard Guenther <rguenther@suse.de>
3554 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3555 Only add RW dependence for dependence distance zero.
3556 Adjust maximal vectorization factor according to dependences.
3557 Move alignment handling ...
3558 (vect_find_same_alignment_drs): ... here. New function.
3559 (vect_analyze_data_ref_dependences): Adjust.
3560 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3561 (vect_analyze_data_refs): Adjust minimal vectorization factor
3562 according to data references.
3563 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3564 dependences before determining the vectorization factor.
3565 Analyze alignment after determining the vectorization factor.
3566 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3567 dependences before alignment.
3568 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3570 (vect_analyze_data_refs): Likewise.
3571 (MAX_VECTORIZATION_FACTOR): New define.
3573 2010-04-13 Duncan Sands <baldrick@free.fr>
3575 * except.h (lang_eh_type_covers): Remove.
3576 * except.c (lang_eh_type_covers): Likewise.
3578 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3579 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3581 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3582 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3583 UNITS_PER_LONG where it is ABI relevant.
3584 (s390_return_addr_rtx): Likewise.
3585 (s390_back_chain_rtx): Likewise.
3586 (s390_frame_area): Likewise.
3587 (s390_frame_info): Likewise.
3588 (s390_initial_elimination_offset): Likewise.
3589 (save_gprs): Likewise.
3590 (s390_emit_prologue): Likewise.
3591 (s390_emit_epilogue): Likewise.
3592 (s390_function_arg_advance): Likewise.
3593 (s390_function_arg): Likewise.
3594 (s390_va_start): Likewise.
3595 (s390_gimplify_va_arg): Likewise.
3596 (s390_function_profiler): Likewise.
3597 (s390_optimize_prologue): Likewise.
3598 (s390_rtx_costs): Likewise.
3599 (s390_secondary_reload): Likewise.
3600 (s390_promote_function_mode): Likewise.
3601 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3602 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3603 registers available.
3604 (s390_unwind_word_mode): New function.
3605 (s390_function_value): Split 64 bit values into register pair if
3606 used as return value.
3607 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3608 function call parameters. Handle parallels.
3609 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3610 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3611 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3612 (s390_expand_setmem): Remove unused variable src_addr.
3613 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3614 deal with 64 bit registers.
3615 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3616 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3617 (UNITS_PER_LONG): New macro.
3618 * libjava/include/s390-signal.h: Define extended ucontext
3619 structure containing the upper halfs of the 64 bit registers.
3621 2010-04-13 Simon Baldwin <simonb@google.com>
3623 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3625 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3627 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3628 rvalue on the RHS if the LHS is of a non-renamable type.
3629 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3631 2010-04-13 Matthias Klose <doko@ubuntu.com>
3633 * gcc.c (cc1_options): Handle -iplugindir before processing
3634 the cc1 spec. Only add -iplugindir once.
3635 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3637 * common.opt (iplugindir): Remove `Separate' property, initialize.
3638 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3640 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3641 (distclean): Remove plugin dir.
3642 * doc/invoke.texi: Document -iplugindir.
3644 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3646 * doc/plugins.texi (Loading Plugins): Document short
3647 -fplugin=foo option.
3648 (Plugin API): Mention default_plugin_dir_name function.
3650 * gcc.c (find_file_spec_function): Add new declaration.
3651 (static_spec_func): Use it for "find-file".
3652 (find_file_spec_function): Add new function.
3653 (cc1_options): Add -iplugindir option if -fplugin* options found.
3655 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3657 * plugin.c (add_new_plugin): Updated comment, and handle short
3659 (default_plugin_dir_name): Added new function.
3661 * common.opt (iplugindir): New option to set the plugin directory.
3663 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3665 * config/i386/i386.md (any_rotate): New code iterator.
3666 (rotate_insn): New code attribute.
3668 (SWIM124): New mode iterator.
3669 (<rotate_insn>ti3): New expander.
3670 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3671 any_rotate code iterator.
3672 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3673 using any_rotate code iterator and SWIM124 mode iterator.
3674 (ix86_rotlti3): New insn_and_split pattern.
3675 (ix86_rotrti3): Ditto.
3676 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3677 ix86_rotl{di,ti}3 patterns.
3678 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3679 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3680 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3681 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3682 code iterator and SWI mode iterator.
3683 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3684 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3686 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3687 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3688 (bswap rotatert splitter): Add splitter.
3689 (bswap splitter): Macroize splitter using any_rotate code iterator.
3690 Add insn predicate to split only for TARGET_USE_XCHGB or when
3691 optimizing function for size.
3693 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3695 * config/pa/pa.c (emit_move_sequence): Remove use of
3696 deleted variable flag_argument_noalias.
3698 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3700 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3702 Add to unsupported targets list.
3703 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3704 sparc*-sun-solaris2.[567]* from target lists.
3705 * configure: Regenerate.
3706 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3708 Remove Solaris 7 patch references.
3709 (Specific, sparc-sun-solaris2.7): Removed.
3710 (sparc-sun-solaris2*): Update Solaris 7 example.
3711 (sparc64-*-solaris2*): Likewise.
3713 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3715 * config.build (alpha*-dec-osf4*): Remove.
3716 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3717 of obsolete configurations.
3718 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3720 * config/alpha/t-osf4: Renamed to ...
3721 * config/alpha/t-osf5: ... this.
3722 * config/alpha/osf.h: Renamed to ...
3723 * config/alpha/osf5.h: ... this.
3724 Merged old osf5.h contents.
3726 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3727 (EXTRA_SPECS): Removed.
3728 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3729 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3732 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3734 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3736 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3739 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3740 __thiscall convention.
3742 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3744 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3746 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3748 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3750 * function.c (assign_parms_initialize_all): Add unused attribute
3753 2010-04-12 Richard Guenther <rguenther@suse.de>
3755 * gsstruct.def (GSS_CALL): New.
3756 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3757 * gimple.h: Include tree-ssa-alias.h.
3758 (struct gimple_statement_call): New.
3759 (union gimple_statement_struct_d): Add gimple_call member.
3760 (gimple_call_reset_alias_info): Declare.
3761 (gimple_call_use_set): New function.
3762 (gimple_call_clobber_set): Likewise.
3763 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3764 * gimple.c (gimple_call_reset_alias_info): New function.
3765 (gimple_build_call_1): Call it.
3766 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3767 * tree-inline.c (remap_gimple_stmt): Likewise.
3768 (expand_call_inline): Remove callused handling.
3769 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3770 * tree-dfa.c (dump_variable): Likewise.
3771 * tree-parloops.c (parallelize_loops): Likewise.
3772 * tree-ssa.c (init_tree_ssa): Likewise.
3773 (delete_tree_ssa): Likewise.
3774 * tree-flow-inline.h (is_call_used): Remove.
3775 * tree-flow.h (struct gimple_df): Remove callused member.
3776 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3777 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3778 (ref_maybe_used_by_call_p_1): Simplify.
3779 (call_may_clobber_ref_p_1): Likewise.
3780 * tree-ssa-structalias.c (compute_points_to_sets): Set
3781 the call stmt used and clobbered sets.
3782 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3783 (find_tail_calls): Verify the tail call.
3785 2010-04-12 Richard Guenther <rguenther@suse.de>
3787 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3788 single-iteration always-inline inlining.
3789 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3790 (cgraph_decide_inlining): Do not handle always-inline specially.
3791 (try_inline): Remove always-inline cycle detection special case.
3792 Do not recurse on always-inlines.
3793 (cgraph_early_inlining): Do not iterate if not optimizing.
3794 (cgraph_gate_early_inlining): remove.
3795 (pass_early_inline): Run unconditionally.
3796 (gate_cgraph_decide_inlining): New function.
3797 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3798 not inlining or optimizing.
3799 (cgraph_decide_inlining_of_small_functions): Also consider
3800 always-inline functions.
3801 (cgraph_default_inline_p): Return true for nodes which should
3802 disregard inline limits.
3803 (estimate_function_body_sizes): Assume zero size and time for
3804 nodes which are marked as disregarding inline limits.
3805 (cgraph_decide_recursive_inlining): Do not perform recursive
3806 inlining on always-inline nodes.
3808 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3811 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3812 for exprs satisfying handled_component_p.
3814 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3816 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3817 non-constant aggregate elements.
3819 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3820 is a real initialization.
3822 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3825 * c-decl.c (start_function): Move forward check for nested function.
3827 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3829 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3830 * config/sh/sh.c: Include reload.h.
3831 (sh_legitimize_reload_address): New.
3832 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3833 sh_legitimize_reload_address.
3835 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3837 * config/sh/sh.md (*movqi_pop): New insn pattern.
3838 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3840 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3842 * config/i386/i386.md (any_shiftrt): New code iterator.
3843 (shiftrt_insn): New code attribute.
3845 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3846 using any_shiftrt code iterator.
3847 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3848 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3849 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3850 pattern from corresponding peephole2 patterns.
3851 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3852 using any_shiftrt code iterator.
3853 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3854 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3855 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3856 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3857 *{ashr,lshr}<mode>3_cmp_zext.
3858 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3860 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3862 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3864 (*lshr<mode>3_cconly): Ditto.
3866 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3868 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3869 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3870 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3871 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3873 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3874 from corresponding peephole2 patterns.
3875 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3876 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3877 and *lshrdi3_1_rex64 using SWI mode iterator.
3878 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3879 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3880 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3881 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3882 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3883 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3884 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3885 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3886 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3889 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3891 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3892 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3893 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3894 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3896 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3897 from corresponding peephole2 patterns.
3898 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3899 (ashrsi3_cvt): Rename from ashrsi3_31.
3900 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3901 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3902 and x86_64_shift_adj_3 using SWI48 mode iterator.
3903 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3904 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3905 and *ashrdi3_1_rex64 using SWI mode iterator.
3906 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3907 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3908 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3909 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3910 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3911 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3912 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3913 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3914 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3916 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3917 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3918 x86_shift<mode>_adj_3 expanders.
3920 2010-04-10 Wei Guozhi <carrot@google.com>
3923 * config/arm/arm.c (arm_pic_static_addr): New function.
3924 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3926 (arm_output_addr_const_extra): Output expression for new pattern.
3927 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3929 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3931 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3934 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3935 * web.c: Include "insn-config.h" and "recog.h".
3936 (union_match_dups): New function.
3937 (web_main): Call it.
3938 (union_defs): Don't try to recognize match_dups.
3940 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3941 if doing so would replace the entire pattern.
3943 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3947 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3948 and splitter pattern. Change splitter operand 1 predicate to
3951 2010-04-09 Martin Jambor <mjambor@suse.cz>
3953 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3954 lattices are addresses of CONST_DECLs with the same initial value.
3955 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3956 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3958 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3959 Bernd Schmidt <bernds@codesourcery.com>
3961 * loop-invariant.c (replace_uses): New static function.
3962 (move_invariant_reg): Use it to ensure we can replace the uses.
3964 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3966 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3968 (picochip_override_options): Enable section anchors only above -O1.
3969 (picochip_reorg): Fixed a couple of build warnings.
3971 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3973 * configure.ac (plugin -rdynamic test): Log result.
3974 * configure: Regenerate.
3975 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3976 (RDYNAMIC_SPEC): Define.
3977 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3979 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3981 * configure.ac: Determine Sun ld version numbers.
3982 (comdat_group): Restrict GNU ld version checks to gld.
3983 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3984 (enable_comdat): Support --enable-comdat.
3985 * configure: Regenerate.
3986 * doc/install.texi (Configuration): Document --enable-comdat.
3988 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3990 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3991 * config/sol2-gld.h: ... here.
3992 * config.gcc (sparc*-*-solaris2*): Reflect this.
3993 (i[34567]86-*-solaris2*): Use it.
3995 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3997 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3999 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4001 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4004 * diagnostic.c (diagnostic_initialize): Initialize
4005 some_warnings_are_errors.
4006 (diagnostic_finish): New.
4007 (diagnostic_action_after_output): Call it before exiting.
4008 (diagnostic_report_diagnostic): Do not print message here. Set
4009 some_warnings_are_errors.
4010 * diagnostic.h (diagnostic_context): Delete
4011 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4012 (diagnostic_finish): Declare.
4013 * toplev.c (toplev_main): Call it before exit.
4015 2010-04-09 Jason Merrill <jason@redhat.com>
4018 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4019 for incomplete type.
4022 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4023 based on a warning flag.
4025 2010-04-09 Richard Guenther <rguenther@suse.de>
4027 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4029 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4032 * varasm.c (default_assemble_visibility): Wrap vars that are
4033 set, but unused, by targets without GAS.
4034 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4035 Remove set, but unused, vars.
4036 (rs6000_legitimize_tls_address): Likewise.
4037 (altivec_expand_dst_builtin): Likewise.
4038 * config/darwin.c (machopic_classify_symbol): Likewise.
4039 (machopic_indirection_name): Likewise.
4041 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4043 * config/i386/i386.md (DWI): New mode iterator.
4044 (S): New mode attribute.
4045 (shift_operand): Ditto.
4046 (shift_immediate_operand): Ditto.
4047 (ashl_input_operand): Ditto.
4048 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4049 using SDWIM mode iterator.
4050 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4051 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4053 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4054 from corresponding peephole2 patterns.
4055 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4056 and x86_64_shift_adj_1 using SWI48 mode iterator.
4057 (x86_shift<mode>_adj_2): Ditto.
4058 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4059 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4060 using SWI48 mode iterator.
4061 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4062 *ashldi3_cmp_rex64 using SWI mode iterator.
4063 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4064 *ashldi3_cconly_rex64 using SWI mode iterator.
4065 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4066 x86_shift<mode>_adj_{1,2}.
4067 (ix86_split_ashr): Ditto.
4068 (ix86_split_lshr): Ditto.
4070 2010-04-09 Richard Guenther <rguenther@suse.de>
4072 * target.h (builtin_conversion): Pass in input and output types.
4073 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4074 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4075 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4076 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4078 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4080 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4082 2010-04-09 Richard Guenther <rguenther@suse.de>
4085 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4087 2010-04-09 Richard Guenther <rguenther@suse.de>
4089 * tree-vectorizer.h (struct _stmt_vec_info): Document
4090 that vectype is the type of the LHS.
4091 (supportable_widening_operation, supportable_narrowing_operation):
4092 Get both input and output vector types as arguments.
4093 (vect_is_simple_use_1): Declare.
4094 (get_same_sized_vectype): Likewise.
4095 * tree-vect-loop.c (vect_determine_vectorization_factor):
4096 Set STMT_VINFO_VECTYPE to the vector type of the def.
4097 (vectorizable_reduction): Adjust.
4098 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4099 Adjust. Specify the output vector type.
4100 (vect_pattern_recog_1): Adjust.
4101 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4102 (vectorizable_call): Adjust.
4103 (vectorizable_conversion): Likewise.
4104 (vectorizable_operation): Likewise.
4105 (vectorizable_type_demotion): Likewise.
4106 (vectorizable_type_promotion): Likewise.
4107 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4109 (vect_is_simple_use_1): New function.
4110 (supportable_widening_operation): Get both input and output
4112 (supportable_narrowing_operation): Likewise.
4113 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4115 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4117 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4118 __thiscall and _thiscall as predefined macros.
4119 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4120 thiscall attribute handling.
4121 (ix86_comp_type_attributes): Likewise.
4122 (ix86_function_regparm): Likewise.
4123 (ix86_return_pops_args): Likewise.
4124 (init_cumulative_args): Likewise.
4125 (find_drap_reg): Likewise.
4126 (ix86_static_chain): Likewise.
4127 (x86_this_parameter): Likewise.
4128 (x86_output_mi_thunk): Likewise.
4129 (ix86_attribute_table): Add description for thiscall attribute.
4130 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4131 * doc/extend.texi: Add documentation for thiscall.
4133 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4136 * c.opt (Wint-to-pointer-cast): Available in C++.
4137 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4139 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4141 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4142 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4143 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4144 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4145 function type instead. Reorder and simplify checks.
4147 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4149 2010-04-08 Jing Yu <jingyu@google.com>
4150 Zdenek Dvorak <ook@ucw.cz>
4152 PR tree-optimization/42720
4153 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4154 loop unswitch conditions here from ...
4155 (tree_unswitch_single_loop): ... here.
4157 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4159 * tree-if-conv.c: Fix comments and simplify logic.
4161 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4163 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4164 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4165 (main_tree_if_conversion): Update call to tree_if_conversion.
4167 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4170 * doc/invoke.texi (-b,-V): Delete.
4171 * doc/tm.texi: Do not mention -b.
4172 * gcc.c (display_help): Delete -b and -V.
4173 (process_command): Delete -b and -V.
4174 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4176 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4177 Wolfgang Gellerich <gellerich@de.ibm.com>
4179 Implement target hook for loop unrolling
4180 * target.h (loop_unroll_adjust): Add a new target hook function.
4181 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4182 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4183 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4184 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4185 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4187 (decide_unroll_stupid): Likewise.
4189 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4192 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4194 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4196 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4197 (Specific, *-*-solaris2*): Likewise.
4198 Don't prefer Sun as over GNU as.
4200 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4202 * config/s390/s390.c (override_options): Adjust the z10 defaults
4203 for max-unroll-times, max-completely-peeled-insns
4204 and max-completely-peel-times.
4206 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4208 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4209 instructions for z10.
4210 (s390_expand_setmem): Likewise.
4211 (s390_expand_cmpmem): Likewise.
4213 2010-04-08 Richard Guenther <rguenther@suse.de>
4215 PR tree-optimization/43679
4216 * tree-ssa-pre.c (eliminate): Only propagate copies.
4218 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4221 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4222 set but not used variable warning.
4224 2010-04-08 Wei Guozhi <carrot@google.com>
4227 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4228 (arm_size_rtx_costs): Call the new function when optimized for size.
4230 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4233 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4234 op0 is not a MEM, just return NULL instead of assertion
4236 (discover_nonconstant_array_refs): Don't walk debug stmts.
