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1 2012-03-22  Richard Guenther  <rguenther@suse.de>
2
3         * BASE-VER: Set to 4.7.1.
4         * DEV-PHASE: Set to prerelease.
5
6 2012-03-22  Release Manager
7
8         * GCC 4.7.0 released.
9
10 2012-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11
12         * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
13
14 2012-03-15  Jakub Jelinek  <jakub@redhat.com>
15             Andrew Pinski  <apinski@cavium.com>
16
17         PR middle-end/52592
18         * builtins.c (expand_builtin_int_roundingfn_2): If expanding
19         BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
20         calls instead of __builtin_ir{int,ound}*.
21
22 2012-03-14  Jakub Jelinek  <jakub@redhat.com>
23
24         PR c++/52582
25         * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
26         if c_node is NULL.
27
28 2012-03-13  Joseph Myers  <joseph@codesourcery.com>
29
30         * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
31         Refer to GCC 4.7 version of c99status.html.
32
33 2012-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
34
35         Backport from mainline
36         2012-03-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
37
38         * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
39         redefine to be NULL if the current bit-size is different from the
40         configured bit-size.
41
42         * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
43         cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
44         set the default tuning.  Add asserts to make sure the cpu and tune
45         indexes are defined.  Fix tests for cpu/tune index to use >= 0 to
46         test whether the index is set, instead of > 0.
47         (rs6000_file_start): Do not reset the default cpu if the current
48         bit-size is different from the configured bit-size.
49
50 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
51
52         * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
53         binutils reference.
54         (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
55         Update binutils references.
56         (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
57         Update binutils reference.
58         Update Sun as/GNU ld caveat.
59         Document binutils largefile requirement for LTO plugin.
60         Remove reference to alternate libpthread.
61
62 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
63
64         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
65         reference.
66         (Specific, mips-sgi-irix6): Likewise.
67
68 2012-03-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
69
70         * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
71         * configure: Regenerate.
72
73 2012-03-07  Richard Henderson  <rth@redhat.com>
74
75         * config/m68k/m68k.h (ISA_HAS_TAS): New.
76         * config/m68k/sync.md (atomic_test_and_set): Use it.
77         (atomic_test_and_set_1): Likewise.
78
79 2012-03-07  Ralf Cors├ępius  <ralf.corsepius@rtems.org>
80
81         PR target/51417
82         * Makefile.in: Let install-gcc-ar depend on installdirs, gcc-ar$(exeext),
83         gcc-nm$(exeext), gcc-ranlib$(exeext).
84         Don't double canonicalize if cross-compiling.
85
86 2012-03-06  Aldy Hernandez  <aldyh@redhat.com>
87
88         * trans-mem.c: New typedef for tm_region_p.
89         Define vector types for tm_region_p.
90         (tm_region_init): Replace region_worklist to a vector called
91         bb_regions.
92
93 2012-03-06  Aldy Hernandez  <aldyh@redhat.com>
94
95         PR middle-end/52463
96         * trans-mem.c (tm_region_init): Use last_basic_block.
97
98 2012-03-05  Richard Henderson  <rth@redhat.com>
99
100         PR tree-opt/52242
101         Revert: 2011-11-26  Richard Henderson  <rth@redhat.com>
102         * omp-low.c (expand_omp_atomic): Assume anything aligned to
103         BIGGEST_ALIGNMENT is aligned.
104
105 2012-03-05  Oleg Endo  <olegendo@gcc.gnu.org>
106
107         * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
108
109 2012-03-05  Richard Henderson  <rth@redhat.com>
110
111         PR target/52481
112         * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
113         instead of calling negqi2 directly.
114
115 2012-03-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
116
117         * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
118         (INTMAX_TYPE): Use it.
119         (UINTMAX_TYPE): Likewise.
120         (SUBTARGET_OVERRIDE_OPTIONS): Define.
121         (irix6_c_common_override_options): Declare.
122         (C_COMMON_OVERRIDE_OPTIONS): Define.
123         * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
124         * config/mips/irix6-c.c: New file.
125         * config/mips/t-irix6 (irix6-c.o): New target.
126         * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
127         cxx_target_objs.
128
129 2012-03-02  Richard Henderson  <rth@redhat.com>
130
131         * optabs.c (expand_atomic_test_and_set): Honor
132         atomic_test_and_set_trueval even when atomic_test_and_set
133         optab is not in use.
134
135 2012-03-02  Peter Bergner  <bergner@vnet.ibm.com>
136
137         Backport from mainline
138         2012-03-02  Peter Bergner  <bergner@vnet.ibm.com>
139
140         * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
141
142 2012-03-02  Richard Guenther  <rguenther@suse.de>
143
144         * DEV-PHASE: Set to prerelease.
145
146 2012-03-01  Richard Earnshaw  <rearnsha@arm.com>
147
148         * config.gcc (obsolete): Add all ARM targets using the FPA.
149         (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
150         * doc/install.texi: Avoid references to obsolete ARM ports.
151
152 2012-03-01  Joern Rennecke  <joern.rennecke@embecosm.com>
153
154         * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
155
156 2012-03-01  Jeremy Bennett  <jeremy.bennett@embecosm.com>
157             Joern Rennecke  <joern.rennecke@embecosm.com>
158
159         * doc/extend.texi: Expand and update information on interrupt
160         attribute for Epiphany.
161
162 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
163
164         * config/sh/sh-protos.h: Update copyright notice dates.
165         * config/sh/sh.h: Likewise.
166         * config/sh/sh.md: Likewise.
167         * config/sh/constraints.md: Likewise.
168         * config/sh/predicates.md: Likewise.
169
170 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
171
172         * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
173         * config/sh/sh.c (tertiary_reload_operand): Likewise.
174
175 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
176
177         * config/sh/constraints.md: Fix comment typo.
178
179 2012-03-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
180
181         PR target/52408
182         * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
183         unsigned HOST_WIDE_INT.
184         (zvdep_imm64): Likewise.
185         (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
186         (vdepi_and): Likewise.
187         Likewise for unamed 64-bit patterns.
188         * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
189
190 2012-03-01  Alexandre Oliva  <aoliva@redhat.com>
191
192         PR debug/52001
193         PR rtl-optimization/52417
194         * cselib.c (cselib_any_perm_equivs): New variable.
195         (cselib_reset_table): Check that it's not set when not
196         preserving constants.
197         (cselib_add_permanent_equiv): Set it.
198         (cselib_have_permanent_equivalences): New.
199         (cselib_init, cselib_finish): Reset it.
200         * cselib.h (cselib_have_permanent_equivalences): Declare.
201         * alias.c (get_addr): Restore earlier behavior when there
202         aren't permanent equivalences.
203
204 2012-03-01  Steven Bosscher  <steven@gcc.gnu.org>
205
206         * config/mn10300/mn10300-modes.def: Fix copyright notice.
207         * config/v850/v850-modes.def: Fix copyright notice.
208
209 2012-03-01  Georg-Johann Lay  <avr@gjlay.de>
210
211         * doc/extend.texi (AVR Built-in Functions): Document
212         __builtin_avr_flash_segment.
213
214         * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
215         * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
216         (*split.flash_segment): New insn-and-split.
217         * config/avr/avr.c (avr_init_builtins): Add local variables:
218         const_memx_void_node, const_memx_ptr_type_node,
219         char_ftype_const_memx_ptr.
220
221 2012-03-01  Jakub Jelinek  <jakub@redhat.com>
222
223         PR tree-optimization/52445
224         * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
225         add ssa_name_ver, offset and size fields and change store field
226         to bool.
227         (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
228         (add_or_mark_expr): Likewise.  Only consider previous stores
229         with the same size and offset.
230         (nt_init_block): Only look at gimple_assign_single_p stmts,
231         doesn't look at rhs2.
232
233 2012-03-01  Richard Guenther  <rguenther@suse.de>
234
235         PR middle-end/52443
236         * tree-cfg.c (verify_gimple_assign_unary): Allow any
237         conversions from integral types to pointer types.
238
239 2012-03-01  Georg-Johann Lay  <avr@gjlay.de>
240
241         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
242         defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__ 
243         unintentionally removed in r184616.
244
245 2012-03-01  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
246
247         * doc/invoke.texi: Document AMD bdver2 and remove mentioning
248         3DNow from bdver1.
249
250 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
251             Uros Bizjak  <ubizjak@gmail.com>
252
253         PR target/52437
254         * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
255         alternatives, add "e" constraint to the new last alternative
256         and ! to last 3 alternatives.
257
258 2012-02-29  Eric Botcazou  <ebotcazou@adacore.com>
259
260         * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
261         DW_AT_artificial attributes at the end of the processing.
262         (gen_array_type_die): Likewise.
263         (gen_enumeration_type_die): Likewise.
264         (gen_struct_or_union_type_die): Likewise.
265         (add_gnat_descriptive_type_attribute): Do not suppress debug info for
266         the parent type.
267
268 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
269
270         PR middle-end/52419
271         * expr.c (expand_assignment): If doing misaligned store that doesn't
272         cover all mode bits, perform a RMW cycle.
273
274         PR tree-optimization/52429
275         * tree-parloops.c (separate_decls_in_region_debug): Return early
276         if var is LABEL_DECL.
277
278 2012-02-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
279
280         PR tree-optimization/52424
281         * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
282         calling dom_thread_across_edge.
283
284 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
285
286         * config/avr/avr.c: Move definition of TARGET macros to end of file.
287
288 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
289
290         * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
291         * config/avr/avr.c (avr_output_bld): Remove unused function.
292         (avr_out_sbxx_branch): Use "%T" to print bit position.
293
294 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
295
296         * config/avr/avr.md: Untabify.
297
298 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
299
300         * config/avr/avr.md (eqne): New code iterator.
301         (*dec-and-branchsi): Use it in text peephole's condition.
302         (*dec-and-branchhi): Ditto.
303         (*dec-and-branchqi): Ditto.
304
305 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
306
307         PR target/49939
308         * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
309         the device does not have the skip-bug.
310
311 2012-02-29  Oleg Endo  <olegendo@gcc.gnu.org>
312
313         * doc/invoke.texi (-msoft-atomic): Add more detailed description.
314         (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
315         -mpretend-cmove): New.
316
317 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
318
319         PR bootstrap/52397
320         * df.h (struct df_d): Adjust comment that hard_regs_live_count
321         doesn't count DEBUG_INSN refs.
322         * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
323         for DEBUG_INSN refs.
324
325 2012-02-28  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
326
327         Partially revert:
328
329         2012-02-20  Richard Guenther  <rguenther@suse.de>
330         PR tree-optimization/52298
331         * tree-vect-stmts.c (vectorizable_load): Properly use
332         STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
333         outer loops.
334
335 2012-02-28  Aldy Hernandez  <aldyh@redhat.com>
336
337         PR middle-end/51752
338         * gimple.h (gimple_in_transaction): New.
339         (gimple_set_in_transaction): New.
340         (struct gimple_statement_base): Add in_transaction field.
341         * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
342         transaction loads.
343         (tree_ssa_lim_initialize): Compute transaction bits.
344         * tree.h (compute_transaction_bits): Protoize.
345         * trans-mem.c (tm_region_init): Use the heap to store BB
346         auxilliary data.
347         (compute_transaction_bits): New.
348
349 2012-02-28  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
350
351         * gcc.c (display_help): Document --help=common and sort entries
352         alphabetically.
353
354 2012-02-28  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
355
356         * doc/install.texi: Document check-$LANG specific shortcuts
357
358 2012-02-28  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
359
360         PR target/51534
361         * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
362         and vcgtu.
363         * config/arm/arm_neon.h: Regenerate.
364         * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
365         (neon_vcgeu): New insn.
366         (neon_vcgtu): Likewise.
367         * config/arm/neon.ml (s_8_32, u_8_32): New lists.
368         (ops): Unsigned comparison intrinsics call a different
369         builtin.
370
371 2012-02-28  Richard Guenther  <rguenther@suse.de>
372
373         PR target/52407
374         * config/i386/i386.c (ix86_expand_vector_set): Fix element
375         ordering for the VEC_CONCAT for two element vectors for
376         V2SFmode, V2SImode and V2DImode.
377
378 2012-02-28  Richard Earnshaw  <rearnsha@arm.com>
379
380         PR target/49448
381         * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
382         detecting big-endian triplets.
383
384 2012-02-28  Richard Earnshaw  <rearnsha@arm.com>
385
386         * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
387         mode if there is no type information available.
388
389 2012-02-28  Thomas Koenig  <tkoenig@gcc.gnu.org>
390
391         PR tree-optimization/53207
392         * doc/invoke.texi: Document as experimental and relying on graphite.
393
394 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
395
396         * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
397         of initializer to changes from r184614.
398         
399 2012-02-28  Richard Guenther  <rguenther@suse.de>
400
401         PR tree-optimization/52395
402         * tree-sra.c (build_ref_for_offset): Also look at the base
403         TYPE_ALIGN when figuring out the alignment of the replacement.
404
405 2012-02-28  Richard Guenther  <rguenther@suse.de>
406
407         PR tree-optimization/52402
408         * ipa-prop.c (ipa_modify_call_arguments): Properly use
409         mis-aligned types when creating the accesses at the call site.
410
411 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
412
413         * config/avr/builtins.def: New file.
414         * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
415         * config/avr/avr.c (enum avr_builtin_id): Use it.
416         (avr_init_builtins): Use it. And use avr_bdesc.
417         (bdesc_1arg): Remove.
418         (bdesc_2arg): Remove.
419         (bdesc_3arg): Remove.
420         (struct avr_builtin_description): Add field n_args.
421         (avr_bdesc): New static variable using builtins.def.
422         (avr_expand_builtin): Use it.
423         Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
424         (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
425         Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
426
427 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
428
429         PR target/52148
430         * config/avr/avr.md (movmem_<mode>): Replace match_operand that
431         match only one single hard register with respective hard reg rtx.
432         (movmemx_<mode>): Ditto.
433         * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
434         insn anatomy of movmem[x]_<mode>.
435         (avr_out_movmem): Same for printing assembler and operand usage.
436
437 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
438
439         PR target/49868
440         PR target/52261
441         * doc/extend.texi (AVR Named Address Spaces): No more try to fix
442         address spaces located outside of device flash.
443
444         * config/avr/avr.h (base_arch_s): Remove field n_segments.
445         (mcu_type_s): Add field n_flash.
446         * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
447         Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
448         (AVR_MCU): Add N_FLASH argument.
449         * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
450         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
451         macro __FLASH<n> if that address space makes sense for the device.
452         * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
453         outside of target flash.
454         (avr_asm_named_section): Ditto.
455         (avr_asm_select_section): Ditto.
456         (avr_addr_space_convert): Ditto.
457         (avr_emit_movmemhi): Ditto.
458         (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
459         address space is outside of device flash.
460         (avr_insert_attributes): Ditto.
461         (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
462         avr_current_arch->n_segments.
463
464 2012-02-27  H.J. Lu  <hongjiu.lu@intel.com>
465
466         PR target/52352
467         * config/i386/i386.md (*movabs<mode>_1): Enable only for
468         TARGET_LP64.
469         (*movabs<mode>_2): Likewise.
