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1 2012-10-03  Alexandre Oliva <aoliva@redhat.com>
2
3         PR debug/53135
4         * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
5         when needed.
6
7 2012-10-02  H.J. Lu  <hongjiu.lu@intel.com>
8
9         Backported from mainline
10         2012-10-02  H.J. Lu  <hongjiu.lu@intel.com>
11
12         PR target/54785
13         * doc/invoke.texi: Document -mprefer-avx128.
14
15 2012-10-02  H.J. Lu  <hongjiu.lu@intel.com>
16
17         Backported from mainline
18         2012-10-02  H.J. Lu  <hongjiu.lu@intel.com>
19
20         PR target/54741
21         *  config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
22         (XSTATE_FP): Likewise.
23         (XSTATE_SSE): Likewise.
24         (XSTATE_YMM): Likewise.
25         (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
26         SSE and YMM states aren't supported.
27
28 2012-10-01  Tom de Vries  <tom@codesourcery.com>
29
30         * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
31         the prototype.
32
33 2012-10-01  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
34
35         PR target/54746
36         * config/s390/s390.c (s390_option_override): Add missing break.
37
38 2012-09-29  Andreas Tobler  <andreast@fgznet.ch>
39
40         Backport from mainline
41         2012-09-29  Andreas Tobler  <andreast@fgznet.ch>
42
43         * config.gcc: Replace 'host' with 'target' when configuring for
44         powerpc64*-*-freebsd.
45
46 2012-09-28  Meador Inge  <meadori@codesourcery.com>
47
48         Backport from mainline
49         2012-09-27  Meador Inge  <meadori@codesourcery.com>
50
51         * gcc-ar.c (main): Handle the returning of the sub-process error
52         code correctly.
53
54 2012-09-28  Georg-Johann Lay  <avr@gjlay.de>
55
56         Backport from 2012-09-28 trunk r191821.
57         * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
58
59 2012-09-27  Jakub Jelinek  <jakub@redhat.com>
60
61         PR target/54703
62         * simplify-rtx.c (simplify_binary_operation_1): Perform
63         (x - (x & y)) -> (x & ~y) optimization only for integral
64         modes.
65
66 2012-09-24  Eric Botcazou  <ebotcazou@adacore.com>
67
68         * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
69         TYPE_NONALIASED_COMPONENT flag.
70         * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
71         TYPE_NONALIASED_COMPONENT flag.
72
73 2012-09-21  Richard Guenther  <rguenther@suse.de>
74
75         PR middle-end/54638
76         Backport from mainline
77         2012-04-19  Richard Guenther  <rguenther@suse.de>
78
79         * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
80         array access.
81
82 2012-09-20  Joseph Myers  <joseph@codesourcery.com>
83
84         PR c/54552
85         * c-typeck.c (c_cast_expr): When casting to a type requiring
86         C_MAYBE_CONST_EXPR to be created, pass the inner expression to
87         c_fully_fold first.
88
89 2012-09-20  Joseph Myers  <joseph@codesourcery.com>
90
91         PR c/54103
92         * c-typeck.c (build_unary_op): Pass original argument of
93         TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
94         any C_MAYBE_CONST_EXPR, if it has integer operands.
95         (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
96         TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
97         to c_objc_common_truthvalue_conversion, then remove any
98         C_MAYBE_CONST_EXPR, if they have integer operands.  Use
99         c_objc_common_truthvalue_conversion not
100         c_common_truthvalue_conversion.
101         (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
102         call note_integer_operands for arguments with integer operands
103         that are not integer constants.
104
105 2012-09-20  Jakub Jelinek  <jakub@redhat.com>
106
107         Backported from mainline
108         2012-09-17  Jakub Jelinek  <jakub@redhat.com>
109
110         PR tree-optimization/54563
111         * tree-ssa-math-opts.c (execute_cse_sincos): Call
112         gimple_purge_dead_eh_edges if last call has been changed.
113
114         2012-09-14  Jakub Jelinek  <jakub@redhat.com>
115
116         PR target/54564
117         * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
118         instead of (match_dup 0) as second argument to vec_merge.
119         (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
120         Remove third alternative.
121         (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise.  Negate
122         operand 2 instead of operand 1, but put it as first argument
123         of fma.
124         * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
125         _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
126         of the first.
127
128 2012-09-20  Jakub Jelinek  <jakub@redhat.com>
129
130         * BASE-VER: Set to 4.7.3.
131         * DEV-PHASE: Set to prerelease.
132
133 2012-09-20  Release Manager
134
135         * GCC 4.7.2 released.
136
137 2012-09-15  Andi Kleen  <ak@linux.intel.com>
138
139         Backport from mainline
140         2012-09-07  Andi Kleen  <ak@linux.intel.com>
141
142         * gcc/lto-streamer.h (res_pair): Add.
143         (lto_file_decl_data): Replace resolutions with respairs.
144         Add max_index.
145         * gcc/lto/lto.c (lto_resolution_read): Remove max_index.  Add rp.
146         Initialize respairs.
147         (lto_file_finalize): Set up resolutions vector lazily from respairs.
148
149 2012-09-14  Walter Lee  <walt@tilera.com>
150
151         Backport from mainline.
152         2012-09-14  Walter Lee  <walt@tilera.com>
153
154         * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
155         option for TILEPro and TILE-Gx.
156
157 2012-09-13  Uros Bizjak  <ubizjak@gmail.com>
158
159         * config/i386/i386.h (x86_prefetchw): New global variable.
160         (TARGET_PREFETCHW): New macro.
161         * config/i386/i386.c (PTA_PREFETCHW): Ditto.
162         (processor_alias_table): Add PTA_PREFETCHW to
163         bdver1, bdver2 and btver1.
164         (ix86_option_override_internal): Set x86_prefetchw for
165         PTA_PREFETCHW targets.
166         * config/i386/i386.md (prefetch): Expand to prefetchw
167         for TARGET_PREFETCHW.
168         (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
169
170         Backport from mainline
171         2012-08-13  Uros Bizjak  <ubizjak@gmail.com>
172
173         * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
174         (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
175         Rename to ...
176         (*prefetch_sse): ... this.
177         (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
178         Rename to ...
179         (*prefetch_3dnow): ... this.
180
181 2012-09-13  Jakub Jelinek  <jakub@redhat.com>
182
183         PR c/54559
184         * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
185         COMPLEX_TYPE with in_late_binary_op set temporarily to true.
186
187 2012-09-12  Teresa Johnson  <tejohnson@google.com>
188
189         Backport from mainline.
190         2012-09-12  Teresa Johnson  <tejohnson@google.com>
191
192         PR gcov-profile/54487
193         * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
194         test using F_SETLKW with fcntl.
195         * configure, config.in: Regenerate.
196
197 2012-09-12  Uros Bizjak  <ubizjak@gmail.com>
198
199         Backport from mainline
200         2012-09-12  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>
201
202         * config/i386/i386.md : Comments on fma4 instruction selection
203         reflect requirement on register pressure based cost model.
204
205         * config/i386/driver-i386.c (host_detect_local_cpu): fma4
206         flag is set-reset as informed by the cpuid flag.
207
208         * config/i386/i386.c (processor_alias_table): fma4
209         flag is enabled for bdver2.
210
211 2012-09-12  Christian Bruel  <christian.bruel@st.com>
212
213        * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
214
215 2012-09-12  Jakub Jelinek  <jakub@redhat.com>
216
217         * config.gcc: Obsolete picochip-*.
218
219 2012-09-11  Richard Guenther  <rguenther@suse.de>
220
221         PR debug/54534
222         * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
223         on flag_toplevel_reorder.
224
225 2012-09-10  Richard Henderson  <rth@redhat.com>
226
227         * config/alpha/predicates.md (small_symbolic_operand): Disallow
228         large offsets.
229
230 2012-09-10  Georg-Johann Lay  <avr@gjlay.de>
231
232         Backport from 2012-09-10 mainline r191132.
233
234         PR target/54536
235         * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
236
237 2012-09-10  Markus Trippelsdorf  <markus@trippelsdorf.de>
238
239         PR middle-end/54515
240         * tree-sra.c (disqualify_base_of_expr): Check for possible
241         NULL_TREE returned by get_base_address()
242
243 2012-09-07  Richard Guenther  <rguenther@suse.de>
244
245         Backport from mainline
246         2012-06-26  Jan Hubicka  <jh@suse.cz>
247
248         PR lto/53572
249         * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
250         used symbols.
251
252 2012-09-07  Richard Guenther  <rguenther@suse.de>
253
254         Backport from mainline
255         2012-07-13  Richard Guenther  <rguenther@suse.de>
256
257         PR tree-optimization/53922
258         * tree-vrp.c (value_inside_range): Change prototype to take
259         min/max instead of value-range.
260         (range_includes_zero_p): Likewise.  Return the result from
261         value_inside_range.
262         (extract_range_from_binary_expr_1): Adjust to handle dont-know
263         return value from range_includes_zero_p.
264         (extract_range_from_unary_expr_1): Likewise.
265         (compare_range_with_value): Likewise.
266         (vrp_meet_1): Likewise.
267
268 2012-09-07  Richard Guenther  <rguenther@suse.de>
269
270         PR middle-end/53667
271         * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
272         EAF_NOESCAPED arguments.  Transitively close non-EAF_DIRECT
273         arguments separately.
274
275 2012-09-07  Jakub Jelinek  <jakub@redhat.com>
276
277         Backported from mainline
278         2012-09-06  Jakub Jelinek  <jakub@redhat.com>
279
280         PR rtl-optimization/54455
281         * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
282         bb ends up with asm goto referencing bb's label.
283
284 2012-09-07  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
285
286         Backport from mainline.
287         2012-08-29  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
288                     Richard Earnshaw  <richard.earnshaw@arm.com>
289
290         PR target/54252
291         * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
292         element size. Use elem_type from the formal parameter. New parameter
293         fcode.
294         (neon_expand_args): Adjust call to neon_dereference_pointer.
295
296 2012-09-06  Uros Bizjak  <ubizjak@gmail.com>
297
298         * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
299         reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
300
301 2012-09-06  Uros Bizjak  <ubizjak@gmail.com>
302
303         Backport from mainline
304         2012-08-11  Uros Bizjak  <ubizjak@gmail.com>
305
306         * config/i386/i386.md (isa): Add fma and fma4.
307         (enabled): Handle fma and fma4.
308         * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
309         (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
310         (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
311         (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
312         (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
313         (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
314
315         2012-08-10  Uros Bizjak  <ubizjak@gmail.com>
316
317         * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
318         *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
319         *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
320
321 2012-09-06  Richard Guenther  <rguenther@suse.de>
322
323         PR tree-optimization/54498
324         * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
325         abort when reaching an already visited region.
326         * tree-ssa-alias.c (maybe_skip_until): Likewise.  And do it.
327         (get_continuation_for_phi_1): Likewise.
328         (walk_non_aliased_vuses): When we translated the reference,
329         abort when we re-visit a region.
330         * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
331
332 2012-09-06  Andrew Pinski  <apinski@cavium.com>
333
334         PR tree-opt/54494
335         * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
336
337 2012-09-05  Jakub Jelinek  <jakub@redhat.com>
338
339         PR middle-end/54486
340         * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
341         build_int_cst with size_type_node instead of size_int.
342
343 2012-09-05  Georg-Johann Lay  <avr@gjlay.de>
344
345         Backport from 2012-09-05 mainline r190697.
346
347         PR target/54461
348         * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
349         configured --with-avrlibc.
350         (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
351         --with-avrlibc.
352         * config/avr/avrlibc.h: New file.
353         * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
354         configured --with-avrlibc.
355         * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
356
357 2012-09-05  Bin Cheng  <bin.cheng@arm.com>
358
359         Backport from 2012-09-04 mainline r190919
360
361         PR target/45070
362         * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
363         of size less than 4 bytes by using macro ARM_NUM_INTS.
364         (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
365
366 2012-09-04  Richard Henderson  <rth@redhat.com>
367
368         * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
369
370 2012-09-04  Georg-Johann Lay  <avr@gjlay.de>
371
372         Backport from 2012-09-04 mainline r190920
373
374         PR target/54476
375         * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
376
377 2012-09-04  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
378
379         Backport from 2012-09-04 mainline r190914
380
381         PR target/54220
382         * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
383         define to...
384         (avr_allocate_stack_slots_for_args): ...this new static function.
385
386 2012-09-03  H.J. Lu  <hongjiu.lu@intel.com>
387
388         Backported from mainline
389         2012-08-23  H.J. Lu  <hongjiu.lu@intel.com>
390
391         PR driver/54335
392         * doc/invoke.texi: Add -da and remove -dm.
393
394 2012-09-03  Jakub Jelinek  <jakub@redhat.com>
395
396         Backported from mainline
397         2012-09-01  Jakub Jelinek  <jakub@redhat.com>
398
399         PR target/54436
400         * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
401         operands[1] is CONST_INT_P, convert it to QImode before printing.
402
403         2012-08-31  Jakub Jelinek  <jakub@redhat.com>
404
405         PR c/54428
406         * c-convert.c (convert): Don't call fold_convert_loc if
407         TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
408         is a COMPLEX_EXPR.  Remove TYPE_MAIN_VARIANT check from
409         COMPLEX_TYPE -> COMPLEX_TYPE conversion.
410
411         2012-08-24  Jakub Jelinek  <jakub@redhat.com>
412
413         PR c/54363
414         * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
415         if init is a CONSTRUCTOR.
416
417 2012-09-02  Eric Botcazou  <ebotcazou@adacore.com>
418
419         PR rtl-optimization/54369
420         * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
421         calling dbr_schedule.
422         * config/sparc/sparc.c (sparc_reorg): Likewise.
423
424 2012-08-31  Kirill Yukhin  <kirill.yukhin@intel.com>
425
426         Backport from mainline
427         2012-08-23  Yuri Rumyantsev  <ysrumyan@gmail.com>
428
429         * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
430         case for Atom processor.
431
432 2012-08-28  Uros Bizjak  <ubizjak@gmail.com>
433
434         Backport from mainline
435         2012-08-27  Uros Bizjak  <ubizjak@gmail.com>
436
437         PR target/46254
438         * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
439         true for TARGET_64BIT or !flag_pic.
440         * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
441         (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
442         to cmpxchg8b_pic_memory_operand.  Use DWIH mode iterator.
443         Add insn constraint.  Conditionally emit xchg asm insns.
444         (atomic_compare_and_swap<mode>): Update calls.  Check only
445         cmpxchg8b_pic_memory_operand in memory address fixup.
446         (DCASMODE): Remove.
447         (CASHMODE): Rename from DCASHMODE.
448         (doublemodesuffix): Update modes.
449         (regprefix): New mode attribute.
450
451         (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
452         <UNSPECV_CMPXCHG>: New constant.
453         (atomic_compare_and_swap<mode>_1): Rename from
454         atomic_compare_and_swap_single<mode>.  Update calls and
455         unspec_volatile constants.
456         (atomic_compare_and_swap<mode>_doubleword): Rename from
457         atomic_compare_and_swap_double<mode>.  Update calls and
458         unspec_volatile constants.
459
460 2012-08-28  Walter Lee  <walt@tilera.com>
461
462         Backport from mainline
463         2012-08-28  Walter Lee  <walt@tilera.com>
464
465         * confg/tilegx/tilegx.md: Fix code style.
466         (*zero_extendsidi_truncdisi): Fix typo.
467         * config/tilegx/tilegx.c: Fix code style.
468         (tilegx_function_profiler): Fix typo.
469
470 2012-08-27  Walter Lee  <walt@tilera.com>
471
472         Backport from mainline
473         2012-08-27  Walter Lee  <walt@tilera.com>
474
475         * doc/md.texi (TILE-Gx): Fix typo.
476
477 2012-08-27  Walter Lee  <walt@tilera.com>
478
479         Backport from mainline
480         2012-08-27  Walter Lee  <walt@tilera.com>
481
482         * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
483         * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
484
485 2012-08-27  Walter Lee  <walt@tilera.com>
486
487         Backport from mainline
488         2012-08-27  Walter Lee  <walt@tilera.com>
489
490         * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
491         (insn_bfins): Delete.
492
493 2012-08-27  Walter Lee  <walt@tilera.com>
494
495         Backport from mainline
496         2012-08-27  Walter Lee  <walt@tilera.com>
497
498         * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
499         atomic_exchange_bare<mode>,
500         atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
501         * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
502         * config/tilegx/tilegx.md (type): Add X1_remove.
503         (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
504         insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
505         insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
506         X1_remote.
507
508 2012-08-25  Eric Botcazou  <ebotcazou@adacore.com>
509
510         PR rtl-optimization/54088
511         * jump.c (delete_related_insns): Robustify latest change.
512
513 2012-08-21  Richard Guenther  <rguenther@suse.de>
514
515         Backport from mainline
516         2012-08-16  Richard Guenther  <rguenther@suse.de>
517
518         PR middle-end/54146
519         * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
520         exit vector.
521         * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
522         * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
523         * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
524         * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
525         (tree_ssa_lim_finalize): Free all mem_refs.
526         * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
527         scc when bailing out.
528         * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
529         * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
530         * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
531         FOR_EACH_LOOP_BREAK.
532
533         2012-08-17  Richard Guenther  <rguenther@suse.de>
534
535         * tree-sra.c (modify_function): Free redirect_callers vector.
536         * ipa-split.c (split_function): Free args_to_pass vector.
537         * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
538         vec_oprnds.
539         (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
540         * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
541         (vect_analyze_slp_instance): Free everything.
542         (destroy_bb_vec_info): Free the SLP instances.
543
544         2012-08-17  Richard Guenther  <rguenther@suse.de>
545
546         * params.def (integer-share-limit): Decrease from 256 to 251,
547         add rationale.
548
549         2012-08-21  Richard Guenther  <rguenther@suse.de>
550
551         * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
552         the affine expansion cache.
553
554 2012-08-20  Patrick Marlier  <patrick.marlier@gmail.com>
555
556         Backported from trunk
557         2012-08-20  Patrick Marlier  <patrick.marlier@gmail.com>
558
559         PR middle-end/53992
560         * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
561
562 2012-08-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
563
564         Backport from mainline.
565         2012-08-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
566
567         PR target/54212
568         * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
569         mark as predicable. Adjust asm template.
