1 2010-05-14 Jason Merrill <jason@redhat.com>
4 * gimplify.c (gimplify_seq_add_stmt): No longer static.
5 * gimple.h: Declare it.
6 * gimple.c (gimple_build_eh_filter): No ops.
8 2010-05-14 Jan Hubicka <jh@suse.cz>
10 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
11 nodes already in queue.
12 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with re-enqueueing
15 2010-05-14 Jakub Jelinek <jakub@redhat.com>
18 * cfgexpand.c (expand_debug_expr): If non-memory op0
19 has BLKmode, return NULL.
21 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
23 * config.gcc: Add support for --with-cpu option for bdver1.
24 * config/i386/i386.h (TARGET_BDVER1): New macro.
25 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
26 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
27 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
28 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
29 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
30 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
31 (processor_type): Add PROCESSOR_BDVER1.
32 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
33 processor_type in config/i386/i386.h.
34 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
35 movaps <reg, reg> instead of movapd <reg, reg> when replacing
36 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
37 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
38 to emit packed xor instead of packed double/packed integer
39 xor for SSE and AVX when moving a zero value.
40 * config/i386/sse.md: Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
41 to emit movaps instead of movapd/movdqa for SSE and AVX.
42 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single
43 logical operations i.e and, or and xor instead of packed double logical
44 operations for SSE and AVX.
45 * config/i386/i386-c.c:
46 (ix86_target_macros_internal): Add PROCESSOR_BDVER1.
47 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
48 (has_fma4, has_xop): New.
49 * config/i386/i386.c (bdver1_cost): New variable.
50 (m_BDVER1): New macro.
51 (m_AMD_MULTIPLE): Add m_BDVER1.
52 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
53 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
54 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
55 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
56 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
57 x86_tune_sse_partial_reg_dependency, x86_tune_sse_unaligned_load_optimal,
58 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
59 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
60 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
61 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
62 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
63 Enable/disable for bdver1.
64 (processor_target_table): Add bdver1_cost.
65 (cpu_names): Add bdver1.
66 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
67 processor_alias_table.
68 (ix86_expand_vector_move_misalign): Change
69 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
70 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
71 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
72 of movupd/movdqu for SSE and AVX.
73 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
74 (ix86_tune_adjust_cost): Add code for bdver1.
75 (standard_sse_constant_opcode): Add check for
76 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
77 of packed double xor for SSE and AVX.
79 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
81 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
84 2010-05-14 Tristan Gingold <gingold@adacore.com>
86 * toplev.c (default_debug_hooks): Remove this variable.
87 (process_options): Remove assignments to default_debug_hooks.
89 2010-05-14 Martin Jambor <mjambor@suse.cz>
91 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
92 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
93 * langhooks.h (struct lang_hooks_for_decls): Removed field
95 * tree.c (free_lang_data): Remove assignment to
96 lang_hooks.fold_obj_type_ref.
97 * tree.def (OBJ_TYPE_REF): Update comment.
99 2010-05-14 Richard Guenther <rguenther@suse.de>
101 PR tree-optimization/44124
102 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
104 2010-05-14 Alan Modra <amodra@gmail.com>
107 * config/rs6000/rs6000.c (struct machine_function): Reorder
108 fields for better packing. Add lr_save_state.
109 (rs6000_ra_ever_killed): Return lr_save_state if set.
110 (rs6000_emit_eh_reg_restore): Set lr_save_state.
112 2010-05-13 Jan Hubicka <jh@suse.cz>
114 * varpool.c (decide_is_variable_needed): Drop code checking
115 TREE_SYMBOL_REFERENCED.
117 2010-05-13 Jan Hubicka <jh@suse.cz>
119 * final.c (output_addr_const): Do not call mark_decl_referenced.
120 * cgraphunit.c (process_function_and_variable_attributes): Use
121 mark_needed_node dirrectly.
122 (assemble_thunk): Do not call mark_decl_referenced.
124 2010-05-13 Anatoly Sokolov <aesok@post.ru>
126 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
128 2010-05-13 Jeff Law <law@redhat.com>
130 * ira-conflicts.c (print_allocno_conflicts): New function broken out
132 (print_conflicts): Call print_allocno_conflicts.
134 2010-05-13 Jakub Jelinek <jakub@redhat.com>
137 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
140 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
142 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
143 t-mingw-w64 or t-mingw-w32 for multilib configuration.
144 * config/i386/t-mingw-w32: New.
145 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
147 2010-05-13 Martin Jambor <mjambor@suse.cz>
149 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
151 * gimple-fold.c (get_base_binfo_for_type): New function.
152 (gimple_get_relevant_ref_binfo): Likewise.
153 (gimple_fold_obj_type_ref_known_binfo): Likewise.
154 (gimple_fold_obj_type_ref): Likewise.
155 (fold_gimple_call): Simplify condition for folding virtual calls
156 and call gimple_fold_obj_type_ref.
157 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
158 (gimple_fold_obj_type_ref_known_binfo): Likewise.
160 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
162 * config/rs6000/rs6000-protos.h
163 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
164 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
165 (rs6000_debug_mode_dependent_address)
166 (rs6000_mode_dependent_address_ptr): Likewise.
168 2010-05-13 Jakub Jelinek <jakub@redhat.com>
171 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
173 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
174 * tree-sra.c (create_access_replacement): Call unshare_expr before
175 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
177 * dwarf2out.c: Include tree-flow.h.
178 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
179 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
180 Handle DW_OP_bit_piece.
181 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
182 construct_piece_list, adjust_piece_list): New functions.
183 (add_var_loc_to_decl): Handle SRA optimized variables.
184 Adjust for var_loc_note to loc field renaming.
185 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
186 in VAR_LOCATION note.
187 (new_loc_descr_op_bit_piece): New function.
188 (dw_sra_loc_expr): New function.
189 (dw_loc_list): Use it. Don't handle the last range after the
190 loop, handle it inside of the loop. Adjust for var_loc_note
191 to loc field renaming.
192 (add_location_or_const_value_attribute): Only special case
193 single entry loc lists if loc is NOTE_P. Adjust for
194 var_loc_note to loc field renaming.
195 (dwarf2out_var_location): Don't set newloc->var_loc_note
196 and newloc->next here.
198 2010-05-12 Jan Hubicka <jh@suse.cz>
200 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
202 * cgraph.h (cgraph_only_called_directly_p,
203 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
204 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
205 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
207 * ipa.c (cgraph_remove_unreachable_nodes): Use
208 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
210 * tree-inline.c (copy_bb): Check address_taken flag.
211 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
212 externally_visible flag.
214 2010-05-12 Jason Merrill <jason@redhat.com>
218 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
219 * sdbout.c (plain_type_1): Likewise.
220 * dwarf2out.c (is_base_type): Likewise.
221 (gen_type_die_with_usage): Likewise. Generate
222 DW_TAG_unspecified_type for any LANG_TYPE.
224 2010-05-12 Jan Hubicka <jh@suse.cz>
226 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
228 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
229 (cgraph_clone_edge): Update.
230 (cgraph_node_remove_callees): Remove indirect calls too.
231 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
232 (cgraph_create_indirect_edge): Update prototype.
233 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
234 is_proper_for_analysis.
235 (add_new_function, visited_nodes, function_insertion_hook_holder,
236 get_local_reference_vars_info, mark_address_taken, mark_address,
237 mark_load, mark_store, check_asm_memory_clobber, check_call,
238 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
239 (ipa_init): Do not initialize visited_nodes;
240 function_insertion_hook_holder.
241 (analyze_variable): Rewrite.
242 (analyze_function): Rewrite.
243 (copy_local_bitmap): Remove.
244 (duplicate_node_dat): Do not duplicate local info.
245 (generate_summary): Simplify to only walk cgraph.
246 (write_node_summary_p, ipa_reference_write_summary,
247 ipa_reference_read_summary): Remove.
248 (propagate): Do not remove function insertion;
250 (pass_ipa_reference): NULLify summary handling fields.
251 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
252 (input_edge): Input ecf_flags.
253 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
254 (update_indirect_edges_after_inlining): Ignore edges with unknown
257 2010-05-12 Sriraman Tallam <tmsriram@google.com>
259 * implicit-zee.c: New file.
260 * tree-pass.h (pass_implicit_zee): Declare.
261 * passes.c (init_optimization_passes): Add zee pass.
262 * common.opt (fzee): New flag.
263 * timevar.def (TV_ZEE): Define.
264 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
266 * Makefile.in (implicit-zee.o): Add new build file.
268 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
269 Nathan Froyd <froydnj@codesourcery.com>
271 * c-common.c (sync_resolve_params): Remove write-only variable.
273 2010-05-12 Anatoly Sokolov <aesok@post.ru>
275 * target.h (struct gcc_target): Add mode_dependent_address_p field.
276 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
277 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
278 * targhooks.c (default_mode_dependent_address_p): New function.
279 * targhooks.h (default_mode_dependent_address_p): Declare function.
280 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
281 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
282 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
283 target hook. Change return type to bool.
284 * recog.h: (mode_dependent_address_p): Change return type to bool.
286 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
287 Nathan Froyd <froydnj@codesourcery.com>
289 * tree-mudflap.c (build_function_type_0, build_function_type_1,
290 build_function_type_2, build_function_type_3): Remove.
291 (mudflap_init): Use build_function_type_list.
293 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
294 Nathan Froyd <froydnj@codesourcery.com>
296 * coverage.c (build_fn_info_value): Call build_constructor instead of
297 build_constructor_from_list.
298 (build_ctr_info_value): Likewise.
299 (build_gcov_info): Likewise.
301 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
303 * tree.c (build_constructor): Compute TREE_CONSTANT for the
304 resultant constructor.
305 (build_constructor_single): Don't set TREE_CONSTANT.
306 (build_constructor_from_list): Don't compute TREE_CONSTANT.
308 2010-05-12 Jan Hubicka <jh@suse.cz>
310 * cgraph.h (struct varpool_node): Add aux.
311 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
312 * varpool.c (varpool_remove_node): Do not remove initializer.
313 (varpool_reset_queue): Export.
314 (varpool_finalize_decl): Volatile vars are forced to be output.
315 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
317 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
318 process_references, varpool_can_remove_if_no_refs): New functions.
319 (cgraph_remove_unreachable_nodes): Handle variables too.
321 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
324 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
326 2010-05-12 Jakub Jelinek <jakub@redhat.com>
329 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
330 change value of ORT_TASK.
331 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
332 (omp_notice_threadprivate_variable): New function.
333 (omp_notice_variable): Call it for threadprivate variables.
334 If enclosing ctx is a task, print enclosing task rather than
335 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
336 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
337 if task has untied clause.
340 * dwarf2out.c (base_type_die): Don't add name attribute here.
341 (modified_type_die): Instead of sizetype use
342 its underlying original type. If a DW_TAG_base_type doesn't
343 have name added, add __unknown__.
344 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
345 always call force_type_die instead.
347 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
349 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
350 for __stack_chk_guard.
352 2010-05-11 Jakub Jelinek <jakub@redhat.com>
354 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
355 don't call start_source_file debug hook here...
356 (finish_options): ... but here, after outputting predefined and
357 command line defines and undefs.
360 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
362 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
363 optimizing away empty bb with no successors, move over its
364 footer chain to fallthru predecessor.
365 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
366 (rtl_split_edge): For asm goto call patch_jump_insn even if
367 splitting fallthru edge.
370 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
371 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
372 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
373 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
377 * c-parser.c (c_parser_expression): Mark LHS of a comma
378 expression as read if it is a decl, handled component or
379 COMPOUND_EXPR with that on the RHS.
380 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
381 if it is a decl or handled component.
383 2010-05-11 Jan Hubicka <jh@suse.cz>
385 * lto-symtab.c (lto_symtab_free): New function.
386 * lto-streamer.h (lto_symtab_free): Declare.
388 2010-05-11 Jan Hubicka <jh@suse.cz>
390 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
391 that if function is needed it is reachable.
392 (lto_output_node): See if it the function is reachable or referenced.
393 (output_cgraph): Update call of lto_output_node.
394 * lto-streamer.h (reachable_from_other_partition_p): Declare.
396 2010-05-11 Jan Hubicka <jh@suse.cz>
398 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
401 2010-05-11 Jan Hubicka <jh@suse.cz>
403 PR tree-optimize/44063
404 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
406 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
408 (estimate_function_body_sizes): Compute sizes even when disregarding.
410 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
412 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
414 2010-05-11 Jan Hubicka <jh@suse.cz>
416 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
419 2010-05-11 Jan Hubicka <jh@suse.cz>
421 * matrix-reorg.c (matrix_reorg): Rebuild edges.
423 2010-05-11 Jan Hubicka <jh@suse.cz>
425 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
426 lto_streamer_cache_delete): Put nodes into heap.
427 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
430 2010-05-11 Jan Hubicka <jh@suse.cz>
432 * cgraphbuild.c (cgraph_rebuild_references): New.
433 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
435 * cgraph.h (cgraph_rebuild_references): Declare.
436 * tree-inline.c (tree_function_versioning): Use it.
437 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
439 2010-05-11 Jan Hubicka <jh@suse.cz>
441 * cgraph.c: Include ipa-utils.h
442 (cgraph_create_virtual_clone): Update references.
443 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
445 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
447 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
448 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
451 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
453 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
455 2010-05-11 Jakub Jelinek <jakub@redhat.com>
457 * gcc.c (execute): For -### don't quote arguments that
458 contain just alphanumerics and _/-. characters.
459 * doc/invoke.texi: Document that change for -###.
462 * df-problems.c (struct dead_debug): Add to_rescan field.
463 (dead_debug_init): Clear to_rescan field.
464 (dead_debug_finish): Rescan all debug insns in to_rescan
465 bitmap and free the bitmap.
466 (dead_debug_insert_before): Instead of rescanning debug insns
467 immediately queue their rescanning until dead_debug_finish.
468 (df_note_bb_compute): After dead_debug_add do continue instead
471 2010-05-10 Jakub Jelinek <jakub@redhat.com>
474 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
475 clear also INSN_REG_USE_LIST.
477 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
479 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
481 2010-05-10 Jan Hubicka <jh@suse.cz>
483 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
486 2010-05-10 Jan Hubicka <jh@suse.cz>
488 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
490 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
491 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
492 (lto_streamer_cache_create): Init alloc pool.
493 (lto_streamer_cache_delete): Free alloc pool.
494 * lto-streamer.h: Include alloc pool.
495 (lto_streamer_cache_d): Use alloc pool.
496 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
498 2010-05-10 Jan Hubicka <jh@suse.cz>
500 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
501 * cgraphbuild.c: Include except.h
502 (record_type_list, record_eh_tables): New function.
503 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
505 2010-05-10 Jan Hubicka <jh@suse.cz>
507 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
508 __frame_dummy_init_array_entry, force_to_data): Attribute as used
511 2010-05-10 Michael Matz <matz@suse.de>
513 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
514 (can_reassociate_p): Use FLOAT_TYPE_P.
515 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
516 (vect_force_simple_reduction): ... this.
517 * tree-parloops.c (gather_scalar_reductions): Use
518 vect_force_simple_reduction.
519 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
520 vect_is_simple_reduction, add modify argument, if true rewrite
522 (vect_is_simple_reduction, vect_force_simple_reduction): New
524 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
526 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
527 Vladimir Makarov <vmakarov@redhat.com>
529 PR rtl-optimization/44012
530 * ira-build.c (remove_unnecessary_allocnos): Nullify
531 regno_allocno_map of the removed allocno.
533 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
535 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
537 * configure: Regenerate.
539 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
541 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
543 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
544 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
546 * configure: Regenerate.
548 2010-05-10 Richard Guenther <rguenther@suse.de>
550 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
551 marked if the entry identifier is marked.
553 2010-05-10 Richard Guenther <rguenther@suse.de>
555 * c-common.c (struct c_common_attributes): Add fnspec attribute.
556 (handle_fnspec_attribute): New function.
557 * gimple.h (gimple_call_return_flags): Declare.
558 (gimple_call_arg_flags): Likewise.
559 * gimple.c (gimple_call_arg_flags): New function.
560 (gimple_call_return_flags): Likewise.
561 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
563 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
565 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
566 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
568 (make_heapvar_for): ... this new function.
569 (handle_rhs_call): Handle fnspec attribute argument specifiers.
570 (handle_lhs_call): Likewise.
571 (find_func_aliases): Adjust.
573 2010-05-10 Richard Guenther <rguenther@suse.de>
575 PR tree-optimization/44050
576 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
578 2010-05-10 Wei Guozhi <carrot@google.com>
581 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
583 2010-05-09 Joseph Myers <joseph@codesourcery.com>
586 * c-typeck.c (lookup_field): Take a type directly. Update
588 (build_component_ref): Update call to lookup_field.
589 (set_init_label): Use lookup_field to find initialized field.
590 Handle returned list of fields like a sequence of designators.
592 2010-05-09 Richard Guenther <rguenther@suse.de>
595 * fold-const.c (tree_single_nonzero_warnv_p): Properly
596 handle &FUNCTION_DECL.
598 2010-05-09 Joseph Myers <joseph@codesourcery.com>
601 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
602 structures and unions recursively.
603 (detect_field_duplicates): Move duplicate detection with a hash to
604 detect_field_duplicates_hash. Always use a hash if anonymous
605 structures or unions are present.
606 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
609 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
612 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
613 detect Atom, Core 2 and Core i7.
615 2010-05-09 Richard Guenther <rguenther@suse.de>
617 * gcc.c (store_arg): Handle temporary file deletion for
620 2010-05-09 Richard Guenther <rguenther@suse.de>
623 * ipa-inline.c (estimate_function_body_sizes): Return after
624 disregarding inline limits.
626 2010-05-09 Richard Guenther <rguenther@suse.de>
628 * gcc.c (store_arg): Revert last change.
630 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
633 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
634 (optimize_ops_list): Call it.
636 2010-05-08 Richard Guenther <rguenther@suse.de>
638 PR tree-optimization/44030
639 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
640 NECESSARY flag if we propagate from a inserted expression.
642 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
644 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
645 domain types as equal if they are both PLACEHOLDER_EXPRs.
647 2010-05-08 Richard Guenther <rguenther@suse.de>
649 * lto-wrapper.c (run_gcc): Remove linker output from
650 command line for LTRANS invocation.
652 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
654 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
655 lto-macho as lto_binary_reader.
656 * target.h (struct gcc_target): New hooks lto_start and lto_end.
657 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
658 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
659 in lto_start and lto_end calls.
660 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
662 (scan_prog_file): Update is_elf_or_coff call.
663 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
665 * collect2.c (main): Fix enum comparison.
667 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
669 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
670 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
671 and TARGET_ASM_LTO_END.
672 * darwin.c: Include obstack.h and lto-streamer.h.
673 (lto_section_names_offset, lto_section_names_obstack,
674 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
676 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
677 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
679 (darwin_asm_lto_end): New function. Restore asm_out_file.
680 (darwin_asm_named_section): For LTO sections, replace the name with
681 the offset of the section name in a string table, and build this
683 (darwin_file_start): Initialize global vars for LTO support.
684 (darwin_file_end): If output to asm_out_file was redirected, append it
685 to the proper asm_out_file here. Add the section names section.
687 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
689 * c-pragma.c (pending_weak_d, pending_weak): New.
690 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
691 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
692 handle_pragma_weak): Update the uses of pending_weaks.
694 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
696 PR documentation/44016
697 * doc/standards.texi (Standards): Link to unversioned
698 cxx0x_status.html page.
700 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
703 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
704 in addition to TREE_USED, to avoid "set but unused" warnings.
706 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
708 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
709 (is_loop_prefetching_profitable): Do not insert prefetches
710 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
711 times the prefetch ahead distance.
713 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
715 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
716 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
717 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
720 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
722 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
723 a diagnostic info when the insn-to-mem ratio is too small.
725 2010-05-07 Richard Guenther <rguenther@suse.de>
727 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
729 (store_arg): Queue temp_filename for deletion instead of
732 2010-05-07 Richard Guenther <rguenther@suse.de>
734 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
735 (run_gcc): Handle LTRANS phase invocation.
736 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
738 2010-05-07 Jakub Jelinek <jakub@redhat.com>
740 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
741 this is also meaningful on PARM_DECLs and RESULT_DECLs.
743 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
745 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
747 2010-05-07 Richard Guenther <rguenther@suse.de>
749 PR tree-optimization/44020
750 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
751 code when PRE is not yet initialized.
753 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
755 * config/mips/dbxmdebug.h: Remove.
756 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
758 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
760 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
761 with null pointer and also warn about ordered comparison of zero with
764 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
766 * graphite-blocking.c
767 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
768 * graphite-clast-to-gimple.c
769 (clast_to_gcc_expression): Same.
770 (precision_for_value): Same.
771 (precision_for_interval): Same.
772 (gcc_type_for_interval): Same.
773 (graphite_create_new_guard): Same.
774 (compute_bounds_for_level): Same.
775 (graphite_create_new_loop_guard): Same.
776 * graphite-interchange.c
777 (build_linearized_memory_access): Same.
778 (pdr_stride_in_loop): Same.
779 (memory_strides_in_loop_1): Same.
780 (memory_strides_in_loop): Same.
781 (extend_scattering): Same.
782 (psct_scattering_dim_for_loop_depth): Same.
783 (pbb_number_of_iterations): Same.
785 (debug_iteration_domains): Same.
787 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
788 (ppl_set_inhomogeneous_gmp): Same.
789 (ppl_strip_loop): Same.
790 (ppl_lexico_compare_linear_expressions): Same.
791 (ppl_read_polyhedron_matrix): Same.
792 (ppl_max_for_le_pointset): Same.
794 (ppl_read_polyhedron_matrix): Same.
795 (tree_int_to_gmp): Same.
796 (gmp_cst_to_tree): Same.
797 (ppl_set_inhomogeneous): Same.
798 (ppl_set_inhomogeneous_tree): Same.
799 (ppl_set_coef): Same.
800 (ppl_set_coef_tree): Same.
801 * graphite-sese-to-poly.c
802 (build_pbb_scattering_polyhedrons): Same.
803 (build_scop_scattering): Same.
804 (scan_tree_for_params_right_scev): Same.
805 (scan_tree_for_params): Same.
806 (find_params_in_bb): Same.
807 (find_scop_parameters): Same.
808 (add_upper_bounds_from_estimated_nit): Same.
809 (build_loop_iteration_domains): Same.
810 (add_condition_to_domain): Same.
811 (pdr_add_memory_accesses): Same.
813 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
815 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
816 CLooG's value_* macros to their respective mpz_* counterparts.
817 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
818 (graphite_create_new_loop_guard): Same.
819 * graphite-interchange.c (build_linearized_memory_access): Same.
820 (pdr_stride_in_loop): Same.
821 (memory_strides_in_loop_1): Same.
822 (1st_interchange_profitable_p): Same.
823 * graphite-poly.c (extend_scattering): Same.
824 (psct_scattering_dim_for_loop_depth): Same.
825 (pbb_number_of_iterations): Same.
826 (pbb_number_of_iterations_at_time): Same.
827 * graphite-poly.h (new_1st_loop): Same.
828 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
829 (oppose_constraint): Same.
830 (insert_constraint_into_matrix): Same.
831 (ppl_set_inhomogeneous_gmp): Same.
832 (ppl_set_coef_gmp): Same.
833 (ppl_strip_loop): Same.
834 (ppl_lexico_compare_linear_expressions): Same.
835 (ppl_max_for_le_pointset): Same.
836 (ppl_min_for_le_pointset): Same.
837 (ppl_build_realtion): Same.
838 * graphite-ppl.h (gmp_cst_to_tree): Same.
839 (ppl_set_inhomogeneous): Same.
840 (ppl_set_inhomogeneous_tree): Same.
841 (ppl_set_coef): Same.
842 (ppl_set_coef_tree): Same.
843 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
844 (build_scop_scattering): Same.
845 (add_value_to_dim): Same.
846 (scan_tree_for_params_right_scev): Same.
847 (scan_tree_for_params_int): Same.
848 (scan_tree_for_params): Same.
849 (find_params_in_bb): Same.
850 (find_scop_parameters): Same.
851 (add_upper_bounds_from_estimated_nit): Same.
852 (build_loop_iteration_domains): Same.
853 (create_linear_expr_from_tree): Same.
854 (add_condition_to_domain): Same.
855 (pdr_add_memory_accesses): Same.
857 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
858 Jason Merrill <jason@redhat.com>
860 * c-common.c (c_common_reswords): Add nullptr.
861 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
862 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
863 (gen_type_die_with_usage): Likewise.
864 * dbxout.c (dbxout_type): Likewise.
865 * sdbout.c (plain_type_1): Likewise.
867 2010-05-06 Jason Merrill <jason@redhat.com>
869 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
870 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
872 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
874 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
875 stripping WITH_SIZE_EXPR.
876 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
879 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
881 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
882 list of obsolete configurations.
883 Disabled check for obsolete configurations.
884 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
885 Removed support for previous versions.
886 * config/mips/iris.h: Removed.
887 * config/mips/iris5.h: Removed.
888 * config/mips/iris6.h: Merged old iris.h contents.
889 (TARGET_IRIX): Removed.
890 (DRIVER_SELF_SPECS): Removed mabi=32.
891 (IDENT_ASM_OP): Removed undef.
892 (STARTFILE_SPEC): Removed mabi=32.
893 (ENDFILE_SPEC): Likewise.
894 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
895 (MACHINE_TYPE): Update for IRIX 6.5.
896 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
897 TARGET_IRIX by TARGET_IRIX6.
898 (mips_file_start): Likewise.
899 (mips_output_external): Remove IRIX 5/6 O32 support.
900 (mips_output_function_prologue): Likewise.
901 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
903 (TARGET_CPU_CPP_BUILTINS): Likewise.
904 (TARGET_IRIX): Removed.
905 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
906 (MULTILIB_DIRNAMES): Removed 32.
907 (MULTILIB_OSDIRNAMES): Removed ../lib.
908 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
909 (Specific, mips-sgi-irix5): Document removal.
910 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
911 Remove references to older IRIX 6 releases and the O32 ABI.
913 2010-05-06 Jakub Jelinek <jakub@redhat.com>
916 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
917 instead of DF_REF_REAL_REG.
919 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
922 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
923 handling to still return true for x64 targets.
925 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
927 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
929 2010-05-06 Jan Hubicka <jh@suse.cz>
931 PR tree-optimization/43791
932 * ipa-inline.c (update_caller_keys): Remove bogus
933 disregard_inline_limits check.
935 2010-05-06 Michael Matz <matz@suse.de>
937 PR tree-optimization/43984
938 * tree-ssa-pre.c (inserted_phi_names): Remove.
939 (inserted_exprs): Change to bitmap.
940 (create_expression_by_pieces): Set bits, don't append to vector.
941 (insert_into_preds_of_block): Don't handle inserted_phi_names.
942 (eliminate): Don't look at inserted_phi_names, remove deleted
943 insns from inserted_exprs.
944 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
945 (init_pre, fini_pre): Allocate and free bitmaps.
946 (execute_pre): Insert insns on edges before elimination.
948 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
950 * tree.c (initializer_zerop): Handle STRING_CST.
952 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
955 * doc/invoke.texi (Wimplicit): Document as C only.
956 * opts.c (common_handle_option): Add argument kind.
957 (handle_option): Rename as read_cmdline_option. Factor out code to...
958 (handle_option): ... here. New.
959 (handle_options): Rename as read_cmdline_options.
960 (decode_options): Update call.
961 (set_option): Use option index instead of option pointer. Classify
962 diagnostics correctly.
963 (enable_warning_as_error): Call handle_option.
964 * opts.h (set_option): Update declaration.
965 (handle_option): Declare.
966 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
967 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
968 * c-opts.c (set_Wimplicit): Delete.
969 (c_family_lang_mask): New static constant.
970 (c_common_handle_option): Add argument kind. Use handle_option
971 instead of set_Wimplicit.
972 (c_common_post_options): warn_implicit and warn_implicit_int
973 are disabled by default.
974 * c-common.c (warn_implicit): Do not define here.
975 * c-common.h (warn_implicit): Do not declare here.
976 (c_common_handle_option): Update declaration.
977 * lto-opts.c (lto_reissue_options): Update call to set_option.
979 2010-05-06 Richard Guenther <rguenther@suse.de>
981 PR tree-optimization/43571
982 * domwalk.c (walk_dominator_tree): Walk the dominator
983 sons in more optimal order.
985 2010-05-06 Richard Guenther <rguenther@suse.de>
987 PR tree-optimization/43934
988 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
989 (stmt_cost): Likewise.
990 (extract_true_false_args_from_phi): New helper.
991 (determine_max_movement): For PHI nodes verify we can hoist them
992 and compute their cost.
993 (determine_invariantness_stmt): Handle PHI nodes.
994 (move_computations_stmt): Likewise. Hoist PHI nodes in
995 if-converted form using COND_EXPRs.
996 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
997 (tree_ssa_lim): Likewise.
998 * tree-flow.h (tree_ssa_lim): Adjust prototype.
999 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1001 2010-05-06 Richard Guenther <rguenther@suse.de>
1003 PR tree-optimization/43987
1004 * tree-ssa-structalias.c (could_have_pointers): For possibly
1005 address-taken variables force pointers to be recorded.
1006 (create_variable_info_for_1): Likewise.
1007 (push_fields_onto_fieldstack): Pass in wheter all fields
1009 (find_func_aliases): Query types instead of vars whether
1010 they contain pointers where appropriate.
1012 2010-05-06 Jan Hubicka <jh@suse.cz>
1014 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1015 (record_reference, mark_address, mark_load, mark_store): Record
1017 (record_references_in_initializer): Update call of record_references.
1018 (rebuild_cgraph_edges): Remove all references before rebuiding.
1019 * cgraph.c (cgraph_create_node): Clear ref list.
1020 (cgraph_remove_node): Remove references.
1021 (dump_cgraph_node): Dump references.
1022 (cgraph_clone_node): Clone references.
1023 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1024 (struct cgraph_node, varpool_node): Add ref_lst.
1025 * ipa-ref.c: New file.
1026 * ipa-ref.h: New file.
1027 * ipa-ref-inline.h: New file.
1028 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1029 (referenced_from_other_partition_p): New function.
1030 (lto_output_varpool_node): Take set arugment; call
1031 referenced_from_other_partition.
1032 (lto_output_ref): New.
1033 (add_references): New.
1035 (output_cgraph): Compute boundary based on references; output refs.
