1 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
4 VAR_DECL, PARM_DECL, and RESULT_DECL.
6 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
8 * graphite-dependences.c (reduction_dr_1): Allow several reductions
10 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
11 that have already been marked as PBB_IS_REDUCTION.
13 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
15 * graphite-scop-detection.c (same_close_phi_node): New.
16 (remove_duplicate_close_phi): New.
17 (make_close_phi_nodes_unique): New.
18 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
20 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
22 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
23 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
24 of both data references to be the same.
26 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
28 * graphite-dependences.c (build_lexicographical_constraint): Remove the
30 (build_lexicographical_constraint): Adjust call to ppl_powerset_is_empty.
31 (dependence_polyhedron): Same.
32 (graphite_legal_transform_dr): Same.
33 (graphite_carried_dependence_level_k): Same.
34 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params parameter.
35 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
37 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
39 * graphite-sese-to-poly.c
40 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
41 (close_phi_written_to_memory): New.
42 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
45 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
47 * doc/install.texi: Update the expected version number of PPL to 0.11.
48 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
49 #if PPL_VERSION_MINOR < 11.
51 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
53 * graphite-dependences.c: Include graphite-cloog-util.h.
54 (new_poly_ddr): Inlined into dependence_polyhedron.
55 (free_poly_ddr): Moved close by new_poly_ddr.
56 (dependence_polyhedron_1): Renamed dependence_polyhedron.
57 Early return NULL when ppl_powerset_is_empty returns true.
58 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
59 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
60 (graphite_legal_transform_dr): Call new_poly_ddr.
61 (graphite_carried_dependence_level_k): Same.
62 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
63 (dot_transformed_deps_stmt_1): Removed.
64 (dot_deps_stmt_1): Call dot_deps_stmt_2.
65 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
66 (dot_deps_1): Call dot_deps_2.
67 * Makefile.in (graphite-dependences.o): Add missing dependence on
68 graphite-cloog-util.h.
70 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
72 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
73 (build_lexicographical_constraint): Same.
74 (dependence_polyhedron_1): Same.
75 (graphite_legal_transform_dr): Same.
76 (graphite_carried_dependence_level_k): Same.
77 * graphite-ppl.c (ppl_powerset_is_empty): New.
78 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
79 * tree-data-ref.c (dump_data_reference): Print the basic block index.
81 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
83 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
84 the "a followed by b" relation and document it.
86 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
88 * graphite-dependences.c (build_lexicographical_constraint): Stop the
89 iteration when the bag of constraints is empty.
91 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
93 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
95 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
97 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
98 nest and two loop depths as parameters.
99 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
102 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
104 * graphite-dependences.c (print_pddr): Call
105 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
107 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
109 * graphite-ppl.c (debug_gmp_value): New.
110 * graphite-ppl.h (debug_gmp_value): Declared.
112 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
114 * doc/install.texi: Document availability of cloog-0.16.
116 2011-01-25 Vladimir Kargov <kargov@gmail.com>
118 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
119 invalid postdominance info.
121 2011-01-24 Jan Hubicka <jh@suse.cz>
124 * doc/extend.texi (weak pragma): Drop claim that it must
125 appear before definition.
126 * varasm.c (merge_weak, declare_weak): Only sanity check
127 that DECL is not output at a time it is declared weak.
129 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
131 * machmode.def: Fixed comments.
133 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
135 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
137 2011-01-24 Paul Koning <ni1d@arrl.net>
139 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
142 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
145 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
146 (block_info): Add scanned and prev.
147 (move_or_delete_vzeroupper_2): Return if the basic block
148 has been scanned and the upper 128bit state is unchanged
150 (move_or_delete_vzeroupper_1): Return true if the exit
152 (move_or_delete_vzeroupper): Visit basic blocks using the
153 work-list based algorithm based on vt_find_locations in
156 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
158 2011-01-24 Nick Clifton <nickc@redhat.com>
160 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
161 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
162 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
163 then define __v850e1__.
164 * doc/invoke.texi: Document -mv850es.
166 2011-01-24 Richard Henderson <rth@redhat.com>
168 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
169 compound unordered comparisons.
170 * config/rx/rx.c (rx_split_fp_compare): Remove.
171 * config/rx/rx-protos.h: Update.
172 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
173 (cbranchsf4): Don't call rx_split_fp_compare.
174 (*cbranchsf4): Use rx_split_cbranch.
175 (*cmpsf): Don't accept "i" constraint.
176 (*conditional_branch): Only valid after reload.
177 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
179 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
182 * config/rs6000/altivec.md (vector constant splitters): Add
183 support for creating vector single precision constants if -mvsx is
184 used and we would create the constant using Altivec primitives.
186 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
187 Richard Sandiford <rdsandiford@googlemail.com>
189 PR rtl-optimization/47166
190 * reload1.c (emit_reload_insns): Disable the spill_reg_store
191 mechanism for PRE_MODIFY and POST_MODIFY.
192 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
195 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
197 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
199 2011-01-22 Jan Hubicka <jh@suse.cz>
202 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
204 2011-01-22 Jan Hubicka <jh@suse.cz>
206 PR tree-optimization/43884
208 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
209 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
211 2011-01-22 Anatoly Sokolov <aesok@post.ru>
213 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
214 * config/s390/s390.c (s390_register_move_cost,
215 s390_memory_move_cost): New.
216 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
218 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
221 * except.c (sjlj_assign_call_site_values): Move setting the
222 crtl->uses_eh_lsda flag to ...
223 (sjlj_mark_call_sites): ... here.
224 (sjlj_emit_function_enter): Support NULL dispatch label.
225 (sjlj_build_landing_pads): In a function with no landing pads
226 that still has must-not-throw regions, generate code to register
227 a personality function with empty LSDA.
229 2011-01-21 Richard Henderson <rth@redhat.com>
231 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
233 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
235 * compare-elim.c: New file.
236 * Makefile.in (OBJS-common): Add it.
237 (compare-elim.o): New.
238 * common.opt (fcompare-elim): New.
239 * opts.c (default_options_table): Add OPT_fcompare_elim.
240 * tree-pass.h (pass_compare_elim_after_reload): New.
241 * passes.c (init_optimization_passes): Add it.
242 * recog.h: Protect against re-inclusion.
243 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
244 * doc/invoke.texi (-fcompare-elim): Document it.
245 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
246 * doc/tm.texi: Rebuild.
248 2011-01-22 Nick Clifton <nickc@redhat.com>
250 * config/rx/rx.md (cstoresf4): Pass comparison operator to
253 2011-01-22 Nick Clifton <nickc@redhat.com>
255 * config/rx/rx.md (UNSPEC_CONST): New.
256 (deallocate_and_return): Wrap the amount popped off the stack in
257 an UNSPEC_CONST in order to stop it being rejected by
259 (pop_and_return): Add a "(return)" rtx.
260 (call): Drop the immediate operand.
261 (call_internal): Likewise.
262 (call_value): Likewise.
263 (call_value_internal): Likewise.