570         (vec_setv2di_internal): Likewise.
571         (vec_extract<mode> VD, VQ): Likewise.
572         (vec_extractv2di): Likewise.
573         (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
574         (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
575         (neon_vdup_n<mode> VX, V32): Likewise.
576         (neon_vdup_nv2di): Likewise.
577
578 2012-08-17  Walter Lee  <walt@tilera.com>
579
580         Backport from mainline
581         2012-08-17  Walter Lee  <walt@tilera.com>
582
583         * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
584         (FEEDBACK_ENTER): Define.
585         (FEEDBACK_REENTER): Define.
586         (FEEDBACK_ENTRY): Define.
587         * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
588         (FEEDBACK_ENTER): Define.
589         (FEEDBACK_REENTER): Define.
590         (FEEDBACK_ENTRY): Define.
591
592 2012-08-16  Walter Lee  <walt@tilera.com>
593
594         Backport from mainline
595         2012-08-16  Walter Lee  <walt@tilera.com>
596
597         * config.gcc (tilegx-*-linux*): Add feedback.h.
598         (tilepro-*-linux*): Likewise.
599         * config/tilegx/feedback.h: New file.
600         * config/tilepro/feedback.h: New file.
601
602 2012-08-08  Pavel Chupin  <pavel.v.chupin@intel.com>
603
604         Backport from mainline r189840 and r187586:
605         2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
606
607         * config/i386/i386.md (stack_protect_set): Disable the pattern
608         for Android since Android libc (bionic) does not provide random
609         value for stack protection guard at gs:0x14. Guard value
610         will be provided from external symbol (default implementation).
611         (stack_protect_set_<mode>): Likewise.
612         (stack_protect_test): Likewise.
613         (stack_protect_test_<mode>): Likewise.
614         * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
615         not have Bionic by default
616         * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
617         Macro OPTION_BIONIC is defined in this file and provides Bionic
618         accessibility status
619
620         2012-05-16  Igor Zamyatin  <igor.zamyatin@intel.com>
621
622         * configure.ac: Stack protector enabling for Android targets.
623         * configure: Regenerate.
624
625 2012-08-13  Jakub Jelinek  <jakub@redhat.com>
626
627         Backported from trunk
628         2012-07-19  Jakub Jelinek  <jakub@redhat.com>
629
630         PR rtl-optimization/53942
631         * function.c (assign_parm_setup_reg): Avoid zero/sign extension
632         directly from likely spilled non-fixed hard registers, move them
633         to pseudo first.
634
635 2012-08-11  Uros Bizjak  <ubizjak@gmail.com>
636
637         * config/i386/sse.md (xop_phaddbq):  Fix vec_select selectors.
638         (xop_phaddubq): Ditto.
639
640 2012-08-10  Ulrich Weigand  <ulrich.weigand@linaro.org>
641
642         Backport from mainline
643         2012-07-30  Ulrich Weigand  <ulrich.weigand@linaro.org>
644                     Richard Earnshaw  <rearnsha@arm.com>
645
646         * target.def (vector_alignment): New target hook.
647         * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
648         * doc/tm.texi: Regenerate.
649         * targhooks.c (default_vector_alignment): New function.
650         * targhooks.h (default_vector_alignment): Add prototype.
651         * stor-layout.c (layout_type): Use targetm.vector_alignment.
652         * config/arm/arm.c (arm_vector_alignment): New function.
653         (TARGET_VECTOR_ALIGNMENT): Define.
654
655         * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
656         vector type alignment instead of size.
657         * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
658         element type size directly instead of computing it from alignment.
659         Fix variable naming and comment.
660
661 2012-08-09  Uros Bizjak  <ubizjak@gmail.com>
662
663         Backport from mainline
664         2012-08-09  Uros Bizjak  <ubizjak@gmail.com>
665
666         * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
667         (alpha_pad_function_end): ... this.  Also insert NOP between
668         sibling call and GP load.
669         (alpha_reorg): Update call to alpha_pad_function_end.  Expand comment.
670
671 2012-08-09  H.J. Lu  <hongjiu.lu@intel.com>
672
673         Backport from mainline
674         2012-08-08  Richard Sandiford  <rdsandiford@googlemail.com>
675                     H.J. Lu  <hongjiu.lu@intel.com>
676
677         PR rtl-optimization/54157
678         * combine.c (gen_lowpart_for_combine): Don't return identity
679         for CONST or symbolic reference.
680
681 2012-08-06  Uros Bizjak  <ubizjak@gmail.com>
682
683         Backport from mainline
684         2012-07-23  Uros Bizjak  <ubizjak@gmail.com>
685
686         * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
687         * config/i386/i386.c (ix86_lea_outperforms): Make static.  Make
688         split_cost argument signed.
689         (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
690         (ix86_avoid_lea_for_addr): Ditto.
691
692         2012-07-27  Uros Bizjak  <ubizjak@gmail.com>
693
694         * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
695         the address has less than two components.
696
697 2012-08-02  Steve Ellcey  <sellcey@mips.com>
698
699         Backport from mainline
700         2012-07-19  Steve Ellcey  <sellcey@mips.com>
701
702         * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
703         MIPS16 mode.
704
705 2012-08-02  Uros Bizjak  <ubizjak@gmail.com>
706
707         Backport from mainline
708         2012-07-24  Uros Bizjak  <ubizjak@gmail.com>
709
710         PR target/53961
711         * config/i386/i386.c (ix86_legitimate_address_p): Move check for
712         negative constant address for TARGET_X32 ...
713         (ix86_decompose_address): ... here.  Reject constant addresses
714         that don't satisfy x86_64_immediate_operand predicate.
715
716         2012-07-23  Uros Bizjak  <ubizjak@gmail.com>
717
718         PR target/53961
719         * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
720         * config/i386/i386.c (ix86_print_operand_address): Ditto.
721         (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
722         addresses.  Prevent zero extensions of CONST_INT operands.
723
724         2012-07-22  Uros Bizjak  <ubizjak@gmail.com>
725
726         PR target/53961
727         * config/i386/i386.md (*lea): New insn pattern.
728         (*lea_1): Remove.
729         (*lea<mode>_2): Ditto.
730         (*lea_{3,4,5,6}_zext): Ditto.
731         * config/i386/predicates.md (lea_address_operand): Do not reject
732         zero-extended address operands.
733         * config/i386/constraints.md (j): Remove address constraint.
734         * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
735         of an address.
736         (ix86_print_operand_address): Handle SImode subreg of an address.
737         (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
738
739 2012-08-01  Uros Bizjak  <ubizjak@gmail.com>
740
741         Backport from mainline
742         2012-03-09  Uros Bizjak  <ubizjak@gmail.com>
743
744         PR target/52530
745         * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
746         (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
747         to set code to 'q'.
748         * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
749         (*movdi_internal_rex64): Use %E operand modifier for lea.
750         (*movsi_internal): Ditto.
751         (*lea_1): Ditto.
752         (*lea<mode>_2): Ditto.
753         (*lea_{3,4,5,6}_zext): Ditto.
754         (*tls_global_dynamic_32_gnu): Ditto.
755         (*tls_global_dynamic_64): Ditto.
756         (*tls_dynamic_gnu2_lea_32): Ditto.
757         (*tls_dynamic_gnu2_lea_64): Ditto.
758         (pro_epilogue_adjust_stack_<mode>_add): Ditto.
759
760 2012-08-01  Uros Bizjak  <ubizjak@gmail.com>
761
762         Backport from mainline
763         2012-08-01  Uros Bizjak  <ubizjak@gmail.com>
764
765         * config/i386/i386.c (ix86_address_subreg_operand): Reject
766         stack pointer.
767         (ix86_print_operand_address): Assert that parts.base and parts.index
768         are non-NULL after call to simplify_subreg.
769
770 2012-07-22  Oleg Endo  <olegendo@gcc.gnu.org>
771
772         PR target/33135
773         * config/sh/sh.opt (mieee): Use Var instead of Mask.  Correct
774         description.
775         * config/sh/sh.c (sh_option_override): Do not change
776         flag_finite_math_only.  Set TARGET_IEEE to complement of
777         flag_finite_math_only.
778         * doc/invoke.texi (SH options): Add mno-ieee.  Correct
779         description of mieee and mno-ieee behavior.
780
781 2012-07-20  Kirill Yukhin  <kirill.yukhin@intel.com>
782
783         PR target/53877
784         * config/i386/lzcntintrin.h (_lzcnt_u32): New.
785         (_lzcnt_u64): Ditto.
786
787 2012-07-20  Andrey Belevantsev  <abel@ispras.ru>
788
789         Backport from mainline
790         2012-03-06  Andrey Belevantsev  <abel@ispras.ru>
791
792         PR rtl-optimization/52250
793         * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
794         to put note list into.  Unconditionally call move_bb_info.
795         (move_bb_info): Do not assert the blocks being in the same region,
796         just drop the note list if they are not.
797
798 2012-07-19  Eric Botcazou  <ebotcazou@adacore.com>
799
800         * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
801
802 2012-07-19  Eric Botcazou  <ebotcazou@adacore.com>
803
804         * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
805         defining statement is a SSA name that occurs in abnormal PHIs.
806
807 2012-07-19  Eric Botcazou  <ebotcazou@adacore.com>
808
809         * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
810         conversions.
811
812 2012-07-19  Richard Guenther  <rguenther@suse.de>
813             Eric Botcazou  <ebotcazou@adacore.com>
814
815         * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
816         about transition from invariant to known bits.
817         (likely_value): Addresses with UNDEFINED components are UNDEFINED.
818
819 2012-07-19  Jakub Jelinek  <jakub@redhat.com>
820
821         PR middle-end/54017
822         * tree-cfgcleanup.c (cleanup_omp_return): Remove.
823         (cleanup_tree_cfg_bb): Don't call it.
824         * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
825         handling.
826
827 2012-07-19  Christian Bruel  <christian.bruel@st.com>
828
829         PR target/54029
830         * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
831
832 2012-07-18  Ralf Cors├ępius  <ralf.corsepius@rtems.org>
833
834         * config.gcc (v850-*-rtems*): New target.
835         * config/v850/rtems.h: New.
836         * config/v850/t-rtems: New.
837
838 2012-07-18  Nick Clifton  <nickc@redhat.com>
839
840         * doc/invoke.texi (ARM Options): Document -munaligned-access.
841
842 2012-07-15  Uros Bizjak  <ubizjak@gmail.com>
843
844         PR target/53961
845
846         Backport from mainline
847         2012-04-25  Jakub Jelinek  <jakub@redhat.com>
848
849         PR target/53110
850         * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
851         instead expand it as zero extension.
852
853 2012-07-14  Uros Bizjak  <ubizjak@gmail.com>
854
855         * config/i386/i386.md (QImode and HImode cmove splitters): Merge
856         QImode and HImode splitters.  Use ix86_comparison_operator.
857         Explicitly match FLAGS_REG.
858         (DFmode cmove splitter): Explicitly match FLAGS_REG.
859
860 2012-07-13  Richard Sandiford  <rdsandiford@googlemail.com>
861             Steven Bosscher  <steven@gcc.gnu.org>
862             Bernd Schmidt  <bernds@codesourcery.com>
863
864         PR rtl-optimization/53908
865         * df-problems.c (can_move_insns_across): When doing
866         memory-reference book-keeping, handle call insns.
867
868 2012-07-10  Uros Bizjak  <ubizjak@gmail.com>
869
870         Backport from mainline
871         2012-07-03  Uros Bizjak  <ubizjak@gmail.com>
872
873         PR target/53811
874         * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
875         sibcall_insn_operand.  Move it to a temporary register if not.
876
877         2012-07-06  Uros Bizjak  <ubizjak@gmail.com>
878
879         PR target/53853
880         * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
881         emit PIC sequence for fnaddr symbol reference in advance.
882
883 2012-07-09  Jason Merrill  <jason@redhat.com>
884
885         PR c++/53882
886         * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
887         (type_hash_eq): Likewise.
888
889         PR c++/53826
890         * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
891
892 2012-07-07  Ulrich Weigand  <ulrich.weigand@linaro.org>
893
894         * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
895         due to negative shift amount.
896
897 2012-07-06  Kai Tietz  <ktietz@redhat.com>
898
899         Backport from mainline.
900         PR bootstrap/52947
901         * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
902         as "/mingw/include".
903
904 2012-07-06  Nick Clifton  <nickc@redhat.com>
905
906         * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
907         default_encode_section_info.
908
909 2012-07-06  Richard Guenther  <rguenther@suse.de>
910
911         Backport from mainline
912         2012-03-30  Richard Guenther  <rguenther@suse.de>
913
914         PR middle-end/52786
915         * double-int.c (rshift_double): Remove not needed cast.
916
917         2012-03-28  Richard Guenther  <rguenther@suse.de>
918
919         PR middle-end/50708
920         * double-int.h (rshift_double): Remove.
921         * double-int.c (lshift_double): Use absu_hwi to make count
922         positive.
923         (rshift_double): Make static, take unsigned count argument,
924         remove handling of negative count argument.
925         (double_int_rshift): Dispatch to lshift_double.
926
927 2012-07-06  Richard Guenther  <rguenther@suse.de>
928
929         Backport from mainline
930         2012-06-18  Richard Guenther  <rguenther@suse.de>
931
932         PR tree-optimization/53693
933         * tree-vect-patterns.c (vect_operation_fits_smaller_type):
934         Reject operands with more than one use.
935
936 2012-07-06  Richard Guenther  <rguenther@suse.de>
937
938         Backport from mainline
939         2012-04-11  Richard Guenther  <rguenther@suse.de>
940
941         PR middle-end/52621
942         * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
943         consider loop nesting.
944         (evolution_function_is_univariate_p): Properly check the remainder
945         for chrecs.
946
947 2012-07-05  Pat Haugen <pthaugen@us.ibm.com>
948
949         Backport from mainline
950         2012-05-24  Pat Haugen <pthaugen@us.ibm.com>
951
952         * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
953         rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
954         (adjacent_mem_locations): Move some code to and call...
955         (get_memref_parts): ...new function.
956         (mem_locations_overlap): New function.
957         (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
958         (is_mem_ref): Rename to...
959         (find_mem_ref): ...this. Return MEM rtx.
960         (get_store_dest): Remove function.
961         (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
962         new parameter and adjust calls.
963         (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
964         mem refs overlap for true_store_to_load_dep_costly.
965         (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
966         passed to adjacent_mem_locations.
967         (is_costly_group): Walk resolved dependency list.
968         (force_new_group): Emit group ending nop for Power6/Power7.
969         * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
970         (group_ending_nop): New define_insn.
971
972 2012-07-04  Richard Guenther  <rguenther@suse.de>
973
974         PR middle-end/53433
975         * gimple-fold.c (get_base_constructor): Do not return an
976         error_mark_node DECL_INITIAL.
977
978 2012-07-04  Uros Bizjak  <ubizjak@gmail.com>
979
980         Backport from mainline
981         2012-07-03  Uros Bizjak  <ubizjak@gmail.com>
982
983         * config/i386/i386.c (ix86_option_override_internal): Fix wrong
984         code model string in the error message.
985
986 2012-07-04  Tristan Gingold  <gingold@adacore.com>
987
988         Backport from mainline.
989         2012-06-25  Tristan Gingold  <gingold@adacore.com>
990
991         * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
992         (seh_cfa_adjust_cfa): ... that function.
993         (seh_emit_stackalloc): Do not emit out of range values.
994         * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
995         UNSPEC_DEF_CFA constants.
996         * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
997         * config/i386/i386.c (ix86_frame_pointer_required): Required
998         for very large frames on SEH target.
999         (ix86_compute_frame_layout): Save area is before frame pointer
1000         on SEH target.  Handle very large frames.
1001         (ix86_expand_prologue): Likewise.
1002
1003 2012-07-04  Richard Guenther  <rguenther@suse.de>
1004
1005         * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
1006         as in free_lang_data_in_type.
1007
1008 2012-07-02  Martin Jambor  <mjambor@suse.cz>
1009
1010         Backport from mainline.
1011         2012-07-02  Martin Jambor  <mjambor@suse.cz>
1012
1013         PR middle-end/38474
1014         * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
1015         dynamic type change check.
1016
1017 2012-06-29  Eric Botcazou  <ebotcazou@adacore.com>
1018
1019         * tree-eh.c (lower_try_finally_switch): Really put the location of the
1020         last statement of the finally block onto the switch.
1021
1022 2012-06-29  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1023
1024         * configure: Regenerate.
1025
1026         Backport from mainline.
1027         2012-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1028
1029         * config.gcc (target_type_format_char): New. Document it. Set it for
1030         arm*-*-* .
1031         * configure.ac (gnu_unique_option): Use target_type_format_char
1032         in test.  Comment rationale.
1033
1034 2012-06-29  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1035
1036         Backport from mainline.
1037         2012-05-30  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1038
1039         * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
1040
1041 2012-06-28  Georg-Johann Lay  <avr@gjlay.de>
1042
1043         Backport from 2012-06-28 mainline r189049
1044
1045         PR 53595
1046         * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
1047         * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
1048         * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
1049         avr_hard_regno_call_part_clobbered.
1050
1051 2012-06-28  Richard Guenther  <rguenther@suse.de>
1052
1053         PR middle-end/53790
1054         * expr.c (expand_expr_real_1): Verify if the type is complete
1055         before inspecting its size.
1056
1057 2012-06-27  Nick Clifton  <nickc@redhat.com>
1058
1059         * config/rx/rx.md (comparesi3_extend): Remove = modifier from
1060         input operand.
1061
1062 2012-06-26  Alexandre Oliva  <aoliva@redhat.com>
1063
1064         PR debug/53682
1065         * cselib.c (promote_debug_loc): Don't crash on NULL argument.
1066
1067 2012-06-26  Nick Clifton  <nickc@redhat.com>
1068
1069         * config/rx/rx.md (simple_return): Use the simple_return rtx.
