1 2011-01-25 Martin Jambor <mjambor@suse.cz>
3 PR tree-optimization/47382
4 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
5 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
7 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
9 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
10 sjlj_except_unwind_info.
12 2011-01-25 Richard Guenther <rguenther@suse.de>
14 PR tree-optimization/47426
15 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
16 visible functions results escape.
18 2011-01-25 Jakub Jelinek <jakub@redhat.com>
21 * config/arm/arm.c (any_sibcall_uses_r3): New function.
22 (arm_get_frame_offsets): Use it.
24 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
25 Jakub Jelinek <jakub@redhat.com>
27 PR tree-optimization/47271
28 * tree-if-conv.c (bb_postdominates_preds): New.
29 (if_convertible_bb_p): Call bb_postdominates_preds.
30 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
31 (predicate_scalar_phi): Call bb_postdominates_preds.
33 2011-01-25 Nick Clifton <nickc@redhat.com>
35 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
36 * config/rx/rx.c (rx_function_value): Likewise.
37 (rx_promote_function_mode): Likewise.
38 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
39 in order to make it legitimate.
40 * config/rx/rx.md (adddi3_internal): If the second operand is a
41 MEM make sure that the first operand is the same as the result
43 (addsi3_unspec): Delete.
44 (subdi3): Do not accept immediate operands.
45 (subdi3_internal): Likewise.
47 2011-01-25 Jeff Law <law@redhat.com>
49 PR rtl-optimization/37273
50 * ira-costs.c (scan_one_insn): Detect constants living in memory and
51 handle them like argument loads from stack slots. Do not double
52 count memory for memory constants and argument loads from stack slots.
54 2011-01-25 Jakub Jelinek <jakub@redhat.com>
56 PR tree-optimization/47427
57 PR tree-optimization/47428
58 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
59 coalesce if the new root var would be TREE_READONLY.
61 2011-01-25 Richard Guenther <rguenther@suse.de>
64 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
65 correct type for TBAA.
67 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
69 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
70 (close_phi_written_to_memory): Call for_each_index with
71 dr_indices_valid_in_loop.
73 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
75 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
76 when it is initialized.
78 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
80 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
81 call to graphite_find_data_references_in_stmt.
82 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
83 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
84 call to graphite_find_data_references_in_stmt.
85 (analyze_drs_in_stmts): Same.
86 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
87 in which the scalar analysis of indices is performed.
88 (create_data_ref): Same. Update call to dr_analyze_indices.
89 (find_data_references_in_stmt): Update call to create_data_ref.
90 (graphite_find_data_references_in_stmt): Same.
91 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
93 (create_data_ref): Same.
94 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
95 call to create_data_ref.
97 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
99 * graphite-sese-to-poly.c (build_poly_scop): Move
100 rewrite_commutative_reductions_out_of_ssa before
101 find_scop_parameters.
103 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
105 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
106 VAR_DECL, PARM_DECL, and RESULT_DECL.
108 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
110 * graphite-dependences.c (reduction_dr_1): Allow several reductions
112 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
113 that have already been marked as PBB_IS_REDUCTION.
115 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
117 * graphite-scop-detection.c (same_close_phi_node): New.
118 (remove_duplicate_close_phi): New.
119 (make_close_phi_nodes_unique): New.
120 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
122 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
124 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
125 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
126 of both data references to be the same.
128 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
130 * graphite-dependences.c (build_lexicographical_constraint): Remove the
132 (build_lexicographical_constraint): Adjust call to ppl_powerset_is_empty.
133 (dependence_polyhedron): Same.
134 (graphite_legal_transform_dr): Same.
135 (graphite_carried_dependence_level_k): Same.
136 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params parameter.
137 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
139 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
141 * graphite-sese-to-poly.c
142 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
143 (close_phi_written_to_memory): New.
144 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
147 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
149 * doc/install.texi: Update the expected version number of PPL to 0.11.
150 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
151 #if PPL_VERSION_MINOR < 11.
153 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
155 * graphite-dependences.c: Include graphite-cloog-util.h.
156 (new_poly_ddr): Inlined into dependence_polyhedron.
157 (free_poly_ddr): Moved close by new_poly_ddr.
158 (dependence_polyhedron_1): Renamed dependence_polyhedron.
159 Early return NULL when ppl_powerset_is_empty returns true.
160 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
161 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
162 (graphite_legal_transform_dr): Call new_poly_ddr.
163 (graphite_carried_dependence_level_k): Same.
164 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
165 (dot_transformed_deps_stmt_1): Removed.
166 (dot_deps_stmt_1): Call dot_deps_stmt_2.
167 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
168 (dot_deps_1): Call dot_deps_2.
169 * Makefile.in (graphite-dependences.o): Add missing dependence on
170 graphite-cloog-util.h.
172 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
174 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
175 (build_lexicographical_constraint): Same.
176 (dependence_polyhedron_1): Same.
177 (graphite_legal_transform_dr): Same.
178 (graphite_carried_dependence_level_k): Same.
179 * graphite-ppl.c (ppl_powerset_is_empty): New.
180 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
181 * tree-data-ref.c (dump_data_reference): Print the basic block index.
183 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
185 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
186 the "a followed by b" relation and document it.
188 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
190 * graphite-dependences.c (build_lexicographical_constraint): Stop the
191 iteration when the bag of constraints is empty.
193 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
195 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
197 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
199 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
200 nest and two loop depths as parameters.
201 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
204 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
206 * graphite-dependences.c (print_pddr): Call
207 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
209 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
211 * graphite-ppl.c (debug_gmp_value): New.
212 * graphite-ppl.h (debug_gmp_value): Declared.
214 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
216 * doc/install.texi: Document availability of cloog-0.16.
218 2011-01-25 Vladimir Kargov <kargov@gmail.com>
220 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
221 invalid postdominance info.
223 2011-01-24 Jan Hubicka <jh@suse.cz>
226 * doc/extend.texi (weak pragma): Drop claim that it must
227 appear before definition.
228 * varasm.c (merge_weak, declare_weak): Only sanity check
229 that DECL is not output at a time it is declared weak.
231 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
233 * machmode.def: Fixed comments.
235 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
237 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
239 2011-01-24 Paul Koning <ni1d@arrl.net>
241 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
244 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
247 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
248 (block_info): Add scanned and prev.
249 (move_or_delete_vzeroupper_2): Return if the basic block
250 has been scanned and the upper 128bit state is unchanged
252 (move_or_delete_vzeroupper_1): Return true if the exit
254 (move_or_delete_vzeroupper): Visit basic blocks using the
255 work-list based algorithm based on vt_find_locations in
258 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
260 2011-01-24 Nick Clifton <nickc@redhat.com>
262 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
263 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
264 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
265 then define __v850e1__.
266 * doc/invoke.texi: Document -mv850es.
268 2011-01-24 Richard Henderson <rth@redhat.com>
270 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
271 compound unordered comparisons.
272 * config/rx/rx.c (rx_split_fp_compare): Remove.
273 * config/rx/rx-protos.h: Update.
274 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
275 (cbranchsf4): Don't call rx_split_fp_compare.
276 (*cbranchsf4): Use rx_split_cbranch.
277 (*cmpsf): Don't accept "i" constraint.
278 (*conditional_branch): Only valid after reload.
279 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
281 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
284 * config/rs6000/altivec.md (vector constant splitters): Add
285 support for creating vector single precision constants if -mvsx is
286 used and we would create the constant using Altivec primitives.
