1 2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4 * config/arm/neon.md (neon_vtrn<mode>): Fix typo
7 2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
9 * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
12 2011-05-05 Jason Merrill <jason@redhat.com>
15 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
17 2011-05-05 Julian Brown <julian@codesourcery.com>
19 * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
20 parenthesis in D-register case.
22 2011-05-05 Ira Rosen <ira.rosen@linaro.org>
24 Backport from mainline:
25 2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
26 Ira Rosen <ira.rosen@linaro.org>
29 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
30 to match neon_vzip/vuzp/vtrn_internal.
31 * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
32 outputs explicitly dependent on both inputs.
33 (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
35 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
37 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
38 Use %v prefix in insn mnemonic to handle TARGET_AVX.
39 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
40 attribute calculation.
41 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
42 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
44 (*vec_extractv2di_1_rex64_avx): Ditto.
46 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
47 Jakub Jelinek <jakub@redhat.com>
50 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
51 only succeed if req_mode is the same as set_mode.
53 2011-05-03 Richard Guenther <rguenther@suse.de>
56 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
57 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
58 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
60 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
63 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
64 for -fstack-check if the size to allocate is negative.
66 2011-04-30 Jakub Jelinek <jakub@redhat.com>
68 PR tree-optimization/48809
69 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
71 (gen_inbound_check): Don't compute index_expr - range_min in utype
72 again, instead reuse SSA_NAME initialized in build_arrays.
73 Remove two useless gsi_for_stmt calls.
75 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
77 Backport from mainline
78 2011-04-01 Andrew Pinski <pinskia@gmail.com>
79 Michael Meissner <meissner@linux.vnet.ibm.com>
82 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
83 operands, as per the specifications.
85 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
86 (vec_extract_evenv4sf): Ditto.
87 (vec_extract_evenv8hi): Ditto.
88 (vec_extract_evenv16qi): Ditto.
89 (vec_extract_oddv4si): Ditto.
91 2011-04-28 Jakub Jelinek <jakub@redhat.com>
94 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
97 2011-04-27 Jakub Jelinek <jakub@redhat.com>
100 * c-typeck.c (build_binary_op): Don't wrap arguments if
101 int_operands is true.
103 2011-04-26 Jakub Jelinek <jakub@redhat.com>
106 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
107 is error_mark_node, set value to NULL.
109 PR tree-optimization/48734
110 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
111 if return value from maybe_fold_*_comparsions isn't something
112 the code is prepared to handle.
114 2011-04-26 Richard Guenther <rguenther@suse.de>
116 PR tree-optimization/48731
117 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
119 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
122 * doc/extend.texi (Type Traits): Document __is_standard_layout,
123 __is_literal_type, and __is_trivial; update throughout about
124 possibly cv-qualified void types.
126 2011-04-23 Jakub Jelinek <jakub@redhat.com>
129 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
130 to VOID_TYPE even around MODIFY_EXPR.
132 2011-04-22 Jakub Jelinek <jakub@redhat.com>
134 PR tree-optimization/48717
135 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
136 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
138 2011-04-22 Jakub Jelinek <jakub@redhat.com>
141 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
142 TREE_STATIC variables declared inside of some OpenMP construct.
144 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
147 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
148 vec_extract and vec_concat for non-SSE4_1 targets.
150 2011-04-21 Richard Guenther <rguenther@suse.de>
153 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
154 objects and types here. Adjust for their offset before comparing.
156 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
158 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
160 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
163 * config/pa/predicates.md (ior_operand): Delete predicate.
164 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
165 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
166 expander. Use cint_ior_operand in unnamed insn.
168 * config/pa/pa-protos.h (ior_operand): Delete declarations.
170 2011-04-20 Jakub Jelinek <jakub@redhat.com>
172 PR tree-optimization/48611
173 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
174 beyond ERT_MUST_NOT_THROW region.
176 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
178 Backport from mainline
179 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
182 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
183 the types if they have different enumeration identifiers.
185 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
188 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
189 DECL_IN_CONSTANT_POOL without RTL.
191 2011-04-20 Richard Guenther <rguenther@suse.de>
193 Backport from mainline
194 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
197 * reload1.c (inc_for_reload): Return void. All callers changed.
198 (emit_input_reload_insns): Don't try to delete previous output
199 reloads to a register, or record spill_reg_store for autoincs.
201 2011-04-19 Jakub Jelinek <jakub@redhat.com>
204 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
205 is a SUBREG with non-MODE_INT mode inside of it.
207 2011-04-18 Jakub Jelinek <jakub@redhat.com>
210 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
211 if TREE_TYPE (v) is non-NULL.
213 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
214 gimple_get_virt_mehtod_for_binfo.
215 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
216 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
218 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
220 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
222 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
224 2011-04-18 Jakub Jelinek <jakub@redhat.com>
226 PR tree-optimization/48616
227 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
228 whether the shift is by scalar or vector based on whether all SLP
229 scalar stmts have the same rhs.
231 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
233 * doc/passes.texi: Fill crossref nodes.
235 2011-04-17 Marius Strobl <marius@FreeBSD.org>
237 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
238 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
239 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
241 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
244 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
245 is non-null before accessing it.
246 (input_cgraph): Remove trailing spaces.
248 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
250 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
251 Replace match_operand with match_dup for the third operand in
254 2011-04-15 Jakub Jelinek <jakub@redhat.com>
257 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
258 is a MEM, offset it as needed based on top 2 bits in operands[3],
259 change MEM mode to SFmode and mask those 2 bits away from operands[3].
261 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
263 Backport from mainline:
264 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
267 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
268 move from floating point to shift amount register.
269 (emit_move_sequence): Remove secondary reload support for floating
270 point to shift amount amount register copies.
271 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
272 amount register copies.
273 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
274 register, return false if mode isn't a scalar integer mode.
275 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
277 2011-04-13 Jakub Jelinek <jakub@redhat.com>
280 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
281 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
283 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
285 Backport from mainline:
286 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
288 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
290 2011-04-12 Martin Jambor <mjambor@suse.cz>
292 PR tree-optimization/48195
293 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
294 ipa_check_create_edge_args.
295 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
296 ipa_check_create_edge_args.
297 * ipa-inline.c (inline_generate_summary): Do not call
298 ipa_check_create_node_params and ipa_check_create_edge_args.
299 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
300 ipa_check_create_edge_args.
302 2011-04-12 Jakub Jelinek <jakub@redhat.com>
304 PR rtl-optimization/48549
305 * combine.c (propagate_for_debug): Also stop after BB_END of
306 this_basic_block. Process LAST and just stop processing after it.
307 (combine_instructions): If last_combined_insn has been deleted,
308 set last_combined_insn to its PREV_INSN.
310 2011-04-12 Nick Clifton <nickc@redhat.com>
312 * config/v850/v850.c (expand_prologue): Do not use the CALLT
313 instruction for interrupt handlers if the target is the basic V850
315 (expand_epilogue): Likewise.
317 2011-04-12 Jakub Jelinek <jakub@redhat.com>
320 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
323 2011-04-11 Joseph Myers <joseph@codesourcery.com>
325 * common.opt (Tbss=, Tdata=, Ttext=): New options.
327 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
329 Backport from mainline:
330 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
332 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
334 2011-04-09 Duncan Sands <baldrick@free.fr>
336 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
338 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
341 * config.gcc: disable unwind table generation for crtbegin/crtend
344 2011-04-08 Jakub Jelinek <jakub@redhat.com>
346 PR tree-optimization/48377
347 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
348 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
350 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
352 * config/i386/sse.md: Update copyright year.
353 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
355 (*vec_concatv2sf_avx): Fix wrong register constraint in
356 alternative 3 of operand 1.
357 (*vec_set<mode>_0_avx): Avoid combining registers from different
358 units in a single alternative.
359 (*vec_set<mode>_0_sse4_1): Ditto.
360 (*vec_set<mode>_0_sse2): Ditto.
361 (vec_set<mode>_0): Ditto.
362 (sse2_storehpd): Ditto.
363 (sse2_loadhpd): Ditto.
364 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
365 * config/i386/predicates.md (sse_comparison_operator): Do not
366 define as special predicate.
368 2011-04-07 Jakub Jelinek <jakub@redhat.com>
371 * combine.c (combine_instructions): Add last_combined_insn,
372 update it if insn is after it, pass it to all try_combine calls.
373 (try_combine): Add last_combined_insn parameter, pass it instead of
374 i3 to propagate_for_debug.
376 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
378 Backport from mainline
379 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
381 PR rtl-optimization/48144
382 * sel-sched-ir.c (merge_history_vect): Factor out from ...
383 (merge_expr_data): ... here.
384 (av_set_intersect): Rename to av_set_code_motion_filter.
385 Update all callers. Call merge_history_vect when an
386 expression is found in both sets.
387 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
389 2011-04-06 Jakub Jelinek <jakub@redhat.com>
392 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
393 as base_reg whatever register reg has been eliminated to, instead
394 of hardcoding STACK_POINTER_REGNUM.
396 Backported from mainline
397 2011-04-01 Jakub Jelinek <jakub@redhat.com>
400 * expr.c (expand_assignment): Handle all possibilities
402 * expmed.c (store_bit_field_1): Avoid trying to create
404 (store_split_bit_field): If SUBREG_REG (op0) or
405 op0 itself has smaller mode than word, return it
406 for offset 0 and const0_rtx for out-of-bounds stores.
407 If word is const0_rtx, skip it.
409 2011-04-06 Joseph Myers <joseph@codesourcery.com>
411 * gcov-io.c: Use GCC Runtime Library Exception.
413 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
415 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
417 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
419 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
421 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
423 Backport from mainline
424 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
426 PR rtl-optimization/48143
427 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
428 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
429 sse2_cvtps2pd): Likewise.
431 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
434 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
435 frame-related from frame-unrelated adjustments to the stack pointer.
437 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
439 Backport from mainline
440 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
443 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
446 2011-03-29 Jakub Jelinek <jakub@redhat.com>
449 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
450 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
451 dw_fde_unlikely_section_end_label, cold_in_std_section,
452 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
453 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
455 (output_fde): Use dw_fde_second_{begin,end} if second is
456 true, otherwise dw_fde_{begin,end}.
457 (output_call_frame_info): Test dw_fde_second_begin != NULL
458 instead of dw_fde_switched_sections.
459 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
460 fields, initialize new fields. Initialize in_std_section
461 unconditionally from the first partition.
462 (dwarf2out_end_epilogue): Don't override dw_fde_end when
463 dw_fde_second_begin is non-NULL.
464 (dwarf2out_switch_text_section): Stop initializing removed
465 dw_fde_struct fields, initialize new fields, initialize
466 also dw_fde_end here. Set dw_fde_switch_cfi even when
467 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
468 (struct var_loc_list_def): Add last_before_switch field.
469 (arange_table, arange_table_allocated, arange_table_in_use,
470 ARANGE_TABLE_INCREMENT, add_arange): Removed.
471 (size_of_aranges): Count !in_std_section and !second_in_std_section
472 hunks in fdes, instead of looking at arange_table_in_use.
473 (output_aranges): Add aranges_length argument, don't call
474 size_of_aranges here. Instead of using aranges_table*
475 emit ranges for fdes when !in_std_section resp.
476 !second_in_std_section.
477 (dw_loc_list): Break ranges crossing section switch.
478 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
479 use dw_fde_second_end instead of dw_fde_end as end of last
481 (gen_subprogram_die): Don't call add_arange. Use
482 dw_fde_{begin,end} for first partition and if switched
483 section dw_fde_second_{begin,end} for the second.
484 (var_location_switch_text_section_1,
485 var_location_switch_text_section): New functions.
486 (dwarf2out_begin_function): Initialize cold_text_section even
487 when function_section () isn't text_section.
488 (prune_unused_types): Don't walk arange_table.
489 (dwarf2out_finish): Don't needlessly test
490 flag_reorder_blocks_and_partition when testing cold_text_section_used.
491 If info_section_emitted, call size_of_aranges and if it indicates
492 non-empty .debug_aranges, call output_aranges with the computed
493 size. Stop using removed dw_fde_struct fields, use
494 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
497 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
499 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
500 (alpha_option_override): Don't set alpha_sr_alias_set.
501 (emit_frame_store_1): Use gen_frame_mem rather than calling
503 (alpha_expand_epilogue): Ditto.
504 (unicosmk_gen_dsib): Ditto.
506 2011-03-29 Nick Clifton <nickc@redhat.com>
508 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
509 (ASM_OUTPUT_MAX_SKIP): Define.
510 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
511 allow LT aor GE comparisons.
512 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
513 * config/rx/rx.md: Add peepholes and patterns to combine extending
514 loads with simple arithmetic instructions.
515 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
516 to use pre-decrement and post-increment addressing.
517 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
518 that the INT is a valid offset.
519 (rx_print_operand): Handle %R.
520 Fix %Q's handling of MEMs.
521 (rx_option_override): Set alignments.
522 (rx_align_for_label): New function.
523 (rx_max_skip_for_label): New function.
524 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
525 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
526 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
527 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
529 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
531 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
532 for invalid symbolic addresses.
533 (s390_secondary_reload): Don't use s390_check_symref_alignment for
536 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
539 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
541 2011-03-28 Richard Guenther <rguenther@suse.de>
543 Backport from mainline
544 2011-03-24 Richard Guenther <rguenther@suse.de>
547 * tree-object-size.c (addr_object_size): Do not double-account
550 2011-03-22 Richard Guenther <rguenther@suse.de>
552 PR tree-optimization/48228
553 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
556 2011-03-17 Richard Guenther <rguenther@suse.de>
559 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
560 a value make sure to fold the statement.
562 2011-03-15 Richard Guenther <rguenther@suse.de>
565 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
566 or variable-indexed array accesses when in gimple form.
568 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
573 * doc/extend.texi (Alignment): Move section to match order in TOC.
574 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
575 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
577 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
579 Backport from mainline:
580 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
583 * config/i386/i386.md (*movdf_internal_rex64): Do not split
584 alternatives that can be handled with movq or movabsq insn.
585 (*movdf_internal): Disable for !TARGET_64BIT.
586 (*movdf_internal_nointeger): Ditto.
587 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
589 2011-03-26 Jakub Jelinek <jakub@redhat.com>
591 Backport from mainline
592 2011-03-24 Jakub Jelinek <jakub@redhat.com>
595 * simplify-rtx.c (simplify_const_unary_operation): Call
596 real_convert when changing mode class with FLOAT_EXTEND.
598 2011-03-20 Jakub Jelinek <jakub@redhat.com>
602 * c-common.c (shorten_compare): If primopN is first sign-extended
603 to opN and then zero-extended to result type, set primopN to opN.
605 PR rtl-optimization/48156
606 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
607 assume df and df_lr are not NULL.
609 2011-03-17 Jakub Jelinek <jakub@redhat.com>
611 PR rtl-optimization/48141
612 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
613 * dse.c: Include params.h.
614 (active_local_stores_len): New variable.
615 (add_wild_read, dse_step1): Clear it when setting active_local_stores
617 (record_store, check_mem_read_rtx): Decrease it when removing
619 (scan_insn): Likewise. Increase it when adding to chain, if it
620 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
621 set active_local_stores to NULL before the addition.
622 * Makefile.in (dse.o): Depend on $(PARAMS_H).
624 PR rtl-optimization/48141
625 * dse.c (record_store): If no positions are needed in an insn
626 that cannot be deleted, at least unchain it from active_local_stores.
628 2011-03-25 Jakub Jelinek <jakub@redhat.com>
630 * BASE-VER: Set to 4.6.1.
631 * DEV-PHASE: Set to prerelease.
633 2011-03-25 Release Manager
635 * GCC 4.6.0 released.
637 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
639 * config/rs6000/t-freebsd: Remove duplication from file.
641 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
644 * doc/install.texi (Prerequisites): Move jar etc. up.
645 Explain support library version requirements.
647 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
650 * doc/install.texi (Prerequisites): Move Perl to build
651 requirements. Always necessary on Solaris 2 with Sun ld.
653 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
655 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
657 (Specific, i?86-*-solaris2.[89]): Likewise.
658 (Specific, i?86-*-solaris2.10): Likewise.
659 (Specific, mips-sgi-irix6): Likewise.
660 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
661 Update for binutils 2.21.
663 2011-03-21 Jakub Jelinek <jakub@redhat.com>
666 * config/s390/s390.c (s390_delegitimize_address): Don't call
667 lowpart_subreg if orig_x has BLKmode.
669 2011-03-20 Joseph Myers <joseph@codesourcery.com>
671 * c-decl.c (diagnose_mismatched_decls): Give an error for
672 redefining a typedef with variably modified type.
674 2011-03-20 Joseph Myers <joseph@codesourcery.com>
676 * c-decl.c (grokfield): Don't allow typedefs for structures or
677 unions with no tag by default.
678 * doc/extend.texi (Unnamed Fields): Update.
680 2011-03-18 Jakub Jelinek <jakub@redhat.com>
683 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
684 arange_table_in_use is 0, but either text_section_used or
685 cold_text_section_used is true. Don't call it if
686 !info_section_emitted.
688 2011-03-18 Richard Guenther <rguenther@suse.de>
690 * doc/install.texi (--enable-gold): Remove.
691 (--with-plugin-ld): Document.
692 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
694 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
696 Backport from mainline
697 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
700 * config/i386/i386.opt: Add Save to -mavx and -mfma.
