1 2014-06-12 Release Manager
5 2014-06-04 Richard Biener <rguenther@suse.de>
8 2013-05-13 Jakub Jelinek <jakub@redhat.com>
10 PR tree-optimization/57230
11 * tree-ssa-strlen.c (handle_char_store): Add missing integer_zerop
14 2014-05-28 Georg-Johann Lay <avr@gjlay.de>
17 * doc/extend.texi (Local Labels): Note that label differences are
18 not supported for AVR.
20 2014-05-23 Richard Biener <rguenther@suse.de>
22 Backport from mainline
23 2013-08-30 Richard Biener <rguenther@suse.de>
25 PR tree-optimization/58228
26 * tree-vect-data-refs.c (vect_analyze_data_ref_access): Do not
27 allow invariant loads in nested loop vectorization.
29 2013-09-26 Richard Biener <rguenther@suse.de>
31 PR tree-optimization/58539
32 * tree-vect-loop.c (vect_create_epilog_for_reduction): Honor
33 the fact that debug statements are not taking part in loop-closed
36 2014-05-22 Richard Earnshaw <rearnsha@arm.com>
39 * arm.md (arm_cmpdi_unsigned): Fix length calculation for Thumb2.
41 2014-05-20 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
43 Backport from mainline r210325
44 2014-05-12 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
47 * config/avr/avr.c (avr_out_store_psi): Use correct constant
50 2014-05-13 Richard Biener <rguenther@suse.de>
52 Backport from mainline
53 2014-03-04 Richard Biener <rguenther@suse.de>
55 PR tree-optimization/60382
56 * tree-vect-loop.c (vect_is_simple_reduction_1): Do not consider
57 dead PHIs a reduction.
59 2014-05-09 Georg-Johann Lay <avr@gjlay.de>
61 Backport from 2014-05-09 trunk r210267
64 * config/avr/avr.md (cc): Add new attribute set_vzn.
65 (addqi3, negqi2) [cc]:
66 Set cc insn attribute to set_vzn instead of set_zn for alternatives
68 * config/avr/avr.c (avr_notice_update_cc): Handle SET_VZN.
69 (avr_out_plus_1): ADIW sets cc0 to CC_SET_CZN.
70 INC, DEC set cc0 to CC_CLOBBER.
72 2014-05-08 Charles Baylis <charles.baylis@linaro.org>
74 Backport from mainline
75 2014-04-07 Charles Baylis <charles.baylis@linaro.org>
78 * config/arm/arm.h (ASM_OUTPUT_CASE_END): Remove.
79 (LABEL_ALIGN_AFTER_BARRIER): Align barriers which occur after
82 2014-05-07 Jakub Jelinek <jakub@redhat.com>
84 Backported from mainline
85 2013-10-21 Marek Polacek <polacek@redhat.com>
88 * fold-const.c (fold_range_test): Return 0 if the type is not
91 2013-12-03 Jakub Jelinek <jakub@redhat.com>
94 * gimplify.c (nonlocal_vla_vars): New variable.
95 (gimplify_var_or_parm_decl): Put VAR_DECLs for VLAs into
96 nonlocal_vla_vars chain.
97 (gimplify_body): Call declare_vars on nonlocal_vla_vars chain
98 if outer_bind has DECL_INITIAL (current_function_decl) block.
100 2013-11-26 Jakub Jelinek <jakub@redhat.com>
102 PR tree-optimization/59014
103 * tree-vrp.c (register_edge_assert_for_1): Don't look
104 through conversions from non-integral types or through
105 narrowing conversions.
107 2013-11-14 Jakub Jelinek <jakub@redhat.com>
108 Uros Bizjak <ubizjak@gmail.com>
111 * config/i386/i386.md (*anddi_2): Only allow CCZmode if
112 operands[2] satisfies_constraint_Z that might have bit 31 set.
114 2013-09-30 Jakub Jelinek <jakub@redhat.com>
117 * fold-const.c (fold_ternary_loc): For A < 0 : <sign bit of A> : 0
118 optimization, punt if sign_bit_p looked through any zero extension.
120 2013-09-10 Jakub Jelinek <jakub@redhat.com>
122 PR rtl-optimization/58365
123 * cfgcleanup.c (merge_memattrs): Also clear MEM_READONLY_P
124 resp. MEM_NOTRAP_P if they differ, or set MEM_VOLATILE_P if
127 2013-08-30 Jakub Jelinek <jakub@redhat.com>
129 PR tree-optimization/58277
130 * tree-ssa-strlen.c (strlen_enter_block): If do_invalidate gave up
131 after seeing too many stmts with vdef in between dombb and current
132 bb, invalidate everything.
134 2013-08-23 Jakub Jelinek <jakub@redhat.com>
136 PR tree-optimization/58209
137 * tree-tailcall.c (find_tail_calls): Give up for pointer result types
138 if m or a is non-NULL.
140 2013-07-03 Jakub Jelinek <jakub@redhat.com>
143 * config/i386/predicates.md (vsib_address_operand): Disallow
144 SYMBOL_REF or LABEL_REF in parts.disp if TARGET_64BIT && flag_pic.
146 2013-06-27 Jakub Jelinek <jakub@redhat.com>
149 * config/i386/i386.md (bmi_bextr_<mode>): Swap predicates and
150 constraints of operand 1 and 2.
153 * config/i386/i386.md (bmi2_bzhi_<mode>3): Swap AND arguments
154 to match RTL canonicalization. Swap predicates and
155 constraints of operand 1 and 2.
157 2014-05-07 Richard Biener <rguenther@suse.de>
159 Backport from mainline
160 2013-11-19 Richard Biener <rguenther@suse.de>
162 PR tree-optimization/59164
163 * tree-vect-loop.c (vect_analyze_loop_operations): Adjust
164 check whether we can create an epilogue loop to reflect the
165 cases where we create one.
167 2014-05-07 Richard Biener <rguenther@suse.de>
169 Backport from mainline
170 2013-11-29 Richard Biener <rguenther@suse.de>
172 PR tree-optimization/59334
173 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Fix bug
176 2013-11-28 Richard Biener <rguenther@suse.de>
178 PR tree-optimization/59330
179 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Simplify
180 and fix delayed marking of free calls not necessary.
182 2014-01-09 Richard Biener <rguenther@suse.de>
184 PR tree-optimization/59715
185 * tree-cfg.h (split_critical_edges): Declare.
186 * tree-cfg.c (split_critical_edges): Export.
187 * tree-ssa-sink.c (execute_sink_code): Split critical edges.
189 2014-05-07 Richard Biener <rguenther@suse.de>
191 PR tree-optimization/57864
192 * tree-ssa-pre.c (phi_translate_1): Backport NAME case
193 simplification from mainline. Do not lookup the VN
196 2014-05-07 Richard Biener <rguenther@suse.de>
198 Backport from mainline
199 2013-08-29 Richard Biener <rguenther@suse.de>
201 PR tree-optimization/58246
202 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Properly
203 handle the dominance check inside a basic-block.
205 2014-05-06 Richard Biener <rguenther@suse.de>
207 Backport from mainline
208 2013-05-27 Richard Biener <rguenther@suse.de>
210 PR tree-optimization/57417
211 * tree-ssa-sccvn.c (set_ssa_val_to): Compare addresses using
212 get_addr_base_and_unit_offset.
214 2014-04-25 Eric Botcazou <ebotcazou@adacore.com>
217 * config/sparc/sparc.md (ashlsi3_extend): Delete.
219 2014-04-23 Uros Bizjak <ubizjak@gmail.com>
221 Backport from mainline
222 2014-04-21 Uros Bizjak <ubizjak@gmail.com>
225 * config/i386/i386.c (ix86_expand_builtin)
226 <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Use temporary
227 register for target RTX.
229 2014-04-07 Martin Jambor <mjambor@suse.cz>
232 * ipa-cp.c (propagate_constants_accross_call): Do not propagate
235 2014-04-07 Dominique d'Humieres <dominiq@lps.ens.fr>
237 Backport from mainline
238 2013-09-14 Iain Sandoe <iains@gcc.gnu.org>
241 * config/darwin.c (darwin_objc2_section): Note if ObjC Metadata
243 (darwin_objc1_section): Likewise.
244 (darwin_file_end): Emit Image Info section when required.
246 2014-04-04 Richard Biener <rguenther@suse.de>
248 * tree-ssanames.c (make_ssa_name_fn): Fix assert.
250 2014-04-01 Richard Biener <rguenther@suse.de>
252 * gimple.h (struct gimple_statement_base): Align subcode to
255 2014-04-01 Sebastian Huber <sebastian.huber@embedded-brains.de>
257 * doc/invoke.texi (mapp-regs): Clarify.
259 2014-03-23 Eric Botcazou <ebotcazou@adacore.com>
261 PR rtl-optimization/60601
262 * bb-reorder.c (fix_up_fall_thru_edges): Test EDGE_FALLTHRU everywhere.
264 2014-03-20 Jakub Jelinek <jakub@redhat.com>
267 * config/i386/i386.c (x86_output_mi_thunk): Surround UNSPEC_GOT
268 into CONST, put pic register as first operand of PLUS. Use
269 gen_const_mem for both 32-bit and 64-bit PIC got loads.
271 2014-03-19 Eric Botcazou <ebotcazou@adacore.com>
273 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Remove space.
275 2014-03-18 Kai Tietz <ktietz@redhat.com>
277 PR rtl-optimization/56356
278 * sdbout.c (sdbout_parms): Verify that parms'
279 incoming argument is valid.
280 (sdbout_reg_parms): Likewise.
282 2014-03-18 Richard Biener <rguenther@suse.de>
284 Backport from mainline
285 2013-11-05 Richard Biener <rguenther@suse.de>
288 * tree-dfa.c (get_ref_base_and_extent): Merge common code
289 in MEM_REF and TARGET_MEM_REF handling. Make sure to
290 process trailing array detection before diving into the
291 view-converted object (and possibly apply some extra offset).
293 2012-05-07 Eric Botcazou <ebotcazou@adacore.com>
295 * tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
296 computation using the precision of the index type.
298 2012-05-31 Eric Botcazou <ebotcazou@adacore.com>
300 * tree-dfa.c (get_ref_base_and_extent): Compute the offset using
301 double ints throughout.
303 2014-03-18 Richard Biener <rguenther@suse.de>
305 Backport from mainline
306 2013-08-27 Richard Biener <rguenther@suse.de>
308 PR tree-optimization/57521
309 * tree-if-conv.c (if_convertible_bb_p): Verify that at least
310 one edge is non-critical.
311 (find_phi_replacement_condition): Make sure to use a non-critical
312 edge. Cleanup and remove old bug workarounds.
313 (bb_postdominates_preds): Remove.
314 (if_convertible_loop_p_1): Do not compute post-dominators.
315 (combine_blocks): Do not free post-dominators.
316 (main_tree_if_conversion): Likewise.
318 2013-09-03 Richard Biener <rguenther@suse.de>
321 * fold-const.c (negate_expr_p): Fix division case.
322 (negate_expr): Likewise.
324 2013-11-19 Richard Biener <rguenther@suse.de>
326 PR tree-optimization/57517
327 * tree-predcom.c (combinable_refs_p): Verify the combination
328 is always executed when the refs are.
330 2014-03-17 Richard Biener <rguenther@suse.de>
332 Backport from mainline
333 2013-05-21 Richard Biener <rguenther@suse.de>
335 PR tree-optimization/57303
336 * tree-ssa-sink.c (statement_sink_location): Properly handle
339 2013-12-02 Richard Biener <rguenther@suse.de>
341 PR tree-optimization/59139
342 * tree-ssa-loop-niter.c (chain_of_csts_start): Properly match
344 (get_val_for): Use gcc_checking_asserts.
346 2014-02-14 Richard Biener <rguenther@suse.de>
348 PR tree-optimization/60183
349 * tree-ssa-phiprop.c (propagate_with_phi): Avoid speculating
351 (tree_ssa_phiprop): Calculate and free post-dominators.
353 2014-03-14 Georg-Johann Lay <avr@gjlay.de>
355 Backport from 2014-03-14 trunk r208562.
358 * config/avr/avr.c (avr_set_current_function): Pass function name
359 through default_strip_name_encoding before sanity checking instead
360 of skipping the first char of the assembler name.
362 2014-02-24 John David Anglin <danglin@gcc.gnu.org>
364 * config/pa/pa.c (pa_output_move_double): Don't valididate when
365 adjusting offsetable addresses.
367 2014-02-21 Uros Bizjak <ubizjak@gmail.com>
369 Backport from mainline
370 2014-02-21 Jakub Jelinek <jakub@redhat.com>
372 * config/i386/i386.c (ix86_expand_vec_perm): Use V8SImode
373 mode for mask of V8SFmode permutation.
375 Backport from 4.8 branch
376 2014-02-20 Jakub Jelinek <jakub@redhat.com>
379 * config/i386/i386.c (expand_vec_perm_interleave2): Don't call
380 gen_reg_rtx if d->testing_p.
381 (expand_vec_perm_pshufb2, expand_vec_perm_even_odd_1,
382 expand_vec_perm_broadcast_1): Return early if d->testing_p and
383 we will certainly return true.
385 2014-02-20 Terry Guo <terry.guo@arm.com>
387 Backport from mainline
388 2014-02-08 Terry Guo <terry.guo@arm.com>
390 * doc/invoke.texi: Document ARM -march=armv7e-m.
392 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
394 Backport from mainline
395 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
398 * config/i386/i386.c (construct_container): Remove TFmode check
399 for X86_64_INTEGER_CLASS.
401 2014-02-18 Kai Tietz <ktietz@redhat.com>
403 Backport from mainline
405 * config/i386/i386.c (ix86_expand_prologue): Use
406 rax register as displacement for restoring %r10, %rax.
407 Additional fix wrong offset for restoring both-registers.
409 2014-02-18 Eric Botcazou <ebotcazou@adacore.com>
411 * ipa-prop.c (compute_complex_ancestor_jump_func): Replace overzealous
412 assertion with conditional return.
414 2014-02-18 Jakub Jelinek <jakub@redhat.com>
415 Uros Bizjak <ubizjak@gmail.com>
418 * config/i386/driver-i386.c (host_detect_local_cpu): If
419 YMM state is not saved by the OS, also clear has_f16c. Move
420 CPUID 0x80000001 handling before YMM state saving checking.
422 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
424 Backport from mainline
425 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
427 * config/i386/sse.md (xop_vmfrcz<mode>2): Generate const0 in
428 operands[2], not operands[3].
430 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
432 Backport from mainline
433 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
434 Uros Bizjak <ubizjak@gmail.com>
437 * configure.ac (HAVE_AS_GOTOFF_IN_DATA): Pass --32 to GNU assembler.
439 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
441 * doc/invoke.texi: Fix thinko introduced by previous revision.
443 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
445 Backport from mainline.
446 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
449 * doc/invoke.texi (-march): Clarify documentation for ARM.
453 2014-02-04 Uros Bizjak <ubizjak@gmail.com>
455 Backport from mainline
456 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
459 * config/i386/i386.c (classify_argument): Fix handling of bit_offset
460 when calculating size of integer atomic types.
462 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
464 Backport from mainline
465 2014-01-30 Jakub Jelinek <jakub@redhat.com>
467 * config/i386/f16cintrin.h (_cvtsh_ss): Avoid -Wnarrowing warning.
469 2014-01-31 Richard Henderson <rth@redhat.com>
472 * tree-eh.c (lower_try_finally_switch): Delay lowering finally block
473 until after else_eh is processed.
475 2014-01-29 Markus Trippelsdorf <markus@trippelsdorf.de>
477 Backport from mainline
478 2012-12-13 Jakub Jelinek <jakub@redhat.com>
480 PR gcov-profile/55650
481 * coverage.c (coverage_obj_init): Return false if no functions
484 2014-01-25 Walter Lee <walt@tilera.com>
486 Backport from mainline
487 2014-01-25 Walter Lee <walt@tilera.com>
489 * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
490 avoid clobbering a live register.
492 2014-01-25 Walter Lee <walt@tilera.com>
494 Backport from mainline
495 2014-01-25 Walter Lee <walt@tilera.com>
497 * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
498 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
499 * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
500 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.
502 2014-01-25 Walter Lee <walt@tilera.com>
504 Backport from mainline
505 2014-01-25 Walter Lee <walt@tilera.com>
507 * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
508 insns before bundling.
509 * config/tilegx/tilegx.md (tile_network_barrier): Update comment.
511 2014-01-25 Walter Lee <walt@tilera.com>
513 Backport from mainline
514 2014-01-25 Walter Lee <walt@tilera.com>
516 * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
517 PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
518 * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.
520 2014-01-25 Walter Lee <walt@tilera.com>
522 Backport from mainline
523 2014-01-25 Walter Lee <walt@tilera.com>
525 * config/tilepro/tilepro.md (ctzdi2): Use register_operand predicate.
529 2014-01-25 Walter Lee <walt@tilera.com>
531 Backport from mainline
532 2014-01-25 Walter Lee <walt@tilera.com>
534 * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
535 (TARGET_EXPAND_TO_RTL_HOOK): Define.
537 2014-01-22 Uros Bizjak <ubizjak@gmail.com>
538 Jakub Jelinek <jakub@redhat.com>
541 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
542 for SImode_address_operand operands. Return false
543 if operands[1] is a REG.
545 2014-01-21 Andrey Belevantsev <abel@ispras.ru>
547 Backport from mainline
548 2013-12-23 Andrey Belevantsev <abel@ispras.ru>
550 PR rtl-optimization/57422
551 * sel-sched.c (mark_unavailable_hard_regs): Fix typo when calling
554 2014-01-19 John David Anglin <danglin@gcc.gnu.org>
556 * config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
557 long non-pic millicode calls.
559 2014-01-17 John David Anglin <danglin@gcc.gnu.org>
561 * config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
562 call to $$dyncall when TARGET_LONG_CALLS is true.
564 2014-01-17 Charles Baylis <charles.baylis@linaro.org>
566 Backport from mainline
567 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
570 * config/arm/arm-ldmstm.ml: Use low_register_operand for Thumb
572 * config/arm/ldmstm.md: Regenerate.
574 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
577 * config/arm/predicates.md (arm_hard_general_register_operand):
579 (arm_hard_register_operand): Remove.
580 * config/arm/arm-ldmstm.ml: Use arm_hard_general_register_operand
582 * config/arm/ldmstm.md: Regenerate.
584 2014-01-16 Jakub Jelinek <jakub@redhat.com>
587 * config/i386/i386.c (ix86_expand_builtin): If target doesn't
588 satisfy operand 0 predicate for gathers, use a new pseudo as
591 2014-01-16 Richard Henderson <rth@redhat.com>
594 * reginfo.c (global_regs_decl): Globalize.
595 * rtl.h (global_regs_decl): Declare.
596 * ira.c (do_reload): Diagnose frame_pointer_needed and it
597 reserved via global_regs.
599 2014-01-16 Marek Polacek <polacek@redhat.com>
601 Backport from mainline
602 2014-01-16 Marek Polacek <polacek@redhat.com>
605 * gimple-low.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
606 it is error_mark_node.
608 2014-01-14 Uros Bizjak <ubizjak@gmail.com>
611 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
613 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
614 from prefetch_block tune setting.
616 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
618 PR rtl-optimization/54300
619 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
620 outputs in a single-set are killed from the value chains.
622 2014-01-10 Huacai Chen <chenhc@lemote.com>
624 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
625 kernel strings for Loongson-2E/2F/3A.
627 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
629 Backport from mainline
630 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
632 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
633 from prefetch_block tune setting.
634 (nocona_cost): Correct size of prefetch block to 64.
636 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
638 * doc/invoke.texi (output file options): Add missing markers.
640 2013-12-11 Kai Tietz <ktietz@redhat.com>
643 * config/i386/i386.c (ix86_expand_prologue): plus_constant
644 takes no mode-argument.
646 2013-12-10 Kai Tietz <ktietz@redhat.com>
649 * config/i386/i386.c (ix86_expand_prologue): Address saved
650 registers stack-relative, not via frame-pointer.
652 2013-12-03 Marek Polacek <polacek@redhat.com>
654 Backport from mainline
655 2013-12-03 Marek Polacek <polacek@redhat.com>
658 * c-decl.c (build_compound_literal): Allow compound literals with
661 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
663 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
666 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
668 Backport from mainline
669 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
672 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
673 Declare as MULTI_ARG_1_SF instruction.
674 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
675 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
676 from *xop_vmfrcz_<mode>.
677 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
678 to merge scalar result with __A.
679 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
682 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
684 Backport from mainline
685 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
687 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
688 ix86_address_subreg_operand. Move subreg checks to
689 ix86_validate_address_register. Move address override check to
690 ix86_legitimate_address_p.
691 (ix86_validate_address_register): New function.
692 (ix86_legitimate_address_p): Call ix86_validate_address_register
693 to validate base and index registers. Add address override check
694 from ix86_decompose_address.
695 (ix86_decompose_address): Remove.
697 Backport from mainline
698 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
701 * config/i386/i386.c (ix86_address_subreg_operand): Do not
702 reject non-integer subregs.
703 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
704 Move check for invalid x32 constant addresses ...
705 (ix86_legitimate_address_p): ... here.
707 Bacport from mainline
708 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
710 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
711 addresses only when %reg is not in word mode.
713 2013-11-10 Karlson2k <k2k@narod.ru>
714 Kai Tietz <ktietz@redhat.com>
718 * configure.ac: Adding for exported symbols check
719 and for rdynamic-check executable-extension.
720 * configure: Regenerated.
722 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
725 * config/i386/i386.md (push peepholer/splitter): Use Pmode
726 with stack_pointer_rtx.
728 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
730 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
732 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
734 Backport from mainline
735 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
738 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
739 Remove CCCmode handling.
740 <case LTU>: Return 'c' suffix for CCCmode.
741 <case GEU>: Return 'nc' suffix for CCCmode.
742 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
743 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
744 (*sub<mode>3_cc_overflow): Ditto.
745 (*subsi3_zext_cc_overflow): Ditto.
747 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
749 Backport from mainline
750 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
753 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
754 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
755 and SI_REG for 64bit SYSV ABI targets.
757 2013-10-25 Richard Henderson <rth@twiddle.net>
760 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
761 instead of create_convert_operand_to.
762 (maybe_emit_sync_lock_test_and_set): Likewise.
763 (expand_atomic_compare_and_swap): Likewise.
764 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
766 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
768 PR rtl-optimization/58831
769 * alias.c (init_alias_analysis): At the beginning of each iteration,
770 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
772 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
774 * recog.c (search_ofs): New static variable moved from...
775 (peep2_find_free_register): ...here.
776 (peephole2_optimize): Initialize it.
778 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
780 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
782 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
784 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
785 assignment statements.
787 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
789 * config/pa/pa.md: In "scc" insn patterns, change output template to
790 handle const0_rtx in reg_or_0_operand operands.
792 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
793 Paolo Carlini <paolo.carlini@oracle.com>
796 * doc/implement-cxx.texi: Fix references to the C++ standards.
798 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
801 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
804 2013-09-12 Terry Guo <terry.guo@arm.com>
806 Backport from mainline
807 2012-09-17 Richard Guenther <rguenther@suse.de>
810 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
811 FIXED_VALUE_TYPE instead of struct fixed_value.
813 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
816 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
817 support conditional execution.
818 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
820 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
822 Backport from mainline
823 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
825 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
826 "cmp" RTX before signed_comparison_operator check to account
829 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
831 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
833 2013-09-01 Iain Sandoe <iain@codesourcery.com>
836 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
838 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
839 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
840 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
842 * doc/tm.texi: Regenerate.
843 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
845 * config/darwin-c.c: Include target.h.
846 (darwin_objc_declare_unresolved_class_reference): New function.
847 (darwin_objc_declare_class_definition): New function.
848 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
849 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
851 2013-09-01 Iain Sandoe <iain@codesourcery.com>
853 Backport from mainline:
854 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
856 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
857 it is not needed after split.
859 2013-07-20 Iain Sandoe <iain@codesourcery.com>
862 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
863 second label for nonlocal goto receivers. Don't output pic base labels
864 unless we're producing PIC; mark that action unreachable().
865 (ix86_save_reg): If the function contains a nonlocal label, save the
867 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
868 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
869 (update_pic_label_number_if_needed): New.
870 (machopic_output_function_base_name): Adjust for nonlocal receiver
872 (machopic_should_output_picbase_label): New.
873 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
874 (nonlocal_goto_receiver): New insn and split.
876 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
878 Backport from mainline
879 2013-08-27 Christian Widmer <shadow@umbrox.de>
882 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
883 of Ivy Bridge processors.
885 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
888 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
889 suggested mode for the assignment isn't compatible with the
892 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
894 Backport from mainline
895 2013-08-12 Perez Read <netfirewall@gmail.com>
898 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
899 operand 0 for intel asm alternative.
