1 2010-05-15 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/44038
4 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
5 taking the address of a V_C_E of a constant.
7 2010-05-14 Jan Hubicka <jh@suse.cz>
9 * tree.h (memory_identifier_string): Remove.
10 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
11 (ipa_reference_global_vars_info_d): Remove statics_not_read and
13 (ipa_reference_optimization_summary_d): New structure.
14 (ipa_reference_optimization_summary_t): New type and vector.
15 (ipa_reference_vars_info_d): Embedd structures instead of using
17 (reference_vars_to_consider): Remove out of GGC space.
18 (module_statics_escape): Remove.
19 (global_info_obstack): Rename to ...
20 (optimization_summary_obstack): ... this one.
21 (initialization_status_t): Remove.
22 (memory_identifier_string): Remove.
23 (get_reference_vars_info): Fix indenting.
24 (set_reference_vars_info): Likewise.
25 (get_reference_optimization_summary): New.
26 (set_reference_optimization_summary): New.
27 (get_global_reference_vars_info): Remove.
28 (ipa_reference_get_read_global): Remove.
29 (ipa_reference_get_written_global): Remove.
30 (ipa_reference_get_not_read_global): Update.
31 (ipa_reference_get_not_written_global): Update.
32 (is_proper_for_analysis): Outlaw addressable.
33 (propagate_bits): Update for new datastructures.
34 (analyze_variable): Remove.
35 (init_function_info): Update for new datastructures.
36 (clean_function_local_data): Remove.
37 (clean_function): Remove.
38 (copy_global_bitmap): Use optimizations_summary_obstack.
39 (duplicate_node_data): Duplicate optimization summary only.
40 (remove_node_data): Remove optimization summary only.
41 (generate_summary): Do not analyze variables; do not compute
42 module_statics_escape; do not prune solutions by it.
43 (read_write_all_from_decl): Fix typos in comments.
44 (propagate): Doscover readonly and nonaddressable first;
45 update for new datastructures; share global bitmaps.
46 * ipa-reference.h (ipa_reference_get_read_global,
47 ipa_reference_get_written_global): Remove.
48 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
49 * Makefile.in: Remove ipa-refereference from GT files.
51 2010-05-14 Jakub Jelinek <jakub@redhat.com>
54 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
55 for all SYMBOL_REF_DECLs.
57 2010-05-14 Jan Hubicka <jh@suse.cz>
59 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
60 (varpool_all_refs_explicit_p): New inline function.
61 * ipa-reference.c: Update comment.
62 (module_statics_written): Remove.
63 (get_static_decl): Remove.
64 (ipa_init): Do not initialize module_statics_written.
65 (analyze_function): Likewise.
66 (generate_summary): Likewise; do not compute module_statics_readonly
67 and do not update variable flags.
68 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
69 * ipa.c: Inlucde flags.h
70 (cgraph_local_node_p): New.
71 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
72 promote functions to local.
73 (ipa_discover_readonly_nonaddressable_vars): New function.
74 (function_and_variable_visibility): Use cgraph_local_node_p.
75 * varpool.c (varpool_finalize_decl): Set force_output for
78 2010-05-14 Jan Hubicka <jh@suse.cz>
80 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
82 2010-05-14 Richard Guenther <rguenther@suse.de>
84 PR tree-optimization/44119
85 * tree-ssa-pre.c (eliminate): Properly mark replacement of
88 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
90 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
92 2010-05-14 Jason Merrill <jason@redhat.com>
95 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
96 (gimple_call_set_nothrow): New.
97 * gimple.c (gimple_build_call_from_tree): Call it.
98 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
101 * gimplify.c (gimplify_seq_add_stmt): No longer static.
102 * gimple.h: Declare it.
103 * gimple.c (gimple_build_eh_filter): No ops.
105 2010-05-14 Jan Hubicka <jh@suse.cz>
107 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
108 nodes already in queue.
109 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
112 2010-05-14 Jakub Jelinek <jakub@redhat.com>
115 * cfgexpand.c (expand_debug_expr): If non-memory op0
116 has BLKmode, return NULL.
118 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
120 * config.gcc: Add support for --with-cpu option for bdver1.
121 * config/i386/i386.h (TARGET_BDVER1): New macro.
122 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
123 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
124 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
125 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
126 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
127 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
128 (processor_type): Add PROCESSOR_BDVER1.
129 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
130 processor_type in config/i386/i386.h.
131 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
132 movaps <reg, reg> instead of movapd <reg, reg> when replacing
133 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
134 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
135 to emit packed xor instead of packed double/packed integer
136 xor for SSE and AVX when moving a zero value.
137 * config/i386/sse.md: Add check for
138 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
139 movapd/movdqa for SSE and AVX.
140 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
141 single logical operations i.e and, or and xor instead of packed double
142 logical operations for SSE and AVX.
143 * config/i386/i386-c.c:
144 (ix86_target_macros_internal): Add PROCESSOR_BDVER1.
145 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
146 (has_fma4, has_xop): New.
147 * config/i386/i386.c (bdver1_cost): New variable.
148 (m_BDVER1): New macro.
149 (m_AMD_MULTIPLE): Add m_BDVER1.
150 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
151 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
152 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
153 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
154 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
155 x86_tune_sse_partial_reg_dependency,
156 x86_tune_sse_unaligned_load_optimal,
157 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
158 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
159 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
160 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
161 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
162 Enable/disable for bdver1.
163 (processor_target_table): Add bdver1_cost.
164 (cpu_names): Add bdver1.
165 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
166 processor_alias_table.
167 (ix86_expand_vector_move_misalign): Change.
168 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
169 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
170 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
171 of movupd/movdqu for SSE and AVX.
172 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
173 (ix86_tune_adjust_cost): Add code for bdver1.
174 (standard_sse_constant_opcode): Add check for
175 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
176 of packed double xor for SSE and AVX.
178 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
180 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
183 2010-05-14 Tristan Gingold <gingold@adacore.com>
185 * toplev.c (default_debug_hooks): Remove this variable.
186 (process_options): Remove assignments to default_debug_hooks.
188 2010-05-14 Martin Jambor <mjambor@suse.cz>
190 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
191 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
192 * langhooks.h (struct lang_hooks_for_decls): Removed field
194 * tree.c (free_lang_data): Remove assignment to
195 lang_hooks.fold_obj_type_ref.
196 * tree.def (OBJ_TYPE_REF): Update comment.
198 2010-05-14 Richard Guenther <rguenther@suse.de>
200 PR tree-optimization/44124
201 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
203 2010-05-14 Alan Modra <amodra@gmail.com>
206 * config/rs6000/rs6000.c (struct machine_function): Reorder
207 fields for better packing. Add lr_save_state.
208 (rs6000_ra_ever_killed): Return lr_save_state if set.
209 (rs6000_emit_eh_reg_restore): Set lr_save_state.
211 2010-05-13 Jan Hubicka <jh@suse.cz>
213 * varpool.c (decide_is_variable_needed): Drop code checking
214 TREE_SYMBOL_REFERENCED.
216 2010-05-13 Jan Hubicka <jh@suse.cz>
218 * final.c (output_addr_const): Do not call mark_decl_referenced.
219 * cgraphunit.c (process_function_and_variable_attributes): Use
220 mark_needed_node dirrectly.
221 (assemble_thunk): Do not call mark_decl_referenced.
223 2010-05-13 Anatoly Sokolov <aesok@post.ru>
225 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
227 2010-05-13 Jeff Law <law@redhat.com>
229 * ira-conflicts.c (print_allocno_conflicts): New function broken out
231 (print_conflicts): Call print_allocno_conflicts.
233 2010-05-13 Jakub Jelinek <jakub@redhat.com>
236 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
239 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
241 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
242 t-mingw-w64 or t-mingw-w32 for multilib configuration.
243 * config/i386/t-mingw-w32: New.
244 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
246 2010-05-13 Martin Jambor <mjambor@suse.cz>
248 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
250 * gimple-fold.c (get_base_binfo_for_type): New function.
251 (gimple_get_relevant_ref_binfo): Likewise.
252 (gimple_fold_obj_type_ref_known_binfo): Likewise.
253 (gimple_fold_obj_type_ref): Likewise.
254 (fold_gimple_call): Simplify condition for folding virtual calls
255 and call gimple_fold_obj_type_ref.
256 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
257 (gimple_fold_obj_type_ref_known_binfo): Likewise.
259 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
261 * config/rs6000/rs6000-protos.h
262 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
263 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
264 (rs6000_debug_mode_dependent_address)
265 (rs6000_mode_dependent_address_ptr): Likewise.
267 2010-05-13 Jakub Jelinek <jakub@redhat.com>
270 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
272 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
273 * tree-sra.c (create_access_replacement): Call unshare_expr before
274 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
276 * dwarf2out.c: Include tree-flow.h.
277 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
278 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
279 Handle DW_OP_bit_piece.
280 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
281 construct_piece_list, adjust_piece_list): New functions.
282 (add_var_loc_to_decl): Handle SRA optimized variables.
283 Adjust for var_loc_note to loc field renaming.
284 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
285 in VAR_LOCATION note.
286 (new_loc_descr_op_bit_piece): New function.
287 (dw_sra_loc_expr): New function.
288 (dw_loc_list): Use it. Don't handle the last range after the
289 loop, handle it inside of the loop. Adjust for var_loc_note
290 to loc field renaming.
291 (add_location_or_const_value_attribute): Only special case
292 single entry loc lists if loc is NOTE_P. Adjust for
293 var_loc_note to loc field renaming.
294 (dwarf2out_var_location): Don't set newloc->var_loc_note
295 and newloc->next here.
297 2010-05-12 Jan Hubicka <jh@suse.cz>
299 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
301 * cgraph.h (cgraph_only_called_directly_p,
302 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
303 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
304 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
306 * ipa.c (cgraph_remove_unreachable_nodes): Use
307 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
309 * tree-inline.c (copy_bb): Check address_taken flag.
310 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
311 externally_visible flag.
313 2010-05-12 Jason Merrill <jason@redhat.com>
317 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
318 * sdbout.c (plain_type_1): Likewise.
319 * dwarf2out.c (is_base_type): Likewise.
320 (gen_type_die_with_usage): Likewise. Generate
321 DW_TAG_unspecified_type for any LANG_TYPE.
323 2010-05-12 Jan Hubicka <jh@suse.cz>
325 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
327 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
328 (cgraph_clone_edge): Update.
329 (cgraph_node_remove_callees): Remove indirect calls too.
330 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
331 (cgraph_create_indirect_edge): Update prototype.
332 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
333 is_proper_for_analysis.
334 (add_new_function, visited_nodes, function_insertion_hook_holder,
335 get_local_reference_vars_info, mark_address_taken, mark_address,
336 mark_load, mark_store, check_asm_memory_clobber, check_call,
337 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
338 (ipa_init): Do not initialize visited_nodes;
339 function_insertion_hook_holder.
340 (analyze_variable): Rewrite.
341 (analyze_function): Rewrite.
342 (copy_local_bitmap): Remove.
343 (duplicate_node_dat): Do not duplicate local info.
344 (generate_summary): Simplify to only walk cgraph.
345 (write_node_summary_p, ipa_reference_write_summary,
346 ipa_reference_read_summary): Remove.
347 (propagate): Do not remove function insertion;
349 (pass_ipa_reference): NULLify summary handling fields.
350 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
351 (input_edge): Input ecf_flags.
352 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
353 (update_indirect_edges_after_inlining): Ignore edges with unknown
356 2010-05-12 Sriraman Tallam <tmsriram@google.com>
358 * implicit-zee.c: New file.
359 * tree-pass.h (pass_implicit_zee): Declare.
360 * passes.c (init_optimization_passes): Add zee pass.
361 * common.opt (fzee): New flag.
362 * timevar.def (TV_ZEE): Define.
363 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
365 * Makefile.in (implicit-zee.o): Add new build file.
367 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
368 Nathan Froyd <froydnj@codesourcery.com>
370 * c-common.c (sync_resolve_params): Remove write-only variable.
372 2010-05-12 Anatoly Sokolov <aesok@post.ru>
374 * target.h (struct gcc_target): Add mode_dependent_address_p field.
375 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
376 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
377 * targhooks.c (default_mode_dependent_address_p): New function.
378 * targhooks.h (default_mode_dependent_address_p): Declare function.
379 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
380 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
381 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
382 target hook. Change return type to bool.
383 * recog.h: (mode_dependent_address_p): Change return type to bool.
385 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
386 Nathan Froyd <froydnj@codesourcery.com>
388 * tree-mudflap.c (build_function_type_0, build_function_type_1,
389 build_function_type_2, build_function_type_3): Remove.
390 (mudflap_init): Use build_function_type_list.
392 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
393 Nathan Froyd <froydnj@codesourcery.com>
395 * coverage.c (build_fn_info_value): Call build_constructor instead of
396 build_constructor_from_list.
397 (build_ctr_info_value): Likewise.
398 (build_gcov_info): Likewise.
400 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
402 * tree.c (build_constructor): Compute TREE_CONSTANT for the
403 resultant constructor.
404 (build_constructor_single): Don't set TREE_CONSTANT.
405 (build_constructor_from_list): Don't compute TREE_CONSTANT.
407 2010-05-12 Jan Hubicka <jh@suse.cz>
409 * cgraph.h (struct varpool_node): Add aux.
410 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
411 * varpool.c (varpool_remove_node): Do not remove initializer.
412 (varpool_reset_queue): Export.
413 (varpool_finalize_decl): Volatile vars are forced to be output.
414 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
416 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
417 process_references, varpool_can_remove_if_no_refs): New functions.
418 (cgraph_remove_unreachable_nodes): Handle variables too.
420 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
423 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
425 2010-05-12 Jakub Jelinek <jakub@redhat.com>
428 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
429 change value of ORT_TASK.
430 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
431 (omp_notice_threadprivate_variable): New function.
432 (omp_notice_variable): Call it for threadprivate variables.
433 If enclosing ctx is a task, print enclosing task rather than
434 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
435 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
436 if task has untied clause.
439 * dwarf2out.c (base_type_die): Don't add name attribute here.
440 (modified_type_die): Instead of sizetype use
441 its underlying original type. If a DW_TAG_base_type doesn't
442 have name added, add __unknown__.
443 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
444 always call force_type_die instead.
446 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
448 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
449 for __stack_chk_guard.
451 2010-05-11 Jakub Jelinek <jakub@redhat.com>
453 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
454 don't call start_source_file debug hook here...
455 (finish_options): ... but here, after outputting predefined and
456 command line defines and undefs.
459 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
461 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
462 optimizing away empty bb with no successors, move over its
463 footer chain to fallthru predecessor.
464 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
465 (rtl_split_edge): For asm goto call patch_jump_insn even if
466 splitting fallthru edge.
469 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
470 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
471 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
472 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
476 * c-parser.c (c_parser_expression): Mark LHS of a comma
477 expression as read if it is a decl, handled component or
478 COMPOUND_EXPR with that on the RHS.
479 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
480 if it is a decl or handled component.
482 2010-05-11 Jan Hubicka <jh@suse.cz>
484 * lto-symtab.c (lto_symtab_free): New function.
485 * lto-streamer.h (lto_symtab_free): Declare.
487 2010-05-11 Jan Hubicka <jh@suse.cz>
489 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
490 that if function is needed it is reachable.
491 (lto_output_node): See if it the function is reachable or referenced.
492 (output_cgraph): Update call of lto_output_node.
493 * lto-streamer.h (reachable_from_other_partition_p): Declare.
495 2010-05-11 Jan Hubicka <jh@suse.cz>
497 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
500 2010-05-11 Jan Hubicka <jh@suse.cz>
502 PR tree-optimize/44063
503 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
505 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
507 (estimate_function_body_sizes): Compute sizes even when disregarding.
509 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
511 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
513 2010-05-11 Jan Hubicka <jh@suse.cz>
515 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
518 2010-05-11 Jan Hubicka <jh@suse.cz>
520 * matrix-reorg.c (matrix_reorg): Rebuild edges.
522 2010-05-11 Jan Hubicka <jh@suse.cz>
524 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
525 lto_streamer_cache_delete): Put nodes into heap.
526 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
529 2010-05-11 Jan Hubicka <jh@suse.cz>
531 * cgraphbuild.c (cgraph_rebuild_references): New.
532 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
534 * cgraph.h (cgraph_rebuild_references): Declare.
535 * tree-inline.c (tree_function_versioning): Use it.
536 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
538 2010-05-11 Jan Hubicka <jh@suse.cz>
540 * cgraph.c: Include ipa-utils.h
541 (cgraph_create_virtual_clone): Update references.
542 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
544 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
546 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
547 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
550 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
552 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
554 2010-05-11 Jakub Jelinek <jakub@redhat.com>
556 * gcc.c (execute): For -### don't quote arguments that
557 contain just alphanumerics and _/-. characters.
558 * doc/invoke.texi: Document that change for -###.
561 * df-problems.c (struct dead_debug): Add to_rescan field.
562 (dead_debug_init): Clear to_rescan field.
563 (dead_debug_finish): Rescan all debug insns in to_rescan
564 bitmap and free the bitmap.
565 (dead_debug_insert_before): Instead of rescanning debug insns
566 immediately queue their rescanning until dead_debug_finish.
567 (df_note_bb_compute): After dead_debug_add do continue instead
570 2010-05-10 Jakub Jelinek <jakub@redhat.com>
573 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
574 clear also INSN_REG_USE_LIST.
576 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
578 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
580 2010-05-10 Jan Hubicka <jh@suse.cz>
582 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
585 2010-05-10 Jan Hubicka <jh@suse.cz>
587 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
589 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
590 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
591 (lto_streamer_cache_create): Init alloc pool.
592 (lto_streamer_cache_delete): Free alloc pool.
593 * lto-streamer.h: Include alloc pool.
594 (lto_streamer_cache_d): Use alloc pool.
595 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
597 2010-05-10 Jan Hubicka <jh@suse.cz>
599 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
600 * cgraphbuild.c: Include except.h
601 (record_type_list, record_eh_tables): New function.
602 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
604 2010-05-10 Jan Hubicka <jh@suse.cz>
606 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
607 __frame_dummy_init_array_entry, force_to_data): Attribute as used
610 2010-05-10 Michael Matz <matz@suse.de>
612 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
613 (can_reassociate_p): Use FLOAT_TYPE_P.
614 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
615 (vect_force_simple_reduction): ... this.
616 * tree-parloops.c (gather_scalar_reductions): Use
617 vect_force_simple_reduction.
618 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
619 vect_is_simple_reduction, add modify argument, if true rewrite
621 (vect_is_simple_reduction, vect_force_simple_reduction): New
623 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
625 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
626 Vladimir Makarov <vmakarov@redhat.com>
628 PR rtl-optimization/44012
629 * ira-build.c (remove_unnecessary_allocnos): Nullify
630 regno_allocno_map of the removed allocno.
632 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
634 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
636 * configure: Regenerate.
638 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
640 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
642 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
643 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
645 * configure: Regenerate.
647 2010-05-10 Richard Guenther <rguenther@suse.de>
649 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
650 marked if the entry identifier is marked.
652 2010-05-10 Richard Guenther <rguenther@suse.de>
654 * c-common.c (struct c_common_attributes): Add fnspec attribute.
655 (handle_fnspec_attribute): New function.
656 * gimple.h (gimple_call_return_flags): Declare.
657 (gimple_call_arg_flags): Likewise.
658 * gimple.c (gimple_call_arg_flags): New function.
659 (gimple_call_return_flags): Likewise.
660 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
662 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
664 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
665 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
667 (make_heapvar_for): ... this new function.
668 (handle_rhs_call): Handle fnspec attribute argument specifiers.
669 (handle_lhs_call): Likewise.
670 (find_func_aliases): Adjust.
672 2010-05-10 Richard Guenther <rguenther@suse.de>
674 PR tree-optimization/44050
675 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
677 2010-05-10 Wei Guozhi <carrot@google.com>
680 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
682 2010-05-09 Joseph Myers <joseph@codesourcery.com>
685 * c-typeck.c (lookup_field): Take a type directly. Update
687 (build_component_ref): Update call to lookup_field.
688 (set_init_label): Use lookup_field to find initialized field.
689 Handle returned list of fields like a sequence of designators.
691 2010-05-09 Richard Guenther <rguenther@suse.de>
694 * fold-const.c (tree_single_nonzero_warnv_p): Properly
695 handle &FUNCTION_DECL.
697 2010-05-09 Joseph Myers <joseph@codesourcery.com>
700 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
701 structures and unions recursively.
702 (detect_field_duplicates): Move duplicate detection with a hash to
703 detect_field_duplicates_hash. Always use a hash if anonymous
704 structures or unions are present.
705 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
708 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
711 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
712 detect Atom, Core 2 and Core i7.
714 2010-05-09 Richard Guenther <rguenther@suse.de>
716 * gcc.c (store_arg): Handle temporary file deletion for
719 2010-05-09 Richard Guenther <rguenther@suse.de>
722 * ipa-inline.c (estimate_function_body_sizes): Return after
723 disregarding inline limits.
725 2010-05-09 Richard Guenther <rguenther@suse.de>
727 * gcc.c (store_arg): Revert last change.
729 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
732 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
733 (optimize_ops_list): Call it.
735 2010-05-08 Richard Guenther <rguenther@suse.de>
737 PR tree-optimization/44030
738 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
739 NECESSARY flag if we propagate from a inserted expression.
741 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
743 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
744 domain types as equal if they are both PLACEHOLDER_EXPRs.
746 2010-05-08 Richard Guenther <rguenther@suse.de>
748 * lto-wrapper.c (run_gcc): Remove linker output from
749 command line for LTRANS invocation.
751 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
753 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
754 lto-macho as lto_binary_reader.
755 * target.h (struct gcc_target): New hooks lto_start and lto_end.
756 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
757 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
758 in lto_start and lto_end calls.
759 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
761 (scan_prog_file): Update is_elf_or_coff call.
762 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
764 * collect2.c (main): Fix enum comparison.
766 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
768 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
769 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
770 and TARGET_ASM_LTO_END.
771 * darwin.c: Include obstack.h and lto-streamer.h.
772 (lto_section_names_offset, lto_section_names_obstack,
773 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
775 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
776 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
778 (darwin_asm_lto_end): New function. Restore asm_out_file.
779 (darwin_asm_named_section): For LTO sections, replace the name with
780 the offset of the section name in a string table, and build this
782 (darwin_file_start): Initialize global vars for LTO support.
783 (darwin_file_end): If output to asm_out_file was redirected, append it
784 to the proper asm_out_file here. Add the section names section.
786 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
788 * c-pragma.c (pending_weak_d, pending_weak): New.
789 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
790 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
791 handle_pragma_weak): Update the uses of pending_weaks.
793 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
795 PR documentation/44016
796 * doc/standards.texi (Standards): Link to unversioned
797 cxx0x_status.html page.
799 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
802 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
803 in addition to TREE_USED, to avoid "set but unused" warnings.
805 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
807 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
808 (is_loop_prefetching_profitable): Do not insert prefetches
809 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
810 times the prefetch ahead distance.
812 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
814 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
815 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
816 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
819 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
821 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
822 a diagnostic info when the insn-to-mem ratio is too small.
824 2010-05-07 Richard Guenther <rguenther@suse.de>
826 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
828 (store_arg): Queue temp_filename for deletion instead of
831 2010-05-07 Richard Guenther <rguenther@suse.de>
833 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
834 (run_gcc): Handle LTRANS phase invocation.
835 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
837 2010-05-07 Jakub Jelinek <jakub@redhat.com>
839 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
840 this is also meaningful on PARM_DECLs and RESULT_DECLs.
842 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
844 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
846 2010-05-07 Richard Guenther <rguenther@suse.de>
848 PR tree-optimization/44020
849 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
850 code when PRE is not yet initialized.
852 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
854 * config/mips/dbxmdebug.h: Remove.
855 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
857 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
859 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
860 with null pointer and also warn about ordered comparison of zero with
863 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
865 * graphite-blocking.c
866 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
867 * graphite-clast-to-gimple.c
868 (clast_to_gcc_expression): Same.
869 (precision_for_value): Same.
870 (precision_for_interval): Same.
871 (gcc_type_for_interval): Same.
872 (graphite_create_new_guard): Same.
873 (compute_bounds_for_level): Same.
874 (graphite_create_new_loop_guard): Same.
875 * graphite-interchange.c
876 (build_linearized_memory_access): Same.
877 (pdr_stride_in_loop): Same.
878 (memory_strides_in_loop_1): Same.
879 (memory_strides_in_loop): Same.
880 (extend_scattering): Same.
881 (psct_scattering_dim_for_loop_depth): Same.
882 (pbb_number_of_iterations): Same.
884 (debug_iteration_domains): Same.
886 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
887 (ppl_set_inhomogeneous_gmp): Same.
888 (ppl_strip_loop): Same.
889 (ppl_lexico_compare_linear_expressions): Same.
890 (ppl_read_polyhedron_matrix): Same.
891 (ppl_max_for_le_pointset): Same.
893 (ppl_read_polyhedron_matrix): Same.
894 (tree_int_to_gmp): Same.
895 (gmp_cst_to_tree): Same.
896 (ppl_set_inhomogeneous): Same.
897 (ppl_set_inhomogeneous_tree): Same.
898 (ppl_set_coef): Same.
899 (ppl_set_coef_tree): Same.
900 * graphite-sese-to-poly.c
901 (build_pbb_scattering_polyhedrons): Same.
902 (build_scop_scattering): Same.
903 (scan_tree_for_params_right_scev): Same.
904 (scan_tree_for_params): Same.
905 (find_params_in_bb): Same.
906 (find_scop_parameters): Same.
907 (add_upper_bounds_from_estimated_nit): Same.
908 (build_loop_iteration_domains): Same.
909 (add_condition_to_domain): Same.
910 (pdr_add_memory_accesses): Same.
912 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
914 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
915 CLooG's value_* macros to their respective mpz_* counterparts.
916 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
917 (graphite_create_new_loop_guard): Same.
918 * graphite-interchange.c (build_linearized_memory_access): Same.
919 (pdr_stride_in_loop): Same.
920 (memory_strides_in_loop_1): Same.
921 (1st_interchange_profitable_p): Same.
922 * graphite-poly.c (extend_scattering): Same.
923 (psct_scattering_dim_for_loop_depth): Same.
924 (pbb_number_of_iterations): Same.
925 (pbb_number_of_iterations_at_time): Same.
926 * graphite-poly.h (new_1st_loop): Same.
927 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
928 (oppose_constraint): Same.
929 (insert_constraint_into_matrix): Same.
930 (ppl_set_inhomogeneous_gmp): Same.
931 (ppl_set_coef_gmp): Same.
932 (ppl_strip_loop): Same.
933 (ppl_lexico_compare_linear_expressions): Same.
934 (ppl_max_for_le_pointset): Same.
935 (ppl_min_for_le_pointset): Same.
936 (ppl_build_realtion): Same.
937 * graphite-ppl.h (gmp_cst_to_tree): Same.
938 (ppl_set_inhomogeneous): Same.
939 (ppl_set_inhomogeneous_tree): Same.
940 (ppl_set_coef): Same.
941 (ppl_set_coef_tree): Same.
942 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
943 (build_scop_scattering): Same.
944 (add_value_to_dim): Same.
945 (scan_tree_for_params_right_scev): Same.
946 (scan_tree_for_params_int): Same.
947 (scan_tree_for_params): Same.
948 (find_params_in_bb): Same.
949 (find_scop_parameters): Same.
950 (add_upper_bounds_from_estimated_nit): Same.
951 (build_loop_iteration_domains): Same.
952 (create_linear_expr_from_tree): Same.
953 (add_condition_to_domain): Same.
954 (pdr_add_memory_accesses): Same.
956 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
957 Jason Merrill <jason@redhat.com>
959 * c-common.c (c_common_reswords): Add nullptr.
960 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
961 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
962 (gen_type_die_with_usage): Likewise.
963 * dbxout.c (dbxout_type): Likewise.
964 * sdbout.c (plain_type_1): Likewise.
966 2010-05-06 Jason Merrill <jason@redhat.com>
968 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
969 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
971 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
973 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
974 stripping WITH_SIZE_EXPR.
975 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
978 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
980 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
981 list of obsolete configurations.
982 Disabled check for obsolete configurations.
983 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
984 Removed support for previous versions.
985 * config/mips/iris.h: Removed.
986 * config/mips/iris5.h: Removed.
987 * config/mips/iris6.h: Merged old iris.h contents.
988 (TARGET_IRIX): Removed.
989 (DRIVER_SELF_SPECS): Removed mabi=32.
990 (IDENT_ASM_OP): Removed undef.
991 (STARTFILE_SPEC): Removed mabi=32.
992 (ENDFILE_SPEC): Likewise.
993 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
994 (MACHINE_TYPE): Update for IRIX 6.5.
995 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
996 TARGET_IRIX by TARGET_IRIX6.
997 (mips_file_start): Likewise.
998 (mips_output_external): Remove IRIX 5/6 O32 support.
999 (mips_output_function_prologue): Likewise.
1000 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1002 (TARGET_CPU_CPP_BUILTINS): Likewise.
1003 (TARGET_IRIX): Removed.
1004 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1005 (MULTILIB_DIRNAMES): Removed 32.
1006 (MULTILIB_OSDIRNAMES): Removed ../lib.
1007 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1008 (Specific, mips-sgi-irix5): Document removal.
1009 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1010 Remove references to older IRIX 6 releases and the O32 ABI.
1012 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1015 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1016 instead of DF_REF_REAL_REG.
1018 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1021 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1022 handling to still return true for x64 targets.
1024 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1026 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1028 2010-05-06 Jan Hubicka <jh@suse.cz>
1030 PR tree-optimization/43791
1031 * ipa-inline.c (update_caller_keys): Remove bogus
1032 disregard_inline_limits check.
1034 2010-05-06 Michael Matz <matz@suse.de>
1036 PR tree-optimization/43984
1037 * tree-ssa-pre.c (inserted_phi_names): Remove.
1038 (inserted_exprs): Change to bitmap.
1039 (create_expression_by_pieces): Set bits, don't append to vector.
1040 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1041 (eliminate): Don't look at inserted_phi_names, remove deleted
1042 insns from inserted_exprs.
1043 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1044 (init_pre, fini_pre): Allocate and free bitmaps.
1045 (execute_pre): Insert insns on edges before elimination.
1047 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1049 * tree.c (initializer_zerop): Handle STRING_CST.
1051 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1054 * doc/invoke.texi (Wimplicit): Document as C only.
1055 * opts.c (common_handle_option): Add argument kind.
1056 (handle_option): Rename as read_cmdline_option. Factor out code to...
1057 (handle_option): ... here. New.
1058 (handle_options): Rename as read_cmdline_options.
1059 (decode_options): Update call.
1060 (set_option): Use option index instead of option pointer. Classify
1061 diagnostics correctly.