470
471 2012-02-27  Jakub Jelinek  <jakub@redhat.com>
472
473         PR target/52375
474         * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
475         s_register_operand in the test instead of REG_P.  Don't call
476         gen_reg_rtx if it won't be used.
477
478         PR tree-optimization/52376
479         * ipa-split.c (split_function): Ignore CLOBBER stmts.
480
481 2012-02-27  Stuart Henderson  <shenders@gcc.gnu.org>
482
483         * ifcvt.c (noce_get_condition): Check condition variable is not
484         small_register_classes_for_mode_p before accepting.
485
486 2012-02-27  Uros Bizjak  <ubizjak@gmail.com>
487
488         * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
489
490 2012-02-27  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
491
492         Revert:
493         2012-01-09  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
494         * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
495         tuning parameters.
496         * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
497
498 2012-02-27  Oleg Endo  <olegendo@gcc.gnu.org>
499
500         * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
501
502 2012-02-26  Oleg Endo  <olegendo@gcc.gnu.org>
503
504         * config/sh/predicates.md: Remove blank lines.
505         * config/sh/sh.c: Fix typos in comments.
506         * config/sh/constraints.md: Likewise.
507         * config/sh/sh.md: Remove blank lines.
508         Fix typos in comments.  Use ;; as comment characters.
509
510 2012-02-26  Walter Lee  <walt@tilera.com>
511
512         * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
513         (replace_mov_pcrel_step2): Ditto.
514
515 2012-02-25  Alexandre Oliva  <aoliva@redhat.com>
516
517         PR debug/52001
518         * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
519         (get_addr): Walk canonical value's locs.  Avoid returning VALUEs
520         and locs that reference values newer than the non-canonical value
521         at hand.  Return the canonical value as a worst case.
522         (memrefs_conflict_p): Walk canonical value's locs.
523
524         PR debug/52001
525         * cselib.c (preserve_only_constants): Rename to...
526         (preserve_constants_and_equivs): ... this.  Split out...
527         (invariant_or_equiv_p): ... this.  Preserve plus expressions
528         of other preserved expressions too.
529         (cselib_reset_table): Adjust.
530         * var-tracking.c (reverse_op): Use canonical value to build
531         reverse operation.
532
533 2012-02-23  Kai Tietz  <ktietz@redhat.com>
534
535         * config/i386/i386.c (ix86_delegitimize_address): Handle
536         UNSPEC_PCREL plus displacement.
537
538 2012-02-24  Georg-Johann Lay  <avr@gjlay.de>
539
540         PR target/52261
541         * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
542         to test for unusedness in st X addressing.
543
544 2012-02-24  Richard Guenther  <rguenther@suse.de>
545
546         PR middle-end/52361
547         * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
548         (is_gimple_reg_type): Move inline ...
549         * gimple.h (is_gimple_reg_type): ... here.
550
551 2012-02-24  Richard Guenther  <rguenther@suse.de>
552
553         PR middle-end/52361
554         * passes.c (execute_function_todo): When verifying SSA form
555         verify gimple form first.
556         * tree-ssa.c (verify_ssa): Do not verify gimple form here.
557
558 2012-02-24  Richard Guenther  <rguenther@suse.de>
559
560         PR middle-end/52355
561         * fold-const.c (fold_addr_of_array_ref_difference): New function.
562         (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
563
564 2012-02-13  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
565
566         * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
567
568 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
569
570         * tree-phinodes.c (make_phi_node): Mark static.
571         * tree-flow.h (make_phi_node): Remove extern decl.
572         * doc/gimple.texi (make_phi_node): Remove documentation.
573
574 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
575
576         * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
577         * tree-ssa-sccvn.c (print_scc): Ditto.
578
579 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
580
581         * doc/passes.texi (Full redundancy elimination): Fix typo.
582
583 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
584
585         * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
586
587 2012-02-23  Eric Botcazou  <ebotcazou@adacore.com>
588
589         PR bootstrap/52287
590         * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
591
592 2012-02-23  Uros Bizjak  <ubizjak@gmail.com>
593
594         PR c/52290
595         * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
596
597 2012-02-23  Georg-Johann Lay  <avr@gjlay.de>
598
599         * config/avr/avr.md (code_stdname): Add ior, xor.
600         (xior): New code iterator.
601         (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
602         (*<code_stdname><mode>qi.byte1-3): Ditto.
603
604 2012-02-23  Jakub Jelinek  <jakub@redhat.com>
605
606         PR tree-optimization/52019
607         * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
608         CLOBBER stmts.
609
610 2012-02-23  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
611
612         * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
613         HAVE_INITFINI_ARRAY to work around namespace pollution in
614         certain versions of newlib system headers.
615         * config.in: Regenerate.
616         * configure: Regenerate.
617         * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
618         instead of HAVE_INITFINI_ARRAY.
619
620 2012-02-22  Uros Bizjak  <ubizjak@gmail.com>
621
622         PR target/52330
623         * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
624         is not offsettable memory reference.
625
626 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
627
628         PR target/18145
629         * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
630         setting avr_need_clear_bss_p for __gnu_lto* symbols.
631
632 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
633
634         * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
635         * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
636
637 2012-02-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
638
639         * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
640         library on Solaris 8 even without TLS support.
641         * configure: Regenerate.
642
643 2012-02-22  Richard Guenther  <rguenther@suse.de>
644
645         PR middle-end/52329
646         * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
647         for GIMPLE_DEBUG stmts.
648
649 2012-02-22  Martin Jambor  <mjambor@suse.cz>
650
651         PR middle-end/51782
652         * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
653         according to the base object.
654
655 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
656
657         PR rtl-optimization/50063
658         * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
659         and 2 (8-bit SP) in operand 2.
660         * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
661         setup to use movhi_sp_r instead of vanilla move to write SP.
662         Adjust REG_CFA notes to superseed unspec.
663         (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
664         of vanilla move.
665         As function body might contain CLI or SEI: Use irq_state 0 (IRQ
666         known to be off) only with TARGET_NO_INTERRUPTS. Never use
667         irq_state 1 (IRQ known to be on) here.
668
669 2012-02-21  Bernd Schmidt  <bernds@codesourcery.com>
670
671         * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
672         WORDS_BIG_ENDIAN.
673         * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
674         assign_hard_reg): Likewise.
675
676 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
677
678         * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
679
680 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
681
682         * config/avr/avr.md
683         (*dec-and-branchhi!=-1.d.clobber): New text peephole.
684         (*dec-and-branchhi!=-1.l.clobber): New text peephole.
685
686 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
687
688         * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
689         prototype from here to...
690         * config/avr/avr.h: ...here.
691
692 2012-02-21  Richard Earnshaw  <rearnsha@arm.com>
693
694         PR target/52294
695         * thumb2.md (thumb2_shiftsi3_short): Split register and
696         immediate shifts.  For register shifts tie operands 0 and 1.
697         (peephole2 for above): Check that register-controlled shifts
698         have suitably tied operands.
699
700 2012-02-21  Quentin Neill  <quentin.neill@amd.com>
701
702         PR target/52137
703         * config/i386/bdver1.md (bdver1_call, bdver1_push,
704         bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
705         bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
706         bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
707         bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
708         bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
709         bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
710         bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
711         bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
712         bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
713         bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
714         bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
715         bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
716         bdver1_ssevector_avx256_unaligned_load,
717         bdver1_ssevector_sse128_unaligned_load,
718         bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
719         bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
720         bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
721         bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
722         bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
723         bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
724         bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
725         bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
726         bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
727         bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
728         bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
729         bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
730         bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
731         bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
732         bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
733         bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
734         bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
735         bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
736         bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
737         bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
738         bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
739         bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
740         bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
741         bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
742         bdver1_ssediv_double_load, bdver1_ssediv_double,
743         bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
744         Add "bdver2" attribute.
745
746 2012-02-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
747
748         * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
749         default if possible and not specified otherwise.
750
751 2012-02-21  Richard Guenther  <rguenther@suse.de>
752
753         PR middle-end/52314
754         * gimplify.c (create_tmp_from_val): Use the main variant type
755         for the type of the temporary we create.
756
757 2012-02-21  Richard Guenther  <rguenther@suse.de>
758
759         PR tree-optimization/52324
760         * gimplify.c (gimplify_expr): When re-gimplifying expressions
761         do not gimplify a MEM_REF address operand if it is already
762         in suitable form.
763
764 2012-02-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
765
766         * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
767         TARGET_HARD_FLOAT with TARGET_HARD_DFP.
768
769 2012-02-21  Richard Guenther  <rguenther@suse.de>
770
771         * tree-vect-stmts.c (vectorizable_load): Use pre-computed
772         nested_in_vect_loop.
773
774 2012-02-21  Jakub Jelinek  <jakub@redhat.com>
775
776         PR tree-optimization/52318
777         * gimple-fold.c (gimplify_and_update_call_from_tree): Add
778         vdef also to non-pure/const call stmts in the sequence.
779
780 2012-02-20  David S. Miller  <davem@davemloft.net>
781
782         * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
783         don't use the "rd %pc" instruction on v9 for PIC register loads.
784
785 2012-02-20  Aldy Hernandez  <aldyh@redhat.com>
786
787         PR middle-end/52141
788         * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
789         in a transaction safe function.
790
791 2012-02-20  Kai Tietz  <ktietz@redhat.com>
792
793         PR target/52238
794         * stor-layout.c (place_field): Handle desired_align for
795         ms-bitfields, too.
796
797 2012-02-20  Richard Guenther  <rguenther@suse.de>
798
799         PR tree-optimization/52298
800         * tree-vect-stmts.c (vectorizable_store): Properly use
801         STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
802         outer loops.
803         (vectorizable_load): Likewise.
804         * tree-vect-data-refs.c (vect_analyze_data_ref_access):
805         Access DR_STEP after ensuring it is not NULL.
806
807 2012-02-20  Jakub Jelinek  <jakub@redhat.com>
808
809         PR tree-optimization/52286
810         * fold-const.c (fold_binary_loc): For (X & C1) | C2
811         optimization use double_int_to_tree instead of build_int_cst_wide,
812         rewrite to use double_int vars.
813
814 2012-02-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
815
816         PR target/50166
817         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
818         Define _start.
819         Remove -e 0 from $gcc_cv_ld invocation.
820         Only use __GLIBC_PREREQ if defined.
821         Enable on Solaris since Solaris 8 patch.
822         (gcc_SUN_LD_VERSION): New macro.
823         * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
824         gcc_SUN_LD_VERSION for version number format.
825         * configure: Regenerate.
826         * varasm.c (get_elf_initfini_array_priority_section): Set
827         SECTION_NOTYPE for non-default priority.
828         Use get_section instead of get_unnamed_section to emit
829         .init_array/.fini_array with default priority.
830
831 2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>
832
833         * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
834         (mips_get_tp): Set it.  Record that __mips16_rdhwr binds locally.
835         (mips_start_unique_function, mips_output_mips16_rdhwr)
836         (mips_code_end): New functions.
837         (TARGET_ASM_CODE_END): Define.
838
839 2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>
840
841         * config/mips/mips.c (mips16_build_call_stub): Add CFI information
842         to stubs with non-sibling calls.
843
844 2012-02-18  Sandra Loosemore  <sandra@codesourcery.com>
845
846         * doc/invoke.texi (-fira-* options): Copy-edit.
847         (ira-* parameters): Copy-edit.
848
849 2012-02-17  Sandra Loosemore  <sandra@codesourcery.com>
850
851         * doc/invoke.texi: Minor copy-edits to bring into conformance with
852         GCC coding conventions.
853
854 2012-02-17  Sandra Loosemore  <sandra@codesourcery.com>
855
856         * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
857         when used as adjectives.
858
859 2012-02-16  Sandra Loosemore  <sandra@codesourcery.com>
860
861         * doc/invoke.texi: Clean up "that"/"which" confusion.
862
863 2012-02-17  Steven Bosscher  <steven@gcc.gnu.org>
864
865         * system.h: Poison SMALL_REGISTER_CLASSES
866         * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
867         * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
868
869 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
870
871         PR tree-optimization/52285
872         * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
873         when deciding if a call is a tail call or tail recursion.
874
875 2012-02-16  Kai Tietz  <ktietz@redhat.com>
876
877         * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
878         interger-constant displacement for UNSPEC_PCREL.
879
880 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
881
882         PR rtl-optimization/52208
883         * ira-costs.c (scan_one_insn): Don't decrease mem_cost
884         for MEMs with REG_EQUIV, if the MEM isn't general_operand.
885
886         PR tree-optimization/52255
887         * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
888         loop->header has virtual PHI, but exit_e->dest doesn't, add
889         virtual PHI to exit_e->dest and adjust all uses after the loop.
890
891         PR debug/52260
892         * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
893         children with clone_tree_hash, not after it.
894
895 2012-02-16  Iain Sandoe  <iains@gcc.gnu.org>
896
897         * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
898         extended identifiers.
899
900 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
901
902         PR middle-end/51929
903         * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
904         a same_body_alias, also test whether e->callee isn't a former
905         or current clone of the decl this is a same body alias of.
906
907         PR translation/52264
908         * cgraphunit.c (verify_cgraph_node): Fix a typo.
909
910 2012-02-15  Sandra Loosemore  <sandra@codesourcery.com>
911
912         * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
913
914 2012-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
915
916         PR target/52199
917         * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
918         force_reg instead of copy_to_reg for better optimization.  Force
919         non-register or memory operands into a register.
920
921 2012-02-15  Andrew MacLeod  <amacleod@redhat.com>
922
923         * extend.texi: Reserve upper bits of memory model for future use.
924
925 2012-01-15  Georg-Johann Lay  <avr@gjlay.de>
926             Anatoly Sokolov <aesok@post.ru>
927             Eric Weddington <eric.weddington@atmel.com>
928
929         PR target/52261
930         * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
931         avrxmega4, avrxmega5, avrxmega6, avrxmega7.
932         Rewrite initializers for .macro.
933         * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
934         avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
935         atxmega32d4, atxmega32x1.
936         avrxmega4: atxmega64a3, atxmega64d3.
937         avrxmega5: atxmega64a1, atxmega64a1u.
938         avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
939         atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
940         avrxmega7: atxmega128a1, atxmega128a1u.
941         * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
942         ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
943         (struct base_arch_s): Rename reserved to xmega_p.
944         Rename reserved2 to have_rampd.
945         (AVR_XMEGA): New define.
946         (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
947         (AVR_HAVE_RAMPZ): Change definition to fit xmega.
948         * config/avr/predicates.md (io_address_operand): Take into
949         account SFR offset.
950         (low_io_address_operand): Ditto.
951         (high_io_address_operand): Ditto.
952         * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
953         (enabled, movhi_sp_r): Use them.
954         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
955         cpp_define_formatted to built-in define __AVR_ARCH__.
956         (__AVR_XMEGA__): New built-in define.
957         (__AVR_HAVE_RAMPD__): New built-in define.
958         (__AVR_HAVE_RAMPX__): New built-in define.
959         (__AVR_HAVE_RAMPY__): New built-in define.
960         (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
961
962         * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
963         (avr_option_override): Initialize them.
964         (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
965         (avr_init_expanders): Initialize them. No more block several calls.
