1 2011-04-27 Jakub Jelinek <jakub@redhat.com>
4 * c-typeck.c (build_binary_op): Don't wrap arguments if
7 2011-04-26 Jakub Jelinek <jakub@redhat.com>
10 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
11 is error_mark_node, set value to NULL.
13 PR tree-optimization/48734
14 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
15 if return value from maybe_fold_*_comparsions isn't something
16 the code is prepared to handle.
18 2011-04-26 Richard Guenther <rguenther@suse.de>
20 PR tree-optimization/48731
21 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
23 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
26 * doc/extend.texi (Type Traits): Document __is_standard_layout,
27 __is_literal_type, and __is_trivial; update throughout about
28 possibly cv-qualified void types.
30 2011-04-23 Jakub Jelinek <jakub@redhat.com>
33 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
34 to VOID_TYPE even around MODIFY_EXPR.
36 2011-04-22 Jakub Jelinek <jakub@redhat.com>
38 PR tree-optimization/48717
39 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
40 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
42 2011-04-22 Jakub Jelinek <jakub@redhat.com>
45 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
46 TREE_STATIC variables declared inside of some OpenMP construct.
48 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
51 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
52 vec_extract and vec_concat for non-SSE4_1 targets.
54 2011-04-21 Richard Guenther <rguenther@suse.de>
57 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
58 objects and types here. Adjust for their offset before comparing.
60 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
62 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
64 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
67 * config/pa/predicates.md (ior_operand): Delete predicate.
68 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
69 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
70 expander. Use cint_ior_operand in unnamed insn.
72 * config/pa/pa-protos.h (ior_operand): Delete declarations.
74 2011-04-20 Jakub Jelinek <jakub@redhat.com>
76 PR tree-optimization/48611
77 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
78 beyond ERT_MUST_NOT_THROW region.
80 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
82 Backport from mainline
83 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
86 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
87 the types if they have different enumeration identifiers.
89 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
92 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
93 DECL_IN_CONSTANT_POOL without RTL.
95 2011-04-20 Richard Guenther <rguenther@suse.de>
97 Backport from mainline
98 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
101 * reload1.c (inc_for_reload): Return void. All callers changed.
102 (emit_input_reload_insns): Don't try to delete previous output
103 reloads to a register, or record spill_reg_store for autoincs.
105 2011-04-19 Jakub Jelinek <jakub@redhat.com>
108 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
109 is a SUBREG with non-MODE_INT mode inside of it.
111 2011-04-18 Jakub Jelinek <jakub@redhat.com>
114 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
115 if TREE_TYPE (v) is non-NULL.
117 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
118 gimple_get_virt_mehtod_for_binfo.
119 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
120 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
122 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
124 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
126 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
128 2011-04-18 Jakub Jelinek <jakub@redhat.com>
130 PR tree-optimization/48616
131 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
132 whether the shift is by scalar or vector based on whether all SLP
133 scalar stmts have the same rhs.
135 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
137 * doc/passes.texi: Fill crossref nodes.
139 2011-04-17 Marius Strobl <marius@FreeBSD.org>
141 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
142 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
143 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
145 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
148 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
149 is non-null before accessing it.
150 (input_cgraph): Remove trailing spaces.
152 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
154 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
155 Replace match_operand with match_dup for the third operand in
158 2011-04-15 Jakub Jelinek <jakub@redhat.com>
161 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
162 is a MEM, offset it as needed based on top 2 bits in operands[3],
163 change MEM mode to SFmode and mask those 2 bits away from operands[3].
165 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
167 Backport from mainline:
168 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
171 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
172 move from floating point to shift amount register.
173 (emit_move_sequence): Remove secondary reload support for floating
174 point to shift amount amount register copies.
175 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
176 amount register copies.
177 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
178 register, return false if mode isn't a scalar integer mode.
179 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
181 2011-04-13 Jakub Jelinek <jakub@redhat.com>
184 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
185 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
187 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
189 Backport from mainline:
190 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
192 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
194 2011-04-12 Martin Jambor <mjambor@suse.cz>
196 PR tree-optimization/48195
197 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
198 ipa_check_create_edge_args.
199 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
200 ipa_check_create_edge_args.
201 * ipa-inline.c (inline_generate_summary): Do not call
202 ipa_check_create_node_params and ipa_check_create_edge_args.
203 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
204 ipa_check_create_edge_args.
206 2011-04-12 Jakub Jelinek <jakub@redhat.com>
208 PR rtl-optimization/48549
209 * combine.c (propagate_for_debug): Also stop after BB_END of
210 this_basic_block. Process LAST and just stop processing after it.
211 (combine_instructions): If last_combined_insn has been deleted,
212 set last_combined_insn to its PREV_INSN.
214 2011-04-12 Nick Clifton <nickc@redhat.com>
216 * config/v850/v850.c (expand_prologue): Do not use the CALLT
217 instruction for interrupt handlers if the target is the basic V850
219 (expand_epilogue): Likewise.
221 2011-04-12 Jakub Jelinek <jakub@redhat.com>
224 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
227 2011-04-11 Joseph Myers <joseph@codesourcery.com>
229 * common.opt (Tbss=, Tdata=, Ttext=): New options.
231 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
233 Backport from mainline:
234 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
236 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
238 2011-04-09 Duncan Sands <baldrick@free.fr>
240 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
242 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
245 * config.gcc: disable unwind table generation for crtbegin/crtend
248 2011-04-08 Jakub Jelinek <jakub@redhat.com>
250 PR tree-optimization/48377
251 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
252 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
254 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
256 * config/i386/sse.md: Update copyright year.
257 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
259 (*vec_concatv2sf_avx): Fix wrong register constraint in
260 alternative 3 of operand 1.
261 (*vec_set<mode>_0_avx): Avoid combining registers from different
262 units in a single alternative.
263 (*vec_set<mode>_0_sse4_1): Ditto.
264 (*vec_set<mode>_0_sse2): Ditto.
265 (vec_set<mode>_0): Ditto.
266 (sse2_storehpd): Ditto.
267 (sse2_loadhpd): Ditto.
268 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
269 * config/i386/predicates.md (sse_comparison_operator): Do not
270 define as special predicate.
272 2011-04-07 Jakub Jelinek <jakub@redhat.com>
275 * combine.c (combine_instructions): Add last_combined_insn,
276 update it if insn is after it, pass it to all try_combine calls.
277 (try_combine): Add last_combined_insn parameter, pass it instead of
278 i3 to propagate_for_debug.
280 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
282 Backport from mainline
283 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
285 PR rtl-optimization/48144
286 * sel-sched-ir.c (merge_history_vect): Factor out from ...
287 (merge_expr_data): ... here.
288 (av_set_intersect): Rename to av_set_code_motion_filter.
289 Update all callers. Call merge_history_vect when an
290 expression is found in both sets.
291 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
293 2011-04-06 Jakub Jelinek <jakub@redhat.com>
296 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
297 as base_reg whatever register reg has been eliminated to, instead
298 of hardcoding STACK_POINTER_REGNUM.
300 Backported from mainline
301 2011-04-01 Jakub Jelinek <jakub@redhat.com>
304 * expr.c (expand_assignment): Handle all possibilities
306 * expmed.c (store_bit_field_1): Avoid trying to create
308 (store_split_bit_field): If SUBREG_REG (op0) or
309 op0 itself has smaller mode than word, return it
310 for offset 0 and const0_rtx for out-of-bounds stores.
311 If word is const0_rtx, skip it.
313 2011-04-06 Joseph Myers <joseph@codesourcery.com>
315 * gcov-io.c: Use GCC Runtime Library Exception.
317 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
319 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
321 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
323 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
325 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
327 Backport from mainline
328 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
330 PR rtl-optimization/48143
331 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
332 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
333 sse2_cvtps2pd): Likewise.
335 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
338 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
339 frame-related from frame-unrelated adjustments to the stack pointer.
341 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
343 Backport from mainline
344 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
347 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
350 2011-03-29 Jakub Jelinek <jakub@redhat.com>
353 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
354 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
355 dw_fde_unlikely_section_end_label, cold_in_std_section,
356 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
357 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
359 (output_fde): Use dw_fde_second_{begin,end} if second is
360 true, otherwise dw_fde_{begin,end}.
361 (output_call_frame_info): Test dw_fde_second_begin != NULL
362 instead of dw_fde_switched_sections.
363 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
364 fields, initialize new fields. Initialize in_std_section
365 unconditionally from the first partition.
366 (dwarf2out_end_epilogue): Don't override dw_fde_end when
367 dw_fde_second_begin is non-NULL.
368 (dwarf2out_switch_text_section): Stop initializing removed
369 dw_fde_struct fields, initialize new fields, initialize
370 also dw_fde_end here. Set dw_fde_switch_cfi even when
371 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
372 (struct var_loc_list_def): Add last_before_switch field.
373 (arange_table, arange_table_allocated, arange_table_in_use,
374 ARANGE_TABLE_INCREMENT, add_arange): Removed.
375 (size_of_aranges): Count !in_std_section and !second_in_std_section
376 hunks in fdes, instead of looking at arange_table_in_use.
377 (output_aranges): Add aranges_length argument, don't call
378 size_of_aranges here. Instead of using aranges_table*
379 emit ranges for fdes when !in_std_section resp.
380 !second_in_std_section.
381 (dw_loc_list): Break ranges crossing section switch.
382 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
383 use dw_fde_second_end instead of dw_fde_end as end of last
385 (gen_subprogram_die): Don't call add_arange. Use
386 dw_fde_{begin,end} for first partition and if switched
387 section dw_fde_second_{begin,end} for the second.
388 (var_location_switch_text_section_1,
389 var_location_switch_text_section): New functions.
390 (dwarf2out_begin_function): Initialize cold_text_section even
391 when function_section () isn't text_section.
392 (prune_unused_types): Don't walk arange_table.
393 (dwarf2out_finish): Don't needlessly test
394 flag_reorder_blocks_and_partition when testing cold_text_section_used.
395 If info_section_emitted, call size_of_aranges and if it indicates
396 non-empty .debug_aranges, call output_aranges with the computed
397 size. Stop using removed dw_fde_struct fields, use
398 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
401 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
403 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
404 (alpha_option_override): Don't set alpha_sr_alias_set.
405 (emit_frame_store_1): Use gen_frame_mem rather than calling
407 (alpha_expand_epilogue): Ditto.
408 (unicosmk_gen_dsib): Ditto.
410 2011-03-29 Nick Clifton <nickc@redhat.com>
412 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
413 (ASM_OUTPUT_MAX_SKIP): Define.
414 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
415 allow LT aor GE comparisons.
416 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
417 * config/rx/rx.md: Add peepholes and patterns to combine extending
418 loads with simple arithmetic instructions.
419 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
420 to use pre-decrement and post-increment addressing.
421 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
422 that the INT is a valid offset.
423 (rx_print_operand): Handle %R.
424 Fix %Q's handling of MEMs.
425 (rx_option_override): Set alignments.
426 (rx_align_for_label): New function.
427 (rx_max_skip_for_label): New function.
428 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
429 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
430 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
431 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
433 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
435 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
436 for invalid symbolic addresses.
437 (s390_secondary_reload): Don't use s390_check_symref_alignment for
440 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
443 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
445 2011-03-28 Richard Guenther <rguenther@suse.de>
447 Backport from mainline
448 2011-03-24 Richard Guenther <rguenther@suse.de>
451 * tree-object-size.c (addr_object_size): Do not double-account
454 2011-03-22 Richard Guenther <rguenther@suse.de>
456 PR tree-optimization/48228
457 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
460 2011-03-17 Richard Guenther <rguenther@suse.de>
463 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
464 a value make sure to fold the statement.
466 2011-03-15 Richard Guenther <rguenther@suse.de>
469 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
470 or variable-indexed array accesses when in gimple form.
472 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
477 * doc/extend.texi (Alignment): Move section to match order in TOC.
478 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
479 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
481 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
483 Backport from mainline:
484 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
487 * config/i386/i386.md (*movdf_internal_rex64): Do not split
488 alternatives that can be handled with movq or movabsq insn.
489 (*movdf_internal): Disable for !TARGET_64BIT.
490 (*movdf_internal_nointeger): Ditto.
491 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
493 2011-03-26 Jakub Jelinek <jakub@redhat.com>
495 Backport from mainline
496 2011-03-24 Jakub Jelinek <jakub@redhat.com>
499 * simplify-rtx.c (simplify_const_unary_operation): Call
500 real_convert when changing mode class with FLOAT_EXTEND.
502 2011-03-20 Jakub Jelinek <jakub@redhat.com>
506 * c-common.c (shorten_compare): If primopN is first sign-extended
507 to opN and then zero-extended to result type, set primopN to opN.
509 PR rtl-optimization/48156
510 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
511 assume df and df_lr are not NULL.
513 2011-03-17 Jakub Jelinek <jakub@redhat.com>
515 PR rtl-optimization/48141
516 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
517 * dse.c: Include params.h.
518 (active_local_stores_len): New variable.
519 (add_wild_read, dse_step1): Clear it when setting active_local_stores
521 (record_store, check_mem_read_rtx): Decrease it when removing
523 (scan_insn): Likewise. Increase it when adding to chain, if it
524 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
525 set active_local_stores to NULL before the addition.
526 * Makefile.in (dse.o): Depend on $(PARAMS_H).
528 PR rtl-optimization/48141
529 * dse.c (record_store): If no positions are needed in an insn
530 that cannot be deleted, at least unchain it from active_local_stores.
532 2011-03-25 Jakub Jelinek <jakub@redhat.com>
534 * BASE-VER: Set to 4.6.1.
535 * DEV-PHASE: Set to prerelease.
537 2011-03-25 Release Manager
539 * GCC 4.6.0 released.
541 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
543 * config/rs6000/t-freebsd: Remove duplication from file.
545 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
548 * doc/install.texi (Prerequisites): Move jar etc. up.
549 Explain support library version requirements.
551 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
554 * doc/install.texi (Prerequisites): Move Perl to build
555 requirements. Always necessary on Solaris 2 with Sun ld.
557 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
559 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
561 (Specific, i?86-*-solaris2.[89]): Likewise.
562 (Specific, i?86-*-solaris2.10): Likewise.
563 (Specific, mips-sgi-irix6): Likewise.
564 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
565 Update for binutils 2.21.
567 2011-03-21 Jakub Jelinek <jakub@redhat.com>
570 * config/s390/s390.c (s390_delegitimize_address): Don't call
571 lowpart_subreg if orig_x has BLKmode.
573 2011-03-20 Joseph Myers <joseph@codesourcery.com>
575 * c-decl.c (diagnose_mismatched_decls): Give an error for
576 redefining a typedef with variably modified type.
578 2011-03-20 Joseph Myers <joseph@codesourcery.com>
580 * c-decl.c (grokfield): Don't allow typedefs for structures or
581 unions with no tag by default.
582 * doc/extend.texi (Unnamed Fields): Update.
584 2011-03-18 Jakub Jelinek <jakub@redhat.com>
587 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
588 arange_table_in_use is 0, but either text_section_used or
589 cold_text_section_used is true. Don't call it if
590 !info_section_emitted.
592 2011-03-18 Richard Guenther <rguenther@suse.de>
594 * doc/install.texi (--enable-gold): Remove.
595 (--with-plugin-ld): Document.
596 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
598 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
600 Backport from mainline
601 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
604 * config/i386/i386.opt: Add Save to -mavx and -mfma.
606 2011-03-18 Richard Henderson <rth@redhat.com>
607 Jakub Jelinek <jakub@redhat.com>
610 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
611 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
613 2011-03-17 Richard Guenther <rguenther@suse.de>
616 * tree-object-size.c (compute_object_offset): Properly return
617 the offset operand of MEM_REFs as sizetype.
619 2011-03-16 Dodji Seketeli <dodji@redhat.com>
622 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
623 (lookup_type_die_strip_naming_typedef): ... here.
624 (get_context_die): Use it.
625 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
626 the anonymous struct named by the naming typedef.
628 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
631 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
632 in the output template.
634 2011-03-15 Alan Modra <amodra@gmail.com>
637 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
638 presume symbol_refs without a symbol_ref_decl are suitably
639 aligned, nor other trees we may see here. Handle anchor symbols.
640 (legitimate_constant_pool_address_p): Comment. Add mode param.
641 Check cmodel=medium addresses. Adjust all calls.
642 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
643 creating cmodel=medium optimized access to locals.
644 * config/rs6000/constraints.md (R): Pass QImode to
645 legitimate_constant_pool_address_p.
646 * config/rs6000/predicates.md (input_operand): Pass mode to
647 legitimate_constant_pool_address_p.
648 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
651 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
654 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
655 64-bit constants being loaded into registers other than GPRs such
656 as loading 0 into a VSX register.
658 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
660 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
663 2011-03-14 Jakub Jelinek <jakub@redhat.com>
665 * doc/invoke.texi, doc/standards.texi: Refer to
666 gcc-4.6/c99status.html.
668 * DEV-PHASE: Mark "prerelease".
670 2011-03-14 Richard Guenther <rguenther@suse.de>
673 * tree.c (build_vector_from_val): Adjust assert to requirements
676 2011-03-14 Jakub Jelinek <jakub@redhat.com>
679 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
682 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
684 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
685 terms of target_flags_explicit. Adjust copyright year.
