1 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * configure.ac (gcc_cv_ld_static_option): Define.
4 (gcc_cv_ld_dynamic_option): Define.
5 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
7 (HAVE_LD_STATIC_DYNAMIC): Update message.
8 (LD_STATIC_OPTION): Define.
9 (LD_DYNAMIC_OPTION): Define.
10 * configure: Regenerate.
11 * config.in: Regenerate.
12 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
13 HAVE_LD_STATIC_DYNAMIC]: Use them.
15 2011-01-31 Nick Clifton <nickc@redhat.com>
17 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
18 registers inside interrupt handlers if the handler is not a leaf
21 2011-01-31 Nick Clifton <nickc@redhat.com>
23 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
24 reg_renumber returning an INVALID_REGNUM.
26 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
29 * doc/install.texi: Document host options discarded when cross
30 configuring target libraries.
32 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
35 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
38 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
40 (no_real_insns_p, schedule_block, set_priorities): Drop special
41 treatment of boundary debug insns.
42 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug
44 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
45 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
46 (BOUNDARY_DEBUG_INSN_P): Likewise.
47 (SCHEDULE_DEBUG_INSN_P): Likewise.
48 * sched-rgn.c (init_ready_list): Drop special treatment of
50 * final.c (rest_of_clean-state): Clear notes' BB.
52 2011-01-31 Alan Modra <amodra@gmail.com>
54 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
55 toc relative expressions as we do in print_operand_address.
57 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
59 * doc/extend.texi: Follow spelling conventions.
60 * doc/invoke.texi: Fix a typo.
62 2011-01-30 Joseph Myers <joseph@codesourcery.com>
64 * config/hpux11.opt: New.
65 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
66 ia64*-*-hpux*): Use hpux11.opt.
68 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
70 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
73 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
75 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
78 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
80 * doc/install.texi (Binaries): Remove outdated reference for
81 Motorola 68HC11/68HC12 downloads.
83 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
85 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
88 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
91 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
94 2011-01-28 Ahmad Sharif <asharif@google.com>
96 * value-prof.c (check_counter): Corrected error message.
98 2011-01-29 Jie Zhang <jie@codesourcery.com>
100 * config/arm/arm.c (arm_legitimize_reload_address): New.
101 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
102 arm_legitimize_reload_address.
103 * config/arm/arm-protos.h (arm_legitimize_reload_address):
106 2011-01-28 Ian Lance Taylor <iant@google.com>
108 * godump.c (go_define): Ignore macros whose definitions include
109 two adjacent operands.
111 2011-01-28 Jakub Jelinek <jakub@redhat.com>
114 * varasm.c (force_const_mem): Store copy of x in desc->constant
116 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
117 itself into REG_EQUAL note.
119 2011-01-28 Joseph Myers <joseph@codesourcery.com>
121 * config/freebsd.opt (posix, rdynamic): New Driver options.
123 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
125 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
127 * configure: Regenerate.
129 2011-01-27 Joseph Myers <joseph@codesourcery.com>
131 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
132 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
134 2011-01-27 Anatoly Sokolov <aesok@post.ru>
136 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
137 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
138 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
139 (s390_preferred_reload_class): Make static. Change return and
140 'rclass' argument type to reg_class_t.
142 2011-01-27 Jan Hubicka <jh@suse.cz>
145 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
146 (process_function_and_variable_attributes): Check defined weakrefs.
148 2011-01-27 Martin Jambor <mjambor@suse.cz>
150 PR tree-optimization/47228
151 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
152 build_ref_for_offset.
154 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
156 * config/spu/spu-elf.h (ASM_SPEC): Remove.
158 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
160 PR rtl-optimization/46856
161 * postreload.c (reload_combine_recognize_const_pattern): Do not
162 separate cc0 setter and user on cc0 targets.
164 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
167 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
168 passed a VOID_TYPE expression, immediately emit an error and
169 return error_mark_node.
171 2011-01-26 Jeff Law <law@redhat.com>
173 PR rtl-optimization/47464
174 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
175 rather than may_trap_p as needed.
177 2011-01-26 DJ Delorie <dj@redhat.com>
179 PR rtl-optimization/46878
180 * combine.c (insn_a_feeds_b): Check for the implicit cc0
181 setter/user dependency as well.
183 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
185 PR rtl-optimization/44469
186 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
187 after removing trivially dead basic blocks.
189 2011-01-26 Joseph Myers <joseph@codesourcery.com>
191 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
192 * config/frv/frv.h (LINK_SPEC): Likewise.
193 * config/i386/netware.h (LINK_SPEC): Likewise.
194 * config/m68k/linux.h (ASM_SPEC): Likewise.
195 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
196 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
197 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
198 * config/sparc/linux.h (ASM_SPEC): Likewise.
199 * config/sparc/linux64.h (ASM_SPEC): Likewise.
200 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
202 2011-01-26 Joseph Myers <joseph@codesourcery.com>
204 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
205 * config/frv/frv.h (ASM_SPEC): Likewise.
206 * config/m68k/linux.h (ASM_SPEC): Likewise.
207 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
208 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
209 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
210 * config/sparc/linux.h (ASM_SPEC): Likewise.
211 * config/sparc/linux64.h (ASM_SPEC): Likewise.
212 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
214 2011-01-26 Joseph Myers <joseph@codesourcery.com>
216 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
217 * config/frv/frv.h (LINK_SPEC): Likewise.
218 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
220 2011-01-26 Joseph Myers <joseph@codesourcery.com>
222 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
223 * config/frv/frv.h (ASM_SPEC): Likewise.
224 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
225 * config/m68k/linux.h (ASM_SPEC): Likewise.
226 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
227 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
228 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
229 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
230 * config/sparc/linux.h (ASM_SPEC): Likewise.
231 * config/sparc/linux64.h (ASM_SPEC): Likewise.
232 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
233 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
235 2011-01-26 Steve Ellcey <sje@cup.hp.com>
238 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
240 (vec_extract_evenodd_help): Ditto.
241 (vec_extract_evenv4hi): Ditto.
242 (vec_extract_oddv4hi): Ditto.
243 (vec_interleave_lowv2si): Ditto.
244 (vec_interleave_highv2si): Ditto.
245 (vec_extract_evenv2si): Ditto.
246 (vec_extract_oddv2si: Ditto.
247 (vec_pack_trunc_v2si): Ditto.
249 2011-01-22 Jan Hubicka <jh@suse.cz>
252 * cgraph.h (cgraph_local_info): New field can_change_signature.
253 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
254 signature can change.
255 (ipcp_estimate_growth): Call sequence simplify only if calle signature
257 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
258 (cgraph_function_versioning): We can not change signature of functions
259 that don't allow that.
260 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
261 (lto_input_node): Likewise.
262 * ipa-inline.c (compute_inline_parameters): Compute local.can_change_signature.
263 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
264 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on functions
265 that can not change signature.
266 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
267 init_cumulative_args): Do not use local calling conventions for functions
268 that can not change signature.
270 2011-01-22 Jan Hubicka <jh@suse.cz>
272 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
274 2011-01-26 Richard Guenther <rguenther@suse.de>
276 PR tree-optimization/47190
277 * cgraphunit.c (process_common_attributes): New function.
278 (process_function_and_variable_attributes): Use it.
280 2011-01-26 Richard Guenther <rguenther@suse.de>
283 * cgraphbuild.c (record_eh_tables): Record reference to personality
286 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
289 * sel-sched.c (moveup_expr): Don't let debug insns prevent
290 non-debug insns from moving up.
292 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
295 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
296 t-dlldir{,-x} fragment for build and add it to tmake_file.
297 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
298 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
299 * config/i386/t-dlldir: New file.
300 (SHLIB_DLLDIR): Define.
301 * config/i386/t-dlldir-x: New file.
302 (SHLIB_DLLDIR): Define.
303 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
304 (SHLIB_INSTALL): Use it.
306 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
309 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
310 lower bound of the allowed Thumb-2 coprocessor load/store
311 index range to -256. Add explaining comment.
313 2011-01-25 Ian Lance Taylor <iant@google.com>
315 * godump.c (go_define): Improve lexing of macro expansion to only
316 accept expressions which match Go spec.
318 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
321 * tree.c (handle_dll_attribute): Handle it.
322 * doc/extend.texi (@item dllexport): Mention it.
323 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
325 2011-01-25 Ian Lance Taylor <iant@google.com>
327 PR tree-optimization/26854
328 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
329 (decl_jump_unsafe): Move higher in file, with no other change.
330 (bind): Set has_jump_unsafe_decl if appropriate.
331 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
332 (check_earlier_gotos): Likewise.
333 (c_check_switch_jump_warnings): Likewise.
335 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
337 * doc/invoke.texi (Warning Options): Add missing hyphen.
338 (-fprofile-dir): Minor grammatical fixes.
339 (-fbranch-probabilities): Likewise.
341 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
345 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
347 (no_real_insns_p, schedule_block, set_priorities): Drop special
348 treatment of boundary debug insns.