264 (sibcall_internal): Likewise.
265 (sibcall_value_internal): Likewise.
266 (sibcall): Likewise. Generate an explicit call using
268 (sibcall_value): Likewise.
269 (mov<>): FAIL if a constant operand is not legitimate.
270 (addsi3_unpsec): New pattern.
272 * config/rx/rx.c (rx_print_operand_address): Handle UNPSEC
274 (ok_for_max_constant): New function.
275 (gen_safe_add): New function.
276 (rx_expand_prologue): Use gen_safe_add.
277 (rx_expand_epilogue): Likewise.
278 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
281 2011-01-21 Jeff Law <law@redhat.com>
283 PR tree-optimization/47053
284 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
285 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
286 statements are deleted.
287 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
288 is nonempty, then purge dead edges and cleanup the CFG.
290 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
294 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
296 * tree-dfa.c (create_var_ann): Mark variable as used.
298 2011-01-21 Jakub Jelinek <jakub@redhat.com>
301 * except.c (convert_to_eh_region_ranges): Emit queued no-region
302 notes from other section in hot/cold partitioning even if
303 last_action is -3. Increment call_site_base.
305 PR rtl-optimization/47366
306 * fwprop.c (forward_propagate_into): Return bool. If
307 any changes are made, -fnon-call-exceptions is used and
308 REG_EH_REGION note is present, call purge_dead_edges
309 and return true if it purged anything.
310 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
311 any EH edges were purged.
313 2011-01-21 Jeff Law <law@redhat.com>
315 PR rtl-optimization/41619
316 * caller-save.c (setup_save_areas): Break out code to determine
317 which hard regs are live across calls by examining the reload chains
318 so that it is always used.
319 Eliminate code which checked REG_N_CALLS_CROSSED.
321 2011-01-21 Jakub Jelinek <jakub@redhat.com>
323 PR tree-optimization/47355
324 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
325 NOP has non-debug uses beyond PHIs in new_bb.
327 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
330 * cfgexpand.c (account_used_vars_for_block): Only account vars
331 that are annotated as used.
332 (estimated_stack_frame_size): Don't set TREE_USED.
333 * tree-dfa.c (create_var_ann): Mark variable as used.
335 2011-01-21 Richard Guenther <rguenther@suse.de>
338 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
340 2011-01-21 Richard Guenther <rguenther@suse.de>
342 PR tree-optimization/47365
343 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
344 (vn_reference_lookup_pieces): Adjust.
345 (vn_reference_lookup): Likewise.
346 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
347 (vn_reference_lookup_3): Only look through kills if in
349 (vn_reference_lookup_pieces): Adjust.
350 (vn_reference_lookup): Likewise.
351 (visit_reference_op_load): Likewise.
352 (visit_reference_op_store): Likewise.
353 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
354 (compute_avail): Likewise.
355 (eliminate): Likewise.
357 2011-01-21 Jakub Jelinek <jakub@redhat.com>
359 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
360 DECL_IGNORED_P non-reg vars if they are used.
362 PR tree-optimization/47391
363 * varpool.c (const_value_known_p): Return false if
366 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
369 * config/i386/i386.c (ix86_local_alignment): Handle
370 case for va_list_type_node is nil.
371 (ix86_canonical_va_list_type): Likewise.
373 2011-01-21 Alan Modra <amodra@gmail.com>
375 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
376 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
378 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
380 * config/arm/arm.md (define_attr type): Rename f_load
381 and f_store to f_fpa_load and f_fpa_store. Update.
382 (write_conflict): Deal with rename fallout.
383 (*push_fp_multi): Likewise.
384 * config/arm/fpa.md (f_load): Use f_fpa_load.
385 (f_store): Use f_fpa_store.
386 (*movsf_fpa): Likewise.
387 (*movdf_fpa): Likewise.
388 (*movxf_fpa): Likewise.
389 (*thumb2_movsf_fpa): Likewise.
390 (*thumb2_movdf_fpa): Likewise.
391 (*thumb2_movxf_fpa): Likewise.
392 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
393 f_loadd and f_stored.
394 (*thumb2_movdi_vfp): Likewise.
395 (*thumb2_movsf_vfp): Fix attribute to f_loads.
396 (*thumb2_movsi_vfp): Likewise.
397 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
398 Use f_loads instead of f_load.
399 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
401 2011-01-20 Anatoly Sokolov <aesok@post.ru>
403 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
404 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
405 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
406 (xtensa_mode_dependent_address_p): New function.
407 (constantpool_address_p): Make static. Change return type to bool.
408 Change argument type to const_rtx. Use CONST_INT_P predicate.
410 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
413 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
415 2011-01-20 Jakub Jelinek <jakub@redhat.com>
418 * cfgexpand.c (expand_debug_expr): Instead of generating
419 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
422 2011-01-20 Richard Guenther <rguenther@suse.de>
425 * tree-inline.c (remap_gimple_op_r): Recurse manually for
426 the pointer operand of MEM_REFs.
428 2011-01-20 Jakub Jelinek <jakub@redhat.com>
430 PR tree-optimization/46130
431 * ipa-split.c (consider_split): If return_bb contains non-virtual
432 PHIs other than for retval or if split_function would not adjust it,
435 2011-01-20 Richard Guenther <rguenther@suse.de>
437 PR tree-optimization/47167
438 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
439 Revert previous change, only avoid enumeral type changes.
441 2011-01-19 Dodji Seketeli <dodji@redhat.com>
444 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
445 (gen_scheduled_generic_parms_dies): New functions.
446 (gen_struct_or_union_type_die): Schedule template parameters DIEs
447 generation for the end of CU compilation.
448 (dwarf2out_finish): Generate template parameters DIEs here.
450 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
453 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
454 debug bind stmt on merge edges.
456 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
460 * function.c (instantiate_expr): Instantiate incoming rtl of
461 implicit arguments, and recurse on VALUE_EXPRs.
462 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
463 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
465 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
467 * c-parser.c (c_parser_for_statement): Initialize
468 collection_expression.
470 2011-01-19 Joseph Myers <joseph@codesourcery.com>
472 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
474 2011-01-19 Joseph Myers <joseph@codesourcery.com>
476 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
477 (LINK_SHLIB_SPEC): Don't use %(link_path).
478 (SUBTARGET_EXTRA_SPECS): Remove link_path.
480 2011-01-19 Joseph Myers <joseph@codesourcery.com>
482 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
483 (NO_SHARED_LIB_SUPPORT): Remove.
484 (LINK_SHLIB_SPEC): Remove one conditional definition.
486 2011-01-19 Joseph Myers <joseph@codesourcery.com>
488 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
490 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
491 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
492 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
493 %{call_shared} and conditionals on these options not being passed.
494 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
497 2011-01-19 Jakub Jelinek <jakub@redhat.com>
499 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
502 * ipa-split.c: Spelling fixes.
504 2011-01-19 Richard Henderson <rth@redhat.com>
506 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
509 * longlong.h [__mn10300__] (count_leading_zeros): New.