687 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
688 * config/rs6000/t-freebsd: New file. Add override for
691 2011-03-13 Chris Demetriou <cgd@google.com>
693 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
694 (-fno-diagnostics-show-option): this, to reflect current default.
695 (-Werror=): Update text about -fno-diagnostics-show-option.
697 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
700 * config/rs6000/predicates.md (easy_vector_constant_add_self,
701 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
702 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
703 mode is not V2DImode or V2DFmode.
704 (vspltis_constant): Do not handle V2DImode and V2DFmode.
705 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
706 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
708 (movdi_internal64): Likewise.
710 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
712 PR tree-optimization/47127
713 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
715 (set_cloog_options): Same.
716 (scop_to_clast): Same.
717 (print_clast_stmt): Do not call cloog_state_malloc and
719 (print_generated_program): Same.
721 * graphite-clast-to-gimple.h (cloog_state): Declared.
722 (scop_to_clast): Adjust declaration.
723 * graphite.c (cloog_state): Defined here.
724 (graphite_initialize): Call cloog_state_malloc.
725 (graphite_finalize): Call cloog_state_free.
727 2011-03-11 Jason Merrill <jason@redhat.com>
729 * attribs.c (lookup_attribute_spec): Take const_tree.
732 2011-03-11 Joseph Myers <joseph@codesourcery.com>
734 * config/sparc/sparc.c (sparc_option_override): Use
735 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
737 2011-03-11 Richard Guenther <rguenther@suse.de>
739 PR tree-optimization/48067
740 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
741 multiplication result will be only used once on the target
744 2011-03-11 Richard Guenther <rguenther@suse.de>
746 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
748 2011-03-11 Richard Guenther <rguenther@suse.de>
751 * tree.c (find_decls_types_r): Do not walk types only reachable
752 from IDENTIFIER_NODEs.
754 2011-03-11 Jakub Jelinek <jakub@redhat.com>
757 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
758 all vnode->force_output nodes as needed.
760 2011-03-11 Jason Merrill <jason@redhat.com>
763 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
764 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
766 2011-03-11 Martin Jambor <mjambor@suse.cz>
768 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
771 2011-03-11 Jakub Jelinek <jakub@redhat.com>
773 PR tree-optimization/48063
774 * ipa-inline.c (cgraph_decide_inlining): Don't try to
775 inline functions called once if !tree_can_inline_p (node->callers).
777 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
779 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
781 * config/score/score3.c: Delete.
782 * config/score/score3.h: Delete.
783 * config/score/mul-div.S: Delete.
784 * config/score/sfp-machine.h: Add new file.
785 * config/score/constraints.md: Add new file.
786 * config/score/t-score-softfp: Add new file.
787 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
788 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
789 (score7_extra_constraint): Delete.
790 (score7_option_override): Remove unused code.
791 * config/score/score.c: Remove score3 and score5 define and code.
792 * config/score/score.h: Remove score3 and score5 define and code.
793 * config/score/score.md: Remove score3 template and unusual insn.
794 * config/score/score.opt: Remove score3 and score5 options.
796 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
798 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
799 when _HPUX_SOURCE is defined.
800 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
802 2011-03-10 Jason Merrill <jason@redhat.com>
805 * stor-layout.c (layout_type): Don't set structural equality
806 on arrays of incomplete type.
807 * tree.c (type_hash_eq): Handle comparing them properly.
809 2011-03-10 Jakub Jelinek <jakub@redhat.com>
812 * config/s390/s390.c (s390_delegitimize_address): Make sure the
813 result mode matches original rtl mode.
815 2011-03-10 Nick Clifton <nickc@redhat.com>
817 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
818 (andsi3, andsi3_flags): Fix timings for three operand alternative.
820 2011-03-09 Jakub Jelinek <jakub@redhat.com>
822 PR rtl-optimization/47866
823 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
824 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
825 if target wasn't scalar.
826 * function.c (assign_stack_temp_for_type): Assert that neither
827 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
828 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
830 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
832 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
834 * config/s390/s390-protos.h (s390_label_align): New prototype.
835 * config/s390/s390.c (s390_label_align): New function.
836 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
838 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
841 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
842 V2DI/V2DF constants. Only all 0's or all 1's are easy.
843 (output_vec_const_move): Ditto.
845 2011-03-08 Anatoly Sokolov <aesok@post.ru>
847 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
848 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
849 * config/mips/mips.c (mips_preferred_reload_class): Make static.
850 Change 'rclass' argument and result type to reg_class_t.
851 (TARGET_PREFERRED_RELOAD_CLASS): Define.
853 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
855 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
856 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
857 (TARGET_MEMORY_MOVE_COST): Define.
858 (avr_register_move_cost, avr_memory_move_cost): New Functions.
860 2011-03-08 Jakub Jelinek <jakub@redhat.com>
863 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
866 PR tree-optimization/48022
867 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
870 2011-03-07 Jakub Jelinek <jakub@redhat.com>
873 * var-tracking.c (find_use_val): Return NULL for
874 cui->sets && cui->store_p BLKmode MEMs.
876 2011-03-07 Anatoly Sokolov <aesok@post.ru>
878 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
880 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
881 xstormy16_print_operand_address): Remove.
882 * config/stormy16/stormy16.c (xstormy16_print_operand,
883 xstormy16_print_operand_address): Make static.
884 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
886 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
889 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
890 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
893 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
896 * cfgloopmanip.c (fix_bb_placements): Return immediately
897 if FROM is BASE_LOOP's header.
899 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
901 * gimplify.c (gimplify_function_tree): Fix building calls
902 to __builtin_return_address.
904 2011-03-07 Alan Modra <amodra@gmail.com>
906 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
907 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
908 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
909 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
911 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
912 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
913 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
914 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
915 * config/rs6000/rs6000.c
916 (rs6000_elf_end_indicate_exec_stack): Rename to..
917 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
918 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
919 (rs6000_file_start): ..here.
920 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
921 file scope variables.
922 (call_ABI_of_interest): New function.
923 (init_cumulative_args): Set above vars when function return value
924 is a float, vector, or small struct.
925 (rs6000_function_arg_advance_1): Likewise for function args.
926 (rs6000_va_start): Set rs6000_passes_float if variable arg function
927 references float args.
929 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
931 * doc/cfg.texi: Remove "See" before @ref.
932 * doc/invoke.texi: Likewise.
934 2011-03-05 Jason Merrill <jason@redhat.com>
936 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
938 2011-03-05 Anthony Green <green@moxielogic.com>
940 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
942 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
944 PR rtl-optimization/47899
945 * cfgloopmanip.c (fix_bb_placements): Fix first argument
946 to flow_loop_nested_p when moving the loop upward.
948 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
951 * arm.md (movhi_insn_arch4): Accept any immediate constant.
953 2011-03-05 Jakub Jelinek <jakub@redhat.com>
955 PR tree-optimization/47967
956 * ipa-cp.c (build_const_val): Return NULL instead of creating
957 VIEW_CONVERT_EXPR for mismatching sizes.
958 (ipcp_create_replace_map): Return NULL if build_const_val failed.
959 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
960 give up on versioning.
962 2011-03-05 Alan Modra <amodra@gmail.com>
965 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
966 full cmodel medium/large lo_sum + high addresses.
968 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
970 * config/s390/s390.c (s390_decompose_address): Reject non-literal
971 pool references in UNSPEC_LTREL_OFFSET.
973 2011-03-04 Jan Hubicka <jh@suse.cz>
976 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
977 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
978 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
979 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
980 cgraph_add_thunk): Add node pointers.
981 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
982 associated to right node.
983 (input_node): Update use of cgraph_same_body_alias
984 and cgraph_add_thunk.
986 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
988 * config/i386/i386.opt (mprefer-avx128): New flag.
989 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
990 when the flag -mprefer-avx128 is on.
992 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
994 * dwarf2out.c (compare_loc_operands): Fix address handling.
996 2011-03-04 Alan Modra <amodra@gmail.com>
998 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
1000 2011-03-04 Richard Guenther <rguenther@suse.de>
1003 * expmed.c (extract_bit_field_1): Prefer vector modes that
1004 vec_extract patterns can handle.
1006 2011-03-04 Richard Guenther <rguenther@suse.de>
1009 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
1011 2011-03-04 Richard Henderson <rth@redhat.com>
1013 * explow.c (emit_stack_save): Remove 'after' parameter.
1014 (emit_stack_restore): Likewise.
1015 * expr.h: Update to match.
1016 * builtins.c, calls.c, stmt.c: Likewise.
1017 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
1018 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
1019 * function.c (expand_function_end): Insert the emit_stack_save
1020 sequence before parm_birth_insn instead of after.
1022 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
1024 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
1025 (ssse3_pmaddubsw128): Ditto.
1026 (ssse3_pmaddubsw): Ditto.
1028 2011-03-03 Steve Ellcey <sje@cup.hp.com>
1030 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
1032 2011-03-03 Jakub Jelinek <jakub@redhat.com>
1035 * gimplify.c (omp_add_variable): Only call omp_notice_variable
1036 on TYPE_SIZE_UNIT if it is a DECL.
1039 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
1040 first operand is not is_gimple_mem_ref_addr, try to fold it.
1041 If the operand still isn't is_gimple_mem_ref_addr, clear
1044 2011-03-03 Richard Guenther <rguenther@suse.de>
1047 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
1049 (refs_may_alias_p_1): For release branches return true if
1050 we are confused by our input.
1052 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1054 * config/s390/s390.c (s390_function_value): Rename to ...
1055 (s390_function_and_libcall_value): ... this.
1056 (s390_function_value): New function.
1057 (s390_libcall_value): New function.
1058 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
1059 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
1060 target macro definitions.
1061 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
1063 2011-03-02 Joseph Myers <joseph@codesourcery.com>
1065 * config/i386/freebsd64.h (CC1_SPEC): Define.
1066 * config/i386/linux64.h (CC1_SPEC): Define.
1067 * config/i386/x86-64.h (CC1_SPEC): Don't define.
1069 2011-03-02 Anatoly Sokolov <aesok@post.ru>
1071 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1073 * config/stormy16/stormy16.c: Include reload.h.
1074 (xstormy16_memory_move_cost): New function.
1075 (TARGET_MEMORY_MOVE_COST): Define.
1077 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
1079 PR rtl-optimization/47925
1080 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
1081 with side effects. Remove the more-specific check for volatile asms.
1083 2011-03-02 Alan Modra <amodra@gmail.com>
1086 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
1087 toc relative addresses for valid offsets.
1089 2011-03-01 Richard Guenther <rguenther@suse.de>
1091 PR tree-optimization/47890
1092 * tree-vect-loop.c (get_initial_def_for_induction): Set
1093 related stmt properly.
1095 2011-03-01 Richard Guenther <rguenther@suse.de>
1098 * lto-streamer.c (lto_record_common_node): Also register
1101 2011-03-01 Richard Guenther <rguenther@suse.de>
1104 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1105 Do not stream DECL_ABSTRACT_ORIGIN.
1106 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1107 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1108 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1109 Do not stream DECL_ABSTRACT_ORIGIN.
1110 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1111 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1113 2011-02-28 Anatoly Sokolov <aesok@post.ru>
1115 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
1116 FUNCTION_VALUE_REGNO_P): Remove.
1117 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
1118 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
1119 Add 'outgoing' argument.
1120 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
1122 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1123 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1125 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
1128 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
1129 (lookup_filename): Likewise.
1130 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
1132 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
1133 Jakub Jelinek <jakub@redhat.com>
1136 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
1137 (assign_stack_local_1): Change last argument type to int.
1138 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
1139 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
1140 don't record padding space into frame_space_list nor use those areas.
1141 (assign_stack_local): Adjust caller.
1142 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
1143 of assign_stack_local, pass 0 as last argument.
1144 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
1147 2011-02-28 Jakub Jelinek <jakub@redhat.com>
1150 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
1151 Use target address_mode and pointer_mode hooks instead of hardcoded
1152 Pmode and ptr_mode. Handle some simple cases of extending if
1153 POINTERS_EXTEND_UNSIGNED < 0.
1154 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
1155 Call convert_debug_memory_address.
1156 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
1157 convert_debug_memory_address.
1160 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
1161 * configure: Regenerated.
1162 * config.in: Regenerated.
1163 * varasm.c (default_function_section): Return NULL
1164 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
1166 2011-02-28 Martin Jambor <mjambor@suse.cz>
1168 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
1169 the description to match the printed values.
1171 2011-02-28 Richard Guenther <rguenther@suse.de>
1173 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
1174 of the copied scope tree.
1176 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1178 * doc/extend.texi (Function Attributes): Avoid deeply (and
1179 wrongly) nested tables.
1181 2011-02-27 Jakub Jelinek <jakub@redhat.com>
1184 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
1185 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
1186 r isn't op0 nor op1.
1188 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1190 * config/avr/avr.md: Remove magic comment for emacs.
1192 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1195 * config/avr/avr.c (avr_option_override): Use error on bad options.
1196 (avr_help): New function.
1197 (TARGET_HELP): Define.
1199 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
1202 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
1203 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
1205 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1207 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
1208 (ARM Options): Ditto.
1209 (i386 and x86-64 Options): Ditto.
1210 (RX Options): Ditto.
1211 (SPARC Options): Ditto.
1213 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
1215 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
1216 FreeBSD 6 and later. Generally use cpu generic.
1218 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1220 * doc/cpp.texi: Update copyright years.
1222 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
1225 * config/lm32/lm32.md (ashrsi3): Added needed variable.
1227 2011-02-25 Jon Beniston <jon@beniston.com>
1230 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
1231 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
1232 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
1233 (lm32_block_move_inline): Add type cast to remove warning.
1234 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
1235 (gen_int_relational): Move declarations to start of function.
1237 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
1239 PR tree-optimization/45470
1240 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1241 can throw internally only.
1242 * tree-vect-stmts.c (vectorizable_call): Likewise.
1244 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1246 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1247 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1248 * config/stormy16/stormy16-protos.h
1249 (xstormy16_preferred_reload_class): Remove.
1250 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1251 static. Change 'rclass' argument and return type to reg_class_t.
1252 (TARGET_PREFERRED_RELOAD_CLASS,
1253 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1255 2011-02-24 Richard Guenther <rguenther@suse.de>
1257 * lto-streamer-in.c (input_bb): Do not find referenced vars
1258 in debug statements.
1260 2011-02-23 Jason Merrill <jason@redhat.com>
1262 * common.opt (fabi-version): Document v5 and v6.
1264 2011-02-23 Richard Guenther <rguenther@suse.de>
1266 PR tree-optimization/47849
1267 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1269 2011-02-23 Jie Zhang <jie@codesourcery.com>
1271 * opts-common.c (decode_cmdline_option): Print empty string
1272 argument as "" in decoded->orig_option_with_args_text.
1273 * gcc.c (execute): Print empty string argument as ""
1274 in the verbose output.
1275 (do_spec_1): Keep empty string argument.
1277 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1279 * config.gcc: Declare score-* and crx-* obsolete.
1281 2011-02-23 Jie Zhang <jie@codesourcery.com>
1283 PR rtl-optimization/47763
1284 * web.c (web_main): Ignore naked clobber when replacing register.
1286 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1288 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1291 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1294 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1296 2011-02-22 Mike Stump <mikestump@comcast.net>
1298 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1300 * configure: Regenerate.
1302 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1304 PR rtl-optimization/46002
1305 * ira-color.c (update_copy_costs): Change class intersection
1306 test to reg_class_contents[] test of 'hard_regno'.
1308 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1310 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1312 * config/hpux11.opt (mt): Likewise.
1313 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1314 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1315 * config/vax/elf.opt (mno-asm-pic): Likewise.
1316 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1318 2011-02-21 Mike Stump <mikestump@comcast.net>
1321 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1322 tree so we can get save the type.
1323 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1324 for CFString instead of trying to use past the end of the builtins.
1325 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1326 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1327 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1328 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1329 Rename to darwin_builtin_cfstring.
1330 (darwin_init_cfstring_builtins): Return the built type.
1332 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1336 (_mm256_insert_epi64): Use _mm_insert_epi64.
1338 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1340 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1341 * config/stormy16/stormy16-protos.h
1342 (xstormy16_mode_dependent_address_p): Remove.
1343 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1344 Make static. Change return type to bool. Change argument type to
1345 const_rtx. Remove dead code.
1346 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1348 2011-02-21 Richard Guenther <rguenther@suse.de>
1351 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1352 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1353 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1355 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1356 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1358 2011-02-20 Richard Guenther <rguenther@suse.de>
1361 * tree.c (free_lang_data_in_decl): Clean builtins from
1362 the TU decl BLOCK_VARS.
1364 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1368 * haifa-sched.c (fix_tick_ready): Skip tick computation
1371 2011-02-19 Richard Guenther <rguenther@suse.de>
1374 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1375 Remove lazy BLOCK_VARS streaming.
1376 (lto_input_ts_block_tree_pointers): Likewise.
1377 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1379 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1381 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1383 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1385 * config/i386/biarch32.h, config/i386/mach.h,
1386 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1388 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1391 * config/i386/i386.md (peephole2 for shift and plus): Use
1392 operands[1] original mode in the first insn.
1394 2011-02-18 Mike Stump <mikestump@comcast.net>
1396 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1398 2011-02-18 Jan Hubicka <jh@suse.cz>
1401 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1402 to zero when the function is not inlinable at all.