288 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
289 Richard Sandiford <rdsandiford@googlemail.com>
291 PR rtl-optimization/47166
292 * reload1.c (emit_reload_insns): Disable the spill_reg_store
293 mechanism for PRE_MODIFY and POST_MODIFY.
294 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
297 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
299 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
301 2011-01-22 Jan Hubicka <jh@suse.cz>
304 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
306 2011-01-22 Jan Hubicka <jh@suse.cz>
308 PR tree-optimization/43884
310 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
311 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
313 2011-01-22 Anatoly Sokolov <aesok@post.ru>
315 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
316 * config/s390/s390.c (s390_register_move_cost,
317 s390_memory_move_cost): New.
318 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
320 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
323 * except.c (sjlj_assign_call_site_values): Move setting the
324 crtl->uses_eh_lsda flag to ...
325 (sjlj_mark_call_sites): ... here.
326 (sjlj_emit_function_enter): Support NULL dispatch label.
327 (sjlj_build_landing_pads): In a function with no landing pads
328 that still has must-not-throw regions, generate code to register
329 a personality function with empty LSDA.
331 2011-01-21 Richard Henderson <rth@redhat.com>
333 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
335 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
337 * compare-elim.c: New file.
338 * Makefile.in (OBJS-common): Add it.
339 (compare-elim.o): New.
340 * common.opt (fcompare-elim): New.
341 * opts.c (default_options_table): Add OPT_fcompare_elim.
342 * tree-pass.h (pass_compare_elim_after_reload): New.
343 * passes.c (init_optimization_passes): Add it.
344 * recog.h: Protect against re-inclusion.
345 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
346 * doc/invoke.texi (-fcompare-elim): Document it.
347 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
348 * doc/tm.texi: Rebuild.
350 2011-01-22 Nick Clifton <nickc@redhat.com>
352 * config/rx/rx.md (cstoresf4): Pass comparison operator to
355 2011-01-22 Nick Clifton <nickc@redhat.com>
357 * config/rx/rx.md (UNSPEC_CONST): New.
358 (deallocate_and_return): Wrap the amount popped off the stack in
359 an UNSPEC_CONST in order to stop it being rejected by
361 (pop_and_return): Add a "(return)" rtx.
362 (call): Drop the immediate operand.
363 (call_internal): Likewise.
364 (call_value): Likewise.
365 (call_value_internal): Likewise.
366 (sibcall_internal): Likewise.
367 (sibcall_value_internal): Likewise.
368 (sibcall): Likewise. Generate an explicit call using
370 (sibcall_value): Likewise.
371 (mov<>): FAIL if a constant operand is not legitimate.
372 (addsi3_unpsec): New pattern.
374 * config/rx/rx.c (rx_print_operand_address): Handle UNPSEC
376 (ok_for_max_constant): New function.
377 (gen_safe_add): New function.
378 (rx_expand_prologue): Use gen_safe_add.
379 (rx_expand_epilogue): Likewise.
380 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
383 2011-01-21 Jeff Law <law@redhat.com>
385 PR tree-optimization/47053
386 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
387 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
388 statements are deleted.
389 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
390 is nonempty, then purge dead edges and cleanup the CFG.
392 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
396 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
398 * tree-dfa.c (create_var_ann): Mark variable as used.
400 2011-01-21 Jakub Jelinek <jakub@redhat.com>
403 * except.c (convert_to_eh_region_ranges): Emit queued no-region
404 notes from other section in hot/cold partitioning even if
405 last_action is -3. Increment call_site_base.
407 PR rtl-optimization/47366
408 * fwprop.c (forward_propagate_into): Return bool. If
409 any changes are made, -fnon-call-exceptions is used and
410 REG_EH_REGION note is present, call purge_dead_edges
411 and return true if it purged anything.
412 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
413 any EH edges were purged.
415 2011-01-21 Jeff Law <law@redhat.com>
417 PR rtl-optimization/41619
418 * caller-save.c (setup_save_areas): Break out code to determine
419 which hard regs are live across calls by examining the reload chains
420 so that it is always used.
421 Eliminate code which checked REG_N_CALLS_CROSSED.
423 2011-01-21 Jakub Jelinek <jakub@redhat.com>
425 PR tree-optimization/47355
426 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
427 NOP has non-debug uses beyond PHIs in new_bb.
429 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
432 * cfgexpand.c (account_used_vars_for_block): Only account vars
433 that are annotated as used.
434 (estimated_stack_frame_size): Don't set TREE_USED.
435 * tree-dfa.c (create_var_ann): Mark variable as used.
437 2011-01-21 Richard Guenther <rguenther@suse.de>
440 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
442 2011-01-21 Richard Guenther <rguenther@suse.de>
444 PR tree-optimization/47365
445 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
446 (vn_reference_lookup_pieces): Adjust.
447 (vn_reference_lookup): Likewise.
448 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
449 (vn_reference_lookup_3): Only look through kills if in
451 (vn_reference_lookup_pieces): Adjust.
452 (vn_reference_lookup): Likewise.
453 (visit_reference_op_load): Likewise.
454 (visit_reference_op_store): Likewise.
455 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
456 (compute_avail): Likewise.
457 (eliminate): Likewise.
459 2011-01-21 Jakub Jelinek <jakub@redhat.com>
461 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
462 DECL_IGNORED_P non-reg vars if they are used.
464 PR tree-optimization/47391
465 * varpool.c (const_value_known_p): Return false if
468 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
471 * config/i386/i386.c (ix86_local_alignment): Handle
472 case for va_list_type_node is nil.
473 (ix86_canonical_va_list_type): Likewise.
475 2011-01-21 Alan Modra <amodra@gmail.com>
477 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
478 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
480 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
482 * config/arm/arm.md (define_attr type): Rename f_load
483 and f_store to f_fpa_load and f_fpa_store. Update.
484 (write_conflict): Deal with rename fallout.
485 (*push_fp_multi): Likewise.
486 * config/arm/fpa.md (f_load): Use f_fpa_load.
487 (f_store): Use f_fpa_store.
488 (*movsf_fpa): Likewise.
489 (*movdf_fpa): Likewise.
490 (*movxf_fpa): Likewise.
491 (*thumb2_movsf_fpa): Likewise.
492 (*thumb2_movdf_fpa): Likewise.
493 (*thumb2_movxf_fpa): Likewise.
494 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
495 f_loadd and f_stored.
496 (*thumb2_movdi_vfp): Likewise.
497 (*thumb2_movsf_vfp): Fix attribute to f_loads.
498 (*thumb2_movsi_vfp): Likewise.
499 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
500 Use f_loads instead of f_load.
501 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
503 2011-01-20 Anatoly Sokolov <aesok@post.ru>
505 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
506 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
507 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
508 (xtensa_mode_dependent_address_p): New function.
509 (constantpool_address_p): Make static. Change return type to bool.
510 Change argument type to const_rtx. Use CONST_INT_P predicate.
512 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
515 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
517 2011-01-20 Jakub Jelinek <jakub@redhat.com>
520 * cfgexpand.c (expand_debug_expr): Instead of generating
521 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
524 2011-01-20 Richard Guenther <rguenther@suse.de>
527 * tree-inline.c (remap_gimple_op_r): Recurse manually for
528 the pointer operand of MEM_REFs.
