1 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
3 * config.gcc: Add support for --with-cpu option for bdver1.
4 * config/i386/i386.h (TARGET_BDVER1): New macro.
5 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
6 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
7 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
8 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
9 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
10 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
11 (processor_type): Add PROCESSOR_BDVER1.
12 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
13 processor_type in config/i386/i386.h.
14 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
15 movaps <reg, reg> instead of movapd <reg, reg> when replacing
16 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
17 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
18 to emit packed xor instead of packed double/packed integer
19 xor for SSE and AVX when moving a zero value.
20 * config/i386/sse.md: Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
21 to emit movaps instead of movapd/movdqa for SSE and AVX.
22 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single
23 logical operations i.e and, or and xor instead of packed double logical
24 operations for SSE and AVX.
25 * config/i386/i386-c.c:
26 (ix86_target_macros_internal): Add PROCESSOR_BDVER1.
27 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
28 (has_fma4, has_xop): New.
29 * config/i386/i386.c (bdver1_cost): New variable.
30 (m_BDVER1): New macro.
31 (m_AMD_MULTIPLE): Add m_BDVER1.
32 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
33 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
34 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
35 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
36 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
37 x86_tune_sse_partial_reg_dependency, x86_tune_sse_unaligned_load_optimal,
38 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
39 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
40 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
41 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
42 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
43 Enable/disable for bdver1.
44 (processor_target_table): Add bdver1_cost.
45 (cpu_names): Add bdver1.
46 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
47 processor_alias_table.
48 (ix86_expand_vector_move_misalign): Change
49 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
50 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
51 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
52 of movupd/movdqu for SSE and AVX.
53 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
54 (ix86_tune_adjust_cost): Add code for bdver1.
55 (standard_sse_constant_opcode): Add check for
56 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
57 of packed double xor for SSE and AVX.
59 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
61 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
64 2010-05-14 Tristan Gingold <gingold@adacore.com>
66 * toplev.c (default_debug_hooks): Remove this variable.
67 (process_options): Remove assignments to default_debug_hooks.
69 2010-05-14 Martin Jambor <mjambor@suse.cz>
71 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
72 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
73 * langhooks.h (struct lang_hooks_for_decls): Removed field
75 * tree.c (free_lang_data): Remove assignment to
76 lang_hooks.fold_obj_type_ref.
77 * tree.def (OBJ_TYPE_REF): Update comment.
79 2010-05-14 Richard Guenther <rguenther@suse.de>
81 PR tree-optimization/44124
82 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
84 2010-05-14 Alan Modra <amodra@gmail.com>
87 * config/rs6000/rs6000.c (struct machine_function): Reorder
88 fields for better packing. Add lr_save_state.
89 (rs6000_ra_ever_killed): Return lr_save_state if set.
90 (rs6000_emit_eh_reg_restore): Set lr_save_state.
92 2010-05-13 Jan Hubicka <jh@suse.cz>
94 * varpool.c (decide_is_variable_needed): Drop code checking
95 TREE_SYMBOL_REFERENCED.
97 2010-05-13 Jan Hubicka <jh@suse.cz>
99 * final.c (output_addr_const): Do not call mark_decl_referenced.
100 * cgraphunit.c (process_function_and_variable_attributes): Use
101 mark_needed_node dirrectly.
102 (assemble_thunk): Do not call mark_decl_referenced.
104 2010-05-13 Anatoly Sokolov <aesok@post.ru>
106 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
108 2010-05-13 Jeff Law <law@redhat.com>
110 * ira-conflicts.c (print_allocno_conflicts): New function broken out
112 (print_conflicts): Call print_allocno_conflicts.
114 2010-05-13 Jakub Jelinek <jakub@redhat.com>
117 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
120 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
122 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
123 t-mingw-w64 or t-mingw-w32 for multilib configuration.
124 * config/i386/t-mingw-w32: New.
125 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
127 2010-05-13 Martin Jambor <mjambor@suse.cz>
129 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
131 * gimple-fold.c (get_base_binfo_for_type): New function.
132 (gimple_get_relevant_ref_binfo): Likewise.
133 (gimple_fold_obj_type_ref_known_binfo): Likewise.
134 (gimple_fold_obj_type_ref): Likewise.
135 (fold_gimple_call): Simplify condition for folding virtual calls
136 and call gimple_fold_obj_type_ref.
137 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
138 (gimple_fold_obj_type_ref_known_binfo): Likewise.
140 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
142 * config/rs6000/rs6000-protos.h
143 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
144 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
145 (rs6000_debug_mode_dependent_address)
146 (rs6000_mode_dependent_address_ptr): Likewise.
148 2010-05-13 Jakub Jelinek <jakub@redhat.com>
151 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
153 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
154 * tree-sra.c (create_access_replacement): Call unshare_expr before
155 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from
157 * dwarf2out.c: Include tree-flow.h.
158 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
159 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
160 Handle DW_OP_bit_piece.
161 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
162 construct_piece_list, adjust_piece_list): New functions.
163 (add_var_loc_to_decl): Handle SRA optimized variables.
164 Adjust for var_loc_note to loc field renaming.
165 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
166 in VAR_LOCATION note.
167 (new_loc_descr_op_bit_piece): New function.
168 (dw_sra_loc_expr): New function.
169 (dw_loc_list): Use it. Don't handle the last range after the
170 loop, handle it inside of the loop. Adjust for var_loc_note
171 to loc field renaming.
172 (add_location_or_const_value_attribute): Only special case
173 single entry loc lists if loc is NOTE_P. Adjust for
174 var_loc_note to loc field renaming.
175 (dwarf2out_var_location): Don't set newloc->var_loc_note
176 and newloc->next here.
178 2010-05-12 Jan Hubicka <jh@suse.cz>
180 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
182 * cgraph.h (cgraph_only_called_directly_p,
183 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
184 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
185 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
187 * ipa.c (cgraph_remove_unreachable_nodes): Use
188 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
190 * tree-inline.c (copy_bb): Check address_taken flag.
191 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
192 externally_visible flag.
194 2010-05-12 Jason Merrill <jason@redhat.com>
198 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
199 * sdbout.c (plain_type_1): Likewise.
200 * dwarf2out.c (is_base_type): Likewise.
201 (gen_type_die_with_usage): Likewise. Generate
202 DW_TAG_unspecified_type for any LANG_TYPE.
204 2010-05-12 Jan Hubicka <jh@suse.cz>
206 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
208 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
209 (cgraph_clone_edge): Update.
210 (cgraph_node_remove_callees): Remove indirect calls too.
211 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
212 (cgraph_create_indirect_edge): Update prototype.
213 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
214 is_proper_for_analysis.
215 (add_new_function, visited_nodes, function_insertion_hook_holder,
216 get_local_reference_vars_info, mark_address_taken, mark_address,
217 mark_load, mark_store, check_asm_memory_clobber, check_call,
218 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
219 (ipa_init): Do not initialize visited_nodes;
220 function_insertion_hook_holder.
221 (analyze_variable): Rewrite.
222 (analyze_function): Rewrite.
223 (copy_local_bitmap): Remove.
224 (duplicate_node_dat): Do not duplicate local info.
225 (generate_summary): Simplify to only walk cgraph.
226 (write_node_summary_p, ipa_reference_write_summary,
227 ipa_reference_read_summary): Remove.
228 (propagate): Do not remove function insertion;
230 (pass_ipa_reference): NULLify summary handling fields.
231 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
232 (input_edge): Input ecf_flags.
233 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
234 (update_indirect_edges_after_inlining): Ignore edges with unknown
237 2010-05-12 Sriraman Tallam <tmsriram@google.com>
239 * implicit-zee.c: New file.
240 * tree-pass.h (pass_implicit_zee): Declare.
241 * passes.c (init_optimization_passes): Add zee pass.
242 * common.opt (fzee): New flag.
243 * timevar.def (TV_ZEE): Define.
244 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
246 * Makefile.in (implicit-zee.o): Add new build file.
248 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
249 Nathan Froyd <froydnj@codesourcery.com>
251 * c-common.c (sync_resolve_params): Remove write-only variable.
253 2010-05-12 Anatoly Sokolov <aesok@post.ru>
255 * target.h (struct gcc_target): Add mode_dependent_address_p field.
256 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
257 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
258 * targhooks.c (default_mode_dependent_address_p): New function.
259 * targhooks.h (default_mode_dependent_address_p): Declare function.
260 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
261 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
262 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
263 target hook. Change return type to bool.
264 * recog.h: (mode_dependent_address_p): Change return type to bool.
266 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
267 Nathan Froyd <froydnj@codesourcery.com>
269 * tree-mudflap.c (build_function_type_0, build_function_type_1,
270 build_function_type_2, build_function_type_3): Remove.
271 (mudflap_init): Use build_function_type_list.
273 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
274 Nathan Froyd <froydnj@codesourcery.com>
276 * coverage.c (build_fn_info_value): Call build_constructor instead of
277 build_constructor_from_list.
278 (build_ctr_info_value): Likewise.
279 (build_gcov_info): Likewise.
281 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
283 * tree.c (build_constructor): Compute TREE_CONSTANT for the
284 resultant constructor.
285 (build_constructor_single): Don't set TREE_CONSTANT.
286 (build_constructor_from_list): Don't compute TREE_CONSTANT.
288 2010-05-12 Jan Hubicka <jh@suse.cz>
290 * cgraph.h (struct varpool_node): Add aux.
291 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
292 * varpool.c (varpool_remove_node): Do not remove initializer.
293 (varpool_reset_queue): Export.
294 (varpool_finalize_decl): Volatile vars are forced to be output.
295 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
297 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
298 process_references, varpool_can_remove_if_no_refs): New functions.
299 (cgraph_remove_unreachable_nodes): Handle variables too.
301 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
304 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
306 2010-05-12 Jakub Jelinek <jakub@redhat.com>
309 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
310 change value of ORT_TASK.
311 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
312 (omp_notice_threadprivate_variable): New function.
313 (omp_notice_variable): Call it for threadprivate variables.
314 If enclosing ctx is a task, print enclosing task rather than
315 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
316 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
317 if task has untied clause.
320 * dwarf2out.c (base_type_die): Don't add name attribute here.
321 (modified_type_die): Instead of sizetype use
322 its underlying original type. If a DW_TAG_base_type doesn't
323 have name added, add __unknown__.
324 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
325 always call force_type_die instead.
327 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
329 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
330 for __stack_chk_guard.
332 2010-05-11 Jakub Jelinek <jakub@redhat.com>
334 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
335 don't call start_source_file debug hook here...
336 (finish_options): ... but here, after outputting predefined and
337 command line defines and undefs.
340 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
342 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
343 optimizing away empty bb with no successors, move over its
344 footer chain to fallthru predecessor.
345 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
346 (rtl_split_edge): For asm goto call patch_jump_insn even if
347 splitting fallthru edge.
350 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
351 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
352 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
353 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
357 * c-parser.c (c_parser_expression): Mark LHS of a comma
358 expression as read if it is a decl, handled component or
359 COMPOUND_EXPR with that on the RHS.
360 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
361 if it is a decl or handled component.
363 2010-05-11 Jan Hubicka <jh@suse.cz>
365 * lto-symtab.c (lto_symtab_free): New function.
366 * lto-streamer.h (lto_symtab_free): Declare.
368 2010-05-11 Jan Hubicka <jh@suse.cz>
370 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
371 that if function is needed it is reachable.
372 (lto_output_node): See if it the function is reachable or referenced.
373 (output_cgraph): Update call of lto_output_node.
374 * lto-streamer.h (reachable_from_other_partition_p): Declare.
376 2010-05-11 Jan Hubicka <jh@suse.cz>
378 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
381 2010-05-11 Jan Hubicka <jh@suse.cz>
383 PR tree-optimize/44063
384 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
386 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
388 (estimate_function_body_sizes): Compute sizes even when disregarding.
390 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
392 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
394 2010-05-11 Jan Hubicka <jh@suse.cz>
396 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
399 2010-05-11 Jan Hubicka <jh@suse.cz>
401 * matrix-reorg.c (matrix_reorg): Rebuild edges.
403 2010-05-11 Jan Hubicka <jh@suse.cz>
405 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
406 lto_streamer_cache_delete): Put nodes into heap.
407 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
410 2010-05-11 Jan Hubicka <jh@suse.cz>
412 * cgraphbuild.c (cgraph_rebuild_references): New.
413 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
415 * cgraph.h (cgraph_rebuild_references): Declare.
416 * tree-inline.c (tree_function_versioning): Use it.
417 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
419 2010-05-11 Jan Hubicka <jh@suse.cz>
421 * cgraph.c: Include ipa-utils.h
422 (cgraph_create_virtual_clone): Update references.
423 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
425 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
427 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
428 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
431 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
433 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
435 2010-05-11 Jakub Jelinek <jakub@redhat.com>
437 * gcc.c (execute): For -### don't quote arguments that
438 contain just alphanumerics and _/-. characters.
439 * doc/invoke.texi: Document that change for -###.
442 * df-problems.c (struct dead_debug): Add to_rescan field.
443 (dead_debug_init): Clear to_rescan field.
444 (dead_debug_finish): Rescan all debug insns in to_rescan
445 bitmap and free the bitmap.
446 (dead_debug_insert_before): Instead of rescanning debug insns
447 immediately queue their rescanning until dead_debug_finish.
448 (df_note_bb_compute): After dead_debug_add do continue instead
451 2010-05-10 Jakub Jelinek <jakub@redhat.com>
454 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
455 clear also INSN_REG_USE_LIST.
457 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
459 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
461 2010-05-10 Jan Hubicka <jh@suse.cz>
463 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
466 2010-05-10 Jan Hubicka <jh@suse.cz>
468 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
470 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
471 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
472 (lto_streamer_cache_create): Init alloc pool.
473 (lto_streamer_cache_delete): Free alloc pool.
474 * lto-streamer.h: Include alloc pool.
475 (lto_streamer_cache_d): Use alloc pool.
476 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
478 2010-05-10 Jan Hubicka <jh@suse.cz>
480 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
481 * cgraphbuild.c: Include except.h
482 (record_type_list, record_eh_tables): New function.
483 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
485 2010-05-10 Jan Hubicka <jh@suse.cz>
487 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
488 __frame_dummy_init_array_entry, force_to_data): Attribute as used
491 2010-05-10 Michael Matz <matz@suse.de>
493 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
494 (can_reassociate_p): Use FLOAT_TYPE_P.
495 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
496 (vect_force_simple_reduction): ... this.
497 * tree-parloops.c (gather_scalar_reductions): Use
498 vect_force_simple_reduction.
499 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
500 vect_is_simple_reduction, add modify argument, if true rewrite
502 (vect_is_simple_reduction, vect_force_simple_reduction): New
504 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
506 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
507 Vladimir Makarov <vmakarov@redhat.com>
509 PR rtl-optimization/44012
510 * ira-build.c (remove_unnecessary_allocnos): Nullify
511 regno_allocno_map of the removed allocno.
513 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
515 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
517 * configure: Regenerate.
519 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
521 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
523 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
524 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
526 * configure: Regenerate.
528 2010-05-10 Richard Guenther <rguenther@suse.de>
530 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
531 marked if the entry identifier is marked.
533 2010-05-10 Richard Guenther <rguenther@suse.de>
535 * c-common.c (struct c_common_attributes): Add fnspec attribute.
536 (handle_fnspec_attribute): New function.
537 * gimple.h (gimple_call_return_flags): Declare.
538 (gimple_call_arg_flags): Likewise.
539 * gimple.c (gimple_call_arg_flags): New function.
540 (gimple_call_return_flags): Likewise.
541 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
543 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
545 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
546 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
548 (make_heapvar_for): ... this new function.
549 (handle_rhs_call): Handle fnspec attribute argument specifiers.
550 (handle_lhs_call): Likewise.
551 (find_func_aliases): Adjust.
553 2010-05-10 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/44050
556 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
558 2010-05-10 Wei Guozhi <carrot@google.com>
561 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
563 2010-05-09 Joseph Myers <joseph@codesourcery.com>
566 * c-typeck.c (lookup_field): Take a type directly. Update
568 (build_component_ref): Update call to lookup_field.
569 (set_init_label): Use lookup_field to find initialized field.
570 Handle returned list of fields like a sequence of designators.
572 2010-05-09 Richard Guenther <rguenther@suse.de>
575 * fold-const.c (tree_single_nonzero_warnv_p): Properly
576 handle &FUNCTION_DECL.
578 2010-05-09 Joseph Myers <joseph@codesourcery.com>
581 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
582 structures and unions recursively.
583 (detect_field_duplicates): Move duplicate detection with a hash to
584 detect_field_duplicates_hash. Always use a hash if anonymous
585 structures or unions are present.
586 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
589 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
592 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
593 detect Atom, Core 2 and Core i7.
595 2010-05-09 Richard Guenther <rguenther@suse.de>
597 * gcc.c (store_arg): Handle temporary file deletion for
600 2010-05-09 Richard Guenther <rguenther@suse.de>
603 * ipa-inline.c (estimate_function_body_sizes): Return after
604 disregarding inline limits.
606 2010-05-09 Richard Guenther <rguenther@suse.de>
608 * gcc.c (store_arg): Revert last change.
610 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
613 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
614 (optimize_ops_list): Call it.
616 2010-05-08 Richard Guenther <rguenther@suse.de>
618 PR tree-optimization/44030
619 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
620 NECESSARY flag if we propagate from a inserted expression.
622 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
624 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
625 domain types as equal if they are both PLACEHOLDER_EXPRs.
627 2010-05-08 Richard Guenther <rguenther@suse.de>
629 * lto-wrapper.c (run_gcc): Remove linker output from
630 command line for LTRANS invocation.
632 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
634 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
635 lto-macho as lto_binary_reader.
636 * target.h (struct gcc_target): New hooks lto_start and lto_end.
637 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
638 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
639 in lto_start and lto_end calls.
640 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
642 (scan_prog_file): Update is_elf_or_coff call.
643 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
645 * collect2.c (main): Fix enum comparison.
647 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
649 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
650 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
651 and TARGET_ASM_LTO_END.
652 * darwin.c: Include obstack.h and lto-streamer.h.
653 (lto_section_names_offset, lto_section_names_obstack,
654 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
656 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
657 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
659 (darwin_asm_lto_end): New function. Restore asm_out_file.
660 (darwin_asm_named_section): For LTO sections, replace the name with
661 the offset of the section name in a string table, and build this
663 (darwin_file_start): Initialize global vars for LTO support.
664 (darwin_file_end): If output to asm_out_file was redirected, append it
665 to the proper asm_out_file here. Add the section names section.
667 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
669 * c-pragma.c (pending_weak_d, pending_weak): New.
670 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
671 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
672 handle_pragma_weak): Update the uses of pending_weaks.
674 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
676 PR documentation/44016
677 * doc/standards.texi (Standards): Link to unversioned
678 cxx0x_status.html page.
680 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
683 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
684 in addition to TREE_USED, to avoid "set but unused" warnings.
686 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
688 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
689 (is_loop_prefetching_profitable): Do not insert prefetches
690 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
691 times the prefetch ahead distance.
693 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
695 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
696 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
697 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
700 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
702 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
703 a diagnostic info when the insn-to-mem ratio is too small.
705 2010-05-07 Richard Guenther <rguenther@suse.de>
707 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
709 (store_arg): Queue temp_filename for deletion instead of
712 2010-05-07 Richard Guenther <rguenther@suse.de>
714 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
715 (run_gcc): Handle LTRANS phase invocation.
716 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
718 2010-05-07 Jakub Jelinek <jakub@redhat.com>
720 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
721 this is also meaningful on PARM_DECLs and RESULT_DECLs.
723 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
725 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
727 2010-05-07 Richard Guenther <rguenther@suse.de>
729 PR tree-optimization/44020
730 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
731 code when PRE is not yet initialized.
733 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
735 * config/mips/dbxmdebug.h: Remove.
736 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
738 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
740 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
741 with null pointer and also warn about ordered comparison of zero with
744 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
746 * graphite-blocking.c
747 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
748 * graphite-clast-to-gimple.c
749 (clast_to_gcc_expression): Same.
750 (precision_for_value): Same.
751 (precision_for_interval): Same.
752 (gcc_type_for_interval): Same.
753 (graphite_create_new_guard): Same.
754 (compute_bounds_for_level): Same.
755 (graphite_create_new_loop_guard): Same.
756 * graphite-interchange.c
757 (build_linearized_memory_access): Same.
758 (pdr_stride_in_loop): Same.
759 (memory_strides_in_loop_1): Same.
760 (memory_strides_in_loop): Same.
761 (extend_scattering): Same.
762 (psct_scattering_dim_for_loop_depth): Same.
763 (pbb_number_of_iterations): Same.
765 (debug_iteration_domains): Same.
767 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
768 (ppl_set_inhomogeneous_gmp): Same.
769 (ppl_strip_loop): Same.
770 (ppl_lexico_compare_linear_expressions): Same.
771 (ppl_read_polyhedron_matrix): Same.
772 (ppl_max_for_le_pointset): Same.
774 (ppl_read_polyhedron_matrix): Same.
775 (tree_int_to_gmp): Same.
776 (gmp_cst_to_tree): Same.
777 (ppl_set_inhomogeneous): Same.
778 (ppl_set_inhomogeneous_tree): Same.
779 (ppl_set_coef): Same.
780 (ppl_set_coef_tree): Same.
781 * graphite-sese-to-poly.c
782 (build_pbb_scattering_polyhedrons): Same.
783 (build_scop_scattering): Same.
784 (scan_tree_for_params_right_scev): Same.
785 (scan_tree_for_params): Same.
786 (find_params_in_bb): Same.
787 (find_scop_parameters): Same.
788 (add_upper_bounds_from_estimated_nit): Same.
789 (build_loop_iteration_domains): Same.
790 (add_condition_to_domain): Same.
791 (pdr_add_memory_accesses): Same.
793 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
795 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
796 CLooG's value_* macros to their respective mpz_* counterparts.
797 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
798 (graphite_create_new_loop_guard): Same.
799 * graphite-interchange.c (build_linearized_memory_access): Same.
800 (pdr_stride_in_loop): Same.
801 (memory_strides_in_loop_1): Same.
802 (1st_interchange_profitable_p): Same.
803 * graphite-poly.c (extend_scattering): Same.
804 (psct_scattering_dim_for_loop_depth): Same.
805 (pbb_number_of_iterations): Same.
806 (pbb_number_of_iterations_at_time): Same.
807 * graphite-poly.h (new_1st_loop): Same.
808 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
809 (oppose_constraint): Same.
810 (insert_constraint_into_matrix): Same.
811 (ppl_set_inhomogeneous_gmp): Same.
812 (ppl_set_coef_gmp): Same.
813 (ppl_strip_loop): Same.
814 (ppl_lexico_compare_linear_expressions): Same.
815 (ppl_max_for_le_pointset): Same.
816 (ppl_min_for_le_pointset): Same.
817 (ppl_build_realtion): Same.
818 * graphite-ppl.h (gmp_cst_to_tree): Same.
819 (ppl_set_inhomogeneous): Same.
820 (ppl_set_inhomogeneous_tree): Same.
821 (ppl_set_coef): Same.
822 (ppl_set_coef_tree): Same.
823 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
824 (build_scop_scattering): Same.
825 (add_value_to_dim): Same.
826 (scan_tree_for_params_right_scev): Same.
827 (scan_tree_for_params_int): Same.
828 (scan_tree_for_params): Same.
829 (find_params_in_bb): Same.
830 (find_scop_parameters): Same.
831 (add_upper_bounds_from_estimated_nit): Same.
832 (build_loop_iteration_domains): Same.
833 (create_linear_expr_from_tree): Same.
834 (add_condition_to_domain): Same.
835 (pdr_add_memory_accesses): Same.
837 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
838 Jason Merrill <jason@redhat.com>
840 * c-common.c (c_common_reswords): Add nullptr.
841 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
842 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
843 (gen_type_die_with_usage): Likewise.
844 * dbxout.c (dbxout_type): Likewise.
845 * sdbout.c (plain_type_1): Likewise.
847 2010-05-06 Jason Merrill <jason@redhat.com>
849 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
850 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
852 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
854 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
855 stripping WITH_SIZE_EXPR.
856 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
859 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
861 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
862 list of obsolete configurations.
863 Disabled check for obsolete configurations.
864 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
865 Removed support for previous versions.
866 * config/mips/iris.h: Removed.
867 * config/mips/iris5.h: Removed.
868 * config/mips/iris6.h: Merged old iris.h contents.
869 (TARGET_IRIX): Removed.
870 (DRIVER_SELF_SPECS): Removed mabi=32.
871 (IDENT_ASM_OP): Removed undef.
872 (STARTFILE_SPEC): Removed mabi=32.
873 (ENDFILE_SPEC): Likewise.
874 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
875 (MACHINE_TYPE): Update for IRIX 6.5.
876 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
877 TARGET_IRIX by TARGET_IRIX6.
878 (mips_file_start): Likewise.
879 (mips_output_external): Remove IRIX 5/6 O32 support.
880 (mips_output_function_prologue): Likewise.
881 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
883 (TARGET_CPU_CPP_BUILTINS): Likewise.
884 (TARGET_IRIX): Removed.
885 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
886 (MULTILIB_DIRNAMES): Removed 32.
887 (MULTILIB_OSDIRNAMES): Removed ../lib.
888 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
889 (Specific, mips-sgi-irix5): Document removal.
890 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
891 Remove references to older IRIX 6 releases and the O32 ABI.
893 2010-05-06 Jakub Jelinek <jakub@redhat.com>
896 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
897 instead of DF_REF_REAL_REG.
899 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
902 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
903 handling to still return true for x64 targets.
905 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
907 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
909 2010-05-06 Jan Hubicka <jh@suse.cz>
911 PR tree-optimization/43791
912 * ipa-inline.c (update_caller_keys): Remove bogus
913 disregard_inline_limits check.
915 2010-05-06 Michael Matz <matz@suse.de>
917 PR tree-optimization/43984
918 * tree-ssa-pre.c (inserted_phi_names): Remove.
919 (inserted_exprs): Change to bitmap.
920 (create_expression_by_pieces): Set bits, don't append to vector.
921 (insert_into_preds_of_block): Don't handle inserted_phi_names.
922 (eliminate): Don't look at inserted_phi_names, remove deleted
923 insns from inserted_exprs.
924 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
925 (init_pre, fini_pre): Allocate and free bitmaps.
926 (execute_pre): Insert insns on edges before elimination.
928 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
930 * tree.c (initializer_zerop): Handle STRING_CST.
932 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
935 * doc/invoke.texi (Wimplicit): Document as C only.
936 * opts.c (common_handle_option): Add argument kind.
937 (handle_option): Rename as read_cmdline_option. Factor out code to...
938 (handle_option): ... here. New.
939 (handle_options): Rename as read_cmdline_options.
940 (decode_options): Update call.
941 (set_option): Use option index instead of option pointer. Classify
942 diagnostics correctly.
943 (enable_warning_as_error): Call handle_option.
944 * opts.h (set_option): Update declaration.
945 (handle_option): Declare.
946 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
947 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
948 * c-opts.c (set_Wimplicit): Delete.
949 (c_family_lang_mask): New static constant.
950 (c_common_handle_option): Add argument kind. Use handle_option
951 instead of set_Wimplicit.
952 (c_common_post_options): warn_implicit and warn_implicit_int
953 are disabled by default.
954 * c-common.c (warn_implicit): Do not define here.
955 * c-common.h (warn_implicit): Do not declare here.
956 (c_common_handle_option): Update declaration.
957 * lto-opts.c (lto_reissue_options): Update call to set_option.
959 2010-05-06 Richard Guenther <rguenther@suse.de>
961 PR tree-optimization/43571
962 * domwalk.c (walk_dominator_tree): Walk the dominator
963 sons in more optimal order.
965 2010-05-06 Richard Guenther <rguenther@suse.de>
967 PR tree-optimization/43934
968 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
969 (stmt_cost): Likewise.
970 (extract_true_false_args_from_phi): New helper.
971 (determine_max_movement): For PHI nodes verify we can hoist them
972 and compute their cost.
973 (determine_invariantness_stmt): Handle PHI nodes.
974 (move_computations_stmt): Likewise. Hoist PHI nodes in
975 if-converted form using COND_EXPRs.
976 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
977 (tree_ssa_lim): Likewise.
978 * tree-flow.h (tree_ssa_lim): Adjust prototype.
979 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
981 2010-05-06 Richard Guenther <rguenther@suse.de>
983 PR tree-optimization/43987
984 * tree-ssa-structalias.c (could_have_pointers): For possibly
985 address-taken variables force pointers to be recorded.
986 (create_variable_info_for_1): Likewise.
987 (push_fields_onto_fieldstack): Pass in wheter all fields
989 (find_func_aliases): Query types instead of vars whether
990 they contain pointers where appropriate.
992 2010-05-06 Jan Hubicka <jh@suse.cz>
994 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
995 (record_reference, mark_address, mark_load, mark_store): Record
997 (record_references_in_initializer): Update call of record_references.
998 (rebuild_cgraph_edges): Remove all references before rebuiding.
999 * cgraph.c (cgraph_create_node): Clear ref list.
1000 (cgraph_remove_node): Remove references.
1001 (dump_cgraph_node): Dump references.
1002 (cgraph_clone_node): Clone references.
1003 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1004 (struct cgraph_node, varpool_node): Add ref_lst.
1005 * ipa-ref.c: New file.
1006 * ipa-ref.h: New file.
1007 * ipa-ref-inline.h: New file.
1008 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1009 (referenced_from_other_partition_p): New function.
1010 (lto_output_varpool_node): Take set arugment; call
1011 referenced_from_other_partition.
1012 (lto_output_ref): New.
1013 (add_references): New.
1015 (output_cgraph): Compute boundary based on references; output refs.
1016 (output_varpool): Accept cgraph_node_set argument.
1019 (input_cgraph): Call input_refs.
1020 * lto-section-in.c (lto_section_name): Add refs.
1021 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1022 (ipa-ref.o): New file.
1023 * varpool.c (varpool_node): Clear ipa ref list.
1024 (varpool_remove_node): Remove references.
1025 (dump_varpool_node): Dump references.
1026 (varpool_assemble_decl): Only compile finalized ones.
1027 (varpool_extra_name_alias): Initialize ref list.
1028 * lto-streamer.c (lto-get_section_name): Add .refs section.
1029 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1030 (referenced_from_other_partition_p): Declared.
1032 2010-05-06 Ira Rosen <irar@il.ibm.com>
1034 PR tree-optimization/43901
1035 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1036 type is not NULL if it's transformation phase, and return
1037 FALSE if it's analysis.
1038 (vectorizable_conversion, vectorizable_operation,
1039 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1041 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1043 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1045 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1047 * config/mips/mips-protos.h
1048 (mips_small_register_classes_for_mode_p): Delete prototype.
1050 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1052 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1053 * config/arm/arm.c (multiple_operation_profitable_p,
1054 compute_offset_order): New static functions.
1055 (load_multiple_sequence, store_multiple_sequence): Use them.
1056 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1057 memory offsets, not register numbers.
1058 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1060 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1062 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1063 (get_pending_sizes, put_pending_size, put_pending_sizes):
1064 Update the uses of pending_sizes.
1065 * c-decl.c (store_parm_decls): Likewise.
1066 * c-tree.h (struct c_arg_info): Likewise.
1067 * tree.h: Update the prototype for get_pending_sizes and
1070 2010-05-05 Jason Merrill <jason@redhat.com>
1073 * c-common.c (handle_aligned_attribute): Respect
1074 ATTR_FLAG_TYPE_IN_PLACE.
1077 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1078 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1079 (TARGET_INITIALIZER): Use it.