1404 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1406 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1407 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1408 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1409 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1410 * config/pa/t-pa64: Likewise.
1411 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1413 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1416 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1418 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1421 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1423 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1425 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1426 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1427 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1428 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1429 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1430 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1431 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1432 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1433 m32r_legitimate_address_p): New functions.
1434 * config/m32r/constraints.md (constraint "S"): Don't use
1435 STORE_PREINC_PREDEC_P.
1436 (constraint "U"): Don't use LOAD_POSTINC_P.
1438 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1440 PR rtl-optimization/46178
1441 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1442 compute ira_hard_regno_cover_class[].
1444 2011-02-18 Richard Guenther <rguenther@suse.de>
1447 * lto-streamer.h (lto_global_var_decls): Declare.
1448 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1449 statics for global var processing.
1451 2011-02-18 Richard Guenther <rguenther@suse.de>
1453 PR tree-optimization/47737
1454 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1455 edge dominance check.
1457 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1460 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1461 avoid invalid rtx sharing.
1463 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1465 * doc/cpp.texi (Obsolete Features): Add background on the
1466 origin of assertions.
1468 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1470 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1472 * config/darwin.c (output_objc_section_asm_op): Added support for
1474 (is_objc_metadata): New.
1475 (darwin_objc2_section): New.
1476 (darwin_objc1_section): New.
1477 (machopic_select_section): Added support for ABI v1 and v2.
1478 (darwin_emit_objc_zeroed): New.
1479 (darwin_output_aligned_bss): Detect objc metadata and treat it
1481 (darwin_asm_output_aligned_decl_common): Same.
1482 (darwin_asm_output_aligned_decl_local): Same.
1483 * config/darwin-sections.def: Updated for ABI v1 and v2.
1484 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1485 compiling Objective-C code for the NeXT runtime, default to using
1486 ABI version 0 for 32-bit, and version 2 for 64-bit.
1488 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1490 * common.opt (optimize_fast): New Variable.
1491 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1492 instead of local variable ofast.
1494 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1496 * doc/invoke.texi (fobjc-abi-version): Documented.
1497 (fobjc-nilcheck): Documented.
1498 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1501 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1504 * common.opt (export-dynamic): New Driver option.
1505 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1507 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1509 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1511 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1512 Jan Hubicka <jh@suse.cz>
1516 * cfgexpand.c (account_used_vars_for_block): Remove.
1517 (estimated_stack_frame_size): Use referenced vars.
1518 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1519 that were referenced in the original function. Test src_fn
1520 rather than cfun. Drop redundant get_var_ann.
1521 (setup_one_parameter): Drop redundant get_var_ann.
1522 (declare_return_variable): Likewise.
1523 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1524 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1525 * ipa-inline.c (compute_inline_parameters): Do not compute
1526 disregard_inline_limits here.
1527 (compute_inlinable_for_current, pass_inlinable): New.
1528 (pass_inline_parameters): Require PROP_referenced_vars.
1529 * cgraphunit.c (cgraph_process_new_functions): Don't run
1530 compute_inline_parameters explicitly unless function is in SSA form.
1531 (cgraph_analyze_function): Set .disregard_inline_limits.
1532 * tree-sra.c (convert_callers): Compute inliner parameters
1533 only for functions already in SSA form.
1535 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1537 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1538 -mlittle-endian-data.
1540 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1542 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1543 -mno-fpu, not -fpu and -no-fpu.
1544 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1545 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1547 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1550 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1551 input reload with PLUS RTX.
1553 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1555 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1556 of InverseVar(MDMX).
1558 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1560 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1563 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1565 * config/mn10300/mn10300.opt (mno-crt0): New.
1567 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1569 * config/m68k/uclinux.opt (static-libc): New Driver option.
1571 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1573 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1575 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1577 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1578 %{muser-extend-enabled}.
1580 2011-02-16 Richard Guenther <rguenther@suse.de>
1582 PR tree-optimization/47738
1583 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1584 the TODO from tree_predictive_commoning.
1586 2011-02-15 Jeff Law <law@redhat.com>
1589 2011-01-25 Jeff Law <law@redhat.com>
1591 PR rtl-optimization/37273
1592 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1593 handle them like argument loads from stack slots. Do not double
1594 count memory for memory constants and argument loads from stack slots.
1596 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1599 * combine.c (cant_combine_insn_p): Revert the last change.
1601 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1604 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1605 mode for vector constants. Remove code that checks for TImode.
1607 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1611 * cgraph.h (compute_inline_parameters): Return void.
1612 * ipa-inline.c (compute_inline_parameters): Adjust.
1614 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1618 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1620 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1621 * ipa-inline.c (compute_inline_parameters): Adjust.
1623 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1627 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1628 Adjust all users. Pass FN to...
1629 * tree-flow-inline.h (first_referenced_var): ... this. Add
1631 * ipa-struct-reorg.c: Adjust.
1632 * tree-dfa.c: Adjust.
1633 * tree-into-ssa.c: Adjust.
1634 * tree-sra.c: Adjust.
1635 * tree-ssa-alias.c: Adjust.
1636 * tree-ssa-live.c: Adjust.
1637 * tree-ssa.c: Adjust.
1638 * tree-ssanames.c: Adjust.
1639 * tree-tailcall.c: Adjust.
1641 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1645 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1647 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1648 * tree-flow-inline.h: Adjust.
1649 * gimple-pretty-print.c: Adjust.
1650 * tree-into-ssa.c: Adjust.
1651 * tree-ssa.c: Adjust.
1652 * cfgexpand.c: Adjust.
1654 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1656 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1657 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1658 (EXTRA_CONSTRAINT): Delete.
1659 * config/iq2000/constraints.md: New file.
1660 * config/iq2000/iq2000.md: Include it.
1661 (define_insn ""): Delete.
1662 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1663 unsupported constraint letters from patterns.
1664 (call_value, call_value_internal1): Likewise.
1665 (call_value_multiple_internal1): Likewise.
1667 2011-02-15 Nick Clifton <nickc@redhat.com>
1669 * config/mn10300/mn10300.c: Include tm-constrs.h.
1670 (struct liw_data): New data structure describing an LIW candidate
1672 (extract_bundle): Use struct liw_data. Allow small integer
1673 operands for some instructions.
1674 (check_liw_constraints): Use struct liw_data. Remove swapped
1675 parameter. Add comments describing the checks. Fix bug when
1676 assigning the source of liw1 to the source of liw2.
1677 (liw_candidate): Delete. Code moved into extract_bundle.
1678 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1680 * config/mn10300/predicates.md (liw_operand): New predicate.
1681 Allows registers and small integer constants.
1682 * config/mn10300/constraints.md (O): New constraint. Accetps
1683 integers in the range -8 to +7 inclusive.
1684 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1685 for moving a small integer into a register. Give this alternative
1687 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1688 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1689 using the J,K,L and M constraints,
1690 (liw): Remove SI mode on second operands to allow for HI and QI
1692 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1695 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1698 * combine.c (cant_combine_insn_p): Check zero/sign extended
1701 2011-02-15 Richard Guenther <rguenther@suse.de>
1703 PR tree-optimization/47743
1704 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1705 for a non-type-compatible VN lookup bail out.
1707 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1709 * config/fr30/constraints.md: New file.
1710 * config/fr30/fr30.md: Include it.
1711 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1712 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1713 (EXTRA_CONSTRAINT): Delete.
1715 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1717 * config/frv/constraints.md: New file.
1718 * config/frv/predicates.md: Include it.
1719 * config/frv/frv.c (reg_class_from_letter): Delete.
1720 (frv_option_override): Don't initialize it.
1721 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1722 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1723 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1724 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1725 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1726 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1727 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1728 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1729 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1730 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1731 (REG_CLASS_FROM_CONSTRAINT): Delete.
1733 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1736 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1737 if frame size is 0 in a leaf function.
1739 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1742 * config/alpha/host-osf.c: New file.
1743 * config/alpha/x-osf: New file.
1744 * config.host (alpha*-dec-osf*): Use it.
1746 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1748 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1749 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1750 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1751 (rx_mode_dependent_address_p): ...this. Make static. Change argument
1753 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1755 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1757 * config/stormy16/constraints.md: New file.
1758 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
1759 Use satisfies_constraint_Q and satisfies_constraint_R.
1760 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
1762 (xstormy16_legitiamte_address_p): Declare.
1763 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
1764 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1765 (EXTRA_CONSTRAINT): Delete.
1766 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
1768 (xstormy16_extra_constraint_p): Delete.
1770 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
1772 PR tree-optimization/46494
1773 * loop-unroll.c (split_edge_and_insert): Adjust comment.
1774 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
1775 (pass_rtl_loop_done): Add TODO_verify_flow.
1776 * fwprop.c (pass_rtl_fwprop): Likewise.
1777 * modulo-sched.c (pass_sms): Likewise.
1778 * tree-ssa-dom.c (pass_dominator): Likewise.
1779 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1780 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
1781 (pass_tree_loop_done): Likewise.
1782 * tree-ssa-pre.c (execute_pre): Likewise.
1783 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1784 * tree-ssa-sink.c (pass_sink_code): Likewise.
1785 * tree-vrp.c (pass_vrp): Likewise.
1787 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1789 * config/v850/constraints.md: New file.
1790 * config/v850/v850.md: Include it.
1791 * config/v850/predicates.md (reg_or_0_operand): Use
1792 satisfies_constraint_G.
1793 (special_symbolref_operand): Use satisfies_constraint_K.
1794 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
1795 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
1796 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
1797 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1798 (EXTRA_CONSTRAINT): Delete.
1799 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
1800 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
1801 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
1803 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1806 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
1809 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
1811 * config/mcore/constraints.md: New file.
1812 * config/mcore/mcore.md: Include it.
1813 * config/mcore/mcore.c (reg_class_from_letter): Delete.
1814 * config/mcore/mcore.h (reg_class_from_letter): Delete.
1815 (REG_CLASS_FROM_LETTER): Delete.
1816 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
1817 insn_const_int_ok_for_constraint.
1818 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
1819 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
1820 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1821 (EXTRA_CONSTRAINT): Delete.
1823 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1826 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
1827 (IS_SIGHANDLER): Define.
1828 (sparc64_is_sighandler): New function, split off from
1829 sparc64_fallback_frame_state.
1830 (sparc_is_sighandler): New function, split off from
1831 sparc_fallback_frame_state.
1832 (sparc64_fallback_frame_state): Merge with ...
1833 (sparc_fallback_frame_state): ... this into ...
1834 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
1835 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
1836 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
1837 stack instead of hardcoded offsets.
1839 2011-02-14 Andriy Gapon <avg@freebsd.org>
1842 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
1844 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1846 * configure: Regenerate.
1848 2011-02-12 Joseph Myers <joseph@codesourcery.com>
1851 * gcc.c (asm_options): Correct spec matching --target-help.
1853 2011-02-12 Martin Jambor <mjambor@suse.cz>
1855 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
1856 to gimple call error.
1858 2011-02-12 Mike Stump <mikestump@comcast.net>
1860 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
1861 comments in backslash regions.
1863 2011-02-12 Mike Stump <mikestump@comcast.net>
1864 Jakub Jelinek <jakub@redhat.com>
1865 Iain Sandoe <iains@gcc.gnu.org>
1868 * dwarf2out.c (output_cfa_loc): When required, apply the
1869 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
1870 (output_loc_sequence): Likewise.
1871 (output_loc_operands_raw): Likewise.
1872 (output_loc_sequence_raw): Likewise.
1873 (output_cfa_loc): Likewise.
1874 (output_loc_list): Suppress register number adjustment when
1875 calling output_loc_sequence()
1876 (output_die): Likewise.
1878 2011-02-12 Anatoly Sokolov <aesok@post.ru>
1880 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1882 * config/xtensa/xtensa.c (xtensa_register_move_cost,
1883 xtensa_memory_move_cost): New functions.
1884 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
1886 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
1889 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
1890 in the current directory.
1891 * configure: Rebuilt.
1893 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1895 * config/darwin.c (darwin_override_options): Add a hunk missed
1896 from the commit of r168571. Trim comment line lengths and
1897 correct indents of the preceding block.
1899 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
1901 * gcc.c (driver_handle_option): Concatenate the argument to -F with
1904 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1906 * common.opt (nostartfiles): New Driver option.
1908 2011-02-11 Xinliang David Li <davidxl@google.com>
1910 PR tree-optimization/47707
1911 * tree-chrec.c (convert_affine_scev): Keep type precision.
1913 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
1915 PR tree-optimization/47420
1916 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
1918 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
1920 PR rtl-optimization/47614
1921 * rtl.h (check_for_inc_dec): Declare.
1922 * dse.c (check_for_inc_dec): Externalize...
1923 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
1924 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
1926 2011-02-11 Joseph Myers <joseph@codesourcery.com>
1929 * gcc.c (main): Do not compile inputs if there were errors in
1931 * opts-common.c (read_cmdline_option): Check for wrong language
1932 after other error checks.
1934 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
1936 * cgraph.c: Fix comment typos.
1937 * cgraph.h: Likewise.
1938 * cgraphunit.c: Likewise.
1939 * ipa-cp.c: Likewise.
1940 * ipa-inline.c: Likewise.
1941 * ipa-prop.c: Likewise.
1942 * ipa-pure-const.c: Likewise.
1943 * ipa-ref.c: Likewise.
1944 * ipa-reference.c: Likewise.
1946 2011-02-11 Jakub Jelinek <jakub@redhat.com>
1949 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
1951 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1954 * doc/sourcebuild.texi (Require Support): Document
1955 dg-require-ascii-locale.
1957 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
1959 * doc/lto.texi (Write summary): Fix missing parentheses.
1961 2011-02-10 DJ Delorie <dj@redhat.com>
1963 * config/m32c/m32c.c (m32c_option_override): Disable
1964 -fcombine-stack-adjustments until flag value tracking and compare
1965 optimization can be rewritten.
1967 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
1969 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
1971 (PROCESSOR_DEFAULT64): Likewise.
1973 2011-02-10 Richard Henderson <rth@redhat.com>
1975 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
1976 change from 2011-02-03.
1977 * config/rx/rx.c (flags_from_code): Likewise.
1978 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
1979 is valid, n/pz otherwise.
1980 (rx_select_cc_mode): Return CCmode if Y is not zero.
1982 2011-02-10 Richard Guenther <rguenther@suse.de>
1984 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
1986 2011-02-10 Richard Guenther <rguenther@suse.de>
1988 PR tree-optimization/47677
1989 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
1991 2011-02-10 Jakub Jelinek <jakub@redhat.com>
1994 * combine.c (make_compound_operation): Only change shifts into
1995 multiplication for SCALAR_INT_MODE_P.
1997 2011-02-10 Jie Zhang <jie@codesourcery.com>
2001 2011-02-05 Jie Zhang <jie@codesourcery.com>
2003 * web.c (entry_register): Don't clobber the number of the
2004 first uninitialized reference in used[].
2006 2011-02-09 Richard Guenther <rguenther@suse.de>
2008 PR tree-optimization/47664
2009 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
2012 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
2016 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
2018 (PROCESSOR_DEFAULT64): Same.
2019 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
2021 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2023 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
2025 2011-02-09 Martin Jambor <mjambor@suse.cz>
2028 * tree-sra.c (struct access): New flags grp_scalar_read and
2029 grp_scalar_write. Changed description of assignment read and write
2031 (dump_access): Dump new flags, reorder all of them.
2032 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
2033 to detect multiple scalar reads.
2034 (analyze_access_subtree): Use the new scalar read write flags instead
2035 of the old flags. Adjusted comments.
2037 2011-02-08 DJ Delorie <dj@redhat.com>
2040 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
2043 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2045 * config/m68k/uclinux.opt: New.
2046 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
2048 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2050 * config/cris/elf.opt (sim): New Driver option.
2052 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2054 * config/xtensa/elf.opt: New.
2055 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
2057 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2059 * config/vax/elf.opt: New.
2060 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2062 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2064 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
2066 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2068 * config/gnu-user.opt: New.
2069 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2070 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
2071 *-*-uclinux*): Use gnu-user.opt.
2073 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
2075 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
2076 * config/i386/gnu.h (CPP_SPEC): Likewise.
2078 2011-02-08 Ian Lance Taylor <iant@google.com>
2080 * common.opt (fcx-limited-range): Add SetByCombined flag.
2081 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
2082 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
2083 (fassociative-math, freciprocal-math): Likewise.
2084 (funsafe-math-optimizations): Likewise.
2085 * opth-gen.awk: Handle SetByCombined.
2086 * optc-gen.awk: Likewise.
2087 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
2088 (set_unsafe_math_optimizations_flags): Likewise.
2089 * doc/options.texi (Option properties): Document SetByCombined.
2091 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2093 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
2094 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
2095 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
2096 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
2097 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2099 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
2101 PR tree-optimization/46834
2102 PR tree-optimization/46994
2103 PR tree-optimization/46995
2104 * graphite-sese-to-poly.c (used_outside_reduction): New.
2105 (detect_commutative_reduction): Call used_outside_reduction.
2106 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
2107 translate_scalar_reduction_to_array only when at least one
2108 loop-phi/close-phi tuple has been detected.
