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1 2012-06-12  Christian Bruel  <christian.bruel@st.com>
2
3         PR target/53621
4         * config/sh/sh.c (sh_option_override): Don't force
5          flag_omit_frame_pointer and maccumulate_outgoing_args.
6         * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
7
8 2012-06-14  Release Manager
9
10         * GCC 4.7.1 released.
11
12 2012-06-13  Uros Bizjak  <ubizjak@gmail.com>
13
14         * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
15
16 2012-06-13  Richard Henderson  <rth@redhat.com>
17
18         * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
19         iterator instead of INT.
20
21 2012-06-08  Richard Henderson  <rth@redhat.com>
22
23         PR c++/53602
24         * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
25         note to a clobber insn when no other insn is available.
26
27 2012-06-04  Paolo Carlini  <paolo.carlini@oracle.com>
28
29         PR c++/53524
30         * doc/invoke.texi (Wenum-compare): Update documentation.
31
32 2012-06-04  Edmar Wienskoski  <edmar@freescale.com>
33
34         PR target/53559
35         * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
36         operands.
37         (altivec_stvlxl): Ditto.
38         (altivec_stvrx): Ditto.
39         (altivec_stvrxl): Ditto.
40
41 2012-06-04  Aldy Hernandez  <aldyh@redhat.com>
42
43         PR middle-end/47530
44         * trans-mem.c (expand_block_edges): Do not skip the first
45         statement when resetting the BB.
46
47 2012-06-04  Richard Guenther  <rguenther@suse.de>
48
49         PR middle-end/53471
50         * dwarf2out.c (dwarf2out_finish): If generating LTO do not
51         create new assembler names.
52
53 2012-06-04  Richard Guenther  <rguenther@suse.de>
54
55         Backport from mainline
56         2012-04-25  Jakub Jelinek  <jakub@redhat.com>
57
58         PR middle-end/52979
59         * stor-layout.c (get_best_mode): Don't return mode with bitsize
60         larger than maxbits.  Don't compute maxbits modulo align.
61         Also check that unit bytes long store at bitpos / unit * unit
62         doesn't affect bits beyond bitregion_end.
63         * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
64         would not fit into bitregion_start ... bitregion_end + 1 bit
65         region.
66         (store_split_bit_field): Decrease unit close to end of bitregion_end
67         if access is restricted in order to avoid mutual recursion.
68
69 2012-06-04  Georg-Johann Lay  <avr@gjlay.de>
70
71         Backport from 2012-06-04 mainline r188172
72
73         PR target/46261
74         * config/avr/avr-stdint.h: New file.
75         * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
76         newlib-stdint.h
77
78 2012-06-04  Jakub Jelinek  <jakub@redhat.com>
79
80         PR tree-optimization/53550
81         * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
82         is POINTER_TYPE_P, use sizetype as step type instead of type.
83
84 2012-06-04  Richard Guenther  <rguenther@suse.de>
85             Eric Botcazou  <ebotcazou@adacore.com>
86
87         Backport from mainline
88         2012-04-03  Eric Botcazou  <ebotcazou@adacore.com>
89
90         * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
91         Change type of BITOFFSET to signed.  Make sure the lower bound of
92         the computed range is non-negative by adjusting OFFSET and BITPOS.
93         (expand_assignment): Adjust call to get_bit_range.
94
95         2012-03-27  Eric Botcazou  <ebotcazou@adacore.com>
96
97         * expr.c (get_bit_range): Return the null range if the enclosing record
98         is part of a larger bit field.
99
100         2012-03-20  Richard Guenther  <rguenther@suse.de>
101
102         * stor-layout.c (finish_bitfield_representative): Fallback
103         to conservative maximum size if the padding up to the next
104         field cannot be computed as a constant.
105         (finish_bitfield_layout): If we cannot compute the distance
106         between the start of the bitfield representative and the
107         bitfield member start a new representative.
108         * expr.c (get_bit_range): The distance between the start of
109         the bitfield representative and the bitfield member is zero
110         if the field offsets are not constants.
111
112         2012-03-16  Richard Guenther  <rguenther@suse.de>
113
114         * stor-layout.c (finish_bitfield_representative): Fall back
115         to the conservative maximum size if we cannot compute the
116         size of the tail padding.
117
118         2012-03-14  Richard Guenther  <rguenther@suse.de>
119
120         * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
121         * stor-layout.c (start_bitfield_representative): New function.
122         (finish_bitfield_representative): Likewise.
123         (finish_bitfield_layout): Likewise.
124         (finish_record_layout): Call finish_bitfield_layout.
125         * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
126         for QUAL_UNION_TYPE fields.
127         * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
128         Stream DECL_BIT_FIELD_REPRESENTATIVE.
129         * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
130
131         PR middle-end/52080
132         PR middle-end/52097
133         PR middle-end/48124
134         * expr.c (get_bit_range): Unconditionally extract bitrange
135         from DECL_BIT_FIELD_REPRESENTATIVE.
136         (expand_assignment): Adjust call to get_bit_range.
137
138 2012-06-01  Eric Botcazou  <ebotcazou@adacore.com>
139
140         PR middle-end/53501
141         * fold-const.c (fold_binary_loc): Refine previous change.
142
143 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
144
145         Backport from mainline
146         2012-03-27  Chung-Lin Tang  <cltang@codesourcery.com>
147
148         PR target/52667
149         * config/sh/sh.c (find_barrier): Add equality check of last_got to
150         avoid going above orig insn.  Update comments.
151
152 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
153
154         Backport from mainline
155         2012-03-21  Kaz Kojima  <kkojima@gcc.gnu.org>
156
157         PR target/52642
158         * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
159         prologue for unwinder and profiler.
160
161 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
162
163         Backport from mainline
164         2012-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
165
166         * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
167
168 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
169
170         Backport from mainline
171         2012-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
172
173         * config/sh/sh.c (sh_dwarf_register_span): Don't apply
174         DBX_REGISTER_NUMBER.
175
176 2012-06-01  Oleg Endo  <olegendo@gcc.gnu.org>
177
178         Backport from mainline
179         2012-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>
180
181         * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
182         operand is CONST_INT.  Take COSTS_N_INSNS into account.
183         (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
184         shiftcosts.     
185
186 2012-05-31  Georg-Johann Lay  <avr@gjlay.de>
187
188         * config/avr/avr.opt (-msp8): Document it.
189         * doc/invoke.texi (AVR Options): Copy from trunk docu.
190
191 2012-05-31  Richard Guenther  <rguenther@suse.de>
192
193         PR middle-end/48493
194         * expr.c (expand_assignment): Do not use movmisalign on
195         non-memory.
196
197 2012-05-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
198
199         PR target/52999
200         * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
201         (pa_section_type_flags): New.
202         (pa_legitimate_constant_p): Revert previous change.
203
204 2012-05-30  Aldy Hernandez  <aldyh@redhat.com>
205
206         Backport from mainline
207         2012-05-25  Aldy Hernandez  <aldyh@redhat.com>
208
209         PR middle-end/53008
210         * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
211         accessed indirectly.
212         (ipa_tm_create_version): Same.
213
214 2012-05-30  Jason Merrill  <jason@redhat.com>
215
216         PR c++/53220
217         * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
218         about array compound literals.
219
220 2012-05-30  Richard Guenther  <rguenther@suse.de>
221
222         PR middle-end/53501
223         * fold-const.c (fold_binary_loc): Make sure to call
224         fold_plusminus_mult_expr with the original sign of operands.
225
226 2012-05-30  Eric Botcazou  <ebotcazou@adacore.com>
227
228         * explow.c (probe_stack_range): Restore simple control flow and stop
229         again when the probe cannot be generated if HAVE_check_stack.
230
231 2012-05-30  Jakub Jelinek  <jakub@redhat.com>
232
233         PR rtl-optimization/53519
234         * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
235         instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
236
237 2012-05-29  Richard Guenther  <rguenther@suse.de>
238
239         PR tree-optimization/53516
240         * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
241         bitfield accesses.
242         * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
243
244 2012-05-28  Bill Schmidt  <wschmidt@linux.ibm.com>
245
246         Backport from mainline
247         2012-05-28  Richard Guenther  <rguenther@suse.de>
248
249         PR tree-optimization/53438
250         * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
251
252 2012-05-26  Eric Botcazou  <ebotcazou@adacore.com>
253
254         Backport from mainline
255         2012-03-10  Chung-Lin Tang  <cltang@codesourcery.com>
256
257         PR rtl-optimization/52528
258         * combine.c (can_combine_p): Add setting of subst_low_luid
259         before call to expand_field_assignment().
260
261 2012-05-26  Martin Jambor  <mjambor@suse.cz>
262
263         Backport from mainline
264         2012-05-23  Martin Jambor  <mjambor@suse.cz>
265
266         * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
267
268 2012-05-25  Eric Botcazou  <ebotcazou@adacore.com>
269
270         PR lto/52178
271         * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
272         * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
273
274 2012-05-25  Alexander Ivchenko  <alexander.ivchenko@intel.com>
275
276         PR target/53435
277         * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
278         (ix86_expand_vec_perm): Use int mode instead of float.
279
280 2012-05-25  Eric Botcazou  <ebotcazou@adacore.com>
281
282         PR ada/52362
283         * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
284         gnu_ld variables to yes.
285         * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
286         (HAVE_GNU_AS): Likewise.
287         * config.in: Regenerate.
288         * configure: Likewise.
289
290 2012-05-25  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
291
292         Backport from mainline
293         2012-03-12  Richard Guenther  <rguenther@suse.de>
294         * config/arm/arm.c (neon_dereference_pointer): Do not call
295         covert during RTL expansion.
296
297 2012-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
298
299         Backport from mainline
300         2012-05-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
301
302         PR target/53385
303         * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
304         relied on signed overflow behavior.
305
306 2012-05-24  Richard Guenther  <rguenther@suse.de>
307
308         PR middle-end/53460
309         * tree-profile.c (tree_profiling): Cleanup the CFG if
310         execute_fixup_cfg requests it.
311
312 2012-05-24  Jakub Jelinek  <jakub@redhat.com>
313
314         PR tree-optimization/53465
315         * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
316         vr0 into *vr, then vrp_meet that.
317         (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
318         have any equivalences.
319         (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
320         first time.
321
322 2012-05-23  Eric Botcazou  <ebotcazou@adacore.com>
323
324         * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
325         size handling.
326         (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
327         (iterative_hash_gimple_type): Adjust comment.
328         (iterative_hash_canonical_type): Likewise.  Hash the bounds of the
329         domain for an array type instead of the domain type itself.
330
331 2012-05-23  Georg-Johann Lay  <avr@gjlay.de>
332
333         Backport from 2012-05-23 mainline r187803
334
335         PR target/53448
336         * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
337         * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
338         ASM_OUTPUT_ALIGN.
339
340 2012-05-23  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>
341
342         Backport from 2012-05-03 mainline r187075
343
344         * config/i386/driver-i386.c (host_detect_local_cpu): Reset
345         has_fma4 for AMD processors with both fma3 and fma4 support.
346
347 2012-05-22  Richard Guenther  <rguenther@suse.de>
348
349         PR tree-optimization/53408
350         * tree-vect-loop.c (vectorizable_induction): Properly check
351         the restriction that we cannot handle induction results from
352         the inner loop outside of the outer loop.
353
354 2012-05-21  Jakub Jelinek  <jakub@redhat.com>
355
356         PR tree-optimization/53436
357         * omp-low.c (omp_build_component_ref): New function.
358         (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
359
360         PR tree-optimization/53366
361         * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
362         tests if complex_numbers == 2, but there are non-complex number loads
363         too.
364
365         PR tree-optimization/53409
366         * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
367         vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
368
369         PR tree-optimization/53410
370         * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
371         instead of build_int_cst (type, 0) where vector types might be
372         involved.
373
374 2012-05-21  Joseph Myers  <joseph@codesourcery.com>
375
376         PR c/53418
377         * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
378         from folded operands before wrapping another around the
379         conditional expression.
380
381 2012-05-21  Dave Boutcher  <daveboutcher@gmail.com>
382             Patrick Marlier  <patrick.marlier@gmail.com>
383
384         * trans-mem.c (ipa_tm_transform_clone): Transform functions with
385         indirect calls.
386
387 2012-05-21  H.J. Lu  <hongjiu.lu@intel.com>
388
389         Backport from mainline
390         2012-05-21  H.J. Lu  <hongjiu.lu@intel.com>
391
392         PR target/53416
393         * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
394         (UNSPECV_RDRAND): This.
395         (rdrand<mode>_1): Updated.
396
397 2012-05-20  H.J. Lu  <hongjiu.lu@intel.com>
398
399         Backport from mainline
400         2012-05-20  H.J. Lu  <hongjiu.lu@intel.com>
401
402         * config/i386/driver-i386.c (host_detect_local_cpu): Support
403         RDRND, F16C and FSGSBASE.
404
405 2012-05-19  Eric Botcazou  <ebotcazou@adacore.com>
406
407         Backport from mainline
408         2012-05-14  Eric Botcazou  <ebotcazou@adacore.com>
409
410         * tree-ssa-pre.c (can_value_number_call): Delete.
411         (compute_avail): Skip all statements with side effects.
412         <GIMPLE_CALL>: Skip calls to internal functions.
413
414 2012-05-18  David S. Miller  <davem@davemloft.net>
415
416         Backport r185385 from mainline
417         2012-03-14  Richard Guenther  <rguenther@suse.de>
418
419         PR middle-end/52584
420         * tree-vect-generic.c (type_for_widest_vector_mode): Take
421         element type instead of mode, use build_vector_type_for_mode
422         instead of the langhook, build a vector of proper signedness.
423         (expand_vector_operations_1): Adjust.
424
425 2012-05-18  Olivier Hainque  <hainque@adacore.com>
426
427         * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
428         $(libsubdir) as libexecsubdir.
429
430 2012-05-16  Andrew Pinski  <apinski@cavium.com>
431
432         * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
433         GIMPLE_ASSIGN.
434
435 2012-05-16  David S. Miller  <davem@davemloft.net>
436
437         * jump.c (delete_related_insns): If we remove a CALL, make sure
438         we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
439
440 2012-05-16  Richard Henderson  <rth@redhat.com>
441
442         PR debug/52727
443         * combine-stack-adj.c (prev_active_insn_bb): New.
444         (next_active_insn_bb): New.
445         (force_move_args_size_note): New.
446         (combine_stack_adjustments_for_block): Use it.
447
448 2012-05-16  Olivier Hainque  <hainque@adacore.com>
449
450         * Makefile.in (install-no-fixedincludes): New target, former toplevel
451         gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
452         Add comments and improve stamp preservation across the whole sequence.
453         (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
454
455 2012-05-16  Richard Guenther  <rguenther@suse.de>
456
457         PR tree-optimization/53364
458         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
459         detect a view-conversion of the decl.
460
461 2012-05-15  Jakub Jelinek  <jakub@redhat.com>
462
463         PR target/53358
464         * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
465         that operands[2] is either immediate, or q_regs_operand.
466
467 2012-05-15  Bin Cheng  <bin.cheng@arm.com>
468
469         Backport r187139 from mainline.
470         2012-05-04  Bin Cheng  <bin.cheng@arm.com>
471
472         PR rtl-optimization/52804
473         * reload1.c (reload_reg_reaches_end_p): Check whether successor
474         reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
475         of current one with type RELOAD_FOR_INPADDR_ADDRESS.
476         Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
477         RELOAD_FOR_OUTADDR_ADDRESS.
478
479 2012-05-14  Uros Bizjak  <ubizjak@gmail.com>
480
481         PR target/46098
482         * config/i386/i386.c (ix86_expand_special_args_builtin): Always
483         generate target register for "load" class builtins.
484
485         Revert:
486         2010-10-22  Uros Bizjak  <ubizjak@gmail.com>
487
488         PR target/46098
489         * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
490         Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
491         (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
492         (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
493         (<sse>_movu<ssemodesuffix>): New expander.
494         (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
495         (avx_movdqu<avxmodesuffix>): New expander.
496         (*sse2_movdqu): Rename from sse2_movdqu.
497         (sse2_movdqu): New expander.
498
499 2012-05-14  Jakub Jelinek  <jakub@redhat.com>
500
501         * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
502         lineno 1 the same as lineno 0 before first start file directive.
503         (optimize_macinfo_range): Likewise.
504
505         * dwarf2out.c (have_macinfo): Define.
506         (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
507         attribute, don't force empty compilation unit and don't emit any
508         .debug_macinfo/.debug_macro section if macinfo_table is empty.
509
510 2012-05-13  Uros Bizjak  <ubizjak@gmail.com>
511
512         Backport from mainline
513         2012-05-12  Uros Bizjak  <ubizjak@gmail.com>
514
515         * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
516         ORDERED and UNORDERED conditions.
517
518 2012-05-12  Eric Botcazou  <ebotcazou@adacore.com>
519
520         * function.c (requires_stack_frame_p): If the function can throw
521         non-call exceptions, return true if the insn can throw internally.
522
523 2012-05-10  Eric Botcazou  <ebotcazou@adacore.com>
524
525         * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
526         DECL_ORIGINAL_TYPE if it is present.
527
528 2012-05-09  Georg-Johann Lay  <avr@gjlay.de>
529
530         Backport from 2012-05-12 mainline r187342.
531
532         PR target/53256
533         * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
534         * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
535         * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
536         * config/avr/avr.c (avr_asm_declare_function_name): Remove.
537         (expand_prologue): Move initialization of cfun->machine->is_naked,
538         is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
539         (avr_set_current_function): ...this new static function.
540         (TARGET_SET_CURRENT_FUNCTION): New define.
541         (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
542         checking attributes of current_function_decl.
543         (avr_regs_to_save): Ditto.
544         (signal_function_p): Rename to avr_signal_function_p.
545         (interrupt_function_p): Rename to avr_interrupt_function_p.
546
547         * doc/extend.texi (Function Attributes): Better explanation of
548         'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
549         alphabetical order.
550
551 2012-05-09  Matthias Klose  <doko@ubuntu.com>
552
553         * gcc-ar.c (main): Don't check for execute bits for the plugin.
554
555 2012-05-08  Hans-Peter Nilsson  <hp@axis.com>
556
557         PR target/53272
558         * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
559         when a constant source operand matches an "I" constraint, the "no
560         CC0 change" applies to a register-destination only, not a
561         strict_low_part-destination.