1080 * c-common.c (attribute_takes_identifier_p): Call it.
1081 * c-common.h: Update prototype.
1082 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1083 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1085 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1088 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1089 DW_ID_down_case for Fortran compilation units.
1091 2010-05-05 Jan Hubicka <jh@suse.cz>
1093 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1096 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1098 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1099 a variable-sized RESULT_DECL.
1101 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1103 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1105 2010-05-05 Jason Merrill <jason@redhat.com>
1108 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1110 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1112 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1113 Jakub Jelinek <jakub@redhat.com>
1116 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1117 (dead_debug_init, dead_debug_finish): New functions.
1118 (dead_debug_add, dead_debug_insert_before): Likewise.
1119 (df_note_bb_compute): Initialize a dead_debug object, add dead
1120 debug uses to it, insert debug bind insns before death insns,
1121 reset debug insns that refer to pending uses at the end.
1122 * rtl.h (make_debug_expr_from_rtl): New prototype.
1123 * varasm.c (make_debug_expr_from_rtl): New function.
1125 2010-05-05 Jan Hubicka <jh@suse.cz>
1127 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1128 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1129 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1130 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1131 lto_varpool_encoder_encode_initializer_p,
1132 lto_set_varpool_encoder_encode_initializer): New functions.
1133 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1134 call output_varpool.
1135 (input_varpool_node): Do not always set analyzed.
1136 (input_cgraph_1): Return vector of cgraph nodes.
1137 (input_varpool_1): Return vector of varpools.
1138 (input_cgraph): Free the vectors.
1139 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1140 output only initializers needed.
1141 (lto_output): Only call output_cgraph.
1142 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1143 * lto-section-out.c (lto_new_out_decl_state): Initialize
1144 state->varpool_node_encoder.
1145 * lto-streamer.h (lto_varpool_encoder_d): New.
1146 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1147 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1148 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1149 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1150 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1152 (output_varpool, input_varpool): Remove declarations.
1154 2010-05-05 Jan Hubicka <jh@suse.cz>
1156 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1157 with body can prevail.
1159 2010-05-05 Jan Hubicka <jh@suse.cz>
1161 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1164 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1166 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1168 * gengtype.h (erro_at_line): Constify pos argument.
1170 * gengtype.c: Include hashtab.h.
1171 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1172 (error_at_line): Constify pos argument.
1173 (do_typedef): Initialize p->opt field.
1174 (get_file_gtfilename): Fix comment typo.
1175 (struct walk_type_data): Constify line field.
1176 (get_output_file_for_structure): New function.
1177 (write_local_func_for_structure): Constify orig_s argument.
1178 Use get_output_file_for_structure.
1179 (write_func_for_structure): Use get_output_file_for_structure.
1180 (INDENT): New define.
1181 (dump_pair, dump_type, dump_type_list, dump_typekind)
1182 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1183 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1185 (seen_types): New variable.
1186 (main): New variable do_dump. Process "-d" command line option.
1187 Call dump_everything if dump requested.
1189 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1191 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1192 in a temporary instead of invoking the macro multiple times.
1193 (track_expr_p): Likewise.
1195 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1197 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1199 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1200 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1201 conditions for printing notes.
1202 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1203 true, update documentation.
1204 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1206 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1209 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1212 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1215 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1216 (*sse_prologue_save_insn1): Likewise.
1217 (SSE prologue save splitter): Likewise.
1219 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1221 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1222 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1223 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1224 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1225 all decls. Call it on DECL_FIELD_OFFSET of fields.
1226 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1227 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1229 2010-05-04 Martin Jambor <mjambor@suse.cz>
1231 * tree-sra.c (build_access_from_expr_1): The first parameter type
1232 changed to simple tree.
1233 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1234 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1236 (build_accesses_from_assign): Removed all parameters except for a
1237 simple gimple statement. Now returns a simple bool.
1238 (scan_function): All non-analysis parts moved to separate functions
1239 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1240 parameters and updated both callers.
1241 (sra_modify_expr): Removed parameter data.
1242 (sra_modify_function_body): New function.
1243 (perform_intra_sra): Call sra_modify_function_body to modify the
1245 (replace_removed_params_ssa_names): Parameter data changed into
1247 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1248 changed the parameter dont_convert to convert with the opposite
1250 (sra_ipa_modify_assign): Parameter data changed into adjustments
1251 vector, return value changed to bool.
1252 (ipa_sra_modify_function_body): New function.
1253 (sra_ipa_reset_debug_stmts): Updated a comment.
1254 (modify_function): Use ipa_sra_modify_function_body to modify function
1257 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1260 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1261 (canon_true_dependence): Likewise.
1262 (write_dependence_p): Likewise.
1264 2010-05-04 Jan Hubicka <jh@suse.cz>
1266 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1267 * cgraphbuild.c: Include ipa-utils.h
1268 (record_reference_ctx): New struct.
1269 (record_reference): Simplify to work on initializers; not statements.
1270 (mark_address, mark_load, mark_store): New.
1271 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1273 (record_references_in_initializer): Update use of record_reference.
1274 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1277 2010-05-04 Jan Hubicka <jh@suse.cz>
1279 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1280 node will be removed anyway.
1281 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1282 relink aliases of node into prevailing node.
1283 * varpool.c (varpool_remove_node): Remove aliases properly;
1284 when removing node, remove all its aliases too; remove DECL_INITIAL
1285 of removed node; ggc_free the varpool node.
1287 2010-05-04 Richard Guenther <rguenther@suse.de>
1289 PR tree-optimization/43879
1290 * tree-ssa-structalias.c (alias_get_name): Use
1291 DECL_ASSEMBLER_NAME if available.
1292 (create_function_info_for): Return the varinfo node.
1293 (ipa_pta_execute): Associate same-body aliases and extra names
1294 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1296 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1298 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1300 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1303 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1304 only if HONOR_REG_ALLOC_ORDER is not defined.
1306 2010-05-04 Richard Guenther <rguenther@suse.de>
1308 PR tree-optimization/43949
1309 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1312 2010-04-26 Jason Merrill <jason@redhat.com>
1314 * c.opt (-fstrict-enums): New.
1315 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1317 2010-05-03 David Ung <davidu@mips.com>
1318 James E. Wilson <wilson@codesourcery.com>
1320 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1321 emit the trap instruction before the divide for TUNE_74K.
1323 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1325 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1326 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1327 based on the above, for new target hook.
1329 * hooks.c (hook_bool_mode_true): New generic hook.
1330 * hooks.h (hook_bool_mode_true): Add prototype.
1332 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1334 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1335 target hook, set to hook_bool_mode_false.
1336 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1337 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1338 with targetm.small_register_classes_for_mode_p.
1339 (find_reusable_reload): Likewise.
1340 (combine_reloads): Likewise.
1341 * reload1.c (reload_as_needed): Likewise.
1342 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1343 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1344 dead_or_predicable): Likewise.
1345 * regmove.c (optimize_reg_copy_1): Likewise.
1346 * calls.c (prepare_call_address): Likewise.
1347 (precompute_register_parameters): Likewise.
1349 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1351 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1352 implementation of the hook that considers all register classes
1353 small except for SH64.
1354 (sh_override_options): Use the new hook.
1355 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1358 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1360 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1361 implementation of the hook that considers all register classes
1363 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1366 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1368 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1369 implementation of the hook that considers all register classes
1371 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1374 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1376 * config/m32c/m32c.h: Likewise.
1377 * config/pdp11/pdp11.h: Likewise.
1378 * config/avr/avr.h: Likewise.
1379 * config/xtensa/xtensa.h: Likewise.
1380 * config/m68hc11/m68hc11.h: Likewise.
1381 * config/mn10300/mn10300.h: Likewise.
1382 * config/mcore/mcore.h: Likewise.
1383 * config/h8300/h8300.h: Likewise.
1384 * config/bfin/bfin.h: Likewise.
1386 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1387 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1389 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1391 * double-int.h (tree_to_double_int): Remove macro.
1392 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1393 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1394 (tree_to_double_int): New function.
1395 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1397 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1399 2010-05-03 Richard Guenther <rguenther@suse.de>
1401 PR tree-optimization/43971
1402 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1403 constraints in the !flag_delete_null_pointer_checks case.
1405 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1408 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1409 result mode matches original rtl mode.
1411 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1414 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1416 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1418 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1419 when processing flag options.
1421 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1423 * gcov-iov.c (main): Change format string placeholder
1424 from %#08x to 0x%08x.
1425 * genchecksum.c (dosum): Change format string placeholder
1426 from %#02x to 0x%02x.
1428 2010-05-02 Richard Guenther <rguenther@suse.de>
1430 PR tree-optimization/43879
1431 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1433 2010-05-02 Bruno Haible <bruno@clisp.org>
1435 * doc/extend.texi (Function Attributes): Fix a typo.
1437 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1440 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1441 placeholder from 0x%x to %#x.
1442 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1443 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1444 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1445 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1446 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1447 * config/i386/i386.c (ix86_target_string): Ditto.
1448 * config/i386/i386.c (output_pic_addr_const): Ditto.
1449 (print_operand): Ditto.
1451 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1453 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1454 placeholder from 0x%x to %#x.
1455 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1456 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1457 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1458 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1459 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1460 * optc-gen.awk: Ditto.
1461 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1462 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1463 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1464 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1466 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1468 * target.h (struct calls): Add function_value_regno_p field.
1469 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1470 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1471 * targhooks.c (default_function_value_regno_p): New function.
1472 * targhooks.h (default_function_value_regno_p): Declare function.
1473 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1474 * builtins.c. (apply_result_size): (Ditto.).
1475 * combine.c. (likely_spilled_retval_p): (Ditto.).
1476 * mode-switching.c. Include 'target.h'.
1477 (create_pre_exit): Use function_value_regno_p hook.
1478 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1479 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1480 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1482 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1483 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1484 (ix86_function_value_regno_p): Declare as static, change argument
1485 type to const unsigned int.
1486 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1488 2010-05-01 Richard Guenther <rguenther@suse.de>
1490 PR tree-optimization/43949
1491 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1493 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1495 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1497 * rtl.h (CONST_DOUBLE_P): Define.
1498 (rtx_to_double_int): Declare.
1499 * emit-rtl.c (rtx_to_double_int): New function.
1500 * dwarf2out.c (insert_double): New function.
1501 (loc_descriptor, add_const_value_attribute): Clean up, use
1502 rtx_to_double_int and insert_double functions.
1504 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1506 * doc/extend.texi (Inline): Add missing return keyword to examples.
1507 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1510 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1512 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1513 the variable part of the offset as well. Use highest_pow2_factor for
1514 all alignment checks.
1516 2010-04-30 Richard Guenther <rguenther@suse.de>
1518 PR tree-optimization/43879
1519 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1522 2010-04-30 Jan Hubicka <jh@suse.cz>
1524 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1526 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1528 2010-04-30 Jan Hubicka <jh@suse.cz>
1530 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1532 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1533 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1534 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1535 cgraph_node_set_needs_ltrans_p): Remove.
1537 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1539 * sdbout.c: Include vec.h, do not include varray.h.
1540 (deferred_global_decls, sdbout_global_decl,
1541 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1542 * toplev.c: Do not include varray.h.
1543 (dump_memory_report): Do not dump VARRAY statistics.
1544 * gengtype.c (open_base_file): Ignore varray.h.
1545 * Makefile.in: Update for abovementioned changes.
1546 Remove all traces of varray.c and varray.h.
1547 * varray.c: Remove file.
1548 * varray.h: Remove file.
1550 2010-04-30 Jan Hubicka <jh@suse.cz>
1552 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
1555 2010-04-30 Jan Hubicka <jh@suse.cz>
1557 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
1560 2010-04-30 Richard Guenther <rguenther@suse.de>
1562 * tree-ssa-structalias.c (get_constraint_for_1): Generate
1563 constraints for CONSTRUCTOR.
1565 2010-04-30 Richard Guenther <rguenther@suse.de>
1568 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
1569 first after all lowering passes.
1571 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1573 * toplev.c: Include varray.h for statistics dumping.
1574 * tree.h: Do not declare varray_head_tag.
1575 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
1576 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
1577 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
1578 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
1579 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
1580 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
1581 c-common.c, c-common.h, reg-stack.c, basic-block.h,
1582 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
1584 * Makefile.in: Update for abovementioned changes.
1586 2010-04-30 Jakub Jelinek <jakub@redhat.com>
1589 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
1591 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1593 * config/picochip/picochip.c (picochip_legitimize_address): Define.
1594 Use this function to do machine-specific conversion.
1595 (picochip_legitimize_reload_address): Likewise.
1596 (picochip_legitimate_address_p): Check valid base register only if
1598 (picochip_check_conditional_copy): Check for modw only if opnd is
1600 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
1601 to call the function in c.
1602 * config/picochip/picochip-protos.h
1603 (picochip_legitimize_reload_address): Define.
1604 * config/picochip/picochip.md (supported_compare1): Define.
1606 2010-04-30 Jan Hubicka <jh@suse.cz>
1608 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
1609 (cgraph_global_info): Remove inlined.
1610 (LTO_cgraph_tag_names): Remove.
1611 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
1612 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
1613 simplify cgraph tags and document.
1614 (lto_output_node): Use only LTO_cgraph_unavail_node and
1615 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
1616 for_functions_valid, global info, process and output flags.
1617 (input_overwrite_node): Initialize estimated stack size and
1618 estimated growth. Do not read flags we no longer store.
1619 (input_node): Likewise do not read info no longer stored.
1620 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
1623 2010-04-30 Richard Guenther <rguenther@suse.de>
1625 PR tree-optimization/43879
1626 * tree-ssa-structalias.c (get_constraint_for_1): Properly
1627 handle non-zero initializers.
1629 2010-04-30 Richard Guenther <rguenther@suse.de>
1631 * builtins.c (fold_builtin_1): Delete free (0).
1633 2010-04-29 Jan Hubicka <jh@suse.cz>
1635 * gengtype.c (open_base_files): Add lto-streamer.h
1636 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
1637 (pass_ipa_cp): GGC collect.
1638 * toplev. (compile_file): Do not output symbols.
1639 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
1640 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
1641 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
1642 * lto-section-in.c: Include ggc.h
1643 (lto_new_in_decl_state): Alloc in GGC.
1644 (lto_delete_in_decl_state): Likewise.
1645 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
1648 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1651 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
1652 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
1653 (HONOR_REG_ALLOC_ORDER): Describe new macro.
1654 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
1655 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
1656 account only if HONOR_REG_ALLOC_ORDER is not defined.
1657 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
1658 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
1660 2010-04-29 Jon Grant <04@jguk.org>
1662 * collect2.c (vflag): Change type from int to bool.
1664 (helpflag): New global bool.
1665 (main): Set vflag and debug with boolean, not integer truth values.
1666 Accept new "--help" option and output usage text if found.
1667 * collect2.h (vflag): Update prototype.
1670 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1673 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
1675 2010-04-29 Richard Guenther <rguenther@suse.de>
1678 * plugin.h (invoke_plugin_callbacks): Annotate arguments
1679 with ATTRIBUTE_UNUSED.
1681 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
1684 * config/i386/i386.c (get_some_local_dynamic_name): Replace
1685 INSN_P with NONDEBUG_INSN_P.
1686 (distance_non_agu_define): Likewise.
1687 (distance_agu_use): Likewise.
1689 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
1691 From Dominique d'Humieres <dominiq@lps.ens.fr>
1693 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
1696 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
1698 * plugin.h (invoke_plugin_callbacks): New inline function.
1699 * plugin.c (flag_plugin_added): New global flag.
1700 (add_new_plugin): Initialize above flag.
1701 (invoke_plugin_callbacks): Rename to ...
1702 (invoke_plugin_callbacks_full): ... this.
1704 2010-04-28 Jan Hubicka <jh@suse.cz>
1706 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
1707 (lto_varpool_replace_node): New.
1708 (lto_symtab_resolve_symbols): Resolve varpool nodes.
1709 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
1710 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
1711 * cgraph.h (varpool_node_ptr): New type.
1712 (varpool_node_ptr): New vector.
1713 (varpool_node_set_def): New structure.
1714 (varpool_node_set): New type.
1715 (varpool_node_set): New vector.
1716 (varpool_node_set_element_def): New structure.
1717 (varpool_node_set_element, const_varpool_node_set_element): New types.
1718 (varpool_node_set_iterator): New type.
1719 (varpool_node): Add prev pointers, add used_from_other_partition,
1721 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
1722 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
1723 varpool_get_node, varpool_remove_node): Declare.
1724 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
1725 varpool_node_set_size): New inlines.
1726 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
1727 * tree-pass.h (varpool_node_set_def): Forward declare.
1728 (ipa_opt_pass_d): Summary writting takes vnode sets too.
1729 (ipa_write_optimization_summaries): Update prototype.
1730 * ipa-cp.c (ipcp_write_summary): Update.
1731 * ipa-reference.c (ipa_reference_write_summary): Update.
1732 * lto-cgraph.c (lto_output_varpool_node): New static function.
1733 (output_varpool): New function.
1734 (input_varpool_node): New static function.
1735 (input_varpool_1): New function.
1736 (input_cgraph): Input varpool.
1737 * ipa-pure-const.c (pure_const_write_summary): Update.
1738 * lto-streamer-out.c (lto_output): Update, output varpool too.
1739 (write_global_stream): Kill WPA hack.
1740 (produce_asm_for_decls): Update.
1741 (output_alias_pair_p): Handle variables.
1742 (output_unreferenced_globals): Output only needed partition of varpool.
1743 * ipa-inline.c (inline_write_summary): Update.
1744 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
1746 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
1747 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
1748 varpool_node_set_new, varpool_node_set_add,
1749 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
1750 debug_varpool_node_set): New functions.
1751 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
1752 (execute_one_pass): Process new decls too.
1753 (ipa_write_summaries_2): Pass around vsets.
1754 (ipa_write_summaries_1): Likewise.
1755 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
1757 (ipa_write_optimization_summaries_1): Pass around vsets.
1758 (ipa_write_optimization_summaries): Likewise.
1759 * varpool.c (varpool_get_node): New.
1760 (varpool_node): Update doubly linked lists.
1761 (varpool_remove_node): New.
1762 (dump_varpool_node): More dumping.
1763 (varpool_enqueue_needed_node): Update doubly linked lists.
1764 (decide_is_variable_needed): Kill ltrans hack.
1765 (varpool_finalize_decl): Kill lto hack.
1766 (varpool_assemble_decl): Skip decls in other partitions.
1767 (varpool_assemble_pending_decls): Update doubly linkes lists.
1768 (varpool_empty_needed_queue): Likewise.
1769 (varpool_extra_name_alias): Likewise.
1770 * lto-streamer.c (lto_get_section_name): Add vars section.
1771 * lto-streamer.h (lto_section_type): Update.
1772 (output_varpool, input_varpool): Declare.
1774 2010-04-28 Mike Stump <mikestump@comcast.net>
1776 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
1778 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1780 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
1781 record or union type with RECORD_OR_UNION_TYPE_P predicate.
1782 (lto_input_ts_type_tree_pointers): Likewise.
1783 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
1784 (lto_output_ts_type_tree_pointers): Likewise.
1786 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1788 Uniquization of constants at the Tree level
1789 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
1790 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
1792 (tree_output_constant_def): Declare.
1793 * gimplify.c (gimplify_init_constructor): When using block copy, first
1794 uniquize the constant constructor on the RHS.
1795 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
1796 DECL_IN_CONSTANT_POOL flag.
1797 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
1798 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
1800 (assemble_variable): Deal with symbols belonging to the tree constant
1802 (get_constant_section): Add ALIGN parameter and simplify.
1803 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
1804 (assemble_constant_contents): Use the expression of the VAR_DECL.
1805 (output_constant_def_contents): Use the alignment of the VAR_DECL.
1806 (tree_output_constant_def): New global function.
1807 (mark_constant): Use the expression of the VAR_DECL.
1808 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
1810 (output_object_block): Likewise and assemble the expression.
1812 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
1814 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
1815 hash_tree, eq_tree): New tree hash table.
1816 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
1817 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
1818 lto_orig_address_remove): Reimplement.
1820 2010-04-28 Xinliang David Li <davidxl@google.com>
1823 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
1824 (compute_uninit_opnds_pos): New function.
1825 (is_non_loop_exit_postdominating): New function.
1826 (compute_control_dep_chain): New function.
1827 (find_pdom): New function.
1828 (convert_control_dep_chain_into_preds): New function.
1829 (find_predicates): New function.
1830 (find_control_equiv_block): New function.
1831 (collect_phi_def_edges): New function.
1832 (find_def_preds): New function.
1833 (find_dom): New function.
1834 (dump_predicates): New function.
1835 (get_cmp_code): New function.
1836 (is_value_included_in): New function.
1837 (find_matching_predicate_in_rest_chains): New function.
1838 (use_pred_not_overlap_with_undef_path_pred): New function.
1839 (is_use_properly_guarded): New function.
1840 (normalize_cond_1): New function.
1841 (is_and_or_or): New function.
1842 (normalize_cond): New function.
1843 (is_gcond_subset_of): New function.
1844 (is_subset_of_any): New function.
1845 (is_or_set_subset_of): New function.
1846 (is_and_set_subset_of): New function.
1847 (is_norm_cond_subset_of): New function.
1848 (is_pred_expr_subset_of): New function.
1849 (is_pred_chain_subset_of): New function.
1850 (is_included_in): New function.
1851 (is_superset_of): New function.
1852 (find_uninit_use): New function.
1853 (warn_uninitialized_phi): New function.
1854 (compute_possibly_undefined_names): New function.
1855 (ssa_undefined_value_p): New function.
1856 (execute_late_warn_uninitialized): New function.
1857 * tree-ssa.c (ssa_undefined_value_p): Removed.
1858 (warn_uninit): Changed to extern.
1859 (warn_uninitialized_phi): Removed.
1860 (warn_uninitialized_vars): Changed to extern.
1861 (execute_late_warn_uninitialized): Removed
1862 * tree-flow.h: Add new prototypes.
1863 * timevar.def: Add new time variable.
1864 * Makefile.in: Add new build file.
1866 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
1868 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
1871 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1874 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
1876 2010-04-28 Martin Jambor <mjambor@suse.cz>
1878 * cgraph.h (struct cgraph_node): New field indirect_calls.
1879 (struct cgraph_indirect_call_info): New type.
1880 (struct cgraph_edge): Removed field indirect_call. New fields
1881 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
1882 (cgraph_create_indirect_edge): Declare.
1883 (cgraph_make_edge_direct): Likewise.
1884 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
1885 * ipa-prop.h (struct ipa_param_call_note): Removed.
1886 (struct ipa_node_params): Removed field param_calls.
1887 (ipa_create_all_structures_for_iinln): Declare.
1888 * cgraph.c: Described indirect edges and uids in initial comment.
1889 (cgraph_add_edge_to_call_site_hash): New function.
1890 (cgraph_edge): Search also among the indirect edges, use
1891 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
1892 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
1893 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
1895 (initialize_inline_failed): Assign a reason to indirect edges.
1896 (cgraph_create_edge_1): New function.
1897 (cgraph_create_edge): Moved some functionality to
1898 cgraph_create_edge_1.
1899 (cgraph_create_indirect_edge): New function.
1900 (cgraph_edge_remove_callee): Add an assert checking for
1902 (cgraph_edge_remove_caller): Special-case indirect edges.
1903 (cgraph_remove_edge): Likewise.
1904 (cgraph_set_edge_callee): New function.
1905 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
1906 (cgraph_make_edge_direct): New function.
1907 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
1908 the declaration of the call statement matches.
1909 (cgraph_node_remove_callees): Special-case indirect edges.
1910 (cgraph_clone_edge): Likewise.
1911 (cgraph_clone_node): Clone also the indirect edges.
1912 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
1913 indirect_call, dump count of indirect_calls edges.
1914 * ipa-prop.c (iinlining_processed_edges): New variable.
1915 (ipa_note_param_call): Create indirect edges instead of
1916 creating notes. New parameter node.
1917 (ipa_analyze_call_uses): New parameter node, pass it on to
1918 ipa_note_param_call.
1919 (ipa_analyze_stmt_uses): Likewise.
1920 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
1921 (print_edge_addition_message): Work on edges rather than on notes.
1922 (update_call_notes_after_inlining): Likewise, renamed to
1923 update_indirect_edges_after_inlining.
1924 (ipa_create_all_structures_for_iinln): New function.
1925 (ipa_free_node_params_substructures): Do not free notes.
1926 (ipa_edge_duplication_hook): Propagate bits within
1927 iinlining_processed_edges bitmap.
1928 (ipa_node_duplication_hook): Do not duplicate notes.
1929 (free_all_ipa_structures_after_ipa_cp): Renamed to
1930 ipa_free_all_structures_after_ipa_cp.
1931 (free_all_ipa_structures_after_iinln): Renamed to
1932 ipa_free_all_structures_after_iinln.
1933 (ipa_write_param_call_note): Removed.
1934 (ipa_read_param_call_note): Removed.
1935 (ipa_write_indirect_edge_info): New function.
1936 (ipa_read_indirect_edge_info): Likewise.
1937 (ipa_write_node_info): Do not stream notes, do stream information
1939 (ipa_read_node_info): Likewise.
1940 (lto_ipa_fixup_call_notes): Removed.
1941 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
1942 * ipa-inline.c (pass_ipa_inline): Likewise.
1943 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
1944 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
1945 * tree-inline.c (copy_bb): Removed an unnecessary double check for
1947 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
1949 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
1950 (output_cgraph): Stream also indirect edges.
1951 (lto_output_edge): Added capability to stream indirect edges.
1952 (input_edge): Likewise.
1953 (input_cgraph_1): Likewise.
1954 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
1957 2010-04-28 Richard Guenther <rguenther@suse.de>
1959 PR tree-optimization/43879
1960 PR tree-optimization/43909
1961 * tree-ssa-structalias.c (struct variable_info): Add
1962 only_restrict_pointers flag.
1963 (new_var_info): Initialize it. Increment stats.total_vars here.
1964 (create_function_info_for): Do not increment stats.total_vars here.
1965 (get_function_part_constraint): Fix build with C++.
1966 (insert_into_field_list): Remove.
1967 (push_fields_onto_fieldstack): Properly merge fields.
1968 (create_variable_info_for): Split and simplify.
1969 (create_variable_info_for_1): New piece.
1970 (intra_create_variable_infos): Properly make restrict constraints
1973 2010-04-28 Richard Guenther <rguenther@suse.de>
1976 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
1978 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
1979 Jan Hubicka <hubicka@ucw.cz>
1981 * doc/invoke.texi (-Wsuggest-attribute=const,
1982 -Wsuggest-attribute=pure): Document.
1983 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
1984 (function_always_visible_to_compiler_p,
1985 suggest_attribute, warn_function_pure, warn_function_const):
1987 (check_call): Improve debug info.
1988 (analyze_function): Do not check availability.
1989 (add_new_function): Check availability.
1990 (propagate): Output warnings.
1991 (skip_function_for_local_pure_const): New function.
1992 (local_pure_const): Use it; output warnings.
1993 * common.opt (Wsuggest-attribute=const,
1994 Wsuggest-attribute=pure): New.
1996 2010-04-27 Jakub Jelinek <jakub@redhat.com>
1998 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
1999 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2000 or DW_CFA_def_cfa_offset{,_sf}.
2002 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2004 * tree.h: Fix truncated long macros.
2006 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2008 * collect2.c (TARGET_64BIT): Redefine to target's default.
2009 * tlink.c: Likewise.
2010 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2011 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2012 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2013 for underscoring __USER_LABEL_PREFIX__.
2014 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2015 (SUB_LINK_ENTRY32): New.
2016 (SUB_LINK_ENTRY64): New.
2017 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2018 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2019 (SUB_LINK_ENTRY64): New.
2020 (SUB_LINK_ENTRY): New.
2021 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2022 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2023 x64 target is choosen.
2024 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2025 * configure: Regenerated.
2026 * configure.ac (leading-mingw64-underscores): Option added.
2028 2010-04-27 Jan Hubicka <jh@suse.cz>
2030 * doc/invoke.texi (-fipa-profile): Document.
2031 * opts.c (decode_options): Enable ipa-profile at -O1.
2032 * timevar.def (TV_IPA_PROFILE): Define.
2033 * common.opt (fipa-profile): Add.
2034 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2036 (cgraph_propagate_frequency): Handle only local ones.
2037 * tree-pass.h (pass_ipa_profile): Declare.
2038 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2039 (pass_ipa_profile): Use TV_IPA_PROFILE.
2040 * ipa.c (ipa_profile): New function.
2041 (gate_ipa_profile): Likewise.
2042 (pass_ipa_profile): New global variable.
2043 * passes.c (pass_ipa_profile): New.
2045 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2047 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2049 2010-04-27 Martin Jambor <mjambor@suse.cz>
2052 * ipa.c (dissolve_same_comdat_group_list): New function.
2053 (function_and_variable_visibility): Call
2054 dissolve_same_comdat_group_list when comdat group contains external or
2056 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2057 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2059 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2061 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2062 (const_hash_1) <VECTOR_CST>: New case.
2063 (compare_constant) <VECTOR_CST>: Likewise.
2064 <ADDR_EXPR>: Deal with LABEL_REFs.
2065 (copy_constant) <VECTOR_CST>: New case.
2067 2010-04-27 Jan Hubicka <jh@suse.cz>
2069 * cgraph.c (cgraph_propagate_frequency): New function.
2070 * cgraph.h (cgraph_propagate_frequency): Declare.
2071 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2072 cgraph_propagate_frequency.
2074 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2076 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2078 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2081 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2082 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2083 here to determine which regs to push and how much stack to reserve.
2085 2010-04-27 Jie Zhang <jie@codesourcery.com>
2087 * doc/gimple.texi (gimple_statement_with_ops): Remove
2088 addresses_taken field.
2089 (gimple_statement_with_memory_ops): Likewise.
2091 2010-04-27 Jan Hubicka <jh@suse.cz>
2093 * tree-inline.c (eni_inlining_weights): Remove.
2094 (estimate_num_insns): Special case more builtins.
2096 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2099 * c-typeck.c (build_binary_op): Move forward check for comparison
2100 pointer with null pointer constant and adjust the diagnostic message.
2102 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2105 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2106 binutils supports extended .section directive needed by LTO, or
2107 warn if older binutils found.
2108 (LTO_BINARY_READER): New AC_SUBST'd variable.
2109 (LTO_USE_LIBELF): Likewise.
2110 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2112 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2113 (LTO_USE_LIBELF): Likewise.
2114 * configure: Regenerate.
2116 * collect2.c (is_elf): Rename from this ...
2117 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2118 object files in addition to ELF-formatted ones.
2119 (scan_prog_file): Caller updated. Also allow for LTO info marker
2120 symbol to be prefixed or not by an extra underscore.
2122 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2123 * config/i386/winnt.c: Also #include lto-streamer.h
2124 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2126 (i386_pe_asm_output_aligned_decl_common): Add comment.
2127 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2129 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2132 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2133 Add missing earlyclobber for second alternative.
2135 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2137 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2138 bits for artificial defs at the top of the block.
2139 * fwprop.c (single_def_use_enter_block): Don't call it.
2141 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2144 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2145 instead of "$gcc_cv_objdump -T".
2146 Use "-undefined dynamic_lookup" on darwin.
2147 * gcc/configure: Regenerate.
2149 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2152 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2154 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2156 * c-parser.c (struct c_token): Move location field up.
2157 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2158 (struct c_declspecs): Convert typespec_word, storage_class, and
2159 default_int_p into bitfields.
