1 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
3 PR rtl-optimization/46856
4 * postreload.c (reload_combine_recognize_const_pattern): Do not
5 separate cc0 setter and user on cc0 targets.
7 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
10 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
11 passed a VOID_TYPE expression, immediately emit an error and
12 return error_mark_node.
14 2011-01-26 Jeff Law <law@redhat.com>
16 PR rtl-optimization/47464
17 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
18 rather than may_trap_p as needed.
20 2011-01-26 DJ Delorie <dj@redhat.com>
22 PR rtl-optimization/46878
23 * combine.c (insn_a_feeds_b): Check for the implicit cc0
24 setter/user dependency as well.
26 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
28 PR rtl-optimization/44469
29 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
30 after removing trivially dead basic blocks.
32 2011-01-26 Joseph Myers <joseph@codesourcery.com>
34 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
35 * config/frv/frv.h (LINK_SPEC): Likewise.
36 * config/i386/netware.h (LINK_SPEC): Likewise.
37 * config/m68k/linux.h (ASM_SPEC): Likewise.
38 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
39 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
40 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
41 * config/sparc/linux.h (ASM_SPEC): Likewise.
42 * config/sparc/linux64.h (ASM_SPEC): Likewise.
43 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
45 2011-01-26 Joseph Myers <joseph@codesourcery.com>
47 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
48 * config/frv/frv.h (ASM_SPEC): Likewise.
49 * config/m68k/linux.h (ASM_SPEC): Likewise.
50 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
51 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
52 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
53 * config/sparc/linux.h (ASM_SPEC): Likewise.
54 * config/sparc/linux64.h (ASM_SPEC): Likewise.
55 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
57 2011-01-26 Joseph Myers <joseph@codesourcery.com>
59 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
60 * config/frv/frv.h (LINK_SPEC): Likewise.
61 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
63 2011-01-26 Joseph Myers <joseph@codesourcery.com>
65 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
66 * config/frv/frv.h (ASM_SPEC): Likewise.
67 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
68 * config/m68k/linux.h (ASM_SPEC): Likewise.
69 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
70 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
71 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
72 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
73 * config/sparc/linux.h (ASM_SPEC): Likewise.
74 * config/sparc/linux64.h (ASM_SPEC): Likewise.
75 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
76 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
78 2011-01-26 Steve Ellcey <sje@cup.hp.com>
81 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
83 (vec_extract_evenodd_help): Ditto.
84 (vec_extract_evenv4hi): Ditto.
85 (vec_extract_oddv4hi): Ditto.
86 (vec_interleave_lowv2si): Ditto.
87 (vec_interleave_highv2si): Ditto.
88 (vec_extract_evenv2si): Ditto.
89 (vec_extract_oddv2si: Ditto.
90 (vec_pack_trunc_v2si): Ditto.
92 2011-01-22 Jan Hubicka <jh@suse.cz>
95 * cgraph.h (cgraph_local_info): New field can_change_signature.
96 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
98 (ipcp_estimate_growth): Call sequence simplify only if calle signature
100 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
101 (cgraph_function_versioning): We can not change signature of functions
102 that don't allow that.
103 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
104 (lto_input_node): Likewise.
105 * ipa-inline.c (compute_inline_parameters): Compute local.can_change_signature.
106 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
107 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on functions
108 that can not change signature.
109 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
110 init_cumulative_args): Do not use local calling conventions for functions
111 that can not change signature.
113 2011-01-22 Jan Hubicka <jh@suse.cz>
115 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
117 2011-01-26 Richard Guenther <rguenther@suse.de>
119 PR tree-optimization/47190
120 * cgraphunit.c (process_common_attributes): New function.
121 (process_function_and_variable_attributes): Use it.
123 2011-01-26 Richard Guenther <rguenther@suse.de>
126 * cgraphbuild.c (record_eh_tables): Record reference to personality
129 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
132 * sel-sched.c (moveup_expr): Don't let debug insns prevent
133 non-debug insns from moving up.
135 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
138 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
139 t-dlldir{,-x} fragment for build and add it to tmake_file.
140 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
141 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
142 * config/i386/t-dlldir: New file.
143 (SHLIB_DLLDIR): Define.
144 * config/i386/t-dlldir-x: New file.
145 (SHLIB_DLLDIR): Define.
146 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
147 (SHLIB_INSTALL): Use it.
149 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
152 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
153 lower bound of the allowed Thumb-2 coprocessor load/store
154 index range to -256. Add explaining comment.
156 2011-01-25 Ian Lance Taylor <iant@google.com>
158 * godump.c (go_define): Improve lexing of macro expansion to only
159 accept expressions which match Go spec.
161 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
164 * tree.c (handle_dll_attribute): Handle it.
165 * doc/extend.texi (@item dllexport): Mention it.
166 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
168 2011-01-25 Ian Lance Taylor <iant@google.com>
170 PR tree-optimization/26854
171 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
172 (decl_jump_unsafe): Move higher in file, with no other change.
173 (bind): Set has_jump_unsafe_decl if appropriate.
174 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
175 (check_earlier_gotos): Likewise.
176 (c_check_switch_jump_warnings): Likewise.
178 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
180 * doc/invoke.texi (Warning Options): Add missing hyphen.
181 (-fprofile-dir): Minor grammatical fixes.
182 (-fbranch-probabilities): Likewise.
184 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
188 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
190 (no_real_insns_p, schedule_block, set_priorities): Drop special
191 treatment of boundary debug insns.
192 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug
194 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
195 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
196 (BOUNDARY_DEBUG_INSN_P): Likewise.
197 (SCHEDULE_DEBUG_INSN_P): Likewise.
198 * sched-rgn.c (init_ready_list): Drop special treatment of
199 boundary debug insns.
200 * final.c (rest_of_clean-state): Clear notes' BB.
202 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
204 * Makefile.in (LAMBDA_H): Removed.
205 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
206 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
207 lambda-trans.o, and tree-loop-linear.o.
208 (lto-symtab.o): Remove dependence on LAMBDA_H.
209 (tree-loop-linear.o): Remove rule.
210 (lambda-mat.o): Same.
211 (lambda-trans.o): Same.
212 (lambda-code.o): Same.
213 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
214 (tree-vect-slp.o): Same.
215 * hwint.h (gcd): Moved here.
216 (least_common_multiple): Same.
217 * lambda-code.c: Removed.
218 * lambda-mat.c: Removed.
219 * lambda-trans.c: Removed.
221 * tree-loop-linear.c: Removed.
222 * lto-symtab.c: Do not include lambda.h.
223 * omega.c (gcd): Removed.
224 * passes.c (init_optimization_passes): Remove pass_linear_transform.
225 * tree-data-ref.c (print_lambda_vector): Moved here.
226 (lambda_vector_copy): Same.
227 (lambda_matrix_copy): Same.
228 (lambda_matrix_id): Same.
229 (lambda_vector_first_nz): Same.
230 (lambda_matrix_row_add): Same.
231 (lambda_matrix_row_exchange): Same.
232 (lambda_vector_mult_const): Same.
233 (lambda_vector_negate): Same.
234 (lambda_matrix_row_negate): Same.
235 (lambda_vector_equal): Same.
236 (lambda_matrix_right_hermite): Same.
237 * tree-data-ref.h: Do not include lambda.h.
238 (lambda_vector): Moved here.
239 (lambda_matrix): Same.
240 (dependence_level): Same.
241 (lambda_transform_legal_p): Removed declaration.
242 (lambda_collect_parameters): Same.
243 (lambda_compute_access_matrices): Same.
244 (lambda_vector_gcd): Same.
245 (lambda_vector_new): Same.
246 (lambda_vector_clear): Same.
247 (lambda_vector_lexico_pos): Same.
248 (lambda_vector_zerop): Same.
249 (lambda_matrix_new): Same.
250 * tree-flow.h (least_common_multiple): Removed declaration.
251 * tree-parloops.c (lambda_trans_matrix): Moved here.
255 (LTM_DENOMINATOR): Same.
256 (lambda_trans_matrix_new): Same.
257 (lambda_matrix_vector_mult): Same.
258 (lambda_transform_legal_p): Same.
259 * tree-pass.h (pass_linear_transform): Removed declaration.
260 * tree-ssa-loop.c (tree_linear_transform): Removed.
261 (gate_tree_linear_transform): Removed.
262 (pass_linear_transform): Removed.
263 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
264 flag_loop_interchange.