1062 (enable_warning_as_error): Call handle_option.
1063 * opts.h (set_option): Update declaration.
1064 (handle_option): Declare.
1065 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1066 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1067 * c-opts.c (set_Wimplicit): Delete.
1068 (c_family_lang_mask): New static constant.
1069 (c_common_handle_option): Add argument kind. Use handle_option
1070 instead of set_Wimplicit.
1071 (c_common_post_options): warn_implicit and warn_implicit_int
1072 are disabled by default.
1073 * c-common.c (warn_implicit): Do not define here.
1074 * c-common.h (warn_implicit): Do not declare here.
1075 (c_common_handle_option): Update declaration.
1076 * lto-opts.c (lto_reissue_options): Update call to set_option.
1078 2010-05-06 Richard Guenther <rguenther@suse.de>
1080 PR tree-optimization/43571
1081 * domwalk.c (walk_dominator_tree): Walk the dominator
1082 sons in more optimal order.
1084 2010-05-06 Richard Guenther <rguenther@suse.de>
1086 PR tree-optimization/43934
1087 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1088 (stmt_cost): Likewise.
1089 (extract_true_false_args_from_phi): New helper.
1090 (determine_max_movement): For PHI nodes verify we can hoist them
1091 and compute their cost.
1092 (determine_invariantness_stmt): Handle PHI nodes.
1093 (move_computations_stmt): Likewise. Hoist PHI nodes in
1094 if-converted form using COND_EXPRs.
1095 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1096 (tree_ssa_lim): Likewise.
1097 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1098 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1100 2010-05-06 Richard Guenther <rguenther@suse.de>
1102 PR tree-optimization/43987
1103 * tree-ssa-structalias.c (could_have_pointers): For possibly
1104 address-taken variables force pointers to be recorded.
1105 (create_variable_info_for_1): Likewise.
1106 (push_fields_onto_fieldstack): Pass in wheter all fields
1108 (find_func_aliases): Query types instead of vars whether
1109 they contain pointers where appropriate.
1111 2010-05-06 Jan Hubicka <jh@suse.cz>
1113 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1114 (record_reference, mark_address, mark_load, mark_store): Record
1116 (record_references_in_initializer): Update call of record_references.
1117 (rebuild_cgraph_edges): Remove all references before rebuiding.
1118 * cgraph.c (cgraph_create_node): Clear ref list.
1119 (cgraph_remove_node): Remove references.
1120 (dump_cgraph_node): Dump references.
1121 (cgraph_clone_node): Clone references.
1122 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1123 (struct cgraph_node, varpool_node): Add ref_lst.
1124 * ipa-ref.c: New file.
1125 * ipa-ref.h: New file.
1126 * ipa-ref-inline.h: New file.
1127 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1128 (referenced_from_other_partition_p): New function.
1129 (lto_output_varpool_node): Take set arugment; call
1130 referenced_from_other_partition.
1131 (lto_output_ref): New.
1132 (add_references): New.
1134 (output_cgraph): Compute boundary based on references; output refs.
1135 (output_varpool): Accept cgraph_node_set argument.
1138 (input_cgraph): Call input_refs.
1139 * lto-section-in.c (lto_section_name): Add refs.
1140 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1141 (ipa-ref.o): New file.
1142 * varpool.c (varpool_node): Clear ipa ref list.
1143 (varpool_remove_node): Remove references.
1144 (dump_varpool_node): Dump references.
1145 (varpool_assemble_decl): Only compile finalized ones.
1146 (varpool_extra_name_alias): Initialize ref list.
1147 * lto-streamer.c (lto-get_section_name): Add .refs section.
1148 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1149 (referenced_from_other_partition_p): Declared.
1151 2010-05-06 Ira Rosen <irar@il.ibm.com>
1153 PR tree-optimization/43901
1154 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1155 type is not NULL if it's transformation phase, and return
1156 FALSE if it's analysis.
1157 (vectorizable_conversion, vectorizable_operation,
1158 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1160 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1162 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1164 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1166 * config/mips/mips-protos.h
1167 (mips_small_register_classes_for_mode_p): Delete prototype.
1169 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1171 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1172 * config/arm/arm.c (multiple_operation_profitable_p,
1173 compute_offset_order): New static functions.
1174 (load_multiple_sequence, store_multiple_sequence): Use them.
1175 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1176 memory offsets, not register numbers.
1177 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1179 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1181 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1182 (get_pending_sizes, put_pending_size, put_pending_sizes):
1183 Update the uses of pending_sizes.
1184 * c-decl.c (store_parm_decls): Likewise.
1185 * c-tree.h (struct c_arg_info): Likewise.
1186 * tree.h: Update the prototype for get_pending_sizes and
1189 2010-05-05 Jason Merrill <jason@redhat.com>
1192 * c-common.c (handle_aligned_attribute): Respect
1193 ATTR_FLAG_TYPE_IN_PLACE.
1196 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1197 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1198 (TARGET_INITIALIZER): Use it.
1199 * c-common.c (attribute_takes_identifier_p): Call it.
1200 * c-common.h: Update prototype.
1201 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1202 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1204 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1207 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1208 DW_ID_down_case for Fortran compilation units.
1210 2010-05-05 Jan Hubicka <jh@suse.cz>
1212 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1215 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1217 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1218 a variable-sized RESULT_DECL.
1220 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1222 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1224 2010-05-05 Jason Merrill <jason@redhat.com>
1227 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1229 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1231 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1232 Jakub Jelinek <jakub@redhat.com>
1235 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1236 (dead_debug_init, dead_debug_finish): New functions.
1237 (dead_debug_add, dead_debug_insert_before): Likewise.
1238 (df_note_bb_compute): Initialize a dead_debug object, add dead
1239 debug uses to it, insert debug bind insns before death insns,
1240 reset debug insns that refer to pending uses at the end.
1241 * rtl.h (make_debug_expr_from_rtl): New prototype.
1242 * varasm.c (make_debug_expr_from_rtl): New function.
1244 2010-05-05 Jan Hubicka <jh@suse.cz>
1246 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1247 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1248 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1249 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1250 lto_varpool_encoder_encode_initializer_p,
1251 lto_set_varpool_encoder_encode_initializer): New functions.
1252 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1253 call output_varpool.
1254 (input_varpool_node): Do not always set analyzed.
1255 (input_cgraph_1): Return vector of cgraph nodes.
1256 (input_varpool_1): Return vector of varpools.
1257 (input_cgraph): Free the vectors.
1258 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1259 output only initializers needed.
1260 (lto_output): Only call output_cgraph.
1261 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1262 * lto-section-out.c (lto_new_out_decl_state): Initialize
1263 state->varpool_node_encoder.
1264 * lto-streamer.h (lto_varpool_encoder_d): New.
1265 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1266 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1267 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1268 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1269 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1271 (output_varpool, input_varpool): Remove declarations.
1273 2010-05-05 Jan Hubicka <jh@suse.cz>
1275 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1276 with body can prevail.
1278 2010-05-05 Jan Hubicka <jh@suse.cz>
1280 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1283 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1285 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1287 * gengtype.h (erro_at_line): Constify pos argument.
1289 * gengtype.c: Include hashtab.h.
1290 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1291 (error_at_line): Constify pos argument.
1292 (do_typedef): Initialize p->opt field.
1293 (get_file_gtfilename): Fix comment typo.
1294 (struct walk_type_data): Constify line field.
1295 (get_output_file_for_structure): New function.
1296 (write_local_func_for_structure): Constify orig_s argument.
1297 Use get_output_file_for_structure.
1298 (write_func_for_structure): Use get_output_file_for_structure.
1299 (INDENT): New define.
1300 (dump_pair, dump_type, dump_type_list, dump_typekind)
1301 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1302 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1304 (seen_types): New variable.
1305 (main): New variable do_dump. Process "-d" command line option.
1306 Call dump_everything if dump requested.
1308 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1310 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1311 in a temporary instead of invoking the macro multiple times.
1312 (track_expr_p): Likewise.
1314 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1316 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1318 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1319 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1320 conditions for printing notes.
1321 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1322 true, update documentation.
1323 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1325 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1328 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1331 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1334 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1335 (*sse_prologue_save_insn1): Likewise.
1336 (SSE prologue save splitter): Likewise.
1338 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1340 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1341 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1342 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1343 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1344 all decls. Call it on DECL_FIELD_OFFSET of fields.
1345 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1346 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1348 2010-05-04 Martin Jambor <mjambor@suse.cz>
1350 * tree-sra.c (build_access_from_expr_1): The first parameter type
1351 changed to simple tree.
1352 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1353 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1355 (build_accesses_from_assign): Removed all parameters except for a
1356 simple gimple statement. Now returns a simple bool.
1357 (scan_function): All non-analysis parts moved to separate functions
1358 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1359 parameters and updated both callers.
1360 (sra_modify_expr): Removed parameter data.
1361 (sra_modify_function_body): New function.
1362 (perform_intra_sra): Call sra_modify_function_body to modify the
1364 (replace_removed_params_ssa_names): Parameter data changed into
1366 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1367 changed the parameter dont_convert to convert with the opposite
1369 (sra_ipa_modify_assign): Parameter data changed into adjustments
1370 vector, return value changed to bool.
1371 (ipa_sra_modify_function_body): New function.
1372 (sra_ipa_reset_debug_stmts): Updated a comment.
1373 (modify_function): Use ipa_sra_modify_function_body to modify function
1376 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1379 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1380 (canon_true_dependence): Likewise.
1381 (write_dependence_p): Likewise.
1383 2010-05-04 Jan Hubicka <jh@suse.cz>
1385 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1386 * cgraphbuild.c: Include ipa-utils.h
1387 (record_reference_ctx): New struct.
1388 (record_reference): Simplify to work on initializers; not statements.
1389 (mark_address, mark_load, mark_store): New.
1390 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1392 (record_references_in_initializer): Update use of record_reference.
1393 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1396 2010-05-04 Jan Hubicka <jh@suse.cz>
1398 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1399 node will be removed anyway.
1400 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1401 relink aliases of node into prevailing node.
1402 * varpool.c (varpool_remove_node): Remove aliases properly;
1403 when removing node, remove all its aliases too; remove DECL_INITIAL
1404 of removed node; ggc_free the varpool node.
1406 2010-05-04 Richard Guenther <rguenther@suse.de>
1408 PR tree-optimization/43879
1409 * tree-ssa-structalias.c (alias_get_name): Use
1410 DECL_ASSEMBLER_NAME if available.
1411 (create_function_info_for): Return the varinfo node.
1412 (ipa_pta_execute): Associate same-body aliases and extra names
1413 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1415 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1417 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1419 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1422 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1423 only if HONOR_REG_ALLOC_ORDER is not defined.
1425 2010-05-04 Richard Guenther <rguenther@suse.de>
1427 PR tree-optimization/43949
1428 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1431 2010-04-26 Jason Merrill <jason@redhat.com>
1433 * c.opt (-fstrict-enums): New.
1434 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1436 2010-05-03 David Ung <davidu@mips.com>
1437 James E. Wilson <wilson@codesourcery.com>
1439 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1440 emit the trap instruction before the divide for TUNE_74K.
1442 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1444 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1445 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1446 based on the above, for new target hook.
1448 * hooks.c (hook_bool_mode_true): New generic hook.
1449 * hooks.h (hook_bool_mode_true): Add prototype.
1451 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1453 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1454 target hook, set to hook_bool_mode_false.
1455 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1456 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1457 with targetm.small_register_classes_for_mode_p.
1458 (find_reusable_reload): Likewise.
1459 (combine_reloads): Likewise.
1460 * reload1.c (reload_as_needed): Likewise.
1461 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1462 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1463 dead_or_predicable): Likewise.
1464 * regmove.c (optimize_reg_copy_1): Likewise.
1465 * calls.c (prepare_call_address): Likewise.
1466 (precompute_register_parameters): Likewise.
1468 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1470 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1471 implementation of the hook that considers all register classes
1472 small except for SH64.
1473 (sh_override_options): Use the new hook.
1474 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1477 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1479 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1480 implementation of the hook that considers all register classes
1482 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1485 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1487 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1488 implementation of the hook that considers all register classes
1490 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1493 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1495 * config/m32c/m32c.h: Likewise.
1496 * config/pdp11/pdp11.h: Likewise.
1497 * config/avr/avr.h: Likewise.
1498 * config/xtensa/xtensa.h: Likewise.
1499 * config/m68hc11/m68hc11.h: Likewise.
1500 * config/mn10300/mn10300.h: Likewise.
1501 * config/mcore/mcore.h: Likewise.
1502 * config/h8300/h8300.h: Likewise.
1503 * config/bfin/bfin.h: Likewise.
1505 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1506 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1508 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1510 * double-int.h (tree_to_double_int): Remove macro.
1511 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1512 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1513 (tree_to_double_int): New function.
1514 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1516 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1518 2010-05-03 Richard Guenther <rguenther@suse.de>
1520 PR tree-optimization/43971
1521 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1522 constraints in the !flag_delete_null_pointer_checks case.
1524 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1527 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1528 result mode matches original rtl mode.
1530 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1533 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1535 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1537 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1538 when processing flag options.
1540 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1542 * gcov-iov.c (main): Change format string placeholder
1543 from %#08x to 0x%08x.
1544 * genchecksum.c (dosum): Change format string placeholder
1545 from %#02x to 0x%02x.
1547 2010-05-02 Richard Guenther <rguenther@suse.de>
1549 PR tree-optimization/43879
1550 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1552 2010-05-02 Bruno Haible <bruno@clisp.org>
1554 * doc/extend.texi (Function Attributes): Fix a typo.
1556 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1559 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1560 placeholder from 0x%x to %#x.
1561 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1562 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1563 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1564 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1565 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1566 * config/i386/i386.c (ix86_target_string): Ditto.
1567 * config/i386/i386.c (output_pic_addr_const): Ditto.
1568 (print_operand): Ditto.
1570 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1572 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1573 placeholder from 0x%x to %#x.
1574 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1575 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1576 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1577 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1578 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1579 * optc-gen.awk: Ditto.
1580 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1581 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1582 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1583 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1585 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1587 * target.h (struct calls): Add function_value_regno_p field.
1588 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1589 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1590 * targhooks.c (default_function_value_regno_p): New function.
1591 * targhooks.h (default_function_value_regno_p): Declare function.
1592 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1593 * builtins.c. (apply_result_size): (Ditto.).
1594 * combine.c. (likely_spilled_retval_p): (Ditto.).
1595 * mode-switching.c. Include 'target.h'.
1596 (create_pre_exit): Use function_value_regno_p hook.
1597 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1598 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1599 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1601 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1602 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1603 (ix86_function_value_regno_p): Declare as static, change argument
1604 type to const unsigned int.
1605 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1607 2010-05-01 Richard Guenther <rguenther@suse.de>
1609 PR tree-optimization/43949
1610 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1612 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1614 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1616 * rtl.h (CONST_DOUBLE_P): Define.
1617 (rtx_to_double_int): Declare.
1618 * emit-rtl.c (rtx_to_double_int): New function.
1619 * dwarf2out.c (insert_double): New function.
1620 (loc_descriptor, add_const_value_attribute): Clean up, use
1621 rtx_to_double_int and insert_double functions.
1623 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1625 * doc/extend.texi (Inline): Add missing return keyword to examples.
1626 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1629 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1631 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1632 the variable part of the offset as well. Use highest_pow2_factor for
1633 all alignment checks.
1635 2010-04-30 Richard Guenther <rguenther@suse.de>
1637 PR tree-optimization/43879
1638 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1641 2010-04-30 Jan Hubicka <jh@suse.cz>
1643 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1645 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1647 2010-04-30 Jan Hubicka <jh@suse.cz>
1649 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1651 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1652 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1653 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1654 cgraph_node_set_needs_ltrans_p): Remove.
1656 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1658 * sdbout.c: Include vec.h, do not include varray.h.
1659 (deferred_global_decls, sdbout_global_decl,
1660 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1661 * toplev.c: Do not include varray.h.
1662 (dump_memory_report): Do not dump VARRAY statistics.
1663 * gengtype.c (open_base_file): Ignore varray.h.
1664 * Makefile.in: Update for abovementioned changes.
1665 Remove all traces of varray.c and varray.h.
1666 * varray.c: Remove file.
1667 * varray.h: Remove file.
1669 2010-04-30 Jan Hubicka <jh@suse.cz>
1671 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1674 2010-04-30 Jan Hubicka <jh@suse.cz>
1676 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1679 2010-04-30 Richard Guenther <rguenther@suse.de>
1681 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1682 constraints for CONSTRUCTOR.
1684 2010-04-30 Richard Guenther <rguenther@suse.de>
1687 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1688 first after all lowering passes.
1690 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1692 * toplev.c: Include varray.h for statistics dumping.
1693 * tree.h: Do not declare varray_head_tag.
1694 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1695 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1696 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1697 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1698 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1699 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1700 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1701 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1703 * Makefile.in: Update for abovementioned changes.
1705 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1708 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1710 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1712 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1713 Use this function to do machine-specific conversion.
1714 (picochip_legitimize_reload_address): Likewise.
1715 (picochip_legitimate_address_p): Check valid base register only if
1717 (picochip_check_conditional_copy): Check for modw only if opnd is
1719 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1720 to call the function in c.
1721 * config/picochip/picochip-protos.h
1722 (picochip_legitimize_reload_address): Define.
1723 * config/picochip/picochip.md (supported_compare1): Define.
1725 2010-04-30 Jan Hubicka <jh@suse.cz>
1727 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1728 (cgraph_global_info): Remove inlined.
1729 (LTO_cgraph_tag_names): Remove.
1730 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1731 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1732 simplify cgraph tags and document.
1733 (lto_output_node): Use only LTO_cgraph_unavail_node and
1734 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1735 for_functions_valid, global info, process and output flags.
1736 (input_overwrite_node): Initialize estimated stack size and
1737 estimated growth. Do not read flags we no longer store.
1738 (input_node): Likewise do not read info no longer stored.
1739 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1742 2010-04-30 Richard Guenther <rguenther@suse.de>
1744 PR tree-optimization/43879
1745 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1746 handle non-zero initializers.
1748 2010-04-30 Richard Guenther <rguenther@suse.de>
1750 * builtins.c (fold_builtin_1): Delete free (0).
1752 2010-04-29 Jan Hubicka <jh@suse.cz>
1754 * gengtype.c (open_base_files): Add lto-streamer.h
1755 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1756 (pass_ipa_cp): GGC collect.
1757 * toplev. (compile_file): Do not output symbols.
1758 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1759 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1760 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1761 * lto-section-in.c: Include ggc.h
1762 (lto_new_in_decl_state): Alloc in GGC.
1763 (lto_delete_in_decl_state): Likewise.
1764 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1767 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1770 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1771 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1772 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1773 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1774 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1775 account only if HONOR_REG_ALLOC_ORDER is not defined.
1776 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1777 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1779 2010-04-29 Jon Grant <04@jguk.org>
1781 * collect2.c (vflag): Change type from int to bool.
1783 (helpflag): New global bool.
1784 (main): Set vflag and debug with boolean, not integer truth values.
1785 Accept new "--help" option and output usage text if found.
1786 * collect2.h (vflag): Update prototype.
1789 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1792 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1794 2010-04-29 Richard Guenther <rguenther@suse.de>
1797 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1798 with ATTRIBUTE_UNUSED.
1800 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1803 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1804 INSN_P with NONDEBUG_INSN_P.
1805 (distance_non_agu_define): Likewise.
1806 (distance_agu_use): Likewise.
1808 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1810 From Dominique d'Humieres <dominiq@lps.ens.fr>
1812 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1815 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1817 * plugin.h (invoke_plugin_callbacks): New inline function.
1818 * plugin.c (flag_plugin_added): New global flag.
1819 (add_new_plugin): Initialize above flag.
1820 (invoke_plugin_callbacks): Rename to ...
1821 (invoke_plugin_callbacks_full): ... this.
1823 2010-04-28 Jan Hubicka <jh@suse.cz>
1825 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1826 (lto_varpool_replace_node): New.
1827 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1828 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1829 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1830 * cgraph.h (varpool_node_ptr): New type.
1831 (varpool_node_ptr): New vector.
1832 (varpool_node_set_def): New structure.
1833 (varpool_node_set): New type.
1834 (varpool_node_set): New vector.
1835 (varpool_node_set_element_def): New structure.
1836 (varpool_node_set_element, const_varpool_node_set_element): New types.
1837 (varpool_node_set_iterator): New type.
1838 (varpool_node): Add prev pointers, add used_from_other_partition,
1840 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1841 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1842 varpool_get_node, varpool_remove_node): Declare.
1843 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1844 varpool_node_set_size): New inlines.
1845 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1846 * tree-pass.h (varpool_node_set_def): Forward declare.
1847 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1848 (ipa_write_optimization_summaries): Update prototype.
1849 * ipa-cp.c (ipcp_write_summary): Update.
1850 * ipa-reference.c (ipa_reference_write_summary): Update.
1851 * lto-cgraph.c (lto_output_varpool_node): New static function.
1852 (output_varpool): New function.
1853 (input_varpool_node): New static function.
1854 (input_varpool_1): New function.
1855 (input_cgraph): Input varpool.
1856 * ipa-pure-const.c (pure_const_write_summary): Update.
1857 * lto-streamer-out.c (lto_output): Update, output varpool too.
1858 (write_global_stream): Kill WPA hack.
1859 (produce_asm_for_decls): Update.
1860 (output_alias_pair_p): Handle variables.
1861 (output_unreferenced_globals): Output only needed partition of varpool.
1862 * ipa-inline.c (inline_write_summary): Update.
1863 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1865 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1866 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1867 varpool_node_set_new, varpool_node_set_add,
1868 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1869 debug_varpool_node_set): New functions.
1870 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1871 (execute_one_pass): Process new decls too.
1872 (ipa_write_summaries_2): Pass around vsets.
1873 (ipa_write_summaries_1): Likewise.
1874 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1876 (ipa_write_optimization_summaries_1): Pass around vsets.
1877 (ipa_write_optimization_summaries): Likewise.
1878 * varpool.c (varpool_get_node): New.
1879 (varpool_node): Update doubly linked lists.
1880 (varpool_remove_node): New.
1881 (dump_varpool_node): More dumping.
1882 (varpool_enqueue_needed_node): Update doubly linked lists.
1883 (decide_is_variable_needed): Kill ltrans hack.
1884 (varpool_finalize_decl): Kill lto hack.
1885 (varpool_assemble_decl): Skip decls in other partitions.
1886 (varpool_assemble_pending_decls): Update doubly linkes lists.
1887 (varpool_empty_needed_queue): Likewise.
1888 (varpool_extra_name_alias): Likewise.
1889 * lto-streamer.c (lto_get_section_name): Add vars section.
1890 * lto-streamer.h (lto_section_type): Update.
1891 (output_varpool, input_varpool): Declare.
1893 2010-04-28 Mike Stump <mikestump@comcast.net>
1895 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1897 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1899 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1900 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1901 (lto_input_ts_type_tree_pointers): Likewise.
1902 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1903 (lto_output_ts_type_tree_pointers): Likewise.
1905 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1907 Uniquization of constants at the Tree level
1908 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1909 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1911 (tree_output_constant_def): Declare.
1912 * gimplify.c (gimplify_init_constructor): When using block copy, first
1913 uniquize the constant constructor on the RHS.
1914 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1915 DECL_IN_CONSTANT_POOL flag.
1916 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1917 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1919 (assemble_variable): Deal with symbols belonging to the tree constant
1921 (get_constant_section): Add ALIGN parameter and simplify.
1922 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1923 (assemble_constant_contents): Use the expression of the VAR_DECL.
1924 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1925 (tree_output_constant_def): New global function.
1926 (mark_constant): Use the expression of the VAR_DECL.
1927 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1929 (output_object_block): Likewise and assemble the expression.
1931 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1933 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1934 hash_tree, eq_tree): New tree hash table.
1935 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1936 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1937 lto_orig_address_remove): Reimplement.
1939 2010-04-28 Xinliang David Li <davidxl@google.com>
1942 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1943 (compute_uninit_opnds_pos): New function.
1944 (is_non_loop_exit_postdominating): New function.
1945 (compute_control_dep_chain): New function.
1946 (find_pdom): New function.
1947 (convert_control_dep_chain_into_preds): New function.
1948 (find_predicates): New function.
1949 (find_control_equiv_block): New function.
1950 (collect_phi_def_edges): New function.
1951 (find_def_preds): New function.
1952 (find_dom): New function.
1953 (dump_predicates): New function.
1954 (get_cmp_code): New function.
1955 (is_value_included_in): New function.
1956 (find_matching_predicate_in_rest_chains): New function.
1957 (use_pred_not_overlap_with_undef_path_pred): New function.
1958 (is_use_properly_guarded): New function.
1959 (normalize_cond_1): New function.
1960 (is_and_or_or): New function.
1961 (normalize_cond): New function.
1962 (is_gcond_subset_of): New function.
1963 (is_subset_of_any): New function.
1964 (is_or_set_subset_of): New function.
1965 (is_and_set_subset_of): New function.
1966 (is_norm_cond_subset_of): New function.
1967 (is_pred_expr_subset_of): New function.
1968 (is_pred_chain_subset_of): New function.
1969 (is_included_in): New function.
1970 (is_superset_of): New function.
1971 (find_uninit_use): New function.
1972 (warn_uninitialized_phi): New function.
1973 (compute_possibly_undefined_names): New function.
1974 (ssa_undefined_value_p): New function.
1975 (execute_late_warn_uninitialized): New function.
1976 * tree-ssa.c (ssa_undefined_value_p): Removed.
1977 (warn_uninit): Changed to extern.
1978 (warn_uninitialized_phi): Removed.
1979 (warn_uninitialized_vars): Changed to extern.
1980 (execute_late_warn_uninitialized): Removed
1981 * tree-flow.h: Add new prototypes.
1982 * timevar.def: Add new time variable.
1983 * Makefile.in: Add new build file.
1985 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1987 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1990 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1993 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1995 2010-04-28 Martin Jambor <mjambor@suse.cz>
1997 * cgraph.h (struct cgraph_node): New field indirect_calls.
1998 (struct cgraph_indirect_call_info): New type.
1999 (struct cgraph_edge): Removed field indirect_call. New fields
2000 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2001 (cgraph_create_indirect_edge): Declare.
2002 (cgraph_make_edge_direct): Likewise.
2003 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2004 * ipa-prop.h (struct ipa_param_call_note): Removed.
2005 (struct ipa_node_params): Removed field param_calls.
2006 (ipa_create_all_structures_for_iinln): Declare.
2007 * cgraph.c: Described indirect edges and uids in initial comment.
2008 (cgraph_add_edge_to_call_site_hash): New function.
2009 (cgraph_edge): Search also among the indirect edges, use
2010 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2011 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2012 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2014 (initialize_inline_failed): Assign a reason to indirect edges.
2015 (cgraph_create_edge_1): New function.
2016 (cgraph_create_edge): Moved some functionality to
2017 cgraph_create_edge_1.
2018 (cgraph_create_indirect_edge): New function.
2019 (cgraph_edge_remove_callee): Add an assert checking for
2021 (cgraph_edge_remove_caller): Special-case indirect edges.
2022 (cgraph_remove_edge): Likewise.
2023 (cgraph_set_edge_callee): New function.
2024 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2025 (cgraph_make_edge_direct): New function.
2026 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2027 the declaration of the call statement matches.
2028 (cgraph_node_remove_callees): Special-case indirect edges.
2029 (cgraph_clone_edge): Likewise.
2030 (cgraph_clone_node): Clone also the indirect edges.
2031 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2032 indirect_call, dump count of indirect_calls edges.
2033 * ipa-prop.c (iinlining_processed_edges): New variable.
2034 (ipa_note_param_call): Create indirect edges instead of
2035 creating notes. New parameter node.
2036 (ipa_analyze_call_uses): New parameter node, pass it on to
2037 ipa_note_param_call.
2038 (ipa_analyze_stmt_uses): Likewise.
2039 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2040 (print_edge_addition_message): Work on edges rather than on notes.
2041 (update_call_notes_after_inlining): Likewise, renamed to
2042 update_indirect_edges_after_inlining.
2043 (ipa_create_all_structures_for_iinln): New function.
2044 (ipa_free_node_params_substructures): Do not free notes.
2045 (ipa_edge_duplication_hook): Propagate bits within
2046 iinlining_processed_edges bitmap.
2047 (ipa_node_duplication_hook): Do not duplicate notes.
2048 (free_all_ipa_structures_after_ipa_cp): Renamed to
2049 ipa_free_all_structures_after_ipa_cp.
2050 (free_all_ipa_structures_after_iinln): Renamed to
2051 ipa_free_all_structures_after_iinln.
2052 (ipa_write_param_call_note): Removed.
2053 (ipa_read_param_call_note): Removed.
2054 (ipa_write_indirect_edge_info): New function.
2055 (ipa_read_indirect_edge_info): Likewise.
2056 (ipa_write_node_info): Do not stream notes, do stream information
2058 (ipa_read_node_info): Likewise.
2059 (lto_ipa_fixup_call_notes): Removed.
2060 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2061 * ipa-inline.c (pass_ipa_inline): Likewise.
2062 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2063 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2064 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2066 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2068 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2069 (output_cgraph): Stream also indirect edges.
2070 (lto_output_edge): Added capability to stream indirect edges.
2071 (input_edge): Likewise.
2072 (input_cgraph_1): Likewise.
2073 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2076 2010-04-28 Richard Guenther <rguenther@suse.de>
2078 PR tree-optimization/43879
2079 PR tree-optimization/43909
2080 * tree-ssa-structalias.c (struct variable_info): Add
2081 only_restrict_pointers flag.
2082 (new_var_info): Initialize it. Increment stats.total_vars here.
2083 (create_function_info_for): Do not increment stats.total_vars here.
2084 (get_function_part_constraint): Fix build with C++.
2085 (insert_into_field_list): Remove.
2086 (push_fields_onto_fieldstack): Properly merge fields.
2087 (create_variable_info_for): Split and simplify.
2088 (create_variable_info_for_1): New piece.
2089 (intra_create_variable_infos): Properly make restrict constraints
2092 2010-04-28 Richard Guenther <rguenther@suse.de>
2095 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2097 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2098 Jan Hubicka <hubicka@ucw.cz>
2100 * doc/invoke.texi (-Wsuggest-attribute=const,
2101 -Wsuggest-attribute=pure): Document.
2102 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2103 (function_always_visible_to_compiler_p,
2104 suggest_attribute, warn_function_pure, warn_function_const):
2106 (check_call): Improve debug info.
2107 (analyze_function): Do not check availability.
2108 (add_new_function): Check availability.
2109 (propagate): Output warnings.
2110 (skip_function_for_local_pure_const): New function.
2111 (local_pure_const): Use it; output warnings.