349 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug
351 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
352 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
353 (BOUNDARY_DEBUG_INSN_P): Likewise.
354 (SCHEDULE_DEBUG_INSN_P): Likewise.
355 * sched-rgn.c (init_ready_list): Drop special treatment of
356 boundary debug insns.
357 * final.c (rest_of_clean-state): Clear notes' BB.
359 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
361 * Makefile.in (LAMBDA_H): Removed.
362 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
363 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
364 lambda-trans.o, and tree-loop-linear.o.
365 (lto-symtab.o): Remove dependence on LAMBDA_H.
366 (tree-loop-linear.o): Remove rule.
367 (lambda-mat.o): Same.
368 (lambda-trans.o): Same.
369 (lambda-code.o): Same.
370 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
371 (tree-vect-slp.o): Same.
372 * hwint.h (gcd): Moved here.
373 (least_common_multiple): Same.
374 * lambda-code.c: Removed.
375 * lambda-mat.c: Removed.
376 * lambda-trans.c: Removed.
378 * tree-loop-linear.c: Removed.
379 * lto-symtab.c: Do not include lambda.h.
380 * omega.c (gcd): Removed.
381 * passes.c (init_optimization_passes): Remove pass_linear_transform.
382 * tree-data-ref.c (print_lambda_vector): Moved here.
383 (lambda_vector_copy): Same.
384 (lambda_matrix_copy): Same.
385 (lambda_matrix_id): Same.
386 (lambda_vector_first_nz): Same.
387 (lambda_matrix_row_add): Same.
388 (lambda_matrix_row_exchange): Same.
389 (lambda_vector_mult_const): Same.
390 (lambda_vector_negate): Same.
391 (lambda_matrix_row_negate): Same.
392 (lambda_vector_equal): Same.
393 (lambda_matrix_right_hermite): Same.
394 * tree-data-ref.h: Do not include lambda.h.
395 (lambda_vector): Moved here.
396 (lambda_matrix): Same.
397 (dependence_level): Same.
398 (lambda_transform_legal_p): Removed declaration.
399 (lambda_collect_parameters): Same.
400 (lambda_compute_access_matrices): Same.
401 (lambda_vector_gcd): Same.
402 (lambda_vector_new): Same.
403 (lambda_vector_clear): Same.
404 (lambda_vector_lexico_pos): Same.
405 (lambda_vector_zerop): Same.
406 (lambda_matrix_new): Same.
407 * tree-flow.h (least_common_multiple): Removed declaration.
408 * tree-parloops.c (lambda_trans_matrix): Moved here.
412 (LTM_DENOMINATOR): Same.
413 (lambda_trans_matrix_new): Same.
414 (lambda_matrix_vector_mult): Same.
415 (lambda_transform_legal_p): Same.
416 * tree-pass.h (pass_linear_transform): Removed declaration.
417 * tree-ssa-loop.c (tree_linear_transform): Removed.
418 (gate_tree_linear_transform): Removed.
419 (pass_linear_transform): Removed.
420 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
421 flag_loop_interchange.
423 2011-01-25 Jakub Jelinek <jakub@redhat.com>
425 PR tree-optimization/47265
426 PR tree-optimization/47443
427 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
428 if name still has some uses.
430 2011-01-25 Martin Jambor <mjambor@suse.cz>
432 PR tree-optimization/47382
433 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
434 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
436 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
438 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
439 sjlj_except_unwind_info.
441 2011-01-25 Richard Guenther <rguenther@suse.de>
443 PR tree-optimization/47426
444 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
445 visible functions results escape.
447 2011-01-25 Jakub Jelinek <jakub@redhat.com>
450 * config/arm/arm.c (any_sibcall_uses_r3): New function.
451 (arm_get_frame_offsets): Use it.
453 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
454 Jakub Jelinek <jakub@redhat.com>
456 PR tree-optimization/47271
457 * tree-if-conv.c (bb_postdominates_preds): New.
458 (if_convertible_bb_p): Call bb_postdominates_preds.
459 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
460 (predicate_scalar_phi): Call bb_postdominates_preds.
462 2011-01-25 Nick Clifton <nickc@redhat.com>
464 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
465 * config/rx/rx.c (rx_function_value): Likewise.
466 (rx_promote_function_mode): Likewise.
467 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
468 in order to make it legitimate.
469 * config/rx/rx.md (adddi3_internal): If the second operand is a
470 MEM make sure that the first operand is the same as the result
472 (addsi3_unspec): Delete.
473 (subdi3): Do not accept immediate operands.
474 (subdi3_internal): Likewise.
476 2011-01-25 Jeff Law <law@redhat.com>
478 PR rtl-optimization/37273
479 * ira-costs.c (scan_one_insn): Detect constants living in memory and
480 handle them like argument loads from stack slots. Do not double
481 count memory for memory constants and argument loads from stack slots.
483 2011-01-25 Jakub Jelinek <jakub@redhat.com>
485 PR tree-optimization/47427
486 PR tree-optimization/47428
487 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
488 coalesce if the new root var would be TREE_READONLY.
490 2011-01-25 Richard Guenther <rguenther@suse.de>
493 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
494 correct type for TBAA.
496 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
498 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
499 (close_phi_written_to_memory): Call for_each_index with
500 dr_indices_valid_in_loop.
502 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
504 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
505 when it is initialized.
507 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
509 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
510 call to graphite_find_data_references_in_stmt.
511 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
512 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
513 call to graphite_find_data_references_in_stmt.
514 (analyze_drs_in_stmts): Same.
515 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
516 in which the scalar analysis of indices is performed.
517 (create_data_ref): Same. Update call to dr_analyze_indices.
518 (find_data_references_in_stmt): Update call to create_data_ref.
519 (graphite_find_data_references_in_stmt): Same.
520 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
522 (create_data_ref): Same.
523 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
524 call to create_data_ref.
526 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
528 * graphite-sese-to-poly.c (build_poly_scop): Move
529 rewrite_commutative_reductions_out_of_ssa before
530 find_scop_parameters.
532 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
534 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
535 VAR_DECL, PARM_DECL, and RESULT_DECL.
537 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
539 * graphite-dependences.c (reduction_dr_1): Allow several reductions
541 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
542 that have already been marked as PBB_IS_REDUCTION.
544 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
546 * graphite-scop-detection.c (same_close_phi_node): New.
547 (remove_duplicate_close_phi): New.
548 (make_close_phi_nodes_unique): New.
549 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
551 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
553 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
554 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
555 of both data references to be the same.
557 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
559 * graphite-dependences.c (build_lexicographical_constraint): Remove the
561 (build_lexicographical_constraint): Adjust call to ppl_powerset_is_empty.
562 (dependence_polyhedron): Same.
563 (graphite_legal_transform_dr): Same.
564 (graphite_carried_dependence_level_k): Same.
565 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params parameter.
566 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
568 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
570 * graphite-sese-to-poly.c
571 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
572 (close_phi_written_to_memory): New.
573 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
576 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
578 * doc/install.texi: Update the expected version number of PPL to 0.11.
579 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
580 #if PPL_VERSION_MINOR < 11.
582 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
584 * graphite-dependences.c: Include graphite-cloog-util.h.
585 (new_poly_ddr): Inlined into dependence_polyhedron.
586 (free_poly_ddr): Moved close by new_poly_ddr.
587 (dependence_polyhedron_1): Renamed dependence_polyhedron.
588 Early return NULL when ppl_powerset_is_empty returns true.
589 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
590 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
591 (graphite_legal_transform_dr): Call new_poly_ddr.
592 (graphite_carried_dependence_level_k): Same.
593 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
594 (dot_transformed_deps_stmt_1): Removed.
595 (dot_deps_stmt_1): Call dot_deps_stmt_2.
596 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
597 (dot_deps_1): Call dot_deps_2.
598 * Makefile.in (graphite-dependences.o): Add missing dependence on
599 graphite-cloog-util.h.
601 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
603 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
604 (build_lexicographical_constraint): Same.
605 (dependence_polyhedron_1): Same.
606 (graphite_legal_transform_dr): Same.
607 (graphite_carried_dependence_level_k): Same.
608 * graphite-ppl.c (ppl_powerset_is_empty): New.
609 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
610 * tree-data-ref.c (dump_data_reference): Print the basic block index.
612 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
614 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
615 the "a followed by b" relation and document it.
617 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
619 * graphite-dependences.c (build_lexicographical_constraint): Stop the
620 iteration when the bag of constraints is empty.
622 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
624 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
626 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
628 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
629 nest and two loop depths as parameters.
630 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
633 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
635 * graphite-dependences.c (print_pddr): Call
636 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
638 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
640 * graphite-ppl.c (debug_gmp_value): New.
641 * graphite-ppl.h (debug_gmp_value): Declared.
643 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
645 * doc/install.texi: Document availability of cloog-0.16.
