1 2011-05-17 Jakub Jelinek <jakub@redhat.com>
4 * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
5 predicate to allow CONST_INT.
7 2011-05-16 Joseph Myers <joseph@codesourcery.com>
10 * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
11 from decoded_options[0], not from itself.
13 2011-05-16 Uros Bizjak <ubizjak@gmail.com>
15 * config/i386/i386.md (*movxf_internal): Disable CONST_DOUBLE
16 optimization for CM_MEDIUM and CM_LARGE code models. Fix usage
17 of standard_80387_constant_p.
18 (*movxf_internal_nointeger): Ditto.
19 (*movdf_internal): Remove dead code-size optimization.
20 (*movdf_internal_rex64): Fix usage of standard_80387_constant_p.
21 (*movdf_internal_nointeger): Ditto.
22 (*movsf_internal): Ditto.
23 (floating point move splitters): Ditto.
24 * config/i386/constraints.md (G): Ditto.
25 * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
27 2011-05-12 Jakub Jelinek <jakub@redhat.com>
29 PR tree-optimization/48975
30 * tree-if-conv.c (combine_blocks): Call free_bb_predicate
31 on all bbs here and free and clear ifc_bbs at the end.
33 2011-05-12 Richard Guenther <rguenther@suse.de>
35 Backport from mainline
36 2011-05-02 Richard Guenther <rguenther@suse.de>
38 PR tree-optimization/48822
39 * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
40 (process_scc): Indicate which iteration we start.
42 2011-05-12 Jakub Jelinek <jakub@redhat.com>
45 * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
46 if validate_subreg fails.
48 2011-05-12 Nick Clifton <nickc@redhat.com>
50 * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
51 * config/rx/rx.c (rx_is_legitimate_constant): Use gcc_unreachable
53 (rx_align_for_label): Test label before extracting its number of
55 (rx_max_skip_for_label): Ignore debug insns.
57 2011-05-11 Jakub Jelinek <jakub@redhat.com>
60 * tree-ssa.c (reset_debug_uses): New function.
61 * tree-flow.h (reset_debug_uses): New prototype.
62 * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
63 * tree-loop-distribution.c (generate_loops_for_partition): Call
64 reset_debug_uses on the stmts that will be removed. Keep around
65 all debug stmts, don't count them as bits in partition bitmap.
66 (generate_builtin): Don't count debug stmts or labels as bits in
69 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
71 Backport from mainline
72 2011-05-10 Michael Meissner <meissner@linux.vnet.ibm.com>
74 PR target/48857, 48495
75 * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
77 (VSX_MOVE_MODE): Ditto.
78 (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
79 VSX vector types. Add V2DImode.
80 (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
81 ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
82 (MODES_TIEABLE_P): Ditto.
84 * config/rs6000/rs6000.c (rs6000_emit_move): Use
85 ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
87 (init_cumulative_args): Ditto.
88 (rs6000_function_arg_boundary): Ditto.
89 (rs6000_function_arg_advance_1): Ditto.
90 (rs6000_function_arg): Ditto.
91 (rs6000_function_ok_for_sibcall): Ditto.
92 (emit_frame_save): Ditto.
93 (rs6000_function_value): Ditto.
94 (rs6000_libcall_value): Ditto.
96 2011-05-10 Nick Clifton <nickc@redhat.com>
98 * config/rx/rx.c (rx_memory_move_cost): Reduce the cost for
101 2011-05-10 DJ Delorie <dj@redhat.com>
103 * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
104 (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
105 * config/rx/rx.c (rx_align_for_label): Add label and
106 uses_threshold parameters. Do not align when the label is not
108 * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
110 2011-05-10 Jakub Jelinek <jakub@redhat.com>
112 Backported from mainline
113 2011-05-07 Zdenek Dvorak <ook@ucw.cz>
115 PR tree-optimization/48837
116 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
117 when accumulator transformation is performed.
119 2011-05-10 Jakub Jelinek <jakub@redhat.com>
121 PR tree-optimization/48611
122 PR tree-optimization/48794
123 * tree-eh.c (remove_unreachable_handlers): Don't remove regions
124 referenced from RESX or EH_DISPATCH arguments.
126 2011-05-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
128 * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
129 temporary register to match Pmode.
131 2011-05-09 Eric Botcazou <ebotcazou@adacore.com>
133 * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
134 (dataflow_set_preserve_mem_locs): Likewise.
136 2011-05-06 Uros Bizjak <ubizjak@gmail.com>
138 * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
139 constraint modifier to "r".
141 2011-05-06 Alan Modra <amodra@gmail.com>
144 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
145 const0_rtx as the arg to the dummy __tls_get_addr libcall.
147 2011-05-06 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
149 * config/s390/s390.c (s390_asm_trampoline_template): Comment
151 (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
153 2011-05-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
156 * config/arm/neon.md (neon_vtrn<mode>): Fix typo from earlier commit.
158 2011-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
160 * config/rs6000/rs6000.c (rs6000_handle_option): Add missing break
163 2011-05-05 Jason Merrill <jason@redhat.com>
166 * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
168 2011-05-05 Julian Brown <julian@codesourcery.com>
170 * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
171 parenthesis in D-register case.
173 2011-05-05 Ira Rosen <ira.rosen@linaro.org>
175 Backport from mainline:
176 2011-04-18 Ulrich Weigand <ulrich.weigand@linaro.org>
177 Ira Rosen <ira.rosen@linaro.org>
180 * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
181 to match neon_vzip/vuzp/vtrn_internal.
182 * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
183 outputs explicitly dependent on both inputs.
184 (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
186 2011-05-04 Uros Bizjak <ubizjak@gmail.com>
188 * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
189 Use %v prefix in insn mnemonic to handle TARGET_AVX.
190 (*movdi_internal): Use "maybe_vex" instead of "vex" in "prefix"
191 attribute calculation.
192 (*movdf_internal): Output AVX mnemonics. Add "prefix" attribute.
193 * config/i386/sse.md (*sse2_storeq_rex64): Do not emit %v prefix
195 (*vec_extractv2di_1_rex64_avx): Ditto.
197 2011-05-03 Uros Bizjak <ubizjak@gmail.com>
198 Jakub Jelinek <jakub@redhat.com>
201 * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
202 only succeed if req_mode is the same as set_mode.
204 2011-05-03 Richard Guenther <rguenther@suse.de>
207 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
208 Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
209 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
211 2011-05-03 Eric Botcazou <ebotcazou@adacore.com>
214 * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
215 for -fstack-check if the size to allocate is negative.
217 2011-04-30 Jakub Jelinek <jakub@redhat.com>
219 PR tree-optimization/48809
220 * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
222 (gen_inbound_check): Don't compute index_expr - range_min in utype
223 again, instead reuse SSA_NAME initialized in build_arrays.
224 Remove two useless gsi_for_stmt calls.
226 2011-04-28 Michael Meissner <meissner@linux.vnet.ibm.com>
228 Backport from mainline
229 2011-04-01 Andrew Pinski <pinskia@gmail.com>
230 Michael Meissner <meissner@linux.vnet.ibm.com>
233 * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
234 operands, as per the specifications.
236 * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
237 (vec_extract_evenv4sf): Ditto.
238 (vec_extract_evenv8hi): Ditto.
239 (vec_extract_evenv16qi): Ditto.
240 (vec_extract_oddv4si): Ditto.
242 2011-04-28 Jakub Jelinek <jakub@redhat.com>
245 * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
248 2011-04-27 Jakub Jelinek <jakub@redhat.com>
251 * c-typeck.c (build_binary_op): Don't wrap arguments if
252 int_operands is true.
254 2011-04-26 Jakub Jelinek <jakub@redhat.com>
257 * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
258 is error_mark_node, set value to NULL.
260 PR tree-optimization/48734
261 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
262 if return value from maybe_fold_*_comparsions isn't something
263 the code is prepared to handle.
265 2011-04-26 Richard Guenther <rguenther@suse.de>
267 PR tree-optimization/48731
268 * ipa-inline.c (cgraph_flatten): Test if function is inlinable.
270 2011-04-24 Paolo Carlini <paolo.carlini@oracle.com>
273 * doc/extend.texi (Type Traits): Document __is_standard_layout,
274 __is_literal_type, and __is_trivial; update throughout about
275 possibly cv-qualified void types.
277 2011-04-23 Jakub Jelinek <jakub@redhat.com>
280 * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
281 to VOID_TYPE even around MODIFY_EXPR.
283 2011-04-22 Jakub Jelinek <jakub@redhat.com>
285 PR tree-optimization/48717
286 * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
287 ~A + A optimizations use build_int_cst_type instead of build_int_cst.
289 2011-04-22 Jakub Jelinek <jakub@redhat.com>
292 * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
293 TREE_STATIC variables declared inside of some OpenMP construct.
295 2011-04-21 Uros Bizjak <ubizjak@gmail.com>
298 * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
299 vec_extract and vec_concat for non-SSE4_1 targets.
301 2011-04-21 Richard Guenther <rguenther@suse.de>
304 * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
305 objects and types here. Adjust for their offset before comparing.
307 2011-04-21 Eric Botcazou <ebotcazou@adacore.com>
309 * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
311 2011-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
314 * config/pa/predicates.md (ior_operand): Delete predicate.
315 (cint_ior_operand, reg_or_cint_ior_operand): New predicates.
316 * config/pa/pa.md (iordi3): Use reg_or_cint_ior_operand predicate in
317 expander. Use cint_ior_operand in unnamed insn.
319 * config/pa/pa-protos.h (ior_operand): Delete declarations.
321 2011-04-20 Jakub Jelinek <jakub@redhat.com>
323 PR tree-optimization/48611
324 * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
325 beyond ERT_MUST_NOT_THROW region.
327 2011-04-20 Eric Botcazou <ebotcazou@adacore.com>
329 Backport from mainline
330 2011-04-19 Eric Botcazou <ebotcazou@adacore.com>
333 * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
334 the types if they have different enumeration identifiers.
336 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
339 * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
340 DECL_IN_CONSTANT_POOL without RTL.
342 2011-04-20 Richard Guenther <rguenther@suse.de>
344 Backport from mainline
345 2011-04-19 Bernd Schmidt <bernds@codesourcery.com>
348 * reload1.c (inc_for_reload): Return void. All callers changed.
349 (emit_input_reload_insns): Don't try to delete previous output
350 reloads to a register, or record spill_reg_store for autoincs.
352 2011-04-19 Jakub Jelinek <jakub@redhat.com>
355 * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
356 is a SUBREG with non-MODE_INT mode inside of it.
358 2011-04-18 Jakub Jelinek <jakub@redhat.com>
361 * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
362 if TREE_TYPE (v) is non-NULL.
364 * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
365 gimple_get_virt_mehtod_for_binfo.
366 * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
367 * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
369 * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
371 2011-04-18 Eric Botcazou <ebotcazou@adacore.com>
373 * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
375 2011-04-18 Jakub Jelinek <jakub@redhat.com>
377 PR tree-optimization/48616
378 * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
379 whether the shift is by scalar or vector based on whether all SLP
380 scalar stmts have the same rhs.
382 2011-04-17 Dennis, CHENG Renquan <crquan@fedoraproject.org>
384 * doc/passes.texi: Fill crossref nodes.
386 2011-04-17 Marius Strobl <marius@FreeBSD.org>
388 * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
389 (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
390 (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
392 2011-04-17 Eric Botcazou <ebotcazou@adacore.com>
395 * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
396 is non-null before accessing it.
397 (input_cgraph): Remove trailing spaces.
399 2011-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
401 * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
402 Replace match_operand with match_dup for the third operand in
405 2011-04-15 Jakub Jelinek <jakub@redhat.com>
408 * config/i386/sse.md (avx_insertps, sse4_1_insertps): If operands[2]
409 is a MEM, offset it as needed based on top 2 bits in operands[3],
410 change MEM mode to SFmode and mask those 2 bits away from operands[3].
412 2011-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
414 Backport from mainline:
415 2011-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
418 * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
419 move from floating point to shift amount register.
420 (emit_move_sequence): Remove secondary reload support for floating
421 point to shift amount amount register copies.
422 (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
423 amount register copies.
424 * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
425 register, return false if mode isn't a scalar integer mode.
426 * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
428 2011-04-13 Jakub Jelinek <jakub@redhat.com>
431 * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is NULL.
432 (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
434 2011-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
436 Backport from mainline:
437 2011-04-12 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
439 * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
441 2011-04-12 Martin Jambor <mjambor@suse.cz>
443 PR tree-optimization/48195
444 * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
445 ipa_check_create_edge_args.
446 (ipcp_generate_summary): Do not call ipa_check_create_node_params and
447 ipa_check_create_edge_args.
448 * ipa-inline.c (inline_generate_summary): Do not call
449 ipa_check_create_node_params and ipa_check_create_edge_args.
450 * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
451 ipa_check_create_edge_args.
453 2011-04-12 Jakub Jelinek <jakub@redhat.com>
455 PR rtl-optimization/48549
456 * combine.c (propagate_for_debug): Also stop after BB_END of
457 this_basic_block. Process LAST and just stop processing after it.
458 (combine_instructions): If last_combined_insn has been deleted,
459 set last_combined_insn to its PREV_INSN.
461 2011-04-12 Nick Clifton <nickc@redhat.com>
463 * config/v850/v850.c (expand_prologue): Do not use the CALLT
464 instruction for interrupt handlers if the target is the basic V850
466 (expand_epilogue): Likewise.
468 2011-04-12 Jakub Jelinek <jakub@redhat.com>
471 * c-typeck.c (store_init_value): Set TREE_TYPE (decl) to
474 2011-04-11 Joseph Myers <joseph@codesourcery.com>
476 * common.opt (Tbss=, Tdata=, Ttext=): New options.
478 2011-04-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
480 Backport from mainline:
481 2011-04-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
483 * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
485 2011-04-09 Duncan Sands <baldrick@free.fr>
487 * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
489 2011-04-08 Steven G. Kargl <kargl@gcc.gnu.org>
492 * config.gcc: disable unwind table generation for crtbegin/crtend
495 2011-04-08 Jakub Jelinek <jakub@redhat.com>
497 PR tree-optimization/48377
498 * tree-vect-data-refs.c (vector_alignment_reachable_p): Set is_packed
499 to true even for types with smaller TYPE_ALIGN than TYPE_SIZE.
501 2011-04-07 Uros Bizjak <ubizjak@gmail.com>
503 * config/i386/sse.md: Update copyright year.
504 (avx_cmp<ssescalarmodesuffix><mode>3): Add missing output
506 (*vec_concatv2sf_avx): Fix wrong register constraint in
507 alternative 3 of operand 1.
508 (*vec_set<mode>_0_avx): Avoid combining registers from different
509 units in a single alternative.
510 (*vec_set<mode>_0_sse4_1): Ditto.
511 (*vec_set<mode>_0_sse2): Ditto.
512 (vec_set<mode>_0): Ditto.
513 (sse2_storehpd): Ditto.
514 (sse2_loadhpd): Ditto.
515 (sse4_1_insertps): Use nonimmediate_operand for operand 2.
516 * config/i386/predicates.md (sse_comparison_operator): Do not
517 define as special predicate.
519 2011-04-07 Jakub Jelinek <jakub@redhat.com>
522 * combine.c (combine_instructions): Add last_combined_insn,
523 update it if insn is after it, pass it to all try_combine calls.
524 (try_combine): Add last_combined_insn parameter, pass it instead of
525 i3 to propagate_for_debug.
527 2011-04-07 Andrey Belevantsev <abel@ispras.ru>
529 Backport from mainline
530 2011-03-26 Andrey Belevantsev <abel@ispras.ru>
532 PR rtl-optimization/48144
533 * sel-sched-ir.c (merge_history_vect): Factor out from ...
534 (merge_expr_data): ... here.
535 (av_set_intersect): Rename to av_set_code_motion_filter.
536 Update all callers. Call merge_history_vect when an
537 expression is found in both sets.
538 * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
540 2011-04-06 Jakub Jelinek <jakub@redhat.com>
543 * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
544 as base_reg whatever register reg has been eliminated to, instead
545 of hardcoding STACK_POINTER_REGNUM.
547 Backported from mainline
548 2011-04-01 Jakub Jelinek <jakub@redhat.com>
551 * expr.c (expand_assignment): Handle all possibilities
553 * expmed.c (store_bit_field_1): Avoid trying to create
555 (store_split_bit_field): If SUBREG_REG (op0) or
556 op0 itself has smaller mode than word, return it
557 for offset 0 and const0_rtx for out-of-bounds stores.
558 If word is const0_rtx, skip it.
560 2011-04-06 Joseph Myers <joseph@codesourcery.com>
562 * gcov-io.c: Use GCC Runtime Library Exception.
564 2011-04-05 Eric Botcazou <ebotcazou@adacore.com>
566 * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
568 2011-04-01 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
570 * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
572 2011-04-01 Andrey Belevantsev <abel@ispras.ru>
574 Backport from mainline
575 2011-03-22 Andrey Belevantsev <abel@ispras.ru>
577 PR rtl-optimization/48143
578 * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
579 (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
580 sse2_cvtps2pd): Likewise.
582 2011-03-31 Eric Botcazou <ebotcazou@adacore.com>
585 * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
586 frame-related from frame-unrelated adjustments to the stack pointer.
588 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
590 Backport from mainline
591 2011-03-30 H.J. Lu <hongjiu.lu@intel.com>
594 * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
597 2011-03-29 Jakub Jelinek <jakub@redhat.com>
600 * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
601 dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
602 dw_fde_unlikely_section_end_label, cold_in_std_section,
603 dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
604 Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
606 (output_fde): Use dw_fde_second_{begin,end} if second is
607 true, otherwise dw_fde_{begin,end}.
608 (output_call_frame_info): Test dw_fde_second_begin != NULL
609 instead of dw_fde_switched_sections.
610 (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
611 fields, initialize new fields. Initialize in_std_section
612 unconditionally from the first partition.
613 (dwarf2out_end_epilogue): Don't override dw_fde_end when
614 dw_fde_second_begin is non-NULL.
615 (dwarf2out_switch_text_section): Stop initializing removed
616 dw_fde_struct fields, initialize new fields, initialize
617 also dw_fde_end here. Set dw_fde_switch_cfi even when
618 dwarf2out_do_cfi_asm (). Call var_location_switch_text_section.
619 (struct var_loc_list_def): Add last_before_switch field.
620 (arange_table, arange_table_allocated, arange_table_in_use,
621 ARANGE_TABLE_INCREMENT, add_arange): Removed.
622 (size_of_aranges): Count !in_std_section and !second_in_std_section
623 hunks in fdes, instead of looking at arange_table_in_use.
624 (output_aranges): Add aranges_length argument, don't call
625 size_of_aranges here. Instead of using aranges_table*
626 emit ranges for fdes when !in_std_section resp.
627 !second_in_std_section.
628 (dw_loc_list): Break ranges crossing section switch.
629 (convert_cfa_to_fb_loc_list): Likewise. If switched sections,
630 use dw_fde_second_end instead of dw_fde_end as end of last
632 (gen_subprogram_die): Don't call add_arange. Use
633 dw_fde_{begin,end} for first partition and if switched
634 section dw_fde_second_{begin,end} for the second.
635 (var_location_switch_text_section_1,
636 var_location_switch_text_section): New functions.
637 (dwarf2out_begin_function): Initialize cold_text_section even
638 when function_section () isn't text_section.
639 (prune_unused_types): Don't walk arange_table.
640 (dwarf2out_finish): Don't needlessly test
641 flag_reorder_blocks_and_partition when testing cold_text_section_used.
642 If info_section_emitted, call size_of_aranges and if it indicates
643 non-empty .debug_aranges, call output_aranges with the computed
644 size. Stop using removed dw_fde_struct fields, use
645 dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
648 2011-03-29 Uros Bizjak <ubizjak@gmail.com>
650 * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
651 (alpha_option_override): Don't set alpha_sr_alias_set.
652 (emit_frame_store_1): Use gen_frame_mem rather than calling
654 (alpha_expand_epilogue): Ditto.
655 (unicosmk_gen_dsib): Ditto.
657 2011-03-29 Nick Clifton <nickc@redhat.com>
659 * config/rx/rx.h (LABEL_ALIGN_AFTER_BARRIER): Define.
660 (ASM_OUTPUT_MAX_SKIP): Define.
661 * config/rx/predicates.md (rx_zs_comparison_operator): Do not
662 allow LT aor GE comparisons.
663 * config/rx/rx-protos.h (rx_align_for_label): Prototype.
664 * config/rx/rx.md: Add peepholes and patterns to combine extending
665 loads with simple arithmetic instructions.
666 * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI modes
667 to use pre-decrement and post-increment addressing.
668 (rx_is_restricted_memory_address): For REG+INT addressing, ensure
669 that the INT is a valid offset.