562
563 2012-05-07  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
564
565         Backport from mainline:
566         2012-04-19  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
567
568         * config/arm/sync.md (sync_optab): Change ior attribute to "or".
569
570 2012-05-07  Jakub Jelinek  <jakub@redhat.com>
571
572         PR tree-optimization/53239
573         * tree-vrp.c (get_value_range): Set VR of
574         SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
575         to nonnull.
576
577 2012-05-07  Richard Guenther  <rguenther@suse.de>
578
579         PR tree-optimization/53195
580         * tree-inline.c (setup_one_parameter): Properly add referenced
581         vars from the parameters new known value.
582
583 2012-05-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
584
585         Backport from mainline:
586         2012-04-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
587
588         PR target/52999
589         * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
590         in constant pool.
591
592 2012-05-04  Ian Lance Taylor  <iant@google.com>
593
594         * tree-vect-patterns.c (vect_single_imm_use): Correct return
595         values from false to NULL.
596
597 2012-05-04  Uros Bizjak  <ubizjak@gmail.com>
598
599         Backport from mainline
600         2012-05-04  Uros Bizjak  <ubizjak@gmail.com>
601
602         PR target/53228
603         * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
604         (TARGET_CMOV): Rename from TARGET_CMOVE.
605         (TARGET_CMOVE): New define.
606         * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
607         Do not set TARGET_CMOVE here.
608
609 2012-05-04  Ulrich Weigand  <ulrich.weigand@linaro.org>
610
611         Backport from mainline:
612
613         2012-05-04  Ulrich Weigand  <ulrich.weigand@linaro.org>
614
615         PR tree-optimization/52633
616         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
617         vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
618         (vect_recog_over_widening_pattern): Remove handling of code that was
619         already detected as over-widening pattern.  Remove special handling
620         of "unsigned" cases.  Instead, support general case of conversion
621         of the shift result to another type.
622
623         2012-05-04  Ulrich Weigand  <ulrich.weigand@linaro.org>
624
625         * tree-vect-patterns.c (vect_single_imm_use): New function.
626         (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
627         (vect_recog_over_widening_pattern): Likewise.
628         (vect_recog_widen_shift_pattern): Likewise.
629
630         2012-04-10  Ulrich Weigand  <ulrich.weigand@linaro.org>
631
632         PR tree-optimization/52870
633         * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
634         presumed pattern statement is within the same loop or basic block.
635
636 2012-05-04  Richard Guenther  <rguenther@suse.de>
637
638         * common.opt (flto-report): Do not mark as Optimization.
639
640 2012-05-04  Eric Botcazou  <ebotcazou@adacore.com>
641
642         PR target/48496
643         * recog.c (constrain_operands): If extra constraints are present, also
644         accept pseudo-registers with equivalent memory locations during reload.
645
646 2012-05-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
647
648         Backport from the mainline
649         2012-05-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
650
651         PR target/53199
652         * config/rs6000/rs6000.md (bswapdi splitters): If
653         -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
654         default) is used, generate an alternate sequence that does not
655         depend on using indexed addressing.
656
657 2012-05-03  David S. Miller  <davem@davemloft.net>
658
659         PR target/52684
660         * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
661         MEM directly into a libcall, mark it's MEM_EXPR as addressable.
662         (sparc_emit_float_lib_cmp): Likewise.
663
664 2012-05-04  Martin Jambor  <mjambor@suse.cz>
665
666         Backport from mainline
667         2012-05-02  Martin Jambor  <mjambor@suse.cz>
668
669         PR lto/52605
670         * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
671         of a variable when the contect is a function.
672
673 2012-05-03  Jakub Jelinek  <jakub@redhat.com>
674
675         PR plugins/53126
676         * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
677         append program name to it and pass that as first argument
678         to make_relative_prefix.  Always pass standard_libexec_prefix
679         as last argument to make_relative_prefix.  If
680         make_relative_prefix returns NULL, fall back to
681         standard_libexec_prefix.
682
683         PR debug/53174
684         * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
685         removed.
686
687         PR target/53187
688         * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
689         mode, return that mode.
690
691 2012-05-03  Richard Guenther  <rguenther@suse.de>
692
693         PR tree-optimization/53144
694         * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
695         Rename to ...
696         (vn_reference_lookup_or_insert_for_pieces): ... this.  Properly deal
697         with SSA name values.
698         (vn_reference_lookup_3): Adjust callers.
699
700 2012-05-02  Jakub Jelinek  <jakub@redhat.com>
701
702         PR tree-optimization/53163
703         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
704         return value from compute_all_dependences.
705
706         PR rtl-optimization/53160
707         * ree.c (combine_reaching_defs): Handle the case where cand->insn
708         has been modified by ree pass already.
709
710 2012-05-01  Uros Bizjak  <ubizjak@gmail.com>
711
712         Backport from mainline
713         2012-04-30  Uros Bizjak  <ubizjak@gmail.com>
714
715         PR middle-end/53136
716         * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
717         calls to cgraph_node_name in xstrdup.
718         (ipa_make_edge_direct_to_target): Ditto.
719         * tree-sra.c (convert_callers_for_node): Ditto.
720         * lto-symtab.c (lto_cgraph_replace_node): Ditto.
721         * ipa-cp.c (perhaps_add_new_callers): Ditto.
722         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
723         (cgraph_materialize_all_clones): Ditto.
724         * ipa-inline.c (report_inline_failed_reason): Ditto.
725         (want_early_inline_function_p): Ditto.
726         (edge_badness): Ditto.
727         (update_edge_key): Ditto.
728         (flatten_function): Ditto.
729         (ipa_inline): Ditto.
730         (inline_always_inline_functions): Ditto.
731         (early_inline_small_functions): Ditto.
732
733 2012-04-30  Andreas Tobler  <andreast@fgznet.ch>
734
735         Backport from mainline
736         2012-03-21  Andreas Tobler  <andreast@fgznet.ch>
737
738         * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
739         Introduce emul_name to select the right linker emulation for
740         powerpc64-*-freebsd*.
741         * configure: Regenerate.
742         * config.gcc: Add bits to support powerpc64-*-freebsd*.
743         * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
744         * config/rs6000/freebsd64.h: New file.
745         * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
746         POWERPC_FREEBSD.
747         (rs6000_savres_strategy): Likewise.
748         (rs6000_savres_routine_name): Likewise.
749         (rs6000_elf_file_end): Likewise.
750         * config/rs6000/t-freebsd64: New file.
751         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
752         rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
753
754 2012-04-30  Uros Bizjak  <ubizjak@gmail.com>
755
756         Backport from mainline
757         2012-04-27  Paolo Bonzini  <bonzini@gnu.org>
758
759         PR target/53138
760         * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
761
762 2012-04-30  Eric Botcazou  <ebotcazou@adacore.com>
763
764         * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
765         predicate to discriminate types.
766
767 2012-04-27  Richard Guenther  <rguenther@suse.de>
768
769         PR c/51527
770         * convert.c (convert_to_integer): Avoid infinite recursion for
771         target-defined built-in types.
772
773 2012-04-26  Hans-Peter Nilsson  <hp@axis.com>
774
775         PR target/53120
776         * config/cris/cris.md ("*andhi_lowpart_v32")
777         ("*andqi_lowpart_v32"): Change first input-only operand from
778         a (match_operand ...) to (match_dup 0).  Drop alternatives with
779         const_int-matching constraints for redundancy.
780         ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto.  Drop
781         three-operand alternative.
782
783 2012-04-26  Uros Bizjak  <ubizjak@gmail.com>
784
785         Backport from mainline
786         2012-04-23  Uros Bizjak  <ubizjak@gmail.com>
787
788         * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
789         (*addsi_2_zext): Ditto.
790         (*add<mode>_3): Ditto.
791         (*addsi_3_zext): Ditto.
792         (*add<mode>_5): Ditto.
793
794 2012-04-25  Jakub Jelinek  <jakub@redhat.com>
795
796         PR c/52880
797         * c-typeck.c (set_nonincremental_init,
798         set_nonincremental_init_from_string): Pass true instead of false
799         as IMPLICIT to add_pending_init.
800
801 2012-04-24  Georg-Johann Lay  <avr@gjlay.de>
802
803         Backport from 2012-04-24 mainline r186768.
804
805         PR target/53065
806         * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
807
808 2012-04-24  Richard Guenther  <rguenther@suse.de>
809
810         PR tree-optimization/53085
811         * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
812         stores.
813
814 2012-04-24  Jakub Jelinek  <jakub@redhat.com>
815
816         PR middle-end/53084
817         * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
818         of MEM_REF.
819         (output_addressed_constants): Likewise.
820
821         PR middle-end/52999
822         * varasm.c (get_section): Don't ICE for section conflicts with
823         built-in section kinds.
824
825 2012-04-23  David Edelsohn  <dje.gcc@gmail.com>
826
827         * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
828
829 2012-04-23  Georg-Johann Lay  <avr@gjlay.de>
830
831         * doc/extend.texi (AVR Named Address Spaces): Fix typos.
832
833 2012-04-23  Richard Guenther  <rguenther@suse.de>
834
835         PR c/53060
836         * c-typeck.c (build_binary_op): Fix typo.
837
838 2012-04-23  Jakub Jelinek  <jakub@redhat.com>
839
840         PR tree-optimizations/52891
841         * tree-vect-patterns.c (adjust_bool_pattern): Use
842         build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
843         but with non-standard precision.
844
845 2012-04-22  Ian Lance Taylor  <iant@google.com>
846
847         * godump.c (go_output_typedef): Dump size of structs.
848
849 2012-04-20  Ulrich Weigand  <ulrich.weigand@linaro.org>
850
851         Backport from mainline:
852
853         * config/arm/arm.c (arm_print_operand): Fix invalid alignment
854         hints for 'A' operand types.
855
856 2012-04-19  Georg-Johann Lay  <avr@gjlay.de>
857
858         Backport from 2012-04-19 mainline r186588.
859
860         PR target/53033
861         * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
862         the case *(X+const).
863
864 2012-04-18  Uros Bizjak  <ubizjak@gmail.com>
865
866         * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
867
868 2012-04-17  Uros Bizjak  <ubizjak@gmail.com>
869
870         PR target/53020
871         * config/i386/sync.md (atomic_<code><mode>): Rename to
872         atomic_<logic><mode>.
873
874 2012-04-16  Uros Bizjak  <ubizjak@gmail.com>
875
876         Backport from mainline
877         2012-04-12  Uros Bizjak  <ubizjak@gmail.com>
878
879         PR target/52932
880         * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
881         argument type to __m256i.  Update call to __builtin_ia32_permvarsf256.
882         * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
883         (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
884         * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
885         Update builtin type to V8SF_FTYPE_V8SF_V8SI.
886         (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
887         gen_avx2_permvarv8sf.
888
889 2012-04-16  Martin Jambor  <mjambor@suse.cz>
890
891         Backported from mainline
892
893         2012-04-13  Martin Jambor  <mjambor@suse.cz>
894         PR middle-end/52939
895
896         * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
897         fold_ctor_reference returns a zero constant.
898
899 2012-04-13  H.J. Lu  <hongjiu.lu@intel.com>
900
901         Backported from mainline
902         2012-04-13  H.J. Lu  <hongjiu.lu@intel.com>
903
904         * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
905         and __ILP32__ for x32.
906
907 2012-04-13  Tom de Vries  <tom@codesourcery.com>
908
909         Backport from mainline r186418.
910
911         2012-04-13  Tom de Vries  <tom@codesourcery.com>
912
913         * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
914         parameters vuse and vuse_escaped.
915         (find_duplicate): Init vuse1, vuse2 and vuse_escaped.  Pass to
916         gsi_advance_bw_nondebug_nonlocal.  Return if vuse_escaped and
917         vuse1 != vuse2.
918
919 2012-04-13  Richard Guenther  <rguenther@suse.de>
920
921         PR tree-optimization/52969
922         * tree-if-conv.c (predicate_mem_writes): Properly gimplify
923         the condition for the COND_EXPR and handle predicate negation
924         by swapping the COND_EXPR arms.
925
926 2012-04-13  Richard Guenther  <rguenther@suse.de>
927
928         PR c/52862
929         * convert.c (convert_to_pointer): Remove special-casing of
930         zero.
931
932 2012-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
933
934         Backport from mainline
935         2012-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
936
937         PR target/52775
938         * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
939         the list of options to enable the FCFID instruction.
940         (TARGET_EXTRA_BUILTINS): Adjust comment.
941
942 2012-04-12  Richard Guenther  <rguenther@suse.de>
943
944         PR tree-optimization/52943
945         * tree-chrec.h (chrec_is_positive): Remove.
946         * tree-scalar-evolution.c (chrec_is_positive): Move ...
947         * tree-data-ref.c (chrec_is_positive): ... here.  Make static.
948         Return false for a constant zero instead of negative.
949         (analyze_siv_subscript_cst_affine): Handle zero difference
950         in the initial condition explicitely.
951
952 2012-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
953
954         PR middle-end/52894
955         * varasm.c (process_pending_assemble_externals): Set
956         pending_assemble_externals_processed true.
957         (assemble_external): Call assemble_external_real if the pending
958         assemble externals have been processed.
959
960 2012-04-09  Eric Botcazou  <ebotcazou@adacore.com>
961
962         PR target/52717
963         * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
964         the DECL generated for the special GOT helper.
965
966 2012-04-06  Walter Lee  <walt@tilera.com>
967
968         Backport from mainline
969         2012-03-07  Walter Lee  <walt@tilera.com>
970
971         * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
972         REG_CFA_* notes for the stack pointer.
973         (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
974         EH_RETURN_STACKADJ_RTX.
975         * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
976         generate REG_CFA_* notes for the stack pointer.
977         (tilepro_expand_epilogue): Restore stack pointer by adjusting it
978         by EH_RETURN_STACKADJ_RTX.
979
980 2012-04-06  Matt Turner  <mattst88@gmail.com>
981
982         * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
983
984 2012-04-06  Eric Botcazou  <ebotcazou@adacore.com>
985
986         * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
987         of the destination isn't also a FP_REGS register.
988
989 2012-04-03  Richard Guenther  <rguenther@suse.de>
990
991         Backport from mainline
992         2012-03-02  Richard Guenther  <rguenther@suse.de>
993
994         PR tree-optimization/52406
995         * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
996         (struct indices): Add unconstrained_base member.
997         (struct dr_alias): Remove unused vops member.
998         (DR_UNCONSTRAINED_BASE): New define.
999         * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
1000         add indices to allow their disambiguation.  Make DR_BASE_OBJECT
1001         be an artificial access that covers the whole indexed object,
1002         or mark it with DR_UNCONSTRAINED_BASE if we cannot do so.  Canonicalize
1003         plain decl base-objects to their MEM_REF variant.
1004         (dr_may_alias_p): When the base-object of either data reference
1005         has unknown size use only points-to information.
1006         (compute_affine_dependence): Make dumps easier to read and
1007         more verbose.
1008         * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
1009         DR_REF when looking for packed references.
1010         (vect_supportable_dr_alignment): Likewise.
1011
1012 2012-04-03  Richard Guenther  <rguenther@suse.de>
1013
1014         Backport from mainline
1015         2012-03-15  Richard Guenther  <rguenther@suse.de>
1016
1017         PR middle-end/52580
1018         * tree-data-ref.c (subscript_dependence_tester_1): Check
1019         all dimensions for non-conflicting access functions.
1020
1021 2012-04-03  Richard Guenther  <rguenther@suse.de>
1022
1023         Backport from mainline
1024         2012-03-06  Richard Guenther  <rguenther@suse.de>
1025
1026         PR middle-end/52493
1027         * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
1028
1029         2012-03-23  Richard Guenther  <rguenther@suse.de>
1030
1031         PR tree-optimization/52678
1032         * tree-vectorizer.h (struct _stmt_vec_info): Add
1033         loop_phi_evolution_part member.
1034         (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
1035         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
1036         STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
1037         * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1038         Use the cached evolution part and the PHI nodes value from
1039         the loop preheader edge instead of re-analyzing the evolution.
1040
1041         2012-03-26  Richard Guenther  <rguenther@suse.de>
1042
1043         PR tree-optimization/52701
1044         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
1045         compute and set the evolution part of PHI nodes.
1046
1047         2012-03-30  Richard Guenther  <rguenther@suse.de>
1048
1049         PR tree-optimization/52754
1050         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1051         propagate arbitrary addresses into really plain dereferences.
1052
1053 2012-04-03  Jakub Jelinek  <jakub@redhat.com>
1054
1055         PR tree-optimization/52835
1056         * tree-data-ref.c (build_rdg): Return NULL if
1057         compute_data_dependences_for_loop failed.
1058
1059 2012-03-31  Eric Botcazou  <ebotcazou@adacore.com>
1060
1061         * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
1062         (stmt_can_make_abnormal_goto): Use it.
1063         (is_ctrl_altering_stmt): Likewise.
1064
1065 2012-03-31  Martin Jambor  <mjambor@suse.cz>
1066
1067         Backported from mainline
1068         2012-03-30  Martin Jambor  <mjambor@suse.cz>
1069
1070         * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
1071         is a builtin_stack_save in a dominating BB.
1072
1073 2012-03-29  Uros Bizjak  <ubizjak@gmail.com>
1074
1075         * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
1076         crossing 128bit lane boundary.
1077
1078 2012-03-29  Uros Bizjak  <ubizjak@gmail.com>
1079
1080         Backported from mainline
1081         2012-03-27  Uros Bizjak  <ubizjak@gmail.com>
1082
1083         PR target/52698
1084         * config/i386/i386-protos.h (ix86_legitimize_reload_address):
1085         New prototype.
1086         * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
1087         * config/i386/i386.c: Include reload.h.
1088         (ix86_legitimize_reload_address): New function.
1089
1090 2012-03-28  Martin Jambor  <mjambor@suse.cz>
1091
1092         Backported from mainline
1093         2012-03-27  Martin Jambor  <mjambor@suse.cz>
1094
1095         PR middle-end/52693
1096         * tree-sra.c (sra_modify_assign): Do not call
1097         load_assign_lhs_subreplacements when working with an unscalarizable
1098         region.
1099
1100 2012-03-28  Jakub Jelinek  <jakub@redhat.com>
1101
1102         PR middle-end/52691
1103         * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
1104         __builtin_va_start to __builtin_next_arg if the latter is
1105         builtin_decl_explicit_p rather than when it is not.
1106
1107         PR middle-end/52750
1108         * tree-vect-generic.c (vector_element): Perform multiplication
1109         for pos in bitsizetype type instead of idx type.
