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1 2012-03-22  Release Manager
2
3         * GCC 4.7.0 released.
4
5 2012-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6
7         * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
8
9 2012-03-15  Jakub Jelinek  <jakub@redhat.com>
10             Andrew Pinski  <apinski@cavium.com>
11
12         PR middle-end/52592
13         * builtins.c (expand_builtin_int_roundingfn_2): If expanding
14         BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
15         calls instead of __builtin_ir{int,ound}*.
16
17 2012-03-14  Jakub Jelinek  <jakub@redhat.com>
18
19         PR c++/52582
20         * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
21         if c_node is NULL.
22
23 2012-03-13  Joseph Myers  <joseph@codesourcery.com>
24
25         * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
26         Refer to GCC 4.7 version of c99status.html.
27
28 2012-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
29
30         Backport from mainline
31         2012-03-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
32
33         * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
34         redefine to be NULL if the current bit-size is different from the
35         configured bit-size.
36
37         * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
38         cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
39         set the default tuning.  Add asserts to make sure the cpu and tune
40         indexes are defined.  Fix tests for cpu/tune index to use >= 0 to
41         test whether the index is set, instead of > 0.
42         (rs6000_file_start): Do not reset the default cpu if the current
43         bit-size is different from the configured bit-size.
44
45 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
46
47         * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
48         binutils reference.
49         (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
50         Update binutils references.
51         (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
52         Update binutils reference.
53         Update Sun as/GNU ld caveat.
54         Document binutils largefile requirement for LTO plugin.
55         Remove reference to alternate libpthread.
56
57 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
58
59         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
60         reference.
61         (Specific, mips-sgi-irix6): Likewise.
62
63 2012-03-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
64
65         * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
66         * configure: Regenerate.
67
68 2012-03-07  Richard Henderson  <rth@redhat.com>
69
70         * config/m68k/m68k.h (ISA_HAS_TAS): New.
71         * config/m68k/sync.md (atomic_test_and_set): Use it.
72         (atomic_test_and_set_1): Likewise.
73
74 2012-03-07  Ralf Cors├ępius  <ralf.corsepius@rtems.org>
75
76         PR target/51417
77         * Makefile.in: Let install-gcc-ar depend on installdirs, gcc-ar$(exeext),
78         gcc-nm$(exeext), gcc-ranlib$(exeext).
79         Don't double canonicalize if cross-compiling.
80
81 2012-03-06  Aldy Hernandez  <aldyh@redhat.com>
82
83         * trans-mem.c: New typedef for tm_region_p.
84         Define vector types for tm_region_p.
85         (tm_region_init): Replace region_worklist to a vector called
86         bb_regions.
87
88 2012-03-06  Aldy Hernandez  <aldyh@redhat.com>
89
90         PR middle-end/52463
91         * trans-mem.c (tm_region_init): Use last_basic_block.
92
93 2012-03-05  Richard Henderson  <rth@redhat.com>
94
95         PR tree-opt/52242
96         Revert: 2011-11-26  Richard Henderson  <rth@redhat.com>
97         * omp-low.c (expand_omp_atomic): Assume anything aligned to
98         BIGGEST_ALIGNMENT is aligned.
99
100 2012-03-05  Oleg Endo  <olegendo@gcc.gnu.org>
101
102         * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
103
104 2012-03-05  Richard Henderson  <rth@redhat.com>
105
106         PR target/52481
107         * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
108         instead of calling negqi2 directly.
109
110 2012-03-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
111
112         * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
113         (INTMAX_TYPE): Use it.
114         (UINTMAX_TYPE): Likewise.
115         (SUBTARGET_OVERRIDE_OPTIONS): Define.
116         (irix6_c_common_override_options): Declare.
117         (C_COMMON_OVERRIDE_OPTIONS): Define.
118         * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
119         * config/mips/irix6-c.c: New file.
120         * config/mips/t-irix6 (irix6-c.o): New target.
121         * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
122         cxx_target_objs.
123
124 2012-03-02  Richard Henderson  <rth@redhat.com>
125
126         * optabs.c (expand_atomic_test_and_set): Honor
127         atomic_test_and_set_trueval even when atomic_test_and_set
128         optab is not in use.
129
130 2012-03-02  Peter Bergner  <bergner@vnet.ibm.com>
131
132         Backport from mainline
133         2012-03-02  Peter Bergner  <bergner@vnet.ibm.com>
134
135         * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
136
137 2012-03-02  Richard Guenther  <rguenther@suse.de>
138
139         * DEV-PHASE: Set to prerelease.
140
141 2012-03-01  Richard Earnshaw  <rearnsha@arm.com>
142
143         * config.gcc (obsolete): Add all ARM targets using the FPA.
144         (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
145         * doc/install.texi: Avoid references to obsolete ARM ports.
146
147 2012-03-01  Joern Rennecke  <joern.rennecke@embecosm.com>
148
149         * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
150
151 2012-03-01  Jeremy Bennett  <jeremy.bennett@embecosm.com>
152             Joern Rennecke  <joern.rennecke@embecosm.com>
153
154         * doc/extend.texi: Expand and update information on interrupt
155         attribute for Epiphany.
156
157 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
158
159         * config/sh/sh-protos.h: Update copyright notice dates.
160         * config/sh/sh.h: Likewise.
161         * config/sh/sh.md: Likewise.
162         * config/sh/constraints.md: Likewise.
163         * config/sh/predicates.md: Likewise.
164
165 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
166
167         * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
168         * config/sh/sh.c (tertiary_reload_operand): Likewise.
169
170 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
171
172         * config/sh/constraints.md: Fix comment typo.
173
174 2012-03-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
175
176         PR target/52408
177         * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
178         unsigned HOST_WIDE_INT.
179         (zvdep_imm64): Likewise.
180         (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
181         (vdepi_and): Likewise.
182         Likewise for unamed 64-bit patterns.
183         * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
184
185 2012-03-01  Alexandre Oliva  <aoliva@redhat.com>
186
187         PR debug/52001
188         PR rtl-optimization/52417
189         * cselib.c (cselib_any_perm_equivs): New variable.
190         (cselib_reset_table): Check that it's not set when not
191         preserving constants.
192         (cselib_add_permanent_equiv): Set it.
193         (cselib_have_permanent_equivalences): New.
194         (cselib_init, cselib_finish): Reset it.
195         * cselib.h (cselib_have_permanent_equivalences): Declare.
196         * alias.c (get_addr): Restore earlier behavior when there
197         aren't permanent equivalences.
198
199 2012-03-01  Steven Bosscher  <steven@gcc.gnu.org>
200
201         * config/mn10300/mn10300-modes.def: Fix copyright notice.
202         * config/v850/v850-modes.def: Fix copyright notice.
203
204 2012-03-01  Georg-Johann Lay  <avr@gjlay.de>
205
206         * doc/extend.texi (AVR Built-in Functions): Document
207         __builtin_avr_flash_segment.
208
209         * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
210         * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
211         (*split.flash_segment): New insn-and-split.
212         * config/avr/avr.c (avr_init_builtins): Add local variables:
213         const_memx_void_node, const_memx_ptr_type_node,
214         char_ftype_const_memx_ptr.
215
216 2012-03-01  Jakub Jelinek  <jakub@redhat.com>
217
218         PR tree-optimization/52445
219         * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
220         add ssa_name_ver, offset and size fields and change store field
221         to bool.
222         (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
223         (add_or_mark_expr): Likewise.  Only consider previous stores
224         with the same size and offset.
225         (nt_init_block): Only look at gimple_assign_single_p stmts,
226         doesn't look at rhs2.
227
228 2012-03-01  Richard Guenther  <rguenther@suse.de>
229
230         PR middle-end/52443
231         * tree-cfg.c (verify_gimple_assign_unary): Allow any
232         conversions from integral types to pointer types.
233
234 2012-03-01  Georg-Johann Lay  <avr@gjlay.de>
235
236         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
237         defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__ 
238         unintentionally removed in r184616.
239
240 2012-03-01  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
241
242         * doc/invoke.texi: Document AMD bdver2 and remove mentioning
243         3DNow from bdver1.
244
245 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
246             Uros Bizjak  <ubizjak@gmail.com>
247
248         PR target/52437
249         * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
250         alternatives, add "e" constraint to the new last alternative
251         and ! to last 3 alternatives.
252
253 2012-02-29  Eric Botcazou  <ebotcazou@adacore.com>
254
255         * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
256         DW_AT_artificial attributes at the end of the processing.
257         (gen_array_type_die): Likewise.
258         (gen_enumeration_type_die): Likewise.
259         (gen_struct_or_union_type_die): Likewise.
260         (add_gnat_descriptive_type_attribute): Do not suppress debug info for
261         the parent type.
262
263 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
264
265         PR middle-end/52419
266         * expr.c (expand_assignment): If doing misaligned store that doesn't
267         cover all mode bits, perform a RMW cycle.
268
269         PR tree-optimization/52429
270         * tree-parloops.c (separate_decls_in_region_debug): Return early
271         if var is LABEL_DECL.
272
273 2012-02-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
274
275         PR tree-optimization/52424
276         * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
277         calling dom_thread_across_edge.
278
279 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
280
281         * config/avr/avr.c: Move definition of TARGET macros to end of file.
282
283 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
284
285         * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
286         * config/avr/avr.c (avr_output_bld): Remove unused function.
287         (avr_out_sbxx_branch): Use "%T" to print bit position.
288
289 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
290
291         * config/avr/avr.md: Untabify.
292
293 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
294
295         * config/avr/avr.md (eqne): New code iterator.
296         (*dec-and-branchsi): Use it in text peephole's condition.
297         (*dec-and-branchhi): Ditto.
298         (*dec-and-branchqi): Ditto.
299
300 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
301
302         PR target/49939
303         * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
304         the device does not have the skip-bug.
305
306 2012-02-29  Oleg Endo  <olegendo@gcc.gnu.org>
307
308         * doc/invoke.texi (-msoft-atomic): Add more detailed description.
309         (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
310         -mpretend-cmove): New.
311
312 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
313
314         PR bootstrap/52397
315         * df.h (struct df_d): Adjust comment that hard_regs_live_count
316         doesn't count DEBUG_INSN refs.
317         * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
318         for DEBUG_INSN refs.
319
320 2012-02-28  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
321
322         Partially revert:
323
324         2012-02-20  Richard Guenther  <rguenther@suse.de>
325         PR tree-optimization/52298
326         * tree-vect-stmts.c (vectorizable_load): Properly use
327         STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
328         outer loops.
329
330 2012-02-28  Aldy Hernandez  <aldyh@redhat.com>
331
332         PR middle-end/51752
333         * gimple.h (gimple_in_transaction): New.
334         (gimple_set_in_transaction): New.
335         (struct gimple_statement_base): Add in_transaction field.
336         * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
337         transaction loads.
338         (tree_ssa_lim_initialize): Compute transaction bits.
339         * tree.h (compute_transaction_bits): Protoize.
340         * trans-mem.c (tm_region_init): Use the heap to store BB
341         auxilliary data.
342         (compute_transaction_bits): New.
343
344 2012-02-28  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
345
346         * gcc.c (display_help): Document --help=common and sort entries
347         alphabetically.
348
349 2012-02-28  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
350
351         * doc/install.texi: Document check-$LANG specific shortcuts
352
353 2012-02-28  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
354
355         PR target/51534
356         * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
357         and vcgtu.
358         * config/arm/arm_neon.h: Regenerate.
359         * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
360         (neon_vcgeu): New insn.
361         (neon_vcgtu): Likewise.
362         * config/arm/neon.ml (s_8_32, u_8_32): New lists.
363         (ops): Unsigned comparison intrinsics call a different
364         builtin.
365
366 2012-02-28  Richard Guenther  <rguenther@suse.de>
367
368         PR target/52407
369         * config/i386/i386.c (ix86_expand_vector_set): Fix element
370         ordering for the VEC_CONCAT for two element vectors for
371         V2SFmode, V2SImode and V2DImode.
372
373 2012-02-28  Richard Earnshaw  <rearnsha@arm.com>
374
375         PR target/49448
376         * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
377         detecting big-endian triplets.
378
379 2012-02-28  Richard Earnshaw  <rearnsha@arm.com>
380
381         * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
382         mode if there is no type information available.
383
384 2012-02-28  Thomas Koenig  <tkoenig@gcc.gnu.org>
385
386         PR tree-optimization/53207
387         * doc/invoke.texi: Document as experimental and relying on graphite.
388
389 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
390
391         * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
392         of initializer to changes from r184614.
393         
394 2012-02-28  Richard Guenther  <rguenther@suse.de>
395
396         PR tree-optimization/52395
397         * tree-sra.c (build_ref_for_offset): Also look at the base
398         TYPE_ALIGN when figuring out the alignment of the replacement.
399
400 2012-02-28  Richard Guenther  <rguenther@suse.de>
401
402         PR tree-optimization/52402
403         * ipa-prop.c (ipa_modify_call_arguments): Properly use
404         mis-aligned types when creating the accesses at the call site.
405
406 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
407
408         * config/avr/builtins.def: New file.
409         * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
410         * config/avr/avr.c (enum avr_builtin_id): Use it.
411         (avr_init_builtins): Use it. And use avr_bdesc.
412         (bdesc_1arg): Remove.
413         (bdesc_2arg): Remove.
414         (bdesc_3arg): Remove.
415         (struct avr_builtin_description): Add field n_args.
416         (avr_bdesc): New static variable using builtins.def.
417         (avr_expand_builtin): Use it.
418         Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
419         (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
420         Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
421
422 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
423
424         PR target/52148
425         * config/avr/avr.md (movmem_<mode>): Replace match_operand that
426         match only one single hard register with respective hard reg rtx.
427         (movmemx_<mode>): Ditto.
428         * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
429         insn anatomy of movmem[x]_<mode>.
430         (avr_out_movmem): Same for printing assembler and operand usage.
431
432 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
433
434         PR target/49868
435         PR target/52261
436         * doc/extend.texi (AVR Named Address Spaces): No more try to fix
437         address spaces located outside of device flash.
438
439         * config/avr/avr.h (base_arch_s): Remove field n_segments.
440         (mcu_type_s): Add field n_flash.
441         * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
442         Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
443         (AVR_MCU): Add N_FLASH argument.
444         * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
445         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
446         macro __FLASH<n> if that address space makes sense for the device.
447         * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
448         outside of target flash.
449         (avr_asm_named_section): Ditto.
450         (avr_asm_select_section): Ditto.
451         (avr_addr_space_convert): Ditto.
452         (avr_emit_movmemhi): Ditto.
453         (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
454         address space is outside of device flash.
455         (avr_insert_attributes): Ditto.
456         (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
457         avr_current_arch->n_segments.
458
459 2012-02-27  H.J. Lu  <hongjiu.lu@intel.com>
460
461         PR target/52352
462         * config/i386/i386.md (*movabs<mode>_1): Enable only for
463         TARGET_LP64.
464         (*movabs<mode>_2): Likewise.
465
466 2012-02-27  Jakub Jelinek  <jakub@redhat.com>
467
468         PR target/52375
469         * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
470         s_register_operand in the test instead of REG_P.  Don't call
471         gen_reg_rtx if it won't be used.
