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_inline_edge): Avoid double accounting
3435 of optimized out static functions.
3436 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3437 cost computation. Also sanity check for overflows.
3438 (update_caller_keys): Update cgraph_edge_badness call; properly
3439 update fibheap and sanity check that it is up to date.
3440 (add_new_edges_to_heap): Update cgraph_edge_badness.
3441 (cgraph_decide_inlining_of_small_function): Likewise;
3442 add sanity checking that badness in heap is up to date;
3443 improve dumping of reason; Update badness of calls to the
3444 offline copy of function currently inlined; dump badness
3445 of functions not inlined because of unit growth limits.
3447 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3450 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3451 because of sign-extension change when converting to sizetype here...
3452 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3454 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3455 the folding to constants. Remove redundant final conversion.
3456 (fold_binary) <associate>: Do not associate if the re-association of
3457 constants alone overflows.
3458 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3459 to the end of the list.
3460 (multiple_of_p) <COND_EXPR>: New case.
3462 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3464 * opt-functions.awk (opt_sanitized_name): New.
3466 * optc-gen.awk: Use it
3467 * opth-gen.awk: Use it.
3469 2010-04-13 Martin Jambor <mjambor@suse.cz>
3471 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3472 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3473 children. Call replace_uses_with_default_def_ssa_name to handle
3476 2010-04-13 Michael Matz <matz@suse.de>
3479 * builtins.c (expand_builtin_interclass_mathfn): Also create
3480 a register if the predicate doesn't match.
3482 2010-04-13 Diego Novillo <dnovillo@google.com>
3484 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3485 * c-pch.c: Include timevar.h.
3486 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3487 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3488 * ggc-common.c: Include timevar.h.
3489 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3490 * timevar.def (TV_PCH_SAVE): Define.
3491 (TV_PCH_CPP_SAVE): Define.
3492 (TV_PCH_PTR_REALLOC): Define.
3493 (TV_PCH_PTR_SORT): Define.
3494 (TV_PCH_RESTORE): Define.
3495 (TV_PCH_CPP_RESTORE): Define.
3497 2010-04-13 Michael Matz <matz@suse.de>
3499 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3501 (can_reassociate_p): New function.
3502 (break_up_subtract_bb, reassociate_bb): Use it.
3504 2010-04-13 Richard Guenther <rguenther@suse.de>
3507 * builtins.c (c_readstr): Fix assert.
3509 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3511 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3512 when generating cltd insn.
3514 (*ashl<mode>3_1): Remove special handling for register operand 2.
3515 (*ashlsi3_1_zext): Ditto.
3516 (*ashlhi3_1): Ditto.
3517 (*ashlhi3_1_lea): Ditto.
3518 (*ashlqi3_1): Ditto.
3519 (*ashlqi3_1_lea): Ditto.
3520 (*<shiftrt_insn><mode>3_1): Ditto.
3521 (*<shiftrt_insn>si3_1_zext): Ditto.
3522 (*<shiftrt_insn>qi3_1_slp): Ditto.
3523 (*<rotate_insn><mode>3_1): Ditto.
3524 (*<rotate_insn>si3_1_zext): Ditto.
3525 (*<rotate_insn>qi3_1_slp): Ditto.
3527 2010-04-13 Richard Guenther <rguenther@suse.de>
3529 * tree-ssa-structalias.c (callused_id): Remove.
3530 (call_stmt_vars): New.
3531 (get_call_vi): Likewise.
3532 (lookup_call_use_vi): Likewise.
3533 (lookup_call_clobber_vi): Likewise.
3534 (get_call_use_vi): Likewise.
3535 (get_call_clobber_vi): Likewise.
3536 (make_transitive_closure_constraints): Likewise.
3537 (handle_const_call): Adjust to do per-call call-used handling.
3538 (handle_pure_call): Likewise.
3539 (find_what_var_points_to): Remove general callused handling.
3540 (init_base_vars): Likewise.
3541 (init_alias_vars): Initialize call_stmt_vars.
3542 (compute_points_to_sets): Process call-used and call-clobbered
3543 vars for call statements.
3544 (delete_points_to_sets): Free call_stmt_vars.
3546 2010-04-13 Richard Guenther <rguenther@suse.de>
3548 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3549 Only add RW dependence for dependence distance zero.
3550 Adjust maximal vectorization factor according to dependences.
3551 Move alignment handling ...
3552 (vect_find_same_alignment_drs): ... here. New function.
3553 (vect_analyze_data_ref_dependences): Adjust.
3554 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3555 (vect_analyze_data_refs): Adjust minimal vectorization factor
3556 according to data references.
3557 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3558 dependences before determining the vectorization factor.
3559 Analyze alignment after determining the vectorization factor.
3560 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3561 dependences before alignment.
3562 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3564 (vect_analyze_data_refs): Likewise.
3565 (MAX_VECTORIZATION_FACTOR): New define.
3567 2010-04-13 Duncan Sands <baldrick@free.fr>
3569 * except.h (lang_eh_type_covers): Remove.
3570 * except.c (lang_eh_type_covers): Likewise.
3572 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3573 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3575 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3576 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3577 UNITS_PER_LONG where it is ABI relevant.
3578 (s390_return_addr_rtx): Likewise.
3579 (s390_back_chain_rtx): Likewise.
3580 (s390_frame_area): Likewise.
3581 (s390_frame_info): Likewise.
3582 (s390_initial_elimination_offset): Likewise.
3583 (save_gprs): Likewise.
3584 (s390_emit_prologue): Likewise.
3585 (s390_emit_epilogue): Likewise.
3586 (s390_function_arg_advance): Likewise.
3587 (s390_function_arg): Likewise.
3588 (s390_va_start): Likewise.
3589 (s390_gimplify_va_arg): Likewise.
3590 (s390_function_profiler): Likewise.
3591 (s390_optimize_prologue): Likewise.
3592 (s390_rtx_costs): Likewise.
3593 (s390_secondary_reload): Likewise.
3594 (s390_promote_function_mode): Likewise.
3595 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3596 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3597 registers available.
3598 (s390_unwind_word_mode): New function.
3599 (s390_function_value): Split 64 bit values into register pair if
3600 used as return value.
3601 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3602 function call parameters. Handle parallels.
3603 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3604 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3605 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3606 (s390_expand_setmem): Remove unused variable src_addr.
3607 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3608 deal with 64 bit registers.
3609 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3610 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3611 (UNITS_PER_LONG): New macro.
3612 * libjava/include/s390-signal.h: Define extended ucontext
3613 structure containing the upper halfs of the 64 bit registers.
3615 2010-04-13 Simon Baldwin <simonb@google.com>
3617 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3619 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3621 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3622 rvalue on the RHS if the LHS is of a non-renamable type.
3623 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3625 2010-04-13 Matthias Klose <doko@ubuntu.com>
3627 * gcc.c (cc1_options): Handle -iplugindir before processing
3628 the cc1 spec. Only add -iplugindir once.
3629 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3631 * common.opt (iplugindir): Remove `Separate' property, initialize.
3632 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3634 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3635 (distclean): Remove plugin dir.
3636 * doc/invoke.texi: Document -iplugindir.
3638 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3640 * doc/plugins.texi (Loading Plugins): Document short
3641 -fplugin=foo option.
3642 (Plugin API): Mention default_plugin_dir_name function.
3644 * gcc.c (find_file_spec_function): Add new declaration.
3645 (static_spec_func): Use it for "find-file".
3646 (find_file_spec_function): Add new function.
3647 (cc1_options): Add -iplugindir option if -fplugin* options found.
3649 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3651 * plugin.c (add_new_plugin): Updated comment, and handle short
3653 (default_plugin_dir_name): Added new function.
3655 * common.opt (iplugindir): New option to set the plugin directory.
3657 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3659 * config/i386/i386.md (any_rotate): New code iterator.
3660 (rotate_insn): New code attribute.
3662 (SWIM124): New mode iterator.
3663 (<rotate_insn>ti3): New expander.
3664 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3665 any_rotate code iterator.
3666 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3667 using any_rotate code iterator and SWIM124 mode iterator.
3668 (ix86_rotlti3): New insn_and_split pattern.
3669 (ix86_rotrti3): Ditto.
3670 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3671 ix86_rotl{di,ti}3 patterns.
3672 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3673 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3674 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3675 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3676 code iterator and SWI mode iterator.
3677 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3678 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3680 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3681 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3682 (bswap rotatert splitter): Add splitter.
3683 (bswap splitter): Macroize splitter using any_rotate code iterator.
3684 Add insn predicate to split only for TARGET_USE_XCHGB or when
3685 optimizing function for size.
3687 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3689 * config/pa/pa.c (emit_move_sequence): Remove use of
3690 deleted variable flag_argument_noalias.
3692 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3694 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3696 Add to unsupported targets list.
3697 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3698 sparc*-sun-solaris2.[567]* from target lists.
3699 * configure: Regenerate.
3700 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3702 Remove Solaris 7 patch references.
3703 (Specific, sparc-sun-solaris2.7): Removed.
3704 (sparc-sun-solaris2*): Update Solaris 7 example.
3705 (sparc64-*-solaris2*): Likewise.
3707 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3709 * config.build (alpha*-dec-osf4*): Remove.
3710 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3711 of obsolete configurations.
3712 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3714 * config/alpha/t-osf4: Renamed to ...
3715 * config/alpha/t-osf5: ... this.
3716 * config/alpha/osf.h: Renamed to ...
3717 * config/alpha/osf5.h: ... this.
3718 Merged old osf5.h contents.
3720 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3721 (EXTRA_SPECS): Removed.
3722 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3723 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3726 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3728 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3730 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3733 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3734 __thiscall convention.
3736 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3738 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3740 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3742 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3744 * function.c (assign_parms_initialize_all): Add unused attribute
3747 2010-04-12 Richard Guenther <rguenther@suse.de>
3749 * gsstruct.def (GSS_CALL): New.
3750 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3751 * gimple.h: Include tree-ssa-alias.h.
3752 (struct gimple_statement_call): New.
3753 (union gimple_statement_struct_d): Add gimple_call member.
3754 (gimple_call_reset_alias_info): Declare.
3755 (gimple_call_use_set): New function.
3756 (gimple_call_clobber_set): Likewise.
3757 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3758 * gimple.c (gimple_call_reset_alias_info): New function.
3759 (gimple_build_call_1): Call it.
3760 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3761 * tree-inline.c (remap_gimple_stmt): Likewise.
3762 (expand_call_inline): Remove callused handling.
3763 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3764 * tree-dfa.c (dump_variable): Likewise.
3765 * tree-parloops.c (parallelize_loops): Likewise.
3766 * tree-ssa.c (init_tree_ssa): Likewise.
3767 (delete_tree_ssa): Likewise.
3768 * tree-flow-inline.h (is_call_used): Remove.
3769 * tree-flow.h (struct gimple_df): Remove callused member.
3770 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3771 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3772 (ref_maybe_used_by_call_p_1): Simplify.
3773 (call_may_clobber_ref_p_1): Likewise.
3774 * tree-ssa-structalias.c (compute_points_to_sets): Set
3775 the call stmt used and clobbered sets.
3776 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3777 (find_tail_calls): Verify the tail call.
3779 2010-04-12 Richard Guenther <rguenther@suse.de>
3781 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3782 single-iteration always-inline inlining.
3783 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3784 (cgraph_decide_inlining): Do not handle always-inline specially.
3785 (try_inline): Remove always-inline cycle detection special case.
3786 Do not recurse on always-inlines.
3787 (cgraph_early_inlining): Do not iterate if not optimizing.
3788 (cgraph_gate_early_inlining): remove.
3789 (pass_early_inline): Run unconditionally.
3790 (gate_cgraph_decide_inlining): New function.
3791 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3792 not inlining or optimizing.
3793 (cgraph_decide_inlining_of_small_functions): Also consider
3794 always-inline functions.
3795 (cgraph_default_inline_p): Return true for nodes which should
3796 disregard inline limits.
3797 (estimate_function_body_sizes): Assume zero size and time for
3798 nodes which are marked as disregarding inline limits.
3799 (cgraph_decide_recursive_inlining): Do not perform recursive
3800 inlining on always-inline nodes.
3802 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3805 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3806 for exprs satisfying handled_component_p.
3808 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3810 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3811 non-constant aggregate elements.
3813 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3814 is a real initialization.
3816 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3819 * c-decl.c (start_function): Move forward check for nested function.
3821 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3823 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3824 * config/sh/sh.c: Include reload.h.
3825 (sh_legitimize_reload_address): New.
3826 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3827 sh_legitimize_reload_address.
3829 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3831 * config/sh/sh.md (*movqi_pop): New insn pattern.
3832 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3834 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3836 * config/i386/i386.md (any_shiftrt): New code iterator.
3837 (shiftrt_insn): New code attribute.
3839 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3840 using any_shiftrt code iterator.
3841 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3842 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3843 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3844 pattern from corresponding peephole2 patterns.
3845 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3846 using any_shiftrt code iterator.
3847 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3848 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3849 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3850 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3851 *{ashr,lshr}<mode>3_cmp_zext.
3852 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3854 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3856 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3858 (*lshr<mode>3_cconly): Ditto.
3860 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3862 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3863 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3864 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3865 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3867 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3868 from corresponding peephole2 patterns.
3869 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3870 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3871 and *lshrdi3_1_rex64 using SWI mode iterator.
3872 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3873 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3874 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3875 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3876 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3877 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3878 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3879 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3880 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3883 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3885 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3886 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3887 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3888 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3890 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3891 from corresponding peephole2 patterns.
3892 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3893 (ashrsi3_cvt): Rename from ashrsi3_31.
3894 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3895 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3896 and x86_64_shift_adj_3 using SWI48 mode iterator.
3897 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3898 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3899 and *ashrdi3_1_rex64 using SWI mode iterator.
3900 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3901 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3902 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3903 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3904 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3905 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3906 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3907 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3908 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3910 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3911 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3912 x86_shift<mode>_adj_3 expanders.
3914 2010-04-10 Wei Guozhi <carrot@google.com>
3917 * config/arm/arm.c (arm_pic_static_addr): New function.
3918 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3920 (arm_output_addr_const_extra): Output expression for new pattern.
3921 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3923 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3925 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3928 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3929 * web.c: Include "insn-config.h" and "recog.h".
3930 (union_match_dups): New function.
3931 (web_main): Call it.
3932 (union_defs): Don't try to recognize match_dups.
3934 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3935 if doing so would replace the entire pattern.
3937 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3941 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3942 and splitter pattern. Change splitter operand 1 predicate to
3945 2010-04-09 Martin Jambor <mjambor@suse.cz>
3947 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3948 lattices are addresses of CONST_DECLs with the same initial value.
3949 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3950 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3952 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3953 Bernd Schmidt <bernds@codesourcery.com>
3955 * loop-invariant.c (replace_uses): New static function.
3956 (move_invariant_reg): Use it to ensure we can replace the uses.
3958 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3960 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3962 (picochip_override_options): Enable section anchors only above -O1.
3963 (picochip_reorg): Fixed a couple of build warnings.
3965 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3967 * configure.ac (plugin -rdynamic test): Log result.
3968 * configure: Regenerate.
3969 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3970 (RDYNAMIC_SPEC): Define.
3971 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3973 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3975 * configure.ac: Determine Sun ld version numbers.
3976 (comdat_group): Restrict GNU ld version checks to gld.
3977 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3978 (enable_comdat): Support --enable-comdat.
3979 * configure: Regenerate.
3980 * doc/install.texi (Configuration): Document --enable-comdat.
3982 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3984 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3985 * config/sol2-gld.h: ... here.
3986 * config.gcc (sparc*-*-solaris2*): Reflect this.
3987 (i[34567]86-*-solaris2*): Use it.
3989 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3991 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3993 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3995 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3998 * diagnostic.c (diagnostic_initialize): Initialize
3999 some_warnings_are_errors.
4000 (diagnostic_finish): New.
4001 (diagnostic_action_after_output): Call it before exiting.
4002 (diagnostic_report_diagnostic): Do not print message here. Set
4003 some_warnings_are_errors.
4004 * diagnostic.h (diagnostic_context): Delete
4005 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4006 (diagnostic_finish): Declare.
4007 * toplev.c (toplev_main): Call it before exit.
4009 2010-04-09 Jason Merrill <jason@redhat.com>
4012 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4013 for incomplete type.
4016 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4017 based on a warning flag.
4019 2010-04-09 Richard Guenther <rguenther@suse.de>
4021 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4023 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4026 * varasm.c (default_assemble_visibility): Wrap vars that are
4027 set, but unused, by targets without GAS.
4028 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4029 Remove set, but unused, vars.
4030 (rs6000_legitimize_tls_address): Likewise.
4031 (altivec_expand_dst_builtin): Likewise.
4032 * config/darwin.c (machopic_classify_symbol): Likewise.
4033 (machopic_indirection_name): Likewise.
4035 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4037 * config/i386/i386.md (DWI): New mode iterator.
4038 (S): New mode attribute.
4039 (shift_operand): Ditto.
4040 (shift_immediate_operand): Ditto.
4041 (ashl_input_operand): Ditto.
4042 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4043 using SDWIM mode iterator.
4044 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4045 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4047 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4048 from corresponding peephole2 patterns.
4049 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4050 and x86_64_shift_adj_1 using SWI48 mode iterator.
4051 (x86_shift<mode>_adj_2): Ditto.
4052 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4053 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4054 using SWI48 mode iterator.
4055 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4056 *ashldi3_cmp_rex64 using SWI mode iterator.
4057 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4058 *ashldi3_cconly_rex64 using SWI mode iterator.
4059 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4060 x86_shift<mode>_adj_{1,2}.
4061 (ix86_split_ashr): Ditto.
4062 (ix86_split_lshr): Ditto.
4064 2010-04-09 Richard Guenther <rguenther@suse.de>
4066 * target.h (builtin_conversion): Pass in input and output types.
4067 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4068 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4069 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4070 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4072 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4074 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4076 2010-04-09 Richard Guenther <rguenther@suse.de>
4079 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4081 2010-04-09 Richard Guenther <rguenther@suse.de>
4083 * tree-vectorizer.h (struct _stmt_vec_info): Document
4084 that vectype is the type of the LHS.
4085 (supportable_widening_operation, supportable_narrowing_operation):
4086 Get both input and output vector types as arguments.
4087 (vect_is_simple_use_1): Declare.
4088 (get_same_sized_vectype): Likewise.