702 2011-03-18 Richard Henderson <rth@redhat.com>
703 Jakub Jelinek <jakub@redhat.com>
706 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
707 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
709 2011-03-17 Richard Guenther <rguenther@suse.de>
712 * tree-object-size.c (compute_object_offset): Properly return
713 the offset operand of MEM_REFs as sizetype.
715 2011-03-16 Dodji Seketeli <dodji@redhat.com>
718 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
719 (lookup_type_die_strip_naming_typedef): ... here.
720 (get_context_die): Use it.
721 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
722 the anonymous struct named by the naming typedef.
724 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
727 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
728 in the output template.
730 2011-03-15 Alan Modra <amodra@gmail.com>
733 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
734 presume symbol_refs without a symbol_ref_decl are suitably
735 aligned, nor other trees we may see here. Handle anchor symbols.
736 (legitimate_constant_pool_address_p): Comment. Add mode param.
737 Check cmodel=medium addresses. Adjust all calls.
738 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
739 creating cmodel=medium optimized access to locals.
740 * config/rs6000/constraints.md (R): Pass QImode to
741 legitimate_constant_pool_address_p.
742 * config/rs6000/predicates.md (input_operand): Pass mode to
743 legitimate_constant_pool_address_p.
744 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
747 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
750 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
751 64-bit constants being loaded into registers other than GPRs such
752 as loading 0 into a VSX register.
754 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
756 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
759 2011-03-14 Jakub Jelinek <jakub@redhat.com>
761 * doc/invoke.texi, doc/standards.texi: Refer to
762 gcc-4.6/c99status.html.
764 * DEV-PHASE: Mark "prerelease".
766 2011-03-14 Richard Guenther <rguenther@suse.de>
769 * tree.c (build_vector_from_val): Adjust assert to requirements
772 2011-03-14 Jakub Jelinek <jakub@redhat.com>
775 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
778 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
780 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
781 terms of target_flags_explicit. Adjust copyright year.
783 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
784 * config/rs6000/t-freebsd: New file. Add override for
787 2011-03-13 Chris Demetriou <cgd@google.com>
789 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
790 (-fno-diagnostics-show-option): this, to reflect current default.
791 (-Werror=): Update text about -fno-diagnostics-show-option.
793 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
796 * config/rs6000/predicates.md (easy_vector_constant_add_self,
797 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
798 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
799 mode is not V2DImode or V2DFmode.
800 (vspltis_constant): Do not handle V2DImode and V2DFmode.
801 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
802 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
804 (movdi_internal64): Likewise.
806 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
808 PR tree-optimization/47127
809 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
811 (set_cloog_options): Same.
812 (scop_to_clast): Same.
813 (print_clast_stmt): Do not call cloog_state_malloc and
815 (print_generated_program): Same.
817 * graphite-clast-to-gimple.h (cloog_state): Declared.
818 (scop_to_clast): Adjust declaration.
819 * graphite.c (cloog_state): Defined here.
820 (graphite_initialize): Call cloog_state_malloc.
821 (graphite_finalize): Call cloog_state_free.
823 2011-03-11 Jason Merrill <jason@redhat.com>
825 * attribs.c (lookup_attribute_spec): Take const_tree.
828 2011-03-11 Joseph Myers <joseph@codesourcery.com>
830 * config/sparc/sparc.c (sparc_option_override): Use
831 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
833 2011-03-11 Richard Guenther <rguenther@suse.de>
835 PR tree-optimization/48067
836 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
837 multiplication result will be only used once on the target
840 2011-03-11 Richard Guenther <rguenther@suse.de>
842 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
844 2011-03-11 Richard Guenther <rguenther@suse.de>
847 * tree.c (find_decls_types_r): Do not walk types only reachable
848 from IDENTIFIER_NODEs.
850 2011-03-11 Jakub Jelinek <jakub@redhat.com>
853 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
854 all vnode->force_output nodes as needed.
856 2011-03-11 Jason Merrill <jason@redhat.com>
859 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
860 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
862 2011-03-11 Martin Jambor <mjambor@suse.cz>
864 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
867 2011-03-11 Jakub Jelinek <jakub@redhat.com>
869 PR tree-optimization/48063
870 * ipa-inline.c (cgraph_decide_inlining): Don't try to
871 inline functions called once if !tree_can_inline_p (node->callers).
873 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
875 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
877 * config/score/score3.c: Delete.
878 * config/score/score3.h: Delete.
879 * config/score/mul-div.S: Delete.
880 * config/score/sfp-machine.h: Add new file.
881 * config/score/constraints.md: Add new file.
882 * config/score/t-score-softfp: Add new file.
883 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
884 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
885 (score7_extra_constraint): Delete.
886 (score7_option_override): Remove unused code.
887 * config/score/score.c: Remove score3 and score5 define and code.
888 * config/score/score.h: Remove score3 and score5 define and code.
889 * config/score/score.md: Remove score3 template and unusual insn.
890 * config/score/score.opt: Remove score3 and score5 options.
892 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
894 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
895 when _HPUX_SOURCE is defined.
896 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
898 2011-03-10 Jason Merrill <jason@redhat.com>
901 * stor-layout.c (layout_type): Don't set structural equality
902 on arrays of incomplete type.
903 * tree.c (type_hash_eq): Handle comparing them properly.
905 2011-03-10 Jakub Jelinek <jakub@redhat.com>
908 * config/s390/s390.c (s390_delegitimize_address): Make sure the
909 result mode matches original rtl mode.
911 2011-03-10 Nick Clifton <nickc@redhat.com>
913 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
914 (andsi3, andsi3_flags): Fix timings for three operand alternative.
916 2011-03-09 Jakub Jelinek <jakub@redhat.com>
918 PR rtl-optimization/47866
919 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
920 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
921 if target wasn't scalar.
922 * function.c (assign_stack_temp_for_type): Assert that neither
923 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
924 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
926 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
928 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
930 * config/s390/s390-protos.h (s390_label_align): New prototype.
931 * config/s390/s390.c (s390_label_align): New function.
932 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
934 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
937 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
938 V2DI/V2DF constants. Only all 0's or all 1's are easy.
939 (output_vec_const_move): Ditto.
941 2011-03-08 Anatoly Sokolov <aesok@post.ru>
943 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
944 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
945 * config/mips/mips.c (mips_preferred_reload_class): Make static.
946 Change 'rclass' argument and result type to reg_class_t.
947 (TARGET_PREFERRED_RELOAD_CLASS): Define.
949 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
951 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
952 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
953 (TARGET_MEMORY_MOVE_COST): Define.
954 (avr_register_move_cost, avr_memory_move_cost): New Functions.
956 2011-03-08 Jakub Jelinek <jakub@redhat.com>
959 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
962 PR tree-optimization/48022
963 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
966 2011-03-07 Jakub Jelinek <jakub@redhat.com>
969 * var-tracking.c (find_use_val): Return NULL for
970 cui->sets && cui->store_p BLKmode MEMs.
972 2011-03-07 Anatoly Sokolov <aesok@post.ru>
974 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
976 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
977 xstormy16_print_operand_address): Remove.
978 * config/stormy16/stormy16.c (xstormy16_print_operand,
979 xstormy16_print_operand_address): Make static.
980 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
982 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
985 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
986 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
989 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
992 * cfgloopmanip.c (fix_bb_placements): Return immediately
993 if FROM is BASE_LOOP's header.
995 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
997 * gimplify.c (gimplify_function_tree): Fix building calls
998 to __builtin_return_address.
1000 2011-03-07 Alan Modra <amodra@gmail.com>
1002 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
1003 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
1004 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
1005 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
1007 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
1008 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
1009 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
1010 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
1011 * config/rs6000/rs6000.c
1012 (rs6000_elf_end_indicate_exec_stack): Rename to..
1013 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
1014 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
1015 (rs6000_file_start): ..here.
1016 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
1017 file scope variables.
1018 (call_ABI_of_interest): New function.
1019 (init_cumulative_args): Set above vars when function return value
1020 is a float, vector, or small struct.
1021 (rs6000_function_arg_advance_1): Likewise for function args.
1022 (rs6000_va_start): Set rs6000_passes_float if variable arg function
1023 references float args.
1025 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
1027 * doc/cfg.texi: Remove "See" before @ref.
1028 * doc/invoke.texi: Likewise.
1030 2011-03-05 Jason Merrill <jason@redhat.com>
1032 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
1034 2011-03-05 Anthony Green <green@moxielogic.com>
1036 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
1038 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
1040 PR rtl-optimization/47899
1041 * cfgloopmanip.c (fix_bb_placements): Fix first argument
1042 to flow_loop_nested_p when moving the loop upward.
1044 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
1047 * arm.md (movhi_insn_arch4): Accept any immediate constant.
1049 2011-03-05 Jakub Jelinek <jakub@redhat.com>
1051 PR tree-optimization/47967
1052 * ipa-cp.c (build_const_val): Return NULL instead of creating
1053 VIEW_CONVERT_EXPR for mismatching sizes.
1054 (ipcp_create_replace_map): Return NULL if build_const_val failed.
1055 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
1056 give up on versioning.
1058 2011-03-05 Alan Modra <amodra@gmail.com>
1061 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1062 full cmodel medium/large lo_sum + high addresses.
1064 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1066 * config/s390/s390.c (s390_decompose_address): Reject non-literal
1067 pool references in UNSPEC_LTREL_OFFSET.
1069 2011-03-04 Jan Hubicka <jh@suse.cz>
1072 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
1073 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
1074 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
1075 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
1076 cgraph_add_thunk): Add node pointers.
1077 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
1078 associated to right node.
1079 (input_node): Update use of cgraph_same_body_alias
1080 and cgraph_add_thunk.
1082 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
1084 * config/i386/i386.opt (mprefer-avx128): New flag.
1085 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
1086 when the flag -mprefer-avx128 is on.
1088 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
1090 * dwarf2out.c (compare_loc_operands): Fix address handling.
1092 2011-03-04 Alan Modra <amodra@gmail.com>
1094 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
1096 2011-03-04 Richard Guenther <rguenther@suse.de>
1099 * expmed.c (extract_bit_field_1): Prefer vector modes that
1100 vec_extract patterns can handle.
1102 2011-03-04 Richard Guenther <rguenther@suse.de>
1105 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
1107 2011-03-04 Richard Henderson <rth@redhat.com>
1109 * explow.c (emit_stack_save): Remove 'after' parameter.
1110 (emit_stack_restore): Likewise.
1111 * expr.h: Update to match.
1112 * builtins.c, calls.c, stmt.c: Likewise.
1113 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
1114 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
1115 * function.c (expand_function_end): Insert the emit_stack_save
1116 sequence before parm_birth_insn instead of after.
1118 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
1120 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
1121 (ssse3_pmaddubsw128): Ditto.
1122 (ssse3_pmaddubsw): Ditto.
1124 2011-03-03 Steve Ellcey <sje@cup.hp.com>
1126 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
1128 2011-03-03 Jakub Jelinek <jakub@redhat.com>
1131 * gimplify.c (omp_add_variable): Only call omp_notice_variable
1132 on TYPE_SIZE_UNIT if it is a DECL.
1135 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
1136 first operand is not is_gimple_mem_ref_addr, try to fold it.
1137 If the operand still isn't is_gimple_mem_ref_addr, clear
1140 2011-03-03 Richard Guenther <rguenther@suse.de>
1143 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
1145 (refs_may_alias_p_1): For release branches return true if
1146 we are confused by our input.
1148 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1150 * config/s390/s390.c (s390_function_value): Rename to ...
1151 (s390_function_and_libcall_value): ... this.
1152 (s390_function_value): New function.
1153 (s390_libcall_value): New function.
1154 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
1155 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
1156 target macro definitions.
1157 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
1159 2011-03-02 Joseph Myers <joseph@codesourcery.com>
1161 * config/i386/freebsd64.h (CC1_SPEC): Define.
1162 * config/i386/linux64.h (CC1_SPEC): Define.
1163 * config/i386/x86-64.h (CC1_SPEC): Don't define.
1165 2011-03-02 Anatoly Sokolov <aesok@post.ru>
1167 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1169 * config/stormy16/stormy16.c: Include reload.h.
1170 (xstormy16_memory_move_cost): New function.
1171 (TARGET_MEMORY_MOVE_COST): Define.
1173 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
1175 PR rtl-optimization/47925
1176 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
1177 with side effects. Remove the more-specific check for volatile asms.
1179 2011-03-02 Alan Modra <amodra@gmail.com>
1182 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
1183 toc relative addresses for valid offsets.
1185 2011-03-01 Richard Guenther <rguenther@suse.de>
1187 PR tree-optimization/47890
1188 * tree-vect-loop.c (get_initial_def_for_induction): Set
1189 related stmt properly.
1191 2011-03-01 Richard Guenther <rguenther@suse.de>
1194 * lto-streamer.c (lto_record_common_node): Also register
1197 2011-03-01 Richard Guenther <rguenther@suse.de>
1200 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1201 Do not stream DECL_ABSTRACT_ORIGIN.
1202 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1203 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1204 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1205 Do not stream DECL_ABSTRACT_ORIGIN.
1206 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1207 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1209 2011-02-28 Anatoly Sokolov <aesok@post.ru>
1211 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
1212 FUNCTION_VALUE_REGNO_P): Remove.
1213 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
1214 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
1215 Add 'outgoing' argument.
1216 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
1218 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1219 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1221 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
1224 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
1225 (lookup_filename): Likewise.
1226 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
1228 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
1229 Jakub Jelinek <jakub@redhat.com>
1232 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
1233 (assign_stack_local_1): Change last argument type to int.
1234 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
1235 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
1236 don't record padding space into frame_space_list nor use those areas.
1237 (assign_stack_local): Adjust caller.
1238 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
1239 of assign_stack_local, pass 0 as last argument.
1240 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
1243 2011-02-28 Jakub Jelinek <jakub@redhat.com>
1246 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
1247 Use target address_mode and pointer_mode hooks instead of hardcoded
1248 Pmode and ptr_mode. Handle some simple cases of extending if
1249 POINTERS_EXTEND_UNSIGNED < 0.
1250 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
1251 Call convert_debug_memory_address.
1252 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
1253 convert_debug_memory_address.
1256 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
1257 * configure: Regenerated.
1258 * config.in: Regenerated.
1259 * varasm.c (default_function_section): Return NULL
1260 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
1262 2011-02-28 Martin Jambor <mjambor@suse.cz>
1264 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
1265 the description to match the printed values.
1267 2011-02-28 Richard Guenther <rguenther@suse.de>
1269 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
1270 of the copied scope tree.
1272 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1274 * doc/extend.texi (Function Attributes): Avoid deeply (and
1275 wrongly) nested tables.
1277 2011-02-27 Jakub Jelinek <jakub@redhat.com>
1280 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
1281 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
1282 r isn't op0 nor op1.
1284 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1286 * config/avr/avr.md: Remove magic comment for emacs.
1288 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1291 * config/avr/avr.c (avr_option_override): Use error on bad options.
1292 (avr_help): New function.
1293 (TARGET_HELP): Define.
1295 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
1298 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
1299 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
1301 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1303 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
1304 (ARM Options): Ditto.
1305 (i386 and x86-64 Options): Ditto.
1306 (RX Options): Ditto.
1307 (SPARC Options): Ditto.
1309 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
1311 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
1312 FreeBSD 6 and later. Generally use cpu generic.
1314 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1316 * doc/cpp.texi: Update copyright years.
1318 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
1321 * config/lm32/lm32.md (ashrsi3): Added needed variable.
1323 2011-02-25 Jon Beniston <jon@beniston.com>
1326 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
1327 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
1328 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
1329 (lm32_block_move_inline): Add type cast to remove warning.
1330 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
1331 (gen_int_relational): Move declarations to start of function.
1333 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
1335 PR tree-optimization/45470
1336 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1337 can throw internally only.
1338 * tree-vect-stmts.c (vectorizable_call): Likewise.
1340 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1342 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1343 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1344 * config/stormy16/stormy16-protos.h
1345 (xstormy16_preferred_reload_class): Remove.
1346 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1347 static. Change 'rclass' argument and return type to reg_class_t.
1348 (TARGET_PREFERRED_RELOAD_CLASS,
1349 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1351 2011-02-24 Richard Guenther <rguenther@suse.de>
1353 * lto-streamer-in.c (input_bb): Do not find referenced vars
1354 in debug statements.
1356 2011-02-23 Jason Merrill <jason@redhat.com>
1358 * common.opt (fabi-version): Document v5 and v6.
1360 2011-02-23 Richard Guenther <rguenther@suse.de>
1362 PR tree-optimization/47849
1363 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1365 2011-02-23 Jie Zhang <jie@codesourcery.com>
1367 * opts-common.c (decode_cmdline_option): Print empty string
1368 argument as "" in decoded->orig_option_with_args_text.
1369 * gcc.c (execute): Print empty string argument as ""
1370 in the verbose output.
1371 (do_spec_1): Keep empty string argument.
1373 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1375 * config.gcc: Declare score-* and crx-* obsolete.
1377 2011-02-23 Jie Zhang <jie@codesourcery.com>
1379 PR rtl-optimization/47763
1380 * web.c (web_main): Ignore naked clobber when replacing register.