266 2011-01-25 Jakub Jelinek <jakub@redhat.com>
268 PR tree-optimization/47265
269 PR tree-optimization/47443
270 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
271 if name still has some uses.
273 2011-01-25 Martin Jambor <mjambor@suse.cz>
275 PR tree-optimization/47382
276 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
277 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
279 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
281 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
282 sjlj_except_unwind_info.
284 2011-01-25 Richard Guenther <rguenther@suse.de>
286 PR tree-optimization/47426
287 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
288 visible functions results escape.
290 2011-01-25 Jakub Jelinek <jakub@redhat.com>
293 * config/arm/arm.c (any_sibcall_uses_r3): New function.
294 (arm_get_frame_offsets): Use it.
296 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
297 Jakub Jelinek <jakub@redhat.com>
299 PR tree-optimization/47271
300 * tree-if-conv.c (bb_postdominates_preds): New.
301 (if_convertible_bb_p): Call bb_postdominates_preds.
302 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
303 (predicate_scalar_phi): Call bb_postdominates_preds.
305 2011-01-25 Nick Clifton <nickc@redhat.com>
307 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
308 * config/rx/rx.c (rx_function_value): Likewise.
309 (rx_promote_function_mode): Likewise.
310 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
311 in order to make it legitimate.
312 * config/rx/rx.md (adddi3_internal): If the second operand is a
313 MEM make sure that the first operand is the same as the result
315 (addsi3_unspec): Delete.
316 (subdi3): Do not accept immediate operands.
317 (subdi3_internal): Likewise.
319 2011-01-25 Jeff Law <law@redhat.com>
321 PR rtl-optimization/37273
322 * ira-costs.c (scan_one_insn): Detect constants living in memory and
323 handle them like argument loads from stack slots. Do not double
324 count memory for memory constants and argument loads from stack slots.
326 2011-01-25 Jakub Jelinek <jakub@redhat.com>
328 PR tree-optimization/47427
329 PR tree-optimization/47428
330 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
331 coalesce if the new root var would be TREE_READONLY.
333 2011-01-25 Richard Guenther <rguenther@suse.de>
336 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
337 correct type for TBAA.
339 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
341 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
342 (close_phi_written_to_memory): Call for_each_index with
343 dr_indices_valid_in_loop.
345 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
347 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
348 when it is initialized.
350 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
352 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
353 call to graphite_find_data_references_in_stmt.
354 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
355 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
356 call to graphite_find_data_references_in_stmt.
357 (analyze_drs_in_stmts): Same.
358 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
359 in which the scalar analysis of indices is performed.
360 (create_data_ref): Same. Update call to dr_analyze_indices.
361 (find_data_references_in_stmt): Update call to create_data_ref.
362 (graphite_find_data_references_in_stmt): Same.
363 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
365 (create_data_ref): Same.
366 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
367 call to create_data_ref.
369 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
371 * graphite-sese-to-poly.c (build_poly_scop): Move
372 rewrite_commutative_reductions_out_of_ssa before
373 find_scop_parameters.
375 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
377 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
378 VAR_DECL, PARM_DECL, and RESULT_DECL.
380 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
382 * graphite-dependences.c (reduction_dr_1): Allow several reductions
384 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
385 that have already been marked as PBB_IS_REDUCTION.
387 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
389 * graphite-scop-detection.c (same_close_phi_node): New.
390 (remove_duplicate_close_phi): New.
391 (make_close_phi_nodes_unique): New.
392 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
394 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
396 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
397 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
398 of both data references to be the same.
400 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
402 * graphite-dependences.c (build_lexicographical_constraint): Remove the
404 (build_lexicographical_constraint): Adjust call to ppl_powerset_is_empty.
405 (dependence_polyhedron): Same.
406 (graphite_legal_transform_dr): Same.
407 (graphite_carried_dependence_level_k): Same.
408 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params parameter.
409 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
411 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
413 * graphite-sese-to-poly.c
414 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
415 (close_phi_written_to_memory): New.
416 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
419 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
421 * doc/install.texi: Update the expected version number of PPL to 0.11.
422 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
423 #if PPL_VERSION_MINOR < 11.
425 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
427 * graphite-dependences.c: Include graphite-cloog-util.h.
428 (new_poly_ddr): Inlined into dependence_polyhedron.
429 (free_poly_ddr): Moved close by new_poly_ddr.
430 (dependence_polyhedron_1): Renamed dependence_polyhedron.
431 Early return NULL when ppl_powerset_is_empty returns true.
432 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
433 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
434 (graphite_legal_transform_dr): Call new_poly_ddr.
435 (graphite_carried_dependence_level_k): Same.
436 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
437 (dot_transformed_deps_stmt_1): Removed.
438 (dot_deps_stmt_1): Call dot_deps_stmt_2.
439 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
440 (dot_deps_1): Call dot_deps_2.
441 * Makefile.in (graphite-dependences.o): Add missing dependence on
442 graphite-cloog-util.h.
444 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
446 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
447 (build_lexicographical_constraint): Same.
448 (dependence_polyhedron_1): Same.
449 (graphite_legal_transform_dr): Same.
450 (graphite_carried_dependence_level_k): Same.
451 * graphite-ppl.c (ppl_powerset_is_empty): New.
452 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
453 * tree-data-ref.c (dump_data_reference): Print the basic block index.
455 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
457 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
458 the "a followed by b" relation and document it.
460 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
462 * graphite-dependences.c (build_lexicographical_constraint): Stop the
463 iteration when the bag of constraints is empty.
465 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
467 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
469 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
471 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
472 nest and two loop depths as parameters.
473 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
476 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
478 * graphite-dependences.c (print_pddr): Call
479 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
481 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
483 * graphite-ppl.c (debug_gmp_value): New.
484 * graphite-ppl.h (debug_gmp_value): Declared.
486 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
488 * doc/install.texi: Document availability of cloog-0.16.
490 2011-01-25 Vladimir Kargov <kargov@gmail.com>
492 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
493 invalid postdominance info.
495 2011-01-24 Jan Hubicka <jh@suse.cz>
498 * doc/extend.texi (weak pragma): Drop claim that it must
499 appear before definition.
500 * varasm.c (merge_weak, declare_weak): Only sanity check
501 that DECL is not output at a time it is declared weak.
503 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
505 * machmode.def: Fixed comments.
507 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
509 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
511 2011-01-24 Paul Koning <ni1d@arrl.net>
513 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
516 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
519 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
520 (block_info): Add scanned and prev.
521 (move_or_delete_vzeroupper_2): Return if the basic block
522 has been scanned and the upper 128bit state is unchanged
524 (move_or_delete_vzeroupper_1): Return true if the exit
526 (move_or_delete_vzeroupper): Visit basic blocks using the
527 work-list based algorithm based on vt_find_locations in
530 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
532 2011-01-24 Nick Clifton <nickc@redhat.com>
534 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
535 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
536 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
537 then define __v850e1__.
538 * doc/invoke.texi: Document -mv850es.
540 2011-01-24 Richard Henderson <rth@redhat.com>
542 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
543 compound unordered comparisons.
544 * config/rx/rx.c (rx_split_fp_compare): Remove.
545 * config/rx/rx-protos.h: Update.
546 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
547 (cbranchsf4): Don't call rx_split_fp_compare.
548 (*cbranchsf4): Use rx_split_cbranch.
549 (*cmpsf): Don't accept "i" constraint.
550 (*conditional_branch): Only valid after reload.
551 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
553 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
556 * config/rs6000/altivec.md (vector constant splitters): Add
557 support for creating vector single precision constants if -mvsx is
558 used and we would create the constant using Altivec primitives.
560 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
561 Richard Sandiford <rdsandiford@googlemail.com>
563 PR rtl-optimization/47166
564 * reload1.c (emit_reload_insns): Disable the spill_reg_store
565 mechanism for PRE_MODIFY and POST_MODIFY.
566 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
569 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
571 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
573 2011-01-22 Jan Hubicka <jh@suse.cz>
576 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
578 2011-01-22 Jan Hubicka <jh@suse.cz>
580 PR tree-optimization/43884
582 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
583 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
585 2011-01-22 Anatoly Sokolov <aesok@post.ru>
587 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
588 * config/s390/s390.c (s390_register_move_cost,
589 s390_memory_move_cost): New.
590 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
592 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
595 * except.c (sjlj_assign_call_site_values): Move setting the
596 crtl->uses_eh_lsda flag to ...
597 (sjlj_mark_call_sites): ... here.
