1 2010-05-14 Jakub Jelinek <jakub@redhat.com>
4 * cfgexpand.c (expand_debug_expr): If non-memory op0
5 has BLKmode, return NULL.
7 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
9 * config.gcc: Add support for --with-cpu option for bdver1.
10 * config/i386/i386.h (TARGET_BDVER1): New macro.
11 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
12 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
13 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
14 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
15 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
16 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
17 (processor_type): Add PROCESSOR_BDVER1.
18 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
19 processor_type in config/i386/i386.h.
20 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
21 movaps <reg, reg> instead of movapd <reg, reg> when replacing
22 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
23 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
24 to emit packed xor instead of packed double/packed integer
25 xor for SSE and AVX when moving a zero value.
26 * config/i386/sse.md: Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
27 to emit movaps instead of movapd/movdqa for SSE and AVX.
28 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single
29 logical operations i.e and, or and xor instead of packed double logical
30 operations for SSE and AVX.
31 * config/i386/i386-c.c:
32 (ix86_target_macros_internal): Add PROCESSOR_BDVER1.
33 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
34 (has_fma4, has_xop): New.
35 * config/i386/i386.c (bdver1_cost): New variable.
36 (m_BDVER1): New macro.
37 (m_AMD_MULTIPLE): Add m_BDVER1.
38 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
39 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
40 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
41 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
42 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
43 x86_tune_sse_partial_reg_dependency, x86_tune_sse_unaligned_load_optimal,
44 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
45 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
46 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
47 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
48 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
49 Enable/disable for bdver1.
50 (processor_target_table): Add bdver1_cost.
51 (cpu_names): Add bdver1.
52 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
53 processor_alias_table.
54 (ix86_expand_vector_move_misalign): Change
55 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
56 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
57 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
58 of movupd/movdqu for SSE and AVX.
59 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
60 (ix86_tune_adjust_cost): Add code for bdver1.
61 (standard_sse_constant_opcode): Add check for
62 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
63 of packed double xor for SSE and AVX.
65 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
67 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
70 2010-05-14 Tristan Gingold <gingold@adacore.com>
72 * toplev.c (default_debug_hooks): Remove this variable.
73 (process_options): Remove assignments to default_debug_hooks.
75 2010-05-14 Martin Jambor <mjambor@suse.cz>
77 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
78 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
79 * langhooks.h (struct lang_hooks_for_decls): Removed field
81 * tree.c (free_lang_data): Remove assignment to
82 lang_hooks.fold_obj_type_ref.
83 * tree.def (OBJ_TYPE_REF): Update comment.
85 2010-05-14 Richard Guenther <rguenther@suse.de>
87 PR tree-optimization/44124
88 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
90 2010-05-14 Alan Modra <amodra@gmail.com>
93 * config/rs6000/rs6000.c (struct machine_function): Reorder
94 fields for better packing. Add lr_save_state.
95 (rs6000_ra_ever_killed): Return lr_save_state if set.
96 (rs6000_emit_eh_reg_restore): Set lr_save_state.
98 2010-05-13 Jan Hubicka <jh@suse.cz>
100 * varpool.c (decide_is_variable_needed): Drop code checking
101 TREE_SYMBOL_REFERENCED.
103 2010-05-13 Jan Hubicka <jh@suse.cz>
105 * final.c (output_addr_const): Do not call mark_decl_referenced.
106 * cgraphunit.c (process_function_and_variable_attributes): Use
107 mark_needed_node dirrectly.
108 (assemble_thunk): Do not call mark_decl_referenced.
110 2010-05-13 Anatoly Sokolov <aesok@post.ru>
112 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
114 2010-05-13 Jeff Law <law@redhat.com>
116 * ira-conflicts.c (print_allocno_conflicts): New function broken out
118 (print_conflicts): Call print_allocno_conflicts.
120 2010-05-13 Jakub Jelinek <jakub@redhat.com>
123 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
126 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
128 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
129 t-mingw-w64 or t-mingw-w32 for multilib configuration.
130 * config/i386/t-mingw-w32: New.
131 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
133 2010-05-13 Martin Jambor <mjambor@suse.cz>
135 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
137 * gimple-fold.c (get_base_binfo_for_type): New function.
138 (gimple_get_relevant_ref_binfo): Likewise.
139 (gimple_fold_obj_type_ref_known_binfo): Likewise.
140 (gimple_fold_obj_type_ref): Likewise.
141 (fold_gimple_call): Simplify condition for folding virtual calls
142 and call gimple_fold_obj_type_ref.
143 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
144 (gimple_fold_obj_type_ref_known_binfo): Likewise.
146 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
148 * config/rs6000/rs6000-protos.h
149 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
150 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
151 (rs6000_debug_mode_dependent_address)
152 (rs6000_mode_dependent_address_ptr): Likewise.
154 2010-05-13 Jakub Jelinek <jakub@redhat.com>
157 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
159 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
160 * tree-sra.c (create_access_replacement): Call unshare_expr before
161 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
163 * dwarf2out.c: Include tree-flow.h.
164 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
165 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
166 Handle DW_OP_bit_piece.
167 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
168 construct_piece_list, adjust_piece_list): New functions.
169 (add_var_loc_to_decl): Handle SRA optimized variables.
170 Adjust for var_loc_note to loc field renaming.
171 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
172 in VAR_LOCATION note.
173 (new_loc_descr_op_bit_piece): New function.
174 (dw_sra_loc_expr): New function.
175 (dw_loc_list): Use it. Don't handle the last range after the
176 loop, handle it inside of the loop. Adjust for var_loc_note
177 to loc field renaming.
178 (add_location_or_const_value_attribute): Only special case
179 single entry loc lists if loc is NOTE_P. Adjust for
180 var_loc_note to loc field renaming.
181 (dwarf2out_var_location): Don't set newloc->var_loc_note
182 and newloc->next here.
184 2010-05-12 Jan Hubicka <jh@suse.cz>
186 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
188 * cgraph.h (cgraph_only_called_directly_p,
189 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
190 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
191 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
193 * ipa.c (cgraph_remove_unreachable_nodes): Use
194 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
196 * tree-inline.c (copy_bb): Check address_taken flag.
197 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
198 externally_visible flag.
200 2010-05-12 Jason Merrill <jason@redhat.com>
204 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
205 * sdbout.c (plain_type_1): Likewise.
206 * dwarf2out.c (is_base_type): Likewise.
207 (gen_type_die_with_usage): Likewise. Generate
208 DW_TAG_unspecified_type for any LANG_TYPE.
210 2010-05-12 Jan Hubicka <jh@suse.cz>
212 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
214 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
215 (cgraph_clone_edge): Update.
216 (cgraph_node_remove_callees): Remove indirect calls too.
217 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
218 (cgraph_create_indirect_edge): Update prototype.
219 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
220 is_proper_for_analysis.
221 (add_new_function, visited_nodes, function_insertion_hook_holder,
222 get_local_reference_vars_info, mark_address_taken, mark_address,
223 mark_load, mark_store, check_asm_memory_clobber, check_call,
224 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
225 (ipa_init): Do not initialize visited_nodes;
226 function_insertion_hook_holder.
227 (analyze_variable): Rewrite.
228 (analyze_function): Rewrite.
229 (copy_local_bitmap): Remove.
230 (duplicate_node_dat): Do not duplicate local info.
231 (generate_summary): Simplify to only walk cgraph.
232 (write_node_summary_p, ipa_reference_write_summary,
233 ipa_reference_read_summary): Remove.
234 (propagate): Do not remove function insertion;
236 (pass_ipa_reference): NULLify summary handling fields.
237 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
238 (input_edge): Input ecf_flags.
239 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
240 (update_indirect_edges_after_inlining): Ignore edges with unknown
243 2010-05-12 Sriraman Tallam <tmsriram@google.com>
245 * implicit-zee.c: New file.
246 * tree-pass.h (pass_implicit_zee): Declare.
247 * passes.c (init_optimization_passes): Add zee pass.
248 * common.opt (fzee): New flag.
249 * timevar.def (TV_ZEE): Define.
250 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
252 * Makefile.in (implicit-zee.o): Add new build file.
254 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
255 Nathan Froyd <froydnj@codesourcery.com>
257 * c-common.c (sync_resolve_params): Remove write-only variable.
259 2010-05-12 Anatoly Sokolov <aesok@post.ru>
261 * target.h (struct gcc_target): Add mode_dependent_address_p field.
262 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
263 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
264 * targhooks.c (default_mode_dependent_address_p): New function.
265 * targhooks.h (default_mode_dependent_address_p): Declare function.
266 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
267 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
268 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
269 target hook. Change return type to bool.
270 * recog.h: (mode_dependent_address_p): Change return type to bool.
272 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
273 Nathan Froyd <froydnj@codesourcery.com>
275 * tree-mudflap.c (build_function_type_0, build_function_type_1,
276 build_function_type_2, build_function_type_3): Remove.
277 (mudflap_init): Use build_function_type_list.
279 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
280 Nathan Froyd <froydnj@codesourcery.com>
282 * coverage.c (build_fn_info_value): Call build_constructor instead of
283 build_constructor_from_list.
284 (build_ctr_info_value): Likewise.
285 (build_gcov_info): Likewise.
287 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
289 * tree.c (build_constructor): Compute TREE_CONSTANT for the
290 resultant constructor.
291 (build_constructor_single): Don't set TREE_CONSTANT.
292 (build_constructor_from_list): Don't compute TREE_CONSTANT.
294 2010-05-12 Jan Hubicka <jh@suse.cz>
296 * cgraph.h (struct varpool_node): Add aux.
297 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
298 * varpool.c (varpool_remove_node): Do not remove initializer.
299 (varpool_reset_queue): Export.
300 (varpool_finalize_decl): Volatile vars are forced to be output.
301 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
303 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
304 process_references, varpool_can_remove_if_no_refs): New functions.
305 (cgraph_remove_unreachable_nodes): Handle variables too.
307 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
310 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
312 2010-05-12 Jakub Jelinek <jakub@redhat.com>
315 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
316 change value of ORT_TASK.
317 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
318 (omp_notice_threadprivate_variable): New function.
319 (omp_notice_variable): Call it for threadprivate variables.
320 If enclosing ctx is a task, print enclosing task rather than
321 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
322 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
323 if task has untied clause.
326 * dwarf2out.c (base_type_die): Don't add name attribute here.
327 (modified_type_die): Instead of sizetype use
328 its underlying original type. If a DW_TAG_base_type doesn't
329 have name added, add __unknown__.
330 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
331 always call force_type_die instead.
333 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
335 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
336 for __stack_chk_guard.
338 2010-05-11 Jakub Jelinek <jakub@redhat.com>
340 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
341 don't call start_source_file debug hook here...
342 (finish_options): ... but here, after outputting predefined and
343 command line defines and undefs.
346 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
348 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
349 optimizing away empty bb with no successors, move over its
350 footer chain to fallthru predecessor.
351 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
352 (rtl_split_edge): For asm goto call patch_jump_insn even if
353 splitting fallthru edge.
356 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
357 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
358 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
359 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
363 * c-parser.c (c_parser_expression): Mark LHS of a comma
364 expression as read if it is a decl, handled component or
365 COMPOUND_EXPR with that on the RHS.
366 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
367 if it is a decl or handled component.
369 2010-05-11 Jan Hubicka <jh@suse.cz>
371 * lto-symtab.c (lto_symtab_free): New function.
372 * lto-streamer.h (lto_symtab_free): Declare.
374 2010-05-11 Jan Hubicka <jh@suse.cz>
376 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
377 that if function is needed it is reachable.
378 (lto_output_node): See if it the function is reachable or referenced.
379 (output_cgraph): Update call of lto_output_node.
380 * lto-streamer.h (reachable_from_other_partition_p): Declare.
382 2010-05-11 Jan Hubicka <jh@suse.cz>
384 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
387 2010-05-11 Jan Hubicka <jh@suse.cz>
389 PR tree-optimize/44063
390 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
392 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
394 (estimate_function_body_sizes): Compute sizes even when disregarding.
396 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
398 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
400 2010-05-11 Jan Hubicka <jh@suse.cz>
402 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
405 2010-05-11 Jan Hubicka <jh@suse.cz>
407 * matrix-reorg.c (matrix_reorg): Rebuild edges.
409 2010-05-11 Jan Hubicka <jh@suse.cz>
411 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
412 lto_streamer_cache_delete): Put nodes into heap.
413 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
416 2010-05-11 Jan Hubicka <jh@suse.cz>
418 * cgraphbuild.c (cgraph_rebuild_references): New.
419 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
421 * cgraph.h (cgraph_rebuild_references): Declare.
422 * tree-inline.c (tree_function_versioning): Use it.
423 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
425 2010-05-11 Jan Hubicka <jh@suse.cz>
427 * cgraph.c: Include ipa-utils.h
428 (cgraph_create_virtual_clone): Update references.
429 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
431 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
433 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
434 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
437 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
439 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
441 2010-05-11 Jakub Jelinek <jakub@redhat.com>
443 * gcc.c (execute): For -### don't quote arguments that
444 contain just alphanumerics and _/-. characters.
445 * doc/invoke.texi: Document that change for -###.
448 * df-problems.c (struct dead_debug): Add to_rescan field.
449 (dead_debug_init): Clear to_rescan field.
450 (dead_debug_finish): Rescan all debug insns in to_rescan
451 bitmap and free the bitmap.
452 (dead_debug_insert_before): Instead of rescanning debug insns
453 immediately queue their rescanning until dead_debug_finish.
454 (df_note_bb_compute): After dead_debug_add do continue instead
457 2010-05-10 Jakub Jelinek <jakub@redhat.com>
460 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
461 clear also INSN_REG_USE_LIST.
463 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
465 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
467 2010-05-10 Jan Hubicka <jh@suse.cz>
469 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
472 2010-05-10 Jan Hubicka <jh@suse.cz>
474 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
476 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
477 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
478 (lto_streamer_cache_create): Init alloc pool.
479 (lto_streamer_cache_delete): Free alloc pool.
480 * lto-streamer.h: Include alloc pool.
481 (lto_streamer_cache_d): Use alloc pool.
482 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
484 2010-05-10 Jan Hubicka <jh@suse.cz>
486 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
487 * cgraphbuild.c: Include except.h
488 (record_type_list, record_eh_tables): New function.
489 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
491 2010-05-10 Jan Hubicka <jh@suse.cz>
493 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
494 __frame_dummy_init_array_entry, force_to_data): Attribute as used
497 2010-05-10 Michael Matz <matz@suse.de>
499 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
500 (can_reassociate_p): Use FLOAT_TYPE_P.
501 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
502 (vect_force_simple_reduction): ... this.
503 * tree-parloops.c (gather_scalar_reductions): Use
504 vect_force_simple_reduction.
505 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
506 vect_is_simple_reduction, add modify argument, if true rewrite
508 (vect_is_simple_reduction, vect_force_simple_reduction): New
510 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
512 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
513 Vladimir Makarov <vmakarov@redhat.com>
515 PR rtl-optimization/44012
516 * ira-build.c (remove_unnecessary_allocnos): Nullify
517 regno_allocno_map of the removed allocno.
519 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
521 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
523 * configure: Regenerate.
525 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
527 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
529 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
530 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
532 * configure: Regenerate.
534 2010-05-10 Richard Guenther <rguenther@suse.de>
536 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
537 marked if the entry identifier is marked.
539 2010-05-10 Richard Guenther <rguenther@suse.de>
541 * c-common.c (struct c_common_attributes): Add fnspec attribute.
542 (handle_fnspec_attribute): New function.
543 * gimple.h (gimple_call_return_flags): Declare.
544 (gimple_call_arg_flags): Likewise.
545 * gimple.c (gimple_call_arg_flags): New function.
546 (gimple_call_return_flags): Likewise.
547 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
549 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
551 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
552 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
554 (make_heapvar_for): ... this new function.
555 (handle_rhs_call): Handle fnspec attribute argument specifiers.
556 (handle_lhs_call): Likewise.
557 (find_func_aliases): Adjust.
559 2010-05-10 Richard Guenther <rguenther@suse.de>
561 PR tree-optimization/44050
562 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
564 2010-05-10 Wei Guozhi <carrot@google.com>
567 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
569 2010-05-09 Joseph Myers <joseph@codesourcery.com>
572 * c-typeck.c (lookup_field): Take a type directly. Update
574 (build_component_ref): Update call to lookup_field.
575 (set_init_label): Use lookup_field to find initialized field.
576 Handle returned list of fields like a sequence of designators.
578 2010-05-09 Richard Guenther <rguenther@suse.de>
581 * fold-const.c (tree_single_nonzero_warnv_p): Properly
582 handle &FUNCTION_DECL.
584 2010-05-09 Joseph Myers <joseph@codesourcery.com>
587 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
588 structures and unions recursively.
589 (detect_field_duplicates): Move duplicate detection with a hash to
590 detect_field_duplicates_hash. Always use a hash if anonymous
591 structures or unions are present.
592 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
595 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
598 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
599 detect Atom, Core 2 and Core i7.
601 2010-05-09 Richard Guenther <rguenther@suse.de>
603 * gcc.c (store_arg): Handle temporary file deletion for
606 2010-05-09 Richard Guenther <rguenther@suse.de>
609 * ipa-inline.c (estimate_function_body_sizes): Return after
610 disregarding inline limits.
612 2010-05-09 Richard Guenther <rguenther@suse.de>
614 * gcc.c (store_arg): Revert last change.
616 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
619 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
620 (optimize_ops_list): Call it.
622 2010-05-08 Richard Guenther <rguenther@suse.de>
624 PR tree-optimization/44030
625 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
626 NECESSARY flag if we propagate from a inserted expression.
628 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
630 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
631 domain types as equal if they are both PLACEHOLDER_EXPRs.
633 2010-05-08 Richard Guenther <rguenther@suse.de>
635 * lto-wrapper.c (run_gcc): Remove linker output from
636 command line for LTRANS invocation.
638 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
640 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
641 lto-macho as lto_binary_reader.
642 * target.h (struct gcc_target): New hooks lto_start and lto_end.
643 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
644 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
645 in lto_start and lto_end calls.
646 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
648 (scan_prog_file): Update is_elf_or_coff call.
649 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
651 * collect2.c (main): Fix enum comparison.
653 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
655 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
656 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
657 and TARGET_ASM_LTO_END.
658 * darwin.c: Include obstack.h and lto-streamer.h.
659 (lto_section_names_offset, lto_section_names_obstack,
660 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
662 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
663 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
665 (darwin_asm_lto_end): New function. Restore asm_out_file.
666 (darwin_asm_named_section): For LTO sections, replace the name with
667 the offset of the section name in a string table, and build this
669 (darwin_file_start): Initialize global vars for LTO support.
670 (darwin_file_end): If output to asm_out_file was redirected, append it
671 to the proper asm_out_file here. Add the section names section.
673 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
675 * c-pragma.c (pending_weak_d, pending_weak): New.
676 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
677 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
678 handle_pragma_weak): Update the uses of pending_weaks.
680 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
682 PR documentation/44016
683 * doc/standards.texi (Standards): Link to unversioned
684 cxx0x_status.html page.
686 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
689 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
690 in addition to TREE_USED, to avoid "set but unused" warnings.
692 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
694 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
695 (is_loop_prefetching_profitable): Do not insert prefetches
696 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
697 times the prefetch ahead distance.
699 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
701 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
702 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
703 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
706 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
708 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
709 a diagnostic info when the insn-to-mem ratio is too small.
711 2010-05-07 Richard Guenther <rguenther@suse.de>
713 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
715 (store_arg): Queue temp_filename for deletion instead of
718 2010-05-07 Richard Guenther <rguenther@suse.de>
720 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
721 (run_gcc): Handle LTRANS phase invocation.
722 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
724 2010-05-07 Jakub Jelinek <jakub@redhat.com>
726 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
727 this is also meaningful on PARM_DECLs and RESULT_DECLs.
729 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
731 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
733 2010-05-07 Richard Guenther <rguenther@suse.de>
735 PR tree-optimization/44020
736 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
737 code when PRE is not yet initialized.
739 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
741 * config/mips/dbxmdebug.h: Remove.
742 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
744 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
746 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
747 with null pointer and also warn about ordered comparison of zero with
750 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
752 * graphite-blocking.c
753 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
754 * graphite-clast-to-gimple.c
755 (clast_to_gcc_expression): Same.
756 (precision_for_value): Same.
757 (precision_for_interval): Same.
758 (gcc_type_for_interval): Same.
759 (graphite_create_new_guard): Same.
760 (compute_bounds_for_level): Same.
761 (graphite_create_new_loop_guard): Same.
762 * graphite-interchange.c
763 (build_linearized_memory_access): Same.
764 (pdr_stride_in_loop): Same.
765 (memory_strides_in_loop_1): Same.
766 (memory_strides_in_loop): Same.
767 (extend_scattering): Same.
768 (psct_scattering_dim_for_loop_depth): Same.
769 (pbb_number_of_iterations): Same.
771 (debug_iteration_domains): Same.
773 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
774 (ppl_set_inhomogeneous_gmp): Same.
775 (ppl_strip_loop): Same.
776 (ppl_lexico_compare_linear_expressions): Same.
777 (ppl_read_polyhedron_matrix): Same.
778 (ppl_max_for_le_pointset): Same.
780 (ppl_read_polyhedron_matrix): Same.
781 (tree_int_to_gmp): Same.
782 (gmp_cst_to_tree): Same.
783 (ppl_set_inhomogeneous): Same.
784 (ppl_set_inhomogeneous_tree): Same.
785 (ppl_set_coef): Same.
786 (ppl_set_coef_tree): Same.
787 * graphite-sese-to-poly.c
788 (build_pbb_scattering_polyhedrons): Same.
789 (build_scop_scattering): Same.
790 (scan_tree_for_params_right_scev): Same.
791 (scan_tree_for_params): Same.
792 (find_params_in_bb): Same.
793 (find_scop_parameters): Same.
794 (add_upper_bounds_from_estimated_nit): Same.
795 (build_loop_iteration_domains): Same.
796 (add_condition_to_domain): Same.
797 (pdr_add_memory_accesses): Same.
799 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
801 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
802 CLooG's value_* macros to their respective mpz_* counterparts.
803 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
804 (graphite_create_new_loop_guard): Same.
805 * graphite-interchange.c (build_linearized_memory_access): Same.
806 (pdr_stride_in_loop): Same.
807 (memory_strides_in_loop_1): Same.
808 (1st_interchange_profitable_p): Same.
809 * graphite-poly.c (extend_scattering): Same.
810 (psct_scattering_dim_for_loop_depth): Same.
811 (pbb_number_of_iterations): Same.
812 (pbb_number_of_iterations_at_time): Same.
813 * graphite-poly.h (new_1st_loop): Same.
814 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
815 (oppose_constraint): Same.
816 (insert_constraint_into_matrix): Same.
817 (ppl_set_inhomogeneous_gmp): Same.
818 (ppl_set_coef_gmp): Same.
819 (ppl_strip_loop): Same.
820 (ppl_lexico_compare_linear_expressions): Same.
821 (ppl_max_for_le_pointset): Same.
822 (ppl_min_for_le_pointset): Same.
823 (ppl_build_realtion): Same.
824 * graphite-ppl.h (gmp_cst_to_tree): Same.
825 (ppl_set_inhomogeneous): Same.
826 (ppl_set_inhomogeneous_tree): Same.
827 (ppl_set_coef): Same.
828 (ppl_set_coef_tree): Same.
829 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
830 (build_scop_scattering): Same.
831 (add_value_to_dim): Same.
832 (scan_tree_for_params_right_scev): Same.
833 (scan_tree_for_params_int): Same.
834 (scan_tree_for_params): Same.
835 (find_params_in_bb): Same.
836 (find_scop_parameters): Same.
837 (add_upper_bounds_from_estimated_nit): Same.
838 (build_loop_iteration_domains): Same.
839 (create_linear_expr_from_tree): Same.
840 (add_condition_to_domain): Same.
841 (pdr_add_memory_accesses): Same.
843 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
844 Jason Merrill <jason@redhat.com>
846 * c-common.c (c_common_reswords): Add nullptr.
847 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
848 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
849 (gen_type_die_with_usage): Likewise.
850 * dbxout.c (dbxout_type): Likewise.
851 * sdbout.c (plain_type_1): Likewise.
853 2010-05-06 Jason Merrill <jason@redhat.com>
855 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
856 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
858 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
860 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
861 stripping WITH_SIZE_EXPR.
862 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
865 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
867 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
868 list of obsolete configurations.
869 Disabled check for obsolete configurations.
870 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
871 Removed support for previous versions.
872 * config/mips/iris.h: Removed.
873 * config/mips/iris5.h: Removed.
874 * config/mips/iris6.h: Merged old iris.h contents.
875 (TARGET_IRIX): Removed.
876 (DRIVER_SELF_SPECS): Removed mabi=32.
877 (IDENT_ASM_OP): Removed undef.
878 (STARTFILE_SPEC): Removed mabi=32.
879 (ENDFILE_SPEC): Likewise.
880 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
881 (MACHINE_TYPE): Update for IRIX 6.5.
882 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
883 TARGET_IRIX by TARGET_IRIX6.
884 (mips_file_start): Likewise.
885 (mips_output_external): Remove IRIX 5/6 O32 support.
886 (mips_output_function_prologue): Likewise.
887 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
889 (TARGET_CPU_CPP_BUILTINS): Likewise.
890 (TARGET_IRIX): Removed.
891 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
892 (MULTILIB_DIRNAMES): Removed 32.
893 (MULTILIB_OSDIRNAMES): Removed ../lib.
894 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
895 (Specific, mips-sgi-irix5): Document removal.
896 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
897 Remove references to older IRIX 6 releases and the O32 ABI.
899 2010-05-06 Jakub Jelinek <jakub@redhat.com>
902 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
903 instead of DF_REF_REAL_REG.
905 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
908 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
909 handling to still return true for x64 targets.
911 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
913 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
915 2010-05-06 Jan Hubicka <jh@suse.cz>
917 PR tree-optimization/43791
918 * ipa-inline.c (update_caller_keys): Remove bogus
919 disregard_inline_limits check.
921 2010-05-06 Michael Matz <matz@suse.de>
923 PR tree-optimization/43984
924 * tree-ssa-pre.c (inserted_phi_names): Remove.
925 (inserted_exprs): Change to bitmap.
926 (create_expression_by_pieces): Set bits, don't append to vector.
927 (insert_into_preds_of_block): Don't handle inserted_phi_names.
928 (eliminate): Don't look at inserted_phi_names, remove deleted
929 insns from inserted_exprs.
930 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
931 (init_pre, fini_pre): Allocate and free bitmaps.
932 (execute_pre): Insert insns on edges before elimination.
934 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
936 * tree.c (initializer_zerop): Handle STRING_CST.
938 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
941 * doc/invoke.texi (Wimplicit): Document as C only.
942 * opts.c (common_handle_option): Add argument kind.
943 (handle_option): Rename as read_cmdline_option. Factor out code to...
944 (handle_option): ... here. New.
945 (handle_options): Rename as read_cmdline_options.
946 (decode_options): Update call.
947 (set_option): Use option index instead of option pointer. Classify
948 diagnostics correctly.
949 (enable_warning_as_error): Call handle_option.
950 * opts.h (set_option): Update declaration.
951 (handle_option): Declare.
952 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
953 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
954 * c-opts.c (set_Wimplicit): Delete.
955 (c_family_lang_mask): New static constant.
956 (c_common_handle_option): Add argument kind. Use handle_option
957 instead of set_Wimplicit.
958 (c_common_post_options): warn_implicit and warn_implicit_int
959 are disabled by default.
960 * c-common.c (warn_implicit): Do not define here.
961 * c-common.h (warn_implicit): Do not declare here.
962 (c_common_handle_option): Update declaration.
963 * lto-opts.c (lto_reissue_options): Update call to set_option.
965 2010-05-06 Richard Guenther <rguenther@suse.de>
967 PR tree-optimization/43571
968 * domwalk.c (walk_dominator_tree): Walk the dominator
969 sons in more optimal order.
971 2010-05-06 Richard Guenther <rguenther@suse.de>
973 PR tree-optimization/43934
974 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
975 (stmt_cost): Likewise.
976 (extract_true_false_args_from_phi): New helper.
977 (determine_max_movement): For PHI nodes verify we can hoist them
978 and compute their cost.
979 (determine_invariantness_stmt): Handle PHI nodes.
980 (move_computations_stmt): Likewise. Hoist PHI nodes in
981 if-converted form using COND_EXPRs.
982 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
983 (tree_ssa_lim): Likewise.
984 * tree-flow.h (tree_ssa_lim): Adjust prototype.
985 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
987 2010-05-06 Richard Guenther <rguenther@suse.de>
989 PR tree-optimization/43987
990 * tree-ssa-structalias.c (could_have_pointers): For possibly
991 address-taken variables force pointers to be recorded.
992 (create_variable_info_for_1): Likewise.
993 (push_fields_onto_fieldstack): Pass in wheter all fields
995 (find_func_aliases): Query types instead of vars whether
996 they contain pointers where appropriate.
998 2010-05-06 Jan Hubicka <jh@suse.cz>
1000 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1001 (record_reference, mark_address, mark_load, mark_store): Record
1003 (record_references_in_initializer): Update call of record_references.
1004 (rebuild_cgraph_edges): Remove all references before rebuiding.
1005 * cgraph.c (cgraph_create_node): Clear ref list.
1006 (cgraph_remove_node): Remove references.
1007 (dump_cgraph_node): Dump references.
1008 (cgraph_clone_node): Clone references.
1009 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1010 (struct cgraph_node, varpool_node): Add ref_lst.
1011 * ipa-ref.c: New file.
1012 * ipa-ref.h: New file.
1013 * ipa-ref-inline.h: New file.
1014 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1015 (referenced_from_other_partition_p): New function.
1016 (lto_output_varpool_node): Take set arugment; call
1017 referenced_from_other_partition.
1018 (lto_output_ref): New.
1019 (add_references): New.
1021 (output_cgraph): Compute boundary based on references; output refs.
1022 (output_varpool): Accept cgraph_node_set argument.
1025 (input_cgraph): Call input_refs.
1026 * lto-section-in.c (lto_section_name): Add refs.
1027 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1028 (ipa-ref.o): New file.
1029 * varpool.c (varpool_node): Clear ipa ref list.
1030 (varpool_remove_node): Remove references.