670 (rx_print_operand): Handle %R.
671 Fix %Q's handling of MEMs.
672 (rx_option_override): Set alignments.
673 (rx_align_for_label): New function.
674 (rx_max_skip_for_label): New function.
675 (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
676 (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
677 (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
678 (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
680 2011-03-29 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
682 * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
683 for invalid symbolic addresses.
684 (s390_secondary_reload): Don't use s390_check_symref_alignment for
687 2011-03-28 Richard Sandiford <richard.sandiford@linaro.org>
690 * config/arm/predicates.md (neon_lane_number): Accept 0..15.
692 2011-03-28 Richard Guenther <rguenther@suse.de>
694 Backport from mainline
695 2011-03-24 Richard Guenther <rguenther@suse.de>
698 * tree-object-size.c (addr_object_size): Do not double-account
701 2011-03-22 Richard Guenther <rguenther@suse.de>
703 PR tree-optimization/48228
704 * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
707 2011-03-17 Richard Guenther <rguenther@suse.de>
710 * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
711 a value make sure to fold the statement.
713 2011-03-15 Richard Guenther <rguenther@suse.de>
716 * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
717 or variable-indexed array accesses when in gimple form.
719 2011-03-27 Jonathan Wakely <jwakely.gcc@gmail.com>
724 * doc/extend.texi (Alignment): Move section to match order in TOC.
725 * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
726 (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
728 2011-03-26 Uros Bizjak <ubizjak@gmail.com>
730 Backport from mainline:
731 2011-03-24 Uros Bizjak <ubizjak@gmail.com>
734 * config/i386/i386.md (*movdf_internal_rex64): Do not split
735 alternatives that can be handled with movq or movabsq insn.
736 (*movdf_internal): Disable for !TARGET_64BIT.
737 (*movdf_internal_nointeger): Ditto.
738 * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
740 2011-03-26 Jakub Jelinek <jakub@redhat.com>
742 Backport from mainline
743 2011-03-24 Jakub Jelinek <jakub@redhat.com>
746 * simplify-rtx.c (simplify_const_unary_operation): Call
747 real_convert when changing mode class with FLOAT_EXTEND.
749 2011-03-20 Jakub Jelinek <jakub@redhat.com>
753 * c-common.c (shorten_compare): If primopN is first sign-extended
754 to opN and then zero-extended to result type, set primopN to opN.
756 PR rtl-optimization/48156
757 * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
758 assume df and df_lr are not NULL.
760 2011-03-17 Jakub Jelinek <jakub@redhat.com>
762 PR rtl-optimization/48141
763 * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
764 * dse.c: Include params.h.
765 (active_local_stores_len): New variable.
766 (add_wild_read, dse_step1): Clear it when setting active_local_stores
768 (record_store, check_mem_read_rtx): Decrease it when removing
770 (scan_insn): Likewise. Increase it when adding to chain, if it
771 reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
772 set active_local_stores to NULL before the addition.
773 * Makefile.in (dse.o): Depend on $(PARAMS_H).
775 PR rtl-optimization/48141
776 * dse.c (record_store): If no positions are needed in an insn
777 that cannot be deleted, at least unchain it from active_local_stores.
779 2011-03-25 Jakub Jelinek <jakub@redhat.com>
781 * BASE-VER: Set to 4.6.1.
782 * DEV-PHASE: Set to prerelease.
784 2011-03-25 Release Manager
786 * GCC 4.6.0 released.
788 2011-03-21 Andreas Tobler <andreast@fgznet.ch>
790 * config/rs6000/t-freebsd: Remove duplication from file.
792 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
795 * doc/install.texi (Prerequisites): Move jar etc. up.
796 Explain support library version requirements.
798 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
801 * doc/install.texi (Prerequisites): Move Perl to build
802 requirements. Always necessary on Solaris 2 with Sun ld.
804 2011-03-21 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
806 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
808 (Specific, i?86-*-solaris2.[89]): Likewise.
809 (Specific, i?86-*-solaris2.10): Likewise.
810 (Specific, mips-sgi-irix6): Likewise.
811 (Specific, *-*-solaris2*): Remove Sun Studio download URL.
812 Update for binutils 2.21.
814 2011-03-21 Jakub Jelinek <jakub@redhat.com>
817 * config/s390/s390.c (s390_delegitimize_address): Don't call
818 lowpart_subreg if orig_x has BLKmode.
820 2011-03-20 Joseph Myers <joseph@codesourcery.com>
822 * c-decl.c (diagnose_mismatched_decls): Give an error for
823 redefining a typedef with variably modified type.
825 2011-03-20 Joseph Myers <joseph@codesourcery.com>
827 * c-decl.c (grokfield): Don't allow typedefs for structures or
828 unions with no tag by default.
829 * doc/extend.texi (Unnamed Fields): Update.
831 2011-03-18 Jakub Jelinek <jakub@redhat.com>
834 * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
835 arange_table_in_use is 0, but either text_section_used or
836 cold_text_section_used is true. Don't call it if
837 !info_section_emitted.
839 2011-03-18 Richard Guenther <rguenther@suse.de>
841 * doc/install.texi (--enable-gold): Remove.
842 (--with-plugin-ld): Document.
843 * doc/invoke.texi (-fuse-linker-plugin): Clarify.
845 2011-03-18 H.J. Lu <hongjiu.lu@intel.com>
847 Backport from mainline
848 2011-03-17 H.J. Lu <hongjiu.lu@intel.com>
851 * config/i386/i386.opt: Add Save to -mavx and -mfma.
853 2011-03-18 Richard Henderson <rth@redhat.com>
854 Jakub Jelinek <jakub@redhat.com>
857 * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
858 instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
860 2011-03-17 Richard Guenther <rguenther@suse.de>
863 * tree-object-size.c (compute_object_offset): Properly return
864 the offset operand of MEM_REFs as sizetype.
866 2011-03-16 Dodji Seketeli <dodji@redhat.com>
869 * dwarf2out.c (strip_naming_typedef): Factorize out of ...
870 (lookup_type_die_strip_naming_typedef): ... here.
871 (get_context_die): Use it.
872 (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
873 the anonymous struct named by the naming typedef.
875 2011-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
878 * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
879 in the output template.
881 2011-03-15 Alan Modra <amodra@gmail.com>
884 * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
885 presume symbol_refs without a symbol_ref_decl are suitably
886 aligned, nor other trees we may see here. Handle anchor symbols.
887 (legitimate_constant_pool_address_p): Comment. Add mode param.
888 Check cmodel=medium addresses. Adjust all calls.
889 (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
890 creating cmodel=medium optimized access to locals.
891 * config/rs6000/constraints.md (R): Pass QImode to
892 legitimate_constant_pool_address_p.
893 * config/rs6000/predicates.md (input_operand): Pass mode to
894 legitimate_constant_pool_address_p.
895 * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
898 2011-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
901 * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
902 64-bit constants being loaded into registers other than GPRs such
903 as loading 0 into a VSX register.
905 2011-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
907 * config/sol2.c (solaris_assemble_visibility): Remove obsolete
910 2011-03-14 Jakub Jelinek <jakub@redhat.com>
912 * doc/invoke.texi, doc/standards.texi: Refer to
913 gcc-4.6/c99status.html.
915 * DEV-PHASE: Mark "prerelease".
917 2011-03-14 Richard Guenther <rguenther@suse.de>
920 * tree.c (build_vector_from_val): Adjust assert to requirements
923 2011-03-14 Jakub Jelinek <jakub@redhat.com>
926 * graphite-cloog-compat.h (build_cloog_prog): Remove STATE
929 2011-03-14 Andreas Tobler <andreast@fgznet.ch>
931 * config/rs6000/freebsd.h: (RELOCATABLE_NEEDS_FIXUP): Define in
932 terms of target_flags_explicit. Adjust copyright year.
934 * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
935 * config/rs6000/t-freebsd: New file. Add override for
938 2011-03-13 Chris Demetriou <cgd@google.com>
940 * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
941 (-fno-diagnostics-show-option): this, to reflect current default.
942 (-Werror=): Update text about -fno-diagnostics-show-option.
944 2011-03-12 Peter Bergner <bergner@vnet.ibm.com>
947 * config/rs6000/predicates.md (easy_vector_constant_add_self,
948 easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
949 * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
950 mode is not V2DImode or V2DFmode.
951 (vspltis_constant): Do not handle V2DImode and V2DFmode.
952 (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
953 * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
955 (movdi_internal64): Likewise.
957 2011-03-12 Sebastian Pop <sebastian.pop@amd.com>
959 PR tree-optimization/47127
960 * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
962 (set_cloog_options): Same.
963 (scop_to_clast): Same.
964 (print_clast_stmt): Do not call cloog_state_malloc and
966 (print_generated_program): Same.
968 * graphite-clast-to-gimple.h (cloog_state): Declared.
969 (scop_to_clast): Adjust declaration.
970 * graphite.c (cloog_state): Defined here.
971 (graphite_initialize): Call cloog_state_malloc.
972 (graphite_finalize): Call cloog_state_free.
974 2011-03-11 Jason Merrill <jason@redhat.com>
976 * attribs.c (lookup_attribute_spec): Take const_tree.
979 2011-03-11 Joseph Myers <joseph@codesourcery.com>
981 * config/sparc/sparc.c (sparc_option_override): Use
982 PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
984 2011-03-11 Richard Guenther <rguenther@suse.de>
986 PR tree-optimization/48067
987 * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
988 multiplication result will be only used once on the target
991 2011-03-11 Richard Guenther <rguenther@suse.de>
993 * doc/invoke.texi (max-inline-insns-single): Adjust default value.
995 2011-03-11 Richard Guenther <rguenther@suse.de>
998 * tree.c (find_decls_types_r): Do not walk types only reachable
999 from IDENTIFIER_NODEs.
1001 2011-03-11 Jakub Jelinek <jakub@redhat.com>
1004 * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
1005 all vnode->force_output nodes as needed.
1007 2011-03-11 Jason Merrill <jason@redhat.com>
1010 * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
1011 COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
1013 2011-03-11 Martin Jambor <mjambor@suse.cz>
1015 * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
1018 2011-03-11 Jakub Jelinek <jakub@redhat.com>
1020 PR tree-optimization/48063
1021 * ipa-inline.c (cgraph_decide_inlining): Don't try to
1022 inline functions called once if !tree_can_inline_p (node->callers).
1024 2011-03-11 Chen Liqin <liqin.gcc@gmail.com>
1026 * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
1028 * config/score/score3.c: Delete.
1029 * config/score/score3.h: Delete.
1030 * config/score/mul-div.S: Delete.
1031 * config/score/sfp-machine.h: Add new file.
1032 * config/score/constraints.md: Add new file.
1033 * config/score/t-score-softfp: Add new file.
1034 * config/score/t-score-elf: Remove score3.o, do not generate multilib.
1035 * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
1036 (score7_extra_constraint): Delete.
1037 (score7_option_override): Remove unused code.
1038 * config/score/score.c: Remove score3 and score5 define and code.
1039 * config/score/score.h: Remove score3 and score5 define and code.
1040 * config/score/score.md: Remove score3 template and unusual insn.
1041 * config/score/score.opt: Remove score3 and score5 options.
1043 2011-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1045 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
1046 when _HPUX_SOURCE is defined.
1047 (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
1049 2011-03-10 Jason Merrill <jason@redhat.com>
1052 * stor-layout.c (layout_type): Don't set structural equality
1053 on arrays of incomplete type.
1054 * tree.c (type_hash_eq): Handle comparing them properly.
1056 2011-03-10 Jakub Jelinek <jakub@redhat.com>
1059 * config/s390/s390.c (s390_delegitimize_address): Make sure the
1060 result mode matches original rtl mode.
1062 2011-03-10 Nick Clifton <nickc@redhat.com>
1064 * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
1065 (andsi3, andsi3_flags): Fix timings for three operand alternative.
1067 2011-03-09 Jakub Jelinek <jakub@redhat.com>
1069 PR rtl-optimization/47866
1070 * expr.c (store_field): If MEM_SCALAR_P (target), don't use
1071 MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
1072 if target wasn't scalar.
1073 * function.c (assign_stack_temp_for_type): Assert that neither
1074 MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
1075 MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
1077 * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
1079 2011-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1081 * config/s390/s390-protos.h (s390_label_align): New prototype.
1082 * config/s390/s390.c (s390_label_align): New function.
1083 * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
1085 2011-03-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1088 * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
1089 V2DI/V2DF constants. Only all 0's or all 1's are easy.
1090 (output_vec_const_move): Ditto.
1092 2011-03-08 Anatoly Sokolov <aesok@post.ru>
1094 * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
1095 * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
1096 * config/mips/mips.c (mips_preferred_reload_class): Make static.
1097 Change 'rclass' argument and result type to reg_class_t.
1098 (TARGET_PREFERRED_RELOAD_CLASS): Define.
1100 2011-03-08 Georg-Johann Lay <avr@gjlay.de>
1102 * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1103 * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
1104 (TARGET_MEMORY_MOVE_COST): Define.
1105 (avr_register_move_cost, avr_memory_move_cost): New Functions.
1107 2011-03-08 Jakub Jelinek <jakub@redhat.com>
1110 * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
1113 PR tree-optimization/48022
1114 * fold-const.c (fold_comparison): Don't call fold_overflow_warning
1117 2011-03-07 Jakub Jelinek <jakub@redhat.com>
1120 * var-tracking.c (find_use_val): Return NULL for
1121 cui->sets && cui->store_p BLKmode MEMs.
1123 2011-03-07 Anatoly Sokolov <aesok@post.ru>
1125 * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
1127 * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
1128 xstormy16_print_operand_address): Remove.
1129 * config/stormy16/stormy16.c (xstormy16_print_operand,
1130 xstormy16_print_operand_address): Make static.
1131 (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
1133 2011-03-07 Pat Haugen <pthaugen@us.ibm.com>
1136 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
1137 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
1140 2011-03-07 Zdenek Dvorak <ook@ucw.cz>
1143 * cfgloopmanip.c (fix_bb_placements): Return immediately
1144 if FROM is BASE_LOOP's header.
1146 2011-03-07 Paul Wögerer <paul_woegerer@mentor.com>
1148 * gimplify.c (gimplify_function_tree): Fix building calls
1149 to __builtin_return_address.
1151 2011-03-07 Alan Modra <amodra@gmail.com>
1153 * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
1154 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
1155 * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
1156 * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
1158 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
1159 (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
1160 (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
1161 (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
1162 * config/rs6000/rs6000.c
1163 (rs6000_elf_end_indicate_exec_stack): Rename to..
1164 (rs6000_elf_file_end): ..this. Only call file_end_indicate_exec_stack
1165 for POWERPC_LINUX. Move code emitting .gnu_attribute to here, from..
1166 (rs6000_file_start): ..here.
1167 (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
1168 file scope variables.
1169 (call_ABI_of_interest): New function.
1170 (init_cumulative_args): Set above vars when function return value
1171 is a float, vector, or small struct.
1172 (rs6000_function_arg_advance_1): Likewise for function args.
1173 (rs6000_va_start): Set rs6000_passes_float if variable arg function
1174 references float args.
1176 2011-03-07 Mingjie Xing <mingjie.xing@gmail.com>
1178 * doc/cfg.texi: Remove "See" before @ref.
1179 * doc/invoke.texi: Likewise.
1181 2011-03-05 Jason Merrill <jason@redhat.com>
1183 * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
1185 2011-03-05 Anthony Green <green@moxielogic.com>
1187 * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
1189 2011-03-05 Zdenek Dvorak <ook@ucw.cz>
1191 PR rtl-optimization/47899
1192 * cfgloopmanip.c (fix_bb_placements): Fix first argument
1193 to flow_loop_nested_p when moving the loop upward.
1195 2011-03-05 Richard Earnshaw <rearnsha@arm.com>
1198 * arm.md (movhi_insn_arch4): Accept any immediate constant.
1200 2011-03-05 Jakub Jelinek <jakub@redhat.com>
1202 PR tree-optimization/47967
1203 * ipa-cp.c (build_const_val): Return NULL instead of creating
1204 VIEW_CONVERT_EXPR for mismatching sizes.
1205 (ipcp_create_replace_map): Return NULL if build_const_val failed.
1206 (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
1207 give up on versioning.
1209 2011-03-05 Alan Modra <amodra@gmail.com>
1212 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1213 full cmodel medium/large lo_sum + high addresses.
1215 2011-03-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1217 * config/s390/s390.c (s390_decompose_address): Reject non-literal
1218 pool references in UNSPEC_LTREL_OFFSET.
1220 2011-03-04 Jan Hubicka <jh@suse.cz>
1223 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
1224 (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
1225 * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers.
1226 * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
1227 cgraph_add_thunk): Add node pointers.
1228 * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
1229 associated to right node.
1230 (input_node): Update use of cgraph_same_body_alias
1231 and cgraph_add_thunk.
1233 2011-03-04 Changpeng Fang <changpeng.fang@amd.com>
1235 * config/i386/i386.opt (mprefer-avx128): New flag.
1236 * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode
1237 when the flag -mprefer-avx128 is on.
1239 2011-03-04 Richard Sandiford <richard.sandiford@linaro.org>
1241 * dwarf2out.c (compare_loc_operands): Fix address handling.
1243 2011-03-04 Alan Modra <amodra@gmail.com>
1245 * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
1247 2011-03-04 Richard Guenther <rguenther@suse.de>
1250 * expmed.c (extract_bit_field_1): Prefer vector modes that
1251 vec_extract patterns can handle.
1253 2011-03-04 Richard Guenther <rguenther@suse.de>
1256 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
1258 2011-03-04 Richard Henderson <rth@redhat.com>
1260 * explow.c (emit_stack_save): Remove 'after' parameter.
1261 (emit_stack_restore): Likewise.
1262 * expr.h: Update to match.
1263 * builtins.c, calls.c, stmt.c: Likewise.
1264 * config/alpha/alpha.md, config/avr/avr.md: Likewise.
1265 * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
1266 * function.c (expand_function_end): Insert the emit_stack_save
1267 sequence before parm_birth_insn instead of after.
1269 2011-03-03 Uros Bizjak <ubizjak@gmail.com>
1271 * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
1272 (ssse3_pmaddubsw128): Ditto.
1273 (ssse3_pmaddubsw): Ditto.
1275 2011-03-03 Steve Ellcey <sje@cup.hp.com>
1277 * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
1279 2011-03-03 Jakub Jelinek <jakub@redhat.com>
1282 * gimplify.c (omp_add_variable): Only call omp_notice_variable
1283 on TYPE_SIZE_UNIT if it is a DECL.
1286 * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
1287 first operand is not is_gimple_mem_ref_addr, try to fold it.
1288 If the operand still isn't is_gimple_mem_ref_addr, clear
1291 2011-03-03 Richard Guenther <rguenther@suse.de>
1294 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
1296 (refs_may_alias_p_1): For release branches return true if
1297 we are confused by our input.
1299 2011-03-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1301 * config/s390/s390.c (s390_function_value): Rename to ...
1302 (s390_function_and_libcall_value): ... this.
1303 (s390_function_value): New function.
1304 (s390_libcall_value): New function.
1305 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
1306 * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
1307 target macro definitions.
1308 * config/s390/s390-protos.h (s390_function_value): Remove prototype.
1310 2011-03-02 Joseph Myers <joseph@codesourcery.com>
1312 * config/i386/freebsd64.h (CC1_SPEC): Define.
1313 * config/i386/linux64.h (CC1_SPEC): Define.
1314 * config/i386/x86-64.h (CC1_SPEC): Don't define.
1316 2011-03-02 Anatoly Sokolov <aesok@post.ru>
1318 * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
1320 * config/stormy16/stormy16.c: Include reload.h.
1321 (xstormy16_memory_move_cost): New function.
1322 (TARGET_MEMORY_MOVE_COST): Define.
1324 2011-03-02 Richard Sandiford <richard.sandiford@linaro.org>
1326 PR rtl-optimization/47925
1327 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
1328 with side effects. Remove the more-specific check for volatile asms.
1330 2011-03-02 Alan Modra <amodra@gmail.com>
1333 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
1334 toc relative addresses for valid offsets.
1336 2011-03-01 Richard Guenther <rguenther@suse.de>
1338 PR tree-optimization/47890
1339 * tree-vect-loop.c (get_initial_def_for_induction): Set
1340 related stmt properly.
1342 2011-03-01 Richard Guenther <rguenther@suse.de>
1345 * lto-streamer.c (lto_record_common_node): Also register
1348 2011-03-01 Richard Guenther <rguenther@suse.de>
1351 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1352 Do not stream DECL_ABSTRACT_ORIGIN.
1353 (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1354 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1355 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1356 Do not stream DECL_ABSTRACT_ORIGIN.