1110
1111 2012-03-28  Georg-Johann Lay  <avr@gjlay.de>
1112
1113         Backport from 2012-03-28 mainline r185910.
1114
1115         PR target/52692
1116         * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
1117         (avr_builtin_decl): New static function.
1118         (struct avr_builtin_description, avr_bdesc): Move up.
1119         Add GTY marker. Add field fndecl. Remove redundant field id.
1120         (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
1121         (avr_expand_builtin): Code cleanup because .id is removed.
1122
1123 2012-03-28  Aurelien Buhrig  <aurelien.buhrig.gcc@gmail.com>
1124
1125         PR middle-end/51893
1126         * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
1127         targets.
1128
1129 2012-03-28  Georg-Johann Lay  <avr@gjlay.de>
1130
1131         Backport from 2012-03-28 mainline r185907.
1132
1133         PR target/52737
1134         * config.gcc (tm_file): Remove avr/multilib.h.
1135
1136         * doc/invoke.texi (AVR Options): Adjust
1137         documentation of -mtiny-stack.
1138
1139         * config/avr/genmultilib.awk: Remove code to generate multilib.h.
1140         (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
1141         * config/avr/t-avr: Remove generation of multilib.h.
1142         * config/avr/t-multilib: Regenerate.
1143         * config/avr/multilib.h: Remove.
1144         * config/avr/avr.opt (-msp8): New option.
1145         (avr_sp8): New variable.
1146         * config/avr/driver-avr.c (avr_device_to_sp8): New function.
1147         * config/avr/avr.h (AVR_HAVE_SPH): New define.
1148         (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
1149         (avr_device_to_sp8): New prototype.
1150         (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
1151         (DRIVER_SELF_SPECS): New define.
1152         * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1153         __AVR_SP8__, __AVR_HAVE_SPH__.
1154         * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
1155         AVR_HAVE_8BIT_SP to decide if SP_H is present.
1156         (avr_file_start): Ditto.
1157
1158 2012-03-28  Jakub Jelinek  <jakub@redhat.com>
1159
1160         PR target/52736
1161         * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
1162         instead of 8 in adjust_address.
1163
1164 2012-03-27  Eric Botcazou  <ebotcazou@adacore.com>
1165
1166         * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
1167         of a unit before computing the offset in units.
1168
1169 2012-03-27  Richard Guenther  <rguenther@suse.de>
1170
1171         PR middle-end/52720
1172         * fold-const.c (try_move_mult_to_index): Handle &x.array more
1173         explicitely.
1174
1175 2012-03-24  Eric Botcazou  <ebotcazou@adacore.com>
1176
1177         PR target/52610
1178         * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
1179
1180 2012-03-24  Steven Bosscher  <steven@gcc.gnu.org>
1181
1182         PR middle-end/52640
1183         * varasm.c: Include pointer-set.h.
1184         (pending_assemble_externals_set): New pointer set.
1185         (process_pending_assemble_externals): Destroy the pointer set.
1186         (assemble_external): See if decl is in pending_assemble_externals_set,
1187         and add it to pending_assemble_externals if necessary.
1188         (init_varasm_once): Allocate pending_assemble_externals_set.
1189
1190 2012-03-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
1191
1192         Backported from mainline
1193         2012-03-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
1194
1195         PR target/50310
1196         * config/rs6000/vector.md (vector_uneq<mode>): Add support for
1197         UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
1198         (vector_ltgt<mode>): Likewise.
1199         (vector_ordered<mode>): Likewise.
1200         (vector_unordered<mode>): Likewise.
1201         * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
1202
1203 2012-03-23  Joern Rennecke  <joern.rennecke@embecosm.com>
1204
1205         * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
1206         Make static.
1207
1208 2012-03-22  Kaz Kojima  <kkojima@gcc.gnu.org>
1209
1210         Backported from mainline
1211         2012-03-02  Kaz Kojima  <kkojima@gcc.gnu.org>
1212
1213         PR target/48596
1214         PR target/48806
1215         * config/sh/sh.c (sh_register_move_cost): Increase cost between
1216         GENERAL_REGS and FP_REGS for SImode.
1217
1218 2012-03-22  Jakub Jelinek  <jakub@redhat.com>
1219
1220         PR middle-end/52547
1221         * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
1222         on any new_local_var_chain vars declared during recursing on
1223         GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
1224
1225 2012-03-22  Georg-Johann Lay  <avr@gjlay.de>
1226
1227         Backport from 2012-03-22 mainline r185692.
1228
1229         PR target/52496
1230         * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
1231         (unspecv): Add UNSPECV_MEMORY_BARRIER.
1232         (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
1233         (delay_cycles_1, delay_cycles_2): Ditto.
1234         (delay_cycles_3, delay_cycles_4): Ditto.
1235         (nopv, *nopv): Ditto.
1236         (sleep, *sleep): Ditto.
1237         (wdr, *wdr): Ditto.
1238
1239         Backport from 2012-03-21 mainline r185605.
1240
1241         PR rtl-optimization/52543
1242         PR target/52461
1243         * config/avr/avr-protos.h (avr_load_lpm): New prototype.
1244         * config/avr/avr.c (avr_mode_dependent_address_p): New function.
1245         (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
1246         (avr_load_libgcc_p): Restrict to __flash loads.
1247         (avr_out_lpm): Only handle 1-byte loads from __flash.
1248         (avr_load_lpm): New function.
1249         (avr_find_unused_d_reg): Remove.
1250         (avr_out_lpm_no_lpmx): Remove.
1251         (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
1252         * config/avr/avr.md (unspec): Add UNSPEC_LPM.
1253         (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
1254         (load_<mode>, load_<mode>_clobber): New insns.
1255         (mov<mode>): For multi-byte move from non-generic
1256         16-bit address spaces: Expand to load_<mode> resp.
1257         load_<mode>_clobber.
1258         (load<mode>_libgcc): Remove expander.
1259         (split-lpmx): Remove split.
1260
1261         Backport from 2012-03-13 mainline r185329.
1262
1263         PR target/52488
1264         * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
1265         offset (size) to a value the insns can deal with.
1266         (expand_epilogue): Ditto.
1267
1268         Backport from 2012-03-12 mainline r185256.
1269
1270         PR target/52499
1271         * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
1272         type from reg_class_t to enum reg_class.
1273         * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
1274
1275         Backport from 2012-03-12 mainline r185253.
1276
1277         PR target/52148
1278         * config/avr/avr.c (avr_out_movmem): Fix typo in output template
1279         for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
1280         r184615 from 2012-02-28.
1281
1282         Backport from 2012-03-08 mainline r185105.
1283
1284         * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
1285         for constants in [-63,63].
1286
1287         Backport from 2012-03-08 mainline r185100.
1288
1289         PR target/52496
1290         * config/avr/avr.c (avr_mem_clobber): New static function.
1291         (avr_expand_delay_cycles): Add memory clobber operand to
1292         delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
1293         * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
1294         (enable_interrupt, disable_interrupt): New expander.
1295         (nopv, sleep, wdr): New expanders.
1296         (delay_cycles_1): Add memory clobber.
1297         (delay_cycles_2): Add memory clobber.
1298         (delay_cycles_3): Add memory clobber.
1299         (delay_cycles_4): Add memory clobber.
1300         (cli_sei): New insn from former "enable_interrupt",
1301         "disable_interrupt" with memory clobber.
1302         (*wdt): New insn from former "wdt" with memory clobber.
1303         (*nopv): Similar, but for "nopv".
1304         (*sleep): Similar, but for "sleep".
1305
1306         Backport from 2012-03-07 mainline r185043.
1307
1308         PR target/52484
1309         * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
1310
1311         Backport from 2012-03-07 mainline r185032.
1312
1313         PR target/52506
1314         * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
1315         to: RAMPZ, RAMPY, RAMPX, RAMPD.
1316         (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
1317
1318         Backport from 2012-03-07 mainline r185031.
1319
1320         PR target/52505
1321         * config/avr/avr.c (avr_out_xload): Don't read unintentionally
1322         from RAM.
1323         * config/avr/avr.md (xload_8): Adjust insn length.
1324
1325         Backport from 2012-03-07 mainline r185030.
1326
1327         PR target/52461
1328         * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
1329         if RAMPZ affects reading from RAM.
1330
1331         Backport from 2012-03-05 mainline r184919.
1332
1333         * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
1334
1335 2012-03-22  Georg-Johann Lay  <avr@gjlay.de>
1336
1337         Backport from mainline r185259.
1338
1339         PR other/52545
1340         * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
1341         SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
1342
1343 2012-03-22  Jakub Jelinek  <jakub@redhat.com>
1344
1345         Backported from mainline
1346         2012-03-13  Jakub Jelinek  <jakub@redhat.com>
1347
1348         PR c/52577
1349         * c-parser.c (c_parser_postfix_expression)
1350         <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
1351
1352         * config/i386/smmintrin.h: Avoid /* within a comment.
1353         * config/i386/nmmintrin.h: Likewise.
1354
1355 2012-03-22  Richard Guenther  <rguenther@suse.de>
1356
1357         * BASE-VER: Set to 4.7.1.
1358         * DEV-PHASE: Set to prerelease.
1359
1360 2012-03-22  Release Manager
1361
1362         * GCC 4.7.0 released.
1363
1364 2012-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1365
1366         * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
1367
1368 2012-03-15  Jakub Jelinek  <jakub@redhat.com>
1369             Andrew Pinski  <apinski@cavium.com>
1370
1371         PR middle-end/52592
1372         * builtins.c (expand_builtin_int_roundingfn_2): If expanding
1373         BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
1374         calls instead of __builtin_ir{int,ound}*.
1375
1376 2012-03-14  Jakub Jelinek  <jakub@redhat.com>
1377
1378         PR c++/52582
1379         * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
1380         if c_node is NULL.
1381
1382 2012-03-13  Joseph Myers  <joseph@codesourcery.com>
1383
1384         * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
1385         Refer to GCC 4.7 version of c99status.html.
1386
1387 2012-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
1388
1389         Backport from mainline
1390         2012-03-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
1391
1392         * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
1393         redefine to be NULL if the current bit-size is different from the
1394         configured bit-size.
1395
1396         * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
1397         cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
1398         set the default tuning.  Add asserts to make sure the cpu and tune
1399         indexes are defined.  Fix tests for cpu/tune index to use >= 0 to
1400         test whether the index is set, instead of > 0.
1401         (rs6000_file_start): Do not reset the default cpu if the current
1402         bit-size is different from the configured bit-size.
1403
1404 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1405
1406         * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
1407         binutils reference.
1408         (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
1409         Update binutils references.
1410         (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
1411         Update binutils reference.
1412         Update Sun as/GNU ld caveat.
1413         Document binutils largefile requirement for LTO plugin.
1414         Remove reference to alternate libpthread.
1415
1416 2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1417
1418         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
1419         reference.
1420         (Specific, mips-sgi-irix6): Likewise.
1421
1422 2012-03-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1423
1424         * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
1425         * configure: Regenerate.
1426
1427 2012-03-07  Richard Henderson  <rth@redhat.com>
1428
1429         * config/m68k/m68k.h (ISA_HAS_TAS): New.
1430         * config/m68k/sync.md (atomic_test_and_set): Use it.
1431         (atomic_test_and_set_1): Likewise.
1432
1433 2012-03-07  Ralf Cors├ępius  <ralf.corsepius@rtems.org>
1434
1435         PR target/51417
1436         * Makefile.in: Let install-gcc-ar depend on installdirs,
1437         gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
1438         Don't double canonicalize if cross-compiling.
1439
1440 2012-03-06  Aldy Hernandez  <aldyh@redhat.com>
1441
1442         * trans-mem.c: New typedef for tm_region_p.
1443         Define vector types for tm_region_p.
1444         (tm_region_init): Replace region_worklist to a vector called
1445         bb_regions.
1446
1447 2012-03-06  Aldy Hernandez  <aldyh@redhat.com>
1448
1449         PR middle-end/52463
1450         * trans-mem.c (tm_region_init): Use last_basic_block.
1451
1452 2012-03-05  Richard Henderson  <rth@redhat.com>
1453
1454         PR tree-opt/52242
1455         Revert: 2011-11-26  Richard Henderson  <rth@redhat.com>
1456         * omp-low.c (expand_omp_atomic): Assume anything aligned to
1457         BIGGEST_ALIGNMENT is aligned.
1458
1459 2012-03-05  Oleg Endo  <olegendo@gcc.gnu.org>
1460
1461         * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
1462
1463 2012-03-05  Richard Henderson  <rth@redhat.com>
1464
1465         PR target/52481
1466         * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
1467         instead of calling negqi2 directly.
1468
1469 2012-03-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1470
1471         * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
1472         (INTMAX_TYPE): Use it.
1473         (UINTMAX_TYPE): Likewise.
1474         (SUBTARGET_OVERRIDE_OPTIONS): Define.
1475         (irix6_c_common_override_options): Declare.
1476         (C_COMMON_OVERRIDE_OPTIONS): Define.
1477         * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
1478         * config/mips/irix6-c.c: New file.
1479         * config/mips/t-irix6 (irix6-c.o): New target.
1480         * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
1481         cxx_target_objs.
1482
1483 2012-03-02  Richard Henderson  <rth@redhat.com>
1484
1485         * optabs.c (expand_atomic_test_and_set): Honor
1486         atomic_test_and_set_trueval even when atomic_test_and_set
1487         optab is not in use.
1488
1489 2012-03-02  Peter Bergner  <bergner@vnet.ibm.com>
1490
1491         Backport from mainline
1492         2012-03-02  Peter Bergner  <bergner@vnet.ibm.com>
1493
1494         * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
1495
1496 2012-03-02  Richard Guenther  <rguenther@suse.de>
1497
1498         * DEV-PHASE: Set to prerelease.
1499
1500 2012-03-01  Richard Earnshaw  <rearnsha@arm.com>
1501
1502         * config.gcc (obsolete): Add all ARM targets using the FPA.
1503         (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
1504         * doc/install.texi: Avoid references to obsolete ARM ports.
1505
1506 2012-03-01  Joern Rennecke  <joern.rennecke@embecosm.com>
1507
1508         * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
1509
1510 2012-03-01  Jeremy Bennett  <jeremy.bennett@embecosm.com>
1511             Joern Rennecke  <joern.rennecke@embecosm.com>
1512
1513         * doc/extend.texi: Expand and update information on interrupt
1514         attribute for Epiphany.
1515
1516 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
1517
1518         * config/sh/sh-protos.h: Update copyright notice dates.
1519         * config/sh/sh.h: Likewise.
1520         * config/sh/sh.md: Likewise.
1521         * config/sh/constraints.md: Likewise.
1522         * config/sh/predicates.md: Likewise.
1523
1524 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
1525
1526         * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
1527         * config/sh/sh.c (tertiary_reload_operand): Likewise.
1528
1529 2012-03-01  Oleg Endo  <olegendo@gcc.gnu.org>
1530
1531         * config/sh/constraints.md: Fix comment typo.
1532
1533 2012-03-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1534
1535         PR target/52408
1536         * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
1537         unsigned HOST_WIDE_INT.
1538         (zvdep_imm64): Likewise.
1539         (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
1540         (vdepi_and): Likewise.
1541         Likewise for unamed 64-bit patterns.
1542         * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
1543
1544 2012-03-01  Alexandre Oliva  <aoliva@redhat.com>
1545
1546         PR debug/52001
1547         PR rtl-optimization/52417
1548         * cselib.c (cselib_any_perm_equivs): New variable.
1549         (cselib_reset_table): Check that it's not set when not
1550         preserving constants.
1551         (cselib_add_permanent_equiv): Set it.
1552         (cselib_have_permanent_equivalences): New.
1553         (cselib_init, cselib_finish): Reset it.
1554         * cselib.h (cselib_have_permanent_equivalences): Declare.
1555         * alias.c (get_addr): Restore earlier behavior when there
1556         aren't permanent equivalences.
1557
1558 2012-03-01  Steven Bosscher  <steven@gcc.gnu.org>
1559
1560         * config/mn10300/mn10300-modes.def: Fix copyright notice.
1561         * config/v850/v850-modes.def: Fix copyright notice.
1562
1563 2012-03-01  Georg-Johann Lay  <avr@gjlay.de>
1564
1565         * doc/extend.texi (AVR Built-in Functions): Document
1566         __builtin_avr_flash_segment.
1567
1568         * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
1569         * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
1570         (*split.flash_segment): New insn-and-split.
1571         * config/avr/avr.c (avr_init_builtins): Add local variables:
1572         const_memx_void_node, const_memx_ptr_type_node,
1573         char_ftype_const_memx_ptr.
1574
1575 2012-03-01  Jakub Jelinek  <jakub@redhat.com>
1576
1577         PR tree-optimization/52445
1578         * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
1579         add ssa_name_ver, offset and size fields and change store field
1580         to bool.
1581         (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
1582         (add_or_mark_expr): Likewise.  Only consider previous stores
1583         with the same size and offset.
1584         (nt_init_block): Only look at gimple_assign_single_p stmts,
1585         doesn't look at rhs2.
1586
1587 2012-03-01  Richard Guenther  <rguenther@suse.de>
1588
1589         PR middle-end/52443
1590         * tree-cfg.c (verify_gimple_assign_unary): Allow any
1591         conversions from integral types to pointer types.
1592
1593 2012-03-01  Georg-Johann Lay  <avr@gjlay.de>
1594
1595         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
1596         defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
1597         unintentionally removed in r184616.
1598
1599 2012-03-01  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
1600
1601         * doc/invoke.texi: Document AMD bdver2 and remove mentioning
1602         3DNow from bdver1.
1603
1604 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
1605             Uros Bizjak  <ubizjak@gmail.com>
1606
1607         PR target/52437
1608         * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
1609         alternatives, add "e" constraint to the new last alternative
1610         and ! to last 3 alternatives.
1611
1612 2012-02-29  Eric Botcazou  <ebotcazou@adacore.com>
1613
1614         * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
1615         DW_AT_artificial attributes at the end of the processing.
1616         (gen_array_type_die): Likewise.
1617         (gen_enumeration_type_die): Likewise.
1618         (gen_struct_or_union_type_die): Likewise.
1619         (add_gnat_descriptive_type_attribute): Do not suppress debug info for
1620         the parent type.
1621
1622 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
1623
1624         PR middle-end/52419
1625         * expr.c (expand_assignment): If doing misaligned store that doesn't
1626         cover all mode bits, perform a RMW cycle.