1031 (dump_varpool_node): Dump references.
1032 (varpool_assemble_decl): Only compile finalized ones.
1033 (varpool_extra_name_alias): Initialize ref list.
1034 * lto-streamer.c (lto-get_section_name): Add .refs section.
1035 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1036 (referenced_from_other_partition_p): Declared.
1038 2010-05-06 Ira Rosen <irar@il.ibm.com>
1040 PR tree-optimization/43901
1041 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1042 type is not NULL if it's transformation phase, and return
1043 FALSE if it's analysis.
1044 (vectorizable_conversion, vectorizable_operation,
1045 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1047 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1049 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1051 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1053 * config/mips/mips-protos.h
1054 (mips_small_register_classes_for_mode_p): Delete prototype.
1056 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1058 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1059 * config/arm/arm.c (multiple_operation_profitable_p,
1060 compute_offset_order): New static functions.
1061 (load_multiple_sequence, store_multiple_sequence): Use them.
1062 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1063 memory offsets, not register numbers.
1064 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1066 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1068 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1069 (get_pending_sizes, put_pending_size, put_pending_sizes):
1070 Update the uses of pending_sizes.
1071 * c-decl.c (store_parm_decls): Likewise.
1072 * c-tree.h (struct c_arg_info): Likewise.
1073 * tree.h: Update the prototype for get_pending_sizes and
1076 2010-05-05 Jason Merrill <jason@redhat.com>
1079 * c-common.c (handle_aligned_attribute): Respect
1080 ATTR_FLAG_TYPE_IN_PLACE.
1083 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1084 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1085 (TARGET_INITIALIZER): Use it.
1086 * c-common.c (attribute_takes_identifier_p): Call it.
1087 * c-common.h: Update prototype.
1088 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1089 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1091 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1094 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1095 DW_ID_down_case for Fortran compilation units.
1097 2010-05-05 Jan Hubicka <jh@suse.cz>
1099 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1102 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1104 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1105 a variable-sized RESULT_DECL.
1107 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1109 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1111 2010-05-05 Jason Merrill <jason@redhat.com>
1114 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1116 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1118 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1119 Jakub Jelinek <jakub@redhat.com>
1122 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1123 (dead_debug_init, dead_debug_finish): New functions.
1124 (dead_debug_add, dead_debug_insert_before): Likewise.
1125 (df_note_bb_compute): Initialize a dead_debug object, add dead
1126 debug uses to it, insert debug bind insns before death insns,
1127 reset debug insns that refer to pending uses at the end.
1128 * rtl.h (make_debug_expr_from_rtl): New prototype.
1129 * varasm.c (make_debug_expr_from_rtl): New function.
1131 2010-05-05 Jan Hubicka <jh@suse.cz>
1133 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1134 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1135 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1136 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1137 lto_varpool_encoder_encode_initializer_p,
1138 lto_set_varpool_encoder_encode_initializer): New functions.
1139 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1140 call output_varpool.
1141 (input_varpool_node): Do not always set analyzed.
1142 (input_cgraph_1): Return vector of cgraph nodes.
1143 (input_varpool_1): Return vector of varpools.
1144 (input_cgraph): Free the vectors.
1145 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1146 output only initializers needed.
1147 (lto_output): Only call output_cgraph.
1148 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1149 * lto-section-out.c (lto_new_out_decl_state): Initialize
1150 state->varpool_node_encoder.
1151 * lto-streamer.h (lto_varpool_encoder_d): New.
1152 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1153 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1154 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1155 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1156 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1158 (output_varpool, input_varpool): Remove declarations.
1160 2010-05-05 Jan Hubicka <jh@suse.cz>
1162 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1163 with body can prevail.
1165 2010-05-05 Jan Hubicka <jh@suse.cz>
1167 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1170 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1172 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1174 * gengtype.h (erro_at_line): Constify pos argument.
1176 * gengtype.c: Include hashtab.h.
1177 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1178 (error_at_line): Constify pos argument.
1179 (do_typedef): Initialize p->opt field.
1180 (get_file_gtfilename): Fix comment typo.
1181 (struct walk_type_data): Constify line field.
1182 (get_output_file_for_structure): New function.
1183 (write_local_func_for_structure): Constify orig_s argument.
1184 Use get_output_file_for_structure.
1185 (write_func_for_structure): Use get_output_file_for_structure.
1186 (INDENT): New define.
1187 (dump_pair, dump_type, dump_type_list, dump_typekind)
1188 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1189 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1191 (seen_types): New variable.
1192 (main): New variable do_dump. Process "-d" command line option.
1193 Call dump_everything if dump requested.
1195 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1197 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1198 in a temporary instead of invoking the macro multiple times.
1199 (track_expr_p): Likewise.
1201 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1203 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1205 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1206 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1207 conditions for printing notes.
1208 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1209 true, update documentation.
1210 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1212 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1215 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1218 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1221 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1222 (*sse_prologue_save_insn1): Likewise.
1223 (SSE prologue save splitter): Likewise.
1225 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1227 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1228 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1229 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1230 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1231 all decls. Call it on DECL_FIELD_OFFSET of fields.
1232 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1233 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1235 2010-05-04 Martin Jambor <mjambor@suse.cz>
1237 * tree-sra.c (build_access_from_expr_1): The first parameter type
1238 changed to simple tree.
1239 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1240 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1242 (build_accesses_from_assign): Removed all parameters except for a
1243 simple gimple statement. Now returns a simple bool.
1244 (scan_function): All non-analysis parts moved to separate functions
1245 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1246 parameters and updated both callers.
1247 (sra_modify_expr): Removed parameter data.
1248 (sra_modify_function_body): New function.
1249 (perform_intra_sra): Call sra_modify_function_body to modify the
1251 (replace_removed_params_ssa_names): Parameter data changed into
1253 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1254 changed the parameter dont_convert to convert with the opposite
1256 (sra_ipa_modify_assign): Parameter data changed into adjustments
1257 vector, return value changed to bool.
1258 (ipa_sra_modify_function_body): New function.
1259 (sra_ipa_reset_debug_stmts): Updated a comment.
1260 (modify_function): Use ipa_sra_modify_function_body to modify function
1263 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1266 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1267 (canon_true_dependence): Likewise.
1268 (write_dependence_p): Likewise.
1270 2010-05-04 Jan Hubicka <jh@suse.cz>
1272 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1273 * cgraphbuild.c: Include ipa-utils.h
1274 (record_reference_ctx): New struct.
1275 (record_reference): Simplify to work on initializers; not statements.
1276 (mark_address, mark_load, mark_store): New.
1277 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1279 (record_references_in_initializer): Update use of record_reference.
1280 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1283 2010-05-04 Jan Hubicka <jh@suse.cz>
1285 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1286 node will be removed anyway.
1287 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1288 relink aliases of node into prevailing node.
1289 * varpool.c (varpool_remove_node): Remove aliases properly;
1290 when removing node, remove all its aliases too; remove DECL_INITIAL
1291 of removed node; ggc_free the varpool node.
1293 2010-05-04 Richard Guenther <rguenther@suse.de>
1295 PR tree-optimization/43879
1296 * tree-ssa-structalias.c (alias_get_name): Use
1297 DECL_ASSEMBLER_NAME if available.
1298 (create_function_info_for): Return the varinfo node.
1299 (ipa_pta_execute): Associate same-body aliases and extra names
1300 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1302 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1304 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1306 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1309 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1310 only if HONOR_REG_ALLOC_ORDER is not defined.
1312 2010-05-04 Richard Guenther <rguenther@suse.de>
1314 PR tree-optimization/43949
1315 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1318 2010-04-26 Jason Merrill <jason@redhat.com>
1320 * c.opt (-fstrict-enums): New.
1321 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1323 2010-05-03 David Ung <davidu@mips.com>
1324 James E. Wilson <wilson@codesourcery.com>
1326 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1327 emit the trap instruction before the divide for TUNE_74K.
1329 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1331 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1332 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1333 based on the above, for new target hook.
1335 * hooks.c (hook_bool_mode_true): New generic hook.
1336 * hooks.h (hook_bool_mode_true): Add prototype.
1338 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1340 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1341 target hook, set to hook_bool_mode_false.
1342 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1343 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1344 with targetm.small_register_classes_for_mode_p.
1345 (find_reusable_reload): Likewise.
1346 (combine_reloads): Likewise.
1347 * reload1.c (reload_as_needed): Likewise.
1348 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1349 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1350 dead_or_predicable): Likewise.
1351 * regmove.c (optimize_reg_copy_1): Likewise.
1352 * calls.c (prepare_call_address): Likewise.
1353 (precompute_register_parameters): Likewise.
1355 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1357 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1358 implementation of the hook that considers all register classes
1359 small except for SH64.
1360 (sh_override_options): Use the new hook.
1361 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1364 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1366 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1367 implementation of the hook that considers all register classes
1369 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1372 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1374 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1375 implementation of the hook that considers all register classes
1377 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1380 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1382 * config/m32c/m32c.h: Likewise.
1383 * config/pdp11/pdp11.h: Likewise.
1384 * config/avr/avr.h: Likewise.
1385 * config/xtensa/xtensa.h: Likewise.
1386 * config/m68hc11/m68hc11.h: Likewise.
1387 * config/mn10300/mn10300.h: Likewise.
1388 * config/mcore/mcore.h: Likewise.
1389 * config/h8300/h8300.h: Likewise.
1390 * config/bfin/bfin.h: Likewise.
1392 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1393 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1395 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1397 * double-int.h (tree_to_double_int): Remove macro.
1398 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1399 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1400 (tree_to_double_int): New function.
1401 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1403 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1405 2010-05-03 Richard Guenther <rguenther@suse.de>
1407 PR tree-optimization/43971
1408 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1409 constraints in the !flag_delete_null_pointer_checks case.
1411 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1414 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1415 result mode matches original rtl mode.
1417 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1420 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1422 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1424 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1425 when processing flag options.
1427 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1429 * gcov-iov.c (main): Change format string placeholder
1430 from %#08x to 0x%08x.
1431 * genchecksum.c (dosum): Change format string placeholder
1432 from %#02x to 0x%02x.
1434 2010-05-02 Richard Guenther <rguenther@suse.de>
1436 PR tree-optimization/43879
1437 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1439 2010-05-02 Bruno Haible <bruno@clisp.org>
1441 * doc/extend.texi (Function Attributes): Fix a typo.
1443 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1446 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1447 placeholder from 0x%x to %#x.
1448 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1449 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1450 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1451 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1452 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1453 * config/i386/i386.c (ix86_target_string): Ditto.
1454 * config/i386/i386.c (output_pic_addr_const): Ditto.
1455 (print_operand): Ditto.
1457 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1459 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1460 placeholder from 0x%x to %#x.
1461 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1462 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1463 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1464 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1465 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1466 * optc-gen.awk: Ditto.
1467 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1468 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1469 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1470 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1472 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1474 * target.h (struct calls): Add function_value_regno_p field.
1475 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1476 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1477 * targhooks.c (default_function_value_regno_p): New function.
1478 * targhooks.h (default_function_value_regno_p): Declare function.
1479 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1480 * builtins.c. (apply_result_size): (Ditto.).
1481 * combine.c. (likely_spilled_retval_p): (Ditto.).
1482 * mode-switching.c. Include 'target.h'.
1483 (create_pre_exit): Use function_value_regno_p hook.
1484 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1485 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1486 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1488 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1489 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1490 (ix86_function_value_regno_p): Declare as static, change argument
1491 type to const unsigned int.
1492 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1494 2010-05-01 Richard Guenther <rguenther@suse.de>
1496 PR tree-optimization/43949
1497 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1499 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1501 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1503 * rtl.h (CONST_DOUBLE_P): Define.
1504 (rtx_to_double_int): Declare.
1505 * emit-rtl.c (rtx_to_double_int): New function.
1506 * dwarf2out.c (insert_double): New function.
1507 (loc_descriptor, add_const_value_attribute): Clean up, use
1508 rtx_to_double_int and insert_double functions.
1510 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1512 * doc/extend.texi (Inline): Add missing return keyword to examples.
1513 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1516 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1518 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1519 the variable part of the offset as well. Use highest_pow2_factor for
1520 all alignment checks.
1522 2010-04-30 Richard Guenther <rguenther@suse.de>
1524 PR tree-optimization/43879
1525 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1528 2010-04-30 Jan Hubicka <jh@suse.cz>
1530 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1532 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1534 2010-04-30 Jan Hubicka <jh@suse.cz>
1536 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1538 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1539 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1540 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1541 cgraph_node_set_needs_ltrans_p): Remove.
1543 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1545 * sdbout.c: Include vec.h, do not include varray.h.
1546 (deferred_global_decls, sdbout_global_decl,
1547 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1548 * toplev.c: Do not include varray.h.
1549 (dump_memory_report): Do not dump VARRAY statistics.
1550 * gengtype.c (open_base_file): Ignore varray.h.
1551 * Makefile.in: Update for abovementioned changes.
1552 Remove all traces of varray.c and varray.h.
1553 * varray.c: Remove file.
1554 * varray.h: Remove file.
1556 2010-04-30 Jan Hubicka <jh@suse.cz>
1558 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1561 2010-04-30 Jan Hubicka <jh@suse.cz>
1563 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1566 2010-04-30 Richard Guenther <rguenther@suse.de>
1568 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1569 constraints for CONSTRUCTOR.
1571 2010-04-30 Richard Guenther <rguenther@suse.de>
1574 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1575 first after all lowering passes.
1577 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1579 * toplev.c: Include varray.h for statistics dumping.
1580 * tree.h: Do not declare varray_head_tag.
1581 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1582 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1583 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1584 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1585 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1586 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1587 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1588 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1590 * Makefile.in: Update for abovementioned changes.
1592 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1595 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1597 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1599 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1600 Use this function to do machine-specific conversion.
1601 (picochip_legitimize_reload_address): Likewise.
1602 (picochip_legitimate_address_p): Check valid base register only if
1604 (picochip_check_conditional_copy): Check for modw only if opnd is
1606 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1607 to call the function in c.
1608 * config/picochip/picochip-protos.h
1609 (picochip_legitimize_reload_address): Define.
1610 * config/picochip/picochip.md (supported_compare1): Define.
1612 2010-04-30 Jan Hubicka <jh@suse.cz>
1614 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1615 (cgraph_global_info): Remove inlined.
1616 (LTO_cgraph_tag_names): Remove.
1617 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1618 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1619 simplify cgraph tags and document.
1620 (lto_output_node): Use only LTO_cgraph_unavail_node and
1621 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1622 for_functions_valid, global info, process and output flags.
1623 (input_overwrite_node): Initialize estimated stack size and
1624 estimated growth. Do not read flags we no longer store.
1625 (input_node): Likewise do not read info no longer stored.
1626 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1629 2010-04-30 Richard Guenther <rguenther@suse.de>
1631 PR tree-optimization/43879
1632 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1633 handle non-zero initializers.
1635 2010-04-30 Richard Guenther <rguenther@suse.de>
1637 * builtins.c (fold_builtin_1): Delete free (0).
1639 2010-04-29 Jan Hubicka <jh@suse.cz>
1641 * gengtype.c (open_base_files): Add lto-streamer.h
1642 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1643 (pass_ipa_cp): GGC collect.
1644 * toplev. (compile_file): Do not output symbols.
1645 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1646 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1647 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1648 * lto-section-in.c: Include ggc.h
1649 (lto_new_in_decl_state): Alloc in GGC.
1650 (lto_delete_in_decl_state): Likewise.
1651 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1654 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1657 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1658 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1659 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1660 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1661 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1662 account only if HONOR_REG_ALLOC_ORDER is not defined.
1663 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1664 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1666 2010-04-29 Jon Grant <04@jguk.org>
1668 * collect2.c (vflag): Change type from int to bool.
1670 (helpflag): New global bool.
1671 (main): Set vflag and debug with boolean, not integer truth values.
1672 Accept new "--help" option and output usage text if found.
1673 * collect2.h (vflag): Update prototype.
1676 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1679 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1681 2010-04-29 Richard Guenther <rguenther@suse.de>
1684 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1685 with ATTRIBUTE_UNUSED.
1687 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1690 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1691 INSN_P with NONDEBUG_INSN_P.
1692 (distance_non_agu_define): Likewise.
1693 (distance_agu_use): Likewise.
1695 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1697 From Dominique d'Humieres <dominiq@lps.ens.fr>
1699 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1702 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1704 * plugin.h (invoke_plugin_callbacks): New inline function.
1705 * plugin.c (flag_plugin_added): New global flag.
1706 (add_new_plugin): Initialize above flag.
1707 (invoke_plugin_callbacks): Rename to ...
1708 (invoke_plugin_callbacks_full): ... this.
1710 2010-04-28 Jan Hubicka <jh@suse.cz>
1712 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1713 (lto_varpool_replace_node): New.
1714 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1715 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1716 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1717 * cgraph.h (varpool_node_ptr): New type.
1718 (varpool_node_ptr): New vector.
1719 (varpool_node_set_def): New structure.
1720 (varpool_node_set): New type.
1721 (varpool_node_set): New vector.
1722 (varpool_node_set_element_def): New structure.
1723 (varpool_node_set_element, const_varpool_node_set_element): New types.
1724 (varpool_node_set_iterator): New type.
1725 (varpool_node): Add prev pointers, add used_from_other_partition,
1727 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1728 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1729 varpool_get_node, varpool_remove_node): Declare.
1730 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1731 varpool_node_set_size): New inlines.
1732 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1733 * tree-pass.h (varpool_node_set_def): Forward declare.
1734 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1735 (ipa_write_optimization_summaries): Update prototype.
1736 * ipa-cp.c (ipcp_write_summary): Update.
1737 * ipa-reference.c (ipa_reference_write_summary): Update.
1738 * lto-cgraph.c (lto_output_varpool_node): New static function.
1739 (output_varpool): New function.
1740 (input_varpool_node): New static function.
1741 (input_varpool_1): New function.
1742 (input_cgraph): Input varpool.
1743 * ipa-pure-const.c (pure_const_write_summary): Update.
1744 * lto-streamer-out.c (lto_output): Update, output varpool too.
1745 (write_global_stream): Kill WPA hack.
1746 (produce_asm_for_decls): Update.
1747 (output_alias_pair_p): Handle variables.
1748 (output_unreferenced_globals): Output only needed partition of varpool.
1749 * ipa-inline.c (inline_write_summary): Update.
1750 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1752 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1753 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1754 varpool_node_set_new, varpool_node_set_add,
1755 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1756 debug_varpool_node_set): New functions.
1757 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1758 (execute_one_pass): Process new decls too.
1759 (ipa_write_summaries_2): Pass around vsets.
1760 (ipa_write_summaries_1): Likewise.
1761 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1763 (ipa_write_optimization_summaries_1): Pass around vsets.
1764 (ipa_write_optimization_summaries): Likewise.
1765 * varpool.c (varpool_get_node): New.
1766 (varpool_node): Update doubly linked lists.
1767 (varpool_remove_node): New.
1768 (dump_varpool_node): More dumping.
1769 (varpool_enqueue_needed_node): Update doubly linked lists.
1770 (decide_is_variable_needed): Kill ltrans hack.
1771 (varpool_finalize_decl): Kill lto hack.
1772 (varpool_assemble_decl): Skip decls in other partitions.
1773 (varpool_assemble_pending_decls): Update doubly linkes lists.
1774 (varpool_empty_needed_queue): Likewise.
1775 (varpool_extra_name_alias): Likewise.
1776 * lto-streamer.c (lto_get_section_name): Add vars section.
1777 * lto-streamer.h (lto_section_type): Update.
1778 (output_varpool, input_varpool): Declare.
1780 2010-04-28 Mike Stump <mikestump@comcast.net>
1782 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1784 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1786 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1787 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1788 (lto_input_ts_type_tree_pointers): Likewise.
1789 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1790 (lto_output_ts_type_tree_pointers): Likewise.
1792 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1794 Uniquization of constants at the Tree level
1795 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1796 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1798 (tree_output_constant_def): Declare.
1799 * gimplify.c (gimplify_init_constructor): When using block copy, first
1800 uniquize the constant constructor on the RHS.
1801 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1802 DECL_IN_CONSTANT_POOL flag.
1803 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1804 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1806 (assemble_variable): Deal with symbols belonging to the tree constant
1808 (get_constant_section): Add ALIGN parameter and simplify.
1809 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1810 (assemble_constant_contents): Use the expression of the VAR_DECL.
1811 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1812 (tree_output_constant_def): New global function.
1813 (mark_constant): Use the expression of the VAR_DECL.
1814 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1816 (output_object_block): Likewise and assemble the expression.
1818 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1820 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1821 hash_tree, eq_tree): New tree hash table.
1822 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1823 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1824 lto_orig_address_remove): Reimplement.
1826 2010-04-28 Xinliang David Li <davidxl@google.com>
1829 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1830 (compute_uninit_opnds_pos): New function.
1831 (is_non_loop_exit_postdominating): New function.
1832 (compute_control_dep_chain): New function.
1833 (find_pdom): New function.
1834 (convert_control_dep_chain_into_preds): New function.
1835 (find_predicates): New function.
1836 (find_control_equiv_block): New function.
1837 (collect_phi_def_edges): New function.
1838 (find_def_preds): New function.
1839 (find_dom): New function.
1840 (dump_predicates): New function.
1841 (get_cmp_code): New function.
1842 (is_value_included_in): New function.
1843 (find_matching_predicate_in_rest_chains): New function.
1844 (use_pred_not_overlap_with_undef_path_pred): New function.
1845 (is_use_properly_guarded): New function.
1846 (normalize_cond_1): New function.
1847 (is_and_or_or): New function.
1848 (normalize_cond): New function.
1849 (is_gcond_subset_of): New function.
1850 (is_subset_of_any): New function.
1851 (is_or_set_subset_of): New function.
1852 (is_and_set_subset_of): New function.
1853 (is_norm_cond_subset_of): New function.
1854 (is_pred_expr_subset_of): New function.
1855 (is_pred_chain_subset_of): New function.
1856 (is_included_in): New function.
1857 (is_superset_of): New function.
1858 (find_uninit_use): New function.
1859 (warn_uninitialized_phi): New function.
1860 (compute_possibly_undefined_names): New function.
1861 (ssa_undefined_value_p): New function.
1862 (execute_late_warn_uninitialized): New function.
1863 * tree-ssa.c (ssa_undefined_value_p): Removed.
1864 (warn_uninit): Changed to extern.
1865 (warn_uninitialized_phi): Removed.
1866 (warn_uninitialized_vars): Changed to extern.
1867 (execute_late_warn_uninitialized): Removed
1868 * tree-flow.h: Add new prototypes.
1869 * timevar.def: Add new time variable.
1870 * Makefile.in: Add new build file.
1872 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1874 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1877 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1880 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1882 2010-04-28 Martin Jambor <mjambor@suse.cz>
1884 * cgraph.h (struct cgraph_node): New field indirect_calls.
1885 (struct cgraph_indirect_call_info): New type.
1886 (struct cgraph_edge): Removed field indirect_call. New fields
1887 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1888 (cgraph_create_indirect_edge): Declare.
1889 (cgraph_make_edge_direct): Likewise.
1890 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1891 * ipa-prop.h (struct ipa_param_call_note): Removed.
1892 (struct ipa_node_params): Removed field param_calls.
1893 (ipa_create_all_structures_for_iinln): Declare.
1894 * cgraph.c: Described indirect edges and uids in initial comment.
1895 (cgraph_add_edge_to_call_site_hash): New function.
1896 (cgraph_edge): Search also among the indirect edges, use
1897 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1898 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1899 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1901 (initialize_inline_failed): Assign a reason to indirect edges.
1902 (cgraph_create_edge_1): New function.
1903 (cgraph_create_edge): Moved some functionality to
1904 cgraph_create_edge_1.
1905 (cgraph_create_indirect_edge): New function.
1906 (cgraph_edge_remove_callee): Add an assert checking for
1908 (cgraph_edge_remove_caller): Special-case indirect edges.
1909 (cgraph_remove_edge): Likewise.
1910 (cgraph_set_edge_callee): New function.
1911 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1912 (cgraph_make_edge_direct): New function.
1913 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1914 the declaration of the call statement matches.
1915 (cgraph_node_remove_callees): Special-case indirect edges.
1916 (cgraph_clone_edge): Likewise.
1917 (cgraph_clone_node): Clone also the indirect edges.
1918 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1919 indirect_call, dump count of indirect_calls edges.
1920 * ipa-prop.c (iinlining_processed_edges): New variable.
1921 (ipa_note_param_call): Create indirect edges instead of
1922 creating notes. New parameter node.
1923 (ipa_analyze_call_uses): New parameter node, pass it on to
1924 ipa_note_param_call.
1925 (ipa_analyze_stmt_uses): Likewise.
1926 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1927 (print_edge_addition_message): Work on edges rather than on notes.
1928 (update_call_notes_after_inlining): Likewise, renamed to
1929 update_indirect_edges_after_inlining.
1930 (ipa_create_all_structures_for_iinln): New function.
1931 (ipa_free_node_params_substructures): Do not free notes.
1932 (ipa_edge_duplication_hook): Propagate bits within
1933 iinlining_processed_edges bitmap.
1934 (ipa_node_duplication_hook): Do not duplicate notes.
1935 (free_all_ipa_structures_after_ipa_cp): Renamed to
1936 ipa_free_all_structures_after_ipa_cp.
1937 (free_all_ipa_structures_after_iinln): Renamed to
1938 ipa_free_all_structures_after_iinln.
1939 (ipa_write_param_call_note): Removed.
1940 (ipa_read_param_call_note): Removed.
1941 (ipa_write_indirect_edge_info): New function.
1942 (ipa_read_indirect_edge_info): Likewise.
1943 (ipa_write_node_info): Do not stream notes, do stream information
1945 (ipa_read_node_info): Likewise.
1946 (lto_ipa_fixup_call_notes): Removed.
1947 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1948 * ipa-inline.c (pass_ipa_inline): Likewise.
1949 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1950 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1951 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1953 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1955 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1956 (output_cgraph): Stream also indirect edges.
1957 (lto_output_edge): Added capability to stream indirect edges.
1958 (input_edge): Likewise.
1959 (input_cgraph_1): Likewise.
1960 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1963 2010-04-28 Richard Guenther <rguenther@suse.de>
1965 PR tree-optimization/43879
1966 PR tree-optimization/43909
1967 * tree-ssa-structalias.c (struct variable_info): Add
1968 only_restrict_pointers flag.
1969 (new_var_info): Initialize it. Increment stats.total_vars here.
1970 (create_function_info_for): Do not increment stats.total_vars here.
1971 (get_function_part_constraint): Fix build with C++.
1972 (insert_into_field_list): Remove.
1973 (push_fields_onto_fieldstack): Properly merge fields.
1974 (create_variable_info_for): Split and simplify.
1975 (create_variable_info_for_1): New piece.
1976 (intra_create_variable_infos): Properly make restrict constraints
1979 2010-04-28 Richard Guenther <rguenther@suse.de>
1982 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1984 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1985 Jan Hubicka <hubicka@ucw.cz>
1987 * doc/invoke.texi (-Wsuggest-attribute=const,
1988 -Wsuggest-attribute=pure): Document.
1989 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1990 (function_always_visible_to_compiler_p,
1991 suggest_attribute, warn_function_pure, warn_function_const):
1993 (check_call): Improve debug info.
1994 (analyze_function): Do not check availability.
1995 (add_new_function): Check availability.
1996 (propagate): Output warnings.
1997 (skip_function_for_local_pure_const): New function.
1998 (local_pure_const): Use it; output warnings.
1999 * common.opt (Wsuggest-attribute=const,
2000 Wsuggest-attribute=pure): New.
2002 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2004 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2005 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2006 or DW_CFA_def_cfa_offset{,_sf}.
2008 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2010 * tree.h: Fix truncated long macros.
2012 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2014 * collect2.c (TARGET_64BIT): Redefine to target's default.
2015 * tlink.c: Likewise.
2016 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2017 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2018 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2019 for underscoring __USER_LABEL_PREFIX__.
2020 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2021 (SUB_LINK_ENTRY32): New.
2022 (SUB_LINK_ENTRY64): New.
2023 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2024 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2025 (SUB_LINK_ENTRY64): New.
2026 (SUB_LINK_ENTRY): New.
2027 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2028 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2029 x64 target is choosen.
2030 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2031 * configure: Regenerated.
2032 * configure.ac (leading-mingw64-underscores): Option added.
2034 2010-04-27 Jan Hubicka <jh@suse.cz>
2036 * doc/invoke.texi (-fipa-profile): Document.
2037 * opts.c (decode_options): Enable ipa-profile at -O1.
2038 * timevar.def (TV_IPA_PROFILE): Define.
2039 * common.opt (fipa-profile): Add.
2040 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2042 (cgraph_propagate_frequency): Handle only local ones.
2043 * tree-pass.h (pass_ipa_profile): Declare.
2044 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2045 (pass_ipa_profile): Use TV_IPA_PROFILE.
2046 * ipa.c (ipa_profile): New function.
2047 (gate_ipa_profile): Likewise.
2048 (pass_ipa_profile): New global variable.
2049 * passes.c (pass_ipa_profile): New.
2051 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2053 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2055 2010-04-27 Martin Jambor <mjambor@suse.cz>
2058 * ipa.c (dissolve_same_comdat_group_list): New function.
2059 (function_and_variable_visibility): Call
2060 dissolve_same_comdat_group_list when comdat group contains external or
2062 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2063 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2065 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2067 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2068 (const_hash_1) <VECTOR_CST>: New case.
2069 (compare_constant) <VECTOR_CST>: Likewise.
2070 <ADDR_EXPR>: Deal with LABEL_REFs.
2071 (copy_constant) <VECTOR_CST>: New case.
2073 2010-04-27 Jan Hubicka <jh@suse.cz>
2075 * cgraph.c (cgraph_propagate_frequency): New function.
2076 * cgraph.h (cgraph_propagate_frequency): Declare.
2077 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2078 cgraph_propagate_frequency.
2080 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2082 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2084 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2087 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2088 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2089 here to determine which regs to push and how much stack to reserve.
2091 2010-04-27 Jie Zhang <jie@codesourcery.com>
2093 * doc/gimple.texi (gimple_statement_with_ops): Remove
2094 addresses_taken field.
2095 (gimple_statement_with_memory_ops): Likewise.