1382 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1384 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1387 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1390 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1392 2011-02-22 Mike Stump <mikestump@comcast.net>
1394 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1396 * configure: Regenerate.
1398 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1400 PR rtl-optimization/46002
1401 * ira-color.c (update_copy_costs): Change class intersection
1402 test to reg_class_contents[] test of 'hard_regno'.
1404 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1406 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1408 * config/hpux11.opt (mt): Likewise.
1409 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1410 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1411 * config/vax/elf.opt (mno-asm-pic): Likewise.
1412 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1414 2011-02-21 Mike Stump <mikestump@comcast.net>
1417 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1418 tree so we can get save the type.
1419 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1420 for CFString instead of trying to use past the end of the builtins.
1421 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1422 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1423 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1424 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1425 Rename to darwin_builtin_cfstring.
1426 (darwin_init_cfstring_builtins): Return the built type.
1428 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1431 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1432 (_mm256_insert_epi64): Use _mm_insert_epi64.
1434 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1436 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1437 * config/stormy16/stormy16-protos.h
1438 (xstormy16_mode_dependent_address_p): Remove.
1439 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1440 Make static. Change return type to bool. Change argument type to
1441 const_rtx. Remove dead code.
1442 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1444 2011-02-21 Richard Guenther <rguenther@suse.de>
1447 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1448 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1449 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1451 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1452 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1454 2011-02-20 Richard Guenther <rguenther@suse.de>
1457 * tree.c (free_lang_data_in_decl): Clean builtins from
1458 the TU decl BLOCK_VARS.
1460 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1464 * haifa-sched.c (fix_tick_ready): Skip tick computation
1467 2011-02-19 Richard Guenther <rguenther@suse.de>
1470 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1471 Remove lazy BLOCK_VARS streaming.
1472 (lto_input_ts_block_tree_pointers): Likewise.
1473 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1475 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1477 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1479 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1481 * config/i386/biarch32.h, config/i386/mach.h,
1482 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1484 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1487 * config/i386/i386.md (peephole2 for shift and plus): Use
1488 operands[1] original mode in the first insn.
1490 2011-02-18 Mike Stump <mikestump@comcast.net>
1492 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1494 2011-02-18 Jan Hubicka <jh@suse.cz>
1497 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1498 to zero when the function is not inlinable at all.
1500 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1502 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1503 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1504 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1505 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1506 * config/pa/t-pa64: Likewise.
1507 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1509 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1512 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1514 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1517 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1519 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1521 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1522 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1523 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1524 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1525 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1526 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1527 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1528 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1529 m32r_legitimate_address_p): New functions.
1530 * config/m32r/constraints.md (constraint "S"): Don't use
1531 STORE_PREINC_PREDEC_P.
1532 (constraint "U"): Don't use LOAD_POSTINC_P.
1534 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1536 PR rtl-optimization/46178
1537 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1538 compute ira_hard_regno_cover_class[].
1540 2011-02-18 Richard Guenther <rguenther@suse.de>
1543 * lto-streamer.h (lto_global_var_decls): Declare.
1544 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1545 statics for global var processing.
1547 2011-02-18 Richard Guenther <rguenther@suse.de>
1549 PR tree-optimization/47737
1550 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1551 edge dominance check.
1553 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1556 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1557 avoid invalid rtx sharing.
1559 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1561 * doc/cpp.texi (Obsolete Features): Add background on the
1562 origin of assertions.
1564 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1566 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1568 * config/darwin.c (output_objc_section_asm_op): Added support for
1570 (is_objc_metadata): New.
1571 (darwin_objc2_section): New.
1572 (darwin_objc1_section): New.
1573 (machopic_select_section): Added support for ABI v1 and v2.
1574 (darwin_emit_objc_zeroed): New.
1575 (darwin_output_aligned_bss): Detect objc metadata and treat it
1577 (darwin_asm_output_aligned_decl_common): Same.
1578 (darwin_asm_output_aligned_decl_local): Same.
1579 * config/darwin-sections.def: Updated for ABI v1 and v2.
1580 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1581 compiling Objective-C code for the NeXT runtime, default to using
1582 ABI version 0 for 32-bit, and version 2 for 64-bit.
1584 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1586 * common.opt (optimize_fast): New Variable.
1587 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1588 instead of local variable ofast.
1590 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1592 * doc/invoke.texi (fobjc-abi-version): Documented.
1593 (fobjc-nilcheck): Documented.
1594 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1597 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1600 * common.opt (export-dynamic): New Driver option.
1601 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1603 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1605 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1607 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1608 Jan Hubicka <jh@suse.cz>
1612 * cfgexpand.c (account_used_vars_for_block): Remove.
1613 (estimated_stack_frame_size): Use referenced vars.
1614 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1615 that were referenced in the original function. Test src_fn
1616 rather than cfun. Drop redundant get_var_ann.
1617 (setup_one_parameter): Drop redundant get_var_ann.
1618 (declare_return_variable): Likewise.
1619 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1620 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1621 * ipa-inline.c (compute_inline_parameters): Do not compute
1622 disregard_inline_limits here.
1623 (compute_inlinable_for_current, pass_inlinable): New.
1624 (pass_inline_parameters): Require PROP_referenced_vars.
1625 * cgraphunit.c (cgraph_process_new_functions): Don't run
1626 compute_inline_parameters explicitly unless function is in SSA form.
1627 (cgraph_analyze_function): Set .disregard_inline_limits.
1628 * tree-sra.c (convert_callers): Compute inliner parameters
1629 only for functions already in SSA form.
1631 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1633 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1634 -mlittle-endian-data.
1636 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1638 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1639 -mno-fpu, not -fpu and -no-fpu.
1640 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1641 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1643 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1646 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1647 input reload with PLUS RTX.
1649 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1651 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1652 of InverseVar(MDMX).
1654 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1656 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1659 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1661 * config/mn10300/mn10300.opt (mno-crt0): New.
1663 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1665 * config/m68k/uclinux.opt (static-libc): New Driver option.
1667 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1669 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1671 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1673 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1674 %{muser-extend-enabled}.
1676 2011-02-16 Richard Guenther <rguenther@suse.de>
1678 PR tree-optimization/47738
1679 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1680 the TODO from tree_predictive_commoning.
1682 2011-02-15 Jeff Law <law@redhat.com>
1685 2011-01-25 Jeff Law <law@redhat.com>
1687 PR rtl-optimization/37273
1688 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1689 handle them like argument loads from stack slots. Do not double
1690 count memory for memory constants and argument loads from stack slots.
1692 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1695 * combine.c (cant_combine_insn_p): Revert the last change.
1697 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1700 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1701 mode for vector constants. Remove code that checks for TImode.
1703 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1707 * cgraph.h (compute_inline_parameters): Return void.
1708 * ipa-inline.c (compute_inline_parameters): Adjust.
1710 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1714 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1716 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1717 * ipa-inline.c (compute_inline_parameters): Adjust.
1719 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1723 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1724 Adjust all users. Pass FN to...
1725 * tree-flow-inline.h (first_referenced_var): ... this. Add
1727 * ipa-struct-reorg.c: Adjust.
1728 * tree-dfa.c: Adjust.
1729 * tree-into-ssa.c: Adjust.
1730 * tree-sra.c: Adjust.
1731 * tree-ssa-alias.c: Adjust.
1732 * tree-ssa-live.c: Adjust.
1733 * tree-ssa.c: Adjust.
1734 * tree-ssanames.c: Adjust.
1735 * tree-tailcall.c: Adjust.
1737 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1741 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1743 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1744 * tree-flow-inline.h: Adjust.
1745 * gimple-pretty-print.c: Adjust.
1746 * tree-into-ssa.c: Adjust.
1747 * tree-ssa.c: Adjust.
1748 * cfgexpand.c: Adjust.
1750 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1752 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1753 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1754 (EXTRA_CONSTRAINT): Delete.
1755 * config/iq2000/constraints.md: New file.
1756 * config/iq2000/iq2000.md: Include it.
1757 (define_insn ""): Delete.
1758 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1759 unsupported constraint letters from patterns.
1760 (call_value, call_value_internal1): Likewise.
1761 (call_value_multiple_internal1): Likewise.
1763 2011-02-15 Nick Clifton <nickc@redhat.com>
1765 * config/mn10300/mn10300.c: Include tm-constrs.h.
1766 (struct liw_data): New data structure describing an LIW candidate
1768 (extract_bundle): Use struct liw_data. Allow small integer
1769 operands for some instructions.
1770 (check_liw_constraints): Use struct liw_data. Remove swapped
1771 parameter. Add comments describing the checks. Fix bug when
1772 assigning the source of liw1 to the source of liw2.
1773 (liw_candidate): Delete. Code moved into extract_bundle.
1774 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1776 * config/mn10300/predicates.md (liw_operand): New predicate.
1777 Allows registers and small integer constants.
1778 * config/mn10300/constraints.md (O): New constraint. Accetps
1779 integers in the range -8 to +7 inclusive.
1780 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1781 for moving a small integer into a register. Give this alternative
1783 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1784 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1785 using the J,K,L and M constraints,
1786 (liw): Remove SI mode on second operands to allow for HI and QI
1788 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1791 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1794 * combine.c (cant_combine_insn_p): Check zero/sign extended
1797 2011-02-15 Richard Guenther <rguenther@suse.de>
1799 PR tree-optimization/47743
1800 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1801 for a non-type-compatible VN lookup bail out.
1803 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1805 * config/fr30/constraints.md: New file.
1806 * config/fr30/fr30.md: Include it.
1807 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1808 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1809 (EXTRA_CONSTRAINT): Delete.
1811 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1813 * config/frv/constraints.md: New file.
1814 * config/frv/predicates.md: Include it.
1815 * config/frv/frv.c (reg_class_from_letter): Delete.
1816 (frv_option_override): Don't initialize it.
1817 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1818 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1819 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1820 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1821 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1822 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1823 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1824 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1825 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1826 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1827 (REG_CLASS_FROM_CONSTRAINT): Delete.
1829 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1832 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1833 if frame size is 0 in a leaf function.
1835 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1838 * config/alpha/host-osf.c: New file.
1839 * config/alpha/x-osf: New file.
1840 * config.host (alpha*-dec-osf*): Use it.
1842 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1844 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1845 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1846 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1847 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1849 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1851 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1853 * config/stormy16/constraints.md: New file.
1854 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1855 Use satisfies_constraint_Q and satisfies_constraint_R.
1856 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1858 (xstormy16_legitiamte_address_p): Declare.
1859 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1860 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1861 (EXTRA_CONSTRAINT): Delete.
1862 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1864 (xstormy16_extra_constraint_p): Delete.
1866 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1868 PR tree-optimization/46494
1869 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1870 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1871 (pass_rtl_loop_done): Add TODO_verify_flow.
1872 * fwprop.c (pass_rtl_fwprop): Likewise.
1873 * modulo-sched.c (pass_sms): Likewise.
1874 * tree-ssa-dom.c (pass_dominator): Likewise.
1875 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1876 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1877 (pass_tree_loop_done): Likewise.
1878 * tree-ssa-pre.c (execute_pre): Likewise.
1879 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1880 * tree-ssa-sink.c (pass_sink_code): Likewise.
1881 * tree-vrp.c (pass_vrp): Likewise.
1883 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1885 * config/v850/constraints.md: New file.
1886 * config/v850/v850.md: Include it.
1887 * config/v850/predicates.md (reg_or_0_operand): Use
1888 satisfies_constraint_G.
1889 (special_symbolref_operand): Use satisfies_constraint_K.
1890 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1891 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1892 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1893 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1894 (EXTRA_CONSTRAINT): Delete.
1895 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1896 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1897 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1899 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1902 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1905 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1907 * config/mcore/constraints.md: New file.
1908 * config/mcore/mcore.md: Include it.
1909 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1910 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1911 (REG_CLASS_FROM_LETTER): Delete.
1912 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1913 insn_const_int_ok_for_constraint.
1914 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1915 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1916 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1917 (EXTRA_CONSTRAINT): Delete.
1919 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1922 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1923 (IS_SIGHANDLER): Define.
1924 (sparc64_is_sighandler): New function, split off from
1925 sparc64_fallback_frame_state.
1926 (sparc_is_sighandler): New function, split off from
1927 sparc_fallback_frame_state.
1928 (sparc64_fallback_frame_state): Merge with ...
1929 (sparc_fallback_frame_state): ... this into ...
1930 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1931 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1932 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1933 stack instead of hardcoded offsets.
1935 2011-02-14 Andriy Gapon <avg@freebsd.org>
1938 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1940 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1942 * configure: Regenerate.
1944 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1947 * gcc.c (asm_options): Correct spec matching --target-help.
1949 2011-02-12 Martin Jambor <mjambor@suse.cz>
1951 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1952 to gimple call error.
1954 2011-02-12 Mike Stump <mikestump@comcast.net>
1956 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1957 comments in backslash regions.
1959 2011-02-12 Mike Stump <mikestump@comcast.net>
1960 Jakub Jelinek <jakub@redhat.com>
1961 Iain Sandoe <iains@gcc.gnu.org>
1964 * dwarf2out.c (output_cfa_loc): When required, apply the
1965 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1966 (output_loc_sequence): Likewise.
1967 (output_loc_operands_raw): Likewise.
1968 (output_loc_sequence_raw): Likewise.
1969 (output_cfa_loc): Likewise.
1970 (output_loc_list): Suppress register number adjustment when
1971 calling output_loc_sequence()
1972 (output_die): Likewise.
1974 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1976 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1978 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1979 xtensa_memory_move_cost): New functions.
1980 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1982 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1985 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1986 in the current directory.
1987 * configure: Rebuilt.
1989 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1991 * config/darwin.c (darwin_override_options): Add a hunk missed
1992 from the commit of r168571. Trim comment line lengths and
1993 correct indents of the preceding block.
1995 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1997 * gcc.c (driver_handle_option): Concatenate the argument to -F with
2000 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2002 * common.opt (nostartfiles): New Driver option.
2004 2011-02-11 Xinliang David Li <davidxl@google.com>
2006 PR tree-optimization/47707
2007 * tree-chrec.c (convert_affine_scev): Keep type precision.
2009 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
2011 PR tree-optimization/47420
2012 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
2014 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
2016 PR rtl-optimization/47614
2017 * rtl.h (check_for_inc_dec): Declare.
2018 * dse.c (check_for_inc_dec): Externalize...
2019 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
2020 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
2022 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2025 * gcc.c (main): Do not compile inputs if there were errors in
2027 * opts-common.c (read_cmdline_option): Check for wrong language
2028 after other error checks.
2030 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
2032 * cgraph.c: Fix comment typos.
2033 * cgraph.h: Likewise.
2034 * cgraphunit.c: Likewise.
2035 * ipa-cp.c: Likewise.
2036 * ipa-inline.c: Likewise.
2037 * ipa-prop.c: Likewise.
2038 * ipa-pure-const.c: Likewise.
2039 * ipa-ref.c: Likewise.
2040 * ipa-reference.c: Likewise.
2042 2011-02-11 Jakub Jelinek <jakub@redhat.com>
2045 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
2047 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2050 * doc/sourcebuild.texi (Require Support): Document
2051 dg-require-ascii-locale.
2053 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
2055 * doc/lto.texi (Write summary): Fix missing parentheses.
2057 2011-02-10 DJ Delorie <dj@redhat.com>
2059 * config/m32c/m32c.c (m32c_option_override): Disable
2060 -fcombine-stack-adjustments until flag value tracking and compare
2061 optimization can be rewritten.
2063 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
2065 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
2067 (PROCESSOR_DEFAULT64): Likewise.
2069 2011-02-10 Richard Henderson <rth@redhat.com>
2071 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
2072 change from 2011-02-03.
2073 * config/rx/rx.c (flags_from_code): Likewise.
2074 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
2075 is valid, n/pz otherwise.
2076 (rx_select_cc_mode): Return CCmode if Y is not zero.
2078 2011-02-10 Richard Guenther <rguenther@suse.de>
2080 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
2082 2011-02-10 Richard Guenther <rguenther@suse.de>
2084 PR tree-optimization/47677
2085 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
2087 2011-02-10 Jakub Jelinek <jakub@redhat.com>
2090 * combine.c (make_compound_operation): Only change shifts into
2091 multiplication for SCALAR_INT_MODE_P.
2093 2011-02-10 Jie Zhang <jie@codesourcery.com>
2097 2011-02-05 Jie Zhang <jie@codesourcery.com>
2099 * web.c (entry_register): Don't clobber the number of the
2100 first uninitialized reference in used[].
2102 2011-02-09 Richard Guenther <rguenther@suse.de>
2104 PR tree-optimization/47664
2105 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
2108 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
2112 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
2114 (PROCESSOR_DEFAULT64): Same.
2115 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
2117 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2119 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
2121 2011-02-09 Martin Jambor <mjambor@suse.cz>
2124 * tree-sra.c (struct access): New flags grp_scalar_read and
2125 grp_scalar_write. Changed description of assignment read and write
2127 (dump_access): Dump new flags, reorder all of them.
2128 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
2129 to detect multiple scalar reads.
2130 (analyze_access_subtree): Use the new scalar read write flags instead
2131 of the old flags. Adjusted comments.
2133 2011-02-08 DJ Delorie <dj@redhat.com>
2136 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
2139 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2141 * config/m68k/uclinux.opt: New.
2142 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
2144 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2146 * config/cris/elf.opt (sim): New Driver option.