1627
1628         PR tree-optimization/52429
1629         * tree-parloops.c (separate_decls_in_region_debug): Return early
1630         if var is LABEL_DECL.
1631
1632 2012-02-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1633
1634         PR tree-optimization/52424
1635         * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
1636         calling dom_thread_across_edge.
1637
1638 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
1639
1640         * config/avr/avr.c: Move definition of TARGET macros to end of file.
1641
1642 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
1643
1644         * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
1645         * config/avr/avr.c (avr_output_bld): Remove unused function.
1646         (avr_out_sbxx_branch): Use "%T" to print bit position.
1647
1648 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
1649
1650         * config/avr/avr.md: Untabify.
1651
1652 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
1653
1654         * config/avr/avr.md (eqne): New code iterator.
1655         (*dec-and-branchsi): Use it in text peephole's condition.
1656         (*dec-and-branchhi): Ditto.
1657         (*dec-and-branchqi): Ditto.
1658
1659 2012-02-29  Georg-Johann Lay  <avr@gjlay.de>
1660
1661         PR target/49939
1662         * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
1663         the device does not have the skip-bug.
1664
1665 2012-02-29  Oleg Endo  <olegendo@gcc.gnu.org>
1666
1667         * doc/invoke.texi (-msoft-atomic): Add more detailed description.
1668         (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
1669         -mpretend-cmove): New.
1670
1671 2012-02-29  Jakub Jelinek  <jakub@redhat.com>
1672
1673         PR bootstrap/52397
1674         * df.h (struct df_d): Adjust comment that hard_regs_live_count
1675         doesn't count DEBUG_INSN refs.
1676         * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
1677         for DEBUG_INSN refs.
1678
1679 2012-02-28  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1680
1681         Partially revert:
1682
1683         2012-02-20  Richard Guenther  <rguenther@suse.de>
1684         PR tree-optimization/52298
1685         * tree-vect-stmts.c (vectorizable_load): Properly use
1686         STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
1687         outer loops.
1688
1689 2012-02-28  Aldy Hernandez  <aldyh@redhat.com>
1690
1691         PR middle-end/51752
1692         * gimple.h (gimple_in_transaction): New.
1693         (gimple_set_in_transaction): New.
1694         (struct gimple_statement_base): Add in_transaction field.
1695         * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
1696         transaction loads.
1697         (tree_ssa_lim_initialize): Compute transaction bits.
1698         * tree.h (compute_transaction_bits): Protoize.
1699         * trans-mem.c (tm_region_init): Use the heap to store BB
1700         auxilliary data.
1701         (compute_transaction_bits): New.
1702
1703 2012-02-28  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1704
1705         * gcc.c (display_help): Document --help=common and sort entries
1706         alphabetically.
1707
1708 2012-02-28  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1709
1710         * doc/install.texi: Document check-$LANG specific shortcuts
1711
1712 2012-02-28  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
1713
1714         PR target/51534
1715         * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
1716         and vcgtu.
1717         * config/arm/arm_neon.h: Regenerate.
1718         * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
1719         (neon_vcgeu): New insn.
1720         (neon_vcgtu): Likewise.
1721         * config/arm/neon.ml (s_8_32, u_8_32): New lists.
1722         (ops): Unsigned comparison intrinsics call a different
1723         builtin.
1724
1725 2012-02-28  Richard Guenther  <rguenther@suse.de>
1726
1727         PR target/52407
1728         * config/i386/i386.c (ix86_expand_vector_set): Fix element
1729         ordering for the VEC_CONCAT for two element vectors for
1730         V2SFmode, V2SImode and V2DImode.
1731
1732 2012-02-28  Richard Earnshaw  <rearnsha@arm.com>
1733
1734         PR target/49448
1735         * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
1736         detecting big-endian triplets.
1737
1738 2012-02-28  Richard Earnshaw  <rearnsha@arm.com>
1739
1740         * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
1741         mode if there is no type information available.
1742
1743 2012-02-28  Thomas Koenig  <tkoenig@gcc.gnu.org>
1744
1745         PR tree-optimization/53207
1746         * doc/invoke.texi: Document as experimental and relying on graphite.
1747
1748 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
1749
1750         * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
1751         of initializer to changes from r184614.
1752
1753 2012-02-28  Richard Guenther  <rguenther@suse.de>
1754
1755         PR tree-optimization/52395
1756         * tree-sra.c (build_ref_for_offset): Also look at the base
1757         TYPE_ALIGN when figuring out the alignment of the replacement.
1758
1759 2012-02-28  Richard Guenther  <rguenther@suse.de>
1760
1761         PR tree-optimization/52402
1762         * ipa-prop.c (ipa_modify_call_arguments): Properly use
1763         mis-aligned types when creating the accesses at the call site.
1764
1765 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
1766
1767         * config/avr/builtins.def: New file.
1768         * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
1769         * config/avr/avr.c (enum avr_builtin_id): Use it.
1770         (avr_init_builtins): Use it. And use avr_bdesc.
1771         (bdesc_1arg): Remove.
1772         (bdesc_2arg): Remove.
1773         (bdesc_3arg): Remove.
1774         (struct avr_builtin_description): Add field n_args.
1775         (avr_bdesc): New static variable using builtins.def.
1776         (avr_expand_builtin): Use it.
1777         Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
1778         (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
1779         Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
1780
1781 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
1782
1783         PR target/52148
1784         * config/avr/avr.md (movmem_<mode>): Replace match_operand that
1785         match only one single hard register with respective hard reg rtx.
1786         (movmemx_<mode>): Ditto.
1787         * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
1788         insn anatomy of movmem[x]_<mode>.
1789         (avr_out_movmem): Same for printing assembler and operand usage.
1790
1791 2012-02-28  Georg-Johann Lay  <avr@gjlay.de>
1792
1793         PR target/49868
1794         PR target/52261
1795         * doc/extend.texi (AVR Named Address Spaces): No more try to fix
1796         address spaces located outside of device flash.
1797
1798         * config/avr/avr.h (base_arch_s): Remove field n_segments.
1799         (mcu_type_s): Add field n_flash.
1800         * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
1801         Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
1802         (AVR_MCU): Add N_FLASH argument.
1803         * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
1804         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
1805         macro __FLASH<n> if that address space makes sense for the device.
1806         * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
1807         outside of target flash.
1808         (avr_asm_named_section): Ditto.
1809         (avr_asm_select_section): Ditto.
1810         (avr_addr_space_convert): Ditto.
1811         (avr_emit_movmemhi): Ditto.
1812         (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
1813         address space is outside of device flash.
1814         (avr_insert_attributes): Ditto.
1815         (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
1816         avr_current_arch->n_segments.
1817
1818 2012-02-27  H.J. Lu  <hongjiu.lu@intel.com>
1819
1820         PR target/52352
1821         * config/i386/i386.md (*movabs<mode>_1): Enable only for
1822         TARGET_LP64.
1823         (*movabs<mode>_2): Likewise.
1824
1825 2012-02-27  Jakub Jelinek  <jakub@redhat.com>
1826
1827         PR target/52375
1828         * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
1829         s_register_operand in the test instead of REG_P.  Don't call
1830         gen_reg_rtx if it won't be used.
1831
1832         PR tree-optimization/52376
1833         * ipa-split.c (split_function): Ignore CLOBBER stmts.
1834
1835 2012-02-27  Stuart Henderson  <shenders@gcc.gnu.org>
1836
1837         * ifcvt.c (noce_get_condition): Check condition variable is not
1838         small_register_classes_for_mode_p before accepting.
1839
1840 2012-02-27  Uros Bizjak  <ubizjak@gmail.com>
1841
1842         * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
1843
1844 2012-02-27  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
1845
1846         Revert:
1847         2012-01-09  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
1848         * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
1849         tuning parameters.
1850         * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
1851
1852 2012-02-27  Oleg Endo  <olegendo@gcc.gnu.org>
1853
1854         * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
1855
1856 2012-02-26  Oleg Endo  <olegendo@gcc.gnu.org>
1857
1858         * config/sh/predicates.md: Remove blank lines.
1859         * config/sh/sh.c: Fix typos in comments.
1860         * config/sh/constraints.md: Likewise.
1861         * config/sh/sh.md: Remove blank lines.
1862         Fix typos in comments.  Use ;; as comment characters.
1863
1864 2012-02-26  Walter Lee  <walt@tilera.com>
1865
1866         * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
1867         (replace_mov_pcrel_step2): Ditto.
1868
1869 2012-02-25  Alexandre Oliva  <aoliva@redhat.com>
1870
1871         PR debug/52001
1872         * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
1873         (get_addr): Walk canonical value's locs.  Avoid returning VALUEs
1874         and locs that reference values newer than the non-canonical value
1875         at hand.  Return the canonical value as a worst case.
1876         (memrefs_conflict_p): Walk canonical value's locs.
1877
1878         PR debug/52001
1879         * cselib.c (preserve_only_constants): Rename to...
1880         (preserve_constants_and_equivs): ... this.  Split out...
1881         (invariant_or_equiv_p): ... this.  Preserve plus expressions
1882         of other preserved expressions too.
1883         (cselib_reset_table): Adjust.
1884         * var-tracking.c (reverse_op): Use canonical value to build
1885         reverse operation.
1886
1887 2012-02-23  Kai Tietz  <ktietz@redhat.com>
1888
1889         * config/i386/i386.c (ix86_delegitimize_address): Handle
1890         UNSPEC_PCREL plus displacement.
1891
1892 2012-02-24  Georg-Johann Lay  <avr@gjlay.de>
1893
1894         PR target/52261
1895         * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
1896         to test for unusedness in st X addressing.
1897
1898 2012-02-24  Richard Guenther  <rguenther@suse.de>
1899
1900         PR middle-end/52361
1901         * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
1902         (is_gimple_reg_type): Move inline ...
1903         * gimple.h (is_gimple_reg_type): ... here.
1904
1905 2012-02-24  Richard Guenther  <rguenther@suse.de>
1906
1907         PR middle-end/52361
1908         * passes.c (execute_function_todo): When verifying SSA form
1909         verify gimple form first.
1910         * tree-ssa.c (verify_ssa): Do not verify gimple form here.
1911
1912 2012-02-24  Richard Guenther  <rguenther@suse.de>
1913
1914         PR middle-end/52355
1915         * fold-const.c (fold_addr_of_array_ref_difference): New function.
1916         (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
1917
1918 2012-02-13  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1919
1920         * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
1921
1922 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1923
1924         * tree-phinodes.c (make_phi_node): Mark static.
1925         * tree-flow.h (make_phi_node): Remove extern decl.
1926         * doc/gimple.texi (make_phi_node): Remove documentation.
1927
1928 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1929
1930         * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
1931         * tree-ssa-sccvn.c (print_scc): Ditto.
1932
1933 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1934
1935         * doc/passes.texi (Full redundancy elimination): Fix typo.
1936
1937 2012-02-23  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1938
1939         * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
1940
1941 2012-02-23  Eric Botcazou  <ebotcazou@adacore.com>
1942
1943         PR bootstrap/52287
1944         * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
1945
1946 2012-02-23  Uros Bizjak  <ubizjak@gmail.com>
1947
1948         PR c/52290
1949         * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
1950
1951 2012-02-23  Georg-Johann Lay  <avr@gjlay.de>
1952
1953         * config/avr/avr.md (code_stdname): Add ior, xor.
1954         (xior): New code iterator.
1955         (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
1956         (*<code_stdname><mode>qi.byte1-3): Ditto.
1957
1958 2012-02-23  Jakub Jelinek  <jakub@redhat.com>
1959
1960         PR tree-optimization/52019
1961         * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
1962         CLOBBER stmts.
1963
1964 2012-02-23  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1965
1966         * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
1967         HAVE_INITFINI_ARRAY to work around namespace pollution in
1968         certain versions of newlib system headers.
1969         * config.in: Regenerate.
1970         * configure: Regenerate.
1971         * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
1972         instead of HAVE_INITFINI_ARRAY.
1973
1974 2012-02-22  Uros Bizjak  <ubizjak@gmail.com>
1975
1976         PR target/52330
1977         * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
1978         is not offsettable memory reference.
1979
1980 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
1981
1982         PR target/18145
1983         * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
1984         setting avr_need_clear_bss_p for __gnu_lto* symbols.
1985
1986 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
1987
1988         * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
1989         * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
1990
1991 2012-02-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1992
1993         * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
1994         library on Solaris 8 even without TLS support.
1995         * configure: Regenerate.
1996
1997 2012-02-22  Richard Guenther  <rguenther@suse.de>
1998
1999         PR middle-end/52329
2000         * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
2001         for GIMPLE_DEBUG stmts.
2002
2003 2012-02-22  Martin Jambor  <mjambor@suse.cz>
2004
2005         PR middle-end/51782
2006         * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
2007         according to the base object.
2008
2009 2012-02-22  Georg-Johann Lay  <avr@gjlay.de>
2010
2011         PR rtl-optimization/50063
2012         * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
2013         and 2 (8-bit SP) in operand 2.
2014         * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
2015         setup to use movhi_sp_r instead of vanilla move to write SP.
2016         Adjust REG_CFA notes to superseed unspec.
2017         (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
2018         of vanilla move.
2019         As function body might contain CLI or SEI: Use irq_state 0 (IRQ
2020         known to be off) only with TARGET_NO_INTERRUPTS. Never use
2021         irq_state 1 (IRQ known to be on) here.
2022
2023 2012-02-21  Bernd Schmidt  <bernds@codesourcery.com>
2024
2025         * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
2026         WORDS_BIG_ENDIAN.
2027         * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
2028         assign_hard_reg): Likewise.
2029
2030 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
2031
2032         * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
2033
2034 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
2035
2036         * config/avr/avr.md
2037         (*dec-and-branchhi!=-1.d.clobber): New text peephole.
2038         (*dec-and-branchhi!=-1.l.clobber): New text peephole.
2039
2040 2012-02-21  Georg-Johann Lay  <avr@gjlay.de>
2041
2042         * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
2043         prototype from here to...
2044         * config/avr/avr.h: ...here.
2045
2046 2012-02-21  Richard Earnshaw  <rearnsha@arm.com>
2047
2048         PR target/52294
2049         * thumb2.md (thumb2_shiftsi3_short): Split register and
2050         immediate shifts.  For register shifts tie operands 0 and 1.
2051         (peephole2 for above): Check that register-controlled shifts
2052         have suitably tied operands.
2053
2054 2012-02-21  Quentin Neill  <quentin.neill@amd.com>
2055
2056         PR target/52137
2057         * config/i386/bdver1.md (bdver1_call, bdver1_push,
2058         bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
2059         bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
2060         bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
2061         bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
2062         bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
2063         bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
2064         bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
2065         bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
2066         bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
2067         bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
2068         bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
2069         bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
2070         bdver1_ssevector_avx256_unaligned_load,
2071         bdver1_ssevector_sse128_unaligned_load,
2072         bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
2073         bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
2074         bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
2075         bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
2076         bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
2077         bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
2078         bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
2079         bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
2080         bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
2081         bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
2082         bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
2083         bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
2084         bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
2085         bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
2086         bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
2087         bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
2088         bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
2089         bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
2090         bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
2091         bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
2092         bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
2093         bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
2094         bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
2095         bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
2096         bdver1_ssediv_double_load, bdver1_ssediv_double,
2097         bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
2098         Add "bdver2" attribute.
2099
2100 2012-02-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2101
2102         * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
2103         default if possible and not specified otherwise.
2104
2105 2012-02-21  Richard Guenther  <rguenther@suse.de>
2106
2107         PR middle-end/52314
2108         * gimplify.c (create_tmp_from_val): Use the main variant type
2109         for the type of the temporary we create.
2110
2111 2012-02-21  Richard Guenther  <rguenther@suse.de>
2112
2113         PR tree-optimization/52324
2114         * gimplify.c (gimplify_expr): When re-gimplifying expressions
2115         do not gimplify a MEM_REF address operand if it is already
2116         in suitable form.
2117
2118 2012-02-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2119
2120         * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
2121         TARGET_HARD_FLOAT with TARGET_HARD_DFP.
2122
2123 2012-02-21  Richard Guenther  <rguenther@suse.de>
2124
2125         * tree-vect-stmts.c (vectorizable_load): Use pre-computed
2126         nested_in_vect_loop.
2127
2128 2012-02-21  Jakub Jelinek  <jakub@redhat.com>
2129
2130         PR tree-optimization/52318
2131         * gimple-fold.c (gimplify_and_update_call_from_tree): Add
2132         vdef also to non-pure/const call stmts in the sequence.
2133
2134 2012-02-20  David S. Miller  <davem@davemloft.net>
2135
2136         * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
2137         don't use the "rd %pc" instruction on v9 for PIC register loads.
2138
2139 2012-02-20  Aldy Hernandez  <aldyh@redhat.com>
2140
2141         PR middle-end/52141
2142         * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
2143         in a transaction safe function.
2144
2145 2012-02-20  Kai Tietz  <ktietz@redhat.com>
2146
2147         PR target/52238
2148         * stor-layout.c (place_field): Handle desired_align for
2149         ms-bitfields, too.
2150
2151 2012-02-20  Richard Guenther  <rguenther@suse.de>
2152
2153         PR tree-optimization/52298
2154         * tree-vect-stmts.c (vectorizable_store): Properly use
2155         STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
2156         outer loops.
2157         (vectorizable_load): Likewise.
2158         * tree-vect-data-refs.c (vect_analyze_data_ref_access):
2159         Access DR_STEP after ensuring it is not NULL.
2160
2161 2012-02-20  Jakub Jelinek  <jakub@redhat.com>
2162
2163         PR tree-optimization/52286
2164         * fold-const.c (fold_binary_loc): For (X & C1) | C2
2165         optimization use double_int_to_tree instead of build_int_cst_wide,
2166         rewrite to use double_int vars.
2167
2168 2012-02-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2169
2170         PR target/50166
2171         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
2172         Define _start.
2173         Remove -e 0 from $gcc_cv_ld invocation.
2174         Only use __GLIBC_PREREQ if defined.
2175         Enable on Solaris since Solaris 8 patch.
2176         (gcc_SUN_LD_VERSION): New macro.
2177         * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
2178         gcc_SUN_LD_VERSION for version number format.
2179         * configure: Regenerate.
2180         * varasm.c (get_elf_initfini_array_priority_section): Set
2181         SECTION_NOTYPE for non-default priority.
2182         Use get_section instead of get_unnamed_section to emit
2183         .init_array/.fini_array with default priority.
