1 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
2 Jakub Jelinek <jakub@redhat.com>
5 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
6 only succeed if req_mode is the same as set_mode.
8 2011-05-03 Richard Guenther <rguenther@suse.de>
11 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
12 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
13 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
15 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
18 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
19 for -fstack-check if the size to allocate is negative.
21 2011-04-30 Jakub Jelinek <jakub@redhat.com>
23 PR tree-optimization/48809
24 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
26 (gen_inbound_check): Don't compute index_expr - range_min in utype
27 again, instead reuse SSA_NAME initialized in build_arrays.
28 Remove two useless gsi_for_stmt calls.
30 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
32 Backport from mainline
33 2011-04-01 Andrew Pinski <pinskia@gmail.com>
34 Michael Meissner <meissner@linux.vnet.ibm.com>
37 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
38 operands, as per the specifications.
40 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
41 (vec_extract_evenv4sf): Ditto.
42 (vec_extract_evenv8hi): Ditto.
43 (vec_extract_evenv16qi): Ditto.
44 (vec_extract_oddv4si): Ditto.
46 2011-04-28 Jakub Jelinek <jakub@redhat.com>
49 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
52 2011-04-27 Jakub Jelinek <jakub@redhat.com>
55 * c-typeck.c (build_binary_op): Don't wrap arguments if
58 2011-04-26 Jakub Jelinek <jakub@redhat.com>
61 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
62 is error_mark_node, set value to NULL.
64 PR tree-optimization/48734
65 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
66 if return value from maybe_fold_*_comparsions isn't something
67 the code is prepared to handle.
69 2011-04-26 Richard Guenther <rguenther@suse.de>
71 PR tree-optimization/48731
72 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
74 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
77 * doc/extend.texi (Type Traits): Document __is_standard_layout,
78 __is_literal_type, and __is_trivial; update throughout about
79 possibly cv-qualified void types.
81 2011-04-23 Jakub Jelinek <jakub@redhat.com>
84 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
85 to VOID_TYPE even around MODIFY_EXPR.
87 2011-04-22 Jakub Jelinek <jakub@redhat.com>
89 PR tree-optimization/48717
90 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
91 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
93 2011-04-22 Jakub Jelinek <jakub@redhat.com>
96 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
97 TREE_STATIC variables declared inside of some OpenMP construct.
99 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
103 vec_extract and vec_concat for non-SSE4_1 targets.
105 2011-04-21 Richard Guenther <rguenther@suse.de>
108 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
109 objects and types here. Adjust for their offset before comparing.
111 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
113 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
115 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
118 * config/pa/predicates.md (ior_operand): Delete predicate.
119 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
120 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
121 expander. Use cint_ior_operand in unnamed insn.
123 * config/pa/pa-protos.h (ior_operand): Delete declarations.
125 2011-04-20 Jakub Jelinek <jakub@redhat.com>
127 PR tree-optimization/48611
128 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
129 beyond ERT_MUST_NOT_THROW region.
131 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
133 Backport from mainline
134 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
137 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
138 the types if they have different enumeration identifiers.
140 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
143 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
144 DECL_IN_CONSTANT_POOL without RTL.
146 2011-04-20 Richard Guenther <rguenther@suse.de>
148 Backport from mainline
149 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
152 * reload1.c (inc_for_reload): Return void. All callers changed.
153 (emit_input_reload_insns): Don't try to delete previous output
154 reloads to a register, or record spill_reg_store for autoincs.
156 2011-04-19 Jakub Jelinek <jakub@redhat.com>
159 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
160 is a SUBREG with non-MODE_INT mode inside of it.
162 2011-04-18 Jakub Jelinek <jakub@redhat.com>
165 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
166 if TREE_TYPE (v) is non-NULL.
168 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
169 gimple_get_virt_mehtod_for_binfo.
170 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
171 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
173 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
175 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
177 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
179 2011-04-18 Jakub Jelinek <jakub@redhat.com>
181 PR tree-optimization/48616
182 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
183 whether the shift is by scalar or vector based on whether all SLP
184 scalar stmts have the same rhs.
186 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
188 * doc/passes.texi: Fill crossref nodes.
190 2011-04-17 Marius Strobl <marius@FreeBSD.org>
192 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
193 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
194 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
196 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
199 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
200 is non-null before accessing it.
201 (input_cgraph): Remove trailing spaces.
203 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
205 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
206 Replace match_operand with match_dup for the third operand in
209 2011-04-15 Jakub Jelinek <jakub@redhat.com>
212 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
213 is a MEM, offset it as needed based on top 2 bits in operands[3],
214 change MEM mode to SFmode and mask those 2 bits away from operands[3].
216 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
218 Backport from mainline:
219 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
222 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
223 move from floating point to shift amount register.
224 (emit_move_sequence): Remove secondary reload support for floating
225 point to shift amount amount register copies.
226 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
227 amount register copies.
228 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
229 register, return false if mode isn't a scalar integer mode.
230 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
232 2011-04-13 Jakub Jelinek <jakub@redhat.com>
235 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
236 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
238 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
240 Backport from mainline:
241 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
243 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
245 2011-04-12 Martin Jambor <mjambor@suse.cz>
247 PR tree-optimization/48195
248 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
249 ipa_check_create_edge_args.
250 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
251 ipa_check_create_edge_args.
252 * ipa-inline.c (inline_generate_summary): Do not call
253 ipa_check_create_node_params and ipa_check_create_edge_args.
254 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
255 ipa_check_create_edge_args.
257 2011-04-12 Jakub Jelinek <jakub@redhat.com>
259 PR rtl-optimization/48549
260 * combine.c (propagate_for_debug): Also stop after BB_END of
261 this_basic_block. Process LAST and just stop processing after it.
262 (combine_instructions): If last_combined_insn has been deleted,
263 set last_combined_insn to its PREV_INSN.
265 2011-04-12 Nick Clifton <nickc@redhat.com>
267 * config/v850/v850.c (expand_prologue): Do not use the CALLT
268 instruction for interrupt handlers if the target is the basic V850
270 (expand_epilogue): Likewise.
272 2011-04-12 Jakub Jelinek <jakub@redhat.com>
275 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
278 2011-04-11 Joseph Myers <joseph@codesourcery.com>
280 * common.opt (Tbss=, Tdata=, Ttext=): New options.
282 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
284 Backport from mainline:
285 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
287 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
289 2011-04-09 Duncan Sands <baldrick@free.fr>
291 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
293 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
296 * config.gcc: disable unwind table generation for crtbegin/crtend
299 2011-04-08 Jakub Jelinek <jakub@redhat.com>
301 PR tree-optimization/48377
302 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
303 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
305 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/sse.md: Update copyright year.
308 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
310 (*vec_concatv2sf_avx): Fix wrong register constraint in
311 alternative 3 of operand 1.
312 (*vec_set<mode>_0_avx): Avoid combining registers from different
313 units in a single alternative.
314 (*vec_set<mode>_0_sse4_1): Ditto.
315 (*vec_set<mode>_0_sse2): Ditto.
316 (vec_set<mode>_0): Ditto.
317 (sse2_storehpd): Ditto.
318 (sse2_loadhpd): Ditto.
319 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
320 * config/i386/predicates.md (sse_comparison_operator): Do not
321 define as special predicate.
323 2011-04-07 Jakub Jelinek <jakub@redhat.com>
326 * combine.c (combine_instructions): Add last_combined_insn,
327 update it if insn is after it, pass it to all try_combine calls.
328 (try_combine): Add last_combined_insn parameter, pass it instead of
329 i3 to propagate_for_debug.
331 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
333 Backport from mainline
334 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
336 PR rtl-optimization/48144
337 * sel-sched-ir.c (merge_history_vect): Factor out from ...
338 (merge_expr_data): ... here.
339 (av_set_intersect): Rename to av_set_code_motion_filter.
340 Update all callers. Call merge_history_vect when an
341 expression is found in both sets.
342 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
344 2011-04-06 Jakub Jelinek <jakub@redhat.com>
347 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
348 as base_reg whatever register reg has been eliminated to, instead
349 of hardcoding STACK_POINTER_REGNUM.
351 Backported from mainline
352 2011-04-01 Jakub Jelinek <jakub@redhat.com>
355 * expr.c (expand_assignment): Handle all possibilities
357 * expmed.c (store_bit_field_1): Avoid trying to create
359 (store_split_bit_field): If SUBREG_REG (op0) or
360 op0 itself has smaller mode than word, return it
361 for offset 0 and const0_rtx for out-of-bounds stores.
362 If word is const0_rtx, skip it.
364 2011-04-06 Joseph Myers <joseph@codesourcery.com>
366 * gcov-io.c: Use GCC Runtime Library Exception.
368 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
370 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
372 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
374 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
376 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
378 Backport from mainline
379 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
381 PR rtl-optimization/48143
382 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
383 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
384 sse2_cvtps2pd): Likewise.
386 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
389 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
390 frame-related from frame-unrelated adjustments to the stack pointer.
392 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
394 Backport from mainline
395 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
398 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
401 2011-03-29 Jakub Jelinek <jakub@redhat.com>
404 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
405 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
406 dw_fde_unlikely_section_end_label, cold_in_std_section,
407 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
408 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
410 (output_fde): Use dw_fde_second_{begin,end} if second is
411 true, otherwise dw_fde_{begin,end}.
412 (output_call_frame_info): Test dw_fde_second_begin != NULL
413 instead of dw_fde_switched_sections.
414 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
415 fields, initialize new fields. Initialize in_std_section
416 unconditionally from the first partition.
417 (dwarf2out_end_epilogue): Don't override dw_fde_end when
418 dw_fde_second_begin is non-NULL.
419 (dwarf2out_switch_text_section): Stop initializing removed
420 dw_fde_struct fields, initialize new fields, initialize
421 also dw_fde_end here. Set dw_fde_switch_cfi even when
422 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
423 (struct var_loc_list_def): Add last_before_switch field.
424 (arange_table, arange_table_allocated, arange_table_in_use,
425 ARANGE_TABLE_INCREMENT, add_arange): Removed.
426 (size_of_aranges): Count !in_std_section and !second_in_std_section
427 hunks in fdes, instead of looking at arange_table_in_use.
428 (output_aranges): Add aranges_length argument, don't call
429 size_of_aranges here. Instead of using aranges_table*
430 emit ranges for fdes when !in_std_section resp.
431 !second_in_std_section.
432 (dw_loc_list): Break ranges crossing section switch.
433 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
434 use dw_fde_second_end instead of dw_fde_end as end of last
436 (gen_subprogram_die): Don't call add_arange. Use
437 dw_fde_{begin,end} for first partition and if switched
438 section dw_fde_second_{begin,end} for the second.
439 (var_location_switch_text_section_1,
440 var_location_switch_text_section): New functions.
441 (dwarf2out_begin_function): Initialize cold_text_section even
442 when function_section () isn't text_section.
443 (prune_unused_types): Don't walk arange_table.
444 (dwarf2out_finish): Don't needlessly test
445 flag_reorder_blocks_and_partition when testing cold_text_section_used.
446 If info_section_emitted, call size_of_aranges and if it indicates
447 non-empty .debug_aranges, call output_aranges with the computed
448 size. Stop using removed dw_fde_struct fields, use
449 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
452 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
454 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
455 (alpha_option_override): Don't set alpha_sr_alias_set.
456 (emit_frame_store_1): Use gen_frame_mem rather than calling
458 (alpha_expand_epilogue): Ditto.
459 (unicosmk_gen_dsib): Ditto.
461 2011-03-29 Nick Clifton <nickc@redhat.com>
463 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
464 (ASM_OUTPUT_MAX_SKIP): Define.
465 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
466 allow LT aor GE comparisons.
467 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
468 * config/rx/rx.md: Add peepholes and patterns to combine extending
469 loads with simple arithmetic instructions.
470 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
471 to use pre-decrement and post-increment addressing.
472 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
473 that the INT is a valid offset.
474 (rx_print_operand): Handle %R.
475 Fix %Q's handling of MEMs.
476 (rx_option_override): Set alignments.
477 (rx_align_for_label): New function.
478 (rx_max_skip_for_label): New function.
479 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
480 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
481 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
482 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
484 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
486 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
487 for invalid symbolic addresses.
488 (s390_secondary_reload): Don't use s390_check_symref_alignment for
491 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
494 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
496 2011-03-28 Richard Guenther <rguenther@suse.de>
498 Backport from mainline
499 2011-03-24 Richard Guenther <rguenther@suse.de>
502 * tree-object-size.c (addr_object_size): Do not double-account
505 2011-03-22 Richard Guenther <rguenther@suse.de>
507 PR tree-optimization/48228
508 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
511 2011-03-17 Richard Guenther <rguenther@suse.de>
514 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
515 a value make sure to fold the statement.
517 2011-03-15 Richard Guenther <rguenther@suse.de>
520 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
521 or variable-indexed array accesses when in gimple form.
523 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
528 * doc/extend.texi (Alignment): Move section to match order in TOC.
529 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
530 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
532 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
534 Backport from mainline:
535 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
538 * config/i386/i386.md (*movdf_internal_rex64): Do not split
539 alternatives that can be handled with movq or movabsq insn.
540 (*movdf_internal): Disable for !TARGET_64BIT.
541 (*movdf_internal_nointeger): Ditto.
542 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
544 2011-03-26 Jakub Jelinek <jakub@redhat.com>
546 Backport from mainline
547 2011-03-24 Jakub Jelinek <jakub@redhat.com>
550 * simplify-rtx.c (simplify_const_unary_operation): Call
551 real_convert when changing mode class with FLOAT_EXTEND.
553 2011-03-20 Jakub Jelinek <jakub@redhat.com>
557 * c-common.c (shorten_compare): If primopN is first sign-extended
558 to opN and then zero-extended to result type, set primopN to opN.
560 PR rtl-optimization/48156
561 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
562 assume df and df_lr are not NULL.
564 2011-03-17 Jakub Jelinek <jakub@redhat.com>
566 PR rtl-optimization/48141
567 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
568 * dse.c: Include params.h.
569 (active_local_stores_len): New variable.
570 (add_wild_read, dse_step1): Clear it when setting active_local_stores
572 (record_store, check_mem_read_rtx): Decrease it when removing
574 (scan_insn): Likewise. Increase it when adding to chain, if it
575 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
576 set active_local_stores to NULL before the addition.
577 * Makefile.in (dse.o): Depend on $(PARAMS_H).
579 PR rtl-optimization/48141
580 * dse.c (record_store): If no positions are needed in an insn
581 that cannot be deleted, at least unchain it from active_local_stores.
583 2011-03-25 Jakub Jelinek <jakub@redhat.com>
585 * BASE-VER: Set to 4.6.1.
586 * DEV-PHASE: Set to prerelease.
588 2011-03-25 Release Manager
590 * GCC 4.6.0 released.
592 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
594 * config/rs6000/t-freebsd: Remove duplication from file.
596 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
599 * doc/install.texi (Prerequisites): Move jar etc. up.
600 Explain support library version requirements.
602 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
605 * doc/install.texi (Prerequisites): Move Perl to build
606 requirements. Always necessary on Solaris 2 with Sun ld.
608 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
610 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
612 (Specific, i?86-*-solaris2.[89]): Likewise.
613 (Specific, i?86-*-solaris2.10): Likewise.
614 (Specific, mips-sgi-irix6): Likewise.
615 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
616 Update for binutils 2.21.
618 2011-03-21 Jakub Jelinek <jakub@redhat.com>
621 * config/s390/s390.c (s390_delegitimize_address): Don't call
622 lowpart_subreg if orig_x has BLKmode.
624 2011-03-20 Joseph Myers <joseph@codesourcery.com>
626 * c-decl.c (diagnose_mismatched_decls): Give an error for
627 redefining a typedef with variably modified type.
629 2011-03-20 Joseph Myers <joseph@codesourcery.com>
631 * c-decl.c (grokfield): Don't allow typedefs for structures or
632 unions with no tag by default.
633 * doc/extend.texi (Unnamed Fields): Update.
635 2011-03-18 Jakub Jelinek <jakub@redhat.com>
638 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
639 arange_table_in_use is 0, but either text_section_used or
640 cold_text_section_used is true. Don't call it if
641 !info_section_emitted.
643 2011-03-18 Richard Guenther <rguenther@suse.de>
645 * doc/install.texi (--enable-gold): Remove.
646 (--with-plugin-ld): Document.
647 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
649 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
651 Backport from mainline
652 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
655 * config/i386/i386.opt: Add Save to -mavx and -mfma.
657 2011-03-18 Richard Henderson <rth@redhat.com>
658 Jakub Jelinek <jakub@redhat.com>
661 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
662 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
664 2011-03-17 Richard Guenther <rguenther@suse.de>
667 * tree-object-size.c (compute_object_offset): Properly return
668 the offset operand of MEM_REFs as sizetype.
670 2011-03-16 Dodji Seketeli <dodji@redhat.com>
673 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
674 (lookup_type_die_strip_naming_typedef): ... here.
675 (get_context_die): Use it.
676 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
677 the anonymous struct named by the naming typedef.
679 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
682 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
683 in the output template.