472
473         PR tree-optimization/52376
474         * ipa-split.c (split_function): Ignore CLOBBER stmts.
475
476 2012-02-27  Stuart Henderson  <shenders@gcc.gnu.org>
477
478         * ifcvt.c (noce_get_condition): Check condition variable is not
479         small_register_classes_for_mode_p before accepting.
480
481 2012-02-27  Uros Bizjak  <ubizjak@gmail.com>
482
483         * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
484
485 2012-02-27  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
486
487         Revert:
488         2012-01-09  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
489         * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
490         tuning parameters.
491         * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
492
493 2012-02-27  Oleg Endo  <olegendo@gcc.gnu.org>
494
495         * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
496
497 2012-02-26  Oleg Endo  <olegendo@gcc.gnu.org>
498
499         * config/sh/predicates.md: Remove blank lines.
500         * config/sh/sh.c: Fix typos in comments.
501         * config/sh/constraints.md: Likewise.
502         * config/sh/sh.md: Remove blank lines.
503         Fix typos in comments.  Use ;; as comment characters.
504
505 2012-02-26  Walter Lee  <walt@tilera.com>
506
507         * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
508         (replace_mov_pcrel_step2): Ditto.
509
510 2012-02-25  Alexandre Oliva  <aoliva@redhat.com>
511
512         PR debug/52001
513         * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
514         (get_addr): Walk canonical value's locs.  Avoid returning VALUEs
515         and locs that reference values newer than the non-canonical value
516         at hand.  Return the canonical value as a worst case.
517         (memrefs_conflict_p): Walk canonical value's locs.
518
519         PR debug/52001
520         * cselib.c (preserve_only_constants): Rename to...
521         (preserve_constants_and_equivs): ... this.  Split out...
522         (invariant_or_equiv_p): ... this.  Preserve plus expressions
523         of other preserved expressions too.
524         (cselib_reset_table): Adjust.
525         * var-tracking.c (reverse_op): Use canonical value to build
526         reverse operation.
527
528 2012-02-23  Kai Tietz  <ktietz@redhat.com>
529
530         * config/i386/i386.c (ix86_delegitimize_address): Handle
531         UNSPEC_PCREL plus displacement.
532
533 2012-02-24  Georg-Johann Lay  <avr@gjlay.de>
534
535         PR target/52261
536         * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
537         to test for unusedness in st X addressing.
538
539 2012-02-24  Richard Guenther  <rguenther@suse.de>
540
541         PR middle-end/52361
542         * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
543         (is_gimple_reg_type): Move inline ...
544         * gimple.h (is_gimple_reg_type): ... here.
545
546 2012-02-24  Richard Guenther  <rguenther@suse.de>
547
548         PR middle-end/52361
549         * passes.c (execute_function_todo): When verifying SSA form
550         verify gimple form first.
551         * tree-ssa.c (verify_ssa): Do not verify gimple form here.
552
553 2012-02-24  Richard Guenther  <rguenther@suse.de>
554
555         PR middle-end/52355
556         * fold-const.c (fold_addr_of_array_ref_difference): New function.
557         (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
558
559 2012-02-13  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
560
561         * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
562
563 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
564
565         * tree-phinodes.c (make_phi_node): Mark static.
566         * tree-flow.h (make_phi_node): Remove extern decl.
567         * doc/gimple.texi (make_phi_node): Remove documentation.
568
569 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
570
571         * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
572         * tree-ssa-sccvn.c (print_scc): Ditto.
573
574 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
575
576         * doc/passes.texi (Full redundancy elimination): Fix typo.
577
578 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
579
580         * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
581
582 2012-02-23  Eric Botcazou  <ebotcazou@adacore.com>
583
584         PR bootstrap/52287
585         * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
586
587 2012-02-23  Uros Bizjak  <ubizjak@gmail.com>
588
589         PR c/52290
590         * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
591
592 2012-02-23  Georg-Johann Lay  <avr@gjlay.de>
593
594         * config/avr/avr.md (code_stdname): Add ior, xor.
595         (xior): New code iterator.
596         (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
597         (*<code_stdname><mode>qi.byte1-3): Ditto.
598
599 2012-02-23  Jakub Jelinek  <jakub@redhat.com>
600
601         PR tree-optimization/52019
602         * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
603         CLOBBER stmts.
604
605 2012-02-23  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
606
607         * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
608         HAVE_INITFINI_ARRAY to work around namespace pollution in
609         certain versions of newlib system headers.
610         * config.in: Regenerate.
611         * configure: Regenerate.
612         * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
613         instead of HAVE_INITFINI_ARRAY.
614
615 2012-02-22  Uros Bizjak  <ubizjak@gmail.com>
616
617         PR target/52330
618         * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
619         is not offsettable memory reference.
620
621 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
622
623         PR target/18145
624         * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
625         setting avr_need_clear_bss_p for __gnu_lto* symbols.
626
627 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
628
629         * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
630         * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
631
632 2012-02-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
633
634         * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
635         library on Solaris 8 even without TLS support.
636         * configure: Regenerate.
637
638 2012-02-22  Richard Guenther  <rguenther@suse.de>
639
640         PR middle-end/52329
641         * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
642         for GIMPLE_DEBUG stmts.
643
644 2012-02-22  Martin Jambor  <mjambor@suse.cz>
645
646         PR middle-end/51782
647         * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
648         according to the base object.
649
650 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
651
652         PR rtl-optimization/50063
653         * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
654         and 2 (8-bit SP) in operand 2.
655         * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
656         setup to use movhi_sp_r instead of vanilla move to write SP.
657         Adjust REG_CFA notes to superseed unspec.
658         (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
659         of vanilla move.
660         As function body might contain CLI or SEI: Use irq_state 0 (IRQ
661         known to be off) only with TARGET_NO_INTERRUPTS. Never use
662         irq_state 1 (IRQ known to be on) here.
663
664 2012-02-21  Bernd Schmidt  <bernds@codesourcery.com>
665
666         * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
667         WORDS_BIG_ENDIAN.
668         * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
669         assign_hard_reg): Likewise.
670
671 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
672
673         * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
674
675 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
676
677         * config/avr/avr.md
678         (*dec-and-branchhi!=-1.d.clobber): New text peephole.
679         (*dec-and-branchhi!=-1.l.clobber): New text peephole.
680
681 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
682
683         * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
684         prototype from here to...
685         * config/avr/avr.h: ...here.
686
687 2012-02-21  Richard Earnshaw  <rearnsha@arm.com>
688
689         PR target/52294
690         * thumb2.md (thumb2_shiftsi3_short): Split register and
691         immediate shifts.  For register shifts tie operands 0 and 1.
692         (peephole2 for above): Check that register-controlled shifts
693         have suitably tied operands.
694
695 2012-02-21  Quentin Neill  <quentin.neill@amd.com>
696
697         PR target/52137
698         * config/i386/bdver1.md (bdver1_call, bdver1_push,
699         bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
700         bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
701         bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
702         bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
703         bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
704         bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
705         bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
706         bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
707         bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
708         bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
709         bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
710         bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
711         bdver1_ssevector_avx256_unaligned_load,
712         bdver1_ssevector_sse128_unaligned_load,
713         bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
714         bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
715         bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
716         bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
717         bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
718         bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
719         bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
720         bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
721         bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
722         bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
723         bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
724         bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
725         bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
726         bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
727         bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
728         bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
729         bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
730         bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
731         bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
732         bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
733         bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
734         bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
735         bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
736         bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
737         bdver1_ssediv_double_load, bdver1_ssediv_double,
738         bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
739         Add "bdver2" attribute.
740
741 2012-02-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
742
743         * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
744         default if possible and not specified otherwise.
745
746 2012-02-21  Richard Guenther  <rguenther@suse.de>
747
748         PR middle-end/52314
749         * gimplify.c (create_tmp_from_val): Use the main variant type
750         for the type of the temporary we create.
751
752 2012-02-21  Richard Guenther  <rguenther@suse.de>
753
754         PR tree-optimization/52324
755         * gimplify.c (gimplify_expr): When re-gimplifying expressions
756         do not gimplify a MEM_REF address operand if it is already
757         in suitable form.
758
759 2012-02-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
760
761         * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
762         TARGET_HARD_FLOAT with TARGET_HARD_DFP.
763
764 2012-02-21  Richard Guenther  <rguenther@suse.de>
765
766         * tree-vect-stmts.c (vectorizable_load): Use pre-computed
767         nested_in_vect_loop.
768
769 2012-02-21  Jakub Jelinek  <jakub@redhat.com>
770
771         PR tree-optimization/52318
772         * gimple-fold.c (gimplify_and_update_call_from_tree): Add
773         vdef also to non-pure/const call stmts in the sequence.
774
775 2012-02-20  David S. Miller  <davem@davemloft.net>
776
777         * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
778         don't use the "rd %pc" instruction on v9 for PIC register loads.
779
780 2012-02-20  Aldy Hernandez  <aldyh@redhat.com>
781
782         PR middle-end/52141
783         * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
784         in a transaction safe function.
785
786 2012-02-20  Kai Tietz  <ktietz@redhat.com>
787
788         PR target/52238
789         * stor-layout.c (place_field): Handle desired_align for
790         ms-bitfields, too.
791
792 2012-02-20  Richard Guenther  <rguenther@suse.de>
793
794         PR tree-optimization/52298
795         * tree-vect-stmts.c (vectorizable_store): Properly use
796         STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
797         outer loops.
798         (vectorizable_load): Likewise.
799         * tree-vect-data-refs.c (vect_analyze_data_ref_access):
800         Access DR_STEP after ensuring it is not NULL.
801
802 2012-02-20  Jakub Jelinek  <jakub@redhat.com>
803
804         PR tree-optimization/52286
805         * fold-const.c (fold_binary_loc): For (X & C1) | C2
806         optimization use double_int_to_tree instead of build_int_cst_wide,
807         rewrite to use double_int vars.
808
809 2012-02-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
810
811         PR target/50166
812         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
813         Define _start.
814         Remove -e 0 from $gcc_cv_ld invocation.
815         Only use __GLIBC_PREREQ if defined.
816         Enable on Solaris since Solaris 8 patch.
817         (gcc_SUN_LD_VERSION): New macro.
818         * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
819         gcc_SUN_LD_VERSION for version number format.
820         * configure: Regenerate.
821         * varasm.c (get_elf_initfini_array_priority_section): Set
822         SECTION_NOTYPE for non-default priority.
823         Use get_section instead of get_unnamed_section to emit
824         .init_array/.fini_array with default priority.
825
826 2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>
827
828         * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
829         (mips_get_tp): Set it.  Record that __mips16_rdhwr binds locally.
830         (mips_start_unique_function, mips_output_mips16_rdhwr)
831         (mips_code_end): New functions.
832         (TARGET_ASM_CODE_END): Define.
833
834 2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>
835
836         * config/mips/mips.c (mips16_build_call_stub): Add CFI information
837         to stubs with non-sibling calls.
838
839 2012-02-18  Sandra Loosemore  <sandra@codesourcery.com>
840
841         * doc/invoke.texi (-fira-* options): Copy-edit.
842         (ira-* parameters): Copy-edit.
843
844 2012-02-17  Sandra Loosemore  <sandra@codesourcery.com>
845
846         * doc/invoke.texi: Minor copy-edits to bring into conformance with
847         GCC coding conventions.
848
849 2012-02-17  Sandra Loosemore  <sandra@codesourcery.com>
850
851         * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
852         when used as adjectives.
853
854 2012-02-16  Sandra Loosemore  <sandra@codesourcery.com>
855
856         * doc/invoke.texi: Clean up "that"/"which" confusion.
857
858 2012-02-17  Steven Bosscher  <steven@gcc.gnu.org>
859
860         * system.h: Poison SMALL_REGISTER_CLASSES
861         * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
862         * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
863
864 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
865
866         PR tree-optimization/52285
867         * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
868         when deciding if a call is a tail call or tail recursion.
869
870 2012-02-16  Kai Tietz  <ktietz@redhat.com>
871
872         * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
873         interger-constant displacement for UNSPEC_PCREL.
874
875 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
876
877         PR rtl-optimization/52208
878         * ira-costs.c (scan_one_insn): Don't decrease mem_cost
879         for MEMs with REG_EQUIV, if the MEM isn't general_operand.
880
881         PR tree-optimization/52255
882         * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
883         loop->header has virtual PHI, but exit_e->dest doesn't, add
884         virtual PHI to exit_e->dest and adjust all uses after the loop.
885
886         PR debug/52260
887         * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
888         children with clone_tree_hash, not after it.
889
890 2012-02-16  Iain Sandoe  <iains@gcc.gnu.org>
891
892         * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
893         extended identifiers.
894
895 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
896
897         PR middle-end/51929
898         * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
899         a same_body_alias, also test whether e->callee isn't a former
900         or current clone of the decl this is a same body alias of.
901
902         PR translation/52264
903         * cgraphunit.c (verify_cgraph_node): Fix a typo.
904
905 2012-02-15  Sandra Loosemore  <sandra@codesourcery.com>
906
907         * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
908
909 2012-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
910
911         PR target/52199
912         * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
913         force_reg instead of copy_to_reg for better optimization.  Force
914         non-register or memory operands into a register.
915
916 2012-02-15  Andrew MacLeod  <amacleod@redhat.com>
917
918         * extend.texi: Reserve upper bits of memory model for future use.
919
920 2012-01-15  Georg-Johann Lay  <avr@gjlay.de>
921             Anatoly Sokolov <aesok@post.ru>
922             Eric Weddington <eric.weddington@atmel.com>
923
924         PR target/52261
925         * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
926         avrxmega4, avrxmega5, avrxmega6, avrxmega7.
927         Rewrite initializers for .macro.
928         * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
929         avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
930         atxmega32d4, atxmega32x1.
931         avrxmega4: atxmega64a3, atxmega64d3.
932         avrxmega5: atxmega64a1, atxmega64a1u.
933         avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
934         atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
935         avrxmega7: atxmega128a1, atxmega128a1u.
936         * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
937         ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
938         (struct base_arch_s): Rename reserved to xmega_p.
939         Rename reserved2 to have_rampd.
940         (AVR_XMEGA): New define.
941         (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
942         (AVR_HAVE_RAMPZ): Change definition to fit xmega.
943         * config/avr/predicates.md (io_address_operand): Take into
944         account SFR offset.
945         (low_io_address_operand): Ditto.
946         (high_io_address_operand): Ditto.
947         * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
948         (enabled, movhi_sp_r): Use them.
949         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
950         cpp_define_formatted to built-in define __AVR_ARCH__.
951         (__AVR_XMEGA__): New built-in define.
952         (__AVR_HAVE_RAMPD__): New built-in define.
953         (__AVR_HAVE_RAMPX__): New built-in define.
954         (__AVR_HAVE_RAMPY__): New built-in define.
955         (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
956
957         * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
958         (avr_option_override): Initialize them.
959         (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
960         (avr_init_expanders): Initialize them. No more block several calls.
961         (emit_push_sfr): New static function.
