1 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
4 Use %v prefix in insn mnemonic to handle TARGET_AVX.
5 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
7 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
8 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
10 (*vec_extractv2di_1_rex64_avx): Ditto.
12 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
13 Jakub Jelinek <jakub@redhat.com>
16 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
17 only succeed if req_mode is the same as set_mode.
19 2011-05-03 Richard Guenther <rguenther@suse.de>
22 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
23 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
24 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
26 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
29 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
30 for -fstack-check if the size to allocate is negative.
32 2011-04-30 Jakub Jelinek <jakub@redhat.com>
34 PR tree-optimization/48809
35 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
37 (gen_inbound_check): Don't compute index_expr - range_min in utype
38 again, instead reuse SSA_NAME initialized in build_arrays.
39 Remove two useless gsi_for_stmt calls.
41 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
43 Backport from mainline
44 2011-04-01 Andrew Pinski <pinskia@gmail.com>
45 Michael Meissner <meissner@linux.vnet.ibm.com>
48 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
49 operands, as per the specifications.
51 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
52 (vec_extract_evenv4sf): Ditto.
53 (vec_extract_evenv8hi): Ditto.
54 (vec_extract_evenv16qi): Ditto.
55 (vec_extract_oddv4si): Ditto.
57 2011-04-28 Jakub Jelinek <jakub@redhat.com>
60 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
63 2011-04-27 Jakub Jelinek <jakub@redhat.com>
66 * c-typeck.c (build_binary_op): Don't wrap arguments if
69 2011-04-26 Jakub Jelinek <jakub@redhat.com>
72 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
73 is error_mark_node, set value to NULL.
75 PR tree-optimization/48734
76 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
77 if return value from maybe_fold_*_comparsions isn't something
78 the code is prepared to handle.
80 2011-04-26 Richard Guenther <rguenther@suse.de>
82 PR tree-optimization/48731
83 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
85 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
88 * doc/extend.texi (Type Traits): Document __is_standard_layout,
89 __is_literal_type, and __is_trivial; update throughout about
90 possibly cv-qualified void types.
92 2011-04-23 Jakub Jelinek <jakub@redhat.com>
95 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
96 to VOID_TYPE even around MODIFY_EXPR.
98 2011-04-22 Jakub Jelinek <jakub@redhat.com>
100 PR tree-optimization/48717
101 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
102 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
104 2011-04-22 Jakub Jelinek <jakub@redhat.com>
107 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
108 TREE_STATIC variables declared inside of some OpenMP construct.
110 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
113 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
114 vec_extract and vec_concat for non-SSE4_1 targets.
116 2011-04-21 Richard Guenther <rguenther@suse.de>
119 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
120 objects and types here. Adjust for their offset before comparing.
122 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
124 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
126 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
129 * config/pa/predicates.md (ior_operand): Delete predicate.
130 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
131 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
132 expander. Use cint_ior_operand in unnamed insn.
134 * config/pa/pa-protos.h (ior_operand): Delete declarations.
136 2011-04-20 Jakub Jelinek <jakub@redhat.com>
138 PR tree-optimization/48611
139 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
140 beyond ERT_MUST_NOT_THROW region.
142 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
144 Backport from mainline
145 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
148 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
149 the types if they have different enumeration identifiers.
151 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
154 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
155 DECL_IN_CONSTANT_POOL without RTL.
157 2011-04-20 Richard Guenther <rguenther@suse.de>
159 Backport from mainline
160 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
163 * reload1.c (inc_for_reload): Return void. All callers changed.
164 (emit_input_reload_insns): Don't try to delete previous output
165 reloads to a register, or record spill_reg_store for autoincs.
167 2011-04-19 Jakub Jelinek <jakub@redhat.com>
170 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
171 is a SUBREG with non-MODE_INT mode inside of it.
173 2011-04-18 Jakub Jelinek <jakub@redhat.com>
176 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
177 if TREE_TYPE (v) is non-NULL.
179 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
180 gimple_get_virt_mehtod_for_binfo.
181 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
182 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
184 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
186 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
188 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
190 2011-04-18 Jakub Jelinek <jakub@redhat.com>
192 PR tree-optimization/48616
193 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
194 whether the shift is by scalar or vector based on whether all SLP
195 scalar stmts have the same rhs.
197 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
199 * doc/passes.texi: Fill crossref nodes.
201 2011-04-17 Marius Strobl <marius@FreeBSD.org>
203 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
204 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
205 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
207 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
210 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
211 is non-null before accessing it.
212 (input_cgraph): Remove trailing spaces.
214 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
216 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
217 Replace match_operand with match_dup for the third operand in
220 2011-04-15 Jakub Jelinek <jakub@redhat.com>
223 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
224 is a MEM, offset it as needed based on top 2 bits in operands[3],
225 change MEM mode to SFmode and mask those 2 bits away from operands[3].
227 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
229 Backport from mainline:
230 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
233 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
234 move from floating point to shift amount register.
235 (emit_move_sequence): Remove secondary reload support for floating
236 point to shift amount amount register copies.
237 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
238 amount register copies.
239 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
240 register, return false if mode isn't a scalar integer mode.
241 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
243 2011-04-13 Jakub Jelinek <jakub@redhat.com>
246 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
247 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
249 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
251 Backport from mainline:
252 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
254 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
256 2011-04-12 Martin Jambor <mjambor@suse.cz>
258 PR tree-optimization/48195
259 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
260 ipa_check_create_edge_args.
261 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
262 ipa_check_create_edge_args.
263 * ipa-inline.c (inline_generate_summary): Do not call
264 ipa_check_create_node_params and ipa_check_create_edge_args.
265 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
266 ipa_check_create_edge_args.
268 2011-04-12 Jakub Jelinek <jakub@redhat.com>
270 PR rtl-optimization/48549
271 * combine.c (propagate_for_debug): Also stop after BB_END of
272 this_basic_block. Process LAST and just stop processing after it.
273 (combine_instructions): If last_combined_insn has been deleted,
274 set last_combined_insn to its PREV_INSN.
276 2011-04-12 Nick Clifton <nickc@redhat.com>
278 * config/v850/v850.c (expand_prologue): Do not use the CALLT
279 instruction for interrupt handlers if the target is the basic V850
281 (expand_epilogue): Likewise.
283 2011-04-12 Jakub Jelinek <jakub@redhat.com>
286 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
289 2011-04-11 Joseph Myers <joseph@codesourcery.com>
291 * common.opt (Tbss=, Tdata=, Ttext=): New options.
293 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
295 Backport from mainline:
296 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
298 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
300 2011-04-09 Duncan Sands <baldrick@free.fr>
302 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
304 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
307 * config.gcc: disable unwind table generation for crtbegin/crtend
310 2011-04-08 Jakub Jelinek <jakub@redhat.com>
312 PR tree-optimization/48377
313 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
314 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
316 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
318 * config/i386/sse.md: Update copyright year.
319 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
321 (*vec_concatv2sf_avx): Fix wrong register constraint in
322 alternative 3 of operand 1.
323 (*vec_set<mode>_0_avx): Avoid combining registers from different
324 units in a single alternative.
325 (*vec_set<mode>_0_sse4_1): Ditto.
326 (*vec_set<mode>_0_sse2): Ditto.
327 (vec_set<mode>_0): Ditto.
328 (sse2_storehpd): Ditto.
329 (sse2_loadhpd): Ditto.
330 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
331 * config/i386/predicates.md (sse_comparison_operator): Do not
332 define as special predicate.
334 2011-04-07 Jakub Jelinek <jakub@redhat.com>
337 * combine.c (combine_instructions): Add last_combined_insn,
338 update it if insn is after it, pass it to all try_combine calls.
339 (try_combine): Add last_combined_insn parameter, pass it instead of
340 i3 to propagate_for_debug.
342 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
344 Backport from mainline
345 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
347 PR rtl-optimization/48144
348 * sel-sched-ir.c (merge_history_vect): Factor out from ...
349 (merge_expr_data): ... here.
350 (av_set_intersect): Rename to av_set_code_motion_filter.
351 Update all callers. Call merge_history_vect when an
352 expression is found in both sets.
353 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
355 2011-04-06 Jakub Jelinek <jakub@redhat.com>
358 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
359 as base_reg whatever register reg has been eliminated to, instead
360 of hardcoding STACK_POINTER_REGNUM.
362 Backported from mainline
363 2011-04-01 Jakub Jelinek <jakub@redhat.com>
366 * expr.c (expand_assignment): Handle all possibilities
368 * expmed.c (store_bit_field_1): Avoid trying to create
370 (store_split_bit_field): If SUBREG_REG (op0) or
371 op0 itself has smaller mode than word, return it
372 for offset 0 and const0_rtx for out-of-bounds stores.
373 If word is const0_rtx, skip it.
375 2011-04-06 Joseph Myers <joseph@codesourcery.com>
377 * gcov-io.c: Use GCC Runtime Library Exception.
379 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
381 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
383 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
385 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
387 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
389 Backport from mainline
390 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
392 PR rtl-optimization/48143
393 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
394 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
395 sse2_cvtps2pd): Likewise.
397 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
400 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
401 frame-related from frame-unrelated adjustments to the stack pointer.
403 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
405 Backport from mainline
406 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
409 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
412 2011-03-29 Jakub Jelinek <jakub@redhat.com>
415 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
416 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
417 dw_fde_unlikely_section_end_label, cold_in_std_section,
418 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
419 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
421 (output_fde): Use dw_fde_second_{begin,end} if second is
422 true, otherwise dw_fde_{begin,end}.
423 (output_call_frame_info): Test dw_fde_second_begin != NULL
424 instead of dw_fde_switched_sections.
425 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
426 fields, initialize new fields. Initialize in_std_section
427 unconditionally from the first partition.
428 (dwarf2out_end_epilogue): Don't override dw_fde_end when
429 dw_fde_second_begin is non-NULL.
430 (dwarf2out_switch_text_section): Stop initializing removed
431 dw_fde_struct fields, initialize new fields, initialize
432 also dw_fde_end here. Set dw_fde_switch_cfi even when
433 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
434 (struct var_loc_list_def): Add last_before_switch field.
435 (arange_table, arange_table_allocated, arange_table_in_use,
436 ARANGE_TABLE_INCREMENT, add_arange): Removed.
437 (size_of_aranges): Count !in_std_section and !second_in_std_section
438 hunks in fdes, instead of looking at arange_table_in_use.
439 (output_aranges): Add aranges_length argument, don't call
440 size_of_aranges here. Instead of using aranges_table*
441 emit ranges for fdes when !in_std_section resp.
442 !second_in_std_section.
443 (dw_loc_list): Break ranges crossing section switch.
444 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
445 use dw_fde_second_end instead of dw_fde_end as end of last
447 (gen_subprogram_die): Don't call add_arange. Use
448 dw_fde_{begin,end} for first partition and if switched
449 section dw_fde_second_{begin,end} for the second.
450 (var_location_switch_text_section_1,
451 var_location_switch_text_section): New functions.
452 (dwarf2out_begin_function): Initialize cold_text_section even
453 when function_section () isn't text_section.
454 (prune_unused_types): Don't walk arange_table.
455 (dwarf2out_finish): Don't needlessly test
456 flag_reorder_blocks_and_partition when testing cold_text_section_used.
457 If info_section_emitted, call size_of_aranges and if it indicates
458 non-empty .debug_aranges, call output_aranges with the computed
459 size. Stop using removed dw_fde_struct fields, use
460 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
463 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
465 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
466 (alpha_option_override): Don't set alpha_sr_alias_set.
467 (emit_frame_store_1): Use gen_frame_mem rather than calling
469 (alpha_expand_epilogue): Ditto.
470 (unicosmk_gen_dsib): Ditto.
472 2011-03-29 Nick Clifton <nickc@redhat.com>
474 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
475 (ASM_OUTPUT_MAX_SKIP): Define.
476 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
477 allow LT aor GE comparisons.
478 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
479 * config/rx/rx.md: Add peepholes and patterns to combine extending
480 loads with simple arithmetic instructions.
481 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
482 to use pre-decrement and post-increment addressing.
483 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
484 that the INT is a valid offset.
485 (rx_print_operand): Handle %R.
486 Fix %Q's handling of MEMs.
487 (rx_option_override): Set alignments.
488 (rx_align_for_label): New function.
489 (rx_max_skip_for_label): New function.
490 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
491 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
492 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
493 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
495 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
497 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
498 for invalid symbolic addresses.
499 (s390_secondary_reload): Don't use s390_check_symref_alignment for
502 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
505 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
507 2011-03-28 Richard Guenther <rguenther@suse.de>
509 Backport from mainline
510 2011-03-24 Richard Guenther <rguenther@suse.de>
513 * tree-object-size.c (addr_object_size): Do not double-account
516 2011-03-22 Richard Guenther <rguenther@suse.de>
518 PR tree-optimization/48228
519 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
522 2011-03-17 Richard Guenther <rguenther@suse.de>
525 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
526 a value make sure to fold the statement.
528 2011-03-15 Richard Guenther <rguenther@suse.de>
531 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
532 or variable-indexed array accesses when in gimple form.
534 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
539 * doc/extend.texi (Alignment): Move section to match order in TOC.
540 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
541 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
543 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
545 Backport from mainline:
546 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
549 * config/i386/i386.md (*movdf_internal_rex64): Do not split
550 alternatives that can be handled with movq or movabsq insn.
551 (*movdf_internal): Disable for !TARGET_64BIT.
552 (*movdf_internal_nointeger): Ditto.
553 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
555 2011-03-26 Jakub Jelinek <jakub@redhat.com>
557 Backport from mainline
558 2011-03-24 Jakub Jelinek <jakub@redhat.com>
561 * simplify-rtx.c (simplify_const_unary_operation): Call
562 real_convert when changing mode class with FLOAT_EXTEND.
564 2011-03-20 Jakub Jelinek <jakub@redhat.com>
568 * c-common.c (shorten_compare): If primopN is first sign-extended
569 to opN and then zero-extended to result type, set primopN to opN.
571 PR rtl-optimization/48156
572 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
573 assume df and df_lr are not NULL.
575 2011-03-17 Jakub Jelinek <jakub@redhat.com>
577 PR rtl-optimization/48141
578 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
579 * dse.c: Include params.h.
580 (active_local_stores_len): New variable.
581 (add_wild_read, dse_step1): Clear it when setting active_local_stores
583 (record_store, check_mem_read_rtx): Decrease it when removing
585 (scan_insn): Likewise. Increase it when adding to chain, if it
586 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
587 set active_local_stores to NULL before the addition.
588 * Makefile.in (dse.o): Depend on $(PARAMS_H).
590 PR rtl-optimization/48141
591 * dse.c (record_store): If no positions are needed in an insn
592 that cannot be deleted, at least unchain it from active_local_stores.
594 2011-03-25 Jakub Jelinek <jakub@redhat.com>
596 * BASE-VER: Set to 4.6.1.
597 * DEV-PHASE: Set to prerelease.
599 2011-03-25 Release Manager
601 * GCC 4.6.0 released.
603 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
605 * config/rs6000/t-freebsd: Remove duplication from file.
607 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
610 * doc/install.texi (Prerequisites): Move jar etc. up.
611 Explain support library version requirements.
613 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
616 * doc/install.texi (Prerequisites): Move Perl to build
617 requirements. Always necessary on Solaris 2 with Sun ld.
619 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
621 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
623 (Specific, i?86-*-solaris2.[89]): Likewise.
624 (Specific, i?86-*-solaris2.10): Likewise.
625 (Specific, mips-sgi-irix6): Likewise.
626 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
627 Update for binutils 2.21.
629 2011-03-21 Jakub Jelinek <jakub@redhat.com>
632 * config/s390/s390.c (s390_delegitimize_address): Don't call
633 lowpart_subreg if orig_x has BLKmode.
635 2011-03-20 Joseph Myers <joseph@codesourcery.com>
637 * c-decl.c (diagnose_mismatched_decls): Give an error for
638 redefining a typedef with variably modified type.
640 2011-03-20 Joseph Myers <joseph@codesourcery.com>
642 * c-decl.c (grokfield): Don't allow typedefs for structures or
643 unions with no tag by default.
644 * doc/extend.texi (Unnamed Fields): Update.
646 2011-03-18 Jakub Jelinek <jakub@redhat.com>
649 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
650 arange_table_in_use is 0, but either text_section_used or
651 cold_text_section_used is true. Don't call it if
652 !info_section_emitted.
654 2011-03-18 Richard Guenther <rguenther@suse.de>
656 * doc/install.texi (--enable-gold): Remove.
657 (--with-plugin-ld): Document.
658 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
660 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
662 Backport from mainline
663 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
666 * config/i386/i386.opt: Add Save to -mavx and -mfma.
668 2011-03-18 Richard Henderson <rth@redhat.com>
669 Jakub Jelinek <jakub@redhat.com>
672 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
673 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
675 2011-03-17 Richard Guenther <rguenther@suse.de>
678 * tree-object-size.c (compute_object_offset): Properly return
679 the offset operand of MEM_REFs as sizetype.
681 2011-03-16 Dodji Seketeli <dodji@redhat.com>
684 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
685 (lookup_type_die_strip_naming_typedef): ... here.