1070
1071 2012-06-25  Jakub Jelinek  <jakub@redhat.com>
1072
1073         PR target/53759
1074         * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
1075         of x x x in the vmovlps load alternative.
1076
1077 2012-06-22  Richard Guenther  <rguenther@suse.de>
1078
1079         * gcov-iov.c: Include bconfig.h and system.h.
1080
1081 2012-06-22  Richard Guenther  <rguenther@suse.de>
1082
1083         PR gcov-profile/53744
1084         * gcov-iov.c (main): Treat "" and "prerelease" the same.
1085
1086 2012-06-22  Eric Botcazou  <ebotcazou@adacore.com>
1087
1088         * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
1089         DECL_IGNORED_P non-reg vars even if they are used.
1090
1091 2012-06-19  Jason Merrill  <jason@redhat.com>
1092
1093         PR c++/52637
1094         * dwarf2out.c (modified_type_die): Use scope_die_for.
1095         (gen_type_die_with_usage, dwarf2out_finish): Likewise.
1096         (uses_local_type_r, uses_local_type): New.
1097         (scope_die_for): Keep a type that uses a local type in local scope.
1098         Use get_context_die for namespace and type scope.
1099
1100 2012-06-19  Richard Guenther  <rguenther@suse.de>
1101
1102         PR middle-end/53470
1103         * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
1104         replace it with the first non-BLOCK context.
1105
1106 2012-06-18  Vladimir Makarov  <vmakarov@redhat.com>
1107
1108         PR rtl-optimization/53700
1109
1110         Backport from mainline
1111         2012-03-29  Vladimir Makarov  <vmakarov@redhat.com>
1112
1113         * ira-color.c (setup_left_conflict_sizes_p): Process all
1114         conflicting objects.
1115
1116 2012-06-18  Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1117
1118         Backport from mainline
1119         2012-05-09 Uros Bizjak  <ubizjak@gmail.com>
1120
1121         PR target/52908
1122         * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
1123         xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
1124         (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
1125         instead of xop_mulv2div2di3_low.
1126         (xop_p<macs>dql): Fix vec_select selector.
1127         (xop_p<macs>dqh): Ditto.
1128         (xop_mulv2div2di3_low): Remove insn_and_split pattern.
1129         (xop_mulv2div2di3_high): Ditto.
1130
1131 2012-06-17  Uros Bizjak  <ubizjak@gmail.com>
1132
1133         Backport from mainline:
1134         2012-06-17  Uros Bizjak  <ubizjak@gmail.com>
1135
1136         * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
1137
1138 2012-06-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1139
1140         Backport from mainline:
1141         2012-06-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1142
1143         * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
1144         * config/pa/pa.c (pa_attr_length_millicode_call): Use
1145         MAX_PCREL17F_OFFSET instead of fixed offset.
1146         (pa_attr_length_call): Likewise.
1147         (pa_attr_length_indirect_call): Likewise.
1148
1149 2012-06-15  Walter Lee  <walt@tilera.com>
1150
1151         Backport from mainline:
1152         2012-06-15  Walter Lee  <walt@tilera.com>
1153
1154         * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
1155
1156         2012-06-14  Maxim Kuvyrkov  <maxim@codesourcery.com>
1157
1158         * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
1159
1160 2012-06-15  Aldy Hernandez  <aldyh@redhat.com>
1161
1162         Backport from mainline:
1163
1164         2012-05-31  Aldy Hernandez  <aldyh@redhat.com>
1165         * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
1166         * gimple.h (block_in_transaction): Check for flag_tm.
1167
1168 2012-06-14  Aldy Hernandez  <aldyh@redhat.com>
1169
1170         PR tree-optimization/52558
1171
1172         Backport from mainline:
1173         2012-05-21  Aldy Hernandez  <aldyh@redhat.com>
1174         * gimple.h (gimple_set_in_transaction): Remove.
1175         (gimple_in_transaction): Look in BB instead.
1176         (gimple_statement_base): Remove in_transaction field.
1177         * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
1178         * trans-mem.c (compute_transaction_bits): Place transaction bit
1179         information into basic blocks.
1180
1181         2012-05-31  Aldy Hernandez  <aldyh@redhat.com>
1182
1183         PR tree-optimization/52558
1184         * cfg.c (alloc_aux_for_edge): Fix comment.
1185         (alloc_aux_for_edge): Remove static.
1186         * basic-block.h (alloc_aux_for_edge): Protoize.
1187         * tree-ssa-loop-im.c (execute_sm_if_changed): New.
1188         (execute_sm_if_changed_flag): New.
1189         (execute_sm_if_changed_flag_set): New.
1190         (execute_sm): Do not generate data races unless requested.
1191         (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
1192         (tree_ssa_lim_finalize): Call free_aux_for_edges.
1193         * gimple.h (block_in_transaction): New.
1194         (gimple_in_transaction): Use block_in_transaction.
1195
1196 2012-06-14  Jakub Jelinek  <jakub@redhat.com>
1197
1198         Backported from mainline
1199         2012-06-12  Jakub Jelinek  <jakub@redhat.com>
1200
1201         PR rtl-optimization/53589
1202         * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
1203         discovery even when e->dest != target.  If any LABEL_REF points
1204         to e->dest label, redirect it to target's label.
1205
1206         2012-06-07  Jakub Jelinek  <jakub@redhat.com>
1207
1208         PR middle-end/53580
1209         * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
1210         returns false, replace stmt with GIMPLE_NOP.
1211         (check_omp_nesting_restrictions): Instead of issuing warnings,
1212         issue errors and return false if any errors were reported.
1213
1214 2012-06-14  Richard Guenther  <rguenther@suse.de>
1215
1216         * BASE-VER: Set to 4.7.2.
1217         * DEV-PHASE: Set to prerelease.
1218
1219 2012-06-12  Christian Bruel  <christian.bruel@st.com>
1220
1221         PR target/53621
1222         * config/sh/sh.c (sh_option_override): Don't force
1223          flag_omit_frame_pointer and maccumulate_outgoing_args.
1224         * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
1225
1226 2012-06-14  Release Manager
1227
1228         * GCC 4.7.1 released.
1229
1230 2012-06-13  Uros Bizjak  <ubizjak@gmail.com>
1231
1232         * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
1233
1234 2012-06-13  Richard Henderson  <rth@redhat.com>
1235
1236         * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
1237         iterator instead of INT.
1238
1239 2012-06-08  Richard Henderson  <rth@redhat.com>
1240
1241         PR c++/53602
1242         * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
1243         note to a clobber insn when no other insn is available.
1244
1245 2012-06-04  Paolo Carlini  <paolo.carlini@oracle.com>
1246
1247         PR c++/53524
1248         * doc/invoke.texi (Wenum-compare): Update documentation.
1249
1250 2012-06-04  Edmar Wienskoski  <edmar@freescale.com>
1251
1252         PR target/53559
1253         * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
1254         operands.
1255         (altivec_stvlxl): Ditto.
1256         (altivec_stvrx): Ditto.
1257         (altivec_stvrxl): Ditto.
1258
1259 2012-06-04  Aldy Hernandez  <aldyh@redhat.com>
1260
1261         PR middle-end/47530
1262         * trans-mem.c (expand_block_edges): Do not skip the first
1263         statement when resetting the BB.
1264
1265 2012-06-04  Richard Guenther  <rguenther@suse.de>
1266
1267         PR middle-end/53471
1268         * dwarf2out.c (dwarf2out_finish): If generating LTO do not
1269         create new assembler names.
1270
1271 2012-06-04  Richard Guenther  <rguenther@suse.de>
1272
1273         Backport from mainline
1274         2012-04-25  Jakub Jelinek  <jakub@redhat.com>
1275
1276         PR middle-end/52979
1277         * stor-layout.c (get_best_mode): Don't return mode with bitsize
1278         larger than maxbits.  Don't compute maxbits modulo align.
1279         Also check that unit bytes long store at bitpos / unit * unit
1280         doesn't affect bits beyond bitregion_end.
1281         * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
1282         would not fit into bitregion_start ... bitregion_end + 1 bit
1283         region.
1284         (store_split_bit_field): Decrease unit close to end of bitregion_end
1285         if access is restricted in order to avoid mutual recursion.
1286
1287 2012-06-04  Georg-Johann Lay  <avr@gjlay.de>
1288
1289         Backport from 2012-06-04 mainline r188172
1290
1291         PR target/46261
1292         * config/avr/avr-stdint.h: New file.
1293         * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
1294         newlib-stdint.h
1295
1296 2012-06-04  Jakub Jelinek  <jakub@redhat.com>
1297
1298         PR tree-optimization/53550
1299         * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
1300         is POINTER_TYPE_P, use sizetype as step type instead of type.
1301
1302 2012-06-04  Richard Guenther  <rguenther@suse.de>
1303             Eric Botcazou  <ebotcazou@adacore.com>
1304
1305         Backport from mainline
1306         2012-04-03  Eric Botcazou  <ebotcazou@adacore.com>
1307
1308         * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
1309         Change type of BITOFFSET to signed.  Make sure the lower bound of
1310         the computed range is non-negative by adjusting OFFSET and BITPOS.
1311         (expand_assignment): Adjust call to get_bit_range.
1312
1313         2012-03-27  Eric Botcazou  <ebotcazou@adacore.com>
1314
1315         * expr.c (get_bit_range): Return the null range if the enclosing record
1316         is part of a larger bit field.
1317
1318         2012-03-20  Richard Guenther  <rguenther@suse.de>
1319
1320         * stor-layout.c (finish_bitfield_representative): Fallback
1321         to conservative maximum size if the padding up to the next
1322         field cannot be computed as a constant.
1323         (finish_bitfield_layout): If we cannot compute the distance
1324         between the start of the bitfield representative and the
1325         bitfield member start a new representative.
1326         * expr.c (get_bit_range): The distance between the start of
1327         the bitfield representative and the bitfield member is zero
1328         if the field offsets are not constants.
1329
1330         2012-03-16  Richard Guenther  <rguenther@suse.de>
1331
1332         * stor-layout.c (finish_bitfield_representative): Fall back
1333         to the conservative maximum size if we cannot compute the
1334         size of the tail padding.
1335
1336         2012-03-14  Richard Guenther  <rguenther@suse.de>
1337
1338         * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
1339         * stor-layout.c (start_bitfield_representative): New function.
1340         (finish_bitfield_representative): Likewise.
1341         (finish_bitfield_layout): Likewise.
1342         (finish_record_layout): Call finish_bitfield_layout.
1343         * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
1344         for QUAL_UNION_TYPE fields.
1345         * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1346         Stream DECL_BIT_FIELD_REPRESENTATIVE.
1347         * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1348
1349         PR middle-end/52080
1350         PR middle-end/52097
1351         PR middle-end/48124
1352         * expr.c (get_bit_range): Unconditionally extract bitrange
1353         from DECL_BIT_FIELD_REPRESENTATIVE.
1354         (expand_assignment): Adjust call to get_bit_range.
1355
1356 2012-06-01  Eric Botcazou  <ebotcazou@adacore.com>
1357
1358         PR middle-end/53501
1359         * fold-const.c (fold_binary_loc): Refine previous change.
1360
1361 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
1362
1363         Backport from mainline
1364         2012-03-27  Chung-Lin Tang  <cltang@codesourcery.com>
1365
1366         PR target/52667
1367         * config/sh/sh.c (find_barrier): Add equality check of last_got to
1368         avoid going above orig insn.  Update comments.
1369
1370 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
1371
1372         Backport from mainline
1373         2012-03-21  Kaz Kojima  <kkojima@gcc.gnu.org>
1374
1375         PR target/52642
1376         * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
1377         prologue for unwinder and profiler.
1378
1379 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
1380
1381         Backport from mainline
1382         2012-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
1383
1384         * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
1385
1386 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
1387
1388         Backport from mainline
1389         2012-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
1390
1391         * config/sh/sh.c (sh_dwarf_register_span): Don't apply
1392         DBX_REGISTER_NUMBER.
1393
1394 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
1395
1396         Backport from mainline
1397         2012-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
1398
1399         * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
1400         operand is CONST_INT.  Take COSTS_N_INSNS into account.
1401         (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
1402         shiftcosts.     
1403
1404 2012-05-31  Georg-Johann Lay  <avr@gjlay.de>
1405
1406         * config/avr/avr.opt (-msp8): Document it.
1407         * doc/invoke.texi (AVR Options): Copy from trunk docu.
1408
1409 2012-05-31  Richard Guenther  <rguenther@suse.de>
1410
1411         PR middle-end/48493
1412         * expr.c (expand_assignment): Do not use movmisalign on
1413         non-memory.
1414
1415 2012-05-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1416
1417         PR target/52999
1418         * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
1419         (pa_section_type_flags): New.
1420         (pa_legitimate_constant_p): Revert previous change.
1421
1422 2012-05-30  Aldy Hernandez  <aldyh@redhat.com>
1423
1424         Backport from mainline
1425         2012-05-25  Aldy Hernandez  <aldyh@redhat.com>
1426
1427         PR middle-end/53008
1428         * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
1429         accessed indirectly.
1430         (ipa_tm_create_version): Same.
1431
1432 2012-05-30  Jason Merrill  <jason@redhat.com>
1433
1434         PR c++/53220
1435         * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
1436         about array compound literals.
1437
1438 2012-05-30  Richard Guenther  <rguenther@suse.de>
1439
1440         PR middle-end/53501
1441         * fold-const.c (fold_binary_loc): Make sure to call
1442         fold_plusminus_mult_expr with the original sign of operands.
1443
1444 2012-05-30  Eric Botcazou  <ebotcazou@adacore.com>
1445
1446         * explow.c (probe_stack_range): Restore simple control flow and stop
1447         again when the probe cannot be generated if HAVE_check_stack.
1448
1449 2012-05-30  Jakub Jelinek  <jakub@redhat.com>
1450
1451         PR rtl-optimization/53519
1452         * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
1453         instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
1454
1455 2012-05-29  Richard Guenther  <rguenther@suse.de>
1456
1457         PR tree-optimization/53516
1458         * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
1459         bitfield accesses.
1460         * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
1461
1462 2012-05-28  Bill Schmidt  <wschmidt@linux.ibm.com>
1463
1464         Backport from mainline
1465         2012-05-28  Richard Guenther  <rguenther@suse.de>
1466
1467         PR tree-optimization/53438
1468         * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
1469
1470 2012-05-26  Eric Botcazou  <ebotcazou@adacore.com>
1471
1472         Backport from mainline
1473         2012-03-10  Chung-Lin Tang  <cltang@codesourcery.com>
1474
1475         PR rtl-optimization/52528
1476         * combine.c (can_combine_p): Add setting of subst_low_luid
1477         before call to expand_field_assignment().
1478
1479 2012-05-26  Martin Jambor  <mjambor@suse.cz>
1480
1481         Backport from mainline
1482         2012-05-23  Martin Jambor  <mjambor@suse.cz>
1483
1484         * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
1485
1486 2012-05-25  Eric Botcazou  <ebotcazou@adacore.com>
1487
1488         PR lto/52178
1489         * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
1490         * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
1491
1492 2012-05-25  Alexander Ivchenko  <alexander.ivchenko@intel.com>
1493
1494         PR target/53435
1495         * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
1496         (ix86_expand_vec_perm): Use int mode instead of float.
1497
1498 2012-05-25  Eric Botcazou  <ebotcazou@adacore.com>
1499
1500         PR ada/52362
1501         * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
1502         gnu_ld variables to yes.
1503         * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
1504         (HAVE_GNU_AS): Likewise.
1505         * config.in: Regenerate.
1506         * configure: Likewise.
1507
1508 2012-05-25  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1509
1510         Backport from mainline
1511         2012-03-12  Richard Guenther  <rguenther@suse.de>
1512         * config/arm/arm.c (neon_dereference_pointer): Do not call
1513         covert during RTL expansion.
1514
1515 2012-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1516
1517         Backport from mainline
1518         2012-05-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1519
1520         PR target/53385
1521         * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
1522         relied on signed overflow behavior.
1523
1524 2012-05-24  Richard Guenther  <rguenther@suse.de>
1525
1526         PR middle-end/53460
1527         * tree-profile.c (tree_profiling): Cleanup the CFG if
1528         execute_fixup_cfg requests it.
1529
1530 2012-05-24  Jakub Jelinek  <jakub@redhat.com>
1531
1532         PR tree-optimization/53465
1533         * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
1534         vr0 into *vr, then vrp_meet that.
1535         (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
1536         have any equivalences.
1537         (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
1538         first time.
1539
1540 2012-05-23  Eric Botcazou  <ebotcazou@adacore.com>
1541
1542         * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
1543         size handling.
1544         (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
1545         (iterative_hash_gimple_type): Adjust comment.
1546         (iterative_hash_canonical_type): Likewise.  Hash the bounds of the
1547         domain for an array type instead of the domain type itself.
1548
1549 2012-05-23  Georg-Johann Lay  <avr@gjlay.de>
1550
1551         Backport from 2012-05-23 mainline r187803
1552
1553         PR target/53448
1554         * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
1555         * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
1556         ASM_OUTPUT_ALIGN.
1557
1558 2012-05-23  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>
1559
1560         Backport from 2012-05-03 mainline r187075
1561
1562         * config/i386/driver-i386.c (host_detect_local_cpu): Reset
1563         has_fma4 for AMD processors with both fma3 and fma4 support.
1564
1565 2012-05-22  Richard Guenther  <rguenther@suse.de>
1566
1567         PR tree-optimization/53408
1568         * tree-vect-loop.c (vectorizable_induction): Properly check
1569         the restriction that we cannot handle induction results from
1570         the inner loop outside of the outer loop.
1571
1572 2012-05-21  Jakub Jelinek  <jakub@redhat.com>
1573
1574         PR tree-optimization/53436
1575         * omp-low.c (omp_build_component_ref): New function.
1576         (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
1577
1578         PR tree-optimization/53366
1579         * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
1580         tests if complex_numbers == 2, but there are non-complex number loads
1581         too.
1582
1583         PR tree-optimization/53409
1584         * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
1585         vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
1586
1587         PR tree-optimization/53410
1588         * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
1589         instead of build_int_cst (type, 0) where vector types might be
1590         involved.