966         (emit_push_sfr): New static function.
967         (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
968         Handle AVR_XMEGA.
969         (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
970         (avr_print_operand): Print addreeses as symbols for
971         RAMPX, RAMPY, RAMPD, CCP.
972         (output_movhi): Handle AVR_XMEGA when writing to SP.
973         (avr_out_movhi_mr_r_xmega): New static function.
974         (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
975         (avr_file_start): Print symbol defines for __RAMPX__,  __RAMPY__,
976         __RAMPD__,  __CCP__ as needed.
977
978         * config/avr/multilib.h: Regenerate.
979         * config/avr/t-multilib: Regenerate.
980         * config/avr/avr-tables.opt: Regenerate.
981
982 2012-02-15  Tobias Grosser <grosser@fim.uni-passau.de>
983
984         PR tree-optimization/50561
985         * graphite-flattening.c (lst_project_loop): Do not
986         remove old scattering dimensions after flattening.
987         (lst_do_flatten): Likewise.
988
989 2012-02-15  Georg-Johann Lay  <avr@gjlay.de>
990
991         * doc/extend.texi (AVR Built-in Functions): Remove doc for
992         __builtin_avr_map8, __builtin_avr_map16.
993         Document __builtin_avr_insert_bits.
994
995         * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
996         (insert_bits): New insn.
997         (adjust_len.map_bits): Rename to insert_bits.
998         (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
999         * avr-protos.h (avr_out_map_bits): Remove.
1000         (avr_out_insert_bits, avr_has_nibble_0xf): New.
1001         * config/avr/constraints.md (Cxf,C0f): New.
1002         * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
1003         defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1004         New built-in define __BUILTIN_AVR_INSERT_BITS.
1005         * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
1006         (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
1007         (avr_move_bits): Rewrite.
1008         (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
1009         functions.
1010         (avr_map_op_t): New typedef.
1011         (avr_map_op): New static variable.
1012         (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
1013         (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
1014         (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
1015         (bdesc_3arg, avr_expand_triop_builtin): New.
1016         (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
1017         (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
1018         (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
1019         (avr_map_equal_p, avr_map_sig_p): Remove.
1020         (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
1021         (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1022         (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
1023         (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1024         (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
1025         (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1026
1027 2012-02-14  Bernd Schmidt  <bernds@codesourcery.com>
1028
1029         * config/c6x/c6x.md (reserve_cycles): New attribute.
1030         * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
1031         don't reserve functional units after the branch occurs.
1032
1033 2012-02-14  Aldy Hernandez  <aldyh@redhat.com>
1034
1035         PR middle-end/52142
1036         * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
1037         functions into non-tm_pure functions.
1038
1039 2012-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1040
1041         PR lto/52178
1042         * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
1043         (iterative_hash_canonical_type): Likewise.
1044         * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
1045         the dead edges.
1046
1047 2012-02-14  Bernd Schmidt  <bernds@codesourcery.com>
1048
1049         * haifa-sched.c (prune_ready_list): Ensure that if there is a
1050         sched-group insn, it either remains alone or the entire list is pruned.
1051
1052 2012-02-14  Jonathan Wakely  <jwakely.gcc@gmail.com>
1053
1054         * doc/install.texi (Prerequisites): Fix grammar.
1055         (Configuration): Likewise.
1056
1057 2012-02-14  Jonathan Wakely  <jwakely.gcc@gmail.com>
1058
1059         * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
1060         MPC as part of GCC before describing configuring with --with-gmp etc.
1061         (Installing GCC: Configuration): --with-gmp etc. aren't needed if
1062         sources are present.
1063
1064 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
1065
1066         PR debug/51950
1067         * dwarf2out.c (clone_tree_hash): New function.
1068         (copy_decls_walk): Use it instead of clone_tree.
1069
1070 2012-02-14  Richard Guenther  <rguenther@suse.de>
1071
1072         PR tree-optimization/52244
1073         PR tree-optimization/51528
1074         * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
1075         replacements for integral types.
1076
1077 2012-02-14  Walter Lee  <walt@tilera.com>
1078
1079         * config.gcc: Handle tilegx and tilepro.
1080         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1081         tilegx and tilepro.
1082         Add HAVE_AS_TLS check for tilegx and tilepro.
1083         * configure: Regenerate.
1084         * doc/contrib.texi: Add Mat Hostetter and self.
1085         * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1086         Document instruction intrinsics and network accessing intrinsics.
1087         (TILEPro Built-in Functions): New node.  Document instruction
1088         intrinsics and network accessing intrinsics.
1089         * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1090         (Specific, tilepro-*-linux*): Likewise.
1091         * doc/invoke.texi (TILE-Gx Options): New section.
1092         (TILEPro Options): New section.
1093         * doc/md.texi (TILE-Gx): New section.
1094         (TILEPro): New section.
1095         * common/config/tilegx/tilegx-common.c: New file.
1096         * common/config/tilepro/tilepro-common.c: New file.
1097         * config/tilegx/constraints.md: New file.
1098         * config/tilegx/linux.h: New file.
1099         * config/tilegx/mul-tables.c: New file.
1100         * config/tilegx/predicates.md: New file.
1101         * config/tilegx/sync.md: New file.
1102         * config/tilegx/t-tilegx: New file.
1103         * config/tilegx/tilegx-builtins.h: New file.
1104         * config/tilegx/tilegx-c.c: New file.
1105         * config/tilegx/tilegx-generic.md: New file.
1106         * config/tilegx/tilegx-modes.def: New file.
1107         * config/tilegx/tilegx-multiply.h: New file.
1108         * config/tilegx/tilegx-protos.h: New file.
1109         * config/tilegx/tilegx.c: New file.
1110         * config/tilegx/tilegx.h: New file.
1111         * config/tilegx/tilegx.md: New file.
1112         * config/tilegx/tilegx.opt: New file.
1113         * config/tilepro/constraints.md: New file.
1114         * config/tilepro/gen-mul-tables.cc: New file.
1115         * config/tilepro/linux.h: New file.
1116         * config/tilepro/mul-tables.c: New file.
1117         * config/tilepro/predicates.md: New file.
1118         * config/tilepro/t-tilepro: New file.
1119         * config/tilepro/tilepro-builtins.h: New file.
1120         * config/tilepro/tilepro-c.c: New file.
1121         * config/tilepro/tilepro-generic.md: New file.
1122         * config/tilepro/tilepro-modes.def: New file.
1123         * config/tilepro/tilepro-multiply.h: New file.
1124         * config/tilepro/tilepro-protos.h: New file.
1125         * config/tilepro/tilepro.c: New file.
1126         * config/tilepro/tilepro.h: New file.
1127         * config/tilepro/tilepro.md: New file.
1128         * config/tilepro/tilepro.opt: New file.
1129
1130 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
1131
1132         PR tree-optimization/52210
1133         * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1134         vect_model_simple_cost with two entry vect_def_type array instead
1135         of an address of dt.
1136
1137 2012-02-14  Richard Guenther  <rguenther@suse.de>
1138
1139         PR lto/52178
1140         * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1141         Do not stream DECL_QUALIFIER.
1142         * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1143         * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1144         (find_decls_types_r): Do not walk DECL_QUALIFIER.
1145
1146 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
1147
1148         PR c/52181
1149         * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1150         newdecl.
1151
1152 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
1153
1154         PR bootstrap/52172
1155         * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1156         * cselib.c (cselib_subst_to_values_from_insn): New function.
1157         * sched-deps.c (add_insn_mem_dependence,
1158         sched_analyze_1, sched_analyze_2): Use it.
1159
1160 2012-02-13  Jan Hubicka  <jh@suse.cz>
1161
1162         PR middle-end/52214
1163         * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1164
1165 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
1166
1167         * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1168         (GTM_SELF_SPECS): Define if not already defined.
1169         (driver_self_specs): Add GTM_SELF_SPECS.
1170         * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1171         (GTM_SELF_SPECS): Define.
1172         * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1173         * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1174
1175 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
1176
1177         * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1178         away if seen.
1179
1180         * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1181
1182         PR middle-end/52230
1183         * omp-low.c (expand_omp_for): If a static schedule without chunk size
1184         has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1185
1186 2012-02-13  Andrew MacLeod  <amacleod@redhat.com>
1187
1188         PR c/52190
1189         * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1190
1191 2012-02-13  Richard Guenther  <rguenther@suse.de>
1192
1193         PR translation/52211
1194         * passes.c (enable_disable_pass): Fix typo.
1195
1196 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
1197
1198         PR middle-end/52209
1199         * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1200         XOR for reduce_bit_field if type is unsigned.
1201
1202 2012-02-12  Eric Botcazou  <ebotcazou@adacore.com>
1203
1204         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1205         disallow changes from SFmode to mode with different size in FP regs.
1206
1207 2012-02-12  Robert Millan  <rmh@gnu.org>
1208             Gerald Pfeifer <gerald@pfeifer.com>
1209
1210         * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1211         Tweak comment.
1212
1213 2012-02-11  Richard Sandiford  <rdsandiford@googlemail.com>
1214
1215         PR rtl-optimization/52175
1216         * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1217         to frame-related instructions.
1218
1219 2012-02-10  Jason Merrill  <jason@redhat.com>
1220
1221         PR c++/51910
1222         * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1223         (demangle_new_symbols): Fill it.
1224         (scan_linker_output): Walk it.
1225         (start_tweaking): Split out from scan_linker_output.
1226         (maybe_tweak): Update sym->chosen.
1227         * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1228
1229 2012-02-11  Jakub Jelinek  <jakub@redhat.com>
1230
1231         PR debug/52132
1232         * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1233
1234 2012-02-11  Uros Bizjak  <ubizjak@gmail.com>
1235
1236         * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1237         having the same mode as previous compare.
1238
1239 2012-02-10  Eric Botcazou  <ebotcazou@adacore.com>
1240
1241         * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1242         * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1243         (nonlocal_goto_internal): Likewise.
1244         (nonlocal_goto): Emit a use and an indirect jump directly.
1245
1246 2012-02-10  Andrew MacLeod  <amacleod@redhat.com>
1247
1248         PR c/52190
1249         * doc/extend.texi : Update comments for __atomic_compare_exchange and
1250         __atomic_{is,always}_lock_free.
1251
1252 2012-02-10  Uros Bizjak  <ubizjak@gmail.com>
1253
1254         PR target/52146
1255         * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1256         negative constant address for x32.
1257
1258 2012-02-10  Richard Henderson  <rth@redhat.com>
1259
1260         * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1261         * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1262         for GIMPLE_TRANSACTION.  Tidy if's into a switch.
1263
1264 2012-02-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1265             Ira Rosen  <irar@il.ibm.com>
1266
1267         PR tree-optimization/50031
1268         * targhooks.c (default_builtin_vectorization_cost): Handle
1269         vec_promote_demote.
1270         * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1271         * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1272         all types of reduction and pattern statements.
1273         (vect_estimate_min_profitable_iters): Likewise.
1274         * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1275         (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1276         for explicit realigns.
1277         (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1278         * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1279         vec_promote_demote.
1280         * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1281         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1282         vec_perm for VSX and handle vec_promote_demote.
1283
1284 2012-02-10  Jakub Jelinek  <jakub@redhat.com>
1285
1286         PR middle-end/52177
1287         * builtins.c (fold_builtin_atomic_always_lock_free,
1288         expand_builtin_atomic_always_lock_free,
1289         fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1290         Return and/or test boolean_true_node/boolean_false_node instead of
1291         integer_one_node/integer_zero_node.
1292
1293 2012-02-10  Jan Hubicka  <jh@suse.cz>
1294
1295         PR middle-end/48600
1296         * predict.c (predict_paths_for_bb): Prevent looping.
1297         (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1298
1299 2012-02-10  Roman Zhuykov  <zhroma@ispras.ru>
1300
1301         * config/arm/arm.c (output_move_double): In one case properly
1302         count number of instructions that will be emitted.
1303
1304 2012-02-10  Richard Guenther  <rguenther@suse.de>
1305
1306         PR translation/52193
1307         * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1308
1309 2012-02-09  Peter Bergner  <bergner@vnet.ibm.com>
1310
1311         PR middle-end/52140
1312         * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1313
1314 2012-02-09  Jakub Jelinek  <jakub@redhat.com>
1315
1316         PR debug/52165
1317         * var-tracking.c (emit_note_insn_var_location): If
1318         EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1319         emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1320         non-NOTE_DURING_CALL_P insn.
1321
1322 2012-02-09  Bin Cheng  <bin.cheng@arm.com>
1323
1324         PR middle-end/51867
1325         * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1326
1327 2012-02-08  Magnus Granberg  <zorry@gentoo.org>
1328
1329         PR driver/48524
1330         * gcc.c (switch_matches) Support switches with separated form,
1331         -D and -U.
1332
1333 2012-02-08  Georg-Johann Lay  <avr@gjlay.de>
1334
1335         * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1336         (SP_ADDR): Ditto.
1337         (RAMPZ_ADDR): Ditto.
1338         * config/avr/avr.c (avr_addr_t): New typedef.
1339         (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1340         (avr_init_expanders): Initialize it.
1341         (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1342         SREG_ADDR.
1343         (expand_epilogue): Ditto.
1344         (avr_print_operand): Ditto.
1345         (avr_file_start): Ditto.
1346         (avr_emit_movmemhi): Ditto.
1347
1348 2012-02-08  Richard Guenther  <rguenther@suse.de>
1349
1350         PR tree-optimization/46886
1351         * tree-flow.h (do_while_loop_p): Declare.
1352         * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1353         * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1354
1355 2012-02-08  Andrew MacLeod  <amacleod@redhat.com>
1356
1357         * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1358         always succeed for integers larger than a native word.
1359
1360 2012-02-08  Richard Guenther  <rguenther@suse.de>
1361
1362         PR rtl-optimization/52170
1363         * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1364         properly handle integer vector modes.
1365
1366 2012-02-08  Jakub Jelinek  <jakub@redhat.com>
1367
1368         PR gcov-profile/52150
1369         * coverage.c: Include target.h.
1370         (build_var): Call targetm.strip_name_encoding on the assembler name.
1371         Change one _ into . or $ if the target allows it.
1372         * Makefile.in (coverage.o): Depend on $(TARGET_H).
1373
1374         PR rtl-optimization/52139
1375         * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1376         is a BARRIER after emit_insn_after_noloc, move BB_END
1377         to the last non-BARRIER insn before it.
1378
1379 2012-02-07  Richard Sandiford  <rdsandiford@googlemail.com>
1380
1381         PR middle-end/24306
1382         * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1383         (mips_gimplify_va_arg_expr): Call it instead of
1384         std_gimplify_va_arg_expr.
1385
1386 2012-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
1387
1388         * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1389         message for -mno-pointers-to-nested-function.
1390
1391 2012-02-07  Eric Botcazou  <ebotcazou@adacore.com>
1392
1393         PR middle-end/51994
1394         * expr.c (get_inner_reference): If there is an offset, add a negative
1395         bit position to it (if any).
1396
1397 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
1398
1399         PR rtl-optimization/52060
1400         * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1401         copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1402         before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1403         and/or i0src_copy2 when needed.
1404
1405 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
1406
1407         * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1408         or LTOPLUGINSONAME if have_c.