900 (*movabs<mode>_2): Ditto for operand 1.
902 2013-08-13 Marek Polacek <polacek@redhat.com>
905 2013-0813 Marek Polacek <polacek@redhat.com>
906 Jakub Jelinek <jakub@redhat.com>
908 PR tree-optimization/57980
909 * tree-tailcall.c (process_assignment): Return false
910 when not dealing with integers or floats.
912 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
914 Backport from mainline
915 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
917 * collect2-aix.h: Define F_LOADONLY.
919 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
921 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
922 the implied StoreLoad barrier for atomic operations if before.
924 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
926 Backport from 2013-07-11 trunk r200901.
929 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
930 name seen by assembler/linker if available.
932 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
934 Backport from 2013-07-10 trunk r200872.
937 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
940 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
942 Backport from mainline
943 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
945 * config/i386/sse.md (sse_movlhps): Change alternative 3
948 2013-07-09 Joseph Myers <joseph@codesourcery.com>
950 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
951 adjust register size for TDmode and TFmode for VSX registers.
953 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
955 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
957 2013-07-08 Jakub Jelinek <jakub@redhat.com>
959 PR rtl-optimization/57829
960 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
961 mask bits outside of mode are just sign-extension from mode to HWI.
963 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
965 Backport from mainline
966 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
969 * config/i386/i386.c (construct_container): Report error if
970 long double is used with disabled x87 float returns.
972 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
974 Backport from mainline
975 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
978 * collect2.c (collect_atexit): New.
979 (collect_exit): Delete.
980 (main): Register collect_atexit with atexit.
981 (collect_wait): Change collect_exit to exit.
983 * collect2.h (collect_exit): Delete.
984 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
986 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
988 Backport from mainline
989 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
991 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
992 cmp_code to construct REG_EQUAL note.
994 Backport from mainline
995 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
997 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
998 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
1000 Backport from mainline
1001 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
1004 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
1005 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
1006 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
1008 2013-06-09 Jakub Jelinek <jakub@redhat.com>
1011 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
1012 that operands[2] doesn't overlap with operands[0].
1014 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
1017 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
1018 for non-sse2 targets. Simplify mode attribute calculation.
1020 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
1022 Backport from mainline
1023 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
1025 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
1026 cache parameters using detect_caches_amd also for CYRIX,
1027 NSC and TM2 signatures.
1029 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
1030 Dzianis Kahanovich <mahatma@eu.by>
1034 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1035 VIA/Centaur processors and determine their cache parameters
1036 using detect_caches_amd.
1038 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
1040 * config/i386/i386.c (ix86_option_override_internal): Add
1041 PTA_POPCNT to corei7 entry.
1043 2013-05-14 Richard Biener <rguenther@suse.de>
1045 PR gcov-profile/57269
1046 Backport from mainline
1047 2012-06-30 Nathan Sidwell <nathan@acm.org>
1049 * coverage.c (coverage_init): Read counts file before writing
1052 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
1055 Backport from mainline
1056 2013-01-22 Jakub Jelinek <jakub@redhat.com>
1059 * config/i386/i386.md (UNSPEC_STOS): New.
1060 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
1061 *strsetqi_1): Add UNSPEC_STOS.
1063 2013-05-10 Joey Ye <joey.ye@arm.com>
1065 Backport from mainline
1066 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1069 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
1071 (thumb1_extendhisi2): Reduce Thumb pool range.
1072 (arm_movdi): Likewise.
1073 (thumb1_movdi_insn): Likewise.
1074 (thumb1_movsi_insn): Likewise.
1075 (pic_load_addr_unified): Likewise.
1076 (pic_load_addr_32bit): Likewise.
1077 (pic_load_addr_thumb1): Likewise.
1078 (thumb1_movhf): Likewise.
1079 (arm_movsf_soft_insn): Likewise.
1080 (thumb1_movsf_soft_insn): Likewise.
1081 (movdf_soft_insn): Likewise.
1082 (thumb1_movdf_soft_insn): Likewise.
1083 * config/arm/neon.md (*neon_mov<mode>): Likewise.
1084 (*neon_mov<mode>): Likwise.
1085 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
1086 (*thumb2_movhi_insn): Likewise.
1087 (*thumb2_extendqisi_v6): Likewise.
1088 (*thumb2_zero_extendqisi_v6): Likewise.
1089 (*thumb2_zero_extendqisi2_v6): Likewise.
1090 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
1091 (*movdi_vfp): Likewise.
1092 (*movdi_vfp_cortexa8): Likewise.
1093 (*thumb2_movsf_vfp): Likewise.
1094 (*thumb2_movdf_vfp): Likewise.
1096 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
1098 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
1099 Add mthumb/march=armv7-a multilib.
1100 Add mthumb/march=armv7-r multilib.
1101 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
1103 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
1106 * config/v850/t-rtems: Add more multilibs.
1108 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1111 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1114 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
1115 to save TFmode registers and DImode to save TImode registers for
1116 caller save operations.
1117 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
1118 mark being partially clobbered since they only use the first
1121 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
1122 and TDmode only use the upper 64-bits of each VSX register.
1124 2013-05-03 Marek Polacek <polacek@redhat.com>
1126 Backport from mainline
1127 2013-04-25 Marek Polacek <polacek@redhat.com>
1129 PR tree-optimization/57066
1130 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
1132 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
1134 Backport from mainline
1135 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
1138 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
1140 (*zero_extendsidi2): Ditto.
1142 Backport from mainline
1143 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
1146 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
1148 2013-04-29 Christian Bruel <christian.bruel@st.com>
1151 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
1153 2013-04-27 Jakub Jelinek <jakub@redhat.com>
1156 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
1157 the immediate rotate count.
1159 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
1161 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
1163 2013-04-19 Matthias Klose <doko@ubuntu.com>
1167 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1169 Backport from mainline
1170 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1171 Alexander Monakov <amonakov@ispras.ru>
1174 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1175 flush pending lists also on non-jumps. Adjust comment.
1178 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
1180 * sched-deps.c (add_dependence_list_and_free): Simplify.
1181 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
1182 lists when add_dependence_list_and_free doesn't free them.
1184 2013-04-19 Marek Polacek <polacek@redhat.com>
1186 Backport from mainline
1187 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
1188 Jakub Jelinek <jakub@redhat.com>
1190 PR tree-optimization/48189
1191 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
1192 If nitercst is 0, don't predict the exit edge.
1194 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
1196 Backport from mainline
1197 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
1198 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
1200 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
1203 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
1205 * doc/tm.texi: Update.
1206 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
1207 * target.def (force_at_comp_dir): New hook.
1208 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
1209 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
1211 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
1214 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
1215 (S_MODES): Set H_MODE bit.
1216 (SF_MODES): Set only S_MODE and SF_MODE bits.
1217 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
1218 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
1219 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
1220 <MODE_FLOAT>: Likewise.
1222 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1224 Backport from mainline:
1225 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1228 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
1229 nuses, make sure we have a label.
1231 2013-04-11 Richard Biener <rguenther@suse.de>
1233 * BASE-VER: Set to 4.7.4.
1234 * DEV-PHASE: Set to prerelease.
1236 2013-04-11 Release Manager
1238 * GCC 4.7.3 released.
1240 2013-04-10 David S. Miller <davem@davemloft.net>
1242 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
1243 or -mcpu=hypersparc.
1245 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
1249 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1251 Backport from mainline
1252 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1253 Alexander Monakov <amonakov@ispras.ru>
1256 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1257 flush pending lists also on non-jumps. Adjust comment.
1259 2013-04-03 Richard Biener <rguenther@suse.de>
1261 PR tree-optimization/56501
1262 * tree-switch-conversion.c (check_process_case): Properly
1263 handle !single_succ_p case.
1265 2013-04-03 Jakub Jelinek <jakub@redhat.com>
1267 Backported from mainline
1268 2013-03-06 Jakub Jelinek <jakub@redhat.com>
1270 PR tree-optimization/56539
1271 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
1272 instead of GSI_CONTINUE_LINKING as last argument to
1273 force_gimple_operand_gsi. Adjust function comment.
1275 2013-03-05 Jakub Jelinek <jakub@redhat.com>
1278 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
1279 (avoid_complex_debug_insns): New function.
1280 (expand_debug_locations): Call it.
1282 2013-04-02 Wei Mi <wmi@google.com>
1284 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
1285 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
1286 *<rotate_insn><mode>3_mask in i386.md.
1288 2013-04-02 Richard Biener <rguenther@suse.de>
1291 Backport from mainline
1292 2012-05-16 Richard Guenther <rguenther@suse.de>
1294 * tree-inline.c (declare_return_variable): Properly handle
1295 DECL_BY_REFERENCE return vars in SSA form.
1297 2013-04-01 Wei Mi <wmi@google.com>
1299 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
1300 Truncate operand 2 using %b asm operand modifier.
1301 (*<shift_insn><mode>3_mask): Ditto.
1302 (*<rotate_insn><mode>3_mask): Ditto.
1304 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
1306 * config/i386/i386.md (*movsf_internal): Change type of
1307 alternatives 3,4 to imov.
1309 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1311 Backport from mainline
1312 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
1315 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
1316 when the may_trap_p bit of the exprs being merged differs.
1317 Reorder tests for speculativeness in the logical and operator.
1319 Backport from mainline
1320 2013-03-05 Jakub Jelinek <jakub@redhat.com>
1323 * sel-sched-ir.c (free_sched_pools): Release
1324 succs_info_pool.stack[succs_info_pool.max_top] vectors too
1325 if succs_info_pool.max_top isn't -1.
1327 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1329 Backport from mainline
1330 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
1333 * sel-sched.c: Include ira.h.
1334 (implicit_clobber_conflict_p): New function.
1335 (moveup_expr): Use it.
1336 * Makefile.in (sel-sched.o): Depend on ira.h.
1338 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
1340 Backport from mainline
1341 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
1342 Alexander Monakov <amonakov@ispras.ru>
1345 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
1346 flush pending lists also on non-jumps. Adjust comment.
1348 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
1350 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
1351 * doc/extend.texi (Named Address Spaces): Ditto.
1352 (Variable Attributes): Ditto.
1354 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
1356 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
1357 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
1360 2013-03-27 Walter Lee <walt@tilera.com>
1362 Backport from mainline:
1363 2013-03-27 Walter Lee <walt@tilera.com>
1365 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
1366 double-decrement of next_scratch_regno.
1368 2013-03-27 Walter Lee <walt@tilera.com>
1370 Backport from mainline:
1371 2013-03-27 Walter Lee <walt@tilera.com>
1373 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
1375 (insn_v1mulus): Ditto.
1376 (insn_v2muls): Ditto.
1378 2013-03-27 Walter Lee <walt@tilera.com>
1380 Backport from mainline:
1381 2013-03-27 Walter Lee <walt@tilera.com>
1383 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
1385 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
1387 2013-03-27 Walter Lee <walt@tilera.com>
1389 Backport from mainline:
1390 2013-03-27 Walter Lee <walt@tilera.com>
1392 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
1394 (*sibcall_value): Ditto.
1396 2013-03-27 Walter Lee <walt@tilera.com>
1398 Backport from mainline:
1399 2013-03-27 Walter Lee <walt@tilera.com>
1401 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
1402 (insn_mnz_v8qi): ... this ...
1403 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
1405 (insn_v<n>mnz): Replaced by ...
1406 (insn_v1mnz): ... this ...
1407 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
1409 (insn_mz_<mode>): Replaced by ...
1410 (insn_mz_v8qi): ... this ...
1411 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
1413 (insn_v<n>mz): Replaced by ...
1414 (insn_v1mz): ... this ...
1415 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
1418 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
1420 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
1422 2013-03-26 Richard Biener <rguenther@suse.de>
1424 Backport from mainline:
1425 2013-03-13 Richard Biener <rguenther@suse.de>
1427 PR tree-optimization/56608
1428 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
1429 calls when vectorizing basic-blocks.
1431 2013-03-05 Richard Biener <rguenther@suse.de>
1433 PR tree-optimization/56270
1434 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
1435 of loads after scheduling an SLP instance.
1437 2013-03-26 Walter Lee <walt@tilera.com>
1439 Backport from mainline:
1440 2013-03-26 Walter Lee <walt@tilera.com>
1442 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
1443 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
1445 2013-03-26 Walter Lee <walt@tilera.com>
1447 Backport from mainline:
1448 2013-03-25 Walter Lee <walt@tilera.com>
1450 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
1451 TILEGX_INSN_SHUFFLEBYTES1.
1452 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
1454 (tilegx_builtins): Ditto.
1455 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
1457 2013-03-26 Walter Lee <walt@tilera.com>
1459 Backport from mainline:
1460 2013-03-25 Walter Lee <walt@tilera.com>
1462 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
1463 tests for constraint J, K, N, P.
1465 2013-03-26 Walter Lee <walt@tilera.com>
1467 Backport from mainline:
1468 2013-03-25 Walter Lee <walt@tilera.com>
1470 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
1471 Use indirect/pcrel encoding.
1472 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
1475 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1477 Backport from mainline:
1478 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
1479 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1482 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1483 (musermode): Convert to Var(TARGET_USERMODE).
1484 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1485 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1486 * config/sh/sh.c (sh_option_override): Use
1487 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1488 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1490 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1492 (udivsi3_i4_single, divsi3_i4_single): Use
1493 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1494 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1495 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1496 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1497 (SUBTARGET_OVERRIDE_OPTIONS): New.
1499 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1501 Backport from mainline:
1502 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1504 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1505 to m2a-single instead of m2e.
1507 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1510 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
1513 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1516 * config/i386/i386.c (init_cumulative_args): Also set
1517 cum->callee_return_avx256_p.
1518 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
1519 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
1521 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
1522 callee_return_avx256_p.
1524 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1526 Backport from mainline:
1527 2012-12-04 Ian Lance Taylor <iant@google.com>
1529 * godump.c (find_dummy_types): Output a dummy type if we couldn't
1530 output the real type.
1532 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
1535 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
1536 (PLUS_EXPR): Likewise.
1537 * doc/cppopts.texi (--help): Likewise.
1538 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
1539 (-fdump-rtl-cprop_hardreg): Likewise.
1540 (-fdump-rtl-csa): Likewise.
1541 (-fdump-rtl-dce): Likewise.
1542 (-fdump-rtl-dbr): Likewise.
1543 (-fdump-rtl-into_cfglayout): Likewise.
1544 (-fdump-rtl-outof_cfglayout): Likewise.
1546 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
1549 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
1550 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1553 2013-03-14 Seth LaForge <sethml@google.com>
1556 Backport from mainline
1557 2012-10-22 Julian Brown <julian@codesourcery.com>
1559 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1560 VFP D registers in big-endian mode.
1562 2013-03-08 Joey Ye <joey.ye@arm.com>
1564 Backport from mainline
1565 2013-03-06 Joey Ye <joey.ye@arm.com>
1568 * gcc.c (convert_white_space): New function.
1569 (main): Handles white space in function name.
1571 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1573 Backport from mainline
1574 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1577 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
1578 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
1579 to SH_DIV_CALL_TABLE for TARGET_SH2.
1580 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
1582 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
1583 mdiv= call-div1, call-fp, call-table options.
1585 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
1587 * config.gcc (arm*-*-rtemself*): New.
1588 (arm*-*-rtems*): Removed.
1589 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1590 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1592 2013-03-01 Richard Biener <rguenther@suse.de>
1594 Backport from mainline
1595 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
1597 PR tree-optimization/55481
1598 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
1599 back to general rewriting if we cannot leave an original biv
1602 2013-03-01 Richard Biener <rguenther@suse.de>
1604 Backport from mainline
1605 2012-04-10 Richard Guenther <rguenther@suse.de>
1608 * gimple-low.c (gimple_check_call_args): Properly account for
1609 compatible aggregate types.
1611 2013-02-26 Nick Clifton <nickc@redhat.com>
1614 Import this patch from the mainline:
1616 2012-08-17 Nick Clifton <nickc@redhat.com>
1618 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1619 (branch_true): Likewise.
1620 (branch_false): Likewise.
1622 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1624 PR tree-optimization/56443
1625 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1626 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1627 to type_for_mode langhook.
1629 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1632 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1635 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1637 Backported from mainline
1638 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1640 PR tree-optimization/56350
1641 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1642 if haven't found reduction or nested cycle operand, rather than
1643 asserting we must find it.
1645 PR tree-optimization/56381
1646 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1649 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1651 PR tree-optimization/56250
1652 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1653 if type is unsigned and code isn't MULT_EXPR.
1655 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1658 * omp-low.c (use_pointer_for_field): Return false if
1659 lower_send_shared_vars doesn't generate any copy-out code.
1661 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1663 PR tree-optimization/55110
1664 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1665 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1667 2013-02-18 Richard Biener <rguenther@suse.de>
1670 2013-02-04 Richard Biener <rguenther@suse.de>
1672 Backport from mainline
1673 2012-07-04 Richard Guenther <rguenther@suse.de>
1675 PR tree-optimization/53844
1676 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1677 the loop virtual PHI.
1679 2013-02-13 David S. Miller <davem@davemloft.net>
1681 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1683 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1685 Backport from mainline
1686 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1688 PR rtl-optimization/56275
1689 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1690 offset is non-negative and less than cmode size before
1691 calling simplify_subreg.
1693 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1695 Backport from mainline
1696 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1698 * config/i386/sse.md (FMAMODEM): New mode iterator.
1699 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1700 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1702 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1704 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1705 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1706 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1708 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1710 Backport from mainline
1711 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1714 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1715 If there is no implicit builtin declaration, just return NULL.
1717 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1718 Michael Meissner <meissner@linux.vnet.ibm.com>
1720 Backport from mainline
1721 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1722 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1724 2013-02-07 David S. Miller <davem@davemloft.net>
1726 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1728 * var-tracking.c (vt_add_function_parameter): Test the presence of
1729 HAVE_window_save properly and do not remap argument registers when
1730 we have a leaf function.
1732 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1734 Backport from mainline
1735 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1738 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1740 * config/i386/i386.c (ix86_print_operand): Ditto.
1742 2013-02-07 Alan Modra <amodra@gmail.com>
1745 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1746 static chain, set REST_INLINE_FPRS too.
1748 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1750 Backport from mainline
1751 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1753 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1754 * configure: Regenerate.
1756 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1758 Backport from mainline
1759 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1760 Andrew Dixie <andrewd@gentrack.com>
1762 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1765 2013-02-05 Richard Biener <rguenther@suse.de>
1767 Backport from mainline
1768 2012-12-10 Richard Biener <rguenther@suse.de>
1770 PR tree-optimization/55107
1771 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1772 (bitmap_set_replace_value): Add gcc_unreachable.
1773 (do_regular_insertion): Re-write all_same handling. Insert
1774 an assignment instead of a PHI in this case.
1775 (execute_pre): Do not record constified events.
1777 2013-02-05 Richard Biener <rguenther@suse.de>
1779 PR tree-optimization/54767
1780 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1781 backedges drop all symbolical range information.
1782 (execute_vrp): Compute backedges.
1784 2013-02-04 Richard Biener <rguenther@suse.de>
1786 Backport from mainline
1787 2012-01-11 Richard Guenther <rguenther@suse.de>
1789 PR tree-optimization/44061
1790 * tree-vrp.c (extract_range_basic): Compute zero as
1791 value-range for __builtin_constant_p of function parameters.
1793 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1796 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1798 2013-02-04 Richard Biener <rguenther@suse.de>
1800 Backport from mainline
1801 2012-07-04 Richard Guenther <rguenther@suse.de>
1803 PR tree-optimization/53844
1804 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1805 the loop virtual PHI.
1807 2012-12-13 Richard Biener <rguenther@suse.de>
1810 * tree-streamer.c (record_common_node): Check that we are not
1811 recursively pre-loading nodes we want to skip. Handle
1812 char_type_node appearing as part of va_list_type_node.
1814 2013-02-04 Richard Biener <rguenther@suse.de>
1817 * gimple.h (gimple_call_builtin_class_p): New function.
1818 * gimple.c (validate_call): New function.
1819 (gimple_call_builtin_class_p): Likewise.
1820 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1821 Use gimple_call_builtin_class_p.
1822 (find_func_clobbers): Likewise.
1823 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1824 (strlen_optimize_stmt): Likewise.
1826 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1828 Backported from mainline
1829 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1831 PR tree-optimization/56125
1832 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1833 pow(x,c) into sqrt(x) * powi(x, n/2) or
1834 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1835 optimizing for size.
1836 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1837 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1840 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1842 PR tree-optimization/56098
1843 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1844 for stmts with volatile ops.
1845 (cond_store_replacement): Don't optimize if assign has volatile ops.
1846 (cond_if_else_store_replacement_1): Don't optimize if either
1847 then_assign or else_assign have volatile ops.
1849 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1852 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1853 instead of cmpdi_operand for first comparison operand.
1854 Don't assert that comparison operands aren't both constants.
1856 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1858 PR tree-optimization/56051
1859 * fold-const.c (fold_binary_loc): Don't fold
1860 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1861 a narrowing conversion, or widening conversion from signed
1864 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1867 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1868 the case where writing real complex part of target modifies
1871 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1874 * function.c (thread_prologue_and_epilogue_insns): Always
1875 add crtl->drap_reg to set_up_by_prologue.set, even if
1876 stack_realign_drap is false.
1878 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1880 PR tree-optimization/55921
1881 * tree-complex.c (expand_complex_asm): New function.
1882 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1884 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1886 PR rtl-optimization/55838
1887 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1888 iv0.step, iv1.step and step.
1890 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1893 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1894 * gimple-low.c: Include langhooks.c.
1895 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1896 by default call lang_hooks.block_may_fallthru.
1897 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1899 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1900 (LANG_HOOKS_INITIALIZER): Use it.
1902 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1905 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1906 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1907 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1908 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1909 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1911 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1913 PR tree-optimization/55236
1914 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1915 and signed ARG0_TYPE, force low and high to be non-NULL.
1917 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1919 PR rtl-optimization/54127
1920 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1921 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1922 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1923 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1924 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1926 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1928 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1929 range isn't testing for zero.
1931 2013-01-29 Richard Biener <rguenther@suse.de>
1933 PR tree-optimization/56113
1934 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1936 (label_visit): Free duplicate bitmaps and record the leader instead.
1937 (perform_var_substitution): Adjust.
1939 2013-01-28 Serowk <serowk@yandex.ru>
1942 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1943 Fix mode checks to allow for the passing of constants in the
1945 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1946 Add entries in the switch statement for builtin iwmmxt vector
1947 shift and rotate builtins.
1949 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1951 Backport from mainline
1952 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1955 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1956 operand 0 in movabs insn template for -masm=intel asm alternative.
1957 (*movabs<mode>_2): Ditto for operand 1.
1959 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1961 Backport from mainline
1962 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1965 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1966 alternative to (o,r).
1967 (*movdi_internal_rex64): Remove (!o,n) alternative.
1968 (DImode immediate->memory splitter): Remove.
1969 (DImode immediate->memory peephole2): Remove.
1970 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1971 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1972 alternative to (!o,*r).
1973 (*movtf_internal_sse): New pattern.
1974 (*movxf_internal_rex64): New pattern.
1975 (*movxf_internal): Disable for TARGET_64BIT.
1976 (*movdf_internal_rex64): Remove (!o,F) alternative.
1978 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1980 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1981 involving stack registers slightly.
1983 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1985 * config/i386/constraints.md (Yf): New constraint.
1986 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1987 of f constraint to conditionaly disable x87 register preferences.
1988 (*movdf_internal): Ditto.
1989 (*movsf_internal): Ditto.
1991 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1993 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1994 (*movtf_internal_rex64): Add (!o,C) alternative
1995 (*movxf_internal_rex64): Ditto.
1996 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1998 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
2000 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
2002 2013-01-24 Martin Jambor <mjambor@suse.cz>
2004 Backport from mainline
2005 2013-01-04 Martin Jambor <mjambor@suse.cz>
2007 PR tree-optimization/55755
2008 * tree-sra.c (sra_modify_assign): Do not check that an access has no
2009 children when trying to avoid producing a VIEW_CONVERT_EXPR.
2011 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
2013 Backport from mainline
2014 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
2016 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
2018 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
2020 PR rtl-optimization/56023
2021 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
2022 dependent on debug instruction.
2024 2013-01-21 Martin Jambor <mjambor@suse.cz>
2026 Backport from mainline
2027 2013-01-17 Martin Jambor <mjambor@suse.cz>
2029 PR tree-optimizations/55264
2030 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
2031 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
2032 for virtual functions.
2033 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
2034 for virtual methods.
2035 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
2036 virtual methods before inlining is over.
2038 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
2040 Backport from mainline
2041 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
2044 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
2045 store through atomic_store<mode>_1.
2046 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
2048 2013-01-16 Richard Biener <rguenther@suse.de>
2051 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
2052 account for bitpos when computing alignment.
