OSDN Git Service

f111f5af9aa1df0c4d0f66f97f948cee7c85834e
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2012-06-29  Eric Botcazou  <ebotcazou@adacore.com>
2
3         * tree-eh.c (lower_try_finally_switch): Really put the location of the
4         last statement of the finally block onto the switch.
5
6 2012-06-29  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
7
8         * configure: Regenerate.
9         Backport from mainline.
10         2012-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11         * config.gcc (target_type_format_char): New. Document it. Set it for
12         arm*-*-* .
13         * configure.ac (gnu_unique_option): Use target_type_format_char
14         in test.  Comment rationale.
15
16 2012-06-29  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
17
18         Backport from mainline.
19         2012-05-30  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
20         * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
21
22 2012-06-28  Georg-Johann Lay  <avr@gjlay.de>
23
24         Backport from 2012-06-28 mainline r189049
25
26         PR 53595
27         * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
28         * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
29         * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
30         avr_hard_regno_call_part_clobbered.
31
32 2012-06-28  Richard Guenther  <rguenther@suse.de>
33
34         PR middle-end/53790
35         * expr.c (expand_expr_real_1): Verify if the type is complete
36         before inspecting its size.
37
38 2012-06-27  Nick Clifton  <nickc@redhat.com>
39
40         * config/rx/rx.md (comparesi3_extend): Remove = modifier from
41         input operand.
42
43 2012-06-26  Alexandre Oliva  <aoliva@redhat.com>
44
45         PR debug/53682
46         * cselib.c (promote_debug_loc): Don't crash on NULL argument.
47
48 2012-06-26  Nick Clifton  <nickc@redhat.com>
49
50         * config/rx/rx.md (simple_return): Use the simple_return rtx.
51
52 2012-06-25  Jakub Jelinek  <jakub@redhat.com>
53
54         PR target/53759
55         * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
56         of x x x in the vmovlps load alternative.
57
58 2012-06-22  Richard Guenther  <rguenther@suse.de>
59
60         * gcov-iov.c: Include bconfig.h and system.h.
61
62 2012-06-22  Richard Guenther  <rguenther@suse.de>
63
64         PR gcov-profile/53744
65         * gcov-iov.c (main): Treat "" and "prerelease" the same.
66
67 2012-06-22  Eric Botcazou  <ebotcazou@adacore.com>
68
69         * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
70         DECL_IGNORED_P non-reg vars even if they are used.
71
72 2012-06-19  Jason Merrill  <jason@redhat.com>
73
74         PR c++/52637
75         * dwarf2out.c (modified_type_die): Use scope_die_for.
76         (gen_type_die_with_usage, dwarf2out_finish): Likewise.
77         (uses_local_type_r, uses_local_type): New.
78         (scope_die_for): Keep a type that uses a local type in local scope.
79         Use get_context_die for namespace and type scope.
80
81 2012-06-19  Richard Guenther  <rguenther@suse.de>
82
83         PR middle-end/53470
84         * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
85         replace it with the first non-BLOCK context.
86
87 2012-06-18  Vladimir Makarov  <vmakarov@redhat.com>
88
89         PR rtl-optimization/53700
90
91         Backport from mainline
92         2012-03-29  Vladimir Makarov  <vmakarov@redhat.com>
93
94         * ira-color.c (setup_left_conflict_sizes_p): Process all
95         conflicting objects.
96
97 2012-06-18  Venkataramanan Kumar <venkataramanan.kumar@amd.com>
98
99         Backport from mainline
100         2012-05-09 Uros Bizjak  <ubizjak@gmail.com>
101
102         PR target/52908
103         * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
104         xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
105         (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
106         instead of xop_mulv2div2di3_low.
107         (xop_p<macs>dql): Fix vec_select selector.
108         (xop_p<macs>dqh): Ditto.
109         (xop_mulv2div2di3_low): Remove insn_and_split pattern.
110         (xop_mulv2div2di3_high): Ditto.
111
112 2012-06-17  Uros Bizjak  <ubizjak@gmail.com>
113
114         Backport from mainline:
115         2012-06-17  Uros Bizjak  <ubizjak@gmail.com>
116
117         * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
118
119 2012-06-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
120
121         Backport from mainline:
122         2012-06-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
123
124         * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
125         * config/pa/pa.c (pa_attr_length_millicode_call): Use
126         MAX_PCREL17F_OFFSET instead of fixed offset.
127         (pa_attr_length_call): Likewise.
128         (pa_attr_length_indirect_call): Likewise.
129
130 2012-06-15  Walter Lee  <walt@tilera.com>
131
132         Backport from mainline:
133         2012-06-15  Walter Lee  <walt@tilera.com>
134
135         * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
136
137         2012-06-14  Maxim Kuvyrkov  <maxim@codesourcery.com>
138
139         * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
140
141 2012-06-15  Aldy Hernandez  <aldyh@redhat.com>
142
143         Backport from mainline:
144
145         2012-05-31  Aldy Hernandez  <aldyh@redhat.com>
146         * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
147         * gimple.h (block_in_transaction): Check for flag_tm.
148
149 2012-06-14  Aldy Hernandez  <aldyh@redhat.com>
150
151         PR tree-optimization/52558
152
153         Backport from mainline:
154         2012-05-21  Aldy Hernandez  <aldyh@redhat.com>
155         * gimple.h (gimple_set_in_transaction): Remove.
156         (gimple_in_transaction): Look in BB instead.
157         (gimple_statement_base): Remove in_transaction field.
158         * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
159         * trans-mem.c (compute_transaction_bits): Place transaction bit
160         information into basic blocks.
161
162         2012-05-31  Aldy Hernandez  <aldyh@redhat.com>
163
164         PR tree-optimization/52558
165         * cfg.c (alloc_aux_for_edge): Fix comment.
166         (alloc_aux_for_edge): Remove static.
167         * basic-block.h (alloc_aux_for_edge): Protoize.
168         * tree-ssa-loop-im.c (execute_sm_if_changed): New.
169         (execute_sm_if_changed_flag): New.
170         (execute_sm_if_changed_flag_set): New.
171         (execute_sm): Do not generate data races unless requested.
172         (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
173         (tree_ssa_lim_finalize): Call free_aux_for_edges.
174         * gimple.h (block_in_transaction): New.
175         (gimple_in_transaction): Use block_in_transaction.
176
177 2012-06-14  Jakub Jelinek  <jakub@redhat.com>
178
179         Backported from mainline
180         2012-06-12  Jakub Jelinek  <jakub@redhat.com>
181
182         PR rtl-optimization/53589
183         * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
184         discovery even when e->dest != target.  If any LABEL_REF points
185         to e->dest label, redirect it to target's label.
186
187         2012-06-07  Jakub Jelinek  <jakub@redhat.com>
188
189         PR middle-end/53580
190         * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
191         returns false, replace stmt with GIMPLE_NOP.
192         (check_omp_nesting_restrictions): Instead of issuing warnings,
193         issue errors and return false if any errors were reported.
194
195 2012-06-14  Richard Guenther  <rguenther@suse.de>
196
197         * BASE-VER: Set to 4.7.2.
198         * DEV-PHASE: Set to prerelease.
199
200 2012-06-12  Christian Bruel  <christian.bruel@st.com>
201
202         PR target/53621
203         * config/sh/sh.c (sh_option_override): Don't force
204          flag_omit_frame_pointer and maccumulate_outgoing_args.
205         * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
206
207 2012-06-14  Release Manager
208
209         * GCC 4.7.1 released.
210
211 2012-06-13  Uros Bizjak  <ubizjak@gmail.com>
212
213         * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
214
215 2012-06-13  Richard Henderson  <rth@redhat.com>
216
217         * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
218         iterator instead of INT.
219
220 2012-06-08  Richard Henderson  <rth@redhat.com>
221
222         PR c++/53602
223         * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
224         note to a clobber insn when no other insn is available.
225
226 2012-06-04  Paolo Carlini  <paolo.carlini@oracle.com>
227
228         PR c++/53524
229         * doc/invoke.texi (Wenum-compare): Update documentation.
230
231 2012-06-04  Edmar Wienskoski  <edmar@freescale.com>
232
233         PR target/53559
234         * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
235         operands.
236         (altivec_stvlxl): Ditto.
237         (altivec_stvrx): Ditto.
238         (altivec_stvrxl): Ditto.
239
240 2012-06-04  Aldy Hernandez  <aldyh@redhat.com>
241
242         PR middle-end/47530
243         * trans-mem.c (expand_block_edges): Do not skip the first
244         statement when resetting the BB.
245
246 2012-06-04  Richard Guenther  <rguenther@suse.de>
247
248         PR middle-end/53471
249         * dwarf2out.c (dwarf2out_finish): If generating LTO do not
250         create new assembler names.
251
252 2012-06-04  Richard Guenther  <rguenther@suse.de>
253
254         Backport from mainline
255         2012-04-25  Jakub Jelinek  <jakub@redhat.com>
256
257         PR middle-end/52979
258         * stor-layout.c (get_best_mode): Don't return mode with bitsize
259         larger than maxbits.  Don't compute maxbits modulo align.
260         Also check that unit bytes long store at bitpos / unit * unit
261         doesn't affect bits beyond bitregion_end.
262         * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
263         would not fit into bitregion_start ... bitregion_end + 1 bit
264         region.
265         (store_split_bit_field): Decrease unit close to end of bitregion_end
266         if access is restricted in order to avoid mutual recursion.
267
268 2012-06-04  Georg-Johann Lay  <avr@gjlay.de>
269
270         Backport from 2012-06-04 mainline r188172
271
272         PR target/46261
273         * config/avr/avr-stdint.h: New file.
274         * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
275         newlib-stdint.h
276
277 2012-06-04  Jakub Jelinek  <jakub@redhat.com>
278
279         PR tree-optimization/53550
280         * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
281         is POINTER_TYPE_P, use sizetype as step type instead of type.
282
283 2012-06-04  Richard Guenther  <rguenther@suse.de>
284             Eric Botcazou  <ebotcazou@adacore.com>
285
286         Backport from mainline
287         2012-04-03  Eric Botcazou  <ebotcazou@adacore.com>
288
289         * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
290         Change type of BITOFFSET to signed.  Make sure the lower bound of
291         the computed range is non-negative by adjusting OFFSET and BITPOS.
292         (expand_assignment): Adjust call to get_bit_range.
293
294         2012-03-27  Eric Botcazou  <ebotcazou@adacore.com>
295
296         * expr.c (get_bit_range): Return the null range if the enclosing record
297         is part of a larger bit field.
298
299         2012-03-20  Richard Guenther  <rguenther@suse.de>
300
301         * stor-layout.c (finish_bitfield_representative): Fallback
302         to conservative maximum size if the padding up to the next
303         field cannot be computed as a constant.
304         (finish_bitfield_layout): If we cannot compute the distance
305         between the start of the bitfield representative and the
306         bitfield member start a new representative.
307         * expr.c (get_bit_range): The distance between the start of
308         the bitfield representative and the bitfield member is zero
309         if the field offsets are not constants.
310
311         2012-03-16  Richard Guenther  <rguenther@suse.de>
312
313         * stor-layout.c (finish_bitfield_representative): Fall back
314         to the conservative maximum size if we cannot compute the
315         size of the tail padding.
316
317         2012-03-14  Richard Guenther  <rguenther@suse.de>
318
319         * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
320         * stor-layout.c (start_bitfield_representative): New function.
321         (finish_bitfield_representative): Likewise.
322         (finish_bitfield_layout): Likewise.
323         (finish_record_layout): Call finish_bitfield_layout.
324         * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
325         for QUAL_UNION_TYPE fields.
326         * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
327         Stream DECL_BIT_FIELD_REPRESENTATIVE.
328         * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
329
330         PR middle-end/52080
331         PR middle-end/52097
332         PR middle-end/48124
333         * expr.c (get_bit_range): Unconditionally extract bitrange
334         from DECL_BIT_FIELD_REPRESENTATIVE.
335         (expand_assignment): Adjust call to get_bit_range.
336
337 2012-06-01  Eric Botcazou  <ebotcazou@adacore.com>
338
339         PR middle-end/53501
340         * fold-const.c (fold_binary_loc): Refine previous change.
341
342 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
343
344         Backport from mainline
345         2012-03-27  Chung-Lin Tang  <cltang@codesourcery.com>
346
347         PR target/52667
348         * config/sh/sh.c (find_barrier): Add equality check of last_got to
349         avoid going above orig insn.  Update comments.
350
351 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
352
353         Backport from mainline
354         2012-03-21  Kaz Kojima  <kkojima@gcc.gnu.org>
355
356         PR target/52642
357         * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
358         prologue for unwinder and profiler.
359
360 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
361
362         Backport from mainline
363         2012-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
364
365         * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
366
367 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
368
369         Backport from mainline
370         2012-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
371
372         * config/sh/sh.c (sh_dwarf_register_span): Don't apply
373         DBX_REGISTER_NUMBER.
374
375 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
376
377         Backport from mainline
378         2012-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
379
380         * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
381         operand is CONST_INT.  Take COSTS_N_INSNS into account.
382         (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
383         shiftcosts.     
384
385 2012-05-31  Georg-Johann Lay  <avr@gjlay.de>
386
387         * config/avr/avr.opt (-msp8): Document it.
388         * doc/invoke.texi (AVR Options): Copy from trunk docu.
389
390 2012-05-31  Richard Guenther  <rguenther@suse.de>
391
392         PR middle-end/48493
393         * expr.c (expand_assignment): Do not use movmisalign on
394         non-memory.
395
396 2012-05-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
397
398         PR target/52999
399         * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
400         (pa_section_type_flags): New.
401         (pa_legitimate_constant_p): Revert previous change.
402
403 2012-05-30  Aldy Hernandez  <aldyh@redhat.com>
404
405         Backport from mainline
406         2012-05-25  Aldy Hernandez  <aldyh@redhat.com>
407
408         PR middle-end/53008
409         * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
410         accessed indirectly.
411         (ipa_tm_create_version): Same.
412
413 2012-05-30  Jason Merrill  <jason@redhat.com>
414
415         PR c++/53220
416         * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
417         about array compound literals.
418
419 2012-05-30  Richard Guenther  <rguenther@suse.de>
420
421         PR middle-end/53501
422         * fold-const.c (fold_binary_loc): Make sure to call
423         fold_plusminus_mult_expr with the original sign of operands.
424
425 2012-05-30  Eric Botcazou  <ebotcazou@adacore.com>
426
427         * explow.c (probe_stack_range): Restore simple control flow and stop
428         again when the probe cannot be generated if HAVE_check_stack.
429
430 2012-05-30  Jakub Jelinek  <jakub@redhat.com>
431
432         PR rtl-optimization/53519
433         * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
434         instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
435
436 2012-05-29  Richard Guenther  <rguenther@suse.de>
437
438         PR tree-optimization/53516
439         * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
440         bitfield accesses.
441         * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
442
443 2012-05-28  Bill Schmidt  <wschmidt@linux.ibm.com>
444
445         Backport from mainline
446         2012-05-28  Richard Guenther  <rguenther@suse.de>
447
448         PR tree-optimization/53438
449         * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
450
451 2012-05-26  Eric Botcazou  <ebotcazou@adacore.com>
452
453         Backport from mainline
454         2012-03-10  Chung-Lin Tang  <cltang@codesourcery.com>
455
456         PR rtl-optimization/52528
457         * combine.c (can_combine_p): Add setting of subst_low_luid
458         before call to expand_field_assignment().
459
460 2012-05-26  Martin Jambor  <mjambor@suse.cz>
461
462         Backport from mainline
463         2012-05-23  Martin Jambor  <mjambor@suse.cz>
464
465         * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
466
467 2012-05-25  Eric Botcazou  <ebotcazou@adacore.com>
468
469         PR lto/52178
470         * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
471         * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
472
473 2012-05-25  Alexander Ivchenko  <alexander.ivchenko@intel.com>
474
475         PR target/53435
476         * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
477         (ix86_expand_vec_perm): Use int mode instead of float.
478
479 2012-05-25  Eric Botcazou  <ebotcazou@adacore.com>
480
481         PR ada/52362
482         * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
483         gnu_ld variables to yes.
484         * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
485         (HAVE_GNU_AS): Likewise.
486         * config.in: Regenerate.
487         * configure: Likewise.
488
489 2012-05-25  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
490
491         Backport from mainline
492         2012-03-12  Richard Guenther  <rguenther@suse.de>
493         * config/arm/arm.c (neon_dereference_pointer): Do not call
494         covert during RTL expansion.
495
496 2012-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
497
498         Backport from mainline
499         2012-05-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
500
501         PR target/53385
502         * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
503         relied on signed overflow behavior.
504
505 2012-05-24  Richard Guenther  <rguenther@suse.de>
506
507         PR middle-end/53460
508         * tree-profile.c (tree_profiling): Cleanup the CFG if
509         execute_fixup_cfg requests it.
510
511 2012-05-24  Jakub Jelinek  <jakub@redhat.com>
512
513         PR tree-optimization/53465
514         * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
515         vr0 into *vr, then vrp_meet that.
516         (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
517         have any equivalences.
518         (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
519         first time.
520
521 2012-05-23  Eric Botcazou  <ebotcazou@adacore.com>
522
523         * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
524         size handling.
525         (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
526         (iterative_hash_gimple_type): Adjust comment.
527         (iterative_hash_canonical_type): Likewise.  Hash the bounds of the
528         domain for an array type instead of the domain type itself.
529
530 2012-05-23  Georg-Johann Lay  <avr@gjlay.de>
531
532         Backport from 2012-05-23 mainline r187803
533
534         PR target/53448
535         * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
536         * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
537         ASM_OUTPUT_ALIGN.
538
539 2012-05-23  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>
540
541         Backport from 2012-05-03 mainline r187075
542
543         * config/i386/driver-i386.c (host_detect_local_cpu): Reset
544         has_fma4 for AMD processors with both fma3 and fma4 support.