686 (get_context_die): Use it.
687 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
688 the anonymous struct named by the naming typedef.
690 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
693 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
694 in the output template.
696 2011-03-15 Alan Modra <amodra@gmail.com>
699 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
700 presume symbol_refs without a symbol_ref_decl are suitably
701 aligned, nor other trees we may see here. Handle anchor symbols.
702 (legitimate_constant_pool_address_p): Comment. Add mode param.
703 Check cmodel=medium addresses. Adjust all calls.
704 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
705 creating cmodel=medium optimized access to locals.
706 * config/rs6000/constraints.md (R): Pass QImode to
707 legitimate_constant_pool_address_p.
708 * config/rs6000/predicates.md (input_operand): Pass mode to
709 legitimate_constant_pool_address_p.
710 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
713 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
716 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
717 64-bit constants being loaded into registers other than GPRs such
718 as loading 0 into a VSX register.
720 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
722 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
725 2011-03-14 Jakub Jelinek <jakub@redhat.com>
727 * doc/invoke.texi, doc/standards.texi: Refer to
728 gcc-4.6/c99status.html.
730 * DEV-PHASE: Mark "prerelease".
732 2011-03-14 Richard Guenther <rguenther@suse.de>
735 * tree.c (build_vector_from_val): Adjust assert to requirements
738 2011-03-14 Jakub Jelinek <jakub@redhat.com>
741 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
744 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
746 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
747 terms of target_flags_explicit. Adjust copyright year.
749 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
750 * config/rs6000/t-freebsd: New file. Add override for
753 2011-03-13 Chris Demetriou <cgd@google.com>
755 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
756 (-fno-diagnostics-show-option): this, to reflect current default.
757 (-Werror=): Update text about -fno-diagnostics-show-option.
759 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
762 * config/rs6000/predicates.md (easy_vector_constant_add_self,
763 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
764 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
765 mode is not V2DImode or V2DFmode.
766 (vspltis_constant): Do not handle V2DImode and V2DFmode.
767 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
768 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
770 (movdi_internal64): Likewise.
772 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
774 PR tree-optimization/47127
775 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
777 (set_cloog_options): Same.
778 (scop_to_clast): Same.
779 (print_clast_stmt): Do not call cloog_state_malloc and
781 (print_generated_program): Same.
783 * graphite-clast-to-gimple.h (cloog_state): Declared.
784 (scop_to_clast): Adjust declaration.
785 * graphite.c (cloog_state): Defined here.
786 (graphite_initialize): Call cloog_state_malloc.
787 (graphite_finalize): Call cloog_state_free.
789 2011-03-11 Jason Merrill <jason@redhat.com>
791 * attribs.c (lookup_attribute_spec): Take const_tree.
794 2011-03-11 Joseph Myers <joseph@codesourcery.com>
796 * config/sparc/sparc.c (sparc_option_override): Use
797 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
799 2011-03-11 Richard Guenther <rguenther@suse.de>
801 PR tree-optimization/48067
802 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
803 multiplication result will be only used once on the target
806 2011-03-11 Richard Guenther <rguenther@suse.de>
808 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
810 2011-03-11 Richard Guenther <rguenther@suse.de>
813 * tree.c (find_decls_types_r): Do not walk types only reachable
814 from IDENTIFIER_NODEs.
816 2011-03-11 Jakub Jelinek <jakub@redhat.com>
819 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
820 all vnode->force_output nodes as needed.
822 2011-03-11 Jason Merrill <jason@redhat.com>
825 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
826 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
828 2011-03-11 Martin Jambor <mjambor@suse.cz>
830 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
833 2011-03-11 Jakub Jelinek <jakub@redhat.com>
835 PR tree-optimization/48063
836 * ipa-inline.c (cgraph_decide_inlining): Don't try to
837 inline functions called once if !tree_can_inline_p (node->callers).
839 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
841 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
843 * config/score/score3.c: Delete.
844 * config/score/score3.h: Delete.
845 * config/score/mul-div.S: Delete.
846 * config/score/sfp-machine.h: Add new file.
847 * config/score/constraints.md: Add new file.
848 * config/score/t-score-softfp: Add new file.
849 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
850 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
851 (score7_extra_constraint): Delete.
852 (score7_option_override): Remove unused code.
853 * config/score/score.c: Remove score3 and score5 define and code.
854 * config/score/score.h: Remove score3 and score5 define and code.
855 * config/score/score.md: Remove score3 template and unusual insn.
856 * config/score/score.opt: Remove score3 and score5 options.
858 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
860 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
861 when _HPUX_SOURCE is defined.
862 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
864 2011-03-10 Jason Merrill <jason@redhat.com>
867 * stor-layout.c (layout_type): Don't set structural equality
868 on arrays of incomplete type.
869 * tree.c (type_hash_eq): Handle comparing them properly.
871 2011-03-10 Jakub Jelinek <jakub@redhat.com>
874 * config/s390/s390.c (s390_delegitimize_address): Make sure the
875 result mode matches original rtl mode.
877 2011-03-10 Nick Clifton <nickc@redhat.com>
879 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
880 (andsi3, andsi3_flags): Fix timings for three operand alternative.
882 2011-03-09 Jakub Jelinek <jakub@redhat.com>
884 PR rtl-optimization/47866
885 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
886 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
887 if target wasn't scalar.
888 * function.c (assign_stack_temp_for_type): Assert that neither
889 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
890 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
892 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
894 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
896 * config/s390/s390-protos.h (s390_label_align): New prototype.
897 * config/s390/s390.c (s390_label_align): New function.
898 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
900 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
903 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
904 V2DI/V2DF constants. Only all 0's or all 1's are easy.
905 (output_vec_const_move): Ditto.
907 2011-03-08 Anatoly Sokolov <aesok@post.ru>
909 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
910 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
911 * config/mips/mips.c (mips_preferred_reload_class): Make static.
912 Change 'rclass' argument and result type to reg_class_t.
913 (TARGET_PREFERRED_RELOAD_CLASS): Define.
915 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
917 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
918 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
919 (TARGET_MEMORY_MOVE_COST): Define.
920 (avr_register_move_cost, avr_memory_move_cost): New Functions.
922 2011-03-08 Jakub Jelinek <jakub@redhat.com>
925 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
928 PR tree-optimization/48022
929 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
932 2011-03-07 Jakub Jelinek <jakub@redhat.com>
935 * var-tracking.c (find_use_val): Return NULL for
936 cui->sets && cui->store_p BLKmode MEMs.
938 2011-03-07 Anatoly Sokolov <aesok@post.ru>
940 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
942 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
943 xstormy16_print_operand_address): Remove.
944 * config/stormy16/stormy16.c (xstormy16_print_operand,
945 xstormy16_print_operand_address): Make static.
946 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
948 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
951 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
952 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
955 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
958 * cfgloopmanip.c (fix_bb_placements): Return immediately
959 if FROM is BASE_LOOP's header.
961 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
963 * gimplify.c (gimplify_function_tree): Fix building calls
964 to __builtin_return_address.
966 2011-03-07 Alan Modra <amodra@gmail.com>
968 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
969 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
970 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
971 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
973 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
974 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
975 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
976 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
977 * config/rs6000/rs6000.c
978 (rs6000_elf_end_indicate_exec_stack): Rename to..
979 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
980 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
981 (rs6000_file_start): ..here.
982 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
983 file scope variables.
984 (call_ABI_of_interest): New function.
985 (init_cumulative_args): Set above vars when function return value
986 is a float, vector, or small struct.
987 (rs6000_function_arg_advance_1): Likewise for function args.
988 (rs6000_va_start): Set rs6000_passes_float if variable arg function
989 references float args.
991 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
993 * doc/cfg.texi: Remove "See" before @ref.
994 * doc/invoke.texi: Likewise.
996 2011-03-05 Jason Merrill <jason@redhat.com>
998 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
1000 2011-03-05 Anthony Green <green@moxielogic.com>
1002 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
1004 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
1006 PR rtl-optimization/47899
1007 * cfgloopmanip.c (fix_bb_placements): Fix first argument
1008 to flow_loop_nested_p when moving the loop upward.
1010 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
1013 * arm.md (movhi_insn_arch4): Accept any immediate constant.
1015 2011-03-05 Jakub Jelinek <jakub@redhat.com>
1017 PR tree-optimization/47967
1018 * ipa-cp.c (build_const_val): Return NULL instead of creating
1019 VIEW_CONVERT_EXPR for mismatching sizes.
1020 (ipcp_create_replace_map): Return NULL if build_const_val failed.
1021 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
1022 give up on versioning.
1024 2011-03-05 Alan Modra <amodra@gmail.com>
1027 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1028 full cmodel medium/large lo_sum + high addresses.
1030 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1032 * config/s390/s390.c (s390_decompose_address): Reject non-literal
1033 pool references in UNSPEC_LTREL_OFFSET.
1035 2011-03-04 Jan Hubicka <jh@suse.cz>
1038 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
1039 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
1040 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
1041 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
1042 cgraph_add_thunk): Add node pointers.
1043 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
1044 associated to right node.
1045 (input_node): Update use of cgraph_same_body_alias
1046 and cgraph_add_thunk.
1048 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
1050 * config/i386/i386.opt (mprefer-avx128): New flag.
1051 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
1052 when the flag -mprefer-avx128 is on.
1054 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
1056 * dwarf2out.c (compare_loc_operands): Fix address handling.
1058 2011-03-04 Alan Modra <amodra@gmail.com>
1060 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
1062 2011-03-04 Richard Guenther <rguenther@suse.de>
1065 * expmed.c (extract_bit_field_1): Prefer vector modes that
1066 vec_extract patterns can handle.
1068 2011-03-04 Richard Guenther <rguenther@suse.de>
1071 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
1073 2011-03-04 Richard Henderson <rth@redhat.com>
1075 * explow.c (emit_stack_save): Remove 'after' parameter.
1076 (emit_stack_restore): Likewise.
1077 * expr.h: Update to match.
1078 * builtins.c, calls.c, stmt.c: Likewise.
1079 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
1080 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
1081 * function.c (expand_function_end): Insert the emit_stack_save
1082 sequence before parm_birth_insn instead of after.
1084 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
1086 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
1087 (ssse3_pmaddubsw128): Ditto.
1088 (ssse3_pmaddubsw): Ditto.
1090 2011-03-03 Steve Ellcey <sje@cup.hp.com>
1092 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
1094 2011-03-03 Jakub Jelinek <jakub@redhat.com>
1097 * gimplify.c (omp_add_variable): Only call omp_notice_variable
1098 on TYPE_SIZE_UNIT if it is a DECL.
1101 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
1102 first operand is not is_gimple_mem_ref_addr, try to fold it.
1103 If the operand still isn't is_gimple_mem_ref_addr, clear
1106 2011-03-03 Richard Guenther <rguenther@suse.de>
1109 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
1111 (refs_may_alias_p_1): For release branches return true if
1112 we are confused by our input.
1114 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1116 * config/s390/s390.c (s390_function_value): Rename to ...
1117 (s390_function_and_libcall_value): ... this.
1118 (s390_function_value): New function.
1119 (s390_libcall_value): New function.
1120 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
1121 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
1122 target macro definitions.
1123 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
1125 2011-03-02 Joseph Myers <joseph@codesourcery.com>
1127 * config/i386/freebsd64.h (CC1_SPEC): Define.
1128 * config/i386/linux64.h (CC1_SPEC): Define.
1129 * config/i386/x86-64.h (CC1_SPEC): Don't define.
1131 2011-03-02 Anatoly Sokolov <aesok@post.ru>
1133 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1135 * config/stormy16/stormy16.c: Include reload.h.
1136 (xstormy16_memory_move_cost): New function.
1137 (TARGET_MEMORY_MOVE_COST): Define.
1139 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
1141 PR rtl-optimization/47925
1142 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
1143 with side effects. Remove the more-specific check for volatile asms.
1145 2011-03-02 Alan Modra <amodra@gmail.com>
1148 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
1149 toc relative addresses for valid offsets.
1151 2011-03-01 Richard Guenther <rguenther@suse.de>
1153 PR tree-optimization/47890
1154 * tree-vect-loop.c (get_initial_def_for_induction): Set
1155 related stmt properly.
1157 2011-03-01 Richard Guenther <rguenther@suse.de>
1160 * lto-streamer.c (lto_record_common_node): Also register
1163 2011-03-01 Richard Guenther <rguenther@suse.de>
1166 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1167 Do not stream DECL_ABSTRACT_ORIGIN.
1168 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1169 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1170 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1171 Do not stream DECL_ABSTRACT_ORIGIN.
1172 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1173 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1175 2011-02-28 Anatoly Sokolov <aesok@post.ru>
1177 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
1178 FUNCTION_VALUE_REGNO_P): Remove.
1179 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
1180 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
1181 Add 'outgoing' argument.
1182 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
1184 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1185 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1187 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
1190 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
1191 (lookup_filename): Likewise.
1192 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
1194 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
1195 Jakub Jelinek <jakub@redhat.com>
1198 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
1199 (assign_stack_local_1): Change last argument type to int.
1200 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
1201 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
1202 don't record padding space into frame_space_list nor use those areas.
1203 (assign_stack_local): Adjust caller.
1204 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
1205 of assign_stack_local, pass 0 as last argument.
1206 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
1209 2011-02-28 Jakub Jelinek <jakub@redhat.com>
1212 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
1213 Use target address_mode and pointer_mode hooks instead of hardcoded
1214 Pmode and ptr_mode. Handle some simple cases of extending if
1215 POINTERS_EXTEND_UNSIGNED < 0.
1216 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
1217 Call convert_debug_memory_address.
1218 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
1219 convert_debug_memory_address.
1222 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
1223 * configure: Regenerated.
1224 * config.in: Regenerated.
1225 * varasm.c (default_function_section): Return NULL
1226 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
1228 2011-02-28 Martin Jambor <mjambor@suse.cz>
1230 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
1231 the description to match the printed values.
1233 2011-02-28 Richard Guenther <rguenther@suse.de>
1235 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
1236 of the copied scope tree.
1238 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1240 * doc/extend.texi (Function Attributes): Avoid deeply (and
1241 wrongly) nested tables.
1243 2011-02-27 Jakub Jelinek <jakub@redhat.com>
1246 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
1247 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
1248 r isn't op0 nor op1.
1250 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1252 * config/avr/avr.md: Remove magic comment for emacs.
1254 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1257 * config/avr/avr.c (avr_option_override): Use error on bad options.
1258 (avr_help): New function.
1259 (TARGET_HELP): Define.
1261 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
1264 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
1265 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
1267 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1269 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
1270 (ARM Options): Ditto.
1271 (i386 and x86-64 Options): Ditto.
1272 (RX Options): Ditto.
1273 (SPARC Options): Ditto.
1275 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
1277 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
1278 FreeBSD 6 and later. Generally use cpu generic.
1280 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1282 * doc/cpp.texi: Update copyright years.
1284 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
1287 * config/lm32/lm32.md (ashrsi3): Added needed variable.
1289 2011-02-25 Jon Beniston <jon@beniston.com>
1292 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
1293 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
1294 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
1295 (lm32_block_move_inline): Add type cast to remove warning.
1296 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
1297 (gen_int_relational): Move declarations to start of function.
1299 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
1301 PR tree-optimization/45470
1302 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1303 can throw internally only.
1304 * tree-vect-stmts.c (vectorizable_call): Likewise.
1306 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1308 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1309 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1310 * config/stormy16/stormy16-protos.h
1311 (xstormy16_preferred_reload_class): Remove.
1312 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1313 static. Change 'rclass' argument and return type to reg_class_t.
1314 (TARGET_PREFERRED_RELOAD_CLASS,
1315 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1317 2011-02-24 Richard Guenther <rguenther@suse.de>
1319 * lto-streamer-in.c (input_bb): Do not find referenced vars
1320 in debug statements.
1322 2011-02-23 Jason Merrill <jason@redhat.com>
1324 * common.opt (fabi-version): Document v5 and v6.
1326 2011-02-23 Richard Guenther <rguenther@suse.de>
1328 PR tree-optimization/47849
1329 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1331 2011-02-23 Jie Zhang <jie@codesourcery.com>
1333 * opts-common.c (decode_cmdline_option): Print empty string
1334 argument as "" in decoded->orig_option_with_args_text.
1335 * gcc.c (execute): Print empty string argument as ""
1336 in the verbose output.
1337 (do_spec_1): Keep empty string argument.
1339 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1341 * config.gcc: Declare score-* and crx-* obsolete.
1343 2011-02-23 Jie Zhang <jie@codesourcery.com>
1345 PR rtl-optimization/47763
1346 * web.c (web_main): Ignore naked clobber when replacing register.
1348 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1350 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1353 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1356 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1358 2011-02-22 Mike Stump <mikestump@comcast.net>
1360 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1362 * configure: Regenerate.
1364 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1366 PR rtl-optimization/46002
1367 * ira-color.c (update_copy_costs): Change class intersection
1368 test to reg_class_contents[] test of 'hard_regno'.
1370 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1372 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1374 * config/hpux11.opt (mt): Likewise.
1375 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1376 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1377 * config/vax/elf.opt (mno-asm-pic): Likewise.
