1 2010-05-14 Jason Merrill <jason@redhat.com>
4 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
5 (gimple_call_set_nothrow): New.
6 * gimple.c (gimple_build_call_from_tree): Call it.
7 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
10 * gimplify.c (gimplify_seq_add_stmt): No longer static.
11 * gimple.h: Declare it.
12 * gimple.c (gimple_build_eh_filter): No ops.
14 2010-05-14 Jan Hubicka <jh@suse.cz>
16 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
17 nodes already in queue.
18 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with re-enqueueing
21 2010-05-14 Jakub Jelinek <jakub@redhat.com>
24 * cfgexpand.c (expand_debug_expr): If non-memory op0
25 has BLKmode, return NULL.
27 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
29 * config.gcc: Add support for --with-cpu option for bdver1.
30 * config/i386/i386.h (TARGET_BDVER1): New macro.
31 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
32 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
33 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
34 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
35 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
36 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
37 (processor_type): Add PROCESSOR_BDVER1.
38 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
39 processor_type in config/i386/i386.h.
40 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
41 movaps <reg, reg> instead of movapd <reg, reg> when replacing
42 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
43 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
44 to emit packed xor instead of packed double/packed integer
45 xor for SSE and AVX when moving a zero value.
46 * config/i386/sse.md: Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
47 to emit movaps instead of movapd/movdqa for SSE and AVX.
48 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single
49 logical operations i.e and, or and xor instead of packed double logical
50 operations for SSE and AVX.
51 * config/i386/i386-c.c:
52 (ix86_target_macros_internal): Add PROCESSOR_BDVER1.
53 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
54 (has_fma4, has_xop): New.
55 * config/i386/i386.c (bdver1_cost): New variable.
56 (m_BDVER1): New macro.
57 (m_AMD_MULTIPLE): Add m_BDVER1.
58 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
59 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
60 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
61 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
62 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
63 x86_tune_sse_partial_reg_dependency, x86_tune_sse_unaligned_load_optimal,
64 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
65 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
66 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
67 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
68 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
69 Enable/disable for bdver1.
70 (processor_target_table): Add bdver1_cost.
71 (cpu_names): Add bdver1.
72 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
73 processor_alias_table.
74 (ix86_expand_vector_move_misalign): Change
75 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
76 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
77 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
78 of movupd/movdqu for SSE and AVX.
79 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
80 (ix86_tune_adjust_cost): Add code for bdver1.
81 (standard_sse_constant_opcode): Add check for
82 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
83 of packed double xor for SSE and AVX.
85 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
87 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
90 2010-05-14 Tristan Gingold <gingold@adacore.com>
92 * toplev.c (default_debug_hooks): Remove this variable.
93 (process_options): Remove assignments to default_debug_hooks.
95 2010-05-14 Martin Jambor <mjambor@suse.cz>
97 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
98 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
99 * langhooks.h (struct lang_hooks_for_decls): Removed field
101 * tree.c (free_lang_data): Remove assignment to
102 lang_hooks.fold_obj_type_ref.
103 * tree.def (OBJ_TYPE_REF): Update comment.
105 2010-05-14 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/44124
108 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
110 2010-05-14 Alan Modra <amodra@gmail.com>
113 * config/rs6000/rs6000.c (struct machine_function): Reorder
114 fields for better packing. Add lr_save_state.
115 (rs6000_ra_ever_killed): Return lr_save_state if set.
116 (rs6000_emit_eh_reg_restore): Set lr_save_state.
118 2010-05-13 Jan Hubicka <jh@suse.cz>
120 * varpool.c (decide_is_variable_needed): Drop code checking
121 TREE_SYMBOL_REFERENCED.
123 2010-05-13 Jan Hubicka <jh@suse.cz>
125 * final.c (output_addr_const): Do not call mark_decl_referenced.
126 * cgraphunit.c (process_function_and_variable_attributes): Use
127 mark_needed_node dirrectly.
128 (assemble_thunk): Do not call mark_decl_referenced.
130 2010-05-13 Anatoly Sokolov <aesok@post.ru>
132 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
134 2010-05-13 Jeff Law <law@redhat.com>
136 * ira-conflicts.c (print_allocno_conflicts): New function broken out
138 (print_conflicts): Call print_allocno_conflicts.
140 2010-05-13 Jakub Jelinek <jakub@redhat.com>
143 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
146 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
148 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
149 t-mingw-w64 or t-mingw-w32 for multilib configuration.
150 * config/i386/t-mingw-w32: New.
151 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
153 2010-05-13 Martin Jambor <mjambor@suse.cz>
155 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
157 * gimple-fold.c (get_base_binfo_for_type): New function.
158 (gimple_get_relevant_ref_binfo): Likewise.
159 (gimple_fold_obj_type_ref_known_binfo): Likewise.
160 (gimple_fold_obj_type_ref): Likewise.
161 (fold_gimple_call): Simplify condition for folding virtual calls
162 and call gimple_fold_obj_type_ref.
163 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
164 (gimple_fold_obj_type_ref_known_binfo): Likewise.
166 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
168 * config/rs6000/rs6000-protos.h
169 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
170 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
171 (rs6000_debug_mode_dependent_address)
172 (rs6000_mode_dependent_address_ptr): Likewise.
174 2010-05-13 Jakub Jelinek <jakub@redhat.com>
177 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
179 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
180 * tree-sra.c (create_access_replacement): Call unshare_expr before
181 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
183 * dwarf2out.c: Include tree-flow.h.
184 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
185 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
186 Handle DW_OP_bit_piece.
187 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
188 construct_piece_list, adjust_piece_list): New functions.
189 (add_var_loc_to_decl): Handle SRA optimized variables.
190 Adjust for var_loc_note to loc field renaming.
191 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
192 in VAR_LOCATION note.
193 (new_loc_descr_op_bit_piece): New function.
194 (dw_sra_loc_expr): New function.
195 (dw_loc_list): Use it. Don't handle the last range after the
196 loop, handle it inside of the loop. Adjust for var_loc_note
197 to loc field renaming.
198 (add_location_or_const_value_attribute): Only special case
199 single entry loc lists if loc is NOTE_P. Adjust for
200 var_loc_note to loc field renaming.
201 (dwarf2out_var_location): Don't set newloc->var_loc_note
202 and newloc->next here.
204 2010-05-12 Jan Hubicka <jh@suse.cz>
206 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
208 * cgraph.h (cgraph_only_called_directly_p,
209 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
210 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
211 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
213 * ipa.c (cgraph_remove_unreachable_nodes): Use
214 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
216 * tree-inline.c (copy_bb): Check address_taken flag.
217 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
218 externally_visible flag.
220 2010-05-12 Jason Merrill <jason@redhat.com>
224 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
225 * sdbout.c (plain_type_1): Likewise.
226 * dwarf2out.c (is_base_type): Likewise.
227 (gen_type_die_with_usage): Likewise. Generate
228 DW_TAG_unspecified_type for any LANG_TYPE.
230 2010-05-12 Jan Hubicka <jh@suse.cz>
232 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
234 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
235 (cgraph_clone_edge): Update.
236 (cgraph_node_remove_callees): Remove indirect calls too.
237 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
238 (cgraph_create_indirect_edge): Update prototype.
239 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
240 is_proper_for_analysis.
241 (add_new_function, visited_nodes, function_insertion_hook_holder,
242 get_local_reference_vars_info, mark_address_taken, mark_address,
243 mark_load, mark_store, check_asm_memory_clobber, check_call,
244 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
245 (ipa_init): Do not initialize visited_nodes;
246 function_insertion_hook_holder.
247 (analyze_variable): Rewrite.
248 (analyze_function): Rewrite.
249 (copy_local_bitmap): Remove.
250 (duplicate_node_dat): Do not duplicate local info.
251 (generate_summary): Simplify to only walk cgraph.
252 (write_node_summary_p, ipa_reference_write_summary,
253 ipa_reference_read_summary): Remove.
254 (propagate): Do not remove function insertion;
256 (pass_ipa_reference): NULLify summary handling fields.
257 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
258 (input_edge): Input ecf_flags.
259 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
260 (update_indirect_edges_after_inlining): Ignore edges with unknown
263 2010-05-12 Sriraman Tallam <tmsriram@google.com>
265 * implicit-zee.c: New file.
266 * tree-pass.h (pass_implicit_zee): Declare.
267 * passes.c (init_optimization_passes): Add zee pass.
268 * common.opt (fzee): New flag.
269 * timevar.def (TV_ZEE): Define.
270 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
272 * Makefile.in (implicit-zee.o): Add new build file.
274 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
275 Nathan Froyd <froydnj@codesourcery.com>
277 * c-common.c (sync_resolve_params): Remove write-only variable.
279 2010-05-12 Anatoly Sokolov <aesok@post.ru>
281 * target.h (struct gcc_target): Add mode_dependent_address_p field.
282 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
283 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
284 * targhooks.c (default_mode_dependent_address_p): New function.
285 * targhooks.h (default_mode_dependent_address_p): Declare function.
286 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
287 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
288 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
289 target hook. Change return type to bool.
290 * recog.h: (mode_dependent_address_p): Change return type to bool.
292 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
293 Nathan Froyd <froydnj@codesourcery.com>
295 * tree-mudflap.c (build_function_type_0, build_function_type_1,
296 build_function_type_2, build_function_type_3): Remove.
297 (mudflap_init): Use build_function_type_list.
299 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
300 Nathan Froyd <froydnj@codesourcery.com>
302 * coverage.c (build_fn_info_value): Call build_constructor instead of
303 build_constructor_from_list.
304 (build_ctr_info_value): Likewise.
305 (build_gcov_info): Likewise.
307 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
309 * tree.c (build_constructor): Compute TREE_CONSTANT for the
310 resultant constructor.
311 (build_constructor_single): Don't set TREE_CONSTANT.
312 (build_constructor_from_list): Don't compute TREE_CONSTANT.
314 2010-05-12 Jan Hubicka <jh@suse.cz>
316 * cgraph.h (struct varpool_node): Add aux.
317 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
318 * varpool.c (varpool_remove_node): Do not remove initializer.
319 (varpool_reset_queue): Export.
320 (varpool_finalize_decl): Volatile vars are forced to be output.
321 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
323 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
324 process_references, varpool_can_remove_if_no_refs): New functions.
325 (cgraph_remove_unreachable_nodes): Handle variables too.
327 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
330 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
332 2010-05-12 Jakub Jelinek <jakub@redhat.com>
335 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
336 change value of ORT_TASK.
337 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
338 (omp_notice_threadprivate_variable): New function.
339 (omp_notice_variable): Call it for threadprivate variables.
340 If enclosing ctx is a task, print enclosing task rather than
341 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
342 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
343 if task has untied clause.
346 * dwarf2out.c (base_type_die): Don't add name attribute here.
347 (modified_type_die): Instead of sizetype use
348 its underlying original type. If a DW_TAG_base_type doesn't
349 have name added, add __unknown__.
350 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
351 always call force_type_die instead.
353 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
355 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
356 for __stack_chk_guard.
358 2010-05-11 Jakub Jelinek <jakub@redhat.com>
360 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
361 don't call start_source_file debug hook here...
362 (finish_options): ... but here, after outputting predefined and
363 command line defines and undefs.
366 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
368 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
369 optimizing away empty bb with no successors, move over its
370 footer chain to fallthru predecessor.
371 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
372 (rtl_split_edge): For asm goto call patch_jump_insn even if
373 splitting fallthru edge.
376 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
377 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
378 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
379 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
383 * c-parser.c (c_parser_expression): Mark LHS of a comma
384 expression as read if it is a decl, handled component or
385 COMPOUND_EXPR with that on the RHS.
386 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
387 if it is a decl or handled component.
389 2010-05-11 Jan Hubicka <jh@suse.cz>
391 * lto-symtab.c (lto_symtab_free): New function.
392 * lto-streamer.h (lto_symtab_free): Declare.
394 2010-05-11 Jan Hubicka <jh@suse.cz>
396 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
397 that if function is needed it is reachable.
398 (lto_output_node): See if it the function is reachable or referenced.
399 (output_cgraph): Update call of lto_output_node.
400 * lto-streamer.h (reachable_from_other_partition_p): Declare.