962         (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
963         Handle AVR_XMEGA.
964         (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
965         (avr_print_operand): Print addreeses as symbols for
966         RAMPX, RAMPY, RAMPD, CCP.
967         (output_movhi): Handle AVR_XMEGA when writing to SP.
968         (avr_out_movhi_mr_r_xmega): New static function.
969         (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
970         (avr_file_start): Print symbol defines for __RAMPX__,  __RAMPY__,
971         __RAMPD__,  __CCP__ as needed.
972
973         * config/avr/multilib.h: Regenerate.
974         * config/avr/t-multilib: Regenerate.
975         * config/avr/avr-tables.opt: Regenerate.
976
977 2012-02-15  Tobias Grosser <grosser@fim.uni-passau.de>
978
979         PR tree-optimization/50561
980         * graphite-flattening.c (lst_project_loop): Do not
981         remove old scattering dimensions after flattening.
982         (lst_do_flatten): Likewise.
983
984 2012-02-15  Georg-Johann Lay  <avr@gjlay.de>
985
986         * doc/extend.texi (AVR Built-in Functions): Remove doc for
987         __builtin_avr_map8, __builtin_avr_map16.
988         Document __builtin_avr_insert_bits.
989
990         * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
991         (insert_bits): New insn.
992         (adjust_len.map_bits): Rename to insert_bits.
993         (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
994         * avr-protos.h (avr_out_map_bits): Remove.
995         (avr_out_insert_bits, avr_has_nibble_0xf): New.
996         * config/avr/constraints.md (Cxf,C0f): New.
997         * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
998         defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
999         New built-in define __BUILTIN_AVR_INSERT_BITS.
1000         * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1001         (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1002         (avr_move_bits): Rewrite.
1003         (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1004         functions.
1005         (avr_map_op_t): New typedef.
1006         (avr_map_op): New static variable.
1007         (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1008         (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1009         (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1010         (bdesc_3arg, avr_expand_triop_builtin): New.
1011         (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1012         (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1013         (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1014         (avr_map_equal_p, avr_map_sig_p): Remove.
1015         (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1016         (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1017         (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1018         (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1019         (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1020         (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1021
1022 2012-02-14  Bernd Schmidt  <bernds@codesourcery.com>
1023
1024         * config/c6x/c6x.md (reserve_cycles): New attribute.
1025         * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1026         don't reserve functional units after the branch occurs.
1027
1028 2012-02-14  Aldy Hernandez  <aldyh@redhat.com>
1029
1030         PR middle-end/52142
1031         * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1032         functions into non-tm_pure functions.
1033
1034 2012-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1035
1036         PR lto/52178
1037         * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1038         (iterative_hash_canonical_type): Likewise.
1039         * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1040         the dead edges.
1041
1042 2012-02-14  Bernd Schmidt  <bernds@codesourcery.com>
1043
1044         * haifa-sched.c (prune_ready_list): Ensure that if there is a
1045         sched-group insn, it either remains alone or the entire list is pruned.
1046
1047 2012-02-14  Jonathan Wakely  <jwakely.gcc@gmail.com>
1048
1049         * doc/install.texi (Prerequisites): Fix grammar.
1050         (Configuration): Likewise.
1051
1052 2012-02-14  Jonathan Wakely  <jwakely.gcc@gmail.com>
1053
1054         * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1055         MPC as part of GCC before describing configuring with --with-gmp etc.
1056         (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1057         sources are present.
1058
1059 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
1060
1061         PR debug/51950
1062         * dwarf2out.c (clone_tree_hash): New function.
1063         (copy_decls_walk): Use it instead of clone_tree.
1064
1065 2012-02-14  Richard Guenther  <rguenther@suse.de>
1066
1067         PR tree-optimization/52244
1068         PR tree-optimization/51528
1069         * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1070         replacements for integral types.
1071
1072 2012-02-14  Walter Lee  <walt@tilera.com>
1073
1074         * config.gcc: Handle tilegx and tilepro.
1075         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1076         tilegx and tilepro.
1077         Add HAVE_AS_TLS check for tilegx and tilepro.
1078         * configure: Regenerate.
1079         * doc/contrib.texi: Add Mat Hostetter and self.
1080         * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1081         Document instruction intrinsics and network accessing intrinsics.
1082         (TILEPro Built-in Functions): New node.  Document instruction
1083         intrinsics and network accessing intrinsics.
1084         * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1085         (Specific, tilepro-*-linux*): Likewise.
1086         * doc/invoke.texi (TILE-Gx Options): New section.
1087         (TILEPro Options): New section.
1088         * doc/md.texi (TILE-Gx): New section.
1089         (TILEPro): New section.
1090         * common/config/tilegx/tilegx-common.c: New file.
1091         * common/config/tilepro/tilepro-common.c: New file.
1092         * config/tilegx/constraints.md: New file.
1093         * config/tilegx/linux.h: New file.
1094         * config/tilegx/mul-tables.c: New file.
1095         * config/tilegx/predicates.md: New file.
1096         * config/tilegx/sync.md: New file.
1097         * config/tilegx/t-tilegx: New file.
1098         * config/tilegx/tilegx-builtins.h: New file.
1099         * config/tilegx/tilegx-c.c: New file.
1100         * config/tilegx/tilegx-generic.md: New file.
1101         * config/tilegx/tilegx-modes.def: New file.
1102         * config/tilegx/tilegx-multiply.h: New file.
1103         * config/tilegx/tilegx-protos.h: New file.
1104         * config/tilegx/tilegx.c: New file.
1105         * config/tilegx/tilegx.h: New file.
1106         * config/tilegx/tilegx.md: New file.
1107         * config/tilegx/tilegx.opt: New file.
1108         * config/tilepro/constraints.md: New file.
1109         * config/tilepro/gen-mul-tables.cc: New file.
1110         * config/tilepro/linux.h: New file.
1111         * config/tilepro/mul-tables.c: New file.
1112         * config/tilepro/predicates.md: New file.
1113         * config/tilepro/t-tilepro: New file.
1114         * config/tilepro/tilepro-builtins.h: New file.
1115         * config/tilepro/tilepro-c.c: New file.
1116         * config/tilepro/tilepro-generic.md: New file.
1117         * config/tilepro/tilepro-modes.def: New file.
1118         * config/tilepro/tilepro-multiply.h: New file.
1119         * config/tilepro/tilepro-protos.h: New file.
1120         * config/tilepro/tilepro.c: New file.
1121         * config/tilepro/tilepro.h: New file.
1122         * config/tilepro/tilepro.md: New file.
1123         * config/tilepro/tilepro.opt: New file.
1124
1125 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
1126
1127         PR tree-optimization/52210
1128         * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1129         vect_model_simple_cost with two entry vect_def_type array instead
1130         of an address of dt.
1131
1132 2012-02-14  Richard Guenther  <rguenther@suse.de>
1133
1134         PR lto/52178
1135         * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1136         Do not stream DECL_QUALIFIER.
1137         * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1138         * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1139         (find_decls_types_r): Do not walk DECL_QUALIFIER.
1140
1141 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
1142
1143         PR c/52181
1144         * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1145         newdecl.
1146
1147 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
1148
1149         PR bootstrap/52172
1150         * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1151         * cselib.c (cselib_subst_to_values_from_insn): New function.
1152         * sched-deps.c (add_insn_mem_dependence,
1153         sched_analyze_1, sched_analyze_2): Use it.
1154
1155 2012-02-13  Jan Hubicka  <jh@suse.cz>
1156
1157         PR middle-end/52214
1158         * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1159
1160 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
1161
1162         * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1163         (GTM_SELF_SPECS): Define if not already defined.
1164         (driver_self_specs): Add GTM_SELF_SPECS.
1165         * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1166         (GTM_SELF_SPECS): Define.
1167         * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1168         * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1169
1170 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
1171
1172         * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1173         away if seen.
1174
1175         * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1176
1177         PR middle-end/52230
1178         * omp-low.c (expand_omp_for): If a static schedule without chunk size
1179         has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1180
1181 2012-02-13  Andrew MacLeod  <amacleod@redhat.com>
1182
1183         PR c/52190
1184         * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1185
1186 2012-02-13  Richard Guenther  <rguenther@suse.de>
1187
1188         PR translation/52211
1189         * passes.c (enable_disable_pass): Fix typo.
1190
1191 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
1192
1193         PR middle-end/52209
1194         * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1195         XOR for reduce_bit_field if type is unsigned.
1196
1197 2012-02-12  Eric Botcazou  <ebotcazou@adacore.com>
1198
1199         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1200         disallow changes from SFmode to mode with different size in FP regs.
1201
1202 2012-02-12  Robert Millan  <rmh@gnu.org>
1203             Gerald Pfeifer <gerald@pfeifer.com>
1204
1205         * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1206         Tweak comment.
1207
1208 2012-02-11  Richard Sandiford  <rdsandiford@googlemail.com>
1209
1210         PR rtl-optimization/52175
1211         * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1212         to frame-related instructions.
1213
1214 2012-02-10  Jason Merrill  <jason@redhat.com>
1215
1216         PR c++/51910
1217         * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1218         (demangle_new_symbols): Fill it.
1219         (scan_linker_output): Walk it.
1220         (start_tweaking): Split out from scan_linker_output.
1221         (maybe_tweak): Update sym->chosen.
1222         * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1223
1224 2012-02-11  Jakub Jelinek  <jakub@redhat.com>
1225
1226         PR debug/52132
1227         * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1228
1229 2012-02-11  Uros Bizjak  <ubizjak@gmail.com>
1230
1231         * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1232         having the same mode as previous compare.
1233
1234 2012-02-10  Eric Botcazou  <ebotcazou@adacore.com>
1235
1236         * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1237         * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1238         (nonlocal_goto_internal): Likewise.
1239         (nonlocal_goto): Emit a use and an indirect jump directly.
1240
1241 2012-02-10  Andrew MacLeod  <amacleod@redhat.com>
1242
1243         PR c/52190
1244         * doc/extend.texi : Update comments for __atomic_compare_exchange and
1245         __atomic_{is,always}_lock_free.
1246
1247 2012-02-10  Uros Bizjak  <ubizjak@gmail.com>
1248
1249         PR target/52146
1250         * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1251         negative constant address for x32.
1252
1253 2012-02-10  Richard Henderson  <rth@redhat.com>
1254
1255         * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1256         * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1257         for GIMPLE_TRANSACTION.  Tidy if's into a switch.
1258
1259 2012-02-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1260             Ira Rosen  <irar@il.ibm.com>
1261
1262         PR tree-optimization/50031
1263         * targhooks.c (default_builtin_vectorization_cost): Handle
1264         vec_promote_demote.
1265         * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1266         * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1267         all types of reduction and pattern statements.
1268         (vect_estimate_min_profitable_iters): Likewise.
1269         * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1270         (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1271         for explicit realigns.
1272         (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1273         * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1274         vec_promote_demote.
1275         * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1276         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1277         vec_perm for VSX and handle vec_promote_demote.
1278
1279 2012-02-10  Jakub Jelinek  <jakub@redhat.com>
1280
1281         PR middle-end/52177
1282         * builtins.c (fold_builtin_atomic_always_lock_free,
1283         expand_builtin_atomic_always_lock_free,
1284         fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1285         Return and/or test boolean_true_node/boolean_false_node instead of
1286         integer_one_node/integer_zero_node.
1287
1288 2012-02-10  Jan Hubicka  <jh@suse.cz>
1289
1290         PR middle-end/48600
1291         * predict.c (predict_paths_for_bb): Prevent looping.
1292         (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1293
1294 2012-02-10  Roman Zhuykov  <zhroma@ispras.ru>
1295
1296         * config/arm/arm.c (output_move_double): In one case properly
1297         count number of instructions that will be emitted.
1298
1299 2012-02-10  Richard Guenther  <rguenther@suse.de>
1300
1301         PR translation/52193
1302         * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1303
1304 2012-02-09  Peter Bergner  <bergner@vnet.ibm.com>
1305
1306         PR middle-end/52140
1307         * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1308
1309 2012-02-09  Jakub Jelinek  <jakub@redhat.com>
1310
1311         PR debug/52165
1312         * var-tracking.c (emit_note_insn_var_location): If
1313         EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1314         emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1315         non-NOTE_DURING_CALL_P insn.
1316
1317 2012-02-09  Bin Cheng  <bin.cheng@arm.com>
1318
1319         PR middle-end/51867
1320         * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1321
1322 2012-02-08  Magnus Granberg  <zorry@gentoo.org>
1323
1324         PR driver/48524
1325         * gcc.c (switch_matches) Support switches with separated form,
1326         -D and -U.
1327
1328 2012-02-08  Georg-Johann Lay  <avr@gjlay.de>
1329
1330         * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1331         (SP_ADDR): Ditto.
1332         (RAMPZ_ADDR): Ditto.
1333         * config/avr/avr.c (avr_addr_t): New typedef.
1334         (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1335         (avr_init_expanders): Initialize it.
1336         (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1337         SREG_ADDR.
1338         (expand_epilogue): Ditto.
1339         (avr_print_operand): Ditto.
1340         (avr_file_start): Ditto.
1341         (avr_emit_movmemhi): Ditto.
1342
1343 2012-02-08  Richard Guenther  <rguenther@suse.de>
1344
1345         PR tree-optimization/46886
1346         * tree-flow.h (do_while_loop_p): Declare.
1347         * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1348         * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1349
1350 2012-02-08  Andrew MacLeod  <amacleod@redhat.com>
1351
1352         * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1353         always succeed for integers larger than a native word.
1354
1355 2012-02-08  Richard Guenther  <rguenther@suse.de>
1356
1357         PR rtl-optimization/52170
1358         * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1359         properly handle integer vector modes.
1360
1361 2012-02-08  Jakub Jelinek  <jakub@redhat.com>
1362
1363         PR gcov-profile/52150
1364         * coverage.c: Include target.h.
1365         (build_var): Call targetm.strip_name_encoding on the assembler name.
1366         Change one _ into . or $ if the target allows it.
1367         * Makefile.in (coverage.o): Depend on $(TARGET_H).
1368
1369         PR rtl-optimization/52139
1370         * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1371         is a BARRIER after emit_insn_after_noloc, move BB_END
1372         to the last non-BARRIER insn before it.
1373
1374 2012-02-07  Richard Sandiford  <rdsandiford@googlemail.com>
1375
1376         PR middle-end/24306
1377         * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1378         (mips_gimplify_va_arg_expr): Call it instead of
1379         std_gimplify_va_arg_expr.
1380
1381 2012-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
1382
1383         * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1384         message for -mno-pointers-to-nested-function.
1385
1386 2012-02-07  Eric Botcazou  <ebotcazou@adacore.com>
1387
1388         PR middle-end/51994
1389         * expr.c (get_inner_reference): If there is an offset, add a negative
1390         bit position to it (if any).
1391
1392 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
1393
1394         PR rtl-optimization/52060
1395         * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1396         copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1397         before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1398         and/or i0src_copy2 when needed.
1399
1400 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
1401
1402         * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1403         or LTOPLUGINSONAME if have_c.
1404
1405         * config/freebsd-spec.h: Add comment about what macros can be defined
1406         in this header.