598 (sjlj_emit_function_enter): Support NULL dispatch label.
599 (sjlj_build_landing_pads): In a function with no landing pads
600 that still has must-not-throw regions, generate code to register
601 a personality function with empty LSDA.
603 2011-01-21 Richard Henderson <rth@redhat.com>
605 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
607 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
609 * compare-elim.c: New file.
610 * Makefile.in (OBJS-common): Add it.
611 (compare-elim.o): New.
612 * common.opt (fcompare-elim): New.
613 * opts.c (default_options_table): Add OPT_fcompare_elim.
614 * tree-pass.h (pass_compare_elim_after_reload): New.
615 * passes.c (init_optimization_passes): Add it.
616 * recog.h: Protect against re-inclusion.
617 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
618 * doc/invoke.texi (-fcompare-elim): Document it.
619 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
620 * doc/tm.texi: Rebuild.
622 2011-01-22 Nick Clifton <nickc@redhat.com>
624 * config/rx/rx.md (cstoresf4): Pass comparison operator to
627 2011-01-22 Nick Clifton <nickc@redhat.com>
629 * config/rx/rx.md (UNSPEC_CONST): New.
630 (deallocate_and_return): Wrap the amount popped off the stack in
631 an UNSPEC_CONST in order to stop it being rejected by
633 (pop_and_return): Add a "(return)" rtx.
634 (call): Drop the immediate operand.
635 (call_internal): Likewise.
636 (call_value): Likewise.
637 (call_value_internal): Likewise.
638 (sibcall_internal): Likewise.
639 (sibcall_value_internal): Likewise.
640 (sibcall): Likewise. Generate an explicit call using
642 (sibcall_value): Likewise.
643 (mov<>): FAIL if a constant operand is not legitimate.
644 (addsi3_unpsec): New pattern.
646 * config/rx/rx.c (rx_print_operand_address): Handle UNPSEC
648 (ok_for_max_constant): New function.
649 (gen_safe_add): New function.
650 (rx_expand_prologue): Use gen_safe_add.
651 (rx_expand_epilogue): Likewise.
652 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
655 2011-01-21 Jeff Law <law@redhat.com>
657 PR tree-optimization/47053
658 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
659 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
660 statements are deleted.
661 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
662 is nonempty, then purge dead edges and cleanup the CFG.
664 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
668 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
670 * tree-dfa.c (create_var_ann): Mark variable as used.
672 2011-01-21 Jakub Jelinek <jakub@redhat.com>
675 * except.c (convert_to_eh_region_ranges): Emit queued no-region
676 notes from other section in hot/cold partitioning even if
677 last_action is -3. Increment call_site_base.
679 PR rtl-optimization/47366
680 * fwprop.c (forward_propagate_into): Return bool. If
681 any changes are made, -fnon-call-exceptions is used and
682 REG_EH_REGION note is present, call purge_dead_edges
683 and return true if it purged anything.
684 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
685 any EH edges were purged.
687 2011-01-21 Jeff Law <law@redhat.com>
689 PR rtl-optimization/41619
690 * caller-save.c (setup_save_areas): Break out code to determine
691 which hard regs are live across calls by examining the reload chains
692 so that it is always used.
693 Eliminate code which checked REG_N_CALLS_CROSSED.
695 2011-01-21 Jakub Jelinek <jakub@redhat.com>
697 PR tree-optimization/47355
698 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
699 NOP has non-debug uses beyond PHIs in new_bb.
701 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
704 * cfgexpand.c (account_used_vars_for_block): Only account vars
705 that are annotated as used.
706 (estimated_stack_frame_size): Don't set TREE_USED.
707 * tree-dfa.c (create_var_ann): Mark variable as used.
709 2011-01-21 Richard Guenther <rguenther@suse.de>
712 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
714 2011-01-21 Richard Guenther <rguenther@suse.de>
716 PR tree-optimization/47365
717 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
718 (vn_reference_lookup_pieces): Adjust.
719 (vn_reference_lookup): Likewise.
720 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
721 (vn_reference_lookup_3): Only look through kills if in
723 (vn_reference_lookup_pieces): Adjust.
724 (vn_reference_lookup): Likewise.
725 (visit_reference_op_load): Likewise.
726 (visit_reference_op_store): Likewise.
727 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
728 (compute_avail): Likewise.
729 (eliminate): Likewise.
731 2011-01-21 Jakub Jelinek <jakub@redhat.com>
733 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
734 DECL_IGNORED_P non-reg vars if they are used.
736 PR tree-optimization/47391
737 * varpool.c (const_value_known_p): Return false if
740 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
743 * config/i386/i386.c (ix86_local_alignment): Handle
744 case for va_list_type_node is nil.
745 (ix86_canonical_va_list_type): Likewise.
747 2011-01-21 Alan Modra <amodra@gmail.com>
749 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
750 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
752 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
754 * config/arm/arm.md (define_attr type): Rename f_load
755 and f_store to f_fpa_load and f_fpa_store. Update.
756 (write_conflict): Deal with rename fallout.
757 (*push_fp_multi): Likewise.
758 * config/arm/fpa.md (f_load): Use f_fpa_load.
759 (f_store): Use f_fpa_store.
760 (*movsf_fpa): Likewise.
761 (*movdf_fpa): Likewise.
762 (*movxf_fpa): Likewise.
763 (*thumb2_movsf_fpa): Likewise.
764 (*thumb2_movdf_fpa): Likewise.
765 (*thumb2_movxf_fpa): Likewise.
766 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
767 f_loadd and f_stored.
768 (*thumb2_movdi_vfp): Likewise.
769 (*thumb2_movsf_vfp): Fix attribute to f_loads.
770 (*thumb2_movsi_vfp): Likewise.
771 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
772 Use f_loads instead of f_load.
773 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
775 2011-01-20 Anatoly Sokolov <aesok@post.ru>
777 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
778 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
779 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
780 (xtensa_mode_dependent_address_p): New function.
781 (constantpool_address_p): Make static. Change return type to bool.
782 Change argument type to const_rtx. Use CONST_INT_P predicate.
784 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
787 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
789 2011-01-20 Jakub Jelinek <jakub@redhat.com>
792 * cfgexpand.c (expand_debug_expr): Instead of generating
793 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
796 2011-01-20 Richard Guenther <rguenther@suse.de>
799 * tree-inline.c (remap_gimple_op_r): Recurse manually for
800 the pointer operand of MEM_REFs.
802 2011-01-20 Jakub Jelinek <jakub@redhat.com>
804 PR tree-optimization/46130
805 * ipa-split.c (consider_split): If return_bb contains non-virtual
806 PHIs other than for retval or if split_function would not adjust it,
809 2011-01-20 Richard Guenther <rguenther@suse.de>
811 PR tree-optimization/47167
812 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
813 Revert previous change, only avoid enumeral type changes.
815 2011-01-19 Dodji Seketeli <dodji@redhat.com>
818 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
819 (gen_scheduled_generic_parms_dies): New functions.
820 (gen_struct_or_union_type_die): Schedule template parameters DIEs
821 generation for the end of CU compilation.
822 (dwarf2out_finish): Generate template parameters DIEs here.
824 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
827 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
828 debug bind stmt on merge edges.
830 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
834 * function.c (instantiate_expr): Instantiate incoming rtl of
835 implicit arguments, and recurse on VALUE_EXPRs.
836 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
837 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
839 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
841 * c-parser.c (c_parser_for_statement): Initialize
842 collection_expression.
844 2011-01-19 Joseph Myers <joseph@codesourcery.com>
846 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
848 2011-01-19 Joseph Myers <joseph@codesourcery.com>
850 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
851 (LINK_SHLIB_SPEC): Don't use %(link_path).
852 (SUBTARGET_EXTRA_SPECS): Remove link_path.
854 2011-01-19 Joseph Myers <joseph@codesourcery.com>
856 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
857 (NO_SHARED_LIB_SUPPORT): Remove.
858 (LINK_SHLIB_SPEC): Remove one conditional definition.
860 2011-01-19 Joseph Myers <joseph@codesourcery.com>
862 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
864 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
865 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
866 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
867 %{call_shared} and conditionals on these options not being passed.
868 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
871 2011-01-19 Jakub Jelinek <jakub@redhat.com>
873 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
876 * ipa-split.c: Spelling fixes.
878 2011-01-19 Richard Henderson <rth@redhat.com>
880 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
883 * longlong.h [__mn10300__] (count_leading_zeros): New.
884 [__mn10300__] (umul_ppmm, smul_ppmm): New.