1378 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1380 2011-02-21 Mike Stump <mikestump@comcast.net>
1383 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1384 tree so we can get save the type.
1385 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1386 for CFString instead of trying to use past the end of the builtins.
1387 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1388 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1389 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1390 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1391 Rename to darwin_builtin_cfstring.
1392 (darwin_init_cfstring_builtins): Return the built type.
1394 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1397 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1398 (_mm256_insert_epi64): Use _mm_insert_epi64.
1400 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1402 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1403 * config/stormy16/stormy16-protos.h
1404 (xstormy16_mode_dependent_address_p): Remove.
1405 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1406 Make static. Change return type to bool. Change argument type to
1407 const_rtx. Remove dead code.
1408 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1410 2011-02-21 Richard Guenther <rguenther@suse.de>
1413 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1414 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1415 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1417 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1418 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1420 2011-02-20 Richard Guenther <rguenther@suse.de>
1423 * tree.c (free_lang_data_in_decl): Clean builtins from
1424 the TU decl BLOCK_VARS.
1426 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1430 * haifa-sched.c (fix_tick_ready): Skip tick computation
1433 2011-02-19 Richard Guenther <rguenther@suse.de>
1436 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1437 Remove lazy BLOCK_VARS streaming.
1438 (lto_input_ts_block_tree_pointers): Likewise.
1439 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1441 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1443 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1445 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1447 * config/i386/biarch32.h, config/i386/mach.h,
1448 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1450 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1453 * config/i386/i386.md (peephole2 for shift and plus): Use
1454 operands[1] original mode in the first insn.
1456 2011-02-18 Mike Stump <mikestump@comcast.net>
1458 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1460 2011-02-18 Jan Hubicka <jh@suse.cz>
1463 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1464 to zero when the function is not inlinable at all.
1466 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1468 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1469 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1470 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1471 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1472 * config/pa/t-pa64: Likewise.
1473 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1475 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1478 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1480 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1483 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1485 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1487 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1488 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1489 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1490 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1491 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1492 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1493 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1494 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1495 m32r_legitimate_address_p): New functions.
1496 * config/m32r/constraints.md (constraint "S"): Don't use
1497 STORE_PREINC_PREDEC_P.
1498 (constraint "U"): Don't use LOAD_POSTINC_P.
1500 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1502 PR rtl-optimization/46178
1503 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1504 compute ira_hard_regno_cover_class[].
1506 2011-02-18 Richard Guenther <rguenther@suse.de>
1509 * lto-streamer.h (lto_global_var_decls): Declare.
1510 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1511 statics for global var processing.
1513 2011-02-18 Richard Guenther <rguenther@suse.de>
1515 PR tree-optimization/47737
1516 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1517 edge dominance check.
1519 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1522 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1523 avoid invalid rtx sharing.
1525 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1527 * doc/cpp.texi (Obsolete Features): Add background on the
1528 origin of assertions.
1530 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1532 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1534 * config/darwin.c (output_objc_section_asm_op): Added support for
1536 (is_objc_metadata): New.
1537 (darwin_objc2_section): New.
1538 (darwin_objc1_section): New.
1539 (machopic_select_section): Added support for ABI v1 and v2.
1540 (darwin_emit_objc_zeroed): New.
1541 (darwin_output_aligned_bss): Detect objc metadata and treat it
1543 (darwin_asm_output_aligned_decl_common): Same.
1544 (darwin_asm_output_aligned_decl_local): Same.
1545 * config/darwin-sections.def: Updated for ABI v1 and v2.
1546 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1547 compiling Objective-C code for the NeXT runtime, default to using
1548 ABI version 0 for 32-bit, and version 2 for 64-bit.
1550 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1552 * common.opt (optimize_fast): New Variable.
1553 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1554 instead of local variable ofast.
1556 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1558 * doc/invoke.texi (fobjc-abi-version): Documented.
1559 (fobjc-nilcheck): Documented.
1560 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1563 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1566 * common.opt (export-dynamic): New Driver option.
1567 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1569 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1571 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1573 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1574 Jan Hubicka <jh@suse.cz>
1578 * cfgexpand.c (account_used_vars_for_block): Remove.
1579 (estimated_stack_frame_size): Use referenced vars.
1580 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1581 that were referenced in the original function. Test src_fn
1582 rather than cfun. Drop redundant get_var_ann.
1583 (setup_one_parameter): Drop redundant get_var_ann.
1584 (declare_return_variable): Likewise.
1585 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1586 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1587 * ipa-inline.c (compute_inline_parameters): Do not compute
1588 disregard_inline_limits here.
1589 (compute_inlinable_for_current, pass_inlinable): New.
1590 (pass_inline_parameters): Require PROP_referenced_vars.
1591 * cgraphunit.c (cgraph_process_new_functions): Don't run
1592 compute_inline_parameters explicitly unless function is in SSA form.
1593 (cgraph_analyze_function): Set .disregard_inline_limits.
1594 * tree-sra.c (convert_callers): Compute inliner parameters
1595 only for functions already in SSA form.
1597 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1599 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1600 -mlittle-endian-data.
1602 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1604 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1605 -mno-fpu, not -fpu and -no-fpu.
1606 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1607 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1609 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1613 input reload with PLUS RTX.
1615 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1617 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1618 of InverseVar(MDMX).
1620 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1622 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1625 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1627 * config/mn10300/mn10300.opt (mno-crt0): New.
1629 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1631 * config/m68k/uclinux.opt (static-libc): New Driver option.
1633 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1635 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1637 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1639 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1640 %{muser-extend-enabled}.
1642 2011-02-16 Richard Guenther <rguenther@suse.de>
1644 PR tree-optimization/47738
1645 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1646 the TODO from tree_predictive_commoning.
1648 2011-02-15 Jeff Law <law@redhat.com>
1651 2011-01-25 Jeff Law <law@redhat.com>
1653 PR rtl-optimization/37273
1654 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1655 handle them like argument loads from stack slots. Do not double
1656 count memory for memory constants and argument loads from stack slots.
1658 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1661 * combine.c (cant_combine_insn_p): Revert the last change.
1663 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1666 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1667 mode for vector constants. Remove code that checks for TImode.
1669 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1673 * cgraph.h (compute_inline_parameters): Return void.
1674 * ipa-inline.c (compute_inline_parameters): Adjust.
1676 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1680 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1682 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1683 * ipa-inline.c (compute_inline_parameters): Adjust.
1685 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1689 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1690 Adjust all users. Pass FN to...
1691 * tree-flow-inline.h (first_referenced_var): ... this. Add
1693 * ipa-struct-reorg.c: Adjust.
1694 * tree-dfa.c: Adjust.
1695 * tree-into-ssa.c: Adjust.
1696 * tree-sra.c: Adjust.
1697 * tree-ssa-alias.c: Adjust.
1698 * tree-ssa-live.c: Adjust.
1699 * tree-ssa.c: Adjust.
1700 * tree-ssanames.c: Adjust.
1701 * tree-tailcall.c: Adjust.
1703 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1707 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1709 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1710 * tree-flow-inline.h: Adjust.
1711 * gimple-pretty-print.c: Adjust.
1712 * tree-into-ssa.c: Adjust.
1713 * tree-ssa.c: Adjust.
1714 * cfgexpand.c: Adjust.
1716 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1718 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1719 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1720 (EXTRA_CONSTRAINT): Delete.
1721 * config/iq2000/constraints.md: New file.
1722 * config/iq2000/iq2000.md: Include it.
1723 (define_insn ""): Delete.
1724 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1725 unsupported constraint letters from patterns.
1726 (call_value, call_value_internal1): Likewise.
1727 (call_value_multiple_internal1): Likewise.
1729 2011-02-15 Nick Clifton <nickc@redhat.com>
1731 * config/mn10300/mn10300.c: Include tm-constrs.h.
1732 (struct liw_data): New data structure describing an LIW candidate
1734 (extract_bundle): Use struct liw_data. Allow small integer
1735 operands for some instructions.
1736 (check_liw_constraints): Use struct liw_data. Remove swapped
1737 parameter. Add comments describing the checks. Fix bug when
1738 assigning the source of liw1 to the source of liw2.
1739 (liw_candidate): Delete. Code moved into extract_bundle.
1740 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1742 * config/mn10300/predicates.md (liw_operand): New predicate.
1743 Allows registers and small integer constants.
1744 * config/mn10300/constraints.md (O): New constraint. Accetps
1745 integers in the range -8 to +7 inclusive.
1746 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1747 for moving a small integer into a register. Give this alternative
1749 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1750 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1751 using the J,K,L and M constraints,
1752 (liw): Remove SI mode on second operands to allow for HI and QI
1754 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1757 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1760 * combine.c (cant_combine_insn_p): Check zero/sign extended
1763 2011-02-15 Richard Guenther <rguenther@suse.de>
1765 PR tree-optimization/47743
1766 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1767 for a non-type-compatible VN lookup bail out.
1769 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1771 * config/fr30/constraints.md: New file.
1772 * config/fr30/fr30.md: Include it.
1773 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1774 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1775 (EXTRA_CONSTRAINT): Delete.
1777 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1779 * config/frv/constraints.md: New file.
1780 * config/frv/predicates.md: Include it.
1781 * config/frv/frv.c (reg_class_from_letter): Delete.
1782 (frv_option_override): Don't initialize it.
1783 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1784 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1785 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1786 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1787 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1788 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1789 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1790 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1791 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1792 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1793 (REG_CLASS_FROM_CONSTRAINT): Delete.
1795 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1798 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1799 if frame size is 0 in a leaf function.
1801 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1804 * config/alpha/host-osf.c: New file.
1805 * config/alpha/x-osf: New file.
1806 * config.host (alpha*-dec-osf*): Use it.
1808 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1810 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1811 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1812 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1813 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1815 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1817 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1819 * config/stormy16/constraints.md: New file.
1820 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1821 Use satisfies_constraint_Q and satisfies_constraint_R.
1822 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1824 (xstormy16_legitiamte_address_p): Declare.
1825 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1826 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1827 (EXTRA_CONSTRAINT): Delete.
1828 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1830 (xstormy16_extra_constraint_p): Delete.
1832 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1834 PR tree-optimization/46494
1835 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1836 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1837 (pass_rtl_loop_done): Add TODO_verify_flow.
1838 * fwprop.c (pass_rtl_fwprop): Likewise.
1839 * modulo-sched.c (pass_sms): Likewise.
1840 * tree-ssa-dom.c (pass_dominator): Likewise.
1841 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1842 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1843 (pass_tree_loop_done): Likewise.
1844 * tree-ssa-pre.c (execute_pre): Likewise.
1845 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1846 * tree-ssa-sink.c (pass_sink_code): Likewise.
1847 * tree-vrp.c (pass_vrp): Likewise.
1849 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1851 * config/v850/constraints.md: New file.
1852 * config/v850/v850.md: Include it.
1853 * config/v850/predicates.md (reg_or_0_operand): Use
1854 satisfies_constraint_G.
1855 (special_symbolref_operand): Use satisfies_constraint_K.
1856 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1857 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1858 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1859 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1860 (EXTRA_CONSTRAINT): Delete.
1861 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1862 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1863 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1865 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1868 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1871 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1873 * config/mcore/constraints.md: New file.
1874 * config/mcore/mcore.md: Include it.
1875 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1876 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1877 (REG_CLASS_FROM_LETTER): Delete.
1878 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1879 insn_const_int_ok_for_constraint.
1880 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1881 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1882 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1883 (EXTRA_CONSTRAINT): Delete.
1885 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1888 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1889 (IS_SIGHANDLER): Define.
1890 (sparc64_is_sighandler): New function, split off from
1891 sparc64_fallback_frame_state.
1892 (sparc_is_sighandler): New function, split off from
1893 sparc_fallback_frame_state.
1894 (sparc64_fallback_frame_state): Merge with ...
1895 (sparc_fallback_frame_state): ... this into ...
1896 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1897 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1898 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1899 stack instead of hardcoded offsets.
1901 2011-02-14 Andriy Gapon <avg@freebsd.org>
1904 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1906 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1908 * configure: Regenerate.
1910 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1913 * gcc.c (asm_options): Correct spec matching --target-help.
1915 2011-02-12 Martin Jambor <mjambor@suse.cz>
1917 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1918 to gimple call error.
1920 2011-02-12 Mike Stump <mikestump@comcast.net>
1922 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1923 comments in backslash regions.
1925 2011-02-12 Mike Stump <mikestump@comcast.net>
1926 Jakub Jelinek <jakub@redhat.com>
1927 Iain Sandoe <iains@gcc.gnu.org>
1930 * dwarf2out.c (output_cfa_loc): When required, apply the
1931 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1932 (output_loc_sequence): Likewise.
1933 (output_loc_operands_raw): Likewise.
1934 (output_loc_sequence_raw): Likewise.
1935 (output_cfa_loc): Likewise.
1936 (output_loc_list): Suppress register number adjustment when
1937 calling output_loc_sequence()
1938 (output_die): Likewise.
1940 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1942 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1944 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1945 xtensa_memory_move_cost): New functions.
1946 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1948 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1951 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1952 in the current directory.
1953 * configure: Rebuilt.
1955 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1957 * config/darwin.c (darwin_override_options): Add a hunk missed
1958 from the commit of r168571. Trim comment line lengths and
1959 correct indents of the preceding block.
1961 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1963 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1966 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1968 * common.opt (nostartfiles): New Driver option.
1970 2011-02-11 Xinliang David Li <davidxl@google.com>
1972 PR tree-optimization/47707
1973 * tree-chrec.c (convert_affine_scev): Keep type precision.
1975 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1977 PR tree-optimization/47420
1978 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1980 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1982 PR rtl-optimization/47614
1983 * rtl.h (check_for_inc_dec): Declare.
1984 * dse.c (check_for_inc_dec): Externalize...
1985 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1986 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1988 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1991 * gcc.c (main): Do not compile inputs if there were errors in
1993 * opts-common.c (read_cmdline_option): Check for wrong language
1994 after other error checks.
1996 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1998 * cgraph.c: Fix comment typos.
1999 * cgraph.h: Likewise.
2000 * cgraphunit.c: Likewise.
2001 * ipa-cp.c: Likewise.
2002 * ipa-inline.c: Likewise.
2003 * ipa-prop.c: Likewise.
2004 * ipa-pure-const.c: Likewise.
2005 * ipa-ref.c: Likewise.
2006 * ipa-reference.c: Likewise.
2008 2011-02-11 Jakub Jelinek <jakub@redhat.com>
2011 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
2013 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2016 * doc/sourcebuild.texi (Require Support): Document
2017 dg-require-ascii-locale.
2019 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
2021 * doc/lto.texi (Write summary): Fix missing parentheses.
2023 2011-02-10 DJ Delorie <dj@redhat.com>
2025 * config/m32c/m32c.c (m32c_option_override): Disable
2026 -fcombine-stack-adjustments until flag value tracking and compare
2027 optimization can be rewritten.
2029 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
2031 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
2033 (PROCESSOR_DEFAULT64): Likewise.
2035 2011-02-10 Richard Henderson <rth@redhat.com>
2037 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
2038 change from 2011-02-03.
2039 * config/rx/rx.c (flags_from_code): Likewise.
2040 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
2041 is valid, n/pz otherwise.
2042 (rx_select_cc_mode): Return CCmode if Y is not zero.
2044 2011-02-10 Richard Guenther <rguenther@suse.de>
2046 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
2048 2011-02-10 Richard Guenther <rguenther@suse.de>
2050 PR tree-optimization/47677
2051 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
2053 2011-02-10 Jakub Jelinek <jakub@redhat.com>
2056 * combine.c (make_compound_operation): Only change shifts into
2057 multiplication for SCALAR_INT_MODE_P.
2059 2011-02-10 Jie Zhang <jie@codesourcery.com>
2063 2011-02-05 Jie Zhang <jie@codesourcery.com>
2065 * web.c (entry_register): Don't clobber the number of the
2066 first uninitialized reference in used[].
2068 2011-02-09 Richard Guenther <rguenther@suse.de>
2070 PR tree-optimization/47664
2071 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
2074 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
2078 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
2080 (PROCESSOR_DEFAULT64): Same.
2081 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
2083 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2085 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
2087 2011-02-09 Martin Jambor <mjambor@suse.cz>
2090 * tree-sra.c (struct access): New flags grp_scalar_read and
2091 grp_scalar_write. Changed description of assignment read and write
2093 (dump_access): Dump new flags, reorder all of them.
2094 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
2095 to detect multiple scalar reads.
2096 (analyze_access_subtree): Use the new scalar read write flags instead
2097 of the old flags. Adjusted comments.
2099 2011-02-08 DJ Delorie <dj@redhat.com>
2102 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
2105 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2107 * config/m68k/uclinux.opt: New.
2108 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
2110 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2112 * config/cris/elf.opt (sim): New Driver option.
2114 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2116 * config/xtensa/elf.opt: New.
2117 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
2119 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2121 * config/vax/elf.opt: New.
2122 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2124 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2126 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
2128 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2130 * config/gnu-user.opt: New.
2131 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2132 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
2133 *-*-uclinux*): Use gnu-user.opt.
2135 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
2137 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
2138 * config/i386/gnu.h (CPP_SPEC): Likewise.