530 2011-01-20 Jakub Jelinek <jakub@redhat.com>
532 PR tree-optimization/46130
533 * ipa-split.c (consider_split): If return_bb contains non-virtual
534 PHIs other than for retval or if split_function would not adjust it,
537 2011-01-20 Richard Guenther <rguenther@suse.de>
539 PR tree-optimization/47167
540 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
541 Revert previous change, only avoid enumeral type changes.
543 2011-01-19 Dodji Seketeli <dodji@redhat.com>
546 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
547 (gen_scheduled_generic_parms_dies): New functions.
548 (gen_struct_or_union_type_die): Schedule template parameters DIEs
549 generation for the end of CU compilation.
550 (dwarf2out_finish): Generate template parameters DIEs here.
552 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
555 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
556 debug bind stmt on merge edges.
558 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
562 * function.c (instantiate_expr): Instantiate incoming rtl of
563 implicit arguments, and recurse on VALUE_EXPRs.
564 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
565 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
567 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
569 * c-parser.c (c_parser_for_statement): Initialize
570 collection_expression.
572 2011-01-19 Joseph Myers <joseph@codesourcery.com>
574 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
576 2011-01-19 Joseph Myers <joseph@codesourcery.com>
578 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
579 (LINK_SHLIB_SPEC): Don't use %(link_path).
580 (SUBTARGET_EXTRA_SPECS): Remove link_path.
582 2011-01-19 Joseph Myers <joseph@codesourcery.com>
584 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
585 (NO_SHARED_LIB_SUPPORT): Remove.
586 (LINK_SHLIB_SPEC): Remove one conditional definition.
588 2011-01-19 Joseph Myers <joseph@codesourcery.com>
590 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
592 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
593 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
594 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
595 %{call_shared} and conditionals on these options not being passed.
596 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
599 2011-01-19 Jakub Jelinek <jakub@redhat.com>
601 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
604 * ipa-split.c: Spelling fixes.
606 2011-01-19 Richard Henderson <rth@redhat.com>
608 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
611 * longlong.h [__mn10300__] (count_leading_zeros): New.
612 [__mn10300__] (umul_ppmm, smul_ppmm): New.
613 [__mn10300__] (add_ssaaaa, subddmmss): New.
614 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
615 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
617 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
619 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
621 2011-01-19 Richard Henderson <rth@redhat.com>
623 * config/mn10300/mn10300.md (addsi3_flags): New.
624 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
625 (subsi3_flags, subc_internal, subdi3): New.
626 (subdi3_internal, *subdi3_degenerate): New.
627 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
629 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
630 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
631 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
632 * config/mn10300/mn10300-protos.h: Update.
633 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
634 (return_ret): Likewise. Rename from return_internal_regs.
635 (return_internal): Remove.
637 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
638 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
639 (mn10300_legitimate_constant_p): Likewise.
640 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
641 (mn10300_frame_size): New.
642 (mn10300_expand_prologue): Use it.
643 (mn10300_expand_epilogue): Likewise.
644 (mn10300_initial_offset): Likewise.
645 * config/mn10300/mn10300-protos.h: Update.
646 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
647 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
648 (prologue, epilogue, return_internal): Tidy output code.
649 (mn10300_store_multiple_operation, return): Likewise.
650 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
651 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
652 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
653 (load_pic, am33_load_pic): New.
654 (mn10300_load_pic0, mn10300_load_pic1): New.
656 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
657 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
658 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
659 (cc_flags_for_mode, cc_flags_for_code): New.
660 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
661 overflow flag is not valid. Validate that the flags we need
662 for the comparison are valid.
663 (mn10300_output_cmp): Remove.
664 (mn10300_output_add): New.
665 (mn10300_select_cc_mode): Use cc_flags_for_code.
666 (mn10300_split_cbranch): New.
667 (mn10300_match_ccmode): New.
668 (mn10300_split_and_operand_count): New.
669 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
671 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
672 (addsi3): ... here. Use mn10300_output_add.
673 (*addsi3_flags): New.
674 (*am33_subsi3, *mn10300_subsi3): Merge...
675 (subsi3): ... here. Use attribute isa.
676 (*subsi3_flags): New.
677 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
679 (*am33_andsi3, *mn10300_andsi3): Merge...
681 (*andsi3_flags): New.
682 (andsi3 splitters): New.
683 (*am33_iorsi3, *mn10300_iorsi3): Merge...
685 (*iorsi3_flags): New.
686 (*am33_xorsi3, *mn10300_xorsi3): Merge...
688 (*xorsi3_flags): New.
689 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
690 (one_cmplsi2): ... here.
691 (*one_cmplsi2_flags): New.
692 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
693 instead of "dax" in constraints. Use mn10300_split_cbranch.
694 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
695 use matching constraints to eliminate a self-comparison.
696 (*integer_conditional_branch): Rename from integer_conditional_branch.
697 Use int_mode_flags to match CC_REG.
698 (*cbranchsi4_btst, *btstsi): New.
699 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
700 mn10300_split_cbranch.
701 (*am33_cmpsf): Rename from am33_cmpsf.
702 (*float_conditional_branch): Rename from float_conditional_branch.
703 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
704 (zero_extendqisi2): ... here.
705 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
706 (zero_extendhisi2): ... here.
707 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
708 (extendqisi2): ... here.
709 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
710 (extendhisi2): ... here.
711 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
713 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
715 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
717 (consecutive add peephole): Remove.
718 * config/mn10300/predicates.md (label_ref_operand): New.
719 (int_mode_flags): New.
720 (CCZN_comparison_operator): New.
722 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
723 (throughput_42_latency_43): New reservation.
724 (mulsidi3, umulsidi3): New expanders.
725 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
726 the MDR register to allocation; separately allocate the low and
727 high parts of the DImode result.
728 (umulsidi3_internal): Similarly.
729 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
730 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
731 (udivsi3, umodsi3): Remove.
732 (udivmodsi4, divmodsi4): New expanders.
733 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
734 (*divmodsi4): Simiarly.
737 * config/mn10300/constraints.md ("z"): New constraint.
738 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
739 (FIXED_REGISTERS): Don't fix MDR.
740 (CALL_USED_REGSITERS): Reformat nicely.
741 (REG_ALLOC_ORDER): Add MDR.
742 (enum regclass): Add MDR_REGS.
743 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
744 (IRA_COVER_CLASSES): Add MDR_REGS.
745 (REGNO_REG_CLASS): Handle MDR_REG.
746 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
747 (mn10300_register_move_cost): Likewise.
748 * config/mn10300/mn10300.md (MDR_REG): New.
749 (*movsi_internal): Handle moves to/from MDR_REGS.
751 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
753 (mn10300_secondary_reload): Tidy combination reload classes.
754 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
755 addresses for AM33. Allow symbolic offsets for reg+imm.
756 (mn10300_regno_in_class_p): New.
757 (mn10300_legitimize_reload_address): New.
758 * config/mn10300/mn10300.h (enum reg_class): Remove
759 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
760 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
762 (REG_CLASS_NAMES): Update to match.
763 (REG_CLASS_CONTENTS): Likewise.
764 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
765 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
766 (REGNO_IN_RANGE_P): Remove.
767 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
768 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
769 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
770 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
771 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
772 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
773 (REGNO_GENERAL_P): New.
774 (HAVE_POST_MODIFY_DISP): New.