510 [__mn10300__] (umul_ppmm, smul_ppmm): New.
511 [__mn10300__] (add_ssaaaa, subddmmss): New.
512 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
513 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
515 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
517 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
519 2011-01-19 Richard Henderson <rth@redhat.com>
521 * config/mn10300/mn10300.md (addsi3_flags): New.
522 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
523 (subsi3_flags, subc_internal, subdi3): New.
524 (subdi3_internal, *subdi3_degenerate): New.
525 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
527 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
528 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
529 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
530 * config/mn10300/mn10300-protos.h: Update.
531 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
532 (return_ret): Likewise. Rename from return_internal_regs.
533 (return_internal): Remove.
535 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
536 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
537 (mn10300_legitimate_constant_p): Likewise.
538 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
539 (mn10300_frame_size): New.
540 (mn10300_expand_prologue): Use it.
541 (mn10300_expand_epilogue): Likewise.
542 (mn10300_initial_offset): Likewise.
543 * config/mn10300/mn10300-protos.h: Update.
544 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
545 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
546 (prologue, epilogue, return_internal): Tidy output code.
547 (mn10300_store_multiple_operation, return): Likewise.
548 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
549 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
550 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
551 (load_pic, am33_load_pic): New.
552 (mn10300_load_pic0, mn10300_load_pic1): New.
554 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
555 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
556 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
557 (cc_flags_for_mode, cc_flags_for_code): New.
558 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
559 overflow flag is not valid. Validate that the flags we need
560 for the comparison are valid.
561 (mn10300_output_cmp): Remove.
562 (mn10300_output_add): New.
563 (mn10300_select_cc_mode): Use cc_flags_for_code.
564 (mn10300_split_cbranch): New.
565 (mn10300_match_ccmode): New.
566 (mn10300_split_and_operand_count): New.
567 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
569 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
570 (addsi3): ... here. Use mn10300_output_add.
571 (*addsi3_flags): New.
572 (*am33_subsi3, *mn10300_subsi3): Merge...
573 (subsi3): ... here. Use attribute isa.
574 (*subsi3_flags): New.
575 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
577 (*am33_andsi3, *mn10300_andsi3): Merge...
579 (*andsi3_flags): New.
580 (andsi3 splitters): New.
581 (*am33_iorsi3, *mn10300_iorsi3): Merge...
583 (*iorsi3_flags): New.
584 (*am33_xorsi3, *mn10300_xorsi3): Merge...
586 (*xorsi3_flags): New.
587 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
588 (one_cmplsi2): ... here.
589 (*one_cmplsi2_flags): New.
590 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
591 instead of "dax" in constraints. Use mn10300_split_cbranch.
592 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
593 use matching constraints to eliminate a self-comparison.
594 (*integer_conditional_branch): Rename from integer_conditional_branch.
595 Use int_mode_flags to match CC_REG.
596 (*cbranchsi4_btst, *btstsi): New.
597 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
598 mn10300_split_cbranch.
599 (*am33_cmpsf): Rename from am33_cmpsf.
600 (*float_conditional_branch): Rename from float_conditional_branch.
601 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
602 (zero_extendqisi2): ... here.
603 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
604 (zero_extendhisi2): ... here.
605 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
606 (extendqisi2): ... here.
607 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
608 (extendhisi2): ... here.
609 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
611 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
613 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
615 (consecutive add peephole): Remove.
616 * config/mn10300/predicates.md (label_ref_operand): New.
617 (int_mode_flags): New.
618 (CCZN_comparison_operator): New.
620 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
621 (throughput_42_latency_43): New reservation.
622 (mulsidi3, umulsidi3): New expanders.
623 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
624 the MDR register to allocation; separately allocate the low and
625 high parts of the DImode result.
626 (umulsidi3_internal): Similarly.
627 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
628 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
629 (udivsi3, umodsi3): Remove.
630 (udivmodsi4, divmodsi4): New expanders.
631 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
632 (*divmodsi4): Simiarly.
635 * config/mn10300/constraints.md ("z"): New constraint.
636 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
637 (FIXED_REGISTERS): Don't fix MDR.
638 (CALL_USED_REGSITERS): Reformat nicely.
639 (REG_ALLOC_ORDER): Add MDR.
640 (enum regclass): Add MDR_REGS.
641 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
642 (IRA_COVER_CLASSES): Add MDR_REGS.
643 (REGNO_REG_CLASS): Handle MDR_REG.
644 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
645 (mn10300_register_move_cost): Likewise.
646 * config/mn10300/mn10300.md (MDR_REG): New.
647 (*movsi_internal): Handle moves to/from MDR_REGS.
649 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
651 (mn10300_secondary_reload): Tidy combination reload classes.
652 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
653 addresses for AM33. Allow symbolic offsets for reg+imm.
654 (mn10300_regno_in_class_p): New.
655 (mn10300_legitimize_reload_address): New.
656 * config/mn10300/mn10300.h (enum reg_class): Remove
657 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
658 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
660 (REG_CLASS_NAMES): Update to match.
661 (REG_CLASS_CONTENTS): Likewise.
662 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
663 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
664 (REGNO_IN_RANGE_P): Remove.
665 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
666 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
667 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
668 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
669 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
670 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
671 (REGNO_GENERAL_P): New.
672 (HAVE_POST_MODIFY_DISP): New.
673 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
674 (LEGITIMIZE_RELOAD_ADDRESS): New.
675 * config/mn10300/mn10300-protos.h: Update.
677 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
678 DATA_REGS for AM33 stack-pointer destination.
679 (mn10300_preferred_output_reload_class): Likewise.
680 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
681 into a form appropriate for ...
682 (TARGET_SECONDARY_RELOAD): New.
683 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
684 * config/mn10300/mn10300-protos.h: Update.
685 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
686 reload_insi; use the "A" constraint for the scratch; handle AM33
687 moves of sp to non-address registers.
689 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
690 (*movqi_internal): ... here.
691 (*am33_movhi, *mn10300_movhi): Merge into...
692 (*movhi_internal): ... here.
693 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
694 as the source/destination of moves from/to SP.
695 (movsf): Only allow for AM33-2.
696 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
697 any integer constant constraint. Only allow for AM33-2. Tidy
698 all of the alternative outputs.
699 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
700 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
702 (udivsi3, umodsi3): New patterns for MN103 only.
704 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
706 * doc/tm.texi.in: Spell out that a lack of register class unions
708 * doc/tm.texi: Regenerate.
710 2011-01-19 Jakub Jelinek <jakub@redhat.com>
712 PR rtl-optimization/47337
713 * dce.c (check_argument_store): New function.
714 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
716 PR tree-optimization/47290
717 * tree-eh.c (infinite_empty_loop_p): New function.
718 (cleanup_empty_eh): Use it.
720 2011-01-18 Steve Ellcey <sje@cup.hp.com>
723 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
724 (a64_expand_widen_sum): Ditto.
725 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
726 (vec_extract_evenodd_help): Ditto.
727 (vec_extract_evenv4hi): Ditto.