685 2011-03-15 Alan Modra <amodra@gmail.com>
688 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
689 presume symbol_refs without a symbol_ref_decl are suitably
690 aligned, nor other trees we may see here. Handle anchor symbols.
691 (legitimate_constant_pool_address_p): Comment. Add mode param.
692 Check cmodel=medium addresses. Adjust all calls.
693 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
694 creating cmodel=medium optimized access to locals.
695 * config/rs6000/constraints.md (R): Pass QImode to
696 legitimate_constant_pool_address_p.
697 * config/rs6000/predicates.md (input_operand): Pass mode to
698 legitimate_constant_pool_address_p.
699 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
702 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
705 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
706 64-bit constants being loaded into registers other than GPRs such
707 as loading 0 into a VSX register.
709 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
711 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
714 2011-03-14 Jakub Jelinek <jakub@redhat.com>
716 * doc/invoke.texi, doc/standards.texi: Refer to
717 gcc-4.6/c99status.html.
719 * DEV-PHASE: Mark "prerelease".
721 2011-03-14 Richard Guenther <rguenther@suse.de>
724 * tree.c (build_vector_from_val): Adjust assert to requirements
727 2011-03-14 Jakub Jelinek <jakub@redhat.com>
730 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
733 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
735 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
736 terms of target_flags_explicit. Adjust copyright year.
738 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
739 * config/rs6000/t-freebsd: New file. Add override for
742 2011-03-13 Chris Demetriou <cgd@google.com>
744 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
745 (-fno-diagnostics-show-option): this, to reflect current default.
746 (-Werror=): Update text about -fno-diagnostics-show-option.
748 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
751 * config/rs6000/predicates.md (easy_vector_constant_add_self,
752 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
753 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
754 mode is not V2DImode or V2DFmode.
755 (vspltis_constant): Do not handle V2DImode and V2DFmode.
756 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
757 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
759 (movdi_internal64): Likewise.
761 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
763 PR tree-optimization/47127
764 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
766 (set_cloog_options): Same.
767 (scop_to_clast): Same.
768 (print_clast_stmt): Do not call cloog_state_malloc and
770 (print_generated_program): Same.
772 * graphite-clast-to-gimple.h (cloog_state): Declared.
773 (scop_to_clast): Adjust declaration.
774 * graphite.c (cloog_state): Defined here.
775 (graphite_initialize): Call cloog_state_malloc.
776 (graphite_finalize): Call cloog_state_free.
778 2011-03-11 Jason Merrill <jason@redhat.com>
780 * attribs.c (lookup_attribute_spec): Take const_tree.
783 2011-03-11 Joseph Myers <joseph@codesourcery.com>
785 * config/sparc/sparc.c (sparc_option_override): Use
786 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
788 2011-03-11 Richard Guenther <rguenther@suse.de>
790 PR tree-optimization/48067
791 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
792 multiplication result will be only used once on the target
795 2011-03-11 Richard Guenther <rguenther@suse.de>
797 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
799 2011-03-11 Richard Guenther <rguenther@suse.de>
802 * tree.c (find_decls_types_r): Do not walk types only reachable
803 from IDENTIFIER_NODEs.
805 2011-03-11 Jakub Jelinek <jakub@redhat.com>
808 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
809 all vnode->force_output nodes as needed.
811 2011-03-11 Jason Merrill <jason@redhat.com>
814 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
815 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
817 2011-03-11 Martin Jambor <mjambor@suse.cz>
819 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
822 2011-03-11 Jakub Jelinek <jakub@redhat.com>
824 PR tree-optimization/48063
825 * ipa-inline.c (cgraph_decide_inlining): Don't try to
826 inline functions called once if !tree_can_inline_p (node->callers).
828 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
830 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
832 * config/score/score3.c: Delete.
833 * config/score/score3.h: Delete.
834 * config/score/mul-div.S: Delete.
835 * config/score/sfp-machine.h: Add new file.
836 * config/score/constraints.md: Add new file.
837 * config/score/t-score-softfp: Add new file.
838 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
839 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
840 (score7_extra_constraint): Delete.
841 (score7_option_override): Remove unused code.
842 * config/score/score.c: Remove score3 and score5 define and code.
843 * config/score/score.h: Remove score3 and score5 define and code.
844 * config/score/score.md: Remove score3 template and unusual insn.
845 * config/score/score.opt: Remove score3 and score5 options.
847 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
849 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
850 when _HPUX_SOURCE is defined.
851 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
853 2011-03-10 Jason Merrill <jason@redhat.com>
856 * stor-layout.c (layout_type): Don't set structural equality
857 on arrays of incomplete type.
858 * tree.c (type_hash_eq): Handle comparing them properly.
860 2011-03-10 Jakub Jelinek <jakub@redhat.com>
863 * config/s390/s390.c (s390_delegitimize_address): Make sure the
864 result mode matches original rtl mode.
866 2011-03-10 Nick Clifton <nickc@redhat.com>
868 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
869 (andsi3, andsi3_flags): Fix timings for three operand alternative.
871 2011-03-09 Jakub Jelinek <jakub@redhat.com>
873 PR rtl-optimization/47866
874 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
875 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
876 if target wasn't scalar.
877 * function.c (assign_stack_temp_for_type): Assert that neither
878 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
879 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
881 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
883 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
885 * config/s390/s390-protos.h (s390_label_align): New prototype.
886 * config/s390/s390.c (s390_label_align): New function.
887 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
889 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
892 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
893 V2DI/V2DF constants. Only all 0's or all 1's are easy.
894 (output_vec_const_move): Ditto.
896 2011-03-08 Anatoly Sokolov <aesok@post.ru>
898 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
899 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
900 * config/mips/mips.c (mips_preferred_reload_class): Make static.
901 Change 'rclass' argument and result type to reg_class_t.
902 (TARGET_PREFERRED_RELOAD_CLASS): Define.
904 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
906 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
907 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
908 (TARGET_MEMORY_MOVE_COST): Define.
909 (avr_register_move_cost, avr_memory_move_cost): New Functions.
911 2011-03-08 Jakub Jelinek <jakub@redhat.com>
914 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
917 PR tree-optimization/48022
918 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
921 2011-03-07 Jakub Jelinek <jakub@redhat.com>
924 * var-tracking.c (find_use_val): Return NULL for
925 cui->sets && cui->store_p BLKmode MEMs.
927 2011-03-07 Anatoly Sokolov <aesok@post.ru>
929 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
931 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
932 xstormy16_print_operand_address): Remove.
933 * config/stormy16/stormy16.c (xstormy16_print_operand,
934 xstormy16_print_operand_address): Make static.
935 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
937 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
940 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
941 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
944 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
947 * cfgloopmanip.c (fix_bb_placements): Return immediately
948 if FROM is BASE_LOOP's header.
950 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
952 * gimplify.c (gimplify_function_tree): Fix building calls
953 to __builtin_return_address.
955 2011-03-07 Alan Modra <amodra@gmail.com>
957 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
958 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
959 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
960 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
962 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
963 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
964 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
965 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
966 * config/rs6000/rs6000.c
967 (rs6000_elf_end_indicate_exec_stack): Rename to..
968 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
969 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
970 (rs6000_file_start): ..here.
971 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
972 file scope variables.
973 (call_ABI_of_interest): New function.
974 (init_cumulative_args): Set above vars when function return value
975 is a float, vector, or small struct.
976 (rs6000_function_arg_advance_1): Likewise for function args.
977 (rs6000_va_start): Set rs6000_passes_float if variable arg function
978 references float args.
980 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
982 * doc/cfg.texi: Remove "See" before @ref.
983 * doc/invoke.texi: Likewise.
985 2011-03-05 Jason Merrill <jason@redhat.com>
987 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
989 2011-03-05 Anthony Green <green@moxielogic.com>
991 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
993 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
995 PR rtl-optimization/47899
996 * cfgloopmanip.c (fix_bb_placements): Fix first argument
997 to flow_loop_nested_p when moving the loop upward.
999 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
1002 * arm.md (movhi_insn_arch4): Accept any immediate constant.
1004 2011-03-05 Jakub Jelinek <jakub@redhat.com>
1006 PR tree-optimization/47967
1007 * ipa-cp.c (build_const_val): Return NULL instead of creating
1008 VIEW_CONVERT_EXPR for mismatching sizes.
1009 (ipcp_create_replace_map): Return NULL if build_const_val failed.
1010 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
1011 give up on versioning.
1013 2011-03-05 Alan Modra <amodra@gmail.com>
1016 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1017 full cmodel medium/large lo_sum + high addresses.
1019 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1021 * config/s390/s390.c (s390_decompose_address): Reject non-literal
1022 pool references in UNSPEC_LTREL_OFFSET.
1024 2011-03-04 Jan Hubicka <jh@suse.cz>
1027 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
1028 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
1029 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
1030 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
1031 cgraph_add_thunk): Add node pointers.
1032 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
1033 associated to right node.
1034 (input_node): Update use of cgraph_same_body_alias
1035 and cgraph_add_thunk.
1037 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
1039 * config/i386/i386.opt (mprefer-avx128): New flag.
1040 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
1041 when the flag -mprefer-avx128 is on.
1043 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
1045 * dwarf2out.c (compare_loc_operands): Fix address handling.
1047 2011-03-04 Alan Modra <amodra@gmail.com>
1049 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
1051 2011-03-04 Richard Guenther <rguenther@suse.de>
1054 * expmed.c (extract_bit_field_1): Prefer vector modes that
1055 vec_extract patterns can handle.
1057 2011-03-04 Richard Guenther <rguenther@suse.de>
1060 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
1062 2011-03-04 Richard Henderson <rth@redhat.com>
1064 * explow.c (emit_stack_save): Remove 'after' parameter.
1065 (emit_stack_restore): Likewise.
1066 * expr.h: Update to match.
1067 * builtins.c, calls.c, stmt.c: Likewise.
1068 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
1069 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
1070 * function.c (expand_function_end): Insert the emit_stack_save
1071 sequence before parm_birth_insn instead of after.
1073 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
1075 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
1076 (ssse3_pmaddubsw128): Ditto.
1077 (ssse3_pmaddubsw): Ditto.
1079 2011-03-03 Steve Ellcey <sje@cup.hp.com>
1081 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
1083 2011-03-03 Jakub Jelinek <jakub@redhat.com>
1086 * gimplify.c (omp_add_variable): Only call omp_notice_variable
1087 on TYPE_SIZE_UNIT if it is a DECL.
1090 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
1091 first operand is not is_gimple_mem_ref_addr, try to fold it.
1092 If the operand still isn't is_gimple_mem_ref_addr, clear
1095 2011-03-03 Richard Guenther <rguenther@suse.de>
1098 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
1100 (refs_may_alias_p_1): For release branches return true if
1101 we are confused by our input.
1103 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1105 * config/s390/s390.c (s390_function_value): Rename to ...
1106 (s390_function_and_libcall_value): ... this.
1107 (s390_function_value): New function.
1108 (s390_libcall_value): New function.
1109 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
1110 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
1111 target macro definitions.
1112 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
1114 2011-03-02 Joseph Myers <joseph@codesourcery.com>
1116 * config/i386/freebsd64.h (CC1_SPEC): Define.
1117 * config/i386/linux64.h (CC1_SPEC): Define.
1118 * config/i386/x86-64.h (CC1_SPEC): Don't define.
1120 2011-03-02 Anatoly Sokolov <aesok@post.ru>
1122 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1124 * config/stormy16/stormy16.c: Include reload.h.
1125 (xstormy16_memory_move_cost): New function.
1126 (TARGET_MEMORY_MOVE_COST): Define.
1128 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
1130 PR rtl-optimization/47925
1131 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
1132 with side effects. Remove the more-specific check for volatile asms.
1134 2011-03-02 Alan Modra <amodra@gmail.com>
1137 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
1138 toc relative addresses for valid offsets.
1140 2011-03-01 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/47890
1143 * tree-vect-loop.c (get_initial_def_for_induction): Set
1144 related stmt properly.
1146 2011-03-01 Richard Guenther <rguenther@suse.de>
1149 * lto-streamer.c (lto_record_common_node): Also register
1152 2011-03-01 Richard Guenther <rguenther@suse.de>
1155 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1156 Do not stream DECL_ABSTRACT_ORIGIN.
1157 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1158 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1159 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1160 Do not stream DECL_ABSTRACT_ORIGIN.
1161 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1162 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1164 2011-02-28 Anatoly Sokolov <aesok@post.ru>
1166 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
1167 FUNCTION_VALUE_REGNO_P): Remove.
1168 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
1169 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
1170 Add 'outgoing' argument.
1171 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
1173 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1174 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1176 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
1179 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
1180 (lookup_filename): Likewise.
1181 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
1183 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
1184 Jakub Jelinek <jakub@redhat.com>
1187 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
1188 (assign_stack_local_1): Change last argument type to int.
1189 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
1190 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
1191 don't record padding space into frame_space_list nor use those areas.
1192 (assign_stack_local): Adjust caller.
1193 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
1194 of assign_stack_local, pass 0 as last argument.
1195 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
1198 2011-02-28 Jakub Jelinek <jakub@redhat.com>
1201 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
1202 Use target address_mode and pointer_mode hooks instead of hardcoded
1203 Pmode and ptr_mode. Handle some simple cases of extending if
1204 POINTERS_EXTEND_UNSIGNED < 0.
1205 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
1206 Call convert_debug_memory_address.
1207 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
1208 convert_debug_memory_address.
1211 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
1212 * configure: Regenerated.
1213 * config.in: Regenerated.
1214 * varasm.c (default_function_section): Return NULL
1215 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
1217 2011-02-28 Martin Jambor <mjambor@suse.cz>
1219 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
1220 the description to match the printed values.
1222 2011-02-28 Richard Guenther <rguenther@suse.de>
1224 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
1225 of the copied scope tree.
1227 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1229 * doc/extend.texi (Function Attributes): Avoid deeply (and
1230 wrongly) nested tables.
1232 2011-02-27 Jakub Jelinek <jakub@redhat.com>
1235 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
1236 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
1237 r isn't op0 nor op1.
1239 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1241 * config/avr/avr.md: Remove magic comment for emacs.
1243 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1246 * config/avr/avr.c (avr_option_override): Use error on bad options.
1247 (avr_help): New function.
1248 (TARGET_HELP): Define.
1250 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
1253 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
1254 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
1256 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1258 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
1259 (ARM Options): Ditto.
1260 (i386 and x86-64 Options): Ditto.
1261 (RX Options): Ditto.
1262 (SPARC Options): Ditto.
1264 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
1266 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
1267 FreeBSD 6 and later. Generally use cpu generic.
1269 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1271 * doc/cpp.texi: Update copyright years.
1273 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
1276 * config/lm32/lm32.md (ashrsi3): Added needed variable.
1278 2011-02-25 Jon Beniston <jon@beniston.com>
1281 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
1282 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
1283 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
1284 (lm32_block_move_inline): Add type cast to remove warning.
1285 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
1286 (gen_int_relational): Move declarations to start of function.
1288 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
1290 PR tree-optimization/45470
1291 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1292 can throw internally only.
1293 * tree-vect-stmts.c (vectorizable_call): Likewise.
1295 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1297 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1298 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1299 * config/stormy16/stormy16-protos.h
1300 (xstormy16_preferred_reload_class): Remove.
1301 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1302 static. Change 'rclass' argument and return type to reg_class_t.
1303 (TARGET_PREFERRED_RELOAD_CLASS,
1304 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1306 2011-02-24 Richard Guenther <rguenther@suse.de>
1308 * lto-streamer-in.c (input_bb): Do not find referenced vars
1309 in debug statements.
1311 2011-02-23 Jason Merrill <jason@redhat.com>
1313 * common.opt (fabi-version): Document v5 and v6.
1315 2011-02-23 Richard Guenther <rguenther@suse.de>
1317 PR tree-optimization/47849
1318 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1320 2011-02-23 Jie Zhang <jie@codesourcery.com>
1322 * opts-common.c (decode_cmdline_option): Print empty string
1323 argument as "" in decoded->orig_option_with_args_text.
1324 * gcc.c (execute): Print empty string argument as ""
1325 in the verbose output.
1326 (do_spec_1): Keep empty string argument.
1328 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1330 * config.gcc: Declare score-* and crx-* obsolete.
1332 2011-02-23 Jie Zhang <jie@codesourcery.com>
1334 PR rtl-optimization/47763
1335 * web.c (web_main): Ignore naked clobber when replacing register.
1337 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1339 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1342 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1345 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1347 2011-02-22 Mike Stump <mikestump@comcast.net>
1349 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1351 * configure: Regenerate.
1353 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1355 PR rtl-optimization/46002
1356 * ira-color.c (update_copy_costs): Change class intersection
1357 test to reg_class_contents[] test of 'hard_regno'.
1359 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1361 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1363 * config/hpux11.opt (mt): Likewise.
1364 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1365 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1366 * config/vax/elf.opt (mno-asm-pic): Likewise.
1367 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1369 2011-02-21 Mike Stump <mikestump@comcast.net>
1372 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1373 tree so we can get save the type.
1374 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1375 for CFString instead of trying to use past the end of the builtins.