2184
2185 2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>
2186
2187         * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
2188         (mips_get_tp): Set it.  Record that __mips16_rdhwr binds locally.
2189         (mips_start_unique_function, mips_output_mips16_rdhwr)
2190         (mips_code_end): New functions.
2191         (TARGET_ASM_CODE_END): Define.
2192
2193 2012-02-19  Richard Sandiford  <rdsandiford@googlemail.com>
2194
2195         * config/mips/mips.c (mips16_build_call_stub): Add CFI information
2196         to stubs with non-sibling calls.
2197
2198 2012-02-18  Sandra Loosemore  <sandra@codesourcery.com>
2199
2200         * doc/invoke.texi (-fira-* options): Copy-edit.
2201         (ira-* parameters): Copy-edit.
2202
2203 2012-02-17  Sandra Loosemore  <sandra@codesourcery.com>
2204
2205         * doc/invoke.texi: Minor copy-edits to bring into conformance with
2206         GCC coding conventions.
2207
2208 2012-02-17  Sandra Loosemore  <sandra@codesourcery.com>
2209
2210         * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
2211         when used as adjectives.
2212
2213 2012-02-16  Sandra Loosemore  <sandra@codesourcery.com>
2214
2215         * doc/invoke.texi: Clean up "that"/"which" confusion.
2216
2217 2012-02-17  Steven Bosscher  <steven@gcc.gnu.org>
2218
2219         * system.h: Poison SMALL_REGISTER_CLASSES
2220         * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
2221         * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
2222
2223 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
2224
2225         PR tree-optimization/52285
2226         * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
2227         when deciding if a call is a tail call or tail recursion.
2228
2229 2012-02-16  Kai Tietz  <ktietz@redhat.com>
2230
2231         * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
2232         interger-constant displacement for UNSPEC_PCREL.
2233
2234 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
2235
2236         PR rtl-optimization/52208
2237         * ira-costs.c (scan_one_insn): Don't decrease mem_cost
2238         for MEMs with REG_EQUIV, if the MEM isn't general_operand.
2239
2240         PR tree-optimization/52255
2241         * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
2242         loop->header has virtual PHI, but exit_e->dest doesn't, add
2243         virtual PHI to exit_e->dest and adjust all uses after the loop.
2244
2245         PR debug/52260
2246         * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
2247         children with clone_tree_hash, not after it.
2248
2249 2012-02-16  Iain Sandoe  <iains@gcc.gnu.org>
2250
2251         * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
2252         extended identifiers.
2253
2254 2012-02-16  Jakub Jelinek  <jakub@redhat.com>
2255
2256         PR middle-end/51929
2257         * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
2258         a same_body_alias, also test whether e->callee isn't a former
2259         or current clone of the decl this is a same body alias of.
2260
2261         PR translation/52264
2262         * cgraphunit.c (verify_cgraph_node): Fix a typo.
2263
2264 2012-02-15  Sandra Loosemore  <sandra@codesourcery.com>
2265
2266         * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
2267
2268 2012-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
2269
2270         PR target/52199
2271         * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
2272         force_reg instead of copy_to_reg for better optimization.  Force
2273         non-register or memory operands into a register.
2274
2275 2012-02-15  Andrew MacLeod  <amacleod@redhat.com>
2276
2277         * extend.texi: Reserve upper bits of memory model for future use.
2278
2279 2012-01-15  Georg-Johann Lay  <avr@gjlay.de>
2280             Anatoly Sokolov <aesok@post.ru>
2281             Eric Weddington <eric.weddington@atmel.com>
2282
2283         PR target/52261
2284         * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
2285         avrxmega4, avrxmega5, avrxmega6, avrxmega7.
2286         Rewrite initializers for .macro.
2287         * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
2288         avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
2289         atxmega32d4, atxmega32x1.
2290         avrxmega4: atxmega64a3, atxmega64d3.
2291         avrxmega5: atxmega64a1, atxmega64a1u.
2292         avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
2293         atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
2294         avrxmega7: atxmega128a1, atxmega128a1u.
2295         * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
2296         ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
2297         (struct base_arch_s): Rename reserved to xmega_p.
2298         Rename reserved2 to have_rampd.
2299         (AVR_XMEGA): New define.
2300         (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
2301         (AVR_HAVE_RAMPZ): Change definition to fit xmega.
2302         * config/avr/predicates.md (io_address_operand): Take into
2303         account SFR offset.
2304         (low_io_address_operand): Ditto.
2305         (high_io_address_operand): Ditto.
2306         * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
2307         (enabled, movhi_sp_r): Use them.
2308         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
2309         cpp_define_formatted to built-in define __AVR_ARCH__.
2310         (__AVR_XMEGA__): New built-in define.
2311         (__AVR_HAVE_RAMPD__): New built-in define.
2312         (__AVR_HAVE_RAMPX__): New built-in define.
2313         (__AVR_HAVE_RAMPY__): New built-in define.
2314         (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
2315
2316         * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
2317         (avr_option_override): Initialize them.
2318         (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
2319         (avr_init_expanders): Initialize them. No more block several calls.
2320         (emit_push_sfr): New static function.
2321         (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
2322         Handle AVR_XMEGA.
2323         (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
2324         (avr_print_operand): Print addreeses as symbols for
2325         RAMPX, RAMPY, RAMPD, CCP.
2326         (output_movhi): Handle AVR_XMEGA when writing to SP.
2327         (avr_out_movhi_mr_r_xmega): New static function.
2328         (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
2329         (avr_file_start): Print symbol defines for __RAMPX__,  __RAMPY__,
2330         __RAMPD__,  __CCP__ as needed.
2331
2332         * config/avr/multilib.h: Regenerate.
2333         * config/avr/t-multilib: Regenerate.
2334         * config/avr/avr-tables.opt: Regenerate.
2335
2336 2012-02-15  Tobias Grosser <grosser@fim.uni-passau.de>
2337
2338         PR tree-optimization/50561
2339         * graphite-flattening.c (lst_project_loop): Do not
2340         remove old scattering dimensions after flattening.
2341         (lst_do_flatten): Likewise.
2342
2343 2012-02-15  Georg-Johann Lay  <avr@gjlay.de>
2344
2345         * doc/extend.texi (AVR Built-in Functions): Remove doc for
2346         __builtin_avr_map8, __builtin_avr_map16.
2347         Document __builtin_avr_insert_bits.
2348
2349         * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
2350         (insert_bits): New insn.
2351         (adjust_len.map_bits): Rename to insert_bits.
2352         (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
2353         * avr-protos.h (avr_out_map_bits): Remove.
2354         (avr_out_insert_bits, avr_has_nibble_0xf): New.
2355         * config/avr/constraints.md (Cxf,C0f): New.
2356         * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
2357         defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
2358         New built-in define __BUILTIN_AVR_INSERT_BITS.
2359         * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
2360         (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
2361         (avr_move_bits): Rewrite.
2362         (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
2363         functions.
2364         (avr_map_op_t): New typedef.
2365         (avr_map_op): New static variable.
2366         (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
2367         (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
2368         (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
2369         (bdesc_3arg, avr_expand_triop_builtin): New.
2370         (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
2371         (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
2372         (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
2373         (avr_map_equal_p, avr_map_sig_p): Remove.
2374         (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
2375         (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2376         (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
2377         (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2378         (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
2379         (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
2380
2381 2012-02-14  Bernd Schmidt  <bernds@codesourcery.com>
2382
2383         * config/c6x/c6x.md (reserve_cycles): New attribute.
2384         * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
2385         don't reserve functional units after the branch occurs.
2386
2387 2012-02-14  Aldy Hernandez  <aldyh@redhat.com>
2388
2389         PR middle-end/52142
2390         * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
2391         functions into non-tm_pure functions.
2392
2393 2012-02-14  Eric Botcazou  <ebotcazou@adacore.com>
2394
2395         PR lto/52178
2396         * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
2397         (iterative_hash_canonical_type): Likewise.
2398         * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
2399         the dead edges.
2400
2401 2012-02-14  Bernd Schmidt  <bernds@codesourcery.com>
2402
2403         * haifa-sched.c (prune_ready_list): Ensure that if there is a
2404         sched-group insn, it either remains alone or the entire list is pruned.
2405
2406 2012-02-14  Jonathan Wakely  <jwakely.gcc@gmail.com>
2407
2408         * doc/install.texi (Prerequisites): Fix grammar.
2409         (Configuration): Likewise.
2410
2411 2012-02-14  Jonathan Wakely  <jwakely.gcc@gmail.com>
2412
2413         * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
2414         MPC as part of GCC before describing configuring with --with-gmp etc.
2415         (Installing GCC: Configuration): --with-gmp etc. aren't needed if
2416         sources are present.
2417
2418 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
2419
2420         PR debug/51950
2421         * dwarf2out.c (clone_tree_hash): New function.
2422         (copy_decls_walk): Use it instead of clone_tree.
2423
2424 2012-02-14  Richard Guenther  <rguenther@suse.de>
2425
2426         PR tree-optimization/52244
2427         PR tree-optimization/51528
2428         * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
2429         replacements for integral types.
2430
2431 2012-02-14  Walter Lee  <walt@tilera.com>
2432
2433         * config.gcc: Handle tilegx and tilepro.
2434         * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
2435         tilegx and tilepro.
2436         Add HAVE_AS_TLS check for tilegx and tilepro.
2437         * configure: Regenerate.
2438         * doc/contrib.texi: Add Mat Hostetter and self.
2439         * doc/extend.texi (TILE-Gx Built-in Functions): New node.
2440         Document instruction intrinsics and network accessing intrinsics.
2441         (TILEPro Built-in Functions): New node.  Document instruction
2442         intrinsics and network accessing intrinsics.
2443         * doc/install.texi (Specific, tilegx-*-linux*): Document it.
2444         (Specific, tilepro-*-linux*): Likewise.
2445         * doc/invoke.texi (TILE-Gx Options): New section.
2446         (TILEPro Options): New section.
2447         * doc/md.texi (TILE-Gx): New section.
2448         (TILEPro): New section.
2449         * common/config/tilegx/tilegx-common.c: New file.
2450         * common/config/tilepro/tilepro-common.c: New file.
2451         * config/tilegx/constraints.md: New file.
2452         * config/tilegx/linux.h: New file.
2453         * config/tilegx/mul-tables.c: New file.
2454         * config/tilegx/predicates.md: New file.
2455         * config/tilegx/sync.md: New file.
2456         * config/tilegx/t-tilegx: New file.
2457         * config/tilegx/tilegx-builtins.h: New file.
2458         * config/tilegx/tilegx-c.c: New file.
2459         * config/tilegx/tilegx-generic.md: New file.
2460         * config/tilegx/tilegx-modes.def: New file.
2461         * config/tilegx/tilegx-multiply.h: New file.
2462         * config/tilegx/tilegx-protos.h: New file.
2463         * config/tilegx/tilegx.c: New file.
2464         * config/tilegx/tilegx.h: New file.
2465         * config/tilegx/tilegx.md: New file.
2466         * config/tilegx/tilegx.opt: New file.
2467         * config/tilepro/constraints.md: New file.
2468         * config/tilepro/gen-mul-tables.cc: New file.
2469         * config/tilepro/linux.h: New file.
2470         * config/tilepro/mul-tables.c: New file.
2471         * config/tilepro/predicates.md: New file.
2472         * config/tilepro/t-tilepro: New file.
2473         * config/tilepro/tilepro-builtins.h: New file.
2474         * config/tilepro/tilepro-c.c: New file.
2475         * config/tilepro/tilepro-generic.md: New file.
2476         * config/tilepro/tilepro-modes.def: New file.
2477         * config/tilepro/tilepro-multiply.h: New file.
2478         * config/tilepro/tilepro-protos.h: New file.
2479         * config/tilepro/tilepro.c: New file.
2480         * config/tilepro/tilepro.h: New file.
2481         * config/tilepro/tilepro.md: New file.
2482         * config/tilepro/tilepro.opt: New file.
2483
2484 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
2485
2486         PR tree-optimization/52210
2487         * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
2488         vect_model_simple_cost with two entry vect_def_type array instead
2489         of an address of dt.
2490
2491 2012-02-14  Richard Guenther  <rguenther@suse.de>
2492
2493         PR lto/52178
2494         * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2495         Do not stream DECL_QUALIFIER.
2496         * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2497         * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
2498         (find_decls_types_r): Do not walk DECL_QUALIFIER.
2499
2500 2012-02-14  Jakub Jelinek  <jakub@redhat.com>
2501
2502         PR c/52181
2503         * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
2504         newdecl.
2505
2506 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
2507
2508         PR bootstrap/52172
2509         * cselib.h (cselib_subst_to_values_from_insn): New prototype.
2510         * cselib.c (cselib_subst_to_values_from_insn): New function.
2511         * sched-deps.c (add_insn_mem_dependence,
2512         sched_analyze_1, sched_analyze_2): Use it.
2513
2514 2012-02-13  Jan Hubicka  <jh@suse.cz>
2515
2516         PR middle-end/52214
2517         * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
2518
2519 2012-02-13  Eric Botcazou  <ebotcazou@adacore.com>
2520
2521         * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
2522         (GTM_SELF_SPECS): Define if not already defined.
2523         (driver_self_specs): Add GTM_SELF_SPECS.
2524         * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
2525         (GTM_SELF_SPECS): Define.
2526         * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
2527         * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
2528
2529 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
2530
2531         * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
2532         away if seen.
2533
2534         * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
2535
2536         PR middle-end/52230
2537         * omp-low.c (expand_omp_for): If a static schedule without chunk size
2538         has NULL region->cont, force fd.chunk_size to be integer_zero_node.
2539
2540 2012-02-13  Andrew MacLeod  <amacleod@redhat.com>
2541
2542         PR c/52190
2543         * doc/extend.texi : Fix another __atomic_compare_exchange typo.
2544
2545 2012-02-13  Richard Guenther  <rguenther@suse.de>
2546
2547         PR translation/52211
2548         * passes.c (enable_disable_pass): Fix typo.
2549
2550 2012-02-13  Jakub Jelinek  <jakub@redhat.com>
2551
2552         PR middle-end/52209
2553         * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
2554         XOR for reduce_bit_field if type is unsigned.
2555
2556 2012-02-12  Eric Botcazou  <ebotcazou@adacore.com>
2557
2558         * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
2559         disallow changes from SFmode to mode with different size in FP regs.
2560
2561 2012-02-12  Robert Millan  <rmh@gnu.org>
2562             Gerald Pfeifer <gerald@pfeifer.com>
2563
2564         * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
2565         Tweak comment.
2566
2567 2012-02-11  Richard Sandiford  <rdsandiford@googlemail.com>
2568
2569         PR rtl-optimization/52175
2570         * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
2571         to frame-related instructions.
2572
2573 2012-02-10  Jason Merrill  <jason@redhat.com>
2574
2575         PR c++/51910
2576         * tlink.c (demangled_hash_entry): Change mangled to a VEC.
2577         (demangle_new_symbols): Fill it.
2578         (scan_linker_output): Walk it.
2579         (start_tweaking): Split out from scan_linker_output.
2580         (maybe_tweak): Update sym->chosen.
2581         * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
2582
2583 2012-02-11  Jakub Jelinek  <jakub@redhat.com>
2584
2585         PR debug/52132
2586         * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
2587
2588 2012-02-11  Uros Bizjak  <ubizjak@gmail.com>
2589
2590         * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
2591         having the same mode as previous compare.
2592
2593 2012-02-10  Eric Botcazou  <ebotcazou@adacore.com>
2594
2595         * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
2596         * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
2597         (nonlocal_goto_internal): Likewise.
2598         (nonlocal_goto): Emit a use and an indirect jump directly.
2599
2600 2012-02-10  Andrew MacLeod  <amacleod@redhat.com>
2601
2602         PR c/52190
2603         * doc/extend.texi : Update comments for __atomic_compare_exchange and
2604         __atomic_{is,always}_lock_free.
2605
2606 2012-02-10  Uros Bizjak  <ubizjak@gmail.com>
2607
2608         PR target/52146
2609         * config/i386/i386.c (ix86_legitimate_address_p): Disallow
2610         negative constant address for x32.
2611
2612 2012-02-10  Richard Henderson  <rth@redhat.com>
2613
2614         * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
2615         * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
2616         for GIMPLE_TRANSACTION.  Tidy if's into a switch.
2617
2618 2012-02-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2619             Ira Rosen  <irar@il.ibm.com>
2620
2621         PR tree-optimization/50031
2622         * targhooks.c (default_builtin_vectorization_cost): Handle
2623         vec_promote_demote.
2624         * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
2625         * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
2626         all types of reduction and pattern statements.
2627         (vect_estimate_min_profitable_iters): Likewise.
2628         * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
2629         (vect_get_load_cost): Use vec_perm for permutations; add dump logic
2630         for explicit realigns.
2631         (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
2632         * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
2633         vec_promote_demote.
2634         * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2635         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
2636         vec_perm for VSX and handle vec_promote_demote.
2637
2638 2012-02-10  Jakub Jelinek  <jakub@redhat.com>
2639
2640         PR middle-end/52177
2641         * builtins.c (fold_builtin_atomic_always_lock_free,
2642         expand_builtin_atomic_always_lock_free,
2643         fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
2644         Return and/or test boolean_true_node/boolean_false_node instead of
2645         integer_one_node/integer_zero_node.
2646
2647 2012-02-10  Jan Hubicka  <jh@suse.cz>
2648
2649         PR middle-end/48600
2650         * predict.c (predict_paths_for_bb): Prevent looping.
2651         (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
2652
2653 2012-02-10  Roman Zhuykov  <zhroma@ispras.ru>
2654
2655         * config/arm/arm.c (output_move_double): In one case properly
2656         count number of instructions that will be emitted.
2657
2658 2012-02-10  Richard Guenther  <rguenther@suse.de>
2659
2660         PR translation/52193
2661         * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
2662
2663 2012-02-09  Peter Bergner  <bergner@vnet.ibm.com>
2664
2665         PR middle-end/52140
2666         * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
2667
2668 2012-02-09  Jakub Jelinek  <jakub@redhat.com>
2669
2670         PR debug/52165
2671         * var-tracking.c (emit_note_insn_var_location): If
2672         EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
2673         emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
2674         non-NOTE_DURING_CALL_P insn.