4238 2010-04-08 Doug Kwan <dougkwan@google.com>
4240 * configure.ac: Recognize gold and do not use its version number
4241 to test ld features.
4242 * configure: Regenerate.
4244 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4247 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4248 (negate_value): Move code to push elements to broken_up_substracts ...
4249 (eliminate_plus_minus_pair): ... here. Push operands that have no
4250 negative pair to plus_negates.
4251 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4253 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4255 * doc/install.texi (Configuration): Move description of
4256 --enable-lto, --with-libelf*, --enable-gold from Java section to
4259 * doc/generic.texi (Working with declarations)
4260 (Function Properties, C and C++ Trees): Fix typos.
4261 * doc/sourcebuild.texi (Top Level): Likewise.
4263 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4266 * tree.h (DECL_READ_P): Define.
4267 (struct tree_decl_common): Add decl_read_flag.
4268 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4269 a set but not used warning.
4270 (merge_decls): Merge DECL_READ_P flag.
4271 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4272 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4273 * c-common.c (handle_used_attribute, handle_unused_attribute):
4275 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4277 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4279 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4280 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4281 c_parser_binary_expression, c_parser_cast_expression,
4282 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4283 Call default_function_array_read_conversion instead of
4284 default_function_array_conversion where needed.
4285 (c_parser_unary_expression, c_parser_conditional_expression,
4286 c_parser_postfix_expression_after_primary, c_parser_initelt):
4287 Likewise. Call mark_exp_read where needed.
4288 (c_parser_statement_after_labels, c_parser_asm_operands,
4289 c_parser_typeof_specifier, c_parser_sizeof_expression,
4290 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4292 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4294 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4295 (warn_unused_but_set_parameter): Default to warn_unused
4297 * doc/invoke.texi: Document -Wunused-but-set-variable and
4298 -Wunused-but-set-parameter.
4300 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4301 used count variable.
4302 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4303 when operandN variables aren't used in the body of the expander
4305 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4306 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4307 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4308 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4309 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4310 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4311 * tree.c (PROCESS_ARG): Likewise.
4313 2010-04-07 Simon Baldwin <simonb@google.com>
4315 * diagnostic.h (diagnostic_override_option_index): New macro to
4316 set a diagnostic's option_index.
4317 * c-tree.h (c_cpp_error): Add warning reason argument.
4318 * opts.c (_warning_as_error_callback): New.
4319 (register_warning_as_error_callback): Store callback for
4320 warnings enabled via enable_warning_as_error.
4321 (enable_warning_as_error): Call callback, minor code tidy.
4322 * opts.h (register_warning_as_error_callback): Declare.
4323 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4324 response to -Werror=.
4325 (c_common_init_options): Register warning_as_error_callback in opts.c.
4326 * common.opt: Add -Wno-cpp option.
4327 * c-common.c (struct reason_option_codes_t): Map cpp warning
4328 reason codes to gcc option indexes.
4329 * (c_option_controlling_cpp_error): New function, lookup the gcc
4330 option index for a cpp warning reason code.
4331 * (c_cpp_error): Add warning reason argument, call
4332 c_option_controlling_cpp_error for diagnostic_override_option_index.
4333 * doc/invoke.texi: Document -Wno-cpp.
4335 2010-04-07 Richard Guenther <rguenther@suse.de>
4337 * ipa-reference.c (mark_load): Use get_base_address.
4338 (mark_store): Likewise.
4340 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4341 inserting GIMPLE_NOPs into the IL.
4342 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4343 Explicitly strip handled components and indirect references.
4345 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4346 folding address expressions.
4347 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4348 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4349 operand_equal_p to compare decls.
4350 (ptr_deref_may_alias_decl_p): Likewise.
4351 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4352 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4353 Handle reversed comparison ops.
4354 * tree-sra.c (asm_visit_addr): Use get_base_address.
4355 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4356 * ipa-reference.c (mark_address): Use get_base_address.
4358 2010-04-07 Richard Guenther <rguenther@suse.de>
4360 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4361 Propagate constants everywhere.
4363 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4366 * tree.c (MAX_INT_CACHED_PREC): Define.
4367 (nonstandard_integer_type_cache): New array.
4368 (build_nonstandard_integer_type): Cache results for precision
4369 <= MAX_INT_CACHED_PREC.
4371 2010-04-07 Richard Guenther <rguenther@suse.de>
4373 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4374 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4375 * common.opt: Likewise.
4376 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4377 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4378 (nonoverlapping_memrefs_p): Likewise.
4379 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4380 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4381 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4382 OPT_fargument_noalias_global for backward compatibility.
4384 2010-04-07 Richard Guenther <rguenther@suse.de>
4386 PR tree-optimization/43270
4387 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4388 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4389 * tree-ssa-pre.c (phi_translate_1): Adjust.
4390 (fully_constant_expression): Split out vn_reference handling to ...
4391 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4392 Fold reads from constant strings.
4393 (vn_reference_lookup): Handle fully constant references.
4394 (vn_reference_lookup_pieces): Likewise.
4395 * Makefile.in (expmed.o-warn): Add -Wno-error.
4397 2010-04-07 Martin Jambor <mjambor@suse.cz>
4399 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4401 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4404 * gcc.c: Add -static-libstdc++ to list of recognized options.
4406 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4408 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4410 2010-04-07 Richard Guenther <rguenther@suse.de>
4413 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4414 bases build simple mem attributes to retain points-to information.
4416 2010-04-07 Richard Guenther <rguenther@suse.de>
4419 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4420 preserve points-to related information.
4422 2010-04-07 Richard Guenther <rguenther@suse.de>
4425 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4426 discard plain indirect references.
4427 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4428 * tree.c (tree_nop_conversion): Likewise.
4430 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4433 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4435 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4437 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4438 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4440 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4442 * tree-if-conv.c: Fix indentation and comments.
4444 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4446 * tree-if-conv.c: Sort static functions in topological order.
4448 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4450 * tree-if-conv.c: Fix indentation and comments.
4452 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4455 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4456 lang_hooks.types.type_for_size instead of
4457 build_nonstandard_integer_type.
4458 When converting an unsigned type to signed, double its precision.
4459 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4460 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4461 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4464 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4467 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4468 POINTER_PLUS_EXPR for pointer types.
4470 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4473 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4474 * graphite-clast-to-gimple.c: Include langhooks.h.
4475 (max_signed_precision_type): New.
4476 (max_precision_type): Takes two types as arguments.
4477 (precision_for_value): New.
4478 (precision_for_interval): New.
4479 (gcc_type_for_interval): New.
4480 (gcc_type_for_value): New.
4481 (gcc_type_for_clast_term): New.
4482 (gcc_type_for_clast_red): New.
4483 (gcc_type_for_clast_bin): New.
4484 (gcc_type_for_clast_expr): Split up into several functions.
4485 (gcc_type_for_clast_eq): Rewritten.
4486 (compute_bounds_for_level): New.
4487 (compute_type_for_level_1): New.
4488 (compute_type_for_level): New.
4489 (gcc_type_for_cloog_iv): Removed.
4490 (gcc_type_for_iv_of_clast_loop): Rewritten.
4491 (graphite_create_new_loop): Compute the lower and upper bound types
4492 with gcc_type_for_clast_expr.
4493 (graphite_create_new_loop_guard): Same.
4494 (find_cloog_iv_in_expr): Removed.
4495 (compute_cloog_iv_types_1): Removed.
4496 (compute_cloog_iv_types): Removed.
4497 (gloog): Do not call compute_cloog_iv_types.
4498 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4500 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4501 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4502 (GBB_CLOOG_IV_TYPES): Removed.
4504 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4506 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4507 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4508 (detect_commutative_reduction): Same.
4510 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4512 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4513 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4515 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4516 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4517 (rewrite_commutative_reductions_out_of_ssa): Same.
4518 * passes.c (execute_function_todo): Call verify_ssa for every pass
4519 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4520 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4521 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4522 with an extra argument.
4523 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4524 verify_ssa only when the extra argument is true.
4525 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4526 with an extra argument.
4527 (tree_transform_and_unroll_loop): Same.
4529 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4531 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4532 for all the passes of the LNO having LOOP_CLOSED_SSA.
4533 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4534 * tree-loop-distribution.c (pass_loop_distribution): Same.
4535 * tree-pass.h (TODO_verify_loops): Removed.
4536 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4538 (pass_tree_unswitch): Same.
4539 (pass_predcom): Same.
4540 (pass_vectorize): Same.
4541 (pass_linear_transform): Same.
4542 (pass_graphite_transforms): Same.
4543 (pass_iv_canon): Same.
4544 (pass_complete_unroll): Same.
4545 (pass_complete_unrolli): Same.
4546 (pass_parallelize_loops): Same.
4547 (pass_loop_prefetch): Same.
4548 (pass_iv_optimize): Same.
4550 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4553 * passes.c (init_optimization_passes): Move pass_lim before
4554 pass_copy_prop and pass_dce_loop.
4556 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4559 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4560 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4561 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4562 MULTI_* defines for 4 argument vpermil2p* builtins.
4564 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4566 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4567 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4568 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4569 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4570 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4571 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4572 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4573 Use x86_maybe_negate_const_int to output insn mnemonic.
4574 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4575 check from instruction predicate. Update comments.
4576 * config/i386/sync.md (sync_add<mode>): Use
4577 x86_maybe_negate_const_int to output insn mnemonic.
4579 2010-04-06 Jan Hubicka <jh@suse.cz>
4581 PR tree-optimization/42906
4582 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4583 IGNORE_SELF argument. Set visited_control_parents for fully
4585 (find_obviously_necessary_stmts): Update call of
4586 mark_control_dependent_edges_necessary.
4587 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4589 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4591 * config/i386/i386.md: Remove comment about 'e' and 'E'
4594 2010-04-06 Richard Guenther <rguenther@suse.de>
4596 PR tree-optimization/43627
4597 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4598 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4601 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4603 * BASE-VER: Change to 4.6.0.
4606 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4609 2010-04-06 Richard Guenther <rguenther@suse.de>
4612 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4614 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4616 * doc/invoke.texi (Optimize Options): Document that LTO
4617 won't remove object access purely due to incompatible
4620 2010-04-04 Matthias Klose <doko@ubuntu.com>
4622 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4623 Initialize variable.
4625 2010-04-03 Richard Guenther <rguenther@suse.de>
4628 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4629 require a non-NULL MEM_OFFSET.
4631 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4633 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4634 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4635 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4636 config/alpha/predicates.md, config/arm/arm.md,
4637 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4638 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4639 config/darwin9.h, config/darwin.c, config/darwin.h,
4640 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4641 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4642 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4643 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4644 config/mips/mips.md, config/mn10300/mn10300.c,
4645 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4646 config/rs6000/aix.h, config/rs6000/dfp.md,
4647 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4648 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4649 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4650 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4651 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4652 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4653 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4654 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4655 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4656 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4657 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4658 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4659 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4660 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4661 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4662 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4663 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4664 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4665 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4666 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4667 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4668 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4669 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4670 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4671 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4672 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4673 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4674 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4675 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4676 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4677 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4678 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4679 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4680 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4681 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4682 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4684 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4687 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4688 * aclocal.m4: Regenerate.
4690 2010-04-02 Richard Guenther <rguenther@suse.de>
4692 PR tree-optimization/43629
4693 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4694 if we have seen a constant value.
4696 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4698 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4700 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4703 * arm.c (legitimize_tls_address): Adjust call to
4704 gen_tls_load_dot_plus_four.
4705 (arm_note_pic_base): New function.
4706 (arm_cannot_copy_insn_p): Use it.
4707 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4710 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4715 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4717 * Makefile.in ($(out_object_file)): Depend on
4718 gt-$(basename $(notdir $(out_file))).h.
4720 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4722 * config.gcc (lm32-*-rtems*): Add t-lm32.
4724 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4726 * config.gcc: Add lm32-*-rtems*.
4727 * config/lm32/rtems.h: New file.
4729 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4732 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4734 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4736 * dwarf2out.c (output_compilation_unit_header): For
4737 -gdwarf-4 use version 4 instead of version 3.
4738 (output_line_info): For version 4 and above emit additional
4739 maximum ops per insn header field.
4740 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4742 * dwarf2out.c (is_c_family, is_java): Remove.
4743 (lower_bound_default): New function.
4744 (add_bound_info, gen_descr_array_type_die): Use it.
4746 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4749 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4750 re-declaration when it happens in a function.
4752 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4754 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4755 (cgraph_remove_function_insertion_hook): Same.
4756 (cgraph_call_function_insertion_hooks): Same.
4758 2010-04-01 Richard Guenther <rguenther@suse.de>
4761 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4762 and TREE_THIS_VOLATILE.
4763 (copy_ref_info): Likewise.
4764 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4765 * tree.c (build6_stat): Ignore side-effects of all but arg5
4766 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4769 2010-04-01 Richard Guenther <rguenther@suse.de>
4771 PR tree-optimization/43607
4772 * ipa-type-escape.c (check_call): Do not access non-existing
4775 2010-04-01 Richard Guenther <rguenther@suse.de>
4779 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4780 Jack Howarth <howarth@bromo.med.uc.edu>
4782 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4785 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4787 * doc/install.texi (Prerequisites): Document libelf usability on
4788 IRIX 5/6 and Solaris 2.
4789 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4790 Update GNU as, GNU ld requirements.
4791 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4792 Document Sun Studio compiler download.
4793 Update and simplify as, ld recommendations.
4794 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4796 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4798 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4799 with_tune_32 to pentium4.
4801 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4803 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4805 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4807 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4808 obsoletion, removal.
4810 Document GNU as requirement.
4811 Update configure requirements.
4812 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4813 Recomment IRIX 6.5.18+.
4814 Document IDF/IDL requirement.
4815 Document GNU as requirement.
4816 Document GNU ld bootstrap failure.
4817 Remove freeware.sgi.com reference.
4819 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4821 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4822 UNIX V4.0, V5.0 obsoletion, removal.
4823 Remove --with-gc=simple reference.
4824 Update VM requirements during bootstrap.
4825 Remove -oldas bootstrap description.
4826 Update binutils reference.
4827 Remove comparison failure note.
4829 2010-03-31 Richard Guenther <rguenther@suse.de>
4830 Zdenek Dvorak <ook@ucw.cz>
4831 Sebastian Pop <sebastian.pop@amd.com>
4834 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4835 with multiple arguments.
4836 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4838 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4840 * graphite-dependences.c (print_pddr): Call print_pdr with an
4842 * graphite-poly.c (debug_pdr): Add an extra argument for the
4845 (print_pbb_domain): Same.
4847 (print_scop_context): Same.
4849 (print_cloog): Same.
4850 (debug_pbb_domain): Same.
4854 (debug_scop_context): Same.
4856 (debug_cloog): Same.
4857 (print_scop_params): Same.
4858 (debug_scop_params): Same.
4859 (print_iteration_domain): Same.
4860 (print_iteration_domains): Same.
4861 (debug_iteration_domain): Same.
4862 (debug_iteration_domains): Same.
4863 (print_scattering_function): Same.
4864 (print_scattering_functions): Same.
4865 (debug_scattering_function): Same.
4866 (debug_scattering_functions): Same.
4867 * graphite-poly.h (debug_pdr): Update declaration.
4869 (print_pbb_domain): Same.
4871 (print_scop_context): Same.
4873 (print_cloog): Same.
4874 (debug_pbb_domain): Same.
4878 (debug_scop_context): Same.
4880 (debug_cloog): Same.
4881 (print_scop_params): Same.
4882 (debug_scop_params): Same.
4883 (print_iteration_domain): Same.
4884 (print_iteration_domains): Same.
4885 (debug_iteration_domain): Same.
4886 (debug_iteration_domains): Same.
4887 (print_scattering_function): Same.
4888 (print_scattering_functions): Same.
4889 (debug_scattering_function): Same.
4890 (debug_scattering_functions): Same.
4892 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4894 * graphite-poly.c (print_scattering_function_1): New.
4895 (print_scattering_function): Call it.
4896 (print_scop_params): Remove spaces at the end of lines.
4899 * graphite-poly.h (print_cloog): Declared.
4900 (debug_cloog): Declared.
4902 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4904 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4906 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4907 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4908 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4909 to switch between adding the IV bump in loop->latch or in loop->header.
4911 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4913 * graphite-poly.c (print_scattering_function): Pretty print following
4916 (print_pbb_domain): Same.
4917 (dump_gbb_cases): Same.
4918 (dump_gbb_conditions): Same.
4921 (print_scop_params): Same.
4922 (print_scop_context): Same.
4924 (print_pbb_body): New.
4925 (lst_indent_to): New.
4926 (print_lst): Start new lines with a #.
4927 * graphite-poly.h (pbb_bb): New.
4928 (pbb_index): Use pbb_bb.
4929 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4931 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4933 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4935 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4936 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4937 and 0 instead of 1 for dw_val_class_flag.
4938 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4939 dw_val_class_range_list, dw_val_class_loc_list,
4940 dw_val_class_lineptr and dw_val_class_macptr, use
4941 DW_FORM_flag_present for dw_val_class_flag and
4942 DW_FORM_exprloc for dw_val_class_loc.
4943 (output_die): For -gdwarf-4 print dw_val_class_loc
4944 size as uleb128 instead of 1 or 2 bytes and don't print
4945 anything for dw_val_class_flag.
4947 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4948 instead of cselib_lookup following by tweaking locs->setting_insn.
4951 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4952 even before returning from label, setjmp call or volatile asm
4955 2010-03-31 Richard Guenther <rguenther@suse.de>
4958 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4959 temporary data on stack.
4961 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4963 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4964 (PUSHSECTION_ASM_OP): Remove.
4965 (POPSECTION_ASM_OP): Remove.
4966 (PUSHSECTION_FORMAT): Remove.
4967 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4968 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4969 * config/sol2.c (solaris_output_init_fini): Use it.
4971 2010-03-31 Jie Zhang <jie@codesourcery.com>
4974 * opt-functions.awk (var_type_struct): Use signed char type
4975 for simple variables.