2148 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2150 * config/xtensa/elf.opt: New.
2151 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
2153 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2155 * config/vax/elf.opt: New.
2156 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2158 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2160 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
2162 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2164 * config/gnu-user.opt: New.
2165 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2166 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
2167 *-*-uclinux*): Use gnu-user.opt.
2169 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
2171 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
2172 * config/i386/gnu.h (CPP_SPEC): Likewise.
2174 2011-02-08 Ian Lance Taylor <iant@google.com>
2176 * common.opt (fcx-limited-range): Add SetByCombined flag.
2177 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
2178 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
2179 (fassociative-math, freciprocal-math): Likewise.
2180 (funsafe-math-optimizations): Likewise.
2181 * opth-gen.awk: Handle SetByCombined.
2182 * optc-gen.awk: Likewise.
2183 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
2184 (set_unsafe_math_optimizations_flags): Likewise.
2185 * doc/options.texi (Option properties): Document SetByCombined.
2187 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2189 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
2190 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
2191 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
2192 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
2193 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2195 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
2197 PR tree-optimization/46834
2198 PR tree-optimization/46994
2199 PR tree-optimization/46995
2200 * graphite-sese-to-poly.c (used_outside_reduction): New.
2201 (detect_commutative_reduction): Call used_outside_reduction.
2202 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
2203 translate_scalar_reduction_to_array only when at least one
2204 loop-phi/close-phi tuple has been detected.
2206 2011-02-08 Richard Guenther <rguenther@suse.de>
2209 * tree-vect-generic.c (expand_vector_operations_1): Update
2211 (expand_vector_operations): ... not here. Cleanup EH info
2212 and the CFG if required.
2214 2011-02-08 Richard Guenther <rguenther@suse.de>
2216 PR tree-optimization/47641
2217 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
2218 require type compatibility.
2220 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2222 * gimple-low.c (lower_function_body): Don't remove the location of
2223 the return statement here.
2224 (lower_gimple_return): Do it here instead but only if the return
2225 statement is actually used twice.
2227 2011-02-08 Richard Guenther <rguenther@suse.de>
2229 PR tree-optimization/47632
2230 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
2231 unused up_to_stmt parameter, return whether cfg-cleanup is
2232 necessary, remove EH info properly.
2233 (forward_propagate_into_gimple_cond): Adjust caller.
2234 (forward_propagate_into_cond): Likewise.
2235 (forward_propagate_comparison): Likewise.
2236 (tree_ssa_forward_propagate_single_use_vars): Make
2237 forward_propagate_comparison case similar to the two others.
2239 2011-02-08 Nick Clifton <nickc@redhat.com>
2241 * config/mn10300/mn10300.opt (mliw): New command line option.
2242 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
2243 (liw_bundling): New automaton.
2244 (liw): New attribute.
2245 (liw_op): New attribute.
2246 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
2247 (movsi_internal): Add LIW attributes.
2251 (addsi3): Separate register and immediate alternatives.
2256 (lshrsi3): Likewise.
2257 (ashrsi3): Likewise.
2259 * config/mn10300/mn10300.c (liw_op_names): New
2260 (mn10300_print_operand): Handle 'W' operand descriptor.
2261 (extract_bundle): New function.
2262 (check_liw_constraints): New function.
2263 (liw_candidate): New function.
2264 (mn10300_bundle_liw): New function.
2265 (mn10300_reorg): New function.
2266 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2267 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
2268 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
2269 __LIW__ or __NO_LIW__.
2270 * doc/invoke.texi: Describe the -mliw command line option.
2272 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2274 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
2275 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
2276 pthread_mutex_unlock): Remove.
2277 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
2278 * config/pa/t-pa64: Likewise.
2279 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
2280 shared libc if not linking against libpthread.
2281 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2283 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
2286 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
2287 on 10.6 and later to ensure that we always use the unwinder from
2288 the system. Only add -no_compact_unwind when tarteting darwin
2291 2011-02-07 Steve Ellcey <sje@cup.hp.com>
2294 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
2295 (vec_interleave_lowv2sf): Ditto.
2296 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
2297 (vec_extract_oddv2sf): Ditto.
2299 2011-02-07 Mike Stump <mikestump@comcast.net>
2302 Add __ieee_divdc3 entry point.
2303 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
2305 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
2306 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
2307 * config/darwin.c (darwin_rename_builtins): Add.
2308 * config/darwin-protos.h (darwin_rename_builtins): Add.
2310 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2313 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
2316 2011-02-07 Mike Stump <mikestump@comcast.net>
2318 * config/darwin.opt (mmacosx-version-min): Update default OS version.
2320 2011-02-07 Denis Chertykov <chertykov@gmail.com>
2323 * config/avr/libgcc.S (exit): Move .endfunc
2325 2011-02-07 Richard Guenther <rguenther@suse.de>
2327 PR tree-optimization/47615
2328 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
2329 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
2330 (run_scc_vn): Initialize it.
2331 (visit_reference_op_load): Use it.
2332 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2334 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2336 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2337 DImode trapping arithmetic libfuncs.
2339 2011-02-07 Richard Guenther <rguenther@suse.de>
2341 PR tree-optimization/47621
2342 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2344 (execute_update_addresses_taken): ... here. Make it more
2345 conservative in what we accept.
2347 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2349 * config/sparc/freebsd.h (ASM_SPEC): Define.
2350 * config/sparc/vxworks.h (ASM_SPEC): Define.
2352 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2354 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2356 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2358 * doc/invoke.texi: Remove reference to compiler internals from
2361 * reg-notes.def: Remove REG_VALUE_PROFILE.
2362 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2364 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2367 * varasm.c (default_section_type_flags): If decl is NULL,
2368 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2370 2011-02-05 Jie Zhang <jie@codesourcery.com>
2373 * web.c (entry_register): Don't clobber the number of the
2374 first uninitialized reference in used[].
2376 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2378 PR tree-optimization/46194
2379 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2380 (build_classic_dist_vector_1): Do not represent classic distance
2381 vectors when the access functions are variating in different loops.
2383 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2385 * config/mips/iris6.opt: New.
2386 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2388 2011-02-04 Richard Henderson <rth@redhat.com>
2389 Steve Ellcey <sje@cup.hp.com>
2392 * config/ia64/predicates.md (mux1_brcst_element): New.
2393 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2394 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2395 (ia64_unpack_sign): New.
2396 (ia64_expand_unpack): Rewrite using new routines.
2397 (ia64_expand_widen_sum): Ditto.
2398 (ia64_expand_dot_prod_v8qi): Ditto.
2399 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2400 routines, add endian check.
2401 (pmpy2_even): Rename from pmpy2_r, add endian check.
2402 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2403 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2404 (vec_widen_smult_hi_v4hi): Ditto.
2405 (vec_widen_umult_lo_v4hi): Ditto.
2406 (vec_widen_umult_hi_v4hi): Ditto.
2407 (mulv2si3): Change endian checks.
2408 (sdot_prodv4hi): Rewrite with new calls.
2409 (udot_prodv4hi): New.
2410 (vec_pack_ssat_v4hi): Add endian check.
2411 (vec_pack_usat_v4hi): Ditto.
2412 (vec_pack_ssat_v2si): Ditto.
2413 (max1_even): Rename from max1_r, add endian check.
2414 (max1_odd): Rename from max1_l, add endian check.
2415 (*mux1_rev): Format change.
2417 (*mux1_shuf): Ditto.
2419 (*mux1_brcst_v8qi): Use new predicate.
2420 (vec_extract_evenv8qi): Remove endian check.
2421 (vec_extract_oddv8qi): Ditto.
2422 (vec_interleave_lowv4hi): Format change.
2423 (vec_interleave_highv4hi): Ditto.
2424 (mix2_even): Rename from mix2_r, add endian check.
2425 (mix2_odd): Rename from mux2_l, add endian check.
2426 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2427 (vec_extract_evenodd_helper): Format change.
2428 (vec_extract_evenv4hi): Remove endian check.
2429 (vec_extract_oddv4hi): Remove endian check.
2430 (vec_interleave_lowv2si): Format change.
2431 (vec_interleave_highv2si): Format change.
2432 (vec_initv2si): Remove endian check.
2433 (vecinit_v2si): Add endian check.
2434 (reduc_splus_v2sf): Add endian check.
2435 (reduc_smax_v2sf): Ditto.
2436 (reduc_smin_v2sf): Ditto.
2437 (vec_initv2sf): Remove endian check.
2438 (fpack): Add endian check.
2439 (fswap): Add endian check.
2440 (vec_interleave_highv2sf): Add endian check.
2441 (vec_interleave_lowv2sf): Add endian check.
2442 (fmix_lr): Add endian check.
2443 (vec_setv2sf): Format change.
2444 (*vec_extractv2sf_0_be): Use shift to extract operand.
2445 (*vec_extractv2sf_1_be): New.
2446 (vec_pack_trunc_v4hi): Add endian check.
2447 (vec_pack_trunc_v2si): Format change.
2449 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2452 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2453 do bb, locus and block comparison and disallow loads if it is not set.
2454 (stmt_is_replaceable_p): New function.
2455 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2457 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2458 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2460 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2462 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2464 * config/rs6000/xilinx.opt: New.
2465 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2467 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2469 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2471 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2473 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2474 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2475 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2476 secondary_reload_info, xtensa_secondary_reload): Remove.
2477 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2478 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2479 (xtensa_preferred_reload_class): Make static. Change return and
2480 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2481 Use CONST_DOUBLE_P predicate.
2482 (xtensa_preferred_output_reload_class): New function.
2483 (xtensa_secondary_reload): Make static.
2485 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2487 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2488 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2489 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2491 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2494 * output.h (SECTION_RELRO): Define.
2495 (SECTION_MACH_DEP): Adjust.
2496 (get_variable_section): New prototype.
2497 * varpool.c (varpool_finalize_named_section_flags): New function.
2498 (varpool_assemble_pending_decls): Call it.
2499 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2500 * cgraphunit.c (cgraph_output_in_order): Call
2501 varpool_finalize_named_section_flags.
2502 * varasm.c (get_section): Allow section flags conflicts between
2503 relro and read-only sections if the section hasn't been declared yet.
2504 Set SECTION_OVERRIDE after diagnosing section type conflict.
2505 (get_variable_section): No longer static.
2506 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2507 readonly sections that need relocations.
2508 (decl_readonly_section_1): New function.
2509 (decl_readonly_section): Use it.
2512 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2513 Steve Ellcey <sje@cup.hp.com>
2516 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2517 if section attribute used.
2519 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2521 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2522 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2523 (darwin_init_sections): Remove assertion.
2525 2011-02-03 Nick Clifton <nickc@redhat.com>
2527 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2529 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2530 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2531 instead of "n" and "pz".
2532 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2535 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2538 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2539 fma, expand FMA_EXPR as fma{,f,l} call.
2542 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2543 copy them into a unsigned char variable and pass address of it to
2544 lto_output_data_stream.
2547 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2548 around backend_init_target and lang_dependent_init_target calls.
2549 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2550 (verify_cgraph_node): Don't call set_cfun here. Use
2551 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2552 Set error_found for incorrectly represented calls to thunks.
2554 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2557 PR rtl-optimization/43494
2558 * rtl.h (for_each_inc_dec_fn): New type.
2559 (for_each_inc_dec): Declare.
2560 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2561 (for_each_inc_dec_find_inc_dec): New fn.
2562 (for_each_inc_dec_find_mem): New fn.
2563 (for_each_inc_dec): New fn.
2564 * dse.c (struct insn_size): Remove.
2565 (replace_inc_dec, replace_inc_dec_mem): Remove.
2566 (emit_inc_dec_insn_before): New fn.
2567 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2568 (canon_address): Pass mem modes to cselib_lookup.
2569 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2570 (cselib_lookup_from_insn): Likewise.
2571 (cselib_subst_to_values): Likewise.
2572 * cselib.c (find_slot_memmode): New var.
2573 (cselib_find_slot): New fn. Use it instead of
2574 htab_find_slot_with_hash everywhere.
2575 (entry_and_rtx_equal_p): Use find_slot_memmode.
2576 (autoinc_split): New fn.
2577 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2578 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2579 Deal with autoinc. Special-case recursion into MEMs.
2580 (cselib_hash_rtx): Likewise.
2581 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2582 address and MEM modes.
2583 (cselib_subst_to_values): Add memmode, pass it on.
2585 (cselib_lookup): Add memmode argument, pass it on.
2586 (cselib_lookup_from_insn): Add memmode.
2587 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2588 (struct cselib_record_autoinc_data): New.
2589 (cselib_record_autoinc_cb): New fn.
2590 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2591 mode to cselib_lookup. Reset autoinced REGs here instead of...
2592 (cselib_process_insn): ... here.
2593 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2595 (add_uses): Likewise, also to cselib_subst_to_values.
2596 (add_stores): Likewise.
2597 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2598 cselib_subst_to_values.
2599 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2600 * gcse.c (do_local_cprop): Adjusted.
2601 * postreload.c (reload_cse_simplify_set): Adjusted.
2602 (reload_cse_simplify_operands): Adjusted.
2603 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2605 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2607 PR tree-optimization/45122
2608 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2609 unsafe assumptions when there's more than one loop exit.
2611 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2614 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2615 Document using vector double with the load/store builtins, and
2616 that the load/store builtins always use Altivec instructions.
2618 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2619 to use altivec memory instructions, even on VSX.
2620 (vector_altivec_store_<mode>): Ditto.
2622 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2625 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2626 V2DF, V2DI support to load/store overloaded builtins.
2628 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2629 altivec load/store builtins for V2DF/V2DI types.
2631 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2632 set avoid indexed addresses on power6 if -maltivec.
2633 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2634 vector_altivec_load/vector_altivec_store builtins.
2635 (altivec_expand_st_builtin): Ditto.
2636 (altivec_expand_builtin): Add VSX memory builtins.
2637 (rs6000_init_builtins): Add V2DI types to internal types.
2638 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2639 load/store builtins.
2640 (rs6000_address_for_altivec): Insure memory address is appropriate
2643 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2644 vec_vsx_ld and vec_vsx_st.
2645 (vsx_store_<mode>): Ditto.
2647 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2648 variables to hold long long types for VSX vector memory builtins.
2649 (RS6000_BTI_unsigned_long_long): Ditto.
2650 (long_long_integer_type_internal_node): Ditti.
2651 (long_long_unsigned_type_internal_node): Ditti.
2653 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2654 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2655 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2657 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2659 (vec_vsx_st): Ditto.
2661 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2663 * config/pa/pa-hpux10.opt: New.
2664 * config/hpux11.opt (pthread): New Driver option.
2665 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2666 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2668 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2670 * config/ia64/vms.opt: New.
2671 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2673 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2676 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2677 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2678 generator functions.
2679 (vsx_floatuns<VSi><mode>2): Ditto.
2680 (vsx_fix_trunc<mode><VSi>2): Ditto.
2681 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2683 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2685 * config/i386/djgpp.opt (posix): New Driver option.
2687 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2689 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2690 Move to the unsupported targets list.
2692 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2694 PR rtl-optimization/47525
2695 * df-scan.c: Update copyright years.
2696 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2697 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2699 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2701 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2702 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2703 (ASM_OUTPUT_ASCII): Remove.
2704 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2706 2011-02-02 Jeff Law <law@redhat.com>
2709 * reload.c (find_reloads_address): Handle reg+d address where both
2710 components are invalid by reloading the entire address.
2712 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2713 Richard Guenther <rguenther@suse.de>
2715 PR tree-optimization/40979
2717 * passes.c (init_optimization_passes): After LIM call copy_prop
2718 and DCE to clean up.
2719 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2721 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2723 PR tree-optimization/47576
2724 PR tree-optimization/47555
2725 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2726 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2727 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2728 * tree-scalar-evolution.c (follow_ssa_edge): Use
2729 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2731 2011-02-02 Richard Guenther <rguenther@suse.de>
2733 PR tree-optimization/47566
2734 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2736 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2740 * tree-inline.c (declare_return_variable): Remove unused caller
2745 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2746 * cfgexpand.c (account_used_vars_for_block): Use them.
2747 * tree-nrv.c (tree_nrv): Likewise.
2748 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2749 (dump_scope_block): Likewise.
2750 (remove_unused_locals): Likewise.
2754 * tree-inline.c (declare_return_variable): Add result decl to
2755 local decls only once.
2756 * gimple-low.c (record_vars_into): Mark newly-created variables
2759 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2765 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2767 (no_real_insns_p, schedule_block, set_priorities): Drop special
2768 treatment of boundary debug insns.
2769 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2770 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2771 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2772 (BOUNDARY_DEBUG_INSN_P): Likewise.
2773 (SCHEDULE_DEBUG_INSN_P): Likewise.
2774 * sched-rgn.c (init_ready_list): Drop special treatment of
2775 boundary debug insns.
2776 * final.c (rest_of_clean_state): Clear notes' BB.
2778 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2780 * config/openbsd.opt (assert=): New Driver option.
2782 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2784 * config/i386/nto.opt: New.
2785 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2787 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2789 * config/i386/netware.opt: New.
2790 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2792 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2794 * config/interix.opt (posix): New Driver option.
2796 2011-02-01 DJ Delorie <dj@redhat.com>
2798 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2800 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2803 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2805 PR tree-optimization/47561
2806 * toplev.c (process_options): Print the Graphite flags. Add
2807 flag_loop_flatten to the list of options requiring Graphite.