545
546 2012-05-22  Richard Guenther  <rguenther@suse.de>
547
548         PR tree-optimization/53408
549         * tree-vect-loop.c (vectorizable_induction): Properly check
550         the restriction that we cannot handle induction results from
551         the inner loop outside of the outer loop.
552
553 2012-05-21  Jakub Jelinek  <jakub@redhat.com>
554
555         PR tree-optimization/53436
556         * omp-low.c (omp_build_component_ref): New function.
557         (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
558
559         PR tree-optimization/53366
560         * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
561         tests if complex_numbers == 2, but there are non-complex number loads
562         too.
563
564         PR tree-optimization/53409
565         * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
566         vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
567
568         PR tree-optimization/53410
569         * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
570         instead of build_int_cst (type, 0) where vector types might be
571         involved.
572
573 2012-05-21  Joseph Myers  <joseph@codesourcery.com>
574
575         PR c/53418
576         * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
577         from folded operands before wrapping another around the
578         conditional expression.
579
580 2012-05-21  Dave Boutcher  <daveboutcher@gmail.com>
581             Patrick Marlier  <patrick.marlier@gmail.com>
582
583         * trans-mem.c (ipa_tm_transform_clone): Transform functions with
584         indirect calls.
585
586 2012-05-21  H.J. Lu  <hongjiu.lu@intel.com>
587
588         Backport from mainline
589         2012-05-21  H.J. Lu  <hongjiu.lu@intel.com>
590
591         PR target/53416
592         * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
593         (UNSPECV_RDRAND): This.
594         (rdrand<mode>_1): Updated.
595
596 2012-05-20  H.J. Lu  <hongjiu.lu@intel.com>
597
598         Backport from mainline
599         2012-05-20  H.J. Lu  <hongjiu.lu@intel.com>
600
601         * config/i386/driver-i386.c (host_detect_local_cpu): Support
602         RDRND, F16C and FSGSBASE.
603
604 2012-05-19  Eric Botcazou  <ebotcazou@adacore.com>
605
606         Backport from mainline
607         2012-05-14  Eric Botcazou  <ebotcazou@adacore.com>
608
609         * tree-ssa-pre.c (can_value_number_call): Delete.
610         (compute_avail): Skip all statements with side effects.
611         <GIMPLE_CALL>: Skip calls to internal functions.
612
613 2012-05-18  David S. Miller  <davem@davemloft.net>
614
615         Backport r185385 from mainline
616         2012-03-14  Richard Guenther  <rguenther@suse.de>
617
618         PR middle-end/52584
619         * tree-vect-generic.c (type_for_widest_vector_mode): Take
620         element type instead of mode, use build_vector_type_for_mode
621         instead of the langhook, build a vector of proper signedness.
622         (expand_vector_operations_1): Adjust.
623
624 2012-05-18  Olivier Hainque  <hainque@adacore.com>
625
626         * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
627         $(libsubdir) as libexecsubdir.
628
629 2012-05-16  Andrew Pinski  <apinski@cavium.com>
630
631         * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
632         GIMPLE_ASSIGN.
633
634 2012-05-16  David S. Miller  <davem@davemloft.net>
635
636         * jump.c (delete_related_insns): If we remove a CALL, make sure
637         we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
638
639 2012-05-16  Richard Henderson  <rth@redhat.com>
640
641         PR debug/52727
642         * combine-stack-adj.c (prev_active_insn_bb): New.
643         (next_active_insn_bb): New.
644         (force_move_args_size_note): New.
645         (combine_stack_adjustments_for_block): Use it.
646
647 2012-05-16  Olivier Hainque  <hainque@adacore.com>
648
649         * Makefile.in (install-no-fixedincludes): New target, former toplevel
650         gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
651         Add comments and improve stamp preservation across the whole sequence.
652         (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
653
654 2012-05-16  Richard Guenther  <rguenther@suse.de>
655
656         PR tree-optimization/53364
657         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
658         detect a view-conversion of the decl.
659
660 2012-05-15  Jakub Jelinek  <jakub@redhat.com>
661
662         PR target/53358
663         * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
664         that operands[2] is either immediate, or q_regs_operand.
665
666 2012-05-15  Bin Cheng  <bin.cheng@arm.com>
667
668         Backport r187139 from mainline.
669         2012-05-04  Bin Cheng  <bin.cheng@arm.com>
670
671         PR rtl-optimization/52804
672         * reload1.c (reload_reg_reaches_end_p): Check whether successor
673         reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
674         of current one with type RELOAD_FOR_INPADDR_ADDRESS.
675         Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
676         RELOAD_FOR_OUTADDR_ADDRESS.
677
678 2012-05-14  Uros Bizjak  <ubizjak@gmail.com>
679
680         PR target/46098
681         * config/i386/i386.c (ix86_expand_special_args_builtin): Always
682         generate target register for "load" class builtins.
683
684         Revert:
685         2010-10-22  Uros Bizjak  <ubizjak@gmail.com>
686
687         PR target/46098
688         * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
689         Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
690         (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
691         (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
692         (<sse>_movu<ssemodesuffix>): New expander.
693         (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
694         (avx_movdqu<avxmodesuffix>): New expander.
695         (*sse2_movdqu): Rename from sse2_movdqu.
696         (sse2_movdqu): New expander.
697
698 2012-05-14  Jakub Jelinek  <jakub@redhat.com>
699
700         * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
701         lineno 1 the same as lineno 0 before first start file directive.
702         (optimize_macinfo_range): Likewise.
703
704         * dwarf2out.c (have_macinfo): Define.
705         (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
706         attribute, don't force empty compilation unit and don't emit any
707         .debug_macinfo/.debug_macro section if macinfo_table is empty.
708
709 2012-05-13  Uros Bizjak  <ubizjak@gmail.com>
710
711         Backport from mainline
712         2012-05-12  Uros Bizjak  <ubizjak@gmail.com>
713
714         * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
715         ORDERED and UNORDERED conditions.
716
717 2012-05-12  Eric Botcazou  <ebotcazou@adacore.com>
718
719         * function.c (requires_stack_frame_p): If the function can throw
720         non-call exceptions, return true if the insn can throw internally.
721
722 2012-05-10  Eric Botcazou  <ebotcazou@adacore.com>
723
724         * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
725         DECL_ORIGINAL_TYPE if it is present.
726
727 2012-05-09  Georg-Johann Lay  <avr@gjlay.de>
728
729         Backport from 2012-05-12 mainline r187342.
730
731         PR target/53256
732         * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
733         * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
734         * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
735         * config/avr/avr.c (avr_asm_declare_function_name): Remove.
736         (expand_prologue): Move initialization of cfun->machine->is_naked,
737         is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
738         (avr_set_current_function): ...this new static function.
739         (TARGET_SET_CURRENT_FUNCTION): New define.
740         (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
741         checking attributes of current_function_decl.
742         (avr_regs_to_save): Ditto.
743         (signal_function_p): Rename to avr_signal_function_p.
744         (interrupt_function_p): Rename to avr_interrupt_function_p.
745
746         * doc/extend.texi (Function Attributes): Better explanation of
747         'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
748         alphabetical order.
749
750 2012-05-09  Matthias Klose  <doko@ubuntu.com>
751
752         * gcc-ar.c (main): Don't check for execute bits for the plugin.
753
754 2012-05-08  Hans-Peter Nilsson  <hp@axis.com>
755
756         PR target/53272
757         * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
758         when a constant source operand matches an "I" constraint, the "no
759         CC0 change" applies to a register-destination only, not a
760         strict_low_part-destination.
761
762 2012-05-07  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
763
764         Backport from mainline:
765         2012-04-19  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
766
767         * config/arm/sync.md (sync_optab): Change ior attribute to "or".
768
769 2012-05-07  Jakub Jelinek  <jakub@redhat.com>
770
771         PR tree-optimization/53239
772         * tree-vrp.c (get_value_range): Set VR of
773         SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
774         to nonnull.
775
776 2012-05-07  Richard Guenther  <rguenther@suse.de>
777
778         PR tree-optimization/53195
779         * tree-inline.c (setup_one_parameter): Properly add referenced
780         vars from the parameters new known value.
781
782 2012-05-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
783
784         Backport from mainline:
785         2012-04-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
786
787         PR target/52999
788         * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
789         in constant pool.
790
791 2012-05-04  Ian Lance Taylor  <iant@google.com>
792
793         * tree-vect-patterns.c (vect_single_imm_use): Correct return
794         values from false to NULL.
795
796 2012-05-04  Uros Bizjak  <ubizjak@gmail.com>
797
798         Backport from mainline
799         2012-05-04  Uros Bizjak  <ubizjak@gmail.com>
800
801         PR target/53228
802         * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
803         (TARGET_CMOV): Rename from TARGET_CMOVE.
804         (TARGET_CMOVE): New define.
805         * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
806         Do not set TARGET_CMOVE here.
807
808 2012-05-04  Ulrich Weigand  <ulrich.weigand@linaro.org>
809
810         Backport from mainline:
811
812         2012-05-04  Ulrich Weigand  <ulrich.weigand@linaro.org>
813
814         PR tree-optimization/52633
815         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
816         vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
817         (vect_recog_over_widening_pattern): Remove handling of code that was
818         already detected as over-widening pattern.  Remove special handling
819         of "unsigned" cases.  Instead, support general case of conversion
820         of the shift result to another type.
821
822         2012-05-04  Ulrich Weigand  <ulrich.weigand@linaro.org>
823
824         * tree-vect-patterns.c (vect_single_imm_use): New function.
825         (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
826         (vect_recog_over_widening_pattern): Likewise.
827         (vect_recog_widen_shift_pattern): Likewise.
828
829         2012-04-10  Ulrich Weigand  <ulrich.weigand@linaro.org>
830
831         PR tree-optimization/52870
832         * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
833         presumed pattern statement is within the same loop or basic block.
834
835 2012-05-04  Richard Guenther  <rguenther@suse.de>
836
837         * common.opt (flto-report): Do not mark as Optimization.
838
839 2012-05-04  Eric Botcazou  <ebotcazou@adacore.com>
840
841         PR target/48496
842         * recog.c (constrain_operands): If extra constraints are present, also
843         accept pseudo-registers with equivalent memory locations during reload.
844
845 2012-05-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
846
847         Backport from the mainline
848         2012-05-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
849
850         PR target/53199
851         * config/rs6000/rs6000.md (bswapdi splitters): If
852         -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
853         default) is used, generate an alternate sequence that does not
854         depend on using indexed addressing.
855
856 2012-05-03  David S. Miller  <davem@davemloft.net>
857
858         PR target/52684
859         * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
860         MEM directly into a libcall, mark it's MEM_EXPR as addressable.
861         (sparc_emit_float_lib_cmp): Likewise.
862
863 2012-05-04  Martin Jambor  <mjambor@suse.cz>
864
865         Backport from mainline
866         2012-05-02  Martin Jambor  <mjambor@suse.cz>
867
868         PR lto/52605
869         * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
870         of a variable when the contect is a function.
871
872 2012-05-03  Jakub Jelinek  <jakub@redhat.com>
873
874         PR plugins/53126
875         * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
876         append program name to it and pass that as first argument
877         to make_relative_prefix.  Always pass standard_libexec_prefix
878         as last argument to make_relative_prefix.  If
879         make_relative_prefix returns NULL, fall back to
880         standard_libexec_prefix.
881
882         PR debug/53174
883         * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
884         removed.
885
886         PR target/53187
887         * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
888         mode, return that mode.
889
890 2012-05-03  Richard Guenther  <rguenther@suse.de>
891
892         PR tree-optimization/53144
893         * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
894         Rename to ...
895         (vn_reference_lookup_or_insert_for_pieces): ... this.  Properly deal
896         with SSA name values.
897         (vn_reference_lookup_3): Adjust callers.
898
899 2012-05-02  Jakub Jelinek  <jakub@redhat.com>
900
901         PR tree-optimization/53163
902         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
903         return value from compute_all_dependences.
904
905         PR rtl-optimization/53160
906         * ree.c (combine_reaching_defs): Handle the case where cand->insn
907         has been modified by ree pass already.
908
909 2012-05-01  Uros Bizjak  <ubizjak@gmail.com>
910
911         Backport from mainline
912         2012-04-30  Uros Bizjak  <ubizjak@gmail.com>
913
914         PR middle-end/53136
915         * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
916         calls to cgraph_node_name in xstrdup.
917         (ipa_make_edge_direct_to_target): Ditto.
918         * tree-sra.c (convert_callers_for_node): Ditto.
919         * lto-symtab.c (lto_cgraph_replace_node): Ditto.
920         * ipa-cp.c (perhaps_add_new_callers): Ditto.
921         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
922         (cgraph_materialize_all_clones): Ditto.
923         * ipa-inline.c (report_inline_failed_reason): Ditto.
924         (want_early_inline_function_p): Ditto.
925         (edge_badness): Ditto.
926         (update_edge_key): Ditto.
927         (flatten_function): Ditto.
928         (ipa_inline): Ditto.
929         (inline_always_inline_functions): Ditto.
930         (early_inline_small_functions): Ditto.
931
932 2012-04-30  Andreas Tobler  <andreast@fgznet.ch>
933
934         Backport from mainline
935         2012-03-21  Andreas Tobler  <andreast@fgznet.ch>
936
937         * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
938         Introduce emul_name to select the right linker emulation for
939         powerpc64-*-freebsd*.
940         * configure: Regenerate.
941         * config.gcc: Add bits to support powerpc64-*-freebsd*.
942         * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
943         * config/rs6000/freebsd64.h: New file.
944         * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
945         POWERPC_FREEBSD.
946         (rs6000_savres_strategy): Likewise.
947         (rs6000_savres_routine_name): Likewise.
948         (rs6000_elf_file_end): Likewise.
949         * config/rs6000/t-freebsd64: New file.
950         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
951         rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
952
953 2012-04-30  Uros Bizjak  <ubizjak@gmail.com>
954
955         Backport from mainline
956         2012-04-27  Paolo Bonzini  <bonzini@gnu.org>
957
958         PR target/53138
959         * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
960
961 2012-04-30  Eric Botcazou  <ebotcazou@adacore.com>
962
963         * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
964         predicate to discriminate types.
965
966 2012-04-27  Richard Guenther  <rguenther@suse.de>
967
968         PR c/51527
969         * convert.c (convert_to_integer): Avoid infinite recursion for
970         target-defined built-in types.
971
972 2012-04-26  Hans-Peter Nilsson  <hp@axis.com>
973
974         PR target/53120
975         * config/cris/cris.md ("*andhi_lowpart_v32")
976         ("*andqi_lowpart_v32"): Change first input-only operand from
977         a (match_operand ...) to (match_dup 0).  Drop alternatives with
978         const_int-matching constraints for redundancy.
979         ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto.  Drop
980         three-operand alternative.
981
982 2012-04-26  Uros Bizjak  <ubizjak@gmail.com>
983
984         Backport from mainline
985         2012-04-23  Uros Bizjak  <ubizjak@gmail.com>
986
987         * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
988         (*addsi_2_zext): Ditto.
989         (*add<mode>_3): Ditto.
990         (*addsi_3_zext): Ditto.
991         (*add<mode>_5): Ditto.
992
993 2012-04-25  Jakub Jelinek  <jakub@redhat.com>
994
995         PR c/52880
996         * c-typeck.c (set_nonincremental_init,
997         set_nonincremental_init_from_string): Pass true instead of false
998         as IMPLICIT to add_pending_init.
999
1000 2012-04-24  Georg-Johann Lay  <avr@gjlay.de>
1001
1002         Backport from 2012-04-24 mainline r186768.
1003
1004         PR target/53065
1005         * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
1006
1007 2012-04-24  Richard Guenther  <rguenther@suse.de>
1008
1009         PR tree-optimization/53085
1010         * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
1011         stores.
1012
1013 2012-04-24  Jakub Jelinek  <jakub@redhat.com>
1014
1015         PR middle-end/53084
1016         * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
1017         of MEM_REF.
1018         (output_addressed_constants): Likewise.
1019
1020         PR middle-end/52999
1021         * varasm.c (get_section): Don't ICE for section conflicts with
1022         built-in section kinds.
1023
1024 2012-04-23  David Edelsohn  <dje.gcc@gmail.com>
1025
1026         * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1027
1028 2012-04-23  Georg-Johann Lay  <avr@gjlay.de>
1029
1030         * doc/extend.texi (AVR Named Address Spaces): Fix typos.
1031
1032 2012-04-23  Richard Guenther  <rguenther@suse.de>
1033
1034         PR c/53060
1035         * c-typeck.c (build_binary_op): Fix typo.
1036
1037 2012-04-23  Jakub Jelinek  <jakub@redhat.com>
1038
1039         PR tree-optimizations/52891
1040         * tree-vect-patterns.c (adjust_bool_pattern): Use
1041         build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
1042         but with non-standard precision.
1043
1044 2012-04-22  Ian Lance Taylor  <iant@google.com>
1045
1046         * godump.c (go_output_typedef): Dump size of structs.
1047
1048 2012-04-20  Ulrich Weigand  <ulrich.weigand@linaro.org>
1049
1050         Backport from mainline:
1051
1052         * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1053         hints for 'A' operand types.
1054
1055 2012-04-19  Georg-Johann Lay  <avr@gjlay.de>
1056
1057         Backport from 2012-04-19 mainline r186588.
1058
1059         PR target/53033
1060         * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1061         the case *(X+const).