885 [__mn10300__] (add_ssaaaa, subddmmss): New.
886 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
887 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
889 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
891 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
893 2011-01-19 Richard Henderson <rth@redhat.com>
895 * config/mn10300/mn10300.md (addsi3_flags): New.
896 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
897 (subsi3_flags, subc_internal, subdi3): New.
898 (subdi3_internal, *subdi3_degenerate): New.
899 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
901 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
902 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
903 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
904 * config/mn10300/mn10300-protos.h: Update.
905 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
906 (return_ret): Likewise. Rename from return_internal_regs.
907 (return_internal): Remove.
909 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
910 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
911 (mn10300_legitimate_constant_p): Likewise.
912 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
913 (mn10300_frame_size): New.
914 (mn10300_expand_prologue): Use it.
915 (mn10300_expand_epilogue): Likewise.
916 (mn10300_initial_offset): Likewise.
917 * config/mn10300/mn10300-protos.h: Update.
918 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
919 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
920 (prologue, epilogue, return_internal): Tidy output code.
921 (mn10300_store_multiple_operation, return): Likewise.
922 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
923 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
924 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
925 (load_pic, am33_load_pic): New.
926 (mn10300_load_pic0, mn10300_load_pic1): New.
928 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
929 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
930 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
931 (cc_flags_for_mode, cc_flags_for_code): New.
932 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
933 overflow flag is not valid. Validate that the flags we need
934 for the comparison are valid.
935 (mn10300_output_cmp): Remove.
936 (mn10300_output_add): New.
937 (mn10300_select_cc_mode): Use cc_flags_for_code.
938 (mn10300_split_cbranch): New.
939 (mn10300_match_ccmode): New.
940 (mn10300_split_and_operand_count): New.
941 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
943 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
944 (addsi3): ... here. Use mn10300_output_add.
945 (*addsi3_flags): New.
946 (*am33_subsi3, *mn10300_subsi3): Merge...
947 (subsi3): ... here. Use attribute isa.
948 (*subsi3_flags): New.
949 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
951 (*am33_andsi3, *mn10300_andsi3): Merge...
953 (*andsi3_flags): New.
954 (andsi3 splitters): New.
955 (*am33_iorsi3, *mn10300_iorsi3): Merge...
957 (*iorsi3_flags): New.
958 (*am33_xorsi3, *mn10300_xorsi3): Merge...
960 (*xorsi3_flags): New.
961 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
962 (one_cmplsi2): ... here.
963 (*one_cmplsi2_flags): New.
964 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
965 instead of "dax" in constraints. Use mn10300_split_cbranch.
966 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
967 use matching constraints to eliminate a self-comparison.
968 (*integer_conditional_branch): Rename from integer_conditional_branch.
969 Use int_mode_flags to match CC_REG.
970 (*cbranchsi4_btst, *btstsi): New.
971 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
972 mn10300_split_cbranch.
973 (*am33_cmpsf): Rename from am33_cmpsf.
974 (*float_conditional_branch): Rename from float_conditional_branch.
975 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
976 (zero_extendqisi2): ... here.
977 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
978 (zero_extendhisi2): ... here.
979 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
980 (extendqisi2): ... here.
981 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
982 (extendhisi2): ... here.
983 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
985 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
987 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
989 (consecutive add peephole): Remove.
990 * config/mn10300/predicates.md (label_ref_operand): New.
991 (int_mode_flags): New.
992 (CCZN_comparison_operator): New.
994 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
995 (throughput_42_latency_43): New reservation.
996 (mulsidi3, umulsidi3): New expanders.
997 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
998 the MDR register to allocation; separately allocate the low and
999 high parts of the DImode result.
1000 (umulsidi3_internal): Similarly.
1001 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
1002 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
1003 (udivsi3, umodsi3): Remove.
1004 (udivmodsi4, divmodsi4): New expanders.
1005 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
1006 (*divmodsi4): Simiarly.
1007 (ext_internal): New.
1009 * config/mn10300/constraints.md ("z"): New constraint.
1010 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
1011 (FIXED_REGISTERS): Don't fix MDR.
1012 (CALL_USED_REGSITERS): Reformat nicely.
1013 (REG_ALLOC_ORDER): Add MDR.
1014 (enum regclass): Add MDR_REGS.
1015 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
1016 (IRA_COVER_CLASSES): Add MDR_REGS.
1017 (REGNO_REG_CLASS): Handle MDR_REG.
1018 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
1019 (mn10300_register_move_cost): Likewise.
1020 * config/mn10300/mn10300.md (MDR_REG): New.
1021 (*movsi_internal): Handle moves to/from MDR_REGS.
1023 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
1025 (mn10300_secondary_reload): Tidy combination reload classes.
1026 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
1027 addresses for AM33. Allow symbolic offsets for reg+imm.
1028 (mn10300_regno_in_class_p): New.
1029 (mn10300_legitimize_reload_address): New.
1030 * config/mn10300/mn10300.h (enum reg_class): Remove
1031 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
1032 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
1034 (REG_CLASS_NAMES): Update to match.
1035 (REG_CLASS_CONTENTS): Likewise.
1036 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
1037 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
1038 (REGNO_IN_RANGE_P): Remove.
1039 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
1040 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
1041 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
1042 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
1043 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
1044 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
1045 (REGNO_GENERAL_P): New.
1046 (HAVE_POST_MODIFY_DISP): New.
1047 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
1048 (LEGITIMIZE_RELOAD_ADDRESS): New.
1049 * config/mn10300/mn10300-protos.h: Update.
1051 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
1052 DATA_REGS for AM33 stack-pointer destination.
1053 (mn10300_preferred_output_reload_class): Likewise.
1054 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
1055 into a form appropriate for ...
1056 (TARGET_SECONDARY_RELOAD): New.
1057 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
1058 * config/mn10300/mn10300-protos.h: Update.
1059 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
1060 reload_insi; use the "A" constraint for the scratch; handle AM33
1061 moves of sp to non-address registers.
1063 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
1064 (*movqi_internal): ... here.
1065 (*am33_movhi, *mn10300_movhi): Merge into...
1066 (*movhi_internal): ... here.
1067 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
1068 as the source/destination of moves from/to SP.
1069 (movsf): Only allow for AM33-2.
1070 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
1071 any integer constant constraint. Only allow for AM33-2. Tidy
1072 all of the alternative outputs.
1073 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
1074 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
1076 (udivsi3, umodsi3): New patterns for MN103 only.
1078 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
1080 * doc/tm.texi.in: Spell out that a lack of register class unions
1082 * doc/tm.texi: Regenerate.
1084 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1086 PR rtl-optimization/47337
1087 * dce.c (check_argument_store): New function.
1088 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
1090 PR tree-optimization/47290
1091 * tree-eh.c (infinite_empty_loop_p): New function.
1092 (cleanup_empty_eh): Use it.
1094 2011-01-18 Steve Ellcey <sje@cup.hp.com>
1097 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
1098 (a64_expand_widen_sum): Ditto.
1099 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
1100 (vec_extract_evenodd_help): Ditto.
1101 (vec_extract_evenv4hi): Ditto.
1102 (vec_extract_oddv4hi): Ditto.
1103 (vec_extract_evenv2si): Ditto.
1104 (vec_extract_oddv2si): Ditto.
1105 (vec_extract_evenv2sf): Ditto.
1106 (vec_extract_oddv2sf): Ditto.
1107 (vec_pack_trunc_v4hi: Ditto.
1108 (vec_pack_trunc_v2si): Ditto.
1109 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
1110 (vec_interleave_highv8qi): Ditto.
1112 (vec_extract_oddv8qi): Ditto.
1113 (vec_interleave_lowv4hi): Ditto.
1114 (vec_interleave_highv4hi): Ditto.
1115 (vec_interleave_lowv2si): Ditto.
1116 (vec_interleave_highv2si): Ditto.
1118 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1120 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
1121 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
1122 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
1123 (pa_c_mode_for_suffix): New.
1124 (TARGET_EXPAND_BUILTIN): Define.
1125 (TARGET_C_MODE_FOR_SUFFIX): Define.
1126 (pa_builtins): Define.
1127 (pa_init_builtins): Register __float128 type and init new support
1129 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
1130 * config/pa/quadlib.c (_U_Qfcopysign): New.