1357 (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
1358 BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
1360 2011-02-28 Anatoly Sokolov <aesok@post.ru>
1362 * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
1363 FUNCTION_VALUE_REGNO_P): Remove.
1364 * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
1365 * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
1366 Add 'outgoing' argument.
1367 (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
1369 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1370 TARGET_FUNCTION_VALUE_REGNO_P): Define.
1372 2011-02-28 Kai Tietz <kai.tietz@onevision.com>
1375 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
1376 (lookup_filename): Likewise.
1377 * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
1379 2011-02-28 Bernd Schmidt <bernds@codesourcery.com>
1380 Jakub Jelinek <jakub@redhat.com>
1383 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
1384 (assign_stack_local_1): Change last argument type to int.
1385 * function.c (assign_stack_local_1): Replace reduce_alignment_ok
1386 argument with kind. If bit ASLK_RECORD_PAD is not set in it,
1387 don't record padding space into frame_space_list nor use those areas.
1388 (assign_stack_local): Adjust caller.
1389 (assign_stack_temp_for_type): Call assign_stack_local_1 instead
1390 of assign_stack_local, pass 0 as last argument.
1391 * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
1394 2011-02-28 Jakub Jelinek <jakub@redhat.com>
1397 * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
1398 Use target address_mode and pointer_mode hooks instead of hardcoded
1399 Pmode and ptr_mode. Handle some simple cases of extending if
1400 POINTERS_EXTEND_UNSIGNED < 0.
1401 (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
1402 Call convert_debug_memory_address.
1403 (expand_debug_expr) <case ADDR_EXPR>: Pass as to
1404 convert_debug_memory_address.
1407 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
1408 * configure: Regenerated.
1409 * config.in: Regenerated.
1410 * varasm.c (default_function_section): Return NULL
1411 if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
1413 2011-02-28 Martin Jambor <mjambor@suse.cz>
1415 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
1416 the description to match the printed values.
1418 2011-02-28 Richard Guenther <rguenther@suse.de>
1420 * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
1421 of the copied scope tree.
1423 2011-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1425 * doc/extend.texi (Function Attributes): Avoid deeply (and
1426 wrongly) nested tables.
1428 2011-02-27 Jakub Jelinek <jakub@redhat.com>
1431 * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
1432 MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
1433 r isn't op0 nor op1.
1435 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1437 * config/avr/avr.md: Remove magic comment for emacs.
1439 2011-02-23 Georg-Johann Lay <avr@gjlay.de>
1442 * config/avr/avr.c (avr_option_override): Use error on bad options.
1443 (avr_help): New function.
1444 (TARGET_HELP): Define.
1446 2011-02-22 Georg-Johann Lay <avr@gjlay.de>
1449 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
1450 (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
1452 2011-02-26 Gerald Pfeifer <gerald@pfeifer.com>
1454 * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
1455 (ARM Options): Ditto.
1456 (i386 and x86-64 Options): Ditto.
1457 (RX Options): Ditto.
1458 (SPARC Options): Ditto.
1460 2011-02-26 Tijl Coosemans <tijl@coosemans.org>
1462 * config.gcc (i386-*-freebsd*): Make i486 the default arch on
1463 FreeBSD 6 and later. Generally use cpu generic.
1465 2011-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1467 * doc/cpp.texi: Update copyright years.
1469 2011-02-25 Sebastien Bourdeauducq <sebastien@milkymist.org>
1472 * config/lm32/lm32.md (ashrsi3): Added needed variable.
1474 2011-02-25 Jon Beniston <jon@beniston.com>
1477 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
1478 * config/lm32/lm32.md (ashlsi3): Remove unused variable.
1479 * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
1480 (lm32_block_move_inline): Add type cast to remove warning.
1481 (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
1482 (gen_int_relational): Move declarations to start of function.
1484 2011-02-25 Eric Botcazou <ebotcazou@adacore.com>
1486 PR tree-optimization/45470
1487 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
1488 can throw internally only.
1489 * tree-vect-stmts.c (vectorizable_call): Likewise.
1491 2011-02-24 Anatoly Sokolov <aesok@post.ru>
1493 * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
1494 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1495 * config/stormy16/stormy16-protos.h
1496 (xstormy16_preferred_reload_class): Remove.
1497 * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
1498 static. Change 'rclass' argument and return type to reg_class_t.
1499 (TARGET_PREFERRED_RELOAD_CLASS,
1500 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
1502 2011-02-24 Richard Guenther <rguenther@suse.de>
1504 * lto-streamer-in.c (input_bb): Do not find referenced vars
1505 in debug statements.
1507 2011-02-23 Jason Merrill <jason@redhat.com>
1509 * common.opt (fabi-version): Document v5 and v6.
1511 2011-02-23 Richard Guenther <rguenther@suse.de>
1513 PR tree-optimization/47849
1514 * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
1516 2011-02-23 Jie Zhang <jie@codesourcery.com>
1518 * opts-common.c (decode_cmdline_option): Print empty string
1519 argument as "" in decoded->orig_option_with_args_text.
1520 * gcc.c (execute): Print empty string argument as ""
1521 in the verbose output.
1522 (do_spec_1): Keep empty string argument.
1524 2011-02-23 Nathan Froyd <froydnj@codesourcery.com>
1526 * config.gcc: Declare score-* and crx-* obsolete.
1528 2011-02-23 Jie Zhang <jie@codesourcery.com>
1530 PR rtl-optimization/47763
1531 * web.c (web_main): Ignore naked clobber when replacing register.
1533 2011-02-22 Anatoly Sokolov <aesok@post.ru>
1535 * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
1538 2011-02-22 Sebastian Pop <sebastian.pop@amd.com>
1541 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
1543 2011-02-22 Mike Stump <mikestump@comcast.net>
1545 * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
1547 * configure: Regenerate.
1549 2011-02-21 Chung-Lin Tang <cltang@codesourcery.com>
1551 PR rtl-optimization/46002
1552 * ira-color.c (update_copy_costs): Change class intersection
1553 test to reg_class_contents[] test of 'hard_regno'.
1555 2011-02-21 Joseph Myers <joseph@codesourcery.com>
1557 * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
1559 * config/hpux11.opt (mt): Likewise.
1560 * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
1561 * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
1562 * config/vax/elf.opt (mno-asm-pic): Likewise.
1563 * config/vms/vms.opt (map, mvms-return-codes): Likewise.
1565 2011-02-21 Mike Stump <mikestump@comcast.net>
1568 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
1569 tree so we can get save the type.
1570 * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
1571 for CFString instead of trying to use past the end of the builtins.
1572 * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
1573 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
1574 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
1575 * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
1576 Rename to darwin_builtin_cfstring.
1577 (darwin_init_cfstring_builtins): Return the built type.
1579 2011-02-21 Uros Bizjak <ubizjak@gmail.com>
1582 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
1583 (_mm256_insert_epi64): Use _mm_insert_epi64.
1585 2011-02-21 Anatoly Sokolov <aesok@post.ru>
1587 * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1588 * config/stormy16/stormy16-protos.h
1589 (xstormy16_mode_dependent_address_p): Remove.
1590 * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
1591 Make static. Change return type to bool. Change argument type to
1592 const_rtx. Remove dead code.
1593 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1595 2011-02-21 Richard Guenther <rguenther@suse.de>
1598 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1599 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1600 (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
1602 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1603 Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
1605 2011-02-20 Richard Guenther <rguenther@suse.de>
1608 * tree.c (free_lang_data_in_decl): Clean builtins from
1609 the TU decl BLOCK_VARS.
1611 2011-02-19 Alexandre Oliva <aoliva@redhat.com>
1615 * haifa-sched.c (fix_tick_ready): Skip tick computation
1618 2011-02-19 Richard Guenther <rguenther@suse.de>
1621 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
1622 Remove lazy BLOCK_VARS streaming.
1623 (lto_input_ts_block_tree_pointers): Likewise.
1624 * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
1626 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1628 * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
1630 2011-02-19 Joseph Myers <joseph@codesourcery.com>
1632 * config/i386/biarch32.h, config/i386/mach.h,
1633 config/rs6000/aix.opt, config/sh/superh64.h: Remove.
1635 2011-02-19 Jakub Jelinek <jakub@redhat.com>
1638 * config/i386/i386.md (peephole2 for shift and plus): Use
1639 operands[1] original mode in the first insn.
1641 2011-02-18 Mike Stump <mikestump@comcast.net>
1643 * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
1645 2011-02-18 Jan Hubicka <jh@suse.cz>
1648 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
1649 to zero when the function is not inlinable at all.
1651 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1653 * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
1654 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
1655 pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
1656 * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
1657 * config/pa/t-pa64: Likewise.
1658 * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1660 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1663 * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
1665 2011-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1668 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
1670 2011-02-18 Anatoly Sokolov <aesok@post.ru>
1672 * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
1673 RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
1674 LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
1675 GO_IF_LEGITIMATE_ADDRESS): Remove macros.
1676 * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
1677 (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
1678 m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
1679 m32r_load_postinc_p, m32r_store_preinc_predec_p,
1680 m32r_legitimate_address_p): New functions.
1681 * config/m32r/constraints.md (constraint "S"): Don't use
1682 STORE_PREINC_PREDEC_P.
1683 (constraint "U"): Don't use LOAD_POSTINC_P.
1685 2011-02-18 Chung-Lin Tang <cltang@codesourcery.com>
1687 PR rtl-optimization/46178
1688 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
1689 compute ira_hard_regno_cover_class[].
1691 2011-02-18 Richard Guenther <rguenther@suse.de>
1694 * lto-streamer.h (lto_global_var_decls): Declare.
1695 * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
1696 statics for global var processing.
1698 2011-02-18 Richard Guenther <rguenther@suse.de>
1700 PR tree-optimization/47737
1701 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
1702 edge dominance check.
1704 2011-02-18 Jakub Jelinek <jakub@redhat.com>
1707 * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
1708 avoid invalid rtx sharing.
1710 2011-02-18 Gerald Pfeifer <gerald@pfeifer.com>
1712 * doc/cpp.texi (Obsolete Features): Add background on the
1713 origin of assertions.
1715 2011-02-17 Iain Sandoe <iains@gcc.gnu.org>
1717 * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
1719 * config/darwin.c (output_objc_section_asm_op): Added support for
1721 (is_objc_metadata): New.
1722 (darwin_objc2_section): New.
1723 (darwin_objc1_section): New.
1724 (machopic_select_section): Added support for ABI v1 and v2.
1725 (darwin_emit_objc_zeroed): New.
1726 (darwin_output_aligned_bss): Detect objc metadata and treat it
1728 (darwin_asm_output_aligned_decl_common): Same.
1729 (darwin_asm_output_aligned_decl_local): Same.
1730 * config/darwin-sections.def: Updated for ABI v1 and v2.
1731 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
1732 compiling Objective-C code for the NeXT runtime, default to using
1733 ABI version 0 for 32-bit, and version 2 for 64-bit.
1735 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1737 * common.opt (optimize_fast): New Variable.
1738 * opts.c (default_options_optimization): Use opts->x_optimize_fast
1739 instead of local variable ofast.
1741 2011-02-17 Nicola Pero <nicola.pero@meta-innovation.com>
1743 * doc/invoke.texi (fobjc-abi-version): Documented.
1744 (fobjc-nilcheck): Documented.
1745 (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
1748 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1751 * common.opt (export-dynamic): New Driver option.
1752 * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
1754 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1756 * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
1758 2011-02-17 Alexandre Oliva <aoliva@redhat.com>
1759 Jan Hubicka <jh@suse.cz>
1763 * cfgexpand.c (account_used_vars_for_block): Remove.
1764 (estimated_stack_frame_size): Use referenced vars.
1765 * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
1766 that were referenced in the original function. Test src_fn
1767 rather than cfun. Drop redundant get_var_ann.
1768 (setup_one_parameter): Drop redundant get_var_ann.
1769 (declare_return_variable): Likewise.
1770 (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
1771 (copy_arguments_for_versioning): Drop redundant get_var_ann.
1772 * ipa-inline.c (compute_inline_parameters): Do not compute
1773 disregard_inline_limits here.
1774 (compute_inlinable_for_current, pass_inlinable): New.
1775 (pass_inline_parameters): Require PROP_referenced_vars.
1776 * cgraphunit.c (cgraph_process_new_functions): Don't run
1777 compute_inline_parameters explicitly unless function is in SSA form.
1778 (cgraph_analyze_function): Set .disregard_inline_limits.
1779 * tree-sra.c (convert_callers): Compute inliner parameters
1780 only for functions already in SSA form.
1782 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1784 * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
1785 -mlittle-endian-data.
1787 2011-02-17 Joseph Myers <joseph@codesourcery.com>
1789 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
1790 -mno-fpu, not -fpu and -no-fpu.
1791 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
1792 * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
1794 2011-02-17 Uros Bizjak <ubizjak@gmail.com>
1797 * config/i386/i386.c (ix86_secondary_reload): Handle SSE
1798 input reload with PLUS RTX.
1800 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1802 * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
1803 of InverseVar(MDMX).
1805 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1807 * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
1810 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1812 * config/mn10300/mn10300.opt (mno-crt0): New.
1814 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1816 * config/m68k/uclinux.opt (static-libc): New Driver option.
1818 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1820 * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
1822 2011-02-16 Joseph Myers <joseph@codesourcery.com>
1824 * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
1825 %{muser-extend-enabled}.
1827 2011-02-16 Richard Guenther <rguenther@suse.de>
1829 PR tree-optimization/47738
1830 * tree-ssa-loop.c (run_tree_predictive_commoning): Return
1831 the TODO from tree_predictive_commoning.
1833 2011-02-15 Jeff Law <law@redhat.com>
1836 2011-01-25 Jeff Law <law@redhat.com>
1838 PR rtl-optimization/37273
1839 * ira-costs.c (scan_one_insn): Detect constants living in memory and
1840 handle them like argument loads from stack slots. Do not double
1841 count memory for memory constants and argument loads from stack slots.
1843 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1846 * combine.c (cant_combine_insn_p): Revert the last change.
1848 2011-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1851 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
1852 mode for vector constants. Remove code that checks for TImode.
1854 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1858 * cgraph.h (compute_inline_parameters): Return void.
1859 * ipa-inline.c (compute_inline_parameters): Adjust.
1861 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1865 * tree-inline.h (estimated_stack_frame_size): Take cgraph node
1867 * cfgexpand.c (estimated_stack_frame_size): Likewise.
1868 * ipa-inline.c (compute_inline_parameters): Adjust.
1870 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1874 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
1875 Adjust all users. Pass FN to...
1876 * tree-flow-inline.h (first_referenced_var): ... this. Add
1878 * ipa-struct-reorg.c: Adjust.
1879 * tree-dfa.c: Adjust.
1880 * tree-into-ssa.c: Adjust.
1881 * tree-sra.c: Adjust.
1882 * tree-ssa-alias.c: Adjust.
1883 * tree-ssa-live.c: Adjust.
1884 * tree-ssa.c: Adjust.
1885 * tree-ssanames.c: Adjust.
1886 * tree-tailcall.c: Adjust.
1888 2011-02-15 Alexandre Oliva <aoliva@redhat.com>
1892 * tree-flow.h (referenced_var_lookup): Add fn parameter.
1894 * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
1895 * tree-flow-inline.h: Adjust.
1896 * gimple-pretty-print.c: Adjust.
1897 * tree-into-ssa.c: Adjust.
1898 * tree-ssa.c: Adjust.
1899 * cfgexpand.c: Adjust.
1901 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1903 * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
1904 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1905 (EXTRA_CONSTRAINT): Delete.
1906 * config/iq2000/constraints.md: New file.
1907 * config/iq2000/iq2000.md: Include it.
1908 (define_insn ""): Delete.
1909 (movsi_internal2, movhi_internal2, movqi_internal2): Delete
1910 unsupported constraint letters from patterns.
1911 (call_value, call_value_internal1): Likewise.
1912 (call_value_multiple_internal1): Likewise.
1914 2011-02-15 Nick Clifton <nickc@redhat.com>
1916 * config/mn10300/mn10300.c: Include tm-constrs.h.
1917 (struct liw_data): New data structure describing an LIW candidate
1919 (extract_bundle): Use struct liw_data. Allow small integer
1920 operands for some instructions.
1921 (check_liw_constraints): Use struct liw_data. Remove swapped
1922 parameter. Add comments describing the checks. Fix bug when
1923 assigning the source of liw1 to the source of liw2.
1924 (liw_candidate): Delete. Code moved into extract_bundle.
1925 (mn10300_bundle_liw): Use struct liw_data. Check constraints
1927 * config/mn10300/predicates.md (liw_operand): New predicate.
1928 Allows registers and small integer constants.
1929 * config/mn10300/constraints.md (O): New constraint. Accetps
1930 integers in the range -8 to +7 inclusive.
1931 * config/mn10300/mn10300.md (movesi_internal): Add an alternative
1932 for moving a small integer into a register. Give this alternative
1934 (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
1935 (ashlsi3): Likewise, plus give LIW attributes to the alternatives
1936 using the J,K,L and M constraints,
1937 (liw): Remove SI mode on second operands to allow for HI and QI
1939 (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the
1942 2011-02-15 H.J. Lu <hongjiu.lu@intel.com>
1945 * combine.c (cant_combine_insn_p): Check zero/sign extended
1948 2011-02-15 Richard Guenther <rguenther@suse.de>
1950 PR tree-optimization/47743
1951 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
1952 for a non-type-compatible VN lookup bail out.
1954 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1956 * config/fr30/constraints.md: New file.
1957 * config/fr30/fr30.md: Include it.
1958 * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
1959 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1960 (EXTRA_CONSTRAINT): Delete.
1962 2011-02-15 Nathan Froyd <froydnj@codesourcery.com>
1964 * config/frv/constraints.md: New file.
1965 * config/frv/predicates.md: Include it.
1966 * config/frv/frv.c (reg_class_from_letter): Delete.
1967 (frv_option_override): Don't initialize it.
1968 * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
1969 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
1970 (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
1971 (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
1972 (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
1973 (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
1974 (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
1975 (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
1976 (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
1977 (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
1978 (REG_CLASS_FROM_CONSTRAINT): Delete.
1980 2011-02-15 Jakub Jelinek <jakub@redhat.com>
1983 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
1984 if frame size is 0 in a leaf function.
1986 2011-02-15 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1989 * config/alpha/host-osf.c: New file.
1990 * config/alpha/x-osf: New file.
1991 * config.host (alpha*-dec-osf*): Use it.
1993 2011-02-14 Anatoly Sokolov <aesok@post.ru>
1995 * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1996 * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
1997 * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
1998 (rx_mode_dependent_address_p): ...this. Make static. Change argument
2000 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
2002 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
2004 * config/stormy16/constraints.md: New file.
2005 * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
2006 Use satisfies_constraint_Q and satisfies_constraint_R.
2007 * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
2009 (xstormy16_legitiamte_address_p): Declare.
2010 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
2011 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
2012 (EXTRA_CONSTRAINT): Delete.
2013 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
2015 (xstormy16_extra_constraint_p): Delete.
2017 2011-02-14 Eric Botcazou <ebotcazou@adacore.com>
2019 PR tree-optimization/46494
2020 * loop-unroll.c (split_edge_and_insert): Adjust comment.
2021 * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
2022 (pass_rtl_loop_done): Add TODO_verify_flow.
2023 * fwprop.c (pass_rtl_fwprop): Likewise.
2024 * modulo-sched.c (pass_sms): Likewise.
2025 * tree-ssa-dom.c (pass_dominator): Likewise.
2026 * tree-ssa-loop-ch.c (pass_ch): Likewise.
2027 * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
2028 (pass_tree_loop_done): Likewise.
2029 * tree-ssa-pre.c (execute_pre): Likewise.
2030 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
2031 * tree-ssa-sink.c (pass_sink_code): Likewise.
2032 * tree-vrp.c (pass_vrp): Likewise.
2034 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
2036 * config/v850/constraints.md: New file.
2037 * config/v850/v850.md: Include it.
2038 * config/v850/predicates.md (reg_or_0_operand): Use
2039 satisfies_constraint_G.
2040 (special_symbolref_operand): Use satisfies_constraint_K.
2041 * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
2042 (GO_IF_LEGITIMATE_ADDRESS): Likewise.
2043 (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
2044 (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
2045 (EXTRA_CONSTRAINT): Delete.
2046 (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
2047 (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
2048 (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
2050 2011-02-14 Anatoly Sokolov <aesok@post.ru>
2053 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
2056 2011-02-14 Nathan Froyd <froydnj@codesourcery.com>
2058 * config/mcore/constraints.md: New file.
2059 * config/mcore/mcore.md: Include it.
2060 * config/mcore/mcore.c (reg_class_from_letter): Delete.
2061 * config/mcore/mcore.h (reg_class_from_letter): Delete.
2062 (REG_CLASS_FROM_LETTER): Delete.