4977 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4979 * config/sol2.c: Include output.h.
4980 (solaris_assemble_visibility): New function.
4981 * config/t-sol2 (sol2.o): Add output.h dependency.
4982 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4983 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4986 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4989 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4990 V2SImode or XFmode on PRE_DEC.
4993 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4996 2010-03-31 Jie Zhang <jie@codesourcery.com>
4999 * reload.h (caller_save_initialized_p): Declare.
5000 * toplev.c (backend_init_target): Don't call
5001 init_caller_save but set caller_save_initialized_p to false.
5002 * caller-save.c (caller_save_initialized_p): Define.
5003 (init_caller_save): Check caller_save_initialized_p.
5004 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5006 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5009 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5010 and soft-fp/t-softfp to tmake_file.
5011 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5012 (LIBGCC2_TF_CEXT): Define.
5015 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5018 * cselib.c (n_useless_values): Document handling of debug locs.
5019 (n_useless_debug_values, n_debug_values): New variables.
5020 (new_elt_loc_list): Don't add to debug values, keep count.
5021 (promote_debug_loc): New.
5022 (cselib_reset_table): Zero new variables.
5023 (entry_and_rtx_equal_p): Promote debug locs.
5024 (discard_useless_locs): Increment n_useless_debug_values for
5026 (remove_useless_values): Adjust n_useless_values and n_debug_values
5027 with n_useless_debug_values.
5028 (add_mem_for_addr): Promote debug locs.
5029 (cselib_lookup_mem): Likewise.
5030 (cselib_lookup_addr): Renamed to...
5031 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5032 (cselib_log_lookup): ... this. Turn into...
5033 (cselib_lookup_addr): ... new wrapper.
5034 (cselib_lookup_from_insn): New.
5035 (cselib_invalidate_regno): Increment n_useless_debug_values for
5037 (cselib_invalidate_mem): Likewise.
5038 (cselib_process_insn): Take n_deleted and n_debug_values into
5039 account to guard remove_useless_value call.
5040 (cselib_finish): Zero n_useless_debug_values.
5041 * cselib.h (cselib_lookup_from_insn): Declare.
5042 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5043 (sched_analyze_2): Likewise.
5045 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5047 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5049 (adjust_mems): Replace narrowing SUBREG of expression containing
5050 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5051 with operations in the narrower mode.
5054 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5055 regs_invalidated_by_call instead all call_used_reg_set registers.
5057 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5060 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5061 pointer comparisons with types_compatible_p.
5062 * tree-vect-stmts.c (vectorizable_call): Same.
5063 (vectorizable_condition): Same.
5065 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5067 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5068 stack check if the mask would be zero.
5070 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5071 Jack Howarth <howarth@bromo.med.uc.edu>
5073 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5076 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5079 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5081 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5082 Include ___unordxf2 and ___unordtf2.
5083 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5086 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5088 * config/lm32/t-lm32: New file.
5089 * config.gcc: Use the above file when targetting lm32.
5091 2010-03-28 Duncan Sands <baldrick@free.fr>
5093 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5095 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5098 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5099 Improve vectorization cost model diagnostic.
5101 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5104 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5105 compute_data_dependences_for_loop returns false, early exit
5106 and output an extra diagnostic for the failed data reference
5109 2010-03-29 Richard Guenther <rguenther@suse.de>
5111 PR tree-optimization/43560
5112 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5113 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5115 2010-03-29 Jie Zhang <jie@codesourcery.com>
5118 * toplev.c (process_options): Set optimization_default_node
5119 and optimization_current_node.
5120 * opts.c (decode_options): Don't set optimization_default_node
5121 and optimization_current_node.
5123 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5125 * config/rtems.h: Abandon -qrtems_debug.
5127 2010-03-28 Jan Hubicka <jh@suse.cz>
5129 PR tree-optimization/43505
5130 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5131 map should not be copied.
5133 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5136 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5137 cdtors, set DECL_PRESERVE_P.
5138 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5141 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5143 PR tree-optimization/43528
5144 * stor-layout.c (place_field): Check that constant fits into
5145 unsigned HWI when skipping calculation of MS bitfield layout.
5147 2010-03-27 Jan Hubicka <jh@suse.cz>
5150 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5151 notice_global_symbol work.
5153 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5155 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5156 instead of dwarf2out_decl.
5157 (struct var_loc_node): Remove section_label field.
5158 (dwarf2out_function_decl): New function.
5159 (dwarf2out_var_location): Don't set section_label field.
5160 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5162 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5164 PR tree-optimization/43544
5165 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5166 First argument for builtin vectorized function hook is now a
5167 tree to be able to distinguish between machine specific and
5169 * targhooks.c (default_builtin_vectorized_function): Ditto.
5170 * targhooks.h (default_builtin_vectorized_function): Ditto.
5171 * target.h (struct gcc_target): Ditto.
5172 * tree-vect-stmts.c (vectorizable_function): Ditto.
5173 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5174 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5177 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5180 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5181 nested binding iff it is a FUNCTION_DECL.
5182 (store_parm_decls_newstyle): Pass nested=true to bind for
5183 FUNCTION_DECLs amongst parameters.
5185 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5187 * var-tracking.c (vt_expand_loc_callback): Don't run
5188 cselib_expand_value_rtx_cb in dummy mode if
5189 cselib_dummy_expand_value_rtx_cb returned false.
5191 * var-tracking.c (emit_note_insn_var_location): For one part
5192 notes with offset 0, don't add EXPR_LIST around the location.
5193 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5194 add_location_or_const_value_attribute): Adjust for that change.
5197 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5198 into first operand and location into second.
5199 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5200 dw_cfi_oprnd_loc for DW_CFA_expression.
5201 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5202 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5203 assume first argument is regnum and second argument is location.
5205 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5208 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5209 of scratch register to DImode. Split to DImode comparison operator.
5210 Use SImode subreg of scratch register in the multiplication.
5211 (*cmp_sadd_sidi): Ditto.
5212 (*cmp_ssub_si): Ditto.
5213 (*cmp_ssub_sidi): Ditto.
5215 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5218 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5219 Remove invalid assert and wrong comment.
5221 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5224 * flags.h (final_insns_dump_p): New extern.
5225 * final.c (final_insns_dump_p): New variable.
5226 (rest_of_clean_state): Set it before -fdump-final-insns=
5227 dumping, clear afterwards.
5228 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5229 MEM_ALIAS_SET on MEMs.
5231 2010-03-26 David S. Miller <davem@davemloft.net>
5233 * configure.ac: Fix sparc GOTDATA_OP bug check.
5234 * configure: Rebuild.
5236 2010-03-26 Alan Modra <amodra@gmail.com>
5238 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5240 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5242 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5243 TLS_SECTION_ASM_FLAG.
5245 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5248 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5249 Clear first_function_block_is_cold.
5252 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5253 argument if the argument is truth_value_p.
5255 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5257 * config/rs6000/constraints.md: Update copyright year for my changes.
5260 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5261 used in reg+reg addressing, swap registers.
5263 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5266 * target.h (struct gcc_target): Add code_end hook.
5267 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5269 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5270 * toplev.c (compile_file): Call targetm.asm_out.code_end
5271 hook before unwind info/debug info output.
5272 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5273 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5274 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5275 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5276 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5277 * config/i386/i386.c (ix86_file_end): Renamed to...
5278 (ix86_code_end): ... this. Make static. Don't call
5279 file_end_indicate_exec_stack. Emit unwind info using
5280 final_start_function/final_end_function.
5281 (darwin_x86_file_end): Remove.
5282 (TARGET_ASM_CODE_END): Define.
5283 * config/i386/i386.h (TARGET_ASM_FILE_END,
5284 NEED_INDICATE_EXEC_STACK): Don't define.
5285 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5286 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5287 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5288 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5291 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5292 at the beginning and final_end_function at the end.
5293 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5295 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5297 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5298 and Sun as TLS syntax.
5299 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5300 * configure: Regenerate.
5301 * config.in: Regenerate.
5302 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5303 (default_elf_asm_named_section): Use it.
5304 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5305 (i386_output_dwarf_dtprel): Likewise.
5306 (output_addr_const_extra): Likewise.
5307 (output_pic_addr_const): Lowercase @GOTTPOFF.
5308 (output_addr_const_extra): Likewise.
5309 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5310 (output_addr_const_extra): Likewise.
5311 (output_pic_addr_const): Lowercase @INDNTPOFF.
5312 (output_addr_const_extra): Likewise.
5313 (output_pic_addr_const): Lowercase @NTPOFF.
5314 (output_addr_const_extra): Likewise.
5315 (output_pic_addr_const): Lowercase @TPOFF.
5316 (output_addr_const_extra): Likewise.
5317 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5318 (*tls_global_dynamic_64): Likewise.
5319 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5320 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5322 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5323 (ASM_OUTPUT_TLS_COMMON): Use it.
5324 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5327 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5328 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5329 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5330 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5331 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5332 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5334 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5336 * config/i386/i386.c (override_options): Don't accept
5337 -mtls-dialect=sun any longer.
5338 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5339 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5340 (*tls_local_dynamic_base_32_sun): Likewise.
5341 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5343 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5346 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5347 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5350 * ira.c (adjust_cleared_regs): New function.
5351 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5355 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5357 * expr.c (expand_expr_real): Restore previous
5358 curr_insn_source_location and curr_insn_block after
5359 expand_expr_real_1 call.
5360 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5361 instead of expand_expr_real_1.
5363 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5365 PR rtl-optimization/43413
5366 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5369 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5372 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5373 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5375 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5377 * config/i386/i386.c (ix86_target_string): Add -mfma.
5378 Fix a typo in comment.
5380 2010-03-22 Mike Stump <mikestump@comcast.net>
5383 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5384 Don't overly align based upon packed packed fields.
5386 2010-03-22 Jason Merrill <jason@redhat.com>
5388 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5389 Use () rather than [], and move before the element type.
5391 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5393 * doc/configfiles.texi (Configuration Files): Removed
5394 fixinc/Makefile*, intl/Makefile.*.
5395 * doc/makefile.texi: Fixed markup. Abstract from version
5396 control system used.
5397 (Makefile): Removed obsolete gcc/java/parse.y example.
5398 * doc/sourcebuild.texi: Likewise.
5399 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5400 libgomp, libssp. Removed fastjar.
5401 (Miscellaneous Docs): Clarify location.
5402 Added COPYING3, COPYING3.LIB.
5403 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5405 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5408 * config/i386/i386.c (x86_function_profiler)
5409 [!NO_PROFILE_COUNTERS]: Fix typo.
5410 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5413 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5414 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5416 * doc/sourcebuild.texi (Test Directives): Split into six
5417 subsections, with most of the current text in new subsections
5418 Directives, Selectors, and Final Actions.
5419 (Directives): Split list of test directives into multiple
5421 (Selectors): Describe use and syntax of selectors.
5422 (Effective-Target Keywords): Describe all existing keywords.
5423 (Add Options): Describe features for dg-add-options.
5424 (Require Support): Describe variants of dg-require-support.
5425 (Final Actions): Describe commands to use in dg-final.
5427 2010-03-22 Michael Matz <matz@suse.de>
5430 * recog.c (validate_replace_rtx_group): Replace also in
5431 REG_EQUAL and REG_EQUIV notes.
5433 2010-03-22 Richard Guenther <rguenther@suse.de>
5435 PR tree-optimization/43390
5436 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5437 sure vector extracts are type correct.
5439 2010-03-22 Richard Guenther <rguenther@suse.de>
5442 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5443 x * sqrt (x) even when optimizing for size if the target
5444 has native support for sqrt.
5446 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5448 * varasm.c (make_decl_rtl_for_debug): Also clear
5449 flag_mudflap for the duration of make_decl_rtl call.
5452 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5453 locs from preserved VALUEs.
5455 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5458 * pa.md (movmemsi): Set align to one if zero.
5459 (movmemdi): Likewise.
5461 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5464 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5465 with their corresponding prologue pushes.
5467 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5470 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5471 at the begining or end.
5472 (spu_expand_epilogue): Likewise.
5474 2010-03-20 Richard Guenther <rguenther@suse.de>
5476 PR rtl-optimization/43438
5477 * combine.c (make_extraction): Properly zero-/sign-extend an
5478 extraction of the low part of a CONST_INT. Also handle
5481 2010-03-19 Mike Stump <mikestump@comcast.net>
5483 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5484 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5485 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5487 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5490 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5493 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5495 PR rtl-optimization/42258
5496 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5497 use that may match DEF.
5500 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5501 the cost of loading the constant rather than assuming
5503 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5504 outer code is AND, do the same tests as the andsi3 expander and
5505 return COSTS_N_INSNS (1) if and is cheap.
5507 * optabs.c (avoid_expensive_constant): Fix formatting.
5509 2010-03-19 Michael Matz <matz@suse.de>
5512 * attribs.c (decl_attributes): When rebuilding a function pointer
5513 type use the same qualifiers as the original pointer type.
5515 2010-03-19 Martin Jambor <mjambor@suse.cz>
5517 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5518 and is_gimple_ip_invariant_address.
5520 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5523 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5525 * config/arm/arm.c (arm_override_options): Turn off
5526 flag_dwarf2_cfi_asm for AAPCS variants.
5528 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5531 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5532 Use PRE_MODIFY instead of PRE_DEC.
5533 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5534 (vfp_emit_fstmd): Likewise.
5536 2010-03-19 Michael Matz <matz@suse.de>
5539 * builtins.c (expand_builtin_interclass_mathfn,
5540 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5543 2010-03-19 Richard Guenther <rguenther@suse.de>
5545 PR tree-optimization/43415
5546 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5547 (phi_translate_1): ... this.
5548 (phi_translate): Move all caching here. Cache all NARY
5549 and REFERENCE translations.
5551 2010-03-19 David S. Miller <davem@davemloft.net>
5553 With help from Eric Botcazou.
5554 * config/sparc/sparc.c: Include dwarf2out.h.
5555 (emit_pic_helper): Delete.
5556 (pic_helper_symbol_name): Delete.
5557 (pic_helper_emitted_p): Delete.
5558 (pic_helper_needed): New.
5559 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5560 (get_pc_thunk_name): New.
5561 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5562 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5563 Set pic_helper_needed to true. Don't call emit_pic_helper.
5564 (sparc_expand_prologue): Update load_pic_register call.
5565 (sparc_output_mi_thunk): Likewise.
5566 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5567 thunk if possible. Output CFI information as needed.
5569 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5570 Jack Howarth <howarth@bromo.med.uc.edu>
5573 * config/i386/i386.h: Fix ABI on darwin x86-32.
5575 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5577 * tree.h: Declare make_decl_rtl_for_debug.
5578 * varasm.c (make_decl_rtl_for_debug): New.
5579 * dwarf2out.c (rtl_for_decl_location): Call it.
5580 * cfgexpand.c (expand_debug_expr): Call it.
5582 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5585 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5589 * var-tracking.c (vt_init_cfa_base): Do nothing if
5590 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5592 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5595 * var-tracking.c (canonicalize_vars_star): New.
5596 (dataflow_post_merge_adjust): Use it.
5598 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5601 * var-tracking.c (non_suitable_const): New function.
5602 (add_uses): For DEBUG_INSNs with constants, don't record any
5603 value, instead just the constant value itself.
5604 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5605 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5606 (emit_notes_in_bb): Likewise.
5607 (emit_note_insn_var_location): For onepart variables if
5608 cur_loc is a VOIDmode constant, use DECL_MODE.
5610 2010-03-18 Martin Jambor <mjambor@suse.cz>
5613 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5614 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5615 all non-clones. Moved call redirection...
5616 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5617 (cgraph_materialize_all_clones): Dispose of all
5618 combined_args_to_skip bitmaps.
5619 (verify_cgraph_node): Do not check for edges pointing to wrong
5620 nodes in inline clones.
5621 * tree-inline.c (copy_bb): Call
5622 cgraph_redirect_edge_call_stmt_to_callee.
5623 * ipa.c (cgraph_remove_unreachable_nodes): Call
5624 cgraph_node_remove_callees even when there are used clones.
5626 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5628 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5630 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5633 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5636 2010-03-18 Michael Matz <matz@suse.de>
5639 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5640 into sqrt(x) if we need to preserve signed zeros.
5642 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5643 Eric Botcazou <ebotcazou@adacore.com>
5645 PR rtl-optimization/43360
5646 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5647 note if we don't know its invariant status.
5649 2010-03-18 Michael Matz <matz@suse.de>
5651 PR tree-optimization/43402
5652 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5653 PHI chains of ssa names registered for update.
5655 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5658 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5659 non-offsettable and pre_modify update addressing.
5660 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5661 and "2" alternatives "#".
5662 (*movdd_softfloat32): Make all alternatives "#";
5663 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5664 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5665 (*movdf_softfloat32): Make all alternatives "#";
5666 (movdi): Use the new DIFD mode iterator to create a common splitter
5667 for movdi, movdf and movdd patterns.
5669 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5671 * common.opt (dumpdir): Remove redundant tab.
5673 2010-03-17 Martin Jambor <mjambor@suse.cz>
5675 PR tree-optimization/43347
5676 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5677 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5679 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5681 PR rtl-optimization/42216
5682 * regrename.c (create_new_chain): New function, broken out from...
5683 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5684 appending a use to an empty chain.
5685 (build_def_use): Remove previous changes that convert OP_INOUT to
5686 OP_OUT operands; instead detect the case where an OP_INOUT operand
5687 uses a previously untracked register and create an empty chain for it.
5689 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5691 * doc/extend.texi (Function Attributes): Rewrite unfinished
5692 sentence in ms_abi documentation.
5694 2010-03-17 Alan Modra <amodra@gmail.com>
5696 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5697 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5698 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5699 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5701 2010-03-16 Richard Henderson <rth@redhat.com>
5704 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5705 (lower_try_finally): Save and restore eh_seq around the expansion
5708 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5710 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5711 statements before splitting block.
5713 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5715 * doc/sourcebuild.texi (Testsuites): Fix markup.