2160 (struct c_declarator): Move loc field up.
2162 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2164 * cfgloop.h (struct loop): Move can_be_parallel field up.
2165 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2166 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2168 (struct iv_cand): Convert pos field into a bitfield.
2169 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2171 (struct _stmt_vec_info): Shuffle fields for better packing.
2173 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2175 * varasm.c (IN_NAMED_SECTION): Remove guard.
2176 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2177 (IN_NAMED_SECTION_P): ...this.
2178 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2179 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2181 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2183 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2184 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2185 of shadowing it. Fix comments.
2187 2010-04-26 Jan Hubicka <jh@suse.cz>
2189 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2190 (cgraph_clone_node): Copy function frequency.
2191 * cgraph.h (node_frequency): New enum
2192 (struct cgraph_node): Add.
2193 * final.c (rest_of_clean_state): Update.
2194 * lto-cgraph.c (lto_output_node): Output node frequency.
2195 (input_overwrite_node): Input node frequency.
2196 * tre-ssa-loop-ivopts (computation_cost): Update.
2197 * lto-streamer-out.c (output_function): Do not output function
2199 * predict.c (maybe_hot_frequency_p): Update and handle functions
2201 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2203 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2204 (compute_function_frequency): Set noreturn functions to be executed
2206 (choose_function_section): Update.
2207 * lto-streamer-in.c (input_function): Do not input function frequency.
2208 * function.c (allocate_struct_function): Do not initialize function
2210 * function.h (function_frequency): Remove.
2211 (struct function): Remove function frequency.
2212 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2213 (try_update): Update.
2214 * tree-inline.c (initialize_cfun): Do not update function frequency.
2215 * passes.c (pass_init_dump_file): Update.
2216 * i386.c (ix86_compute_frame_layout): Update.
2217 (ix86_pad_returns): Update.
2219 2010-04-26 Jie Zhang <jie@codesourcery.com>
2221 PR tree-optimization/43833
2222 * tree-vrp.c (range_int_cst_p): New.
2223 (range_int_cst_singleton_p): New.
2224 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2225 when both operands are constants. Use range_int_cst_p in
2228 2010-04-26 Jan Hubicka <jh@suse.cz>
2230 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2232 2010-04-26 Richard Guenther <rguenther@suse.de>
2235 * gimple.c (gimple_decl_printable_name): Deal gracefully
2236 with a NULL DECL_NAME.
2238 2010-04-26 Richard Guenther <rguenther@suse.de>
2241 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2242 if emitting debug information and it is either a function
2243 or a namespace decl.
2245 2010-04-26 Ira Rosen <irar@il.ibm.com>
2247 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2248 determine if the statement is vectorizable, and a macro to access it.
2249 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2250 Skip statements that can't be vectorized. If the analysis fails,
2251 mark the statement as unvectorizable if vectorizing basic block.
2252 (vect_compute_data_refs_alignment): Likewise.
2253 (vect_verify_datarefs_alignment): Skip statements marked as
2254 unvectorizable. Add print.
2255 (vect_analyze_group_access): Skip statements that can't be
2256 vectorized. If the analysis fails, mark the statement as
2257 unvectorizable if vectorizing basic block.
2258 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2259 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2260 generated stmts for SLP.
2261 (new_stmt_vec_info): Initialize the new field.
2262 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2263 statements marked as unvectorizable.
2265 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2267 * c-common.c (flag_isoc1x): New.
2268 (flag_isoc99): Update comment.
2269 * c-common.h (flag_isoc1x): New.
2270 (flag_isoc99): Update comment.
2271 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2272 __<type>_DECIMAL_DIG__.
2273 * c-opts.c (set_std_c1x): New.
2274 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2275 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2276 * c.opt (-std=c1x, -std=gnu1x): New options.
2277 * doc/cpp.texi: Mention -std=c1x.
2278 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2279 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2280 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2281 * doc/standards.texi: Mention C1X.
2282 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2283 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2284 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2287 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2289 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2290 placeholder from 0x%x to %#x.
2291 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2292 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2293 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2294 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2295 * config/i386/i386.c (ix86_target_string): Ditto.
2296 (output_pic_addr_const): Ditto.
2297 (print_operand): Ditto.
2299 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2301 * combine.c (find_split_point): Add third argument. Use it
2302 to find nested multiply-accumulate instructions. Adjust calls.
2303 (try_combine): Adjust call to find_split_point.
2305 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2307 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2309 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2311 PR tree-optimization/41442
2312 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2313 (fold_binary_loc): Call it.
2315 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2317 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2318 * opts.c (common_handle_option): Allow disabling it.
2319 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2321 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2323 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2324 between modes if both types are integral.
2326 2010-04-23 Richard Guenther <rguenther@suse.de>
2328 PR tree-optimization/43572
2329 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2331 2010-04-23 Richard Guenther <rguenther@suse.de>
2334 * tree-inline.c (tree_can_inline_p): Also check compatibility
2337 2010-04-23 Martin Jambor <mjambor@suse.cz>
2339 PR tree-optimization/43846
2340 * tree-sra.c (struct access): New flag grp_assignment_read.
2341 (build_accesses_from_assign): Set grp_assignment_read.
2342 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2343 (enum mark_read_status): New type.
2344 (analyze_access_subtree): Propagate grp_assignment_read, create
2345 accesses also if both direct_read and root->grp_assignment_read.
2347 2010-04-23 Martin Jambor <mjambor@suse.cz>
2350 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2351 function does not have type attributes.
2353 2010-04-23 Richard Guenther <rguenther@suse.de>
2356 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2359 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2361 * sese.h (create_if_region_on_edge): Remove.
2363 * sese.c (create_if_region_on_edge): Make static.
2365 * tree-inline.c: Do not include ggc.h.
2367 * expr.c: Do not include ggc.h.
2369 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2372 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2375 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2376 in the middle of insns for casesi_worker_2.
2378 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2380 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2382 2010-04-22 Ira Rosen <irar@il.ibm.com>
2384 PR tree-optimization/43842
2385 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2386 loop unrolling in update of exit phis. Fix comment.
2387 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2388 least two reduction statements in the loop before starting SLP
2391 2010-04-22 Nick Clifton <nickc@redhat.com>
2393 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2395 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2397 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2400 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2402 * tree-parloops.c (loop_parallel_p): New argument
2403 parloop_obstack. Pass it down.
2404 (parallelize_loops): New variable parloop_obstack. Initialize it,
2405 pass it down, free it.
2407 * tree-loop-linear.c (linear_transform_loops): Pass down
2410 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2411 of type struct obstack *.
2413 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2414 scratch_obstack. Initialize it, pass down, free it.
2416 * lambda.h (lambda_loop_new): Remove.
2417 (lambda_matrix_new, lambda_matrix_inverse)
2418 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2419 argument of type struct obstack *.
2421 * lambda-trans.c (lambda_trans_matrix_new): New argument
2422 lambda_obstack. Pass it down, use obstack allocation for ret.
2423 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2426 * lambda-mat.c (lambda_matrix_get_column)
2427 (lambda_matrix_project_to_null): Remove.
2428 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2430 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2433 * lambda-code.c (lambda_loop_new): New function.
2434 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2435 (lambda_compute_auxillary_space, lambda_compute_target_space)
2436 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2437 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2438 (build_access_matrix): New argument lambda_obstack. Use obstack
2440 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2441 argument lambda_obstack. Pass it down.
2443 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2445 * optabs.h (expand_widening_mult): Declare.
2447 2010-04-22 Richard Guenther <rguenther@suse.de>
2449 PR tree-optimization/43845
2450 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2451 lookup the CALL_EXPR function and arguments.
2453 2010-04-22 Nick Clifton <nickc@redhat.com>
2455 * config/stormy16/stormy16.c
2456 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2457 * config/stormy16/stormy16.h: Tidy up formatting.
2458 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2459 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2460 (ineqbranchsi): Delete pattern.
2461 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2462 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2463 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2464 stormy16-lib2-ucmpsi2.c.
2466 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2468 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2469 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2470 extra set merge_set_noclobber, and use it to relax the final test
2472 * df.h (df_simulate_find_noclobber_defs): Declare.
2473 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2475 (df_simulate_find_noclobber_defs): New function.
2477 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2479 * config/i386/i386.md: Use {} around multi-line preparation statements.
2481 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2483 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2484 (process_init_element): New argument of type struct obstack *.
2486 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2487 (set_init_index, set_init_label, set_nonincremental_init)
2488 (set_nonincremental_init_from_string, find_init_member)
2489 (output_init_element, output_pending_init_elements)
2490 (process_init_element): New argument braced_init_obstack. Pass it
2492 (push_range_stack, add_pending_init): New argument
2493 braced_init_obstack. Use obstack allocation.
2495 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2496 braced_init_obstack. Pass it down.
2497 (c_parser_braced_init): New variables ret, braced_init_obstack.
2498 Initialize obstack, pass it down and finally free it.
2500 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2503 * tree-pass.h (pass_optimize_widening_mul): Declare.
2504 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2505 gate_optimize_widening_mul): New static functions.
2506 (pass_optimize_widening_mul): New.
2507 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2508 <case MULT_EXPR>: Remove support for widening multiplies.
2509 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2510 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2511 simplify_gen_unary rather than directly building extensions.
2512 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2514 * expmed.c (expand_widening_mult): New function.
2515 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2517 2010-04-21 Jan Hubicka <jh@suse.cz>
2519 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2520 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2521 * lto-wpa-fixup.c: Remove.
2522 * Makefile.in (lto-wpa-fixup.o): Remove.
2523 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2524 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2525 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2527 2010-04-21 Jan Hubicka <jh@suse.cz>
2529 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2530 add write_optimization_summary, read_optimization_summary.
2531 (ipa_write_summaries_of_cgraph_node_set): Remove.
2532 (ipa_write_optimization_summaries): Declare.
2533 (ipa_read_optimization_summaries): Declare.
2534 * ipa-cp.c (pass_ipa_cp): Update.
2535 * ipa-reference.c (pass_ipa_reference): Update.
2536 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2537 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2539 * ipa-inline.c (pass_ipa_inline): Update.
2540 * ipa.c (pass_ipa_whole_program): Update.
2541 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2542 * passes.c (ipa_write_summaries_1): Do not test wpa.
2543 (ipa_write_optimization_summaries_1): New.
2544 (ipa_write_optimization_summaries): New.
2545 (ipa_read_summaries): Do not test ltrans.
2546 (ipa_read_optimization_summaries_1): New.
2547 (ipa_read_optimization_summaries): New.
2549 2010-04-21 Jan Hubicka <jh@suse.cz>
2551 * lto-cgraph.c (lto_output_node): Do not output comdat groups
2553 (output_cgraph): Do not arrange comdat groups for boundary nodes.
2555 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2558 * dwarf2out.c (add_name_and_src_coords_attributes): Add
2559 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
2561 2010-04-21 Jan Hubicka <jh@suse.cz>
2563 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
2565 2010-04-21 Jan Hubicka <jh@suse.cz>
2567 * varpool.c (decide_is_variable_needed): Variable is always needed
2570 2010-04-21 Jan Hubicka <jh@suse.cz>
2572 * opts.c (decode_options): Enable pure-const pass for whopr.
2574 2010-04-21 Jan Hubicka <jh@suse.cz>
2576 * cgraph.c (dump_cgraph_node): Dump also assembler name.
2577 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
2579 (cgraph_decide_inlining): Do not expect callee to be removed in all
2582 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
2584 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
2586 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2588 * config/i386/i386.md (x86_shrd): Add athlon_decode and
2589 amdfam10_decode attributes.
2591 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2594 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
2595 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
2596 (lower_copyprivate_clauses): Use private var in outer
2597 context instead of original var. Make sure the types
2598 are correct for VLAs.
2600 2010-04-21 Richard Guenther <rguenther@suse.de>
2602 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
2603 to non-pointer objects.
2605 2010-04-21 Jakub Jelinek <jakub@redhat.com>
2607 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
2608 last chain entry if it starts with the still current label.
2609 (add_location_or_const_value_attribute): Check that
2610 loc_list->first->next is NULL instead of comparing ->first with ->last.
2611 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
2612 to add_var_loc_to_decl.
2614 * dwarf2out.c (output_call_frame_info): For dw_cie_version
2615 >= 4 add also address size and segment size fields into CIE header.
2617 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
2618 long as address size is the same as sizeof (void *) and
2620 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
2621 address size or segment size is unexpected, return DW_EH_PE_omit.
2622 (classify_object_over_fdes): If get_cie_encoding returned
2623 DW_EH_PE_omit, return -1.
2624 (init_object): If classify_object_over_fdes returned -1,
2625 pretend there were no FDEs at all.
2627 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
2629 * config/i386/i386.md (bswap<mode>2): Macroize expander from
2630 bswap{si,di}2 using SWI48 mode iterator.
2631 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
2632 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
2633 set modrm attribute of bswap insn to 0 and remove length attribute.
2634 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
2635 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
2636 set mode attribute to <MODE> and remove length attribute.
2638 2010-04-20 James E. Wilson <wilson@codesourcery.com>
2640 PR rtl-optimization/43520
2641 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
2642 zero available registers.
2644 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2646 * builtins.c (fold_builtin_cproj): Fold more cases.
2648 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2650 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
2651 (fold_builtin_1): Fold builtin cproj.
2652 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
2653 Use ATTR_CONST_NOTHROW_LIST.
2655 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
2657 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
2658 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
2659 ffsi2_no_cmove for !TARGET_CMOVE.
2660 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
2661 (ffssi2): Remove expander.
2662 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
2664 (ctz<mode>2): Ditto from ctz{si,di}2.
2665 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
2667 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
2670 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2672 * dwarf2out.c (AT_linkage_name): Define.
2673 (clone_as_declaration): Handle DW_AT_linkage_name.
2674 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
2675 of DW_AT_MIPS_linkage_name.
2676 (move_linkage_attr): Likewise.
2677 (dwarf2out_finish): Likewise.
2679 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
2682 * fold-const.c (fold_comparison): New folding rule.
2684 2010-04-20 Anatoly Sokolov <aesok@post.ru>
2686 * double-int.h (double_int_setbit): Declare.
2687 * double-int.c (double_int_setbit): New function.
2688 * rtl.h (immed_double_int_const): Declare.
2689 * emit-rtl.c (immed_double_int_const): New function.
2690 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
2691 and immed_double_int_const functions.
2692 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
2693 expand_copysign_bit): (Ditto.).
2694 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
2695 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
2696 * dojump.c (prefer_and_bit_test): (Ditto.).
2697 * expr.c (convert_modes, reduce_to_bit_field_precision,
2698 const_vector_from_tree): (Ditto.).
2699 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2701 2010-04-20 Jan Hubicka <jh@suse.cz>
2703 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
2704 (dump_cgraph_node): Dump new flags.
2705 * cgraph.h (struct cgraph_node): Add flags
2706 reachable_from_other_partition and in_other_partition.
2707 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
2708 other partition can not be removed.
2709 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
2710 the other partition must be output; silence sanity checking on
2711 leaking functions bodies from other paritition.
2712 * lto-cgraph.c (reachable_from_other_partition_p): New function.
2713 (lto_output_node): Output new flags; do not sanity check that inline
2714 clones are output; drop lto_forced_extern_inline_p code; do not mock
2715 visibility flags at partition boundaries.
2716 (add_node_to): New function.
2717 (output_cgraph): Use it to sort functions so masters appear before
2719 (input_overwrite_node): Input new flags.
2720 * passes.c (ipa_write_summaries): Do not call
2721 lto_new_extern_inline_states.
2722 * lto-section-out.c (forced_extern_inline,
2723 lto_new_extern_inline_states lto_delete_extern_inline_states,
2724 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
2725 * lto-streamer.h (lto_new_extern_inline_states,
2726 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
2727 lto_forced_extern_inline_p): Kill.
2729 2010-04-20 Richard Guenther <rguenther@suse.de>
2731 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
2732 from vars that can have pointers.
2733 (process_constraint): Dump useless constraints.
2735 2010-04-20 Richard Guenther <rguenther@suse.de>
2737 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
2738 (dump_sa_points_to_info): Remove asserts.
2739 (init_base_vars): nothing_id isn't an escape point nor does it
2742 2010-04-20 Jakub Jelinek <jakub@redhat.com>
2744 * tree.h (TYPE_REF_IS_RVALUE): Define.
2745 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
2746 should_move_die_to_comdat, prune_unused_types_walk): Handle
2747 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
2748 (modified_type_die, gen_reference_type_die): Emit
2749 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
2750 if TYPE_REF_IS_RVALUE and -gdwarf-4.
2752 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2755 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
2756 calls for -fpic -m31 if they have been sibcall optimized.
2758 2010-04-19 James E. Wilson <wilson@codesourcery.com>
2760 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
2761 ar.lc fixed and call-used.
2763 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
2765 2010-04-19 Jan Hubicka <jh@suse.cz>
2767 * opts.c (decode_options): Disable whpr incompatible passes.
2768 * lto/lto.c (lto_1_to_1_map): Skip clones.
2769 (read_cgraph_and_symbols): Do not mark everything as needed.
2770 (do_whole_program_analysis): Do map only after optimizing;
2771 set proper cgraph_state; use passmanager.
2773 2010-04-19 DJ Delorie <dj@redhat.com>
2775 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
2776 POINTER_PLUS_EXPR and fix them.
2778 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
2780 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
2781 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
2782 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
2783 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
2784 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
2785 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
2786 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
2787 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
2788 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
2789 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
2790 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
2792 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
2794 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
2795 (check_cond_move_block): Likewise.
2796 (cond_move_process_if_block): Likewise.
2797 (noce_find_if_block): Improve formatting.
2798 (find_if_header): Pass 0 to memset and tweak conditions.
2799 (cond_exec_find_if_block): Fix long lines and tweak conditions.
2801 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2803 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
2807 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
2808 with non-local decl doesn't need chain.
2810 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
2812 * ira-color.c (allocno_reload_assign): Avoid accumulating
2813 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
2815 2010-04-19 Martin Jambor <mjambor@suse.cz>
2817 * gimple.h (create_tmp_reg): Declare.
2818 * gimplify.c (create_tmp_reg): New function.
2819 (gimplify_return_expr): Use create_tmp_reg.
2820 (gimplify_omp_atomic): Likewise.
2821 (gimple_regimplify_operands): Likewise.
2822 * tree-dfa.c (make_rename_temp): Likewise.
2823 * tree-predcom.c (predcom_tmp_var): Likewise.
2824 (reassociate_to_the_same_stmt): Likewise.
2825 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
2826 (get_replaced_param_substitute): Likewise.
2827 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
2828 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
2829 * tree-ssa-pre.c (get_representative_for): Likewise.
2830 (create_expression_by_pieces): Likewise.
2831 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
2832 (create_tailcall_accumulator): Likewise.
2834 2010-04-19 Martin Jambor <mjambor@suse.cz>
2836 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
2838 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
2840 2010-04-19 Richard Guenther <rguenther@suse.de>
2842 PR tree-optimization/43796
2843 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
2844 from SCEV in the lattice.
2845 (vrp_visit_phi_node): Dump change.
2847 2010-04-19 Richard Guenther <rguenther@suse.de>
2849 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
2850 * configure: Re-generated.
2852 2010-04-19 Richard Guenther <rguenther@suse.de>
2854 PR tree-optimization/43783
2855 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
2856 constant ARRAY_REF operands two and three if possible.
2858 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
2861 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
2863 2010-04-19 Jie Zhang <jie@codesourcery.com>
2866 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
2868 2010-04-19 Ira Rosen <irar@il.ibm.com>
2870 PR tree-optimization/37027
2871 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
2872 and macro to access it.
2873 (vectorizable_reduction): Add argument.
2874 (vect_get_slp_defs): Likewise.
2875 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
2876 statements for possible use in SLP.
2877 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
2878 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
2879 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
2881 (vectorizable_reduction): Likewise.
2882 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
2884 (vectorizable_type_demotion, vectorizable_type_promotion,
2885 vectorizable_store): Likewise.
2886 (vect_analyze_stmt): Update call to vectorizable_reduction.
2887 (vect_transform_stmt): Likewise.
2888 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
2889 (vect_build_slp_tree): Fix indentation. Check that there are no loads
2890 from different interleaving chains in same node.
2891 (vect_slp_rearrange_stmts): New function.
2892 (vect_supported_load_permutation_p): Allow load permutations for
2893 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
2894 inside SLP nodes if necessary.
2895 (vect_analyze_slp_instance): Handle reductions.
2896 (vect_analyze_slp): Try to build SLP instances originating from groups
2898 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
2899 (vect_get_constant_vectors): Create initial vectors for reductions
2900 according to reduction code. Add new argument.
2901 (vect_get_slp_defs): Add new argument, pass it to
2902 vect_get_constant_vectors.
2903 (vect_schedule_slp_instance): Remove SLP tree root statements.
2905 2010-04-19 Jakub Jelinek <jakub@redhat.com>
2907 * tree.h (ENUM_IS_SCOPED): Define.
2908 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
2909 for ENUM_IS_SCOPED enums.
2911 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
2913 * fold-const.c (fold_comparison): Use ssizetype.
2914 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
2915 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
2916 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
2917 * tree-object-size.c (compute_object_sizes): Use size_type_node.
2919 * tree.h (initialize_sizetypes): Remove parameter.
2920 (build_common_tree_nodes): Remove second parameter.
2921 * stor-layout.c (initialize_sizetypes): Remove parameter.
2922 Always create an unsigned type.
2923 (set_sizetype): Assert that the passed type is unsigned and simplify.
2924 * tree.c (build_common_tree_nodes): Remove second parameter.
2925 Adjust call to initialize_sizetypes.
2926 * c-decl.c (c_init_decl_processing): Remove second argument in call to
2927 build_common_tree_nodes.
2929 2010-04-18 Matthias Klose <doko@ubuntu.com>
2931 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
2933 2010-04-18 Ira Rosen <irar@il.ibm.com>
2935 PR tree-optimization/43771
2936 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
2937 load permutation doesn't have gaps.
2939 2010-04-18 Jan Hubicka <jh@suse.cz>
2941 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
2942 (sse_prologue_save_insn expander): Use new pattern.
2943 (sse_prologue_save_insn1): New pattern and splitter.
2944 (sse_prologue_save_insn): Update to deal also with 64bit aligned
2946 * i386.c (setup_incoming_varargs_64): Do not compute jump
2948 (ix86_gimplify_va_arg): Update alignment needed.
2949 (ix86_local_alignment): Do not align all local arrays to 128bit.
2951 2010-04-17 Jan Hubicka <jh@suse.cz>
2953 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
2955 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2957 * arm.md (negdi2): Remove redundant code to force values into a
2960 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2962 * arm/bpabi.S: Add EABI alignment attributes to objects.
2963 * arm/bpabi-v6m.S: Likewise.
2964 * arm/crti.asm: Likewise.
2965 * arm/crtn.asm: Likewise.
2966 * arm/lib1funcs.asm: Likewise.
2967 * arm/libunwind.S: Likewise.
2969 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
2971 * arm-protos.h (tune_params): New structure.
2972 * arm.c (current_tune): New variable.
2973 (arm_constant_limit): Delete.
2974 (struct processors): Add pointer to the tune parameters.
2975 (arm_slowmul_tune): New tuning option.
2976 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
2977 (all_cores): Adjust to pick up the tuning model.
2978 (arm_constant_limit): New function.
2979 (arm_override_options): Select the appropriate tuning model. Delete
2980 initialization of arm_const_limit.
2981 (arm_split_constant): Use the new constant-limit model.
2982 (arm_rtx_costs): Pick up the current tuning model.
2983 * arm.md (is_strongarm, is_xscale): Delete.
2984 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
2985 for Xscale variant architectures.
2986 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
2988 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2990 * config/arm/arm.c (arm_gen_constant): Remove unused variable
2992 (arm_rtx_costs_1): Remove unused variable extra_cost.
2993 (arm_unwind_emit_set): Use variable offset.
2994 (thumb1_output_casesi): Remove unused variable flags.
2996 2010-04-16 Jeff Law <law@redhat.com>
2998 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
2999 needing assignment rather than doing a two-phase assignment. Remove
3000 unused variable 'm'.
3002 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3005 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3007 2010-04-16 Doug Kwan <dougkwan@google.com>
3009 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3010 (next_operand_entry_id): New static variable.
3011 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3012 (add_to_ops_vec): Assigned unique ID to operand entry.
3013 (struct oecount_s): New field ID.
3014 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3015 (undistribute_ops_list): Assign unique IDs to oecounts.
3016 (init_reassoc): reset next_operand_entry_id.
3018 2010-04-16 Doug Kwan <dougkwan@google.com>
3020 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3021 missing left parenthesis.
3023 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3025 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3026 *btdi_rex64 using SWI48 mode iterator.
3027 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3028 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3029 *jcc_btdi_mask_rex64.
3031 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3033 * double-int.h (tree_to_double_int): Convert to macro.
3034 * double-int.c (tree_to_double_int): Remove.
3036 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3039 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3040 with want_address 2 and in case a single element list might be
3041 possible, call it again with want_address 0.
3043 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3045 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3046 case 'W' print operands for HI mode.
3047 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3048 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3049 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3050 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3052 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3054 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3055 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3056 #xx:3 and #xx:4 mode.
3058 * config/h8300/h8300.md (inverted load with HImode dest): Add
3059 support for H8300SX.
3061 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3062 satisfy 'U' constraint.
3064 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3066 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3067 * configure: Regenerate.
3068 * config.in: Regenerate.
3069 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3072 2010-04-16 Richard Guenther <rguenther@suse.de>
3074 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3075 (struct tree_decl_common): ... here.
3076 (DECL_PT_UID): Adjust.
3077 (SET_DECL_PT_UID): Likewise.
3078 (DECL_PT_UID_SET_P): Likewise.
3080 2010-04-16 Richard Guenther <rguenther@suse.de>
3082 PR tree-optimization/43572
3083 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3084 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3085 * tree-flow.h (is_call_clobbered): Remove.
3086 * tree-flow-inline.h (is_call_clobbered): Likewise.
3087 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3088 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3089 (execute_return_slot_opt): Adjust.
3090 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3091 check for call clobbered vars here.
3092 (find_tail_calls): Move tailcall verification to the
3095 2010-04-16 Diego Novillo <dnovillo@google.com>
3097 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3099 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3102 * config/arm/arm.md (cbranchqi4): New pattern.
3103 * config/arm/predicates.md (const0_operand,
3104 cbranchqi4_comparison_operator): New predicates.
3106 2010-04-16 Richard Guenther <rguenther@suse.de>
3108 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3109 (dump_gimple_stmt): Likewise.
3111 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3113 * recog.h (struct recog_data): New field is_operator.
3114 (struct insn_operand_data): New field is_operator.
3115 * recog.c (extract_insn): Set recog_data.is_operator.
3116 * genoutput.c (output_operand_data): Emit code to set the
3118 * reload.c (find_reloads): Use it rather than testing for an
3119 empty constraint string.
3122 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3123 If the previous insn is a cbranchsi4_insn with the same arguments,
3124 omit the compare instruction.
3126 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3127 register, inputs must be low registers and we need a low register
3128 scratch. Handle alternative 2 like alternative 3.
3130 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3132 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3133 don't call get_addr on both. If one expression is a VALUE and
3134 the other a REG, check VALUE's locs if the REG isn't among them.
3136 2010-04-16 Christian Bruel <christian.bruel@st.com>
3138 * config/sh/sh.h (sh_frame_pointer_required): New function.
3139 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3140 (flag_omit_frame_pointer) Set.
3141 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3142 (rounded_frame_size): Adjust size with outgoing_args_size.
3143 (sh_set_return_address): Must return from stack pointer.
3144 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3145 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3146 (ACCUMULATE_OUTGOING_ARGS): Define.
3147 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3148 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3150 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3153 * config/sh/sh.c (sh_legitimize_reload_address): Use
3154 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3155 Remove a unneeded check for offset_base.
3157 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3159 * configure: Regenerated.
3161 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3163 * config/s390/s390.c (s390_call_save_register_used): Switch back
3164 to HARD_REGNO_NREGS.
3166 2010-04-15 Richard Guenther <rguenther@suse.de>
3168 * alias.c (alias_set_subset_of): Handle alias-set zero
3171 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3172 Julian Brown <julian@codesourcery.com>
3174 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3175 alternatives according to use of high and low regs.
3176 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3177 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3178 optimizing for size on Thumb-2.
3180 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3182 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3184 2010-04-15 Richard Guenther <rguenther@suse.de>
3186 * tree-ssa-structalias.c (struct variable_info): Add
3188 (new_var_info): Initialize it.
3189 (dump_constraints): Support printing last added constraints.
3190 (debug_constraints): Adjust.
3191 (dump_constraint_graph): Likewise.
3192 (make_heapvar_for): Check for NULL cfun.
3193 (get_function_part_constraint): New function.
3194 (get_fi_for_callee): Likewise.
3195 (find_func_aliases): Properly implement IPA PTA constraints.
3196 (process_ipa_clobber): New function.
3197 (find_func_clobbers): Likewise.
3198 (insert_into_field_list_sorted): Remove.
3199 (create_function_info_for): Properly allocate vars for IPA mode.
3200 Do not use insert_into_field_list_sorted.
3201 (create_variable_info_for): Properly generate constraints for
3202 global vars in IPA mode.
3203 (dump_solution_for_var): Always dump the solution.
3204 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3205 (find_what_var_points_to): Adjust.
3206 (pt_solution_set): Change.
3207 (pt_solution_ior_into): New function.
3208 (pt_solution_empty_p): Export.
3209 (pt_solution_includes_global): Adjust.
3210 (pt_solution_includes_1): Likewise.
3211 (pt_solutions_intersect_1): Likewise.
3212 (dump_sa_points_to_info): Check some invariants.
3213 (solve_constraints): Move constraint dumping ...
3214 (compute_points_to_sets): ... here.
3215 (ipa_pta_execute): ... and here.
3216 (compute_may_aliases): Do not re-compute points-to info
3217 locally if IPA info is available.
3218 (ipa_escaped_pt): New global var.
3219 (ipa_pta_execute): Properly implement IPA PTA.
3220 * tree-into-ssa.c (dump_decl_set): Support dumping
3221 decls not in referenced-vars.
3222 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3223 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3224 (dump_points_to_solution): Likewise.
3225 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3226 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3227 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3228 (copy_decl_to_var): Copy DECL_PT_UID.
3229 (copy_result_decl_to_var): Likewise.
3230 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3231 (copy_node_stat): Copy it.
3232 * tree.h (DECL_PT_UID): New macro.
3233 (SET_DECL_PT_UID): Likewise.
3234 (DECL_PT_UID_SET_P): Likewise.
3235 (struct tree_decl_minimal): Add pt_uid member.
3236 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3237 (pt_solution_empty_p): Declare.
3238 (pt_solution_set): Adjust.
3239 (ipa_escaped_pt): Declare.
3240 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3241 * gimple-pretty-print.c (pp_points_to_solution): New function.
3242 (dump_gimple_call): Dump call clobber/use information.
3243 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3244 * tree-pass.h (TDF_ALIAS): New dump option.
3245 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3246 * doc/invoke.texi (-fipa-pta): Update documentation.
3248 2010-04-15 Richard Guenther <rguenther@suse.de>
3250 * Makefile.in (OBJS-common): Add gimple-fold.o.
3251 (gimple-fold.o): New rule.
3252 * tree.h (maybe_fold_offset_to_reference,
3253 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3255 * gimple.h: ... here.
3256 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3257 may_propagate_address_into_dereference): Move prototypes ...
3258 * gimple.h: ... here.