2112 * common.opt (Wsuggest-attribute=const,
2113 Wsuggest-attribute=pure): New.
2115 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2117 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2118 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2119 or DW_CFA_def_cfa_offset{,_sf}.
2121 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2123 * tree.h: Fix truncated long macros.
2125 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2127 * collect2.c (TARGET_64BIT): Redefine to target's default.
2128 * tlink.c: Likewise.
2129 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2130 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2131 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2132 for underscoring __USER_LABEL_PREFIX__.
2133 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2134 (SUB_LINK_ENTRY32): New.
2135 (SUB_LINK_ENTRY64): New.
2136 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2137 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2138 (SUB_LINK_ENTRY64): New.
2139 (SUB_LINK_ENTRY): New.
2140 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2141 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2142 x64 target is choosen.
2143 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2144 * configure: Regenerated.
2145 * configure.ac (leading-mingw64-underscores): Option added.
2147 2010-04-27 Jan Hubicka <jh@suse.cz>
2149 * doc/invoke.texi (-fipa-profile): Document.
2150 * opts.c (decode_options): Enable ipa-profile at -O1.
2151 * timevar.def (TV_IPA_PROFILE): Define.
2152 * common.opt (fipa-profile): Add.
2153 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2155 (cgraph_propagate_frequency): Handle only local ones.
2156 * tree-pass.h (pass_ipa_profile): Declare.
2157 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2158 (pass_ipa_profile): Use TV_IPA_PROFILE.
2159 * ipa.c (ipa_profile): New function.
2160 (gate_ipa_profile): Likewise.
2161 (pass_ipa_profile): New global variable.
2162 * passes.c (pass_ipa_profile): New.
2164 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2166 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2168 2010-04-27 Martin Jambor <mjambor@suse.cz>
2171 * ipa.c (dissolve_same_comdat_group_list): New function.
2172 (function_and_variable_visibility): Call
2173 dissolve_same_comdat_group_list when comdat group contains external or
2175 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2176 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2178 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2180 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2181 (const_hash_1) <VECTOR_CST>: New case.
2182 (compare_constant) <VECTOR_CST>: Likewise.
2183 <ADDR_EXPR>: Deal with LABEL_REFs.
2184 (copy_constant) <VECTOR_CST>: New case.
2186 2010-04-27 Jan Hubicka <jh@suse.cz>
2188 * cgraph.c (cgraph_propagate_frequency): New function.
2189 * cgraph.h (cgraph_propagate_frequency): Declare.
2190 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2191 cgraph_propagate_frequency.
2193 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2195 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2197 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2200 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2201 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2202 here to determine which regs to push and how much stack to reserve.
2204 2010-04-27 Jie Zhang <jie@codesourcery.com>
2206 * doc/gimple.texi (gimple_statement_with_ops): Remove
2207 addresses_taken field.
2208 (gimple_statement_with_memory_ops): Likewise.
2210 2010-04-27 Jan Hubicka <jh@suse.cz>
2212 * tree-inline.c (eni_inlining_weights): Remove.
2213 (estimate_num_insns): Special case more builtins.
2215 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2218 * c-typeck.c (build_binary_op): Move forward check for comparison
2219 pointer with null pointer constant and adjust the diagnostic message.
2221 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2224 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2225 binutils supports extended .section directive needed by LTO, or
2226 warn if older binutils found.
2227 (LTO_BINARY_READER): New AC_SUBST'd variable.
2228 (LTO_USE_LIBELF): Likewise.
2229 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2231 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2232 (LTO_USE_LIBELF): Likewise.
2233 * configure: Regenerate.
2235 * collect2.c (is_elf): Rename from this ...
2236 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2237 object files in addition to ELF-formatted ones.
2238 (scan_prog_file): Caller updated. Also allow for LTO info marker
2239 symbol to be prefixed or not by an extra underscore.
2241 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2242 * config/i386/winnt.c: Also #include lto-streamer.h
2243 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2245 (i386_pe_asm_output_aligned_decl_common): Add comment.
2246 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2248 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2251 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2252 Add missing earlyclobber for second alternative.
2254 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2256 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2257 bits for artificial defs at the top of the block.
2258 * fwprop.c (single_def_use_enter_block): Don't call it.
2260 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2263 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2264 instead of "$gcc_cv_objdump -T".
2265 Use "-undefined dynamic_lookup" on darwin.
2266 * gcc/configure: Regenerate.
2268 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2271 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2273 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2275 * c-parser.c (struct c_token): Move location field up.
2276 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2277 (struct c_declspecs): Convert typespec_word, storage_class, and
2278 default_int_p into bitfields.
2279 (struct c_declarator): Move loc field up.
2281 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2283 * cfgloop.h (struct loop): Move can_be_parallel field up.
2284 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2285 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2287 (struct iv_cand): Convert pos field into a bitfield.
2288 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2290 (struct _stmt_vec_info): Shuffle fields for better packing.
2292 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2294 * varasm.c (IN_NAMED_SECTION): Remove guard.
2295 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2296 (IN_NAMED_SECTION_P): ...this.
2297 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2298 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2300 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2302 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2303 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2304 of shadowing it. Fix comments.
2306 2010-04-26 Jan Hubicka <jh@suse.cz>
2308 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2309 (cgraph_clone_node): Copy function frequency.
2310 * cgraph.h (node_frequency): New enum
2311 (struct cgraph_node): Add.
2312 * final.c (rest_of_clean_state): Update.
2313 * lto-cgraph.c (lto_output_node): Output node frequency.
2314 (input_overwrite_node): Input node frequency.
2315 * tre-ssa-loop-ivopts (computation_cost): Update.
2316 * lto-streamer-out.c (output_function): Do not output function
2318 * predict.c (maybe_hot_frequency_p): Update and handle functions
2320 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2322 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2323 (compute_function_frequency): Set noreturn functions to be executed
2325 (choose_function_section): Update.
2326 * lto-streamer-in.c (input_function): Do not input function frequency.
2327 * function.c (allocate_struct_function): Do not initialize function
2329 * function.h (function_frequency): Remove.
2330 (struct function): Remove function frequency.
2331 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2332 (try_update): Update.
2333 * tree-inline.c (initialize_cfun): Do not update function frequency.
2334 * passes.c (pass_init_dump_file): Update.
2335 * i386.c (ix86_compute_frame_layout): Update.
2336 (ix86_pad_returns): Update.
2338 2010-04-26 Jie Zhang <jie@codesourcery.com>
2340 PR tree-optimization/43833
2341 * tree-vrp.c (range_int_cst_p): New.
2342 (range_int_cst_singleton_p): New.
2343 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2344 when both operands are constants. Use range_int_cst_p in
2347 2010-04-26 Jan Hubicka <jh@suse.cz>
2349 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2351 2010-04-26 Richard Guenther <rguenther@suse.de>
2354 * gimple.c (gimple_decl_printable_name): Deal gracefully
2355 with a NULL DECL_NAME.
2357 2010-04-26 Richard Guenther <rguenther@suse.de>
2360 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2361 if emitting debug information and it is either a function
2362 or a namespace decl.
2364 2010-04-26 Ira Rosen <irar@il.ibm.com>
2366 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2367 determine if the statement is vectorizable, and a macro to access it.
2368 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2369 Skip statements that can't be vectorized. If the analysis fails,
2370 mark the statement as unvectorizable if vectorizing basic block.
2371 (vect_compute_data_refs_alignment): Likewise.
2372 (vect_verify_datarefs_alignment): Skip statements marked as
2373 unvectorizable. Add print.
2374 (vect_analyze_group_access): Skip statements that can't be
2375 vectorized. If the analysis fails, mark the statement as
2376 unvectorizable if vectorizing basic block.
2377 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2378 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2379 generated stmts for SLP.
2380 (new_stmt_vec_info): Initialize the new field.
2381 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2382 statements marked as unvectorizable.
2384 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2386 * c-common.c (flag_isoc1x): New.
2387 (flag_isoc99): Update comment.
2388 * c-common.h (flag_isoc1x): New.
2389 (flag_isoc99): Update comment.
2390 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2391 __<type>_DECIMAL_DIG__.
2392 * c-opts.c (set_std_c1x): New.
2393 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2394 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2395 * c.opt (-std=c1x, -std=gnu1x): New options.
2396 * doc/cpp.texi: Mention -std=c1x.
2397 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2398 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2399 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2400 * doc/standards.texi: Mention C1X.
2401 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2402 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2403 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2406 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2408 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2409 placeholder from 0x%x to %#x.
2410 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2411 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2412 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2413 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2414 * config/i386/i386.c (ix86_target_string): Ditto.
2415 (output_pic_addr_const): Ditto.
2416 (print_operand): Ditto.
2418 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2420 * combine.c (find_split_point): Add third argument. Use it
2421 to find nested multiply-accumulate instructions. Adjust calls.
2422 (try_combine): Adjust call to find_split_point.
2424 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2426 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2428 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2430 PR tree-optimization/41442
2431 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2432 (fold_binary_loc): Call it.
2434 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2436 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2437 * opts.c (common_handle_option): Allow disabling it.
2438 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2440 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2442 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2443 between modes if both types are integral.
2445 2010-04-23 Richard Guenther <rguenther@suse.de>
2447 PR tree-optimization/43572
2448 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2450 2010-04-23 Richard Guenther <rguenther@suse.de>
2453 * tree-inline.c (tree_can_inline_p): Also check compatibility
2456 2010-04-23 Martin Jambor <mjambor@suse.cz>
2458 PR tree-optimization/43846
2459 * tree-sra.c (struct access): New flag grp_assignment_read.
2460 (build_accesses_from_assign): Set grp_assignment_read.
2461 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2462 (enum mark_read_status): New type.
2463 (analyze_access_subtree): Propagate grp_assignment_read, create
2464 accesses also if both direct_read and root->grp_assignment_read.
2466 2010-04-23 Martin Jambor <mjambor@suse.cz>
2469 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2470 function does not have type attributes.
2472 2010-04-23 Richard Guenther <rguenther@suse.de>
2475 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2478 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2480 * sese.h (create_if_region_on_edge): Remove.
2482 * sese.c (create_if_region_on_edge): Make static.
2484 * tree-inline.c: Do not include ggc.h.
2486 * expr.c: Do not include ggc.h.
2488 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2491 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2494 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2495 in the middle of insns for casesi_worker_2.
2497 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2499 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2501 2010-04-22 Ira Rosen <irar@il.ibm.com>
2503 PR tree-optimization/43842
2504 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2505 loop unrolling in update of exit phis. Fix comment.
2506 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2507 least two reduction statements in the loop before starting SLP
2510 2010-04-22 Nick Clifton <nickc@redhat.com>
2512 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2514 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2516 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2519 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2521 * tree-parloops.c (loop_parallel_p): New argument
2522 parloop_obstack. Pass it down.
2523 (parallelize_loops): New variable parloop_obstack. Initialize it,
2524 pass it down, free it.
2526 * tree-loop-linear.c (linear_transform_loops): Pass down
2529 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2530 of type struct obstack *.
2532 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2533 scratch_obstack. Initialize it, pass down, free it.
2535 * lambda.h (lambda_loop_new): Remove.
2536 (lambda_matrix_new, lambda_matrix_inverse)
2537 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2538 argument of type struct obstack *.
2540 * lambda-trans.c (lambda_trans_matrix_new): New argument
2541 lambda_obstack. Pass it down, use obstack allocation for ret.
2542 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2545 * lambda-mat.c (lambda_matrix_get_column)
2546 (lambda_matrix_project_to_null): Remove.
2547 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2549 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2552 * lambda-code.c (lambda_loop_new): New function.
2553 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2554 (lambda_compute_auxillary_space, lambda_compute_target_space)
2555 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2556 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2557 (build_access_matrix): New argument lambda_obstack. Use obstack
2559 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2560 argument lambda_obstack. Pass it down.
2562 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2564 * optabs.h (expand_widening_mult): Declare.
2566 2010-04-22 Richard Guenther <rguenther@suse.de>
2568 PR tree-optimization/43845
2569 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2570 lookup the CALL_EXPR function and arguments.
2572 2010-04-22 Nick Clifton <nickc@redhat.com>
2574 * config/stormy16/stormy16.c
2575 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2576 * config/stormy16/stormy16.h: Tidy up formatting.
2577 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2578 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2579 (ineqbranchsi): Delete pattern.
2580 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2581 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2582 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2583 stormy16-lib2-ucmpsi2.c.
2585 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2587 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2588 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2589 extra set merge_set_noclobber, and use it to relax the final test
2591 * df.h (df_simulate_find_noclobber_defs): Declare.
2592 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2594 (df_simulate_find_noclobber_defs): New function.
2596 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2598 * config/i386/i386.md: Use {} around multi-line preparation statements.
2600 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2602 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2603 (process_init_element): New argument of type struct obstack *.
2605 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2606 (set_init_index, set_init_label, set_nonincremental_init)
2607 (set_nonincremental_init_from_string, find_init_member)
2608 (output_init_element, output_pending_init_elements)
2609 (process_init_element): New argument braced_init_obstack. Pass it
2611 (push_range_stack, add_pending_init): New argument
2612 braced_init_obstack. Use obstack allocation.
2614 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2615 braced_init_obstack. Pass it down.
2616 (c_parser_braced_init): New variables ret, braced_init_obstack.
2617 Initialize obstack, pass it down and finally free it.
2619 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2622 * tree-pass.h (pass_optimize_widening_mul): Declare.
2623 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2624 gate_optimize_widening_mul): New static functions.
2625 (pass_optimize_widening_mul): New.
2626 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2627 <case MULT_EXPR>: Remove support for widening multiplies.
2628 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2629 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2630 simplify_gen_unary rather than directly building extensions.
2631 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2633 * expmed.c (expand_widening_mult): New function.
2634 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2636 2010-04-21 Jan Hubicka <jh@suse.cz>
2638 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2639 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2640 * lto-wpa-fixup.c: Remove.
2641 * Makefile.in (lto-wpa-fixup.o): Remove.
2642 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2643 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2644 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2646 2010-04-21 Jan Hubicka <jh@suse.cz>
2648 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2649 add write_optimization_summary, read_optimization_summary.
2650 (ipa_write_summaries_of_cgraph_node_set): Remove.
2651 (ipa_write_optimization_summaries): Declare.
2652 (ipa_read_optimization_summaries): Declare.
2653 * ipa-cp.c (pass_ipa_cp): Update.
2654 * ipa-reference.c (pass_ipa_reference): Update.
2655 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2656 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2658 * ipa-inline.c (pass_ipa_inline): Update.
2659 * ipa.c (pass_ipa_whole_program): Update.
2660 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2661 * passes.c (ipa_write_summaries_1): Do not test wpa.
2662 (ipa_write_optimization_summaries_1): New.
2663 (ipa_write_optimization_summaries): New.
2664 (ipa_read_summaries): Do not test ltrans.
2665 (ipa_read_optimization_summaries_1): New.
2666 (ipa_read_optimization_summaries): New.
2668 2010-04-21 Jan Hubicka <jh@suse.cz>
2670 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2672 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2674 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2677 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2678 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2680 2010-04-21 Jan Hubicka <jh@suse.cz>
2682 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2684 2010-04-21 Jan Hubicka <jh@suse.cz>
2686 * varpool.c (decide_is_variable_needed): Variable is always needed
2689 2010-04-21 Jan Hubicka <jh@suse.cz>
2691 * opts.c (decode_options): Enable pure-const pass for whopr.
2693 2010-04-21 Jan Hubicka <jh@suse.cz>
2695 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2696 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2698 (cgraph_decide_inlining): Do not expect callee to be removed in all
2701 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2703 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2705 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2707 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2708 amdfam10_decode attributes.
2710 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2713 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2714 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2715 (lower_copyprivate_clauses): Use private var in outer
2716 context instead of original var. Make sure the types
2717 are correct for VLAs.
2719 2010-04-21 Richard Guenther <rguenther@suse.de>
2721 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2722 to non-pointer objects.
2724 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2726 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2727 last chain entry if it starts with the still current label.
2728 (add_location_or_const_value_attribute): Check that
2729 loc_list->first->next is NULL instead of comparing ->first with ->last.
2730 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2731 to add_var_loc_to_decl.
2733 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2734 >= 4 add also address size and segment size fields into CIE header.
2736 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2737 long as address size is the same as sizeof (void *) and
2739 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2740 address size or segment size is unexpected, return DW_EH_PE_omit.
2741 (classify_object_over_fdes): If get_cie_encoding returned
2742 DW_EH_PE_omit, return -1.
2743 (init_object): If classify_object_over_fdes returned -1,
2744 pretend there were no FDEs at all.
2746 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2748 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2749 bswap{si,di}2 using SWI48 mode iterator.
2750 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2751 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2752 set modrm attribute of bswap insn to 0 and remove length attribute.
2753 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2754 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2755 set mode attribute to <MODE> and remove length attribute.
2757 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2759 PR rtl-optimization/43520
2760 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2761 zero available registers.
2763 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2765 * builtins.c (fold_builtin_cproj): Fold more cases.
2767 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2769 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2770 (fold_builtin_1): Fold builtin cproj.
2771 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2772 Use ATTR_CONST_NOTHROW_LIST.
2774 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2776 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2777 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2778 ffsi2_no_cmove for !TARGET_CMOVE.
2779 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2780 (ffssi2): Remove expander.
2781 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2783 (ctz<mode>2): Ditto from ctz{si,di}2.
2784 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2786 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2789 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2791 * dwarf2out.c (AT_linkage_name): Define.
2792 (clone_as_declaration): Handle DW_AT_linkage_name.
2793 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2794 of DW_AT_MIPS_linkage_name.
2795 (move_linkage_attr): Likewise.
2796 (dwarf2out_finish): Likewise.
2798 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2801 * fold-const.c (fold_comparison): New folding rule.
2803 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2805 * double-int.h (double_int_setbit): Declare.
2806 * double-int.c (double_int_setbit): New function.
2807 * rtl.h (immed_double_int_const): Declare.
2808 * emit-rtl.c (immed_double_int_const): New function.
2809 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2810 and immed_double_int_const functions.
2811 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2812 expand_copysign_bit): (Ditto.).
2813 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2814 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2815 * dojump.c (prefer_and_bit_test): (Ditto.).
2816 * expr.c (convert_modes, reduce_to_bit_field_precision,
2817 const_vector_from_tree): (Ditto.).
2818 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2820 2010-04-20 Jan Hubicka <jh@suse.cz>
2822 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2823 (dump_cgraph_node): Dump new flags.
2824 * cgraph.h (struct cgraph_node): Add flags
2825 reachable_from_other_partition and in_other_partition.
2826 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2827 other partition can not be removed.
2828 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2829 the other partition must be output; silence sanity checking on
2830 leaking functions bodies from other paritition.
2831 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2832 (lto_output_node): Output new flags; do not sanity check that inline
2833 clones are output; drop lto_forced_extern_inline_p code; do not mock
2834 visibility flags at partition boundaries.
2835 (add_node_to): New function.
2836 (output_cgraph): Use it to sort functions so masters appear before
2838 (input_overwrite_node): Input new flags.
2839 * passes.c (ipa_write_summaries): Do not call
2840 lto_new_extern_inline_states.
2841 * lto-section-out.c (forced_extern_inline,
2842 lto_new_extern_inline_states lto_delete_extern_inline_states,
2843 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2844 * lto-streamer.h (lto_new_extern_inline_states,
2845 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2846 lto_forced_extern_inline_p): Kill.
2848 2010-04-20 Richard Guenther <rguenther@suse.de>
2850 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2851 from vars that can have pointers.
2852 (process_constraint): Dump useless constraints.
2854 2010-04-20 Richard Guenther <rguenther@suse.de>
2856 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2857 (dump_sa_points_to_info): Remove asserts.
2858 (init_base_vars): nothing_id isn't an escape point nor does it
2861 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2863 * tree.h (TYPE_REF_IS_RVALUE): Define.
2864 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2865 should_move_die_to_comdat, prune_unused_types_walk): Handle
2866 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2867 (modified_type_die, gen_reference_type_die): Emit
2868 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2869 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2871 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2874 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2875 calls for -fpic -m31 if they have been sibcall optimized.
2877 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2879 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2880 ar.lc fixed and call-used.
2882 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2884 2010-04-19 Jan Hubicka <jh@suse.cz>
2886 * opts.c (decode_options): Disable whpr incompatible passes.
2887 * lto/lto.c (lto_1_to_1_map): Skip clones.
2888 (read_cgraph_and_symbols): Do not mark everything as needed.
2889 (do_whole_program_analysis): Do map only after optimizing;
2890 set proper cgraph_state; use passmanager.
2892 2010-04-19 DJ Delorie <dj@redhat.com>
2894 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2895 POINTER_PLUS_EXPR and fix them.
2897 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2899 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2900 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2901 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2902 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2903 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2904 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2905 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2906 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2907 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2908 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2909 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2911 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2913 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2914 (check_cond_move_block): Likewise.
2915 (cond_move_process_if_block): Likewise.
2916 (noce_find_if_block): Improve formatting.
2917 (find_if_header): Pass 0 to memset and tweak conditions.
2918 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2920 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2922 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2926 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2927 with non-local decl doesn't need chain.
2929 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2931 * ira-color.c (allocno_reload_assign): Avoid accumulating
2932 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2934 2010-04-19 Martin Jambor <mjambor@suse.cz>
2936 * gimple.h (create_tmp_reg): Declare.
2937 * gimplify.c (create_tmp_reg): New function.
2938 (gimplify_return_expr): Use create_tmp_reg.
2939 (gimplify_omp_atomic): Likewise.
2940 (gimple_regimplify_operands): Likewise.
2941 * tree-dfa.c (make_rename_temp): Likewise.
2942 * tree-predcom.c (predcom_tmp_var): Likewise.
2943 (reassociate_to_the_same_stmt): Likewise.
2944 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2945 (get_replaced_param_substitute): Likewise.
2946 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2947 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2948 * tree-ssa-pre.c (get_representative_for): Likewise.
2949 (create_expression_by_pieces): Likewise.
2950 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2951 (create_tailcall_accumulator): Likewise.
2953 2010-04-19 Martin Jambor <mjambor@suse.cz>
2955 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2957 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2959 2010-04-19 Richard Guenther <rguenther@suse.de>
2961 PR tree-optimization/43796
2962 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2963 from SCEV in the lattice.
2964 (vrp_visit_phi_node): Dump change.
2966 2010-04-19 Richard Guenther <rguenther@suse.de>
2968 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2969 * configure: Re-generated.
2971 2010-04-19 Richard Guenther <rguenther@suse.de>
2973 PR tree-optimization/43783
2974 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2975 constant ARRAY_REF operands two and three if possible.
2977 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2980 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2982 2010-04-19 Jie Zhang <jie@codesourcery.com>
2985 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2987 2010-04-19 Ira Rosen <irar@il.ibm.com>
2989 PR tree-optimization/37027
2990 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2991 and macro to access it.
2992 (vectorizable_reduction): Add argument.
2993 (vect_get_slp_defs): Likewise.
2994 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2995 statements for possible use in SLP.
2996 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2997 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2998 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3000 (vectorizable_reduction): Likewise.
3001 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3003 (vectorizable_type_demotion, vectorizable_type_promotion,
3004 vectorizable_store): Likewise.
3005 (vect_analyze_stmt): Update call to vectorizable_reduction.
3006 (vect_transform_stmt): Likewise.
3007 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3008 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3009 from different interleaving chains in same node.
3010 (vect_slp_rearrange_stmts): New function.
3011 (vect_supported_load_permutation_p): Allow load permutations for
3012 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3013 inside SLP nodes if necessary.
3014 (vect_analyze_slp_instance): Handle reductions.
3015 (vect_analyze_slp): Try to build SLP instances originating from groups
3017 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3018 (vect_get_constant_vectors): Create initial vectors for reductions
3019 according to reduction code. Add new argument.
3020 (vect_get_slp_defs): Add new argument, pass it to
3021 vect_get_constant_vectors.
3022 (vect_schedule_slp_instance): Remove SLP tree root statements.
3024 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3026 * tree.h (ENUM_IS_SCOPED): Define.
3027 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3028 for ENUM_IS_SCOPED enums.
3030 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3032 * fold-const.c (fold_comparison): Use ssizetype.
3033 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3034 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3035 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3036 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3038 * tree.h (initialize_sizetypes): Remove parameter.
3039 (build_common_tree_nodes): Remove second parameter.
3040 * stor-layout.c (initialize_sizetypes): Remove parameter.
3041 Always create an unsigned type.
3042 (set_sizetype): Assert that the passed type is unsigned and simplify.
3043 * tree.c (build_common_tree_nodes): Remove second parameter.
3044 Adjust call to initialize_sizetypes.
3045 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3046 build_common_tree_nodes.
3048 2010-04-18 Matthias Klose <doko@ubuntu.com>
3050 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3052 2010-04-18 Ira Rosen <irar@il.ibm.com>
3054 PR tree-optimization/43771
3055 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3056 load permutation doesn't have gaps.
3058 2010-04-18 Jan Hubicka <jh@suse.cz>
3060 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3061 (sse_prologue_save_insn expander): Use new pattern.
3062 (sse_prologue_save_insn1): New pattern and splitter.
3063 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3065 * i386.c (setup_incoming_varargs_64): Do not compute jump
3067 (ix86_gimplify_va_arg): Update alignment needed.
3068 (ix86_local_alignment): Do not align all local arrays to 128bit.
3070 2010-04-17 Jan Hubicka <jh@suse.cz>
3072 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3074 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3076 * arm.md (negdi2): Remove redundant code to force values into a
3079 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3081 * arm/bpabi.S: Add EABI alignment attributes to objects.
3082 * arm/bpabi-v6m.S: Likewise.
3083 * arm/crti.asm: Likewise.
3084 * arm/crtn.asm: Likewise.
3085 * arm/lib1funcs.asm: Likewise.
3086 * arm/libunwind.S: Likewise.
3088 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3090 * arm-protos.h (tune_params): New structure.
3091 * arm.c (current_tune): New variable.
3092 (arm_constant_limit): Delete.
3093 (struct processors): Add pointer to the tune parameters.
3094 (arm_slowmul_tune): New tuning option.
3095 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3096 (all_cores): Adjust to pick up the tuning model.
3097 (arm_constant_limit): New function.
3098 (arm_override_options): Select the appropriate tuning model. Delete
3099 initialization of arm_const_limit.
3100 (arm_split_constant): Use the new constant-limit model.
3101 (arm_rtx_costs): Pick up the current tuning model.
3102 * arm.md (is_strongarm, is_xscale): Delete.
3103 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3104 for Xscale variant architectures.
3105 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3107 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3109 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3111 (arm_rtx_costs_1): Remove unused variable extra_cost.
3112 (arm_unwind_emit_set): Use variable offset.
3113 (thumb1_output_casesi): Remove unused variable flags.
3115 2010-04-16 Jeff Law <law@redhat.com>
3117 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3118 needing assignment rather than doing a two-phase assignment. Remove
3119 unused variable 'm'.
3121 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3124 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3126 2010-04-16 Doug Kwan <dougkwan@google.com>
3128 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3129 (next_operand_entry_id): New static variable.
3130 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3131 (add_to_ops_vec): Assigned unique ID to operand entry.
3132 (struct oecount_s): New field ID.
3133 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3134 (undistribute_ops_list): Assign unique IDs to oecounts.
3135 (init_reassoc): reset next_operand_entry_id.
3137 2010-04-16 Doug Kwan <dougkwan@google.com>
3139 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3140 missing left parenthesis.
3142 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3144 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3145 *btdi_rex64 using SWI48 mode iterator.
3146 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3147 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3148 *jcc_btdi_mask_rex64.
3150 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3152 * double-int.h (tree_to_double_int): Convert to macro.
3153 * double-int.c (tree_to_double_int): Remove.
3155 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3158 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3159 with want_address 2 and in case a single element list might be
3160 possible, call it again with want_address 0.
3162 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3164 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3165 case 'W' print operands for HI mode.
3166 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3167 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3168 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3169 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3171 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3173 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3174 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3175 #xx:3 and #xx:4 mode.
3177 * config/h8300/h8300.md (inverted load with HImode dest): Add
3178 support for H8300SX.
3180 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3181 satisfy 'U' constraint.
3183 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3185 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3186 * configure: Regenerate.
3187 * config.in: Regenerate.
3188 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3191 2010-04-16 Richard Guenther <rguenther@suse.de>
3193 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3194 (struct tree_decl_common): ... here.
3195 (DECL_PT_UID): Adjust.
3196 (SET_DECL_PT_UID): Likewise.
3197 (DECL_PT_UID_SET_P): Likewise.
3199 2010-04-16 Richard Guenther <rguenther@suse.de>
3201 PR tree-optimization/43572
3202 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3203 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3204 * tree-flow.h (is_call_clobbered): Remove.
3205 * tree-flow-inline.h (is_call_clobbered): Likewise.
3206 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3207 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3208 (execute_return_slot_opt): Adjust.
3209 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3210 check for call clobbered vars here.
3211 (find_tail_calls): Move tailcall verification to the
3214 2010-04-16 Diego Novillo <dnovillo@google.com>
3216 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3218 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3221 * config/arm/arm.md (cbranchqi4): New pattern.
3222 * config/arm/predicates.md (const0_operand,
3223 cbranchqi4_comparison_operator): New predicates.
3225 2010-04-16 Richard Guenther <rguenther@suse.de>
3227 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3228 (dump_gimple_stmt): Likewise.
3230 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3232 * recog.h (struct recog_data): New field is_operator.
3233 (struct insn_operand_data): New field is_operator.
3234 * recog.c (extract_insn): Set recog_data.is_operator.
3235 * genoutput.c (output_operand_data): Emit code to set the
3237 * reload.c (find_reloads): Use it rather than testing for an
3238 empty constraint string.
3241 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3242 If the previous insn is a cbranchsi4_insn with the same arguments,
3243 omit the compare instruction.
3245 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3246 register, inputs must be low registers and we need a low register
3247 scratch. Handle alternative 2 like alternative 3.
3249 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3251 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3252 don't call get_addr on both. If one expression is a VALUE and
3253 the other a REG, check VALUE's locs if the REG isn't among them.
3255 2010-04-16 Christian Bruel <christian.bruel@st.com>
3257 * config/sh/sh.h (sh_frame_pointer_required): New function.
3258 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3259 (flag_omit_frame_pointer) Set.
3260 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3261 (rounded_frame_size): Adjust size with outgoing_args_size.
3262 (sh_set_return_address): Must return from stack pointer.
3263 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3264 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3265 (ACCUMULATE_OUTGOING_ARGS): Define.
3266 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3267 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3269 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3272 * config/sh/sh.c (sh_legitimize_reload_address): Use
3273 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3274 Remove a unneeded check for offset_base.
3276 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3278 * configure: Regenerated.
3280 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3282 * config/s390/s390.c (s390_call_save_register_used): Switch back
3283 to HARD_REGNO_NREGS.