2110 2011-02-08 Richard Guenther <rguenther@suse.de>
2113 * tree-vect-generic.c (expand_vector_operations_1): Update
2115 (expand_vector_operations): ... not here. Cleanup EH info
2116 and the CFG if required.
2118 2011-02-08 Richard Guenther <rguenther@suse.de>
2120 PR tree-optimization/47641
2121 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
2122 require type compatibility.
2124 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2126 * gimple-low.c (lower_function_body): Don't remove the location of
2127 the return statement here.
2128 (lower_gimple_return): Do it here instead but only if the return
2129 statement is actually used twice.
2131 2011-02-08 Richard Guenther <rguenther@suse.de>
2133 PR tree-optimization/47632
2134 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
2135 unused up_to_stmt parameter, return whether cfg-cleanup is
2136 necessary, remove EH info properly.
2137 (forward_propagate_into_gimple_cond): Adjust caller.
2138 (forward_propagate_into_cond): Likewise.
2139 (forward_propagate_comparison): Likewise.
2140 (tree_ssa_forward_propagate_single_use_vars): Make
2141 forward_propagate_comparison case similar to the two others.
2143 2011-02-08 Nick Clifton <nickc@redhat.com>
2145 * config/mn10300/mn10300.opt (mliw): New command line option.
2146 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
2147 (liw_bundling): New automaton.
2148 (liw): New attribute.
2149 (liw_op): New attribute.
2150 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
2151 (movsi_internal): Add LIW attributes.
2155 (addsi3): Separate register and immediate alternatives.
2160 (lshrsi3): Likewise.
2161 (ashrsi3): Likewise.
2163 * config/mn10300/mn10300.c (liw_op_names): New
2164 (mn10300_print_operand): Handle 'W' operand descriptor.
2165 (extract_bundle): New function.
2166 (check_liw_constraints): New function.
2167 (liw_candidate): New function.
2168 (mn10300_bundle_liw): New function.
2169 (mn10300_reorg): New function.
2170 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2171 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
2172 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
2173 __LIW__ or __NO_LIW__.
2174 * doc/invoke.texi: Describe the -mliw command line option.
2176 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2178 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
2179 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
2180 pthread_mutex_unlock): Remove.
2181 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
2182 * config/pa/t-pa64: Likewise.
2183 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
2184 shared libc if not linking against libpthread.
2185 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2187 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
2190 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
2191 on 10.6 and later to ensure that we always use the unwinder from
2192 the system. Only add -no_compact_unwind when tarteting darwin
2195 2011-02-07 Steve Ellcey <sje@cup.hp.com>
2198 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
2199 (vec_interleave_lowv2sf): Ditto.
2200 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
2201 (vec_extract_oddv2sf): Ditto.
2203 2011-02-07 Mike Stump <mikestump@comcast.net>
2206 Add __ieee_divdc3 entry point.
2207 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
2209 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
2210 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
2211 * config/darwin.c (darwin_rename_builtins): Add.
2212 * config/darwin-protos.h (darwin_rename_builtins): Add.
2214 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2217 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
2220 2011-02-07 Mike Stump <mikestump@comcast.net>
2222 * config/darwin.opt (mmacosx-version-min): Update default OS version.
2224 2011-02-07 Denis Chertykov <chertykov@gmail.com>
2227 * config/avr/libgcc.S (exit): Move .endfunc
2229 2011-02-07 Richard Guenther <rguenther@suse.de>
2231 PR tree-optimization/47615
2232 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
2233 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
2234 (run_scc_vn): Initialize it.
2235 (visit_reference_op_load): Use it.
2236 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2238 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2240 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2241 DImode trapping arithmetic libfuncs.
2243 2011-02-07 Richard Guenther <rguenther@suse.de>
2245 PR tree-optimization/47621
2246 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2248 (execute_update_addresses_taken): ... here. Make it more
2249 conservative in what we accept.
2251 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2253 * config/sparc/freebsd.h (ASM_SPEC): Define.
2254 * config/sparc/vxworks.h (ASM_SPEC): Define.
2256 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2258 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2260 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2262 * doc/invoke.texi: Remove reference to compiler internals from
2265 * reg-notes.def: Remove REG_VALUE_PROFILE.
2266 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2268 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2271 * varasm.c (default_section_type_flags): If decl is NULL,
2272 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2274 2011-02-05 Jie Zhang <jie@codesourcery.com>
2277 * web.c (entry_register): Don't clobber the number of the
2278 first uninitialized reference in used[].
2280 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2282 PR tree-optimization/46194
2283 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2284 (build_classic_dist_vector_1): Do not represent classic distance
2285 vectors when the access functions are variating in different loops.
2287 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2289 * config/mips/iris6.opt: New.
2290 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2292 2011-02-04 Richard Henderson <rth@redhat.com>
2293 Steve Ellcey <sje@cup.hp.com>
2296 * config/ia64/predicates.md (mux1_brcst_element): New.
2297 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2298 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2299 (ia64_unpack_sign): New.
2300 (ia64_expand_unpack): Rewrite using new routines.
2301 (ia64_expand_widen_sum): Ditto.
2302 (ia64_expand_dot_prod_v8qi): Ditto.
2303 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2304 routines, add endian check.
2305 (pmpy2_even): Rename from pmpy2_r, add endian check.
2306 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2307 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2308 (vec_widen_smult_hi_v4hi): Ditto.
2309 (vec_widen_umult_lo_v4hi): Ditto.
2310 (vec_widen_umult_hi_v4hi): Ditto.
2311 (mulv2si3): Change endian checks.
2312 (sdot_prodv4hi): Rewrite with new calls.
2313 (udot_prodv4hi): New.
2314 (vec_pack_ssat_v4hi): Add endian check.
2315 (vec_pack_usat_v4hi): Ditto.
2316 (vec_pack_ssat_v2si): Ditto.
2317 (max1_even): Rename from max1_r, add endian check.
2318 (max1_odd): Rename from max1_l, add endian check.
2319 (*mux1_rev): Format change.
2321 (*mux1_shuf): Ditto.
2323 (*mux1_brcst_v8qi): Use new predicate.
2324 (vec_extract_evenv8qi): Remove endian check.
2325 (vec_extract_oddv8qi): Ditto.
2326 (vec_interleave_lowv4hi): Format change.
2327 (vec_interleave_highv4hi): Ditto.
2328 (mix2_even): Rename from mix2_r, add endian check.
2329 (mix2_odd): Rename from mux2_l, add endian check.
2330 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2331 (vec_extract_evenodd_helper): Format change.
2332 (vec_extract_evenv4hi): Remove endian check.
2333 (vec_extract_oddv4hi): Remove endian check.
2334 (vec_interleave_lowv2si): Format change.
2335 (vec_interleave_highv2si): Format change.
2336 (vec_initv2si): Remove endian check.
2337 (vecinit_v2si): Add endian check.
2338 (reduc_splus_v2sf): Add endian check.
2339 (reduc_smax_v2sf): Ditto.
2340 (reduc_smin_v2sf): Ditto.
2341 (vec_initv2sf): Remove endian check.
2342 (fpack): Add endian check.
2343 (fswap): Add endian check.
2344 (vec_interleave_highv2sf): Add endian check.
2345 (vec_interleave_lowv2sf): Add endian check.
2346 (fmix_lr): Add endian check.
2347 (vec_setv2sf): Format change.
2348 (*vec_extractv2sf_0_be): Use shift to extract operand.
2349 (*vec_extractv2sf_1_be): New.
2350 (vec_pack_trunc_v4hi): Add endian check.
2351 (vec_pack_trunc_v2si): Format change.
2353 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2356 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2357 do bb, locus and block comparison and disallow loads if it is not set.
2358 (stmt_is_replaceable_p): New function.
2359 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2361 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2362 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2364 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2366 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2368 * config/rs6000/xilinx.opt: New.
2369 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2371 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2373 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2375 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2377 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2378 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2379 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2380 secondary_reload_info, xtensa_secondary_reload): Remove.
2381 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2382 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2383 (xtensa_preferred_reload_class): Make static. Change return and
2384 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2385 Use CONST_DOUBLE_P predicate.
2386 (xtensa_preferred_output_reload_class): New function.
2387 (xtensa_secondary_reload): Make static.
2389 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2391 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2392 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2393 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2395 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2398 * output.h (SECTION_RELRO): Define.
2399 (SECTION_MACH_DEP): Adjust.
2400 (get_variable_section): New prototype.
2401 * varpool.c (varpool_finalize_named_section_flags): New function.
2402 (varpool_assemble_pending_decls): Call it.
2403 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2404 * cgraphunit.c (cgraph_output_in_order): Call
2405 varpool_finalize_named_section_flags.
2406 * varasm.c (get_section): Allow section flags conflicts between
2407 relro and read-only sections if the section hasn't been declared yet.
2408 Set SECTION_OVERRIDE after diagnosing section type conflict.
2409 (get_variable_section): No longer static.
2410 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2411 readonly sections that need relocations.
2412 (decl_readonly_section_1): New function.
2413 (decl_readonly_section): Use it.
2416 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2417 Steve Ellcey <sje@cup.hp.com>
2420 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2421 if section attribute used.
2423 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2425 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2426 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2427 (darwin_init_sections): Remove assertion.
2429 2011-02-03 Nick Clifton <nickc@redhat.com>
2431 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2433 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2434 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2435 instead of "n" and "pz".
2436 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2439 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2442 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2443 fma, expand FMA_EXPR as fma{,f,l} call.
2446 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2447 copy them into a unsigned char variable and pass address of it to
2448 lto_output_data_stream.
2451 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2452 around backend_init_target and lang_dependent_init_target calls.
2453 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2454 (verify_cgraph_node): Don't call set_cfun here. Use
2455 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2456 Set error_found for incorrectly represented calls to thunks.
2458 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2461 PR rtl-optimization/43494
2462 * rtl.h (for_each_inc_dec_fn): New type.
2463 (for_each_inc_dec): Declare.
2464 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2465 (for_each_inc_dec_find_inc_dec): New fn.
2466 (for_each_inc_dec_find_mem): New fn.
2467 (for_each_inc_dec): New fn.
2468 * dse.c (struct insn_size): Remove.
2469 (replace_inc_dec, replace_inc_dec_mem): Remove.
2470 (emit_inc_dec_insn_before): New fn.
2471 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2472 (canon_address): Pass mem modes to cselib_lookup.
2473 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2474 (cselib_lookup_from_insn): Likewise.
2475 (cselib_subst_to_values): Likewise.
2476 * cselib.c (find_slot_memmode): New var.
2477 (cselib_find_slot): New fn. Use it instead of
2478 htab_find_slot_with_hash everywhere.
2479 (entry_and_rtx_equal_p): Use find_slot_memmode.
2480 (autoinc_split): New fn.
2481 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2482 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2483 Deal with autoinc. Special-case recursion into MEMs.
2484 (cselib_hash_rtx): Likewise.
2485 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2486 address and MEM modes.
2487 (cselib_subst_to_values): Add memmode, pass it on.
2489 (cselib_lookup): Add memmode argument, pass it on.
2490 (cselib_lookup_from_insn): Add memmode.
2491 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2492 (struct cselib_record_autoinc_data): New.
2493 (cselib_record_autoinc_cb): New fn.
2494 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2495 mode to cselib_lookup. Reset autoinced REGs here instead of...
2496 (cselib_process_insn): ... here.
2497 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2499 (add_uses): Likewise, also to cselib_subst_to_values.
2500 (add_stores): Likewise.
2501 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2502 cselib_subst_to_values.
2503 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2504 * gcse.c (do_local_cprop): Adjusted.
2505 * postreload.c (reload_cse_simplify_set): Adjusted.
2506 (reload_cse_simplify_operands): Adjusted.
2507 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2509 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2511 PR tree-optimization/45122
2512 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2513 unsafe assumptions when there's more than one loop exit.
2515 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2518 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2519 Document using vector double with the load/store builtins, and
2520 that the load/store builtins always use Altivec instructions.
2522 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2523 to use altivec memory instructions, even on VSX.
2524 (vector_altivec_store_<mode>): Ditto.
2526 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2529 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2530 V2DF, V2DI support to load/store overloaded builtins.
2532 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2533 altivec load/store builtins for V2DF/V2DI types.
2535 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2536 set avoid indexed addresses on power6 if -maltivec.
2537 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2538 vector_altivec_load/vector_altivec_store builtins.
2539 (altivec_expand_st_builtin): Ditto.
2540 (altivec_expand_builtin): Add VSX memory builtins.
2541 (rs6000_init_builtins): Add V2DI types to internal types.
2542 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2543 load/store builtins.
2544 (rs6000_address_for_altivec): Insure memory address is appropriate
2547 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2548 vec_vsx_ld and vec_vsx_st.
2549 (vsx_store_<mode>): Ditto.
2551 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2552 variables to hold long long types for VSX vector memory builtins.
2553 (RS6000_BTI_unsigned_long_long): Ditto.
2554 (long_long_integer_type_internal_node): Ditti.
2555 (long_long_unsigned_type_internal_node): Ditti.
2557 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2558 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2559 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2561 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2563 (vec_vsx_st): Ditto.
2565 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2567 * config/pa/pa-hpux10.opt: New.
2568 * config/hpux11.opt (pthread): New Driver option.
2569 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2570 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2572 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2574 * config/ia64/vms.opt: New.
2575 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2577 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2580 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2581 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2582 generator functions.
2583 (vsx_floatuns<VSi><mode>2): Ditto.
2584 (vsx_fix_trunc<mode><VSi>2): Ditto.
2585 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2587 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2589 * config/i386/djgpp.opt (posix): New Driver option.
2591 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2593 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2594 Move to the unsupported targets list.
2596 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2598 PR rtl-optimization/47525
2599 * df-scan.c: Update copyright years.
2600 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2601 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2603 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2605 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2606 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2607 (ASM_OUTPUT_ASCII): Remove.
2608 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2610 2011-02-02 Jeff Law <law@redhat.com>
2613 * reload.c (find_reloads_address): Handle reg+d address where both
2614 components are invalid by reloading the entire address.
2616 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2617 Richard Guenther <rguenther@suse.de>
2619 PR tree-optimization/40979
2621 * passes.c (init_optimization_passes): After LIM call copy_prop
2622 and DCE to clean up.
2623 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2625 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2627 PR tree-optimization/47576
2628 PR tree-optimization/47555
2629 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2630 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2631 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2632 * tree-scalar-evolution.c (follow_ssa_edge): Use
2633 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2635 2011-02-02 Richard Guenther <rguenther@suse.de>
2637 PR tree-optimization/47566
2638 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2640 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2644 * tree-inline.c (declare_return_variable): Remove unused caller
2649 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2650 * cfgexpand.c (account_used_vars_for_block): Use them.
2651 * tree-nrv.c (tree_nrv): Likewise.
2652 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2653 (dump_scope_block): Likewise.
2654 (remove_unused_locals): Likewise.
2658 * tree-inline.c (declare_return_variable): Add result decl to
2659 local decls only once.
2660 * gimple-low.c (record_vars_into): Mark newly-created variables
2663 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2669 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2671 (no_real_insns_p, schedule_block, set_priorities): Drop special
2672 treatment of boundary debug insns.
2673 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2674 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2675 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2676 (BOUNDARY_DEBUG_INSN_P): Likewise.
2677 (SCHEDULE_DEBUG_INSN_P): Likewise.
2678 * sched-rgn.c (init_ready_list): Drop special treatment of
2679 boundary debug insns.
2680 * final.c (rest_of_clean_state): Clear notes' BB.
2682 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2684 * config/openbsd.opt (assert=): New Driver option.
2686 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2688 * config/i386/nto.opt: New.
2689 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2691 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2693 * config/i386/netware.opt: New.
2694 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2696 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2698 * config/interix.opt (posix): New Driver option.
2700 2011-02-01 DJ Delorie <dj@redhat.com>
2702 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2704 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2707 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2709 PR tree-optimization/47561
2710 * toplev.c (process_options): Print the Graphite flags. Add
2711 flag_loop_flatten to the list of options requiring Graphite.
2713 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2715 * config/i386/cygming.opt (posix): New Driver option.
2717 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2719 * config/arm/vxworks.opt: New.
2720 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2722 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2724 * config/alpha/elf.opt: New.
2725 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2726 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2728 2011-02-01 Richard Guenther <rguenther@suse.de>
2730 PR tree-optimization/47559
2731 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2732 store-motion on references that can throw.
2734 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2736 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2737 * tree-pass.h (TDF_CSELIB): New macro.
2738 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2739 cselib_lookup): Check for it rather than for TDF_DETAILS.
2741 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2744 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2747 * opts.c (finish_options): Don't add x_aux_base_name if it is
2750 2011-02-01 Richard Guenther <rguenther@suse.de>
2752 PR tree-optimization/47555
2754 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
2756 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2758 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
2761 * config/lm32/t-lm32: Add multilib for all CPU options.
2763 2011-02-01 Richard Guenther <rguenther@suse.de>
2765 PR tree-optimization/47541
2766 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
2767 sure to have a field at offset zero.
2769 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2771 * config/arc/arc.opt (EB, EL): New Driver options.
2773 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2775 * config/alpha/osf5.opt: New.