1062
1063 2012-04-18  Uros Bizjak  <ubizjak@gmail.com>
1064
1065         * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1066
1067 2012-04-17  Uros Bizjak  <ubizjak@gmail.com>
1068
1069         PR target/53020
1070         * config/i386/sync.md (atomic_<code><mode>): Rename to
1071         atomic_<logic><mode>.
1072
1073 2012-04-16  Uros Bizjak  <ubizjak@gmail.com>
1074
1075         Backport from mainline
1076         2012-04-12  Uros Bizjak  <ubizjak@gmail.com>
1077
1078         PR target/52932
1079         * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1080         argument type to __m256i.  Update call to __builtin_ia32_permvarsf256.
1081         * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
1082         (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1083         * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1084         Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1085         (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1086         gen_avx2_permvarv8sf.
1087
1088 2012-04-16  Martin Jambor  <mjambor@suse.cz>
1089
1090         Backported from mainline
1091
1092         2012-04-13  Martin Jambor  <mjambor@suse.cz>
1093         PR middle-end/52939
1094
1095         * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1096         fold_ctor_reference returns a zero constant.
1097
1098 2012-04-13  H.J. Lu  <hongjiu.lu@intel.com>
1099
1100         Backported from mainline
1101         2012-04-13  H.J. Lu  <hongjiu.lu@intel.com>
1102
1103         * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1104         and __ILP32__ for x32.
1105
1106 2012-04-13  Tom de Vries  <tom@codesourcery.com>
1107
1108         Backport from mainline r186418.
1109
1110         2012-04-13  Tom de Vries  <tom@codesourcery.com>
1111
1112         * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1113         parameters vuse and vuse_escaped.
1114         (find_duplicate): Init vuse1, vuse2 and vuse_escaped.  Pass to
1115         gsi_advance_bw_nondebug_nonlocal.  Return if vuse_escaped and
1116         vuse1 != vuse2.
1117
1118 2012-04-13  Richard Guenther  <rguenther@suse.de>
1119
1120         PR tree-optimization/52969
1121         * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1122         the condition for the COND_EXPR and handle predicate negation
1123         by swapping the COND_EXPR arms.
1124
1125 2012-04-13  Richard Guenther  <rguenther@suse.de>
1126
1127         PR c/52862
1128         * convert.c (convert_to_pointer): Remove special-casing of
1129         zero.
1130
1131 2012-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
1132
1133         Backport from mainline
1134         2012-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
1135
1136         PR target/52775
1137         * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1138         the list of options to enable the FCFID instruction.
1139         (TARGET_EXTRA_BUILTINS): Adjust comment.
1140
1141 2012-04-12  Richard Guenther  <rguenther@suse.de>
1142
1143         PR tree-optimization/52943
1144         * tree-chrec.h (chrec_is_positive): Remove.
1145         * tree-scalar-evolution.c (chrec_is_positive): Move ...
1146         * tree-data-ref.c (chrec_is_positive): ... here.  Make static.
1147         Return false for a constant zero instead of negative.
1148         (analyze_siv_subscript_cst_affine): Handle zero difference
1149         in the initial condition explicitely.
1150
1151 2012-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1152
1153         PR middle-end/52894
1154         * varasm.c (process_pending_assemble_externals): Set
1155         pending_assemble_externals_processed true.
1156         (assemble_external): Call assemble_external_real if the pending
1157         assemble externals have been processed.
1158
1159 2012-04-09  Eric Botcazou  <ebotcazou@adacore.com>
1160
1161         PR target/52717
1162         * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
1163         the DECL generated for the special GOT helper.
1164
1165 2012-04-06  Walter Lee  <walt@tilera.com>
1166
1167         Backport from mainline
1168         2012-03-07  Walter Lee  <walt@tilera.com>
1169
1170         * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
1171         REG_CFA_* notes for the stack pointer.
1172         (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
1173         EH_RETURN_STACKADJ_RTX.
1174         * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
1175         generate REG_CFA_* notes for the stack pointer.
1176         (tilepro_expand_epilogue): Restore stack pointer by adjusting it
1177         by EH_RETURN_STACKADJ_RTX.
1178
1179 2012-04-06  Matt Turner  <mattst88@gmail.com>
1180
1181         * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
1182
1183 2012-04-06  Eric Botcazou  <ebotcazou@adacore.com>
1184
1185         * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
1186         of the destination isn't also a FP_REGS register.
1187
1188 2012-04-03  Richard Guenther  <rguenther@suse.de>
1189
1190         Backport from mainline
1191         2012-03-02  Richard Guenther  <rguenther@suse.de>
1192
1193         PR tree-optimization/52406
1194         * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
1195         (struct indices): Add unconstrained_base member.
1196         (struct dr_alias): Remove unused vops member.
1197         (DR_UNCONSTRAINED_BASE): New define.
1198         * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1199         add indices to allow their disambiguation.  Make DR_BASE_OBJECT
1200         be an artificial access that covers the whole indexed object,
1201         or mark it with DR_UNCONSTRAINED_BASE if we cannot do so.  Canonicalize
1202         plain decl base-objects to their MEM_REF variant.
1203         (dr_may_alias_p): When the base-object of either data reference
1204         has unknown size use only points-to information.
1205         (compute_affine_dependence): Make dumps easier to read and
1206         more verbose.
1207         * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1208         DR_REF when looking for packed references.
1209         (vect_supportable_dr_alignment): Likewise.
1210
1211 2012-04-03  Richard Guenther  <rguenther@suse.de>
1212
1213         Backport from mainline
1214         2012-03-15  Richard Guenther  <rguenther@suse.de>
1215
1216         PR middle-end/52580
1217         * tree-data-ref.c (subscript_dependence_tester_1): Check
1218         all dimensions for non-conflicting access functions.
1219
1220 2012-04-03  Richard Guenther  <rguenther@suse.de>
1221
1222         Backport from mainline
1223         2012-03-06  Richard Guenther  <rguenther@suse.de>
1224
1225         PR middle-end/52493
1226         * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1227
1228         2012-03-23  Richard Guenther  <rguenther@suse.de>
1229
1230         PR tree-optimization/52678
1231         * tree-vectorizer.h (struct _stmt_vec_info): Add
1232         loop_phi_evolution_part member.
1233         (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1234         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1235         STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1236         * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1237         Use the cached evolution part and the PHI nodes value from
1238         the loop preheader edge instead of re-analyzing the evolution.
1239
1240         2012-03-26  Richard Guenther  <rguenther@suse.de>
1241
1242         PR tree-optimization/52701
1243         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1244         compute and set the evolution part of PHI nodes.
1245
1246         2012-03-30  Richard Guenther  <rguenther@suse.de>
1247
1248         PR tree-optimization/52754
1249         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1250         propagate arbitrary addresses into really plain dereferences.
1251
1252 2012-04-03  Jakub Jelinek  <jakub@redhat.com>
1253
1254         PR tree-optimization/52835
1255         * tree-data-ref.c (build_rdg): Return NULL if
1256         compute_data_dependences_for_loop failed.
1257
1258 2012-03-31  Eric Botcazou  <ebotcazou@adacore.com>
1259
1260         * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1261         (stmt_can_make_abnormal_goto): Use it.
1262         (is_ctrl_altering_stmt): Likewise.
1263
1264 2012-03-31  Martin Jambor  <mjambor@suse.cz>
1265
1266         Backported from mainline
1267         2012-03-30  Martin Jambor  <mjambor@suse.cz>
1268
1269         * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1270         is a builtin_stack_save in a dominating BB.
1271
1272 2012-03-29  Uros Bizjak  <ubizjak@gmail.com>
1273
1274         * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1275         crossing 128bit lane boundary.
1276
1277 2012-03-29  Uros Bizjak  <ubizjak@gmail.com>
1278
1279         Backported from mainline
1280         2012-03-27  Uros Bizjak  <ubizjak@gmail.com>
1281
1282         PR target/52698
1283         * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1284         New prototype.
1285         * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1286         * config/i386/i386.c: Include reload.h.
1287         (ix86_legitimize_reload_address): New function.
1288
1289 2012-03-28  Martin Jambor  <mjambor@suse.cz>
1290
1291         Backported from mainline
1292         2012-03-27  Martin Jambor  <mjambor@suse.cz>
1293
1294         PR middle-end/52693
1295         * tree-sra.c (sra_modify_assign): Do not call
1296         load_assign_lhs_subreplacements when working with an unscalarizable
1297         region.
1298
1299 2012-03-28  Jakub Jelinek  <jakub@redhat.com>
1300
1301         PR middle-end/52691
1302         * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1303         __builtin_va_start to __builtin_next_arg if the latter is
1304         builtin_decl_explicit_p rather than when it is not.
1305
1306         PR middle-end/52750
1307         * tree-vect-generic.c (vector_element): Perform multiplication
1308         for pos in bitsizetype type instead of idx type.
1309
1310 2012-03-28  Georg-Johann Lay  <avr@gjlay.de>
1311
1312         Backport from 2012-03-28 mainline r185910.
1313
1314         PR target/52692
1315         * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1316         (avr_builtin_decl): New static function.
1317         (struct avr_builtin_description, avr_bdesc): Move up.
1318         Add GTY marker. Add field fndecl. Remove redundant field id.
1319         (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1320         (avr_expand_builtin): Code cleanup because .id is removed.
1321
1322 2012-03-28  Aurelien Buhrig  <aurelien.buhrig.gcc@gmail.com>
1323
1324         PR middle-end/51893
1325         * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1326         targets.
1327
1328 2012-03-28  Georg-Johann Lay  <avr@gjlay.de>
1329
1330         Backport from 2012-03-28 mainline r185907.
1331
1332         PR target/52737
1333         * config.gcc (tm_file): Remove avr/multilib.h.
1334
1335         * doc/invoke.texi (AVR Options): Adjust
1336         documentation of -mtiny-stack.
1337
1338         * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1339         (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1340         * config/avr/t-avr: Remove generation of multilib.h.
1341         * config/avr/t-multilib: Regenerate.
1342         * config/avr/multilib.h: Remove.
1343         * config/avr/avr.opt (-msp8): New option.
1344         (avr_sp8): New variable.
1345         * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1346         * config/avr/avr.h (AVR_HAVE_SPH): New define.
1347         (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1348         (avr_device_to_sp8): New prototype.
1349         (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1350         (DRIVER_SELF_SPECS): New define.
1351         * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1352         __AVR_SP8__, __AVR_HAVE_SPH__.
1353         * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1354         AVR_HAVE_8BIT_SP to decide if SP_H is present.
1355         (avr_file_start): Ditto.
1356
1357 2012-03-28  Jakub Jelinek  <jakub@redhat.com>
1358
1359         PR target/52736
1360         * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1361         instead of 8 in adjust_address.
1362
1363 2012-03-27  Eric Botcazou  <ebotcazou@adacore.com>
1364
1365         * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1366         of a unit before computing the offset in units.
1367
1368 2012-03-27  Richard Guenther  <rguenther@suse.de>
1369
1370         PR middle-end/52720
1371         * fold-const.c (try_move_mult_to_index): Handle &x.array more
1372         explicitely.
1373
1374 2012-03-24  Eric Botcazou  <ebotcazou@adacore.com>
1375
1376         PR target/52610
1377         * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1378
1379 2012-03-24  Steven Bosscher  <steven@gcc.gnu.org>
1380
1381         PR middle-end/52640
1382         * varasm.c: Include pointer-set.h.
1383         (pending_assemble_externals_set): New pointer set.
1384         (process_pending_assemble_externals): Destroy the pointer set.
1385         (assemble_external): See if decl is in pending_assemble_externals_set,
1386         and add it to pending_assemble_externals if necessary.
1387         (init_varasm_once): Allocate pending_assemble_externals_set.
1388
1389 2012-03-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
1390
1391         Backported from mainline
1392         2012-03-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
1393
1394         PR target/50310
1395         * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1396         UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1397         (vector_ltgt<mode>): Likewise.
1398         (vector_ordered<mode>): Likewise.
1399         (vector_unordered<mode>): Likewise.
1400         * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1401
1402 2012-03-23  Joern Rennecke  <joern.rennecke@embecosm.com>
1403
1404         * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1405         Make static.
1406
1407 2012-03-22  Kaz Kojima  <kkojima@gcc.gnu.org>
1408
1409         Backported from mainline
1410         2012-03-02  Kaz Kojima  <kkojima@gcc.gnu.org>
1411
1412         PR target/48596
1413         PR target/48806
1414         * config/sh/sh.c (sh_register_move_cost): Increase cost between
1415         GENERAL_REGS and FP_REGS for SImode.
1416
1417 2012-03-22  Jakub Jelinek  <jakub@redhat.com>
1418
1419         PR middle-end/52547
1420         * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1421         on any new_local_var_chain vars declared during recursing on
1422         GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1423
1424 2012-03-22  Georg-Johann Lay  <avr@gjlay.de>
1425
1426         Backport from 2012-03-22 mainline r185692.
1427
1428         PR target/52496
1429         * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1430         (unspecv): Add UNSPECV_MEMORY_BARRIER.
1431         (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1432         (delay_cycles_1, delay_cycles_2): Ditto.
1433         (delay_cycles_3, delay_cycles_4): Ditto.
1434         (nopv, *nopv): Ditto.
1435         (sleep, *sleep): Ditto.
1436         (wdr, *wdr): Ditto.
1437
1438         Backport from 2012-03-21 mainline r185605.
1439
1440         PR rtl-optimization/52543
1441         PR target/52461
1442         * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1443         * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1444         (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1445         (avr_load_libgcc_p): Restrict to __flash loads.
1446         (avr_out_lpm): Only handle 1-byte loads from __flash.
1447         (avr_load_lpm): New function.
1448         (avr_find_unused_d_reg): Remove.
1449         (avr_out_lpm_no_lpmx): Remove.
1450         (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1451         * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1452         (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1453         (load_<mode>, load_<mode>_clobber): New insns.
1454         (mov<mode>): For multi-byte move from non-generic
1455         16-bit address spaces: Expand to load_<mode> resp.
1456         load_<mode>_clobber.
1457         (load<mode>_libgcc): Remove expander.
1458         (split-lpmx): Remove split.
1459
1460         Backport from 2012-03-13 mainline r185329.
1461
1462         PR target/52488
1463         * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1464         offset (size) to a value the insns can deal with.
1465         (expand_epilogue): Ditto.
1466
1467         Backport from 2012-03-12 mainline r185256.
1468
1469         PR target/52499
1470         * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1471         type from reg_class_t to enum reg_class.
1472         * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1473
1474         Backport from 2012-03-12 mainline r185253.
1475
1476         PR target/52148
1477         * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1478         for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1479         r184615 from 2012-02-28.
1480
1481         Backport from 2012-03-08 mainline r185105.
1482
1483         * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1484         for constants in [-63,63].
1485
1486         Backport from 2012-03-08 mainline r185100.
1487
1488         PR target/52496
1489         * config/avr/avr.c (avr_mem_clobber): New static function.
1490         (avr_expand_delay_cycles): Add memory clobber operand to
1491         delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1492         * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1493         (enable_interrupt, disable_interrupt): New expander.
1494         (nopv, sleep, wdr): New expanders.
1495         (delay_cycles_1): Add memory clobber.
1496         (delay_cycles_2): Add memory clobber.
1497         (delay_cycles_3): Add memory clobber.
1498         (delay_cycles_4): Add memory clobber.
1499         (cli_sei): New insn from former "enable_interrupt",
1500         "disable_interrupt" with memory clobber.
1501         (*wdt): New insn from former "wdt" with memory clobber.
1502         (*nopv): Similar, but for "nopv".
1503         (*sleep): Similar, but for "sleep".
1504
1505         Backport from 2012-03-07 mainline r185043.
1506
1507         PR target/52484
1508         * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1509
1510         Backport from 2012-03-07 mainline r185032.
1511
1512         PR target/52506
1513         * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1514         to: RAMPZ, RAMPY, RAMPX, RAMPD.
1515         (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1516
1517         Backport from 2012-03-07 mainline r185031.
1518
1519         PR target/52505
1520         * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1521         from RAM.
1522         * config/avr/avr.md (xload_8): Adjust insn length.
1523
1524         Backport from 2012-03-07 mainline r185030.
1525
1526         PR target/52461
1527         * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1528         if RAMPZ affects reading from RAM.
1529
1530         Backport from 2012-03-05 mainline r184919.
1531
1532         * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1533
1534 2012-03-22  Georg-Johann Lay  <avr@gjlay.de>
1535
1536         Backport from mainline r185259.
1537
1538         PR other/52545
1539         * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1540         SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1541
1542 2012-03-22  Jakub Jelinek  <jakub@redhat.com>
1543
1544         Backported from mainline
1545         2012-03-13  Jakub Jelinek  <jakub@redhat.com>
1546
1547         PR c/52577
1548         * c-parser.c (c_parser_postfix_expression)
1549         <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1550
1551         * config/i386/smmintrin.h: Avoid /* within a comment.
1552         * config/i386/nmmintrin.h: Likewise.
1553
1554 2012-03-22  Richard Guenther  <rguenther@suse.de>
1555
1556         * BASE-VER: Set to 4.7.1.
1557         * DEV-PHASE: Set to prerelease.
1558
1559 2012-03-22  Release Manager
1560
1561         * GCC 4.7.0 released.
1562
1563 2012-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1564
1565         * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1566
1567 2012-03-15  Jakub Jelinek  <jakub@redhat.com>
1568             Andrew Pinski  <apinski@cavium.com>
1569
1570         PR middle-end/52592
1571         * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1572         BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1573         calls instead of __builtin_ir{int,ound}*.
1574
1575 2012-03-14  Jakub Jelinek  <jakub@redhat.com>
1576
1577         PR c++/52582
1578         * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1579         if c_node is NULL.