2140 2011-02-08 Ian Lance Taylor <iant@google.com>
2142 * common.opt (fcx-limited-range): Add SetByCombined flag.
2143 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
2144 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
2145 (fassociative-math, freciprocal-math): Likewise.
2146 (funsafe-math-optimizations): Likewise.
2147 * opth-gen.awk: Handle SetByCombined.
2148 * optc-gen.awk: Likewise.
2149 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
2150 (set_unsafe_math_optimizations_flags): Likewise.
2151 * doc/options.texi (Option properties): Document SetByCombined.
2153 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2155 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
2156 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
2157 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
2158 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
2159 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2161 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
2163 PR tree-optimization/46834
2164 PR tree-optimization/46994
2165 PR tree-optimization/46995
2166 * graphite-sese-to-poly.c (used_outside_reduction): New.
2167 (detect_commutative_reduction): Call used_outside_reduction.
2168 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
2169 translate_scalar_reduction_to_array only when at least one
2170 loop-phi/close-phi tuple has been detected.
2172 2011-02-08 Richard Guenther <rguenther@suse.de>
2175 * tree-vect-generic.c (expand_vector_operations_1): Update
2177 (expand_vector_operations): ... not here. Cleanup EH info
2178 and the CFG if required.
2180 2011-02-08 Richard Guenther <rguenther@suse.de>
2182 PR tree-optimization/47641
2183 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
2184 require type compatibility.
2186 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2188 * gimple-low.c (lower_function_body): Don't remove the location of
2189 the return statement here.
2190 (lower_gimple_return): Do it here instead but only if the return
2191 statement is actually used twice.
2193 2011-02-08 Richard Guenther <rguenther@suse.de>
2195 PR tree-optimization/47632
2196 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
2197 unused up_to_stmt parameter, return whether cfg-cleanup is
2198 necessary, remove EH info properly.
2199 (forward_propagate_into_gimple_cond): Adjust caller.
2200 (forward_propagate_into_cond): Likewise.
2201 (forward_propagate_comparison): Likewise.
2202 (tree_ssa_forward_propagate_single_use_vars): Make
2203 forward_propagate_comparison case similar to the two others.
2205 2011-02-08 Nick Clifton <nickc@redhat.com>
2207 * config/mn10300/mn10300.opt (mliw): New command line option.
2208 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
2209 (liw_bundling): New automaton.
2210 (liw): New attribute.
2211 (liw_op): New attribute.
2212 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
2213 (movsi_internal): Add LIW attributes.
2217 (addsi3): Separate register and immediate alternatives.
2222 (lshrsi3): Likewise.
2223 (ashrsi3): Likewise.
2225 * config/mn10300/mn10300.c (liw_op_names): New
2226 (mn10300_print_operand): Handle 'W' operand descriptor.
2227 (extract_bundle): New function.
2228 (check_liw_constraints): New function.
2229 (liw_candidate): New function.
2230 (mn10300_bundle_liw): New function.
2231 (mn10300_reorg): New function.
2232 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2233 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
2234 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
2235 __LIW__ or __NO_LIW__.
2236 * doc/invoke.texi: Describe the -mliw command line option.
2238 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2240 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
2241 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
2242 pthread_mutex_unlock): Remove.
2243 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
2244 * config/pa/t-pa64: Likewise.
2245 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
2246 shared libc if not linking against libpthread.
2247 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2249 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
2252 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
2253 on 10.6 and later to ensure that we always use the unwinder from
2254 the system. Only add -no_compact_unwind when tarteting darwin
2257 2011-02-07 Steve Ellcey <sje@cup.hp.com>
2260 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
2261 (vec_interleave_lowv2sf): Ditto.
2262 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
2263 (vec_extract_oddv2sf): Ditto.
2265 2011-02-07 Mike Stump <mikestump@comcast.net>
2268 Add __ieee_divdc3 entry point.
2269 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
2271 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
2272 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
2273 * config/darwin.c (darwin_rename_builtins): Add.
2274 * config/darwin-protos.h (darwin_rename_builtins): Add.
2276 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2279 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
2282 2011-02-07 Mike Stump <mikestump@comcast.net>
2284 * config/darwin.opt (mmacosx-version-min): Update default OS version.
2286 2011-02-07 Denis Chertykov <chertykov@gmail.com>
2289 * config/avr/libgcc.S (exit): Move .endfunc
2291 2011-02-07 Richard Guenther <rguenther@suse.de>
2293 PR tree-optimization/47615
2294 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
2295 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
2296 (run_scc_vn): Initialize it.
2297 (visit_reference_op_load): Use it.
2298 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2300 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2302 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2303 DImode trapping arithmetic libfuncs.
2305 2011-02-07 Richard Guenther <rguenther@suse.de>
2307 PR tree-optimization/47621
2308 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2310 (execute_update_addresses_taken): ... here. Make it more
2311 conservative in what we accept.
2313 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2315 * config/sparc/freebsd.h (ASM_SPEC): Define.
2316 * config/sparc/vxworks.h (ASM_SPEC): Define.
2318 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2320 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2322 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2324 * doc/invoke.texi: Remove reference to compiler internals from
2327 * reg-notes.def: Remove REG_VALUE_PROFILE.
2328 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2330 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2333 * varasm.c (default_section_type_flags): If decl is NULL,
2334 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2336 2011-02-05 Jie Zhang <jie@codesourcery.com>
2339 * web.c (entry_register): Don't clobber the number of the
2340 first uninitialized reference in used[].
2342 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2344 PR tree-optimization/46194
2345 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2346 (build_classic_dist_vector_1): Do not represent classic distance
2347 vectors when the access functions are variating in different loops.
2349 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2351 * config/mips/iris6.opt: New.
2352 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2354 2011-02-04 Richard Henderson <rth@redhat.com>
2355 Steve Ellcey <sje@cup.hp.com>
2358 * config/ia64/predicates.md (mux1_brcst_element): New.
2359 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2360 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2361 (ia64_unpack_sign): New.
2362 (ia64_expand_unpack): Rewrite using new routines.
2363 (ia64_expand_widen_sum): Ditto.
2364 (ia64_expand_dot_prod_v8qi): Ditto.
2365 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2366 routines, add endian check.
2367 (pmpy2_even): Rename from pmpy2_r, add endian check.
2368 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2369 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2370 (vec_widen_smult_hi_v4hi): Ditto.
2371 (vec_widen_umult_lo_v4hi): Ditto.
2372 (vec_widen_umult_hi_v4hi): Ditto.
2373 (mulv2si3): Change endian checks.
2374 (sdot_prodv4hi): Rewrite with new calls.
2375 (udot_prodv4hi): New.
2376 (vec_pack_ssat_v4hi): Add endian check.
2377 (vec_pack_usat_v4hi): Ditto.
2378 (vec_pack_ssat_v2si): Ditto.
2379 (max1_even): Rename from max1_r, add endian check.
2380 (max1_odd): Rename from max1_l, add endian check.
2381 (*mux1_rev): Format change.
2383 (*mux1_shuf): Ditto.
2385 (*mux1_brcst_v8qi): Use new predicate.
2386 (vec_extract_evenv8qi): Remove endian check.
2387 (vec_extract_oddv8qi): Ditto.
2388 (vec_interleave_lowv4hi): Format change.
2389 (vec_interleave_highv4hi): Ditto.
2390 (mix2_even): Rename from mix2_r, add endian check.
2391 (mix2_odd): Rename from mux2_l, add endian check.
2392 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2393 (vec_extract_evenodd_helper): Format change.
2394 (vec_extract_evenv4hi): Remove endian check.
2395 (vec_extract_oddv4hi): Remove endian check.
2396 (vec_interleave_lowv2si): Format change.
2397 (vec_interleave_highv2si): Format change.
2398 (vec_initv2si): Remove endian check.
2399 (vecinit_v2si): Add endian check.
2400 (reduc_splus_v2sf): Add endian check.
2401 (reduc_smax_v2sf): Ditto.
2402 (reduc_smin_v2sf): Ditto.
2403 (vec_initv2sf): Remove endian check.
2404 (fpack): Add endian check.
2405 (fswap): Add endian check.
2406 (vec_interleave_highv2sf): Add endian check.
2407 (vec_interleave_lowv2sf): Add endian check.
2408 (fmix_lr): Add endian check.
2409 (vec_setv2sf): Format change.
2410 (*vec_extractv2sf_0_be): Use shift to extract operand.
2411 (*vec_extractv2sf_1_be): New.
2412 (vec_pack_trunc_v4hi): Add endian check.
2413 (vec_pack_trunc_v2si): Format change.
2415 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2418 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2419 do bb, locus and block comparison and disallow loads if it is not set.
2420 (stmt_is_replaceable_p): New function.
2421 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2423 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2424 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2426 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2428 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2430 * config/rs6000/xilinx.opt: New.
2431 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2433 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2435 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2437 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2439 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2440 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2441 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2442 secondary_reload_info, xtensa_secondary_reload): Remove.
2443 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2444 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2445 (xtensa_preferred_reload_class): Make static. Change return and
2446 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2447 Use CONST_DOUBLE_P predicate.
2448 (xtensa_preferred_output_reload_class): New function.
2449 (xtensa_secondary_reload): Make static.
2451 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2453 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2454 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2455 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2457 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2460 * output.h (SECTION_RELRO): Define.
2461 (SECTION_MACH_DEP): Adjust.
2462 (get_variable_section): New prototype.
2463 * varpool.c (varpool_finalize_named_section_flags): New function.
2464 (varpool_assemble_pending_decls): Call it.
2465 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2466 * cgraphunit.c (cgraph_output_in_order): Call
2467 varpool_finalize_named_section_flags.
2468 * varasm.c (get_section): Allow section flags conflicts between
2469 relro and read-only sections if the section hasn't been declared yet.
2470 Set SECTION_OVERRIDE after diagnosing section type conflict.
2471 (get_variable_section): No longer static.
2472 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2473 readonly sections that need relocations.
2474 (decl_readonly_section_1): New function.
2475 (decl_readonly_section): Use it.
2478 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2479 Steve Ellcey <sje@cup.hp.com>
2482 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2483 if section attribute used.
2485 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2487 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2488 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2489 (darwin_init_sections): Remove assertion.
2491 2011-02-03 Nick Clifton <nickc@redhat.com>
2493 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2495 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2496 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2497 instead of "n" and "pz".
2498 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2501 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2504 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2505 fma, expand FMA_EXPR as fma{,f,l} call.
2508 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2509 copy them into a unsigned char variable and pass address of it to
2510 lto_output_data_stream.
2513 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2514 around backend_init_target and lang_dependent_init_target calls.
2515 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2516 (verify_cgraph_node): Don't call set_cfun here. Use
2517 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2518 Set error_found for incorrectly represented calls to thunks.
2520 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2523 PR rtl-optimization/43494
2524 * rtl.h (for_each_inc_dec_fn): New type.
2525 (for_each_inc_dec): Declare.
2526 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2527 (for_each_inc_dec_find_inc_dec): New fn.
2528 (for_each_inc_dec_find_mem): New fn.
2529 (for_each_inc_dec): New fn.
2530 * dse.c (struct insn_size): Remove.
2531 (replace_inc_dec, replace_inc_dec_mem): Remove.
2532 (emit_inc_dec_insn_before): New fn.
2533 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2534 (canon_address): Pass mem modes to cselib_lookup.
2535 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2536 (cselib_lookup_from_insn): Likewise.
2537 (cselib_subst_to_values): Likewise.
2538 * cselib.c (find_slot_memmode): New var.
2539 (cselib_find_slot): New fn. Use it instead of
2540 htab_find_slot_with_hash everywhere.
2541 (entry_and_rtx_equal_p): Use find_slot_memmode.
2542 (autoinc_split): New fn.
2543 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2544 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2545 Deal with autoinc. Special-case recursion into MEMs.
2546 (cselib_hash_rtx): Likewise.
2547 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2548 address and MEM modes.
2549 (cselib_subst_to_values): Add memmode, pass it on.
2551 (cselib_lookup): Add memmode argument, pass it on.
2552 (cselib_lookup_from_insn): Add memmode.
2553 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2554 (struct cselib_record_autoinc_data): New.
2555 (cselib_record_autoinc_cb): New fn.
2556 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2557 mode to cselib_lookup. Reset autoinced REGs here instead of...
2558 (cselib_process_insn): ... here.
2559 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2561 (add_uses): Likewise, also to cselib_subst_to_values.
2562 (add_stores): Likewise.
2563 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2564 cselib_subst_to_values.
2565 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2566 * gcse.c (do_local_cprop): Adjusted.
2567 * postreload.c (reload_cse_simplify_set): Adjusted.
2568 (reload_cse_simplify_operands): Adjusted.
2569 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2571 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2573 PR tree-optimization/45122
2574 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2575 unsafe assumptions when there's more than one loop exit.
2577 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2580 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2581 Document using vector double with the load/store builtins, and
2582 that the load/store builtins always use Altivec instructions.
2584 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2585 to use altivec memory instructions, even on VSX.
2586 (vector_altivec_store_<mode>): Ditto.
2588 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2591 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2592 V2DF, V2DI support to load/store overloaded builtins.
2594 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2595 altivec load/store builtins for V2DF/V2DI types.
2597 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2598 set avoid indexed addresses on power6 if -maltivec.
2599 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2600 vector_altivec_load/vector_altivec_store builtins.
2601 (altivec_expand_st_builtin): Ditto.
2602 (altivec_expand_builtin): Add VSX memory builtins.
2603 (rs6000_init_builtins): Add V2DI types to internal types.
2604 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2605 load/store builtins.
2606 (rs6000_address_for_altivec): Insure memory address is appropriate
2609 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2610 vec_vsx_ld and vec_vsx_st.
2611 (vsx_store_<mode>): Ditto.
2613 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2614 variables to hold long long types for VSX vector memory builtins.
2615 (RS6000_BTI_unsigned_long_long): Ditto.
2616 (long_long_integer_type_internal_node): Ditti.
2617 (long_long_unsigned_type_internal_node): Ditti.
2619 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2620 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2621 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2623 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2625 (vec_vsx_st): Ditto.
2627 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2629 * config/pa/pa-hpux10.opt: New.
2630 * config/hpux11.opt (pthread): New Driver option.
2631 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2632 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2634 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2636 * config/ia64/vms.opt: New.
2637 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2639 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2642 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2643 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2644 generator functions.
2645 (vsx_floatuns<VSi><mode>2): Ditto.
2646 (vsx_fix_trunc<mode><VSi>2): Ditto.
2647 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2649 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2651 * config/i386/djgpp.opt (posix): New Driver option.
2653 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2655 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2656 Move to the unsupported targets list.
2658 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2660 PR rtl-optimization/47525
2661 * df-scan.c: Update copyright years.
2662 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2663 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2665 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2667 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2668 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2669 (ASM_OUTPUT_ASCII): Remove.
2670 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2672 2011-02-02 Jeff Law <law@redhat.com>
2675 * reload.c (find_reloads_address): Handle reg+d address where both
2676 components are invalid by reloading the entire address.
2678 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2679 Richard Guenther <rguenther@suse.de>
2681 PR tree-optimization/40979
2683 * passes.c (init_optimization_passes): After LIM call copy_prop
2684 and DCE to clean up.
2685 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2687 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2689 PR tree-optimization/47576
2690 PR tree-optimization/47555
2691 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2692 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2693 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2694 * tree-scalar-evolution.c (follow_ssa_edge): Use
2695 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2697 2011-02-02 Richard Guenther <rguenther@suse.de>
2699 PR tree-optimization/47566
2700 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2702 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2706 * tree-inline.c (declare_return_variable): Remove unused caller
2711 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2712 * cfgexpand.c (account_used_vars_for_block): Use them.
2713 * tree-nrv.c (tree_nrv): Likewise.
2714 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2715 (dump_scope_block): Likewise.
2716 (remove_unused_locals): Likewise.
2720 * tree-inline.c (declare_return_variable): Add result decl to
2721 local decls only once.
2722 * gimple-low.c (record_vars_into): Mark newly-created variables
2725 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2731 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2733 (no_real_insns_p, schedule_block, set_priorities): Drop special
2734 treatment of boundary debug insns.
2735 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2736 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2737 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2738 (BOUNDARY_DEBUG_INSN_P): Likewise.
2739 (SCHEDULE_DEBUG_INSN_P): Likewise.
2740 * sched-rgn.c (init_ready_list): Drop special treatment of
2741 boundary debug insns.
2742 * final.c (rest_of_clean_state): Clear notes' BB.
2744 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2746 * config/openbsd.opt (assert=): New Driver option.
2748 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2750 * config/i386/nto.opt: New.
2751 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2753 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2755 * config/i386/netware.opt: New.
2756 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2758 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2760 * config/interix.opt (posix): New Driver option.
2762 2011-02-01 DJ Delorie <dj@redhat.com>
2764 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2766 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2769 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2771 PR tree-optimization/47561
2772 * toplev.c (process_options): Print the Graphite flags. Add
2773 flag_loop_flatten to the list of options requiring Graphite.
2775 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2777 * config/i386/cygming.opt (posix): New Driver option.
2779 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2781 * config/arm/vxworks.opt: New.