647 2011-01-25 Vladimir Kargov <kargov@gmail.com>
649 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
650 invalid postdominance info.
652 2011-01-24 Jan Hubicka <jh@suse.cz>
655 * doc/extend.texi (weak pragma): Drop claim that it must
656 appear before definition.
657 * varasm.c (merge_weak, declare_weak): Only sanity check
658 that DECL is not output at a time it is declared weak.
660 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
662 * machmode.def: Fixed comments.
664 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
666 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
668 2011-01-24 Paul Koning <ni1d@arrl.net>
670 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
673 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
676 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
677 (block_info): Add scanned and prev.
678 (move_or_delete_vzeroupper_2): Return if the basic block
679 has been scanned and the upper 128bit state is unchanged
681 (move_or_delete_vzeroupper_1): Return true if the exit
683 (move_or_delete_vzeroupper): Visit basic blocks using the
684 work-list based algorithm based on vt_find_locations in
687 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
689 2011-01-24 Nick Clifton <nickc@redhat.com>
691 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
692 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
693 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
694 then define __v850e1__.
695 * doc/invoke.texi: Document -mv850es.
697 2011-01-24 Richard Henderson <rth@redhat.com>
699 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
700 compound unordered comparisons.
701 * config/rx/rx.c (rx_split_fp_compare): Remove.
702 * config/rx/rx-protos.h: Update.
703 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
704 (cbranchsf4): Don't call rx_split_fp_compare.
705 (*cbranchsf4): Use rx_split_cbranch.
706 (*cmpsf): Don't accept "i" constraint.
707 (*conditional_branch): Only valid after reload.
708 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
710 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
713 * config/rs6000/altivec.md (vector constant splitters): Add
714 support for creating vector single precision constants if -mvsx is
715 used and we would create the constant using Altivec primitives.
717 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
718 Richard Sandiford <rdsandiford@googlemail.com>
720 PR rtl-optimization/47166
721 * reload1.c (emit_reload_insns): Disable the spill_reg_store
722 mechanism for PRE_MODIFY and POST_MODIFY.
723 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
726 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
728 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
730 2011-01-22 Jan Hubicka <jh@suse.cz>
733 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
735 2011-01-22 Jan Hubicka <jh@suse.cz>
737 PR tree-optimization/43884
739 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
740 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
742 2011-01-22 Anatoly Sokolov <aesok@post.ru>
744 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
745 * config/s390/s390.c (s390_register_move_cost,
746 s390_memory_move_cost): New.
747 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
749 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
752 * except.c (sjlj_assign_call_site_values): Move setting the
753 crtl->uses_eh_lsda flag to ...
754 (sjlj_mark_call_sites): ... here.
755 (sjlj_emit_function_enter): Support NULL dispatch label.
756 (sjlj_build_landing_pads): In a function with no landing pads
757 that still has must-not-throw regions, generate code to register
758 a personality function with empty LSDA.
760 2011-01-21 Richard Henderson <rth@redhat.com>
762 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
764 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
766 * compare-elim.c: New file.
767 * Makefile.in (OBJS-common): Add it.
768 (compare-elim.o): New.
769 * common.opt (fcompare-elim): New.
770 * opts.c (default_options_table): Add OPT_fcompare_elim.
771 * tree-pass.h (pass_compare_elim_after_reload): New.
772 * passes.c (init_optimization_passes): Add it.
773 * recog.h: Protect against re-inclusion.
774 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
775 * doc/invoke.texi (-fcompare-elim): Document it.
776 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
777 * doc/tm.texi: Rebuild.
779 2011-01-22 Nick Clifton <nickc@redhat.com>
781 * config/rx/rx.md (cstoresf4): Pass comparison operator to
784 2011-01-22 Nick Clifton <nickc@redhat.com>
786 * config/rx/rx.md (UNSPEC_CONST): New.
787 (deallocate_and_return): Wrap the amount popped off the stack in
788 an UNSPEC_CONST in order to stop it being rejected by
790 (pop_and_return): Add a "(return)" rtx.
791 (call): Drop the immediate operand.
792 (call_internal): Likewise.
793 (call_value): Likewise.
794 (call_value_internal): Likewise.
795 (sibcall_internal): Likewise.
796 (sibcall_value_internal): Likewise.
797 (sibcall): Likewise. Generate an explicit call using
799 (sibcall_value): Likewise.
800 (mov<>): FAIL if a constant operand is not legitimate.
801 (addsi3_unpsec): New pattern.
803 * config/rx/rx.c (rx_print_operand_address): Handle UNPSEC
805 (ok_for_max_constant): New function.
806 (gen_safe_add): New function.
807 (rx_expand_prologue): Use gen_safe_add.
808 (rx_expand_epilogue): Likewise.
809 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
812 2011-01-21 Jeff Law <law@redhat.com>
814 PR tree-optimization/47053
815 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
816 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
817 statements are deleted.
818 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
819 is nonempty, then purge dead edges and cleanup the CFG.
821 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
825 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
827 * tree-dfa.c (create_var_ann): Mark variable as used.
829 2011-01-21 Jakub Jelinek <jakub@redhat.com>
832 * except.c (convert_to_eh_region_ranges): Emit queued no-region
833 notes from other section in hot/cold partitioning even if
834 last_action is -3. Increment call_site_base.
836 PR rtl-optimization/47366
837 * fwprop.c (forward_propagate_into): Return bool. If
838 any changes are made, -fnon-call-exceptions is used and
839 REG_EH_REGION note is present, call purge_dead_edges
840 and return true if it purged anything.
841 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
842 any EH edges were purged.
844 2011-01-21 Jeff Law <law@redhat.com>
846 PR rtl-optimization/41619
847 * caller-save.c (setup_save_areas): Break out code to determine
848 which hard regs are live across calls by examining the reload chains
849 so that it is always used.
850 Eliminate code which checked REG_N_CALLS_CROSSED.
852 2011-01-21 Jakub Jelinek <jakub@redhat.com>
854 PR tree-optimization/47355
855 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
856 NOP has non-debug uses beyond PHIs in new_bb.
858 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
861 * cfgexpand.c (account_used_vars_for_block): Only account vars
862 that are annotated as used.
863 (estimated_stack_frame_size): Don't set TREE_USED.
864 * tree-dfa.c (create_var_ann): Mark variable as used.
866 2011-01-21 Richard Guenther <rguenther@suse.de>
869 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
871 2011-01-21 Richard Guenther <rguenther@suse.de>
873 PR tree-optimization/47365
874 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
875 (vn_reference_lookup_pieces): Adjust.
876 (vn_reference_lookup): Likewise.
877 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
878 (vn_reference_lookup_3): Only look through kills if in
880 (vn_reference_lookup_pieces): Adjust.
881 (vn_reference_lookup): Likewise.
882 (visit_reference_op_load): Likewise.
883 (visit_reference_op_store): Likewise.
884 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
885 (compute_avail): Likewise.
886 (eliminate): Likewise.
888 2011-01-21 Jakub Jelinek <jakub@redhat.com>
890 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
891 DECL_IGNORED_P non-reg vars if they are used.
893 PR tree-optimization/47391
894 * varpool.c (const_value_known_p): Return false if
897 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
900 * config/i386/i386.c (ix86_local_alignment): Handle
901 case for va_list_type_node is nil.
902 (ix86_canonical_va_list_type): Likewise.
904 2011-01-21 Alan Modra <amodra@gmail.com>
906 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
907 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
909 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
911 * config/arm/arm.md (define_attr type): Rename f_load
912 and f_store to f_fpa_load and f_fpa_store. Update.
913 (write_conflict): Deal with rename fallout.
914 (*push_fp_multi): Likewise.
915 * config/arm/fpa.md (f_load): Use f_fpa_load.
916 (f_store): Use f_fpa_store.
917 (*movsf_fpa): Likewise.
918 (*movdf_fpa): Likewise.
919 (*movxf_fpa): Likewise.
920 (*thumb2_movsf_fpa): Likewise.
921 (*thumb2_movdf_fpa): Likewise.
922 (*thumb2_movxf_fpa): Likewise.
923 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
924 f_loadd and f_stored.
925 (*thumb2_movdi_vfp): Likewise.
926 (*thumb2_movsf_vfp): Fix attribute to f_loads.
927 (*thumb2_movsi_vfp): Likewise.
928 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
929 Use f_loads instead of f_load.
930 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
932 2011-01-20 Anatoly Sokolov <aesok@post.ru>
934 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
935 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
936 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
937 (xtensa_mode_dependent_address_p): New function.
938 (constantpool_address_p): Make static. Change return type to bool.
939 Change argument type to const_rtx. Use CONST_INT_P predicate.
941 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
944 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
946 2011-01-20 Jakub Jelinek <jakub@redhat.com>
949 * cfgexpand.c (expand_debug_expr): Instead of generating
950 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
953 2011-01-20 Richard Guenther <rguenther@suse.de>
956 * tree-inline.c (remap_gimple_op_r): Recurse manually for
957 the pointer operand of MEM_REFs.