2675
2676 2012-02-09  Bin Cheng  <bin.cheng@arm.com>
2677
2678         PR middle-end/51867
2679         * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
2680
2681 2012-02-08  Magnus Granberg  <zorry@gentoo.org>
2682
2683         PR driver/48524
2684         * gcc.c (switch_matches) Support switches with separated form,
2685         -D and -U.
2686
2687 2012-02-08  Georg-Johann Lay  <avr@gjlay.de>
2688
2689         * config/avr/avr.md (SREG_ADDR): Remove constant definition.
2690         (SP_ADDR): Ditto.
2691         (RAMPZ_ADDR): Ditto.
2692         * config/avr/avr.c (avr_addr_t): New typedef.
2693         (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
2694         (avr_init_expanders): Initialize it.
2695         (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
2696         SREG_ADDR.
2697         (expand_epilogue): Ditto.
2698         (avr_print_operand): Ditto.
2699         (avr_file_start): Ditto.
2700         (avr_emit_movmemhi): Ditto.
2701
2702 2012-02-08  Richard Guenther  <rguenther@suse.de>
2703
2704         PR tree-optimization/46886
2705         * tree-flow.h (do_while_loop_p): Declare.
2706         * tree-ssa-loop-ch.c (do_while_loop_p): Export.
2707         * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
2708
2709 2012-02-08  Andrew MacLeod  <amacleod@redhat.com>
2710
2711         * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
2712         always succeed for integers larger than a native word.
2713
2714 2012-02-08  Richard Guenther  <rguenther@suse.de>
2715
2716         PR rtl-optimization/52170
2717         * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
2718         properly handle integer vector modes.
2719
2720 2012-02-08  Jakub Jelinek  <jakub@redhat.com>
2721
2722         PR gcov-profile/52150
2723         * coverage.c: Include target.h.
2724         (build_var): Call targetm.strip_name_encoding on the assembler name.
2725         Change one _ into . or $ if the target allows it.
2726         * Makefile.in (coverage.o): Depend on $(TARGET_H).
2727
2728         PR rtl-optimization/52139
2729         * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
2730         is a BARRIER after emit_insn_after_noloc, move BB_END
2731         to the last non-BARRIER insn before it.
2732
2733 2012-02-07  Richard Sandiford  <rdsandiford@googlemail.com>
2734
2735         PR middle-end/24306
2736         * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
2737         (mips_gimplify_va_arg_expr): Call it instead of
2738         std_gimplify_va_arg_expr.
2739
2740 2012-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
2741
2742         * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
2743         message for -mno-pointers-to-nested-function.
2744
2745 2012-02-07  Eric Botcazou  <ebotcazou@adacore.com>
2746
2747         PR middle-end/51994
2748         * expr.c (get_inner_reference): If there is an offset, add a negative
2749         bit position to it (if any).
2750
2751 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
2752
2753         PR rtl-optimization/52060
2754         * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
2755         copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
2756         before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
2757         and/or i0src_copy2 when needed.
2758
2759 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
2760
2761         * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
2762         or LTOPLUGINSONAME if have_c.
2763
2764         * config/freebsd-spec.h: Add comment about what macros can be defined
2765         in this header.
2766         (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
2767         * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
2768         here instead.
2769
2770 2012-02-07  Richard Guenther  <rguenther@suse.de>
2771
2772         * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
2773         newline in -alias dumps.
2774
2775 2012-02-07  Kai Tietz  <ktietz@redhat.com>
2776             Dave Korn  <dave.korn.cygwin@gmail.com>
2777
2778         PR target/40068
2779         * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2780         Take care that typinfo gets dllexport-attribute.
2781
2782 2012-02-07  Jakub Jelinek  <jakub@redhat.com>
2783
2784         PR middle-end/52074
2785         * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
2786         if modifier < EXPAND_SUM call force_operand on the result.
2787
2788 2012-02-07  Joern Rennecke  <joern.rennecke@embecosm.com>
2789
2790         * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
2791         adding __forwarder_dst__ prefix if a forwarder_section attribute is
2792         present.
2793         (epiphany_function_type): Replace types for specific interrupts with
2794         EPIPHANY_FUNCTION_INTERRUPT.
2795         (EPIPHANY_INTERRUPT_P): Update.
2796         * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
2797         New static function.
2798         (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
2799         <disinterrupt>: Affects type identity.
2800         (epiphany_handle_interrupt_attribute): Handle variable number of
2801         arguments.
2802         (epiphany_compute_function_type): Update for new
2803         epiphany_function_type definition.
2804         (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
2805         handlers with a longcall forwarder.
2806         (epiphany_start_function): Handle multiple interrupt arguments and/or
2807         forwarder_section attribute.
2808
2809         * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
2810         libgloss.
2811
2812 2012-02-07  Alan Modra  <amodra@gmail.com>
2813
2814         PR target/52107
2815         * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
2816         subregs of TFmode.
2817
2818 2012-02-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2819
2820         PR tree-optimization/50969
2821         * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
2822         use vec_perm rather than vector_stmt.
2823         (vect_model_load_cost): Likewise.
2824         * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
2825         vec_perm to be the same as other vector statements.
2826         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
2827         cost of vec_perm for TARGET_VSX.
2828
2829 2012-02-06  Richard Guenther  <rguenther@suse.de>
2830
2831         PR tree-optimization/52115
2832         * tree-sra.c (access_has_replacements_p): New function.
2833         (sra_modify_assign): Use it to decide whether a use is uninitialized.
2834
2835 2012-02-06  Patrick Marlier  <patrick.marlier@gmail.com>
2836
2837         PR middle-end/52047
2838         * trans-mem.c (expand_call_tm): Add an assertion.
2839         * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
2840         functions.
2841
2842 2012-02-06  Richard Guenther  <rguenther@suse.de>
2843
2844         PR tree-optimization/50955
2845         * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
2846         raise cost of expressions that replace an address with an
2847         expression based on a different pointer.
2848
2849 2012-02-06  Jakub Jelinek  <jakub@redhat.com>
2850
2851         PR target/52129
2852         * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
2853         CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
2854
2855 2012-02-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
2856
2857         PR c++/48680
2858         * doc/invoke.texi (C++ Dialect Options): Use @option markup for
2859         -Weffc++ and specify guidelines come from second edition.
2860
2861 2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
2862
2863         * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
2864         (sibcall_value_multiple_internal, call_split, call_internal_direct)
2865         (call_direct_split, call_value_split, call_value_internal_direct)
2866         (call_value_direct_split, call_value_multiple_split): Use jal and
2867         jal_macro attributes.
2868
2869 2012-02-05  Richard Sandiford  <rdsandiford@googlemail.com>
2870
2871         * reload1.c (reload_regs_reach_end_p): Replace with...
2872         (reload_reg_rtx_reaches_end_p): ...this function.
2873         (new_spill_reg_store): Update commentary.
2874         (emit_input_reload_insns): Don't clear new_spill_reg_store here.
2875         (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
2876         before setting new_spill_reg_store.
2877         (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
2878         Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
2879         Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
2880         for non-spill reload registers.
2881
2882 2012-02-05  Ira Rosen  <irar@il.ibm.com>
2883
2884         PR tree-optimization/52091
2885         * tree-vectorizer.h (vect_is_simple_use): Add an argument.
2886         (vect_is_simple_use_1): Likewise.
2887         * tree-vect-loop.c (vectorizable_reduction): Update calls
2888         to vect_is_simple_use_1 and vect_is_simple_use.
2889         (vectorizable_live_operation): Likewise.
2890         * tree-vect-patterns.c (widened_name_p,
2891         vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
2892         * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
2893         vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2894         vectorizable_shift,vectorizable_operation, vectorizable_store,
2895         vectorizable_load): Likewise.
2896         (vect_is_simple_cond): Add an argument, pass it to
2897         vect_is_simple_use_1.
2898         (vectorizable_condition): Update calls to vect_is_simple_cond,
2899         vect_is_simple_use.
2900         (vect_is_simple_use): Add an argument, the statement in which
2901         OPERAND is used.  Check that if OPERAND's def stmt is a double
2902         reduction phi node, the use is a phi node too.
2903         (vect_is_simple_use_1): Add an argument, pass it to
2904         vect_is_simple_use.
2905         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
2906         to vect_is_simple_use.
2907
2908 2012-02-04  Jakub Jelinek  <jakub@redhat.com>
2909
2910         PR rtl-optimization/52095
2911         * modulo-sched.c (dump_insn_locator): New function.
2912         (loop_canon_p, sms_schedule): Use it.
2913
2914         PR rtl-optimization/52113
2915         * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
2916         even for decomposable shift/zext insns.
2917
2918 2012-02-03  Jakub Jelinek  <jakub@redhat.com>
2919             Zdenek Dvorak  <ook@ucw.cz>
2920
2921         PR rtl-optimization/52092
2922         * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
2923         on get_iv_value result.
2924
2925 2012-02-02  Andrew Pinski  <apinski@cavium.com>
2926
2927         PR middle-end/47982
2928         PR middle-end/43967
2929         * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
2930
2931 2012-02-02  Jakub Jelinek  <jakub@redhat.com>
2932
2933         PR middle-end/48071
2934         * diagnostic.c (diagnostic_finish): Remove trailing newlines.
2935
2936 2012-02-02  Vladimir Makarov  <vmakarov@redhat.com>
2937
2938         PR rtl-optimization/49800
2939         * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
2940         (sched_finish): Call regstat_free_n_sets_and_refs.
2941
2942 2012-02-02  Jia Liu  <proljc@gmail.com>
2943
2944         * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
2945         than operand 2.
2946
2947 2012-02-02  Jan Hubicka  <jh@suse.cz>
2948             Tom de Vries  <tom@codesourcery.com>
2949
2950         PR middle-end/51998
2951         * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
2952         * varpool.c (varpool_analyze_pending_decls): Likewise.
2953
2954 2012-02-02  Sumanth G <sumanth.gundapaneni@kpitcummins.com>
2955             Jayant R Sonar <jayant.sonar@kpitcummins.com>
2956
2957         * config.gcc: Add cr16-* support.
2958
2959         * doc/extend.texi: Document cr16 extensions.
2960         * doc/install.texi: Document cr16 install.
2961         * doc/invoke.texi: Document cr16 options.
2962         * doc/md.texi: Document cr16 constraints.
2963
2964         * common/config/cr16/cr16-common.c: New file.
2965         * config/cr16/cr16.c: New file.
2966         * config/cr16/cr16.h: New file.
2967         * config/cr16/cr16.md: New file.
2968         * config/cr16/cr16.opt: New file.
2969         * config/cr16/cr16-protos.h: New file.
2970         * config/cr16/predicates.md: New file.
2971         * config/cr16/constraints.md: New file.
2972         * config/cr16/t-cr16: New file.
2973
2974 2012-02-02  Jakub Jelinek  <jakub@redhat.com>
2975
2976         PR target/52086
2977         * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
2978         that operands[2] is either immediate, or q_regs_operand.
2979
2980         PR tree-optimization/52073
2981         * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
2982         a pattern stmt for pattern uses, ignore uses outside of the loop.
2983
2984 2012-02-01  Georg-Johann Lay  <avr@gjlay.de>
2985
2986         * config/avr/avr.c: Resolve all AS1 and AS2 macros.
2987         * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
2988         (OUT_AS1, OUT_AS2): Remove.
2989
2990 2012-02-01  Georg-Johann Lay  <avr@gjlay.de>
2991
2992         PR rtl-optimization/51374
2993         * combine.c (can_combine_p): Don't allow volatile_refs_p insns
2994         to cross other volatile_refs_p insns.
2995
2996 2012-02-01  Richard Guenther  <rguenther@suse.de>
2997
2998         * doc/invoke.texi (fno-inline): Clarify documentation.
2999         (finline-small-functions): Likewise.
3000         (finline-functions): Likewise.
3001         * common.opt (finline): Adjust comment and documentation.
3002         (finline-small-functions): Clarify documentation.
3003         (finline-functions): Likewise.
3004         (finline-functions-called-once): Likewise.
3005
3006 2012-02-01  Tristan Gingold  <gingold@adacore.com>
3007
3008         * c-typeck.c (composite_type): Keep mode for pointers.
3009
3010 2012-01-31  Richard Sandiford  <rdsandiford@googlemail.com>
3011
3012         * function.h (regno_reg_rtx): Adjust comment.
3013         * reginfo.c (init_reg_modes_target): Only use the previous mode
3014         if it fits within one register.  Remove MIPS comment.
3015
3016 2012-01-31  Jakub Jelinek  <jakub@redhat.com>
3017
3018         PR bootstrap/52058
3019         * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
3020
3021 2012-01-31  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3022
3023         * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
3024         to srak instruction.
3025
3026 2012-01-31  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
3027
3028         * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
3029
3030 2012-01-31  Jakub Jelinek  <jakub@redhat.com>
3031
3032         PR bootstrap/52041
3033         PR bootstrap/52039
3034         PR target/51974
3035         * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
3036
3037 2012-01-31  Richard Guenther  <rguenther@suse.de>
3038
3039         PR tree-optimization/51528
3040         * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
3041         assigns.
3042
3043 2012-01-31  Jakub Jelinek  <jakub@redhat.com>
3044
3045         PR bootstrap/52041
3046         PR bootstrap/52039
3047         PR target/51974
3048         * ree.c (add_removable_extension): Change def_map argument
3049         to unsigned *, store in def_map 1 + offset into *insn_list vector
3050         instead of pointers into the vector.
3051         (find_removable_extensions): Adjust caller.
3052
3053 2012-01-30  Georg-Johann Lay  <avr@gjlay.de>
3054
3055         * config/avr/avr.md: Resolve all AS1 and AS2 macros.
3056         Transform all "* quoted-c-code" to { c-code }.
3057         Remove redundant test for "optimize" in combine patterns.
3058         Move (include "avr-dimode.md") to end of file.
3059
3060 2012-01-30  Bin Cheng  <bin.cheng@arm.com>
3061
3062         PR target/51835
3063         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
3064         for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
3065
3066 2012-01-30  Richard Guenther  <rguenther@suse.de>
3067
3068         PR tree-optimization/52028
3069         * tree-loop-distribution.c (ldist_gen): Properly update
3070         virtual SSA form.
3071
3072 2012-01-30  Jakub Jelinek  <jakub@redhat.com>
3073
3074         PR debug/52027
3075         * dwarf2out.c (dwarf2out_switch_text_section): Don't call
3076         set_cur_line_info_table if not emitting debug info.
3077
3078         PR tree-optimization/52046
3079         * tree-vect-patterns.c (check_bool_pattern): Give up if
3080         a comparison could throw.
3081
3082         PR debug/52048
3083         * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
3084
3085 2012-01-30  Richard Guenther  <rguenther@suse.de>
3086
3087         PR tree-optimization/52045
3088         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
3089         SSA form if cfgcleanup did anything.
3090
3091 2012-01-30  Richard Guenther  <rguenther@suse.de>
3092
3093         PR tree-optimization/52045
3094         * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
3095         before computing final todo.
3096
3097 2012-01-30  Richard Guenther  <rguenther@suse.de>
3098
3099         PR tree-optimization/51528
3100         * tree-sra.c (sra_modify_assign): Re-factor in preparation
3101         for PR51528 fix.
3102
3103 2012-01-30  Paolo Bonzini  <bonzini@gnu.org>
3104
3105         * df-problems.c (df_kill_notes): Check that the use refers
3106         to the note under examination.
3107
3108 2012-01-30  Eric Botcazou  <ebotcazou@adacore.com>
3109
3110         PR target/51920
3111         * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
3112         parameter and use short-lived pseudos.
3113         (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
3114         (sparc_expand_vector_init): Const-ify local variables and adjust
3115         calls to above functions.
3116
3117 2012-01-30  Georg-Johann Lay  <avr@gjlay.de>
3118
3119         * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
3120
3121 2012-01-29  Sandra Loosemore  <sandra@codesourcery.com>
3122
3123         * doc/invoke.texi: Make usage of "compile time" and
3124         "run time"/"runtime" consistent throughout the file.
3125
3126 2012-01-29  Uros Bizjak  <ubizjak@gmail.com>
3127
3128         * config/alpha/alpha.c (alpha_option_override): Default to
3129         full IEEE compliance mode for Go language.
3130
3131 2011-01-29  Tijl Coosemans  <tijl@coosemans.org>
3132
3133         * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
3134         (LINK_SSP_SPEC): Define.
3135
3136 2012-01-28  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3137
3138         PR target/51871
3139         * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
3140         stubs.
3141
3142 2012-01-28  Sandra Loosemore  <sandra@codesourcery.com>
3143
3144         * doc/invoke.texi: Correct hyphenation of "floating point",
3145         "double precision", and related terminology throughout the file.
3146
3147 2012-01-28  Jakub Jelinek  <jakub@redhat.com>
3148
3149         PR target/52006
3150         * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
3151         arm_general_register_operand predicate for operand 2 instead of
3152         register_operand.
3153
3154 2012-01-27  Ian Lance Taylor  <iant@google.com>
3155
3156         PR go/47656
3157         * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
3158         * builtins.c (expand_builtin_init_trampoline): Add onstack
3159         parameter.  Change caller.
3160         (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
3161         * tree.c (build_common_builtin_nodes): Declare
3162         __builtin_init_heap_trampoline.
3163
3164 2012-01-27  Georg-Johann Lay  <avr@gjlay.de>
3165
3166         * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
3167         tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
3168         * config/avr/avr.c: Ditto.
3169         (avr_regnames): Remove because unused.
3170         * config/avr/avr.md (*cpse.ne): New peephole.
3171         (*cpse.eq): New peephole from former cpse peepholes.
3172
3173 2012-01-27  Michael Eager  <eager@eagercon.com>
3174
3175         * config/microblaze.c (microblaze_emit_compare): Correct
3176         test after pcmp instruction.
3177
3178 2012-01-27  Richard Guenther  <rguenther@suse.de>
3179
3180         PR tree-optimization/52020
3181         * tree-sra.c (sra_modify_assign): Do not transform clobbers.
3182
3183 2012-01-27  Richard Guenther  <rguenther@suse.de>
3184
3185         * ipa-pure-const.c (check_stmt): Clobbers do not make a
3186         function non-const/pure.
3187
3188 2012-01-27  Richard Guenther  <rguenther@suse.de>
3189
3190         PR tree-optimization/50444
3191         * tree-sra.c (build_ref_for_offset): Properly adjust the
3192         MEM_REF type for unaligned accesses.
3193
3194 2012-01-27  Richard Guenther  <rguenther@suse.de>
3195
3196         PR tree-optimization/50444
3197         * expr.c (mem_ref_refers_to_non_mem_p): New function.