1580
1581 2012-03-13  Joseph Myers  <joseph@codesourcery.com>
1582
1583         * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1584         Refer to GCC 4.7 version of c99status.html.
1585
1586 2012-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
1587
1588         Backport from mainline
1589         2012-03-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
1590
1591         * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1592         redefine to be NULL if the current bit-size is different from the
1593         configured bit-size.
1594
1595         * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1596         cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1597         set the default tuning.  Add asserts to make sure the cpu and tune
1598         indexes are defined.  Fix tests for cpu/tune index to use >= 0 to
1599         test whether the index is set, instead of > 0.
1600         (rs6000_file_start): Do not reset the default cpu if the current
1601         bit-size is different from the configured bit-size.
1602
1603 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1604
1605         * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1606         binutils reference.
1607         (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1608         Update binutils references.
1609         (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1610         Update binutils reference.
1611         Update Sun as/GNU ld caveat.
1612         Document binutils largefile requirement for LTO plugin.
1613         Remove reference to alternate libpthread.
1614
1615 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1616
1617         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1618         reference.
1619         (Specific, mips-sgi-irix6): Likewise.
1620
1621 2012-03-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1622
1623         * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1624         * configure: Regenerate.
1625
1626 2012-03-07  Richard Henderson  <rth@redhat.com>
1627
1628         * config/m68k/m68k.h (ISA_HAS_TAS): New.
1629         * config/m68k/sync.md (atomic_test_and_set): Use it.
1630         (atomic_test_and_set_1): Likewise.
1631
1632 2012-03-07  Ralf Cors├ępius  <ralf.corsepius@rtems.org>
1633
1634         PR target/51417
1635         * Makefile.in: Let install-gcc-ar depend on installdirs,
1636         gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1637         Don't double canonicalize if cross-compiling.
1638
1639 2012-03-06  Aldy Hernandez  <aldyh@redhat.com>
1640
1641         * trans-mem.c: New typedef for tm_region_p.
1642         Define vector types for tm_region_p.
1643         (tm_region_init): Replace region_worklist to a vector called
1644         bb_regions.
1645
1646 2012-03-06  Aldy Hernandez  <aldyh@redhat.com>
1647
1648         PR middle-end/52463
1649         * trans-mem.c (tm_region_init): Use last_basic_block.
1650
1651 2012-03-05  Richard Henderson  <rth@redhat.com>
1652
1653         PR tree-opt/52242
1654         Revert: 2011-11-26  Richard Henderson  <rth@redhat.com>
1655         * omp-low.c (expand_omp_atomic): Assume anything aligned to
1656         BIGGEST_ALIGNMENT is aligned.
1657
1658 2012-03-05  Oleg Endo  <olegendo@gcc.gnu.org>
1659
1660         * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1661
1662 2012-03-05  Richard Henderson  <rth@redhat.com>
1663
1664         PR target/52481
1665         * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1666         instead of calling negqi2 directly.
1667
1668 2012-03-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1669
1670         * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1671         (INTMAX_TYPE): Use it.
1672         (UINTMAX_TYPE): Likewise.
1673         (SUBTARGET_OVERRIDE_OPTIONS): Define.
1674         (irix6_c_common_override_options): Declare.
1675         (C_COMMON_OVERRIDE_OPTIONS): Define.
1676         * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1677         * config/mips/irix6-c.c: New file.
1678         * config/mips/t-irix6 (irix6-c.o): New target.
1679         * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1680         cxx_target_objs.
1681
1682 2012-03-02  Richard Henderson  <rth@redhat.com>
1683
1684         * optabs.c (expand_atomic_test_and_set): Honor
1685         atomic_test_and_set_trueval even when atomic_test_and_set
1686         optab is not in use.
1687
1688 2012-03-02  Peter Bergner  <bergner@vnet.ibm.com>
1689
1690         Backport from mainline
1691         2012-03-02  Peter Bergner  <bergner@vnet.ibm.com>
1692
1693         * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1694
1695 2012-03-02  Richard Guenther  <rguenther@suse.de>
1696
1697         * DEV-PHASE: Set to prerelease.
1698
1699 2012-03-01  Richard Earnshaw  <rearnsha@arm.com>
1700
1701         * config.gcc (obsolete): Add all ARM targets using the FPA.
1702         (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1703         * doc/install.texi: Avoid references to obsolete ARM ports.
1704
1705 2012-03-01  Joern Rennecke  <joern.rennecke@embecosm.com>
1706
1707         * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1708
1709 2012-03-01  Jeremy Bennett  <jeremy.bennett@embecosm.com>
1710             Joern Rennecke  <joern.rennecke@embecosm.com>
1711
1712         * doc/extend.texi: Expand and update information on interrupt
1713         attribute for Epiphany.
1714
1715 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
1716
1717         * config/sh/sh-protos.h: Update copyright notice dates.
1718         * config/sh/sh.h: Likewise.
1719         * config/sh/sh.md: Likewise.
1720         * config/sh/constraints.md: Likewise.
1721         * config/sh/predicates.md: Likewise.
1722
1723 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
1724
1725         * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1726         * config/sh/sh.c (tertiary_reload_operand): Likewise.
1727
1728 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
1729
1730         * config/sh/constraints.md: Fix comment typo.
1731
1732 2012-03-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1733
1734         PR target/52408
1735         * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1736         unsigned HOST_WIDE_INT.
1737         (zvdep_imm64): Likewise.
1738         (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1739         (vdepi_and): Likewise.
1740         Likewise for unamed 64-bit patterns.
1741         * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1742
1743 2012-03-01  Alexandre Oliva  <aoliva@redhat.com>
1744
1745         PR debug/52001
1746         PR rtl-optimization/52417
1747         * cselib.c (cselib_any_perm_equivs): New variable.
1748         (cselib_reset_table): Check that it's not set when not
1749         preserving constants.
1750         (cselib_add_permanent_equiv): Set it.
1751         (cselib_have_permanent_equivalences): New.
1752         (cselib_init, cselib_finish): Reset it.
1753         * cselib.h (cselib_have_permanent_equivalences): Declare.
1754         * alias.c (get_addr): Restore earlier behavior when there
1755         aren't permanent equivalences.
1756
1757 2012-03-01  Steven Bosscher  <steven@gcc.gnu.org>
1758
1759         * config/mn10300/mn10300-modes.def: Fix copyright notice.
1760         * config/v850/v850-modes.def: Fix copyright notice.
1761
1762 2012-03-01  Georg-Johann Lay  <avr@gjlay.de>
1763
1764         * doc/extend.texi (AVR Built-in Functions): Document
1765         __builtin_avr_flash_segment.
1766
1767         * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1768         * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1769         (*split.flash_segment): New insn-and-split.
1770         * config/avr/avr.c (avr_init_builtins): Add local variables:
1771         const_memx_void_node, const_memx_ptr_type_node,
1772         char_ftype_const_memx_ptr.
1773
1774 2012-03-01  Jakub Jelinek  <jakub@redhat.com>
1775
1776         PR tree-optimization/52445
1777         * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1778         add ssa_name_ver, offset and size fields and change store field
1779         to bool.
1780         (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1781         (add_or_mark_expr): Likewise.  Only consider previous stores
1782         with the same size and offset.
1783         (nt_init_block): Only look at gimple_assign_single_p stmts,
1784         doesn't look at rhs2.
1785
1786 2012-03-01  Richard Guenther  <rguenther@suse.de>
1787
1788         PR middle-end/52443
1789         * tree-cfg.c (verify_gimple_assign_unary): Allow any
1790         conversions from integral types to pointer types.
1791
1792 2012-03-01  Georg-Johann Lay  <avr@gjlay.de>
1793
1794         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1795         defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1796         unintentionally removed in r184616.
1797
1798 2012-03-01  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
1799
1800         * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1801         3DNow from bdver1.
1802
1803 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
1804             Uros Bizjak  <ubizjak@gmail.com>
1805
1806         PR target/52437
1807         * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1808         alternatives, add "e" constraint to the new last alternative
1809         and ! to last 3 alternatives.
1810
1811 2012-02-29  Eric Botcazou  <ebotcazou@adacore.com>
1812
1813         * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1814         DW_AT_artificial attributes at the end of the processing.
1815         (gen_array_type_die): Likewise.
1816         (gen_enumeration_type_die): Likewise.
1817         (gen_struct_or_union_type_die): Likewise.
1818         (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1819         the parent type.
1820
1821 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
1822
1823         PR middle-end/52419
1824         * expr.c (expand_assignment): If doing misaligned store that doesn't
1825         cover all mode bits, perform a RMW cycle.
1826
1827         PR tree-optimization/52429
1828         * tree-parloops.c (separate_decls_in_region_debug): Return early
1829         if var is LABEL_DECL.
1830
1831 2012-02-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1832
1833         PR tree-optimization/52424
1834         * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1835         calling dom_thread_across_edge.
1836
1837 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
1838
1839         * config/avr/avr.c: Move definition of TARGET macros to end of file.
1840
1841 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
1842
1843         * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1844         * config/avr/avr.c (avr_output_bld): Remove unused function.
1845         (avr_out_sbxx_branch): Use "%T" to print bit position.
1846
1847 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
1848
1849         * config/avr/avr.md: Untabify.
1850
1851 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
1852
1853         * config/avr/avr.md (eqne): New code iterator.
1854         (*dec-and-branchsi): Use it in text peephole's condition.
1855         (*dec-and-branchhi): Ditto.
1856         (*dec-and-branchqi): Ditto.
1857
1858 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
1859
1860         PR target/49939
1861         * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1862         the device does not have the skip-bug.
1863
1864 2012-02-29  Oleg Endo  <olegendo@gcc.gnu.org>
1865
1866         * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1867         (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1868         -mpretend-cmove): New.
1869
1870 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
1871
1872         PR bootstrap/52397
1873         * df.h (struct df_d): Adjust comment that hard_regs_live_count
1874         doesn't count DEBUG_INSN refs.
1875         * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1876         for DEBUG_INSN refs.
1877
1878 2012-02-28  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1879
1880         Partially revert:
1881
1882         2012-02-20  Richard Guenther  <rguenther@suse.de>
1883         PR tree-optimization/52298
1884         * tree-vect-stmts.c (vectorizable_load): Properly use
1885         STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1886         outer loops.
1887
1888 2012-02-28  Aldy Hernandez  <aldyh@redhat.com>
1889
1890         PR middle-end/51752
1891         * gimple.h (gimple_in_transaction): New.
1892         (gimple_set_in_transaction): New.
1893         (struct gimple_statement_base): Add in_transaction field.
1894         * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1895         transaction loads.
1896         (tree_ssa_lim_initialize): Compute transaction bits.
1897         * tree.h (compute_transaction_bits): Protoize.
1898         * trans-mem.c (tm_region_init): Use the heap to store BB
1899         auxilliary data.
1900         (compute_transaction_bits): New.
1901
1902 2012-02-28  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1903
1904         * gcc.c (display_help): Document --help=common and sort entries
1905         alphabetically.
1906
1907 2012-02-28  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1908
1909         * doc/install.texi: Document check-$LANG specific shortcuts
1910
1911 2012-02-28  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
1912
1913         PR target/51534
1914         * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1915         and vcgtu.
1916         * config/arm/arm_neon.h: Regenerate.
1917         * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1918         (neon_vcgeu): New insn.
1919         (neon_vcgtu): Likewise.
1920         * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1921         (ops): Unsigned comparison intrinsics call a different
1922         builtin.
1923
1924 2012-02-28  Richard Guenther  <rguenther@suse.de>
1925
1926         PR target/52407
1927         * config/i386/i386.c (ix86_expand_vector_set): Fix element
1928         ordering for the VEC_CONCAT for two element vectors for
1929         V2SFmode, V2SImode and V2DImode.
1930
1931 2012-02-28  Richard Earnshaw  <rearnsha@arm.com>
1932
1933         PR target/49448
1934         * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1935         detecting big-endian triplets.
1936
1937 2012-02-28  Richard Earnshaw  <rearnsha@arm.com>
1938
1939         * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1940         mode if there is no type information available.
1941
1942 2012-02-28  Thomas Koenig  <tkoenig@gcc.gnu.org>
1943
1944         PR tree-optimization/53207
1945         * doc/invoke.texi: Document as experimental and relying on graphite.
1946
1947 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
1948
1949         * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1950         of initializer to changes from r184614.
1951
1952 2012-02-28  Richard Guenther  <rguenther@suse.de>
1953
1954         PR tree-optimization/52395
1955         * tree-sra.c (build_ref_for_offset): Also look at the base
1956         TYPE_ALIGN when figuring out the alignment of the replacement.
1957
1958 2012-02-28  Richard Guenther  <rguenther@suse.de>
1959
1960         PR tree-optimization/52402
1961         * ipa-prop.c (ipa_modify_call_arguments): Properly use
1962         mis-aligned types when creating the accesses at the call site.
1963
1964 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
1965
1966         * config/avr/builtins.def: New file.
1967         * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1968         * config/avr/avr.c (enum avr_builtin_id): Use it.
1969         (avr_init_builtins): Use it. And use avr_bdesc.
1970         (bdesc_1arg): Remove.
1971         (bdesc_2arg): Remove.
1972         (bdesc_3arg): Remove.
1973         (struct avr_builtin_description): Add field n_args.
1974         (avr_bdesc): New static variable using builtins.def.
1975         (avr_expand_builtin): Use it.
1976         Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1977         (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1978         Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1979
1980 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
1981
1982         PR target/52148
1983         * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1984         match only one single hard register with respective hard reg rtx.
1985         (movmemx_<mode>): Ditto.
1986         * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1987         insn anatomy of movmem[x]_<mode>.
1988         (avr_out_movmem): Same for printing assembler and operand usage.
1989
1990 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
1991
1992         PR target/49868
1993         PR target/52261
1994         * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1995         address spaces located outside of device flash.
1996
1997         * config/avr/avr.h (base_arch_s): Remove field n_segments.
1998         (mcu_type_s): Add field n_flash.
1999         * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
2000         Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
2001         (AVR_MCU): Add N_FLASH argument.
2002         * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
2003         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
2004         macro __FLASH<n> if that address space makes sense for the device.
2005         * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
2006         outside of target flash.
2007         (avr_asm_named_section): Ditto.
2008         (avr_asm_select_section): Ditto.
2009         (avr_addr_space_convert): Ditto.
2010         (avr_emit_movmemhi): Ditto.
2011         (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
2012         address space is outside of device flash.
2013         (avr_insert_attributes): Ditto.
2014         (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2015         avr_current_arch->n_segments.
2016
2017 2012-02-27  H.J. Lu  <hongjiu.lu@intel.com>
2018
2019         PR target/52352
2020         * config/i386/i386.md (*movabs<mode>_1): Enable only for
2021         TARGET_LP64.
2022         (*movabs<mode>_2): Likewise.
2023
2024 2012-02-27  Jakub Jelinek  <jakub@redhat.com>
2025
2026         PR target/52375
2027         * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
2028         s_register_operand in the test instead of REG_P.  Don't call
2029         gen_reg_rtx if it won't be used.
2030
2031         PR tree-optimization/52376
2032         * ipa-split.c (split_function): Ignore CLOBBER stmts.
2033
2034 2012-02-27  Stuart Henderson  <shenders@gcc.gnu.org>
2035
2036         * ifcvt.c (noce_get_condition): Check condition variable is not
2037         small_register_classes_for_mode_p before accepting.
2038
2039 2012-02-27  Uros Bizjak  <ubizjak@gmail.com>
2040
2041         * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
2042
2043 2012-02-27  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
2044
2045         Revert:
2046         2012-01-09  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
2047         * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2048         tuning parameters.
2049         * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2050
2051 2012-02-27  Oleg Endo  <olegendo@gcc.gnu.org>
2052
2053         * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
2054
2055 2012-02-26  Oleg Endo  <olegendo@gcc.gnu.org>
2056
2057         * config/sh/predicates.md: Remove blank lines.
2058         * config/sh/sh.c: Fix typos in comments.
2059         * config/sh/constraints.md: Likewise.
2060         * config/sh/sh.md: Remove blank lines.
2061         Fix typos in comments.  Use ;; as comment characters.
2062
2063 2012-02-26  Walter Lee  <walt@tilera.com>
2064
2065         * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
2066         (replace_mov_pcrel_step2): Ditto.
2067
2068 2012-02-25  Alexandre Oliva  <aoliva@redhat.com>
2069
2070         PR debug/52001
2071         * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
2072         (get_addr): Walk canonical value's locs.  Avoid returning VALUEs
2073         and locs that reference values newer than the non-canonical value
2074         at hand.  Return the canonical value as a worst case.
2075         (memrefs_conflict_p): Walk canonical value's locs.
2076
2077         PR debug/52001
2078         * cselib.c (preserve_only_constants): Rename to...
2079         (preserve_constants_and_equivs): ... this.  Split out...
2080         (invariant_or_equiv_p): ... this.  Preserve plus expressions
2081         of other preserved expressions too.
2082         (cselib_reset_table): Adjust.
2083         * var-tracking.c (reverse_op): Use canonical value to build
2084         reverse operation.
2085
2086 2012-02-23  Kai Tietz  <ktietz@redhat.com>
2087
2088         * config/i386/i386.c (ix86_delegitimize_address): Handle
2089         UNSPEC_PCREL plus displacement.
2090
2091 2012-02-24  Georg-Johann Lay  <avr@gjlay.de>
2092
2093         PR target/52261
2094         * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
2095         to test for unusedness in st X addressing.
2096
2097 2012-02-24  Richard Guenther  <rguenther@suse.de>
2098
2099         PR middle-end/52361
2100         * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
2101         (is_gimple_reg_type): Move inline ...