1036 (output_varpool): Accept cgraph_node_set argument.
1039 (input_cgraph): Call input_refs.
1040 * lto-section-in.c (lto_section_name): Add refs.
1041 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1042 (ipa-ref.o): New file.
1043 * varpool.c (varpool_node): Clear ipa ref list.
1044 (varpool_remove_node): Remove references.
1045 (dump_varpool_node): Dump references.
1046 (varpool_assemble_decl): Only compile finalized ones.
1047 (varpool_extra_name_alias): Initialize ref list.
1048 * lto-streamer.c (lto-get_section_name): Add .refs section.
1049 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1050 (referenced_from_other_partition_p): Declared.
1052 2010-05-06 Ira Rosen <irar@il.ibm.com>
1054 PR tree-optimization/43901
1055 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1056 type is not NULL if it's transformation phase, and return
1057 FALSE if it's analysis.
1058 (vectorizable_conversion, vectorizable_operation,
1059 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1061 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1063 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1065 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1067 * config/mips/mips-protos.h
1068 (mips_small_register_classes_for_mode_p): Delete prototype.
1070 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1072 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1073 * config/arm/arm.c (multiple_operation_profitable_p,
1074 compute_offset_order): New static functions.
1075 (load_multiple_sequence, store_multiple_sequence): Use them.
1076 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1077 memory offsets, not register numbers.
1078 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1080 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1082 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1083 (get_pending_sizes, put_pending_size, put_pending_sizes):
1084 Update the uses of pending_sizes.
1085 * c-decl.c (store_parm_decls): Likewise.
1086 * c-tree.h (struct c_arg_info): Likewise.
1087 * tree.h: Update the prototype for get_pending_sizes and
1090 2010-05-05 Jason Merrill <jason@redhat.com>
1093 * c-common.c (handle_aligned_attribute): Respect
1094 ATTR_FLAG_TYPE_IN_PLACE.
1097 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1098 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1099 (TARGET_INITIALIZER): Use it.
1100 * c-common.c (attribute_takes_identifier_p): Call it.
1101 * c-common.h: Update prototype.
1102 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1103 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1105 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1108 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1109 DW_ID_down_case for Fortran compilation units.
1111 2010-05-05 Jan Hubicka <jh@suse.cz>
1113 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1116 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1118 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1119 a variable-sized RESULT_DECL.
1121 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1123 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1125 2010-05-05 Jason Merrill <jason@redhat.com>
1128 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1130 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1132 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1133 Jakub Jelinek <jakub@redhat.com>
1136 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1137 (dead_debug_init, dead_debug_finish): New functions.
1138 (dead_debug_add, dead_debug_insert_before): Likewise.
1139 (df_note_bb_compute): Initialize a dead_debug object, add dead
1140 debug uses to it, insert debug bind insns before death insns,
1141 reset debug insns that refer to pending uses at the end.
1142 * rtl.h (make_debug_expr_from_rtl): New prototype.
1143 * varasm.c (make_debug_expr_from_rtl): New function.
1145 2010-05-05 Jan Hubicka <jh@suse.cz>
1147 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1148 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1149 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1150 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1151 lto_varpool_encoder_encode_initializer_p,
1152 lto_set_varpool_encoder_encode_initializer): New functions.
1153 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1154 call output_varpool.
1155 (input_varpool_node): Do not always set analyzed.
1156 (input_cgraph_1): Return vector of cgraph nodes.
1157 (input_varpool_1): Return vector of varpools.
1158 (input_cgraph): Free the vectors.
1159 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1160 output only initializers needed.
1161 (lto_output): Only call output_cgraph.
1162 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1163 * lto-section-out.c (lto_new_out_decl_state): Initialize
1164 state->varpool_node_encoder.
1165 * lto-streamer.h (lto_varpool_encoder_d): New.
1166 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1167 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1168 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1169 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1170 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1172 (output_varpool, input_varpool): Remove declarations.
1174 2010-05-05 Jan Hubicka <jh@suse.cz>
1176 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1177 with body can prevail.
1179 2010-05-05 Jan Hubicka <jh@suse.cz>
1181 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1184 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1186 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1188 * gengtype.h (erro_at_line): Constify pos argument.
1190 * gengtype.c: Include hashtab.h.
1191 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1192 (error_at_line): Constify pos argument.
1193 (do_typedef): Initialize p->opt field.
1194 (get_file_gtfilename): Fix comment typo.
1195 (struct walk_type_data): Constify line field.
1196 (get_output_file_for_structure): New function.
1197 (write_local_func_for_structure): Constify orig_s argument.
1198 Use get_output_file_for_structure.
1199 (write_func_for_structure): Use get_output_file_for_structure.
1200 (INDENT): New define.
1201 (dump_pair, dump_type, dump_type_list, dump_typekind)
1202 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1203 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1205 (seen_types): New variable.
1206 (main): New variable do_dump. Process "-d" command line option.
1207 Call dump_everything if dump requested.
1209 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1211 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1212 in a temporary instead of invoking the macro multiple times.
1213 (track_expr_p): Likewise.
1215 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1217 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1219 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1220 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1221 conditions for printing notes.
1222 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1223 true, update documentation.
1224 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1226 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1229 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1232 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1235 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1236 (*sse_prologue_save_insn1): Likewise.
1237 (SSE prologue save splitter): Likewise.
1239 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1241 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1242 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1243 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1244 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1245 all decls. Call it on DECL_FIELD_OFFSET of fields.
1246 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1247 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1249 2010-05-04 Martin Jambor <mjambor@suse.cz>
1251 * tree-sra.c (build_access_from_expr_1): The first parameter type
1252 changed to simple tree.
1253 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1254 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1256 (build_accesses_from_assign): Removed all parameters except for a
1257 simple gimple statement. Now returns a simple bool.
1258 (scan_function): All non-analysis parts moved to separate functions
1259 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1260 parameters and updated both callers.
1261 (sra_modify_expr): Removed parameter data.
1262 (sra_modify_function_body): New function.
1263 (perform_intra_sra): Call sra_modify_function_body to modify the
1265 (replace_removed_params_ssa_names): Parameter data changed into
1267 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1268 changed the parameter dont_convert to convert with the opposite
1270 (sra_ipa_modify_assign): Parameter data changed into adjustments
1271 vector, return value changed to bool.
1272 (ipa_sra_modify_function_body): New function.
1273 (sra_ipa_reset_debug_stmts): Updated a comment.
1274 (modify_function): Use ipa_sra_modify_function_body to modify function
1277 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1280 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1281 (canon_true_dependence): Likewise.
1282 (write_dependence_p): Likewise.
1284 2010-05-04 Jan Hubicka <jh@suse.cz>
1286 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1287 * cgraphbuild.c: Include ipa-utils.h
1288 (record_reference_ctx): New struct.
1289 (record_reference): Simplify to work on initializers; not statements.
1290 (mark_address, mark_load, mark_store): New.
1291 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1293 (record_references_in_initializer): Update use of record_reference.
1294 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1297 2010-05-04 Jan Hubicka <jh@suse.cz>
1299 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1300 node will be removed anyway.
1301 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1302 relink aliases of node into prevailing node.
1303 * varpool.c (varpool_remove_node): Remove aliases properly;
1304 when removing node, remove all its aliases too; remove DECL_INITIAL
1305 of removed node; ggc_free the varpool node.
1307 2010-05-04 Richard Guenther <rguenther@suse.de>
1309 PR tree-optimization/43879
1310 * tree-ssa-structalias.c (alias_get_name): Use
1311 DECL_ASSEMBLER_NAME if available.
1312 (create_function_info_for): Return the varinfo node.
1313 (ipa_pta_execute): Associate same-body aliases and extra names
1314 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1316 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1318 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1320 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1323 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1324 only if HONOR_REG_ALLOC_ORDER is not defined.
1326 2010-05-04 Richard Guenther <rguenther@suse.de>
1328 PR tree-optimization/43949
1329 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1332 2010-04-26 Jason Merrill <jason@redhat.com>
1334 * c.opt (-fstrict-enums): New.
1335 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1337 2010-05-03 David Ung <davidu@mips.com>
1338 James E. Wilson <wilson@codesourcery.com>
1340 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1341 emit the trap instruction before the divide for TUNE_74K.
1343 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1345 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1346 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1347 based on the above, for new target hook.
1349 * hooks.c (hook_bool_mode_true): New generic hook.
1350 * hooks.h (hook_bool_mode_true): Add prototype.
1352 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1354 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1355 target hook, set to hook_bool_mode_false.
1356 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1357 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1358 with targetm.small_register_classes_for_mode_p.
1359 (find_reusable_reload): Likewise.
1360 (combine_reloads): Likewise.
1361 * reload1.c (reload_as_needed): Likewise.
1362 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1363 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1364 dead_or_predicable): Likewise.
1365 * regmove.c (optimize_reg_copy_1): Likewise.
1366 * calls.c (prepare_call_address): Likewise.
1367 (precompute_register_parameters): Likewise.
1369 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1371 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1372 implementation of the hook that considers all register classes
1373 small except for SH64.
1374 (sh_override_options): Use the new hook.
1375 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1378 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1380 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1381 implementation of the hook that considers all register classes
1383 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1386 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1388 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1389 implementation of the hook that considers all register classes
1391 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1394 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1396 * config/m32c/m32c.h: Likewise.
1397 * config/pdp11/pdp11.h: Likewise.
1398 * config/avr/avr.h: Likewise.
1399 * config/xtensa/xtensa.h: Likewise.
1400 * config/m68hc11/m68hc11.h: Likewise.
1401 * config/mn10300/mn10300.h: Likewise.
1402 * config/mcore/mcore.h: Likewise.
1403 * config/h8300/h8300.h: Likewise.
1404 * config/bfin/bfin.h: Likewise.
1406 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1407 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1409 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1411 * double-int.h (tree_to_double_int): Remove macro.
1412 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1413 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1414 (tree_to_double_int): New function.
1415 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1417 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1419 2010-05-03 Richard Guenther <rguenther@suse.de>
1421 PR tree-optimization/43971
1422 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1423 constraints in the !flag_delete_null_pointer_checks case.
1425 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1428 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1429 result mode matches original rtl mode.
1431 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1434 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1436 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1438 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1439 when processing flag options.
1441 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1443 * gcov-iov.c (main): Change format string placeholder
1444 from %#08x to 0x%08x.
1445 * genchecksum.c (dosum): Change format string placeholder
1446 from %#02x to 0x%02x.
1448 2010-05-02 Richard Guenther <rguenther@suse.de>
1450 PR tree-optimization/43879
1451 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1453 2010-05-02 Bruno Haible <bruno@clisp.org>
1455 * doc/extend.texi (Function Attributes): Fix a typo.
1457 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1460 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1461 placeholder from 0x%x to %#x.
1462 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1463 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1464 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1465 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1466 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1467 * config/i386/i386.c (ix86_target_string): Ditto.
1468 * config/i386/i386.c (output_pic_addr_const): Ditto.
1469 (print_operand): Ditto.
1471 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1473 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1474 placeholder from 0x%x to %#x.
1475 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1476 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1477 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1478 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1479 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1480 * optc-gen.awk: Ditto.
1481 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1482 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1483 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1484 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1486 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1488 * target.h (struct calls): Add function_value_regno_p field.
1489 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1490 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1491 * targhooks.c (default_function_value_regno_p): New function.
1492 * targhooks.h (default_function_value_regno_p): Declare function.
1493 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1494 * builtins.c. (apply_result_size): (Ditto.).
1495 * combine.c. (likely_spilled_retval_p): (Ditto.).
1496 * mode-switching.c. Include 'target.h'.
1497 (create_pre_exit): Use function_value_regno_p hook.
1498 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1499 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1500 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1502 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1503 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1504 (ix86_function_value_regno_p): Declare as static, change argument
1505 type to const unsigned int.
1506 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1508 2010-05-01 Richard Guenther <rguenther@suse.de>
1510 PR tree-optimization/43949
1511 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1513 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1515 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1517 * rtl.h (CONST_DOUBLE_P): Define.
1518 (rtx_to_double_int): Declare.
1519 * emit-rtl.c (rtx_to_double_int): New function.
1520 * dwarf2out.c (insert_double): New function.
1521 (loc_descriptor, add_const_value_attribute): Clean up, use
1522 rtx_to_double_int and insert_double functions.
1524 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1526 * doc/extend.texi (Inline): Add missing return keyword to examples.
1527 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1530 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1532 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1533 the variable part of the offset as well. Use highest_pow2_factor for
1534 all alignment checks.
1536 2010-04-30 Richard Guenther <rguenther@suse.de>
1538 PR tree-optimization/43879
1539 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1542 2010-04-30 Jan Hubicka <jh@suse.cz>
1544 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1546 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1548 2010-04-30 Jan Hubicka <jh@suse.cz>
1550 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1552 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1553 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1554 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1555 cgraph_node_set_needs_ltrans_p): Remove.
1557 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1559 * sdbout.c: Include vec.h, do not include varray.h.
1560 (deferred_global_decls, sdbout_global_decl,
1561 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1562 * toplev.c: Do not include varray.h.
1563 (dump_memory_report): Do not dump VARRAY statistics.
1564 * gengtype.c (open_base_file): Ignore varray.h.
1565 * Makefile.in: Update for abovementioned changes.
1566 Remove all traces of varray.c and varray.h.
1567 * varray.c: Remove file.
1568 * varray.h: Remove file.
1570 2010-04-30 Jan Hubicka <jh@suse.cz>
1572 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1575 2010-04-30 Jan Hubicka <jh@suse.cz>
1577 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1580 2010-04-30 Richard Guenther <rguenther@suse.de>
1582 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1583 constraints for CONSTRUCTOR.
1585 2010-04-30 Richard Guenther <rguenther@suse.de>
1588 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1589 first after all lowering passes.
1591 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1593 * toplev.c: Include varray.h for statistics dumping.
1594 * tree.h: Do not declare varray_head_tag.
1595 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1596 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1597 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1598 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1599 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1600 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1601 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1602 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1604 * Makefile.in: Update for abovementioned changes.
1606 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1609 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1611 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1613 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1614 Use this function to do machine-specific conversion.
1615 (picochip_legitimize_reload_address): Likewise.
1616 (picochip_legitimate_address_p): Check valid base register only if
1618 (picochip_check_conditional_copy): Check for modw only if opnd is
1620 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1621 to call the function in c.
1622 * config/picochip/picochip-protos.h
1623 (picochip_legitimize_reload_address): Define.
1624 * config/picochip/picochip.md (supported_compare1): Define.
1626 2010-04-30 Jan Hubicka <jh@suse.cz>
1628 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1629 (cgraph_global_info): Remove inlined.
1630 (LTO_cgraph_tag_names): Remove.
1631 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1632 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1633 simplify cgraph tags and document.
1634 (lto_output_node): Use only LTO_cgraph_unavail_node and
1635 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1636 for_functions_valid, global info, process and output flags.
1637 (input_overwrite_node): Initialize estimated stack size and
1638 estimated growth. Do not read flags we no longer store.
1639 (input_node): Likewise do not read info no longer stored.
1640 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1643 2010-04-30 Richard Guenther <rguenther@suse.de>
1645 PR tree-optimization/43879
1646 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1647 handle non-zero initializers.
1649 2010-04-30 Richard Guenther <rguenther@suse.de>
1651 * builtins.c (fold_builtin_1): Delete free (0).
1653 2010-04-29 Jan Hubicka <jh@suse.cz>
1655 * gengtype.c (open_base_files): Add lto-streamer.h
1656 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1657 (pass_ipa_cp): GGC collect.
1658 * toplev. (compile_file): Do not output symbols.
1659 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1660 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1661 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1662 * lto-section-in.c: Include ggc.h
1663 (lto_new_in_decl_state): Alloc in GGC.
1664 (lto_delete_in_decl_state): Likewise.
1665 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1668 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1671 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1672 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1673 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1674 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1675 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1676 account only if HONOR_REG_ALLOC_ORDER is not defined.
1677 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1678 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1680 2010-04-29 Jon Grant <04@jguk.org>
1682 * collect2.c (vflag): Change type from int to bool.
1684 (helpflag): New global bool.
1685 (main): Set vflag and debug with boolean, not integer truth values.
1686 Accept new "--help" option and output usage text if found.
1687 * collect2.h (vflag): Update prototype.
1690 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1693 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1695 2010-04-29 Richard Guenther <rguenther@suse.de>
1698 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1699 with ATTRIBUTE_UNUSED.
1701 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1704 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1705 INSN_P with NONDEBUG_INSN_P.
1706 (distance_non_agu_define): Likewise.
1707 (distance_agu_use): Likewise.
1709 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1711 From Dominique d'Humieres <dominiq@lps.ens.fr>
1713 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1716 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1718 * plugin.h (invoke_plugin_callbacks): New inline function.
1719 * plugin.c (flag_plugin_added): New global flag.
1720 (add_new_plugin): Initialize above flag.
1721 (invoke_plugin_callbacks): Rename to ...
1722 (invoke_plugin_callbacks_full): ... this.
1724 2010-04-28 Jan Hubicka <jh@suse.cz>
1726 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1727 (lto_varpool_replace_node): New.
1728 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1729 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1730 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1731 * cgraph.h (varpool_node_ptr): New type.
1732 (varpool_node_ptr): New vector.
1733 (varpool_node_set_def): New structure.
1734 (varpool_node_set): New type.
1735 (varpool_node_set): New vector.
1736 (varpool_node_set_element_def): New structure.
1737 (varpool_node_set_element, const_varpool_node_set_element): New types.
1738 (varpool_node_set_iterator): New type.
1739 (varpool_node): Add prev pointers, add used_from_other_partition,
1741 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1742 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1743 varpool_get_node, varpool_remove_node): Declare.
1744 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1745 varpool_node_set_size): New inlines.
1746 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1747 * tree-pass.h (varpool_node_set_def): Forward declare.
1748 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1749 (ipa_write_optimization_summaries): Update prototype.
1750 * ipa-cp.c (ipcp_write_summary): Update.
1751 * ipa-reference.c (ipa_reference_write_summary): Update.
1752 * lto-cgraph.c (lto_output_varpool_node): New static function.
1753 (output_varpool): New function.
1754 (input_varpool_node): New static function.
1755 (input_varpool_1): New function.
1756 (input_cgraph): Input varpool.
1757 * ipa-pure-const.c (pure_const_write_summary): Update.
1758 * lto-streamer-out.c (lto_output): Update, output varpool too.
1759 (write_global_stream): Kill WPA hack.
1760 (produce_asm_for_decls): Update.
1761 (output_alias_pair_p): Handle variables.
1762 (output_unreferenced_globals): Output only needed partition of varpool.
1763 * ipa-inline.c (inline_write_summary): Update.
1764 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1766 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1767 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1768 varpool_node_set_new, varpool_node_set_add,
1769 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1770 debug_varpool_node_set): New functions.
1771 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1772 (execute_one_pass): Process new decls too.
1773 (ipa_write_summaries_2): Pass around vsets.
1774 (ipa_write_summaries_1): Likewise.
1775 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1777 (ipa_write_optimization_summaries_1): Pass around vsets.
1778 (ipa_write_optimization_summaries): Likewise.
1779 * varpool.c (varpool_get_node): New.
1780 (varpool_node): Update doubly linked lists.
1781 (varpool_remove_node): New.
1782 (dump_varpool_node): More dumping.
1783 (varpool_enqueue_needed_node): Update doubly linked lists.
1784 (decide_is_variable_needed): Kill ltrans hack.
1785 (varpool_finalize_decl): Kill lto hack.
1786 (varpool_assemble_decl): Skip decls in other partitions.
1787 (varpool_assemble_pending_decls): Update doubly linkes lists.
1788 (varpool_empty_needed_queue): Likewise.
1789 (varpool_extra_name_alias): Likewise.
1790 * lto-streamer.c (lto_get_section_name): Add vars section.
1791 * lto-streamer.h (lto_section_type): Update.
1792 (output_varpool, input_varpool): Declare.
1794 2010-04-28 Mike Stump <mikestump@comcast.net>
1796 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1798 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1800 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1801 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1802 (lto_input_ts_type_tree_pointers): Likewise.
1803 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1804 (lto_output_ts_type_tree_pointers): Likewise.
1806 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1808 Uniquization of constants at the Tree level
1809 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1810 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1812 (tree_output_constant_def): Declare.
1813 * gimplify.c (gimplify_init_constructor): When using block copy, first
1814 uniquize the constant constructor on the RHS.
1815 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1816 DECL_IN_CONSTANT_POOL flag.
1817 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1818 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1820 (assemble_variable): Deal with symbols belonging to the tree constant
1822 (get_constant_section): Add ALIGN parameter and simplify.
1823 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1824 (assemble_constant_contents): Use the expression of the VAR_DECL.
1825 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1826 (tree_output_constant_def): New global function.
1827 (mark_constant): Use the expression of the VAR_DECL.
1828 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1830 (output_object_block): Likewise and assemble the expression.
1832 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1834 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1835 hash_tree, eq_tree): New tree hash table.
1836 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1837 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1838 lto_orig_address_remove): Reimplement.
1840 2010-04-28 Xinliang David Li <davidxl@google.com>
1843 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1844 (compute_uninit_opnds_pos): New function.
1845 (is_non_loop_exit_postdominating): New function.
1846 (compute_control_dep_chain): New function.
1847 (find_pdom): New function.
1848 (convert_control_dep_chain_into_preds): New function.
1849 (find_predicates): New function.
1850 (find_control_equiv_block): New function.
1851 (collect_phi_def_edges): New function.
1852 (find_def_preds): New function.
1853 (find_dom): New function.
1854 (dump_predicates): New function.
1855 (get_cmp_code): New function.
1856 (is_value_included_in): New function.
1857 (find_matching_predicate_in_rest_chains): New function.
1858 (use_pred_not_overlap_with_undef_path_pred): New function.
1859 (is_use_properly_guarded): New function.
1860 (normalize_cond_1): New function.
1861 (is_and_or_or): New function.
1862 (normalize_cond): New function.
1863 (is_gcond_subset_of): New function.
1864 (is_subset_of_any): New function.
1865 (is_or_set_subset_of): New function.
1866 (is_and_set_subset_of): New function.
1867 (is_norm_cond_subset_of): New function.
1868 (is_pred_expr_subset_of): New function.
1869 (is_pred_chain_subset_of): New function.
1870 (is_included_in): New function.
1871 (is_superset_of): New function.
1872 (find_uninit_use): New function.
1873 (warn_uninitialized_phi): New function.
1874 (compute_possibly_undefined_names): New function.
1875 (ssa_undefined_value_p): New function.
1876 (execute_late_warn_uninitialized): New function.
1877 * tree-ssa.c (ssa_undefined_value_p): Removed.
1878 (warn_uninit): Changed to extern.
1879 (warn_uninitialized_phi): Removed.
1880 (warn_uninitialized_vars): Changed to extern.
1881 (execute_late_warn_uninitialized): Removed
1882 * tree-flow.h: Add new prototypes.
1883 * timevar.def: Add new time variable.
1884 * Makefile.in: Add new build file.
1886 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1888 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1891 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1894 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1896 2010-04-28 Martin Jambor <mjambor@suse.cz>
1898 * cgraph.h (struct cgraph_node): New field indirect_calls.
1899 (struct cgraph_indirect_call_info): New type.
1900 (struct cgraph_edge): Removed field indirect_call. New fields
1901 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1902 (cgraph_create_indirect_edge): Declare.
1903 (cgraph_make_edge_direct): Likewise.
1904 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1905 * ipa-prop.h (struct ipa_param_call_note): Removed.
1906 (struct ipa_node_params): Removed field param_calls.
1907 (ipa_create_all_structures_for_iinln): Declare.
1908 * cgraph.c: Described indirect edges and uids in initial comment.
1909 (cgraph_add_edge_to_call_site_hash): New function.
1910 (cgraph_edge): Search also among the indirect edges, use
1911 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1912 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1913 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1915 (initialize_inline_failed): Assign a reason to indirect edges.
1916 (cgraph_create_edge_1): New function.
1917 (cgraph_create_edge): Moved some functionality to
1918 cgraph_create_edge_1.
1919 (cgraph_create_indirect_edge): New function.
1920 (cgraph_edge_remove_callee): Add an assert checking for
1922 (cgraph_edge_remove_caller): Special-case indirect edges.
1923 (cgraph_remove_edge): Likewise.
1924 (cgraph_set_edge_callee): New function.
1925 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1926 (cgraph_make_edge_direct): New function.
1927 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1928 the declaration of the call statement matches.
1929 (cgraph_node_remove_callees): Special-case indirect edges.
1930 (cgraph_clone_edge): Likewise.
1931 (cgraph_clone_node): Clone also the indirect edges.
1932 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1933 indirect_call, dump count of indirect_calls edges.
1934 * ipa-prop.c (iinlining_processed_edges): New variable.
1935 (ipa_note_param_call): Create indirect edges instead of
1936 creating notes. New parameter node.
1937 (ipa_analyze_call_uses): New parameter node, pass it on to
1938 ipa_note_param_call.
1939 (ipa_analyze_stmt_uses): Likewise.
1940 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1941 (print_edge_addition_message): Work on edges rather than on notes.
1942 (update_call_notes_after_inlining): Likewise, renamed to
1943 update_indirect_edges_after_inlining.
1944 (ipa_create_all_structures_for_iinln): New function.
1945 (ipa_free_node_params_substructures): Do not free notes.
1946 (ipa_edge_duplication_hook): Propagate bits within
1947 iinlining_processed_edges bitmap.
1948 (ipa_node_duplication_hook): Do not duplicate notes.
1949 (free_all_ipa_structures_after_ipa_cp): Renamed to
1950 ipa_free_all_structures_after_ipa_cp.
1951 (free_all_ipa_structures_after_iinln): Renamed to
1952 ipa_free_all_structures_after_iinln.
1953 (ipa_write_param_call_note): Removed.
1954 (ipa_read_param_call_note): Removed.
1955 (ipa_write_indirect_edge_info): New function.
1956 (ipa_read_indirect_edge_info): Likewise.
1957 (ipa_write_node_info): Do not stream notes, do stream information
1959 (ipa_read_node_info): Likewise.
1960 (lto_ipa_fixup_call_notes): Removed.
1961 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1962 * ipa-inline.c (pass_ipa_inline): Likewise.
1963 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1964 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1965 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1967 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1969 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1970 (output_cgraph): Stream also indirect edges.
1971 (lto_output_edge): Added capability to stream indirect edges.
1972 (input_edge): Likewise.
1973 (input_cgraph_1): Likewise.
1974 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1977 2010-04-28 Richard Guenther <rguenther@suse.de>
1979 PR tree-optimization/43879
1980 PR tree-optimization/43909
1981 * tree-ssa-structalias.c (struct variable_info): Add
1982 only_restrict_pointers flag.
1983 (new_var_info): Initialize it. Increment stats.total_vars here.
1984 (create_function_info_for): Do not increment stats.total_vars here.
1985 (get_function_part_constraint): Fix build with C++.
1986 (insert_into_field_list): Remove.
1987 (push_fields_onto_fieldstack): Properly merge fields.
1988 (create_variable_info_for): Split and simplify.
1989 (create_variable_info_for_1): New piece.
1990 (intra_create_variable_infos): Properly make restrict constraints
1993 2010-04-28 Richard Guenther <rguenther@suse.de>
1996 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1998 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1999 Jan Hubicka <hubicka@ucw.cz>
2001 * doc/invoke.texi (-Wsuggest-attribute=const,
2002 -Wsuggest-attribute=pure): Document.
2003 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2004 (function_always_visible_to_compiler_p,
2005 suggest_attribute, warn_function_pure, warn_function_const):
2007 (check_call): Improve debug info.
2008 (analyze_function): Do not check availability.
2009 (add_new_function): Check availability.
2010 (propagate): Output warnings.
2011 (skip_function_for_local_pure_const): New function.
2012 (local_pure_const): Use it; output warnings.
2013 * common.opt (Wsuggest-attribute=const,
2014 Wsuggest-attribute=pure): New.
2016 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2018 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2019 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2020 or DW_CFA_def_cfa_offset{,_sf}.
2022 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2024 * tree.h: Fix truncated long macros.
2026 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2028 * collect2.c (TARGET_64BIT): Redefine to target's default.
2029 * tlink.c: Likewise.
2030 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2031 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2032 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2033 for underscoring __USER_LABEL_PREFIX__.
2034 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2035 (SUB_LINK_ENTRY32): New.
2036 (SUB_LINK_ENTRY64): New.
2037 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2038 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2039 (SUB_LINK_ENTRY64): New.
2040 (SUB_LINK_ENTRY): New.
2041 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2042 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2043 x64 target is choosen.
2044 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2045 * configure: Regenerated.
2046 * configure.ac (leading-mingw64-underscores): Option added.
2048 2010-04-27 Jan Hubicka <jh@suse.cz>
2050 * doc/invoke.texi (-fipa-profile): Document.
2051 * opts.c (decode_options): Enable ipa-profile at -O1.
2052 * timevar.def (TV_IPA_PROFILE): Define.
2053 * common.opt (fipa-profile): Add.
2054 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2056 (cgraph_propagate_frequency): Handle only local ones.
2057 * tree-pass.h (pass_ipa_profile): Declare.
2058 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2059 (pass_ipa_profile): Use TV_IPA_PROFILE.
2060 * ipa.c (ipa_profile): New function.
2061 (gate_ipa_profile): Likewise.
2062 (pass_ipa_profile): New global variable.
2063 * passes.c (pass_ipa_profile): New.
2065 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2067 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2069 2010-04-27 Martin Jambor <mjambor@suse.cz>
2072 * ipa.c (dissolve_same_comdat_group_list): New function.
2073 (function_and_variable_visibility): Call
2074 dissolve_same_comdat_group_list when comdat group contains external or
2076 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2077 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2079 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2081 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2082 (const_hash_1) <VECTOR_CST>: New case.
2083 (compare_constant) <VECTOR_CST>: Likewise.
2084 <ADDR_EXPR>: Deal with LABEL_REFs.
2085 (copy_constant) <VECTOR_CST>: New case.
2087 2010-04-27 Jan Hubicka <jh@suse.cz>
2089 * cgraph.c (cgraph_propagate_frequency): New function.
2090 * cgraph.h (cgraph_propagate_frequency): Declare.
2091 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2092 cgraph_propagate_frequency.
2094 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2096 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2098 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2101 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2102 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2103 here to determine which regs to push and how much stack to reserve.