2097 2010-04-27 Jan Hubicka <jh@suse.cz>
2099 * tree-inline.c (eni_inlining_weights): Remove.
2100 (estimate_num_insns): Special case more builtins.
2102 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2105 * c-typeck.c (build_binary_op): Move forward check for comparison
2106 pointer with null pointer constant and adjust the diagnostic message.
2108 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2111 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2112 binutils supports extended .section directive needed by LTO, or
2113 warn if older binutils found.
2114 (LTO_BINARY_READER): New AC_SUBST'd variable.
2115 (LTO_USE_LIBELF): Likewise.
2116 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2118 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2119 (LTO_USE_LIBELF): Likewise.
2120 * configure: Regenerate.
2122 * collect2.c (is_elf): Rename from this ...
2123 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2124 object files in addition to ELF-formatted ones.
2125 (scan_prog_file): Caller updated. Also allow for LTO info marker
2126 symbol to be prefixed or not by an extra underscore.
2128 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2129 * config/i386/winnt.c: Also #include lto-streamer.h
2130 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2132 (i386_pe_asm_output_aligned_decl_common): Add comment.
2133 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2135 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2138 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2139 Add missing earlyclobber for second alternative.
2141 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2143 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2144 bits for artificial defs at the top of the block.
2145 * fwprop.c (single_def_use_enter_block): Don't call it.
2147 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2150 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2151 instead of "$gcc_cv_objdump -T".
2152 Use "-undefined dynamic_lookup" on darwin.
2153 * gcc/configure: Regenerate.
2155 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2158 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2160 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2162 * c-parser.c (struct c_token): Move location field up.
2163 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2164 (struct c_declspecs): Convert typespec_word, storage_class, and
2165 default_int_p into bitfields.
2166 (struct c_declarator): Move loc field up.
2168 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2170 * cfgloop.h (struct loop): Move can_be_parallel field up.
2171 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2172 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2174 (struct iv_cand): Convert pos field into a bitfield.
2175 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2177 (struct _stmt_vec_info): Shuffle fields for better packing.
2179 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2181 * varasm.c (IN_NAMED_SECTION): Remove guard.
2182 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2183 (IN_NAMED_SECTION_P): ...this.
2184 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2185 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2187 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2189 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2190 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2191 of shadowing it. Fix comments.
2193 2010-04-26 Jan Hubicka <jh@suse.cz>
2195 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2196 (cgraph_clone_node): Copy function frequency.
2197 * cgraph.h (node_frequency): New enum
2198 (struct cgraph_node): Add.
2199 * final.c (rest_of_clean_state): Update.
2200 * lto-cgraph.c (lto_output_node): Output node frequency.
2201 (input_overwrite_node): Input node frequency.
2202 * tre-ssa-loop-ivopts (computation_cost): Update.
2203 * lto-streamer-out.c (output_function): Do not output function
2205 * predict.c (maybe_hot_frequency_p): Update and handle functions
2207 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2209 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2210 (compute_function_frequency): Set noreturn functions to be executed
2212 (choose_function_section): Update.
2213 * lto-streamer-in.c (input_function): Do not input function frequency.
2214 * function.c (allocate_struct_function): Do not initialize function
2216 * function.h (function_frequency): Remove.
2217 (struct function): Remove function frequency.
2218 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2219 (try_update): Update.
2220 * tree-inline.c (initialize_cfun): Do not update function frequency.
2221 * passes.c (pass_init_dump_file): Update.
2222 * i386.c (ix86_compute_frame_layout): Update.
2223 (ix86_pad_returns): Update.
2225 2010-04-26 Jie Zhang <jie@codesourcery.com>
2227 PR tree-optimization/43833
2228 * tree-vrp.c (range_int_cst_p): New.
2229 (range_int_cst_singleton_p): New.
2230 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2231 when both operands are constants. Use range_int_cst_p in
2234 2010-04-26 Jan Hubicka <jh@suse.cz>
2236 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2238 2010-04-26 Richard Guenther <rguenther@suse.de>
2241 * gimple.c (gimple_decl_printable_name): Deal gracefully
2242 with a NULL DECL_NAME.
2244 2010-04-26 Richard Guenther <rguenther@suse.de>
2247 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2248 if emitting debug information and it is either a function
2249 or a namespace decl.
2251 2010-04-26 Ira Rosen <irar@il.ibm.com>
2253 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2254 determine if the statement is vectorizable, and a macro to access it.
2255 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2256 Skip statements that can't be vectorized. If the analysis fails,
2257 mark the statement as unvectorizable if vectorizing basic block.
2258 (vect_compute_data_refs_alignment): Likewise.
2259 (vect_verify_datarefs_alignment): Skip statements marked as
2260 unvectorizable. Add print.
2261 (vect_analyze_group_access): Skip statements that can't be
2262 vectorized. If the analysis fails, mark the statement as
2263 unvectorizable if vectorizing basic block.
2264 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2265 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2266 generated stmts for SLP.
2267 (new_stmt_vec_info): Initialize the new field.
2268 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2269 statements marked as unvectorizable.
2271 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2273 * c-common.c (flag_isoc1x): New.
2274 (flag_isoc99): Update comment.
2275 * c-common.h (flag_isoc1x): New.
2276 (flag_isoc99): Update comment.
2277 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2278 __<type>_DECIMAL_DIG__.
2279 * c-opts.c (set_std_c1x): New.
2280 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2281 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2282 * c.opt (-std=c1x, -std=gnu1x): New options.
2283 * doc/cpp.texi: Mention -std=c1x.
2284 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2285 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2286 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2287 * doc/standards.texi: Mention C1X.
2288 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2289 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2290 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2293 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2295 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2296 placeholder from 0x%x to %#x.
2297 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2298 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2299 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2300 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2301 * config/i386/i386.c (ix86_target_string): Ditto.
2302 (output_pic_addr_const): Ditto.
2303 (print_operand): Ditto.
2305 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2307 * combine.c (find_split_point): Add third argument. Use it
2308 to find nested multiply-accumulate instructions. Adjust calls.
2309 (try_combine): Adjust call to find_split_point.
2311 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2313 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2315 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2317 PR tree-optimization/41442
2318 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2319 (fold_binary_loc): Call it.
2321 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2323 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2324 * opts.c (common_handle_option): Allow disabling it.
2325 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2327 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2329 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2330 between modes if both types are integral.
2332 2010-04-23 Richard Guenther <rguenther@suse.de>
2334 PR tree-optimization/43572
2335 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2337 2010-04-23 Richard Guenther <rguenther@suse.de>
2340 * tree-inline.c (tree_can_inline_p): Also check compatibility
2343 2010-04-23 Martin Jambor <mjambor@suse.cz>
2345 PR tree-optimization/43846
2346 * tree-sra.c (struct access): New flag grp_assignment_read.
2347 (build_accesses_from_assign): Set grp_assignment_read.
2348 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2349 (enum mark_read_status): New type.
2350 (analyze_access_subtree): Propagate grp_assignment_read, create
2351 accesses also if both direct_read and root->grp_assignment_read.
2353 2010-04-23 Martin Jambor <mjambor@suse.cz>
2356 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2357 function does not have type attributes.
2359 2010-04-23 Richard Guenther <rguenther@suse.de>
2362 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2365 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2367 * sese.h (create_if_region_on_edge): Remove.
2369 * sese.c (create_if_region_on_edge): Make static.
2371 * tree-inline.c: Do not include ggc.h.
2373 * expr.c: Do not include ggc.h.
2375 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2378 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2381 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2382 in the middle of insns for casesi_worker_2.
2384 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2386 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2388 2010-04-22 Ira Rosen <irar@il.ibm.com>
2390 PR tree-optimization/43842
2391 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2392 loop unrolling in update of exit phis. Fix comment.
2393 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2394 least two reduction statements in the loop before starting SLP
2397 2010-04-22 Nick Clifton <nickc@redhat.com>
2399 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2401 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2403 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2406 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2408 * tree-parloops.c (loop_parallel_p): New argument
2409 parloop_obstack. Pass it down.
2410 (parallelize_loops): New variable parloop_obstack. Initialize it,
2411 pass it down, free it.
2413 * tree-loop-linear.c (linear_transform_loops): Pass down
2416 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2417 of type struct obstack *.
2419 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2420 scratch_obstack. Initialize it, pass down, free it.
2422 * lambda.h (lambda_loop_new): Remove.
2423 (lambda_matrix_new, lambda_matrix_inverse)
2424 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2425 argument of type struct obstack *.
2427 * lambda-trans.c (lambda_trans_matrix_new): New argument
2428 lambda_obstack. Pass it down, use obstack allocation for ret.
2429 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2432 * lambda-mat.c (lambda_matrix_get_column)
2433 (lambda_matrix_project_to_null): Remove.
2434 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2436 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2439 * lambda-code.c (lambda_loop_new): New function.
2440 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2441 (lambda_compute_auxillary_space, lambda_compute_target_space)
2442 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2443 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2444 (build_access_matrix): New argument lambda_obstack. Use obstack
2446 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2447 argument lambda_obstack. Pass it down.
2449 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2451 * optabs.h (expand_widening_mult): Declare.
2453 2010-04-22 Richard Guenther <rguenther@suse.de>
2455 PR tree-optimization/43845
2456 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2457 lookup the CALL_EXPR function and arguments.
2459 2010-04-22 Nick Clifton <nickc@redhat.com>
2461 * config/stormy16/stormy16.c
2462 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2463 * config/stormy16/stormy16.h: Tidy up formatting.
2464 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2465 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2466 (ineqbranchsi): Delete pattern.
2467 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2468 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2469 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2470 stormy16-lib2-ucmpsi2.c.
2472 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2474 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2475 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2476 extra set merge_set_noclobber, and use it to relax the final test
2478 * df.h (df_simulate_find_noclobber_defs): Declare.
2479 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2481 (df_simulate_find_noclobber_defs): New function.
2483 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2485 * config/i386/i386.md: Use {} around multi-line preparation statements.
2487 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2489 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2490 (process_init_element): New argument of type struct obstack *.
2492 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2493 (set_init_index, set_init_label, set_nonincremental_init)
2494 (set_nonincremental_init_from_string, find_init_member)
2495 (output_init_element, output_pending_init_elements)
2496 (process_init_element): New argument braced_init_obstack. Pass it
2498 (push_range_stack, add_pending_init): New argument
2499 braced_init_obstack. Use obstack allocation.
2501 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2502 braced_init_obstack. Pass it down.
2503 (c_parser_braced_init): New variables ret, braced_init_obstack.
2504 Initialize obstack, pass it down and finally free it.
2506 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2509 * tree-pass.h (pass_optimize_widening_mul): Declare.
2510 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2511 gate_optimize_widening_mul): New static functions.
2512 (pass_optimize_widening_mul): New.
2513 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2514 <case MULT_EXPR>: Remove support for widening multiplies.
2515 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2516 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2517 simplify_gen_unary rather than directly building extensions.
2518 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2520 * expmed.c (expand_widening_mult): New function.
2521 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2523 2010-04-21 Jan Hubicka <jh@suse.cz>
2525 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2526 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2527 * lto-wpa-fixup.c: Remove.
2528 * Makefile.in (lto-wpa-fixup.o): Remove.
2529 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2530 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2531 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2533 2010-04-21 Jan Hubicka <jh@suse.cz>
2535 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2536 add write_optimization_summary, read_optimization_summary.
2537 (ipa_write_summaries_of_cgraph_node_set): Remove.
2538 (ipa_write_optimization_summaries): Declare.
2539 (ipa_read_optimization_summaries): Declare.
2540 * ipa-cp.c (pass_ipa_cp): Update.
2541 * ipa-reference.c (pass_ipa_reference): Update.
2542 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2543 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2545 * ipa-inline.c (pass_ipa_inline): Update.
2546 * ipa.c (pass_ipa_whole_program): Update.
2547 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2548 * passes.c (ipa_write_summaries_1): Do not test wpa.
2549 (ipa_write_optimization_summaries_1): New.
2550 (ipa_write_optimization_summaries): New.
2551 (ipa_read_summaries): Do not test ltrans.
2552 (ipa_read_optimization_summaries_1): New.
2553 (ipa_read_optimization_summaries): New.
2555 2010-04-21 Jan Hubicka <jh@suse.cz>
2557 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2559 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2561 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2564 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2565 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2567 2010-04-21 Jan Hubicka <jh@suse.cz>
2569 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2571 2010-04-21 Jan Hubicka <jh@suse.cz>
2573 * varpool.c (decide_is_variable_needed): Variable is always needed
2576 2010-04-21 Jan Hubicka <jh@suse.cz>
2578 * opts.c (decode_options): Enable pure-const pass for whopr.
2580 2010-04-21 Jan Hubicka <jh@suse.cz>
2582 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2583 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2585 (cgraph_decide_inlining): Do not expect callee to be removed in all
2588 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2590 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2592 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2594 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2595 amdfam10_decode attributes.
2597 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2600 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2601 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2602 (lower_copyprivate_clauses): Use private var in outer
2603 context instead of original var. Make sure the types
2604 are correct for VLAs.
2606 2010-04-21 Richard Guenther <rguenther@suse.de>
2608 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2609 to non-pointer objects.
2611 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2613 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2614 last chain entry if it starts with the still current label.
2615 (add_location_or_const_value_attribute): Check that
2616 loc_list->first->next is NULL instead of comparing ->first with ->last.
2617 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2618 to add_var_loc_to_decl.
2620 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2621 >= 4 add also address size and segment size fields into CIE header.
2623 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2624 long as address size is the same as sizeof (void *) and
2626 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2627 address size or segment size is unexpected, return DW_EH_PE_omit.
2628 (classify_object_over_fdes): If get_cie_encoding returned
2629 DW_EH_PE_omit, return -1.
2630 (init_object): If classify_object_over_fdes returned -1,
2631 pretend there were no FDEs at all.
2633 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2635 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2636 bswap{si,di}2 using SWI48 mode iterator.
2637 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2638 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2639 set modrm attribute of bswap insn to 0 and remove length attribute.
2640 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2641 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2642 set mode attribute to <MODE> and remove length attribute.
2644 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2646 PR rtl-optimization/43520
2647 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2648 zero available registers.
2650 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2652 * builtins.c (fold_builtin_cproj): Fold more cases.
2654 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2656 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2657 (fold_builtin_1): Fold builtin cproj.
2658 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2659 Use ATTR_CONST_NOTHROW_LIST.
2661 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2663 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2664 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2665 ffsi2_no_cmove for !TARGET_CMOVE.
2666 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2667 (ffssi2): Remove expander.
2668 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2670 (ctz<mode>2): Ditto from ctz{si,di}2.
2671 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2673 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2676 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2678 * dwarf2out.c (AT_linkage_name): Define.
2679 (clone_as_declaration): Handle DW_AT_linkage_name.
2680 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2681 of DW_AT_MIPS_linkage_name.
2682 (move_linkage_attr): Likewise.
2683 (dwarf2out_finish): Likewise.
2685 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2688 * fold-const.c (fold_comparison): New folding rule.
2690 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2692 * double-int.h (double_int_setbit): Declare.
2693 * double-int.c (double_int_setbit): New function.
2694 * rtl.h (immed_double_int_const): Declare.
2695 * emit-rtl.c (immed_double_int_const): New function.
2696 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2697 and immed_double_int_const functions.
2698 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2699 expand_copysign_bit): (Ditto.).
2700 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2701 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2702 * dojump.c (prefer_and_bit_test): (Ditto.).
2703 * expr.c (convert_modes, reduce_to_bit_field_precision,
2704 const_vector_from_tree): (Ditto.).
2705 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2707 2010-04-20 Jan Hubicka <jh@suse.cz>
2709 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2710 (dump_cgraph_node): Dump new flags.
2711 * cgraph.h (struct cgraph_node): Add flags
2712 reachable_from_other_partition and in_other_partition.
2713 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2714 other partition can not be removed.
2715 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2716 the other partition must be output; silence sanity checking on
2717 leaking functions bodies from other paritition.
2718 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2719 (lto_output_node): Output new flags; do not sanity check that inline
2720 clones are output; drop lto_forced_extern_inline_p code; do not mock
2721 visibility flags at partition boundaries.
2722 (add_node_to): New function.
2723 (output_cgraph): Use it to sort functions so masters appear before
2725 (input_overwrite_node): Input new flags.
2726 * passes.c (ipa_write_summaries): Do not call
2727 lto_new_extern_inline_states.
2728 * lto-section-out.c (forced_extern_inline,
2729 lto_new_extern_inline_states lto_delete_extern_inline_states,
2730 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2731 * lto-streamer.h (lto_new_extern_inline_states,
2732 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2733 lto_forced_extern_inline_p): Kill.
2735 2010-04-20 Richard Guenther <rguenther@suse.de>
2737 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2738 from vars that can have pointers.
2739 (process_constraint): Dump useless constraints.
2741 2010-04-20 Richard Guenther <rguenther@suse.de>
2743 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2744 (dump_sa_points_to_info): Remove asserts.
2745 (init_base_vars): nothing_id isn't an escape point nor does it
2748 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2750 * tree.h (TYPE_REF_IS_RVALUE): Define.
2751 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2752 should_move_die_to_comdat, prune_unused_types_walk): Handle
2753 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2754 (modified_type_die, gen_reference_type_die): Emit
2755 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2756 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2758 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2761 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2762 calls for -fpic -m31 if they have been sibcall optimized.
2764 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2766 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2767 ar.lc fixed and call-used.
2769 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2771 2010-04-19 Jan Hubicka <jh@suse.cz>
2773 * opts.c (decode_options): Disable whpr incompatible passes.
2774 * lto/lto.c (lto_1_to_1_map): Skip clones.
2775 (read_cgraph_and_symbols): Do not mark everything as needed.
2776 (do_whole_program_analysis): Do map only after optimizing;
2777 set proper cgraph_state; use passmanager.
2779 2010-04-19 DJ Delorie <dj@redhat.com>
2781 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2782 POINTER_PLUS_EXPR and fix them.
2784 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2786 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2787 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2788 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2789 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2790 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2791 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2792 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2793 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2794 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2795 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2796 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2798 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2800 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2801 (check_cond_move_block): Likewise.
2802 (cond_move_process_if_block): Likewise.
2803 (noce_find_if_block): Improve formatting.
2804 (find_if_header): Pass 0 to memset and tweak conditions.
2805 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2807 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2809 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2813 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2814 with non-local decl doesn't need chain.
2816 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2818 * ira-color.c (allocno_reload_assign): Avoid accumulating
2819 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2821 2010-04-19 Martin Jambor <mjambor@suse.cz>
2823 * gimple.h (create_tmp_reg): Declare.
2824 * gimplify.c (create_tmp_reg): New function.
2825 (gimplify_return_expr): Use create_tmp_reg.
2826 (gimplify_omp_atomic): Likewise.
2827 (gimple_regimplify_operands): Likewise.
2828 * tree-dfa.c (make_rename_temp): Likewise.
2829 * tree-predcom.c (predcom_tmp_var): Likewise.
2830 (reassociate_to_the_same_stmt): Likewise.
2831 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2832 (get_replaced_param_substitute): Likewise.
2833 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2834 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2835 * tree-ssa-pre.c (get_representative_for): Likewise.
2836 (create_expression_by_pieces): Likewise.
2837 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2838 (create_tailcall_accumulator): Likewise.
2840 2010-04-19 Martin Jambor <mjambor@suse.cz>
2842 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2844 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2846 2010-04-19 Richard Guenther <rguenther@suse.de>
2848 PR tree-optimization/43796
2849 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2850 from SCEV in the lattice.
2851 (vrp_visit_phi_node): Dump change.
2853 2010-04-19 Richard Guenther <rguenther@suse.de>
2855 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2856 * configure: Re-generated.
2858 2010-04-19 Richard Guenther <rguenther@suse.de>
2860 PR tree-optimization/43783
2861 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2862 constant ARRAY_REF operands two and three if possible.
2864 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2867 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2869 2010-04-19 Jie Zhang <jie@codesourcery.com>
2872 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2874 2010-04-19 Ira Rosen <irar@il.ibm.com>
2876 PR tree-optimization/37027
2877 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2878 and macro to access it.
2879 (vectorizable_reduction): Add argument.
2880 (vect_get_slp_defs): Likewise.
2881 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2882 statements for possible use in SLP.
2883 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2884 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2885 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2887 (vectorizable_reduction): Likewise.
2888 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2890 (vectorizable_type_demotion, vectorizable_type_promotion,
2891 vectorizable_store): Likewise.
2892 (vect_analyze_stmt): Update call to vectorizable_reduction.
2893 (vect_transform_stmt): Likewise.
2894 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2895 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2896 from different interleaving chains in same node.
2897 (vect_slp_rearrange_stmts): New function.
2898 (vect_supported_load_permutation_p): Allow load permutations for
2899 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2900 inside SLP nodes if necessary.
2901 (vect_analyze_slp_instance): Handle reductions.
2902 (vect_analyze_slp): Try to build SLP instances originating from groups
2904 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2905 (vect_get_constant_vectors): Create initial vectors for reductions
2906 according to reduction code. Add new argument.
2907 (vect_get_slp_defs): Add new argument, pass it to
2908 vect_get_constant_vectors.
2909 (vect_schedule_slp_instance): Remove SLP tree root statements.
2911 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2913 * tree.h (ENUM_IS_SCOPED): Define.
2914 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2915 for ENUM_IS_SCOPED enums.
2917 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2919 * fold-const.c (fold_comparison): Use ssizetype.
2920 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2921 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2922 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2923 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2925 * tree.h (initialize_sizetypes): Remove parameter.
2926 (build_common_tree_nodes): Remove second parameter.
2927 * stor-layout.c (initialize_sizetypes): Remove parameter.
2928 Always create an unsigned type.
2929 (set_sizetype): Assert that the passed type is unsigned and simplify.
2930 * tree.c (build_common_tree_nodes): Remove second parameter.
2931 Adjust call to initialize_sizetypes.
2932 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2933 build_common_tree_nodes.
2935 2010-04-18 Matthias Klose <doko@ubuntu.com>
2937 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2939 2010-04-18 Ira Rosen <irar@il.ibm.com>
2941 PR tree-optimization/43771
2942 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2943 load permutation doesn't have gaps.
2945 2010-04-18 Jan Hubicka <jh@suse.cz>
2947 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2948 (sse_prologue_save_insn expander): Use new pattern.
2949 (sse_prologue_save_insn1): New pattern and splitter.
2950 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2952 * i386.c (setup_incoming_varargs_64): Do not compute jump
2954 (ix86_gimplify_va_arg): Update alignment needed.
2955 (ix86_local_alignment): Do not align all local arrays to 128bit.
2957 2010-04-17 Jan Hubicka <jh@suse.cz>
2959 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2961 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2963 * arm.md (negdi2): Remove redundant code to force values into a
2966 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2968 * arm/bpabi.S: Add EABI alignment attributes to objects.
2969 * arm/bpabi-v6m.S: Likewise.
2970 * arm/crti.asm: Likewise.
2971 * arm/crtn.asm: Likewise.
2972 * arm/lib1funcs.asm: Likewise.
2973 * arm/libunwind.S: Likewise.
2975 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2977 * arm-protos.h (tune_params): New structure.
2978 * arm.c (current_tune): New variable.
2979 (arm_constant_limit): Delete.
2980 (struct processors): Add pointer to the tune parameters.
2981 (arm_slowmul_tune): New tuning option.
2982 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2983 (all_cores): Adjust to pick up the tuning model.
2984 (arm_constant_limit): New function.
2985 (arm_override_options): Select the appropriate tuning model. Delete
2986 initialization of arm_const_limit.
2987 (arm_split_constant): Use the new constant-limit model.
2988 (arm_rtx_costs): Pick up the current tuning model.
2989 * arm.md (is_strongarm, is_xscale): Delete.
2990 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2991 for Xscale variant architectures.
2992 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2994 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2996 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2998 (arm_rtx_costs_1): Remove unused variable extra_cost.
2999 (arm_unwind_emit_set): Use variable offset.
3000 (thumb1_output_casesi): Remove unused variable flags.
3002 2010-04-16 Jeff Law <law@redhat.com>
3004 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3005 needing assignment rather than doing a two-phase assignment. Remove
3006 unused variable 'm'.
3008 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3011 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3013 2010-04-16 Doug Kwan <dougkwan@google.com>
3015 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3016 (next_operand_entry_id): New static variable.
3017 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3018 (add_to_ops_vec): Assigned unique ID to operand entry.
3019 (struct oecount_s): New field ID.
3020 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3021 (undistribute_ops_list): Assign unique IDs to oecounts.
3022 (init_reassoc): reset next_operand_entry_id.
3024 2010-04-16 Doug Kwan <dougkwan@google.com>
3026 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3027 missing left parenthesis.
3029 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3031 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3032 *btdi_rex64 using SWI48 mode iterator.
3033 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3034 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3035 *jcc_btdi_mask_rex64.
3037 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3039 * double-int.h (tree_to_double_int): Convert to macro.
3040 * double-int.c (tree_to_double_int): Remove.
3042 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3045 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3046 with want_address 2 and in case a single element list might be
3047 possible, call it again with want_address 0.
3049 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3051 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3052 case 'W' print operands for HI mode.
3053 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3054 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3055 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3056 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3058 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3060 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3061 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3062 #xx:3 and #xx:4 mode.
3064 * config/h8300/h8300.md (inverted load with HImode dest): Add
3065 support for H8300SX.
3067 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3068 satisfy 'U' constraint.
3070 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3072 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3073 * configure: Regenerate.
3074 * config.in: Regenerate.
3075 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3078 2010-04-16 Richard Guenther <rguenther@suse.de>
3080 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3081 (struct tree_decl_common): ... here.
3082 (DECL_PT_UID): Adjust.
3083 (SET_DECL_PT_UID): Likewise.
3084 (DECL_PT_UID_SET_P): Likewise.
3086 2010-04-16 Richard Guenther <rguenther@suse.de>
3088 PR tree-optimization/43572
3089 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3090 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3091 * tree-flow.h (is_call_clobbered): Remove.
3092 * tree-flow-inline.h (is_call_clobbered): Likewise.
3093 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3094 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3095 (execute_return_slot_opt): Adjust.
3096 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3097 check for call clobbered vars here.
3098 (find_tail_calls): Move tailcall verification to the
3101 2010-04-16 Diego Novillo <dnovillo@google.com>
3103 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3105 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3108 * config/arm/arm.md (cbranchqi4): New pattern.
3109 * config/arm/predicates.md (const0_operand,
3110 cbranchqi4_comparison_operator): New predicates.
3112 2010-04-16 Richard Guenther <rguenther@suse.de>
3114 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3115 (dump_gimple_stmt): Likewise.
3117 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3119 * recog.h (struct recog_data): New field is_operator.
3120 (struct insn_operand_data): New field is_operator.
3121 * recog.c (extract_insn): Set recog_data.is_operator.
3122 * genoutput.c (output_operand_data): Emit code to set the
3124 * reload.c (find_reloads): Use it rather than testing for an
3125 empty constraint string.
3128 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3129 If the previous insn is a cbranchsi4_insn with the same arguments,
3130 omit the compare instruction.
3132 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3133 register, inputs must be low registers and we need a low register
3134 scratch. Handle alternative 2 like alternative 3.
3136 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3138 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3139 don't call get_addr on both. If one expression is a VALUE and
3140 the other a REG, check VALUE's locs if the REG isn't among them.
3142 2010-04-16 Christian Bruel <christian.bruel@st.com>
3144 * config/sh/sh.h (sh_frame_pointer_required): New function.
3145 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3146 (flag_omit_frame_pointer) Set.
3147 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3148 (rounded_frame_size): Adjust size with outgoing_args_size.
3149 (sh_set_return_address): Must return from stack pointer.
3150 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3151 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3152 (ACCUMULATE_OUTGOING_ARGS): Define.
3153 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3154 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3156 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3159 * config/sh/sh.c (sh_legitimize_reload_address): Use
3160 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3161 Remove a unneeded check for offset_base.
3163 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3165 * configure: Regenerated.
3167 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3169 * config/s390/s390.c (s390_call_save_register_used): Switch back
3170 to HARD_REGNO_NREGS.
3172 2010-04-15 Richard Guenther <rguenther@suse.de>
3174 * alias.c (alias_set_subset_of): Handle alias-set zero
3177 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3178 Julian Brown <julian@codesourcery.com>
3180 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3181 alternatives according to use of high and low regs.
3182 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3183 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3184 optimizing for size on Thumb-2.
3186 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3188 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3190 2010-04-15 Richard Guenther <rguenther@suse.de>
3192 * tree-ssa-structalias.c (struct variable_info): Add
3194 (new_var_info): Initialize it.
3195 (dump_constraints): Support printing last added constraints.
3196 (debug_constraints): Adjust.
3197 (dump_constraint_graph): Likewise.
3198 (make_heapvar_for): Check for NULL cfun.
3199 (get_function_part_constraint): New function.
3200 (get_fi_for_callee): Likewise.
3201 (find_func_aliases): Properly implement IPA PTA constraints.
3202 (process_ipa_clobber): New function.
3203 (find_func_clobbers): Likewise.
3204 (insert_into_field_list_sorted): Remove.
3205 (create_function_info_for): Properly allocate vars for IPA mode.
3206 Do not use insert_into_field_list_sorted.
3207 (create_variable_info_for): Properly generate constraints for
3208 global vars in IPA mode.
3209 (dump_solution_for_var): Always dump the solution.
3210 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3211 (find_what_var_points_to): Adjust.
3212 (pt_solution_set): Change.
3213 (pt_solution_ior_into): New function.
3214 (pt_solution_empty_p): Export.
3215 (pt_solution_includes_global): Adjust.
3216 (pt_solution_includes_1): Likewise.
3217 (pt_solutions_intersect_1): Likewise.
3218 (dump_sa_points_to_info): Check some invariants.
3219 (solve_constraints): Move constraint dumping ...
3220 (compute_points_to_sets): ... here.
3221 (ipa_pta_execute): ... and here.
3222 (compute_may_aliases): Do not re-compute points-to info
3223 locally if IPA info is available.
3224 (ipa_escaped_pt): New global var.
3225 (ipa_pta_execute): Properly implement IPA PTA.
3226 * tree-into-ssa.c (dump_decl_set): Support dumping
3227 decls not in referenced-vars.
3228 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3229 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3230 (dump_points_to_solution): Likewise.
3231 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3232 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3233 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3234 (copy_decl_to_var): Copy DECL_PT_UID.