1376 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1377 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1378 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1379 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1380 Rename to darwin_builtin_cfstring.
1381 (darwin_init_cfstring_builtins): Return the built type.
1383 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1386 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1387 (_mm256_insert_epi64): Use _mm_insert_epi64.
1389 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1391 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1392 * config/stormy16/stormy16-protos.h
1393 (xstormy16_mode_dependent_address_p): Remove.
1394 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1395 Make static. Change return type to bool. Change argument type to
1396 const_rtx. Remove dead code.
1397 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1399 2011-02-21 Richard Guenther <rguenther@suse.de>
1402 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1403 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1404 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1406 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1407 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1409 2011-02-20 Richard Guenther <rguenther@suse.de>
1412 * tree.c (free_lang_data_in_decl): Clean builtins from
1413 the TU decl BLOCK_VARS.
1415 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1419 * haifa-sched.c (fix_tick_ready): Skip tick computation
1422 2011-02-19 Richard Guenther <rguenther@suse.de>
1425 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1426 Remove lazy BLOCK_VARS streaming.
1427 (lto_input_ts_block_tree_pointers): Likewise.
1428 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1430 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1432 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1434 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1436 * config/i386/biarch32.h, config/i386/mach.h,
1437 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1439 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1442 * config/i386/i386.md (peephole2 for shift and plus): Use
1443 operands[1] original mode in the first insn.
1445 2011-02-18 Mike Stump <mikestump@comcast.net>
1447 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1449 2011-02-18 Jan Hubicka <jh@suse.cz>
1452 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1453 to zero when the function is not inlinable at all.
1455 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1457 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1458 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1459 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1460 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1461 * config/pa/t-pa64: Likewise.
1462 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1464 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1467 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1469 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1472 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1474 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1476 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1477 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1478 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1479 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1480 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1481 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1482 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1483 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1484 m32r_legitimate_address_p): New functions.
1485 * config/m32r/constraints.md (constraint "S"): Don't use
1486 STORE_PREINC_PREDEC_P.
1487 (constraint "U"): Don't use LOAD_POSTINC_P.
1489 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1491 PR rtl-optimization/46178
1492 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1493 compute ira_hard_regno_cover_class[].
1495 2011-02-18 Richard Guenther <rguenther@suse.de>
1498 * lto-streamer.h (lto_global_var_decls): Declare.
1499 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1500 statics for global var processing.
1502 2011-02-18 Richard Guenther <rguenther@suse.de>
1504 PR tree-optimization/47737
1505 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1506 edge dominance check.
1508 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1511 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1512 avoid invalid rtx sharing.
1514 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1516 * doc/cpp.texi (Obsolete Features): Add background on the
1517 origin of assertions.
1519 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1521 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1523 * config/darwin.c (output_objc_section_asm_op): Added support for
1525 (is_objc_metadata): New.
1526 (darwin_objc2_section): New.
1527 (darwin_objc1_section): New.
1528 (machopic_select_section): Added support for ABI v1 and v2.
1529 (darwin_emit_objc_zeroed): New.
1530 (darwin_output_aligned_bss): Detect objc metadata and treat it
1532 (darwin_asm_output_aligned_decl_common): Same.
1533 (darwin_asm_output_aligned_decl_local): Same.
1534 * config/darwin-sections.def: Updated for ABI v1 and v2.
1535 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1536 compiling Objective-C code for the NeXT runtime, default to using
1537 ABI version 0 for 32-bit, and version 2 for 64-bit.
1539 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1541 * common.opt (optimize_fast): New Variable.
1542 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1543 instead of local variable ofast.
1545 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1547 * doc/invoke.texi (fobjc-abi-version): Documented.
1548 (fobjc-nilcheck): Documented.
1549 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1552 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1555 * common.opt (export-dynamic): New Driver option.
1556 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1558 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1560 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1562 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1563 Jan Hubicka <jh@suse.cz>
1567 * cfgexpand.c (account_used_vars_for_block): Remove.
1568 (estimated_stack_frame_size): Use referenced vars.
1569 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1570 that were referenced in the original function. Test src_fn
1571 rather than cfun. Drop redundant get_var_ann.
1572 (setup_one_parameter): Drop redundant get_var_ann.
1573 (declare_return_variable): Likewise.
1574 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1575 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1576 * ipa-inline.c (compute_inline_parameters): Do not compute
1577 disregard_inline_limits here.
1578 (compute_inlinable_for_current, pass_inlinable): New.
1579 (pass_inline_parameters): Require PROP_referenced_vars.
1580 * cgraphunit.c (cgraph_process_new_functions): Don't run
1581 compute_inline_parameters explicitly unless function is in SSA form.
1582 (cgraph_analyze_function): Set .disregard_inline_limits.
1583 * tree-sra.c (convert_callers): Compute inliner parameters
1584 only for functions already in SSA form.
1586 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1588 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1589 -mlittle-endian-data.
1591 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1593 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1594 -mno-fpu, not -fpu and -no-fpu.
1595 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1596 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1598 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1601 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1602 input reload with PLUS RTX.
1604 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1606 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1607 of InverseVar(MDMX).
1609 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1611 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1614 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1616 * config/mn10300/mn10300.opt (mno-crt0): New.
1618 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1620 * config/m68k/uclinux.opt (static-libc): New Driver option.
1622 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1624 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1626 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1628 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1629 %{muser-extend-enabled}.
1631 2011-02-16 Richard Guenther <rguenther@suse.de>
1633 PR tree-optimization/47738
1634 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1635 the TODO from tree_predictive_commoning.
1637 2011-02-15 Jeff Law <law@redhat.com>
1640 2011-01-25 Jeff Law <law@redhat.com>
1642 PR rtl-optimization/37273
1643 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1644 handle them like argument loads from stack slots. Do not double
1645 count memory for memory constants and argument loads from stack slots.
1647 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1650 * combine.c (cant_combine_insn_p): Revert the last change.
1652 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1655 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1656 mode for vector constants. Remove code that checks for TImode.
1658 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1662 * cgraph.h (compute_inline_parameters): Return void.
1663 * ipa-inline.c (compute_inline_parameters): Adjust.
1665 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1669 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1671 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1672 * ipa-inline.c (compute_inline_parameters): Adjust.
1674 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1678 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1679 Adjust all users. Pass FN to...
1680 * tree-flow-inline.h (first_referenced_var): ... this. Add
1682 * ipa-struct-reorg.c: Adjust.
1683 * tree-dfa.c: Adjust.
1684 * tree-into-ssa.c: Adjust.
1685 * tree-sra.c: Adjust.
1686 * tree-ssa-alias.c: Adjust.
1687 * tree-ssa-live.c: Adjust.
1688 * tree-ssa.c: Adjust.
1689 * tree-ssanames.c: Adjust.
1690 * tree-tailcall.c: Adjust.
1692 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1696 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1698 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1699 * tree-flow-inline.h: Adjust.
1700 * gimple-pretty-print.c: Adjust.
1701 * tree-into-ssa.c: Adjust.
1702 * tree-ssa.c: Adjust.
1703 * cfgexpand.c: Adjust.
1705 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1707 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1708 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1709 (EXTRA_CONSTRAINT): Delete.
1710 * config/iq2000/constraints.md: New file.
1711 * config/iq2000/iq2000.md: Include it.
1712 (define_insn ""): Delete.
1713 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1714 unsupported constraint letters from patterns.
1715 (call_value, call_value_internal1): Likewise.
1716 (call_value_multiple_internal1): Likewise.
1718 2011-02-15 Nick Clifton <nickc@redhat.com>
1720 * config/mn10300/mn10300.c: Include tm-constrs.h.
1721 (struct liw_data): New data structure describing an LIW candidate
1723 (extract_bundle): Use struct liw_data. Allow small integer
1724 operands for some instructions.
1725 (check_liw_constraints): Use struct liw_data. Remove swapped
1726 parameter. Add comments describing the checks. Fix bug when
1727 assigning the source of liw1 to the source of liw2.
1728 (liw_candidate): Delete. Code moved into extract_bundle.
1729 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1731 * config/mn10300/predicates.md (liw_operand): New predicate.
1732 Allows registers and small integer constants.
1733 * config/mn10300/constraints.md (O): New constraint. Accetps
1734 integers in the range -8 to +7 inclusive.
1735 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1736 for moving a small integer into a register. Give this alternative
1738 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1739 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1740 using the J,K,L and M constraints,
1741 (liw): Remove SI mode on second operands to allow for HI and QI
1743 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1746 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1749 * combine.c (cant_combine_insn_p): Check zero/sign extended
1752 2011-02-15 Richard Guenther <rguenther@suse.de>
1754 PR tree-optimization/47743
1755 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1756 for a non-type-compatible VN lookup bail out.
1758 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1760 * config/fr30/constraints.md: New file.
1761 * config/fr30/fr30.md: Include it.
1762 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1763 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1764 (EXTRA_CONSTRAINT): Delete.
1766 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1768 * config/frv/constraints.md: New file.
1769 * config/frv/predicates.md: Include it.
1770 * config/frv/frv.c (reg_class_from_letter): Delete.
1771 (frv_option_override): Don't initialize it.
1772 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1773 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1774 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1775 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1776 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1777 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1778 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1779 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1780 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1781 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1782 (REG_CLASS_FROM_CONSTRAINT): Delete.
1784 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1787 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1788 if frame size is 0 in a leaf function.
1790 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1793 * config/alpha/host-osf.c: New file.
1794 * config/alpha/x-osf: New file.
1795 * config.host (alpha*-dec-osf*): Use it.
1797 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1799 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1800 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1801 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1802 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1804 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1806 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1808 * config/stormy16/constraints.md: New file.
1809 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1810 Use satisfies_constraint_Q and satisfies_constraint_R.
1811 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1813 (xstormy16_legitiamte_address_p): Declare.
1814 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1815 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1816 (EXTRA_CONSTRAINT): Delete.
1817 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1819 (xstormy16_extra_constraint_p): Delete.
1821 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1823 PR tree-optimization/46494
1824 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1825 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1826 (pass_rtl_loop_done): Add TODO_verify_flow.
1827 * fwprop.c (pass_rtl_fwprop): Likewise.
1828 * modulo-sched.c (pass_sms): Likewise.
1829 * tree-ssa-dom.c (pass_dominator): Likewise.
1830 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1831 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1832 (pass_tree_loop_done): Likewise.
1833 * tree-ssa-pre.c (execute_pre): Likewise.
1834 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1835 * tree-ssa-sink.c (pass_sink_code): Likewise.
1836 * tree-vrp.c (pass_vrp): Likewise.
1838 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1840 * config/v850/constraints.md: New file.
1841 * config/v850/v850.md: Include it.
1842 * config/v850/predicates.md (reg_or_0_operand): Use
1843 satisfies_constraint_G.
1844 (special_symbolref_operand): Use satisfies_constraint_K.
1845 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1846 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1847 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1848 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1849 (EXTRA_CONSTRAINT): Delete.
1850 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1851 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1852 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1854 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1857 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1860 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1862 * config/mcore/constraints.md: New file.
1863 * config/mcore/mcore.md: Include it.
1864 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1865 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1866 (REG_CLASS_FROM_LETTER): Delete.
1867 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1868 insn_const_int_ok_for_constraint.
1869 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1870 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1871 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1872 (EXTRA_CONSTRAINT): Delete.
1874 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1877 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1878 (IS_SIGHANDLER): Define.
1879 (sparc64_is_sighandler): New function, split off from
1880 sparc64_fallback_frame_state.
1881 (sparc_is_sighandler): New function, split off from
1882 sparc_fallback_frame_state.
1883 (sparc64_fallback_frame_state): Merge with ...
1884 (sparc_fallback_frame_state): ... this into ...
1885 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1886 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1887 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1888 stack instead of hardcoded offsets.
1890 2011-02-14 Andriy Gapon <avg@freebsd.org>
1893 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1895 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1897 * configure: Regenerate.
1899 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1902 * gcc.c (asm_options): Correct spec matching --target-help.
1904 2011-02-12 Martin Jambor <mjambor@suse.cz>
1906 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1907 to gimple call error.
1909 2011-02-12 Mike Stump <mikestump@comcast.net>
1911 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1912 comments in backslash regions.
1914 2011-02-12 Mike Stump <mikestump@comcast.net>
1915 Jakub Jelinek <jakub@redhat.com>
1916 Iain Sandoe <iains@gcc.gnu.org>
1919 * dwarf2out.c (output_cfa_loc): When required, apply the
1920 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1921 (output_loc_sequence): Likewise.
1922 (output_loc_operands_raw): Likewise.
1923 (output_loc_sequence_raw): Likewise.
1924 (output_cfa_loc): Likewise.
1925 (output_loc_list): Suppress register number adjustment when
1926 calling output_loc_sequence()
1927 (output_die): Likewise.
1929 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1931 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1933 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1934 xtensa_memory_move_cost): New functions.
1935 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1937 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1940 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1941 in the current directory.
1942 * configure: Rebuilt.
1944 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1946 * config/darwin.c (darwin_override_options): Add a hunk missed
1947 from the commit of r168571. Trim comment line lengths and
1948 correct indents of the preceding block.
1950 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1952 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1955 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1957 * common.opt (nostartfiles): New Driver option.
1959 2011-02-11 Xinliang David Li <davidxl@google.com>
1961 PR tree-optimization/47707
1962 * tree-chrec.c (convert_affine_scev): Keep type precision.
1964 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1966 PR tree-optimization/47420
1967 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1969 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1971 PR rtl-optimization/47614
1972 * rtl.h (check_for_inc_dec): Declare.
1973 * dse.c (check_for_inc_dec): Externalize...
1974 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1975 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1977 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1980 * gcc.c (main): Do not compile inputs if there were errors in
1982 * opts-common.c (read_cmdline_option): Check for wrong language
1983 after other error checks.
1985 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1987 * cgraph.c: Fix comment typos.
1988 * cgraph.h: Likewise.
1989 * cgraphunit.c: Likewise.
1990 * ipa-cp.c: Likewise.
1991 * ipa-inline.c: Likewise.
1992 * ipa-prop.c: Likewise.
1993 * ipa-pure-const.c: Likewise.
1994 * ipa-ref.c: Likewise.
1995 * ipa-reference.c: Likewise.
1997 2011-02-11 Jakub Jelinek <jakub@redhat.com>
2000 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
2002 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2005 * doc/sourcebuild.texi (Require Support): Document
2006 dg-require-ascii-locale.
2008 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
2010 * doc/lto.texi (Write summary): Fix missing parentheses.
2012 2011-02-10 DJ Delorie <dj@redhat.com>
2014 * config/m32c/m32c.c (m32c_option_override): Disable
2015 -fcombine-stack-adjustments until flag value tracking and compare
2016 optimization can be rewritten.
2018 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
2020 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
2022 (PROCESSOR_DEFAULT64): Likewise.
2024 2011-02-10 Richard Henderson <rth@redhat.com>
2026 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
2027 change from 2011-02-03.
2028 * config/rx/rx.c (flags_from_code): Likewise.
2029 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
2030 is valid, n/pz otherwise.
2031 (rx_select_cc_mode): Return CCmode if Y is not zero.
2033 2011-02-10 Richard Guenther <rguenther@suse.de>
2035 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
2037 2011-02-10 Richard Guenther <rguenther@suse.de>
2039 PR tree-optimization/47677
2040 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
2042 2011-02-10 Jakub Jelinek <jakub@redhat.com>
2045 * combine.c (make_compound_operation): Only change shifts into
2046 multiplication for SCALAR_INT_MODE_P.
2048 2011-02-10 Jie Zhang <jie@codesourcery.com>
2052 2011-02-05 Jie Zhang <jie@codesourcery.com>
2054 * web.c (entry_register): Don't clobber the number of the
2055 first uninitialized reference in used[].
2057 2011-02-09 Richard Guenther <rguenther@suse.de>
2059 PR tree-optimization/47664
2060 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
2063 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
2067 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
2069 (PROCESSOR_DEFAULT64): Same.
2070 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
2072 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2074 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
2076 2011-02-09 Martin Jambor <mjambor@suse.cz>
2079 * tree-sra.c (struct access): New flags grp_scalar_read and
2080 grp_scalar_write. Changed description of assignment read and write
2082 (dump_access): Dump new flags, reorder all of them.
2083 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
2084 to detect multiple scalar reads.
2085 (analyze_access_subtree): Use the new scalar read write flags instead
2086 of the old flags. Adjusted comments.
2088 2011-02-08 DJ Delorie <dj@redhat.com>
2091 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
2094 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2096 * config/m68k/uclinux.opt: New.
2097 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
2099 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2101 * config/cris/elf.opt (sim): New Driver option.
2103 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2105 * config/xtensa/elf.opt: New.
2106 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
2108 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2110 * config/vax/elf.opt: New.
2111 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2113 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2115 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
2117 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2119 * config/gnu-user.opt: New.
2120 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2121 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
2122 *-*-uclinux*): Use gnu-user.opt.
2124 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
2126 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
2127 * config/i386/gnu.h (CPP_SPEC): Likewise.
2129 2011-02-08 Ian Lance Taylor <iant@google.com>
2131 * common.opt (fcx-limited-range): Add SetByCombined flag.