2809 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2811 * config/i386/cygming.opt (posix): New Driver option.
2813 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2815 * config/arm/vxworks.opt: New.
2816 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2818 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2820 * config/alpha/elf.opt: New.
2821 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2822 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2824 2011-02-01 Richard Guenther <rguenther@suse.de>
2826 PR tree-optimization/47559
2827 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2828 store-motion on references that can throw.
2830 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2832 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2833 * tree-pass.h (TDF_CSELIB): New macro.
2834 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2835 cselib_lookup): Check for it rather than for TDF_DETAILS.
2837 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2840 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2843 * opts.c (finish_options): Don't add x_aux_base_name if it is
2846 2011-02-01 Richard Guenther <rguenther@suse.de>
2848 PR tree-optimization/47555
2850 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2852 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2854 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2857 * config/lm32/t-lm32: Add multilib for all CPU options.
2859 2011-02-01 Richard Guenther <rguenther@suse.de>
2861 PR tree-optimization/47541
2862 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2863 sure to have a field at offset zero.
2865 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2867 * config/arc/arc.opt (EB, EL): New Driver options.
2869 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2871 * config/alpha/osf5.opt: New.
2872 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2874 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2876 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2878 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2880 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2882 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2883 is an alias of -floop-interchange and that it requires the
2884 Graphite infrastructure.
2885 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2886 flag_loop_interchange based on the value of flag_tree_loop_linear.
2888 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2889 Richard Guenther <rguenther@suse.de>
2891 PR tree-optimization/47538
2892 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2893 type instead of r1type, except for comparisons. For right
2894 shifts and comparisons punt if there are mismatches in
2895 sizetype vs. non-sizetype types.
2897 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2899 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2902 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2904 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2906 * configure: Regenerate.
2908 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2910 * configure.ac (gcc_cv_ld_static_option): Define.
2911 (gcc_cv_ld_dynamic_option): Define.
2912 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2914 (HAVE_LD_STATIC_DYNAMIC): Update message.
2915 (LD_STATIC_OPTION): Define.
2916 (LD_DYNAMIC_OPTION): Define.
2917 * configure: Regenerate.
2918 * config.in: Regenerate.
2919 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2920 HAVE_LD_STATIC_DYNAMIC]: Use them.
2922 2011-01-31 Nick Clifton <nickc@redhat.com>
2924 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2925 registers inside interrupt handlers if the handler is not a leaf
2928 2011-01-31 Nick Clifton <nickc@redhat.com>
2930 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2931 reg_renumber returning an INVALID_REGNUM.
2933 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2936 * doc/install.texi: Document host options discarded when cross
2937 configuring target libraries.
2939 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2942 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2945 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2947 (no_real_insns_p, schedule_block, set_priorities): Drop special
2948 treatment of boundary debug insns.
2949 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2950 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2951 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2952 (BOUNDARY_DEBUG_INSN_P): Likewise.
2953 (SCHEDULE_DEBUG_INSN_P): Likewise.
2954 * sched-rgn.c (init_ready_list): Drop special treatment of
2955 boundary debug insns.
2956 * final.c (rest_of_clean-state): Clear notes' BB.
2958 2011-01-31 Alan Modra <amodra@gmail.com>
2960 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2961 toc relative expressions as we do in print_operand_address.
2963 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2965 * doc/extend.texi: Follow spelling conventions.
2966 * doc/invoke.texi: Fix a typo.
2968 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2970 * config/hpux11.opt: New.
2971 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2972 ia64*-*-hpux*): Use hpux11.opt.
2974 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2976 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2979 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2981 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2984 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2986 * doc/install.texi (Binaries): Remove outdated reference for
2987 Motorola 68HC11/68HC12 downloads.
2989 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2991 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2994 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2997 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
3000 2011-01-28 Ahmad Sharif <asharif@google.com>
3002 * value-prof.c (check_counter): Corrected error message.
3004 2011-01-29 Jie Zhang <jie@codesourcery.com>
3006 * config/arm/arm.c (arm_legitimize_reload_address): New.
3007 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
3008 arm_legitimize_reload_address.
3009 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
3011 2011-01-28 Ian Lance Taylor <iant@google.com>
3013 * godump.c (go_define): Ignore macros whose definitions include
3014 two adjacent operands.
3016 2011-01-28 Jakub Jelinek <jakub@redhat.com>
3019 * varasm.c (force_const_mem): Store copy of x in desc->constant
3020 instead of x itself.
3021 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
3022 itself into REG_EQUAL note.
3024 2011-01-28 Joseph Myers <joseph@codesourcery.com>
3026 * config/freebsd.opt (posix, rdynamic): New Driver options.
3028 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3030 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
3032 * configure: Regenerate.
3034 2011-01-27 Joseph Myers <joseph@codesourcery.com>
3036 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
3037 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
3039 2011-01-27 Anatoly Sokolov <aesok@post.ru>
3041 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
3042 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
3043 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
3044 (s390_preferred_reload_class): Make static. Change return and
3045 'rclass' argument type to reg_class_t.
3047 2011-01-27 Jan Hubicka <jh@suse.cz>
3050 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
3051 (process_function_and_variable_attributes): Check defined weakrefs.
3053 2011-01-27 Martin Jambor <mjambor@suse.cz>
3055 PR tree-optimization/47228
3056 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
3057 build_ref_for_offset.
3059 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3061 * config/spu/spu-elf.h (ASM_SPEC): Remove.
3063 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
3065 PR rtl-optimization/46856
3066 * postreload.c (reload_combine_recognize_const_pattern): Do not
3067 separate cc0 setter and user on cc0 targets.
3069 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
3072 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
3073 passed a VOID_TYPE expression, immediately emit an error and
3074 return error_mark_node.
3076 2011-01-26 Jeff Law <law@redhat.com>
3078 PR rtl-optimization/47464
3079 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
3080 rather than may_trap_p as needed.
3082 2011-01-26 DJ Delorie <dj@redhat.com>
3084 PR rtl-optimization/46878
3085 * combine.c (insn_a_feeds_b): Check for the implicit cc0
3086 setter/user dependency as well.
3088 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
3090 PR rtl-optimization/44469
3091 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
3092 after removing trivially dead basic blocks.
3094 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3096 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
3097 * config/frv/frv.h (LINK_SPEC): Likewise.
3098 * config/i386/netware.h (LINK_SPEC): Likewise.
3099 * config/m68k/linux.h (ASM_SPEC): Likewise.
3100 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3101 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3102 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3103 * config/sparc/linux.h (ASM_SPEC): Likewise.
3104 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3105 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3107 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3109 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
3110 * config/frv/frv.h (ASM_SPEC): Likewise.
3111 * config/m68k/linux.h (ASM_SPEC): Likewise.
3112 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3113 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
3114 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3115 * config/sparc/linux.h (ASM_SPEC): Likewise.
3116 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3117 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3119 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3121 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
3122 * config/frv/frv.h (LINK_SPEC): Likewise.
3123 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3125 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3127 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
3128 * config/frv/frv.h (ASM_SPEC): Likewise.
3129 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
3130 * config/m68k/linux.h (ASM_SPEC): Likewise.
3131 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3132 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
3133 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3134 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
3135 * config/sparc/linux.h (ASM_SPEC): Likewise.
3136 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3137 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3138 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
3140 2011-01-26 Steve Ellcey <sje@cup.hp.com>
3143 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
3145 (vec_extract_evenodd_help): Ditto.
3146 (vec_extract_evenv4hi): Ditto.
3147 (vec_extract_oddv4hi): Ditto.
3148 (vec_interleave_lowv2si): Ditto.
3149 (vec_interleave_highv2si): Ditto.
3150 (vec_extract_evenv2si): Ditto.
3151 (vec_extract_oddv2si: Ditto.
3152 (vec_pack_trunc_v2si): Ditto.
3154 2011-01-22 Jan Hubicka <jh@suse.cz>
3157 * cgraph.h (cgraph_local_info): New field can_change_signature.
3158 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
3159 signature can change.
3160 (ipcp_estimate_growth): Call sequence simplify only if calle signature
3162 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
3163 (cgraph_function_versioning): We can not change signature of functions
3164 that don't allow that.
3165 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
3166 (lto_input_node): Likewise.
3167 * ipa-inline.c (compute_inline_parameters): Compute
3168 local.can_change_signature.
3169 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
3170 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
3171 functions that can not change signature.
3172 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
3173 init_cumulative_args): Do not use local calling conventions
3174 for functions that can not change signature.
3176 2011-01-22 Jan Hubicka <jh@suse.cz>
3178 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
3180 2011-01-26 Richard Guenther <rguenther@suse.de>
3182 PR tree-optimization/47190
3183 * cgraphunit.c (process_common_attributes): New function.
3184 (process_function_and_variable_attributes): Use it.
3186 2011-01-26 Richard Guenther <rguenther@suse.de>
3189 * cgraphbuild.c (record_eh_tables): Record reference to personality
3192 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
3195 * sel-sched.c (moveup_expr): Don't let debug insns prevent
3196 non-debug insns from moving up.
3198 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3201 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
3202 t-dlldir{,-x} fragment for build and add it to tmake_file.
3203 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
3204 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
3205 * config/i386/t-dlldir: New file.
3206 (SHLIB_DLLDIR): Define.
3207 * config/i386/t-dlldir-x: New file.
3208 (SHLIB_DLLDIR): Define.
3209 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
3210 (SHLIB_INSTALL): Use it.
3212 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
3215 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
3216 lower bound of the allowed Thumb-2 coprocessor load/store
3217 index range to -256. Add explaining comment.
3219 2011-01-25 Ian Lance Taylor <iant@google.com>
3221 * godump.c (go_define): Improve lexing of macro expansion to only
3222 accept expressions which match Go spec.
3224 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3227 * tree.c (handle_dll_attribute): Handle it.
3228 * doc/extend.texi (@item dllexport): Mention it.
3229 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
3231 2011-01-25 Ian Lance Taylor <iant@google.com>
3233 PR tree-optimization/26854
3234 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
3235 (decl_jump_unsafe): Move higher in file, with no other change.
3236 (bind): Set has_jump_unsafe_decl if appropriate.
3237 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
3238 (check_earlier_gotos): Likewise.
3239 (c_check_switch_jump_warnings): Likewise.
3241 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
3243 * doc/invoke.texi (Warning Options): Add missing hyphen.
3244 (-fprofile-dir): Minor grammatical fixes.
3245 (-fbranch-probabilities): Likewise.
3247 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3251 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3253 (no_real_insns_p, schedule_block, set_priorities): Drop special
3254 treatment of boundary debug insns.
3255 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3256 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3257 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3258 (BOUNDARY_DEBUG_INSN_P): Likewise.
3259 (SCHEDULE_DEBUG_INSN_P): Likewise.
3260 * sched-rgn.c (init_ready_list): Drop special treatment of
3261 boundary debug insns.
3262 * final.c (rest_of_clean-state): Clear notes' BB.
3264 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3266 * Makefile.in (LAMBDA_H): Removed.
3267 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
3268 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
3269 lambda-trans.o, and tree-loop-linear.o.
3270 (lto-symtab.o): Remove dependence on LAMBDA_H.
3271 (tree-loop-linear.o): Remove rule.
3272 (lambda-mat.o): Same.
3273 (lambda-trans.o): Same.
3274 (lambda-code.o): Same.
3275 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
3276 (tree-vect-slp.o): Same.
3277 * hwint.h (gcd): Moved here.
3278 (least_common_multiple): Same.
3279 * lambda-code.c: Removed.
3280 * lambda-mat.c: Removed.
3281 * lambda-trans.c: Removed.
3282 * lambda.h: Removed.
3283 * tree-loop-linear.c: Removed.
3284 * lto-symtab.c: Do not include lambda.h.
3285 * omega.c (gcd): Removed.
3286 * passes.c (init_optimization_passes): Remove pass_linear_transform.
3287 * tree-data-ref.c (print_lambda_vector): Moved here.
3288 (lambda_vector_copy): Same.
3289 (lambda_matrix_copy): Same.
3290 (lambda_matrix_id): Same.
3291 (lambda_vector_first_nz): Same.
3292 (lambda_matrix_row_add): Same.
3293 (lambda_matrix_row_exchange): Same.
3294 (lambda_vector_mult_const): Same.
3295 (lambda_vector_negate): Same.
3296 (lambda_matrix_row_negate): Same.
3297 (lambda_vector_equal): Same.
3298 (lambda_matrix_right_hermite): Same.
3299 * tree-data-ref.h: Do not include lambda.h.
3300 (lambda_vector): Moved here.
3301 (lambda_matrix): Same.
3302 (dependence_level): Same.
3303 (lambda_transform_legal_p): Removed declaration.
3304 (lambda_collect_parameters): Same.
3305 (lambda_compute_access_matrices): Same.
3306 (lambda_vector_gcd): Same.
3307 (lambda_vector_new): Same.
3308 (lambda_vector_clear): Same.
3309 (lambda_vector_lexico_pos): Same.
3310 (lambda_vector_zerop): Same.
3311 (lambda_matrix_new): Same.
3312 * tree-flow.h (least_common_multiple): Removed declaration.
3313 * tree-parloops.c (lambda_trans_matrix): Moved here.
3315 (LTM_ROWSIZE): Same.
3316 (LTM_COLSIZE): Same.
3317 (LTM_DENOMINATOR): Same.
3318 (lambda_trans_matrix_new): Same.
3319 (lambda_matrix_vector_mult): Same.
3320 (lambda_transform_legal_p): Same.
3321 * tree-pass.h (pass_linear_transform): Removed declaration.
3322 * tree-ssa-loop.c (tree_linear_transform): Removed.
3323 (gate_tree_linear_transform): Removed.
3324 (pass_linear_transform): Removed.
3325 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
3326 flag_loop_interchange.
3328 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3330 PR tree-optimization/47265
3331 PR tree-optimization/47443
3332 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
3333 if name still has some uses.
3335 2011-01-25 Martin Jambor <mjambor@suse.cz>
3337 PR tree-optimization/47382
3338 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3339 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3341 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3343 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3344 sjlj_except_unwind_info.
3346 2011-01-25 Richard Guenther <rguenther@suse.de>
3348 PR tree-optimization/47426
3349 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3350 visible functions results escape.
3352 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3355 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3356 (arm_get_frame_offsets): Use it.
3358 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3359 Jakub Jelinek <jakub@redhat.com>
3361 PR tree-optimization/47271
3362 * tree-if-conv.c (bb_postdominates_preds): New.
3363 (if_convertible_bb_p): Call bb_postdominates_preds.
3364 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3365 (predicate_scalar_phi): Call bb_postdominates_preds.
3367 2011-01-25 Nick Clifton <nickc@redhat.com>
3369 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3370 * config/rx/rx.c (rx_function_value): Likewise.
3371 (rx_promote_function_mode): Likewise.
3372 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3373 in order to make it legitimate.
3374 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3375 make sure that the first operand is the same as the result register.
3376 (addsi3_unspec): Delete.
3377 (subdi3): Do not accept immediate operands.
3378 (subdi3_internal): Likewise.
3380 2011-01-25 Jeff Law <law@redhat.com>
3382 PR rtl-optimization/37273
3383 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3384 handle them like argument loads from stack slots. Do not double
3385 count memory for memory constants and argument loads from stack slots.
3387 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3389 PR tree-optimization/47427
3390 PR tree-optimization/47428
3391 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3392 coalesce if the new root var would be TREE_READONLY.
3394 2011-01-25 Richard Guenther <rguenther@suse.de>
3397 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3398 correct type for TBAA.
3400 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3402 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3403 (close_phi_written_to_memory): Call for_each_index with
3404 dr_indices_valid_in_loop.
3406 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3408 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3409 when it is initialized.
3411 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3413 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3414 call to graphite_find_data_references_in_stmt.
3415 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3416 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3417 call to graphite_find_data_references_in_stmt.
3418 (analyze_drs_in_stmts): Same.
3419 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3420 in which the scalar analysis of indices is performed.
3421 (create_data_ref): Same. Update call to dr_analyze_indices.
3422 (find_data_references_in_stmt): Update call to create_data_ref.
3423 (graphite_find_data_references_in_stmt): Same.
3424 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3426 (create_data_ref): Same.
3427 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3428 call to create_data_ref.
3430 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3432 * graphite-sese-to-poly.c (build_poly_scop): Move
3433 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3435 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3437 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3438 VAR_DECL, PARM_DECL, and RESULT_DECL.
3440 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3442 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3444 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3445 that have already been marked as PBB_IS_REDUCTION.
3447 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3449 * graphite-scop-detection.c (same_close_phi_node): New.
3450 (remove_duplicate_close_phi): New.
3451 (make_close_phi_nodes_unique): New.
3452 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3454 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3456 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3457 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3458 of both data references to be the same.
3460 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3462 * graphite-dependences.c (build_lexicographical_constraint): Remove
3464 (build_lexicographical_constraint): Adjust call to
3465 ppl_powerset_is_empty.
3466 (dependence_polyhedron): Same.
3467 (graphite_legal_transform_dr): Same.
3468 (graphite_carried_dependence_level_k): Same.
3469 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3471 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3473 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3475 * graphite-sese-to-poly.c
3476 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3477 (close_phi_written_to_memory): New.