2102         * gimple.h (is_gimple_reg_type): ... here.
2103
2104 2012-02-24  Richard Guenther  <rguenther@suse.de>
2105
2106         PR middle-end/52361
2107         * passes.c (execute_function_todo): When verifying SSA form
2108         verify gimple form first.
2109         * tree-ssa.c (verify_ssa): Do not verify gimple form here.
2110
2111 2012-02-24  Richard Guenther  <rguenther@suse.de>
2112
2113         PR middle-end/52355
2114         * fold-const.c (fold_addr_of_array_ref_difference): New function.
2115         (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
2116
2117 2012-02-13  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
2118
2119         * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
2120
2121 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
2122
2123         * tree-phinodes.c (make_phi_node): Mark static.
2124         * tree-flow.h (make_phi_node): Remove extern decl.
2125         * doc/gimple.texi (make_phi_node): Remove documentation.
2126
2127 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
2128
2129         * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
2130         * tree-ssa-sccvn.c (print_scc): Ditto.
2131
2132 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
2133
2134         * doc/passes.texi (Full redundancy elimination): Fix typo.
2135
2136 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
2137
2138         * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
2139
2140 2012-02-23  Eric Botcazou  <ebotcazou@adacore.com>
2141
2142         PR bootstrap/52287
2143         * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
2144
2145 2012-02-23  Uros Bizjak  <ubizjak@gmail.com>
2146
2147         PR c/52290
2148         * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
2149
2150 2012-02-23  Georg-Johann Lay  <avr@gjlay.de>
2151
2152         * config/avr/avr.md (code_stdname): Add ior, xor.
2153         (xior): New code iterator.
2154         (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
2155         (*<code_stdname><mode>qi.byte1-3): Ditto.
2156
2157 2012-02-23  Jakub Jelinek  <jakub@redhat.com>
2158
2159         PR tree-optimization/52019
2160         * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
2161         CLOBBER stmts.
2162
2163 2012-02-23  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2164
2165         * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
2166         HAVE_INITFINI_ARRAY to work around namespace pollution in
2167         certain versions of newlib system headers.
2168         * config.in: Regenerate.
2169         * configure: Regenerate.
2170         * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
2171         instead of HAVE_INITFINI_ARRAY.
2172
2173 2012-02-22  Uros Bizjak  <ubizjak@gmail.com>
2174
2175         PR target/52330
2176         * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
2177         is not offsettable memory reference.
2178
2179 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
2180
2181         PR target/18145
2182         * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
2183         setting avr_need_clear_bss_p for __gnu_lto* symbols.
2184
2185 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
2186
2187         * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
2188         * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
2189
2190 2012-02-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2191
2192         * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
2193         library on Solaris 8 even without TLS support.
2194         * configure: Regenerate.
2195
2196 2012-02-22  Richard Guenther  <rguenther@suse.de>
2197
2198         PR middle-end/52329
2199         * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2200         for GIMPLE_DEBUG stmts.
2201
2202 2012-02-22  Martin Jambor  <mjambor@suse.cz>
2203
2204         PR middle-end/51782
2205         * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2206         according to the base object.
2207
2208 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
2209
2210         PR rtl-optimization/50063
2211         * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2212         and 2 (8-bit SP) in operand 2.
2213         * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2214         setup to use movhi_sp_r instead of vanilla move to write SP.
2215         Adjust REG_CFA notes to superseed unspec.
2216         (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2217         of vanilla move.
2218         As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2219         known to be off) only with TARGET_NO_INTERRUPTS. Never use
2220         irq_state 1 (IRQ known to be on) here.
2221
2222 2012-02-21  Bernd Schmidt  <bernds@codesourcery.com>
2223
2224         * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2225         WORDS_BIG_ENDIAN.
2226         * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2227         assign_hard_reg): Likewise.
2228
2229 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
2230
2231         * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2232
2233 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
2234
2235         * config/avr/avr.md
2236         (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2237         (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2238
2239 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
2240
2241         * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2242         prototype from here to...
2243         * config/avr/avr.h: ...here.
2244
2245 2012-02-21  Richard Earnshaw  <rearnsha@arm.com>
2246
2247         PR target/52294
2248         * thumb2.md (thumb2_shiftsi3_short): Split register and
2249         immediate shifts.  For register shifts tie operands 0 and 1.
2250         (peephole2 for above): Check that register-controlled shifts
2251         have suitably tied operands.
2252
2253 2012-02-21  Quentin Neill  <quentin.neill@amd.com>
2254
2255         PR target/52137
2256         * config/i386/bdver1.md (bdver1_call, bdver1_push,
2257         bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2258         bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2259         bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2260         bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2261         bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2262         bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2263         bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2264         bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2265         bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2266         bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2267         bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2268         bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2269         bdver1_ssevector_avx256_unaligned_load,
2270         bdver1_ssevector_sse128_unaligned_load,
2271         bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2272         bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2273         bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2274         bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2275         bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2276         bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2277         bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2278         bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2279         bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2280         bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2281         bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2282         bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2283         bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2284         bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2285         bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2286         bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2287         bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2288         bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2289         bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2290         bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2291         bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2292         bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2293         bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2294         bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2295         bdver1_ssediv_double_load, bdver1_ssediv_double,
2296         bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2297         Add "bdver2" attribute.
2298
2299 2012-02-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2300
2301         * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2302         default if possible and not specified otherwise.
2303
2304 2012-02-21  Richard Guenther  <rguenther@suse.de>
2305
2306         PR middle-end/52314
2307         * gimplify.c (create_tmp_from_val): Use the main variant type
2308         for the type of the temporary we create.
2309
2310 2012-02-21  Richard Guenther  <rguenther@suse.de>
2311
2312         PR tree-optimization/52324
2313         * gimplify.c (gimplify_expr): When re-gimplifying expressions
2314         do not gimplify a MEM_REF address operand if it is already
2315         in suitable form.
2316
2317 2012-02-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2318
2319         * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2320         TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2321
2322 2012-02-21  Richard Guenther  <rguenther@suse.de>
2323
2324         * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2325         nested_in_vect_loop.
2326
2327 2012-02-21  Jakub Jelinek  <jakub@redhat.com>
2328
2329         PR tree-optimization/52318
2330         * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2331         vdef also to non-pure/const call stmts in the sequence.
2332
2333 2012-02-20  David S. Miller  <davem@davemloft.net>
2334
2335         * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2336         don't use the "rd %pc" instruction on v9 for PIC register loads.
2337
2338 2012-02-20  Aldy Hernandez  <aldyh@redhat.com>
2339
2340         PR middle-end/52141
2341         * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2342         in a transaction safe function.
2343
2344 2012-02-20  Kai Tietz  <ktietz@redhat.com>
2345
2346         PR target/52238
2347         * stor-layout.c (place_field): Handle desired_align for
2348         ms-bitfields, too.
2349
2350 2012-02-20  Richard Guenther  <rguenther@suse.de>
2351
2352         PR tree-optimization/52298
2353         * tree-vect-stmts.c (vectorizable_store): Properly use
2354         STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2355         outer loops.
2356         (vectorizable_load): Likewise.
2357         * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2358         Access DR_STEP after ensuring it is not NULL.
2359
2360 2012-02-20  Jakub Jelinek  <jakub@redhat.com>
2361
2362         PR tree-optimization/52286
2363         * fold-const.c (fold_binary_loc): For (X & C1) | C2
2364         optimization use double_int_to_tree instead of build_int_cst_wide,
2365         rewrite to use double_int vars.
2366
2367 2012-02-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2368
2369         PR target/50166
2370         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2371         Define _start.
2372         Remove -e 0 from $gcc_cv_ld invocation.
2373         Only use __GLIBC_PREREQ if defined.
2374         Enable on Solaris since Solaris 8 patch.
2375         (gcc_SUN_LD_VERSION): New macro.
2376         * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2377         gcc_SUN_LD_VERSION for version number format.
2378         * configure: Regenerate.
2379         * varasm.c (get_elf_initfini_array_priority_section): Set
2380         SECTION_NOTYPE for non-default priority.
2381         Use get_section instead of get_unnamed_section to emit
2382         .init_array/.fini_array with default priority.
2383
2384 2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>
2385
2386         * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2387         (mips_get_tp): Set it.  Record that __mips16_rdhwr binds locally.
2388         (mips_start_unique_function, mips_output_mips16_rdhwr)
2389         (mips_code_end): New functions.
2390         (TARGET_ASM_CODE_END): Define.
2391
2392 2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>
2393
2394         * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2395         to stubs with non-sibling calls.
2396
2397 2012-02-18  Sandra Loosemore  <sandra@codesourcery.com>
2398
2399         * doc/invoke.texi (-fira-* options): Copy-edit.
2400         (ira-* parameters): Copy-edit.
2401
2402 2012-02-17  Sandra Loosemore  <sandra@codesourcery.com>
2403
2404         * doc/invoke.texi: Minor copy-edits to bring into conformance with
2405         GCC coding conventions.
2406
2407 2012-02-17  Sandra Loosemore  <sandra@codesourcery.com>
2408
2409         * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2410         when used as adjectives.
2411
2412 2012-02-16  Sandra Loosemore  <sandra@codesourcery.com>
2413
2414         * doc/invoke.texi: Clean up "that"/"which" confusion.
2415
2416 2012-02-17  Steven Bosscher  <steven@gcc.gnu.org>
2417
2418         * system.h: Poison SMALL_REGISTER_CLASSES
2419         * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2420         * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2421
2422 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
2423
2424         PR tree-optimization/52285
2425         * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2426         when deciding if a call is a tail call or tail recursion.
2427
2428 2012-02-16  Kai Tietz  <ktietz@redhat.com>
2429
2430         * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2431         interger-constant displacement for UNSPEC_PCREL.
2432
2433 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
2434
2435         PR rtl-optimization/52208
2436         * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2437         for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2438
2439         PR tree-optimization/52255
2440         * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2441         loop->header has virtual PHI, but exit_e->dest doesn't, add
2442         virtual PHI to exit_e->dest and adjust all uses after the loop.
2443
2444         PR debug/52260
2445         * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2446         children with clone_tree_hash, not after it.
2447
2448 2012-02-16  Iain Sandoe  <iains@gcc.gnu.org>
2449
2450         * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2451         extended identifiers.
2452
2453 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
2454
2455         PR middle-end/51929
2456         * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2457         a same_body_alias, also test whether e->callee isn't a former
2458         or current clone of the decl this is a same body alias of.
2459
2460         PR translation/52264
2461         * cgraphunit.c (verify_cgraph_node): Fix a typo.
2462
2463 2012-02-15  Sandra Loosemore  <sandra@codesourcery.com>
2464
2465         * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2466
2467 2012-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
2468
2469         PR target/52199
2470         * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2471         force_reg instead of copy_to_reg for better optimization.  Force
2472         non-register or memory operands into a register.
2473
2474 2012-02-15  Andrew MacLeod  <amacleod@redhat.com>
2475
2476         * extend.texi: Reserve upper bits of memory model for future use.
2477
2478 2012-01-15  Georg-Johann Lay  <avr@gjlay.de>
2479             Anatoly Sokolov <aesok@post.ru>
2480             Eric Weddington <eric.weddington@atmel.com>
2481
2482         PR target/52261
2483         * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2484         avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2485         Rewrite initializers for .macro.
2486         * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2487         avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2488         atxmega32d4, atxmega32x1.
2489         avrxmega4: atxmega64a3, atxmega64d3.
2490         avrxmega5: atxmega64a1, atxmega64a1u.
2491         avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2492         atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2493         avrxmega7: atxmega128a1, atxmega128a1u.
2494         * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2495         ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2496         (struct base_arch_s): Rename reserved to xmega_p.
2497         Rename reserved2 to have_rampd.
2498         (AVR_XMEGA): New define.
2499         (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2500         (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2501         * config/avr/predicates.md (io_address_operand): Take into
2502         account SFR offset.
2503         (low_io_address_operand): Ditto.
2504         (high_io_address_operand): Ditto.
2505         * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2506         (enabled, movhi_sp_r): Use them.
2507         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2508         cpp_define_formatted to built-in define __AVR_ARCH__.
2509         (__AVR_XMEGA__): New built-in define.
2510         (__AVR_HAVE_RAMPD__): New built-in define.
2511         (__AVR_HAVE_RAMPX__): New built-in define.
2512         (__AVR_HAVE_RAMPY__): New built-in define.
2513         (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2514
2515         * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2516         (avr_option_override): Initialize them.
2517         (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2518         (avr_init_expanders): Initialize them. No more block several calls.
2519         (emit_push_sfr): New static function.
2520         (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2521         Handle AVR_XMEGA.
2522         (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2523         (avr_print_operand): Print addreeses as symbols for
2524         RAMPX, RAMPY, RAMPD, CCP.
2525         (output_movhi): Handle AVR_XMEGA when writing to SP.
2526         (avr_out_movhi_mr_r_xmega): New static function.
2527         (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2528         (avr_file_start): Print symbol defines for __RAMPX__,  __RAMPY__,
2529         __RAMPD__,  __CCP__ as needed.
2530
2531         * config/avr/multilib.h: Regenerate.
2532         * config/avr/t-multilib: Regenerate.
2533         * config/avr/avr-tables.opt: Regenerate.
2534
2535 2012-02-15  Tobias Grosser <grosser@fim.uni-passau.de>
2536
2537         PR tree-optimization/50561
2538         * graphite-flattening.c (lst_project_loop): Do not
2539         remove old scattering dimensions after flattening.
2540         (lst_do_flatten): Likewise.
2541
2542 2012-02-15  Georg-Johann Lay  <avr@gjlay.de>
2543
2544         * doc/extend.texi (AVR Built-in Functions): Remove doc for
2545         __builtin_avr_map8, __builtin_avr_map16.
2546         Document __builtin_avr_insert_bits.
2547
2548         * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2549         (insert_bits): New insn.
2550         (adjust_len.map_bits): Rename to insert_bits.
2551         (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2552         * avr-protos.h (avr_out_map_bits): Remove.
2553         (avr_out_insert_bits, avr_has_nibble_0xf): New.
2554         * config/avr/constraints.md (Cxf,C0f): New.
2555         * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2556         defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2557         New built-in define __BUILTIN_AVR_INSERT_BITS.
2558         * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2559         (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2560         (avr_move_bits): Rewrite.
2561         (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2562         functions.
2563         (avr_map_op_t): New typedef.
2564         (avr_map_op): New static variable.
2565         (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2566         (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2567         (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2568         (bdesc_3arg, avr_expand_triop_builtin): New.
2569         (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2570         (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2571         (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2572         (avr_map_equal_p, avr_map_sig_p): Remove.
2573         (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2574         (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2575         (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2576         (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2577         (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2578         (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2579
2580 2012-02-14  Bernd Schmidt  <bernds@codesourcery.com>
2581
2582         * config/c6x/c6x.md (reserve_cycles): New attribute.
2583         * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2584         don't reserve functional units after the branch occurs.
2585
2586 2012-02-14  Aldy Hernandez  <aldyh@redhat.com>
2587
2588         PR middle-end/52142
2589         * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2590         functions into non-tm_pure functions.
2591
2592 2012-02-14  Eric Botcazou  <ebotcazou@adacore.com>
2593
2594         PR lto/52178
2595         * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2596         (iterative_hash_canonical_type): Likewise.
2597         * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2598         the dead edges.
2599
2600 2012-02-14  Bernd Schmidt  <bernds@codesourcery.com>
2601
2602         * haifa-sched.c (prune_ready_list): Ensure that if there is a
2603         sched-group insn, it either remains alone or the entire list is pruned.
2604
2605 2012-02-14  Jonathan Wakely  <jwakely.gcc@gmail.com>
2606
2607         * doc/install.texi (Prerequisites): Fix grammar.
2608         (Configuration): Likewise.
2609
2610 2012-02-14  Jonathan Wakely  <jwakely.gcc@gmail.com>
2611
2612         * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2613         MPC as part of GCC before describing configuring with --with-gmp etc.
2614         (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2615         sources are present.
2616
2617 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
2618
2619         PR debug/51950
2620         * dwarf2out.c (clone_tree_hash): New function.
2621         (copy_decls_walk): Use it instead of clone_tree.
2622
2623 2012-02-14  Richard Guenther  <rguenther@suse.de>
2624
2625         PR tree-optimization/52244
2626         PR tree-optimization/51528
2627         * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2628         replacements for integral types.
2629
2630 2012-02-14  Walter Lee  <walt@tilera.com>
2631
2632         * config.gcc: Handle tilegx and tilepro.
2633         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2634         tilegx and tilepro.
2635         Add HAVE_AS_TLS check for tilegx and tilepro.
2636         * configure: Regenerate.
2637         * doc/contrib.texi: Add Mat Hostetter and self.
2638         * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2639         Document instruction intrinsics and network accessing intrinsics.
2640         (TILEPro Built-in Functions): New node.  Document instruction
2641         intrinsics and network accessing intrinsics.
2642         * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2643         (Specific, tilepro-*-linux*): Likewise.
2644         * doc/invoke.texi (TILE-Gx Options): New section.
2645         (TILEPro Options): New section.
2646         * doc/md.texi (TILE-Gx): New section.
2647         (TILEPro): New section.
2648         * common/config/tilegx/tilegx-common.c: New file.
2649         * common/config/tilepro/tilepro-common.c: New file.
2650         * config/tilegx/constraints.md: New file.
2651         * config/tilegx/linux.h: New file.
2652         * config/tilegx/mul-tables.c: New file.
2653         * config/tilegx/predicates.md: New file.
2654         * config/tilegx/sync.md: New file.
2655         * config/tilegx/t-tilegx: New file.
2656         * config/tilegx/tilegx-builtins.h: New file.