2132 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
2133 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
2134 (fassociative-math, freciprocal-math): Likewise.
2135 (funsafe-math-optimizations): Likewise.
2136 * opth-gen.awk: Handle SetByCombined.
2137 * optc-gen.awk: Likewise.
2138 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
2139 (set_unsafe_math_optimizations_flags): Likewise.
2140 * doc/options.texi (Option properties): Document SetByCombined.
2142 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2144 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
2145 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
2146 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
2147 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
2148 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2150 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
2152 PR tree-optimization/46834
2153 PR tree-optimization/46994
2154 PR tree-optimization/46995
2155 * graphite-sese-to-poly.c (used_outside_reduction): New.
2156 (detect_commutative_reduction): Call used_outside_reduction.
2157 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
2158 translate_scalar_reduction_to_array only when at least one
2159 loop-phi/close-phi tuple has been detected.
2161 2011-02-08 Richard Guenther <rguenther@suse.de>
2164 * tree-vect-generic.c (expand_vector_operations_1): Update
2166 (expand_vector_operations): ... not here. Cleanup EH info
2167 and the CFG if required.
2169 2011-02-08 Richard Guenther <rguenther@suse.de>
2171 PR tree-optimization/47641
2172 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
2173 require type compatibility.
2175 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2177 * gimple-low.c (lower_function_body): Don't remove the location of
2178 the return statement here.
2179 (lower_gimple_return): Do it here instead but only if the return
2180 statement is actually used twice.
2182 2011-02-08 Richard Guenther <rguenther@suse.de>
2184 PR tree-optimization/47632
2185 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
2186 unused up_to_stmt parameter, return whether cfg-cleanup is
2187 necessary, remove EH info properly.
2188 (forward_propagate_into_gimple_cond): Adjust caller.
2189 (forward_propagate_into_cond): Likewise.
2190 (forward_propagate_comparison): Likewise.
2191 (tree_ssa_forward_propagate_single_use_vars): Make
2192 forward_propagate_comparison case similar to the two others.
2194 2011-02-08 Nick Clifton <nickc@redhat.com>
2196 * config/mn10300/mn10300.opt (mliw): New command line option.
2197 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
2198 (liw_bundling): New automaton.
2199 (liw): New attribute.
2200 (liw_op): New attribute.
2201 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
2202 (movsi_internal): Add LIW attributes.
2206 (addsi3): Separate register and immediate alternatives.
2211 (lshrsi3): Likewise.
2212 (ashrsi3): Likewise.
2214 * config/mn10300/mn10300.c (liw_op_names): New
2215 (mn10300_print_operand): Handle 'W' operand descriptor.
2216 (extract_bundle): New function.
2217 (check_liw_constraints): New function.
2218 (liw_candidate): New function.
2219 (mn10300_bundle_liw): New function.
2220 (mn10300_reorg): New function.
2221 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2222 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
2223 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
2224 __LIW__ or __NO_LIW__.
2225 * doc/invoke.texi: Describe the -mliw command line option.
2227 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2229 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
2230 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
2231 pthread_mutex_unlock): Remove.
2232 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
2233 * config/pa/t-pa64: Likewise.
2234 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
2235 shared libc if not linking against libpthread.
2236 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2238 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
2241 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
2242 on 10.6 and later to ensure that we always use the unwinder from
2243 the system. Only add -no_compact_unwind when tarteting darwin
2246 2011-02-07 Steve Ellcey <sje@cup.hp.com>
2249 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
2250 (vec_interleave_lowv2sf): Ditto.
2251 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
2252 (vec_extract_oddv2sf): Ditto.
2254 2011-02-07 Mike Stump <mikestump@comcast.net>
2257 Add __ieee_divdc3 entry point.
2258 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
2260 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
2261 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
2262 * config/darwin.c (darwin_rename_builtins): Add.
2263 * config/darwin-protos.h (darwin_rename_builtins): Add.
2265 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2268 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
2271 2011-02-07 Mike Stump <mikestump@comcast.net>
2273 * config/darwin.opt (mmacosx-version-min): Update default OS version.
2275 2011-02-07 Denis Chertykov <chertykov@gmail.com>
2278 * config/avr/libgcc.S (exit): Move .endfunc
2280 2011-02-07 Richard Guenther <rguenther@suse.de>
2282 PR tree-optimization/47615
2283 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
2284 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
2285 (run_scc_vn): Initialize it.
2286 (visit_reference_op_load): Use it.
2287 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2289 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2291 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2292 DImode trapping arithmetic libfuncs.
2294 2011-02-07 Richard Guenther <rguenther@suse.de>
2296 PR tree-optimization/47621
2297 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2299 (execute_update_addresses_taken): ... here. Make it more
2300 conservative in what we accept.
2302 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2304 * config/sparc/freebsd.h (ASM_SPEC): Define.
2305 * config/sparc/vxworks.h (ASM_SPEC): Define.
2307 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2309 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2311 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2313 * doc/invoke.texi: Remove reference to compiler internals from
2316 * reg-notes.def: Remove REG_VALUE_PROFILE.
2317 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2319 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2322 * varasm.c (default_section_type_flags): If decl is NULL,
2323 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2325 2011-02-05 Jie Zhang <jie@codesourcery.com>
2328 * web.c (entry_register): Don't clobber the number of the
2329 first uninitialized reference in used[].
2331 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2333 PR tree-optimization/46194
2334 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2335 (build_classic_dist_vector_1): Do not represent classic distance
2336 vectors when the access functions are variating in different loops.
2338 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2340 * config/mips/iris6.opt: New.
2341 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2343 2011-02-04 Richard Henderson <rth@redhat.com>
2344 Steve Ellcey <sje@cup.hp.com>
2347 * config/ia64/predicates.md (mux1_brcst_element): New.
2348 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2349 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2350 (ia64_unpack_sign): New.
2351 (ia64_expand_unpack): Rewrite using new routines.
2352 (ia64_expand_widen_sum): Ditto.
2353 (ia64_expand_dot_prod_v8qi): Ditto.
2354 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2355 routines, add endian check.
2356 (pmpy2_even): Rename from pmpy2_r, add endian check.
2357 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2358 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2359 (vec_widen_smult_hi_v4hi): Ditto.
2360 (vec_widen_umult_lo_v4hi): Ditto.
2361 (vec_widen_umult_hi_v4hi): Ditto.
2362 (mulv2si3): Change endian checks.
2363 (sdot_prodv4hi): Rewrite with new calls.
2364 (udot_prodv4hi): New.
2365 (vec_pack_ssat_v4hi): Add endian check.
2366 (vec_pack_usat_v4hi): Ditto.
2367 (vec_pack_ssat_v2si): Ditto.
2368 (max1_even): Rename from max1_r, add endian check.
2369 (max1_odd): Rename from max1_l, add endian check.
2370 (*mux1_rev): Format change.
2372 (*mux1_shuf): Ditto.
2374 (*mux1_brcst_v8qi): Use new predicate.
2375 (vec_extract_evenv8qi): Remove endian check.
2376 (vec_extract_oddv8qi): Ditto.
2377 (vec_interleave_lowv4hi): Format change.
2378 (vec_interleave_highv4hi): Ditto.
2379 (mix2_even): Rename from mix2_r, add endian check.
2380 (mix2_odd): Rename from mux2_l, add endian check.
2381 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2382 (vec_extract_evenodd_helper): Format change.
2383 (vec_extract_evenv4hi): Remove endian check.
2384 (vec_extract_oddv4hi): Remove endian check.
2385 (vec_interleave_lowv2si): Format change.
2386 (vec_interleave_highv2si): Format change.
2387 (vec_initv2si): Remove endian check.
2388 (vecinit_v2si): Add endian check.
2389 (reduc_splus_v2sf): Add endian check.
2390 (reduc_smax_v2sf): Ditto.
2391 (reduc_smin_v2sf): Ditto.
2392 (vec_initv2sf): Remove endian check.
2393 (fpack): Add endian check.
2394 (fswap): Add endian check.
2395 (vec_interleave_highv2sf): Add endian check.
2396 (vec_interleave_lowv2sf): Add endian check.
2397 (fmix_lr): Add endian check.
2398 (vec_setv2sf): Format change.
2399 (*vec_extractv2sf_0_be): Use shift to extract operand.
2400 (*vec_extractv2sf_1_be): New.
2401 (vec_pack_trunc_v4hi): Add endian check.
2402 (vec_pack_trunc_v2si): Format change.
2404 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2407 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2408 do bb, locus and block comparison and disallow loads if it is not set.
2409 (stmt_is_replaceable_p): New function.
2410 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2412 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2413 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2415 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2417 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2419 * config/rs6000/xilinx.opt: New.
2420 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2422 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2424 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2426 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2428 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2429 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2430 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2431 secondary_reload_info, xtensa_secondary_reload): Remove.
2432 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2433 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2434 (xtensa_preferred_reload_class): Make static. Change return and
2435 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2436 Use CONST_DOUBLE_P predicate.
2437 (xtensa_preferred_output_reload_class): New function.
2438 (xtensa_secondary_reload): Make static.
2440 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2442 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2443 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2444 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2446 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2449 * output.h (SECTION_RELRO): Define.
2450 (SECTION_MACH_DEP): Adjust.
2451 (get_variable_section): New prototype.
2452 * varpool.c (varpool_finalize_named_section_flags): New function.
2453 (varpool_assemble_pending_decls): Call it.
2454 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2455 * cgraphunit.c (cgraph_output_in_order): Call
2456 varpool_finalize_named_section_flags.
2457 * varasm.c (get_section): Allow section flags conflicts between
2458 relro and read-only sections if the section hasn't been declared yet.
2459 Set SECTION_OVERRIDE after diagnosing section type conflict.
2460 (get_variable_section): No longer static.
2461 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2462 readonly sections that need relocations.
2463 (decl_readonly_section_1): New function.
2464 (decl_readonly_section): Use it.
2467 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2468 Steve Ellcey <sje@cup.hp.com>
2471 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2472 if section attribute used.
2474 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2476 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2477 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2478 (darwin_init_sections): Remove assertion.
2480 2011-02-03 Nick Clifton <nickc@redhat.com>
2482 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2484 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2485 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2486 instead of "n" and "pz".
2487 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2490 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2493 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2494 fma, expand FMA_EXPR as fma{,f,l} call.
2497 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2498 copy them into a unsigned char variable and pass address of it to
2499 lto_output_data_stream.
2502 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2503 around backend_init_target and lang_dependent_init_target calls.
2504 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2505 (verify_cgraph_node): Don't call set_cfun here. Use
2506 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2507 Set error_found for incorrectly represented calls to thunks.
2509 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2512 PR rtl-optimization/43494
2513 * rtl.h (for_each_inc_dec_fn): New type.
2514 (for_each_inc_dec): Declare.
2515 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2516 (for_each_inc_dec_find_inc_dec): New fn.
2517 (for_each_inc_dec_find_mem): New fn.
2518 (for_each_inc_dec): New fn.
2519 * dse.c (struct insn_size): Remove.
2520 (replace_inc_dec, replace_inc_dec_mem): Remove.
2521 (emit_inc_dec_insn_before): New fn.
2522 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2523 (canon_address): Pass mem modes to cselib_lookup.
2524 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2525 (cselib_lookup_from_insn): Likewise.
2526 (cselib_subst_to_values): Likewise.
2527 * cselib.c (find_slot_memmode): New var.
2528 (cselib_find_slot): New fn. Use it instead of
2529 htab_find_slot_with_hash everywhere.
2530 (entry_and_rtx_equal_p): Use find_slot_memmode.
2531 (autoinc_split): New fn.
2532 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2533 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2534 Deal with autoinc. Special-case recursion into MEMs.
2535 (cselib_hash_rtx): Likewise.
2536 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2537 address and MEM modes.
2538 (cselib_subst_to_values): Add memmode, pass it on.
2540 (cselib_lookup): Add memmode argument, pass it on.
2541 (cselib_lookup_from_insn): Add memmode.
2542 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2543 (struct cselib_record_autoinc_data): New.
2544 (cselib_record_autoinc_cb): New fn.
2545 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2546 mode to cselib_lookup. Reset autoinced REGs here instead of...
2547 (cselib_process_insn): ... here.
2548 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2550 (add_uses): Likewise, also to cselib_subst_to_values.
2551 (add_stores): Likewise.
2552 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2553 cselib_subst_to_values.
2554 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2555 * gcse.c (do_local_cprop): Adjusted.
2556 * postreload.c (reload_cse_simplify_set): Adjusted.
2557 (reload_cse_simplify_operands): Adjusted.
2558 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2560 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2562 PR tree-optimization/45122
2563 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2564 unsafe assumptions when there's more than one loop exit.
2566 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2569 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2570 Document using vector double with the load/store builtins, and
2571 that the load/store builtins always use Altivec instructions.
2573 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2574 to use altivec memory instructions, even on VSX.
2575 (vector_altivec_store_<mode>): Ditto.
2577 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2580 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2581 V2DF, V2DI support to load/store overloaded builtins.
2583 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2584 altivec load/store builtins for V2DF/V2DI types.
2586 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2587 set avoid indexed addresses on power6 if -maltivec.
2588 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2589 vector_altivec_load/vector_altivec_store builtins.
2590 (altivec_expand_st_builtin): Ditto.
2591 (altivec_expand_builtin): Add VSX memory builtins.
2592 (rs6000_init_builtins): Add V2DI types to internal types.
2593 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2594 load/store builtins.
2595 (rs6000_address_for_altivec): Insure memory address is appropriate
2598 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2599 vec_vsx_ld and vec_vsx_st.
2600 (vsx_store_<mode>): Ditto.
2602 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2603 variables to hold long long types for VSX vector memory builtins.
2604 (RS6000_BTI_unsigned_long_long): Ditto.
2605 (long_long_integer_type_internal_node): Ditti.
2606 (long_long_unsigned_type_internal_node): Ditti.
2608 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2609 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2610 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2612 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2614 (vec_vsx_st): Ditto.
2616 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2618 * config/pa/pa-hpux10.opt: New.
2619 * config/hpux11.opt (pthread): New Driver option.
2620 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2621 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2623 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2625 * config/ia64/vms.opt: New.
2626 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2628 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2631 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2632 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2633 generator functions.
2634 (vsx_floatuns<VSi><mode>2): Ditto.
2635 (vsx_fix_trunc<mode><VSi>2): Ditto.
2636 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2638 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2640 * config/i386/djgpp.opt (posix): New Driver option.
2642 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2644 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2645 Move to the unsupported targets list.
2647 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2649 PR rtl-optimization/47525
2650 * df-scan.c: Update copyright years.
2651 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2652 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2654 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2656 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2657 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2658 (ASM_OUTPUT_ASCII): Remove.
2659 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2661 2011-02-02 Jeff Law <law@redhat.com>
2664 * reload.c (find_reloads_address): Handle reg+d address where both
2665 components are invalid by reloading the entire address.
2667 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2668 Richard Guenther <rguenther@suse.de>
2670 PR tree-optimization/40979
2672 * passes.c (init_optimization_passes): After LIM call copy_prop
2673 and DCE to clean up.
2674 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2676 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2678 PR tree-optimization/47576
2679 PR tree-optimization/47555
2680 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2681 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2682 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2683 * tree-scalar-evolution.c (follow_ssa_edge): Use
2684 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2686 2011-02-02 Richard Guenther <rguenther@suse.de>
2688 PR tree-optimization/47566
2689 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2691 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2695 * tree-inline.c (declare_return_variable): Remove unused caller
2700 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2701 * cfgexpand.c (account_used_vars_for_block): Use them.
2702 * tree-nrv.c (tree_nrv): Likewise.
2703 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2704 (dump_scope_block): Likewise.
2705 (remove_unused_locals): Likewise.
2709 * tree-inline.c (declare_return_variable): Add result decl to
2710 local decls only once.
2711 * gimple-low.c (record_vars_into): Mark newly-created variables
2714 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2720 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2722 (no_real_insns_p, schedule_block, set_priorities): Drop special
2723 treatment of boundary debug insns.
2724 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2725 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2726 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2727 (BOUNDARY_DEBUG_INSN_P): Likewise.
2728 (SCHEDULE_DEBUG_INSN_P): Likewise.
2729 * sched-rgn.c (init_ready_list): Drop special treatment of
2730 boundary debug insns.
2731 * final.c (rest_of_clean_state): Clear notes' BB.
2733 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2735 * config/openbsd.opt (assert=): New Driver option.
2737 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2739 * config/i386/nto.opt: New.
2740 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2742 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2744 * config/i386/netware.opt: New.
2745 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2747 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2749 * config/interix.opt (posix): New Driver option.
2751 2011-02-01 DJ Delorie <dj@redhat.com>
2753 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2755 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2758 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2760 PR tree-optimization/47561
2761 * toplev.c (process_options): Print the Graphite flags. Add
2762 flag_loop_flatten to the list of options requiring Graphite.
2764 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2766 * config/i386/cygming.opt (posix): New Driver option.
2768 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2770 * config/arm/vxworks.opt: New.
2771 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2773 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2775 * config/alpha/elf.opt: New.