1591
1592 2012-05-21  Joseph Myers  <joseph@codesourcery.com>
1593
1594         PR c/53418
1595         * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
1596         from folded operands before wrapping another around the
1597         conditional expression.
1598
1599 2012-05-21  Dave Boutcher  <daveboutcher@gmail.com>
1600             Patrick Marlier  <patrick.marlier@gmail.com>
1601
1602         * trans-mem.c (ipa_tm_transform_clone): Transform functions with
1603         indirect calls.
1604
1605 2012-05-21  H.J. Lu  <hongjiu.lu@intel.com>
1606
1607         Backport from mainline
1608         2012-05-21  H.J. Lu  <hongjiu.lu@intel.com>
1609
1610         PR target/53416
1611         * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
1612         (UNSPECV_RDRAND): This.
1613         (rdrand<mode>_1): Updated.
1614
1615 2012-05-20  H.J. Lu  <hongjiu.lu@intel.com>
1616
1617         Backport from mainline
1618         2012-05-20  H.J. Lu  <hongjiu.lu@intel.com>
1619
1620         * config/i386/driver-i386.c (host_detect_local_cpu): Support
1621         RDRND, F16C and FSGSBASE.
1622
1623 2012-05-19  Eric Botcazou  <ebotcazou@adacore.com>
1624
1625         Backport from mainline
1626         2012-05-14  Eric Botcazou  <ebotcazou@adacore.com>
1627
1628         * tree-ssa-pre.c (can_value_number_call): Delete.
1629         (compute_avail): Skip all statements with side effects.
1630         <GIMPLE_CALL>: Skip calls to internal functions.
1631
1632 2012-05-18  David S. Miller  <davem@davemloft.net>
1633
1634         Backport r185385 from mainline
1635         2012-03-14  Richard Guenther  <rguenther@suse.de>
1636
1637         PR middle-end/52584
1638         * tree-vect-generic.c (type_for_widest_vector_mode): Take
1639         element type instead of mode, use build_vector_type_for_mode
1640         instead of the langhook, build a vector of proper signedness.
1641         (expand_vector_operations_1): Adjust.
1642
1643 2012-05-18  Olivier Hainque  <hainque@adacore.com>
1644
1645         * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
1646         $(libsubdir) as libexecsubdir.
1647
1648 2012-05-16  Andrew Pinski  <apinski@cavium.com>
1649
1650         * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
1651         GIMPLE_ASSIGN.
1652
1653 2012-05-16  David S. Miller  <davem@davemloft.net>
1654
1655         * jump.c (delete_related_insns): If we remove a CALL, make sure
1656         we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
1657
1658 2012-05-16  Richard Henderson  <rth@redhat.com>
1659
1660         PR debug/52727
1661         * combine-stack-adj.c (prev_active_insn_bb): New.
1662         (next_active_insn_bb): New.
1663         (force_move_args_size_note): New.
1664         (combine_stack_adjustments_for_block): Use it.
1665
1666 2012-05-16  Olivier Hainque  <hainque@adacore.com>
1667
1668         * Makefile.in (install-no-fixedincludes): New target, former toplevel
1669         gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
1670         Add comments and improve stamp preservation across the whole sequence.
1671         (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
1672
1673 2012-05-16  Richard Guenther  <rguenther@suse.de>
1674
1675         PR tree-optimization/53364
1676         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
1677         detect a view-conversion of the decl.
1678
1679 2012-05-15  Jakub Jelinek  <jakub@redhat.com>
1680
1681         PR target/53358
1682         * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
1683         that operands[2] is either immediate, or q_regs_operand.
1684
1685 2012-05-15  Bin Cheng  <bin.cheng@arm.com>
1686
1687         Backport r187139 from mainline.
1688         2012-05-04  Bin Cheng  <bin.cheng@arm.com>
1689
1690         PR rtl-optimization/52804
1691         * reload1.c (reload_reg_reaches_end_p): Check whether successor
1692         reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
1693         of current one with type RELOAD_FOR_INPADDR_ADDRESS.
1694         Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
1695         RELOAD_FOR_OUTADDR_ADDRESS.
1696
1697 2012-05-14  Uros Bizjak  <ubizjak@gmail.com>
1698
1699         PR target/46098
1700         * config/i386/i386.c (ix86_expand_special_args_builtin): Always
1701         generate target register for "load" class builtins.
1702
1703         Revert:
1704         2010-10-22  Uros Bizjak  <ubizjak@gmail.com>
1705
1706         PR target/46098
1707         * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
1708         Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
1709         (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
1710         (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
1711         (<sse>_movu<ssemodesuffix>): New expander.
1712         (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
1713         (avx_movdqu<avxmodesuffix>): New expander.
1714         (*sse2_movdqu): Rename from sse2_movdqu.
1715         (sse2_movdqu): New expander.
1716
1717 2012-05-14  Jakub Jelinek  <jakub@redhat.com>
1718
1719         * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
1720         lineno 1 the same as lineno 0 before first start file directive.
1721         (optimize_macinfo_range): Likewise.
1722
1723         * dwarf2out.c (have_macinfo): Define.
1724         (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
1725         attribute, don't force empty compilation unit and don't emit any
1726         .debug_macinfo/.debug_macro section if macinfo_table is empty.
1727
1728 2012-05-13  Uros Bizjak  <ubizjak@gmail.com>
1729
1730         Backport from mainline
1731         2012-05-12  Uros Bizjak  <ubizjak@gmail.com>
1732
1733         * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
1734         ORDERED and UNORDERED conditions.
1735
1736 2012-05-12  Eric Botcazou  <ebotcazou@adacore.com>
1737
1738         * function.c (requires_stack_frame_p): If the function can throw
1739         non-call exceptions, return true if the insn can throw internally.
1740
1741 2012-05-10  Eric Botcazou  <ebotcazou@adacore.com>
1742
1743         * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
1744         DECL_ORIGINAL_TYPE if it is present.
1745
1746 2012-05-09  Georg-Johann Lay  <avr@gjlay.de>
1747
1748         Backport from 2012-05-12 mainline r187342.
1749
1750         PR target/53256
1751         * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
1752         * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
1753         * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
1754         * config/avr/avr.c (avr_asm_declare_function_name): Remove.
1755         (expand_prologue): Move initialization of cfun->machine->is_naked,
1756         is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
1757         (avr_set_current_function): ...this new static function.
1758         (TARGET_SET_CURRENT_FUNCTION): New define.
1759         (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
1760         checking attributes of current_function_decl.
1761         (avr_regs_to_save): Ditto.
1762         (signal_function_p): Rename to avr_signal_function_p.
1763         (interrupt_function_p): Rename to avr_interrupt_function_p.
1764
1765         * doc/extend.texi (Function Attributes): Better explanation of
1766         'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
1767         alphabetical order.
1768
1769 2012-05-09  Matthias Klose  <doko@ubuntu.com>
1770
1771         * gcc-ar.c (main): Don't check for execute bits for the plugin.
1772
1773 2012-05-08  Hans-Peter Nilsson  <hp@axis.com>
1774
1775         PR target/53272
1776         * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
1777         when a constant source operand matches an "I" constraint, the "no
1778         CC0 change" applies to a register-destination only, not a
1779         strict_low_part-destination.
1780
1781 2012-05-07  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1782
1783         Backport from mainline:
1784         2012-04-19  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1785
1786         * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1787
1788 2012-05-07  Jakub Jelinek  <jakub@redhat.com>
1789
1790         PR tree-optimization/53239
1791         * tree-vrp.c (get_value_range): Set VR of
1792         SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
1793         to nonnull.
1794
1795 2012-05-07  Richard Guenther  <rguenther@suse.de>
1796
1797         PR tree-optimization/53195
1798         * tree-inline.c (setup_one_parameter): Properly add referenced
1799         vars from the parameters new known value.
1800
1801 2012-05-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1802
1803         Backport from mainline:
1804         2012-04-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1805
1806         PR target/52999
1807         * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
1808         in constant pool.
1809
1810 2012-05-04  Ian Lance Taylor  <iant@google.com>
1811
1812         * tree-vect-patterns.c (vect_single_imm_use): Correct return
1813         values from false to NULL.
1814
1815 2012-05-04  Uros Bizjak  <ubizjak@gmail.com>
1816
1817         Backport from mainline
1818         2012-05-04  Uros Bizjak  <ubizjak@gmail.com>
1819
1820         PR target/53228
1821         * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
1822         (TARGET_CMOV): Rename from TARGET_CMOVE.
1823         (TARGET_CMOVE): New define.
1824         * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
1825         Do not set TARGET_CMOVE here.
1826
1827 2012-05-04  Ulrich Weigand  <ulrich.weigand@linaro.org>
1828
1829         Backport from mainline:
1830
1831         2012-05-04  Ulrich Weigand  <ulrich.weigand@linaro.org>
1832
1833         PR tree-optimization/52633
1834         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
1835         vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
1836         (vect_recog_over_widening_pattern): Remove handling of code that was
1837         already detected as over-widening pattern.  Remove special handling
1838         of "unsigned" cases.  Instead, support general case of conversion
1839         of the shift result to another type.
1840
1841         2012-05-04  Ulrich Weigand  <ulrich.weigand@linaro.org>
1842
1843         * tree-vect-patterns.c (vect_single_imm_use): New function.
1844         (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
1845         (vect_recog_over_widening_pattern): Likewise.
1846         (vect_recog_widen_shift_pattern): Likewise.
1847
1848         2012-04-10  Ulrich Weigand  <ulrich.weigand@linaro.org>
1849
1850         PR tree-optimization/52870
1851         * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
1852         presumed pattern statement is within the same loop or basic block.
1853
1854 2012-05-04  Richard Guenther  <rguenther@suse.de>
1855
1856         * common.opt (flto-report): Do not mark as Optimization.
1857
1858 2012-05-04  Eric Botcazou  <ebotcazou@adacore.com>
1859
1860         PR target/48496
1861         * recog.c (constrain_operands): If extra constraints are present, also
1862         accept pseudo-registers with equivalent memory locations during reload.
1863
1864 2012-05-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
1865
1866         Backport from the mainline
1867         2012-05-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
1868
1869         PR target/53199
1870         * config/rs6000/rs6000.md (bswapdi splitters): If
1871         -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
1872         default) is used, generate an alternate sequence that does not
1873         depend on using indexed addressing.
1874
1875 2012-05-03  David S. Miller  <davem@davemloft.net>
1876
1877         PR target/52684
1878         * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
1879         MEM directly into a libcall, mark it's MEM_EXPR as addressable.
1880         (sparc_emit_float_lib_cmp): Likewise.
1881
1882 2012-05-04  Martin Jambor  <mjambor@suse.cz>
1883
1884         Backport from mainline
1885         2012-05-02  Martin Jambor  <mjambor@suse.cz>
1886
1887         PR lto/52605
1888         * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
1889         of a variable when the contect is a function.
1890
1891 2012-05-03  Jakub Jelinek  <jakub@redhat.com>
1892
1893         PR plugins/53126
1894         * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
1895         append program name to it and pass that as first argument
1896         to make_relative_prefix.  Always pass standard_libexec_prefix
1897         as last argument to make_relative_prefix.  If
1898         make_relative_prefix returns NULL, fall back to
1899         standard_libexec_prefix.
1900
1901         PR debug/53174
1902         * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
1903         removed.
1904
1905         PR target/53187
1906         * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
1907         mode, return that mode.
1908
1909 2012-05-03  Richard Guenther  <rguenther@suse.de>
1910
1911         PR tree-optimization/53144
1912         * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
1913         Rename to ...
1914         (vn_reference_lookup_or_insert_for_pieces): ... this.  Properly deal
1915         with SSA name values.
1916         (vn_reference_lookup_3): Adjust callers.
1917
1918 2012-05-02  Jakub Jelinek  <jakub@redhat.com>
1919
1920         PR tree-optimization/53163
1921         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
1922         return value from compute_all_dependences.
1923
1924         PR rtl-optimization/53160
1925         * ree.c (combine_reaching_defs): Handle the case where cand->insn
1926         has been modified by ree pass already.
1927
1928 2012-05-01  Uros Bizjak  <ubizjak@gmail.com>
1929
1930         Backport from mainline
1931         2012-04-30  Uros Bizjak  <ubizjak@gmail.com>
1932
1933         PR middle-end/53136
1934         * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
1935         calls to cgraph_node_name in xstrdup.
1936         (ipa_make_edge_direct_to_target): Ditto.
1937         * tree-sra.c (convert_callers_for_node): Ditto.
1938         * lto-symtab.c (lto_cgraph_replace_node): Ditto.
1939         * ipa-cp.c (perhaps_add_new_callers): Ditto.
1940         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
1941         (cgraph_materialize_all_clones): Ditto.
1942         * ipa-inline.c (report_inline_failed_reason): Ditto.
1943         (want_early_inline_function_p): Ditto.
1944         (edge_badness): Ditto.
1945         (update_edge_key): Ditto.
1946         (flatten_function): Ditto.
1947         (ipa_inline): Ditto.
1948         (inline_always_inline_functions): Ditto.
1949         (early_inline_small_functions): Ditto.
1950
1951 2012-04-30  Andreas Tobler  <andreast@fgznet.ch>
1952
1953         Backport from mainline
1954         2012-03-21  Andreas Tobler  <andreast@fgznet.ch>
1955
1956         * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
1957         Introduce emul_name to select the right linker emulation for
1958         powerpc64-*-freebsd*.
1959         * configure: Regenerate.
1960         * config.gcc: Add bits to support powerpc64-*-freebsd*.
1961         * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
1962         * config/rs6000/freebsd64.h: New file.
1963         * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
1964         POWERPC_FREEBSD.
1965         (rs6000_savres_strategy): Likewise.
1966         (rs6000_savres_routine_name): Likewise.
1967         (rs6000_elf_file_end): Likewise.
1968         * config/rs6000/t-freebsd64: New file.
1969         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
1970         rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
1971
1972 2012-04-30  Uros Bizjak  <ubizjak@gmail.com>
1973
1974         Backport from mainline
1975         2012-04-27  Paolo Bonzini  <bonzini@gnu.org>
1976
1977         PR target/53138
1978         * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
1979
1980 2012-04-30  Eric Botcazou  <ebotcazou@adacore.com>
1981
1982         * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
1983         predicate to discriminate types.
1984
1985 2012-04-27  Richard Guenther  <rguenther@suse.de>
1986
1987         PR c/51527
1988         * convert.c (convert_to_integer): Avoid infinite recursion for
1989         target-defined built-in types.
1990
1991 2012-04-26  Hans-Peter Nilsson  <hp@axis.com>
1992
1993         PR target/53120
1994         * config/cris/cris.md ("*andhi_lowpart_v32")
1995         ("*andqi_lowpart_v32"): Change first input-only operand from
1996         a (match_operand ...) to (match_dup 0).  Drop alternatives with
1997         const_int-matching constraints for redundancy.
1998         ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto.  Drop
1999         three-operand alternative.
2000
2001 2012-04-26  Uros Bizjak  <ubizjak@gmail.com>
2002
2003         Backport from mainline
2004         2012-04-23  Uros Bizjak  <ubizjak@gmail.com>
2005
2006         * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
2007         (*addsi_2_zext): Ditto.
2008         (*add<mode>_3): Ditto.
2009         (*addsi_3_zext): Ditto.
2010         (*add<mode>_5): Ditto.
2011
2012 2012-04-25  Jakub Jelinek  <jakub@redhat.com>
2013
2014         PR c/52880
2015         * c-typeck.c (set_nonincremental_init,
2016         set_nonincremental_init_from_string): Pass true instead of false
2017         as IMPLICIT to add_pending_init.
2018
2019 2012-04-24  Georg-Johann Lay  <avr@gjlay.de>
2020
2021         Backport from 2012-04-24 mainline r186768.
2022
2023         PR target/53065
2024         * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2025
2026 2012-04-24  Richard Guenther  <rguenther@suse.de>
2027
2028         PR tree-optimization/53085
2029         * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2030         stores.
2031
2032 2012-04-24  Jakub Jelinek  <jakub@redhat.com>
2033
2034         PR middle-end/53084
2035         * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
2036         of MEM_REF.
2037         (output_addressed_constants): Likewise.
2038
2039         PR middle-end/52999
2040         * varasm.c (get_section): Don't ICE for section conflicts with
2041         built-in section kinds.
2042
2043 2012-04-23  David Edelsohn  <dje.gcc@gmail.com>
2044
2045         * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
2046
2047 2012-04-23  Georg-Johann Lay  <avr@gjlay.de>
2048
2049         * doc/extend.texi (AVR Named Address Spaces): Fix typos.
2050
2051 2012-04-23  Richard Guenther  <rguenther@suse.de>
2052
2053         PR c/53060
2054         * c-typeck.c (build_binary_op): Fix typo.
2055
2056 2012-04-23  Jakub Jelinek  <jakub@redhat.com>
2057
2058         PR tree-optimizations/52891
2059         * tree-vect-patterns.c (adjust_bool_pattern): Use
2060         build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
2061         but with non-standard precision.
2062
2063 2012-04-22  Ian Lance Taylor  <iant@google.com>
2064
2065         * godump.c (go_output_typedef): Dump size of structs.
2066
2067 2012-04-20  Ulrich Weigand  <ulrich.weigand@linaro.org>
2068
2069         Backport from mainline:
2070
2071         * config/arm/arm.c (arm_print_operand): Fix invalid alignment
2072         hints for 'A' operand types.
2073
2074 2012-04-19  Georg-Johann Lay  <avr@gjlay.de>
2075
2076         Backport from 2012-04-19 mainline r186588.
2077
2078         PR target/53033
2079         * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
2080         the case *(X+const).
2081
2082 2012-04-18  Uros Bizjak  <ubizjak@gmail.com>
2083
2084         * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
2085
2086 2012-04-17  Uros Bizjak  <ubizjak@gmail.com>
2087
2088         PR target/53020
2089         * config/i386/sync.md (atomic_<code><mode>): Rename to
2090         atomic_<logic><mode>.