5716 Use pathnames relative to gcc/testsuite.
5717 (Test Directives): Move description of how timeout is determined.
5718 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5719 (C Tests): Correct gcc.misc-tests directory.
5720 Framework tests now live in gcc.test-framework.
5722 2010-03-16 Richard Guenther <rguenther@suse.de>
5725 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5726 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5728 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5729 Alexandre Oliva <aoliva@redhat.com>
5731 PR tree-optimization/42917
5732 * lambda-code.c (remove_iv): Skip debug statements.
5733 (lambda_loopnest_to_gcc_loopnest): Likewise.
5734 (not_interesting_stmt): Debug statements are not interesting.
5736 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5740 * cselib.c (cselib_preserve_constants,
5741 cfa_base_preserved_val): New static variables.
5742 (preserve_only_constants): New function.
5743 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5744 clear its REG_VALUES. If cselib_preserve_constants, don't
5745 empty the whole hash table, but preserve there VALUEs with constants,
5746 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5747 (cselib_preserve_cfa_base_value): New function.
5748 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5749 (cselib_init): Change argument to int bitfield. Set
5750 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5752 (cselib_finish): Clear cselib_preserve_constants and
5753 cfa_base_preserved_val.
5754 * cselib.h (enum cselib_record_what): New enum.
5755 (cselib_init): Change argument to int.
5756 (cselib_preserve_cfa_base_value): New prototype.
5757 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5758 * dse.c (dse_step1): Likewise.
5759 * cfgcleanup.c (thread_jump): Likewise.
5760 * sched-deps.c (sched_analyze): Likewise.
5761 * gcse.c (local_cprop_pass): Likewise.
5762 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5763 If FN is non-NULL, call the callback always and whenever it returns
5764 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5765 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5766 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5767 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5768 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5769 * var-tracking.c: Include recog.h.
5770 (bb_stack_adjust_offset): Remove.
5771 (vt_stack_adjustments): Don't call it, instead just gather the
5772 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5773 (adjust_stack_reference): Remove.
5774 (compute_cfa_pointer): New function.
5775 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5776 (struct adjust_mem_data): New type.
5777 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5779 (get_address_mode): New function.
5780 (replace_expr_with_values): Use it.
5781 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5782 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5783 (adjust_sets): Remove.
5784 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5785 Use get_address_mode.
5786 (get_adjusted_src): Remove.
5787 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5788 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5789 (add_with_sets): Don't call adjust_sets.
5790 (fp_setter, vt_init_cfa_base): New functions.
5791 (vt_initialize): Change return type to bool. Move most of pool etc.
5792 initialization to the beginning of the function from end. Pass
5793 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5794 If !frame_pointer_needed, call vt_stack_adjustment before mos
5795 vector is filled, call vt_init_cfa_base if argp/framep has been
5796 eliminated to sp. If frame_pointer_needed and argp/framep has
5797 been eliminated to hard frame pointer, set
5798 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5799 encountering fp setter in the prologue. For MO_ADJUST, call
5800 log_op_type before pusing the op into mos vector, not afterwards.
5801 Call adjust_insn before cselib_process_insn/add_with_sets,
5802 call cancel_changes (0) afterwards.
5803 (variable_tracking_main_1): Adjust for vt_initialize calling
5804 vt_stack_adjustments and returning whether it succeeded or not.
5806 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5808 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5811 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5813 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5815 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5816 drap_reg has not been set.
5818 2010-03-15 Michael Matz <matz@suse.de>
5821 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5822 use it to expand block copies.
5823 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5824 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5825 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5827 2010-03-15 Richard Guenther <rguenther@suse.de>
5829 PR tree-optimization/43367
5830 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5833 2010-03-15 Richard Guenther <rguenther@suse.de>
5835 PR tree-optimization/43317
5836 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5838 2010-03-15 Martin Jambor <mjambor@suse.cz>
5840 PR tree-optimization/43141
5841 * tree-sra.c (create_abstract_origin): New function.
5842 (modify_function): Call create_abstract_origin.
5844 2010-03-15 Chris Demetriou <cgd@google.com>
5846 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5849 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5852 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5853 call insert_out_of_ssa_copy for default definitions.
5855 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5857 * graphite-clast-to-gimple.c (my_long_long): Defined.
5858 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5859 * graphite-sese-to-poly.c (my_long_long): Defined.
5860 (scop_ivs_can_be_represented): Use it.
5862 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5864 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5865 graphite-max-bbs-per-function, and loop-block-tile-size.
5866 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5868 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5870 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5872 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5873 forward declaration.
5874 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5875 (add_upper_bounds_from_estimated_nit): New.
5876 (build_loop_iteration_domains): Use it.
5878 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5880 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5882 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5885 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5886 should be an INTEGER_CST. Also handle CASE_CONVERT.
5888 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5890 * graphite.c (graphite_initialize): To bound the number of bbs per
5891 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5892 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5893 * doc/invoke.texi: Document it.
5895 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5897 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5898 * graphite-sese-to-poly.h (build_poly_scop): Same.
5900 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5902 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5903 the number of parameters in the scop. Use as an upper bound
5904 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5905 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5906 * doc/invoke.texi: Document it.
5908 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5910 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5911 * doc/c-tree.texi: Remove.
5912 * doc/generic.texi: Merge c-tree.texi here.
5913 * doc/gccint.texi (Trees): Remove menu entry.
5914 (c-tree.texi): Remove @include.
5915 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5916 * doc/languages.texi (Reading RTL): Ditto.
5918 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5921 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5923 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5926 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5927 code added to work around reload clobbering CONST insns.
5929 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5931 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5932 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5933 (cselib_preserve_only_values): Remove retain argument, don't
5934 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5935 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5936 * var-tracking.c (micro_operation): Move insn field before union.
5937 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5938 (struct variable_tracking_info_def): Remove n_mos field, change
5939 mos into a vector of micro_operations.
5940 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5941 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5942 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5943 changing into a vector.
5944 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5945 come before all other uops generated by add_stores.
5946 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5948 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5949 a vector. Run just one pass over the bbs instead of separate counting
5950 and computation phase.
5951 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5954 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5955 into *nonlocalized_list vector.
5956 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5957 even if origin is non-NULL.
5958 (gen_variable_die): Likewise.
5959 (process_scope_var): Don't change origin.
5960 (gen_decl_die): Likewise.
5961 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5962 before adding new edges instead of after it, fix moving over
5965 2010-03-11 David S. Miller <davem@davemloft.net>
5967 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5969 * configure: Rebuild.
5971 2010-03-11 Martin Jambor <mjambor@suse.cz>
5973 PR tree-optimization/43257
5974 * tree.c (assign_assembler_name_if_neeeded): New function.
5975 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5977 * tree.h (assign_assembler_name_if_neeeded): Declare.
5978 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5979 the function if needed.
5981 2010-03-11 Chris Demetriou <cgd@google.com>
5983 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5984 include/stdint-gcc.h, and include/stdint.h world-readable.
5986 2010-03-11 Richard Guenther <rguenther@suse.de>
5988 PR tree-optimization/43255
5989 * tree-vrp.c (process_assert_insertions_for): Do not insert
5990 asserts for trivial conditions.
5992 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5994 PR tree-optimization/43280
5995 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5996 generation. Move calculation of size out of the if branch.
5997 (find_bswap): Modify compare number generation.
5999 2010-03-11 Richard Guenther <rguenther@suse.de>
6002 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6003 (input_gimple_stmt): Fixup handled component types during
6004 operand read. Also fix up decls in ADDR_EXPRs.
6006 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6008 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6009 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6011 2010-03-10 Jan Hubicka <jh@suse.cz>
6014 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6015 * varasm.c (get_variable_section): Don't do that here...
6016 (make_decl_rtl): ... and here.
6017 (do_assemble_alias): Produce decl RTL.
6018 (assemble_alias): Likewise.
6020 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6023 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6024 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6026 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6027 (based_loc_descr): Only express drap or vdrap regno based expressions
6028 using DW_OP_fbreg when not optimizing.
6029 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6030 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6031 REG_CFA_SET_VDRAP note.
6033 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6035 PR tree-optimization/43236
6036 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6037 error in calculation of base address in reverse iteration case.
6038 (generate_builtin): Take number of latch executions if the statement
6041 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6044 * tree-eh.c: Include pointer-set.h.
6045 (lower_eh_dispatch): Filter out duplicate case labels and
6046 remove the unneeded edge when the label is unused. Return
6047 true when some edges are removed.
6048 (execute_lower_eh_dispatch): When any lowering resulted in
6049 removing an edge, also delete unreachable blocks.
6051 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6054 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6055 UNSPEC_MACHOPIC_OFFSET.
6057 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6060 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6061 (m68k_delegitimize_address): New function.
6063 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6066 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6069 * var-tracking.c (adjust_sets): New function.
6070 (count_with_sets, add_with_sets): Use it.
6071 (get_adjusted_src): New inline function.
6072 (add_stores): Use it.
6075 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6076 call cselib_dummy_expand_value_rtx_cb instead of
6077 cselib_expand_value_rtx_cb.
6080 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6081 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6082 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6083 and .cfi_endproc around the pic thunks.
6084 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6085 all queued unwind info register saves are saved before the call.
6086 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6087 considered as sp-=4 for unwind info and the pop as sp+=4 which
6088 also clobbers dest, but doesn't actually restore it.
6091 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6092 RTX_FRAME_RELATED_P.
6094 2010-03-09 Jie Zhang <jie@codesourcery.com>
6096 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6097 whitespaces in output template.
6099 2010-03-09 Jie Zhang <jie@codesourcery.com>
6101 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6104 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6106 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6107 builtins.exp in a separate job.
6109 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6111 * graphite-sese-to-poly.c (add_param_constraints): Use
6112 lower_bound_in_type and upper_bound_in_type.
6114 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6116 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6117 instead of unsigned_type_node.
6119 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6120 Reza Yazdani <reza.yazdani@amd.com>
6123 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6124 on pointer type parameters.
6126 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6130 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6131 handle conversions from pointer to integers.
6132 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6133 induction variable, to be able to work with code generated by CLooG.
6134 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6135 (build_poly_scop): Bail out if we cannot codegen a loop.
6137 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6139 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6140 code generation with gloog_error.
6142 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6144 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6145 Call fold_convert on all the returned values.
6146 (expand_scalar_variables_expr): Pass to
6147 expand_scalar_variables_ssa_name the type of the resulting expression.
6149 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6151 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6152 ppl_min_for_le_pointset.
6153 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6154 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6156 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6158 * graphite-dependences.c (map_into_dep_poly): Removed.
6159 (dependence_polyhedron_1): Use combine_context_id_scat.
6161 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6163 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6164 (struct poly_bb): Same.
6165 (combine_context_id_scat): New.
6167 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6170 * sese.c (name_defined_in_loop_p): Return false for default
6173 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6175 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6176 and clean up the logic.
6178 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6180 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6183 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6185 * var-tracking.c (remove_cselib_value_chains): Define only for
6187 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6188 delete_slot_part, emit_notes_for_differences_1): Don't call
6189 remove_cselib_value_chains here.
6190 (set_slot_part, emit_notes_for_differences_2): Don't call
6191 add_cselib_value_chains here.
6192 (preserved_values): New vector.
6193 (preserve_value): New function.
6194 (add_uses, add_stores, vt_add_function_parameters): Use it
6195 instead of cselib_preserve_value.
6196 (changed_values_stack): New vector.
6197 (check_changed_vars_0): New function.
6198 (check_changed_vars_1, check_changed_vars_2): Use it.
6199 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6200 changed_values_stack VALUEs.
6201 (vt_emit_notes): For all preserved_values call
6202 add_cselib_value_chains. If ENABLE_CHECKING call
6203 remove_cselib_value_chains before verifying value_chains is empty.
6204 Initialize and free changed_values_stack.
6205 (vt_initialize): Initialize preserved_values.
6206 (vt_finalize): Free preserved_values.
6208 2010-03-08 Richard Guenther <rguenther@suse.de>
6210 PR tree-optimization/43269
6211 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6214 2010-03-08 Martin Jambor <mjambor@suse.cz>
6216 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6217 (ipa_is_param_called): Removed.
6218 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6219 (ipa_print_node_params): Do not print the called flag.
6220 (ipa_write_node_info): Do not stream the called flag.
6221 (ipa_read_node_info): Likewise.
6223 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6226 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6227 * cselib.c (struct expand_value_data): Add dummy field.
6228 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6230 (cselib_dummy_expand_value_rtx_cb): New function.
6231 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6233 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6234 * var-tracking.c: Include pointer-set.h.
6235 (variable): Change n_var_parts to char from int. Add
6236 cur_loc_changed and in_changed_variables fields.
6237 (variable_canonicalize): Remove.
6238 (shared_var_p): New inline function.
6239 (unshare_variable): Maintain cur_loc_changed and
6240 in_changed_variables fields. If var was in changed_variables,
6241 replace it there with new_var. Just copy cur_loc instead of
6242 resetting it to something else.
6243 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6244 (dataflow_set_union): Don't call variable_canonicalize.
6245 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6246 of their DEBUG_EXPR_TREE_DECLs.
6247 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6248 and in_changed_variables and cur_loc_changed is false.
6249 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6250 and cur_loc_changed. Don't update cur_loc here.
6251 (variable_merge_over_src): Don't call variable_canonicalize.
6252 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6253 removing loc that is equal to cur_loc, clear cur_loc,
6254 set cur_loc_changed and ensure variable_was_changed is called.
6255 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6256 compare pointers in cur_loc check, if it is equal to loc,
6257 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6258 (variable_different_p): Remove compare_current_location argument,
6259 don't compare cur_loc.
6260 (dataflow_set_different_1): Adjust variable_different_p caller.
6261 (variable_was_changed): If dv had some var in changed_variables
6262 already, reset in_changed_variables flag for it and propagate
6263 cur_loc_changed over to the new variable. On empty var
6264 always set cur_loc_changed. Set in_changed_variables on whatever
6265 var is added to changed_variables.
6266 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6267 Use shared_var_p. When removing loc that is equal to cur_loc,
6268 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6269 end, don't set it to something else, just call variable_was_changed.
6270 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6271 loc being removed, clear cur_loc and set cur_loc_changed.
6272 Set cur_loc_changed if all locations have been removed.
6273 (struct expand_loc_callback_data): New type.
6274 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6275 allocated. Always create SUBREGs if simplify_subreg failed.
6276 Prefer to use cur_loc, when that fails and still in
6277 changed_variables (and seen first time) recompute it. Set
6278 cur_loc_changed of variables which had to change cur_loc and
6279 compute elcd->cur_loc_changed if any of the subexpressions used
6280 had to change cur_loc.
6281 (vt_expand_loc): Adjust to pass arguments in
6282 expand_loc_callback_data structure.
6283 (vt_expand_loc_dummy): New function.
6284 (emitted_notes): New variable.
6285 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6286 that weren't used for any other decl in current
6287 emit_notes_for_changes call call vt_expand_loc_dummy to update
6288 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6289 first loc_chain location if NULL before. Always use just
6290 cur_loc instead of first loc_chain location. When cur_loc_changed
6291 is false, when not --enable-checking=rtl just don't emit any note.
6292 When rtl checking, compute the note and assert it is the same
6293 as previous note. Clear cur_loc_changed and in_changed_variables
6294 at the end before removing from changed_variables.
6295 (check_changed_vars_3): New function.
6296 (emit_notes_for_changes): Traverse changed_vars to call
6297 check_changed_vars_3 on each changed var.
6298 (emit_notes_for_differences_1): Clear cur_loc_changed and
6299 in_changed_variables. Recompute cur_loc of new_var.
6300 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6301 (vt_emit_notes): Initialize and destroy emitted_notes.
6303 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6305 PR rtl-optimization/42220
6306 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6307 Use verify_reg_tracked to determine if we should use OP_OUT rather
6309 (build_def_use): If we see an in-out operand for a register that we
6310 know nothing about, treat is an output if possible, fail the block if
6313 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6316 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6319 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6322 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6323 uses of relevant DEFs that are dead outside the loop too.
6325 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6327 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6329 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6331 * var-tracking.c (values_to_unmark): New variable.
6332 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6333 values_to_unmark vector. Moved body to...
6334 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6335 instead queue it into values_to_unmark vector.
6336 (vt_find_locations): Free values_to_unmark vector.
6338 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6340 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6341 (site.exp): Export them when plugins are enabled.
6343 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6346 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6348 (chrec_fold_multiply): Same.
6350 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6353 * c-decl.c (build_compound_literal): Return early if init is
6356 2010-03-04 Martin Jambor <mjambor@suse.cz>
6358 PR tree-optimization/43164
6359 PR tree-optimization/43191
6360 * tree-sra.c (type_consists_of_records_p): Reject records with
6361 zero-size bit-fields at the end.
6363 2010-03-04 Mike Stump <mikestump@comcast.net>
6365 * Makefile.in (TAGS): Remove *.y.
6367 2010-03-04 Richard Guenther <rguenther@suse.de>
6369 PR tree-optimization/40761
6370 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6372 (my_rev_post_order_compute): New function.
6373 (init_pre): Call it.
6375 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6378 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6379 decrease the cost of an IV candidate when the cost is infinite.
6381 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6383 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6384 Use '3DNow!' for the extension of that name, ensure normal space
6386 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6388 2010-03-03 Jeff Law <law@redhat.com>
6390 * PR middle-end/32693
6391 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6392 than gen_rtx_SUBREG.
6393 (extract_bit_field_1): Likewise.
6395 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6397 * doc/sourcebuild.texi (Test directives): Document that arguments
6398 include-opts and exclude-opts are now optional for dg-skip-if,
6399 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6401 2010-03-03 Jason Merrill <jason@redhat.com>
6404 * cgraph.h (varpool_node): Add extra_name field.
6405 * varpool.c (varpool_extra_name_alias): New.
6406 (varpool_assemble_decl): Emit extra name aliases.
6407 (varpool_mark_needed_node): Look past an extra name alias.