3259 * tree-ssa-ccp.c (get_symbol_constant_value,
3260 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3261 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3262 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3263 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3264 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3265 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3266 gimplify_and_update_call_from_tree): Move ...
3267 * gimple-fold.c: ... here. New file.
3268 (ccp_fold_builtin): Rename to ...
3269 (gimple_fold_builtin): ... this.
3270 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3272 2010-04-15 Richard Guenther <rguenther@suse.de>
3274 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3275 fit_double_type, force_fit_type_double, add_double_with_sign,
3276 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3277 lrotate_double, rrotate_double, div_and_round_double): Move ...
3278 * double-int.c: ... here.
3279 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3280 add_double, neg_double, mul_double_with_sign, mul_double,
3281 lshift_double, rshift_double, lrotate_double, rrotate_double,
3282 div_and_round_double): Move prototypes ...
3283 * double-int.h: ... here.
3285 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3288 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3289 matching constraints to ensure inputs match the output.
3291 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3294 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3295 in an input-only operand.
3297 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3299 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3300 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3301 (double_int_negative_p): Convert to static inline function.
3302 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3303 (double_int_negative_p): Remove.
3304 * tree.h (lshift_double, rshift_double):
3305 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3306 * fold-const.c (fold_convert_const_int_from_real,
3307 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3308 (lshift_double): Change type of arith argument to bool.
3309 (rshift_double): Change type of arith argument to bool. Correct
3311 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3313 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3316 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3317 at the start and end of the then/else blocks, and omit them from the
3319 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3320 argument; all callers changed. Pass zero to old_insns_match_p instead.
3321 (flow_find_head_matching_sequence): New function.
3322 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3323 * basic-block.h (flow_find_cross_jump,
3324 flow_find_head_matching_sequence): Declare functions.
3326 2010-04-14 Jason Merrill <jason@redhat.com>
3329 * c-common.c (attribute_takes_identifier_p): New fn.
3330 * c-common.h: Declare it.
3332 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3334 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3336 (*udivmod<mode>4): Ditto.
3338 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3340 * config/i386/i386.md (maxmin_int): Rename code attribute from
3341 maxminiprefix and update all users.
3342 (maxmin_float): Ditto from maxminfprefix.
3343 (logic): Ditto from logicprefix.
3344 (absneg_mnemonic): Ditto from absnegprefix.
3345 * config/i386/mmx.md: Update all users of maxminiprefix,
3346 maxminfprefix and logicprefix for rename.
3347 * config/i386/sse.md: Ditto.
3348 * config/i386/sync.md (sync_<code><mode>): Update for
3351 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3354 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3355 warnings converted to errors.
3357 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3359 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3360 used insn_type variable.
3361 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3362 to avoid set-but-not-used warning.
3364 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3366 * df-core.c (df_ref_debug): Change format string placeholder
3368 * dwarf2asm.c (dw2_asm_output_data_raw,
3369 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3370 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3371 * dwarf2out.c (output_cfi, output_cfi_directive,
3372 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3373 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3375 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3376 * print-rtl.c (print_rtx): Ditto.
3378 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3381 * builtins.c (expand_builtin_pow_root): New function to expand pow
3382 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3383 series of sqrt and cbrt calls under -ffast-math.
3384 (expand_builtin_pow): Call it.
3386 2010-04-14 Michael Matz <matz@suse.de>
3388 PR tree-optimization/42963
3389 * tree-cfg.c (touched_switch_bbs): New static variable.
3390 (group_case_labels_stmt): New function broken out from ...
3391 (group_case_labels): ... here, use the above.
3392 (start_recording_case_labels): Allocate touched_switch_bbs.
3393 (end_recording_case_labels): Deallocate it, call
3394 group_case_labels_stmt.
3395 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3397 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3399 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3402 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3404 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3406 2010-04-13 Jan Hubicka <jh@suse.cz>
3408 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3409 of optimized out static functions.
3410 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3411 cost computation. Also sanity check for overflows.
3412 (update_caller_keys): Update cgraph_edge_badness call; properly
3413 update fibheap and sanity check that it is up to date.
3414 (add_new_edges_to_heap): Update cgraph_edge_badness.
3415 (cgraph_decide_inlining_of_small_function): Likewise;
3416 add sanity checking that badness in heap is up to date;
3417 improve dumping of reason; Update badness of calls to the
3418 offline copy of function currently inlined; dump badness
3419 of functions not inlined because of unit growth limits.
3421 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3424 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3425 because of sign-extension change when converting to sizetype here...
3426 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3428 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3429 the folding to constants. Remove redundant final conversion.
3430 (fold_binary) <associate>: Do not associate if the re-association of
3431 constants alone overflows.
3432 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3433 to the end of the list.
3434 (multiple_of_p) <COND_EXPR>: New case.
3436 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3438 * opt-functions.awk (opt_sanitized_name): New.
3440 * optc-gen.awk: Use it
3441 * opth-gen.awk: Use it.
3443 2010-04-13 Martin Jambor <mjambor@suse.cz>
3445 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3446 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3447 children. Call replace_uses_with_default_def_ssa_name to handle
3450 2010-04-13 Michael Matz <matz@suse.de>
3453 * builtins.c (expand_builtin_interclass_mathfn): Also create
3454 a register if the predicate doesn't match.
3456 2010-04-13 Diego Novillo <dnovillo@google.com>
3458 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3459 * c-pch.c: Include timevar.h.
3460 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3461 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3462 * ggc-common.c: Include timevar.h.
3463 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3464 * timevar.def (TV_PCH_SAVE): Define.
3465 (TV_PCH_CPP_SAVE): Define.
3466 (TV_PCH_PTR_REALLOC): Define.
3467 (TV_PCH_PTR_SORT): Define.
3468 (TV_PCH_RESTORE): Define.
3469 (TV_PCH_CPP_RESTORE): Define.
3471 2010-04-13 Michael Matz <matz@suse.de>
3473 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3475 (can_reassociate_p): New function.
3476 (break_up_subtract_bb, reassociate_bb): Use it.
3478 2010-04-13 Richard Guenther <rguenther@suse.de>
3481 * builtins.c (c_readstr): Fix assert.
3483 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3485 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3486 when generating cltd insn.
3488 (*ashl<mode>3_1): Remove special handling for register operand 2.
3489 (*ashlsi3_1_zext): Ditto.
3490 (*ashlhi3_1): Ditto.
3491 (*ashlhi3_1_lea): Ditto.
3492 (*ashlqi3_1): Ditto.
3493 (*ashlqi3_1_lea): Ditto.
3494 (*<shiftrt_insn><mode>3_1): Ditto.
3495 (*<shiftrt_insn>si3_1_zext): Ditto.
3496 (*<shiftrt_insn>qi3_1_slp): Ditto.
3497 (*<rotate_insn><mode>3_1): Ditto.
3498 (*<rotate_insn>si3_1_zext): Ditto.
3499 (*<rotate_insn>qi3_1_slp): Ditto.
3501 2010-04-13 Richard Guenther <rguenther@suse.de>
3503 * tree-ssa-structalias.c (callused_id): Remove.
3504 (call_stmt_vars): New.
3505 (get_call_vi): Likewise.
3506 (lookup_call_use_vi): Likewise.
3507 (lookup_call_clobber_vi): Likewise.
3508 (get_call_use_vi): Likewise.
3509 (get_call_clobber_vi): Likewise.
3510 (make_transitive_closure_constraints): Likewise.
3511 (handle_const_call): Adjust to do per-call call-used handling.
3512 (handle_pure_call): Likewise.
3513 (find_what_var_points_to): Remove general callused handling.
3514 (init_base_vars): Likewise.
3515 (init_alias_vars): Initialize call_stmt_vars.
3516 (compute_points_to_sets): Process call-used and call-clobbered
3517 vars for call statements.
3518 (delete_points_to_sets): Free call_stmt_vars.
3520 2010-04-13 Richard Guenther <rguenther@suse.de>
3522 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3523 Only add RW dependence for dependence distance zero.
3524 Adjust maximal vectorization factor according to dependences.
3525 Move alignment handling ...
3526 (vect_find_same_alignment_drs): ... here. New function.
3527 (vect_analyze_data_ref_dependences): Adjust.
3528 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3529 (vect_analyze_data_refs): Adjust minimal vectorization factor
3530 according to data references.
3531 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3532 dependences before determining the vectorization factor.
3533 Analyze alignment after determining the vectorization factor.
3534 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3535 dependences before alignment.
3536 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3538 (vect_analyze_data_refs): Likewise.
3539 (MAX_VECTORIZATION_FACTOR): New define.
3541 2010-04-13 Duncan Sands <baldrick@free.fr>
3543 * except.h (lang_eh_type_covers): Remove.
3544 * except.c (lang_eh_type_covers): Likewise.
3546 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3547 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3549 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3550 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3551 UNITS_PER_LONG where it is ABI relevant.
3552 (s390_return_addr_rtx): Likewise.
3553 (s390_back_chain_rtx): Likewise.
3554 (s390_frame_area): Likewise.
3555 (s390_frame_info): Likewise.
3556 (s390_initial_elimination_offset): Likewise.
3557 (save_gprs): Likewise.
3558 (s390_emit_prologue): Likewise.
3559 (s390_emit_epilogue): Likewise.
3560 (s390_function_arg_advance): Likewise.
3561 (s390_function_arg): Likewise.
3562 (s390_va_start): Likewise.
3563 (s390_gimplify_va_arg): Likewise.
3564 (s390_function_profiler): Likewise.
3565 (s390_optimize_prologue): Likewise.
3566 (s390_rtx_costs): Likewise.
3567 (s390_secondary_reload): Likewise.
3568 (s390_promote_function_mode): Likewise.
3569 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
3570 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
3571 registers available.
3572 (s390_unwind_word_mode): New function.
3573 (s390_function_value): Split 64 bit values into register pair if
3574 used as return value.
3575 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
3576 function call parameters. Handle parallels.
3577 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
3578 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
3579 (DWARF_CIE_DATA_ALIGNMENT): New macro.
3580 (s390_expand_setmem): Remove unused variable src_addr.
3581 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
3582 deal with 64 bit registers.
3583 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
3584 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
3585 (UNITS_PER_LONG): New macro.
3586 * libjava/include/s390-signal.h: Define extended ucontext
3587 structure containing the upper halfs of the 64 bit registers.
3589 2010-04-13 Simon Baldwin <simonb@google.com>
3591 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
3593 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3595 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
3596 rvalue on the RHS if the LHS is of a non-renamable type.
3597 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
3599 2010-04-13 Matthias Klose <doko@ubuntu.com>
3601 * gcc.c (cc1_options): Handle -iplugindir before processing
3602 the cc1 spec. Only add -iplugindir once.
3603 (cpp_unique_options): Add -iplugindir option if -fplugin* options
3605 * common.opt (iplugindir): Remove `Separate' property, initialize.
3606 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
3608 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
3609 (distclean): Remove plugin dir.
3610 * doc/invoke.texi: Document -iplugindir.
3612 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
3614 * doc/plugins.texi (Loading Plugins): Document short
3615 -fplugin=foo option.
3616 (Plugin API): Mention default_plugin_dir_name function.
3618 * gcc.c (find_file_spec_function): Add new declaration.
3619 (static_spec_func): Use it for "find-file".
3620 (find_file_spec_function): Add new function.
3621 (cc1_options): Add -iplugindir option if -fplugin* options found.
3623 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
3625 * plugin.c (add_new_plugin): Updated comment, and handle short
3627 (default_plugin_dir_name): Added new function.
3629 * common.opt (iplugindir): New option to set the plugin directory.
3631 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
3633 * config/i386/i386.md (any_rotate): New code iterator.
3634 (rotate_insn): New code attribute.
3636 (SWIM124): New mode iterator.
3637 (<rotate_insn>ti3): New expander.
3638 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
3639 any_rotate code iterator.
3640 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
3641 using any_rotate code iterator and SWIM124 mode iterator.
3642 (ix86_rotlti3): New insn_and_split pattern.
3643 (ix86_rotrti3): Ditto.
3644 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
3645 ix86_rotl{di,ti}3 patterns.
3646 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
3647 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
3648 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
3649 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
3650 code iterator and SWI mode iterator.
3651 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
3652 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
3654 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
3655 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
3656 (bswap rotatert splitter): Add splitter.
3657 (bswap splitter): Macroize splitter using any_rotate code iterator.
3658 Add insn predicate to split only for TARGET_USE_XCHGB or when
3659 optimizing function for size.
3661 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3663 * config/pa/pa.c (emit_move_sequence): Remove use of
3664 deleted variable flag_argument_noalias.
3666 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3668 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
3670 Add to unsupported targets list.
3671 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
3672 sparc*-sun-solaris2.[567]* from target lists.
3673 * configure: Regenerate.
3674 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
3676 Remove Solaris 7 patch references.
3677 (Specific, sparc-sun-solaris2.7): Removed.
3678 (sparc-sun-solaris2*): Update Solaris 7 example.
3679 (sparc64-*-solaris2*): Likewise.
3681 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3683 * config.build (alpha*-dec-osf4*): Remove.
3684 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
3685 of obsolete configurations.
3686 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
3688 * config/alpha/t-osf4: Renamed to ...
3689 * config/alpha/t-osf5: ... this.
3690 * config/alpha/osf.h: Renamed to ...
3691 * config/alpha/osf5.h: ... this.
3692 Merged old osf5.h contents.
3694 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
3695 (EXTRA_SPECS): Removed.
3696 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
3697 reflect removal of Tru64 UNIX V4.0/V5.0 support.
3700 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3702 * doc/contrib.texi (Contributors, Rainer Orth): Update.
3704 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
3707 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
3708 __thiscall convention.
3710 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3712 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
3714 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
3716 2010-04-12 Steve Ellcey <sje@cup.hp.com>
3718 * function.c (assign_parms_initialize_all): Add unused attribute
3721 2010-04-12 Richard Guenther <rguenther@suse.de>
3723 * gsstruct.def (GSS_CALL): New.
3724 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
3725 * gimple.h: Include tree-ssa-alias.h.
3726 (struct gimple_statement_call): New.
3727 (union gimple_statement_struct_d): Add gimple_call member.
3728 (gimple_call_reset_alias_info): Declare.
3729 (gimple_call_use_set): New function.
3730 (gimple_call_clobber_set): Likewise.
3731 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
3732 * gimple.c (gimple_call_reset_alias_info): New function.
3733 (gimple_build_call_1): Call it.
3734 * lto-streamer-in.c (input_gimple_stmt): Likewise.
3735 * tree-inline.c (remap_gimple_stmt): Likewise.
3736 (expand_call_inline): Remove callused handling.
3737 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
3738 * tree-dfa.c (dump_variable): Likewise.
3739 * tree-parloops.c (parallelize_loops): Likewise.
3740 * tree-ssa.c (init_tree_ssa): Likewise.
3741 (delete_tree_ssa): Likewise.
3742 * tree-flow-inline.h (is_call_used): Remove.
3743 * tree-flow.h (struct gimple_df): Remove callused member.
3744 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
3745 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
3746 (ref_maybe_used_by_call_p_1): Simplify.
3747 (call_may_clobber_ref_p_1): Likewise.
3748 * tree-ssa-structalias.c (compute_points_to_sets): Set
3749 the call stmt used and clobbered sets.
3750 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
3751 (find_tail_calls): Verify the tail call.
3753 2010-04-12 Richard Guenther <rguenther@suse.de>
3755 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
3756 single-iteration always-inline inlining.
3757 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
3758 (cgraph_decide_inlining): Do not handle always-inline specially.
3759 (try_inline): Remove always-inline cycle detection special case.
3760 Do not recurse on always-inlines.
3761 (cgraph_early_inlining): Do not iterate if not optimizing.
3762 (cgraph_gate_early_inlining): remove.
3763 (pass_early_inline): Run unconditionally.
3764 (gate_cgraph_decide_inlining): New function.
3765 (pass_ipa_inline): Use it. Do not run the IPA inliner if
3766 not inlining or optimizing.
3767 (cgraph_decide_inlining_of_small_functions): Also consider
3768 always-inline functions.
3769 (cgraph_default_inline_p): Return true for nodes which should
3770 disregard inline limits.
3771 (estimate_function_body_sizes): Assume zero size and time for
3772 nodes which are marked as disregarding inline limits.
3773 (cgraph_decide_recursive_inlining): Do not perform recursive
3774 inlining on always-inline nodes.
3776 2010-04-12 Jakub Jelinek <jakub@redhat.com>
3779 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
3780 for exprs satisfying handled_component_p.
3782 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
3784 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
3785 non-constant aggregate elements.
3787 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
3788 is a real initialization.
3790 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
3793 * c-decl.c (start_function): Move forward check for nested function.
3795 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3797 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
3798 * config/sh/sh.c: Include reload.h.
3799 (sh_legitimize_reload_address): New.
3800 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
3801 sh_legitimize_reload_address.
3803 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3805 * config/sh/sh.md (*movqi_pop): New insn pattern.
3806 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
3808 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3810 * config/i386/i386.md (any_shiftrt): New code iterator.
3811 (shiftrt_insn): New code attribute.
3813 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
3814 using any_shiftrt code iterator.
3815 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
3816 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
3817 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
3818 pattern from corresponding peephole2 patterns.
3819 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
3820 using any_shiftrt code iterator.
3821 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
3822 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
3823 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
3824 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
3825 *{ashr,lshr}<mode>3_cmp_zext.
3826 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
3828 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3830 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
3832 (*lshr<mode>3_cconly): Ditto.
3834 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
3836 * config/i386/i386.md (lshr<mode>3): Macroize expander from
3837 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3838 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3839 pattern from *lshr{di,ti}3_1 and corresponding splitters using
3841 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3842 from corresponding peephole2 patterns.
3843 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
3844 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
3845 and *lshrdi3_1_rex64 using SWI mode iterator.
3846 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
3847 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
3848 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
3849 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
3850 and *lshrdi3_cmp_rex64 using SWI mode iterator.
3851 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
3852 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
3853 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
3854 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
3857 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
3859 * config/i386/i386.md (ashr<mode>3): Macroize expander from
3860 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
3861 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
3862 pattern from *ashr{di,ti}3_1 and corresponding splitters using
3864 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
3865 from corresponding peephole2 patterns.
3866 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
3867 (ashrsi3_cvt): Rename from ashrsi3_31.
3868 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
3869 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
3870 and x86_64_shift_adj_3 using SWI48 mode iterator.
3871 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
3872 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
3873 and *ashrdi3_1_rex64 using SWI mode iterator.
3874 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
3875 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
3876 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
3877 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
3878 and *ashrdi3_cmp_rex64 using SWI mode iterator.
3879 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
3880 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
3881 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
3882 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
3884 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
3885 * config/i386/i386.c (ix86_split_ashr): Update for renamed
3886 x86_shift<mode>_adj_3 expanders.
3888 2010-04-10 Wei Guozhi <carrot@google.com>
3891 * config/arm/arm.c (arm_pic_static_addr): New function.
3892 (legitimize_pic_address): Call arm_pic_static_addr when it detects
3894 (arm_output_addr_const_extra): Output expression for new pattern.
3895 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
3897 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
3899 * ira-costs.c (record_reg_classes): Ignore alternatives that are
3902 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
3903 * web.c: Include "insn-config.h" and "recog.h".
3904 (union_match_dups): New function.
3905 (web_main): Call it.
3906 (union_defs): Don't try to recognize match_dups.
3908 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
3909 if doing so would replace the entire pattern.
3911 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
3915 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
3916 and splitter pattern. Change splitter operand 1 predicate to
3919 2010-04-09 Martin Jambor <mjambor@suse.cz>
3921 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
3922 lattices are addresses of CONST_DECLs with the same initial value.
3923 (ipcp_print_all_lattices): Print values of CONST_DECLs.
3924 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
3926 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
3927 Bernd Schmidt <bernds@codesourcery.com>
3929 * loop-invariant.c (replace_uses): New static function.
3930 (move_invariant_reg): Use it to ensure we can replace the uses.
3932 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
3934 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
3936 (picochip_override_options): Enable section anchors only above -O1.
3937 (picochip_reorg): Fixed a couple of build warnings.
3939 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3941 * configure.ac (plugin -rdynamic test): Log result.
3942 * configure: Regenerate.
3943 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
3944 (RDYNAMIC_SPEC): Define.
3945 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
3947 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3949 * configure.ac: Determine Sun ld version numbers.
3950 (comdat_group): Restrict GNU ld version checks to gld.
3951 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
3952 (enable_comdat): Support --enable-comdat.
3953 * configure: Regenerate.
3954 * doc/install.texi (Configuration): Document --enable-comdat.
3956 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3958 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
3959 * config/sol2-gld.h: ... here.
3960 * config.gcc (sparc*-*-solaris2*): Reflect this.
3961 (i[34567]86-*-solaris2*): Use it.
3963 2010-04-09 Steve Ellcey <sje@cup.hp.com>
3965 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
3967 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
3969 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
3972 * diagnostic.c (diagnostic_initialize): Initialize
3973 some_warnings_are_errors.
3974 (diagnostic_finish): New.
3975 (diagnostic_action_after_output): Call it before exiting.
3976 (diagnostic_report_diagnostic): Do not print message here. Set
3977 some_warnings_are_errors.
3978 * diagnostic.h (diagnostic_context): Delete
3979 issue_warnings_are_errors_message. Add some_warnings_are_errors.
3980 (diagnostic_finish): Declare.
3981 * toplev.c (toplev_main): Call it before exit.
3983 2010-04-09 Jason Merrill <jason@redhat.com>
3986 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
3987 for incomplete type.
3990 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
3991 based on a warning flag.
3993 2010-04-09 Richard Guenther <rguenther@suse.de>
3995 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
3997 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4000 * varasm.c (default_assemble_visibility): Wrap vars that are
4001 set, but unused, by targets without GAS.
4002 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4003 Remove set, but unused, vars.
4004 (rs6000_legitimize_tls_address): Likewise.
4005 (altivec_expand_dst_builtin): Likewise.
4006 * config/darwin.c (machopic_classify_symbol): Likewise.
4007 (machopic_indirection_name): Likewise.
4009 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4011 * config/i386/i386.md (DWI): New mode iterator.
4012 (S): New mode attribute.
4013 (shift_operand): Ditto.
4014 (shift_immediate_operand): Ditto.
4015 (ashl_input_operand): Ditto.
4016 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4017 using SDWIM mode iterator.
4018 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4019 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4021 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4022 from corresponding peephole2 patterns.
4023 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4024 and x86_64_shift_adj_1 using SWI48 mode iterator.
4025 (x86_shift<mode>_adj_2): Ditto.
4026 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4027 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4028 using SWI48 mode iterator.
4029 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4030 *ashldi3_cmp_rex64 using SWI mode iterator.
4031 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4032 *ashldi3_cconly_rex64 using SWI mode iterator.
4033 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4034 x86_shift<mode>_adj_{1,2}.
4035 (ix86_split_ashr): Ditto.
4036 (ix86_split_lshr): Ditto.
4038 2010-04-09 Richard Guenther <rguenther@suse.de>
4040 * target.h (builtin_conversion): Pass in input and output types.
4041 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4042 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4043 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4044 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4046 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4048 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4050 2010-04-09 Richard Guenther <rguenther@suse.de>
4053 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4055 2010-04-09 Richard Guenther <rguenther@suse.de>
4057 * tree-vectorizer.h (struct _stmt_vec_info): Document
4058 that vectype is the type of the LHS.
4059 (supportable_widening_operation, supportable_narrowing_operation):
4060 Get both input and output vector types as arguments.
4061 (vect_is_simple_use_1): Declare.
4062 (get_same_sized_vectype): Likewise.
4063 * tree-vect-loop.c (vect_determine_vectorization_factor):
4064 Set STMT_VINFO_VECTYPE to the vector type of the def.
4065 (vectorizable_reduction): Adjust.
4066 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4067 Adjust. Specify the output vector type.
4068 (vect_pattern_recog_1): Adjust.
4069 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4070 (vectorizable_call): Adjust.
4071 (vectorizable_conversion): Likewise.
4072 (vectorizable_operation): Likewise.
4073 (vectorizable_type_demotion): Likewise.
4074 (vectorizable_type_promotion): Likewise.
4075 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4077 (vect_is_simple_use_1): New function.
4078 (supportable_widening_operation): Get both input and output
4080 (supportable_narrowing_operation): Likewise.
4081 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4083 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4085 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4086 __thiscall and _thiscall as predefined macros.
4087 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4088 thiscall attribute handling.
4089 (ix86_comp_type_attributes): Likewise.
4090 (ix86_function_regparm): Likewise.
4091 (ix86_return_pops_args): Likewise.
4092 (init_cumulative_args): Likewise.
4093 (find_drap_reg): Likewise.
4094 (ix86_static_chain): Likewise.
4095 (x86_this_parameter): Likewise.
4096 (x86_output_mi_thunk): Likewise.
4097 (ix86_attribute_table): Add description for thiscall attribute.
4098 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4099 * doc/extend.texi: Add documentation for thiscall.
4101 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4104 * c.opt (Wint-to-pointer-cast): Available in C++.
4105 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4107 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4109 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4110 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4111 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4112 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4113 function type instead. Reorder and simplify checks.
4115 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4117 2010-04-08 Jing Yu <jingyu@google.com>
4118 Zdenek Dvorak <ook@ucw.cz>
4120 PR tree-optimization/42720
4121 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4122 loop unswitch conditions here from ...
4123 (tree_unswitch_single_loop): ... here.
4125 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4127 * tree-if-conv.c: Fix comments and simplify logic.
4129 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4131 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4132 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4133 (main_tree_if_conversion): Update call to tree_if_conversion.
4135 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4138 * doc/invoke.texi (-b,-V): Delete.
4139 * doc/tm.texi: Do not mention -b.
4140 * gcc.c (display_help): Delete -b and -V.
4141 (process_command): Delete -b and -V.
4142 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4144 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4145 Wolfgang Gellerich <gellerich@de.ibm.com>
4147 Implement target hook for loop unrolling
4148 * target.h (loop_unroll_adjust): Add a new target hook function.
4149 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4150 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4151 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4152 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4153 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4155 (decide_unroll_stupid): Likewise.
4157 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4160 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4162 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4164 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4165 (Specific, *-*-solaris2*): Likewise.
4166 Don't prefer Sun as over GNU as.
4168 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4170 * config/s390/s390.c (override_options): Adjust the z10 defaults
4171 for max-unroll-times, max-completely-peeled-insns
4172 and max-completely-peel-times.
4174 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4176 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4177 instructions for z10.
4178 (s390_expand_setmem): Likewise.
4179 (s390_expand_cmpmem): Likewise.
4181 2010-04-08 Richard Guenther <rguenther@suse.de>
4183 PR tree-optimization/43679
4184 * tree-ssa-pre.c (eliminate): Only propagate copies.
4186 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4189 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4190 set but not used variable warning.
4192 2010-04-08 Wei Guozhi <carrot@google.com>
4195 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4196 (arm_size_rtx_costs): Call the new function when optimized for size.
4198 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4201 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4202 op0 is not a MEM, just return NULL instead of assertion
4204 (discover_nonconstant_array_refs): Don't walk debug stmts.
4206 2010-04-08 Doug Kwan <dougkwan@google.com>
4208 * configure.ac: Recognize gold and do not use its version number
4209 to test ld features.
4210 * configure: Regenerate.
4212 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4215 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4216 (negate_value): Move code to push elements to broken_up_substracts ...
4217 (eliminate_plus_minus_pair): ... here. Push operands that have no
4218 negative pair to plus_negates.
4219 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4221 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4223 * doc/install.texi (Configuration): Move description of
4224 --enable-lto, --with-libelf*, --enable-gold from Java section to
4227 * doc/generic.texi (Working with declarations)
4228 (Function Properties, C and C++ Trees): Fix typos.
4229 * doc/sourcebuild.texi (Top Level): Likewise.
4231 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4234 * tree.h (DECL_READ_P): Define.
4235 (struct tree_decl_common): Add decl_read_flag.
4236 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4237 a set but not used warning.
4238 (merge_decls): Merge DECL_READ_P flag.
4239 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4240 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4241 * c-common.c (handle_used_attribute, handle_unused_attribute):
4243 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4245 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4247 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4248 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4249 c_parser_binary_expression, c_parser_cast_expression,
4250 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4251 Call default_function_array_read_conversion instead of
4252 default_function_array_conversion where needed.
4253 (c_parser_unary_expression, c_parser_conditional_expression,
4254 c_parser_postfix_expression_after_primary, c_parser_initelt):
4255 Likewise. Call mark_exp_read where needed.
4256 (c_parser_statement_after_labels, c_parser_asm_operands,
4257 c_parser_typeof_specifier, c_parser_sizeof_expression,
4258 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4260 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4262 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4263 (warn_unused_but_set_parameter): Default to warn_unused
4265 * doc/invoke.texi: Document -Wunused-but-set-variable and
4266 -Wunused-but-set-parameter.
4268 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4269 used count variable.
4270 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4271 when operandN variables aren't used in the body of the expander
4273 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4274 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4275 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4276 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4277 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4278 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4279 * tree.c (PROCESS_ARG): Likewise.
4281 2010-04-07 Simon Baldwin <simonb@google.com>
4283 * diagnostic.h (diagnostic_override_option_index): New macro to
4284 set a diagnostic's option_index.
4285 * c-tree.h (c_cpp_error): Add warning reason argument.
4286 * opts.c (_warning_as_error_callback): New.
4287 (register_warning_as_error_callback): Store callback for
4288 warnings enabled via enable_warning_as_error.
4289 (enable_warning_as_error): Call callback, minor code tidy.
4290 * opts.h (register_warning_as_error_callback): Declare.
4291 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4292 response to -Werror=.
4293 (c_common_init_options): Register warning_as_error_callback in opts.c.
4294 * common.opt: Add -Wno-cpp option.
4295 * c-common.c (struct reason_option_codes_t): Map cpp warning
4296 reason codes to gcc option indexes.
4297 * (c_option_controlling_cpp_error): New function, lookup the gcc
4298 option index for a cpp warning reason code.
4299 * (c_cpp_error): Add warning reason argument, call
4300 c_option_controlling_cpp_error for diagnostic_override_option_index.
4301 * doc/invoke.texi: Document -Wno-cpp.
4303 2010-04-07 Richard Guenther <rguenther@suse.de>
4305 * ipa-reference.c (mark_load): Use get_base_address.
4306 (mark_store): Likewise.
4308 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4309 inserting GIMPLE_NOPs into the IL.
4310 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4311 Explicitly strip handled components and indirect references.
4313 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4314 folding address expressions.
4315 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4316 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4317 operand_equal_p to compare decls.
4318 (ptr_deref_may_alias_decl_p): Likewise.
4319 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4320 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4321 Handle reversed comparison ops.
4322 * tree-sra.c (asm_visit_addr): Use get_base_address.
4323 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4324 * ipa-reference.c (mark_address): Use get_base_address.
4326 2010-04-07 Richard Guenther <rguenther@suse.de>
4328 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4329 Propagate constants everywhere.
4331 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4334 * tree.c (MAX_INT_CACHED_PREC): Define.
4335 (nonstandard_integer_type_cache): New array.
4336 (build_nonstandard_integer_type): Cache results for precision
4337 <= MAX_INT_CACHED_PREC.
4339 2010-04-07 Richard Guenther <rguenther@suse.de>
4341 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4342 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4343 * common.opt: Likewise.
4344 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4345 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4346 (nonoverlapping_memrefs_p): Likewise.
4347 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4348 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4349 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4350 OPT_fargument_noalias_global for backward compatibility.