402 2010-05-11 Jan Hubicka <jh@suse.cz>
404 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
407 2010-05-11 Jan Hubicka <jh@suse.cz>
409 PR tree-optimize/44063
410 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
412 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
414 (estimate_function_body_sizes): Compute sizes even when disregarding.
416 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
418 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
420 2010-05-11 Jan Hubicka <jh@suse.cz>
422 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
425 2010-05-11 Jan Hubicka <jh@suse.cz>
427 * matrix-reorg.c (matrix_reorg): Rebuild edges.
429 2010-05-11 Jan Hubicka <jh@suse.cz>
431 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
432 lto_streamer_cache_delete): Put nodes into heap.
433 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
436 2010-05-11 Jan Hubicka <jh@suse.cz>
438 * cgraphbuild.c (cgraph_rebuild_references): New.
439 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
441 * cgraph.h (cgraph_rebuild_references): Declare.
442 * tree-inline.c (tree_function_versioning): Use it.
443 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
445 2010-05-11 Jan Hubicka <jh@suse.cz>
447 * cgraph.c: Include ipa-utils.h
448 (cgraph_create_virtual_clone): Update references.
449 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
451 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
453 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
454 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
457 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
459 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
461 2010-05-11 Jakub Jelinek <jakub@redhat.com>
463 * gcc.c (execute): For -### don't quote arguments that
464 contain just alphanumerics and _/-. characters.
465 * doc/invoke.texi: Document that change for -###.
468 * df-problems.c (struct dead_debug): Add to_rescan field.
469 (dead_debug_init): Clear to_rescan field.
470 (dead_debug_finish): Rescan all debug insns in to_rescan
471 bitmap and free the bitmap.
472 (dead_debug_insert_before): Instead of rescanning debug insns
473 immediately queue their rescanning until dead_debug_finish.
474 (df_note_bb_compute): After dead_debug_add do continue instead
477 2010-05-10 Jakub Jelinek <jakub@redhat.com>
480 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
481 clear also INSN_REG_USE_LIST.
483 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
485 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
487 2010-05-10 Jan Hubicka <jh@suse.cz>
489 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
492 2010-05-10 Jan Hubicka <jh@suse.cz>
494 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
496 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
497 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
498 (lto_streamer_cache_create): Init alloc pool.
499 (lto_streamer_cache_delete): Free alloc pool.
500 * lto-streamer.h: Include alloc pool.
501 (lto_streamer_cache_d): Use alloc pool.
502 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
504 2010-05-10 Jan Hubicka <jh@suse.cz>
506 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
507 * cgraphbuild.c: Include except.h
508 (record_type_list, record_eh_tables): New function.
509 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
511 2010-05-10 Jan Hubicka <jh@suse.cz>
513 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
514 __frame_dummy_init_array_entry, force_to_data): Attribute as used
517 2010-05-10 Michael Matz <matz@suse.de>
519 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
520 (can_reassociate_p): Use FLOAT_TYPE_P.
521 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
522 (vect_force_simple_reduction): ... this.
523 * tree-parloops.c (gather_scalar_reductions): Use
524 vect_force_simple_reduction.
525 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
526 vect_is_simple_reduction, add modify argument, if true rewrite
528 (vect_is_simple_reduction, vect_force_simple_reduction): New
530 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
532 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
533 Vladimir Makarov <vmakarov@redhat.com>
535 PR rtl-optimization/44012
536 * ira-build.c (remove_unnecessary_allocnos): Nullify
537 regno_allocno_map of the removed allocno.
539 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
541 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
543 * configure: Regenerate.
545 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
547 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
549 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
550 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
552 * configure: Regenerate.
554 2010-05-10 Richard Guenther <rguenther@suse.de>
556 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
557 marked if the entry identifier is marked.
559 2010-05-10 Richard Guenther <rguenther@suse.de>
561 * c-common.c (struct c_common_attributes): Add fnspec attribute.
562 (handle_fnspec_attribute): New function.
563 * gimple.h (gimple_call_return_flags): Declare.
564 (gimple_call_arg_flags): Likewise.
565 * gimple.c (gimple_call_arg_flags): New function.
566 (gimple_call_return_flags): Likewise.
567 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
569 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
571 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
572 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
574 (make_heapvar_for): ... this new function.
575 (handle_rhs_call): Handle fnspec attribute argument specifiers.
576 (handle_lhs_call): Likewise.
577 (find_func_aliases): Adjust.
579 2010-05-10 Richard Guenther <rguenther@suse.de>
581 PR tree-optimization/44050
582 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
584 2010-05-10 Wei Guozhi <carrot@google.com>
587 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
589 2010-05-09 Joseph Myers <joseph@codesourcery.com>
592 * c-typeck.c (lookup_field): Take a type directly. Update
594 (build_component_ref): Update call to lookup_field.
595 (set_init_label): Use lookup_field to find initialized field.
596 Handle returned list of fields like a sequence of designators.
598 2010-05-09 Richard Guenther <rguenther@suse.de>
601 * fold-const.c (tree_single_nonzero_warnv_p): Properly
602 handle &FUNCTION_DECL.
604 2010-05-09 Joseph Myers <joseph@codesourcery.com>
607 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
608 structures and unions recursively.
609 (detect_field_duplicates): Move duplicate detection with a hash to
610 detect_field_duplicates_hash. Always use a hash if anonymous
611 structures or unions are present.
612 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
615 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
618 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
619 detect Atom, Core 2 and Core i7.
621 2010-05-09 Richard Guenther <rguenther@suse.de>
623 * gcc.c (store_arg): Handle temporary file deletion for
626 2010-05-09 Richard Guenther <rguenther@suse.de>
629 * ipa-inline.c (estimate_function_body_sizes): Return after
630 disregarding inline limits.
632 2010-05-09 Richard Guenther <rguenther@suse.de>
634 * gcc.c (store_arg): Revert last change.
636 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
639 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
640 (optimize_ops_list): Call it.
642 2010-05-08 Richard Guenther <rguenther@suse.de>
644 PR tree-optimization/44030
645 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
646 NECESSARY flag if we propagate from a inserted expression.
648 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
650 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
651 domain types as equal if they are both PLACEHOLDER_EXPRs.
653 2010-05-08 Richard Guenther <rguenther@suse.de>
655 * lto-wrapper.c (run_gcc): Remove linker output from
656 command line for LTRANS invocation.
658 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
660 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
661 lto-macho as lto_binary_reader.
662 * target.h (struct gcc_target): New hooks lto_start and lto_end.
663 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
664 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
665 in lto_start and lto_end calls.
666 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
668 (scan_prog_file): Update is_elf_or_coff call.
669 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
671 * collect2.c (main): Fix enum comparison.
673 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
675 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
676 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
677 and TARGET_ASM_LTO_END.
678 * darwin.c: Include obstack.h and lto-streamer.h.
679 (lto_section_names_offset, lto_section_names_obstack,
680 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
682 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
683 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
685 (darwin_asm_lto_end): New function. Restore asm_out_file.
686 (darwin_asm_named_section): For LTO sections, replace the name with
687 the offset of the section name in a string table, and build this
689 (darwin_file_start): Initialize global vars for LTO support.
690 (darwin_file_end): If output to asm_out_file was redirected, append it
691 to the proper asm_out_file here. Add the section names section.
693 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
695 * c-pragma.c (pending_weak_d, pending_weak): New.
696 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
697 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
698 handle_pragma_weak): Update the uses of pending_weaks.
700 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
702 PR documentation/44016
703 * doc/standards.texi (Standards): Link to unversioned
704 cxx0x_status.html page.
706 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
709 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
710 in addition to TREE_USED, to avoid "set but unused" warnings.
712 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
714 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
715 (is_loop_prefetching_profitable): Do not insert prefetches
716 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
717 times the prefetch ahead distance.
719 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
721 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
722 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
723 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
726 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
728 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
729 a diagnostic info when the insn-to-mem ratio is too small.
731 2010-05-07 Richard Guenther <rguenther@suse.de>
733 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
735 (store_arg): Queue temp_filename for deletion instead of
738 2010-05-07 Richard Guenther <rguenther@suse.de>
740 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
741 (run_gcc): Handle LTRANS phase invocation.
742 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
744 2010-05-07 Jakub Jelinek <jakub@redhat.com>
746 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
747 this is also meaningful on PARM_DECLs and RESULT_DECLs.
749 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
751 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
753 2010-05-07 Richard Guenther <rguenther@suse.de>
755 PR tree-optimization/44020
756 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
757 code when PRE is not yet initialized.
759 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
761 * config/mips/dbxmdebug.h: Remove.
762 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
764 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
766 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
767 with null pointer and also warn about ordered comparison of zero with
770 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
772 * graphite-blocking.c
773 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
774 * graphite-clast-to-gimple.c
775 (clast_to_gcc_expression): Same.
776 (precision_for_value): Same.
777 (precision_for_interval): Same.
778 (gcc_type_for_interval): Same.
779 (graphite_create_new_guard): Same.
780 (compute_bounds_for_level): Same.
781 (graphite_create_new_loop_guard): Same.
782 * graphite-interchange.c
783 (build_linearized_memory_access): Same.
784 (pdr_stride_in_loop): Same.
785 (memory_strides_in_loop_1): Same.
786 (memory_strides_in_loop): Same.
787 (extend_scattering): Same.
788 (psct_scattering_dim_for_loop_depth): Same.
789 (pbb_number_of_iterations): Same.
791 (debug_iteration_domains): Same.
793 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
794 (ppl_set_inhomogeneous_gmp): Same.
795 (ppl_strip_loop): Same.
796 (ppl_lexico_compare_linear_expressions): Same.
797 (ppl_read_polyhedron_matrix): Same.
798 (ppl_max_for_le_pointset): Same.
800 (ppl_read_polyhedron_matrix): Same.
801 (tree_int_to_gmp): Same.
802 (gmp_cst_to_tree): Same.
803 (ppl_set_inhomogeneous): Same.
804 (ppl_set_inhomogeneous_tree): Same.
805 (ppl_set_coef): Same.
806 (ppl_set_coef_tree): Same.
807 * graphite-sese-to-poly.c
808 (build_pbb_scattering_polyhedrons): Same.
809 (build_scop_scattering): Same.
810 (scan_tree_for_params_right_scev): Same.
811 (scan_tree_for_params): Same.
812 (find_params_in_bb): Same.
813 (find_scop_parameters): Same.
814 (add_upper_bounds_from_estimated_nit): Same.
815 (build_loop_iteration_domains): Same.
816 (add_condition_to_domain): Same.
817 (pdr_add_memory_accesses): Same.
819 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
821 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
822 CLooG's value_* macros to their respective mpz_* counterparts.
823 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
824 (graphite_create_new_loop_guard): Same.
825 * graphite-interchange.c (build_linearized_memory_access): Same.
826 (pdr_stride_in_loop): Same.
827 (memory_strides_in_loop_1): Same.
828 (1st_interchange_profitable_p): Same.
829 * graphite-poly.c (extend_scattering): Same.
830 (psct_scattering_dim_for_loop_depth): Same.
831 (pbb_number_of_iterations): Same.
832 (pbb_number_of_iterations_at_time): Same.
833 * graphite-poly.h (new_1st_loop): Same.
834 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
835 (oppose_constraint): Same.
836 (insert_constraint_into_matrix): Same.
837 (ppl_set_inhomogeneous_gmp): Same.
838 (ppl_set_coef_gmp): Same.
839 (ppl_strip_loop): Same.
840 (ppl_lexico_compare_linear_expressions): Same.
841 (ppl_max_for_le_pointset): Same.
842 (ppl_min_for_le_pointset): Same.
843 (ppl_build_realtion): Same.
844 * graphite-ppl.h (gmp_cst_to_tree): Same.
845 (ppl_set_inhomogeneous): Same.
846 (ppl_set_inhomogeneous_tree): Same.
847 (ppl_set_coef): Same.
848 (ppl_set_coef_tree): Same.
849 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
850 (build_scop_scattering): Same.
851 (add_value_to_dim): Same.
852 (scan_tree_for_params_right_scev): Same.
853 (scan_tree_for_params_int): Same.
854 (scan_tree_for_params): Same.
855 (find_params_in_bb): Same.
856 (find_scop_parameters): Same.