1409
1410         * config/freebsd-spec.h: Add comment about what macros can be defined
1411         in this header.
1412         (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1413         * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1414         here instead.
1415
1416 2012-02-07  Richard Guenther  <rguenther@suse.de>
1417
1418         * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1419         newline in -alias dumps.
1420
1421 2012-02-07  Kai Tietz  <ktietz@redhat.com>
1422             Dave Korn  <dave.korn.cygwin@gmail.com>
1423
1424         PR target/40068
1425         * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1426         Take care that typinfo gets dllexport-attribute.
1427
1428 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
1429
1430         PR middle-end/52074
1431         * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1432         if modifier < EXPAND_SUM call force_operand on the result.
1433
1434 2012-02-07  Joern Rennecke  <joern.rennecke@embecosm.com>
1435
1436         * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1437         adding __forwarder_dst__ prefix if a forwarder_section attribute is
1438         present.
1439         (epiphany_function_type): Replace types for specific interrupts with
1440         EPIPHANY_FUNCTION_INTERRUPT.
1441         (EPIPHANY_INTERRUPT_P): Update.
1442         * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1443         New static function.
1444         (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1445         <disinterrupt>: Affects type identity.
1446         (epiphany_handle_interrupt_attribute): Handle variable number of
1447         arguments.
1448         (epiphany_compute_function_type): Update for new
1449         epiphany_function_type definition.
1450         (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1451         handlers with a longcall forwarder.
1452         (epiphany_start_function): Handle multiple interrupt arguments and/or
1453         forwarder_section attribute.
1454
1455         * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1456         libgloss.
1457
1458 2012-02-07  Alan Modra  <amodra@gmail.com>
1459
1460         PR target/52107
1461         * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1462         subregs of TFmode.
1463
1464 2012-02-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1465
1466         PR tree-optimization/50969
1467         * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1468         use vec_perm rather than vector_stmt.
1469         (vect_model_load_cost): Likewise.
1470         * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1471         vec_perm to be the same as other vector statements.
1472         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1473         cost of vec_perm for TARGET_VSX.
1474
1475 2012-02-06  Richard Guenther  <rguenther@suse.de>
1476
1477         PR tree-optimization/52115
1478         * tree-sra.c (access_has_replacements_p): New function.
1479         (sra_modify_assign): Use it to decide whether a use is uninitialized.
1480
1481 2012-02-06  Patrick Marlier  <patrick.marlier@gmail.com>
1482
1483         PR middle-end/52047
1484         * trans-mem.c (expand_call_tm): Add an assertion.
1485         * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1486         functions.
1487
1488 2012-02-06  Richard Guenther  <rguenther@suse.de>
1489
1490         PR tree-optimization/50955
1491         * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1492         raise cost of expressions that replace an address with an
1493         expression based on a different pointer.
1494
1495 2012-02-06  Jakub Jelinek  <jakub@redhat.com>
1496
1497         PR target/52129
1498         * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1499         CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1500
1501 2012-02-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
1502
1503         PR c++/48680
1504         * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1505         -Weffc++ and specify guidelines come from second edition.
1506
1507 2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
1508
1509         * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1510         (sibcall_value_multiple_internal, call_split, call_internal_direct)
1511         (call_direct_split, call_value_split, call_value_internal_direct)
1512         (call_value_direct_split, call_value_multiple_split): Use jal and
1513         jal_macro attributes.
1514
1515 2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
1516
1517         * reload1.c (reload_regs_reach_end_p): Replace with...
1518         (reload_reg_rtx_reaches_end_p): ...this function.
1519         (new_spill_reg_store): Update commentary.
1520         (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1521         (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1522         before setting new_spill_reg_store.
1523         (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1524         Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1525         Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1526         for non-spill reload registers.
1527
1528 2012-02-05  Ira Rosen  <irar@il.ibm.com>
1529
1530         PR tree-optimization/52091
1531         * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1532         (vect_is_simple_use_1): Likewise.
1533         * tree-vect-loop.c (vectorizable_reduction): Update calls
1534         to vect_is_simple_use_1 and vect_is_simple_use.
1535         (vectorizable_live_operation): Likewise.
1536         * tree-vect-patterns.c (widened_name_p,
1537         vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1538         * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1539         vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1540         vectorizable_shift,vectorizable_operation, vectorizable_store,
1541         vectorizable_load): Likewise.
1542         (vect_is_simple_cond): Add an argument, pass it to
1543         vect_is_simple_use_1.
1544         (vectorizable_condition): Update calls to vect_is_simple_cond,
1545         vect_is_simple_use.
1546         (vect_is_simple_use): Add an argument, the statement in which
1547         OPERAND is used.  Check that if OPERAND's def stmt is a double
1548         reduction phi node, the use is a phi node too.
1549         (vect_is_simple_use_1): Add an argument, pass it to
1550         vect_is_simple_use.
1551         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1552         to vect_is_simple_use.
1553
1554 2012-02-04  Jakub Jelinek  <jakub@redhat.com>
1555
1556         PR rtl-optimization/52095
1557         * modulo-sched.c (dump_insn_locator): New function.
1558         (loop_canon_p, sms_schedule): Use it.
1559
1560         PR rtl-optimization/52113
1561         * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1562         even for decomposable shift/zext insns.
1563
1564 2012-02-03  Jakub Jelinek  <jakub@redhat.com>
1565             Zdenek Dvorak  <ook@ucw.cz>
1566
1567         PR rtl-optimization/52092
1568         * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1569         on get_iv_value result.
1570
1571 2012-02-02  Andrew Pinski  <apinski@cavium.com>
1572
1573         PR middle-end/47982
1574         PR middle-end/43967
1575         * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1576
1577 2012-02-02  Jakub Jelinek  <jakub@redhat.com>
1578
1579         PR middle-end/48071
1580         * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1581
1582 2012-02-02  Vladimir Makarov  <vmakarov@redhat.com>
1583
1584         PR rtl-optimization/49800
1585         * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1586         (sched_finish): Call regstat_free_n_sets_and_refs.
1587
1588 2012-02-02  Jia Liu  <proljc@gmail.com>
1589
1590         * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1591         than operand 2.
1592
1593 2012-02-02  Jan Hubicka  <jh@suse.cz>
1594             Tom de Vries  <tom@codesourcery.com>
1595
1596         PR middle-end/51998
1597         * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1598         * varpool.c (varpool_analyze_pending_decls): Likewise.
1599
1600 2012-02-02  Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1601             Jayant R Sonar <jayant.sonar@kpitcummins.com>
1602
1603         * config.gcc: Add cr16-* support.
1604
1605         * doc/extend.texi: Document cr16 extensions.
1606         * doc/install.texi: Document cr16 install.
1607         * doc/invoke.texi: Document cr16 options.
1608         * doc/md.texi: Document cr16 constraints.
1609
1610         * common/config/cr16/cr16-common.c: New file.
1611         * config/cr16/cr16.c: New file.
1612         * config/cr16/cr16.h: New file.
1613         * config/cr16/cr16.md: New file.
1614         * config/cr16/cr16.opt: New file.
1615         * config/cr16/cr16-protos.h: New file.
1616         * config/cr16/predicates.md: New file.
1617         * config/cr16/constraints.md: New file.
1618         * config/cr16/t-cr16: New file.
1619
1620 2012-02-02  Jakub Jelinek  <jakub@redhat.com>
1621
1622         PR target/52086
1623         * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1624         that operands[2] is either immediate, or q_regs_operand.
1625
1626         PR tree-optimization/52073
1627         * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1628         a pattern stmt for pattern uses, ignore uses outside of the loop.
1629
1630 2012-02-01  Georg-Johann Lay  <avr@gjlay.de>
1631
1632         * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1633         * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1634         (OUT_AS1, OUT_AS2): Remove.
1635
1636 2012-02-01  Georg-Johann Lay  <avr@gjlay.de>
1637
1638         PR rtl-optimization/51374
1639         * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1640         to cross other volatile_refs_p insns.
1641
1642 2012-02-01  Richard Guenther  <rguenther@suse.de>
1643
1644         * doc/invoke.texi (fno-inline): Clarify documentation.
1645         (finline-small-functions): Likewise.
1646         (finline-functions): Likewise.
1647         * common.opt (finline): Adjust comment and documentation.
1648         (finline-small-functions): Clarify documentation.
1649         (finline-functions): Likewise.
1650         (finline-functions-called-once): Likewise.
1651
1652 2012-02-01  Tristan Gingold  <gingold@adacore.com>
1653
1654         * c-typeck.c (composite_type): Keep mode for pointers.
1655
1656 2012-01-31  Richard Sandiford  <rdsandiford@googlemail.com>
1657
1658         * function.h (regno_reg_rtx): Adjust comment.
1659         * reginfo.c (init_reg_modes_target): Only use the previous mode
1660         if it fits within one register.  Remove MIPS comment.
1661
1662 2012-01-31  Jakub Jelinek  <jakub@redhat.com>
1663
1664         PR bootstrap/52058
1665         * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1666
1667 2012-01-31  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1668
1669         * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1670         to srak instruction.
1671
1672 2012-01-31  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
1673
1674         * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1675
1676 2012-01-31  Jakub Jelinek  <jakub@redhat.com>
1677
1678         PR bootstrap/52041
1679         PR bootstrap/52039
1680         PR target/51974
1681         * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1682
1683 2012-01-31  Richard Guenther  <rguenther@suse.de>
1684
1685         PR tree-optimization/51528
1686         * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1687         assigns.
1688
1689 2012-01-31  Jakub Jelinek  <jakub@redhat.com>
1690
1691         PR bootstrap/52041
1692         PR bootstrap/52039
1693         PR target/51974
1694         * ree.c (add_removable_extension): Change def_map argument
1695         to unsigned *, store in def_map 1 + offset into *insn_list vector
1696         instead of pointers into the vector.
1697         (find_removable_extensions): Adjust caller.
1698
1699 2012-01-30  Georg-Johann Lay  <avr@gjlay.de>
1700
1701         * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1702         Transform all "* quoted-c-code" to { c-code }.
1703         Remove redundant test for "optimize" in combine patterns.
1704         Move (include "avr-dimode.md") to end of file.
1705
1706 2012-01-30  Bin Cheng  <bin.cheng@arm.com>
1707
1708         PR target/51835
1709         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1710         for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1711
1712 2012-01-30  Richard Guenther  <rguenther@suse.de>
1713
1714         PR tree-optimization/52028
1715         * tree-loop-distribution.c (ldist_gen): Properly update
1716         virtual SSA form.
1717
1718 2012-01-30  Jakub Jelinek  <jakub@redhat.com>
1719
1720         PR debug/52027
1721         * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1722         set_cur_line_info_table if not emitting debug info.
1723
1724         PR tree-optimization/52046
1725         * tree-vect-patterns.c (check_bool_pattern): Give up if
1726         a comparison could throw.
1727
1728         PR debug/52048
1729         * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1730
1731 2012-01-30  Richard Guenther  <rguenther@suse.de>
1732
1733         PR tree-optimization/52045
1734         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1735         SSA form if cfgcleanup did anything.
1736
1737 2012-01-30  Richard Guenther  <rguenther@suse.de>
1738
1739         PR tree-optimization/52045
1740         * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1741         before computing final todo.
1742
1743 2012-01-30  Richard Guenther  <rguenther@suse.de>
1744
1745         PR tree-optimization/51528
1746         * tree-sra.c (sra_modify_assign): Re-factor in preparation
1747         for PR51528 fix.
1748
1749 2012-01-30  Paolo Bonzini  <bonzini@gnu.org>
1750
1751         * df-problems.c (df_kill_notes): Check that the use refers
1752         to the note under examination.
1753
1754 2012-01-30  Eric Botcazou  <ebotcazou@adacore.com>
1755
1756         PR target/51920
1757         * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1758         parameter and use short-lived pseudos.
1759         (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1760         (sparc_expand_vector_init): Const-ify local variables and adjust
1761         calls to above functions.
1762
1763 2012-01-30  Georg-Johann Lay  <avr@gjlay.de>
1764
1765         * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1766
1767 2012-01-29  Sandra Loosemore  <sandra@codesourcery.com>
1768
1769         * doc/invoke.texi: Make usage of "compile time" and
1770         "run time"/"runtime" consistent throughout the file.
1771
1772 2012-01-29  Uros Bizjak  <ubizjak@gmail.com>
1773
1774         * config/alpha/alpha.c (alpha_option_override): Default to
1775         full IEEE compliance mode for Go language.
1776
1777 2011-01-29  Tijl Coosemans  <tijl@coosemans.org>
1778
1779         * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1780         (LINK_SSP_SPEC): Define.
1781
1782 2012-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1783
1784         PR target/51871
1785         * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1786         stubs.
1787
1788 2012-01-28  Sandra Loosemore  <sandra@codesourcery.com>
1789
1790         * doc/invoke.texi: Correct hyphenation of "floating point",
1791         "double precision", and related terminology throughout the file.
1792
1793 2012-01-28  Jakub Jelinek  <jakub@redhat.com>
1794
1795         PR target/52006
1796         * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1797         arm_general_register_operand predicate for operand 2 instead of
1798         register_operand.
1799
1800 2012-01-27  Ian Lance Taylor  <iant@google.com>
1801
1802         PR go/47656
1803         * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1804         * builtins.c (expand_builtin_init_trampoline): Add onstack
1805         parameter.  Change caller.
1806         (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1807         * tree.c (build_common_builtin_nodes): Declare
1808         __builtin_init_heap_trampoline.
1809
1810 2012-01-27  Georg-Johann Lay  <avr@gjlay.de>
1811
1812         * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1813         tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1814         * config/avr/avr.c: Ditto.
1815         (avr_regnames): Remove because unused.
1816         * config/avr/avr.md (*cpse.ne): New peephole.
1817         (*cpse.eq): New peephole from former cpse peepholes.
1818
1819 2012-01-27  Michael Eager  <eager@eagercon.com>
1820
1821         * config/microblaze.c (microblaze_emit_compare): Correct
1822         test after pcmp instruction.
1823
1824 2012-01-27  Richard Guenther  <rguenther@suse.de>
1825
1826         PR tree-optimization/52020
1827         * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1828
1829 2012-01-27  Richard Guenther  <rguenther@suse.de>
1830
1831         * ipa-pure-const.c (check_stmt): Clobbers do not make a
1832         function non-const/pure.
1833
1834 2012-01-27  Richard Guenther  <rguenther@suse.de>
1835
1836         PR tree-optimization/50444
1837         * tree-sra.c (build_ref_for_offset): Properly adjust the
1838         MEM_REF type for unaligned accesses.
1839
1840 2012-01-27  Richard Guenther  <rguenther@suse.de>
1841
1842         PR tree-optimization/50444
1843         * expr.c (mem_ref_refers_to_non_mem_p): New function.
1844         (expand_assignment): Use it.  Properly handle misaligned
1845         bases when expanding stores to component references.
1846         (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1847         refactor that case.
1848
1849 2012-01-27  Andrey Belevantsev  <abel@ispras.ru>
1850
1851         PR middle-end/51389
1852         * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1853         * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1854         * tree-data-ref.c (find_data_references_in_loop): Make static.