2105 2010-04-27 Jie Zhang <jie@codesourcery.com>
2107 * doc/gimple.texi (gimple_statement_with_ops): Remove
2108 addresses_taken field.
2109 (gimple_statement_with_memory_ops): Likewise.
2111 2010-04-27 Jan Hubicka <jh@suse.cz>
2113 * tree-inline.c (eni_inlining_weights): Remove.
2114 (estimate_num_insns): Special case more builtins.
2116 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2119 * c-typeck.c (build_binary_op): Move forward check for comparison
2120 pointer with null pointer constant and adjust the diagnostic message.
2122 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2125 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2126 binutils supports extended .section directive needed by LTO, or
2127 warn if older binutils found.
2128 (LTO_BINARY_READER): New AC_SUBST'd variable.
2129 (LTO_USE_LIBELF): Likewise.
2130 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2132 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2133 (LTO_USE_LIBELF): Likewise.
2134 * configure: Regenerate.
2136 * collect2.c (is_elf): Rename from this ...
2137 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2138 object files in addition to ELF-formatted ones.
2139 (scan_prog_file): Caller updated. Also allow for LTO info marker
2140 symbol to be prefixed or not by an extra underscore.
2142 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2143 * config/i386/winnt.c: Also #include lto-streamer.h
2144 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2146 (i386_pe_asm_output_aligned_decl_common): Add comment.
2147 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2149 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2152 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2153 Add missing earlyclobber for second alternative.
2155 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2157 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2158 bits for artificial defs at the top of the block.
2159 * fwprop.c (single_def_use_enter_block): Don't call it.
2161 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2164 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2165 instead of "$gcc_cv_objdump -T".
2166 Use "-undefined dynamic_lookup" on darwin.
2167 * gcc/configure: Regenerate.
2169 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2172 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2174 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2176 * c-parser.c (struct c_token): Move location field up.
2177 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2178 (struct c_declspecs): Convert typespec_word, storage_class, and
2179 default_int_p into bitfields.
2180 (struct c_declarator): Move loc field up.
2182 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2184 * cfgloop.h (struct loop): Move can_be_parallel field up.
2185 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2186 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2188 (struct iv_cand): Convert pos field into a bitfield.
2189 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2191 (struct _stmt_vec_info): Shuffle fields for better packing.
2193 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2195 * varasm.c (IN_NAMED_SECTION): Remove guard.
2196 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2197 (IN_NAMED_SECTION_P): ...this.
2198 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2199 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2201 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2203 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2204 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2205 of shadowing it. Fix comments.
2207 2010-04-26 Jan Hubicka <jh@suse.cz>
2209 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2210 (cgraph_clone_node): Copy function frequency.
2211 * cgraph.h (node_frequency): New enum
2212 (struct cgraph_node): Add.
2213 * final.c (rest_of_clean_state): Update.
2214 * lto-cgraph.c (lto_output_node): Output node frequency.
2215 (input_overwrite_node): Input node frequency.
2216 * tre-ssa-loop-ivopts (computation_cost): Update.
2217 * lto-streamer-out.c (output_function): Do not output function
2219 * predict.c (maybe_hot_frequency_p): Update and handle functions
2221 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2223 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2224 (compute_function_frequency): Set noreturn functions to be executed
2226 (choose_function_section): Update.
2227 * lto-streamer-in.c (input_function): Do not input function frequency.
2228 * function.c (allocate_struct_function): Do not initialize function
2230 * function.h (function_frequency): Remove.
2231 (struct function): Remove function frequency.
2232 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2233 (try_update): Update.
2234 * tree-inline.c (initialize_cfun): Do not update function frequency.
2235 * passes.c (pass_init_dump_file): Update.
2236 * i386.c (ix86_compute_frame_layout): Update.
2237 (ix86_pad_returns): Update.
2239 2010-04-26 Jie Zhang <jie@codesourcery.com>
2241 PR tree-optimization/43833
2242 * tree-vrp.c (range_int_cst_p): New.
2243 (range_int_cst_singleton_p): New.
2244 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2245 when both operands are constants. Use range_int_cst_p in
2248 2010-04-26 Jan Hubicka <jh@suse.cz>
2250 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2252 2010-04-26 Richard Guenther <rguenther@suse.de>
2255 * gimple.c (gimple_decl_printable_name): Deal gracefully
2256 with a NULL DECL_NAME.
2258 2010-04-26 Richard Guenther <rguenther@suse.de>
2261 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2262 if emitting debug information and it is either a function
2263 or a namespace decl.
2265 2010-04-26 Ira Rosen <irar@il.ibm.com>
2267 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2268 determine if the statement is vectorizable, and a macro to access it.
2269 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2270 Skip statements that can't be vectorized. If the analysis fails,
2271 mark the statement as unvectorizable if vectorizing basic block.
2272 (vect_compute_data_refs_alignment): Likewise.
2273 (vect_verify_datarefs_alignment): Skip statements marked as
2274 unvectorizable. Add print.
2275 (vect_analyze_group_access): Skip statements that can't be
2276 vectorized. If the analysis fails, mark the statement as
2277 unvectorizable if vectorizing basic block.
2278 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2279 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2280 generated stmts for SLP.
2281 (new_stmt_vec_info): Initialize the new field.
2282 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2283 statements marked as unvectorizable.
2285 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2287 * c-common.c (flag_isoc1x): New.
2288 (flag_isoc99): Update comment.
2289 * c-common.h (flag_isoc1x): New.
2290 (flag_isoc99): Update comment.
2291 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2292 __<type>_DECIMAL_DIG__.
2293 * c-opts.c (set_std_c1x): New.
2294 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2295 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2296 * c.opt (-std=c1x, -std=gnu1x): New options.
2297 * doc/cpp.texi: Mention -std=c1x.
2298 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2299 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2300 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2301 * doc/standards.texi: Mention C1X.
2302 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2303 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2304 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2307 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2309 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2310 placeholder from 0x%x to %#x.
2311 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2312 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2313 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2314 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2315 * config/i386/i386.c (ix86_target_string): Ditto.
2316 (output_pic_addr_const): Ditto.
2317 (print_operand): Ditto.
2319 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2321 * combine.c (find_split_point): Add third argument. Use it
2322 to find nested multiply-accumulate instructions. Adjust calls.
2323 (try_combine): Adjust call to find_split_point.
2325 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2327 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2329 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2331 PR tree-optimization/41442
2332 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2333 (fold_binary_loc): Call it.
2335 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2337 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2338 * opts.c (common_handle_option): Allow disabling it.
2339 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2341 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2343 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2344 between modes if both types are integral.
2346 2010-04-23 Richard Guenther <rguenther@suse.de>
2348 PR tree-optimization/43572
2349 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2351 2010-04-23 Richard Guenther <rguenther@suse.de>
2354 * tree-inline.c (tree_can_inline_p): Also check compatibility
2357 2010-04-23 Martin Jambor <mjambor@suse.cz>
2359 PR tree-optimization/43846
2360 * tree-sra.c (struct access): New flag grp_assignment_read.
2361 (build_accesses_from_assign): Set grp_assignment_read.
2362 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2363 (enum mark_read_status): New type.
2364 (analyze_access_subtree): Propagate grp_assignment_read, create
2365 accesses also if both direct_read and root->grp_assignment_read.
2367 2010-04-23 Martin Jambor <mjambor@suse.cz>
2370 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2371 function does not have type attributes.
2373 2010-04-23 Richard Guenther <rguenther@suse.de>
2376 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2379 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2381 * sese.h (create_if_region_on_edge): Remove.
2383 * sese.c (create_if_region_on_edge): Make static.
2385 * tree-inline.c: Do not include ggc.h.
2387 * expr.c: Do not include ggc.h.
2389 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2392 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2395 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2396 in the middle of insns for casesi_worker_2.
2398 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2400 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2402 2010-04-22 Ira Rosen <irar@il.ibm.com>
2404 PR tree-optimization/43842
2405 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2406 loop unrolling in update of exit phis. Fix comment.
2407 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2408 least two reduction statements in the loop before starting SLP
2411 2010-04-22 Nick Clifton <nickc@redhat.com>
2413 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2415 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2417 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2420 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2422 * tree-parloops.c (loop_parallel_p): New argument
2423 parloop_obstack. Pass it down.
2424 (parallelize_loops): New variable parloop_obstack. Initialize it,
2425 pass it down, free it.
2427 * tree-loop-linear.c (linear_transform_loops): Pass down
2430 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2431 of type struct obstack *.
2433 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2434 scratch_obstack. Initialize it, pass down, free it.
2436 * lambda.h (lambda_loop_new): Remove.
2437 (lambda_matrix_new, lambda_matrix_inverse)
2438 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2439 argument of type struct obstack *.
2441 * lambda-trans.c (lambda_trans_matrix_new): New argument
2442 lambda_obstack. Pass it down, use obstack allocation for ret.
2443 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2446 * lambda-mat.c (lambda_matrix_get_column)
2447 (lambda_matrix_project_to_null): Remove.
2448 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2450 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2453 * lambda-code.c (lambda_loop_new): New function.
2454 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2455 (lambda_compute_auxillary_space, lambda_compute_target_space)
2456 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2457 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2458 (build_access_matrix): New argument lambda_obstack. Use obstack
2460 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2461 argument lambda_obstack. Pass it down.
2463 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2465 * optabs.h (expand_widening_mult): Declare.
2467 2010-04-22 Richard Guenther <rguenther@suse.de>
2469 PR tree-optimization/43845
2470 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2471 lookup the CALL_EXPR function and arguments.
2473 2010-04-22 Nick Clifton <nickc@redhat.com>
2475 * config/stormy16/stormy16.c
2476 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2477 * config/stormy16/stormy16.h: Tidy up formatting.
2478 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2479 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2480 (ineqbranchsi): Delete pattern.
2481 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2482 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2483 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2484 stormy16-lib2-ucmpsi2.c.
2486 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2488 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2489 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2490 extra set merge_set_noclobber, and use it to relax the final test
2492 * df.h (df_simulate_find_noclobber_defs): Declare.
2493 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2495 (df_simulate_find_noclobber_defs): New function.
2497 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2499 * config/i386/i386.md: Use {} around multi-line preparation statements.
2501 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2503 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2504 (process_init_element): New argument of type struct obstack *.
2506 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2507 (set_init_index, set_init_label, set_nonincremental_init)
2508 (set_nonincremental_init_from_string, find_init_member)
2509 (output_init_element, output_pending_init_elements)
2510 (process_init_element): New argument braced_init_obstack. Pass it
2512 (push_range_stack, add_pending_init): New argument
2513 braced_init_obstack. Use obstack allocation.
2515 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2516 braced_init_obstack. Pass it down.
2517 (c_parser_braced_init): New variables ret, braced_init_obstack.
2518 Initialize obstack, pass it down and finally free it.
2520 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2523 * tree-pass.h (pass_optimize_widening_mul): Declare.
2524 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2525 gate_optimize_widening_mul): New static functions.
2526 (pass_optimize_widening_mul): New.
2527 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2528 <case MULT_EXPR>: Remove support for widening multiplies.
2529 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2530 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2531 simplify_gen_unary rather than directly building extensions.
2532 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2534 * expmed.c (expand_widening_mult): New function.
2535 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2537 2010-04-21 Jan Hubicka <jh@suse.cz>
2539 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2540 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2541 * lto-wpa-fixup.c: Remove.
2542 * Makefile.in (lto-wpa-fixup.o): Remove.
2543 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2544 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2545 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2547 2010-04-21 Jan Hubicka <jh@suse.cz>
2549 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2550 add write_optimization_summary, read_optimization_summary.
2551 (ipa_write_summaries_of_cgraph_node_set): Remove.
2552 (ipa_write_optimization_summaries): Declare.
2553 (ipa_read_optimization_summaries): Declare.
2554 * ipa-cp.c (pass_ipa_cp): Update.
2555 * ipa-reference.c (pass_ipa_reference): Update.
2556 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2557 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2559 * ipa-inline.c (pass_ipa_inline): Update.
2560 * ipa.c (pass_ipa_whole_program): Update.
2561 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2562 * passes.c (ipa_write_summaries_1): Do not test wpa.
2563 (ipa_write_optimization_summaries_1): New.
2564 (ipa_write_optimization_summaries): New.
2565 (ipa_read_summaries): Do not test ltrans.
2566 (ipa_read_optimization_summaries_1): New.
2567 (ipa_read_optimization_summaries): New.
2569 2010-04-21 Jan Hubicka <jh@suse.cz>
2571 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2573 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2575 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2578 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2579 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2581 2010-04-21 Jan Hubicka <jh@suse.cz>
2583 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2585 2010-04-21 Jan Hubicka <jh@suse.cz>
2587 * varpool.c (decide_is_variable_needed): Variable is always needed
2590 2010-04-21 Jan Hubicka <jh@suse.cz>
2592 * opts.c (decode_options): Enable pure-const pass for whopr.
2594 2010-04-21 Jan Hubicka <jh@suse.cz>
2596 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2597 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2599 (cgraph_decide_inlining): Do not expect callee to be removed in all
2602 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2604 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2606 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2608 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2609 amdfam10_decode attributes.
2611 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2614 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2615 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2616 (lower_copyprivate_clauses): Use private var in outer
2617 context instead of original var. Make sure the types
2618 are correct for VLAs.
2620 2010-04-21 Richard Guenther <rguenther@suse.de>
2622 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2623 to non-pointer objects.
2625 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2627 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2628 last chain entry if it starts with the still current label.
2629 (add_location_or_const_value_attribute): Check that
2630 loc_list->first->next is NULL instead of comparing ->first with ->last.
2631 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2632 to add_var_loc_to_decl.
2634 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2635 >= 4 add also address size and segment size fields into CIE header.
2637 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2638 long as address size is the same as sizeof (void *) and
2640 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2641 address size or segment size is unexpected, return DW_EH_PE_omit.
2642 (classify_object_over_fdes): If get_cie_encoding returned
2643 DW_EH_PE_omit, return -1.
2644 (init_object): If classify_object_over_fdes returned -1,
2645 pretend there were no FDEs at all.
2647 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2649 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2650 bswap{si,di}2 using SWI48 mode iterator.
2651 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2652 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2653 set modrm attribute of bswap insn to 0 and remove length attribute.
2654 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2655 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2656 set mode attribute to <MODE> and remove length attribute.
2658 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2660 PR rtl-optimization/43520
2661 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2662 zero available registers.
2664 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2666 * builtins.c (fold_builtin_cproj): Fold more cases.
2668 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2670 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2671 (fold_builtin_1): Fold builtin cproj.
2672 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2673 Use ATTR_CONST_NOTHROW_LIST.
2675 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2677 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2678 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2679 ffsi2_no_cmove for !TARGET_CMOVE.
2680 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2681 (ffssi2): Remove expander.
2682 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2684 (ctz<mode>2): Ditto from ctz{si,di}2.
2685 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2687 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2690 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2692 * dwarf2out.c (AT_linkage_name): Define.
2693 (clone_as_declaration): Handle DW_AT_linkage_name.
2694 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2695 of DW_AT_MIPS_linkage_name.
2696 (move_linkage_attr): Likewise.
2697 (dwarf2out_finish): Likewise.
2699 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2702 * fold-const.c (fold_comparison): New folding rule.
2704 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2706 * double-int.h (double_int_setbit): Declare.
2707 * double-int.c (double_int_setbit): New function.
2708 * rtl.h (immed_double_int_const): Declare.
2709 * emit-rtl.c (immed_double_int_const): New function.
2710 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2711 and immed_double_int_const functions.
2712 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2713 expand_copysign_bit): (Ditto.).
2714 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2715 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2716 * dojump.c (prefer_and_bit_test): (Ditto.).
2717 * expr.c (convert_modes, reduce_to_bit_field_precision,
2718 const_vector_from_tree): (Ditto.).
2719 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2721 2010-04-20 Jan Hubicka <jh@suse.cz>
2723 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2724 (dump_cgraph_node): Dump new flags.
2725 * cgraph.h (struct cgraph_node): Add flags
2726 reachable_from_other_partition and in_other_partition.
2727 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2728 other partition can not be removed.
2729 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2730 the other partition must be output; silence sanity checking on
2731 leaking functions bodies from other paritition.
2732 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2733 (lto_output_node): Output new flags; do not sanity check that inline
2734 clones are output; drop lto_forced_extern_inline_p code; do not mock
2735 visibility flags at partition boundaries.
2736 (add_node_to): New function.
2737 (output_cgraph): Use it to sort functions so masters appear before
2739 (input_overwrite_node): Input new flags.
2740 * passes.c (ipa_write_summaries): Do not call
2741 lto_new_extern_inline_states.
2742 * lto-section-out.c (forced_extern_inline,
2743 lto_new_extern_inline_states lto_delete_extern_inline_states,
2744 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2745 * lto-streamer.h (lto_new_extern_inline_states,
2746 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2747 lto_forced_extern_inline_p): Kill.
2749 2010-04-20 Richard Guenther <rguenther@suse.de>
2751 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2752 from vars that can have pointers.
2753 (process_constraint): Dump useless constraints.
2755 2010-04-20 Richard Guenther <rguenther@suse.de>
2757 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2758 (dump_sa_points_to_info): Remove asserts.
2759 (init_base_vars): nothing_id isn't an escape point nor does it
2762 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2764 * tree.h (TYPE_REF_IS_RVALUE): Define.
2765 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2766 should_move_die_to_comdat, prune_unused_types_walk): Handle
2767 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2768 (modified_type_die, gen_reference_type_die): Emit
2769 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2770 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2772 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2775 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2776 calls for -fpic -m31 if they have been sibcall optimized.
2778 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2780 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2781 ar.lc fixed and call-used.
2783 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2785 2010-04-19 Jan Hubicka <jh@suse.cz>
2787 * opts.c (decode_options): Disable whpr incompatible passes.
2788 * lto/lto.c (lto_1_to_1_map): Skip clones.
2789 (read_cgraph_and_symbols): Do not mark everything as needed.
2790 (do_whole_program_analysis): Do map only after optimizing;
2791 set proper cgraph_state; use passmanager.
2793 2010-04-19 DJ Delorie <dj@redhat.com>
2795 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2796 POINTER_PLUS_EXPR and fix them.
2798 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2800 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2801 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2802 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2803 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2804 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2805 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2806 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2807 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2808 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2809 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2810 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2812 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2814 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2815 (check_cond_move_block): Likewise.
2816 (cond_move_process_if_block): Likewise.
2817 (noce_find_if_block): Improve formatting.
2818 (find_if_header): Pass 0 to memset and tweak conditions.
2819 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2821 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2823 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2827 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2828 with non-local decl doesn't need chain.
2830 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2832 * ira-color.c (allocno_reload_assign): Avoid accumulating
2833 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2835 2010-04-19 Martin Jambor <mjambor@suse.cz>
2837 * gimple.h (create_tmp_reg): Declare.
2838 * gimplify.c (create_tmp_reg): New function.
2839 (gimplify_return_expr): Use create_tmp_reg.
2840 (gimplify_omp_atomic): Likewise.
2841 (gimple_regimplify_operands): Likewise.
2842 * tree-dfa.c (make_rename_temp): Likewise.
2843 * tree-predcom.c (predcom_tmp_var): Likewise.
2844 (reassociate_to_the_same_stmt): Likewise.
2845 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2846 (get_replaced_param_substitute): Likewise.
2847 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2848 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2849 * tree-ssa-pre.c (get_representative_for): Likewise.
2850 (create_expression_by_pieces): Likewise.
2851 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2852 (create_tailcall_accumulator): Likewise.
2854 2010-04-19 Martin Jambor <mjambor@suse.cz>
2856 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2858 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2860 2010-04-19 Richard Guenther <rguenther@suse.de>
2862 PR tree-optimization/43796
2863 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2864 from SCEV in the lattice.
2865 (vrp_visit_phi_node): Dump change.
2867 2010-04-19 Richard Guenther <rguenther@suse.de>
2869 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2870 * configure: Re-generated.
2872 2010-04-19 Richard Guenther <rguenther@suse.de>
2874 PR tree-optimization/43783
2875 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2876 constant ARRAY_REF operands two and three if possible.
2878 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2881 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2883 2010-04-19 Jie Zhang <jie@codesourcery.com>
2886 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2888 2010-04-19 Ira Rosen <irar@il.ibm.com>
2890 PR tree-optimization/37027
2891 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2892 and macro to access it.
2893 (vectorizable_reduction): Add argument.
2894 (vect_get_slp_defs): Likewise.
2895 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2896 statements for possible use in SLP.
2897 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2898 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2899 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2901 (vectorizable_reduction): Likewise.
2902 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2904 (vectorizable_type_demotion, vectorizable_type_promotion,
2905 vectorizable_store): Likewise.
2906 (vect_analyze_stmt): Update call to vectorizable_reduction.
2907 (vect_transform_stmt): Likewise.
2908 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2909 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2910 from different interleaving chains in same node.
2911 (vect_slp_rearrange_stmts): New function.
2912 (vect_supported_load_permutation_p): Allow load permutations for
2913 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2914 inside SLP nodes if necessary.
2915 (vect_analyze_slp_instance): Handle reductions.
2916 (vect_analyze_slp): Try to build SLP instances originating from groups
2918 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2919 (vect_get_constant_vectors): Create initial vectors for reductions
2920 according to reduction code. Add new argument.
2921 (vect_get_slp_defs): Add new argument, pass it to
2922 vect_get_constant_vectors.
2923 (vect_schedule_slp_instance): Remove SLP tree root statements.
2925 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2927 * tree.h (ENUM_IS_SCOPED): Define.
2928 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2929 for ENUM_IS_SCOPED enums.
2931 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2933 * fold-const.c (fold_comparison): Use ssizetype.
2934 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2935 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2936 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2937 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2939 * tree.h (initialize_sizetypes): Remove parameter.
2940 (build_common_tree_nodes): Remove second parameter.
2941 * stor-layout.c (initialize_sizetypes): Remove parameter.
2942 Always create an unsigned type.
2943 (set_sizetype): Assert that the passed type is unsigned and simplify.
2944 * tree.c (build_common_tree_nodes): Remove second parameter.
2945 Adjust call to initialize_sizetypes.
2946 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2947 build_common_tree_nodes.
2949 2010-04-18 Matthias Klose <doko@ubuntu.com>
2951 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2953 2010-04-18 Ira Rosen <irar@il.ibm.com>
2955 PR tree-optimization/43771
2956 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2957 load permutation doesn't have gaps.
2959 2010-04-18 Jan Hubicka <jh@suse.cz>
2961 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2962 (sse_prologue_save_insn expander): Use new pattern.
2963 (sse_prologue_save_insn1): New pattern and splitter.
2964 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2966 * i386.c (setup_incoming_varargs_64): Do not compute jump
2968 (ix86_gimplify_va_arg): Update alignment needed.
2969 (ix86_local_alignment): Do not align all local arrays to 128bit.
2971 2010-04-17 Jan Hubicka <jh@suse.cz>
2973 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2975 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2977 * arm.md (negdi2): Remove redundant code to force values into a
2980 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2982 * arm/bpabi.S: Add EABI alignment attributes to objects.
2983 * arm/bpabi-v6m.S: Likewise.
2984 * arm/crti.asm: Likewise.
2985 * arm/crtn.asm: Likewise.
2986 * arm/lib1funcs.asm: Likewise.
2987 * arm/libunwind.S: Likewise.
2989 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2991 * arm-protos.h (tune_params): New structure.
2992 * arm.c (current_tune): New variable.
2993 (arm_constant_limit): Delete.
2994 (struct processors): Add pointer to the tune parameters.
2995 (arm_slowmul_tune): New tuning option.
2996 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2997 (all_cores): Adjust to pick up the tuning model.
2998 (arm_constant_limit): New function.
2999 (arm_override_options): Select the appropriate tuning model. Delete
3000 initialization of arm_const_limit.
3001 (arm_split_constant): Use the new constant-limit model.
3002 (arm_rtx_costs): Pick up the current tuning model.
3003 * arm.md (is_strongarm, is_xscale): Delete.
3004 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3005 for Xscale variant architectures.
3006 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3008 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3010 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3012 (arm_rtx_costs_1): Remove unused variable extra_cost.
3013 (arm_unwind_emit_set): Use variable offset.
3014 (thumb1_output_casesi): Remove unused variable flags.
3016 2010-04-16 Jeff Law <law@redhat.com>
3018 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3019 needing assignment rather than doing a two-phase assignment. Remove
3020 unused variable 'm'.
3022 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3025 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3027 2010-04-16 Doug Kwan <dougkwan@google.com>
3029 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3030 (next_operand_entry_id): New static variable.
3031 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3032 (add_to_ops_vec): Assigned unique ID to operand entry.
3033 (struct oecount_s): New field ID.
3034 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3035 (undistribute_ops_list): Assign unique IDs to oecounts.
3036 (init_reassoc): reset next_operand_entry_id.
3038 2010-04-16 Doug Kwan <dougkwan@google.com>
3040 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3041 missing left parenthesis.
3043 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3045 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3046 *btdi_rex64 using SWI48 mode iterator.
3047 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3048 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3049 *jcc_btdi_mask_rex64.
3051 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3053 * double-int.h (tree_to_double_int): Convert to macro.
3054 * double-int.c (tree_to_double_int): Remove.
3056 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3059 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3060 with want_address 2 and in case a single element list might be
3061 possible, call it again with want_address 0.
3063 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3065 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3066 case 'W' print operands for HI mode.
3067 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3068 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3069 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3070 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3072 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3074 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3075 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3076 #xx:3 and #xx:4 mode.
3078 * config/h8300/h8300.md (inverted load with HImode dest): Add
3079 support for H8300SX.
3081 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3082 satisfy 'U' constraint.
3084 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3086 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3087 * configure: Regenerate.
3088 * config.in: Regenerate.
3089 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3092 2010-04-16 Richard Guenther <rguenther@suse.de>
3094 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3095 (struct tree_decl_common): ... here.
3096 (DECL_PT_UID): Adjust.
3097 (SET_DECL_PT_UID): Likewise.
3098 (DECL_PT_UID_SET_P): Likewise.
3100 2010-04-16 Richard Guenther <rguenther@suse.de>
3102 PR tree-optimization/43572
3103 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3104 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3105 * tree-flow.h (is_call_clobbered): Remove.
3106 * tree-flow-inline.h (is_call_clobbered): Likewise.
3107 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3108 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3109 (execute_return_slot_opt): Adjust.
3110 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3111 check for call clobbered vars here.
3112 (find_tail_calls): Move tailcall verification to the
3115 2010-04-16 Diego Novillo <dnovillo@google.com>
3117 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3119 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3122 * config/arm/arm.md (cbranchqi4): New pattern.
3123 * config/arm/predicates.md (const0_operand,
3124 cbranchqi4_comparison_operator): New predicates.
3126 2010-04-16 Richard Guenther <rguenther@suse.de>
3128 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3129 (dump_gimple_stmt): Likewise.
3131 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3133 * recog.h (struct recog_data): New field is_operator.
3134 (struct insn_operand_data): New field is_operator.
3135 * recog.c (extract_insn): Set recog_data.is_operator.
3136 * genoutput.c (output_operand_data): Emit code to set the
3138 * reload.c (find_reloads): Use it rather than testing for an
3139 empty constraint string.
3142 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3143 If the previous insn is a cbranchsi4_insn with the same arguments,
3144 omit the compare instruction.
3146 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3147 register, inputs must be low registers and we need a low register
3148 scratch. Handle alternative 2 like alternative 3.
3150 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3152 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3153 don't call get_addr on both. If one expression is a VALUE and
3154 the other a REG, check VALUE's locs if the REG isn't among them.
3156 2010-04-16 Christian Bruel <christian.bruel@st.com>
3158 * config/sh/sh.h (sh_frame_pointer_required): New function.
3159 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3160 (flag_omit_frame_pointer) Set.
3161 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3162 (rounded_frame_size): Adjust size with outgoing_args_size.
3163 (sh_set_return_address): Must return from stack pointer.
3164 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3165 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3166 (ACCUMULATE_OUTGOING_ARGS): Define.
3167 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3168 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3170 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3173 * config/sh/sh.c (sh_legitimize_reload_address): Use
3174 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3175 Remove a unneeded check for offset_base.
3177 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3179 * configure: Regenerated.
3181 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3183 * config/s390/s390.c (s390_call_save_register_used): Switch back
3184 to HARD_REGNO_NREGS.
3186 2010-04-15 Richard Guenther <rguenther@suse.de>
3188 * alias.c (alias_set_subset_of): Handle alias-set zero
3191 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3192 Julian Brown <julian@codesourcery.com>
3194 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3195 alternatives according to use of high and low regs.
3196 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3197 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3198 optimizing for size on Thumb-2.
3200 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3202 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3204 2010-04-15 Richard Guenther <rguenther@suse.de>
3206 * tree-ssa-structalias.c (struct variable_info): Add
3208 (new_var_info): Initialize it.
3209 (dump_constraints): Support printing last added constraints.
3210 (debug_constraints): Adjust.
3211 (dump_constraint_graph): Likewise.
3212 (make_heapvar_for): Check for NULL cfun.
3213 (get_function_part_constraint): New function.
3214 (get_fi_for_callee): Likewise.
3215 (find_func_aliases): Properly implement IPA PTA constraints.
3216 (process_ipa_clobber): New function.
3217 (find_func_clobbers): Likewise.
3218 (insert_into_field_list_sorted): Remove.
3219 (create_function_info_for): Properly allocate vars for IPA mode.
3220 Do not use insert_into_field_list_sorted.
3221 (create_variable_info_for): Properly generate constraints for
3222 global vars in IPA mode.
3223 (dump_solution_for_var): Always dump the solution.
3224 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3225 (find_what_var_points_to): Adjust.
3226 (pt_solution_set): Change.
3227 (pt_solution_ior_into): New function.
3228 (pt_solution_empty_p): Export.
3229 (pt_solution_includes_global): Adjust.
3230 (pt_solution_includes_1): Likewise.
3231 (pt_solutions_intersect_1): Likewise.
3232 (dump_sa_points_to_info): Check some invariants.
3233 (solve_constraints): Move constraint dumping ...
3234 (compute_points_to_sets): ... here.
3235 (ipa_pta_execute): ... and here.
3236 (compute_may_aliases): Do not re-compute points-to info
3237 locally if IPA info is available.
3238 (ipa_escaped_pt): New global var.