775 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
776 (LEGITIMIZE_RELOAD_ADDRESS): New.
777 * config/mn10300/mn10300-protos.h: Update.
779 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
780 DATA_REGS for AM33 stack-pointer destination.
781 (mn10300_preferred_output_reload_class): Likewise.
782 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
783 into a form appropriate for ...
784 (TARGET_SECONDARY_RELOAD): New.
785 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
786 * config/mn10300/mn10300-protos.h: Update.
787 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
788 reload_insi; use the "A" constraint for the scratch; handle AM33
789 moves of sp to non-address registers.
791 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
792 (*movqi_internal): ... here.
793 (*am33_movhi, *mn10300_movhi): Merge into...
794 (*movhi_internal): ... here.
795 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
796 as the source/destination of moves from/to SP.
797 (movsf): Only allow for AM33-2.
798 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
799 any integer constant constraint. Only allow for AM33-2. Tidy
800 all of the alternative outputs.
801 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
802 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
804 (udivsi3, umodsi3): New patterns for MN103 only.
806 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
808 * doc/tm.texi.in: Spell out that a lack of register class unions
810 * doc/tm.texi: Regenerate.
812 2011-01-19 Jakub Jelinek <jakub@redhat.com>
814 PR rtl-optimization/47337
815 * dce.c (check_argument_store): New function.
816 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
818 PR tree-optimization/47290
819 * tree-eh.c (infinite_empty_loop_p): New function.
820 (cleanup_empty_eh): Use it.
822 2011-01-18 Steve Ellcey <sje@cup.hp.com>
825 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
826 (a64_expand_widen_sum): Ditto.
827 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
828 (vec_extract_evenodd_help): Ditto.
829 (vec_extract_evenv4hi): Ditto.
830 (vec_extract_oddv4hi): Ditto.
831 (vec_extract_evenv2si): Ditto.
832 (vec_extract_oddv2si): Ditto.
833 (vec_extract_evenv2sf): Ditto.
834 (vec_extract_oddv2sf): Ditto.
835 (vec_pack_trunc_v4hi: Ditto.
836 (vec_pack_trunc_v2si): Ditto.
837 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
838 (vec_interleave_highv8qi): Ditto.
840 (vec_extract_oddv8qi): Ditto.
841 (vec_interleave_lowv4hi): Ditto.
842 (vec_interleave_highv4hi): Ditto.
843 (vec_interleave_lowv2si): Ditto.
844 (vec_interleave_highv2si): Ditto.
846 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
848 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
849 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
850 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
851 (pa_c_mode_for_suffix): New.
852 (TARGET_EXPAND_BUILTIN): Define.
853 (TARGET_C_MODE_FOR_SUFFIX): Define.
854 (pa_builtins): Define.
855 (pa_init_builtins): Register __float128 type and init new support
857 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
858 * config/pa/quadlib.c (_U_Qfcopysign): New.
860 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
863 * explow.c (allocate_dynamic_stack_space): Do not assume more than
864 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
867 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
869 PR tree-optimization/47179
870 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
871 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
873 2011-01-18 Richard Guenther <rguenther@suse.de>
875 PR rtl-optimization/47216
876 * emit-rtl.c: Include tree-flow.h.
877 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
878 of replicating it with different semantics.
879 * Makefile.in (emit-rtl.o): Adjust.
881 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
883 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually
885 (cortex_a9_dp): Handle neon types correctly.
887 2011-01-18 Jakub Jelinek <jakub@redhat.com>
889 PR rtl-optimization/47299
890 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
891 subtarget. Use normal multiplication if both operands are
893 * expmed.c (expand_widening_mult): Don't try to optimize constant
894 multiplication if op0 has VOIDmode. Convert op1 constant to mode
897 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
899 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
900 spacing after 'e.g.', typos, comma, hyphenation.
902 2011-01-17 Richard Henderson <rth@redhat.com>
904 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
905 (rx_restricted_mem_operand): New.
906 (rx_shift_operand): Use register_operand.
907 (rx_source_operand, rx_compare_operand): Likewise.
908 * config/rx/rx.md (addsi3_flags): New expander.
909 (adddi3): Rewrite as expander.
910 (adc_internal, *adc_flags, adddi3_internal): New patterns.
911 (subsi3_flags): New expander.
912 (subdi3): Rewrite as expander.
913 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
915 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
916 (rx_init_builtins): Remove sat builtin.
917 (rx_expand_builtin): Likewise.
918 * config/rx/rx.md (ssaddsi3): New.
919 (*sat): Rename from sat. Represent the CC_REG input.
921 * config/rx/predicates.md (rshift_operator): New.
922 * config/rx/rx.c (rx_expand_insv): Remove.
923 * config/rx/rx-protos.h: Update.
924 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
925 operand to the canonical position.
926 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
927 (*bitclr, *bitclr_in_memory): Similarly.
928 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
929 (insv): Retain the zero_extract in the expansion.
931 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
932 (bswaphi2, bitinvert, revw): Likewise.
934 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
935 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
936 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
937 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
938 (bitset, bitset_in_memory): Likewise.
939 (bitinvert, bitinvert_in_memory): Likewise.
940 (bitclr, bitclr_in_memory): Likewise.
941 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
942 (rx_strend, rx_cmpstrn): Likewise.
943 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
944 (bitop peep2 patterns): Remove.
946 * config/rx/rx.c (rx_match_ccmode): New.
947 * config/rx/rx-protos.h: Update.
948 * config/rx/rx.md (abssi2): Clobber, don't set flags.
949 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
950 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
951 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
952 (fix_truncsfsi2, floatsisf2): Likewise.
953 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
954 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
955 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
956 (*subsi3_flags, *xorsi3_flags): New.
958 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
960 * config/rx/rx.c (rx_print_operand): Remove workaround for
961 unsplit comparison operations.
963 * config/rx/rx.md (movsicc): Split after reload.
964 (*movsicc): Merge *movsieq and *movsine via match_operator.
965 (*stcc): New pattern.
967 * config/rx/rx.c (rx_float_compare_mode): Remove.
968 * config/rx/rx.h (rx_float_compare_mode): Remove.
969 * config/rx/rx.md (cstoresi4): Split after reload.
970 (*sccc): New pattern.
972 * config/rx/predicates.md (label_ref_operand): New.
973 (rx_z_comparison_operator): New.
974 (rx_zs_comparison_operator): New.
975 (rx_fp_comparison_operator): New.
976 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
977 Validate that the flags are set properly for the comparison.
978 (rx_gen_cond_branch_template): Remove.
979 (rx_cc_modes_compatible): Remove.
980 (mode_from_flags): New.
981 (flags_from_code): Rename from flags_needed_for_conditional.
982 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
983 (rx_select_cc_mode): Likewise.
984 (rx_split_fp_compare): New.
985 (rx_split_cbranch): New.
986 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
987 (*cbranchsi4): Use match_operator and rx_split_cbranch.
988 (*cbranchsf4): Similarly.
989 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
990 match_operator and rx_split_cbranch.
991 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
992 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
993 (*cmpsi): Rename from cmpsi.
994 (*tstsi): Rename from tstsi.
995 (*cmpsf): Rename from cmpsf; use CC_Fmode.
996 (*conditional_branch): Rename from conditional_branch.
997 (*reveresed_conditional_branch): Remove.
998 (b<code>): Remove expander.
999 * config/rx/rx-protos.h: Update.