4352 2010-04-07 Richard Guenther <rguenther@suse.de>
4354 PR tree-optimization/43270
4355 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4356 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4357 * tree-ssa-pre.c (phi_translate_1): Adjust.
4358 (fully_constant_expression): Split out vn_reference handling to ...
4359 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4360 Fold reads from constant strings.
4361 (vn_reference_lookup): Handle fully constant references.
4362 (vn_reference_lookup_pieces): Likewise.
4363 * Makefile.in (expmed.o-warn): Add -Wno-error.
4365 2010-04-07 Martin Jambor <mjambor@suse.cz>
4367 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4369 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4372 * gcc.c: Add -static-libstdc++ to list of recognized options.
4374 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4376 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4378 2010-04-07 Richard Guenther <rguenther@suse.de>
4381 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4382 bases build simple mem attributes to retain points-to information.
4384 2010-04-07 Richard Guenther <rguenther@suse.de>
4387 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4388 preserve points-to related information.
4390 2010-04-07 Richard Guenther <rguenther@suse.de>
4393 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4394 discard plain indirect references.
4395 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4396 * tree.c (tree_nop_conversion): Likewise.
4398 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4401 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4403 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4405 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4406 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4408 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4410 * tree-if-conv.c: Fix indentation and comments.
4412 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4414 * tree-if-conv.c: Sort static functions in topological order.
4416 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4418 * tree-if-conv.c: Fix indentation and comments.
4420 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4423 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4424 lang_hooks.types.type_for_size instead of
4425 build_nonstandard_integer_type.
4426 When converting an unsigned type to signed, double its precision.
4427 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4428 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4429 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4432 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4435 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4436 POINTER_PLUS_EXPR for pointer types.
4438 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4441 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4442 * graphite-clast-to-gimple.c: Include langhooks.h.
4443 (max_signed_precision_type): New.
4444 (max_precision_type): Takes two types as arguments.
4445 (precision_for_value): New.
4446 (precision_for_interval): New.
4447 (gcc_type_for_interval): New.
4448 (gcc_type_for_value): New.
4449 (gcc_type_for_clast_term): New.
4450 (gcc_type_for_clast_red): New.
4451 (gcc_type_for_clast_bin): New.
4452 (gcc_type_for_clast_expr): Split up into several functions.
4453 (gcc_type_for_clast_eq): Rewritten.
4454 (compute_bounds_for_level): New.
4455 (compute_type_for_level_1): New.
4456 (compute_type_for_level): New.
4457 (gcc_type_for_cloog_iv): Removed.
4458 (gcc_type_for_iv_of_clast_loop): Rewritten.
4459 (graphite_create_new_loop): Compute the lower and upper bound types
4460 with gcc_type_for_clast_expr.
4461 (graphite_create_new_loop_guard): Same.
4462 (find_cloog_iv_in_expr): Removed.
4463 (compute_cloog_iv_types_1): Removed.
4464 (compute_cloog_iv_types): Removed.
4465 (gloog): Do not call compute_cloog_iv_types.
4466 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4468 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4469 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4470 (GBB_CLOOG_IV_TYPES): Removed.
4472 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4474 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4475 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4476 (detect_commutative_reduction): Same.
4478 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4480 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4481 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4483 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4484 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4485 (rewrite_commutative_reductions_out_of_ssa): Same.
4486 * passes.c (execute_function_todo): Call verify_ssa for every pass
4487 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4488 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4489 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4490 with an extra argument.
4491 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4492 verify_ssa only when the extra argument is true.
4493 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4494 with an extra argument.
4495 (tree_transform_and_unroll_loop): Same.
4497 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4499 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4500 for all the passes of the LNO having LOOP_CLOSED_SSA.
4501 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4502 * tree-loop-distribution.c (pass_loop_distribution): Same.
4503 * tree-pass.h (TODO_verify_loops): Removed.
4504 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4506 (pass_tree_unswitch): Same.
4507 (pass_predcom): Same.
4508 (pass_vectorize): Same.
4509 (pass_linear_transform): Same.
4510 (pass_graphite_transforms): Same.
4511 (pass_iv_canon): Same.
4512 (pass_complete_unroll): Same.
4513 (pass_complete_unrolli): Same.
4514 (pass_parallelize_loops): Same.
4515 (pass_loop_prefetch): Same.
4516 (pass_iv_optimize): Same.
4518 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4521 * passes.c (init_optimization_passes): Move pass_lim before
4522 pass_copy_prop and pass_dce_loop.
4524 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4527 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4528 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4529 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4530 MULTI_* defines for 4 argument vpermil2p* builtins.
4532 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4534 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4535 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4536 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4537 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4538 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4539 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4540 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4541 Use x86_maybe_negate_const_int to output insn mnemonic.
4542 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4543 check from instruction predicate. Update comments.
4544 * config/i386/sync.md (sync_add<mode>): Use
4545 x86_maybe_negate_const_int to output insn mnemonic.
4547 2010-04-06 Jan Hubicka <jh@suse.cz>
4549 PR tree-optimization/42906
4550 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4551 IGNORE_SELF argument. Set visited_control_parents for fully
4553 (find_obviously_necessary_stmts): Update call of
4554 mark_control_dependent_edges_necessary.
4555 (propagate_necessity): Likewise. Handle PHI edges more curefully.
4557 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4559 * config/i386/i386.md: Remove comment about 'e' and 'E'
4562 2010-04-06 Richard Guenther <rguenther@suse.de>
4564 PR tree-optimization/43627
4565 * tree-vrp.c (extract_range_from_unary_expr): Widenings
4566 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
4569 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4571 * BASE-VER: Change to 4.6.0.
4574 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
4577 2010-04-06 Richard Guenther <rguenther@suse.de>
4580 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
4582 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4584 * doc/invoke.texi (Optimize Options): Document that LTO
4585 won't remove object access purely due to incompatible
4588 2010-04-04 Matthias Klose <doko@ubuntu.com>
4590 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
4591 Initialize variable.
4593 2010-04-03 Richard Guenther <rguenther@suse.de>
4596 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
4597 require a non-NULL MEM_OFFSET.
4599 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
4601 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
4602 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
4603 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
4604 config/alpha/predicates.md, config/arm/arm.md,
4605 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
4606 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
4607 config/darwin9.h, config/darwin.c, config/darwin.h,
4608 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
4609 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
4610 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
4611 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
4612 config/mips/mips.md, config/mn10300/mn10300.c,
4613 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
4614 config/rs6000/aix.h, config/rs6000/dfp.md,
4615 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
4616 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
4617 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
4618 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
4619 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
4620 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
4621 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
4622 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
4623 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
4624 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
4625 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
4626 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
4627 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
4628 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
4629 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
4630 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
4631 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
4632 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
4633 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
4634 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
4635 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
4636 opt-functions.awk, opth-gen.awk, params.def, passes.c,
4637 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
4638 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
4639 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
4640 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
4641 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
4642 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
4643 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
4644 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
4645 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
4646 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
4647 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
4648 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
4649 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
4650 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
4652 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4655 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
4656 * aclocal.m4: Regenerate.
4658 2010-04-02 Richard Guenther <rguenther@suse.de>
4660 PR tree-optimization/43629
4661 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
4662 if we have seen a constant value.
4664 2010-04-02 Joseph Myers <joseph@codesourcery.com>
4666 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
4668 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
4671 * arm.c (legitimize_tls_address): Adjust call to
4672 gen_tls_load_dot_plus_four.
4673 (arm_note_pic_base): New function.
4674 (arm_cannot_copy_insn_p): Use it.
4675 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
4678 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4683 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4685 * Makefile.in ($(out_object_file)): Depend on
4686 gt-$(basename $(notdir $(out_file))).h.
4688 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
4690 * config.gcc (lm32-*-rtems*): Add t-lm32.
4692 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
4694 * config.gcc: Add lm32-*-rtems*.
4695 * config/lm32/rtems.h: New file.
4697 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
4700 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
4702 2010-04-01 Jakub Jelinek <jakub@redhat.com>
4704 * dwarf2out.c (output_compilation_unit_header): For
4705 -gdwarf-4 use version 4 instead of version 3.
4706 (output_line_info): For version 4 and above emit additional
4707 maximum ops per insn header field.
4708 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
4710 * dwarf2out.c (is_c_family, is_java): Remove.
4711 (lower_bound_default): New function.
4712 (add_bound_info, gen_descr_array_type_die): Use it.
4714 2010-04-01 Dodji Seketeli <dodji@redhat.com>
4717 * dwarf2out.c (gen_variable_die): Allow debug info for variable
4718 re-declaration when it happens in a function.
4720 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
4722 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
4723 (cgraph_remove_function_insertion_hook): Same.
4724 (cgraph_call_function_insertion_hooks): Same.
4726 2010-04-01 Richard Guenther <rguenther@suse.de>
4729 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
4730 and TREE_THIS_VOLATILE.
4731 (copy_ref_info): Likewise.
4732 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
4733 * tree.c (build6_stat): Ignore side-effects of all but arg5
4734 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
4737 2010-04-01 Richard Guenther <rguenther@suse.de>
4739 PR tree-optimization/43607
4740 * ipa-type-escape.c (check_call): Do not access non-existing
4743 2010-04-01 Richard Guenther <rguenther@suse.de>
4747 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
4748 Jack Howarth <howarth@bromo.med.uc.edu>
4750 * tree-profile.c (tree_init_ic_make_global_vars): Make static
4753 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4755 * doc/install.texi (Prerequisites): Document libelf usability on
4756 IRIX 5/6 and Solaris 2.
4757 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
4758 Update GNU as, GNU ld requirements.
4759 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
4760 Document Sun Studio compiler download.
4761 Update and simplify as, ld recommendations.
4762 (Specific, *-*-solaris2.7): Note obsoletion, removal.
4764 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4766 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
4767 with_tune_32 to pentium4.
4769 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
4771 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
4773 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4775 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
4776 obsoletion, removal.
4778 Document GNU as requirement.
4779 Update configure requirements.
4780 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
4781 Recomment IRIX 6.5.18+.
4782 Document IDF/IDL requirement.
4783 Document GNU as requirement.
4784 Document GNU ld bootstrap failure.
4785 Remove freeware.sgi.com reference.
4787 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4789 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
4790 UNIX V4.0, V5.0 obsoletion, removal.
4791 Remove --with-gc=simple reference.
4792 Update VM requirements during bootstrap.
4793 Remove -oldas bootstrap description.
4794 Update binutils reference.
4795 Remove comparison failure note.
4797 2010-03-31 Richard Guenther <rguenther@suse.de>
4798 Zdenek Dvorak <ook@ucw.cz>
4799 Sebastian Pop <sebastian.pop@amd.com>
4802 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
4803 with multiple arguments.
4804 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
4806 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4808 * graphite-dependences.c (print_pddr): Call print_pdr with an
4810 * graphite-poly.c (debug_pdr): Add an extra argument for the
4813 (print_pbb_domain): Same.
4815 (print_scop_context): Same.
4817 (print_cloog): Same.
4818 (debug_pbb_domain): Same.
4822 (debug_scop_context): Same.
4824 (debug_cloog): Same.
4825 (print_scop_params): Same.
4826 (debug_scop_params): Same.
4827 (print_iteration_domain): Same.
4828 (print_iteration_domains): Same.
4829 (debug_iteration_domain): Same.
4830 (debug_iteration_domains): Same.
4831 (print_scattering_function): Same.
4832 (print_scattering_functions): Same.
4833 (debug_scattering_function): Same.
4834 (debug_scattering_functions): Same.
4835 * graphite-poly.h (debug_pdr): Update declaration.
4837 (print_pbb_domain): Same.
4839 (print_scop_context): Same.
4841 (print_cloog): Same.
4842 (debug_pbb_domain): Same.
4846 (debug_scop_context): Same.
4848 (debug_cloog): Same.
4849 (print_scop_params): Same.
4850 (debug_scop_params): Same.
4851 (print_iteration_domain): Same.
4852 (print_iteration_domains): Same.
4853 (debug_iteration_domain): Same.
4854 (debug_iteration_domains): Same.
4855 (print_scattering_function): Same.
4856 (print_scattering_functions): Same.
4857 (debug_scattering_function): Same.
4858 (debug_scattering_functions): Same.
4860 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4862 * graphite-poly.c (print_scattering_function_1): New.
4863 (print_scattering_function): Call it.
4864 (print_scop_params): Remove spaces at the end of lines.
4867 * graphite-poly.h (print_cloog): Declared.
4868 (debug_cloog): Declared.
4870 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4872 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
4874 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
4875 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
4876 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
4877 to switch between adding the IV bump in loop->latch or in loop->header.
4879 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
4881 * graphite-poly.c (print_scattering_function): Pretty print following
4884 (print_pbb_domain): Same.
4885 (dump_gbb_cases): Same.
4886 (dump_gbb_conditions): Same.
4889 (print_scop_params): Same.
4890 (print_scop_context): Same.
4892 (print_pbb_body): New.
4893 (lst_indent_to): New.
4894 (print_lst): Start new lines with a #.
4895 * graphite-poly.h (pbb_bb): New.
4896 (pbb_index): Use pbb_bb.
4897 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
4899 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
4901 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4903 * dwarf2out.c (size_of_die): For -gdwarf-4 use
4904 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
4905 and 0 instead of 1 for dw_val_class_flag.
4906 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
4907 dw_val_class_range_list, dw_val_class_loc_list,
4908 dw_val_class_lineptr and dw_val_class_macptr, use
4909 DW_FORM_flag_present for dw_val_class_flag and
4910 DW_FORM_exprloc for dw_val_class_loc.
4911 (output_die): For -gdwarf-4 print dw_val_class_loc
4912 size as uleb128 instead of 1 or 2 bytes and don't print
4913 anything for dw_val_class_flag.
4915 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
4916 instead of cselib_lookup following by tweaking locs->setting_insn.
4919 * cselib.c (cselib_process_insn): Clear cselib_current_insn
4920 even before returning from label, setjmp call or volatile asm
4923 2010-03-31 Richard Guenther <rguenther@suse.de>
4926 * cgraphunit.c (cgraph_output_in_order): Do not allocate
4927 temporary data on stack.
4929 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4931 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
4932 (PUSHSECTION_ASM_OP): Remove.
4933 (POPSECTION_ASM_OP): Remove.
4934 (PUSHSECTION_FORMAT): Remove.
4935 * config/sol2.h (PUSHSECTION_FORMAT): Define.
4936 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
4937 * config/sol2.c (solaris_output_init_fini): Use it.
4939 2010-03-31 Jie Zhang <jie@codesourcery.com>
4942 * opt-functions.awk (var_type_struct): Use signed char type
4943 for simple variables.
4945 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4947 * config/sol2.c: Include output.h.
4948 (solaris_assemble_visibility): New function.
4949 * config/t-sol2 (sol2.o): Add output.h dependency.
4950 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
4951 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
4954 2010-03-31 Jakub Jelinek <jakub@redhat.com>
4957 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
4958 V2SImode or XFmode on PRE_DEC.
4961 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
4964 2010-03-31 Jie Zhang <jie@codesourcery.com>
4967 * reload.h (caller_save_initialized_p): Declare.
4968 * toplev.c (backend_init_target): Don't call
4969 init_caller_save but set caller_save_initialized_p to false.
4970 * caller-save.c (caller_save_initialized_p): Define.
4971 (init_caller_save): Check caller_save_initialized_p.
4972 * ira.c (ira): Call init_caller_save if flag_caller_saves.
4974 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4977 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
4978 and soft-fp/t-softfp to tmake_file.
4979 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
4980 (LIBGCC2_TF_CEXT): Define.
4983 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
4986 * cselib.c (n_useless_values): Document handling of debug locs.
4987 (n_useless_debug_values, n_debug_values): New variables.
4988 (new_elt_loc_list): Don't add to debug values, keep count.
4989 (promote_debug_loc): New.
4990 (cselib_reset_table): Zero new variables.
4991 (entry_and_rtx_equal_p): Promote debug locs.
4992 (discard_useless_locs): Increment n_useless_debug_values for
4994 (remove_useless_values): Adjust n_useless_values and n_debug_values
4995 with n_useless_debug_values.
4996 (add_mem_for_addr): Promote debug locs.
4997 (cselib_lookup_mem): Likewise.
4998 (cselib_lookup_addr): Renamed to...
4999 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5000 (cselib_log_lookup): ... this. Turn into...
5001 (cselib_lookup_addr): ... new wrapper.
5002 (cselib_lookup_from_insn): New.
5003 (cselib_invalidate_regno): Increment n_useless_debug_values for
5005 (cselib_invalidate_mem): Likewise.
5006 (cselib_process_insn): Take n_deleted and n_debug_values into
5007 account to guard remove_useless_value call.
5008 (cselib_finish): Zero n_useless_debug_values.
5009 * cselib.h (cselib_lookup_from_insn): Declare.
5010 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5011 (sched_analyze_2): Likewise.
5013 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5015 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5017 (adjust_mems): Replace narrowing SUBREG of expression containing
5018 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5019 with operations in the narrower mode.
5022 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5023 regs_invalidated_by_call instead all call_used_reg_set registers.
5025 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5028 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5029 pointer comparisons with types_compatible_p.
5030 * tree-vect-stmts.c (vectorizable_call): Same.
5031 (vectorizable_condition): Same.
5033 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5035 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5036 stack check if the mask would be zero.
5038 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5039 Jack Howarth <howarth@bromo.med.uc.edu>
5041 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5044 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5047 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5049 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5050 Include ___unordxf2 and ___unordtf2.
5051 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5054 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5056 * config/lm32/t-lm32: New file.
5057 * config.gcc: Use the above file when targetting lm32.
5059 2010-03-28 Duncan Sands <baldrick@free.fr>
5061 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5063 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5066 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5067 Improve vectorization cost model diagnostic.
5069 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5072 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5073 compute_data_dependences_for_loop returns false, early exit
5074 and output an extra diagnostic for the failed data reference
5077 2010-03-29 Richard Guenther <rguenther@suse.de>
5079 PR tree-optimization/43560
5080 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5081 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5083 2010-03-29 Jie Zhang <jie@codesourcery.com>
5086 * toplev.c (process_options): Set optimization_default_node
5087 and optimization_current_node.
5088 * opts.c (decode_options): Don't set optimization_default_node
5089 and optimization_current_node.
5091 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5093 * config/rtems.h: Abandon -qrtems_debug.
5095 2010-03-28 Jan Hubicka <jh@suse.cz>
5097 PR tree-optimization/43505
5098 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5099 map should not be copied.
5101 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5104 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5105 cdtors, set DECL_PRESERVE_P.
5106 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5109 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5111 PR tree-optimization/43528
5112 * stor-layout.c (place_field): Check that constant fits into
5113 unsigned HWI when skipping calculation of MS bitfield layout.
5115 2010-03-27 Jan Hubicka <jh@suse.cz>
5118 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5119 notice_global_symbol work.
5121 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5123 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5124 instead of dwarf2out_decl.
5125 (struct var_loc_node): Remove section_label field.
5126 (dwarf2out_function_decl): New function.
5127 (dwarf2out_var_location): Don't set section_label field.
5128 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5130 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5132 PR tree-optimization/43544
5133 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5134 First argument for builtin vectorized function hook is now a
5135 tree to be able to distinguish between machine specific and
5137 * targhooks.c (default_builtin_vectorized_function): Ditto.
5138 * targhooks.h (default_builtin_vectorized_function): Ditto.
5139 * target.h (struct gcc_target): Ditto.
5140 * tree-vect-stmts.c (vectorizable_function): Ditto.
5141 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5142 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5145 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5148 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5149 nested binding iff it is a FUNCTION_DECL.
5150 (store_parm_decls_newstyle): Pass nested=true to bind for
5151 FUNCTION_DECLs amongst parameters.
5153 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5155 * var-tracking.c (vt_expand_loc_callback): Don't run
5156 cselib_expand_value_rtx_cb in dummy mode if
5157 cselib_dummy_expand_value_rtx_cb returned false.
5159 * var-tracking.c (emit_note_insn_var_location): For one part
5160 notes with offset 0, don't add EXPR_LIST around the location.
5161 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5162 add_location_or_const_value_attribute): Adjust for that change.
5165 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5166 into first operand and location into second.
5167 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5168 dw_cfi_oprnd_loc for DW_CFA_expression.
5169 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5170 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5171 assume first argument is regnum and second argument is location.
5173 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5176 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5177 of scratch register to DImode. Split to DImode comparison operator.
5178 Use SImode subreg of scratch register in the multiplication.
5179 (*cmp_sadd_sidi): Ditto.
5180 (*cmp_ssub_si): Ditto.
5181 (*cmp_ssub_sidi): Ditto.
5183 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5186 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5187 Remove invalid assert and wrong comment.
5189 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5192 * flags.h (final_insns_dump_p): New extern.
5193 * final.c (final_insns_dump_p): New variable.
5194 (rest_of_clean_state): Set it before -fdump-final-insns=
5195 dumping, clear afterwards.
5196 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5197 MEM_ALIAS_SET on MEMs.
5199 2010-03-26 David S. Miller <davem@davemloft.net>
5201 * configure.ac: Fix sparc GOTDATA_OP bug check.
5202 * configure: Rebuild.
5204 2010-03-26 Alan Modra <amodra@gmail.com>
5206 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5208 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5210 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5211 TLS_SECTION_ASM_FLAG.
5213 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5216 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5217 Clear first_function_block_is_cold.
5220 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5221 argument if the argument is truth_value_p.
5223 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5225 * config/rs6000/constraints.md: Update copyright year for my changes.
5228 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5229 used in reg+reg addressing, swap registers.
5231 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5234 * target.h (struct gcc_target): Add code_end hook.
5235 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5237 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5238 * toplev.c (compile_file): Call targetm.asm_out.code_end
5239 hook before unwind info/debug info output.
5240 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5241 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5242 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5243 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5244 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5245 * config/i386/i386.c (ix86_file_end): Renamed to...
5246 (ix86_code_end): ... this. Make static. Don't call
5247 file_end_indicate_exec_stack. Emit unwind info using
5248 final_start_function/final_end_function.
5249 (darwin_x86_file_end): Remove.
5250 (TARGET_ASM_CODE_END): Define.
5251 * config/i386/i386.h (TARGET_ASM_FILE_END,
5252 NEED_INDICATE_EXEC_STACK): Don't define.
5253 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5254 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5255 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5256 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5259 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5260 at the beginning and final_end_function at the end.
5261 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5263 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5265 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5266 and Sun as TLS syntax.
5267 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5268 * configure: Regenerate.
5269 * config.in: Regenerate.
5270 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5271 (default_elf_asm_named_section): Use it.
5272 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5273 (i386_output_dwarf_dtprel): Likewise.
5274 (output_addr_const_extra): Likewise.
5275 (output_pic_addr_const): Lowercase @GOTTPOFF.
5276 (output_addr_const_extra): Likewise.
5277 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5278 (output_addr_const_extra): Likewise.
5279 (output_pic_addr_const): Lowercase @INDNTPOFF.
5280 (output_addr_const_extra): Likewise.
5281 (output_pic_addr_const): Lowercase @NTPOFF.
5282 (output_addr_const_extra): Likewise.
5283 (output_pic_addr_const): Lowercase @TPOFF.
5284 (output_addr_const_extra): Likewise.
5285 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5286 (*tls_global_dynamic_64): Likewise.
5287 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5288 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5290 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5291 (ASM_OUTPUT_TLS_COMMON): Use it.
5292 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5295 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5296 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5297 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5298 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5299 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5300 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5302 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5304 * config/i386/i386.c (override_options): Don't accept
5305 -mtls-dialect=sun any longer.
5306 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5307 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5308 (*tls_local_dynamic_base_32_sun): Likewise.
5309 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5311 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5314 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5315 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5318 * ira.c (adjust_cleared_regs): New function.
5319 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5323 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5325 * expr.c (expand_expr_real): Restore previous
5326 curr_insn_source_location and curr_insn_block after
5327 expand_expr_real_1 call.
5328 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5329 instead of expand_expr_real_1.
5331 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5333 PR rtl-optimization/43413
5334 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5337 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5340 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5341 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5343 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5345 * config/i386/i386.c (ix86_target_string): Add -mfma.
5346 Fix a typo in comment.
5348 2010-03-22 Mike Stump <mikestump@comcast.net>
5351 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5352 Don't overly align based upon packed packed fields.
5354 2010-03-22 Jason Merrill <jason@redhat.com>
5356 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5357 Use () rather than [], and move before the element type.
5359 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5361 * doc/configfiles.texi (Configuration Files): Removed
5362 fixinc/Makefile*, intl/Makefile.*.
5363 * doc/makefile.texi: Fixed markup. Abstract from version
5364 control system used.
5365 (Makefile): Removed obsolete gcc/java/parse.y example.
5366 * doc/sourcebuild.texi: Likewise.
5367 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5368 libgomp, libssp. Removed fastjar.
5369 (Miscellaneous Docs): Clarify location.
5370 Added COPYING3, COPYING3.LIB.
5371 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5373 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5376 * config/i386/i386.c (x86_function_profiler)
5377 [!NO_PROFILE_COUNTERS]: Fix typo.
5378 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5381 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5382 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5384 * doc/sourcebuild.texi (Test Directives): Split into six
5385 subsections, with most of the current text in new subsections
5386 Directives, Selectors, and Final Actions.
5387 (Directives): Split list of test directives into multiple
5389 (Selectors): Describe use and syntax of selectors.
5390 (Effective-Target Keywords): Describe all existing keywords.
5391 (Add Options): Describe features for dg-add-options.
5392 (Require Support): Describe variants of dg-require-support.
5393 (Final Actions): Describe commands to use in dg-final.
5395 2010-03-22 Michael Matz <matz@suse.de>
5398 * recog.c (validate_replace_rtx_group): Replace also in
5399 REG_EQUAL and REG_EQUIV notes.
5401 2010-03-22 Richard Guenther <rguenther@suse.de>
5403 PR tree-optimization/43390
5404 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5405 sure vector extracts are type correct.
5407 2010-03-22 Richard Guenther <rguenther@suse.de>
5410 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5411 x * sqrt (x) even when optimizing for size if the target
5412 has native support for sqrt.
5414 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5416 * varasm.c (make_decl_rtl_for_debug): Also clear
5417 flag_mudflap for the duration of make_decl_rtl call.
5420 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5421 locs from preserved VALUEs.
5423 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5426 * pa.md (movmemsi): Set align to one if zero.
5427 (movmemdi): Likewise.
5429 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5432 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5433 with their corresponding prologue pushes.
5435 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5438 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5439 at the begining or end.
5440 (spu_expand_epilogue): Likewise.
5442 2010-03-20 Richard Guenther <rguenther@suse.de>
5444 PR rtl-optimization/43438
5445 * combine.c (make_extraction): Properly zero-/sign-extend an
5446 extraction of the low part of a CONST_INT. Also handle
5449 2010-03-19 Mike Stump <mikestump@comcast.net>
5451 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5452 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5453 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5455 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5458 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5461 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5463 PR rtl-optimization/42258
5464 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5465 use that may match DEF.
5468 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5469 the cost of loading the constant rather than assuming
5471 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5472 outer code is AND, do the same tests as the andsi3 expander and
5473 return COSTS_N_INSNS (1) if and is cheap.
5475 * optabs.c (avoid_expensive_constant): Fix formatting.
5477 2010-03-19 Michael Matz <matz@suse.de>
5480 * attribs.c (decl_attributes): When rebuilding a function pointer
5481 type use the same qualifiers as the original pointer type.
5483 2010-03-19 Martin Jambor <mjambor@suse.cz>
5485 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5486 and is_gimple_ip_invariant_address.
5488 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5491 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5493 * config/arm/arm.c (arm_override_options): Turn off
5494 flag_dwarf2_cfi_asm for AAPCS variants.
5496 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5499 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5500 Use PRE_MODIFY instead of PRE_DEC.
5501 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5502 (vfp_emit_fstmd): Likewise.
5504 2010-03-19 Michael Matz <matz@suse.de>
5507 * builtins.c (expand_builtin_interclass_mathfn,
5508 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5511 2010-03-19 Richard Guenther <rguenther@suse.de>
5513 PR tree-optimization/43415
5514 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5515 (phi_translate_1): ... this.
5516 (phi_translate): Move all caching here. Cache all NARY
5517 and REFERENCE translations.
5519 2010-03-19 David S. Miller <davem@davemloft.net>
5521 With help from Eric Botcazou.
5522 * config/sparc/sparc.c: Include dwarf2out.h.
5523 (emit_pic_helper): Delete.
5524 (pic_helper_symbol_name): Delete.
5525 (pic_helper_emitted_p): Delete.
5526 (pic_helper_needed): New.
5527 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5528 (get_pc_thunk_name): New.
5529 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5530 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5531 Set pic_helper_needed to true. Don't call emit_pic_helper.
5532 (sparc_expand_prologue): Update load_pic_register call.
5533 (sparc_output_mi_thunk): Likewise.
5534 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5535 thunk if possible. Output CFI information as needed.
5537 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5538 Jack Howarth <howarth@bromo.med.uc.edu>
5541 * config/i386/i386.h: Fix ABI on darwin x86-32.
5543 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5545 * tree.h: Declare make_decl_rtl_for_debug.
5546 * varasm.c (make_decl_rtl_for_debug): New.
5547 * dwarf2out.c (rtl_for_decl_location): Call it.
5548 * cfgexpand.c (expand_debug_expr): Call it.
5550 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5553 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
5557 * var-tracking.c (vt_init_cfa_base): Do nothing if
5558 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
5560 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
5563 * var-tracking.c (canonicalize_vars_star): New.
5564 (dataflow_post_merge_adjust): Use it.
5566 2010-03-18 Jakub Jelinek <jakub@redhat.com>
5569 * var-tracking.c (non_suitable_const): New function.
5570 (add_uses): For DEBUG_INSNs with constants, don't record any
5571 value, instead just the constant value itself.
5572 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
5573 is not VAR_LOC_UNKNOWN_P, set var to the constant.
5574 (emit_notes_in_bb): Likewise.
5575 (emit_note_insn_var_location): For onepart variables if
5576 cur_loc is a VOIDmode constant, use DECL_MODE.
5578 2010-03-18 Martin Jambor <mjambor@suse.cz>
5581 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5582 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
5583 all non-clones. Moved call redirection...
5584 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
5585 (cgraph_materialize_all_clones): Dispose of all
5586 combined_args_to_skip bitmaps.
5587 (verify_cgraph_node): Do not check for edges pointing to wrong
5588 nodes in inline clones.
5589 * tree-inline.c (copy_bb): Call
5590 cgraph_redirect_edge_call_stmt_to_callee.
5591 * ipa.c (cgraph_remove_unreachable_nodes): Call
5592 cgraph_node_remove_callees even when there are used clones.
5594 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5596 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
5598 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
5601 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
5604 2010-03-18 Michael Matz <matz@suse.de>
5607 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5608 into sqrt(x) if we need to preserve signed zeros.
5610 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
5611 Eric Botcazou <ebotcazou@adacore.com>
5613 PR rtl-optimization/43360
5614 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
5615 note if we don't know its invariant status.
5617 2010-03-18 Michael Matz <matz@suse.de>
5619 PR tree-optimization/43402
5620 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
5621 PHI chains of ssa names registered for update.
5623 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
5626 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5627 non-offsettable and pre_modify update addressing.
5628 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
5629 and "2" alternatives "#".
5630 (*movdd_softfloat32): Make all alternatives "#";
5631 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
5632 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
5633 (*movdf_softfloat32): Make all alternatives "#";
5634 (movdi): Use the new DIFD mode iterator to create a common splitter
5635 for movdi, movdf and movdd patterns.