1407         (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1408         * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1409         here instead.
1410
1411 2012-02-07  Richard Guenther  <rguenther@suse.de>
1412
1413         * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1414         newline in -alias dumps.
1415
1416 2012-02-07  Kai Tietz  <ktietz@redhat.com>
1417             Dave Korn  <dave.korn.cygwin@gmail.com>
1418
1419         PR target/40068
1420         * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1421         Take care that typinfo gets dllexport-attribute.
1422
1423 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
1424
1425         PR middle-end/52074
1426         * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1427         if modifier < EXPAND_SUM call force_operand on the result.
1428
1429 2012-02-07  Joern Rennecke  <joern.rennecke@embecosm.com>
1430
1431         * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1432         adding __forwarder_dst__ prefix if a forwarder_section attribute is
1433         present.
1434         (epiphany_function_type): Replace types for specific interrupts with
1435         EPIPHANY_FUNCTION_INTERRUPT.
1436         (EPIPHANY_INTERRUPT_P): Update.
1437         * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1438         New static function.
1439         (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1440         <disinterrupt>: Affects type identity.
1441         (epiphany_handle_interrupt_attribute): Handle variable number of
1442         arguments.
1443         (epiphany_compute_function_type): Update for new
1444         epiphany_function_type definition.
1445         (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1446         handlers with a longcall forwarder.
1447         (epiphany_start_function): Handle multiple interrupt arguments and/or
1448         forwarder_section attribute.
1449
1450         * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1451         libgloss.
1452
1453 2012-02-07  Alan Modra  <amodra@gmail.com>
1454
1455         PR target/52107
1456         * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1457         subregs of TFmode.
1458
1459 2012-02-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1460
1461         PR tree-optimization/50969
1462         * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1463         use vec_perm rather than vector_stmt.
1464         (vect_model_load_cost): Likewise.
1465         * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1466         vec_perm to be the same as other vector statements.
1467         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1468         cost of vec_perm for TARGET_VSX.
1469
1470 2012-02-06  Richard Guenther  <rguenther@suse.de>
1471
1472         PR tree-optimization/52115
1473         * tree-sra.c (access_has_replacements_p): New function.
1474         (sra_modify_assign): Use it to decide whether a use is uninitialized.
1475
1476 2012-02-06  Patrick Marlier  <patrick.marlier@gmail.com>
1477
1478         PR middle-end/52047
1479         * trans-mem.c (expand_call_tm): Add an assertion.
1480         * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1481         functions.
1482
1483 2012-02-06  Richard Guenther  <rguenther@suse.de>
1484
1485         PR tree-optimization/50955
1486         * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1487         raise cost of expressions that replace an address with an
1488         expression based on a different pointer.
1489
1490 2012-02-06  Jakub Jelinek  <jakub@redhat.com>
1491
1492         PR target/52129
1493         * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1494         CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1495
1496 2012-02-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
1497
1498         PR c++/48680
1499         * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1500         -Weffc++ and specify guidelines come from second edition.
1501
1502 2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
1503
1504         * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1505         (sibcall_value_multiple_internal, call_split, call_internal_direct)
1506         (call_direct_split, call_value_split, call_value_internal_direct)
1507         (call_value_direct_split, call_value_multiple_split): Use jal and
1508         jal_macro attributes.
1509
1510 2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
1511
1512         * reload1.c (reload_regs_reach_end_p): Replace with...
1513         (reload_reg_rtx_reaches_end_p): ...this function.
1514         (new_spill_reg_store): Update commentary.
1515         (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1516         (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1517         before setting new_spill_reg_store.
1518         (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1519         Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1520         Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1521         for non-spill reload registers.
1522
1523 2012-02-05  Ira Rosen  <irar@il.ibm.com>
1524
1525         PR tree-optimization/52091
1526         * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1527         (vect_is_simple_use_1): Likewise.
1528         * tree-vect-loop.c (vectorizable_reduction): Update calls
1529         to vect_is_simple_use_1 and vect_is_simple_use.
1530         (vectorizable_live_operation): Likewise.
1531         * tree-vect-patterns.c (widened_name_p,
1532         vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1533         * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1534         vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1535         vectorizable_shift,vectorizable_operation, vectorizable_store,
1536         vectorizable_load): Likewise.
1537         (vect_is_simple_cond): Add an argument, pass it to
1538         vect_is_simple_use_1.
1539         (vectorizable_condition): Update calls to vect_is_simple_cond,
1540         vect_is_simple_use.
1541         (vect_is_simple_use): Add an argument, the statement in which
1542         OPERAND is used.  Check that if OPERAND's def stmt is a double
1543         reduction phi node, the use is a phi node too.
1544         (vect_is_simple_use_1): Add an argument, pass it to
1545         vect_is_simple_use.
1546         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1547         to vect_is_simple_use.
1548
1549 2012-02-04  Jakub Jelinek  <jakub@redhat.com>
1550
1551         PR rtl-optimization/52095
1552         * modulo-sched.c (dump_insn_locator): New function.
1553         (loop_canon_p, sms_schedule): Use it.
1554
1555         PR rtl-optimization/52113
1556         * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1557         even for decomposable shift/zext insns.
1558
1559 2012-02-03  Jakub Jelinek  <jakub@redhat.com>
1560             Zdenek Dvorak  <ook@ucw.cz>
1561
1562         PR rtl-optimization/52092
1563         * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1564         on get_iv_value result.
1565
1566 2012-02-02  Andrew Pinski  <apinski@cavium.com>
1567
1568         PR middle-end/47982
1569         PR middle-end/43967
1570         * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1571
1572 2012-02-02  Jakub Jelinek  <jakub@redhat.com>
1573
1574         PR middle-end/48071
1575         * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1576
1577 2012-02-02  Vladimir Makarov  <vmakarov@redhat.com>
1578
1579         PR rtl-optimization/49800
1580         * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1581         (sched_finish): Call regstat_free_n_sets_and_refs.
1582
1583 2012-02-02  Jia Liu  <proljc@gmail.com>
1584
1585         * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1586         than operand 2.
1587
1588 2012-02-02  Jan Hubicka  <jh@suse.cz>
1589             Tom de Vries  <tom@codesourcery.com>
1590
1591         PR middle-end/51998
1592         * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1593         * varpool.c (varpool_analyze_pending_decls): Likewise.
1594
1595 2012-02-02  Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1596             Jayant R Sonar <jayant.sonar@kpitcummins.com>
1597
1598         * config.gcc: Add cr16-* support.
1599
1600         * doc/extend.texi: Document cr16 extensions.
1601         * doc/install.texi: Document cr16 install.
1602         * doc/invoke.texi: Document cr16 options.
1603         * doc/md.texi: Document cr16 constraints.
1604
1605         * common/config/cr16/cr16-common.c: New file.
1606         * config/cr16/cr16.c: New file.
1607         * config/cr16/cr16.h: New file.
1608         * config/cr16/cr16.md: New file.
1609         * config/cr16/cr16.opt: New file.
1610         * config/cr16/cr16-protos.h: New file.
1611         * config/cr16/predicates.md: New file.
1612         * config/cr16/constraints.md: New file.
1613         * config/cr16/t-cr16: New file.
1614
1615 2012-02-02  Jakub Jelinek  <jakub@redhat.com>
1616
1617         PR target/52086
1618         * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1619         that operands[2] is either immediate, or q_regs_operand.
1620
1621         PR tree-optimization/52073
1622         * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1623         a pattern stmt for pattern uses, ignore uses outside of the loop.
1624
1625 2012-02-01  Georg-Johann Lay  <avr@gjlay.de>
1626
1627         * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1628         * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1629         (OUT_AS1, OUT_AS2): Remove.
1630
1631 2012-02-01  Georg-Johann Lay  <avr@gjlay.de>
1632
1633         PR rtl-optimization/51374
1634         * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1635         to cross other volatile_refs_p insns.
1636
1637 2012-02-01  Richard Guenther  <rguenther@suse.de>
1638
1639         * doc/invoke.texi (fno-inline): Clarify documentation.
1640         (finline-small-functions): Likewise.
1641         (finline-functions): Likewise.
1642         * common.opt (finline): Adjust comment and documentation.
1643         (finline-small-functions): Clarify documentation.
1644         (finline-functions): Likewise.
1645         (finline-functions-called-once): Likewise.
1646
1647 2012-02-01  Tristan Gingold  <gingold@adacore.com>
1648
1649         * c-typeck.c (composite_type): Keep mode for pointers.
1650
1651 2012-01-31  Richard Sandiford  <rdsandiford@googlemail.com>
1652
1653         * function.h (regno_reg_rtx): Adjust comment.
1654         * reginfo.c (init_reg_modes_target): Only use the previous mode
1655         if it fits within one register.  Remove MIPS comment.
1656
1657 2012-01-31  Jakub Jelinek  <jakub@redhat.com>
1658
1659         PR bootstrap/52058
1660         * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1661
1662 2012-01-31  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1663
1664         * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1665         to srak instruction.
1666
1667 2012-01-31  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
1668
1669         * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1670
1671 2012-01-31  Jakub Jelinek  <jakub@redhat.com>
1672
1673         PR bootstrap/52041
1674         PR bootstrap/52039
1675         PR target/51974
1676         * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1677
1678 2012-01-31  Richard Guenther  <rguenther@suse.de>
1679
1680         PR tree-optimization/51528
1681         * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1682         assigns.
1683
1684 2012-01-31  Jakub Jelinek  <jakub@redhat.com>
1685
1686         PR bootstrap/52041
1687         PR bootstrap/52039
1688         PR target/51974
1689         * ree.c (add_removable_extension): Change def_map argument
1690         to unsigned *, store in def_map 1 + offset into *insn_list vector
1691         instead of pointers into the vector.
1692         (find_removable_extensions): Adjust caller.
1693
1694 2012-01-30  Georg-Johann Lay  <avr@gjlay.de>
1695
1696         * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1697         Transform all "* quoted-c-code" to { c-code }.
1698         Remove redundant test for "optimize" in combine patterns.
1699         Move (include "avr-dimode.md") to end of file.
1700
1701 2012-01-30  Bin Cheng  <bin.cheng@arm.com>
1702
1703         PR target/51835
1704         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1705         for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1706
1707 2012-01-30  Richard Guenther  <rguenther@suse.de>
1708
1709         PR tree-optimization/52028
1710         * tree-loop-distribution.c (ldist_gen): Properly update
1711         virtual SSA form.
1712
1713 2012-01-30  Jakub Jelinek  <jakub@redhat.com>
1714
1715         PR debug/52027
1716         * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1717         set_cur_line_info_table if not emitting debug info.
1718
1719         PR tree-optimization/52046
1720         * tree-vect-patterns.c (check_bool_pattern): Give up if
1721         a comparison could throw.
1722
1723         PR debug/52048
1724         * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1725
1726 2012-01-30  Richard Guenther  <rguenther@suse.de>
1727
1728         PR tree-optimization/52045
1729         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1730         SSA form if cfgcleanup did anything.
1731
1732 2012-01-30  Richard Guenther  <rguenther@suse.de>
1733
1734         PR tree-optimization/52045
1735         * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1736         before computing final todo.
1737
1738 2012-01-30  Richard Guenther  <rguenther@suse.de>
1739
1740         PR tree-optimization/51528
1741         * tree-sra.c (sra_modify_assign): Re-factor in preparation
1742         for PR51528 fix.
1743
1744 2012-01-30  Paolo Bonzini  <bonzini@gnu.org>
1745
1746         * df-problems.c (df_kill_notes): Check that the use refers
1747         to the note under examination.
1748
1749 2012-01-30  Eric Botcazou  <ebotcazou@adacore.com>
1750
1751         PR target/51920
1752         * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1753         parameter and use short-lived pseudos.
1754         (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1755         (sparc_expand_vector_init): Const-ify local variables and adjust
1756         calls to above functions.
1757
1758 2012-01-30  Georg-Johann Lay  <avr@gjlay.de>
1759
1760         * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1761
1762 2012-01-29  Sandra Loosemore  <sandra@codesourcery.com>
1763
1764         * doc/invoke.texi: Make usage of "compile time" and
1765         "run time"/"runtime" consistent throughout the file.
1766
1767 2012-01-29  Uros Bizjak  <ubizjak@gmail.com>
1768
1769         * config/alpha/alpha.c (alpha_option_override): Default to
1770         full IEEE compliance mode for Go language.
1771
1772 2011-01-29  Tijl Coosemans  <tijl@coosemans.org>
1773
1774         * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1775         (LINK_SSP_SPEC): Define.
1776
1777 2012-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1778
1779         PR target/51871
1780         * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1781         stubs.
1782
1783 2012-01-28  Sandra Loosemore  <sandra@codesourcery.com>
1784
1785         * doc/invoke.texi: Correct hyphenation of "floating point",
1786         "double precision", and related terminology throughout the file.
1787
1788 2012-01-28  Jakub Jelinek  <jakub@redhat.com>
1789
1790         PR target/52006
1791         * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1792         arm_general_register_operand predicate for operand 2 instead of
1793         register_operand.
1794
1795 2012-01-27  Ian Lance Taylor  <iant@google.com>
1796
1797         PR go/47656
1798         * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1799         * builtins.c (expand_builtin_init_trampoline): Add onstack
1800         parameter.  Change caller.
1801         (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1802         * tree.c (build_common_builtin_nodes): Declare
1803         __builtin_init_heap_trampoline.
1804
1805 2012-01-27  Georg-Johann Lay  <avr@gjlay.de>
1806
1807         * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1808         tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1809         * config/avr/avr.c: Ditto.
1810         (avr_regnames): Remove because unused.
1811         * config/avr/avr.md (*cpse.ne): New peephole.
1812         (*cpse.eq): New peephole from former cpse peepholes.
1813
1814 2012-01-27  Michael Eager  <eager@eagercon.com>
1815
1816         * config/microblaze.c (microblaze_emit_compare): Correct
1817         test after pcmp instruction.
1818
1819 2012-01-27  Richard Guenther  <rguenther@suse.de>
1820
1821         PR tree-optimization/52020
1822         * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1823
1824 2012-01-27  Richard Guenther  <rguenther@suse.de>
1825
1826         * ipa-pure-const.c (check_stmt): Clobbers do not make a
1827         function non-const/pure.
1828
1829 2012-01-27  Richard Guenther  <rguenther@suse.de>
1830
1831         PR tree-optimization/50444
1832         * tree-sra.c (build_ref_for_offset): Properly adjust the
1833         MEM_REF type for unaligned accesses.
1834
1835 2012-01-27  Richard Guenther  <rguenther@suse.de>
1836
1837         PR tree-optimization/50444
1838         * expr.c (mem_ref_refers_to_non_mem_p): New function.
1839         (expand_assignment): Use it.  Properly handle misaligned
1840         bases when expanding stores to component references.
1841         (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1842         refactor that case.
1843
1844 2012-01-27  Andrey Belevantsev  <abel@ispras.ru>
1845
1846         PR middle-end/51389
1847         * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1848         * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1849         * tree-data-ref.c (find_data_references_in_loop): Make static.