3235 (copy_result_decl_to_var): Likewise.
3236 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3237 (copy_node_stat): Copy it.
3238 * tree.h (DECL_PT_UID): New macro.
3239 (SET_DECL_PT_UID): Likewise.
3240 (DECL_PT_UID_SET_P): Likewise.
3241 (struct tree_decl_minimal): Add pt_uid member.
3242 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3243 (pt_solution_empty_p): Declare.
3244 (pt_solution_set): Adjust.
3245 (ipa_escaped_pt): Declare.
3246 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3247 * gimple-pretty-print.c (pp_points_to_solution): New function.
3248 (dump_gimple_call): Dump call clobber/use information.
3249 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3250 * tree-pass.h (TDF_ALIAS): New dump option.
3251 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3252 * doc/invoke.texi (-fipa-pta): Update documentation.
3254 2010-04-15 Richard Guenther <rguenther@suse.de>
3256 * Makefile.in (OBJS-common): Add gimple-fold.o.
3257 (gimple-fold.o): New rule.
3258 * tree.h (maybe_fold_offset_to_reference,
3259 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3261 * gimple.h: ... here.
3262 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3263 may_propagate_address_into_dereference): Move prototypes ...
3264 * gimple.h: ... here.
3265 * tree-ssa-ccp.c (get_symbol_constant_value,
3266 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3267 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3268 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3269 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3270 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3271 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3272 gimplify_and_update_call_from_tree): Move ...
3273 * gimple-fold.c: ... here. New file.
3274 (ccp_fold_builtin): Rename to ...
3275 (gimple_fold_builtin): ... this.
3276 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3278 2010-04-15 Richard Guenther <rguenther@suse.de>
3280 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3281 fit_double_type, force_fit_type_double, add_double_with_sign,
3282 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3283 lrotate_double, rrotate_double, div_and_round_double): Move ...
3284 * double-int.c: ... here.
3285 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3286 add_double, neg_double, mul_double_with_sign, mul_double,
3287 lshift_double, rshift_double, lrotate_double, rrotate_double,
3288 div_and_round_double): Move prototypes ...
3289 * double-int.h: ... here.
3291 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3294 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3295 matching constraints to ensure inputs match the output.
3297 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3300 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3301 in an input-only operand.
3303 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3305 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3306 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3307 (double_int_negative_p): Convert to static inline function.
3308 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3309 (double_int_negative_p): Remove.
3310 * tree.h (lshift_double, rshift_double):
3311 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3312 * fold-const.c (fold_convert_const_int_from_real,
3313 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3314 (lshift_double): Change type of arith argument to bool.
3315 (rshift_double): Change type of arith argument to bool. Correct
3317 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3319 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3322 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3323 at the start and end of the then/else blocks, and omit them from the
3325 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3326 argument; all callers changed. Pass zero to old_insns_match_p instead.
3327 (flow_find_head_matching_sequence): New function.
3328 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3329 * basic-block.h (flow_find_cross_jump,
3330 flow_find_head_matching_sequence): Declare functions.
3332 2010-04-14 Jason Merrill <jason@redhat.com>
3335 * c-common.c (attribute_takes_identifier_p): New fn.
3336 * c-common.h: Declare it.
3338 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3340 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3342 (*udivmod<mode>4): Ditto.
3344 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3346 * config/i386/i386.md (maxmin_int): Rename code attribute from
3347 maxminiprefix and update all users.
3348 (maxmin_float): Ditto from maxminfprefix.
3349 (logic): Ditto from logicprefix.
3350 (absneg_mnemonic): Ditto from absnegprefix.
3351 * config/i386/mmx.md: Update all users of maxminiprefix,
3352 maxminfprefix and logicprefix for rename.
3353 * config/i386/sse.md: Ditto.
3354 * config/i386/sync.md (sync_<code><mode>): Update for
3357 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3360 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3361 warnings converted to errors.
3363 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3365 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3366 used insn_type variable.
3367 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3368 to avoid set-but-not-used warning.
3370 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3372 * df-core.c (df_ref_debug): Change format string placeholder
3374 * dwarf2asm.c (dw2_asm_output_data_raw,
3375 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3376 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3377 * dwarf2out.c (output_cfi, output_cfi_directive,
3378 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3379 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3381 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3382 * print-rtl.c (print_rtx): Ditto.
3384 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3387 * builtins.c (expand_builtin_pow_root): New function to expand pow
3388 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3389 series of sqrt and cbrt calls under -ffast-math.
3390 (expand_builtin_pow): Call it.
3392 2010-04-14 Michael Matz <matz@suse.de>
3394 PR tree-optimization/42963
3395 * tree-cfg.c (touched_switch_bbs): New static variable.
3396 (group_case_labels_stmt): New function broken out from ...
3397 (group_case_labels): ... here, use the above.
3398 (start_recording_case_labels): Allocate touched_switch_bbs.
3399 (end_recording_case_labels): Deallocate it, call
3400 group_case_labels_stmt.
3401 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3403 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3405 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3408 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3410 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3412 2010-04-13 Jan Hubicka <jh@suse.cz>
3414 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3415 of optimized out static functions.
3416 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3417 cost computation. Also sanity check for overflows.
3418 (update_caller_keys): Update cgraph_edge_badness call; properly
3419 update fibheap and sanity check that it is up to date.
3420 (add_new_edges_to_heap): Update cgraph_edge_badness.
3421 (cgraph_decide_inlining_of_small_function): Likewise;
3422 add sanity checking that badness in heap is up to date;
3423 improve dumping of reason; Update badness of calls to the
3424 offline copy of function currently inlined; dump badness
3425 of functions not inlined because of unit growth limits.
3427 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3430 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3431 because of sign-extension change when converting to sizetype here...
3432 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3434 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3435 the folding to constants. Remove redundant final conversion.
3436 (fold_binary) <associate>: Do not associate if the re-association of
3437 constants alone overflows.
3438 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3439 to the end of the list.
3440 (multiple_of_p) <COND_EXPR>: New case.
3442 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3444 * opt-functions.awk (opt_sanitized_name): New.
3446 * optc-gen.awk: Use it
3447 * opth-gen.awk: Use it.
3449 2010-04-13 Martin Jambor <mjambor@suse.cz>
3451 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3452 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3453 children. Call replace_uses_with_default_def_ssa_name to handle
3456 2010-04-13 Michael Matz <matz@suse.de>
3459 * builtins.c (expand_builtin_interclass_mathfn): Also create
3460 a register if the predicate doesn't match.
3462 2010-04-13 Diego Novillo <dnovillo@google.com>
3464 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3465 * c-pch.c: Include timevar.h.
3466 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3467 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3468 * ggc-common.c: Include timevar.h.
3469 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3470 * timevar.def (TV_PCH_SAVE): Define.
3471 (TV_PCH_CPP_SAVE): Define.
3472 (TV_PCH_PTR_REALLOC): Define.
3473 (TV_PCH_PTR_SORT): Define.
3474 (TV_PCH_RESTORE): Define.
3475 (TV_PCH_CPP_RESTORE): Define.
3477 2010-04-13 Michael Matz <matz@suse.de>
3479 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3481 (can_reassociate_p): New function.
3482 (break_up_subtract_bb, reassociate_bb): Use it.
3484 2010-04-13 Richard Guenther <rguenther@suse.de>
3487 * builtins.c (c_readstr): Fix assert.
3489 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3491 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3492 when generating cltd insn.
3494 (*ashl<mode>3_1): Remove special handling for register operand 2.
3495 (*ashlsi3_1_zext): Ditto.
3496 (*ashlhi3_1): Ditto.
3497 (*ashlhi3_1_lea): Ditto.
3498 (*ashlqi3_1): Ditto.
3499 (*ashlqi3_1_lea): Ditto.
3500 (*<shiftrt_insn><mode>3_1): Ditto.
3501 (*<shiftrt_insn>si3_1_zext): Ditto.
3502 (*<shiftrt_insn>qi3_1_slp): Ditto.
3503 (*<rotate_insn><mode>3_1): Ditto.
3504 (*<rotate_insn>si3_1_zext): Ditto.
3505 (*<rotate_insn>qi3_1_slp): Ditto.
3507 2010-04-13 Richard Guenther <rguenther@suse.de>
3509 * tree-ssa-structalias.c (callused_id): Remove.
3510 (call_stmt_vars): New.
3511 (get_call_vi): Likewise.
3512 (lookup_call_use_vi): Likewise.
3513 (lookup_call_clobber_vi): Likewise.
3514 (get_call_use_vi): Likewise.
3515 (get_call_clobber_vi): Likewise.
3516 (make_transitive_closure_constraints): Likewise.
3517 (handle_const_call): Adjust to do per-call call-used handling.
3518 (handle_pure_call): Likewise.
3519 (find_what_var_points_to): Remove general callused handling.
3520 (init_base_vars): Likewise.
3521 (init_alias_vars): Initialize call_stmt_vars.
3522 (compute_points_to_sets): Process call-used and call-clobbered
3523 vars for call statements.
3524 (delete_points_to_sets): Free call_stmt_vars.
3526 2010-04-13 Richard Guenther <rguenther@suse.de>
3528 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3529 Only add RW dependence for dependence distance zero.
3530 Adjust maximal vectorization factor according to dependences.
3531 Move alignment handling ...
3532 (vect_find_same_alignment_drs): ... here. New function.
3533 (vect_analyze_data_ref_dependences): Adjust.
3534 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3535 (vect_analyze_data_refs): Adjust minimal vectorization factor
3536 according to data references.
3537 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3538 dependences before determining the vectorization factor.
3539 Analyze alignment after determining the vectorization factor.
3540 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3541 dependences before alignment.
3542 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3544 (vect_analyze_data_refs): Likewise.
3545 (MAX_VECTORIZATION_FACTOR): New define.
3547 2010-04-13 Duncan Sands <baldrick@free.fr>
3549 * except.h (lang_eh_type_covers): Remove.
3550 * except.c (lang_eh_type_covers): Likewise.
3552 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3553 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3555 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3556 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3557 UNITS_PER_LONG where it is ABI relevant.
3558 (s390_return_addr_rtx): Likewise.
3559 (s390_back_chain_rtx): Likewise.
3560 (s390_frame_area): Likewise.
3561 (s390_frame_info): Likewise.
3562 (s390_initial_elimination_offset): Likewise.
3563 (save_gprs): Likewise.
3564 (s390_emit_prologue): Likewise.
3565 (s390_emit_epilogue): Likewise.
3566 (s390_function_arg_advance): Likewise.
3567 (s390_function_arg): Likewise.
3568 (s390_va_start): Likewise.
3569 (s390_gimplify_va_arg): Likewise.
3570 (s390_function_profiler): Likewise.
3571 (s390_optimize_prologue): Likewise.
3572 (s390_rtx_costs): Likewise.
3573 (s390_secondary_reload): Likewise.
3574 (s390_promote_function_mode): Likewise.
3575 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3576 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3577 registers available.
3578 (s390_unwind_word_mode): New function.
3579 (s390_function_value): Split 64 bit values into register pair if
3580 used as return value.
3581 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3582 function call parameters. Handle parallels.
3583 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3584 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3585 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3586 (s390_expand_setmem): Remove unused variable src_addr.
3587 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3588 deal with 64 bit registers.
3589 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3590 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3591 (UNITS_PER_LONG): New macro.
3592 * libjava/include/s390-signal.h: Define extended ucontext
3593 structure containing the upper halfs of the 64 bit registers.
3595 2010-04-13 Simon Baldwin <simonb@google.com>
3597 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3599 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3601 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3602 rvalue on the RHS if the LHS is of a non-renamable type.
3603 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3605 2010-04-13 Matthias Klose <doko@ubuntu.com>
3607 * gcc.c (cc1_options): Handle -iplugindir before processing
3608 the cc1 spec. Only add -iplugindir once.
3609 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3611 * common.opt (iplugindir): Remove `Separate' property, initialize.
3612 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3614 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3615 (distclean): Remove plugin dir.
3616 * doc/invoke.texi: Document -iplugindir.
3618 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3620 * doc/plugins.texi (Loading Plugins): Document short
3621 -fplugin=foo option.
3622 (Plugin API): Mention default_plugin_dir_name function.
3624 * gcc.c (find_file_spec_function): Add new declaration.
3625 (static_spec_func): Use it for "find-file".
3626 (find_file_spec_function): Add new function.
3627 (cc1_options): Add -iplugindir option if -fplugin* options found.
3629 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3631 * plugin.c (add_new_plugin): Updated comment, and handle short
3633 (default_plugin_dir_name): Added new function.
3635 * common.opt (iplugindir): New option to set the plugin directory.
3637 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3639 * config/i386/i386.md (any_rotate): New code iterator.
3640 (rotate_insn): New code attribute.
3642 (SWIM124): New mode iterator.
3643 (<rotate_insn>ti3): New expander.
3644 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3645 any_rotate code iterator.
3646 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3647 using any_rotate code iterator and SWIM124 mode iterator.
3648 (ix86_rotlti3): New insn_and_split pattern.
3649 (ix86_rotrti3): Ditto.
3650 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3651 ix86_rotl{di,ti}3 patterns.
3652 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3653 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3654 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3655 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3656 code iterator and SWI mode iterator.
3657 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3658 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3660 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3661 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3662 (bswap rotatert splitter): Add splitter.
3663 (bswap splitter): Macroize splitter using any_rotate code iterator.
3664 Add insn predicate to split only for TARGET_USE_XCHGB or when
3665 optimizing function for size.
3667 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3669 * config/pa/pa.c (emit_move_sequence): Remove use of
3670 deleted variable flag_argument_noalias.
3672 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3674 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3676 Add to unsupported targets list.
3677 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3678 sparc*-sun-solaris2.[567]* from target lists.
3679 * configure: Regenerate.
3680 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3682 Remove Solaris 7 patch references.
3683 (Specific, sparc-sun-solaris2.7): Removed.
3684 (sparc-sun-solaris2*): Update Solaris 7 example.
3685 (sparc64-*-solaris2*): Likewise.
3687 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3689 * config.build (alpha*-dec-osf4*): Remove.
3690 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3691 of obsolete configurations.
3692 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3694 * config/alpha/t-osf4: Renamed to ...
3695 * config/alpha/t-osf5: ... this.
3696 * config/alpha/osf.h: Renamed to ...
3697 * config/alpha/osf5.h: ... this.
3698 Merged old osf5.h contents.
3700 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3701 (EXTRA_SPECS): Removed.
3702 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3703 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3706 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3708 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3710 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3713 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3714 __thiscall convention.
3716 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3718 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3720 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3722 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3724 * function.c (assign_parms_initialize_all): Add unused attribute
3727 2010-04-12 Richard Guenther <rguenther@suse.de>
3729 * gsstruct.def (GSS_CALL): New.
3730 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3731 * gimple.h: Include tree-ssa-alias.h.
3732 (struct gimple_statement_call): New.
3733 (union gimple_statement_struct_d): Add gimple_call member.
3734 (gimple_call_reset_alias_info): Declare.
3735 (gimple_call_use_set): New function.
3736 (gimple_call_clobber_set): Likewise.
3737 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3738 * gimple.c (gimple_call_reset_alias_info): New function.
3739 (gimple_build_call_1): Call it.
3740 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3741 * tree-inline.c (remap_gimple_stmt): Likewise.
3742 (expand_call_inline): Remove callused handling.
3743 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3744 * tree-dfa.c (dump_variable): Likewise.
3745 * tree-parloops.c (parallelize_loops): Likewise.
3746 * tree-ssa.c (init_tree_ssa): Likewise.
3747 (delete_tree_ssa): Likewise.
3748 * tree-flow-inline.h (is_call_used): Remove.
3749 * tree-flow.h (struct gimple_df): Remove callused member.
3750 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3751 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3752 (ref_maybe_used_by_call_p_1): Simplify.
3753 (call_may_clobber_ref_p_1): Likewise.
3754 * tree-ssa-structalias.c (compute_points_to_sets): Set
3755 the call stmt used and clobbered sets.
3756 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3757 (find_tail_calls): Verify the tail call.
3759 2010-04-12 Richard Guenther <rguenther@suse.de>
3761 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3762 single-iteration always-inline inlining.
3763 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3764 (cgraph_decide_inlining): Do not handle always-inline specially.
3765 (try_inline): Remove always-inline cycle detection special case.
3766 Do not recurse on always-inlines.
3767 (cgraph_early_inlining): Do not iterate if not optimizing.
3768 (cgraph_gate_early_inlining): remove.
3769 (pass_early_inline): Run unconditionally.
3770 (gate_cgraph_decide_inlining): New function.
3771 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3772 not inlining or optimizing.
3773 (cgraph_decide_inlining_of_small_functions): Also consider
3774 always-inline functions.
3775 (cgraph_default_inline_p): Return true for nodes which should
3776 disregard inline limits.
3777 (estimate_function_body_sizes): Assume zero size and time for
3778 nodes which are marked as disregarding inline limits.
3779 (cgraph_decide_recursive_inlining): Do not perform recursive
3780 inlining on always-inline nodes.
3782 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3785 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3786 for exprs satisfying handled_component_p.
3788 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3790 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3791 non-constant aggregate elements.
3793 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3794 is a real initialization.
3796 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3799 * c-decl.c (start_function): Move forward check for nested function.
3801 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3803 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3804 * config/sh/sh.c: Include reload.h.
3805 (sh_legitimize_reload_address): New.
3806 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3807 sh_legitimize_reload_address.
3809 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3811 * config/sh/sh.md (*movqi_pop): New insn pattern.
3812 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3814 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3816 * config/i386/i386.md (any_shiftrt): New code iterator.
3817 (shiftrt_insn): New code attribute.
3819 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3820 using any_shiftrt code iterator.
3821 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3822 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3823 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3824 pattern from corresponding peephole2 patterns.
3825 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3826 using any_shiftrt code iterator.
3827 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3828 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3829 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3830 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3831 *{ashr,lshr}<mode>3_cmp_zext.
3832 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3834 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3836 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3838 (*lshr<mode>3_cconly): Ditto.
3840 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3842 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3843 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3844 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3845 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3847 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3848 from corresponding peephole2 patterns.
3849 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3850 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3851 and *lshrdi3_1_rex64 using SWI mode iterator.
3852 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3853 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3854 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3855 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3856 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3857 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3858 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3859 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3860 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3863 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3865 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3866 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3867 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3868 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3870 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3871 from corresponding peephole2 patterns.
3872 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3873 (ashrsi3_cvt): Rename from ashrsi3_31.
3874 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3875 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3876 and x86_64_shift_adj_3 using SWI48 mode iterator.
3877 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3878 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3879 and *ashrdi3_1_rex64 using SWI mode iterator.
3880 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3881 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3882 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3883 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3884 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3885 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3886 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3887 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3888 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3890 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3891 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3892 x86_shift<mode>_adj_3 expanders.
3894 2010-04-10 Wei Guozhi <carrot@google.com>
3897 * config/arm/arm.c (arm_pic_static_addr): New function.
3898 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3900 (arm_output_addr_const_extra): Output expression for new pattern.
3901 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3903 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3905 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3908 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3909 * web.c: Include "insn-config.h" and "recog.h".
3910 (union_match_dups): New function.
3911 (web_main): Call it.
3912 (union_defs): Don't try to recognize match_dups.
3914 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3915 if doing so would replace the entire pattern.
3917 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3921 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3922 and splitter pattern. Change splitter operand 1 predicate to
3925 2010-04-09 Martin Jambor <mjambor@suse.cz>
3927 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3928 lattices are addresses of CONST_DECLs with the same initial value.
3929 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3930 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3932 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3933 Bernd Schmidt <bernds@codesourcery.com>
3935 * loop-invariant.c (replace_uses): New static function.
3936 (move_invariant_reg): Use it to ensure we can replace the uses.
3938 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3940 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3942 (picochip_override_options): Enable section anchors only above -O1.
3943 (picochip_reorg): Fixed a couple of build warnings.
3945 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3947 * configure.ac (plugin -rdynamic test): Log result.
3948 * configure: Regenerate.
3949 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3950 (RDYNAMIC_SPEC): Define.
3951 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3953 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3955 * configure.ac: Determine Sun ld version numbers.
3956 (comdat_group): Restrict GNU ld version checks to gld.
3957 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3958 (enable_comdat): Support --enable-comdat.
3959 * configure: Regenerate.
3960 * doc/install.texi (Configuration): Document --enable-comdat.
3962 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3964 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3965 * config/sol2-gld.h: ... here.
3966 * config.gcc (sparc*-*-solaris2*): Reflect this.
3967 (i[34567]86-*-solaris2*): Use it.
3969 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3971 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3973 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3975 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3978 * diagnostic.c (diagnostic_initialize): Initialize
3979 some_warnings_are_errors.
3980 (diagnostic_finish): New.
3981 (diagnostic_action_after_output): Call it before exiting.
3982 (diagnostic_report_diagnostic): Do not print message here. Set
3983 some_warnings_are_errors.
3984 * diagnostic.h (diagnostic_context): Delete
3985 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3986 (diagnostic_finish): Declare.
3987 * toplev.c (toplev_main): Call it before exit.
3989 2010-04-09 Jason Merrill <jason@redhat.com>
3992 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3993 for incomplete type.
3996 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3997 based on a warning flag.
3999 2010-04-09 Richard Guenther <rguenther@suse.de>
4001 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4003 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4006 * varasm.c (default_assemble_visibility): Wrap vars that are
4007 set, but unused, by targets without GAS.
4008 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4009 Remove set, but unused, vars.
4010 (rs6000_legitimize_tls_address): Likewise.
4011 (altivec_expand_dst_builtin): Likewise.
4012 * config/darwin.c (machopic_classify_symbol): Likewise.
4013 (machopic_indirection_name): Likewise.
4015 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4017 * config/i386/i386.md (DWI): New mode iterator.
4018 (S): New mode attribute.
4019 (shift_operand): Ditto.
4020 (shift_immediate_operand): Ditto.
4021 (ashl_input_operand): Ditto.
4022 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4023 using SDWIM mode iterator.
4024 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4025 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4027 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4028 from corresponding peephole2 patterns.
4029 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4030 and x86_64_shift_adj_1 using SWI48 mode iterator.
4031 (x86_shift<mode>_adj_2): Ditto.
4032 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4033 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4034 using SWI48 mode iterator.
4035 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4036 *ashldi3_cmp_rex64 using SWI mode iterator.
4037 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4038 *ashldi3_cconly_rex64 using SWI mode iterator.
4039 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4040 x86_shift<mode>_adj_{1,2}.
4041 (ix86_split_ashr): Ditto.
4042 (ix86_split_lshr): Ditto.
4044 2010-04-09 Richard Guenther <rguenther@suse.de>
4046 * target.h (builtin_conversion): Pass in input and output types.
4047 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4048 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4049 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4050 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4052 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4054 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4056 2010-04-09 Richard Guenther <rguenther@suse.de>
4059 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4061 2010-04-09 Richard Guenther <rguenther@suse.de>
4063 * tree-vectorizer.h (struct _stmt_vec_info): Document
4064 that vectype is the type of the LHS.
4065 (supportable_widening_operation, supportable_narrowing_operation):
4066 Get both input and output vector types as arguments.
4067 (vect_is_simple_use_1): Declare.
4068 (get_same_sized_vectype): Likewise.
4069 * tree-vect-loop.c (vect_determine_vectorization_factor):
4070 Set STMT_VINFO_VECTYPE to the vector type of the def.
4071 (vectorizable_reduction): Adjust.
4072 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4073 Adjust. Specify the output vector type.
4074 (vect_pattern_recog_1): Adjust.
4075 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4076 (vectorizable_call): Adjust.
4077 (vectorizable_conversion): Likewise.
4078 (vectorizable_operation): Likewise.
4079 (vectorizable_type_demotion): Likewise.
4080 (vectorizable_type_promotion): Likewise.
4081 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4083 (vect_is_simple_use_1): New function.
4084 (supportable_widening_operation): Get both input and output
4086 (supportable_narrowing_operation): Likewise.
4087 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4089 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4091 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4092 __thiscall and _thiscall as predefined macros.
4093 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4094 thiscall attribute handling.
4095 (ix86_comp_type_attributes): Likewise.
4096 (ix86_function_regparm): Likewise.
4097 (ix86_return_pops_args): Likewise.
4098 (init_cumulative_args): Likewise.
4099 (find_drap_reg): Likewise.
4100 (ix86_static_chain): Likewise.
4101 (x86_this_parameter): Likewise.
4102 (x86_output_mi_thunk): Likewise.
4103 (ix86_attribute_table): Add description for thiscall attribute.
4104 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4105 * doc/extend.texi: Add documentation for thiscall.
4107 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4110 * c.opt (Wint-to-pointer-cast): Available in C++.
4111 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4113 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4115 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4116 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4117 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4118 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4119 function type instead. Reorder and simplify checks.
4121 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4123 2010-04-08 Jing Yu <jingyu@google.com>
4124 Zdenek Dvorak <ook@ucw.cz>
4126 PR tree-optimization/42720
4127 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4128 loop unswitch conditions here from ...
4129 (tree_unswitch_single_loop): ... here.
4131 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4133 * tree-if-conv.c: Fix comments and simplify logic.
4135 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4137 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4138 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4139 (main_tree_if_conversion): Update call to tree_if_conversion.
4141 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4144 * doc/invoke.texi (-b,-V): Delete.
4145 * doc/tm.texi: Do not mention -b.
4146 * gcc.c (display_help): Delete -b and -V.
4147 (process_command): Delete -b and -V.
4148 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4150 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4151 Wolfgang Gellerich <gellerich@de.ibm.com>
4153 Implement target hook for loop unrolling
4154 * target.h (loop_unroll_adjust): Add a new target hook function.
4155 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4156 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4157 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4158 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4159 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4161 (decide_unroll_stupid): Likewise.
4163 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4166 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4168 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4170 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4171 (Specific, *-*-solaris2*): Likewise.
4172 Don't prefer Sun as over GNU as.
4174 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4176 * config/s390/s390.c (override_options): Adjust the z10 defaults
4177 for max-unroll-times, max-completely-peeled-insns
4178 and max-completely-peel-times.
4180 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4182 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4183 instructions for z10.
4184 (s390_expand_setmem): Likewise.
4185 (s390_expand_cmpmem): Likewise.
4187 2010-04-08 Richard Guenther <rguenther@suse.de>
4189 PR tree-optimization/43679
4190 * tree-ssa-pre.c (eliminate): Only propagate copies.
4192 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4195 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4196 set but not used variable warning.
4198 2010-04-08 Wei Guozhi <carrot@google.com>
4201 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4202 (arm_size_rtx_costs): Call the new function when optimized for size.
4204 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4207 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4208 op0 is not a MEM, just return NULL instead of assertion
4210 (discover_nonconstant_array_refs): Don't walk debug stmts.
4212 2010-04-08 Doug Kwan <dougkwan@google.com>
4214 * configure.ac: Recognize gold and do not use its version number
4215 to test ld features.
4216 * configure: Regenerate.
4218 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4221 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4222 (negate_value): Move code to push elements to broken_up_substracts ...
4223 (eliminate_plus_minus_pair): ... here. Push operands that have no
4224 negative pair to plus_negates.
4225 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4227 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4229 * doc/install.texi (Configuration): Move description of
4230 --enable-lto, --with-libelf*, --enable-gold from Java section to
4233 * doc/generic.texi (Working with declarations)
4234 (Function Properties, C and C++ Trees): Fix typos.
4235 * doc/sourcebuild.texi (Top Level): Likewise.
4237 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4240 * tree.h (DECL_READ_P): Define.
4241 (struct tree_decl_common): Add decl_read_flag.
4242 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4243 a set but not used warning.
4244 (merge_decls): Merge DECL_READ_P flag.
4245 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4246 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4247 * c-common.c (handle_used_attribute, handle_unused_attribute):
4249 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4251 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4253 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4254 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4255 c_parser_binary_expression, c_parser_cast_expression,
4256 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4257 Call default_function_array_read_conversion instead of
4258 default_function_array_conversion where needed.
4259 (c_parser_unary_expression, c_parser_conditional_expression,
4260 c_parser_postfix_expression_after_primary, c_parser_initelt):
4261 Likewise. Call mark_exp_read where needed.
4262 (c_parser_statement_after_labels, c_parser_asm_operands,
4263 c_parser_typeof_specifier, c_parser_sizeof_expression,
4264 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4266 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4268 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4269 (warn_unused_but_set_parameter): Default to warn_unused
4271 * doc/invoke.texi: Document -Wunused-but-set-variable and
4272 -Wunused-but-set-parameter.
4274 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4275 used count variable.
4276 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4277 when operandN variables aren't used in the body of the expander
4279 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4280 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4281 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4282 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4283 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4284 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4285 * tree.c (PROCESS_ARG): Likewise.
4287 2010-04-07 Simon Baldwin <simonb@google.com>
4289 * diagnostic.h (diagnostic_override_option_index): New macro to
4290 set a diagnostic's option_index.
4291 * c-tree.h (c_cpp_error): Add warning reason argument.
4292 * opts.c (_warning_as_error_callback): New.
4293 (register_warning_as_error_callback): Store callback for
4294 warnings enabled via enable_warning_as_error.
4295 (enable_warning_as_error): Call callback, minor code tidy.
4296 * opts.h (register_warning_as_error_callback): Declare.
4297 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4298 response to -Werror=.
4299 (c_common_init_options): Register warning_as_error_callback in opts.c.
4300 * common.opt: Add -Wno-cpp option.
4301 * c-common.c (struct reason_option_codes_t): Map cpp warning
4302 reason codes to gcc option indexes.
4303 * (c_option_controlling_cpp_error): New function, lookup the gcc
4304 option index for a cpp warning reason code.
4305 * (c_cpp_error): Add warning reason argument, call
4306 c_option_controlling_cpp_error for diagnostic_override_option_index.
4307 * doc/invoke.texi: Document -Wno-cpp.
4309 2010-04-07 Richard Guenther <rguenther@suse.de>
4311 * ipa-reference.c (mark_load): Use get_base_address.
4312 (mark_store): Likewise.
4314 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4315 inserting GIMPLE_NOPs into the IL.
4316 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4317 Explicitly strip handled components and indirect references.
4319 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4320 folding address expressions.
4321 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4322 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4323 operand_equal_p to compare decls.
4324 (ptr_deref_may_alias_decl_p): Likewise.
4325 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4326 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4327 Handle reversed comparison ops.