3239 (ipa_pta_execute): Properly implement IPA PTA.
3240 * tree-into-ssa.c (dump_decl_set): Support dumping
3241 decls not in referenced-vars.
3242 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3243 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3244 (dump_points_to_solution): Likewise.
3245 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3246 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3247 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3248 (copy_decl_to_var): Copy DECL_PT_UID.
3249 (copy_result_decl_to_var): Likewise.
3250 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3251 (copy_node_stat): Copy it.
3252 * tree.h (DECL_PT_UID): New macro.
3253 (SET_DECL_PT_UID): Likewise.
3254 (DECL_PT_UID_SET_P): Likewise.
3255 (struct tree_decl_minimal): Add pt_uid member.
3256 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3257 (pt_solution_empty_p): Declare.
3258 (pt_solution_set): Adjust.
3259 (ipa_escaped_pt): Declare.
3260 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3261 * gimple-pretty-print.c (pp_points_to_solution): New function.
3262 (dump_gimple_call): Dump call clobber/use information.
3263 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3264 * tree-pass.h (TDF_ALIAS): New dump option.
3265 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3266 * doc/invoke.texi (-fipa-pta): Update documentation.
3268 2010-04-15 Richard Guenther <rguenther@suse.de>
3270 * Makefile.in (OBJS-common): Add gimple-fold.o.
3271 (gimple-fold.o): New rule.
3272 * tree.h (maybe_fold_offset_to_reference,
3273 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3275 * gimple.h: ... here.
3276 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3277 may_propagate_address_into_dereference): Move prototypes ...
3278 * gimple.h: ... here.
3279 * tree-ssa-ccp.c (get_symbol_constant_value,
3280 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3281 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3282 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3283 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3284 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3285 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3286 gimplify_and_update_call_from_tree): Move ...
3287 * gimple-fold.c: ... here. New file.
3288 (ccp_fold_builtin): Rename to ...
3289 (gimple_fold_builtin): ... this.
3290 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3292 2010-04-15 Richard Guenther <rguenther@suse.de>
3294 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3295 fit_double_type, force_fit_type_double, add_double_with_sign,
3296 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3297 lrotate_double, rrotate_double, div_and_round_double): Move ...
3298 * double-int.c: ... here.
3299 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3300 add_double, neg_double, mul_double_with_sign, mul_double,
3301 lshift_double, rshift_double, lrotate_double, rrotate_double,
3302 div_and_round_double): Move prototypes ...
3303 * double-int.h: ... here.
3305 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3308 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3309 matching constraints to ensure inputs match the output.
3311 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3314 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3315 in an input-only operand.
3317 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3319 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3320 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3321 (double_int_negative_p): Convert to static inline function.
3322 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3323 (double_int_negative_p): Remove.
3324 * tree.h (lshift_double, rshift_double):
3325 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3326 * fold-const.c (fold_convert_const_int_from_real,
3327 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3328 (lshift_double): Change type of arith argument to bool.
3329 (rshift_double): Change type of arith argument to bool. Correct
3331 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3333 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3336 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3337 at the start and end of the then/else blocks, and omit them from the
3339 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3340 argument; all callers changed. Pass zero to old_insns_match_p instead.
3341 (flow_find_head_matching_sequence): New function.
3342 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3343 * basic-block.h (flow_find_cross_jump,
3344 flow_find_head_matching_sequence): Declare functions.
3346 2010-04-14 Jason Merrill <jason@redhat.com>
3349 * c-common.c (attribute_takes_identifier_p): New fn.
3350 * c-common.h: Declare it.
3352 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3354 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3356 (*udivmod<mode>4): Ditto.
3358 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3360 * config/i386/i386.md (maxmin_int): Rename code attribute from
3361 maxminiprefix and update all users.
3362 (maxmin_float): Ditto from maxminfprefix.
3363 (logic): Ditto from logicprefix.
3364 (absneg_mnemonic): Ditto from absnegprefix.
3365 * config/i386/mmx.md: Update all users of maxminiprefix,
3366 maxminfprefix and logicprefix for rename.
3367 * config/i386/sse.md: Ditto.
3368 * config/i386/sync.md (sync_<code><mode>): Update for
3371 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3374 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3375 warnings converted to errors.
3377 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3379 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3380 used insn_type variable.
3381 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3382 to avoid set-but-not-used warning.
3384 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3386 * df-core.c (df_ref_debug): Change format string placeholder
3388 * dwarf2asm.c (dw2_asm_output_data_raw,
3389 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3390 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3391 * dwarf2out.c (output_cfi, output_cfi_directive,
3392 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3393 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3395 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3396 * print-rtl.c (print_rtx): Ditto.
3398 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3401 * builtins.c (expand_builtin_pow_root): New function to expand pow
3402 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3403 series of sqrt and cbrt calls under -ffast-math.
3404 (expand_builtin_pow): Call it.
3406 2010-04-14 Michael Matz <matz@suse.de>
3408 PR tree-optimization/42963
3409 * tree-cfg.c (touched_switch_bbs): New static variable.
3410 (group_case_labels_stmt): New function broken out from ...
3411 (group_case_labels): ... here, use the above.
3412 (start_recording_case_labels): Allocate touched_switch_bbs.
3413 (end_recording_case_labels): Deallocate it, call
3414 group_case_labels_stmt.
3415 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3417 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3419 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3422 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3424 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3426 2010-04-13 Jan Hubicka <jh@suse.cz>
3428 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3429 of optimized out static functions.
3430 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3431 cost computation. Also sanity check for overflows.
3432 (update_caller_keys): Update cgraph_edge_badness call; properly
3433 update fibheap and sanity check that it is up to date.
3434 (add_new_edges_to_heap): Update cgraph_edge_badness.
3435 (cgraph_decide_inlining_of_small_function): Likewise;
3436 add sanity checking that badness in heap is up to date;
3437 improve dumping of reason; Update badness of calls to the
3438 offline copy of function currently inlined; dump badness
3439 of functions not inlined because of unit growth limits.
3441 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3444 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3445 because of sign-extension change when converting to sizetype here...
3446 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3448 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3449 the folding to constants. Remove redundant final conversion.
3450 (fold_binary) <associate>: Do not associate if the re-association of
3451 constants alone overflows.
3452 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3453 to the end of the list.
3454 (multiple_of_p) <COND_EXPR>: New case.
3456 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3458 * opt-functions.awk (opt_sanitized_name): New.
3460 * optc-gen.awk: Use it
3461 * opth-gen.awk: Use it.
3463 2010-04-13 Martin Jambor <mjambor@suse.cz>
3465 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3466 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3467 children. Call replace_uses_with_default_def_ssa_name to handle
3470 2010-04-13 Michael Matz <matz@suse.de>
3473 * builtins.c (expand_builtin_interclass_mathfn): Also create
3474 a register if the predicate doesn't match.
3476 2010-04-13 Diego Novillo <dnovillo@google.com>
3478 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3479 * c-pch.c: Include timevar.h.
3480 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3481 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3482 * ggc-common.c: Include timevar.h.
3483 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3484 * timevar.def (TV_PCH_SAVE): Define.
3485 (TV_PCH_CPP_SAVE): Define.
3486 (TV_PCH_PTR_REALLOC): Define.
3487 (TV_PCH_PTR_SORT): Define.
3488 (TV_PCH_RESTORE): Define.
3489 (TV_PCH_CPP_RESTORE): Define.
3491 2010-04-13 Michael Matz <matz@suse.de>
3493 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3495 (can_reassociate_p): New function.
3496 (break_up_subtract_bb, reassociate_bb): Use it.
3498 2010-04-13 Richard Guenther <rguenther@suse.de>
3501 * builtins.c (c_readstr): Fix assert.
3503 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3505 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3506 when generating cltd insn.
3508 (*ashl<mode>3_1): Remove special handling for register operand 2.
3509 (*ashlsi3_1_zext): Ditto.
3510 (*ashlhi3_1): Ditto.
3511 (*ashlhi3_1_lea): Ditto.
3512 (*ashlqi3_1): Ditto.
3513 (*ashlqi3_1_lea): Ditto.
3514 (*<shiftrt_insn><mode>3_1): Ditto.
3515 (*<shiftrt_insn>si3_1_zext): Ditto.
3516 (*<shiftrt_insn>qi3_1_slp): Ditto.
3517 (*<rotate_insn><mode>3_1): Ditto.
3518 (*<rotate_insn>si3_1_zext): Ditto.
3519 (*<rotate_insn>qi3_1_slp): Ditto.
3521 2010-04-13 Richard Guenther <rguenther@suse.de>
3523 * tree-ssa-structalias.c (callused_id): Remove.
3524 (call_stmt_vars): New.
3525 (get_call_vi): Likewise.
3526 (lookup_call_use_vi): Likewise.
3527 (lookup_call_clobber_vi): Likewise.
3528 (get_call_use_vi): Likewise.
3529 (get_call_clobber_vi): Likewise.
3530 (make_transitive_closure_constraints): Likewise.
3531 (handle_const_call): Adjust to do per-call call-used handling.
3532 (handle_pure_call): Likewise.
3533 (find_what_var_points_to): Remove general callused handling.
3534 (init_base_vars): Likewise.
3535 (init_alias_vars): Initialize call_stmt_vars.
3536 (compute_points_to_sets): Process call-used and call-clobbered
3537 vars for call statements.
3538 (delete_points_to_sets): Free call_stmt_vars.
3540 2010-04-13 Richard Guenther <rguenther@suse.de>
3542 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3543 Only add RW dependence for dependence distance zero.
3544 Adjust maximal vectorization factor according to dependences.
3545 Move alignment handling ...
3546 (vect_find_same_alignment_drs): ... here. New function.
3547 (vect_analyze_data_ref_dependences): Adjust.
3548 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3549 (vect_analyze_data_refs): Adjust minimal vectorization factor
3550 according to data references.
3551 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3552 dependences before determining the vectorization factor.
3553 Analyze alignment after determining the vectorization factor.
3554 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3555 dependences before alignment.
3556 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3558 (vect_analyze_data_refs): Likewise.
3559 (MAX_VECTORIZATION_FACTOR): New define.
3561 2010-04-13 Duncan Sands <baldrick@free.fr>
3563 * except.h (lang_eh_type_covers): Remove.
3564 * except.c (lang_eh_type_covers): Likewise.
3566 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3567 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3569 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3570 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3571 UNITS_PER_LONG where it is ABI relevant.
3572 (s390_return_addr_rtx): Likewise.
3573 (s390_back_chain_rtx): Likewise.
3574 (s390_frame_area): Likewise.
3575 (s390_frame_info): Likewise.
3576 (s390_initial_elimination_offset): Likewise.
3577 (save_gprs): Likewise.
3578 (s390_emit_prologue): Likewise.
3579 (s390_emit_epilogue): Likewise.
3580 (s390_function_arg_advance): Likewise.
3581 (s390_function_arg): Likewise.
3582 (s390_va_start): Likewise.
3583 (s390_gimplify_va_arg): Likewise.
3584 (s390_function_profiler): Likewise.
3585 (s390_optimize_prologue): Likewise.
3586 (s390_rtx_costs): Likewise.
3587 (s390_secondary_reload): Likewise.
3588 (s390_promote_function_mode): Likewise.
3589 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3590 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3591 registers available.
3592 (s390_unwind_word_mode): New function.
3593 (s390_function_value): Split 64 bit values into register pair if
3594 used as return value.
3595 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3596 function call parameters. Handle parallels.
3597 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3598 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3599 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3600 (s390_expand_setmem): Remove unused variable src_addr.
3601 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3602 deal with 64 bit registers.
3603 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3604 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3605 (UNITS_PER_LONG): New macro.
3606 * libjava/include/s390-signal.h: Define extended ucontext
3607 structure containing the upper halfs of the 64 bit registers.
3609 2010-04-13 Simon Baldwin <simonb@google.com>
3611 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3613 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3615 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3616 rvalue on the RHS if the LHS is of a non-renamable type.
3617 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3619 2010-04-13 Matthias Klose <doko@ubuntu.com>
3621 * gcc.c (cc1_options): Handle -iplugindir before processing
3622 the cc1 spec. Only add -iplugindir once.
3623 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3625 * common.opt (iplugindir): Remove `Separate' property, initialize.
3626 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3628 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3629 (distclean): Remove plugin dir.
3630 * doc/invoke.texi: Document -iplugindir.
3632 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3634 * doc/plugins.texi (Loading Plugins): Document short
3635 -fplugin=foo option.
3636 (Plugin API): Mention default_plugin_dir_name function.
3638 * gcc.c (find_file_spec_function): Add new declaration.
3639 (static_spec_func): Use it for "find-file".
3640 (find_file_spec_function): Add new function.
3641 (cc1_options): Add -iplugindir option if -fplugin* options found.
3643 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3645 * plugin.c (add_new_plugin): Updated comment, and handle short
3647 (default_plugin_dir_name): Added new function.
3649 * common.opt (iplugindir): New option to set the plugin directory.
3651 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3653 * config/i386/i386.md (any_rotate): New code iterator.
3654 (rotate_insn): New code attribute.
3656 (SWIM124): New mode iterator.
3657 (<rotate_insn>ti3): New expander.
3658 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3659 any_rotate code iterator.
3660 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3661 using any_rotate code iterator and SWIM124 mode iterator.
3662 (ix86_rotlti3): New insn_and_split pattern.
3663 (ix86_rotrti3): Ditto.
3664 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3665 ix86_rotl{di,ti}3 patterns.
3666 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3667 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3668 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3669 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3670 code iterator and SWI mode iterator.
3671 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3672 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3674 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3675 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3676 (bswap rotatert splitter): Add splitter.
3677 (bswap splitter): Macroize splitter using any_rotate code iterator.
3678 Add insn predicate to split only for TARGET_USE_XCHGB or when
3679 optimizing function for size.
3681 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3683 * config/pa/pa.c (emit_move_sequence): Remove use of
3684 deleted variable flag_argument_noalias.
3686 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3688 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3690 Add to unsupported targets list.
3691 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3692 sparc*-sun-solaris2.[567]* from target lists.
3693 * configure: Regenerate.
3694 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3696 Remove Solaris 7 patch references.
3697 (Specific, sparc-sun-solaris2.7): Removed.
3698 (sparc-sun-solaris2*): Update Solaris 7 example.
3699 (sparc64-*-solaris2*): Likewise.
3701 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3703 * config.build (alpha*-dec-osf4*): Remove.
3704 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3705 of obsolete configurations.
3706 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3708 * config/alpha/t-osf4: Renamed to ...
3709 * config/alpha/t-osf5: ... this.
3710 * config/alpha/osf.h: Renamed to ...
3711 * config/alpha/osf5.h: ... this.
3712 Merged old osf5.h contents.
3714 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3715 (EXTRA_SPECS): Removed.
3716 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3717 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3720 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3722 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3724 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3727 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3728 __thiscall convention.
3730 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3732 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3734 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3736 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3738 * function.c (assign_parms_initialize_all): Add unused attribute
3741 2010-04-12 Richard Guenther <rguenther@suse.de>
3743 * gsstruct.def (GSS_CALL): New.
3744 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3745 * gimple.h: Include tree-ssa-alias.h.
3746 (struct gimple_statement_call): New.
3747 (union gimple_statement_struct_d): Add gimple_call member.
3748 (gimple_call_reset_alias_info): Declare.
3749 (gimple_call_use_set): New function.
3750 (gimple_call_clobber_set): Likewise.
3751 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3752 * gimple.c (gimple_call_reset_alias_info): New function.
3753 (gimple_build_call_1): Call it.
3754 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3755 * tree-inline.c (remap_gimple_stmt): Likewise.
3756 (expand_call_inline): Remove callused handling.
3757 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3758 * tree-dfa.c (dump_variable): Likewise.
3759 * tree-parloops.c (parallelize_loops): Likewise.
3760 * tree-ssa.c (init_tree_ssa): Likewise.
3761 (delete_tree_ssa): Likewise.
3762 * tree-flow-inline.h (is_call_used): Remove.
3763 * tree-flow.h (struct gimple_df): Remove callused member.
3764 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3765 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3766 (ref_maybe_used_by_call_p_1): Simplify.
3767 (call_may_clobber_ref_p_1): Likewise.
3768 * tree-ssa-structalias.c (compute_points_to_sets): Set
3769 the call stmt used and clobbered sets.
3770 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3771 (find_tail_calls): Verify the tail call.
3773 2010-04-12 Richard Guenther <rguenther@suse.de>
3775 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3776 single-iteration always-inline inlining.
3777 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3778 (cgraph_decide_inlining): Do not handle always-inline specially.
3779 (try_inline): Remove always-inline cycle detection special case.
3780 Do not recurse on always-inlines.
3781 (cgraph_early_inlining): Do not iterate if not optimizing.
3782 (cgraph_gate_early_inlining): remove.
3783 (pass_early_inline): Run unconditionally.
3784 (gate_cgraph_decide_inlining): New function.
3785 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3786 not inlining or optimizing.
3787 (cgraph_decide_inlining_of_small_functions): Also consider
3788 always-inline functions.
3789 (cgraph_default_inline_p): Return true for nodes which should
3790 disregard inline limits.
3791 (estimate_function_body_sizes): Assume zero size and time for
3792 nodes which are marked as disregarding inline limits.
3793 (cgraph_decide_recursive_inlining): Do not perform recursive
3794 inlining on always-inline nodes.
3796 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3799 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3800 for exprs satisfying handled_component_p.
3802 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3804 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3805 non-constant aggregate elements.
3807 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3808 is a real initialization.
3810 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3813 * c-decl.c (start_function): Move forward check for nested function.
3815 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3817 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3818 * config/sh/sh.c: Include reload.h.
3819 (sh_legitimize_reload_address): New.
3820 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3821 sh_legitimize_reload_address.
3823 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3825 * config/sh/sh.md (*movqi_pop): New insn pattern.
3826 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3828 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3830 * config/i386/i386.md (any_shiftrt): New code iterator.
3831 (shiftrt_insn): New code attribute.
3833 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3834 using any_shiftrt code iterator.
3835 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3836 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3837 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3838 pattern from corresponding peephole2 patterns.
3839 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3840 using any_shiftrt code iterator.
3841 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3842 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3843 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3844 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3845 *{ashr,lshr}<mode>3_cmp_zext.
3846 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3848 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3850 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3852 (*lshr<mode>3_cconly): Ditto.
3854 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3856 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3857 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3858 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3859 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3861 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3862 from corresponding peephole2 patterns.
3863 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3864 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3865 and *lshrdi3_1_rex64 using SWI mode iterator.
3866 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3867 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3868 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3869 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3870 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3871 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3872 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3873 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3874 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3877 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3879 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3880 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3881 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3882 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3884 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3885 from corresponding peephole2 patterns.
3886 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3887 (ashrsi3_cvt): Rename from ashrsi3_31.
3888 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3889 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3890 and x86_64_shift_adj_3 using SWI48 mode iterator.
3891 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3892 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3893 and *ashrdi3_1_rex64 using SWI mode iterator.
3894 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3895 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3896 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3897 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3898 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3899 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3900 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3901 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3902 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3904 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3905 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3906 x86_shift<mode>_adj_3 expanders.
3908 2010-04-10 Wei Guozhi <carrot@google.com>
3911 * config/arm/arm.c (arm_pic_static_addr): New function.
3912 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3914 (arm_output_addr_const_extra): Output expression for new pattern.
3915 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3917 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3919 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3922 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3923 * web.c: Include "insn-config.h" and "recog.h".
3924 (union_match_dups): New function.
3925 (web_main): Call it.
3926 (union_defs): Don't try to recognize match_dups.
3928 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3929 if doing so would replace the entire pattern.
3931 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3935 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3936 and splitter pattern. Change splitter operand 1 predicate to
3939 2010-04-09 Martin Jambor <mjambor@suse.cz>
3941 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3942 lattices are addresses of CONST_DECLs with the same initial value.
3943 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3944 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3946 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3947 Bernd Schmidt <bernds@codesourcery.com>
3949 * loop-invariant.c (replace_uses): New static function.
3950 (move_invariant_reg): Use it to ensure we can replace the uses.
3952 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3954 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3956 (picochip_override_options): Enable section anchors only above -O1.
3957 (picochip_reorg): Fixed a couple of build warnings.
3959 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3961 * configure.ac (plugin -rdynamic test): Log result.
3962 * configure: Regenerate.
3963 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3964 (RDYNAMIC_SPEC): Define.
3965 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3967 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3969 * configure.ac: Determine Sun ld version numbers.
3970 (comdat_group): Restrict GNU ld version checks to gld.
3971 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3972 (enable_comdat): Support --enable-comdat.
3973 * configure: Regenerate.
3974 * doc/install.texi (Configuration): Document --enable-comdat.
3976 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3978 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3979 * config/sol2-gld.h: ... here.
3980 * config.gcc (sparc*-*-solaris2*): Reflect this.
3981 (i[34567]86-*-solaris2*): Use it.
3983 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3985 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3987 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3989 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3992 * diagnostic.c (diagnostic_initialize): Initialize
3993 some_warnings_are_errors.
3994 (diagnostic_finish): New.
3995 (diagnostic_action_after_output): Call it before exiting.
3996 (diagnostic_report_diagnostic): Do not print message here. Set
3997 some_warnings_are_errors.
3998 * diagnostic.h (diagnostic_context): Delete
3999 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4000 (diagnostic_finish): Declare.
4001 * toplev.c (toplev_main): Call it before exit.
4003 2010-04-09 Jason Merrill <jason@redhat.com>
4006 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4007 for incomplete type.
4010 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4011 based on a warning flag.
4013 2010-04-09 Richard Guenther <rguenther@suse.de>
4015 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4017 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4020 * varasm.c (default_assemble_visibility): Wrap vars that are
4021 set, but unused, by targets without GAS.
4022 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4023 Remove set, but unused, vars.
4024 (rs6000_legitimize_tls_address): Likewise.
4025 (altivec_expand_dst_builtin): Likewise.
4026 * config/darwin.c (machopic_classify_symbol): Likewise.
4027 (machopic_indirection_name): Likewise.
4029 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4031 * config/i386/i386.md (DWI): New mode iterator.
4032 (S): New mode attribute.
4033 (shift_operand): Ditto.
4034 (shift_immediate_operand): Ditto.
4035 (ashl_input_operand): Ditto.
4036 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4037 using SDWIM mode iterator.
4038 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4039 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4041 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4042 from corresponding peephole2 patterns.
4043 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4044 and x86_64_shift_adj_1 using SWI48 mode iterator.
4045 (x86_shift<mode>_adj_2): Ditto.
4046 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4047 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4048 using SWI48 mode iterator.
4049 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4050 *ashldi3_cmp_rex64 using SWI mode iterator.
4051 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4052 *ashldi3_cconly_rex64 using SWI mode iterator.
4053 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4054 x86_shift<mode>_adj_{1,2}.
4055 (ix86_split_ashr): Ditto.
4056 (ix86_split_lshr): Ditto.
4058 2010-04-09 Richard Guenther <rguenther@suse.de>
4060 * target.h (builtin_conversion): Pass in input and output types.
4061 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4062 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4063 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4064 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4066 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4068 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4070 2010-04-09 Richard Guenther <rguenther@suse.de>
4073 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4075 2010-04-09 Richard Guenther <rguenther@suse.de>
4077 * tree-vectorizer.h (struct _stmt_vec_info): Document
4078 that vectype is the type of the LHS.
4079 (supportable_widening_operation, supportable_narrowing_operation):
4080 Get both input and output vector types as arguments.
4081 (vect_is_simple_use_1): Declare.
4082 (get_same_sized_vectype): Likewise.
4083 * tree-vect-loop.c (vect_determine_vectorization_factor):
4084 Set STMT_VINFO_VECTYPE to the vector type of the def.
4085 (vectorizable_reduction): Adjust.
4086 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4087 Adjust. Specify the output vector type.
4088 (vect_pattern_recog_1): Adjust.
4089 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4090 (vectorizable_call): Adjust.
4091 (vectorizable_conversion): Likewise.
4092 (vectorizable_operation): Likewise.
4093 (vectorizable_type_demotion): Likewise.
4094 (vectorizable_type_promotion): Likewise.
4095 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4097 (vect_is_simple_use_1): New function.
4098 (supportable_widening_operation): Get both input and output
4100 (supportable_narrowing_operation): Likewise.
4101 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4103 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4105 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4106 __thiscall and _thiscall as predefined macros.
4107 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4108 thiscall attribute handling.
4109 (ix86_comp_type_attributes): Likewise.
4110 (ix86_function_regparm): Likewise.
4111 (ix86_return_pops_args): Likewise.
4112 (init_cumulative_args): Likewise.
4113 (find_drap_reg): Likewise.
4114 (ix86_static_chain): Likewise.
4115 (x86_this_parameter): Likewise.
4116 (x86_output_mi_thunk): Likewise.
4117 (ix86_attribute_table): Add description for thiscall attribute.
4118 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4119 * doc/extend.texi: Add documentation for thiscall.
4121 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4124 * c.opt (Wint-to-pointer-cast): Available in C++.
4125 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4127 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4129 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4130 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4131 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4132 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4133 function type instead. Reorder and simplify checks.
4135 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4137 2010-04-08 Jing Yu <jingyu@google.com>
4138 Zdenek Dvorak <ook@ucw.cz>
4140 PR tree-optimization/42720
4141 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4142 loop unswitch conditions here from ...
4143 (tree_unswitch_single_loop): ... here.
4145 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4147 * tree-if-conv.c: Fix comments and simplify logic.
4149 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4151 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4152 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4153 (main_tree_if_conversion): Update call to tree_if_conversion.
4155 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4158 * doc/invoke.texi (-b,-V): Delete.
4159 * doc/tm.texi: Do not mention -b.
4160 * gcc.c (display_help): Delete -b and -V.
4161 (process_command): Delete -b and -V.
4162 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4164 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4165 Wolfgang Gellerich <gellerich@de.ibm.com>
4167 Implement target hook for loop unrolling
4168 * target.h (loop_unroll_adjust): Add a new target hook function.
4169 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4170 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4171 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4172 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4173 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4175 (decide_unroll_stupid): Likewise.
4177 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4180 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4182 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4184 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4185 (Specific, *-*-solaris2*): Likewise.
4186 Don't prefer Sun as over GNU as.
4188 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4190 * config/s390/s390.c (override_options): Adjust the z10 defaults
4191 for max-unroll-times, max-completely-peeled-insns
4192 and max-completely-peel-times.
4194 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4196 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4197 instructions for z10.
4198 (s390_expand_setmem): Likewise.
4199 (s390_expand_cmpmem): Likewise.
4201 2010-04-08 Richard Guenther <rguenther@suse.de>
4203 PR tree-optimization/43679
4204 * tree-ssa-pre.c (eliminate): Only propagate copies.
4206 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4209 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4210 set but not used variable warning.
4212 2010-04-08 Wei Guozhi <carrot@google.com>
4215 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4216 (arm_size_rtx_costs): Call the new function when optimized for size.
4218 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4221 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4222 op0 is not a MEM, just return NULL instead of assertion
4224 (discover_nonconstant_array_refs): Don't walk debug stmts.
4226 2010-04-08 Doug Kwan <dougkwan@google.com>
4228 * configure.ac: Recognize gold and do not use its version number
4229 to test ld features.
4230 * configure: Regenerate.
4232 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4235 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4236 (negate_value): Move code to push elements to broken_up_substracts ...
4237 (eliminate_plus_minus_pair): ... here. Push operands that have no
4238 negative pair to plus_negates.
4239 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4241 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4243 * doc/install.texi (Configuration): Move description of
4244 --enable-lto, --with-libelf*, --enable-gold from Java section to
4247 * doc/generic.texi (Working with declarations)
4248 (Function Properties, C and C++ Trees): Fix typos.
4249 * doc/sourcebuild.texi (Top Level): Likewise.
4251 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4254 * tree.h (DECL_READ_P): Define.
4255 (struct tree_decl_common): Add decl_read_flag.
4256 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4257 a set but not used warning.
4258 (merge_decls): Merge DECL_READ_P flag.
4259 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4260 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4261 * c-common.c (handle_used_attribute, handle_unused_attribute):
4263 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4265 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4267 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4268 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4269 c_parser_binary_expression, c_parser_cast_expression,
4270 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4271 Call default_function_array_read_conversion instead of
4272 default_function_array_conversion where needed.
4273 (c_parser_unary_expression, c_parser_conditional_expression,
4274 c_parser_postfix_expression_after_primary, c_parser_initelt):
4275 Likewise. Call mark_exp_read where needed.
4276 (c_parser_statement_after_labels, c_parser_asm_operands,
4277 c_parser_typeof_specifier, c_parser_sizeof_expression,
4278 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4280 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4282 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4283 (warn_unused_but_set_parameter): Default to warn_unused
4285 * doc/invoke.texi: Document -Wunused-but-set-variable and
4286 -Wunused-but-set-parameter.
4288 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4289 used count variable.
4290 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4291 when operandN variables aren't used in the body of the expander
4293 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4294 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4295 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4296 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4297 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4298 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4299 * tree.c (PROCESS_ARG): Likewise.
4301 2010-04-07 Simon Baldwin <simonb@google.com>
4303 * diagnostic.h (diagnostic_override_option_index): New macro to
4304 set a diagnostic's option_index.
4305 * c-tree.h (c_cpp_error): Add warning reason argument.
4306 * opts.c (_warning_as_error_callback): New.
4307 (register_warning_as_error_callback): Store callback for
4308 warnings enabled via enable_warning_as_error.
4309 (enable_warning_as_error): Call callback, minor code tidy.
4310 * opts.h (register_warning_as_error_callback): Declare.
4311 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4312 response to -Werror=.
4313 (c_common_init_options): Register warning_as_error_callback in opts.c.
4314 * common.opt: Add -Wno-cpp option.
4315 * c-common.c (struct reason_option_codes_t): Map cpp warning
4316 reason codes to gcc option indexes.
4317 * (c_option_controlling_cpp_error): New function, lookup the gcc
4318 option index for a cpp warning reason code.
4319 * (c_cpp_error): Add warning reason argument, call
4320 c_option_controlling_cpp_error for diagnostic_override_option_index.
4321 * doc/invoke.texi: Document -Wno-cpp.
4323 2010-04-07 Richard Guenther <rguenther@suse.de>
4325 * ipa-reference.c (mark_load): Use get_base_address.
4326 (mark_store): Likewise.
4328 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4329 inserting GIMPLE_NOPs into the IL.