2054 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
2056 Backport from 2013-01-14 trunk r195169.
2059 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
2060 etc. to 1 and not to __flash.
2061 Use LL suffix for __INT24_MAX__ with -mint8.
2062 Use ULL suffix for __UINT24_MAX__ with -mint8.
2064 2013-01-14 Matthias Klose <doko@ubuntu.com>
2066 * doc/invoke.texi: Document -print-multiarch.
2067 * doc/install.texi: Document --enable-multiarch.
2068 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
2069 * configure.ac: Add --enable-multiarch option.
2070 Substitute with_cpu, with_float.
2071 * configure: Regenerate.
2072 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
2073 enable_multiarch, with_cpu, with_float: New macros.
2074 if_multiarch: New macro, define in terms of enable_multiarch.
2075 * genmultilib: Add new argument for the multiarch name.
2076 * gcc.c (multiarch_dir): Define.
2077 (for_each_path): Search for multiarch suffixes.
2078 (driver_handle_option): Handle multiarch option.
2079 (do_spec_1): Pass -imultiarch if defined.
2080 (main): Print multiarch.
2081 (set_multilib_dir): Separate multilib and multiarch names
2082 from multilib_select.
2083 (print_multilib_info): Ignore multiarch names in multilib_select.
2084 * incpath.c (add_standard_paths): Search the multiarch include dirs.
2085 * cppdefault.h (default_include): Document multiarch in multilib
2087 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
2088 include directory for multiarch directories.
2089 * common.opt: New options --print-multiarch and -imultilib.
2091 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
2092 Include i386/t-linux.
2093 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
2094 Include i386/t-kfreebsd.
2095 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
2096 * config/i386/t-linux64: Add multiarch names in
2097 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
2098 * config/i386/t-gnu: New file.
2099 * config/i386/t-kfreebsd: Likewise.
2100 * config/i386/t-linux: Likewise.
2102 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
2103 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
2104 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
2105 for 32bit non-biarch configurations.
2107 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
2108 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
2111 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
2113 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
2115 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
2116 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
2117 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
2119 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
2120 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
2121 Include rs6000/t-linux for 32bit non-biarch configurations.
2123 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
2125 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
2127 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
2128 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
2130 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
2131 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
2133 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
2135 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
2136 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
2137 (vect_estimate_min_profitable_iter): Adjust to above fix.
2138 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
2140 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2142 Backport from mainline
2143 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2145 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
2146 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
2147 documentation. Add missing '__' in front of
2148 __builtin_ia32_packssdw256.
2150 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
2152 Backport from mainline
2153 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
2155 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
2156 attribute of movddup insn to DF.
2157 (*vec_interleave_lowv2df): Ditto.
2158 (vec_dupv2df): Ditto.
2160 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
2162 Backport from 2013-01-07 trunk r194991, r194992.
2165 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
2168 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
2169 (avr_addrspace_t): Add .section_name field.
2170 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
2172 (avr_addrspace): Same. Initialize .section_name. Remove last
2173 NULL entry. Put __memx into .progmemx.data.
2174 (progmem_section_prefix): Remove.
2175 (avr_asm_init_sections): No need to initialize progmem_section.
2176 (avr_asm_named_section): Use avr_addrspace[].section_name to get
2177 section name prefix.
2178 (avr_asm_select_section): Ditto. And use get_unnamed_section to
2179 retrieve the progmem section.
2180 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
2181 boundary to run over avr_addrspace[].
2182 (avr_register_target_pragmas): Ditto.
2184 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
2186 Backport from 2013-01-07 trunk r194978.
2189 * doc/install.texi (Cross-Compiler-Specific Options): Document
2192 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
2194 Backport from 2013-01-07 trunk r194968.
2197 * config/avr/t-avr: Don't automatically rebuild
2198 $(srcdir)/config/avr/t-multilib
2199 $(srcdir)/config/avr/avr-tables.opt
2200 (avr-mcus): New phony target to build them on request.
2201 (s-avr-mlib): Remove.
2202 * avr/avr-mcus.def: Adjust comments.
2204 2013-01-07 Terry Guo <terry.guo@arm.com>
2206 Backport from mainline
2207 2012-12-19 Terry Guo <terry.guo@arm.com>
2209 * config/arm/arm.c (thumb_find_work_register): Check argument
2210 register number based on current PCS.
2212 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
2214 Backport from mainline
2215 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
2218 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
2219 selected code model, define __code_mode_small__, __code_model_medium__,
2220 __code_model_large__, __code_model_32__ or __code_model_kernel__.
2221 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
2222 xchg temporary register with %k. Declare temporary register as
2224 [__x86_64__]: For medium and large code models, preserve %rbx register.
2226 2013-01-03 Richard Henderson <rth@redhat.com>
2228 * config/i386/i386.c (ix86_expand_move): Always assign to op1
2229 after eliminating TLS symbols.
2231 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2234 * config/pa/pa.md (movsi): Revert previous change.
2235 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
2238 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
2241 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
2244 2013-01-02 Jason Merrill <jason@redhat.com>
2247 * tree.c (build_array_type_1): Revert earlier change.
2249 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2252 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
2253 after reload starts.
2255 2012-12-21 Martin Jambor <mjambor@suse.cz>
2257 PR tree-optimization/55355
2258 * tree-sra.c (type_internals_preclude_sra_p): Also check that
2259 bit_position is small enough to fit a single HOST_WIDE_INT.
2261 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2263 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
2265 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2267 Backport from mainline
2268 2012-10-15 Matthias Klose <doko@ubuntu.com>
2270 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
2271 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
2273 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
2274 Tomash Brechko <tomash.brechko@gmail.com>
2277 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
2278 handling of before and after cases.
2279 * config/sparc/sync.md (atomic_store): Fix pasto.
2281 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
2283 * optabs.c (expand_atomic_store): Elide redundant model test.
2285 2012-12-13 Richard Henderson <rth@redhat.com>
2288 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
2290 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
2293 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
2294 (tldo_stb_sp64): Likewise.
2295 (tldo_sth_sp32): Likewise.
2296 (tldo_sth_sp64): Likewise.
2297 (tldo_stw_sp32): Likewise.
2298 (tldo_stw_sp64): Likewise.
2299 (tldo_stx_sp64): Likewise.
2301 2012-12-10 Kai Tietz <ktietz@redhat.com>
2304 * print-tree.c (print_node): Cast from pointer via uintptr_t.
2306 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
2308 Backport from mainline
2309 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
2310 H.J. Lu <hongjiu.lu@intel.com>
2313 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
2314 before using it as insn or call equivalent.
2316 2012-12-06 Jason Merrill <jason@redhat.com>
2319 * tree.c (build_array_type_1): Re-layout if we found it in the
2322 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2324 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
2325 opaque cond in all call insns.
2327 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
2329 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
2330 area if the function allocates dynamic stack space.
2331 (ia64_initial_elimination_offset): Adjust offsets to above change.
2333 2012-12-03 Richard Biener <rguenther@suse.de>
2335 Backport from mainline
2336 2012-09-24 Richard Guenther <rguenther@suse.de>
2338 PR tree-optimization/53663
2339 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
2340 native encode/interpret translation on VN_WALKREWRITE.
2342 2012-12-03 Kai Tietz <ktietz@redhat.com>
2345 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
2348 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
2351 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
2353 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2355 Backport from mainline:
2356 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2359 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
2360 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
2361 (in_nullified_branch_delay): Likewise.
2362 (in_call_delay): Likewise.
2363 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
2364 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
2365 the $$sh_func_adrs call as variable. Update type of sibcalls and
2366 $$sh_func_adrs call.
2367 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
2368 length instead of adjustment. Handle negative and undefined call
2369 adjustments for insn_default_length. Remove adjustment for millicode
2370 insn with unfilled delay slot.
2371 (pa_output_millicode_call): Update for revised millicode length.
2372 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
2374 2012-11-29 Kai Tietz <ktietz@redhat.com>
2377 * prefix.c (lookup_key): Replace xmalloc/xrealloc
2378 use by XNEWVEC/XRESIZEVEC.
2380 * i386.c (get_scratch_register_on_entry): Handle
2381 thiscall-convention.
2382 (split_stack_prologue_scratch_regno): Likewise.
2383 (ix86_static_chain): Likewise.
2384 (x86_output_mi_thunk): Likewise.
2386 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
2388 Backported from mainline
2389 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
2390 Markus Trippelsdorf <markus@trippelsdorf.de>
2393 * lto-opts.c (lto_write_options): Also handle
2394 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
2395 OPT_SPECIAL_program_name.
2398 * lto-wrapper.c (merge_and_complain): Handle
2399 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
2400 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
2402 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
2404 PR rtl-optimization/55489
2405 * gcse.c (compute_transp): Precompute a canonical version
2406 of XEXP (x, 0), and pass it to canon_true_dependence.
2408 2012-11-27 Richard Biener <rguenther@suse.de>
2411 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
2412 stmt with a NOP instead of removing it.
2414 2012-11-26 Richard Biener <rguenther@suse.de>
2416 Backport from mainline
2417 2012-10-19 Richard Biener <rguenther@suse.de>
2419 PR tree-optimization/54976
2420 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2421 Robustify against odd inner_mode inputs.
2423 2012-10-12 Richard Biener <rguenther@suse.de>
2425 PR tree-optimization/54894
2426 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2427 Handle over-aligned scalar types properly.
2429 2012-10-02 Richard Guenther <rguenther@suse.de>
2432 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
2433 cleaning up the CFG.
2435 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2437 Backport from mainline
2438 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2440 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
2441 explaining the register ordering preferences.
2443 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
2444 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
2445 constraints so that the traditional floating point loads, stores,
2446 and moves are done first, then the VSX loads, stores, and moves,
2447 and finally the GPR loads, stores, and moves so that reload
2448 chooses FPRs over GPRs, and uses the traditional load/store
2449 instructions which provide an offset.
2450 (movdf_hardfloat64): Likewise.
2452 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2454 Backported from mainline
2455 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
2456 H.J. Lu <hongjiu.lu@intel.com>
2459 * config/i386/i386.c (legitimize_pic_address): Properly handle
2461 (ix86_print_operand_address): Set code to 'k' when forcing
2462 addr32 prefix. For x32, zero-extend negative displacement if
2465 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
2467 * common.opt (fvar-tracking-uninit): Document.
2468 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
2469 * config/darwin.c (darwin_override_options): Likewise.
2471 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
2473 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
2474 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
2476 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2478 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
2480 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2482 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
2485 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
2487 Backport from mainline
2488 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2490 * config/i386/i386.c (ix86_init_machine_status): Do not
2491 explicitly clear tls_descriptor_call_expanded_p again.
2493 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2495 * config/i386/sse.md
2496 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
2497 as read and written by the instruction.
2499 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
2502 (ix86_instantiate_decls): New function.
2503 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
2504 stack slot instead of SLOT_VIRTUAL.
2505 <case IX86_BUILTIN_STMXCSR>: Ditto.
2506 (assign_386_stack_local): Do not assert when virtual slot is valid.
2507 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
2508 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
2509 (truncxf<mode>2): Ditto.
2510 (floatunssi<mode>2): Ditto.
2511 (isinf<mode>2): Ditto.
2512 * config/i386/sync.md (atomic_load<mode>): Ditto.
2513 (atomic_store<mode>): Ditto.
2515 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
2518 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
2519 the argument is itself a conditional expression.
2521 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
2523 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2526 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
2528 PR tree-optimization/54986
2529 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
2530 conversions on entry but add them back on exit if needed.
2532 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
2535 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
2537 (print_reg): Use true_regnum rather than REGNO.
2538 (ix86_print_operand_address): Remove SUBREG handling.
2540 2012-11-05 Jakub Jelinek <jakub@redhat.com>
2542 Backported from mainline
2543 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2546 * gimple.h (is_gimple_sizepos): New inline function.
2547 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2548 final assignment to expr variable.
2549 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2550 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2551 into a local temporary.
2553 2012-10-10 Jakub Jelinek <jakub@redhat.com>
2555 PR tree-optimization/54877
2556 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
2557 use make_ssa_name instead of copy_ssa_name.
2559 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
2561 Backport from mainline
2562 2012-10-31 Jakub Jelinek <jakub@redhat.com>
2564 PR tree-optimization/53708
2565 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2566 user-supplied alignment when used with an explicit section name.
2568 2012-11-02 Jeff Law <law@redhat.com>
2570 PR tree-optimization/54985
2571 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2572 from thread_across_edge.
2573 (thread_across_edge): Use it in all cases where we might thread
2576 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
2578 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
2579 special register pushes before frame probing and allocation.
2581 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
2582 Joel Sherrill <joel.sherrill@oarcorp.com>
2584 * config/sparc/t-rtems: New (Custom multilibs).
2585 * config/sparc/t-rtems-64: New (Custom multilibs).
2586 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
2587 (sparc-*-rtems*): Add sparc/t-rtems.
2589 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
2591 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
2593 (hash_rtx): Likewise.
2595 2012-10-29 Terry Guo <terry.guo@arm.com>
2597 Backport from mainline
2598 2012-10-11 Terry Guo <terry.guo@arm.com>
2600 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
2602 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2605 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2607 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2608 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2610 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2612 * config/avr/t-rtems: Revert previous commit.
2614 2012-10-26 Terry Guo <terry.guo@arm.com>
2616 Backport from mainline
2617 2012-10-23 Terry Guo <terry.guo@arm.com>
2620 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2623 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2625 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2627 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2629 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2631 * config.gcc (microblaze*-*-rtems*): New target.
2632 * config/microblaze/rtems.h: New.
2633 * config/microblaze/t-rtems: New.
2635 2012-10-25 Richard Biener <rguenther@suse.de>
2637 PR tree-optimization/54902
2638 * tree-ssa-pre.c (fini_pre): Return TODO.
2639 (execute_pre): Adjust.
2640 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2641 blocks before computing dominators.
2643 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2645 Backport from mainline
2646 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2648 * config/i386/i386.c (memory_address_length): Assert that non-null
2649 base or index RTXes are registers. Do not check for REG RTXes.
2650 Determine addr32 prefix using SImode_address_operand or
2651 from original base and index RTXes. Simplify code.
2653 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2655 * config/i386/i386-protos.h (memory_address_length): Add new bool
2656 argument. Update all uses.
2657 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2658 add length of addr32 prefix based on mode of base or index register.
2659 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2660 addresses here. Update call to memory_address_length.
2661 (ix86_print_address_operand): Use SImode_address_operand predicate.
2662 * config/i386/predicates.md (SImode_address_operand): New.
2663 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2664 to calculate "mode" attribute. Use SImode_address_operand predicate
2665 instead of open-coding accepted RTX codes.
2667 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2669 Backport from 2012-10-22 trunk r192685.
2670 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2671 Note __AVR_<device>__ is not defined for cores.
2672 Don't point to --help=target.
2673 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2675 2012-10-19 Marek Polacek <polacek@redhat.com>
2677 Backported from mainline
2678 2012-10-19 Marek Polacek <polacek@redhat.com>
2681 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2682 pointer/non-pointer comparison.
2684 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2686 Backported from mainline
2687 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2690 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2691 sure the mode is correct when falling through from above cases.
2693 2012-10-19 Alan Modra <amodra@gmail.com>
2695 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2696 (HAVE_LD_LARGE_TOC): Likewise.
2697 * configure: Regenerate.
2699 2012-10-19 Alan Modra <amodra@gmail.com>
2701 * config/rs6000/predicates.md (splat_input_operand): Don't call
2702 input_operand for MEMs. Instead check for volatile and call
2703 memory_address_addr_space_p with modified mode.
2705 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2707 Backported from mainline
2708 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2710 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2712 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2714 PR rtl-optimization/54870
2715 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2716 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2717 SSA_NAME pointer that points to a partition if there is at least
2718 one variable with it set in the partition.
2719 * dse.c (local_variable_can_escape): New predicate.
2720 (can_escape): Call it.
2721 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2722 mark the SSA_NAME pointer that points to a partition.
2724 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2726 Backport from mainline
2727 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2729 PR rtl-optimization/53701
2730 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2731 rocess not only expr's vinsns but all old vinsns from expr's
2734 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2736 Backport from mainline
2737 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2740 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2742 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2743 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2744 only if producer writes to the register given by regno.
2746 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2748 Backport from mainline
2749 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2751 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2752 (UNSPEC_LOADU): New.
2753 (UNSPEC_STOREU): Ditto.
2754 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2755 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2756 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2757 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2758 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2759 (<sse2>_storedqu<avxsizesuffix>): ... this.
2760 (*sse4_2_pcmpestr_unaligned): Update.
2761 (*sse4_2_pcmpistr_unaligned): Ditto.
2763 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2764 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2765 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2766 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2767 gen_sse2_load{dqu,upd} to load from unaligned memory and
2768 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2770 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2771 Use CODE_FOR_sse_loadups.
2772 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2773 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2774 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2775 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2776 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2777 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2778 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2779 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2780 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2781 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2782 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2784 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2786 Backport from trunk (r190222):
2788 PR tree-optimization/54146
2789 * ifcvt.c: Include pointer-set.h.
2790 (cond_move_process_if_block): Change type of then_regs and
2791 else_regs from alloca'd array to pointer_sets.
2792 (check_cond_move_block): Update for this change.
2793 (cond_move_convert_if_block): Likewise.
2794 * Makefile.in: Fix dependencies for ifcvt.o.
2796 2012-10-15 Richard Guenther <rguenther@suse.de>
2798 PR tree-optimization/54920
2799 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2800 allocate temporary storage for all NARY elements.
2802 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2805 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2807 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2809 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2810 default_use_cxa_atexit to yes.
2812 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2814 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2816 2012-10-05 Jan Hubicka <jh@suse.cz>
2817 Jakub Jelinek <jakub@redhat.com>
2819 PR tree-optimization/33763
2820 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2821 attribute for redefined extern inline functions.
2823 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2825 Backported from mainline
2826 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2828 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2829 in SSE and YMM state support check for -march=native.
2831 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2834 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2837 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2839 Backported from mainline
2840 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2843 * doc/invoke.texi: Document -mprefer-avx128.
2845 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2847 Backported from mainline
2848 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2851 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2852 (XSTATE_FP): Likewise.
2853 (XSTATE_SSE): Likewise.
2854 (XSTATE_YMM): Likewise.
2855 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2856 SSE and YMM states aren't supported.
2858 2012-10-01 Tom de Vries <tom@codesourcery.com>
2860 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2863 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2866 * config/s390/s390.c (s390_option_override): Add missing break.
2868 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2870 Backport from mainline
2871 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2873 * config.gcc: Replace 'host' with 'target' when configuring for
2874 powerpc64*-*-freebsd.
2876 2012-09-28 Meador Inge <meadori@codesourcery.com>
2878 Backport from mainline
2879 2012-09-27 Meador Inge <meadori@codesourcery.com>
2881 * gcc-ar.c (main): Handle the returning of the sub-process error
2884 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2886 Backport from 2012-09-28 trunk r191821.
2887 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2889 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2892 * simplify-rtx.c (simplify_binary_operation_1): Perform
2893 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2895 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2897 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2898 TYPE_NONALIASED_COMPONENT flag.
2899 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2900 TYPE_NONALIASED_COMPONENT flag.
2902 2012-09-21 Richard Guenther <rguenther@suse.de>
2905 Backport from mainline
2906 2012-04-19 Richard Guenther <rguenther@suse.de>
2908 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2911 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2914 * c-typeck.c (c_cast_expr): When casting to a type requiring
2915 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2918 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2921 * c-typeck.c (build_unary_op): Pass original argument of
2922 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2923 any C_MAYBE_CONST_EXPR, if it has integer operands.
2924 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2925 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2926 to c_objc_common_truthvalue_conversion, then remove any
2927 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2928 c_objc_common_truthvalue_conversion not
2929 c_common_truthvalue_conversion.
2930 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2931 call note_integer_operands for arguments with integer operands
2932 that are not integer constants.
2934 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2936 Backported from mainline
2937 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2939 PR tree-optimization/54563
2940 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2941 gimple_purge_dead_eh_edges if last call has been changed.
2943 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2946 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2947 instead of (match_dup 0) as second argument to vec_merge.
2948 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2949 Remove third alternative.
2950 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2951 operand 2 instead of operand 1, but put it as first argument
2953 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2954 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2957 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2959 * BASE-VER: Set to 4.7.3.
2960 * DEV-PHASE: Set to prerelease.
2962 2012-09-20 Release Manager
2964 * GCC 4.7.2 released.
2966 2012-09-15 Andi Kleen <ak@linux.intel.com>
2968 Backport from mainline
2969 2012-09-07 Andi Kleen <ak@linux.intel.com>
2971 * gcc/lto-streamer.h (res_pair): Add.
2972 (lto_file_decl_data): Replace resolutions with respairs.
2974 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2975 Initialize respairs.
2976 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2978 2012-09-14 Walter Lee <walt@tilera.com>
2980 Backport from mainline.
2981 2012-09-14 Walter Lee <walt@tilera.com>
2983 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2984 option for TILEPro and TILE-Gx.
2986 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2988 * config/i386/i386.h (x86_prefetchw): New global variable.
2989 (TARGET_PREFETCHW): New macro.
2990 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2991 (processor_alias_table): Add PTA_PREFETCHW to
2992 bdver1, bdver2 and btver1.
2993 (ix86_option_override_internal): Set x86_prefetchw for
2994 PTA_PREFETCHW targets.
2995 * config/i386/i386.md (prefetch): Expand to prefetchw
2996 for TARGET_PREFETCHW.
2997 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2999 Backport from mainline
3000 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
3002 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
3003 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
3005 (*prefetch_sse): ... this.
3006 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
3008 (*prefetch_3dnow): ... this.
3010 2012-09-13 Jakub Jelinek <jakub@redhat.com>
3013 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
3014 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
3016 2012-09-12 Teresa Johnson <tejohnson@google.com>
3018 Backport from mainline.
3019 2012-09-12 Teresa Johnson <tejohnson@google.com>
3021 PR gcov-profile/54487
3022 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
3023 test using F_SETLKW with fcntl.
3024 * configure, config.in: Regenerate.
3026 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
3028 Backport from mainline
3029 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3031 * config/i386/i386.md : Comments on fma4 instruction selection
3032 reflect requirement on register pressure based cost model.
3034 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
3035 flag is set-reset as informed by the cpuid flag.
3037 * config/i386/i386.c (processor_alias_table): fma4
3038 flag is enabled for bdver2.
3040 2012-09-12 Christian Bruel <christian.bruel@st.com>
3042 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
3044 2012-09-12 Jakub Jelinek <jakub@redhat.com>
3046 * config.gcc: Obsolete picochip-*.
3048 2012-09-11 Richard Guenther <rguenther@suse.de>
3051 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
3052 on flag_toplevel_reorder.
3054 2012-09-10 Richard Henderson <rth@redhat.com>
3056 * config/alpha/predicates.md (small_symbolic_operand): Disallow
3059 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
3061 Backport from 2012-09-10 mainline r191132.
3064 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
3066 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
3069 * tree-sra.c (disqualify_base_of_expr): Check for possible
3070 NULL_TREE returned by get_base_address()
3072 2012-09-07 Richard Guenther <rguenther@suse.de>
3074 Backport from mainline
3075 2012-06-26 Jan Hubicka <jh@suse.cz>
3078 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
3081 2012-09-07 Richard Guenther <rguenther@suse.de>
3083 Backport from mainline
3084 2012-07-13 Richard Guenther <rguenther@suse.de>
3086 PR tree-optimization/53922
3087 * tree-vrp.c (value_inside_range): Change prototype to take
3088 min/max instead of value-range.
3089 (range_includes_zero_p): Likewise. Return the result from
3091 (extract_range_from_binary_expr_1): Adjust to handle dont-know
3092 return value from range_includes_zero_p.
3093 (extract_range_from_unary_expr_1): Likewise.
3094 (compare_range_with_value): Likewise.
3095 (vrp_meet_1): Likewise.
3097 2012-09-07 Richard Guenther <rguenther@suse.de>
3100 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
3101 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
3102 arguments separately.
3104 2012-09-07 Jakub Jelinek <jakub@redhat.com>
3106 Backported from mainline
3107 2012-09-06 Jakub Jelinek <jakub@redhat.com>
3109 PR rtl-optimization/54455
3110 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
3111 bb ends up with asm goto referencing bb's label.
3113 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3115 Backport from mainline.
3116 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3117 Richard Earnshaw <richard.earnshaw@arm.com>
3120 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
3121 element size. Use elem_type from the formal parameter. New parameter
3123 (neon_expand_args): Adjust call to neon_dereference_pointer.
3125 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
3127 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
3128 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
3130 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
3132 Backport from mainline
3133 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3135 * config/i386/i386.md (isa): Add fma and fma4.
3136 (enabled): Handle fma and fma4.