857 (add_upper_bounds_from_estimated_nit): Same.
858 (build_loop_iteration_domains): Same.
859 (create_linear_expr_from_tree): Same.
860 (add_condition_to_domain): Same.
861 (pdr_add_memory_accesses): Same.
863 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
864 Jason Merrill <jason@redhat.com>
866 * c-common.c (c_common_reswords): Add nullptr.
867 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
868 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
869 (gen_type_die_with_usage): Likewise.
870 * dbxout.c (dbxout_type): Likewise.
871 * sdbout.c (plain_type_1): Likewise.
873 2010-05-06 Jason Merrill <jason@redhat.com>
875 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
876 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
878 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
880 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
881 stripping WITH_SIZE_EXPR.
882 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
885 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
887 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
888 list of obsolete configurations.
889 Disabled check for obsolete configurations.
890 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
891 Removed support for previous versions.
892 * config/mips/iris.h: Removed.
893 * config/mips/iris5.h: Removed.
894 * config/mips/iris6.h: Merged old iris.h contents.
895 (TARGET_IRIX): Removed.
896 (DRIVER_SELF_SPECS): Removed mabi=32.
897 (IDENT_ASM_OP): Removed undef.
898 (STARTFILE_SPEC): Removed mabi=32.
899 (ENDFILE_SPEC): Likewise.
900 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
901 (MACHINE_TYPE): Update for IRIX 6.5.
902 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
903 TARGET_IRIX by TARGET_IRIX6.
904 (mips_file_start): Likewise.
905 (mips_output_external): Remove IRIX 5/6 O32 support.
906 (mips_output_function_prologue): Likewise.
907 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
909 (TARGET_CPU_CPP_BUILTINS): Likewise.
910 (TARGET_IRIX): Removed.
911 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
912 (MULTILIB_DIRNAMES): Removed 32.
913 (MULTILIB_OSDIRNAMES): Removed ../lib.
914 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
915 (Specific, mips-sgi-irix5): Document removal.
916 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
917 Remove references to older IRIX 6 releases and the O32 ABI.
919 2010-05-06 Jakub Jelinek <jakub@redhat.com>
922 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
923 instead of DF_REF_REAL_REG.
925 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
928 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
929 handling to still return true for x64 targets.
931 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
933 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
935 2010-05-06 Jan Hubicka <jh@suse.cz>
937 PR tree-optimization/43791
938 * ipa-inline.c (update_caller_keys): Remove bogus
939 disregard_inline_limits check.
941 2010-05-06 Michael Matz <matz@suse.de>
943 PR tree-optimization/43984
944 * tree-ssa-pre.c (inserted_phi_names): Remove.
945 (inserted_exprs): Change to bitmap.
946 (create_expression_by_pieces): Set bits, don't append to vector.
947 (insert_into_preds_of_block): Don't handle inserted_phi_names.
948 (eliminate): Don't look at inserted_phi_names, remove deleted
949 insns from inserted_exprs.
950 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
951 (init_pre, fini_pre): Allocate and free bitmaps.
952 (execute_pre): Insert insns on edges before elimination.
954 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
956 * tree.c (initializer_zerop): Handle STRING_CST.
958 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
961 * doc/invoke.texi (Wimplicit): Document as C only.
962 * opts.c (common_handle_option): Add argument kind.
963 (handle_option): Rename as read_cmdline_option. Factor out code to...
964 (handle_option): ... here. New.
965 (handle_options): Rename as read_cmdline_options.
966 (decode_options): Update call.
967 (set_option): Use option index instead of option pointer. Classify
968 diagnostics correctly.
969 (enable_warning_as_error): Call handle_option.
970 * opts.h (set_option): Update declaration.
971 (handle_option): Declare.
972 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
973 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
974 * c-opts.c (set_Wimplicit): Delete.
975 (c_family_lang_mask): New static constant.
976 (c_common_handle_option): Add argument kind. Use handle_option
977 instead of set_Wimplicit.
978 (c_common_post_options): warn_implicit and warn_implicit_int
979 are disabled by default.
980 * c-common.c (warn_implicit): Do not define here.
981 * c-common.h (warn_implicit): Do not declare here.
982 (c_common_handle_option): Update declaration.
983 * lto-opts.c (lto_reissue_options): Update call to set_option.
985 2010-05-06 Richard Guenther <rguenther@suse.de>
987 PR tree-optimization/43571
988 * domwalk.c (walk_dominator_tree): Walk the dominator
989 sons in more optimal order.
991 2010-05-06 Richard Guenther <rguenther@suse.de>
993 PR tree-optimization/43934
994 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
995 (stmt_cost): Likewise.
996 (extract_true_false_args_from_phi): New helper.
997 (determine_max_movement): For PHI nodes verify we can hoist them
998 and compute their cost.
999 (determine_invariantness_stmt): Handle PHI nodes.
1000 (move_computations_stmt): Likewise. Hoist PHI nodes in
1001 if-converted form using COND_EXPRs.
1002 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1003 (tree_ssa_lim): Likewise.
1004 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1005 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1007 2010-05-06 Richard Guenther <rguenther@suse.de>
1009 PR tree-optimization/43987
1010 * tree-ssa-structalias.c (could_have_pointers): For possibly
1011 address-taken variables force pointers to be recorded.
1012 (create_variable_info_for_1): Likewise.
1013 (push_fields_onto_fieldstack): Pass in wheter all fields
1015 (find_func_aliases): Query types instead of vars whether
1016 they contain pointers where appropriate.
1018 2010-05-06 Jan Hubicka <jh@suse.cz>
1020 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1021 (record_reference, mark_address, mark_load, mark_store): Record
1023 (record_references_in_initializer): Update call of record_references.
1024 (rebuild_cgraph_edges): Remove all references before rebuiding.
1025 * cgraph.c (cgraph_create_node): Clear ref list.
1026 (cgraph_remove_node): Remove references.
1027 (dump_cgraph_node): Dump references.
1028 (cgraph_clone_node): Clone references.
1029 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1030 (struct cgraph_node, varpool_node): Add ref_lst.
1031 * ipa-ref.c: New file.
1032 * ipa-ref.h: New file.
1033 * ipa-ref-inline.h: New file.
1034 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1035 (referenced_from_other_partition_p): New function.
1036 (lto_output_varpool_node): Take set arugment; call
1037 referenced_from_other_partition.
1038 (lto_output_ref): New.
1039 (add_references): New.
1041 (output_cgraph): Compute boundary based on references; output refs.
1042 (output_varpool): Accept cgraph_node_set argument.
1045 (input_cgraph): Call input_refs.
1046 * lto-section-in.c (lto_section_name): Add refs.
1047 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1048 (ipa-ref.o): New file.
1049 * varpool.c (varpool_node): Clear ipa ref list.
1050 (varpool_remove_node): Remove references.
1051 (dump_varpool_node): Dump references.
1052 (varpool_assemble_decl): Only compile finalized ones.
1053 (varpool_extra_name_alias): Initialize ref list.
1054 * lto-streamer.c (lto-get_section_name): Add .refs section.
1055 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1056 (referenced_from_other_partition_p): Declared.
1058 2010-05-06 Ira Rosen <irar@il.ibm.com>
1060 PR tree-optimization/43901
1061 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1062 type is not NULL if it's transformation phase, and return
1063 FALSE if it's analysis.
1064 (vectorizable_conversion, vectorizable_operation,
1065 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1067 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1069 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1071 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1073 * config/mips/mips-protos.h
1074 (mips_small_register_classes_for_mode_p): Delete prototype.
1076 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1078 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1079 * config/arm/arm.c (multiple_operation_profitable_p,
1080 compute_offset_order): New static functions.
1081 (load_multiple_sequence, store_multiple_sequence): Use them.
1082 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1083 memory offsets, not register numbers.
1084 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1086 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1088 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1089 (get_pending_sizes, put_pending_size, put_pending_sizes):
1090 Update the uses of pending_sizes.
1091 * c-decl.c (store_parm_decls): Likewise.
1092 * c-tree.h (struct c_arg_info): Likewise.
1093 * tree.h: Update the prototype for get_pending_sizes and
1096 2010-05-05 Jason Merrill <jason@redhat.com>
1099 * c-common.c (handle_aligned_attribute): Respect
1100 ATTR_FLAG_TYPE_IN_PLACE.
1103 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1104 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1105 (TARGET_INITIALIZER): Use it.
1106 * c-common.c (attribute_takes_identifier_p): Call it.
1107 * c-common.h: Update prototype.
1108 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1109 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1111 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1114 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1115 DW_ID_down_case for Fortran compilation units.
1117 2010-05-05 Jan Hubicka <jh@suse.cz>
1119 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1122 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1124 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1125 a variable-sized RESULT_DECL.
1127 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1129 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1131 2010-05-05 Jason Merrill <jason@redhat.com>
1134 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1136 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1138 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1139 Jakub Jelinek <jakub@redhat.com>
1142 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1143 (dead_debug_init, dead_debug_finish): New functions.
1144 (dead_debug_add, dead_debug_insert_before): Likewise.
1145 (df_note_bb_compute): Initialize a dead_debug object, add dead
1146 debug uses to it, insert debug bind insns before death insns,
1147 reset debug insns that refer to pending uses at the end.
1148 * rtl.h (make_debug_expr_from_rtl): New prototype.
1149 * varasm.c (make_debug_expr_from_rtl): New function.
1151 2010-05-05 Jan Hubicka <jh@suse.cz>
1153 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1154 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1155 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1156 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1157 lto_varpool_encoder_encode_initializer_p,
1158 lto_set_varpool_encoder_encode_initializer): New functions.
1159 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1160 call output_varpool.
1161 (input_varpool_node): Do not always set analyzed.
1162 (input_cgraph_1): Return vector of cgraph nodes.
1163 (input_varpool_1): Return vector of varpools.
1164 (input_cgraph): Free the vectors.
1165 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1166 output only initializers needed.
1167 (lto_output): Only call output_cgraph.
1168 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1169 * lto-section-out.c (lto_new_out_decl_state): Initialize
1170 state->varpool_node_encoder.
1171 * lto-streamer.h (lto_varpool_encoder_d): New.
1172 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1173 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1174 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1175 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1176 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1178 (output_varpool, input_varpool): Remove declarations.
1180 2010-05-05 Jan Hubicka <jh@suse.cz>
1182 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1183 with body can prevail.
1185 2010-05-05 Jan Hubicka <jh@suse.cz>
1187 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1190 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1192 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1194 * gengtype.h (erro_at_line): Constify pos argument.
1196 * gengtype.c: Include hashtab.h.
1197 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1198 (error_at_line): Constify pos argument.
1199 (do_typedef): Initialize p->opt field.
1200 (get_file_gtfilename): Fix comment typo.
1201 (struct walk_type_data): Constify line field.
1202 (get_output_file_for_structure): New function.
1203 (write_local_func_for_structure): Constify orig_s argument.
1204 Use get_output_file_for_structure.
1205 (write_func_for_structure): Use get_output_file_for_structure.
1206 (INDENT): New define.
1207 (dump_pair, dump_type, dump_type_list, dump_typekind)
1208 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1209 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1211 (seen_types): New variable.
1212 (main): New variable do_dump. Process "-d" command line option.
1213 Call dump_everything if dump requested.
1215 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1217 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1218 in a temporary instead of invoking the macro multiple times.
1219 (track_expr_p): Likewise.
1221 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1223 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1225 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1226 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1227 conditions for printing notes.
1228 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1229 true, update documentation.
1230 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1232 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1235 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1238 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1241 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1242 (*sse_prologue_save_insn1): Likewise.
1243 (SSE prologue save splitter): Likewise.
1245 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1247 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1248 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1249 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1250 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1251 all decls. Call it on DECL_FIELD_OFFSET of fields.
1252 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1253 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1255 2010-05-04 Martin Jambor <mjambor@suse.cz>
1257 * tree-sra.c (build_access_from_expr_1): The first parameter type
1258 changed to simple tree.
1259 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1260 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1262 (build_accesses_from_assign): Removed all parameters except for a
1263 simple gimple statement. Now returns a simple bool.
1264 (scan_function): All non-analysis parts moved to separate functions
1265 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1266 parameters and updated both callers.
1267 (sra_modify_expr): Removed parameter data.