4330 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4331 Explicitly strip handled components and indirect references.
4333 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4334 folding address expressions.
4335 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4336 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4337 operand_equal_p to compare decls.
4338 (ptr_deref_may_alias_decl_p): Likewise.
4339 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4340 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4341 Handle reversed comparison ops.
4342 * tree-sra.c (asm_visit_addr): Use get_base_address.
4343 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4344 * ipa-reference.c (mark_address): Use get_base_address.
4346 2010-04-07 Richard Guenther <rguenther@suse.de>
4348 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4349 Propagate constants everywhere.
4351 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4354 * tree.c (MAX_INT_CACHED_PREC): Define.
4355 (nonstandard_integer_type_cache): New array.
4356 (build_nonstandard_integer_type): Cache results for precision
4357 <= MAX_INT_CACHED_PREC.
4359 2010-04-07 Richard Guenther <rguenther@suse.de>
4361 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4362 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4363 * common.opt: Likewise.
4364 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4365 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4366 (nonoverlapping_memrefs_p): Likewise.
4367 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4368 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4369 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4370 OPT_fargument_noalias_global for backward compatibility.
4372 2010-04-07 Richard Guenther <rguenther@suse.de>
4374 PR tree-optimization/43270
4375 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4376 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4377 * tree-ssa-pre.c (phi_translate_1): Adjust.
4378 (fully_constant_expression): Split out vn_reference handling to ...
4379 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4380 Fold reads from constant strings.
4381 (vn_reference_lookup): Handle fully constant references.
4382 (vn_reference_lookup_pieces): Likewise.
4383 * Makefile.in (expmed.o-warn): Add -Wno-error.
4385 2010-04-07 Martin Jambor <mjambor@suse.cz>
4387 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4389 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4392 * gcc.c: Add -static-libstdc++ to list of recognized options.
4394 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4396 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4398 2010-04-07 Richard Guenther <rguenther@suse.de>
4401 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4402 bases build simple mem attributes to retain points-to information.
4404 2010-04-07 Richard Guenther <rguenther@suse.de>
4407 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4408 preserve points-to related information.
4410 2010-04-07 Richard Guenther <rguenther@suse.de>
4413 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4414 discard plain indirect references.
4415 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4416 * tree.c (tree_nop_conversion): Likewise.
4418 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4421 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4423 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4425 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4426 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4428 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4430 * tree-if-conv.c: Fix indentation and comments.
4432 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4434 * tree-if-conv.c: Sort static functions in topological order.
4436 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4438 * tree-if-conv.c: Fix indentation and comments.
4440 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4443 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4444 lang_hooks.types.type_for_size instead of
4445 build_nonstandard_integer_type.
4446 When converting an unsigned type to signed, double its precision.
4447 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4448 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4449 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4452 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4455 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4456 POINTER_PLUS_EXPR for pointer types.
4458 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4461 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4462 * graphite-clast-to-gimple.c: Include langhooks.h.
4463 (max_signed_precision_type): New.
4464 (max_precision_type): Takes two types as arguments.
4465 (precision_for_value): New.
4466 (precision_for_interval): New.
4467 (gcc_type_for_interval): New.
4468 (gcc_type_for_value): New.
4469 (gcc_type_for_clast_term): New.
4470 (gcc_type_for_clast_red): New.
4471 (gcc_type_for_clast_bin): New.
4472 (gcc_type_for_clast_expr): Split up into several functions.
4473 (gcc_type_for_clast_eq): Rewritten.
4474 (compute_bounds_for_level): New.
4475 (compute_type_for_level_1): New.
4476 (compute_type_for_level): New.
4477 (gcc_type_for_cloog_iv): Removed.
4478 (gcc_type_for_iv_of_clast_loop): Rewritten.
4479 (graphite_create_new_loop): Compute the lower and upper bound types
4480 with gcc_type_for_clast_expr.
4481 (graphite_create_new_loop_guard): Same.
4482 (find_cloog_iv_in_expr): Removed.
4483 (compute_cloog_iv_types_1): Removed.
4484 (compute_cloog_iv_types): Removed.
4485 (gloog): Do not call compute_cloog_iv_types.
4486 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4488 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4489 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4490 (GBB_CLOOG_IV_TYPES): Removed.
4492 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4494 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4495 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4496 (detect_commutative_reduction): Same.
4498 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4500 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4501 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4503 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4504 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4505 (rewrite_commutative_reductions_out_of_ssa): Same.
4506 * passes.c (execute_function_todo): Call verify_ssa for every pass
4507 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4508 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4509 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4510 with an extra argument.
4511 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4512 verify_ssa only when the extra argument is true.
4513 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4514 with an extra argument.
4515 (tree_transform_and_unroll_loop): Same.
4517 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4519 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4520 for all the passes of the LNO having LOOP_CLOSED_SSA.
4521 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4522 * tree-loop-distribution.c (pass_loop_distribution): Same.
4523 * tree-pass.h (TODO_verify_loops): Removed.
4524 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4526 (pass_tree_unswitch): Same.
4527 (pass_predcom): Same.
4528 (pass_vectorize): Same.
4529 (pass_linear_transform): Same.
4530 (pass_graphite_transforms): Same.
4531 (pass_iv_canon): Same.
4532 (pass_complete_unroll): Same.
4533 (pass_complete_unrolli): Same.
4534 (pass_parallelize_loops): Same.
4535 (pass_loop_prefetch): Same.
4536 (pass_iv_optimize): Same.
4538 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4541 * passes.c (init_optimization_passes): Move pass_lim before
4542 pass_copy_prop and pass_dce_loop.
4544 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4547 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4548 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4549 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4550 MULTI_* defines for 4 argument vpermil2p* builtins.
4552 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4554 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4555 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4556 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4557 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4558 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4559 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4560 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4561 Use x86_maybe_negate_const_int to output insn mnemonic.
4562 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4563 check from instruction predicate. Update comments.
4564 * config/i386/sync.md (sync_add<mode>): Use
4565 x86_maybe_negate_const_int to output insn mnemonic.
4567 2010-04-06 Jan Hubicka <jh@suse.cz>
4569 PR tree-optimization/42906
4570 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4571 IGNORE_SELF argument. Set visited_control_parents for fully
4573 (find_obviously_necessary_stmts): Update call of
4574 mark_control_dependent_edges_necessary.
4575 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4577 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4579 * config/i386/i386.md: Remove comment about 'e' and 'E'
4582 2010-04-06 Richard Guenther <rguenther@suse.de>
4584 PR tree-optimization/43627
4585 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4586 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4589 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4591 * BASE-VER: Change to 4.6.0.
4594 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4597 2010-04-06 Richard Guenther <rguenther@suse.de>
4600 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4602 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4604 * doc/invoke.texi (Optimize Options): Document that LTO
4605 won't remove object access purely due to incompatible
4608 2010-04-04 Matthias Klose <doko@ubuntu.com>
4610 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4611 Initialize variable.
4613 2010-04-03 Richard Guenther <rguenther@suse.de>
4616 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4617 require a non-NULL MEM_OFFSET.
4619 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4621 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4622 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4623 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4624 config/alpha/predicates.md, config/arm/arm.md,
4625 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4626 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4627 config/darwin9.h, config/darwin.c, config/darwin.h,
4628 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4629 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4630 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4631 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4632 config/mips/mips.md, config/mn10300/mn10300.c,
4633 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4634 config/rs6000/aix.h, config/rs6000/dfp.md,
4635 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4636 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4637 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4638 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4639 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4640 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4641 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4642 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4643 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4644 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4645 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4646 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4647 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4648 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4649 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4650 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4651 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4652 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4653 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4654 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4655 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4656 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4657 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4658 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4659 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4660 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4661 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4662 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4663 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4664 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4665 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4666 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4667 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4668 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4669 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4670 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4672 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4675 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4676 * aclocal.m4: Regenerate.
4678 2010-04-02 Richard Guenther <rguenther@suse.de>
4680 PR tree-optimization/43629
4681 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4682 if we have seen a constant value.
4684 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4686 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4688 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4691 * arm.c (legitimize_tls_address): Adjust call to
4692 gen_tls_load_dot_plus_four.
4693 (arm_note_pic_base): New function.
4694 (arm_cannot_copy_insn_p): Use it.
4695 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4698 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4703 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4705 * Makefile.in ($(out_object_file)): Depend on
4706 gt-$(basename $(notdir $(out_file))).h.
4708 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4710 * config.gcc (lm32-*-rtems*): Add t-lm32.
4712 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4714 * config.gcc: Add lm32-*-rtems*.
4715 * config/lm32/rtems.h: New file.
4717 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4720 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4722 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4724 * dwarf2out.c (output_compilation_unit_header): For
4725 -gdwarf-4 use version 4 instead of version 3.
4726 (output_line_info): For version 4 and above emit additional
4727 maximum ops per insn header field.
4728 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4730 * dwarf2out.c (is_c_family, is_java): Remove.
4731 (lower_bound_default): New function.
4732 (add_bound_info, gen_descr_array_type_die): Use it.
4734 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4737 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4738 re-declaration when it happens in a function.
4740 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4742 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4743 (cgraph_remove_function_insertion_hook): Same.
4744 (cgraph_call_function_insertion_hooks): Same.
4746 2010-04-01 Richard Guenther <rguenther@suse.de>
4749 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4750 and TREE_THIS_VOLATILE.
4751 (copy_ref_info): Likewise.
4752 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4753 * tree.c (build6_stat): Ignore side-effects of all but arg5
4754 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4757 2010-04-01 Richard Guenther <rguenther@suse.de>
4759 PR tree-optimization/43607
4760 * ipa-type-escape.c (check_call): Do not access non-existing
4763 2010-04-01 Richard Guenther <rguenther@suse.de>
4767 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4768 Jack Howarth <howarth@bromo.med.uc.edu>
4770 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4773 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4775 * doc/install.texi (Prerequisites): Document libelf usability on
4776 IRIX 5/6 and Solaris 2.
4777 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4778 Update GNU as, GNU ld requirements.
4779 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4780 Document Sun Studio compiler download.
4781 Update and simplify as, ld recommendations.
4782 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4784 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4786 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4787 with_tune_32 to pentium4.
4789 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4791 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4793 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4795 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4796 obsoletion, removal.
4798 Document GNU as requirement.
4799 Update configure requirements.
4800 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4801 Recomment IRIX 6.5.18+.
4802 Document IDF/IDL requirement.
4803 Document GNU as requirement.
4804 Document GNU ld bootstrap failure.
4805 Remove freeware.sgi.com reference.
4807 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4809 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4810 UNIX V4.0, V5.0 obsoletion, removal.
4811 Remove --with-gc=simple reference.
4812 Update VM requirements during bootstrap.
4813 Remove -oldas bootstrap description.
4814 Update binutils reference.
4815 Remove comparison failure note.
4817 2010-03-31 Richard Guenther <rguenther@suse.de>
4818 Zdenek Dvorak <ook@ucw.cz>
4819 Sebastian Pop <sebastian.pop@amd.com>
4822 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4823 with multiple arguments.
4824 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4826 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4828 * graphite-dependences.c (print_pddr): Call print_pdr with an
4830 * graphite-poly.c (debug_pdr): Add an extra argument for the
4833 (print_pbb_domain): Same.
4835 (print_scop_context): Same.
4837 (print_cloog): Same.
4838 (debug_pbb_domain): Same.
4842 (debug_scop_context): Same.
4844 (debug_cloog): Same.
4845 (print_scop_params): Same.
4846 (debug_scop_params): Same.
4847 (print_iteration_domain): Same.
4848 (print_iteration_domains): Same.
4849 (debug_iteration_domain): Same.
4850 (debug_iteration_domains): Same.
4851 (print_scattering_function): Same.
4852 (print_scattering_functions): Same.
4853 (debug_scattering_function): Same.
4854 (debug_scattering_functions): Same.
4855 * graphite-poly.h (debug_pdr): Update declaration.
4857 (print_pbb_domain): Same.
4859 (print_scop_context): Same.
4861 (print_cloog): Same.
4862 (debug_pbb_domain): Same.
4866 (debug_scop_context): Same.
4868 (debug_cloog): Same.
4869 (print_scop_params): Same.
4870 (debug_scop_params): Same.
4871 (print_iteration_domain): Same.
4872 (print_iteration_domains): Same.
4873 (debug_iteration_domain): Same.
4874 (debug_iteration_domains): Same.
4875 (print_scattering_function): Same.
4876 (print_scattering_functions): Same.
4877 (debug_scattering_function): Same.
4878 (debug_scattering_functions): Same.
4880 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4882 * graphite-poly.c (print_scattering_function_1): New.
4883 (print_scattering_function): Call it.
4884 (print_scop_params): Remove spaces at the end of lines.
4887 * graphite-poly.h (print_cloog): Declared.
4888 (debug_cloog): Declared.
4890 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4892 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4894 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4895 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4896 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4897 to switch between adding the IV bump in loop->latch or in loop->header.
4899 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4901 * graphite-poly.c (print_scattering_function): Pretty print following
4904 (print_pbb_domain): Same.
4905 (dump_gbb_cases): Same.
4906 (dump_gbb_conditions): Same.
4909 (print_scop_params): Same.
4910 (print_scop_context): Same.
4912 (print_pbb_body): New.
4913 (lst_indent_to): New.
4914 (print_lst): Start new lines with a #.
4915 * graphite-poly.h (pbb_bb): New.
4916 (pbb_index): Use pbb_bb.
4917 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4919 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4921 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4923 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4924 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4925 and 0 instead of 1 for dw_val_class_flag.
4926 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4927 dw_val_class_range_list, dw_val_class_loc_list,
4928 dw_val_class_lineptr and dw_val_class_macptr, use
4929 DW_FORM_flag_present for dw_val_class_flag and
4930 DW_FORM_exprloc for dw_val_class_loc.
4931 (output_die): For -gdwarf-4 print dw_val_class_loc
4932 size as uleb128 instead of 1 or 2 bytes and don't print
4933 anything for dw_val_class_flag.
4935 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4936 instead of cselib_lookup following by tweaking locs->setting_insn.
4939 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4940 even before returning from label, setjmp call or volatile asm
4943 2010-03-31 Richard Guenther <rguenther@suse.de>
4946 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4947 temporary data on stack.
4949 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4951 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4952 (PUSHSECTION_ASM_OP): Remove.
4953 (POPSECTION_ASM_OP): Remove.
4954 (PUSHSECTION_FORMAT): Remove.
4955 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4956 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4957 * config/sol2.c (solaris_output_init_fini): Use it.
4959 2010-03-31 Jie Zhang <jie@codesourcery.com>
4962 * opt-functions.awk (var_type_struct): Use signed char type
4963 for simple variables.
4965 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4967 * config/sol2.c: Include output.h.
4968 (solaris_assemble_visibility): New function.
4969 * config/t-sol2 (sol2.o): Add output.h dependency.
4970 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4971 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4974 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4977 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4978 V2SImode or XFmode on PRE_DEC.
4981 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4984 2010-03-31 Jie Zhang <jie@codesourcery.com>
4987 * reload.h (caller_save_initialized_p): Declare.
4988 * toplev.c (backend_init_target): Don't call
4989 init_caller_save but set caller_save_initialized_p to false.
4990 * caller-save.c (caller_save_initialized_p): Define.
4991 (init_caller_save): Check caller_save_initialized_p.
4992 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4994 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4997 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4998 and soft-fp/t-softfp to tmake_file.
4999 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5000 (LIBGCC2_TF_CEXT): Define.
5003 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5006 * cselib.c (n_useless_values): Document handling of debug locs.
5007 (n_useless_debug_values, n_debug_values): New variables.
5008 (new_elt_loc_list): Don't add to debug values, keep count.
5009 (promote_debug_loc): New.
5010 (cselib_reset_table): Zero new variables.
5011 (entry_and_rtx_equal_p): Promote debug locs.
5012 (discard_useless_locs): Increment n_useless_debug_values for
5014 (remove_useless_values): Adjust n_useless_values and n_debug_values
5015 with n_useless_debug_values.
5016 (add_mem_for_addr): Promote debug locs.
5017 (cselib_lookup_mem): Likewise.
5018 (cselib_lookup_addr): Renamed to...
5019 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5020 (cselib_log_lookup): ... this. Turn into...
5021 (cselib_lookup_addr): ... new wrapper.
5022 (cselib_lookup_from_insn): New.
5023 (cselib_invalidate_regno): Increment n_useless_debug_values for
5025 (cselib_invalidate_mem): Likewise.
5026 (cselib_process_insn): Take n_deleted and n_debug_values into
5027 account to guard remove_useless_value call.
5028 (cselib_finish): Zero n_useless_debug_values.
5029 * cselib.h (cselib_lookup_from_insn): Declare.
5030 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5031 (sched_analyze_2): Likewise.
5033 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5035 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5037 (adjust_mems): Replace narrowing SUBREG of expression containing
5038 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5039 with operations in the narrower mode.
5042 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5043 regs_invalidated_by_call instead all call_used_reg_set registers.
5045 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5048 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5049 pointer comparisons with types_compatible_p.
5050 * tree-vect-stmts.c (vectorizable_call): Same.
5051 (vectorizable_condition): Same.
5053 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5055 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5056 stack check if the mask would be zero.
5058 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5059 Jack Howarth <howarth@bromo.med.uc.edu>
5061 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5064 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5067 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5069 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5070 Include ___unordxf2 and ___unordtf2.
5071 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5074 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5076 * config/lm32/t-lm32: New file.
5077 * config.gcc: Use the above file when targetting lm32.
5079 2010-03-28 Duncan Sands <baldrick@free.fr>
5081 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5083 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5086 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5087 Improve vectorization cost model diagnostic.
5089 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5092 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5093 compute_data_dependences_for_loop returns false, early exit
5094 and output an extra diagnostic for the failed data reference
5097 2010-03-29 Richard Guenther <rguenther@suse.de>
5099 PR tree-optimization/43560
5100 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5101 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5103 2010-03-29 Jie Zhang <jie@codesourcery.com>
5106 * toplev.c (process_options): Set optimization_default_node
5107 and optimization_current_node.
5108 * opts.c (decode_options): Don't set optimization_default_node
5109 and optimization_current_node.
5111 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5113 * config/rtems.h: Abandon -qrtems_debug.
5115 2010-03-28 Jan Hubicka <jh@suse.cz>
5117 PR tree-optimization/43505
5118 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5119 map should not be copied.
5121 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5124 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5125 cdtors, set DECL_PRESERVE_P.
5126 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5129 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5131 PR tree-optimization/43528
5132 * stor-layout.c (place_field): Check that constant fits into
5133 unsigned HWI when skipping calculation of MS bitfield layout.
5135 2010-03-27 Jan Hubicka <jh@suse.cz>
5138 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5139 notice_global_symbol work.
5141 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5143 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5144 instead of dwarf2out_decl.
5145 (struct var_loc_node): Remove section_label field.
5146 (dwarf2out_function_decl): New function.
5147 (dwarf2out_var_location): Don't set section_label field.
5148 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5150 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5152 PR tree-optimization/43544
5153 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5154 First argument for builtin vectorized function hook is now a
5155 tree to be able to distinguish between machine specific and
5157 * targhooks.c (default_builtin_vectorized_function): Ditto.
5158 * targhooks.h (default_builtin_vectorized_function): Ditto.
5159 * target.h (struct gcc_target): Ditto.
5160 * tree-vect-stmts.c (vectorizable_function): Ditto.
5161 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5162 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5165 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5168 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5169 nested binding iff it is a FUNCTION_DECL.
5170 (store_parm_decls_newstyle): Pass nested=true to bind for
5171 FUNCTION_DECLs amongst parameters.
5173 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5175 * var-tracking.c (vt_expand_loc_callback): Don't run
5176 cselib_expand_value_rtx_cb in dummy mode if
5177 cselib_dummy_expand_value_rtx_cb returned false.
5179 * var-tracking.c (emit_note_insn_var_location): For one part
5180 notes with offset 0, don't add EXPR_LIST around the location.
5181 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5182 add_location_or_const_value_attribute): Adjust for that change.
5185 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5186 into first operand and location into second.
5187 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5188 dw_cfi_oprnd_loc for DW_CFA_expression.
5189 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5190 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5191 assume first argument is regnum and second argument is location.
5193 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5196 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5197 of scratch register to DImode. Split to DImode comparison operator.
5198 Use SImode subreg of scratch register in the multiplication.
5199 (*cmp_sadd_sidi): Ditto.
5200 (*cmp_ssub_si): Ditto.
5201 (*cmp_ssub_sidi): Ditto.
5203 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5206 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5207 Remove invalid assert and wrong comment.
5209 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5212 * flags.h (final_insns_dump_p): New extern.
5213 * final.c (final_insns_dump_p): New variable.
5214 (rest_of_clean_state): Set it before -fdump-final-insns=
5215 dumping, clear afterwards.
5216 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5217 MEM_ALIAS_SET on MEMs.
5219 2010-03-26 David S. Miller <davem@davemloft.net>
5221 * configure.ac: Fix sparc GOTDATA_OP bug check.
5222 * configure: Rebuild.
5224 2010-03-26 Alan Modra <amodra@gmail.com>
5226 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5228 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5230 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5231 TLS_SECTION_ASM_FLAG.
5233 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5236 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5237 Clear first_function_block_is_cold.
5240 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5241 argument if the argument is truth_value_p.
5243 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5245 * config/rs6000/constraints.md: Update copyright year for my changes.
5248 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5249 used in reg+reg addressing, swap registers.
5251 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5254 * target.h (struct gcc_target): Add code_end hook.
5255 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5257 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5258 * toplev.c (compile_file): Call targetm.asm_out.code_end
5259 hook before unwind info/debug info output.
5260 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5261 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5262 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5263 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5264 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5265 * config/i386/i386.c (ix86_file_end): Renamed to...
5266 (ix86_code_end): ... this. Make static. Don't call
5267 file_end_indicate_exec_stack. Emit unwind info using
5268 final_start_function/final_end_function.
5269 (darwin_x86_file_end): Remove.
5270 (TARGET_ASM_CODE_END): Define.
5271 * config/i386/i386.h (TARGET_ASM_FILE_END,
5272 NEED_INDICATE_EXEC_STACK): Don't define.
5273 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5274 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5275 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5276 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5279 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5280 at the beginning and final_end_function at the end.
5281 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5283 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5285 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5286 and Sun as TLS syntax.
5287 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5288 * configure: Regenerate.
5289 * config.in: Regenerate.
5290 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5291 (default_elf_asm_named_section): Use it.
5292 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5293 (i386_output_dwarf_dtprel): Likewise.
5294 (output_addr_const_extra): Likewise.
5295 (output_pic_addr_const): Lowercase @GOTTPOFF.
5296 (output_addr_const_extra): Likewise.
5297 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5298 (output_addr_const_extra): Likewise.
5299 (output_pic_addr_const): Lowercase @INDNTPOFF.
5300 (output_addr_const_extra): Likewise.
5301 (output_pic_addr_const): Lowercase @NTPOFF.
5302 (output_addr_const_extra): Likewise.
5303 (output_pic_addr_const): Lowercase @TPOFF.
5304 (output_addr_const_extra): Likewise.
5305 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5306 (*tls_global_dynamic_64): Likewise.
5307 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5308 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5310 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5311 (ASM_OUTPUT_TLS_COMMON): Use it.
5312 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5315 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5316 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5317 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5318 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5319 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5320 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5322 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5324 * config/i386/i386.c (override_options): Don't accept
5325 -mtls-dialect=sun any longer.
5326 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5327 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5328 (*tls_local_dynamic_base_32_sun): Likewise.
5329 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5331 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5334 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5335 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5338 * ira.c (adjust_cleared_regs): New function.
5339 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5343 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5345 * expr.c (expand_expr_real): Restore previous
5346 curr_insn_source_location and curr_insn_block after
5347 expand_expr_real_1 call.
5348 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5349 instead of expand_expr_real_1.
5351 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5353 PR rtl-optimization/43413
5354 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5357 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5360 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5361 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5363 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5365 * config/i386/i386.c (ix86_target_string): Add -mfma.
5366 Fix a typo in comment.
5368 2010-03-22 Mike Stump <mikestump@comcast.net>
5371 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5372 Don't overly align based upon packed packed fields.
5374 2010-03-22 Jason Merrill <jason@redhat.com>
5376 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5377 Use () rather than [], and move before the element type.
5379 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5381 * doc/configfiles.texi (Configuration Files): Removed
5382 fixinc/Makefile*, intl/Makefile.*.
5383 * doc/makefile.texi: Fixed markup. Abstract from version
5384 control system used.
5385 (Makefile): Removed obsolete gcc/java/parse.y example.
5386 * doc/sourcebuild.texi: Likewise.
5387 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5388 libgomp, libssp. Removed fastjar.
5389 (Miscellaneous Docs): Clarify location.
5390 Added COPYING3, COPYING3.LIB.
5391 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5393 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5396 * config/i386/i386.c (x86_function_profiler)
5397 [!NO_PROFILE_COUNTERS]: Fix typo.
5398 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5401 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5402 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5404 * doc/sourcebuild.texi (Test Directives): Split into six
5405 subsections, with most of the current text in new subsections
5406 Directives, Selectors, and Final Actions.
5407 (Directives): Split list of test directives into multiple
5409 (Selectors): Describe use and syntax of selectors.
5410 (Effective-Target Keywords): Describe all existing keywords.
5411 (Add Options): Describe features for dg-add-options.
5412 (Require Support): Describe variants of dg-require-support.
5413 (Final Actions): Describe commands to use in dg-final.
5415 2010-03-22 Michael Matz <matz@suse.de>
5418 * recog.c (validate_replace_rtx_group): Replace also in
5419 REG_EQUAL and REG_EQUIV notes.
5421 2010-03-22 Richard Guenther <rguenther@suse.de>
5423 PR tree-optimization/43390
5424 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5425 sure vector extracts are type correct.
5427 2010-03-22 Richard Guenther <rguenther@suse.de>
5430 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5431 x * sqrt (x) even when optimizing for size if the target
5432 has native support for sqrt.
5434 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5436 * varasm.c (make_decl_rtl_for_debug): Also clear
5437 flag_mudflap for the duration of make_decl_rtl call.
5440 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5441 locs from preserved VALUEs.
5443 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5446 * pa.md (movmemsi): Set align to one if zero.
5447 (movmemdi): Likewise.
5449 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5452 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5453 with their corresponding prologue pushes.
5455 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5458 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5459 at the begining or end.
5460 (spu_expand_epilogue): Likewise.
5462 2010-03-20 Richard Guenther <rguenther@suse.de>
5464 PR rtl-optimization/43438
5465 * combine.c (make_extraction): Properly zero-/sign-extend an
5466 extraction of the low part of a CONST_INT. Also handle
5469 2010-03-19 Mike Stump <mikestump@comcast.net>
5471 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5472 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5473 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5475 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5478 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5481 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5483 PR rtl-optimization/42258
5484 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5485 use that may match DEF.
5488 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5489 the cost of loading the constant rather than assuming
5491 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5492 outer code is AND, do the same tests as the andsi3 expander and
5493 return COSTS_N_INSNS (1) if and is cheap.
5495 * optabs.c (avoid_expensive_constant): Fix formatting.
5497 2010-03-19 Michael Matz <matz@suse.de>
5500 * attribs.c (decl_attributes): When rebuilding a function pointer
5501 type use the same qualifiers as the original pointer type.
5503 2010-03-19 Martin Jambor <mjambor@suse.cz>
5505 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5506 and is_gimple_ip_invariant_address.
5508 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5511 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5513 * config/arm/arm.c (arm_override_options): Turn off
5514 flag_dwarf2_cfi_asm for AAPCS variants.
5516 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5519 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5520 Use PRE_MODIFY instead of PRE_DEC.
5521 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5522 (vfp_emit_fstmd): Likewise.
5524 2010-03-19 Michael Matz <matz@suse.de>
5527 * builtins.c (expand_builtin_interclass_mathfn,
5528 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5531 2010-03-19 Richard Guenther <rguenther@suse.de>
5533 PR tree-optimization/43415
5534 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5535 (phi_translate_1): ... this.
5536 (phi_translate): Move all caching here. Cache all NARY
5537 and REFERENCE translations.
5539 2010-03-19 David S. Miller <davem@davemloft.net>
5541 With help from Eric Botcazou.
5542 * config/sparc/sparc.c: Include dwarf2out.h.
5543 (emit_pic_helper): Delete.
5544 (pic_helper_symbol_name): Delete.
5545 (pic_helper_emitted_p): Delete.
5546 (pic_helper_needed): New.
5547 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5548 (get_pc_thunk_name): New.
5549 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5550 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5551 Set pic_helper_needed to true. Don't call emit_pic_helper.
5552 (sparc_expand_prologue): Update load_pic_register call.
5553 (sparc_output_mi_thunk): Likewise.
5554 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5555 thunk if possible. Output CFI information as needed.
5557 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5558 Jack Howarth <howarth@bromo.med.uc.edu>
5561 * config/i386/i386.h: Fix ABI on darwin x86-32.
5563 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5565 * tree.h: Declare make_decl_rtl_for_debug.
5566 * varasm.c (make_decl_rtl_for_debug): New.
5567 * dwarf2out.c (rtl_for_decl_location): Call it.
5568 * cfgexpand.c (expand_debug_expr): Call it.
5570 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5573 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5577 * var-tracking.c (vt_init_cfa_base): Do nothing if
5578 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5580 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5583 * var-tracking.c (canonicalize_vars_star): New.
5584 (dataflow_post_merge_adjust): Use it.
5586 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5589 * var-tracking.c (non_suitable_const): New function.
5590 (add_uses): For DEBUG_INSNs with constants, don't record any
5591 value, instead just the constant value itself.
5592 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5593 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5594 (emit_notes_in_bb): Likewise.
5595 (emit_note_insn_var_location): For onepart variables if
5596 cur_loc is a VOIDmode constant, use DECL_MODE.
5598 2010-03-18 Martin Jambor <mjambor@suse.cz>
5601 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5602 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5603 all non-clones. Moved call redirection...
5604 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5605 (cgraph_materialize_all_clones): Dispose of all
5606 combined_args_to_skip bitmaps.
5607 (verify_cgraph_node): Do not check for edges pointing to wrong
5608 nodes in inline clones.
5609 * tree-inline.c (copy_bb): Call
5610 cgraph_redirect_edge_call_stmt_to_callee.
5611 * ipa.c (cgraph_remove_unreachable_nodes): Call
5612 cgraph_node_remove_callees even when there are used clones.