3285 2010-04-15 Richard Guenther <rguenther@suse.de>
3287 * alias.c (alias_set_subset_of): Handle alias-set zero
3290 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3291 Julian Brown <julian@codesourcery.com>
3293 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3294 alternatives according to use of high and low regs.
3295 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3296 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3297 optimizing for size on Thumb-2.
3299 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3301 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3303 2010-04-15 Richard Guenther <rguenther@suse.de>
3305 * tree-ssa-structalias.c (struct variable_info): Add
3307 (new_var_info): Initialize it.
3308 (dump_constraints): Support printing last added constraints.
3309 (debug_constraints): Adjust.
3310 (dump_constraint_graph): Likewise.
3311 (make_heapvar_for): Check for NULL cfun.
3312 (get_function_part_constraint): New function.
3313 (get_fi_for_callee): Likewise.
3314 (find_func_aliases): Properly implement IPA PTA constraints.
3315 (process_ipa_clobber): New function.
3316 (find_func_clobbers): Likewise.
3317 (insert_into_field_list_sorted): Remove.
3318 (create_function_info_for): Properly allocate vars for IPA mode.
3319 Do not use insert_into_field_list_sorted.
3320 (create_variable_info_for): Properly generate constraints for
3321 global vars in IPA mode.
3322 (dump_solution_for_var): Always dump the solution.
3323 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3324 (find_what_var_points_to): Adjust.
3325 (pt_solution_set): Change.
3326 (pt_solution_ior_into): New function.
3327 (pt_solution_empty_p): Export.
3328 (pt_solution_includes_global): Adjust.
3329 (pt_solution_includes_1): Likewise.
3330 (pt_solutions_intersect_1): Likewise.
3331 (dump_sa_points_to_info): Check some invariants.
3332 (solve_constraints): Move constraint dumping ...
3333 (compute_points_to_sets): ... here.
3334 (ipa_pta_execute): ... and here.
3335 (compute_may_aliases): Do not re-compute points-to info
3336 locally if IPA info is available.
3337 (ipa_escaped_pt): New global var.
3338 (ipa_pta_execute): Properly implement IPA PTA.
3339 * tree-into-ssa.c (dump_decl_set): Support dumping
3340 decls not in referenced-vars.
3341 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3342 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3343 (dump_points_to_solution): Likewise.
3344 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3345 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3346 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3347 (copy_decl_to_var): Copy DECL_PT_UID.
3348 (copy_result_decl_to_var): Likewise.
3349 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3350 (copy_node_stat): Copy it.
3351 * tree.h (DECL_PT_UID): New macro.
3352 (SET_DECL_PT_UID): Likewise.
3353 (DECL_PT_UID_SET_P): Likewise.
3354 (struct tree_decl_minimal): Add pt_uid member.
3355 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3356 (pt_solution_empty_p): Declare.
3357 (pt_solution_set): Adjust.
3358 (ipa_escaped_pt): Declare.
3359 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3360 * gimple-pretty-print.c (pp_points_to_solution): New function.
3361 (dump_gimple_call): Dump call clobber/use information.
3362 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3363 * tree-pass.h (TDF_ALIAS): New dump option.
3364 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3365 * doc/invoke.texi (-fipa-pta): Update documentation.
3367 2010-04-15 Richard Guenther <rguenther@suse.de>
3369 * Makefile.in (OBJS-common): Add gimple-fold.o.
3370 (gimple-fold.o): New rule.
3371 * tree.h (maybe_fold_offset_to_reference,
3372 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3374 * gimple.h: ... here.
3375 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3376 may_propagate_address_into_dereference): Move prototypes ...
3377 * gimple.h: ... here.
3378 * tree-ssa-ccp.c (get_symbol_constant_value,
3379 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3380 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3381 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3382 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3383 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3384 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3385 gimplify_and_update_call_from_tree): Move ...
3386 * gimple-fold.c: ... here. New file.
3387 (ccp_fold_builtin): Rename to ...
3388 (gimple_fold_builtin): ... this.
3389 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3391 2010-04-15 Richard Guenther <rguenther@suse.de>
3393 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3394 fit_double_type, force_fit_type_double, add_double_with_sign,
3395 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3396 lrotate_double, rrotate_double, div_and_round_double): Move ...
3397 * double-int.c: ... here.
3398 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3399 add_double, neg_double, mul_double_with_sign, mul_double,
3400 lshift_double, rshift_double, lrotate_double, rrotate_double,
3401 div_and_round_double): Move prototypes ...
3402 * double-int.h: ... here.
3404 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3407 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3408 matching constraints to ensure inputs match the output.
3410 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3413 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3414 in an input-only operand.
3416 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3418 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3419 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3420 (double_int_negative_p): Convert to static inline function.
3421 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3422 (double_int_negative_p): Remove.
3423 * tree.h (lshift_double, rshift_double):
3424 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3425 * fold-const.c (fold_convert_const_int_from_real,
3426 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3427 (lshift_double): Change type of arith argument to bool.
3428 (rshift_double): Change type of arith argument to bool. Correct
3430 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3432 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3435 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3436 at the start and end of the then/else blocks, and omit them from the
3438 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3439 argument; all callers changed. Pass zero to old_insns_match_p instead.
3440 (flow_find_head_matching_sequence): New function.
3441 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3442 * basic-block.h (flow_find_cross_jump,
3443 flow_find_head_matching_sequence): Declare functions.
3445 2010-04-14 Jason Merrill <jason@redhat.com>
3448 * c-common.c (attribute_takes_identifier_p): New fn.
3449 * c-common.h: Declare it.
3451 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3453 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3455 (*udivmod<mode>4): Ditto.
3457 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3459 * config/i386/i386.md (maxmin_int): Rename code attribute from
3460 maxminiprefix and update all users.
3461 (maxmin_float): Ditto from maxminfprefix.
3462 (logic): Ditto from logicprefix.
3463 (absneg_mnemonic): Ditto from absnegprefix.
3464 * config/i386/mmx.md: Update all users of maxminiprefix,
3465 maxminfprefix and logicprefix for rename.
3466 * config/i386/sse.md: Ditto.
3467 * config/i386/sync.md (sync_<code><mode>): Update for
3470 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3473 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3474 warnings converted to errors.
3476 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3478 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3479 used insn_type variable.
3480 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3481 to avoid set-but-not-used warning.
3483 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3485 * df-core.c (df_ref_debug): Change format string placeholder
3487 * dwarf2asm.c (dw2_asm_output_data_raw,
3488 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3489 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3490 * dwarf2out.c (output_cfi, output_cfi_directive,
3491 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3492 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3494 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3495 * print-rtl.c (print_rtx): Ditto.
3497 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3500 * builtins.c (expand_builtin_pow_root): New function to expand pow
3501 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3502 series of sqrt and cbrt calls under -ffast-math.
3503 (expand_builtin_pow): Call it.
3505 2010-04-14 Michael Matz <matz@suse.de>
3507 PR tree-optimization/42963
3508 * tree-cfg.c (touched_switch_bbs): New static variable.
3509 (group_case_labels_stmt): New function broken out from ...
3510 (group_case_labels): ... here, use the above.
3511 (start_recording_case_labels): Allocate touched_switch_bbs.
3512 (end_recording_case_labels): Deallocate it, call
3513 group_case_labels_stmt.
3514 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3516 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3518 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3521 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3523 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3525 2010-04-13 Jan Hubicka <jh@suse.cz>
3527 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3528 of optimized out static functions.
3529 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3530 cost computation. Also sanity check for overflows.
3531 (update_caller_keys): Update cgraph_edge_badness call; properly
3532 update fibheap and sanity check that it is up to date.
3533 (add_new_edges_to_heap): Update cgraph_edge_badness.
3534 (cgraph_decide_inlining_of_small_function): Likewise;
3535 add sanity checking that badness in heap is up to date;
3536 improve dumping of reason; Update badness of calls to the
3537 offline copy of function currently inlined; dump badness
3538 of functions not inlined because of unit growth limits.
3540 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3543 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3544 because of sign-extension change when converting to sizetype here...
3545 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3547 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3548 the folding to constants. Remove redundant final conversion.
3549 (fold_binary) <associate>: Do not associate if the re-association of
3550 constants alone overflows.
3551 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3552 to the end of the list.
3553 (multiple_of_p) <COND_EXPR>: New case.
3555 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3557 * opt-functions.awk (opt_sanitized_name): New.
3559 * optc-gen.awk: Use it
3560 * opth-gen.awk: Use it.
3562 2010-04-13 Martin Jambor <mjambor@suse.cz>
3564 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3565 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3566 children. Call replace_uses_with_default_def_ssa_name to handle
3569 2010-04-13 Michael Matz <matz@suse.de>
3572 * builtins.c (expand_builtin_interclass_mathfn): Also create
3573 a register if the predicate doesn't match.
3575 2010-04-13 Diego Novillo <dnovillo@google.com>
3577 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3578 * c-pch.c: Include timevar.h.
3579 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3580 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3581 * ggc-common.c: Include timevar.h.
3582 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3583 * timevar.def (TV_PCH_SAVE): Define.
3584 (TV_PCH_CPP_SAVE): Define.
3585 (TV_PCH_PTR_REALLOC): Define.
3586 (TV_PCH_PTR_SORT): Define.
3587 (TV_PCH_RESTORE): Define.
3588 (TV_PCH_CPP_RESTORE): Define.
3590 2010-04-13 Michael Matz <matz@suse.de>
3592 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3594 (can_reassociate_p): New function.
3595 (break_up_subtract_bb, reassociate_bb): Use it.
3597 2010-04-13 Richard Guenther <rguenther@suse.de>
3600 * builtins.c (c_readstr): Fix assert.
3602 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3604 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3605 when generating cltd insn.
3607 (*ashl<mode>3_1): Remove special handling for register operand 2.
3608 (*ashlsi3_1_zext): Ditto.
3609 (*ashlhi3_1): Ditto.
3610 (*ashlhi3_1_lea): Ditto.
3611 (*ashlqi3_1): Ditto.
3612 (*ashlqi3_1_lea): Ditto.
3613 (*<shiftrt_insn><mode>3_1): Ditto.
3614 (*<shiftrt_insn>si3_1_zext): Ditto.
3615 (*<shiftrt_insn>qi3_1_slp): Ditto.
3616 (*<rotate_insn><mode>3_1): Ditto.
3617 (*<rotate_insn>si3_1_zext): Ditto.
3618 (*<rotate_insn>qi3_1_slp): Ditto.
3620 2010-04-13 Richard Guenther <rguenther@suse.de>
3622 * tree-ssa-structalias.c (callused_id): Remove.
3623 (call_stmt_vars): New.
3624 (get_call_vi): Likewise.
3625 (lookup_call_use_vi): Likewise.
3626 (lookup_call_clobber_vi): Likewise.
3627 (get_call_use_vi): Likewise.
3628 (get_call_clobber_vi): Likewise.
3629 (make_transitive_closure_constraints): Likewise.
3630 (handle_const_call): Adjust to do per-call call-used handling.
3631 (handle_pure_call): Likewise.
3632 (find_what_var_points_to): Remove general callused handling.
3633 (init_base_vars): Likewise.
3634 (init_alias_vars): Initialize call_stmt_vars.
3635 (compute_points_to_sets): Process call-used and call-clobbered
3636 vars for call statements.
3637 (delete_points_to_sets): Free call_stmt_vars.
3639 2010-04-13 Richard Guenther <rguenther@suse.de>
3641 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3642 Only add RW dependence for dependence distance zero.
3643 Adjust maximal vectorization factor according to dependences.
3644 Move alignment handling ...
3645 (vect_find_same_alignment_drs): ... here. New function.
3646 (vect_analyze_data_ref_dependences): Adjust.
3647 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3648 (vect_analyze_data_refs): Adjust minimal vectorization factor
3649 according to data references.
3650 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3651 dependences before determining the vectorization factor.
3652 Analyze alignment after determining the vectorization factor.
3653 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3654 dependences before alignment.
3655 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3657 (vect_analyze_data_refs): Likewise.
3658 (MAX_VECTORIZATION_FACTOR): New define.
3660 2010-04-13 Duncan Sands <baldrick@free.fr>
3662 * except.h (lang_eh_type_covers): Remove.
3663 * except.c (lang_eh_type_covers): Likewise.
3665 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3666 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3668 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3669 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3670 UNITS_PER_LONG where it is ABI relevant.
3671 (s390_return_addr_rtx): Likewise.
3672 (s390_back_chain_rtx): Likewise.
3673 (s390_frame_area): Likewise.
3674 (s390_frame_info): Likewise.
3675 (s390_initial_elimination_offset): Likewise.
3676 (save_gprs): Likewise.
3677 (s390_emit_prologue): Likewise.
3678 (s390_emit_epilogue): Likewise.
3679 (s390_function_arg_advance): Likewise.
3680 (s390_function_arg): Likewise.
3681 (s390_va_start): Likewise.
3682 (s390_gimplify_va_arg): Likewise.
3683 (s390_function_profiler): Likewise.
3684 (s390_optimize_prologue): Likewise.
3685 (s390_rtx_costs): Likewise.
3686 (s390_secondary_reload): Likewise.
3687 (s390_promote_function_mode): Likewise.
3688 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3689 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3690 registers available.
3691 (s390_unwind_word_mode): New function.
3692 (s390_function_value): Split 64 bit values into register pair if
3693 used as return value.
3694 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3695 function call parameters. Handle parallels.
3696 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3697 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3698 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3699 (s390_expand_setmem): Remove unused variable src_addr.
3700 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3701 deal with 64 bit registers.
3702 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3703 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3704 (UNITS_PER_LONG): New macro.
3705 * libjava/include/s390-signal.h: Define extended ucontext
3706 structure containing the upper halfs of the 64 bit registers.
3708 2010-04-13 Simon Baldwin <simonb@google.com>
3710 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3712 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3714 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3715 rvalue on the RHS if the LHS is of a non-renamable type.
3716 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3718 2010-04-13 Matthias Klose <doko@ubuntu.com>
3720 * gcc.c (cc1_options): Handle -iplugindir before processing
3721 the cc1 spec. Only add -iplugindir once.
3722 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3724 * common.opt (iplugindir): Remove `Separate' property, initialize.
3725 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3727 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3728 (distclean): Remove plugin dir.
3729 * doc/invoke.texi: Document -iplugindir.
3731 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3733 * doc/plugins.texi (Loading Plugins): Document short
3734 -fplugin=foo option.
3735 (Plugin API): Mention default_plugin_dir_name function.
3737 * gcc.c (find_file_spec_function): Add new declaration.
3738 (static_spec_func): Use it for "find-file".
3739 (find_file_spec_function): Add new function.
3740 (cc1_options): Add -iplugindir option if -fplugin* options found.
3742 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3744 * plugin.c (add_new_plugin): Updated comment, and handle short
3746 (default_plugin_dir_name): Added new function.
3748 * common.opt (iplugindir): New option to set the plugin directory.
3750 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3752 * config/i386/i386.md (any_rotate): New code iterator.
3753 (rotate_insn): New code attribute.
3755 (SWIM124): New mode iterator.
3756 (<rotate_insn>ti3): New expander.
3757 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3758 any_rotate code iterator.
3759 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3760 using any_rotate code iterator and SWIM124 mode iterator.
3761 (ix86_rotlti3): New insn_and_split pattern.
3762 (ix86_rotrti3): Ditto.
3763 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3764 ix86_rotl{di,ti}3 patterns.
3765 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3766 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3767 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3768 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3769 code iterator and SWI mode iterator.
3770 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3771 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3773 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3774 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3775 (bswap rotatert splitter): Add splitter.
3776 (bswap splitter): Macroize splitter using any_rotate code iterator.
3777 Add insn predicate to split only for TARGET_USE_XCHGB or when
3778 optimizing function for size.
3780 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3782 * config/pa/pa.c (emit_move_sequence): Remove use of
3783 deleted variable flag_argument_noalias.
3785 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3787 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3789 Add to unsupported targets list.
3790 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3791 sparc*-sun-solaris2.[567]* from target lists.
3792 * configure: Regenerate.
3793 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3795 Remove Solaris 7 patch references.
3796 (Specific, sparc-sun-solaris2.7): Removed.
3797 (sparc-sun-solaris2*): Update Solaris 7 example.
3798 (sparc64-*-solaris2*): Likewise.
3800 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3802 * config.build (alpha*-dec-osf4*): Remove.
3803 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3804 of obsolete configurations.
3805 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3807 * config/alpha/t-osf4: Renamed to ...
3808 * config/alpha/t-osf5: ... this.
3809 * config/alpha/osf.h: Renamed to ...
3810 * config/alpha/osf5.h: ... this.
3811 Merged old osf5.h contents.
3813 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3814 (EXTRA_SPECS): Removed.
3815 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3816 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3819 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3821 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3823 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3826 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3827 __thiscall convention.
3829 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3831 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3833 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3835 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3837 * function.c (assign_parms_initialize_all): Add unused attribute
3840 2010-04-12 Richard Guenther <rguenther@suse.de>
3842 * gsstruct.def (GSS_CALL): New.
3843 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3844 * gimple.h: Include tree-ssa-alias.h.
3845 (struct gimple_statement_call): New.
3846 (union gimple_statement_struct_d): Add gimple_call member.
3847 (gimple_call_reset_alias_info): Declare.
3848 (gimple_call_use_set): New function.
3849 (gimple_call_clobber_set): Likewise.
3850 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3851 * gimple.c (gimple_call_reset_alias_info): New function.
3852 (gimple_build_call_1): Call it.
3853 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3854 * tree-inline.c (remap_gimple_stmt): Likewise.
3855 (expand_call_inline): Remove callused handling.
3856 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3857 * tree-dfa.c (dump_variable): Likewise.
3858 * tree-parloops.c (parallelize_loops): Likewise.
3859 * tree-ssa.c (init_tree_ssa): Likewise.
3860 (delete_tree_ssa): Likewise.
3861 * tree-flow-inline.h (is_call_used): Remove.
3862 * tree-flow.h (struct gimple_df): Remove callused member.
3863 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3864 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3865 (ref_maybe_used_by_call_p_1): Simplify.
3866 (call_may_clobber_ref_p_1): Likewise.
3867 * tree-ssa-structalias.c (compute_points_to_sets): Set
3868 the call stmt used and clobbered sets.
3869 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3870 (find_tail_calls): Verify the tail call.
3872 2010-04-12 Richard Guenther <rguenther@suse.de>
3874 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3875 single-iteration always-inline inlining.
3876 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3877 (cgraph_decide_inlining): Do not handle always-inline specially.
3878 (try_inline): Remove always-inline cycle detection special case.
3879 Do not recurse on always-inlines.
3880 (cgraph_early_inlining): Do not iterate if not optimizing.
3881 (cgraph_gate_early_inlining): remove.
3882 (pass_early_inline): Run unconditionally.
3883 (gate_cgraph_decide_inlining): New function.
3884 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3885 not inlining or optimizing.
3886 (cgraph_decide_inlining_of_small_functions): Also consider
3887 always-inline functions.
3888 (cgraph_default_inline_p): Return true for nodes which should
3889 disregard inline limits.
3890 (estimate_function_body_sizes): Assume zero size and time for
3891 nodes which are marked as disregarding inline limits.
3892 (cgraph_decide_recursive_inlining): Do not perform recursive
3893 inlining on always-inline nodes.
3895 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3898 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3899 for exprs satisfying handled_component_p.
3901 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3903 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3904 non-constant aggregate elements.
3906 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3907 is a real initialization.
3909 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3912 * c-decl.c (start_function): Move forward check for nested function.
3914 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3916 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3917 * config/sh/sh.c: Include reload.h.
3918 (sh_legitimize_reload_address): New.
3919 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3920 sh_legitimize_reload_address.
3922 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3924 * config/sh/sh.md (*movqi_pop): New insn pattern.
3925 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3927 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3929 * config/i386/i386.md (any_shiftrt): New code iterator.
3930 (shiftrt_insn): New code attribute.
3932 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3933 using any_shiftrt code iterator.
3934 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3935 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3936 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3937 pattern from corresponding peephole2 patterns.
3938 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3939 using any_shiftrt code iterator.
3940 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3941 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3942 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3943 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3944 *{ashr,lshr}<mode>3_cmp_zext.
3945 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3947 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3949 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3951 (*lshr<mode>3_cconly): Ditto.
3953 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3955 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3956 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3957 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3958 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3960 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3961 from corresponding peephole2 patterns.
3962 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3963 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3964 and *lshrdi3_1_rex64 using SWI mode iterator.
3965 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3966 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3967 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3968 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3969 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3970 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3971 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3972 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3973 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3976 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3978 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3979 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3980 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3981 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3983 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3984 from corresponding peephole2 patterns.
3985 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3986 (ashrsi3_cvt): Rename from ashrsi3_31.
3987 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3988 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3989 and x86_64_shift_adj_3 using SWI48 mode iterator.
3990 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3991 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3992 and *ashrdi3_1_rex64 using SWI mode iterator.
3993 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3994 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3995 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3996 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3997 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3998 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3999 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4000 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4001 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4003 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4004 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4005 x86_shift<mode>_adj_3 expanders.
4007 2010-04-10 Wei Guozhi <carrot@google.com>
4010 * config/arm/arm.c (arm_pic_static_addr): New function.
4011 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4013 (arm_output_addr_const_extra): Output expression for new pattern.
4014 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4016 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4018 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4021 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4022 * web.c: Include "insn-config.h" and "recog.h".
4023 (union_match_dups): New function.
4024 (web_main): Call it.
4025 (union_defs): Don't try to recognize match_dups.
4027 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4028 if doing so would replace the entire pattern.
4030 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4034 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4035 and splitter pattern. Change splitter operand 1 predicate to
4038 2010-04-09 Martin Jambor <mjambor@suse.cz>
4040 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4041 lattices are addresses of CONST_DECLs with the same initial value.
4042 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4043 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4045 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4046 Bernd Schmidt <bernds@codesourcery.com>
4048 * loop-invariant.c (replace_uses): New static function.
4049 (move_invariant_reg): Use it to ensure we can replace the uses.
4051 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4053 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4055 (picochip_override_options): Enable section anchors only above -O1.
4056 (picochip_reorg): Fixed a couple of build warnings.
4058 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4060 * configure.ac (plugin -rdynamic test): Log result.
4061 * configure: Regenerate.
4062 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4063 (RDYNAMIC_SPEC): Define.
4064 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4066 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4068 * configure.ac: Determine Sun ld version numbers.
4069 (comdat_group): Restrict GNU ld version checks to gld.
4070 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4071 (enable_comdat): Support --enable-comdat.
4072 * configure: Regenerate.
4073 * doc/install.texi (Configuration): Document --enable-comdat.
4075 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4077 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4078 * config/sol2-gld.h: ... here.
4079 * config.gcc (sparc*-*-solaris2*): Reflect this.
4080 (i[34567]86-*-solaris2*): Use it.
4082 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4084 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4086 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4088 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4091 * diagnostic.c (diagnostic_initialize): Initialize
4092 some_warnings_are_errors.
4093 (diagnostic_finish): New.
4094 (diagnostic_action_after_output): Call it before exiting.
4095 (diagnostic_report_diagnostic): Do not print message here. Set
4096 some_warnings_are_errors.
4097 * diagnostic.h (diagnostic_context): Delete
4098 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4099 (diagnostic_finish): Declare.
4100 * toplev.c (toplev_main): Call it before exit.
4102 2010-04-09 Jason Merrill <jason@redhat.com>
4105 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4106 for incomplete type.
4109 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4110 based on a warning flag.
4112 2010-04-09 Richard Guenther <rguenther@suse.de>
4114 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4116 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4119 * varasm.c (default_assemble_visibility): Wrap vars that are
4120 set, but unused, by targets without GAS.
4121 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4122 Remove set, but unused, vars.
4123 (rs6000_legitimize_tls_address): Likewise.
4124 (altivec_expand_dst_builtin): Likewise.
4125 * config/darwin.c (machopic_classify_symbol): Likewise.
4126 (machopic_indirection_name): Likewise.
4128 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4130 * config/i386/i386.md (DWI): New mode iterator.
4131 (S): New mode attribute.
4132 (shift_operand): Ditto.
4133 (shift_immediate_operand): Ditto.
4134 (ashl_input_operand): Ditto.
4135 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4136 using SDWIM mode iterator.
4137 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4138 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4140 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4141 from corresponding peephole2 patterns.
4142 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4143 and x86_64_shift_adj_1 using SWI48 mode iterator.
4144 (x86_shift<mode>_adj_2): Ditto.
4145 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4146 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4147 using SWI48 mode iterator.
4148 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4149 *ashldi3_cmp_rex64 using SWI mode iterator.
4150 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4151 *ashldi3_cconly_rex64 using SWI mode iterator.
4152 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4153 x86_shift<mode>_adj_{1,2}.
4154 (ix86_split_ashr): Ditto.
4155 (ix86_split_lshr): Ditto.
4157 2010-04-09 Richard Guenther <rguenther@suse.de>
4159 * target.h (builtin_conversion): Pass in input and output types.
4160 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4161 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4162 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4163 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4165 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4167 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4169 2010-04-09 Richard Guenther <rguenther@suse.de>
4172 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4174 2010-04-09 Richard Guenther <rguenther@suse.de>
4176 * tree-vectorizer.h (struct _stmt_vec_info): Document
4177 that vectype is the type of the LHS.
4178 (supportable_widening_operation, supportable_narrowing_operation):
4179 Get both input and output vector types as arguments.
4180 (vect_is_simple_use_1): Declare.
4181 (get_same_sized_vectype): Likewise.
4182 * tree-vect-loop.c (vect_determine_vectorization_factor):
4183 Set STMT_VINFO_VECTYPE to the vector type of the def.
4184 (vectorizable_reduction): Adjust.
4185 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4186 Adjust. Specify the output vector type.
4187 (vect_pattern_recog_1): Adjust.
4188 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4189 (vectorizable_call): Adjust.
4190 (vectorizable_conversion): Likewise.
4191 (vectorizable_operation): Likewise.
4192 (vectorizable_type_demotion): Likewise.
4193 (vectorizable_type_promotion): Likewise.
4194 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4196 (vect_is_simple_use_1): New function.
4197 (supportable_widening_operation): Get both input and output
4199 (supportable_narrowing_operation): Likewise.
4200 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4202 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4204 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4205 __thiscall and _thiscall as predefined macros.
4206 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4207 thiscall attribute handling.
4208 (ix86_comp_type_attributes): Likewise.
4209 (ix86_function_regparm): Likewise.
4210 (ix86_return_pops_args): Likewise.
4211 (init_cumulative_args): Likewise.
4212 (find_drap_reg): Likewise.
4213 (ix86_static_chain): Likewise.
4214 (x86_this_parameter): Likewise.
4215 (x86_output_mi_thunk): Likewise.
4216 (ix86_attribute_table): Add description for thiscall attribute.
4217 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4218 * doc/extend.texi: Add documentation for thiscall.
4220 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4223 * c.opt (Wint-to-pointer-cast): Available in C++.
4224 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4226 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4228 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4229 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4230 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4231 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4232 function type instead. Reorder and simplify checks.
4234 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4236 2010-04-08 Jing Yu <jingyu@google.com>
4237 Zdenek Dvorak <ook@ucw.cz>
4239 PR tree-optimization/42720
4240 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4241 loop unswitch conditions here from ...
4242 (tree_unswitch_single_loop): ... here.
4244 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4246 * tree-if-conv.c: Fix comments and simplify logic.
4248 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4250 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4251 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4252 (main_tree_if_conversion): Update call to tree_if_conversion.
4254 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4257 * doc/invoke.texi (-b,-V): Delete.
4258 * doc/tm.texi: Do not mention -b.
4259 * gcc.c (display_help): Delete -b and -V.
4260 (process_command): Delete -b and -V.
4261 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4263 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4264 Wolfgang Gellerich <gellerich@de.ibm.com>
4266 Implement target hook for loop unrolling
4267 * target.h (loop_unroll_adjust): Add a new target hook function.
4268 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4269 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4270 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4271 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4272 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4274 (decide_unroll_stupid): Likewise.
4276 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4279 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4281 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4283 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4284 (Specific, *-*-solaris2*): Likewise.
4285 Don't prefer Sun as over GNU as.
4287 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4289 * config/s390/s390.c (override_options): Adjust the z10 defaults
4290 for max-unroll-times, max-completely-peeled-insns
4291 and max-completely-peel-times.
4293 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4295 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4296 instructions for z10.
4297 (s390_expand_setmem): Likewise.
4298 (s390_expand_cmpmem): Likewise.
4300 2010-04-08 Richard Guenther <rguenther@suse.de>
4302 PR tree-optimization/43679
4303 * tree-ssa-pre.c (eliminate): Only propagate copies.
4305 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4308 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4309 set but not used variable warning.
4311 2010-04-08 Wei Guozhi <carrot@google.com>
4314 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4315 (arm_size_rtx_costs): Call the new function when optimized for size.
4317 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4320 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4321 op0 is not a MEM, just return NULL instead of assertion
4323 (discover_nonconstant_array_refs): Don't walk debug stmts.
4325 2010-04-08 Doug Kwan <dougkwan@google.com>
4327 * configure.ac: Recognize gold and do not use its version number
4328 to test ld features.
4329 * configure: Regenerate.
4331 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4334 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4335 (negate_value): Move code to push elements to broken_up_substracts ...
4336 (eliminate_plus_minus_pair): ... here. Push operands that have no
4337 negative pair to plus_negates.
4338 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4340 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4342 * doc/install.texi (Configuration): Move description of
4343 --enable-lto, --with-libelf*, --enable-gold from Java section to
4346 * doc/generic.texi (Working with declarations)
4347 (Function Properties, C and C++ Trees): Fix typos.
4348 * doc/sourcebuild.texi (Top Level): Likewise.
4350 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4353 * tree.h (DECL_READ_P): Define.
4354 (struct tree_decl_common): Add decl_read_flag.
4355 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4356 a set but not used warning.
4357 (merge_decls): Merge DECL_READ_P flag.
4358 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4359 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4360 * c-common.c (handle_used_attribute, handle_unused_attribute):
4362 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4364 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4366 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4367 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4368 c_parser_binary_expression, c_parser_cast_expression,
4369 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4370 Call default_function_array_read_conversion instead of
4371 default_function_array_conversion where needed.
4372 (c_parser_unary_expression, c_parser_conditional_expression,
4373 c_parser_postfix_expression_after_primary, c_parser_initelt):
4374 Likewise. Call mark_exp_read where needed.
4375 (c_parser_statement_after_labels, c_parser_asm_operands,
4376 c_parser_typeof_specifier, c_parser_sizeof_expression,
4377 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4379 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4381 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4382 (warn_unused_but_set_parameter): Default to warn_unused
4384 * doc/invoke.texi: Document -Wunused-but-set-variable and
4385 -Wunused-but-set-parameter.