1268 (sra_modify_function_body): New function.
1269 (perform_intra_sra): Call sra_modify_function_body to modify the
1271 (replace_removed_params_ssa_names): Parameter data changed into
1273 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1274 changed the parameter dont_convert to convert with the opposite
1276 (sra_ipa_modify_assign): Parameter data changed into adjustments
1277 vector, return value changed to bool.
1278 (ipa_sra_modify_function_body): New function.
1279 (sra_ipa_reset_debug_stmts): Updated a comment.
1280 (modify_function): Use ipa_sra_modify_function_body to modify function
1283 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1286 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1287 (canon_true_dependence): Likewise.
1288 (write_dependence_p): Likewise.
1290 2010-05-04 Jan Hubicka <jh@suse.cz>
1292 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1293 * cgraphbuild.c: Include ipa-utils.h
1294 (record_reference_ctx): New struct.
1295 (record_reference): Simplify to work on initializers; not statements.
1296 (mark_address, mark_load, mark_store): New.
1297 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1299 (record_references_in_initializer): Update use of record_reference.
1300 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1303 2010-05-04 Jan Hubicka <jh@suse.cz>
1305 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1306 node will be removed anyway.
1307 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1308 relink aliases of node into prevailing node.
1309 * varpool.c (varpool_remove_node): Remove aliases properly;
1310 when removing node, remove all its aliases too; remove DECL_INITIAL
1311 of removed node; ggc_free the varpool node.
1313 2010-05-04 Richard Guenther <rguenther@suse.de>
1315 PR tree-optimization/43879
1316 * tree-ssa-structalias.c (alias_get_name): Use
1317 DECL_ASSEMBLER_NAME if available.
1318 (create_function_info_for): Return the varinfo node.
1319 (ipa_pta_execute): Associate same-body aliases and extra names
1320 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1322 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1324 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1326 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1329 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1330 only if HONOR_REG_ALLOC_ORDER is not defined.
1332 2010-05-04 Richard Guenther <rguenther@suse.de>
1334 PR tree-optimization/43949
1335 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1338 2010-04-26 Jason Merrill <jason@redhat.com>
1340 * c.opt (-fstrict-enums): New.
1341 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1343 2010-05-03 David Ung <davidu@mips.com>
1344 James E. Wilson <wilson@codesourcery.com>
1346 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1347 emit the trap instruction before the divide for TUNE_74K.
1349 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1351 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1352 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1353 based on the above, for new target hook.
1355 * hooks.c (hook_bool_mode_true): New generic hook.
1356 * hooks.h (hook_bool_mode_true): Add prototype.
1358 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1360 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1361 target hook, set to hook_bool_mode_false.
1362 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1363 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1364 with targetm.small_register_classes_for_mode_p.
1365 (find_reusable_reload): Likewise.
1366 (combine_reloads): Likewise.
1367 * reload1.c (reload_as_needed): Likewise.
1368 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1369 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1370 dead_or_predicable): Likewise.
1371 * regmove.c (optimize_reg_copy_1): Likewise.
1372 * calls.c (prepare_call_address): Likewise.
1373 (precompute_register_parameters): Likewise.
1375 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1377 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1378 implementation of the hook that considers all register classes
1379 small except for SH64.
1380 (sh_override_options): Use the new hook.
1381 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1384 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1386 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1387 implementation of the hook that considers all register classes
1389 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1392 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1394 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1395 implementation of the hook that considers all register classes
1397 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1400 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1402 * config/m32c/m32c.h: Likewise.
1403 * config/pdp11/pdp11.h: Likewise.
1404 * config/avr/avr.h: Likewise.
1405 * config/xtensa/xtensa.h: Likewise.
1406 * config/m68hc11/m68hc11.h: Likewise.
1407 * config/mn10300/mn10300.h: Likewise.
1408 * config/mcore/mcore.h: Likewise.
1409 * config/h8300/h8300.h: Likewise.
1410 * config/bfin/bfin.h: Likewise.
1412 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1413 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1415 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1417 * double-int.h (tree_to_double_int): Remove macro.
1418 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1419 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1420 (tree_to_double_int): New function.
1421 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1423 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1425 2010-05-03 Richard Guenther <rguenther@suse.de>
1427 PR tree-optimization/43971
1428 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1429 constraints in the !flag_delete_null_pointer_checks case.
1431 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1434 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1435 result mode matches original rtl mode.
1437 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1440 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1442 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1444 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1445 when processing flag options.
1447 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1449 * gcov-iov.c (main): Change format string placeholder
1450 from %#08x to 0x%08x.
1451 * genchecksum.c (dosum): Change format string placeholder
1452 from %#02x to 0x%02x.
1454 2010-05-02 Richard Guenther <rguenther@suse.de>
1456 PR tree-optimization/43879
1457 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1459 2010-05-02 Bruno Haible <bruno@clisp.org>
1461 * doc/extend.texi (Function Attributes): Fix a typo.
1463 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1466 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1467 placeholder from 0x%x to %#x.
1468 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1469 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1470 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1471 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1472 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1473 * config/i386/i386.c (ix86_target_string): Ditto.
1474 * config/i386/i386.c (output_pic_addr_const): Ditto.
1475 (print_operand): Ditto.
1477 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1479 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1480 placeholder from 0x%x to %#x.
1481 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1482 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1483 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1484 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1485 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1486 * optc-gen.awk: Ditto.
1487 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1488 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1489 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1490 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1492 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1494 * target.h (struct calls): Add function_value_regno_p field.
1495 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1496 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1497 * targhooks.c (default_function_value_regno_p): New function.
1498 * targhooks.h (default_function_value_regno_p): Declare function.
1499 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1500 * builtins.c. (apply_result_size): (Ditto.).
1501 * combine.c. (likely_spilled_retval_p): (Ditto.).
1502 * mode-switching.c. Include 'target.h'.
1503 (create_pre_exit): Use function_value_regno_p hook.
1504 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1505 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1506 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1508 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1509 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1510 (ix86_function_value_regno_p): Declare as static, change argument
1511 type to const unsigned int.
1512 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1514 2010-05-01 Richard Guenther <rguenther@suse.de>
1516 PR tree-optimization/43949
1517 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1519 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1521 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1523 * rtl.h (CONST_DOUBLE_P): Define.
1524 (rtx_to_double_int): Declare.
1525 * emit-rtl.c (rtx_to_double_int): New function.
1526 * dwarf2out.c (insert_double): New function.
1527 (loc_descriptor, add_const_value_attribute): Clean up, use
1528 rtx_to_double_int and insert_double functions.
1530 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1532 * doc/extend.texi (Inline): Add missing return keyword to examples.
1533 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1536 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1538 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1539 the variable part of the offset as well. Use highest_pow2_factor for
1540 all alignment checks.
1542 2010-04-30 Richard Guenther <rguenther@suse.de>
1544 PR tree-optimization/43879
1545 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1548 2010-04-30 Jan Hubicka <jh@suse.cz>
1550 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1552 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1554 2010-04-30 Jan Hubicka <jh@suse.cz>
1556 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1558 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1559 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1560 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1561 cgraph_node_set_needs_ltrans_p): Remove.
1563 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1565 * sdbout.c: Include vec.h, do not include varray.h.
1566 (deferred_global_decls, sdbout_global_decl,
1567 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1568 * toplev.c: Do not include varray.h.
1569 (dump_memory_report): Do not dump VARRAY statistics.
1570 * gengtype.c (open_base_file): Ignore varray.h.
1571 * Makefile.in: Update for abovementioned changes.
1572 Remove all traces of varray.c and varray.h.
1573 * varray.c: Remove file.
1574 * varray.h: Remove file.
1576 2010-04-30 Jan Hubicka <jh@suse.cz>
1578 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1581 2010-04-30 Jan Hubicka <jh@suse.cz>
1583 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1586 2010-04-30 Richard Guenther <rguenther@suse.de>
1588 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1589 constraints for CONSTRUCTOR.
1591 2010-04-30 Richard Guenther <rguenther@suse.de>
1594 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1595 first after all lowering passes.
1597 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1599 * toplev.c: Include varray.h for statistics dumping.
1600 * tree.h: Do not declare varray_head_tag.
1601 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1602 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1603 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1604 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1605 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1606 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1607 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1608 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1610 * Makefile.in: Update for abovementioned changes.
1612 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1615 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1617 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1619 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1620 Use this function to do machine-specific conversion.
1621 (picochip_legitimize_reload_address): Likewise.
1622 (picochip_legitimate_address_p): Check valid base register only if
1624 (picochip_check_conditional_copy): Check for modw only if opnd is
1626 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1627 to call the function in c.
1628 * config/picochip/picochip-protos.h
1629 (picochip_legitimize_reload_address): Define.
1630 * config/picochip/picochip.md (supported_compare1): Define.
1632 2010-04-30 Jan Hubicka <jh@suse.cz>
1634 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1635 (cgraph_global_info): Remove inlined.
1636 (LTO_cgraph_tag_names): Remove.
1637 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1638 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1639 simplify cgraph tags and document.
1640 (lto_output_node): Use only LTO_cgraph_unavail_node and
1641 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1642 for_functions_valid, global info, process and output flags.
1643 (input_overwrite_node): Initialize estimated stack size and
1644 estimated growth. Do not read flags we no longer store.
1645 (input_node): Likewise do not read info no longer stored.
1646 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1649 2010-04-30 Richard Guenther <rguenther@suse.de>
1651 PR tree-optimization/43879
1652 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1653 handle non-zero initializers.
1655 2010-04-30 Richard Guenther <rguenther@suse.de>
1657 * builtins.c (fold_builtin_1): Delete free (0).
1659 2010-04-29 Jan Hubicka <jh@suse.cz>
1661 * gengtype.c (open_base_files): Add lto-streamer.h
1662 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1663 (pass_ipa_cp): GGC collect.
1664 * toplev. (compile_file): Do not output symbols.
1665 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1666 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1667 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1668 * lto-section-in.c: Include ggc.h
1669 (lto_new_in_decl_state): Alloc in GGC.
1670 (lto_delete_in_decl_state): Likewise.
1671 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1674 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1677 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1678 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1679 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1680 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1681 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1682 account only if HONOR_REG_ALLOC_ORDER is not defined.
1683 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1684 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1686 2010-04-29 Jon Grant <04@jguk.org>
1688 * collect2.c (vflag): Change type from int to bool.
1690 (helpflag): New global bool.
1691 (main): Set vflag and debug with boolean, not integer truth values.
1692 Accept new "--help" option and output usage text if found.
1693 * collect2.h (vflag): Update prototype.
1696 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1699 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1701 2010-04-29 Richard Guenther <rguenther@suse.de>
1704 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1705 with ATTRIBUTE_UNUSED.
1707 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1710 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1711 INSN_P with NONDEBUG_INSN_P.
1712 (distance_non_agu_define): Likewise.
1713 (distance_agu_use): Likewise.
1715 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1717 From Dominique d'Humieres <dominiq@lps.ens.fr>
1719 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1722 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1724 * plugin.h (invoke_plugin_callbacks): New inline function.
1725 * plugin.c (flag_plugin_added): New global flag.
1726 (add_new_plugin): Initialize above flag.
1727 (invoke_plugin_callbacks): Rename to ...
1728 (invoke_plugin_callbacks_full): ... this.
1730 2010-04-28 Jan Hubicka <jh@suse.cz>
1732 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1733 (lto_varpool_replace_node): New.
1734 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1735 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1736 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1737 * cgraph.h (varpool_node_ptr): New type.
1738 (varpool_node_ptr): New vector.
1739 (varpool_node_set_def): New structure.
1740 (varpool_node_set): New type.
1741 (varpool_node_set): New vector.
1742 (varpool_node_set_element_def): New structure.
1743 (varpool_node_set_element, const_varpool_node_set_element): New types.
1744 (varpool_node_set_iterator): New type.
1745 (varpool_node): Add prev pointers, add used_from_other_partition,
1747 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1748 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1749 varpool_get_node, varpool_remove_node): Declare.
1750 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1751 varpool_node_set_size): New inlines.
1752 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1753 * tree-pass.h (varpool_node_set_def): Forward declare.
1754 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1755 (ipa_write_optimization_summaries): Update prototype.