1855         (compute_all_dependences): Change return type to bool.  Bail out
1856         for too many datarefs in a loop.  Move the hunk resetting the data
1857         dependences vector from ...
1858         (compute_data_dependences_for_loop): ... here.  Account for
1859         compute_all_dependences returning false.
1860         (compute_data_dependences_for_bb): Likewise.
1861         * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1862         * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1863
1864 2012-01-27  Richard Guenther  <rguenther@suse.de>
1865
1866         PR middle-end/51959
1867         * expr.c (store_field): Use the alias-set of the scratch memory
1868         for storing to it.
1869
1870 2012-01-27  Tom de Vries  <tom@codesourcery.com>
1871
1872         PR tree-optimization/51990
1873         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1874         WITH_SIZE_EXPR.
1875         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1876
1877 2012-01-27  Jakub Jelinek  <jakub@redhat.com>
1878
1879         PR debug/52001
1880         * var-tracking.c (reverse_op): Don't add any reverse operation
1881         if V already has any constant locations.
1882
1883 2012-01-27  Sandra Loosemore  <sandra@codesourcery.com>
1884
1885         * doc/invoke.texi: Correct usage of "command line" (noun)
1886         vs "command-line" (adjective) throughout.
1887
1888 2012-01-27  Sandra Loosemore  <sandra@codesourcery.com>
1889
1890         * doc/invoke.texi (Language Independent Options): Move
1891         -Wcoverage-mismatch blurb from here....
1892         (Warning Options): ...to here.
1893
1894 2012-01-27  Peter Bergner  <bergner@vnet.ibm.com>
1895
1896         * config/rs6000/rs6000.c (rs6000_option_override_internal):
1897         Set rs6000_always_hint to false for 476.
1898
1899 2012-01-27  Matthias Klose  <doko@ubuntu.com>
1900
1901         * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1902           system root.
1903         * incpath.c (add_standard_paths): Likewise.
1904
1905 2012-01-27  Richard Henderson  <rth@redhat.com>
1906
1907         * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1908         * config/m68k/sync.md (atomic_test_and_set): Rename from
1909         sync_test_and_setqi and adjust the operands.
1910         (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1911         and unconditionally enable.
1912
1913 2012-01-27  Richard Henderson  <rth@redhat.com>
1914
1915         * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1916         * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1917         (ldstub): Rename from ldstubqi.
1918         (ldstub<I24MODE>): Remove.
1919
1920 2012-01-27  Richard Henderson  <rth@redhat.com>
1921
1922         * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1923         * c-cppbuiltin.c (cpp_atomic_builtins): Define
1924         __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1925         * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1926         * doc/tm.texi: Rebuild.
1927
1928 2012-01-27  Richard Henderson  <rth@redhat.com>
1929
1930         * optabs.c (gen_atomic_test_and_set): Remove default.
1931         (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1932
1933 2012-01-26  Jakub Jelinek  <jakub@redhat.com>
1934
1935         PR rtl-optimization/51978
1936         * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1937         (combine_reaching_defs): Likewise.
1938         (struct re_info): Remove.
1939         (add_removable_extension): Remove x and data arguments,
1940         add insn, insn_list and def_map.  Use the arguments directly
1941         instead of using struct re_info.
1942         (find_removable_extensions): Don't call add_removable_extension
1943         through note_stores, instead just call it with single_set
1944         result if non-NULL.
1945         (find_and_remove_re): Pass curr_cand->expr instead of
1946         PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1947
1948 2012-01-26  Michael Matz  <matz@suse.de>
1949
1950         PR tree-optimization/46590
1951         * cfgexpand.c: Revert last change (r183305).
1952         * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1953         regs.
1954         * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1955         checking for emptiness.
1956
1957 2012-01-26  Jakub Jelinek  <jakub@redhat.com>
1958
1959         PR middle-end/51895
1960         * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1961         non-addressable non-BLKmode base correctly.
1962
1963 2012-01-26  Michael Matz  <matz@suse.de>
1964
1965         PR tree-optimization/48794
1966         * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1967         regions referenced from RESX/EH_DISPATCH.
1968
1969 2012-01-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1970
1971         * config/s390/s390.h: Make BRANCH_COST an option.
1972         * config/s390/s390.opt: New option -mbranch-cost.
1973
1974 2012-01-26  Richard Henderson  <rth@redhat.com>
1975
1976         Revert 2012-01-24 change:
1977         * trans-mem.c (requires_barrier): Do not instrument thread local
1978         variables and emit save/restore for them.
1979
1980 2012-01-25  Jakub Jelinek  <jakub@redhat.com>
1981
1982         PR middle-end/51986
1983         * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1984         for pat == 0.
1985
1986 2012-01-25  Richard Sandiford  <rdsandiford@googlemail.com>
1987
1988         * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1989         ASM_OPERANDS.
1990
1991 2012-01-25  Georg-Johann Lay  <avr@gjlay.de>
1992
1993         PR target/49868
1994         Rename __pgm to __flash.
1995         Rename __pgm1 to __flash1.
1996         Rename __pgm2 to __flash2.
1997         Rename __pgm3 to __flash3.
1998         Rename __pgm4 to __flash4.
1999         Rename __pgm5 to __flash5.
2000         Rename __pgmx to __memx.
2001         * doc/extend.texi (AVR Named Address Spaces)
2002         Rename address space names as indicated above.
2003         * config/avr/avr.c (avr_addrspace): Ditto.
2004
2005         * config/avr/avr-protos.h
2006         (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
2007         (avr_mem_pgm_p): Rename to avr_mem_flash_p.
2008         * config/avr/predicates.md: Ditto.
2009         * config/avr/avr.c Ditto, and
2010         (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
2011         (avr_decl_pgm_p): Rename to avr_decl_flash_p.
2012
2013         * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
2014         (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
2015         (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
2016         (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
2017         (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
2018         (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
2019         (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
2020         * config/avr/avr.c: Ditto.
2021         * config/avr/avr.md: Ditto.
2022
2023 2012-01-25  Jason Merrill  <jason@redhat.com>
2024
2025         PR c++/51992
2026         * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
2027
2028 2012-01-25  Jakub Jelinek  <jakub@redhat.com>
2029
2030         PR tree-optimization/51987
2031         * tree-data-ref.c (get_references_in_stmt): Handle references in
2032         non-volatile GIMPLE_ASM.
2033
2034 2012-01-25  Richard Guenther  <rguenther@suse.de>
2035
2036         * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
2037         bases are dereferenced.
2038
2039 2012-01-25  Andrey Belevantsev  <abel@ispras.ru>
2040
2041         PR rtl-optimization/48374
2042         * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
2043
2044 2012-01-25  Andrey Belevantsev  <abel@ispras.ru>
2045
2046         * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
2047         compute_data_dependences_for_loop returns false.
2048         * tree-parloops.c (loop_parallel_p): Likewise.
2049
2050 2012-01-25  Richard Guenther  <rguenther@suse.de>
2051
2052         * tree.h (get_pointer_alignment_1): Declare.
2053         * builtins.c (get_pointer_alignment_1): New function.
2054         (get_pointer_alignment): Use it.
2055
2056 2012-01-25  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2057
2058         PR rtl-optimization/48308
2059         * combine.c (enum undo_kind): Add UNDO_LINKS.
2060         (struct undo): Add member l to other_contents and where.
2061         (do_SUBST_LINK): New.
2062         (SUBST_LINK): New.
2063         (try_combine): Handle LOG_LINKS for the dummy i1 case.
2064         (undo_all): Handle UNDO_LINKS.
2065
2066 2012-01-25  Richard Henderson  <rth@redhat.com>
2067
2068         * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
2069         mem inputs.
2070
2071 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
2072
2073         * optabs.c (gen_atomic_test_and_set): Use each argument.
2074
2075 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
2076
2077         * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2078         (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2079         (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2080         (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2081         (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2082         TARGET_PAIRED_SINGLE_FLOAT.
2083
2084 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
2085
2086         * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2087         (in_struct, return_val): Remove MEM documentation.
2088         * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2089         (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2090         (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2091         and MEM_SCALAR.
2092         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2093         * cfgexpand.c (add_alias_set_conflicts): Likewise.
2094         * expr.c (store_field): Likewise.
2095         * function.c (assign_stack_temp_for_type): Likewise.
2096         * ifcvt.c (noce_try_cmove_arith): Likewise.
2097         * reload1.c (reload): Likewise.
2098         * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2099         (alpha_set_memflags): Likewise.
2100         * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2101
2102 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
2103
2104         * rtl.h (true_dependence, canon_true_dependence): Remove varies
2105         parameter.
2106         * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2107         (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2108         (true_dependence_1, true_dependence, canon_true_dependence): Remove
2109         varies parameter.
2110         * cselib.c (cselib_rtx_varies_p): Delete.
2111         (cselib_invalidate_mem): Update call to canon_true_dependence.
2112         * dse.c (record_store, check_mem_read_rtx): Likewise.
2113         (scan_reads_nospill): Likewise.
2114         * cse.c (check_dependence): Likewise.
2115         (cse_rtx_varies_p): Delete.
2116         * expr.c (safe_from_p): Update call to true_dependence.
2117         * ira.c (validate_equiv_mem_from_store): Likewise.
2118         (memref_referenced_p): Likewise.
2119         * postreload-gcse.c (find_mem_conflicts): Likewise.
2120         * sched-deps.c (sched_analyze_2): Likewise.
2121         * store-motion.c (load_kills_store): Likewise.
2122         * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2123         * gcse.c (mems_conflict_for_gcse_p): Likewise.
2124         (compute_transp): Update call to canon_true_dependence.
2125
2126 2012-01-25  Richard Henderson  <rth@redhat.com>
2127
2128         * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2129         (maybe_emit_atomic_test_and_set): New.
2130         (expand_sync_lock_test_and_set): Use it.
2131         (expand_atomic_test_and_set): Likewise.
2132         * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2133         the implementation; clarify implementation defined details.
2134         * doc/md.texi (atomic_test_and_set): Document.
2135
2136 2012-01-25  Richard Henderson  <rth@redhat.com>
2137
2138         * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2139
2140 2012-01-25  Richard Henderson  <rth@redhat.com>
2141
2142         PR target/51968
2143         * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2144         to effect no-op split.
2145
2146 2012-01-24  Aldy Hernandez  <aldyh@redhat.com>
2147
2148         PR lto/51698
2149         * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2150         (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2151         (BT_FN_VOID_PTR_INT_SIZE): New.
2152         (BT_FN_UINT_UINT_VAR): Remove.
2153         (BT_FN_UINT32_UINT32_VAR): New.
2154         (BT_FN_DOUBLE_VPTR): Remove.
2155         (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2156
2157         * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2158         (_ITM_changeTransactionMode): Same.
2159         (_ITM_memmoveRtWt): Change return type to void.
2160         (_ITM_memcpyRtWt): Same.
2161         (_ITM_memsetW): Same.
2162         (_ITM_RaRD): Change types to double.
2163         (_ITM_RD): Same.
2164         (_ITM_RaWD): Same.
2165         (_ITM_RfWD): Same.
2166
2167         * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2168
2169 2012-01-24  Aldy Hernandez  <aldyh@redhat.com>
2170             Patrick Marlier  <patrick.marlier@gmail.com>
2171
2172         * trans-mem.c (requires_barrier): Do not instrument thread local
2173         variables and emit save/restore for them.
2174
2175 2012-01-24  Jason Merrill  <jason@redhat.com>
2176
2177         PR c++/51812
2178         * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2179         output static aliases.
2180
2181 2012-01-24  Jakub Jelinek  <jakub@redhat.com>
2182
2183         PR driver/47249
2184         * common.opt (-pie, -shared, pie, shared): Change from Common to
2185         Driver.
2186         * gcc.c (display_help): Display help for -pie and -shared.
2187
2188 2012-01-24  Georg-Johann Lay  <avr@gjlay.de>
2189
2190         PR target/49868
2191         * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2192         Remove note on size/offset limitation.
2193         (AVR Variable Attributes): Add example how to read data located
2194         with progmem.  Refer to named address spaces.
2195         * doc/invoke.texi (AVR Options): Fix typo.
2196
2197 2012-01-24  Richard Guenther  <rguenther@suse.de>
2198
2199         Forward-port to trunk
2200         2010-09-21  Jakub Jelinek  <jakub@redhat.com>
2201
2202         PR middle-end/45678
2203         * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2204         op0 isn't sufficiently aligned and there is movmisalignM
2205         insn for mode, use it to load op0 into a temporary register.
2206
2207 2012-01-24  Jakub Jelinek  <jakub@redhat.com>
2208
2209         PR target/51957
2210         * target.def (const_not_ok_for_debug_p): New hook.
2211         * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2212         documentation.
2213         * doc/tm.texi: Regenerated.
2214         * dwarf2out.c (const_ok_for_output_1): If
2215         targetm.const_not_ok_for_debug_p returns true, fail.
2216         * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2217         function.
2218         (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2219
2220 2012-01-23  Kai Tietz  <ktietz@redhat.com>
2221
2222         PR target/51900
2223         * config/i386/predicates.md (symbolic_operand): Allow
2224         UNSPEC_PCREL as PIC expression for lea.
2225         * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2226         * config/i386/i386.c (ix86_delegitimize_address): Handle
2227         UNSPEC_PCREL for none-MEM, too.
2228
2229 2012-01-23  Aldy Hernandez  <aldyh@redhat.com>
2230
2231         * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2232         (ipa_tm_create_version_alias): Same.
2233
2234 2012-01-23  Uros Bizjak  <ubizjak@gmail.com>
2235
2236         PR libitm/51830
2237         * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2238         * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2239
2240 2012-01-23  Aldy Hernandez  <aldyh@redhat.com>
2241             Patrick Marlier  <patrick.marlier@gmail.com>
2242             Iain Sandoe  <developer@sandoe-acoustics.co.uk>
2243
2244         PR lto/51916
2245         * lto-wrapper.c (run_gcc): Pass the LTO section name to
2246         simple_object_start_read.
2247
2248 2012-01-23  Richard Guenther  <rguenther@suse.de>
2249
2250
2251         PR tree-optimization/51895
2252         * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2253         parameter decomposition into BLKmode components.
2254
2255 2012-01-23  Eric Botcazou  <ebotcazou@adacore.com>
2256
2257         * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2258         fake variables for restrict-qualified pointers whose pointed-to type
2259         contains a placeholder.
2260
2261 2012-01-23  Richard Guenther  <rguenther@suse.de>
2262
2263         PR tree-optimization/51949
2264         * ipa-split.c (execute_split_functions): Do not split malloc functions.
2265
2266 2012-01-23  Jakub Jelinek  <jakub@redhat.com>
2267
2268         PR rtl-optimization/51933
2269         * ree.c (transform_ifelse): Return true right away if dstreg is
2270         already wider or equal to cand->mode.
2271         (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2272         (make_defs_and_copies_lists): Remove defs_list and copies_list
2273         arguments, add state argument, just truncate state->work_list
2274         instead of always allocating and freeing the vector.  Assert that
2275         get_defs succeeds instead of returning 2.  Changed return type to bool.