2063 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
2064 insn_const_int_ok_for_constraint.
2065 (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
2066 (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
2067 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
2068 (EXTRA_CONSTRAINT): Delete.
2070 2011-02-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2073 * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
2074 (IS_SIGHANDLER): Define.
2075 (sparc64_is_sighandler): New function, split off from
2076 sparc64_fallback_frame_state.
2077 (sparc_is_sighandler): New function, split off from
2078 sparc_fallback_frame_state.
2079 (sparc64_fallback_frame_state): Merge with ...
2080 (sparc_fallback_frame_state): ... this into ...
2081 (MD_FALLBACK_FRAME_STATE_FOR): ... this.
2082 Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save.
2083 Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk
2084 stack instead of hardcoded offsets.
2086 2011-02-14 Andriy Gapon <avg@freebsd.org>
2089 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
2091 2011-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2093 * configure: Regenerate.
2095 2011-02-12 Joseph Myers <joseph@codesourcery.com>
2098 * gcc.c (asm_options): Correct spec matching --target-help.
2100 2011-02-12 Martin Jambor <mjambor@suse.cz>
2102 * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
2103 to gimple call error.
2105 2011-02-12 Mike Stump <mikestump@comcast.net>
2107 * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
2108 comments in backslash regions.
2110 2011-02-12 Mike Stump <mikestump@comcast.net>
2111 Jakub Jelinek <jakub@redhat.com>
2112 Iain Sandoe <iains@gcc.gnu.org>
2115 * dwarf2out.c (output_cfa_loc): When required, apply the
2116 DWARF2_FRAME_REG_OUT macro to adjust register numbers.
2117 (output_loc_sequence): Likewise.
2118 (output_loc_operands_raw): Likewise.
2119 (output_loc_sequence_raw): Likewise.
2120 (output_cfa_loc): Likewise.
2121 (output_loc_list): Suppress register number adjustment when
2122 calling output_loc_sequence()
2123 (output_die): Likewise.
2125 2011-02-12 Anatoly Sokolov <aesok@post.ru>
2127 * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
2129 * config/xtensa/xtensa.c (xtensa_register_move_cost,
2130 xtensa_memory_move_cost): New functions.
2131 (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
2133 2011-02-12 Alexandre Oliva <aoliva@redhat.com>
2136 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
2137 in the current directory.
2138 * configure: Rebuilt.
2140 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
2142 * config/darwin.c (darwin_override_options): Add a hunk missed
2143 from the commit of r168571. Trim comment line lengths and
2144 correct indents of the preceding block.
2146 2011-02-12 Iain Sandoe <iains@gcc.gnu.org>
2148 * gcc.c (driver_handle_option): Concatenate the argument to -F with
2151 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2153 * common.opt (nostartfiles): New Driver option.
2155 2011-02-11 Xinliang David Li <davidxl@google.com>
2157 PR tree-optimization/47707
2158 * tree-chrec.c (convert_affine_scev): Keep type precision.
2160 2011-02-11 Eric Botcazou <ebotcazou@adacore.com>
2162 PR tree-optimization/47420
2163 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
2165 2011-02-11 Pat Haugen <pthaugen@us.ibm.com>
2167 PR rtl-optimization/47614
2168 * rtl.h (check_for_inc_dec): Declare.
2169 * dse.c (check_for_inc_dec): Externalize...
2170 * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
2171 (reload_cse_simplify_operands): Don't simplify opnds with side effects.
2173 2011-02-11 Joseph Myers <joseph@codesourcery.com>
2176 * gcc.c (main): Do not compile inputs if there were errors in
2178 * opts-common.c (read_cmdline_option): Check for wrong language
2179 after other error checks.
2181 2011-02-11 Nathan Froyd <froydnj@codesourcery.com>
2183 * cgraph.c: Fix comment typos.
2184 * cgraph.h: Likewise.
2185 * cgraphunit.c: Likewise.
2186 * ipa-cp.c: Likewise.
2187 * ipa-inline.c: Likewise.
2188 * ipa-prop.c: Likewise.
2189 * ipa-pure-const.c: Likewise.
2190 * ipa-ref.c: Likewise.
2191 * ipa-reference.c: Likewise.
2193 2011-02-11 Jakub Jelinek <jakub@redhat.com>
2196 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
2198 2011-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2201 * doc/sourcebuild.texi (Require Support): Document
2202 dg-require-ascii-locale.
2204 2011-02-11 Mingjie Xing <mingjie.xing@gmail.com>
2206 * doc/lto.texi (Write summary): Fix missing parentheses.
2208 2011-02-10 DJ Delorie <dj@redhat.com>
2210 * config/m32c/m32c.c (m32c_option_override): Disable
2211 -fcombine-stack-adjustments until flag value tracking and compare
2212 optimization can be rewritten.
2214 2011-02-10 Peter Bergner <bergner@vnet.ibm.com>
2216 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
2218 (PROCESSOR_DEFAULT64): Likewise.
2220 2011-02-10 Richard Henderson <rth@redhat.com>
2222 * config/rx/predicates.md (rx_zs_comparison_operator): Revert
2223 change from 2011-02-03.
2224 * config/rx/rx.c (flags_from_code): Likewise.
2225 (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
2226 is valid, n/pz otherwise.
2227 (rx_select_cc_mode): Return CCmode if Y is not zero.
2229 2011-02-10 Richard Guenther <rguenther@suse.de>
2231 * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
2233 2011-02-10 Richard Guenther <rguenther@suse.de>
2235 PR tree-optimization/47677
2236 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
2238 2011-02-10 Jakub Jelinek <jakub@redhat.com>
2241 * combine.c (make_compound_operation): Only change shifts into
2242 multiplication for SCALAR_INT_MODE_P.
2244 2011-02-10 Jie Zhang <jie@codesourcery.com>
2248 2011-02-05 Jie Zhang <jie@codesourcery.com>
2250 * web.c (entry_register): Don't clobber the number of the
2251 first uninitialized reference in used[].
2253 2011-02-09 Richard Guenther <rguenther@suse.de>
2255 PR tree-optimization/47664
2256 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
2259 2011-02-09 David Edelsohn <dje.gcc@gmail.com>
2263 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
2265 (PROCESSOR_DEFAULT64): Same.
2266 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
2268 2011-02-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2270 * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
2272 2011-02-09 Martin Jambor <mjambor@suse.cz>
2275 * tree-sra.c (struct access): New flags grp_scalar_read and
2276 grp_scalar_write. Changed description of assignment read and write
2278 (dump_access): Dump new flags, reorder all of them.
2279 (sort_and_splice_var_accesses): Set the new flag accordingly, use them
2280 to detect multiple scalar reads.
2281 (analyze_access_subtree): Use the new scalar read write flags instead
2282 of the old flags. Adjusted comments.
2284 2011-02-08 DJ Delorie <dj@redhat.com>
2287 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
2290 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2292 * config/m68k/uclinux.opt: New.
2293 * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
2295 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2297 * config/cris/elf.opt (sim): New Driver option.
2299 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2301 * config/xtensa/elf.opt: New.
2302 * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
2304 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2306 * config/vax/elf.opt: New.
2307 * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
2309 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2311 * config/rs6000/aix64.opt (posix, pthread): New Driver options.
2313 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2315 * config/gnu-user.opt: New.
2316 * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
2317 *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
2318 *-*-uclinux*): Use gnu-user.opt.
2320 2011-02-08 Thomas Schwinge <thomas@schwinge.name>
2322 * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
2323 * config/i386/gnu.h (CPP_SPEC): Likewise.
2325 2011-02-08 Ian Lance Taylor <iant@google.com>
2327 * common.opt (fcx-limited-range): Add SetByCombined flag.
2328 (ffinite-math-only, fmath-errno, frounding-math): Likewise.
2329 (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
2330 (fassociative-math, freciprocal-math): Likewise.
2331 (funsafe-math-optimizations): Likewise.
2332 * opth-gen.awk: Handle SetByCombined.
2333 * optc-gen.awk: Likewise.
2334 * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
2335 (set_unsafe_math_optimizations_flags): Likewise.
2336 * doc/options.texi (Option properties): Document SetByCombined.
2338 2011-02-08 Joseph Myers <joseph@codesourcery.com>
2340 * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
2341 i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
2342 m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
2343 m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
2344 sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
2346 2011-02-08 Sebastian Pop <sebastian.pop@amd.com>
2348 PR tree-optimization/46834
2349 PR tree-optimization/46994
2350 PR tree-optimization/46995
2351 * graphite-sese-to-poly.c (used_outside_reduction): New.
2352 (detect_commutative_reduction): Call used_outside_reduction.
2353 (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
2354 translate_scalar_reduction_to_array only when at least one
2355 loop-phi/close-phi tuple has been detected.
2357 2011-02-08 Richard Guenther <rguenther@suse.de>
2360 * tree-vect-generic.c (expand_vector_operations_1): Update
2362 (expand_vector_operations): ... not here. Cleanup EH info
2363 and the CFG if required.
2365 2011-02-08 Richard Guenther <rguenther@suse.de>
2367 PR tree-optimization/47641
2368 * tree-ssa.c (execute_update_addresses_taken): For asm outputs
2369 require type compatibility.
2371 2011-02-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2373 * gimple-low.c (lower_function_body): Don't remove the location of
2374 the return statement here.
2375 (lower_gimple_return): Do it here instead but only if the return
2376 statement is actually used twice.
2378 2011-02-08 Richard Guenther <rguenther@suse.de>
2380 PR tree-optimization/47632
2381 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
2382 unused up_to_stmt parameter, return whether cfg-cleanup is
2383 necessary, remove EH info properly.
2384 (forward_propagate_into_gimple_cond): Adjust caller.
2385 (forward_propagate_into_cond): Likewise.
2386 (forward_propagate_comparison): Likewise.
2387 (tree_ssa_forward_propagate_single_use_vars): Make
2388 forward_propagate_comparison case similar to the two others.
2390 2011-02-08 Nick Clifton <nickc@redhat.com>
2392 * config/mn10300/mn10300.opt (mliw): New command line option.
2393 * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
2394 (liw_bundling): New automaton.
2395 (liw): New attribute.
2396 (liw_op): New attribute.
2397 (liw_op1, liw_op2, liw_both, liw_either): New reservations.
2398 (movsi_internal): Add LIW attributes.
2402 (addsi3): Separate register and immediate alternatives.
2407 (lshrsi3): Likewise.
2408 (ashrsi3): Likewise.
2410 * config/mn10300/mn10300.c (liw_op_names): New
2411 (mn10300_print_operand): Handle 'W' operand descriptor.
2412 (extract_bundle): New function.
2413 (check_liw_constraints): New function.
2414 (liw_candidate): New function.
2415 (mn10300_bundle_liw): New function.
2416 (mn10300_reorg): New function.
2417 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2418 (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
2419 * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
2420 __LIW__ or __NO_LIW__.
2421 * doc/invoke.texi: Describe the -mliw command line option.
2423 2011-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2425 * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
2426 * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
2427 pthread_mutex_unlock): Remove.
2428 * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
2429 * config/pa/t-pa64: Likewise.
2430 * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
2431 shared libc if not linking against libpthread.
2432 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2434 2011-02-07 Iain Sandoe <iains@gcc.gnu.org>
2437 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
2438 on 10.6 and later to ensure that we always use the unwinder from
2439 the system. Only add -no_compact_unwind when tarteting darwin
2442 2011-02-07 Steve Ellcey <sje@cup.hp.com>
2445 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
2446 (vec_interleave_lowv2sf): Ditto.
2447 (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
2448 (vec_extract_oddv2sf): Ditto.
2450 2011-02-07 Mike Stump <mikestump@comcast.net>
2453 Add __ieee_divdc3 entry point.
2454 * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
2456 (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
2457 * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
2458 * config/darwin.c (darwin_rename_builtins): Add.
2459 * config/darwin-protos.h (darwin_rename_builtins): Add.
2461 2011-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
2464 * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
2467 2011-02-07 Mike Stump <mikestump@comcast.net>
2469 * config/darwin.opt (mmacosx-version-min): Update default OS version.
2471 2011-02-07 Denis Chertykov <chertykov@gmail.com>
2474 * config/avr/libgcc.S (exit): Move .endfunc
2476 2011-02-07 Richard Guenther <rguenther@suse.de>
2478 PR tree-optimization/47615
2479 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
2480 * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
2481 (run_scc_vn): Initialize it.
2482 (visit_reference_op_load): Use it.
2483 * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
2485 2011-02-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2487 * config/spu/spu.c (spu_init_libfuncs): Install SImode and
2488 DImode trapping arithmetic libfuncs.
2490 2011-02-07 Richard Guenther <rguenther@suse.de>
2492 PR tree-optimization/47621
2493 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
2495 (execute_update_addresses_taken): ... here. Make it more
2496 conservative in what we accept.
2498 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2500 * config/sparc/freebsd.h (ASM_SPEC): Define.
2501 * config/sparc/vxworks.h (ASM_SPEC): Define.
2503 2011-02-06 Joseph Myers <joseph@codesourcery.com>
2505 * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2507 2011-02-06 Steven Bosscher <steven@gcc.gnu.org>
2509 * doc/invoke.texi: Remove reference to compiler internals from
2512 * reg-notes.def: Remove REG_VALUE_PROFILE.
2513 * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
2515 2011-02-05 Jakub Jelinek <jakub@redhat.com>
2518 * varasm.c (default_section_type_flags): If decl is NULL,
2519 and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
2521 2011-02-05 Jie Zhang <jie@codesourcery.com>
2524 * web.c (entry_register): Don't clobber the number of the
2525 first uninitialized reference in used[].
2527 2011-02-04 Sebastian Pop <sebastian.pop@amd.com>
2529 PR tree-optimization/46194
2530 * tree-data-ref.c (analyze_miv_subscript): Remove comment.
2531 (build_classic_dist_vector_1): Do not represent classic distance
2532 vectors when the access functions are variating in different loops.
2534 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2536 * config/mips/iris6.opt: New.
2537 * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
2539 2011-02-04 Richard Henderson <rth@redhat.com>
2540 Steve Ellcey <sje@cup.hp.com>
2543 * config/ia64/predicates.md (mux1_brcst_element): New.
2544 * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
2545 * config/ia64/ia64.c (ia64_unpack_assemble): New.
2546 (ia64_unpack_sign): New.
2547 (ia64_expand_unpack): Rewrite using new routines.
2548 (ia64_expand_widen_sum): Ditto.
2549 (ia64_expand_dot_prod_v8qi): Ditto.
2550 * config/ia64/vect.md (mulv8qi3): Rewrite to use new
2551 routines, add endian check.
2552 (pmpy2_even): Rename from pmpy2_r, add endian check.
2553 (pmpy2_odd): Rename from pmpy2_l, add endian check.
2554 (vec_widen_smult_lo_v4hi): Rewrite using new routines.
2555 (vec_widen_smult_hi_v4hi): Ditto.
2556 (vec_widen_umult_lo_v4hi): Ditto.
2557 (vec_widen_umult_hi_v4hi): Ditto.
2558 (mulv2si3): Change endian checks.
2559 (sdot_prodv4hi): Rewrite with new calls.
2560 (udot_prodv4hi): New.
2561 (vec_pack_ssat_v4hi): Add endian check.
2562 (vec_pack_usat_v4hi): Ditto.
2563 (vec_pack_ssat_v2si): Ditto.
2564 (max1_even): Rename from max1_r, add endian check.
2565 (max1_odd): Rename from max1_l, add endian check.
2566 (*mux1_rev): Format change.
2568 (*mux1_shuf): Ditto.
2570 (*mux1_brcst_v8qi): Use new predicate.
2571 (vec_extract_evenv8qi): Remove endian check.
2572 (vec_extract_oddv8qi): Ditto.
2573 (vec_interleave_lowv4hi): Format change.
2574 (vec_interleave_highv4hi): Ditto.
2575 (mix2_even): Rename from mix2_r, add endian check.
2576 (mix2_odd): Rename from mux2_l, add endian check.
2577 (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
2578 (vec_extract_evenodd_helper): Format change.
2579 (vec_extract_evenv4hi): Remove endian check.
2580 (vec_extract_oddv4hi): Remove endian check.
2581 (vec_interleave_lowv2si): Format change.
2582 (vec_interleave_highv2si): Format change.
2583 (vec_initv2si): Remove endian check.
2584 (vecinit_v2si): Add endian check.
2585 (reduc_splus_v2sf): Add endian check.
2586 (reduc_smax_v2sf): Ditto.
2587 (reduc_smin_v2sf): Ditto.
2588 (vec_initv2sf): Remove endian check.
2589 (fpack): Add endian check.
2590 (fswap): Add endian check.
2591 (vec_interleave_highv2sf): Add endian check.
2592 (vec_interleave_lowv2sf): Add endian check.
2593 (fmix_lr): Add endian check.
2594 (vec_setv2sf): Format change.
2595 (*vec_extractv2sf_0_be): Use shift to extract operand.
2596 (*vec_extractv2sf_1_be): New.
2597 (vec_pack_trunc_v4hi): Add endian check.
2598 (vec_pack_trunc_v2si): Format change.
2600 2011-02-04 Jakub Jelinek <jakub@redhat.com>
2603 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't
2604 do bb, locus and block comparison and disallow loads if it is not set.
2605 (stmt_is_replaceable_p): New function.
2606 (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
2608 * expr.c (expand_expr_real_1) <case SSA_NAME>: If
2609 get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
2611 * tree-flow.h (stmt_is_replaceable_p): New prototype.
2613 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2615 * config/rs6000/xilinx.opt: New.
2616 * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
2618 2011-02-04 Joseph Myers <joseph@codesourcery.com>
2620 * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
2622 2011-02-03 Anatoly Sokolov <aesok@post.ru>
2624 * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
2625 PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
2626 * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
2627 secondary_reload_info, xtensa_secondary_reload): Remove.
2628 * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
2629 TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2630 (xtensa_preferred_reload_class): Make static. Change return and
2631 'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
2632 Use CONST_DOUBLE_P predicate.
2633 (xtensa_preferred_output_reload_class): New function.
2634 (xtensa_secondary_reload): Make static.
2636 2011-02-03 Joseph Myers <joseph@codesourcery.com>
2638 * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
2639 Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
2640 Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
2642 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2645 * output.h (SECTION_RELRO): Define.
2646 (SECTION_MACH_DEP): Adjust.
2647 (get_variable_section): New prototype.
2648 * varpool.c (varpool_finalize_named_section_flags): New function.
2649 (varpool_assemble_pending_decls): Call it.
2650 * cgraph.h (varpool_finalize_named_section_flags): New prototype.
2651 * cgraphunit.c (cgraph_output_in_order): Call
2652 varpool_finalize_named_section_flags.
2653 * varasm.c (get_section): Allow section flags conflicts between
2654 relro and read-only sections if the section hasn't been declared yet.
2655 Set SECTION_OVERRIDE after diagnosing section type conflict.
2656 (get_variable_section): No longer static.
2657 (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
2658 readonly sections that need relocations.
2659 (decl_readonly_section_1): New function.
2660 (decl_readonly_section): Use it.
2663 2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
2664 Steve Ellcey <sje@cup.hp.com>
2667 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
2668 if section attribute used.
2670 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2672 * config/darwin.h (SECTION_NO_ANCHOR): Remove.
2673 * config/darwin.c (SECTION_NO_ANCHOR): Define.
2674 (darwin_init_sections): Remove assertion.
2676 2011-02-03 Nick Clifton <nickc@redhat.com>
2678 * config/rx/predicates.md (rx_zs_comparison_operator): Remove
2680 * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
2681 * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
2682 instead of "n" and "pz".
2683 (flags_from_code): LT and GE tests need CC_FLAG_O as well as
2686 2011-02-03 Jakub Jelinek <jakub@redhat.com>
2689 * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
2690 fma, expand FMA_EXPR as fma{,f,l} call.
2693 * lto-streamer-out.c (write_symbol): When writing kind and visibility,
2694 copy them into a unsigned char variable and pass address of it to
2695 lto_output_data_stream.
2698 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
2699 around backend_init_target and lang_dependent_init_target calls.
2700 * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
2701 (verify_cgraph_node): Don't call set_cfun here. Use
2702 cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
2703 Set error_found for incorrectly represented calls to thunks.
2705 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2708 PR rtl-optimization/43494
2709 * rtl.h (for_each_inc_dec_fn): New type.
2710 (for_each_inc_dec): Declare.
2711 * rtlanal.c (struct for_each_inc_dec_ops): New type.
2712 (for_each_inc_dec_find_inc_dec): New fn.
2713 (for_each_inc_dec_find_mem): New fn.
2714 (for_each_inc_dec): New fn.
2715 * dse.c (struct insn_size): Remove.
2716 (replace_inc_dec, replace_inc_dec_mem): Remove.