1132 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
1135 * explow.c (allocate_dynamic_stack_space): Do not assume more than
1136 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
1139 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1141 PR tree-optimization/47179
1142 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
1143 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
1145 2011-01-18 Richard Guenther <rguenther@suse.de>
1147 PR rtl-optimization/47216
1148 * emit-rtl.c: Include tree-flow.h.
1149 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
1150 of replicating it with different semantics.
1151 * Makefile.in (emit-rtl.o): Adjust.
1153 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1155 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually
1157 (cortex_a9_dp): Handle neon types correctly.
1159 2011-01-18 Jakub Jelinek <jakub@redhat.com>
1161 PR rtl-optimization/47299
1162 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
1163 subtarget. Use normal multiplication if both operands are
1165 * expmed.c (expand_widening_mult): Don't try to optimize constant
1166 multiplication if op0 has VOIDmode. Convert op1 constant to mode
1169 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1171 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
1172 spacing after 'e.g.', typos, comma, hyphenation.
1174 2011-01-17 Richard Henderson <rth@redhat.com>
1176 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
1177 (rx_restricted_mem_operand): New.
1178 (rx_shift_operand): Use register_operand.
1179 (rx_source_operand, rx_compare_operand): Likewise.
1180 * config/rx/rx.md (addsi3_flags): New expander.
1181 (adddi3): Rewrite as expander.
1182 (adc_internal, *adc_flags, adddi3_internal): New patterns.
1183 (subsi3_flags): New expander.
1184 (subdi3): Rewrite as expander.
1185 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
1187 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
1188 (rx_init_builtins): Remove sat builtin.
1189 (rx_expand_builtin): Likewise.
1190 * config/rx/rx.md (ssaddsi3): New.
1191 (*sat): Rename from sat. Represent the CC_REG input.
1193 * config/rx/predicates.md (rshift_operator): New.
1194 * config/rx/rx.c (rx_expand_insv): Remove.
1195 * config/rx/rx-protos.h: Update.
1196 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
1197 operand to the canonical position.
1198 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
1199 (*bitclr, *bitclr_in_memory): Similarly.
1200 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
1201 (insv): Retain the zero_extract in the expansion.
1203 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
1204 (bswaphi2, bitinvert, revw): Likewise.
1206 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
1207 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1208 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
1209 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
1210 (bitset, bitset_in_memory): Likewise.
1211 (bitinvert, bitinvert_in_memory): Likewise.
1212 (bitclr, bitclr_in_memory): Likewise.
1213 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
1214 (rx_strend, rx_cmpstrn): Likewise.
1215 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
1216 (bitop peep2 patterns): Remove.
1218 * config/rx/rx.c (rx_match_ccmode): New.
1219 * config/rx/rx-protos.h: Update.
1220 * config/rx/rx.md (abssi2): Clobber, don't set flags.
1221 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
1222 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
1223 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
1224 (fix_truncsfsi2, floatsisf2): Likewise.
1225 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
1226 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
1227 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
1228 (*subsi3_flags, *xorsi3_flags): New.
1230 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
1232 * config/rx/rx.c (rx_print_operand): Remove workaround for
1233 unsplit comparison operations.
1235 * config/rx/rx.md (movsicc): Split after reload.
1236 (*movsicc): Merge *movsieq and *movsine via match_operator.
1237 (*stcc): New pattern.
1239 * config/rx/rx.c (rx_float_compare_mode): Remove.
1240 * config/rx/rx.h (rx_float_compare_mode): Remove.
1241 * config/rx/rx.md (cstoresi4): Split after reload.
1242 (*sccc): New pattern.
1244 * config/rx/predicates.md (label_ref_operand): New.
1245 (rx_z_comparison_operator): New.
1246 (rx_zs_comparison_operator): New.
1247 (rx_fp_comparison_operator): New.
1248 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
1249 Validate that the flags are set properly for the comparison.
1250 (rx_gen_cond_branch_template): Remove.
1251 (rx_cc_modes_compatible): Remove.
1252 (mode_from_flags): New.
1253 (flags_from_code): Rename from flags_needed_for_conditional.
1254 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
1255 (rx_select_cc_mode): Likewise.
1256 (rx_split_fp_compare): New.
1257 (rx_split_cbranch): New.
1258 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
1259 (*cbranchsi4): Use match_operator and rx_split_cbranch.
1260 (*cbranchsf4): Similarly.
1261 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
1262 match_operator and rx_split_cbranch.
1263 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
1264 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
1265 (*cmpsi): Rename from cmpsi.
1266 (*tstsi): Rename from tstsi.
1267 (*cmpsf): Rename from cmpsf; use CC_Fmode.
1268 (*conditional_branch): Rename from conditional_branch.
1269 (*reveresed_conditional_branch): Remove.
1270 (b<code>): Remove expander.
1271 * config/rx/rx-protos.h: Update.
1273 * config/rx/rx.c (rx_compare_redundant): Remove.
1274 * config/rx/rx.md (cmpsi): Don't use it.
1275 * config/rx/rx-protos.h: Update.
1277 * config/rx/rx-modes.def (CC_F): New mode.
1278 * config/rx/rx.c (rx_select_cc_mode): New.
1279 * config/rx/rx.h (SELECT_CC_MODE): Use it.
1280 * config/rx/rx-protos.h: Update.
1282 2011-01-17 Richard Henderson <rth@redhat.com>
1284 * except.c (dump_eh_tree): Fix stray ; after for statement.
1286 2011-01-17 Richard Guenther <rguenther@suse.de>
1288 PR tree-optimization/47313
1289 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
1290 handling before copying the body. Properly deal with
1291 by-reference result in SSA form.
1293 2011-01-17 Ian Lance Taylor <iant@google.com>
1296 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
1297 (struct_value_alias_set): Don't define.
1298 (sparc_option_override): Don't set sparc_sr_alias_set and
1299 struct_value_alias_set.
1300 (save_or_restore_regs): Use gen_frame_mem rather than calling
1302 (sparc_struct_value_rtx): Likewise.
1304 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
1307 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
1309 (_mm_maskstore_pd): Likewise.
1310 (_mm_maskload_ps): Likewise.
1311 (_mm_maskstore_ps): Likewise.
1312 (_mm256_maskload_pd): Change mask to __m256i.
1313 (_mm256_maskstore_pd): Likewise.
1314 (_mm256_maskload_ps): Likewise.
1315 (_mm256_maskstore_ps): Likewise.
1317 * config/i386/i386-builtin-types.def: Updated.
1318 (ix86_expand_special_args_builtin): Likewise.
1320 * config/i386/i386.c (bdesc_special_args): Update
1321 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
1322 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
1323 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
1324 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
1326 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
1327 Use <avxpermvecmode> on mask register.
1328 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
1330 2011-01-17 Olivier Hainque <hainque@adacore.com>
1331 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1332 Eric Botcazou <ebotcazou@adacore.com>
1335 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
1336 if <= USHRT_MAX in 32-bit mode.
1338 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1340 * doc/install.texi (Configuration, Specific): Wrap long
1341 lines in examples. Allow line wrapping in long options
1342 and URLs where beneficial for PDF output.
1344 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
1346 * config/mips/mips.c (mips_classify_symbol): Don't return
1347 SYMBOL_PC_RELATIVE for nonlocal labels.
1349 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
1351 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
1353 2011-01-15 Jan Hubicka <jh@suse.cz>
1355 PR tree-optimization/47276
1356 * ipa.c (function_and_variable_visibility): Do not try to mark alias
1357 declarations as needed.
1359 2011-01-15 Martin Jambor <mjambor@suse.cz>
1361 * common.opt (fdevirtualize): New flag.
1362 * doc/invoke.texi (Option Summary): Document it.
1363 * opts.c (default_options_table): Add devirtualize flag.
1364 * ipa-prop.c (detect_type_change): Return immediately if
1365 devirtualize flag is not set.
1366 (detect_type_change_ssa): Likewise.
1367 (compute_known_type_jump_func): Likewise.
1368 (ipa_analyze_virtual_call_uses): Likewise.
1370 2011-01-14 Martin Jambor <mjambor@suse.cz>
1372 PR tree-optimization/45934
1373 PR tree-optimization/46302
1374 * ipa-prop.c (type_change_info): New type.
1375 (stmt_may_be_vtbl_ptr_store): New function.
1376 (check_stmt_for_type_change): Likewise.
1377 (detect_type_change): Likewise.
1378 (detect_type_change_ssa): Likewise.
1379 (compute_complex_assign_jump_func): Check for dynamic type change.
1380 (compute_complex_ancestor_jump_func): Likewise.