2091
2092 2012-04-16  Uros Bizjak  <ubizjak@gmail.com>
2093
2094         Backport from mainline
2095         2012-04-12  Uros Bizjak  <ubizjak@gmail.com>
2096
2097         PR target/52932
2098         * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
2099         argument type to __m256i.  Update call to __builtin_ia32_permvarsf256.
2100         * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
2101         (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
2102         * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
2103         Update builtin type to V8SF_FTYPE_V8SF_V8SI.
2104         (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2105         gen_avx2_permvarv8sf.
2106
2107 2012-04-16  Martin Jambor  <mjambor@suse.cz>
2108
2109         Backported from mainline
2110
2111         2012-04-13  Martin Jambor  <mjambor@suse.cz>
2112         PR middle-end/52939
2113
2114         * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
2115         fold_ctor_reference returns a zero constant.
2116
2117 2012-04-13  H.J. Lu  <hongjiu.lu@intel.com>
2118
2119         Backported from mainline
2120         2012-04-13  H.J. Lu  <hongjiu.lu@intel.com>
2121
2122         * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
2123         and __ILP32__ for x32.
2124
2125 2012-04-13  Tom de Vries  <tom@codesourcery.com>
2126
2127         Backport from mainline r186418.
2128
2129         2012-04-13  Tom de Vries  <tom@codesourcery.com>
2130
2131         * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
2132         parameters vuse and vuse_escaped.
2133         (find_duplicate): Init vuse1, vuse2 and vuse_escaped.  Pass to
2134         gsi_advance_bw_nondebug_nonlocal.  Return if vuse_escaped and
2135         vuse1 != vuse2.
2136
2137 2012-04-13  Richard Guenther  <rguenther@suse.de>
2138
2139         PR tree-optimization/52969
2140         * tree-if-conv.c (predicate_mem_writes): Properly gimplify
2141         the condition for the COND_EXPR and handle predicate negation
2142         by swapping the COND_EXPR arms.
2143
2144 2012-04-13  Richard Guenther  <rguenther@suse.de>
2145
2146         PR c/52862
2147         * convert.c (convert_to_pointer): Remove special-casing of
2148         zero.
2149
2150 2012-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
2151
2152         Backport from mainline
2153         2012-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
2154
2155         PR target/52775
2156         * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
2157         the list of options to enable the FCFID instruction.
2158         (TARGET_EXTRA_BUILTINS): Adjust comment.
2159
2160 2012-04-12  Richard Guenther  <rguenther@suse.de>
2161
2162         PR tree-optimization/52943
2163         * tree-chrec.h (chrec_is_positive): Remove.
2164         * tree-scalar-evolution.c (chrec_is_positive): Move ...
2165         * tree-data-ref.c (chrec_is_positive): ... here.  Make static.
2166         Return false for a constant zero instead of negative.
2167         (analyze_siv_subscript_cst_affine): Handle zero difference
2168         in the initial condition explicitely.
2169
2170 2012-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2171
2172         PR middle-end/52894
2173         * varasm.c (process_pending_assemble_externals): Set
2174         pending_assemble_externals_processed true.
2175         (assemble_external): Call assemble_external_real if the pending
2176         assemble externals have been processed.
2177
2178 2012-04-09  Eric Botcazou  <ebotcazou@adacore.com>
2179
2180         PR target/52717
2181         * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2182         the DECL generated for the special GOT helper.
2183
2184 2012-04-06  Walter Lee  <walt@tilera.com>
2185
2186         Backport from mainline
2187         2012-03-07  Walter Lee  <walt@tilera.com>
2188
2189         * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
2190         REG_CFA_* notes for the stack pointer.
2191         (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
2192         EH_RETURN_STACKADJ_RTX.
2193         * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
2194         generate REG_CFA_* notes for the stack pointer.
2195         (tilepro_expand_epilogue): Restore stack pointer by adjusting it
2196         by EH_RETURN_STACKADJ_RTX.
2197
2198 2012-04-06  Matt Turner  <mattst88@gmail.com>
2199
2200         * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2201
2202 2012-04-06  Eric Botcazou  <ebotcazou@adacore.com>
2203
2204         * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
2205         of the destination isn't also a FP_REGS register.
2206
2207 2012-04-03  Richard Guenther  <rguenther@suse.de>
2208
2209         Backport from mainline
2210         2012-03-02  Richard Guenther  <rguenther@suse.de>
2211
2212         PR tree-optimization/52406
2213         * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
2214         (struct indices): Add unconstrained_base member.
2215         (struct dr_alias): Remove unused vops member.
2216         (DR_UNCONSTRAINED_BASE): New define.
2217         * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
2218         add indices to allow their disambiguation.  Make DR_BASE_OBJECT
2219         be an artificial access that covers the whole indexed object,
2220         or mark it with DR_UNCONSTRAINED_BASE if we cannot do so.  Canonicalize
2221         plain decl base-objects to their MEM_REF variant.
2222         (dr_may_alias_p): When the base-object of either data reference
2223         has unknown size use only points-to information.
2224         (compute_affine_dependence): Make dumps easier to read and
2225         more verbose.
2226         * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
2227         DR_REF when looking for packed references.
2228         (vect_supportable_dr_alignment): Likewise.
2229
2230 2012-04-03  Richard Guenther  <rguenther@suse.de>
2231
2232         Backport from mainline
2233         2012-03-15  Richard Guenther  <rguenther@suse.de>
2234
2235         PR middle-end/52580
2236         * tree-data-ref.c (subscript_dependence_tester_1): Check
2237         all dimensions for non-conflicting access functions.
2238
2239 2012-04-03  Richard Guenther  <rguenther@suse.de>
2240
2241         Backport from mainline
2242         2012-03-06  Richard Guenther  <rguenther@suse.de>
2243
2244         PR middle-end/52493
2245         * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
2246
2247         2012-03-23  Richard Guenther  <rguenther@suse.de>
2248
2249         PR tree-optimization/52678
2250         * tree-vectorizer.h (struct _stmt_vec_info): Add
2251         loop_phi_evolution_part member.
2252         (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
2253         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
2254         STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
2255         * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2256         Use the cached evolution part and the PHI nodes value from
2257         the loop preheader edge instead of re-analyzing the evolution.
2258
2259         2012-03-26  Richard Guenther  <rguenther@suse.de>
2260
2261         PR tree-optimization/52701
2262         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
2263         compute and set the evolution part of PHI nodes.
2264
2265         2012-03-30  Richard Guenther  <rguenther@suse.de>
2266
2267         PR tree-optimization/52754
2268         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2269         propagate arbitrary addresses into really plain dereferences.
2270
2271 2012-04-03  Jakub Jelinek  <jakub@redhat.com>
2272
2273         PR tree-optimization/52835
2274         * tree-data-ref.c (build_rdg): Return NULL if
2275         compute_data_dependences_for_loop failed.
2276
2277 2012-03-31  Eric Botcazou  <ebotcazou@adacore.com>
2278
2279         * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
2280         (stmt_can_make_abnormal_goto): Use it.
2281         (is_ctrl_altering_stmt): Likewise.
2282
2283 2012-03-31  Martin Jambor  <mjambor@suse.cz>
2284
2285         Backported from mainline
2286         2012-03-30  Martin Jambor  <mjambor@suse.cz>
2287
2288         * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
2289         is a builtin_stack_save in a dominating BB.
2290
2291 2012-03-29  Uros Bizjak  <ubizjak@gmail.com>
2292
2293         * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
2294         crossing 128bit lane boundary.
2295
2296 2012-03-29  Uros Bizjak  <ubizjak@gmail.com>
2297
2298         Backported from mainline
2299         2012-03-27  Uros Bizjak  <ubizjak@gmail.com>
2300
2301         PR target/52698
2302         * config/i386/i386-protos.h (ix86_legitimize_reload_address):
2303         New prototype.
2304         * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
2305         * config/i386/i386.c: Include reload.h.
2306         (ix86_legitimize_reload_address): New function.
2307
2308 2012-03-28  Martin Jambor  <mjambor@suse.cz>
2309
2310         Backported from mainline
2311         2012-03-27  Martin Jambor  <mjambor@suse.cz>
2312
2313         PR middle-end/52693
2314         * tree-sra.c (sra_modify_assign): Do not call
2315         load_assign_lhs_subreplacements when working with an unscalarizable
2316         region.
2317
2318 2012-03-28  Jakub Jelinek  <jakub@redhat.com>
2319
2320         PR middle-end/52691
2321         * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
2322         __builtin_va_start to __builtin_next_arg if the latter is
2323         builtin_decl_explicit_p rather than when it is not.
2324
2325         PR middle-end/52750
2326         * tree-vect-generic.c (vector_element): Perform multiplication
2327         for pos in bitsizetype type instead of idx type.
2328
2329 2012-03-28  Georg-Johann Lay  <avr@gjlay.de>
2330
2331         Backport from 2012-03-28 mainline r185910.
2332
2333         PR target/52692
2334         * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
2335         (avr_builtin_decl): New static function.
2336         (struct avr_builtin_description, avr_bdesc): Move up.
2337         Add GTY marker. Add field fndecl. Remove redundant field id.
2338         (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
2339         (avr_expand_builtin): Code cleanup because .id is removed.
2340
2341 2012-03-28  Aurelien Buhrig  <aurelien.buhrig.gcc@gmail.com>
2342
2343         PR middle-end/51893
2344         * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
2345         targets.
2346
2347 2012-03-28  Georg-Johann Lay  <avr@gjlay.de>
2348
2349         Backport from 2012-03-28 mainline r185907.
2350
2351         PR target/52737
2352         * config.gcc (tm_file): Remove avr/multilib.h.
2353
2354         * doc/invoke.texi (AVR Options): Adjust
2355         documentation of -mtiny-stack.
2356
2357         * config/avr/genmultilib.awk: Remove code to generate multilib.h.
2358         (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
2359         * config/avr/t-avr: Remove generation of multilib.h.
2360         * config/avr/t-multilib: Regenerate.
2361         * config/avr/multilib.h: Remove.
2362         * config/avr/avr.opt (-msp8): New option.
2363         (avr_sp8): New variable.
2364         * config/avr/driver-avr.c (avr_device_to_sp8): New function.
2365         * config/avr/avr.h (AVR_HAVE_SPH): New define.
2366         (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
2367         (avr_device_to_sp8): New prototype.
2368         (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
2369         (DRIVER_SELF_SPECS): New define.
2370         * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
2371         __AVR_SP8__, __AVR_HAVE_SPH__.
2372         * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
2373         AVR_HAVE_8BIT_SP to decide if SP_H is present.
2374         (avr_file_start): Ditto.
2375
2376 2012-03-28  Jakub Jelinek  <jakub@redhat.com>
2377
2378         PR target/52736
2379         * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
2380         instead of 8 in adjust_address.
2381
2382 2012-03-27  Eric Botcazou  <ebotcazou@adacore.com>
2383
2384         * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
2385         of a unit before computing the offset in units.
2386
2387 2012-03-27  Richard Guenther  <rguenther@suse.de>
2388
2389         PR middle-end/52720
2390         * fold-const.c (try_move_mult_to_index): Handle &x.array more
2391         explicitely.
2392
2393 2012-03-24  Eric Botcazou  <ebotcazou@adacore.com>
2394
2395         PR target/52610
2396         * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
2397
2398 2012-03-24  Steven Bosscher  <steven@gcc.gnu.org>
2399
2400         PR middle-end/52640
2401         * varasm.c: Include pointer-set.h.
2402         (pending_assemble_externals_set): New pointer set.
2403         (process_pending_assemble_externals): Destroy the pointer set.
2404         (assemble_external): See if decl is in pending_assemble_externals_set,
2405         and add it to pending_assemble_externals if necessary.
2406         (init_varasm_once): Allocate pending_assemble_externals_set.
2407
2408 2012-03-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
2409
2410         Backported from mainline
2411         2012-03-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
2412
2413         PR target/50310
2414         * config/rs6000/vector.md (vector_uneq<mode>): Add support for
2415         UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
2416         (vector_ltgt<mode>): Likewise.
2417         (vector_ordered<mode>): Likewise.
2418         (vector_unordered<mode>): Likewise.
2419         * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2420
2421 2012-03-23  Joern Rennecke  <joern.rennecke@embecosm.com>
2422
2423         * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
2424         Make static.
2425
2426 2012-03-22  Kaz Kojima  <kkojima@gcc.gnu.org>
2427
2428         Backported from mainline
2429         2012-03-02  Kaz Kojima  <kkojima@gcc.gnu.org>
2430
2431         PR target/48596
2432         PR target/48806
2433         * config/sh/sh.c (sh_register_move_cost): Increase cost between
2434         GENERAL_REGS and FP_REGS for SImode.
2435
2436 2012-03-22  Jakub Jelinek  <jakub@redhat.com>
2437
2438         PR middle-end/52547
2439         * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
2440         on any new_local_var_chain vars declared during recursing on
2441         GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
2442
2443 2012-03-22  Georg-Johann Lay  <avr@gjlay.de>
2444
2445         Backport from 2012-03-22 mainline r185692.
2446
2447         PR target/52496
2448         * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
2449         (unspecv): Add UNSPECV_MEMORY_BARRIER.
2450         (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
2451         (delay_cycles_1, delay_cycles_2): Ditto.
2452         (delay_cycles_3, delay_cycles_4): Ditto.
2453         (nopv, *nopv): Ditto.
2454         (sleep, *sleep): Ditto.
2455         (wdr, *wdr): Ditto.
2456
2457         Backport from 2012-03-21 mainline r185605.
2458
2459         PR rtl-optimization/52543
2460         PR target/52461
2461         * config/avr/avr-protos.h (avr_load_lpm): New prototype.
2462         * config/avr/avr.c (avr_mode_dependent_address_p): New function.
2463         (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
2464         (avr_load_libgcc_p): Restrict to __flash loads.
2465         (avr_out_lpm): Only handle 1-byte loads from __flash.
2466         (avr_load_lpm): New function.
2467         (avr_find_unused_d_reg): Remove.
2468         (avr_out_lpm_no_lpmx): Remove.
2469         (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
2470         * config/avr/avr.md (unspec): Add UNSPEC_LPM.
2471         (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
2472         (load_<mode>, load_<mode>_clobber): New insns.
2473         (mov<mode>): For multi-byte move from non-generic
2474         16-bit address spaces: Expand to load_<mode> resp.
2475         load_<mode>_clobber.
2476         (load<mode>_libgcc): Remove expander.
2477         (split-lpmx): Remove split.
2478
2479         Backport from 2012-03-13 mainline r185329.
2480
2481         PR target/52488
2482         * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
2483         offset (size) to a value the insns can deal with.
2484         (expand_epilogue): Ditto.
2485
2486         Backport from 2012-03-12 mainline r185256.
2487
2488         PR target/52499
2489         * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
2490         type from reg_class_t to enum reg_class.
2491         * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
2492
2493         Backport from 2012-03-12 mainline r185253.
2494
2495         PR target/52148
2496         * config/avr/avr.c (avr_out_movmem): Fix typo in output template
2497         for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
2498         r184615 from 2012-02-28.
2499
2500         Backport from 2012-03-08 mainline r185105.
2501
2502         * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
2503         for constants in [-63,63].
2504
2505         Backport from 2012-03-08 mainline r185100.
2506
2507         PR target/52496
2508         * config/avr/avr.c (avr_mem_clobber): New static function.
2509         (avr_expand_delay_cycles): Add memory clobber operand to
2510         delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
2511         * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
2512         (enable_interrupt, disable_interrupt): New expander.
2513         (nopv, sleep, wdr): New expanders.
2514         (delay_cycles_1): Add memory clobber.
2515         (delay_cycles_2): Add memory clobber.
2516         (delay_cycles_3): Add memory clobber.
2517         (delay_cycles_4): Add memory clobber.
2518         (cli_sei): New insn from former "enable_interrupt",
2519         "disable_interrupt" with memory clobber.
2520         (*wdt): New insn from former "wdt" with memory clobber.
2521         (*nopv): Similar, but for "nopv".
2522         (*sleep): Similar, but for "sleep".
2523
2524         Backport from 2012-03-07 mainline r185043.
2525
2526         PR target/52484
2527         * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
2528
2529         Backport from 2012-03-07 mainline r185032.
2530
2531         PR target/52506
2532         * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
2533         to: RAMPZ, RAMPY, RAMPX, RAMPD.
2534         (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
2535
2536         Backport from 2012-03-07 mainline r185031.
2537
2538         PR target/52505
2539         * config/avr/avr.c (avr_out_xload): Don't read unintentionally
2540         from RAM.
2541         * config/avr/avr.md (xload_8): Adjust insn length.
2542
2543         Backport from 2012-03-07 mainline r185030.
2544
2545         PR target/52461
2546         * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
2547         if RAMPZ affects reading from RAM.
2548
2549         Backport from 2012-03-05 mainline r184919.
2550
2551         * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
2552
2553 2012-03-22  Georg-Johann Lay  <avr@gjlay.de>
2554
2555         Backport from mainline r185259.
2556
2557         PR other/52545
2558         * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
2559         SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
2560
2561 2012-03-22  Jakub Jelinek  <jakub@redhat.com>
2562
2563         Backported from mainline
2564         2012-03-13  Jakub Jelinek  <jakub@redhat.com>
2565
2566         PR c/52577
2567         * c-parser.c (c_parser_postfix_expression)
2568         <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
2569
2570         * config/i386/smmintrin.h: Avoid /* within a comment.
2571         * config/i386/nmmintrin.h: Likewise.
2572
2573 2012-03-22  Richard Guenther  <rguenther@suse.de>
2574
2575         * BASE-VER: Set to 4.7.1.
2576         * DEV-PHASE: Set to prerelease.
2577
2578 2012-03-22  Release Manager
2579
2580         * GCC 4.7.0 released.
2581
2582 2012-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2583
2584         * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
2585
2586 2012-03-15  Jakub Jelinek  <jakub@redhat.com>
2587             Andrew Pinski  <apinski@cavium.com>
2588
2589         PR middle-end/52592
2590         * builtins.c (expand_builtin_int_roundingfn_2): If expanding
2591         BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
2592         calls instead of __builtin_ir{int,ound}*.