3137 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
3138 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
3139 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
3140 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
3141 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
3142 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
3144 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
3146 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
3147 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
3148 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
3150 2012-09-06 Richard Guenther <rguenther@suse.de>
3152 PR tree-optimization/54498
3153 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
3154 abort when reaching an already visited region.
3155 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
3156 (get_continuation_for_phi_1): Likewise.
3157 (walk_non_aliased_vuses): When we translated the reference,
3158 abort when we re-visit a region.
3159 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
3161 2012-09-06 Andrew Pinski <apinski@cavium.com>
3164 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
3166 2012-09-05 Jakub Jelinek <jakub@redhat.com>
3169 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
3170 build_int_cst with size_type_node instead of size_int.
3172 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
3174 Backport from 2012-09-05 mainline r190697.
3177 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
3178 configured --with-avrlibc.
3179 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
3181 * config/avr/avrlibc.h: New file.
3182 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
3183 configured --with-avrlibc.
3184 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
3186 2012-09-05 Bin Cheng <bin.cheng@arm.com>
3188 Backport from 2012-09-04 mainline r190919
3191 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
3192 of size less than 4 bytes by using macro ARM_NUM_INTS.
3193 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
3195 2012-09-04 Richard Henderson <rth@redhat.com>
3197 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
3199 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
3201 Backport from 2012-09-04 mainline r190920
3204 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
3206 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3208 Backport from 2012-09-04 mainline r190914
3211 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
3213 (avr_allocate_stack_slots_for_args): ...this new static function.
3215 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
3217 Backported from mainline
3218 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
3221 * doc/invoke.texi: Add -da and remove -dm.
3223 2012-09-03 Jakub Jelinek <jakub@redhat.com>
3225 Backported from mainline
3226 2012-09-01 Jakub Jelinek <jakub@redhat.com>
3229 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
3230 operands[1] is CONST_INT_P, convert it to QImode before printing.
3232 2012-08-31 Jakub Jelinek <jakub@redhat.com>
3235 * c-convert.c (convert): Don't call fold_convert_loc if
3236 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
3237 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
3238 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
3240 2012-08-24 Jakub Jelinek <jakub@redhat.com>
3243 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
3244 if init is a CONSTRUCTOR.
3246 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
3248 PR rtl-optimization/54369
3249 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
3250 calling dbr_schedule.
3251 * config/sparc/sparc.c (sparc_reorg): Likewise.
3253 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
3255 Backport from mainline
3256 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
3258 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
3259 case for Atom processor.
3261 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
3263 Backport from mainline
3264 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
3267 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
3268 true for TARGET_64BIT or !flag_pic.
3269 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
3270 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
3271 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
3272 Add insn constraint. Conditionally emit xchg asm insns.
3273 (atomic_compare_and_swap<mode>): Update calls. Check only
3274 cmpxchg8b_pic_memory_operand in memory address fixup.
3276 (CASHMODE): Rename from DCASHMODE.
3277 (doublemodesuffix): Update modes.
3278 (regprefix): New mode attribute.
3280 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
3281 <UNSPECV_CMPXCHG>: New constant.
3282 (atomic_compare_and_swap<mode>_1): Rename from
3283 atomic_compare_and_swap_single<mode>. Update calls and
3284 unspec_volatile constants.
3285 (atomic_compare_and_swap<mode>_doubleword): Rename from
3286 atomic_compare_and_swap_double<mode>. Update calls and
3287 unspec_volatile constants.
3289 2012-08-28 Walter Lee <walt@tilera.com>
3291 Backport from mainline
3292 2012-08-28 Walter Lee <walt@tilera.com>
3294 * confg/tilegx/tilegx.md: Fix code style.
3295 (*zero_extendsidi_truncdisi): Fix typo.
3296 * config/tilegx/tilegx.c: Fix code style.
3297 (tilegx_function_profiler): Fix typo.
3299 2012-08-27 Walter Lee <walt@tilera.com>
3301 Backport from mainline
3302 2012-08-27 Walter Lee <walt@tilera.com>
3304 * doc/md.texi (TILE-Gx): Fix typo.
3306 2012-08-27 Walter Lee <walt@tilera.com>
3308 Backport from mainline
3309 2012-08-27 Walter Lee <walt@tilera.com>
3311 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
3312 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
3314 2012-08-27 Walter Lee <walt@tilera.com>
3316 Backport from mainline
3317 2012-08-27 Walter Lee <walt@tilera.com>
3319 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
3320 (insn_bfins): Delete.
3322 2012-08-27 Walter Lee <walt@tilera.com>
3324 Backport from mainline
3325 2012-08-27 Walter Lee <walt@tilera.com>
3327 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
3328 atomic_exchange_bare<mode>,
3329 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
3330 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
3331 * config/tilegx/tilegx.md (type): Add X1_remove.
3332 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
3333 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
3334 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
3337 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
3339 PR rtl-optimization/54088
3340 * jump.c (delete_related_insns): Robustify latest change.
3342 2012-08-21 Richard Guenther <rguenther@suse.de>
3344 Backport from mainline
3345 2012-08-16 Richard Guenther <rguenther@suse.de>
3348 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
3350 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
3351 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
3352 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
3353 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
3354 (tree_ssa_lim_finalize): Free all mem_refs.
3355 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
3356 scc when bailing out.
3357 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
3358 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
3359 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
3360 FOR_EACH_LOOP_BREAK.
3362 2012-08-17 Richard Guenther <rguenther@suse.de>
3364 * tree-sra.c (modify_function): Free redirect_callers vector.
3365 * ipa-split.c (split_function): Free args_to_pass vector.
3366 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
3368 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
3369 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
3370 (vect_analyze_slp_instance): Free everything.
3371 (destroy_bb_vec_info): Free the SLP instances.
3373 2012-08-17 Richard Guenther <rguenther@suse.de>
3375 * params.def (integer-share-limit): Decrease from 256 to 251,
3378 2012-08-21 Richard Guenther <rguenther@suse.de>
3380 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
3381 the affine expansion cache.
3383 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3385 Backported from trunk
3386 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3389 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
3391 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3393 Backport from mainline.
3394 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3397 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
3398 mark as predicable. Adjust asm template.
3399 (vec_setv2di_internal): Likewise.
3400 (vec_extract<mode> VD, VQ): Likewise.
3401 (vec_extractv2di): Likewise.
3402 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
3403 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
3404 (neon_vdup_n<mode> VX, V32): Likewise.
3405 (neon_vdup_nv2di): Likewise.
3407 2012-08-17 Walter Lee <walt@tilera.com>
3409 Backport from mainline
3410 2012-08-17 Walter Lee <walt@tilera.com>
3412 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
3413 (FEEDBACK_ENTER): Define.
3414 (FEEDBACK_REENTER): Define.
3415 (FEEDBACK_ENTRY): Define.
3416 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
3417 (FEEDBACK_ENTER): Define.
3418 (FEEDBACK_REENTER): Define.
3419 (FEEDBACK_ENTRY): Define.
3421 2012-08-16 Walter Lee <walt@tilera.com>
3423 Backport from mainline
3424 2012-08-16 Walter Lee <walt@tilera.com>
3426 * config.gcc (tilegx-*-linux*): Add feedback.h.
3427 (tilepro-*-linux*): Likewise.
3428 * config/tilegx/feedback.h: New file.
3429 * config/tilepro/feedback.h: New file.
3431 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
3433 Backport from mainline r189840 and r187586:
3434 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
3436 * config/i386/i386.md (stack_protect_set): Disable the pattern
3437 for Android since Android libc (bionic) does not provide random
3438 value for stack protection guard at gs:0x14. Guard value
3439 will be provided from external symbol (default implementation).
3440 (stack_protect_set_<mode>): Likewise.
3441 (stack_protect_test): Likewise.
3442 (stack_protect_test_<mode>): Likewise.
3443 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
3444 not have Bionic by default
3445 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
3446 Macro OPTION_BIONIC is defined in this file and provides Bionic
3447 accessibility status
3449 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3451 * configure.ac: Stack protector enabling for Android targets.
3452 * configure: Regenerate.
3454 2012-08-13 Jakub Jelinek <jakub@redhat.com>
3456 Backported from trunk
3457 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3459 PR rtl-optimization/53942
3460 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
3461 directly from likely spilled non-fixed hard registers, move them
3464 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3466 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
3467 (xop_phaddubq): Ditto.
3469 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3471 Backport from mainline
3472 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
3473 Richard Earnshaw <rearnsha@arm.com>
3475 * target.def (vector_alignment): New target hook.
3476 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
3477 * doc/tm.texi: Regenerate.
3478 * targhooks.c (default_vector_alignment): New function.
3479 * targhooks.h (default_vector_alignment): Add prototype.
3480 * stor-layout.c (layout_type): Use targetm.vector_alignment.
3481 * config/arm/arm.c (arm_vector_alignment): New function.
3482 (TARGET_VECTOR_ALIGNMENT): Define.
3484 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
3485 vector type alignment instead of size.
3486 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
3487 element type size directly instead of computing it from alignment.
3488 Fix variable naming and comment.
3490 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3492 Backport from mainline
3493 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3495 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
3496 (alpha_pad_function_end): ... this. Also insert NOP between
3497 sibling call and GP load.
3498 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
3500 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
3502 Backport from mainline
3503 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3504 H.J. Lu <hongjiu.lu@intel.com>
3506 PR rtl-optimization/54157
3507 * combine.c (gen_lowpart_for_combine): Don't return identity
3508 for CONST or symbolic reference.
3510 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
3512 Backport from mainline
3513 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3515 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3516 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3517 split_cost argument signed.
3518 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3519 (ix86_avoid_lea_for_addr): Ditto.
3521 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
3523 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
3524 the address has less than two components.
3526 2012-08-02 Steve Ellcey <sellcey@mips.com>
3528 Backport from mainline
3529 2012-07-19 Steve Ellcey <sellcey@mips.com>
3531 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3534 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
3536 Backport from mainline
3537 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3540 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3541 negative constant address for TARGET_X32 ...
3542 (ix86_decompose_address): ... here. Reject constant addresses
3543 that don't satisfy x86_64_immediate_operand predicate.
3545 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3548 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3549 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3550 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3551 addresses. Prevent zero extensions of CONST_INT operands.
3553 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3556 * config/i386/i386.md (*lea): New insn pattern.
3558 (*lea<mode>_2): Ditto.
3559 (*lea_{3,4,5,6}_zext): Ditto.
3560 * config/i386/predicates.md (lea_address_operand): Do not reject
3561 zero-extended address operands.
3562 * config/i386/constraints.md (j): Remove address constraint.
3563 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3565 (ix86_print_operand_address): Handle SImode subreg of an address.
3566 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3568 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3570 Backport from mainline
3571 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3574 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3575 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3577 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3578 (*movdi_internal_rex64): Use %E operand modifier for lea.
3579 (*movsi_internal): Ditto.
3581 (*lea<mode>_2): Ditto.
3582 (*lea_{3,4,5,6}_zext): Ditto.
3583 (*tls_global_dynamic_32_gnu): Ditto.
3584 (*tls_global_dynamic_64): Ditto.
3585 (*tls_dynamic_gnu2_lea_32): Ditto.
3586 (*tls_dynamic_gnu2_lea_64): Ditto.
3587 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3589 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3591 Backport from mainline
3592 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3594 * config/i386/i386.c (ix86_address_subreg_operand): Reject
3596 (ix86_print_operand_address): Assert that parts.base and parts.index
3597 are non-NULL after call to simplify_subreg.
3599 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3602 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3604 * config/sh/sh.c (sh_option_override): Do not change
3605 flag_finite_math_only. Set TARGET_IEEE to complement of
3606 flag_finite_math_only.
3607 * doc/invoke.texi (SH options): Add mno-ieee. Correct
3608 description of mieee and mno-ieee behavior.
3610 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3613 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3614 (_lzcnt_u64): Ditto.
3616 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3618 Backport from mainline
3619 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3621 PR rtl-optimization/52250
3622 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3623 to put note list into. Unconditionally call move_bb_info.
3624 (move_bb_info): Do not assert the blocks being in the same region,
3625 just drop the note list if they are not.
3627 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3629 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3631 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3633 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3634 defining statement is a SSA name that occurs in abnormal PHIs.
3636 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3638 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3641 2012-07-19 Richard Guenther <rguenther@suse.de>
3642 Eric Botcazou <ebotcazou@adacore.com>
3644 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3645 about transition from invariant to known bits.
3646 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3648 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3651 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3652 (cleanup_tree_cfg_bb): Don't call it.
3653 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3656 2012-07-19 Christian Bruel <christian.bruel@st.com>
3659 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3661 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3663 * config.gcc (v850-*-rtems*): New target.
3664 * config/v850/rtems.h: New.
3665 * config/v850/t-rtems: New.
3667 2012-07-18 Nick Clifton <nickc@redhat.com>
3669 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3671 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3675 Backport from mainline
3676 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3679 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3680 instead expand it as zero extension.
3682 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3684 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3685 QImode and HImode splitters. Use ix86_comparison_operator.
3686 Explicitly match FLAGS_REG.
3687 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3689 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3690 Steven Bosscher <steven@gcc.gnu.org>
3691 Bernd Schmidt <bernds@codesourcery.com>
3693 PR rtl-optimization/53908
3694 * df-problems.c (can_move_insns_across): When doing
3695 memory-reference book-keeping, handle call insns.
3697 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3699 Backport from mainline
3700 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3703 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3704 sibcall_insn_operand. Move it to a temporary register if not.
3706 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3709 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3710 emit PIC sequence for fnaddr symbol reference in advance.
3712 2012-07-09 Jason Merrill <jason@redhat.com>
3715 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3716 (type_hash_eq): Likewise.
3719 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3721 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3723 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3724 due to negative shift amount.
3726 2012-07-06 Kai Tietz <ktietz@redhat.com>
3728 Backport from mainline.
3730 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3731 as "/mingw/include".
3733 2012-07-06 Nick Clifton <nickc@redhat.com>
3735 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3736 default_encode_section_info.
3738 2012-07-06 Richard Guenther <rguenther@suse.de>
3740 Backport from mainline
3741 2012-03-30 Richard Guenther <rguenther@suse.de>
3744 * double-int.c (rshift_double): Remove not needed cast.
3746 2012-03-28 Richard Guenther <rguenther@suse.de>
3749 * double-int.h (rshift_double): Remove.
3750 * double-int.c (lshift_double): Use absu_hwi to make count
3752 (rshift_double): Make static, take unsigned count argument,
3753 remove handling of negative count argument.
3754 (double_int_rshift): Dispatch to lshift_double.
3756 2012-07-06 Richard Guenther <rguenther@suse.de>
3758 Backport from mainline
3759 2012-06-18 Richard Guenther <rguenther@suse.de>
3761 PR tree-optimization/53693
3762 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3763 Reject operands with more than one use.
3765 2012-07-06 Richard Guenther <rguenther@suse.de>
3767 Backport from mainline
3768 2012-04-11 Richard Guenther <rguenther@suse.de>
3771 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3772 consider loop nesting.
3773 (evolution_function_is_univariate_p): Properly check the remainder
3776 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3778 Backport from mainline
3779 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3781 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3782 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3783 (adjacent_mem_locations): Move some code to and call...
3784 (get_memref_parts): ...new function.
3785 (mem_locations_overlap): New function.
3786 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3787 (is_mem_ref): Rename to...
3788 (find_mem_ref): ...this. Return MEM rtx.
3789 (get_store_dest): Remove function.
3790 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3791 new parameter and adjust calls.
3792 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3793 mem refs overlap for true_store_to_load_dep_costly.
3794 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3795 passed to adjacent_mem_locations.
3796 (is_costly_group): Walk resolved dependency list.
3797 (force_new_group): Emit group ending nop for Power6/Power7.
3798 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3799 (group_ending_nop): New define_insn.
3801 2012-07-04 Richard Guenther <rguenther@suse.de>
3804 * gimple-fold.c (get_base_constructor): Do not return an
3805 error_mark_node DECL_INITIAL.
3807 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3809 Backport from mainline
3810 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3812 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3813 code model string in the error message.
3815 2012-07-04 Tristan Gingold <gingold@adacore.com>
3817 Backport from mainline.
3818 2012-06-25 Tristan Gingold <gingold@adacore.com>
3820 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3821 (seh_cfa_adjust_cfa): ... that function.
3822 (seh_emit_stackalloc): Do not emit out of range values.
3823 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3824 UNSPEC_DEF_CFA constants.
3825 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3826 * config/i386/i386.c (ix86_frame_pointer_required): Required
3827 for very large frames on SEH target.
3828 (ix86_compute_frame_layout): Save area is before frame pointer
3829 on SEH target. Handle very large frames.
3830 (ix86_expand_prologue): Likewise.
3832 2012-07-04 Richard Guenther <rguenther@suse.de>
3834 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3835 as in free_lang_data_in_type.
3837 2012-07-02 Martin Jambor <mjambor@suse.cz>
3839 Backport from mainline.
3840 2012-07-02 Martin Jambor <mjambor@suse.cz>
3843 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3844 dynamic type change check.
3846 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3848 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3849 last statement of the finally block onto the switch.
3851 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3853 * configure: Regenerate.
3855 Backport from mainline.
3856 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3858 * config.gcc (target_type_format_char): New. Document it. Set it for
3860 * configure.ac (gnu_unique_option): Use target_type_format_char
3861 in test. Comment rationale.
3863 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3865 Backport from mainline.
3866 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3868 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3870 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3872 Backport from 2012-06-28 mainline r189049
3875 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3876 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3877 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3878 avr_hard_regno_call_part_clobbered.
3880 2012-06-28 Richard Guenther <rguenther@suse.de>
3883 * expr.c (expand_expr_real_1): Verify if the type is complete
3884 before inspecting its size.
3886 2012-06-27 Nick Clifton <nickc@redhat.com>
3888 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3891 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3894 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3896 2012-06-26 Nick Clifton <nickc@redhat.com>
3898 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3900 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3903 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3904 of x x x in the vmovlps load alternative.
3906 2012-06-22 Richard Guenther <rguenther@suse.de>
3908 * gcov-iov.c: Include bconfig.h and system.h.
3910 2012-06-22 Richard Guenther <rguenther@suse.de>
3912 PR gcov-profile/53744
3913 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3915 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3917 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3918 DECL_IGNORED_P non-reg vars even if they are used.
3920 2012-06-19 Jason Merrill <jason@redhat.com>
3923 * dwarf2out.c (modified_type_die): Use scope_die_for.
3924 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3925 (uses_local_type_r, uses_local_type): New.
3926 (scope_die_for): Keep a type that uses a local type in local scope.
3927 Use get_context_die for namespace and type scope.
3929 2012-06-19 Richard Guenther <rguenther@suse.de>
3932 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3933 replace it with the first non-BLOCK context.
3935 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3937 PR rtl-optimization/53700
3939 Backport from mainline
3940 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3942 * ira-color.c (setup_left_conflict_sizes_p): Process all
3943 conflicting objects.
3945 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3947 Backport from mainline
3948 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3951 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3952 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3953 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3954 instead of xop_mulv2div2di3_low.
3955 (xop_p<macs>dql): Fix vec_select selector.
3956 (xop_p<macs>dqh): Ditto.
3957 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3958 (xop_mulv2div2di3_high): Ditto.
3960 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3962 Backport from mainline:
3963 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3965 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3967 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3969 Backport from mainline:
3970 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3972 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3973 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3974 MAX_PCREL17F_OFFSET instead of fixed offset.
3975 (pa_attr_length_call): Likewise.
3976 (pa_attr_length_indirect_call): Likewise.
3978 2012-06-15 Walter Lee <walt@tilera.com>
3980 Backport from mainline:
3981 2012-06-15 Walter Lee <walt@tilera.com>
3983 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3985 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3987 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3989 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3991 Backport from mainline:
3993 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3994 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3995 * gimple.h (block_in_transaction): Check for flag_tm.
3997 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3999 PR tree-optimization/52558
4001 Backport from mainline:
4002 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
4003 * gimple.h (gimple_set_in_transaction): Remove.
4004 (gimple_in_transaction): Look in BB instead.
4005 (gimple_statement_base): Remove in_transaction field.
4006 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
4007 * trans-mem.c (compute_transaction_bits): Place transaction bit
4008 information into basic blocks.
4010 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
4012 PR tree-optimization/52558
4013 * cfg.c (alloc_aux_for_edge): Fix comment.
4014 (alloc_aux_for_edge): Remove static.
4015 * basic-block.h (alloc_aux_for_edge): Protoize.
4016 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
4017 (execute_sm_if_changed_flag): New.
4018 (execute_sm_if_changed_flag_set): New.
4019 (execute_sm): Do not generate data races unless requested.
4020 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
4021 (tree_ssa_lim_finalize): Call free_aux_for_edges.
4022 * gimple.h (block_in_transaction): New.
4023 (gimple_in_transaction): Use block_in_transaction.
4025 2012-06-14 Jakub Jelinek <jakub@redhat.com>
4027 Backported from mainline
4028 2012-06-12 Jakub Jelinek <jakub@redhat.com>
4030 PR rtl-optimization/53589
4031 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
4032 discovery even when e->dest != target. If any LABEL_REF points
4033 to e->dest label, redirect it to target's label.
4035 2012-06-07 Jakub Jelinek <jakub@redhat.com>
4038 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
4039 returns false, replace stmt with GIMPLE_NOP.
4040 (check_omp_nesting_restrictions): Instead of issuing warnings,
4041 issue errors and return false if any errors were reported.
4043 2012-06-14 Richard Guenther <rguenther@suse.de>
4045 * BASE-VER: Set to 4.7.2.
4046 * DEV-PHASE: Set to prerelease.
4048 2012-06-12 Christian Bruel <christian.bruel@st.com>
4051 * config/sh/sh.c (sh_option_override): Don't force
4052 flag_omit_frame_pointer and maccumulate_outgoing_args.
4053 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
4055 2012-06-14 Release Manager
4057 * GCC 4.7.1 released.
4059 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
4061 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
4063 2012-06-13 Richard Henderson <rth@redhat.com>
4065 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
4066 iterator instead of INT.
4068 2012-06-08 Richard Henderson <rth@redhat.com>
4071 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
4072 note to a clobber insn when no other insn is available.
4074 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
4077 * doc/invoke.texi (Wenum-compare): Update documentation.
4079 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
4082 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
4084 (altivec_stvlxl): Ditto.
4085 (altivec_stvrx): Ditto.
4086 (altivec_stvrxl): Ditto.
4088 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
4091 * trans-mem.c (expand_block_edges): Do not skip the first
4092 statement when resetting the BB.
4094 2012-06-04 Richard Guenther <rguenther@suse.de>
4097 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
4098 create new assembler names.
4100 2012-06-04 Richard Guenther <rguenther@suse.de>
4102 Backport from mainline
4103 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4106 * stor-layout.c (get_best_mode): Don't return mode with bitsize
4107 larger than maxbits. Don't compute maxbits modulo align.
4108 Also check that unit bytes long store at bitpos / unit * unit
4109 doesn't affect bits beyond bitregion_end.
4110 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
4111 would not fit into bitregion_start ... bitregion_end + 1 bit
4113 (store_split_bit_field): Decrease unit close to end of bitregion_end
4114 if access is restricted in order to avoid mutual recursion.
4116 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
4118 Backport from 2012-06-04 mainline r188172
4121 * config/avr/avr-stdint.h: New file.
4122 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
4125 2012-06-04 Jakub Jelinek <jakub@redhat.com>
4127 PR tree-optimization/53550
4128 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
4129 is POINTER_TYPE_P, use sizetype as step type instead of type.
4131 2012-06-04 Richard Guenther <rguenther@suse.de>
4132 Eric Botcazou <ebotcazou@adacore.com>
4134 Backport from mainline
4135 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
4137 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
4138 Change type of BITOFFSET to signed. Make sure the lower bound of
4139 the computed range is non-negative by adjusting OFFSET and BITPOS.
4140 (expand_assignment): Adjust call to get_bit_range.
4142 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4144 * expr.c (get_bit_range): Return the null range if the enclosing record
4145 is part of a larger bit field.
4147 2012-03-20 Richard Guenther <rguenther@suse.de>
4149 * stor-layout.c (finish_bitfield_representative): Fallback
4150 to conservative maximum size if the padding up to the next
4151 field cannot be computed as a constant.
4152 (finish_bitfield_layout): If we cannot compute the distance
4153 between the start of the bitfield representative and the
4154 bitfield member start a new representative.
4155 * expr.c (get_bit_range): The distance between the start of
4156 the bitfield representative and the bitfield member is zero
4157 if the field offsets are not constants.
4159 2012-03-16 Richard Guenther <rguenther@suse.de>
4161 * stor-layout.c (finish_bitfield_representative): Fall back
4162 to the conservative maximum size if we cannot compute the
4163 size of the tail padding.
4165 2012-03-14 Richard Guenther <rguenther@suse.de>
4167 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
4168 * stor-layout.c (start_bitfield_representative): New function.
4169 (finish_bitfield_representative): Likewise.