4387 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4388 used count variable.
4389 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4390 when operandN variables aren't used in the body of the expander
4392 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4393 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4394 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4395 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4396 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4397 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4398 * tree.c (PROCESS_ARG): Likewise.
4400 2010-04-07 Simon Baldwin <simonb@google.com>
4402 * diagnostic.h (diagnostic_override_option_index): New macro to
4403 set a diagnostic's option_index.
4404 * c-tree.h (c_cpp_error): Add warning reason argument.
4405 * opts.c (_warning_as_error_callback): New.
4406 (register_warning_as_error_callback): Store callback for
4407 warnings enabled via enable_warning_as_error.
4408 (enable_warning_as_error): Call callback, minor code tidy.
4409 * opts.h (register_warning_as_error_callback): Declare.
4410 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4411 response to -Werror=.
4412 (c_common_init_options): Register warning_as_error_callback in opts.c.
4413 * common.opt: Add -Wno-cpp option.
4414 * c-common.c (struct reason_option_codes_t): Map cpp warning
4415 reason codes to gcc option indexes.
4416 * (c_option_controlling_cpp_error): New function, lookup the gcc
4417 option index for a cpp warning reason code.
4418 * (c_cpp_error): Add warning reason argument, call
4419 c_option_controlling_cpp_error for diagnostic_override_option_index.
4420 * doc/invoke.texi: Document -Wno-cpp.
4422 2010-04-07 Richard Guenther <rguenther@suse.de>
4424 * ipa-reference.c (mark_load): Use get_base_address.
4425 (mark_store): Likewise.
4427 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4428 inserting GIMPLE_NOPs into the IL.
4429 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4430 Explicitly strip handled components and indirect references.
4432 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4433 folding address expressions.
4434 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4435 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4436 operand_equal_p to compare decls.
4437 (ptr_deref_may_alias_decl_p): Likewise.
4438 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4439 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4440 Handle reversed comparison ops.
4441 * tree-sra.c (asm_visit_addr): Use get_base_address.
4442 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4443 * ipa-reference.c (mark_address): Use get_base_address.
4445 2010-04-07 Richard Guenther <rguenther@suse.de>
4447 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4448 Propagate constants everywhere.
4450 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4453 * tree.c (MAX_INT_CACHED_PREC): Define.
4454 (nonstandard_integer_type_cache): New array.
4455 (build_nonstandard_integer_type): Cache results for precision
4456 <= MAX_INT_CACHED_PREC.
4458 2010-04-07 Richard Guenther <rguenther@suse.de>
4460 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4461 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4462 * common.opt: Likewise.
4463 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4464 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4465 (nonoverlapping_memrefs_p): Likewise.
4466 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4467 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4468 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4469 OPT_fargument_noalias_global for backward compatibility.
4471 2010-04-07 Richard Guenther <rguenther@suse.de>
4473 PR tree-optimization/43270
4474 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4475 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4476 * tree-ssa-pre.c (phi_translate_1): Adjust.
4477 (fully_constant_expression): Split out vn_reference handling to ...
4478 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4479 Fold reads from constant strings.
4480 (vn_reference_lookup): Handle fully constant references.
4481 (vn_reference_lookup_pieces): Likewise.
4482 * Makefile.in (expmed.o-warn): Add -Wno-error.
4484 2010-04-07 Martin Jambor <mjambor@suse.cz>
4486 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4488 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4491 * gcc.c: Add -static-libstdc++ to list of recognized options.
4493 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4495 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4497 2010-04-07 Richard Guenther <rguenther@suse.de>
4500 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4501 bases build simple mem attributes to retain points-to information.
4503 2010-04-07 Richard Guenther <rguenther@suse.de>
4506 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4507 preserve points-to related information.
4509 2010-04-07 Richard Guenther <rguenther@suse.de>
4512 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4513 discard plain indirect references.
4514 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4515 * tree.c (tree_nop_conversion): Likewise.
4517 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4520 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4522 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4524 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4525 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4527 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4529 * tree-if-conv.c: Fix indentation and comments.
4531 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4533 * tree-if-conv.c: Sort static functions in topological order.
4535 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4537 * tree-if-conv.c: Fix indentation and comments.
4539 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4542 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4543 lang_hooks.types.type_for_size instead of
4544 build_nonstandard_integer_type.
4545 When converting an unsigned type to signed, double its precision.
4546 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4547 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4548 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4551 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4554 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4555 POINTER_PLUS_EXPR for pointer types.
4557 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4560 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4561 * graphite-clast-to-gimple.c: Include langhooks.h.
4562 (max_signed_precision_type): New.
4563 (max_precision_type): Takes two types as arguments.
4564 (precision_for_value): New.
4565 (precision_for_interval): New.
4566 (gcc_type_for_interval): New.
4567 (gcc_type_for_value): New.
4568 (gcc_type_for_clast_term): New.
4569 (gcc_type_for_clast_red): New.
4570 (gcc_type_for_clast_bin): New.
4571 (gcc_type_for_clast_expr): Split up into several functions.
4572 (gcc_type_for_clast_eq): Rewritten.
4573 (compute_bounds_for_level): New.
4574 (compute_type_for_level_1): New.
4575 (compute_type_for_level): New.
4576 (gcc_type_for_cloog_iv): Removed.
4577 (gcc_type_for_iv_of_clast_loop): Rewritten.
4578 (graphite_create_new_loop): Compute the lower and upper bound types
4579 with gcc_type_for_clast_expr.
4580 (graphite_create_new_loop_guard): Same.
4581 (find_cloog_iv_in_expr): Removed.
4582 (compute_cloog_iv_types_1): Removed.
4583 (compute_cloog_iv_types): Removed.
4584 (gloog): Do not call compute_cloog_iv_types.
4585 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4587 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4588 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4589 (GBB_CLOOG_IV_TYPES): Removed.
4591 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4593 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4594 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4595 (detect_commutative_reduction): Same.
4597 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4599 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4600 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4602 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4603 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4604 (rewrite_commutative_reductions_out_of_ssa): Same.
4605 * passes.c (execute_function_todo): Call verify_ssa for every pass
4606 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4607 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4608 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4609 with an extra argument.
4610 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4611 verify_ssa only when the extra argument is true.
4612 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4613 with an extra argument.
4614 (tree_transform_and_unroll_loop): Same.
4616 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4618 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4619 for all the passes of the LNO having LOOP_CLOSED_SSA.
4620 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4621 * tree-loop-distribution.c (pass_loop_distribution): Same.
4622 * tree-pass.h (TODO_verify_loops): Removed.
4623 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4625 (pass_tree_unswitch): Same.
4626 (pass_predcom): Same.
4627 (pass_vectorize): Same.
4628 (pass_linear_transform): Same.
4629 (pass_graphite_transforms): Same.
4630 (pass_iv_canon): Same.
4631 (pass_complete_unroll): Same.
4632 (pass_complete_unrolli): Same.
4633 (pass_parallelize_loops): Same.
4634 (pass_loop_prefetch): Same.
4635 (pass_iv_optimize): Same.
4637 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4640 * passes.c (init_optimization_passes): Move pass_lim before
4641 pass_copy_prop and pass_dce_loop.
4643 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4646 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4647 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4648 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4649 MULTI_* defines for 4 argument vpermil2p* builtins.
4651 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4653 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4654 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4655 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4656 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4657 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4658 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4659 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4660 Use x86_maybe_negate_const_int to output insn mnemonic.
4661 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4662 check from instruction predicate. Update comments.
4663 * config/i386/sync.md (sync_add<mode>): Use
4664 x86_maybe_negate_const_int to output insn mnemonic.
4666 2010-04-06 Jan Hubicka <jh@suse.cz>
4668 PR tree-optimization/42906
4669 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4670 IGNORE_SELF argument. Set visited_control_parents for fully
4672 (find_obviously_necessary_stmts): Update call of
4673 mark_control_dependent_edges_necessary.
4674 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4676 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4678 * config/i386/i386.md: Remove comment about 'e' and 'E'
4681 2010-04-06 Richard Guenther <rguenther@suse.de>
4683 PR tree-optimization/43627
4684 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4685 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4688 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4690 * BASE-VER: Change to 4.6.0.
4693 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4696 2010-04-06 Richard Guenther <rguenther@suse.de>
4699 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4701 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4703 * doc/invoke.texi (Optimize Options): Document that LTO
4704 won't remove object access purely due to incompatible
4707 2010-04-04 Matthias Klose <doko@ubuntu.com>
4709 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4710 Initialize variable.
4712 2010-04-03 Richard Guenther <rguenther@suse.de>
4715 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4716 require a non-NULL MEM_OFFSET.
4718 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4720 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4721 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4722 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4723 config/alpha/predicates.md, config/arm/arm.md,
4724 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4725 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4726 config/darwin9.h, config/darwin.c, config/darwin.h,
4727 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4728 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4729 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4730 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4731 config/mips/mips.md, config/mn10300/mn10300.c,
4732 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4733 config/rs6000/aix.h, config/rs6000/dfp.md,
4734 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4735 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4736 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4737 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4738 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4739 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4740 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4741 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4742 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4743 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4744 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4745 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4746 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4747 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4748 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4749 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4750 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4751 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4752 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4753 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4754 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4755 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4756 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4757 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4758 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4759 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4760 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4761 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4762 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4763 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4764 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4765 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4766 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4767 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4768 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4769 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4771 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4774 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4775 * aclocal.m4: Regenerate.
4777 2010-04-02 Richard Guenther <rguenther@suse.de>
4779 PR tree-optimization/43629
4780 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4781 if we have seen a constant value.
4783 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4785 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4787 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4790 * arm.c (legitimize_tls_address): Adjust call to
4791 gen_tls_load_dot_plus_four.
4792 (arm_note_pic_base): New function.
4793 (arm_cannot_copy_insn_p): Use it.
4794 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4797 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4802 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4804 * Makefile.in ($(out_object_file)): Depend on
4805 gt-$(basename $(notdir $(out_file))).h.
4807 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4809 * config.gcc (lm32-*-rtems*): Add t-lm32.
4811 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4813 * config.gcc: Add lm32-*-rtems*.
4814 * config/lm32/rtems.h: New file.
4816 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4819 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4821 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4823 * dwarf2out.c (output_compilation_unit_header): For
4824 -gdwarf-4 use version 4 instead of version 3.
4825 (output_line_info): For version 4 and above emit additional
4826 maximum ops per insn header field.
4827 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4829 * dwarf2out.c (is_c_family, is_java): Remove.
4830 (lower_bound_default): New function.
4831 (add_bound_info, gen_descr_array_type_die): Use it.
4833 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4836 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4837 re-declaration when it happens in a function.
4839 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4841 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4842 (cgraph_remove_function_insertion_hook): Same.
4843 (cgraph_call_function_insertion_hooks): Same.
4845 2010-04-01 Richard Guenther <rguenther@suse.de>
4848 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4849 and TREE_THIS_VOLATILE.
4850 (copy_ref_info): Likewise.
4851 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4852 * tree.c (build6_stat): Ignore side-effects of all but arg5
4853 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4856 2010-04-01 Richard Guenther <rguenther@suse.de>
4858 PR tree-optimization/43607
4859 * ipa-type-escape.c (check_call): Do not access non-existing
4862 2010-04-01 Richard Guenther <rguenther@suse.de>
4866 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4867 Jack Howarth <howarth@bromo.med.uc.edu>
4869 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4872 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4874 * doc/install.texi (Prerequisites): Document libelf usability on
4875 IRIX 5/6 and Solaris 2.
4876 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4877 Update GNU as, GNU ld requirements.
4878 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4879 Document Sun Studio compiler download.
4880 Update and simplify as, ld recommendations.
4881 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4883 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4885 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4886 with_tune_32 to pentium4.
4888 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4890 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4892 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4894 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4895 obsoletion, removal.
4897 Document GNU as requirement.
4898 Update configure requirements.
4899 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4900 Recomment IRIX 6.5.18+.
4901 Document IDF/IDL requirement.
4902 Document GNU as requirement.
4903 Document GNU ld bootstrap failure.
4904 Remove freeware.sgi.com reference.
4906 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4908 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4909 UNIX V4.0, V5.0 obsoletion, removal.
4910 Remove --with-gc=simple reference.
4911 Update VM requirements during bootstrap.
4912 Remove -oldas bootstrap description.
4913 Update binutils reference.
4914 Remove comparison failure note.
4916 2010-03-31 Richard Guenther <rguenther@suse.de>
4917 Zdenek Dvorak <ook@ucw.cz>
4918 Sebastian Pop <sebastian.pop@amd.com>
4921 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4922 with multiple arguments.
4923 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4925 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4927 * graphite-dependences.c (print_pddr): Call print_pdr with an
4929 * graphite-poly.c (debug_pdr): Add an extra argument for the
4932 (print_pbb_domain): Same.
4934 (print_scop_context): Same.
4936 (print_cloog): Same.
4937 (debug_pbb_domain): Same.
4941 (debug_scop_context): Same.
4943 (debug_cloog): Same.
4944 (print_scop_params): Same.
4945 (debug_scop_params): Same.
4946 (print_iteration_domain): Same.
4947 (print_iteration_domains): Same.
4948 (debug_iteration_domain): Same.
4949 (debug_iteration_domains): Same.
4950 (print_scattering_function): Same.
4951 (print_scattering_functions): Same.
4952 (debug_scattering_function): Same.
4953 (debug_scattering_functions): Same.
4954 * graphite-poly.h (debug_pdr): Update declaration.
4956 (print_pbb_domain): Same.
4958 (print_scop_context): Same.
4960 (print_cloog): Same.
4961 (debug_pbb_domain): Same.
4965 (debug_scop_context): Same.
4967 (debug_cloog): Same.
4968 (print_scop_params): Same.
4969 (debug_scop_params): Same.
4970 (print_iteration_domain): Same.
4971 (print_iteration_domains): Same.
4972 (debug_iteration_domain): Same.
4973 (debug_iteration_domains): Same.
4974 (print_scattering_function): Same.
4975 (print_scattering_functions): Same.
4976 (debug_scattering_function): Same.
4977 (debug_scattering_functions): Same.
4979 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4981 * graphite-poly.c (print_scattering_function_1): New.
4982 (print_scattering_function): Call it.
4983 (print_scop_params): Remove spaces at the end of lines.
4986 * graphite-poly.h (print_cloog): Declared.
4987 (debug_cloog): Declared.
4989 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4991 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4993 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4994 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4995 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4996 to switch between adding the IV bump in loop->latch or in loop->header.
4998 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5000 * graphite-poly.c (print_scattering_function): Pretty print following
5003 (print_pbb_domain): Same.
5004 (dump_gbb_cases): Same.
5005 (dump_gbb_conditions): Same.
5008 (print_scop_params): Same.
5009 (print_scop_context): Same.
5011 (print_pbb_body): New.
5012 (lst_indent_to): New.
5013 (print_lst): Start new lines with a #.
5014 * graphite-poly.h (pbb_bb): New.
5015 (pbb_index): Use pbb_bb.
5016 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5018 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5020 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5022 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5023 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5024 and 0 instead of 1 for dw_val_class_flag.
5025 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5026 dw_val_class_range_list, dw_val_class_loc_list,
5027 dw_val_class_lineptr and dw_val_class_macptr, use
5028 DW_FORM_flag_present for dw_val_class_flag and
5029 DW_FORM_exprloc for dw_val_class_loc.
5030 (output_die): For -gdwarf-4 print dw_val_class_loc
5031 size as uleb128 instead of 1 or 2 bytes and don't print
5032 anything for dw_val_class_flag.
5034 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5035 instead of cselib_lookup following by tweaking locs->setting_insn.
5038 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5039 even before returning from label, setjmp call or volatile asm
5042 2010-03-31 Richard Guenther <rguenther@suse.de>
5045 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5046 temporary data on stack.
5048 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5050 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5051 (PUSHSECTION_ASM_OP): Remove.
5052 (POPSECTION_ASM_OP): Remove.
5053 (PUSHSECTION_FORMAT): Remove.
5054 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5055 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5056 * config/sol2.c (solaris_output_init_fini): Use it.
5058 2010-03-31 Jie Zhang <jie@codesourcery.com>
5061 * opt-functions.awk (var_type_struct): Use signed char type
5062 for simple variables.
5064 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5066 * config/sol2.c: Include output.h.
5067 (solaris_assemble_visibility): New function.
5068 * config/t-sol2 (sol2.o): Add output.h dependency.
5069 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5070 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5073 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5076 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5077 V2SImode or XFmode on PRE_DEC.
5080 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5083 2010-03-31 Jie Zhang <jie@codesourcery.com>
5086 * reload.h (caller_save_initialized_p): Declare.
5087 * toplev.c (backend_init_target): Don't call
5088 init_caller_save but set caller_save_initialized_p to false.
5089 * caller-save.c (caller_save_initialized_p): Define.
5090 (init_caller_save): Check caller_save_initialized_p.
5091 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5093 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5096 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5097 and soft-fp/t-softfp to tmake_file.
5098 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5099 (LIBGCC2_TF_CEXT): Define.
5102 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5105 * cselib.c (n_useless_values): Document handling of debug locs.
5106 (n_useless_debug_values, n_debug_values): New variables.
5107 (new_elt_loc_list): Don't add to debug values, keep count.
5108 (promote_debug_loc): New.
5109 (cselib_reset_table): Zero new variables.
5110 (entry_and_rtx_equal_p): Promote debug locs.
5111 (discard_useless_locs): Increment n_useless_debug_values for
5113 (remove_useless_values): Adjust n_useless_values and n_debug_values
5114 with n_useless_debug_values.
5115 (add_mem_for_addr): Promote debug locs.
5116 (cselib_lookup_mem): Likewise.
5117 (cselib_lookup_addr): Renamed to...
5118 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5119 (cselib_log_lookup): ... this. Turn into...
5120 (cselib_lookup_addr): ... new wrapper.
5121 (cselib_lookup_from_insn): New.
5122 (cselib_invalidate_regno): Increment n_useless_debug_values for
5124 (cselib_invalidate_mem): Likewise.
5125 (cselib_process_insn): Take n_deleted and n_debug_values into
5126 account to guard remove_useless_value call.
5127 (cselib_finish): Zero n_useless_debug_values.
5128 * cselib.h (cselib_lookup_from_insn): Declare.
5129 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5130 (sched_analyze_2): Likewise.
5132 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5134 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5136 (adjust_mems): Replace narrowing SUBREG of expression containing
5137 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5138 with operations in the narrower mode.
5141 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5142 regs_invalidated_by_call instead all call_used_reg_set registers.
5144 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5147 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5148 pointer comparisons with types_compatible_p.
5149 * tree-vect-stmts.c (vectorizable_call): Same.
5150 (vectorizable_condition): Same.
5152 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5154 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5155 stack check if the mask would be zero.
5157 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5158 Jack Howarth <howarth@bromo.med.uc.edu>
5160 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5163 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5166 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5168 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5169 Include ___unordxf2 and ___unordtf2.
5170 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5173 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5175 * config/lm32/t-lm32: New file.
5176 * config.gcc: Use the above file when targetting lm32.
5178 2010-03-28 Duncan Sands <baldrick@free.fr>
5180 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5182 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5185 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5186 Improve vectorization cost model diagnostic.
5188 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5191 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5192 compute_data_dependences_for_loop returns false, early exit
5193 and output an extra diagnostic for the failed data reference
5196 2010-03-29 Richard Guenther <rguenther@suse.de>
5198 PR tree-optimization/43560
5199 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5200 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5202 2010-03-29 Jie Zhang <jie@codesourcery.com>
5205 * toplev.c (process_options): Set optimization_default_node
5206 and optimization_current_node.
5207 * opts.c (decode_options): Don't set optimization_default_node
5208 and optimization_current_node.
5210 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5212 * config/rtems.h: Abandon -qrtems_debug.
5214 2010-03-28 Jan Hubicka <jh@suse.cz>
5216 PR tree-optimization/43505
5217 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5218 map should not be copied.
5220 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5223 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5224 cdtors, set DECL_PRESERVE_P.
5225 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5228 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5230 PR tree-optimization/43528
5231 * stor-layout.c (place_field): Check that constant fits into
5232 unsigned HWI when skipping calculation of MS bitfield layout.
5234 2010-03-27 Jan Hubicka <jh@suse.cz>
5237 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5238 notice_global_symbol work.
5240 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5242 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5243 instead of dwarf2out_decl.
5244 (struct var_loc_node): Remove section_label field.
5245 (dwarf2out_function_decl): New function.
5246 (dwarf2out_var_location): Don't set section_label field.
5247 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5249 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5251 PR tree-optimization/43544
5252 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5253 First argument for builtin vectorized function hook is now a
5254 tree to be able to distinguish between machine specific and
5256 * targhooks.c (default_builtin_vectorized_function): Ditto.
5257 * targhooks.h (default_builtin_vectorized_function): Ditto.
5258 * target.h (struct gcc_target): Ditto.
5259 * tree-vect-stmts.c (vectorizable_function): Ditto.
5260 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5261 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5264 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5267 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5268 nested binding iff it is a FUNCTION_DECL.
5269 (store_parm_decls_newstyle): Pass nested=true to bind for
5270 FUNCTION_DECLs amongst parameters.
5272 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5274 * var-tracking.c (vt_expand_loc_callback): Don't run
5275 cselib_expand_value_rtx_cb in dummy mode if
5276 cselib_dummy_expand_value_rtx_cb returned false.
5278 * var-tracking.c (emit_note_insn_var_location): For one part
5279 notes with offset 0, don't add EXPR_LIST around the location.
5280 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5281 add_location_or_const_value_attribute): Adjust for that change.
5284 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5285 into first operand and location into second.
5286 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5287 dw_cfi_oprnd_loc for DW_CFA_expression.
5288 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5289 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5290 assume first argument is regnum and second argument is location.
5292 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5295 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5296 of scratch register to DImode. Split to DImode comparison operator.
5297 Use SImode subreg of scratch register in the multiplication.
5298 (*cmp_sadd_sidi): Ditto.
5299 (*cmp_ssub_si): Ditto.
5300 (*cmp_ssub_sidi): Ditto.
5302 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5305 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5306 Remove invalid assert and wrong comment.
5308 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5311 * flags.h (final_insns_dump_p): New extern.
5312 * final.c (final_insns_dump_p): New variable.
5313 (rest_of_clean_state): Set it before -fdump-final-insns=
5314 dumping, clear afterwards.
5315 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5316 MEM_ALIAS_SET on MEMs.
5318 2010-03-26 David S. Miller <davem@davemloft.net>
5320 * configure.ac: Fix sparc GOTDATA_OP bug check.
5321 * configure: Rebuild.
5323 2010-03-26 Alan Modra <amodra@gmail.com>
5325 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5327 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5329 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5330 TLS_SECTION_ASM_FLAG.
5332 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5335 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5336 Clear first_function_block_is_cold.
5339 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5340 argument if the argument is truth_value_p.
5342 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5344 * config/rs6000/constraints.md: Update copyright year for my changes.
5347 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5348 used in reg+reg addressing, swap registers.
5350 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5353 * target.h (struct gcc_target): Add code_end hook.
5354 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5356 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5357 * toplev.c (compile_file): Call targetm.asm_out.code_end
5358 hook before unwind info/debug info output.
5359 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5360 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5361 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5362 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5363 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5364 * config/i386/i386.c (ix86_file_end): Renamed to...
5365 (ix86_code_end): ... this. Make static. Don't call
5366 file_end_indicate_exec_stack. Emit unwind info using
5367 final_start_function/final_end_function.
5368 (darwin_x86_file_end): Remove.
5369 (TARGET_ASM_CODE_END): Define.
5370 * config/i386/i386.h (TARGET_ASM_FILE_END,
5371 NEED_INDICATE_EXEC_STACK): Don't define.
5372 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5373 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5374 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5375 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5378 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5379 at the beginning and final_end_function at the end.
5380 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5382 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5384 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5385 and Sun as TLS syntax.
5386 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5387 * configure: Regenerate.
5388 * config.in: Regenerate.
5389 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5390 (default_elf_asm_named_section): Use it.
5391 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5392 (i386_output_dwarf_dtprel): Likewise.
5393 (output_addr_const_extra): Likewise.
5394 (output_pic_addr_const): Lowercase @GOTTPOFF.
5395 (output_addr_const_extra): Likewise.
5396 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5397 (output_addr_const_extra): Likewise.
5398 (output_pic_addr_const): Lowercase @INDNTPOFF.
5399 (output_addr_const_extra): Likewise.
5400 (output_pic_addr_const): Lowercase @NTPOFF.
5401 (output_addr_const_extra): Likewise.
5402 (output_pic_addr_const): Lowercase @TPOFF.
5403 (output_addr_const_extra): Likewise.
5404 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5405 (*tls_global_dynamic_64): Likewise.
5406 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5407 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5409 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5410 (ASM_OUTPUT_TLS_COMMON): Use it.
5411 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5414 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5415 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5416 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5417 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5418 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5419 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5421 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5423 * config/i386/i386.c (override_options): Don't accept
5424 -mtls-dialect=sun any longer.
5425 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5426 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5427 (*tls_local_dynamic_base_32_sun): Likewise.
5428 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5430 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5433 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5434 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5437 * ira.c (adjust_cleared_regs): New function.
5438 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5442 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5444 * expr.c (expand_expr_real): Restore previous
5445 curr_insn_source_location and curr_insn_block after
5446 expand_expr_real_1 call.
5447 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5448 instead of expand_expr_real_1.
5450 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5452 PR rtl-optimization/43413
5453 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5456 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5459 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5460 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5462 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5464 * config/i386/i386.c (ix86_target_string): Add -mfma.
5465 Fix a typo in comment.
5467 2010-03-22 Mike Stump <mikestump@comcast.net>
5470 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5471 Don't overly align based upon packed packed fields.
5473 2010-03-22 Jason Merrill <jason@redhat.com>
5475 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5476 Use () rather than [], and move before the element type.
5478 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5480 * doc/configfiles.texi (Configuration Files): Removed
5481 fixinc/Makefile*, intl/Makefile.*.
5482 * doc/makefile.texi: Fixed markup. Abstract from version
5483 control system used.
5484 (Makefile): Removed obsolete gcc/java/parse.y example.
5485 * doc/sourcebuild.texi: Likewise.
5486 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5487 libgomp, libssp. Removed fastjar.
5488 (Miscellaneous Docs): Clarify location.
5489 Added COPYING3, COPYING3.LIB.
5490 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5492 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5495 * config/i386/i386.c (x86_function_profiler)
5496 [!NO_PROFILE_COUNTERS]: Fix typo.
5497 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5500 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5501 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5503 * doc/sourcebuild.texi (Test Directives): Split into six
5504 subsections, with most of the current text in new subsections
5505 Directives, Selectors, and Final Actions.
5506 (Directives): Split list of test directives into multiple
5508 (Selectors): Describe use and syntax of selectors.
5509 (Effective-Target Keywords): Describe all existing keywords.
5510 (Add Options): Describe features for dg-add-options.
5511 (Require Support): Describe variants of dg-require-support.
5512 (Final Actions): Describe commands to use in dg-final.
5514 2010-03-22 Michael Matz <matz@suse.de>
5517 * recog.c (validate_replace_rtx_group): Replace also in
5518 REG_EQUAL and REG_EQUIV notes.
5520 2010-03-22 Richard Guenther <rguenther@suse.de>
5522 PR tree-optimization/43390
5523 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5524 sure vector extracts are type correct.
5526 2010-03-22 Richard Guenther <rguenther@suse.de>
5529 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5530 x * sqrt (x) even when optimizing for size if the target
5531 has native support for sqrt.
5533 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5535 * varasm.c (make_decl_rtl_for_debug): Also clear
5536 flag_mudflap for the duration of make_decl_rtl call.
5539 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5540 locs from preserved VALUEs.
5542 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5545 * pa.md (movmemsi): Set align to one if zero.
5546 (movmemdi): Likewise.
5548 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5551 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5552 with their corresponding prologue pushes.
5554 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5557 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5558 at the begining or end.
5559 (spu_expand_epilogue): Likewise.
5561 2010-03-20 Richard Guenther <rguenther@suse.de>
5563 PR rtl-optimization/43438
5564 * combine.c (make_extraction): Properly zero-/sign-extend an
5565 extraction of the low part of a CONST_INT. Also handle
5568 2010-03-19 Mike Stump <mikestump@comcast.net>
5570 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5571 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5572 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5574 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5577 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5580 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5582 PR rtl-optimization/42258
5583 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5584 use that may match DEF.
5587 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5588 the cost of loading the constant rather than assuming
5590 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5591 outer code is AND, do the same tests as the andsi3 expander and
5592 return COSTS_N_INSNS (1) if and is cheap.
5594 * optabs.c (avoid_expensive_constant): Fix formatting.
5596 2010-03-19 Michael Matz <matz@suse.de>
5599 * attribs.c (decl_attributes): When rebuilding a function pointer
5600 type use the same qualifiers as the original pointer type.
5602 2010-03-19 Martin Jambor <mjambor@suse.cz>
5604 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5605 and is_gimple_ip_invariant_address.
5607 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5610 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5612 * config/arm/arm.c (arm_override_options): Turn off
5613 flag_dwarf2_cfi_asm for AAPCS variants.
5615 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5618 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5619 Use PRE_MODIFY instead of PRE_DEC.
5620 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5621 (vfp_emit_fstmd): Likewise.
5623 2010-03-19 Michael Matz <matz@suse.de>
5626 * builtins.c (expand_builtin_interclass_mathfn,
5627 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5630 2010-03-19 Richard Guenther <rguenther@suse.de>
5632 PR tree-optimization/43415
5633 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5634 (phi_translate_1): ... this.
5635 (phi_translate): Move all caching here. Cache all NARY
5636 and REFERENCE translations.
5638 2010-03-19 David S. Miller <davem@davemloft.net>
5640 With help from Eric Botcazou.
5641 * config/sparc/sparc.c: Include dwarf2out.h.
5642 (emit_pic_helper): Delete.
5643 (pic_helper_symbol_name): Delete.
5644 (pic_helper_emitted_p): Delete.
5645 (pic_helper_needed): New.
5646 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5647 (get_pc_thunk_name): New.
5648 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5649 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5650 Set pic_helper_needed to true. Don't call emit_pic_helper.
5651 (sparc_expand_prologue): Update load_pic_register call.
5652 (sparc_output_mi_thunk): Likewise.
5653 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5654 thunk if possible. Output CFI information as needed.
5656 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5657 Jack Howarth <howarth@bromo.med.uc.edu>
5660 * config/i386/i386.h: Fix ABI on darwin x86-32.
5662 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5664 * tree.h: Declare make_decl_rtl_for_debug.
5665 * varasm.c (make_decl_rtl_for_debug): New.
5666 * dwarf2out.c (rtl_for_decl_location): Call it.
5667 * cfgexpand.c (expand_debug_expr): Call it.