1850         (compute_all_dependences): Change return type to bool.  Bail out
1851         for too many datarefs in a loop.  Move the hunk resetting the data
1852         dependences vector from ...
1853         (compute_data_dependences_for_loop): ... here.  Account for
1854         compute_all_dependences returning false.
1855         (compute_data_dependences_for_bb): Likewise.
1856         * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1857         * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1858
1859 2012-01-27  Richard Guenther  <rguenther@suse.de>
1860
1861         PR middle-end/51959
1862         * expr.c (store_field): Use the alias-set of the scratch memory
1863         for storing to it.
1864
1865 2012-01-27  Tom de Vries  <tom@codesourcery.com>
1866
1867         PR tree-optimization/51990
1868         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1869         WITH_SIZE_EXPR.
1870         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1871
1872 2012-01-27  Jakub Jelinek  <jakub@redhat.com>
1873
1874         PR debug/52001
1875         * var-tracking.c (reverse_op): Don't add any reverse operation
1876         if V already has any constant locations.
1877
1878 2012-01-27  Sandra Loosemore  <sandra@codesourcery.com>
1879
1880         * doc/invoke.texi: Correct usage of "command line" (noun)
1881         vs "command-line" (adjective) throughout.
1882
1883 2012-01-27  Sandra Loosemore  <sandra@codesourcery.com>
1884
1885         * doc/invoke.texi (Language Independent Options): Move
1886         -Wcoverage-mismatch blurb from here....
1887         (Warning Options): ...to here.
1888
1889 2012-01-27  Peter Bergner  <bergner@vnet.ibm.com>
1890
1891         * config/rs6000/rs6000.c (rs6000_option_override_internal):
1892         Set rs6000_always_hint to false for 476.
1893
1894 2012-01-27  Matthias Klose  <doko@ubuntu.com>
1895
1896         * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1897           system root.
1898         * incpath.c (add_standard_paths): Likewise.
1899
1900 2012-01-27  Richard Henderson  <rth@redhat.com>
1901
1902         * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1903         * config/m68k/sync.md (atomic_test_and_set): Rename from
1904         sync_test_and_setqi and adjust the operands.
1905         (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1906         and unconditionally enable.
1907
1908 2012-01-27  Richard Henderson  <rth@redhat.com>
1909
1910         * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1911         * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1912         (ldstub): Rename from ldstubqi.
1913         (ldstub<I24MODE>): Remove.
1914
1915 2012-01-27  Richard Henderson  <rth@redhat.com>
1916
1917         * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1918         * c-cppbuiltin.c (cpp_atomic_builtins): Define
1919         __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1920         * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1921         * doc/tm.texi: Rebuild.
1922
1923 2012-01-27  Richard Henderson  <rth@redhat.com>
1924
1925         * optabs.c (gen_atomic_test_and_set): Remove default.
1926         (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1927
1928 2012-01-26  Jakub Jelinek  <jakub@redhat.com>
1929
1930         PR rtl-optimization/51978
1931         * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1932         (combine_reaching_defs): Likewise.
1933         (struct re_info): Remove.
1934         (add_removable_extension): Remove x and data arguments,
1935         add insn, insn_list and def_map.  Use the arguments directly
1936         instead of using struct re_info.
1937         (find_removable_extensions): Don't call add_removable_extension
1938         through note_stores, instead just call it with single_set
1939         result if non-NULL.
1940         (find_and_remove_re): Pass curr_cand->expr instead of
1941         PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1942
1943 2012-01-26  Michael Matz  <matz@suse.de>
1944
1945         PR tree-optimization/46590
1946         * cfgexpand.c: Revert last change (r183305).
1947         * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1948         regs.
1949         * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1950         checking for emptiness.
1951
1952 2012-01-26  Jakub Jelinek  <jakub@redhat.com>
1953
1954         PR middle-end/51895
1955         * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1956         non-addressable non-BLKmode base correctly.
1957
1958 2012-01-26  Michael Matz  <matz@suse.de>
1959
1960         PR tree-optimization/48794
1961         * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1962         regions referenced from RESX/EH_DISPATCH.
1963
1964 2012-01-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1965
1966         * config/s390/s390.h: Make BRANCH_COST an option.
1967         * config/s390/s390.opt: New option -mbranch-cost.
1968
1969 2012-01-26  Richard Henderson  <rth@redhat.com>
1970
1971         Revert 2012-01-24 change:
1972         * trans-mem.c (requires_barrier): Do not instrument thread local
1973         variables and emit save/restore for them.
1974
1975 2012-01-25  Jakub Jelinek  <jakub@redhat.com>
1976
1977         PR middle-end/51986
1978         * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1979         for pat == 0.
1980
1981 2012-01-25  Richard Sandiford  <rdsandiford@googlemail.com>
1982
1983         * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1984         ASM_OPERANDS.
1985
1986 2012-01-25  Georg-Johann Lay  <avr@gjlay.de>
1987
1988         PR target/49868
1989         Rename __pgm to __flash.
1990         Rename __pgm1 to __flash1.
1991         Rename __pgm2 to __flash2.
1992         Rename __pgm3 to __flash3.
1993         Rename __pgm4 to __flash4.
1994         Rename __pgm5 to __flash5.
1995         Rename __pgmx to __memx.
1996         * doc/extend.texi (AVR Named Address Spaces)
1997         Rename address space names as indicated above.
1998         * config/avr/avr.c (avr_addrspace): Ditto.
1999
2000         * config/avr/avr-protos.h
2001         (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2002         (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2003         * config/avr/predicates.md: Ditto.
2004         * config/avr/avr.c Ditto, and
2005         (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2006         (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2007
2008         * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2009         (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2010         (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2011         (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2012         (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2013         (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2014         (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2015         * config/avr/avr.c: Ditto.
2016         * config/avr/avr.md: Ditto.
2017
2018 2012-01-25  Jason Merrill  <jason@redhat.com>
2019
2020         PR c++/51992
2021         * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2022
2023 2012-01-25  Jakub Jelinek  <jakub@redhat.com>
2024
2025         PR tree-optimization/51987
2026         * tree-data-ref.c (get_references_in_stmt): Handle references in
2027         non-volatile GIMPLE_ASM.
2028
2029 2012-01-25  Richard Guenther  <rguenther@suse.de>
2030
2031         * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2032         bases are dereferenced.
2033
2034 2012-01-25  Andrey Belevantsev  <abel@ispras.ru>
2035
2036         PR rtl-optimization/48374
2037         * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2038
2039 2012-01-25  Andrey Belevantsev  <abel@ispras.ru>
2040
2041         * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2042         compute_data_dependences_for_loop returns false.
2043         * tree-parloops.c (loop_parallel_p): Likewise.
2044
2045 2012-01-25  Richard Guenther  <rguenther@suse.de>
2046
2047         * tree.h (get_pointer_alignment_1): Declare.
2048         * builtins.c (get_pointer_alignment_1): New function.
2049         (get_pointer_alignment): Use it.
2050
2051 2012-01-25  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2052
2053         PR rtl-optimization/48308
2054         * combine.c (enum undo_kind): Add UNDO_LINKS.
2055         (struct undo): Add member l to other_contents and where.
2056         (do_SUBST_LINK): New.
2057         (SUBST_LINK): New.
2058         (try_combine): Handle LOG_LINKS for the dummy i1 case.
2059         (undo_all): Handle UNDO_LINKS.
2060
2061 2012-01-25  Richard Henderson  <rth@redhat.com>
2062
2063         * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2064         mem inputs.
2065
2066 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
2067
2068         * optabs.c (gen_atomic_test_and_set): Use each argument.
2069
2070 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
2071
2072         * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2073         (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2074         (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2075         (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2076         (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2077         TARGET_PAIRED_SINGLE_FLOAT.
2078
2079 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
2080
2081         * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2082         (in_struct, return_val): Remove MEM documentation.
2083         * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2084         (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2085         (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2086         and MEM_SCALAR.
2087         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2088         * cfgexpand.c (add_alias_set_conflicts): Likewise.
2089         * expr.c (store_field): Likewise.
2090         * function.c (assign_stack_temp_for_type): Likewise.
2091         * ifcvt.c (noce_try_cmove_arith): Likewise.
2092         * reload1.c (reload): Likewise.
2093         * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2094         (alpha_set_memflags): Likewise.
2095         * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2096
2097 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
2098
2099         * rtl.h (true_dependence, canon_true_dependence): Remove varies
2100         parameter.
2101         * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2102         (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2103         (true_dependence_1, true_dependence, canon_true_dependence): Remove
2104         varies parameter.
2105         * cselib.c (cselib_rtx_varies_p): Delete.
2106         (cselib_invalidate_mem): Update call to canon_true_dependence.
2107         * dse.c (record_store, check_mem_read_rtx): Likewise.
2108         (scan_reads_nospill): Likewise.
2109         * cse.c (check_dependence): Likewise.
2110         (cse_rtx_varies_p): Delete.
2111         * expr.c (safe_from_p): Update call to true_dependence.
2112         * ira.c (validate_equiv_mem_from_store): Likewise.
2113         (memref_referenced_p): Likewise.
2114         * postreload-gcse.c (find_mem_conflicts): Likewise.
2115         * sched-deps.c (sched_analyze_2): Likewise.
2116         * store-motion.c (load_kills_store): Likewise.
2117         * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2118         * gcse.c (mems_conflict_for_gcse_p): Likewise.
2119         (compute_transp): Update call to canon_true_dependence.
2120
2121 2012-01-25  Richard Henderson  <rth@redhat.com>
2122
2123         * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2124         (maybe_emit_atomic_test_and_set): New.
2125         (expand_sync_lock_test_and_set): Use it.
2126         (expand_atomic_test_and_set): Likewise.
2127         * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2128         the implementation; clarify implementation defined details.
2129         * doc/md.texi (atomic_test_and_set): Document.
2130
2131 2012-01-25  Richard Henderson  <rth@redhat.com>
2132
2133         * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2134
2135 2012-01-25  Richard Henderson  <rth@redhat.com>
2136
2137         PR target/51968
2138         * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2139         to effect no-op split.
2140
2141 2012-01-24  Aldy Hernandez  <aldyh@redhat.com>
2142
2143         PR lto/51698
2144         * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2145         (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2146         (BT_FN_VOID_PTR_INT_SIZE): New.
2147         (BT_FN_UINT_UINT_VAR): Remove.
2148         (BT_FN_UINT32_UINT32_VAR): New.
2149         (BT_FN_DOUBLE_VPTR): Remove.
2150         (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2151
2152         * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2153         (_ITM_changeTransactionMode): Same.
2154         (_ITM_memmoveRtWt): Change return type to void.
2155         (_ITM_memcpyRtWt): Same.
2156         (_ITM_memsetW): Same.
2157         (_ITM_RaRD): Change types to double.
2158         (_ITM_RD): Same.
2159         (_ITM_RaWD): Same.
2160         (_ITM_RfWD): Same.
2161
2162         * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2163
2164 2012-01-24  Aldy Hernandez  <aldyh@redhat.com>
2165             Patrick Marlier  <patrick.marlier@gmail.com>
2166
2167         * trans-mem.c (requires_barrier): Do not instrument thread local
2168         variables and emit save/restore for them.
2169
2170 2012-01-24  Jason Merrill  <jason@redhat.com>
2171
2172         PR c++/51812
2173         * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2174         output static aliases.
2175
2176 2012-01-24  Jakub Jelinek  <jakub@redhat.com>
2177
2178         PR driver/47249
2179         * common.opt (-pie, -shared, pie, shared): Change from Common to
2180         Driver.
2181         * gcc.c (display_help): Display help for -pie and -shared.
2182
2183 2012-01-24  Georg-Johann Lay  <avr@gjlay.de>
2184
2185         PR target/49868
2186         * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2187         Remove note on size/offset limitation.
2188         (AVR Variable Attributes): Add example how to read data located
2189         with progmem.  Refer to named address spaces.
2190         * doc/invoke.texi (AVR Options): Fix typo.
2191
2192 2012-01-24  Richard Guenther  <rguenther@suse.de>
2193
2194         Forward-port to trunk
2195         2010-09-21  Jakub Jelinek  <jakub@redhat.com>
2196
2197         PR middle-end/45678
2198         * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2199         op0 isn't sufficiently aligned and there is movmisalignM
2200         insn for mode, use it to load op0 into a temporary register.
2201
2202 2012-01-24  Jakub Jelinek  <jakub@redhat.com>
2203
2204         PR target/51957
2205         * target.def (const_not_ok_for_debug_p): New hook.
2206         * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2207         documentation.
2208         * doc/tm.texi: Regenerated.
2209         * dwarf2out.c (const_ok_for_output_1): If
2210         targetm.const_not_ok_for_debug_p returns true, fail.
2211         * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2212         function.
2213         (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2214
2215 2012-01-23  Kai Tietz  <ktietz@redhat.com>
2216
2217         PR target/51900
2218         * config/i386/predicates.md (symbolic_operand): Allow
2219         UNSPEC_PCREL as PIC expression for lea.
2220         * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2221         * config/i386/i386.c (ix86_delegitimize_address): Handle
2222         UNSPEC_PCREL for none-MEM, too.
2223
2224 2012-01-23  Aldy Hernandez  <aldyh@redhat.com>
2225
2226         * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2227         (ipa_tm_create_version_alias): Same.
2228
2229 2012-01-23  Uros Bizjak  <ubizjak@gmail.com>
2230
2231         PR libitm/51830
2232         * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2233         * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2234
2235 2012-01-23  Aldy Hernandez  <aldyh@redhat.com>
2236             Patrick Marlier  <patrick.marlier@gmail.com>
2237             Iain Sandoe  <developer@sandoe-acoustics.co.uk>
2238
2239         PR lto/51916
2240         * lto-wrapper.c (run_gcc): Pass the LTO section name to
2241         simple_object_start_read.
2242
2243 2012-01-23  Richard Guenther  <rguenther@suse.de>
2244
2245
2246         PR tree-optimization/51895
2247         * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2248         parameter decomposition into BLKmode components.
2249
2250 2012-01-23  Eric Botcazou  <ebotcazou@adacore.com>
2251
2252         * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2253         fake variables for restrict-qualified pointers whose pointed-to type
2254         contains a placeholder.
2255
2256 2012-01-23  Richard Guenther  <rguenther@suse.de>
2257
2258         PR tree-optimization/51949
2259         * ipa-split.c (execute_split_functions): Do not split malloc functions.
2260
2261 2012-01-23  Jakub Jelinek  <jakub@redhat.com>
2262
2263         PR rtl-optimization/51933
2264         * ree.c (transform_ifelse): Return true right away if dstreg is
2265         already wider or equal to cand->mode.
2266         (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2267         (make_defs_and_copies_lists): Remove defs_list and copies_list
2268         arguments, add state argument, just truncate state->work_list
2269         instead of always allocating and freeing the vector.  Assert that
2270         get_defs succeeds instead of returning 2.  Changed return type to bool.
2271         (merge_def_and_ext): Add state argument.  If SET_DEST doesn't
2272         have ext_src_mode, see if it has been modified already with the
2273         right kind of extension and has been extended before from the
2274         ext_src_mode.  If SET_DEST is already wider or equal to cand->mode,
2275         just return true.  Remember the original mode in state->modified array.