4328 * tree-sra.c (asm_visit_addr): Use get_base_address.
4329 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4330 * ipa-reference.c (mark_address): Use get_base_address.
4332 2010-04-07 Richard Guenther <rguenther@suse.de>
4334 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4335 Propagate constants everywhere.
4337 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4340 * tree.c (MAX_INT_CACHED_PREC): Define.
4341 (nonstandard_integer_type_cache): New array.
4342 (build_nonstandard_integer_type): Cache results for precision
4343 <= MAX_INT_CACHED_PREC.
4345 2010-04-07 Richard Guenther <rguenther@suse.de>
4347 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4348 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4349 * common.opt: Likewise.
4350 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4351 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4352 (nonoverlapping_memrefs_p): Likewise.
4353 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4354 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4355 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4356 OPT_fargument_noalias_global for backward compatibility.
4358 2010-04-07 Richard Guenther <rguenther@suse.de>
4360 PR tree-optimization/43270
4361 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4362 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4363 * tree-ssa-pre.c (phi_translate_1): Adjust.
4364 (fully_constant_expression): Split out vn_reference handling to ...
4365 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4366 Fold reads from constant strings.
4367 (vn_reference_lookup): Handle fully constant references.
4368 (vn_reference_lookup_pieces): Likewise.
4369 * Makefile.in (expmed.o-warn): Add -Wno-error.
4371 2010-04-07 Martin Jambor <mjambor@suse.cz>
4373 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4375 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4378 * gcc.c: Add -static-libstdc++ to list of recognized options.
4380 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4382 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4384 2010-04-07 Richard Guenther <rguenther@suse.de>
4387 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4388 bases build simple mem attributes to retain points-to information.
4390 2010-04-07 Richard Guenther <rguenther@suse.de>
4393 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4394 preserve points-to related information.
4396 2010-04-07 Richard Guenther <rguenther@suse.de>
4399 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4400 discard plain indirect references.
4401 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4402 * tree.c (tree_nop_conversion): Likewise.
4404 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4407 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4409 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4411 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4412 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4414 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4416 * tree-if-conv.c: Fix indentation and comments.
4418 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4420 * tree-if-conv.c: Sort static functions in topological order.
4422 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4424 * tree-if-conv.c: Fix indentation and comments.
4426 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4429 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4430 lang_hooks.types.type_for_size instead of
4431 build_nonstandard_integer_type.
4432 When converting an unsigned type to signed, double its precision.
4433 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4434 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4435 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4438 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4441 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4442 POINTER_PLUS_EXPR for pointer types.
4444 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4447 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4448 * graphite-clast-to-gimple.c: Include langhooks.h.
4449 (max_signed_precision_type): New.
4450 (max_precision_type): Takes two types as arguments.
4451 (precision_for_value): New.
4452 (precision_for_interval): New.
4453 (gcc_type_for_interval): New.
4454 (gcc_type_for_value): New.
4455 (gcc_type_for_clast_term): New.
4456 (gcc_type_for_clast_red): New.
4457 (gcc_type_for_clast_bin): New.
4458 (gcc_type_for_clast_expr): Split up into several functions.
4459 (gcc_type_for_clast_eq): Rewritten.
4460 (compute_bounds_for_level): New.
4461 (compute_type_for_level_1): New.
4462 (compute_type_for_level): New.
4463 (gcc_type_for_cloog_iv): Removed.
4464 (gcc_type_for_iv_of_clast_loop): Rewritten.
4465 (graphite_create_new_loop): Compute the lower and upper bound types
4466 with gcc_type_for_clast_expr.
4467 (graphite_create_new_loop_guard): Same.
4468 (find_cloog_iv_in_expr): Removed.
4469 (compute_cloog_iv_types_1): Removed.
4470 (compute_cloog_iv_types): Removed.
4471 (gloog): Do not call compute_cloog_iv_types.
4472 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4474 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4475 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4476 (GBB_CLOOG_IV_TYPES): Removed.
4478 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4480 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4481 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4482 (detect_commutative_reduction): Same.
4484 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4486 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4487 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4489 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4490 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4491 (rewrite_commutative_reductions_out_of_ssa): Same.
4492 * passes.c (execute_function_todo): Call verify_ssa for every pass
4493 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4494 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4495 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4496 with an extra argument.
4497 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4498 verify_ssa only when the extra argument is true.
4499 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4500 with an extra argument.
4501 (tree_transform_and_unroll_loop): Same.
4503 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4505 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4506 for all the passes of the LNO having LOOP_CLOSED_SSA.
4507 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4508 * tree-loop-distribution.c (pass_loop_distribution): Same.
4509 * tree-pass.h (TODO_verify_loops): Removed.
4510 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4512 (pass_tree_unswitch): Same.
4513 (pass_predcom): Same.
4514 (pass_vectorize): Same.
4515 (pass_linear_transform): Same.
4516 (pass_graphite_transforms): Same.
4517 (pass_iv_canon): Same.
4518 (pass_complete_unroll): Same.
4519 (pass_complete_unrolli): Same.
4520 (pass_parallelize_loops): Same.
4521 (pass_loop_prefetch): Same.
4522 (pass_iv_optimize): Same.
4524 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4527 * passes.c (init_optimization_passes): Move pass_lim before
4528 pass_copy_prop and pass_dce_loop.
4530 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4533 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4534 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4535 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4536 MULTI_* defines for 4 argument vpermil2p* builtins.
4538 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4540 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4541 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4542 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4543 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4544 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4545 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4546 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4547 Use x86_maybe_negate_const_int to output insn mnemonic.
4548 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4549 check from instruction predicate. Update comments.
4550 * config/i386/sync.md (sync_add<mode>): Use
4551 x86_maybe_negate_const_int to output insn mnemonic.
4553 2010-04-06 Jan Hubicka <jh@suse.cz>
4555 PR tree-optimization/42906
4556 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4557 IGNORE_SELF argument. Set visited_control_parents for fully
4559 (find_obviously_necessary_stmts): Update call of
4560 mark_control_dependent_edges_necessary.
4561 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4563 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4565 * config/i386/i386.md: Remove comment about 'e' and 'E'
4568 2010-04-06 Richard Guenther <rguenther@suse.de>
4570 PR tree-optimization/43627
4571 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4572 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4575 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4577 * BASE-VER: Change to 4.6.0.
4580 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4583 2010-04-06 Richard Guenther <rguenther@suse.de>
4586 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4588 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4590 * doc/invoke.texi (Optimize Options): Document that LTO
4591 won't remove object access purely due to incompatible
4594 2010-04-04 Matthias Klose <doko@ubuntu.com>
4596 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4597 Initialize variable.
4599 2010-04-03 Richard Guenther <rguenther@suse.de>
4602 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4603 require a non-NULL MEM_OFFSET.
4605 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4607 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4608 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4609 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4610 config/alpha/predicates.md, config/arm/arm.md,
4611 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4612 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4613 config/darwin9.h, config/darwin.c, config/darwin.h,
4614 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4615 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4616 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4617 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4618 config/mips/mips.md, config/mn10300/mn10300.c,
4619 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4620 config/rs6000/aix.h, config/rs6000/dfp.md,
4621 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4622 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4623 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4624 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4625 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4626 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4627 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4628 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4629 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4630 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4631 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4632 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4633 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4634 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4635 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4636 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4637 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4638 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4639 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4640 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4641 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4642 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4643 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4644 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4645 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4646 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4647 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4648 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4649 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4650 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4651 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4652 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4653 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4654 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4655 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4656 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4658 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4661 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4662 * aclocal.m4: Regenerate.
4664 2010-04-02 Richard Guenther <rguenther@suse.de>
4666 PR tree-optimization/43629
4667 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4668 if we have seen a constant value.
4670 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4672 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4674 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4677 * arm.c (legitimize_tls_address): Adjust call to
4678 gen_tls_load_dot_plus_four.
4679 (arm_note_pic_base): New function.
4680 (arm_cannot_copy_insn_p): Use it.
4681 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4684 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4689 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4691 * Makefile.in ($(out_object_file)): Depend on
4692 gt-$(basename $(notdir $(out_file))).h.
4694 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4696 * config.gcc (lm32-*-rtems*): Add t-lm32.
4698 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4700 * config.gcc: Add lm32-*-rtems*.
4701 * config/lm32/rtems.h: New file.
4703 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4706 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4708 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4710 * dwarf2out.c (output_compilation_unit_header): For
4711 -gdwarf-4 use version 4 instead of version 3.
4712 (output_line_info): For version 4 and above emit additional
4713 maximum ops per insn header field.
4714 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4716 * dwarf2out.c (is_c_family, is_java): Remove.
4717 (lower_bound_default): New function.
4718 (add_bound_info, gen_descr_array_type_die): Use it.
4720 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4723 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4724 re-declaration when it happens in a function.
4726 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4728 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4729 (cgraph_remove_function_insertion_hook): Same.
4730 (cgraph_call_function_insertion_hooks): Same.
4732 2010-04-01 Richard Guenther <rguenther@suse.de>
4735 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4736 and TREE_THIS_VOLATILE.
4737 (copy_ref_info): Likewise.
4738 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4739 * tree.c (build6_stat): Ignore side-effects of all but arg5
4740 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4743 2010-04-01 Richard Guenther <rguenther@suse.de>
4745 PR tree-optimization/43607
4746 * ipa-type-escape.c (check_call): Do not access non-existing
4749 2010-04-01 Richard Guenther <rguenther@suse.de>
4753 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4754 Jack Howarth <howarth@bromo.med.uc.edu>
4756 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4759 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4761 * doc/install.texi (Prerequisites): Document libelf usability on
4762 IRIX 5/6 and Solaris 2.
4763 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4764 Update GNU as, GNU ld requirements.
4765 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4766 Document Sun Studio compiler download.
4767 Update and simplify as, ld recommendations.
4768 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4770 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4772 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4773 with_tune_32 to pentium4.
4775 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4777 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4779 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4781 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4782 obsoletion, removal.
4784 Document GNU as requirement.
4785 Update configure requirements.
4786 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4787 Recomment IRIX 6.5.18+.
4788 Document IDF/IDL requirement.
4789 Document GNU as requirement.
4790 Document GNU ld bootstrap failure.
4791 Remove freeware.sgi.com reference.
4793 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4795 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4796 UNIX V4.0, V5.0 obsoletion, removal.
4797 Remove --with-gc=simple reference.
4798 Update VM requirements during bootstrap.
4799 Remove -oldas bootstrap description.
4800 Update binutils reference.
4801 Remove comparison failure note.
4803 2010-03-31 Richard Guenther <rguenther@suse.de>
4804 Zdenek Dvorak <ook@ucw.cz>
4805 Sebastian Pop <sebastian.pop@amd.com>
4808 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4809 with multiple arguments.
4810 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4812 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4814 * graphite-dependences.c (print_pddr): Call print_pdr with an
4816 * graphite-poly.c (debug_pdr): Add an extra argument for the
4819 (print_pbb_domain): Same.
4821 (print_scop_context): Same.
4823 (print_cloog): Same.
4824 (debug_pbb_domain): Same.
4828 (debug_scop_context): Same.
4830 (debug_cloog): Same.
4831 (print_scop_params): Same.
4832 (debug_scop_params): Same.
4833 (print_iteration_domain): Same.
4834 (print_iteration_domains): Same.
4835 (debug_iteration_domain): Same.
4836 (debug_iteration_domains): Same.
4837 (print_scattering_function): Same.
4838 (print_scattering_functions): Same.
4839 (debug_scattering_function): Same.
4840 (debug_scattering_functions): Same.
4841 * graphite-poly.h (debug_pdr): Update declaration.
4843 (print_pbb_domain): Same.
4845 (print_scop_context): Same.
4847 (print_cloog): Same.
4848 (debug_pbb_domain): Same.
4852 (debug_scop_context): Same.
4854 (debug_cloog): Same.
4855 (print_scop_params): Same.
4856 (debug_scop_params): Same.
4857 (print_iteration_domain): Same.
4858 (print_iteration_domains): Same.
4859 (debug_iteration_domain): Same.
4860 (debug_iteration_domains): Same.
4861 (print_scattering_function): Same.
4862 (print_scattering_functions): Same.
4863 (debug_scattering_function): Same.
4864 (debug_scattering_functions): Same.
4866 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4868 * graphite-poly.c (print_scattering_function_1): New.
4869 (print_scattering_function): Call it.
4870 (print_scop_params): Remove spaces at the end of lines.
4873 * graphite-poly.h (print_cloog): Declared.
4874 (debug_cloog): Declared.
4876 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4878 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4880 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4881 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4882 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4883 to switch between adding the IV bump in loop->latch or in loop->header.
4885 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4887 * graphite-poly.c (print_scattering_function): Pretty print following
4890 (print_pbb_domain): Same.
4891 (dump_gbb_cases): Same.
4892 (dump_gbb_conditions): Same.
4895 (print_scop_params): Same.
4896 (print_scop_context): Same.
4898 (print_pbb_body): New.
4899 (lst_indent_to): New.
4900 (print_lst): Start new lines with a #.
4901 * graphite-poly.h (pbb_bb): New.
4902 (pbb_index): Use pbb_bb.
4903 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4905 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4907 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4909 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4910 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4911 and 0 instead of 1 for dw_val_class_flag.
4912 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4913 dw_val_class_range_list, dw_val_class_loc_list,
4914 dw_val_class_lineptr and dw_val_class_macptr, use
4915 DW_FORM_flag_present for dw_val_class_flag and
4916 DW_FORM_exprloc for dw_val_class_loc.
4917 (output_die): For -gdwarf-4 print dw_val_class_loc
4918 size as uleb128 instead of 1 or 2 bytes and don't print
4919 anything for dw_val_class_flag.
4921 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4922 instead of cselib_lookup following by tweaking locs->setting_insn.
4925 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4926 even before returning from label, setjmp call or volatile asm
4929 2010-03-31 Richard Guenther <rguenther@suse.de>
4932 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4933 temporary data on stack.
4935 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4937 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4938 (PUSHSECTION_ASM_OP): Remove.
4939 (POPSECTION_ASM_OP): Remove.
4940 (PUSHSECTION_FORMAT): Remove.
4941 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4942 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4943 * config/sol2.c (solaris_output_init_fini): Use it.
4945 2010-03-31 Jie Zhang <jie@codesourcery.com>
4948 * opt-functions.awk (var_type_struct): Use signed char type
4949 for simple variables.
4951 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4953 * config/sol2.c: Include output.h.
4954 (solaris_assemble_visibility): New function.
4955 * config/t-sol2 (sol2.o): Add output.h dependency.
4956 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4957 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4960 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4963 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4964 V2SImode or XFmode on PRE_DEC.
4967 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4970 2010-03-31 Jie Zhang <jie@codesourcery.com>
4973 * reload.h (caller_save_initialized_p): Declare.
4974 * toplev.c (backend_init_target): Don't call
4975 init_caller_save but set caller_save_initialized_p to false.
4976 * caller-save.c (caller_save_initialized_p): Define.
4977 (init_caller_save): Check caller_save_initialized_p.
4978 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4980 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4983 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4984 and soft-fp/t-softfp to tmake_file.
4985 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4986 (LIBGCC2_TF_CEXT): Define.
4989 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4992 * cselib.c (n_useless_values): Document handling of debug locs.
4993 (n_useless_debug_values, n_debug_values): New variables.
4994 (new_elt_loc_list): Don't add to debug values, keep count.
4995 (promote_debug_loc): New.
4996 (cselib_reset_table): Zero new variables.
4997 (entry_and_rtx_equal_p): Promote debug locs.
4998 (discard_useless_locs): Increment n_useless_debug_values for
5000 (remove_useless_values): Adjust n_useless_values and n_debug_values
5001 with n_useless_debug_values.
5002 (add_mem_for_addr): Promote debug locs.
5003 (cselib_lookup_mem): Likewise.
5004 (cselib_lookup_addr): Renamed to...
5005 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5006 (cselib_log_lookup): ... this. Turn into...
5007 (cselib_lookup_addr): ... new wrapper.
5008 (cselib_lookup_from_insn): New.
5009 (cselib_invalidate_regno): Increment n_useless_debug_values for
5011 (cselib_invalidate_mem): Likewise.
5012 (cselib_process_insn): Take n_deleted and n_debug_values into
5013 account to guard remove_useless_value call.
5014 (cselib_finish): Zero n_useless_debug_values.
5015 * cselib.h (cselib_lookup_from_insn): Declare.
5016 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5017 (sched_analyze_2): Likewise.
5019 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5021 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5023 (adjust_mems): Replace narrowing SUBREG of expression containing
5024 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5025 with operations in the narrower mode.
5028 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5029 regs_invalidated_by_call instead all call_used_reg_set registers.
5031 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5034 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5035 pointer comparisons with types_compatible_p.
5036 * tree-vect-stmts.c (vectorizable_call): Same.
5037 (vectorizable_condition): Same.
5039 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5041 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5042 stack check if the mask would be zero.
5044 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5045 Jack Howarth <howarth@bromo.med.uc.edu>
5047 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5050 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5053 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5055 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5056 Include ___unordxf2 and ___unordtf2.
5057 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5060 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5062 * config/lm32/t-lm32: New file.
5063 * config.gcc: Use the above file when targetting lm32.
5065 2010-03-28 Duncan Sands <baldrick@free.fr>
5067 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5069 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5072 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5073 Improve vectorization cost model diagnostic.
5075 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5078 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5079 compute_data_dependences_for_loop returns false, early exit
5080 and output an extra diagnostic for the failed data reference
5083 2010-03-29 Richard Guenther <rguenther@suse.de>
5085 PR tree-optimization/43560
5086 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5087 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5089 2010-03-29 Jie Zhang <jie@codesourcery.com>
5092 * toplev.c (process_options): Set optimization_default_node
5093 and optimization_current_node.
5094 * opts.c (decode_options): Don't set optimization_default_node
5095 and optimization_current_node.
5097 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5099 * config/rtems.h: Abandon -qrtems_debug.
5101 2010-03-28 Jan Hubicka <jh@suse.cz>
5103 PR tree-optimization/43505
5104 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5105 map should not be copied.
5107 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5110 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5111 cdtors, set DECL_PRESERVE_P.
5112 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5115 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5117 PR tree-optimization/43528
5118 * stor-layout.c (place_field): Check that constant fits into
5119 unsigned HWI when skipping calculation of MS bitfield layout.
5121 2010-03-27 Jan Hubicka <jh@suse.cz>
5124 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5125 notice_global_symbol work.
5127 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5129 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5130 instead of dwarf2out_decl.
5131 (struct var_loc_node): Remove section_label field.
5132 (dwarf2out_function_decl): New function.
5133 (dwarf2out_var_location): Don't set section_label field.
5134 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5136 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5138 PR tree-optimization/43544
5139 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5140 First argument for builtin vectorized function hook is now a
5141 tree to be able to distinguish between machine specific and
5143 * targhooks.c (default_builtin_vectorized_function): Ditto.
5144 * targhooks.h (default_builtin_vectorized_function): Ditto.
5145 * target.h (struct gcc_target): Ditto.
5146 * tree-vect-stmts.c (vectorizable_function): Ditto.
5147 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5148 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5151 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5154 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5155 nested binding iff it is a FUNCTION_DECL.
5156 (store_parm_decls_newstyle): Pass nested=true to bind for
5157 FUNCTION_DECLs amongst parameters.
5159 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5161 * var-tracking.c (vt_expand_loc_callback): Don't run
5162 cselib_expand_value_rtx_cb in dummy mode if
5163 cselib_dummy_expand_value_rtx_cb returned false.
5165 * var-tracking.c (emit_note_insn_var_location): For one part
5166 notes with offset 0, don't add EXPR_LIST around the location.
5167 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5168 add_location_or_const_value_attribute): Adjust for that change.
5171 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5172 into first operand and location into second.
5173 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5174 dw_cfi_oprnd_loc for DW_CFA_expression.
5175 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5176 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5177 assume first argument is regnum and second argument is location.
5179 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5182 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5183 of scratch register to DImode. Split to DImode comparison operator.
5184 Use SImode subreg of scratch register in the multiplication.
5185 (*cmp_sadd_sidi): Ditto.
5186 (*cmp_ssub_si): Ditto.
5187 (*cmp_ssub_sidi): Ditto.
5189 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5192 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5193 Remove invalid assert and wrong comment.
5195 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5198 * flags.h (final_insns_dump_p): New extern.
5199 * final.c (final_insns_dump_p): New variable.
5200 (rest_of_clean_state): Set it before -fdump-final-insns=
5201 dumping, clear afterwards.
5202 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5203 MEM_ALIAS_SET on MEMs.
5205 2010-03-26 David S. Miller <davem@davemloft.net>
5207 * configure.ac: Fix sparc GOTDATA_OP bug check.
5208 * configure: Rebuild.
5210 2010-03-26 Alan Modra <amodra@gmail.com>
5212 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5214 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5216 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5217 TLS_SECTION_ASM_FLAG.
5219 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5222 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5223 Clear first_function_block_is_cold.
5226 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5227 argument if the argument is truth_value_p.
5229 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5231 * config/rs6000/constraints.md: Update copyright year for my changes.
5234 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5235 used in reg+reg addressing, swap registers.
5237 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5240 * target.h (struct gcc_target): Add code_end hook.
5241 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5243 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5244 * toplev.c (compile_file): Call targetm.asm_out.code_end
5245 hook before unwind info/debug info output.
5246 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5247 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5248 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5249 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5250 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5251 * config/i386/i386.c (ix86_file_end): Renamed to...
5252 (ix86_code_end): ... this. Make static. Don't call
5253 file_end_indicate_exec_stack. Emit unwind info using
5254 final_start_function/final_end_function.
5255 (darwin_x86_file_end): Remove.
5256 (TARGET_ASM_CODE_END): Define.
5257 * config/i386/i386.h (TARGET_ASM_FILE_END,
5258 NEED_INDICATE_EXEC_STACK): Don't define.
5259 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5260 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5261 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5262 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5265 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5266 at the beginning and final_end_function at the end.
5267 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5269 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5271 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5272 and Sun as TLS syntax.
5273 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5274 * configure: Regenerate.
5275 * config.in: Regenerate.
5276 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5277 (default_elf_asm_named_section): Use it.
5278 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5279 (i386_output_dwarf_dtprel): Likewise.
5280 (output_addr_const_extra): Likewise.
5281 (output_pic_addr_const): Lowercase @GOTTPOFF.
5282 (output_addr_const_extra): Likewise.
5283 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5284 (output_addr_const_extra): Likewise.
5285 (output_pic_addr_const): Lowercase @INDNTPOFF.
5286 (output_addr_const_extra): Likewise.
5287 (output_pic_addr_const): Lowercase @NTPOFF.
5288 (output_addr_const_extra): Likewise.
5289 (output_pic_addr_const): Lowercase @TPOFF.
5290 (output_addr_const_extra): Likewise.
5291 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5292 (*tls_global_dynamic_64): Likewise.
5293 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5294 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5296 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5297 (ASM_OUTPUT_TLS_COMMON): Use it.
5298 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5301 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5302 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5303 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5304 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5305 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5306 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5308 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5310 * config/i386/i386.c (override_options): Don't accept
5311 -mtls-dialect=sun any longer.
5312 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5313 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5314 (*tls_local_dynamic_base_32_sun): Likewise.
5315 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5317 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5320 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5321 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5324 * ira.c (adjust_cleared_regs): New function.
5325 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5329 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5331 * expr.c (expand_expr_real): Restore previous
5332 curr_insn_source_location and curr_insn_block after
5333 expand_expr_real_1 call.
5334 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5335 instead of expand_expr_real_1.
5337 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5339 PR rtl-optimization/43413
5340 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5343 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5346 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5347 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5349 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5351 * config/i386/i386.c (ix86_target_string): Add -mfma.
5352 Fix a typo in comment.
5354 2010-03-22 Mike Stump <mikestump@comcast.net>
5357 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5358 Don't overly align based upon packed packed fields.
5360 2010-03-22 Jason Merrill <jason@redhat.com>
5362 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5363 Use () rather than [], and move before the element type.
5365 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5367 * doc/configfiles.texi (Configuration Files): Removed
5368 fixinc/Makefile*, intl/Makefile.*.
5369 * doc/makefile.texi: Fixed markup. Abstract from version
5370 control system used.
5371 (Makefile): Removed obsolete gcc/java/parse.y example.
5372 * doc/sourcebuild.texi: Likewise.
5373 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5374 libgomp, libssp. Removed fastjar.
5375 (Miscellaneous Docs): Clarify location.
5376 Added COPYING3, COPYING3.LIB.
5377 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5379 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5382 * config/i386/i386.c (x86_function_profiler)
5383 [!NO_PROFILE_COUNTERS]: Fix typo.
5384 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5387 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5388 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5390 * doc/sourcebuild.texi (Test Directives): Split into six
5391 subsections, with most of the current text in new subsections
5392 Directives, Selectors, and Final Actions.
5393 (Directives): Split list of test directives into multiple
5395 (Selectors): Describe use and syntax of selectors.
5396 (Effective-Target Keywords): Describe all existing keywords.
5397 (Add Options): Describe features for dg-add-options.
5398 (Require Support): Describe variants of dg-require-support.
5399 (Final Actions): Describe commands to use in dg-final.
5401 2010-03-22 Michael Matz <matz@suse.de>
5404 * recog.c (validate_replace_rtx_group): Replace also in
5405 REG_EQUAL and REG_EQUIV notes.
5407 2010-03-22 Richard Guenther <rguenther@suse.de>
5409 PR tree-optimization/43390
5410 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5411 sure vector extracts are type correct.
5413 2010-03-22 Richard Guenther <rguenther@suse.de>
5416 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5417 x * sqrt (x) even when optimizing for size if the target
5418 has native support for sqrt.
5420 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5422 * varasm.c (make_decl_rtl_for_debug): Also clear
5423 flag_mudflap for the duration of make_decl_rtl call.
5426 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5427 locs from preserved VALUEs.
5429 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5432 * pa.md (movmemsi): Set align to one if zero.
5433 (movmemdi): Likewise.
5435 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5438 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5439 with their corresponding prologue pushes.
5441 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5444 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5445 at the begining or end.
5446 (spu_expand_epilogue): Likewise.
5448 2010-03-20 Richard Guenther <rguenther@suse.de>
5450 PR rtl-optimization/43438
5451 * combine.c (make_extraction): Properly zero-/sign-extend an
5452 extraction of the low part of a CONST_INT. Also handle
5455 2010-03-19 Mike Stump <mikestump@comcast.net>
5457 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5458 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5459 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5461 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5464 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5467 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5469 PR rtl-optimization/42258
5470 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5471 use that may match DEF.
5474 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5475 the cost of loading the constant rather than assuming
5477 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5478 outer code is AND, do the same tests as the andsi3 expander and
5479 return COSTS_N_INSNS (1) if and is cheap.
5481 * optabs.c (avoid_expensive_constant): Fix formatting.
5483 2010-03-19 Michael Matz <matz@suse.de>
5486 * attribs.c (decl_attributes): When rebuilding a function pointer
5487 type use the same qualifiers as the original pointer type.
5489 2010-03-19 Martin Jambor <mjambor@suse.cz>
5491 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5492 and is_gimple_ip_invariant_address.
5494 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5497 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5499 * config/arm/arm.c (arm_override_options): Turn off
5500 flag_dwarf2_cfi_asm for AAPCS variants.
5502 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5505 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5506 Use PRE_MODIFY instead of PRE_DEC.
5507 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5508 (vfp_emit_fstmd): Likewise.
5510 2010-03-19 Michael Matz <matz@suse.de>
5513 * builtins.c (expand_builtin_interclass_mathfn,
5514 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5517 2010-03-19 Richard Guenther <rguenther@suse.de>
5519 PR tree-optimization/43415
5520 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5521 (phi_translate_1): ... this.
5522 (phi_translate): Move all caching here. Cache all NARY
5523 and REFERENCE translations.
5525 2010-03-19 David S. Miller <davem@davemloft.net>
5527 With help from Eric Botcazou.
5528 * config/sparc/sparc.c: Include dwarf2out.h.
5529 (emit_pic_helper): Delete.
5530 (pic_helper_symbol_name): Delete.
5531 (pic_helper_emitted_p): Delete.
5532 (pic_helper_needed): New.
5533 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5534 (get_pc_thunk_name): New.
5535 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5536 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5537 Set pic_helper_needed to true. Don't call emit_pic_helper.
5538 (sparc_expand_prologue): Update load_pic_register call.
5539 (sparc_output_mi_thunk): Likewise.
5540 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5541 thunk if possible. Output CFI information as needed.
5543 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5544 Jack Howarth <howarth@bromo.med.uc.edu>
5547 * config/i386/i386.h: Fix ABI on darwin x86-32.
5549 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5551 * tree.h: Declare make_decl_rtl_for_debug.
5552 * varasm.c (make_decl_rtl_for_debug): New.
5553 * dwarf2out.c (rtl_for_decl_location): Call it.
5554 * cfgexpand.c (expand_debug_expr): Call it.
5556 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5559 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5563 * var-tracking.c (vt_init_cfa_base): Do nothing if
5564 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5566 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5569 * var-tracking.c (canonicalize_vars_star): New.
5570 (dataflow_post_merge_adjust): Use it.
5572 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5575 * var-tracking.c (non_suitable_const): New function.
5576 (add_uses): For DEBUG_INSNs with constants, don't record any
5577 value, instead just the constant value itself.
5578 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5579 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5580 (emit_notes_in_bb): Likewise.
5581 (emit_note_insn_var_location): For onepart variables if
5582 cur_loc is a VOIDmode constant, use DECL_MODE.
5584 2010-03-18 Martin Jambor <mjambor@suse.cz>
5587 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5588 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5589 all non-clones. Moved call redirection...
5590 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5591 (cgraph_materialize_all_clones): Dispose of all
5592 combined_args_to_skip bitmaps.
5593 (verify_cgraph_node): Do not check for edges pointing to wrong
5594 nodes in inline clones.
5595 * tree-inline.c (copy_bb): Call
5596 cgraph_redirect_edge_call_stmt_to_callee.
5597 * ipa.c (cgraph_remove_unreachable_nodes): Call
5598 cgraph_node_remove_callees even when there are used clones.
5600 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5602 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5604 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5607 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5610 2010-03-18 Michael Matz <matz@suse.de>
5613 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5614 into sqrt(x) if we need to preserve signed zeros.