2776 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2777 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2779 2011-02-01 Richard Guenther <rguenther@suse.de>
2781 PR tree-optimization/47559
2782 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2783 store-motion on references that can throw.
2785 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2787 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2788 * tree-pass.h (TDF_CSELIB): New macro.
2789 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2790 cselib_lookup): Check for it rather than for TDF_DETAILS.
2792 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2795 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2798 * opts.c (finish_options): Don't add x_aux_base_name if it is
2801 2011-02-01 Richard Guenther <rguenther@suse.de>
2803 PR tree-optimization/47555
2805 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2807 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2809 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2812 * config/lm32/t-lm32: Add multilib for all CPU options.
2814 2011-02-01 Richard Guenther <rguenther@suse.de>
2816 PR tree-optimization/47541
2817 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2818 sure to have a field at offset zero.
2820 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2822 * config/arc/arc.opt (EB, EL): New Driver options.
2824 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2826 * config/alpha/osf5.opt: New.
2827 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2829 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2831 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2833 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2835 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2837 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2838 is an alias of -floop-interchange and that it requires the
2839 Graphite infrastructure.
2840 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2841 flag_loop_interchange based on the value of flag_tree_loop_linear.
2843 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2844 Richard Guenther <rguenther@suse.de>
2846 PR tree-optimization/47538
2847 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2848 type instead of r1type, except for comparisons. For right
2849 shifts and comparisons punt if there are mismatches in
2850 sizetype vs. non-sizetype types.
2852 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2854 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2857 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2859 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2861 * configure: Regenerate.
2863 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2865 * configure.ac (gcc_cv_ld_static_option): Define.
2866 (gcc_cv_ld_dynamic_option): Define.
2867 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2869 (HAVE_LD_STATIC_DYNAMIC): Update message.
2870 (LD_STATIC_OPTION): Define.
2871 (LD_DYNAMIC_OPTION): Define.
2872 * configure: Regenerate.
2873 * config.in: Regenerate.
2874 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2875 HAVE_LD_STATIC_DYNAMIC]: Use them.
2877 2011-01-31 Nick Clifton <nickc@redhat.com>
2879 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2880 registers inside interrupt handlers if the handler is not a leaf
2883 2011-01-31 Nick Clifton <nickc@redhat.com>
2885 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2886 reg_renumber returning an INVALID_REGNUM.
2888 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2891 * doc/install.texi: Document host options discarded when cross
2892 configuring target libraries.
2894 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2897 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2900 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2902 (no_real_insns_p, schedule_block, set_priorities): Drop special
2903 treatment of boundary debug insns.
2904 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2905 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2906 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2907 (BOUNDARY_DEBUG_INSN_P): Likewise.
2908 (SCHEDULE_DEBUG_INSN_P): Likewise.
2909 * sched-rgn.c (init_ready_list): Drop special treatment of
2910 boundary debug insns.
2911 * final.c (rest_of_clean-state): Clear notes' BB.
2913 2011-01-31 Alan Modra <amodra@gmail.com>
2915 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2916 toc relative expressions as we do in print_operand_address.
2918 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2920 * doc/extend.texi: Follow spelling conventions.
2921 * doc/invoke.texi: Fix a typo.
2923 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2925 * config/hpux11.opt: New.
2926 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2927 ia64*-*-hpux*): Use hpux11.opt.
2929 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2931 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2934 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2936 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2939 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2941 * doc/install.texi (Binaries): Remove outdated reference for
2942 Motorola 68HC11/68HC12 downloads.
2944 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2946 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2949 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2952 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2955 2011-01-28 Ahmad Sharif <asharif@google.com>
2957 * value-prof.c (check_counter): Corrected error message.
2959 2011-01-29 Jie Zhang <jie@codesourcery.com>
2961 * config/arm/arm.c (arm_legitimize_reload_address): New.
2962 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2963 arm_legitimize_reload_address.
2964 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2966 2011-01-28 Ian Lance Taylor <iant@google.com>
2968 * godump.c (go_define): Ignore macros whose definitions include
2969 two adjacent operands.
2971 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2974 * varasm.c (force_const_mem): Store copy of x in desc->constant
2975 instead of x itself.
2976 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2977 itself into REG_EQUAL note.
2979 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2981 * config/freebsd.opt (posix, rdynamic): New Driver options.
2983 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2985 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2987 * configure: Regenerate.
2989 2011-01-27 Joseph Myers <joseph@codesourcery.com>
2991 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
2992 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2994 2011-01-27 Anatoly Sokolov <aesok@post.ru>
2996 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
2997 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
2998 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2999 (s390_preferred_reload_class): Make static. Change return and
3000 'rclass' argument type to reg_class_t.
3002 2011-01-27 Jan Hubicka <jh@suse.cz>
3005 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
3006 (process_function_and_variable_attributes): Check defined weakrefs.
3008 2011-01-27 Martin Jambor <mjambor@suse.cz>
3010 PR tree-optimization/47228
3011 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
3012 build_ref_for_offset.
3014 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3016 * config/spu/spu-elf.h (ASM_SPEC): Remove.
3018 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
3020 PR rtl-optimization/46856
3021 * postreload.c (reload_combine_recognize_const_pattern): Do not
3022 separate cc0 setter and user on cc0 targets.
3024 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
3027 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
3028 passed a VOID_TYPE expression, immediately emit an error and
3029 return error_mark_node.
3031 2011-01-26 Jeff Law <law@redhat.com>
3033 PR rtl-optimization/47464
3034 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
3035 rather than may_trap_p as needed.
3037 2011-01-26 DJ Delorie <dj@redhat.com>
3039 PR rtl-optimization/46878
3040 * combine.c (insn_a_feeds_b): Check for the implicit cc0
3041 setter/user dependency as well.
3043 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
3045 PR rtl-optimization/44469
3046 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
3047 after removing trivially dead basic blocks.
3049 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3051 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
3052 * config/frv/frv.h (LINK_SPEC): Likewise.
3053 * config/i386/netware.h (LINK_SPEC): Likewise.
3054 * config/m68k/linux.h (ASM_SPEC): Likewise.
3055 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3056 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3057 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3058 * config/sparc/linux.h (ASM_SPEC): Likewise.
3059 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3060 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3062 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3064 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
3065 * config/frv/frv.h (ASM_SPEC): Likewise.
3066 * config/m68k/linux.h (ASM_SPEC): Likewise.
3067 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3068 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
3069 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3070 * config/sparc/linux.h (ASM_SPEC): Likewise.
3071 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3072 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3074 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3076 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
3077 * config/frv/frv.h (LINK_SPEC): Likewise.
3078 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3080 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3082 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
3083 * config/frv/frv.h (ASM_SPEC): Likewise.
3084 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
3085 * config/m68k/linux.h (ASM_SPEC): Likewise.
3086 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3087 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
3088 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3089 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
3090 * config/sparc/linux.h (ASM_SPEC): Likewise.
3091 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3092 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3093 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
3095 2011-01-26 Steve Ellcey <sje@cup.hp.com>
3098 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
3100 (vec_extract_evenodd_help): Ditto.
3101 (vec_extract_evenv4hi): Ditto.
3102 (vec_extract_oddv4hi): Ditto.
3103 (vec_interleave_lowv2si): Ditto.
3104 (vec_interleave_highv2si): Ditto.
3105 (vec_extract_evenv2si): Ditto.
3106 (vec_extract_oddv2si: Ditto.
3107 (vec_pack_trunc_v2si): Ditto.
3109 2011-01-22 Jan Hubicka <jh@suse.cz>
3112 * cgraph.h (cgraph_local_info): New field can_change_signature.
3113 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
3114 signature can change.
3115 (ipcp_estimate_growth): Call sequence simplify only if calle signature
3117 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
3118 (cgraph_function_versioning): We can not change signature of functions
3119 that don't allow that.
3120 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
3121 (lto_input_node): Likewise.
3122 * ipa-inline.c (compute_inline_parameters): Compute
3123 local.can_change_signature.
3124 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
3125 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
3126 functions that can not change signature.
3127 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
3128 init_cumulative_args): Do not use local calling conventions
3129 for functions that can not change signature.
3131 2011-01-22 Jan Hubicka <jh@suse.cz>
3133 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
3135 2011-01-26 Richard Guenther <rguenther@suse.de>
3137 PR tree-optimization/47190
3138 * cgraphunit.c (process_common_attributes): New function.
3139 (process_function_and_variable_attributes): Use it.
3141 2011-01-26 Richard Guenther <rguenther@suse.de>
3144 * cgraphbuild.c (record_eh_tables): Record reference to personality
3147 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
3150 * sel-sched.c (moveup_expr): Don't let debug insns prevent
3151 non-debug insns from moving up.
3153 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3156 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
3157 t-dlldir{,-x} fragment for build and add it to tmake_file.
3158 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
3159 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
3160 * config/i386/t-dlldir: New file.
3161 (SHLIB_DLLDIR): Define.
3162 * config/i386/t-dlldir-x: New file.
3163 (SHLIB_DLLDIR): Define.
3164 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
3165 (SHLIB_INSTALL): Use it.
3167 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
3170 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
3171 lower bound of the allowed Thumb-2 coprocessor load/store
3172 index range to -256. Add explaining comment.
3174 2011-01-25 Ian Lance Taylor <iant@google.com>
3176 * godump.c (go_define): Improve lexing of macro expansion to only
3177 accept expressions which match Go spec.
3179 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3182 * tree.c (handle_dll_attribute): Handle it.
3183 * doc/extend.texi (@item dllexport): Mention it.
3184 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
3186 2011-01-25 Ian Lance Taylor <iant@google.com>
3188 PR tree-optimization/26854
3189 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
3190 (decl_jump_unsafe): Move higher in file, with no other change.
3191 (bind): Set has_jump_unsafe_decl if appropriate.
3192 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
3193 (check_earlier_gotos): Likewise.
3194 (c_check_switch_jump_warnings): Likewise.
3196 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
3198 * doc/invoke.texi (Warning Options): Add missing hyphen.
3199 (-fprofile-dir): Minor grammatical fixes.
3200 (-fbranch-probabilities): Likewise.
3202 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3206 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3208 (no_real_insns_p, schedule_block, set_priorities): Drop special
3209 treatment of boundary debug insns.
3210 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3211 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3212 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3213 (BOUNDARY_DEBUG_INSN_P): Likewise.
3214 (SCHEDULE_DEBUG_INSN_P): Likewise.
3215 * sched-rgn.c (init_ready_list): Drop special treatment of
3216 boundary debug insns.
3217 * final.c (rest_of_clean-state): Clear notes' BB.
3219 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3221 * Makefile.in (LAMBDA_H): Removed.
3222 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
3223 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
3224 lambda-trans.o, and tree-loop-linear.o.
3225 (lto-symtab.o): Remove dependence on LAMBDA_H.
3226 (tree-loop-linear.o): Remove rule.
3227 (lambda-mat.o): Same.
3228 (lambda-trans.o): Same.
3229 (lambda-code.o): Same.
3230 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
3231 (tree-vect-slp.o): Same.
3232 * hwint.h (gcd): Moved here.
3233 (least_common_multiple): Same.
3234 * lambda-code.c: Removed.
3235 * lambda-mat.c: Removed.
3236 * lambda-trans.c: Removed.
3237 * lambda.h: Removed.
3238 * tree-loop-linear.c: Removed.
3239 * lto-symtab.c: Do not include lambda.h.
3240 * omega.c (gcd): Removed.
3241 * passes.c (init_optimization_passes): Remove pass_linear_transform.
3242 * tree-data-ref.c (print_lambda_vector): Moved here.
3243 (lambda_vector_copy): Same.
3244 (lambda_matrix_copy): Same.
3245 (lambda_matrix_id): Same.
3246 (lambda_vector_first_nz): Same.
3247 (lambda_matrix_row_add): Same.
3248 (lambda_matrix_row_exchange): Same.
3249 (lambda_vector_mult_const): Same.
3250 (lambda_vector_negate): Same.
3251 (lambda_matrix_row_negate): Same.
3252 (lambda_vector_equal): Same.
3253 (lambda_matrix_right_hermite): Same.
3254 * tree-data-ref.h: Do not include lambda.h.
3255 (lambda_vector): Moved here.
3256 (lambda_matrix): Same.
3257 (dependence_level): Same.
3258 (lambda_transform_legal_p): Removed declaration.
3259 (lambda_collect_parameters): Same.
3260 (lambda_compute_access_matrices): Same.
3261 (lambda_vector_gcd): Same.
3262 (lambda_vector_new): Same.
3263 (lambda_vector_clear): Same.
3264 (lambda_vector_lexico_pos): Same.
3265 (lambda_vector_zerop): Same.
3266 (lambda_matrix_new): Same.
3267 * tree-flow.h (least_common_multiple): Removed declaration.
3268 * tree-parloops.c (lambda_trans_matrix): Moved here.
3270 (LTM_ROWSIZE): Same.
3271 (LTM_COLSIZE): Same.
3272 (LTM_DENOMINATOR): Same.
3273 (lambda_trans_matrix_new): Same.
3274 (lambda_matrix_vector_mult): Same.
3275 (lambda_transform_legal_p): Same.
3276 * tree-pass.h (pass_linear_transform): Removed declaration.
3277 * tree-ssa-loop.c (tree_linear_transform): Removed.
3278 (gate_tree_linear_transform): Removed.
3279 (pass_linear_transform): Removed.
3280 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
3281 flag_loop_interchange.
3283 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3285 PR tree-optimization/47265
3286 PR tree-optimization/47443
3287 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
3288 if name still has some uses.
3290 2011-01-25 Martin Jambor <mjambor@suse.cz>
3292 PR tree-optimization/47382
3293 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3294 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3296 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3298 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3299 sjlj_except_unwind_info.
3301 2011-01-25 Richard Guenther <rguenther@suse.de>
3303 PR tree-optimization/47426
3304 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3305 visible functions results escape.
3307 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3310 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3311 (arm_get_frame_offsets): Use it.
3313 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3314 Jakub Jelinek <jakub@redhat.com>
3316 PR tree-optimization/47271
3317 * tree-if-conv.c (bb_postdominates_preds): New.
3318 (if_convertible_bb_p): Call bb_postdominates_preds.
3319 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3320 (predicate_scalar_phi): Call bb_postdominates_preds.
3322 2011-01-25 Nick Clifton <nickc@redhat.com>
3324 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3325 * config/rx/rx.c (rx_function_value): Likewise.
3326 (rx_promote_function_mode): Likewise.
3327 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3328 in order to make it legitimate.
3329 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3330 make sure that the first operand is the same as the result register.
3331 (addsi3_unspec): Delete.
3332 (subdi3): Do not accept immediate operands.
3333 (subdi3_internal): Likewise.
3335 2011-01-25 Jeff Law <law@redhat.com>
3337 PR rtl-optimization/37273
3338 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3339 handle them like argument loads from stack slots. Do not double
3340 count memory for memory constants and argument loads from stack slots.
3342 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3344 PR tree-optimization/47427
3345 PR tree-optimization/47428
3346 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3347 coalesce if the new root var would be TREE_READONLY.
3349 2011-01-25 Richard Guenther <rguenther@suse.de>
3352 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3353 correct type for TBAA.
3355 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3357 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3358 (close_phi_written_to_memory): Call for_each_index with
3359 dr_indices_valid_in_loop.
3361 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3363 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3364 when it is initialized.
3366 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3368 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3369 call to graphite_find_data_references_in_stmt.
3370 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3371 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3372 call to graphite_find_data_references_in_stmt.
3373 (analyze_drs_in_stmts): Same.
3374 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3375 in which the scalar analysis of indices is performed.
3376 (create_data_ref): Same. Update call to dr_analyze_indices.
3377 (find_data_references_in_stmt): Update call to create_data_ref.
3378 (graphite_find_data_references_in_stmt): Same.
3379 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3381 (create_data_ref): Same.
3382 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3383 call to create_data_ref.
3385 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3387 * graphite-sese-to-poly.c (build_poly_scop): Move
3388 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3390 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3392 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3393 VAR_DECL, PARM_DECL, and RESULT_DECL.
3395 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3397 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3399 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3400 that have already been marked as PBB_IS_REDUCTION.
3402 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3404 * graphite-scop-detection.c (same_close_phi_node): New.
3405 (remove_duplicate_close_phi): New.
3406 (make_close_phi_nodes_unique): New.
3407 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3409 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3411 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3412 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3413 of both data references to be the same.
3415 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3417 * graphite-dependences.c (build_lexicographical_constraint): Remove
3419 (build_lexicographical_constraint): Adjust call to
3420 ppl_powerset_is_empty.
3421 (dependence_polyhedron): Same.
3422 (graphite_legal_transform_dr): Same.
3423 (graphite_carried_dependence_level_k): Same.
3424 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3426 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3428 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3430 * graphite-sese-to-poly.c
3431 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3432 (close_phi_written_to_memory): New.
3433 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3436 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3438 * doc/install.texi: Update the expected version number of PPL to 0.11.
3439 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3440 #if PPL_VERSION_MINOR < 11.
3442 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3444 * graphite-dependences.c: Include graphite-cloog-util.h.
3445 (new_poly_ddr): Inlined into dependence_polyhedron.