4089 * tree-vect-loop.c (vect_determine_vectorization_factor):
4090 Set STMT_VINFO_VECTYPE to the vector type of the def.
4091 (vectorizable_reduction): Adjust.
4092 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4093 Adjust. Specify the output vector type.
4094 (vect_pattern_recog_1): Adjust.
4095 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4096 (vectorizable_call): Adjust.
4097 (vectorizable_conversion): Likewise.
4098 (vectorizable_operation): Likewise.
4099 (vectorizable_type_demotion): Likewise.
4100 (vectorizable_type_promotion): Likewise.
4101 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4103 (vect_is_simple_use_1): New function.
4104 (supportable_widening_operation): Get both input and output
4106 (supportable_narrowing_operation): Likewise.
4107 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4109 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4111 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4112 __thiscall and _thiscall as predefined macros.
4113 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4114 thiscall attribute handling.
4115 (ix86_comp_type_attributes): Likewise.
4116 (ix86_function_regparm): Likewise.
4117 (ix86_return_pops_args): Likewise.
4118 (init_cumulative_args): Likewise.
4119 (find_drap_reg): Likewise.
4120 (ix86_static_chain): Likewise.
4121 (x86_this_parameter): Likewise.
4122 (x86_output_mi_thunk): Likewise.
4123 (ix86_attribute_table): Add description for thiscall attribute.
4124 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4125 * doc/extend.texi: Add documentation for thiscall.
4127 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4130 * c.opt (Wint-to-pointer-cast): Available in C++.
4131 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4133 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4135 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4136 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4137 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4138 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4139 function type instead. Reorder and simplify checks.
4141 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4143 2010-04-08 Jing Yu <jingyu@google.com>
4144 Zdenek Dvorak <ook@ucw.cz>
4146 PR tree-optimization/42720
4147 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4148 loop unswitch conditions here from ...
4149 (tree_unswitch_single_loop): ... here.
4151 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4153 * tree-if-conv.c: Fix comments and simplify logic.
4155 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4157 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4158 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4159 (main_tree_if_conversion): Update call to tree_if_conversion.
4161 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4164 * doc/invoke.texi (-b,-V): Delete.
4165 * doc/tm.texi: Do not mention -b.
4166 * gcc.c (display_help): Delete -b and -V.
4167 (process_command): Delete -b and -V.
4168 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4170 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4171 Wolfgang Gellerich <gellerich@de.ibm.com>
4173 Implement target hook for loop unrolling
4174 * target.h (loop_unroll_adjust): Add a new target hook function.
4175 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4176 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4177 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4178 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4179 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4181 (decide_unroll_stupid): Likewise.
4183 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4186 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4188 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4190 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4191 (Specific, *-*-solaris2*): Likewise.
4192 Don't prefer Sun as over GNU as.
4194 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4196 * config/s390/s390.c (override_options): Adjust the z10 defaults
4197 for max-unroll-times, max-completely-peeled-insns
4198 and max-completely-peel-times.
4200 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4202 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4203 instructions for z10.
4204 (s390_expand_setmem): Likewise.
4205 (s390_expand_cmpmem): Likewise.
4207 2010-04-08 Richard Guenther <rguenther@suse.de>
4209 PR tree-optimization/43679
4210 * tree-ssa-pre.c (eliminate): Only propagate copies.
4212 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4215 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4216 set but not used variable warning.
4218 2010-04-08 Wei Guozhi <carrot@google.com>
4221 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4222 (arm_size_rtx_costs): Call the new function when optimized for size.
4224 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4227 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4228 op0 is not a MEM, just return NULL instead of assertion
4230 (discover_nonconstant_array_refs): Don't walk debug stmts.
4232 2010-04-08 Doug Kwan <dougkwan@google.com>
4234 * configure.ac: Recognize gold and do not use its version number
4235 to test ld features.
4236 * configure: Regenerate.
4238 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4241 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4242 (negate_value): Move code to push elements to broken_up_substracts ...
4243 (eliminate_plus_minus_pair): ... here. Push operands that have no
4244 negative pair to plus_negates.
4245 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4247 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4249 * doc/install.texi (Configuration): Move description of
4250 --enable-lto, --with-libelf*, --enable-gold from Java section to
4253 * doc/generic.texi (Working with declarations)
4254 (Function Properties, C and C++ Trees): Fix typos.
4255 * doc/sourcebuild.texi (Top Level): Likewise.
4257 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4260 * tree.h (DECL_READ_P): Define.
4261 (struct tree_decl_common): Add decl_read_flag.
4262 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4263 a set but not used warning.
4264 (merge_decls): Merge DECL_READ_P flag.
4265 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4266 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4267 * c-common.c (handle_used_attribute, handle_unused_attribute):
4269 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4271 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4273 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4274 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4275 c_parser_binary_expression, c_parser_cast_expression,
4276 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4277 Call default_function_array_read_conversion instead of
4278 default_function_array_conversion where needed.
4279 (c_parser_unary_expression, c_parser_conditional_expression,
4280 c_parser_postfix_expression_after_primary, c_parser_initelt):
4281 Likewise. Call mark_exp_read where needed.
4282 (c_parser_statement_after_labels, c_parser_asm_operands,
4283 c_parser_typeof_specifier, c_parser_sizeof_expression,
4284 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4286 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4288 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4289 (warn_unused_but_set_parameter): Default to warn_unused
4291 * doc/invoke.texi: Document -Wunused-but-set-variable and
4292 -Wunused-but-set-parameter.
4294 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4295 used count variable.
4296 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4297 when operandN variables aren't used in the body of the expander
4299 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4300 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4301 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4302 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4303 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4304 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4305 * tree.c (PROCESS_ARG): Likewise.
4307 2010-04-07 Simon Baldwin <simonb@google.com>
4309 * diagnostic.h (diagnostic_override_option_index): New macro to
4310 set a diagnostic's option_index.
4311 * c-tree.h (c_cpp_error): Add warning reason argument.
4312 * opts.c (_warning_as_error_callback): New.
4313 (register_warning_as_error_callback): Store callback for
4314 warnings enabled via enable_warning_as_error.
4315 (enable_warning_as_error): Call callback, minor code tidy.
4316 * opts.h (register_warning_as_error_callback): Declare.
4317 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4318 response to -Werror=.
4319 (c_common_init_options): Register warning_as_error_callback in opts.c.
4320 * common.opt: Add -Wno-cpp option.
4321 * c-common.c (struct reason_option_codes_t): Map cpp warning
4322 reason codes to gcc option indexes.
4323 * (c_option_controlling_cpp_error): New function, lookup the gcc
4324 option index for a cpp warning reason code.
4325 * (c_cpp_error): Add warning reason argument, call
4326 c_option_controlling_cpp_error for diagnostic_override_option_index.
4327 * doc/invoke.texi: Document -Wno-cpp.
4329 2010-04-07 Richard Guenther <rguenther@suse.de>
4331 * ipa-reference.c (mark_load): Use get_base_address.
4332 (mark_store): Likewise.
4334 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4335 inserting GIMPLE_NOPs into the IL.
4336 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4337 Explicitly strip handled components and indirect references.
4339 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4340 folding address expressions.
4341 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4342 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4343 operand_equal_p to compare decls.
4344 (ptr_deref_may_alias_decl_p): Likewise.
4345 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4346 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4347 Handle reversed comparison ops.
4348 * tree-sra.c (asm_visit_addr): Use get_base_address.
4349 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4350 * ipa-reference.c (mark_address): Use get_base_address.
4352 2010-04-07 Richard Guenther <rguenther@suse.de>
4354 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4355 Propagate constants everywhere.
4357 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4360 * tree.c (MAX_INT_CACHED_PREC): Define.
4361 (nonstandard_integer_type_cache): New array.
4362 (build_nonstandard_integer_type): Cache results for precision
4363 <= MAX_INT_CACHED_PREC.
4365 2010-04-07 Richard Guenther <rguenther@suse.de>
4367 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4368 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4369 * common.opt: Likewise.
4370 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4371 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4372 (nonoverlapping_memrefs_p): Likewise.
4373 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4374 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4375 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4376 OPT_fargument_noalias_global for backward compatibility.
4378 2010-04-07 Richard Guenther <rguenther@suse.de>
4380 PR tree-optimization/43270
4381 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4382 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4383 * tree-ssa-pre.c (phi_translate_1): Adjust.
4384 (fully_constant_expression): Split out vn_reference handling to ...
4385 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4386 Fold reads from constant strings.
4387 (vn_reference_lookup): Handle fully constant references.
4388 (vn_reference_lookup_pieces): Likewise.
4389 * Makefile.in (expmed.o-warn): Add -Wno-error.
4391 2010-04-07 Martin Jambor <mjambor@suse.cz>
4393 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4395 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4398 * gcc.c: Add -static-libstdc++ to list of recognized options.
4400 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4402 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4404 2010-04-07 Richard Guenther <rguenther@suse.de>
4407 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4408 bases build simple mem attributes to retain points-to information.
4410 2010-04-07 Richard Guenther <rguenther@suse.de>
4413 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4414 preserve points-to related information.
4416 2010-04-07 Richard Guenther <rguenther@suse.de>
4419 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4420 discard plain indirect references.
4421 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4422 * tree.c (tree_nop_conversion): Likewise.
4424 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4427 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4429 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4431 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4432 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4434 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4436 * tree-if-conv.c: Fix indentation and comments.
4438 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4440 * tree-if-conv.c: Sort static functions in topological order.
4442 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4444 * tree-if-conv.c: Fix indentation and comments.
4446 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4449 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4450 lang_hooks.types.type_for_size instead of
4451 build_nonstandard_integer_type.
4452 When converting an unsigned type to signed, double its precision.
4453 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4454 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4455 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4458 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4461 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4462 POINTER_PLUS_EXPR for pointer types.
4464 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4467 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4468 * graphite-clast-to-gimple.c: Include langhooks.h.
4469 (max_signed_precision_type): New.
4470 (max_precision_type): Takes two types as arguments.
4471 (precision_for_value): New.
4472 (precision_for_interval): New.
4473 (gcc_type_for_interval): New.
4474 (gcc_type_for_value): New.
4475 (gcc_type_for_clast_term): New.
4476 (gcc_type_for_clast_red): New.
4477 (gcc_type_for_clast_bin): New.
4478 (gcc_type_for_clast_expr): Split up into several functions.
4479 (gcc_type_for_clast_eq): Rewritten.
4480 (compute_bounds_for_level): New.
4481 (compute_type_for_level_1): New.
4482 (compute_type_for_level): New.
4483 (gcc_type_for_cloog_iv): Removed.
4484 (gcc_type_for_iv_of_clast_loop): Rewritten.
4485 (graphite_create_new_loop): Compute the lower and upper bound types
4486 with gcc_type_for_clast_expr.
4487 (graphite_create_new_loop_guard): Same.
4488 (find_cloog_iv_in_expr): Removed.
4489 (compute_cloog_iv_types_1): Removed.
4490 (compute_cloog_iv_types): Removed.
4491 (gloog): Do not call compute_cloog_iv_types.
4492 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4494 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4495 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4496 (GBB_CLOOG_IV_TYPES): Removed.
4498 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4500 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4501 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4502 (detect_commutative_reduction): Same.
4504 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4506 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4507 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4509 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4510 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4511 (rewrite_commutative_reductions_out_of_ssa): Same.
4512 * passes.c (execute_function_todo): Call verify_ssa for every pass
4513 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4514 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4515 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4516 with an extra argument.
4517 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4518 verify_ssa only when the extra argument is true.
4519 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4520 with an extra argument.
4521 (tree_transform_and_unroll_loop): Same.
4523 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4525 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4526 for all the passes of the LNO having LOOP_CLOSED_SSA.
4527 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4528 * tree-loop-distribution.c (pass_loop_distribution): Same.
4529 * tree-pass.h (TODO_verify_loops): Removed.
4530 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4532 (pass_tree_unswitch): Same.
4533 (pass_predcom): Same.
4534 (pass_vectorize): Same.
4535 (pass_linear_transform): Same.
4536 (pass_graphite_transforms): Same.
4537 (pass_iv_canon): Same.
4538 (pass_complete_unroll): Same.
4539 (pass_complete_unrolli): Same.
4540 (pass_parallelize_loops): Same.
4541 (pass_loop_prefetch): Same.
4542 (pass_iv_optimize): Same.
4544 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4547 * passes.c (init_optimization_passes): Move pass_lim before
4548 pass_copy_prop and pass_dce_loop.
4550 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4553 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4554 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4555 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4556 MULTI_* defines for 4 argument vpermil2p* builtins.
4558 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4560 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4561 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4562 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4563 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4564 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4565 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4566 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4567 Use x86_maybe_negate_const_int to output insn mnemonic.
4568 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4569 check from instruction predicate. Update comments.
4570 * config/i386/sync.md (sync_add<mode>): Use
4571 x86_maybe_negate_const_int to output insn mnemonic.
4573 2010-04-06 Jan Hubicka <jh@suse.cz>
4575 PR tree-optimization/42906
4576 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4577 IGNORE_SELF argument. Set visited_control_parents for fully
4579 (find_obviously_necessary_stmts): Update call of
4580 mark_control_dependent_edges_necessary.
4581 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4583 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4585 * config/i386/i386.md: Remove comment about 'e' and 'E'
4588 2010-04-06 Richard Guenther <rguenther@suse.de>
4590 PR tree-optimization/43627
4591 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4592 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4595 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4597 * BASE-VER: Change to 4.6.0.
4600 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4603 2010-04-06 Richard Guenther <rguenther@suse.de>
4606 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4608 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4610 * doc/invoke.texi (Optimize Options): Document that LTO
4611 won't remove object access purely due to incompatible
4614 2010-04-04 Matthias Klose <doko@ubuntu.com>
4616 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4617 Initialize variable.
4619 2010-04-03 Richard Guenther <rguenther@suse.de>
4622 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4623 require a non-NULL MEM_OFFSET.
4625 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4627 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4628 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4629 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4630 config/alpha/predicates.md, config/arm/arm.md,
4631 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4632 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4633 config/darwin9.h, config/darwin.c, config/darwin.h,
4634 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4635 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4636 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4637 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4638 config/mips/mips.md, config/mn10300/mn10300.c,
4639 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4640 config/rs6000/aix.h, config/rs6000/dfp.md,
4641 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4642 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4643 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4644 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4645 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4646 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4647 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4648 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4649 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4650 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4651 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4652 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4653 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4654 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4655 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4656 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4657 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4658 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4659 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4660 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4661 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4662 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4663 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4664 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4665 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4666 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4667 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4668 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4669 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4670 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4671 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4672 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4673 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4674 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4675 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4676 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4678 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4681 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4682 * aclocal.m4: Regenerate.
4684 2010-04-02 Richard Guenther <rguenther@suse.de>
4686 PR tree-optimization/43629
4687 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4688 if we have seen a constant value.
4690 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4692 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4694 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4697 * arm.c (legitimize_tls_address): Adjust call to
4698 gen_tls_load_dot_plus_four.
4699 (arm_note_pic_base): New function.
4700 (arm_cannot_copy_insn_p): Use it.
4701 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4704 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4709 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4711 * Makefile.in ($(out_object_file)): Depend on
4712 gt-$(basename $(notdir $(out_file))).h.
4714 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4716 * config.gcc (lm32-*-rtems*): Add t-lm32.
4718 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4720 * config.gcc: Add lm32-*-rtems*.
4721 * config/lm32/rtems.h: New file.
4723 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4726 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4728 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4730 * dwarf2out.c (output_compilation_unit_header): For
4731 -gdwarf-4 use version 4 instead of version 3.
4732 (output_line_info): For version 4 and above emit additional
4733 maximum ops per insn header field.
4734 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4736 * dwarf2out.c (is_c_family, is_java): Remove.
4737 (lower_bound_default): New function.
4738 (add_bound_info, gen_descr_array_type_die): Use it.
4740 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4743 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4744 re-declaration when it happens in a function.
4746 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4748 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4749 (cgraph_remove_function_insertion_hook): Same.
4750 (cgraph_call_function_insertion_hooks): Same.
4752 2010-04-01 Richard Guenther <rguenther@suse.de>
4755 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4756 and TREE_THIS_VOLATILE.
4757 (copy_ref_info): Likewise.
4758 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4759 * tree.c (build6_stat): Ignore side-effects of all but arg5
4760 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4763 2010-04-01 Richard Guenther <rguenther@suse.de>
4765 PR tree-optimization/43607
4766 * ipa-type-escape.c (check_call): Do not access non-existing
4769 2010-04-01 Richard Guenther <rguenther@suse.de>
4773 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4774 Jack Howarth <howarth@bromo.med.uc.edu>
4776 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4779 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4781 * doc/install.texi (Prerequisites): Document libelf usability on
4782 IRIX 5/6 and Solaris 2.
4783 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4784 Update GNU as, GNU ld requirements.
4785 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4786 Document Sun Studio compiler download.
4787 Update and simplify as, ld recommendations.
4788 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4790 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4792 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4793 with_tune_32 to pentium4.
4795 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4797 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4799 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4801 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4802 obsoletion, removal.
4804 Document GNU as requirement.
4805 Update configure requirements.
4806 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4807 Recomment IRIX 6.5.18+.
4808 Document IDF/IDL requirement.
4809 Document GNU as requirement.
4810 Document GNU ld bootstrap failure.
4811 Remove freeware.sgi.com reference.
4813 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4815 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4816 UNIX V4.0, V5.0 obsoletion, removal.
4817 Remove --with-gc=simple reference.
4818 Update VM requirements during bootstrap.
4819 Remove -oldas bootstrap description.
4820 Update binutils reference.
4821 Remove comparison failure note.
4823 2010-03-31 Richard Guenther <rguenther@suse.de>
4824 Zdenek Dvorak <ook@ucw.cz>
4825 Sebastian Pop <sebastian.pop@amd.com>
4828 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4829 with multiple arguments.
4830 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4832 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4834 * graphite-dependences.c (print_pddr): Call print_pdr with an
4836 * graphite-poly.c (debug_pdr): Add an extra argument for the
4839 (print_pbb_domain): Same.
4841 (print_scop_context): Same.
4843 (print_cloog): Same.
4844 (debug_pbb_domain): Same.
4848 (debug_scop_context): Same.
4850 (debug_cloog): Same.
4851 (print_scop_params): Same.
4852 (debug_scop_params): Same.
4853 (print_iteration_domain): Same.
4854 (print_iteration_domains): Same.
4855 (debug_iteration_domain): Same.
4856 (debug_iteration_domains): Same.