5637 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
5639 * common.opt (dumpdir): Remove redundant tab.
5641 2010-03-17 Martin Jambor <mjambor@suse.cz>
5643 PR tree-optimization/43347
5644 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
5645 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
5647 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
5649 PR rtl-optimization/42216
5650 * regrename.c (create_new_chain): New function, broken out from...
5651 (scan_rtx_reg): ... here. Call it. Handle the case where we are
5652 appending a use to an empty chain.
5653 (build_def_use): Remove previous changes that convert OP_INOUT to
5654 OP_OUT operands; instead detect the case where an OP_INOUT operand
5655 uses a previously untracked register and create an empty chain for it.
5657 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5659 * doc/extend.texi (Function Attributes): Rewrite unfinished
5660 sentence in ms_abi documentation.
5662 2010-03-17 Alan Modra <amodra@gmail.com>
5664 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
5665 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5666 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
5667 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
5669 2010-03-16 Richard Henderson <rth@redhat.com>
5672 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
5673 (lower_try_finally): Save and restore eh_seq around the expansion
5676 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5678 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
5679 statements before splitting block.
5681 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5683 * doc/sourcebuild.texi (Testsuites): Fix markup.
5684 Use pathnames relative to gcc/testsuite.
5685 (Test Directives): Move description of how timeout is determined.
5686 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
5687 (C Tests): Correct gcc.misc-tests directory.
5688 Framework tests now live in gcc.test-framework.
5690 2010-03-16 Richard Guenther <rguenther@suse.de>
5693 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
5694 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
5696 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
5697 Alexandre Oliva <aoliva@redhat.com>
5699 PR tree-optimization/42917
5700 * lambda-code.c (remove_iv): Skip debug statements.
5701 (lambda_loopnest_to_gcc_loopnest): Likewise.
5702 (not_interesting_stmt): Debug statements are not interesting.
5704 2010-03-16 Jakub Jelinek <jakub@redhat.com>
5708 * cselib.c (cselib_preserve_constants,
5709 cfa_base_preserved_val): New static variables.
5710 (preserve_only_constants): New function.
5711 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
5712 clear its REG_VALUES. If cselib_preserve_constants, don't
5713 empty the whole hash table, but preserve there VALUEs with constants,
5714 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
5715 (cselib_preserve_cfa_base_value): New function.
5716 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
5717 (cselib_init): Change argument to int bitfield. Set
5718 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
5720 (cselib_finish): Clear cselib_preserve_constants and
5721 cfa_base_preserved_val.
5722 * cselib.h (enum cselib_record_what): New enum.
5723 (cselib_init): Change argument to int.
5724 (cselib_preserve_cfa_base_value): New prototype.
5725 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
5726 * dse.c (dse_step1): Likewise.
5727 * cfgcleanup.c (thread_jump): Likewise.
5728 * sched-deps.c (sched_analyze): Likewise.
5729 * gcse.c (local_cprop_pass): Likewise.
5730 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
5731 If FN is non-NULL, call the callback always and whenever it returns
5732 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
5733 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
5734 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
5735 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
5736 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
5737 * var-tracking.c: Include recog.h.
5738 (bb_stack_adjust_offset): Remove.
5739 (vt_stack_adjustments): Don't call it, instead just gather the
5740 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
5741 (adjust_stack_reference): Remove.
5742 (compute_cfa_pointer): New function.
5743 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
5744 (struct adjust_mem_data): New type.
5745 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
5747 (get_address_mode): New function.
5748 (replace_expr_with_values): Use it.
5749 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
5750 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
5751 (adjust_sets): Remove.
5752 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
5753 Use get_address_mode.
5754 (get_adjusted_src): Remove.
5755 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
5756 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
5757 (add_with_sets): Don't call adjust_sets.
5758 (fp_setter, vt_init_cfa_base): New functions.
5759 (vt_initialize): Change return type to bool. Move most of pool etc.
5760 initialization to the beginning of the function from end. Pass
5761 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
5762 If !frame_pointer_needed, call vt_stack_adjustment before mos
5763 vector is filled, call vt_init_cfa_base if argp/framep has been
5764 eliminated to sp. If frame_pointer_needed and argp/framep has
5765 been eliminated to hard frame pointer, set
5766 hard_frame_pointer_adjustment and call vt_init_cfa_base after
5767 encountering fp setter in the prologue. For MO_ADJUST, call
5768 log_op_type before pusing the op into mos vector, not afterwards.
5769 Call adjust_insn before cselib_process_insn/add_with_sets,
5770 call cancel_changes (0) afterwards.
5771 (variable_tracking_main_1): Adjust for vt_initialize calling
5772 vt_stack_adjustments and returning whether it succeeded or not.
5774 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
5776 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
5779 2010-03-15 Jakub Jelinek <jakub@redhat.com>
5781 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
5783 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
5784 drap_reg has not been set.
5786 2010-03-15 Michael Matz <matz@suse.de>
5789 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
5790 use it to expand block copies.
5791 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5792 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
5793 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
5795 2010-03-15 Richard Guenther <rguenther@suse.de>
5797 PR tree-optimization/43367
5798 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
5801 2010-03-15 Richard Guenther <rguenther@suse.de>
5803 PR tree-optimization/43317
5804 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
5806 2010-03-15 Martin Jambor <mjambor@suse.cz>
5808 PR tree-optimization/43141
5809 * tree-sra.c (create_abstract_origin): New function.
5810 (modify_function): Call create_abstract_origin.
5812 2010-03-15 Chris Demetriou <cgd@google.com>
5814 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
5817 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5820 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5821 call insert_out_of_ssa_copy for default definitions.
5823 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5825 * graphite-clast-to-gimple.c (my_long_long): Defined.
5826 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
5827 * graphite-sese-to-poly.c (my_long_long): Defined.
5828 (scop_ivs_can_be_represented): Use it.
5830 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5832 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
5833 graphite-max-bbs-per-function, and loop-block-tile-size.
5834 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
5836 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
5838 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5840 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
5841 forward declaration.
5842 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
5843 (add_upper_bounds_from_estimated_nit): New.
5844 (build_loop_iteration_domains): Use it.
5846 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5848 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5850 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5853 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
5854 should be an INTEGER_CST. Also handle CASE_CONVERT.
5856 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5858 * graphite.c (graphite_initialize): To bound the number of bbs per
5859 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
5860 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
5861 * doc/invoke.texi: Document it.
5863 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5865 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
5866 * graphite-sese-to-poly.h (build_poly_scop): Same.
5868 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
5870 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
5871 the number of parameters in the scop. Use as an upper bound
5872 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
5873 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
5874 * doc/invoke.texi: Document it.
5876 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
5878 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
5879 * doc/c-tree.texi: Remove.
5880 * doc/generic.texi: Merge c-tree.texi here.
5881 * doc/gccint.texi (Trees): Remove menu entry.
5882 (c-tree.texi): Remove @include.
5883 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
5884 * doc/languages.texi (Reading RTL): Ditto.
5886 2010-03-12 Steve Ellcey <sje@cup.hp.com>
5889 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
5891 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5894 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
5895 code added to work around reload clobbering CONST insns.
5897 2010-03-12 Jakub Jelinek <jakub@redhat.com>
5899 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
5900 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
5901 (cselib_preserve_only_values): Remove retain argument, don't
5902 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
5903 * cselib.h (cselib_preserve_only_values): Remove retain argument.
5904 * var-tracking.c (micro_operation): Move insn field before union.
5905 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
5906 (struct variable_tracking_info_def): Remove n_mos field, change
5907 mos into a vector of micro_operations.
5908 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
5909 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
5910 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
5911 changing into a vector.
5912 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
5913 come before all other uops generated by add_stores.
5914 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
5916 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
5917 a vector. Run just one pass over the bbs instead of separate counting
5918 and computation phase.
5919 (vt_finalize): Free VTI (bb)->mos vector instead of array.
5922 * tree-inline.c (remap_decls): Put old_var rather than origin_var
5923 into *nonlocalized_list vector.
5924 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
5925 even if origin is non-NULL.
5926 (gen_variable_die): Likewise.
5927 (process_scope_var): Don't change origin.
5928 (gen_decl_die): Likewise.
5929 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
5930 before adding new edges instead of after it, fix moving over
5933 2010-03-11 David S. Miller <davem@davemloft.net>
5935 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
5937 * configure: Rebuild.
5939 2010-03-11 Martin Jambor <mjambor@suse.cz>
5941 PR tree-optimization/43257
5942 * tree.c (assign_assembler_name_if_neeeded): New function.
5943 (free_lang_data_in_cgraph): Assembler name assignment moved to the
5945 * tree.h (assign_assembler_name_if_neeeded): Declare.
5946 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
5947 the function if needed.
5949 2010-03-11 Chris Demetriou <cgd@google.com>
5951 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
5952 include/stdint-gcc.h, and include/stdint.h world-readable.
5954 2010-03-11 Richard Guenther <rguenther@suse.de>
5956 PR tree-optimization/43255
5957 * tree-vrp.c (process_assert_insertions_for): Do not insert
5958 asserts for trivial conditions.
5960 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5962 PR tree-optimization/43280
5963 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
5964 generation. Move calculation of size out of the if branch.
5965 (find_bswap): Modify compare number generation.
5967 2010-03-11 Richard Guenther <rguenther@suse.de>
5970 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
5971 (input_gimple_stmt): Fixup handled component types during
5972 operand read. Also fix up decls in ADDR_EXPRs.
5974 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
5976 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
5977 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
5979 2010-03-10 Jan Hubicka <jh@suse.cz>
5982 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
5983 * varasm.c (get_variable_section): Don't do that here...
5984 (make_decl_rtl): ... and here.
5985 (do_assemble_alias): Produce decl RTL.
5986 (assemble_alias): Likewise.
5988 2010-03-10 Jakub Jelinek <jakub@redhat.com>
5991 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
5992 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
5994 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
5995 (based_loc_descr): Only express drap or vdrap regno based expressions
5996 using DW_OP_fbreg when not optimizing.
5997 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
5998 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
5999 REG_CFA_SET_VDRAP note.
6001 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6003 PR tree-optimization/43236
6004 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6005 error in calculation of base address in reverse iteration case.
6006 (generate_builtin): Take number of latch executions if the statement
6009 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6012 * tree-eh.c: Include pointer-set.h.
6013 (lower_eh_dispatch): Filter out duplicate case labels and
6014 remove the unneeded edge when the label is unused. Return
6015 true when some edges are removed.
6016 (execute_lower_eh_dispatch): When any lowering resulted in
6017 removing an edge, also delete unreachable blocks.
6019 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6022 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6023 UNSPEC_MACHOPIC_OFFSET.
6025 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6028 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6029 (m68k_delegitimize_address): New function.
6031 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6034 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6037 * var-tracking.c (adjust_sets): New function.
6038 (count_with_sets, add_with_sets): Use it.
6039 (get_adjusted_src): New inline function.
6040 (add_stores): Use it.
6043 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6044 call cselib_dummy_expand_value_rtx_cb instead of
6045 cselib_expand_value_rtx_cb.
6048 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6049 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6050 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6051 and .cfi_endproc around the pic thunks.
6052 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6053 all queued unwind info register saves are saved before the call.
6054 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6055 considered as sp-=4 for unwind info and the pop as sp+=4 which
6056 also clobbers dest, but doesn't actually restore it.
6059 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6060 RTX_FRAME_RELATED_P.
6062 2010-03-09 Jie Zhang <jie@codesourcery.com>
6064 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6065 whitespaces in output template.
6067 2010-03-09 Jie Zhang <jie@codesourcery.com>
6069 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6072 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6074 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6075 builtins.exp in a separate job.
6077 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6079 * graphite-sese-to-poly.c (add_param_constraints): Use
6080 lower_bound_in_type and upper_bound_in_type.
6082 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6084 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6085 instead of unsigned_type_node.
6087 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6088 Reza Yazdani <reza.yazdani@amd.com>
6091 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6092 on pointer type parameters.
6094 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6098 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6099 handle conversions from pointer to integers.
6100 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6101 induction variable, to be able to work with code generated by CLooG.
6102 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6103 (build_poly_scop): Bail out if we cannot codegen a loop.
6105 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6107 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6108 code generation with gloog_error.
6110 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6112 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6113 Call fold_convert on all the returned values.
6114 (expand_scalar_variables_expr): Pass to
6115 expand_scalar_variables_ssa_name the type of the resulting expression.
6117 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6119 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6120 ppl_min_for_le_pointset.
6121 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6122 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6124 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6126 * graphite-dependences.c (map_into_dep_poly): Removed.
6127 (dependence_polyhedron_1): Use combine_context_id_scat.
6129 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6131 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6132 (struct poly_bb): Same.
6133 (combine_context_id_scat): New.
6135 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6138 * sese.c (name_defined_in_loop_p): Return false for default
6141 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6143 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6144 and clean up the logic.
6146 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6148 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6151 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6153 * var-tracking.c (remove_cselib_value_chains): Define only for
6155 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6156 delete_slot_part, emit_notes_for_differences_1): Don't call
6157 remove_cselib_value_chains here.
6158 (set_slot_part, emit_notes_for_differences_2): Don't call
6159 add_cselib_value_chains here.
6160 (preserved_values): New vector.
6161 (preserve_value): New function.
6162 (add_uses, add_stores, vt_add_function_parameters): Use it
6163 instead of cselib_preserve_value.
6164 (changed_values_stack): New vector.
6165 (check_changed_vars_0): New function.
6166 (check_changed_vars_1, check_changed_vars_2): Use it.
6167 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6168 changed_values_stack VALUEs.
6169 (vt_emit_notes): For all preserved_values call
6170 add_cselib_value_chains. If ENABLE_CHECKING call
6171 remove_cselib_value_chains before verifying value_chains is empty.
6172 Initialize and free changed_values_stack.
6173 (vt_initialize): Initialize preserved_values.
6174 (vt_finalize): Free preserved_values.
6176 2010-03-08 Richard Guenther <rguenther@suse.de>
6178 PR tree-optimization/43269
6179 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6182 2010-03-08 Martin Jambor <mjambor@suse.cz>
6184 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6185 (ipa_is_param_called): Removed.
6186 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6187 (ipa_print_node_params): Do not print the called flag.
6188 (ipa_write_node_info): Do not stream the called flag.
6189 (ipa_read_node_info): Likewise.
6191 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6194 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6195 * cselib.c (struct expand_value_data): Add dummy field.
6196 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6198 (cselib_dummy_expand_value_rtx_cb): New function.
6199 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6201 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6202 * var-tracking.c: Include pointer-set.h.
6203 (variable): Change n_var_parts to char from int. Add
6204 cur_loc_changed and in_changed_variables fields.
6205 (variable_canonicalize): Remove.
6206 (shared_var_p): New inline function.
6207 (unshare_variable): Maintain cur_loc_changed and
6208 in_changed_variables fields. If var was in changed_variables,
6209 replace it there with new_var. Just copy cur_loc instead of
6210 resetting it to something else.
6211 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6212 (dataflow_set_union): Don't call variable_canonicalize.
6213 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6214 of their DEBUG_EXPR_TREE_DECLs.
6215 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6216 and in_changed_variables and cur_loc_changed is false.
6217 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6218 and cur_loc_changed. Don't update cur_loc here.
6219 (variable_merge_over_src): Don't call variable_canonicalize.
6220 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6221 removing loc that is equal to cur_loc, clear cur_loc,
6222 set cur_loc_changed and ensure variable_was_changed is called.
6223 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6224 compare pointers in cur_loc check, if it is equal to loc,
6225 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6226 (variable_different_p): Remove compare_current_location argument,
6227 don't compare cur_loc.
6228 (dataflow_set_different_1): Adjust variable_different_p caller.
6229 (variable_was_changed): If dv had some var in changed_variables
6230 already, reset in_changed_variables flag for it and propagate
6231 cur_loc_changed over to the new variable. On empty var
6232 always set cur_loc_changed. Set in_changed_variables on whatever
6233 var is added to changed_variables.
6234 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6235 Use shared_var_p. When removing loc that is equal to cur_loc,
6236 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6237 end, don't set it to something else, just call variable_was_changed.
6238 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6239 loc being removed, clear cur_loc and set cur_loc_changed.
6240 Set cur_loc_changed if all locations have been removed.
6241 (struct expand_loc_callback_data): New type.
6242 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6243 allocated. Always create SUBREGs if simplify_subreg failed.
6244 Prefer to use cur_loc, when that fails and still in
6245 changed_variables (and seen first time) recompute it. Set
6246 cur_loc_changed of variables which had to change cur_loc and
6247 compute elcd->cur_loc_changed if any of the subexpressions used
6248 had to change cur_loc.
6249 (vt_expand_loc): Adjust to pass arguments in
6250 expand_loc_callback_data structure.
6251 (vt_expand_loc_dummy): New function.
6252 (emitted_notes): New variable.
6253 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6254 that weren't used for any other decl in current
6255 emit_notes_for_changes call call vt_expand_loc_dummy to update
6256 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6257 first loc_chain location if NULL before. Always use just
6258 cur_loc instead of first loc_chain location. When cur_loc_changed
6259 is false, when not --enable-checking=rtl just don't emit any note.
6260 When rtl checking, compute the note and assert it is the same
6261 as previous note. Clear cur_loc_changed and in_changed_variables
6262 at the end before removing from changed_variables.
6263 (check_changed_vars_3): New function.
6264 (emit_notes_for_changes): Traverse changed_vars to call
6265 check_changed_vars_3 on each changed var.
6266 (emit_notes_for_differences_1): Clear cur_loc_changed and
6267 in_changed_variables. Recompute cur_loc of new_var.
6268 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6269 (vt_emit_notes): Initialize and destroy emitted_notes.
6271 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6273 PR rtl-optimization/42220
6274 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6275 Use verify_reg_tracked to determine if we should use OP_OUT rather
6277 (build_def_use): If we see an in-out operand for a register that we
6278 know nothing about, treat is an output if possible, fail the block if
6281 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6284 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6287 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6290 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6291 uses of relevant DEFs that are dead outside the loop too.
6293 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6295 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6297 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6299 * var-tracking.c (values_to_unmark): New variable.
6300 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6301 values_to_unmark vector. Moved body to...
6302 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6303 instead queue it into values_to_unmark vector.
6304 (vt_find_locations): Free values_to_unmark vector.
6306 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6308 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6309 (site.exp): Export them when plugins are enabled.
6311 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6314 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6316 (chrec_fold_multiply): Same.
6318 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6321 * c-decl.c (build_compound_literal): Return early if init is
6324 2010-03-04 Martin Jambor <mjambor@suse.cz>
6326 PR tree-optimization/43164
6327 PR tree-optimization/43191
6328 * tree-sra.c (type_consists_of_records_p): Reject records with
6329 zero-size bit-fields at the end.
6331 2010-03-04 Mike Stump <mikestump@comcast.net>
6333 * Makefile.in (TAGS): Remove *.y.
6335 2010-03-04 Richard Guenther <rguenther@suse.de>
6337 PR tree-optimization/40761
6338 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6340 (my_rev_post_order_compute): New function.
6341 (init_pre): Call it.
6343 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6346 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6347 decrease the cost of an IV candidate when the cost is infinite.
6349 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6351 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6352 Use '3DNow!' for the extension of that name, ensure normal space
6354 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6356 2010-03-03 Jeff Law <law@redhat.com>
6358 * PR middle-end/32693
6359 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6360 than gen_rtx_SUBREG.
6361 (extract_bit_field_1): Likewise.
6363 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6365 * doc/sourcebuild.texi (Test directives): Document that arguments
6366 include-opts and exclude-opts are now optional for dg-skip-if,
6367 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6369 2010-03-03 Jason Merrill <jason@redhat.com>
6372 * cgraph.h (varpool_node): Add extra_name field.
6373 * varpool.c (varpool_extra_name_alias): New.
6374 (varpool_assemble_decl): Emit extra name aliases.
6375 (varpool_mark_needed_node): Look past an extra name alias.
6376 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6377 * lto-streamer-in.c (lto_input_tree): Read it.
6378 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6380 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6382 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6383 (sparc*-*-solaris2*): ...this.
6385 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6388 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6389 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6390 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6391 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6394 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6395 fallthrough to default handling, just with want_address 0 instead of 2.
6396 For single element lists, add_AT_loc directly, otherwise create an
6397 artificial variable DIE and stick location list to it.
6400 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6401 (VAL_EXPR_HAS_REVERSE): Define.
6402 (reverse_op): New function.
6403 (add_stores): For reversible operations add an extra MO_VAL_USE.
6405 2010-03-02 Jason Merrill <jason@redhat.com>
6407 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6409 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6411 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6412 (sparc64-*-linux*): Likewise.
6413 (sparc64-*-solaris2*): Include assembler files before linker ones.
6414 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6415 * config/sparc/gas.h: Delete.
6416 * config/sparc/sol2-64.h: Add copyright notice.
6417 * config/sparc/sol2-gas-bi.h: Likewise.
6418 * config/sparc/sol2-gld.h: Likewise.
6419 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6420 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6421 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6422 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6423 (sparc_elf_asm_named_section): Rename into...
6424 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6426 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6428 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6430 2010-03-02 Jeff Law <law@redhat.com>
6433 * reload1.c (rtx_p, substitute_stack): Declare.
6434 (substitute): Record addresses of changed rtxs.
6435 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6436 Restore the original rtx when complete.
6437 (reload): Free subsitute_stack when complete.
6439 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6441 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6442 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6444 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6445 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6446 Torture Tests): Change from subsection to section.
6448 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6449 Steven Bosscher <steven@gcc.gnu.org>
6451 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6454 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6457 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6458 the assignment from the new induction variable to the assignment
6459 of the value from the original loop PHI function.
6461 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6462 Daniel Jacobowitz <dan@codesourcery.com>
6464 * doc/sourcebuild.texi (Test directives): Clarify options to
6467 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6469 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6470 Disable cfi directives unless GCC and gas agree on using read-only
6471 .eh_frame sections for 64-bit.
6472 * configure: Regenerate.
6474 2010-03-01 Richard Guenther <rguenther@suse.de>
6476 PR tree-optimization/43220
6477 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6478 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6480 2010-03-01 Richard Guenther <rguenther@suse.de>
6481 Martin Jambor <mjambor@suse.cz>
6484 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6485 gimplified parameters.
6487 2010-03-01 Christian Bruel <christian.bruel@st.com>
6489 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6491 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6493 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6495 2010-03-01 Richard Guenther <rguenther@suse.de>
6498 * expr.c (expand_assignment): Use the alias-oracle to tell
6499 if the rhs aliases the result decl.
6501 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6504 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6505 to sol_gt_pch_get_address.
6506 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6507 64-bit, SPARC and x86.
6508 (sol_gt_pch_get_address): New function.
6510 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6512 * toplev.h (inform_n, error_n): Declare.
6513 * diagnostic.c (inform_n, error_n): New function.
6515 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6517 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6518 has no rtl yet when processing local_decls, queue it and recheck
6519 if deferred stack allocation hasn't assigned it rtl.
6521 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6523 * config/sh/sh.c (unspec_bbr_uid): New.
6524 (gen_block_redirect): Use it instead of INSN_UID.
6525 (gen_far_branch): Likewise.
6527 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6529 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6530 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6532 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6534 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6535 (Warning Options): -Wno-conversion-null is valid for
6536 Objective-C++ as well.
6537 * doc/tm.texi (Named Address Spaces): Likewise.
6538 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6539 * doc/tree-ssa.texi (Tree SSA): Likewise.
6541 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6544 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6545 by default. Don't set the default arch for
6546 i[34567]86-*-darwin*|x86_64-*-darwin*.
6548 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6551 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
6552 default. Set the default 32bit/64bit archs with $with_arch
6553 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
6555 2010-02-27 Richard Guenther <rguenther@suse.de>
6557 PR tree-optimization/43186
6558 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
6559 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
6560 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
6561 unroller iterations.
6563 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6565 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
6566 required and i[34567]86-*-* targets don't support 64bit ISA.
6568 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
6571 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6574 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6576 * config.gcc: Set the default arch at least to Prescott for
6577 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
6578 if SSE math is enabled.
6580 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6582 * diagnostic.c (diagnostic_initialize): Update.
6583 (diagnostic_report_diagnostic): Test inhibit_notes_p for
6585 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
6586 (diagnostic_inhibit_notes): New.
6587 * toplev.c (process_options): inhibit notes with -fcompare-debug.
6589 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6592 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
6593 * doc/standards.texi: Likewise.
6594 * doc/extend.texi: Likewise.
6595 * doc/trouble.texi: Likewise.
6596 * doc/cppopts.texi: Likewise.
6597 * doc/install.texi: Likewise.
6598 * c.opt (std=c90,std=gnu90): New options.
6599 * c-opts.c (c_common_handle_option): Handle them.
6601 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
6604 * c-decl.c (undeclared_variable): Use an informative note.
6606 2010-02-26 Richard Guenther <rguenther@suse.de>
6608 PR tree-optimization/43186
6609 * gimple.h (gimple_fold): Remove.
6610 * gimple.c (gimple_fold): Remove. Inline into single user ...
6611 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
6612 Try harder for conditions.
6614 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6617 * function.c (used_types_insert): Don't skip through named pointer
6618 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
6619 and it is different from the main variant's type.
6621 2010-02-26 Nick Clifton <nickc@redhat.com>
6623 * config/rx/rx.md (sminsi3): Remove bogus alternative.
6625 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
6627 * config.gcc: Support --with-fpmath=sse for x86.
6629 * config/i386/ssemath.h: New.
6631 * doc/install.texi (--with-fpmath=sse): Documented.
6633 2010-02-26 Richard Guenther <rguenther@suse.de>
6635 PR tree-optimization/43188
6636 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
6637 vector types of over-aligned element type.
6639 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
6642 * config/i386/i386.c (expand_vec_perm_blend): Use correct
6643 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
6645 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
6647 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
6649 2010-02-26 Jakub Jelinek <jakub@redhat.com>
6651 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
6652 * var-tracking.c: Include diagnostic.h.
6653 (debug_dv): New function.
6654 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
6657 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
6658 (add_value_chain, add_value_chains, remove_value_chain,
6659 remove_value_chains): Handle DEBUG_EXPRs.
6660 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
6663 * regcprop.c (struct queued_debug_insn_change): New type.
6664 (struct value_data_entry): Add debug_insn_changes field.
6665 (struct value_data): Add n_debug_insn_changes field.
6666 (debug_insn_changes_pool): New variable.
6667 (free_debug_insn_changes, apply_debug_insn_changes,
6668 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
6669 (kill_value_one_regno): Call free_debug_insn_changes if needed.
6670 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
6672 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
6674 (copyprop_hardreg_forward_1): Don't call apply_change_group for
6675 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
6676 changes, call cprop_find_used_regs via note_stores.
6677 (copyprop_hardreg_forward): When copying vd from predecessor
6678 which has any queued DEBUG_INSN changes, make sure the pointers are
6679 cleared. At the end call df_analyze and then if there are any
6680 DEBUG_INSN changes queued at the end of some basic block for still
6681 live registers, apply them.
6682 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
6684 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
6686 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
6689 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
6691 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
6692 targets. Set the default with_cpu/with_arch from arch/cpu.
6693 Allow x86-64 and native for with_cpu/with_arch.
6695 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
6697 * ebitmap.c: Change calls to verify_popcount with calls to
6698 sbitmap_verify_popcount.
6699 (ebitmap_clear_bit): Fixed map->cacheindex test and
6700 map>cache update when bit clearing results in an empty
6703 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6706 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
6707 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
6708 and support both V2DF and V2DI modes.
6709 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
6710 support both V2DF and V2DI modes.
6711 (general): Delete trailing whitespace from a few patterns.
6713 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6714 V2DF/V2DI interleave high/low builtins.
6716 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
6719 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
6720 interleave high/low functions.
6722 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
6724 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
6725 #pragma extern_prefix.
6727 2010-02-25 Jakub Jelinek <jakub@redhat.com>
6730 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
6731 BLKmode, assert op0 is a MEM and just adjust its mode.
6734 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
6735 if bitpos isn't multiple of mode's bitsize.
6737 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6739 * c.opt (-ftemplate-depth=): New.
6740 (-ftemplate-depth-): Deprecate.
6741 * optc-gen.awk: Handle -ftemplate-depth=.
6742 * opth-gen.awk: Likewise.
6743 * c-opts.c (c_common_handle_option): Likewise.
6744 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
6746 2010-02-24 Jason Merrill <jason@redhat.com>
6748 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
6750 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6752 * cfg.c (alloc_aux_for_block): Remove inline.
6753 (alloc_aux_for_edge): Likewise.
6755 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6757 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
6759 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6761 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
6762 * config/i386/sol2-gas.h: New file.
6763 * config.gcc (i[34567]86-*-solaris2*): Use it.
6765 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
6768 * c-typeck.c (ep_convert_and_check): New.
6769 (build_conditional_expr): Use it.
6770 (build_binary_op): Likewise.
6772 2010-02-24 Jakub Jelinek <jakub@redhat.com>
6774 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
6777 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
6778 bounds even for -O+.
6779 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
6780 expr needs to have DECL_NAME set.
6782 2010-02-24 Nick Clifton <nickc@redhat.com>
6784 * config/mep/mep.c: Include gimple.h.
6785 (mep_function_uses_sp): Delete unused function.
6786 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
6787 parameters. Use unsigned integers to count args. Return a
6788 NULL_RTX instead of an error_mark_node. Toidy up formatting.
6790 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6793 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
6794 greater or equal to nelt instead of 2 * nelt.
6795 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
6798 2010-02-23 Jason Merrill <jason@redhat.com>
6801 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
6802 in cfun->local_decls even if they have register types.
6805 * stor-layout.c (place_field): Don't warn about unnecessary
6806 DECL_PACKED if the type is packed.
6808 2010-02-23 Jakub Jelinek <jakub@redhat.com>
6811 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
6812 GOTOFF relocs, even when the base reg isn't pic pointer.
6814 2010-02-23 Michael Matz <matz@suse.de>
6817 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
6818 (expand_gimple_basic_block): Generate and use debug temps if there
6819 are debug uses left after the last real use of TERed ssa names.
6820 Unlink debug immediate uses when they are expanded.
6822 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
6825 * config/i386/i386.c (override_options): Reorganise to provide
6826 better error messages.
6828 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6831 * graphite-scop-detection.c (create_single_exit_edge): Move
6832 the call to find_single_exit_edge to....
6833 (create_sese_edges): ...here. Don't handle multiple edges
6834 exiting the function.
6835 (build_graphite_scops): Don't handle multiple edges
6836 exiting the function.
6838 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6841 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
6842 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
6844 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
6847 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
6849 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
6852 * c-typeck.c (convert_arguments): Print declaration location.
6853 * c-common.c (validate_nargs): Rename as
6854 builtin_function_validate_nargs.
6855 (check_builtin_function_arguments): Update.
6857 2010-02-22 Richard Guenther <rguenther@suse.de>
6860 * tree-inline.c (declare_return_variable): Use the type of
6861 the call stmt lhs if available.
6863 2010-02-22 Duncan Sands <baldrick@free.fr>
6865 * passes.c (register_pass): Always consider all pass lists when
6866 ref_pass_instance_number is zero.
6868 2010-02-22 Richard Guenther <rguenther@suse.de>
6870 PR tree-optimization/42749
6871 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
6872 parameter. Do arithmetic in the original type.
6873 (update_accumulator_with_ops): Likewise.
6874 (adjust_accumulator_values): Adjust.
6876 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6878 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
6879 (QI to BLKmode splitter): New splitter.