4170 (finish_bitfield_layout): Likewise.
4171 (finish_record_layout): Call finish_bitfield_layout.
4172 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
4173 for QUAL_UNION_TYPE fields.
4174 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4175 Stream DECL_BIT_FIELD_REPRESENTATIVE.
4176 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4181 * expr.c (get_bit_range): Unconditionally extract bitrange
4182 from DECL_BIT_FIELD_REPRESENTATIVE.
4183 (expand_assignment): Adjust call to get_bit_range.
4185 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
4188 * fold-const.c (fold_binary_loc): Refine previous change.
4190 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4192 Backport from mainline
4193 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
4196 * config/sh/sh.c (find_barrier): Add equality check of last_got to
4197 avoid going above orig insn. Update comments.
4199 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4201 Backport from mainline
4202 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
4205 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
4206 prologue for unwinder and profiler.
4208 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4210 Backport from mainline
4211 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4213 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
4215 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4217 Backport from mainline
4218 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4220 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
4221 DBX_REGISTER_NUMBER.
4223 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
4225 Backport from mainline
4226 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
4228 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
4229 operand is CONST_INT. Take COSTS_N_INSNS into account.
4230 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
4233 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
4235 * config/avr/avr.opt (-msp8): Document it.
4236 * doc/invoke.texi (AVR Options): Copy from trunk docu.
4238 2012-05-31 Richard Guenther <rguenther@suse.de>
4241 * expr.c (expand_assignment): Do not use movmisalign on
4244 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4247 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
4248 (pa_section_type_flags): New.
4249 (pa_legitimate_constant_p): Revert previous change.
4251 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
4253 Backport from mainline
4254 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
4257 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
4258 accessed indirectly.
4259 (ipa_tm_create_version): Same.
4261 2012-05-30 Jason Merrill <jason@redhat.com>
4264 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
4265 about array compound literals.
4267 2012-05-30 Richard Guenther <rguenther@suse.de>
4270 * fold-const.c (fold_binary_loc): Make sure to call
4271 fold_plusminus_mult_expr with the original sign of operands.
4273 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
4275 * explow.c (probe_stack_range): Restore simple control flow and stop
4276 again when the probe cannot be generated if HAVE_check_stack.
4278 2012-05-30 Jakub Jelinek <jakub@redhat.com>
4280 PR rtl-optimization/53519
4281 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
4282 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
4284 2012-05-29 Richard Guenther <rguenther@suse.de>
4286 PR tree-optimization/53516
4287 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
4289 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
4291 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
4293 Backport from mainline
4294 2012-05-28 Richard Guenther <rguenther@suse.de>
4296 PR tree-optimization/53438
4297 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
4299 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
4301 Backport from mainline
4302 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
4304 PR rtl-optimization/52528
4305 * combine.c (can_combine_p): Add setting of subst_low_luid
4306 before call to expand_field_assignment().
4308 2012-05-26 Martin Jambor <mjambor@suse.cz>
4310 Backport from mainline
4311 2012-05-23 Martin Jambor <mjambor@suse.cz>
4313 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
4315 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4318 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
4319 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
4321 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
4324 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
4325 (ix86_expand_vec_perm): Use int mode instead of float.
4327 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
4330 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
4331 gnu_ld variables to yes.
4332 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
4333 (HAVE_GNU_AS): Likewise.
4334 * config.in: Regenerate.
4335 * configure: Likewise.
4337 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4339 Backport from mainline
4340 2012-03-12 Richard Guenther <rguenther@suse.de>
4341 * config/arm/arm.c (neon_dereference_pointer): Do not call
4342 covert during RTL expansion.
4344 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4346 Backport from mainline
4347 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4350 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
4351 relied on signed overflow behavior.
4353 2012-05-24 Richard Guenther <rguenther@suse.de>
4356 * tree-profile.c (tree_profiling): Cleanup the CFG if
4357 execute_fixup_cfg requests it.
4359 2012-05-24 Jakub Jelinek <jakub@redhat.com>
4361 PR tree-optimization/53465
4362 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
4363 vr0 into *vr, then vrp_meet that.
4364 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
4365 have any equivalences.
4366 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
4369 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4371 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4373 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4374 (iterative_hash_gimple_type): Adjust comment.
4375 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4376 domain for an array type instead of the domain type itself.
4378 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4380 Backport from 2012-05-23 mainline r187803
4383 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4384 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4387 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
4389 Backport from 2012-05-03 mainline r187075
4391 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
4392 has_fma4 for AMD processors with both fma3 and fma4 support.
4394 2012-05-22 Richard Guenther <rguenther@suse.de>
4396 PR tree-optimization/53408
4397 * tree-vect-loop.c (vectorizable_induction): Properly check
4398 the restriction that we cannot handle induction results from
4399 the inner loop outside of the outer loop.
4401 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4403 PR tree-optimization/53436
4404 * omp-low.c (omp_build_component_ref): New function.
4405 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4407 PR tree-optimization/53366
4408 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4409 tests if complex_numbers == 2, but there are non-complex number loads
4412 PR tree-optimization/53409
4413 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4414 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4416 PR tree-optimization/53410
4417 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4418 instead of build_int_cst (type, 0) where vector types might be
4421 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4424 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4425 from folded operands before wrapping another around the
4426 conditional expression.
4428 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
4429 Patrick Marlier <patrick.marlier@gmail.com>
4431 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4434 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4436 Backport from mainline
4437 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4440 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4441 (UNSPECV_RDRAND): This.
4442 (rdrand<mode>_1): Updated.
4444 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4446 Backport from mainline
4447 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4449 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4450 RDRND, F16C and FSGSBASE.
4452 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
4454 Backport from mainline
4455 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4457 * tree-ssa-pre.c (can_value_number_call): Delete.
4458 (compute_avail): Skip all statements with side effects.
4459 <GIMPLE_CALL>: Skip calls to internal functions.
4461 2012-05-18 David S. Miller <davem@davemloft.net>
4463 Backport r185385 from mainline
4464 2012-03-14 Richard Guenther <rguenther@suse.de>
4467 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4468 element type instead of mode, use build_vector_type_for_mode
4469 instead of the langhook, build a vector of proper signedness.
4470 (expand_vector_operations_1): Adjust.
4472 2012-05-18 Olivier Hainque <hainque@adacore.com>
4474 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4475 $(libsubdir) as libexecsubdir.
4477 2012-05-16 Andrew Pinski <apinski@cavium.com>
4479 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4482 2012-05-16 David S. Miller <davem@davemloft.net>
4484 * jump.c (delete_related_insns): If we remove a CALL, make sure
4485 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4487 2012-05-16 Richard Henderson <rth@redhat.com>
4490 * combine-stack-adj.c (prev_active_insn_bb): New.
4491 (next_active_insn_bb): New.
4492 (force_move_args_size_note): New.
4493 (combine_stack_adjustments_for_block): Use it.
4495 2012-05-16 Olivier Hainque <hainque@adacore.com>
4497 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4498 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4499 Add comments and improve stamp preservation across the whole sequence.
4500 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4502 2012-05-16 Richard Guenther <rguenther@suse.de>
4504 PR tree-optimization/53364
4505 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4506 detect a view-conversion of the decl.
4508 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4511 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4512 that operands[2] is either immediate, or q_regs_operand.
4514 2012-05-15 Bin Cheng <bin.cheng@arm.com>
4516 Backport r187139 from mainline.
4517 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4519 PR rtl-optimization/52804
4520 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4521 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4522 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4523 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4524 RELOAD_FOR_OUTADDR_ADDRESS.
4526 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4529 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4530 generate target register for "load" class builtins.
4533 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4536 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4537 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4538 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4539 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4540 (<sse>_movu<ssemodesuffix>): New expander.
4541 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4542 (avx_movdqu<avxmodesuffix>): New expander.
4543 (*sse2_movdqu): Rename from sse2_movdqu.
4544 (sse2_movdqu): New expander.
4546 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4548 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4549 lineno 1 the same as lineno 0 before first start file directive.
4550 (optimize_macinfo_range): Likewise.
4552 * dwarf2out.c (have_macinfo): Define.
4553 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4554 attribute, don't force empty compilation unit and don't emit any
4555 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4557 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4559 Backport from mainline
4560 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4562 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4563 ORDERED and UNORDERED conditions.
4565 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4567 * function.c (requires_stack_frame_p): If the function can throw
4568 non-call exceptions, return true if the insn can throw internally.
4570 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4572 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4573 DECL_ORIGINAL_TYPE if it is present.
4575 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4577 Backport from 2012-05-12 mainline r187342.
4580 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4581 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4582 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4583 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4584 (expand_prologue): Move initialization of cfun->machine->is_naked,
4585 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4586 (avr_set_current_function): ...this new static function.
4587 (TARGET_SET_CURRENT_FUNCTION): New define.
4588 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4589 checking attributes of current_function_decl.
4590 (avr_regs_to_save): Ditto.
4591 (signal_function_p): Rename to avr_signal_function_p.
4592 (interrupt_function_p): Rename to avr_interrupt_function_p.
4594 * doc/extend.texi (Function Attributes): Better explanation of
4595 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4598 2012-05-09 Matthias Klose <doko@ubuntu.com>
4600 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4602 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4605 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4606 when a constant source operand matches an "I" constraint, the "no
4607 CC0 change" applies to a register-destination only, not a
4608 strict_low_part-destination.
4610 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4612 Backport from mainline:
4613 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4615 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4617 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4619 PR tree-optimization/53239
4620 * tree-vrp.c (get_value_range): Set VR of
4621 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4624 2012-05-07 Richard Guenther <rguenther@suse.de>
4626 PR tree-optimization/53195
4627 * tree-inline.c (setup_one_parameter): Properly add referenced
4628 vars from the parameters new known value.
4630 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4632 Backport from mainline:
4633 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4636 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4639 2012-05-04 Ian Lance Taylor <iant@google.com>
4641 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4642 values from false to NULL.
4644 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4646 Backport from mainline
4647 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4650 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4651 (TARGET_CMOV): Rename from TARGET_CMOVE.
4652 (TARGET_CMOVE): New define.
4653 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4654 Do not set TARGET_CMOVE here.
4656 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4658 Backport from mainline:
4660 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4662 PR tree-optimization/52633
4663 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4664 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4665 (vect_recog_over_widening_pattern): Remove handling of code that was
4666 already detected as over-widening pattern. Remove special handling
4667 of "unsigned" cases. Instead, support general case of conversion
4668 of the shift result to another type.
4670 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4672 * tree-vect-patterns.c (vect_single_imm_use): New function.
4673 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4674 (vect_recog_over_widening_pattern): Likewise.
4675 (vect_recog_widen_shift_pattern): Likewise.
4677 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4679 PR tree-optimization/52870
4680 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4681 presumed pattern statement is within the same loop or basic block.
4683 2012-05-04 Richard Guenther <rguenther@suse.de>
4685 * common.opt (flto-report): Do not mark as Optimization.
4687 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4690 * recog.c (constrain_operands): If extra constraints are present, also
4691 accept pseudo-registers with equivalent memory locations during reload.
4693 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4695 Backport from the mainline
4696 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4699 * config/rs6000/rs6000.md (bswapdi splitters): If
4700 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4701 default) is used, generate an alternate sequence that does not
4702 depend on using indexed addressing.
4704 2012-05-03 David S. Miller <davem@davemloft.net>
4707 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4708 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4709 (sparc_emit_float_lib_cmp): Likewise.
4711 2012-05-04 Martin Jambor <mjambor@suse.cz>
4713 Backport from mainline
4714 2012-05-02 Martin Jambor <mjambor@suse.cz>
4717 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4718 of a variable when the contect is a function.
4720 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4723 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4724 append program name to it and pass that as first argument
4725 to make_relative_prefix. Always pass standard_libexec_prefix
4726 as last argument to make_relative_prefix. If
4727 make_relative_prefix returns NULL, fall back to
4728 standard_libexec_prefix.
4731 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4735 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4736 mode, return that mode.
4738 2012-05-03 Richard Guenther <rguenther@suse.de>
4740 PR tree-optimization/53144
4741 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4743 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4744 with SSA name values.
4745 (vn_reference_lookup_3): Adjust callers.
4747 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4749 PR tree-optimization/53163
4750 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4751 return value from compute_all_dependences.
4753 PR rtl-optimization/53160
4754 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4755 has been modified by ree pass already.
4757 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4759 Backport from mainline
4760 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4763 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4764 calls to cgraph_node_name in xstrdup.
4765 (ipa_make_edge_direct_to_target): Ditto.
4766 * tree-sra.c (convert_callers_for_node): Ditto.
4767 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4768 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4769 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4770 (cgraph_materialize_all_clones): Ditto.
4771 * ipa-inline.c (report_inline_failed_reason): Ditto.
4772 (want_early_inline_function_p): Ditto.
4773 (edge_badness): Ditto.
4774 (update_edge_key): Ditto.
4775 (flatten_function): Ditto.
4776 (ipa_inline): Ditto.
4777 (inline_always_inline_functions): Ditto.
4778 (early_inline_small_functions): Ditto.
4780 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4782 Backport from mainline
4783 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4785 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4786 Introduce emul_name to select the right linker emulation for
4787 powerpc64-*-freebsd*.
4788 * configure: Regenerate.
4789 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4790 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4791 * config/rs6000/freebsd64.h: New file.
4792 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4794 (rs6000_savres_strategy): Likewise.
4795 (rs6000_savres_routine_name): Likewise.
4796 (rs6000_elf_file_end): Likewise.
4797 * config/rs6000/t-freebsd64: New file.
4798 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4799 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4801 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4803 Backport from mainline
4804 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4807 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4809 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4811 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4812 predicate to discriminate types.
4814 2012-04-27 Richard Guenther <rguenther@suse.de>
4817 * convert.c (convert_to_integer): Avoid infinite recursion for
4818 target-defined built-in types.
4820 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4823 * config/cris/cris.md ("*andhi_lowpart_v32")
4824 ("*andqi_lowpart_v32"): Change first input-only operand from
4825 a (match_operand ...) to (match_dup 0). Drop alternatives with
4826 const_int-matching constraints for redundancy.
4827 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4828 three-operand alternative.
4830 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4832 Backport from mainline
4833 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4835 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4836 (*addsi_2_zext): Ditto.
4837 (*add<mode>_3): Ditto.
4838 (*addsi_3_zext): Ditto.
4839 (*add<mode>_5): Ditto.
4841 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4844 * c-typeck.c (set_nonincremental_init,
4845 set_nonincremental_init_from_string): Pass true instead of false
4846 as IMPLICIT to add_pending_init.
4848 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4850 Backport from 2012-04-24 mainline r186768.
4853 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4855 2012-04-24 Richard Guenther <rguenther@suse.de>
4857 PR tree-optimization/53085
4858 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4861 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4864 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4866 (output_addressed_constants): Likewise.
4869 * varasm.c (get_section): Don't ICE for section conflicts with
4870 built-in section kinds.
4872 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4874 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4876 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4878 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4880 2012-04-23 Richard Guenther <rguenther@suse.de>
4883 * c-typeck.c (build_binary_op): Fix typo.
4885 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4887 PR tree-optimizations/52891
4888 * tree-vect-patterns.c (adjust_bool_pattern): Use
4889 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4890 but with non-standard precision.
4892 2012-04-22 Ian Lance Taylor <iant@google.com>
4894 * godump.c (go_output_typedef): Dump size of structs.
4896 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4898 Backport from mainline:
4900 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4901 hints for 'A' operand types.
4903 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4905 Backport from 2012-04-19 mainline r186588.
4908 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4909 the case *(X+const).
4911 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4913 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4915 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4918 * config/i386/sync.md (atomic_<code><mode>): Rename to
4919 atomic_<logic><mode>.
4921 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4923 Backport from mainline
4924 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4927 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4928 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4929 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4930 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4931 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4932 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4933 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4934 gen_avx2_permvarv8sf.
4936 2012-04-16 Martin Jambor <mjambor@suse.cz>
4938 Backported from mainline
4940 2012-04-13 Martin Jambor <mjambor@suse.cz>
4943 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4944 fold_ctor_reference returns a zero constant.
4946 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4948 Backported from mainline
4949 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4951 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4952 and __ILP32__ for x32.
4954 2012-04-13 Tom de Vries <tom@codesourcery.com>
4956 Backport from mainline r186418.
4958 2012-04-13 Tom de Vries <tom@codesourcery.com>
4960 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4961 parameters vuse and vuse_escaped.
4962 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4963 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4966 2012-04-13 Richard Guenther <rguenther@suse.de>
4968 PR tree-optimization/52969
4969 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4970 the condition for the COND_EXPR and handle predicate negation
4971 by swapping the COND_EXPR arms.
4973 2012-04-13 Richard Guenther <rguenther@suse.de>
4976 * convert.c (convert_to_pointer): Remove special-casing of
4979 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4981 Backport from mainline
4982 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4985 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4986 the list of options to enable the FCFID instruction.
4987 (TARGET_EXTRA_BUILTINS): Adjust comment.
4989 2012-04-12 Richard Guenther <rguenther@suse.de>
4991 PR tree-optimization/52943
4992 * tree-chrec.h (chrec_is_positive): Remove.
4993 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4994 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4995 Return false for a constant zero instead of negative.
4996 (analyze_siv_subscript_cst_affine): Handle zero difference
4997 in the initial condition explicitely.
4999 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5002 * varasm.c (process_pending_assemble_externals): Set
5003 pending_assemble_externals_processed true.
5004 (assemble_external): Call assemble_external_real if the pending
5005 assemble externals have been processed.
5007 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
5010 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
5011 the DECL generated for the special GOT helper.
5013 2012-04-06 Walter Lee <walt@tilera.com>
5015 Backport from mainline
5016 2012-03-07 Walter Lee <walt@tilera.com>
5018 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
5019 REG_CFA_* notes for the stack pointer.
5020 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
5021 EH_RETURN_STACKADJ_RTX.
5022 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
5023 generate REG_CFA_* notes for the stack pointer.
5024 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
5025 by EH_RETURN_STACKADJ_RTX.
5027 2012-04-06 Matt Turner <mattst88@gmail.com>
5029 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
5031 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
5033 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
5034 of the destination isn't also a FP_REGS register.
5036 2012-04-03 Richard Guenther <rguenther@suse.de>
5038 Backport from mainline
5039 2012-03-02 Richard Guenther <rguenther@suse.de>
5041 PR tree-optimization/52406
5042 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
5043 (struct indices): Add unconstrained_base member.
5044 (struct dr_alias): Remove unused vops member.
5045 (DR_UNCONSTRAINED_BASE): New define.
5046 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
5047 add indices to allow their disambiguation. Make DR_BASE_OBJECT
5048 be an artificial access that covers the whole indexed object,
5049 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
5050 plain decl base-objects to their MEM_REF variant.
5051 (dr_may_alias_p): When the base-object of either data reference
5052 has unknown size use only points-to information.
5053 (compute_affine_dependence): Make dumps easier to read and
5055 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
5056 DR_REF when looking for packed references.
5057 (vect_supportable_dr_alignment): Likewise.
5059 2012-04-03 Richard Guenther <rguenther@suse.de>
5061 Backport from mainline
5062 2012-03-15 Richard Guenther <rguenther@suse.de>
5065 * tree-data-ref.c (subscript_dependence_tester_1): Check
5066 all dimensions for non-conflicting access functions.
5068 2012-04-03 Richard Guenther <rguenther@suse.de>
5070 Backport from mainline
5071 2012-03-06 Richard Guenther <rguenther@suse.de>
5074 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
5076 2012-03-23 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/52678
5079 * tree-vectorizer.h (struct _stmt_vec_info): Add
5080 loop_phi_evolution_part member.
5081 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
5082 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
5083 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
5084 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5085 Use the cached evolution part and the PHI nodes value from
5086 the loop preheader edge instead of re-analyzing the evolution.
5088 2012-03-26 Richard Guenther <rguenther@suse.de>
5090 PR tree-optimization/52701
5091 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
5092 compute and set the evolution part of PHI nodes.
5094 2012-03-30 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/52754
5097 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5098 propagate arbitrary addresses into really plain dereferences.
5100 2012-04-03 Jakub Jelinek <jakub@redhat.com>
5102 PR tree-optimization/52835
5103 * tree-data-ref.c (build_rdg): Return NULL if
5104 compute_data_dependences_for_loop failed.
5106 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
5108 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
5109 (stmt_can_make_abnormal_goto): Use it.
5110 (is_ctrl_altering_stmt): Likewise.
5112 2012-03-31 Martin Jambor <mjambor@suse.cz>
5114 Backported from mainline
5115 2012-03-30 Martin Jambor <mjambor@suse.cz>
5117 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
5118 is a builtin_stack_save in a dominating BB.
5120 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
5122 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
5123 crossing 128bit lane boundary.
5125 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
5127 Backported from mainline
5128 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
5131 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
5133 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
5134 * config/i386/i386.c: Include reload.h.
5135 (ix86_legitimize_reload_address): New function.
5137 2012-03-28 Martin Jambor <mjambor@suse.cz>
5139 Backported from mainline
5140 2012-03-27 Martin Jambor <mjambor@suse.cz>
5143 * tree-sra.c (sra_modify_assign): Do not call
5144 load_assign_lhs_subreplacements when working with an unscalarizable
5147 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5150 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
5151 __builtin_va_start to __builtin_next_arg if the latter is
5152 builtin_decl_explicit_p rather than when it is not.
5155 * tree-vect-generic.c (vector_element): Perform multiplication
5156 for pos in bitsizetype type instead of idx type.
5158 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5160 Backport from 2012-03-28 mainline r185910.
5163 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
5164 (avr_builtin_decl): New static function.
5165 (struct avr_builtin_description, avr_bdesc): Move up.
5166 Add GTY marker. Add field fndecl. Remove redundant field id.
5167 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
5168 (avr_expand_builtin): Code cleanup because .id is removed.
5170 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
5173 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
5176 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
5178 Backport from 2012-03-28 mainline r185907.
5181 * config.gcc (tm_file): Remove avr/multilib.h.
5183 * doc/invoke.texi (AVR Options): Adjust
5184 documentation of -mtiny-stack.
5186 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
5187 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
5188 * config/avr/t-avr: Remove generation of multilib.h.
5189 * config/avr/t-multilib: Regenerate.
5190 * config/avr/multilib.h: Remove.
5191 * config/avr/avr.opt (-msp8): New option.
5192 (avr_sp8): New variable.
5193 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
5194 * config/avr/avr.h (AVR_HAVE_SPH): New define.
5195 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
5196 (avr_device_to_sp8): New prototype.
5197 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
5198 (DRIVER_SELF_SPECS): New define.
5199 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
5200 __AVR_SP8__, __AVR_HAVE_SPH__.
5201 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
5202 AVR_HAVE_8BIT_SP to decide if SP_H is present.
5203 (avr_file_start): Ditto.
5205 2012-03-28 Jakub Jelinek <jakub@redhat.com>
5208 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
5209 instead of 8 in adjust_address.
5211 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
5213 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
5214 of a unit before computing the offset in units.
5216 2012-03-27 Richard Guenther <rguenther@suse.de>
5219 * fold-const.c (try_move_mult_to_index): Handle &x.array more
5222 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
5225 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
5227 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
5230 * varasm.c: Include pointer-set.h.
5231 (pending_assemble_externals_set): New pointer set.
5232 (process_pending_assemble_externals): Destroy the pointer set.
5233 (assemble_external): See if decl is in pending_assemble_externals_set,
5234 and add it to pending_assemble_externals if necessary.
5235 (init_varasm_once): Allocate pending_assemble_externals_set.
5237 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5239 Backported from mainline
5240 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5243 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
5244 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
5245 (vector_ltgt<mode>): Likewise.
5246 (vector_ordered<mode>): Likewise.
5247 (vector_unordered<mode>): Likewise.
5248 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5250 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
5252 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
5255 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5257 Backported from mainline
5258 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5262 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5263 GENERAL_REGS and FP_REGS for SImode.
5265 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5268 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
5269 on any new_local_var_chain vars declared during recursing on
5270 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
5272 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5274 Backport from 2012-03-22 mainline r185692.
5277 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
5278 (unspecv): Add UNSPECV_MEMORY_BARRIER.
5279 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
5280 (delay_cycles_1, delay_cycles_2): Ditto.
5281 (delay_cycles_3, delay_cycles_4): Ditto.
5282 (nopv, *nopv): Ditto.
5283 (sleep, *sleep): Ditto.
5286 Backport from 2012-03-21 mainline r185605.
5288 PR rtl-optimization/52543
5290 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
5291 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
5292 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
5293 (avr_load_libgcc_p): Restrict to __flash loads.
5294 (avr_out_lpm): Only handle 1-byte loads from __flash.
5295 (avr_load_lpm): New function.
5296 (avr_find_unused_d_reg): Remove.
5297 (avr_out_lpm_no_lpmx): Remove.