1001 * config/rx/rx.c (rx_compare_redundant): Remove.
1002 * config/rx/rx.md (cmpsi): Don't use it.
1003 * config/rx/rx-protos.h: Update.
1005 * config/rx/rx-modes.def (CC_F): New mode.
1006 * config/rx/rx.c (rx_select_cc_mode): New.
1007 * config/rx/rx.h (SELECT_CC_MODE): Use it.
1008 * config/rx/rx-protos.h: Update.
1010 2011-01-17 Richard Henderson <rth@redhat.com>
1012 * except.c (dump_eh_tree): Fix stray ; after for statement.
1014 2011-01-17 Richard Guenther <rguenther@suse.de>
1016 PR tree-optimization/47313
1017 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
1018 handling before copying the body. Properly deal with
1019 by-reference result in SSA form.
1021 2011-01-17 Ian Lance Taylor <iant@google.com>
1024 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
1025 (struct_value_alias_set): Don't define.
1026 (sparc_option_override): Don't set sparc_sr_alias_set and
1027 struct_value_alias_set.
1028 (save_or_restore_regs): Use gen_frame_mem rather than calling
1030 (sparc_struct_value_rtx): Likewise.
1032 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
1035 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
1037 (_mm_maskstore_pd): Likewise.
1038 (_mm_maskload_ps): Likewise.
1039 (_mm_maskstore_ps): Likewise.
1040 (_mm256_maskload_pd): Change mask to __m256i.
1041 (_mm256_maskstore_pd): Likewise.
1042 (_mm256_maskload_ps): Likewise.
1043 (_mm256_maskstore_ps): Likewise.
1045 * config/i386/i386-builtin-types.def: Updated.
1046 (ix86_expand_special_args_builtin): Likewise.
1048 * config/i386/i386.c (bdesc_special_args): Update
1049 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
1050 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
1051 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
1052 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
1054 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
1055 Use <avxpermvecmode> on mask register.
1056 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
1058 2011-01-17 Olivier Hainque <hainque@adacore.com>
1059 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1060 Eric Botcazou <ebotcazou@adacore.com>
1063 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
1064 if <= USHRT_MAX in 32-bit mode.
1066 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1068 * doc/install.texi (Configuration, Specific): Wrap long
1069 lines in examples. Allow line wrapping in long options
1070 and URLs where beneficial for PDF output.
1072 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
1074 * config/mips/mips.c (mips_classify_symbol): Don't return
1075 SYMBOL_PC_RELATIVE for nonlocal labels.
1077 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
1079 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
1081 2011-01-15 Jan Hubicka <jh@suse.cz>
1083 PR tree-optimization/47276
1084 * ipa.c (function_and_variable_visibility): Do not try to mark alias
1085 declarations as needed.
1087 2011-01-15 Martin Jambor <mjambor@suse.cz>
1089 * common.opt (fdevirtualize): New flag.
1090 * doc/invoke.texi (Option Summary): Document it.
1091 * opts.c (default_options_table): Add devirtualize flag.
1092 * ipa-prop.c (detect_type_change): Return immediately if
1093 devirtualize flag is not set.
1094 (detect_type_change_ssa): Likewise.
1095 (compute_known_type_jump_func): Likewise.
1096 (ipa_analyze_virtual_call_uses): Likewise.
1098 2011-01-14 Martin Jambor <mjambor@suse.cz>
1100 PR tree-optimization/45934
1101 PR tree-optimization/46302
1102 * ipa-prop.c (type_change_info): New type.
1103 (stmt_may_be_vtbl_ptr_store): New function.
1104 (check_stmt_for_type_change): Likewise.
1105 (detect_type_change): Likewise.
1106 (detect_type_change_ssa): Likewise.
1107 (compute_complex_assign_jump_func): Check for dynamic type change.
1108 (compute_complex_ancestor_jump_func): Likewise.
1109 (compute_known_type_jump_func): Likewise.
1110 (compute_scalar_jump_functions): Likewise.
1111 (ipa_analyze_virtual_call_uses): Likewise.
1112 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
1114 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1116 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
1117 * config/i386/i386.opt (msse5): New Alias.
1119 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1121 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1122 * config/sparc/linux64.h (CC1_SPEC): Likewise.
1123 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1124 * config/sparc/sparc.h (CC1_SPEC): Likewise.
1126 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1128 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
1130 * config/sparc/linux64.h (CC1_SPEC): Likewise.
1131 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1132 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
1133 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
1135 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
1137 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1139 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or
1142 2011-01-14 Mike Stump <mikestump@comcast.net>
1144 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
1145 * config/fr30/fr30.md: Likweise
1146 (movsi_push): Likewise.
1147 (movsi_pop): Likewise.
1148 (enter_func): Likewise.
1149 * config/moxie/moxie.md (movsi_push): Likewise.
1150 (movsi_pop): Likewise.
1152 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1154 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
1155 %{no_archive} %{exact_version}.
1156 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
1157 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
1158 %{no_archive} %{exact_version}.
1159 * config/mips/openbsd.h (LINK_SPEC): Likewise.
1160 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
1161 * config/mips/vxworks.h: Likewise.
1163 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1165 * config/microblaze/microblaze.h (ASM_SPEC): Remove
1168 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1170 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
1171 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
1173 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1175 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
1178 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1180 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
1182 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
1183 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
1185 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
1186 Don't handle -shlib.
1188 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1190 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
1191 (CC1_SPEC): Don't handle -profile.
1193 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1195 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
1196 * config/mips/mips.h (CC1_SPEC): Likewise.
1198 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1200 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
1201 * config/mips/mips.h (CC1_SPEC): Likewise.
1203 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1205 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
1206 * config/m32r/linux.h (LINK_SPEC): Likewise.
1207 * config/mips/linux.h (LINK_SPEC): Likewise.
1208 * config/mips/linux64.h (LINK_SPEC): Likewise.
1209 * config/sparc/linux.h (LINK_SPEC): Likewise.
1210 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
1211 LINK_SPEC): Likewise.
1212 * config/xtensa/linux.h (LINK_SPEC): Likewise.
1214 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1216 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
1218 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
1220 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1222 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
1223 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
1225 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1227 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
1229 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1231 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
1232 supports -Bstatic/-Bdynamic.
1233 * configure: Regenerate.
1235 2011-01-14 Jan Hubicka <jh@suse.cz>
1236 Jack Howarth <howarth@bromo.med.uc.edu>
1239 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
1240 when checking debug_info_level. Test write_symbols instead of
1241 debug_hooks->var_location when setting flag_var_tracking_uninit.
1243 2011-01-14 Richard Guenther <rguenther@suse.de>
1245 PR tree-optimization/47179
1246 * target.def (ref_may_alias_errno): New target hook.
1247 * targhooks.h (default_ref_may_alias_errno): Declare.
1248 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
1249 (default_ref_may_alias_errno): New function.
1250 * target.h (struct ao_ref_s): Declare.
1251 * tree-ssa-alias.c: Include target.h.
1252 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
1253 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
1254 (targhooks.o): Likewise.