2276         (combine_reaching_defs): Add state argument.  Don't allocate and
2277         free here def_list, copied_list and vec vectors, instead just
2278         VEC_truncate the vectors in *state.  Don't handle outcome == 2 here.
2279         (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2280         Add state variable, clear vectors in it, initialize state.modified
2281         if needed.  Free all the vectors at the end and state.modified too.
2282         Don't skip a candidate if the extension expression has been modified.
2283
2284 2012-01-22  Douglas B Rupp  <rupp@gnat.com>
2285
2286         PR target/47096
2287         * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2288          configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2289         (extra_options) interix.opt -> i386/interix.opt"
2290         (extra_objs):Add winnt-stubs.o
2291         * configure.ac: Add interix to target_os .comm on PE check.
2292         * configure: Regenerate.
2293         * config/interix3.h: Delete and move bits to..
2294         * config/interix.h: Delete and move bits to..
2295         * config/i386/i386-interix3.h: Delete and move bits to..
2296         * config/i386/i386-interix.h: ..here.
2297         (TARGET_CPU_DEFAULT): Remove redefinition.
2298         (TARGET_ASM_CONSTRUCTOR): Undefine.
2299         (SUBTARGET_SWITCHES): Define for ms-bitfields.
2300         (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2301         (PTRDIFF_TYPE): Define.
2302         (LONG_DOUBLE_TYPE_SIZE): Define.
2303         (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2304         (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2305         (TARGET_SECTION_TYPE_FLAGS): Define.
2306         (ASM_DECLARE_FUNCTION_NAME): Define.
2307         (ASM_OUTPUT_EXTERNAL): Define.
2308         (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2309         (ASM_OUTPUT_ALIGNED_BSS): Define.
2310         (PCC_BITFIELD_TYPE_MATTERS): Define.
2311         (USE_CONST_SECTION): Define.
2312         (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2313         (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2314         (SUPPORTS_ONE_ONLY): Remove.
2315         (I386_PE_STRIP_ENCODING): Define.
2316         * config/interix.opt: Delete and move bits to..
2317         * config/i386/interix.opt: ..here. New.
2318         (mpe-aligned-commons): Add.
2319         * config/i386/t-interix: Add copyright header.
2320         (winnt-stubs.o): Add rule.
2321
2322 2012-01-22  Jason Merrill  <jason@redhat.com>
2323
2324         PR c++/51832
2325         * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2326         for extra name aliases.
2327
2328 2012-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2329
2330         PR rtl-optimization/51924
2331         * ree.c (combine_set_extension): Improve debugging message.
2332         (combine_reaching_defs): Likewise.
2333         (get_defs): Rename confusingly named variable.
2334         (find_and_remove_re): Skip a candidate if the extension expression has
2335         been modified.
2336
2337 2012-01-21  Robert Millan  <rmh@gnu.org>
2338             Gerald Pfeifer  <gerald@pfeifer.com>
2339
2340         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2341         (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2342
2343 2012-01-20  Jakub Jelinek  <jakub@redhat.com>
2344
2345         PR tree-optimization/51914
2346         * tree-vect-stmts.c (vectorizable_conversion): For
2347         cvt_type && modifier == WIDEN, put temporary with cvt_type
2348         at the beginning of vec_dsts and set vec_dest to temporary
2349         with vectype_out.
2350
2351 2012-01-20  Eric Botcazou  <ebotcazou@adacore.com>
2352
2353         * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2354
2355 2011-01-20  Tijl Coosemans  <tijl@coosemans.org>
2356
2357         * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2358         * config/rs6000/rs6000.c: Likewise.
2359
2360 2012-01-20  Jakub Jelinek  <jakub@redhat.com>
2361
2362         PR target/51915
2363         * config/arm/arm.c (arm_count_output_move_double_insns): Call
2364         output_move_double on a copy of operands array.
2365
2366 2012-01-20  Cary Coutant  <ccoutant@google.com>
2367             Dodji Seketeli  <dodji@redhat.com>
2368
2369         PR debug/45682
2370         * dwarf2out.c (copy_declaration_context): Return ref to parent
2371         of declaration DIE, if necessary.
2372         (remove_child_or_replace_with_skeleton): Add new parameter; update
2373         caller.  Place skeleton DIE under parent DIE of original declaration.
2374         Move call to copy_declaration_context to here ...
2375         (break_out_comdat_types): ... from here.
2376
2377 2012-01-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2378
2379         PR rtl-optimization/51856
2380         * reload.c (find_reloads_subreg_address): Set the address_reloaded
2381         flag to reloaded.
2382
2383 2012-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2384
2385         PR target/51819
2386         * config/arm/arm.c (arm_print_operand): Correct output of alignment
2387         hints for neon loads and stores.
2388
2389 2012-01-20  Georg-Johann Lay  <avr@gjlay.de>
2390
2391         PR target/49868
2392         PR target/50887
2393         * doc/extend.texi (Named Address Spaces): Split into subsections.
2394         (AVR Named Address Spaces): New subsection.
2395         (M32C Named Address Spaces): New subsection.
2396         (RL78 Named Address Spaces): New subsection.
2397         (SPU Named Address Spaces): New subsection.
2398         (Variable Attributes): New anchor "AVR Variable Attributes".
2399         (AVR Variable Attributes): Rewrite and avoid wording
2400         "address space" in this context.
2401         * doc/invoke.texi (AVR Options): Rewrite and add documentation
2402         for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2403         (AVR Built-in Macros): New subsubsection therein.
2404         * doc/md.texi (AVR constraints): Remove "C04", "R".
2405
2406 2012-01-20  Richard Guenther  <rguenther@suse.de>
2407
2408         PR tree-optimization/51903
2409         * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2410         when removing stmts.
2411
2412 2012-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2413
2414         PR target/50313
2415         * config/arm/arm.c (arm_load_pic_register): Use
2416         gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2417         , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2418         (arm_pic_static_addr): Likewise.
2419         (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2420         (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2421         * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2422         (pic_load_addr_unified): New.
2423
2424 2012-01-20  Andrey Belevantsev  <abel@ispras.ru>
2425
2426         PR target/51106
2427         * function.c (instantiate_virtual_regs_in_insn): Use
2428         delete_insn_and_edges when removing a wrong asm insn.
2429
2430 2012-01-19  Vladimir Makarov  <vmakarov@redhat.com>
2431
2432         PR rtl-optimization/40761
2433         * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2434         Add new member loop_num.
2435         (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2436         (ira_build): Remove the parameter.
2437
2438         * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2439         (ira.c): Do not build CFG loops for one region allocation.  Remove
2440         argument from ira_build call.
2441
2442         * ira-build.c (init_loop_tree_node): New function.
2443         (create_loop_tree_nodes): Use it.  Separate the case when CFG
2444         loops are not built.
2445         (more_one_region_p): Check current_loops.
2446         (finish_loop_tree_nodes): Separate the case when CFG loops are not
2447         built.
2448         (add_loop_to_tree): Process loop equal to NULL too.
2449         (form_loop_tree): Separate the case when CFG loops are not built.
2450         Use explicitly number for the root.
2451         (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2452         an assertion.
2453         (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2454         instead of loop->num.
2455         (mark_loops_for_removal): Ditto.  Use loop_num instead of loop->num.
2456         (mark_all_loops_for_removal): Ditto.
2457         (remove_unnecessary_regions): Separate the case when CFG loops
2458         are not built.
2459         (ira_build): Remove the parameter.  Use explicit number of regions
2460         when CFG loops are not built.
2461
2462         * ira-color.c (print_loop_title): Separate the case for the root node.
2463         Use loop_num instead of loop->num.
2464         (move_spill_restore): Use loop_num instead of loop->num.
2465
2466         * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2467         (change_loop): Ditto.
2468         (change_loop): Use loop_num instead of loop->num.
2469
2470         * ira-lives.c (process_bb_node_lives): Ditto.
2471
2472         * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2473
2474         * ira-conflicts.c (print_allocno_conflicts): Ditto.
2475
2476 2012-01-19  Jakub Jelinek  <jakub@redhat.com>
2477
2478         PR libmudflap/40778
2479         * tree-mudflap.c (mf_artificial): New function.
2480         (execute_mudflap_function_ops, execute_mudflap_function_decls,
2481         mx_register_decls, mudflap_enqueue_decl): Use it.
2482
2483         PR target/51876
2484         * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2485         numbers in the insn pattern.
2486
2487 2012-01-19  Michael Matz  <matz@suse.de>
2488
2489         PR tree-optimization/46590
2490         * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2491         use it in remembering which conflicts we already created.
2492         (add_scope_conflicts): Adjust call to above, (de)allocate helper
2493         bitmap.
2494
2495 2012-01-19  Aldy Hernandez  <aldyh@redhat.com>
2496
2497         PR lto/51280
2498         * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2499         (merge_and_complain): Same.
2500
2501 2012-01-19  Jakub Jelinek  <jakub@redhat.com>
2502
2503         PR bootstrap/50237
2504         * config/initfini-array.h: Guard content of the header
2505         with #ifdef HAVE_INITFINI_ARRAY.
2506         * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2507         Add initfini-array.h to tm_file here.
2508         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2509         * config.gcc: Don't add initfini-array.h to tm_file here.
2510         * configure: Regenerated.
2511
2512 2012-01-19  Andrey Belevantsev  <abel@ispras.ru>
2513
2514         PR rtl-optimization/51505
2515         * df-problems.c (df_kill_notes): New parameter live. Update comment.
2516         Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2517         (df_note_bb_compute): Update the call to df_kill_notes.
2518
2519 2012-01-18  Aldy Hernandez  <aldyh@redhat.com>
2520
2521         * trans-mem.c (requires_barrier): Remove call to is_global_var.
2522
2523 2012-01-18  Richard Guenther  <rguenther@suse.de>
2524
2525         * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2526         of conversions to void *.
2527
2528 2012-01-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2529             Richard Sandiford  <rdsandiford@googlemail.com>
2530
2531         PR middle-end/50325
2532         PR middle-end/51192
2533         * optabs.h (simplify_expand_binop): Declare.
2534         * optabs.c (simplify_expand_binop): Make global.
2535         * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2536         endian targets if the source cannot be exactly covered by word
2537         mode chunks.
2538
2539 2012-01-17  Jakub Jelinek  <jakub@redhat.com>
2540
2541         PR bootstrap/51872
2542         * hard-reg-set.h (struct hard_reg_set_container): New type.
2543         * target.h (struct hard_reg_set_container): Forward declare.
2544         * target.def (set_up_by_prologue): New target hook.
2545         * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2546         * doc/tm.texi: Regenerated.
2547         * function.c (thread_prologue_and_epilogue_insns): Change
2548         set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2549         Call targetm.set_up_by_prologue on it.
2550         * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2551         (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2552
2553 2012-01-17  Nick Clifton  <nickc@redhat.com>
2554
2555         * config/rx/rx.c (rx_can_use_simple_return): New function.
2556         * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2557         * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2558
2559 2012-01-17  Richard Guenther  <rguenther@suse.de>
2560
2561         PR middle-end/51782
2562         * expr.c (expand_assignment): Take address-space information
2563         from the address operand of MEM_REF and TARGET_MEM_REF.
2564         (expand_expr_real_1): Likewise.
2565
2566 2012-01-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2567
2568         * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2569         reload dump is requested.
2570
2571 2012-01-17  Aldy Hernandez  <aldyh@redhat.com>
2572
2573         PR other/51165
2574         * trans-mem.c (requires_barrier): Call may_be_aliased.
2575
2576 2012-01-17  Jakub Jelinek  <jakub@redhat.com>
2577
2578         PR tree-optimization/51877
2579         * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2580         call arguments and fndecls compare equal, instead return false if they
2581         don't.  Return true only if lhs1 and lhs2 are either both NULL, or
2582         both SSA_NAMEs that are valueized the same, or they satisfy
2583         operand_equal_p.
2584
2585 2012-01-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2586
2587         * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2588         Solaris 11+.
2589         * configure: Regenerate.
2590
2591 2012-01-16  Jan Hubicka  <jh@suse.cz>
2592
2593         PR c/12245
2594         PR c++/14179
2595         * convert.c (convert_to_integer): Use fold_convert for
2596         converting an INTEGER_CST to integer type.
2597
2598 2012-01-16  Jason Merrill  <jason@redhat.com>
2599
2600         PR c++/14179
2601         * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2602
2603 2012-01-16  Jakub Jelinek  <jakub@redhat.com>
2604
2605         PR bootstrap/51860
2606         * config/s390/s390.c (s390_chunkify_start): Don't skip
2607         call insns followed by NOTE_INSN_CALL_ARG_LOCATION note.  Skip
2608         NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2609         If insn is followed by NOTE_INSN_VAR_LOCATION or
2610         NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2611         Don't use location of note insns.
2612
2613         PR tree-optimization/51865
2614         * tree-inline.c (tree_function_versioning): Call remap_decl
2615         on DECL_RESULT whenever it has VOID_TYPE_P type.
2616
2617 2012-01-15  Richard Sandiford  <rdsandiford@googlemail.com>
2618
2619         * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2620         for calls to locally-binding MIPS16 functions if only the return
2621         type uses float regs.
2622
2623 2012-01-15  Chung-Lin Tang  <cltang@codesourcery.com>
2624             Richard Sandiford  <rdsandiford@googlemail.com>
2625
2626         * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2627         (SYMBOL_32_HIGH): Likewise.
2628         (mips_output_tls_reloc_directive): Declare.
2629         * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2630         (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2631         * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2632         (mips_lo_relocs, mips_hi_relocs): Make extern.
2633         (mips16_stub_function): Move up file.
2634         (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2635         (mips_symbolic_constant_p): Likewise.  Remove SYMBOL_32_HIGH too.
2636         (mips_symbol_insns_1): Likewise.  Check mips_use_pcrel_pool_p.
2637         (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2638         SYMBOL_FORCE_TO_MEM.  Only check mips_tls_symbol_ref_1 if it's false.
2639         (mips_get_tp): Add MIPS16 support.
2640         (mips_legitimize_tls_address): Remove MIPS16 sorry().
2641         Generalize DTPREL and TPREL handling.
2642         (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2643         Add MIPS16 TLS support.
2644         (mips_output_tls_reloc_directive): New function.
2645         (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2646         * config/mips/predicates.md (symbolic_operand_with_high)
2647         (tls_reloc_operand): New predicates.
2648         (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2649         * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2650         (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2651         (*unshifted_high): New instruction.  Use it for MIPS16 high splitter.
2652         (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2653         (*tls_get_tp_mips16_call_<mode>): Likewise.
2654
2655 2012-01-15  Uros Bizjak  <ubizjak@gmail.com>
2656
2657         PR rtl-optimization/51821
2658         * recog.c (peep2_find_free_register): Determine clobbered registers
2659         from insn pattern.
2660
2661 2012-01-14  Denis Chertykov  <chertykov@gmail.com>
2662
2663         PR target/50925
2664         * config/avr/avr-protos.h: Revert change of 2012-01-09.
2665         * config/avr/avr.c: Likewise.