5616 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5617 Eric Botcazou <ebotcazou@adacore.com>
5619 PR rtl-optimization/43360
5620 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5621 note if we don't know its invariant status.
5623 2010-03-18 Michael Matz <matz@suse.de>
5625 PR tree-optimization/43402
5626 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5627 PHI chains of ssa names registered for update.
5629 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5632 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5633 non-offsettable and pre_modify update addressing.
5634 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5635 and "2" alternatives "#".
5636 (*movdd_softfloat32): Make all alternatives "#";
5637 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5638 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5639 (*movdf_softfloat32): Make all alternatives "#";
5640 (movdi): Use the new DIFD mode iterator to create a common splitter
5641 for movdi, movdf and movdd patterns.
5643 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5645 * common.opt (dumpdir): Remove redundant tab.
5647 2010-03-17 Martin Jambor <mjambor@suse.cz>
5649 PR tree-optimization/43347
5650 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5651 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5653 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5655 PR rtl-optimization/42216
5656 * regrename.c (create_new_chain): New function, broken out from...
5657 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5658 appending a use to an empty chain.
5659 (build_def_use): Remove previous changes that convert OP_INOUT to
5660 OP_OUT operands; instead detect the case where an OP_INOUT operand
5661 uses a previously untracked register and create an empty chain for it.
5663 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5665 * doc/extend.texi (Function Attributes): Rewrite unfinished
5666 sentence in ms_abi documentation.
5668 2010-03-17 Alan Modra <amodra@gmail.com>
5670 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5671 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5672 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5673 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5675 2010-03-16 Richard Henderson <rth@redhat.com>
5678 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5679 (lower_try_finally): Save and restore eh_seq around the expansion
5682 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5684 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5685 statements before splitting block.
5687 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5689 * doc/sourcebuild.texi (Testsuites): Fix markup.
5690 Use pathnames relative to gcc/testsuite.
5691 (Test Directives): Move description of how timeout is determined.
5692 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5693 (C Tests): Correct gcc.misc-tests directory.
5694 Framework tests now live in gcc.test-framework.
5696 2010-03-16 Richard Guenther <rguenther@suse.de>
5699 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5700 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5702 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5703 Alexandre Oliva <aoliva@redhat.com>
5705 PR tree-optimization/42917
5706 * lambda-code.c (remove_iv): Skip debug statements.
5707 (lambda_loopnest_to_gcc_loopnest): Likewise.
5708 (not_interesting_stmt): Debug statements are not interesting.
5710 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5714 * cselib.c (cselib_preserve_constants,
5715 cfa_base_preserved_val): New static variables.
5716 (preserve_only_constants): New function.
5717 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5718 clear its REG_VALUES. If cselib_preserve_constants, don't
5719 empty the whole hash table, but preserve there VALUEs with constants,
5720 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5721 (cselib_preserve_cfa_base_value): New function.
5722 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5723 (cselib_init): Change argument to int bitfield. Set
5724 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5726 (cselib_finish): Clear cselib_preserve_constants and
5727 cfa_base_preserved_val.
5728 * cselib.h (enum cselib_record_what): New enum.
5729 (cselib_init): Change argument to int.
5730 (cselib_preserve_cfa_base_value): New prototype.
5731 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5732 * dse.c (dse_step1): Likewise.
5733 * cfgcleanup.c (thread_jump): Likewise.
5734 * sched-deps.c (sched_analyze): Likewise.
5735 * gcse.c (local_cprop_pass): Likewise.
5736 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5737 If FN is non-NULL, call the callback always and whenever it returns
5738 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5739 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5740 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5741 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5742 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5743 * var-tracking.c: Include recog.h.
5744 (bb_stack_adjust_offset): Remove.
5745 (vt_stack_adjustments): Don't call it, instead just gather the
5746 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5747 (adjust_stack_reference): Remove.
5748 (compute_cfa_pointer): New function.
5749 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5750 (struct adjust_mem_data): New type.
5751 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5753 (get_address_mode): New function.
5754 (replace_expr_with_values): Use it.
5755 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5756 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5757 (adjust_sets): Remove.
5758 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5759 Use get_address_mode.
5760 (get_adjusted_src): Remove.
5761 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5762 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5763 (add_with_sets): Don't call adjust_sets.
5764 (fp_setter, vt_init_cfa_base): New functions.
5765 (vt_initialize): Change return type to bool. Move most of pool etc.
5766 initialization to the beginning of the function from end. Pass
5767 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5768 If !frame_pointer_needed, call vt_stack_adjustment before mos
5769 vector is filled, call vt_init_cfa_base if argp/framep has been
5770 eliminated to sp. If frame_pointer_needed and argp/framep has
5771 been eliminated to hard frame pointer, set
5772 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5773 encountering fp setter in the prologue. For MO_ADJUST, call
5774 log_op_type before pusing the op into mos vector, not afterwards.
5775 Call adjust_insn before cselib_process_insn/add_with_sets,
5776 call cancel_changes (0) afterwards.
5777 (variable_tracking_main_1): Adjust for vt_initialize calling
5778 vt_stack_adjustments and returning whether it succeeded or not.
5780 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5782 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5785 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5787 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5789 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5790 drap_reg has not been set.
5792 2010-03-15 Michael Matz <matz@suse.de>
5795 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5796 use it to expand block copies.
5797 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5798 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5799 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5801 2010-03-15 Richard Guenther <rguenther@suse.de>
5803 PR tree-optimization/43367
5804 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5807 2010-03-15 Richard Guenther <rguenther@suse.de>
5809 PR tree-optimization/43317
5810 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5812 2010-03-15 Martin Jambor <mjambor@suse.cz>
5814 PR tree-optimization/43141
5815 * tree-sra.c (create_abstract_origin): New function.
5816 (modify_function): Call create_abstract_origin.
5818 2010-03-15 Chris Demetriou <cgd@google.com>
5820 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5823 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5826 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5827 call insert_out_of_ssa_copy for default definitions.
5829 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5831 * graphite-clast-to-gimple.c (my_long_long): Defined.
5832 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5833 * graphite-sese-to-poly.c (my_long_long): Defined.
5834 (scop_ivs_can_be_represented): Use it.
5836 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5838 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5839 graphite-max-bbs-per-function, and loop-block-tile-size.
5840 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5842 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5844 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5846 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5847 forward declaration.
5848 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5849 (add_upper_bounds_from_estimated_nit): New.
5850 (build_loop_iteration_domains): Use it.
5852 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5854 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5856 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5859 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5860 should be an INTEGER_CST. Also handle CASE_CONVERT.
5862 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5864 * graphite.c (graphite_initialize): To bound the number of bbs per
5865 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5866 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5867 * doc/invoke.texi: Document it.
5869 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5871 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5872 * graphite-sese-to-poly.h (build_poly_scop): Same.
5874 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5876 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5877 the number of parameters in the scop. Use as an upper bound
5878 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5879 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5880 * doc/invoke.texi: Document it.
5882 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5884 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5885 * doc/c-tree.texi: Remove.
5886 * doc/generic.texi: Merge c-tree.texi here.
5887 * doc/gccint.texi (Trees): Remove menu entry.
5888 (c-tree.texi): Remove @include.
5889 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5890 * doc/languages.texi (Reading RTL): Ditto.
5892 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5895 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5897 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5900 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5901 code added to work around reload clobbering CONST insns.
5903 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5905 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5906 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5907 (cselib_preserve_only_values): Remove retain argument, don't
5908 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5909 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5910 * var-tracking.c (micro_operation): Move insn field before union.
5911 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5912 (struct variable_tracking_info_def): Remove n_mos field, change
5913 mos into a vector of micro_operations.
5914 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5915 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5916 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5917 changing into a vector.
5918 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5919 come before all other uops generated by add_stores.
5920 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5922 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5923 a vector. Run just one pass over the bbs instead of separate counting
5924 and computation phase.
5925 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5928 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5929 into *nonlocalized_list vector.
5930 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5931 even if origin is non-NULL.
5932 (gen_variable_die): Likewise.
5933 (process_scope_var): Don't change origin.
5934 (gen_decl_die): Likewise.
5935 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5936 before adding new edges instead of after it, fix moving over
5939 2010-03-11 David S. Miller <davem@davemloft.net>
5941 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5943 * configure: Rebuild.
5945 2010-03-11 Martin Jambor <mjambor@suse.cz>
5947 PR tree-optimization/43257
5948 * tree.c (assign_assembler_name_if_neeeded): New function.
5949 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5951 * tree.h (assign_assembler_name_if_neeeded): Declare.
5952 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5953 the function if needed.
5955 2010-03-11 Chris Demetriou <cgd@google.com>
5957 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5958 include/stdint-gcc.h, and include/stdint.h world-readable.
5960 2010-03-11 Richard Guenther <rguenther@suse.de>
5962 PR tree-optimization/43255
5963 * tree-vrp.c (process_assert_insertions_for): Do not insert
5964 asserts for trivial conditions.
5966 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5968 PR tree-optimization/43280
5969 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5970 generation. Move calculation of size out of the if branch.
5971 (find_bswap): Modify compare number generation.
5973 2010-03-11 Richard Guenther <rguenther@suse.de>
5976 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5977 (input_gimple_stmt): Fixup handled component types during
5978 operand read. Also fix up decls in ADDR_EXPRs.
5980 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5982 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5983 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5985 2010-03-10 Jan Hubicka <jh@suse.cz>
5988 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5989 * varasm.c (get_variable_section): Don't do that here...
5990 (make_decl_rtl): ... and here.
5991 (do_assemble_alias): Produce decl RTL.
5992 (assemble_alias): Likewise.
5994 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5997 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5998 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6000 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6001 (based_loc_descr): Only express drap or vdrap regno based expressions
6002 using DW_OP_fbreg when not optimizing.
6003 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6004 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6005 REG_CFA_SET_VDRAP note.
6007 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6009 PR tree-optimization/43236
6010 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6011 error in calculation of base address in reverse iteration case.
6012 (generate_builtin): Take number of latch executions if the statement
6015 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6018 * tree-eh.c: Include pointer-set.h.
6019 (lower_eh_dispatch): Filter out duplicate case labels and
6020 remove the unneeded edge when the label is unused. Return
6021 true when some edges are removed.
6022 (execute_lower_eh_dispatch): When any lowering resulted in
6023 removing an edge, also delete unreachable blocks.
6025 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6028 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6029 UNSPEC_MACHOPIC_OFFSET.
6031 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6034 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6035 (m68k_delegitimize_address): New function.
6037 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6040 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6043 * var-tracking.c (adjust_sets): New function.
6044 (count_with_sets, add_with_sets): Use it.
6045 (get_adjusted_src): New inline function.
6046 (add_stores): Use it.
6049 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6050 call cselib_dummy_expand_value_rtx_cb instead of
6051 cselib_expand_value_rtx_cb.
6054 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6055 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6056 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6057 and .cfi_endproc around the pic thunks.
6058 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6059 all queued unwind info register saves are saved before the call.
6060 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6061 considered as sp-=4 for unwind info and the pop as sp+=4 which
6062 also clobbers dest, but doesn't actually restore it.
6065 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6066 RTX_FRAME_RELATED_P.
6068 2010-03-09 Jie Zhang <jie@codesourcery.com>
6070 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6071 whitespaces in output template.
6073 2010-03-09 Jie Zhang <jie@codesourcery.com>
6075 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6078 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6080 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6081 builtins.exp in a separate job.
6083 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6085 * graphite-sese-to-poly.c (add_param_constraints): Use
6086 lower_bound_in_type and upper_bound_in_type.
6088 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6090 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6091 instead of unsigned_type_node.
6093 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6094 Reza Yazdani <reza.yazdani@amd.com>
6097 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6098 on pointer type parameters.
6100 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6104 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6105 handle conversions from pointer to integers.
6106 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6107 induction variable, to be able to work with code generated by CLooG.
6108 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6109 (build_poly_scop): Bail out if we cannot codegen a loop.
6111 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6113 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6114 code generation with gloog_error.
6116 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6118 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6119 Call fold_convert on all the returned values.
6120 (expand_scalar_variables_expr): Pass to
6121 expand_scalar_variables_ssa_name the type of the resulting expression.
6123 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6125 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6126 ppl_min_for_le_pointset.
6127 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6128 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6130 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6132 * graphite-dependences.c (map_into_dep_poly): Removed.
6133 (dependence_polyhedron_1): Use combine_context_id_scat.
6135 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6137 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6138 (struct poly_bb): Same.
6139 (combine_context_id_scat): New.
6141 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6144 * sese.c (name_defined_in_loop_p): Return false for default
6147 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6149 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6150 and clean up the logic.
6152 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6154 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6157 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6159 * var-tracking.c (remove_cselib_value_chains): Define only for
6161 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6162 delete_slot_part, emit_notes_for_differences_1): Don't call
6163 remove_cselib_value_chains here.
6164 (set_slot_part, emit_notes_for_differences_2): Don't call
6165 add_cselib_value_chains here.
6166 (preserved_values): New vector.
6167 (preserve_value): New function.
6168 (add_uses, add_stores, vt_add_function_parameters): Use it
6169 instead of cselib_preserve_value.
6170 (changed_values_stack): New vector.
6171 (check_changed_vars_0): New function.
6172 (check_changed_vars_1, check_changed_vars_2): Use it.
6173 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6174 changed_values_stack VALUEs.
6175 (vt_emit_notes): For all preserved_values call
6176 add_cselib_value_chains. If ENABLE_CHECKING call
6177 remove_cselib_value_chains before verifying value_chains is empty.
6178 Initialize and free changed_values_stack.
6179 (vt_initialize): Initialize preserved_values.
6180 (vt_finalize): Free preserved_values.
6182 2010-03-08 Richard Guenther <rguenther@suse.de>
6184 PR tree-optimization/43269
6185 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6188 2010-03-08 Martin Jambor <mjambor@suse.cz>
6190 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6191 (ipa_is_param_called): Removed.
6192 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6193 (ipa_print_node_params): Do not print the called flag.
6194 (ipa_write_node_info): Do not stream the called flag.
6195 (ipa_read_node_info): Likewise.
6197 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6200 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6201 * cselib.c (struct expand_value_data): Add dummy field.
6202 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6204 (cselib_dummy_expand_value_rtx_cb): New function.
6205 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6207 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6208 * var-tracking.c: Include pointer-set.h.
6209 (variable): Change n_var_parts to char from int. Add
6210 cur_loc_changed and in_changed_variables fields.
6211 (variable_canonicalize): Remove.
6212 (shared_var_p): New inline function.
6213 (unshare_variable): Maintain cur_loc_changed and
6214 in_changed_variables fields. If var was in changed_variables,
6215 replace it there with new_var. Just copy cur_loc instead of
6216 resetting it to something else.
6217 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6218 (dataflow_set_union): Don't call variable_canonicalize.
6219 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6220 of their DEBUG_EXPR_TREE_DECLs.
6221 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6222 and in_changed_variables and cur_loc_changed is false.
6223 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6224 and cur_loc_changed. Don't update cur_loc here.
6225 (variable_merge_over_src): Don't call variable_canonicalize.
6226 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6227 removing loc that is equal to cur_loc, clear cur_loc,
6228 set cur_loc_changed and ensure variable_was_changed is called.
6229 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6230 compare pointers in cur_loc check, if it is equal to loc,
6231 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6232 (variable_different_p): Remove compare_current_location argument,
6233 don't compare cur_loc.
6234 (dataflow_set_different_1): Adjust variable_different_p caller.
6235 (variable_was_changed): If dv had some var in changed_variables
6236 already, reset in_changed_variables flag for it and propagate
6237 cur_loc_changed over to the new variable. On empty var
6238 always set cur_loc_changed. Set in_changed_variables on whatever
6239 var is added to changed_variables.
6240 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6241 Use shared_var_p. When removing loc that is equal to cur_loc,
6242 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6243 end, don't set it to something else, just call variable_was_changed.
6244 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6245 loc being removed, clear cur_loc and set cur_loc_changed.
6246 Set cur_loc_changed if all locations have been removed.
6247 (struct expand_loc_callback_data): New type.
6248 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6249 allocated. Always create SUBREGs if simplify_subreg failed.
6250 Prefer to use cur_loc, when that fails and still in
6251 changed_variables (and seen first time) recompute it. Set
6252 cur_loc_changed of variables which had to change cur_loc and
6253 compute elcd->cur_loc_changed if any of the subexpressions used
6254 had to change cur_loc.
6255 (vt_expand_loc): Adjust to pass arguments in
6256 expand_loc_callback_data structure.
6257 (vt_expand_loc_dummy): New function.
6258 (emitted_notes): New variable.
6259 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6260 that weren't used for any other decl in current
6261 emit_notes_for_changes call call vt_expand_loc_dummy to update
6262 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6263 first loc_chain location if NULL before. Always use just
6264 cur_loc instead of first loc_chain location. When cur_loc_changed
6265 is false, when not --enable-checking=rtl just don't emit any note.
6266 When rtl checking, compute the note and assert it is the same
6267 as previous note. Clear cur_loc_changed and in_changed_variables
6268 at the end before removing from changed_variables.
6269 (check_changed_vars_3): New function.
6270 (emit_notes_for_changes): Traverse changed_vars to call
6271 check_changed_vars_3 on each changed var.
6272 (emit_notes_for_differences_1): Clear cur_loc_changed and
6273 in_changed_variables. Recompute cur_loc of new_var.
6274 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6275 (vt_emit_notes): Initialize and destroy emitted_notes.
6277 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6279 PR rtl-optimization/42220
6280 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6281 Use verify_reg_tracked to determine if we should use OP_OUT rather
6283 (build_def_use): If we see an in-out operand for a register that we
6284 know nothing about, treat is an output if possible, fail the block if
6287 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6290 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6293 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6296 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6297 uses of relevant DEFs that are dead outside the loop too.
6299 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6301 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6303 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6305 * var-tracking.c (values_to_unmark): New variable.
6306 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6307 values_to_unmark vector. Moved body to...
6308 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6309 instead queue it into values_to_unmark vector.
6310 (vt_find_locations): Free values_to_unmark vector.
6312 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6314 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6315 (site.exp): Export them when plugins are enabled.
6317 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6320 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6322 (chrec_fold_multiply): Same.
6324 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6327 * c-decl.c (build_compound_literal): Return early if init is
6330 2010-03-04 Martin Jambor <mjambor@suse.cz>
6332 PR tree-optimization/43164
6333 PR tree-optimization/43191
6334 * tree-sra.c (type_consists_of_records_p): Reject records with
6335 zero-size bit-fields at the end.
6337 2010-03-04 Mike Stump <mikestump@comcast.net>
6339 * Makefile.in (TAGS): Remove *.y.
6341 2010-03-04 Richard Guenther <rguenther@suse.de>
6343 PR tree-optimization/40761
6344 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6346 (my_rev_post_order_compute): New function.
6347 (init_pre): Call it.
6349 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6352 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6353 decrease the cost of an IV candidate when the cost is infinite.
6355 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6357 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6358 Use '3DNow!' for the extension of that name, ensure normal space
6360 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6362 2010-03-03 Jeff Law <law@redhat.com>
6364 * PR middle-end/32693
6365 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6366 than gen_rtx_SUBREG.
6367 (extract_bit_field_1): Likewise.
6369 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6371 * doc/sourcebuild.texi (Test directives): Document that arguments
6372 include-opts and exclude-opts are now optional for dg-skip-if,
6373 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6375 2010-03-03 Jason Merrill <jason@redhat.com>
6378 * cgraph.h (varpool_node): Add extra_name field.
6379 * varpool.c (varpool_extra_name_alias): New.
6380 (varpool_assemble_decl): Emit extra name aliases.
6381 (varpool_mark_needed_node): Look past an extra name alias.
6382 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6383 * lto-streamer-in.c (lto_input_tree): Read it.
6384 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6386 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6388 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6389 (sparc*-*-solaris2*): ...this.
6391 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6394 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6395 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6396 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6397 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6400 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6401 fallthrough to default handling, just with want_address 0 instead of 2.
6402 For single element lists, add_AT_loc directly, otherwise create an
6403 artificial variable DIE and stick location list to it.
6406 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6407 (VAL_EXPR_HAS_REVERSE): Define.
6408 (reverse_op): New function.
6409 (add_stores): For reversible operations add an extra MO_VAL_USE.
6411 2010-03-02 Jason Merrill <jason@redhat.com>
6413 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6415 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6417 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6418 (sparc64-*-linux*): Likewise.
6419 (sparc64-*-solaris2*): Include assembler files before linker ones.
6420 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6421 * config/sparc/gas.h: Delete.
6422 * config/sparc/sol2-64.h: Add copyright notice.
6423 * config/sparc/sol2-gas-bi.h: Likewise.
6424 * config/sparc/sol2-gld.h: Likewise.
6425 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6426 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6427 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6428 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6429 (sparc_elf_asm_named_section): Rename into...
6430 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6432 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6434 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6436 2010-03-02 Jeff Law <law@redhat.com>
6439 * reload1.c (rtx_p, substitute_stack): Declare.
6440 (substitute): Record addresses of changed rtxs.
6441 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6442 Restore the original rtx when complete.
6443 (reload): Free subsitute_stack when complete.
6445 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6447 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6448 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6450 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6451 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6452 Torture Tests): Change from subsection to section.
6454 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6455 Steven Bosscher <steven@gcc.gnu.org>
6457 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6460 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6463 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6464 the assignment from the new induction variable to the assignment
6465 of the value from the original loop PHI function.
6467 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6468 Daniel Jacobowitz <dan@codesourcery.com>
6470 * doc/sourcebuild.texi (Test directives): Clarify options to
6473 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6475 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6476 Disable cfi directives unless GCC and gas agree on using read-only
6477 .eh_frame sections for 64-bit.
6478 * configure: Regenerate.
6480 2010-03-01 Richard Guenther <rguenther@suse.de>
6482 PR tree-optimization/43220
6483 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6484 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6486 2010-03-01 Richard Guenther <rguenther@suse.de>
6487 Martin Jambor <mjambor@suse.cz>
6490 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6491 gimplified parameters.
6493 2010-03-01 Christian Bruel <christian.bruel@st.com>
6495 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6497 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6499 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6501 2010-03-01 Richard Guenther <rguenther@suse.de>
6504 * expr.c (expand_assignment): Use the alias-oracle to tell
6505 if the rhs aliases the result decl.
6507 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6510 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6511 to sol_gt_pch_get_address.
6512 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6513 64-bit, SPARC and x86.
6514 (sol_gt_pch_get_address): New function.
6516 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6518 * toplev.h (inform_n, error_n): Declare.
6519 * diagnostic.c (inform_n, error_n): New function.
6521 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6523 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6524 has no rtl yet when processing local_decls, queue it and recheck
6525 if deferred stack allocation hasn't assigned it rtl.
6527 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6529 * config/sh/sh.c (unspec_bbr_uid): New.
6530 (gen_block_redirect): Use it instead of INSN_UID.
6531 (gen_far_branch): Likewise.
6533 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6535 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6536 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6538 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6540 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6541 (Warning Options): -Wno-conversion-null is valid for
6542 Objective-C++ as well.
6543 * doc/tm.texi (Named Address Spaces): Likewise.
6544 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6545 * doc/tree-ssa.texi (Tree SSA): Likewise.
6547 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6550 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6551 by default. Don't set the default arch for
6552 i[34567]86-*-darwin*|x86_64-*-darwin*.
6554 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6557 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6558 default. Set the default 32bit/64bit archs with $with_arch
6559 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6561 2010-02-27 Richard Guenther <rguenther@suse.de>
6563 PR tree-optimization/43186
6564 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6565 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6566 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6567 unroller iterations.
6569 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6571 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6572 required and i[34567]86-*-* targets don't support 64bit ISA.
6574 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6577 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6580 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6582 * config.gcc: Set the default arch at least to Prescott for
6583 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6584 if SSE math is enabled.
6586 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6588 * diagnostic.c (diagnostic_initialize): Update.
6589 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6591 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6592 (diagnostic_inhibit_notes): New.
6593 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6595 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6598 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6599 * doc/standards.texi: Likewise.
6600 * doc/extend.texi: Likewise.
6601 * doc/trouble.texi: Likewise.
6602 * doc/cppopts.texi: Likewise.
6603 * doc/install.texi: Likewise.
6604 * c.opt (std=c90,std=gnu90): New options.
6605 * c-opts.c (c_common_handle_option): Handle them.
6607 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6610 * c-decl.c (undeclared_variable): Use an informative note.
6612 2010-02-26 Richard Guenther <rguenther@suse.de>
6614 PR tree-optimization/43186
6615 * gimple.h (gimple_fold): Remove.
6616 * gimple.c (gimple_fold): Remove. Inline into single user ...
6617 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6618 Try harder for conditions.
6620 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6623 * function.c (used_types_insert): Don't skip through named pointer
6624 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6625 and it is different from the main variant's type.
6627 2010-02-26 Nick Clifton <nickc@redhat.com>
6629 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6631 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6633 * config.gcc: Support --with-fpmath=sse for x86.
6635 * config/i386/ssemath.h: New.
6637 * doc/install.texi (--with-fpmath=sse): Documented.
6639 2010-02-26 Richard Guenther <rguenther@suse.de>
6641 PR tree-optimization/43188
6642 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6643 vector types of over-aligned element type.
6645 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6648 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6649 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6651 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6653 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6655 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6657 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6658 * var-tracking.c: Include diagnostic.h.
6659 (debug_dv): New function.
6660 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6663 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6664 (add_value_chain, add_value_chains, remove_value_chain,
6665 remove_value_chains): Handle DEBUG_EXPRs.
6666 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6669 * regcprop.c (struct queued_debug_insn_change): New type.
6670 (struct value_data_entry): Add debug_insn_changes field.
6671 (struct value_data): Add n_debug_insn_changes field.
6672 (debug_insn_changes_pool): New variable.
6673 (free_debug_insn_changes, apply_debug_insn_changes,
6674 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6675 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6676 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6678 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6680 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6681 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6682 changes, call cprop_find_used_regs via note_stores.
6683 (copyprop_hardreg_forward): When copying vd from predecessor
6684 which has any queued DEBUG_INSN changes, make sure the pointers are
6685 cleared. At the end call df_analyze and then if there are any
6686 DEBUG_INSN changes queued at the end of some basic block for still
6687 live registers, apply them.
6688 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6690 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6692 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6695 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6697 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6698 targets. Set the default with_cpu/with_arch from arch/cpu.
6699 Allow x86-64 and native for with_cpu/with_arch.
6701 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6703 * ebitmap.c: Change calls to verify_popcount with calls to
6704 sbitmap_verify_popcount.
6705 (ebitmap_clear_bit): Fixed map->cacheindex test and
6706 map>cache update when bit clearing results in an empty
6709 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6712 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6713 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6714 and support both V2DF and V2DI modes.
6715 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6716 support both V2DF and V2DI modes.
6717 (general): Delete trailing whitespace from a few patterns.
6719 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6720 V2DF/V2DI interleave high/low builtins.
6722 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6725 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6726 interleave high/low functions.
6728 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6730 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6731 #pragma extern_prefix.
6733 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6736 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6737 BLKmode, assert op0 is a MEM and just adjust its mode.
6740 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6741 if bitpos isn't multiple of mode's bitsize.
6743 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6745 * c.opt (-ftemplate-depth=): New.
6746 (-ftemplate-depth-): Deprecate.
6747 * optc-gen.awk: Handle -ftemplate-depth=.
6748 * opth-gen.awk: Likewise.
6749 * c-opts.c (c_common_handle_option): Likewise.
6750 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6752 2010-02-24 Jason Merrill <jason@redhat.com>
6754 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6756 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6758 * cfg.c (alloc_aux_for_block): Remove inline.
6759 (alloc_aux_for_edge): Likewise.
6761 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6763 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6765 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6767 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6768 * config/i386/sol2-gas.h: New file.
6769 * config.gcc (i[34567]86-*-solaris2*): Use it.
6771 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6774 * c-typeck.c (ep_convert_and_check): New.
6775 (build_conditional_expr): Use it.
6776 (build_binary_op): Likewise.
6778 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6780 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6783 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6784 bounds even for -O+.
6785 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6786 expr needs to have DECL_NAME set.
6788 2010-02-24 Nick Clifton <nickc@redhat.com>
6790 * config/mep/mep.c: Include gimple.h.
6791 (mep_function_uses_sp): Delete unused function.
6792 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6793 parameters. Use unsigned integers to count args. Return a
6794 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6796 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6799 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6800 greater or equal to nelt instead of 2 * nelt.
6801 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6804 2010-02-23 Jason Merrill <jason@redhat.com>
6807 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6808 in cfun->local_decls even if they have register types.
6811 * stor-layout.c (place_field): Don't warn about unnecessary
6812 DECL_PACKED if the type is packed.
6814 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6817 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6818 GOTOFF relocs, even when the base reg isn't pic pointer.
6820 2010-02-23 Michael Matz <matz@suse.de>
6823 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6824 (expand_gimple_basic_block): Generate and use debug temps if there
6825 are debug uses left after the last real use of TERed ssa names.
6826 Unlink debug immediate uses when they are expanded.
6828 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6831 * config/i386/i386.c (override_options): Reorganise to provide
6832 better error messages.
6834 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6837 * graphite-scop-detection.c (create_single_exit_edge): Move
6838 the call to find_single_exit_edge to....
6839 (create_sese_edges): ...here. Don't handle multiple edges
6840 exiting the function.
6841 (build_graphite_scops): Don't handle multiple edges
6842 exiting the function.
6844 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6847 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6848 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6850 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6853 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6855 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6858 * c-typeck.c (convert_arguments): Print declaration location.
6859 * c-common.c (validate_nargs): Rename as
6860 builtin_function_validate_nargs.
6861 (check_builtin_function_arguments): Update.
6863 2010-02-22 Richard Guenther <rguenther@suse.de>
6866 * tree-inline.c (declare_return_variable): Use the type of
6867 the call stmt lhs if available.
6869 2010-02-22 Duncan Sands <baldrick@free.fr>
6871 * passes.c (register_pass): Always consider all pass lists when
6872 ref_pass_instance_number is zero.
6874 2010-02-22 Richard Guenther <rguenther@suse.de>
6876 PR tree-optimization/42749
6877 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6878 parameter. Do arithmetic in the original type.
6879 (update_accumulator_with_ops): Likewise.
6880 (adjust_accumulator_values): Adjust.