2776 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
2778 2011-01-31 Joseph Myers <joseph@codesourcery.com>
2780 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
2782 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
2784 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
2786 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
2787 is an alias of -floop-interchange and that it requires the
2788 Graphite infrastructure.
2789 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
2790 flag_loop_interchange based on the value of flag_tree_loop_linear.
2792 2011-01-31 Jakub Jelinek <jakub@redhat.com>
2793 Richard Guenther <rguenther@suse.de>
2795 PR tree-optimization/47538
2796 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
2797 type instead of r1type, except for comparisons. For right
2798 shifts and comparisons punt if there are mismatches in
2799 sizetype vs. non-sizetype types.
2801 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2803 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2806 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2808 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
2810 * configure: Regenerate.
2812 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2814 * configure.ac (gcc_cv_ld_static_option): Define.
2815 (gcc_cv_ld_dynamic_option): Define.
2816 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
2818 (HAVE_LD_STATIC_DYNAMIC): Update message.
2819 (LD_STATIC_OPTION): Define.
2820 (LD_DYNAMIC_OPTION): Define.
2821 * configure: Regenerate.
2822 * config.in: Regenerate.
2823 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
2824 HAVE_LD_STATIC_DYNAMIC]: Use them.
2826 2011-01-31 Nick Clifton <nickc@redhat.com>
2828 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
2829 registers inside interrupt handlers if the handler is not a leaf
2832 2011-01-31 Nick Clifton <nickc@redhat.com>
2834 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
2835 reg_renumber returning an INVALID_REGNUM.
2837 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2840 * doc/install.texi: Document host options discarded when cross
2841 configuring target libraries.
2843 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
2846 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
2849 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2851 (no_real_insns_p, schedule_block, set_priorities): Drop special
2852 treatment of boundary debug insns.
2853 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2854 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
2855 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2856 (BOUNDARY_DEBUG_INSN_P): Likewise.
2857 (SCHEDULE_DEBUG_INSN_P): Likewise.
2858 * sched-rgn.c (init_ready_list): Drop special treatment of
2859 boundary debug insns.
2860 * final.c (rest_of_clean-state): Clear notes' BB.
2862 2011-01-31 Alan Modra <amodra@gmail.com>
2864 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
2865 toc relative expressions as we do in print_operand_address.
2867 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
2869 * doc/extend.texi: Follow spelling conventions.
2870 * doc/invoke.texi: Fix a typo.
2872 2011-01-30 Joseph Myers <joseph@codesourcery.com>
2874 * config/hpux11.opt: New.
2875 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
2876 ia64*-*-hpux*): Use hpux11.opt.
2878 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
2880 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
2883 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2885 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
2888 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2890 * doc/install.texi (Binaries): Remove outdated reference for
2891 Motorola 68HC11/68HC12 downloads.
2893 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
2895 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
2898 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
2901 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
2904 2011-01-28 Ahmad Sharif <asharif@google.com>
2906 * value-prof.c (check_counter): Corrected error message.
2908 2011-01-29 Jie Zhang <jie@codesourcery.com>
2910 * config/arm/arm.c (arm_legitimize_reload_address): New.
2911 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
2912 arm_legitimize_reload_address.
2913 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
2915 2011-01-28 Ian Lance Taylor <iant@google.com>
2917 * godump.c (go_define): Ignore macros whose definitions include
2918 two adjacent operands.
2920 2011-01-28 Jakub Jelinek <jakub@redhat.com>
2923 * varasm.c (force_const_mem): Store copy of x in desc->constant
2924 instead of x itself.
2925 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
2926 itself into REG_EQUAL note.
2928 2011-01-28 Joseph Myers <joseph@codesourcery.com>
2930 * config/freebsd.opt (posix, rdynamic): New Driver options.
2932 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2934 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
2936 * configure: Regenerate.
2938 2011-01-27 Joseph Myers <joseph@codesourcery.com>
2940 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
2941 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
2943 2011-01-27 Anatoly Sokolov <aesok@post.ru>
2945 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
2946 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
2947 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2948 (s390_preferred_reload_class): Make static. Change return and
2949 'rclass' argument type to reg_class_t.
2951 2011-01-27 Jan Hubicka <jh@suse.cz>
2954 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
2955 (process_function_and_variable_attributes): Check defined weakrefs.
2957 2011-01-27 Martin Jambor <mjambor@suse.cz>
2959 PR tree-optimization/47228
2960 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
2961 build_ref_for_offset.
2963 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2965 * config/spu/spu-elf.h (ASM_SPEC): Remove.
2967 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
2969 PR rtl-optimization/46856
2970 * postreload.c (reload_combine_recognize_const_pattern): Do not
2971 separate cc0 setter and user on cc0 targets.
2973 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
2976 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
2977 passed a VOID_TYPE expression, immediately emit an error and
2978 return error_mark_node.
2980 2011-01-26 Jeff Law <law@redhat.com>
2982 PR rtl-optimization/47464
2983 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
2984 rather than may_trap_p as needed.
2986 2011-01-26 DJ Delorie <dj@redhat.com>
2988 PR rtl-optimization/46878
2989 * combine.c (insn_a_feeds_b): Check for the implicit cc0
2990 setter/user dependency as well.
2992 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
2994 PR rtl-optimization/44469
2995 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
2996 after removing trivially dead basic blocks.
2998 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3000 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
3001 * config/frv/frv.h (LINK_SPEC): Likewise.
3002 * config/i386/netware.h (LINK_SPEC): Likewise.
3003 * config/m68k/linux.h (ASM_SPEC): Likewise.
3004 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3005 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3006 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3007 * config/sparc/linux.h (ASM_SPEC): Likewise.
3008 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3009 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3011 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3013 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
3014 * config/frv/frv.h (ASM_SPEC): Likewise.
3015 * config/m68k/linux.h (ASM_SPEC): Likewise.
3016 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3017 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
3018 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3019 * config/sparc/linux.h (ASM_SPEC): Likewise.
3020 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3021 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3023 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3025 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
3026 * config/frv/frv.h (LINK_SPEC): Likewise.
3027 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3029 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3031 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
3032 * config/frv/frv.h (ASM_SPEC): Likewise.
3033 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
3034 * config/m68k/linux.h (ASM_SPEC): Likewise.
3035 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3036 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
3037 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3038 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
3039 * config/sparc/linux.h (ASM_SPEC): Likewise.
3040 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3041 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3042 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
3044 2011-01-26 Steve Ellcey <sje@cup.hp.com>
3047 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
3049 (vec_extract_evenodd_help): Ditto.
3050 (vec_extract_evenv4hi): Ditto.
3051 (vec_extract_oddv4hi): Ditto.
3052 (vec_interleave_lowv2si): Ditto.
3053 (vec_interleave_highv2si): Ditto.
3054 (vec_extract_evenv2si): Ditto.
3055 (vec_extract_oddv2si: Ditto.
3056 (vec_pack_trunc_v2si): Ditto.
3058 2011-01-22 Jan Hubicka <jh@suse.cz>
3061 * cgraph.h (cgraph_local_info): New field can_change_signature.
3062 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
3063 signature can change.
3064 (ipcp_estimate_growth): Call sequence simplify only if calle signature
3066 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
3067 (cgraph_function_versioning): We can not change signature of functions
3068 that don't allow that.
3069 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
3070 (lto_input_node): Likewise.
3071 * ipa-inline.c (compute_inline_parameters): Compute
3072 local.can_change_signature.
3073 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
3074 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
3075 functions that can not change signature.
3076 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
3077 init_cumulative_args): Do not use local calling conventions
3078 for functions that can not change signature.
3080 2011-01-22 Jan Hubicka <jh@suse.cz>
3082 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
3084 2011-01-26 Richard Guenther <rguenther@suse.de>
3086 PR tree-optimization/47190
3087 * cgraphunit.c (process_common_attributes): New function.
3088 (process_function_and_variable_attributes): Use it.
3090 2011-01-26 Richard Guenther <rguenther@suse.de>
3093 * cgraphbuild.c (record_eh_tables): Record reference to personality
3096 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
3099 * sel-sched.c (moveup_expr): Don't let debug insns prevent
3100 non-debug insns from moving up.
3102 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3105 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
3106 t-dlldir{,-x} fragment for build and add it to tmake_file.
3107 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
3108 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
3109 * config/i386/t-dlldir: New file.
3110 (SHLIB_DLLDIR): Define.
3111 * config/i386/t-dlldir-x: New file.
3112 (SHLIB_DLLDIR): Define.
3113 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
3114 (SHLIB_INSTALL): Use it.
3116 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
3119 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
3120 lower bound of the allowed Thumb-2 coprocessor load/store
3121 index range to -256. Add explaining comment.
3123 2011-01-25 Ian Lance Taylor <iant@google.com>
3125 * godump.c (go_define): Improve lexing of macro expansion to only
3126 accept expressions which match Go spec.
3128 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3131 * tree.c (handle_dll_attribute): Handle it.
3132 * doc/extend.texi (@item dllexport): Mention it.
3133 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
3135 2011-01-25 Ian Lance Taylor <iant@google.com>
3137 PR tree-optimization/26854
3138 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
3139 (decl_jump_unsafe): Move higher in file, with no other change.
3140 (bind): Set has_jump_unsafe_decl if appropriate.
3141 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
3142 (check_earlier_gotos): Likewise.
3143 (c_check_switch_jump_warnings): Likewise.
3145 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
3147 * doc/invoke.texi (Warning Options): Add missing hyphen.
3148 (-fprofile-dir): Minor grammatical fixes.
3149 (-fbranch-probabilities): Likewise.
3151 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3155 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3157 (no_real_insns_p, schedule_block, set_priorities): Drop special
3158 treatment of boundary debug insns.
3159 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3160 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3161 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3162 (BOUNDARY_DEBUG_INSN_P): Likewise.
3163 (SCHEDULE_DEBUG_INSN_P): Likewise.
3164 * sched-rgn.c (init_ready_list): Drop special treatment of
3165 boundary debug insns.
3166 * final.c (rest_of_clean-state): Clear notes' BB.
3168 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3170 * Makefile.in (LAMBDA_H): Removed.
3171 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
3172 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
3173 lambda-trans.o, and tree-loop-linear.o.
3174 (lto-symtab.o): Remove dependence on LAMBDA_H.
3175 (tree-loop-linear.o): Remove rule.
3176 (lambda-mat.o): Same.
3177 (lambda-trans.o): Same.
3178 (lambda-code.o): Same.
3179 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
3180 (tree-vect-slp.o): Same.
3181 * hwint.h (gcd): Moved here.
3182 (least_common_multiple): Same.
3183 * lambda-code.c: Removed.
3184 * lambda-mat.c: Removed.
3185 * lambda-trans.c: Removed.
3186 * lambda.h: Removed.
3187 * tree-loop-linear.c: Removed.
3188 * lto-symtab.c: Do not include lambda.h.
3189 * omega.c (gcd): Removed.
3190 * passes.c (init_optimization_passes): Remove pass_linear_transform.
3191 * tree-data-ref.c (print_lambda_vector): Moved here.
3192 (lambda_vector_copy): Same.
3193 (lambda_matrix_copy): Same.
3194 (lambda_matrix_id): Same.
3195 (lambda_vector_first_nz): Same.
3196 (lambda_matrix_row_add): Same.
3197 (lambda_matrix_row_exchange): Same.
3198 (lambda_vector_mult_const): Same.
3199 (lambda_vector_negate): Same.
3200 (lambda_matrix_row_negate): Same.
3201 (lambda_vector_equal): Same.
3202 (lambda_matrix_right_hermite): Same.
3203 * tree-data-ref.h: Do not include lambda.h.
3204 (lambda_vector): Moved here.
3205 (lambda_matrix): Same.
3206 (dependence_level): Same.
3207 (lambda_transform_legal_p): Removed declaration.
3208 (lambda_collect_parameters): Same.
3209 (lambda_compute_access_matrices): Same.
3210 (lambda_vector_gcd): Same.
3211 (lambda_vector_new): Same.
3212 (lambda_vector_clear): Same.
3213 (lambda_vector_lexico_pos): Same.
3214 (lambda_vector_zerop): Same.
3215 (lambda_matrix_new): Same.
3216 * tree-flow.h (least_common_multiple): Removed declaration.
3217 * tree-parloops.c (lambda_trans_matrix): Moved here.
3219 (LTM_ROWSIZE): Same.
3220 (LTM_COLSIZE): Same.
3221 (LTM_DENOMINATOR): Same.
3222 (lambda_trans_matrix_new): Same.
3223 (lambda_matrix_vector_mult): Same.
3224 (lambda_transform_legal_p): Same.
3225 * tree-pass.h (pass_linear_transform): Removed declaration.
3226 * tree-ssa-loop.c (tree_linear_transform): Removed.
3227 (gate_tree_linear_transform): Removed.
3228 (pass_linear_transform): Removed.
3229 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
3230 flag_loop_interchange.
3232 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3234 PR tree-optimization/47265
3235 PR tree-optimization/47443
3236 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
3237 if name still has some uses.
3239 2011-01-25 Martin Jambor <mjambor@suse.cz>
3241 PR tree-optimization/47382
3242 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3243 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3245 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3247 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3248 sjlj_except_unwind_info.
3250 2011-01-25 Richard Guenther <rguenther@suse.de>
3252 PR tree-optimization/47426
3253 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3254 visible functions results escape.
3256 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3259 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3260 (arm_get_frame_offsets): Use it.
3262 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3263 Jakub Jelinek <jakub@redhat.com>
3265 PR tree-optimization/47271
3266 * tree-if-conv.c (bb_postdominates_preds): New.
3267 (if_convertible_bb_p): Call bb_postdominates_preds.
3268 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3269 (predicate_scalar_phi): Call bb_postdominates_preds.
3271 2011-01-25 Nick Clifton <nickc@redhat.com>
3273 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3274 * config/rx/rx.c (rx_function_value): Likewise.
3275 (rx_promote_function_mode): Likewise.
3276 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3277 in order to make it legitimate.
3278 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3279 make sure that the first operand is the same as the result register.
3280 (addsi3_unspec): Delete.
3281 (subdi3): Do not accept immediate operands.
3282 (subdi3_internal): Likewise.
3284 2011-01-25 Jeff Law <law@redhat.com>
3286 PR rtl-optimization/37273
3287 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3288 handle them like argument loads from stack slots. Do not double
3289 count memory for memory constants and argument loads from stack slots.
3291 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3293 PR tree-optimization/47427
3294 PR tree-optimization/47428
3295 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3296 coalesce if the new root var would be TREE_READONLY.
3298 2011-01-25 Richard Guenther <rguenther@suse.de>
3301 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3302 correct type for TBAA.
3304 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3306 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3307 (close_phi_written_to_memory): Call for_each_index with
3308 dr_indices_valid_in_loop.
3310 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3312 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3313 when it is initialized.
3315 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3317 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3318 call to graphite_find_data_references_in_stmt.
3319 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3320 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3321 call to graphite_find_data_references_in_stmt.
3322 (analyze_drs_in_stmts): Same.
3323 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3324 in which the scalar analysis of indices is performed.
3325 (create_data_ref): Same. Update call to dr_analyze_indices.
3326 (find_data_references_in_stmt): Update call to create_data_ref.
3327 (graphite_find_data_references_in_stmt): Same.
3328 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3330 (create_data_ref): Same.
3331 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3332 call to create_data_ref.
3334 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3336 * graphite-sese-to-poly.c (build_poly_scop): Move
3337 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3339 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3341 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3342 VAR_DECL, PARM_DECL, and RESULT_DECL.
3344 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3346 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3348 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3349 that have already been marked as PBB_IS_REDUCTION.
3351 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3353 * graphite-scop-detection.c (same_close_phi_node): New.
3354 (remove_duplicate_close_phi): New.
3355 (make_close_phi_nodes_unique): New.
3356 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3358 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3360 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3361 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3362 of both data references to be the same.
3364 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3366 * graphite-dependences.c (build_lexicographical_constraint): Remove
3368 (build_lexicographical_constraint): Adjust call to
3369 ppl_powerset_is_empty.
3370 (dependence_polyhedron): Same.
3371 (graphite_legal_transform_dr): Same.
3372 (graphite_carried_dependence_level_k): Same.
3373 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3375 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3377 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3379 * graphite-sese-to-poly.c
3380 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3381 (close_phi_written_to_memory): New.
3382 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3385 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3387 * doc/install.texi: Update the expected version number of PPL to 0.11.
3388 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3389 #if PPL_VERSION_MINOR < 11.
3391 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3393 * graphite-dependences.c: Include graphite-cloog-util.h.
3394 (new_poly_ddr): Inlined into dependence_polyhedron.
3395 (free_poly_ddr): Moved close by new_poly_ddr.
3396 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3397 Early return NULL when ppl_powerset_is_empty returns true.
3398 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3399 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3400 (graphite_legal_transform_dr): Call new_poly_ddr.
3401 (graphite_carried_dependence_level_k): Same.
3402 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3403 (dot_transformed_deps_stmt_1): Removed.
3404 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3405 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3406 (dot_deps_1): Call dot_deps_2.
3407 * Makefile.in (graphite-dependences.o): Add missing dependence on
3408 graphite-cloog-util.h.
3410 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3412 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3413 (build_lexicographical_constraint): Same.
3414 (dependence_polyhedron_1): Same.
3415 (graphite_legal_transform_dr): Same.