2276         (merge_def_and_ext): Add state argument.  If SET_DEST doesn't
2277         have ext_src_mode, see if it has been modified already with the
2278         right kind of extension and has been extended before from the
2279         ext_src_mode.  If SET_DEST is already wider or equal to cand->mode,
2280         just return true.  Remember the original mode in state->modified array.
2281         (combine_reaching_defs): Add state argument.  Don't allocate and
2282         free here def_list, copied_list and vec vectors, instead just
2283         VEC_truncate the vectors in *state.  Don't handle outcome == 2 here.
2284         (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2285         Add state variable, clear vectors in it, initialize state.modified
2286         if needed.  Free all the vectors at the end and state.modified too.
2287         Don't skip a candidate if the extension expression has been modified.
2288
2289 2012-01-22  Douglas B Rupp  <rupp@gnat.com>
2290
2291         PR target/47096
2292         * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2293          configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2294         (extra_options) interix.opt -> i386/interix.opt"
2295         (extra_objs):Add winnt-stubs.o
2296         * configure.ac: Add interix to target_os .comm on PE check.
2297         * configure: Regenerate.
2298         * config/interix3.h: Delete and move bits to..
2299         * config/interix.h: Delete and move bits to..
2300         * config/i386/i386-interix3.h: Delete and move bits to..
2301         * config/i386/i386-interix.h: ..here.
2302         (TARGET_CPU_DEFAULT): Remove redefinition.
2303         (TARGET_ASM_CONSTRUCTOR): Undefine.
2304         (SUBTARGET_SWITCHES): Define for ms-bitfields.
2305         (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2306         (PTRDIFF_TYPE): Define.
2307         (LONG_DOUBLE_TYPE_SIZE): Define.
2308         (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2309         (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2310         (TARGET_SECTION_TYPE_FLAGS): Define.
2311         (ASM_DECLARE_FUNCTION_NAME): Define.
2312         (ASM_OUTPUT_EXTERNAL): Define.
2313         (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2314         (ASM_OUTPUT_ALIGNED_BSS): Define.
2315         (PCC_BITFIELD_TYPE_MATTERS): Define.
2316         (USE_CONST_SECTION): Define.
2317         (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2318         (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2319         (SUPPORTS_ONE_ONLY): Remove.
2320         (I386_PE_STRIP_ENCODING): Define.
2321         * config/interix.opt: Delete and move bits to..
2322         * config/i386/interix.opt: ..here. New.
2323         (mpe-aligned-commons): Add.
2324         * config/i386/t-interix: Add copyright header.
2325         (winnt-stubs.o): Add rule.
2326
2327 2012-01-22  Jason Merrill  <jason@redhat.com>
2328
2329         PR c++/51832
2330         * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2331         for extra name aliases.
2332
2333 2012-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2334
2335         PR rtl-optimization/51924
2336         * ree.c (combine_set_extension): Improve debugging message.
2337         (combine_reaching_defs): Likewise.
2338         (get_defs): Rename confusingly named variable.
2339         (find_and_remove_re): Skip a candidate if the extension expression has
2340         been modified.
2341
2342 2012-01-21  Robert Millan  <rmh@gnu.org>
2343             Gerald Pfeifer  <gerald@pfeifer.com>
2344
2345         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2346         (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2347
2348 2012-01-20  Jakub Jelinek  <jakub@redhat.com>
2349
2350         PR tree-optimization/51914
2351         * tree-vect-stmts.c (vectorizable_conversion): For
2352         cvt_type && modifier == WIDEN, put temporary with cvt_type
2353         at the beginning of vec_dsts and set vec_dest to temporary
2354         with vectype_out.
2355
2356 2012-01-20  Eric Botcazou  <ebotcazou@adacore.com>
2357
2358         * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2359
2360 2011-01-20  Tijl Coosemans  <tijl@coosemans.org>
2361
2362         * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2363         * config/rs6000/rs6000.c: Likewise.
2364
2365 2012-01-20  Jakub Jelinek  <jakub@redhat.com>
2366
2367         PR target/51915
2368         * config/arm/arm.c (arm_count_output_move_double_insns): Call
2369         output_move_double on a copy of operands array.
2370
2371 2012-01-20  Cary Coutant  <ccoutant@google.com>
2372             Dodji Seketeli  <dodji@redhat.com>
2373
2374         PR debug/45682
2375         * dwarf2out.c (copy_declaration_context): Return ref to parent
2376         of declaration DIE, if necessary.
2377         (remove_child_or_replace_with_skeleton): Add new parameter; update
2378         caller.  Place skeleton DIE under parent DIE of original declaration.
2379         Move call to copy_declaration_context to here ...
2380         (break_out_comdat_types): ... from here.
2381
2382 2012-01-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2383
2384         PR rtl-optimization/51856
2385         * reload.c (find_reloads_subreg_address): Set the address_reloaded
2386         flag to reloaded.
2387
2388 2012-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2389
2390         PR target/51819
2391         * config/arm/arm.c (arm_print_operand): Correct output of alignment
2392         hints for neon loads and stores.
2393
2394 2012-01-20  Georg-Johann Lay  <avr@gjlay.de>
2395
2396         PR target/49868
2397         PR target/50887
2398         * doc/extend.texi (Named Address Spaces): Split into subsections.
2399         (AVR Named Address Spaces): New subsection.
2400         (M32C Named Address Spaces): New subsection.
2401         (RL78 Named Address Spaces): New subsection.
2402         (SPU Named Address Spaces): New subsection.
2403         (Variable Attributes): New anchor "AVR Variable Attributes".
2404         (AVR Variable Attributes): Rewrite and avoid wording
2405         "address space" in this context.
2406         * doc/invoke.texi (AVR Options): Rewrite and add documentation
2407         for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2408         (AVR Built-in Macros): New subsubsection therein.
2409         * doc/md.texi (AVR constraints): Remove "C04", "R".
2410
2411 2012-01-20  Richard Guenther  <rguenther@suse.de>
2412
2413         PR tree-optimization/51903
2414         * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2415         when removing stmts.
2416
2417 2012-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2418
2419         PR target/50313
2420         * config/arm/arm.c (arm_load_pic_register): Use
2421         gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2422         , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2423         (arm_pic_static_addr): Likewise.
2424         (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2425         (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2426         * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2427         (pic_load_addr_unified): New.
2428
2429 2012-01-20  Andrey Belevantsev  <abel@ispras.ru>
2430
2431         PR target/51106
2432         * function.c (instantiate_virtual_regs_in_insn): Use
2433         delete_insn_and_edges when removing a wrong asm insn.
2434
2435 2012-01-19  Vladimir Makarov  <vmakarov@redhat.com>
2436
2437         PR rtl-optimization/40761
2438         * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2439         Add new member loop_num.
2440         (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2441         (ira_build): Remove the parameter.
2442
2443         * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2444         (ira.c): Do not build CFG loops for one region allocation.  Remove
2445         argument from ira_build call.
2446
2447         * ira-build.c (init_loop_tree_node): New function.
2448         (create_loop_tree_nodes): Use it.  Separate the case when CFG
2449         loops are not built.
2450         (more_one_region_p): Check current_loops.
2451         (finish_loop_tree_nodes): Separate the case when CFG loops are not
2452         built.
2453         (add_loop_to_tree): Process loop equal to NULL too.
2454         (form_loop_tree): Separate the case when CFG loops are not built.
2455         Use explicitly number for the root.
2456         (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2457         an assertion.
2458         (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2459         instead of loop->num.
2460         (mark_loops_for_removal): Ditto.  Use loop_num instead of loop->num.
2461         (mark_all_loops_for_removal): Ditto.
2462         (remove_unnecessary_regions): Separate the case when CFG loops
2463         are not built.
2464         (ira_build): Remove the parameter.  Use explicit number of regions
2465         when CFG loops are not built.
2466
2467         * ira-color.c (print_loop_title): Separate the case for the root node.
2468         Use loop_num instead of loop->num.
2469         (move_spill_restore): Use loop_num instead of loop->num.
2470
2471         * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2472         (change_loop): Ditto.
2473         (change_loop): Use loop_num instead of loop->num.
2474
2475         * ira-lives.c (process_bb_node_lives): Ditto.
2476
2477         * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2478
2479         * ira-conflicts.c (print_allocno_conflicts): Ditto.
2480
2481 2012-01-19  Jakub Jelinek  <jakub@redhat.com>
2482
2483         PR libmudflap/40778
2484         * tree-mudflap.c (mf_artificial): New function.
2485         (execute_mudflap_function_ops, execute_mudflap_function_decls,
2486         mx_register_decls, mudflap_enqueue_decl): Use it.
2487
2488         PR target/51876
2489         * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2490         numbers in the insn pattern.
2491
2492 2012-01-19  Michael Matz  <matz@suse.de>
2493
2494         PR tree-optimization/46590
2495         * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2496         use it in remembering which conflicts we already created.
2497         (add_scope_conflicts): Adjust call to above, (de)allocate helper
2498         bitmap.
2499
2500 2012-01-19  Aldy Hernandez  <aldyh@redhat.com>
2501
2502         PR lto/51280
2503         * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2504         (merge_and_complain): Same.
2505
2506 2012-01-19  Jakub Jelinek  <jakub@redhat.com>
2507
2508         PR bootstrap/50237
2509         * config/initfini-array.h: Guard content of the header
2510         with #ifdef HAVE_INITFINI_ARRAY.
2511         * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2512         Add initfini-array.h to tm_file here.
2513         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2514         * config.gcc: Don't add initfini-array.h to tm_file here.
2515         * configure: Regenerated.
2516
2517 2012-01-19  Andrey Belevantsev  <abel@ispras.ru>
2518
2519         PR rtl-optimization/51505
2520         * df-problems.c (df_kill_notes): New parameter live. Update comment.
2521         Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2522         (df_note_bb_compute): Update the call to df_kill_notes.
2523
2524 2012-01-18  Aldy Hernandez  <aldyh@redhat.com>
2525
2526         * trans-mem.c (requires_barrier): Remove call to is_global_var.
2527
2528 2012-01-18  Richard Guenther  <rguenther@suse.de>
2529
2530         * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2531         of conversions to void *.
2532
2533 2012-01-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2534             Richard Sandiford  <rdsandiford@googlemail.com>
2535
2536         PR middle-end/50325
2537         PR middle-end/51192
2538         * optabs.h (simplify_expand_binop): Declare.
2539         * optabs.c (simplify_expand_binop): Make global.
2540         * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2541         endian targets if the source cannot be exactly covered by word
2542         mode chunks.
2543
2544 2012-01-17  Jakub Jelinek  <jakub@redhat.com>
2545
2546         PR bootstrap/51872
2547         * hard-reg-set.h (struct hard_reg_set_container): New type.
2548         * target.h (struct hard_reg_set_container): Forward declare.
2549         * target.def (set_up_by_prologue): New target hook.
2550         * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2551         * doc/tm.texi: Regenerated.
2552         * function.c (thread_prologue_and_epilogue_insns): Change
2553         set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2554         Call targetm.set_up_by_prologue on it.
2555         * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2556         (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2557
2558 2012-01-17  Nick Clifton  <nickc@redhat.com>
2559
2560         * config/rx/rx.c (rx_can_use_simple_return): New function.
2561         * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2562         * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2563
2564 2012-01-17  Richard Guenther  <rguenther@suse.de>
2565
2566         PR middle-end/51782
2567         * expr.c (expand_assignment): Take address-space information
2568         from the address operand of MEM_REF and TARGET_MEM_REF.
2569         (expand_expr_real_1): Likewise.
2570
2571 2012-01-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2572
2573         * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2574         reload dump is requested.
2575
2576 2012-01-17  Aldy Hernandez  <aldyh@redhat.com>
2577
2578         PR other/51165
2579         * trans-mem.c (requires_barrier): Call may_be_aliased.
2580
2581 2012-01-17  Jakub Jelinek  <jakub@redhat.com>
2582
2583         PR tree-optimization/51877
2584         * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2585         call arguments and fndecls compare equal, instead return false if they
2586         don't.  Return true only if lhs1 and lhs2 are either both NULL, or
2587         both SSA_NAMEs that are valueized the same, or they satisfy
2588         operand_equal_p.
2589
2590 2012-01-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2591
2592         * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2593         Solaris 11+.
2594         * configure: Regenerate.
2595
2596 2012-01-16  Jan Hubicka  <jh@suse.cz>
2597
2598         PR c/12245
2599         PR c++/14179
2600         * convert.c (convert_to_integer): Use fold_convert for
2601         converting an INTEGER_CST to integer type.
2602
2603 2012-01-16  Jason Merrill  <jason@redhat.com>
2604
2605         PR c++/14179
2606         * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2607
2608 2012-01-16  Jakub Jelinek  <jakub@redhat.com>
2609
2610         PR bootstrap/51860
2611         * config/s390/s390.c (s390_chunkify_start): Don't skip
2612         call insns followed by NOTE_INSN_CALL_ARG_LOCATION note.  Skip
2613         NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2614         If insn is followed by NOTE_INSN_VAR_LOCATION or
2615         NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2616         Don't use location of note insns.
2617
2618         PR tree-optimization/51865
2619         * tree-inline.c (tree_function_versioning): Call remap_decl
2620         on DECL_RESULT whenever it has VOID_TYPE_P type.
2621
2622 2012-01-15  Richard Sandiford  <rdsandiford@googlemail.com>
2623
2624         * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2625         for calls to locally-binding MIPS16 functions if only the return
2626         type uses float regs.
2627
2628 2012-01-15  Chung-Lin Tang  <cltang@codesourcery.com>
2629             Richard Sandiford  <rdsandiford@googlemail.com>
2630
2631         * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2632         (SYMBOL_32_HIGH): Likewise.
2633         (mips_output_tls_reloc_directive): Declare.
2634         * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2635         (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2636         * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2637         (mips_lo_relocs, mips_hi_relocs): Make extern.
2638         (mips16_stub_function): Move up file.
2639         (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2640         (mips_symbolic_constant_p): Likewise.  Remove SYMBOL_32_HIGH too.
2641         (mips_symbol_insns_1): Likewise.  Check mips_use_pcrel_pool_p.
2642         (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2643         SYMBOL_FORCE_TO_MEM.  Only check mips_tls_symbol_ref_1 if it's false.
2644         (mips_get_tp): Add MIPS16 support.
2645         (mips_legitimize_tls_address): Remove MIPS16 sorry().
2646         Generalize DTPREL and TPREL handling.
2647         (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2648         Add MIPS16 TLS support.
2649         (mips_output_tls_reloc_directive): New function.
2650         (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2651         * config/mips/predicates.md (symbolic_operand_with_high)
2652         (tls_reloc_operand): New predicates.
2653         (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2654         * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2655         (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2656         (*unshifted_high): New instruction.  Use it for MIPS16 high splitter.
2657         (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2658         (*tls_get_tp_mips16_call_<mode>): Likewise.
2659
2660 2012-01-15  Uros Bizjak  <ubizjak@gmail.com>
2661
2662         PR rtl-optimization/51821
2663         * recog.c (peep2_find_free_register): Determine clobbered registers
2664         from insn pattern.