728 (vec_extract_oddv4hi): Ditto.
729 (vec_extract_evenv2si): Ditto.
730 (vec_extract_oddv2si): Ditto.
731 (vec_extract_evenv2sf): Ditto.
732 (vec_extract_oddv2sf): Ditto.
733 (vec_pack_trunc_v4hi: Ditto.
734 (vec_pack_trunc_v2si): Ditto.
735 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
736 (vec_interleave_highv8qi): Ditto.
738 (vec_extract_oddv8qi): Ditto.
739 (vec_interleave_lowv4hi): Ditto.
740 (vec_interleave_highv4hi): Ditto.
741 (vec_interleave_lowv2si): Ditto.
742 (vec_interleave_highv2si): Ditto.
744 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
746 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
747 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
748 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
749 (pa_c_mode_for_suffix): New.
750 (TARGET_EXPAND_BUILTIN): Define.
751 (TARGET_C_MODE_FOR_SUFFIX): Define.
752 (pa_builtins): Define.
753 (pa_init_builtins): Register __float128 type and init new support
755 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
756 * config/pa/quadlib.c (_U_Qfcopysign): New.
758 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
761 * explow.c (allocate_dynamic_stack_space): Do not assume more than
762 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
765 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
767 PR tree-optimization/47179
768 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
769 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
771 2011-01-18 Richard Guenther <rguenther@suse.de>
773 PR rtl-optimization/47216
774 * emit-rtl.c: Include tree-flow.h.
775 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
776 of replicating it with different semantics.
777 * Makefile.in (emit-rtl.o): Adjust.
779 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
781 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually
783 (cortex_a9_dp): Handle neon types correctly.
785 2011-01-18 Jakub Jelinek <jakub@redhat.com>
787 PR rtl-optimization/47299
788 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
789 subtarget. Use normal multiplication if both operands are
791 * expmed.c (expand_widening_mult): Don't try to optimize constant
792 multiplication if op0 has VOIDmode. Convert op1 constant to mode
795 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
797 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
798 spacing after 'e.g.', typos, comma, hyphenation.
800 2011-01-17 Richard Henderson <rth@redhat.com>
802 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
803 (rx_restricted_mem_operand): New.
804 (rx_shift_operand): Use register_operand.
805 (rx_source_operand, rx_compare_operand): Likewise.
806 * config/rx/rx.md (addsi3_flags): New expander.
807 (adddi3): Rewrite as expander.
808 (adc_internal, *adc_flags, adddi3_internal): New patterns.
809 (subsi3_flags): New expander.
810 (subdi3): Rewrite as expander.
811 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
813 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
814 (rx_init_builtins): Remove sat builtin.
815 (rx_expand_builtin): Likewise.
816 * config/rx/rx.md (ssaddsi3): New.
817 (*sat): Rename from sat. Represent the CC_REG input.
819 * config/rx/predicates.md (rshift_operator): New.
820 * config/rx/rx.c (rx_expand_insv): Remove.
821 * config/rx/rx-protos.h: Update.
822 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
823 operand to the canonical position.
824 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
825 (*bitclr, *bitclr_in_memory): Similarly.
826 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
827 (insv): Retain the zero_extract in the expansion.
829 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
830 (bswaphi2, bitinvert, revw): Likewise.
832 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
833 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
834 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
835 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
836 (bitset, bitset_in_memory): Likewise.
837 (bitinvert, bitinvert_in_memory): Likewise.
838 (bitclr, bitclr_in_memory): Likewise.
839 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
840 (rx_strend, rx_cmpstrn): Likewise.
841 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
842 (bitop peep2 patterns): Remove.
844 * config/rx/rx.c (rx_match_ccmode): New.
845 * config/rx/rx-protos.h: Update.
846 * config/rx/rx.md (abssi2): Clobber, don't set flags.
847 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
848 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
849 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
850 (fix_truncsfsi2, floatsisf2): Likewise.
851 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
852 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
853 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
854 (*subsi3_flags, *xorsi3_flags): New.
856 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
858 * config/rx/rx.c (rx_print_operand): Remove workaround for
859 unsplit comparison operations.
861 * config/rx/rx.md (movsicc): Split after reload.
862 (*movsicc): Merge *movsieq and *movsine via match_operator.
863 (*stcc): New pattern.
865 * config/rx/rx.c (rx_float_compare_mode): Remove.
866 * config/rx/rx.h (rx_float_compare_mode): Remove.
867 * config/rx/rx.md (cstoresi4): Split after reload.
868 (*sccc): New pattern.
870 * config/rx/predicates.md (label_ref_operand): New.
871 (rx_z_comparison_operator): New.
872 (rx_zs_comparison_operator): New.
873 (rx_fp_comparison_operator): New.
874 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
875 Validate that the flags are set properly for the comparison.
876 (rx_gen_cond_branch_template): Remove.
877 (rx_cc_modes_compatible): Remove.
878 (mode_from_flags): New.
879 (flags_from_code): Rename from flags_needed_for_conditional.
880 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
881 (rx_select_cc_mode): Likewise.
882 (rx_split_fp_compare): New.
883 (rx_split_cbranch): New.
884 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
885 (*cbranchsi4): Use match_operator and rx_split_cbranch.
886 (*cbranchsf4): Similarly.
887 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
888 match_operator and rx_split_cbranch.
889 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
890 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
891 (*cmpsi): Rename from cmpsi.
892 (*tstsi): Rename from tstsi.
893 (*cmpsf): Rename from cmpsf; use CC_Fmode.
894 (*conditional_branch): Rename from conditional_branch.
895 (*reveresed_conditional_branch): Remove.
896 (b<code>): Remove expander.
897 * config/rx/rx-protos.h: Update.
899 * config/rx/rx.c (rx_compare_redundant): Remove.
900 * config/rx/rx.md (cmpsi): Don't use it.
901 * config/rx/rx-protos.h: Update.
903 * config/rx/rx-modes.def (CC_F): New mode.
904 * config/rx/rx.c (rx_select_cc_mode): New.
905 * config/rx/rx.h (SELECT_CC_MODE): Use it.
906 * config/rx/rx-protos.h: Update.
908 2011-01-17 Richard Henderson <rth@redhat.com>
910 * except.c (dump_eh_tree): Fix stray ; after for statement.
912 2011-01-17 Richard Guenther <rguenther@suse.de>
914 PR tree-optimization/47313
915 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
916 handling before copying the body. Properly deal with
917 by-reference result in SSA form.
919 2011-01-17 Ian Lance Taylor <iant@google.com>
922 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
923 (struct_value_alias_set): Don't define.
924 (sparc_option_override): Don't set sparc_sr_alias_set and
925 struct_value_alias_set.
926 (save_or_restore_regs): Use gen_frame_mem rather than calling
928 (sparc_struct_value_rtx): Likewise.
930 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
933 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
935 (_mm_maskstore_pd): Likewise.
936 (_mm_maskload_ps): Likewise.
937 (_mm_maskstore_ps): Likewise.
938 (_mm256_maskload_pd): Change mask to __m256i.