3416 (graphite_carried_dependence_level_k): Same.
3417 * graphite-ppl.c (ppl_powerset_is_empty): New.
3418 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3419 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3421 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3423 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3424 the "a followed by b" relation and document it.
3426 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3428 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3429 iteration when the bag of constraints is empty.
3431 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3433 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3435 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3437 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3438 nest and two loop depths as parameters.
3439 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3440 lst_perfect_nestify.
3442 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3444 * graphite-dependences.c (print_pddr): Call
3445 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3447 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3449 * graphite-ppl.c (debug_gmp_value): New.
3450 * graphite-ppl.h (debug_gmp_value): Declared.
3452 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3454 * doc/install.texi: Document availability of cloog-0.16.
3456 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3458 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3459 invalid postdominance info.
3461 2011-01-24 Jan Hubicka <jh@suse.cz>
3464 * doc/extend.texi (weak pragma): Drop claim that it must
3465 appear before definition.
3466 * varasm.c (merge_weak, declare_weak): Only sanity check
3467 that DECL is not output at a time it is declared weak.
3469 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3471 * machmode.def: Fixed comments.
3473 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3475 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3477 2011-01-24 Paul Koning <ni1d@arrl.net>
3479 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3482 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3485 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3486 (block_info): Add scanned and prev.
3487 (move_or_delete_vzeroupper_2): Return if the basic block
3488 has been scanned and the upper 128bit state is unchanged
3490 (move_or_delete_vzeroupper_1): Return true if the exit
3492 (move_or_delete_vzeroupper): Visit basic blocks using the
3493 work-list based algorithm based on vt_find_locations in
3496 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3498 2011-01-24 Nick Clifton <nickc@redhat.com>
3500 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3501 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3502 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3503 then define __v850e1__.
3504 * doc/invoke.texi: Document -mv850es.
3506 2011-01-24 Richard Henderson <rth@redhat.com>
3508 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3509 compound unordered comparisons.
3510 * config/rx/rx.c (rx_split_fp_compare): Remove.
3511 * config/rx/rx-protos.h: Update.
3512 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3513 (cbranchsf4): Don't call rx_split_fp_compare.
3514 (*cbranchsf4): Use rx_split_cbranch.
3515 (*cmpsf): Don't accept "i" constraint.
3516 (*conditional_branch): Only valid after reload.
3517 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3519 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3522 * config/rs6000/altivec.md (vector constant splitters): Add
3523 support for creating vector single precision constants if -mvsx is
3524 used and we would create the constant using Altivec primitives.
3526 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3527 Richard Sandiford <rdsandiford@googlemail.com>
3529 PR rtl-optimization/47166
3530 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3531 mechanism for PRE_MODIFY and POST_MODIFY.
3532 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3535 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3537 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3539 2011-01-22 Jan Hubicka <jh@suse.cz>
3542 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3544 2011-01-22 Jan Hubicka <jh@suse.cz>
3546 PR tree-optimization/43884
3548 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3549 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3551 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3553 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3554 * config/s390/s390.c (s390_register_move_cost,
3555 s390_memory_move_cost): New.
3556 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3558 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3561 * except.c (sjlj_assign_call_site_values): Move setting the
3562 crtl->uses_eh_lsda flag to ...
3563 (sjlj_mark_call_sites): ... here.
3564 (sjlj_emit_function_enter): Support NULL dispatch label.
3565 (sjlj_build_landing_pads): In a function with no landing pads
3566 that still has must-not-throw regions, generate code to register
3567 a personality function with empty LSDA.
3569 2011-01-21 Richard Henderson <rth@redhat.com>
3571 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3573 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3575 * compare-elim.c: New file.
3576 * Makefile.in (OBJS-common): Add it.
3577 (compare-elim.o): New.
3578 * common.opt (fcompare-elim): New.
3579 * opts.c (default_options_table): Add OPT_fcompare_elim.
3580 * tree-pass.h (pass_compare_elim_after_reload): New.
3581 * passes.c (init_optimization_passes): Add it.
3582 * recog.h: Protect against re-inclusion.
3583 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3584 * doc/invoke.texi (-fcompare-elim): Document it.
3585 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3586 * doc/tm.texi: Rebuild.
3588 2011-01-22 Nick Clifton <nickc@redhat.com>
3590 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3591 rx_split_fp_compare.
3593 2011-01-22 Nick Clifton <nickc@redhat.com>
3595 * config/rx/rx.md (UNSPEC_CONST): New.
3596 (deallocate_and_return): Wrap the amount popped off the stack in
3597 an UNSPEC_CONST in order to stop it being rejected by
3598 -mmax-constant-size.
3599 (pop_and_return): Add a "(return)" rtx.
3600 (call): Drop the immediate operand.
3601 (call_internal): Likewise.
3602 (call_value): Likewise.
3603 (call_value_internal): Likewise.
3604 (sibcall_internal): Likewise.
3605 (sibcall_value_internal): Likewise.
3606 (sibcall): Likewise. Generate an explicit call using
3608 (sibcall_value): Likewise.
3609 (mov<>): FAIL if a constant operand is not legitimate.
3610 (addsi3_unpsec): New pattern.
3612 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3613 (ok_for_max_constant): New function.
3614 (gen_safe_add): New function.
3615 (rx_expand_prologue): Use gen_safe_add.
3616 (rx_expand_epilogue): Likewise.
3617 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3620 2011-01-21 Jeff Law <law@redhat.com>
3622 PR tree-optimization/47053
3623 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3624 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3625 statements are deleted.
3626 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3627 is nonempty, then purge dead edges and cleanup the CFG.
3629 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3633 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3635 * tree-dfa.c (create_var_ann): Mark variable as used.
3637 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3640 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3641 notes from other section in hot/cold partitioning even if
3642 last_action is -3. Increment call_site_base.
3644 PR rtl-optimization/47366
3645 * fwprop.c (forward_propagate_into): Return bool. If
3646 any changes are made, -fnon-call-exceptions is used and
3647 REG_EH_REGION note is present, call purge_dead_edges
3648 and return true if it purged anything.
3649 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3650 any EH edges were purged.
3652 2011-01-21 Jeff Law <law@redhat.com>
3654 PR rtl-optimization/41619
3655 * caller-save.c (setup_save_areas): Break out code to determine
3656 which hard regs are live across calls by examining the reload chains
3657 so that it is always used.
3658 Eliminate code which checked REG_N_CALLS_CROSSED.
3660 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3662 PR tree-optimization/47355
3663 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3664 NOP has non-debug uses beyond PHIs in new_bb.
3666 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3669 * cfgexpand.c (account_used_vars_for_block): Only account vars
3670 that are annotated as used.
3671 (estimated_stack_frame_size): Don't set TREE_USED.
3672 * tree-dfa.c (create_var_ann): Mark variable as used.
3674 2011-01-21 Richard Guenther <rguenther@suse.de>
3677 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3679 2011-01-21 Richard Guenther <rguenther@suse.de>
3681 PR tree-optimization/47365
3682 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3683 (vn_reference_lookup_pieces): Adjust.
3684 (vn_reference_lookup): Likewise.
3685 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3686 (vn_reference_lookup_3): Only look through kills if in
3687 VN_WALKREWRITE mode.
3688 (vn_reference_lookup_pieces): Adjust.
3689 (vn_reference_lookup): Likewise.
3690 (visit_reference_op_load): Likewise.
3691 (visit_reference_op_store): Likewise.
3692 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3693 (compute_avail): Likewise.
3694 (eliminate): Likewise.
3696 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3698 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3699 DECL_IGNORED_P non-reg vars if they are used.
3701 PR tree-optimization/47391
3702 * varpool.c (const_value_known_p): Return false if
3705 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3708 * config/i386/i386.c (ix86_local_alignment): Handle
3709 case for va_list_type_node is nil.
3710 (ix86_canonical_va_list_type): Likewise.
3712 2011-01-21 Alan Modra <amodra@gmail.com>
3714 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3715 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3717 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3719 * config/arm/arm.md (define_attr type): Rename f_load
3720 and f_store to f_fpa_load and f_fpa_store. Update.
3721 (write_conflict): Deal with rename fallout.
3722 (*push_fp_multi): Likewise.
3723 * config/arm/fpa.md (f_load): Use f_fpa_load.
3724 (f_store): Use f_fpa_store.
3725 (*movsf_fpa): Likewise.
3726 (*movdf_fpa): Likewise.
3727 (*movxf_fpa): Likewise.
3728 (*thumb2_movsf_fpa): Likewise.
3729 (*thumb2_movdf_fpa): Likewise.
3730 (*thumb2_movxf_fpa): Likewise.
3731 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3732 f_loadd and f_stored.
3733 (*thumb2_movdi_vfp): Likewise.
3734 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3735 (*thumb2_movsi_vfp): Likewise.
3736 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3737 Use f_loads instead of f_load.
3738 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3740 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3742 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3743 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3744 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3745 (xtensa_mode_dependent_address_p): New function.
3746 (constantpool_address_p): Make static. Change return type to bool.
3747 Change argument type to const_rtx. Use CONST_INT_P predicate.
3749 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3752 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
3754 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3757 * cfgexpand.c (expand_debug_expr): Instead of generating
3758 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
3761 2011-01-20 Richard Guenther <rguenther@suse.de>
3764 * tree-inline.c (remap_gimple_op_r): Recurse manually for
3765 the pointer operand of MEM_REFs.
3767 2011-01-20 Jakub Jelinek <jakub@redhat.com>
3769 PR tree-optimization/46130
3770 * ipa-split.c (consider_split): If return_bb contains non-virtual
3771 PHIs other than for retval or if split_function would not adjust it,
3774 2011-01-20 Richard Guenther <rguenther@suse.de>
3776 PR tree-optimization/47167
3777 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3778 Revert previous change, only avoid enumeral type changes.
3780 2011-01-19 Mike Stump <mikestump@comcast.net>
3782 * doc/tm.texi.in (BRANCH_COST): Englishify.
3783 * doc/tm.texi (BRANCH_COST): Likewise.
3785 2011-01-19 Dodji Seketeli <dodji@redhat.com>
3788 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
3789 (gen_scheduled_generic_parms_dies): New functions.
3790 (gen_struct_or_union_type_die): Schedule template parameters DIEs
3791 generation for the end of CU compilation.
3792 (dwarf2out_finish): Generate template parameters DIEs here.
3794 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3797 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
3798 debug bind stmt on merge edges.
3800 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3804 * function.c (instantiate_expr): Instantiate incoming rtl of
3805 implicit arguments, and recurse on VALUE_EXPRs.
3806 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
3807 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
3809 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
3811 * c-parser.c (c_parser_for_statement): Initialize
3812 collection_expression.
3814 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3816 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
3818 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3820 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
3821 (LINK_SHLIB_SPEC): Don't use %(link_path).
3822 (SUBTARGET_EXTRA_SPECS): Remove link_path.
3824 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3826 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
3827 (NO_SHARED_LIB_SUPPORT): Remove.
3828 (LINK_SHLIB_SPEC): Remove one conditional definition.
3830 2011-01-19 Joseph Myers <joseph@codesourcery.com>
3832 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
3834 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
3835 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
3836 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
3837 %{call_shared} and conditionals on these options not being passed.
3838 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
3841 2011-01-19 Jakub Jelinek <jakub@redhat.com>
3843 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
3846 * ipa-split.c: Spelling fixes.
3848 2011-01-19 Richard Henderson <rth@redhat.com>
3850 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
3851 (*mulsi3): Likewise.
3853 * longlong.h [__mn10300__] (count_leading_zeros): New.
3854 [__mn10300__] (umul_ppmm, smul_ppmm): New.
3855 [__mn10300__] (add_ssaaaa, subddmmss): New.
3856 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
3857 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
3859 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3861 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
3863 2011-01-19 Richard Henderson <rth@redhat.com>
3865 * config/mn10300/mn10300.md (addsi3_flags): New.
3866 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
3867 (subsi3_flags, subc_internal, subdi3): New.
3868 (subdi3_internal, *subdi3_degenerate): New.
3869 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
3871 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
3872 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
3873 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
3874 * config/mn10300/mn10300-protos.h: Update.
3875 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
3876 (return_ret): Likewise. Rename from return_internal_regs.
3877 (return_internal): Remove.
3879 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
3880 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
3881 (mn10300_legitimate_constant_p): Likewise.
3882 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
3883 (mn10300_frame_size): New.
3884 (mn10300_expand_prologue): Use it.
3885 (mn10300_expand_epilogue): Likewise.
3886 (mn10300_initial_offset): Likewise.
3887 * config/mn10300/mn10300-protos.h: Update.
3888 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
3889 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
3890 (prologue, epilogue, return_internal): Tidy output code.
3891 (mn10300_store_multiple_operation, return): Likewise.
3892 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
3893 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
3894 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
3895 (load_pic, am33_load_pic): New.
3896 (mn10300_load_pic0, mn10300_load_pic1): New.
3898 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
3899 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
3900 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
3901 (cc_flags_for_mode, cc_flags_for_code): New.
3902 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
3903 overflow flag is not valid. Validate that the flags we need
3904 for the comparison are valid.
3905 (mn10300_output_cmp): Remove.
3906 (mn10300_output_add): New.
3907 (mn10300_select_cc_mode): Use cc_flags_for_code.
3908 (mn10300_split_cbranch): New.
3909 (mn10300_match_ccmode): New.
3910 (mn10300_split_and_operand_count): New.
3911 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
3913 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
3914 (addsi3): ... here. Use mn10300_output_add.
3915 (*addsi3_flags): New.
3916 (*am33_subsi3, *mn10300_subsi3): Merge...
3917 (subsi3): ... here. Use attribute isa.
3918 (*subsi3_flags): New.
3919 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
3921 (*am33_andsi3, *mn10300_andsi3): Merge...
3923 (*andsi3_flags): New.
3924 (andsi3 splitters): New.
3925 (*am33_iorsi3, *mn10300_iorsi3): Merge...
3927 (*iorsi3_flags): New.
3928 (*am33_xorsi3, *mn10300_xorsi3): Merge...
3930 (*xorsi3_flags): New.
3931 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
3932 (one_cmplsi2): ... here.
3933 (*one_cmplsi2_flags): New.
3934 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
3935 instead of "dax" in constraints. Use mn10300_split_cbranch.
3936 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
3937 use matching constraints to eliminate a self-comparison.
3938 (*integer_conditional_branch): Rename from integer_conditional_branch.
3939 Use int_mode_flags to match CC_REG.
3940 (*cbranchsi4_btst, *btstsi): New.
3941 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
3942 mn10300_split_cbranch.
3943 (*am33_cmpsf): Rename from am33_cmpsf.
3944 (*float_conditional_branch): Rename from float_conditional_branch.
3945 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
3946 (zero_extendqisi2): ... here.
3947 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
3948 (zero_extendhisi2): ... here.
3949 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
3950 (extendqisi2): ... here.
3951 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
3952 (extendhisi2): ... here.
3953 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
3954 (ashlsi3): ... here.
3955 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
3956 (lshrsi3): ... here.
3957 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
3958 (ashrsi3): ... here.
3959 (consecutive add peephole): Remove.
3960 * config/mn10300/predicates.md (label_ref_operand): New.
3961 (int_mode_flags): New.
3962 (CCZN_comparison_operator): New.
3964 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
3965 (throughput_42_latency_43): New reservation.
3966 (mulsidi3, umulsidi3): New expanders.
3967 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
3968 the MDR register to allocation; separately allocate the low and
3969 high parts of the DImode result.
3970 (umulsidi3_internal): Similarly.
3971 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
3972 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
3973 (udivsi3, umodsi3): Remove.
3974 (udivmodsi4, divmodsi4): New expanders.
3975 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
3976 (*divmodsi4): Simiarly.
3977 (ext_internal): New.
3979 * config/mn10300/constraints.md ("z"): New constraint.
3980 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
3981 (FIXED_REGISTERS): Don't fix MDR.
3982 (CALL_USED_REGSITERS): Reformat nicely.
3983 (REG_ALLOC_ORDER): Add MDR.
3984 (enum regclass): Add MDR_REGS.
3985 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
3986 (IRA_COVER_CLASSES): Add MDR_REGS.
3987 (REGNO_REG_CLASS): Handle MDR_REG.
3988 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
3989 (mn10300_register_move_cost): Likewise.
3990 * config/mn10300/mn10300.md (MDR_REG): New.
3991 (*movsi_internal): Handle moves to/from MDR_REGS.
3993 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
3995 (mn10300_secondary_reload): Tidy combination reload classes.
3996 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
3997 addresses for AM33. Allow symbolic offsets for reg+imm.
3998 (mn10300_regno_in_class_p): New.
3999 (mn10300_legitimize_reload_address): New.
4000 * config/mn10300/mn10300.h (enum reg_class): Remove
4001 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
4002 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
4004 (REG_CLASS_NAMES): Update to match.
4005 (REG_CLASS_CONTENTS): Likewise.
4006 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
4007 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
4008 (REGNO_IN_RANGE_P): Remove.
4009 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
4010 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
4011 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
4012 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
4013 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
4014 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
4015 (REGNO_GENERAL_P): New.
4016 (HAVE_POST_MODIFY_DISP): New.
4017 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
4018 (LEGITIMIZE_RELOAD_ADDRESS): New.
4019 * config/mn10300/mn10300-protos.h: Update.