6408 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6409 * lto-streamer-in.c (lto_input_tree): Read it.
6410 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6412 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6414 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6415 (sparc*-*-solaris2*): ...this.
6417 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6420 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6421 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6422 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6423 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6426 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6427 fallthrough to default handling, just with want_address 0 instead of 2.
6428 For single element lists, add_AT_loc directly, otherwise create an
6429 artificial variable DIE and stick location list to it.
6432 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6433 (VAL_EXPR_HAS_REVERSE): Define.
6434 (reverse_op): New function.
6435 (add_stores): For reversible operations add an extra MO_VAL_USE.
6437 2010-03-02 Jason Merrill <jason@redhat.com>
6439 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6441 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6443 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6444 (sparc64-*-linux*): Likewise.
6445 (sparc64-*-solaris2*): Include assembler files before linker ones.
6446 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6447 * config/sparc/gas.h: Delete.
6448 * config/sparc/sol2-64.h: Add copyright notice.
6449 * config/sparc/sol2-gas-bi.h: Likewise.
6450 * config/sparc/sol2-gld.h: Likewise.
6451 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6452 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6453 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6454 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6455 (sparc_elf_asm_named_section): Rename into...
6456 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6458 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6460 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6462 2010-03-02 Jeff Law <law@redhat.com>
6465 * reload1.c (rtx_p, substitute_stack): Declare.
6466 (substitute): Record addresses of changed rtxs.
6467 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6468 Restore the original rtx when complete.
6469 (reload): Free subsitute_stack when complete.
6471 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6473 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6474 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6476 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6477 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6478 Torture Tests): Change from subsection to section.
6480 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6481 Steven Bosscher <steven@gcc.gnu.org>
6483 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6486 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6489 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6490 the assignment from the new induction variable to the assignment
6491 of the value from the original loop PHI function.
6493 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6494 Daniel Jacobowitz <dan@codesourcery.com>
6496 * doc/sourcebuild.texi (Test directives): Clarify options to
6499 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6501 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6502 Disable cfi directives unless GCC and gas agree on using read-only
6503 .eh_frame sections for 64-bit.
6504 * configure: Regenerate.
6506 2010-03-01 Richard Guenther <rguenther@suse.de>
6508 PR tree-optimization/43220
6509 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6510 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6512 2010-03-01 Richard Guenther <rguenther@suse.de>
6513 Martin Jambor <mjambor@suse.cz>
6516 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6517 gimplified parameters.
6519 2010-03-01 Christian Bruel <christian.bruel@st.com>
6521 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6523 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6525 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6527 2010-03-01 Richard Guenther <rguenther@suse.de>
6530 * expr.c (expand_assignment): Use the alias-oracle to tell
6531 if the rhs aliases the result decl.
6533 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6536 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6537 to sol_gt_pch_get_address.
6538 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6539 64-bit, SPARC and x86.
6540 (sol_gt_pch_get_address): New function.
6542 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6544 * toplev.h (inform_n, error_n): Declare.
6545 * diagnostic.c (inform_n, error_n): New function.
6547 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6549 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6550 has no rtl yet when processing local_decls, queue it and recheck
6551 if deferred stack allocation hasn't assigned it rtl.
6553 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6555 * config/sh/sh.c (unspec_bbr_uid): New.
6556 (gen_block_redirect): Use it instead of INSN_UID.
6557 (gen_far_branch): Likewise.
6559 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6561 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6562 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6564 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6566 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6567 (Warning Options): -Wno-conversion-null is valid for
6568 Objective-C++ as well.
6569 * doc/tm.texi (Named Address Spaces): Likewise.
6570 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6571 * doc/tree-ssa.texi (Tree SSA): Likewise.
6573 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6576 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6577 by default. Don't set the default arch for
6578 i[34567]86-*-darwin*|x86_64-*-darwin*.
6580 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6583 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6584 default. Set the default 32bit/64bit archs with $with_arch
6585 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6587 2010-02-27 Richard Guenther <rguenther@suse.de>
6589 PR tree-optimization/43186
6590 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6591 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6592 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6593 unroller iterations.
6595 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6597 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6598 required and i[34567]86-*-* targets don't support 64bit ISA.
6600 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6603 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6606 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6608 * config.gcc: Set the default arch at least to Prescott for
6609 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6610 if SSE math is enabled.
6612 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6614 * diagnostic.c (diagnostic_initialize): Update.
6615 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6617 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6618 (diagnostic_inhibit_notes): New.
6619 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6621 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6624 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6625 * doc/standards.texi: Likewise.
6626 * doc/extend.texi: Likewise.
6627 * doc/trouble.texi: Likewise.
6628 * doc/cppopts.texi: Likewise.
6629 * doc/install.texi: Likewise.
6630 * c.opt (std=c90,std=gnu90): New options.
6631 * c-opts.c (c_common_handle_option): Handle them.
6633 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6636 * c-decl.c (undeclared_variable): Use an informative note.
6638 2010-02-26 Richard Guenther <rguenther@suse.de>
6640 PR tree-optimization/43186
6641 * gimple.h (gimple_fold): Remove.
6642 * gimple.c (gimple_fold): Remove. Inline into single user ...
6643 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6644 Try harder for conditions.
6646 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6649 * function.c (used_types_insert): Don't skip through named pointer
6650 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6651 and it is different from the main variant's type.
6653 2010-02-26 Nick Clifton <nickc@redhat.com>
6655 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6657 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6659 * config.gcc: Support --with-fpmath=sse for x86.
6661 * config/i386/ssemath.h: New.
6663 * doc/install.texi (--with-fpmath=sse): Documented.
6665 2010-02-26 Richard Guenther <rguenther@suse.de>
6667 PR tree-optimization/43188
6668 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6669 vector types of over-aligned element type.
6671 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6674 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6675 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6677 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6679 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6681 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6683 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6684 * var-tracking.c: Include diagnostic.h.
6685 (debug_dv): New function.
6686 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6689 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6690 (add_value_chain, add_value_chains, remove_value_chain,
6691 remove_value_chains): Handle DEBUG_EXPRs.
6692 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6695 * regcprop.c (struct queued_debug_insn_change): New type.
6696 (struct value_data_entry): Add debug_insn_changes field.
6697 (struct value_data): Add n_debug_insn_changes field.
6698 (debug_insn_changes_pool): New variable.
6699 (free_debug_insn_changes, apply_debug_insn_changes,
6700 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6701 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6702 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6704 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6706 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6707 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6708 changes, call cprop_find_used_regs via note_stores.
6709 (copyprop_hardreg_forward): When copying vd from predecessor
6710 which has any queued DEBUG_INSN changes, make sure the pointers are
6711 cleared. At the end call df_analyze and then if there are any
6712 DEBUG_INSN changes queued at the end of some basic block for still
6713 live registers, apply them.
6714 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6716 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6718 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6721 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6723 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6724 targets. Set the default with_cpu/with_arch from arch/cpu.
6725 Allow x86-64 and native for with_cpu/with_arch.
6727 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6729 * ebitmap.c: Change calls to verify_popcount with calls to
6730 sbitmap_verify_popcount.
6731 (ebitmap_clear_bit): Fixed map->cacheindex test and
6732 map>cache update when bit clearing results in an empty
6735 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6738 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6739 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6740 and support both V2DF and V2DI modes.
6741 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6742 support both V2DF and V2DI modes.
6743 (general): Delete trailing whitespace from a few patterns.
6745 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6746 V2DF/V2DI interleave high/low builtins.
6748 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6751 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6752 interleave high/low functions.
6754 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6756 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6757 #pragma extern_prefix.
6759 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6762 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6763 BLKmode, assert op0 is a MEM and just adjust its mode.
6766 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6767 if bitpos isn't multiple of mode's bitsize.
6769 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6771 * c.opt (-ftemplate-depth=): New.
6772 (-ftemplate-depth-): Deprecate.
6773 * optc-gen.awk: Handle -ftemplate-depth=.
6774 * opth-gen.awk: Likewise.
6775 * c-opts.c (c_common_handle_option): Likewise.
6776 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6778 2010-02-24 Jason Merrill <jason@redhat.com>
6780 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6782 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6784 * cfg.c (alloc_aux_for_block): Remove inline.
6785 (alloc_aux_for_edge): Likewise.
6787 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6789 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6791 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6793 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6794 * config/i386/sol2-gas.h: New file.
6795 * config.gcc (i[34567]86-*-solaris2*): Use it.
6797 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6800 * c-typeck.c (ep_convert_and_check): New.
6801 (build_conditional_expr): Use it.
6802 (build_binary_op): Likewise.
6804 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6806 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6809 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6810 bounds even for -O+.
6811 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6812 expr needs to have DECL_NAME set.
6814 2010-02-24 Nick Clifton <nickc@redhat.com>
6816 * config/mep/mep.c: Include gimple.h.
6817 (mep_function_uses_sp): Delete unused function.
6818 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6819 parameters. Use unsigned integers to count args. Return a
6820 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6822 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6825 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6826 greater or equal to nelt instead of 2 * nelt.
6827 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6830 2010-02-23 Jason Merrill <jason@redhat.com>
6833 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6834 in cfun->local_decls even if they have register types.
6837 * stor-layout.c (place_field): Don't warn about unnecessary
6838 DECL_PACKED if the type is packed.
6840 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6843 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6844 GOTOFF relocs, even when the base reg isn't pic pointer.
6846 2010-02-23 Michael Matz <matz@suse.de>
6849 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6850 (expand_gimple_basic_block): Generate and use debug temps if there
6851 are debug uses left after the last real use of TERed ssa names.
6852 Unlink debug immediate uses when they are expanded.
6854 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6857 * config/i386/i386.c (override_options): Reorganise to provide
6858 better error messages.
6860 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6863 * graphite-scop-detection.c (create_single_exit_edge): Move
6864 the call to find_single_exit_edge to....
6865 (create_sese_edges): ...here. Don't handle multiple edges
6866 exiting the function.
6867 (build_graphite_scops): Don't handle multiple edges
6868 exiting the function.
6870 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6873 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6874 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6876 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6879 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6881 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6884 * c-typeck.c (convert_arguments): Print declaration location.
6885 * c-common.c (validate_nargs): Rename as
6886 builtin_function_validate_nargs.
6887 (check_builtin_function_arguments): Update.
6889 2010-02-22 Richard Guenther <rguenther@suse.de>
6892 * tree-inline.c (declare_return_variable): Use the type of
6893 the call stmt lhs if available.
6895 2010-02-22 Duncan Sands <baldrick@free.fr>
6897 * passes.c (register_pass): Always consider all pass lists when
6898 ref_pass_instance_number is zero.
6900 2010-02-22 Richard Guenther <rguenther@suse.de>
6902 PR tree-optimization/42749
6903 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6904 parameter. Do arithmetic in the original type.
6905 (update_accumulator_with_ops): Likewise.
6906 (adjust_accumulator_values): Adjust.
6908 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6910 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6911 (QI to BLKmode splitter): New splitter.
6913 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6915 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6916 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6918 2010-02-22 Richard Guenther <rguenther@suse.de>
6920 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6922 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6924 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6925 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6926 ($(T)crti.o, $(T)crtn.o): Remove rules.
6928 2010-02-21 Tobias Burnus <burnus@net-b.de>
6931 * doc/invoke.texi (-fassociative-math): Document that this
6932 option is automatically enabled for Fortran.
6934 2010-02-20 David S. Miller <davem@davemloft.net>
6936 * configure.ac: Test if linker and assembler properly support
6937 GOTDATA_OP relocations.
6938 * configure: Rebuild.
6939 * config.in: Likewise.
6940 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6941 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6942 (movsi_high_pic): Likewise.
6943 (movdi_lo_sum_pic): Likewise.
6944 (movdi_high_pic): Likewise.
6945 (movsi_pic_gotdata_op): New pattern.
6946 (movdi_pic_gotdata_op): Likewise.
6947 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6948 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6950 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6953 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6954 attribute to ssemul.
6955 (xop_mulv2div2di3_high): Ditto.
6957 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6960 * c.opt (Wconversion-null): New option.
6961 * doc/invoke.texi (Wconversion-null): Document.
6963 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6965 * common.opt (Wlarger-than-): Add Undocumented.
6967 2010-02-19 Mike Stump <mikestump@comcast.net>
6969 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6971 2010-02-19 Jason Merrill <jason@redhat.com>
6974 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6975 * configure: Likewise.
6977 2010-02-20 Alan Modra <amodra@gmail.com>
6980 * cgraph.h (cgraph_make_decl_local): Declare.
6981 * cgraph.c (cgraph_make_decl_local): New function.
6982 (cgraph_make_node_local): Use it.
6983 * cgraphunit.c (cgraph_function_versioning): Likewise.
6984 * ipa.c (function_and_variable_visibility): Likewise.
6986 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6989 * except.c (sjlj_emit_function_enter): Don't call
6990 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6992 * rtl.h (add_reg_br_prob_note): Remove prototype.
6994 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6997 * c-common.c (conversion_warning): Remove widening conversions
6998 before checking the conversion of integers to reals.
7000 2010-02-19 Mike Stump <mikestump@comcast.net>
7003 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7006 * cgraphunit.c (process_function_and_variable_attributes): Check
7007 DECL_PRESERVE_P instead of looking up attribute "used".
7008 * ipa-pure-const.c (check_decl): Likewise.
7009 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7010 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7011 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7012 instead of attribute "used".
7013 * config/sol2-c.c (solaris_pragma_init): Likewise.
7014 (solaris_pragma_fini): Likewise.
7016 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7018 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7019 Use XCNEW instead of xcalloc.
7020 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7021 XNEW instead of xmalloc.
7022 (get_fields): Use XNEWVEC instead of xmalloc.
7025 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7026 populate vars array.
7027 (create_new_general_access): For debug stmts just reset value.
7028 (get_stmt_accesses): For accesses within debug stmts just record them
7029 using add_access_to_acc_sites instead of preventing the peeling or
7030 counting them as accesses.
7033 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7035 2010-02-19 Richard Guenther <rguenther@suse.de>
7037 PR tree-optimization/42916
7038 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7041 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7043 * configure.ac: Replace all uses of changequote in macro arguments
7044 with proper quoting.
7046 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7049 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7051 2010-02-19 Richard Guenther <rguenther@suse.de>
7053 PR tree-optimization/42944
7054 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7055 test for aliasing with errno.
7057 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7060 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7061 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7062 * dojump.c: Include output.h.
7063 (inv): New inline function.
7064 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7065 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7066 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7067 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7068 argument, pass it down to other calls.
7069 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7070 add REG_BR_PROB note to the conditional jump.
7071 * cfgexpand.c (add_reg_br_prob_note): Removed.
7072 (expand_gimple_cond): Don't call it, add the probability
7073 as last argument to jumpif_1/jumpifnot_1.
7074 * Makefile.in (dojump.o): Depend on output.h.
7075 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7077 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7078 * stmt.c (do_jump_if_equal): Likewise.
7079 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7080 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7081 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7083 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7084 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7085 jumpifnot_1 callers.
7086 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7088 (store_expr): Adjust jumpifnot caller.
7089 (store_constructor): Adjust jumpif caller.
7092 * gimplify.c (gimple_boolify): For __builtin_expect call
7093 gimple_boolify also on its first argument.
7095 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7097 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7099 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7100 * configure: Regenerated.
7102 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7104 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7105 lang_hooks.types_compatible_p instead of comptypes.
7107 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7109 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7110 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7111 if __prefer_thumb__ is defined.
7113 2010-02-18 Martin Jambor <mjambor@suse.cz>
7115 PR tree-optimization/43066
7116 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7117 array with zero-sized element type.
7119 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7121 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7122 rtx, allocate struct var_loc_node here and return it to the
7123 caller, and only if it is actually needed.
7124 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7125 move it earlier and return immediately if it returns NULL.
7127 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7129 * config/sparc/gas.h: New file. Restore
7130 TARGET_ASM_NAMED_SECTION to its ELF default.
7131 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7133 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7134 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7135 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7136 after sparc/sysv4.h.
7138 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7140 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7142 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7144 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7145 patterns from predicated pattern.
7147 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7150 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7151 for insn mnemonic suffix.
7153 2010-02-17 Richard Guenther <rguenther@suse.de>
7155 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7158 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7161 * caller-save.c (save_call_clobbered_regs): If BB ends with
7162 a DEBUG_INSN, move any notes in between last real insn and the last
7163 DEBUG_INSN after the last DEBUG_INSN.
7165 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7167 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7168 Fix return type. Fix argument type. Explain meaning of return value.
7170 2010-02-16 Richard Guenther <rguenther@suse.de>
7172 PR tree-optimization/41043
7173 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7174 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7176 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7178 2010-02-16 Ira Rosen <irar@il.ibm.com>
7180 PR tree-optimization/43074
7181 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7182 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7183 vectorizable cycles in hybrid SLP check.
7184 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7186 2010-02-16 Richard Guenther <rguenther@suse.de>
7188 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7189 (true_dependence): If memrefs_conflict_p computes must-alias
7190 trust it. Move TBAA check after offset-based disambiguation.
7191 (canon_true_dependence): Likewise.
7193 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7195 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7196 * doc/invoke.texi: Document it.
7197 * var-tracking.c: Include toplev.h and params.h.
7198 (vt_find_locations): Return bool indicating success. Compute
7199 hash sizes unconditionally. Check new parameter, report.
7200 (variable_tracking_main_1): Check vt_find_locations results and
7201 retry. Renamed from...
7202 (variable_tracking_main): ... this. New wrapper to preserve
7203 flag_var_tracking_assignments.
7204 * Makefile.in (var-tracking.o): Adjust dependencies.
7206 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7207 Jakub Jelinek <jakub@redhat.com>
7210 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7211 if weak_import attribute is present.
7212 * config/darwin.c (machopic_select_section): Likewise.
7214 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7216 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7217 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7218 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7219 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7221 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7224 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7227 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7228 Rewrite text to refer to the names.
7230 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7232 * config/i386/i386-builtin-types.def
7233 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7234 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7235 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7236 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7237 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7238 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7239 IX86_BUILTIN_VPERMIL2PS256.