939 (_mm256_maskstore_pd): Likewise.
940 (_mm256_maskload_ps): Likewise.
941 (_mm256_maskstore_ps): Likewise.
943 * config/i386/i386-builtin-types.def: Updated.
944 (ix86_expand_special_args_builtin): Likewise.
946 * config/i386/i386.c (bdesc_special_args): Update
947 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
948 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
949 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
950 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
952 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
953 Use <avxpermvecmode> on mask register.
954 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
956 2011-01-17 Olivier Hainque <hainque@adacore.com>
957 Michael Haubenwallner <michael.haubenwallner@salomon.at>
958 Eric Botcazou <ebotcazou@adacore.com>
961 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
962 if <= USHRT_MAX in 32-bit mode.
964 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
966 * doc/install.texi (Configuration, Specific): Wrap long
967 lines in examples. Allow line wrapping in long options
968 and URLs where beneficial for PDF output.
970 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
972 * config/mips/mips.c (mips_classify_symbol): Don't return
973 SYMBOL_PC_RELATIVE for nonlocal labels.
975 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
977 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
979 2011-01-15 Jan Hubicka <jh@suse.cz>
981 PR tree-optimization/47276
982 * ipa.c (function_and_variable_visibility): Do not try to mark alias
983 declarations as needed.
985 2011-01-15 Martin Jambor <mjambor@suse.cz>
987 * common.opt (fdevirtualize): New flag.
988 * doc/invoke.texi (Option Summary): Document it.
989 * opts.c (default_options_table): Add devirtualize flag.
990 * ipa-prop.c (detect_type_change): Return immediately if
991 devirtualize flag is not set.
992 (detect_type_change_ssa): Likewise.
993 (compute_known_type_jump_func): Likewise.
994 (ipa_analyze_virtual_call_uses): Likewise.
996 2011-01-14 Martin Jambor <mjambor@suse.cz>
998 PR tree-optimization/45934
999 PR tree-optimization/46302
1000 * ipa-prop.c (type_change_info): New type.
1001 (stmt_may_be_vtbl_ptr_store): New function.
1002 (check_stmt_for_type_change): Likewise.
1003 (detect_type_change): Likewise.
1004 (detect_type_change_ssa): Likewise.
1005 (compute_complex_assign_jump_func): Check for dynamic type change.
1006 (compute_complex_ancestor_jump_func): Likewise.
1007 (compute_known_type_jump_func): Likewise.
1008 (compute_scalar_jump_functions): Likewise.
1009 (ipa_analyze_virtual_call_uses): Likewise.
1010 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
1012 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1014 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
1015 * config/i386/i386.opt (msse5): New Alias.
1017 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1019 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1020 * config/sparc/linux64.h (CC1_SPEC): Likewise.
1021 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1022 * config/sparc/sparc.h (CC1_SPEC): Likewise.
1024 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1026 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
1028 * config/sparc/linux64.h (CC1_SPEC): Likewise.
1029 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1030 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
1031 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
1033 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
1035 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1037 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or
1040 2011-01-14 Mike Stump <mikestump@comcast.net>
1042 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
1043 * config/fr30/fr30.md: Likweise
1044 (movsi_push): Likewise.
1045 (movsi_pop): Likewise.
1046 (enter_func): Likewise.
1047 * config/moxie/moxie.md (movsi_push): Likewise.
1048 (movsi_pop): Likewise.
1050 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1052 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
1053 %{no_archive} %{exact_version}.
1054 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
1055 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
1056 %{no_archive} %{exact_version}.
1057 * config/mips/openbsd.h (LINK_SPEC): Likewise.
1058 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
1059 * config/mips/vxworks.h: Likewise.
1061 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1063 * config/microblaze/microblaze.h (ASM_SPEC): Remove
1066 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1068 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
1069 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
1071 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1073 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
1076 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1078 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
1080 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
1081 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
1083 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
1084 Don't handle -shlib.
1086 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1088 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
1089 (CC1_SPEC): Don't handle -profile.
1091 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1093 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
1094 * config/mips/mips.h (CC1_SPEC): Likewise.
1096 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1098 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
1099 * config/mips/mips.h (CC1_SPEC): Likewise.
1101 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1103 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
1104 * config/m32r/linux.h (LINK_SPEC): Likewise.
1105 * config/mips/linux.h (LINK_SPEC): Likewise.
1106 * config/mips/linux64.h (LINK_SPEC): Likewise.
1107 * config/sparc/linux.h (LINK_SPEC): Likewise.
1108 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
1109 LINK_SPEC): Likewise.
1110 * config/xtensa/linux.h (LINK_SPEC): Likewise.
1112 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1114 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
1116 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
1118 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1120 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
1121 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
1123 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1125 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
1127 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1129 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
1130 supports -Bstatic/-Bdynamic.
1131 * configure: Regenerate.
1133 2011-01-14 Jan Hubicka <jh@suse.cz>
1134 Jack Howarth <howarth@bromo.med.uc.edu>
1137 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
1138 when checking debug_info_level. Test write_symbols instead of
1139 debug_hooks->var_location when setting flag_var_tracking_uninit.
1141 2011-01-14 Richard Guenther <rguenther@suse.de>
1143 PR tree-optimization/47179
1144 * target.def (ref_may_alias_errno): New target hook.
1145 * targhooks.h (default_ref_may_alias_errno): Declare.
1146 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
1147 (default_ref_may_alias_errno): New function.
1148 * target.h (struct ao_ref_s): Declare.
1149 * tree-ssa-alias.c: Include target.h.
1150 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
1151 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
1152 (targhooks.o): Likewise.
1153 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
1154 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
1156 2011-01-14 Richard Guenther <rguenther@suse.de>
1158 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
1160 2011-01-14 Richard Guenther <rguenther@suse.de>
1162 PR tree-optimization/47280
1163 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
1165 (tree_ssa_forward_propagate_single_use_vars): Deal with
1166 CFG changes from associate_plusminus.
1168 2011-01-14 Richard Guenther <rguenther@suse.de>
1172 2011-01-11 Richard Guenther <rguenther@suse.de>
1174 PR tree-optimization/46076
1175 * tree-ssa.c (useless_type_conversion_p): Conversions from
1176 unprototyped to empty argument list function types are useless.
1178 2011-01-14 Richard Guenther <rguenther@suse.de>
1180 PR tree-optimization/47286
1181 * tree-ssa-structalias.c (new_var_info): Register variables are global.
1183 2011-01-14 Martin Jambor <mjambor@suse.cz>
1186 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
1188 2011-01-13 Anatoly Sokolov <aesok@post.ru>
1190 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
1191 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1192 * config/xtensa/xtensa.c (xtensa_libcall_value,
1193 xtensa_function_value_regno_p): New functions.
1194 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
1196 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
1199 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
1201 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
1202 New function prototype.
1203 * config/i386/winnt.c (i386_pe_assemble_visibility):
1204 Warn only if attribute was specified by user.
1206 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
1209 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
1211 (floatunsdidf2_fcfidu): Ditto.