2717 (emit_inc_dec_insn_before): New fn.
2718 (check_for_inc_dec): Use it, along with for_each_inc_dec.
2719 (canon_address): Pass mem modes to cselib_lookup.
2720 * cselib.h (cselib_lookup): Add memmode argument. Adjust callers.
2721 (cselib_lookup_from_insn): Likewise.
2722 (cselib_subst_to_values): Likewise.
2723 * cselib.c (find_slot_memmode): New var.
2724 (cselib_find_slot): New fn. Use it instead of
2725 htab_find_slot_with_hash everywhere.
2726 (entry_and_rtx_equal_p): Use find_slot_memmode.
2727 (autoinc_split): New fn.
2728 (rtx_equal_for_cselib_p): Rename and implement in terms of...
2729 (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on.
2730 Deal with autoinc. Special-case recursion into MEMs.
2731 (cselib_hash_rtx): Likewise.
2732 (cselib_lookup_mem): Infer pmode from address mode. Distinguish
2733 address and MEM modes.
2734 (cselib_subst_to_values): Add memmode, pass it on.
2736 (cselib_lookup): Add memmode argument, pass it on.
2737 (cselib_lookup_from_insn): Add memmode.
2738 (cselib_invalidate_rtx): Discard obsolete push_operand handling.
2739 (struct cselib_record_autoinc_data): New.
2740 (cselib_record_autoinc_cb): New fn.
2741 (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM
2742 mode to cselib_lookup. Reset autoinced REGs here instead of...
2743 (cselib_process_insn): ... here.
2744 * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
2746 (add_uses): Likewise, also to cselib_subst_to_values.
2747 (add_stores): Likewise.
2748 * sched-deps.c (add_insn_mem_dependence): Pass mode to
2749 cselib_subst_to_values.
2750 (sched_analyze_1, sched_analyze_2): Likewise. Adjusted.
2751 * gcse.c (do_local_cprop): Adjusted.
2752 * postreload.c (reload_cse_simplify_set): Adjusted.
2753 (reload_cse_simplify_operands): Adjusted.
2754 * sel-sched-dump (debug_mem_addr_value): Pass mode.
2756 2011-02-03 Alexandre Oliva <aoliva@redhat.com>
2758 PR tree-optimization/45122
2759 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
2760 unsafe assumptions when there's more than one loop exit.
2762 2011-02-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2765 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
2766 Document using vector double with the load/store builtins, and
2767 that the load/store builtins always use Altivec instructions.
2769 * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
2770 to use altivec memory instructions, even on VSX.
2771 (vector_altivec_store_<mode>): Ditto.
2773 * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
2776 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2777 V2DF, V2DI support to load/store overloaded builtins.
2779 * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
2780 altivec load/store builtins for V2DF/V2DI types.
2782 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2783 set avoid indexed addresses on power6 if -maltivec.
2784 (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
2785 vector_altivec_load/vector_altivec_store builtins.
2786 (altivec_expand_st_builtin): Ditto.
2787 (altivec_expand_builtin): Add VSX memory builtins.
2788 (rs6000_init_builtins): Add V2DI types to internal types.
2789 (altivec_init_builtins): Add support for V2DF/V2DI altivec
2790 load/store builtins.
2791 (rs6000_address_for_altivec): Insure memory address is appropriate
2794 * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
2795 vec_vsx_ld and vec_vsx_st.
2796 (vsx_store_<mode>): Ditto.
2798 * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
2799 variables to hold long long types for VSX vector memory builtins.
2800 (RS6000_BTI_unsigned_long_long): Ditto.
2801 (long_long_integer_type_internal_node): Ditti.
2802 (long_long_unsigned_type_internal_node): Ditti.
2804 * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
2805 (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
2806 (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
2808 * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
2810 (vec_vsx_st): Ditto.
2812 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2814 * config/pa/pa-hpux10.opt: New.
2815 * config/hpux11.opt (pthread): New Driver option.
2816 * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
2817 * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
2819 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2821 * config/ia64/vms.opt: New.
2822 * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
2824 2011-02-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2827 * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
2828 gpc_reg_operand instead of vsx_register_operand to match rs6000.md
2829 generator functions.
2830 (vsx_floatuns<VSi><mode>2): Ditto.
2831 (vsx_fix_trunc<mode><VSi>2): Ditto.
2832 (vsx_fixuns_trunc<mode><VSi>2): Ditto.
2834 2011-02-02 Joseph Myers <joseph@codesourcery.com>
2836 * config/i386/djgpp.opt (posix): New Driver option.
2838 2011-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2840 * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
2841 Move to the unsupported targets list.
2843 2011-02-02 Peter Bergner <bergner@vnet.ibm.com>
2845 PR rtl-optimization/47525
2846 * df-scan.c: Update copyright years.
2847 (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
2848 and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
2850 2011-02-02 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2852 * config/i386/sysv4.h (TARGET_VERSION): Remove.
2853 (SUBTARGET_RETURN_IN_MEMORY): Remove.
2854 (ASM_OUTPUT_ASCII): Remove.
2855 * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
2857 2011-02-02 Jeff Law <law@redhat.com>
2860 * reload.c (find_reloads_address): Handle reg+d address where both
2861 components are invalid by reloading the entire address.
2863 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2864 Richard Guenther <rguenther@suse.de>
2866 PR tree-optimization/40979
2868 * passes.c (init_optimization_passes): After LIM call copy_prop
2869 and DCE to clean up.
2870 * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
2872 2011-02-02 Sebastian Pop <sebastian.pop@amd.com>
2874 PR tree-optimization/47576
2875 PR tree-optimization/47555
2876 * doc/invoke.texi (scev-max-expr-complexity): Documented.
2877 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
2878 (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
2879 * tree-scalar-evolution.c (follow_ssa_edge): Use
2880 PARAM_SCEV_MAX_EXPR_COMPLEXITY.
2882 2011-02-02 Richard Guenther <rguenther@suse.de>
2884 PR tree-optimization/47566
2885 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
2887 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2891 * tree-inline.c (declare_return_variable): Remove unused caller
2896 * tree-flow-inline.h (clear_is_used, is_used_p): New.
2897 * cfgexpand.c (account_used_vars_for_block): Use them.
2898 * tree-nrv.c (tree_nrv): Likewise.
2899 * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
2900 (dump_scope_block): Likewise.
2901 (remove_unused_locals): Likewise.
2905 * tree-inline.c (declare_return_variable): Add result decl to
2906 local decls only once.
2907 * gimple-low.c (record_vars_into): Mark newly-created variables
2910 2011-02-02 Alexandre Oliva <aoliva@redhat.com>
2916 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
2918 (no_real_insns_p, schedule_block, set_priorities): Drop special
2919 treatment of boundary debug insns.
2920 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
2921 * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
2922 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
2923 (BOUNDARY_DEBUG_INSN_P): Likewise.
2924 (SCHEDULE_DEBUG_INSN_P): Likewise.
2925 * sched-rgn.c (init_ready_list): Drop special treatment of
2926 boundary debug insns.
2927 * final.c (rest_of_clean_state): Clear notes' BB.
2929 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2931 * config/openbsd.opt (assert=): New Driver option.
2933 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2935 * config/i386/nto.opt: New.
2936 * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
2938 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2940 * config/i386/netware.opt: New.
2941 * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
2943 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2945 * config/interix.opt (posix): New Driver option.
2947 2011-02-01 DJ Delorie <dj@redhat.com>
2949 * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
2951 * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
2954 2011-02-01 Sebastian Pop <sebastian.pop@amd.com>
2956 PR tree-optimization/47561
2957 * toplev.c (process_options): Print the Graphite flags. Add
2958 flag_loop_flatten to the list of options requiring Graphite.
2960 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2962 * config/i386/cygming.opt (posix): New Driver option.
2964 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2966 * config/arm/vxworks.opt: New.
2967 * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
2969 2011-02-01 Joseph Myers <joseph@codesourcery.com>
2971 * config/alpha/elf.opt: New.
2972 * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
2973 alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
2975 2011-02-01 Richard Guenther <rguenther@suse.de>
2977 PR tree-optimization/47559
2978 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
2979 store-motion on references that can throw.
2981 2011-02-01 Bernd Schmidt <bernds@codesourcery.com>
2983 * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
2984 * tree-pass.h (TDF_CSELIB): New macro.
2985 * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
2986 cselib_lookup): Check for it rather than for TDF_DETAILS.
2988 2011-02-01 H.J. Lu <hongjiu.lu@intel.com>
2991 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
2994 * opts.c (finish_options): Don't add x_aux_base_name if it is
2997 2011-02-01 Richard Guenther <rguenther@suse.de>
2999 PR tree-optimization/47555
3001 2010-07-15 Sebastian Pop <sebastian.pop@amd.com>
3003 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
3005 2011-02-01 Sebastien Bourdeauducq <sebastien@milkymist.org>
3008 * config/lm32/t-lm32: Add multilib for all CPU options.
3010 2011-02-01 Richard Guenther <rguenther@suse.de>
3012 PR tree-optimization/47541
3013 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3014 sure to have a field at offset zero.
3016 2011-01-31 Joseph Myers <joseph@codesourcery.com>
3018 * config/arc/arc.opt (EB, EL): New Driver options.
3020 2011-01-31 Joseph Myers <joseph@codesourcery.com>
3022 * config/alpha/osf5.opt: New.
3023 * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
3025 2011-01-31 Joseph Myers <joseph@codesourcery.com>
3027 * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
3029 2011-01-31 Sebastian Pop <sebastian.pop@amd.com>
3031 * common.opt (ftree-loop-linear): Use Alias to make it an alias of
3033 * invoke.texi (-ftree-loop-linear): Make it clear that this flag
3034 is an alias of -floop-interchange and that it requires the
3035 Graphite infrastructure.
3036 * tree-ssa-loop.c (gate_graphite_transforms): Do not set
3037 flag_loop_interchange based on the value of flag_tree_loop_linear.
3039 2011-01-31 Jakub Jelinek <jakub@redhat.com>
3040 Richard Guenther <rguenther@suse.de>
3042 PR tree-optimization/47538
3043 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
3044 type instead of r1type, except for comparisons. For right
3045 shifts and comparisons punt if there are mismatches in
3046 sizetype vs. non-sizetype types.
3048 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3050 * doc/sourcebuild.texi (Effective-Target Keywords): Document
3053 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3055 * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
3057 * configure: Regenerate.
3059 2011-01-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3061 * configure.ac (gcc_cv_ld_static_option): Define.
3062 (gcc_cv_ld_dynamic_option): Define.
3063 (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
3065 (HAVE_LD_STATIC_DYNAMIC): Update message.
3066 (LD_STATIC_OPTION): Define.
3067 (LD_DYNAMIC_OPTION): Define.
3068 * configure: Regenerate.
3069 * config.in: Regenerate.
3070 * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
3071 HAVE_LD_STATIC_DYNAMIC]: Use them.
3073 2011-01-31 Nick Clifton <nickc@redhat.com>
3075 * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
3076 registers inside interrupt handlers if the handler is not a leaf
3079 2011-01-31 Nick Clifton <nickc@redhat.com>
3081 * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
3082 reg_renumber returning an INVALID_REGNUM.
3084 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
3087 * doc/install.texi: Document host options discarded when cross
3088 configuring target libraries.
3090 2011-01-31 Alexandre Oliva <aoliva@redhat.com>
3093 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3096 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3098 (no_real_insns_p, schedule_block, set_priorities): Drop special
3099 treatment of boundary debug insns.
3100 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3101 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3102 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3103 (BOUNDARY_DEBUG_INSN_P): Likewise.
3104 (SCHEDULE_DEBUG_INSN_P): Likewise.
3105 * sched-rgn.c (init_ready_list): Drop special treatment of
3106 boundary debug insns.
3107 * final.c (rest_of_clean-state): Clear notes' BB.
3109 2011-01-31 Alan Modra <amodra@gmail.com>
3111 * config/rs6000/rs6000.c (print_operand): Rearrange addends in
3112 toc relative expressions as we do in print_operand_address.
3114 2011-01-30 Kazu Hirata <kazu@codesourcery.com>
3116 * doc/extend.texi: Follow spelling conventions.
3117 * doc/invoke.texi: Fix a typo.
3119 2011-01-30 Joseph Myers <joseph@codesourcery.com>
3121 * config/hpux11.opt: New.
3122 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
3123 ia64*-*-hpux*): Use hpux11.opt.
3125 2011-01-30 Jonathan Yong <jon_y@users.sourceforge.net>
3127 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
3130 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3132 * doc/install.texi (hppa-hp-hpux10): Remove references to HP
3135 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3137 * doc/install.texi (Binaries): Remove outdated reference for
3138 Motorola 68HC11/68HC12 downloads.
3140 2011-01-30 Gerald Pfeifer <gerald@pfeifer.com>
3142 * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
3145 2011-01-29 Jonathan Wakely <jwakely.gcc@gmail.com>
3148 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
3151 2011-01-28 Ahmad Sharif <asharif@google.com>
3153 * value-prof.c (check_counter): Corrected error message.
3155 2011-01-29 Jie Zhang <jie@codesourcery.com>
3157 * config/arm/arm.c (arm_legitimize_reload_address): New.
3158 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
3159 arm_legitimize_reload_address.
3160 * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
3162 2011-01-28 Ian Lance Taylor <iant@google.com>
3164 * godump.c (go_define): Ignore macros whose definitions include
3165 two adjacent operands.
3167 2011-01-28 Jakub Jelinek <jakub@redhat.com>
3170 * varasm.c (force_const_mem): Store copy of x in desc->constant
3171 instead of x itself.
3172 * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
3173 itself into REG_EQUAL note.
3175 2011-01-28 Joseph Myers <joseph@codesourcery.com>
3177 * config/freebsd.opt (posix, rdynamic): New Driver options.
3179 2011-01-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3181 * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
3183 * configure: Regenerate.
3185 2011-01-27 Joseph Myers <joseph@codesourcery.com>
3187 * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
3188 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
3190 2011-01-27 Anatoly Sokolov <aesok@post.ru>
3192 * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
3193 * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
3194 * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
3195 (s390_preferred_reload_class): Make static. Change return and
3196 'rclass' argument type to reg_class_t.
3198 2011-01-27 Jan Hubicka <jh@suse.cz>
3201 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
3202 (process_function_and_variable_attributes): Check defined weakrefs.
3204 2011-01-27 Martin Jambor <mjambor@suse.cz>
3206 PR tree-optimization/47228
3207 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
3208 build_ref_for_offset.
3210 2011-01-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3212 * config/spu/spu-elf.h (ASM_SPEC): Remove.
3214 2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
3216 PR rtl-optimization/46856
3217 * postreload.c (reload_combine_recognize_const_pattern): Do not
3218 separate cc0 setter and user on cc0 targets.
3220 2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
3223 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
3224 passed a VOID_TYPE expression, immediately emit an error and
3225 return error_mark_node.
3227 2011-01-26 Jeff Law <law@redhat.com>
3229 PR rtl-optimization/47464
3230 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
3231 rather than may_trap_p as needed.
3233 2011-01-26 DJ Delorie <dj@redhat.com>
3235 PR rtl-optimization/46878
3236 * combine.c (insn_a_feeds_b): Check for the implicit cc0
3237 setter/user dependency as well.
3239 2011-01-26 Eric Botcazou <ebotcazou@adacore.com>
3241 PR rtl-optimization/44469
3242 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
3243 after removing trivially dead basic blocks.
3245 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3247 * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
3248 * config/frv/frv.h (LINK_SPEC): Likewise.
3249 * config/i386/netware.h (LINK_SPEC): Likewise.
3250 * config/m68k/linux.h (ASM_SPEC): Likewise.
3251 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3252 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3253 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3254 * config/sparc/linux.h (ASM_SPEC): Likewise.
3255 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3256 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3258 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3260 * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
3261 * config/frv/frv.h (ASM_SPEC): Likewise.
3262 * config/m68k/linux.h (ASM_SPEC): Likewise.
3263 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3264 * config/rs6000/linux64.h (ASM_SPEC): Likewise.
3265 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3266 * config/sparc/linux.h (ASM_SPEC): Likewise.
3267 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3268 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3270 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3272 * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
3273 * config/frv/frv.h (LINK_SPEC): Likewise.
3274 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3276 2011-01-26 Joseph Myers <joseph@codesourcery.com>
3278 * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
3279 * config/frv/frv.h (ASM_SPEC): Likewise.
3280 * config/i386/sol2-10.h (ASM_SPEC): Likewise.
3281 * config/m68k/linux.h (ASM_SPEC): Likewise.
3282 * config/pa/pa-linux.h (ASM_SPEC): Likewise.
3283 * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
3284 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3285 * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
3286 * config/sparc/linux.h (ASM_SPEC): Likewise.
3287 * config/sparc/linux64.h (ASM_SPEC): Likewise.
3288 * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
3289 * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
3291 2011-01-26 Steve Ellcey <sje@cup.hp.com>
3294 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
3296 (vec_extract_evenodd_help): Ditto.
3297 (vec_extract_evenv4hi): Ditto.
3298 (vec_extract_oddv4hi): Ditto.
3299 (vec_interleave_lowv2si): Ditto.
3300 (vec_interleave_highv2si): Ditto.
3301 (vec_extract_evenv2si): Ditto.
3302 (vec_extract_oddv2si: Ditto.
3303 (vec_pack_trunc_v2si): Ditto.
3305 2011-01-22 Jan Hubicka <jh@suse.cz>
3308 * cgraph.h (cgraph_local_info): New field can_change_signature.
3309 * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
3310 signature can change.
3311 (ipcp_estimate_growth): Call sequence simplify only if calle signature
3313 (ipcp_insert_stage): Only compute args_to_skip if signature can change.
3314 (cgraph_function_versioning): We can not change signature of functions
3315 that don't allow that.
3316 * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
3317 (lto_input_node): Likewise.
3318 * ipa-inline.c (compute_inline_parameters): Compute
3319 local.can_change_signature.
3320 * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
3321 * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
3322 functions that can not change signature.
3323 * i386.c (ix86_function_regparm, ix86_function_sseregparm,
3324 init_cumulative_args): Do not use local calling conventions
3325 for functions that can not change signature.
3327 2011-01-22 Jan Hubicka <jh@suse.cz>
3329 * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
3331 2011-01-26 Richard Guenther <rguenther@suse.de>
3333 PR tree-optimization/47190
3334 * cgraphunit.c (process_common_attributes): New function.
3335 (process_function_and_variable_attributes): Use it.
3337 2011-01-26 Richard Guenther <rguenther@suse.de>
3340 * cgraphbuild.c (record_eh_tables): Record reference to personality
3343 2011-01-26 Alexandre Oliva <aoliva@redhat.com>
3346 * sel-sched.c (moveup_expr): Don't let debug insns prevent
3347 non-debug insns from moving up.
3349 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3352 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
3353 t-dlldir{,-x} fragment for build and add it to tmake_file.
3354 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
3355 * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
3356 * config/i386/t-dlldir: New file.
3357 (SHLIB_DLLDIR): Define.
3358 * config/i386/t-dlldir-x: New file.
3359 (SHLIB_DLLDIR): Define.
3360 * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
3361 (SHLIB_INSTALL): Use it.
3363 2011-01-26 Chung-Lin Tang <cltang@codesourcery.com>
3366 * config/arm/arm.c (thumb2_legitimate_index_p): Change the
3367 lower bound of the allowed Thumb-2 coprocessor load/store
3368 index range to -256. Add explaining comment.
3370 2011-01-25 Ian Lance Taylor <iant@google.com>
3372 * godump.c (go_define): Improve lexing of macro expansion to only
3373 accept expressions which match Go spec.
3375 2011-01-26 Dave Korn <dave.korn.cygwin@gmail.com>
3378 * tree.c (handle_dll_attribute): Handle it.
3379 * doc/extend.texi (@item dllexport): Mention it.
3380 * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
3382 2011-01-25 Ian Lance Taylor <iant@google.com>
3384 PR tree-optimization/26854
3385 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
3386 (decl_jump_unsafe): Move higher in file, with no other change.
3387 (bind): Set has_jump_unsafe_decl if appropriate.
3388 (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
3389 (check_earlier_gotos): Likewise.
3390 (c_check_switch_jump_warnings): Likewise.
3392 2011-01-25 Jonathan Wakely <jwakely.gcc@gmail.com>
3394 * doc/invoke.texi (Warning Options): Add missing hyphen.
3395 (-fprofile-dir): Minor grammatical fixes.
3396 (-fbranch-probabilities): Likewise.
3398 2011-01-25 Alexandre Oliva <aoliva@redhat.com>
3402 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
3404 (no_real_insns_p, schedule_block, set_priorities): Drop special
3405 treatment of boundary debug insns.
3406 * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
3407 * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
3408 * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
3409 (BOUNDARY_DEBUG_INSN_P): Likewise.