3478 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3481 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3483 * doc/install.texi: Update the expected version number of PPL to 0.11.
3484 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3485 #if PPL_VERSION_MINOR < 11.
3487 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3489 * graphite-dependences.c: Include graphite-cloog-util.h.
3490 (new_poly_ddr): Inlined into dependence_polyhedron.
3491 (free_poly_ddr): Moved close by new_poly_ddr.
3492 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3493 Early return NULL when ppl_powerset_is_empty returns true.
3494 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3495 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3496 (graphite_legal_transform_dr): Call new_poly_ddr.
3497 (graphite_carried_dependence_level_k): Same.
3498 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3499 (dot_transformed_deps_stmt_1): Removed.
3500 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3501 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3502 (dot_deps_1): Call dot_deps_2.
3503 * Makefile.in (graphite-dependences.o): Add missing dependence on
3504 graphite-cloog-util.h.
3506 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3508 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3509 (build_lexicographical_constraint): Same.
3510 (dependence_polyhedron_1): Same.
3511 (graphite_legal_transform_dr): Same.
3512 (graphite_carried_dependence_level_k): Same.
3513 * graphite-ppl.c (ppl_powerset_is_empty): New.
3514 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3515 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3517 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3519 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3520 the "a followed by b" relation and document it.
3522 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3524 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3525 iteration when the bag of constraints is empty.
3527 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3529 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3531 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3533 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3534 nest and two loop depths as parameters.
3535 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3536 lst_perfect_nestify.
3538 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3540 * graphite-dependences.c (print_pddr): Call
3541 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3543 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3545 * graphite-ppl.c (debug_gmp_value): New.
3546 * graphite-ppl.h (debug_gmp_value): Declared.
3548 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3550 * doc/install.texi: Document availability of cloog-0.16.
3552 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3554 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3555 invalid postdominance info.
3557 2011-01-24 Jan Hubicka <jh@suse.cz>
3560 * doc/extend.texi (weak pragma): Drop claim that it must
3561 appear before definition.
3562 * varasm.c (merge_weak, declare_weak): Only sanity check
3563 that DECL is not output at a time it is declared weak.
3565 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3567 * machmode.def: Fixed comments.
3569 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3571 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3573 2011-01-24 Paul Koning <ni1d@arrl.net>
3575 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3578 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3581 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3582 (block_info): Add scanned and prev.
3583 (move_or_delete_vzeroupper_2): Return if the basic block
3584 has been scanned and the upper 128bit state is unchanged
3586 (move_or_delete_vzeroupper_1): Return true if the exit
3588 (move_or_delete_vzeroupper): Visit basic blocks using the
3589 work-list based algorithm based on vt_find_locations in
3592 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3594 2011-01-24 Nick Clifton <nickc@redhat.com>
3596 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3597 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3598 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3599 then define __v850e1__.
3600 * doc/invoke.texi: Document -mv850es.
3602 2011-01-24 Richard Henderson <rth@redhat.com>
3604 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3605 compound unordered comparisons.
3606 * config/rx/rx.c (rx_split_fp_compare): Remove.
3607 * config/rx/rx-protos.h: Update.
3608 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3609 (cbranchsf4): Don't call rx_split_fp_compare.
3610 (*cbranchsf4): Use rx_split_cbranch.
3611 (*cmpsf): Don't accept "i" constraint.
3612 (*conditional_branch): Only valid after reload.
3613 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3615 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3618 * config/rs6000/altivec.md (vector constant splitters): Add
3619 support for creating vector single precision constants if -mvsx is
3620 used and we would create the constant using Altivec primitives.
3622 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3623 Richard Sandiford <rdsandiford@googlemail.com>
3625 PR rtl-optimization/47166
3626 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3627 mechanism for PRE_MODIFY and POST_MODIFY.
3628 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3631 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3633 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3635 2011-01-22 Jan Hubicka <jh@suse.cz>
3638 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3640 2011-01-22 Jan Hubicka <jh@suse.cz>
3642 PR tree-optimization/43884
3644 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3645 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3647 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3649 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3650 * config/s390/s390.c (s390_register_move_cost,
3651 s390_memory_move_cost): New.
3652 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3654 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3657 * except.c (sjlj_assign_call_site_values): Move setting the
3658 crtl->uses_eh_lsda flag to ...
3659 (sjlj_mark_call_sites): ... here.
3660 (sjlj_emit_function_enter): Support NULL dispatch label.
3661 (sjlj_build_landing_pads): In a function with no landing pads
3662 that still has must-not-throw regions, generate code to register
3663 a personality function with empty LSDA.
3665 2011-01-21 Richard Henderson <rth@redhat.com>
3667 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3669 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3671 * compare-elim.c: New file.
3672 * Makefile.in (OBJS-common): Add it.
3673 (compare-elim.o): New.
3674 * common.opt (fcompare-elim): New.
3675 * opts.c (default_options_table): Add OPT_fcompare_elim.
3676 * tree-pass.h (pass_compare_elim_after_reload): New.
3677 * passes.c (init_optimization_passes): Add it.
3678 * recog.h: Protect against re-inclusion.
3679 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3680 * doc/invoke.texi (-fcompare-elim): Document it.
3681 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3682 * doc/tm.texi: Rebuild.
3684 2011-01-22 Nick Clifton <nickc@redhat.com>
3686 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3687 rx_split_fp_compare.
3689 2011-01-22 Nick Clifton <nickc@redhat.com>
3691 * config/rx/rx.md (UNSPEC_CONST): New.
3692 (deallocate_and_return): Wrap the amount popped off the stack in
3693 an UNSPEC_CONST in order to stop it being rejected by
3694 -mmax-constant-size.
3695 (pop_and_return): Add a "(return)" rtx.
3696 (call): Drop the immediate operand.
3697 (call_internal): Likewise.
3698 (call_value): Likewise.
3699 (call_value_internal): Likewise.
3700 (sibcall_internal): Likewise.
3701 (sibcall_value_internal): Likewise.
3702 (sibcall): Likewise. Generate an explicit call using
3704 (sibcall_value): Likewise.
3705 (mov<>): FAIL if a constant operand is not legitimate.
3706 (addsi3_unpsec): New pattern.
3708 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3709 (ok_for_max_constant): New function.
3710 (gen_safe_add): New function.
3711 (rx_expand_prologue): Use gen_safe_add.
3712 (rx_expand_epilogue): Likewise.
3713 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3716 2011-01-21 Jeff Law <law@redhat.com>
3718 PR tree-optimization/47053
3719 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3720 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3721 statements are deleted.
3722 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3723 is nonempty, then purge dead edges and cleanup the CFG.
3725 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3729 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3731 * tree-dfa.c (create_var_ann): Mark variable as used.
3733 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3736 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3737 notes from other section in hot/cold partitioning even if
3738 last_action is -3. Increment call_site_base.
3740 PR rtl-optimization/47366
3741 * fwprop.c (forward_propagate_into): Return bool. If
3742 any changes are made, -fnon-call-exceptions is used and
3743 REG_EH_REGION note is present, call purge_dead_edges
3744 and return true if it purged anything.
3745 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3746 any EH edges were purged.
3748 2011-01-21 Jeff Law <law@redhat.com>
3750 PR rtl-optimization/41619
3751 * caller-save.c (setup_save_areas): Break out code to determine
3752 which hard regs are live across calls by examining the reload chains
3753 so that it is always used.
3754 Eliminate code which checked REG_N_CALLS_CROSSED.
3756 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3758 PR tree-optimization/47355
3759 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3760 NOP has non-debug uses beyond PHIs in new_bb.
3762 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3765 * cfgexpand.c (account_used_vars_for_block): Only account vars
3766 that are annotated as used.
3767 (estimated_stack_frame_size): Don't set TREE_USED.
3768 * tree-dfa.c (create_var_ann): Mark variable as used.
3770 2011-01-21 Richard Guenther <rguenther@suse.de>
3773 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3775 2011-01-21 Richard Guenther <rguenther@suse.de>
3777 PR tree-optimization/47365
3778 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3779 (vn_reference_lookup_pieces): Adjust.
3780 (vn_reference_lookup): Likewise.
3781 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3782 (vn_reference_lookup_3): Only look through kills if in
3783 VN_WALKREWRITE mode.
3784 (vn_reference_lookup_pieces): Adjust.
3785 (vn_reference_lookup): Likewise.
3786 (visit_reference_op_load): Likewise.
3787 (visit_reference_op_store): Likewise.
3788 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3789 (compute_avail): Likewise.
3790 (eliminate): Likewise.
3792 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3794 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3795 DECL_IGNORED_P non-reg vars if they are used.
3797 PR tree-optimization/47391
3798 * varpool.c (const_value_known_p): Return false if
3801 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3804 * config/i386/i386.c (ix86_local_alignment): Handle
3805 case for va_list_type_node is nil.
3806 (ix86_canonical_va_list_type): Likewise.
3808 2011-01-21 Alan Modra <amodra@gmail.com>
3810 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3811 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3813 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3815 * config/arm/arm.md (define_attr type): Rename f_load
3816 and f_store to f_fpa_load and f_fpa_store. Update.
3817 (write_conflict): Deal with rename fallout.
3818 (*push_fp_multi): Likewise.
3819 * config/arm/fpa.md (f_load): Use f_fpa_load.
3820 (f_store): Use f_fpa_store.
3821 (*movsf_fpa): Likewise.
3822 (*movdf_fpa): Likewise.
3823 (*movxf_fpa): Likewise.
3824 (*thumb2_movsf_fpa): Likewise.
3825 (*thumb2_movdf_fpa): Likewise.
3826 (*thumb2_movxf_fpa): Likewise.
3827 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3828 f_loadd and f_stored.
3829 (*thumb2_movdi_vfp): Likewise.
3830 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3831 (*thumb2_movsi_vfp): Likewise.
3832 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3833 Use f_loads instead of f_load.
3834 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3836 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3838 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3839 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3840 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3841 (xtensa_mode_dependent_address_p): New function.
3842 (constantpool_address_p): Make static. Change return type to bool.
3843 Change argument type to const_rtx. Use CONST_INT_P predicate.
3845 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3848 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3850 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3853 * cfgexpand.c (expand_debug_expr): Instead of generating
3854 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3857 2011-01-20 Richard Guenther <rguenther@suse.de>
3860 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3861 the pointer operand of MEM_REFs.
3863 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3865 PR tree-optimization/46130
3866 * ipa-split.c (consider_split): If return_bb contains non-virtual
3867 PHIs other than for retval or if split_function would not adjust it,
3870 2011-01-20 Richard Guenther <rguenther@suse.de>
3872 PR tree-optimization/47167
3873 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3874 Revert previous change, only avoid enumeral type changes.
3876 2011-01-19 Mike Stump <mikestump@comcast.net>
3878 * doc/tm.texi.in (BRANCH_COST): Englishify.
3879 * doc/tm.texi (BRANCH_COST): Likewise.
3881 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3884 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3885 (gen_scheduled_generic_parms_dies): New functions.
3886 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3887 generation for the end of CU compilation.
3888 (dwarf2out_finish): Generate template parameters DIEs here.
3890 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3893 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3894 debug bind stmt on merge edges.
3896 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3900 * function.c (instantiate_expr): Instantiate incoming rtl of
3901 implicit arguments, and recurse on VALUE_EXPRs.
3902 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3903 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3905 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3907 * c-parser.c (c_parser_for_statement): Initialize
3908 collection_expression.
3910 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3912 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3914 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3916 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3917 (LINK_SHLIB_SPEC): Don't use %(link_path).
3918 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3920 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3922 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3923 (NO_SHARED_LIB_SUPPORT): Remove.
3924 (LINK_SHLIB_SPEC): Remove one conditional definition.
3926 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3928 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3930 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3931 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3932 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3933 %{call_shared} and conditionals on these options not being passed.
3934 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3937 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3939 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3942 * ipa-split.c: Spelling fixes.
3944 2011-01-19 Richard Henderson <rth@redhat.com>
3946 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3947 (*mulsi3): Likewise.
3949 * longlong.h [__mn10300__] (count_leading_zeros): New.
3950 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3951 [__mn10300__] (add_ssaaaa, subddmmss): New.
3952 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3953 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3955 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3957 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3959 2011-01-19 Richard Henderson <rth@redhat.com>
3961 * config/mn10300/mn10300.md (addsi3_flags): New.
3962 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3963 (subsi3_flags, subc_internal, subdi3): New.
3964 (subdi3_internal, *subdi3_degenerate): New.
3965 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3967 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3968 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3969 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3970 * config/mn10300/mn10300-protos.h: Update.
3971 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3972 (return_ret): Likewise. Rename from return_internal_regs.
3973 (return_internal): Remove.
3975 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3976 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3977 (mn10300_legitimate_constant_p): Likewise.
3978 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3979 (mn10300_frame_size): New.
3980 (mn10300_expand_prologue): Use it.
3981 (mn10300_expand_epilogue): Likewise.
3982 (mn10300_initial_offset): Likewise.
3983 * config/mn10300/mn10300-protos.h: Update.
3984 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3985 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3986 (prologue, epilogue, return_internal): Tidy output code.
3987 (mn10300_store_multiple_operation, return): Likewise.
3988 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3989 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3990 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3991 (load_pic, am33_load_pic): New.
3992 (mn10300_load_pic0, mn10300_load_pic1): New.
3994 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3995 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3996 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3997 (cc_flags_for_mode, cc_flags_for_code): New.
3998 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3999 overflow flag is not valid. Validate that the flags we need
4000 for the comparison are valid.
4001 (mn10300_output_cmp): Remove.
4002 (mn10300_output_add): New.
4003 (mn10300_select_cc_mode): Use cc_flags_for_code.
4004 (mn10300_split_cbranch): New.
4005 (mn10300_match_ccmode): New.
4006 (mn10300_split_and_operand_count): New.
4007 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
4009 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
4010 (addsi3): ... here. Use mn10300_output_add.
4011 (*addsi3_flags): New.
4012 (*am33_subsi3, *mn10300_subsi3): Merge...
4013 (subsi3): ... here. Use attribute isa.
4014 (*subsi3_flags): New.
4015 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
4017 (*am33_andsi3, *mn10300_andsi3): Merge...
4019 (*andsi3_flags): New.
4020 (andsi3 splitters): New.
4021 (*am33_iorsi3, *mn10300_iorsi3): Merge...
4023 (*iorsi3_flags): New.
4024 (*am33_xorsi3, *mn10300_xorsi3): Merge...
4026 (*xorsi3_flags): New.
4027 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
4028 (one_cmplsi2): ... here.
4029 (*one_cmplsi2_flags): New.
4030 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
4031 instead of "dax" in constraints. Use mn10300_split_cbranch.
4032 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
4033 use matching constraints to eliminate a self-comparison.
4034 (*integer_conditional_branch): Rename from integer_conditional_branch.
4035 Use int_mode_flags to match CC_REG.
4036 (*cbranchsi4_btst, *btstsi): New.
4037 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
4038 mn10300_split_cbranch.
4039 (*am33_cmpsf): Rename from am33_cmpsf.
4040 (*float_conditional_branch): Rename from float_conditional_branch.
4041 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
4042 (zero_extendqisi2): ... here.
4043 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
4044 (zero_extendhisi2): ... here.
4045 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
4046 (extendqisi2): ... here.
4047 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
4048 (extendhisi2): ... here.
4049 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
4050 (ashlsi3): ... here.
4051 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
4052 (lshrsi3): ... here.
4053 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
4054 (ashrsi3): ... here.
4055 (consecutive add peephole): Remove.
4056 * config/mn10300/predicates.md (label_ref_operand): New.
4057 (int_mode_flags): New.
4058 (CCZN_comparison_operator): New.
4060 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
4061 (throughput_42_latency_43): New reservation.
4062 (mulsidi3, umulsidi3): New expanders.
4063 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
4064 the MDR register to allocation; separately allocate the low and
4065 high parts of the DImode result.
4066 (umulsidi3_internal): Similarly.
4067 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
4068 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
4069 (udivsi3, umodsi3): Remove.
4070 (udivmodsi4, divmodsi4): New expanders.
4071 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
4072 (*divmodsi4): Simiarly.
4073 (ext_internal): New.
4075 * config/mn10300/constraints.md ("z"): New constraint.
4076 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
4077 (FIXED_REGISTERS): Don't fix MDR.
4078 (CALL_USED_REGSITERS): Reformat nicely.
4079 (REG_ALLOC_ORDER): Add MDR.
4080 (enum regclass): Add MDR_REGS.
4081 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
4082 (IRA_COVER_CLASSES): Add MDR_REGS.
4083 (REGNO_REG_CLASS): Handle MDR_REG.
4084 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
4085 (mn10300_register_move_cost): Likewise.
4086 * config/mn10300/mn10300.md (MDR_REG): New.
4087 (*movsi_internal): Handle moves to/from MDR_REGS.
4089 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
4091 (mn10300_secondary_reload): Tidy combination reload classes.
4092 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
4093 addresses for AM33. Allow symbolic offsets for reg+imm.
4094 (mn10300_regno_in_class_p): New.
4095 (mn10300_legitimize_reload_address): New.
4096 * config/mn10300/mn10300.h (enum reg_class): Remove
4097 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
4098 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
4100 (REG_CLASS_NAMES): Update to match.
4101 (REG_CLASS_CONTENTS): Likewise.