5614 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5616 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5618 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5621 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5624 2010-03-18 Michael Matz <matz@suse.de>
5627 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5628 into sqrt(x) if we need to preserve signed zeros.
5630 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5631 Eric Botcazou <ebotcazou@adacore.com>
5633 PR rtl-optimization/43360
5634 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5635 note if we don't know its invariant status.
5637 2010-03-18 Michael Matz <matz@suse.de>
5639 PR tree-optimization/43402
5640 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5641 PHI chains of ssa names registered for update.
5643 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5646 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5647 non-offsettable and pre_modify update addressing.
5648 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5649 and "2" alternatives "#".
5650 (*movdd_softfloat32): Make all alternatives "#";
5651 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5652 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5653 (*movdf_softfloat32): Make all alternatives "#";
5654 (movdi): Use the new DIFD mode iterator to create a common splitter
5655 for movdi, movdf and movdd patterns.
5657 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5659 * common.opt (dumpdir): Remove redundant tab.
5661 2010-03-17 Martin Jambor <mjambor@suse.cz>
5663 PR tree-optimization/43347
5664 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5665 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5667 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5669 PR rtl-optimization/42216
5670 * regrename.c (create_new_chain): New function, broken out from...
5671 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5672 appending a use to an empty chain.
5673 (build_def_use): Remove previous changes that convert OP_INOUT to
5674 OP_OUT operands; instead detect the case where an OP_INOUT operand
5675 uses a previously untracked register and create an empty chain for it.
5677 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5679 * doc/extend.texi (Function Attributes): Rewrite unfinished
5680 sentence in ms_abi documentation.
5682 2010-03-17 Alan Modra <amodra@gmail.com>
5684 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5685 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5686 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5687 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5689 2010-03-16 Richard Henderson <rth@redhat.com>
5692 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5693 (lower_try_finally): Save and restore eh_seq around the expansion
5696 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5698 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5699 statements before splitting block.
5701 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5703 * doc/sourcebuild.texi (Testsuites): Fix markup.
5704 Use pathnames relative to gcc/testsuite.
5705 (Test Directives): Move description of how timeout is determined.
5706 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5707 (C Tests): Correct gcc.misc-tests directory.
5708 Framework tests now live in gcc.test-framework.
5710 2010-03-16 Richard Guenther <rguenther@suse.de>
5713 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5714 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5716 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5717 Alexandre Oliva <aoliva@redhat.com>
5719 PR tree-optimization/42917
5720 * lambda-code.c (remove_iv): Skip debug statements.
5721 (lambda_loopnest_to_gcc_loopnest): Likewise.
5722 (not_interesting_stmt): Debug statements are not interesting.
5724 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5728 * cselib.c (cselib_preserve_constants,
5729 cfa_base_preserved_val): New static variables.
5730 (preserve_only_constants): New function.
5731 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5732 clear its REG_VALUES. If cselib_preserve_constants, don't
5733 empty the whole hash table, but preserve there VALUEs with constants,
5734 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5735 (cselib_preserve_cfa_base_value): New function.
5736 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5737 (cselib_init): Change argument to int bitfield. Set
5738 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5740 (cselib_finish): Clear cselib_preserve_constants and
5741 cfa_base_preserved_val.
5742 * cselib.h (enum cselib_record_what): New enum.
5743 (cselib_init): Change argument to int.
5744 (cselib_preserve_cfa_base_value): New prototype.
5745 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5746 * dse.c (dse_step1): Likewise.
5747 * cfgcleanup.c (thread_jump): Likewise.
5748 * sched-deps.c (sched_analyze): Likewise.
5749 * gcse.c (local_cprop_pass): Likewise.
5750 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5751 If FN is non-NULL, call the callback always and whenever it returns
5752 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5753 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5754 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5755 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5756 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5757 * var-tracking.c: Include recog.h.
5758 (bb_stack_adjust_offset): Remove.
5759 (vt_stack_adjustments): Don't call it, instead just gather the
5760 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5761 (adjust_stack_reference): Remove.
5762 (compute_cfa_pointer): New function.
5763 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5764 (struct adjust_mem_data): New type.
5765 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5767 (get_address_mode): New function.
5768 (replace_expr_with_values): Use it.
5769 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5770 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5771 (adjust_sets): Remove.
5772 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5773 Use get_address_mode.
5774 (get_adjusted_src): Remove.
5775 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5776 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5777 (add_with_sets): Don't call adjust_sets.
5778 (fp_setter, vt_init_cfa_base): New functions.
5779 (vt_initialize): Change return type to bool. Move most of pool etc.
5780 initialization to the beginning of the function from end. Pass
5781 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5782 If !frame_pointer_needed, call vt_stack_adjustment before mos
5783 vector is filled, call vt_init_cfa_base if argp/framep has been
5784 eliminated to sp. If frame_pointer_needed and argp/framep has
5785 been eliminated to hard frame pointer, set
5786 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5787 encountering fp setter in the prologue. For MO_ADJUST, call
5788 log_op_type before pusing the op into mos vector, not afterwards.
5789 Call adjust_insn before cselib_process_insn/add_with_sets,
5790 call cancel_changes (0) afterwards.
5791 (variable_tracking_main_1): Adjust for vt_initialize calling
5792 vt_stack_adjustments and returning whether it succeeded or not.
5794 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5796 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5799 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5801 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5803 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5804 drap_reg has not been set.
5806 2010-03-15 Michael Matz <matz@suse.de>
5809 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5810 use it to expand block copies.
5811 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5812 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5813 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5815 2010-03-15 Richard Guenther <rguenther@suse.de>
5817 PR tree-optimization/43367
5818 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5821 2010-03-15 Richard Guenther <rguenther@suse.de>
5823 PR tree-optimization/43317
5824 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5826 2010-03-15 Martin Jambor <mjambor@suse.cz>
5828 PR tree-optimization/43141
5829 * tree-sra.c (create_abstract_origin): New function.
5830 (modify_function): Call create_abstract_origin.
5832 2010-03-15 Chris Demetriou <cgd@google.com>
5834 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5837 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5840 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5841 call insert_out_of_ssa_copy for default definitions.
5843 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5845 * graphite-clast-to-gimple.c (my_long_long): Defined.
5846 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5847 * graphite-sese-to-poly.c (my_long_long): Defined.
5848 (scop_ivs_can_be_represented): Use it.
5850 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5852 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5853 graphite-max-bbs-per-function, and loop-block-tile-size.
5854 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5856 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5858 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5860 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5861 forward declaration.
5862 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5863 (add_upper_bounds_from_estimated_nit): New.
5864 (build_loop_iteration_domains): Use it.
5866 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5868 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5870 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5873 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5874 should be an INTEGER_CST. Also handle CASE_CONVERT.
5876 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5878 * graphite.c (graphite_initialize): To bound the number of bbs per
5879 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5880 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5881 * doc/invoke.texi: Document it.
5883 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5885 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5886 * graphite-sese-to-poly.h (build_poly_scop): Same.
5888 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5890 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5891 the number of parameters in the scop. Use as an upper bound
5892 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5893 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5894 * doc/invoke.texi: Document it.
5896 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5898 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5899 * doc/c-tree.texi: Remove.
5900 * doc/generic.texi: Merge c-tree.texi here.
5901 * doc/gccint.texi (Trees): Remove menu entry.
5902 (c-tree.texi): Remove @include.
5903 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5904 * doc/languages.texi (Reading RTL): Ditto.
5906 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5909 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5911 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5914 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5915 code added to work around reload clobbering CONST insns.
5917 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5919 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5920 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5921 (cselib_preserve_only_values): Remove retain argument, don't
5922 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5923 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5924 * var-tracking.c (micro_operation): Move insn field before union.
5925 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5926 (struct variable_tracking_info_def): Remove n_mos field, change
5927 mos into a vector of micro_operations.
5928 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5929 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5930 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5931 changing into a vector.
5932 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5933 come before all other uops generated by add_stores.
5934 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5936 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5937 a vector. Run just one pass over the bbs instead of separate counting
5938 and computation phase.
5939 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5942 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5943 into *nonlocalized_list vector.
5944 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5945 even if origin is non-NULL.
5946 (gen_variable_die): Likewise.
5947 (process_scope_var): Don't change origin.
5948 (gen_decl_die): Likewise.
5949 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5950 before adding new edges instead of after it, fix moving over
5953 2010-03-11 David S. Miller <davem@davemloft.net>
5955 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5957 * configure: Rebuild.
5959 2010-03-11 Martin Jambor <mjambor@suse.cz>
5961 PR tree-optimization/43257
5962 * tree.c (assign_assembler_name_if_neeeded): New function.
5963 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5965 * tree.h (assign_assembler_name_if_neeeded): Declare.
5966 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5967 the function if needed.
5969 2010-03-11 Chris Demetriou <cgd@google.com>
5971 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5972 include/stdint-gcc.h, and include/stdint.h world-readable.
5974 2010-03-11 Richard Guenther <rguenther@suse.de>
5976 PR tree-optimization/43255
5977 * tree-vrp.c (process_assert_insertions_for): Do not insert
5978 asserts for trivial conditions.
5980 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5982 PR tree-optimization/43280
5983 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5984 generation. Move calculation of size out of the if branch.
5985 (find_bswap): Modify compare number generation.
5987 2010-03-11 Richard Guenther <rguenther@suse.de>
5990 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5991 (input_gimple_stmt): Fixup handled component types during
5992 operand read. Also fix up decls in ADDR_EXPRs.
5994 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5996 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5997 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5999 2010-03-10 Jan Hubicka <jh@suse.cz>
6002 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6003 * varasm.c (get_variable_section): Don't do that here...
6004 (make_decl_rtl): ... and here.
6005 (do_assemble_alias): Produce decl RTL.
6006 (assemble_alias): Likewise.
6008 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6011 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6012 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6014 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6015 (based_loc_descr): Only express drap or vdrap regno based expressions
6016 using DW_OP_fbreg when not optimizing.
6017 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6018 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6019 REG_CFA_SET_VDRAP note.
6021 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6023 PR tree-optimization/43236
6024 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6025 error in calculation of base address in reverse iteration case.
6026 (generate_builtin): Take number of latch executions if the statement
6029 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6032 * tree-eh.c: Include pointer-set.h.
6033 (lower_eh_dispatch): Filter out duplicate case labels and
6034 remove the unneeded edge when the label is unused. Return
6035 true when some edges are removed.
6036 (execute_lower_eh_dispatch): When any lowering resulted in
6037 removing an edge, also delete unreachable blocks.
6039 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6042 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6043 UNSPEC_MACHOPIC_OFFSET.
6045 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6048 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6049 (m68k_delegitimize_address): New function.
6051 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6054 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6057 * var-tracking.c (adjust_sets): New function.
6058 (count_with_sets, add_with_sets): Use it.
6059 (get_adjusted_src): New inline function.
6060 (add_stores): Use it.
6063 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6064 call cselib_dummy_expand_value_rtx_cb instead of
6065 cselib_expand_value_rtx_cb.
6068 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6069 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6070 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6071 and .cfi_endproc around the pic thunks.
6072 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6073 all queued unwind info register saves are saved before the call.
6074 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6075 considered as sp-=4 for unwind info and the pop as sp+=4 which
6076 also clobbers dest, but doesn't actually restore it.
6079 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6080 RTX_FRAME_RELATED_P.
6082 2010-03-09 Jie Zhang <jie@codesourcery.com>
6084 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6085 whitespaces in output template.
6087 2010-03-09 Jie Zhang <jie@codesourcery.com>
6089 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6092 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6094 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6095 builtins.exp in a separate job.
6097 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6099 * graphite-sese-to-poly.c (add_param_constraints): Use
6100 lower_bound_in_type and upper_bound_in_type.
6102 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6104 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6105 instead of unsigned_type_node.
6107 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6108 Reza Yazdani <reza.yazdani@amd.com>
6111 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6112 on pointer type parameters.
6114 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6118 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6119 handle conversions from pointer to integers.
6120 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6121 induction variable, to be able to work with code generated by CLooG.
6122 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6123 (build_poly_scop): Bail out if we cannot codegen a loop.
6125 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6127 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6128 code generation with gloog_error.
6130 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6132 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6133 Call fold_convert on all the returned values.
6134 (expand_scalar_variables_expr): Pass to
6135 expand_scalar_variables_ssa_name the type of the resulting expression.
6137 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6139 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6140 ppl_min_for_le_pointset.
6141 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6142 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6144 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6146 * graphite-dependences.c (map_into_dep_poly): Removed.
6147 (dependence_polyhedron_1): Use combine_context_id_scat.
6149 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6151 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6152 (struct poly_bb): Same.
6153 (combine_context_id_scat): New.
6155 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6158 * sese.c (name_defined_in_loop_p): Return false for default
6161 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6163 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6164 and clean up the logic.
6166 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6168 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6171 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6173 * var-tracking.c (remove_cselib_value_chains): Define only for
6175 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6176 delete_slot_part, emit_notes_for_differences_1): Don't call
6177 remove_cselib_value_chains here.
6178 (set_slot_part, emit_notes_for_differences_2): Don't call
6179 add_cselib_value_chains here.
6180 (preserved_values): New vector.
6181 (preserve_value): New function.
6182 (add_uses, add_stores, vt_add_function_parameters): Use it
6183 instead of cselib_preserve_value.
6184 (changed_values_stack): New vector.
6185 (check_changed_vars_0): New function.
6186 (check_changed_vars_1, check_changed_vars_2): Use it.
6187 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6188 changed_values_stack VALUEs.
6189 (vt_emit_notes): For all preserved_values call
6190 add_cselib_value_chains. If ENABLE_CHECKING call
6191 remove_cselib_value_chains before verifying value_chains is empty.
6192 Initialize and free changed_values_stack.
6193 (vt_initialize): Initialize preserved_values.
6194 (vt_finalize): Free preserved_values.
6196 2010-03-08 Richard Guenther <rguenther@suse.de>
6198 PR tree-optimization/43269
6199 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6202 2010-03-08 Martin Jambor <mjambor@suse.cz>
6204 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6205 (ipa_is_param_called): Removed.
6206 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6207 (ipa_print_node_params): Do not print the called flag.
6208 (ipa_write_node_info): Do not stream the called flag.
6209 (ipa_read_node_info): Likewise.
6211 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6214 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6215 * cselib.c (struct expand_value_data): Add dummy field.
6216 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6218 (cselib_dummy_expand_value_rtx_cb): New function.
6219 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6221 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6222 * var-tracking.c: Include pointer-set.h.
6223 (variable): Change n_var_parts to char from int. Add
6224 cur_loc_changed and in_changed_variables fields.
6225 (variable_canonicalize): Remove.
6226 (shared_var_p): New inline function.
6227 (unshare_variable): Maintain cur_loc_changed and
6228 in_changed_variables fields. If var was in changed_variables,
6229 replace it there with new_var. Just copy cur_loc instead of
6230 resetting it to something else.
6231 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6232 (dataflow_set_union): Don't call variable_canonicalize.
6233 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6234 of their DEBUG_EXPR_TREE_DECLs.
6235 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6236 and in_changed_variables and cur_loc_changed is false.
6237 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6238 and cur_loc_changed. Don't update cur_loc here.
6239 (variable_merge_over_src): Don't call variable_canonicalize.
6240 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6241 removing loc that is equal to cur_loc, clear cur_loc,
6242 set cur_loc_changed and ensure variable_was_changed is called.
6243 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6244 compare pointers in cur_loc check, if it is equal to loc,
6245 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6246 (variable_different_p): Remove compare_current_location argument,
6247 don't compare cur_loc.
6248 (dataflow_set_different_1): Adjust variable_different_p caller.
6249 (variable_was_changed): If dv had some var in changed_variables
6250 already, reset in_changed_variables flag for it and propagate
6251 cur_loc_changed over to the new variable. On empty var
6252 always set cur_loc_changed. Set in_changed_variables on whatever
6253 var is added to changed_variables.
6254 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6255 Use shared_var_p. When removing loc that is equal to cur_loc,
6256 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6257 end, don't set it to something else, just call variable_was_changed.
6258 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6259 loc being removed, clear cur_loc and set cur_loc_changed.
6260 Set cur_loc_changed if all locations have been removed.
6261 (struct expand_loc_callback_data): New type.
6262 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6263 allocated. Always create SUBREGs if simplify_subreg failed.
6264 Prefer to use cur_loc, when that fails and still in
6265 changed_variables (and seen first time) recompute it. Set
6266 cur_loc_changed of variables which had to change cur_loc and
6267 compute elcd->cur_loc_changed if any of the subexpressions used
6268 had to change cur_loc.
6269 (vt_expand_loc): Adjust to pass arguments in
6270 expand_loc_callback_data structure.
6271 (vt_expand_loc_dummy): New function.
6272 (emitted_notes): New variable.
6273 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6274 that weren't used for any other decl in current
6275 emit_notes_for_changes call call vt_expand_loc_dummy to update
6276 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6277 first loc_chain location if NULL before. Always use just
6278 cur_loc instead of first loc_chain location. When cur_loc_changed
6279 is false, when not --enable-checking=rtl just don't emit any note.
6280 When rtl checking, compute the note and assert it is the same
6281 as previous note. Clear cur_loc_changed and in_changed_variables
6282 at the end before removing from changed_variables.
6283 (check_changed_vars_3): New function.
6284 (emit_notes_for_changes): Traverse changed_vars to call
6285 check_changed_vars_3 on each changed var.
6286 (emit_notes_for_differences_1): Clear cur_loc_changed and
6287 in_changed_variables. Recompute cur_loc of new_var.
6288 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6289 (vt_emit_notes): Initialize and destroy emitted_notes.
6291 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6293 PR rtl-optimization/42220
6294 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6295 Use verify_reg_tracked to determine if we should use OP_OUT rather
6297 (build_def_use): If we see an in-out operand for a register that we
6298 know nothing about, treat is an output if possible, fail the block if
6301 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6304 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6307 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6310 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6311 uses of relevant DEFs that are dead outside the loop too.
6313 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6315 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6317 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6319 * var-tracking.c (values_to_unmark): New variable.
6320 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6321 values_to_unmark vector. Moved body to...
6322 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6323 instead queue it into values_to_unmark vector.
6324 (vt_find_locations): Free values_to_unmark vector.
6326 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6328 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6329 (site.exp): Export them when plugins are enabled.
6331 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6334 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6336 (chrec_fold_multiply): Same.
6338 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6341 * c-decl.c (build_compound_literal): Return early if init is
6344 2010-03-04 Martin Jambor <mjambor@suse.cz>
6346 PR tree-optimization/43164
6347 PR tree-optimization/43191
6348 * tree-sra.c (type_consists_of_records_p): Reject records with
6349 zero-size bit-fields at the end.
6351 2010-03-04 Mike Stump <mikestump@comcast.net>
6353 * Makefile.in (TAGS): Remove *.y.
6355 2010-03-04 Richard Guenther <rguenther@suse.de>
6357 PR tree-optimization/40761
6358 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6360 (my_rev_post_order_compute): New function.
6361 (init_pre): Call it.
6363 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6366 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6367 decrease the cost of an IV candidate when the cost is infinite.
6369 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6371 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6372 Use '3DNow!' for the extension of that name, ensure normal space
6374 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6376 2010-03-03 Jeff Law <law@redhat.com>
6378 * PR middle-end/32693
6379 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6380 than gen_rtx_SUBREG.
6381 (extract_bit_field_1): Likewise.
6383 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6385 * doc/sourcebuild.texi (Test directives): Document that arguments
6386 include-opts and exclude-opts are now optional for dg-skip-if,
6387 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6389 2010-03-03 Jason Merrill <jason@redhat.com>
6392 * cgraph.h (varpool_node): Add extra_name field.
6393 * varpool.c (varpool_extra_name_alias): New.
6394 (varpool_assemble_decl): Emit extra name aliases.
6395 (varpool_mark_needed_node): Look past an extra name alias.
6396 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6397 * lto-streamer-in.c (lto_input_tree): Read it.
6398 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6400 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6402 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6403 (sparc*-*-solaris2*): ...this.
6405 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6408 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6409 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6410 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6411 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6414 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6415 fallthrough to default handling, just with want_address 0 instead of 2.
6416 For single element lists, add_AT_loc directly, otherwise create an
6417 artificial variable DIE and stick location list to it.
6420 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6421 (VAL_EXPR_HAS_REVERSE): Define.
6422 (reverse_op): New function.
6423 (add_stores): For reversible operations add an extra MO_VAL_USE.
6425 2010-03-02 Jason Merrill <jason@redhat.com>
6427 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6429 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6431 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6432 (sparc64-*-linux*): Likewise.
6433 (sparc64-*-solaris2*): Include assembler files before linker ones.
6434 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6435 * config/sparc/gas.h: Delete.
6436 * config/sparc/sol2-64.h: Add copyright notice.
6437 * config/sparc/sol2-gas-bi.h: Likewise.
6438 * config/sparc/sol2-gld.h: Likewise.
6439 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6440 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6441 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6442 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6443 (sparc_elf_asm_named_section): Rename into...
6444 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6446 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6448 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6450 2010-03-02 Jeff Law <law@redhat.com>
6453 * reload1.c (rtx_p, substitute_stack): Declare.
6454 (substitute): Record addresses of changed rtxs.
6455 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6456 Restore the original rtx when complete.
6457 (reload): Free subsitute_stack when complete.
6459 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6461 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6462 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6464 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6465 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6466 Torture Tests): Change from subsection to section.
6468 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6469 Steven Bosscher <steven@gcc.gnu.org>
6471 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6474 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6477 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6478 the assignment from the new induction variable to the assignment
6479 of the value from the original loop PHI function.
6481 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6482 Daniel Jacobowitz <dan@codesourcery.com>
6484 * doc/sourcebuild.texi (Test directives): Clarify options to
6487 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6489 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6490 Disable cfi directives unless GCC and gas agree on using read-only
6491 .eh_frame sections for 64-bit.
6492 * configure: Regenerate.
6494 2010-03-01 Richard Guenther <rguenther@suse.de>
6496 PR tree-optimization/43220
6497 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6498 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6500 2010-03-01 Richard Guenther <rguenther@suse.de>
6501 Martin Jambor <mjambor@suse.cz>
6504 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6505 gimplified parameters.
6507 2010-03-01 Christian Bruel <christian.bruel@st.com>
6509 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6511 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6513 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6515 2010-03-01 Richard Guenther <rguenther@suse.de>
6518 * expr.c (expand_assignment): Use the alias-oracle to tell
6519 if the rhs aliases the result decl.
6521 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6524 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6525 to sol_gt_pch_get_address.
6526 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6527 64-bit, SPARC and x86.
6528 (sol_gt_pch_get_address): New function.
6530 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6532 * toplev.h (inform_n, error_n): Declare.
6533 * diagnostic.c (inform_n, error_n): New function.
6535 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6537 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6538 has no rtl yet when processing local_decls, queue it and recheck
6539 if deferred stack allocation hasn't assigned it rtl.
6541 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6543 * config/sh/sh.c (unspec_bbr_uid): New.
6544 (gen_block_redirect): Use it instead of INSN_UID.
6545 (gen_far_branch): Likewise.
6547 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6549 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6550 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6552 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6554 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6555 (Warning Options): -Wno-conversion-null is valid for
6556 Objective-C++ as well.
6557 * doc/tm.texi (Named Address Spaces): Likewise.
6558 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6559 * doc/tree-ssa.texi (Tree SSA): Likewise.
6561 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6564 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6565 by default. Don't set the default arch for
6566 i[34567]86-*-darwin*|x86_64-*-darwin*.
6568 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6571 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6572 default. Set the default 32bit/64bit archs with $with_arch
6573 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6575 2010-02-27 Richard Guenther <rguenther@suse.de>
6577 PR tree-optimization/43186
6578 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6579 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6580 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6581 unroller iterations.
6583 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6585 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6586 required and i[34567]86-*-* targets don't support 64bit ISA.
6588 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6591 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6594 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6596 * config.gcc: Set the default arch at least to Prescott for
6597 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6598 if SSE math is enabled.
6600 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6602 * diagnostic.c (diagnostic_initialize): Update.
6603 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6605 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6606 (diagnostic_inhibit_notes): New.
6607 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6609 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6612 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6613 * doc/standards.texi: Likewise.
6614 * doc/extend.texi: Likewise.
6615 * doc/trouble.texi: Likewise.
6616 * doc/cppopts.texi: Likewise.
6617 * doc/install.texi: Likewise.
6618 * c.opt (std=c90,std=gnu90): New options.
6619 * c-opts.c (c_common_handle_option): Handle them.
6621 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6624 * c-decl.c (undeclared_variable): Use an informative note.
6626 2010-02-26 Richard Guenther <rguenther@suse.de>
6628 PR tree-optimization/43186
6629 * gimple.h (gimple_fold): Remove.
6630 * gimple.c (gimple_fold): Remove. Inline into single user ...
6631 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6632 Try harder for conditions.
6634 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6637 * function.c (used_types_insert): Don't skip through named pointer
6638 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6639 and it is different from the main variant's type.
6641 2010-02-26 Nick Clifton <nickc@redhat.com>
6643 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6645 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6647 * config.gcc: Support --with-fpmath=sse for x86.
6649 * config/i386/ssemath.h: New.
6651 * doc/install.texi (--with-fpmath=sse): Documented.
6653 2010-02-26 Richard Guenther <rguenther@suse.de>
6655 PR tree-optimization/43188
6656 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6657 vector types of over-aligned element type.
6659 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6662 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6663 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6665 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6667 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6669 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6671 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6672 * var-tracking.c: Include diagnostic.h.
6673 (debug_dv): New function.
6674 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6677 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6678 (add_value_chain, add_value_chains, remove_value_chain,
6679 remove_value_chains): Handle DEBUG_EXPRs.
6680 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6683 * regcprop.c (struct queued_debug_insn_change): New type.
6684 (struct value_data_entry): Add debug_insn_changes field.
6685 (struct value_data): Add n_debug_insn_changes field.
6686 (debug_insn_changes_pool): New variable.
6687 (free_debug_insn_changes, apply_debug_insn_changes,
6688 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6689 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6690 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6692 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6694 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6695 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6696 changes, call cprop_find_used_regs via note_stores.
6697 (copyprop_hardreg_forward): When copying vd from predecessor
6698 which has any queued DEBUG_INSN changes, make sure the pointers are
6699 cleared. At the end call df_analyze and then if there are any
6700 DEBUG_INSN changes queued at the end of some basic block for still
6701 live registers, apply them.
6702 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6704 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6706 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6709 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6711 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6712 targets. Set the default with_cpu/with_arch from arch/cpu.
6713 Allow x86-64 and native for with_cpu/with_arch.
6715 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6717 * ebitmap.c: Change calls to verify_popcount with calls to
6718 sbitmap_verify_popcount.
6719 (ebitmap_clear_bit): Fixed map->cacheindex test and
6720 map>cache update when bit clearing results in an empty
6723 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6726 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6727 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6728 and support both V2DF and V2DI modes.
6729 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6730 support both V2DF and V2DI modes.
6731 (general): Delete trailing whitespace from a few patterns.
6733 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6734 V2DF/V2DI interleave high/low builtins.
6736 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6739 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6740 interleave high/low functions.
6742 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6744 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6745 #pragma extern_prefix.
6747 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6750 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6751 BLKmode, assert op0 is a MEM and just adjust its mode.
6754 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6755 if bitpos isn't multiple of mode's bitsize.
6757 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6759 * c.opt (-ftemplate-depth=): New.
6760 (-ftemplate-depth-): Deprecate.
6761 * optc-gen.awk: Handle -ftemplate-depth=.
6762 * opth-gen.awk: Likewise.
6763 * c-opts.c (c_common_handle_option): Likewise.
6764 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6766 2010-02-24 Jason Merrill <jason@redhat.com>
6768 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6770 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6772 * cfg.c (alloc_aux_for_block): Remove inline.
6773 (alloc_aux_for_edge): Likewise.
6775 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6777 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6779 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6781 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6782 * config/i386/sol2-gas.h: New file.
6783 * config.gcc (i[34567]86-*-solaris2*): Use it.
6785 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6788 * c-typeck.c (ep_convert_and_check): New.
6789 (build_conditional_expr): Use it.
6790 (build_binary_op): Likewise.
6792 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6794 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6797 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6798 bounds even for -O+.
6799 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6800 expr needs to have DECL_NAME set.
6802 2010-02-24 Nick Clifton <nickc@redhat.com>
6804 * config/mep/mep.c: Include gimple.h.
6805 (mep_function_uses_sp): Delete unused function.
6806 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6807 parameters. Use unsigned integers to count args. Return a
6808 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6810 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6813 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6814 greater or equal to nelt instead of 2 * nelt.
6815 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6818 2010-02-23 Jason Merrill <jason@redhat.com>
6821 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6822 in cfun->local_decls even if they have register types.
6825 * stor-layout.c (place_field): Don't warn about unnecessary
6826 DECL_PACKED if the type is packed.
6828 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6831 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6832 GOTOFF relocs, even when the base reg isn't pic pointer.
6834 2010-02-23 Michael Matz <matz@suse.de>
6837 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6838 (expand_gimple_basic_block): Generate and use debug temps if there
6839 are debug uses left after the last real use of TERed ssa names.
6840 Unlink debug immediate uses when they are expanded.
6842 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6845 * config/i386/i386.c (override_options): Reorganise to provide
6846 better error messages.
6848 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6851 * graphite-scop-detection.c (create_single_exit_edge): Move
6852 the call to find_single_exit_edge to....
6853 (create_sese_edges): ...here. Don't handle multiple edges
6854 exiting the function.
6855 (build_graphite_scops): Don't handle multiple edges
6856 exiting the function.
6858 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6861 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6862 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6864 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6867 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6869 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6872 * c-typeck.c (convert_arguments): Print declaration location.
6873 * c-common.c (validate_nargs): Rename as
6874 builtin_function_validate_nargs.
6875 (check_builtin_function_arguments): Update.
6877 2010-02-22 Richard Guenther <rguenther@suse.de>
6880 * tree-inline.c (declare_return_variable): Use the type of
6881 the call stmt lhs if available.
6883 2010-02-22 Duncan Sands <baldrick@free.fr>
6885 * passes.c (register_pass): Always consider all pass lists when
6886 ref_pass_instance_number is zero.
6888 2010-02-22 Richard Guenther <rguenther@suse.de>
6890 PR tree-optimization/42749
6891 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6892 parameter. Do arithmetic in the original type.