4857 (print_scattering_function): Same.
4858 (print_scattering_functions): Same.
4859 (debug_scattering_function): Same.
4860 (debug_scattering_functions): Same.
4861 * graphite-poly.h (debug_pdr): Update declaration.
4863 (print_pbb_domain): Same.
4865 (print_scop_context): Same.
4867 (print_cloog): Same.
4868 (debug_pbb_domain): Same.
4872 (debug_scop_context): Same.
4874 (debug_cloog): Same.
4875 (print_scop_params): Same.
4876 (debug_scop_params): Same.
4877 (print_iteration_domain): Same.
4878 (print_iteration_domains): Same.
4879 (debug_iteration_domain): Same.
4880 (debug_iteration_domains): Same.
4881 (print_scattering_function): Same.
4882 (print_scattering_functions): Same.
4883 (debug_scattering_function): Same.
4884 (debug_scattering_functions): Same.
4886 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4888 * graphite-poly.c (print_scattering_function_1): New.
4889 (print_scattering_function): Call it.
4890 (print_scop_params): Remove spaces at the end of lines.
4893 * graphite-poly.h (print_cloog): Declared.
4894 (debug_cloog): Declared.
4896 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4898 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4900 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4901 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4902 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4903 to switch between adding the IV bump in loop->latch or in loop->header.
4905 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4907 * graphite-poly.c (print_scattering_function): Pretty print following
4910 (print_pbb_domain): Same.
4911 (dump_gbb_cases): Same.
4912 (dump_gbb_conditions): Same.
4915 (print_scop_params): Same.
4916 (print_scop_context): Same.
4918 (print_pbb_body): New.
4919 (lst_indent_to): New.
4920 (print_lst): Start new lines with a #.
4921 * graphite-poly.h (pbb_bb): New.
4922 (pbb_index): Use pbb_bb.
4923 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4925 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4927 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4929 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4930 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4931 and 0 instead of 1 for dw_val_class_flag.
4932 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4933 dw_val_class_range_list, dw_val_class_loc_list,
4934 dw_val_class_lineptr and dw_val_class_macptr, use
4935 DW_FORM_flag_present for dw_val_class_flag and
4936 DW_FORM_exprloc for dw_val_class_loc.
4937 (output_die): For -gdwarf-4 print dw_val_class_loc
4938 size as uleb128 instead of 1 or 2 bytes and don't print
4939 anything for dw_val_class_flag.
4941 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4942 instead of cselib_lookup following by tweaking locs->setting_insn.
4945 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4946 even before returning from label, setjmp call or volatile asm
4949 2010-03-31 Richard Guenther <rguenther@suse.de>
4952 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4953 temporary data on stack.
4955 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4957 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4958 (PUSHSECTION_ASM_OP): Remove.
4959 (POPSECTION_ASM_OP): Remove.
4960 (PUSHSECTION_FORMAT): Remove.
4961 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4962 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4963 * config/sol2.c (solaris_output_init_fini): Use it.
4965 2010-03-31 Jie Zhang <jie@codesourcery.com>
4968 * opt-functions.awk (var_type_struct): Use signed char type
4969 for simple variables.
4971 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4973 * config/sol2.c: Include output.h.
4974 (solaris_assemble_visibility): New function.
4975 * config/t-sol2 (sol2.o): Add output.h dependency.
4976 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4977 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4980 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4983 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4984 V2SImode or XFmode on PRE_DEC.
4987 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4990 2010-03-31 Jie Zhang <jie@codesourcery.com>
4993 * reload.h (caller_save_initialized_p): Declare.
4994 * toplev.c (backend_init_target): Don't call
4995 init_caller_save but set caller_save_initialized_p to false.
4996 * caller-save.c (caller_save_initialized_p): Define.
4997 (init_caller_save): Check caller_save_initialized_p.
4998 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5000 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5003 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5004 and soft-fp/t-softfp to tmake_file.
5005 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5006 (LIBGCC2_TF_CEXT): Define.
5009 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5012 * cselib.c (n_useless_values): Document handling of debug locs.
5013 (n_useless_debug_values, n_debug_values): New variables.
5014 (new_elt_loc_list): Don't add to debug values, keep count.
5015 (promote_debug_loc): New.
5016 (cselib_reset_table): Zero new variables.
5017 (entry_and_rtx_equal_p): Promote debug locs.
5018 (discard_useless_locs): Increment n_useless_debug_values for
5020 (remove_useless_values): Adjust n_useless_values and n_debug_values
5021 with n_useless_debug_values.
5022 (add_mem_for_addr): Promote debug locs.
5023 (cselib_lookup_mem): Likewise.
5024 (cselib_lookup_addr): Renamed to...
5025 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5026 (cselib_log_lookup): ... this. Turn into...
5027 (cselib_lookup_addr): ... new wrapper.
5028 (cselib_lookup_from_insn): New.
5029 (cselib_invalidate_regno): Increment n_useless_debug_values for
5031 (cselib_invalidate_mem): Likewise.
5032 (cselib_process_insn): Take n_deleted and n_debug_values into
5033 account to guard remove_useless_value call.
5034 (cselib_finish): Zero n_useless_debug_values.
5035 * cselib.h (cselib_lookup_from_insn): Declare.
5036 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5037 (sched_analyze_2): Likewise.
5039 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5041 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5043 (adjust_mems): Replace narrowing SUBREG of expression containing
5044 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5045 with operations in the narrower mode.
5048 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5049 regs_invalidated_by_call instead all call_used_reg_set registers.
5051 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5054 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5055 pointer comparisons with types_compatible_p.
5056 * tree-vect-stmts.c (vectorizable_call): Same.
5057 (vectorizable_condition): Same.
5059 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5061 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5062 stack check if the mask would be zero.
5064 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5065 Jack Howarth <howarth@bromo.med.uc.edu>
5067 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5070 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5073 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5075 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5076 Include ___unordxf2 and ___unordtf2.
5077 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5080 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5082 * config/lm32/t-lm32: New file.
5083 * config.gcc: Use the above file when targetting lm32.
5085 2010-03-28 Duncan Sands <baldrick@free.fr>
5087 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5089 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5092 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5093 Improve vectorization cost model diagnostic.
5095 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5098 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5099 compute_data_dependences_for_loop returns false, early exit
5100 and output an extra diagnostic for the failed data reference
5103 2010-03-29 Richard Guenther <rguenther@suse.de>
5105 PR tree-optimization/43560
5106 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5107 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5109 2010-03-29 Jie Zhang <jie@codesourcery.com>
5112 * toplev.c (process_options): Set optimization_default_node
5113 and optimization_current_node.
5114 * opts.c (decode_options): Don't set optimization_default_node
5115 and optimization_current_node.
5117 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5119 * config/rtems.h: Abandon -qrtems_debug.
5121 2010-03-28 Jan Hubicka <jh@suse.cz>
5123 PR tree-optimization/43505
5124 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5125 map should not be copied.
5127 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5130 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5131 cdtors, set DECL_PRESERVE_P.
5132 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5135 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5137 PR tree-optimization/43528
5138 * stor-layout.c (place_field): Check that constant fits into
5139 unsigned HWI when skipping calculation of MS bitfield layout.
5141 2010-03-27 Jan Hubicka <jh@suse.cz>
5144 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5145 notice_global_symbol work.
5147 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5149 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5150 instead of dwarf2out_decl.
5151 (struct var_loc_node): Remove section_label field.
5152 (dwarf2out_function_decl): New function.
5153 (dwarf2out_var_location): Don't set section_label field.
5154 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5156 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5158 PR tree-optimization/43544
5159 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5160 First argument for builtin vectorized function hook is now a
5161 tree to be able to distinguish between machine specific and
5163 * targhooks.c (default_builtin_vectorized_function): Ditto.
5164 * targhooks.h (default_builtin_vectorized_function): Ditto.
5165 * target.h (struct gcc_target): Ditto.
5166 * tree-vect-stmts.c (vectorizable_function): Ditto.
5167 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5168 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5171 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5174 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5175 nested binding iff it is a FUNCTION_DECL.
5176 (store_parm_decls_newstyle): Pass nested=true to bind for
5177 FUNCTION_DECLs amongst parameters.
5179 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5181 * var-tracking.c (vt_expand_loc_callback): Don't run
5182 cselib_expand_value_rtx_cb in dummy mode if
5183 cselib_dummy_expand_value_rtx_cb returned false.
5185 * var-tracking.c (emit_note_insn_var_location): For one part
5186 notes with offset 0, don't add EXPR_LIST around the location.
5187 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5188 add_location_or_const_value_attribute): Adjust for that change.
5191 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5192 into first operand and location into second.
5193 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5194 dw_cfi_oprnd_loc for DW_CFA_expression.
5195 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5196 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5197 assume first argument is regnum and second argument is location.
5199 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5202 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5203 of scratch register to DImode. Split to DImode comparison operator.
5204 Use SImode subreg of scratch register in the multiplication.
5205 (*cmp_sadd_sidi): Ditto.
5206 (*cmp_ssub_si): Ditto.
5207 (*cmp_ssub_sidi): Ditto.
5209 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5212 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5213 Remove invalid assert and wrong comment.
5215 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5218 * flags.h (final_insns_dump_p): New extern.
5219 * final.c (final_insns_dump_p): New variable.
5220 (rest_of_clean_state): Set it before -fdump-final-insns=
5221 dumping, clear afterwards.
5222 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5223 MEM_ALIAS_SET on MEMs.
5225 2010-03-26 David S. Miller <davem@davemloft.net>
5227 * configure.ac: Fix sparc GOTDATA_OP bug check.
5228 * configure: Rebuild.
5230 2010-03-26 Alan Modra <amodra@gmail.com>
5232 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5234 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5236 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5237 TLS_SECTION_ASM_FLAG.
5239 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5242 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5243 Clear first_function_block_is_cold.
5246 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5247 argument if the argument is truth_value_p.
5249 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5251 * config/rs6000/constraints.md: Update copyright year for my changes.
5254 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5255 used in reg+reg addressing, swap registers.
5257 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5260 * target.h (struct gcc_target): Add code_end hook.
5261 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5263 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5264 * toplev.c (compile_file): Call targetm.asm_out.code_end
5265 hook before unwind info/debug info output.
5266 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5267 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5268 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5269 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5270 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5271 * config/i386/i386.c (ix86_file_end): Renamed to...
5272 (ix86_code_end): ... this. Make static. Don't call
5273 file_end_indicate_exec_stack. Emit unwind info using
5274 final_start_function/final_end_function.
5275 (darwin_x86_file_end): Remove.
5276 (TARGET_ASM_CODE_END): Define.
5277 * config/i386/i386.h (TARGET_ASM_FILE_END,
5278 NEED_INDICATE_EXEC_STACK): Don't define.
5279 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5280 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5281 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5282 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5285 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5286 at the beginning and final_end_function at the end.
5287 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5289 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5291 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5292 and Sun as TLS syntax.
5293 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5294 * configure: Regenerate.
5295 * config.in: Regenerate.
5296 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5297 (default_elf_asm_named_section): Use it.
5298 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5299 (i386_output_dwarf_dtprel): Likewise.
5300 (output_addr_const_extra): Likewise.
5301 (output_pic_addr_const): Lowercase @GOTTPOFF.
5302 (output_addr_const_extra): Likewise.
5303 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5304 (output_addr_const_extra): Likewise.
5305 (output_pic_addr_const): Lowercase @INDNTPOFF.
5306 (output_addr_const_extra): Likewise.
5307 (output_pic_addr_const): Lowercase @NTPOFF.
5308 (output_addr_const_extra): Likewise.
5309 (output_pic_addr_const): Lowercase @TPOFF.
5310 (output_addr_const_extra): Likewise.
5311 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5312 (*tls_global_dynamic_64): Likewise.
5313 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5314 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5316 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5317 (ASM_OUTPUT_TLS_COMMON): Use it.
5318 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5321 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5322 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5323 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5324 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5325 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5326 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5328 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5330 * config/i386/i386.c (override_options): Don't accept
5331 -mtls-dialect=sun any longer.
5332 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5333 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5334 (*tls_local_dynamic_base_32_sun): Likewise.
5335 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5337 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5340 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5341 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5344 * ira.c (adjust_cleared_regs): New function.
5345 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5349 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5351 * expr.c (expand_expr_real): Restore previous
5352 curr_insn_source_location and curr_insn_block after
5353 expand_expr_real_1 call.
5354 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5355 instead of expand_expr_real_1.
5357 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5359 PR rtl-optimization/43413
5360 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5363 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5366 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5367 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5369 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5371 * config/i386/i386.c (ix86_target_string): Add -mfma.
5372 Fix a typo in comment.
5374 2010-03-22 Mike Stump <mikestump@comcast.net>
5377 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5378 Don't overly align based upon packed packed fields.
5380 2010-03-22 Jason Merrill <jason@redhat.com>
5382 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5383 Use () rather than [], and move before the element type.
5385 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5387 * doc/configfiles.texi (Configuration Files): Removed
5388 fixinc/Makefile*, intl/Makefile.*.
5389 * doc/makefile.texi: Fixed markup. Abstract from version
5390 control system used.
5391 (Makefile): Removed obsolete gcc/java/parse.y example.
5392 * doc/sourcebuild.texi: Likewise.
5393 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5394 libgomp, libssp. Removed fastjar.
5395 (Miscellaneous Docs): Clarify location.
5396 Added COPYING3, COPYING3.LIB.
5397 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5399 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5402 * config/i386/i386.c (x86_function_profiler)
5403 [!NO_PROFILE_COUNTERS]: Fix typo.
5404 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5407 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5408 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5410 * doc/sourcebuild.texi (Test Directives): Split into six
5411 subsections, with most of the current text in new subsections
5412 Directives, Selectors, and Final Actions.
5413 (Directives): Split list of test directives into multiple
5415 (Selectors): Describe use and syntax of selectors.
5416 (Effective-Target Keywords): Describe all existing keywords.
5417 (Add Options): Describe features for dg-add-options.
5418 (Require Support): Describe variants of dg-require-support.
5419 (Final Actions): Describe commands to use in dg-final.
5421 2010-03-22 Michael Matz <matz@suse.de>
5424 * recog.c (validate_replace_rtx_group): Replace also in
5425 REG_EQUAL and REG_EQUIV notes.
5427 2010-03-22 Richard Guenther <rguenther@suse.de>
5429 PR tree-optimization/43390
5430 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5431 sure vector extracts are type correct.
5433 2010-03-22 Richard Guenther <rguenther@suse.de>
5436 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5437 x * sqrt (x) even when optimizing for size if the target
5438 has native support for sqrt.
5440 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5442 * varasm.c (make_decl_rtl_for_debug): Also clear
5443 flag_mudflap for the duration of make_decl_rtl call.
5446 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5447 locs from preserved VALUEs.
5449 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5452 * pa.md (movmemsi): Set align to one if zero.
5453 (movmemdi): Likewise.
5455 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5458 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5459 with their corresponding prologue pushes.
5461 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5464 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5465 at the begining or end.
5466 (spu_expand_epilogue): Likewise.
5468 2010-03-20 Richard Guenther <rguenther@suse.de>
5470 PR rtl-optimization/43438
5471 * combine.c (make_extraction): Properly zero-/sign-extend an
5472 extraction of the low part of a CONST_INT. Also handle
5475 2010-03-19 Mike Stump <mikestump@comcast.net>
5477 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5478 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5479 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5481 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5484 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5487 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5489 PR rtl-optimization/42258
5490 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5491 use that may match DEF.
5494 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5495 the cost of loading the constant rather than assuming
5497 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5498 outer code is AND, do the same tests as the andsi3 expander and
5499 return COSTS_N_INSNS (1) if and is cheap.
5501 * optabs.c (avoid_expensive_constant): Fix formatting.
5503 2010-03-19 Michael Matz <matz@suse.de>
5506 * attribs.c (decl_attributes): When rebuilding a function pointer
5507 type use the same qualifiers as the original pointer type.
5509 2010-03-19 Martin Jambor <mjambor@suse.cz>
5511 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5512 and is_gimple_ip_invariant_address.
5514 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5517 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5519 * config/arm/arm.c (arm_override_options): Turn off
5520 flag_dwarf2_cfi_asm for AAPCS variants.
5522 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5525 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5526 Use PRE_MODIFY instead of PRE_DEC.
5527 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5528 (vfp_emit_fstmd): Likewise.
5530 2010-03-19 Michael Matz <matz@suse.de>
5533 * builtins.c (expand_builtin_interclass_mathfn,
5534 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5537 2010-03-19 Richard Guenther <rguenther@suse.de>
5539 PR tree-optimization/43415
5540 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5541 (phi_translate_1): ... this.
5542 (phi_translate): Move all caching here. Cache all NARY
5543 and REFERENCE translations.
5545 2010-03-19 David S. Miller <davem@davemloft.net>
5547 With help from Eric Botcazou.
5548 * config/sparc/sparc.c: Include dwarf2out.h.
5549 (emit_pic_helper): Delete.
5550 (pic_helper_symbol_name): Delete.
5551 (pic_helper_emitted_p): Delete.
5552 (pic_helper_needed): New.
5553 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5554 (get_pc_thunk_name): New.
5555 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5556 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5557 Set pic_helper_needed to true. Don't call emit_pic_helper.
5558 (sparc_expand_prologue): Update load_pic_register call.
5559 (sparc_output_mi_thunk): Likewise.
5560 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5561 thunk if possible. Output CFI information as needed.
5563 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5564 Jack Howarth <howarth@bromo.med.uc.edu>
5567 * config/i386/i386.h: Fix ABI on darwin x86-32.
5569 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5571 * tree.h: Declare make_decl_rtl_for_debug.
5572 * varasm.c (make_decl_rtl_for_debug): New.
5573 * dwarf2out.c (rtl_for_decl_location): Call it.
5574 * cfgexpand.c (expand_debug_expr): Call it.
5576 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5579 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5583 * var-tracking.c (vt_init_cfa_base): Do nothing if
5584 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5586 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5589 * var-tracking.c (canonicalize_vars_star): New.
5590 (dataflow_post_merge_adjust): Use it.
5592 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5595 * var-tracking.c (non_suitable_const): New function.
5596 (add_uses): For DEBUG_INSNs with constants, don't record any
5597 value, instead just the constant value itself.
5598 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5599 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5600 (emit_notes_in_bb): Likewise.
5601 (emit_note_insn_var_location): For onepart variables if
5602 cur_loc is a VOIDmode constant, use DECL_MODE.