1381 (compute_known_type_jump_func): Likewise.
1382 (compute_scalar_jump_functions): Likewise.
1383 (ipa_analyze_virtual_call_uses): Likewise.
1384 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
1386 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1388 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
1389 * config/i386/i386.opt (msse5): New Alias.
1391 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1393 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1394 * config/sparc/linux64.h (CC1_SPEC): Likewise.
1395 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1396 * config/sparc/sparc.h (CC1_SPEC): Likewise.
1398 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1400 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
1402 * config/sparc/linux64.h (CC1_SPEC): Likewise.
1403 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1404 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
1405 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
1407 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
1409 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1411 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or
1414 2011-01-14 Mike Stump <mikestump@comcast.net>
1416 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
1417 * config/fr30/fr30.md: Likweise
1418 (movsi_push): Likewise.
1419 (movsi_pop): Likewise.
1420 (enter_func): Likewise.
1421 * config/moxie/moxie.md (movsi_push): Likewise.
1422 (movsi_pop): Likewise.
1424 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1426 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
1427 %{no_archive} %{exact_version}.
1428 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
1429 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
1430 %{no_archive} %{exact_version}.
1431 * config/mips/openbsd.h (LINK_SPEC): Likewise.
1432 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
1433 * config/mips/vxworks.h: Likewise.
1435 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1437 * config/microblaze/microblaze.h (ASM_SPEC): Remove
1440 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1442 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
1443 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
1445 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1447 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
1450 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1452 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
1454 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
1455 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
1457 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
1458 Don't handle -shlib.
1460 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1462 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
1463 (CC1_SPEC): Don't handle -profile.
1465 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1467 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
1468 * config/mips/mips.h (CC1_SPEC): Likewise.
1470 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1472 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
1473 * config/mips/mips.h (CC1_SPEC): Likewise.
1475 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1477 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
1478 * config/m32r/linux.h (LINK_SPEC): Likewise.
1479 * config/mips/linux.h (LINK_SPEC): Likewise.
1480 * config/mips/linux64.h (LINK_SPEC): Likewise.
1481 * config/sparc/linux.h (LINK_SPEC): Likewise.
1482 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
1483 LINK_SPEC): Likewise.
1484 * config/xtensa/linux.h (LINK_SPEC): Likewise.
1486 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1488 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
1490 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
1492 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1494 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
1495 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
1497 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1499 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
1501 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1503 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
1504 supports -Bstatic/-Bdynamic.
1505 * configure: Regenerate.
1507 2011-01-14 Jan Hubicka <jh@suse.cz>
1508 Jack Howarth <howarth@bromo.med.uc.edu>
1511 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
1512 when checking debug_info_level. Test write_symbols instead of
1513 debug_hooks->var_location when setting flag_var_tracking_uninit.
1515 2011-01-14 Richard Guenther <rguenther@suse.de>
1517 PR tree-optimization/47179
1518 * target.def (ref_may_alias_errno): New target hook.
1519 * targhooks.h (default_ref_may_alias_errno): Declare.
1520 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
1521 (default_ref_may_alias_errno): New function.
1522 * target.h (struct ao_ref_s): Declare.
1523 * tree-ssa-alias.c: Include target.h.
1524 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
1525 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
1526 (targhooks.o): Likewise.
1527 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
1528 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
1530 2011-01-14 Richard Guenther <rguenther@suse.de>
1532 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
1534 2011-01-14 Richard Guenther <rguenther@suse.de>
1536 PR tree-optimization/47280
1537 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
1539 (tree_ssa_forward_propagate_single_use_vars): Deal with
1540 CFG changes from associate_plusminus.
1542 2011-01-14 Richard Guenther <rguenther@suse.de>
1546 2011-01-11 Richard Guenther <rguenther@suse.de>
1548 PR tree-optimization/46076
1549 * tree-ssa.c (useless_type_conversion_p): Conversions from
1550 unprototyped to empty argument list function types are useless.
1552 2011-01-14 Richard Guenther <rguenther@suse.de>
1554 PR tree-optimization/47286
1555 * tree-ssa-structalias.c (new_var_info): Register variables are global.
1557 2011-01-14 Martin Jambor <mjambor@suse.cz>
1560 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
1562 2011-01-13 Anatoly Sokolov <aesok@post.ru>
1564 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
1565 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1566 * config/xtensa/xtensa.c (xtensa_libcall_value,
1567 xtensa_function_value_regno_p): New functions.
1568 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
1570 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
1573 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
1575 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
1576 New function prototype.
1577 * config/i386/winnt.c (i386_pe_assemble_visibility):
1578 Warn only if attribute was specified by user.
1580 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
1583 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
1585 (floatunsdidf2_fcfidu): Ditto.
1587 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1589 * config/s390/s390.c (print_operand_address): Replace 'error' with
1590 'output_operand_lossage'.
1591 (print_operand): Likewise.
1593 2011-01-13 Jeff Law <law@redhat.com>
1595 PR rtl-optimization/39077
1596 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
1597 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
1598 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
1599 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
1600 * gcse.c (prune_insertions_deletions): New function.
1601 (compute_pre_data): Use it.
1603 2011-01-13 Dodji Seketeli <dodji@redhat.com>
1606 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
1608 (prune_unused_types_mark): Use it.
1610 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
1612 PR rtl-optimization/45352
1613 * sel-sched.c: Update copyright years.
1614 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
1615 in the advancing loop when we have issued issue_rate insns.
1617 2011-01-12 Richard Henderson <rth@redhat.com>
1619 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
1620 (TARGET_MD_ASM_CLOBBERS): New.
1622 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
1623 (TARGET_DELEGITIMIZE_ADDRESS): New.
1625 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
1626 (clzsi2, *bsch): New patterns.
1628 * config/mn10300/mn10300.md (INT): New mode iterator.
1629 (*mov<INT>_clr): New pattern, and peep2 to generate it.
1631 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
1632 flag_split_wide_types.
1634 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
1635 (mn10300_trampoline_init): Rewrite without a template, an immediate
1636 load and a direct branch.
1637 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
1639 2011-01-12 Anatoly Sokolov <aesok@post.ru>
1641 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
1642 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
1643 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
1644 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
1646 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
1649 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
1652 2011-01-12 Jan Hubicka <jh@suse.cz>
1655 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
1656 (PLUGIN_COND_CLOSE): New macro.
1657 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
1659 2011-01-12 Richard Guenther <rguenther@suse.de>
1662 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
1663 register variables in a MEM_REF.
1665 2011-01-12 Joseph Myers <joseph@codesourcery.com>
1667 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
1668 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
1669 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
1670 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
1671 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
1672 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
1673 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
1674 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
1675 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
1676 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
1677 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
1678 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
1679 * config/gnu-user.h: New. Copied from linux.h.
1680 (LINUX_TARGET_STARTFILE_SPEC): Rename to
1681 GNU_USER_TARGET_STARTFILE_SPEC.
1682 (LINUX_TARGET_ENDFILE_SPEC): Rename to
1683 GNU_USER_TARGET_ENDFILE_SPEC.
1684 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
1685 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
1686 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
1687 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
1688 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
1689 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
1690 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
1691 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
1692 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
1693 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
1694 * config/arm/linux-eabi.h (CC1_SPEC): Use
1695 GNU_USER_TARGET_CC1_SPEC.
1696 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
1697 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
1698 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
1699 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
1700 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
1701 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
1702 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
1703 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
1705 2011-01-12 Richard Guenther <rguenther@suse.de>
1708 * doc/invoke.texi (ffast-math): Document it is turned on
1711 2011-01-12 Jan Hubicka <jh@suse.cz>
1713 PR tree-optimization/47233
1714 * opts.c (common_handle_option): Disable ipa-reference with profile
1717 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
1719 * c-parser.c (c_parser_objc_at_property_declaration): Improved
1722 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
1724 * c-parser.c (c_lex_one_token): Updated and reindented some
1725 comments. No changes in code.
1727 2011-01-11 Ian Lance Taylor <iant@google.com>
1729 * godump.c (go_output_var): Don't output the variable if there is
1730 already a type with the same name.
1732 2011-01-11 Ian Lance Taylor <iant@google.com>
1734 * godump.c (go_format_type): Don't generate float80.
1736 2011-01-11 Richard Henderson <rth@redhat.com>
1738 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
1739 declaration. Rewrite for both speed and size.
1740 (mn10300_address_cost_1): Remove.
1741 (mn10300_register_move_cost): New.
1742 (mn10300_memory_move_cost): New.