2782 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2784 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2786 * config/alpha/elf.opt: New.
2787 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2788 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2790 2011-02-01 Richard Guenther <rguenther@suse.de>
2792 PR tree-optimization/47559
2793 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2794 store-motion on references that can throw.
2796 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2798 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2799 * tree-pass.h (TDF_CSELIB): New macro.
2800 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2801 cselib_lookup): Check for it rather than for TDF_DETAILS.
2803 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2806 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2809 * opts.c (finish_options): Don't add x_aux_base_name if it is
2812 2011-02-01 Richard Guenther <rguenther@suse.de>
2814 PR tree-optimization/47555
2816 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2818 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2820 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2823 * config/lm32/t-lm32: Add multilib for all CPU options.
2825 2011-02-01 Richard Guenther <rguenther@suse.de>
2827 PR tree-optimization/47541
2828 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2829 sure to have a field at offset zero.
2831 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2833 * config/arc/arc.opt (EB, EL): New Driver options.
2835 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2837 * config/alpha/osf5.opt: New.
2838 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2840 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2842 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2844 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2846 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2848 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2849 is an alias of -floop-interchange and that it requires the
2850 Graphite infrastructure.
2851 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2852 flag_loop_interchange based on the value of flag_tree_loop_linear.
2854 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2855 Richard Guenther <rguenther@suse.de>
2857 PR tree-optimization/47538
2858 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2859 type instead of r1type, except for comparisons. For right
2860 shifts and comparisons punt if there are mismatches in
2861 sizetype vs. non-sizetype types.
2863 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2865 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2868 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2870 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2872 * configure: Regenerate.
2874 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2876 * configure.ac (gcc_cv_ld_static_option): Define.
2877 (gcc_cv_ld_dynamic_option): Define.
2878 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2880 (HAVE_LD_STATIC_DYNAMIC): Update message.
2881 (LD_STATIC_OPTION): Define.
2882 (LD_DYNAMIC_OPTION): Define.
2883 * configure: Regenerate.
2884 * config.in: Regenerate.
2885 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2886 HAVE_LD_STATIC_DYNAMIC]: Use them.
2888 2011-01-31 Nick Clifton <nickc@redhat.com>
2890 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2891 registers inside interrupt handlers if the handler is not a leaf
2894 2011-01-31 Nick Clifton <nickc@redhat.com>
2896 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2897 reg_renumber returning an INVALID_REGNUM.
2899 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2902 * doc/install.texi: Document host options discarded when cross
2903 configuring target libraries.
2905 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2908 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2911 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2913 (no_real_insns_p, schedule_block, set_priorities): Drop special
2914 treatment of boundary debug insns.
2915 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2916 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2917 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2918 (BOUNDARY_DEBUG_INSN_P): Likewise.
2919 (SCHEDULE_DEBUG_INSN_P): Likewise.
2920 * sched-rgn.c (init_ready_list): Drop special treatment of
2921 boundary debug insns.
2922 * final.c (rest_of_clean-state): Clear notes' BB.
2924 2011-01-31 Alan Modra <amodra@gmail.com>
2926 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2927 toc relative expressions as we do in print_operand_address.
2929 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2931 * doc/extend.texi: Follow spelling conventions.
2932 * doc/invoke.texi: Fix a typo.
2934 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2936 * config/hpux11.opt: New.
2937 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2938 ia64*-*-hpux*): Use hpux11.opt.
2940 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2942 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2945 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2947 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2950 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2952 * doc/install.texi (Binaries): Remove outdated reference for
2953 Motorola 68HC11/68HC12 downloads.
2955 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2957 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2960 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2963 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2966 2011-01-28 Ahmad Sharif <asharif@google.com>
2968 * value-prof.c (check_counter): Corrected error message.
2970 2011-01-29 Jie Zhang <jie@codesourcery.com>
2972 * config/arm/arm.c (arm_legitimize_reload_address): New.
2973 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2974 arm_legitimize_reload_address.
2975 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2977 2011-01-28 Ian Lance Taylor <iant@google.com>
2979 * godump.c (go_define): Ignore macros whose definitions include
2980 two adjacent operands.
2982 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2985 * varasm.c (force_const_mem): Store copy of x in desc->constant
2986 instead of x itself.
2987 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2988 itself into REG_EQUAL note.
2990 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2992 * config/freebsd.opt (posix, rdynamic): New Driver options.
2994 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2996 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2998 * configure: Regenerate.
3000 2011-01-27 Joseph Myers <joseph@codesourcery.com>
3002 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
3003 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
3005 2011-01-27 Anatoly Sokolov <aesok@post.ru>
3007 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
3008 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
3009 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
3010 (s390_preferred_reload_class): Make static. Change return and
3011 'rclass' argument type to reg_class_t.
3013 2011-01-27 Jan Hubicka <jh@suse.cz>
3016 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
3017 (process_function_and_variable_attributes): Check defined weakrefs.
3019 2011-01-27 Martin Jambor <mjambor@suse.cz>
3021 PR tree-optimization/47228
3022 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
3023 build_ref_for_offset.
3025 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3027 * config/spu/spu-elf.h (ASM_SPEC): Remove.
3029 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
3031 PR rtl-optimization/46856
3032 * postreload.c (reload_combine_recognize_const_pattern): Do not
3033 separate cc0 setter and user on cc0 targets.
3035 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
3038 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
3039 passed a VOID_TYPE expression, immediately emit an error and
3040 return error_mark_node.
3042 2011-01-26 Jeff Law <law@redhat.com>
3044 PR rtl-optimization/47464
3045 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
3046 rather than may_trap_p as needed.
3048 2011-01-26 DJ Delorie <dj@redhat.com>
3050 PR rtl-optimization/46878
3051 * combine.c (insn_a_feeds_b): Check for the implicit cc0
3052 setter/user dependency as well.
3054 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
3056 PR rtl-optimization/44469
3057 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
3058 after removing trivially dead basic blocks.
3060 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3062 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
3063 * config/frv/frv.h (LINK_SPEC): Likewise.
3064 * config/i386/netware.h (LINK_SPEC): Likewise.
3065 * config/m68k/linux.h (ASM_SPEC): Likewise.
3066 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3067 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3068 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3069 * config/sparc/linux.h (ASM_SPEC): Likewise.
3070 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3071 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3073 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3075 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
3076 * config/frv/frv.h (ASM_SPEC): Likewise.
3077 * config/m68k/linux.h (ASM_SPEC): Likewise.
3078 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3079 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
3080 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3081 * config/sparc/linux.h (ASM_SPEC): Likewise.
3082 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3083 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3085 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3087 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
3088 * config/frv/frv.h (LINK_SPEC): Likewise.
3089 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3091 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3093 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
3094 * config/frv/frv.h (ASM_SPEC): Likewise.
3095 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
3096 * config/m68k/linux.h (ASM_SPEC): Likewise.
3097 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3098 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
3099 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3100 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
3101 * config/sparc/linux.h (ASM_SPEC): Likewise.
3102 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3103 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3104 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
3106 2011-01-26 Steve Ellcey <sje@cup.hp.com>
3109 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
3111 (vec_extract_evenodd_help): Ditto.
3112 (vec_extract_evenv4hi): Ditto.
3113 (vec_extract_oddv4hi): Ditto.
3114 (vec_interleave_lowv2si): Ditto.
3115 (vec_interleave_highv2si): Ditto.
3116 (vec_extract_evenv2si): Ditto.
3117 (vec_extract_oddv2si: Ditto.
3118 (vec_pack_trunc_v2si): Ditto.
3120 2011-01-22 Jan Hubicka <jh@suse.cz>
3123 * cgraph.h (cgraph_local_info): New field can_change_signature.
3124 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
3125 signature can change.
3126 (ipcp_estimate_growth): Call sequence simplify only if calle signature
3128 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
3129 (cgraph_function_versioning): We can not change signature of functions
3130 that don't allow that.
3131 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
3132 (lto_input_node): Likewise.
3133 * ipa-inline.c (compute_inline_parameters): Compute
3134 local.can_change_signature.
3135 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
3136 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
3137 functions that can not change signature.
3138 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
3139 init_cumulative_args): Do not use local calling conventions
3140 for functions that can not change signature.
3142 2011-01-22 Jan Hubicka <jh@suse.cz>
3144 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
3146 2011-01-26 Richard Guenther <rguenther@suse.de>
3148 PR tree-optimization/47190
3149 * cgraphunit.c (process_common_attributes): New function.
3150 (process_function_and_variable_attributes): Use it.
3152 2011-01-26 Richard Guenther <rguenther@suse.de>
3155 * cgraphbuild.c (record_eh_tables): Record reference to personality
3158 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
3161 * sel-sched.c (moveup_expr): Don't let debug insns prevent
3162 non-debug insns from moving up.
3164 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3167 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
3168 t-dlldir{,-x} fragment for build and add it to tmake_file.
3169 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
3170 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
3171 * config/i386/t-dlldir: New file.
3172 (SHLIB_DLLDIR): Define.
3173 * config/i386/t-dlldir-x: New file.
3174 (SHLIB_DLLDIR): Define.
3175 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
3176 (SHLIB_INSTALL): Use it.
3178 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
3181 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
3182 lower bound of the allowed Thumb-2 coprocessor load/store
3183 index range to -256. Add explaining comment.
3185 2011-01-25 Ian Lance Taylor <iant@google.com>
3187 * godump.c (go_define): Improve lexing of macro expansion to only
3188 accept expressions which match Go spec.
3190 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3193 * tree.c (handle_dll_attribute): Handle it.
3194 * doc/extend.texi (@item dllexport): Mention it.
3195 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
3197 2011-01-25 Ian Lance Taylor <iant@google.com>
3199 PR tree-optimization/26854
3200 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
3201 (decl_jump_unsafe): Move higher in file, with no other change.
3202 (bind): Set has_jump_unsafe_decl if appropriate.
3203 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
3204 (check_earlier_gotos): Likewise.
3205 (c_check_switch_jump_warnings): Likewise.
3207 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
3209 * doc/invoke.texi (Warning Options): Add missing hyphen.
3210 (-fprofile-dir): Minor grammatical fixes.
3211 (-fbranch-probabilities): Likewise.
3213 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3217 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3219 (no_real_insns_p, schedule_block, set_priorities): Drop special
3220 treatment of boundary debug insns.
3221 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3222 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3223 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3224 (BOUNDARY_DEBUG_INSN_P): Likewise.
3225 (SCHEDULE_DEBUG_INSN_P): Likewise.
3226 * sched-rgn.c (init_ready_list): Drop special treatment of
3227 boundary debug insns.
3228 * final.c (rest_of_clean-state): Clear notes' BB.
3230 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3232 * Makefile.in (LAMBDA_H): Removed.
3233 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
3234 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
3235 lambda-trans.o, and tree-loop-linear.o.
3236 (lto-symtab.o): Remove dependence on LAMBDA_H.
3237 (tree-loop-linear.o): Remove rule.
3238 (lambda-mat.o): Same.
3239 (lambda-trans.o): Same.
3240 (lambda-code.o): Same.
3241 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
3242 (tree-vect-slp.o): Same.
3243 * hwint.h (gcd): Moved here.
3244 (least_common_multiple): Same.
3245 * lambda-code.c: Removed.
3246 * lambda-mat.c: Removed.
3247 * lambda-trans.c: Removed.
3248 * lambda.h: Removed.
3249 * tree-loop-linear.c: Removed.
3250 * lto-symtab.c: Do not include lambda.h.
3251 * omega.c (gcd): Removed.
3252 * passes.c (init_optimization_passes): Remove pass_linear_transform.
3253 * tree-data-ref.c (print_lambda_vector): Moved here.
3254 (lambda_vector_copy): Same.
3255 (lambda_matrix_copy): Same.
3256 (lambda_matrix_id): Same.
3257 (lambda_vector_first_nz): Same.
3258 (lambda_matrix_row_add): Same.
3259 (lambda_matrix_row_exchange): Same.
3260 (lambda_vector_mult_const): Same.
3261 (lambda_vector_negate): Same.
3262 (lambda_matrix_row_negate): Same.
3263 (lambda_vector_equal): Same.
3264 (lambda_matrix_right_hermite): Same.
3265 * tree-data-ref.h: Do not include lambda.h.
3266 (lambda_vector): Moved here.
3267 (lambda_matrix): Same.
3268 (dependence_level): Same.
3269 (lambda_transform_legal_p): Removed declaration.
3270 (lambda_collect_parameters): Same.
3271 (lambda_compute_access_matrices): Same.
3272 (lambda_vector_gcd): Same.
3273 (lambda_vector_new): Same.
3274 (lambda_vector_clear): Same.
3275 (lambda_vector_lexico_pos): Same.
3276 (lambda_vector_zerop): Same.
3277 (lambda_matrix_new): Same.
3278 * tree-flow.h (least_common_multiple): Removed declaration.
3279 * tree-parloops.c (lambda_trans_matrix): Moved here.
3281 (LTM_ROWSIZE): Same.
3282 (LTM_COLSIZE): Same.
3283 (LTM_DENOMINATOR): Same.
3284 (lambda_trans_matrix_new): Same.
3285 (lambda_matrix_vector_mult): Same.
3286 (lambda_transform_legal_p): Same.
3287 * tree-pass.h (pass_linear_transform): Removed declaration.
3288 * tree-ssa-loop.c (tree_linear_transform): Removed.
3289 (gate_tree_linear_transform): Removed.
3290 (pass_linear_transform): Removed.
3291 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
3292 flag_loop_interchange.
3294 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3296 PR tree-optimization/47265
3297 PR tree-optimization/47443
3298 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
3299 if name still has some uses.
3301 2011-01-25 Martin Jambor <mjambor@suse.cz>
3303 PR tree-optimization/47382
3304 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3305 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3307 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3309 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3310 sjlj_except_unwind_info.
3312 2011-01-25 Richard Guenther <rguenther@suse.de>
3314 PR tree-optimization/47426
3315 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3316 visible functions results escape.
3318 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3321 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3322 (arm_get_frame_offsets): Use it.
3324 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3325 Jakub Jelinek <jakub@redhat.com>
3327 PR tree-optimization/47271
3328 * tree-if-conv.c (bb_postdominates_preds): New.
3329 (if_convertible_bb_p): Call bb_postdominates_preds.
3330 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3331 (predicate_scalar_phi): Call bb_postdominates_preds.
3333 2011-01-25 Nick Clifton <nickc@redhat.com>
3335 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3336 * config/rx/rx.c (rx_function_value): Likewise.
3337 (rx_promote_function_mode): Likewise.
3338 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3339 in order to make it legitimate.
3340 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3341 make sure that the first operand is the same as the result register.
3342 (addsi3_unspec): Delete.
3343 (subdi3): Do not accept immediate operands.
3344 (subdi3_internal): Likewise.
3346 2011-01-25 Jeff Law <law@redhat.com>
3348 PR rtl-optimization/37273
3349 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3350 handle them like argument loads from stack slots. Do not double
3351 count memory for memory constants and argument loads from stack slots.
3353 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3355 PR tree-optimization/47427
3356 PR tree-optimization/47428
3357 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3358 coalesce if the new root var would be TREE_READONLY.
3360 2011-01-25 Richard Guenther <rguenther@suse.de>
3363 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3364 correct type for TBAA.
3366 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3368 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3369 (close_phi_written_to_memory): Call for_each_index with
3370 dr_indices_valid_in_loop.
3372 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3374 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3375 when it is initialized.
3377 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3379 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3380 call to graphite_find_data_references_in_stmt.
3381 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3382 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3383 call to graphite_find_data_references_in_stmt.
3384 (analyze_drs_in_stmts): Same.
3385 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3386 in which the scalar analysis of indices is performed.
3387 (create_data_ref): Same. Update call to dr_analyze_indices.
3388 (find_data_references_in_stmt): Update call to create_data_ref.
3389 (graphite_find_data_references_in_stmt): Same.
3390 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3392 (create_data_ref): Same.
3393 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3394 call to create_data_ref.
3396 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3398 * graphite-sese-to-poly.c (build_poly_scop): Move
3399 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3401 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3403 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3404 VAR_DECL, PARM_DECL, and RESULT_DECL.
3406 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3408 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3410 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3411 that have already been marked as PBB_IS_REDUCTION.
3413 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3415 * graphite-scop-detection.c (same_close_phi_node): New.
3416 (remove_duplicate_close_phi): New.
3417 (make_close_phi_nodes_unique): New.
3418 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3420 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3422 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3423 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3424 of both data references to be the same.
3426 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3428 * graphite-dependences.c (build_lexicographical_constraint): Remove
3430 (build_lexicographical_constraint): Adjust call to
3431 ppl_powerset_is_empty.
3432 (dependence_polyhedron): Same.
3433 (graphite_legal_transform_dr): Same.
3434 (graphite_carried_dependence_level_k): Same.
3435 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3437 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3439 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3441 * graphite-sese-to-poly.c
3442 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3443 (close_phi_written_to_memory): New.
3444 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3447 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3449 * doc/install.texi: Update the expected version number of PPL to 0.11.
3450 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3451 #if PPL_VERSION_MINOR < 11.
3453 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3455 * graphite-dependences.c: Include graphite-cloog-util.h.