1756 * ipa-cp.c (ipcp_write_summary): Update.
1757 * ipa-reference.c (ipa_reference_write_summary): Update.
1758 * lto-cgraph.c (lto_output_varpool_node): New static function.
1759 (output_varpool): New function.
1760 (input_varpool_node): New static function.
1761 (input_varpool_1): New function.
1762 (input_cgraph): Input varpool.
1763 * ipa-pure-const.c (pure_const_write_summary): Update.
1764 * lto-streamer-out.c (lto_output): Update, output varpool too.
1765 (write_global_stream): Kill WPA hack.
1766 (produce_asm_for_decls): Update.
1767 (output_alias_pair_p): Handle variables.
1768 (output_unreferenced_globals): Output only needed partition of varpool.
1769 * ipa-inline.c (inline_write_summary): Update.
1770 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1772 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1773 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1774 varpool_node_set_new, varpool_node_set_add,
1775 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1776 debug_varpool_node_set): New functions.
1777 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1778 (execute_one_pass): Process new decls too.
1779 (ipa_write_summaries_2): Pass around vsets.
1780 (ipa_write_summaries_1): Likewise.
1781 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1783 (ipa_write_optimization_summaries_1): Pass around vsets.
1784 (ipa_write_optimization_summaries): Likewise.
1785 * varpool.c (varpool_get_node): New.
1786 (varpool_node): Update doubly linked lists.
1787 (varpool_remove_node): New.
1788 (dump_varpool_node): More dumping.
1789 (varpool_enqueue_needed_node): Update doubly linked lists.
1790 (decide_is_variable_needed): Kill ltrans hack.
1791 (varpool_finalize_decl): Kill lto hack.
1792 (varpool_assemble_decl): Skip decls in other partitions.
1793 (varpool_assemble_pending_decls): Update doubly linkes lists.
1794 (varpool_empty_needed_queue): Likewise.
1795 (varpool_extra_name_alias): Likewise.
1796 * lto-streamer.c (lto_get_section_name): Add vars section.
1797 * lto-streamer.h (lto_section_type): Update.
1798 (output_varpool, input_varpool): Declare.
1800 2010-04-28 Mike Stump <mikestump@comcast.net>
1802 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1804 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1806 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1807 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1808 (lto_input_ts_type_tree_pointers): Likewise.
1809 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1810 (lto_output_ts_type_tree_pointers): Likewise.
1812 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1814 Uniquization of constants at the Tree level
1815 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1816 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1818 (tree_output_constant_def): Declare.
1819 * gimplify.c (gimplify_init_constructor): When using block copy, first
1820 uniquize the constant constructor on the RHS.
1821 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1822 DECL_IN_CONSTANT_POOL flag.
1823 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1824 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1826 (assemble_variable): Deal with symbols belonging to the tree constant
1828 (get_constant_section): Add ALIGN parameter and simplify.
1829 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1830 (assemble_constant_contents): Use the expression of the VAR_DECL.
1831 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1832 (tree_output_constant_def): New global function.
1833 (mark_constant): Use the expression of the VAR_DECL.
1834 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1836 (output_object_block): Likewise and assemble the expression.
1838 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1840 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1841 hash_tree, eq_tree): New tree hash table.
1842 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1843 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1844 lto_orig_address_remove): Reimplement.
1846 2010-04-28 Xinliang David Li <davidxl@google.com>
1849 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1850 (compute_uninit_opnds_pos): New function.
1851 (is_non_loop_exit_postdominating): New function.
1852 (compute_control_dep_chain): New function.
1853 (find_pdom): New function.
1854 (convert_control_dep_chain_into_preds): New function.
1855 (find_predicates): New function.
1856 (find_control_equiv_block): New function.
1857 (collect_phi_def_edges): New function.
1858 (find_def_preds): New function.
1859 (find_dom): New function.
1860 (dump_predicates): New function.
1861 (get_cmp_code): New function.
1862 (is_value_included_in): New function.
1863 (find_matching_predicate_in_rest_chains): New function.
1864 (use_pred_not_overlap_with_undef_path_pred): New function.
1865 (is_use_properly_guarded): New function.
1866 (normalize_cond_1): New function.
1867 (is_and_or_or): New function.
1868 (normalize_cond): New function.
1869 (is_gcond_subset_of): New function.
1870 (is_subset_of_any): New function.
1871 (is_or_set_subset_of): New function.
1872 (is_and_set_subset_of): New function.
1873 (is_norm_cond_subset_of): New function.
1874 (is_pred_expr_subset_of): New function.
1875 (is_pred_chain_subset_of): New function.
1876 (is_included_in): New function.
1877 (is_superset_of): New function.
1878 (find_uninit_use): New function.
1879 (warn_uninitialized_phi): New function.
1880 (compute_possibly_undefined_names): New function.
1881 (ssa_undefined_value_p): New function.
1882 (execute_late_warn_uninitialized): New function.
1883 * tree-ssa.c (ssa_undefined_value_p): Removed.
1884 (warn_uninit): Changed to extern.
1885 (warn_uninitialized_phi): Removed.
1886 (warn_uninitialized_vars): Changed to extern.
1887 (execute_late_warn_uninitialized): Removed
1888 * tree-flow.h: Add new prototypes.
1889 * timevar.def: Add new time variable.
1890 * Makefile.in: Add new build file.
1892 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1894 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1897 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1900 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1902 2010-04-28 Martin Jambor <mjambor@suse.cz>
1904 * cgraph.h (struct cgraph_node): New field indirect_calls.
1905 (struct cgraph_indirect_call_info): New type.
1906 (struct cgraph_edge): Removed field indirect_call. New fields
1907 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1908 (cgraph_create_indirect_edge): Declare.
1909 (cgraph_make_edge_direct): Likewise.
1910 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1911 * ipa-prop.h (struct ipa_param_call_note): Removed.
1912 (struct ipa_node_params): Removed field param_calls.
1913 (ipa_create_all_structures_for_iinln): Declare.
1914 * cgraph.c: Described indirect edges and uids in initial comment.
1915 (cgraph_add_edge_to_call_site_hash): New function.
1916 (cgraph_edge): Search also among the indirect edges, use
1917 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1918 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1919 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1921 (initialize_inline_failed): Assign a reason to indirect edges.
1922 (cgraph_create_edge_1): New function.
1923 (cgraph_create_edge): Moved some functionality to
1924 cgraph_create_edge_1.
1925 (cgraph_create_indirect_edge): New function.
1926 (cgraph_edge_remove_callee): Add an assert checking for
1928 (cgraph_edge_remove_caller): Special-case indirect edges.
1929 (cgraph_remove_edge): Likewise.
1930 (cgraph_set_edge_callee): New function.
1931 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1932 (cgraph_make_edge_direct): New function.
1933 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1934 the declaration of the call statement matches.
1935 (cgraph_node_remove_callees): Special-case indirect edges.
1936 (cgraph_clone_edge): Likewise.
1937 (cgraph_clone_node): Clone also the indirect edges.
1938 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1939 indirect_call, dump count of indirect_calls edges.
1940 * ipa-prop.c (iinlining_processed_edges): New variable.
1941 (ipa_note_param_call): Create indirect edges instead of
1942 creating notes. New parameter node.
1943 (ipa_analyze_call_uses): New parameter node, pass it on to
1944 ipa_note_param_call.
1945 (ipa_analyze_stmt_uses): Likewise.
1946 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1947 (print_edge_addition_message): Work on edges rather than on notes.
1948 (update_call_notes_after_inlining): Likewise, renamed to
1949 update_indirect_edges_after_inlining.
1950 (ipa_create_all_structures_for_iinln): New function.
1951 (ipa_free_node_params_substructures): Do not free notes.
1952 (ipa_edge_duplication_hook): Propagate bits within
1953 iinlining_processed_edges bitmap.
1954 (ipa_node_duplication_hook): Do not duplicate notes.
1955 (free_all_ipa_structures_after_ipa_cp): Renamed to
1956 ipa_free_all_structures_after_ipa_cp.
1957 (free_all_ipa_structures_after_iinln): Renamed to
1958 ipa_free_all_structures_after_iinln.
1959 (ipa_write_param_call_note): Removed.
1960 (ipa_read_param_call_note): Removed.
1961 (ipa_write_indirect_edge_info): New function.
1962 (ipa_read_indirect_edge_info): Likewise.
1963 (ipa_write_node_info): Do not stream notes, do stream information
1965 (ipa_read_node_info): Likewise.
1966 (lto_ipa_fixup_call_notes): Removed.
1967 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1968 * ipa-inline.c (pass_ipa_inline): Likewise.
1969 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1970 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1971 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1973 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1975 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1976 (output_cgraph): Stream also indirect edges.
1977 (lto_output_edge): Added capability to stream indirect edges.
1978 (input_edge): Likewise.
1979 (input_cgraph_1): Likewise.
1980 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1983 2010-04-28 Richard Guenther <rguenther@suse.de>
1985 PR tree-optimization/43879
1986 PR tree-optimization/43909
1987 * tree-ssa-structalias.c (struct variable_info): Add
1988 only_restrict_pointers flag.
1989 (new_var_info): Initialize it. Increment stats.total_vars here.
1990 (create_function_info_for): Do not increment stats.total_vars here.
1991 (get_function_part_constraint): Fix build with C++.
1992 (insert_into_field_list): Remove.
1993 (push_fields_onto_fieldstack): Properly merge fields.
1994 (create_variable_info_for): Split and simplify.
1995 (create_variable_info_for_1): New piece.
1996 (intra_create_variable_infos): Properly make restrict constraints
1999 2010-04-28 Richard Guenther <rguenther@suse.de>
2002 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2004 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2005 Jan Hubicka <hubicka@ucw.cz>
2007 * doc/invoke.texi (-Wsuggest-attribute=const,
2008 -Wsuggest-attribute=pure): Document.
2009 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2010 (function_always_visible_to_compiler_p,
2011 suggest_attribute, warn_function_pure, warn_function_const):
2013 (check_call): Improve debug info.
2014 (analyze_function): Do not check availability.
2015 (add_new_function): Check availability.
2016 (propagate): Output warnings.
2017 (skip_function_for_local_pure_const): New function.
2018 (local_pure_const): Use it; output warnings.
2019 * common.opt (Wsuggest-attribute=const,
2020 Wsuggest-attribute=pure): New.
2022 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2024 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2025 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2026 or DW_CFA_def_cfa_offset{,_sf}.
2028 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2030 * tree.h: Fix truncated long macros.
2032 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2034 * collect2.c (TARGET_64BIT): Redefine to target's default.
2035 * tlink.c: Likewise.
2036 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2037 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2038 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2039 for underscoring __USER_LABEL_PREFIX__.
2040 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2041 (SUB_LINK_ENTRY32): New.
2042 (SUB_LINK_ENTRY64): New.
2043 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2044 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2045 (SUB_LINK_ENTRY64): New.
2046 (SUB_LINK_ENTRY): New.
2047 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2048 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2049 x64 target is choosen.
2050 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2051 * configure: Regenerated.
2052 * configure.ac (leading-mingw64-underscores): Option added.
2054 2010-04-27 Jan Hubicka <jh@suse.cz>
2056 * doc/invoke.texi (-fipa-profile): Document.
2057 * opts.c (decode_options): Enable ipa-profile at -O1.
2058 * timevar.def (TV_IPA_PROFILE): Define.
2059 * common.opt (fipa-profile): Add.
2060 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2062 (cgraph_propagate_frequency): Handle only local ones.
2063 * tree-pass.h (pass_ipa_profile): Declare.
2064 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2065 (pass_ipa_profile): Use TV_IPA_PROFILE.
2066 * ipa.c (ipa_profile): New function.
2067 (gate_ipa_profile): Likewise.
2068 (pass_ipa_profile): New global variable.
2069 * passes.c (pass_ipa_profile): New.
2071 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2073 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2075 2010-04-27 Martin Jambor <mjambor@suse.cz>
2078 * ipa.c (dissolve_same_comdat_group_list): New function.
2079 (function_and_variable_visibility): Call
2080 dissolve_same_comdat_group_list when comdat group contains external or
2082 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2083 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2085 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2087 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2088 (const_hash_1) <VECTOR_CST>: New case.