2666         * config/avr/avr.h: Likewise.
2667
2668 2012-01-13  Ian Lance Taylor  <iant@google.com>
2669
2670         PR c++/50012
2671         * tree.h (TYPE_QUALS): Add cast to int.
2672         (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2673
2674 2012-01-13  Ian Lance Taylor  <iant@google.com>
2675
2676         * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2677         comparing param_index to VEC_length result.
2678
2679 2012-01-13  Steven Bosscher  <steven@gcc.gnu.org>
2680
2681         * c-decl.c: Do not include tree-mudflap.h
2682         * tree-optimize.c: Likewise.
2683         * Makefile.in: Update dependencies.
2684
2685 2012-01-13  Richard Guenther  <rguenther@suse.de>
2686
2687         PR middle-end/8081
2688         * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2689         variable-sized result always use RSO.
2690
2691 2012-01-12  DJ Delorie  <dj@redhat.com>
2692
2693         * cfgexpand.c (convert_debug_memory_address): Allow any valid
2694         pointer type, not just the default pointer type.
2695
2696 2012-01-09  Richard Henderson  <rth@redhat.com>
2697             Denis Chertykov  <chertykov@gmail.com>
2698
2699         PR target/50925
2700         * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2701         * config/avr/avr.c (avr_can_eliminate): Simplify.
2702         (avr_initial_elimination_offset): Likewise.
2703         (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2704         (expand_epilogue): Likewise.
2705         (avr_legitimize_address): Gut.
2706         (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2707         (avr_hard_regno_nregs): New.
2708         (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2709         (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2710         * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2711         add soft frame pointer.
2712         (CALL_USED_REGISTERS): Likewise.
2713         (REG_CLASS_CONTENTS): Likewise.
2714         (REGISTER_NAMES): Likewise.
2715         (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2716         (HARD_FRAME_POINTER_REGNUM): New.
2717         (FRAME_POINTER_REGNUM): Use soft frame pointer.
2718         (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2719         remove the HARD_FRAME_POINTER self-elimination.
2720
2721 2012-01-12  Georg-Johann Lay  <avr@gjlay.de>
2722
2723         PR target/51756
2724         * config/avr/avr.c (avr_encode_section_info): Test for absence of
2725         DECL_EXTERNAL when checking for initializers of progmem variables.
2726
2727 2012-01-12  Ira Rosen  <irar@il.ibm.com>
2728
2729         PR tree-optimization/51799
2730         * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2731         that the last operation is a type demotion.
2732
2733 2012-01-12  Uros Bizjak  <ubizjak@gmail.com>
2734
2735         * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2736         (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2737
2738 2012-01-11  Jakub Jelinek  <jakub@redhat.com>
2739
2740         PR bootstrap/51796
2741         * combine.c (distribute_notes): If i3 is a noreturn call,
2742         allow old_size to be equal to args_size and make sure the
2743         noreturn call gets REG_ARGS_SIZE note.
2744         * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2745         on noreturn calls even when the delta is 0.
2746
2747 2012-01-11  Nathan Sidwell  <nathan@acm.org>
2748
2749         * gcov.c (STRING_SIZE): Remove.
2750         (generate_results): Erase annotations for source files with no
2751         coverage information.
2752         (read_line): New.
2753         (output_lines): Use it.
2754
2755 2012-01-11  Eric Botcazou  <ebotcazou@adacore.com>
2756
2757         * gimple.h (gimplify_body): Remove first argument.
2758         * gimplify.c (copy_if_shared): Add DATA argument.  Do not create the
2759         pointer set here, instead just pass DATA to walk_tree.
2760         (unshare_body): Remove BODY_P argument and adjust.  Create the pointer
2761         set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2762         (unvisit_body): Likewise, but with unmark_visited.
2763         (gimplify_body): Remove BODY_P argument and adjust.
2764         (gimplify_function_tree): Adjust call to gimplify_body.
2765         * omp-low.c (finalize_task_copyfn): Likewise.
2766
2767 2012-01-11  Eric Botcazou  <ebotcazou@adacore.com>
2768
2769         * tree.h (build_function_decl_skip_args): Add boolean parameter.
2770         (build_function_type_skip_args): Delete.
2771         * tree.c (build_function_type_skip_args): Make static and add
2772         SKIP_RETURN parameter.  Fix thinko in the handling of variants.
2773         (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2774         pass it to build_function_type_skip_args.
2775         * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2776         (tree_function_versioning): Likewise.
2777         * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2778         build_function_decl_skip_args.
2779         * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2780         and pass it to build_function_decl_skip_args/tree_function_versioning.
2781         (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2782         * ipa-inline-transform.c (save_inline_function_body): Likewise.
2783         * trans-mem.c (ipa_tm_create_version): Likewise.
2784         * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2785         * tree-inline.c (declare_return_variable): Remove always-true test.
2786         (tree_function_versioning): Add SKIP_RETURN parameter.  If the function
2787         returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2788         * ipa-split.c (split_function): Skip the return value for the split
2789         part if it doesn't return.
2790
2791 2012-01-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2792
2793         PR tree-optimization/49642
2794         * ipa-split.c (forbidden_dominators): New variable.
2795         (check_forbidden_calls): New function.
2796         (dominated_by_forbidden): Likewise.
2797         (consider_split): Check for forbidden dominators.
2798         (execute_split_functions): Initialize and free forbidden
2799         dominators info; call check_forbidden_calls.
2800
2801 2012-01-11  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
2802
2803         * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2804
2805 2012-01-11  Nick Clifton  <nickc@redhat.com>
2806
2807         * config/rx/rx.md (return): Define pattern.
2808
2809 2012-01-11  Richard Guenther  <rguenther@suse.de>
2810
2811         * doc/extend.texi (malloc attribute): Adjust according to
2812         implementation.
2813
2814 2012-01-10  Aldy Hernandez  <aldyh@redhat.com>
2815             Patrick Marlier  <patrick.marlier@gmail.com>
2816
2817         PR middle-end/51516
2818         * trans-mem.c (get_cg_data): Traverse aliases if requested.
2819         (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2820         (ipa_tm_note_irrevocable): Same.
2821         (ipa_tm_scan_irr_block): Same.
2822         (ipa_tm_decrement_clone_counts): Same.
2823         (ipa_tm_scan_irr_function): Same.
2824         (ipa_tm_create_version_alias): Same.
2825         (ipa_tm_create_version): Same.
2826         (ipa_tm_transform_calls_redirect): Same.
2827         (ipa_tm_transform_calls): Same.
2828         (ipa_tm_transform_transaction): Same.
2829         (ipa_tm_execute): Same.
2830
2831 2012-01-10  Richard Guenther  <rguenther@suse.de>
2832
2833         PR middle-end/51806
2834         * opts.c (common_handle_option): Handle -Werror.
2835
2836 2012-01-10  Andreas Schwab  <schwab@linux-m68k.org>
2837
2838         * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2839         operand number.
2840
2841 2012-01-10  Jason Merrill  <jason@redhat.com>
2842
2843         * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2844         information.
2845
2846 2012-01-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2847
2848         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2849         supports R_386_TLS_GD_PLT reloc.
2850         (gcc_cv_as_ix86_tlsldmplt): Check if linker
2851         supports R_386_TLS_LDM_PLT reloc.
2852         * configure: Regenerate.
2853         * config.in: Regenerate.
2854
2855 2012-01-10  Georg-Johann Lay  <avr@gjlay.de>
2856
2857         PR target/49868
2858         Extend __pgmx semantics to linearize memory.
2859         * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2860         determine if code comes inline or from libgcc.
2861         (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2862         (movmem_qi, movmem_qi): Set constraint #2 to "n".
2863         (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2864         (movmemx_qi, movmemx_hi): New insns.
2865         (xload_<mode>_libgcc): Rewrite to new insn condition.
2866         (xload_<mode>): Remove insns.
2867         * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2868         cases that don't satisfy avr_xload_libgcc_p().
2869         (avr_addr_space_convert): Allow converting in any direction.
2870         (avr_addr_space_subset_p): Return always true.
2871         (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2872         (avr_emit_movmemhi): Ditto.
2873         (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2874         (avr_out_movmem): Ditto.
2875         (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2876         (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2877         (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2878         (avr_encode_section_info): Encode 'progmem' in symbol flags.
2879         (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2880
2881 2012-01-10  Richard Guenther  <rguenther@suse.de>
2882
2883         PR tree-optimization/50913
2884         * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2885         Require data-refs to be representable by Graphite with respect
2886         to any loop nest.
2887
2888 2012-01-10  Uros Bizjak  <ubizjak@gmail.com>
2889
2890         * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2891         * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2892
2893 2012-01-10  Tom de Vries  <tom@codesourcery.com>
2894
2895         PR rtl-optimization/51271
2896         * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2897         handling annulled branch.
2898
2899 2012-01-10  Richard Henderson  <rth@redhat.com>
2900
2901         * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2902         TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2903         struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2904         arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2905         arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2906         arm_expand_vec_perm_const): New.
2907         * config/arm/arm-protos.h: Update.
2908         * config/arm/neon.md (UNSPEC_VCONCAT): New.
2909         (*neon_vswp<VDQX>): New.
2910         (neon_vcombine<VDX>): Use neon_split_vcombine.
2911         (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2912         * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2913         (vec_perm<VE>): New.
2914
2915 2012-01-10  Richard Henderson  <rth@redhat.com>
2916
2917         * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2918         use it if reload_completed.
2919         (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2920         arm_output_asm_insn, arm_process_output_memory_barrier,
2921         arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2922         arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2923         arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2924         arm_process_output_sync_insn, arm_output_sync_insn,
2925         arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2926         (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2927         (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2928         (emit_unlikely_jump): New.
2929         (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2930         (arm_split_atomic_op): New.
2931         * config/arm/arm-protos.h: Update.
2932         * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2933         (struct arm_sync_generator): Remove.
2934         * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2935         VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2936         (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2937         (VUNSPEC_LL, VUNSPEC_SC): New.
2938         (sync_result, sync_memory, sync_required_value, sync_new_value,
2939         sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2940         (attr length): Don't use arm_sync_loop_insns.
2941         (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2942         (movsfcc, movdfcc): Likewise.
2943         * config/arm/constraints.md (Ua): New.
2944         * config/arm/prediates.md (mem_noofs_operand): New.
2945         (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2946         (sync_clobber, sync_t2_reqd): Remove.
2947         (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2948         (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2949         (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2950         (arm_sync_compare_and_swap<SIDI>): Remove.
2951         (arm_sync_compare_and_swap<NARROW>): Remove.
2952         (arm_sync_lock_test_and_set<SIDI>): Remove.
2953         (arm_sync_lock_test_and_set<NARROW>): Remove.
2954         (arm_sync_new_<syncop><SIDI>): Remove.
2955         (arm_sync_new_<syncop><NARROW>): Remove.
2956         (arm_sync_new_nand<SIDI>): Remove.
2957         (arm_sync_new_nand<NARROW>): Remove.
2958         (arm_sync_old_<syncop><SIDI>): Remove.
2959         (arm_sync_old_<syncop><NARROW>): Remove.
2960         (arm_sync_old_nand<SIDI>): Remove.
2961         (arm_sync_old_nand<NARROW>): Remove.
2962         (*memory_barrier): Merge arm_output_memory_barrier.
2963         (atomic_compare_and_swap<QHSD>): New.
2964         (atomic_compare_and_swap<NARROW>_1): New.
2965         (atomic_compare_and_swap<SIDI>_1): New.
2966         (atomic_exchange<QHSD>): New.
2967         (cas_cmp_operand, cas_cmp_str): New.
2968         (atomic_op_operand, atomic_op_str): New.
2969         (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2970         (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2971         (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2972         (arm_load_exclusive<NARROW>): New.
2973         (arm_load_exclusivesi, arm_load_exclusivedi): New.
2974         (arm_store_exclusive<QHSD>): New.
2975
2976 2012-01-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
2977
2978         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2979         reload patterns if -mvsx-scalar-memory.
2980
2981         * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2982         generated, even -mno-vsx-scalar-double was used.
2983         (vsx_xscvdpsp_scalar): Likewise.
2984         (vsx_xscvspdp_scalar2): Likewise.
2985
2986 2012-01-09  Tom de Vries  <tom@codesourcery.com>
2987             Andrew Pinski  <apinski@cavium.com>
2988
2989         PR debug/51471
2990         * reorg.c (fill_slots_from_thread): Don't speculate
2991         frame-related insns.
2992
2993 2012-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
2994
2995         * sched-int.h (bb_note): Move to...
2996         * basic-block.h: ...here.
2997         * haifa-sched.c (bb_note): Move to...
2998         * cfgrtl.c: ...here.
2999         * function.c (next_block_for_reg): New function.
3000         (move_insn_for_shrink_wrap): Likewise.
3001         (prepare_shrink_wrap): Rewrite to use the above.
3002
3003 2012-01-09  Aldy Hernandez  <aldyh@redhat.com>
3004
3005         * gimple.c (is_gimple_non_addressable): Remove.
3006         * gimple.h: Remove is_gimple_non_addressable.
3007         * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3008         is_gimple_non_addressable.
3009         * trans-mem.c (expand_assign_tm): Same.
3010
3011 2012-01-09  Richard Guenther  <rguenther@suse.de>
3012
3013         PR tree-optimization/51775
3014         * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3015         * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3016
3017 2012-01-09  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
3018
3019         * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3020         tuning parameters.
3021         * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3022
3023 2012-01-09  Richard Guenther  <rguenther@suse.de>
3024
3025         * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3026
3027 2012-01-08  Jan Hubicka  <jh@suse.cz>
3028
3029         PR tree-optimize/51680
3030         * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3031         on when known_vals needs to be computed; cleanup.
3032
3033 2012-01-08  Jan Hubicka  <jh@suse.cz>
3034
3035         PR tree-optimize/51694
3036         * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3037
3038 2012-01-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
3039
3040         * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3041         for -std=c++98 and -std=c++11 too.
3042
3043 2012-01-08  Chung-Lin Tang  <cltang@codesourcery.com>
3044
3045         * cfgloop.c (cancel_loop): Add free() of bbs array.
3046
3047 2012-01-07  Jan Hubicka  <jh@suse.cz>
3048
3049         PR tree-optimization/51600
3050         * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3051         that benefits small functions.
3052
3053 2012-01-07  Jan Hubicka  <jh@suse.cz>
3054
3055         * ipa-inline.c (want_inline_small_function_p): Fix formating.
3056
3057 2012-01-07  Jan Hubicka  <jh@suse.cz>
3058
3059         PR tree-optimization/51680
3060         * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3061         whose inlining reduce unit size.
3062
3063 2012-01-07  Alexandre Oliva  <aoliva@redhat.com>
3064
3065         PR bootstrap/51725
3066         * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3067         Add canonical node to containing_mem chain after the non-canonical
3068         one, even if there weren't any locs to propagate.
3069         (remove_useless_values): Keep only canonical values.
3070         (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3071         (cselib_invalidate_mem): Likewise.  Ensure v is canonical, and
3072         canonicalize mem_chain elements that are not discarded.