2665
2666 2012-01-14  Denis Chertykov  <chertykov@gmail.com>
2667
2668         PR target/50925
2669         * config/avr/avr-protos.h: Revert change of 2012-01-09.
2670         * config/avr/avr.c: Likewise.
2671         * config/avr/avr.h: Likewise.
2672
2673 2012-01-13  Ian Lance Taylor  <iant@google.com>
2674
2675         PR c++/50012
2676         * tree.h (TYPE_QUALS): Add cast to int.
2677         (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2678
2679 2012-01-13  Ian Lance Taylor  <iant@google.com>
2680
2681         * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2682         comparing param_index to VEC_length result.
2683
2684 2012-01-13  Steven Bosscher  <steven@gcc.gnu.org>
2685
2686         * c-decl.c: Do not include tree-mudflap.h
2687         * tree-optimize.c: Likewise.
2688         * Makefile.in: Update dependencies.
2689
2690 2012-01-13  Richard Guenther  <rguenther@suse.de>
2691
2692         PR middle-end/8081
2693         * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2694         variable-sized result always use RSO.
2695
2696 2012-01-12  DJ Delorie  <dj@redhat.com>
2697
2698         * cfgexpand.c (convert_debug_memory_address): Allow any valid
2699         pointer type, not just the default pointer type.
2700
2701 2012-01-09  Richard Henderson  <rth@redhat.com>
2702             Denis Chertykov  <chertykov@gmail.com>
2703
2704         PR target/50925
2705         * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2706         * config/avr/avr.c (avr_can_eliminate): Simplify.
2707         (avr_initial_elimination_offset): Likewise.
2708         (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2709         (expand_epilogue): Likewise.
2710         (avr_legitimize_address): Gut.
2711         (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2712         (avr_hard_regno_nregs): New.
2713         (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2714         (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2715         * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2716         add soft frame pointer.
2717         (CALL_USED_REGISTERS): Likewise.
2718         (REG_CLASS_CONTENTS): Likewise.
2719         (REGISTER_NAMES): Likewise.
2720         (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2721         (HARD_FRAME_POINTER_REGNUM): New.
2722         (FRAME_POINTER_REGNUM): Use soft frame pointer.
2723         (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2724         remove the HARD_FRAME_POINTER self-elimination.
2725
2726 2012-01-12  Georg-Johann Lay  <avr@gjlay.de>
2727
2728         PR target/51756
2729         * config/avr/avr.c (avr_encode_section_info): Test for absence of
2730         DECL_EXTERNAL when checking for initializers of progmem variables.
2731
2732 2012-01-12  Ira Rosen  <irar@il.ibm.com>
2733
2734         PR tree-optimization/51799
2735         * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2736         that the last operation is a type demotion.
2737
2738 2012-01-12  Uros Bizjak  <ubizjak@gmail.com>
2739
2740         * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2741         (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2742
2743 2012-01-11  Jakub Jelinek  <jakub@redhat.com>
2744
2745         PR bootstrap/51796
2746         * combine.c (distribute_notes): If i3 is a noreturn call,
2747         allow old_size to be equal to args_size and make sure the
2748         noreturn call gets REG_ARGS_SIZE note.
2749         * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2750         on noreturn calls even when the delta is 0.
2751
2752 2012-01-11  Nathan Sidwell  <nathan@acm.org>
2753
2754         * gcov.c (STRING_SIZE): Remove.
2755         (generate_results): Erase annotations for source files with no
2756         coverage information.
2757         (read_line): New.
2758         (output_lines): Use it.
2759
2760 2012-01-11  Eric Botcazou  <ebotcazou@adacore.com>
2761
2762         * gimple.h (gimplify_body): Remove first argument.
2763         * gimplify.c (copy_if_shared): Add DATA argument.  Do not create the
2764         pointer set here, instead just pass DATA to walk_tree.
2765         (unshare_body): Remove BODY_P argument and adjust.  Create the pointer
2766         set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2767         (unvisit_body): Likewise, but with unmark_visited.
2768         (gimplify_body): Remove BODY_P argument and adjust.
2769         (gimplify_function_tree): Adjust call to gimplify_body.
2770         * omp-low.c (finalize_task_copyfn): Likewise.
2771
2772 2012-01-11  Eric Botcazou  <ebotcazou@adacore.com>
2773
2774         * tree.h (build_function_decl_skip_args): Add boolean parameter.
2775         (build_function_type_skip_args): Delete.
2776         * tree.c (build_function_type_skip_args): Make static and add
2777         SKIP_RETURN parameter.  Fix thinko in the handling of variants.
2778         (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2779         pass it to build_function_type_skip_args.
2780         * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2781         (tree_function_versioning): Likewise.
2782         * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2783         build_function_decl_skip_args.
2784         * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2785         and pass it to build_function_decl_skip_args/tree_function_versioning.
2786         (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2787         * ipa-inline-transform.c (save_inline_function_body): Likewise.
2788         * trans-mem.c (ipa_tm_create_version): Likewise.
2789         * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2790         * tree-inline.c (declare_return_variable): Remove always-true test.
2791         (tree_function_versioning): Add SKIP_RETURN parameter.  If the function
2792         returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2793         * ipa-split.c (split_function): Skip the return value for the split
2794         part if it doesn't return.
2795
2796 2012-01-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2797
2798         PR tree-optimization/49642
2799         * ipa-split.c (forbidden_dominators): New variable.
2800         (check_forbidden_calls): New function.
2801         (dominated_by_forbidden): Likewise.
2802         (consider_split): Check for forbidden dominators.
2803         (execute_split_functions): Initialize and free forbidden
2804         dominators info; call check_forbidden_calls.
2805
2806 2012-01-11  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
2807
2808         * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2809
2810 2012-01-11  Nick Clifton  <nickc@redhat.com>
2811
2812         * config/rx/rx.md (return): Define pattern.
2813
2814 2012-01-11  Richard Guenther  <rguenther@suse.de>
2815
2816         * doc/extend.texi (malloc attribute): Adjust according to
2817         implementation.
2818
2819 2012-01-10  Aldy Hernandez  <aldyh@redhat.com>
2820             Patrick Marlier  <patrick.marlier@gmail.com>
2821
2822         PR middle-end/51516
2823         * trans-mem.c (get_cg_data): Traverse aliases if requested.
2824         (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2825         (ipa_tm_note_irrevocable): Same.
2826         (ipa_tm_scan_irr_block): Same.
2827         (ipa_tm_decrement_clone_counts): Same.
2828         (ipa_tm_scan_irr_function): Same.
2829         (ipa_tm_create_version_alias): Same.
2830         (ipa_tm_create_version): Same.
2831         (ipa_tm_transform_calls_redirect): Same.
2832         (ipa_tm_transform_calls): Same.
2833         (ipa_tm_transform_transaction): Same.
2834         (ipa_tm_execute): Same.
2835
2836 2012-01-10  Richard Guenther  <rguenther@suse.de>
2837
2838         PR middle-end/51806
2839         * opts.c (common_handle_option): Handle -Werror.
2840
2841 2012-01-10  Andreas Schwab  <schwab@linux-m68k.org>
2842
2843         * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2844         operand number.
2845
2846 2012-01-10  Jason Merrill  <jason@redhat.com>
2847
2848         * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2849         information.
2850
2851 2012-01-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2852
2853         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2854         supports R_386_TLS_GD_PLT reloc.
2855         (gcc_cv_as_ix86_tlsldmplt): Check if linker
2856         supports R_386_TLS_LDM_PLT reloc.
2857         * configure: Regenerate.
2858         * config.in: Regenerate.
2859
2860 2012-01-10  Georg-Johann Lay  <avr@gjlay.de>
2861
2862         PR target/49868
2863         Extend __pgmx semantics to linearize memory.
2864         * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2865         determine if code comes inline or from libgcc.
2866         (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2867         (movmem_qi, movmem_qi): Set constraint #2 to "n".
2868         (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2869         (movmemx_qi, movmemx_hi): New insns.
2870         (xload_<mode>_libgcc): Rewrite to new insn condition.
2871         (xload_<mode>): Remove insns.
2872         * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2873         cases that don't satisfy avr_xload_libgcc_p().
2874         (avr_addr_space_convert): Allow converting in any direction.
2875         (avr_addr_space_subset_p): Return always true.
2876         (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2877         (avr_emit_movmemhi): Ditto.
2878         (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2879         (avr_out_movmem): Ditto.
2880         (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2881         (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2882         (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2883         (avr_encode_section_info): Encode 'progmem' in symbol flags.
2884         (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2885
2886 2012-01-10  Richard Guenther  <rguenther@suse.de>
2887
2888         PR tree-optimization/50913
2889         * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2890         Require data-refs to be representable by Graphite with respect
2891         to any loop nest.
2892
2893 2012-01-10  Uros Bizjak  <ubizjak@gmail.com>
2894
2895         * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2896         * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2897
2898 2012-01-10  Tom de Vries  <tom@codesourcery.com>
2899
2900         PR rtl-optimization/51271
2901         * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2902         handling annulled branch.
2903
2904 2012-01-10  Richard Henderson  <rth@redhat.com>
2905
2906         * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2907         TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2908         struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2909         arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2910         arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2911         arm_expand_vec_perm_const): New.
2912         * config/arm/arm-protos.h: Update.
2913         * config/arm/neon.md (UNSPEC_VCONCAT): New.
2914         (*neon_vswp<VDQX>): New.
2915         (neon_vcombine<VDX>): Use neon_split_vcombine.
2916         (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2917         * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2918         (vec_perm<VE>): New.
2919
2920 2012-01-10  Richard Henderson  <rth@redhat.com>
2921
2922         * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2923         use it if reload_completed.
2924         (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2925         arm_output_asm_insn, arm_process_output_memory_barrier,
2926         arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2927         arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2928         arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2929         arm_process_output_sync_insn, arm_output_sync_insn,
2930         arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2931         (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2932         (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2933         (emit_unlikely_jump): New.
2934         (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2935         (arm_split_atomic_op): New.
2936         * config/arm/arm-protos.h: Update.
2937         * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2938         (struct arm_sync_generator): Remove.
2939         * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2940         VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2941         (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2942         (VUNSPEC_LL, VUNSPEC_SC): New.
2943         (sync_result, sync_memory, sync_required_value, sync_new_value,
2944         sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2945         (attr length): Don't use arm_sync_loop_insns.
2946         (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2947         (movsfcc, movdfcc): Likewise.
2948         * config/arm/constraints.md (Ua): New.
2949         * config/arm/prediates.md (mem_noofs_operand): New.
2950         (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2951         (sync_clobber, sync_t2_reqd): Remove.
2952         (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2953         (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2954         (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2955         (arm_sync_compare_and_swap<SIDI>): Remove.
2956         (arm_sync_compare_and_swap<NARROW>): Remove.
2957         (arm_sync_lock_test_and_set<SIDI>): Remove.
2958         (arm_sync_lock_test_and_set<NARROW>): Remove.
2959         (arm_sync_new_<syncop><SIDI>): Remove.
2960         (arm_sync_new_<syncop><NARROW>): Remove.
2961         (arm_sync_new_nand<SIDI>): Remove.
2962         (arm_sync_new_nand<NARROW>): Remove.
2963         (arm_sync_old_<syncop><SIDI>): Remove.
2964         (arm_sync_old_<syncop><NARROW>): Remove.
2965         (arm_sync_old_nand<SIDI>): Remove.
2966         (arm_sync_old_nand<NARROW>): Remove.
2967         (*memory_barrier): Merge arm_output_memory_barrier.
2968         (atomic_compare_and_swap<QHSD>): New.
2969         (atomic_compare_and_swap<NARROW>_1): New.
2970         (atomic_compare_and_swap<SIDI>_1): New.
2971         (atomic_exchange<QHSD>): New.
2972         (cas_cmp_operand, cas_cmp_str): New.
2973         (atomic_op_operand, atomic_op_str): New.
2974         (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2975         (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2976         (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2977         (arm_load_exclusive<NARROW>): New.
2978         (arm_load_exclusivesi, arm_load_exclusivedi): New.
2979         (arm_store_exclusive<QHSD>): New.
2980
2981 2012-01-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
2982
2983         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2984         reload patterns if -mvsx-scalar-memory.
2985
2986         * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2987         generated, even -mno-vsx-scalar-double was used.
2988         (vsx_xscvdpsp_scalar): Likewise.
2989         (vsx_xscvspdp_scalar2): Likewise.
2990
2991 2012-01-09  Tom de Vries  <tom@codesourcery.com>
2992             Andrew Pinski  <apinski@cavium.com>
2993
2994         PR debug/51471
2995         * reorg.c (fill_slots_from_thread): Don't speculate
2996         frame-related insns.
2997
2998 2012-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
2999
3000         * sched-int.h (bb_note): Move to...
3001         * basic-block.h: ...here.
3002         * haifa-sched.c (bb_note): Move to...
3003         * cfgrtl.c: ...here.
3004         * function.c (next_block_for_reg): New function.
3005         (move_insn_for_shrink_wrap): Likewise.
3006         (prepare_shrink_wrap): Rewrite to use the above.
3007
3008 2012-01-09  Aldy Hernandez  <aldyh@redhat.com>
3009
3010         * gimple.c (is_gimple_non_addressable): Remove.
3011         * gimple.h: Remove is_gimple_non_addressable.
3012         * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
3013         is_gimple_non_addressable.
3014         * trans-mem.c (expand_assign_tm): Same.
3015
3016 2012-01-09  Richard Guenther  <rguenther@suse.de>
3017
3018         PR tree-optimization/51775
3019         * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
3020         * tree-ssa-pre.c (eliminate): Properly fixup EH info.
3021
3022 2012-01-09  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
3023
3024         * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
3025         tuning parameters.
3026         * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
3027
3028 2012-01-09  Richard Guenther  <rguenther@suse.de>
3029
3030         * tree-streamer-out.c (write_ts_optimization): Fix spelling.
3031
3032 2012-01-08  Jan Hubicka  <jh@suse.cz>
3033
3034         PR tree-optimize/51680
3035         * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
3036         on when known_vals needs to be computed; cleanup.
3037
3038 2012-01-08  Jan Hubicka  <jh@suse.cz>
3039
3040         PR tree-optimize/51694
3041         * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
3042
3043 2012-01-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
3044
3045         * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
3046         for -std=c++98 and -std=c++11 too.
3047
3048 2012-01-08  Chung-Lin Tang  <cltang@codesourcery.com>
3049
3050         * cfgloop.c (cancel_loop): Add free() of bbs array.
3051
3052 2012-01-07  Jan Hubicka  <jh@suse.cz>
3053
3054         PR tree-optimization/51600
3055         * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
3056         that benefits small functions.
3057
3058 2012-01-07  Jan Hubicka  <jh@suse.cz>
3059
3060         * ipa-inline.c (want_inline_small_function_p): Fix formating.
3061
3062 2012-01-07  Jan Hubicka  <jh@suse.cz>
3063
3064         PR tree-optimization/51680
3065         * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
3066         whose inlining reduce unit size.
3067
3068 2012-01-07  Alexandre Oliva  <aoliva@redhat.com>
3069
3070         PR bootstrap/51725
3071         * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
3072         Add canonical node to containing_mem chain after the non-canonical
3073         one, even if there weren't any locs to propagate.