6893 (update_accumulator_with_ops): Likewise.
6894 (adjust_accumulator_values): Adjust.
6896 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6898 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6899 (QI to BLKmode splitter): New splitter.
6901 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6903 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6904 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6906 2010-02-22 Richard Guenther <rguenther@suse.de>
6908 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6910 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6912 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6913 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6914 ($(T)crti.o, $(T)crtn.o): Remove rules.
6916 2010-02-21 Tobias Burnus <burnus@net-b.de>
6919 * doc/invoke.texi (-fassociative-math): Document that this
6920 option is automatically enabled for Fortran.
6922 2010-02-20 David S. Miller <davem@davemloft.net>
6924 * configure.ac: Test if linker and assembler properly support
6925 GOTDATA_OP relocations.
6926 * configure: Rebuild.
6927 * config.in: Likewise.
6928 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6929 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6930 (movsi_high_pic): Likewise.
6931 (movdi_lo_sum_pic): Likewise.
6932 (movdi_high_pic): Likewise.
6933 (movsi_pic_gotdata_op): New pattern.
6934 (movdi_pic_gotdata_op): Likewise.
6935 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6936 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6938 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6941 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6942 attribute to ssemul.
6943 (xop_mulv2div2di3_high): Ditto.
6945 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6948 * c.opt (Wconversion-null): New option.
6949 * doc/invoke.texi (Wconversion-null): Document.
6951 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6953 * common.opt (Wlarger-than-): Add Undocumented.
6955 2010-02-19 Mike Stump <mikestump@comcast.net>
6957 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6959 2010-02-19 Jason Merrill <jason@redhat.com>
6962 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6963 * configure: Likewise.
6965 2010-02-20 Alan Modra <amodra@gmail.com>
6968 * cgraph.h (cgraph_make_decl_local): Declare.
6969 * cgraph.c (cgraph_make_decl_local): New function.
6970 (cgraph_make_node_local): Use it.
6971 * cgraphunit.c (cgraph_function_versioning): Likewise.
6972 * ipa.c (function_and_variable_visibility): Likewise.
6974 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6977 * except.c (sjlj_emit_function_enter): Don't call
6978 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6980 * rtl.h (add_reg_br_prob_note): Remove prototype.
6982 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6985 * c-common.c (conversion_warning): Remove widening conversions
6986 before checking the conversion of integers to reals.
6988 2010-02-19 Mike Stump <mikestump@comcast.net>
6991 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6994 * cgraphunit.c (process_function_and_variable_attributes): Check
6995 DECL_PRESERVE_P instead of looking up attribute "used".
6996 * ipa-pure-const.c (check_decl): Likewise.
6997 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6998 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6999 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7000 instead of attribute "used".
7001 * config/sol2-c.c (solaris_pragma_init): Likewise.
7002 (solaris_pragma_fini): Likewise.
7004 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7006 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7007 Use XCNEW instead of xcalloc.
7008 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7009 XNEW instead of xmalloc.
7010 (get_fields): Use XNEWVEC instead of xmalloc.
7013 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7014 populate vars array.
7015 (create_new_general_access): For debug stmts just reset value.
7016 (get_stmt_accesses): For accesses within debug stmts just record them
7017 using add_access_to_acc_sites instead of preventing the peeling or
7018 counting them as accesses.
7021 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7023 2010-02-19 Richard Guenther <rguenther@suse.de>
7025 PR tree-optimization/42916
7026 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7029 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7031 * configure.ac: Replace all uses of changequote in macro arguments
7032 with proper quoting.
7034 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7037 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7039 2010-02-19 Richard Guenther <rguenther@suse.de>
7041 PR tree-optimization/42944
7042 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7043 test for aliasing with errno.
7045 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7048 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7049 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7050 * dojump.c: Include output.h.
7051 (inv): New inline function.
7052 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7053 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7054 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7055 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7056 argument, pass it down to other calls.
7057 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7058 add REG_BR_PROB note to the conditional jump.
7059 * cfgexpand.c (add_reg_br_prob_note): Removed.
7060 (expand_gimple_cond): Don't call it, add the probability
7061 as last argument to jumpif_1/jumpifnot_1.
7062 * Makefile.in (dojump.o): Depend on output.h.
7063 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7065 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7066 * stmt.c (do_jump_if_equal): Likewise.
7067 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7068 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7069 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7071 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7072 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7073 jumpifnot_1 callers.
7074 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7076 (store_expr): Adjust jumpifnot caller.
7077 (store_constructor): Adjust jumpif caller.
7080 * gimplify.c (gimple_boolify): For __builtin_expect call
7081 gimple_boolify also on its first argument.
7083 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7085 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7087 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7088 * configure: Regenerated.
7090 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7092 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7093 lang_hooks.types_compatible_p instead of comptypes.
7095 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7097 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7098 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7099 if __prefer_thumb__ is defined.
7101 2010-02-18 Martin Jambor <mjambor@suse.cz>
7103 PR tree-optimization/43066
7104 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7105 array with zero-sized element type.
7107 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7109 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7110 rtx, allocate struct var_loc_node here and return it to the
7111 caller, and only if it is actually needed.
7112 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7113 move it earlier and return immediately if it returns NULL.
7115 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7117 * config/sparc/gas.h: New file. Restore
7118 TARGET_ASM_NAMED_SECTION to its ELF default.
7119 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7121 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7122 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7123 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7124 after sparc/sysv4.h.
7126 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7128 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7130 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7132 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7133 patterns from predicated pattern.
7135 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7138 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7139 for insn mnemonic suffix.
7141 2010-02-17 Richard Guenther <rguenther@suse.de>
7143 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7146 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7149 * caller-save.c (save_call_clobbered_regs): If BB ends with
7150 a DEBUG_INSN, move any notes in between last real insn and the last
7151 DEBUG_INSN after the last DEBUG_INSN.
7153 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7155 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7156 Fix return type. Fix argument type. Explain meaning of return value.
7158 2010-02-16 Richard Guenther <rguenther@suse.de>
7160 PR tree-optimization/41043
7161 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7162 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7164 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7166 2010-02-16 Ira Rosen <irar@il.ibm.com>
7168 PR tree-optimization/43074
7169 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7170 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7171 vectorizable cycles in hybrid SLP check.
7172 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7174 2010-02-16 Richard Guenther <rguenther@suse.de>
7176 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7177 (true_dependence): If memrefs_conflict_p computes must-alias
7178 trust it. Move TBAA check after offset-based disambiguation.
7179 (canon_true_dependence): Likewise.
7181 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7183 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7184 * doc/invoke.texi: Document it.
7185 * var-tracking.c: Include toplev.h and params.h.
7186 (vt_find_locations): Return bool indicating success. Compute
7187 hash sizes unconditionally. Check new parameter, report.
7188 (variable_tracking_main_1): Check vt_find_locations results and
7189 retry. Renamed from...
7190 (variable_tracking_main): ... this. New wrapper to preserve
7191 flag_var_tracking_assignments.
7192 * Makefile.in (var-tracking.o): Adjust dependencies.
7194 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7195 Jakub Jelinek <jakub@redhat.com>
7198 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7199 if weak_import attribute is present.
7200 * config/darwin.c (machopic_select_section): Likewise.
7202 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7204 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7205 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7206 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7207 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7209 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7212 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7215 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7216 Rewrite text to refer to the names.
7218 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7220 * config/i386/i386-builtin-types.def
7221 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7222 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7223 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7224 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7225 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7226 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7227 IX86_BUILTIN_VPERMIL2PS256.
7228 (MULTI_ARG_4_DF2_DI_I): Defined.
7229 (MULTI_ARG_4_DF2_DI_I1): Defined.
7230 (MULTI_ARG_4_SF2_SI_I): Defined.
7231 (MULTI_ARG_4_SF2_SI_I1): Defined.
7232 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7233 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7234 __builtin_ia32_vpermil2ps256.
7235 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7236 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7237 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7238 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7239 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7240 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7241 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7242 CODE_FOR_xop_vpermil2v8sf3.
7243 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7244 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7245 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7246 (_mm256_permute2_pd): New.
7247 (_mm_permute2_ps): New.
7248 (_mm256_permute2_ps): New.
7250 2010-02-15 Nick Clifton <nickc@redhat.com>
7252 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7253 boolean parameters. Use emit_jump_insn when emitting a pop
7254 instruction containing a return insn.
7255 (push): Use 'true' rather than '1' as second parameter to F.
7256 (h8300_expand_prologue): Likewise.
7257 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7258 (h8300_expand_epilogue): Likewise.
7260 2010-02-15 Richard Guenther <rguenther@suse.de>
7263 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7266 2010-02-15 Nick Clifton <nickc@redhat.com>
7268 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7271 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7273 * intl.c (fake_ngettext): New function.
7274 * intl.h (fake_ngettext): Declare.
7275 (ngettext): Define macro.
7276 * collect2.c (notice_translated): New function.
7277 (main): Use notice_translated and ngettext.
7278 * collect2.h (notice_translated): Declare.
7280 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7282 * reorg.c (delete_computation): Comment fixes.
7283 * caller-save.c (setup_save_areas): Idem.
7284 * sel-sched-dump.c (dump_lv_set): Idem.
7287 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7289 * config/s390/s390.c (s390_sched_init): New function.
7290 (TARGET_SCHED_INIT): Target hook defined.
7292 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7293 Jack Howarth <howarth@bromo.med.uc.edu>
7294 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7297 Partial revert of unintended change in fix for PR41605.
7298 * config/darwin.h: Fix typo.
7299 * config/darwin9.h: Same.
7301 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7303 * c-pch.c (pch_init): Clear v.
7305 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7308 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7309 graphite_can_represent_init for MULT_EXPR.
7311 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7315 * graphite-sese-to-poly.c (remove_phi): New.
7316 (translate_scalar_reduction_to_array): Call remove_phi.
7318 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7321 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7322 * graphite-clast-to-gimple.h (gloog): Update declaration.
7323 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7324 * graphite-poly.h (struct poly_bb): Add missing comments.
7325 (struct scop): Add poly_scop_p field.
7327 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7328 * graphite.c (graphite_transform_loops): Build the polyhedral
7329 representation for each scop before code generation.
7330 * sese.c (rename_variables_in_operand): Removed.
7331 (rename_variables_in_expr): Return the renamed expression.
7332 (rename_sese_parameters): New.
7333 * sese.h (rename_sese_parameters): Declared.
7335 2010-02-11 Richard Guenther <rguenther@suse.de>
7337 PR tree-optimization/42998
7338 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7339 POINTER_PLUS_EXPR properly.
7341 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7342 Changpeng Fang <changpeng.fang@amd.com>
7345 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7346 the cost of an IV candidate when the IV is used in a test against zero.
7348 * gcc.dg/tree-ssa/ivopts-3.c: New.
7350 2010-02-11 Richard Guenther <rguenther@suse.de>
7353 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7354 pointer-vs-decl case by swapping refs. Handle some cases
7355 of pointer-vs-decl disambiguations more conservatively.
7356 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7357 to false after expanding.
7359 2010-02-11 Richard Guenther <rguenther@suse.de>
7362 * gcc.c (process_command): Handle LTO file@offset case more
7365 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7367 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7368 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7370 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7372 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7373 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7374 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7375 Optimize eq/ne comparisons when both arguments are known to be
7377 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7378 Don't mask operands unnecessarily if they are known to be already
7381 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7383 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7386 2010-02-10 Richard Guenther <rguenther@suse.de>
7388 PR tree-optimization/43017
7389 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7390 for wrapping signed arithmetic.
7392 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7395 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7396 if no debug info should be emitted for it.
7398 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7400 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7401 note when flag_exceptions is set.
7403 2010-02-10 Duncan Sands <baldrick@free.fr>
7405 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7407 2010-02-10 Richard Guenther <rguenther@suse.de>
7410 * tree.c (get_unwidened): Handle constants.
7411 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7413 2010-02-10 Martin Jambor <mjambor@suse.cz>
7416 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7417 check for variable argument counts independently.
7419 2010-02-10 Christian Bruel <christian.bruel@st.com>
7422 * config/sh/sh.c (find_barrier): Increase length for non delayed
7423 conditional branches.
7425 2010-02-10 Christian Bruel <christian.bruel@st.com>
7427 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7429 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7431 * builtins.c (set_builtin_user_assembler_name): Also handle
7432 ffs if int is smaller than word.
7434 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7437 * ira-conflicts.c (get_dup): Remove.
7438 (process_reg_shuffles): Add new parameter. Use it as an
7439 additional guard for copy generation.
7440 (add_insn_allocno_copies): Rewrite.
7442 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7444 * common.opt (fsched2-use-traces): Preserved for backward
7446 * doc/invoke.texi: Remove the documentation about option
7447 -fsched2-use-traces.
7448 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7449 flag_sched2_use_traces.
7450 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7451 the backward compatibility flag section.
7453 2010-02-09 Richard Guenther <rguenther@suse.de>
7455 PR tree-optimization/43008
7456 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7457 make HEAP variables initialized from global memory if they
7458 are not known builtin functions.
7459 (find_func_aliases): Adjust.
7461 2010-02-09 Richard Guenther <rguenther@suse.de>
7463 PR tree-optimization/43000
7464 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7465 arithmetic manually.
7467 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7469 PR tree-optimization/42931
7470 * tree-loop-linear.c (try_interchange_loops): Don't call
7471 double_int_mul if estimated_loop_iterations failed.
7473 2010-02-08 Martin Jambor <mjambor@suse.cz>
7476 * tree-sra.c (build_accesses_from_assign): Do not mark in
7477 should_scalarize_away_bitmap if stmt has volatile ops.
7478 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7481 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7483 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7485 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7487 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7490 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7493 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7495 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7498 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7499 to unknown_dependence.
7500 (graphite_legal_transform_dr): Handle the unknown_dependence.
7501 (graphite_carried_dependence_level_k): Same.
7503 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7505 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7507 2010-02-07 Richard Guenther <rguenther@suse.de>
7510 * expr.c (get_inner_reference): Always initialize *pbitsize.
7512 2010-02-07 Richard Guenther <rguenther@suse.de>
7515 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7516 new ARRAY_REFs on variable size element or minimal index arrays.
7518 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7519 gimple_fold_indirect_ref.
7521 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7524 * arm.c (arm_override_options): Just return if the user has specified
7525 an invalid fpu name.
7527 2010-02-03 Jason Merrill <jason@redhat.com>
7530 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7531 i386_pe_maybe_record_exported_symbol.
7533 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7536 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7537 (pa_delegitimize_address): New function.
7539 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7541 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7542 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7544 2010-02-05 Richard Guenther <rguenther@suse.de>
7547 * lto-streamer-in.c (get_resolution): Deal with references
7548 to undefined functions.
7550 2010-02-05 Richard Guenther <rguenther@suse.de>
7552 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7553 (fold_const_aggregate_ref): Likewise.
7554 (ccp_fold_stmt): Substitute loads.
7555 (maybe_fold_reference): Verify types before substituting.
7557 (fold_gimple_assign): Unshare properly.
7558 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7560 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7562 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7563 for rs6000_gen_cell_microcode.
7565 2010-02-04 Richard Guenther <rguenther@suse.de>
7567 PR rtl-optimization/42952
7568 * dse.c (const_or_frame_p): Remove MEM handling.
7570 2010-02-04 Nick Clifton <nickc@redhat.com>
7572 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7573 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7574 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7575 (mn10300_asm_output_mi_thunk): New function.
7576 (mn10300_can_output_mu_thunk): New function.
7577 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7578 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7579 (FUNCTION_ARG): Delete incorrect comment.
7581 2010-02-03 Jason Merrill <jason@redhat.com>
7584 * fold-const.c (operand_equal_p): Handle erroneous types.
7586 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7588 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7590 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7592 PR rtl-optimization/42941
7593 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7596 2010-02-03 Jason Merrill <jason@redhat.com>
7599 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7601 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7604 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7605 (cselib_reset_table): Renamed from...
7606 (cselib_reset_table_with_next_value): ... this.
7607 (cselib_get_next_uid): Renamed from...
7608 (cselib_get_next_unknown_value): ... this.
7609 * cselib.c (next_uid): Renamed from...
7610 (next_unknown_value): ... this.
7611 (cselib_clear_table): Adjust.
7612 (cselib_reset_table): Adjust. Renamed from...
7613 (cselib_reset_table_with_next_value): ... this.
7614 (cselib_get_next_uid): Adjust. Renamed from...
7615 (cselib_get_next_unknown_value): ... this.
7616 (get_value_hash): Use hash.
7617 (cselib_hash_rtx): Likewise.
7618 (new_cselib_val): Adjust. Set and dump uid.
7619 (cselib_lookup_mem): Pass next_uid as hash.
7620 (cselib_subst_to_values): Likewise.
7621 (cselib_log_lookup): Dump uid.
7622 (cselib_lookup): Pass next_uid as hash. Adjust.
7623 (cselib_process_insn): Adjust.
7624 (cselib_init): Initialize next_uid.
7625 (cselib_finish): Adjust.
7626 (dump_cselib_table): Likewise.
7627 * dse.c (canon_address): Dump value uid.
7628 * print-rtl.c (print_rtx): Print value uid.
7629 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7631 (dv_uid): New function, sort of renamed from...
7632 (dv_htab_hash): ... this, reimplemented in terms of it and...
7633 (dv_uid2hash): ... this. New.
7634 (variable_htab_eq): Drop excess assertions.
7635 (tie_break_pointers): Removed.
7636 (canon_value_cmp): Compare uids.
7637 (variable_post_merge_New_vals): Print uids.
7638 (vt_add_function_parameters): Adjust.
7639 (vt_initialize): Reset table. Adjust.
7641 2010-02-03 Richard Guenther <rguenther@suse.de>
7643 PR tree-optimization/42944
7644 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7645 (call_may_clobber_ref_p_1): Likewise. Properly handle
7646 malloc and calloc clobbering errno.
7648 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7650 * doc/invoke.texi: Fix name of sched1 dump.
7652 * opts.c (decode_options): Set flag_tree_switch_conversion
7653 only conditionally on optimize >= 2.
7655 * gcse.c: Assorted comment fixes in pass description.
7657 2010-02-03 Anthony Green <green@moxielogic.com>
7659 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7660 nop padding in order to maintain alignment of storage location of
7661 target function address.
7662 (moxie_trampoline_init): Store target function address at newly
7664 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7666 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7668 2010-02-03 Richard Guenther <rguenther@suse.de>
7671 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7673 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7675 * config.gcc: Reenable check for obsolete targets.
7676 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7677 mips-sgi-irix6.[0-4]*.
7679 2010-02-02 Nick Clifton <nickc@redhat.com>
7681 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7682 constant size of 4 as being the same as 0.
7683 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7684 can take values in the range 0..4.
7686 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7689 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7690 as _darwin10_Unwind_FindEnclosingFunction().
7691 * libgcc-libsystem.ver: New.
7693 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7696 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7697 implicitly set registers.
7699 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7701 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7702 (arm_override_options): Allow automatic selection of the thread
7703 pointer register if thumb2.
7704 (legitimize_pic_address): Improve code sequences for Thumb2.
7705 (arm_call_tls_get_addr): Likewise.
7706 (legitimize_tls_address): Likewise.
7707 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7708 (pic_load_addr_32bit): ... this. New named pattern.
7709 * thumb2.md (pic_load_addr_thumb2): Delete.
7710 (pic_load_dot_plus_four): Delete.
7711 (tls_load_dot_plus_four): New named pattern.
7713 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7716 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7717 Document fix for TLS bug.
7719 2010-01-31 Richard Guenther <rguenther@suse.de>
7721 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7722 conservatively correct.
7724 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7728 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7730 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7732 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7734 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7736 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7738 * config.gcc: Adjust order of makefile fragments for mingw targets.
7740 2010-01-31 Richard Guenther <rguenther@suse.de>
7743 * gimplify.c (gimplify_init_constructor): For volatile LHS
7744 initialize a temporary.
7746 2010-01-31 Matthias Klose <doko@ubuntu.com>
7748 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7750 * configure: Regenerate.
7752 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7754 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7755 the same alias set and their sizes different constantness.
7756 (aliasing_component_refs_p): Revert 2009-10-24 change.
7758 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7760 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7763 2010-01-29 Richard Guenther <rguenther@suse.de>
7765 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7766 Assert we successfully updated the call.
7768 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7770 PR rtl-optimization/42889
7771 * df.h (df_set_bb_dirty_nonlr): New prototype.
7772 * df-core.c (df_set_bb_dirty_nonlr): New function.
7773 * df-scan.c (df_insn_rescan): Call it instead of
7774 df_set_bb_dirty for DEBUG_INSNs.
7776 2010-01-29 Richard Guenther <rguenther@suse.de>
7779 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7780 quadratic behavior in most cases.
7782 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7785 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7786 in the call to gen_x86_movsicc_0_m1.
7788 2010-01-28 Richard Guenther <rguenther@suse.de>
7790 PR tree-optimization/42871
7791 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7793 2010-01-28 Richard Guenther <rguenther@suse.de>
7795 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7796 into call arguments.
7798 2010-01-28 Richard Guenther <rguenther@suse.de>
7801 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7802 the forwarder if the destination is an EH landing pad.
7804 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7806 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7807 block list passed to gimple_duplicate_sese_tail.
7808 (parallelize_loops): Avoid parallelization when the function
7810 Avoid parallelization when the preheader is IRREDUCIBLE.
7811 Try to optimize when estimated_loop_iterations_int is unresolved.
7812 Add the loop's location to the dump file.
7813 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7814 (gimple_duplicate_sese_tail): Remove the check for the latch.
7815 Redirect nexits to the exit block.
7816 Remove handling of the incoming edges to the latch.
7817 Redirect the backedge from the copied latch to the exit bb.
7819 2010-01-28 Michael Matz <matz@suse.de>
7822 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7823 Wrap force_reg into a sequence, emit it before user.
7825 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7827 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7829 (arm_legacy_rev): Likewise.
7830 (thumb_legacy_rev): Likewise.
7832 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7834 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7835 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7836 on MEM's address failed, try avoid_constant_pool_reference and
7837 recurse if it returned something different.
7838 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7839 address, try avoid_constant_pool_reference and recurse if it
7840 returned something different.
7841 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7842 address and avoid_constant_pool_reference returned something
7843 different, don't set have_address.
7845 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7848 * var-tracking.c (val_store): Add modified argument, obey it.
7850 (count_uses): Move down logging of main.
7851 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7852 don't need resolution.
7853 (emit_notes_in_bb): Likewise.
7855 2010-01-27 Richard Guenther <rguenther@suse.de>
7858 * tree-inline.c (remap_decl): Delay remapping of SSA name
7859 default definitions until we need them.
7861 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7863 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7864 (rs6000_delegitimize_address): New function.
7866 * config/s390/s390.c (s390_delegitimize_address): Call
7867 delegitimize_mem_from_attrs.
7870 * tree-inline.c (cannot_copy_type_1): Removed.
7871 (copy_forbidden): Don't forbid copying of functions containing
7872 records/unions with variable length fields.
7874 2010-01-27 Christian Bruel <christian.bruel@st.com>
7878 * config/sh/sh.c (find_barrier): Increase length for non delayed
7879 conditional branches.
7881 2010-01-27 Matthias Klose <doko@ubuntu.com>
7883 * configure.ac (gnu-unique-object): Fix ldd version check.
7884 * configure: Regenerate.
7886 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7888 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7890 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7891 Test for HAVE_GNU_AS value.
7893 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7895 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7896 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7897 INT64_TYPE): Define.
7898 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7899 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7900 INT_LEAST64_TYPE): Define.
7901 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7902 UINT_LEAST64_TYPE): Define.
7903 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7904 INT_FAST64_TYPE): Define.
7905 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7906 UINT_FAST64_TYPE): Define.
7907 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7908 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7909 (SIG_ATOMIC_TYPE): Define.
7911 2010-01-26 Richard Guenther <rguenther@suse.de>
7913 * df-scan.c (df_scan_set_bb_info): Remove assert.
7914 (df_insn_rescan_debug_internal): Merge asserts.
7915 (df_install_ref): Likewise.
7916 (df_mark_reg): Use bitmap_set_range.
7917 (df_hard_reg_used_p): Remove assert.
7918 (df_hard_reg_used_count): Likewise.
7920 2010-01-26 Richard Guenther <rguenther@suse.de>
7922 PR rtl-optimization/42685
7923 * web.c (web_main): Ignore DEBUG_INSNs.
7925 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7927 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7929 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7930 Fix types of fndecl and arglist parameters.
7932 2010-01-26 Richard Guenther <rguenther@suse.de>
7935 * tree-eh.c (unsplit_eh): Skip debug insns.
7937 2010-01-26 Richard Guenther <rguenther@suse.de>
7939 PR tree-optimization/42250
7940 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7942 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7945 * omp-low.c (expand_omp_sections): Only use single_pred if
7946 l2_bb is single_pred_p.
7948 2010-01-25 Christian Bruel <christian.bruel@st.com>
7951 * config/sh/sh.c (find_barrier): Increase length for non delayed
7952 conditional branches.
7953 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7955 2010-01-24 David S. Miller <davem@davemloft.net>
7957 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7958 define if not using GAS.
7959 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7960 Likewise. Delete SECTION_MERGE code, which is only applicable
7963 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7966 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7967 mangling of va_list in system headers.
7969 2010-01-23 Toon Moene <toon@moene.org>
7971 * tree-predcom.c (combine_chains): Return NULL, not false.
7973 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7975 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7976 initialization of variable res to agree with return type.
7978 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7980 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7981 * tree-sra.c: Add include of expr.h.
7983 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7985 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7986 insert the debug stmt on the single non-EH edge from the stmt.
7988 2010-01-22 Richard Henderson <rth@redhat.com>
7991 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7992 the RHS until after generate_subtree_copies has insertted its
7993 code before the current statement.
7995 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7997 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7999 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8001 2010-01-21 Martin Jambor <mjambor@suse.cz>
8003 PR tree-optimization/42585
8004 * tree-sra.c (struct access): New field grp_total_scalarization.
8005 (dump_access): Dump the new field.
8006 (should_scalarize_away_bitmap): New variable.
8007 (cannot_scalarize_away_bitmap): Likewise.
8008 (sra_initialize): Allocate new bitmaps.
8009 (sra_deinitialize): Free new bitmaps.
8010 (create_access_1): New function.
8011 (create_access): Parts moved to create_access_1.
8012 (type_consists_of_records_p): New function.
8013 (completely_scalarize_record): Likewise.
8014 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8015 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8016 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8018 (analyze_all_variable_accesses): Completely scalarize small eligible
8021 2010-01-21 Martin Jambor <mjambor@suse.cz>
8023 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8025 2010-01-21 Andrew Haley <aph@redhat.com>
8027 * gcc.c (process_command): Move lang_specific_driver before
8028 setting cc_libexec_prefix.
8030 2010-01-21 Richard Guenther <rguenther@suse.de>
8033 * fold-const.c (negate_expr_p): Pretend only negative
8034 real constants are easily negatable.
8036 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8037 Jason Merrill <jason@redhat.com>
8039 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8040 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8041 * calls.c (initialize argument_information): Handle it.
8042 * c-common.c (handle_transparent_union_attribute): Use new name.
8043 * c-decl.c (finish_struct): Ditto.
8044 * c-typeck.c (type_lists_compatible_p): Ditto.
8045 (convert_for_assignment): Use new name and also handle record.
8046 * function.c (aggregate_value_p): Handle it.
8047 (pass_by_reference): Ditto.
8048 (assign_parm_data_types): Ditto.
8049 * print-tree.c (print_node): Ditto.
8050 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8051 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8052 * tree.c (first_field): New fn.
8054 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8057 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8058 even when linking statically, for now.
8060 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8063 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8064 without a cselib val.
8065 (count_uses): Accept MO_VAL_SET with no val on stores.
8066 (add_stores): Likewise.
8068 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8070 * var-tracking.c (check_value_val): Add a compile time assertion.
8071 (dv_is_decl_p): Simplify.
8072 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8073 gcc_assert if ENABLE_CHECKING.
8075 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8078 * var-tracking.c: Include tree-flow.h.
8079 (mem_dies_at_call): New.
8080 (dataflow_set_preserve_mem_locs): Use it.
8081 (dataflow_set_remove_mem_locs): Likewise.
8082 (dump_var): Renamed from dump_variable. Adjust all callers.
8083 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8084 * Makefile.in (var-tracking.o): Adjust deps.
8086 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8088 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8090 2010-01-20 Richard Guenther <rguenther@suse.de>
8092 PR tree-optimization/42717
8093 * tree-ssa-dce.c (get_live_post_dom): Remove.
8094 (forward_edge_to_pdom): Take an arbitrary edge to copy
8095 degenerate PHI args from.
8096 (remove_dead_stmt): Use the first post-dominator even if it
8097 does not contain live statements as redirection destination.
8099 2010-01-20 Richard Guenther <rguenther@suse.de>
8101 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8103 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8105 * sel-sched.c (create_speculation_check): Remove set but not used
8107 (try_transformation_cache): Remove set but not used variable ds.
8108 (calculate_privileged_insns): Remove set but not used variables
8109 cur_insn and min_spec_insn.
8110 (find_best_expr): Remove set but not used variable avail_n.
8111 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8113 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8115 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8116 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8119 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8122 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8123 cpu types. Add support for *-sse3 cpu types.
8124 (x86_64-*-*): Ditto.
8126 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8129 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8130 argument, call initializer_constant_valid_p_1 instead of
8131 initializer_constant_valid_p, pass CACHE to it, return NULL
8132 immediately if first call returns NULL.
8133 (initializer_constant_valid_p_1): New function.
8134 (initializer_constant_valid_p): Use it.
8136 2010-01-20 Thomas Quinot <quinot@adacore.com>
8138 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8140 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8142 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8143 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8144 (loc_list_from_tree): Don't handle unsigned division. Handle
8145 signed modulo using DW_OP_{over,over,div,mul,minus}.
8146 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8147 modulo instead of signed.
8149 2010-01-20 DJ Delorie <dj@redhat.com>
8151 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8153 (h8300_emit_stack_adjustment): Propogate it.
8155 (h8300_expand_prologue): Likewise.
8156 (h8300_expand_epilogue): Likewise.
8158 2010-01-19 Michael Matz <matz@suse.de>
8160 PR tree-optimization/41783
8161 * tree-data-ref.c (toplevel): Include flags.h.