4102 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
4103 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
4104 (REGNO_IN_RANGE_P): Remove.
4105 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
4106 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
4107 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
4108 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
4109 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
4110 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
4111 (REGNO_GENERAL_P): New.
4112 (HAVE_POST_MODIFY_DISP): New.
4113 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
4114 (LEGITIMIZE_RELOAD_ADDRESS): New.
4115 * config/mn10300/mn10300-protos.h: Update.
4117 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
4118 DATA_REGS for AM33 stack-pointer destination.
4119 (mn10300_preferred_output_reload_class): Likewise.
4120 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
4121 into a form appropriate for ...
4122 (TARGET_SECONDARY_RELOAD): New.
4123 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
4124 * config/mn10300/mn10300-protos.h: Update.
4125 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
4126 reload_insi; use the "A" constraint for the scratch; handle AM33
4127 moves of sp to non-address registers.
4129 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
4130 (*movqi_internal): ... here.
4131 (*am33_movhi, *mn10300_movhi): Merge into...
4132 (*movhi_internal): ... here.
4133 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
4134 as the source/destination of moves from/to SP.
4135 (movsf): Only allow for AM33-2.
4136 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
4137 any integer constant constraint. Only allow for AM33-2. Tidy
4138 all of the alternative outputs.
4139 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
4140 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
4142 (udivsi3, umodsi3): New patterns for MN103 only.
4144 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
4146 * doc/tm.texi.in: Spell out that a lack of register class unions
4148 * doc/tm.texi: Regenerate.
4150 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4152 PR rtl-optimization/47337
4153 * dce.c (check_argument_store): New function.
4154 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
4156 PR tree-optimization/47290
4157 * tree-eh.c (infinite_empty_loop_p): New function.
4158 (cleanup_empty_eh): Use it.
4160 2011-01-18 Steve Ellcey <sje@cup.hp.com>
4163 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
4164 (a64_expand_widen_sum): Ditto.
4165 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
4166 (vec_extract_evenodd_help): Ditto.
4167 (vec_extract_evenv4hi): Ditto.
4168 (vec_extract_oddv4hi): Ditto.
4169 (vec_extract_evenv2si): Ditto.
4170 (vec_extract_oddv2si): Ditto.
4171 (vec_extract_evenv2sf): Ditto.
4172 (vec_extract_oddv2sf): Ditto.
4173 (vec_pack_trunc_v4hi: Ditto.
4174 (vec_pack_trunc_v2si): Ditto.
4175 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
4176 (vec_interleave_highv8qi): Ditto.
4178 (vec_extract_oddv8qi): Ditto.
4179 (vec_interleave_lowv4hi): Ditto.
4180 (vec_interleave_highv4hi): Ditto.
4181 (vec_interleave_lowv2si): Ditto.
4182 (vec_interleave_highv2si): Ditto.
4184 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4186 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
4187 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
4188 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
4189 (pa_c_mode_for_suffix): New.
4190 (TARGET_EXPAND_BUILTIN): Define.
4191 (TARGET_C_MODE_FOR_SUFFIX): Define.
4192 (pa_builtins): Define.
4193 (pa_init_builtins): Register __float128 type and init new support
4195 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
4196 * config/pa/quadlib.c (_U_Qfcopysign): New.
4198 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
4201 * explow.c (allocate_dynamic_stack_space): Do not assume more than
4202 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
4205 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4207 PR tree-optimization/47179
4208 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
4209 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
4211 2011-01-18 Richard Guenther <rguenther@suse.de>
4213 PR rtl-optimization/47216
4214 * emit-rtl.c: Include tree-flow.h.
4215 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
4216 of replicating it with different semantics.
4217 * Makefile.in (emit-rtl.o): Adjust.
4219 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4221 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
4222 (cortex_a9_dp): Handle neon types correctly.
4224 2011-01-18 Jakub Jelinek <jakub@redhat.com>
4226 PR rtl-optimization/47299
4227 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
4228 subtarget. Use normal multiplication if both operands are constants.
4229 * expmed.c (expand_widening_mult): Don't try to optimize constant
4230 multiplication if op0 has VOIDmode. Convert op1 constant to mode
4233 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4235 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
4236 spacing after 'e.g.', typos, comma, hyphenation.
4238 2011-01-17 Richard Henderson <rth@redhat.com>
4240 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
4241 (rx_restricted_mem_operand): New.
4242 (rx_shift_operand): Use register_operand.
4243 (rx_source_operand, rx_compare_operand): Likewise.
4244 * config/rx/rx.md (addsi3_flags): New expander.
4245 (adddi3): Rewrite as expander.
4246 (adc_internal, *adc_flags, adddi3_internal): New patterns.
4247 (subsi3_flags): New expander.
4248 (subdi3): Rewrite as expander.
4249 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
4251 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
4252 (rx_init_builtins): Remove sat builtin.
4253 (rx_expand_builtin): Likewise.
4254 * config/rx/rx.md (ssaddsi3): New.
4255 (*sat): Rename from sat. Represent the CC_REG input.
4257 * config/rx/predicates.md (rshift_operator): New.
4258 * config/rx/rx.c (rx_expand_insv): Remove.
4259 * config/rx/rx-protos.h: Update.
4260 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
4261 operand to the canonical position.
4262 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
4263 (*bitclr, *bitclr_in_memory): Similarly.
4264 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
4265 (insv): Retain the zero_extract in the expansion.
4267 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
4268 (bswaphi2, bitinvert, revw): Likewise.
4270 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
4271 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4272 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
4273 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
4274 (bitset, bitset_in_memory): Likewise.
4275 (bitinvert, bitinvert_in_memory): Likewise.
4276 (bitclr, bitclr_in_memory): Likewise.
4277 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
4278 (rx_strend, rx_cmpstrn): Likewise.
4279 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
4280 (bitop peep2 patterns): Remove.
4282 * config/rx/rx.c (rx_match_ccmode): New.
4283 * config/rx/rx-protos.h: Update.
4284 * config/rx/rx.md (abssi2): Clobber, don't set flags.
4285 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
4286 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
4287 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
4288 (fix_truncsfsi2, floatsisf2): Likewise.
4289 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
4290 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
4291 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
4292 (*subsi3_flags, *xorsi3_flags): New.
4294 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
4296 * config/rx/rx.c (rx_print_operand): Remove workaround for
4297 unsplit comparison operations.
4299 * config/rx/rx.md (movsicc): Split after reload.
4300 (*movsicc): Merge *movsieq and *movsine via match_operator.
4301 (*stcc): New pattern.
4303 * config/rx/rx.c (rx_float_compare_mode): Remove.
4304 * config/rx/rx.h (rx_float_compare_mode): Remove.
4305 * config/rx/rx.md (cstoresi4): Split after reload.
4306 (*sccc): New pattern.
4308 * config/rx/predicates.md (label_ref_operand): New.
4309 (rx_z_comparison_operator): New.
4310 (rx_zs_comparison_operator): New.
4311 (rx_fp_comparison_operator): New.
4312 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
4313 Validate that the flags are set properly for the comparison.
4314 (rx_gen_cond_branch_template): Remove.
4315 (rx_cc_modes_compatible): Remove.
4316 (mode_from_flags): New.
4317 (flags_from_code): Rename from flags_needed_for_conditional.
4318 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
4319 (rx_select_cc_mode): Likewise.
4320 (rx_split_fp_compare): New.
4321 (rx_split_cbranch): New.
4322 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
4323 (*cbranchsi4): Use match_operator and rx_split_cbranch.
4324 (*cbranchsf4): Similarly.
4325 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
4326 match_operator and rx_split_cbranch.
4327 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
4328 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
4329 (*cmpsi): Rename from cmpsi.
4330 (*tstsi): Rename from tstsi.
4331 (*cmpsf): Rename from cmpsf; use CC_Fmode.
4332 (*conditional_branch): Rename from conditional_branch.
4333 (*reveresed_conditional_branch): Remove.
4334 (b<code>): Remove expander.
4335 * config/rx/rx-protos.h: Update.
4337 * config/rx/rx.c (rx_compare_redundant): Remove.
4338 * config/rx/rx.md (cmpsi): Don't use it.
4339 * config/rx/rx-protos.h: Update.
4341 * config/rx/rx-modes.def (CC_F): New mode.
4342 * config/rx/rx.c (rx_select_cc_mode): New.
4343 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4344 * config/rx/rx-protos.h: Update.
4346 2011-01-17 Richard Henderson <rth@redhat.com>
4348 * except.c (dump_eh_tree): Fix stray ; after for statement.
4350 2011-01-17 Richard Guenther <rguenther@suse.de>
4352 PR tree-optimization/47313
4353 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4354 handling before copying the body. Properly deal with
4355 by-reference result in SSA form.
4357 2011-01-17 Ian Lance Taylor <iant@google.com>
4360 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4361 (struct_value_alias_set): Don't define.
4362 (sparc_option_override): Don't set sparc_sr_alias_set and
4363 struct_value_alias_set.
4364 (save_or_restore_regs): Use gen_frame_mem rather than calling
4366 (sparc_struct_value_rtx): Likewise.
4368 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4371 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4373 (_mm_maskstore_pd): Likewise.
4374 (_mm_maskload_ps): Likewise.
4375 (_mm_maskstore_ps): Likewise.
4376 (_mm256_maskload_pd): Change mask to __m256i.
4377 (_mm256_maskstore_pd): Likewise.
4378 (_mm256_maskload_ps): Likewise.
4379 (_mm256_maskstore_ps): Likewise.
4381 * config/i386/i386-builtin-types.def: Updated.
4382 (ix86_expand_special_args_builtin): Likewise.
4384 * config/i386/i386.c (bdesc_special_args): Update
4385 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4386 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4387 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4388 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4390 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4391 Use <avxpermvecmode> on mask register.
4392 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4394 2011-01-17 Olivier Hainque <hainque@adacore.com>
4395 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4396 Eric Botcazou <ebotcazou@adacore.com>
4399 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4400 if <= USHRT_MAX in 32-bit mode.
4402 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4404 * doc/install.texi (Configuration, Specific): Wrap long
4405 lines in examples. Allow line wrapping in long options
4406 and URLs where beneficial for PDF output.
4408 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4410 * config/mips/mips.c (mips_classify_symbol): Don't return
4411 SYMBOL_PC_RELATIVE for nonlocal labels.
4413 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4415 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4417 2011-01-15 Jan Hubicka <jh@suse.cz>
4419 PR tree-optimization/47276
4420 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4421 declarations as needed.
4423 2011-01-15 Martin Jambor <mjambor@suse.cz>
4425 * common.opt (fdevirtualize): New flag.
4426 * doc/invoke.texi (Option Summary): Document it.
4427 * opts.c (default_options_table): Add devirtualize flag.
4428 * ipa-prop.c (detect_type_change): Return immediately if
4429 devirtualize flag is not set.
4430 (detect_type_change_ssa): Likewise.
4431 (compute_known_type_jump_func): Likewise.
4432 (ipa_analyze_virtual_call_uses): Likewise.
4434 2011-01-14 Martin Jambor <mjambor@suse.cz>
4436 PR tree-optimization/45934
4437 PR tree-optimization/46302
4438 * ipa-prop.c (type_change_info): New type.
4439 (stmt_may_be_vtbl_ptr_store): New function.
4440 (check_stmt_for_type_change): Likewise.
4441 (detect_type_change): Likewise.
4442 (detect_type_change_ssa): Likewise.
4443 (compute_complex_assign_jump_func): Check for dynamic type change.
4444 (compute_complex_ancestor_jump_func): Likewise.
4445 (compute_known_type_jump_func): Likewise.
4446 (compute_scalar_jump_functions): Likewise.
4447 (ipa_analyze_virtual_call_uses): Likewise.
4448 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4450 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4452 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4453 * config/i386/i386.opt (msse5): New Alias.
4455 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4457 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4458 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4459 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4460 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4462 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4464 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4466 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4467 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4468 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4469 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4471 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4473 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4475 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4477 2011-01-14 Mike Stump <mikestump@comcast.net>
4479 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4480 * config/fr30/fr30.md: Likweise
4481 (movsi_push): Likewise.
4482 (movsi_pop): Likewise.
4483 (enter_func): Likewise.
4484 * config/moxie/moxie.md (movsi_push): Likewise.
4485 (movsi_pop): Likewise.
4487 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4489 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4490 %{no_archive} %{exact_version}.
4491 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4492 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4493 %{no_archive} %{exact_version}.
4494 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4495 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4496 * config/mips/vxworks.h: Likewise.
4498 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4500 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4502 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4504 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4505 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4507 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4509 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4512 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4514 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4516 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4517 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4519 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4520 Don't handle -shlib.
4522 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4524 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4525 (CC1_SPEC): Don't handle -profile.
4527 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4529 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4530 * config/mips/mips.h (CC1_SPEC): Likewise.
4532 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4534 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4535 * config/mips/mips.h (CC1_SPEC): Likewise.
4537 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4539 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4540 * config/m32r/linux.h (LINK_SPEC): Likewise.
4541 * config/mips/linux.h (LINK_SPEC): Likewise.
4542 * config/mips/linux64.h (LINK_SPEC): Likewise.
4543 * config/sparc/linux.h (LINK_SPEC): Likewise.
4544 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4545 LINK_SPEC): Likewise.
4546 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4548 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4550 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4552 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4554 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4556 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4557 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4559 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4561 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4563 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4565 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4566 supports -Bstatic/-Bdynamic.
4567 * configure: Regenerate.
4569 2011-01-14 Jan Hubicka <jh@suse.cz>
4570 Jack Howarth <howarth@bromo.med.uc.edu>
4573 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4574 when checking debug_info_level. Test write_symbols instead of
4575 debug_hooks->var_location when setting flag_var_tracking_uninit.
4577 2011-01-14 Richard Guenther <rguenther@suse.de>
4579 PR tree-optimization/47179
4580 * target.def (ref_may_alias_errno): New target hook.
4581 * targhooks.h (default_ref_may_alias_errno): Declare.
4582 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4583 (default_ref_may_alias_errno): New function.
4584 * target.h (struct ao_ref_s): Declare.
4585 * tree-ssa-alias.c: Include target.h.
4586 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4587 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4588 (targhooks.o): Likewise.
4589 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4590 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4592 2011-01-14 Richard Guenther <rguenther@suse.de>
4594 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4596 2011-01-14 Richard Guenther <rguenther@suse.de>
4598 PR tree-optimization/47280
4599 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4601 (tree_ssa_forward_propagate_single_use_vars): Deal with
4602 CFG changes from associate_plusminus.
4604 2011-01-14 Richard Guenther <rguenther@suse.de>
4608 2011-01-11 Richard Guenther <rguenther@suse.de>
4610 PR tree-optimization/46076
4611 * tree-ssa.c (useless_type_conversion_p): Conversions from
4612 unprototyped to empty argument list function types are useless.
4614 2011-01-14 Richard Guenther <rguenther@suse.de>
4616 PR tree-optimization/47286
4617 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4619 2011-01-14 Martin Jambor <mjambor@suse.cz>
4622 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4624 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4626 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4627 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4628 * config/xtensa/xtensa.c (xtensa_libcall_value,
4629 xtensa_function_value_regno_p): New functions.
4630 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4632 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4635 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4637 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4638 New function prototype.
4639 * config/i386/winnt.c (i386_pe_assemble_visibility):
4640 Warn only if attribute was specified by user.
4642 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4645 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4647 (floatunsdidf2_fcfidu): Ditto.
4649 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4651 * config/s390/s390.c (print_operand_address): Replace 'error' with
4652 'output_operand_lossage'.
4653 (print_operand): Likewise.
4655 2011-01-13 Jeff Law <law@redhat.com>
4657 PR rtl-optimization/39077
4658 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4659 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4660 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4661 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4662 * gcse.c (prune_insertions_deletions): New function.
4663 (compute_pre_data): Use it.
4665 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4668 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4670 (prune_unused_types_mark): Use it.
4672 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4674 PR rtl-optimization/45352
4675 * sel-sched.c: Update copyright years.
4676 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4677 in the advancing loop when we have issued issue_rate insns.
4679 2011-01-12 Richard Henderson <rth@redhat.com>
4681 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4682 (TARGET_MD_ASM_CLOBBERS): New.
4684 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4685 (TARGET_DELEGITIMIZE_ADDRESS): New.
4687 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4688 (clzsi2, *bsch): New patterns.
4690 * config/mn10300/mn10300.md (INT): New mode iterator.
4691 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4693 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4694 flag_split_wide_types.
4696 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4697 (mn10300_trampoline_init): Rewrite without a template, an immediate
4698 load and a direct branch.
4699 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4701 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4703 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4704 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4705 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4706 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4708 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4711 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4714 2011-01-12 Jan Hubicka <jh@suse.cz>
4717 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4718 (PLUGIN_COND_CLOSE): New macro.
4719 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4721 2011-01-12 Richard Guenther <rguenther@suse.de>
4724 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4725 register variables in a MEM_REF.
4727 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4729 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4730 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4731 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4732 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4733 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4734 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4735 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4736 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4737 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4738 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4739 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4740 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4741 * config/gnu-user.h: New. Copied from linux.h.
4742 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4743 GNU_USER_TARGET_STARTFILE_SPEC.
4744 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4745 GNU_USER_TARGET_ENDFILE_SPEC.