3198         (expand_assignment): Use it.  Properly handle misaligned
3199         bases when expanding stores to component references.
3200         (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
3201         refactor that case.
3202
3203 2012-01-27  Andrey Belevantsev  <abel@ispras.ru>
3204
3205         PR middle-end/51389
3206         * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
3207         * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
3208         * tree-data-ref.c (find_data_references_in_loop): Make static.
3209         (compute_all_dependences): Change return type to bool.  Bail out
3210         for too many datarefs in a loop.  Move the hunk resetting the data
3211         dependences vector from ...
3212         (compute_data_dependences_for_loop): ... here.  Account for
3213         compute_all_dependences returning false.
3214         (compute_data_dependences_for_bb): Likewise.
3215         * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
3216         * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
3217
3218 2012-01-27  Richard Guenther  <rguenther@suse.de>
3219
3220         PR middle-end/51959
3221         * expr.c (store_field): Use the alias-set of the scratch memory
3222         for storing to it.
3223
3224 2012-01-27  Tom de Vries  <tom@codesourcery.com>
3225
3226         PR tree-optimization/51990
3227         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3228         WITH_SIZE_EXPR.
3229         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
3230
3231 2012-01-27  Jakub Jelinek  <jakub@redhat.com>
3232
3233         PR debug/52001
3234         * var-tracking.c (reverse_op): Don't add any reverse operation
3235         if V already has any constant locations.
3236
3237 2012-01-27  Sandra Loosemore  <sandra@codesourcery.com>
3238
3239         * doc/invoke.texi: Correct usage of "command line" (noun)
3240         vs "command-line" (adjective) throughout.
3241
3242 2012-01-27  Sandra Loosemore  <sandra@codesourcery.com>
3243
3244         * doc/invoke.texi (Language Independent Options): Move
3245         -Wcoverage-mismatch blurb from here....
3246         (Warning Options): ...to here.
3247
3248 2012-01-27  Peter Bergner  <bergner@vnet.ibm.com>
3249
3250         * config/rs6000/rs6000.c (rs6000_option_override_internal):
3251         Set rs6000_always_hint to false for 476.
3252
3253 2012-01-27  Matthias Klose  <doko@ubuntu.com>
3254
3255         * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
3256           system root.
3257         * incpath.c (add_standard_paths): Likewise.
3258
3259 2012-01-27  Richard Henderson  <rth@redhat.com>
3260
3261         * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3262         * config/m68k/sync.md (atomic_test_and_set): Rename from
3263         sync_test_and_setqi and adjust the operands.
3264         (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
3265         and unconditionally enable.
3266
3267 2012-01-27  Richard Henderson  <rth@redhat.com>
3268
3269         * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3270         * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
3271         (ldstub): Rename from ldstubqi.
3272         (ldstub<I24MODE>): Remove.
3273
3274 2012-01-27  Richard Henderson  <rth@redhat.com>
3275
3276         * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
3277         * c-cppbuiltin.c (cpp_atomic_builtins): Define
3278         __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
3279         * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
3280         * doc/tm.texi: Rebuild.
3281
3282 2012-01-27  Richard Henderson  <rth@redhat.com>
3283
3284         * optabs.c (gen_atomic_test_and_set): Remove default.
3285         (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
3286
3287 2012-01-26  Jakub Jelinek  <jakub@redhat.com>
3288
3289         PR rtl-optimization/51978
3290         * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
3291         (combine_reaching_defs): Likewise.
3292         (struct re_info): Remove.
3293         (add_removable_extension): Remove x and data arguments,
3294         add insn, insn_list and def_map.  Use the arguments directly
3295         instead of using struct re_info.
3296         (find_removable_extensions): Don't call add_removable_extension
3297         through note_stores, instead just call it with single_set
3298         result if non-NULL.
3299         (find_and_remove_re): Pass curr_cand->expr instead of
3300         PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
3301
3302 2012-01-26  Michael Matz  <matz@suse.de>
3303
3304         PR tree-optimization/46590
3305         * cfgexpand.c: Revert last change (r183305).
3306         * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
3307         regs.
3308         * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
3309         checking for emptiness.
3310
3311 2012-01-26  Jakub Jelinek  <jakub@redhat.com>
3312
3313         PR middle-end/51895
3314         * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
3315         non-addressable non-BLKmode base correctly.
3316
3317 2012-01-26  Michael Matz  <matz@suse.de>
3318
3319         PR tree-optimization/48794
3320         * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
3321         regions referenced from RESX/EH_DISPATCH.
3322
3323 2012-01-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3324
3325         * config/s390/s390.h: Make BRANCH_COST an option.
3326         * config/s390/s390.opt: New option -mbranch-cost.
3327
3328 2012-01-26  Richard Henderson  <rth@redhat.com>
3329
3330         Revert 2012-01-24 change:
3331         * trans-mem.c (requires_barrier): Do not instrument thread local
3332         variables and emit save/restore for them.
3333
3334 2012-01-25  Jakub Jelinek  <jakub@redhat.com>
3335
3336         PR middle-end/51986
3337         * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
3338         for pat == 0.
3339
3340 2012-01-25  Richard Sandiford  <rdsandiford@googlemail.com>
3341
3342         * config/mips/mips.c (mips_small_data_pattern_1): Don't process
3343         ASM_OPERANDS.
3344
3345 2012-01-25  Georg-Johann Lay  <avr@gjlay.de>
3346
3347         PR target/49868
3348         Rename __pgm to __flash.
3349         Rename __pgm1 to __flash1.
3350         Rename __pgm2 to __flash2.
3351         Rename __pgm3 to __flash3.
3352         Rename __pgm4 to __flash4.
3353         Rename __pgm5 to __flash5.
3354         Rename __pgmx to __memx.
3355         * doc/extend.texi (AVR Named Address Spaces)
3356         Rename address space names as indicated above.
3357         * config/avr/avr.c (avr_addrspace): Ditto.
3358
3359         * config/avr/avr-protos.h
3360         (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
3361         (avr_mem_pgm_p): Rename to avr_mem_flash_p.
3362         * config/avr/predicates.md: Ditto.
3363         * config/avr/avr.c Ditto, and
3364         (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
3365         (avr_decl_pgm_p): Rename to avr_decl_flash_p.
3366
3367         * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
3368         (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
3369         (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
3370         (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
3371         (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
3372         (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
3373         (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
3374         * config/avr/avr.c: Ditto.
3375         * config/avr/avr.md: Ditto.
3376
3377 2012-01-25  Jason Merrill  <jason@redhat.com>
3378
3379         PR c++/51992
3380         * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
3381
3382 2012-01-25  Jakub Jelinek  <jakub@redhat.com>
3383
3384         PR tree-optimization/51987
3385         * tree-data-ref.c (get_references_in_stmt): Handle references in
3386         non-volatile GIMPLE_ASM.
3387
3388 2012-01-25  Richard Guenther  <rguenther@suse.de>
3389
3390         * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
3391         bases are dereferenced.
3392
3393 2012-01-25  Andrey Belevantsev  <abel@ispras.ru>
3394
3395         PR rtl-optimization/48374
3396         * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
3397
3398 2012-01-25  Andrey Belevantsev  <abel@ispras.ru>
3399
3400         * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
3401         compute_data_dependences_for_loop returns false.
3402         * tree-parloops.c (loop_parallel_p): Likewise.
3403
3404 2012-01-25  Richard Guenther  <rguenther@suse.de>
3405
3406         * tree.h (get_pointer_alignment_1): Declare.
3407         * builtins.c (get_pointer_alignment_1): New function.
3408         (get_pointer_alignment): Use it.
3409
3410 2012-01-25  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3411
3412         PR rtl-optimization/48308
3413         * combine.c (enum undo_kind): Add UNDO_LINKS.
3414         (struct undo): Add member l to other_contents and where.
3415         (do_SUBST_LINK): New.
3416         (SUBST_LINK): New.
3417         (try_combine): Handle LOG_LINKS for the dummy i1 case.
3418         (undo_all): Handle UNDO_LINKS.
3419
3420 2012-01-25  Richard Henderson  <rth@redhat.com>
3421
3422         * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
3423         mem inputs.
3424
3425 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
3426
3427         * optabs.c (gen_atomic_test_and_set): Use each argument.
3428
3429 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
3430
3431         * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
3432         (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
3433         (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
3434         (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
3435         (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
3436         TARGET_PAIRED_SINGLE_FLOAT.
3437
3438 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
3439
3440         * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3441         (in_struct, return_val): Remove MEM documentation.
3442         * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
3443         (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
3444         (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
3445         and MEM_SCALAR.
3446         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3447         * cfgexpand.c (add_alias_set_conflicts): Likewise.
3448         * expr.c (store_field): Likewise.
3449         * function.c (assign_stack_temp_for_type): Likewise.
3450         * ifcvt.c (noce_try_cmove_arith): Likewise.
3451         * reload1.c (reload): Likewise.
3452         * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
3453         (alpha_set_memflags): Likewise.
3454         * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
3455
3456 2012-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
3457
3458         * rtl.h (true_dependence, canon_true_dependence): Remove varies
3459         parameter.
3460         * alias.c (fixed_scalar_and_varying_struct_p): Delete.
3461         (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
3462         (true_dependence_1, true_dependence, canon_true_dependence): Remove
3463         varies parameter.
3464         * cselib.c (cselib_rtx_varies_p): Delete.
3465         (cselib_invalidate_mem): Update call to canon_true_dependence.
3466         * dse.c (record_store, check_mem_read_rtx): Likewise.
3467         (scan_reads_nospill): Likewise.
3468         * cse.c (check_dependence): Likewise.
3469         (cse_rtx_varies_p): Delete.
3470         * expr.c (safe_from_p): Update call to true_dependence.
3471         * ira.c (validate_equiv_mem_from_store): Likewise.
3472         (memref_referenced_p): Likewise.
3473         * postreload-gcse.c (find_mem_conflicts): Likewise.
3474         * sched-deps.c (sched_analyze_2): Likewise.
3475         * store-motion.c (load_kills_store): Likewise.
3476         * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
3477         * gcse.c (mems_conflict_for_gcse_p): Likewise.
3478         (compute_transp): Update call to canon_true_dependence.
3479
3480 2012-01-25  Richard Henderson  <rth@redhat.com>
3481
3482         * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
3483         (maybe_emit_atomic_test_and_set): New.
3484         (expand_sync_lock_test_and_set): Use it.
3485         (expand_atomic_test_and_set): Likewise.
3486         * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
3487         the implementation; clarify implementation defined details.
3488         * doc/md.texi (atomic_test_and_set): Document.
3489
3490 2012-01-25  Richard Henderson  <rth@redhat.com>
3491
3492         * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
3493
3494 2012-01-25  Richard Henderson  <rth@redhat.com>
3495
3496         PR target/51968
3497         * config/arm/arm.c (neon_split_vcombine): Emit deleted note
3498         to effect no-op split.
3499
3500 2012-01-24  Aldy Hernandez  <aldyh@redhat.com>
3501
3502         PR lto/51698
3503         * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
3504         (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
3505         (BT_FN_VOID_PTR_INT_SIZE): New.
3506         (BT_FN_UINT_UINT_VAR): Remove.
3507         (BT_FN_UINT32_UINT32_VAR): New.
3508         (BT_FN_DOUBLE_VPTR): Remove.
3509         (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
3510
3511         * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
3512         (_ITM_changeTransactionMode): Same.
3513         (_ITM_memmoveRtWt): Change return type to void.
3514         (_ITM_memcpyRtWt): Same.
3515         (_ITM_memsetW): Same.
3516         (_ITM_RaRD): Change types to double.
3517         (_ITM_RD): Same.
3518         (_ITM_RaWD): Same.
3519         (_ITM_RfWD): Same.
3520
3521         * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
3522
3523 2012-01-24  Aldy Hernandez  <aldyh@redhat.com>
3524             Patrick Marlier  <patrick.marlier@gmail.com>
3525
3526         * trans-mem.c (requires_barrier): Do not instrument thread local
3527         variables and emit save/restore for them.
3528
3529 2012-01-24  Jason Merrill  <jason@redhat.com>
3530
3531         PR c++/51812
3532         * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
3533         output static aliases.
3534
3535 2012-01-24  Jakub Jelinek  <jakub@redhat.com>
3536
3537         PR driver/47249
3538         * common.opt (-pie, -shared, pie, shared): Change from Common to
3539         Driver.
3540         * gcc.c (display_help): Display help for -pie and -shared.
3541
3542 2012-01-24  Georg-Johann Lay  <avr@gjlay.de>
3543
3544         PR target/49868
3545         * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
3546         Remove note on size/offset limitation.
3547         (AVR Variable Attributes): Add example how to read data located
3548         with progmem.  Refer to named address spaces.
3549         * doc/invoke.texi (AVR Options): Fix typo.
3550
3551 2012-01-24  Richard Guenther  <rguenther@suse.de>
3552
3553         Forward-port to trunk
3554         2010-09-21  Jakub Jelinek  <jakub@redhat.com>
3555
3556         PR middle-end/45678
3557         * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
3558         op0 isn't sufficiently aligned and there is movmisalignM
3559         insn for mode, use it to load op0 into a temporary register.
3560
3561 2012-01-24  Jakub Jelinek  <jakub@redhat.com>
3562
3563         PR target/51957
3564         * target.def (const_not_ok_for_debug_p): New hook.
3565         * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
3566         documentation.
3567         * doc/tm.texi: Regenerated.
3568         * dwarf2out.c (const_ok_for_output_1): If
3569         targetm.const_not_ok_for_debug_p returns true, fail.
3570         * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
3571         function.
3572         (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
3573
3574 2012-01-23  Kai Tietz  <ktietz@redhat.com>
3575
3576         PR target/51900
3577         * config/i386/predicates.md (symbolic_operand): Allow
3578         UNSPEC_PCREL as PIC expression for lea.
3579         * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
3580         * config/i386/i386.c (ix86_delegitimize_address): Handle
3581         UNSPEC_PCREL for none-MEM, too.
3582
3583 2012-01-23  Aldy Hernandez  <aldyh@redhat.com>
3584
3585         * trans-mem.c (ipa_tm_create_version): Set externally_visible.
3586         (ipa_tm_create_version_alias): Same.
3587
3588 2012-01-23  Uros Bizjak  <ubizjak@gmail.com>
3589
3590         PR libitm/51830
3591         * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
3592         * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
3593
3594 2012-01-23  Aldy Hernandez  <aldyh@redhat.com>
3595             Patrick Marlier  <patrick.marlier@gmail.com>
3596             Iain Sandoe  <developer@sandoe-acoustics.co.uk>
3597
3598         PR lto/51916
3599         * lto-wrapper.c (run_gcc): Pass the LTO section name to
3600         simple_object_start_read.
3601
3602 2012-01-23  Richard Guenther  <rguenther@suse.de>
3603
3604
3605         PR tree-optimization/51895
3606         * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
3607         parameter decomposition into BLKmode components.
3608
3609 2012-01-23  Eric Botcazou  <ebotcazou@adacore.com>
3610
3611         * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
3612         fake variables for restrict-qualified pointers whose pointed-to type
3613         contains a placeholder.
3614
3615 2012-01-23  Richard Guenther  <rguenther@suse.de>
3616
3617         PR tree-optimization/51949
3618         * ipa-split.c (execute_split_functions): Do not split malloc functions.
3619
3620 2012-01-23  Jakub Jelinek  <jakub@redhat.com>
3621
3622         PR rtl-optimization/51933
3623         * ree.c (transform_ifelse): Return true right away if dstreg is
3624         already wider or equal to cand->mode.
3625         (enum ext_modified_kind, struct ext_modified, ext_state): New types.
3626         (make_defs_and_copies_lists): Remove defs_list and copies_list
3627         arguments, add state argument, just truncate state->work_list
3628         instead of always allocating and freeing the vector.  Assert that
3629         get_defs succeeds instead of returning 2.  Changed return type to bool.
3630         (merge_def_and_ext): Add state argument.  If SET_DEST doesn't
3631         have ext_src_mode, see if it has been modified already with the
3632         right kind of extension and has been extended before from the
3633         ext_src_mode.  If SET_DEST is already wider or equal to cand->mode,
3634         just return true.  Remember the original mode in state->modified array.
3635         (combine_reaching_defs): Add state argument.  Don't allocate and
3636         free here def_list, copied_list and vec vectors, instead just
3637         VEC_truncate the vectors in *state.  Don't handle outcome == 2 here.
3638         (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
3639         Add state variable, clear vectors in it, initialize state.modified
3640         if needed.  Free all the vectors at the end and state.modified too.
3641         Don't skip a candidate if the extension expression has been modified.
3642
3643 2012-01-22  Douglas B Rupp  <rupp@gnat.com>
3644
3645         PR target/47096
3646         * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
3647          configurations. Change triplet to i[34567]86-*-interix[3-9]*.
3648         (extra_options) interix.opt -> i386/interix.opt"
3649         (extra_objs):Add winnt-stubs.o
3650         * configure.ac: Add interix to target_os .comm on PE check.
3651         * configure: Regenerate.
3652         * config/interix3.h: Delete and move bits to..
3653         * config/interix.h: Delete and move bits to..
3654         * config/i386/i386-interix3.h: Delete and move bits to..
3655         * config/i386/i386-interix.h: ..here.
3656         (TARGET_CPU_DEFAULT): Remove redefinition.
3657         (TARGET_ASM_CONSTRUCTOR): Undefine.
3658         (SUBTARGET_SWITCHES): Define for ms-bitfields.
3659         (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
3660         (PTRDIFF_TYPE): Define.
3661         (LONG_DOUBLE_TYPE_SIZE): Define.
3662         (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
3663         (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3664         (TARGET_SECTION_TYPE_FLAGS): Define.
3665         (ASM_DECLARE_FUNCTION_NAME): Define.
3666         (ASM_OUTPUT_EXTERNAL): Define.
3667         (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3668         (ASM_OUTPUT_ALIGNED_BSS): Define.
3669         (PCC_BITFIELD_TYPE_MATTERS): Define.
3670         (USE_CONST_SECTION): Define.
3671         (SUBTARGET_ENCODE_SECTION_INFO): Remove.
3672         (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
3673         (SUPPORTS_ONE_ONLY): Remove.
3674         (I386_PE_STRIP_ENCODING): Define.
3675         * config/interix.opt: Delete and move bits to..