8162 (dump_data_dependence_relation): Also dump the inputs if the
8163 result will be unknown.
8164 (split_constant_offset_1): Look through some conversions.
8165 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8166 the offset from last element is too large.
8167 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8168 (reassociate_to_the_same_stmt): Handle vector registers.
8169 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8171 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8172 wide_prolog_niters argument, emit widening instructions.
8173 (vect_do_peeling_for_alignment): Adjust caller, use widened
8174 variant of the iteration cound.
8175 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8177 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8180 * config/arm/neon-testgen.m (emit_automatics): New parameter
8181 features. Adjust for Fixed_return_reg feature.
8182 (test_intrinsic): Call emit_automatics with new feature.
8183 * config/arm/neon.ml: Update copyright years.
8184 (features): New Fixed_return_reg feature.
8185 (ops): Update feature for Vget_low.
8187 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8189 PR tree-optimization/42719
8190 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8194 * fwprop.c (all_uses_available_at): Return false if def_set dest
8195 is a REG that is used in def_insn.
8197 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8199 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8201 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8204 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8206 * target.h (struct gcc_target) <secondary_reload>: Change type
8207 of last argument to secondary_reload_info *.
8209 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8212 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8213 memory references with unaligned offsets. Remove CQImode handling.
8214 (unaligned_memory_operand): Return 1 for memory references with
8215 unaligned offsets. Remove CQImode handling.
8217 2010-01-18 Richard Guenther <rguenther@suse.de>
8220 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8223 2010-01-18 Richard Guenther <rguenther@suse.de>
8225 PR tree-optimization/42781
8226 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8227 restrict processing only if the original variable was artificial.
8229 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8231 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8232 find number of popped argument bytes.
8234 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8235 Fix the text that describes the return value for invalid insns.
8237 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8239 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8240 Clarify what 'cost of the -dependence' is. Fix quoting.
8242 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8243 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8245 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8247 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8248 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8250 2010-01-17 Richard Guenther <rguenther@suse.de>
8253 * function.c (split_complex_args): Take a VEC to modify.
8254 (assign_parms_augmented_arg_list): Build a VEC instead of
8255 a chain of PARM_DECLs.
8256 (assign_parms_unsplit_complex): Take a VEC of arguments.
8257 Do not fixup unmodified parms.
8258 (assign_parms): Deal with the VEC.
8259 (gimplify_parameters): Likewise.
8261 2010-01-17 Richard Guenther <rguenther@suse.de>
8263 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8264 node existence check.
8265 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8266 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8267 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8268 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8269 (gimple_execute_on_growing_pred): Likewise.
8271 2010-01-17 Richard Guenther <rguenther@suse.de>
8273 PR tree-optimization/42773
8274 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8275 (compute_antic_aux): Likewise.
8276 (compute_partial_antic_aux): Likewise.
8278 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8281 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8284 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8286 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8289 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8290 Fix markup for strict argument.
8292 (TARGET_SCHED_REORDER2): Fix argument types.
8294 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8295 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8297 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8298 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8300 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8303 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8304 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8305 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8306 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8307 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8309 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8311 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8313 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8314 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8316 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8318 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8321 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8323 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8324 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8326 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8328 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8330 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8331 referring to it. Fix language.
8333 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8335 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8337 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8339 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8341 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8342 '@var{stream}. Remove stray 'and'.
8344 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8346 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8348 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8350 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8351 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8353 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8354 Fix description of return value.
8355 Rename argument "sz" to "len."
8357 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8358 Clarify meaning of 'true' return value.
8360 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8362 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8363 rep_mode versus mode_rep.
8365 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8367 (TARGET_BUILTIN_DECL): Fix name.
8369 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8371 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8373 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8375 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8377 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8379 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8382 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8383 Rename argument tm_fn to md_fn.
8385 (TARGET_OPTION_PRINT): Fix argument list.
8387 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8390 * config/i386/i386.c (ix86_fixup_binary_operands):
8391 Revert FMA4 fixup of operands.
8393 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8396 * Makefile.in (write_entries_to_file, install-plugin):
8397 Use \012 instead of \n with tr.
8399 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8401 * configure.ac (HAVE_AS_REF): New C macro.
8402 * configure: Regenerate.
8403 * config.in: Likewise.
8404 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8406 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8409 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8411 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8413 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8415 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8417 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8419 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8421 (TARGET_BINDS_LOCAL_P): Fix argument type.
8423 (TARGET_ASM_FILE_END): Use prototype.
8425 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8427 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8429 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8431 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8433 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8434 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8436 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8437 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8439 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8440 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8441 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8442 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8444 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8446 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8448 (TARGET_INIT_BUILTINS): Use prototype.
8450 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8451 Put 'const char *' in braces. Fix parameter types.
8452 (TARGET_INVALID_CONVERSION): Fix parameter types.
8453 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8454 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8456 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8459 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8461 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8463 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8465 * doc/tm.texi (TARGET_HELP): Fix return type.
8467 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8468 in braces. Fix argument types.
8470 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8472 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8474 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8476 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8477 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8479 (TARGET_MANGLE_TYPE): Fix argument types.
8481 (TARGET_IRA_COVER_CLASSES): Use prototype.
8483 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8485 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8487 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8489 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8491 (TARGET_CALLEE_COPIES): Fix argument types.
8493 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8495 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8497 (TARGET_FUNCTION_VALUE): Fix argument types.
8499 (TARGET_RETURN_IN_MSB): Fix argument type.
8501 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8503 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8505 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8507 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8508 agree with return type.
8510 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8512 2010-01-15 Jing Yu <jingyu@google.com>
8514 PR rtl-optimization/42691
8515 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8516 a pseudo to a constant and are merged, and adjust comments.
8518 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8520 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8522 2010-01-15 Richard Guenther <rguenther@suse.de>
8525 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8526 labels of computed or non-local gotos to the destination.
8527 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8528 landing pad label is the first label.
8530 2010-01-15 Richard Guenther <rguenther@suse.de>
8532 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8534 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8537 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8538 to allow generation of the xssqrtdp instruction on power7.
8539 (sqrtdf2_fpr): Ditto.
8541 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8544 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8545 functions with noreturn attribute.
8548 * varasm.c (declare_weak): Add weak attribute to decl if it
8549 doesn't have one already.
8550 (assemble_external): Only add decls to weak_decls if they also
8551 have weak attribute.
8553 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8555 * var-tracking.c (var_reg_delete): Don't delete the association
8556 between REGs and values or one-part variables if the register
8559 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8562 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8563 because its first operand is a non-localized variable.
8565 2010-01-14 Martin Jambor <mjambor@suse.cz>
8567 PR tree-optimization/42706
8568 * tree-sra.c (encountered_recursive_call): New variable.
8569 (encountered_unchangable_recursive_call): Likewise.
8570 (sra_initialize): Initialize both new variables.
8571 (callsite_has_enough_arguments_p): New function.
8572 (scan_function): Call decl and flags check only for IPA-SRA, check
8573 whether there is a recursive call and whether it has enough arguments.
8574 (all_callers_have_enough_arguments_p): New function.
8575 (convert_callers): Look for recursive calls only when
8576 encountered_recursive_call is set.
8577 (ipa_early_sra): Bail out either if
8578 !all_callers_have_enough_arguments_p or
8579 encountered_unchangable_recursive_call.
8581 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8583 * sel-sched.c: Add 2010 to copyright years.
8584 * sel-sched-ir.c: Likewise.
8585 * sel-sched-ir.h: Likewise.
8587 2010-01-14 Martin Jambor <mjambor@suse.cz>
8589 PR tree-optimization/42714
8590 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8591 constructors specially.
8593 2010-01-14 Andi Kleen <ak@linux.intel.com>
8595 * config/i386/drivers-i386.c (detect_caches_intel):
8596 Add l2sizekb parameter and fill in.
8597 (host_detect_local_cpu): Add l2sizekb, fill in.
8598 Add Atom small cache heuristic.
8600 2010-01-14 Andi Kleen <ak@linux.intel.com>
8602 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8603 Add level3 parameter and fill in.
8604 (detect_caches_intel): Handle level3 cache.
8606 2010-01-14 Andi Kleen <ak@linux.intel.com>
8608 * config/i386/drivers-i386.c (host_detect_local_cpu):
8609 Fix core duo detection.
8611 2010-01-14 Andi Kleen <ak@linux.intel.com>
8613 * config/i386/drivers-i386.c (host_detect_local_cpu):
8616 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8618 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8619 (rs6000_variable_issue_1): this. Use...
8620 (rs6000_variable_issue): here. Reimplement. Print debug info.
8622 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8624 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8625 sel_restore_notes. Update all callers. Call reemit_notes
8628 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8630 PR rtl-optimization/42246
8631 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8634 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8636 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8637 all successors is the same as number of successors in current region.
8639 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8641 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8642 to rename is not separable. Otherwise check that its LHS is not NULL.
8644 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8646 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8648 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8650 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8651 available registers when failed to discover LHS register class.
8652 Fix indentation. Update comment.
8654 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8655 Alexander Monakov <amonakov@ispras.ru>
8657 PR rtl-optimization/42389
8658 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8660 (advance_state_on_fence): Likewise.
8661 (sel_target_adjust_priority): Print debug output only when
8662 sched_verbose >= 4, not 2.
8663 (get_expr_cost): Do not issue all unique insns on the next cycle.
8664 (fill_insns): Initialize can_issue_more from the value saved
8666 * sel-sched-ir.c (flist_add): New parameter issue_more.
8667 Init FENCE_ISSUE_MORE with it.
8668 (merge_fences): Likewise.
8669 (init_fences): Update call to flist_add.
8670 (add_to_fences, add_clean_fence_to_fences)
8671 (add_dirty_fence_to_fences): Likewise.
8672 (move_fence_to_fences): Update call to merge_fences.
8673 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8675 * sel-sched-ir.h (struct _fence): New field issue_more.
8676 (FENCE_ISSUE_MORE): New accessor macro.
8678 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8680 PR rtl-optimization/42388
8681 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8682 that have no predecessors nor successors. Do not call move_bb_info
8683 for empty blocks outside of current region.
8685 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8687 PR rtl-optimization/42294
8688 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8689 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8690 originators' originators.
8692 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8694 PR rtl-optimization/39453
8695 PR rtl-optimization/42246
8696 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8698 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8700 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8701 Alexander Monakov <amonakov@ispras.ru>
8704 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8705 (maybe_tidy_empty_bb): ... here. Make static. Add new
8706 argument. Update all callers.
8707 (tidy_control_flow): ... and here. Recompute topological order
8708 of basic blocks in region if necessary.
8709 (sel_redirect_edge_and_branch): Change return type. Return true
8710 if topological order might have been invalidated.
8711 (purge_empty_blocks): Export and move from...
8712 * sel-sched.c (purge_empty_blocks): ... here.
8713 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8714 (maybe_tidy_empty_bb): Delete prototype.
8715 (purge_empty_blocks): Declare.
8717 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8719 PR rtl-optimization/42249
8720 * sel-sched.c (try_replace_dest_reg): When chosen register
8721 and original register is the same, do not bail out early, but
8722 still check all original insns for validity of replacing destination
8723 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8726 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8729 Port from no-undefined-overflow branch:
8730 2009-03-09 Richard Guenther <rguenther@suse.de>
8732 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8734 2010-01-14 Richard Guenther <rguenther@suse.de>
8737 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8739 2010-01-14 Ira Rosen <irar@il.ibm.com>
8741 PR tree-optimization/42709
8742 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8743 as scalar type in creation of constant vector operand.
8745 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8748 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8749 (check-parallel-%): Match `testsuite' directory component only
8752 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8754 PR translation/39521
8755 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8758 2010-01-13 Richard Guenther <rguenther@suse.de>
8760 PR tree-optimization/42730
8761 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8764 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8767 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8768 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8771 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8773 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8774 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8775 ___umulsi3_highpart.
8777 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8778 rather than schedule_insns if the pass is enabled.
8780 2010-01-13 Martin Jambor <mjambor@suse.cz>
8782 PR tree-optimization/42704
8783 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8786 2010-01-13 Martin Jambor <mjambor@suse.cz>
8788 PR tree-optimization/42703
8789 * tree-sra.c (analyze_access_subtree): Check that we can build a
8790 reference to the original data within the aggregate.
8792 2010-01-13 Richard Guenther <rguenther@suse.de>
8794 PR tree-optimization/42705
8795 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8797 2010-01-13 Richard Guenther <rguenther@suse.de>
8800 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8802 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8805 * var-tracking.c (values_to_unmark): New variable.
8806 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8807 values_to_unmark vector. Moved body to...
8808 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8809 instead queue it into values_to_unmark vector.
8810 (vt_find_locations): Free values_to_unmark vector.
8812 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8814 * config/s390/s390.c (override_options): Set
8815 default of max-pending-list-length to 256
8817 2010-01-13 Richard Guenther <rguenther@suse.de>
8820 * tree-pass.h (PROP_gimple_lcx): New.
8821 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8822 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8823 before the final cleanup_eh.
8824 (dump_properties): Dump PROP_gimple_lcx.
8825 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8826 (tree_lower_complex_O0): Remove.
8827 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8828 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8829 tree_lower_complex, schedule TODO_update_ssa.
8830 * lto-streamer-out.c (output_function): Stream the functions
8832 * lto-streamer-in.c (input_function): Likewise.
8833 (lto_read_body): Do not override them here.
8835 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8838 * c-typeck.c (build_c_cast): Fold value cast to union type before
8839 wrapping it in a CONSTRUCTOR.
8841 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8843 PR rtl-optimization/42699
8844 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8847 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8849 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8850 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8851 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8852 SUBTARGET_WARN_UNUSED_SPEC): ... here
8853 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8855 2010-01-12 Julian Brown <julian@codesourcery.com>
8857 * config/arm/neon-schedgen.ml (Utils): Don't try to
8858 open missing module.
8859 (find_with_result): New.
8861 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8864 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8865 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8867 PR tree-optimization/42645
8868 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8869 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8870 decl_map, set processing_debug_stmt to -1 and return name without
8873 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8875 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8876 binutils version, and reword target configuration description.
8878 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8880 * config/avr/avr.h (LINKER_NAME): Remove.
8882 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8885 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8886 that support VSX, warn for -mno-altivec if vsx is not disabled,
8889 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8890 Shujing Zhao <pearly.zhao@oracle.com>
8892 PR translation/42469
8893 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8894 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8895 character between option name and help text.
8896 * c.opt (imultilib): Likewise.
8898 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8900 * lto-streamer-out.c (output_unreferenced_globals): Output static
8903 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8905 PR rtl-optimization/42621
8906 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8907 optimizing for size.
8908 (duplicate_computed_gotos): Remove now-redundant check.
8910 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8913 * configure.ac: Save and restore LDFLAGS and LIBS
8914 * configure: Regenerate.
8916 2010-01-10 Richard Guenther <rguenther@suse.de>
8919 * builtins.c (fold_builtin_strlen): Add type argument and
8920 convert the resulting length to it.
8921 (fold_builtin_1): Adjust.
8923 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8925 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8926 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8928 (num_insns_constant_wide): Adjust for that change.
8930 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8933 * web.c (union_defs): Add used argument, to combine uses of
8935 (entry_register): Adjust type and tests of used argument.
8936 (web_main): Widen used for new use. Pass it to union_defs.
8937 * df.h (union_defs): Adjust prototype.
8939 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8942 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8943 uses in new incoming argument. Free body.
8944 (reset_debug_uses_in_loop): New.
8945 (analyze_insn_to_expand_var): Call the latter if the former found
8946 anything. Fix whitespace. Reject invalid dest overlaps before
8947 going through all insns in the loop.
8949 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8952 * haifa-sched.c (dying_use_p): Debug insns don't count.
8954 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8957 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8958 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8959 (verify_gimple_call): Reject LHS in noreturn calls.
8961 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8965 * tree-vect-loop-manip.c (adjust_info): New type.
8966 (adjust_vec): New pointer to vector.
8967 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8968 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8969 (slpeel_update_phis_for_duplicate_loop): Use them.
8970 (slpeel_update_phi_nodes_for_guard1): Likewise.
8971 (slpeel_update_phi_nodes_for_guard2): Likewise.
8972 (slpeel_tree_peel_loop_to_edge): Likewise.
8973 (vect_update_ivs_after_vectorizer): Likewise.
8975 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8977 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8978 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8980 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8982 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8983 bogus uninitialized warning.
8985 2010-01-09 Richard Guenther <rguenther@suse.de>
8988 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8989 the evolution is compatible with the initial condition.
8991 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8993 * gcc.c (process_command): Update copyright notice dates.
8994 * gcov.c (print_version): Likewise.
8995 * gcov-dump.c (print_version): Likewise.
8996 * mips-tfile.c (main): Likewise.
8997 * mips-tdump.c (main): Likewise.
8999 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9002 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9004 (rotlhi3_8): Delete.
9006 (rotlsi3_8): Delete.
9007 (rotlsi3_16): Delete.
9008 (rotlsi3_24): Delete.
9010 (*rotw<mode>3): New.
9011 (*rotb<mode>3): New.
9012 * config/avr/avr.c (avr_rotate_bytes): New function.
9013 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9015 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9018 * configure.ac: Modify -rdynamic check.
9019 * configure: Regenerate.
9021 2010-01-08 DJ Delorie <dj@redhat.com>
9023 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9024 register popping order.
9026 2010-01-08 Richard Guenther <rguenther@suse.de>
9029 * c.opt (fsigned-char): Also let LTO handle this option.
9030 (funsigned-char): Likewise.
9032 2010-01-07 Richard Guenther <rguenther@suse.de>
9034 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9035 (gimple_op): Likewise.
9036 (gimple_op_ptr): Likewise.
9037 (gimple_assign_set_lhs): Remove gcc_assert.
9038 (gimple_assign_set_rhs1): Likewise.
9039 (gimple_assign_set_rhs2): Likewise.
9040 (gimple_call_set_lhs): Likewise.
9041 (gimple_call_set_fn): Likewise.
9042 (gimple_call_set_fndecl): Likewise.
9043 (gimple_call_fndecl): Likewise.
9044 (gimple_call_return_type): Likewise.
9045 (gimple_call_set_chain): Likewise.
9046 (gimple_call_num_args): Likewise.
9047 (gimple_call_set_arg): Likewise.
9048 (gimple_cond_set_code): Likewise.
9049 (gimple_cond_set_lhs): Likewise.
9050 (gimple_cond_set_rhs): Likewise.
9051 (gimple_cond_set_true_label): Likewise.
9052 (gimple_cond_set_false_label): Likewise.
9053 (gimple_label_set_label): Likewise.
9054 (gimple_goto_set_dest): Likewise.
9055 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9056 (gimple_debug_bind_get_value): Likewise.
9057 (gimple_debug_bind_get_value_ptr): Likewise.
9058 (gimple_debug_bind_set_var): Likewise.
9059 (gimple_debug_bind_set_value): Likewise.
9060 (gimple_debug_bind_reset_value): Likewise.
9061 (gimple_debug_bind_has_value_p): Likewise.
9062 (gimple_return_retval_ptr): Remove gcc_assert.
9063 (gimple_return_retval): Likewise.
9064 (gimple_return_set_retval): Likewise.
9065 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9066 (safe_referenced_var_iterator): Remove.
9067 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9068 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9069 (fill_referenced_var_vec): Remove.
9070 (first_readonly_imm_use): Remove redundant gcc_assert.
9071 (phi_arg_index_from_use): Combine gcc_asserts.
9072 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9073 (first_imm_use_stmt): Remove redundant gcc_assert.
9074 * tree-cfg.c (verify_gimple_call): Verify function and chain
9075 operands. Verify arguments.
9076 (verify_types_in_gimple_stmt): Verify condition code and labels.
9078 2010-01-07 Richard Guenther <rguenther@suse.de>
9080 PR tree-optimization/42641
9081 * sese.c (rename_map_elt_info): Use the SSA name version, do
9084 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9086 PR tree-optimization/42625
9087 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9088 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9090 2010-01-07 Duncan Sands <baldrick@free.fr>
9092 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9094 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9097 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9098 note itself is not function_invariant_p.
9100 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9102 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9103 Do not add the DF_NOTE problem.
9104 * store-motion.c (execute_rtl_store_motion): Likewise.
9106 2010-01-07 Martin Jambor <mjambor@suse.cz>
9108 PR tree-optimization/42157
9109 * tree-sra.c (compare_access_positions): Stabilize sort if both
9110 accesses have integer types, return zero immediately if they are the
9113 2010-01-06 Richard Henderson <rth@redhat.com>
9116 * haifa-sched.c (add_to_note_list): Merge into ...
9117 (concat_note_lists): ... here, and ...
9118 (unlink_other_notes, rm_other_notes): Merge into...
9119 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9120 NOTE_INSN_EPILOGUE_BEG.
9122 2010-01-06 Richard Guenther <rguenther@suse.de>
9124 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9125 not inline regular functions into always-inline functions.
9127 2010-01-06 Nick Clifton <nickc@redhat.com>
9129 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9130 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9132 (OVERRIDE_OPTIONS): Delete.
9133 (OPTIMIZATION_OPTIONS): Define.
9134 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9135 * config/rx/rx.c (rx_handle_option): Issue an error message if
9136 -mcpu=rx200 and -fpu are used together.
9137 (rx_set_optimization_options): New function. Issue an error
9138 message if an optimization attribute attempts to reset the FPU/
9139 math optimization pairing.
9140 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9141 * config/rx/rx.opt: Set the default to 32-bit doubles.
9142 * config/rx/t-rx: Add multilibs for -nofpu option.
9143 * doc/invoke.texi: Update documentation of RX options.
9145 2010-01-06 Richard Guenther <rguenther@suse.de>
9147 * tree-ssa-pre.c (name_to_id): New global.
9148 (alloc_expression_id): Simplify SSA name handling.
9149 (lookup_expression_id): Likewise.
9150 (init_pre): Zero name_to_id.
9151 (fini_pre): Free it.
9153 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9155 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9157 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9160 * config/i386/sse.md (smaxv2di3): New.
9161 (umaxv2di3): Likewise.
9162 (sminv2di3): Likewise.
9163 (uminv2di3): Likewise.
9165 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9168 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9169 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9170 (legitimize_tls_address): Likewise.
9171 (sparc_tls_referenced_p): Likewise.
9172 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9173 and adjust calls to legitimize_pic_address.
9174 (legitimate_constant_p) Use sparc_tls_referenced_p.
9175 (legitimate_pic_operand_p): Likewise.
9176 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9177 (sparc_tls_symbol_ref_1): Delete.
9178 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9179 (legitimize_tls_address): Make static, handle CONST patterns.
9180 (legitimize_pic_address): Make static, remove unused parameter and
9181 adjust recursive calls.
9182 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9183 and adjust call to legitimize_pic_address.
9184 (sparc_output_mi_thunk): Likewise.
9186 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9187 H.J. Lu <hongjiu.lu@intel.com>
9190 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9191 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9192 operands to make them signed.
9195 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9198 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9199 GTU to GT for V4SI and V2DI.
9201 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9202 (umin<mode>3): Removed.
9204 (uminv4si3): Likewise.
9206 2010-01-05 Martin Jambor <mjambor@suse.cz>
9208 PR tree-optimization/42462
9209 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9210 current_function_decl to helper functions and macros.
9212 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9215 * flags.h: Don't include real.h.
9216 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9217 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9218 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9219 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9220 * dominance.c: Update copyright.
9221 * gimple.c (walk_gimple_op): Remove inline.
9222 * tree-ssa-reassoc.c: Include real.h.
9223 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9224 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9226 2010-01-05 Nick Clifton <nickc@redhat.com>
9228 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9229 register to push into the stack frame when the accumulator has to
9230 be saved during interrupts.
9232 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9234 * doc/invoke.texi: Remove the documentation about option
9236 * common.opt (Wunreachable-code): Preserved for backward
9238 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9239 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9240 the backward compatibility flag section.
9242 2010-01-05 Richard Guenther <rguenther@suse.de>
9244 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9246 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9249 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9251 PR tree-optimization/42508
9252 * tree-sra.c (convert_callers): Check for recursive call
9253 by comparing cgraph nodes instead of decls.
9254 (modify_function): Call ipa_modify_formal_parameters also
9255 on all same_body aliases.
9257 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9258 cgraph nodes when checking for same_body aliases.
9260 2010-01-05 Richard Guenther <rguenther@suse.de>
9262 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9263 allocation and lookup.
9264 (get_or_alloc_expr_for_constant): Likewise.
9265 (phi_translate): Sink allocation.
9267 2010-01-04 Richard Guenther <rguenther@suse.de>
9269 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9270 a new entry only if needed.
9271 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9272 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9274 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9276 (phi_translate): Handle CONSTANTs early.
9278 2010-01-04 Martin Jambor <mjambor@suse.cz>
9280 PR tree-optimization/42398
9281 * tree-sra.c (struct access): Removed flag grp_different_types.
9282 (dump_access): Do not dump the removed flag.
9283 (sort_and_splice_var_accesses): Do not set the removed flag.
9284 (sra_modify_expr): Check for type compatibility directly.
9286 2010-01-04 Martin Jambor <mjambor@suse.cz>
9288 PR tree-optimization/42366
9289 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9290 edges with variable number of parameters.
9291 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9292 flag instead of asserting it.
9293 (ipa_read_node_info): Read uses_analysis_done flag.
9295 2010-01-04 Richard Guenther <rguenther@suse.de>
9297 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9298 iterative_hash_* as intended.
9299 (vn_reference_compute_hash): Likewise. Simplify hashing
9301 (vn_reference_lookup_2): Likewise.
9302 (vn_nary_op_compute_hash): Likewise.
9303 (vn_phi_compute_hash): Likewise.
9304 (expressions_equal_p): Remove strange code.
9305 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9306 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9307 (bitmap_insert_into_set_1): Take value-id as parameter.
9308 (add_to_value): Pass it.
9309 (bitmap_insert_into_set): Likewise.
9310 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9312 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9315 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9316 (do_self_spec): For switches with SWITCH_IGNORE set set also
9317 SWITCH_IGNORE_PERMANENTLY.
9318 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9321 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9323 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9324 tree of an unreferenced global var.
9326 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9329 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9330 GTU to GT for V4SI and V2DI.
9332 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9333 (umin<mode>3): Removed.
9335 (uminv4si3): Likewise.
9337 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9340 * collect2.c (main): Turn on trace in collect2 if -v is passed
9343 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9345 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9346 description of expression operand.
9348 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9350 * configure.ac: Add install-html to target_list for Make-hooks.
9351 * configure: Regenerate.
9352 * fortran/Make-lang.in (F95_HTMLFILES): New.
9353 (fortran.html): Use it.
9354 (fortran.install-html): New.
9355 * Makefile.in (install-html): Add lang.install-html.
9356 * java/Make-lang.in (JAVA_HTMLFILES): New.
9357 (java.html): Use it.
9358 (java.install-html): New.
9359 * objc/Make-lang.in (objc.install-html): New.
9360 * objcp/Make-lang.in (obj-c++.install-html): New.
9361 * cp/Make-lang.in (c++.install-html): New.
9362 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9363 * lto/Make-lang.in (lto.install-html): New.
9365 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9368 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9370 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9372 PR rtl-optimization/41862
9373 * store-motion.c (store_killed_in_insn, compute_store_table,
9374 remove_reachable_equiv_notes, replace_store_insn,
9375 build_store_vectors): Ignore all DEBUG_INSNs.
9377 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9380 * common.opt: Add dumpdir.
9382 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9384 (option_map): Add --dumpdir.
9386 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9388 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9390 * opts.c (decode_options): Try dump_dir_name first if
9391 dump_base_name isn't an absolute path.
9392 (common_handle_option): Handle OPT_dumpdir.
9394 * toplev.c (dump_dir_name): New.
9395 (print_switch_values): Also ignore -dumpdir.
9397 * toplev.h (dump_dir_name): New.
9399 2010-01-03 Richard Guenther <rguenther@suse.de>
9401 PR tree-optimization/42589
9402 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9403 double-word expansion of bswap32.
9405 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9407 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9408 with BLOCK_FOR_INSN.
9409 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9410 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9411 noce_process_if_block): Likewise.
9412 * gcse.c (compute_local_properties, insert_expr_in_table,
9413 insert_set_in_table, canon_list_insert, find_avail_set,
9414 pre_insert_copy_insn): Likewise.
9416 * basic-block.h (BLOCK_NUM): Move from here...
9417 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9419 2010-01-03 Richard Guenther <rguenther@suse.de>
9421 PR tree-optimization/42438
9422 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9423 contains_may_not_return_call flag.
9424 (BB_MAY_NOTRETURN): New.
9425 (valid_in_sets): Trapping nary operations are not valid
9426 in blocks that may not return.
9427 (insert_into_preds_of_block): Remove check for trapping expressions.
9428 (compute_avail): Compute also BB_MAY_NOTRETURN.
9430 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9432 * doc/invoke.texi: Add 2010 to copyright years.
9434 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9436 * config/sparc/sparc.c: Fix formatting nits.
9438 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9439 Alexander Monakov <amonakov@ispras.ru>
9441 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9443 2010-01-02 Richard Guenther <rguenther@suse.de>
9446 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9447 (simplify_switch_using_ranges): Mark to be removed edges
9450 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9452 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9454 * collect2.c (scan_libraries): Add missing argument in call to
9457 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9460 * config/alpha/predicates.md (aligned_memory_operand): Return false
9462 (unaligned_memory_operand): Return true for CQImode.
9463 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9464 doesn not cross aligned SImode word boundary.
9466 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9468 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9470 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9471 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9473 2010-01-02 Richard Guenther <rguenther@suse.de>
9476 * toplev.c (compile_file): Emit LTO marker properly. Change
9478 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9480 2010-01-01 Richard Guenther <rguenther@suse.de>
9483 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9485 2010-01-01 Richard Guenther <rguenther@suse.de>
9488 * c-decl.c (grokdeclarator): For zero-size arrays force
9489 structural equality checks as layout_type does.
9491 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9493 * builtins.c: Update copyright to 2010.
9495 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9498 * lto-streamer-out.c (produce_asm): Revert the last change.
9499 (copy_function): Likewise.
9501 * lto-streamer.c (lto_get_section_name): Skip any leading
9504 2010-01-01 Richard Guenther <rguenther@suse.de>
9507 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
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9513 Copying and distribution of this file, with or without modification,
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9515 notice and this notice are preserved.