2593
2594 2012-03-14  Jakub Jelinek  <jakub@redhat.com>
2595
2596         PR c++/52582
2597         * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
2598         if c_node is NULL.
2599
2600 2012-03-13  Joseph Myers  <joseph@codesourcery.com>
2601
2602         * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
2603         Refer to GCC 4.7 version of c99status.html.
2604
2605 2012-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
2606
2607         Backport from mainline
2608         2012-03-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
2609
2610         * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
2611         redefine to be NULL if the current bit-size is different from the
2612         configured bit-size.
2613
2614         * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
2615         cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
2616         set the default tuning.  Add asserts to make sure the cpu and tune
2617         indexes are defined.  Fix tests for cpu/tune index to use >= 0 to
2618         test whether the index is set, instead of > 0.
2619         (rs6000_file_start): Do not reset the default cpu if the current
2620         bit-size is different from the configured bit-size.
2621
2622 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2623
2624         * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
2625         binutils reference.
2626         (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
2627         Update binutils references.
2628         (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
2629         Update binutils reference.
2630         Update Sun as/GNU ld caveat.
2631         Document binutils largefile requirement for LTO plugin.
2632         Remove reference to alternate libpthread.
2633
2634 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2635
2636         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
2637         reference.
2638         (Specific, mips-sgi-irix6): Likewise.
2639
2640 2012-03-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2641
2642         * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
2643         * configure: Regenerate.
2644
2645 2012-03-07  Richard Henderson  <rth@redhat.com>
2646
2647         * config/m68k/m68k.h (ISA_HAS_TAS): New.
2648         * config/m68k/sync.md (atomic_test_and_set): Use it.
2649         (atomic_test_and_set_1): Likewise.
2650
2651 2012-03-07  Ralf Cors├ępius  <ralf.corsepius@rtems.org>
2652
2653         PR target/51417
2654         * Makefile.in: Let install-gcc-ar depend on installdirs,
2655         gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
2656         Don't double canonicalize if cross-compiling.
2657
2658 2012-03-06  Aldy Hernandez  <aldyh@redhat.com>
2659
2660         * trans-mem.c: New typedef for tm_region_p.
2661         Define vector types for tm_region_p.
2662         (tm_region_init): Replace region_worklist to a vector called
2663         bb_regions.
2664
2665 2012-03-06  Aldy Hernandez  <aldyh@redhat.com>
2666
2667         PR middle-end/52463
2668         * trans-mem.c (tm_region_init): Use last_basic_block.
2669
2670 2012-03-05  Richard Henderson  <rth@redhat.com>
2671
2672         PR tree-opt/52242
2673         Revert: 2011-11-26  Richard Henderson  <rth@redhat.com>
2674         * omp-low.c (expand_omp_atomic): Assume anything aligned to
2675         BIGGEST_ALIGNMENT is aligned.
2676
2677 2012-03-05  Oleg Endo  <olegendo@gcc.gnu.org>
2678
2679         * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
2680
2681 2012-03-05  Richard Henderson  <rth@redhat.com>
2682
2683         PR target/52481
2684         * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
2685         instead of calling negqi2 directly.
2686
2687 2012-03-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2688
2689         * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
2690         (INTMAX_TYPE): Use it.
2691         (UINTMAX_TYPE): Likewise.
2692         (SUBTARGET_OVERRIDE_OPTIONS): Define.
2693         (irix6_c_common_override_options): Declare.
2694         (C_COMMON_OVERRIDE_OPTIONS): Define.
2695         * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
2696         * config/mips/irix6-c.c: New file.
2697         * config/mips/t-irix6 (irix6-c.o): New target.
2698         * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
2699         cxx_target_objs.
2700
2701 2012-03-02  Richard Henderson  <rth@redhat.com>
2702
2703         * optabs.c (expand_atomic_test_and_set): Honor
2704         atomic_test_and_set_trueval even when atomic_test_and_set
2705         optab is not in use.
2706
2707 2012-03-02  Peter Bergner  <bergner@vnet.ibm.com>
2708
2709         Backport from mainline
2710         2012-03-02  Peter Bergner  <bergner@vnet.ibm.com>
2711
2712         * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
2713
2714 2012-03-02  Richard Guenther  <rguenther@suse.de>
2715
2716         * DEV-PHASE: Set to prerelease.
2717
2718 2012-03-01  Richard Earnshaw  <rearnsha@arm.com>
2719
2720         * config.gcc (obsolete): Add all ARM targets using the FPA.
2721         (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
2722         * doc/install.texi: Avoid references to obsolete ARM ports.
2723
2724 2012-03-01  Joern Rennecke  <joern.rennecke@embecosm.com>
2725
2726         * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
2727
2728 2012-03-01  Jeremy Bennett  <jeremy.bennett@embecosm.com>
2729             Joern Rennecke  <joern.rennecke@embecosm.com>
2730
2731         * doc/extend.texi: Expand and update information on interrupt
2732         attribute for Epiphany.
2733
2734 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
2735
2736         * config/sh/sh-protos.h: Update copyright notice dates.
2737         * config/sh/sh.h: Likewise.
2738         * config/sh/sh.md: Likewise.
2739         * config/sh/constraints.md: Likewise.
2740         * config/sh/predicates.md: Likewise.
2741
2742 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
2743
2744         * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
2745         * config/sh/sh.c (tertiary_reload_operand): Likewise.
2746
2747 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
2748
2749         * config/sh/constraints.md: Fix comment typo.
2750
2751 2012-03-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2752
2753         PR target/52408
2754         * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
2755         unsigned HOST_WIDE_INT.
2756         (zvdep_imm64): Likewise.
2757         (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
2758         (vdepi_and): Likewise.
2759         Likewise for unamed 64-bit patterns.
2760         * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
2761
2762 2012-03-01  Alexandre Oliva  <aoliva@redhat.com>
2763
2764         PR debug/52001
2765         PR rtl-optimization/52417
2766         * cselib.c (cselib_any_perm_equivs): New variable.
2767         (cselib_reset_table): Check that it's not set when not
2768         preserving constants.
2769         (cselib_add_permanent_equiv): Set it.
2770         (cselib_have_permanent_equivalences): New.
2771         (cselib_init, cselib_finish): Reset it.
2772         * cselib.h (cselib_have_permanent_equivalences): Declare.
2773         * alias.c (get_addr): Restore earlier behavior when there
2774         aren't permanent equivalences.
2775
2776 2012-03-01  Steven Bosscher  <steven@gcc.gnu.org>
2777
2778         * config/mn10300/mn10300-modes.def: Fix copyright notice.
2779         * config/v850/v850-modes.def: Fix copyright notice.
2780
2781 2012-03-01  Georg-Johann Lay  <avr@gjlay.de>
2782
2783         * doc/extend.texi (AVR Built-in Functions): Document
2784         __builtin_avr_flash_segment.
2785
2786         * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
2787         * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
2788         (*split.flash_segment): New insn-and-split.
2789         * config/avr/avr.c (avr_init_builtins): Add local variables:
2790         const_memx_void_node, const_memx_ptr_type_node,
2791         char_ftype_const_memx_ptr.
2792
2793 2012-03-01  Jakub Jelinek  <jakub@redhat.com>
2794
2795         PR tree-optimization/52445
2796         * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
2797         add ssa_name_ver, offset and size fields and change store field
2798         to bool.
2799         (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
2800         (add_or_mark_expr): Likewise.  Only consider previous stores
2801         with the same size and offset.
2802         (nt_init_block): Only look at gimple_assign_single_p stmts,
2803         doesn't look at rhs2.
2804
2805 2012-03-01  Richard Guenther  <rguenther@suse.de>
2806
2807         PR middle-end/52443
2808         * tree-cfg.c (verify_gimple_assign_unary): Allow any
2809         conversions from integral types to pointer types.
2810
2811 2012-03-01  Georg-Johann Lay  <avr@gjlay.de>
2812
2813         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
2814         defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
2815         unintentionally removed in r184616.
2816
2817 2012-03-01  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
2818
2819         * doc/invoke.texi: Document AMD bdver2 and remove mentioning
2820         3DNow from bdver1.
2821
2822 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
2823             Uros Bizjak  <ubizjak@gmail.com>
2824
2825         PR target/52437
2826         * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
2827         alternatives, add "e" constraint to the new last alternative
2828         and ! to last 3 alternatives.
2829
2830 2012-02-29  Eric Botcazou  <ebotcazou@adacore.com>
2831
2832         * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
2833         DW_AT_artificial attributes at the end of the processing.
2834         (gen_array_type_die): Likewise.
2835         (gen_enumeration_type_die): Likewise.
2836         (gen_struct_or_union_type_die): Likewise.
2837         (add_gnat_descriptive_type_attribute): Do not suppress debug info for
2838         the parent type.
2839
2840 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
2841
2842         PR middle-end/52419
2843         * expr.c (expand_assignment): If doing misaligned store that doesn't
2844         cover all mode bits, perform a RMW cycle.
2845
2846         PR tree-optimization/52429
2847         * tree-parloops.c (separate_decls_in_region_debug): Return early
2848         if var is LABEL_DECL.
2849
2850 2012-02-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2851
2852         PR tree-optimization/52424
2853         * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
2854         calling dom_thread_across_edge.
2855
2856 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
2857
2858         * config/avr/avr.c: Move definition of TARGET macros to end of file.
2859
2860 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
2861
2862         * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
2863         * config/avr/avr.c (avr_output_bld): Remove unused function.
2864         (avr_out_sbxx_branch): Use "%T" to print bit position.
2865
2866 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
2867
2868         * config/avr/avr.md: Untabify.
2869
2870 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
2871
2872         * config/avr/avr.md (eqne): New code iterator.
2873         (*dec-and-branchsi): Use it in text peephole's condition.
2874         (*dec-and-branchhi): Ditto.
2875         (*dec-and-branchqi): Ditto.
2876
2877 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
2878
2879         PR target/49939
2880         * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
2881         the device does not have the skip-bug.
2882
2883 2012-02-29  Oleg Endo  <olegendo@gcc.gnu.org>
2884
2885         * doc/invoke.texi (-msoft-atomic): Add more detailed description.
2886         (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
2887         -mpretend-cmove): New.
2888
2889 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
2890
2891         PR bootstrap/52397
2892         * df.h (struct df_d): Adjust comment that hard_regs_live_count
2893         doesn't count DEBUG_INSN refs.
2894         * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
2895         for DEBUG_INSN refs.
2896
2897 2012-02-28  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2898
2899         Partially revert:
2900
2901         2012-02-20  Richard Guenther  <rguenther@suse.de>
2902         PR tree-optimization/52298
2903         * tree-vect-stmts.c (vectorizable_load): Properly use
2904         STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2905         outer loops.
2906
2907 2012-02-28  Aldy Hernandez  <aldyh@redhat.com>
2908
2909         PR middle-end/51752
2910         * gimple.h (gimple_in_transaction): New.
2911         (gimple_set_in_transaction): New.
2912         (struct gimple_statement_base): Add in_transaction field.
2913         * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
2914         transaction loads.
2915         (tree_ssa_lim_initialize): Compute transaction bits.
2916         * tree.h (compute_transaction_bits): Protoize.
2917         * trans-mem.c (tm_region_init): Use the heap to store BB
2918         auxilliary data.
2919         (compute_transaction_bits): New.
2920
2921 2012-02-28  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
2922
2923         * gcc.c (display_help): Document --help=common and sort entries
2924         alphabetically.
2925
2926 2012-02-28  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
2927
2928         * doc/install.texi: Document check-$LANG specific shortcuts
2929
2930 2012-02-28  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
2931
2932         PR target/51534
2933         * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
2934         and vcgtu.
2935         * config/arm/arm_neon.h: Regenerate.
2936         * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
2937         (neon_vcgeu): New insn.
2938         (neon_vcgtu): Likewise.
2939         * config/arm/neon.ml (s_8_32, u_8_32): New lists.
2940         (ops): Unsigned comparison intrinsics call a different
2941         builtin.
2942
2943 2012-02-28  Richard Guenther  <rguenther@suse.de>
2944
2945         PR target/52407
2946         * config/i386/i386.c (ix86_expand_vector_set): Fix element
2947         ordering for the VEC_CONCAT for two element vectors for
2948         V2SFmode, V2SImode and V2DImode.
2949
2950 2012-02-28  Richard Earnshaw  <rearnsha@arm.com>
2951
2952         PR target/49448
2953         * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
2954         detecting big-endian triplets.
2955
2956 2012-02-28  Richard Earnshaw  <rearnsha@arm.com>
2957
2958         * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
2959         mode if there is no type information available.
2960
2961 2012-02-28  Thomas Koenig  <tkoenig@gcc.gnu.org>
2962
2963         PR tree-optimization/53207
2964         * doc/invoke.texi: Document as experimental and relying on graphite.
2965
2966 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
2967
2968         * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
2969         of initializer to changes from r184614.
2970
2971 2012-02-28  Richard Guenther  <rguenther@suse.de>
2972
2973         PR tree-optimization/52395
2974         * tree-sra.c (build_ref_for_offset): Also look at the base
2975         TYPE_ALIGN when figuring out the alignment of the replacement.
2976
2977 2012-02-28  Richard Guenther  <rguenther@suse.de>
2978
2979         PR tree-optimization/52402
2980         * ipa-prop.c (ipa_modify_call_arguments): Properly use
2981         mis-aligned types when creating the accesses at the call site.
2982
2983 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
2984
2985         * config/avr/builtins.def: New file.
2986         * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
2987         * config/avr/avr.c (enum avr_builtin_id): Use it.
2988         (avr_init_builtins): Use it. And use avr_bdesc.
2989         (bdesc_1arg): Remove.
2990         (bdesc_2arg): Remove.
2991         (bdesc_3arg): Remove.
2992         (struct avr_builtin_description): Add field n_args.
2993         (avr_bdesc): New static variable using builtins.def.
2994         (avr_expand_builtin): Use it.
2995         Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
2996         (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
2997         Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2998
2999 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
3000
3001         PR target/52148
3002         * config/avr/avr.md (movmem_<mode>): Replace match_operand that
3003         match only one single hard register with respective hard reg rtx.
3004         (movmemx_<mode>): Ditto.
3005         * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
3006         insn anatomy of movmem[x]_<mode>.
3007         (avr_out_movmem): Same for printing assembler and operand usage.
3008
3009 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
3010
3011         PR target/49868
3012         PR target/52261
3013         * doc/extend.texi (AVR Named Address Spaces): No more try to fix
3014         address spaces located outside of device flash.
3015
3016         * config/avr/avr.h (base_arch_s): Remove field n_segments.
3017         (mcu_type_s): Add field n_flash.
3018         * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
3019         Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
3020         (AVR_MCU): Add N_FLASH argument.
3021         * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
3022         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
3023         macro __FLASH<n> if that address space makes sense for the device.
3024         * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
3025         outside of target flash.
3026         (avr_asm_named_section): Ditto.
3027         (avr_asm_select_section): Ditto.
3028         (avr_addr_space_convert): Ditto.
3029         (avr_emit_movmemhi): Ditto.
3030         (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
3031         address space is outside of device flash.
3032         (avr_insert_attributes): Ditto.
3033         (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
3034         avr_current_arch->n_segments.
3035
3036 2012-02-27  H.J. Lu  <hongjiu.lu@intel.com>
3037
3038         PR target/52352
3039         * config/i386/i386.md (*movabs<mode>_1): Enable only for
3040         TARGET_LP64.
3041         (*movabs<mode>_2): Likewise.
3042
3043 2012-02-27  Jakub Jelinek  <jakub@redhat.com>
3044
3045         PR target/52375
3046         * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
3047         s_register_operand in the test instead of REG_P.  Don't call
3048         gen_reg_rtx if it won't be used.
3049
3050         PR tree-optimization/52376
3051         * ipa-split.c (split_function): Ignore CLOBBER stmts.
3052
3053 2012-02-27  Stuart Henderson  <shenders@gcc.gnu.org>
3054
3055         * ifcvt.c (noce_get_condition): Check condition variable is not
3056         small_register_classes_for_mode_p before accepting.
3057
3058 2012-02-27  Uros Bizjak  <ubizjak@gmail.com>
3059
3060         * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
3061
3062 2012-02-27  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
3063
3064         Revert:
3065         2012-01-09  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
3066         * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3067         tuning parameters.
3068         * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3069
3070 2012-02-27  Oleg Endo  <olegendo@gcc.gnu.org>
3071
3072         * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
3073
3074 2012-02-26  Oleg Endo  <olegendo@gcc.gnu.org>
3075
3076         * config/sh/predicates.md: Remove blank lines.
3077         * config/sh/sh.c: Fix typos in comments.
3078         * config/sh/constraints.md: Likewise.
3079         * config/sh/sh.md: Remove blank lines.
3080         Fix typos in comments.  Use ;; as comment characters.
3081
3082 2012-02-26  Walter Lee  <walt@tilera.com>
3083
3084         * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
3085         (replace_mov_pcrel_step2): Ditto.
3086
3087 2012-02-25  Alexandre Oliva  <aoliva@redhat.com>
3088
3089         PR debug/52001
3090         * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
3091         (get_addr): Walk canonical value's locs.  Avoid returning VALUEs
3092         and locs that reference values newer than the non-canonical value
3093         at hand.  Return the canonical value as a worst case.
3094         (memrefs_conflict_p): Walk canonical value's locs.
3095
3096         PR debug/52001
3097         * cselib.c (preserve_only_constants): Rename to...
3098         (preserve_constants_and_equivs): ... this.  Split out...
3099         (invariant_or_equiv_p): ... this.  Preserve plus expressions
3100         of other preserved expressions too.
3101         (cselib_reset_table): Adjust.
3102         * var-tracking.c (reverse_op): Use canonical value to build
3103         reverse operation.
3104
3105 2012-02-23  Kai Tietz  <ktietz@redhat.com>
3106
3107         * config/i386/i386.c (ix86_delegitimize_address): Handle
3108         UNSPEC_PCREL plus displacement.
3109
3110 2012-02-24  Georg-Johann Lay  <avr@gjlay.de>
3111
3112         PR target/52261
3113         * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
3114         to test for unusedness in st X addressing.