7240 (MULTI_ARG_4_DF2_DI_I): Defined.
7241 (MULTI_ARG_4_DF2_DI_I1): Defined.
7242 (MULTI_ARG_4_SF2_SI_I): Defined.
7243 (MULTI_ARG_4_SF2_SI_I1): Defined.
7244 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7245 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7246 __builtin_ia32_vpermil2ps256.
7247 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7248 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7249 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7250 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7251 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7252 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7253 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7254 CODE_FOR_xop_vpermil2v8sf3.
7255 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7256 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7257 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7258 (_mm256_permute2_pd): New.
7259 (_mm_permute2_ps): New.
7260 (_mm256_permute2_ps): New.
7262 2010-02-15 Nick Clifton <nickc@redhat.com>
7264 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7265 boolean parameters. Use emit_jump_insn when emitting a pop
7266 instruction containing a return insn.
7267 (push): Use 'true' rather than '1' as second parameter to F.
7268 (h8300_expand_prologue): Likewise.
7269 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7270 (h8300_expand_epilogue): Likewise.
7272 2010-02-15 Richard Guenther <rguenther@suse.de>
7275 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7278 2010-02-15 Nick Clifton <nickc@redhat.com>
7280 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7283 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7285 * intl.c (fake_ngettext): New function.
7286 * intl.h (fake_ngettext): Declare.
7287 (ngettext): Define macro.
7288 * collect2.c (notice_translated): New function.
7289 (main): Use notice_translated and ngettext.
7290 * collect2.h (notice_translated): Declare.
7292 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7294 * reorg.c (delete_computation): Comment fixes.
7295 * caller-save.c (setup_save_areas): Idem.
7296 * sel-sched-dump.c (dump_lv_set): Idem.
7299 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7301 * config/s390/s390.c (s390_sched_init): New function.
7302 (TARGET_SCHED_INIT): Target hook defined.
7304 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7305 Jack Howarth <howarth@bromo.med.uc.edu>
7306 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7309 Partial revert of unintended change in fix for PR41605.
7310 * config/darwin.h: Fix typo.
7311 * config/darwin9.h: Same.
7313 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7315 * c-pch.c (pch_init): Clear v.
7317 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7320 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7321 graphite_can_represent_init for MULT_EXPR.
7323 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7327 * graphite-sese-to-poly.c (remove_phi): New.
7328 (translate_scalar_reduction_to_array): Call remove_phi.
7330 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7333 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7334 * graphite-clast-to-gimple.h (gloog): Update declaration.
7335 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7336 * graphite-poly.h (struct poly_bb): Add missing comments.
7337 (struct scop): Add poly_scop_p field.
7339 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7340 * graphite.c (graphite_transform_loops): Build the polyhedral
7341 representation for each scop before code generation.
7342 * sese.c (rename_variables_in_operand): Removed.
7343 (rename_variables_in_expr): Return the renamed expression.
7344 (rename_sese_parameters): New.
7345 * sese.h (rename_sese_parameters): Declared.
7347 2010-02-11 Richard Guenther <rguenther@suse.de>
7349 PR tree-optimization/42998
7350 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7351 POINTER_PLUS_EXPR properly.
7353 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7354 Changpeng Fang <changpeng.fang@amd.com>
7357 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7358 the cost of an IV candidate when the IV is used in a test against zero.
7360 * gcc.dg/tree-ssa/ivopts-3.c: New.
7362 2010-02-11 Richard Guenther <rguenther@suse.de>
7365 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7366 pointer-vs-decl case by swapping refs. Handle some cases
7367 of pointer-vs-decl disambiguations more conservatively.
7368 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7369 to false after expanding.
7371 2010-02-11 Richard Guenther <rguenther@suse.de>
7374 * gcc.c (process_command): Handle LTO file@offset case more
7377 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7379 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7380 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7382 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7384 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7385 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7386 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7387 Optimize eq/ne comparisons when both arguments are known to be
7389 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7390 Don't mask operands unnecessarily if they are known to be already
7393 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7395 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7398 2010-02-10 Richard Guenther <rguenther@suse.de>
7400 PR tree-optimization/43017
7401 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7402 for wrapping signed arithmetic.
7404 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7407 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7408 if no debug info should be emitted for it.
7410 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7412 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7413 note when flag_exceptions is set.
7415 2010-02-10 Duncan Sands <baldrick@free.fr>
7417 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7419 2010-02-10 Richard Guenther <rguenther@suse.de>
7422 * tree.c (get_unwidened): Handle constants.
7423 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7425 2010-02-10 Martin Jambor <mjambor@suse.cz>
7428 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7429 check for variable argument counts independently.
7431 2010-02-10 Christian Bruel <christian.bruel@st.com>
7434 * config/sh/sh.c (find_barrier): Increase length for non delayed
7435 conditional branches.
7437 2010-02-10 Christian Bruel <christian.bruel@st.com>
7439 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7441 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7443 * builtins.c (set_builtin_user_assembler_name): Also handle
7444 ffs if int is smaller than word.
7446 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7449 * ira-conflicts.c (get_dup): Remove.
7450 (process_reg_shuffles): Add new parameter. Use it as an
7451 additional guard for copy generation.
7452 (add_insn_allocno_copies): Rewrite.
7454 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7456 * common.opt (fsched2-use-traces): Preserved for backward
7458 * doc/invoke.texi: Remove the documentation about option
7459 -fsched2-use-traces.
7460 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7461 flag_sched2_use_traces.
7462 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7463 the backward compatibility flag section.
7465 2010-02-09 Richard Guenther <rguenther@suse.de>
7467 PR tree-optimization/43008
7468 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7469 make HEAP variables initialized from global memory if they
7470 are not known builtin functions.
7471 (find_func_aliases): Adjust.
7473 2010-02-09 Richard Guenther <rguenther@suse.de>
7475 PR tree-optimization/43000
7476 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7477 arithmetic manually.
7479 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7481 PR tree-optimization/42931
7482 * tree-loop-linear.c (try_interchange_loops): Don't call
7483 double_int_mul if estimated_loop_iterations failed.
7485 2010-02-08 Martin Jambor <mjambor@suse.cz>
7488 * tree-sra.c (build_accesses_from_assign): Do not mark in
7489 should_scalarize_away_bitmap if stmt has volatile ops.
7490 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7493 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7495 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7497 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7499 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7502 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7505 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7507 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7510 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7511 to unknown_dependence.
7512 (graphite_legal_transform_dr): Handle the unknown_dependence.
7513 (graphite_carried_dependence_level_k): Same.
7515 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7517 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7519 2010-02-07 Richard Guenther <rguenther@suse.de>
7522 * expr.c (get_inner_reference): Always initialize *pbitsize.
7524 2010-02-07 Richard Guenther <rguenther@suse.de>
7527 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7528 new ARRAY_REFs on variable size element or minimal index arrays.
7530 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7531 gimple_fold_indirect_ref.
7533 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7536 * arm.c (arm_override_options): Just return if the user has specified
7537 an invalid fpu name.
7539 2010-02-03 Jason Merrill <jason@redhat.com>
7542 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7543 i386_pe_maybe_record_exported_symbol.
7545 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7548 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7549 (pa_delegitimize_address): New function.
7551 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7553 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7554 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7556 2010-02-05 Richard Guenther <rguenther@suse.de>
7559 * lto-streamer-in.c (get_resolution): Deal with references
7560 to undefined functions.
7562 2010-02-05 Richard Guenther <rguenther@suse.de>
7564 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7565 (fold_const_aggregate_ref): Likewise.
7566 (ccp_fold_stmt): Substitute loads.
7567 (maybe_fold_reference): Verify types before substituting.
7569 (fold_gimple_assign): Unshare properly.
7570 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7572 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7574 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7575 for rs6000_gen_cell_microcode.
7577 2010-02-04 Richard Guenther <rguenther@suse.de>
7579 PR rtl-optimization/42952
7580 * dse.c (const_or_frame_p): Remove MEM handling.
7582 2010-02-04 Nick Clifton <nickc@redhat.com>
7584 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7585 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7586 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7587 (mn10300_asm_output_mi_thunk): New function.
7588 (mn10300_can_output_mu_thunk): New function.
7589 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7590 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7591 (FUNCTION_ARG): Delete incorrect comment.
7593 2010-02-03 Jason Merrill <jason@redhat.com>
7596 * fold-const.c (operand_equal_p): Handle erroneous types.
7598 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7600 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7602 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7604 PR rtl-optimization/42941
7605 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7608 2010-02-03 Jason Merrill <jason@redhat.com>
7611 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7613 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7616 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7617 (cselib_reset_table): Renamed from...
7618 (cselib_reset_table_with_next_value): ... this.
7619 (cselib_get_next_uid): Renamed from...
7620 (cselib_get_next_unknown_value): ... this.
7621 * cselib.c (next_uid): Renamed from...
7622 (next_unknown_value): ... this.
7623 (cselib_clear_table): Adjust.
7624 (cselib_reset_table): Adjust. Renamed from...
7625 (cselib_reset_table_with_next_value): ... this.
7626 (cselib_get_next_uid): Adjust. Renamed from...
7627 (cselib_get_next_unknown_value): ... this.
7628 (get_value_hash): Use hash.
7629 (cselib_hash_rtx): Likewise.
7630 (new_cselib_val): Adjust. Set and dump uid.
7631 (cselib_lookup_mem): Pass next_uid as hash.
7632 (cselib_subst_to_values): Likewise.
7633 (cselib_log_lookup): Dump uid.
7634 (cselib_lookup): Pass next_uid as hash. Adjust.
7635 (cselib_process_insn): Adjust.
7636 (cselib_init): Initialize next_uid.
7637 (cselib_finish): Adjust.
7638 (dump_cselib_table): Likewise.
7639 * dse.c (canon_address): Dump value uid.
7640 * print-rtl.c (print_rtx): Print value uid.
7641 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7643 (dv_uid): New function, sort of renamed from...
7644 (dv_htab_hash): ... this, reimplemented in terms of it and...
7645 (dv_uid2hash): ... this. New.
7646 (variable_htab_eq): Drop excess assertions.
7647 (tie_break_pointers): Removed.
7648 (canon_value_cmp): Compare uids.
7649 (variable_post_merge_New_vals): Print uids.
7650 (vt_add_function_parameters): Adjust.
7651 (vt_initialize): Reset table. Adjust.
7653 2010-02-03 Richard Guenther <rguenther@suse.de>
7655 PR tree-optimization/42944
7656 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7657 (call_may_clobber_ref_p_1): Likewise. Properly handle
7658 malloc and calloc clobbering errno.
7660 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7662 * doc/invoke.texi: Fix name of sched1 dump.
7664 * opts.c (decode_options): Set flag_tree_switch_conversion
7665 only conditionally on optimize >= 2.
7667 * gcse.c: Assorted comment fixes in pass description.
7669 2010-02-03 Anthony Green <green@moxielogic.com>
7671 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7672 nop padding in order to maintain alignment of storage location of
7673 target function address.
7674 (moxie_trampoline_init): Store target function address at newly
7676 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7678 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7680 2010-02-03 Richard Guenther <rguenther@suse.de>
7683 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7685 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7687 * config.gcc: Reenable check for obsolete targets.
7688 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7689 mips-sgi-irix6.[0-4]*.
7691 2010-02-02 Nick Clifton <nickc@redhat.com>
7693 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7694 constant size of 4 as being the same as 0.
7695 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7696 can take values in the range 0..4.
7698 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7701 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7702 as _darwin10_Unwind_FindEnclosingFunction().
7703 * libgcc-libsystem.ver: New.
7705 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7708 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7709 implicitly set registers.
7711 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7713 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7714 (arm_override_options): Allow automatic selection of the thread
7715 pointer register if thumb2.
7716 (legitimize_pic_address): Improve code sequences for Thumb2.
7717 (arm_call_tls_get_addr): Likewise.
7718 (legitimize_tls_address): Likewise.
7719 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7720 (pic_load_addr_32bit): ... this. New named pattern.
7721 * thumb2.md (pic_load_addr_thumb2): Delete.
7722 (pic_load_dot_plus_four): Delete.
7723 (tls_load_dot_plus_four): New named pattern.
7725 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7728 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7729 Document fix for TLS bug.
7731 2010-01-31 Richard Guenther <rguenther@suse.de>
7733 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7734 conservatively correct.
7736 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7740 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7742 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7744 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7746 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7748 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7750 * config.gcc: Adjust order of makefile fragments for mingw targets.
7752 2010-01-31 Richard Guenther <rguenther@suse.de>
7755 * gimplify.c (gimplify_init_constructor): For volatile LHS
7756 initialize a temporary.
7758 2010-01-31 Matthias Klose <doko@ubuntu.com>
7760 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7762 * configure: Regenerate.
7764 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7766 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7767 the same alias set and their sizes different constantness.
7768 (aliasing_component_refs_p): Revert 2009-10-24 change.
7770 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7772 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7775 2010-01-29 Richard Guenther <rguenther@suse.de>
7777 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7778 Assert we successfully updated the call.
7780 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7782 PR rtl-optimization/42889
7783 * df.h (df_set_bb_dirty_nonlr): New prototype.
7784 * df-core.c (df_set_bb_dirty_nonlr): New function.
7785 * df-scan.c (df_insn_rescan): Call it instead of
7786 df_set_bb_dirty for DEBUG_INSNs.
7788 2010-01-29 Richard Guenther <rguenther@suse.de>
7791 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7792 quadratic behavior in most cases.
7794 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7797 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7798 in the call to gen_x86_movsicc_0_m1.
7800 2010-01-28 Richard Guenther <rguenther@suse.de>
7802 PR tree-optimization/42871
7803 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7805 2010-01-28 Richard Guenther <rguenther@suse.de>
7807 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7808 into call arguments.
7810 2010-01-28 Richard Guenther <rguenther@suse.de>
7813 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7814 the forwarder if the destination is an EH landing pad.
7816 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7818 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7819 block list passed to gimple_duplicate_sese_tail.
7820 (parallelize_loops): Avoid parallelization when the function
7822 Avoid parallelization when the preheader is IRREDUCIBLE.
7823 Try to optimize when estimated_loop_iterations_int is unresolved.
7824 Add the loop's location to the dump file.
7825 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7826 (gimple_duplicate_sese_tail): Remove the check for the latch.
7827 Redirect nexits to the exit block.
7828 Remove handling of the incoming edges to the latch.
7829 Redirect the backedge from the copied latch to the exit bb.
7831 2010-01-28 Michael Matz <matz@suse.de>
7834 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7835 Wrap force_reg into a sequence, emit it before user.
7837 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7839 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7841 (arm_legacy_rev): Likewise.
7842 (thumb_legacy_rev): Likewise.
7844 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7846 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7847 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7848 on MEM's address failed, try avoid_constant_pool_reference and
7849 recurse if it returned something different.
7850 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7851 address, try avoid_constant_pool_reference and recurse if it
7852 returned something different.
7853 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7854 address and avoid_constant_pool_reference returned something
7855 different, don't set have_address.
7857 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7860 * var-tracking.c (val_store): Add modified argument, obey it.
7862 (count_uses): Move down logging of main.
7863 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7864 don't need resolution.
7865 (emit_notes_in_bb): Likewise.
7867 2010-01-27 Richard Guenther <rguenther@suse.de>
7870 * tree-inline.c (remap_decl): Delay remapping of SSA name
7871 default definitions until we need them.
7873 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7875 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7876 (rs6000_delegitimize_address): New function.
7878 * config/s390/s390.c (s390_delegitimize_address): Call
7879 delegitimize_mem_from_attrs.
7882 * tree-inline.c (cannot_copy_type_1): Removed.
7883 (copy_forbidden): Don't forbid copying of functions containing
7884 records/unions with variable length fields.
7886 2010-01-27 Christian Bruel <christian.bruel@st.com>
7890 * config/sh/sh.c (find_barrier): Increase length for non delayed
7891 conditional branches.
7893 2010-01-27 Matthias Klose <doko@ubuntu.com>
7895 * configure.ac (gnu-unique-object): Fix ldd version check.
7896 * configure: Regenerate.
7898 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7900 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7902 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7903 Test for HAVE_GNU_AS value.
7905 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7907 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7908 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7909 INT64_TYPE): Define.
7910 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7911 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7912 INT_LEAST64_TYPE): Define.
7913 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7914 UINT_LEAST64_TYPE): Define.
7915 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7916 INT_FAST64_TYPE): Define.
7917 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7918 UINT_FAST64_TYPE): Define.
7919 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7920 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7921 (SIG_ATOMIC_TYPE): Define.
7923 2010-01-26 Richard Guenther <rguenther@suse.de>
7925 * df-scan.c (df_scan_set_bb_info): Remove assert.
7926 (df_insn_rescan_debug_internal): Merge asserts.
7927 (df_install_ref): Likewise.
7928 (df_mark_reg): Use bitmap_set_range.
7929 (df_hard_reg_used_p): Remove assert.
7930 (df_hard_reg_used_count): Likewise.
7932 2010-01-26 Richard Guenther <rguenther@suse.de>
7934 PR rtl-optimization/42685
7935 * web.c (web_main): Ignore DEBUG_INSNs.
7937 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7939 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7941 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7942 Fix types of fndecl and arglist parameters.
7944 2010-01-26 Richard Guenther <rguenther@suse.de>
7947 * tree-eh.c (unsplit_eh): Skip debug insns.
7949 2010-01-26 Richard Guenther <rguenther@suse.de>
7951 PR tree-optimization/42250
7952 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7954 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7957 * omp-low.c (expand_omp_sections): Only use single_pred if
7958 l2_bb is single_pred_p.
7960 2010-01-25 Christian Bruel <christian.bruel@st.com>
7963 * config/sh/sh.c (find_barrier): Increase length for non delayed
7964 conditional branches.
7965 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7967 2010-01-24 David S. Miller <davem@davemloft.net>
7969 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7970 define if not using GAS.