1255 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
1256 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
1258 2011-01-14 Richard Guenther <rguenther@suse.de>
1260 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
1262 2011-01-14 Richard Guenther <rguenther@suse.de>
1264 PR tree-optimization/47280
1265 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
1267 (tree_ssa_forward_propagate_single_use_vars): Deal with
1268 CFG changes from associate_plusminus.
1270 2011-01-14 Richard Guenther <rguenther@suse.de>
1274 2011-01-11 Richard Guenther <rguenther@suse.de>
1276 PR tree-optimization/46076
1277 * tree-ssa.c (useless_type_conversion_p): Conversions from
1278 unprototyped to empty argument list function types are useless.
1280 2011-01-14 Richard Guenther <rguenther@suse.de>
1282 PR tree-optimization/47286
1283 * tree-ssa-structalias.c (new_var_info): Register variables are global.
1285 2011-01-14 Martin Jambor <mjambor@suse.cz>
1288 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
1290 2011-01-13 Anatoly Sokolov <aesok@post.ru>
1292 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
1293 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1294 * config/xtensa/xtensa.c (xtensa_libcall_value,
1295 xtensa_function_value_regno_p): New functions.
1296 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
1298 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
1301 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
1303 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
1304 New function prototype.
1305 * config/i386/winnt.c (i386_pe_assemble_visibility):
1306 Warn only if attribute was specified by user.
1308 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
1311 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
1313 (floatunsdidf2_fcfidu): Ditto.
1315 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1317 * config/s390/s390.c (print_operand_address): Replace 'error' with
1318 'output_operand_lossage'.
1319 (print_operand): Likewise.
1321 2011-01-13 Jeff Law <law@redhat.com>
1323 PR rtl-optimization/39077
1324 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
1325 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
1326 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
1327 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
1328 * gcse.c (prune_insertions_deletions): New function.
1329 (compute_pre_data): Use it.
1331 2011-01-13 Dodji Seketeli <dodji@redhat.com>
1334 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
1336 (prune_unused_types_mark): Use it.
1338 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
1340 PR rtl-optimization/45352
1341 * sel-sched.c: Update copyright years.
1342 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
1343 in the advancing loop when we have issued issue_rate insns.
1345 2011-01-12 Richard Henderson <rth@redhat.com>
1347 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
1348 (TARGET_MD_ASM_CLOBBERS): New.
1350 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
1351 (TARGET_DELEGITIMIZE_ADDRESS): New.
1353 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
1354 (clzsi2, *bsch): New patterns.
1356 * config/mn10300/mn10300.md (INT): New mode iterator.
1357 (*mov<INT>_clr): New pattern, and peep2 to generate it.
1359 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
1360 flag_split_wide_types.
1362 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
1363 (mn10300_trampoline_init): Rewrite without a template, an immediate
1364 load and a direct branch.
1365 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
1367 2011-01-12 Anatoly Sokolov <aesok@post.ru>
1369 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
1370 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
1371 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
1372 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
1374 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
1377 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
1380 2011-01-12 Jan Hubicka <jh@suse.cz>
1383 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
1384 (PLUGIN_COND_CLOSE): New macro.
1385 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
1387 2011-01-12 Richard Guenther <rguenther@suse.de>
1390 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
1391 register variables in a MEM_REF.
1393 2011-01-12 Joseph Myers <joseph@codesourcery.com>
1395 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
1396 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
1397 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
1398 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
1399 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
1400 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
1401 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
1402 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
1403 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
1404 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
1405 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
1406 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
1407 * config/gnu-user.h: New. Copied from linux.h.
1408 (LINUX_TARGET_STARTFILE_SPEC): Rename to
1409 GNU_USER_TARGET_STARTFILE_SPEC.
1410 (LINUX_TARGET_ENDFILE_SPEC): Rename to
1411 GNU_USER_TARGET_ENDFILE_SPEC.
1412 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
1413 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
1414 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
1415 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
1416 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
1417 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
1418 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
1419 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
1420 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
1421 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
1422 * config/arm/linux-eabi.h (CC1_SPEC): Use
1423 GNU_USER_TARGET_CC1_SPEC.
1424 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
1425 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
1426 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
1427 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
1428 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
1429 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
1430 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
1431 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
1433 2011-01-12 Richard Guenther <rguenther@suse.de>
1436 * doc/invoke.texi (ffast-math): Document it is turned on
1439 2011-01-12 Jan Hubicka <jh@suse.cz>
1441 PR tree-optimization/47233
1442 * opts.c (common_handle_option): Disable ipa-reference with profile
1445 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
1447 * c-parser.c (c_parser_objc_at_property_declaration): Improved
1450 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
1452 * c-parser.c (c_lex_one_token): Updated and reindented some
1453 comments. No changes in code.
1455 2011-01-11 Ian Lance Taylor <iant@google.com>
1457 * godump.c (go_output_var): Don't output the variable if there is
1458 already a type with the same name.
1460 2011-01-11 Ian Lance Taylor <iant@google.com>
1462 * godump.c (go_format_type): Don't generate float80.
1464 2011-01-11 Richard Henderson <rth@redhat.com>
1466 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
1467 declaration. Rewrite for both speed and size.
1468 (mn10300_address_cost_1): Remove.
1469 (mn10300_register_move_cost): New.
1470 (mn10300_memory_move_cost): New.
1471 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
1472 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
1473 extensions, shifts, BSWAP, CLZ.
1474 (mn10300_wide_const_load_uses_clr): Remove.
1475 (TARGET_REGISTER_MOVE_COST): New.
1476 (TARGET_MEMORY_MOVE_COST): New.
1477 * config/mn10300/mn10300-protos.h: Update.
1478 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
1480 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
1481 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
1482 * config/mn10300/mn10300-protos.h: Update.
1483 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
1484 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
1485 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
1486 (*test_int_bitfield, *test_byte_bitfield): Remove.
1487 (*bit_test, *subreg_bit_test): Remove.
1488 * config/mn10300/predicates.md (const_8bit_operand): Remove.
1490 * config/mn10300/constraints.md ("c"): Rename from "A".
1491 ("A", "D"): New constraint letters.
1492 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
1493 (fmssf4, fnmasf4, fnmssf4): Likewise.
1495 * config/mn10300/mn10300.md (isa): New attribute.
1496 (enabled): New attribute.
1498 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
1499 (abssf2, negsf2): Define only for hardware fp.
1500 (sqrtsf2): Reformat.
1501 (addsf3, subsf3, mulsf3): Merge expander and insn.
1503 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
1504 (DEBUGGER_AUTO_OFFSET): Remove.
1505 (DEBUGGER_ARG_OFFSET): Remove.
1507 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
1508 Emit register stores with the same offsets as the hardware.
1509 (mn10300_store_multiple_operation): Don't check that the register
1510 save offsets are monotonic.
1511 * config/mn10300/mn10300-protos.h: Update.
1513 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
1515 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
1516 in terms of the value on the stack, not the MDR register.
1518 2011-01-11 Jan Hubicka <jh@suse.cz>
1522 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
1523 (symbol_alias_set_destroy, symbol_alias_set_contains,
1524 propagate_aliases_backward): Declare.
1525 * lto-streamer-out.c (struct sets): New sturcture.
1526 (trivally_defined_alias): New function.
1527 (output_alias_pair_p): Rewrite.
1528 (output_unreferenced_globals): Fix output of alias pairs.
1529 (produce_symtab): Likewise.
1530 * ipa.c (function_and_variable_visibility): Set weak alias destination
1532 * varasm.c (symbol_alias_set_t): Remove.
1533 (symbol_alias_set_destroy): Export.