5604 2010-03-18 Martin Jambor <mjambor@suse.cz>
5607 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5608 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5609 all non-clones. Moved call redirection...
5610 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5611 (cgraph_materialize_all_clones): Dispose of all
5612 combined_args_to_skip bitmaps.
5613 (verify_cgraph_node): Do not check for edges pointing to wrong
5614 nodes in inline clones.
5615 * tree-inline.c (copy_bb): Call
5616 cgraph_redirect_edge_call_stmt_to_callee.
5617 * ipa.c (cgraph_remove_unreachable_nodes): Call
5618 cgraph_node_remove_callees even when there are used clones.
5620 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5622 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5624 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5627 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5630 2010-03-18 Michael Matz <matz@suse.de>
5633 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5634 into sqrt(x) if we need to preserve signed zeros.
5636 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5637 Eric Botcazou <ebotcazou@adacore.com>
5639 PR rtl-optimization/43360
5640 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5641 note if we don't know its invariant status.
5643 2010-03-18 Michael Matz <matz@suse.de>
5645 PR tree-optimization/43402
5646 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5647 PHI chains of ssa names registered for update.
5649 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5652 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5653 non-offsettable and pre_modify update addressing.
5654 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5655 and "2" alternatives "#".
5656 (*movdd_softfloat32): Make all alternatives "#";
5657 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5658 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5659 (*movdf_softfloat32): Make all alternatives "#";
5660 (movdi): Use the new DIFD mode iterator to create a common splitter
5661 for movdi, movdf and movdd patterns.
5663 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5665 * common.opt (dumpdir): Remove redundant tab.
5667 2010-03-17 Martin Jambor <mjambor@suse.cz>
5669 PR tree-optimization/43347
5670 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5671 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5673 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5675 PR rtl-optimization/42216
5676 * regrename.c (create_new_chain): New function, broken out from...
5677 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5678 appending a use to an empty chain.
5679 (build_def_use): Remove previous changes that convert OP_INOUT to
5680 OP_OUT operands; instead detect the case where an OP_INOUT operand
5681 uses a previously untracked register and create an empty chain for it.
5683 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5685 * doc/extend.texi (Function Attributes): Rewrite unfinished
5686 sentence in ms_abi documentation.
5688 2010-03-17 Alan Modra <amodra@gmail.com>
5690 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5691 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5692 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5693 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5695 2010-03-16 Richard Henderson <rth@redhat.com>
5698 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5699 (lower_try_finally): Save and restore eh_seq around the expansion
5702 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5704 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5705 statements before splitting block.
5707 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5709 * doc/sourcebuild.texi (Testsuites): Fix markup.
5710 Use pathnames relative to gcc/testsuite.
5711 (Test Directives): Move description of how timeout is determined.
5712 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5713 (C Tests): Correct gcc.misc-tests directory.
5714 Framework tests now live in gcc.test-framework.
5716 2010-03-16 Richard Guenther <rguenther@suse.de>
5719 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5720 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5722 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5723 Alexandre Oliva <aoliva@redhat.com>
5725 PR tree-optimization/42917
5726 * lambda-code.c (remove_iv): Skip debug statements.
5727 (lambda_loopnest_to_gcc_loopnest): Likewise.
5728 (not_interesting_stmt): Debug statements are not interesting.
5730 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5734 * cselib.c (cselib_preserve_constants,
5735 cfa_base_preserved_val): New static variables.
5736 (preserve_only_constants): New function.
5737 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5738 clear its REG_VALUES. If cselib_preserve_constants, don't
5739 empty the whole hash table, but preserve there VALUEs with constants,
5740 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5741 (cselib_preserve_cfa_base_value): New function.
5742 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5743 (cselib_init): Change argument to int bitfield. Set
5744 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5746 (cselib_finish): Clear cselib_preserve_constants and
5747 cfa_base_preserved_val.
5748 * cselib.h (enum cselib_record_what): New enum.
5749 (cselib_init): Change argument to int.
5750 (cselib_preserve_cfa_base_value): New prototype.
5751 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5752 * dse.c (dse_step1): Likewise.
5753 * cfgcleanup.c (thread_jump): Likewise.
5754 * sched-deps.c (sched_analyze): Likewise.
5755 * gcse.c (local_cprop_pass): Likewise.
5756 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5757 If FN is non-NULL, call the callback always and whenever it returns
5758 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5759 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5760 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5761 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5762 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5763 * var-tracking.c: Include recog.h.
5764 (bb_stack_adjust_offset): Remove.
5765 (vt_stack_adjustments): Don't call it, instead just gather the
5766 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5767 (adjust_stack_reference): Remove.
5768 (compute_cfa_pointer): New function.
5769 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5770 (struct adjust_mem_data): New type.
5771 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5773 (get_address_mode): New function.
5774 (replace_expr_with_values): Use it.
5775 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5776 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5777 (adjust_sets): Remove.
5778 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5779 Use get_address_mode.
5780 (get_adjusted_src): Remove.
5781 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5782 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5783 (add_with_sets): Don't call adjust_sets.
5784 (fp_setter, vt_init_cfa_base): New functions.
5785 (vt_initialize): Change return type to bool. Move most of pool etc.
5786 initialization to the beginning of the function from end. Pass
5787 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5788 If !frame_pointer_needed, call vt_stack_adjustment before mos
5789 vector is filled, call vt_init_cfa_base if argp/framep has been
5790 eliminated to sp. If frame_pointer_needed and argp/framep has
5791 been eliminated to hard frame pointer, set
5792 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5793 encountering fp setter in the prologue. For MO_ADJUST, call
5794 log_op_type before pusing the op into mos vector, not afterwards.
5795 Call adjust_insn before cselib_process_insn/add_with_sets,
5796 call cancel_changes (0) afterwards.
5797 (variable_tracking_main_1): Adjust for vt_initialize calling
5798 vt_stack_adjustments and returning whether it succeeded or not.
5800 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5802 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5805 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5807 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5809 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5810 drap_reg has not been set.
5812 2010-03-15 Michael Matz <matz@suse.de>
5815 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5816 use it to expand block copies.
5817 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5818 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5819 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5821 2010-03-15 Richard Guenther <rguenther@suse.de>
5823 PR tree-optimization/43367
5824 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5827 2010-03-15 Richard Guenther <rguenther@suse.de>
5829 PR tree-optimization/43317
5830 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5832 2010-03-15 Martin Jambor <mjambor@suse.cz>
5834 PR tree-optimization/43141
5835 * tree-sra.c (create_abstract_origin): New function.
5836 (modify_function): Call create_abstract_origin.
5838 2010-03-15 Chris Demetriou <cgd@google.com>
5840 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5843 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5846 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5847 call insert_out_of_ssa_copy for default definitions.
5849 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5851 * graphite-clast-to-gimple.c (my_long_long): Defined.
5852 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5853 * graphite-sese-to-poly.c (my_long_long): Defined.
5854 (scop_ivs_can_be_represented): Use it.
5856 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5858 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5859 graphite-max-bbs-per-function, and loop-block-tile-size.
5860 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5862 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5864 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5866 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5867 forward declaration.
5868 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5869 (add_upper_bounds_from_estimated_nit): New.
5870 (build_loop_iteration_domains): Use it.
5872 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5874 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5876 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5879 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5880 should be an INTEGER_CST. Also handle CASE_CONVERT.
5882 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5884 * graphite.c (graphite_initialize): To bound the number of bbs per
5885 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5886 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5887 * doc/invoke.texi: Document it.
5889 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5891 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5892 * graphite-sese-to-poly.h (build_poly_scop): Same.
5894 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5896 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5897 the number of parameters in the scop. Use as an upper bound
5898 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5899 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5900 * doc/invoke.texi: Document it.
5902 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5904 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5905 * doc/c-tree.texi: Remove.
5906 * doc/generic.texi: Merge c-tree.texi here.
5907 * doc/gccint.texi (Trees): Remove menu entry.
5908 (c-tree.texi): Remove @include.
5909 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5910 * doc/languages.texi (Reading RTL): Ditto.
5912 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5915 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5917 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5920 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5921 code added to work around reload clobbering CONST insns.
5923 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5925 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5926 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5927 (cselib_preserve_only_values): Remove retain argument, don't
5928 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5929 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5930 * var-tracking.c (micro_operation): Move insn field before union.
5931 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5932 (struct variable_tracking_info_def): Remove n_mos field, change
5933 mos into a vector of micro_operations.
5934 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5935 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5936 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5937 changing into a vector.
5938 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5939 come before all other uops generated by add_stores.
5940 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5942 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5943 a vector. Run just one pass over the bbs instead of separate counting
5944 and computation phase.
5945 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5948 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5949 into *nonlocalized_list vector.
5950 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5951 even if origin is non-NULL.
5952 (gen_variable_die): Likewise.
5953 (process_scope_var): Don't change origin.
5954 (gen_decl_die): Likewise.
5955 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5956 before adding new edges instead of after it, fix moving over
5959 2010-03-11 David S. Miller <davem@davemloft.net>
5961 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5963 * configure: Rebuild.
5965 2010-03-11 Martin Jambor <mjambor@suse.cz>
5967 PR tree-optimization/43257
5968 * tree.c (assign_assembler_name_if_neeeded): New function.
5969 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5971 * tree.h (assign_assembler_name_if_neeeded): Declare.
5972 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5973 the function if needed.
5975 2010-03-11 Chris Demetriou <cgd@google.com>
5977 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5978 include/stdint-gcc.h, and include/stdint.h world-readable.
5980 2010-03-11 Richard Guenther <rguenther@suse.de>
5982 PR tree-optimization/43255
5983 * tree-vrp.c (process_assert_insertions_for): Do not insert
5984 asserts for trivial conditions.
5986 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5988 PR tree-optimization/43280
5989 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5990 generation. Move calculation of size out of the if branch.
5991 (find_bswap): Modify compare number generation.
5993 2010-03-11 Richard Guenther <rguenther@suse.de>
5996 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5997 (input_gimple_stmt): Fixup handled component types during
5998 operand read. Also fix up decls in ADDR_EXPRs.
6000 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6002 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6003 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6005 2010-03-10 Jan Hubicka <jh@suse.cz>
6008 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6009 * varasm.c (get_variable_section): Don't do that here...
6010 (make_decl_rtl): ... and here.
6011 (do_assemble_alias): Produce decl RTL.
6012 (assemble_alias): Likewise.
6014 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6017 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6018 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6020 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6021 (based_loc_descr): Only express drap or vdrap regno based expressions
6022 using DW_OP_fbreg when not optimizing.
6023 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6024 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6025 REG_CFA_SET_VDRAP note.
6027 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6029 PR tree-optimization/43236
6030 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6031 error in calculation of base address in reverse iteration case.
6032 (generate_builtin): Take number of latch executions if the statement
6035 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6038 * tree-eh.c: Include pointer-set.h.
6039 (lower_eh_dispatch): Filter out duplicate case labels and
6040 remove the unneeded edge when the label is unused. Return
6041 true when some edges are removed.
6042 (execute_lower_eh_dispatch): When any lowering resulted in
6043 removing an edge, also delete unreachable blocks.
6045 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6048 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6049 UNSPEC_MACHOPIC_OFFSET.
6051 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6054 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6055 (m68k_delegitimize_address): New function.
6057 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6060 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6063 * var-tracking.c (adjust_sets): New function.
6064 (count_with_sets, add_with_sets): Use it.
6065 (get_adjusted_src): New inline function.
6066 (add_stores): Use it.
6069 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6070 call cselib_dummy_expand_value_rtx_cb instead of
6071 cselib_expand_value_rtx_cb.
6074 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6075 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6076 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6077 and .cfi_endproc around the pic thunks.
6078 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6079 all queued unwind info register saves are saved before the call.
6080 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6081 considered as sp-=4 for unwind info and the pop as sp+=4 which
6082 also clobbers dest, but doesn't actually restore it.
6085 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6086 RTX_FRAME_RELATED_P.
6088 2010-03-09 Jie Zhang <jie@codesourcery.com>
6090 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6091 whitespaces in output template.
6093 2010-03-09 Jie Zhang <jie@codesourcery.com>
6095 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6098 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6100 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6101 builtins.exp in a separate job.
6103 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6105 * graphite-sese-to-poly.c (add_param_constraints): Use
6106 lower_bound_in_type and upper_bound_in_type.
6108 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6110 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6111 instead of unsigned_type_node.
6113 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6114 Reza Yazdani <reza.yazdani@amd.com>
6117 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6118 on pointer type parameters.
6120 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6124 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6125 handle conversions from pointer to integers.
6126 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6127 induction variable, to be able to work with code generated by CLooG.
6128 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6129 (build_poly_scop): Bail out if we cannot codegen a loop.
6131 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6133 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6134 code generation with gloog_error.
6136 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6138 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6139 Call fold_convert on all the returned values.
6140 (expand_scalar_variables_expr): Pass to
6141 expand_scalar_variables_ssa_name the type of the resulting expression.
6143 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6145 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6146 ppl_min_for_le_pointset.
6147 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6148 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6150 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6152 * graphite-dependences.c (map_into_dep_poly): Removed.
6153 (dependence_polyhedron_1): Use combine_context_id_scat.
6155 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6157 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6158 (struct poly_bb): Same.
6159 (combine_context_id_scat): New.
6161 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6164 * sese.c (name_defined_in_loop_p): Return false for default
6167 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6169 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6170 and clean up the logic.
6172 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6174 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6177 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6179 * var-tracking.c (remove_cselib_value_chains): Define only for
6181 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6182 delete_slot_part, emit_notes_for_differences_1): Don't call
6183 remove_cselib_value_chains here.
6184 (set_slot_part, emit_notes_for_differences_2): Don't call
6185 add_cselib_value_chains here.
6186 (preserved_values): New vector.
6187 (preserve_value): New function.
6188 (add_uses, add_stores, vt_add_function_parameters): Use it
6189 instead of cselib_preserve_value.
6190 (changed_values_stack): New vector.
6191 (check_changed_vars_0): New function.
6192 (check_changed_vars_1, check_changed_vars_2): Use it.
6193 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6194 changed_values_stack VALUEs.
6195 (vt_emit_notes): For all preserved_values call
6196 add_cselib_value_chains. If ENABLE_CHECKING call
6197 remove_cselib_value_chains before verifying value_chains is empty.
6198 Initialize and free changed_values_stack.
6199 (vt_initialize): Initialize preserved_values.
6200 (vt_finalize): Free preserved_values.
6202 2010-03-08 Richard Guenther <rguenther@suse.de>
6204 PR tree-optimization/43269
6205 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6208 2010-03-08 Martin Jambor <mjambor@suse.cz>
6210 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6211 (ipa_is_param_called): Removed.
6212 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6213 (ipa_print_node_params): Do not print the called flag.
6214 (ipa_write_node_info): Do not stream the called flag.
6215 (ipa_read_node_info): Likewise.
6217 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6220 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6221 * cselib.c (struct expand_value_data): Add dummy field.
6222 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6224 (cselib_dummy_expand_value_rtx_cb): New function.
6225 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6227 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6228 * var-tracking.c: Include pointer-set.h.
6229 (variable): Change n_var_parts to char from int. Add
6230 cur_loc_changed and in_changed_variables fields.
6231 (variable_canonicalize): Remove.
6232 (shared_var_p): New inline function.
6233 (unshare_variable): Maintain cur_loc_changed and
6234 in_changed_variables fields. If var was in changed_variables,
6235 replace it there with new_var. Just copy cur_loc instead of
6236 resetting it to something else.
6237 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6238 (dataflow_set_union): Don't call variable_canonicalize.
6239 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6240 of their DEBUG_EXPR_TREE_DECLs.
6241 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6242 and in_changed_variables and cur_loc_changed is false.
6243 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6244 and cur_loc_changed. Don't update cur_loc here.
6245 (variable_merge_over_src): Don't call variable_canonicalize.
6246 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6247 removing loc that is equal to cur_loc, clear cur_loc,
6248 set cur_loc_changed and ensure variable_was_changed is called.
6249 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6250 compare pointers in cur_loc check, if it is equal to loc,
6251 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6252 (variable_different_p): Remove compare_current_location argument,
6253 don't compare cur_loc.
6254 (dataflow_set_different_1): Adjust variable_different_p caller.
6255 (variable_was_changed): If dv had some var in changed_variables
6256 already, reset in_changed_variables flag for it and propagate
6257 cur_loc_changed over to the new variable. On empty var
6258 always set cur_loc_changed. Set in_changed_variables on whatever
6259 var is added to changed_variables.
6260 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6261 Use shared_var_p. When removing loc that is equal to cur_loc,
6262 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6263 end, don't set it to something else, just call variable_was_changed.
6264 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6265 loc being removed, clear cur_loc and set cur_loc_changed.
6266 Set cur_loc_changed if all locations have been removed.
6267 (struct expand_loc_callback_data): New type.
6268 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6269 allocated. Always create SUBREGs if simplify_subreg failed.
6270 Prefer to use cur_loc, when that fails and still in
6271 changed_variables (and seen first time) recompute it. Set
6272 cur_loc_changed of variables which had to change cur_loc and
6273 compute elcd->cur_loc_changed if any of the subexpressions used
6274 had to change cur_loc.
6275 (vt_expand_loc): Adjust to pass arguments in
6276 expand_loc_callback_data structure.
6277 (vt_expand_loc_dummy): New function.
6278 (emitted_notes): New variable.
6279 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6280 that weren't used for any other decl in current
6281 emit_notes_for_changes call call vt_expand_loc_dummy to update
6282 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6283 first loc_chain location if NULL before. Always use just
6284 cur_loc instead of first loc_chain location. When cur_loc_changed
6285 is false, when not --enable-checking=rtl just don't emit any note.
6286 When rtl checking, compute the note and assert it is the same
6287 as previous note. Clear cur_loc_changed and in_changed_variables
6288 at the end before removing from changed_variables.
6289 (check_changed_vars_3): New function.
6290 (emit_notes_for_changes): Traverse changed_vars to call
6291 check_changed_vars_3 on each changed var.
6292 (emit_notes_for_differences_1): Clear cur_loc_changed and
6293 in_changed_variables. Recompute cur_loc of new_var.
6294 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6295 (vt_emit_notes): Initialize and destroy emitted_notes.
6297 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6299 PR rtl-optimization/42220
6300 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6301 Use verify_reg_tracked to determine if we should use OP_OUT rather
6303 (build_def_use): If we see an in-out operand for a register that we
6304 know nothing about, treat is an output if possible, fail the block if
6307 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6310 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6313 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6316 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6317 uses of relevant DEFs that are dead outside the loop too.