959 2011-01-20 Jakub Jelinek <jakub@redhat.com>
961 PR tree-optimization/46130
962 * ipa-split.c (consider_split): If return_bb contains non-virtual
963 PHIs other than for retval or if split_function would not adjust it,
966 2011-01-20 Richard Guenther <rguenther@suse.de>
968 PR tree-optimization/47167
969 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
970 Revert previous change, only avoid enumeral type changes.
972 2011-01-19 Dodji Seketeli <dodji@redhat.com>
975 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
976 (gen_scheduled_generic_parms_dies): New functions.
977 (gen_struct_or_union_type_die): Schedule template parameters DIEs
978 generation for the end of CU compilation.
979 (dwarf2out_finish): Generate template parameters DIEs here.
981 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
984 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
985 debug bind stmt on merge edges.
987 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
991 * function.c (instantiate_expr): Instantiate incoming rtl of
992 implicit arguments, and recurse on VALUE_EXPRs.
993 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
994 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
996 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
998 * c-parser.c (c_parser_for_statement): Initialize
999 collection_expression.
1001 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1003 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1005 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1007 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1008 (LINK_SHLIB_SPEC): Don't use %(link_path).
1009 (SUBTARGET_EXTRA_SPECS): Remove link_path.
1011 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1013 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1014 (NO_SHARED_LIB_SUPPORT): Remove.
1015 (LINK_SHLIB_SPEC): Remove one conditional definition.
1017 2011-01-19 Joseph Myers <joseph@codesourcery.com>
1019 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1021 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1022 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1023 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1024 %{call_shared} and conditionals on these options not being passed.
1025 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1028 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1030 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1033 * ipa-split.c: Spelling fixes.
1035 2011-01-19 Richard Henderson <rth@redhat.com>
1037 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1038 (*mulsi3): Likewise.
1040 * longlong.h [__mn10300__] (count_leading_zeros): New.
1041 [__mn10300__] (umul_ppmm, smul_ppmm): New.
1042 [__mn10300__] (add_ssaaaa, subddmmss): New.
1043 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
1044 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
1046 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1048 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
1050 2011-01-19 Richard Henderson <rth@redhat.com>
1052 * config/mn10300/mn10300.md (addsi3_flags): New.
1053 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
1054 (subsi3_flags, subc_internal, subdi3): New.
1055 (subdi3_internal, *subdi3_degenerate): New.
1056 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
1058 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
1059 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
1060 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
1061 * config/mn10300/mn10300-protos.h: Update.
1062 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
1063 (return_ret): Likewise. Rename from return_internal_regs.
1064 (return_internal): Remove.
1066 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
1067 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
1068 (mn10300_legitimate_constant_p): Likewise.
1069 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
1070 (mn10300_frame_size): New.
1071 (mn10300_expand_prologue): Use it.
1072 (mn10300_expand_epilogue): Likewise.
1073 (mn10300_initial_offset): Likewise.
1074 * config/mn10300/mn10300-protos.h: Update.
1075 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
1076 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
1077 (prologue, epilogue, return_internal): Tidy output code.
1078 (mn10300_store_multiple_operation, return): Likewise.
1079 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
1080 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
1081 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
1082 (load_pic, am33_load_pic): New.
1083 (mn10300_load_pic0, mn10300_load_pic1): New.
1085 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
1086 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
1087 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
1088 (cc_flags_for_mode, cc_flags_for_code): New.
1089 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
1090 overflow flag is not valid. Validate that the flags we need
1091 for the comparison are valid.
1092 (mn10300_output_cmp): Remove.
1093 (mn10300_output_add): New.
1094 (mn10300_select_cc_mode): Use cc_flags_for_code.
1095 (mn10300_split_cbranch): New.
1096 (mn10300_match_ccmode): New.
1097 (mn10300_split_and_operand_count): New.
1098 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
1100 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
1101 (addsi3): ... here. Use mn10300_output_add.
1102 (*addsi3_flags): New.
1103 (*am33_subsi3, *mn10300_subsi3): Merge...
1104 (subsi3): ... here. Use attribute isa.
1105 (*subsi3_flags): New.
1106 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
1108 (*am33_andsi3, *mn10300_andsi3): Merge...
1110 (*andsi3_flags): New.
1111 (andsi3 splitters): New.
1112 (*am33_iorsi3, *mn10300_iorsi3): Merge...
1114 (*iorsi3_flags): New.
1115 (*am33_xorsi3, *mn10300_xorsi3): Merge...
1117 (*xorsi3_flags): New.
1118 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
1119 (one_cmplsi2): ... here.
1120 (*one_cmplsi2_flags): New.
1121 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
1122 instead of "dax" in constraints. Use mn10300_split_cbranch.
1123 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
1124 use matching constraints to eliminate a self-comparison.
1125 (*integer_conditional_branch): Rename from integer_conditional_branch.
1126 Use int_mode_flags to match CC_REG.
1127 (*cbranchsi4_btst, *btstsi): New.
1128 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
1129 mn10300_split_cbranch.
1130 (*am33_cmpsf): Rename from am33_cmpsf.
1131 (*float_conditional_branch): Rename from float_conditional_branch.
1132 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
1133 (zero_extendqisi2): ... here.
1134 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
1135 (zero_extendhisi2): ... here.
1136 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
1137 (extendqisi2): ... here.
1138 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
1139 (extendhisi2): ... here.
1140 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
1141 (ashlsi3): ... here.
1142 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
1143 (lshrsi3): ... here.
1144 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
1145 (ashrsi3): ... here.
1146 (consecutive add peephole): Remove.
1147 * config/mn10300/predicates.md (label_ref_operand): New.
1148 (int_mode_flags): New.
1149 (CCZN_comparison_operator): New.
1151 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
1152 (throughput_42_latency_43): New reservation.
1153 (mulsidi3, umulsidi3): New expanders.
1154 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
1155 the MDR register to allocation; separately allocate the low and
1156 high parts of the DImode result.
1157 (umulsidi3_internal): Similarly.
1158 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
1159 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
1160 (udivsi3, umodsi3): Remove.
1161 (udivmodsi4, divmodsi4): New expanders.
1162 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
1163 (*divmodsi4): Simiarly.
1164 (ext_internal): New.
1166 * config/mn10300/constraints.md ("z"): New constraint.
1167 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
1168 (FIXED_REGISTERS): Don't fix MDR.
1169 (CALL_USED_REGSITERS): Reformat nicely.
1170 (REG_ALLOC_ORDER): Add MDR.
1171 (enum regclass): Add MDR_REGS.
1172 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
1173 (IRA_COVER_CLASSES): Add MDR_REGS.
1174 (REGNO_REG_CLASS): Handle MDR_REG.
1175 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
1176 (mn10300_register_move_cost): Likewise.
1177 * config/mn10300/mn10300.md (MDR_REG): New.
1178 (*movsi_internal): Handle moves to/from MDR_REGS.
1180 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
1182 (mn10300_secondary_reload): Tidy combination reload classes.
1183 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
1184 addresses for AM33. Allow symbolic offsets for reg+imm.
1185 (mn10300_regno_in_class_p): New.
1186 (mn10300_legitimize_reload_address): New.
1187 * config/mn10300/mn10300.h (enum reg_class): Remove
1188 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
1189 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
1191 (REG_CLASS_NAMES): Update to match.
1192 (REG_CLASS_CONTENTS): Likewise.
1193 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
1194 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
1195 (REGNO_IN_RANGE_P): Remove.
1196 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
1197 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
1198 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
1199 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
1200 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
1201 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
1202 (REGNO_GENERAL_P): New.
1203 (HAVE_POST_MODIFY_DISP): New.
1204 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
1205 (LEGITIMIZE_RELOAD_ADDRESS): New.
1206 * config/mn10300/mn10300-protos.h: Update.
1208 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
1209 DATA_REGS for AM33 stack-pointer destination.
1210 (mn10300_preferred_output_reload_class): Likewise.
1211 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
1212 into a form appropriate for ...
1213 (TARGET_SECONDARY_RELOAD): New.
1214 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
1215 * config/mn10300/mn10300-protos.h: Update.
1216 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
1217 reload_insi; use the "A" constraint for the scratch; handle AM33
1218 moves of sp to non-address registers.
1220 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
1221 (*movqi_internal): ... here.
1222 (*am33_movhi, *mn10300_movhi): Merge into...
1223 (*movhi_internal): ... here.
1224 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
1225 as the source/destination of moves from/to SP.
1226 (movsf): Only allow for AM33-2.
1227 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
1228 any integer constant constraint. Only allow for AM33-2. Tidy
1229 all of the alternative outputs.
1230 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
1231 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
1233 (udivsi3, umodsi3): New patterns for MN103 only.
1235 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
1237 * doc/tm.texi.in: Spell out that a lack of register class unions
1239 * doc/tm.texi: Regenerate.