4021 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
4022 DATA_REGS for AM33 stack-pointer destination.
4023 (mn10300_preferred_output_reload_class): Likewise.
4024 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
4025 into a form appropriate for ...
4026 (TARGET_SECONDARY_RELOAD): New.
4027 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
4028 * config/mn10300/mn10300-protos.h: Update.
4029 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
4030 reload_insi; use the "A" constraint for the scratch; handle AM33
4031 moves of sp to non-address registers.
4033 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
4034 (*movqi_internal): ... here.
4035 (*am33_movhi, *mn10300_movhi): Merge into...
4036 (*movhi_internal): ... here.
4037 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
4038 as the source/destination of moves from/to SP.
4039 (movsf): Only allow for AM33-2.
4040 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
4041 any integer constant constraint. Only allow for AM33-2. Tidy
4042 all of the alternative outputs.
4043 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
4044 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
4046 (udivsi3, umodsi3): New patterns for MN103 only.
4048 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
4050 * doc/tm.texi.in: Spell out that a lack of register class unions
4052 * doc/tm.texi: Regenerate.
4054 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4056 PR rtl-optimization/47337
4057 * dce.c (check_argument_store): New function.
4058 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
4060 PR tree-optimization/47290
4061 * tree-eh.c (infinite_empty_loop_p): New function.
4062 (cleanup_empty_eh): Use it.
4064 2011-01-18 Steve Ellcey <sje@cup.hp.com>
4067 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
4068 (a64_expand_widen_sum): Ditto.
4069 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
4070 (vec_extract_evenodd_help): Ditto.
4071 (vec_extract_evenv4hi): Ditto.
4072 (vec_extract_oddv4hi): Ditto.
4073 (vec_extract_evenv2si): Ditto.
4074 (vec_extract_oddv2si): Ditto.
4075 (vec_extract_evenv2sf): Ditto.
4076 (vec_extract_oddv2sf): Ditto.
4077 (vec_pack_trunc_v4hi: Ditto.
4078 (vec_pack_trunc_v2si): Ditto.
4079 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
4080 (vec_interleave_highv8qi): Ditto.
4082 (vec_extract_oddv8qi): Ditto.
4083 (vec_interleave_lowv4hi): Ditto.
4084 (vec_interleave_highv4hi): Ditto.
4085 (vec_interleave_lowv2si): Ditto.
4086 (vec_interleave_highv2si): Ditto.
4088 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4090 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
4091 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
4092 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
4093 (pa_c_mode_for_suffix): New.
4094 (TARGET_EXPAND_BUILTIN): Define.
4095 (TARGET_C_MODE_FOR_SUFFIX): Define.
4096 (pa_builtins): Define.
4097 (pa_init_builtins): Register __float128 type and init new support
4099 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
4100 * config/pa/quadlib.c (_U_Qfcopysign): New.
4102 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
4105 * explow.c (allocate_dynamic_stack_space): Do not assume more than
4106 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
4109 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4111 PR tree-optimization/47179
4112 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
4113 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
4115 2011-01-18 Richard Guenther <rguenther@suse.de>
4117 PR rtl-optimization/47216
4118 * emit-rtl.c: Include tree-flow.h.
4119 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
4120 of replicating it with different semantics.
4121 * Makefile.in (emit-rtl.o): Adjust.
4123 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4125 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
4126 (cortex_a9_dp): Handle neon types correctly.
4128 2011-01-18 Jakub Jelinek <jakub@redhat.com>
4130 PR rtl-optimization/47299
4131 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
4132 subtarget. Use normal multiplication if both operands are constants.
4133 * expmed.c (expand_widening_mult): Don't try to optimize constant
4134 multiplication if op0 has VOIDmode. Convert op1 constant to mode
4137 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4139 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
4140 spacing after 'e.g.', typos, comma, hyphenation.
4142 2011-01-17 Richard Henderson <rth@redhat.com>
4144 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
4145 (rx_restricted_mem_operand): New.
4146 (rx_shift_operand): Use register_operand.
4147 (rx_source_operand, rx_compare_operand): Likewise.
4148 * config/rx/rx.md (addsi3_flags): New expander.
4149 (adddi3): Rewrite as expander.
4150 (adc_internal, *adc_flags, adddi3_internal): New patterns.
4151 (subsi3_flags): New expander.
4152 (subdi3): Rewrite as expander.
4153 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
4155 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
4156 (rx_init_builtins): Remove sat builtin.
4157 (rx_expand_builtin): Likewise.
4158 * config/rx/rx.md (ssaddsi3): New.
4159 (*sat): Rename from sat. Represent the CC_REG input.
4161 * config/rx/predicates.md (rshift_operator): New.
4162 * config/rx/rx.c (rx_expand_insv): Remove.
4163 * config/rx/rx-protos.h: Update.
4164 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
4165 operand to the canonical position.
4166 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
4167 (*bitclr, *bitclr_in_memory): Similarly.
4168 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
4169 (insv): Retain the zero_extract in the expansion.
4171 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
4172 (bswaphi2, bitinvert, revw): Likewise.
4174 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
4175 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4176 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
4177 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
4178 (bitset, bitset_in_memory): Likewise.
4179 (bitinvert, bitinvert_in_memory): Likewise.
4180 (bitclr, bitclr_in_memory): Likewise.
4181 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
4182 (rx_strend, rx_cmpstrn): Likewise.
4183 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
4184 (bitop peep2 patterns): Remove.
4186 * config/rx/rx.c (rx_match_ccmode): New.
4187 * config/rx/rx-protos.h: Update.
4188 * config/rx/rx.md (abssi2): Clobber, don't set flags.
4189 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
4190 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
4191 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
4192 (fix_truncsfsi2, floatsisf2): Likewise.
4193 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
4194 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
4195 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
4196 (*subsi3_flags, *xorsi3_flags): New.
4198 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
4200 * config/rx/rx.c (rx_print_operand): Remove workaround for
4201 unsplit comparison operations.
4203 * config/rx/rx.md (movsicc): Split after reload.
4204 (*movsicc): Merge *movsieq and *movsine via match_operator.
4205 (*stcc): New pattern.
4207 * config/rx/rx.c (rx_float_compare_mode): Remove.
4208 * config/rx/rx.h (rx_float_compare_mode): Remove.
4209 * config/rx/rx.md (cstoresi4): Split after reload.
4210 (*sccc): New pattern.
4212 * config/rx/predicates.md (label_ref_operand): New.
4213 (rx_z_comparison_operator): New.
4214 (rx_zs_comparison_operator): New.
4215 (rx_fp_comparison_operator): New.
4216 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
4217 Validate that the flags are set properly for the comparison.
4218 (rx_gen_cond_branch_template): Remove.
4219 (rx_cc_modes_compatible): Remove.
4220 (mode_from_flags): New.
4221 (flags_from_code): Rename from flags_needed_for_conditional.
4222 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
4223 (rx_select_cc_mode): Likewise.
4224 (rx_split_fp_compare): New.
4225 (rx_split_cbranch): New.
4226 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
4227 (*cbranchsi4): Use match_operator and rx_split_cbranch.
4228 (*cbranchsf4): Similarly.
4229 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
4230 match_operator and rx_split_cbranch.
4231 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
4232 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
4233 (*cmpsi): Rename from cmpsi.
4234 (*tstsi): Rename from tstsi.
4235 (*cmpsf): Rename from cmpsf; use CC_Fmode.
4236 (*conditional_branch): Rename from conditional_branch.
4237 (*reveresed_conditional_branch): Remove.
4238 (b<code>): Remove expander.
4239 * config/rx/rx-protos.h: Update.
4241 * config/rx/rx.c (rx_compare_redundant): Remove.
4242 * config/rx/rx.md (cmpsi): Don't use it.
4243 * config/rx/rx-protos.h: Update.
4245 * config/rx/rx-modes.def (CC_F): New mode.
4246 * config/rx/rx.c (rx_select_cc_mode): New.
4247 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4248 * config/rx/rx-protos.h: Update.
4250 2011-01-17 Richard Henderson <rth@redhat.com>
4252 * except.c (dump_eh_tree): Fix stray ; after for statement.
4254 2011-01-17 Richard Guenther <rguenther@suse.de>
4256 PR tree-optimization/47313
4257 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4258 handling before copying the body. Properly deal with
4259 by-reference result in SSA form.
4261 2011-01-17 Ian Lance Taylor <iant@google.com>
4264 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4265 (struct_value_alias_set): Don't define.
4266 (sparc_option_override): Don't set sparc_sr_alias_set and
4267 struct_value_alias_set.
4268 (save_or_restore_regs): Use gen_frame_mem rather than calling
4270 (sparc_struct_value_rtx): Likewise.
4272 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4275 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4277 (_mm_maskstore_pd): Likewise.
4278 (_mm_maskload_ps): Likewise.
4279 (_mm_maskstore_ps): Likewise.
4280 (_mm256_maskload_pd): Change mask to __m256i.
4281 (_mm256_maskstore_pd): Likewise.
4282 (_mm256_maskload_ps): Likewise.
4283 (_mm256_maskstore_ps): Likewise.
4285 * config/i386/i386-builtin-types.def: Updated.
4286 (ix86_expand_special_args_builtin): Likewise.
4288 * config/i386/i386.c (bdesc_special_args): Update
4289 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4290 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4291 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4292 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4294 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4295 Use <avxpermvecmode> on mask register.
4296 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4298 2011-01-17 Olivier Hainque <hainque@adacore.com>
4299 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4300 Eric Botcazou <ebotcazou@adacore.com>
4303 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4304 if <= USHRT_MAX in 32-bit mode.
4306 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4308 * doc/install.texi (Configuration, Specific): Wrap long
4309 lines in examples. Allow line wrapping in long options
4310 and URLs where beneficial for PDF output.
4312 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4314 * config/mips/mips.c (mips_classify_symbol): Don't return
4315 SYMBOL_PC_RELATIVE for nonlocal labels.
4317 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4319 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4321 2011-01-15 Jan Hubicka <jh@suse.cz>
4323 PR tree-optimization/47276
4324 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4325 declarations as needed.
4327 2011-01-15 Martin Jambor <mjambor@suse.cz>
4329 * common.opt (fdevirtualize): New flag.
4330 * doc/invoke.texi (Option Summary): Document it.
4331 * opts.c (default_options_table): Add devirtualize flag.
4332 * ipa-prop.c (detect_type_change): Return immediately if
4333 devirtualize flag is not set.
4334 (detect_type_change_ssa): Likewise.
4335 (compute_known_type_jump_func): Likewise.
4336 (ipa_analyze_virtual_call_uses): Likewise.
4338 2011-01-14 Martin Jambor <mjambor@suse.cz>
4340 PR tree-optimization/45934
4341 PR tree-optimization/46302
4342 * ipa-prop.c (type_change_info): New type.
4343 (stmt_may_be_vtbl_ptr_store): New function.
4344 (check_stmt_for_type_change): Likewise.
4345 (detect_type_change): Likewise.
4346 (detect_type_change_ssa): Likewise.
4347 (compute_complex_assign_jump_func): Check for dynamic type change.
4348 (compute_complex_ancestor_jump_func): Likewise.
4349 (compute_known_type_jump_func): Likewise.
4350 (compute_scalar_jump_functions): Likewise.
4351 (ipa_analyze_virtual_call_uses): Likewise.
4352 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4354 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4356 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4357 * config/i386/i386.opt (msse5): New Alias.
4359 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4361 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4362 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4363 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4364 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4366 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4368 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4370 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4371 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4372 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4373 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4375 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4377 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4379 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4381 2011-01-14 Mike Stump <mikestump@comcast.net>
4383 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4384 * config/fr30/fr30.md: Likweise
4385 (movsi_push): Likewise.
4386 (movsi_pop): Likewise.
4387 (enter_func): Likewise.
4388 * config/moxie/moxie.md (movsi_push): Likewise.
4389 (movsi_pop): Likewise.
4391 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4393 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4394 %{no_archive} %{exact_version}.
4395 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4396 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4397 %{no_archive} %{exact_version}.
4398 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4399 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4400 * config/mips/vxworks.h: Likewise.
4402 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4404 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4406 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4408 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4409 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4411 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4413 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4416 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4418 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4420 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4421 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4423 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4424 Don't handle -shlib.
4426 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4428 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4429 (CC1_SPEC): Don't handle -profile.
4431 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4433 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4434 * config/mips/mips.h (CC1_SPEC): Likewise.
4436 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4438 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4439 * config/mips/mips.h (CC1_SPEC): Likewise.
4441 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4443 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4444 * config/m32r/linux.h (LINK_SPEC): Likewise.
4445 * config/mips/linux.h (LINK_SPEC): Likewise.
4446 * config/mips/linux64.h (LINK_SPEC): Likewise.
4447 * config/sparc/linux.h (LINK_SPEC): Likewise.
4448 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4449 LINK_SPEC): Likewise.
4450 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4452 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4454 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4456 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4458 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4460 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4461 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4463 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4465 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4467 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4469 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4470 supports -Bstatic/-Bdynamic.
4471 * configure: Regenerate.
4473 2011-01-14 Jan Hubicka <jh@suse.cz>
4474 Jack Howarth <howarth@bromo.med.uc.edu>
4477 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4478 when checking debug_info_level. Test write_symbols instead of
4479 debug_hooks->var_location when setting flag_var_tracking_uninit.
4481 2011-01-14 Richard Guenther <rguenther@suse.de>
4483 PR tree-optimization/47179
4484 * target.def (ref_may_alias_errno): New target hook.
4485 * targhooks.h (default_ref_may_alias_errno): Declare.
4486 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4487 (default_ref_may_alias_errno): New function.
4488 * target.h (struct ao_ref_s): Declare.
4489 * tree-ssa-alias.c: Include target.h.
4490 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4491 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4492 (targhooks.o): Likewise.
4493 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4494 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4496 2011-01-14 Richard Guenther <rguenther@suse.de>
4498 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4500 2011-01-14 Richard Guenther <rguenther@suse.de>
4502 PR tree-optimization/47280
4503 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4505 (tree_ssa_forward_propagate_single_use_vars): Deal with
4506 CFG changes from associate_plusminus.
4508 2011-01-14 Richard Guenther <rguenther@suse.de>
4512 2011-01-11 Richard Guenther <rguenther@suse.de>
4514 PR tree-optimization/46076
4515 * tree-ssa.c (useless_type_conversion_p): Conversions from
4516 unprototyped to empty argument list function types are useless.
4518 2011-01-14 Richard Guenther <rguenther@suse.de>
4520 PR tree-optimization/47286
4521 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4523 2011-01-14 Martin Jambor <mjambor@suse.cz>
4526 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4528 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4530 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4531 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4532 * config/xtensa/xtensa.c (xtensa_libcall_value,
4533 xtensa_function_value_regno_p): New functions.
4534 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4536 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4539 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4541 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4542 New function prototype.
4543 * config/i386/winnt.c (i386_pe_assemble_visibility):
4544 Warn only if attribute was specified by user.
4546 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4549 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4551 (floatunsdidf2_fcfidu): Ditto.
4553 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4555 * config/s390/s390.c (print_operand_address): Replace 'error' with
4556 'output_operand_lossage'.
4557 (print_operand): Likewise.
4559 2011-01-13 Jeff Law <law@redhat.com>
4561 PR rtl-optimization/39077
4562 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4563 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4564 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4565 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4566 * gcse.c (prune_insertions_deletions): New function.
4567 (compute_pre_data): Use it.
4569 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4572 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4574 (prune_unused_types_mark): Use it.
4576 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4578 PR rtl-optimization/45352
4579 * sel-sched.c: Update copyright years.
4580 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4581 in the advancing loop when we have issued issue_rate insns.
4583 2011-01-12 Richard Henderson <rth@redhat.com>
4585 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4586 (TARGET_MD_ASM_CLOBBERS): New.
4588 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4589 (TARGET_DELEGITIMIZE_ADDRESS): New.
4591 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4592 (clzsi2, *bsch): New patterns.
4594 * config/mn10300/mn10300.md (INT): New mode iterator.
4595 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4597 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4598 flag_split_wide_types.
4600 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4601 (mn10300_trampoline_init): Rewrite without a template, an immediate
4602 load and a direct branch.
4603 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4605 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4607 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4608 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4609 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4610 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4612 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4615 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4618 2011-01-12 Jan Hubicka <jh@suse.cz>
4621 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4622 (PLUGIN_COND_CLOSE): New macro.
4623 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4625 2011-01-12 Richard Guenther <rguenther@suse.de>
4628 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4629 register variables in a MEM_REF.
4631 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4633 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4634 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4635 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4636 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4637 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4638 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4639 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4640 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4641 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4642 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4643 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4644 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4645 * config/gnu-user.h: New. Copied from linux.h.
4646 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4647 GNU_USER_TARGET_STARTFILE_SPEC.
4648 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4649 GNU_USER_TARGET_ENDFILE_SPEC.