3074         (remove_useless_values): Keep only canonical values.
3075         (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
3076         (cselib_invalidate_mem): Likewise.  Ensure v is canonical, and
3077         canonicalize mem_chain elements that are not discarded.
3078
3079 2012-01-06  Jakub Jelinek  <jakub@redhat.com>
3080
3081         PR target/47333
3082         * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3083         before emitting functions.
3084
3085         PR gcov-profile/50127
3086         * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3087         clear_aux_for_blocks.
3088
3089 2012-01-06  Alexandre Oliva  <aoliva@redhat.com>
3090
3091         PR debug/51746
3092         * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3093
3094 2012-01-06  Arnaud Charlet  <charlet@adacore.com>
3095
3096         * c-decl.c (ext_block): Moved up.
3097         (collect_all_refs, for_each_global_decl): Take ext_block into account.
3098
3099 2012-01-06  Han Shen  <shenhan@google.com>
3100
3101         Translate built-in include paths for sysroot.
3102         * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3103         (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3104
3105         * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3106         GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3107
3108         * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3109         control whether sysroot should be prepended to gxx include dir.
3110
3111         * configure: Regenerate.
3112
3113 2012-01-06  Torvald Riegel  <triegel@redhat.com>
3114
3115         PR rtl-optimization/51771
3116         * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3117         * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3118
3119 2012-01-05  Eric Botcazou  <ebotcazou@adacore.com>
3120
3121         PR tree-optimization/51315
3122         * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3123         (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3124
3125 2012-01-05  Uros Bizjak  <ubizjak@gmail.com>
3126
3127         PR target/51681
3128         * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3129         for shrp pattern.  Correctly handle and fixup shift variable.
3130         Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3131
3132 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
3133
3134         PR debug/51762
3135         * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3136         note when !ACCUMULATE_OUTGOING_ARGS.
3137
3138 2012-01-05  Eric Botcazou  <ebotcazou@adacore.com>
3139
3140         * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3141         condition.
3142         (extract_range_from_unary_expr_1): Avoid useless computations.
3143
3144 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
3145
3146         PR rtl-optimization/51767
3147         * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3148         of jump_block and add an extra edge for degenerated asm gotos.
3149
3150         PR middle-end/51768
3151         * stmt.c (check_unique_operand_names): Don't ICE during error
3152         reporting if i is from labels chain.
3153
3154         PR middle-end/44777
3155         * profile.c (branch_prob): Split bbs that have exit edge
3156         and need a fake entry edge too.
3157
3158 2012-01-05  Jan Hubicka  <jh@suse.cz>
3159
3160         PR middle-end/49710
3161         * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3162         unlooping loops.
3163
3164 2012-01-05  Richard Guenther  <rguenther@suse.de>
3165
3166         PR lto/50490
3167         * tree-streamer-out.c (write_ts_optimization): New function.
3168         (streamer_write_tree_body): Call it.
3169         * tree-streamer-in.c (lto_input_ts_optimization): New function.
3170         (streamer_read_tree_body): Call it.
3171         * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3172
3173 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
3174
3175         PR middle-end/51761
3176         * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3177         * gimplify.c (gimplify_cleanup_point_expr): Save and set
3178         in_cleanup_point_expr before gimplify_stmt call and restore it
3179         afterwards.
3180         (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3181         in_cleanup_point_expr is false.
3182
3183 2012-01-05  Richard Guenther  <rguenther@suse.de>
3184
3185         PR middle-end/51764
3186         * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3187         to c.opt.
3188         * toplev.c (process_options): Reject combining mudflap and LTO.
3189         * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3190
3191 2012-01-05  Richard Guenther  <rguenther@suse.de>
3192
3193         PR tree-optimization/51760
3194         * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3195         not VARYING.
3196         (bit_value_unop): Handle UNDEFINED operands.
3197         (bit_value_binop): Likewise.
3198
3199 2012-01-05  Georg-Johann Lay  <avr@gjlay.de>
3200
3201         * config/avr/avr.c (avr_replace_prefix): Remove.
3202         (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3203         (avr_asm_function_rodata_section): Ditto.
3204         (avr_asm_select_section): Ditto.
3205
3206 2012-01-05  Marcus Shawcroft  <marcus.shawcroft@arm.com>
3207
3208         * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3209         insertion.
3210
3211 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
3212
3213         PR bootstrap/51648
3214         * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3215         calls that have any non-fake successor edges.
3216
3217         PR debug/51746
3218         * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3219
3220 2012-01-04  Eric Botcazou  <ebotcazou@adacore.com>
3221
3222         PR tree-optimization/51624
3223         * tree-sra.c (build_ref_for_model): When replicating a chain of
3224         COMPONENT_REFs, stop as soon as the offset would become negative.
3225
3226 2012-01-04  Jakub Jelinek  <jakub@redhat.com>
3227
3228         PR debug/51695
3229         * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3230         in .debug_loc on the floor.
3231
3232 2012-01-04  Andrew Pinski  <apinski@cavium.com>
3233
3234         * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3235
3236 2012-01-04  Andrew Pinski  <apinski@cavium.com>
3237             Adam Nemet  <anemet@caviumnetworks.com>
3238
3239         * config/mips/mips.md (size): Add SI and DI.
3240         (SIZE): New mode attribute.
3241         (U): New code attribute.
3242         * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3243         (mips_lbux_<mode>): Delete.
3244         (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3245         (mips_lhx): Use gen_mips_lhx_extsi.
3246         (mips_lhx_<mode>): Delete.
3247         (mips_lwx): Delete.
3248         (mips_l<size>x): New expand.
3249         (mips_lwx_<mode>): Delete.
3250         (mips_l<GPR:size>x_<P:mode>): New pattern.
3251         (*mips_lw<u>x_<P:mode>_ext): Likewise.
3252         * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3253         * config/mips/mips.c (mips_lx_address_p): New function.
3254         (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3255         (dsp64): New availability predicate.
3256         (mips_builtins): Add an entry for __builtin_mips_ldx.
3257         * config/mips/mips.h (ISA_HAS_LBX): New define.
3258         (ISA_HAS_LBUX): Likewise.
3259         (ISA_HAS_LHX): Likewise.
3260         (ISA_HAS_LHUX): Likewise.
3261         (ISA_HAS_LWX): Likewise.
3262         (ISA_HAS_LWUX): Likewise.
3263         (ISA_HAS_LDX): Likewise.
3264         * doc/extend.texi (__builtin_mips_ldx): Document.
3265
3266 2012-01-04  Tristan Gingold  <gingold@adacore.com>
3267
3268         * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3269         when long pointers are used.
3270         * config.build (*-*-*vms*): Handle all OpenVMS targets.
3271         (alpha64-dec-*vms*, alpha*-dec-*vms*)
3272         (ia64-hp-*vms*): Remove.
3273         * config/vms/xm-vms64.h: Delete.
3274
3275 2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
3276
3277         PR middle-end/51472
3278         * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3279
3280 2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
3281
3282         * opts.c (finish_options): Remove duplicate sorry.
3283
3284 2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
3285
3286         PR middle-end/51696
3287         * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3288         correctly.
3289
3290 2012-01-04  Richard Guenther  <rguenther@suse.de>
3291
3292         PR middle-end/51750
3293         * tree.c (size_low_cst): New function.
3294         * tree.h (size_low_cst): Declare.
3295         * fold-const.c (fold_comparison): Use it to extract the low
3296         part of the POINTER_PLUS_EXPR offset.
3297
3298 2012-01-04  Georg-Johann Lay  <avr@gjlay.de>
3299
3300         Fix clearing ZERO_REG
3301         * config/avr/avr.md (cc): Add alternative "ldi".
3302         (movqi_insn): Use it in cc attribute.
3303         * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3304         (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3305         (output_reload_insisf): Use ZERO_REG to pre-clear register.
3306
3307 2012-01-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3308
3309         * configure: Regenerate.
3310
3311 2012-01-04  Richard Guenther  <rguenther@suse.de>
3312
3313         PR tree-optimization/49651
3314         * tree-ssa-structalias.c (type_can_have_subvars): New function.
3315         (var_can_have_subvars): Use it.
3316         (get_constraint_for_1): Only consider subfields if there can be any.
3317
3318 2012-01-03  Jakub Jelinek  <jakub@redhat.com>
3319
3320         PR bootstrap/51725
3321         * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3322         to its new canonical_cselib_val and the cselib_val was in
3323         first_containing_mem chain, but the canonical_cselib_val was not,
3324         add the latter into the chain.
3325         (cselib_invalidate_mem): Compare canonical_cselib_val of
3326         addr_list chain elt with v.
3327
3328         PR pch/51722
3329         * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3330         dwarf2out_undef): Allocate e.info using ggc_strdup instead
3331         of xstrdup.
3332         (output_macinfo_op): Don't ggc_strdup fd->filename.
3333         (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3334         then ggc_strdup it.  Don't free inc->info or cur->info.
3335         (output_macinfo): Don't free ref->info or file->info.
3336
3337 2012-01-03  Ira Rosen  <irar@il.ibm.com>
3338
3339         PR tree-optimization/51269
3340         * tree-vect-loop-manip.c (set_prologue_iterations): Make
3341         first_niters a pointer.
3342         (slpeel_tree_peel_loop_to_edge): Likewise.
3343         (vect_do_peeling_for_loop_bound): Update call to
3344         slpeel_tree_peel_loop_to_edge.
3345         (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3346         here.  Remove it from the parameters list.
3347         (vect_do_peeling_for_alignment): Update calls and compute
3348         wide_prolog_niters.
3349
3350 2012-01-03  Richard Guenther  <rguenther@suse.de>
3351
3352         PR tree-optimization/51070
3353         * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3354         Properly handle calls.
3355
3356 2012-01-03  Richard Guenther  <rguenther@suse.de>
3357
3358         PR tree-optimization/51692
3359         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3360         the LHS of allocation stmts.
3361
3362 2012-01-03  Olivier Hainque  <hainque@adacore.com>
3363
3364         * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3365
3366 2012-01-03  Olivier Hainque  <hainque@adacore.com>
3367
3368         * collect2.c (main): In AIX specific computations for vector
3369         insertions, use CONST_CAST2 to cast from char ** to const char **.
3370
3371 2012-01-03  Richard Guenther  <rguenther@suse.de>
3372
3373         PR debug/51650
3374         * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3375         the context of a limbo DIE when it does not already exist.
3376
3377 2012-01-03  Jakub Jelinek  <jakub@redhat.com>
3378
3379         PR tree-optimization/51719
3380         * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3381         but direct call is, clear direct call's lhs and don't add fallthrough
3382         edge from dcall_bb to join_bb and PHIs.
3383
3384 2012-01-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3385
3386         * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3387         the instructions emitted by the pattern.
3388         ("*TDC_insn_<mode>"): Add comment.
3389
3390 2012-01-03  Richard Guenther  <rguenther@suse.de>
3391
3392         PR middle-end/51730
3393         * fold-const.c (fold_comparison): Properly canonicalize
3394         tree offset and HOST_WIDE_INT bit position.
3395
3396 2012-01-02  Uros Bizjak  <ubizjak@gmail.com>
3397
3398         * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3399         operands for extzv pattern.
3400
3401 2012-01-02  Jakub Jelinek  <jakub@redhat.com>
3402
3403         PR bootstrap/51725
3404         * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3405         on mem_elt first.
3406
3407 2012-01-02  Sandra Loosemore  <sandra@codesourcery.com>
3408
3409         * doc/invoke.texi (-flto and related options): Copy-edit.
3410
3411 2012-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
3412
3413         * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3414
3415 2012-01-02  Jakub Jelinek  <jakub@redhat.com>
3416
3417         * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3418         New patterns.
3419
3420 2012-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
3421
3422         * expr.h (move_by_pieces_ninsns): Declare.
3423         * expr.c (move_by_pieces_ninsns): Make external.
3424         * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3425         (mips_store_by_pieces_p): Likewise.
3426         * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3427         (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3428         * config/mips/mips.c (mips_move_by_pieces_p): New function.
3429         (mips_store_by_pieces_p): Likewise.
3430
3431 2012-01-02  Jakub Jelinek  <jakub@redhat.com>
3432
3433         * passes.c (register_one_dump_file): Free full_name.
3434
3435         * reload1.c (reload): Don't allocate reg_max_ref_width here.
3436         (calculate_elim_costs_all_insns): Free offsets_at and
3437         offsets_known_at at the end and clear the pointers.
3438
3439 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
3440
3441         * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3442         this option introduced in r180739.
3443
3444 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
3445
3446         PR target/51345
3447         * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3448         (tmake_file target=avr): Add avr/t-multilib.
3449
3450         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3451         to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3452         * config/avr/genmultilib.awk: New file.
3453         * config/avr/t-multilib: New auto-generated file.
3454         * config/avr/multilib.h: New auto-generated file.
3455         * config/avr/t-avr (AVR_MCUS): New variable.
3456         (genopt.sh): Use it.
3457         (s-mlib): Depend on t-multilib.
3458         (t-multilib, multilib.h): New dependencies.
3459         (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3460         (MULTILIB_OPTIONS): Remove.
3461         (MULTILIB_MATCHES): Remove.
3462         (MULTILIB_DIRNAMES): Remove.
3463         (MULTILIB_EXCEPTIONS): Remove:
3464         * config/avr/genopt.sh: Don't use hard coded file name;
3465         pass AVR_MCUS from t-avr instead.
3466
3467 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
3468
3469         * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3470
3471 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
3472
3473         Implement light-weight DImode support.
3474         * config/avr/avr-dimode.md: New file.
3475         * config/avr/avr.md: Include it.
3476         (adjust_len): Add plus64, compare64.
3477         (HIDI): Remove code iterator.
3478         (code_stdname): New code attribute.
3479         (rotx, rotsmode): Remove DI.
3480         (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3481         as code iterator.
3482         * config/avr/avr-protos.h (avr_have_dimode): New.
3483         (avr_out_plus64, avr_out_compare64): New.
3484         * config/avr/avr.c (avr_out_compare): Handle DImode.
3485         (avr_have_dimode): New variable definition and initialization.
3486         (avr_out_compare64, avr_out_plus64): New functions.
3487         (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3488         (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3489         (avr_compare_pattern): Skip DImode comparisons.
3490
3491 2012-01-02  Revital Eres  <revital.eres@linaro.org>
3492
3493         * ddg.c (def_has_ccmode_p): New function.
3494         (add_cross_iteration_register_deps,
3495         create_ddg_dep_from_intra_loop_link): Call it.
3496
3497 2012-01-02  Richard Guenther  <rguenther@suse.de>
3498
3499         PR other/51679
3500         * invoke.texi (fassociative-math): Remove spurious paranthesis.
3501
3502 2012-01-01  Jakub Jelinek  <jakub@redhat.com>
3503
3504         * gcc.c (process_command): Update copyright notice dates.
3505         * gcov.c (print_version): Likewise.
3506         * gcov-dump.c (print_version): Likewise.
3507         * mips-tfile.c (main): Likewise.
3508         * mips-tdump.c (main): Likewise.
3509
3510 2012-01-01  Ira Rosen  <irar@il.ibm.com>
3511