4746 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4747 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4748 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4749 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4750 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4751 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4752 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4753 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4754 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4755 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4756 * config/arm/linux-eabi.h (CC1_SPEC): Use
4757 GNU_USER_TARGET_CC1_SPEC.
4758 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4759 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4760 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4761 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4762 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4763 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4764 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4765 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4767 2011-01-12 Richard Guenther <rguenther@suse.de>
4770 * doc/invoke.texi (ffast-math): Document it is turned on
4773 2011-01-12 Jan Hubicka <jh@suse.cz>
4775 PR tree-optimization/47233
4776 * opts.c (common_handle_option): Disable ipa-reference with profile
4779 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4781 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4784 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4786 * c-parser.c (c_lex_one_token): Updated and reindented some
4787 comments. No changes in code.
4789 2011-01-11 Ian Lance Taylor <iant@google.com>
4791 * godump.c (go_output_var): Don't output the variable if there is
4792 already a type with the same name.
4794 2011-01-11 Ian Lance Taylor <iant@google.com>
4796 * godump.c (go_format_type): Don't generate float80.
4798 2011-01-11 Richard Henderson <rth@redhat.com>
4800 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4801 declaration. Rewrite for both speed and size.
4802 (mn10300_address_cost_1): Remove.
4803 (mn10300_register_move_cost): New.
4804 (mn10300_memory_move_cost): New.
4805 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4806 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4807 extensions, shifts, BSWAP, CLZ.
4808 (mn10300_wide_const_load_uses_clr): Remove.
4809 (TARGET_REGISTER_MOVE_COST): New.
4810 (TARGET_MEMORY_MOVE_COST): New.
4811 * config/mn10300/mn10300-protos.h: Update.
4812 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4814 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4815 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4816 * config/mn10300/mn10300-protos.h: Update.
4817 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4818 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4819 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4820 (*test_int_bitfield, *test_byte_bitfield): Remove.
4821 (*bit_test, *subreg_bit_test): Remove.
4822 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4824 * config/mn10300/constraints.md ("c"): Rename from "A".
4825 ("A", "D"): New constraint letters.
4826 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4827 (fmssf4, fnmasf4, fnmssf4): Likewise.
4829 * config/mn10300/mn10300.md (isa): New attribute.
4830 (enabled): New attribute.
4832 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4833 (abssf2, negsf2): Define only for hardware fp.
4834 (sqrtsf2): Reformat.
4835 (addsf3, subsf3, mulsf3): Merge expander and insn.
4837 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4838 (DEBUGGER_AUTO_OFFSET): Remove.
4839 (DEBUGGER_ARG_OFFSET): Remove.
4841 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4842 Emit register stores with the same offsets as the hardware.
4843 (mn10300_store_multiple_operation): Don't check that the register
4844 save offsets are monotonic.
4845 * config/mn10300/mn10300-protos.h: Update.
4847 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4849 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4850 in terms of the value on the stack, not the MDR register.
4852 2011-01-11 Jan Hubicka <jh@suse.cz>
4856 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4857 (symbol_alias_set_destroy, symbol_alias_set_contains,
4858 propagate_aliases_backward): Declare.
4859 * lto-streamer-out.c (struct sets): New sturcture.
4860 (trivally_defined_alias): New function.
4861 (output_alias_pair_p): Rewrite.
4862 (output_unreferenced_globals): Fix output of alias pairs.
4863 (produce_symtab): Likewise.
4864 * ipa.c (function_and_variable_visibility): Set weak alias destination
4866 * varasm.c (symbol_alias_set_t): Remove.
4867 (symbol_alias_set_destroy): Export.
4868 (propagate_aliases_forward, propagate_aliases_backward): New functions
4870 (compute_visible_aliases): ... this one; remove.
4871 (trivially_visible_alias): New
4872 (trivially_defined_alias): New.
4873 (remove_unreachable_alias_pairs): Rewrite.
4874 (finish_aliases_1): Reorganize code checking if alias is defined.
4875 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4878 2011-01-11 Richard Guenther <rguenther@suse.de>
4880 PR tree-optimization/46076
4881 * tree-ssa.c (useless_type_conversion_p): Conversions from
4882 unprototyped to empty argument list function types are useless.
4884 2011-01-11 Richard Guenther <rguenther@suse.de>
4887 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4888 volatile MEMs as MEM_READONLY_P.
4890 2011-01-11 Richard Guenther <rguenther@suse.de>
4892 PR tree-optimization/47239
4893 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4895 2011-01-11 Jeff Law <law@redhat.com>
4897 PR tree-optimization/47086
4898 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4899 IVs from statements that might throw.
4901 2011-01-10 Jan Hubicka <jh@suse.cz>
4904 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4906 2011-01-10 Jan Hubicka <jh@suse.cz>
4909 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4910 when correcting profile.
4912 2011-01-10 Jan Hubicka <jh@suse.cz>
4915 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4917 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4918 Restore DECL_FINI_PRIORITY.
4920 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4922 * doc/gimple.texi: Fix quoting of multi-word return values in
4923 @deftypefn statements. Ensure presence of return value. Wrap
4924 overlong @deftypefn lines.
4925 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4926 descriptions of removed functions.
4927 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4928 of multi-word return value in @deftypefn statement.
4930 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4932 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4933 (Conditional Expressions, Logical Operators)
4934 (Statement and operand traversals): Do not indent smallexample
4935 code. Fix duplicate function argument in example.
4937 2011-01-10 Jeff Law <law@redhat.com>
4939 PR tree-optimization/47141
4940 * ipa-split.c (split_function): Handle case where we are
4941 returning a value and the return block has a virtual operand phi.
4943 2011-01-10 Jan Hubicka <jh@suse.cz>
4945 PR tree-optimization/47234
4946 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4947 (pass_feedback_split_functions): Declare.
4948 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4950 * ipa-split.c (gate_split_functions): Update comments; disable
4951 split-functions for profile_arc_flag and branch_probabilities.
4952 (gate_feedback_split_functions): New function.
4953 (execute_feedback_split_functions): New function.
4954 (pass_feedback_split_functions): New global var.
4956 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4959 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4960 calling gimple_call_set_cannot_inline.
4962 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4964 * config/darwin-sections.def: Remove unused section.
4966 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4969 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4971 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4974 * c-parser.c (c_parser_declaration_or_fndef): Improved
4977 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4979 * config/i386/winnt.c (i386_pe_start_function): Make sure
4980 to switch back to function's section.
4982 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4986 * plugin.c: Move include of dlfcn.h from here...
4987 * system.h: ... to here.
4989 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4991 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4993 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4994 two extra empty pages in PDF output.
4996 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4999 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
5000 for error recovery purposes behave as if it was not specified so
5001 that the default type is usd.
5003 2011-01-07 Jan Hubicka <jh@suse.cz>
5005 PR tree-optmization/46469
5006 * ipa.c (function_and_variable_visibility): Clear needed flags on
5007 nodes with external decls; handle weakrefs merging correctly.
5009 2011-01-07 Joseph Myers <joseph@codesourcery.com>
5011 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
5014 2011-01-07 Jan Hubicka <jh@suse.cz>
5016 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
5017 and no longer claim that gold is required for linker plugin.
5018 * configure: Regenerate.
5019 * gcc.c (PLUGIN_COND): New macro.
5020 (LINK_COMMAND_SPEC): Use it.
5021 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
5022 * config.in (HAVE_LTO_PLUGIN): New.
5023 * configure.ac (--with-lto-plugin): New parameter; autodetect
5026 2011-01-07 Jan Hubicka <jh@suse.cz>
5028 PR tree-optimization/46367
5029 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
5030 when we can update original.
5031 (cgraph_mark_inline_edge): Sanity check.
5032 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
5034 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5036 * config/spu/spu.h (ASM_COMMENT_START): Define.
5038 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
5042 (SWITCH_KEEP_FOR_GCC): Likewise.
5043 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
5044 (do_spec_1): Handle "%>".
5046 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
5048 2011-01-07 Jakub Jelinek <jakub@redhat.com>
5051 * config/i386/i386.c (ix86_delegitimize_address): If
5052 simplify_gen_subreg fails, return orig_x.
5055 * value-prof.c (gimple_stringop_fixed_value): Handle
5056 lhs of the call properly.
5058 2011-01-07 Jan Hubicka <jh@suse.cz>
5061 * lto-opt.c (lto_reissue_options): Set flag_shlib.
5063 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5065 * target.def (function_switched_text_sections): New hook.
5066 * doc/tm.texi: Regenerated.
5067 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5068 * final.c (default_function_switched_text_sections): New.
5069 (final_scan_insn): Call function_switched_text_sections when a
5070 mid-function section change occurs.
5071 * output.h (default_function_switched_text_sections): Declare.
5072 * config/darwin-protos.h (darwin_function_switched_text_sections):
5074 * config/darwin.c (darwin_function_switched_text_sections): New.
5075 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5077 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5079 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
5080 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
5081 the secondary code fragment when outputting for DWARF == 2.
5083 2011-01-07 Anatoly Sokolov <aesok@post.ru>
5085 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5086 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
5088 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
5089 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5091 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
5094 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
5095 when it is not empty.
5097 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
5100 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
5101 (case ${target}): Add btver1.
5102 * config/i386/driver-i386.c (host_detect_local_cpu): Let
5103 -march=native recognize btver1 processors.
5104 * config/i386/i386-c.c (ix86_target_macros_internal): Add
5105 btver1 def_and_undef
5106 * config/i386/i386.c (struct processor_costs btver1_cost): New
5108 (m_BTVER1): New definition.
5109 (m_AMD_MULTIPLE): Includes m_BTVER1.
5110 (initial_ix86_tune_features): Add btver1 tune.
5111 (processor_target_table): Add btver1 entry.
5112 (static const char *const cpu_names): Add btver1 entry.
5113 (software_prefetching_beneficial_p): Add btver1.
5114 (ix86_option_override_internal): Add btver1 instruction sets.
5115 (ix86_issue_rate): Add btver1.
5116 (ix86_adjust_cost): Add btver1.
5117 * config/i386/i386.h (TARGET_BTVER1): New definition.
5118 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
5119 (enum processor_type): Add PROCESSOR_BTVER1.
5120 * config/i386/i386.md (define_attr "cpu"): Add btver1.
5122 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5125 * config/i386/i386.c (legitimize_tls_address)
5126 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
5127 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
5128 (tls_initial_exec_64_sun): New pattern.
5130 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
5132 * doc/invoke.texi (Overall Options): Improve wording and markup
5133 of the description of -wrapper.
5135 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5137 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
5138 rdynamic, threads): New Driver options.
5140 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5143 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
5144 if coming from .tdata.
5145 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5147 2011-01-06 Jan Hubicka <jh@suse.cz>
5150 * collect2.c (main): Do not enable LTOmode when plugin is active.
5152 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5155 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
5156 --version output if supported.
5157 * configure: Regenerate.
5159 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5161 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
5164 2011-01-06 Jakub Jelinek <jakub@redhat.com>
5167 * c-convert.c (convert): When converting a complex expression
5168 other than COMPLEX_EXPR to a different complex type, ensure
5169 c_save_expr is called instead of save_expr, unless in_late_binary_op.
5170 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
5171 when converting COMPLEX_TYPE.
5173 2011-01-06 Ira Rosen <irar@il.ibm.com>
5175 PR tree-optimization/47139
5176 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
5177 only the last reduction value is used outside the loop. Update
5180 2011-01-05 Joseph Myers <joseph@codesourcery.com>
5182 * config/rtems.opt: New.
5183 * config.gcc (*-*-rtems*): Use rtems.opt.
5185 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
5187 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
5188 processors do not support 3DNow instructions.
5190 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5192 * config/spu/spu.c (spu_option_override): Set parameter
5193 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
5195 2011-01-05 Jan Hubicka <jh@suse.cz>
5197 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
5198 at the command line.
5200 2011-01-05 Martin Jambor <mjambor@suse.cz>
5203 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
5204 deltas on streamed outgoing edges.
5205 (output_node_opt_summary): Output info for outgoing edges only when
5206 the node is in new parameter set.
5207 (output_cgraph_opt_summary): New parameter set, passed to the two
5208 aforementioned functions. Update its forward declaration and its
5211 2011-01-05 Tom Tromey <tromey@redhat.com>
5213 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
5214 operator to c_finish_omp_atomic.
5215 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
5216 (build_unary_op): Update.
5217 (build_modify_expr): Update.
5218 (build_asm_expr): Update.
5220 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5222 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
5223 newly inserted insns.
5225 (spu_emit_branch_hint): Likewise.
5226 (insert_hbrp_for_ilb_runout): Likewise.
5227 (spu_machine_dependent_reorg): Call df_finish_pass after
5228 schedule_insns returns.
5230 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5232 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
5234 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
5236 PR tree-optimization/47005
5237 * tree-sra.c (struct access): Add 'non_addressable' bit.
5238 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
5239 (decide_one_param_reduction): Return 0 if the parameter is passed by
5240 reference and one of the accesses in the group is non_addressable.
5242 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5244 PR tree-optimization/47056
5245 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
5246 (mark_load): Likewise. Handle FUNCTION_DECL specially.
5247 (mark_store): Likewise. Pass STMT to ipa_record_reference.
5249 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5251 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
5252 initializer. Skip view conversions from aggregate types.
5254 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
5257 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
5259 2011-01-04 Philipp Thomas <pth@suse.de>
5261 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
5264 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5266 * function.c (thread_prologue_and_epilogue_insns): Do not crash
5267 on empty epilogue sequences.
5269 2011-01-04 Joseph Myers <joseph@codesourcery.com>
5271 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
5272 non-static): New Driver options.
5274 2011-01-04 Jie Zhang <jie@codesourcery.com>
5277 * gcc.c (default_compilers[]): Set combinable field to 0
5278 for all assembly languages.
5280 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
5282 * config/mips/loongson3a.md: New file.
5283 * config/mips/mips.md: Include loongson3a.md.
5284 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
5287 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
5290 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
5291 instead of convert_memory_address_addr_space on the base expression.
5293 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5295 * config/spu/spu.c (spu_option_override): Update error text
5296 for bad -march= / -mtune= values.
5298 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5300 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
5301 if branch-hint optimization will be performed.
5303 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5305 PR tree-optimization/47148
5306 * ipa-split.c (split_function): Convert arguments to
5307 DECL_ARG_TYPE if possible.
5309 PR tree-optimization/47155
5310 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
5313 PR rtl-optimization/47157
5314 * combine.c (try_combine): If undobuf.other_insn becomes
5315 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
5316 and set *new_direct_jump_p too.
5318 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
5320 PR tree-optimization/47021
5321 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
5323 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5325 * gcc.c (process_command): Update copyright notice dates.
5326 * gcov.c (print_version): Likewise.
5327 * gcov-dump.c (print_version): Likewise.
5328 * mips-tfile.c (main): Likewise.
5329 * mips-tdump.c (main): Likewise.
5331 2011-01-03 Martin Jambor <mjambor@suse.cz>
5333 PR tree-optimization/46801
5334 * tree-sra.c (type_internals_preclude_sra_p): Check whether
5335 aggregate fields start at byte boundary instead of the bit-field flag.
5337 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5340 * gcc.c (main): Revert revision 168407.
5342 2011-01-03 Martin Jambor <mjambor@suse.cz>
5344 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5346 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5348 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5349 vector optab to expand vector/scalar shift, update gimple to vector.
5351 2011-01-03 Martin Jambor <mjambor@suse.cz>
5353 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5356 2011-01-03 Martin Jambor <mjambor@suse.cz>
5358 PR tree-optimization/46984
5359 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5361 (cgraph_create_indirect_edge): Fixed line length.
5362 (cgraph_indirect_call_info): Declare.
5363 (cgraph_make_edge_direct) Update declaration.
5364 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5365 (cgraph_create_indirect_edge): Use it.
5366 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5368 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5369 the new thunk_delta representation.
5370 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5372 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5373 (ipa_read_indirect_edge_info): Likewise.
5374 * lto-cgraph.c (output_edge_opt_summary): New function.
5375 (output_node_opt_summary): Call it on all outgoing edges.
5376 (input_edge_opt_summary): New function.
5377 (input_node_opt_summary): Call it on all outgoing edges.
5379 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5382 * gcc.c (main): Don't check have_o when settting combine_inputs.
5384 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5386 * regrename.c: Add general comment describing the pass.
5387 (struct du_head): Remove 'length' field.
5388 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5389 (regrename_optimize): Do not sort chains. Rework comments, add others.
5390 Force renaming to the preferred class (if any) in the first pass and do
5391 not consider registers that belong to it in the second pass.
5392 (create_new_chain): Do not set 'length' field.
5393 (scan_rtx_reg): Likewise.
5395 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5397 PR tree-optimization/47140
5398 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5399 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5402 PR rtl-optimization/47028
5403 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5404 parm_birth_insn instead of at the beginning of first bb.
5406 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5408 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5409 Remove the word "see" before "@pxref".
5410 * doc/rtl.texi: Remove the word "see" before "@pxref".
5412 2011-01-01 Jan Hubicka <jh@suse.cz>
5414 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5417 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5420 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5423 Copyright (C) 2011 Free Software Foundation, Inc.
5425 Copying and distribution of this file, with or without modification,
5426 are permitted in any medium without royalty provided the copyright
5427 notice and this notice are preserved.