3456 (new_poly_ddr): Inlined into dependence_polyhedron.
3457 (free_poly_ddr): Moved close by new_poly_ddr.
3458 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3459 Early return NULL when ppl_powerset_is_empty returns true.
3460 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3461 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3462 (graphite_legal_transform_dr): Call new_poly_ddr.
3463 (graphite_carried_dependence_level_k): Same.
3464 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3465 (dot_transformed_deps_stmt_1): Removed.
3466 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3467 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3468 (dot_deps_1): Call dot_deps_2.
3469 * Makefile.in (graphite-dependences.o): Add missing dependence on
3470 graphite-cloog-util.h.
3472 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3474 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3475 (build_lexicographical_constraint): Same.
3476 (dependence_polyhedron_1): Same.
3477 (graphite_legal_transform_dr): Same.
3478 (graphite_carried_dependence_level_k): Same.
3479 * graphite-ppl.c (ppl_powerset_is_empty): New.
3480 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3481 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3483 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3485 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3486 the "a followed by b" relation and document it.
3488 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3490 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3491 iteration when the bag of constraints is empty.
3493 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3495 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3497 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3499 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3500 nest and two loop depths as parameters.
3501 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3502 lst_perfect_nestify.
3504 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3506 * graphite-dependences.c (print_pddr): Call
3507 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3509 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3511 * graphite-ppl.c (debug_gmp_value): New.
3512 * graphite-ppl.h (debug_gmp_value): Declared.
3514 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3516 * doc/install.texi: Document availability of cloog-0.16.
3518 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3520 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3521 invalid postdominance info.
3523 2011-01-24 Jan Hubicka <jh@suse.cz>
3526 * doc/extend.texi (weak pragma): Drop claim that it must
3527 appear before definition.
3528 * varasm.c (merge_weak, declare_weak): Only sanity check
3529 that DECL is not output at a time it is declared weak.
3531 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3533 * machmode.def: Fixed comments.
3535 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3537 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3539 2011-01-24 Paul Koning <ni1d@arrl.net>
3541 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3544 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3547 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3548 (block_info): Add scanned and prev.
3549 (move_or_delete_vzeroupper_2): Return if the basic block
3550 has been scanned and the upper 128bit state is unchanged
3552 (move_or_delete_vzeroupper_1): Return true if the exit
3554 (move_or_delete_vzeroupper): Visit basic blocks using the
3555 work-list based algorithm based on vt_find_locations in
3558 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3560 2011-01-24 Nick Clifton <nickc@redhat.com>
3562 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3563 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3564 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3565 then define __v850e1__.
3566 * doc/invoke.texi: Document -mv850es.
3568 2011-01-24 Richard Henderson <rth@redhat.com>
3570 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3571 compound unordered comparisons.
3572 * config/rx/rx.c (rx_split_fp_compare): Remove.
3573 * config/rx/rx-protos.h: Update.
3574 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3575 (cbranchsf4): Don't call rx_split_fp_compare.
3576 (*cbranchsf4): Use rx_split_cbranch.
3577 (*cmpsf): Don't accept "i" constraint.
3578 (*conditional_branch): Only valid after reload.
3579 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3581 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3584 * config/rs6000/altivec.md (vector constant splitters): Add
3585 support for creating vector single precision constants if -mvsx is
3586 used and we would create the constant using Altivec primitives.
3588 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3589 Richard Sandiford <rdsandiford@googlemail.com>
3591 PR rtl-optimization/47166
3592 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3593 mechanism for PRE_MODIFY and POST_MODIFY.
3594 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3597 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3599 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3601 2011-01-22 Jan Hubicka <jh@suse.cz>
3604 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3606 2011-01-22 Jan Hubicka <jh@suse.cz>
3608 PR tree-optimization/43884
3610 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3611 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3613 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3615 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3616 * config/s390/s390.c (s390_register_move_cost,
3617 s390_memory_move_cost): New.
3618 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3620 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3623 * except.c (sjlj_assign_call_site_values): Move setting the
3624 crtl->uses_eh_lsda flag to ...
3625 (sjlj_mark_call_sites): ... here.
3626 (sjlj_emit_function_enter): Support NULL dispatch label.
3627 (sjlj_build_landing_pads): In a function with no landing pads
3628 that still has must-not-throw regions, generate code to register
3629 a personality function with empty LSDA.
3631 2011-01-21 Richard Henderson <rth@redhat.com>
3633 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3635 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3637 * compare-elim.c: New file.
3638 * Makefile.in (OBJS-common): Add it.
3639 (compare-elim.o): New.
3640 * common.opt (fcompare-elim): New.
3641 * opts.c (default_options_table): Add OPT_fcompare_elim.
3642 * tree-pass.h (pass_compare_elim_after_reload): New.
3643 * passes.c (init_optimization_passes): Add it.
3644 * recog.h: Protect against re-inclusion.
3645 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3646 * doc/invoke.texi (-fcompare-elim): Document it.
3647 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3648 * doc/tm.texi: Rebuild.
3650 2011-01-22 Nick Clifton <nickc@redhat.com>
3652 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3653 rx_split_fp_compare.
3655 2011-01-22 Nick Clifton <nickc@redhat.com>
3657 * config/rx/rx.md (UNSPEC_CONST): New.
3658 (deallocate_and_return): Wrap the amount popped off the stack in
3659 an UNSPEC_CONST in order to stop it being rejected by
3660 -mmax-constant-size.
3661 (pop_and_return): Add a "(return)" rtx.
3662 (call): Drop the immediate operand.
3663 (call_internal): Likewise.
3664 (call_value): Likewise.
3665 (call_value_internal): Likewise.
3666 (sibcall_internal): Likewise.
3667 (sibcall_value_internal): Likewise.
3668 (sibcall): Likewise. Generate an explicit call using
3670 (sibcall_value): Likewise.
3671 (mov<>): FAIL if a constant operand is not legitimate.
3672 (addsi3_unpsec): New pattern.
3674 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3675 (ok_for_max_constant): New function.
3676 (gen_safe_add): New function.
3677 (rx_expand_prologue): Use gen_safe_add.
3678 (rx_expand_epilogue): Likewise.
3679 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3682 2011-01-21 Jeff Law <law@redhat.com>
3684 PR tree-optimization/47053
3685 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3686 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3687 statements are deleted.
3688 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3689 is nonempty, then purge dead edges and cleanup the CFG.
3691 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3695 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3697 * tree-dfa.c (create_var_ann): Mark variable as used.
3699 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3702 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3703 notes from other section in hot/cold partitioning even if
3704 last_action is -3. Increment call_site_base.
3706 PR rtl-optimization/47366
3707 * fwprop.c (forward_propagate_into): Return bool. If
3708 any changes are made, -fnon-call-exceptions is used and
3709 REG_EH_REGION note is present, call purge_dead_edges
3710 and return true if it purged anything.
3711 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3712 any EH edges were purged.
3714 2011-01-21 Jeff Law <law@redhat.com>
3716 PR rtl-optimization/41619
3717 * caller-save.c (setup_save_areas): Break out code to determine
3718 which hard regs are live across calls by examining the reload chains
3719 so that it is always used.
3720 Eliminate code which checked REG_N_CALLS_CROSSED.
3722 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3724 PR tree-optimization/47355
3725 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3726 NOP has non-debug uses beyond PHIs in new_bb.
3728 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3731 * cfgexpand.c (account_used_vars_for_block): Only account vars
3732 that are annotated as used.
3733 (estimated_stack_frame_size): Don't set TREE_USED.
3734 * tree-dfa.c (create_var_ann): Mark variable as used.
3736 2011-01-21 Richard Guenther <rguenther@suse.de>
3739 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3741 2011-01-21 Richard Guenther <rguenther@suse.de>
3743 PR tree-optimization/47365
3744 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3745 (vn_reference_lookup_pieces): Adjust.
3746 (vn_reference_lookup): Likewise.
3747 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3748 (vn_reference_lookup_3): Only look through kills if in
3749 VN_WALKREWRITE mode.
3750 (vn_reference_lookup_pieces): Adjust.
3751 (vn_reference_lookup): Likewise.
3752 (visit_reference_op_load): Likewise.
3753 (visit_reference_op_store): Likewise.
3754 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3755 (compute_avail): Likewise.
3756 (eliminate): Likewise.
3758 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3760 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3761 DECL_IGNORED_P non-reg vars if they are used.
3763 PR tree-optimization/47391
3764 * varpool.c (const_value_known_p): Return false if
3767 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3770 * config/i386/i386.c (ix86_local_alignment): Handle
3771 case for va_list_type_node is nil.
3772 (ix86_canonical_va_list_type): Likewise.
3774 2011-01-21 Alan Modra <amodra@gmail.com>
3776 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3777 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3779 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3781 * config/arm/arm.md (define_attr type): Rename f_load
3782 and f_store to f_fpa_load and f_fpa_store. Update.
3783 (write_conflict): Deal with rename fallout.
3784 (*push_fp_multi): Likewise.
3785 * config/arm/fpa.md (f_load): Use f_fpa_load.
3786 (f_store): Use f_fpa_store.
3787 (*movsf_fpa): Likewise.
3788 (*movdf_fpa): Likewise.
3789 (*movxf_fpa): Likewise.
3790 (*thumb2_movsf_fpa): Likewise.
3791 (*thumb2_movdf_fpa): Likewise.
3792 (*thumb2_movxf_fpa): Likewise.
3793 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3794 f_loadd and f_stored.
3795 (*thumb2_movdi_vfp): Likewise.
3796 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3797 (*thumb2_movsi_vfp): Likewise.
3798 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3799 Use f_loads instead of f_load.
3800 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3802 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3804 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3805 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3806 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3807 (xtensa_mode_dependent_address_p): New function.
3808 (constantpool_address_p): Make static. Change return type to bool.
3809 Change argument type to const_rtx. Use CONST_INT_P predicate.
3811 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3814 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3816 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3819 * cfgexpand.c (expand_debug_expr): Instead of generating
3820 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3823 2011-01-20 Richard Guenther <rguenther@suse.de>
3826 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3827 the pointer operand of MEM_REFs.
3829 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3831 PR tree-optimization/46130
3832 * ipa-split.c (consider_split): If return_bb contains non-virtual
3833 PHIs other than for retval or if split_function would not adjust it,
3836 2011-01-20 Richard Guenther <rguenther@suse.de>
3838 PR tree-optimization/47167
3839 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3840 Revert previous change, only avoid enumeral type changes.
3842 2011-01-19 Mike Stump <mikestump@comcast.net>
3844 * doc/tm.texi.in (BRANCH_COST): Englishify.
3845 * doc/tm.texi (BRANCH_COST): Likewise.
3847 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3850 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3851 (gen_scheduled_generic_parms_dies): New functions.
3852 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3853 generation for the end of CU compilation.
3854 (dwarf2out_finish): Generate template parameters DIEs here.
3856 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3859 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3860 debug bind stmt on merge edges.
3862 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3866 * function.c (instantiate_expr): Instantiate incoming rtl of
3867 implicit arguments, and recurse on VALUE_EXPRs.
3868 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3869 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3871 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3873 * c-parser.c (c_parser_for_statement): Initialize
3874 collection_expression.
3876 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3878 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3880 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3882 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3883 (LINK_SHLIB_SPEC): Don't use %(link_path).
3884 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3886 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3888 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3889 (NO_SHARED_LIB_SUPPORT): Remove.
3890 (LINK_SHLIB_SPEC): Remove one conditional definition.
3892 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3894 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3896 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3897 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3898 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3899 %{call_shared} and conditionals on these options not being passed.
3900 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3903 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3905 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3908 * ipa-split.c: Spelling fixes.
3910 2011-01-19 Richard Henderson <rth@redhat.com>
3912 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3913 (*mulsi3): Likewise.
3915 * longlong.h [__mn10300__] (count_leading_zeros): New.
3916 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3917 [__mn10300__] (add_ssaaaa, subddmmss): New.
3918 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3919 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3921 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3923 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3925 2011-01-19 Richard Henderson <rth@redhat.com>
3927 * config/mn10300/mn10300.md (addsi3_flags): New.
3928 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3929 (subsi3_flags, subc_internal, subdi3): New.
3930 (subdi3_internal, *subdi3_degenerate): New.
3931 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3933 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3934 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3935 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3936 * config/mn10300/mn10300-protos.h: Update.
3937 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3938 (return_ret): Likewise. Rename from return_internal_regs.
3939 (return_internal): Remove.
3941 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3942 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3943 (mn10300_legitimate_constant_p): Likewise.
3944 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3945 (mn10300_frame_size): New.
3946 (mn10300_expand_prologue): Use it.
3947 (mn10300_expand_epilogue): Likewise.
3948 (mn10300_initial_offset): Likewise.
3949 * config/mn10300/mn10300-protos.h: Update.
3950 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3951 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3952 (prologue, epilogue, return_internal): Tidy output code.
3953 (mn10300_store_multiple_operation, return): Likewise.
3954 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3955 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3956 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3957 (load_pic, am33_load_pic): New.
3958 (mn10300_load_pic0, mn10300_load_pic1): New.
3960 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3961 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3962 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3963 (cc_flags_for_mode, cc_flags_for_code): New.
3964 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3965 overflow flag is not valid. Validate that the flags we need
3966 for the comparison are valid.
3967 (mn10300_output_cmp): Remove.
3968 (mn10300_output_add): New.
3969 (mn10300_select_cc_mode): Use cc_flags_for_code.
3970 (mn10300_split_cbranch): New.
3971 (mn10300_match_ccmode): New.
3972 (mn10300_split_and_operand_count): New.
3973 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3975 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3976 (addsi3): ... here. Use mn10300_output_add.
3977 (*addsi3_flags): New.
3978 (*am33_subsi3, *mn10300_subsi3): Merge...
3979 (subsi3): ... here. Use attribute isa.
3980 (*subsi3_flags): New.
3981 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3983 (*am33_andsi3, *mn10300_andsi3): Merge...
3985 (*andsi3_flags): New.
3986 (andsi3 splitters): New.
3987 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3989 (*iorsi3_flags): New.
3990 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3992 (*xorsi3_flags): New.
3993 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3994 (one_cmplsi2): ... here.
3995 (*one_cmplsi2_flags): New.
3996 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3997 instead of "dax" in constraints. Use mn10300_split_cbranch.
3998 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3999 use matching constraints to eliminate a self-comparison.
4000 (*integer_conditional_branch): Rename from integer_conditional_branch.
4001 Use int_mode_flags to match CC_REG.
4002 (*cbranchsi4_btst, *btstsi): New.
4003 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
4004 mn10300_split_cbranch.
4005 (*am33_cmpsf): Rename from am33_cmpsf.
4006 (*float_conditional_branch): Rename from float_conditional_branch.
4007 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
4008 (zero_extendqisi2): ... here.
4009 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
4010 (zero_extendhisi2): ... here.
4011 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
4012 (extendqisi2): ... here.
4013 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
4014 (extendhisi2): ... here.
4015 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
4016 (ashlsi3): ... here.
4017 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
4018 (lshrsi3): ... here.
4019 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
4020 (ashrsi3): ... here.
4021 (consecutive add peephole): Remove.
4022 * config/mn10300/predicates.md (label_ref_operand): New.
4023 (int_mode_flags): New.
4024 (CCZN_comparison_operator): New.
4026 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
4027 (throughput_42_latency_43): New reservation.
4028 (mulsidi3, umulsidi3): New expanders.
4029 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
4030 the MDR register to allocation; separately allocate the low and
4031 high parts of the DImode result.
4032 (umulsidi3_internal): Similarly.
4033 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
4034 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
4035 (udivsi3, umodsi3): Remove.
4036 (udivmodsi4, divmodsi4): New expanders.
4037 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
4038 (*divmodsi4): Simiarly.
4039 (ext_internal): New.
4041 * config/mn10300/constraints.md ("z"): New constraint.
4042 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
4043 (FIXED_REGISTERS): Don't fix MDR.
4044 (CALL_USED_REGSITERS): Reformat nicely.
4045 (REG_ALLOC_ORDER): Add MDR.
4046 (enum regclass): Add MDR_REGS.
4047 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
4048 (IRA_COVER_CLASSES): Add MDR_REGS.
4049 (REGNO_REG_CLASS): Handle MDR_REG.
4050 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
4051 (mn10300_register_move_cost): Likewise.
4052 * config/mn10300/mn10300.md (MDR_REG): New.
4053 (*movsi_internal): Handle moves to/from MDR_REGS.
4055 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
4057 (mn10300_secondary_reload): Tidy combination reload classes.
4058 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
4059 addresses for AM33. Allow symbolic offsets for reg+imm.
4060 (mn10300_regno_in_class_p): New.
4061 (mn10300_legitimize_reload_address): New.
4062 * config/mn10300/mn10300.h (enum reg_class): Remove
4063 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
4064 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
4066 (REG_CLASS_NAMES): Update to match.
4067 (REG_CLASS_CONTENTS): Likewise.
4068 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
4069 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
4070 (REGNO_IN_RANGE_P): Remove.
4071 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
4072 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
4073 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
4074 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
4075 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
4076 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
4077 (REGNO_GENERAL_P): New.