3410 (SCHEDULE_DEBUG_INSN_P): Likewise.
3411 * sched-rgn.c (init_ready_list): Drop special treatment of
3412 boundary debug insns.
3413 * final.c (rest_of_clean-state): Clear notes' BB.
3415 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3417 * Makefile.in (LAMBDA_H): Removed.
3418 (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
3419 (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
3420 lambda-trans.o, and tree-loop-linear.o.
3421 (lto-symtab.o): Remove dependence on LAMBDA_H.
3422 (tree-loop-linear.o): Remove rule.
3423 (lambda-mat.o): Same.
3424 (lambda-trans.o): Same.
3425 (lambda-code.o): Same.
3426 (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
3427 (tree-vect-slp.o): Same.
3428 * hwint.h (gcd): Moved here.
3429 (least_common_multiple): Same.
3430 * lambda-code.c: Removed.
3431 * lambda-mat.c: Removed.
3432 * lambda-trans.c: Removed.
3433 * lambda.h: Removed.
3434 * tree-loop-linear.c: Removed.
3435 * lto-symtab.c: Do not include lambda.h.
3436 * omega.c (gcd): Removed.
3437 * passes.c (init_optimization_passes): Remove pass_linear_transform.
3438 * tree-data-ref.c (print_lambda_vector): Moved here.
3439 (lambda_vector_copy): Same.
3440 (lambda_matrix_copy): Same.
3441 (lambda_matrix_id): Same.
3442 (lambda_vector_first_nz): Same.
3443 (lambda_matrix_row_add): Same.
3444 (lambda_matrix_row_exchange): Same.
3445 (lambda_vector_mult_const): Same.
3446 (lambda_vector_negate): Same.
3447 (lambda_matrix_row_negate): Same.
3448 (lambda_vector_equal): Same.
3449 (lambda_matrix_right_hermite): Same.
3450 * tree-data-ref.h: Do not include lambda.h.
3451 (lambda_vector): Moved here.
3452 (lambda_matrix): Same.
3453 (dependence_level): Same.
3454 (lambda_transform_legal_p): Removed declaration.
3455 (lambda_collect_parameters): Same.
3456 (lambda_compute_access_matrices): Same.
3457 (lambda_vector_gcd): Same.
3458 (lambda_vector_new): Same.
3459 (lambda_vector_clear): Same.
3460 (lambda_vector_lexico_pos): Same.
3461 (lambda_vector_zerop): Same.
3462 (lambda_matrix_new): Same.
3463 * tree-flow.h (least_common_multiple): Removed declaration.
3464 * tree-parloops.c (lambda_trans_matrix): Moved here.
3466 (LTM_ROWSIZE): Same.
3467 (LTM_COLSIZE): Same.
3468 (LTM_DENOMINATOR): Same.
3469 (lambda_trans_matrix_new): Same.
3470 (lambda_matrix_vector_mult): Same.
3471 (lambda_transform_legal_p): Same.
3472 * tree-pass.h (pass_linear_transform): Removed declaration.
3473 * tree-ssa-loop.c (tree_linear_transform): Removed.
3474 (gate_tree_linear_transform): Removed.
3475 (pass_linear_transform): Removed.
3476 (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
3477 flag_loop_interchange.
3479 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3481 PR tree-optimization/47265
3482 PR tree-optimization/47443
3483 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
3484 if name still has some uses.
3486 2011-01-25 Martin Jambor <mjambor@suse.cz>
3488 PR tree-optimization/47382
3489 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
3490 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
3492 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
3494 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
3495 sjlj_except_unwind_info.
3497 2011-01-25 Richard Guenther <rguenther@suse.de>
3499 PR tree-optimization/47426
3500 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
3501 visible functions results escape.
3503 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3506 * config/arm/arm.c (any_sibcall_uses_r3): New function.
3507 (arm_get_frame_offsets): Use it.
3509 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3510 Jakub Jelinek <jakub@redhat.com>
3512 PR tree-optimization/47271
3513 * tree-if-conv.c (bb_postdominates_preds): New.
3514 (if_convertible_bb_p): Call bb_postdominates_preds.
3515 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
3516 (predicate_scalar_phi): Call bb_postdominates_preds.
3518 2011-01-25 Nick Clifton <nickc@redhat.com>
3520 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
3521 * config/rx/rx.c (rx_function_value): Likewise.
3522 (rx_promote_function_mode): Likewise.
3523 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
3524 in order to make it legitimate.
3525 * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
3526 make sure that the first operand is the same as the result register.
3527 (addsi3_unspec): Delete.
3528 (subdi3): Do not accept immediate operands.
3529 (subdi3_internal): Likewise.
3531 2011-01-25 Jeff Law <law@redhat.com>
3533 PR rtl-optimization/37273
3534 * ira-costs.c (scan_one_insn): Detect constants living in memory and
3535 handle them like argument loads from stack slots. Do not double
3536 count memory for memory constants and argument loads from stack slots.
3538 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3540 PR tree-optimization/47427
3541 PR tree-optimization/47428
3542 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
3543 coalesce if the new root var would be TREE_READONLY.
3545 2011-01-25 Richard Guenther <rguenther@suse.de>
3548 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
3549 correct type for TBAA.
3551 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3553 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
3554 (close_phi_written_to_memory): Call for_each_index with
3555 dr_indices_valid_in_loop.
3557 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3559 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
3560 when it is initialized.
3562 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3564 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
3565 call to graphite_find_data_references_in_stmt.
3566 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
3567 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
3568 call to graphite_find_data_references_in_stmt.
3569 (analyze_drs_in_stmts): Same.
3570 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
3571 in which the scalar analysis of indices is performed.
3572 (create_data_ref): Same. Update call to dr_analyze_indices.
3573 (find_data_references_in_stmt): Update call to create_data_ref.
3574 (graphite_find_data_references_in_stmt): Same.
3575 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
3577 (create_data_ref): Same.
3578 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
3579 call to create_data_ref.
3581 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3583 * graphite-sese-to-poly.c (build_poly_scop): Move
3584 rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
3586 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3588 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
3589 VAR_DECL, PARM_DECL, and RESULT_DECL.
3591 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3593 * graphite-dependences.c (reduction_dr_1): Allow several reductions
3595 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
3596 that have already been marked as PBB_IS_REDUCTION.
3598 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3600 * graphite-scop-detection.c (same_close_phi_node): New.
3601 (remove_duplicate_close_phi): New.
3602 (make_close_phi_nodes_unique): New.
3603 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
3605 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3607 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
3608 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
3609 of both data references to be the same.
3611 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3613 * graphite-dependences.c (build_lexicographical_constraint): Remove
3615 (build_lexicographical_constraint): Adjust call to
3616 ppl_powerset_is_empty.
3617 (dependence_polyhedron): Same.
3618 (graphite_legal_transform_dr): Same.
3619 (graphite_carried_dependence_level_k): Same.
3620 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
3622 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
3624 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3626 * graphite-sese-to-poly.c
3627 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
3628 (close_phi_written_to_memory): New.
3629 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
3632 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3634 * doc/install.texi: Update the expected version number of PPL to 0.11.
3635 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
3636 #if PPL_VERSION_MINOR < 11.
3638 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3640 * graphite-dependences.c: Include graphite-cloog-util.h.
3641 (new_poly_ddr): Inlined into dependence_polyhedron.
3642 (free_poly_ddr): Moved close by new_poly_ddr.
3643 (dependence_polyhedron_1): Renamed dependence_polyhedron.
3644 Early return NULL when ppl_powerset_is_empty returns true.
3645 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
3646 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
3647 (graphite_legal_transform_dr): Call new_poly_ddr.
3648 (graphite_carried_dependence_level_k): Same.
3649 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
3650 (dot_transformed_deps_stmt_1): Removed.
3651 (dot_deps_stmt_1): Call dot_deps_stmt_2.
3652 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
3653 (dot_deps_1): Call dot_deps_2.
3654 * Makefile.in (graphite-dependences.o): Add missing dependence on
3655 graphite-cloog-util.h.
3657 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3659 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
3660 (build_lexicographical_constraint): Same.
3661 (dependence_polyhedron_1): Same.
3662 (graphite_legal_transform_dr): Same.
3663 (graphite_carried_dependence_level_k): Same.
3664 * graphite-ppl.c (ppl_powerset_is_empty): New.
3665 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
3666 * tree-data-ref.c (dump_data_reference): Print the basic block index.
3668 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3670 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
3671 the "a followed by b" relation and document it.
3673 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3675 * graphite-dependences.c (build_lexicographical_constraint): Stop the
3676 iteration when the bag of constraints is empty.
3678 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3680 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
3682 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3684 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
3685 nest and two loop depths as parameters.
3686 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
3687 lst_perfect_nestify.
3689 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3691 * graphite-dependences.c (print_pddr): Call
3692 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
3694 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
3696 * graphite-ppl.c (debug_gmp_value): New.
3697 * graphite-ppl.h (debug_gmp_value): Declared.
3699 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
3701 * doc/install.texi: Document availability of cloog-0.16.
3703 2011-01-25 Vladimir Kargov <kargov@gmail.com>
3705 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
3706 invalid postdominance info.
3708 2011-01-24 Jan Hubicka <jh@suse.cz>
3711 * doc/extend.texi (weak pragma): Drop claim that it must
3712 appear before definition.
3713 * varasm.c (merge_weak, declare_weak): Only sanity check
3714 that DECL is not output at a time it is declared weak.
3716 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
3718 * machmode.def: Fixed comments.
3720 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
3722 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
3724 2011-01-24 Paul Koning <ni1d@arrl.net>
3726 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
3729 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
3732 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
3733 (block_info): Add scanned and prev.
3734 (move_or_delete_vzeroupper_2): Return if the basic block
3735 has been scanned and the upper 128bit state is unchanged
3737 (move_or_delete_vzeroupper_1): Return true if the exit
3739 (move_or_delete_vzeroupper): Visit basic blocks using the
3740 work-list based algorithm based on vt_find_locations in
3743 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
3745 2011-01-24 Nick Clifton <nickc@redhat.com>
3747 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
3748 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
3749 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
3750 then define __v850e1__.
3751 * doc/invoke.texi: Document -mv850es.
3753 2011-01-24 Richard Henderson <rth@redhat.com>
3755 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
3756 compound unordered comparisons.
3757 * config/rx/rx.c (rx_split_fp_compare): Remove.
3758 * config/rx/rx-protos.h: Update.
3759 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
3760 (cbranchsf4): Don't call rx_split_fp_compare.
3761 (*cbranchsf4): Use rx_split_cbranch.
3762 (*cmpsf): Don't accept "i" constraint.
3763 (*conditional_branch): Only valid after reload.
3764 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
3766 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3769 * config/rs6000/altivec.md (vector constant splitters): Add
3770 support for creating vector single precision constants if -mvsx is
3771 used and we would create the constant using Altivec primitives.
3773 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
3774 Richard Sandiford <rdsandiford@googlemail.com>
3776 PR rtl-optimization/47166
3777 * reload1.c (emit_reload_insns): Disable the spill_reg_store
3778 mechanism for PRE_MODIFY and POST_MODIFY.
3779 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
3782 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
3784 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
3786 2011-01-22 Jan Hubicka <jh@suse.cz>
3789 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
3791 2011-01-22 Jan Hubicka <jh@suse.cz>
3793 PR tree-optimization/43884
3795 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
3796 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
3798 2011-01-22 Anatoly Sokolov <aesok@post.ru>
3800 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
3801 * config/s390/s390.c (s390_register_move_cost,
3802 s390_memory_move_cost): New.
3803 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
3805 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3808 * except.c (sjlj_assign_call_site_values): Move setting the
3809 crtl->uses_eh_lsda flag to ...
3810 (sjlj_mark_call_sites): ... here.
3811 (sjlj_emit_function_enter): Support NULL dispatch label.
3812 (sjlj_build_landing_pads): In a function with no landing pads
3813 that still has must-not-throw regions, generate code to register
3814 a personality function with empty LSDA.
3816 2011-01-21 Richard Henderson <rth@redhat.com>
3818 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
3820 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
3822 * compare-elim.c: New file.
3823 * Makefile.in (OBJS-common): Add it.
3824 (compare-elim.o): New.
3825 * common.opt (fcompare-elim): New.
3826 * opts.c (default_options_table): Add OPT_fcompare_elim.
3827 * tree-pass.h (pass_compare_elim_after_reload): New.
3828 * passes.c (init_optimization_passes): Add it.
3829 * recog.h: Protect against re-inclusion.
3830 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
3831 * doc/invoke.texi (-fcompare-elim): Document it.
3832 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
3833 * doc/tm.texi: Rebuild.
3835 2011-01-22 Nick Clifton <nickc@redhat.com>
3837 * config/rx/rx.md (cstoresf4): Pass comparison operator to
3838 rx_split_fp_compare.
3840 2011-01-22 Nick Clifton <nickc@redhat.com>
3842 * config/rx/rx.md (UNSPEC_CONST): New.
3843 (deallocate_and_return): Wrap the amount popped off the stack in
3844 an UNSPEC_CONST in order to stop it being rejected by
3845 -mmax-constant-size.
3846 (pop_and_return): Add a "(return)" rtx.
3847 (call): Drop the immediate operand.
3848 (call_internal): Likewise.
3849 (call_value): Likewise.
3850 (call_value_internal): Likewise.
3851 (sibcall_internal): Likewise.
3852 (sibcall_value_internal): Likewise.
3853 (sibcall): Likewise. Generate an explicit call using
3855 (sibcall_value): Likewise.
3856 (mov<>): FAIL if a constant operand is not legitimate.
3857 (addsi3_unpsec): New pattern.
3859 * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
3860 (ok_for_max_constant): New function.
3861 (gen_safe_add): New function.
3862 (rx_expand_prologue): Use gen_safe_add.
3863 (rx_expand_epilogue): Likewise.
3864 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
3867 2011-01-21 Jeff Law <law@redhat.com>
3869 PR tree-optimization/47053
3870 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
3871 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
3872 statements are deleted.
3873 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
3874 is nonempty, then purge dead edges and cleanup the CFG.
3876 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3880 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3882 * tree-dfa.c (create_var_ann): Mark variable as used.
3884 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3887 * except.c (convert_to_eh_region_ranges): Emit queued no-region
3888 notes from other section in hot/cold partitioning even if
3889 last_action is -3. Increment call_site_base.
3891 PR rtl-optimization/47366
3892 * fwprop.c (forward_propagate_into): Return bool. If
3893 any changes are made, -fnon-call-exceptions is used and
3894 REG_EH_REGION note is present, call purge_dead_edges
3895 and return true if it purged anything.
3896 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
3897 any EH edges were purged.
3899 2011-01-21 Jeff Law <law@redhat.com>
3901 PR rtl-optimization/41619
3902 * caller-save.c (setup_save_areas): Break out code to determine
3903 which hard regs are live across calls by examining the reload chains
3904 so that it is always used.
3905 Eliminate code which checked REG_N_CALLS_CROSSED.
3907 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3909 PR tree-optimization/47355
3910 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
3911 NOP has non-debug uses beyond PHIs in new_bb.
3913 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
3916 * cfgexpand.c (account_used_vars_for_block): Only account vars
3917 that are annotated as used.
3918 (estimated_stack_frame_size): Don't set TREE_USED.
3919 * tree-dfa.c (create_var_ann): Mark variable as used.
3921 2011-01-21 Richard Guenther <rguenther@suse.de>
3924 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
3926 2011-01-21 Richard Guenther <rguenther@suse.de>
3928 PR tree-optimization/47365
3929 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
3930 (vn_reference_lookup_pieces): Adjust.
3931 (vn_reference_lookup): Likewise.
3932 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
3933 (vn_reference_lookup_3): Only look through kills if in
3934 VN_WALKREWRITE mode.
3935 (vn_reference_lookup_pieces): Adjust.
3936 (vn_reference_lookup): Likewise.
3937 (visit_reference_op_load): Likewise.
3938 (visit_reference_op_store): Likewise.
3939 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
3940 (compute_avail): Likewise.
3941 (eliminate): Likewise.
3943 2011-01-21 Jakub Jelinek <jakub@redhat.com>
3945 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
3946 DECL_IGNORED_P non-reg vars if they are used.
3948 PR tree-optimization/47391
3949 * varpool.c (const_value_known_p): Return false if
3952 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
3955 * config/i386/i386.c (ix86_local_alignment): Handle
3956 case for va_list_type_node is nil.
3957 (ix86_canonical_va_list_type): Likewise.
3959 2011-01-21 Alan Modra <amodra@gmail.com>
3961 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
3962 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
3964 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3966 * config/arm/arm.md (define_attr type): Rename f_load
3967 and f_store to f_fpa_load and f_fpa_store. Update.
3968 (write_conflict): Deal with rename fallout.
3969 (*push_fp_multi): Likewise.
3970 * config/arm/fpa.md (f_load): Use f_fpa_load.
3971 (f_store): Use f_fpa_store.
3972 (*movsf_fpa): Likewise.
3973 (*movdf_fpa): Likewise.
3974 (*movxf_fpa): Likewise.
3975 (*thumb2_movsf_fpa): Likewise.
3976 (*thumb2_movdf_fpa): Likewise.
3977 (*thumb2_movxf_fpa): Likewise.
3978 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
3979 f_loadd and f_stored.
3980 (*thumb2_movdi_vfp): Likewise.
3981 (*thumb2_movsf_vfp): Fix attribute to f_loads.
3982 (*thumb2_movsi_vfp): Likewise.
3983 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
3984 Use f_loads instead of f_load.
3985 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
3987 2011-01-20 Anatoly Sokolov <aesok@post.ru>
3989 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
3990 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
3991 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
3992 (xtensa_mode_dependent_address_p): New function.
3993 (constantpool_address_p): Make static. Change return type to bool.
3994 Change argument type to const_rtx. Use CONST_INT_P predicate.
3996 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
3999 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
4001 2011-01-20 Jakub Jelinek <jakub@redhat.com>
4004 * cfgexpand.c (expand_debug_expr): Instead of generating
4005 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
4008 2011-01-20 Richard Guenther <rguenther@suse.de>
4011 * tree-inline.c (remap_gimple_op_r): Recurse manually for
4012 the pointer operand of MEM_REFs.
4014 2011-01-20 Jakub Jelinek <jakub@redhat.com>
4016 PR tree-optimization/46130
4017 * ipa-split.c (consider_split): If return_bb contains non-virtual
4018 PHIs other than for retval or if split_function would not adjust it,
4021 2011-01-20 Richard Guenther <rguenther@suse.de>
4023 PR tree-optimization/47167
4024 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4025 Revert previous change, only avoid enumeral type changes.
4027 2011-01-19 Mike Stump <mikestump@comcast.net>
4029 * doc/tm.texi.in (BRANCH_COST): Englishify.
4030 * doc/tm.texi (BRANCH_COST): Likewise.
4032 2011-01-19 Dodji Seketeli <dodji@redhat.com>
4035 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
4036 (gen_scheduled_generic_parms_dies): New functions.
4037 (gen_struct_or_union_type_die): Schedule template parameters DIEs
4038 generation for the end of CU compilation.
4039 (dwarf2out_finish): Generate template parameters DIEs here.
4041 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
4044 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
4045 debug bind stmt on merge edges.
4047 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
4051 * function.c (instantiate_expr): Instantiate incoming rtl of
4052 implicit arguments, and recurse on VALUE_EXPRs.
4053 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
4054 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
4056 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
4058 * c-parser.c (c_parser_for_statement): Initialize
4059 collection_expression.
4061 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4063 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
4065 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4067 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
4068 (LINK_SHLIB_SPEC): Don't use %(link_path).
4069 (SUBTARGET_EXTRA_SPECS): Remove link_path.
4071 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4073 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
4074 (NO_SHARED_LIB_SUPPORT): Remove.
4075 (LINK_SHLIB_SPEC): Remove one conditional definition.
4077 2011-01-19 Joseph Myers <joseph@codesourcery.com>
4079 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
4081 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
4082 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
4083 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
4084 %{call_shared} and conditionals on these options not being passed.
4085 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
4088 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4090 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
4093 * ipa-split.c: Spelling fixes.
4095 2011-01-19 Richard Henderson <rth@redhat.com>
4097 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
4098 (*mulsi3): Likewise.
4100 * longlong.h [__mn10300__] (count_leading_zeros): New.
4101 [__mn10300__] (umul_ppmm, smul_ppmm): New.
4102 [__mn10300__] (add_ssaaaa, subddmmss): New.
4103 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
4104 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
4106 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4108 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
4110 2011-01-19 Richard Henderson <rth@redhat.com>
4112 * config/mn10300/mn10300.md (addsi3_flags): New.
4113 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
4114 (subsi3_flags, subc_internal, subdi3): New.