2657         * config/tilegx/tilegx-c.c: New file.
2658         * config/tilegx/tilegx-generic.md: New file.
2659         * config/tilegx/tilegx-modes.def: New file.
2660         * config/tilegx/tilegx-multiply.h: New file.
2661         * config/tilegx/tilegx-protos.h: New file.
2662         * config/tilegx/tilegx.c: New file.
2663         * config/tilegx/tilegx.h: New file.
2664         * config/tilegx/tilegx.md: New file.
2665         * config/tilegx/tilegx.opt: New file.
2666         * config/tilepro/constraints.md: New file.
2667         * config/tilepro/gen-mul-tables.cc: New file.
2668         * config/tilepro/linux.h: New file.
2669         * config/tilepro/mul-tables.c: New file.
2670         * config/tilepro/predicates.md: New file.
2671         * config/tilepro/t-tilepro: New file.
2672         * config/tilepro/tilepro-builtins.h: New file.
2673         * config/tilepro/tilepro-c.c: New file.
2674         * config/tilepro/tilepro-generic.md: New file.
2675         * config/tilepro/tilepro-modes.def: New file.
2676         * config/tilepro/tilepro-multiply.h: New file.
2677         * config/tilepro/tilepro-protos.h: New file.
2678         * config/tilepro/tilepro.c: New file.
2679         * config/tilepro/tilepro.h: New file.
2680         * config/tilepro/tilepro.md: New file.
2681         * config/tilepro/tilepro.opt: New file.
2682
2683 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
2684
2685         PR tree-optimization/52210
2686         * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2687         vect_model_simple_cost with two entry vect_def_type array instead
2688         of an address of dt.
2689
2690 2012-02-14  Richard Guenther  <rguenther@suse.de>
2691
2692         PR lto/52178
2693         * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2694         Do not stream DECL_QUALIFIER.
2695         * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2696         * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2697         (find_decls_types_r): Do not walk DECL_QUALIFIER.
2698
2699 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
2700
2701         PR c/52181
2702         * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2703         newdecl.
2704
2705 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
2706
2707         PR bootstrap/52172
2708         * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2709         * cselib.c (cselib_subst_to_values_from_insn): New function.
2710         * sched-deps.c (add_insn_mem_dependence,
2711         sched_analyze_1, sched_analyze_2): Use it.
2712
2713 2012-02-13  Jan Hubicka  <jh@suse.cz>
2714
2715         PR middle-end/52214
2716         * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2717
2718 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
2719
2720         * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2721         (GTM_SELF_SPECS): Define if not already defined.
2722         (driver_self_specs): Add GTM_SELF_SPECS.
2723         * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2724         (GTM_SELF_SPECS): Define.
2725         * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2726         * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2727
2728 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
2729
2730         * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2731         away if seen.
2732
2733         * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2734
2735         PR middle-end/52230
2736         * omp-low.c (expand_omp_for): If a static schedule without chunk size
2737         has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2738
2739 2012-02-13  Andrew MacLeod  <amacleod@redhat.com>
2740
2741         PR c/52190
2742         * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2743
2744 2012-02-13  Richard Guenther  <rguenther@suse.de>
2745
2746         PR translation/52211
2747         * passes.c (enable_disable_pass): Fix typo.
2748
2749 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
2750
2751         PR middle-end/52209
2752         * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2753         XOR for reduce_bit_field if type is unsigned.
2754
2755 2012-02-12  Eric Botcazou  <ebotcazou@adacore.com>
2756
2757         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2758         disallow changes from SFmode to mode with different size in FP regs.
2759
2760 2012-02-12  Robert Millan  <rmh@gnu.org>
2761             Gerald Pfeifer <gerald@pfeifer.com>
2762
2763         * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2764         Tweak comment.
2765
2766 2012-02-11  Richard Sandiford  <rdsandiford@googlemail.com>
2767
2768         PR rtl-optimization/52175
2769         * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2770         to frame-related instructions.
2771
2772 2012-02-10  Jason Merrill  <jason@redhat.com>
2773
2774         PR c++/51910
2775         * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2776         (demangle_new_symbols): Fill it.
2777         (scan_linker_output): Walk it.
2778         (start_tweaking): Split out from scan_linker_output.
2779         (maybe_tweak): Update sym->chosen.
2780         * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2781
2782 2012-02-11  Jakub Jelinek  <jakub@redhat.com>
2783
2784         PR debug/52132
2785         * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2786
2787 2012-02-11  Uros Bizjak  <ubizjak@gmail.com>
2788
2789         * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2790         having the same mode as previous compare.
2791
2792 2012-02-10  Eric Botcazou  <ebotcazou@adacore.com>
2793
2794         * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2795         * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2796         (nonlocal_goto_internal): Likewise.
2797         (nonlocal_goto): Emit a use and an indirect jump directly.
2798
2799 2012-02-10  Andrew MacLeod  <amacleod@redhat.com>
2800
2801         PR c/52190
2802         * doc/extend.texi : Update comments for __atomic_compare_exchange and
2803         __atomic_{is,always}_lock_free.
2804
2805 2012-02-10  Uros Bizjak  <ubizjak@gmail.com>
2806
2807         PR target/52146
2808         * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2809         negative constant address for x32.
2810
2811 2012-02-10  Richard Henderson  <rth@redhat.com>
2812
2813         * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2814         * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2815         for GIMPLE_TRANSACTION.  Tidy if's into a switch.
2816
2817 2012-02-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2818             Ira Rosen  <irar@il.ibm.com>
2819
2820         PR tree-optimization/50031
2821         * targhooks.c (default_builtin_vectorization_cost): Handle
2822         vec_promote_demote.
2823         * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2824         * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2825         all types of reduction and pattern statements.
2826         (vect_estimate_min_profitable_iters): Likewise.
2827         * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2828         (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2829         for explicit realigns.
2830         (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2831         * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2832         vec_promote_demote.
2833         * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2834         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2835         vec_perm for VSX and handle vec_promote_demote.
2836
2837 2012-02-10  Jakub Jelinek  <jakub@redhat.com>
2838
2839         PR middle-end/52177
2840         * builtins.c (fold_builtin_atomic_always_lock_free,
2841         expand_builtin_atomic_always_lock_free,
2842         fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2843         Return and/or test boolean_true_node/boolean_false_node instead of
2844         integer_one_node/integer_zero_node.
2845
2846 2012-02-10  Jan Hubicka  <jh@suse.cz>
2847
2848         PR middle-end/48600
2849         * predict.c (predict_paths_for_bb): Prevent looping.
2850         (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2851
2852 2012-02-10  Roman Zhuykov  <zhroma@ispras.ru>
2853
2854         * config/arm/arm.c (output_move_double): In one case properly
2855         count number of instructions that will be emitted.
2856
2857 2012-02-10  Richard Guenther  <rguenther@suse.de>
2858
2859         PR translation/52193
2860         * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2861
2862 2012-02-09  Peter Bergner  <bergner@vnet.ibm.com>
2863
2864         PR middle-end/52140
2865         * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2866
2867 2012-02-09  Jakub Jelinek  <jakub@redhat.com>
2868
2869         PR debug/52165
2870         * var-tracking.c (emit_note_insn_var_location): If
2871         EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2872         emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2873         non-NOTE_DURING_CALL_P insn.
2874
2875 2012-02-09  Bin Cheng  <bin.cheng@arm.com>
2876
2877         PR middle-end/51867
2878         * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2879
2880 2012-02-08  Magnus Granberg  <zorry@gentoo.org>
2881
2882         PR driver/48524
2883         * gcc.c (switch_matches) Support switches with separated form,
2884         -D and -U.
2885
2886 2012-02-08  Georg-Johann Lay  <avr@gjlay.de>
2887
2888         * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2889         (SP_ADDR): Ditto.
2890         (RAMPZ_ADDR): Ditto.
2891         * config/avr/avr.c (avr_addr_t): New typedef.
2892         (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2893         (avr_init_expanders): Initialize it.
2894         (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2895         SREG_ADDR.
2896         (expand_epilogue): Ditto.
2897         (avr_print_operand): Ditto.
2898         (avr_file_start): Ditto.
2899         (avr_emit_movmemhi): Ditto.
2900
2901 2012-02-08  Richard Guenther  <rguenther@suse.de>
2902
2903         PR tree-optimization/46886
2904         * tree-flow.h (do_while_loop_p): Declare.
2905         * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2906         * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2907
2908 2012-02-08  Andrew MacLeod  <amacleod@redhat.com>
2909
2910         * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2911         always succeed for integers larger than a native word.
2912
2913 2012-02-08  Richard Guenther  <rguenther@suse.de>
2914
2915         PR rtl-optimization/52170
2916         * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2917         properly handle integer vector modes.
2918
2919 2012-02-08  Jakub Jelinek  <jakub@redhat.com>
2920
2921         PR gcov-profile/52150
2922         * coverage.c: Include target.h.
2923         (build_var): Call targetm.strip_name_encoding on the assembler name.
2924         Change one _ into . or $ if the target allows it.
2925         * Makefile.in (coverage.o): Depend on $(TARGET_H).
2926
2927         PR rtl-optimization/52139
2928         * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2929         is a BARRIER after emit_insn_after_noloc, move BB_END
2930         to the last non-BARRIER insn before it.
2931
2932 2012-02-07  Richard Sandiford  <rdsandiford@googlemail.com>
2933
2934         PR middle-end/24306
2935         * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2936         (mips_gimplify_va_arg_expr): Call it instead of
2937         std_gimplify_va_arg_expr.
2938
2939 2012-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
2940
2941         * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2942         message for -mno-pointers-to-nested-function.
2943
2944 2012-02-07  Eric Botcazou  <ebotcazou@adacore.com>
2945
2946         PR middle-end/51994
2947         * expr.c (get_inner_reference): If there is an offset, add a negative
2948         bit position to it (if any).
2949
2950 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
2951
2952         PR rtl-optimization/52060
2953         * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2954         copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2955         before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2956         and/or i0src_copy2 when needed.
2957
2958 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
2959
2960         * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2961         or LTOPLUGINSONAME if have_c.
2962
2963         * config/freebsd-spec.h: Add comment about what macros can be defined
2964         in this header.
2965         (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2966         * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2967         here instead.
2968
2969 2012-02-07  Richard Guenther  <rguenther@suse.de>
2970
2971         * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2972         newline in -alias dumps.
2973
2974 2012-02-07  Kai Tietz  <ktietz@redhat.com>
2975             Dave Korn  <dave.korn.cygwin@gmail.com>
2976
2977         PR target/40068
2978         * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2979         Take care that typinfo gets dllexport-attribute.
2980
2981 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
2982
2983         PR middle-end/52074
2984         * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2985         if modifier < EXPAND_SUM call force_operand on the result.
2986
2987 2012-02-07  Joern Rennecke  <joern.rennecke@embecosm.com>
2988
2989         * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2990         adding __forwarder_dst__ prefix if a forwarder_section attribute is
2991         present.
2992         (epiphany_function_type): Replace types for specific interrupts with
2993         EPIPHANY_FUNCTION_INTERRUPT.
2994         (EPIPHANY_INTERRUPT_P): Update.
2995         * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2996         New static function.
2997         (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2998         <disinterrupt>: Affects type identity.
2999         (epiphany_handle_interrupt_attribute): Handle variable number of
3000         arguments.
3001         (epiphany_compute_function_type): Update for new
3002         epiphany_function_type definition.
3003         (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
3004         handlers with a longcall forwarder.
3005         (epiphany_start_function): Handle multiple interrupt arguments and/or
3006         forwarder_section attribute.
3007
3008         * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
3009         libgloss.
3010
3011 2012-02-07  Alan Modra  <amodra@gmail.com>
3012
3013         PR target/52107
3014         * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
3015         subregs of TFmode.
3016
3017 2012-02-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3018
3019         PR tree-optimization/50969
3020         * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
3021         use vec_perm rather than vector_stmt.
3022         (vect_model_load_cost): Likewise.
3023         * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
3024         vec_perm to be the same as other vector statements.
3025         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
3026         cost of vec_perm for TARGET_VSX.
3027
3028 2012-02-06  Richard Guenther  <rguenther@suse.de>
3029
3030         PR tree-optimization/52115
3031         * tree-sra.c (access_has_replacements_p): New function.
3032         (sra_modify_assign): Use it to decide whether a use is uninitialized.
3033
3034 2012-02-06  Patrick Marlier  <patrick.marlier@gmail.com>
3035
3036         PR middle-end/52047
3037         * trans-mem.c (expand_call_tm): Add an assertion.
3038         * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
3039         functions.
3040
3041 2012-02-06  Richard Guenther  <rguenther@suse.de>
3042
3043         PR tree-optimization/50955
3044         * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
3045         raise cost of expressions that replace an address with an
3046         expression based on a different pointer.
3047
3048 2012-02-06  Jakub Jelinek  <jakub@redhat.com>
3049
3050         PR target/52129
3051         * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
3052         CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
3053
3054 2012-02-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
3055
3056         PR c++/48680
3057         * doc/invoke.texi (C++ Dialect Options): Use @option markup for
3058         -Weffc++ and specify guidelines come from second edition.
3059
3060 2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
3061
3062         * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
3063         (sibcall_value_multiple_internal, call_split, call_internal_direct)
3064         (call_direct_split, call_value_split, call_value_internal_direct)
3065         (call_value_direct_split, call_value_multiple_split): Use jal and
3066         jal_macro attributes.
3067
3068 2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
3069
3070         * reload1.c (reload_regs_reach_end_p): Replace with...
3071         (reload_reg_rtx_reaches_end_p): ...this function.
3072         (new_spill_reg_store): Update commentary.
3073         (emit_input_reload_insns): Don't clear new_spill_reg_store here.
3074         (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
3075         before setting new_spill_reg_store.
3076         (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
3077         Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
3078         Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
3079         for non-spill reload registers.
3080
3081 2012-02-05  Ira Rosen  <irar@il.ibm.com>
3082
3083         PR tree-optimization/52091
3084         * tree-vectorizer.h (vect_is_simple_use): Add an argument.
3085         (vect_is_simple_use_1): Likewise.
3086         * tree-vect-loop.c (vectorizable_reduction): Update calls
3087         to vect_is_simple_use_1 and vect_is_simple_use.
3088         (vectorizable_live_operation): Likewise.
3089         * tree-vect-patterns.c (widened_name_p,
3090         vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
3091         * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
3092         vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3093         vectorizable_shift,vectorizable_operation, vectorizable_store,
3094         vectorizable_load): Likewise.
3095         (vect_is_simple_cond): Add an argument, pass it to
3096         vect_is_simple_use_1.
3097         (vectorizable_condition): Update calls to vect_is_simple_cond,
3098         vect_is_simple_use.
3099         (vect_is_simple_use): Add an argument, the statement in which
3100         OPERAND is used.  Check that if OPERAND's def stmt is a double
3101         reduction phi node, the use is a phi node too.
3102         (vect_is_simple_use_1): Add an argument, pass it to
3103         vect_is_simple_use.
3104         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
3105         to vect_is_simple_use.
3106
3107 2012-02-04  Jakub Jelinek  <jakub@redhat.com>
3108
3109         PR rtl-optimization/52095
3110         * modulo-sched.c (dump_insn_locator): New function.
3111         (loop_canon_p, sms_schedule): Use it.
3112
3113         PR rtl-optimization/52113
3114         * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
3115         even for decomposable shift/zext insns.
3116
3117 2012-02-03  Jakub Jelinek  <jakub@redhat.com>
3118             Zdenek Dvorak  <ook@ucw.cz>
3119
3120         PR rtl-optimization/52092
3121         * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
3122         on get_iv_value result.
3123
3124 2012-02-02  Andrew Pinski  <apinski@cavium.com>
3125
3126         PR middle-end/47982
3127         PR middle-end/43967
3128         * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
3129
3130 2012-02-02  Jakub Jelinek  <jakub@redhat.com>
3131
3132         PR middle-end/48071
3133         * diagnostic.c (diagnostic_finish): Remove trailing newlines.
3134
3135 2012-02-02  Vladimir Makarov  <vmakarov@redhat.com>
3136
3137         PR rtl-optimization/49800
3138         * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
3139         (sched_finish): Call regstat_free_n_sets_and_refs.
3140
3141 2012-02-02  Jia Liu  <proljc@gmail.com>
3142
3143         * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
3144         than operand 2.
3145
3146 2012-02-02  Jan Hubicka  <jh@suse.cz>
3147             Tom de Vries  <tom@codesourcery.com>
3148
3149         PR middle-end/51998
3150         * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
3151         * varpool.c (varpool_analyze_pending_decls): Likewise.
3152
3153 2012-02-02  Sumanth G <sumanth.gundapaneni@kpitcummins.com>
3154             Jayant R Sonar <jayant.sonar@kpitcummins.com>
3155
3156         * config.gcc: Add cr16-* support.
3157
3158         * doc/extend.texi: Document cr16 extensions.
3159         * doc/install.texi: Document cr16 install.
3160         * doc/invoke.texi: Document cr16 options.
3161         * doc/md.texi: Document cr16 constraints.
3162
3163         * common/config/cr16/cr16-common.c: New file.
3164         * config/cr16/cr16.c: New file.
3165         * config/cr16/cr16.h: New file.
3166         * config/cr16/cr16.md: New file.
3167         * config/cr16/cr16.opt: New file.
3168         * config/cr16/cr16-protos.h: New file.
3169         * config/cr16/predicates.md: New file.
3170         * config/cr16/constraints.md: New file.
3171         * config/cr16/t-cr16: New file.
3172
3173 2012-02-02  Jakub Jelinek  <jakub@redhat.com>
3174
3175         PR target/52086
3176         * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
3177         that operands[2] is either immediate, or q_regs_operand.