5669 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5672 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5676 * var-tracking.c (vt_init_cfa_base): Do nothing if
5677 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5679 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5682 * var-tracking.c (canonicalize_vars_star): New.
5683 (dataflow_post_merge_adjust): Use it.
5685 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5688 * var-tracking.c (non_suitable_const): New function.
5689 (add_uses): For DEBUG_INSNs with constants, don't record any
5690 value, instead just the constant value itself.
5691 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5692 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5693 (emit_notes_in_bb): Likewise.
5694 (emit_note_insn_var_location): For onepart variables if
5695 cur_loc is a VOIDmode constant, use DECL_MODE.
5697 2010-03-18 Martin Jambor <mjambor@suse.cz>
5700 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5701 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5702 all non-clones. Moved call redirection...
5703 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5704 (cgraph_materialize_all_clones): Dispose of all
5705 combined_args_to_skip bitmaps.
5706 (verify_cgraph_node): Do not check for edges pointing to wrong
5707 nodes in inline clones.
5708 * tree-inline.c (copy_bb): Call
5709 cgraph_redirect_edge_call_stmt_to_callee.
5710 * ipa.c (cgraph_remove_unreachable_nodes): Call
5711 cgraph_node_remove_callees even when there are used clones.
5713 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5715 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5717 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5720 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5723 2010-03-18 Michael Matz <matz@suse.de>
5726 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5727 into sqrt(x) if we need to preserve signed zeros.
5729 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5730 Eric Botcazou <ebotcazou@adacore.com>
5732 PR rtl-optimization/43360
5733 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5734 note if we don't know its invariant status.
5736 2010-03-18 Michael Matz <matz@suse.de>
5738 PR tree-optimization/43402
5739 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5740 PHI chains of ssa names registered for update.
5742 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5745 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5746 non-offsettable and pre_modify update addressing.
5747 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5748 and "2" alternatives "#".
5749 (*movdd_softfloat32): Make all alternatives "#";
5750 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5751 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5752 (*movdf_softfloat32): Make all alternatives "#";
5753 (movdi): Use the new DIFD mode iterator to create a common splitter
5754 for movdi, movdf and movdd patterns.
5756 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5758 * common.opt (dumpdir): Remove redundant tab.
5760 2010-03-17 Martin Jambor <mjambor@suse.cz>
5762 PR tree-optimization/43347
5763 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5764 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5766 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5768 PR rtl-optimization/42216
5769 * regrename.c (create_new_chain): New function, broken out from...
5770 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5771 appending a use to an empty chain.
5772 (build_def_use): Remove previous changes that convert OP_INOUT to
5773 OP_OUT operands; instead detect the case where an OP_INOUT operand
5774 uses a previously untracked register and create an empty chain for it.
5776 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5778 * doc/extend.texi (Function Attributes): Rewrite unfinished
5779 sentence in ms_abi documentation.
5781 2010-03-17 Alan Modra <amodra@gmail.com>
5783 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5784 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5785 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5786 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5788 2010-03-16 Richard Henderson <rth@redhat.com>
5791 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5792 (lower_try_finally): Save and restore eh_seq around the expansion
5795 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5797 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5798 statements before splitting block.
5800 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5802 * doc/sourcebuild.texi (Testsuites): Fix markup.
5803 Use pathnames relative to gcc/testsuite.
5804 (Test Directives): Move description of how timeout is determined.
5805 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5806 (C Tests): Correct gcc.misc-tests directory.
5807 Framework tests now live in gcc.test-framework.
5809 2010-03-16 Richard Guenther <rguenther@suse.de>
5812 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5813 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5815 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5816 Alexandre Oliva <aoliva@redhat.com>
5818 PR tree-optimization/42917
5819 * lambda-code.c (remove_iv): Skip debug statements.
5820 (lambda_loopnest_to_gcc_loopnest): Likewise.
5821 (not_interesting_stmt): Debug statements are not interesting.
5823 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5827 * cselib.c (cselib_preserve_constants,
5828 cfa_base_preserved_val): New static variables.
5829 (preserve_only_constants): New function.
5830 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5831 clear its REG_VALUES. If cselib_preserve_constants, don't
5832 empty the whole hash table, but preserve there VALUEs with constants,
5833 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5834 (cselib_preserve_cfa_base_value): New function.
5835 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5836 (cselib_init): Change argument to int bitfield. Set
5837 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5839 (cselib_finish): Clear cselib_preserve_constants and
5840 cfa_base_preserved_val.
5841 * cselib.h (enum cselib_record_what): New enum.
5842 (cselib_init): Change argument to int.
5843 (cselib_preserve_cfa_base_value): New prototype.
5844 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5845 * dse.c (dse_step1): Likewise.
5846 * cfgcleanup.c (thread_jump): Likewise.
5847 * sched-deps.c (sched_analyze): Likewise.
5848 * gcse.c (local_cprop_pass): Likewise.
5849 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5850 If FN is non-NULL, call the callback always and whenever it returns
5851 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5852 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5853 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5854 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5855 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5856 * var-tracking.c: Include recog.h.
5857 (bb_stack_adjust_offset): Remove.
5858 (vt_stack_adjustments): Don't call it, instead just gather the
5859 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5860 (adjust_stack_reference): Remove.
5861 (compute_cfa_pointer): New function.
5862 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5863 (struct adjust_mem_data): New type.
5864 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5866 (get_address_mode): New function.
5867 (replace_expr_with_values): Use it.
5868 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5869 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5870 (adjust_sets): Remove.
5871 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5872 Use get_address_mode.
5873 (get_adjusted_src): Remove.
5874 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5875 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5876 (add_with_sets): Don't call adjust_sets.
5877 (fp_setter, vt_init_cfa_base): New functions.
5878 (vt_initialize): Change return type to bool. Move most of pool etc.
5879 initialization to the beginning of the function from end. Pass
5880 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5881 If !frame_pointer_needed, call vt_stack_adjustment before mos
5882 vector is filled, call vt_init_cfa_base if argp/framep has been
5883 eliminated to sp. If frame_pointer_needed and argp/framep has
5884 been eliminated to hard frame pointer, set
5885 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5886 encountering fp setter in the prologue. For MO_ADJUST, call
5887 log_op_type before pusing the op into mos vector, not afterwards.
5888 Call adjust_insn before cselib_process_insn/add_with_sets,
5889 call cancel_changes (0) afterwards.
5890 (variable_tracking_main_1): Adjust for vt_initialize calling
5891 vt_stack_adjustments and returning whether it succeeded or not.
5893 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5895 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5898 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5900 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5902 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5903 drap_reg has not been set.
5905 2010-03-15 Michael Matz <matz@suse.de>
5908 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5909 use it to expand block copies.
5910 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5911 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5912 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5914 2010-03-15 Richard Guenther <rguenther@suse.de>
5916 PR tree-optimization/43367
5917 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5920 2010-03-15 Richard Guenther <rguenther@suse.de>
5922 PR tree-optimization/43317
5923 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5925 2010-03-15 Martin Jambor <mjambor@suse.cz>
5927 PR tree-optimization/43141
5928 * tree-sra.c (create_abstract_origin): New function.
5929 (modify_function): Call create_abstract_origin.
5931 2010-03-15 Chris Demetriou <cgd@google.com>
5933 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5936 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5939 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5940 call insert_out_of_ssa_copy for default definitions.
5942 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5944 * graphite-clast-to-gimple.c (my_long_long): Defined.
5945 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5946 * graphite-sese-to-poly.c (my_long_long): Defined.
5947 (scop_ivs_can_be_represented): Use it.
5949 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5951 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5952 graphite-max-bbs-per-function, and loop-block-tile-size.
5953 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5955 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5957 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5959 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5960 forward declaration.
5961 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5962 (add_upper_bounds_from_estimated_nit): New.
5963 (build_loop_iteration_domains): Use it.
5965 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5967 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5969 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5972 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5973 should be an INTEGER_CST. Also handle CASE_CONVERT.
5975 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5977 * graphite.c (graphite_initialize): To bound the number of bbs per
5978 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5979 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5980 * doc/invoke.texi: Document it.
5982 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5984 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5985 * graphite-sese-to-poly.h (build_poly_scop): Same.
5987 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5989 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5990 the number of parameters in the scop. Use as an upper bound
5991 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5992 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5993 * doc/invoke.texi: Document it.
5995 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5997 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5998 * doc/c-tree.texi: Remove.
5999 * doc/generic.texi: Merge c-tree.texi here.
6000 * doc/gccint.texi (Trees): Remove menu entry.
6001 (c-tree.texi): Remove @include.
6002 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6003 * doc/languages.texi (Reading RTL): Ditto.
6005 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6008 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6010 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6013 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6014 code added to work around reload clobbering CONST insns.
6016 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6018 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6019 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6020 (cselib_preserve_only_values): Remove retain argument, don't
6021 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6022 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6023 * var-tracking.c (micro_operation): Move insn field before union.
6024 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6025 (struct variable_tracking_info_def): Remove n_mos field, change
6026 mos into a vector of micro_operations.
6027 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6028 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6029 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6030 changing into a vector.
6031 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6032 come before all other uops generated by add_stores.
6033 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6035 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6036 a vector. Run just one pass over the bbs instead of separate counting
6037 and computation phase.
6038 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6041 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6042 into *nonlocalized_list vector.
6043 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6044 even if origin is non-NULL.
6045 (gen_variable_die): Likewise.
6046 (process_scope_var): Don't change origin.
6047 (gen_decl_die): Likewise.
6048 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6049 before adding new edges instead of after it, fix moving over
6052 2010-03-11 David S. Miller <davem@davemloft.net>
6054 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6056 * configure: Rebuild.
6058 2010-03-11 Martin Jambor <mjambor@suse.cz>
6060 PR tree-optimization/43257
6061 * tree.c (assign_assembler_name_if_neeeded): New function.
6062 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6064 * tree.h (assign_assembler_name_if_neeeded): Declare.
6065 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6066 the function if needed.
6068 2010-03-11 Chris Demetriou <cgd@google.com>
6070 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6071 include/stdint-gcc.h, and include/stdint.h world-readable.
6073 2010-03-11 Richard Guenther <rguenther@suse.de>
6075 PR tree-optimization/43255
6076 * tree-vrp.c (process_assert_insertions_for): Do not insert
6077 asserts for trivial conditions.
6079 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6081 PR tree-optimization/43280
6082 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6083 generation. Move calculation of size out of the if branch.
6084 (find_bswap): Modify compare number generation.
6086 2010-03-11 Richard Guenther <rguenther@suse.de>
6089 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6090 (input_gimple_stmt): Fixup handled component types during
6091 operand read. Also fix up decls in ADDR_EXPRs.
6093 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6095 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6096 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6098 2010-03-10 Jan Hubicka <jh@suse.cz>
6101 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6102 * varasm.c (get_variable_section): Don't do that here...
6103 (make_decl_rtl): ... and here.
6104 (do_assemble_alias): Produce decl RTL.
6105 (assemble_alias): Likewise.
6107 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6110 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6111 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6113 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6114 (based_loc_descr): Only express drap or vdrap regno based expressions
6115 using DW_OP_fbreg when not optimizing.
6116 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6117 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6118 REG_CFA_SET_VDRAP note.
6120 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6122 PR tree-optimization/43236
6123 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6124 error in calculation of base address in reverse iteration case.
6125 (generate_builtin): Take number of latch executions if the statement
6128 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6131 * tree-eh.c: Include pointer-set.h.
6132 (lower_eh_dispatch): Filter out duplicate case labels and
6133 remove the unneeded edge when the label is unused. Return
6134 true when some edges are removed.
6135 (execute_lower_eh_dispatch): When any lowering resulted in
6136 removing an edge, also delete unreachable blocks.
6138 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6141 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6142 UNSPEC_MACHOPIC_OFFSET.
6144 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6147 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6148 (m68k_delegitimize_address): New function.
6150 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6153 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6156 * var-tracking.c (adjust_sets): New function.
6157 (count_with_sets, add_with_sets): Use it.
6158 (get_adjusted_src): New inline function.
6159 (add_stores): Use it.
6162 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6163 call cselib_dummy_expand_value_rtx_cb instead of
6164 cselib_expand_value_rtx_cb.
6167 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6168 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6169 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6170 and .cfi_endproc around the pic thunks.
6171 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6172 all queued unwind info register saves are saved before the call.
6173 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6174 considered as sp-=4 for unwind info and the pop as sp+=4 which
6175 also clobbers dest, but doesn't actually restore it.
6178 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6179 RTX_FRAME_RELATED_P.
6181 2010-03-09 Jie Zhang <jie@codesourcery.com>
6183 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6184 whitespaces in output template.
6186 2010-03-09 Jie Zhang <jie@codesourcery.com>
6188 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6191 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6193 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6194 builtins.exp in a separate job.
6196 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6198 * graphite-sese-to-poly.c (add_param_constraints): Use
6199 lower_bound_in_type and upper_bound_in_type.
6201 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6203 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6204 instead of unsigned_type_node.
6206 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6207 Reza Yazdani <reza.yazdani@amd.com>
6210 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6211 on pointer type parameters.
6213 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6217 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6218 handle conversions from pointer to integers.
6219 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6220 induction variable, to be able to work with code generated by CLooG.
6221 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6222 (build_poly_scop): Bail out if we cannot codegen a loop.
6224 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6226 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6227 code generation with gloog_error.
6229 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6231 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6232 Call fold_convert on all the returned values.
6233 (expand_scalar_variables_expr): Pass to
6234 expand_scalar_variables_ssa_name the type of the resulting expression.
6236 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6238 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6239 ppl_min_for_le_pointset.
6240 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6241 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6243 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6245 * graphite-dependences.c (map_into_dep_poly): Removed.
6246 (dependence_polyhedron_1): Use combine_context_id_scat.
6248 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6250 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6251 (struct poly_bb): Same.
6252 (combine_context_id_scat): New.
6254 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6257 * sese.c (name_defined_in_loop_p): Return false for default
6260 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6262 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6263 and clean up the logic.
6265 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6267 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6270 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6272 * var-tracking.c (remove_cselib_value_chains): Define only for
6274 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6275 delete_slot_part, emit_notes_for_differences_1): Don't call
6276 remove_cselib_value_chains here.
6277 (set_slot_part, emit_notes_for_differences_2): Don't call
6278 add_cselib_value_chains here.
6279 (preserved_values): New vector.
6280 (preserve_value): New function.
6281 (add_uses, add_stores, vt_add_function_parameters): Use it
6282 instead of cselib_preserve_value.
6283 (changed_values_stack): New vector.
6284 (check_changed_vars_0): New function.
6285 (check_changed_vars_1, check_changed_vars_2): Use it.
6286 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6287 changed_values_stack VALUEs.
6288 (vt_emit_notes): For all preserved_values call
6289 add_cselib_value_chains. If ENABLE_CHECKING call
6290 remove_cselib_value_chains before verifying value_chains is empty.
6291 Initialize and free changed_values_stack.
6292 (vt_initialize): Initialize preserved_values.
6293 (vt_finalize): Free preserved_values.
6295 2010-03-08 Richard Guenther <rguenther@suse.de>
6297 PR tree-optimization/43269
6298 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6301 2010-03-08 Martin Jambor <mjambor@suse.cz>
6303 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6304 (ipa_is_param_called): Removed.
6305 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6306 (ipa_print_node_params): Do not print the called flag.
6307 (ipa_write_node_info): Do not stream the called flag.
6308 (ipa_read_node_info): Likewise.
6310 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6313 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6314 * cselib.c (struct expand_value_data): Add dummy field.
6315 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6317 (cselib_dummy_expand_value_rtx_cb): New function.
6318 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6320 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6321 * var-tracking.c: Include pointer-set.h.
6322 (variable): Change n_var_parts to char from int. Add
6323 cur_loc_changed and in_changed_variables fields.
6324 (variable_canonicalize): Remove.
6325 (shared_var_p): New inline function.
6326 (unshare_variable): Maintain cur_loc_changed and
6327 in_changed_variables fields. If var was in changed_variables,
6328 replace it there with new_var. Just copy cur_loc instead of
6329 resetting it to something else.
6330 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6331 (dataflow_set_union): Don't call variable_canonicalize.
6332 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6333 of their DEBUG_EXPR_TREE_DECLs.
6334 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6335 and in_changed_variables and cur_loc_changed is false.
6336 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6337 and cur_loc_changed. Don't update cur_loc here.
6338 (variable_merge_over_src): Don't call variable_canonicalize.
6339 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6340 removing loc that is equal to cur_loc, clear cur_loc,
6341 set cur_loc_changed and ensure variable_was_changed is called.
6342 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6343 compare pointers in cur_loc check, if it is equal to loc,
6344 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6345 (variable_different_p): Remove compare_current_location argument,
6346 don't compare cur_loc.
6347 (dataflow_set_different_1): Adjust variable_different_p caller.
6348 (variable_was_changed): If dv had some var in changed_variables
6349 already, reset in_changed_variables flag for it and propagate
6350 cur_loc_changed over to the new variable. On empty var
6351 always set cur_loc_changed. Set in_changed_variables on whatever
6352 var is added to changed_variables.
6353 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6354 Use shared_var_p. When removing loc that is equal to cur_loc,
6355 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6356 end, don't set it to something else, just call variable_was_changed.
6357 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6358 loc being removed, clear cur_loc and set cur_loc_changed.
6359 Set cur_loc_changed if all locations have been removed.
6360 (struct expand_loc_callback_data): New type.
6361 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6362 allocated. Always create SUBREGs if simplify_subreg failed.
6363 Prefer to use cur_loc, when that fails and still in
6364 changed_variables (and seen first time) recompute it. Set
6365 cur_loc_changed of variables which had to change cur_loc and
6366 compute elcd->cur_loc_changed if any of the subexpressions used
6367 had to change cur_loc.
6368 (vt_expand_loc): Adjust to pass arguments in
6369 expand_loc_callback_data structure.
6370 (vt_expand_loc_dummy): New function.
6371 (emitted_notes): New variable.
6372 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6373 that weren't used for any other decl in current
6374 emit_notes_for_changes call call vt_expand_loc_dummy to update
6375 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6376 first loc_chain location if NULL before. Always use just
6377 cur_loc instead of first loc_chain location. When cur_loc_changed
6378 is false, when not --enable-checking=rtl just don't emit any note.
6379 When rtl checking, compute the note and assert it is the same
6380 as previous note. Clear cur_loc_changed and in_changed_variables
6381 at the end before removing from changed_variables.
6382 (check_changed_vars_3): New function.
6383 (emit_notes_for_changes): Traverse changed_vars to call
6384 check_changed_vars_3 on each changed var.
6385 (emit_notes_for_differences_1): Clear cur_loc_changed and
6386 in_changed_variables. Recompute cur_loc of new_var.
6387 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6388 (vt_emit_notes): Initialize and destroy emitted_notes.
6390 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6392 PR rtl-optimization/42220
6393 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6394 Use verify_reg_tracked to determine if we should use OP_OUT rather
6396 (build_def_use): If we see an in-out operand for a register that we
6397 know nothing about, treat is an output if possible, fail the block if
6400 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6403 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6406 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6409 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6410 uses of relevant DEFs that are dead outside the loop too.
6412 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6414 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6416 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6418 * var-tracking.c (values_to_unmark): New variable.
6419 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6420 values_to_unmark vector. Moved body to...
6421 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6422 instead queue it into values_to_unmark vector.
6423 (vt_find_locations): Free values_to_unmark vector.
6425 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6427 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6428 (site.exp): Export them when plugins are enabled.
6430 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6433 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6435 (chrec_fold_multiply): Same.
6437 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6440 * c-decl.c (build_compound_literal): Return early if init is
6443 2010-03-04 Martin Jambor <mjambor@suse.cz>
6445 PR tree-optimization/43164
6446 PR tree-optimization/43191
6447 * tree-sra.c (type_consists_of_records_p): Reject records with
6448 zero-size bit-fields at the end.
6450 2010-03-04 Mike Stump <mikestump@comcast.net>
6452 * Makefile.in (TAGS): Remove *.y.
6454 2010-03-04 Richard Guenther <rguenther@suse.de>
6456 PR tree-optimization/40761
6457 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6459 (my_rev_post_order_compute): New function.
6460 (init_pre): Call it.
6462 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6465 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6466 decrease the cost of an IV candidate when the cost is infinite.
6468 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6470 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6471 Use '3DNow!' for the extension of that name, ensure normal space
6473 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6475 2010-03-03 Jeff Law <law@redhat.com>
6477 * PR middle-end/32693
6478 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6479 than gen_rtx_SUBREG.
6480 (extract_bit_field_1): Likewise.
6482 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6484 * doc/sourcebuild.texi (Test directives): Document that arguments
6485 include-opts and exclude-opts are now optional for dg-skip-if,
6486 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6488 2010-03-03 Jason Merrill <jason@redhat.com>
6491 * cgraph.h (varpool_node): Add extra_name field.
6492 * varpool.c (varpool_extra_name_alias): New.
6493 (varpool_assemble_decl): Emit extra name aliases.
6494 (varpool_mark_needed_node): Look past an extra name alias.
6495 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6496 * lto-streamer-in.c (lto_input_tree): Read it.
6497 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6499 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6501 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6502 (sparc*-*-solaris2*): ...this.
6504 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6507 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6508 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6509 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6510 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6513 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6514 fallthrough to default handling, just with want_address 0 instead of 2.
6515 For single element lists, add_AT_loc directly, otherwise create an
6516 artificial variable DIE and stick location list to it.
6519 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6520 (VAL_EXPR_HAS_REVERSE): Define.
6521 (reverse_op): New function.
6522 (add_stores): For reversible operations add an extra MO_VAL_USE.
6524 2010-03-02 Jason Merrill <jason@redhat.com>
6526 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6528 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6530 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6531 (sparc64-*-linux*): Likewise.
6532 (sparc64-*-solaris2*): Include assembler files before linker ones.
6533 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6534 * config/sparc/gas.h: Delete.
6535 * config/sparc/sol2-64.h: Add copyright notice.
6536 * config/sparc/sol2-gas-bi.h: Likewise.
6537 * config/sparc/sol2-gld.h: Likewise.
6538 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6539 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6540 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6541 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6542 (sparc_elf_asm_named_section): Rename into...
6543 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6545 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6547 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6549 2010-03-02 Jeff Law <law@redhat.com>
6552 * reload1.c (rtx_p, substitute_stack): Declare.
6553 (substitute): Record addresses of changed rtxs.
6554 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6555 Restore the original rtx when complete.
6556 (reload): Free subsitute_stack when complete.
6558 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6560 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6561 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6563 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6564 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6565 Torture Tests): Change from subsection to section.
6567 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6568 Steven Bosscher <steven@gcc.gnu.org>
6570 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6573 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6576 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6577 the assignment from the new induction variable to the assignment
6578 of the value from the original loop PHI function.
6580 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6581 Daniel Jacobowitz <dan@codesourcery.com>
6583 * doc/sourcebuild.texi (Test directives): Clarify options to
6586 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6588 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6589 Disable cfi directives unless GCC and gas agree on using read-only
6590 .eh_frame sections for 64-bit.
6591 * configure: Regenerate.
6593 2010-03-01 Richard Guenther <rguenther@suse.de>
6595 PR tree-optimization/43220
6596 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6597 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6599 2010-03-01 Richard Guenther <rguenther@suse.de>
6600 Martin Jambor <mjambor@suse.cz>
6603 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6604 gimplified parameters.
6606 2010-03-01 Christian Bruel <christian.bruel@st.com>
6608 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6610 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6612 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6614 2010-03-01 Richard Guenther <rguenther@suse.de>
6617 * expr.c (expand_assignment): Use the alias-oracle to tell
6618 if the rhs aliases the result decl.
6620 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6623 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6624 to sol_gt_pch_get_address.
6625 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6626 64-bit, SPARC and x86.
6627 (sol_gt_pch_get_address): New function.
6629 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6631 * toplev.h (inform_n, error_n): Declare.
6632 * diagnostic.c (inform_n, error_n): New function.
6634 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6636 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6637 has no rtl yet when processing local_decls, queue it and recheck
6638 if deferred stack allocation hasn't assigned it rtl.
6640 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6642 * config/sh/sh.c (unspec_bbr_uid): New.
6643 (gen_block_redirect): Use it instead of INSN_UID.
6644 (gen_far_branch): Likewise.
6646 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6648 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6649 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6651 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6653 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6654 (Warning Options): -Wno-conversion-null is valid for
6655 Objective-C++ as well.
6656 * doc/tm.texi (Named Address Spaces): Likewise.
6657 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6658 * doc/tree-ssa.texi (Tree SSA): Likewise.
6660 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6663 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6664 by default. Don't set the default arch for
6665 i[34567]86-*-darwin*|x86_64-*-darwin*.
6667 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6670 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6671 default. Set the default 32bit/64bit archs with $with_arch
6672 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6674 2010-02-27 Richard Guenther <rguenther@suse.de>
6676 PR tree-optimization/43186
6677 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6678 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6679 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6680 unroller iterations.
6682 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6684 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6685 required and i[34567]86-*-* targets don't support 64bit ISA.
6687 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6690 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6693 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6695 * config.gcc: Set the default arch at least to Prescott for
6696 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6697 if SSE math is enabled.
6699 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6701 * diagnostic.c (diagnostic_initialize): Update.
6702 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6704 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6705 (diagnostic_inhibit_notes): New.
6706 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6708 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6711 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6712 * doc/standards.texi: Likewise.
6713 * doc/extend.texi: Likewise.
6714 * doc/trouble.texi: Likewise.
6715 * doc/cppopts.texi: Likewise.
6716 * doc/install.texi: Likewise.
6717 * c.opt (std=c90,std=gnu90): New options.
6718 * c-opts.c (c_common_handle_option): Handle them.
6720 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6723 * c-decl.c (undeclared_variable): Use an informative note.
6725 2010-02-26 Richard Guenther <rguenther@suse.de>
6727 PR tree-optimization/43186
6728 * gimple.h (gimple_fold): Remove.
6729 * gimple.c (gimple_fold): Remove. Inline into single user ...
6730 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6731 Try harder for conditions.
6733 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6736 * function.c (used_types_insert): Don't skip through named pointer
6737 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6738 and it is different from the main variant's type.
6740 2010-02-26 Nick Clifton <nickc@redhat.com>
6742 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6744 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6746 * config.gcc: Support --with-fpmath=sse for x86.
6748 * config/i386/ssemath.h: New.
6750 * doc/install.texi (--with-fpmath=sse): Documented.
6752 2010-02-26 Richard Guenther <rguenther@suse.de>
6754 PR tree-optimization/43188
6755 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6756 vector types of over-aligned element type.
6758 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6761 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6762 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6764 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6766 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6768 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6770 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6771 * var-tracking.c: Include diagnostic.h.
6772 (debug_dv): New function.
6773 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6776 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6777 (add_value_chain, add_value_chains, remove_value_chain,
6778 remove_value_chains): Handle DEBUG_EXPRs.
6779 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6782 * regcprop.c (struct queued_debug_insn_change): New type.
6783 (struct value_data_entry): Add debug_insn_changes field.
6784 (struct value_data): Add n_debug_insn_changes field.
6785 (debug_insn_changes_pool): New variable.
6786 (free_debug_insn_changes, apply_debug_insn_changes,
6787 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6788 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6789 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6791 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6793 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6794 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6795 changes, call cprop_find_used_regs via note_stores.
6796 (copyprop_hardreg_forward): When copying vd from predecessor
6797 which has any queued DEBUG_INSN changes, make sure the pointers are
6798 cleared. At the end call df_analyze and then if there are any
6799 DEBUG_INSN changes queued at the end of some basic block for still
6800 live registers, apply them.
6801 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6803 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6805 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6808 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6810 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6811 targets. Set the default with_cpu/with_arch from arch/cpu.
6812 Allow x86-64 and native for with_cpu/with_arch.
6814 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6816 * ebitmap.c: Change calls to verify_popcount with calls to
6817 sbitmap_verify_popcount.
6818 (ebitmap_clear_bit): Fixed map->cacheindex test and
6819 map>cache update when bit clearing results in an empty
6822 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6825 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6826 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6827 and support both V2DF and V2DI modes.
6828 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6829 support both V2DF and V2DI modes.
6830 (general): Delete trailing whitespace from a few patterns.
6832 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6833 V2DF/V2DI interleave high/low builtins.
6835 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6838 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6839 interleave high/low functions.
6841 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6843 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6844 #pragma extern_prefix.
6846 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6849 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6850 BLKmode, assert op0 is a MEM and just adjust its mode.
6853 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6854 if bitpos isn't multiple of mode's bitsize.
6856 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6858 * c.opt (-ftemplate-depth=): New.
6859 (-ftemplate-depth-): Deprecate.
6860 * optc-gen.awk: Handle -ftemplate-depth=.
6861 * opth-gen.awk: Likewise.
6862 * c-opts.c (c_common_handle_option): Likewise.
6863 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6865 2010-02-24 Jason Merrill <jason@redhat.com>
6867 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6869 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6871 * cfg.c (alloc_aux_for_block): Remove inline.
6872 (alloc_aux_for_edge): Likewise.
6874 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6876 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6878 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6880 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6881 * config/i386/sol2-gas.h: New file.
6882 * config.gcc (i[34567]86-*-solaris2*): Use it.
6884 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6887 * c-typeck.c (ep_convert_and_check): New.
6888 (build_conditional_expr): Use it.
6889 (build_binary_op): Likewise.
6891 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6893 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6896 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6897 bounds even for -O+.
6898 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6899 expr needs to have DECL_NAME set.
6901 2010-02-24 Nick Clifton <nickc@redhat.com>
6903 * config/mep/mep.c: Include gimple.h.
6904 (mep_function_uses_sp): Delete unused function.
6905 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6906 parameters. Use unsigned integers to count args. Return a
6907 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6909 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6912 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6913 greater or equal to nelt instead of 2 * nelt.
6914 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6917 2010-02-23 Jason Merrill <jason@redhat.com>
6920 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6921 in cfun->local_decls even if they have register types.
6924 * stor-layout.c (place_field): Don't warn about unnecessary
6925 DECL_PACKED if the type is packed.
6927 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6930 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6931 GOTOFF relocs, even when the base reg isn't pic pointer.
6933 2010-02-23 Michael Matz <matz@suse.de>
6936 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6937 (expand_gimple_basic_block): Generate and use debug temps if there
6938 are debug uses left after the last real use of TERed ssa names.
6939 Unlink debug immediate uses when they are expanded.
6941 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6944 * config/i386/i386.c (override_options): Reorganise to provide
6945 better error messages.
6947 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6950 * graphite-scop-detection.c (create_single_exit_edge): Move
6951 the call to find_single_exit_edge to....
6952 (create_sese_edges): ...here. Don't handle multiple edges
6953 exiting the function.
6954 (build_graphite_scops): Don't handle multiple edges
6955 exiting the function.