5298 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
5299 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
5300 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
5301 (load_<mode>, load_<mode>_clobber): New insns.
5302 (mov<mode>): For multi-byte move from non-generic
5303 16-bit address spaces: Expand to load_<mode> resp.
5304 load_<mode>_clobber.
5305 (load<mode>_libgcc): Remove expander.
5306 (split-lpmx): Remove split.
5308 Backport from 2012-03-13 mainline r185329.
5311 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
5312 offset (size) to a value the insns can deal with.
5313 (expand_epilogue): Ditto.
5315 Backport from 2012-03-12 mainline r185256.
5318 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
5319 type from reg_class_t to enum reg_class.
5320 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
5322 Backport from 2012-03-12 mainline r185253.
5325 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
5326 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
5327 r184615 from 2012-02-28.
5329 Backport from 2012-03-08 mainline r185105.
5331 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
5332 for constants in [-63,63].
5334 Backport from 2012-03-08 mainline r185100.
5337 * config/avr/avr.c (avr_mem_clobber): New static function.
5338 (avr_expand_delay_cycles): Add memory clobber operand to
5339 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
5340 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
5341 (enable_interrupt, disable_interrupt): New expander.
5342 (nopv, sleep, wdr): New expanders.
5343 (delay_cycles_1): Add memory clobber.
5344 (delay_cycles_2): Add memory clobber.
5345 (delay_cycles_3): Add memory clobber.
5346 (delay_cycles_4): Add memory clobber.
5347 (cli_sei): New insn from former "enable_interrupt",
5348 "disable_interrupt" with memory clobber.
5349 (*wdt): New insn from former "wdt" with memory clobber.
5350 (*nopv): Similar, but for "nopv".
5351 (*sleep): Similar, but for "sleep".
5353 Backport from 2012-03-07 mainline r185043.
5356 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
5358 Backport from 2012-03-07 mainline r185032.
5361 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5362 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5363 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5365 Backport from 2012-03-07 mainline r185031.
5368 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5370 * config/avr/avr.md (xload_8): Adjust insn length.
5372 Backport from 2012-03-07 mainline r185030.
5375 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5376 if RAMPZ affects reading from RAM.
5378 Backport from 2012-03-05 mainline r184919.
5380 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5382 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5384 Backport from mainline r185259.
5387 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5388 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5390 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5392 Backported from mainline
5393 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5396 * c-parser.c (c_parser_postfix_expression)
5397 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5399 * config/i386/smmintrin.h: Avoid /* within a comment.
5400 * config/i386/nmmintrin.h: Likewise.
5402 2012-03-22 Richard Guenther <rguenther@suse.de>
5404 * BASE-VER: Set to 4.7.1.
5405 * DEV-PHASE: Set to prerelease.
5407 2012-03-22 Release Manager
5409 * GCC 4.7.0 released.
5411 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5413 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5415 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5416 Andrew Pinski <apinski@cavium.com>
5419 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5420 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5421 calls instead of __builtin_ir{int,ound}*.
5423 2012-03-14 Jakub Jelinek <jakub@redhat.com>
5426 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
5429 2012-03-13 Joseph Myers <joseph@codesourcery.com>
5431 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
5432 Refer to GCC 4.7 version of c99status.html.
5434 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5436 Backport from mainline
5437 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5439 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5440 redefine to be NULL if the current bit-size is different from the
5441 configured bit-size.
5443 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5444 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5445 set the default tuning. Add asserts to make sure the cpu and tune
5446 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5447 test whether the index is set, instead of > 0.
5448 (rs6000_file_start): Do not reset the default cpu if the current
5449 bit-size is different from the configured bit-size.
5451 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5453 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5455 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5456 Update binutils references.
5457 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5458 Update binutils reference.
5459 Update Sun as/GNU ld caveat.
5460 Document binutils largefile requirement for LTO plugin.
5461 Remove reference to alternate libpthread.
5463 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5465 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
5467 (Specific, mips-sgi-irix6): Likewise.
5469 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5471 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5472 * configure: Regenerate.
5474 2012-03-07 Richard Henderson <rth@redhat.com>
5476 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5477 * config/m68k/sync.md (atomic_test_and_set): Use it.
5478 (atomic_test_and_set_1): Likewise.
5480 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5483 * Makefile.in: Let install-gcc-ar depend on installdirs,
5484 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5485 Don't double canonicalize if cross-compiling.
5487 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5489 * trans-mem.c: New typedef for tm_region_p.
5490 Define vector types for tm_region_p.
5491 (tm_region_init): Replace region_worklist to a vector called
5494 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5497 * trans-mem.c (tm_region_init): Use last_basic_block.
5499 2012-03-05 Richard Henderson <rth@redhat.com>
5502 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5503 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5504 BIGGEST_ALIGNMENT is aligned.
5506 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5508 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5510 2012-03-05 Richard Henderson <rth@redhat.com>
5513 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5514 instead of calling negqi2 directly.
5516 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5518 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5519 (INTMAX_TYPE): Use it.
5520 (UINTMAX_TYPE): Likewise.
5521 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5522 (irix6_c_common_override_options): Declare.
5523 (C_COMMON_OVERRIDE_OPTIONS): Define.
5524 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
5525 * config/mips/irix6-c.c: New file.
5526 * config/mips/t-irix6 (irix6-c.o): New target.
5527 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
5530 2012-03-02 Richard Henderson <rth@redhat.com>
5532 * optabs.c (expand_atomic_test_and_set): Honor
5533 atomic_test_and_set_trueval even when atomic_test_and_set
5534 optab is not in use.
5536 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5538 Backport from mainline
5539 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5541 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5543 2012-03-02 Richard Guenther <rguenther@suse.de>
5545 * DEV-PHASE: Set to prerelease.
5547 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5549 * config.gcc (obsolete): Add all ARM targets using the FPA.
5550 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5551 * doc/install.texi: Avoid references to obsolete ARM ports.
5553 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5555 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5557 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5558 Joern Rennecke <joern.rennecke@embecosm.com>
5560 * doc/extend.texi: Expand and update information on interrupt
5561 attribute for Epiphany.
5563 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5565 * config/sh/sh-protos.h: Update copyright notice dates.
5566 * config/sh/sh.h: Likewise.
5567 * config/sh/sh.md: Likewise.
5568 * config/sh/constraints.md: Likewise.
5569 * config/sh/predicates.md: Likewise.
5571 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5573 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5574 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5576 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5578 * config/sh/constraints.md: Fix comment typo.
5580 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5583 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5584 unsigned HOST_WIDE_INT.
5585 (zvdep_imm64): Likewise.
5586 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5587 (vdepi_and): Likewise.
5588 Likewise for unamed 64-bit patterns.
5589 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5591 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5594 PR rtl-optimization/52417
5595 * cselib.c (cselib_any_perm_equivs): New variable.
5596 (cselib_reset_table): Check that it's not set when not
5597 preserving constants.
5598 (cselib_add_permanent_equiv): Set it.
5599 (cselib_have_permanent_equivalences): New.
5600 (cselib_init, cselib_finish): Reset it.
5601 * cselib.h (cselib_have_permanent_equivalences): Declare.
5602 * alias.c (get_addr): Restore earlier behavior when there
5603 aren't permanent equivalences.
5605 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5607 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5608 * config/v850/v850-modes.def: Fix copyright notice.
5610 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5612 * doc/extend.texi (AVR Built-in Functions): Document
5613 __builtin_avr_flash_segment.
5615 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5616 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5617 (*split.flash_segment): New insn-and-split.
5618 * config/avr/avr.c (avr_init_builtins): Add local variables:
5619 const_memx_void_node, const_memx_ptr_type_node,
5620 char_ftype_const_memx_ptr.
5622 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5624 PR tree-optimization/52445
5625 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5626 add ssa_name_ver, offset and size fields and change store field
5628 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5629 (add_or_mark_expr): Likewise. Only consider previous stores
5630 with the same size and offset.
5631 (nt_init_block): Only look at gimple_assign_single_p stmts,
5632 doesn't look at rhs2.
5634 2012-03-01 Richard Guenther <rguenther@suse.de>
5637 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5638 conversions from integral types to pointer types.
5640 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5642 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5643 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5644 unintentionally removed in r184616.
5646 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5648 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5651 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5652 Uros Bizjak <ubizjak@gmail.com>
5655 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5656 alternatives, add "e" constraint to the new last alternative
5657 and ! to last 3 alternatives.
5659 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5661 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5662 DW_AT_artificial attributes at the end of the processing.
5663 (gen_array_type_die): Likewise.
5664 (gen_enumeration_type_die): Likewise.
5665 (gen_struct_or_union_type_die): Likewise.
5666 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5669 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5672 * expr.c (expand_assignment): If doing misaligned store that doesn't
5673 cover all mode bits, perform a RMW cycle.
5675 PR tree-optimization/52429
5676 * tree-parloops.c (separate_decls_in_region_debug): Return early
5677 if var is LABEL_DECL.
5679 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5681 PR tree-optimization/52424
5682 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5683 calling dom_thread_across_edge.
5685 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5687 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5689 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5691 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5692 * config/avr/avr.c (avr_output_bld): Remove unused function.
5693 (avr_out_sbxx_branch): Use "%T" to print bit position.
5695 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5697 * config/avr/avr.md: Untabify.
5699 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5701 * config/avr/avr.md (eqne): New code iterator.
5702 (*dec-and-branchsi): Use it in text peephole's condition.
5703 (*dec-and-branchhi): Ditto.
5704 (*dec-and-branchqi): Ditto.
5706 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5709 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5710 the device does not have the skip-bug.
5712 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5714 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5715 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5716 -mpretend-cmove): New.
5718 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5721 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5722 doesn't count DEBUG_INSN refs.
5723 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5724 for DEBUG_INSN refs.
5726 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5730 2012-02-20 Richard Guenther <rguenther@suse.de>
5731 PR tree-optimization/52298
5732 * tree-vect-stmts.c (vectorizable_load): Properly use
5733 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5736 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5739 * gimple.h (gimple_in_transaction): New.
5740 (gimple_set_in_transaction): New.
5741 (struct gimple_statement_base): Add in_transaction field.
5742 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5744 (tree_ssa_lim_initialize): Compute transaction bits.
5745 * tree.h (compute_transaction_bits): Protoize.
5746 * trans-mem.c (tm_region_init): Use the heap to store BB
5748 (compute_transaction_bits): New.
5750 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5752 * gcc.c (display_help): Document --help=common and sort entries
5755 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5757 * doc/install.texi: Document check-$LANG specific shortcuts
5759 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5762 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5764 * config/arm/arm_neon.h: Regenerate.
5765 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5766 (neon_vcgeu): New insn.
5767 (neon_vcgtu): Likewise.
5768 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5769 (ops): Unsigned comparison intrinsics call a different
5772 2012-02-28 Richard Guenther <rguenther@suse.de>
5775 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5776 ordering for the VEC_CONCAT for two element vectors for
5777 V2SFmode, V2SImode and V2DImode.
5779 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5782 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5783 detecting big-endian triplets.
5785 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5787 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5788 mode if there is no type information available.
5790 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5792 PR tree-optimization/53207
5793 * doc/invoke.texi: Document as experimental and relying on graphite.
5795 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5797 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5798 of initializer to changes from r184614.
5800 2012-02-28 Richard Guenther <rguenther@suse.de>
5802 PR tree-optimization/52395
5803 * tree-sra.c (build_ref_for_offset): Also look at the base
5804 TYPE_ALIGN when figuring out the alignment of the replacement.
5806 2012-02-28 Richard Guenther <rguenther@suse.de>
5808 PR tree-optimization/52402
5809 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5810 mis-aligned types when creating the accesses at the call site.
5812 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5814 * config/avr/builtins.def: New file.
5815 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5816 * config/avr/avr.c (enum avr_builtin_id): Use it.
5817 (avr_init_builtins): Use it. And use avr_bdesc.
5818 (bdesc_1arg): Remove.
5819 (bdesc_2arg): Remove.
5820 (bdesc_3arg): Remove.
5821 (struct avr_builtin_description): Add field n_args.
5822 (avr_bdesc): New static variable using builtins.def.
5823 (avr_expand_builtin): Use it.
5824 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5825 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5826 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5828 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5831 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5832 match only one single hard register with respective hard reg rtx.
5833 (movmemx_<mode>): Ditto.
5834 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5835 insn anatomy of movmem[x]_<mode>.
5836 (avr_out_movmem): Same for printing assembler and operand usage.
5838 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5842 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5843 address spaces located outside of device flash.
5845 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5846 (mcu_type_s): Add field n_flash.
5847 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5848 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5849 (AVR_MCU): Add N_FLASH argument.
5850 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5851 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5852 macro __FLASH<n> if that address space makes sense for the device.
5853 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5854 outside of target flash.
5855 (avr_asm_named_section): Ditto.
5856 (avr_asm_select_section): Ditto.
5857 (avr_addr_space_convert): Ditto.
5858 (avr_emit_movmemhi): Ditto.
5859 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5860 address space is outside of device flash.
5861 (avr_insert_attributes): Ditto.
5862 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5863 avr_current_arch->n_segments.
5865 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5868 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5870 (*movabs<mode>_2): Likewise.
5872 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5875 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5876 s_register_operand in the test instead of REG_P. Don't call
5877 gen_reg_rtx if it won't be used.
5879 PR tree-optimization/52376
5880 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5882 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5884 * ifcvt.c (noce_get_condition): Check condition variable is not
5885 small_register_classes_for_mode_p before accepting.
5887 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5889 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5891 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5894 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5895 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5897 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5899 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5901 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5903 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5905 * config/sh/predicates.md: Remove blank lines.
5906 * config/sh/sh.c: Fix typos in comments.
5907 * config/sh/constraints.md: Likewise.
5908 * config/sh/sh.md: Remove blank lines.
5909 Fix typos in comments. Use ;; as comment characters.
5911 2012-02-26 Walter Lee <walt@tilera.com>
5913 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5914 (replace_mov_pcrel_step2): Ditto.
5916 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5919 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5920 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5921 and locs that reference values newer than the non-canonical value
5922 at hand. Return the canonical value as a worst case.
5923 (memrefs_conflict_p): Walk canonical value's locs.
5926 * cselib.c (preserve_only_constants): Rename to...
5927 (preserve_constants_and_equivs): ... this. Split out...
5928 (invariant_or_equiv_p): ... this. Preserve plus expressions
5929 of other preserved expressions too.
5930 (cselib_reset_table): Adjust.
5931 * var-tracking.c (reverse_op): Use canonical value to build
5934 2012-02-23 Kai Tietz <ktietz@redhat.com>
5936 * config/i386/i386.c (ix86_delegitimize_address): Handle
5937 UNSPEC_PCREL plus displacement.
5939 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5942 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5943 to test for unusedness in st X addressing.
5945 2012-02-24 Richard Guenther <rguenther@suse.de>
5948 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5949 (is_gimple_reg_type): Move inline ...
5950 * gimple.h (is_gimple_reg_type): ... here.
5952 2012-02-24 Richard Guenther <rguenther@suse.de>
5955 * passes.c (execute_function_todo): When verifying SSA form
5956 verify gimple form first.
5957 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5959 2012-02-24 Richard Guenther <rguenther@suse.de>
5962 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5963 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5965 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5967 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5969 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5971 * tree-phinodes.c (make_phi_node): Mark static.
5972 * tree-flow.h (make_phi_node): Remove extern decl.
5973 * doc/gimple.texi (make_phi_node): Remove documentation.
5975 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5977 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5978 * tree-ssa-sccvn.c (print_scc): Ditto.
5980 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5982 * doc/passes.texi (Full redundancy elimination): Fix typo.
5984 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5986 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5988 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5991 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5993 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5996 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5998 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
6000 * config/avr/avr.md (code_stdname): Add ior, xor.
6001 (xior): New code iterator.
6002 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
6003 (*<code_stdname><mode>qi.byte1-3): Ditto.
6005 2012-02-23 Jakub Jelinek <jakub@redhat.com>
6007 PR tree-optimization/52019
6008 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
6011 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6013 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
6014 HAVE_INITFINI_ARRAY to work around namespace pollution in
6015 certain versions of newlib system headers.
6016 * config.in: Regenerate.
6017 * configure: Regenerate.
6018 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
6019 instead of HAVE_INITFINI_ARRAY.
6021 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
6024 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
6025 is not offsettable memory reference.
6027 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6030 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
6031 setting avr_need_clear_bss_p for __gnu_lto* symbols.
6033 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6035 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
6036 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
6038 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6040 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
6041 library on Solaris 8 even without TLS support.
6042 * configure: Regenerate.
6044 2012-02-22 Richard Guenther <rguenther@suse.de>
6047 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
6048 for GIMPLE_DEBUG stmts.
6050 2012-02-22 Martin Jambor <mjambor@suse.cz>
6053 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
6054 according to the base object.
6056 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
6058 PR rtl-optimization/50063
6059 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
6060 and 2 (8-bit SP) in operand 2.
6061 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
6062 setup to use movhi_sp_r instead of vanilla move to write SP.
6063 Adjust REG_CFA notes to superseed unspec.
6064 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
6066 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
6067 known to be off) only with TARGET_NO_INTERRUPTS. Never use
6068 irq_state 1 (IRQ known to be on) here.
6070 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
6072 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
6074 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
6075 assign_hard_reg): Likewise.
6077 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6079 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
6081 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6084 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
6085 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
6087 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
6089 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
6090 prototype from here to...
6091 * config/avr/avr.h: ...here.
6093 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
6096 * thumb2.md (thumb2_shiftsi3_short): Split register and
6097 immediate shifts. For register shifts tie operands 0 and 1.
6098 (peephole2 for above): Check that register-controlled shifts
6099 have suitably tied operands.
6101 2012-02-21 Quentin Neill <quentin.neill@amd.com>
6104 * config/i386/bdver1.md (bdver1_call, bdver1_push,
6105 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
6106 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
6107 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
6108 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
6109 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
6110 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
6111 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
6112 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
6113 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
6114 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
6115 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
6116 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
6117 bdver1_ssevector_avx256_unaligned_load,
6118 bdver1_ssevector_sse128_unaligned_load,
6119 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
6120 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
6121 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
6122 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
6123 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
6124 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
6125 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
6126 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
6127 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
6128 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
6129 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
6130 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
6131 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
6132 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
6133 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
6134 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
6135 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
6136 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
6137 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
6138 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
6139 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
6140 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
6141 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
6142 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
6143 bdver1_ssediv_double_load, bdver1_ssediv_double,
6144 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
6145 Add "bdver2" attribute.
6147 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6149 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
6150 default if possible and not specified otherwise.
6152 2012-02-21 Richard Guenther <rguenther@suse.de>
6155 * gimplify.c (create_tmp_from_val): Use the main variant type
6156 for the type of the temporary we create.
6158 2012-02-21 Richard Guenther <rguenther@suse.de>
6160 PR tree-optimization/52324
6161 * gimplify.c (gimplify_expr): When re-gimplifying expressions
6162 do not gimplify a MEM_REF address operand if it is already
6165 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6167 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
6168 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
6170 2012-02-21 Richard Guenther <rguenther@suse.de>
6172 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
6173 nested_in_vect_loop.
6175 2012-02-21 Jakub Jelinek <jakub@redhat.com>
6177 PR tree-optimization/52318
6178 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
6179 vdef also to non-pure/const call stmts in the sequence.
6181 2012-02-20 David S. Miller <davem@davemloft.net>
6183 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
6184 don't use the "rd %pc" instruction on v9 for PIC register loads.
6186 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
6189 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
6190 in a transaction safe function.
6192 2012-02-20 Kai Tietz <ktietz@redhat.com>
6195 * stor-layout.c (place_field): Handle desired_align for
6198 2012-02-20 Richard Guenther <rguenther@suse.de>
6200 PR tree-optimization/52298
6201 * tree-vect-stmts.c (vectorizable_store): Properly use
6202 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
6204 (vectorizable_load): Likewise.
6205 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
6206 Access DR_STEP after ensuring it is not NULL.
6208 2012-02-20 Jakub Jelinek <jakub@redhat.com>
6210 PR tree-optimization/52286
6211 * fold-const.c (fold_binary_loc): For (X & C1) | C2
6212 optimization use double_int_to_tree instead of build_int_cst_wide,
6213 rewrite to use double_int vars.
6215 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6218 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
6220 Remove -e 0 from $gcc_cv_ld invocation.
6221 Only use __GLIBC_PREREQ if defined.
6222 Enable on Solaris since Solaris 8 patch.
6223 (gcc_SUN_LD_VERSION): New macro.
6224 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
6225 gcc_SUN_LD_VERSION for version number format.
6226 * configure: Regenerate.
6227 * varasm.c (get_elf_initfini_array_priority_section): Set
6228 SECTION_NOTYPE for non-default priority.
6229 Use get_section instead of get_unnamed_section to emit
6230 .init_array/.fini_array with default priority.
6232 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6234 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
6235 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
6236 (mips_start_unique_function, mips_output_mips16_rdhwr)
6237 (mips_code_end): New functions.
6238 (TARGET_ASM_CODE_END): Define.
6240 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
6242 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
6243 to stubs with non-sibling calls.
6245 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
6247 * doc/invoke.texi (-fira-* options): Copy-edit.
6248 (ira-* parameters): Copy-edit.
6250 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6252 * doc/invoke.texi: Minor copy-edits to bring into conformance with
6253 GCC coding conventions.
6255 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
6257 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6258 when used as adjectives.
6260 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6262 * doc/invoke.texi: Clean up "that"/"which" confusion.
6264 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6266 * system.h: Poison SMALL_REGISTER_CLASSES
6267 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6268 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6270 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6272 PR tree-optimization/52285
6273 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6274 when deciding if a call is a tail call or tail recursion.
6276 2012-02-16 Kai Tietz <ktietz@redhat.com>
6278 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6279 interger-constant displacement for UNSPEC_PCREL.
6281 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6283 PR rtl-optimization/52208
6284 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6285 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6287 PR tree-optimization/52255
6288 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6289 loop->header has virtual PHI, but exit_e->dest doesn't, add
6290 virtual PHI to exit_e->dest and adjust all uses after the loop.
6293 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6294 children with clone_tree_hash, not after it.
6296 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6298 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6299 extended identifiers.
6301 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6304 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6305 a same_body_alias, also test whether e->callee isn't a former
6306 or current clone of the decl this is a same body alias of.
6308 PR translation/52264
6309 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6311 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6313 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6315 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6318 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6319 force_reg instead of copy_to_reg for better optimization. Force
6320 non-register or memory operands into a register.
6322 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6324 * extend.texi: Reserve upper bits of memory model for future use.
6326 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6327 Anatoly Sokolov <aesok@post.ru>
6328 Eric Weddington <eric.weddington@atmel.com>
6331 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6332 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6333 Rewrite initializers for .macro.
6334 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6335 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6336 atxmega32d4, atxmega32x1.
6337 avrxmega4: atxmega64a3, atxmega64d3.
6338 avrxmega5: atxmega64a1, atxmega64a1u.
6339 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6340 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6341 avrxmega7: atxmega128a1, atxmega128a1u.
6342 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6343 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6344 (struct base_arch_s): Rename reserved to xmega_p.
6345 Rename reserved2 to have_rampd.
6346 (AVR_XMEGA): New define.
6347 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6348 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6349 * config/avr/predicates.md (io_address_operand): Take into
6351 (low_io_address_operand): Ditto.
6352 (high_io_address_operand): Ditto.
6353 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6354 (enabled, movhi_sp_r): Use them.
6355 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6356 cpp_define_formatted to built-in define __AVR_ARCH__.
6357 (__AVR_XMEGA__): New built-in define.
6358 (__AVR_HAVE_RAMPD__): New built-in define.
6359 (__AVR_HAVE_RAMPX__): New built-in define.
6360 (__AVR_HAVE_RAMPY__): New built-in define.
6361 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6363 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6364 (avr_option_override): Initialize them.
6365 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6366 (avr_init_expanders): Initialize them. No more block several calls.
6367 (emit_push_sfr): New static function.
6368 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6370 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6371 (avr_print_operand): Print addreeses as symbols for
6372 RAMPX, RAMPY, RAMPD, CCP.
6373 (output_movhi): Handle AVR_XMEGA when writing to SP.
6374 (avr_out_movhi_mr_r_xmega): New static function.
6375 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6376 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6377 __RAMPD__, __CCP__ as needed.
6379 * config/avr/multilib.h: Regenerate.
6380 * config/avr/t-multilib: Regenerate.
6381 * config/avr/avr-tables.opt: Regenerate.
6383 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6385 PR tree-optimization/50561
6386 * graphite-flattening.c (lst_project_loop): Do not
6387 remove old scattering dimensions after flattening.
6388 (lst_do_flatten): Likewise.
6390 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6392 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6393 __builtin_avr_map8, __builtin_avr_map16.
6394 Document __builtin_avr_insert_bits.
6396 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6397 (insert_bits): New insn.