7971 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7972 Likewise. Delete SECTION_MERGE code, which is only applicable
7975 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7978 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7979 mangling of va_list in system headers.
7981 2010-01-23 Toon Moene <toon@moene.org>
7983 * tree-predcom.c (combine_chains): Return NULL, not false.
7985 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7987 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7988 initialization of variable res to agree with return type.
7990 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7992 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7993 * tree-sra.c: Add include of expr.h.
7995 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7997 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7998 insert the debug stmt on the single non-EH edge from the stmt.
8000 2010-01-22 Richard Henderson <rth@redhat.com>
8003 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8004 the RHS until after generate_subtree_copies has insertted its
8005 code before the current statement.
8007 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8009 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8011 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8013 2010-01-21 Martin Jambor <mjambor@suse.cz>
8015 PR tree-optimization/42585
8016 * tree-sra.c (struct access): New field grp_total_scalarization.
8017 (dump_access): Dump the new field.
8018 (should_scalarize_away_bitmap): New variable.
8019 (cannot_scalarize_away_bitmap): Likewise.
8020 (sra_initialize): Allocate new bitmaps.
8021 (sra_deinitialize): Free new bitmaps.
8022 (create_access_1): New function.
8023 (create_access): Parts moved to create_access_1.
8024 (type_consists_of_records_p): New function.
8025 (completely_scalarize_record): Likewise.
8026 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8027 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8028 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8030 (analyze_all_variable_accesses): Completely scalarize small eligible
8033 2010-01-21 Martin Jambor <mjambor@suse.cz>
8035 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8037 2010-01-21 Andrew Haley <aph@redhat.com>
8039 * gcc.c (process_command): Move lang_specific_driver before
8040 setting cc_libexec_prefix.
8042 2010-01-21 Richard Guenther <rguenther@suse.de>
8045 * fold-const.c (negate_expr_p): Pretend only negative
8046 real constants are easily negatable.
8048 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8049 Jason Merrill <jason@redhat.com>
8051 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8052 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8053 * calls.c (initialize argument_information): Handle it.
8054 * c-common.c (handle_transparent_union_attribute): Use new name.
8055 * c-decl.c (finish_struct): Ditto.
8056 * c-typeck.c (type_lists_compatible_p): Ditto.
8057 (convert_for_assignment): Use new name and also handle record.
8058 * function.c (aggregate_value_p): Handle it.
8059 (pass_by_reference): Ditto.
8060 (assign_parm_data_types): Ditto.
8061 * print-tree.c (print_node): Ditto.
8062 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8063 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8064 * tree.c (first_field): New fn.
8066 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8069 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8070 even when linking statically, for now.
8072 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8075 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8076 without a cselib val.
8077 (count_uses): Accept MO_VAL_SET with no val on stores.
8078 (add_stores): Likewise.
8080 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8082 * var-tracking.c (check_value_val): Add a compile time assertion.
8083 (dv_is_decl_p): Simplify.
8084 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8085 gcc_assert if ENABLE_CHECKING.
8087 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8090 * var-tracking.c: Include tree-flow.h.
8091 (mem_dies_at_call): New.
8092 (dataflow_set_preserve_mem_locs): Use it.
8093 (dataflow_set_remove_mem_locs): Likewise.
8094 (dump_var): Renamed from dump_variable. Adjust all callers.
8095 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8096 * Makefile.in (var-tracking.o): Adjust deps.
8098 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8100 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8102 2010-01-20 Richard Guenther <rguenther@suse.de>
8104 PR tree-optimization/42717
8105 * tree-ssa-dce.c (get_live_post_dom): Remove.
8106 (forward_edge_to_pdom): Take an arbitrary edge to copy
8107 degenerate PHI args from.
8108 (remove_dead_stmt): Use the first post-dominator even if it
8109 does not contain live statements as redirection destination.
8111 2010-01-20 Richard Guenther <rguenther@suse.de>
8113 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8115 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8117 * sel-sched.c (create_speculation_check): Remove set but not used
8119 (try_transformation_cache): Remove set but not used variable ds.
8120 (calculate_privileged_insns): Remove set but not used variables
8121 cur_insn and min_spec_insn.
8122 (find_best_expr): Remove set but not used variable avail_n.
8123 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8125 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8127 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8128 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8131 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8134 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8135 cpu types. Add support for *-sse3 cpu types.
8136 (x86_64-*-*): Ditto.
8138 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8141 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8142 argument, call initializer_constant_valid_p_1 instead of
8143 initializer_constant_valid_p, pass CACHE to it, return NULL
8144 immediately if first call returns NULL.
8145 (initializer_constant_valid_p_1): New function.
8146 (initializer_constant_valid_p): Use it.
8148 2010-01-20 Thomas Quinot <quinot@adacore.com>
8150 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8152 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8154 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8155 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8156 (loc_list_from_tree): Don't handle unsigned division. Handle
8157 signed modulo using DW_OP_{over,over,div,mul,minus}.
8158 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8159 modulo instead of signed.
8161 2010-01-20 DJ Delorie <dj@redhat.com>
8163 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8165 (h8300_emit_stack_adjustment): Propogate it.
8167 (h8300_expand_prologue): Likewise.
8168 (h8300_expand_epilogue): Likewise.
8170 2010-01-19 Michael Matz <matz@suse.de>
8172 PR tree-optimization/41783
8173 * tree-data-ref.c (toplevel): Include flags.h.
8174 (dump_data_dependence_relation): Also dump the inputs if the
8175 result will be unknown.
8176 (split_constant_offset_1): Look through some conversions.
8177 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8178 the offset from last element is too large.
8179 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8180 (reassociate_to_the_same_stmt): Handle vector registers.
8181 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8183 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8184 wide_prolog_niters argument, emit widening instructions.
8185 (vect_do_peeling_for_alignment): Adjust caller, use widened
8186 variant of the iteration cound.
8187 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8189 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8192 * config/arm/neon-testgen.m (emit_automatics): New parameter
8193 features. Adjust for Fixed_return_reg feature.
8194 (test_intrinsic): Call emit_automatics with new feature.
8195 * config/arm/neon.ml: Update copyright years.
8196 (features): New Fixed_return_reg feature.
8197 (ops): Update feature for Vget_low.
8199 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8201 PR tree-optimization/42719
8202 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8206 * fwprop.c (all_uses_available_at): Return false if def_set dest
8207 is a REG that is used in def_insn.
8209 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8211 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8213 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8216 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8218 * target.h (struct gcc_target) <secondary_reload>: Change type
8219 of last argument to secondary_reload_info *.
8221 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8224 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8225 memory references with unaligned offsets. Remove CQImode handling.
8226 (unaligned_memory_operand): Return 1 for memory references with
8227 unaligned offsets. Remove CQImode handling.
8229 2010-01-18 Richard Guenther <rguenther@suse.de>
8232 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8235 2010-01-18 Richard Guenther <rguenther@suse.de>
8237 PR tree-optimization/42781
8238 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8239 restrict processing only if the original variable was artificial.
8241 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8243 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8244 find number of popped argument bytes.
8246 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8247 Fix the text that describes the return value for invalid insns.
8249 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8251 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8252 Clarify what 'cost of the -dependence' is. Fix quoting.
8254 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8255 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8257 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8259 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8260 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8262 2010-01-17 Richard Guenther <rguenther@suse.de>
8265 * function.c (split_complex_args): Take a VEC to modify.
8266 (assign_parms_augmented_arg_list): Build a VEC instead of
8267 a chain of PARM_DECLs.
8268 (assign_parms_unsplit_complex): Take a VEC of arguments.
8269 Do not fixup unmodified parms.
8270 (assign_parms): Deal with the VEC.
8271 (gimplify_parameters): Likewise.
8273 2010-01-17 Richard Guenther <rguenther@suse.de>
8275 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8276 node existence check.
8277 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8278 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8279 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8280 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8281 (gimple_execute_on_growing_pred): Likewise.
8283 2010-01-17 Richard Guenther <rguenther@suse.de>
8285 PR tree-optimization/42773
8286 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8287 (compute_antic_aux): Likewise.
8288 (compute_partial_antic_aux): Likewise.
8290 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8293 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8296 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8298 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8301 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8302 Fix markup for strict argument.
8304 (TARGET_SCHED_REORDER2): Fix argument types.
8306 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8307 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8309 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8310 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8312 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8315 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8316 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8317 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8318 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8319 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8321 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8323 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8325 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8326 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8328 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8330 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8333 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8335 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8336 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8338 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8340 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8342 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8343 referring to it. Fix language.
8345 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8347 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8349 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8351 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8353 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8354 '@var{stream}. Remove stray 'and'.
8356 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8358 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8360 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8362 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8363 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8365 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8366 Fix description of return value.
8367 Rename argument "sz" to "len."
8369 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8370 Clarify meaning of 'true' return value.
8372 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8374 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8375 rep_mode versus mode_rep.
8377 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8379 (TARGET_BUILTIN_DECL): Fix name.
8381 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8383 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8385 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8387 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8389 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8391 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8394 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8395 Rename argument tm_fn to md_fn.
8397 (TARGET_OPTION_PRINT): Fix argument list.
8399 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8402 * config/i386/i386.c (ix86_fixup_binary_operands):
8403 Revert FMA4 fixup of operands.
8405 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8408 * Makefile.in (write_entries_to_file, install-plugin):
8409 Use \012 instead of \n with tr.
8411 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8413 * configure.ac (HAVE_AS_REF): New C macro.
8414 * configure: Regenerate.
8415 * config.in: Likewise.
8416 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8418 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8421 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8423 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8425 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8427 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8429 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8431 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8433 (TARGET_BINDS_LOCAL_P): Fix argument type.
8435 (TARGET_ASM_FILE_END): Use prototype.
8437 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8439 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8441 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8443 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8445 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8446 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8448 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8449 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8451 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8452 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8453 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8454 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8456 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8458 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8460 (TARGET_INIT_BUILTINS): Use prototype.
8462 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8463 Put 'const char *' in braces. Fix parameter types.
8464 (TARGET_INVALID_CONVERSION): Fix parameter types.
8465 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8466 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8468 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8471 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8473 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8475 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8477 * doc/tm.texi (TARGET_HELP): Fix return type.
8479 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8480 in braces. Fix argument types.
8482 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8484 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8486 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8488 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8489 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8491 (TARGET_MANGLE_TYPE): Fix argument types.
8493 (TARGET_IRA_COVER_CLASSES): Use prototype.
8495 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8497 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8499 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8501 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8503 (TARGET_CALLEE_COPIES): Fix argument types.
8505 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8507 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8509 (TARGET_FUNCTION_VALUE): Fix argument types.
8511 (TARGET_RETURN_IN_MSB): Fix argument type.
8513 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8515 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8517 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8519 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8520 agree with return type.
8522 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8524 2010-01-15 Jing Yu <jingyu@google.com>
8526 PR rtl-optimization/42691
8527 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8528 a pseudo to a constant and are merged, and adjust comments.
8530 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8532 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8534 2010-01-15 Richard Guenther <rguenther@suse.de>
8537 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8538 labels of computed or non-local gotos to the destination.
8539 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8540 landing pad label is the first label.
8542 2010-01-15 Richard Guenther <rguenther@suse.de>
8544 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8546 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8549 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8550 to allow generation of the xssqrtdp instruction on power7.
8551 (sqrtdf2_fpr): Ditto.
8553 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8556 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8557 functions with noreturn attribute.
8560 * varasm.c (declare_weak): Add weak attribute to decl if it
8561 doesn't have one already.
8562 (assemble_external): Only add decls to weak_decls if they also
8563 have weak attribute.
8565 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8567 * var-tracking.c (var_reg_delete): Don't delete the association
8568 between REGs and values or one-part variables if the register
8571 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8574 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8575 because its first operand is a non-localized variable.
8577 2010-01-14 Martin Jambor <mjambor@suse.cz>
8579 PR tree-optimization/42706
8580 * tree-sra.c (encountered_recursive_call): New variable.
8581 (encountered_unchangable_recursive_call): Likewise.
8582 (sra_initialize): Initialize both new variables.
8583 (callsite_has_enough_arguments_p): New function.
8584 (scan_function): Call decl and flags check only for IPA-SRA, check
8585 whether there is a recursive call and whether it has enough arguments.
8586 (all_callers_have_enough_arguments_p): New function.
8587 (convert_callers): Look for recursive calls only when
8588 encountered_recursive_call is set.
8589 (ipa_early_sra): Bail out either if
8590 !all_callers_have_enough_arguments_p or
8591 encountered_unchangable_recursive_call.
8593 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8595 * sel-sched.c: Add 2010 to copyright years.
8596 * sel-sched-ir.c: Likewise.
8597 * sel-sched-ir.h: Likewise.
8599 2010-01-14 Martin Jambor <mjambor@suse.cz>
8601 PR tree-optimization/42714
8602 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8603 constructors specially.
8605 2010-01-14 Andi Kleen <ak@linux.intel.com>
8607 * config/i386/drivers-i386.c (detect_caches_intel):
8608 Add l2sizekb parameter and fill in.
8609 (host_detect_local_cpu): Add l2sizekb, fill in.
8610 Add Atom small cache heuristic.
8612 2010-01-14 Andi Kleen <ak@linux.intel.com>
8614 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8615 Add level3 parameter and fill in.
8616 (detect_caches_intel): Handle level3 cache.
8618 2010-01-14 Andi Kleen <ak@linux.intel.com>
8620 * config/i386/drivers-i386.c (host_detect_local_cpu):
8621 Fix core duo detection.
8623 2010-01-14 Andi Kleen <ak@linux.intel.com>
8625 * config/i386/drivers-i386.c (host_detect_local_cpu):
8628 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8630 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8631 (rs6000_variable_issue_1): this. Use...
8632 (rs6000_variable_issue): here. Reimplement. Print debug info.
8634 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8636 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8637 sel_restore_notes. Update all callers. Call reemit_notes
8640 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8642 PR rtl-optimization/42246
8643 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8646 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8648 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8649 all successors is the same as number of successors in current region.
8651 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8653 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8654 to rename is not separable. Otherwise check that its LHS is not NULL.
8656 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8658 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8660 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8662 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8663 available registers when failed to discover LHS register class.
8664 Fix indentation. Update comment.
8666 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8667 Alexander Monakov <amonakov@ispras.ru>
8669 PR rtl-optimization/42389
8670 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8672 (advance_state_on_fence): Likewise.
8673 (sel_target_adjust_priority): Print debug output only when
8674 sched_verbose >= 4, not 2.
8675 (get_expr_cost): Do not issue all unique insns on the next cycle.
8676 (fill_insns): Initialize can_issue_more from the value saved
8678 * sel-sched-ir.c (flist_add): New parameter issue_more.
8679 Init FENCE_ISSUE_MORE with it.
8680 (merge_fences): Likewise.
8681 (init_fences): Update call to flist_add.
8682 (add_to_fences, add_clean_fence_to_fences)
8683 (add_dirty_fence_to_fences): Likewise.
8684 (move_fence_to_fences): Update call to merge_fences.
8685 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8687 * sel-sched-ir.h (struct _fence): New field issue_more.
8688 (FENCE_ISSUE_MORE): New accessor macro.
8690 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8692 PR rtl-optimization/42388
8693 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8694 that have no predecessors nor successors. Do not call move_bb_info
8695 for empty blocks outside of current region.
8697 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8699 PR rtl-optimization/42294
8700 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8701 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8702 originators' originators.
8704 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8706 PR rtl-optimization/39453
8707 PR rtl-optimization/42246
8708 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8710 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8712 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8713 Alexander Monakov <amonakov@ispras.ru>
8716 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8717 (maybe_tidy_empty_bb): ... here. Make static. Add new
8718 argument. Update all callers.
8719 (tidy_control_flow): ... and here. Recompute topological order
8720 of basic blocks in region if necessary.
8721 (sel_redirect_edge_and_branch): Change return type. Return true
8722 if topological order might have been invalidated.
8723 (purge_empty_blocks): Export and move from...
8724 * sel-sched.c (purge_empty_blocks): ... here.
8725 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8726 (maybe_tidy_empty_bb): Delete prototype.
8727 (purge_empty_blocks): Declare.
8729 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8731 PR rtl-optimization/42249
8732 * sel-sched.c (try_replace_dest_reg): When chosen register
8733 and original register is the same, do not bail out early, but
8734 still check all original insns for validity of replacing destination
8735 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8738 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8741 Port from no-undefined-overflow branch:
8742 2009-03-09 Richard Guenther <rguenther@suse.de>
8744 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8746 2010-01-14 Richard Guenther <rguenther@suse.de>
8749 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8751 2010-01-14 Ira Rosen <irar@il.ibm.com>
8753 PR tree-optimization/42709
8754 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8755 as scalar type in creation of constant vector operand.
8757 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8760 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8761 (check-parallel-%): Match `testsuite' directory component only
8764 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8766 PR translation/39521
8767 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8770 2010-01-13 Richard Guenther <rguenther@suse.de>
8772 PR tree-optimization/42730
8773 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8776 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8779 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8780 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8783 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8785 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8786 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8787 ___umulsi3_highpart.
8789 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8790 rather than schedule_insns if the pass is enabled.
8792 2010-01-13 Martin Jambor <mjambor@suse.cz>
8794 PR tree-optimization/42704
8795 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8798 2010-01-13 Martin Jambor <mjambor@suse.cz>
8800 PR tree-optimization/42703
8801 * tree-sra.c (analyze_access_subtree): Check that we can build a
8802 reference to the original data within the aggregate.
8804 2010-01-13 Richard Guenther <rguenther@suse.de>
8806 PR tree-optimization/42705
8807 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8809 2010-01-13 Richard Guenther <rguenther@suse.de>
8812 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8814 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8817 * var-tracking.c (values_to_unmark): New variable.
8818 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8819 values_to_unmark vector. Moved body to...
8820 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8821 instead queue it into values_to_unmark vector.
8822 (vt_find_locations): Free values_to_unmark vector.