3446 (free_poly_ddr): Moved close by new_poly_ddr.
3447 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3448 Early return NULL when ppl_powerset_is_empty returns true.
3449 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3450 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3451 (graphite_legal_transform_dr): Call new_poly_ddr.
3452 (graphite_carried_dependence_level_k): Same.
3453 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3454 (dot_transformed_deps_stmt_1): Removed.
3455 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3456 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3457 (dot_deps_1): Call dot_deps_2.
3458 * Makefile.in (graphite-dependences.o): Add missing dependence on
3459 graphite-cloog-util.h.
3461 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3463 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3464 (build_lexicographical_constraint): Same.
3465 (dependence_polyhedron_1): Same.
3466 (graphite_legal_transform_dr): Same.
3467 (graphite_carried_dependence_level_k): Same.
3468 * graphite-ppl.c (ppl_powerset_is_empty): New.
3469 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3470 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3472 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3474 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3475 the "a followed by b" relation and document it.
3477 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3479 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3480 iteration when the bag of constraints is empty.
3482 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3484 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3486 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3488 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3489 nest and two loop depths as parameters.
3490 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3491 lst_perfect_nestify.
3493 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3495 * graphite-dependences.c (print_pddr): Call
3496 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3498 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3500 * graphite-ppl.c (debug_gmp_value): New.
3501 * graphite-ppl.h (debug_gmp_value): Declared.
3503 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3505 * doc/install.texi: Document availability of cloog-0.16.
3507 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3509 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3510 invalid postdominance info.
3512 2011-01-24 Jan Hubicka <jh@suse.cz>
3515 * doc/extend.texi (weak pragma): Drop claim that it must
3516 appear before definition.
3517 * varasm.c (merge_weak, declare_weak): Only sanity check
3518 that DECL is not output at a time it is declared weak.
3520 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3522 * machmode.def: Fixed comments.
3524 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3526 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3528 2011-01-24 Paul Koning <ni1d@arrl.net>
3530 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3533 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3536 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3537 (block_info): Add scanned and prev.
3538 (move_or_delete_vzeroupper_2): Return if the basic block
3539 has been scanned and the upper 128bit state is unchanged
3541 (move_or_delete_vzeroupper_1): Return true if the exit
3543 (move_or_delete_vzeroupper): Visit basic blocks using the
3544 work-list based algorithm based on vt_find_locations in
3547 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3549 2011-01-24 Nick Clifton <nickc@redhat.com>
3551 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3552 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3553 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3554 then define __v850e1__.
3555 * doc/invoke.texi: Document -mv850es.
3557 2011-01-24 Richard Henderson <rth@redhat.com>
3559 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3560 compound unordered comparisons.
3561 * config/rx/rx.c (rx_split_fp_compare): Remove.
3562 * config/rx/rx-protos.h: Update.
3563 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3564 (cbranchsf4): Don't call rx_split_fp_compare.
3565 (*cbranchsf4): Use rx_split_cbranch.
3566 (*cmpsf): Don't accept "i" constraint.
3567 (*conditional_branch): Only valid after reload.
3568 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3570 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3573 * config/rs6000/altivec.md (vector constant splitters): Add
3574 support for creating vector single precision constants if -mvsx is
3575 used and we would create the constant using Altivec primitives.
3577 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3578 Richard Sandiford <rdsandiford@googlemail.com>
3580 PR rtl-optimization/47166
3581 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3582 mechanism for PRE_MODIFY and POST_MODIFY.
3583 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3586 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3588 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3590 2011-01-22 Jan Hubicka <jh@suse.cz>
3593 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3595 2011-01-22 Jan Hubicka <jh@suse.cz>
3597 PR tree-optimization/43884
3599 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3600 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3602 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3604 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3605 * config/s390/s390.c (s390_register_move_cost,
3606 s390_memory_move_cost): New.
3607 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3609 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3612 * except.c (sjlj_assign_call_site_values): Move setting the
3613 crtl->uses_eh_lsda flag to ...
3614 (sjlj_mark_call_sites): ... here.
3615 (sjlj_emit_function_enter): Support NULL dispatch label.
3616 (sjlj_build_landing_pads): In a function with no landing pads
3617 that still has must-not-throw regions, generate code to register
3618 a personality function with empty LSDA.
3620 2011-01-21 Richard Henderson <rth@redhat.com>
3622 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3624 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3626 * compare-elim.c: New file.
3627 * Makefile.in (OBJS-common): Add it.
3628 (compare-elim.o): New.
3629 * common.opt (fcompare-elim): New.
3630 * opts.c (default_options_table): Add OPT_fcompare_elim.
3631 * tree-pass.h (pass_compare_elim_after_reload): New.
3632 * passes.c (init_optimization_passes): Add it.
3633 * recog.h: Protect against re-inclusion.
3634 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3635 * doc/invoke.texi (-fcompare-elim): Document it.
3636 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3637 * doc/tm.texi: Rebuild.
3639 2011-01-22 Nick Clifton <nickc@redhat.com>
3641 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3642 rx_split_fp_compare.
3644 2011-01-22 Nick Clifton <nickc@redhat.com>
3646 * config/rx/rx.md (UNSPEC_CONST): New.
3647 (deallocate_and_return): Wrap the amount popped off the stack in
3648 an UNSPEC_CONST in order to stop it being rejected by
3649 -mmax-constant-size.
3650 (pop_and_return): Add a "(return)" rtx.
3651 (call): Drop the immediate operand.
3652 (call_internal): Likewise.
3653 (call_value): Likewise.
3654 (call_value_internal): Likewise.
3655 (sibcall_internal): Likewise.
3656 (sibcall_value_internal): Likewise.
3657 (sibcall): Likewise. Generate an explicit call using
3659 (sibcall_value): Likewise.
3660 (mov<>): FAIL if a constant operand is not legitimate.
3661 (addsi3_unpsec): New pattern.
3663 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3664 (ok_for_max_constant): New function.
3665 (gen_safe_add): New function.
3666 (rx_expand_prologue): Use gen_safe_add.
3667 (rx_expand_epilogue): Likewise.
3668 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3671 2011-01-21 Jeff Law <law@redhat.com>
3673 PR tree-optimization/47053
3674 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3675 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3676 statements are deleted.
3677 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3678 is nonempty, then purge dead edges and cleanup the CFG.
3680 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3684 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3686 * tree-dfa.c (create_var_ann): Mark variable as used.
3688 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3691 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3692 notes from other section in hot/cold partitioning even if
3693 last_action is -3. Increment call_site_base.
3695 PR rtl-optimization/47366
3696 * fwprop.c (forward_propagate_into): Return bool. If
3697 any changes are made, -fnon-call-exceptions is used and
3698 REG_EH_REGION note is present, call purge_dead_edges
3699 and return true if it purged anything.
3700 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3701 any EH edges were purged.
3703 2011-01-21 Jeff Law <law@redhat.com>
3705 PR rtl-optimization/41619
3706 * caller-save.c (setup_save_areas): Break out code to determine
3707 which hard regs are live across calls by examining the reload chains
3708 so that it is always used.
3709 Eliminate code which checked REG_N_CALLS_CROSSED.
3711 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3713 PR tree-optimization/47355
3714 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3715 NOP has non-debug uses beyond PHIs in new_bb.
3717 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3720 * cfgexpand.c (account_used_vars_for_block): Only account vars
3721 that are annotated as used.
3722 (estimated_stack_frame_size): Don't set TREE_USED.
3723 * tree-dfa.c (create_var_ann): Mark variable as used.
3725 2011-01-21 Richard Guenther <rguenther@suse.de>
3728 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3730 2011-01-21 Richard Guenther <rguenther@suse.de>
3732 PR tree-optimization/47365
3733 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3734 (vn_reference_lookup_pieces): Adjust.
3735 (vn_reference_lookup): Likewise.
3736 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3737 (vn_reference_lookup_3): Only look through kills if in
3738 VN_WALKREWRITE mode.
3739 (vn_reference_lookup_pieces): Adjust.
3740 (vn_reference_lookup): Likewise.
3741 (visit_reference_op_load): Likewise.
3742 (visit_reference_op_store): Likewise.
3743 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3744 (compute_avail): Likewise.
3745 (eliminate): Likewise.
3747 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3749 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3750 DECL_IGNORED_P non-reg vars if they are used.
3752 PR tree-optimization/47391
3753 * varpool.c (const_value_known_p): Return false if
3756 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3759 * config/i386/i386.c (ix86_local_alignment): Handle
3760 case for va_list_type_node is nil.
3761 (ix86_canonical_va_list_type): Likewise.
3763 2011-01-21 Alan Modra <amodra@gmail.com>
3765 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3766 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3768 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3770 * config/arm/arm.md (define_attr type): Rename f_load
3771 and f_store to f_fpa_load and f_fpa_store. Update.
3772 (write_conflict): Deal with rename fallout.
3773 (*push_fp_multi): Likewise.
3774 * config/arm/fpa.md (f_load): Use f_fpa_load.
3775 (f_store): Use f_fpa_store.
3776 (*movsf_fpa): Likewise.
3777 (*movdf_fpa): Likewise.
3778 (*movxf_fpa): Likewise.
3779 (*thumb2_movsf_fpa): Likewise.
3780 (*thumb2_movdf_fpa): Likewise.
3781 (*thumb2_movxf_fpa): Likewise.
3782 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3783 f_loadd and f_stored.
3784 (*thumb2_movdi_vfp): Likewise.
3785 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3786 (*thumb2_movsi_vfp): Likewise.
3787 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3788 Use f_loads instead of f_load.
3789 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3791 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3793 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3794 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3795 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3796 (xtensa_mode_dependent_address_p): New function.
3797 (constantpool_address_p): Make static. Change return type to bool.
3798 Change argument type to const_rtx. Use CONST_INT_P predicate.
3800 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3803 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3805 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3808 * cfgexpand.c (expand_debug_expr): Instead of generating
3809 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3812 2011-01-20 Richard Guenther <rguenther@suse.de>
3815 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3816 the pointer operand of MEM_REFs.
3818 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3820 PR tree-optimization/46130
3821 * ipa-split.c (consider_split): If return_bb contains non-virtual
3822 PHIs other than for retval or if split_function would not adjust it,
3825 2011-01-20 Richard Guenther <rguenther@suse.de>
3827 PR tree-optimization/47167
3828 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3829 Revert previous change, only avoid enumeral type changes.
3831 2011-01-19 Mike Stump <mikestump@comcast.net>
3833 * doc/tm.texi.in (BRANCH_COST): Englishify.
3834 * doc/tm.texi (BRANCH_COST): Likewise.
3836 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3839 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3840 (gen_scheduled_generic_parms_dies): New functions.
3841 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3842 generation for the end of CU compilation.
3843 (dwarf2out_finish): Generate template parameters DIEs here.
3845 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3848 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3849 debug bind stmt on merge edges.
3851 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3855 * function.c (instantiate_expr): Instantiate incoming rtl of
3856 implicit arguments, and recurse on VALUE_EXPRs.
3857 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3858 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3860 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3862 * c-parser.c (c_parser_for_statement): Initialize
3863 collection_expression.
3865 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3867 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3869 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3871 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3872 (LINK_SHLIB_SPEC): Don't use %(link_path).
3873 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3875 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3877 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3878 (NO_SHARED_LIB_SUPPORT): Remove.
3879 (LINK_SHLIB_SPEC): Remove one conditional definition.
3881 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3883 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3885 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3886 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3887 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3888 %{call_shared} and conditionals on these options not being passed.
3889 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3892 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3894 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3897 * ipa-split.c: Spelling fixes.
3899 2011-01-19 Richard Henderson <rth@redhat.com>
3901 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3902 (*mulsi3): Likewise.
3904 * longlong.h [__mn10300__] (count_leading_zeros): New.
3905 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3906 [__mn10300__] (add_ssaaaa, subddmmss): New.
3907 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3908 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3910 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3912 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3914 2011-01-19 Richard Henderson <rth@redhat.com>
3916 * config/mn10300/mn10300.md (addsi3_flags): New.
3917 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3918 (subsi3_flags, subc_internal, subdi3): New.
3919 (subdi3_internal, *subdi3_degenerate): New.
3920 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3922 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3923 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3924 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3925 * config/mn10300/mn10300-protos.h: Update.
3926 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3927 (return_ret): Likewise. Rename from return_internal_regs.
3928 (return_internal): Remove.
3930 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3931 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3932 (mn10300_legitimate_constant_p): Likewise.
3933 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3934 (mn10300_frame_size): New.
3935 (mn10300_expand_prologue): Use it.
3936 (mn10300_expand_epilogue): Likewise.
3937 (mn10300_initial_offset): Likewise.
3938 * config/mn10300/mn10300-protos.h: Update.
3939 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3940 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3941 (prologue, epilogue, return_internal): Tidy output code.
3942 (mn10300_store_multiple_operation, return): Likewise.
3943 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3944 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3945 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3946 (load_pic, am33_load_pic): New.
3947 (mn10300_load_pic0, mn10300_load_pic1): New.
3949 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3950 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3951 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3952 (cc_flags_for_mode, cc_flags_for_code): New.
3953 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3954 overflow flag is not valid. Validate that the flags we need
3955 for the comparison are valid.
3956 (mn10300_output_cmp): Remove.
3957 (mn10300_output_add): New.
3958 (mn10300_select_cc_mode): Use cc_flags_for_code.
3959 (mn10300_split_cbranch): New.
3960 (mn10300_match_ccmode): New.
3961 (mn10300_split_and_operand_count): New.
3962 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3964 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3965 (addsi3): ... here. Use mn10300_output_add.
3966 (*addsi3_flags): New.
3967 (*am33_subsi3, *mn10300_subsi3): Merge...
3968 (subsi3): ... here. Use attribute isa.
3969 (*subsi3_flags): New.
3970 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3972 (*am33_andsi3, *mn10300_andsi3): Merge...
3974 (*andsi3_flags): New.
3975 (andsi3 splitters): New.
3976 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3978 (*iorsi3_flags): New.
3979 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3981 (*xorsi3_flags): New.
3982 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3983 (one_cmplsi2): ... here.
3984 (*one_cmplsi2_flags): New.
3985 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3986 instead of "dax" in constraints. Use mn10300_split_cbranch.
3987 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3988 use matching constraints to eliminate a self-comparison.
3989 (*integer_conditional_branch): Rename from integer_conditional_branch.
3990 Use int_mode_flags to match CC_REG.
3991 (*cbranchsi4_btst, *btstsi): New.
3992 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
3993 mn10300_split_cbranch.
3994 (*am33_cmpsf): Rename from am33_cmpsf.
3995 (*float_conditional_branch): Rename from float_conditional_branch.
3996 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
3997 (zero_extendqisi2): ... here.
3998 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
3999 (zero_extendhisi2): ... here.
4000 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
4001 (extendqisi2): ... here.
4002 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
4003 (extendhisi2): ... here.
4004 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
4005 (ashlsi3): ... here.
4006 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
4007 (lshrsi3): ... here.
4008 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
4009 (ashrsi3): ... here.
4010 (consecutive add peephole): Remove.
4011 * config/mn10300/predicates.md (label_ref_operand): New.
4012 (int_mode_flags): New.
4013 (CCZN_comparison_operator): New.
4015 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
4016 (throughput_42_latency_43): New reservation.
4017 (mulsidi3, umulsidi3): New expanders.
4018 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
4019 the MDR register to allocation; separately allocate the low and
4020 high parts of the DImode result.
4021 (umulsidi3_internal): Similarly.
4022 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
4023 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
4024 (udivsi3, umodsi3): Remove.
4025 (udivmodsi4, divmodsi4): New expanders.
4026 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
4027 (*divmodsi4): Simiarly.
4028 (ext_internal): New.
4030 * config/mn10300/constraints.md ("z"): New constraint.
4031 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
4032 (FIXED_REGISTERS): Don't fix MDR.
4033 (CALL_USED_REGSITERS): Reformat nicely.
4034 (REG_ALLOC_ORDER): Add MDR.
4035 (enum regclass): Add MDR_REGS.
4036 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
4037 (IRA_COVER_CLASSES): Add MDR_REGS.
4038 (REGNO_REG_CLASS): Handle MDR_REG.
4039 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
4040 (mn10300_register_move_cost): Likewise.
4041 * config/mn10300/mn10300.md (MDR_REG): New.
4042 (*movsi_internal): Handle moves to/from MDR_REGS.
4044 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
4046 (mn10300_secondary_reload): Tidy combination reload classes.
4047 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
4048 addresses for AM33. Allow symbolic offsets for reg+imm.
4049 (mn10300_regno_in_class_p): New.
4050 (mn10300_legitimize_reload_address): New.
4051 * config/mn10300/mn10300.h (enum reg_class): Remove
4052 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
4053 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
4055 (REG_CLASS_NAMES): Update to match.
4056 (REG_CLASS_CONTENTS): Likewise.
4057 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
4058 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
4059 (REGNO_IN_RANGE_P): Remove.
4060 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
4061 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
4062 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
4063 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
4064 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
4065 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
4066 (REGNO_GENERAL_P): New.
4067 (HAVE_POST_MODIFY_DISP): New.