6882 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6884 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6885 (QI to BLKmode splitter): New splitter.
6887 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6889 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6890 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6892 2010-02-22 Richard Guenther <rguenther@suse.de>
6894 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6896 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6898 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6899 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6900 ($(T)crti.o, $(T)crtn.o): Remove rules.
6902 2010-02-21 Tobias Burnus <burnus@net-b.de>
6905 * doc/invoke.texi (-fassociative-math): Document that this
6906 option is automatically enabled for Fortran.
6908 2010-02-20 David S. Miller <davem@davemloft.net>
6910 * configure.ac: Test if linker and assembler properly support
6911 GOTDATA_OP relocations.
6912 * configure: Rebuild.
6913 * config.in: Likewise.
6914 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6915 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6916 (movsi_high_pic): Likewise.
6917 (movdi_lo_sum_pic): Likewise.
6918 (movdi_high_pic): Likewise.
6919 (movsi_pic_gotdata_op): New pattern.
6920 (movdi_pic_gotdata_op): Likewise.
6921 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6922 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6924 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6927 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6928 attribute to ssemul.
6929 (xop_mulv2div2di3_high): Ditto.
6931 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6934 * c.opt (Wconversion-null): New option.
6935 * doc/invoke.texi (Wconversion-null): Document.
6937 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6939 * common.opt (Wlarger-than-): Add Undocumented.
6941 2010-02-19 Mike Stump <mikestump@comcast.net>
6943 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6945 2010-02-19 Jason Merrill <jason@redhat.com>
6948 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6949 * configure: Likewise.
6951 2010-02-20 Alan Modra <amodra@gmail.com>
6954 * cgraph.h (cgraph_make_decl_local): Declare.
6955 * cgraph.c (cgraph_make_decl_local): New function.
6956 (cgraph_make_node_local): Use it.
6957 * cgraphunit.c (cgraph_function_versioning): Likewise.
6958 * ipa.c (function_and_variable_visibility): Likewise.
6960 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6963 * except.c (sjlj_emit_function_enter): Don't call
6964 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6966 * rtl.h (add_reg_br_prob_note): Remove prototype.
6968 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6971 * c-common.c (conversion_warning): Remove widening conversions
6972 before checking the conversion of integers to reals.
6974 2010-02-19 Mike Stump <mikestump@comcast.net>
6977 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6980 * cgraphunit.c (process_function_and_variable_attributes): Check
6981 DECL_PRESERVE_P instead of looking up attribute "used".
6982 * ipa-pure-const.c (check_decl): Likewise.
6983 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6984 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6985 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6986 instead of attribute "used".
6987 * config/sol2-c.c (solaris_pragma_init): Likewise.
6988 (solaris_pragma_fini): Likewise.
6990 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6992 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6993 Use XCNEW instead of xcalloc.
6994 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6995 XNEW instead of xmalloc.
6996 (get_fields): Use XNEWVEC instead of xmalloc.
6999 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7000 populate vars array.
7001 (create_new_general_access): For debug stmts just reset value.
7002 (get_stmt_accesses): For accesses within debug stmts just record them
7003 using add_access_to_acc_sites instead of preventing the peeling or
7004 counting them as accesses.
7007 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7009 2010-02-19 Richard Guenther <rguenther@suse.de>
7011 PR tree-optimization/42916
7012 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7015 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7017 * configure.ac: Replace all uses of changequote in macro arguments
7018 with proper quoting.
7020 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7023 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7025 2010-02-19 Richard Guenther <rguenther@suse.de>
7027 PR tree-optimization/42944
7028 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7029 test for aliasing with errno.
7031 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7034 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7035 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7036 * dojump.c: Include output.h.
7037 (inv): New inline function.
7038 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7039 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7040 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7041 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7042 argument, pass it down to other calls.
7043 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7044 add REG_BR_PROB note to the conditional jump.
7045 * cfgexpand.c (add_reg_br_prob_note): Removed.
7046 (expand_gimple_cond): Don't call it, add the probability
7047 as last argument to jumpif_1/jumpifnot_1.
7048 * Makefile.in (dojump.o): Depend on output.h.
7049 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7051 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7052 * stmt.c (do_jump_if_equal): Likewise.
7053 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7054 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7055 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7057 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7058 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7059 jumpifnot_1 callers.
7060 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7062 (store_expr): Adjust jumpifnot caller.
7063 (store_constructor): Adjust jumpif caller.
7066 * gimplify.c (gimple_boolify): For __builtin_expect call
7067 gimple_boolify also on its first argument.
7069 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7071 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7073 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7074 * configure: Regenerated.
7076 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7078 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7079 lang_hooks.types_compatible_p instead of comptypes.
7081 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7083 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7084 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7085 if __prefer_thumb__ is defined.
7087 2010-02-18 Martin Jambor <mjambor@suse.cz>
7089 PR tree-optimization/43066
7090 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7091 array with zero-sized element type.
7093 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7095 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7096 rtx, allocate struct var_loc_node here and return it to the
7097 caller, and only if it is actually needed.
7098 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7099 move it earlier and return immediately if it returns NULL.
7101 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7103 * config/sparc/gas.h: New file. Restore
7104 TARGET_ASM_NAMED_SECTION to its ELF default.
7105 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7107 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7108 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7109 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7110 after sparc/sysv4.h.
7112 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7114 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7116 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7118 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7119 patterns from predicated pattern.
7121 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7124 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7125 for insn mnemonic suffix.
7127 2010-02-17 Richard Guenther <rguenther@suse.de>
7129 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7132 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7135 * caller-save.c (save_call_clobbered_regs): If BB ends with
7136 a DEBUG_INSN, move any notes in between last real insn and the last
7137 DEBUG_INSN after the last DEBUG_INSN.
7139 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7141 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7142 Fix return type. Fix argument type. Explain meaning of return value.
7144 2010-02-16 Richard Guenther <rguenther@suse.de>
7146 PR tree-optimization/41043
7147 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7148 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7150 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7152 2010-02-16 Ira Rosen <irar@il.ibm.com>
7154 PR tree-optimization/43074
7155 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7156 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7157 vectorizable cycles in hybrid SLP check.
7158 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7160 2010-02-16 Richard Guenther <rguenther@suse.de>
7162 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7163 (true_dependence): If memrefs_conflict_p computes must-alias
7164 trust it. Move TBAA check after offset-based disambiguation.
7165 (canon_true_dependence): Likewise.
7167 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7169 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7170 * doc/invoke.texi: Document it.
7171 * var-tracking.c: Include toplev.h and params.h.
7172 (vt_find_locations): Return bool indicating success. Compute
7173 hash sizes unconditionally. Check new parameter, report.
7174 (variable_tracking_main_1): Check vt_find_locations results and
7175 retry. Renamed from...
7176 (variable_tracking_main): ... this. New wrapper to preserve
7177 flag_var_tracking_assignments.
7178 * Makefile.in (var-tracking.o): Adjust dependencies.
7180 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7181 Jakub Jelinek <jakub@redhat.com>
7184 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7185 if weak_import attribute is present.
7186 * config/darwin.c (machopic_select_section): Likewise.
7188 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7190 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7191 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7192 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7193 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7195 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7198 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7201 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7202 Rewrite text to refer to the names.
7204 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7206 * config/i386/i386-builtin-types.def
7207 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7208 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7209 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7210 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7211 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7212 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7213 IX86_BUILTIN_VPERMIL2PS256.
7214 (MULTI_ARG_4_DF2_DI_I): Defined.
7215 (MULTI_ARG_4_DF2_DI_I1): Defined.
7216 (MULTI_ARG_4_SF2_SI_I): Defined.
7217 (MULTI_ARG_4_SF2_SI_I1): Defined.
7218 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7219 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7220 __builtin_ia32_vpermil2ps256.
7221 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7222 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7223 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7224 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7225 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7226 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7227 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7228 CODE_FOR_xop_vpermil2v8sf3.
7229 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7230 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7231 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7232 (_mm256_permute2_pd): New.
7233 (_mm_permute2_ps): New.
7234 (_mm256_permute2_ps): New.
7236 2010-02-15 Nick Clifton <nickc@redhat.com>
7238 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7239 boolean parameters. Use emit_jump_insn when emitting a pop
7240 instruction containing a return insn.
7241 (push): Use 'true' rather than '1' as second parameter to F.
7242 (h8300_expand_prologue): Likewise.
7243 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7244 (h8300_expand_epilogue): Likewise.
7246 2010-02-15 Richard Guenther <rguenther@suse.de>
7249 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7252 2010-02-15 Nick Clifton <nickc@redhat.com>
7254 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7257 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7259 * intl.c (fake_ngettext): New function.
7260 * intl.h (fake_ngettext): Declare.
7261 (ngettext): Define macro.
7262 * collect2.c (notice_translated): New function.
7263 (main): Use notice_translated and ngettext.
7264 * collect2.h (notice_translated): Declare.
7266 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7268 * reorg.c (delete_computation): Comment fixes.
7269 * caller-save.c (setup_save_areas): Idem.
7270 * sel-sched-dump.c (dump_lv_set): Idem.
7273 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7275 * config/s390/s390.c (s390_sched_init): New function.
7276 (TARGET_SCHED_INIT): Target hook defined.
7278 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7279 Jack Howarth <howarth@bromo.med.uc.edu>
7280 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7283 Partial revert of unintended change in fix for PR41605.
7284 * config/darwin.h: Fix typo.
7285 * config/darwin9.h: Same.
7287 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7289 * c-pch.c (pch_init): Clear v.
7291 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7294 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7295 graphite_can_represent_init for MULT_EXPR.
7297 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7301 * graphite-sese-to-poly.c (remove_phi): New.
7302 (translate_scalar_reduction_to_array): Call remove_phi.
7304 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7307 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7308 * graphite-clast-to-gimple.h (gloog): Update declaration.
7309 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7310 * graphite-poly.h (struct poly_bb): Add missing comments.
7311 (struct scop): Add poly_scop_p field.
7313 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7314 * graphite.c (graphite_transform_loops): Build the polyhedral
7315 representation for each scop before code generation.
7316 * sese.c (rename_variables_in_operand): Removed.
7317 (rename_variables_in_expr): Return the renamed expression.
7318 (rename_sese_parameters): New.
7319 * sese.h (rename_sese_parameters): Declared.
7321 2010-02-11 Richard Guenther <rguenther@suse.de>
7323 PR tree-optimization/42998
7324 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7325 POINTER_PLUS_EXPR properly.
7327 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7328 Changpeng Fang <changpeng.fang@amd.com>
7331 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7332 the cost of an IV candidate when the IV is used in a test against zero.
7334 * gcc.dg/tree-ssa/ivopts-3.c: New.
7336 2010-02-11 Richard Guenther <rguenther@suse.de>
7339 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7340 pointer-vs-decl case by swapping refs. Handle some cases
7341 of pointer-vs-decl disambiguations more conservatively.
7342 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7343 to false after expanding.
7345 2010-02-11 Richard Guenther <rguenther@suse.de>
7348 * gcc.c (process_command): Handle LTO file@offset case more
7351 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7353 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7354 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7356 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7358 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7359 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7360 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7361 Optimize eq/ne comparisons when both arguments are known to be
7363 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7364 Don't mask operands unnecessarily if they are known to be already
7367 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7369 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7372 2010-02-10 Richard Guenther <rguenther@suse.de>
7374 PR tree-optimization/43017
7375 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7376 for wrapping signed arithmetic.
7378 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7381 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7382 if no debug info should be emitted for it.
7384 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7386 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7387 note when flag_exceptions is set.
7389 2010-02-10 Duncan Sands <baldrick@free.fr>
7391 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7393 2010-02-10 Richard Guenther <rguenther@suse.de>
7396 * tree.c (get_unwidened): Handle constants.
7397 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7399 2010-02-10 Martin Jambor <mjambor@suse.cz>
7402 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7403 check for variable argument counts independently.
7405 2010-02-10 Christian Bruel <christian.bruel@st.com>
7408 * config/sh/sh.c (find_barrier): Increase length for non delayed
7409 conditional branches.
7411 2010-02-10 Christian Bruel <christian.bruel@st.com>
7413 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7415 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7417 * builtins.c (set_builtin_user_assembler_name): Also handle
7418 ffs if int is smaller than word.
7420 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7423 * ira-conflicts.c (get_dup): Remove.
7424 (process_reg_shuffles): Add new parameter. Use it as an
7425 additional guard for copy generation.
7426 (add_insn_allocno_copies): Rewrite.
7428 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7430 * common.opt (fsched2-use-traces): Preserved for backward
7432 * doc/invoke.texi: Remove the documentation about option
7433 -fsched2-use-traces.
7434 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7435 flag_sched2_use_traces.
7436 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7437 the backward compatibility flag section.
7439 2010-02-09 Richard Guenther <rguenther@suse.de>
7441 PR tree-optimization/43008
7442 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7443 make HEAP variables initialized from global memory if they
7444 are not known builtin functions.
7445 (find_func_aliases): Adjust.
7447 2010-02-09 Richard Guenther <rguenther@suse.de>
7449 PR tree-optimization/43000
7450 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7451 arithmetic manually.
7453 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7455 PR tree-optimization/42931
7456 * tree-loop-linear.c (try_interchange_loops): Don't call
7457 double_int_mul if estimated_loop_iterations failed.
7459 2010-02-08 Martin Jambor <mjambor@suse.cz>
7462 * tree-sra.c (build_accesses_from_assign): Do not mark in
7463 should_scalarize_away_bitmap if stmt has volatile ops.
7464 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7467 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7469 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7471 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7473 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7476 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7479 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7481 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7484 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7485 to unknown_dependence.
7486 (graphite_legal_transform_dr): Handle the unknown_dependence.
7487 (graphite_carried_dependence_level_k): Same.
7489 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7491 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7493 2010-02-07 Richard Guenther <rguenther@suse.de>
7496 * expr.c (get_inner_reference): Always initialize *pbitsize.
7498 2010-02-07 Richard Guenther <rguenther@suse.de>
7501 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7502 new ARRAY_REFs on variable size element or minimal index arrays.
7504 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7505 gimple_fold_indirect_ref.
7507 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7510 * arm.c (arm_override_options): Just return if the user has specified
7511 an invalid fpu name.
7513 2010-02-03 Jason Merrill <jason@redhat.com>
7516 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7517 i386_pe_maybe_record_exported_symbol.
7519 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7522 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7523 (pa_delegitimize_address): New function.
7525 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7527 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7528 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7530 2010-02-05 Richard Guenther <rguenther@suse.de>
7533 * lto-streamer-in.c (get_resolution): Deal with references
7534 to undefined functions.
7536 2010-02-05 Richard Guenther <rguenther@suse.de>
7538 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7539 (fold_const_aggregate_ref): Likewise.
7540 (ccp_fold_stmt): Substitute loads.
7541 (maybe_fold_reference): Verify types before substituting.
7543 (fold_gimple_assign): Unshare properly.
7544 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7546 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7548 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7549 for rs6000_gen_cell_microcode.
7551 2010-02-04 Richard Guenther <rguenther@suse.de>
7553 PR rtl-optimization/42952
7554 * dse.c (const_or_frame_p): Remove MEM handling.
7556 2010-02-04 Nick Clifton <nickc@redhat.com>
7558 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7559 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7560 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7561 (mn10300_asm_output_mi_thunk): New function.
7562 (mn10300_can_output_mu_thunk): New function.
7563 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7564 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7565 (FUNCTION_ARG): Delete incorrect comment.
7567 2010-02-03 Jason Merrill <jason@redhat.com>
7570 * fold-const.c (operand_equal_p): Handle erroneous types.
7572 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7574 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7576 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7578 PR rtl-optimization/42941
7579 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7582 2010-02-03 Jason Merrill <jason@redhat.com>
7585 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7587 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7590 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7591 (cselib_reset_table): Renamed from...
7592 (cselib_reset_table_with_next_value): ... this.
7593 (cselib_get_next_uid): Renamed from...
7594 (cselib_get_next_unknown_value): ... this.
7595 * cselib.c (next_uid): Renamed from...
7596 (next_unknown_value): ... this.
7597 (cselib_clear_table): Adjust.
7598 (cselib_reset_table): Adjust. Renamed from...
7599 (cselib_reset_table_with_next_value): ... this.
7600 (cselib_get_next_uid): Adjust. Renamed from...
7601 (cselib_get_next_unknown_value): ... this.
7602 (get_value_hash): Use hash.
7603 (cselib_hash_rtx): Likewise.
7604 (new_cselib_val): Adjust. Set and dump uid.
7605 (cselib_lookup_mem): Pass next_uid as hash.
7606 (cselib_subst_to_values): Likewise.
7607 (cselib_log_lookup): Dump uid.
7608 (cselib_lookup): Pass next_uid as hash. Adjust.
7609 (cselib_process_insn): Adjust.
7610 (cselib_init): Initialize next_uid.
7611 (cselib_finish): Adjust.
7612 (dump_cselib_table): Likewise.
7613 * dse.c (canon_address): Dump value uid.
7614 * print-rtl.c (print_rtx): Print value uid.
7615 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7617 (dv_uid): New function, sort of renamed from...
7618 (dv_htab_hash): ... this, reimplemented in terms of it and...
7619 (dv_uid2hash): ... this. New.
7620 (variable_htab_eq): Drop excess assertions.
7621 (tie_break_pointers): Removed.
7622 (canon_value_cmp): Compare uids.
7623 (variable_post_merge_New_vals): Print uids.
7624 (vt_add_function_parameters): Adjust.
7625 (vt_initialize): Reset table. Adjust.
7627 2010-02-03 Richard Guenther <rguenther@suse.de>
7629 PR tree-optimization/42944
7630 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7631 (call_may_clobber_ref_p_1): Likewise. Properly handle
7632 malloc and calloc clobbering errno.
7634 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7636 * doc/invoke.texi: Fix name of sched1 dump.
7638 * opts.c (decode_options): Set flag_tree_switch_conversion
7639 only conditionally on optimize >= 2.
7641 * gcse.c: Assorted comment fixes in pass description.
7643 2010-02-03 Anthony Green <green@moxielogic.com>
7645 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7646 nop padding in order to maintain alignment of storage location of
7647 target function address.
7648 (moxie_trampoline_init): Store target function address at newly
7650 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7652 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7654 2010-02-03 Richard Guenther <rguenther@suse.de>
7657 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7659 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7661 * config.gcc: Reenable check for obsolete targets.
7662 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7663 mips-sgi-irix6.[0-4]*.
7665 2010-02-02 Nick Clifton <nickc@redhat.com>
7667 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7668 constant size of 4 as being the same as 0.
7669 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7670 can take values in the range 0..4.
7672 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7675 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7676 as _darwin10_Unwind_FindEnclosingFunction().
7677 * libgcc-libsystem.ver: New.
7679 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7682 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7683 implicitly set registers.
7685 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7687 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7688 (arm_override_options): Allow automatic selection of the thread
7689 pointer register if thumb2.
7690 (legitimize_pic_address): Improve code sequences for Thumb2.
7691 (arm_call_tls_get_addr): Likewise.
7692 (legitimize_tls_address): Likewise.
7693 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7694 (pic_load_addr_32bit): ... this. New named pattern.
7695 * thumb2.md (pic_load_addr_thumb2): Delete.
7696 (pic_load_dot_plus_four): Delete.
7697 (tls_load_dot_plus_four): New named pattern.
7699 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7702 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7703 Document fix for TLS bug.
7705 2010-01-31 Richard Guenther <rguenther@suse.de>
7707 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7708 conservatively correct.
7710 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7714 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7716 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7718 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7720 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7722 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7724 * config.gcc: Adjust order of makefile fragments for mingw targets.
7726 2010-01-31 Richard Guenther <rguenther@suse.de>
7729 * gimplify.c (gimplify_init_constructor): For volatile LHS
7730 initialize a temporary.
7732 2010-01-31 Matthias Klose <doko@ubuntu.com>
7734 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7736 * configure: Regenerate.
7738 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7740 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7741 the same alias set and their sizes different constantness.
7742 (aliasing_component_refs_p): Revert 2009-10-24 change.
7744 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7746 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7749 2010-01-29 Richard Guenther <rguenther@suse.de>
7751 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7752 Assert we successfully updated the call.
7754 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7756 PR rtl-optimization/42889
7757 * df.h (df_set_bb_dirty_nonlr): New prototype.
7758 * df-core.c (df_set_bb_dirty_nonlr): New function.
7759 * df-scan.c (df_insn_rescan): Call it instead of
7760 df_set_bb_dirty for DEBUG_INSNs.
7762 2010-01-29 Richard Guenther <rguenther@suse.de>
7765 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7766 quadratic behavior in most cases.
7768 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7771 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7772 in the call to gen_x86_movsicc_0_m1.
7774 2010-01-28 Richard Guenther <rguenther@suse.de>
7776 PR tree-optimization/42871
7777 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7779 2010-01-28 Richard Guenther <rguenther@suse.de>
7781 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7782 into call arguments.
7784 2010-01-28 Richard Guenther <rguenther@suse.de>
7787 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7788 the forwarder if the destination is an EH landing pad.
7790 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7792 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7793 block list passed to gimple_duplicate_sese_tail.
7794 (parallelize_loops): Avoid parallelization when the function
7796 Avoid parallelization when the preheader is IRREDUCIBLE.
7797 Try to optimize when estimated_loop_iterations_int is unresolved.
7798 Add the loop's location to the dump file.
7799 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7800 (gimple_duplicate_sese_tail): Remove the check for the latch.
7801 Redirect nexits to the exit block.
7802 Remove handling of the incoming edges to the latch.
7803 Redirect the backedge from the copied latch to the exit bb.
7805 2010-01-28 Michael Matz <matz@suse.de>
7808 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7809 Wrap force_reg into a sequence, emit it before user.
7811 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7813 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7815 (arm_legacy_rev): Likewise.
7816 (thumb_legacy_rev): Likewise.
7818 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7820 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7821 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7822 on MEM's address failed, try avoid_constant_pool_reference and
7823 recurse if it returned something different.
7824 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7825 address, try avoid_constant_pool_reference and recurse if it
7826 returned something different.
7827 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7828 address and avoid_constant_pool_reference returned something
7829 different, don't set have_address.
7831 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7834 * var-tracking.c (val_store): Add modified argument, obey it.
7836 (count_uses): Move down logging of main.
7837 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7838 don't need resolution.
7839 (emit_notes_in_bb): Likewise.
7841 2010-01-27 Richard Guenther <rguenther@suse.de>
7844 * tree-inline.c (remap_decl): Delay remapping of SSA name
7845 default definitions until we need them.
7847 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7849 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7850 (rs6000_delegitimize_address): New function.
7852 * config/s390/s390.c (s390_delegitimize_address): Call
7853 delegitimize_mem_from_attrs.
7856 * tree-inline.c (cannot_copy_type_1): Removed.
7857 (copy_forbidden): Don't forbid copying of functions containing
7858 records/unions with variable length fields.
7860 2010-01-27 Christian Bruel <christian.bruel@st.com>
7864 * config/sh/sh.c (find_barrier): Increase length for non delayed
7865 conditional branches.
7867 2010-01-27 Matthias Klose <doko@ubuntu.com>
7869 * configure.ac (gnu-unique-object): Fix ldd version check.
7870 * configure: Regenerate.
7872 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7874 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7876 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7877 Test for HAVE_GNU_AS value.
7879 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7881 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7882 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7883 INT64_TYPE): Define.
7884 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7885 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7886 INT_LEAST64_TYPE): Define.
7887 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7888 UINT_LEAST64_TYPE): Define.
7889 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7890 INT_FAST64_TYPE): Define.
7891 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7892 UINT_FAST64_TYPE): Define.
7893 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7894 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7895 (SIG_ATOMIC_TYPE): Define.
7897 2010-01-26 Richard Guenther <rguenther@suse.de>
7899 * df-scan.c (df_scan_set_bb_info): Remove assert.
7900 (df_insn_rescan_debug_internal): Merge asserts.
7901 (df_install_ref): Likewise.
7902 (df_mark_reg): Use bitmap_set_range.
7903 (df_hard_reg_used_p): Remove assert.
7904 (df_hard_reg_used_count): Likewise.
7906 2010-01-26 Richard Guenther <rguenther@suse.de>
7908 PR rtl-optimization/42685
7909 * web.c (web_main): Ignore DEBUG_INSNs.
7911 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7913 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7915 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7916 Fix types of fndecl and arglist parameters.
7918 2010-01-26 Richard Guenther <rguenther@suse.de>
7921 * tree-eh.c (unsplit_eh): Skip debug insns.
7923 2010-01-26 Richard Guenther <rguenther@suse.de>
7925 PR tree-optimization/42250
7926 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7928 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7931 * omp-low.c (expand_omp_sections): Only use single_pred if
7932 l2_bb is single_pred_p.
7934 2010-01-25 Christian Bruel <christian.bruel@st.com>
7937 * config/sh/sh.c (find_barrier): Increase length for non delayed
7938 conditional branches.
7939 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7941 2010-01-24 David S. Miller <davem@davemloft.net>
7943 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7944 define if not using GAS.
7945 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7946 Likewise. Delete SECTION_MERGE code, which is only applicable
7949 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7952 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7953 mangling of va_list in system headers.
7955 2010-01-23 Toon Moene <toon@moene.org>
7957 * tree-predcom.c (combine_chains): Return NULL, not false.
7959 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7961 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7962 initialization of variable res to agree with return type.
7964 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7966 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7967 * tree-sra.c: Add include of expr.h.
7969 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7971 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7972 insert the debug stmt on the single non-EH edge from the stmt.
7974 2010-01-22 Richard Henderson <rth@redhat.com>
7977 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7978 the RHS until after generate_subtree_copies has insertted its
7979 code before the current statement.
7981 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7983 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7985 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7987 2010-01-21 Martin Jambor <mjambor@suse.cz>
7989 PR tree-optimization/42585
7990 * tree-sra.c (struct access): New field grp_total_scalarization.
7991 (dump_access): Dump the new field.
7992 (should_scalarize_away_bitmap): New variable.
7993 (cannot_scalarize_away_bitmap): Likewise.
7994 (sra_initialize): Allocate new bitmaps.
7995 (sra_deinitialize): Free new bitmaps.
7996 (create_access_1): New function.
7997 (create_access): Parts moved to create_access_1.
7998 (type_consists_of_records_p): New function.
7999 (completely_scalarize_record): Likewise.
8000 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8001 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8002 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8004 (analyze_all_variable_accesses): Completely scalarize small eligible
8007 2010-01-21 Martin Jambor <mjambor@suse.cz>
8009 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8011 2010-01-21 Andrew Haley <aph@redhat.com>
8013 * gcc.c (process_command): Move lang_specific_driver before
8014 setting cc_libexec_prefix.
8016 2010-01-21 Richard Guenther <rguenther@suse.de>
8019 * fold-const.c (negate_expr_p): Pretend only negative
8020 real constants are easily negatable.
8022 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8023 Jason Merrill <jason@redhat.com>
8025 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8026 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8027 * calls.c (initialize argument_information): Handle it.
8028 * c-common.c (handle_transparent_union_attribute): Use new name.
8029 * c-decl.c (finish_struct): Ditto.
8030 * c-typeck.c (type_lists_compatible_p): Ditto.
8031 (convert_for_assignment): Use new name and also handle record.
8032 * function.c (aggregate_value_p): Handle it.
8033 (pass_by_reference): Ditto.
8034 (assign_parm_data_types): Ditto.
8035 * print-tree.c (print_node): Ditto.
8036 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8037 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8038 * tree.c (first_field): New fn.
8040 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8043 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8044 even when linking statically, for now.
8046 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8049 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8050 without a cselib val.
8051 (count_uses): Accept MO_VAL_SET with no val on stores.
8052 (add_stores): Likewise.
8054 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8056 * var-tracking.c (check_value_val): Add a compile time assertion.
8057 (dv_is_decl_p): Simplify.
8058 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8059 gcc_assert if ENABLE_CHECKING.
8061 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8064 * var-tracking.c: Include tree-flow.h.
8065 (mem_dies_at_call): New.
8066 (dataflow_set_preserve_mem_locs): Use it.
8067 (dataflow_set_remove_mem_locs): Likewise.
8068 (dump_var): Renamed from dump_variable. Adjust all callers.
8069 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8070 * Makefile.in (var-tracking.o): Adjust deps.
8072 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8074 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8076 2010-01-20 Richard Guenther <rguenther@suse.de>
8078 PR tree-optimization/42717
8079 * tree-ssa-dce.c (get_live_post_dom): Remove.
8080 (forward_edge_to_pdom): Take an arbitrary edge to copy
8081 degenerate PHI args from.
8082 (remove_dead_stmt): Use the first post-dominator even if it
8083 does not contain live statements as redirection destination.
8085 2010-01-20 Richard Guenther <rguenther@suse.de>
8087 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8089 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8091 * sel-sched.c (create_speculation_check): Remove set but not used
8093 (try_transformation_cache): Remove set but not used variable ds.
8094 (calculate_privileged_insns): Remove set but not used variables
8095 cur_insn and min_spec_insn.
8096 (find_best_expr): Remove set but not used variable avail_n.
8097 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8099 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8101 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8102 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8105 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8108 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8109 cpu types. Add support for *-sse3 cpu types.
8110 (x86_64-*-*): Ditto.
8112 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8115 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8116 argument, call initializer_constant_valid_p_1 instead of
8117 initializer_constant_valid_p, pass CACHE to it, return NULL
8118 immediately if first call returns NULL.
8119 (initializer_constant_valid_p_1): New function.
8120 (initializer_constant_valid_p): Use it.
8122 2010-01-20 Thomas Quinot <quinot@adacore.com>
8124 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8126 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8128 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8129 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8130 (loc_list_from_tree): Don't handle unsigned division. Handle
8131 signed modulo using DW_OP_{over,over,div,mul,minus}.
8132 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8133 modulo instead of signed.
8135 2010-01-20 DJ Delorie <dj@redhat.com>
8137 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8139 (h8300_emit_stack_adjustment): Propogate it.
8141 (h8300_expand_prologue): Likewise.
8142 (h8300_expand_epilogue): Likewise.
8144 2010-01-19 Michael Matz <matz@suse.de>
8146 PR tree-optimization/41783
8147 * tree-data-ref.c (toplevel): Include flags.h.
8148 (dump_data_dependence_relation): Also dump the inputs if the
8149 result will be unknown.
8150 (split_constant_offset_1): Look through some conversions.