8824 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8826 * config/s390/s390.c (override_options): Set
8827 default of max-pending-list-length to 256
8829 2010-01-13 Richard Guenther <rguenther@suse.de>
8832 * tree-pass.h (PROP_gimple_lcx): New.
8833 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8834 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8835 before the final cleanup_eh.
8836 (dump_properties): Dump PROP_gimple_lcx.
8837 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8838 (tree_lower_complex_O0): Remove.
8839 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8840 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8841 tree_lower_complex, schedule TODO_update_ssa.
8842 * lto-streamer-out.c (output_function): Stream the functions
8844 * lto-streamer-in.c (input_function): Likewise.
8845 (lto_read_body): Do not override them here.
8847 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8850 * c-typeck.c (build_c_cast): Fold value cast to union type before
8851 wrapping it in a CONSTRUCTOR.
8853 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8855 PR rtl-optimization/42699
8856 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8859 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8861 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8862 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8863 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8864 SUBTARGET_WARN_UNUSED_SPEC): ... here
8865 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8867 2010-01-12 Julian Brown <julian@codesourcery.com>
8869 * config/arm/neon-schedgen.ml (Utils): Don't try to
8870 open missing module.
8871 (find_with_result): New.
8873 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8876 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8877 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8879 PR tree-optimization/42645
8880 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8881 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8882 decl_map, set processing_debug_stmt to -1 and return name without
8885 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8887 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8888 binutils version, and reword target configuration description.
8890 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8892 * config/avr/avr.h (LINKER_NAME): Remove.
8894 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8897 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8898 that support VSX, warn for -mno-altivec if vsx is not disabled,
8901 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8902 Shujing Zhao <pearly.zhao@oracle.com>
8904 PR translation/42469
8905 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8906 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8907 character between option name and help text.
8908 * c.opt (imultilib): Likewise.
8910 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8912 * lto-streamer-out.c (output_unreferenced_globals): Output static
8915 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8917 PR rtl-optimization/42621
8918 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8919 optimizing for size.
8920 (duplicate_computed_gotos): Remove now-redundant check.
8922 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8925 * configure.ac: Save and restore LDFLAGS and LIBS
8926 * configure: Regenerate.
8928 2010-01-10 Richard Guenther <rguenther@suse.de>
8931 * builtins.c (fold_builtin_strlen): Add type argument and
8932 convert the resulting length to it.
8933 (fold_builtin_1): Adjust.
8935 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8937 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8938 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8940 (num_insns_constant_wide): Adjust for that change.
8942 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8945 * web.c (union_defs): Add used argument, to combine uses of
8947 (entry_register): Adjust type and tests of used argument.
8948 (web_main): Widen used for new use. Pass it to union_defs.
8949 * df.h (union_defs): Adjust prototype.
8951 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8954 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8955 uses in new incoming argument. Free body.
8956 (reset_debug_uses_in_loop): New.
8957 (analyze_insn_to_expand_var): Call the latter if the former found
8958 anything. Fix whitespace. Reject invalid dest overlaps before
8959 going through all insns in the loop.
8961 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8964 * haifa-sched.c (dying_use_p): Debug insns don't count.
8966 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8969 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8970 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8971 (verify_gimple_call): Reject LHS in noreturn calls.
8973 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8977 * tree-vect-loop-manip.c (adjust_info): New type.
8978 (adjust_vec): New pointer to vector.
8979 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8980 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8981 (slpeel_update_phis_for_duplicate_loop): Use them.
8982 (slpeel_update_phi_nodes_for_guard1): Likewise.
8983 (slpeel_update_phi_nodes_for_guard2): Likewise.
8984 (slpeel_tree_peel_loop_to_edge): Likewise.
8985 (vect_update_ivs_after_vectorizer): Likewise.
8987 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8989 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8990 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8992 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8994 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8995 bogus uninitialized warning.
8997 2010-01-09 Richard Guenther <rguenther@suse.de>
9000 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9001 the evolution is compatible with the initial condition.
9003 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9005 * gcc.c (process_command): Update copyright notice dates.
9006 * gcov.c (print_version): Likewise.
9007 * gcov-dump.c (print_version): Likewise.
9008 * mips-tfile.c (main): Likewise.
9009 * mips-tdump.c (main): Likewise.
9011 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9014 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9016 (rotlhi3_8): Delete.
9018 (rotlsi3_8): Delete.
9019 (rotlsi3_16): Delete.
9020 (rotlsi3_24): Delete.
9022 (*rotw<mode>3): New.
9023 (*rotb<mode>3): New.
9024 * config/avr/avr.c (avr_rotate_bytes): New function.
9025 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9027 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9030 * configure.ac: Modify -rdynamic check.
9031 * configure: Regenerate.
9033 2010-01-08 DJ Delorie <dj@redhat.com>
9035 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9036 register popping order.
9038 2010-01-08 Richard Guenther <rguenther@suse.de>
9041 * c.opt (fsigned-char): Also let LTO handle this option.
9042 (funsigned-char): Likewise.
9044 2010-01-07 Richard Guenther <rguenther@suse.de>
9046 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9047 (gimple_op): Likewise.
9048 (gimple_op_ptr): Likewise.
9049 (gimple_assign_set_lhs): Remove gcc_assert.
9050 (gimple_assign_set_rhs1): Likewise.
9051 (gimple_assign_set_rhs2): Likewise.
9052 (gimple_call_set_lhs): Likewise.
9053 (gimple_call_set_fn): Likewise.
9054 (gimple_call_set_fndecl): Likewise.
9055 (gimple_call_fndecl): Likewise.
9056 (gimple_call_return_type): Likewise.
9057 (gimple_call_set_chain): Likewise.
9058 (gimple_call_num_args): Likewise.
9059 (gimple_call_set_arg): Likewise.
9060 (gimple_cond_set_code): Likewise.
9061 (gimple_cond_set_lhs): Likewise.
9062 (gimple_cond_set_rhs): Likewise.
9063 (gimple_cond_set_true_label): Likewise.
9064 (gimple_cond_set_false_label): Likewise.
9065 (gimple_label_set_label): Likewise.
9066 (gimple_goto_set_dest): Likewise.
9067 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9068 (gimple_debug_bind_get_value): Likewise.
9069 (gimple_debug_bind_get_value_ptr): Likewise.
9070 (gimple_debug_bind_set_var): Likewise.
9071 (gimple_debug_bind_set_value): Likewise.
9072 (gimple_debug_bind_reset_value): Likewise.
9073 (gimple_debug_bind_has_value_p): Likewise.
9074 (gimple_return_retval_ptr): Remove gcc_assert.
9075 (gimple_return_retval): Likewise.
9076 (gimple_return_set_retval): Likewise.
9077 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9078 (safe_referenced_var_iterator): Remove.
9079 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9080 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9081 (fill_referenced_var_vec): Remove.
9082 (first_readonly_imm_use): Remove redundant gcc_assert.
9083 (phi_arg_index_from_use): Combine gcc_asserts.
9084 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9085 (first_imm_use_stmt): Remove redundant gcc_assert.
9086 * tree-cfg.c (verify_gimple_call): Verify function and chain
9087 operands. Verify arguments.
9088 (verify_types_in_gimple_stmt): Verify condition code and labels.
9090 2010-01-07 Richard Guenther <rguenther@suse.de>
9092 PR tree-optimization/42641
9093 * sese.c (rename_map_elt_info): Use the SSA name version, do
9096 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9098 PR tree-optimization/42625
9099 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9100 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9102 2010-01-07 Duncan Sands <baldrick@free.fr>
9104 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9106 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9109 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9110 note itself is not function_invariant_p.
9112 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9114 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9115 Do not add the DF_NOTE problem.
9116 * store-motion.c (execute_rtl_store_motion): Likewise.
9118 2010-01-07 Martin Jambor <mjambor@suse.cz>
9120 PR tree-optimization/42157
9121 * tree-sra.c (compare_access_positions): Stabilize sort if both
9122 accesses have integer types, return zero immediately if they are the
9125 2010-01-06 Richard Henderson <rth@redhat.com>
9128 * haifa-sched.c (add_to_note_list): Merge into ...
9129 (concat_note_lists): ... here, and ...
9130 (unlink_other_notes, rm_other_notes): Merge into...
9131 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9132 NOTE_INSN_EPILOGUE_BEG.
9134 2010-01-06 Richard Guenther <rguenther@suse.de>
9136 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9137 not inline regular functions into always-inline functions.
9139 2010-01-06 Nick Clifton <nickc@redhat.com>
9141 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9142 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9144 (OVERRIDE_OPTIONS): Delete.
9145 (OPTIMIZATION_OPTIONS): Define.
9146 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9147 * config/rx/rx.c (rx_handle_option): Issue an error message if
9148 -mcpu=rx200 and -fpu are used together.
9149 (rx_set_optimization_options): New function. Issue an error
9150 message if an optimization attribute attempts to reset the FPU/
9151 math optimization pairing.
9152 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9153 * config/rx/rx.opt: Set the default to 32-bit doubles.
9154 * config/rx/t-rx: Add multilibs for -nofpu option.
9155 * doc/invoke.texi: Update documentation of RX options.
9157 2010-01-06 Richard Guenther <rguenther@suse.de>
9159 * tree-ssa-pre.c (name_to_id): New global.
9160 (alloc_expression_id): Simplify SSA name handling.
9161 (lookup_expression_id): Likewise.
9162 (init_pre): Zero name_to_id.
9163 (fini_pre): Free it.
9165 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9167 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9169 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9172 * config/i386/sse.md (smaxv2di3): New.
9173 (umaxv2di3): Likewise.
9174 (sminv2di3): Likewise.
9175 (uminv2di3): Likewise.
9177 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9180 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9181 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9182 (legitimize_tls_address): Likewise.
9183 (sparc_tls_referenced_p): Likewise.
9184 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9185 and adjust calls to legitimize_pic_address.
9186 (legitimate_constant_p) Use sparc_tls_referenced_p.
9187 (legitimate_pic_operand_p): Likewise.
9188 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9189 (sparc_tls_symbol_ref_1): Delete.
9190 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9191 (legitimize_tls_address): Make static, handle CONST patterns.
9192 (legitimize_pic_address): Make static, remove unused parameter and
9193 adjust recursive calls.
9194 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9195 and adjust call to legitimize_pic_address.
9196 (sparc_output_mi_thunk): Likewise.
9198 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9199 H.J. Lu <hongjiu.lu@intel.com>
9202 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9203 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9204 operands to make them signed.
9207 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9210 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9211 GTU to GT for V4SI and V2DI.
9213 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9214 (umin<mode>3): Removed.
9216 (uminv4si3): Likewise.
9218 2010-01-05 Martin Jambor <mjambor@suse.cz>
9220 PR tree-optimization/42462
9221 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9222 current_function_decl to helper functions and macros.
9224 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9227 * flags.h: Don't include real.h.
9228 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9229 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9230 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9231 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9232 * dominance.c: Update copyright.
9233 * gimple.c (walk_gimple_op): Remove inline.
9234 * tree-ssa-reassoc.c: Include real.h.
9235 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9236 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9238 2010-01-05 Nick Clifton <nickc@redhat.com>
9240 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9241 register to push into the stack frame when the accumulator has to
9242 be saved during interrupts.
9244 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9246 * doc/invoke.texi: Remove the documentation about option
9248 * common.opt (Wunreachable-code): Preserved for backward
9250 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9251 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9252 the backward compatibility flag section.
9254 2010-01-05 Richard Guenther <rguenther@suse.de>
9256 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9258 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9261 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9263 PR tree-optimization/42508
9264 * tree-sra.c (convert_callers): Check for recursive call
9265 by comparing cgraph nodes instead of decls.
9266 (modify_function): Call ipa_modify_formal_parameters also
9267 on all same_body aliases.
9269 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9270 cgraph nodes when checking for same_body aliases.
9272 2010-01-05 Richard Guenther <rguenther@suse.de>
9274 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9275 allocation and lookup.
9276 (get_or_alloc_expr_for_constant): Likewise.
9277 (phi_translate): Sink allocation.
9279 2010-01-04 Richard Guenther <rguenther@suse.de>
9281 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9282 a new entry only if needed.
9283 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9284 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9286 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9288 (phi_translate): Handle CONSTANTs early.
9290 2010-01-04 Martin Jambor <mjambor@suse.cz>
9292 PR tree-optimization/42398
9293 * tree-sra.c (struct access): Removed flag grp_different_types.
9294 (dump_access): Do not dump the removed flag.
9295 (sort_and_splice_var_accesses): Do not set the removed flag.
9296 (sra_modify_expr): Check for type compatibility directly.
9298 2010-01-04 Martin Jambor <mjambor@suse.cz>
9300 PR tree-optimization/42366
9301 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9302 edges with variable number of parameters.
9303 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9304 flag instead of asserting it.
9305 (ipa_read_node_info): Read uses_analysis_done flag.
9307 2010-01-04 Richard Guenther <rguenther@suse.de>
9309 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9310 iterative_hash_* as intended.
9311 (vn_reference_compute_hash): Likewise. Simplify hashing
9313 (vn_reference_lookup_2): Likewise.
9314 (vn_nary_op_compute_hash): Likewise.
9315 (vn_phi_compute_hash): Likewise.
9316 (expressions_equal_p): Remove strange code.
9317 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9318 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9319 (bitmap_insert_into_set_1): Take value-id as parameter.
9320 (add_to_value): Pass it.
9321 (bitmap_insert_into_set): Likewise.
9322 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9324 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9327 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9328 (do_self_spec): For switches with SWITCH_IGNORE set set also
9329 SWITCH_IGNORE_PERMANENTLY.
9330 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9333 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9335 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9336 tree of an unreferenced global var.
9338 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9341 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9342 GTU to GT for V4SI and V2DI.
9344 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9345 (umin<mode>3): Removed.
9347 (uminv4si3): Likewise.
9349 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9352 * collect2.c (main): Turn on trace in collect2 if -v is passed
9355 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9357 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9358 description of expression operand.
9360 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9362 * configure.ac: Add install-html to target_list for Make-hooks.
9363 * configure: Regenerate.
9364 * fortran/Make-lang.in (F95_HTMLFILES): New.
9365 (fortran.html): Use it.
9366 (fortran.install-html): New.
9367 * Makefile.in (install-html): Add lang.install-html.
9368 * java/Make-lang.in (JAVA_HTMLFILES): New.
9369 (java.html): Use it.
9370 (java.install-html): New.
9371 * objc/Make-lang.in (objc.install-html): New.
9372 * objcp/Make-lang.in (obj-c++.install-html): New.
9373 * cp/Make-lang.in (c++.install-html): New.
9374 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9375 * lto/Make-lang.in (lto.install-html): New.
9377 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9380 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9382 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9384 PR rtl-optimization/41862
9385 * store-motion.c (store_killed_in_insn, compute_store_table,
9386 remove_reachable_equiv_notes, replace_store_insn,
9387 build_store_vectors): Ignore all DEBUG_INSNs.
9389 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9392 * common.opt: Add dumpdir.
9394 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9396 (option_map): Add --dumpdir.
9398 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9400 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9402 * opts.c (decode_options): Try dump_dir_name first if
9403 dump_base_name isn't an absolute path.
9404 (common_handle_option): Handle OPT_dumpdir.
9406 * toplev.c (dump_dir_name): New.
9407 (print_switch_values): Also ignore -dumpdir.
9409 * toplev.h (dump_dir_name): New.
9411 2010-01-03 Richard Guenther <rguenther@suse.de>
9413 PR tree-optimization/42589
9414 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9415 double-word expansion of bswap32.
9417 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9419 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9420 with BLOCK_FOR_INSN.
9421 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9422 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9423 noce_process_if_block): Likewise.
9424 * gcse.c (compute_local_properties, insert_expr_in_table,
9425 insert_set_in_table, canon_list_insert, find_avail_set,
9426 pre_insert_copy_insn): Likewise.
9428 * basic-block.h (BLOCK_NUM): Move from here...
9429 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9431 2010-01-03 Richard Guenther <rguenther@suse.de>
9433 PR tree-optimization/42438
9434 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9435 contains_may_not_return_call flag.
9436 (BB_MAY_NOTRETURN): New.
9437 (valid_in_sets): Trapping nary operations are not valid
9438 in blocks that may not return.
9439 (insert_into_preds_of_block): Remove check for trapping expressions.
9440 (compute_avail): Compute also BB_MAY_NOTRETURN.
9442 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9444 * doc/invoke.texi: Add 2010 to copyright years.
9446 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9448 * config/sparc/sparc.c: Fix formatting nits.
9450 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9451 Alexander Monakov <amonakov@ispras.ru>
9453 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9455 2010-01-02 Richard Guenther <rguenther@suse.de>
9458 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9459 (simplify_switch_using_ranges): Mark to be removed edges
9462 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9464 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9466 * collect2.c (scan_libraries): Add missing argument in call to
9469 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9472 * config/alpha/predicates.md (aligned_memory_operand): Return false
9474 (unaligned_memory_operand): Return true for CQImode.
9475 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9476 doesn not cross aligned SImode word boundary.
9478 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9480 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9482 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9483 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9485 2010-01-02 Richard Guenther <rguenther@suse.de>
9488 * toplev.c (compile_file): Emit LTO marker properly. Change
9490 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9492 2010-01-01 Richard Guenther <rguenther@suse.de>
9495 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9497 2010-01-01 Richard Guenther <rguenther@suse.de>
9500 * c-decl.c (grokdeclarator): For zero-size arrays force
9501 structural equality checks as layout_type does.
9503 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9505 * builtins.c: Update copyright to 2010.
9507 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9510 * lto-streamer-out.c (produce_asm): Revert the last change.
9511 (copy_function): Likewise.
9513 * lto-streamer.c (lto_get_section_name): Skip any leading
9516 2010-01-01 Richard Guenther <rguenther@suse.de>
9519 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9523 Copyright (C) 2010 Free Software Foundation, Inc.
9525 Copying and distribution of this file, with or without modification,
9526 are permitted in any medium without royalty provided the copyright
9527 notice and this notice are preserved.