6957 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6960 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6961 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6963 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6966 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6968 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6971 * c-typeck.c (convert_arguments): Print declaration location.
6972 * c-common.c (validate_nargs): Rename as
6973 builtin_function_validate_nargs.
6974 (check_builtin_function_arguments): Update.
6976 2010-02-22 Richard Guenther <rguenther@suse.de>
6979 * tree-inline.c (declare_return_variable): Use the type of
6980 the call stmt lhs if available.
6982 2010-02-22 Duncan Sands <baldrick@free.fr>
6984 * passes.c (register_pass): Always consider all pass lists when
6985 ref_pass_instance_number is zero.
6987 2010-02-22 Richard Guenther <rguenther@suse.de>
6989 PR tree-optimization/42749
6990 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6991 parameter. Do arithmetic in the original type.
6992 (update_accumulator_with_ops): Likewise.
6993 (adjust_accumulator_values): Adjust.
6995 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6997 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6998 (QI to BLKmode splitter): New splitter.
7000 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7002 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7003 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7005 2010-02-22 Richard Guenther <rguenther@suse.de>
7007 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7009 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7011 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7012 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7013 ($(T)crti.o, $(T)crtn.o): Remove rules.
7015 2010-02-21 Tobias Burnus <burnus@net-b.de>
7018 * doc/invoke.texi (-fassociative-math): Document that this
7019 option is automatically enabled for Fortran.
7021 2010-02-20 David S. Miller <davem@davemloft.net>
7023 * configure.ac: Test if linker and assembler properly support
7024 GOTDATA_OP relocations.
7025 * configure: Rebuild.
7026 * config.in: Likewise.
7027 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7028 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7029 (movsi_high_pic): Likewise.
7030 (movdi_lo_sum_pic): Likewise.
7031 (movdi_high_pic): Likewise.
7032 (movsi_pic_gotdata_op): New pattern.
7033 (movdi_pic_gotdata_op): Likewise.
7034 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7035 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7037 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7040 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7041 attribute to ssemul.
7042 (xop_mulv2div2di3_high): Ditto.
7044 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7047 * c.opt (Wconversion-null): New option.
7048 * doc/invoke.texi (Wconversion-null): Document.
7050 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7052 * common.opt (Wlarger-than-): Add Undocumented.
7054 2010-02-19 Mike Stump <mikestump@comcast.net>
7056 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7058 2010-02-19 Jason Merrill <jason@redhat.com>
7061 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7062 * configure: Likewise.
7064 2010-02-20 Alan Modra <amodra@gmail.com>
7067 * cgraph.h (cgraph_make_decl_local): Declare.
7068 * cgraph.c (cgraph_make_decl_local): New function.
7069 (cgraph_make_node_local): Use it.
7070 * cgraphunit.c (cgraph_function_versioning): Likewise.
7071 * ipa.c (function_and_variable_visibility): Likewise.
7073 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7076 * except.c (sjlj_emit_function_enter): Don't call
7077 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7079 * rtl.h (add_reg_br_prob_note): Remove prototype.
7081 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7084 * c-common.c (conversion_warning): Remove widening conversions
7085 before checking the conversion of integers to reals.
7087 2010-02-19 Mike Stump <mikestump@comcast.net>
7090 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7093 * cgraphunit.c (process_function_and_variable_attributes): Check
7094 DECL_PRESERVE_P instead of looking up attribute "used".
7095 * ipa-pure-const.c (check_decl): Likewise.
7096 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7097 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7098 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7099 instead of attribute "used".
7100 * config/sol2-c.c (solaris_pragma_init): Likewise.
7101 (solaris_pragma_fini): Likewise.
7103 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7105 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7106 Use XCNEW instead of xcalloc.
7107 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7108 XNEW instead of xmalloc.
7109 (get_fields): Use XNEWVEC instead of xmalloc.
7112 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7113 populate vars array.
7114 (create_new_general_access): For debug stmts just reset value.
7115 (get_stmt_accesses): For accesses within debug stmts just record them
7116 using add_access_to_acc_sites instead of preventing the peeling or
7117 counting them as accesses.
7120 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7122 2010-02-19 Richard Guenther <rguenther@suse.de>
7124 PR tree-optimization/42916
7125 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7128 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7130 * configure.ac: Replace all uses of changequote in macro arguments
7131 with proper quoting.
7133 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7136 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7138 2010-02-19 Richard Guenther <rguenther@suse.de>
7140 PR tree-optimization/42944
7141 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7142 test for aliasing with errno.
7144 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7147 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7148 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7149 * dojump.c: Include output.h.
7150 (inv): New inline function.
7151 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7152 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7153 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7154 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7155 argument, pass it down to other calls.
7156 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7157 add REG_BR_PROB note to the conditional jump.
7158 * cfgexpand.c (add_reg_br_prob_note): Removed.
7159 (expand_gimple_cond): Don't call it, add the probability
7160 as last argument to jumpif_1/jumpifnot_1.
7161 * Makefile.in (dojump.o): Depend on output.h.
7162 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7164 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7165 * stmt.c (do_jump_if_equal): Likewise.
7166 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7167 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7168 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7170 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7171 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7172 jumpifnot_1 callers.
7173 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7175 (store_expr): Adjust jumpifnot caller.
7176 (store_constructor): Adjust jumpif caller.
7179 * gimplify.c (gimple_boolify): For __builtin_expect call
7180 gimple_boolify also on its first argument.
7182 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7184 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7186 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7187 * configure: Regenerated.
7189 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7191 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7192 lang_hooks.types_compatible_p instead of comptypes.
7194 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7196 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7197 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7198 if __prefer_thumb__ is defined.
7200 2010-02-18 Martin Jambor <mjambor@suse.cz>
7202 PR tree-optimization/43066
7203 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7204 array with zero-sized element type.
7206 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7208 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7209 rtx, allocate struct var_loc_node here and return it to the
7210 caller, and only if it is actually needed.
7211 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7212 move it earlier and return immediately if it returns NULL.
7214 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7216 * config/sparc/gas.h: New file. Restore
7217 TARGET_ASM_NAMED_SECTION to its ELF default.
7218 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7220 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7221 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7222 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7223 after sparc/sysv4.h.
7225 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7227 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7229 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7231 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7232 patterns from predicated pattern.
7234 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7237 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7238 for insn mnemonic suffix.
7240 2010-02-17 Richard Guenther <rguenther@suse.de>
7242 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7245 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7248 * caller-save.c (save_call_clobbered_regs): If BB ends with
7249 a DEBUG_INSN, move any notes in between last real insn and the last
7250 DEBUG_INSN after the last DEBUG_INSN.
7252 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7254 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7255 Fix return type. Fix argument type. Explain meaning of return value.
7257 2010-02-16 Richard Guenther <rguenther@suse.de>
7259 PR tree-optimization/41043
7260 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7261 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7263 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7265 2010-02-16 Ira Rosen <irar@il.ibm.com>
7267 PR tree-optimization/43074
7268 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7269 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7270 vectorizable cycles in hybrid SLP check.
7271 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7273 2010-02-16 Richard Guenther <rguenther@suse.de>
7275 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7276 (true_dependence): If memrefs_conflict_p computes must-alias
7277 trust it. Move TBAA check after offset-based disambiguation.
7278 (canon_true_dependence): Likewise.
7280 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7282 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7283 * doc/invoke.texi: Document it.
7284 * var-tracking.c: Include toplev.h and params.h.
7285 (vt_find_locations): Return bool indicating success. Compute
7286 hash sizes unconditionally. Check new parameter, report.
7287 (variable_tracking_main_1): Check vt_find_locations results and
7288 retry. Renamed from...
7289 (variable_tracking_main): ... this. New wrapper to preserve
7290 flag_var_tracking_assignments.
7291 * Makefile.in (var-tracking.o): Adjust dependencies.
7293 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7294 Jakub Jelinek <jakub@redhat.com>
7297 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7298 if weak_import attribute is present.
7299 * config/darwin.c (machopic_select_section): Likewise.
7301 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7303 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7304 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7305 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7306 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7308 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7311 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7314 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7315 Rewrite text to refer to the names.
7317 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7319 * config/i386/i386-builtin-types.def
7320 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7321 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7322 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7323 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7324 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7325 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7326 IX86_BUILTIN_VPERMIL2PS256.
7327 (MULTI_ARG_4_DF2_DI_I): Defined.
7328 (MULTI_ARG_4_DF2_DI_I1): Defined.
7329 (MULTI_ARG_4_SF2_SI_I): Defined.
7330 (MULTI_ARG_4_SF2_SI_I1): Defined.
7331 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7332 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7333 __builtin_ia32_vpermil2ps256.
7334 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7335 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7336 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7337 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7338 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7339 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7340 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7341 CODE_FOR_xop_vpermil2v8sf3.
7342 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7343 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7344 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7345 (_mm256_permute2_pd): New.
7346 (_mm_permute2_ps): New.
7347 (_mm256_permute2_ps): New.
7349 2010-02-15 Nick Clifton <nickc@redhat.com>
7351 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7352 boolean parameters. Use emit_jump_insn when emitting a pop
7353 instruction containing a return insn.
7354 (push): Use 'true' rather than '1' as second parameter to F.
7355 (h8300_expand_prologue): Likewise.
7356 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7357 (h8300_expand_epilogue): Likewise.
7359 2010-02-15 Richard Guenther <rguenther@suse.de>
7362 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7365 2010-02-15 Nick Clifton <nickc@redhat.com>
7367 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7370 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7372 * intl.c (fake_ngettext): New function.
7373 * intl.h (fake_ngettext): Declare.
7374 (ngettext): Define macro.
7375 * collect2.c (notice_translated): New function.
7376 (main): Use notice_translated and ngettext.
7377 * collect2.h (notice_translated): Declare.
7379 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7381 * reorg.c (delete_computation): Comment fixes.
7382 * caller-save.c (setup_save_areas): Idem.
7383 * sel-sched-dump.c (dump_lv_set): Idem.
7386 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7388 * config/s390/s390.c (s390_sched_init): New function.
7389 (TARGET_SCHED_INIT): Target hook defined.
7391 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7392 Jack Howarth <howarth@bromo.med.uc.edu>
7393 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7396 Partial revert of unintended change in fix for PR41605.
7397 * config/darwin.h: Fix typo.
7398 * config/darwin9.h: Same.
7400 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7402 * c-pch.c (pch_init): Clear v.
7404 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7407 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7408 graphite_can_represent_init for MULT_EXPR.
7410 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7414 * graphite-sese-to-poly.c (remove_phi): New.
7415 (translate_scalar_reduction_to_array): Call remove_phi.
7417 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7420 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7421 * graphite-clast-to-gimple.h (gloog): Update declaration.
7422 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7423 * graphite-poly.h (struct poly_bb): Add missing comments.
7424 (struct scop): Add poly_scop_p field.
7426 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7427 * graphite.c (graphite_transform_loops): Build the polyhedral
7428 representation for each scop before code generation.
7429 * sese.c (rename_variables_in_operand): Removed.
7430 (rename_variables_in_expr): Return the renamed expression.
7431 (rename_sese_parameters): New.
7432 * sese.h (rename_sese_parameters): Declared.
7434 2010-02-11 Richard Guenther <rguenther@suse.de>
7436 PR tree-optimization/42998
7437 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7438 POINTER_PLUS_EXPR properly.
7440 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7441 Changpeng Fang <changpeng.fang@amd.com>
7444 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7445 the cost of an IV candidate when the IV is used in a test against zero.
7447 * gcc.dg/tree-ssa/ivopts-3.c: New.
7449 2010-02-11 Richard Guenther <rguenther@suse.de>
7452 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7453 pointer-vs-decl case by swapping refs. Handle some cases
7454 of pointer-vs-decl disambiguations more conservatively.
7455 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7456 to false after expanding.
7458 2010-02-11 Richard Guenther <rguenther@suse.de>
7461 * gcc.c (process_command): Handle LTO file@offset case more
7464 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7466 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7467 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7469 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7471 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7472 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7473 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7474 Optimize eq/ne comparisons when both arguments are known to be
7476 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7477 Don't mask operands unnecessarily if they are known to be already
7480 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7482 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7485 2010-02-10 Richard Guenther <rguenther@suse.de>
7487 PR tree-optimization/43017
7488 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7489 for wrapping signed arithmetic.
7491 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7494 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7495 if no debug info should be emitted for it.
7497 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7499 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7500 note when flag_exceptions is set.
7502 2010-02-10 Duncan Sands <baldrick@free.fr>
7504 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7506 2010-02-10 Richard Guenther <rguenther@suse.de>
7509 * tree.c (get_unwidened): Handle constants.
7510 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7512 2010-02-10 Martin Jambor <mjambor@suse.cz>
7515 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7516 check for variable argument counts independently.
7518 2010-02-10 Christian Bruel <christian.bruel@st.com>
7521 * config/sh/sh.c (find_barrier): Increase length for non delayed
7522 conditional branches.
7524 2010-02-10 Christian Bruel <christian.bruel@st.com>
7526 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7528 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7530 * builtins.c (set_builtin_user_assembler_name): Also handle
7531 ffs if int is smaller than word.
7533 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7536 * ira-conflicts.c (get_dup): Remove.
7537 (process_reg_shuffles): Add new parameter. Use it as an
7538 additional guard for copy generation.
7539 (add_insn_allocno_copies): Rewrite.
7541 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7543 * common.opt (fsched2-use-traces): Preserved for backward
7545 * doc/invoke.texi: Remove the documentation about option
7546 -fsched2-use-traces.
7547 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7548 flag_sched2_use_traces.
7549 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7550 the backward compatibility flag section.
7552 2010-02-09 Richard Guenther <rguenther@suse.de>
7554 PR tree-optimization/43008
7555 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7556 make HEAP variables initialized from global memory if they
7557 are not known builtin functions.
7558 (find_func_aliases): Adjust.
7560 2010-02-09 Richard Guenther <rguenther@suse.de>
7562 PR tree-optimization/43000
7563 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7564 arithmetic manually.
7566 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7568 PR tree-optimization/42931
7569 * tree-loop-linear.c (try_interchange_loops): Don't call
7570 double_int_mul if estimated_loop_iterations failed.
7572 2010-02-08 Martin Jambor <mjambor@suse.cz>
7575 * tree-sra.c (build_accesses_from_assign): Do not mark in
7576 should_scalarize_away_bitmap if stmt has volatile ops.
7577 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7580 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7582 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7584 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7586 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7589 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7592 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7594 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7597 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7598 to unknown_dependence.
7599 (graphite_legal_transform_dr): Handle the unknown_dependence.
7600 (graphite_carried_dependence_level_k): Same.
7602 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7604 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7606 2010-02-07 Richard Guenther <rguenther@suse.de>
7609 * expr.c (get_inner_reference): Always initialize *pbitsize.
7611 2010-02-07 Richard Guenther <rguenther@suse.de>
7614 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7615 new ARRAY_REFs on variable size element or minimal index arrays.
7617 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7618 gimple_fold_indirect_ref.
7620 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7623 * arm.c (arm_override_options): Just return if the user has specified
7624 an invalid fpu name.
7626 2010-02-03 Jason Merrill <jason@redhat.com>
7629 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7630 i386_pe_maybe_record_exported_symbol.
7632 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7635 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7636 (pa_delegitimize_address): New function.
7638 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7640 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7641 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7643 2010-02-05 Richard Guenther <rguenther@suse.de>
7646 * lto-streamer-in.c (get_resolution): Deal with references
7647 to undefined functions.
7649 2010-02-05 Richard Guenther <rguenther@suse.de>
7651 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7652 (fold_const_aggregate_ref): Likewise.
7653 (ccp_fold_stmt): Substitute loads.
7654 (maybe_fold_reference): Verify types before substituting.
7656 (fold_gimple_assign): Unshare properly.
7657 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7659 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7661 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7662 for rs6000_gen_cell_microcode.
7664 2010-02-04 Richard Guenther <rguenther@suse.de>
7666 PR rtl-optimization/42952
7667 * dse.c (const_or_frame_p): Remove MEM handling.
7669 2010-02-04 Nick Clifton <nickc@redhat.com>
7671 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7672 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7673 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7674 (mn10300_asm_output_mi_thunk): New function.
7675 (mn10300_can_output_mu_thunk): New function.
7676 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7677 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7678 (FUNCTION_ARG): Delete incorrect comment.
7680 2010-02-03 Jason Merrill <jason@redhat.com>
7683 * fold-const.c (operand_equal_p): Handle erroneous types.
7685 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7687 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7689 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7691 PR rtl-optimization/42941
7692 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7695 2010-02-03 Jason Merrill <jason@redhat.com>
7698 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7700 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7703 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7704 (cselib_reset_table): Renamed from...
7705 (cselib_reset_table_with_next_value): ... this.
7706 (cselib_get_next_uid): Renamed from...
7707 (cselib_get_next_unknown_value): ... this.
7708 * cselib.c (next_uid): Renamed from...
7709 (next_unknown_value): ... this.
7710 (cselib_clear_table): Adjust.
7711 (cselib_reset_table): Adjust. Renamed from...
7712 (cselib_reset_table_with_next_value): ... this.
7713 (cselib_get_next_uid): Adjust. Renamed from...
7714 (cselib_get_next_unknown_value): ... this.
7715 (get_value_hash): Use hash.
7716 (cselib_hash_rtx): Likewise.
7717 (new_cselib_val): Adjust. Set and dump uid.
7718 (cselib_lookup_mem): Pass next_uid as hash.
7719 (cselib_subst_to_values): Likewise.
7720 (cselib_log_lookup): Dump uid.
7721 (cselib_lookup): Pass next_uid as hash. Adjust.
7722 (cselib_process_insn): Adjust.
7723 (cselib_init): Initialize next_uid.
7724 (cselib_finish): Adjust.
7725 (dump_cselib_table): Likewise.
7726 * dse.c (canon_address): Dump value uid.
7727 * print-rtl.c (print_rtx): Print value uid.
7728 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7730 (dv_uid): New function, sort of renamed from...
7731 (dv_htab_hash): ... this, reimplemented in terms of it and...
7732 (dv_uid2hash): ... this. New.
7733 (variable_htab_eq): Drop excess assertions.
7734 (tie_break_pointers): Removed.
7735 (canon_value_cmp): Compare uids.
7736 (variable_post_merge_New_vals): Print uids.
7737 (vt_add_function_parameters): Adjust.
7738 (vt_initialize): Reset table. Adjust.
7740 2010-02-03 Richard Guenther <rguenther@suse.de>
7742 PR tree-optimization/42944
7743 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7744 (call_may_clobber_ref_p_1): Likewise. Properly handle
7745 malloc and calloc clobbering errno.
7747 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7749 * doc/invoke.texi: Fix name of sched1 dump.
7751 * opts.c (decode_options): Set flag_tree_switch_conversion
7752 only conditionally on optimize >= 2.
7754 * gcse.c: Assorted comment fixes in pass description.
7756 2010-02-03 Anthony Green <green@moxielogic.com>
7758 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7759 nop padding in order to maintain alignment of storage location of
7760 target function address.
7761 (moxie_trampoline_init): Store target function address at newly
7763 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7765 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7767 2010-02-03 Richard Guenther <rguenther@suse.de>
7770 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7772 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7774 * config.gcc: Reenable check for obsolete targets.
7775 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7776 mips-sgi-irix6.[0-4]*.
7778 2010-02-02 Nick Clifton <nickc@redhat.com>
7780 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7781 constant size of 4 as being the same as 0.
7782 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7783 can take values in the range 0..4.
7785 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7788 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7789 as _darwin10_Unwind_FindEnclosingFunction().
7790 * libgcc-libsystem.ver: New.
7792 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7795 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7796 implicitly set registers.
7798 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7800 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7801 (arm_override_options): Allow automatic selection of the thread
7802 pointer register if thumb2.
7803 (legitimize_pic_address): Improve code sequences for Thumb2.
7804 (arm_call_tls_get_addr): Likewise.
7805 (legitimize_tls_address): Likewise.
7806 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7807 (pic_load_addr_32bit): ... this. New named pattern.
7808 * thumb2.md (pic_load_addr_thumb2): Delete.
7809 (pic_load_dot_plus_four): Delete.
7810 (tls_load_dot_plus_four): New named pattern.
7812 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7815 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7816 Document fix for TLS bug.
7818 2010-01-31 Richard Guenther <rguenther@suse.de>
7820 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7821 conservatively correct.
7823 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7827 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7829 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7831 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7833 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7835 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7837 * config.gcc: Adjust order of makefile fragments for mingw targets.
7839 2010-01-31 Richard Guenther <rguenther@suse.de>
7842 * gimplify.c (gimplify_init_constructor): For volatile LHS
7843 initialize a temporary.
7845 2010-01-31 Matthias Klose <doko@ubuntu.com>
7847 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7849 * configure: Regenerate.
7851 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7853 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7854 the same alias set and their sizes different constantness.
7855 (aliasing_component_refs_p): Revert 2009-10-24 change.
7857 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7859 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7862 2010-01-29 Richard Guenther <rguenther@suse.de>
7864 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7865 Assert we successfully updated the call.
7867 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7869 PR rtl-optimization/42889
7870 * df.h (df_set_bb_dirty_nonlr): New prototype.
7871 * df-core.c (df_set_bb_dirty_nonlr): New function.
7872 * df-scan.c (df_insn_rescan): Call it instead of
7873 df_set_bb_dirty for DEBUG_INSNs.
7875 2010-01-29 Richard Guenther <rguenther@suse.de>
7878 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7879 quadratic behavior in most cases.
7881 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7884 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7885 in the call to gen_x86_movsicc_0_m1.
7887 2010-01-28 Richard Guenther <rguenther@suse.de>
7889 PR tree-optimization/42871
7890 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7892 2010-01-28 Richard Guenther <rguenther@suse.de>
7894 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7895 into call arguments.
7897 2010-01-28 Richard Guenther <rguenther@suse.de>
7900 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7901 the forwarder if the destination is an EH landing pad.
7903 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7905 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7906 block list passed to gimple_duplicate_sese_tail.
7907 (parallelize_loops): Avoid parallelization when the function
7909 Avoid parallelization when the preheader is IRREDUCIBLE.
7910 Try to optimize when estimated_loop_iterations_int is unresolved.
7911 Add the loop's location to the dump file.
7912 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7913 (gimple_duplicate_sese_tail): Remove the check for the latch.
7914 Redirect nexits to the exit block.
7915 Remove handling of the incoming edges to the latch.
7916 Redirect the backedge from the copied latch to the exit bb.
7918 2010-01-28 Michael Matz <matz@suse.de>
7921 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7922 Wrap force_reg into a sequence, emit it before user.
7924 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7926 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7928 (arm_legacy_rev): Likewise.
7929 (thumb_legacy_rev): Likewise.
7931 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7933 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7934 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7935 on MEM's address failed, try avoid_constant_pool_reference and
7936 recurse if it returned something different.
7937 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7938 address, try avoid_constant_pool_reference and recurse if it
7939 returned something different.
7940 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7941 address and avoid_constant_pool_reference returned something
7942 different, don't set have_address.
7944 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7947 * var-tracking.c (val_store): Add modified argument, obey it.
7949 (count_uses): Move down logging of main.
7950 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7951 don't need resolution.
7952 (emit_notes_in_bb): Likewise.
7954 2010-01-27 Richard Guenther <rguenther@suse.de>
7957 * tree-inline.c (remap_decl): Delay remapping of SSA name
7958 default definitions until we need them.
7960 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7962 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7963 (rs6000_delegitimize_address): New function.
7965 * config/s390/s390.c (s390_delegitimize_address): Call
7966 delegitimize_mem_from_attrs.
7969 * tree-inline.c (cannot_copy_type_1): Removed.
7970 (copy_forbidden): Don't forbid copying of functions containing
7971 records/unions with variable length fields.
7973 2010-01-27 Christian Bruel <christian.bruel@st.com>
7977 * config/sh/sh.c (find_barrier): Increase length for non delayed
7978 conditional branches.
7980 2010-01-27 Matthias Klose <doko@ubuntu.com>
7982 * configure.ac (gnu-unique-object): Fix ldd version check.
7983 * configure: Regenerate.
7985 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7987 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7989 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7990 Test for HAVE_GNU_AS value.
7992 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7994 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7995 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7996 INT64_TYPE): Define.
7997 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7998 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7999 INT_LEAST64_TYPE): Define.
8000 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8001 UINT_LEAST64_TYPE): Define.
8002 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8003 INT_FAST64_TYPE): Define.
8004 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8005 UINT_FAST64_TYPE): Define.
8006 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8007 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8008 (SIG_ATOMIC_TYPE): Define.
8010 2010-01-26 Richard Guenther <rguenther@suse.de>
8012 * df-scan.c (df_scan_set_bb_info): Remove assert.
8013 (df_insn_rescan_debug_internal): Merge asserts.
8014 (df_install_ref): Likewise.
8015 (df_mark_reg): Use bitmap_set_range.
8016 (df_hard_reg_used_p): Remove assert.
8017 (df_hard_reg_used_count): Likewise.
8019 2010-01-26 Richard Guenther <rguenther@suse.de>
8021 PR rtl-optimization/42685
8022 * web.c (web_main): Ignore DEBUG_INSNs.
8024 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8026 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8028 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8029 Fix types of fndecl and arglist parameters.
8031 2010-01-26 Richard Guenther <rguenther@suse.de>
8034 * tree-eh.c (unsplit_eh): Skip debug insns.
8036 2010-01-26 Richard Guenther <rguenther@suse.de>
8038 PR tree-optimization/42250
8039 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8041 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8044 * omp-low.c (expand_omp_sections): Only use single_pred if
8045 l2_bb is single_pred_p.
8047 2010-01-25 Christian Bruel <christian.bruel@st.com>
8050 * config/sh/sh.c (find_barrier): Increase length for non delayed
8051 conditional branches.
8052 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8054 2010-01-24 David S. Miller <davem@davemloft.net>
8056 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8057 define if not using GAS.
8058 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8059 Likewise. Delete SECTION_MERGE code, which is only applicable
8062 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8065 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8066 mangling of va_list in system headers.
8068 2010-01-23 Toon Moene <toon@moene.org>
8070 * tree-predcom.c (combine_chains): Return NULL, not false.
8072 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8074 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8075 initialization of variable res to agree with return type.
8077 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8079 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8080 * tree-sra.c: Add include of expr.h.
8082 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8084 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8085 insert the debug stmt on the single non-EH edge from the stmt.
8087 2010-01-22 Richard Henderson <rth@redhat.com>
8090 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8091 the RHS until after generate_subtree_copies has insertted its
8092 code before the current statement.
8094 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8096 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8098 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8100 2010-01-21 Martin Jambor <mjambor@suse.cz>
8102 PR tree-optimization/42585
8103 * tree-sra.c (struct access): New field grp_total_scalarization.
8104 (dump_access): Dump the new field.
8105 (should_scalarize_away_bitmap): New variable.
8106 (cannot_scalarize_away_bitmap): Likewise.
8107 (sra_initialize): Allocate new bitmaps.
8108 (sra_deinitialize): Free new bitmaps.
8109 (create_access_1): New function.
8110 (create_access): Parts moved to create_access_1.
8111 (type_consists_of_records_p): New function.
8112 (completely_scalarize_record): Likewise.
8113 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8114 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8115 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8117 (analyze_all_variable_accesses): Completely scalarize small eligible
8120 2010-01-21 Martin Jambor <mjambor@suse.cz>
8122 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8124 2010-01-21 Andrew Haley <aph@redhat.com>
8126 * gcc.c (process_command): Move lang_specific_driver before
8127 setting cc_libexec_prefix.
8129 2010-01-21 Richard Guenther <rguenther@suse.de>
8132 * fold-const.c (negate_expr_p): Pretend only negative
8133 real constants are easily negatable.
8135 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8136 Jason Merrill <jason@redhat.com>
8138 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8139 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8140 * calls.c (initialize argument_information): Handle it.
8141 * c-common.c (handle_transparent_union_attribute): Use new name.
8142 * c-decl.c (finish_struct): Ditto.
8143 * c-typeck.c (type_lists_compatible_p): Ditto.
8144 (convert_for_assignment): Use new name and also handle record.
8145 * function.c (aggregate_value_p): Handle it.
8146 (pass_by_reference): Ditto.
8147 (assign_parm_data_types): Ditto.
8148 * print-tree.c (print_node): Ditto.
8149 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8150 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8151 * tree.c (first_field): New fn.
8153 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8156 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8157 even when linking statically, for now.
8159 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8162 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8163 without a cselib val.
8164 (count_uses): Accept MO_VAL_SET with no val on stores.
8165 (add_stores): Likewise.
8167 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8169 * var-tracking.c (check_value_val): Add a compile time assertion.
8170 (dv_is_decl_p): Simplify.
8171 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8172 gcc_assert if ENABLE_CHECKING.
8174 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8177 * var-tracking.c: Include tree-flow.h.
8178 (mem_dies_at_call): New.
8179 (dataflow_set_preserve_mem_locs): Use it.
8180 (dataflow_set_remove_mem_locs): Likewise.
8181 (dump_var): Renamed from dump_variable. Adjust all callers.
8182 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8183 * Makefile.in (var-tracking.o): Adjust deps.
8185 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8187 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8189 2010-01-20 Richard Guenther <rguenther@suse.de>
8191 PR tree-optimization/42717
8192 * tree-ssa-dce.c (get_live_post_dom): Remove.
8193 (forward_edge_to_pdom): Take an arbitrary edge to copy
8194 degenerate PHI args from.
8195 (remove_dead_stmt): Use the first post-dominator even if it
8196 does not contain live statements as redirection destination.
8198 2010-01-20 Richard Guenther <rguenther@suse.de>
8200 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8202 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8204 * sel-sched.c (create_speculation_check): Remove set but not used
8206 (try_transformation_cache): Remove set but not used variable ds.
8207 (calculate_privileged_insns): Remove set but not used variables
8208 cur_insn and min_spec_insn.
8209 (find_best_expr): Remove set but not used variable avail_n.
8210 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8212 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8214 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8215 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8218 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8221 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8222 cpu types. Add support for *-sse3 cpu types.
8223 (x86_64-*-*): Ditto.
8225 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8228 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8229 argument, call initializer_constant_valid_p_1 instead of
8230 initializer_constant_valid_p, pass CACHE to it, return NULL
8231 immediately if first call returns NULL.
8232 (initializer_constant_valid_p_1): New function.
8233 (initializer_constant_valid_p): Use it.
8235 2010-01-20 Thomas Quinot <quinot@adacore.com>
8237 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8239 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8241 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8242 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8243 (loc_list_from_tree): Don't handle unsigned division. Handle
8244 signed modulo using DW_OP_{over,over,div,mul,minus}.
8245 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8246 modulo instead of signed.
8248 2010-01-20 DJ Delorie <dj@redhat.com>
8250 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8252 (h8300_emit_stack_adjustment): Propogate it.