1743 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
1744 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
1745 extensions, shifts, BSWAP, CLZ.
1746 (mn10300_wide_const_load_uses_clr): Remove.
1747 (TARGET_REGISTER_MOVE_COST): New.
1748 (TARGET_MEMORY_MOVE_COST): New.
1749 * config/mn10300/mn10300-protos.h: Update.
1750 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
1752 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
1753 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
1754 * config/mn10300/mn10300-protos.h: Update.
1755 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
1756 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
1757 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
1758 (*test_int_bitfield, *test_byte_bitfield): Remove.
1759 (*bit_test, *subreg_bit_test): Remove.
1760 * config/mn10300/predicates.md (const_8bit_operand): Remove.
1762 * config/mn10300/constraints.md ("c"): Rename from "A".
1763 ("A", "D"): New constraint letters.
1764 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
1765 (fmssf4, fnmasf4, fnmssf4): Likewise.
1767 * config/mn10300/mn10300.md (isa): New attribute.
1768 (enabled): New attribute.
1770 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
1771 (abssf2, negsf2): Define only for hardware fp.
1772 (sqrtsf2): Reformat.
1773 (addsf3, subsf3, mulsf3): Merge expander and insn.
1775 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
1776 (DEBUGGER_AUTO_OFFSET): Remove.
1777 (DEBUGGER_ARG_OFFSET): Remove.
1779 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
1780 Emit register stores with the same offsets as the hardware.
1781 (mn10300_store_multiple_operation): Don't check that the register
1782 save offsets are monotonic.
1783 * config/mn10300/mn10300-protos.h: Update.
1785 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
1787 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
1788 in terms of the value on the stack, not the MDR register.
1790 2011-01-11 Jan Hubicka <jh@suse.cz>
1794 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
1795 (symbol_alias_set_destroy, symbol_alias_set_contains,
1796 propagate_aliases_backward): Declare.
1797 * lto-streamer-out.c (struct sets): New sturcture.
1798 (trivally_defined_alias): New function.
1799 (output_alias_pair_p): Rewrite.
1800 (output_unreferenced_globals): Fix output of alias pairs.
1801 (produce_symtab): Likewise.
1802 * ipa.c (function_and_variable_visibility): Set weak alias destination
1804 * varasm.c (symbol_alias_set_t): Remove.
1805 (symbol_alias_set_destroy): Export.
1806 (propagate_aliases_forward, propagate_aliases_backward): New functions
1808 (compute_visible_aliases): ... this one; remove.
1809 (trivially_visible_alias): New
1810 (trivially_defined_alias): New.
1811 (remove_unreachable_alias_pairs): Rewrite.
1812 (finish_aliases_1): Reorganize code checking if alias is defined.
1813 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
1816 2011-01-11 Richard Guenther <rguenther@suse.de>
1818 PR tree-optimization/46076
1819 * tree-ssa.c (useless_type_conversion_p): Conversions from
1820 unprototyped to empty argument list function types are useless.
1822 2011-01-11 Richard Guenther <rguenther@suse.de>
1825 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
1826 volatile MEMs as MEM_READONLY_P.
1828 2011-01-11 Richard Guenther <rguenther@suse.de>
1830 PR tree-optimization/47239
1831 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
1833 2011-01-11 Jeff Law <law@redhat.com>
1835 PR tree-optimization/47086
1836 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
1837 IVs from statements that might throw.
1839 2011-01-10 Jan Hubicka <jh@suse.cz>
1842 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
1844 2011-01-10 Jan Hubicka <jh@suse.cz>
1847 * profile.c (read_profile_edge_counts): Ignore profile inconistency
1848 when correcting profile.
1850 2011-01-10 Jan Hubicka <jh@suse.cz>
1853 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
1855 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
1856 Restore DECL_FINI_PRIORITY.
1858 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1860 * doc/gimple.texi: Fix quoting of multi-word return values in
1861 @deftypefn statements. Ensure presence of return value. Wrap
1862 overlong @deftypefn lines.
1863 (is_gimple_operand, is_gimple_min_invariant_address): Remove
1864 descriptions of removed functions.
1865 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
1866 of multi-word return value in @deftypefn statement.
1868 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1870 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
1871 (Conditional Expressions, Logical Operators)
1872 (Statement and operand traversals): Do not indent smallexample
1873 code. Fix duplicate function argument in example.
1875 2011-01-10 Jeff Law <law@redhat.com>
1877 PR tree-optimization/47141
1878 * ipa-split.c (split_function): Handle case where we are
1879 returning a value and the return block has a virtual operand phi.
1881 2011-01-10 Jan Hubicka <jh@suse.cz>
1883 PR tree-optimization/47234
1884 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
1885 (pass_feedback_split_functions): Declare.
1886 * passes.c (init_optimization_passes): Add ipa-split as subpass of
1888 * ipa-split.c (gate_split_functions): Update comments; disable
1889 split-functions for profile_arc_flag and branch_probabilities.
1890 (gate_feedback_split_functions): New function.
1891 (execute_feedback_split_functions): New function.
1892 (pass_feedback_split_functions): New global var.
1894 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
1897 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
1898 calling gimple_call_set_cannot_inline.
1900 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
1902 * config/darwin-sections.def: Remove unused section.
1904 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
1907 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
1909 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
1912 * c-parser.c (c_parser_declaration_or_fndef): Improved
1915 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
1917 * config/i386/winnt.c (i386_pe_start_function): Make sure
1918 to switch back to function's section.
1920 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
1924 * plugin.c: Move include of dlfcn.h from here...
1925 * system.h: ... to here.
1927 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1929 * doc/cpp.texi (C++ Named Operators): Fix markup for header
1931 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
1932 two extra empty pages in PDF output.
1934 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
1937 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
1938 for error recovery purposes behave as if it was not specified so
1939 that the default type is usd.
1941 2011-01-07 Jan Hubicka <jh@suse.cz>
1943 PR tree-optmization/46469
1944 * ipa.c (function_and_variable_visibility): Clear needed flags on
1945 nodes with external decls; handle weakrefs merging correctly.
1947 2011-01-07 Joseph Myers <joseph@codesourcery.com>
1949 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
1952 2011-01-07 Jan Hubicka <jh@suse.cz>
1954 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
1955 and no longer claim that gold is required for linker plugin.
1956 * configure: Regenerate.
1957 * gcc.c (PLUGIN_COND): New macro.
1958 (LINK_COMMAND_SPEC): Use it.
1959 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
1960 * config.in (HAVE_LTO_PLUGIN): New.
1961 * configure.ac (--with-lto-plugin): New parameter; autodetect
1964 2011-01-07 Jan Hubicka <jh@suse.cz>
1966 PR tree-optimization/46367
1967 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
1968 when we can update original.
1969 (cgraph_mark_inline_edge): Sanity check.
1970 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
1972 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1974 * config/spu/spu.h (ASM_COMMENT_START): Define.
1976 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
1980 (SWITCH_KEEP_FOR_GCC): Likewise.
1981 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
1982 (do_spec_1): Handle "%>".
1984 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
1986 2011-01-07 Jakub Jelinek <jakub@redhat.com>
1989 * config/i386/i386.c (ix86_delegitimize_address): If
1990 simplify_gen_subreg fails, return orig_x.
1993 * value-prof.c (gimple_stringop_fixed_value): Handle
1994 lhs of the call properly.
1996 2011-01-07 Jan Hubicka <jh@suse.cz>
1999 * lto-opt.c (lto_reissue_options): Set flag_shlib.
2001 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2003 * target.def (function_switched_text_sections): New hook.
2004 * doc/tm.texi: Regenerated.
2005 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2006 * final.c (default_function_switched_text_sections): New.
2007 (final_scan_insn): Call function_switched_text_sections when a
2008 mid-function section change occurs.
2009 * output.h (default_function_switched_text_sections): Declare.
2010 * config/darwin-protos.h (darwin_function_switched_text_sections):
2012 * config/darwin.c (darwin_function_switched_text_sections): New.
2013 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2015 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2017 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
2018 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
2019 the secondary code fragment when outputting for DWARF == 2.
2021 2011-01-07 Anatoly Sokolov <aesok@post.ru>
2023 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2024 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
2026 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
2027 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2029 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
2032 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
2033 when it is not empty.
2035 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
2038 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
2039 (case ${target}): Add btver1.
2040 * config/i386/driver-i386.c (host_detect_local_cpu): Let
2041 -march=native recognize btver1 processors.