2089 (compare_constant) <VECTOR_CST>: Likewise.
2090 <ADDR_EXPR>: Deal with LABEL_REFs.
2091 (copy_constant) <VECTOR_CST>: New case.
2093 2010-04-27 Jan Hubicka <jh@suse.cz>
2095 * cgraph.c (cgraph_propagate_frequency): New function.
2096 * cgraph.h (cgraph_propagate_frequency): Declare.
2097 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2098 cgraph_propagate_frequency.
2100 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2102 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2104 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2107 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2108 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2109 here to determine which regs to push and how much stack to reserve.
2111 2010-04-27 Jie Zhang <jie@codesourcery.com>
2113 * doc/gimple.texi (gimple_statement_with_ops): Remove
2114 addresses_taken field.
2115 (gimple_statement_with_memory_ops): Likewise.
2117 2010-04-27 Jan Hubicka <jh@suse.cz>
2119 * tree-inline.c (eni_inlining_weights): Remove.
2120 (estimate_num_insns): Special case more builtins.
2122 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2125 * c-typeck.c (build_binary_op): Move forward check for comparison
2126 pointer with null pointer constant and adjust the diagnostic message.
2128 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2131 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2132 binutils supports extended .section directive needed by LTO, or
2133 warn if older binutils found.
2134 (LTO_BINARY_READER): New AC_SUBST'd variable.
2135 (LTO_USE_LIBELF): Likewise.
2136 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2138 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2139 (LTO_USE_LIBELF): Likewise.
2140 * configure: Regenerate.
2142 * collect2.c (is_elf): Rename from this ...
2143 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2144 object files in addition to ELF-formatted ones.
2145 (scan_prog_file): Caller updated. Also allow for LTO info marker
2146 symbol to be prefixed or not by an extra underscore.
2148 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2149 * config/i386/winnt.c: Also #include lto-streamer.h
2150 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2152 (i386_pe_asm_output_aligned_decl_common): Add comment.
2153 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2155 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2158 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2159 Add missing earlyclobber for second alternative.
2161 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2163 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2164 bits for artificial defs at the top of the block.
2165 * fwprop.c (single_def_use_enter_block): Don't call it.
2167 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2170 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2171 instead of "$gcc_cv_objdump -T".
2172 Use "-undefined dynamic_lookup" on darwin.
2173 * gcc/configure: Regenerate.
2175 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2178 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2180 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2182 * c-parser.c (struct c_token): Move location field up.
2183 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2184 (struct c_declspecs): Convert typespec_word, storage_class, and
2185 default_int_p into bitfields.
2186 (struct c_declarator): Move loc field up.
2188 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2190 * cfgloop.h (struct loop): Move can_be_parallel field up.
2191 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2192 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2194 (struct iv_cand): Convert pos field into a bitfield.
2195 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2197 (struct _stmt_vec_info): Shuffle fields for better packing.
2199 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2201 * varasm.c (IN_NAMED_SECTION): Remove guard.
2202 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2203 (IN_NAMED_SECTION_P): ...this.
2204 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2205 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2207 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2209 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2210 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2211 of shadowing it. Fix comments.
2213 2010-04-26 Jan Hubicka <jh@suse.cz>
2215 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2216 (cgraph_clone_node): Copy function frequency.
2217 * cgraph.h (node_frequency): New enum
2218 (struct cgraph_node): Add.
2219 * final.c (rest_of_clean_state): Update.
2220 * lto-cgraph.c (lto_output_node): Output node frequency.
2221 (input_overwrite_node): Input node frequency.
2222 * tre-ssa-loop-ivopts (computation_cost): Update.
2223 * lto-streamer-out.c (output_function): Do not output function
2225 * predict.c (maybe_hot_frequency_p): Update and handle functions
2227 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2229 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2230 (compute_function_frequency): Set noreturn functions to be executed
2232 (choose_function_section): Update.
2233 * lto-streamer-in.c (input_function): Do not input function frequency.
2234 * function.c (allocate_struct_function): Do not initialize function
2236 * function.h (function_frequency): Remove.
2237 (struct function): Remove function frequency.
2238 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2239 (try_update): Update.
2240 * tree-inline.c (initialize_cfun): Do not update function frequency.
2241 * passes.c (pass_init_dump_file): Update.
2242 * i386.c (ix86_compute_frame_layout): Update.
2243 (ix86_pad_returns): Update.
2245 2010-04-26 Jie Zhang <jie@codesourcery.com>
2247 PR tree-optimization/43833
2248 * tree-vrp.c (range_int_cst_p): New.
2249 (range_int_cst_singleton_p): New.
2250 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2251 when both operands are constants. Use range_int_cst_p in
2254 2010-04-26 Jan Hubicka <jh@suse.cz>
2256 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2258 2010-04-26 Richard Guenther <rguenther@suse.de>
2261 * gimple.c (gimple_decl_printable_name): Deal gracefully
2262 with a NULL DECL_NAME.
2264 2010-04-26 Richard Guenther <rguenther@suse.de>
2267 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2268 if emitting debug information and it is either a function
2269 or a namespace decl.
2271 2010-04-26 Ira Rosen <irar@il.ibm.com>
2273 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2274 determine if the statement is vectorizable, and a macro to access it.
2275 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2276 Skip statements that can't be vectorized. If the analysis fails,
2277 mark the statement as unvectorizable if vectorizing basic block.
2278 (vect_compute_data_refs_alignment): Likewise.
2279 (vect_verify_datarefs_alignment): Skip statements marked as
2280 unvectorizable. Add print.
2281 (vect_analyze_group_access): Skip statements that can't be
2282 vectorized. If the analysis fails, mark the statement as
2283 unvectorizable if vectorizing basic block.
2284 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2285 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2286 generated stmts for SLP.
2287 (new_stmt_vec_info): Initialize the new field.
2288 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2289 statements marked as unvectorizable.
2291 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2293 * c-common.c (flag_isoc1x): New.
2294 (flag_isoc99): Update comment.
2295 * c-common.h (flag_isoc1x): New.
2296 (flag_isoc99): Update comment.
2297 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2298 __<type>_DECIMAL_DIG__.
2299 * c-opts.c (set_std_c1x): New.
2300 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2301 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2302 * c.opt (-std=c1x, -std=gnu1x): New options.
2303 * doc/cpp.texi: Mention -std=c1x.
2304 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2305 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2306 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2307 * doc/standards.texi: Mention C1X.
2308 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2309 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2310 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2313 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2315 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2316 placeholder from 0x%x to %#x.
2317 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2318 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2319 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2320 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2321 * config/i386/i386.c (ix86_target_string): Ditto.
2322 (output_pic_addr_const): Ditto.
2323 (print_operand): Ditto.
2325 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2327 * combine.c (find_split_point): Add third argument. Use it
2328 to find nested multiply-accumulate instructions. Adjust calls.
2329 (try_combine): Adjust call to find_split_point.
2331 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2333 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2335 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2337 PR tree-optimization/41442
2338 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2339 (fold_binary_loc): Call it.
2341 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2343 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2344 * opts.c (common_handle_option): Allow disabling it.
2345 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2347 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2349 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2350 between modes if both types are integral.
2352 2010-04-23 Richard Guenther <rguenther@suse.de>
2354 PR tree-optimization/43572
2355 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2357 2010-04-23 Richard Guenther <rguenther@suse.de>
2360 * tree-inline.c (tree_can_inline_p): Also check compatibility
2363 2010-04-23 Martin Jambor <mjambor@suse.cz>
2365 PR tree-optimization/43846
2366 * tree-sra.c (struct access): New flag grp_assignment_read.
2367 (build_accesses_from_assign): Set grp_assignment_read.
2368 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2369 (enum mark_read_status): New type.
2370 (analyze_access_subtree): Propagate grp_assignment_read, create
2371 accesses also if both direct_read and root->grp_assignment_read.
2373 2010-04-23 Martin Jambor <mjambor@suse.cz>
2376 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2377 function does not have type attributes.
2379 2010-04-23 Richard Guenther <rguenther@suse.de>
2382 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2385 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2387 * sese.h (create_if_region_on_edge): Remove.
2389 * sese.c (create_if_region_on_edge): Make static.
2391 * tree-inline.c: Do not include ggc.h.
2393 * expr.c: Do not include ggc.h.
2395 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2398 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2401 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2402 in the middle of insns for casesi_worker_2.
2404 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2406 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2408 2010-04-22 Ira Rosen <irar@il.ibm.com>
2410 PR tree-optimization/43842
2411 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2412 loop unrolling in update of exit phis. Fix comment.
2413 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2414 least two reduction statements in the loop before starting SLP
2417 2010-04-22 Nick Clifton <nickc@redhat.com>
2419 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2421 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2423 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2426 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2428 * tree-parloops.c (loop_parallel_p): New argument
2429 parloop_obstack. Pass it down.
2430 (parallelize_loops): New variable parloop_obstack. Initialize it,
2431 pass it down, free it.
2433 * tree-loop-linear.c (linear_transform_loops): Pass down
2436 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2437 of type struct obstack *.
2439 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2440 scratch_obstack. Initialize it, pass down, free it.
2442 * lambda.h (lambda_loop_new): Remove.
2443 (lambda_matrix_new, lambda_matrix_inverse)
2444 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2445 argument of type struct obstack *.
2447 * lambda-trans.c (lambda_trans_matrix_new): New argument
2448 lambda_obstack. Pass it down, use obstack allocation for ret.
2449 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2452 * lambda-mat.c (lambda_matrix_get_column)
2453 (lambda_matrix_project_to_null): Remove.
2454 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2456 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2459 * lambda-code.c (lambda_loop_new): New function.
2460 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2461 (lambda_compute_auxillary_space, lambda_compute_target_space)
2462 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2463 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2464 (build_access_matrix): New argument lambda_obstack. Use obstack
2466 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2467 argument lambda_obstack. Pass it down.
2469 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2471 * optabs.h (expand_widening_mult): Declare.
2473 2010-04-22 Richard Guenther <rguenther@suse.de>
2475 PR tree-optimization/43845
2476 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2477 lookup the CALL_EXPR function and arguments.
2479 2010-04-22 Nick Clifton <nickc@redhat.com>
2481 * config/stormy16/stormy16.c
2482 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2483 * config/stormy16/stormy16.h: Tidy up formatting.
2484 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2485 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2486 (ineqbranchsi): Delete pattern.
2487 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2488 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2489 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2490 stormy16-lib2-ucmpsi2.c.
2492 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2494 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2495 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2496 extra set merge_set_noclobber, and use it to relax the final test
2498 * df.h (df_simulate_find_noclobber_defs): Declare.
2499 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2501 (df_simulate_find_noclobber_defs): New function.
2503 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2505 * config/i386/i386.md: Use {} around multi-line preparation statements.
2507 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2509 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2510 (process_init_element): New argument of type struct obstack *.
2512 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2513 (set_init_index, set_init_label, set_nonincremental_init)
2514 (set_nonincremental_init_from_string, find_init_member)
2515 (output_init_element, output_pending_init_elements)
2516 (process_init_element): New argument braced_init_obstack. Pass it
2518 (push_range_stack, add_pending_init): New argument
2519 braced_init_obstack. Use obstack allocation.
2521 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2522 braced_init_obstack. Pass it down.
2523 (c_parser_braced_init): New variables ret, braced_init_obstack.
2524 Initialize obstack, pass it down and finally free it.
2526 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2529 * tree-pass.h (pass_optimize_widening_mul): Declare.
2530 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2531 gate_optimize_widening_mul): New static functions.
2532 (pass_optimize_widening_mul): New.
2533 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2534 <case MULT_EXPR>: Remove support for widening multiplies.
2535 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2536 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2537 simplify_gen_unary rather than directly building extensions.
2538 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2540 * expmed.c (expand_widening_mult): New function.
2541 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2543 2010-04-21 Jan Hubicka <jh@suse.cz>
2545 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2546 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2547 * lto-wpa-fixup.c: Remove.
2548 * Makefile.in (lto-wpa-fixup.o): Remove.
2549 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2550 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2551 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2553 2010-04-21 Jan Hubicka <jh@suse.cz>
2555 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2556 add write_optimization_summary, read_optimization_summary.
2557 (ipa_write_summaries_of_cgraph_node_set): Remove.