6319 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6321 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6323 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6325 * var-tracking.c (values_to_unmark): New variable.
6326 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6327 values_to_unmark vector. Moved body to...
6328 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6329 instead queue it into values_to_unmark vector.
6330 (vt_find_locations): Free values_to_unmark vector.
6332 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6334 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6335 (site.exp): Export them when plugins are enabled.
6337 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6340 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6342 (chrec_fold_multiply): Same.
6344 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6347 * c-decl.c (build_compound_literal): Return early if init is
6350 2010-03-04 Martin Jambor <mjambor@suse.cz>
6352 PR tree-optimization/43164
6353 PR tree-optimization/43191
6354 * tree-sra.c (type_consists_of_records_p): Reject records with
6355 zero-size bit-fields at the end.
6357 2010-03-04 Mike Stump <mikestump@comcast.net>
6359 * Makefile.in (TAGS): Remove *.y.
6361 2010-03-04 Richard Guenther <rguenther@suse.de>
6363 PR tree-optimization/40761
6364 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6366 (my_rev_post_order_compute): New function.
6367 (init_pre): Call it.
6369 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6372 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6373 decrease the cost of an IV candidate when the cost is infinite.
6375 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6377 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6378 Use '3DNow!' for the extension of that name, ensure normal space
6380 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6382 2010-03-03 Jeff Law <law@redhat.com>
6384 * PR middle-end/32693
6385 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6386 than gen_rtx_SUBREG.
6387 (extract_bit_field_1): Likewise.
6389 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6391 * doc/sourcebuild.texi (Test directives): Document that arguments
6392 include-opts and exclude-opts are now optional for dg-skip-if,
6393 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6395 2010-03-03 Jason Merrill <jason@redhat.com>
6398 * cgraph.h (varpool_node): Add extra_name field.
6399 * varpool.c (varpool_extra_name_alias): New.
6400 (varpool_assemble_decl): Emit extra name aliases.
6401 (varpool_mark_needed_node): Look past an extra name alias.
6402 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6403 * lto-streamer-in.c (lto_input_tree): Read it.
6404 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6406 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6408 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6409 (sparc*-*-solaris2*): ...this.
6411 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6414 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6415 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6416 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6417 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6420 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6421 fallthrough to default handling, just with want_address 0 instead of 2.
6422 For single element lists, add_AT_loc directly, otherwise create an
6423 artificial variable DIE and stick location list to it.
6426 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6427 (VAL_EXPR_HAS_REVERSE): Define.
6428 (reverse_op): New function.
6429 (add_stores): For reversible operations add an extra MO_VAL_USE.
6431 2010-03-02 Jason Merrill <jason@redhat.com>
6433 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6435 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6437 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6438 (sparc64-*-linux*): Likewise.
6439 (sparc64-*-solaris2*): Include assembler files before linker ones.
6440 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6441 * config/sparc/gas.h: Delete.
6442 * config/sparc/sol2-64.h: Add copyright notice.
6443 * config/sparc/sol2-gas-bi.h: Likewise.
6444 * config/sparc/sol2-gld.h: Likewise.
6445 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6446 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6447 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6448 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6449 (sparc_elf_asm_named_section): Rename into...
6450 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6452 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6454 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6456 2010-03-02 Jeff Law <law@redhat.com>
6459 * reload1.c (rtx_p, substitute_stack): Declare.
6460 (substitute): Record addresses of changed rtxs.
6461 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6462 Restore the original rtx when complete.
6463 (reload): Free subsitute_stack when complete.
6465 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6467 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6468 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6470 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6471 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6472 Torture Tests): Change from subsection to section.
6474 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6475 Steven Bosscher <steven@gcc.gnu.org>
6477 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6480 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6483 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6484 the assignment from the new induction variable to the assignment
6485 of the value from the original loop PHI function.
6487 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6488 Daniel Jacobowitz <dan@codesourcery.com>
6490 * doc/sourcebuild.texi (Test directives): Clarify options to
6493 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6495 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6496 Disable cfi directives unless GCC and gas agree on using read-only
6497 .eh_frame sections for 64-bit.
6498 * configure: Regenerate.
6500 2010-03-01 Richard Guenther <rguenther@suse.de>
6502 PR tree-optimization/43220
6503 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6504 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6506 2010-03-01 Richard Guenther <rguenther@suse.de>
6507 Martin Jambor <mjambor@suse.cz>
6510 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6511 gimplified parameters.
6513 2010-03-01 Christian Bruel <christian.bruel@st.com>
6515 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6517 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6519 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6521 2010-03-01 Richard Guenther <rguenther@suse.de>
6524 * expr.c (expand_assignment): Use the alias-oracle to tell
6525 if the rhs aliases the result decl.
6527 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6530 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6531 to sol_gt_pch_get_address.
6532 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6533 64-bit, SPARC and x86.
6534 (sol_gt_pch_get_address): New function.
6536 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6538 * toplev.h (inform_n, error_n): Declare.
6539 * diagnostic.c (inform_n, error_n): New function.
6541 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6543 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6544 has no rtl yet when processing local_decls, queue it and recheck
6545 if deferred stack allocation hasn't assigned it rtl.
6547 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6549 * config/sh/sh.c (unspec_bbr_uid): New.
6550 (gen_block_redirect): Use it instead of INSN_UID.
6551 (gen_far_branch): Likewise.
6553 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6555 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6556 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6558 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6560 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6561 (Warning Options): -Wno-conversion-null is valid for
6562 Objective-C++ as well.
6563 * doc/tm.texi (Named Address Spaces): Likewise.
6564 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6565 * doc/tree-ssa.texi (Tree SSA): Likewise.
6567 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6570 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6571 by default. Don't set the default arch for
6572 i[34567]86-*-darwin*|x86_64-*-darwin*.
6574 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6577 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6578 default. Set the default 32bit/64bit archs with $with_arch
6579 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6581 2010-02-27 Richard Guenther <rguenther@suse.de>
6583 PR tree-optimization/43186
6584 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6585 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6586 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6587 unroller iterations.
6589 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6591 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6592 required and i[34567]86-*-* targets don't support 64bit ISA.
6594 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6597 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6600 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6602 * config.gcc: Set the default arch at least to Prescott for
6603 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6604 if SSE math is enabled.
6606 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6608 * diagnostic.c (diagnostic_initialize): Update.
6609 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6611 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6612 (diagnostic_inhibit_notes): New.
6613 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6615 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6618 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6619 * doc/standards.texi: Likewise.
6620 * doc/extend.texi: Likewise.
6621 * doc/trouble.texi: Likewise.
6622 * doc/cppopts.texi: Likewise.
6623 * doc/install.texi: Likewise.
6624 * c.opt (std=c90,std=gnu90): New options.
6625 * c-opts.c (c_common_handle_option): Handle them.
6627 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6630 * c-decl.c (undeclared_variable): Use an informative note.
6632 2010-02-26 Richard Guenther <rguenther@suse.de>
6634 PR tree-optimization/43186
6635 * gimple.h (gimple_fold): Remove.
6636 * gimple.c (gimple_fold): Remove. Inline into single user ...
6637 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6638 Try harder for conditions.
6640 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6643 * function.c (used_types_insert): Don't skip through named pointer
6644 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6645 and it is different from the main variant's type.
6647 2010-02-26 Nick Clifton <nickc@redhat.com>
6649 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6651 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6653 * config.gcc: Support --with-fpmath=sse for x86.
6655 * config/i386/ssemath.h: New.
6657 * doc/install.texi (--with-fpmath=sse): Documented.
6659 2010-02-26 Richard Guenther <rguenther@suse.de>
6661 PR tree-optimization/43188
6662 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6663 vector types of over-aligned element type.
6665 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6668 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6669 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6671 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6673 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6675 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6677 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6678 * var-tracking.c: Include diagnostic.h.
6679 (debug_dv): New function.
6680 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6683 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6684 (add_value_chain, add_value_chains, remove_value_chain,
6685 remove_value_chains): Handle DEBUG_EXPRs.
6686 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6689 * regcprop.c (struct queued_debug_insn_change): New type.
6690 (struct value_data_entry): Add debug_insn_changes field.
6691 (struct value_data): Add n_debug_insn_changes field.
6692 (debug_insn_changes_pool): New variable.
6693 (free_debug_insn_changes, apply_debug_insn_changes,
6694 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6695 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6696 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6698 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6700 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6701 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6702 changes, call cprop_find_used_regs via note_stores.
6703 (copyprop_hardreg_forward): When copying vd from predecessor
6704 which has any queued DEBUG_INSN changes, make sure the pointers are
6705 cleared. At the end call df_analyze and then if there are any
6706 DEBUG_INSN changes queued at the end of some basic block for still
6707 live registers, apply them.
6708 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6710 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6712 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6715 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6717 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6718 targets. Set the default with_cpu/with_arch from arch/cpu.
6719 Allow x86-64 and native for with_cpu/with_arch.
6721 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6723 * ebitmap.c: Change calls to verify_popcount with calls to
6724 sbitmap_verify_popcount.
6725 (ebitmap_clear_bit): Fixed map->cacheindex test and
6726 map>cache update when bit clearing results in an empty
6729 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6732 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6733 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6734 and support both V2DF and V2DI modes.
6735 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6736 support both V2DF and V2DI modes.
6737 (general): Delete trailing whitespace from a few patterns.
6739 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6740 V2DF/V2DI interleave high/low builtins.
6742 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6745 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6746 interleave high/low functions.
6748 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6750 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6751 #pragma extern_prefix.
6753 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6756 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6757 BLKmode, assert op0 is a MEM and just adjust its mode.
6760 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6761 if bitpos isn't multiple of mode's bitsize.
6763 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6765 * c.opt (-ftemplate-depth=): New.
6766 (-ftemplate-depth-): Deprecate.
6767 * optc-gen.awk: Handle -ftemplate-depth=.
6768 * opth-gen.awk: Likewise.
6769 * c-opts.c (c_common_handle_option): Likewise.
6770 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6772 2010-02-24 Jason Merrill <jason@redhat.com>
6774 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6776 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6778 * cfg.c (alloc_aux_for_block): Remove inline.
6779 (alloc_aux_for_edge): Likewise.
6781 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6783 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6785 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6787 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6788 * config/i386/sol2-gas.h: New file.
6789 * config.gcc (i[34567]86-*-solaris2*): Use it.
6791 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6794 * c-typeck.c (ep_convert_and_check): New.
6795 (build_conditional_expr): Use it.
6796 (build_binary_op): Likewise.
6798 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6800 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6803 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6804 bounds even for -O+.
6805 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6806 expr needs to have DECL_NAME set.
6808 2010-02-24 Nick Clifton <nickc@redhat.com>
6810 * config/mep/mep.c: Include gimple.h.
6811 (mep_function_uses_sp): Delete unused function.
6812 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6813 parameters. Use unsigned integers to count args. Return a
6814 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6816 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6819 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6820 greater or equal to nelt instead of 2 * nelt.
6821 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6824 2010-02-23 Jason Merrill <jason@redhat.com>
6827 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6828 in cfun->local_decls even if they have register types.
6831 * stor-layout.c (place_field): Don't warn about unnecessary
6832 DECL_PACKED if the type is packed.
6834 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6837 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6838 GOTOFF relocs, even when the base reg isn't pic pointer.
6840 2010-02-23 Michael Matz <matz@suse.de>
6843 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6844 (expand_gimple_basic_block): Generate and use debug temps if there
6845 are debug uses left after the last real use of TERed ssa names.
6846 Unlink debug immediate uses when they are expanded.
6848 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6851 * config/i386/i386.c (override_options): Reorganise to provide
6852 better error messages.
6854 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6857 * graphite-scop-detection.c (create_single_exit_edge): Move
6858 the call to find_single_exit_edge to....
6859 (create_sese_edges): ...here. Don't handle multiple edges
6860 exiting the function.
6861 (build_graphite_scops): Don't handle multiple edges
6862 exiting the function.
6864 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6867 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6868 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6870 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6873 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6875 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6878 * c-typeck.c (convert_arguments): Print declaration location.
6879 * c-common.c (validate_nargs): Rename as
6880 builtin_function_validate_nargs.
6881 (check_builtin_function_arguments): Update.
6883 2010-02-22 Richard Guenther <rguenther@suse.de>
6886 * tree-inline.c (declare_return_variable): Use the type of
6887 the call stmt lhs if available.
6889 2010-02-22 Duncan Sands <baldrick@free.fr>
6891 * passes.c (register_pass): Always consider all pass lists when
6892 ref_pass_instance_number is zero.
6894 2010-02-22 Richard Guenther <rguenther@suse.de>
6896 PR tree-optimization/42749
6897 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6898 parameter. Do arithmetic in the original type.
6899 (update_accumulator_with_ops): Likewise.
6900 (adjust_accumulator_values): Adjust.
6902 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6904 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6905 (QI to BLKmode splitter): New splitter.
6907 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6909 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6910 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6912 2010-02-22 Richard Guenther <rguenther@suse.de>
6914 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6916 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6918 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6919 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6920 ($(T)crti.o, $(T)crtn.o): Remove rules.
6922 2010-02-21 Tobias Burnus <burnus@net-b.de>
6925 * doc/invoke.texi (-fassociative-math): Document that this
6926 option is automatically enabled for Fortran.
6928 2010-02-20 David S. Miller <davem@davemloft.net>
6930 * configure.ac: Test if linker and assembler properly support
6931 GOTDATA_OP relocations.
6932 * configure: Rebuild.
6933 * config.in: Likewise.
6934 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6935 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6936 (movsi_high_pic): Likewise.
6937 (movdi_lo_sum_pic): Likewise.
6938 (movdi_high_pic): Likewise.
6939 (movsi_pic_gotdata_op): New pattern.
6940 (movdi_pic_gotdata_op): Likewise.
6941 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6942 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6944 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6947 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6948 attribute to ssemul.
6949 (xop_mulv2div2di3_high): Ditto.
6951 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6954 * c.opt (Wconversion-null): New option.
6955 * doc/invoke.texi (Wconversion-null): Document.
6957 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6959 * common.opt (Wlarger-than-): Add Undocumented.
6961 2010-02-19 Mike Stump <mikestump@comcast.net>
6963 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6965 2010-02-19 Jason Merrill <jason@redhat.com>
6968 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6969 * configure: Likewise.
6971 2010-02-20 Alan Modra <amodra@gmail.com>
6974 * cgraph.h (cgraph_make_decl_local): Declare.
6975 * cgraph.c (cgraph_make_decl_local): New function.
6976 (cgraph_make_node_local): Use it.
6977 * cgraphunit.c (cgraph_function_versioning): Likewise.
6978 * ipa.c (function_and_variable_visibility): Likewise.
6980 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6983 * except.c (sjlj_emit_function_enter): Don't call
6984 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6986 * rtl.h (add_reg_br_prob_note): Remove prototype.
6988 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6991 * c-common.c (conversion_warning): Remove widening conversions
6992 before checking the conversion of integers to reals.
6994 2010-02-19 Mike Stump <mikestump@comcast.net>
6997 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7000 * cgraphunit.c (process_function_and_variable_attributes): Check
7001 DECL_PRESERVE_P instead of looking up attribute "used".
7002 * ipa-pure-const.c (check_decl): Likewise.
7003 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7004 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7005 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7006 instead of attribute "used".
7007 * config/sol2-c.c (solaris_pragma_init): Likewise.
7008 (solaris_pragma_fini): Likewise.
7010 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7012 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7013 Use XCNEW instead of xcalloc.
7014 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7015 XNEW instead of xmalloc.
7016 (get_fields): Use XNEWVEC instead of xmalloc.
7019 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7020 populate vars array.
7021 (create_new_general_access): For debug stmts just reset value.
7022 (get_stmt_accesses): For accesses within debug stmts just record them
7023 using add_access_to_acc_sites instead of preventing the peeling or
7024 counting them as accesses.
7027 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7029 2010-02-19 Richard Guenther <rguenther@suse.de>
7031 PR tree-optimization/42916
7032 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7035 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7037 * configure.ac: Replace all uses of changequote in macro arguments
7038 with proper quoting.
7040 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7043 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7045 2010-02-19 Richard Guenther <rguenther@suse.de>
7047 PR tree-optimization/42944
7048 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7049 test for aliasing with errno.
7051 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7054 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7055 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7056 * dojump.c: Include output.h.
7057 (inv): New inline function.
7058 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7059 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7060 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7061 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7062 argument, pass it down to other calls.
7063 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7064 add REG_BR_PROB note to the conditional jump.
7065 * cfgexpand.c (add_reg_br_prob_note): Removed.
7066 (expand_gimple_cond): Don't call it, add the probability
7067 as last argument to jumpif_1/jumpifnot_1.
7068 * Makefile.in (dojump.o): Depend on output.h.
7069 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7071 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7072 * stmt.c (do_jump_if_equal): Likewise.
7073 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7074 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7075 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7077 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7078 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7079 jumpifnot_1 callers.
7080 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7082 (store_expr): Adjust jumpifnot caller.
7083 (store_constructor): Adjust jumpif caller.
7086 * gimplify.c (gimple_boolify): For __builtin_expect call
7087 gimple_boolify also on its first argument.
7089 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7091 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7093 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7094 * configure: Regenerated.
7096 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7098 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7099 lang_hooks.types_compatible_p instead of comptypes.
7101 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7103 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7104 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7105 if __prefer_thumb__ is defined.
7107 2010-02-18 Martin Jambor <mjambor@suse.cz>
7109 PR tree-optimization/43066
7110 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7111 array with zero-sized element type.
7113 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7115 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7116 rtx, allocate struct var_loc_node here and return it to the
7117 caller, and only if it is actually needed.
7118 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7119 move it earlier and return immediately if it returns NULL.
7121 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7123 * config/sparc/gas.h: New file. Restore
7124 TARGET_ASM_NAMED_SECTION to its ELF default.
7125 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7127 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7128 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7129 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7130 after sparc/sysv4.h.
7132 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7134 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7136 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7138 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7139 patterns from predicated pattern.
7141 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7144 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7145 for insn mnemonic suffix.
7147 2010-02-17 Richard Guenther <rguenther@suse.de>
7149 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7152 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7155 * caller-save.c (save_call_clobbered_regs): If BB ends with
7156 a DEBUG_INSN, move any notes in between last real insn and the last
7157 DEBUG_INSN after the last DEBUG_INSN.
7159 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7161 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7162 Fix return type. Fix argument type. Explain meaning of return value.