2042 * config/i386/i386-c.c (ix86_target_macros_internal): Add
2043 btver1 def_and_undef
2044 * config/i386/i386.c (struct processor_costs btver1_cost): New
2046 (m_BTVER1): New definition.
2047 (m_AMD_MULTIPLE): Includes m_BTVER1.
2048 (initial_ix86_tune_features): Add btver1 tune.
2049 (processor_target_table): Add btver1 entry.
2050 (static const char *const cpu_names): Add btver1 entry.
2051 (software_prefetching_beneficial_p): Add btver1.
2052 (ix86_option_override_internal): Add btver1 instruction sets.
2053 (ix86_issue_rate): Add btver1.
2054 (ix86_adjust_cost): Add btver1.
2055 * config/i386/i386.h (TARGET_BTVER1): New definition.
2056 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
2057 (enum processor_type): Add PROCESSOR_BTVER1.
2058 * config/i386/i386.md (define_attr "cpu"): Add btver1.
2060 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2063 * config/i386/i386.c (legitimize_tls_address)
2064 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
2065 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
2066 (tls_initial_exec_64_sun): New pattern.
2068 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
2070 * doc/invoke.texi (Overall Options): Improve wording and markup
2071 of the description of -wrapper.
2073 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2075 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
2076 rdynamic, threads): New Driver options.
2078 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2081 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
2082 if coming from .tdata.
2083 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
2085 2011-01-06 Jan Hubicka <jh@suse.cz>
2088 * collect2.c (main): Do not enable LTOmode when plugin is active.
2090 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2093 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
2094 --version output if supported.
2095 * configure: Regenerate.
2097 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2099 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
2102 2011-01-06 Jakub Jelinek <jakub@redhat.com>
2105 * c-convert.c (convert): When converting a complex expression
2106 other than COMPLEX_EXPR to a different complex type, ensure
2107 c_save_expr is called instead of save_expr, unless in_late_binary_op.
2108 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
2109 when converting COMPLEX_TYPE.
2111 2011-01-06 Ira Rosen <irar@il.ibm.com>
2113 PR tree-optimization/47139
2114 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
2115 only the last reduction value is used outside the loop. Update
2118 2011-01-05 Joseph Myers <joseph@codesourcery.com>
2120 * config/rtems.opt: New.
2121 * config.gcc (*-*-rtems*): Use rtems.opt.
2123 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
2125 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
2126 processors do not support 3DNow instructions.
2128 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2130 * config/spu/spu.c (spu_option_override): Set parameter
2131 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
2133 2011-01-05 Jan Hubicka <jh@suse.cz>
2135 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
2136 at the command line.
2138 2011-01-05 Martin Jambor <mjambor@suse.cz>
2141 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
2142 deltas on streamed outgoing edges.
2143 (output_node_opt_summary): Output info for outgoing edges only when
2144 the node is in new parameter set.
2145 (output_cgraph_opt_summary): New parameter set, passed to the two
2146 aforementioned functions. Update its forward declaration and its
2149 2011-01-05 Tom Tromey <tromey@redhat.com>
2151 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
2152 operator to c_finish_omp_atomic.
2153 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
2154 (build_unary_op): Update.
2155 (build_modify_expr): Update.
2156 (build_asm_expr): Update.
2158 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2160 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
2161 newly inserted insns.
2163 (spu_emit_branch_hint): Likewise.
2164 (insert_hbrp_for_ilb_runout): Likewise.
2165 (spu_machine_dependent_reorg): Call df_finish_pass after
2166 schedule_insns returns.
2168 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2170 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
2172 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
2174 PR tree-optimization/47005
2175 * tree-sra.c (struct access): Add 'non_addressable' bit.
2176 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
2177 (decide_one_param_reduction): Return 0 if the parameter is passed by
2178 reference and one of the accesses in the group is non_addressable.
2180 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
2182 PR tree-optimization/47056
2183 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
2184 (mark_load): Likewise. Handle FUNCTION_DECL specially.
2185 (mark_store): Likewise. Pass STMT to ipa_record_reference.
2187 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
2189 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
2190 initializer. Skip view conversions from aggregate types.
2192 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
2195 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
2197 2011-01-04 Philipp Thomas <pth@suse.de>
2199 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
2202 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2204 * function.c (thread_prologue_and_epilogue_insns): Do not crash
2205 on empty epilogue sequences.
2207 2011-01-04 Joseph Myers <joseph@codesourcery.com>
2209 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
2210 non-static): New Driver options.
2212 2011-01-04 Jie Zhang <jie@codesourcery.com>
2215 * gcc.c (default_compilers[]): Set combinable field to 0
2216 for all assembly languages.
2218 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
2220 * config/mips/loongson3a.md: New file.
2221 * config/mips/mips.md: Include loongson3a.md.
2222 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
2225 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
2228 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
2229 instead of convert_memory_address_addr_space on the base expression.
2231 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2233 * config/spu/spu.c (spu_option_override): Update error text
2234 for bad -march= / -mtune= values.
2236 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2238 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
2239 if branch-hint optimization will be performed.
2241 2011-01-03 Jakub Jelinek <jakub@redhat.com>
2243 PR tree-optimization/47148
2244 * ipa-split.c (split_function): Convert arguments to
2245 DECL_ARG_TYPE if possible.
2247 PR tree-optimization/47155
2248 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
2251 PR rtl-optimization/47157
2252 * combine.c (try_combine): If undobuf.other_insn becomes
2253 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
2254 and set *new_direct_jump_p too.
2256 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
2258 PR tree-optimization/47021
2259 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
2261 2011-01-03 Jakub Jelinek <jakub@redhat.com>
2263 * gcc.c (process_command): Update copyright notice dates.
2264 * gcov.c (print_version): Likewise.
2265 * gcov-dump.c (print_version): Likewise.
2266 * mips-tfile.c (main): Likewise.
2267 * mips-tdump.c (main): Likewise.
2269 2011-01-03 Martin Jambor <mjambor@suse.cz>
2271 PR tree-optimization/46801
2272 * tree-sra.c (type_internals_preclude_sra_p): Check whether
2273 aggregate fields start at byte boundary instead of the bit-field flag.
2275 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
2278 * gcc.c (main): Revert revision 168407.
2280 2011-01-03 Martin Jambor <mjambor@suse.cz>
2282 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
2284 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2286 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
2287 vector optab to expand vector/scalar shift, update gimple to vector.
2289 2011-01-03 Martin Jambor <mjambor@suse.cz>
2291 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
2294 2011-01-03 Martin Jambor <mjambor@suse.cz>
2296 PR tree-optimization/46984
2297 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
2299 (cgraph_create_indirect_edge): Fixed line length.
2300 (cgraph_indirect_call_info): Declare.
2301 (cgraph_make_edge_direct) Update declaration.
2302 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
2303 (cgraph_create_indirect_edge): Use it.
2304 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
2306 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
2307 the new thunk_delta representation.
2308 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
2310 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
2311 (ipa_read_indirect_edge_info): Likewise.
2312 * lto-cgraph.c (output_edge_opt_summary): New function.
2313 (output_node_opt_summary): Call it on all outgoing edges.
2314 (input_edge_opt_summary): New function.
2315 (input_node_opt_summary): Call it on all outgoing edges.
2317 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
2320 * gcc.c (main): Don't check have_o when settting combine_inputs.
2322 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
2324 * regrename.c: Add general comment describing the pass.
2325 (struct du_head): Remove 'length' field.
2326 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
2327 (regrename_optimize): Do not sort chains. Rework comments, add others.
2328 Force renaming to the preferred class (if any) in the first pass and do
2329 not consider registers that belong to it in the second pass.
2330 (create_new_chain): Do not set 'length' field.
2331 (scan_rtx_reg): Likewise.
2333 2011-01-02 Jakub Jelinek <jakub@redhat.com>
2335 PR tree-optimization/47140
2336 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
2337 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
2340 PR rtl-optimization/47028
2341 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
2342 parm_birth_insn instead of at the beginning of first bb.
2344 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
2346 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
2347 Remove the word "see" before "@pxref".
2348 * doc/rtl.texi: Remove the word "see" before "@pxref".
2350 2011-01-01 Jan Hubicka <jh@suse.cz>
2352 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
2355 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
2358 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
2361 Copyright (C) 2011 Free Software Foundation, Inc.
2363 Copying and distribution of this file, with or without modification,
2364 are permitted in any medium without royalty provided the copyright
2365 notice and this notice are preserved.