1241 2011-01-19 Jakub Jelinek <jakub@redhat.com>
1243 PR rtl-optimization/47337
1244 * dce.c (check_argument_store): New function.
1245 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
1247 PR tree-optimization/47290
1248 * tree-eh.c (infinite_empty_loop_p): New function.
1249 (cleanup_empty_eh): Use it.
1251 2011-01-18 Steve Ellcey <sje@cup.hp.com>
1254 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
1255 (a64_expand_widen_sum): Ditto.
1256 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
1257 (vec_extract_evenodd_help): Ditto.
1258 (vec_extract_evenv4hi): Ditto.
1259 (vec_extract_oddv4hi): Ditto.
1260 (vec_extract_evenv2si): Ditto.
1261 (vec_extract_oddv2si): Ditto.
1262 (vec_extract_evenv2sf): Ditto.
1263 (vec_extract_oddv2sf): Ditto.
1264 (vec_pack_trunc_v4hi: Ditto.
1265 (vec_pack_trunc_v2si): Ditto.
1266 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
1267 (vec_interleave_highv8qi): Ditto.
1269 (vec_extract_oddv8qi): Ditto.
1270 (vec_interleave_lowv4hi): Ditto.
1271 (vec_interleave_highv4hi): Ditto.
1272 (vec_interleave_lowv2si): Ditto.
1273 (vec_interleave_highv2si): Ditto.
1275 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1277 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
1278 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
1279 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
1280 (pa_c_mode_for_suffix): New.
1281 (TARGET_EXPAND_BUILTIN): Define.
1282 (TARGET_C_MODE_FOR_SUFFIX): Define.
1283 (pa_builtins): Define.
1284 (pa_init_builtins): Register __float128 type and init new support
1286 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
1287 * config/pa/quadlib.c (_U_Qfcopysign): New.
1289 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
1292 * explow.c (allocate_dynamic_stack_space): Do not assume more than
1293 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
1296 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1298 PR tree-optimization/47179
1299 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
1300 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
1302 2011-01-18 Richard Guenther <rguenther@suse.de>
1304 PR rtl-optimization/47216
1305 * emit-rtl.c: Include tree-flow.h.
1306 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
1307 of replicating it with different semantics.
1308 * Makefile.in (emit-rtl.o): Adjust.
1310 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1312 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually
1314 (cortex_a9_dp): Handle neon types correctly.
1316 2011-01-18 Jakub Jelinek <jakub@redhat.com>
1318 PR rtl-optimization/47299
1319 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
1320 subtarget. Use normal multiplication if both operands are
1322 * expmed.c (expand_widening_mult): Don't try to optimize constant
1323 multiplication if op0 has VOIDmode. Convert op1 constant to mode
1326 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1328 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
1329 spacing after 'e.g.', typos, comma, hyphenation.
1331 2011-01-17 Richard Henderson <rth@redhat.com>
1333 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
1334 (rx_restricted_mem_operand): New.
1335 (rx_shift_operand): Use register_operand.
1336 (rx_source_operand, rx_compare_operand): Likewise.
1337 * config/rx/rx.md (addsi3_flags): New expander.
1338 (adddi3): Rewrite as expander.
1339 (adc_internal, *adc_flags, adddi3_internal): New patterns.
1340 (subsi3_flags): New expander.
1341 (subdi3): Rewrite as expander.
1342 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
1344 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
1345 (rx_init_builtins): Remove sat builtin.
1346 (rx_expand_builtin): Likewise.
1347 * config/rx/rx.md (ssaddsi3): New.
1348 (*sat): Rename from sat. Represent the CC_REG input.
1350 * config/rx/predicates.md (rshift_operator): New.
1351 * config/rx/rx.c (rx_expand_insv): Remove.
1352 * config/rx/rx-protos.h: Update.
1353 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
1354 operand to the canonical position.
1355 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
1356 (*bitclr, *bitclr_in_memory): Similarly.
1357 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
1358 (insv): Retain the zero_extract in the expansion.
1360 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
1361 (bswaphi2, bitinvert, revw): Likewise.
1363 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
1364 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1365 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
1366 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
1367 (bitset, bitset_in_memory): Likewise.
1368 (bitinvert, bitinvert_in_memory): Likewise.
1369 (bitclr, bitclr_in_memory): Likewise.
1370 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
1371 (rx_strend, rx_cmpstrn): Likewise.
1372 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
1373 (bitop peep2 patterns): Remove.
1375 * config/rx/rx.c (rx_match_ccmode): New.
1376 * config/rx/rx-protos.h: Update.
1377 * config/rx/rx.md (abssi2): Clobber, don't set flags.
1378 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
1379 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
1380 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
1381 (fix_truncsfsi2, floatsisf2): Likewise.
1382 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
1383 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
1384 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
1385 (*subsi3_flags, *xorsi3_flags): New.
1387 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
1389 * config/rx/rx.c (rx_print_operand): Remove workaround for
1390 unsplit comparison operations.
1392 * config/rx/rx.md (movsicc): Split after reload.
1393 (*movsicc): Merge *movsieq and *movsine via match_operator.
1394 (*stcc): New pattern.
1396 * config/rx/rx.c (rx_float_compare_mode): Remove.
1397 * config/rx/rx.h (rx_float_compare_mode): Remove.
1398 * config/rx/rx.md (cstoresi4): Split after reload.
1399 (*sccc): New pattern.
1401 * config/rx/predicates.md (label_ref_operand): New.
1402 (rx_z_comparison_operator): New.
1403 (rx_zs_comparison_operator): New.
1404 (rx_fp_comparison_operator): New.
1405 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
1406 Validate that the flags are set properly for the comparison.
1407 (rx_gen_cond_branch_template): Remove.
1408 (rx_cc_modes_compatible): Remove.
1409 (mode_from_flags): New.
1410 (flags_from_code): Rename from flags_needed_for_conditional.
1411 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
1412 (rx_select_cc_mode): Likewise.
1413 (rx_split_fp_compare): New.
1414 (rx_split_cbranch): New.
1415 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
1416 (*cbranchsi4): Use match_operator and rx_split_cbranch.
1417 (*cbranchsf4): Similarly.
1418 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
1419 match_operator and rx_split_cbranch.
1420 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
1421 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
1422 (*cmpsi): Rename from cmpsi.
1423 (*tstsi): Rename from tstsi.
1424 (*cmpsf): Rename from cmpsf; use CC_Fmode.
1425 (*conditional_branch): Rename from conditional_branch.
1426 (*reveresed_conditional_branch): Remove.
1427 (b<code>): Remove expander.
1428 * config/rx/rx-protos.h: Update.
1430 * config/rx/rx.c (rx_compare_redundant): Remove.
1431 * config/rx/rx.md (cmpsi): Don't use it.
1432 * config/rx/rx-protos.h: Update.
1434 * config/rx/rx-modes.def (CC_F): New mode.
1435 * config/rx/rx.c (rx_select_cc_mode): New.
1436 * config/rx/rx.h (SELECT_CC_MODE): Use it.
1437 * config/rx/rx-protos.h: Update.
1439 2011-01-17 Richard Henderson <rth@redhat.com>
1441 * except.c (dump_eh_tree): Fix stray ; after for statement.
1443 2011-01-17 Richard Guenther <rguenther@suse.de>
1445 PR tree-optimization/47313
1446 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
1447 handling before copying the body. Properly deal with
1448 by-reference result in SSA form.
1450 2011-01-17 Ian Lance Taylor <iant@google.com>
1453 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
1454 (struct_value_alias_set): Don't define.
1455 (sparc_option_override): Don't set sparc_sr_alias_set and
1456 struct_value_alias_set.
1457 (save_or_restore_regs): Use gen_frame_mem rather than calling
1459 (sparc_struct_value_rtx): Likewise.
1461 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
1464 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
1466 (_mm_maskstore_pd): Likewise.
1467 (_mm_maskload_ps): Likewise.
1468 (_mm_maskstore_ps): Likewise.
1469 (_mm256_maskload_pd): Change mask to __m256i.
1470 (_mm256_maskstore_pd): Likewise.
1471 (_mm256_maskload_ps): Likewise.
1472 (_mm256_maskstore_ps): Likewise.
1474 * config/i386/i386-builtin-types.def: Updated.
1475 (ix86_expand_special_args_builtin): Likewise.
1477 * config/i386/i386.c (bdesc_special_args): Update
1478 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
1479 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
1480 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
1481 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
1483 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
1484 Use <avxpermvecmode> on mask register.
1485 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
1487 2011-01-17 Olivier Hainque <hainque@adacore.com>
1488 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1489 Eric Botcazou <ebotcazou@adacore.com>
1492 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
1493 if <= USHRT_MAX in 32-bit mode.
1495 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1497 * doc/install.texi (Configuration, Specific): Wrap long
1498 lines in examples. Allow line wrapping in long options
1499 and URLs where beneficial for PDF output.