6398 (adjust_len.map_bits): Rename to insert_bits.
6399 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6400 * avr-protos.h (avr_out_map_bits): Remove.
6401 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6402 * config/avr/constraints.md (Cxf,C0f): New.
6403 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6404 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6405 New built-in define __BUILTIN_AVR_INSERT_BITS.
6406 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6407 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6408 (avr_move_bits): Rewrite.
6409 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6411 (avr_map_op_t): New typedef.
6412 (avr_map_op): New static variable.
6413 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6414 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6415 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6416 (bdesc_3arg, avr_expand_triop_builtin): New.
6417 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6418 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6419 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6420 (avr_map_equal_p, avr_map_sig_p): Remove.
6421 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6422 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6423 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6424 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6425 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6426 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6428 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6430 * config/c6x/c6x.md (reserve_cycles): New attribute.
6431 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6432 don't reserve functional units after the branch occurs.
6434 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6437 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6438 functions into non-tm_pure functions.
6440 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6443 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6444 (iterative_hash_canonical_type): Likewise.
6445 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6448 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6450 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6451 sched-group insn, it either remains alone or the entire list is pruned.
6453 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6455 * doc/install.texi (Prerequisites): Fix grammar.
6456 (Configuration): Likewise.
6458 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6460 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6461 MPC as part of GCC before describing configuring with --with-gmp etc.
6462 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6463 sources are present.
6465 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6468 * dwarf2out.c (clone_tree_hash): New function.
6469 (copy_decls_walk): Use it instead of clone_tree.
6471 2012-02-14 Richard Guenther <rguenther@suse.de>
6473 PR tree-optimization/52244
6474 PR tree-optimization/51528
6475 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6476 replacements for integral types.
6478 2012-02-14 Walter Lee <walt@tilera.com>
6480 * config.gcc: Handle tilegx and tilepro.
6481 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6483 Add HAVE_AS_TLS check for tilegx and tilepro.
6484 * configure: Regenerate.
6485 * doc/contrib.texi: Add Mat Hostetter and self.
6486 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6487 Document instruction intrinsics and network accessing intrinsics.
6488 (TILEPro Built-in Functions): New node. Document instruction
6489 intrinsics and network accessing intrinsics.
6490 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6491 (Specific, tilepro-*-linux*): Likewise.
6492 * doc/invoke.texi (TILE-Gx Options): New section.
6493 (TILEPro Options): New section.
6494 * doc/md.texi (TILE-Gx): New section.
6495 (TILEPro): New section.
6496 * common/config/tilegx/tilegx-common.c: New file.
6497 * common/config/tilepro/tilepro-common.c: New file.
6498 * config/tilegx/constraints.md: New file.
6499 * config/tilegx/linux.h: New file.
6500 * config/tilegx/mul-tables.c: New file.
6501 * config/tilegx/predicates.md: New file.
6502 * config/tilegx/sync.md: New file.
6503 * config/tilegx/t-tilegx: New file.
6504 * config/tilegx/tilegx-builtins.h: New file.
6505 * config/tilegx/tilegx-c.c: New file.
6506 * config/tilegx/tilegx-generic.md: New file.
6507 * config/tilegx/tilegx-modes.def: New file.
6508 * config/tilegx/tilegx-multiply.h: New file.
6509 * config/tilegx/tilegx-protos.h: New file.
6510 * config/tilegx/tilegx.c: New file.
6511 * config/tilegx/tilegx.h: New file.
6512 * config/tilegx/tilegx.md: New file.
6513 * config/tilegx/tilegx.opt: New file.
6514 * config/tilepro/constraints.md: New file.
6515 * config/tilepro/gen-mul-tables.cc: New file.
6516 * config/tilepro/linux.h: New file.
6517 * config/tilepro/mul-tables.c: New file.
6518 * config/tilepro/predicates.md: New file.
6519 * config/tilepro/t-tilepro: New file.
6520 * config/tilepro/tilepro-builtins.h: New file.
6521 * config/tilepro/tilepro-c.c: New file.
6522 * config/tilepro/tilepro-generic.md: New file.
6523 * config/tilepro/tilepro-modes.def: New file.
6524 * config/tilepro/tilepro-multiply.h: New file.
6525 * config/tilepro/tilepro-protos.h: New file.
6526 * config/tilepro/tilepro.c: New file.
6527 * config/tilepro/tilepro.h: New file.
6528 * config/tilepro/tilepro.md: New file.
6529 * config/tilepro/tilepro.opt: New file.
6531 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6533 PR tree-optimization/52210
6534 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6535 vect_model_simple_cost with two entry vect_def_type array instead
6536 of an address of dt.
6538 2012-02-14 Richard Guenther <rguenther@suse.de>
6541 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6542 Do not stream DECL_QUALIFIER.
6543 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6544 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6545 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6547 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6550 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6553 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6556 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6557 * cselib.c (cselib_subst_to_values_from_insn): New function.
6558 * sched-deps.c (add_insn_mem_dependence,
6559 sched_analyze_1, sched_analyze_2): Use it.
6561 2012-02-13 Jan Hubicka <jh@suse.cz>
6564 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6566 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6568 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6569 (GTM_SELF_SPECS): Define if not already defined.
6570 (driver_self_specs): Add GTM_SELF_SPECS.
6571 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6572 (GTM_SELF_SPECS): Define.
6573 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6574 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6576 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6578 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6581 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6584 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6585 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6587 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6590 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6592 2012-02-13 Richard Guenther <rguenther@suse.de>
6594 PR translation/52211
6595 * passes.c (enable_disable_pass): Fix typo.
6597 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6600 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6601 XOR for reduce_bit_field if type is unsigned.
6603 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6605 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6606 disallow changes from SFmode to mode with different size in FP regs.
6608 2012-02-12 Robert Millan <rmh@gnu.org>
6609 Gerald Pfeifer <gerald@pfeifer.com>
6611 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6614 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6616 PR rtl-optimization/52175
6617 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6618 to frame-related instructions.
6620 2012-02-10 Jason Merrill <jason@redhat.com>
6623 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6624 (demangle_new_symbols): Fill it.
6625 (scan_linker_output): Walk it.
6626 (start_tweaking): Split out from scan_linker_output.
6627 (maybe_tweak): Update sym->chosen.
6628 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6630 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6633 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6635 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6637 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6638 having the same mode as previous compare.
6640 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6642 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6643 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6644 (nonlocal_goto_internal): Likewise.
6645 (nonlocal_goto): Emit a use and an indirect jump directly.
6647 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6650 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6651 __atomic_{is,always}_lock_free.
6653 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6656 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6657 negative constant address for x32.
6659 2012-02-10 Richard Henderson <rth@redhat.com>
6661 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6662 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6663 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6665 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6666 Ira Rosen <irar@il.ibm.com>
6668 PR tree-optimization/50031
6669 * targhooks.c (default_builtin_vectorization_cost): Handle
6671 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6672 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6673 all types of reduction and pattern statements.
6674 (vect_estimate_min_profitable_iters): Likewise.
6675 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6676 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6677 for explicit realigns.
6678 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6679 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6681 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6682 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6683 vec_perm for VSX and handle vec_promote_demote.
6685 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6688 * builtins.c (fold_builtin_atomic_always_lock_free,
6689 expand_builtin_atomic_always_lock_free,
6690 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6691 Return and/or test boolean_true_node/boolean_false_node instead of
6692 integer_one_node/integer_zero_node.
6694 2012-02-10 Jan Hubicka <jh@suse.cz>
6697 * predict.c (predict_paths_for_bb): Prevent looping.
6698 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6700 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6702 * config/arm/arm.c (output_move_double): In one case properly
6703 count number of instructions that will be emitted.
6705 2012-02-10 Richard Guenther <rguenther@suse.de>
6707 PR translation/52193
6708 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6710 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6713 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6715 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6718 * var-tracking.c (emit_note_insn_var_location): If
6719 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6720 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6721 non-NOTE_DURING_CALL_P insn.
6723 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6726 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6728 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6731 * gcc.c (switch_matches) Support switches with separated form,
6734 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6736 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6738 (RAMPZ_ADDR): Ditto.
6739 * config/avr/avr.c (avr_addr_t): New typedef.
6740 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6741 (avr_init_expanders): Initialize it.
6742 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6744 (expand_epilogue): Ditto.
6745 (avr_print_operand): Ditto.
6746 (avr_file_start): Ditto.
6747 (avr_emit_movmemhi): Ditto.
6749 2012-02-08 Richard Guenther <rguenther@suse.de>
6751 PR tree-optimization/46886
6752 * tree-flow.h (do_while_loop_p): Declare.
6753 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6754 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6756 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6758 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6759 always succeed for integers larger than a native word.
6761 2012-02-08 Richard Guenther <rguenther@suse.de>
6763 PR rtl-optimization/52170
6764 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6765 properly handle integer vector modes.
6767 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6769 PR gcov-profile/52150
6770 * coverage.c: Include target.h.
6771 (build_var): Call targetm.strip_name_encoding on the assembler name.
6772 Change one _ into . or $ if the target allows it.
6773 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6775 PR rtl-optimization/52139
6776 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6777 is a BARRIER after emit_insn_after_noloc, move BB_END
6778 to the last non-BARRIER insn before it.
6780 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6783 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6784 (mips_gimplify_va_arg_expr): Call it instead of
6785 std_gimplify_va_arg_expr.
6787 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6789 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6790 message for -mno-pointers-to-nested-function.
6792 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6795 * expr.c (get_inner_reference): If there is an offset, add a negative
6796 bit position to it (if any).
6798 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6800 PR rtl-optimization/52060
6801 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6802 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6803 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6804 and/or i0src_copy2 when needed.
6806 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6808 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6809 or LTOPLUGINSONAME if have_c.
6811 * config/freebsd-spec.h: Add comment about what macros can be defined
6813 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6814 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6817 2012-02-07 Richard Guenther <rguenther@suse.de>
6819 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6820 newline in -alias dumps.
6822 2012-02-07 Kai Tietz <ktietz@redhat.com>
6823 Dave Korn <dave.korn.cygwin@gmail.com>
6826 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6827 Take care that typinfo gets dllexport-attribute.
6829 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6832 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6833 if modifier < EXPAND_SUM call force_operand on the result.
6835 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6837 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6838 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6840 (epiphany_function_type): Replace types for specific interrupts with
6841 EPIPHANY_FUNCTION_INTERRUPT.
6842 (EPIPHANY_INTERRUPT_P): Update.
6843 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6844 New static function.
6845 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6846 <disinterrupt>: Affects type identity.
6847 (epiphany_handle_interrupt_attribute): Handle variable number of
6849 (epiphany_compute_function_type): Update for new
6850 epiphany_function_type definition.
6851 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6852 handlers with a longcall forwarder.
6853 (epiphany_start_function): Handle multiple interrupt arguments and/or
6854 forwarder_section attribute.
6856 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6859 2012-02-07 Alan Modra <amodra@gmail.com>
6862 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6865 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6867 PR tree-optimization/50969
6868 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6869 use vec_perm rather than vector_stmt.
6870 (vect_model_load_cost): Likewise.
6871 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6872 vec_perm to be the same as other vector statements.
6873 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6874 cost of vec_perm for TARGET_VSX.
6876 2012-02-06 Richard Guenther <rguenther@suse.de>
6878 PR tree-optimization/52115
6879 * tree-sra.c (access_has_replacements_p): New function.
6880 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6882 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6885 * trans-mem.c (expand_call_tm): Add an assertion.
6886 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6889 2012-02-06 Richard Guenther <rguenther@suse.de>
6891 PR tree-optimization/50955
6892 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6893 raise cost of expressions that replace an address with an
6894 expression based on a different pointer.
6896 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6899 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6900 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6902 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6905 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6906 -Weffc++ and specify guidelines come from second edition.
6908 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6910 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6911 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6912 (call_direct_split, call_value_split, call_value_internal_direct)
6913 (call_value_direct_split, call_value_multiple_split): Use jal and
6914 jal_macro attributes.
6916 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6918 * reload1.c (reload_regs_reach_end_p): Replace with...
6919 (reload_reg_rtx_reaches_end_p): ...this function.
6920 (new_spill_reg_store): Update commentary.
6921 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6922 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6923 before setting new_spill_reg_store.
6924 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6925 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6926 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6927 for non-spill reload registers.
6929 2012-02-05 Ira Rosen <irar@il.ibm.com>
6931 PR tree-optimization/52091
6932 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6933 (vect_is_simple_use_1): Likewise.
6934 * tree-vect-loop.c (vectorizable_reduction): Update calls
6935 to vect_is_simple_use_1 and vect_is_simple_use.
6936 (vectorizable_live_operation): Likewise.
6937 * tree-vect-patterns.c (widened_name_p,
6938 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6939 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6940 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6941 vectorizable_shift,vectorizable_operation, vectorizable_store,
6942 vectorizable_load): Likewise.
6943 (vect_is_simple_cond): Add an argument, pass it to
6944 vect_is_simple_use_1.
6945 (vectorizable_condition): Update calls to vect_is_simple_cond,
6947 (vect_is_simple_use): Add an argument, the statement in which
6948 OPERAND is used. Check that if OPERAND's def stmt is a double
6949 reduction phi node, the use is a phi node too.
6950 (vect_is_simple_use_1): Add an argument, pass it to
6952 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6953 to vect_is_simple_use.
6955 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6957 PR rtl-optimization/52095
6958 * modulo-sched.c (dump_insn_locator): New function.
6959 (loop_canon_p, sms_schedule): Use it.
6961 PR rtl-optimization/52113
6962 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6963 even for decomposable shift/zext insns.
6965 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6966 Zdenek Dvorak <ook@ucw.cz>
6968 PR rtl-optimization/52092
6969 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6970 on get_iv_value result.
6972 2012-02-02 Andrew Pinski <apinski@cavium.com>
6976 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6978 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6981 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6983 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6985 PR rtl-optimization/49800
6986 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6987 (sched_finish): Call regstat_free_n_sets_and_refs.
6989 2012-02-02 Jia Liu <proljc@gmail.com>
6991 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6994 2012-02-02 Jan Hubicka <jh@suse.cz>
6995 Tom de Vries <tom@codesourcery.com>
6998 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6999 * varpool.c (varpool_analyze_pending_decls): Likewise.
7001 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
7002 Jayant R Sonar <jayant.sonar@kpitcummins.com>
7004 * config.gcc: Add cr16-* support.
7006 * doc/extend.texi: Document cr16 extensions.
7007 * doc/install.texi: Document cr16 install.
7008 * doc/invoke.texi: Document cr16 options.
7009 * doc/md.texi: Document cr16 constraints.
7011 * common/config/cr16/cr16-common.c: New file.
7012 * config/cr16/cr16.c: New file.
7013 * config/cr16/cr16.h: New file.
7014 * config/cr16/cr16.md: New file.
7015 * config/cr16/cr16.opt: New file.
7016 * config/cr16/cr16-protos.h: New file.
7017 * config/cr16/predicates.md: New file.
7018 * config/cr16/constraints.md: New file.
7019 * config/cr16/t-cr16: New file.
7021 2012-02-02 Jakub Jelinek <jakub@redhat.com>
7024 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
7025 that operands[2] is either immediate, or q_regs_operand.
7027 PR tree-optimization/52073
7028 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
7029 a pattern stmt for pattern uses, ignore uses outside of the loop.
7031 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7033 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
7034 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
7035 (OUT_AS1, OUT_AS2): Remove.
7037 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
7039 PR rtl-optimization/51374
7040 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
7041 to cross other volatile_refs_p insns.
7043 2012-02-01 Richard Guenther <rguenther@suse.de>
7045 * doc/invoke.texi (fno-inline): Clarify documentation.
7046 (finline-small-functions): Likewise.
7047 (finline-functions): Likewise.
7048 * common.opt (finline): Adjust comment and documentation.
7049 (finline-small-functions): Clarify documentation.
7050 (finline-functions): Likewise.
7051 (finline-functions-called-once): Likewise.
7053 2012-02-01 Tristan Gingold <gingold@adacore.com>
7055 * c-typeck.c (composite_type): Keep mode for pointers.
7057 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
7059 * function.h (regno_reg_rtx): Adjust comment.
7060 * reginfo.c (init_reg_modes_target): Only use the previous mode
7061 if it fits within one register. Remove MIPS comment.
7063 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7066 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
7068 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7070 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
7071 to srak instruction.
7073 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7075 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
7077 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7082 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
7084 2012-01-31 Richard Guenther <rguenther@suse.de>
7086 PR tree-optimization/51528
7087 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
7090 2012-01-31 Jakub Jelinek <jakub@redhat.com>
7095 * ree.c (add_removable_extension): Change def_map argument
7096 to unsigned *, store in def_map 1 + offset into *insn_list vector
7097 instead of pointers into the vector.
7098 (find_removable_extensions): Adjust caller.
7100 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7102 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
7103 Transform all "* quoted-c-code" to { c-code }.
7104 Remove redundant test for "optimize" in combine patterns.
7105 Move (include "avr-dimode.md") to end of file.
7107 2012-01-30 Bin Cheng <bin.cheng@arm.com>
7110 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
7111 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
7113 2012-01-30 Richard Guenther <rguenther@suse.de>
7115 PR tree-optimization/52028
7116 * tree-loop-distribution.c (ldist_gen): Properly update
7119 2012-01-30 Jakub Jelinek <jakub@redhat.com>
7122 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
7123 set_cur_line_info_table if not emitting debug info.
7125 PR tree-optimization/52046
7126 * tree-vect-patterns.c (check_bool_pattern): Give up if
7127 a comparison could throw.
7130 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
7132 2012-01-30 Richard Guenther <rguenther@suse.de>
7134 PR tree-optimization/52045
7135 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
7136 SSA form if cfgcleanup did anything.
7138 2012-01-30 Richard Guenther <rguenther@suse.de>
7140 PR tree-optimization/52045
7141 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
7142 before computing final todo.
7144 2012-01-30 Richard Guenther <rguenther@suse.de>
7146 PR tree-optimization/51528
7147 * tree-sra.c (sra_modify_assign): Re-factor in preparation
7150 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
7152 * df-problems.c (df_kill_notes): Check that the use refers
7153 to the note under examination.
7155 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
7158 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
7159 parameter and use short-lived pseudos.
7160 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
7161 (sparc_expand_vector_init): Const-ify local variables and adjust
7162 calls to above functions.
7164 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
7166 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
7168 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
7170 * doc/invoke.texi: Make usage of "compile time" and
7171 "run time"/"runtime" consistent throughout the file.
7173 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
7175 * config/alpha/alpha.c (alpha_option_override): Default to
7176 full IEEE compliance mode for Go language.
7178 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
7180 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
7181 (LINK_SSP_SPEC): Define.
7183 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7186 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
7189 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
7191 * doc/invoke.texi: Correct hyphenation of "floating point",
7192 "double precision", and related terminology throughout the file.
7194 2012-01-28 Jakub Jelinek <jakub@redhat.com>
7197 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
7198 arm_general_register_operand predicate for operand 2 instead of
7201 2012-01-27 Ian Lance Taylor <iant@google.com>
7204 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
7205 * builtins.c (expand_builtin_init_trampoline): Add onstack
7206 parameter. Change caller.
7207 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
7208 * tree.c (build_common_builtin_nodes): Declare
7209 __builtin_init_heap_trampoline.
7211 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
7213 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
7214 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
7215 * config/avr/avr.c: Ditto.
7216 (avr_regnames): Remove because unused.
7217 * config/avr/avr.md (*cpse.ne): New peephole.
7218 (*cpse.eq): New peephole from former cpse peepholes.
7220 2012-01-27 Michael Eager <eager@eagercon.com>
7222 * config/microblaze.c (microblaze_emit_compare): Correct
7223 test after pcmp instruction.
7225 2012-01-27 Richard Guenther <rguenther@suse.de>
7227 PR tree-optimization/52020
7228 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
7230 2012-01-27 Richard Guenther <rguenther@suse.de>
7232 * ipa-pure-const.c (check_stmt): Clobbers do not make a
7233 function non-const/pure.
7235 2012-01-27 Richard Guenther <rguenther@suse.de>
7237 PR tree-optimization/50444
7238 * tree-sra.c (build_ref_for_offset): Properly adjust the
7239 MEM_REF type for unaligned accesses.
7241 2012-01-27 Richard Guenther <rguenther@suse.de>
7243 PR tree-optimization/50444
7244 * expr.c (mem_ref_refers_to_non_mem_p): New function.
7245 (expand_assignment): Use it. Properly handle misaligned
7246 bases when expanding stores to component references.
7247 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
7250 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
7253 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
7254 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
7255 * tree-data-ref.c (find_data_references_in_loop): Make static.
7256 (compute_all_dependences): Change return type to bool. Bail out
7257 for too many datarefs in a loop. Move the hunk resetting the data
7258 dependences vector from ...
7259 (compute_data_dependences_for_loop): ... here. Account for
7260 compute_all_dependences returning false.
7261 (compute_data_dependences_for_bb): Likewise.
7262 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7263 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7265 2012-01-27 Richard Guenther <rguenther@suse.de>
7268 * expr.c (store_field): Use the alias-set of the scratch memory
7271 2012-01-27 Tom de Vries <tom@codesourcery.com>
7273 PR tree-optimization/51990
7274 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7276 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7278 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7281 * var-tracking.c (reverse_op): Don't add any reverse operation
7282 if V already has any constant locations.
7284 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7286 * doc/invoke.texi: Correct usage of "command line" (noun)
7287 vs "command-line" (adjective) throughout.
7289 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7291 * doc/invoke.texi (Language Independent Options): Move
7292 -Wcoverage-mismatch blurb from here....
7293 (Warning Options): ...to here.
7295 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7297 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7298 Set rs6000_always_hint to false for 476.
7300 2012-01-27 Matthias Klose <doko@ubuntu.com>
7302 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7304 * incpath.c (add_standard_paths): Likewise.
7306 2012-01-27 Richard Henderson <rth@redhat.com>
7308 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7309 * config/m68k/sync.md (atomic_test_and_set): Rename from
7310 sync_test_and_setqi and adjust the operands.
7311 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7312 and unconditionally enable.
7314 2012-01-27 Richard Henderson <rth@redhat.com>
7316 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7317 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7318 (ldstub): Rename from ldstubqi.
7319 (ldstub<I24MODE>): Remove.
7321 2012-01-27 Richard Henderson <rth@redhat.com>
7323 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7324 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7325 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7326 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7327 * doc/tm.texi: Rebuild.
7329 2012-01-27 Richard Henderson <rth@redhat.com>
7331 * optabs.c (gen_atomic_test_and_set): Remove default.
7332 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7334 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7336 PR rtl-optimization/51978
7337 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7338 (combine_reaching_defs): Likewise.
7339 (struct re_info): Remove.
7340 (add_removable_extension): Remove x and data arguments,
7341 add insn, insn_list and def_map. Use the arguments directly
7342 instead of using struct re_info.
7343 (find_removable_extensions): Don't call add_removable_extension
7344 through note_stores, instead just call it with single_set
7346 (find_and_remove_re): Pass curr_cand->expr instead of
7347 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7349 2012-01-26 Michael Matz <matz@suse.de>
7351 PR tree-optimization/46590
7352 * cfgexpand.c: Revert last change (r183305).
7353 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7355 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7356 checking for emptiness.
7358 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7361 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7362 non-addressable non-BLKmode base correctly.
7364 2012-01-26 Michael Matz <matz@suse.de>
7366 PR tree-optimization/48794
7367 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7368 regions referenced from RESX/EH_DISPATCH.
7370 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7372 * config/s390/s390.h: Make BRANCH_COST an option.
7373 * config/s390/s390.opt: New option -mbranch-cost.
7375 2012-01-26 Richard Henderson <rth@redhat.com>
7377 Revert 2012-01-24 change:
7378 * trans-mem.c (requires_barrier): Do not instrument thread local
7379 variables and emit save/restore for them.
7381 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7384 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7387 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7389 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7392 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7395 Rename __pgm to __flash.
7396 Rename __pgm1 to __flash1.
7397 Rename __pgm2 to __flash2.
7398 Rename __pgm3 to __flash3.
7399 Rename __pgm4 to __flash4.
7400 Rename __pgm5 to __flash5.
7401 Rename __pgmx to __memx.
7402 * doc/extend.texi (AVR Named Address Spaces)
7403 Rename address space names as indicated above.
7404 * config/avr/avr.c (avr_addrspace): Ditto.
7406 * config/avr/avr-protos.h
7407 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7408 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7409 * config/avr/predicates.md: Ditto.
7410 * config/avr/avr.c Ditto, and
7411 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7412 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7414 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7415 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7416 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7417 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7418 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7419 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7420 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7421 * config/avr/avr.c: Ditto.
7422 * config/avr/avr.md: Ditto.