8254 (h8300_expand_prologue): Likewise.
8255 (h8300_expand_epilogue): Likewise.
8257 2010-01-19 Michael Matz <matz@suse.de>
8259 PR tree-optimization/41783
8260 * tree-data-ref.c (toplevel): Include flags.h.
8261 (dump_data_dependence_relation): Also dump the inputs if the
8262 result will be unknown.
8263 (split_constant_offset_1): Look through some conversions.
8264 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8265 the offset from last element is too large.
8266 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8267 (reassociate_to_the_same_stmt): Handle vector registers.
8268 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8270 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8271 wide_prolog_niters argument, emit widening instructions.
8272 (vect_do_peeling_for_alignment): Adjust caller, use widened
8273 variant of the iteration cound.
8274 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8276 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8279 * config/arm/neon-testgen.m (emit_automatics): New parameter
8280 features. Adjust for Fixed_return_reg feature.
8281 (test_intrinsic): Call emit_automatics with new feature.
8282 * config/arm/neon.ml: Update copyright years.
8283 (features): New Fixed_return_reg feature.
8284 (ops): Update feature for Vget_low.
8286 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8288 PR tree-optimization/42719
8289 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8293 * fwprop.c (all_uses_available_at): Return false if def_set dest
8294 is a REG that is used in def_insn.
8296 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8298 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8300 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8303 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8305 * target.h (struct gcc_target) <secondary_reload>: Change type
8306 of last argument to secondary_reload_info *.
8308 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8311 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8312 memory references with unaligned offsets. Remove CQImode handling.
8313 (unaligned_memory_operand): Return 1 for memory references with
8314 unaligned offsets. Remove CQImode handling.
8316 2010-01-18 Richard Guenther <rguenther@suse.de>
8319 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8322 2010-01-18 Richard Guenther <rguenther@suse.de>
8324 PR tree-optimization/42781
8325 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8326 restrict processing only if the original variable was artificial.
8328 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8330 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8331 find number of popped argument bytes.
8333 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8334 Fix the text that describes the return value for invalid insns.
8336 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8338 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8339 Clarify what 'cost of the -dependence' is. Fix quoting.
8341 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8342 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8344 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8346 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8347 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8349 2010-01-17 Richard Guenther <rguenther@suse.de>
8352 * function.c (split_complex_args): Take a VEC to modify.
8353 (assign_parms_augmented_arg_list): Build a VEC instead of
8354 a chain of PARM_DECLs.
8355 (assign_parms_unsplit_complex): Take a VEC of arguments.
8356 Do not fixup unmodified parms.
8357 (assign_parms): Deal with the VEC.
8358 (gimplify_parameters): Likewise.
8360 2010-01-17 Richard Guenther <rguenther@suse.de>
8362 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8363 node existence check.
8364 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8365 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8366 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8367 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8368 (gimple_execute_on_growing_pred): Likewise.
8370 2010-01-17 Richard Guenther <rguenther@suse.de>
8372 PR tree-optimization/42773
8373 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8374 (compute_antic_aux): Likewise.
8375 (compute_partial_antic_aux): Likewise.
8377 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8380 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8383 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8385 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8388 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8389 Fix markup for strict argument.
8391 (TARGET_SCHED_REORDER2): Fix argument types.
8393 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8394 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8396 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8397 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8399 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8402 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8403 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8404 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8405 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8406 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8408 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8410 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8412 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8413 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8415 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8417 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8420 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8422 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8423 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8425 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8427 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8429 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8430 referring to it. Fix language.
8432 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8434 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8436 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8438 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8440 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8441 '@var{stream}. Remove stray 'and'.
8443 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8445 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8447 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8449 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8450 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8452 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8453 Fix description of return value.
8454 Rename argument "sz" to "len."
8456 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8457 Clarify meaning of 'true' return value.
8459 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8461 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8462 rep_mode versus mode_rep.
8464 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8466 (TARGET_BUILTIN_DECL): Fix name.
8468 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8470 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8472 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8474 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8476 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8478 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8481 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8482 Rename argument tm_fn to md_fn.
8484 (TARGET_OPTION_PRINT): Fix argument list.
8486 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8489 * config/i386/i386.c (ix86_fixup_binary_operands):
8490 Revert FMA4 fixup of operands.
8492 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8495 * Makefile.in (write_entries_to_file, install-plugin):
8496 Use \012 instead of \n with tr.
8498 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8500 * configure.ac (HAVE_AS_REF): New C macro.
8501 * configure: Regenerate.
8502 * config.in: Likewise.
8503 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8505 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8508 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8510 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8512 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8514 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8516 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8518 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8520 (TARGET_BINDS_LOCAL_P): Fix argument type.
8522 (TARGET_ASM_FILE_END): Use prototype.
8524 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8526 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8528 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8530 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8532 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8533 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8535 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8536 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8538 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8539 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8540 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8541 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8543 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8545 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8547 (TARGET_INIT_BUILTINS): Use prototype.
8549 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8550 Put 'const char *' in braces. Fix parameter types.
8551 (TARGET_INVALID_CONVERSION): Fix parameter types.
8552 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8553 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8555 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8558 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8560 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8562 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8564 * doc/tm.texi (TARGET_HELP): Fix return type.
8566 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8567 in braces. Fix argument types.
8569 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8571 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8573 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8575 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8576 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8578 (TARGET_MANGLE_TYPE): Fix argument types.
8580 (TARGET_IRA_COVER_CLASSES): Use prototype.
8582 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8584 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8586 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8588 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8590 (TARGET_CALLEE_COPIES): Fix argument types.
8592 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8594 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8596 (TARGET_FUNCTION_VALUE): Fix argument types.
8598 (TARGET_RETURN_IN_MSB): Fix argument type.
8600 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8602 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8604 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8606 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8607 agree with return type.
8609 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8611 2010-01-15 Jing Yu <jingyu@google.com>
8613 PR rtl-optimization/42691
8614 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8615 a pseudo to a constant and are merged, and adjust comments.
8617 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8619 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8621 2010-01-15 Richard Guenther <rguenther@suse.de>
8624 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8625 labels of computed or non-local gotos to the destination.
8626 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8627 landing pad label is the first label.
8629 2010-01-15 Richard Guenther <rguenther@suse.de>
8631 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8633 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8636 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8637 to allow generation of the xssqrtdp instruction on power7.
8638 (sqrtdf2_fpr): Ditto.
8640 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8643 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8644 functions with noreturn attribute.
8647 * varasm.c (declare_weak): Add weak attribute to decl if it
8648 doesn't have one already.
8649 (assemble_external): Only add decls to weak_decls if they also
8650 have weak attribute.
8652 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8654 * var-tracking.c (var_reg_delete): Don't delete the association
8655 between REGs and values or one-part variables if the register
8658 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8661 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8662 because its first operand is a non-localized variable.
8664 2010-01-14 Martin Jambor <mjambor@suse.cz>
8666 PR tree-optimization/42706
8667 * tree-sra.c (encountered_recursive_call): New variable.
8668 (encountered_unchangable_recursive_call): Likewise.
8669 (sra_initialize): Initialize both new variables.
8670 (callsite_has_enough_arguments_p): New function.
8671 (scan_function): Call decl and flags check only for IPA-SRA, check
8672 whether there is a recursive call and whether it has enough arguments.
8673 (all_callers_have_enough_arguments_p): New function.
8674 (convert_callers): Look for recursive calls only when
8675 encountered_recursive_call is set.
8676 (ipa_early_sra): Bail out either if
8677 !all_callers_have_enough_arguments_p or
8678 encountered_unchangable_recursive_call.
8680 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8682 * sel-sched.c: Add 2010 to copyright years.
8683 * sel-sched-ir.c: Likewise.
8684 * sel-sched-ir.h: Likewise.
8686 2010-01-14 Martin Jambor <mjambor@suse.cz>
8688 PR tree-optimization/42714
8689 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8690 constructors specially.
8692 2010-01-14 Andi Kleen <ak@linux.intel.com>
8694 * config/i386/drivers-i386.c (detect_caches_intel):
8695 Add l2sizekb parameter and fill in.
8696 (host_detect_local_cpu): Add l2sizekb, fill in.
8697 Add Atom small cache heuristic.
8699 2010-01-14 Andi Kleen <ak@linux.intel.com>
8701 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8702 Add level3 parameter and fill in.
8703 (detect_caches_intel): Handle level3 cache.
8705 2010-01-14 Andi Kleen <ak@linux.intel.com>
8707 * config/i386/drivers-i386.c (host_detect_local_cpu):
8708 Fix core duo detection.
8710 2010-01-14 Andi Kleen <ak@linux.intel.com>
8712 * config/i386/drivers-i386.c (host_detect_local_cpu):
8715 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8717 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8718 (rs6000_variable_issue_1): this. Use...
8719 (rs6000_variable_issue): here. Reimplement. Print debug info.
8721 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8723 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8724 sel_restore_notes. Update all callers. Call reemit_notes
8727 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8729 PR rtl-optimization/42246
8730 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8733 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8735 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8736 all successors is the same as number of successors in current region.
8738 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8740 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8741 to rename is not separable. Otherwise check that its LHS is not NULL.
8743 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8745 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8747 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8749 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8750 available registers when failed to discover LHS register class.
8751 Fix indentation. Update comment.
8753 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8754 Alexander Monakov <amonakov@ispras.ru>
8756 PR rtl-optimization/42389
8757 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8759 (advance_state_on_fence): Likewise.
8760 (sel_target_adjust_priority): Print debug output only when
8761 sched_verbose >= 4, not 2.
8762 (get_expr_cost): Do not issue all unique insns on the next cycle.
8763 (fill_insns): Initialize can_issue_more from the value saved
8765 * sel-sched-ir.c (flist_add): New parameter issue_more.
8766 Init FENCE_ISSUE_MORE with it.
8767 (merge_fences): Likewise.
8768 (init_fences): Update call to flist_add.
8769 (add_to_fences, add_clean_fence_to_fences)
8770 (add_dirty_fence_to_fences): Likewise.
8771 (move_fence_to_fences): Update call to merge_fences.
8772 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8774 * sel-sched-ir.h (struct _fence): New field issue_more.
8775 (FENCE_ISSUE_MORE): New accessor macro.
8777 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8779 PR rtl-optimization/42388
8780 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8781 that have no predecessors nor successors. Do not call move_bb_info
8782 for empty blocks outside of current region.
8784 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8786 PR rtl-optimization/42294
8787 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8788 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8789 originators' originators.
8791 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8793 PR rtl-optimization/39453
8794 PR rtl-optimization/42246
8795 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8797 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8799 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8800 Alexander Monakov <amonakov@ispras.ru>
8803 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8804 (maybe_tidy_empty_bb): ... here. Make static. Add new
8805 argument. Update all callers.
8806 (tidy_control_flow): ... and here. Recompute topological order
8807 of basic blocks in region if necessary.
8808 (sel_redirect_edge_and_branch): Change return type. Return true
8809 if topological order might have been invalidated.
8810 (purge_empty_blocks): Export and move from...
8811 * sel-sched.c (purge_empty_blocks): ... here.
8812 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8813 (maybe_tidy_empty_bb): Delete prototype.
8814 (purge_empty_blocks): Declare.
8816 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8818 PR rtl-optimization/42249
8819 * sel-sched.c (try_replace_dest_reg): When chosen register
8820 and original register is the same, do not bail out early, but
8821 still check all original insns for validity of replacing destination
8822 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8825 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8828 Port from no-undefined-overflow branch:
8829 2009-03-09 Richard Guenther <rguenther@suse.de>
8831 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8833 2010-01-14 Richard Guenther <rguenther@suse.de>
8836 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8838 2010-01-14 Ira Rosen <irar@il.ibm.com>
8840 PR tree-optimization/42709
8841 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8842 as scalar type in creation of constant vector operand.
8844 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8847 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8848 (check-parallel-%): Match `testsuite' directory component only
8851 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8853 PR translation/39521
8854 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8857 2010-01-13 Richard Guenther <rguenther@suse.de>
8859 PR tree-optimization/42730
8860 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8863 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8866 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8867 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8870 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8872 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8873 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8874 ___umulsi3_highpart.
8876 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8877 rather than schedule_insns if the pass is enabled.
8879 2010-01-13 Martin Jambor <mjambor@suse.cz>
8881 PR tree-optimization/42704
8882 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8885 2010-01-13 Martin Jambor <mjambor@suse.cz>
8887 PR tree-optimization/42703
8888 * tree-sra.c (analyze_access_subtree): Check that we can build a
8889 reference to the original data within the aggregate.
8891 2010-01-13 Richard Guenther <rguenther@suse.de>
8893 PR tree-optimization/42705
8894 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8896 2010-01-13 Richard Guenther <rguenther@suse.de>
8899 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8901 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8904 * var-tracking.c (values_to_unmark): New variable.
8905 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8906 values_to_unmark vector. Moved body to...
8907 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8908 instead queue it into values_to_unmark vector.
8909 (vt_find_locations): Free values_to_unmark vector.
8911 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8913 * config/s390/s390.c (override_options): Set
8914 default of max-pending-list-length to 256
8916 2010-01-13 Richard Guenther <rguenther@suse.de>
8919 * tree-pass.h (PROP_gimple_lcx): New.
8920 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8921 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8922 before the final cleanup_eh.
8923 (dump_properties): Dump PROP_gimple_lcx.
8924 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8925 (tree_lower_complex_O0): Remove.
8926 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8927 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8928 tree_lower_complex, schedule TODO_update_ssa.
8929 * lto-streamer-out.c (output_function): Stream the functions
8931 * lto-streamer-in.c (input_function): Likewise.
8932 (lto_read_body): Do not override them here.
8934 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8937 * c-typeck.c (build_c_cast): Fold value cast to union type before
8938 wrapping it in a CONSTRUCTOR.
8940 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8942 PR rtl-optimization/42699
8943 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8946 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8948 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8949 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8950 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8951 SUBTARGET_WARN_UNUSED_SPEC): ... here
8952 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8954 2010-01-12 Julian Brown <julian@codesourcery.com>
8956 * config/arm/neon-schedgen.ml (Utils): Don't try to
8957 open missing module.
8958 (find_with_result): New.
8960 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8963 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8964 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8966 PR tree-optimization/42645
8967 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8968 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8969 decl_map, set processing_debug_stmt to -1 and return name without
8972 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8974 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8975 binutils version, and reword target configuration description.
8977 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8979 * config/avr/avr.h (LINKER_NAME): Remove.
8981 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8984 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8985 that support VSX, warn for -mno-altivec if vsx is not disabled,
8988 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8989 Shujing Zhao <pearly.zhao@oracle.com>
8991 PR translation/42469
8992 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8993 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8994 character between option name and help text.
8995 * c.opt (imultilib): Likewise.
8997 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8999 * lto-streamer-out.c (output_unreferenced_globals): Output static
9002 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9004 PR rtl-optimization/42621
9005 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9006 optimizing for size.
9007 (duplicate_computed_gotos): Remove now-redundant check.
9009 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9012 * configure.ac: Save and restore LDFLAGS and LIBS
9013 * configure: Regenerate.
9015 2010-01-10 Richard Guenther <rguenther@suse.de>
9018 * builtins.c (fold_builtin_strlen): Add type argument and
9019 convert the resulting length to it.
9020 (fold_builtin_1): Adjust.
9022 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9024 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9025 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9027 (num_insns_constant_wide): Adjust for that change.
9029 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9032 * web.c (union_defs): Add used argument, to combine uses of
9034 (entry_register): Adjust type and tests of used argument.
9035 (web_main): Widen used for new use. Pass it to union_defs.
9036 * df.h (union_defs): Adjust prototype.
9038 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9041 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9042 uses in new incoming argument. Free body.
9043 (reset_debug_uses_in_loop): New.
9044 (analyze_insn_to_expand_var): Call the latter if the former found
9045 anything. Fix whitespace. Reject invalid dest overlaps before
9046 going through all insns in the loop.
9048 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9051 * haifa-sched.c (dying_use_p): Debug insns don't count.
9053 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9056 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9057 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9058 (verify_gimple_call): Reject LHS in noreturn calls.
9060 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9064 * tree-vect-loop-manip.c (adjust_info): New type.
9065 (adjust_vec): New pointer to vector.
9066 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9067 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9068 (slpeel_update_phis_for_duplicate_loop): Use them.
9069 (slpeel_update_phi_nodes_for_guard1): Likewise.
9070 (slpeel_update_phi_nodes_for_guard2): Likewise.
9071 (slpeel_tree_peel_loop_to_edge): Likewise.
9072 (vect_update_ivs_after_vectorizer): Likewise.
9074 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9076 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9077 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9079 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9081 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9082 bogus uninitialized warning.
9084 2010-01-09 Richard Guenther <rguenther@suse.de>
9087 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9088 the evolution is compatible with the initial condition.
9090 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9092 * gcc.c (process_command): Update copyright notice dates.
9093 * gcov.c (print_version): Likewise.
9094 * gcov-dump.c (print_version): Likewise.
9095 * mips-tfile.c (main): Likewise.
9096 * mips-tdump.c (main): Likewise.
9098 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9101 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9103 (rotlhi3_8): Delete.
9105 (rotlsi3_8): Delete.
9106 (rotlsi3_16): Delete.
9107 (rotlsi3_24): Delete.
9109 (*rotw<mode>3): New.
9110 (*rotb<mode>3): New.
9111 * config/avr/avr.c (avr_rotate_bytes): New function.
9112 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9114 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9117 * configure.ac: Modify -rdynamic check.
9118 * configure: Regenerate.
9120 2010-01-08 DJ Delorie <dj@redhat.com>
9122 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9123 register popping order.
9125 2010-01-08 Richard Guenther <rguenther@suse.de>
9128 * c.opt (fsigned-char): Also let LTO handle this option.
9129 (funsigned-char): Likewise.
9131 2010-01-07 Richard Guenther <rguenther@suse.de>
9133 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9134 (gimple_op): Likewise.
9135 (gimple_op_ptr): Likewise.
9136 (gimple_assign_set_lhs): Remove gcc_assert.
9137 (gimple_assign_set_rhs1): Likewise.
9138 (gimple_assign_set_rhs2): Likewise.
9139 (gimple_call_set_lhs): Likewise.
9140 (gimple_call_set_fn): Likewise.
9141 (gimple_call_set_fndecl): Likewise.
9142 (gimple_call_fndecl): Likewise.
9143 (gimple_call_return_type): Likewise.
9144 (gimple_call_set_chain): Likewise.
9145 (gimple_call_num_args): Likewise.
9146 (gimple_call_set_arg): Likewise.
9147 (gimple_cond_set_code): Likewise.
9148 (gimple_cond_set_lhs): Likewise.
9149 (gimple_cond_set_rhs): Likewise.
9150 (gimple_cond_set_true_label): Likewise.
9151 (gimple_cond_set_false_label): Likewise.
9152 (gimple_label_set_label): Likewise.
9153 (gimple_goto_set_dest): Likewise.
9154 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9155 (gimple_debug_bind_get_value): Likewise.
9156 (gimple_debug_bind_get_value_ptr): Likewise.
9157 (gimple_debug_bind_set_var): Likewise.
9158 (gimple_debug_bind_set_value): Likewise.
9159 (gimple_debug_bind_reset_value): Likewise.
9160 (gimple_debug_bind_has_value_p): Likewise.
9161 (gimple_return_retval_ptr): Remove gcc_assert.
9162 (gimple_return_retval): Likewise.
9163 (gimple_return_set_retval): Likewise.
9164 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9165 (safe_referenced_var_iterator): Remove.
9166 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9167 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9168 (fill_referenced_var_vec): Remove.
9169 (first_readonly_imm_use): Remove redundant gcc_assert.
9170 (phi_arg_index_from_use): Combine gcc_asserts.
9171 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9172 (first_imm_use_stmt): Remove redundant gcc_assert.
9173 * tree-cfg.c (verify_gimple_call): Verify function and chain
9174 operands. Verify arguments.
9175 (verify_types_in_gimple_stmt): Verify condition code and labels.
9177 2010-01-07 Richard Guenther <rguenther@suse.de>
9179 PR tree-optimization/42641
9180 * sese.c (rename_map_elt_info): Use the SSA name version, do
9183 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9185 PR tree-optimization/42625
9186 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9187 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9189 2010-01-07 Duncan Sands <baldrick@free.fr>
9191 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9193 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9196 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9197 note itself is not function_invariant_p.
9199 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9201 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9202 Do not add the DF_NOTE problem.
9203 * store-motion.c (execute_rtl_store_motion): Likewise.
9205 2010-01-07 Martin Jambor <mjambor@suse.cz>
9207 PR tree-optimization/42157
9208 * tree-sra.c (compare_access_positions): Stabilize sort if both
9209 accesses have integer types, return zero immediately if they are the
9212 2010-01-06 Richard Henderson <rth@redhat.com>
9215 * haifa-sched.c (add_to_note_list): Merge into ...
9216 (concat_note_lists): ... here, and ...
9217 (unlink_other_notes, rm_other_notes): Merge into...
9218 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9219 NOTE_INSN_EPILOGUE_BEG.
9221 2010-01-06 Richard Guenther <rguenther@suse.de>
9223 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9224 not inline regular functions into always-inline functions.
9226 2010-01-06 Nick Clifton <nickc@redhat.com>
9228 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9229 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9231 (OVERRIDE_OPTIONS): Delete.
9232 (OPTIMIZATION_OPTIONS): Define.
9233 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9234 * config/rx/rx.c (rx_handle_option): Issue an error message if
9235 -mcpu=rx200 and -fpu are used together.
9236 (rx_set_optimization_options): New function. Issue an error
9237 message if an optimization attribute attempts to reset the FPU/
9238 math optimization pairing.
9239 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9240 * config/rx/rx.opt: Set the default to 32-bit doubles.
9241 * config/rx/t-rx: Add multilibs for -nofpu option.
9242 * doc/invoke.texi: Update documentation of RX options.
9244 2010-01-06 Richard Guenther <rguenther@suse.de>
9246 * tree-ssa-pre.c (name_to_id): New global.
9247 (alloc_expression_id): Simplify SSA name handling.
9248 (lookup_expression_id): Likewise.
9249 (init_pre): Zero name_to_id.
9250 (fini_pre): Free it.
9252 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9254 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9256 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9259 * config/i386/sse.md (smaxv2di3): New.
9260 (umaxv2di3): Likewise.
9261 (sminv2di3): Likewise.
9262 (uminv2di3): Likewise.
9264 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9267 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9268 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9269 (legitimize_tls_address): Likewise.
9270 (sparc_tls_referenced_p): Likewise.
9271 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9272 and adjust calls to legitimize_pic_address.
9273 (legitimate_constant_p) Use sparc_tls_referenced_p.
9274 (legitimate_pic_operand_p): Likewise.
9275 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9276 (sparc_tls_symbol_ref_1): Delete.
9277 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9278 (legitimize_tls_address): Make static, handle CONST patterns.
9279 (legitimize_pic_address): Make static, remove unused parameter and
9280 adjust recursive calls.
9281 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9282 and adjust call to legitimize_pic_address.
9283 (sparc_output_mi_thunk): Likewise.
9285 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9286 H.J. Lu <hongjiu.lu@intel.com>
9289 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9290 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9291 operands to make them signed.
9294 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9297 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9298 GTU to GT for V4SI and V2DI.
9300 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9301 (umin<mode>3): Removed.
9303 (uminv4si3): Likewise.
9305 2010-01-05 Martin Jambor <mjambor@suse.cz>
9307 PR tree-optimization/42462
9308 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9309 current_function_decl to helper functions and macros.
9311 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9314 * flags.h: Don't include real.h.
9315 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9316 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9317 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9318 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9319 * dominance.c: Update copyright.
9320 * gimple.c (walk_gimple_op): Remove inline.
9321 * tree-ssa-reassoc.c: Include real.h.
9322 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9323 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9325 2010-01-05 Nick Clifton <nickc@redhat.com>
9327 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9328 register to push into the stack frame when the accumulator has to
9329 be saved during interrupts.
9331 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9333 * doc/invoke.texi: Remove the documentation about option
9335 * common.opt (Wunreachable-code): Preserved for backward
9337 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9338 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9339 the backward compatibility flag section.
9341 2010-01-05 Richard Guenther <rguenther@suse.de>
9343 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9345 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9348 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9350 PR tree-optimization/42508
9351 * tree-sra.c (convert_callers): Check for recursive call
9352 by comparing cgraph nodes instead of decls.
9353 (modify_function): Call ipa_modify_formal_parameters also
9354 on all same_body aliases.
9356 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9357 cgraph nodes when checking for same_body aliases.
9359 2010-01-05 Richard Guenther <rguenther@suse.de>
9361 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9362 allocation and lookup.
9363 (get_or_alloc_expr_for_constant): Likewise.
9364 (phi_translate): Sink allocation.
9366 2010-01-04 Richard Guenther <rguenther@suse.de>
9368 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9369 a new entry only if needed.
9370 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9371 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9373 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9375 (phi_translate): Handle CONSTANTs early.
9377 2010-01-04 Martin Jambor <mjambor@suse.cz>
9379 PR tree-optimization/42398
9380 * tree-sra.c (struct access): Removed flag grp_different_types.
9381 (dump_access): Do not dump the removed flag.
9382 (sort_and_splice_var_accesses): Do not set the removed flag.
9383 (sra_modify_expr): Check for type compatibility directly.
9385 2010-01-04 Martin Jambor <mjambor@suse.cz>
9387 PR tree-optimization/42366
9388 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9389 edges with variable number of parameters.
9390 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9391 flag instead of asserting it.
9392 (ipa_read_node_info): Read uses_analysis_done flag.
9394 2010-01-04 Richard Guenther <rguenther@suse.de>
9396 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9397 iterative_hash_* as intended.
9398 (vn_reference_compute_hash): Likewise. Simplify hashing
9400 (vn_reference_lookup_2): Likewise.
9401 (vn_nary_op_compute_hash): Likewise.
9402 (vn_phi_compute_hash): Likewise.
9403 (expressions_equal_p): Remove strange code.
9404 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9405 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9406 (bitmap_insert_into_set_1): Take value-id as parameter.
9407 (add_to_value): Pass it.
9408 (bitmap_insert_into_set): Likewise.
9409 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9411 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9414 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9415 (do_self_spec): For switches with SWITCH_IGNORE set set also
9416 SWITCH_IGNORE_PERMANENTLY.
9417 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9420 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9422 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9423 tree of an unreferenced global var.
9425 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9428 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9429 GTU to GT for V4SI and V2DI.
9431 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9432 (umin<mode>3): Removed.
9434 (uminv4si3): Likewise.
9436 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9439 * collect2.c (main): Turn on trace in collect2 if -v is passed
9442 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9444 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9445 description of expression operand.
9447 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9449 * configure.ac: Add install-html to target_list for Make-hooks.
9450 * configure: Regenerate.
9451 * fortran/Make-lang.in (F95_HTMLFILES): New.
9452 (fortran.html): Use it.
9453 (fortran.install-html): New.
9454 * Makefile.in (install-html): Add lang.install-html.
9455 * java/Make-lang.in (JAVA_HTMLFILES): New.
9456 (java.html): Use it.
9457 (java.install-html): New.
9458 * objc/Make-lang.in (objc.install-html): New.
9459 * objcp/Make-lang.in (obj-c++.install-html): New.
9460 * cp/Make-lang.in (c++.install-html): New.
9461 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9462 * lto/Make-lang.in (lto.install-html): New.
9464 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9467 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9469 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9471 PR rtl-optimization/41862
9472 * store-motion.c (store_killed_in_insn, compute_store_table,
9473 remove_reachable_equiv_notes, replace_store_insn,
9474 build_store_vectors): Ignore all DEBUG_INSNs.
9476 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9479 * common.opt: Add dumpdir.
9481 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9483 (option_map): Add --dumpdir.
9485 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9487 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9489 * opts.c (decode_options): Try dump_dir_name first if
9490 dump_base_name isn't an absolute path.
9491 (common_handle_option): Handle OPT_dumpdir.
9493 * toplev.c (dump_dir_name): New.
9494 (print_switch_values): Also ignore -dumpdir.
9496 * toplev.h (dump_dir_name): New.
9498 2010-01-03 Richard Guenther <rguenther@suse.de>
9500 PR tree-optimization/42589
9501 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9502 double-word expansion of bswap32.
9504 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9506 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9507 with BLOCK_FOR_INSN.
9508 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9509 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9510 noce_process_if_block): Likewise.
9511 * gcse.c (compute_local_properties, insert_expr_in_table,
9512 insert_set_in_table, canon_list_insert, find_avail_set,
9513 pre_insert_copy_insn): Likewise.
9515 * basic-block.h (BLOCK_NUM): Move from here...
9516 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9518 2010-01-03 Richard Guenther <rguenther@suse.de>
9520 PR tree-optimization/42438
9521 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9522 contains_may_not_return_call flag.
9523 (BB_MAY_NOTRETURN): New.
9524 (valid_in_sets): Trapping nary operations are not valid
9525 in blocks that may not return.
9526 (insert_into_preds_of_block): Remove check for trapping expressions.
9527 (compute_avail): Compute also BB_MAY_NOTRETURN.
9529 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9531 * doc/invoke.texi: Add 2010 to copyright years.
9533 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9535 * config/sparc/sparc.c: Fix formatting nits.
9537 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9538 Alexander Monakov <amonakov@ispras.ru>
9540 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9542 2010-01-02 Richard Guenther <rguenther@suse.de>
9545 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9546 (simplify_switch_using_ranges): Mark to be removed edges
9549 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9551 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9553 * collect2.c (scan_libraries): Add missing argument in call to
9556 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9559 * config/alpha/predicates.md (aligned_memory_operand): Return false
9561 (unaligned_memory_operand): Return true for CQImode.
9562 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9563 doesn not cross aligned SImode word boundary.
9565 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9567 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9569 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9570 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9572 2010-01-02 Richard Guenther <rguenther@suse.de>
9575 * toplev.c (compile_file): Emit LTO marker properly. Change
9577 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9579 2010-01-01 Richard Guenther <rguenther@suse.de>
9582 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9584 2010-01-01 Richard Guenther <rguenther@suse.de>
9587 * c-decl.c (grokdeclarator): For zero-size arrays force
9588 structural equality checks as layout_type does.
9590 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9592 * builtins.c: Update copyright to 2010.
9594 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9597 * lto-streamer-out.c (produce_asm): Revert the last change.
9598 (copy_function): Likewise.
9600 * lto-streamer.c (lto_get_section_name): Skip any leading
9603 2010-01-01 Richard Guenther <rguenther@suse.de>
9606 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9610 Copyright (C) 2010 Free Software Foundation, Inc.
9612 Copying and distribution of this file, with or without modification,
9613 are permitted in any medium without royalty provided the copyright
9614 notice and this notice are preserved.