3178
3179         PR tree-optimization/52073
3180         * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
3181         a pattern stmt for pattern uses, ignore uses outside of the loop.
3182
3183 2012-02-01  Georg-Johann Lay  <avr@gjlay.de>
3184
3185         * config/avr/avr.c: Resolve all AS1 and AS2 macros.
3186         * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
3187         (OUT_AS1, OUT_AS2): Remove.
3188
3189 2012-02-01  Georg-Johann Lay  <avr@gjlay.de>
3190
3191         PR rtl-optimization/51374
3192         * combine.c (can_combine_p): Don't allow volatile_refs_p insns
3193         to cross other volatile_refs_p insns.
3194
3195 2012-02-01  Richard Guenther  <rguenther@suse.de>
3196
3197         * doc/invoke.texi (fno-inline): Clarify documentation.
3198         (finline-small-functions): Likewise.
3199         (finline-functions): Likewise.
3200         * common.opt (finline): Adjust comment and documentation.
3201         (finline-small-functions): Clarify documentation.
3202         (finline-functions): Likewise.
3203         (finline-functions-called-once): Likewise.
3204
3205 2012-02-01  Tristan Gingold  <gingold@adacore.com>
3206
3207         * c-typeck.c (composite_type): Keep mode for pointers.
3208
3209 2012-01-31  Richard Sandiford  <rdsandiford@googlemail.com>
3210
3211         * function.h (regno_reg_rtx): Adjust comment.
3212         * reginfo.c (init_reg_modes_target): Only use the previous mode
3213         if it fits within one register.  Remove MIPS comment.
3214
3215 2012-01-31  Jakub Jelinek  <jakub@redhat.com>
3216
3217         PR bootstrap/52058
3218         * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3219
3220 2012-01-31  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3221
3222         * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3223         to srak instruction.
3224
3225 2012-01-31  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
3226
3227         * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3228
3229 2012-01-31  Jakub Jelinek  <jakub@redhat.com>
3230
3231         PR bootstrap/52041
3232         PR bootstrap/52039
3233         PR target/51974
3234         * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3235
3236 2012-01-31  Richard Guenther  <rguenther@suse.de>
3237
3238         PR tree-optimization/51528
3239         * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3240         assigns.
3241
3242 2012-01-31  Jakub Jelinek  <jakub@redhat.com>
3243
3244         PR bootstrap/52041
3245         PR bootstrap/52039
3246         PR target/51974
3247         * ree.c (add_removable_extension): Change def_map argument
3248         to unsigned *, store in def_map 1 + offset into *insn_list vector
3249         instead of pointers into the vector.
3250         (find_removable_extensions): Adjust caller.
3251
3252 2012-01-30  Georg-Johann Lay  <avr@gjlay.de>
3253
3254         * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3255         Transform all "* quoted-c-code" to { c-code }.
3256         Remove redundant test for "optimize" in combine patterns.
3257         Move (include "avr-dimode.md") to end of file.
3258
3259 2012-01-30  Bin Cheng  <bin.cheng@arm.com>
3260
3261         PR target/51835
3262         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3263         for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3264
3265 2012-01-30  Richard Guenther  <rguenther@suse.de>
3266
3267         PR tree-optimization/52028
3268         * tree-loop-distribution.c (ldist_gen): Properly update
3269         virtual SSA form.
3270
3271 2012-01-30  Jakub Jelinek  <jakub@redhat.com>
3272
3273         PR debug/52027
3274         * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3275         set_cur_line_info_table if not emitting debug info.
3276
3277         PR tree-optimization/52046
3278         * tree-vect-patterns.c (check_bool_pattern): Give up if
3279         a comparison could throw.
3280
3281         PR debug/52048
3282         * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3283
3284 2012-01-30  Richard Guenther  <rguenther@suse.de>
3285
3286         PR tree-optimization/52045
3287         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3288         SSA form if cfgcleanup did anything.
3289
3290 2012-01-30  Richard Guenther  <rguenther@suse.de>
3291
3292         PR tree-optimization/52045
3293         * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3294         before computing final todo.
3295
3296 2012-01-30  Richard Guenther  <rguenther@suse.de>
3297
3298         PR tree-optimization/51528
3299         * tree-sra.c (sra_modify_assign): Re-factor in preparation
3300         for PR51528 fix.
3301
3302 2012-01-30  Paolo Bonzini  <bonzini@gnu.org>
3303
3304         * df-problems.c (df_kill_notes): Check that the use refers
3305         to the note under examination.
3306
3307 2012-01-30  Eric Botcazou  <ebotcazou@adacore.com>
3308
3309         PR target/51920
3310         * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3311         parameter and use short-lived pseudos.
3312         (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3313         (sparc_expand_vector_init): Const-ify local variables and adjust
3314         calls to above functions.
3315
3316 2012-01-30  Georg-Johann Lay  <avr@gjlay.de>
3317
3318         * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3319
3320 2012-01-29  Sandra Loosemore  <sandra@codesourcery.com>
3321
3322         * doc/invoke.texi: Make usage of "compile time" and
3323         "run time"/"runtime" consistent throughout the file.
3324
3325 2012-01-29  Uros Bizjak  <ubizjak@gmail.com>
3326
3327         * config/alpha/alpha.c (alpha_option_override): Default to
3328         full IEEE compliance mode for Go language.
3329
3330 2011-01-29  Tijl Coosemans  <tijl@coosemans.org>
3331
3332         * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3333         (LINK_SSP_SPEC): Define.
3334
3335 2012-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3336
3337         PR target/51871
3338         * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3339         stubs.
3340
3341 2012-01-28  Sandra Loosemore  <sandra@codesourcery.com>
3342
3343         * doc/invoke.texi: Correct hyphenation of "floating point",
3344         "double precision", and related terminology throughout the file.
3345
3346 2012-01-28  Jakub Jelinek  <jakub@redhat.com>
3347
3348         PR target/52006
3349         * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3350         arm_general_register_operand predicate for operand 2 instead of
3351         register_operand.
3352
3353 2012-01-27  Ian Lance Taylor  <iant@google.com>
3354
3355         PR go/47656
3356         * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3357         * builtins.c (expand_builtin_init_trampoline): Add onstack
3358         parameter.  Change caller.
3359         (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3360         * tree.c (build_common_builtin_nodes): Declare
3361         __builtin_init_heap_trampoline.
3362
3363 2012-01-27  Georg-Johann Lay  <avr@gjlay.de>
3364
3365         * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3366         tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3367         * config/avr/avr.c: Ditto.
3368         (avr_regnames): Remove because unused.
3369         * config/avr/avr.md (*cpse.ne): New peephole.
3370         (*cpse.eq): New peephole from former cpse peepholes.
3371
3372 2012-01-27  Michael Eager  <eager@eagercon.com>
3373
3374         * config/microblaze.c (microblaze_emit_compare): Correct
3375         test after pcmp instruction.
3376
3377 2012-01-27  Richard Guenther  <rguenther@suse.de>
3378
3379         PR tree-optimization/52020
3380         * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3381
3382 2012-01-27  Richard Guenther  <rguenther@suse.de>
3383
3384         * ipa-pure-const.c (check_stmt): Clobbers do not make a
3385         function non-const/pure.
3386
3387 2012-01-27  Richard Guenther  <rguenther@suse.de>
3388
3389         PR tree-optimization/50444
3390         * tree-sra.c (build_ref_for_offset): Properly adjust the
3391         MEM_REF type for unaligned accesses.
3392
3393 2012-01-27  Richard Guenther  <rguenther@suse.de>
3394
3395         PR tree-optimization/50444
3396         * expr.c (mem_ref_refers_to_non_mem_p): New function.
3397         (expand_assignment): Use it.  Properly handle misaligned
3398         bases when expanding stores to component references.
3399         (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3400         refactor that case.
3401
3402 2012-01-27  Andrey Belevantsev  <abel@ispras.ru>
3403
3404         PR middle-end/51389
3405         * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3406         * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3407         * tree-data-ref.c (find_data_references_in_loop): Make static.
3408         (compute_all_dependences): Change return type to bool.  Bail out
3409         for too many datarefs in a loop.  Move the hunk resetting the data
3410         dependences vector from ...
3411         (compute_data_dependences_for_loop): ... here.  Account for
3412         compute_all_dependences returning false.
3413         (compute_data_dependences_for_bb): Likewise.
3414         * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3415         * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3416
3417 2012-01-27  Richard Guenther  <rguenther@suse.de>
3418
3419         PR middle-end/51959
3420         * expr.c (store_field): Use the alias-set of the scratch memory
3421         for storing to it.
3422
3423 2012-01-27  Tom de Vries  <tom@codesourcery.com>
3424
3425         PR tree-optimization/51990
3426         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3427         WITH_SIZE_EXPR.
3428         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3429
3430 2012-01-27  Jakub Jelinek  <jakub@redhat.com>
3431
3432         PR debug/52001
3433         * var-tracking.c (reverse_op): Don't add any reverse operation
3434         if V already has any constant locations.
3435
3436 2012-01-27  Sandra Loosemore  <sandra@codesourcery.com>
3437
3438         * doc/invoke.texi: Correct usage of "command line" (noun)
3439         vs "command-line" (adjective) throughout.
3440
3441 2012-01-27  Sandra Loosemore  <sandra@codesourcery.com>
3442
3443         * doc/invoke.texi (Language Independent Options): Move
3444         -Wcoverage-mismatch blurb from here....
3445         (Warning Options): ...to here.
3446
3447 2012-01-27  Peter Bergner  <bergner@vnet.ibm.com>
3448
3449         * config/rs6000/rs6000.c (rs6000_option_override_internal):
3450         Set rs6000_always_hint to false for 476.
3451
3452 2012-01-27  Matthias Klose  <doko@ubuntu.com>
3453
3454         * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3455           system root.
3456         * incpath.c (add_standard_paths): Likewise.
3457
3458 2012-01-27  Richard Henderson  <rth@redhat.com>
3459
3460         * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3461         * config/m68k/sync.md (atomic_test_and_set): Rename from
3462         sync_test_and_setqi and adjust the operands.
3463         (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3464         and unconditionally enable.
3465
3466 2012-01-27  Richard Henderson  <rth@redhat.com>
3467
3468         * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3469         * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3470         (ldstub): Rename from ldstubqi.
3471         (ldstub<I24MODE>): Remove.
3472
3473 2012-01-27  Richard Henderson  <rth@redhat.com>
3474
3475         * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3476         * c-cppbuiltin.c (cpp_atomic_builtins): Define
3477         __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3478         * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3479         * doc/tm.texi: Rebuild.
3480
3481 2012-01-27  Richard Henderson  <rth@redhat.com>
3482
3483         * optabs.c (gen_atomic_test_and_set): Remove default.
3484         (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3485
3486 2012-01-26  Jakub Jelinek  <jakub@redhat.com>
3487
3488         PR rtl-optimization/51978
3489         * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3490         (combine_reaching_defs): Likewise.
3491         (struct re_info): Remove.
3492         (add_removable_extension): Remove x and data arguments,
3493         add insn, insn_list and def_map.  Use the arguments directly
3494         instead of using struct re_info.
3495         (find_removable_extensions): Don't call add_removable_extension
3496         through note_stores, instead just call it with single_set
3497         result if non-NULL.
3498         (find_and_remove_re): Pass curr_cand->expr instead of
3499         PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3500
3501 2012-01-26  Michael Matz  <matz@suse.de>
3502
3503         PR tree-optimization/46590
3504         * cfgexpand.c: Revert last change (r183305).
3505         * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3506         regs.
3507         * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3508         checking for emptiness.
3509
3510 2012-01-26  Jakub Jelinek  <jakub@redhat.com>
3511
3512         PR middle-end/51895
3513         * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3514         non-addressable non-BLKmode base correctly.
3515
3516 2012-01-26  Michael Matz  <matz@suse.de>
3517
3518         PR tree-optimization/48794
3519         * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3520         regions referenced from RESX/EH_DISPATCH.
3521
3522 2012-01-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3523
3524         * config/s390/s390.h: Make BRANCH_COST an option.
3525         * config/s390/s390.opt: New option -mbranch-cost.
3526
3527 2012-01-26  Richard Henderson  <rth@redhat.com>
3528
3529         Revert 2012-01-24 change:
3530         * trans-mem.c (requires_barrier): Do not instrument thread local
3531         variables and emit save/restore for them.
3532
3533 2012-01-25  Jakub Jelinek  <jakub@redhat.com>
3534
3535         PR middle-end/51986
3536         * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3537         for pat == 0.
3538
3539 2012-01-25  Richard Sandiford  <rdsandiford@googlemail.com>
3540
3541         * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3542         ASM_OPERANDS.
3543
3544 2012-01-25  Georg-Johann Lay  <avr@gjlay.de>
3545
3546         PR target/49868
3547         Rename __pgm to __flash.
3548         Rename __pgm1 to __flash1.
3549         Rename __pgm2 to __flash2.
3550         Rename __pgm3 to __flash3.
3551         Rename __pgm4 to __flash4.
3552         Rename __pgm5 to __flash5.
3553         Rename __pgmx to __memx.
3554         * doc/extend.texi (AVR Named Address Spaces)
3555         Rename address space names as indicated above.
3556         * config/avr/avr.c (avr_addrspace): Ditto.
3557
3558         * config/avr/avr-protos.h
3559         (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3560         (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3561         * config/avr/predicates.md: Ditto.
3562         * config/avr/avr.c Ditto, and
3563         (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3564         (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3565
3566         * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3567         (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3568         (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3569         (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3570         (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3571         (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3572         (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3573         * config/avr/avr.c: Ditto.
3574         * config/avr/avr.md: Ditto.
3575
3576 2012-01-25  Jason Merrill  <jason@redhat.com>
3577
3578         PR c++/51992
3579         * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3580
3581 2012-01-25  Jakub Jelinek  <jakub@redhat.com>
3582
3583         PR tree-optimization/51987
3584         * tree-data-ref.c (get_references_in_stmt): Handle references in
3585         non-volatile GIMPLE_ASM.
3586
3587 2012-01-25  Richard Guenther  <rguenther@suse.de>
3588
3589         * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3590         bases are dereferenced.
3591
3592 2012-01-25  Andrey Belevantsev  <abel@ispras.ru>
3593
3594         PR rtl-optimization/48374
3595         * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3596
3597 2012-01-25  Andrey Belevantsev  <abel@ispras.ru>
3598
3599         * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3600         compute_data_dependences_for_loop returns false.
3601         * tree-parloops.c (loop_parallel_p): Likewise.
3602
3603 2012-01-25  Richard Guenther  <rguenther@suse.de>
3604
3605         * tree.h (get_pointer_alignment_1): Declare.
3606         * builtins.c (get_pointer_alignment_1): New function.
3607         (get_pointer_alignment): Use it.
3608
3609 2012-01-25  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3610
3611         PR rtl-optimization/48308
3612         * combine.c (enum undo_kind): Add UNDO_LINKS.
3613         (struct undo): Add member l to other_contents and where.
3614         (do_SUBST_LINK): New.
3615         (SUBST_LINK): New.
3616         (try_combine): Handle LOG_LINKS for the dummy i1 case.
3617         (undo_all): Handle UNDO_LINKS.
3618
3619 2012-01-25  Richard Henderson  <rth@redhat.com>
3620
3621         * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3622         mem inputs.
3623
3624 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
3625
3626         * optabs.c (gen_atomic_test_and_set): Use each argument.
3627
3628 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
3629
3630         * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3631         (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3632         (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3633         (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3634         (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3635         TARGET_PAIRED_SINGLE_FLOAT.
3636
3637 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
3638
3639         * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3640         (in_struct, return_val): Remove MEM documentation.
3641         * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3642         (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3643         (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3644         and MEM_SCALAR.
3645         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3646         * cfgexpand.c (add_alias_set_conflicts): Likewise.
3647         * expr.c (store_field): Likewise.
3648         * function.c (assign_stack_temp_for_type): Likewise.
3649         * ifcvt.c (noce_try_cmove_arith): Likewise.
3650         * reload1.c (reload): Likewise.
3651         * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3652         (alpha_set_memflags): Likewise.
3653         * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3654
3655 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
3656
3657         * rtl.h (true_dependence, canon_true_dependence): Remove varies
3658         parameter.
3659         * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3660         (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3661         (true_dependence_1, true_dependence, canon_true_dependence): Remove
3662         varies parameter.
3663         * cselib.c (cselib_rtx_varies_p): Delete.
3664         (cselib_invalidate_mem): Update call to canon_true_dependence.
3665         * dse.c (record_store, check_mem_read_rtx): Likewise.
3666         (scan_reads_nospill): Likewise.
3667         * cse.c (check_dependence): Likewise.
3668         (cse_rtx_varies_p): Delete.
3669         * expr.c (safe_from_p): Update call to true_dependence.
3670         * ira.c (validate_equiv_mem_from_store): Likewise.
3671         (memref_referenced_p): Likewise.
3672         * postreload-gcse.c (find_mem_conflicts): Likewise.
3673         * sched-deps.c (sched_analyze_2): Likewise.
3674         * store-motion.c (load_kills_store): Likewise.
3675         * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3676         * gcse.c (mems_conflict_for_gcse_p): Likewise.
3677         (compute_transp): Update call to canon_true_dependence.
3678
3679 2012-01-25  Richard Henderson  <rth@redhat.com>
3680
3681         * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3682         (maybe_emit_atomic_test_and_set): New.
3683         (expand_sync_lock_test_and_set): Use it.
3684         (expand_atomic_test_and_set): Likewise.
3685         * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3686         the implementation; clarify implementation defined details.
3687         * doc/md.texi (atomic_test_and_set): Document.