7164 2010-02-16 Richard Guenther <rguenther@suse.de>
7166 PR tree-optimization/41043
7167 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7168 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7170 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7172 2010-02-16 Ira Rosen <irar@il.ibm.com>
7174 PR tree-optimization/43074
7175 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7176 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7177 vectorizable cycles in hybrid SLP check.
7178 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7180 2010-02-16 Richard Guenther <rguenther@suse.de>
7182 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7183 (true_dependence): If memrefs_conflict_p computes must-alias
7184 trust it. Move TBAA check after offset-based disambiguation.
7185 (canon_true_dependence): Likewise.
7187 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7189 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7190 * doc/invoke.texi: Document it.
7191 * var-tracking.c: Include toplev.h and params.h.
7192 (vt_find_locations): Return bool indicating success. Compute
7193 hash sizes unconditionally. Check new parameter, report.
7194 (variable_tracking_main_1): Check vt_find_locations results and
7195 retry. Renamed from...
7196 (variable_tracking_main): ... this. New wrapper to preserve
7197 flag_var_tracking_assignments.
7198 * Makefile.in (var-tracking.o): Adjust dependencies.
7200 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7201 Jakub Jelinek <jakub@redhat.com>
7204 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7205 if weak_import attribute is present.
7206 * config/darwin.c (machopic_select_section): Likewise.
7208 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7210 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7211 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7212 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7213 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7215 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7218 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7221 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7222 Rewrite text to refer to the names.
7224 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7226 * config/i386/i386-builtin-types.def
7227 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7228 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7229 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7230 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7231 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7232 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7233 IX86_BUILTIN_VPERMIL2PS256.
7234 (MULTI_ARG_4_DF2_DI_I): Defined.
7235 (MULTI_ARG_4_DF2_DI_I1): Defined.
7236 (MULTI_ARG_4_SF2_SI_I): Defined.
7237 (MULTI_ARG_4_SF2_SI_I1): Defined.
7238 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7239 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7240 __builtin_ia32_vpermil2ps256.
7241 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7242 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7243 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7244 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7245 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7246 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7247 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7248 CODE_FOR_xop_vpermil2v8sf3.
7249 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7250 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7251 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7252 (_mm256_permute2_pd): New.
7253 (_mm_permute2_ps): New.
7254 (_mm256_permute2_ps): New.
7256 2010-02-15 Nick Clifton <nickc@redhat.com>
7258 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7259 boolean parameters. Use emit_jump_insn when emitting a pop
7260 instruction containing a return insn.
7261 (push): Use 'true' rather than '1' as second parameter to F.
7262 (h8300_expand_prologue): Likewise.
7263 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7264 (h8300_expand_epilogue): Likewise.
7266 2010-02-15 Richard Guenther <rguenther@suse.de>
7269 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7272 2010-02-15 Nick Clifton <nickc@redhat.com>
7274 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7277 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7279 * intl.c (fake_ngettext): New function.
7280 * intl.h (fake_ngettext): Declare.
7281 (ngettext): Define macro.
7282 * collect2.c (notice_translated): New function.
7283 (main): Use notice_translated and ngettext.
7284 * collect2.h (notice_translated): Declare.
7286 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7288 * reorg.c (delete_computation): Comment fixes.
7289 * caller-save.c (setup_save_areas): Idem.
7290 * sel-sched-dump.c (dump_lv_set): Idem.
7293 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7295 * config/s390/s390.c (s390_sched_init): New function.
7296 (TARGET_SCHED_INIT): Target hook defined.
7298 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7299 Jack Howarth <howarth@bromo.med.uc.edu>
7300 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7303 Partial revert of unintended change in fix for PR41605.
7304 * config/darwin.h: Fix typo.
7305 * config/darwin9.h: Same.
7307 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7309 * c-pch.c (pch_init): Clear v.
7311 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7314 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7315 graphite_can_represent_init for MULT_EXPR.
7317 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7321 * graphite-sese-to-poly.c (remove_phi): New.
7322 (translate_scalar_reduction_to_array): Call remove_phi.
7324 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7327 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7328 * graphite-clast-to-gimple.h (gloog): Update declaration.
7329 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7330 * graphite-poly.h (struct poly_bb): Add missing comments.
7331 (struct scop): Add poly_scop_p field.
7333 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7334 * graphite.c (graphite_transform_loops): Build the polyhedral
7335 representation for each scop before code generation.
7336 * sese.c (rename_variables_in_operand): Removed.
7337 (rename_variables_in_expr): Return the renamed expression.
7338 (rename_sese_parameters): New.
7339 * sese.h (rename_sese_parameters): Declared.
7341 2010-02-11 Richard Guenther <rguenther@suse.de>
7343 PR tree-optimization/42998
7344 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7345 POINTER_PLUS_EXPR properly.
7347 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7348 Changpeng Fang <changpeng.fang@amd.com>
7351 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7352 the cost of an IV candidate when the IV is used in a test against zero.
7354 * gcc.dg/tree-ssa/ivopts-3.c: New.
7356 2010-02-11 Richard Guenther <rguenther@suse.de>
7359 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7360 pointer-vs-decl case by swapping refs. Handle some cases
7361 of pointer-vs-decl disambiguations more conservatively.
7362 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7363 to false after expanding.
7365 2010-02-11 Richard Guenther <rguenther@suse.de>
7368 * gcc.c (process_command): Handle LTO file@offset case more
7371 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7373 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7374 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7376 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7378 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7379 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7380 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7381 Optimize eq/ne comparisons when both arguments are known to be
7383 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7384 Don't mask operands unnecessarily if they are known to be already
7387 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7389 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7392 2010-02-10 Richard Guenther <rguenther@suse.de>
7394 PR tree-optimization/43017
7395 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7396 for wrapping signed arithmetic.
7398 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7401 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7402 if no debug info should be emitted for it.
7404 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7406 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7407 note when flag_exceptions is set.
7409 2010-02-10 Duncan Sands <baldrick@free.fr>
7411 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7413 2010-02-10 Richard Guenther <rguenther@suse.de>
7416 * tree.c (get_unwidened): Handle constants.
7417 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7419 2010-02-10 Martin Jambor <mjambor@suse.cz>
7422 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7423 check for variable argument counts independently.
7425 2010-02-10 Christian Bruel <christian.bruel@st.com>
7428 * config/sh/sh.c (find_barrier): Increase length for non delayed
7429 conditional branches.
7431 2010-02-10 Christian Bruel <christian.bruel@st.com>
7433 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7435 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7437 * builtins.c (set_builtin_user_assembler_name): Also handle
7438 ffs if int is smaller than word.
7440 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7443 * ira-conflicts.c (get_dup): Remove.
7444 (process_reg_shuffles): Add new parameter. Use it as an
7445 additional guard for copy generation.
7446 (add_insn_allocno_copies): Rewrite.
7448 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7450 * common.opt (fsched2-use-traces): Preserved for backward
7452 * doc/invoke.texi: Remove the documentation about option
7453 -fsched2-use-traces.
7454 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7455 flag_sched2_use_traces.
7456 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7457 the backward compatibility flag section.
7459 2010-02-09 Richard Guenther <rguenther@suse.de>
7461 PR tree-optimization/43008
7462 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7463 make HEAP variables initialized from global memory if they
7464 are not known builtin functions.
7465 (find_func_aliases): Adjust.
7467 2010-02-09 Richard Guenther <rguenther@suse.de>
7469 PR tree-optimization/43000
7470 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7471 arithmetic manually.
7473 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7475 PR tree-optimization/42931
7476 * tree-loop-linear.c (try_interchange_loops): Don't call
7477 double_int_mul if estimated_loop_iterations failed.
7479 2010-02-08 Martin Jambor <mjambor@suse.cz>
7482 * tree-sra.c (build_accesses_from_assign): Do not mark in
7483 should_scalarize_away_bitmap if stmt has volatile ops.
7484 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7487 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7489 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7491 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7493 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7496 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7499 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7501 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7504 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7505 to unknown_dependence.
7506 (graphite_legal_transform_dr): Handle the unknown_dependence.
7507 (graphite_carried_dependence_level_k): Same.
7509 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7511 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7513 2010-02-07 Richard Guenther <rguenther@suse.de>
7516 * expr.c (get_inner_reference): Always initialize *pbitsize.
7518 2010-02-07 Richard Guenther <rguenther@suse.de>
7521 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7522 new ARRAY_REFs on variable size element or minimal index arrays.
7524 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7525 gimple_fold_indirect_ref.
7527 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7530 * arm.c (arm_override_options): Just return if the user has specified
7531 an invalid fpu name.
7533 2010-02-03 Jason Merrill <jason@redhat.com>
7536 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7537 i386_pe_maybe_record_exported_symbol.
7539 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7542 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7543 (pa_delegitimize_address): New function.
7545 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7547 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7548 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7550 2010-02-05 Richard Guenther <rguenther@suse.de>
7553 * lto-streamer-in.c (get_resolution): Deal with references
7554 to undefined functions.
7556 2010-02-05 Richard Guenther <rguenther@suse.de>
7558 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7559 (fold_const_aggregate_ref): Likewise.
7560 (ccp_fold_stmt): Substitute loads.
7561 (maybe_fold_reference): Verify types before substituting.
7563 (fold_gimple_assign): Unshare properly.
7564 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7566 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7568 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7569 for rs6000_gen_cell_microcode.
7571 2010-02-04 Richard Guenther <rguenther@suse.de>
7573 PR rtl-optimization/42952
7574 * dse.c (const_or_frame_p): Remove MEM handling.
7576 2010-02-04 Nick Clifton <nickc@redhat.com>
7578 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7579 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7580 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7581 (mn10300_asm_output_mi_thunk): New function.
7582 (mn10300_can_output_mu_thunk): New function.
7583 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7584 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7585 (FUNCTION_ARG): Delete incorrect comment.
7587 2010-02-03 Jason Merrill <jason@redhat.com>
7590 * fold-const.c (operand_equal_p): Handle erroneous types.
7592 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7594 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7596 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7598 PR rtl-optimization/42941
7599 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7602 2010-02-03 Jason Merrill <jason@redhat.com>
7605 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7607 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7610 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7611 (cselib_reset_table): Renamed from...
7612 (cselib_reset_table_with_next_value): ... this.
7613 (cselib_get_next_uid): Renamed from...
7614 (cselib_get_next_unknown_value): ... this.
7615 * cselib.c (next_uid): Renamed from...
7616 (next_unknown_value): ... this.
7617 (cselib_clear_table): Adjust.
7618 (cselib_reset_table): Adjust. Renamed from...
7619 (cselib_reset_table_with_next_value): ... this.
7620 (cselib_get_next_uid): Adjust. Renamed from...
7621 (cselib_get_next_unknown_value): ... this.
7622 (get_value_hash): Use hash.
7623 (cselib_hash_rtx): Likewise.
7624 (new_cselib_val): Adjust. Set and dump uid.
7625 (cselib_lookup_mem): Pass next_uid as hash.
7626 (cselib_subst_to_values): Likewise.
7627 (cselib_log_lookup): Dump uid.
7628 (cselib_lookup): Pass next_uid as hash. Adjust.
7629 (cselib_process_insn): Adjust.
7630 (cselib_init): Initialize next_uid.
7631 (cselib_finish): Adjust.
7632 (dump_cselib_table): Likewise.
7633 * dse.c (canon_address): Dump value uid.
7634 * print-rtl.c (print_rtx): Print value uid.
7635 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7637 (dv_uid): New function, sort of renamed from...
7638 (dv_htab_hash): ... this, reimplemented in terms of it and...
7639 (dv_uid2hash): ... this. New.
7640 (variable_htab_eq): Drop excess assertions.
7641 (tie_break_pointers): Removed.
7642 (canon_value_cmp): Compare uids.
7643 (variable_post_merge_New_vals): Print uids.
7644 (vt_add_function_parameters): Adjust.
7645 (vt_initialize): Reset table. Adjust.
7647 2010-02-03 Richard Guenther <rguenther@suse.de>
7649 PR tree-optimization/42944
7650 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7651 (call_may_clobber_ref_p_1): Likewise. Properly handle
7652 malloc and calloc clobbering errno.
7654 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7656 * doc/invoke.texi: Fix name of sched1 dump.
7658 * opts.c (decode_options): Set flag_tree_switch_conversion
7659 only conditionally on optimize >= 2.
7661 * gcse.c: Assorted comment fixes in pass description.
7663 2010-02-03 Anthony Green <green@moxielogic.com>
7665 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7666 nop padding in order to maintain alignment of storage location of
7667 target function address.
7668 (moxie_trampoline_init): Store target function address at newly
7670 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7672 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7674 2010-02-03 Richard Guenther <rguenther@suse.de>
7677 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7679 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7681 * config.gcc: Reenable check for obsolete targets.
7682 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7683 mips-sgi-irix6.[0-4]*.
7685 2010-02-02 Nick Clifton <nickc@redhat.com>
7687 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7688 constant size of 4 as being the same as 0.
7689 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7690 can take values in the range 0..4.
7692 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7695 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7696 as _darwin10_Unwind_FindEnclosingFunction().
7697 * libgcc-libsystem.ver: New.
7699 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7702 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7703 implicitly set registers.
7705 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7707 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7708 (arm_override_options): Allow automatic selection of the thread
7709 pointer register if thumb2.
7710 (legitimize_pic_address): Improve code sequences for Thumb2.
7711 (arm_call_tls_get_addr): Likewise.
7712 (legitimize_tls_address): Likewise.
7713 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7714 (pic_load_addr_32bit): ... this. New named pattern.
7715 * thumb2.md (pic_load_addr_thumb2): Delete.
7716 (pic_load_dot_plus_four): Delete.
7717 (tls_load_dot_plus_four): New named pattern.
7719 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7722 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7723 Document fix for TLS bug.
7725 2010-01-31 Richard Guenther <rguenther@suse.de>
7727 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7728 conservatively correct.
7730 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7734 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7736 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7738 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7740 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7742 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7744 * config.gcc: Adjust order of makefile fragments for mingw targets.
7746 2010-01-31 Richard Guenther <rguenther@suse.de>
7749 * gimplify.c (gimplify_init_constructor): For volatile LHS
7750 initialize a temporary.
7752 2010-01-31 Matthias Klose <doko@ubuntu.com>
7754 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7756 * configure: Regenerate.
7758 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7760 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7761 the same alias set and their sizes different constantness.
7762 (aliasing_component_refs_p): Revert 2009-10-24 change.
7764 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7766 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7769 2010-01-29 Richard Guenther <rguenther@suse.de>
7771 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7772 Assert we successfully updated the call.
7774 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7776 PR rtl-optimization/42889
7777 * df.h (df_set_bb_dirty_nonlr): New prototype.
7778 * df-core.c (df_set_bb_dirty_nonlr): New function.
7779 * df-scan.c (df_insn_rescan): Call it instead of
7780 df_set_bb_dirty for DEBUG_INSNs.
7782 2010-01-29 Richard Guenther <rguenther@suse.de>
7785 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7786 quadratic behavior in most cases.
7788 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7791 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7792 in the call to gen_x86_movsicc_0_m1.
7794 2010-01-28 Richard Guenther <rguenther@suse.de>
7796 PR tree-optimization/42871
7797 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7799 2010-01-28 Richard Guenther <rguenther@suse.de>
7801 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7802 into call arguments.
7804 2010-01-28 Richard Guenther <rguenther@suse.de>
7807 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7808 the forwarder if the destination is an EH landing pad.
7810 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7812 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7813 block list passed to gimple_duplicate_sese_tail.
7814 (parallelize_loops): Avoid parallelization when the function
7816 Avoid parallelization when the preheader is IRREDUCIBLE.
7817 Try to optimize when estimated_loop_iterations_int is unresolved.
7818 Add the loop's location to the dump file.
7819 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7820 (gimple_duplicate_sese_tail): Remove the check for the latch.
7821 Redirect nexits to the exit block.
7822 Remove handling of the incoming edges to the latch.
7823 Redirect the backedge from the copied latch to the exit bb.
7825 2010-01-28 Michael Matz <matz@suse.de>
7828 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7829 Wrap force_reg into a sequence, emit it before user.
7831 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7833 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7835 (arm_legacy_rev): Likewise.
7836 (thumb_legacy_rev): Likewise.
7838 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7840 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7841 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7842 on MEM's address failed, try avoid_constant_pool_reference and
7843 recurse if it returned something different.
7844 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7845 address, try avoid_constant_pool_reference and recurse if it
7846 returned something different.
7847 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7848 address and avoid_constant_pool_reference returned something
7849 different, don't set have_address.
7851 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7854 * var-tracking.c (val_store): Add modified argument, obey it.
7856 (count_uses): Move down logging of main.
7857 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7858 don't need resolution.
7859 (emit_notes_in_bb): Likewise.
7861 2010-01-27 Richard Guenther <rguenther@suse.de>
7864 * tree-inline.c (remap_decl): Delay remapping of SSA name
7865 default definitions until we need them.
7867 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7869 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7870 (rs6000_delegitimize_address): New function.
7872 * config/s390/s390.c (s390_delegitimize_address): Call
7873 delegitimize_mem_from_attrs.
7876 * tree-inline.c (cannot_copy_type_1): Removed.
7877 (copy_forbidden): Don't forbid copying of functions containing
7878 records/unions with variable length fields.
7880 2010-01-27 Christian Bruel <christian.bruel@st.com>
7884 * config/sh/sh.c (find_barrier): Increase length for non delayed
7885 conditional branches.
7887 2010-01-27 Matthias Klose <doko@ubuntu.com>
7889 * configure.ac (gnu-unique-object): Fix ldd version check.
7890 * configure: Regenerate.
7892 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7894 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7896 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7897 Test for HAVE_GNU_AS value.
7899 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7901 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7902 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7903 INT64_TYPE): Define.
7904 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7905 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7906 INT_LEAST64_TYPE): Define.
7907 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7908 UINT_LEAST64_TYPE): Define.
7909 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7910 INT_FAST64_TYPE): Define.
7911 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7912 UINT_FAST64_TYPE): Define.
7913 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7914 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7915 (SIG_ATOMIC_TYPE): Define.
7917 2010-01-26 Richard Guenther <rguenther@suse.de>
7919 * df-scan.c (df_scan_set_bb_info): Remove assert.
7920 (df_insn_rescan_debug_internal): Merge asserts.
7921 (df_install_ref): Likewise.
7922 (df_mark_reg): Use bitmap_set_range.
7923 (df_hard_reg_used_p): Remove assert.