6881 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
6883 * config/i386/i386.c (initial_ix86_tune_features): Turn on
6884 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
6886 2010-02-22 Richard Guenther <rguenther@suse.de>
6888 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
6890 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
6892 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
6893 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
6894 ($(T)crti.o, $(T)crtn.o): Remove rules.
6896 2010-02-21 Tobias Burnus <burnus@net-b.de>
6899 * doc/invoke.texi (-fassociative-math): Document that this
6900 option is automatically enabled for Fortran.
6902 2010-02-20 David S. Miller <davem@davemloft.net>
6904 * configure.ac: Test if linker and assembler properly support
6905 GOTDATA_OP relocations.
6906 * configure: Rebuild.
6907 * config.in: Likewise.
6908 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
6909 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
6910 (movsi_high_pic): Likewise.
6911 (movdi_lo_sum_pic): Likewise.
6912 (movdi_high_pic): Likewise.
6913 (movsi_pic_gotdata_op): New pattern.
6914 (movdi_pic_gotdata_op): Likewise.
6915 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
6916 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
6918 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
6921 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
6922 attribute to ssemul.
6923 (xop_mulv2div2di3_high): Ditto.
6925 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6928 * c.opt (Wconversion-null): New option.
6929 * doc/invoke.texi (Wconversion-null): Document.
6931 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
6933 * common.opt (Wlarger-than-): Add Undocumented.
6935 2010-02-19 Mike Stump <mikestump@comcast.net>
6937 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
6939 2010-02-19 Jason Merrill <jason@redhat.com>
6942 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
6943 * configure: Likewise.
6945 2010-02-20 Alan Modra <amodra@gmail.com>
6948 * cgraph.h (cgraph_make_decl_local): Declare.
6949 * cgraph.c (cgraph_make_decl_local): New function.
6950 (cgraph_make_node_local): Use it.
6951 * cgraphunit.c (cgraph_function_versioning): Likewise.
6952 * ipa.c (function_and_variable_visibility): Likewise.
6954 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6957 * except.c (sjlj_emit_function_enter): Don't call
6958 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
6960 * rtl.h (add_reg_br_prob_note): Remove prototype.
6962 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6965 * c-common.c (conversion_warning): Remove widening conversions
6966 before checking the conversion of integers to reals.
6968 2010-02-19 Mike Stump <mikestump@comcast.net>
6971 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
6974 * cgraphunit.c (process_function_and_variable_attributes): Check
6975 DECL_PRESERVE_P instead of looking up attribute "used".
6976 * ipa-pure-const.c (check_decl): Likewise.
6977 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
6978 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
6979 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
6980 instead of attribute "used".
6981 * config/sol2-c.c (solaris_pragma_init): Likewise.
6982 (solaris_pragma_fini): Likewise.
6984 2010-02-19 Jakub Jelinek <jakub@redhat.com>
6986 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
6987 Use XCNEW instead of xcalloc.
6988 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
6989 XNEW instead of xmalloc.
6990 (get_fields): Use XNEWVEC instead of xmalloc.
6993 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
6994 populate vars array.
6995 (create_new_general_access): For debug stmts just reset value.
6996 (get_stmt_accesses): For accesses within debug stmts just record them
6997 using add_access_to_acc_sites instead of preventing the peeling or
6998 counting them as accesses.
7001 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7003 2010-02-19 Richard Guenther <rguenther@suse.de>
7005 PR tree-optimization/42916
7006 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7009 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7011 * configure.ac: Replace all uses of changequote in macro arguments
7012 with proper quoting.
7014 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7017 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7019 2010-02-19 Richard Guenther <rguenther@suse.de>
7021 PR tree-optimization/42944
7022 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7023 test for aliasing with errno.
7025 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7028 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7029 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7030 * dojump.c: Include output.h.
7031 (inv): New inline function.
7032 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7033 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7034 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7035 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7036 argument, pass it down to other calls.
7037 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7038 add REG_BR_PROB note to the conditional jump.
7039 * cfgexpand.c (add_reg_br_prob_note): Removed.
7040 (expand_gimple_cond): Don't call it, add the probability
7041 as last argument to jumpif_1/jumpifnot_1.
7042 * Makefile.in (dojump.o): Depend on output.h.
7043 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7045 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7046 * stmt.c (do_jump_if_equal): Likewise.
7047 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7048 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7049 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7051 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7052 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7053 jumpifnot_1 callers.
7054 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7056 (store_expr): Adjust jumpifnot caller.
7057 (store_constructor): Adjust jumpif caller.
7060 * gimplify.c (gimple_boolify): For __builtin_expect call
7061 gimple_boolify also on its first argument.
7063 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7065 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7067 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7068 * configure: Regenerated.
7070 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7072 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7073 lang_hooks.types_compatible_p instead of comptypes.
7075 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7077 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7078 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7079 if __prefer_thumb__ is defined.
7081 2010-02-18 Martin Jambor <mjambor@suse.cz>
7083 PR tree-optimization/43066
7084 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7085 array with zero-sized element type.
7087 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7089 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7090 rtx, allocate struct var_loc_node here and return it to the
7091 caller, and only if it is actually needed.
7092 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7093 move it earlier and return immediately if it returns NULL.
7095 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7097 * config/sparc/gas.h: New file. Restore
7098 TARGET_ASM_NAMED_SECTION to its ELF default.
7099 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7101 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7102 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7103 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7104 after sparc/sysv4.h.
7106 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7108 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7110 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7112 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7113 patterns from predicated pattern.
7115 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7118 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7119 for insn mnemonic suffix.
7121 2010-02-17 Richard Guenther <rguenther@suse.de>
7123 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7126 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7129 * caller-save.c (save_call_clobbered_regs): If BB ends with
7130 a DEBUG_INSN, move any notes in between last real insn and the last
7131 DEBUG_INSN after the last DEBUG_INSN.
7133 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7135 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7136 Fix return type. Fix argument type. Explain meaning of return value.
7138 2010-02-16 Richard Guenther <rguenther@suse.de>
7140 PR tree-optimization/41043
7141 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7142 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7144 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7146 2010-02-16 Ira Rosen <irar@il.ibm.com>
7148 PR tree-optimization/43074
7149 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7150 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7151 vectorizable cycles in hybrid SLP check.
7152 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7154 2010-02-16 Richard Guenther <rguenther@suse.de>
7156 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7157 (true_dependence): If memrefs_conflict_p computes must-alias
7158 trust it. Move TBAA check after offset-based disambiguation.
7159 (canon_true_dependence): Likewise.
7161 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7163 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7164 * doc/invoke.texi: Document it.
7165 * var-tracking.c: Include toplev.h and params.h.
7166 (vt_find_locations): Return bool indicating success. Compute
7167 hash sizes unconditionally. Check new parameter, report.
7168 (variable_tracking_main_1): Check vt_find_locations results and
7169 retry. Renamed from...
7170 (variable_tracking_main): ... this. New wrapper to preserve
7171 flag_var_tracking_assignments.
7172 * Makefile.in (var-tracking.o): Adjust dependencies.
7174 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7175 Jakub Jelinek <jakub@redhat.com>
7178 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7179 if weak_import attribute is present.
7180 * config/darwin.c (machopic_select_section): Likewise.
7182 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7184 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7185 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7186 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7187 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7189 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7192 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7195 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7196 Rewrite text to refer to the names.
7198 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7200 * config/i386/i386-builtin-types.def
7201 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7202 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7203 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7204 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7205 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7206 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7207 IX86_BUILTIN_VPERMIL2PS256.
7208 (MULTI_ARG_4_DF2_DI_I): Defined.
7209 (MULTI_ARG_4_DF2_DI_I1): Defined.
7210 (MULTI_ARG_4_SF2_SI_I): Defined.
7211 (MULTI_ARG_4_SF2_SI_I1): Defined.
7212 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7213 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7214 __builtin_ia32_vpermil2ps256.
7215 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7216 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7217 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7218 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7219 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7220 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7221 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7222 CODE_FOR_xop_vpermil2v8sf3.
7223 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7224 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7225 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7226 (_mm256_permute2_pd): New.
7227 (_mm_permute2_ps): New.
7228 (_mm256_permute2_ps): New.
7230 2010-02-15 Nick Clifton <nickc@redhat.com>
7232 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7233 boolean parameters. Use emit_jump_insn when emitting a pop
7234 instruction containing a return insn.
7235 (push): Use 'true' rather than '1' as second parameter to F.
7236 (h8300_expand_prologue): Likewise.
7237 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7238 (h8300_expand_epilogue): Likewise.
7240 2010-02-15 Richard Guenther <rguenther@suse.de>
7243 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7246 2010-02-15 Nick Clifton <nickc@redhat.com>
7248 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7251 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7253 * intl.c (fake_ngettext): New function.
7254 * intl.h (fake_ngettext): Declare.
7255 (ngettext): Define macro.
7256 * collect2.c (notice_translated): New function.
7257 (main): Use notice_translated and ngettext.
7258 * collect2.h (notice_translated): Declare.
7260 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7262 * reorg.c (delete_computation): Comment fixes.
7263 * caller-save.c (setup_save_areas): Idem.
7264 * sel-sched-dump.c (dump_lv_set): Idem.
7267 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7269 * config/s390/s390.c (s390_sched_init): New function.
7270 (TARGET_SCHED_INIT): Target hook defined.
7272 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7273 Jack Howarth <howarth@bromo.med.uc.edu>
7274 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7277 Partial revert of unintended change in fix for PR41605.
7278 * config/darwin.h: Fix typo.
7279 * config/darwin9.h: Same.
7281 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7283 * c-pch.c (pch_init): Clear v.
7285 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7288 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7289 graphite_can_represent_init for MULT_EXPR.
7291 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7295 * graphite-sese-to-poly.c (remove_phi): New.
7296 (translate_scalar_reduction_to_array): Call remove_phi.
7298 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7301 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7302 * graphite-clast-to-gimple.h (gloog): Update declaration.
7303 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7304 * graphite-poly.h (struct poly_bb): Add missing comments.
7305 (struct scop): Add poly_scop_p field.
7307 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7308 * graphite.c (graphite_transform_loops): Build the polyhedral
7309 representation for each scop before code generation.
7310 * sese.c (rename_variables_in_operand): Removed.
7311 (rename_variables_in_expr): Return the renamed expression.
7312 (rename_sese_parameters): New.
7313 * sese.h (rename_sese_parameters): Declared.
7315 2010-02-11 Richard Guenther <rguenther@suse.de>
7317 PR tree-optimization/42998
7318 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7319 POINTER_PLUS_EXPR properly.
7321 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7322 Changpeng Fang <changpeng.fang@amd.com>
7325 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7326 the cost of an IV candidate when the IV is used in a test against zero.
7328 * gcc.dg/tree-ssa/ivopts-3.c: New.
7330 2010-02-11 Richard Guenther <rguenther@suse.de>
7333 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7334 pointer-vs-decl case by swapping refs. Handle some cases
7335 of pointer-vs-decl disambiguations more conservatively.
7336 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7337 to false after expanding.
7339 2010-02-11 Richard Guenther <rguenther@suse.de>
7342 * gcc.c (process_command): Handle LTO file@offset case more
7345 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7347 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7348 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7350 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7352 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7353 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7354 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7355 Optimize eq/ne comparisons when both arguments are known to be
7357 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7358 Don't mask operands unnecessarily if they are known to be already
7361 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7363 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7366 2010-02-10 Richard Guenther <rguenther@suse.de>
7368 PR tree-optimization/43017
7369 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7370 for wrapping signed arithmetic.
7372 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7375 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7376 if no debug info should be emitted for it.
7378 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7380 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7381 note when flag_exceptions is set.
7383 2010-02-10 Duncan Sands <baldrick@free.fr>
7385 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7387 2010-02-10 Richard Guenther <rguenther@suse.de>
7390 * tree.c (get_unwidened): Handle constants.
7391 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7393 2010-02-10 Martin Jambor <mjambor@suse.cz>
7396 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7397 check for variable argument counts independently.
7399 2010-02-10 Christian Bruel <christian.bruel@st.com>
7402 * config/sh/sh.c (find_barrier): Increase length for non delayed
7403 conditional branches.
7405 2010-02-10 Christian Bruel <christian.bruel@st.com>
7407 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7409 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7411 * builtins.c (set_builtin_user_assembler_name): Also handle
7412 ffs if int is smaller than word.
7414 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7417 * ira-conflicts.c (get_dup): Remove.
7418 (process_reg_shuffles): Add new parameter. Use it as an
7419 additional guard for copy generation.
7420 (add_insn_allocno_copies): Rewrite.
7422 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7424 * common.opt (fsched2-use-traces): Preserved for backward
7426 * doc/invoke.texi: Remove the documentation about option
7427 -fsched2-use-traces.
7428 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7429 flag_sched2_use_traces.
7430 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7431 the backward compatibility flag section.
7433 2010-02-09 Richard Guenther <rguenther@suse.de>
7435 PR tree-optimization/43008
7436 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7437 make HEAP variables initialized from global memory if they
7438 are not known builtin functions.
7439 (find_func_aliases): Adjust.
7441 2010-02-09 Richard Guenther <rguenther@suse.de>
7443 PR tree-optimization/43000
7444 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7445 arithmetic manually.
7447 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7449 PR tree-optimization/42931
7450 * tree-loop-linear.c (try_interchange_loops): Don't call
7451 double_int_mul if estimated_loop_iterations failed.
7453 2010-02-08 Martin Jambor <mjambor@suse.cz>
7456 * tree-sra.c (build_accesses_from_assign): Do not mark in
7457 should_scalarize_away_bitmap if stmt has volatile ops.
7458 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7461 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7463 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7465 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7467 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7470 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7473 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7475 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7478 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7479 to unknown_dependence.
7480 (graphite_legal_transform_dr): Handle the unknown_dependence.
7481 (graphite_carried_dependence_level_k): Same.
7483 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7485 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7487 2010-02-07 Richard Guenther <rguenther@suse.de>
7490 * expr.c (get_inner_reference): Always initialize *pbitsize.
7492 2010-02-07 Richard Guenther <rguenther@suse.de>
7495 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7496 new ARRAY_REFs on variable size element or minimal index arrays.
7498 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7499 gimple_fold_indirect_ref.
7501 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7504 * arm.c (arm_override_options): Just return if the user has specified
7505 an invalid fpu name.
7507 2010-02-03 Jason Merrill <jason@redhat.com>
7510 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7511 i386_pe_maybe_record_exported_symbol.
7513 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7516 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7517 (pa_delegitimize_address): New function.
7519 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7521 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7522 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7524 2010-02-05 Richard Guenther <rguenther@suse.de>
7527 * lto-streamer-in.c (get_resolution): Deal with references
7528 to undefined functions.
7530 2010-02-05 Richard Guenther <rguenther@suse.de>
7532 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7533 (fold_const_aggregate_ref): Likewise.
7534 (ccp_fold_stmt): Substitute loads.
7535 (maybe_fold_reference): Verify types before substituting.
7537 (fold_gimple_assign): Unshare properly.
7538 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7540 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7542 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7543 for rs6000_gen_cell_microcode.
7545 2010-02-04 Richard Guenther <rguenther@suse.de>
7547 PR rtl-optimization/42952
7548 * dse.c (const_or_frame_p): Remove MEM handling.
7550 2010-02-04 Nick Clifton <nickc@redhat.com>
7552 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
7553 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
7554 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
7555 (mn10300_asm_output_mi_thunk): New function.
7556 (mn10300_can_output_mu_thunk): New function.
7557 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
7558 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
7559 (FUNCTION_ARG): Delete incorrect comment.
7561 2010-02-03 Jason Merrill <jason@redhat.com>
7564 * fold-const.c (operand_equal_p): Handle erroneous types.
7566 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
7568 * config/h8300/h8300.md (can_delay): Fix attibute condition.
7570 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
7572 PR rtl-optimization/42941
7573 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
7576 2010-02-03 Jason Merrill <jason@redhat.com>
7579 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
7581 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
7584 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
7585 (cselib_reset_table): Renamed from...
7586 (cselib_reset_table_with_next_value): ... this.
7587 (cselib_get_next_uid): Renamed from...
7588 (cselib_get_next_unknown_value): ... this.
7589 * cselib.c (next_uid): Renamed from...
7590 (next_unknown_value): ... this.
7591 (cselib_clear_table): Adjust.
7592 (cselib_reset_table): Adjust. Renamed from...
7593 (cselib_reset_table_with_next_value): ... this.
7594 (cselib_get_next_uid): Adjust. Renamed from...
7595 (cselib_get_next_unknown_value): ... this.
7596 (get_value_hash): Use hash.
7597 (cselib_hash_rtx): Likewise.
7598 (new_cselib_val): Adjust. Set and dump uid.
7599 (cselib_lookup_mem): Pass next_uid as hash.
7600 (cselib_subst_to_values): Likewise.
7601 (cselib_log_lookup): Dump uid.
7602 (cselib_lookup): Pass next_uid as hash. Adjust.
7603 (cselib_process_insn): Adjust.
7604 (cselib_init): Initialize next_uid.
7605 (cselib_finish): Adjust.
7606 (dump_cselib_table): Likewise.
7607 * dse.c (canon_address): Dump value uid.
7608 * print-rtl.c (print_rtx): Print value uid.
7609 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
7611 (dv_uid): New function, sort of renamed from...
7612 (dv_htab_hash): ... this, reimplemented in terms of it and...
7613 (dv_uid2hash): ... this. New.
7614 (variable_htab_eq): Drop excess assertions.
7615 (tie_break_pointers): Removed.
7616 (canon_value_cmp): Compare uids.
7617 (variable_post_merge_New_vals): Print uids.
7618 (vt_add_function_parameters): Adjust.
7619 (vt_initialize): Reset table. Adjust.
7621 2010-02-03 Richard Guenther <rguenther@suse.de>
7623 PR tree-optimization/42944
7624 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
7625 (call_may_clobber_ref_p_1): Likewise. Properly handle
7626 malloc and calloc clobbering errno.
7628 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
7630 * doc/invoke.texi: Fix name of sched1 dump.
7632 * opts.c (decode_options): Set flag_tree_switch_conversion
7633 only conditionally on optimize >= 2.
7635 * gcse.c: Assorted comment fixes in pass description.
7637 2010-02-03 Anthony Green <green@moxielogic.com>
7639 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
7640 nop padding in order to maintain alignment of storage location of
7641 target function address.
7642 (moxie_trampoline_init): Store target function address at newly
7644 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
7646 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
7648 2010-02-03 Richard Guenther <rguenther@suse.de>
7651 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
7653 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7655 * config.gcc: Reenable check for obsolete targets.
7656 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
7657 mips-sgi-irix6.[0-4]*.
7659 2010-02-02 Nick Clifton <nickc@redhat.com>
7661 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
7662 constant size of 4 as being the same as 0.
7663 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
7664 can take values in the range 0..4.
7666 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
7669 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
7670 as _darwin10_Unwind_FindEnclosingFunction().
7671 * libgcc-libsystem.ver: New.
7673 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
7676 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
7677 implicitly set registers.
7679 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
7681 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
7682 (arm_override_options): Allow automatic selection of the thread
7683 pointer register if thumb2.
7684 (legitimize_pic_address): Improve code sequences for Thumb2.
7685 (arm_call_tls_get_addr): Likewise.
7686 (legitimize_tls_address): Likewise.
7687 * arm.md (pic_load_addr_arm): Delete. Replace with ...
7688 (pic_load_addr_32bit): ... this. New named pattern.
7689 * thumb2.md (pic_load_addr_thumb2): Delete.
7690 (pic_load_dot_plus_four): Delete.
7691 (tls_load_dot_plus_four): New named pattern.
7693 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7696 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
7697 Document fix for TLS bug.
7699 2010-01-31 Richard Guenther <rguenther@suse.de>
7701 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
7702 conservatively correct.
7704 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7708 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7710 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7712 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7714 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
7716 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
7718 * config.gcc: Adjust order of makefile fragments for mingw targets.
7720 2010-01-31 Richard Guenther <rguenther@suse.de>
7723 * gimplify.c (gimplify_init_constructor): For volatile LHS
7724 initialize a temporary.
7726 2010-01-31 Matthias Klose <doko@ubuntu.com>
7728 * configure.ac: Fix __stack_chk_fail check for cross builds configured
7730 * configure: Regenerate.
7732 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
7734 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7735 the same alias set and their sizes different constantness.
7736 (aliasing_component_refs_p): Revert 2009-10-24 change.
7738 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7740 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
7743 2010-01-29 Richard Guenther <rguenther@suse.de>
7745 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
7746 Assert we successfully updated the call.
7748 2010-01-29 Jakub Jelinek <jakub@redhat.com>
7750 PR rtl-optimization/42889
7751 * df.h (df_set_bb_dirty_nonlr): New prototype.
7752 * df-core.c (df_set_bb_dirty_nonlr): New function.
7753 * df-scan.c (df_insn_rescan): Call it instead of
7754 df_set_bb_dirty for DEBUG_INSNs.
7756 2010-01-29 Richard Guenther <rguenther@suse.de>
7759 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
7760 quadratic behavior in most cases.
7762 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
7765 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
7766 in the call to gen_x86_movsicc_0_m1.
7768 2010-01-28 Richard Guenther <rguenther@suse.de>
7770 PR tree-optimization/42871
7771 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
7773 2010-01-28 Richard Guenther <rguenther@suse.de>
7775 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
7776 into call arguments.
7778 2010-01-28 Richard Guenther <rguenther@suse.de>
7781 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
7782 the forwarder if the destination is an EH landing pad.
7784 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
7786 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
7787 block list passed to gimple_duplicate_sese_tail.
7788 (parallelize_loops): Avoid parallelization when the function
7790 Avoid parallelization when the preheader is IRREDUCIBLE.
7791 Try to optimize when estimated_loop_iterations_int is unresolved.
7792 Add the loop's location to the dump file.
7793 * tree-cfg.c (add_phi_args_after_redirect): Remove.
7794 (gimple_duplicate_sese_tail): Remove the check for the latch.
7795 Redirect nexits to the exit block.
7796 Remove handling of the incoming edges to the latch.
7797 Redirect the backedge from the copied latch to the exit bb.
7799 2010-01-28 Michael Matz <matz@suse.de>
7802 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
7803 Wrap force_reg into a sequence, emit it before user.
7805 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
7807 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
7809 (arm_legacy_rev): Likewise.
7810 (thumb_legacy_rev): Likewise.
7812 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7814 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
7815 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
7816 on MEM's address failed, try avoid_constant_pool_reference and
7817 recurse if it returned something different.
7818 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
7819 address, try avoid_constant_pool_reference and recurse if it
7820 returned something different.
7821 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
7822 address and avoid_constant_pool_reference returned something
7823 different, don't set have_address.
7825 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
7828 * var-tracking.c (val_store): Add modified argument, obey it.
7830 (count_uses): Move down logging of main.
7831 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
7832 don't need resolution.
7833 (emit_notes_in_bb): Likewise.
7835 2010-01-27 Richard Guenther <rguenther@suse.de>
7838 * tree-inline.c (remap_decl): Delay remapping of SSA name
7839 default definitions until we need them.
7841 2010-01-27 Jakub Jelinek <jakub@redhat.com>
7843 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7844 (rs6000_delegitimize_address): New function.
7846 * config/s390/s390.c (s390_delegitimize_address): Call
7847 delegitimize_mem_from_attrs.
7850 * tree-inline.c (cannot_copy_type_1): Removed.
7851 (copy_forbidden): Don't forbid copying of functions containing
7852 records/unions with variable length fields.
7854 2010-01-27 Christian Bruel <christian.bruel@st.com>
7858 * config/sh/sh.c (find_barrier): Increase length for non delayed
7859 conditional branches.
7861 2010-01-27 Matthias Klose <doko@ubuntu.com>
7863 * configure.ac (gnu-unique-object): Fix ldd version check.
7864 * configure: Regenerate.
7866 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7868 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
7870 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
7871 Test for HAVE_GNU_AS value.
7873 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7875 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
7876 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
7877 INT64_TYPE): Define.
7878 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
7879 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7880 INT_LEAST64_TYPE): Define.
7881 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
7882 UINT_LEAST64_TYPE): Define.
7883 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
7884 INT_FAST64_TYPE): Define.
7885 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7886 UINT_FAST64_TYPE): Define.
7887 (INTMAX_TYPE, UINTMAX_TYPE): Define.
7888 (INTPTR_TYPE, UINTPTR_TYPE): Define.
7889 (SIG_ATOMIC_TYPE): Define.
7891 2010-01-26 Richard Guenther <rguenther@suse.de>
7893 * df-scan.c (df_scan_set_bb_info): Remove assert.
7894 (df_insn_rescan_debug_internal): Merge asserts.
7895 (df_install_ref): Likewise.
7896 (df_mark_reg): Use bitmap_set_range.
7897 (df_hard_reg_used_p): Remove assert.
7898 (df_hard_reg_used_count): Likewise.
7900 2010-01-26 Richard Guenther <rguenther@suse.de>
7902 PR rtl-optimization/42685
7903 * web.c (web_main): Ignore DEBUG_INSNs.
7905 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
7907 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
7909 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
7910 Fix types of fndecl and arglist parameters.
7912 2010-01-26 Richard Guenther <rguenther@suse.de>
7915 * tree-eh.c (unsplit_eh): Skip debug insns.
7917 2010-01-26 Richard Guenther <rguenther@suse.de>
7919 PR tree-optimization/42250
7920 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
7922 2010-01-26 Jakub Jelinek <jakub@redhat.com>
7925 * omp-low.c (expand_omp_sections): Only use single_pred if
7926 l2_bb is single_pred_p.
7928 2010-01-25 Christian Bruel <christian.bruel@st.com>
7931 * config/sh/sh.c (find_barrier): Increase length for non delayed
7932 conditional branches.
7933 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
7935 2010-01-24 David S. Miller <davem@davemloft.net>
7937 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
7938 define if not using GAS.
7939 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7940 Likewise. Delete SECTION_MERGE code, which is only applicable
7943 2010-01-24 Mark Mitchell <mark@codesourcery.com>
7946 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
7947 mangling of va_list in system headers.
7949 2010-01-23 Toon Moene <toon@moene.org>
7951 * tree-predcom.c (combine_chains): Return NULL, not false.
7953 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
7955 * tree-loop-distribution.c (distribute_loop): Fix declaration and
7956 initialization of variable res to agree with return type.
7958 2010-01-22 Steve Ellcey <sje@cup.hp.com>
7960 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
7961 * tree-sra.c: Add include of expr.h.
7963 2010-01-22 Jakub Jelinek <jakub@redhat.com>
7965 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
7966 insert the debug stmt on the single non-EH edge from the stmt.
7968 2010-01-22 Richard Henderson <rth@redhat.com>
7971 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
7972 the RHS until after generate_subtree_copies has insertted its
7973 code before the current statement.
7975 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
7977 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
7979 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
7981 2010-01-21 Martin Jambor <mjambor@suse.cz>
7983 PR tree-optimization/42585
7984 * tree-sra.c (struct access): New field grp_total_scalarization.
7985 (dump_access): Dump the new field.
7986 (should_scalarize_away_bitmap): New variable.
7987 (cannot_scalarize_away_bitmap): Likewise.
7988 (sra_initialize): Allocate new bitmaps.
7989 (sra_deinitialize): Free new bitmaps.
7990 (create_access_1): New function.
7991 (create_access): Parts moved to create_access_1.
7992 (type_consists_of_records_p): New function.
7993 (completely_scalarize_record): Likewise.
7994 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
7995 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
7996 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
7998 (analyze_all_variable_accesses): Completely scalarize small eligible
8001 2010-01-21 Martin Jambor <mjambor@suse.cz>
8003 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8005 2010-01-21 Andrew Haley <aph@redhat.com>
8007 * gcc.c (process_command): Move lang_specific_driver before
8008 setting cc_libexec_prefix.
8010 2010-01-21 Richard Guenther <rguenther@suse.de>
8013 * fold-const.c (negate_expr_p): Pretend only negative
8014 real constants are easily negatable.
8016 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8017 Jason Merrill <jason@redhat.com>
8019 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8020 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8021 * calls.c (initialize argument_information): Handle it.
8022 * c-common.c (handle_transparent_union_attribute): Use new name.
8023 * c-decl.c (finish_struct): Ditto.
8024 * c-typeck.c (type_lists_compatible_p): Ditto.
8025 (convert_for_assignment): Use new name and also handle record.
8026 * function.c (aggregate_value_p): Handle it.
8027 (pass_by_reference): Ditto.
8028 (assign_parm_data_types): Ditto.
8029 * print-tree.c (print_node): Ditto.
8030 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8031 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8032 * tree.c (first_field): New fn.
8034 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8037 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8038 even when linking statically, for now.
8040 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8043 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8044 without a cselib val.
8045 (count_uses): Accept MO_VAL_SET with no val on stores.
8046 (add_stores): Likewise.
8048 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8050 * var-tracking.c (check_value_val): Add a compile time assertion.
8051 (dv_is_decl_p): Simplify.
8052 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8053 gcc_assert if ENABLE_CHECKING.
8055 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8058 * var-tracking.c: Include tree-flow.h.
8059 (mem_dies_at_call): New.
8060 (dataflow_set_preserve_mem_locs): Use it.
8061 (dataflow_set_remove_mem_locs): Likewise.
8062 (dump_var): Renamed from dump_variable. Adjust all callers.
8063 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8064 * Makefile.in (var-tracking.o): Adjust deps.
8066 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8068 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8070 2010-01-20 Richard Guenther <rguenther@suse.de>
8072 PR tree-optimization/42717
8073 * tree-ssa-dce.c (get_live_post_dom): Remove.
8074 (forward_edge_to_pdom): Take an arbitrary edge to copy
8075 degenerate PHI args from.
8076 (remove_dead_stmt): Use the first post-dominator even if it
8077 does not contain live statements as redirection destination.
8079 2010-01-20 Richard Guenther <rguenther@suse.de>
8081 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8083 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8085 * sel-sched.c (create_speculation_check): Remove set but not used
8087 (try_transformation_cache): Remove set but not used variable ds.
8088 (calculate_privileged_insns): Remove set but not used variables
8089 cur_insn and min_spec_insn.
8090 (find_best_expr): Remove set but not used variable avail_n.
8091 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8093 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8095 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8096 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8099 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8102 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8103 cpu types. Add support for *-sse3 cpu types.
8104 (x86_64-*-*): Ditto.
8106 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8109 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8110 argument, call initializer_constant_valid_p_1 instead of
8111 initializer_constant_valid_p, pass CACHE to it, return NULL
8112 immediately if first call returns NULL.
8113 (initializer_constant_valid_p_1): New function.
8114 (initializer_constant_valid_p): Use it.
8116 2010-01-20 Thomas Quinot <quinot@adacore.com>
8118 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8120 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8122 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8123 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8124 (loc_list_from_tree): Don't handle unsigned division. Handle
8125 signed modulo using DW_OP_{over,over,div,mul,minus}.
8126 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8127 modulo instead of signed.
8129 2010-01-20 DJ Delorie <dj@redhat.com>
8131 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8133 (h8300_emit_stack_adjustment): Propogate it.
8135 (h8300_expand_prologue): Likewise.
8136 (h8300_expand_epilogue): Likewise.
8138 2010-01-19 Michael Matz <matz@suse.de>
8140 PR tree-optimization/41783
8141 * tree-data-ref.c (toplevel): Include flags.h.
8142 (dump_data_dependence_relation): Also dump the inputs if the
8143 result will be unknown.
8144 (split_constant_offset_1): Look through some conversions.
8145 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8146 the offset from last element is too large.
8147 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8148 (reassociate_to_the_same_stmt): Handle vector registers.