3115
3116 2012-02-24  Richard Guenther  <rguenther@suse.de>
3117
3118         PR middle-end/52361
3119         * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
3120         (is_gimple_reg_type): Move inline ...
3121         * gimple.h (is_gimple_reg_type): ... here.
3122
3123 2012-02-24  Richard Guenther  <rguenther@suse.de>
3124
3125         PR middle-end/52361
3126         * passes.c (execute_function_todo): When verifying SSA form
3127         verify gimple form first.
3128         * tree-ssa.c (verify_ssa): Do not verify gimple form here.
3129
3130 2012-02-24  Richard Guenther  <rguenther@suse.de>
3131
3132         PR middle-end/52355
3133         * fold-const.c (fold_addr_of_array_ref_difference): New function.
3134         (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
3135
3136 2012-02-13  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
3137
3138         * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
3139
3140 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
3141
3142         * tree-phinodes.c (make_phi_node): Mark static.
3143         * tree-flow.h (make_phi_node): Remove extern decl.
3144         * doc/gimple.texi (make_phi_node): Remove documentation.
3145
3146 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
3147
3148         * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
3149         * tree-ssa-sccvn.c (print_scc): Ditto.
3150
3151 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
3152
3153         * doc/passes.texi (Full redundancy elimination): Fix typo.
3154
3155 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
3156
3157         * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
3158
3159 2012-02-23  Eric Botcazou  <ebotcazou@adacore.com>
3160
3161         PR bootstrap/52287
3162         * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
3163
3164 2012-02-23  Uros Bizjak  <ubizjak@gmail.com>
3165
3166         PR c/52290
3167         * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
3168
3169 2012-02-23  Georg-Johann Lay  <avr@gjlay.de>
3170
3171         * config/avr/avr.md (code_stdname): Add ior, xor.
3172         (xior): New code iterator.
3173         (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
3174         (*<code_stdname><mode>qi.byte1-3): Ditto.
3175
3176 2012-02-23  Jakub Jelinek  <jakub@redhat.com>
3177
3178         PR tree-optimization/52019
3179         * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
3180         CLOBBER stmts.
3181
3182 2012-02-23  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3183
3184         * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
3185         HAVE_INITFINI_ARRAY to work around namespace pollution in
3186         certain versions of newlib system headers.
3187         * config.in: Regenerate.
3188         * configure: Regenerate.
3189         * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
3190         instead of HAVE_INITFINI_ARRAY.
3191
3192 2012-02-22  Uros Bizjak  <ubizjak@gmail.com>
3193
3194         PR target/52330
3195         * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
3196         is not offsettable memory reference.
3197
3198 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
3199
3200         PR target/18145
3201         * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
3202         setting avr_need_clear_bss_p for __gnu_lto* symbols.
3203
3204 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
3205
3206         * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
3207         * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
3208
3209 2012-02-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3210
3211         * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
3212         library on Solaris 8 even without TLS support.
3213         * configure: Regenerate.
3214
3215 2012-02-22  Richard Guenther  <rguenther@suse.de>
3216
3217         PR middle-end/52329
3218         * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
3219         for GIMPLE_DEBUG stmts.
3220
3221 2012-02-22  Martin Jambor  <mjambor@suse.cz>
3222
3223         PR middle-end/51782
3224         * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
3225         according to the base object.
3226
3227 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
3228
3229         PR rtl-optimization/50063
3230         * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
3231         and 2 (8-bit SP) in operand 2.
3232         * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
3233         setup to use movhi_sp_r instead of vanilla move to write SP.
3234         Adjust REG_CFA notes to superseed unspec.
3235         (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
3236         of vanilla move.
3237         As function body might contain CLI or SEI: Use irq_state 0 (IRQ
3238         known to be off) only with TARGET_NO_INTERRUPTS. Never use
3239         irq_state 1 (IRQ known to be on) here.
3240
3241 2012-02-21  Bernd Schmidt  <bernds@codesourcery.com>
3242
3243         * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
3244         WORDS_BIG_ENDIAN.
3245         * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
3246         assign_hard_reg): Likewise.
3247
3248 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
3249
3250         * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
3251
3252 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
3253
3254         * config/avr/avr.md
3255         (*dec-and-branchhi!=-1.d.clobber): New text peephole.
3256         (*dec-and-branchhi!=-1.l.clobber): New text peephole.
3257
3258 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
3259
3260         * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
3261         prototype from here to...
3262         * config/avr/avr.h: ...here.
3263
3264 2012-02-21  Richard Earnshaw  <rearnsha@arm.com>
3265
3266         PR target/52294
3267         * thumb2.md (thumb2_shiftsi3_short): Split register and
3268         immediate shifts.  For register shifts tie operands 0 and 1.
3269         (peephole2 for above): Check that register-controlled shifts
3270         have suitably tied operands.
3271
3272 2012-02-21  Quentin Neill  <quentin.neill@amd.com>
3273
3274         PR target/52137
3275         * config/i386/bdver1.md (bdver1_call, bdver1_push,
3276         bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
3277         bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
3278         bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
3279         bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
3280         bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
3281         bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
3282         bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
3283         bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
3284         bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
3285         bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
3286         bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
3287         bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
3288         bdver1_ssevector_avx256_unaligned_load,
3289         bdver1_ssevector_sse128_unaligned_load,
3290         bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
3291         bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
3292         bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
3293         bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
3294         bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
3295         bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
3296         bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
3297         bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
3298         bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
3299         bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
3300         bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
3301         bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
3302         bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
3303         bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
3304         bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
3305         bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
3306         bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
3307         bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
3308         bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
3309         bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
3310         bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
3311         bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
3312         bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
3313         bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
3314         bdver1_ssediv_double_load, bdver1_ssediv_double,
3315         bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
3316         Add "bdver2" attribute.
3317
3318 2012-02-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3319
3320         * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
3321         default if possible and not specified otherwise.
3322
3323 2012-02-21  Richard Guenther  <rguenther@suse.de>
3324
3325         PR middle-end/52314
3326         * gimplify.c (create_tmp_from_val): Use the main variant type
3327         for the type of the temporary we create.
3328
3329 2012-02-21  Richard Guenther  <rguenther@suse.de>
3330
3331         PR tree-optimization/52324
3332         * gimplify.c (gimplify_expr): When re-gimplifying expressions
3333         do not gimplify a MEM_REF address operand if it is already
3334         in suitable form.
3335
3336 2012-02-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3337
3338         * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
3339         TARGET_HARD_FLOAT with TARGET_HARD_DFP.
3340
3341 2012-02-21  Richard Guenther  <rguenther@suse.de>
3342
3343         * tree-vect-stmts.c (vectorizable_load): Use pre-computed
3344         nested_in_vect_loop.
3345
3346 2012-02-21  Jakub Jelinek  <jakub@redhat.com>
3347
3348         PR tree-optimization/52318
3349         * gimple-fold.c (gimplify_and_update_call_from_tree): Add
3350         vdef also to non-pure/const call stmts in the sequence.
3351
3352 2012-02-20  David S. Miller  <davem@davemloft.net>
3353
3354         * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
3355         don't use the "rd %pc" instruction on v9 for PIC register loads.
3356
3357 2012-02-20  Aldy Hernandez  <aldyh@redhat.com>
3358
3359         PR middle-end/52141
3360         * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
3361         in a transaction safe function.
3362
3363 2012-02-20  Kai Tietz  <ktietz@redhat.com>
3364
3365         PR target/52238
3366         * stor-layout.c (place_field): Handle desired_align for
3367         ms-bitfields, too.
3368
3369 2012-02-20  Richard Guenther  <rguenther@suse.de>
3370
3371         PR tree-optimization/52298
3372         * tree-vect-stmts.c (vectorizable_store): Properly use
3373         STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
3374         outer loops.
3375         (vectorizable_load): Likewise.
3376         * tree-vect-data-refs.c (vect_analyze_data_ref_access):
3377         Access DR_STEP after ensuring it is not NULL.
3378
3379 2012-02-20  Jakub Jelinek  <jakub@redhat.com>
3380
3381         PR tree-optimization/52286
3382         * fold-const.c (fold_binary_loc): For (X & C1) | C2
3383         optimization use double_int_to_tree instead of build_int_cst_wide,
3384         rewrite to use double_int vars.
3385
3386 2012-02-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3387
3388         PR target/50166
3389         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
3390         Define _start.
3391         Remove -e 0 from $gcc_cv_ld invocation.
3392         Only use __GLIBC_PREREQ if defined.
3393         Enable on Solaris since Solaris 8 patch.
3394         (gcc_SUN_LD_VERSION): New macro.
3395         * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
3396         gcc_SUN_LD_VERSION for version number format.
3397         * configure: Regenerate.
3398         * varasm.c (get_elf_initfini_array_priority_section): Set
3399         SECTION_NOTYPE for non-default priority.
3400         Use get_section instead of get_unnamed_section to emit
3401         .init_array/.fini_array with default priority.
3402
3403 2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>
3404
3405         * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
3406         (mips_get_tp): Set it.  Record that __mips16_rdhwr binds locally.
3407         (mips_start_unique_function, mips_output_mips16_rdhwr)
3408         (mips_code_end): New functions.
3409         (TARGET_ASM_CODE_END): Define.
3410
3411 2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>
3412
3413         * config/mips/mips.c (mips16_build_call_stub): Add CFI information
3414         to stubs with non-sibling calls.
3415
3416 2012-02-18  Sandra Loosemore  <sandra@codesourcery.com>
3417
3418         * doc/invoke.texi (-fira-* options): Copy-edit.
3419         (ira-* parameters): Copy-edit.
3420
3421 2012-02-17  Sandra Loosemore  <sandra@codesourcery.com>
3422
3423         * doc/invoke.texi: Minor copy-edits to bring into conformance with
3424         GCC coding conventions.
3425
3426 2012-02-17  Sandra Loosemore  <sandra@codesourcery.com>
3427
3428         * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
3429         when used as adjectives.
3430
3431 2012-02-16  Sandra Loosemore  <sandra@codesourcery.com>
3432
3433         * doc/invoke.texi: Clean up "that"/"which" confusion.
3434
3435 2012-02-17  Steven Bosscher  <steven@gcc.gnu.org>
3436
3437         * system.h: Poison SMALL_REGISTER_CLASSES
3438         * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
3439         * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
3440
3441 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
3442
3443         PR tree-optimization/52285
3444         * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
3445         when deciding if a call is a tail call or tail recursion.
3446
3447 2012-02-16  Kai Tietz  <ktietz@redhat.com>
3448
3449         * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
3450         interger-constant displacement for UNSPEC_PCREL.
3451
3452 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
3453
3454         PR rtl-optimization/52208
3455         * ira-costs.c (scan_one_insn): Don't decrease mem_cost
3456         for MEMs with REG_EQUIV, if the MEM isn't general_operand.
3457
3458         PR tree-optimization/52255
3459         * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
3460         loop->header has virtual PHI, but exit_e->dest doesn't, add
3461         virtual PHI to exit_e->dest and adjust all uses after the loop.
3462
3463         PR debug/52260
3464         * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
3465         children with clone_tree_hash, not after it.
3466
3467 2012-02-16  Iain Sandoe  <iains@gcc.gnu.org>
3468
3469         * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
3470         extended identifiers.
3471
3472 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
3473
3474         PR middle-end/51929
3475         * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
3476         a same_body_alias, also test whether e->callee isn't a former
3477         or current clone of the decl this is a same body alias of.
3478
3479         PR translation/52264
3480         * cgraphunit.c (verify_cgraph_node): Fix a typo.
3481
3482 2012-02-15  Sandra Loosemore  <sandra@codesourcery.com>
3483
3484         * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
3485
3486 2012-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
3487
3488         PR target/52199
3489         * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
3490         force_reg instead of copy_to_reg for better optimization.  Force
3491         non-register or memory operands into a register.
3492
3493 2012-02-15  Andrew MacLeod  <amacleod@redhat.com>
3494
3495         * extend.texi: Reserve upper bits of memory model for future use.
3496
3497 2012-01-15  Georg-Johann Lay  <avr@gjlay.de>
3498             Anatoly Sokolov <aesok@post.ru>
3499             Eric Weddington <eric.weddington@atmel.com>
3500
3501         PR target/52261
3502         * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
3503         avrxmega4, avrxmega5, avrxmega6, avrxmega7.
3504         Rewrite initializers for .macro.
3505         * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
3506         avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
3507         atxmega32d4, atxmega32x1.
3508         avrxmega4: atxmega64a3, atxmega64d3.
3509         avrxmega5: atxmega64a1, atxmega64a1u.
3510         avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
3511         atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
3512         avrxmega7: atxmega128a1, atxmega128a1u.
3513         * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
3514         ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
3515         (struct base_arch_s): Rename reserved to xmega_p.
3516         Rename reserved2 to have_rampd.
3517         (AVR_XMEGA): New define.
3518         (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
3519         (AVR_HAVE_RAMPZ): Change definition to fit xmega.
3520         * config/avr/predicates.md (io_address_operand): Take into
3521         account SFR offset.
3522         (low_io_address_operand): Ditto.
3523         (high_io_address_operand): Ditto.
3524         * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
3525         (enabled, movhi_sp_r): Use them.
3526         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
3527         cpp_define_formatted to built-in define __AVR_ARCH__.
3528         (__AVR_XMEGA__): New built-in define.
3529         (__AVR_HAVE_RAMPD__): New built-in define.
3530         (__AVR_HAVE_RAMPX__): New built-in define.
3531         (__AVR_HAVE_RAMPY__): New built-in define.
3532         (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
3533
3534         * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
3535         (avr_option_override): Initialize them.
3536         (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
3537         (avr_init_expanders): Initialize them. No more block several calls.
3538         (emit_push_sfr): New static function.
3539         (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
3540         Handle AVR_XMEGA.
3541         (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
3542         (avr_print_operand): Print addreeses as symbols for
3543         RAMPX, RAMPY, RAMPD, CCP.
3544         (output_movhi): Handle AVR_XMEGA when writing to SP.
3545         (avr_out_movhi_mr_r_xmega): New static function.
3546         (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
3547         (avr_file_start): Print symbol defines for __RAMPX__,  __RAMPY__,
3548         __RAMPD__,  __CCP__ as needed.
3549
3550         * config/avr/multilib.h: Regenerate.
3551         * config/avr/t-multilib: Regenerate.
3552         * config/avr/avr-tables.opt: Regenerate.
3553
3554 2012-02-15  Tobias Grosser <grosser@fim.uni-passau.de>
3555
3556         PR tree-optimization/50561
3557         * graphite-flattening.c (lst_project_loop): Do not
3558         remove old scattering dimensions after flattening.
3559         (lst_do_flatten): Likewise.
3560
3561 2012-02-15  Georg-Johann Lay  <avr@gjlay.de>
3562
3563         * doc/extend.texi (AVR Built-in Functions): Remove doc for
3564         __builtin_avr_map8, __builtin_avr_map16.
3565         Document __builtin_avr_insert_bits.
3566
3567         * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
3568         (insert_bits): New insn.
3569         (adjust_len.map_bits): Rename to insert_bits.
3570         (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
3571         * avr-protos.h (avr_out_map_bits): Remove.
3572         (avr_out_insert_bits, avr_has_nibble_0xf): New.
3573         * config/avr/constraints.md (Cxf,C0f): New.
3574         * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
3575         defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
3576         New built-in define __BUILTIN_AVR_INSERT_BITS.
3577         * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
3578         (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
3579         (avr_move_bits): Rewrite.
3580         (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
3581         functions.
3582         (avr_map_op_t): New typedef.
3583         (avr_map_op): New static variable.
3584         (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
3585         (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
3586         (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
3587         (bdesc_3arg, avr_expand_triop_builtin): New.
3588         (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
3589         (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
3590         (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
3591         (avr_map_equal_p, avr_map_sig_p): Remove.
3592         (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
3593         (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3594         (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
3595         (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3596         (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
3597         (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
3598
3599 2012-02-14  Bernd Schmidt  <bernds@codesourcery.com>
3600
3601         * config/c6x/c6x.md (reserve_cycles): New attribute.
3602         * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
3603         don't reserve functional units after the branch occurs.
3604
3605 2012-02-14  Aldy Hernandez  <aldyh@redhat.com>
3606
3607         PR middle-end/52142
3608         * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
3609         functions into non-tm_pure functions.
3610
3611 2012-02-14  Eric Botcazou  <ebotcazou@adacore.com>
3612
3613         PR lto/52178
3614         * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
3615         (iterative_hash_canonical_type): Likewise.
3616         * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
3617         the dead edges.
3618
3619 2012-02-14  Bernd Schmidt  <bernds@codesourcery.com>
3620
3621         * haifa-sched.c (prune_ready_list): Ensure that if there is a
3622         sched-group insn, it either remains alone or the entire list is pruned.
3623
3624 2012-02-14  Jonathan Wakely  <jwakely.gcc@gmail.com>
3625
3626         * doc/install.texi (Prerequisites): Fix grammar.
3627         (Configuration): Likewise.
3628
3629 2012-02-14  Jonathan Wakely  <jwakely.gcc@gmail.com>
3630
3631         * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
3632         MPC as part of GCC before describing configuring with --with-gmp etc.
3633         (Installing GCC: Configuration): --with-gmp etc. aren't needed if
3634         sources are present.
3635
3636 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
3637
3638         PR debug/51950
3639         * dwarf2out.c (clone_tree_hash): New function.
3640         (copy_decls_walk): Use it instead of clone_tree.
3641
3642 2012-02-14  Richard Guenther  <rguenther@suse.de>
3643
3644         PR tree-optimization/52244
3645         PR tree-optimization/51528
3646         * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
3647         replacements for integral types.
3648
3649 2012-02-14  Walter Lee  <walt@tilera.com>
3650
3651         * config.gcc: Handle tilegx and tilepro.
3652         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
3653         tilegx and tilepro.
3654         Add HAVE_AS_TLS check for tilegx and tilepro.
3655         * configure: Regenerate.
3656         * doc/contrib.texi: Add Mat Hostetter and self.