1501 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
1503 * config/mips/mips.c (mips_classify_symbol): Don't return
1504 SYMBOL_PC_RELATIVE for nonlocal labels.
1506 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
1508 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
1510 2011-01-15 Jan Hubicka <jh@suse.cz>
1512 PR tree-optimization/47276
1513 * ipa.c (function_and_variable_visibility): Do not try to mark alias
1514 declarations as needed.
1516 2011-01-15 Martin Jambor <mjambor@suse.cz>
1518 * common.opt (fdevirtualize): New flag.
1519 * doc/invoke.texi (Option Summary): Document it.
1520 * opts.c (default_options_table): Add devirtualize flag.
1521 * ipa-prop.c (detect_type_change): Return immediately if
1522 devirtualize flag is not set.
1523 (detect_type_change_ssa): Likewise.
1524 (compute_known_type_jump_func): Likewise.
1525 (ipa_analyze_virtual_call_uses): Likewise.
1527 2011-01-14 Martin Jambor <mjambor@suse.cz>
1529 PR tree-optimization/45934
1530 PR tree-optimization/46302
1531 * ipa-prop.c (type_change_info): New type.
1532 (stmt_may_be_vtbl_ptr_store): New function.
1533 (check_stmt_for_type_change): Likewise.
1534 (detect_type_change): Likewise.
1535 (detect_type_change_ssa): Likewise.
1536 (compute_complex_assign_jump_func): Check for dynamic type change.
1537 (compute_complex_ancestor_jump_func): Likewise.
1538 (compute_known_type_jump_func): Likewise.
1539 (compute_scalar_jump_functions): Likewise.
1540 (ipa_analyze_virtual_call_uses): Likewise.
1541 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
1543 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1545 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
1546 * config/i386/i386.opt (msse5): New Alias.
1548 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1550 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1551 * config/sparc/linux64.h (CC1_SPEC): Likewise.
1552 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1553 * config/sparc/sparc.h (CC1_SPEC): Likewise.
1555 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1557 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
1559 * config/sparc/linux64.h (CC1_SPEC): Likewise.
1560 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1561 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
1562 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
1564 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
1566 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1568 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or
1571 2011-01-14 Mike Stump <mikestump@comcast.net>
1573 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
1574 * config/fr30/fr30.md: Likweise
1575 (movsi_push): Likewise.
1576 (movsi_pop): Likewise.
1577 (enter_func): Likewise.
1578 * config/moxie/moxie.md (movsi_push): Likewise.
1579 (movsi_pop): Likewise.
1581 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1583 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
1584 %{no_archive} %{exact_version}.
1585 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
1586 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
1587 %{no_archive} %{exact_version}.
1588 * config/mips/openbsd.h (LINK_SPEC): Likewise.
1589 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
1590 * config/mips/vxworks.h: Likewise.
1592 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1594 * config/microblaze/microblaze.h (ASM_SPEC): Remove
1597 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1599 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
1600 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
1602 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1604 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
1607 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1609 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
1611 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
1612 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
1614 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
1615 Don't handle -shlib.
1617 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1619 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
1620 (CC1_SPEC): Don't handle -profile.
1622 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1624 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
1625 * config/mips/mips.h (CC1_SPEC): Likewise.
1627 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1629 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
1630 * config/mips/mips.h (CC1_SPEC): Likewise.
1632 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1634 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
1635 * config/m32r/linux.h (LINK_SPEC): Likewise.
1636 * config/mips/linux.h (LINK_SPEC): Likewise.
1637 * config/mips/linux64.h (LINK_SPEC): Likewise.
1638 * config/sparc/linux.h (LINK_SPEC): Likewise.
1639 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
1640 LINK_SPEC): Likewise.
1641 * config/xtensa/linux.h (LINK_SPEC): Likewise.
1643 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1645 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
1647 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
1649 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1651 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
1652 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
1654 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1656 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
1658 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1660 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
1661 supports -Bstatic/-Bdynamic.
1662 * configure: Regenerate.
1664 2011-01-14 Jan Hubicka <jh@suse.cz>
1665 Jack Howarth <howarth@bromo.med.uc.edu>
1668 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
1669 when checking debug_info_level. Test write_symbols instead of
1670 debug_hooks->var_location when setting flag_var_tracking_uninit.
1672 2011-01-14 Richard Guenther <rguenther@suse.de>
1674 PR tree-optimization/47179
1675 * target.def (ref_may_alias_errno): New target hook.
1676 * targhooks.h (default_ref_may_alias_errno): Declare.
1677 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
1678 (default_ref_may_alias_errno): New function.
1679 * target.h (struct ao_ref_s): Declare.
1680 * tree-ssa-alias.c: Include target.h.
1681 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
1682 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
1683 (targhooks.o): Likewise.
1684 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
1685 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
1687 2011-01-14 Richard Guenther <rguenther@suse.de>
1689 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
1691 2011-01-14 Richard Guenther <rguenther@suse.de>
1693 PR tree-optimization/47280
1694 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
1696 (tree_ssa_forward_propagate_single_use_vars): Deal with
1697 CFG changes from associate_plusminus.
1699 2011-01-14 Richard Guenther <rguenther@suse.de>
1703 2011-01-11 Richard Guenther <rguenther@suse.de>
1705 PR tree-optimization/46076
1706 * tree-ssa.c (useless_type_conversion_p): Conversions from
1707 unprototyped to empty argument list function types are useless.
1709 2011-01-14 Richard Guenther <rguenther@suse.de>
1711 PR tree-optimization/47286
1712 * tree-ssa-structalias.c (new_var_info): Register variables are global.
1714 2011-01-14 Martin Jambor <mjambor@suse.cz>
1717 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
1719 2011-01-13 Anatoly Sokolov <aesok@post.ru>
1721 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
1722 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1723 * config/xtensa/xtensa.c (xtensa_libcall_value,
1724 xtensa_function_value_regno_p): New functions.
1725 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
1727 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
1730 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
1732 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
1733 New function prototype.
1734 * config/i386/winnt.c (i386_pe_assemble_visibility):
1735 Warn only if attribute was specified by user.
1737 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
1740 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
1742 (floatunsdidf2_fcfidu): Ditto.
1744 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1746 * config/s390/s390.c (print_operand_address): Replace 'error' with
1747 'output_operand_lossage'.
1748 (print_operand): Likewise.
1750 2011-01-13 Jeff Law <law@redhat.com>
1752 PR rtl-optimization/39077
1753 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
1754 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
1755 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
1756 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
1757 * gcse.c (prune_insertions_deletions): New function.
1758 (compute_pre_data): Use it.
1760 2011-01-13 Dodji Seketeli <dodji@redhat.com>
1763 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
1765 (prune_unused_types_mark): Use it.
1767 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
1769 PR rtl-optimization/45352
1770 * sel-sched.c: Update copyright years.
1771 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
1772 in the advancing loop when we have issued issue_rate insns.
1774 2011-01-12 Richard Henderson <rth@redhat.com>
1776 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
1777 (TARGET_MD_ASM_CLOBBERS): New.
1779 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
1780 (TARGET_DELEGITIMIZE_ADDRESS): New.
1782 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
1783 (clzsi2, *bsch): New patterns.
1785 * config/mn10300/mn10300.md (INT): New mode iterator.
1786 (*mov<INT>_clr): New pattern, and peep2 to generate it.
1788 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
1789 flag_split_wide_types.
1791 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
1792 (mn10300_trampoline_init): Rewrite without a template, an immediate
1793 load and a direct branch.
1794 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
1796 2011-01-12 Anatoly Sokolov <aesok@post.ru>
1798 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
1799 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
1800 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
1801 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
1803 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
1806 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
1809 2011-01-12 Jan Hubicka <jh@suse.cz>
1812 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
1813 (PLUGIN_COND_CLOSE): New macro.
1814 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
1816 2011-01-12 Richard Guenther <rguenther@suse.de>
1819 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
1820 register variables in a MEM_REF.
1822 2011-01-12 Joseph Myers <joseph@codesourcery.com>
1824 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
1825 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
1826 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
1827 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
1828 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
1829 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
1830 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
1831 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
1832 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
1833 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
1834 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
1835 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
1836 * config/gnu-user.h: New. Copied from linux.h.
1837 (LINUX_TARGET_STARTFILE_SPEC): Rename to
1838 GNU_USER_TARGET_STARTFILE_SPEC.
1839 (LINUX_TARGET_ENDFILE_SPEC): Rename to
1840 GNU_USER_TARGET_ENDFILE_SPEC.
1841 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
1842 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
1843 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
1844 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
1845 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
1846 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
1847 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
1848 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
1849 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
1850 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
1851 * config/arm/linux-eabi.h (CC1_SPEC): Use
1852 GNU_USER_TARGET_CC1_SPEC.
1853 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
1854 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
1855 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
1856 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
1857 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
1858 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
1859 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
1860 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
1862 2011-01-12 Richard Guenther <rguenther@suse.de>
1865 * doc/invoke.texi (ffast-math): Document it is turned on
1868 2011-01-12 Jan Hubicka <jh@suse.cz>
1870 PR tree-optimization/47233
1871 * opts.c (common_handle_option): Disable ipa-reference with profile
1874 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
1876 * c-parser.c (c_parser_objc_at_property_declaration): Improved
1879 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
1881 * c-parser.c (c_lex_one_token): Updated and reindented some
1882 comments. No changes in code.