4078 (HAVE_POST_MODIFY_DISP): New.
4079 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
4080 (LEGITIMIZE_RELOAD_ADDRESS): New.
4081 * config/mn10300/mn10300-protos.h: Update.
4083 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
4084 DATA_REGS for AM33 stack-pointer destination.
4085 (mn10300_preferred_output_reload_class): Likewise.
4086 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
4087 into a form appropriate for ...
4088 (TARGET_SECONDARY_RELOAD): New.
4089 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
4090 * config/mn10300/mn10300-protos.h: Update.
4091 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
4092 reload_insi; use the "A" constraint for the scratch; handle AM33
4093 moves of sp to non-address registers.
4095 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
4096 (*movqi_internal): ... here.
4097 (*am33_movhi, *mn10300_movhi): Merge into...
4098 (*movhi_internal): ... here.
4099 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
4100 as the source/destination of moves from/to SP.
4101 (movsf): Only allow for AM33-2.
4102 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
4103 any integer constant constraint. Only allow for AM33-2. Tidy
4104 all of the alternative outputs.
4105 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
4106 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
4108 (udivsi3, umodsi3): New patterns for MN103 only.
4110 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
4112 * doc/tm.texi.in: Spell out that a lack of register class unions
4114 * doc/tm.texi: Regenerate.
4116 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4118 PR rtl-optimization/47337
4119 * dce.c (check_argument_store): New function.
4120 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
4122 PR tree-optimization/47290
4123 * tree-eh.c (infinite_empty_loop_p): New function.
4124 (cleanup_empty_eh): Use it.
4126 2011-01-18 Steve Ellcey <sje@cup.hp.com>
4129 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
4130 (a64_expand_widen_sum): Ditto.
4131 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
4132 (vec_extract_evenodd_help): Ditto.
4133 (vec_extract_evenv4hi): Ditto.
4134 (vec_extract_oddv4hi): Ditto.
4135 (vec_extract_evenv2si): Ditto.
4136 (vec_extract_oddv2si): Ditto.
4137 (vec_extract_evenv2sf): Ditto.
4138 (vec_extract_oddv2sf): Ditto.
4139 (vec_pack_trunc_v4hi: Ditto.
4140 (vec_pack_trunc_v2si): Ditto.
4141 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
4142 (vec_interleave_highv8qi): Ditto.
4144 (vec_extract_oddv8qi): Ditto.
4145 (vec_interleave_lowv4hi): Ditto.
4146 (vec_interleave_highv4hi): Ditto.
4147 (vec_interleave_lowv2si): Ditto.
4148 (vec_interleave_highv2si): Ditto.
4150 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4152 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
4153 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
4154 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
4155 (pa_c_mode_for_suffix): New.
4156 (TARGET_EXPAND_BUILTIN): Define.
4157 (TARGET_C_MODE_FOR_SUFFIX): Define.
4158 (pa_builtins): Define.
4159 (pa_init_builtins): Register __float128 type and init new support
4161 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
4162 * config/pa/quadlib.c (_U_Qfcopysign): New.
4164 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
4167 * explow.c (allocate_dynamic_stack_space): Do not assume more than
4168 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
4171 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4173 PR tree-optimization/47179
4174 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
4175 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
4177 2011-01-18 Richard Guenther <rguenther@suse.de>
4179 PR rtl-optimization/47216
4180 * emit-rtl.c: Include tree-flow.h.
4181 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
4182 of replicating it with different semantics.
4183 * Makefile.in (emit-rtl.o): Adjust.
4185 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4187 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
4188 (cortex_a9_dp): Handle neon types correctly.
4190 2011-01-18 Jakub Jelinek <jakub@redhat.com>
4192 PR rtl-optimization/47299
4193 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
4194 subtarget. Use normal multiplication if both operands are constants.
4195 * expmed.c (expand_widening_mult): Don't try to optimize constant
4196 multiplication if op0 has VOIDmode. Convert op1 constant to mode
4199 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4201 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
4202 spacing after 'e.g.', typos, comma, hyphenation.
4204 2011-01-17 Richard Henderson <rth@redhat.com>
4206 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
4207 (rx_restricted_mem_operand): New.
4208 (rx_shift_operand): Use register_operand.
4209 (rx_source_operand, rx_compare_operand): Likewise.
4210 * config/rx/rx.md (addsi3_flags): New expander.
4211 (adddi3): Rewrite as expander.
4212 (adc_internal, *adc_flags, adddi3_internal): New patterns.
4213 (subsi3_flags): New expander.
4214 (subdi3): Rewrite as expander.
4215 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
4217 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
4218 (rx_init_builtins): Remove sat builtin.
4219 (rx_expand_builtin): Likewise.
4220 * config/rx/rx.md (ssaddsi3): New.
4221 (*sat): Rename from sat. Represent the CC_REG input.
4223 * config/rx/predicates.md (rshift_operator): New.
4224 * config/rx/rx.c (rx_expand_insv): Remove.
4225 * config/rx/rx-protos.h: Update.
4226 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
4227 operand to the canonical position.
4228 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
4229 (*bitclr, *bitclr_in_memory): Similarly.
4230 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
4231 (insv): Retain the zero_extract in the expansion.
4233 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
4234 (bswaphi2, bitinvert, revw): Likewise.
4236 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
4237 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4238 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
4239 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
4240 (bitset, bitset_in_memory): Likewise.
4241 (bitinvert, bitinvert_in_memory): Likewise.
4242 (bitclr, bitclr_in_memory): Likewise.
4243 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
4244 (rx_strend, rx_cmpstrn): Likewise.
4245 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
4246 (bitop peep2 patterns): Remove.
4248 * config/rx/rx.c (rx_match_ccmode): New.
4249 * config/rx/rx-protos.h: Update.
4250 * config/rx/rx.md (abssi2): Clobber, don't set flags.
4251 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
4252 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
4253 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
4254 (fix_truncsfsi2, floatsisf2): Likewise.
4255 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
4256 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
4257 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
4258 (*subsi3_flags, *xorsi3_flags): New.
4260 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
4262 * config/rx/rx.c (rx_print_operand): Remove workaround for
4263 unsplit comparison operations.
4265 * config/rx/rx.md (movsicc): Split after reload.
4266 (*movsicc): Merge *movsieq and *movsine via match_operator.
4267 (*stcc): New pattern.
4269 * config/rx/rx.c (rx_float_compare_mode): Remove.
4270 * config/rx/rx.h (rx_float_compare_mode): Remove.
4271 * config/rx/rx.md (cstoresi4): Split after reload.
4272 (*sccc): New pattern.
4274 * config/rx/predicates.md (label_ref_operand): New.
4275 (rx_z_comparison_operator): New.
4276 (rx_zs_comparison_operator): New.
4277 (rx_fp_comparison_operator): New.
4278 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
4279 Validate that the flags are set properly for the comparison.
4280 (rx_gen_cond_branch_template): Remove.
4281 (rx_cc_modes_compatible): Remove.
4282 (mode_from_flags): New.
4283 (flags_from_code): Rename from flags_needed_for_conditional.
4284 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
4285 (rx_select_cc_mode): Likewise.
4286 (rx_split_fp_compare): New.
4287 (rx_split_cbranch): New.
4288 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
4289 (*cbranchsi4): Use match_operator and rx_split_cbranch.
4290 (*cbranchsf4): Similarly.
4291 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
4292 match_operator and rx_split_cbranch.
4293 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
4294 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
4295 (*cmpsi): Rename from cmpsi.
4296 (*tstsi): Rename from tstsi.
4297 (*cmpsf): Rename from cmpsf; use CC_Fmode.
4298 (*conditional_branch): Rename from conditional_branch.
4299 (*reveresed_conditional_branch): Remove.
4300 (b<code>): Remove expander.
4301 * config/rx/rx-protos.h: Update.
4303 * config/rx/rx.c (rx_compare_redundant): Remove.
4304 * config/rx/rx.md (cmpsi): Don't use it.
4305 * config/rx/rx-protos.h: Update.
4307 * config/rx/rx-modes.def (CC_F): New mode.
4308 * config/rx/rx.c (rx_select_cc_mode): New.
4309 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4310 * config/rx/rx-protos.h: Update.
4312 2011-01-17 Richard Henderson <rth@redhat.com>
4314 * except.c (dump_eh_tree): Fix stray ; after for statement.
4316 2011-01-17 Richard Guenther <rguenther@suse.de>
4318 PR tree-optimization/47313
4319 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4320 handling before copying the body. Properly deal with
4321 by-reference result in SSA form.
4323 2011-01-17 Ian Lance Taylor <iant@google.com>
4326 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4327 (struct_value_alias_set): Don't define.
4328 (sparc_option_override): Don't set sparc_sr_alias_set and
4329 struct_value_alias_set.
4330 (save_or_restore_regs): Use gen_frame_mem rather than calling
4332 (sparc_struct_value_rtx): Likewise.
4334 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4337 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4339 (_mm_maskstore_pd): Likewise.
4340 (_mm_maskload_ps): Likewise.
4341 (_mm_maskstore_ps): Likewise.
4342 (_mm256_maskload_pd): Change mask to __m256i.
4343 (_mm256_maskstore_pd): Likewise.
4344 (_mm256_maskload_ps): Likewise.
4345 (_mm256_maskstore_ps): Likewise.
4347 * config/i386/i386-builtin-types.def: Updated.
4348 (ix86_expand_special_args_builtin): Likewise.
4350 * config/i386/i386.c (bdesc_special_args): Update
4351 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4352 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4353 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4354 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4356 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4357 Use <avxpermvecmode> on mask register.
4358 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4360 2011-01-17 Olivier Hainque <hainque@adacore.com>
4361 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4362 Eric Botcazou <ebotcazou@adacore.com>
4365 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4366 if <= USHRT_MAX in 32-bit mode.
4368 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4370 * doc/install.texi (Configuration, Specific): Wrap long
4371 lines in examples. Allow line wrapping in long options
4372 and URLs where beneficial for PDF output.
4374 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4376 * config/mips/mips.c (mips_classify_symbol): Don't return
4377 SYMBOL_PC_RELATIVE for nonlocal labels.
4379 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4381 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4383 2011-01-15 Jan Hubicka <jh@suse.cz>
4385 PR tree-optimization/47276
4386 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4387 declarations as needed.
4389 2011-01-15 Martin Jambor <mjambor@suse.cz>
4391 * common.opt (fdevirtualize): New flag.
4392 * doc/invoke.texi (Option Summary): Document it.
4393 * opts.c (default_options_table): Add devirtualize flag.
4394 * ipa-prop.c (detect_type_change): Return immediately if
4395 devirtualize flag is not set.
4396 (detect_type_change_ssa): Likewise.
4397 (compute_known_type_jump_func): Likewise.
4398 (ipa_analyze_virtual_call_uses): Likewise.
4400 2011-01-14 Martin Jambor <mjambor@suse.cz>
4402 PR tree-optimization/45934
4403 PR tree-optimization/46302
4404 * ipa-prop.c (type_change_info): New type.
4405 (stmt_may_be_vtbl_ptr_store): New function.
4406 (check_stmt_for_type_change): Likewise.
4407 (detect_type_change): Likewise.
4408 (detect_type_change_ssa): Likewise.
4409 (compute_complex_assign_jump_func): Check for dynamic type change.
4410 (compute_complex_ancestor_jump_func): Likewise.
4411 (compute_known_type_jump_func): Likewise.
4412 (compute_scalar_jump_functions): Likewise.
4413 (ipa_analyze_virtual_call_uses): Likewise.
4414 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4416 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4418 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4419 * config/i386/i386.opt (msse5): New Alias.
4421 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4423 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4424 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4425 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4426 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4428 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4430 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4432 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4433 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4434 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4435 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4437 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4439 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4441 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4443 2011-01-14 Mike Stump <mikestump@comcast.net>
4445 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4446 * config/fr30/fr30.md: Likweise
4447 (movsi_push): Likewise.
4448 (movsi_pop): Likewise.
4449 (enter_func): Likewise.
4450 * config/moxie/moxie.md (movsi_push): Likewise.
4451 (movsi_pop): Likewise.
4453 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4455 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4456 %{no_archive} %{exact_version}.
4457 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4458 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4459 %{no_archive} %{exact_version}.
4460 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4461 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4462 * config/mips/vxworks.h: Likewise.
4464 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4466 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4468 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4470 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4471 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4473 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4475 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4478 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4480 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4482 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4483 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4485 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4486 Don't handle -shlib.
4488 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4490 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4491 (CC1_SPEC): Don't handle -profile.
4493 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4495 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4496 * config/mips/mips.h (CC1_SPEC): Likewise.
4498 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4500 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4501 * config/mips/mips.h (CC1_SPEC): Likewise.
4503 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4505 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4506 * config/m32r/linux.h (LINK_SPEC): Likewise.
4507 * config/mips/linux.h (LINK_SPEC): Likewise.
4508 * config/mips/linux64.h (LINK_SPEC): Likewise.
4509 * config/sparc/linux.h (LINK_SPEC): Likewise.
4510 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4511 LINK_SPEC): Likewise.
4512 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4514 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4516 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4518 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4520 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4522 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4523 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4525 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4527 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4529 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4531 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4532 supports -Bstatic/-Bdynamic.
4533 * configure: Regenerate.
4535 2011-01-14 Jan Hubicka <jh@suse.cz>
4536 Jack Howarth <howarth@bromo.med.uc.edu>
4539 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4540 when checking debug_info_level. Test write_symbols instead of
4541 debug_hooks->var_location when setting flag_var_tracking_uninit.
4543 2011-01-14 Richard Guenther <rguenther@suse.de>
4545 PR tree-optimization/47179
4546 * target.def (ref_may_alias_errno): New target hook.
4547 * targhooks.h (default_ref_may_alias_errno): Declare.
4548 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4549 (default_ref_may_alias_errno): New function.
4550 * target.h (struct ao_ref_s): Declare.
4551 * tree-ssa-alias.c: Include target.h.
4552 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4553 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4554 (targhooks.o): Likewise.
4555 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4556 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4558 2011-01-14 Richard Guenther <rguenther@suse.de>
4560 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4562 2011-01-14 Richard Guenther <rguenther@suse.de>
4564 PR tree-optimization/47280
4565 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4567 (tree_ssa_forward_propagate_single_use_vars): Deal with
4568 CFG changes from associate_plusminus.
4570 2011-01-14 Richard Guenther <rguenther@suse.de>
4574 2011-01-11 Richard Guenther <rguenther@suse.de>
4576 PR tree-optimization/46076
4577 * tree-ssa.c (useless_type_conversion_p): Conversions from
4578 unprototyped to empty argument list function types are useless.
4580 2011-01-14 Richard Guenther <rguenther@suse.de>
4582 PR tree-optimization/47286
4583 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4585 2011-01-14 Martin Jambor <mjambor@suse.cz>
4588 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4590 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4592 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4593 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4594 * config/xtensa/xtensa.c (xtensa_libcall_value,
4595 xtensa_function_value_regno_p): New functions.
4596 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4598 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4601 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4603 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4604 New function prototype.
4605 * config/i386/winnt.c (i386_pe_assemble_visibility):
4606 Warn only if attribute was specified by user.
4608 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4611 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4613 (floatunsdidf2_fcfidu): Ditto.
4615 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4617 * config/s390/s390.c (print_operand_address): Replace 'error' with
4618 'output_operand_lossage'.
4619 (print_operand): Likewise.
4621 2011-01-13 Jeff Law <law@redhat.com>
4623 PR rtl-optimization/39077
4624 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4625 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4626 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4627 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4628 * gcse.c (prune_insertions_deletions): New function.
4629 (compute_pre_data): Use it.
4631 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4634 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4636 (prune_unused_types_mark): Use it.
4638 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4640 PR rtl-optimization/45352
4641 * sel-sched.c: Update copyright years.
4642 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4643 in the advancing loop when we have issued issue_rate insns.
4645 2011-01-12 Richard Henderson <rth@redhat.com>
4647 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4648 (TARGET_MD_ASM_CLOBBERS): New.
4650 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4651 (TARGET_DELEGITIMIZE_ADDRESS): New.
4653 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4654 (clzsi2, *bsch): New patterns.
4656 * config/mn10300/mn10300.md (INT): New mode iterator.
4657 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4659 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4660 flag_split_wide_types.
4662 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4663 (mn10300_trampoline_init): Rewrite without a template, an immediate
4664 load and a direct branch.
4665 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4667 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4669 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4670 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4671 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4672 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4674 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4677 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4680 2011-01-12 Jan Hubicka <jh@suse.cz>
4683 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4684 (PLUGIN_COND_CLOSE): New macro.
4685 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4687 2011-01-12 Richard Guenther <rguenther@suse.de>
4690 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4691 register variables in a MEM_REF.
4693 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4695 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4696 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4697 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4698 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4699 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4700 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4701 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4702 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4703 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4704 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4705 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4706 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4707 * config/gnu-user.h: New. Copied from linux.h.
4708 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4709 GNU_USER_TARGET_STARTFILE_SPEC.
4710 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4711 GNU_USER_TARGET_ENDFILE_SPEC.