3657         * doc/extend.texi (TILE-Gx Built-in Functions): New node.
3658         Document instruction intrinsics and network accessing intrinsics.
3659         (TILEPro Built-in Functions): New node.  Document instruction
3660         intrinsics and network accessing intrinsics.
3661         * doc/install.texi (Specific, tilegx-*-linux*): Document it.
3662         (Specific, tilepro-*-linux*): Likewise.
3663         * doc/invoke.texi (TILE-Gx Options): New section.
3664         (TILEPro Options): New section.
3665         * doc/md.texi (TILE-Gx): New section.
3666         (TILEPro): New section.
3667         * common/config/tilegx/tilegx-common.c: New file.
3668         * common/config/tilepro/tilepro-common.c: New file.
3669         * config/tilegx/constraints.md: New file.
3670         * config/tilegx/linux.h: New file.
3671         * config/tilegx/mul-tables.c: New file.
3672         * config/tilegx/predicates.md: New file.
3673         * config/tilegx/sync.md: New file.
3674         * config/tilegx/t-tilegx: New file.
3675         * config/tilegx/tilegx-builtins.h: New file.
3676         * config/tilegx/tilegx-c.c: New file.
3677         * config/tilegx/tilegx-generic.md: New file.
3678         * config/tilegx/tilegx-modes.def: New file.
3679         * config/tilegx/tilegx-multiply.h: New file.
3680         * config/tilegx/tilegx-protos.h: New file.
3681         * config/tilegx/tilegx.c: New file.
3682         * config/tilegx/tilegx.h: New file.
3683         * config/tilegx/tilegx.md: New file.
3684         * config/tilegx/tilegx.opt: New file.
3685         * config/tilepro/constraints.md: New file.
3686         * config/tilepro/gen-mul-tables.cc: New file.
3687         * config/tilepro/linux.h: New file.
3688         * config/tilepro/mul-tables.c: New file.
3689         * config/tilepro/predicates.md: New file.
3690         * config/tilepro/t-tilepro: New file.
3691         * config/tilepro/tilepro-builtins.h: New file.
3692         * config/tilepro/tilepro-c.c: New file.
3693         * config/tilepro/tilepro-generic.md: New file.
3694         * config/tilepro/tilepro-modes.def: New file.
3695         * config/tilepro/tilepro-multiply.h: New file.
3696         * config/tilepro/tilepro-protos.h: New file.
3697         * config/tilepro/tilepro.c: New file.
3698         * config/tilepro/tilepro.h: New file.
3699         * config/tilepro/tilepro.md: New file.
3700         * config/tilepro/tilepro.opt: New file.
3701
3702 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
3703
3704         PR tree-optimization/52210
3705         * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
3706         vect_model_simple_cost with two entry vect_def_type array instead
3707         of an address of dt.
3708
3709 2012-02-14  Richard Guenther  <rguenther@suse.de>
3710
3711         PR lto/52178
3712         * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3713         Do not stream DECL_QUALIFIER.
3714         * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3715         * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
3716         (find_decls_types_r): Do not walk DECL_QUALIFIER.
3717
3718 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
3719
3720         PR c/52181
3721         * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
3722         newdecl.
3723
3724 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
3725
3726         PR bootstrap/52172
3727         * cselib.h (cselib_subst_to_values_from_insn): New prototype.
3728         * cselib.c (cselib_subst_to_values_from_insn): New function.
3729         * sched-deps.c (add_insn_mem_dependence,
3730         sched_analyze_1, sched_analyze_2): Use it.
3731
3732 2012-02-13  Jan Hubicka  <jh@suse.cz>
3733
3734         PR middle-end/52214
3735         * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
3736
3737 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
3738
3739         * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
3740         (GTM_SELF_SPECS): Define if not already defined.
3741         (driver_self_specs): Add GTM_SELF_SPECS.
3742         * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
3743         (GTM_SELF_SPECS): Define.
3744         * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
3745         * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
3746
3747 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
3748
3749         * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
3750         away if seen.
3751
3752         * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
3753
3754         PR middle-end/52230
3755         * omp-low.c (expand_omp_for): If a static schedule without chunk size
3756         has NULL region->cont, force fd.chunk_size to be integer_zero_node.
3757
3758 2012-02-13  Andrew MacLeod  <amacleod@redhat.com>
3759
3760         PR c/52190
3761         * doc/extend.texi : Fix another __atomic_compare_exchange typo.
3762
3763 2012-02-13  Richard Guenther  <rguenther@suse.de>
3764
3765         PR translation/52211
3766         * passes.c (enable_disable_pass): Fix typo.
3767
3768 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
3769
3770         PR middle-end/52209
3771         * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
3772         XOR for reduce_bit_field if type is unsigned.
3773
3774 2012-02-12  Eric Botcazou  <ebotcazou@adacore.com>
3775
3776         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
3777         disallow changes from SFmode to mode with different size in FP regs.
3778
3779 2012-02-12  Robert Millan  <rmh@gnu.org>
3780             Gerald Pfeifer <gerald@pfeifer.com>
3781
3782         * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
3783         Tweak comment.
3784
3785 2012-02-11  Richard Sandiford  <rdsandiford@googlemail.com>
3786
3787         PR rtl-optimization/52175
3788         * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
3789         to frame-related instructions.
3790
3791 2012-02-10  Jason Merrill  <jason@redhat.com>
3792
3793         PR c++/51910
3794         * tlink.c (demangled_hash_entry): Change mangled to a VEC.
3795         (demangle_new_symbols): Fill it.
3796         (scan_linker_output): Walk it.
3797         (start_tweaking): Split out from scan_linker_output.
3798         (maybe_tweak): Update sym->chosen.
3799         * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
3800
3801 2012-02-11  Jakub Jelinek  <jakub@redhat.com>
3802
3803         PR debug/52132
3804         * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
3805
3806 2012-02-11  Uros Bizjak  <ubizjak@gmail.com>
3807
3808         * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
3809         having the same mode as previous compare.
3810
3811 2012-02-10  Eric Botcazou  <ebotcazou@adacore.com>
3812
3813         * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
3814         * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
3815         (nonlocal_goto_internal): Likewise.
3816         (nonlocal_goto): Emit a use and an indirect jump directly.
3817
3818 2012-02-10  Andrew MacLeod  <amacleod@redhat.com>
3819
3820         PR c/52190
3821         * doc/extend.texi : Update comments for __atomic_compare_exchange and
3822         __atomic_{is,always}_lock_free.
3823
3824 2012-02-10  Uros Bizjak  <ubizjak@gmail.com>
3825
3826         PR target/52146
3827         * config/i386/i386.c (ix86_legitimate_address_p): Disallow
3828         negative constant address for x32.
3829
3830 2012-02-10  Richard Henderson  <rth@redhat.com>
3831
3832         * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
3833         * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
3834         for GIMPLE_TRANSACTION.  Tidy if's into a switch.
3835
3836 2012-02-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3837             Ira Rosen  <irar@il.ibm.com>
3838
3839         PR tree-optimization/50031
3840         * targhooks.c (default_builtin_vectorization_cost): Handle
3841         vec_promote_demote.
3842         * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
3843         * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
3844         all types of reduction and pattern statements.
3845         (vect_estimate_min_profitable_iters): Likewise.
3846         * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
3847         (vect_get_load_cost): Use vec_perm for permutations; add dump logic
3848         for explicit realigns.
3849         (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
3850         * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
3851         vec_promote_demote.
3852         * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
3853         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
3854         vec_perm for VSX and handle vec_promote_demote.
3855
3856 2012-02-10  Jakub Jelinek  <jakub@redhat.com>
3857
3858         PR middle-end/52177
3859         * builtins.c (fold_builtin_atomic_always_lock_free,
3860         expand_builtin_atomic_always_lock_free,
3861         fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3862         Return and/or test boolean_true_node/boolean_false_node instead of
3863         integer_one_node/integer_zero_node.
3864
3865 2012-02-10  Jan Hubicka  <jh@suse.cz>
3866
3867         PR middle-end/48600
3868         * predict.c (predict_paths_for_bb): Prevent looping.
3869         (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
3870
3871 2012-02-10  Roman Zhuykov  <zhroma@ispras.ru>
3872
3873         * config/arm/arm.c (output_move_double): In one case properly
3874         count number of instructions that will be emitted.
3875
3876 2012-02-10  Richard Guenther  <rguenther@suse.de>
3877
3878         PR translation/52193
3879         * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
3880
3881 2012-02-09  Peter Bergner  <bergner@vnet.ibm.com>
3882
3883         PR middle-end/52140
3884         * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
3885
3886 2012-02-09  Jakub Jelinek  <jakub@redhat.com>
3887
3888         PR debug/52165
3889         * var-tracking.c (emit_note_insn_var_location): If
3890         EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
3891         emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
3892         non-NOTE_DURING_CALL_P insn.
3893
3894 2012-02-09  Bin Cheng  <bin.cheng@arm.com>
3895
3896         PR middle-end/51867
3897         * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
3898
3899 2012-02-08  Magnus Granberg  <zorry@gentoo.org>
3900
3901         PR driver/48524
3902         * gcc.c (switch_matches) Support switches with separated form,
3903         -D and -U.
3904
3905 2012-02-08  Georg-Johann Lay  <avr@gjlay.de>
3906
3907         * config/avr/avr.md (SREG_ADDR): Remove constant definition.
3908         (SP_ADDR): Ditto.
3909         (RAMPZ_ADDR): Ditto.
3910         * config/avr/avr.c (avr_addr_t): New typedef.
3911         (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
3912         (avr_init_expanders): Initialize it.
3913         (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
3914         SREG_ADDR.
3915         (expand_epilogue): Ditto.
3916         (avr_print_operand): Ditto.
3917         (avr_file_start): Ditto.
3918         (avr_emit_movmemhi): Ditto.
3919
3920 2012-02-08  Richard Guenther  <rguenther@suse.de>
3921
3922         PR tree-optimization/46886
3923         * tree-flow.h (do_while_loop_p): Declare.
3924         * tree-ssa-loop-ch.c (do_while_loop_p): Export.
3925         * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
3926
3927 2012-02-08  Andrew MacLeod  <amacleod@redhat.com>
3928
3929         * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
3930         always succeed for integers larger than a native word.
3931
3932 2012-02-08  Richard Guenther  <rguenther@suse.de>
3933
3934         PR rtl-optimization/52170
3935         * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
3936         properly handle integer vector modes.
3937
3938 2012-02-08  Jakub Jelinek  <jakub@redhat.com>
3939
3940         PR gcov-profile/52150
3941         * coverage.c: Include target.h.
3942         (build_var): Call targetm.strip_name_encoding on the assembler name.
3943         Change one _ into . or $ if the target allows it.
3944         * Makefile.in (coverage.o): Depend on $(TARGET_H).
3945
3946         PR rtl-optimization/52139
3947         * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
3948         is a BARRIER after emit_insn_after_noloc, move BB_END
3949         to the last non-BARRIER insn before it.
3950
3951 2012-02-07  Richard Sandiford  <rdsandiford@googlemail.com>
3952
3953         PR middle-end/24306
3954         * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
3955         (mips_gimplify_va_arg_expr): Call it instead of
3956         std_gimplify_va_arg_expr.
3957
3958 2012-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
3959
3960         * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
3961         message for -mno-pointers-to-nested-function.
3962
3963 2012-02-07  Eric Botcazou  <ebotcazou@adacore.com>
3964
3965         PR middle-end/51994
3966         * expr.c (get_inner_reference): If there is an offset, add a negative
3967         bit position to it (if any).
3968
3969 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
3970
3971         PR rtl-optimization/52060
3972         * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
3973         copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
3974         before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
3975         and/or i0src_copy2 when needed.
3976
3977 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
3978
3979         * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
3980         or LTOPLUGINSONAME if have_c.
3981
3982         * config/freebsd-spec.h: Add comment about what macros can be defined
3983         in this header.
3984         (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
3985         * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
3986         here instead.
3987
3988 2012-02-07  Richard Guenther  <rguenther@suse.de>
3989
3990         * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
3991         newline in -alias dumps.
3992
3993 2012-02-07  Kai Tietz  <ktietz@redhat.com>
3994             Dave Korn  <dave.korn.cygwin@gmail.com>
3995
3996         PR target/40068
3997         * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3998         Take care that typinfo gets dllexport-attribute.
3999
4000 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
4001
4002         PR middle-end/52074
4003         * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
4004         if modifier < EXPAND_SUM call force_operand on the result.
4005
4006 2012-02-07  Joern Rennecke  <joern.rennecke@embecosm.com>
4007
4008         * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
4009         adding __forwarder_dst__ prefix if a forwarder_section attribute is
4010         present.
4011         (epiphany_function_type): Replace types for specific interrupts with
4012         EPIPHANY_FUNCTION_INTERRUPT.
4013         (EPIPHANY_INTERRUPT_P): Update.
4014         * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
4015         New static function.
4016         (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
4017         <disinterrupt>: Affects type identity.
4018         (epiphany_handle_interrupt_attribute): Handle variable number of
4019         arguments.
4020         (epiphany_compute_function_type): Update for new
4021         epiphany_function_type definition.
4022         (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
4023         handlers with a longcall forwarder.
4024         (epiphany_start_function): Handle multiple interrupt arguments and/or
4025         forwarder_section attribute.
4026
4027         * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
4028         libgloss.
4029
4030 2012-02-07  Alan Modra  <amodra@gmail.com>
4031
4032         PR target/52107
4033         * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
4034         subregs of TFmode.
4035
4036 2012-02-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4037
4038         PR tree-optimization/50969
4039         * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
4040         use vec_perm rather than vector_stmt.
4041         (vect_model_load_cost): Likewise.
4042         * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
4043         vec_perm to be the same as other vector statements.
4044         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
4045         cost of vec_perm for TARGET_VSX.
4046
4047 2012-02-06  Richard Guenther  <rguenther@suse.de>
4048
4049         PR tree-optimization/52115
4050         * tree-sra.c (access_has_replacements_p): New function.
4051         (sra_modify_assign): Use it to decide whether a use is uninitialized.
4052
4053 2012-02-06  Patrick Marlier  <patrick.marlier@gmail.com>
4054
4055         PR middle-end/52047
4056         * trans-mem.c (expand_call_tm): Add an assertion.
4057         * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
4058         functions.
4059
4060 2012-02-06  Richard Guenther  <rguenther@suse.de>
4061
4062         PR tree-optimization/50955
4063         * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
4064         raise cost of expressions that replace an address with an
4065         expression based on a different pointer.
4066
4067 2012-02-06  Jakub Jelinek  <jakub@redhat.com>
4068
4069         PR target/52129
4070         * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
4071         CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
4072
4073 2012-02-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
4074
4075         PR c++/48680
4076         * doc/invoke.texi (C++ Dialect Options): Use @option markup for
4077         -Weffc++ and specify guidelines come from second edition.
4078
4079 2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
4080
4081         * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
4082         (sibcall_value_multiple_internal, call_split, call_internal_direct)
4083         (call_direct_split, call_value_split, call_value_internal_direct)
4084         (call_value_direct_split, call_value_multiple_split): Use jal and
4085         jal_macro attributes.
4086
4087 2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
4088
4089         * reload1.c (reload_regs_reach_end_p): Replace with...
4090         (reload_reg_rtx_reaches_end_p): ...this function.
4091         (new_spill_reg_store): Update commentary.
4092         (emit_input_reload_insns): Don't clear new_spill_reg_store here.
4093         (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
4094         before setting new_spill_reg_store.
4095         (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
4096         Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
4097         Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
4098         for non-spill reload registers.
4099
4100 2012-02-05  Ira Rosen  <irar@il.ibm.com>
4101
4102         PR tree-optimization/52091
4103         * tree-vectorizer.h (vect_is_simple_use): Add an argument.
4104         (vect_is_simple_use_1): Likewise.
4105         * tree-vect-loop.c (vectorizable_reduction): Update calls
4106         to vect_is_simple_use_1 and vect_is_simple_use.
4107         (vectorizable_live_operation): Likewise.
4108         * tree-vect-patterns.c (widened_name_p,
4109         vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
4110         * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
4111         vectorizable_call, vectorizable_conversion, vectorizable_assignment,
4112         vectorizable_shift,vectorizable_operation, vectorizable_store,
4113         vectorizable_load): Likewise.
4114         (vect_is_simple_cond): Add an argument, pass it to
4115         vect_is_simple_use_1.
4116         (vectorizable_condition): Update calls to vect_is_simple_cond,
4117         vect_is_simple_use.
4118         (vect_is_simple_use): Add an argument, the statement in which
4119         OPERAND is used.  Check that if OPERAND's def stmt is a double
4120         reduction phi node, the use is a phi node too.
4121         (vect_is_simple_use_1): Add an argument, pass it to
4122         vect_is_simple_use.
4123         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
4124         to vect_is_simple_use.
4125
4126 2012-02-04  Jakub Jelinek  <jakub@redhat.com>
4127
4128         PR rtl-optimization/52095
4129         * modulo-sched.c (dump_insn_locator): New function.
4130         (loop_canon_p, sms_schedule): Use it.
4131
4132         PR rtl-optimization/52113
4133         * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
4134         even for decomposable shift/zext insns.
4135
4136 2012-02-03  Jakub Jelinek  <jakub@redhat.com>
4137             Zdenek Dvorak  <ook@ucw.cz>
4138
4139         PR rtl-optimization/52092
4140         * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
4141         on get_iv_value result.
4142
4143 2012-02-02  Andrew Pinski  <apinski@cavium.com>
4144
4145         PR middle-end/47982
4146         PR middle-end/43967
4147         * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
4148
4149 2012-02-02  Jakub Jelinek  <jakub@redhat.com>
4150
4151         PR middle-end/48071
4152         * diagnostic.c (diagnostic_finish): Remove trailing newlines.
4153
4154 2012-02-02  Vladimir Makarov  <vmakarov@redhat.com>
4155
4156         PR rtl-optimization/49800
4157         * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
4158         (sched_finish): Call regstat_free_n_sets_and_refs.
4159
4160 2012-02-02  Jia Liu &n