3676         * config/i386/interix.opt: ..here. New.
3677         (mpe-aligned-commons): Add.
3678         * config/i386/t-interix: Add copyright header.
3679         (winnt-stubs.o): Add rule.
3680
3681 2012-01-22  Jason Merrill  <jason@redhat.com>
3682
3683         PR c++/51832
3684         * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
3685         for extra name aliases.
3686
3687 2012-01-22  Eric Botcazou  <ebotcazou@adacore.com>
3688
3689         PR rtl-optimization/51924
3690         * ree.c (combine_set_extension): Improve debugging message.
3691         (combine_reaching_defs): Likewise.
3692         (get_defs): Rename confusingly named variable.
3693         (find_and_remove_re): Skip a candidate if the extension expression has
3694         been modified.
3695
3696 2012-01-21  Robert Millan  <rmh@gnu.org>
3697             Gerald Pfeifer  <gerald@pfeifer.com>
3698
3699         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
3700         (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
3701
3702 2012-01-20  Jakub Jelinek  <jakub@redhat.com>
3703
3704         PR tree-optimization/51914
3705         * tree-vect-stmts.c (vectorizable_conversion): For
3706         cvt_type && modifier == WIDEN, put temporary with cvt_type
3707         at the beginning of vec_dsts and set vec_dest to temporary
3708         with vectype_out.
3709
3710 2012-01-20  Eric Botcazou  <ebotcazou@adacore.com>
3711
3712         * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
3713
3714 2011-01-20  Tijl Coosemans  <tijl@coosemans.org>
3715
3716         * config/i386/i386.c: Fix checks for !TARGET_MACHO.
3717         * config/rs6000/rs6000.c: Likewise.
3718
3719 2012-01-20  Jakub Jelinek  <jakub@redhat.com>
3720
3721         PR target/51915
3722         * config/arm/arm.c (arm_count_output_move_double_insns): Call
3723         output_move_double on a copy of operands array.
3724
3725 2012-01-20  Cary Coutant  <ccoutant@google.com>
3726             Dodji Seketeli  <dodji@redhat.com>
3727
3728         PR debug/45682
3729         * dwarf2out.c (copy_declaration_context): Return ref to parent
3730         of declaration DIE, if necessary.
3731         (remove_child_or_replace_with_skeleton): Add new parameter; update
3732         caller.  Place skeleton DIE under parent DIE of original declaration.
3733         Move call to copy_declaration_context to here ...
3734         (break_out_comdat_types): ... from here.
3735
3736 2012-01-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3737
3738         PR rtl-optimization/51856
3739         * reload.c (find_reloads_subreg_address): Set the address_reloaded
3740         flag to reloaded.
3741
3742 2012-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3743
3744         PR target/51819
3745         * config/arm/arm.c (arm_print_operand): Correct output of alignment
3746         hints for neon loads and stores.
3747
3748 2012-01-20  Georg-Johann Lay  <avr@gjlay.de>
3749
3750         PR target/49868
3751         PR target/50887
3752         * doc/extend.texi (Named Address Spaces): Split into subsections.
3753         (AVR Named Address Spaces): New subsection.
3754         (M32C Named Address Spaces): New subsection.
3755         (RL78 Named Address Spaces): New subsection.
3756         (SPU Named Address Spaces): New subsection.
3757         (Variable Attributes): New anchor "AVR Variable Attributes".
3758         (AVR Variable Attributes): Rewrite and avoid wording
3759         "address space" in this context.
3760         * doc/invoke.texi (AVR Options): Rewrite and add documentation
3761         for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
3762         (AVR Built-in Macros): New subsubsection therein.
3763         * doc/md.texi (AVR constraints): Remove "C04", "R".
3764
3765 2012-01-20  Richard Guenther  <rguenther@suse.de>
3766
3767         PR tree-optimization/51903
3768         * tree-ssa-pre.c (eliminate): Properly purging of EH edges
3769         when removing stmts.
3770
3771 2012-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3772
3773         PR target/50313
3774         * config/arm/arm.c (arm_load_pic_register): Use
3775         gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
3776         , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
3777         (arm_pic_static_addr): Likewise.
3778         (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
3779         (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
3780         * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
3781         (pic_load_addr_unified): New.
3782
3783 2012-01-20  Andrey Belevantsev  <abel@ispras.ru>
3784
3785         PR target/51106
3786         * function.c (instantiate_virtual_regs_in_insn): Use
3787         delete_insn_and_edges when removing a wrong asm insn.
3788
3789 2012-01-19  Vladimir Makarov  <vmakarov@redhat.com>
3790
3791         PR rtl-optimization/40761
3792         * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
3793         Add new member loop_num.
3794         (IRA_LOOP_NODE_BY_INDEX): Modify the check.
3795         (ira_build): Remove the parameter.
3796
3797         * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
3798         (ira.c): Do not build CFG loops for one region allocation.  Remove
3799         argument from ira_build call.
3800
3801         * ira-build.c (init_loop_tree_node): New function.
3802         (create_loop_tree_nodes): Use it.  Separate the case when CFG
3803         loops are not built.
3804         (more_one_region_p): Check current_loops.
3805         (finish_loop_tree_nodes): Separate the case when CFG loops are not
3806         built.
3807         (add_loop_to_tree): Process loop equal to NULL too.
3808         (form_loop_tree): Separate the case when CFG loops are not built.
3809         Use explicitly number for the root.
3810         (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
3811         an assertion.
3812         (ira_print_expanded_allocno, loop_compare_func): Use loop_num
3813         instead of loop->num.
3814         (mark_loops_for_removal): Ditto.  Use loop_num instead of loop->num.
3815         (mark_all_loops_for_removal): Ditto.
3816         (remove_unnecessary_regions): Separate the case when CFG loops
3817         are not built.
3818         (ira_build): Remove the parameter.  Use explicit number of regions
3819         when CFG loops are not built.
3820
3821         * ira-color.c (print_loop_title): Separate the case for the root node.
3822         Use loop_num instead of loop->num.
3823         (move_spill_restore): Use loop_num instead of loop->num.
3824
3825         * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
3826         (change_loop): Ditto.
3827         (change_loop): Use loop_num instead of loop->num.
3828
3829         * ira-lives.c (process_bb_node_lives): Ditto.
3830
3831         * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
3832
3833         * ira-conflicts.c (print_allocno_conflicts): Ditto.
3834
3835 2012-01-19  Jakub Jelinek  <jakub@redhat.com>
3836
3837         PR libmudflap/40778
3838         * tree-mudflap.c (mf_artificial): New function.
3839         (execute_mudflap_function_ops, execute_mudflap_function_decls,
3840         mx_register_decls, mudflap_enqueue_decl): Use it.
3841
3842         PR target/51876
3843         * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
3844         numbers in the insn pattern.
3845
3846 2012-01-19  Michael Matz  <matz@suse.de>
3847
3848         PR tree-optimization/46590
3849         * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
3850         use it in remembering which conflicts we already created.
3851         (add_scope_conflicts): Adjust call to above, (de)allocate helper
3852         bitmap.
3853
3854 2012-01-19  Aldy Hernandez  <aldyh@redhat.com>
3855
3856         PR lto/51280
3857         * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
3858         (merge_and_complain): Same.
3859
3860 2012-01-19  Jakub Jelinek  <jakub@redhat.com>
3861
3862         PR bootstrap/50237
3863         * config/initfini-array.h: Guard content of the header
3864         with #ifdef HAVE_INITFINI_ARRAY.
3865         * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
3866         Add initfini-array.h to tm_file here.
3867         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
3868         * config.gcc: Don't add initfini-array.h to tm_file here.
3869         * configure: Regenerated.
3870
3871 2012-01-19  Andrey Belevantsev  <abel@ispras.ru>
3872
3873         PR rtl-optimization/51505
3874         * df-problems.c (df_kill_notes): New parameter live. Update comment.
3875         Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
3876         (df_note_bb_compute): Update the call to df_kill_notes.
3877
3878 2012-01-18  Aldy Hernandez  <aldyh@redhat.com>
3879
3880         * trans-mem.c (requires_barrier): Remove call to is_global_var.
3881
3882 2012-01-18  Richard Guenther  <rguenther@suse.de>
3883
3884         * tree-ssa.c (useless_type_conversion_p): Remove special-casing
3885         of conversions to void *.
3886
3887 2012-01-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3888             Richard Sandiford  <rdsandiford@googlemail.com>
3889
3890         PR middle-end/50325
3891         PR middle-end/51192
3892         * optabs.h (simplify_expand_binop): Declare.
3893         * optabs.c (simplify_expand_binop): Make global.
3894         * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
3895         endian targets if the source cannot be exactly covered by word
3896         mode chunks.
3897
3898 2012-01-17  Jakub Jelinek  <jakub@redhat.com>
3899
3900         PR bootstrap/51872
3901         * hard-reg-set.h (struct hard_reg_set_container): New type.
3902         * target.h (struct hard_reg_set_container): Forward declare.
3903         * target.def (set_up_by_prologue): New target hook.
3904         * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
3905         * doc/tm.texi: Regenerated.
3906         * function.c (thread_prologue_and_epilogue_insns): Change
3907         set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
3908         Call targetm.set_up_by_prologue on it.
3909         * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
3910         (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
3911
3912 2012-01-17  Nick Clifton  <nickc@redhat.com>
3913
3914         * config/rx/rx.c (rx_can_use_simple_return): New function.
3915         * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
3916         * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
3917
3918 2012-01-17  Richard Guenther  <rguenther@suse.de>
3919
3920         PR middle-end/51782
3921         * expr.c (expand_assignment): Take address-space information
3922         from the address operand of MEM_REF and TARGET_MEM_REF.
3923         (expand_expr_real_1): Likewise.
3924
3925 2012-01-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3926
3927         * ira.c (do_reload): Make sure ira_dump_file is re-set if no
3928         reload dump is requested.
3929
3930 2012-01-17  Aldy Hernandez  <aldyh@redhat.com>
3931
3932         PR other/51165
3933         * trans-mem.c (requires_barrier): Call may_be_aliased.
3934
3935 2012-01-17  Jakub Jelinek  <jakub@redhat.com>
3936
3937         PR tree-optimization/51877
3938         * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
3939         call arguments and fndecls compare equal, instead return false if they
3940         don't.  Return true only if lhs1 and lhs2 are either both NULL, or
3941         both SSA_NAMEs that are valueized the same, or they satisfy
3942         operand_equal_p.
3943
3944 2012-01-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3945
3946         * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
3947         Solaris 11+.
3948         * configure: Regenerate.
3949
3950 2012-01-16  Jan Hubicka  <jh@suse.cz>
3951
3952         PR c/12245
3953         PR c++/14179
3954         * convert.c (convert_to_integer): Use fold_convert for
3955         converting an INTEGER_CST to integer type.
3956
3957 2012-01-16  Jason Merrill  <jason@redhat.com>
3958
3959         PR c++/14179
3960         * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
3961
3962 2012-01-16  Jakub Jelinek  <jakub@redhat.com>
3963
3964         PR bootstrap/51860
3965         * config/s390/s390.c (s390_chunkify_start): Don't skip
3966         call insns followed by NOTE_INSN_CALL_ARG_LOCATION note.  Skip
3967         NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
3968         If insn is followed by NOTE_INSN_VAR_LOCATION or
3969         NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
3970         Don't use location of note insns.
3971
3972         PR tree-optimization/51865
3973         * tree-inline.c (tree_function_versioning): Call remap_decl
3974         on DECL_RESULT whenever it has VOID_TYPE_P type.
3975
3976 2012-01-15  Richard Sandiford  <rdsandiford@googlemail.com>
3977
3978         * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
3979         for calls to locally-binding MIPS16 functions if only the return
3980         type uses float regs.
3981
3982 2012-01-15  Chung-Lin Tang  <cltang@codesourcery.com>
3983             Richard Sandiford  <rdsandiford@googlemail.com>
3984
3985         * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
3986         (SYMBOL_32_HIGH): Likewise.
3987         (mips_output_tls_reloc_directive): Declare.
3988         * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
3989         (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
3990         * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
3991         (mips_lo_relocs, mips_hi_relocs): Make extern.
3992         (mips16_stub_function): Move up file.
3993         (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
3994         (mips_symbolic_constant_p): Likewise.  Remove SYMBOL_32_HIGH too.
3995         (mips_symbol_insns_1): Likewise.  Check mips_use_pcrel_pool_p.
3996         (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
3997         SYMBOL_FORCE_TO_MEM.  Only check mips_tls_symbol_ref_1 if it's false.
3998         (mips_get_tp): Add MIPS16 support.
3999         (mips_legitimize_tls_address): Remove MIPS16 sorry().
4000         Generalize DTPREL and TPREL handling.
4001         (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
4002         Add MIPS16 TLS support.
4003         (mips_output_tls_reloc_directive): New function.
4004         (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
4005         * config/mips/predicates.md (symbolic_operand_with_high)
4006         (tls_reloc_operand): New predicates.
4007         (force_to_mem_operand): Use mips_use_pcrel_pool_p.
4008         * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
4009         (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
4010         (*unshifted_high): New instruction.  Use it for MIPS16 high splitter.
4011         (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
4012         (*tls_get_tp_mips16_call_<mode>): Likewise.
4013
4014 2012-01-15  Uros Bizjak  <ubizjak@gmail.com>
4015
4016         PR rtl-optimization/51821
4017         * recog.c (peep2_find_free_register): Determine clobbered registers
4018         from insn pattern.
4019
4020 2012-01-14  Denis Chertykov  <chertykov@gmail.com>
4021
4022         PR target/50925
4023         * config/avr/avr-protos.h: Revert change of 2012-01-09.
4024         * config/avr/avr.c: Likewise.
4025         * config/avr/avr.h: Likewise.
4026
4027 2012-01-13  Ian Lance Taylor  <iant@google.com>
4028
4029         PR c++/50012
4030         * tree.h (TYPE_QUALS): Add cast to int.
4031         (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
4032
4033 2012-01-13  Ian Lance Taylor  <iant@google.com>
4034
4035         * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
4036         comparing param_index to VEC_length result.
4037
4038 2012-01-13  Steven Bosscher  <steven@gcc.gnu.org>
4039
4040         * c-decl.c: Do not include tree-mudflap.h
4041         * tree-optimize.c: Likewise.
4042         * Makefile.in: Update dependencies.
4043
4044 2012-01-13  Richard Guenther  <rguenther@suse.de>
4045
4046         PR middle-end/8081
4047         * gimplify.c (gimplify_modify_expr_rhs): For calls with a
4048         variable-sized result always use RSO.
4049
4050 2012-01-12  DJ Delorie  <dj@redhat.com>
4051
4052         * cfgexpand.c (convert_debug_memory_address): Allow any valid
4053         pointer type, not just the default pointer type.
4054
4055 2012-01-09  Richard Henderson  <rth@redhat.com>
4056             Denis Chertykov  <chertykov@gmail.com>
4057
4058         PR target/50925
4059         * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
4060         * config/avr/avr.c (avr_can_eliminate): Simplify.
4061         (avr_initial_elimination_offset): Likewise.
4062         (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
4063         (expand_epilogue): Likewise.
4064         (avr_legitimize_address): Gut.
4065         (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
4066         (avr_hard_regno_nregs): New.
4067         (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
4068         (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
4069         * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
4070         add soft frame pointer.
4071         (CALL_USED_REGISTERS): Likewise.
4072         (REG_CLASS_CONTENTS): Likewise.
4073         (REGISTER_NAMES): Likewise.
4074         (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
4075         (HARD_FRAME_POINTER_REGNUM): New.
4076         (FRAME_POINTER_REGNUM): Use soft frame pointer.
4077         (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
4078         remove the HARD_FRAME_POINTER self-elimination.
4079
4080 2012-01-12  Georg-Johann Lay  <avr@gjlay.de>
4081
4082         PR target/51756
4083         * config/avr/avr.c (avr_encode_section_info): Test for absence of
4084         DECL_EXTERNAL when checking for initializers of progmem variables.
4085
4086 2012-01-12  Ira Rosen  <irar@il.ibm.com>
4087
4088         PR tree-optimization/51799
4089         * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
4090         that the last operation is a type demotion.
4091
4092 2012-01-12  Uros Bizjak  <ubizjak@gmail.com>
4093
4094         * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
4095         (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
4096
4097 2012-01-11  Jakub Jelinek  <jakub@redhat.com>
4098
4099         PR bootstrap/51796
4100         * combine.c (distribute_notes): If i3 is a noreturn call,
4101         allow old_size to be equal to args_size and make sure the
4102         noreturn call gets REG_ARGS_SIZE note.
4103         * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
4104         on noreturn calls even when the delta is 0.
4105
4106 2012-01-11  Nathan Sidwell  <nathan@acm.org>
4107
4108         * gcov.c (STRING_SIZE): Remove.
4109         (generate_results): Erase annotations for source files with no
4110         coverage information.
4111         (read_line): New.
4112         (output_lines): Use it.
4113
4114 2012-01-11  Eric Botcazou  <ebotcazou@adacore.com>
4115
4116         * gimple.h (gimplify_body): Remove first argument.
4117         * gimplify.c (copy_if_shared): Add DATA argument.  Do not create the
4118         pointer set here, instead just pass DATA to walk_tree.
4119         (unshare_body): Remove BODY_P argument and adjust.  Create the pointer
4120         set here and invoke copy_if_shared on the size trees of DECL_RESULT.
4121         (unvisit_body): Likewise, but with unmark_visited.
4122         (gimplify_body): Remove BODY_P argument and adjust.
4123         (gimplify_function_tree): Adjust call to gimplify_body.
4124         * omp-low.c (finalize_task_copyfn): Likewise.
4125
4126 2012-01-11  Eric Botcazou  <ebotcazou@adacore.com>
4127
4128         * tree.h (build_function_decl_skip_args): Add boolean parameter.
4129         (build_function_type_skip_args): Delete.
4130         * tree.c (build_function_type_skip_args): Make static and add
4131         SKIP_RETURN parameter.  Fix thinko in the handling of variants.
4132         (build_function_decl_skip_args): Add SKIP_RETURN parameter and
4133         pass it to build_function_type_skip_args.
4134         * cgraph.h (cgraph_function_versioning): Add boolean parameter.
4135         (tree_function_versioning): Likewise.
4136         * cgraph.c (cgraph_create_virtual_clone): Adjust call to
4137         build_function_decl_skip_args.
4138         * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
4139         and pass it to build_function_decl_skip_args/tree_fun