1213 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1215 * config/s390/s390.c (print_operand_address): Replace 'error' with
1216 'output_operand_lossage'.
1217 (print_operand): Likewise.
1219 2011-01-13 Jeff Law <law@redhat.com>
1221 PR rtl-optimization/39077
1222 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
1223 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
1224 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
1225 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
1226 * gcse.c (prune_insertions_deletions): New function.
1227 (compute_pre_data): Use it.
1229 2011-01-13 Dodji Seketeli <dodji@redhat.com>
1232 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
1234 (prune_unused_types_mark): Use it.
1236 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
1238 PR rtl-optimization/45352
1239 * sel-sched.c: Update copyright years.
1240 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
1241 in the advancing loop when we have issued issue_rate insns.
1243 2011-01-12 Richard Henderson <rth@redhat.com>
1245 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
1246 (TARGET_MD_ASM_CLOBBERS): New.
1248 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
1249 (TARGET_DELEGITIMIZE_ADDRESS): New.
1251 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
1252 (clzsi2, *bsch): New patterns.
1254 * config/mn10300/mn10300.md (INT): New mode iterator.
1255 (*mov<INT>_clr): New pattern, and peep2 to generate it.
1257 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
1258 flag_split_wide_types.
1260 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
1261 (mn10300_trampoline_init): Rewrite without a template, an immediate
1262 load and a direct branch.
1263 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
1265 2011-01-12 Anatoly Sokolov <aesok@post.ru>
1267 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
1268 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
1269 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
1270 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
1272 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
1275 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
1278 2011-01-12 Jan Hubicka <jh@suse.cz>
1281 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
1282 (PLUGIN_COND_CLOSE): New macro.
1283 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
1285 2011-01-12 Richard Guenther <rguenther@suse.de>
1288 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
1289 register variables in a MEM_REF.
1291 2011-01-12 Joseph Myers <joseph@codesourcery.com>
1293 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
1294 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
1295 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
1296 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
1297 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
1298 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
1299 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
1300 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
1301 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
1302 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
1303 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
1304 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
1305 * config/gnu-user.h: New. Copied from linux.h.
1306 (LINUX_TARGET_STARTFILE_SPEC): Rename to
1307 GNU_USER_TARGET_STARTFILE_SPEC.
1308 (LINUX_TARGET_ENDFILE_SPEC): Rename to
1309 GNU_USER_TARGET_ENDFILE_SPEC.
1310 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
1311 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
1312 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
1313 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
1314 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
1315 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
1316 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
1317 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
1318 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
1319 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
1320 * config/arm/linux-eabi.h (CC1_SPEC): Use
1321 GNU_USER_TARGET_CC1_SPEC.
1322 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
1323 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
1324 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
1325 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
1326 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
1327 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
1328 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
1329 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
1331 2011-01-12 Richard Guenther <rguenther@suse.de>
1334 * doc/invoke.texi (ffast-math): Document it is turned on
1337 2011-01-12 Jan Hubicka <jh@suse.cz>
1339 PR tree-optimization/47233
1340 * opts.c (common_handle_option): Disable ipa-reference with profile
1343 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
1345 * c-parser.c (c_parser_objc_at_property_declaration): Improved
1348 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
1350 * c-parser.c (c_lex_one_token): Updated and reindented some
1351 comments. No changes in code.
1353 2011-01-11 Ian Lance Taylor <iant@google.com>
1355 * godump.c (go_output_var): Don't output the variable if there is
1356 already a type with the same name.
1358 2011-01-11 Ian Lance Taylor <iant@google.com>
1360 * godump.c (go_format_type): Don't generate float80.
1362 2011-01-11 Richard Henderson <rth@redhat.com>
1364 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
1365 declaration. Rewrite for both speed and size.
1366 (mn10300_address_cost_1): Remove.
1367 (mn10300_register_move_cost): New.
1368 (mn10300_memory_move_cost): New.
1369 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
1370 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
1371 extensions, shifts, BSWAP, CLZ.
1372 (mn10300_wide_const_load_uses_clr): Remove.
1373 (TARGET_REGISTER_MOVE_COST): New.
1374 (TARGET_MEMORY_MOVE_COST): New.
1375 * config/mn10300/mn10300-protos.h: Update.
1376 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
1378 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
1379 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
1380 * config/mn10300/mn10300-protos.h: Update.
1381 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
1382 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
1383 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
1384 (*test_int_bitfield, *test_byte_bitfield): Remove.
1385 (*bit_test, *subreg_bit_test): Remove.
1386 * config/mn10300/predicates.md (const_8bit_operand): Remove.
1388 * config/mn10300/constraints.md ("c"): Rename from "A".
1389 ("A", "D"): New constraint letters.
1390 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
1391 (fmssf4, fnmasf4, fnmssf4): Likewise.
1393 * config/mn10300/mn10300.md (isa): New attribute.
1394 (enabled): New attribute.
1396 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
1397 (abssf2, negsf2): Define only for hardware fp.
1398 (sqrtsf2): Reformat.
1399 (addsf3, subsf3, mulsf3): Merge expander and insn.
1401 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
1402 (DEBUGGER_AUTO_OFFSET): Remove.
1403 (DEBUGGER_ARG_OFFSET): Remove.
1405 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
1406 Emit register stores with the same offsets as the hardware.
1407 (mn10300_store_multiple_operation): Don't check that the register
1408 save offsets are monotonic.
1409 * config/mn10300/mn10300-protos.h: Update.
1411 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
1413 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
1414 in terms of the value on the stack, not the MDR register.
1416 2011-01-11 Jan Hubicka <jh@suse.cz>
1420 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
1421 (symbol_alias_set_destroy, symbol_alias_set_contains,
1422 propagate_aliases_backward): Declare.
1423 * lto-streamer-out.c (struct sets): New sturcture.
1424 (trivally_defined_alias): New function.
1425 (output_alias_pair_p): Rewrite.
1426 (output_unreferenced_globals): Fix output of alias pairs.
1427 (produce_symtab): Likewise.
1428 * ipa.c (function_and_variable_visibility): Set weak alias destination
1430 * varasm.c (symbol_alias_set_t): Remove.
1431 (symbol_alias_set_destroy): Export.
1432 (propagate_aliases_forward, propagate_aliases_backward): New functions
1434 (compute_visible_aliases): ... this one; remove.
1435 (trivially_visible_alias): New
1436 (trivially_defined_alias): New.
1437 (remove_unreachable_alias_pairs): Rewrite.
1438 (finish_aliases_1): Reorganize code checking if alias is defined.
1439 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
1442 2011-01-11 Richard Guenther <rguenther@suse.de>
1444 PR tree-optimization/46076
1445 * tree-ssa.c (useless_type_conversion_p): Conversions from
1446 unprototyped to empty argument list function types are useless.
1448 2011-01-11 Richard Guenther <rguenther@suse.de>
1451 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
1452 volatile MEMs as MEM_READONLY_P.