2558 (ipa_write_optimization_summaries): Declare.
2559 (ipa_read_optimization_summaries): Declare.
2560 * ipa-cp.c (pass_ipa_cp): Update.
2561 * ipa-reference.c (pass_ipa_reference): Update.
2562 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2563 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2565 * ipa-inline.c (pass_ipa_inline): Update.
2566 * ipa.c (pass_ipa_whole_program): Update.
2567 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2568 * passes.c (ipa_write_summaries_1): Do not test wpa.
2569 (ipa_write_optimization_summaries_1): New.
2570 (ipa_write_optimization_summaries): New.
2571 (ipa_read_summaries): Do not test ltrans.
2572 (ipa_read_optimization_summaries_1): New.
2573 (ipa_read_optimization_summaries): New.
2575 2010-04-21 Jan Hubicka <jh@suse.cz>
2577 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2579 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2581 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2584 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2585 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2587 2010-04-21 Jan Hubicka <jh@suse.cz>
2589 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2591 2010-04-21 Jan Hubicka <jh@suse.cz>
2593 * varpool.c (decide_is_variable_needed): Variable is always needed
2596 2010-04-21 Jan Hubicka <jh@suse.cz>
2598 * opts.c (decode_options): Enable pure-const pass for whopr.
2600 2010-04-21 Jan Hubicka <jh@suse.cz>
2602 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2603 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2605 (cgraph_decide_inlining): Do not expect callee to be removed in all
2608 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2610 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2612 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2615 amdfam10_decode attributes.
2617 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2620 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2621 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2622 (lower_copyprivate_clauses): Use private var in outer
2623 context instead of original var. Make sure the types
2624 are correct for VLAs.
2626 2010-04-21 Richard Guenther <rguenther@suse.de>
2628 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2629 to non-pointer objects.
2631 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2633 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2634 last chain entry if it starts with the still current label.
2635 (add_location_or_const_value_attribute): Check that
2636 loc_list->first->next is NULL instead of comparing ->first with ->last.
2637 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2638 to add_var_loc_to_decl.
2640 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2641 >= 4 add also address size and segment size fields into CIE header.
2643 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2644 long as address size is the same as sizeof (void *) and
2646 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2647 address size or segment size is unexpected, return DW_EH_PE_omit.
2648 (classify_object_over_fdes): If get_cie_encoding returned
2649 DW_EH_PE_omit, return -1.
2650 (init_object): If classify_object_over_fdes returned -1,
2651 pretend there were no FDEs at all.
2653 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2655 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2656 bswap{si,di}2 using SWI48 mode iterator.
2657 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2658 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2659 set modrm attribute of bswap insn to 0 and remove length attribute.
2660 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2661 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2662 set mode attribute to <MODE> and remove length attribute.
2664 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2666 PR rtl-optimization/43520
2667 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2668 zero available registers.
2670 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2672 * builtins.c (fold_builtin_cproj): Fold more cases.
2674 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2676 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2677 (fold_builtin_1): Fold builtin cproj.
2678 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2679 Use ATTR_CONST_NOTHROW_LIST.
2681 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2683 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2684 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2685 ffsi2_no_cmove for !TARGET_CMOVE.
2686 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2687 (ffssi2): Remove expander.
2688 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2690 (ctz<mode>2): Ditto from ctz{si,di}2.
2691 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2693 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2696 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2698 * dwarf2out.c (AT_linkage_name): Define.
2699 (clone_as_declaration): Handle DW_AT_linkage_name.
2700 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2701 of DW_AT_MIPS_linkage_name.
2702 (move_linkage_attr): Likewise.
2703 (dwarf2out_finish): Likewise.
2705 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2708 * fold-const.c (fold_comparison): New folding rule.
2710 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2712 * double-int.h (double_int_setbit): Declare.
2713 * double-int.c (double_int_setbit): New function.
2714 * rtl.h (immed_double_int_const): Declare.
2715 * emit-rtl.c (immed_double_int_const): New function.
2716 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2717 and immed_double_int_const functions.
2718 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2719 expand_copysign_bit): (Ditto.).
2720 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2721 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2722 * dojump.c (prefer_and_bit_test): (Ditto.).
2723 * expr.c (convert_modes, reduce_to_bit_field_precision,
2724 const_vector_from_tree): (Ditto.).
2725 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2727 2010-04-20 Jan Hubicka <jh@suse.cz>
2729 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2730 (dump_cgraph_node): Dump new flags.
2731 * cgraph.h (struct cgraph_node): Add flags
2732 reachable_from_other_partition and in_other_partition.
2733 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2734 other partition can not be removed.
2735 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2736 the other partition must be output; silence sanity checking on
2737 leaking functions bodies from other paritition.
2738 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2739 (lto_output_node): Output new flags; do not sanity check that inline
2740 clones are output; drop lto_forced_extern_inline_p code; do not mock
2741 visibility flags at partition boundaries.
2742 (add_node_to): New function.
2743 (output_cgraph): Use it to sort functions so masters appear before
2745 (input_overwrite_node): Input new flags.
2746 * passes.c (ipa_write_summaries): Do not call
2747 lto_new_extern_inline_states.
2748 * lto-section-out.c (forced_extern_inline,
2749 lto_new_extern_inline_states lto_delete_extern_inline_states,
2750 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2751 * lto-streamer.h (lto_new_extern_inline_states,
2752 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2753 lto_forced_extern_inline_p): Kill.
2755 2010-04-20 Richard Guenther <rguenther@suse.de>
2757 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2758 from vars that can have pointers.
2759 (process_constraint): Dump useless constraints.
2761 2010-04-20 Richard Guenther <rguenther@suse.de>
2763 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2764 (dump_sa_points_to_info): Remove asserts.
2765 (init_base_vars): nothing_id isn't an escape point nor does it
2768 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2770 * tree.h (TYPE_REF_IS_RVALUE): Define.
2771 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2772 should_move_die_to_comdat, prune_unused_types_walk): Handle
2773 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2774 (modified_type_die, gen_reference_type_die): Emit
2775 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2776 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2778 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2781 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2782 calls for -fpic -m31 if they have been sibcall optimized.
2784 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2786 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2787 ar.lc fixed and call-used.
2789 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2791 2010-04-19 Jan Hubicka <jh@suse.cz>
2793 * opts.c (decode_options): Disable whpr incompatible passes.
2794 * lto/lto.c (lto_1_to_1_map): Skip clones.
2795 (read_cgraph_and_symbols): Do not mark everything as needed.
2796 (do_whole_program_analysis): Do map only after optimizing;
2797 set proper cgraph_state; use passmanager.
2799 2010-04-19 DJ Delorie <dj@redhat.com>
2801 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2802 POINTER_PLUS_EXPR and fix them.
2804 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2806 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2807 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2808 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2809 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2810 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2811 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2812 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2813 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2814 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2815 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2816 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2818 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2820 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2821 (check_cond_move_block): Likewise.
2822 (cond_move_process_if_block): Likewise.
2823 (noce_find_if_block): Improve formatting.
2824 (find_if_header): Pass 0 to memset and tweak conditions.
2825 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2827 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2829 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2833 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2834 with non-local decl doesn't need chain.
2836 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2838 * ira-color.c (allocno_reload_assign): Avoid accumulating
2839 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2841 2010-04-19 Martin Jambor <mjambor@suse.cz>
2843 * gimple.h (create_tmp_reg): Declare.
2844 * gimplify.c (create_tmp_reg): New function.
2845 (gimplify_return_expr): Use create_tmp_reg.
2846 (gimplify_omp_atomic): Likewise.
2847 (gimple_regimplify_operands): Likewise.
2848 * tree-dfa.c (make_rename_temp): Likewise.
2849 * tree-predcom.c (predcom_tmp_var): Likewise.
2850 (reassociate_to_the_same_stmt): Likewise.
2851 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2852 (get_replaced_param_substitute): Likewise.
2853 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2854 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2855 * tree-ssa-pre.c (get_representative_for): Likewise.
2856 (create_expression_by_pieces): Likewise.
2857 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2858 (create_tailcall_accumulator): Likewise.
2860 2010-04-19 Martin Jambor <mjambor@suse.cz>
2862 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2864 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2866 2010-04-19 Richard Guenther <rguenther@suse.de>
2868 PR tree-optimization/43796
2869 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2870 from SCEV in the lattice.
2871 (vrp_visit_phi_node): Dump change.
2873 2010-04-19 Richard Guenther <rguenther@suse.de>
2875 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2876 * configure: Re-generated.
2878 2010-04-19 Richard Guenther <rguenther@suse.de>
2880 PR tree-optimization/43783
2881 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2882 constant ARRAY_REF operands two and three if possible.
2884 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2887 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2889 2010-04-19 Jie Zhang <jie@codesourcery.com>
2892 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2894 2010-04-19 Ira Rosen <irar@il.ibm.com>
2896 PR tree-optimization/37027
2897 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2898 and macro to access it.
2899 (vectorizable_reduction): Add argument.
2900 (vect_get_slp_defs): Likewise.
2901 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2902 statements for possible use in SLP.
2903 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2904 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2905 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2907 (vectorizable_reduction): Likewise.
2908 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2910 (vectorizable_type_demotion, vectorizable_type_promotion,
2911 vectorizable_store): Likewise.
2912 (vect_analyze_stmt): Update call to vectorizable_reduction.
2913 (vect_transform_stmt): Likewise.
2914 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2915 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2916 from different interleaving chains in same node.
2917 (vect_slp_rearrange_stmts): New function.
2918 (vect_supported_load_permutation_p): Allow load permutations for
2919 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2920 inside SLP nodes if necessary.
2921 (vect_analyze_slp_instance): Handle reductions.
2922 (vect_analyze_slp): Try to build SLP instances originating from groups
2924 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2925 (vect_get_constant_vectors): Create initial vectors for reductions
2926 according to reduction code. Add new argument.
2927 (vect_get_slp_defs): Add new argument, pass it to
2928 vect_get_constant_vectors.
2929 (vect_schedule_slp_instance): Remove SLP tree root statements.
2931 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2933 * tree.h (ENUM_IS_SCOPED): Define.
2934 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2935 for ENUM_IS_SCOPED enums.
2937 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2939 * fold-const.c (fold_comparison): Use ssizetype.
2940 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2941 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2942 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2943 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2945 * tree.h (initialize_sizetypes): Remove parameter.
2946 (build_common_tree_nodes): Remove second parameter.
2947 * stor-layout.c (initialize_sizetypes): Remove parameter.
2948 Always create an unsigned type.
2949 (set_sizetype): Assert that the passed type is unsigned and simplify.
2950 * tree.c (build_common_tree_nodes): Remove second parameter.
2951 Adjust call to initialize_sizetypes.
2952 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2953 build_common_tree_nodes.
2955 2010-04-18 Matthias Klose <doko@ubuntu.com>
2957 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2959 2010-04-18 Ira Rosen <irar@il.ibm.com>
2961 PR tree-optimization/43771
2962 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2963 load permutation doesn't have gaps.
2965 2010-04-18 Jan Hubicka <jh@suse.cz>
2967 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2968 (sse_prologue_save_insn expander): Use new pattern.
2969 (sse_prologue_save_insn1): New pattern and splitter.
2970 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2972 * i386.c (setup_incoming_varargs_64): Do not compute jump
2974 (ix86_gimplify_va_arg): Update alignment needed.
2975 (ix86_local_alignment): Do not align all local arrays to 128bit.
2977 2010-04-17 Jan Hubicka <jh@suse.cz>
2979 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2981 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2983 * arm.md (negdi2): Remove redundant code to force values into a
2986 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2988 * arm/bpabi.S: Add EABI alignment attributes to objects.
2989 * arm/bpabi-v6m.S: Likewise.
2990 * arm/crti.asm: Likewise.
2991 * arm/crtn.asm: Likewise.
2992 * arm/lib1funcs.asm: Likewise.
2993 * arm/libunwind.S: Likewise.
2995 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2997 * arm-protos.h (tune_params): New structure.
2998 * arm.c (current_tune): New variable.
2999 (arm_constant_limit): Delete.
3000 (struct processors): Add pointer to the tune parameters.
3001 (arm_slowmul_tune): New tuning option.
3002 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3003 (all_cores): Adjust to pick up the tuning model.