4712 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4713 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4714 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4715 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4716 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4717 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4718 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4719 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4720 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4721 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4722 * config/arm/linux-eabi.h (CC1_SPEC): Use
4723 GNU_USER_TARGET_CC1_SPEC.
4724 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4725 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4726 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4727 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4728 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4729 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4730 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4731 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4733 2011-01-12 Richard Guenther <rguenther@suse.de>
4736 * doc/invoke.texi (ffast-math): Document it is turned on
4739 2011-01-12 Jan Hubicka <jh@suse.cz>
4741 PR tree-optimization/47233
4742 * opts.c (common_handle_option): Disable ipa-reference with profile
4745 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4747 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4750 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4752 * c-parser.c (c_lex_one_token): Updated and reindented some
4753 comments. No changes in code.
4755 2011-01-11 Ian Lance Taylor <iant@google.com>
4757 * godump.c (go_output_var): Don't output the variable if there is
4758 already a type with the same name.
4760 2011-01-11 Ian Lance Taylor <iant@google.com>
4762 * godump.c (go_format_type): Don't generate float80.
4764 2011-01-11 Richard Henderson <rth@redhat.com>
4766 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4767 declaration. Rewrite for both speed and size.
4768 (mn10300_address_cost_1): Remove.
4769 (mn10300_register_move_cost): New.
4770 (mn10300_memory_move_cost): New.
4771 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4772 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4773 extensions, shifts, BSWAP, CLZ.
4774 (mn10300_wide_const_load_uses_clr): Remove.
4775 (TARGET_REGISTER_MOVE_COST): New.
4776 (TARGET_MEMORY_MOVE_COST): New.
4777 * config/mn10300/mn10300-protos.h: Update.
4778 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4780 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4781 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4782 * config/mn10300/mn10300-protos.h: Update.
4783 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4784 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4785 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4786 (*test_int_bitfield, *test_byte_bitfield): Remove.
4787 (*bit_test, *subreg_bit_test): Remove.
4788 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4790 * config/mn10300/constraints.md ("c"): Rename from "A".
4791 ("A", "D"): New constraint letters.
4792 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4793 (fmssf4, fnmasf4, fnmssf4): Likewise.
4795 * config/mn10300/mn10300.md (isa): New attribute.
4796 (enabled): New attribute.
4798 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4799 (abssf2, negsf2): Define only for hardware fp.
4800 (sqrtsf2): Reformat.
4801 (addsf3, subsf3, mulsf3): Merge expander and insn.
4803 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4804 (DEBUGGER_AUTO_OFFSET): Remove.
4805 (DEBUGGER_ARG_OFFSET): Remove.
4807 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4808 Emit register stores with the same offsets as the hardware.
4809 (mn10300_store_multiple_operation): Don't check that the register
4810 save offsets are monotonic.
4811 * config/mn10300/mn10300-protos.h: Update.
4813 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4815 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4816 in terms of the value on the stack, not the MDR register.
4818 2011-01-11 Jan Hubicka <jh@suse.cz>
4822 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4823 (symbol_alias_set_destroy, symbol_alias_set_contains,
4824 propagate_aliases_backward): Declare.
4825 * lto-streamer-out.c (struct sets): New sturcture.
4826 (trivally_defined_alias): New function.
4827 (output_alias_pair_p): Rewrite.
4828 (output_unreferenced_globals): Fix output of alias pairs.
4829 (produce_symtab): Likewise.
4830 * ipa.c (function_and_variable_visibility): Set weak alias destination
4832 * varasm.c (symbol_alias_set_t): Remove.
4833 (symbol_alias_set_destroy): Export.
4834 (propagate_aliases_forward, propagate_aliases_backward): New functions
4836 (compute_visible_aliases): ... this one; remove.
4837 (trivially_visible_alias): New
4838 (trivially_defined_alias): New.
4839 (remove_unreachable_alias_pairs): Rewrite.
4840 (finish_aliases_1): Reorganize code checking if alias is defined.
4841 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4844 2011-01-11 Richard Guenther <rguenther@suse.de>
4846 PR tree-optimization/46076
4847 * tree-ssa.c (useless_type_conversion_p): Conversions from
4848 unprototyped to empty argument list function types are useless.
4850 2011-01-11 Richard Guenther <rguenther@suse.de>
4853 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4854 volatile MEMs as MEM_READONLY_P.
4856 2011-01-11 Richard Guenther <rguenther@suse.de>
4858 PR tree-optimization/47239
4859 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4861 2011-01-11 Jeff Law <law@redhat.com>
4863 PR tree-optimization/47086
4864 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4865 IVs from statements that might throw.
4867 2011-01-10 Jan Hubicka <jh@suse.cz>
4870 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4872 2011-01-10 Jan Hubicka <jh@suse.cz>
4875 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4876 when correcting profile.
4878 2011-01-10 Jan Hubicka <jh@suse.cz>
4881 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4883 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4884 Restore DECL_FINI_PRIORITY.
4886 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4888 * doc/gimple.texi: Fix quoting of multi-word return values in
4889 @deftypefn statements. Ensure presence of return value. Wrap
4890 overlong @deftypefn lines.
4891 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4892 descriptions of removed functions.
4893 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4894 of multi-word return value in @deftypefn statement.
4896 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4898 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4899 (Conditional Expressions, Logical Operators)
4900 (Statement and operand traversals): Do not indent smallexample
4901 code. Fix duplicate function argument in example.
4903 2011-01-10 Jeff Law <law@redhat.com>
4905 PR tree-optimization/47141
4906 * ipa-split.c (split_function): Handle case where we are
4907 returning a value and the return block has a virtual operand phi.
4909 2011-01-10 Jan Hubicka <jh@suse.cz>
4911 PR tree-optimization/47234
4912 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4913 (pass_feedback_split_functions): Declare.
4914 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4916 * ipa-split.c (gate_split_functions): Update comments; disable
4917 split-functions for profile_arc_flag and branch_probabilities.
4918 (gate_feedback_split_functions): New function.
4919 (execute_feedback_split_functions): New function.
4920 (pass_feedback_split_functions): New global var.
4922 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4925 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4926 calling gimple_call_set_cannot_inline.
4928 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4930 * config/darwin-sections.def: Remove unused section.
4932 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4935 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4937 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4940 * c-parser.c (c_parser_declaration_or_fndef): Improved
4943 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4945 * config/i386/winnt.c (i386_pe_start_function): Make sure
4946 to switch back to function's section.
4948 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4952 * plugin.c: Move include of dlfcn.h from here...
4953 * system.h: ... to here.
4955 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4957 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4959 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4960 two extra empty pages in PDF output.
4962 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4965 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4966 for error recovery purposes behave as if it was not specified so
4967 that the default type is usd.
4969 2011-01-07 Jan Hubicka <jh@suse.cz>
4971 PR tree-optmization/46469
4972 * ipa.c (function_and_variable_visibility): Clear needed flags on
4973 nodes with external decls; handle weakrefs merging correctly.
4975 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4977 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4980 2011-01-07 Jan Hubicka <jh@suse.cz>
4982 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4983 and no longer claim that gold is required for linker plugin.
4984 * configure: Regenerate.
4985 * gcc.c (PLUGIN_COND): New macro.
4986 (LINK_COMMAND_SPEC): Use it.
4987 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4988 * config.in (HAVE_LTO_PLUGIN): New.
4989 * configure.ac (--with-lto-plugin): New parameter; autodetect
4992 2011-01-07 Jan Hubicka <jh@suse.cz>
4994 PR tree-optimization/46367
4995 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4996 when we can update original.
4997 (cgraph_mark_inline_edge): Sanity check.
4998 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
5000 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5002 * config/spu/spu.h (ASM_COMMENT_START): Define.
5004 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
5008 (SWITCH_KEEP_FOR_GCC): Likewise.
5009 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
5010 (do_spec_1): Handle "%>".
5012 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
5014 2011-01-07 Jakub Jelinek <jakub@redhat.com>
5017 * config/i386/i386.c (ix86_delegitimize_address): If
5018 simplify_gen_subreg fails, return orig_x.
5021 * value-prof.c (gimple_stringop_fixed_value): Handle
5022 lhs of the call properly.
5024 2011-01-07 Jan Hubicka <jh@suse.cz>
5027 * lto-opt.c (lto_reissue_options): Set flag_shlib.
5029 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5031 * target.def (function_switched_text_sections): New hook.
5032 * doc/tm.texi: Regenerated.
5033 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5034 * final.c (default_function_switched_text_sections): New.
5035 (final_scan_insn): Call function_switched_text_sections when a
5036 mid-function section change occurs.
5037 * output.h (default_function_switched_text_sections): Declare.
5038 * config/darwin-protos.h (darwin_function_switched_text_sections):
5040 * config/darwin.c (darwin_function_switched_text_sections): New.
5041 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5043 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5045 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
5046 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
5047 the secondary code fragment when outputting for DWARF == 2.
5049 2011-01-07 Anatoly Sokolov <aesok@post.ru>
5051 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5052 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
5054 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
5055 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5057 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
5060 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
5061 when it is not empty.
5063 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
5066 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
5067 (case ${target}): Add btver1.
5068 * config/i386/driver-i386.c (host_detect_local_cpu): Let
5069 -march=native recognize btver1 processors.
5070 * config/i386/i386-c.c (ix86_target_macros_internal): Add
5071 btver1 def_and_undef
5072 * config/i386/i386.c (struct processor_costs btver1_cost): New
5074 (m_BTVER1): New definition.
5075 (m_AMD_MULTIPLE): Includes m_BTVER1.
5076 (initial_ix86_tune_features): Add btver1 tune.
5077 (processor_target_table): Add btver1 entry.
5078 (static const char *const cpu_names): Add btver1 entry.
5079 (software_prefetching_beneficial_p): Add btver1.
5080 (ix86_option_override_internal): Add btver1 instruction sets.
5081 (ix86_issue_rate): Add btver1.
5082 (ix86_adjust_cost): Add btver1.
5083 * config/i386/i386.h (TARGET_BTVER1): New definition.
5084 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
5085 (enum processor_type): Add PROCESSOR_BTVER1.
5086 * config/i386/i386.md (define_attr "cpu"): Add btver1.
5088 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5091 * config/i386/i386.c (legitimize_tls_address)
5092 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
5093 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
5094 (tls_initial_exec_64_sun): New pattern.
5096 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
5098 * doc/invoke.texi (Overall Options): Improve wording and markup
5099 of the description of -wrapper.
5101 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5103 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
5104 rdynamic, threads): New Driver options.
5106 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5109 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
5110 if coming from .tdata.
5111 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5113 2011-01-06 Jan Hubicka <jh@suse.cz>
5116 * collect2.c (main): Do not enable LTOmode when plugin is active.
5118 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5121 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
5122 --version output if supported.
5123 * configure: Regenerate.
5125 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5127 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
5130 2011-01-06 Jakub Jelinek <jakub@redhat.com>
5133 * c-convert.c (convert): When converting a complex expression
5134 other than COMPLEX_EXPR to a different complex type, ensure
5135 c_save_expr is called instead of save_expr, unless in_late_binary_op.
5136 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
5137 when converting COMPLEX_TYPE.
5139 2011-01-06 Ira Rosen <irar@il.ibm.com>
5141 PR tree-optimization/47139
5142 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
5143 only the last reduction value is used outside the loop. Update
5146 2011-01-05 Joseph Myers <joseph@codesourcery.com>
5148 * config/rtems.opt: New.
5149 * config.gcc (*-*-rtems*): Use rtems.opt.
5151 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
5153 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
5154 processors do not support 3DNow instructions.
5156 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5158 * config/spu/spu.c (spu_option_override): Set parameter
5159 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
5161 2011-01-05 Jan Hubicka <jh@suse.cz>
5163 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
5164 at the command line.
5166 2011-01-05 Martin Jambor <mjambor@suse.cz>
5169 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
5170 deltas on streamed outgoing edges.
5171 (output_node_opt_summary): Output info for outgoing edges only when
5172 the node is in new parameter set.
5173 (output_cgraph_opt_summary): New parameter set, passed to the two
5174 aforementioned functions. Update its forward declaration and its
5177 2011-01-05 Tom Tromey <tromey@redhat.com>
5179 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
5180 operator to c_finish_omp_atomic.
5181 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
5182 (build_unary_op): Update.
5183 (build_modify_expr): Update.
5184 (build_asm_expr): Update.
5186 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5188 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
5189 newly inserted insns.
5191 (spu_emit_branch_hint): Likewise.
5192 (insert_hbrp_for_ilb_runout): Likewise.
5193 (spu_machine_dependent_reorg): Call df_finish_pass after
5194 schedule_insns returns.
5196 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5198 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
5200 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
5202 PR tree-optimization/47005
5203 * tree-sra.c (struct access): Add 'non_addressable' bit.
5204 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
5205 (decide_one_param_reduction): Return 0 if the parameter is passed by
5206 reference and one of the accesses in the group is non_addressable.
5208 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5210 PR tree-optimization/47056
5211 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
5212 (mark_load): Likewise. Handle FUNCTION_DECL specially.
5213 (mark_store): Likewise. Pass STMT to ipa_record_reference.
5215 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5217 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
5218 initializer. Skip view conversions from aggregate types.
5220 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
5223 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
5225 2011-01-04 Philipp Thomas <pth@suse.de>
5227 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
5230 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5232 * function.c (thread_prologue_and_epilogue_insns): Do not crash
5233 on empty epilogue sequences.
5235 2011-01-04 Joseph Myers <joseph@codesourcery.com>
5237 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
5238 non-static): New Driver options.
5240 2011-01-04 Jie Zhang <jie@codesourcery.com>
5243 * gcc.c (default_compilers[]): Set combinable field to 0
5244 for all assembly languages.
5246 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
5248 * config/mips/loongson3a.md: New file.
5249 * config/mips/mips.md: Include loongson3a.md.
5250 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
5253 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
5256 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
5257 instead of convert_memory_address_addr_space on the base expression.
5259 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5261 * config/spu/spu.c (spu_option_override): Update error text
5262 for bad -march= / -mtune= values.
5264 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5266 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
5267 if branch-hint optimization will be performed.
5269 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5271 PR tree-optimization/47148
5272 * ipa-split.c (split_function): Convert arguments to
5273 DECL_ARG_TYPE if possible.
5275 PR tree-optimization/47155
5276 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
5279 PR rtl-optimization/47157
5280 * combine.c (try_combine): If undobuf.other_insn becomes
5281 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
5282 and set *new_direct_jump_p too.
5284 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
5286 PR tree-optimization/47021
5287 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
5289 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5291 * gcc.c (process_command): Update copyright notice dates.
5292 * gcov.c (print_version): Likewise.
5293 * gcov-dump.c (print_version): Likewise.
5294 * mips-tfile.c (main): Likewise.
5295 * mips-tdump.c (main): Likewise.
5297 2011-01-03 Martin Jambor <mjambor@suse.cz>
5299 PR tree-optimization/46801
5300 * tree-sra.c (type_internals_preclude_sra_p): Check whether
5301 aggregate fields start at byte boundary instead of the bit-field flag.
5303 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5306 * gcc.c (main): Revert revision 168407.
5308 2011-01-03 Martin Jambor <mjambor@suse.cz>
5310 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5312 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5314 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5315 vector optab to expand vector/scalar shift, update gimple to vector.
5317 2011-01-03 Martin Jambor <mjambor@suse.cz>
5319 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5322 2011-01-03 Martin Jambor <mjambor@suse.cz>
5324 PR tree-optimization/46984
5325 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5327 (cgraph_create_indirect_edge): Fixed line length.
5328 (cgraph_indirect_call_info): Declare.
5329 (cgraph_make_edge_direct) Update declaration.
5330 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5331 (cgraph_create_indirect_edge): Use it.
5332 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5334 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5335 the new thunk_delta representation.
5336 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5338 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5339 (ipa_read_indirect_edge_info): Likewise.
5340 * lto-cgraph.c (output_edge_opt_summary): New function.
5341 (output_node_opt_summary): Call it on all outgoing edges.
5342 (input_edge_opt_summary): New function.
5343 (input_node_opt_summary): Call it on all outgoing edges.
5345 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5348 * gcc.c (main): Don't check have_o when settting combine_inputs.
5350 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5352 * regrename.c: Add general comment describing the pass.
5353 (struct du_head): Remove 'length' field.
5354 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5355 (regrename_optimize): Do not sort chains. Rework comments, add others.
5356 Force renaming to the preferred class (if any) in the first pass and do
5357 not consider registers that belong to it in the second pass.
5358 (create_new_chain): Do not set 'length' field.
5359 (scan_rtx_reg): Likewise.
5361 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5363 PR tree-optimization/47140
5364 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5365 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5368 PR rtl-optimization/47028
5369 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5370 parm_birth_insn instead of at the beginning of first bb.
5372 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5374 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5375 Remove the word "see" before "@pxref".
5376 * doc/rtl.texi: Remove the word "see" before "@pxref".
5378 2011-01-01 Jan Hubicka <jh@suse.cz>
5380 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5383 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5386 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5389 Copyright (C) 2011 Free Software Foundation, Inc.
5391 Copying and distribution of this file, with or without modification,
5392 are permitted in any medium without royalty provided the copyright
5393 notice and this notice are preserved.