1454 2011-01-11 Richard Guenther <rguenther@suse.de>
1456 PR tree-optimization/47239
1457 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
1459 2011-01-11 Jeff Law <law@redhat.com>
1461 PR tree-optimization/47086
1462 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
1463 IVs from statements that might throw.
1465 2011-01-10 Jan Hubicka <jh@suse.cz>
1468 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
1470 2011-01-10 Jan Hubicka <jh@suse.cz>
1473 * profile.c (read_profile_edge_counts): Ignore profile inconistency
1474 when correcting profile.
1476 2011-01-10 Jan Hubicka <jh@suse.cz>
1479 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
1481 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
1482 Restore DECL_FINI_PRIORITY.
1484 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1486 * doc/gimple.texi: Fix quoting of multi-word return values in
1487 @deftypefn statements. Ensure presence of return value. Wrap
1488 overlong @deftypefn lines.
1489 (is_gimple_operand, is_gimple_min_invariant_address): Remove
1490 descriptions of removed functions.
1491 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
1492 of multi-word return value in @deftypefn statement.
1494 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1496 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
1497 (Conditional Expressions, Logical Operators)
1498 (Statement and operand traversals): Do not indent smallexample
1499 code. Fix duplicate function argument in example.
1501 2011-01-10 Jeff Law <law@redhat.com>
1503 PR tree-optimization/47141
1504 * ipa-split.c (split_function): Handle case where we are
1505 returning a value and the return block has a virtual operand phi.
1507 2011-01-10 Jan Hubicka <jh@suse.cz>
1509 PR tree-optimization/47234
1510 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
1511 (pass_feedback_split_functions): Declare.
1512 * passes.c (init_optimization_passes): Add ipa-split as subpass of
1514 * ipa-split.c (gate_split_functions): Update comments; disable
1515 split-functions for profile_arc_flag and branch_probabilities.
1516 (gate_feedback_split_functions): New function.
1517 (execute_feedback_split_functions): New function.
1518 (pass_feedback_split_functions): New global var.
1520 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
1523 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
1524 calling gimple_call_set_cannot_inline.
1526 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
1528 * config/darwin-sections.def: Remove unused section.
1530 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
1533 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
1535 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
1538 * c-parser.c (c_parser_declaration_or_fndef): Improved
1541 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
1543 * config/i386/winnt.c (i386_pe_start_function): Make sure
1544 to switch back to function's section.
1546 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
1550 * plugin.c: Move include of dlfcn.h from here...
1551 * system.h: ... to here.
1553 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1555 * doc/cpp.texi (C++ Named Operators): Fix markup for header
1557 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
1558 two extra empty pages in PDF output.
1560 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
1563 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
1564 for error recovery purposes behave as if it was not specified so
1565 that the default type is usd.
1567 2011-01-07 Jan Hubicka <jh@suse.cz>
1569 PR tree-optmization/46469
1570 * ipa.c (function_and_variable_visibility): Clear needed flags on
1571 nodes with external decls; handle weakrefs merging correctly.
1573 2011-01-07 Joseph Myers <joseph@codesourcery.com>
1575 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
1578 2011-01-07 Jan Hubicka <jh@suse.cz>
1580 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
1581 and no longer claim that gold is required for linker plugin.
1582 * configure: Regenerate.
1583 * gcc.c (PLUGIN_COND): New macro.
1584 (LINK_COMMAND_SPEC): Use it.
1585 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
1586 * config.in (HAVE_LTO_PLUGIN): New.
1587 * configure.ac (--with-lto-plugin): New parameter; autodetect
1590 2011-01-07 Jan Hubicka <jh@suse.cz>
1592 PR tree-optimization/46367
1593 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
1594 when we can update original.
1595 (cgraph_mark_inline_edge): Sanity check.
1596 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
1598 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1600 * config/spu/spu.h (ASM_COMMENT_START): Define.
1602 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
1606 (SWITCH_KEEP_FOR_GCC): Likewise.
1607 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
1608 (do_spec_1): Handle "%>".
1610 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
1612 2011-01-07 Jakub Jelinek <jakub@redhat.com>
1615 * config/i386/i386.c (ix86_delegitimize_address): If
1616 simplify_gen_subreg fails, return orig_x.
1619 * value-prof.c (gimple_stringop_fixed_value): Handle
1620 lhs of the call properly.
1622 2011-01-07 Jan Hubicka <jh@suse.cz>
1625 * lto-opt.c (lto_reissue_options): Set flag_shlib.
1627 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
1629 * target.def (function_switched_text_sections): New hook.
1630 * doc/tm.texi: Regenerated.
1631 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
1632 * final.c (default_function_switched_text_sections): New.
1633 (final_scan_insn): Call function_switched_text_sections when a
1634 mid-function section change occurs.
1635 * output.h (default_function_switched_text_sections): Declare.
1636 * config/darwin-protos.h (darwin_function_switched_text_sections):
1638 * config/darwin.c (darwin_function_switched_text_sections): New.
1639 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
1641 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
1643 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
1644 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
1645 the secondary code fragment when outputting for DWARF == 2.
1647 2011-01-07 Anatoly Sokolov <aesok@post.ru>
1649 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
1650 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
1652 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
1653 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
1655 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
1658 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
1659 when it is not empty.
1661 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
1664 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
1665 (case ${target}): Add btver1.
1666 * config/i386/driver-i386.c (host_detect_local_cpu): Let
1667 -march=native recognize btver1 processors.
1668 * config/i386/i386-c.c (ix86_target_macros_internal): Add
1669 btver1 def_and_undef
1670 * config/i386/i386.c (struct processor_costs btver1_cost): New
1672 (m_BTVER1): New definition.
1673 (m_AMD_MULTIPLE): Includes m_BTVER1.
1674 (initial_ix86_tune_features): Add btver1 tune.
1675 (processor_target_table): Add btver1 entry.
1676 (static const char *const cpu_names): Add btver1 entry.
1677 (software_prefetching_beneficial_p): Add btver1.
1678 (ix86_option_override_internal): Add btver1 instruction sets.
1679 (ix86_issue_rate): Add btver1.
1680 (ix86_adjust_cost): Add btver1.
1681 * config/i386/i386.h (TARGET_BTVER1): New definition.
1682 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
1683 (enum processor_type): Add PROCESSOR_BTVER1.
1684 * config/i386/i386.md (define_attr "cpu"): Add btver1.
1686 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1689 * config/i386/i386.c (legitimize_tls_address)
1690 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
1691 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
1692 (tls_initial_exec_64_sun): New pattern.
1694 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
1696 * doc/invoke.texi (Overall Options): Improve wording and markup
1697 of the description of -wrapper.
1699 2011-01-06 Joseph Myers <joseph@codesourcery.com>
1701 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
1702 rdynamic, threads): New Driver options.
1704 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1707 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
1708 if coming from .tdata.
1709 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
1711 2011-01-06 Jan Hubicka <jh@suse.cz>
1714 * collect2.c (main): Do not enable LTOmode when plugin is active.
1716 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1719 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
1720 --version output if supported.