7924 (df_hard_reg_used_count): Likewise.
7926 2010-01-26 Richard Guenther <rguenther@suse.de>
7928 PR rtl-optimization/42685
7929 * web.c (web_main): Ignore DEBUG_INSNs.
7931 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7933 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7935 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7936 Fix types of fndecl and arglist parameters.
7938 2010-01-26 Richard Guenther <rguenther@suse.de>
7941 * tree-eh.c (unsplit_eh): Skip debug insns.
7943 2010-01-26 Richard Guenther <rguenther@suse.de>
7945 PR tree-optimization/42250
7946 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7948 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7951 * omp-low.c (expand_omp_sections): Only use single_pred if
7952 l2_bb is single_pred_p.
7954 2010-01-25 Christian Bruel <christian.bruel@st.com>
7957 * config/sh/sh.c (find_barrier): Increase length for non delayed
7958 conditional branches.
7959 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7961 2010-01-24 David S. Miller <davem@davemloft.net>
7963 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7964 define if not using GAS.
7965 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7966 Likewise. Delete SECTION_MERGE code, which is only applicable
7969 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7972 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7973 mangling of va_list in system headers.
7975 2010-01-23 Toon Moene <toon@moene.org>
7977 * tree-predcom.c (combine_chains): Return NULL, not false.
7979 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7981 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7982 initialization of variable res to agree with return type.
7984 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7986 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7987 * tree-sra.c: Add include of expr.h.
7989 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7991 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7992 insert the debug stmt on the single non-EH edge from the stmt.
7994 2010-01-22 Richard Henderson <rth@redhat.com>
7997 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7998 the RHS until after generate_subtree_copies has insertted its
7999 code before the current statement.
8001 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8003 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8005 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8007 2010-01-21 Martin Jambor <mjambor@suse.cz>
8009 PR tree-optimization/42585
8010 * tree-sra.c (struct access): New field grp_total_scalarization.
8011 (dump_access): Dump the new field.
8012 (should_scalarize_away_bitmap): New variable.
8013 (cannot_scalarize_away_bitmap): Likewise.
8014 (sra_initialize): Allocate new bitmaps.
8015 (sra_deinitialize): Free new bitmaps.
8016 (create_access_1): New function.
8017 (create_access): Parts moved to create_access_1.
8018 (type_consists_of_records_p): New function.
8019 (completely_scalarize_record): Likewise.
8020 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8021 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8022 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8024 (analyze_all_variable_accesses): Completely scalarize small eligible
8027 2010-01-21 Martin Jambor <mjambor@suse.cz>
8029 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8031 2010-01-21 Andrew Haley <aph@redhat.com>
8033 * gcc.c (process_command): Move lang_specific_driver before
8034 setting cc_libexec_prefix.
8036 2010-01-21 Richard Guenther <rguenther@suse.de>
8039 * fold-const.c (negate_expr_p): Pretend only negative
8040 real constants are easily negatable.
8042 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8043 Jason Merrill <jason@redhat.com>
8045 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8046 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8047 * calls.c (initialize argument_information): Handle it.
8048 * c-common.c (handle_transparent_union_attribute): Use new name.
8049 * c-decl.c (finish_struct): Ditto.
8050 * c-typeck.c (type_lists_compatible_p): Ditto.
8051 (convert_for_assignment): Use new name and also handle record.
8052 * function.c (aggregate_value_p): Handle it.
8053 (pass_by_reference): Ditto.
8054 (assign_parm_data_types): Ditto.
8055 * print-tree.c (print_node): Ditto.
8056 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8057 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8058 * tree.c (first_field): New fn.
8060 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8063 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8064 even when linking statically, for now.
8066 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8069 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8070 without a cselib val.
8071 (count_uses): Accept MO_VAL_SET with no val on stores.
8072 (add_stores): Likewise.
8074 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8076 * var-tracking.c (check_value_val): Add a compile time assertion.
8077 (dv_is_decl_p): Simplify.
8078 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8079 gcc_assert if ENABLE_CHECKING.
8081 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8084 * var-tracking.c: Include tree-flow.h.
8085 (mem_dies_at_call): New.
8086 (dataflow_set_preserve_mem_locs): Use it.
8087 (dataflow_set_remove_mem_locs): Likewise.
8088 (dump_var): Renamed from dump_variable. Adjust all callers.
8089 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8090 * Makefile.in (var-tracking.o): Adjust deps.
8092 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8094 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8096 2010-01-20 Richard Guenther <rguenther@suse.de>
8098 PR tree-optimization/42717
8099 * tree-ssa-dce.c (get_live_post_dom): Remove.
8100 (forward_edge_to_pdom): Take an arbitrary edge to copy
8101 degenerate PHI args from.
8102 (remove_dead_stmt): Use the first post-dominator even if it
8103 does not contain live statements as redirection destination.
8105 2010-01-20 Richard Guenther <rguenther@suse.de>
8107 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8109 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8111 * sel-sched.c (create_speculation_check): Remove set but not used
8113 (try_transformation_cache): Remove set but not used variable ds.
8114 (calculate_privileged_insns): Remove set but not used variables
8115 cur_insn and min_spec_insn.
8116 (find_best_expr): Remove set but not used variable avail_n.
8117 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8119 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8121 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8122 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8125 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8128 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8129 cpu types. Add support for *-sse3 cpu types.
8130 (x86_64-*-*): Ditto.
8132 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8135 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8136 argument, call initializer_constant_valid_p_1 instead of
8137 initializer_constant_valid_p, pass CACHE to it, return NULL
8138 immediately if first call returns NULL.
8139 (initializer_constant_valid_p_1): New function.
8140 (initializer_constant_valid_p): Use it.
8142 2010-01-20 Thomas Quinot <quinot@adacore.com>
8144 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8146 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8148 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8149 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8150 (loc_list_from_tree): Don't handle unsigned division. Handle
8151 signed modulo using DW_OP_{over,over,div,mul,minus}.
8152 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8153 modulo instead of signed.
8155 2010-01-20 DJ Delorie <dj@redhat.com>
8157 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8159 (h8300_emit_stack_adjustment): Propogate it.
8161 (h8300_expand_prologue): Likewise.
8162 (h8300_expand_epilogue): Likewise.
8164 2010-01-19 Michael Matz <matz@suse.de>
8166 PR tree-optimization/41783
8167 * tree-data-ref.c (toplevel): Include flags.h.
8168 (dump_data_dependence_relation): Also dump the inputs if the
8169 result will be unknown.
8170 (split_constant_offset_1): Look through some conversions.
8171 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8172 the offset from last element is too large.
8173 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8174 (reassociate_to_the_same_stmt): Handle vector registers.
8175 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8177 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8178 wide_prolog_niters argument, emit widening instructions.
8179 (vect_do_peeling_for_alignment): Adjust caller, use widened
8180 variant of the iteration cound.
8181 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8183 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8186 * config/arm/neon-testgen.m (emit_automatics): New parameter
8187 features. Adjust for Fixed_return_reg feature.
8188 (test_intrinsic): Call emit_automatics with new feature.
8189 * config/arm/neon.ml: Update copyright years.
8190 (features): New Fixed_return_reg feature.
8191 (ops): Update feature for Vget_low.
8193 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8195 PR tree-optimization/42719
8196 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8200 * fwprop.c (all_uses_available_at): Return false if def_set dest
8201 is a REG that is used in def_insn.
8203 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8205 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8207 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8210 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8212 * target.h (struct gcc_target) <secondary_reload>: Change type
8213 of last argument to secondary_reload_info *.
8215 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8218 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8219 memory references with unaligned offsets. Remove CQImode handling.
8220 (unaligned_memory_operand): Return 1 for memory references with
8221 unaligned offsets. Remove CQImode handling.
8223 2010-01-18 Richard Guenther <rguenther@suse.de>
8226 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8229 2010-01-18 Richard Guenther <rguenther@suse.de>
8231 PR tree-optimization/42781
8232 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8233 restrict processing only if the original variable was artificial.
8235 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8237 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8238 find number of popped argument bytes.
8240 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8241 Fix the text that describes the return value for invalid insns.
8243 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8245 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8246 Clarify what 'cost of the -dependence' is. Fix quoting.
8248 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8249 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8251 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8253 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8254 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8256 2010-01-17 Richard Guenther <rguenther@suse.de>
8259 * function.c (split_complex_args): Take a VEC to modify.
8260 (assign_parms_augmented_arg_list): Build a VEC instead of
8261 a chain of PARM_DECLs.
8262 (assign_parms_unsplit_complex): Take a VEC of arguments.
8263 Do not fixup unmodified parms.
8264 (assign_parms): Deal with the VEC.
8265 (gimplify_parameters): Likewise.
8267 2010-01-17 Richard Guenther <rguenther@suse.de>
8269 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8270 node existence check.
8271 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8272 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8273 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8274 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8275 (gimple_execute_on_growing_pred): Likewise.
8277 2010-01-17 Richard Guenther <rguenther@suse.de>
8279 PR tree-optimization/42773
8280 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8281 (compute_antic_aux): Likewise.
8282 (compute_partial_antic_aux): Likewise.
8284 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8287 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8290 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8292 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8295 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8296 Fix markup for strict argument.
8298 (TARGET_SCHED_REORDER2): Fix argument types.
8300 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8301 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8303 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8304 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8306 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8309 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8310 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8311 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8312 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8313 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8315 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8317 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8319 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8320 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8322 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8324 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8327 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8329 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8330 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8332 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8334 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8336 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8337 referring to it. Fix language.
8339 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8341 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8343 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8345 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8347 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8348 '@var{stream}. Remove stray 'and'.
8350 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8352 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8354 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8356 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8357 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8359 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8360 Fix description of return value.
8361 Rename argument "sz" to "len."
8363 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8364 Clarify meaning of 'true' return value.
8366 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8368 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8369 rep_mode versus mode_rep.
8371 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8373 (TARGET_BUILTIN_DECL): Fix name.
8375 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8377 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8379 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8381 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8383 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8385 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8388 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8389 Rename argument tm_fn to md_fn.
8391 (TARGET_OPTION_PRINT): Fix argument list.
8393 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8396 * config/i386/i386.c (ix86_fixup_binary_operands):
8397 Revert FMA4 fixup of operands.
8399 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8402 * Makefile.in (write_entries_to_file, install-plugin):
8403 Use \012 instead of \n with tr.
8405 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8407 * configure.ac (HAVE_AS_REF): New C macro.
8408 * configure: Regenerate.
8409 * config.in: Likewise.
8410 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8412 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8415 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8417 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8419 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8421 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8423 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8425 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8427 (TARGET_BINDS_LOCAL_P): Fix argument type.
8429 (TARGET_ASM_FILE_END): Use prototype.
8431 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8433 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8435 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8437 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8439 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8440 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8442 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8443 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8445 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8446 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8447 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8448 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8450 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8452 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8454 (TARGET_INIT_BUILTINS): Use prototype.
8456 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8457 Put 'const char *' in braces. Fix parameter types.
8458 (TARGET_INVALID_CONVERSION): Fix parameter types.
8459 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8460 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8462 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8465 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8467 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8469 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8471 * doc/tm.texi (TARGET_HELP): Fix return type.
8473 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8474 in braces. Fix argument types.
8476 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8478 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8480 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8482 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8483 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8485 (TARGET_MANGLE_TYPE): Fix argument types.
8487 (TARGET_IRA_COVER_CLASSES): Use prototype.
8489 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8491 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8493 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8495 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8497 (TARGET_CALLEE_COPIES): Fix argument types.
8499 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8501 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8503 (TARGET_FUNCTION_VALUE): Fix argument types.
8505 (TARGET_RETURN_IN_MSB): Fix argument type.
8507 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8509 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8511 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8513 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8514 agree with return type.
8516 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8518 2010-01-15 Jing Yu <jingyu@google.com>
8520 PR rtl-optimization/42691
8521 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8522 a pseudo to a constant and are merged, and adjust comments.
8524 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8526 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8528 2010-01-15 Richard Guenther <rguenther@suse.de>
8531 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8532 labels of computed or non-local gotos to the destination.
8533 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8534 landing pad label is the first label.
8536 2010-01-15 Richard Guenther <rguenther@suse.de>
8538 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8540 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8543 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8544 to allow generation of the xssqrtdp instruction on power7.
8545 (sqrtdf2_fpr): Ditto.
8547 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8550 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8551 functions with noreturn attribute.
8554 * varasm.c (declare_weak): Add weak attribute to decl if it
8555 doesn't have one already.
8556 (assemble_external): Only add decls to weak_decls if they also
8557 have weak attribute.
8559 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8561 * var-tracking.c (var_reg_delete): Don't delete the association
8562 between REGs and values or one-part variables if the register
8565 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8568 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8569 because its first operand is a non-localized variable.
8571 2010-01-14 Martin Jambor <mjambor@suse.cz>
8573 PR tree-optimization/42706
8574 * tree-sra.c (encountered_recursive_call): New variable.
8575 (encountered_unchangable_recursive_call): Likewise.
8576 (sra_initialize): Initialize both new variables.
8577 (callsite_has_enough_arguments_p): New function.
8578 (scan_function): Call decl and flags check only for IPA-SRA, check
8579 whether there is a recursive call and whether it has enough arguments.
8580 (all_callers_have_enough_arguments_p): New function.
8581 (convert_callers): Look for recursive calls only when
8582 encountered_recursive_call is set.
8583 (ipa_early_sra): Bail out either if
8584 !all_callers_have_enough_arguments_p or
8585 encountered_unchangable_recursive_call.
8587 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8589 * sel-sched.c: Add 2010 to copyright years.
8590 * sel-sched-ir.c: Likewise.
8591 * sel-sched-ir.h: Likewise.
8593 2010-01-14 Martin Jambor <mjambor@suse.cz>
8595 PR tree-optimization/42714
8596 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8597 constructors specially.
8599 2010-01-14 Andi Kleen <ak@linux.intel.com>
8601 * config/i386/drivers-i386.c (detect_caches_intel):
8602 Add l2sizekb parameter and fill in.
8603 (host_detect_local_cpu): Add l2sizekb, fill in.
8604 Add Atom small cache heuristic.
8606 2010-01-14 Andi Kleen <ak@linux.intel.com>
8608 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8609 Add level3 parameter and fill in.
8610 (detect_caches_intel): Handle level3 cache.
8612 2010-01-14 Andi Kleen <ak@linux.intel.com>
8614 * config/i386/drivers-i386.c (host_detect_local_cpu):
8615 Fix core duo detection.
8617 2010-01-14 Andi Kleen <ak@linux.intel.com>
8619 * config/i386/drivers-i386.c (host_detect_local_cpu):
8622 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8624 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8625 (rs6000_variable_issue_1): this. Use...
8626 (rs6000_variable_issue): here. Reimplement. Print debug info.
8628 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8630 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8631 sel_restore_notes. Update all callers. Call reemit_notes
8634 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8636 PR rtl-optimization/42246
8637 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8640 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8642 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8643 all successors is the same as number of successors in current region.
8645 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8647 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8648 to rename is not separable. Otherwise check that its LHS is not NULL.
8650 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8652 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8654 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8656 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8657 available registers when failed to discover LHS register class.
8658 Fix indentation. Update comment.
8660 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8661 Alexander Monakov <amonakov@ispras.ru>
8663 PR rtl-optimization/42389
8664 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8666 (advance_state_on_fence): Likewise.
8667 (sel_target_adjust_priority): Print debug output only when
8668 sched_verbose >= 4, not 2.
8669 (get_expr_cost): Do not issue all unique insns on the next cycle.
8670 (fill_insns): Initialize can_issue_more from the value saved
8672 * sel-sched-ir.c (flist_add): New parameter issue_more.
8673 Init FENCE_ISSUE_MORE with it.
8674 (merge_fences): Likewise.
8675 (init_fences): Update call to flist_add.
8676 (add_to_fences, add_clean_fence_to_fences)
8677 (add_dirty_fence_to_fences): Likewise.
8678 (move_fence_to_fences): Update call to merge_fences.
8679 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8681 * sel-sched-ir.h (struct _fence): New field issue_more.
8682 (FENCE_ISSUE_MORE): New accessor macro.
8684 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8686 PR rtl-optimization/42388
8687 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8688 that have no predecessors nor successors. Do not call move_bb_info
8689 for empty blocks outside of current region.
8691 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8693 PR rtl-optimization/42294
8694 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8695 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8696 originators' originators.
8698 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8700 PR rtl-optimization/39453
8701 PR rtl-optimization/42246
8702 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8704 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8706 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8707 Alexander Monakov <amonakov@ispras.ru>
8710 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8711 (maybe_tidy_empty_bb): ... here. Make static. Add new
8712 argument. Update all callers.
8713 (tidy_control_flow): ... and here. Recompute topological order
8714 of basic blocks in region if necessary.
8715 (sel_redirect_edge_and_branch): Change return type. Return true
8716 if topological order might have been invalidated.
8717 (purge_empty_blocks): Export and move from...
8718 * sel-sched.c (purge_empty_blocks): ... here.
8719 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8720 (maybe_tidy_empty_bb): Delete prototype.
8721 (purge_empty_blocks): Declare.
8723 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8725 PR rtl-optimization/42249
8726 * sel-sched.c (try_replace_dest_reg): When chosen register
8727 and original register is the same, do not bail out early, but
8728 still check all original insns for validity of replacing destination
8729 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8732 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8735 Port from no-undefined-overflow branch:
8736 2009-03-09 Richard Guenther <rguenther@suse.de>
8738 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8740 2010-01-14 Richard Guenther <rguenther@suse.de>
8743 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8745 2010-01-14 Ira Rosen <irar@il.ibm.com>
8747 PR tree-optimization/42709
8748 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8749 as scalar type in creation of constant vector operand.
8751 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8754 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8755 (check-parallel-%): Match `testsuite' directory component only
8758 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8760 PR translation/39521
8761 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8764 2010-01-13 Richard Guenther <rguenther@suse.de>
8766 PR tree-optimization/42730
8767 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8770 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8773 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8774 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8777 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8779 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8780 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8781 ___umulsi3_highpart.
8783 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8784 rather than schedule_insns if the pass is enabled.
8786 2010-01-13 Martin Jambor <mjambor@suse.cz>
8788 PR tree-optimization/42704
8789 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8792 2010-01-13 Martin Jambor <mjambor@suse.cz>
8794 PR tree-optimization/42703
8795 * tree-sra.c (analyze_access_subtree): Check that we can build a
8796 reference to the original data within the aggregate.