3073
3074 2012-01-06  Jakub Jelinek  <jakub@redhat.com>
3075
3076         PR target/47333
3077         * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3078         before emitting functions.
3079
3080         PR gcov-profile/50127
3081         * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3082         clear_aux_for_blocks.
3083
3084 2012-01-06  Alexandre Oliva  <aoliva@redhat.com>
3085
3086         PR debug/51746
3087         * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3088
3089 2012-01-06  Arnaud Charlet  <charlet@adacore.com>
3090
3091         * c-decl.c (ext_block): Moved up.
3092         (collect_all_refs, for_each_global_decl): Take ext_block into account.
3093
3094 2012-01-06  Han Shen  <shenhan@google.com>
3095
3096         Translate built-in include paths for sysroot.
3097         * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3098         (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3099
3100         * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3101         GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3102
3103         * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3104         control whether sysroot should be prepended to gxx include dir.
3105
3106         * configure: Regenerate.
3107
3108 2012-01-06  Torvald Riegel  <triegel@redhat.com>
3109
3110         PR rtl-optimization/51771
3111         * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3112         * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3113
3114 2012-01-05  Eric Botcazou  <ebotcazou@adacore.com>
3115
3116         PR tree-optimization/51315
3117         * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3118         (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3119
3120 2012-01-05  Uros Bizjak  <ubizjak@gmail.com>
3121
3122         PR target/51681
3123         * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3124         for shrp pattern.  Correctly handle and fixup shift variable.
3125         Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3126
3127 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
3128
3129         PR debug/51762
3130         * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3131         note when !ACCUMULATE_OUTGOING_ARGS.
3132
3133 2012-01-05  Eric Botcazou  <ebotcazou@adacore.com>
3134
3135         * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3136         condition.
3137         (extract_range_from_unary_expr_1): Avoid useless computations.
3138
3139 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
3140
3141         PR rtl-optimization/51767
3142         * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3143         of jump_block and add an extra edge for degenerated asm gotos.
3144
3145         PR middle-end/51768
3146         * stmt.c (check_unique_operand_names): Don't ICE during error
3147         reporting if i is from labels chain.
3148
3149         PR middle-end/44777
3150         * profile.c (branch_prob): Split bbs that have exit edge
3151         and need a fake entry edge too.
3152
3153 2012-01-05  Jan Hubicka  <jh@suse.cz>
3154
3155         PR middle-end/49710
3156         * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3157         unlooping loops.
3158
3159 2012-01-05  Richard Guenther  <rguenther@suse.de>
3160
3161         PR lto/50490
3162         * tree-streamer-out.c (write_ts_optimization): New function.
3163         (streamer_write_tree_body): Call it.
3164         * tree-streamer-in.c (lto_input_ts_optimization): New function.
3165         (streamer_read_tree_body): Call it.
3166         * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3167
3168 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
3169
3170         PR middle-end/51761
3171         * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3172         * gimplify.c (gimplify_cleanup_point_expr): Save and set
3173         in_cleanup_point_expr before gimplify_stmt call and restore it
3174         afterwards.
3175         (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3176         in_cleanup_point_expr is false.
3177
3178 2012-01-05  Richard Guenther  <rguenther@suse.de>
3179
3180         PR middle-end/51764
3181         * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3182         to c.opt.
3183         * toplev.c (process_options): Reject combining mudflap and LTO.
3184         * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3185
3186 2012-01-05  Richard Guenther  <rguenther@suse.de>
3187
3188         PR tree-optimization/51760
3189         * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3190         not VARYING.
3191         (bit_value_unop): Handle UNDEFINED operands.
3192         (bit_value_binop): Likewise.
3193
3194 2012-01-05  Georg-Johann Lay  <avr@gjlay.de>
3195
3196         * config/avr/avr.c (avr_replace_prefix): Remove.
3197         (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3198         (avr_asm_function_rodata_section): Ditto.
3199         (avr_asm_select_section): Ditto.
3200
3201 2012-01-05  Marcus Shawcroft  <marcus.shawcroft@arm.com>
3202
3203         * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3204         insertion.
3205
3206 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
3207
3208         PR bootstrap/51648
3209         * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3210         calls that have any non-fake successor edges.
3211
3212         PR debug/51746
3213         * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3214
3215 2012-01-04  Eric Botcazou  <ebotcazou@adacore.com>
3216
3217         PR tree-optimization/51624
3218         * tree-sra.c (build_ref_for_model): When replicating a chain of
3219         COMPONENT_REFs, stop as soon as the offset would become negative.
3220
3221 2012-01-04  Jakub Jelinek  <jakub@redhat.com>
3222
3223         PR debug/51695
3224         * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3225         in .debug_loc on the floor.
3226
3227 2012-01-04  Andrew Pinski  <apinski@cavium.com>
3228
3229         * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3230
3231 2012-01-04  Andrew Pinski  <apinski@cavium.com>
3232             Adam Nemet  <anemet@caviumnetworks.com>
3233
3234         * config/mips/mips.md (size): Add SI and DI.
3235         (SIZE): New mode attribute.
3236         (U): New code attribute.
3237         * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3238         (mips_lbux_<mode>): Delete.
3239         (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3240         (mips_lhx): Use gen_mips_lhx_extsi.
3241         (mips_lhx_<mode>): Delete.
3242         (mips_lwx): Delete.
3243         (mips_l<size>x): New expand.
3244         (mips_lwx_<mode>): Delete.
3245         (mips_l<GPR:size>x_<P:mode>): New pattern.
3246         (*mips_lw<u>x_<P:mode>_ext): Likewise.
3247         * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3248         * config/mips/mips.c (mips_lx_address_p): New function.
3249         (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3250         (dsp64): New availability predicate.
3251         (mips_builtins): Add an entry for __builtin_mips_ldx.
3252         * config/mips/mips.h (ISA_HAS_LBX): New define.
3253         (ISA_HAS_LBUX): Likewise.
3254         (ISA_HAS_LHX): Likewise.
3255         (ISA_HAS_LHUX): Likewise.
3256         (ISA_HAS_LWX): Likewise.
3257         (ISA_HAS_LWUX): Likewise.
3258         (ISA_HAS_LDX): Likewise.
3259         * doc/extend.texi (__builtin_mips_ldx): Document.
3260
3261 2012-01-04  Tristan Gingold  <gingold@adacore.com>
3262
3263         * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3264         when long pointers are used.
3265         * config.build (*-*-*vms*): Handle all OpenVMS targets.
3266         (alpha64-dec-*vms*, alpha*-dec-*vms*)
3267         (ia64-hp-*vms*): Remove.
3268         * config/vms/xm-vms64.h: Delete.
3269
3270 2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
3271
3272         PR middle-end/51472
3273         * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3274
3275 2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
3276
3277         * opts.c (finish_options): Remove duplicate sorry.
3278
3279 2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
3280
3281         PR middle-end/51696
3282         * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3283         correctly.
3284
3285 2012-01-04  Richard Guenther  <rguenther@suse.de>
3286
3287         PR middle-end/51750
3288         * tree.c (size_low_cst): New function.
3289         * tree.h (size_low_cst): Declare.
3290         * fold-const.c (fold_comparison): Use it to extract the low
3291         part of the POINTER_PLUS_EXPR offset.
3292
3293 2012-01-04  Georg-Johann Lay  <avr@gjlay.de>
3294
3295         Fix clearing ZERO_REG
3296         * config/avr/avr.md (cc): Add alternative "ldi".
3297         (movqi_insn): Use it in cc attribute.
3298         * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3299         (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3300         (output_reload_insisf): Use ZERO_REG to pre-clear register.
3301
3302 2012-01-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3303
3304         * configure: Regenerate.
3305
3306 2012-01-04  Richard Guenther  <rguenther@suse.de>
3307
3308         PR tree-optimization/49651
3309         * tree-ssa-structalias.c (type_can_have_subvars): New function.
3310         (var_can_have_subvars): Use it.
3311         (get_constraint_for_1): Only consider subfields if there can be any.
3312
3313 2012-01-03  Jakub Jelinek  <jakub@redhat.com>
3314
3315         PR bootstrap/51725
3316         * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3317         to its new canonical_cselib_val and the cselib_val was in
3318         first_containing_mem chain, but the canonical_cselib_val was not,
3319         add the latter into the chain.
3320         (cselib_invalidate_mem): Compare canonical_cselib_val of
3321         addr_list chain elt with v.
3322
3323         PR pch/51722
3324         * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3325         dwarf2out_undef): Allocate e.info using ggc_strdup instead
3326         of xstrdup.
3327         (output_macinfo_op): Don't ggc_strdup fd->filename.
3328         (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3329         then ggc_strdup it.  Don't free inc->info or cur->info.
3330         (output_macinfo): Don't free ref->info or file->info.
3331
3332 2012-01-03  Ira Rosen  <irar@il.ibm.com>
3333
3334         PR tree-optimization/51269
3335         * tree-vect-loop-manip.c (set_prologue_iterations): Make
3336         first_niters a pointer.
3337         (slpeel_tree_peel_loop_to_edge): Likewise.
3338         (vect_do_peeling_for_loop_bound): Update call to
3339         slpeel_tree_peel_loop_to_edge.
3340         (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3341         here.  Remove it from the parameters list.
3342         (vect_do_peeling_for_alignment): Update calls and compute
3343         wide_prolog_niters.
3344
3345 2012-01-03  Richard Guenther  <rguenther@suse.de>
3346
3347         PR tree-optimization/51070
3348         * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3349         Properly handle calls.
3350
3351 2012-01-03  Richard Guenther  <rguenther@suse.de>
3352
3353         PR tree-optimization/51692
3354         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3355         the LHS of allocation stmts.
3356
3357 2012-01-03  Olivier Hainque  <hainque@adacore.com>
3358
3359         * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3360
3361 2012-01-03  Olivier Hainque  <hainque@adacore.com>
3362
3363         * collect2.c (main): In AIX specific computations for vector
3364         insertions, use CONST_CAST2 to cast from char ** to const char **.
3365
3366 2012-01-03  Richard Guenther  <rguenther@suse.de>
3367
3368         PR debug/51650
3369         * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3370         the context of a limbo DIE when it does not already exist.
3371
3372 2012-01-03  Jakub Jelinek  <jakub@redhat.com>
3373
3374         PR tree-optimization/51719
3375         * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3376         but direct call is, clear direct call's lhs and don't add fallthrough
3377         edge from dcall_bb to join_bb and PHIs.
3378
3379 2012-01-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3380
3381         * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3382         the instructions emitted by the pattern.
3383         ("*TDC_insn_<mode>"): Add comment.
3384
3385 2012-01-03  Richard Guenther  <rguenther@suse.de>
3386
3387         PR middle-end/51730
3388         * fold-const.c (fold_comparison): Properly canonicalize
3389         tree offset and HOST_WIDE_INT bit position.
3390
3391 2012-01-02  Uros Bizjak  <ubizjak@gmail.com>
3392
3393         * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3394         operands for extzv pattern.
3395
3396 2012-01-02  Jakub Jelinek  <jakub@redhat.com>
3397
3398         PR bootstrap/51725
3399         * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3400         on mem_elt first.
3401
3402 2012-01-02  Sandra Loosemore  <sandra@codesourcery.com>
3403
3404         * doc/invoke.texi (-flto and related options): Copy-edit.
3405
3406 2012-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
3407
3408         * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3409
3410 2012-01-02  Jakub Jelinek  <jakub@redhat.com>
3411
3412         * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3413         New patterns.
3414
3415 2012-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
3416
3417         * expr.h (move_by_pieces_ninsns): Declare.
3418         * expr.c (move_by_pieces_ninsns): Make external.
3419         * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3420         (mips_store_by_pieces_p): Likewise.
3421         * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3422         (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3423         * config/mips/mips.c (mips_move_by_pieces_p): New function.
3424         (mips_store_by_pieces_p): Likewise.
3425
3426 2012-01-02  Jakub Jelinek  <jakub@redhat.com>
3427
3428         * passes.c (register_one_dump_file): Free full_name.
3429
3430         * reload1.c (reload): Don't allocate reg_max_ref_width here.
3431         (calculate_elim_costs_all_insns): Free offsets_at and
3432         offsets_known_at at the end and clear the pointers.
3433
3434 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
3435
3436         * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3437         this option introduced in r180739.
3438
3439 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
3440
3441         PR target/51345
3442         * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3443         (tmake_file target=avr): Add avr/t-multilib.
3444
3445         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3446         to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3447         * config/avr/genmultilib.awk: New file.
3448         * config/avr/t-multilib: New auto-generated file.
3449         * config/avr/multilib.h: New auto-generated file.
3450         * config/avr/t-avr (AVR_MCUS): New variable.
3451         (genopt.sh): Use it.
3452         (s-mlib): Depend on t-multilib.
3453         (t-multilib, multilib.h): New dependencies.
3454         (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3455         (MULTILIB_OPTIONS): Remove.
3456         (MULTILIB_MATCHES): Remove.
3457         (MULTILIB_DIRNAMES): Remove.
3458         (MULTILIB_EXCEPTIONS): Remove:
3459         * config/avr/genopt.sh: Don't use hard coded file name;
3460         pass AVR_MCUS from t-avr instead.
3461
3462 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
3463
3464         * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3465
3466 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
3467
3468         Implement light-weight DImode support.
3469         * config/avr/avr-dimode.md: New file.
3470         * config/avr/avr.md: Include it.
3471         (adjust_len): Add plus64, compare64.
3472         (HIDI): Remove code iterator.
3473         (code_stdname): New code attribute.
3474         (rotx, rotsmode): Remove DI.
3475         (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3476         as code iterator.
3477         * config/avr/avr-protos.h (avr_have_dimode): New.
3478         (avr_out_plus64, avr_out_compare64): New.
3479         * config/avr/avr.c (avr_out_compare): Handle DImode.
3480         (avr_have_dimode): New variable definition and initialization.
3481         (avr_out_compare64, avr_out_plus64): New functions.
3482         (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3483         (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3484         (avr_compare_pattern): Skip DImode comparisons.
3485
3486 2012-01-02  Revital Eres  <revital.eres@linaro.org>
3487
3488         * ddg.c (def_has_ccmode_p): New function.
3489         (add_cross_iteration_register_deps,
3490         create_ddg_dep_from_intra_loop_link): Call it.
3491
3492 2012-01-02  Richard Guenther  <rguenther@suse.de>
3493
3494         PR other/51679
3495         * invoke.texi (fassociative-math): Remove spurious paranthesis.
3496
3497 2012-01-01  Jakub Jelinek  <jakub@redhat.com>
3498
3499         * gcc.c (process_command): Update copyright notice dates.
3500         * gcov.c (print_version): Likewise.
3501         * gcov-dump.c (print_version): Likewise.
3502         * mips-tfile.c (main): Likewise.
3503         * mips-tdump.c (main): Likewise.
3504
3505 2012-01-01  Ira Rosen  <irar@il.ibm.com>
3506
3507         PR tree-optimization/51704
3508         * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3509         a use is inside the basic block or loop before accessing its vect info.
3510
3511 2012-01-01  Jan Hubicka  <jhjh@suse.cz&g