1721 * configure: Regenerate.
1723 2011-01-06 Joseph Myers <joseph@codesourcery.com>
1725 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
1728 2011-01-06 Jakub Jelinek <jakub@redhat.com>
1731 * c-convert.c (convert): When converting a complex expression
1732 other than COMPLEX_EXPR to a different complex type, ensure
1733 c_save_expr is called instead of save_expr, unless in_late_binary_op.
1734 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
1735 when converting COMPLEX_TYPE.
1737 2011-01-06 Ira Rosen <irar@il.ibm.com>
1739 PR tree-optimization/47139
1740 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
1741 only the last reduction value is used outside the loop. Update
1744 2011-01-05 Joseph Myers <joseph@codesourcery.com>
1746 * config/rtems.opt: New.
1747 * config.gcc (*-*-rtems*): Use rtems.opt.
1749 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
1751 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
1752 processors do not support 3DNow instructions.
1754 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1756 * config/spu/spu.c (spu_option_override): Set parameter
1757 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
1759 2011-01-05 Jan Hubicka <jh@suse.cz>
1761 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
1762 at the command line.
1764 2011-01-05 Martin Jambor <mjambor@suse.cz>
1767 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
1768 deltas on streamed outgoing edges.
1769 (output_node_opt_summary): Output info for outgoing edges only when
1770 the node is in new parameter set.
1771 (output_cgraph_opt_summary): New parameter set, passed to the two
1772 aforementioned functions. Update its forward declaration and its
1775 2011-01-05 Tom Tromey <tromey@redhat.com>
1777 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
1778 operator to c_finish_omp_atomic.
1779 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
1780 (build_unary_op): Update.
1781 (build_modify_expr): Update.
1782 (build_asm_expr): Update.
1784 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1786 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
1787 newly inserted insns.
1789 (spu_emit_branch_hint): Likewise.
1790 (insert_hbrp_for_ilb_runout): Likewise.
1791 (spu_machine_dependent_reorg): Call df_finish_pass after
1792 schedule_insns returns.
1794 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1796 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
1798 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
1800 PR tree-optimization/47005
1801 * tree-sra.c (struct access): Add 'non_addressable' bit.
1802 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
1803 (decide_one_param_reduction): Return 0 if the parameter is passed by
1804 reference and one of the accesses in the group is non_addressable.
1806 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
1808 PR tree-optimization/47056
1809 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
1810 (mark_load): Likewise. Handle FUNCTION_DECL specially.
1811 (mark_store): Likewise. Pass STMT to ipa_record_reference.
1813 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
1815 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
1816 initializer. Skip view conversions from aggregate types.
1818 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
1821 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
1823 2011-01-04 Philipp Thomas <pth@suse.de>
1825 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
1828 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1830 * function.c (thread_prologue_and_epilogue_insns): Do not crash
1831 on empty epilogue sequences.
1833 2011-01-04 Joseph Myers <joseph@codesourcery.com>
1835 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
1836 non-static): New Driver options.
1838 2011-01-04 Jie Zhang <jie@codesourcery.com>
1841 * gcc.c (default_compilers[]): Set combinable field to 0
1842 for all assembly languages.
1844 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
1846 * config/mips/loongson3a.md: New file.
1847 * config/mips/mips.md: Include loongson3a.md.
1848 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
1851 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
1854 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
1855 instead of convert_memory_address_addr_space on the base expression.
1857 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1859 * config/spu/spu.c (spu_option_override): Update error text
1860 for bad -march= / -mtune= values.
1862 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1864 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
1865 if branch-hint optimization will be performed.
1867 2011-01-03 Jakub Jelinek <jakub@redhat.com>
1869 PR tree-optimization/47148
1870 * ipa-split.c (split_function): Convert arguments to
1871 DECL_ARG_TYPE if possible.
1873 PR tree-optimization/47155
1874 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
1877 PR rtl-optimization/47157
1878 * combine.c (try_combine): If undobuf.other_insn becomes
1879 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
1880 and set *new_direct_jump_p too.
1882 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
1884 PR tree-optimization/47021
1885 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
1887 2011-01-03 Jakub Jelinek <jakub@redhat.com>
1889 * gcc.c (process_command): Update copyright notice dates.
1890 * gcov.c (print_version): Likewise.
1891 * gcov-dump.c (print_version): Likewise.
1892 * mips-tfile.c (main): Likewise.
1893 * mips-tdump.c (main): Likewise.
1895 2011-01-03 Martin Jambor <mjambor@suse.cz>
1897 PR tree-optimization/46801
1898 * tree-sra.c (type_internals_preclude_sra_p): Check whether
1899 aggregate fields start at byte boundary instead of the bit-field flag.
1901 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
1904 * gcc.c (main): Revert revision 168407.
1906 2011-01-03 Martin Jambor <mjambor@suse.cz>
1908 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
1910 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1912 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
1913 vector optab to expand vector/scalar shift, update gimple to vector.
1915 2011-01-03 Martin Jambor <mjambor@suse.cz>
1917 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
1920 2011-01-03 Martin Jambor <mjambor@suse.cz>
1922 PR tree-optimization/46984
1923 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
1925 (cgraph_create_indirect_edge): Fixed line length.
1926 (cgraph_indirect_call_info): Declare.
1927 (cgraph_make_edge_direct) Update declaration.
1928 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
1929 (cgraph_create_indirect_edge): Use it.
1930 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
1932 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
1933 the new thunk_delta representation.
1934 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
1936 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
1937 (ipa_read_indirect_edge_info): Likewise.
1938 * lto-cgraph.c (output_edge_opt_summary): New function.
1939 (output_node_opt_summary): Call it on all outgoing edges.
1940 (input_edge_opt_summary): New function.
1941 (input_node_opt_summary): Call it on all outgoing edges.
1943 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
1946 * gcc.c (main): Don't check have_o when settting combine_inputs.
1948 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
1950 * regrename.c: Add general comment describing the pass.
1951 (struct du_head): Remove 'length' field.
1952 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
1953 (regrename_optimize): Do not sort chains. Rework comments, add others.
1954 Force renaming to the preferred class (if any) in the first pass and do
1955 not consider registers that belong to it in the second pass.
1956 (create_new_chain): Do not set 'length' field.
1957 (scan_rtx_reg): Likewise.
1959 2011-01-02 Jakub Jelinek <jakub@redhat.com>
1961 PR tree-optimization/47140
1962 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
1963 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
1966 PR rtl-optimization/47028
1967 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
1968 parm_birth_insn instead of at the beginning of first bb.
1970 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
1972 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
1973 Remove the word "see" before "@pxref".
1974 * doc/rtl.texi: Remove the word "see" before "@pxref".
1976 2011-01-01 Jan Hubicka <jh@suse.cz>
1978 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
1981 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
1984 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
1987 Copyright (C) 2011 Free Software Foundation, Inc.
1989 Copying and distribution of this file, with or without modification,
1990 are permitted in any medium without royalty provided the copyright
1991 notice and this notice are preserved.
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