3688
3689 2012-01-25  Richard Henderson  <rth@redhat.com>
3690
3691         * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3692
3693 2012-01-25  Richard Henderson  <rth@redhat.com>
3694
3695         PR target/51968
3696         * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3697         to effect no-op split.
3698
3699 2012-01-24  Aldy Hernandez  <aldyh@redhat.com>
3700
3701         PR lto/51698
3702         * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3703         (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3704         (BT_FN_VOID_PTR_INT_SIZE): New.
3705         (BT_FN_UINT_UINT_VAR): Remove.
3706         (BT_FN_UINT32_UINT32_VAR): New.
3707         (BT_FN_DOUBLE_VPTR): Remove.
3708         (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3709
3710         * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3711         (_ITM_changeTransactionMode): Same.
3712         (_ITM_memmoveRtWt): Change return type to void.
3713         (_ITM_memcpyRtWt): Same.
3714         (_ITM_memsetW): Same.
3715         (_ITM_RaRD): Change types to double.
3716         (_ITM_RD): Same.
3717         (_ITM_RaWD): Same.
3718         (_ITM_RfWD): Same.
3719
3720         * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3721
3722 2012-01-24  Aldy Hernandez  <aldyh@redhat.com>
3723             Patrick Marlier  <patrick.marlier@gmail.com>
3724
3725         * trans-mem.c (requires_barrier): Do not instrument thread local
3726         variables and emit save/restore for them.
3727
3728 2012-01-24  Jason Merrill  <jason@redhat.com>
3729
3730         PR c++/51812
3731         * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3732         output static aliases.
3733
3734 2012-01-24  Jakub Jelinek  <jakub@redhat.com>
3735
3736         PR driver/47249
3737         * common.opt (-pie, -shared, pie, shared): Change from Common to
3738         Driver.
3739         * gcc.c (display_help): Display help for -pie and -shared.
3740
3741 2012-01-24  Georg-Johann Lay  <avr@gjlay.de>
3742
3743         PR target/49868
3744         * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3745         Remove note on size/offset limitation.
3746         (AVR Variable Attributes): Add example how to read data located
3747         with progmem.  Refer to named address spaces.
3748         * doc/invoke.texi (AVR Options): Fix typo.
3749
3750 2012-01-24  Richard Guenther  <rguenther@suse.de>
3751
3752         Forward-port to trunk
3753         2010-09-21  Jakub Jelinek  <jakub@redhat.com>
3754
3755         PR middle-end/45678
3756         * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3757         op0 isn't sufficiently aligned and there is movmisalignM
3758         insn for mode, use it to load op0 into a temporary register.
3759
3760 2012-01-24  Jakub Jelinek  <jakub@redhat.com>
3761
3762         PR target/51957
3763         * target.def (const_not_ok_for_debug_p): New hook.
3764         * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3765         documentation.
3766         * doc/tm.texi: Regenerated.
3767         * dwarf2out.c (const_ok_for_output_1): If
3768         targetm.const_not_ok_for_debug_p returns true, fail.
3769         * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3770         function.
3771         (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3772
3773 2012-01-23  Kai Tietz  <ktietz@redhat.com>
3774
3775         PR target/51900
3776         * config/i386/predicates.md (symbolic_operand): Allow
3777         UNSPEC_PCREL as PIC expression for lea.
3778         * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3779         * config/i386/i386.c (ix86_delegitimize_address): Handle
3780         UNSPEC_PCREL for none-MEM, too.
3781
3782 2012-01-23  Aldy Hernandez  <aldyh@redhat.com>
3783
3784         * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3785         (ipa_tm_create_version_alias): Same.
3786
3787 2012-01-23  Uros Bizjak  <ubizjak@gmail.com>
3788
3789         PR libitm/51830
3790         * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3791         * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3792
3793 2012-01-23  Aldy Hernandez  <aldyh@redhat.com>
3794             Patrick Marlier  <patrick.marlier@gmail.com>
3795             Iain Sandoe  <developer@sandoe-acoustics.co.uk>
3796
3797         PR lto/51916
3798         * lto-wrapper.c (run_gcc): Pass the LTO section name to
3799         simple_object_start_read.
3800
3801 2012-01-23  Richard Guenther  <rguenther@suse.de>
3802
3803
3804         PR tree-optimization/51895
3805         * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3806         parameter decomposition into BLKmode components.
3807
3808 2012-01-23  Eric Botcazou  <ebotcazou@adacore.com>
3809
3810         * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3811         fake variables for restrict-qualified pointers whose pointed-to type
3812         contains a placeholder.
3813
3814 2012-01-23  Richard Guenther  <rguenther@suse.de>
3815
3816         PR tree-optimization/51949
3817         * ipa-split.c (execute_split_functions): Do not split malloc functions.
3818
3819 2012-01-23  Jakub Jelinek  <jakub@redhat.com>
3820
3821         PR rtl-optimization/51933
3822         * ree.c (transform_ifelse): Return true right away if dstreg is
3823         already wider or equal to cand->mode.
3824         (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3825         (make_defs_and_copies_lists): Remove defs_list and copies_list
3826         arguments, add state argument, just truncate state->work_list
3827         instead of always allocating and freeing the vector.  Assert that
3828         get_defs succeeds instead of returning 2.  Changed return type to bool.
3829         (merge_def_and_ext): Add state argument.  If SET_DEST doesn't
3830         have ext_src_mode, see if it has been modified already with the
3831         right kind of extension and has been extended before from the
3832         ext_src_mode.  If SET_DEST is already wider or equal to cand->mode,
3833         just return true.  Remember the original mode in state->modified array.
3834         (combine_reaching_defs): Add state argument.  Don't allocate and
3835         free here def_list, copied_list and vec vectors, instead just
3836         VEC_truncate the vectors in *state.  Don't handle outcome == 2 here.
3837         (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3838         Add state variable, clear vectors in it, initialize state.modified
3839         if needed.  Free all the vectors at the end and state.modified too.
3840         Don't skip a candidate if the extension expression has been modified.
3841
3842 2012-01-22  Douglas B Rupp  <rupp@gnat.com>
3843
3844         PR target/47096
3845         * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3846          configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3847         (extra_options) interix.opt -> i386/interix.opt"
3848         (extra_objs):Add winnt-stubs.o
3849         * configure.ac: Add interix to target_os .comm on PE check.
3850         * configure: Regenerate.
3851         * config/interix3.h: Delete and move bits to..
3852         * config/interix.h: Delete and move bits to..
3853         * config/i386/i386-interix3.h: Delete and move bits to..
3854         * config/i386/i386-interix.h: ..here.
3855         (TARGET_CPU_DEFAULT): Remove redefinition.
3856         (TARGET_ASM_CONSTRUCTOR): Undefine.
3857         (SUBTARGET_SWITCHES): Define for ms-bitfields.
3858         (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3859         (PTRDIFF_TYPE): Define.
3860         (LONG_DOUBLE_TYPE_SIZE): Define.
3861         (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3862         (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3863         (TARGET_SECTION_TYPE_FLAGS): Define.
3864         (ASM_DECLARE_FUNCTION_NAME): Define.
3865         (ASM_OUTPUT_EXTERNAL): Define.
3866         (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3867         (ASM_OUTPUT_ALIGNED_BSS): Define.
3868         (PCC_BITFIELD_TYPE_MATTERS): Define.
3869         (USE_CONST_SECTION): Define.
3870         (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3871         (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3872         (SUPPORTS_ONE_ONLY): Remove.
3873         (I386_PE_STRIP_ENCODING): Define.
3874         * config/interix.opt: Delete and move bits to..
3875         * config/i386/interix.opt: ..here. New.
3876         (mpe-aligned-commons): Add.
3877         * config/i386/t-interix: Add copyright header.
3878         (winnt-stubs.o): Add rule.
3879
3880 2012-01-22  Jason Merrill  <jason@redhat.com>
3881
3882         PR c++/51832
3883         * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3884         for extra name aliases.
3885
3886 2012-01-22  Eric Botcazou  <ebotcazou@adacore.com>
3887
3888         PR rtl-optimization/51924
3889         * ree.c (combine_set_extension): Improve debugging message.
3890         (combine_reaching_defs): Likewise.
3891         (get_defs): Rename confusingly named variable.
3892         (find_and_remove_re): Skip a candidate if the extension expression has
3893         been modified.
3894
3895 2012-01-21  Robert Millan  <rmh@gnu.org>
3896             Gerald Pfeifer  <gerald@pfeifer.com>
3897
3898         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3899         (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3900
3901 2012-01-20  Jakub Jelinek  <jakub@redhat.com>
3902
3903         PR tree-optimization/51914
3904         * tree-vect-stmts.c (vectorizable_conversion): For
3905         cvt_type && modifier == WIDEN, put temporary with cvt_type
3906         at the beginning of vec_dsts and set vec_dest to temporary
3907         with vectype_out.
3908
3909 2012-01-20  Eric Botcazou  <ebotcazou@adacore.com>
3910
3911         * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3912
3913 2011-01-20  Tijl Coosemans  <tijl@coosemans.org>
3914
3915         * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3916         * config/rs6000/rs6000.c: Likewise.
3917
3918 2012-01-20  Jakub Jelinek  <jakub@redhat.com>
3919
3920         PR target/51915
3921         * config/arm/arm.c (arm_count_output_move_double_insns): Call
3922         output_move_double on a copy of operands array.
3923
3924 2012-01-20  Cary Coutant  <ccoutant@google.com>
3925             Dodji Seketeli  <dodji@redhat.com>
3926
3927         PR debug/45682
3928         * dwarf2out.c (copy_declaration_context): Return ref to parent
3929         of declaration DIE, if necessary.
3930         (remove_child_or_replace_with_skeleton): Add new parameter; update
3931         caller.  Place skeleton DIE under parent DIE of original declaration.
3932         Move call to copy_declaration_context to here ...
3933         (break_out_comdat_types): ... from here.
3934
3935 2012-01-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3936
3937         PR rtl-optimization/51856
3938         * reload.c (find_reloads_subreg_address): Set the address_reloaded
3939         flag to reloaded.
3940
3941 2012-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3942
3943         PR target/51819
3944         * config/arm/arm.c (arm_print_operand): Correct output of alignment
3945         hints for neon loads and stores.
3946
3947 2012-01-20  Georg-Johann Lay  <avr@gjlay.de>
3948
3949         PR target/49868
3950         PR target/50887
3951         * doc/extend.texi (Named Address Spaces): Split into subsections.
3952         (AVR Named Address Spaces): New subsection.
3953         (M32C Named Address Spaces): New subsection.
3954         (RL78 Named Address Spaces): New subsection.
3955         (SPU Named Address Spaces): New subsection.
3956         (Variable Attributes): New anchor "AVR Variable Attributes".
3957         (AVR Variable Attributes): Rewrite and avoid wording
3958         "address space" in this context.
3959         * doc/invoke.texi (AVR Options): Rewrite and add documentation
3960         for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3961         (AVR Built-in Macros): New subsubsection therein.
3962         * doc/md.texi (AVR constraints): Remove "C04", "R".
3963
3964 2012-01-20  Richard Guenther  <rguenther@suse.de>
3965
3966         PR tree-optimization/51903
3967         * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3968         when removing stmts.
3969
3970 2012-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3971
3972         PR target/50313
3973         * config/arm/arm.c (arm_load_pic_register): Use
3974         gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3975         , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3976         (arm_pic_static_addr): Likewise.
3977         (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3978         (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3979         * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3980         (pic_load_addr_unified): New.
3981
3982 2012-01-20  Andrey Belevantsev  <abel@ispras.ru>
3983
3984         PR target/51106
3985         * function.c (instantiate_virtual_regs_in_insn): Use
3986         delete_insn_and_edges when removing a wrong asm insn.
3987
3988 2012-01-19  Vladimir Makarov  <vmakarov@redhat.com>
3989
3990         PR rtl-optimization/40761
3991         * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3992         Add new member loop_num.
3993         (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3994         (ira_build): Remove the parameter.
3995
3996         * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3997         (ira.c): Do not build CFG loops for one region allocation.  Remove
3998         argument from ira_build call.
3999
4000         * ira-build.c (init_loop_tree_node): New function.
4001         (create_loop_tree_nodes): Use it.  Separate the case when CFG
4002         loops are not built.
4003         (more_one_region_p): Check current_loops.
4004         (finish_loop_tree_nodes): Separate the case when CFG loops are not
4005         built.
4006         (add_loop_to_tree): Process loop equal to NULL too.
4007         (form_loop_tree): Separate the case when CFG loops are not built.
4008         Use explicitly number for the root.
4009         (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
4010         an assertion.
4011         (ira_print_expanded_allocno, loop_compare_func): Use loop_num
4012         instead of loop->num.
4013         (mark_loops_for_removal): Ditto.  Use loop_num instead of loop->num.
4014         (mark_all_loops_for_removal): Ditto.
4015         (remove_unnecessary_regions): Separate the case when CFG loops
4016         are not built.
4017         (ira_build): Remove the parameter.  Use explicit number of regions
4018         when CFG loops are not built.
4019
4020         * ira-color.c (print_loop_title): Separate the case for the root node.
4021         Use loop_num instead of loop->num.
4022         (move_spill_restore): Use loop_num instead of loop->num.
4023
4024         * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
4025         (change_loop): Ditto.
4026         (change_loop): Use loop_num instead of loop->num.
4027
4028         * ira-lives.c (process_bb_node_lives): Ditto.
4029
4030         * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
4031
4032         * ira-conflicts.c (print_allocno_conflicts): Ditto.
4033
4034 2012-01-19  Jakub Jelinek  <jakub@redhat.com>
4035
4036         PR libmudflap/40778
4037         * tree-mudflap.c (mf_artificial): New function.
4038         (execute_mudflap_function_ops, execute_mudflap_function_decls,
4039         mx_register_decls, mudflap_enqueue_decl): Use it.
4040
4041         PR target/51876
4042         * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
4043         numbers in the insn pattern.
4044
4045 2012-01-19  Michael Matz  <matz@suse.de>
4046
4047         PR tree-optimization/46590
4048         * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
4049         use it in remembering which conflicts we already created.
4050         (add_scope_conflicts): Adjust call to above, (de)allocate helper
4051         bitmap.
4052
4053 2012-01-19  Aldy Hernandez  <aldyh@redhat.com>
4054
4055         PR lto/51280
4056         * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
4057         (merge_and_complain): Same.
4058
4059 2012-01-19  Jakub Jelinek  <jakub@redhat.com>
4060
4061         PR bootstrap/50237
4062         * config/initfini-array.h: Guard content of the header
4063         with #ifdef HAVE_INITFINI_ARRAY.
4064         * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
4065         Add initfini-array.h to tm_file here.
4066         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
4067         * config.gcc: Don't add initfini-array.h to tm_file here.
4068         * configure: Regenerated.
4069
4070 2012-01-19  Andrey Belevantsev  <abel@ispras.ru>
4071
4072         PR rtl-optimization/51505
4073         * df-problems.c (df_kill_notes): New parameter live. Update comment.
4074         Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
4075         (df_note_bb_compute): Update the call to df_kill_notes.
4076
4077 2012-01-18  Aldy Hernandez  <aldyh@redhat.com>
4078
4079         * trans-mem.c (requires_barrier): Remove call to is_global_var.
4080
4081 2012-01-18  Richard Guenther  <rguenther@suse.de>
4082
4083         * tree-ssa.c (useless_type_conversion_p): Remove special-casing
4084         of conversions to void *.
4085
4086 2012-01-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4087             Richard Sandiford  <rdsandiford@googlemail.com>
4088
4089         PR middle-end/50325
4090         PR middle-end/51192
4091         * optabs.h (simplify_expand_binop): Declare.
4092         * optabs.c (simplify_expand_binop): Make global.
4093         * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
4094         endian targets if the source cannot be exactly covered by word
4095         mode chunks.
4096
4097 2012-01-17  Jakub Jelinek  <jakub@redhat.com>
4098
4099         PR bootstrap/51872
4100         * hard-reg-set.h (struct hard_reg_set_container): New type.
4101         * target.h (struct hard_reg_set_container): Forward declare.
4102         * target.def (set_up_by_prologue): New target hook.
4103         * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
4104         * doc/tm.texi: Regenerated.
4105         * function.c (thread_prologue_and_epilogue_insns): Change
4106         set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
4107         Call targetm.set_up_by_prologue on it.
4108         * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
4109         (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
4110
4111 2012-01-17  Nick Clifton  <nickc@redhat.com>
4112
4113         * config/rx/rx.c (rx_can_use_simple_return): New function.
4114         * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
4115         * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
4116
4117 2012-01-17  Richard Guenther  <rguenther@suse.de>
4118
4119         PR middle-end/51782
4120         * expr.c (expand_assignment): Take address-space information
4121         from the address operand of MEM_REF and TARGET_MEM_REF.
4122         (expand_expr_real_1): Likewise.
4123
4124 2012-01-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4125
4126         * ira.c (do_reload): Make sure ira_dump_file is re-set if no
4127         reload dump is requested.
4128
4129 2012-01-17  Aldy Hernandez  <aldyh@redhat.com>
4130
4131         PR other/51165
4132         * trans-mem.c (requires_barrier): Call may_be_aliased.
4133
4134 2012-01-17  Jakub Jelinek  <jakub@redhat.com>
4135
4136         PR tree-optimization/51877
4137         * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
4138         call arguments and fndecls compare equal, instead return false if they
4139         don't.  Return true only if lhs1 and lhs2 are either both NULL, or
4140         both SSA_NAMEs that are valueized the same, or they satisfy
4141         operand_equal_p.
4142
4143 2012-01-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4144
4145         * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
4146         Solaris 11+.
4147         * configure: Regenerate.
4148
4149