1884 2011-01-11 Ian Lance Taylor <iant@google.com>
1886 * godump.c (go_output_var): Don't output the variable if there is
1887 already a type with the same name.
1889 2011-01-11 Ian Lance Taylor <iant@google.com>
1891 * godump.c (go_format_type): Don't generate float80.
1893 2011-01-11 Richard Henderson <rth@redhat.com>
1895 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
1896 declaration. Rewrite for both speed and size.
1897 (mn10300_address_cost_1): Remove.
1898 (mn10300_register_move_cost): New.
1899 (mn10300_memory_move_cost): New.
1900 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
1901 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
1902 extensions, shifts, BSWAP, CLZ.
1903 (mn10300_wide_const_load_uses_clr): Remove.
1904 (TARGET_REGISTER_MOVE_COST): New.
1905 (TARGET_MEMORY_MOVE_COST): New.
1906 * config/mn10300/mn10300-protos.h: Update.
1907 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
1909 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
1910 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
1911 * config/mn10300/mn10300-protos.h: Update.
1912 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
1913 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
1914 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
1915 (*test_int_bitfield, *test_byte_bitfield): Remove.
1916 (*bit_test, *subreg_bit_test): Remove.
1917 * config/mn10300/predicates.md (const_8bit_operand): Remove.
1919 * config/mn10300/constraints.md ("c"): Rename from "A".
1920 ("A", "D"): New constraint letters.
1921 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
1922 (fmssf4, fnmasf4, fnmssf4): Likewise.
1924 * config/mn10300/mn10300.md (isa): New attribute.
1925 (enabled): New attribute.
1927 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
1928 (abssf2, negsf2): Define only for hardware fp.
1929 (sqrtsf2): Reformat.
1930 (addsf3, subsf3, mulsf3): Merge expander and insn.
1932 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
1933 (DEBUGGER_AUTO_OFFSET): Remove.
1934 (DEBUGGER_ARG_OFFSET): Remove.
1936 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
1937 Emit register stores with the same offsets as the hardware.
1938 (mn10300_store_multiple_operation): Don't check that the register
1939 save offsets are monotonic.
1940 * config/mn10300/mn10300-protos.h: Update.
1942 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
1944 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
1945 in terms of the value on the stack, not the MDR register.
1947 2011-01-11 Jan Hubicka <jh@suse.cz>
1951 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
1952 (symbol_alias_set_destroy, symbol_alias_set_contains,
1953 propagate_aliases_backward): Declare.
1954 * lto-streamer-out.c (struct sets): New sturcture.
1955 (trivally_defined_alias): New function.
1956 (output_alias_pair_p): Rewrite.
1957 (output_unreferenced_globals): Fix output of alias pairs.
1958 (produce_symtab): Likewise.
1959 * ipa.c (function_and_variable_visibility): Set weak alias destination
1961 * varasm.c (symbol_alias_set_t): Remove.
1962 (symbol_alias_set_destroy): Export.
1963 (propagate_aliases_forward, propagate_aliases_backward): New functions
1965 (compute_visible_aliases): ... this one; remove.
1966 (trivially_visible_alias): New
1967 (trivially_defined_alias): New.
1968 (remove_unreachable_alias_pairs): Rewrite.
1969 (finish_aliases_1): Reorganize code checking if alias is defined.
1970 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
1973 2011-01-11 Richard Guenther <rguenther@suse.de>
1975 PR tree-optimization/46076
1976 * tree-ssa.c (useless_type_conversion_p): Conversions from
1977 unprototyped to empty argument list function types are useless.
1979 2011-01-11 Richard Guenther <rguenther@suse.de>
1982 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
1983 volatile MEMs as MEM_READONLY_P.
1985 2011-01-11 Richard Guenther <rguenther@suse.de>
1987 PR tree-optimization/47239
1988 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
1990 2011-01-11 Jeff Law <law@redhat.com>
1992 PR tree-optimization/47086
1993 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
1994 IVs from statements that might throw.
1996 2011-01-10 Jan Hubicka <jh@suse.cz>
1999 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2001 2011-01-10 Jan Hubicka <jh@suse.cz>
2004 * profile.c (read_profile_edge_counts): Ignore profile inconistency
2005 when correcting profile.
2007 2011-01-10 Jan Hubicka <jh@suse.cz>
2010 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2012 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2013 Restore DECL_FINI_PRIORITY.
2015 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2017 * doc/gimple.texi: Fix quoting of multi-word return values in
2018 @deftypefn statements. Ensure presence of return value. Wrap
2019 overlong @deftypefn lines.
2020 (is_gimple_operand, is_gimple_min_invariant_address): Remove
2021 descriptions of removed functions.
2022 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2023 of multi-word return value in @deftypefn statement.
2025 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2027 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2028 (Conditional Expressions, Logical Operators)
2029 (Statement and operand traversals): Do not indent smallexample
2030 code. Fix duplicate function argument in example.
2032 2011-01-10 Jeff Law <law@redhat.com>
2034 PR tree-optimization/47141
2035 * ipa-split.c (split_function): Handle case where we are
2036 returning a value and the return block has a virtual operand phi.
2038 2011-01-10 Jan Hubicka <jh@suse.cz>
2040 PR tree-optimization/47234
2041 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2042 (pass_feedback_split_functions): Declare.
2043 * passes.c (init_optimization_passes): Add ipa-split as subpass of
2045 * ipa-split.c (gate_split_functions): Update comments; disable
2046 split-functions for profile_arc_flag and branch_probabilities.
2047 (gate_feedback_split_functions): New function.
2048 (execute_feedback_split_functions): New function.
2049 (pass_feedback_split_functions): New global var.
2051 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
2054 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
2055 calling gimple_call_set_cannot_inline.
2057 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
2059 * config/darwin-sections.def: Remove unused section.
2061 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
2064 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2066 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
2069 * c-parser.c (c_parser_declaration_or_fndef): Improved
2072 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
2074 * config/i386/winnt.c (i386_pe_start_function): Make sure
2075 to switch back to function's section.
2077 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
2081 * plugin.c: Move include of dlfcn.h from here...
2082 * system.h: ... to here.
2084 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2086 * doc/cpp.texi (C++ Named Operators): Fix markup for header
2088 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
2089 two extra empty pages in PDF output.
2091 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
2094 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
2095 for error recovery purposes behave as if it was not specified so
2096 that the default type is usd.
2098 2011-01-07 Jan Hubicka <jh@suse.cz>
2100 PR tree-optmization/46469
2101 * ipa.c (function_and_variable_visibility): Clear needed flags on
2102 nodes with external decls; handle weakrefs merging correctly.
2104 2011-01-07 Joseph Myers <joseph@codesourcery.com>
2106 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
2109 2011-01-07 Jan Hubicka <jh@suse.cz>
2111 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
2112 and no longer claim that gold is required for linker plugin.
2113 * configure: Regenerate.
2114 * gcc.c (PLUGIN_COND): New macro.
2115 (LINK_COMMAND_SPEC): Use it.
2116 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
2117 * config.in (HAVE_LTO_PLUGIN): New.
2118 * configure.ac (--with-lto-plugin): New parameter; autodetect
2121 2011-01-07 Jan Hubicka <jh@suse.cz>
2123 PR tree-optimization/46367
2124 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
2125 when we can update original.
2126 (cgraph_mark_inline_edge): Sanity check.
2127 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
2129 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2131 * config/spu/spu.h (ASM_COMMENT_START): Define.
2133 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
2137 (SWITCH_KEEP_FOR_GCC): Likewise.
2138 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
2139 (do_spec_1): Handle "%>".
2141 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
2143 2011-01-07 Jakub Jelinek <jakub@redhat.com>
2146 * config/i386/i386.c (ix86_delegitimize_address): If
2147 simplify_gen_subreg fails, return orig_x.
2150 * value-prof.c (gimple_stringop_fixed_value): Handle
2151 lhs of the call properly.
2153 2011-01-07 Jan Hubicka <jh@suse.cz>
2156 * lto-opt.c (lto_reissue_options): Set flag_shlib.
2158 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2160 * target.def (function_switched_text_sections): New hook.
2161 * doc/tm.texi: Regenerated.
2162 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2163 * final.c (default_function_switched_text_sections): New.
2164 (final_scan_insn): Call function_switched_text_sections when a
2165 mid-function section change occurs.
2166 * output.h (default_function_switched_text_sections): Declare.
2167 * config/darwin-protos.h (darwin_function_switched_text_sections):
2169 * config/darwin.c (darwin_function_switched_text_sections): New.