1534 (propagate_aliases_forward, propagate_aliases_backward): New functions
1536 (compute_visible_aliases): ... this one; remove.
1537 (trivially_visible_alias): New
1538 (trivially_defined_alias): New.
1539 (remove_unreachable_alias_pairs): Rewrite.
1540 (finish_aliases_1): Reorganize code checking if alias is defined.
1541 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
1544 2011-01-11 Richard Guenther <rguenther@suse.de>
1546 PR tree-optimization/46076
1547 * tree-ssa.c (useless_type_conversion_p): Conversions from
1548 unprototyped to empty argument list function types are useless.
1550 2011-01-11 Richard Guenther <rguenther@suse.de>
1553 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
1554 volatile MEMs as MEM_READONLY_P.
1556 2011-01-11 Richard Guenther <rguenther@suse.de>
1558 PR tree-optimization/47239
1559 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
1561 2011-01-11 Jeff Law <law@redhat.com>
1563 PR tree-optimization/47086
1564 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
1565 IVs from statements that might throw.
1567 2011-01-10 Jan Hubicka <jh@suse.cz>
1570 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
1572 2011-01-10 Jan Hubicka <jh@suse.cz>
1575 * profile.c (read_profile_edge_counts): Ignore profile inconistency
1576 when correcting profile.
1578 2011-01-10 Jan Hubicka <jh@suse.cz>
1581 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
1583 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
1584 Restore DECL_FINI_PRIORITY.
1586 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1588 * doc/gimple.texi: Fix quoting of multi-word return values in
1589 @deftypefn statements. Ensure presence of return value. Wrap
1590 overlong @deftypefn lines.
1591 (is_gimple_operand, is_gimple_min_invariant_address): Remove
1592 descriptions of removed functions.
1593 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
1594 of multi-word return value in @deftypefn statement.
1596 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1598 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
1599 (Conditional Expressions, Logical Operators)
1600 (Statement and operand traversals): Do not indent smallexample
1601 code. Fix duplicate function argument in example.
1603 2011-01-10 Jeff Law <law@redhat.com>
1605 PR tree-optimization/47141
1606 * ipa-split.c (split_function): Handle case where we are
1607 returning a value and the return block has a virtual operand phi.
1609 2011-01-10 Jan Hubicka <jh@suse.cz>
1611 PR tree-optimization/47234
1612 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
1613 (pass_feedback_split_functions): Declare.
1614 * passes.c (init_optimization_passes): Add ipa-split as subpass of
1616 * ipa-split.c (gate_split_functions): Update comments; disable
1617 split-functions for profile_arc_flag and branch_probabilities.
1618 (gate_feedback_split_functions): New function.
1619 (execute_feedback_split_functions): New function.
1620 (pass_feedback_split_functions): New global var.
1622 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
1625 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
1626 calling gimple_call_set_cannot_inline.
1628 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
1630 * config/darwin-sections.def: Remove unused section.
1632 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
1635 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
1637 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
1640 * c-parser.c (c_parser_declaration_or_fndef): Improved
1643 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
1645 * config/i386/winnt.c (i386_pe_start_function): Make sure
1646 to switch back to function's section.
1648 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
1652 * plugin.c: Move include of dlfcn.h from here...
1653 * system.h: ... to here.
1655 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1657 * doc/cpp.texi (C++ Named Operators): Fix markup for header
1659 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
1660 two extra empty pages in PDF output.
1662 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
1665 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
1666 for error recovery purposes behave as if it was not specified so
1667 that the default type is usd.
1669 2011-01-07 Jan Hubicka <jh@suse.cz>
1671 PR tree-optmization/46469
1672 * ipa.c (function_and_variable_visibility): Clear needed flags on
1673 nodes with external decls; handle weakrefs merging correctly.
1675 2011-01-07 Joseph Myers <joseph@codesourcery.com>
1677 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
1680 2011-01-07 Jan Hubicka <jh@suse.cz>
1682 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
1683 and no longer claim that gold is required for linker plugin.
1684 * configure: Regenerate.
1685 * gcc.c (PLUGIN_COND): New macro.
1686 (LINK_COMMAND_SPEC): Use it.
1687 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
1688 * config.in (HAVE_LTO_PLUGIN): New.
1689 * configure.ac (--with-lto-plugin): New parameter; autodetect
1692 2011-01-07 Jan Hubicka <jh@suse.cz>
1694 PR tree-optimization/46367
1695 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
1696 when we can update original.
1697 (cgraph_mark_inline_edge): Sanity check.
1698 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
1700 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1702 * config/spu/spu.h (ASM_COMMENT_START): Define.
1704 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
1708 (SWITCH_KEEP_FOR_GCC): Likewise.
1709 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
1710 (do_spec_1): Handle "%>".
1712 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
1714 2011-01-07 Jakub Jelinek <jakub@redhat.com>
1717 * config/i386/i386.c (ix86_delegitimize_address): If
1718 simplify_gen_subreg fails, return orig_x.
1721 * value-prof.c (gimple_stringop_fixed_value): Handle
1722 lhs of the call properly.
1724 2011-01-07 Jan Hubicka <jh@suse.cz>
1727 * lto-opt.c (lto_reissue_options): Set flag_shlib.
1729 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
1731 * target.def (function_switched_text_sections): New hook.
1732 * doc/tm.texi: Regenerated.
1733 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
1734 * final.c (default_function_switched_text_sections): New.
1735 (final_scan_insn): Call function_switched_text_sections when a
1736 mid-function section change occurs.
1737 * output.h (default_function_switched_text_sections): Declare.
1738 * config/darwin-protos.h (darwin_function_switched_text_sections):
1740 * config/darwin.c (darwin_function_switched_text_sections): New.
1741 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
1743 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
1745 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
1746 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
1747 the secondary code fragment when outputting for DWARF == 2.
1749 2011-01-07 Anatoly Sokolov <aesok@post.ru>
1751 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
1752 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
1754 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
1755 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
1757 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
1760 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
1761 when it is not empty.
1763 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
1766 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
1767 (case ${target}): Add btver1.
1768 * config/i386/driver-i386.c (host_detect_local_cpu): Let
1769 -march=native recognize btver1 processors.
1770 * config/i386/i386-c.c (ix86_target_macros_internal): Add
1771 btver1 def_and_undef
1772 * config/i386/i386.c (struct processor_costs btver1_cost): New
1774 (m_BTVER1): New definition.
1775 (m_AMD_MULTIPLE): Includes m_BTVER1.
1776 (initial_ix86_tune_features): Add btver1 tune.
1777 (processor_target_table): Add btver1 entry.
1778 (static const char *const cpu_names): Add btver1 entry.
1779 (software_prefetching_beneficial_p): Add btver1.
1780 (ix86_option_override_internal): Add btver1 instruction sets.
1781 (ix86_issue_rate): Add btver1.
1782 (ix86_adjust_cost): Add btver1.
1783 * config/i386/i386.h (TARGET_BTVER1): New definition.
1784 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
1785 (enum processor_type): Add PROCESSOR_BTVER1.
1786 * config/i386/i386.md (define_attr "cpu"): Add btver1.
1788 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1791 * config/i386/i386.c (legitimize_tls_address)
1792 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
1793 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
1794 (tls_initial_exec_64_sun): New pattern.
1796 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
1798 * doc/invoke.texi (Overall Options): Improve wording and markup
1799 of the description of -wrapper.