4650 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4651 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4652 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4653 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4654 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4655 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4656 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4657 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4658 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4659 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4660 * config/arm/linux-eabi.h (CC1_SPEC): Use
4661 GNU_USER_TARGET_CC1_SPEC.
4662 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4663 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4664 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4665 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4666 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4667 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4668 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4669 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4671 2011-01-12 Richard Guenther <rguenther@suse.de>
4674 * doc/invoke.texi (ffast-math): Document it is turned on
4677 2011-01-12 Jan Hubicka <jh@suse.cz>
4679 PR tree-optimization/47233
4680 * opts.c (common_handle_option): Disable ipa-reference with profile
4683 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4685 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4688 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4690 * c-parser.c (c_lex_one_token): Updated and reindented some
4691 comments. No changes in code.
4693 2011-01-11 Ian Lance Taylor <iant@google.com>
4695 * godump.c (go_output_var): Don't output the variable if there is
4696 already a type with the same name.
4698 2011-01-11 Ian Lance Taylor <iant@google.com>
4700 * godump.c (go_format_type): Don't generate float80.
4702 2011-01-11 Richard Henderson <rth@redhat.com>
4704 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4705 declaration. Rewrite for both speed and size.
4706 (mn10300_address_cost_1): Remove.
4707 (mn10300_register_move_cost): New.
4708 (mn10300_memory_move_cost): New.
4709 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4710 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4711 extensions, shifts, BSWAP, CLZ.
4712 (mn10300_wide_const_load_uses_clr): Remove.
4713 (TARGET_REGISTER_MOVE_COST): New.
4714 (TARGET_MEMORY_MOVE_COST): New.
4715 * config/mn10300/mn10300-protos.h: Update.
4716 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4718 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4719 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4720 * config/mn10300/mn10300-protos.h: Update.
4721 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4722 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4723 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4724 (*test_int_bitfield, *test_byte_bitfield): Remove.
4725 (*bit_test, *subreg_bit_test): Remove.
4726 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4728 * config/mn10300/constraints.md ("c"): Rename from "A".
4729 ("A", "D"): New constraint letters.
4730 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4731 (fmssf4, fnmasf4, fnmssf4): Likewise.
4733 * config/mn10300/mn10300.md (isa): New attribute.
4734 (enabled): New attribute.
4736 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4737 (abssf2, negsf2): Define only for hardware fp.
4738 (sqrtsf2): Reformat.
4739 (addsf3, subsf3, mulsf3): Merge expander and insn.
4741 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4742 (DEBUGGER_AUTO_OFFSET): Remove.
4743 (DEBUGGER_ARG_OFFSET): Remove.
4745 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4746 Emit register stores with the same offsets as the hardware.
4747 (mn10300_store_multiple_operation): Don't check that the register
4748 save offsets are monotonic.
4749 * config/mn10300/mn10300-protos.h: Update.
4751 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
4753 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
4754 in terms of the value on the stack, not the MDR register.
4756 2011-01-11 Jan Hubicka <jh@suse.cz>
4760 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
4761 (symbol_alias_set_destroy, symbol_alias_set_contains,
4762 propagate_aliases_backward): Declare.
4763 * lto-streamer-out.c (struct sets): New sturcture.
4764 (trivally_defined_alias): New function.
4765 (output_alias_pair_p): Rewrite.
4766 (output_unreferenced_globals): Fix output of alias pairs.
4767 (produce_symtab): Likewise.
4768 * ipa.c (function_and_variable_visibility): Set weak alias destination
4770 * varasm.c (symbol_alias_set_t): Remove.
4771 (symbol_alias_set_destroy): Export.
4772 (propagate_aliases_forward, propagate_aliases_backward): New functions
4774 (compute_visible_aliases): ... this one; remove.
4775 (trivially_visible_alias): New
4776 (trivially_defined_alias): New.
4777 (remove_unreachable_alias_pairs): Rewrite.
4778 (finish_aliases_1): Reorganize code checking if alias is defined.
4779 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
4782 2011-01-11 Richard Guenther <rguenther@suse.de>
4784 PR tree-optimization/46076
4785 * tree-ssa.c (useless_type_conversion_p): Conversions from
4786 unprototyped to empty argument list function types are useless.
4788 2011-01-11 Richard Guenther <rguenther@suse.de>
4791 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
4792 volatile MEMs as MEM_READONLY_P.
4794 2011-01-11 Richard Guenther <rguenther@suse.de>
4796 PR tree-optimization/47239
4797 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
4799 2011-01-11 Jeff Law <law@redhat.com>
4801 PR tree-optimization/47086
4802 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
4803 IVs from statements that might throw.
4805 2011-01-10 Jan Hubicka <jh@suse.cz>
4808 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
4810 2011-01-10 Jan Hubicka <jh@suse.cz>
4813 * profile.c (read_profile_edge_counts): Ignore profile inconistency
4814 when correcting profile.
4816 2011-01-10 Jan Hubicka <jh@suse.cz>
4819 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
4821 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
4822 Restore DECL_FINI_PRIORITY.
4824 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4826 * doc/gimple.texi: Fix quoting of multi-word return values in
4827 @deftypefn statements. Ensure presence of return value. Wrap
4828 overlong @deftypefn lines.
4829 (is_gimple_operand, is_gimple_min_invariant_address): Remove
4830 descriptions of removed functions.
4831 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
4832 of multi-word return value in @deftypefn statement.
4834 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4836 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
4837 (Conditional Expressions, Logical Operators)
4838 (Statement and operand traversals): Do not indent smallexample
4839 code. Fix duplicate function argument in example.
4841 2011-01-10 Jeff Law <law@redhat.com>
4843 PR tree-optimization/47141
4844 * ipa-split.c (split_function): Handle case where we are
4845 returning a value and the return block has a virtual operand phi.
4847 2011-01-10 Jan Hubicka <jh@suse.cz>
4849 PR tree-optimization/47234
4850 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
4851 (pass_feedback_split_functions): Declare.
4852 * passes.c (init_optimization_passes): Add ipa-split as subpass of
4854 * ipa-split.c (gate_split_functions): Update comments; disable
4855 split-functions for profile_arc_flag and branch_probabilities.
4856 (gate_feedback_split_functions): New function.
4857 (execute_feedback_split_functions): New function.
4858 (pass_feedback_split_functions): New global var.
4860 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
4863 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
4864 calling gimple_call_set_cannot_inline.
4866 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
4868 * config/darwin-sections.def: Remove unused section.
4870 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
4873 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
4875 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
4878 * c-parser.c (c_parser_declaration_or_fndef): Improved
4881 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
4883 * config/i386/winnt.c (i386_pe_start_function): Make sure
4884 to switch back to function's section.
4886 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
4890 * plugin.c: Move include of dlfcn.h from here...
4891 * system.h: ... to here.
4893 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4895 * doc/cpp.texi (C++ Named Operators): Fix markup for header
4897 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
4898 two extra empty pages in PDF output.
4900 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
4903 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
4904 for error recovery purposes behave as if it was not specified so
4905 that the default type is usd.
4907 2011-01-07 Jan Hubicka <jh@suse.cz>
4909 PR tree-optmization/46469
4910 * ipa.c (function_and_variable_visibility): Clear needed flags on
4911 nodes with external decls; handle weakrefs merging correctly.
4913 2011-01-07 Joseph Myers <joseph@codesourcery.com>
4915 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
4918 2011-01-07 Jan Hubicka <jh@suse.cz>
4920 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
4921 and no longer claim that gold is required for linker plugin.
4922 * configure: Regenerate.
4923 * gcc.c (PLUGIN_COND): New macro.
4924 (LINK_COMMAND_SPEC): Use it.
4925 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
4926 * config.in (HAVE_LTO_PLUGIN): New.
4927 * configure.ac (--with-lto-plugin): New parameter; autodetect
4930 2011-01-07 Jan Hubicka <jh@suse.cz>
4932 PR tree-optimization/46367
4933 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
4934 when we can update original.
4935 (cgraph_mark_inline_edge): Sanity check.
4936 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
4938 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4940 * config/spu/spu.h (ASM_COMMENT_START): Define.
4942 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
4946 (SWITCH_KEEP_FOR_GCC): Likewise.
4947 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
4948 (do_spec_1): Handle "%>".
4950 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
4952 2011-01-07 Jakub Jelinek <jakub@redhat.com>
4955 * config/i386/i386.c (ix86_delegitimize_address): If
4956 simplify_gen_subreg fails, return orig_x.
4959 * value-prof.c (gimple_stringop_fixed_value): Handle
4960 lhs of the call properly.
4962 2011-01-07 Jan Hubicka <jh@suse.cz>
4965 * lto-opt.c (lto_reissue_options): Set flag_shlib.
4967 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4969 * target.def (function_switched_text_sections): New hook.
4970 * doc/tm.texi: Regenerated.
4971 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4972 * final.c (default_function_switched_text_sections): New.
4973 (final_scan_insn): Call function_switched_text_sections when a
4974 mid-function section change occurs.
4975 * output.h (default_function_switched_text_sections): Declare.
4976 * config/darwin-protos.h (darwin_function_switched_text_sections):
4978 * config/darwin.c (darwin_function_switched_text_sections): New.
4979 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
4981 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
4983 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
4984 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
4985 the secondary code fragment when outputting for DWARF == 2.
4987 2011-01-07 Anatoly Sokolov <aesok@post.ru>
4989 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4990 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
4992 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
4993 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4995 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
4998 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
4999 when it is not empty.
5001 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
5004 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
5005 (case ${target}): Add btver1.
5006 * config/i386/driver-i386.c (host_detect_local_cpu): Let
5007 -march=native recognize btver1 processors.
5008 * config/i386/i386-c.c (ix86_target_macros_internal): Add
5009 btver1 def_and_undef
5010 * config/i386/i386.c (struct processor_costs btver1_cost): New
5012 (m_BTVER1): New definition.
5013 (m_AMD_MULTIPLE): Includes m_BTVER1.
5014 (initial_ix86_tune_features): Add btver1 tune.
5015 (processor_target_table): Add btver1 entry.
5016 (static const char *const cpu_names): Add btver1 entry.
5017 (software_prefetching_beneficial_p): Add btver1.
5018 (ix86_option_override_internal): Add btver1 instruction sets.
5019 (ix86_issue_rate): Add btver1.
5020 (ix86_adjust_cost): Add btver1.
5021 * config/i386/i386.h (TARGET_BTVER1): New definition.
5022 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
5023 (enum processor_type): Add PROCESSOR_BTVER1.
5024 * config/i386/i386.md (define_attr "cpu"): Add btver1.
5026 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5029 * config/i386/i386.c (legitimize_tls_address)
5030 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
5031 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
5032 (tls_initial_exec_64_sun): New pattern.
5034 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
5036 * doc/invoke.texi (Overall Options): Improve wording and markup
5037 of the description of -wrapper.
5039 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5041 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
5042 rdynamic, threads): New Driver options.
5044 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5047 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
5048 if coming from .tdata.
5049 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5051 2011-01-06 Jan Hubicka <jh@suse.cz>
5054 * collect2.c (main): Do not enable LTOmode when plugin is active.
5056 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5059 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
5060 --version output if supported.
5061 * configure: Regenerate.
5063 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5065 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
5068 2011-01-06 Jakub Jelinek <jakub@redhat.com>
5071 * c-convert.c (convert): When converting a complex expression
5072 other than COMPLEX_EXPR to a different complex type, ensure
5073 c_save_expr is called instead of save_expr, unless in_late_binary_op.
5074 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
5075 when converting COMPLEX_TYPE.
5077 2011-01-06 Ira Rosen <irar@il.ibm.com>
5079 PR tree-optimization/47139
5080 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
5081 only the last reduction value is used outside the loop. Update
5084 2011-01-05 Joseph Myers <joseph@codesourcery.com>
5086 * config/rtems.opt: New.
5087 * config.gcc (*-*-rtems*): Use rtems.opt.
5089 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
5091 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
5092 processors do not support 3DNow instructions.
5094 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5096 * config/spu/spu.c (spu_option_override): Set parameter
5097 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
5099 2011-01-05 Jan Hubicka <jh@suse.cz>
5101 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
5102 at the command line.
5104 2011-01-05 Martin Jambor <mjambor@suse.cz>
5107 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
5108 deltas on streamed outgoing edges.
5109 (output_node_opt_summary): Output info for outgoing edges only when
5110 the node is in new parameter set.
5111 (output_cgraph_opt_summary): New parameter set, passed to the two
5112 aforementioned functions. Update its forward declaration and its
5115 2011-01-05 Tom Tromey <tromey@redhat.com>
5117 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
5118 operator to c_finish_omp_atomic.
5119 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
5120 (build_unary_op): Update.
5121 (build_modify_expr): Update.
5122 (build_asm_expr): Update.
5124 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5126 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
5127 newly inserted insns.
5129 (spu_emit_branch_hint): Likewise.
5130 (insert_hbrp_for_ilb_runout): Likewise.
5131 (spu_machine_dependent_reorg): Call df_finish_pass after
5132 schedule_insns returns.
5134 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5136 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
5138 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
5140 PR tree-optimization/47005
5141 * tree-sra.c (struct access): Add 'non_addressable' bit.
5142 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
5143 (decide_one_param_reduction): Return 0 if the parameter is passed by
5144 reference and one of the accesses in the group is non_addressable.
5146 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5148 PR tree-optimization/47056
5149 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
5150 (mark_load): Likewise. Handle FUNCTION_DECL specially.
5151 (mark_store): Likewise. Pass STMT to ipa_record_reference.
5153 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5155 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
5156 initializer. Skip view conversions from aggregate types.
5158 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
5161 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
5163 2011-01-04 Philipp Thomas <pth@suse.de>
5165 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
5168 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5170 * function.c (thread_prologue_and_epilogue_insns): Do not crash
5171 on empty epilogue sequences.
5173 2011-01-04 Joseph Myers <joseph@codesourcery.com>
5175 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
5176 non-static): New Driver options.
5178 2011-01-04 Jie Zhang <jie@codesourcery.com>
5181 * gcc.c (default_compilers[]): Set combinable field to 0
5182 for all assembly languages.
5184 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
5186 * config/mips/loongson3a.md: New file.
5187 * config/mips/mips.md: Include loongson3a.md.
5188 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
5191 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
5194 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
5195 instead of convert_memory_address_addr_space on the base expression.
5197 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5199 * config/spu/spu.c (spu_option_override): Update error text
5200 for bad -march= / -mtune= values.
5202 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5204 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
5205 if branch-hint optimization will be performed.
5207 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5209 PR tree-optimization/47148
5210 * ipa-split.c (split_function): Convert arguments to
5211 DECL_ARG_TYPE if possible.
5213 PR tree-optimization/47155
5214 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
5217 PR rtl-optimization/47157
5218 * combine.c (try_combine): If undobuf.other_insn becomes
5219 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
5220 and set *new_direct_jump_p too.
5222 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
5224 PR tree-optimization/47021
5225 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
5227 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5229 * gcc.c (process_command): Update copyright notice dates.
5230 * gcov.c (print_version): Likewise.
5231 * gcov-dump.c (print_version): Likewise.
5232 * mips-tfile.c (main): Likewise.
5233 * mips-tdump.c (main): Likewise.
5235 2011-01-03 Martin Jambor <mjambor@suse.cz>
5237 PR tree-optimization/46801
5238 * tree-sra.c (type_internals_preclude_sra_p): Check whether
5239 aggregate fields start at byte boundary instead of the bit-field flag.
5241 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5244 * gcc.c (main): Revert revision 168407.
5246 2011-01-03 Martin Jambor <mjambor@suse.cz>
5248 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5250 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5252 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5253 vector optab to expand vector/scalar shift, update gimple to vector.
5255 2011-01-03 Martin Jambor <mjambor@suse.cz>
5257 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5260 2011-01-03 Martin Jambor <mjambor@suse.cz>
5262 PR tree-optimization/46984
5263 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5265 (cgraph_create_indirect_edge): Fixed line length.
5266 (cgraph_indirect_call_info): Declare.
5267 (cgraph_make_edge_direct) Update declaration.
5268 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5269 (cgraph_create_indirect_edge): Use it.
5270 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5272 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5273 the new thunk_delta representation.
5274 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5276 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5277 (ipa_read_indirect_edge_info): Likewise.
5278 * lto-cgraph.c (output_edge_opt_summary): New function.
5279 (output_node_opt_summary): Call it on all outgoing edges.
5280 (input_edge_opt_summary): New function.
5281 (input_node_opt_summary): Call it on all outgoing edges.
5283 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5286 * gcc.c (main): Don't check have_o when settting combine_inputs.
5288 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5290 * regrename.c: Add general comment describing the pass.
5291 (struct du_head): Remove 'length' field.
5292 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5293 (regrename_optimize): Do not sort chains. Rework comments, add others.
5294 Force renaming to the preferred class (if any) in the first pass and do
5295 not consider registers that belong to it in the second pass.
5296 (create_new_chain): Do not set 'length' field.
5297 (scan_rtx_reg): Likewise.
5299 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5301 PR tree-optimization/47140
5302 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5303 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5306 PR rtl-optimization/47028
5307 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5308 parm_birth_insn instead of at the beginning of first bb.
5310 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5312 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5313 Remove the word "see" before "@pxref".
5314 * doc/rtl.texi: Remove the word "see" before "@pxref".
5316 2011-01-01 Jan Hubicka <jh@suse.cz>
5318 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5321 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5324 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5327 Copyright (C) 2011 Free Software Foundation, Inc.
5329 Copying and distribution of this file, with or without modification,
5330 are permitted in any medium without royalty provided the copyright
5331 notice and this notice are preserved.