4068 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
4069 (LEGITIMIZE_RELOAD_ADDRESS): New.
4070 * config/mn10300/mn10300-protos.h: Update.
4072 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
4073 DATA_REGS for AM33 stack-pointer destination.
4074 (mn10300_preferred_output_reload_class): Likewise.
4075 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
4076 into a form appropriate for ...
4077 (TARGET_SECONDARY_RELOAD): New.
4078 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
4079 * config/mn10300/mn10300-protos.h: Update.
4080 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
4081 reload_insi; use the "A" constraint for the scratch; handle AM33
4082 moves of sp to non-address registers.
4084 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
4085 (*movqi_internal): ... here.
4086 (*am33_movhi, *mn10300_movhi): Merge into...
4087 (*movhi_internal): ... here.
4088 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
4089 as the source/destination of moves from/to SP.
4090 (movsf): Only allow for AM33-2.
4091 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
4092 any integer constant constraint. Only allow for AM33-2. Tidy
4093 all of the alternative outputs.
4094 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
4095 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
4097 (udivsi3, umodsi3): New patterns for MN103 only.
4099 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
4101 * doc/tm.texi.in: Spell out that a lack of register class unions
4103 * doc/tm.texi: Regenerate.
4105 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4107 PR rtl-optimization/47337
4108 * dce.c (check_argument_store): New function.
4109 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
4111 PR tree-optimization/47290
4112 * tree-eh.c (infinite_empty_loop_p): New function.
4113 (cleanup_empty_eh): Use it.
4115 2011-01-18 Steve Ellcey <sje@cup.hp.com>
4118 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
4119 (a64_expand_widen_sum): Ditto.
4120 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
4121 (vec_extract_evenodd_help): Ditto.
4122 (vec_extract_evenv4hi): Ditto.
4123 (vec_extract_oddv4hi): Ditto.
4124 (vec_extract_evenv2si): Ditto.
4125 (vec_extract_oddv2si): Ditto.
4126 (vec_extract_evenv2sf): Ditto.
4127 (vec_extract_oddv2sf): Ditto.
4128 (vec_pack_trunc_v4hi: Ditto.
4129 (vec_pack_trunc_v2si): Ditto.
4130 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
4131 (vec_interleave_highv8qi): Ditto.
4133 (vec_extract_oddv8qi): Ditto.
4134 (vec_interleave_lowv4hi): Ditto.
4135 (vec_interleave_highv4hi): Ditto.
4136 (vec_interleave_lowv2si): Ditto.
4137 (vec_interleave_highv2si): Ditto.
4139 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4141 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
4142 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
4143 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
4144 (pa_c_mode_for_suffix): New.
4145 (TARGET_EXPAND_BUILTIN): Define.
4146 (TARGET_C_MODE_FOR_SUFFIX): Define.
4147 (pa_builtins): Define.
4148 (pa_init_builtins): Register __float128 type and init new support
4150 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
4151 * config/pa/quadlib.c (_U_Qfcopysign): New.
4153 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
4156 * explow.c (allocate_dynamic_stack_space): Do not assume more than
4157 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
4160 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4162 PR tree-optimization/47179
4163 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
4164 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
4166 2011-01-18 Richard Guenther <rguenther@suse.de>
4168 PR rtl-optimization/47216
4169 * emit-rtl.c: Include tree-flow.h.
4170 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
4171 of replicating it with different semantics.
4172 * Makefile.in (emit-rtl.o): Adjust.
4174 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4176 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
4177 (cortex_a9_dp): Handle neon types correctly.
4179 2011-01-18 Jakub Jelinek <jakub@redhat.com>
4181 PR rtl-optimization/47299
4182 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
4183 subtarget. Use normal multiplication if both operands are constants.
4184 * expmed.c (expand_widening_mult): Don't try to optimize constant
4185 multiplication if op0 has VOIDmode. Convert op1 constant to mode
4188 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4190 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
4191 spacing after 'e.g.', typos, comma, hyphenation.
4193 2011-01-17 Richard Henderson <rth@redhat.com>
4195 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
4196 (rx_restricted_mem_operand): New.
4197 (rx_shift_operand): Use register_operand.
4198 (rx_source_operand, rx_compare_operand): Likewise.
4199 * config/rx/rx.md (addsi3_flags): New expander.
4200 (adddi3): Rewrite as expander.
4201 (adc_internal, *adc_flags, adddi3_internal): New patterns.
4202 (subsi3_flags): New expander.
4203 (subdi3): Rewrite as expander.
4204 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
4206 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
4207 (rx_init_builtins): Remove sat builtin.
4208 (rx_expand_builtin): Likewise.
4209 * config/rx/rx.md (ssaddsi3): New.
4210 (*sat): Rename from sat. Represent the CC_REG input.
4212 * config/rx/predicates.md (rshift_operator): New.
4213 * config/rx/rx.c (rx_expand_insv): Remove.
4214 * config/rx/rx-protos.h: Update.
4215 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
4216 operand to the canonical position.
4217 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
4218 (*bitclr, *bitclr_in_memory): Similarly.
4219 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
4220 (insv): Retain the zero_extract in the expansion.
4222 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
4223 (bswaphi2, bitinvert, revw): Likewise.
4225 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
4226 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4227 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
4228 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
4229 (bitset, bitset_in_memory): Likewise.
4230 (bitinvert, bitinvert_in_memory): Likewise.
4231 (bitclr, bitclr_in_memory): Likewise.
4232 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
4233 (rx_strend, rx_cmpstrn): Likewise.
4234 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
4235 (bitop peep2 patterns): Remove.
4237 * config/rx/rx.c (rx_match_ccmode): New.
4238 * config/rx/rx-protos.h: Update.
4239 * config/rx/rx.md (abssi2): Clobber, don't set flags.
4240 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
4241 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
4242 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
4243 (fix_truncsfsi2, floatsisf2): Likewise.
4244 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
4245 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
4246 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
4247 (*subsi3_flags, *xorsi3_flags): New.
4249 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
4251 * config/rx/rx.c (rx_print_operand): Remove workaround for
4252 unsplit comparison operations.
4254 * config/rx/rx.md (movsicc): Split after reload.
4255 (*movsicc): Merge *movsieq and *movsine via match_operator.
4256 (*stcc): New pattern.
4258 * config/rx/rx.c (rx_float_compare_mode): Remove.
4259 * config/rx/rx.h (rx_float_compare_mode): Remove.
4260 * config/rx/rx.md (cstoresi4): Split after reload.
4261 (*sccc): New pattern.
4263 * config/rx/predicates.md (label_ref_operand): New.
4264 (rx_z_comparison_operator): New.
4265 (rx_zs_comparison_operator): New.
4266 (rx_fp_comparison_operator): New.
4267 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
4268 Validate that the flags are set properly for the comparison.
4269 (rx_gen_cond_branch_template): Remove.
4270 (rx_cc_modes_compatible): Remove.
4271 (mode_from_flags): New.
4272 (flags_from_code): Rename from flags_needed_for_conditional.
4273 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
4274 (rx_select_cc_mode): Likewise.
4275 (rx_split_fp_compare): New.
4276 (rx_split_cbranch): New.
4277 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
4278 (*cbranchsi4): Use match_operator and rx_split_cbranch.
4279 (*cbranchsf4): Similarly.
4280 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
4281 match_operator and rx_split_cbranch.
4282 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
4283 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
4284 (*cmpsi): Rename from cmpsi.
4285 (*tstsi): Rename from tstsi.
4286 (*cmpsf): Rename from cmpsf; use CC_Fmode.
4287 (*conditional_branch): Rename from conditional_branch.
4288 (*reveresed_conditional_branch): Remove.
4289 (b<code>): Remove expander.
4290 * config/rx/rx-protos.h: Update.
4292 * config/rx/rx.c (rx_compare_redundant): Remove.
4293 * config/rx/rx.md (cmpsi): Don't use it.
4294 * config/rx/rx-protos.h: Update.
4296 * config/rx/rx-modes.def (CC_F): New mode.
4297 * config/rx/rx.c (rx_select_cc_mode): New.
4298 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4299 * config/rx/rx-protos.h: Update.
4301 2011-01-17 Richard Henderson <rth@redhat.com>
4303 * except.c (dump_eh_tree): Fix stray ; after for statement.
4305 2011-01-17 Richard Guenther <rguenther@suse.de>
4307 PR tree-optimization/47313
4308 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4309 handling before copying the body. Properly deal with
4310 by-reference result in SSA form.
4312 2011-01-17 Ian Lance Taylor <iant@google.com>
4315 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4316 (struct_value_alias_set): Don't define.
4317 (sparc_option_override): Don't set sparc_sr_alias_set and
4318 struct_value_alias_set.
4319 (save_or_restore_regs): Use gen_frame_mem rather than calling
4321 (sparc_struct_value_rtx): Likewise.
4323 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4326 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4328 (_mm_maskstore_pd): Likewise.
4329 (_mm_maskload_ps): Likewise.
4330 (_mm_maskstore_ps): Likewise.
4331 (_mm256_maskload_pd): Change mask to __m256i.
4332 (_mm256_maskstore_pd): Likewise.
4333 (_mm256_maskload_ps): Likewise.
4334 (_mm256_maskstore_ps): Likewise.
4336 * config/i386/i386-builtin-types.def: Updated.
4337 (ix86_expand_special_args_builtin): Likewise.
4339 * config/i386/i386.c (bdesc_special_args): Update
4340 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4341 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4342 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4343 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4345 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4346 Use <avxpermvecmode> on mask register.
4347 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4349 2011-01-17 Olivier Hainque <hainque@adacore.com>
4350 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4351 Eric Botcazou <ebotcazou@adacore.com>
4354 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4355 if <= USHRT_MAX in 32-bit mode.
4357 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4359 * doc/install.texi (Configuration, Specific): Wrap long
4360 lines in examples. Allow line wrapping in long options
4361 and URLs where beneficial for PDF output.
4363 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4365 * config/mips/mips.c (mips_classify_symbol): Don't return
4366 SYMBOL_PC_RELATIVE for nonlocal labels.
4368 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4370 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4372 2011-01-15 Jan Hubicka <jh@suse.cz>
4374 PR tree-optimization/47276
4375 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4376 declarations as needed.
4378 2011-01-15 Martin Jambor <mjambor@suse.cz>
4380 * common.opt (fdevirtualize): New flag.
4381 * doc/invoke.texi (Option Summary): Document it.
4382 * opts.c (default_options_table): Add devirtualize flag.
4383 * ipa-prop.c (detect_type_change): Return immediately if
4384 devirtualize flag is not set.
4385 (detect_type_change_ssa): Likewise.
4386 (compute_known_type_jump_func): Likewise.
4387 (ipa_analyze_virtual_call_uses): Likewise.
4389 2011-01-14 Martin Jambor <mjambor@suse.cz>
4391 PR tree-optimization/45934
4392 PR tree-optimization/46302
4393 * ipa-prop.c (type_change_info): New type.
4394 (stmt_may_be_vtbl_ptr_store): New function.
4395 (check_stmt_for_type_change): Likewise.
4396 (detect_type_change): Likewise.
4397 (detect_type_change_ssa): Likewise.
4398 (compute_complex_assign_jump_func): Check for dynamic type change.
4399 (compute_complex_ancestor_jump_func): Likewise.
4400 (compute_known_type_jump_func): Likewise.
4401 (compute_scalar_jump_functions): Likewise.
4402 (ipa_analyze_virtual_call_uses): Likewise.
4403 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4405 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4407 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4408 * config/i386/i386.opt (msse5): New Alias.
4410 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4412 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4413 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4414 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4415 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4417 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4419 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4421 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4422 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4423 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4424 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4426 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4428 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4430 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4432 2011-01-14 Mike Stump <mikestump@comcast.net>
4434 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4435 * config/fr30/fr30.md: Likweise
4436 (movsi_push): Likewise.
4437 (movsi_pop): Likewise.
4438 (enter_func): Likewise.
4439 * config/moxie/moxie.md (movsi_push): Likewise.
4440 (movsi_pop): Likewise.
4442 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4444 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4445 %{no_archive} %{exact_version}.
4446 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4447 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4448 %{no_archive} %{exact_version}.
4449 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4450 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4451 * config/mips/vxworks.h: Likewise.
4453 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4455 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4457 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4459 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4460 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4462 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4464 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4467 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4469 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4471 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4472 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4474 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4475 Don't handle -shlib.
4477 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4479 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4480 (CC1_SPEC): Don't handle -profile.
4482 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4484 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4485 * config/mips/mips.h (CC1_SPEC): Likewise.
4487 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4489 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4490 * config/mips/mips.h (CC1_SPEC): Likewise.
4492 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4494 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4495 * config/m32r/linux.h (LINK_SPEC): Likewise.
4496 * config/mips/linux.h (LINK_SPEC): Likewise.
4497 * config/mips/linux64.h (LINK_SPEC): Likewise.
4498 * config/sparc/linux.h (LINK_SPEC): Likewise.
4499 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4500 LINK_SPEC): Likewise.
4501 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4503 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4505 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4507 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4509 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4511 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4512 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4514 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4516 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4518 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4520 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4521 supports -Bstatic/-Bdynamic.
4522 * configure: Regenerate.
4524 2011-01-14 Jan Hubicka <jh@suse.cz>
4525 Jack Howarth <howarth@bromo.med.uc.edu>
4528 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4529 when checking debug_info_level. Test write_symbols instead of
4530 debug_hooks->var_location when setting flag_var_tracking_uninit.
4532 2011-01-14 Richard Guenther <rguenther@suse.de>
4534 PR tree-optimization/47179
4535 * target.def (ref_may_alias_errno): New target hook.
4536 * targhooks.h (default_ref_may_alias_errno): Declare.
4537 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4538 (default_ref_may_alias_errno): New function.
4539 * target.h (struct ao_ref_s): Declare.
4540 * tree-ssa-alias.c: Include target.h.
4541 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4542 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4543 (targhooks.o): Likewise.
4544 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4545 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4547 2011-01-14 Richard Guenther <rguenther@suse.de>
4549 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4551 2011-01-14 Richard Guenther <rguenther@suse.de>
4553 PR tree-optimization/47280
4554 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4556 (tree_ssa_forward_propagate_single_use_vars): Deal with
4557 CFG changes from associate_plusminus.
4559 2011-01-14 Richard Guenther <rguenther@suse.de>
4563 2011-01-11 Richard Guenther <rguenther@suse.de>
4565 PR tree-optimization/46076
4566 * tree-ssa.c (useless_type_conversion_p): Conversions from
4567 unprototyped to empty argument list function types are useless.
4569 2011-01-14 Richard Guenther <rguenther@suse.de>
4571 PR tree-optimization/47286
4572 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4574 2011-01-14 Martin Jambor <mjambor@suse.cz>
4577 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4579 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4581 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4582 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4583 * config/xtensa/xtensa.c (xtensa_libcall_value,
4584 xtensa_function_value_regno_p): New functions.
4585 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4587 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4590 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4592 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4593 New function prototype.
4594 * config/i386/winnt.c (i386_pe_assemble_visibility):
4595 Warn only if attribute was specified by user.
4597 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4600 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4602 (floatunsdidf2_fcfidu): Ditto.
4604 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4606 * config/s390/s390.c (print_operand_address): Replace 'error' with
4607 'output_operand_lossage'.
4608 (print_operand): Likewise.
4610 2011-01-13 Jeff Law <law@redhat.com>
4612 PR rtl-optimization/39077
4613 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4614 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4615 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4616 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4617 * gcse.c (prune_insertions_deletions): New function.
4618 (compute_pre_data): Use it.
4620 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4623 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4625 (prune_unused_types_mark): Use it.
4627 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4629 PR rtl-optimization/45352
4630 * sel-sched.c: Update copyright years.
4631 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4632 in the advancing loop when we have issued issue_rate insns.
4634 2011-01-12 Richard Henderson <rth@redhat.com>
4636 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4637 (TARGET_MD_ASM_CLOBBERS): New.
4639 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4640 (TARGET_DELEGITIMIZE_ADDRESS): New.
4642 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4643 (clzsi2, *bsch): New patterns.
4645 * config/mn10300/mn10300.md (INT): New mode iterator.
4646 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4648 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4649 flag_split_wide_types.
4651 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4652 (mn10300_trampoline_init): Rewrite without a template, an immediate
4653 load and a direct branch.
4654 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4656 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4658 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4659 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4660 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4661 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4663 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4666 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4669 2011-01-12 Jan Hubicka <jh@suse.cz>
4672 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4673 (PLUGIN_COND_CLOSE): New macro.
4674 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4676 2011-01-12 Richard Guenther <rguenther@suse.de>
4679 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4680 register variables in a MEM_REF.
4682 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4684 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4685 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4686 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4687 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4688 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4689 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4690 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4691 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4692 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4693 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4694 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4695 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4696 * config/gnu-user.h: New. Copied from linux.h.
4697 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4698 GNU_USER_TARGET_STARTFILE_SPEC.
4699 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4700 GNU_USER_TARGET_ENDFILE_SPEC.