3004 (arm_constant_limit): New function.
3005 (arm_override_options): Select the appropriate tuning model. Delete
3006 initialization of arm_const_limit.
3007 (arm_split_constant): Use the new constant-limit model.
3008 (arm_rtx_costs): Pick up the current tuning model.
3009 * arm.md (is_strongarm, is_xscale): Delete.
3010 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3011 for Xscale variant architectures.
3012 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3014 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3016 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3018 (arm_rtx_costs_1): Remove unused variable extra_cost.
3019 (arm_unwind_emit_set): Use variable offset.
3020 (thumb1_output_casesi): Remove unused variable flags.
3022 2010-04-16 Jeff Law <law@redhat.com>
3024 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3025 needing assignment rather than doing a two-phase assignment. Remove
3026 unused variable 'm'.
3028 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3031 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3033 2010-04-16 Doug Kwan <dougkwan@google.com>
3035 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3036 (next_operand_entry_id): New static variable.
3037 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3038 (add_to_ops_vec): Assigned unique ID to operand entry.
3039 (struct oecount_s): New field ID.
3040 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3041 (undistribute_ops_list): Assign unique IDs to oecounts.
3042 (init_reassoc): reset next_operand_entry_id.
3044 2010-04-16 Doug Kwan <dougkwan@google.com>
3046 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3047 missing left parenthesis.
3049 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3051 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3052 *btdi_rex64 using SWI48 mode iterator.
3053 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3054 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3055 *jcc_btdi_mask_rex64.
3057 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3059 * double-int.h (tree_to_double_int): Convert to macro.
3060 * double-int.c (tree_to_double_int): Remove.
3062 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3065 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3066 with want_address 2 and in case a single element list might be
3067 possible, call it again with want_address 0.
3069 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3071 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3072 case 'W' print operands for HI mode.
3073 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3074 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3075 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3076 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3078 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3080 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3081 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3082 #xx:3 and #xx:4 mode.
3084 * config/h8300/h8300.md (inverted load with HImode dest): Add
3085 support for H8300SX.
3087 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3088 satisfy 'U' constraint.
3090 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3092 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3093 * configure: Regenerate.
3094 * config.in: Regenerate.
3095 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3098 2010-04-16 Richard Guenther <rguenther@suse.de>
3100 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3101 (struct tree_decl_common): ... here.
3102 (DECL_PT_UID): Adjust.
3103 (SET_DECL_PT_UID): Likewise.
3104 (DECL_PT_UID_SET_P): Likewise.
3106 2010-04-16 Richard Guenther <rguenther@suse.de>
3108 PR tree-optimization/43572
3109 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3110 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3111 * tree-flow.h (is_call_clobbered): Remove.
3112 * tree-flow-inline.h (is_call_clobbered): Likewise.
3113 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3114 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3115 (execute_return_slot_opt): Adjust.
3116 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3117 check for call clobbered vars here.
3118 (find_tail_calls): Move tailcall verification to the
3121 2010-04-16 Diego Novillo <dnovillo@google.com>
3123 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3125 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3128 * config/arm/arm.md (cbranchqi4): New pattern.
3129 * config/arm/predicates.md (const0_operand,
3130 cbranchqi4_comparison_operator): New predicates.
3132 2010-04-16 Richard Guenther <rguenther@suse.de>
3134 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3135 (dump_gimple_stmt): Likewise.
3137 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3139 * recog.h (struct recog_data): New field is_operator.
3140 (struct insn_operand_data): New field is_operator.
3141 * recog.c (extract_insn): Set recog_data.is_operator.
3142 * genoutput.c (output_operand_data): Emit code to set the
3144 * reload.c (find_reloads): Use it rather than testing for an
3145 empty constraint string.
3148 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3149 If the previous insn is a cbranchsi4_insn with the same arguments,
3150 omit the compare instruction.
3152 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3153 register, inputs must be low registers and we need a low register
3154 scratch. Handle alternative 2 like alternative 3.
3156 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3158 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3159 don't call get_addr on both. If one expression is a VALUE and
3160 the other a REG, check VALUE's locs if the REG isn't among them.
3162 2010-04-16 Christian Bruel <christian.bruel@st.com>
3164 * config/sh/sh.h (sh_frame_pointer_required): New function.
3165 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3166 (flag_omit_frame_pointer) Set.
3167 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3168 (rounded_frame_size): Adjust size with outgoing_args_size.
3169 (sh_set_return_address): Must return from stack pointer.
3170 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3171 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3172 (ACCUMULATE_OUTGOING_ARGS): Define.
3173 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3174 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3176 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3179 * config/sh/sh.c (sh_legitimize_reload_address): Use
3180 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3181 Remove a unneeded check for offset_base.
3183 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3185 * configure: Regenerated.
3187 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3189 * config/s390/s390.c (s390_call_save_register_used): Switch back
3190 to HARD_REGNO_NREGS.
3192 2010-04-15 Richard Guenther <rguenther@suse.de>
3194 * alias.c (alias_set_subset_of): Handle alias-set zero
3197 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3198 Julian Brown <julian@codesourcery.com>
3200 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3201 alternatives according to use of high and low regs.
3202 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3203 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3204 optimizing for size on Thumb-2.
3206 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3208 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3210 2010-04-15 Richard Guenther <rguenther@suse.de>
3212 * tree-ssa-structalias.c (struct variable_info): Add
3214 (new_var_info): Initialize it.
3215 (dump_constraints): Support printing last added constraints.
3216 (debug_constraints): Adjust.
3217 (dump_constraint_graph): Likewise.
3218 (make_heapvar_for): Check for NULL cfun.
3219 (get_function_part_constraint): New function.
3220 (get_fi_for_callee): Likewise.
3221 (find_func_aliases): Properly implement IPA PTA constraints.
3222 (process_ipa_clobber): New function.
3223 (find_func_clobbers): Likewise.
3224 (insert_into_field_list_sorted): Remove.
3225 (create_function_info_for): Properly allocate vars for IPA mode.
3226 Do not use insert_into_field_list_sorted.
3227 (create_variable_info_for): Properly generate constraints for
3228 global vars in IPA mode.
3229 (dump_solution_for_var): Always dump the solution.
3230 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3231 (find_what_var_points_to): Adjust.
3232 (pt_solution_set): Change.
3233 (pt_solution_ior_into): New function.
3234 (pt_solution_empty_p): Export.
3235 (pt_solution_includes_global): Adjust.
3236 (pt_solution_includes_1): Likewise.
3237 (pt_solutions_intersect_1): Likewise.
3238 (dump_sa_points_to_info): Check some invariants.
3239 (solve_constraints): Move constraint dumping ...
3240 (compute_points_to_sets): ... here.
3241 (ipa_pta_execute): ... and here.
3242 (compute_may_aliases): Do not re-compute points-to info
3243 locally if IPA info is available.
3244 (ipa_escaped_pt): New global var.
3245 (ipa_pta_execute): Properly implement IPA PTA.
3246 * tree-into-ssa.c (dump_decl_set): Support dumping
3247 decls not in referenced-vars.
3248 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3249 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3250 (dump_points_to_solution): Likewise.
3251 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3252 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3253 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3254 (copy_decl_to_var): Copy DECL_PT_UID.
3255 (copy_result_decl_to_var): Likewise.
3256 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3257 (copy_node_stat): Copy it.
3258 * tree.h (DECL_PT_UID): New macro.
3259 (SET_DECL_PT_UID): Likewise.
3260 (DECL_PT_UID_SET_P): Likewise.
3261 (struct tree_decl_minimal): Add pt_uid member.
3262 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3263 (pt_solution_empty_p): Declare.
3264 (pt_solution_set): Adjust.
3265 (ipa_escaped_pt): Declare.
3266 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3267 * gimple-pretty-print.c (pp_points_to_solution): New function.
3268 (dump_gimple_call): Dump call clobber/use information.
3269 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3270 * tree-pass.h (TDF_ALIAS): New dump option.
3271 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3272 * doc/invoke.texi (-fipa-pta): Update documentation.
3274 2010-04-15 Richard Guenther <rguenther@suse.de>
3276 * Makefile.in (OBJS-common): Add gimple-fold.o.
3277 (gimple-fold.o): New rule.
3278 * tree.h (maybe_fold_offset_to_reference,
3279 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3281 * gimple.h: ... here.
3282 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3283 may_propagate_address_into_dereference): Move prototypes ...
3284 * gimple.h: ... here.
3285 * tree-ssa-ccp.c (get_symbol_constant_value,
3286 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3287 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3288 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3289 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3290 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3291 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3292 gimplify_and_update_call_from_tree): Move ...
3293 * gimple-fold.c: ... here. New file.
3294 (ccp_fold_builtin): Rename to ...
3295 (gimple_fold_builtin): ... this.
3296 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3298 2010-04-15 Richard Guenther <rguenther@suse.de>
3300 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3301 fit_double_type, force_fit_type_double, add_double_with_sign,
3302 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3303 lrotate_double, rrotate_double, div_and_round_double): Move ...
3304 * double-int.c: ... here.
3305 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3306 add_double, neg_double, mul_double_with_sign, mul_double,
3307 lshift_double, rshift_double, lrotate_double, rrotate_double,
3308 div_and_round_double): Move prototypes ...
3309 * double-int.h: ... here.
3311 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3314 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3315 matching constraints to ensure inputs match the output.
3317 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3320 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3321 in an input-only operand.
3323 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3325 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3326 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3327 (double_int_negative_p): Convert to static inline function.
3328 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3329 (double_int_negative_p): Remove.
3330 * tree.h (lshift_double, rshift_double):
3331 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3332 * fold-const.c (fold_convert_const_int_from_real,
3333 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3334 (lshift_double): Change type of arith argument to bool.
3335 (rshift_double): Change type of arith argument to bool. Correct
3337 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3339 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3342 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3343 at the start and end of the then/else blocks, and omit them from the
3345 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3346 argument; all callers changed. Pass zero to old_insns_match_p instead.
3347 (flow_find_head_matching_sequence): New function.
3348 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3349 * basic-block.h (flow_find_cross_jump,
3350 flow_find_head_matching_sequence): Declare functions.
3352 2010-04-14 Jason Merrill <jason@redhat.com>
3355 * c-common.c (attribute_takes_identifier_p): New fn.
3356 * c-common.h: Declare it.
3358 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3360 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3362 (*udivmod<mode>4): Ditto.
3364 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3366 * config/i386/i386.md (maxmin_int): Rename code attribute from
3367 maxminiprefix and update all users.
3368 (maxmin_float): Ditto from maxminfprefix.
3369 (logic): Ditto from logicprefix.
3370 (absneg_mnemonic): Ditto from absnegprefix.
3371 * config/i386/mmx.md: Update all users of maxminiprefix,
3372 maxminfprefix and logicprefix for rename.
3373 * config/i386/sse.md: Ditto.
3374 * config/i386/sync.md (sync_<code><mode>): Update for
3377 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3380 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3381 warnings converted to errors.
3383 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3385 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3386 used insn_type variable.
3387 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3388 to avoid set-but-not-used warning.
3390 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3392 * df-core.c (df_ref_debug): Change format string placeholder
3394 * dwarf2asm.c (dw2_asm_output_data_raw,
3395 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3396 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3397 * dwarf2out.c (output_cfi, output_cfi_directive,
3398 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3399 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3401 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3402 * print-rtl.c (print_rtx): Ditto.
3404 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3407 * builtins.c (expand_builtin_pow_root): New function to expand pow
3408 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3409 series of sqrt and cbrt calls under -ffast-math.
3410 (expand_builtin_pow): Call it.
3412 2010-04-14 Michael Matz <matz@suse.de>
3414 PR tree-optimization/42963
3415 * tree-cfg.c (touched_switch_bbs): New static variable.
3416 (group_case_labels_stmt): New function broken out from ...
3417 (group_case_labels): ... here, use the above.
3418 (start_recording_case_labels): Allocate touched_switch_bbs.
3419 (end_recording_case_labels): Deallocate it, call
3420 group_case_labels_stmt.
3421 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3423 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3425 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3428 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3430 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3432 2010-04-13 Jan Hubicka <jh@suse.cz>
3434 * ipa-inline.c (cgraph_mark_i
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