2170 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2172 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
2174 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
2175 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
2176 the secondary code fragment when outputting for DWARF == 2.
2178 2011-01-07 Anatoly Sokolov <aesok@post.ru>
2180 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2181 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
2183 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
2184 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2186 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
2189 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
2190 when it is not empty.
2192 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
2195 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
2196 (case ${target}): Add btver1.
2197 * config/i386/driver-i386.c (host_detect_local_cpu): Let
2198 -march=native recognize btver1 processors.
2199 * config/i386/i386-c.c (ix86_target_macros_internal): Add
2200 btver1 def_and_undef
2201 * config/i386/i386.c (struct processor_costs btver1_cost): New
2203 (m_BTVER1): New definition.
2204 (m_AMD_MULTIPLE): Includes m_BTVER1.
2205 (initial_ix86_tune_features): Add btver1 tune.
2206 (processor_target_table): Add btver1 entry.
2207 (static const char *const cpu_names): Add btver1 entry.
2208 (software_prefetching_beneficial_p): Add btver1.
2209 (ix86_option_override_internal): Add btver1 instruction sets.
2210 (ix86_issue_rate): Add btver1.
2211 (ix86_adjust_cost): Add btver1.
2212 * config/i386/i386.h (TARGET_BTVER1): New definition.
2213 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
2214 (enum processor_type): Add PROCESSOR_BTVER1.
2215 * config/i386/i386.md (define_attr "cpu"): Add btver1.
2217 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2220 * config/i386/i386.c (legitimize_tls_address)
2221 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
2222 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
2223 (tls_initial_exec_64_sun): New pattern.
2225 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
2227 * doc/invoke.texi (Overall Options): Improve wording and markup
2228 of the description of -wrapper.
2230 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2232 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
2233 rdynamic, threads): New Driver options.
2235 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2238 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
2239 if coming from .tdata.
2240 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
2242 2011-01-06 Jan Hubicka <jh@suse.cz>
2245 * collect2.c (main): Do not enable LTOmode when plugin is active.
2247 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2250 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
2251 --version output if supported.
2252 * configure: Regenerate.
2254 2011-01-06 Joseph Myers <joseph@codesourcery.com>
2256 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
2259 2011-01-06 Jakub Jelinek <jakub@redhat.com>
2262 * c-convert.c (convert): When converting a complex expression
2263 other than COMPLEX_EXPR to a different complex type, ensure
2264 c_save_expr is called instead of save_expr, unless in_late_binary_op.
2265 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
2266 when converting COMPLEX_TYPE.
2268 2011-01-06 Ira Rosen <irar@il.ibm.com>
2270 PR tree-optimization/47139
2271 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
2272 only the last reduction value is used outside the loop. Update
2275 2011-01-05 Joseph Myers <joseph@codesourcery.com>
2277 * config/rtems.opt: New.
2278 * config.gcc (*-*-rtems*): Use rtems.opt.
2280 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
2282 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
2283 processors do not support 3DNow instructions.
2285 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2287 * config/spu/spu.c (spu_option_override): Set parameter
2288 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
2290 2011-01-05 Jan Hubicka <jh@suse.cz>
2292 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
2293 at the command line.
2295 2011-01-05 Martin Jambor <mjambor@suse.cz>
2298 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
2299 deltas on streamed outgoing edges.
2300 (output_node_opt_summary): Output info for outgoing edges only when
2301 the node is in new parameter set.
2302 (output_cgraph_opt_summary): New parameter set, passed to the two
2303 aforementioned functions. Update its forward declaration and its
2306 2011-01-05 Tom Tromey <tromey@redhat.com>
2308 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
2309 operator to c_finish_omp_atomic.
2310 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
2311 (build_unary_op): Update.
2312 (build_modify_expr): Update.
2313 (build_asm_expr): Update.
2315 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2317 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
2318 newly inserted insns.
2320 (spu_emit_branch_hint): Likewise.
2321 (insert_hbrp_for_ilb_runout): Likewise.
2322 (spu_machine_dependent_reorg): Call df_finish_pass after
2323 schedule_insns returns.
2325 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2327 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
2329 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
2331 PR tree-optimization/47005
2332 * tree-sra.c (struct access): Add 'non_addressable' bit.
2333 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
2334 (decide_one_param_reduction): Return 0 if the parameter is passed by
2335 reference and one of the accesses in the group is non_addressable.
2337 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
2339 PR tree-optimization/47056
2340 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
2341 (mark_load): Likewise. Handle FUNCTION_DECL specially.
2342 (mark_store): Likewise. Pass STMT to ipa_record_reference.
2344 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
2346 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
2347 initializer. Skip view conversions from aggregate types.
2349 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
2352 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
2354 2011-01-04 Philipp Thomas <pth@suse.de>
2356 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
2359 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2361 * function.c (thread_prologue_and_epilogue_insns): Do not crash
2362 on empty epilogue sequences.
2364 2011-01-04 Joseph Myers <joseph@codesourcery.com>
2366 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
2367 non-static): New Driver options.
2369 2011-01-04 Jie Zhang <jie@codesourcery.com>
2372 * gcc.c (default_compilers[]): Set combinable field to 0
2373 for all assembly languages.
2375 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
2377 * config/mips/loongson3a.md: New file.
2378 * config/mips/mips.md: Include loongson3a.md.
2379 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
2382 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
2385 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
2386 instead of convert_memory_address_addr_space on the base expression.
2388 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2390 * config/spu/spu.c (spu_option_override): Update error text
2391 for bad -march= / -mtune= values.
2393 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2395 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
2396 if branch-hint optimization will be performed.
2398 2011-01-03 Jakub Jelinek <jakub@redhat.com>
2400 PR tree-optimization/47148
2401 * ipa-split.c (split_function): Convert arguments to
2402 DECL_ARG_TYPE if possible.
2404 PR tree-optimization/47155
2405 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
2408 PR rtl-optimization/47157
2409 * combine.c (try_combine): If undobuf.other_insn becomes
2410 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
2411 and set *new_direct_jump_p too.
2413 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
2415 PR tree-optimization/47021
2416 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
2418 2011-01-03 Jakub Jelinek <jakub@redhat.com>
2420 * gcc.c (process_command): Update copyright notice dates.
2421 * gcov.c (print_version): Likewise.
2422 * gcov-dump.c (print_version): Likewise.
2423 * mips-tfile.c (main): Likewise.
2424 * mips-tdump.c (main): Likewise.
2426 2011-01-03 Martin Jambor <mjambor@suse.cz>
2428 PR tree-optimization/46801
2429 * tree-sra.c (type_internals_preclude_sra_p): Check whether
2430 aggregate fields start at byte boundary instead of the bit-field flag.
2432 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
2435 * gcc.c (main): Revert revision 168407.
2437 2011-01-03 Martin Jambor <mjambor@suse.cz>
2439 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
2441 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2443 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
2444 vector optab to expand vector/scalar shift, update gimple to vector.
2446 2011-01-03 Martin Jambor <mjambor@suse.cz>
2448 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
2451 2011-01-03 Martin Jambor <mjambor@suse.cz>
2453 PR tree-optimization/46984
2454 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
2456 (cgraph_create_indirect_edge): Fixed line length.
2457 (cgraph_indirect_call_info): Declare.
2458 (cgraph_make_edge_direct) Update declaration.
2459 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
2460 (cgraph_create_indirect_edge): Use it.
2461 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
2463 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
2464 the new thunk_delta representation.
2465 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
2467 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
2468 (ipa_read_indirect_edge_info): Likewise.
2469 * lto-cgraph.c (output_edge_opt_summary): New function.
2470 (output_node_opt_summary): Call it on all outgoing edges.
2471 (input_edge_opt_summary): New function.
2472 (input_node_opt_summary): Call it on all outgoing edges.
2474 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
2477 * gcc.c (main): Don't check have_o when settting combine_inputs.
2479 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
2481 * regrename.c: Add general comment describing the pass.
2482 (struct du_head): Remove 'length' field.
2483 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
2484 (regrename_optimize): Do not sort chains. Rework comments, add others.
2485 Force renaming to the preferred class (if any) in the first pass and do
2486 not consider registers that belong to it in the second pass.
2487 (create_new_chain): Do not set 'length' field.
2488 (scan_rtx_reg): Likewise.
2490 2011-01-02 Jakub Jelinek <jakub@redhat.com>
2492 PR tree-optimization/47140
2493 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
2494 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
2497 PR rtl-optimization/47028
2498 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
2499 parm_birth_insn instead of at the beginning of first bb.
2501 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
2503 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
2504 Remove the word "see" before "@pxref".
2505 * doc/rtl.texi: Remove the word "see" before "@pxref".
2507 2011-01-01 Jan Hubicka <jh@suse.cz>
2509 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
2512 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
2515 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
2518 Copyright (C) 2011 Free Software Foundation, Inc.
2520 Copying and distribution of this file, with or without modification,
2521 are permitted in any medium without royalty provided the copyright
2522 notice and this notice are preserved.