8149 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8151 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8152 wide_prolog_niters argument, emit widening instructions.
8153 (vect_do_peeling_for_alignment): Adjust caller, use widened
8154 variant of the iteration cound.
8155 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8157 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8160 * config/arm/neon-testgen.m (emit_automatics): New parameter
8161 features. Adjust for Fixed_return_reg feature.
8162 (test_intrinsic): Call emit_automatics with new feature.
8163 * config/arm/neon.ml: Update copyright years.
8164 (features): New Fixed_return_reg feature.
8165 (ops): Update feature for Vget_low.
8167 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8169 PR tree-optimization/42719
8170 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8174 * fwprop.c (all_uses_available_at): Return false if def_set dest
8175 is a REG that is used in def_insn.
8177 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8179 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8181 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8184 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8186 * target.h (struct gcc_target) <secondary_reload>: Change type
8187 of last argument to secondary_reload_info *.
8189 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8192 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8193 memory references with unaligned offsets. Remove CQImode handling.
8194 (unaligned_memory_operand): Return 1 for memory references with
8195 unaligned offsets. Remove CQImode handling.
8197 2010-01-18 Richard Guenther <rguenther@suse.de>
8200 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8203 2010-01-18 Richard Guenther <rguenther@suse.de>
8205 PR tree-optimization/42781
8206 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8207 restrict processing only if the original variable was artificial.
8209 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8211 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8212 find number of popped argument bytes.
8214 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8215 Fix the text that describes the return value for invalid insns.
8217 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8219 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8220 Clarify what 'cost of the -dependence' is. Fix quoting.
8222 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8223 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8225 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8227 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8228 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8230 2010-01-17 Richard Guenther <rguenther@suse.de>
8233 * function.c (split_complex_args): Take a VEC to modify.
8234 (assign_parms_augmented_arg_list): Build a VEC instead of
8235 a chain of PARM_DECLs.
8236 (assign_parms_unsplit_complex): Take a VEC of arguments.
8237 Do not fixup unmodified parms.
8238 (assign_parms): Deal with the VEC.
8239 (gimplify_parameters): Likewise.
8241 2010-01-17 Richard Guenther <rguenther@suse.de>
8243 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8244 node existence check.
8245 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8246 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8247 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8248 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8249 (gimple_execute_on_growing_pred): Likewise.
8251 2010-01-17 Richard Guenther <rguenther@suse.de>
8253 PR tree-optimization/42773
8254 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8255 (compute_antic_aux): Likewise.
8256 (compute_partial_antic_aux): Likewise.
8258 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8261 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8264 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8266 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8269 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8270 Fix markup for strict argument.
8272 (TARGET_SCHED_REORDER2): Fix argument types.
8274 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8275 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8277 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8278 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8280 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8283 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8284 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8285 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8286 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8287 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8289 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8291 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8293 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8294 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8296 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8298 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8301 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8303 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8304 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8306 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8308 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8310 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8311 referring to it. Fix language.
8313 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8315 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8317 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8319 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8321 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8322 '@var{stream}. Remove stray 'and'.
8324 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8326 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8328 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8330 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8331 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8333 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8334 Fix description of return value.
8335 Rename argument "sz" to "len."
8337 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8338 Clarify meaning of 'true' return value.
8340 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8342 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8343 rep_mode versus mode_rep.
8345 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8347 (TARGET_BUILTIN_DECL): Fix name.
8349 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8351 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8353 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8355 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8357 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8359 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8362 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8363 Rename argument tm_fn to md_fn.
8365 (TARGET_OPTION_PRINT): Fix argument list.
8367 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8370 * config/i386/i386.c (ix86_fixup_binary_operands):
8371 Revert FMA4 fixup of operands.
8373 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8376 * Makefile.in (write_entries_to_file, install-plugin):
8377 Use \012 instead of \n with tr.
8379 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8381 * configure.ac (HAVE_AS_REF): New C macro.
8382 * configure: Regenerate.
8383 * config.in: Likewise.
8384 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8386 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8389 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8391 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8393 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8395 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8397 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8399 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8401 (TARGET_BINDS_LOCAL_P): Fix argument type.
8403 (TARGET_ASM_FILE_END): Use prototype.
8405 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8407 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8409 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8411 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8413 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8414 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8416 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8417 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8419 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8420 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8421 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8422 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8424 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8426 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8428 (TARGET_INIT_BUILTINS): Use prototype.
8430 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8431 Put 'const char *' in braces. Fix parameter types.
8432 (TARGET_INVALID_CONVERSION): Fix parameter types.
8433 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8434 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8436 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8439 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8441 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8443 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8445 * doc/tm.texi (TARGET_HELP): Fix return type.
8447 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8448 in braces. Fix argument types.
8450 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8452 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8454 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8456 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8457 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8459 (TARGET_MANGLE_TYPE): Fix argument types.
8461 (TARGET_IRA_COVER_CLASSES): Use prototype.
8463 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8465 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8467 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8469 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8471 (TARGET_CALLEE_COPIES): Fix argument types.
8473 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8475 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8477 (TARGET_FUNCTION_VALUE): Fix argument types.
8479 (TARGET_RETURN_IN_MSB): Fix argument type.
8481 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8483 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8485 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8487 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8488 agree with return type.
8490 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8492 2010-01-15 Jing Yu <jingyu@google.com>
8494 PR rtl-optimization/42691
8495 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8496 a pseudo to a constant and are merged, and adjust comments.
8498 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8500 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8502 2010-01-15 Richard Guenther <rguenther@suse.de>
8505 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8506 labels of computed or non-local gotos to the destination.
8507 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8508 landing pad label is the first label.
8510 2010-01-15 Richard Guenther <rguenther@suse.de>
8512 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8514 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8517 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8518 to allow generation of the xssqrtdp instruction on power7.
8519 (sqrtdf2_fpr): Ditto.
8521 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8524 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8525 functions with noreturn attribute.
8528 * varasm.c (declare_weak): Add weak attribute to decl if it
8529 doesn't have one already.
8530 (assemble_external): Only add decls to weak_decls if they also
8531 have weak attribute.
8533 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8535 * var-tracking.c (var_reg_delete): Don't delete the association
8536 between REGs and values or one-part variables if the register
8539 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8542 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8543 because its first operand is a non-localized variable.
8545 2010-01-14 Martin Jambor <mjambor@suse.cz>
8547 PR tree-optimization/42706
8548 * tree-sra.c (encountered_recursive_call): New variable.
8549 (encountered_unchangable_recursive_call): Likewise.
8550 (sra_initialize): Initialize both new variables.
8551 (callsite_has_enough_arguments_p): New function.
8552 (scan_function): Call decl and flags check only for IPA-SRA, check
8553 whether there is a recursive call and whether it has enough arguments.
8554 (all_callers_have_enough_arguments_p): New function.
8555 (convert_callers): Look for recursive calls only when
8556 encountered_recursive_call is set.
8557 (ipa_early_sra): Bail out either if
8558 !all_callers_have_enough_arguments_p or
8559 encountered_unchangable_recursive_call.
8561 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8563 * sel-sched.c: Add 2010 to copyright years.
8564 * sel-sched-ir.c: Likewise.
8565 * sel-sched-ir.h: Likewise.
8567 2010-01-14 Martin Jambor <mjambor@suse.cz>
8569 PR tree-optimization/42714
8570 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
8571 constructors specially.
8573 2010-01-14 Andi Kleen <ak@linux.intel.com>
8575 * config/i386/drivers-i386.c (detect_caches_intel):
8576 Add l2sizekb parameter and fill in.
8577 (host_detect_local_cpu): Add l2sizekb, fill in.
8578 Add Atom small cache heuristic.
8580 2010-01-14 Andi Kleen <ak@linux.intel.com>
8582 * config/i386/drivers-i386.c (detect_caches_cpuid4):
8583 Add level3 parameter and fill in.
8584 (detect_caches_intel): Handle level3 cache.
8586 2010-01-14 Andi Kleen <ak@linux.intel.com>
8588 * config/i386/drivers-i386.c (host_detect_local_cpu):
8589 Fix core duo detection.
8591 2010-01-14 Andi Kleen <ak@linux.intel.com>
8593 * config/i386/drivers-i386.c (host_detect_local_cpu):
8596 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8598 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
8599 (rs6000_variable_issue_1): this. Use...
8600 (rs6000_variable_issue): here. Reimplement. Print debug info.
8602 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8604 * sel-sched-ir.c (sel_restore_other_notes): Rename to
8605 sel_restore_notes. Update all callers. Call reemit_notes
8608 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8610 PR rtl-optimization/42246
8611 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
8614 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8616 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
8617 all successors is the same as number of successors in current region.
8619 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8621 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
8622 to rename is not separable. Otherwise check that its LHS is not NULL.
8624 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8626 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
8628 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8630 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
8631 available registers when failed to discover LHS register class.
8632 Fix indentation. Update comment.
8634 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8635 Alexander Monakov <amonakov@ispras.ru>
8637 PR rtl-optimization/42389
8638 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
8640 (advance_state_on_fence): Likewise.
8641 (sel_target_adjust_priority): Print debug output only when
8642 sched_verbose >= 4, not 2.
8643 (get_expr_cost): Do not issue all unique insns on the next cycle.
8644 (fill_insns): Initialize can_issue_more from the value saved
8646 * sel-sched-ir.c (flist_add): New parameter issue_more.
8647 Init FENCE_ISSUE_MORE with it.
8648 (merge_fences): Likewise.
8649 (init_fences): Update call to flist_add.
8650 (add_to_fences, add_clean_fence_to_fences)
8651 (add_dirty_fence_to_fences): Likewise.
8652 (move_fence_to_fences): Update call to merge_fences.
8653 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
8655 * sel-sched-ir.h (struct _fence): New field issue_more.
8656 (FENCE_ISSUE_MORE): New accessor macro.
8658 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8660 PR rtl-optimization/42388
8661 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
8662 that have no predecessors nor successors. Do not call move_bb_info
8663 for empty blocks outside of current region.
8665 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8667 PR rtl-optimization/42294
8668 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
8669 * sel-sched.c (move_exprs_to_boundary): Transitively add all
8670 originators' originators.
8672 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
8674 PR rtl-optimization/39453
8675 PR rtl-optimization/42246
8676 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
8678 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
8680 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8681 Alexander Monakov <amonakov@ispras.ru>
8684 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
8685 (maybe_tidy_empty_bb): ... here. Make static. Add new
8686 argument. Update all callers.
8687 (tidy_control_flow): ... and here. Recompute topological order
8688 of basic blocks in region if necessary.
8689 (sel_redirect_edge_and_branch): Change return type. Return true
8690 if topological order might have been invalidated.
8691 (purge_empty_blocks): Export and move from...
8692 * sel-sched.c (purge_empty_blocks): ... here.
8693 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
8694 (maybe_tidy_empty_bb): Delete prototype.
8695 (purge_empty_blocks): Declare.
8697 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
8699 PR rtl-optimization/42249
8700 * sel-sched.c (try_replace_dest_reg): When chosen register
8701 and original register is the same, do not bail out early, but
8702 still check all original insns for validity of replacing destination
8703 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
8706 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8709 Port from no-undefined-overflow branch:
8710 2009-03-09 Richard Guenther <rguenther@suse.de>
8712 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
8714 2010-01-14 Richard Guenther <rguenther@suse.de>
8717 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
8719 2010-01-14 Ira Rosen <irar@il.ibm.com>
8721 PR tree-optimization/42709
8722 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
8723 as scalar type in creation of constant vector operand.
8725 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8728 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
8729 (check-parallel-%): Match `testsuite' directory component only
8732 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
8734 PR translation/39521
8735 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
8738 2010-01-13 Richard Guenther <rguenther@suse.de>
8740 PR tree-optimization/42730
8741 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
8744 2010-01-13 Steve Ellcey <sje@cup.hp.com>
8747 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
8748 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
8751 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
8753 * config/bfin/libgcc-bfin.ver: Regenerate based on current
8754 libgcc-std.ver. Add entries for ___smulsi3_highpart and
8755 ___umulsi3_highpart.
8757 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
8758 rather than schedule_insns if the pass is enabled.
8760 2010-01-13 Martin Jambor <mjambor@suse.cz>
8762 PR tree-optimization/42704
8763 * tree-sra.c (sra_modify_assign): Do not delete assignments to
8766 2010-01-13 Martin Jambor <mjambor@suse.cz>
8768 PR tree-optimization/42703
8769 * tree-sra.c (analyze_access_subtree): Check that we can build a
8770 reference to the original data within the aggregate.
8772 2010-01-13 Richard Guenther <rguenther@suse.de>
8774 PR tree-optimization/42705
8775 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
8777 2010-01-13 Richard Guenther <rguenther@suse.de>
8780 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
8782 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8785 * var-tracking.c (values_to_unmark): New variable.
8786 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8787 values_to_unmark vector. Moved body to...
8788 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8789 instead queue it into values_to_unmark vector.
8790 (vt_find_locations): Free values_to_unmark vector.
8792 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
8794 * config/s390/s390.c (override_options): Set
8795 default of max-pending-list-length to 256
8797 2010-01-13 Richard Guenther <rguenther@suse.de>
8800 * tree-pass.h (PROP_gimple_lcx): New.
8801 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
8802 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
8803 before the final cleanup_eh.
8804 (dump_properties): Dump PROP_gimple_lcx.
8805 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
8806 (tree_lower_complex_O0): Remove.
8807 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
8808 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
8809 tree_lower_complex, schedule TODO_update_ssa.
8810 * lto-streamer-out.c (output_function): Stream the functions
8812 * lto-streamer-in.c (input_function): Likewise.
8813 (lto_read_body): Do not override them here.
8815 2010-01-12 Joseph Myers <joseph@codesourcery.com>
8818 * c-typeck.c (build_c_cast): Fold value cast to union type before
8819 wrapping it in a CONSTRUCTOR.
8821 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8823 PR rtl-optimization/42699
8824 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
8827 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8829 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8830 SUBTARGET_WARN_UNUSED_SPEC): Move ...
8831 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
8832 SUBTARGET_WARN_UNUSED_SPEC): ... here
8833 * config/mips/iris5.h (LIBGCC_SPEC): Define.
8835 2010-01-12 Julian Brown <julian@codesourcery.com>
8837 * config/arm/neon-schedgen.ml (Utils): Don't try to
8838 open missing module.
8839 (find_with_result): New.
8841 2010-01-12 Jakub Jelinek <jakub@redhat.com>
8844 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
8845 sharing when canonicalizing ({lt,ge}u (plus a b) b).
8847 PR tree-optimization/42645
8848 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
8849 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
8850 decl_map, set processing_debug_stmt to -1 and return name without
8853 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
8855 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
8856 binutils version, and reword target configuration description.
8858 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8860 * config/avr/avr.h (LINKER_NAME): Remove.
8862 2010-01-11 Janis Johnson <janis187@us.ibm.com>
8865 * config/rs6000/rs6000.c (rs6000_override_options): On targets
8866 that support VSX, warn for -mno-altivec if vsx is not disabled,
8869 2010-01-11 Joseph Myers <joseph@codesourcery.com>
8870 Shujing Zhao <pearly.zhao@oracle.com>
8872 PR translation/42469
8873 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
8874 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
8875 character between option name and help text.
8876 * c.opt (imultilib): Likewise.
8878 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
8880 * lto-streamer-out.c (output_unreferenced_globals): Output static
8883 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
8885 PR rtl-optimization/42621
8886 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
8887 optimizing for size.
8888 (duplicate_computed_gotos): Remove now-redundant check.
8890 2010-01-10 Steve Ellcey <sje@cup.hp.com>
8893 * configure.ac: Save and restore LDFLAGS and LIBS
8894 * configure: Regenerate.
8896 2010-01-10 Richard Guenther <rguenther@suse.de>
8899 * builtins.c (fold_builtin_strlen): Add type argument and
8900 convert the resulting length to it.
8901 (fold_builtin_1): Adjust.
8903 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8905 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
8906 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
8908 (num_insns_constant_wide): Adjust for that change.
8910 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8913 * web.c (union_defs): Add used argument, to combine uses of
8915 (entry_register): Adjust type and tests of used argument.
8916 (web_main): Widen used for new use. Pass it to union_defs.
8917 * df.h (union_defs): Adjust prototype.
8919 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8922 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
8923 uses in new incoming argument. Free body.
8924 (reset_debug_uses_in_loop): New.
8925 (analyze_insn_to_expand_var): Call the latter if the former found
8926 anything. Fix whitespace. Reject invalid dest overlaps before
8927 going through all insns in the loop.
8929 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8932 * haifa-sched.c (dying_use_p): Debug insns don't count.
8934 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8937 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
8938 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
8939 (verify_gimple_call): Reject LHS in noreturn calls.
8941 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8945 * tree-vect-loop-manip.c (adjust_info): New type.
8946 (adjust_vec): New pointer to vector.
8947 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
8948 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
8949 (slpeel_update_phis_for_duplicate_loop): Use them.
8950 (slpeel_update_phi_nodes_for_guard1): Likewise.
8951 (slpeel_update_phi_nodes_for_guard2): Likewise.
8952 (slpeel_tree_peel_loop_to_edge): Likewise.
8953 (vect_update_ivs_after_vectorizer): Likewise.
8955 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8957 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
8958 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
8960 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
8962 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
8963 bogus uninitialized warning.
8965 2010-01-09 Richard Guenther <rguenther@suse.de>
8968 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
8969 the evolution is compatible with the initial condition.
8971 2010-01-09 Jakub Jelinek <jakub@redhat.com>
8973 * gcc.c (process_command): Update copyright notice dates.
8974 * gcov.c (print_version): Likewise.
8975 * gcov-dump.c (print_version): Likewise.
8976 * mips-tfile.c (main): Likewise.
8977 * mips-tdump.c (main): Likewise.
8979 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
8982 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
8984 (rotlhi3_8): Delete.
8986 (rotlsi3_8): Delete.
8987 (rotlsi3_16): Delete.
8988 (rotlsi3_24): Delete.
8990 (*rotw<mode>3): New.
8991 (*rotb<mode>3): New.
8992 * config/avr/avr.c (avr_rotate_bytes): New function.
8993 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
8995 2010-01-08 Steve Ellcey <sje@cup.hp.com>
8998 * configure.ac: Modify -rdynamic check.
8999 * configure: Regenerate.
9001 2010-01-08 DJ Delorie <dj@redhat.com>
9003 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9004 register popping order.
9006 2010-01-08 Richard Guenther <rguenther@suse.de>
9009 * c.opt (fsigned-char): Also let LTO handle this option.
9010 (funsigned-char): Likewise.
9012 2010-01-07 Richard Guenther <rguenther@suse.de>
9014 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9015 (gimple_op): Likewise.
9016 (gimple_op_ptr): Likewise.
9017 (gimple_assign_set_lhs): Remove gcc_assert.
9018 (gimple_assign_set_rhs1): Likewise.
9019 (gimple_assign_set_rhs2): Likewise.
9020 (gimple_call_set_lhs): Likewise.
9021 (gimple_call_set_fn): Likewise.
9022 (gimple_call_set_fndecl): Likewise.
9023 (gimple_call_fndecl): Likewise.
9024 (gimple_call_return_type): Likewise.
9025 (gimple_call_set_chain): Likewise.
9026 (gimple_call_num_args): Likewise.
9027 (gimple_call_set_arg): Likewise.
9028 (gimple_cond_set_code): Likewise.
9029 (gimple_cond_set_lhs): Likewise.
9030 (gimple_cond_set_rhs): Likewise.
9031 (gimple_cond_set_true_label): Likewise.
9032 (gimple_cond_set_false_label): Likewise.
9033 (gimple_label_set_label): Likewise.
9034 (gimple_goto_set_dest): Likewise.
9035 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9036 (gimple_debug_bind_get_value): Likewise.
9037 (gimple_debug_bind_get_value_ptr): Likewise.
9038 (gimple_debug_bind_set_var): Likewise.
9039 (gimple_debug_bind_set_value): Likewise.
9040 (gimple_debug_bind_reset_value): Likewise.
9041 (gimple_debug_bind_has_value_p): Likewise.
9042 (gimple_return_retval_ptr): Remove gcc_assert.
9043 (gimple_return_retval): Likewise.
9044 (gimple_return_set_retval): Likewise.
9045 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9046 (safe_referenced_var_iterator): Remove.
9047 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9048 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9049 (fill_referenced_var_vec): Remove.
9050 (first_readonly_imm_use): Remove redundant gcc_assert.
9051 (phi_arg_index_from_use): Combine gcc_asserts.
9052 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9053 (first_imm_use_stmt): Remove redundant gcc_assert.
9054 * tree-cfg.c (verify_gimple_call): Verify function and chain
9055 operands. Verify arguments.
9056 (verify_types_in_gimple_stmt): Verify condition code and labels.
9058 2010-01-07 Richard Guenther <rguenther@suse.de>
9060 PR tree-optimization/42641
9061 * sese.c (rename_map_elt_info): Use the SSA name version, do
9064 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9066 PR tree-optimization/42625
9067 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9068 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9070 2010-01-07 Duncan Sands <baldrick@free.fr>
9072 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9074 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9077 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9078 note itself is not function_invariant_p.
9080 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9082 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9083 Do not add the DF_NOTE problem.
9084 * store-motion.c (execute_rtl_store_motion): Likewise.
9086 2010-01-07 Martin Jambor <mjambor@suse.cz>
9088 PR tree-optimization/42157
9089 * tree-sra.c (compare_access_positions): Stabilize sort if both
9090 accesses have integer types, return zero immediately if they are the
9093 2010-01-06 Richard Henderson <rth@redhat.com>
9096 * haifa-sched.c (add_to_note_list): Merge into ...
9097 (concat_note_lists): ... here, and ...
9098 (unlink_other_notes, rm_other_notes): Merge into...
9099 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9100 NOTE_INSN_EPILOGUE_BEG.
9102 2010-01-06 Richard Guenther <rguenther@suse.de>
9104 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9105 not inline regular functions into always-inline functions.
9107 2010-01-06 Nick Clifton <nickc@redhat.com>
9109 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9110 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9112 (OVERRIDE_OPTIONS): Delete.
9113 (OPTIMIZATION_OPTIONS): Define.
9114 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9115 * config/rx/rx.c (rx_handle_option): Issue an error message if
9116 -mcpu=rx200 and -fpu are used together.
9117 (rx_set_optimization_options): New function. Issue an error
9118 message if an optimization attribute attempts to reset the FPU/
9119 math optimization pairing.
9120 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9121 * config/rx/rx.opt: Set the default to 32-bit doubles.
9122 * config/rx/t-rx: Add multilibs for -nofpu option.
9123 * doc/invoke.texi: Update documentation of RX options.
9125 2010-01-06 Richard Guenther <rguenther@suse.de>
9127 * tree-ssa-pre.c (name_to_id): New global.
9128 (alloc_expression_id): Simplify SSA name handling.
9129 (lookup_expression_id): Likewise.
9130 (init_pre): Zero name_to_id.
9131 (fini_pre): Free it.
9133 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9135 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9137 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9140 * config/i386/sse.md (smaxv2di3): New.
9141 (umaxv2di3): Likewise.
9142 (sminv2di3): Likewise.
9143 (uminv2di3): Likewise.
9145 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9148 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9149 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9150 (legitimize_tls_address): Likewise.
9151 (sparc_tls_referenced_p): Likewise.
9152 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9153 and adjust calls to legitimize_pic_address.
9154 (legitimate_constant_p) Use sparc_tls_referenced_p.
9155 (legitimate_pic_operand_p): Likewise.
9156 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9157 (sparc_tls_symbol_ref_1): Delete.
9158 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9159 (legitimize_tls_address): Make static, handle CONST patterns.
9160 (legitimize_pic_address): Make static, remove unused parameter and
9161 adjust recursive calls.
9162 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9163 and adjust call to legitimize_pic_address.
9164 (sparc_output_mi_thunk): Likewise.
9166 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9167 H.J. Lu <hongjiu.lu@intel.com>
9170 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9171 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9172 operands to make them signed.
9175 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9178 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9179 GTU to GT for V4SI and V2DI.
9181 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9182 (umin<mode>3): Removed.
9184 (uminv4si3): Likewise.
9186 2010-01-05 Martin Jambor <mjambor@suse.cz>
9188 PR tree-optimization/42462
9189 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9190 current_function_decl to helper functions and macros.
9192 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9195 * flags.h: Don't include real.h.
9196 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9197 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9198 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9199 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9200 * dominance.c: Update copyright.
9201 * gimple.c (walk_gimple_op): Remove inline.
9202 * tree-ssa-reassoc.c: Include real.h.
9203 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9204 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9206 2010-01-05 Nick Clifton <nickc@redhat.com>
9208 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9209 register to push into the stack frame when the accumulator has to
9210 be saved during interrupts.
9212 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9214 * doc/invoke.texi: Remove the documentation about option
9216 * common.opt (Wunreachable-code): Preserved for backward
9218 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9219 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9220 the backward compatibility flag section.
9222 2010-01-05 Richard Guenther <rguenther@suse.de>
9224 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9226 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9229 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9231 PR tree-optimization/42508
9232 * tree-sra.c (convert_callers): Check for recursive call
9233 by comparing cgraph nodes instead of decls.
9234 (modify_function): Call ipa_modify_formal_parameters also
9235 on all same_body aliases.
9237 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9238 cgraph nodes when checking for same_body aliases.
9240 2010-01-05 Richard Guenther <rguenther@suse.de>
9242 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9243 allocation and lookup.
9244 (get_or_alloc_expr_for_constant): Likewise.
9245 (phi_translate): Sink allocation.
9247 2010-01-04 Richard Guenther <rguenther@suse.de>
9249 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9250 a new entry only if needed.
9251 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9252 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9254 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9256 (phi_translate): Handle CONSTANTs early.
9258 2010-01-04 Martin Jambor <mjambor@suse.cz>
9260 PR tree-optimization/42398
9261 * tree-sra.c (struct access): Removed flag grp_different_types.
9262 (dump_access): Do not dump the removed flag.
9263 (sort_and_splice_var_accesses): Do not set the removed flag.
9264 (sra_modify_expr): Check for type compatibility directly.
9266 2010-01-04 Martin Jambor <mjambor@suse.cz>
9268 PR tree-optimization/42366
9269 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9270 edges with variable number of parameters.
9271 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9272 flag instead of asserting it.
9273 (ipa_read_node_info): Read uses_analysis_done flag.
9275 2010-01-04 Richard Guenther <rguenther@suse.de>
9277 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9278 iterative_hash_* as intended.
9279 (vn_reference_compute_hash): Likewise. Simplify hashing
9281 (vn_reference_lookup_2): Likewise.
9282 (vn_nary_op_compute_hash): Likewise.
9283 (vn_phi_compute_hash): Likewise.
9284 (expressions_equal_p): Remove strange code.
9285 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9286 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9287 (bitmap_insert_into_set_1): Take value-id as parameter.
9288 (add_to_value): Pass it.
9289 (bitmap_insert_into_set): Likewise.
9290 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9292 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9295 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9296 (do_self_spec): For switches with SWITCH_IGNORE set set also
9297 SWITCH_IGNORE_PERMANENTLY.
9298 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9301 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9303 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9304 tree of an unreferenced global var.
9306 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9309 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9310 GTU to GT for V4SI and V2DI.
9312 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9313 (umin<mode>3): Removed.
9315 (uminv4si3): Likewise.
9317 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9320 * collect2.c (main): Turn on trace in collect2 if -v is passed
9323 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9325 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9326 description of expression operand.
9328 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9330 * configure.ac: Add install-html to target_list for Make-hooks.
9331 * configure: Regenerate.
9332 * fortran/Make-lang.in (F95_HTMLFILES): New.
9333 (fortran.html): Use it.
9334 (fortran.install-html): New.
9335 * Makefile.in (install-html): Add lang.install-html.
9336 * java/Make-lang.in (JAVA_HTMLFILES): New.
9337 (java.html): Use it.
9338 (java.install-html): New.
9339 * objc/Make-lang.in (objc.install-html): New.
9340 * objcp/Make-lang.in (obj-c++.install-html): New.
9341 * cp/Make-lang.in (c++.install-html): New.
9342 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9343 * lto/Make-lang.in (lto.install-html): New.
9345 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9348 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9350 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9352 PR rtl-optimization/41862
9353 * store-motion.c (store_killed_in_insn, compute_store_table,
9354 remove_reachable_equiv_notes, replace_store_insn,
9355 build_store_vectors): Ignore all DEBUG_INSNs.
9357 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9360 * common.opt: Add dumpdir.
9362 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9364 (option_map): Add --dumpdir.
9366 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9368 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9370 * opts.c (decode_options): Try dump_dir_name first if
9371 dump_base_name isn't an absolute path.
9372 (common_handle_option): Handle OPT_dumpdir.
9374 * toplev.c (dump_dir_name): New.
9375 (print_switch_values): Also ignore -dumpdir.
9377 * toplev.h (dump_dir_name): New.
9379 2010-01-03 Richard Guenther <rguenther@suse.de>
9381 PR tree-optimization/42589
9382 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9383 double-word expansion of bswap32.
9385 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9387 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9388 with BLOCK_FOR_INSN.
9389 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9390 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9391 noce_process_if_block): Likewise.
9392 * gcse.c (compute_local_properties, insert_expr_in_table,
9393 insert_set_in_table, canon_list_insert, find_avail_set,
9394 pre_insert_copy_insn): Likewise.
9396 * basic-block.h (BLOCK_NUM): Move from here...
9397 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9399 2010-01-03 Richard Guenther <rguenther@suse.de>
9401 PR tree-optimization/42438
9402 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9403 contains_may_not_return_call flag.
9404 (BB_MAY_NOTRETURN): New.
9405 (valid_in_sets): Trapping nary operations are not valid
9406 in blocks that may not return.
9407 (insert_into_preds_of_block): Remove check for trapping expressions.
9408 (compute_avail): Compute also BB_MAY_NOTRETURN.
9410 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9412 * doc/invoke.texi: Add 2010 to copyright years.
9414 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9416 * config/sparc/sparc.c: Fix formatting nits.
9418 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9419 Alexander Monakov <amonakov@ispras.ru>
9421 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9423 2010-01-02 Richard Guenther <rguenther@suse.de>
9426 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9427 (simplify_switch_using_ranges): Mark to be removed edges
9430 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9432 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9434 * collect2.c (scan_libraries): Add missing argument in call to
9437 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9440 * config/alpha/predicates.md (aligned_memory_operand): Return false
9442 (unaligned_memory_operand): Return true for CQImode.
9443 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9444 doesn not cross aligned SImode word boundary.
9446 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9448 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9450 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9451 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9453 2010-01-02 Richard Guenther <rguenther@suse.de>
9456 * toplev.c (compile_file): Emit LTO marker properly. Change
9458 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9460 2010-01-01 Richard Guenther <rguenther@suse.de>
9463 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9465 2010-01-01 Richard Guenther <rguenther@suse.de>
9468 * c-decl.c (grokdeclarator): For zero-size arrays force
9469 structural equality checks as layout_type does.
9471 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9473 * builtins.c: Update copyright to 2010.
9475 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9478 * lto-streamer-out.c (produce_asm): Revert the last change.
9479 (copy_function): Likewise.
9481 * lto-streamer.c (lto_get_section_name): Skip any leading
9484 2010-01-01 Richard Guenther <rguenther@suse.de>
9487 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9491 Copyright (C) 2010 Free Software Foundation, Inc.
9493 Copying and distribution of this file, with or without modification,
9494 are permitted in any medium without royalty provided the copyright
9495 notice and this notice are preserved.