8151 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8152 the offset from last element is too large.
8153 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8154 (reassociate_to_the_same_stmt): Handle vector registers.
8155 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8157 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8158 wide_prolog_niters argument, emit widening instructions.
8159 (vect_do_peeling_for_alignment): Adjust caller, use widened
8160 variant of the iteration cound.
8161 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8163 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8166 * config/arm/neon-testgen.m (emit_automatics): New parameter
8167 features. Adjust for Fixed_return_reg feature.
8168 (test_intrinsic): Call emit_automatics with new feature.
8169 * config/arm/neon.ml: Update copyright years.
8170 (features): New Fixed_return_reg feature.
8171 (ops): Update feature for Vget_low.
8173 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8175 PR tree-optimization/42719
8176 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8180 * fwprop.c (all_uses_available_at): Return false if def_set dest
8181 is a REG that is used in def_insn.
8183 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8185 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8187 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8190 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8192 * target.h (struct gcc_target) <secondary_reload>: Change type
8193 of last argument to secondary_reload_info *.
8195 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8198 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8199 memory references with unaligned offsets. Remove CQImode handling.
8200 (unaligned_memory_operand): Return 1 for memory references with
8201 unaligned offsets. Remove CQImode handling.
8203 2010-01-18 Richard Guenther <rguenther@suse.de>
8206 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8209 2010-01-18 Richard Guenther <rguenther@suse.de>
8211 PR tree-optimization/42781
8212 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8213 restrict processing only if the original variable was artificial.
8215 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8217 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8218 find number of popped argument bytes.
8220 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8221 Fix the text that describes the return value for invalid insns.
8223 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8225 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8226 Clarify what 'cost of the -dependence' is. Fix quoting.
8228 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8229 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8231 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8233 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8234 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8236 2010-01-17 Richard Guenther <rguenther@suse.de>
8239 * function.c (split_complex_args): Take a VEC to modify.
8240 (assign_parms_augmented_arg_list): Build a VEC instead of
8241 a chain of PARM_DECLs.
8242 (assign_parms_unsplit_complex): Take a VEC of arguments.
8243 Do not fixup unmodified parms.
8244 (assign_parms): Deal with the VEC.
8245 (gimplify_parameters): Likewise.
8247 2010-01-17 Richard Guenther <rguenther@suse.de>
8249 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8250 node existence check.
8251 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8252 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8253 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8254 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8255 (gimple_execute_on_growing_pred): Likewise.
8257 2010-01-17 Richard Guenther <rguenther@suse.de>
8259 PR tree-optimization/42773
8260 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8261 (compute_antic_aux): Likewise.
8262 (compute_partial_antic_aux): Likewise.
8264 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8267 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8270 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8272 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8275 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8276 Fix markup for strict argument.
8278 (TARGET_SCHED_REORDER2): Fix argument types.
8280 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8281 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8283 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8284 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8286 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8289 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8290 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8291 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8292 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8293 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8295 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8297 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8299 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8300 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8302 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8304 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8307 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8309 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8310 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8312 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8314 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8316 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8317 referring to it. Fix language.
8319 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8321 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8323 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8325 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8327 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8328 '@var{stream}. Remove stray 'and'.
8330 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8332 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8334 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8336 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8337 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8339 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8340 Fix description of return value.
8341 Rename argument "sz" to "len."
8343 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8344 Clarify meaning of 'true' return value.
8346 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8348 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8349 rep_mode versus mode_rep.
8351 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8353 (TARGET_BUILTIN_DECL): Fix name.
8355 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8357 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8359 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8361 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8363 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8365 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8368 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8369 Rename argument tm_fn to md_fn.
8371 (TARGET_OPTION_PRINT): Fix argument list.
8373 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8376 * config/i386/i386.c (ix86_fixup_binary_operands):
8377 Revert FMA4 fixup of operands.
8379 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8382 * Makefile.in (write_entries_to_file, install-plugin):
8383 Use \012 instead of \n with tr.
8385 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8387 * configure.ac (HAVE_AS_REF): New C macro.
8388 * configure: Regenerate.
8389 * config.in: Likewise.
8390 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8392 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8395 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8397 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8399 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8401 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8403 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8405 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8407 (TARGET_BINDS_LOCAL_P): Fix argument type.
8409 (TARGET_ASM_FILE_END): Use prototype.
8411 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8413 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8415 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8417 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8419 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8420 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8422 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8423 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8425 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8426 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8427 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8428 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8430 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8432 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8434 (TARGET_INIT_BUILTINS): Use prototype.
8436 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8437 Put 'const char *' in braces. Fix parameter types.
8438 (TARGET_INVALID_CONVERSION): Fix parameter types.
8439 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8440 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8442 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8445 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8447 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8449 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8451 * doc/tm.texi (TARGET_HELP): Fix return type.
8453 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8454 in braces. Fix argument types.
8456 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8458 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8460 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8462 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8463 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8465 (TARGET_MANGLE_TYPE): Fix argument types.
8467 (TARGET_IRA_COVER_CLASSES): Use prototype.
8469 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8471 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8473 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8475 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8477 (TARGET_CALLEE_COPIES): Fix argument types.
8479 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8481 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8483 (TARGET_FUNCTION_VALUE): Fix argument types.
8485 (TARGET_RETURN_IN_MSB): Fix argument type.
8487 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8489 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8491 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8493 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8494 agree with return type.
8496 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8498 2010-01-15 Jing Yu <jingyu@google.com>
8500 PR rtl-optimization/42691
8501 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8502 a pseudo to a constant and are merged, and adjust comments.
8504 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8506 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8508 2010-01-15 Richard Guenther <rguenther@suse.de>
8511 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8512 labels of computed or non-local gotos to the destination.
8513 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8514 landing pad label is the first label.
8516 2010-01-15 Richard Guenther <rguenther@suse.de>
8518 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8520 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8523 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8524 to allow generation of the xssqrtdp instruction on power7.
8525 (sqrtdf2_fpr): Ditto.
8527 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8530 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8531 functions with noreturn attribute.
8534 * varasm.c (declare_weak): Add weak attribute to decl if it
8535 doesn't have one already.
8536 (assemble_external): Only add decls to weak_decls if they also
8537 have weak attribute.
8539 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8541 * var-tracking.c (var_reg_delete): Don't delete the association
8542 between REGs and values or one-part variables if the register
8545 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8548 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8549 because its first operand is a non-localized variable.
8551 2010-01-14 Martin Jambor <mjambor@suse.cz>
8553 PR tree-optimization/42706
8554 * tree-sra.c (encountered_recursive_call): New variable.
8555 (encountered_unchangable_recursive_call): Likewise.
8556 (sra_initialize): Initialize both new variables.
8557 (callsite_has_enough_arguments_p): New function.
8558 (scan_function): Call decl and flags check only for IPA-SRA, check
8559 whether there is a recursive call and whether it has enough arguments.
8560 (all_callers_have_enough_arguments_p): New function.
8561 (convert_callers): Look for recursive calls only when
8562 encountered_recursive_call is set.
8563 (ipa_early_sra): Bail out either if
8564 !all_callers_have_enough_arguments_p or
8565 encountered_unchangable_recursive_call.
8567 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8569 * sel-sched.c: Add 2010 to copyright years.
8570 * sel-sched-ir.c: Likewise.
8571 * sel-sched-ir.h: Likewise.
8573 2010-01-14 Martin Jambor <mjambor@suse.cz>
8575 PR tree-optimization/42714
8576 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8577 constructors specially.
8579 2010-01-14 Andi Kleen <ak@linux.intel.com>
8581 * config/i386/drivers-i386.c (detect_caches_intel):
8582 Add l2sizekb parameter and fill in.
8583 (host_detect_local_cpu): Add l2sizekb, fill in.
8584 Add Atom small cache heuristic.
8586 2010-01-14 Andi Kleen <ak@linux.intel.com>
8588 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8589 Add level3 parameter and fill in.
8590 (detect_caches_intel): Handle level3 cache.
8592 2010-01-14 Andi Kleen <ak@linux.intel.com>
8594 * config/i386/drivers-i386.c (host_detect_local_cpu):
8595 Fix core duo detection.
8597 2010-01-14 Andi Kleen <ak@linux.intel.com>
8599 * config/i386/drivers-i386.c (host_detect_local_cpu):
8602 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8604 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8605 (rs6000_variable_issue_1): this. Use...
8606 (rs6000_variable_issue): here. Reimplement. Print debug info.
8608 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8610 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8611 sel_restore_notes. Update all callers. Call reemit_notes
8614 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8616 PR rtl-optimization/42246
8617 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8620 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8622 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8623 all successors is the same as number of successors in current region.
8625 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8627 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8628 to rename is not separable. Otherwise check that its LHS is not NULL.
8630 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8632 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8634 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8636 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8637 available registers when failed to discover LHS register class.
8638 Fix indentation. Update comment.
8640 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8641 Alexander Monakov <amonakov@ispras.ru>
8643 PR rtl-optimization/42389
8644 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8646 (advance_state_on_fence): Likewise.
8647 (sel_target_adjust_priority): Print debug output only when
8648 sched_verbose >= 4, not 2.
8649 (get_expr_cost): Do not issue all unique insns on the next cycle.
8650 (fill_insns): Initialize can_issue_more from the value saved
8652 * sel-sched-ir.c (flist_add): New parameter issue_more.
8653 Init FENCE_ISSUE_MORE with it.
8654 (merge_fences): Likewise.
8655 (init_fences): Update call to flist_add.
8656 (add_to_fences, add_clean_fence_to_fences)
8657 (add_dirty_fence_to_fences): Likewise.
8658 (move_fence_to_fences): Update call to merge_fences.
8659 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8661 * sel-sched-ir.h (struct _fence): New field issue_more.
8662 (FENCE_ISSUE_MORE): New accessor macro.
8664 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8666 PR rtl-optimization/42388
8667 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8668 that have no predecessors nor successors. Do not call move_bb_info
8669 for empty blocks outside of current region.
8671 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8673 PR rtl-optimization/42294
8674 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8675 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8676 originators' originators.
8678 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8680 PR rtl-optimization/39453
8681 PR rtl-optimization/42246
8682 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8684 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8686 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8687 Alexander Monakov <amonakov@ispras.ru>
8690 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8691 (maybe_tidy_empty_bb): ... here. Make static. Add new
8692 argument. Update all callers.
8693 (tidy_control_flow): ... and here. Recompute topological order
8694 of basic blocks in region if necessary.
8695 (sel_redirect_edge_and_branch): Change return type. Return true
8696 if topological order might have been invalidated.
8697 (purge_empty_blocks): Export and move from...
8698 * sel-sched.c (purge_empty_blocks): ... here.
8699 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8700 (maybe_tidy_empty_bb): Delete prototype.
8701 (purge_empty_blocks): Declare.
8703 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8705 PR rtl-optimization/42249
8706 * sel-sched.c (try_replace_dest_reg): When chosen register
8707 and original register is the same, do not bail out early, but
8708 still check all original insns for validity of replacing destination
8709 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8712 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8715 Port from no-undefined-overflow branch:
8716 2009-03-09 Richard Guenther <rguenther@suse.de>
8718 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8720 2010-01-14 Richard Guenther <rguenther@suse.de>
8723 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8725 2010-01-14 Ira Rosen <irar@il.ibm.com>
8727 PR tree-optimization/42709
8728 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8729 as scalar type in creation of constant vector operand.
8731 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8734 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8735 (check-parallel-%): Match `testsuite' directory component only
8738 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8740 PR translation/39521
8741 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8744 2010-01-13 Richard Guenther <rguenther@suse.de>
8746 PR tree-optimization/42730
8747 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8750 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8753 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8754 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8757 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8759 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8760 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8761 ___umulsi3_highpart.
8763 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8764 rather than schedule_insns if the pass is enabled.
8766 2010-01-13 Martin Jambor <mjambor@suse.cz>
8768 PR tree-optimization/42704
8769 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8772 2010-01-13 Martin Jambor <mjambor@suse.cz>
8774 PR tree-optimization/42703
8775 * tree-sra.c (analyze_access_subtree): Check that we can build a
8776 reference to the original data within the aggregate.
8778 2010-01-13 Richard Guenther <rguenther@suse.de>
8780 PR tree-optimization/42705
8781 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8783 2010-01-13 Richard Guenther <rguenther@suse.de>
8786 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8788 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8791 * var-tracking.c (values_to_unmark): New variable.
8792 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8793 values_to_unmark vector. Moved body to...
8794 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8795 instead queue it into values_to_unmark vector.
8796 (vt_find_locations): Free values_to_unmark vector.
8798 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8800 * config/s390/s390.c (override_options): Set
8801 default of max-pending-list-length to 256
8803 2010-01-13 Richard Guenther <rguenther@suse.de>
8806 * tree-pass.h (PROP_gimple_lcx): New.
8807 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8808 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8809 before the final cleanup_eh.
8810 (dump_properties): Dump PROP_gimple_lcx.
8811 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8812 (tree_lower_complex_O0): Remove.
8813 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8814 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8815 tree_lower_complex, schedule TODO_update_ssa.
8816 * lto-streamer-out.c (output_function): Stream the functions
8818 * lto-streamer-in.c (input_function): Likewise.
8819 (lto_read_body): Do not override them here.
8821 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8824 * c-typeck.c (build_c_cast): Fold value cast to union type before
8825 wrapping it in a CONSTRUCTOR.
8827 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8829 PR rtl-optimization/42699
8830 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8833 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8835 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8836 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8837 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8838 SUBTARGET_WARN_UNUSED_SPEC): ... here
8839 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8841 2010-01-12 Julian Brown <julian@codesourcery.com>
8843 * config/arm/neon-schedgen.ml (Utils): Don't try to
8844 open missing module.
8845 (find_with_result): New.
8847 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8850 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8851 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8853 PR tree-optimization/42645
8854 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8855 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8856 decl_map, set processing_debug_stmt to -1 and return name without
8859 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8861 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8862 binutils version, and reword target configuration description.
8864 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8866 * config/avr/avr.h (LINKER_NAME): Remove.
8868 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8871 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8872 that support VSX, warn for -mno-altivec if vsx is not disabled,
8875 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8876 Shujing Zhao <pearly.zhao@oracle.com>
8878 PR translation/42469
8879 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8880 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8881 character between option name and help text.
8882 * c.opt (imultilib): Likewise.
8884 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8886 * lto-streamer-out.c (output_unreferenced_globals): Output static
8889 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8891 PR rtl-optimization/42621
8892 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8893 optimizing for size.
8894 (duplicate_computed_gotos): Remove now-redundant check.
8896 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8899 * configure.ac: Save and restore LDFLAGS and LIBS
8900 * configure: Regenerate.
8902 2010-01-10 Richard Guenther <rguenther@suse.de>
8905 * builtins.c (fold_builtin_strlen): Add type argument and
8906 convert the resulting length to it.
8907 (fold_builtin_1): Adjust.
8909 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8911 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8912 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8914 (num_insns_constant_wide): Adjust for that change.
8916 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8919 * web.c (union_defs): Add used argument, to combine uses of
8921 (entry_register): Adjust type and tests of used argument.
8922 (web_main): Widen used for new use. Pass it to union_defs.
8923 * df.h (union_defs): Adjust prototype.
8925 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8928 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8929 uses in new incoming argument. Free body.
8930 (reset_debug_uses_in_loop): New.
8931 (analyze_insn_to_expand_var): Call the latter if the former found
8932 anything. Fix whitespace. Reject invalid dest overlaps before
8933 going through all insns in the loop.
8935 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8938 * haifa-sched.c (dying_use_p): Debug insns don't count.
8940 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8943 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8944 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8945 (verify_gimple_call): Reject LHS in noreturn calls.
8947 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8951 * tree-vect-loop-manip.c (adjust_info): New type.
8952 (adjust_vec): New pointer to vector.
8953 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8954 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8955 (slpeel_update_phis_for_duplicate_loop): Use them.
8956 (slpeel_update_phi_nodes_for_guard1): Likewise.
8957 (slpeel_update_phi_nodes_for_guard2): Likewise.
8958 (slpeel_tree_peel_loop_to_edge): Likewise.
8959 (vect_update_ivs_after_vectorizer): Likewise.
8961 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8963 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8964 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8966 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8968 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8969 bogus uninitialized warning.
8971 2010-01-09 Richard Guenther <rguenther@suse.de>
8974 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8975 the evolution is compatible with the initial condition.
8977 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8979 * gcc.c (process_command): Update copyright notice dates.
8980 * gcov.c (print_version): Likewise.
8981 * gcov-dump.c (print_version): Likewise.
8982 * mips-tfile.c (main): Likewise.
8983 * mips-tdump.c (main): Likewise.
8985 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8988 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8990 (rotlhi3_8): Delete.
8992 (rotlsi3_8): Delete.
8993 (rotlsi3_16): Delete.
8994 (rotlsi3_24): Delete.
8996 (*rotw<mode>3): New.
8997 (*rotb<mode>3): New.
8998 * config/avr/avr.c (avr_rotate_bytes): New function.
8999 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9001 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9004 * configure.ac: Modify -rdynamic check.
9005 * configure: Regenerate.
9007 2010-01-08 DJ Delorie <dj@redhat.com>
9009 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9010 register popping order.
9012 2010-01-08 Richard Guenther <rguenther@suse.de>
9015 * c.opt (fsigned-char): Also let LTO handle this option.
9016 (funsigned-char): Likewise.
9018 2010-01-07 Richard Guenther <rguenther@suse.de>
9020 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9021 (gimple_op): Likewise.
9022 (gimple_op_ptr): Likewise.
9023 (gimple_assign_set_lhs): Remove gcc_assert.
9024 (gimple_assign_set_rhs1): Likewise.
9025 (gimple_assign_set_rhs2): Likewise.
9026 (gimple_call_set_lhs): Likewise.
9027 (gimple_call_set_fn): Likewise.
9028 (gimple_call_set_fndecl): Likewise.
9029 (gimple_call_fndecl): Likewise.
9030 (gimple_call_return_type): Likewise.
9031 (gimple_call_set_chain): Likewise.
9032 (gimple_call_num_args): Likewise.
9033 (gimple_call_set_arg): Likewise.
9034 (gimple_cond_set_code): Likewise.
9035 (gimple_cond_set_lhs): Likewise.
9036 (gimple_cond_set_rhs): Likewise.
9037 (gimple_cond_set_true_label): Likewise.
9038 (gimple_cond_set_false_label): Likewise.
9039 (gimple_label_set_label): Likewise.
9040 (gimple_goto_set_dest): Likewise.
9041 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9042 (gimple_debug_bind_get_value): Likewise.
9043 (gimple_debug_bind_get_value_ptr): Likewise.
9044 (gimple_debug_bind_set_var): Likewise.
9045 (gimple_debug_bind_set_value): Likewise.
9046 (gimple_debug_bind_reset_value): Likewise.
9047 (gimple_debug_bind_has_value_p): Likewise.
9048 (gimple_return_retval_ptr): Remove gcc_assert.
9049 (gimple_return_retval): Likewise.
9050 (gimple_return_set_retval): Likewise.
9051 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9052 (safe_referenced_var_iterator): Remove.
9053 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9054 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9055 (fill_referenced_var_vec): Remove.
9056 (first_readonly_imm_use): Remove redundant gcc_assert.
9057 (phi_arg_index_from_use): Combine gcc_asserts.
9058 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9059 (first_imm_use_stmt): Remove redundant gcc_assert.
9060 * tree-cfg.c (verify_gimple_call): Verify function and chain
9061 operands. Verify arguments.
9062 (verify_types_in_gimple_stmt): Verify condition code and labels.
9064 2010-01-07 Richard Guenther <rguenther@suse.de>
9066 PR tree-optimization/42641
9067 * sese.c (rename_map_elt_info): Use the SSA name version, do
9070 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9072 PR tree-optimization/42625
9073 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9074 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9076 2010-01-07 Duncan Sands <baldrick@free.fr>
9078 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9080 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9083 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9084 note itself is not function_invariant_p.
9086 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9088 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9089 Do not add the DF_NOTE problem.
9090 * store-motion.c (execute_rtl_store_motion): Likewise.
9092 2010-01-07 Martin Jambor <mjambor@suse.cz>
9094 PR tree-optimization/42157
9095 * tree-sra.c (compare_access_positions): Stabilize sort if both
9096 accesses have integer types, return zero immediately if they are the
9099 2010-01-06 Richard Henderson <rth@redhat.com>
9102 * haifa-sched.c (add_to_note_list): Merge into ...
9103 (concat_note_lists): ... here, and ...
9104 (unlink_other_notes, rm_other_notes): Merge into...
9105 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9106 NOTE_INSN_EPILOGUE_BEG.
9108 2010-01-06 Richard Guenther <rguenther@suse.de>
9110 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9111 not inline regular functions into always-inline functions.
9113 2010-01-06 Nick Clifton <nickc@redhat.com>
9115 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9116 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9118 (OVERRIDE_OPTIONS): Delete.
9119 (OPTIMIZATION_OPTIONS): Define.
9120 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9121 * config/rx/rx.c (rx_handle_option): Issue an error message if
9122 -mcpu=rx200 and -fpu are used together.
9123 (rx_set_optimization_options): New function. Issue an error
9124 message if an optimization attribute attempts to reset the FPU/
9125 math optimization pairing.
9126 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9127 * config/rx/rx.opt: Set the default to 32-bit doubles.
9128 * config/rx/t-rx: Add multilibs for -nofpu option.
9129 * doc/invoke.texi: Update documentation of RX options.
9131 2010-01-06 Richard Guenther <rguenther@suse.de>
9133 * tree-ssa-pre.c (name_to_id): New global.
9134 (alloc_expression_id): Simplify SSA name handling.
9135 (lookup_expression_id): Likewise.
9136 (init_pre): Zero name_to_id.
9137 (fini_pre): Free it.
9139 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9141 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9143 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9146 * config/i386/sse.md (smaxv2di3): New.
9147 (umaxv2di3): Likewise.
9148 (sminv2di3): Likewise.
9149 (uminv2di3): Likewise.
9151 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9154 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9155 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9156 (legitimize_tls_address): Likewise.
9157 (sparc_tls_referenced_p): Likewise.
9158 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9159 and adjust calls to legitimize_pic_address.
9160 (legitimate_constant_p) Use sparc_tls_referenced_p.
9161 (legitimate_pic_operand_p): Likewise.
9162 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9163 (sparc_tls_symbol_ref_1): Delete.
9164 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9165 (legitimize_tls_address): Make static, handle CONST patterns.
9166 (legitimize_pic_address): Make static, remove unused parameter and
9167 adjust recursive calls.
9168 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9169 and adjust call to legitimize_pic_address.
9170 (sparc_output_mi_thunk): Likewise.
9172 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9173 H.J. Lu <hongjiu.lu@intel.com>
9176 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9177 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9178 operands to make them signed.
9181 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9184 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9185 GTU to GT for V4SI and V2DI.
9187 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9188 (umin<mode>3): Removed.
9190 (uminv4si3): Likewise.
9192 2010-01-05 Martin Jambor <mjambor@suse.cz>
9194 PR tree-optimization/42462
9195 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9196 current_function_decl to helper functions and macros.
9198 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9201 * flags.h: Don't include real.h.
9202 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9203 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9204 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9205 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9206 * dominance.c: Update copyright.
9207 * gimple.c (walk_gimple_op): Remove inline.
9208 * tree-ssa-reassoc.c: Include real.h.
9209 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9210 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9212 2010-01-05 Nick Clifton <nickc@redhat.com>
9214 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9215 register to push into the stack frame when the accumulator has to
9216 be saved during interrupts.
9218 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9220 * doc/invoke.texi: Remove the documentation about option
9222 * common.opt (Wunreachable-code): Preserved for backward
9224 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9225 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9226 the backward compatibility flag section.
9228 2010-01-05 Richard Guenther <rguenther@suse.de>
9230 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9232 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9235 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9237 PR tree-optimization/42508
9238 * tree-sra.c (convert_callers): Check for recursive call
9239 by comparing cgraph nodes instead of decls.
9240 (modify_function): Call ipa_modify_formal_parameters also
9241 on all same_body aliases.
9243 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9244 cgraph nodes when checking for same_body aliases.
9246 2010-01-05 Richard Guenther <rguenther@suse.de>
9248 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9249 allocation and lookup.
9250 (get_or_alloc_expr_for_constant): Likewise.
9251 (phi_translate): Sink allocation.
9253 2010-01-04 Richard Guenther <rguenther@suse.de>
9255 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9256 a new entry only if needed.
9257 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9258 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9260 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9262 (phi_translate): Handle CONSTANTs early.
9264 2010-01-04 Martin Jambor <mjambor@suse.cz>
9266 PR tree-optimization/42398
9267 * tree-sra.c (struct access): Removed flag grp_different_types.
9268 (dump_access): Do not dump the removed flag.
9269 (sort_and_splice_var_accesses): Do not set the removed flag.
9270 (sra_modify_expr): Check for type compatibility directly.
9272 2010-01-04 Martin Jambor <mjambor@suse.cz>
9274 PR tree-optimization/42366
9275 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9276 edges with variable number of parameters.
9277 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9278 flag instead of asserting it.
9279 (ipa_read_node_info): Read uses_analysis_done flag.
9281 2010-01-04 Richard Guenther <rguenther@suse.de>
9283 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9284 iterative_hash_* as intended.
9285 (vn_reference_compute_hash): Likewise. Simplify hashing
9287 (vn_reference_lookup_2): Likewise.
9288 (vn_nary_op_compute_hash): Likewise.
9289 (vn_phi_compute_hash): Likewise.
9290 (expressions_equal_p): Remove strange code.
9291 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9292 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9293 (bitmap_insert_into_set_1): Take value-id as parameter.
9294 (add_to_value): Pass it.
9295 (bitmap_insert_into_set): Likewise.
9296 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9298 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9301 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9302 (do_self_spec): For switches with SWITCH_IGNORE set set also
9303 SWITCH_IGNORE_PERMANENTLY.
9304 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9307 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9309 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9310 tree of an unreferenced global var.
9312 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9315 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9316 GTU to GT for V4SI and V2DI.
9318 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9319 (umin<mode>3): Removed.
9321 (uminv4si3): Likewise.
9323 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9326 * collect2.c (main): Turn on trace in collect2 if -v is passed
9329 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9331 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9332 description of expression operand.
9334 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9336 * configure.ac: Add install-html to target_list for Make-hooks.
9337 * configure: Regenerate.
9338 * fortran/Make-lang.in (F95_HTMLFILES): New.
9339 (fortran.html): Use it.
9340 (fortran.install-html): New.
9341 * Makefile.in (install-html): Add lang.install-html.
9342 * java/Make-lang.in (JAVA_HTMLFILES): New.
9343 (java.html): Use it.
9344 (java.install-html): New.
9345 * objc/Make-lang.in (objc.install-html): New.
9346 * objcp/Make-lang.in (obj-c++.install-html): New.
9347 * cp/Make-lang.in (c++.install-html): New.
9348 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9349 * lto/Make-lang.in (lto.install-html): New.
9351 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9354 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9356 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9358 PR rtl-optimization/41862
9359 * store-motion.c (store_killed_in_insn, compute_store_table,
9360 remove_reachable_equiv_notes, replace_store_insn,
9361 build_store_vectors): Ignore all DEBUG_INSNs.
9363 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9366 * common.opt: Add dumpdir.
9368 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9370 (option_map): Add --dumpdir.
9372 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9374 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9376 * opts.c (decode_options): Try dump_dir_name first if
9377 dump_base_name isn't an absolute path.
9378 (common_handle_option): Handle OPT_dumpdir.
9380 * toplev.c (dump_dir_name): New.
9381 (print_switch_values): Also ignore -dumpdir.
9383 * toplev.h (dump_dir_name): New.
9385 2010-01-03 Richard Guenther <rguenther@suse.de>
9387 PR tree-optimization/42589
9388 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9389 double-word expansion of bswap32.
9391 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9393 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9394 with BLOCK_FOR_INSN.
9395 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9396 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9397 noce_process_if_block): Likewise.
9398 * gcse.c (compute_local_properties, insert_expr_in_table,
9399 insert_set_in_table, canon_list_insert, find_avail_set,
9400 pre_insert_copy_insn): Likewise.
9402 * basic-block.h (BLOCK_NUM): Move from here...
9403 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9405 2010-01-03 Richard Guenther <rguenther@suse.de>
9407 PR tree-optimization/42438
9408 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9409 contains_may_not_return_call flag.
9410 (BB_MAY_NOTRETURN): New.
9411 (valid_in_sets): Trapping nary operations are not valid
9412 in blocks that may not return.
9413 (insert_into_preds_of_block): Remove check for trapping expressions.
9414 (compute_avail): Compute also BB_MAY_NOTRETURN.
9416 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9418 * doc/invoke.texi: Add 2010 to copyright years.
9420 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9422 * config/sparc/sparc.c: Fix formatting nits.
9424 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9425 Alexander Monakov <amonakov@ispras.ru>
9427 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9429 2010-01-02 Richard Guenther <rguenther@suse.de>
9432 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9433 (simplify_switch_using_ranges): Mark to be removed edges
9436 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9438 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9440 * collect2.c (scan_libraries): Add missing argument in call to
9443 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9446 * config/alpha/predicates.md (aligned_memory_operand): Return false
9448 (unaligned_memory_operand): Return true for CQImode.
9449 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9450 doesn not cross aligned SImode word boundary.
9452 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9454 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9456 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9457 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9459 2010-01-02 Richard Guenther <rguenther@suse.de>
9462 * toplev.c (compile_file): Emit LTO marker properly. Change
9464 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9466 2010-01-01 Richard Guenther <rguenther@suse.de>
9469 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9471 2010-01-01 Richard Guenther <rguenther@suse.de>
9474 * c-decl.c (grokdeclarator): For zero-size arrays force
9475 structural equality checks as layout_type does.
9477 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9479 * builtins.c: Update copyright to 2010.
9481 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9484 * lto-streamer-out.c (produce_asm): Revert the last change.
9485 (copy_function): Likewise.
9487 * lto-streamer.c (lto_get_section_name): Skip any leading
9490 2010-01-01 Richard Guenther <rguenther@suse.de>
9493 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9497 Copyright (C) 2010 Free Software Foundation, Inc.
9499 Copying and distribution of this file, with or without modification,
9500 are permitted in any medium without royalty provided the copyright
9501 notice and this notice are preserved.