4115 (subdi3_internal, *subdi3_degenerate): New.
4116 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
4118 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
4119 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
4120 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
4121 * config/mn10300/mn10300-protos.h: Update.
4122 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
4123 (return_ret): Likewise. Rename from return_internal_regs.
4124 (return_internal): Remove.
4126 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
4127 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
4128 (mn10300_legitimate_constant_p): Likewise.
4129 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
4130 (mn10300_frame_size): New.
4131 (mn10300_expand_prologue): Use it.
4132 (mn10300_expand_epilogue): Likewise.
4133 (mn10300_initial_offset): Likewise.
4134 * config/mn10300/mn10300-protos.h: Update.
4135 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
4136 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
4137 (prologue, epilogue, return_internal): Tidy output code.
4138 (mn10300_store_multiple_operation, return): Likewise.
4139 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
4140 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
4141 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
4142 (load_pic, am33_load_pic): New.
4143 (mn10300_load_pic0, mn10300_load_pic1): New.
4145 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
4146 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
4147 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
4148 (cc_flags_for_mode, cc_flags_for_code): New.
4149 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
4150 overflow flag is not valid. Validate that the flags we need
4151 for the comparison are valid.
4152 (mn10300_output_cmp): Remove.
4153 (mn10300_output_add): New.
4154 (mn10300_select_cc_mode): Use cc_flags_for_code.
4155 (mn10300_split_cbranch): New.
4156 (mn10300_match_ccmode): New.
4157 (mn10300_split_and_operand_count): New.
4158 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
4160 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
4161 (addsi3): ... here. Use mn10300_output_add.
4162 (*addsi3_flags): New.
4163 (*am33_subsi3, *mn10300_subsi3): Merge...
4164 (subsi3): ... here. Use attribute isa.
4165 (*subsi3_flags): New.
4166 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
4168 (*am33_andsi3, *mn10300_andsi3): Merge...
4170 (*andsi3_flags): New.
4171 (andsi3 splitters): New.
4172 (*am33_iorsi3, *mn10300_iorsi3): Merge...
4174 (*iorsi3_flags): New.
4175 (*am33_xorsi3, *mn10300_xorsi3): Merge...
4177 (*xorsi3_flags): New.
4178 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
4179 (one_cmplsi2): ... here.
4180 (*one_cmplsi2_flags): New.
4181 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
4182 instead of "dax" in constraints. Use mn10300_split_cbranch.
4183 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
4184 use matching constraints to eliminate a self-comparison.
4185 (*integer_conditional_branch): Rename from integer_conditional_branch.
4186 Use int_mode_flags to match CC_REG.
4187 (*cbranchsi4_btst, *btstsi): New.
4188 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
4189 mn10300_split_cbranch.
4190 (*am33_cmpsf): Rename from am33_cmpsf.
4191 (*float_conditional_branch): Rename from float_conditional_branch.
4192 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
4193 (zero_extendqisi2): ... here.
4194 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
4195 (zero_extendhisi2): ... here.
4196 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
4197 (extendqisi2): ... here.
4198 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
4199 (extendhisi2): ... here.
4200 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
4201 (ashlsi3): ... here.
4202 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
4203 (lshrsi3): ... here.
4204 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
4205 (ashrsi3): ... here.
4206 (consecutive add peephole): Remove.
4207 * config/mn10300/predicates.md (label_ref_operand): New.
4208 (int_mode_flags): New.
4209 (CCZN_comparison_operator): New.
4211 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
4212 (throughput_42_latency_43): New reservation.
4213 (mulsidi3, umulsidi3): New expanders.
4214 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
4215 the MDR register to allocation; separately allocate the low and
4216 high parts of the DImode result.
4217 (umulsidi3_internal): Similarly.
4218 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
4219 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
4220 (udivsi3, umodsi3): Remove.
4221 (udivmodsi4, divmodsi4): New expanders.
4222 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
4223 (*divmodsi4): Simiarly.
4224 (ext_internal): New.
4226 * config/mn10300/constraints.md ("z"): New constraint.
4227 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
4228 (FIXED_REGISTERS): Don't fix MDR.
4229 (CALL_USED_REGSITERS): Reformat nicely.
4230 (REG_ALLOC_ORDER): Add MDR.
4231 (enum regclass): Add MDR_REGS.
4232 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
4233 (IRA_COVER_CLASSES): Add MDR_REGS.
4234 (REGNO_REG_CLASS): Handle MDR_REG.
4235 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
4236 (mn10300_register_move_cost): Likewise.
4237 * config/mn10300/mn10300.md (MDR_REG): New.
4238 (*movsi_internal): Handle moves to/from MDR_REGS.
4240 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
4242 (mn10300_secondary_reload): Tidy combination reload classes.
4243 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
4244 addresses for AM33. Allow symbolic offsets for reg+imm.
4245 (mn10300_regno_in_class_p): New.
4246 (mn10300_legitimize_reload_address): New.
4247 * config/mn10300/mn10300.h (enum reg_class): Remove
4248 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
4249 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
4251 (REG_CLASS_NAMES): Update to match.
4252 (REG_CLASS_CONTENTS): Likewise.
4253 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
4254 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
4255 (REGNO_IN_RANGE_P): Remove.
4256 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
4257 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
4258 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
4259 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
4260 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
4261 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
4262 (REGNO_GENERAL_P): New.
4263 (HAVE_POST_MODIFY_DISP): New.
4264 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
4265 (LEGITIMIZE_RELOAD_ADDRESS): New.
4266 * config/mn10300/mn10300-protos.h: Update.
4268 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
4269 DATA_REGS for AM33 stack-pointer destination.
4270 (mn10300_preferred_output_reload_class): Likewise.
4271 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
4272 into a form appropriate for ...
4273 (TARGET_SECONDARY_RELOAD): New.
4274 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
4275 * config/mn10300/mn10300-protos.h: Update.
4276 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
4277 reload_insi; use the "A" constraint for the scratch; handle AM33
4278 moves of sp to non-address registers.
4280 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
4281 (*movqi_internal): ... here.
4282 (*am33_movhi, *mn10300_movhi): Merge into...
4283 (*movhi_internal): ... here.
4284 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
4285 as the source/destination of moves from/to SP.
4286 (movsf): Only allow for AM33-2.
4287 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
4288 any integer constant constraint. Only allow for AM33-2. Tidy
4289 all of the alternative outputs.
4290 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
4291 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
4293 (udivsi3, umodsi3): New patterns for MN103 only.
4295 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
4297 * doc/tm.texi.in: Spell out that a lack of register class unions
4299 * doc/tm.texi: Regenerate.
4301 2011-01-19 Jakub Jelinek <jakub@redhat.com>
4303 PR rtl-optimization/47337
4304 * dce.c (check_argument_store): New function.
4305 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
4307 PR tree-optimization/47290
4308 * tree-eh.c (infinite_empty_loop_p): New function.
4309 (cleanup_empty_eh): Use it.
4311 2011-01-18 Steve Ellcey <sje@cup.hp.com>
4314 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
4315 (a64_expand_widen_sum): Ditto.
4316 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
4317 (vec_extract_evenodd_help): Ditto.
4318 (vec_extract_evenv4hi): Ditto.
4319 (vec_extract_oddv4hi): Ditto.
4320 (vec_extract_evenv2si): Ditto.
4321 (vec_extract_oddv2si): Ditto.
4322 (vec_extract_evenv2sf): Ditto.
4323 (vec_extract_oddv2sf): Ditto.
4324 (vec_pack_trunc_v4hi: Ditto.
4325 (vec_pack_trunc_v2si): Ditto.
4326 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
4327 (vec_interleave_highv8qi): Ditto.
4329 (vec_extract_oddv8qi): Ditto.
4330 (vec_interleave_lowv4hi): Ditto.
4331 (vec_interleave_highv4hi): Ditto.
4332 (vec_interleave_lowv2si): Ditto.
4333 (vec_interleave_highv2si): Ditto.
4335 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4337 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
4338 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
4339 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
4340 (pa_c_mode_for_suffix): New.
4341 (TARGET_EXPAND_BUILTIN): Define.
4342 (TARGET_C_MODE_FOR_SUFFIX): Define.
4343 (pa_builtins): Define.
4344 (pa_init_builtins): Register __float128 type and init new support
4346 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
4347 * config/pa/quadlib.c (_U_Qfcopysign): New.
4349 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
4352 * explow.c (allocate_dynamic_stack_space): Do not assume more than
4353 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
4356 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4358 PR tree-optimization/47179
4359 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
4360 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
4362 2011-01-18 Richard Guenther <rguenther@suse.de>
4364 PR rtl-optimization/47216
4365 * emit-rtl.c: Include tree-flow.h.
4366 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
4367 of replicating it with different semantics.
4368 * Makefile.in (emit-rtl.o): Adjust.
4370 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4372 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
4373 (cortex_a9_dp): Handle neon types correctly.
4375 2011-01-18 Jakub Jelinek <jakub@redhat.com>
4377 PR rtl-optimization/47299
4378 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
4379 subtarget. Use normal multiplication if both operands are constants.
4380 * expmed.c (expand_widening_mult): Don't try to optimize constant
4381 multiplication if op0 has VOIDmode. Convert op1 constant to mode
4384 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4386 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
4387 spacing after 'e.g.', typos, comma, hyphenation.
4389 2011-01-17 Richard Henderson <rth@redhat.com>
4391 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
4392 (rx_restricted_mem_operand): New.
4393 (rx_shift_operand): Use register_operand.
4394 (rx_source_operand, rx_compare_operand): Likewise.
4395 * config/rx/rx.md (addsi3_flags): New expander.
4396 (adddi3): Rewrite as expander.
4397 (adc_internal, *adc_flags, adddi3_internal): New patterns.
4398 (subsi3_flags): New expander.
4399 (subdi3): Rewrite as expander.
4400 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
4402 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
4403 (rx_init_builtins): Remove sat builtin.
4404 (rx_expand_builtin): Likewise.
4405 * config/rx/rx.md (ssaddsi3): New.
4406 (*sat): Rename from sat. Represent the CC_REG input.
4408 * config/rx/predicates.md (rshift_operator): New.
4409 * config/rx/rx.c (rx_expand_insv): Remove.
4410 * config/rx/rx-protos.h: Update.
4411 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
4412 operand to the canonical position.
4413 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
4414 (*bitclr, *bitclr_in_memory): Similarly.
4415 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
4416 (insv): Retain the zero_extract in the expansion.
4418 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
4419 (bswaphi2, bitinvert, revw): Likewise.
4421 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
4422 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
4423 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
4424 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
4425 (bitset, bitset_in_memory): Likewise.
4426 (bitinvert, bitinvert_in_memory): Likewise.
4427 (bitclr, bitclr_in_memory): Likewise.
4428 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
4429 (rx_strend, rx_cmpstrn): Likewise.
4430 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
4431 (bitop peep2 patterns): Remove.
4433 * config/rx/rx.c (rx_match_ccmode): New.
4434 * config/rx/rx-protos.h: Update.
4435 * config/rx/rx.md (abssi2): Clobber, don't set flags.
4436 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
4437 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
4438 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
4439 (fix_truncsfsi2, floatsisf2): Likewise.
4440 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
4441 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
4442 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
4443 (*subsi3_flags, *xorsi3_flags): New.
4445 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
4447 * config/rx/rx.c (rx_print_operand): Remove workaround for
4448 unsplit comparison operations.
4450 * config/rx/rx.md (movsicc): Split after reload.
4451 (*movsicc): Merge *movsieq and *movsine via match_operator.
4452 (*stcc): New pattern.
4454 * config/rx/rx.c (rx_float_compare_mode): Remove.
4455 * config/rx/rx.h (rx_float_compare_mode): Remove.
4456 * config/rx/rx.md (cstoresi4): Split after reload.
4457 (*sccc): New pattern.
4459 * config/rx/predicates.md (label_ref_operand): New.
4460 (rx_z_comparison_operator): New.
4461 (rx_zs_comparison_operator): New.
4462 (rx_fp_comparison_operator): New.
4463 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
4464 Validate that the flags are set properly for the comparison.
4465 (rx_gen_cond_branch_template): Remove.
4466 (rx_cc_modes_compatible): Remove.
4467 (mode_from_flags): New.
4468 (flags_from_code): Rename from flags_needed_for_conditional.
4469 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
4470 (rx_select_cc_mode): Likewise.
4471 (rx_split_fp_compare): New.
4472 (rx_split_cbranch): New.
4473 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
4474 (*cbranchsi4): Use match_operator and rx_split_cbranch.
4475 (*cbranchsf4): Similarly.
4476 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
4477 match_operator and rx_split_cbranch.
4478 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
4479 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
4480 (*cmpsi): Rename from cmpsi.
4481 (*tstsi): Rename from tstsi.
4482 (*cmpsf): Rename from cmpsf; use CC_Fmode.
4483 (*conditional_branch): Rename from conditional_branch.
4484 (*reveresed_conditional_branch): Remove.
4485 (b<code>): Remove expander.
4486 * config/rx/rx-protos.h: Update.
4488 * config/rx/rx.c (rx_compare_redundant): Remove.
4489 * config/rx/rx.md (cmpsi): Don't use it.
4490 * config/rx/rx-protos.h: Update.
4492 * config/rx/rx-modes.def (CC_F): New mode.
4493 * config/rx/rx.c (rx_select_cc_mode): New.
4494 * config/rx/rx.h (SELECT_CC_MODE): Use it.
4495 * config/rx/rx-protos.h: Update.
4497 2011-01-17 Richard Henderson <rth@redhat.com>
4499 * except.c (dump_eh_tree): Fix stray ; after for statement.
4501 2011-01-17 Richard Guenther <rguenther@suse.de>
4503 PR tree-optimization/47313
4504 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
4505 handling before copying the body. Properly deal with
4506 by-reference result in SSA form.
4508 2011-01-17 Ian Lance Taylor <iant@google.com>
4511 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
4512 (struct_value_alias_set): Don't define.
4513 (sparc_option_override): Don't set sparc_sr_alias_set and
4514 struct_value_alias_set.
4515 (save_or_restore_regs): Use gen_frame_mem rather than calling
4517 (sparc_struct_value_rtx): Likewise.
4519 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
4522 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
4524 (_mm_maskstore_pd): Likewise.
4525 (_mm_maskload_ps): Likewise.
4526 (_mm_maskstore_ps): Likewise.
4527 (_mm256_maskload_pd): Change mask to __m256i.
4528 (_mm256_maskstore_pd): Likewise.
4529 (_mm256_maskload_ps): Likewise.
4530 (_mm256_maskstore_ps): Likewise.
4532 * config/i386/i386-builtin-types.def: Updated.
4533 (ix86_expand_special_args_builtin): Likewise.
4535 * config/i386/i386.c (bdesc_special_args): Update
4536 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
4537 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
4538 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
4539 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
4541 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
4542 Use <avxpermvecmode> on mask register.
4543 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
4545 2011-01-17 Olivier Hainque <hainque@adacore.com>
4546 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4547 Eric Botcazou <ebotcazou@adacore.com>
4550 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
4551 if <= USHRT_MAX in 32-bit mode.
4553 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4555 * doc/install.texi (Configuration, Specific): Wrap long
4556 lines in examples. Allow line wrapping in long options
4557 and URLs where beneficial for PDF output.
4559 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
4561 * config/mips/mips.c (mips_classify_symbol): Don't return
4562 SYMBOL_PC_RELATIVE for nonlocal labels.
4564 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
4566 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
4568 2011-01-15 Jan Hubicka <jh@suse.cz>
4570 PR tree-optimization/47276
4571 * ipa.c (function_and_variable_visibility): Do not try to mark alias
4572 declarations as needed.
4574 2011-01-15 Martin Jambor <mjambor@suse.cz>
4576 * common.opt (fdevirtualize): New flag.
4577 * doc/invoke.texi (Option Summary): Document it.
4578 * opts.c (default_options_table): Add devirtualize flag.
4579 * ipa-prop.c (detect_type_change): Return immediately if
4580 devirtualize flag is not set.
4581 (detect_type_change_ssa): Likewise.
4582 (compute_known_type_jump_func): Likewise.
4583 (ipa_analyze_virtual_call_uses): Likewise.
4585 2011-01-14 Martin Jambor <mjambor@suse.cz>
4587 PR tree-optimization/45934
4588 PR tree-optimization/46302
4589 * ipa-prop.c (type_change_info): New type.
4590 (stmt_may_be_vtbl_ptr_store): New function.
4591 (check_stmt_for_type_change): Likewise.
4592 (detect_type_change): Likewise.
4593 (detect_type_change_ssa): Likewise.
4594 (compute_complex_assign_jump_func): Check for dynamic type change.
4595 (compute_complex_ancestor_jump_func): Likewise.
4596 (compute_known_type_jump_func): Likewise.
4597 (compute_scalar_jump_functions): Likewise.
4598 (ipa_analyze_virtual_call_uses): Likewise.
4599 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
4601 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4603 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
4604 * config/i386/i386.opt (msse5): New Alias.
4606 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4608 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
4609 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4610 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4611 * config/sparc/sparc.h (CC1_SPEC): Likewise.
4613 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4615 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
4617 * config/sparc/linux64.h (CC1_SPEC): Likewise.
4618 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4619 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
4620 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
4622 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
4624 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4626 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
4628 2011-01-14 Mike Stump <mikestump@comcast.net>
4630 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
4631 * config/fr30/fr30.md: Likweise
4632 (movsi_push): Likewise.
4633 (movsi_pop): Likewise.
4634 (enter_func): Likewise.
4635 * config/moxie/moxie.md (movsi_push): Likewise.
4636 (movsi_pop): Likewise.
4638 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4640 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
4641 %{no_archive} %{exact_version}.
4642 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
4643 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
4644 %{no_archive} %{exact_version}.
4645 * config/mips/openbsd.h (LINK_SPEC): Likewise.
4646 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
4647 * config/mips/vxworks.h: Likewise.
4649 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4651 * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
4653 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4655 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
4656 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
4658 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4660 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
4663 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4665 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
4667 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
4668 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
4670 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
4671 Don't handle -shlib.
4673 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4675 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
4676 (CC1_SPEC): Don't handle -profile.
4678 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4680 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
4681 * config/mips/mips.h (CC1_SPEC): Likewise.
4683 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4685 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
4686 * config/mips/mips.h (CC1_SPEC): Likewise.
4688 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4690 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
4691 * config/m32r/linux.h (LINK_SPEC): Likewise.
4692 * config/mips/linux.h (LINK_SPEC): Likewise.
4693 * config/mips/linux64.h (LINK_SPEC): Likewise.
4694 * config/sparc/linux.h (LINK_SPEC): Likewise.
4695 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4696 LINK_SPEC): Likewise.
4697 * config/xtensa/linux.h (LINK_SPEC): Likewise.
4699 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4701 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
4703 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
4705 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4707 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
4708 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
4710 2011-01-14 Joseph Myers <joseph@codesourcery.com>
4712 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
4714 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4716 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
4717 supports -Bstatic/-Bdynamic.
4718 * configure: Regenerate.
4720 2011-01-14 Jan Hubicka <jh@suse.cz>
4721 Jack Howarth <howarth@bromo.med.uc.edu>
4724 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
4725 when checking debug_info_level. Test write_symbols instead of
4726 debug_hooks->var_location when setting flag_var_tracking_uninit.
4728 2011-01-14 Richard Guenther <rguenther@suse.de>
4730 PR tree-optimization/47179
4731 * target.def (ref_may_alias_errno): New target hook.
4732 * targhooks.h (default_ref_may_alias_errno): Declare.
4733 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
4734 (default_ref_may_alias_errno): New function.
4735 * target.h (struct ao_ref_s): Declare.
4736 * tree-ssa-alias.c: Include target.h.
4737 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
4738 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
4739 (targhooks.o): Likewise.
4740 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
4741 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
4743 2011-01-14 Richard Guenther <rguenther@suse.de>
4745 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
4747 2011-01-14 Richard Guenther <rguenther@suse.de>
4749 PR tree-optimization/47280
4750 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
4752 (tree_ssa_forward_propagate_single_use_vars): Deal with
4753 CFG changes from associate_plusminus.
4755 2011-01-14 Richard Guenther <rguenther@suse.de>
4759 2011-01-11 Richard Guenther <rguenther@suse.de>
4761 PR tree-optimization/46076
4762 * tree-ssa.c (useless_type_conversion_p): Conversions from
4763 unprototyped to empty argument list function types are useless.
4765 2011-01-14 Richard Guenther <rguenther@suse.de>
4767 PR tree-optimization/47286
4768 * tree-ssa-structalias.c (new_var_info): Register variables are global.
4770 2011-01-14 Martin Jambor <mjambor@suse.cz>
4773 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
4775 2011-01-13 Anatoly Sokolov <aesok@post.ru>
4777 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
4778 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
4779 * config/xtensa/xtensa.c (xtensa_libcall_value,
4780 xtensa_function_value_regno_p): New functions.