4701 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4702 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4703 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4704 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4705 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4706 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4707 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4708 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4709 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4710 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4711 * config/arm/linux-eabi.h (CC1_SPEC): Use
4712 GNU_USER_TARGET_CC1_SPEC.
4713 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4714 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4715 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4716 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4717 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4718 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4719 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4720 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4722 2011-01-12 Richard Guenther <rguenther@suse.de>
4725 * doc/invoke.texi (ffast-math): Document it is turned on
4728 2011-01-12 Jan Hubicka <jh@suse.cz>
4730 PR tree-optimization/47233
4731 * opts.c (common_handle_option): Disable ipa-reference with profile
4734 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4736 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4739 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4741 * c-parser.c (c_lex_one_token): Updated and reindented some
4742 comments. No changes in code.
4744 2011-01-11 Ian Lance Taylor <iant@google.com>
4746 * godump.c (go_output_var): Don't output the variable if there is
4747 already a type with the same name.
4749 2011-01-11 Ian Lance Taylor <iant@google.com>
4751 * godump.c (go_format_type): Don't generate float80.
4753 2011-01-11 Richard Henderson <rth@redhat.com>
4755 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4756 declaration. Rewrite for both speed and size.
4757 (mn10300_address_cost_1): Remove.
4758 (mn10300_register_move_cost): New.
4759 (mn10300_memory_move_cost): New.
4760 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4761 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4762 extensions, shifts, BSWAP, CLZ.
4763 (mn10300_wide_const_load_uses_clr): Remove.
4764 (TARGET_REGISTER_MOVE_COST): New.
4765 (TARGET_MEMORY_MOVE_COST): New.
4766 * config/mn10300/mn10300-protos.h: Update.
4767 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4769 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4770 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4771 * config/mn10300/mn10300-protos.h: Update.
4772 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4773 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4774 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4775 (*test_int_bitfield, *test_byte_bitfield): Remove.
4776 (*bit_test, *subreg_bit_test): Remove.
4777 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4779 * config/mn10300/constraints.md ("c"): Rename from "A".
4780 ("A", "D"): New constraint letters.
4781 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4782 (fmssf4, fnmasf4, fnmssf4): Likewise.
4784 * config/mn10300/mn10300.md (isa): New attribute.
4785 (enabled): New attribute.
4787 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4788 (abssf2, negsf2): Define only for hardware fp.
4789 (sqrtsf2): Reformat.
4790 (addsf3, subsf3, mulsf3): Merge expander and insn.
4792 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4793 (DEBUGGER_AUTO_OFFSET): Remove.
4794 (DEBUGGER_ARG_OFFSET): Remove.
4796 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4797 Emit register stores with the same offsets as the hardware.
4798 (mn10300_store_multiple_operation): Don't check that the register
4799 save offsets are monotonic.
4800 * config/mn10300/mn10300-protos.h: Update.
4802 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4804 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4805 in terms of the value on the stack, not the MDR register.
4807 2011-01-11 Jan Hubicka <jh@suse.cz>
4811 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4812 (symbol_alias_set_destroy, symbol_alias_set_contains,
4813 propagate_aliases_backward): Declare.
4814 * lto-streamer-out.c (struct sets): New sturcture.
4815 (trivally_defined_alias): New function.
4816 (output_alias_pair_p): Rewrite.
4817 (output_unreferenced_globals): Fix output of alias pairs.
4818 (produce_symtab): Likewise.
4819 * ipa.c (function_and_variable_visibility): Set weak alias destination
4821 * varasm.c (symbol_alias_set_t): Remove.
4822 (symbol_alias_set_destroy): Export.
4823 (propagate_aliases_forward, propagate_aliases_backward): New functions
4825 (compute_visible_aliases): ... this one; remove.
4826 (trivially_visible_alias): New
4827 (trivially_defined_alias): New.
4828 (remove_unreachable_alias_pairs): Rewrite.
4829 (finish_aliases_1): Reorganize code checking if alias is defined.
4830 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4833 2011-01-11 Richard Guenther <rguenther@suse.de>
4835 PR tree-optimization/46076
4836 * tree-ssa.c (useless_type_conversion_p): Conversions from
4837 unprototyped to empty argument list function types are useless.
4839 2011-01-11 Richard Guenther <rguenther@suse.de>
4842 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4843 volatile MEMs as MEM_READONLY_P.
4845 2011-01-11 Richard Guenther <rguenther@suse.de>
4847 PR tree-optimization/47239
4848 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4850 2011-01-11 Jeff Law <law@redhat.com>
4852 PR tree-optimization/47086
4853 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4854 IVs from statements that might throw.
4856 2011-01-10 Jan Hubicka <jh@suse.cz>
4859 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4861 2011-01-10 Jan Hubicka <jh@suse.cz>
4864 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4865 when correcting profile.
4867 2011-01-10 Jan Hubicka <jh@suse.cz>
4870 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4872 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4873 Restore DECL_FINI_PRIORITY.
4875 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4877 * doc/gimple.texi: Fix quoting of multi-word return values in
4878 @deftypefn statements. Ensure presence of return value. Wrap
4879 overlong @deftypefn lines.
4880 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4881 descriptions of removed functions.
4882 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4883 of multi-word return value in @deftypefn statement.
4885 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4887 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4888 (Conditional Expressions, Logical Operators)
4889 (Statement and operand traversals): Do not indent smallexample
4890 code. Fix duplicate function argument in example.
4892 2011-01-10 Jeff Law <law@redhat.com>
4894 PR tree-optimization/47141
4895 * ipa-split.c (split_function): Handle case where we are
4896 returning a value and the return block has a virtual operand phi.
4898 2011-01-10 Jan Hubicka <jh@suse.cz>
4900 PR tree-optimization/47234
4901 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4902 (pass_feedback_split_functions): Declare.
4903 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4905 * ipa-split.c (gate_split_functions): Update comments; disable
4906 split-functions for profile_arc_flag and branch_probabilities.
4907 (gate_feedback_split_functions): New function.
4908 (execute_feedback_split_functions): New function.
4909 (pass_feedback_split_functions): New global var.
4911 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4914 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4915 calling gimple_call_set_cannot_inline.
4917 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4919 * config/darwin-sections.def: Remove unused section.
4921 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4924 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4926 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4929 * c-parser.c (c_parser_declaration_or_fndef): Improved
4932 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4934 * config/i386/winnt.c (i386_pe_start_function): Make sure
4935 to switch back to function's section.
4937 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4941 * plugin.c: Move include of dlfcn.h from here...
4942 * system.h: ... to here.
4944 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4946 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4948 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4949 two extra empty pages in PDF output.
4951 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4954 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4955 for error recovery purposes behave as if it was not specified so
4956 that the default type is usd.
4958 2011-01-07 Jan Hubicka <jh@suse.cz>
4960 PR tree-optmization/46469
4961 * ipa.c (function_and_variable_visibility): Clear needed flags on
4962 nodes with external decls; handle weakrefs merging correctly.
4964 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4966 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4969 2011-01-07 Jan Hubicka <jh@suse.cz>
4971 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4972 and no longer claim that gold is required for linker plugin.
4973 * configure: Regenerate.
4974 * gcc.c (PLUGIN_COND): New macro.
4975 (LINK_COMMAND_SPEC): Use it.
4976 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4977 * config.in (HAVE_LTO_PLUGIN): New.
4978 * configure.ac (--with-lto-plugin): New parameter; autodetect
4981 2011-01-07 Jan Hubicka <jh@suse.cz>
4983 PR tree-optimization/46367
4984 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4985 when we can update original.
4986 (cgraph_mark_inline_edge): Sanity check.
4987 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
4989 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4991 * config/spu/spu.h (ASM_COMMENT_START): Define.
4993 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
4997 (SWITCH_KEEP_FOR_GCC): Likewise.
4998 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
4999 (do_spec_1): Handle "%>".
5001 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
5003 2011-01-07 Jakub Jelinek <jakub@redhat.com>
5006 * config/i386/i386.c (ix86_delegitimize_address): If
5007 simplify_gen_subreg fails, return orig_x.
5010 * value-prof.c (gimple_stringop_fixed_value): Handle
5011 lhs of the call properly.
5013 2011-01-07 Jan Hubicka <jh@suse.cz>
5016 * lto-opt.c (lto_reissue_options): Set flag_shlib.
5018 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5020 * target.def (function_switched_text_sections): New hook.
5021 * doc/tm.texi: Regenerated.
5022 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5023 * final.c (default_function_switched_text_sections): New.
5024 (final_scan_insn): Call function_switched_text_sections when a
5025 mid-function section change occurs.
5026 * output.h (default_function_switched_text_sections): Declare.
5027 * config/darwin-protos.h (darwin_function_switched_text_sections):
5029 * config/darwin.c (darwin_function_switched_text_sections): New.
5030 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5032 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5034 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
5035 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
5036 the secondary code fragment when outputting for DWARF == 2.
5038 2011-01-07 Anatoly Sokolov <aesok@post.ru>
5040 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5041 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
5043 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
5044 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5046 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
5049 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
5050 when it is not empty.
5052 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
5055 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
5056 (case ${target}): Add btver1.
5057 * config/i386/driver-i386.c (host_detect_local_cpu): Let
5058 -march=native recognize btver1 processors.
5059 * config/i386/i386-c.c (ix86_target_macros_internal): Add
5060 btver1 def_and_undef
5061 * config/i386/i386.c (struct processor_costs btver1_cost): New
5063 (m_BTVER1): New definition.
5064 (m_AMD_MULTIPLE): Includes m_BTVER1.
5065 (initial_ix86_tune_features): Add btver1 tune.
5066 (processor_target_table): Add btver1 entry.
5067 (static const char *const cpu_names): Add btver1 entry.
5068 (software_prefetching_beneficial_p): Add btver1.
5069 (ix86_option_override_internal): Add btver1 instruction sets.
5070 (ix86_issue_rate): Add btver1.
5071 (ix86_adjust_cost): Add btver1.
5072 * config/i386/i386.h (TARGET_BTVER1): New definition.
5073 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
5074 (enum processor_type): Add PROCESSOR_BTVER1.
5075 * config/i386/i386.md (define_attr "cpu"): Add btver1.
5077 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5080 * config/i386/i386.c (legitimize_tls_address)
5081 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
5082 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
5083 (tls_initial_exec_64_sun): New pattern.
5085 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
5087 * doc/invoke.texi (Overall Options): Improve wording and markup
5088 of the description of -wrapper.
5090 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5092 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
5093 rdynamic, threads): New Driver options.
5095 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5098 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
5099 if coming from .tdata.
5100 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5102 2011-01-06 Jan Hubicka <jh@suse.cz>
5105 * collect2.c (main): Do not enable LTOmode when plugin is active.
5107 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5110 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
5111 --version output if supported.
5112 * configure: Regenerate.
5114 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5116 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
5119 2011-01-06 Jakub Jelinek <jakub@redhat.com>
5122 * c-convert.c (convert): When converting a complex expression
5123 other than COMPLEX_EXPR to a different complex type, ensure
5124 c_save_expr is called instead of save_expr, unless in_late_binary_op.
5125 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
5126 when converting COMPLEX_TYPE.
5128 2011-01-06 Ira Rosen <irar@il.ibm.com>
5130 PR tree-optimization/47139
5131 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
5132 only the last reduction value is used outside the loop. Update
5135 2011-01-05 Joseph Myers <joseph@codesourcery.com>
5137 * config/rtems.opt: New.
5138 * config.gcc (*-*-rtems*): Use rtems.opt.
5140 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
5142 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
5143 processors do not support 3DNow instructions.
5145 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5147 * config/spu/spu.c (spu_option_override): Set parameter
5148 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
5150 2011-01-05 Jan Hubicka <jh@suse.cz>
5152 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
5153 at the command line.
5155 2011-01-05 Martin Jambor <mjambor@suse.cz>
5158 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
5159 deltas on streamed outgoing edges.
5160 (output_node_opt_summary): Output info for outgoing edges only when
5161 the node is in new parameter set.
5162 (output_cgraph_opt_summary): New parameter set, passed to the two
5163 aforementioned functions. Update its forward declaration and its
5166 2011-01-05 Tom Tromey <tromey@redhat.com>
5168 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
5169 operator to c_finish_omp_atomic.
5170 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
5171 (build_unary_op): Update.
5172 (build_modify_expr): Update.
5173 (build_asm_expr): Update.
5175 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5177 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
5178 newly inserted insns.
5180 (spu_emit_branch_hint): Likewise.
5181 (insert_hbrp_for_ilb_runout): Likewise.
5182 (spu_machine_dependent_reorg): Call df_finish_pass after
5183 schedule_insns returns.
5185 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5187 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
5189 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
5191 PR tree-optimization/47005
5192 * tree-sra.c (struct access): Add 'non_addressable' bit.
5193 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
5194 (decide_one_param_reduction): Return 0 if the parameter is passed by
5195 reference and one of the accesses in the group is non_addressable.
5197 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5199 PR tree-optimization/47056
5200 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
5201 (mark_load): Likewise. Handle FUNCTION_DECL specially.
5202 (mark_store): Likewise. Pass STMT to ipa_record_reference.
5204 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5206 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
5207 initializer. Skip view conversions from aggregate types.
5209 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
5212 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
5214 2011-01-04 Philipp Thomas <pth@suse.de>
5216 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
5219 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5221 * function.c (thread_prologue_and_epilogue_insns): Do not crash
5222 on empty epilogue sequences.
5224 2011-01-04 Joseph Myers <joseph@codesourcery.com>
5226 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
5227 non-static): New Driver options.
5229 2011-01-04 Jie Zhang <jie@codesourcery.com>
5232 * gcc.c (default_compilers[]): Set combinable field to 0
5233 for all assembly languages.
5235 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
5237 * config/mips/loongson3a.md: New file.
5238 * config/mips/mips.md: Include loongson3a.md.
5239 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
5242 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
5245 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
5246 instead of convert_memory_address_addr_space on the base expression.
5248 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5250 * config/spu/spu.c (spu_option_override): Update error text
5251 for bad -march= / -mtune= values.
5253 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5255 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
5256 if branch-hint optimization will be performed.
5258 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5260 PR tree-optimization/47148
5261 * ipa-split.c (split_function): Convert arguments to
5262 DECL_ARG_TYPE if possible.
5264 PR tree-optimization/47155
5265 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
5268 PR rtl-optimization/47157
5269 * combine.c (try_combine): If undobuf.other_insn becomes
5270 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
5271 and set *new_direct_jump_p too.
5273 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
5275 PR tree-optimization/47021
5276 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
5278 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5280 * gcc.c (process_command): Update copyright notice dates.
5281 * gcov.c (print_version): Likewise.
5282 * gcov-dump.c (print_version): Likewise.
5283 * mips-tfile.c (main): Likewise.
5284 * mips-tdump.c (main): Likewise.
5286 2011-01-03 Martin Jambor <mjambor@suse.cz>
5288 PR tree-optimization/46801
5289 * tree-sra.c (type_internals_preclude_sra_p): Check whether
5290 aggregate fields start at byte boundary instead of the bit-field flag.
5292 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5295 * gcc.c (main): Revert revision 168407.
5297 2011-01-03 Martin Jambor <mjambor@suse.cz>
5299 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5301 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5303 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5304 vector optab to expand vector/scalar shift, update gimple to vector.
5306 2011-01-03 Martin Jambor <mjambor@suse.cz>
5308 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5311 2011-01-03 Martin Jambor <mjambor@suse.cz>
5313 PR tree-optimization/46984
5314 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5316 (cgraph_create_indirect_edge): Fixed line length.
5317 (cgraph_indirect_call_info): Declare.
5318 (cgraph_make_edge_direct) Update declaration.
5319 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5320 (cgraph_create_indirect_edge): Use it.
5321 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5323 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5324 the new thunk_delta representation.
5325 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5327 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5328 (ipa_read_indirect_edge_info): Likewise.
5329 * lto-cgraph.c (output_edge_opt_summary): New function.
5330 (output_node_opt_summary): Call it on all outgoing edges.
5331 (input_edge_opt_summary): New function.
5332 (input_node_opt_summary): Call it on all outgoing edges.
5334 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5337 * gcc.c (main): Don't check have_o when settting combine_inputs.
5339 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5341 * regrename.c: Add general comment describing the pass.
5342 (struct du_head): Remove 'length' field.
5343 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5344 (regrename_optimize): Do not sort chains. Rework comments, add others.
5345 Force renaming to the preferred class (if any) in the first pass and do
5346 not consider registers that belong to it in the second pass.
5347 (create_new_chain): Do not set 'length' field.
5348 (scan_rtx_reg): Likewise.
5350 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5352 PR tree-optimization/47140
5353 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5354 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5357 PR rtl-optimization/47028
5358 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5359 parm_birth_insn instead of at the beginning of first bb.
5361 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5363 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5364 Remove the word "see" before "@pxref".
5365 * doc/rtl.texi: Remove the word "see" before "@pxref".
5367 2011-01-01 Jan Hubicka <jh@suse.cz>
5369 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5372 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5375 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5378 Copyright (C) 2011 Free Software Foundation, Inc.
5380 Copying and distribution of this file, with or without modification,
5381 are permitted in any medium without royalty provided the copyright
5382 notice and this notice are preserved.