8798 2010-01-13 Richard Guenther <rguenther@suse.de>
8800 PR tree-optimization/42705
8801 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8803 2010-01-13 Richard Guenther <rguenther@suse.de>
8806 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8808 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8811 * var-tracking.c (values_to_unmark): New variable.
8812 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8813 values_to_unmark vector. Moved body to...
8814 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8815 instead queue it into values_to_unmark vector.
8816 (vt_find_locations): Free values_to_unmark vector.
8818 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8820 * config/s390/s390.c (override_options): Set
8821 default of max-pending-list-length to 256
8823 2010-01-13 Richard Guenther <rguenther@suse.de>
8826 * tree-pass.h (PROP_gimple_lcx): New.
8827 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8828 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8829 before the final cleanup_eh.
8830 (dump_properties): Dump PROP_gimple_lcx.
8831 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8832 (tree_lower_complex_O0): Remove.
8833 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8834 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8835 tree_lower_complex, schedule TODO_update_ssa.
8836 * lto-streamer-out.c (output_function): Stream the functions
8838 * lto-streamer-in.c (input_function): Likewise.
8839 (lto_read_body): Do not override them here.
8841 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8844 * c-typeck.c (build_c_cast): Fold value cast to union type before
8845 wrapping it in a CONSTRUCTOR.
8847 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8849 PR rtl-optimization/42699
8850 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8853 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8855 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8856 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8857 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8858 SUBTARGET_WARN_UNUSED_SPEC): ... here
8859 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8861 2010-01-12 Julian Brown <julian@codesourcery.com>
8863 * config/arm/neon-schedgen.ml (Utils): Don't try to
8864 open missing module.
8865 (find_with_result): New.
8867 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8870 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8871 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8873 PR tree-optimization/42645
8874 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8875 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8876 decl_map, set processing_debug_stmt to -1 and return name without
8879 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8881 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8882 binutils version, and reword target configuration description.
8884 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8886 * config/avr/avr.h (LINKER_NAME): Remove.
8888 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8891 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8892 that support VSX, warn for -mno-altivec if vsx is not disabled,
8895 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8896 Shujing Zhao <pearly.zhao@oracle.com>
8898 PR translation/42469
8899 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8900 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8901 character between option name and help text.
8902 * c.opt (imultilib): Likewise.
8904 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8906 * lto-streamer-out.c (output_unreferenced_globals): Output static
8909 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8911 PR rtl-optimization/42621
8912 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8913 optimizing for size.
8914 (duplicate_computed_gotos): Remove now-redundant check.
8916 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8919 * configure.ac: Save and restore LDFLAGS and LIBS
8920 * configure: Regenerate.
8922 2010-01-10 Richard Guenther <rguenther@suse.de>
8925 * builtins.c (fold_builtin_strlen): Add type argument and
8926 convert the resulting length to it.
8927 (fold_builtin_1): Adjust.
8929 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8931 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8932 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8934 (num_insns_constant_wide): Adjust for that change.
8936 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8939 * web.c (union_defs): Add used argument, to combine uses of
8941 (entry_register): Adjust type and tests of used argument.
8942 (web_main): Widen used for new use. Pass it to union_defs.
8943 * df.h (union_defs): Adjust prototype.
8945 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8948 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8949 uses in new incoming argument. Free body.
8950 (reset_debug_uses_in_loop): New.
8951 (analyze_insn_to_expand_var): Call the latter if the former found
8952 anything. Fix whitespace. Reject invalid dest overlaps before
8953 going through all insns in the loop.
8955 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8958 * haifa-sched.c (dying_use_p): Debug insns don't count.
8960 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8963 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8964 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8965 (verify_gimple_call): Reject LHS in noreturn calls.
8967 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8971 * tree-vect-loop-manip.c (adjust_info): New type.
8972 (adjust_vec): New pointer to vector.
8973 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8974 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8975 (slpeel_update_phis_for_duplicate_loop): Use them.
8976 (slpeel_update_phi_nodes_for_guard1): Likewise.
8977 (slpeel_update_phi_nodes_for_guard2): Likewise.
8978 (slpeel_tree_peel_loop_to_edge): Likewise.
8979 (vect_update_ivs_after_vectorizer): Likewise.
8981 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8983 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8984 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8986 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8988 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8989 bogus uninitialized warning.
8991 2010-01-09 Richard Guenther <rguenther@suse.de>
8994 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8995 the evolution is compatible with the initial condition.
8997 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8999 * gcc.c (process_command): Update copyright notice dates.
9000 * gcov.c (print_version): Likewise.
9001 * gcov-dump.c (print_version): Likewise.
9002 * mips-tfile.c (main): Likewise.
9003 * mips-tdump.c (main): Likewise.
9005 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9008 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9010 (rotlhi3_8): Delete.
9012 (rotlsi3_8): Delete.
9013 (rotlsi3_16): Delete.
9014 (rotlsi3_24): Delete.
9016 (*rotw<mode>3): New.
9017 (*rotb<mode>3): New.
9018 * config/avr/avr.c (avr_rotate_bytes): New function.
9019 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9021 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9024 * configure.ac: Modify -rdynamic check.
9025 * configure: Regenerate.
9027 2010-01-08 DJ Delorie <dj@redhat.com>
9029 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9030 register popping order.
9032 2010-01-08 Richard Guenther <rguenther@suse.de>
9035 * c.opt (fsigned-char): Also let LTO handle this option.
9036 (funsigned-char): Likewise.
9038 2010-01-07 Richard Guenther <rguenther@suse.de>
9040 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9041 (gimple_op): Likewise.
9042 (gimple_op_ptr): Likewise.
9043 (gimple_assign_set_lhs): Remove gcc_assert.
9044 (gimple_assign_set_rhs1): Likewise.
9045 (gimple_assign_set_rhs2): Likewise.
9046 (gimple_call_set_lhs): Likewise.
9047 (gimple_call_set_fn): Likewise.
9048 (gimple_call_set_fndecl): Likewise.
9049 (gimple_call_fndecl): Likewise.
9050 (gimple_call_return_type): Likewise.
9051 (gimple_call_set_chain): Likewise.
9052 (gimple_call_num_args): Likewise.
9053 (gimple_call_set_arg): Likewise.
9054 (gimple_cond_set_code): Likewise.
9055 (gimple_cond_set_lhs): Likewise.
9056 (gimple_cond_set_rhs): Likewise.
9057 (gimple_cond_set_true_label): Likewise.
9058 (gimple_cond_set_false_label): Likewise.
9059 (gimple_label_set_label): Likewise.
9060 (gimple_goto_set_dest): Likewise.
9061 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9062 (gimple_debug_bind_get_value): Likewise.
9063 (gimple_debug_bind_get_value_ptr): Likewise.
9064 (gimple_debug_bind_set_var): Likewise.
9065 (gimple_debug_bind_set_value): Likewise.
9066 (gimple_debug_bind_reset_value): Likewise.
9067 (gimple_debug_bind_has_value_p): Likewise.
9068 (gimple_return_retval_ptr): Remove gcc_assert.
9069 (gimple_return_retval): Likewise.
9070 (gimple_return_set_retval): Likewise.
9071 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9072 (safe_referenced_var_iterator): Remove.
9073 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9074 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9075 (fill_referenced_var_vec): Remove.
9076 (first_readonly_imm_use): Remove redundant gcc_assert.
9077 (phi_arg_index_from_use): Combine gcc_asserts.
9078 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9079 (first_imm_use_stmt): Remove redundant gcc_assert.
9080 * tree-cfg.c (verify_gimple_call): Verify function and chain
9081 operands. Verify arguments.
9082 (verify_types_in_gimple_stmt): Verify condition code and labels.
9084 2010-01-07 Richard Guenther <rguenther@suse.de>
9086 PR tree-optimization/42641
9087 * sese.c (rename_map_elt_info): Use the SSA name version, do
9090 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9092 PR tree-optimization/42625
9093 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9094 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9096 2010-01-07 Duncan Sands <baldrick@free.fr>
9098 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9100 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9103 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9104 note itself is not function_invariant_p.
9106 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9108 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9109 Do not add the DF_NOTE problem.
9110 * store-motion.c (execute_rtl_store_motion): Likewise.
9112 2010-01-07 Martin Jambor <mjambor@suse.cz>
9114 PR tree-optimization/42157
9115 * tree-sra.c (compare_access_positions): Stabilize sort if both
9116 accesses have integer types, return zero immediately if they are the
9119 2010-01-06 Richard Henderson <rth@redhat.com>
9122 * haifa-sched.c (add_to_note_list): Merge into ...
9123 (concat_note_lists): ... here, and ...
9124 (unlink_other_notes, rm_other_notes): Merge into...
9125 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9126 NOTE_INSN_EPILOGUE_BEG.
9128 2010-01-06 Richard Guenther <rguenther@suse.de>
9130 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9131 not inline regular functions into always-inline functions.
9133 2010-01-06 Nick Clifton <nickc@redhat.com>
9135 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9136 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9138 (OVERRIDE_OPTIONS): Delete.
9139 (OPTIMIZATION_OPTIONS): Define.
9140 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9141 * config/rx/rx.c (rx_handle_option): Issue an error message if
9142 -mcpu=rx200 and -fpu are used together.
9143 (rx_set_optimization_options): New function. Issue an error
9144 message if an optimization attribute attempts to reset the FPU/
9145 math optimization pairing.
9146 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9147 * config/rx/rx.opt: Set the default to 32-bit doubles.
9148 * config/rx/t-rx: Add multilibs for -nofpu option.
9149 * doc/invoke.texi: Update documentation of RX options.
9151 2010-01-06 Richard Guenther <rguenther@suse.de>
9153 * tree-ssa-pre.c (name_to_id): New global.
9154 (alloc_expression_id): Simplify SSA name handling.
9155 (lookup_expression_id): Likewise.
9156 (init_pre): Zero name_to_id.
9157 (fini_pre): Free it.
9159 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9161 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9163 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9166 * config/i386/sse.md (smaxv2di3): New.
9167 (umaxv2di3): Likewise.
9168 (sminv2di3): Likewise.
9169 (uminv2di3): Likewise.
9171 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9174 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9175 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9176 (legitimize_tls_address): Likewise.
9177 (sparc_tls_referenced_p): Likewise.
9178 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9179 and adjust calls to legitimize_pic_address.
9180 (legitimate_constant_p) Use sparc_tls_referenced_p.
9181 (legitimate_pic_operand_p): Likewise.
9182 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9183 (sparc_tls_symbol_ref_1): Delete.
9184 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9185 (legitimize_tls_address): Make static, handle CONST patterns.
9186 (legitimize_pic_address): Make static, remove unused parameter and
9187 adjust recursive calls.
9188 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9189 and adjust call to legitimize_pic_address.
9190 (sparc_output_mi_thunk): Likewise.
9192 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9193 H.J. Lu <hongjiu.lu@intel.com>
9196 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9197 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9198 operands to make them signed.
9201 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9204 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9205 GTU to GT for V4SI and V2DI.
9207 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9208 (umin<mode>3): Removed.
9210 (uminv4si3): Likewise.
9212 2010-01-05 Martin Jambor <mjambor@suse.cz>
9214 PR tree-optimization/42462
9215 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9216 current_function_decl to helper functions and macros.
9218 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9221 * flags.h: Don't include real.h.
9222 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9223 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9224 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9225 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9226 * dominance.c: Update copyright.
9227 * gimple.c (walk_gimple_op): Remove inline.
9228 * tree-ssa-reassoc.c: Include real.h.
9229 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9230 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9232 2010-01-05 Nick Clifton <nickc@redhat.com>
9234 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9235 register to push into the stack frame when the accumulator has to
9236 be saved during interrupts.
9238 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9240 * doc/invoke.texi: Remove the documentation about option
9242 * common.opt (Wunreachable-code): Preserved for backward
9244 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9245 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9246 the backward compatibility flag section.
9248 2010-01-05 Richard Guenther <rguenther@suse.de>
9250 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9252 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9255 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9257 PR tree-optimization/42508
9258 * tree-sra.c (convert_callers): Check for recursive call
9259 by comparing cgraph nodes instead of decls.
9260 (modify_function): Call ipa_modify_formal_parameters also
9261 on all same_body aliases.
9263 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9264 cgraph nodes when checking for same_body aliases.
9266 2010-01-05 Richard Guenther <rguenther@suse.de>
9268 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9269 allocation and lookup.
9270 (get_or_alloc_expr_for_constant): Likewise.
9271 (phi_translate): Sink allocation.
9273 2010-01-04 Richard Guenther <rguenther@suse.de>
9275 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9276 a new entry only if needed.
9277 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9278 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9280 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9282 (phi_translate): Handle CONSTANTs early.
9284 2010-01-04 Martin Jambor <mjambor@suse.cz>
9286 PR tree-optimization/42398
9287 * tree-sra.c (struct access): Removed flag grp_different_types.
9288 (dump_access): Do not dump the removed flag.
9289 (sort_and_splice_var_accesses): Do not set the removed flag.
9290 (sra_modify_expr): Check for type compatibility directly.
9292 2010-01-04 Martin Jambor <mjambor@suse.cz>
9294 PR tree-optimization/42366
9295 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9296 edges with variable number of parameters.
9297 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9298 flag instead of asserting it.
9299 (ipa_read_node_info): Read uses_analysis_done flag.
9301 2010-01-04 Richard Guenther <rguenther@suse.de>
9303 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9304 iterative_hash_* as intended.
9305 (vn_reference_compute_hash): Likewise. Simplify hashing
9307 (vn_reference_lookup_2): Likewise.
9308 (vn_nary_op_compute_hash): Likewise.
9309 (vn_phi_compute_hash): Likewise.
9310 (expressions_equal_p): Remove strange code.
9311 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9312 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9313 (bitmap_insert_into_set_1): Take value-id as parameter.
9314 (add_to_value): Pass it.
9315 (bitmap_insert_into_set): Likewise.
9316 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9318 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9321 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9322 (do_self_spec): For switches with SWITCH_IGNORE set set also
9323 SWITCH_IGNORE_PERMANENTLY.
9324 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9327 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9329 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9330 tree of an unreferenced global var.
9332 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9335 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9336 GTU to GT for V4SI and V2DI.
9338 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9339 (umin<mode>3): Removed.
9341 (uminv4si3): Likewise.
9343 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9346 * collect2.c (main): Turn on trace in collect2 if -v is passed
9349 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9351 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9352 description of expression operand.
9354 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9356 * configure.ac: Add install-html to target_list for Make-hooks.
9357 * configure: Regenerate.
9358 * fortran/Make-lang.in (F95_HTMLFILES): New.
9359 (fortran.html): Use it.
9360 (fortran.install-html): New.
9361 * Makefile.in (install-html): Add lang.install-html.
9362 * java/Make-lang.in (JAVA_HTMLFILES): New.
9363 (java.html): Use it.
9364 (java.install-html): New.
9365 * objc/Make-lang.in (objc.install-html): New.
9366 * objcp/Make-lang.in (obj-c++.install-html): New.
9367 * cp/Make-lang.in (c++.install-html): New.
9368 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9369 * lto/Make-lang.in (lto.install-html): New.
9371 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9374 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9376 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9378 PR rtl-optimization/41862
9379 * store-motion.c (store_killed_in_insn, compute_store_table,
9380 remove_reachable_equiv_notes, replace_store_insn,
9381 build_store_vectors): Ignore all DEBUG_INSNs.
9383 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9386 * common.opt: Add dumpdir.
9388 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9390 (option_map): Add --dumpdir.
9392 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9394 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9396 * opts.c (decode_options): Try dump_dir_name first if
9397 dump_base_name isn't an absolute path.
9398 (common_handle_option): Handle OPT_dumpdir.
9400 * toplev.c (dump_dir_name): New.
9401 (print_switch_values): Also ignore -dumpdir.
9403 * toplev.h (dump_dir_name): New.
9405 2010-01-03 Richard Guenther <rguenther@suse.de>
9407 PR tree-optimization/42589
9408 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9409 double-word expansion of bswap32.
9411 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9413 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9414 with BLOCK_FOR_INSN.
9415 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9416 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9417 noce_process_if_block): Likewise.
9418 * gcse.c (compute_local_properties, insert_expr_in_table,
9419 insert_set_in_table, canon_list_insert, find_avail_set,
9420 pre_insert_copy_insn): Likewise.
9422 * basic-block.h (BLOCK_NUM): Move from here...
9423 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9425 2010-01-03 Richard Guenther <rguenther@suse.de>
9427 PR tree-optimization/42438
9428 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9429 contains_may_not_return_call flag.
9430 (BB_MAY_NOTRETURN): New.
9431 (valid_in_sets): Trapping nary operations are not valid
9432 in blocks that may not return.
9433 (insert_into_preds_of_block): Remove check for trapping expressions.
9434 (compute_avail): Compute also BB_MAY_NOTRETURN.
9436 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9438 * doc/invoke.texi: Add 2010 to copyright years.
9440 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9442 * config/sparc/sparc.c: Fix formatting nits.
9444 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9445 Alexander Monakov <amonakov@ispras.ru>
9447 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9449 2010-01-02 Richard Guenther <rguenther@suse.de>
9452 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9453 (simplify_switch_using_ranges): Mark to be removed edges
9456 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9458 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9460 * collect2.c (scan_libraries): Add missing argument in call to
9463 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9466 * config/alpha/predicates.md (aligned_memory_operand): Return false
9468 (unaligned_memory_operand): Return true for CQImode.
9469 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9470 doesn not cross aligned SImode word boundary.
9472 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9474 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9476 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9477 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9479 2010-01-02 Richard Guenther <rguenther@suse.de>
9482 * toplev.c (compile_file): Emit LTO marker properly. Change
9484 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9486 2010-01-01 Richard Guenther <rguenther@suse.de>
9489 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9491 2010-01-01 Richard Guenther <rguenther@suse.de>
9494 * c-decl.c (grokdeclarator): For zero-size arrays force
9495 structural equality checks as layout_type does.
9497 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9499 * builtins.c: Update copyright to 2010.
9501 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9504 * lto-streamer-out.c (produce_asm): Revert the last change.
9505 (copy_function): Likewise.
9507 * lto-streamer.c (lto_get_section_name): Skip any leading
9510 2010-01-01 Richard Guenther <rguenther@suse.de>
9513 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9517 Copyright (C) 2010 Free Software Foundation, Inc.
9519 Copying and distribution of this file, with or without modification,
9520 are permitted in any medium without royalty provided the copyright
9521 notice and this notice are preserved.