4781 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
4783 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
4786 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
4788 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
4789 New function prototype.
4790 * config/i386/winnt.c (i386_pe_assemble_visibility):
4791 Warn only if attribute was specified by user.
4793 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4796 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
4798 (floatunsdidf2_fcfidu): Ditto.
4800 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4802 * config/s390/s390.c (print_operand_address): Replace 'error' with
4803 'output_operand_lossage'.
4804 (print_operand): Likewise.
4806 2011-01-13 Jeff Law <law@redhat.com>
4808 PR rtl-optimization/39077
4809 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
4810 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
4811 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
4812 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
4813 * gcse.c (prune_insertions_deletions): New function.
4814 (compute_pre_data): Use it.
4816 2011-01-13 Dodji Seketeli <dodji@redhat.com>
4819 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
4821 (prune_unused_types_mark): Use it.
4823 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
4825 PR rtl-optimization/45352
4826 * sel-sched.c: Update copyright years.
4827 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
4828 in the advancing loop when we have issued issue_rate insns.
4830 2011-01-12 Richard Henderson <rth@redhat.com>
4832 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
4833 (TARGET_MD_ASM_CLOBBERS): New.
4835 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
4836 (TARGET_DELEGITIMIZE_ADDRESS): New.
4838 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
4839 (clzsi2, *bsch): New patterns.
4841 * config/mn10300/mn10300.md (INT): New mode iterator.
4842 (*mov<INT>_clr): New pattern, and peep2 to generate it.
4844 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
4845 flag_split_wide_types.
4847 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
4848 (mn10300_trampoline_init): Rewrite without a template, an immediate
4849 load and a direct branch.
4850 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
4852 2011-01-12 Anatoly Sokolov <aesok@post.ru>
4854 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4855 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
4856 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
4857 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4859 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
4862 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
4865 2011-01-12 Jan Hubicka <jh@suse.cz>
4868 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
4869 (PLUGIN_COND_CLOSE): New macro.
4870 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
4872 2011-01-12 Richard Guenther <rguenther@suse.de>
4875 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
4876 register variables in a MEM_REF.
4878 2011-01-12 Joseph Myers <joseph@codesourcery.com>
4880 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
4881 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
4882 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
4883 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4884 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4885 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
4886 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
4887 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
4888 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
4889 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
4890 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
4891 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
4892 * config/gnu-user.h: New. Copied from linux.h.
4893 (LINUX_TARGET_STARTFILE_SPEC): Rename to
4894 GNU_USER_TARGET_STARTFILE_SPEC.
4895 (LINUX_TARGET_ENDFILE_SPEC): Rename to
4896 GNU_USER_TARGET_ENDFILE_SPEC.
4897 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
4898 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
4899 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
4900 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
4901 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
4902 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
4903 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
4904 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
4905 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
4906 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
4907 * config/arm/linux-eabi.h (CC1_SPEC): Use
4908 GNU_USER_TARGET_CC1_SPEC.
4909 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
4910 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
4911 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
4912 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
4913 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
4914 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
4915 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
4916 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
4918 2011-01-12 Richard Guenther <rguenther@suse.de>
4921 * doc/invoke.texi (ffast-math): Document it is turned on
4924 2011-01-12 Jan Hubicka <jh@suse.cz>
4926 PR tree-optimization/47233
4927 * opts.c (common_handle_option): Disable ipa-reference with profile
4930 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4932 * c-parser.c (c_parser_objc_at_property_declaration): Improved
4935 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
4937 * c-parser.c (c_lex_one_token): Updated and reindented some
4938 comments. No changes in code.
4940 2011-01-11 Ian Lance Taylor <iant@google.com>
4942 * godump.c (go_output_var): Don't output the variable if there is
4943 already a type with the same name.
4945 2011-01-11 Ian Lance Taylor <iant@google.com>
4947 * godump.c (go_format_type): Don't generate float80.
4949 2011-01-11 Richard Henderson <rth@redhat.com>
4951 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
4952 declaration. Rewrite for both speed and size.
4953 (mn10300_address_cost_1): Remove.
4954 (mn10300_register_move_cost): New.
4955 (mn10300_memory_move_cost): New.
4956 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
4957 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
4958 extensions, shifts, BSWAP, CLZ.
4959 (mn10300_wide_const_load_uses_clr): Remove.
4960 (TARGET_REGISTER_MOVE_COST): New.
4961 (TARGET_MEMORY_MOVE_COST): New.
4962 * config/mn10300/mn10300-protos.h: Update.
4963 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
4965 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
4966 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
4967 * config/mn10300/mn10300-protos.h: Update.
4968 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
4969 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
4970 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
4971 (*test_int_bitfield, *test_byte_bitfield): Remove.
4972 (*bit_test, *subreg_bit_test): Remove.
4973 * config/mn10300/predicates.md (const_8bit_operand): Remove.
4975 * config/mn10300/constraints.md ("c"): Rename from "A".
4976 ("A", "D"): New constraint letters.
4977 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
4978 (fmssf4, fnmasf4, fnmssf4): Likewise.
4980 * config/mn10300/mn10300.md (isa): New attribute.
4981 (enabled): New attribute.
4983 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
4984 (abssf2, negsf2): Define only for hardware fp.
4985 (sqrtsf2): Reformat.
4986 (addsf3, subsf3, mulsf3): Merge expander and insn.
4988 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
4989 (DEBUGGER_AUTO_OFFSET): Remove.
4990 (DEBUGGER_ARG_OFFSET): Remove.
4992 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
4993 Emit register stores with the same offsets as the hardware.
4994 (mn10300_store_multiple_operation): Don't check that the register
4995 save offsets are monotonic.
4996 * config/mn10300/mn10300-protos.h: Update.
4998 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
5000 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
5001 in terms of the value on the stack, not the MDR register.
5003 2011-01-11 Jan Hubicka <jh@suse.cz>
5007 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
5008 (symbol_alias_set_destroy, symbol_alias_set_contains,
5009 propagate_aliases_backward): Declare.
5010 * lto-streamer-out.c (struct sets): New sturcture.
5011 (trivally_defined_alias): New function.
5012 (output_alias_pair_p): Rewrite.
5013 (output_unreferenced_globals): Fix output of alias pairs.
5014 (produce_symtab): Likewise.
5015 * ipa.c (function_and_variable_visibility): Set weak alias destination
5017 * varasm.c (symbol_alias_set_t): Remove.
5018 (symbol_alias_set_destroy): Export.
5019 (propagate_aliases_forward, propagate_aliases_backward): New functions
5021 (compute_visible_aliases): ... this one; remove.
5022 (trivially_visible_alias): New
5023 (trivially_defined_alias): New.
5024 (remove_unreachable_alias_pairs): Rewrite.
5025 (finish_aliases_1): Reorganize code checking if alias is defined.
5026 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
5029 2011-01-11 Richard Guenther <rguenther@suse.de>
5031 PR tree-optimization/46076
5032 * tree-ssa.c (useless_type_conversion_p): Conversions from
5033 unprototyped to empty argument list function types are useless.
5035 2011-01-11 Richard Guenther <rguenther@suse.de>
5038 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
5039 volatile MEMs as MEM_READONLY_P.
5041 2011-01-11 Richard Guenther <rguenther@suse.de>
5043 PR tree-optimization/47239
5044 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
5046 2011-01-11 Jeff Law <law@redhat.com>
5048 PR tree-optimization/47086
5049 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
5050 IVs from statements that might throw.
5052 2011-01-10 Jan Hubicka <jh@suse.cz>
5055 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
5057 2011-01-10 Jan Hubicka <jh@suse.cz>
5060 * profile.c (read_profile_edge_counts): Ignore profile inconistency
5061 when correcting profile.
5063 2011-01-10 Jan Hubicka <jh@suse.cz>
5066 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
5068 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
5069 Restore DECL_FINI_PRIORITY.
5071 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5073 * doc/gimple.texi: Fix quoting of multi-word return values in
5074 @deftypefn statements. Ensure presence of return value. Wrap
5075 overlong @deftypefn lines.
5076 (is_gimple_operand, is_gimple_min_invariant_address): Remove
5077 descriptions of removed functions.
5078 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
5079 of multi-word return value in @deftypefn statement.
5081 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5083 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
5084 (Conditional Expressions, Logical Operators)
5085 (Statement and operand traversals): Do not indent smallexample
5086 code. Fix duplicate function argument in example.
5088 2011-01-10 Jeff Law <law@redhat.com>
5090 PR tree-optimization/47141
5091 * ipa-split.c (split_function): Handle case where we are
5092 returning a value and the return block has a virtual operand phi.
5094 2011-01-10 Jan Hubicka <jh@suse.cz>
5096 PR tree-optimization/47234
5097 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
5098 (pass_feedback_split_functions): Declare.
5099 * passes.c (init_optimization_passes): Add ipa-split as subpass of
5101 * ipa-split.c (gate_split_functions): Update comments; disable
5102 split-functions for profile_arc_flag and branch_probabilities.
5103 (gate_feedback_split_functions): New function.
5104 (execute_feedback_split_functions): New function.
5105 (pass_feedback_split_functions): New global var.
5107 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
5110 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
5111 calling gimple_call_set_cannot_inline.
5113 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
5115 * config/darwin-sections.def: Remove unused section.
5117 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
5120 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
5122 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
5125 * c-parser.c (c_parser_declaration_or_fndef): Improved
5128 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
5130 * config/i386/winnt.c (i386_pe_start_function): Make sure
5131 to switch back to function's section.
5133 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
5137 * plugin.c: Move include of dlfcn.h from here...
5138 * system.h: ... to here.
5140 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5142 * doc/cpp.texi (C++ Named Operators): Fix markup for header
5144 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
5145 two extra empty pages in PDF output.
5147 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
5150 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
5151 for error recovery purposes behave as if it was not specified so
5152 that the default type is usd.
5154 2011-01-07 Jan Hubicka <jh@suse.cz>
5156 PR tree-optmization/46469
5157 * ipa.c (function_and_variable_visibility): Clear needed flags on
5158 nodes with external decls; handle weakrefs merging correctly.
5160 2011-01-07 Joseph Myers <joseph@codesourcery.com>
5162 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
5165 2011-01-07 Jan Hubicka <jh@suse.cz>
5167 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
5168 and no longer claim that gold is required for linker plugin.
5169 * configure: Regenerate.
5170 * gcc.c (PLUGIN_COND): New macro.
5171 (LINK_COMMAND_SPEC): Use it.
5172 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
5173 * config.in (HAVE_LTO_PLUGIN): New.
5174 * configure.ac (--with-lto-plugin): New parameter; autodetect
5177 2011-01-07 Jan Hubicka <jh@suse.cz>
5179 PR tree-optimization/46367
5180 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
5181 when we can update original.
5182 (cgraph_mark_inline_edge): Sanity check.
5183 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
5185 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5187 * config/spu/spu.h (ASM_COMMENT_START): Define.
5189 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
5193 (SWITCH_KEEP_FOR_GCC): Likewise.
5194 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
5195 (do_spec_1): Handle "%>".
5197 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
5199 2011-01-07 Jakub Jelinek <jakub@redhat.com>
5202 * config/i386/i386.c (ix86_delegitimize_address): If
5203 simplify_gen_subreg fails, return orig_x.
5206 * value-prof.c (gimple_stringop_fixed_value): Handle
5207 lhs of the call properly.
5209 2011-01-07 Jan Hubicka <jh@suse.cz>
5212 * lto-opt.c (lto_reissue_options): Set flag_shlib.
5214 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5216 * target.def (function_switched_text_sections): New hook.
5217 * doc/tm.texi: Regenerated.
5218 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5219 * final.c (default_function_switched_text_sections): New.
5220 (final_scan_insn): Call function_switched_text_sections when a
5221 mid-function section change occurs.
5222 * output.h (default_function_switched_text_sections): Declare.
5223 * config/darwin-protos.h (darwin_function_switched_text_sections):
5225 * config/darwin.c (darwin_function_switched_text_sections): New.
5226 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
5228 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
5230 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
5231 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
5232 the secondary code fragment when outputting for DWARF == 2.
5234 2011-01-07 Anatoly Sokolov <aesok@post.ru>
5236 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
5237 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
5239 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
5240 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
5242 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
5245 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
5246 when it is not empty.
5248 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
5251 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
5252 (case ${target}): Add btver1.
5253 * config/i386/driver-i386.c (host_detect_local_cpu): Let
5254 -march=native recognize btver1 processors.
5255 * config/i386/i386-c.c (ix86_target_macros_internal): Add
5256 btver1 def_and_undef
5257 * config/i386/i386.c (struct processor_costs btver1_cost): New
5259 (m_BTVER1): New definition.
5260 (m_AMD_MULTIPLE): Includes m_BTVER1.
5261 (initial_ix86_tune_features): Add btver1 tune.
5262 (processor_target_table): Add btver1 entry.
5263 (static const char *const cpu_names): Add btver1 entry.
5264 (software_prefetching_beneficial_p): Add btver1.
5265 (ix86_option_override_internal): Add btver1 instruction sets.
5266 (ix86_issue_rate): Add btver1.
5267 (ix86_adjust_cost): Add btver1.
5268 * config/i386/i386.h (TARGET_BTVER1): New definition.
5269 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
5270 (enum processor_type): Add PROCESSOR_BTVER1.
5271 * config/i386/i386.md (define_attr "cpu"): Add btver1.
5273 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5276 * config/i386/i386.c (legitimize_tls_address)
5277 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
5278 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
5279 (tls_initial_exec_64_sun): New pattern.
5281 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
5283 * doc/invoke.texi (Overall Options): Improve wording and markup
5284 of the description of -wrapper.
5286 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5288 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
5289 rdynamic, threads): New Driver options.
5291 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5294 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
5295 if coming from .tdata.
5296 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5298 2011-01-06 Jan Hubicka <jh@suse.cz>
5301 * collect2.c (main): Do not enable LTOmode when plugin is active.
5303 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5306 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
5307 --version output if supported.
5308 * configure: Regenerate.
5310 2011-01-06 Joseph Myers <joseph@codesourcery.com>
5312 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
5315 2011-01-06 Jakub Jelinek <jakub@redhat.com>
5318 * c-convert.c (convert): When converting a complex expression
5319 other than COMPLEX_EXPR to a different complex type, ensure
5320 c_save_expr is called instead of save_expr, unless in_late_binary_op.
5321 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
5322 when converting COMPLEX_TYPE.
5324 2011-01-06 Ira Rosen <irar@il.ibm.com>
5326 PR tree-optimization/47139
5327 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
5328 only the last reduction value is used outside the loop. Update
5331 2011-01-05 Joseph Myers <joseph@codesourcery.com>
5333 * config/rtems.opt: New.
5334 * config.gcc (*-*-rtems*): Use rtems.opt.
5336 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
5338 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
5339 processors do not support 3DNow instructions.
5341 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5343 * config/spu/spu.c (spu_option_override): Set parameter
5344 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
5346 2011-01-05 Jan Hubicka <jh@suse.cz>
5348 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
5349 at the command line.
5351 2011-01-05 Martin Jambor <mjambor@suse.cz>
5354 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
5355 deltas on streamed outgoing edges.
5356 (output_node_opt_summary): Output info for outgoing edges only when
5357 the node is in new parameter set.
5358 (output_cgraph_opt_summary): New parameter set, passed to the two
5359 aforementioned functions. Update its forward declaration and its
5362 2011-01-05 Tom Tromey <tromey@redhat.com>
5364 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
5365 operator to c_finish_omp_atomic.
5366 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
5367 (build_unary_op): Update.
5368 (build_modify_expr): Update.
5369 (build_asm_expr): Update.
5371 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5373 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
5374 newly inserted insns.
5376 (spu_emit_branch_hint): Likewise.
5377 (insert_hbrp_for_ilb_runout): Likewise.
5378 (spu_machine_dependent_reorg): Call df_finish_pass after
5379 schedule_insns returns.
5381 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5383 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
5385 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
5387 PR tree-optimization/47005
5388 * tree-sra.c (struct access): Add 'non_addressable' bit.
5389 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
5390 (decide_one_param_reduction): Return 0 if the parameter is passed by
5391 reference and one of the accesses in the group is non_addressable.
5393 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5395 PR tree-optimization/47056
5396 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
5397 (mark_load): Likewise. Handle FUNCTION_DECL specially.
5398 (mark_store): Likewise. Pass STMT to ipa_record_reference.
5400 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
5402 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
5403 initializer. Skip view conversions from aggregate types.
5405 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
5408 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
5410 2011-01-04 Philipp Thomas <pth@suse.de>
5412 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
5415 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5417 * function.c (thread_prologue_and_epilogue_insns): Do not crash
5418 on empty epilogue sequences.
5420 2011-01-04 Joseph Myers <joseph@codesourcery.com>
5422 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
5423 non-static): New Driver options.
5425 2011-01-04 Jie Zhang <jie@codesourcery.com>
5428 * gcc.c (default_compilers[]): Set combinable field to 0
5429 for all assembly languages.
5431 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
5433 * config/mips/loongson3a.md: New file.
5434 * config/mips/mips.md: Include loongson3a.md.
5435 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
5438 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
5441 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
5442 instead of convert_memory_address_addr_space on the base expression.
5444 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5446 * config/spu/spu.c (spu_option_override): Update error text
5447 for bad -march= / -mtune= values.
5449 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5451 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
5452 if branch-hint optimization will be performed.
5454 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5456 PR tree-optimization/47148
5457 * ipa-split.c (split_function): Convert arguments to
5458 DECL_ARG_TYPE if possible.
5460 PR tree-optimization/47155
5461 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
5464 PR rtl-optimization/47157
5465 * combine.c (try_combine): If undobuf.other_insn becomes
5466 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
5467 and set *new_direct_jump_p too.
5469 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
5471 PR tree-optimization/47021
5472 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
5474 2011-01-03 Jakub Jelinek <jakub@redhat.com>
5476 * gcc.c (process_command): Update copyright notice dates.
5477 * gcov.c (print_version): Likewise.
5478 * gcov-dump.c (print_version): Likewise.
5479 * mips-tfile.c (main): Likewise.
5480 * mips-tdump.c (main): Likewise.
5482 2011-01-03 Martin Jambor <mjambor@suse.cz>
5484 PR tree-optimization/46801
5485 * tree-sra.c (type_internals_preclude_sra_p): Check whether
5486 aggregate fields start at byte boundary instead of the bit-field flag.
5488 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
5491 * gcc.c (main): Revert revision 168407.
5493 2011-01-03 Martin Jambor <mjambor@suse.cz>
5495 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
5497 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5499 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
5500 vector optab to expand vector/scalar shift, update gimple to vector.
5502 2011-01-03 Martin Jambor <mjambor@suse.cz>
5504 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
5507 2011-01-03 Martin Jambor <mjambor@suse.cz>
5509 PR tree-optimization/46984
5510 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
5512 (cgraph_create_indirect_edge): Fixed line length.
5513 (cgraph_indirect_call_info): Declare.
5514 (cgraph_make_edge_direct) Update declaration.
5515 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
5516 (cgraph_create_indirect_edge): Use it.
5517 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
5519 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
5520 the new thunk_delta representation.
5521 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
5523 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
5524 (ipa_read_indirect_edge_info): Likewise.
5525 * lto-cgraph.c (output_edge_opt_summary): New function.
5526 (output_node_opt_summary): Call it on all outgoing edges.
5527 (input_edge_opt_summary): New function.
5528 (input_node_opt_summary): Call it on all outgoing edges.
5530 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
5533 * gcc.c (main): Don't check have_o when settting combine_inputs.
5535 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
5537 * regrename.c: Add general comment describing the pass.
5538 (struct du_head): Remove 'length' field.
5539 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
5540 (regrename_optimize): Do not sort chains. Rework comments, add others.
5541 Force renaming to the preferred class (if any) in the first pass and do
5542 not consider registers that belong to it in the second pass.
5543 (create_new_chain): Do not set 'length' field.
5544 (scan_rtx_reg): Likewise.
5546 2011-01-02 Jakub Jelinek <jakub@redhat.com>
5548 PR tree-optimization/47140
5549 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
5550 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
5553 PR rtl-optimization/47028
5554 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
5555 parm_birth_insn instead of at the beginning of first bb.
5557 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
5559 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
5560 Remove the word "see" before "@pxref".
5561 * doc/rtl.texi: Remove the word "see" before "@pxref".
5563 2011-01-01 Jan Hubicka <jh@suse.cz>
5565 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
5568 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
5571 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
5574 Copyright (C) 2011 Free Software Foundation, Inc.
5576 Copying and distribution of this file, with or without modification,
5577 are permitted in any medium without royalty provided the copyright
5578 notice and this notice are preserved.