1801 2011-01-06 Joseph Myers <joseph@codesourcery.com>
1803 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
1804 rdynamic, threads): New Driver options.
1806 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1809 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
1810 if coming from .tdata.
1811 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
1813 2011-01-06 Jan Hubicka <jh@suse.cz>
1816 * collect2.c (main): Do not enable LTOmode when plugin is active.
1818 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1821 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
1822 --version output if supported.
1823 * configure: Regenerate.
1825 2011-01-06 Joseph Myers <joseph@codesourcery.com>
1827 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
1830 2011-01-06 Jakub Jelinek <jakub@redhat.com>
1833 * c-convert.c (convert): When converting a complex expression
1834 other than COMPLEX_EXPR to a different complex type, ensure
1835 c_save_expr is called instead of save_expr, unless in_late_binary_op.
1836 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
1837 when converting COMPLEX_TYPE.
1839 2011-01-06 Ira Rosen <irar@il.ibm.com>
1841 PR tree-optimization/47139
1842 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
1843 only the last reduction value is used outside the loop. Update
1846 2011-01-05 Joseph Myers <joseph@codesourcery.com>
1848 * config/rtems.opt: New.
1849 * config.gcc (*-*-rtems*): Use rtems.opt.
1851 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
1853 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
1854 processors do not support 3DNow instructions.
1856 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1858 * config/spu/spu.c (spu_option_override): Set parameter
1859 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
1861 2011-01-05 Jan Hubicka <jh@suse.cz>
1863 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
1864 at the command line.
1866 2011-01-05 Martin Jambor <mjambor@suse.cz>
1869 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
1870 deltas on streamed outgoing edges.
1871 (output_node_opt_summary): Output info for outgoing edges only when
1872 the node is in new parameter set.
1873 (output_cgraph_opt_summary): New parameter set, passed to the two
1874 aforementioned functions. Update its forward declaration and its
1877 2011-01-05 Tom Tromey <tromey@redhat.com>
1879 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
1880 operator to c_finish_omp_atomic.
1881 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
1882 (build_unary_op): Update.
1883 (build_modify_expr): Update.
1884 (build_asm_expr): Update.
1886 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1888 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
1889 newly inserted insns.
1891 (spu_emit_branch_hint): Likewise.
1892 (insert_hbrp_for_ilb_runout): Likewise.
1893 (spu_machine_dependent_reorg): Call df_finish_pass after
1894 schedule_insns returns.
1896 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1898 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
1900 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
1902 PR tree-optimization/47005
1903 * tree-sra.c (struct access): Add 'non_addressable' bit.
1904 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
1905 (decide_one_param_reduction): Return 0 if the parameter is passed by
1906 reference and one of the accesses in the group is non_addressable.
1908 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
1910 PR tree-optimization/47056
1911 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
1912 (mark_load): Likewise. Handle FUNCTION_DECL specially.
1913 (mark_store): Likewise. Pass STMT to ipa_record_reference.
1915 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
1917 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
1918 initializer. Skip view conversions from aggregate types.
1920 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
1923 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
1925 2011-01-04 Philipp Thomas <pth@suse.de>
1927 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
1930 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1932 * function.c (thread_prologue_and_epilogue_insns): Do not crash
1933 on empty epilogue sequences.
1935 2011-01-04 Joseph Myers <joseph@codesourcery.com>
1937 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
1938 non-static): New Driver options.
1940 2011-01-04 Jie Zhang <jie@codesourcery.com>
1943 * gcc.c (default_compilers[]): Set combinable field to 0
1944 for all assembly languages.
1946 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
1948 * config/mips/loongson3a.md: New file.
1949 * config/mips/mips.md: Include loongson3a.md.
1950 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
1953 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
1956 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
1957 instead of convert_memory_address_addr_space on the base expression.
1959 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1961 * config/spu/spu.c (spu_option_override): Update error text
1962 for bad -march= / -mtune= values.
1964 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1966 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
1967 if branch-hint optimization will be performed.
1969 2011-01-03 Jakub Jelinek <jakub@redhat.com>
1971 PR tree-optimization/47148
1972 * ipa-split.c (split_function): Convert arguments to
1973 DECL_ARG_TYPE if possible.
1975 PR tree-optimization/47155
1976 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
1979 PR rtl-optimization/47157
1980 * combine.c (try_combine): If undobuf.other_insn becomes
1981 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
1982 and set *new_direct_jump_p too.
1984 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
1986 PR tree-optimization/47021
1987 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
1989 2011-01-03 Jakub Jelinek <jakub@redhat.com>
1991 * gcc.c (process_command): Update copyright notice dates.
1992 * gcov.c (print_version): Likewise.
1993 * gcov-dump.c (print_version): Likewise.
1994 * mips-tfile.c (main): Likewise.
1995 * mips-tdump.c (main): Likewise.
1997 2011-01-03 Martin Jambor <mjambor@suse.cz>
1999 PR tree-optimization/46801
2000 * tree-sra.c (type_internals_preclude_sra_p): Check whether
2001 aggregate fields start at byte boundary instead of the bit-field flag.
2003 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
2006 * gcc.c (main): Revert revision 168407.
2008 2011-01-03 Martin Jambor <mjambor@suse.cz>
2010 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
2012 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2014 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
2015 vector optab to expand vector/scalar shift, update gimple to vector.
2017 2011-01-03 Martin Jambor <mjambor@suse.cz>
2019 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
2022 2011-01-03 Martin Jambor <mjambor@suse.cz>
2024 PR tree-optimization/46984
2025 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
2027 (cgraph_create_indirect_edge): Fixed line length.
2028 (cgraph_indirect_call_info): Declare.
2029 (cgraph_make_edge_direct) Update declaration.
2030 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
2031 (cgraph_create_indirect_edge): Use it.
2032 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
2034 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
2035 the new thunk_delta representation.
2036 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
2038 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
2039 (ipa_read_indirect_edge_info): Likewise.
2040 * lto-cgraph.c (output_edge_opt_summary): New function.
2041 (output_node_opt_summary): Call it on all outgoing edges.
2042 (input_edge_opt_summary): New function.
2043 (input_node_opt_summary): Call it on all outgoing edges.
2045 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
2048 * gcc.c (main): Don't check have_o when settting combine_inputs.
2050 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
2052 * regrename.c: Add general comment describing the pass.
2053 (struct du_head): Remove 'length' field.
2054 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
2055 (regrename_optimize): Do not sort chains. Rework comments, add others.
2056 Force renaming to the preferred class (if any) in the first pass and do
2057 not consider registers that belong to it in the second pass.
2058 (create_new_chain): Do not set 'length' field.
2059 (scan_rtx_reg): Likewise.
2061 2011-01-02 Jakub Jelinek <jakub@redhat.com>
2063 PR tree-optimization/47140
2064 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
2065 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
2068 PR rtl-optimization/47028
2069 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
2070 parm_birth_insn instead of at the beginning of first bb.
2072 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
2074 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
2075 Remove the word "see" before "@pxref".
2076 * doc/rtl.texi: Remove the word "see" before "@pxref".
2078 2011-01-01 Jan Hubicka <jh@suse.cz>
2080 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
2083 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
2086 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
2089 Copyright (C) 2011 Free Software Foundation, Inc.
2091 Copying and distribution of this file, with or without modification,
2092 are permitted in any medium without royalty provided the copyright
2093 notice and this notice are preserved.