7424 2012-01-25 Jason Merrill <jason@redhat.com>
7427 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7429 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7431 PR tree-optimization/51987
7432 * tree-data-ref.c (get_references_in_stmt): Handle references in
7433 non-volatile GIMPLE_ASM.
7435 2012-01-25 Richard Guenther <rguenther@suse.de>
7437 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7438 bases are dereferenced.
7440 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7442 PR rtl-optimization/48374
7443 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7445 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7447 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7448 compute_data_dependences_for_loop returns false.
7449 * tree-parloops.c (loop_parallel_p): Likewise.
7451 2012-01-25 Richard Guenther <rguenther@suse.de>
7453 * tree.h (get_pointer_alignment_1): Declare.
7454 * builtins.c (get_pointer_alignment_1): New function.
7455 (get_pointer_alignment): Use it.
7457 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7459 PR rtl-optimization/48308
7460 * combine.c (enum undo_kind): Add UNDO_LINKS.
7461 (struct undo): Add member l to other_contents and where.
7462 (do_SUBST_LINK): New.
7464 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7465 (undo_all): Handle UNDO_LINKS.
7467 2012-01-25 Richard Henderson <rth@redhat.com>
7469 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7472 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7474 * optabs.c (gen_atomic_test_and_set): Use each argument.
7476 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7478 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7479 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7480 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7481 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7482 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7483 TARGET_PAIRED_SINGLE_FLOAT.
7485 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7487 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7488 (in_struct, return_val): Remove MEM documentation.
7489 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7490 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7491 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7493 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7494 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7495 * expr.c (store_field): Likewise.
7496 * function.c (assign_stack_temp_for_type): Likewise.
7497 * ifcvt.c (noce_try_cmove_arith): Likewise.
7498 * reload1.c (reload): Likewise.
7499 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7500 (alpha_set_memflags): Likewise.
7501 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7503 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7505 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7507 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7508 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7509 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7511 * cselib.c (cselib_rtx_varies_p): Delete.
7512 (cselib_invalidate_mem): Update call to canon_true_dependence.
7513 * dse.c (record_store, check_mem_read_rtx): Likewise.
7514 (scan_reads_nospill): Likewise.
7515 * cse.c (check_dependence): Likewise.
7516 (cse_rtx_varies_p): Delete.
7517 * expr.c (safe_from_p): Update call to true_dependence.
7518 * ira.c (validate_equiv_mem_from_store): Likewise.
7519 (memref_referenced_p): Likewise.
7520 * postreload-gcse.c (find_mem_conflicts): Likewise.
7521 * sched-deps.c (sched_analyze_2): Likewise.
7522 * store-motion.c (load_kills_store): Likewise.
7523 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7524 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7525 (compute_transp): Update call to canon_true_dependence.
7527 2012-01-25 Richard Henderson <rth@redhat.com>
7529 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7530 (maybe_emit_atomic_test_and_set): New.
7531 (expand_sync_lock_test_and_set): Use it.
7532 (expand_atomic_test_and_set): Likewise.
7533 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7534 the implementation; clarify implementation defined details.
7535 * doc/md.texi (atomic_test_and_set): Document.
7537 2012-01-25 Richard Henderson <rth@redhat.com>
7539 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7541 2012-01-25 Richard Henderson <rth@redhat.com>
7544 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7545 to effect no-op split.
7547 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7550 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7551 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7552 (BT_FN_VOID_PTR_INT_SIZE): New.
7553 (BT_FN_UINT_UINT_VAR): Remove.
7554 (BT_FN_UINT32_UINT32_VAR): New.
7555 (BT_FN_DOUBLE_VPTR): Remove.
7556 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7558 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7559 (_ITM_changeTransactionMode): Same.
7560 (_ITM_memmoveRtWt): Change return type to void.
7561 (_ITM_memcpyRtWt): Same.
7562 (_ITM_memsetW): Same.
7563 (_ITM_RaRD): Change types to double.
7568 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7570 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7571 Patrick Marlier <patrick.marlier@gmail.com>
7573 * trans-mem.c (requires_barrier): Do not instrument thread local
7574 variables and emit save/restore for them.
7576 2012-01-24 Jason Merrill <jason@redhat.com>
7579 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7580 output static aliases.
7582 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7585 * common.opt (-pie, -shared, pie, shared): Change from Common to
7587 * gcc.c (display_help): Display help for -pie and -shared.
7589 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7592 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7593 Remove note on size/offset limitation.
7594 (AVR Variable Attributes): Add example how to read data located
7595 with progmem. Refer to named address spaces.
7596 * doc/invoke.texi (AVR Options): Fix typo.
7598 2012-01-24 Richard Guenther <rguenther@suse.de>
7600 Forward-port to trunk
7601 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7604 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7605 op0 isn't sufficiently aligned and there is movmisalignM
7606 insn for mode, use it to load op0 into a temporary register.
7608 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7611 * target.def (const_not_ok_for_debug_p): New hook.
7612 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7614 * doc/tm.texi: Regenerated.
7615 * dwarf2out.c (const_ok_for_output_1): If
7616 targetm.const_not_ok_for_debug_p returns true, fail.
7617 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7619 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7621 2012-01-23 Kai Tietz <ktietz@redhat.com>
7624 * config/i386/predicates.md (symbolic_operand): Allow
7625 UNSPEC_PCREL as PIC expression for lea.
7626 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7627 * config/i386/i386.c (ix86_delegitimize_address): Handle
7628 UNSPEC_PCREL for none-MEM, too.
7630 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7632 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7633 (ipa_tm_create_version_alias): Same.
7635 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7638 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7639 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7641 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7642 Patrick Marlier <patrick.marlier@gmail.com>
7643 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7646 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7647 simple_object_start_read.
7649 2012-01-23 Richard Guenther <rguenther@suse.de>
7652 PR tree-optimization/51895
7653 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7654 parameter decomposition into BLKmode components.
7656 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7658 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7659 fake variables for restrict-qualified pointers whose pointed-to type
7660 contains a placeholder.
7662 2012-01-23 Richard Guenther <rguenther@suse.de>
7664 PR tree-optimization/51949
7665 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7667 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7669 PR rtl-optimization/51933
7670 * ree.c (transform_ifelse): Return true right away if dstreg is
7671 already wider or equal to cand->mode.
7672 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7673 (make_defs_and_copies_lists): Remove defs_list and copies_list
7674 arguments, add state argument, just truncate state->work_list
7675 instead of always allocating and freeing the vector. Assert that
7676 get_defs succeeds instead of returning 2. Changed return type to bool.
7677 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7678 have ext_src_mode, see if it has been modified already with the
7679 right kind of extension and has been extended before from the
7680 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7681 just return true. Remember the original mode in state->modified array.
7682 (combine_reaching_defs): Add state argument. Don't allocate and
7683 free here def_list, copied_list and vec vectors, instead just
7684 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7685 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7686 Add state variable, clear vectors in it, initialize state.modified
7687 if needed. Free all the vectors at the end and state.modified too.
7688 Don't skip a candidate if the extension expression has been modified.
7690 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7693 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7694 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7695 (extra_options) interix.opt -> i386/interix.opt"
7696 (extra_objs):Add winnt-stubs.o
7697 * configure.ac: Add interix to target_os .comm on PE check.
7698 * configure: Regenerate.
7699 * config/interix3.h: Delete and move bits to..
7700 * config/interix.h: Delete and move bits to..
7701 * config/i386/i386-interix3.h: Delete and move bits to..
7702 * config/i386/i386-interix.h: ..here.
7703 (TARGET_CPU_DEFAULT): Remove redefinition.
7704 (TARGET_ASM_CONSTRUCTOR): Undefine.
7705 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7706 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7707 (PTRDIFF_TYPE): Define.
7708 (LONG_DOUBLE_TYPE_SIZE): Define.
7709 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7710 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7711 (TARGET_SECTION_TYPE_FLAGS): Define.
7712 (ASM_DECLARE_FUNCTION_NAME): Define.
7713 (ASM_OUTPUT_EXTERNAL): Define.
7714 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7715 (ASM_OUTPUT_ALIGNED_BSS): Define.
7716 (PCC_BITFIELD_TYPE_MATTERS): Define.
7717 (USE_CONST_SECTION): Define.
7718 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7719 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7720 (SUPPORTS_ONE_ONLY): Remove.
7721 (I386_PE_STRIP_ENCODING): Define.
7722 * config/interix.opt: Delete and move bits to..
7723 * config/i386/interix.opt: ..here. New.
7724 (mpe-aligned-commons): Add.
7725 * config/i386/t-interix: Add copyright header.
7726 (winnt-stubs.o): Add rule.
7728 2012-01-22 Jason Merrill <jason@redhat.com>
7731 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7732 for extra name aliases.
7734 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7736 PR rtl-optimization/51924
7737 * ree.c (combine_set_extension): Improve debugging message.
7738 (combine_reaching_defs): Likewise.
7739 (get_defs): Rename confusingly named variable.
7740 (find_and_remove_re): Skip a candidate if the extension expression has
7743 2012-01-21 Robert Millan <rmh@gnu.org>
7744 Gerald Pfeifer <gerald@pfeifer.com>
7746 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7747 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7749 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7751 PR tree-optimization/51914
7752 * tree-vect-stmts.c (vectorizable_conversion): For
7753 cvt_type && modifier == WIDEN, put temporary with cvt_type
7754 at the beginning of vec_dsts and set vec_dest to temporary
7757 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7759 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7761 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7763 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7764 * config/rs6000/rs6000.c: Likewise.
7766 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7769 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7770 output_move_double on a copy of operands array.
7772 2012-01-20 Cary Coutant <ccoutant@google.com>
7773 Dodji Seketeli <dodji@redhat.com>
7776 * dwarf2out.c (copy_declaration_context): Return ref to parent
7777 of declaration DIE, if necessary.
7778 (remove_child_or_replace_with_skeleton): Add new parameter; update
7779 caller. Place skeleton DIE under parent DIE of original declaration.
7780 Move call to copy_declaration_context to here ...
7781 (break_out_comdat_types): ... from here.
7783 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7785 PR rtl-optimization/51856
7786 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7789 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7792 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7793 hints for neon loads and stores.
7795 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7799 * doc/extend.texi (Named Address Spaces): Split into subsections.
7800 (AVR Named Address Spaces): New subsection.
7801 (M32C Named Address Spaces): New subsection.
7802 (RL78 Named Address Spaces): New subsection.
7803 (SPU Named Address Spaces): New subsection.
7804 (Variable Attributes): New anchor "AVR Variable Attributes".
7805 (AVR Variable Attributes): Rewrite and avoid wording
7806 "address space" in this context.
7807 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7808 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7809 (AVR Built-in Macros): New subsubsection therein.
7810 * doc/md.texi (AVR constraints): Remove "C04", "R".
7812 2012-01-20 Richard Guenther <rguenther@suse.de>
7814 PR tree-optimization/51903
7815 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7816 when removing stmts.
7818 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7821 * config/arm/arm.c (arm_load_pic_register): Use
7822 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7823 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7824 (arm_pic_static_addr): Likewise.
7825 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7826 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7827 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7828 (pic_load_addr_unified): New.
7830 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7833 * function.c (instantiate_virtual_regs_in_insn): Use
7834 delete_insn_and_edges when removing a wrong asm insn.
7836 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7838 PR rtl-optimization/40761
7839 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7840 Add new member loop_num.
7841 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7842 (ira_build): Remove the parameter.
7844 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7845 (ira.c): Do not build CFG loops for one region allocation. Remove
7846 argument from ira_build call.
7848 * ira-build.c (init_loop_tree_node): New function.
7849 (create_loop_tree_nodes): Use it. Separate the case when CFG
7850 loops are not built.
7851 (more_one_region_p): Check current_loops.
7852 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7854 (add_loop_to_tree): Process loop equal to NULL too.
7855 (form_loop_tree): Separate the case when CFG loops are not built.
7856 Use explicitly number for the root.
7857 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7859 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7860 instead of loop->num.
7861 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7862 (mark_all_loops_for_removal): Ditto.
7863 (remove_unnecessary_regions): Separate the case when CFG loops
7865 (ira_build): Remove the parameter. Use explicit number of regions
7866 when CFG loops are not built.
7868 * ira-color.c (print_loop_title): Separate the case for the root node.
7869 Use loop_num instead of loop->num.
7870 (move_spill_restore): Use loop_num instead of loop->num.
7872 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7873 (change_loop): Ditto.
7874 (change_loop): Use loop_num instead of loop->num.
7876 * ira-lives.c (process_bb_node_lives): Ditto.
7878 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7880 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7882 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7885 * tree-mudflap.c (mf_artificial): New function.
7886 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7887 mx_register_decls, mudflap_enqueue_decl): Use it.
7890 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7891 numbers in the insn pattern.
7893 2012-01-19 Michael Matz <matz@suse.de>
7895 PR tree-optimization/46590
7896 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7897 use it in remembering which conflicts we already created.
7898 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7901 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7904 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7905 (merge_and_complain): Same.
7907 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7910 * config/initfini-array.h: Guard content of the header
7911 with #ifdef HAVE_INITFINI_ARRAY.
7912 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7913 Add initfini-array.h to tm_file here.
7914 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7915 * config.gcc: Don't add initfini-array.h to tm_file here.
7916 * configure: Regenerated.
7918 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7920 PR rtl-optimization/51505
7921 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7922 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7923 (df_note_bb_compute): Update the call to df_kill_notes.
7925 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7927 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7929 2012-01-18 Richard Guenther <rguenther@suse.de>
7931 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7932 of conversions to void *.
7934 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7935 Richard Sandiford <rdsandiford@googlemail.com>
7939 * optabs.h (simplify_expand_binop): Declare.
7940 * optabs.c (simplify_expand_binop): Make global.
7941 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7942 endian targets if the source cannot be exactly covered by word
7945 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7948 * hard-reg-set.h (struct hard_reg_set_container): New type.
7949 * target.h (struct hard_reg_set_container): Forward declare.
7950 * target.def (set_up_by_prologue): New target hook.
7951 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7952 * doc/tm.texi: Regenerated.
7953 * function.c (thread_prologue_and_epilogue_insns): Change
7954 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7955 Call targetm.set_up_by_prologue on it.
7956 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7957 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7959 2012-01-17 Nick Clifton <nickc@redhat.com>
7961 * config/rx/rx.c (rx_can_use_simple_return): New function.
7962 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7963 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7965 2012-01-17 Richard Guenther <rguenther@suse.de>
7968 * expr.c (expand_assignment): Take address-space information
7969 from the address operand of MEM_REF and TARGET_MEM_REF.
7970 (expand_expr_real_1): Likewise.
7972 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7974 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7975 reload dump is requested.
7977 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7980 * trans-mem.c (requires_barrier): Call may_be_aliased.
7982 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7984 PR tree-optimization/51877
7985 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7986 call arguments and fndecls compare equal, instead return false if they
7987 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7988 both SSA_NAMEs that are valueized the same, or they satisfy
7991 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7993 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7995 * configure: Regenerate.
7997 2012-01-16 Jan Hubicka <jh@suse.cz>
8001 * convert.c (convert_to_integer): Use fold_convert for
8002 converting an INTEGER_CST to integer type.
8004 2012-01-16 Jason Merrill <jason@redhat.com>
8007 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
8009 2012-01-16 Jakub Jelinek <jakub@redhat.com>
8012 * config/s390/s390.c (s390_chunkify_start): Don't skip
8013 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
8014 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
8015 If insn is followed by NOTE_INSN_VAR_LOCATION or
8016 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
8017 Don't use location of note insns.
8019 PR tree-optimization/51865
8020 * tree-inline.c (tree_function_versioning): Call remap_decl
8021 on DECL_RESULT whenever it has VOID_TYPE_P type.
8023 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8025 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
8026 for calls to locally-binding MIPS16 functions if only the return
8027 type uses float regs.
8029 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
8030 Richard Sandiford <rdsandiford@googlemail.com>
8032 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
8033 (SYMBOL_32_HIGH): Likewise.
8034 (mips_output_tls_reloc_directive): Declare.
8035 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
8036 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
8037 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
8038 (mips_lo_relocs, mips_hi_relocs): Make extern.
8039 (mips16_stub_function): Move up file.
8040 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
8041 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
8042 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
8043 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
8044 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
8045 (mips_get_tp): Add MIPS16 support.
8046 (mips_legitimize_tls_address): Remove MIPS16 sorry().
8047 Generalize DTPREL and TPREL handling.
8048 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
8049 Add MIPS16 TLS support.
8050 (mips_output_tls_reloc_directive): New function.
8051 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
8052 * config/mips/predicates.md (symbolic_operand_with_high)
8053 (tls_reloc_operand): New predicates.
8054 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
8055 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
8056 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
8057 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
8058 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
8059 (*tls_get_tp_mips16_call_<mode>): Likewise.
8061 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
8063 PR rtl-optimization/51821
8064 * recog.c (peep2_find_free_register): Determine clobbered registers
8067 2012-01-14 Denis Chertykov <chertykov@gmail.com>
8070 * config/avr/avr-protos.h: Revert change of 2012-01-09.
8071 * config/avr/avr.c: Likewise.
8072 * config/avr/avr.h: Likewise.
8074 2012-01-13 Ian Lance Taylor <iant@google.com>
8077 * tree.h (TYPE_QUALS): Add cast to int.
8078 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
8080 2012-01-13 Ian Lance Taylor <iant@google.com>
8082 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
8083 comparing param_index to VEC_length result.
8085 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
8087 * c-decl.c: Do not include tree-mudflap.h
8088 * tree-optimize.c: Likewise.
8089 * Makefile.in: Update dependencies.
8091 2012-01-13 Richard Guenther <rguenther@suse.de>
8094 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
8095 variable-sized result always use RSO.
8097 2012-01-12 DJ Delorie <dj@redhat.com>
8099 * cfgexpand.c (convert_debug_memory_address): Allow any valid
8100 pointer type, not just the default pointer type.
8102 2012-01-09 Richard Henderson <rth@redhat.com>
8103 Denis Chertykov <chertykov@gmail.com>
8106 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
8107 * config/avr/avr.c (avr_can_eliminate): Simplify.
8108 (avr_initial_elimination_offset): Likewise.
8109 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
8110 (expand_epilogue): Likewise.
8111 (avr_legitimize_address): Gut.
8112 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
8113 (avr_hard_regno_nregs): New.
8114 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
8115 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
8116 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
8117 add soft frame pointer.
8118 (CALL_USED_REGISTERS): Likewise.
8119 (REG_CLASS_CONTENTS): Likewise.
8120 (REGISTER_NAMES): Likewise.
8121 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
8122 (HARD_FRAME_POINTER_REGNUM): New.
8123 (FRAME_POINTER_REGNUM): Use soft frame pointer.
8124 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
8125 remove the HARD_FRAME_POINTER self-elimination.
8127 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
8130 * config/avr/avr.c (avr_encode_section_info): Test for absence of
8131 DECL_EXTERNAL when checking for initializers of progmem variables.
8133 2012-01-12 Ira Rosen <irar@il.ibm.com>
8135 PR tree-optimization/51799
8136 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
8137 that the last operation is a type demotion.
8139 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
8141 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
8142 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
8144 2012-01-11 Jakub Jelinek <jakub@redhat.com>
8147 * combine.c (distribute_notes): If i3 is a noreturn call,
8148 allow old_size to be equal to args_size and make sure the
8149 noreturn call gets REG_ARGS_SIZE note.
8150 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
8151 on noreturn calls even when the delta is 0.
8153 2012-01-11 Nathan Sidwell <nathan@acm.org>
8155 * gcov.c (STRING_SIZE): Remove.
8156 (generate_results): Erase annotations for source files with no
8157 coverage information.
8159 (output_lines): Use it.
8161 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8163 * gimple.h (gimplify_body): Remove first argument.
8164 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
8165 pointer set here, instead just pass DATA to walk_tree.
8166 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
8167 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
8168 (unvisit_body): Likewise, but with unmark_visited.
8169 (gimplify_body): Remove BODY_P argument and adjust.
8170 (gimplify_function_tree): Adjust call to gimplify_body.
8171 * omp-low.c (finalize_task_copyfn): Likewise.
8173 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
8175 * tree.h (build_function_decl_skip_args): Add boolean parameter.
8176 (build_function_type_skip_args): Delete.
8177 * tree.c (build_function_type_skip_args): Make static and add
8178 SKIP_RETURN parameter. Fix thinko in the handling of variants.
8179 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
8180 pass it to build_function_type_skip_args.
8181 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
8182 (tree_function_versioning): Likewise.
8183 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
8184 build_function_decl_skip_args.
8185 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
8186 and pass it to build_function_decl_skip_args/tree_function_versioning.
8187 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
8188 * ipa-inline-transform.c (save_inline_function_body): Likewise.
8189 * trans-mem.c (ipa_tm_create_version): Likewise.
8190 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
8191 * tree-inline.c (declare_return_variable): Remove always-true test.
8192 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
8193 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
8194 * ipa-split.c (split_function): Skip the return value for the split
8195 part if it doesn't return.
8197 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8199 PR tree-optimization/49642
8200 * ipa-split.c (forbidden_dominators): New variable.
8201 (check_forbidden_calls): New function.
8202 (dominated_by_forbidden): Likewise.
8203 (consider_split): Check for forbidden dominators.
8204 (execute_split_functions): Initialize and free forbidden
8205 dominators info; call check_forbidden_calls.
8207 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8209 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
8211 2012-01-11 Nick Clifton <nickc@redhat.com>
8213 * config/rx/rx.md (return): Define pattern.
8215 2012-01-11 Richard Guenther <rguenther@suse.de>
8217 * doc/extend.texi (malloc attribute): Adjust according to
8220 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
8221 Patrick Marlier <patrick.marlier@gmail.com>
8224 * trans-mem.c (get_cg_data): Traverse aliases if requested.
8225 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
8226 (ipa_tm_note_irrevocable): Same.
8227 (ipa_tm_scan_irr_block): Same.
8228 (ipa_tm_decrement_clone_counts): Same.
8229 (ipa_tm_scan_irr_function): Same.
8230 (ipa_tm_create_version_alias): Same.
8231 (ipa_tm_create_version): Same.
8232 (ipa_tm_transform_calls_redirect): Same.
8233 (ipa_tm_transform_calls): Same.
8234 (ipa_tm_transform_transaction): Same.
8235 (ipa_tm_execute): Same.
8237 2012-01-10 Richard Guenther <rguenther@suse.de>
8240 * opts.c (common_handle_option): Handle -Werror.
8242 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
8244 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
8247 2012-01-10 Jason Merrill <jason@redhat.com>
8249 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
8252 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8254 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
8255 supports R_386_TLS_GD_PLT reloc.
8256 (gcc_cv_as_ix86_tlsldmplt): Check if linker
8257 supports R_386_TLS_LDM_PLT reloc.
8258 * configure: Regenerate.
8259 * config.in: Regenerate.
8261 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8264 Extend __pgmx semantics to linearize memory.
8265 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8266 determine if code comes inline or from libgcc.
8267 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8268 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8269 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8270 (movmemx_qi, movmemx_hi): New insns.
8271 (xload_<mode>_libgcc): Rewrite to new insn condition.
8272 (xload_<mode>): Remove insns.
8273 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8274 cases that don't satisfy avr_xload_libgcc_p().
8275 (avr_addr_space_convert): Allow converting in any direction.
8276 (avr_addr_space_subset_p): Return always true.
8277 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8278 (avr_emit_movmemhi): Ditto.
8279 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8280 (avr_out_movmem): Ditto.
8281 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8282 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8283 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8284 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8285 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8287 2012-01-10 Richard Guenther <rguenther@suse.de>
8289 PR tree-optimization/50913
8290 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8291 Require data-refs to be representable by Graphite with respect
8294 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8296 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8297 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8299 2012-01-10 Tom de Vries <tom@codesourcery.com>
8301 PR rtl-optimization/51271
8302 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8303 handling annulled branch.
8305 2012-01-10 Richard Henderson <rth@redhat.com>
8307 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8308 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8309 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8310 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8311 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8312 arm_expand_vec_perm_const): New.
8313 * config/arm/arm-protos.h: Update.
8314 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8315 (*neon_vswp<VDQX>): New.
8316 (neon_vcombine<VDX>): Use neon_split_vcombine.
8317 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8318 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8319 (vec_perm<VE>): New.
8321 2012-01-10 Richard Henderson <rth@redhat.com>
8323 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8324 use it if reload_completed.
8325 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8326 arm_output_asm_insn, arm_process_output_memory_barrier,
8327 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8328 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8329 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8330 arm_process_output_sync_insn, arm_output_sync_insn,
8331 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8332 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8333 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8334 (emit_unlikely_jump): New.
8335 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8336 (arm_split_atomic_op): New.
8337 * config/arm/arm-protos.h: Update.
8338 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8339 (struct arm_sync_generator): Remove.
8340 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8341 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8342 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8343 (VUNSPEC_LL, VUNSPEC_SC): New.
8344 (sync_result, sync_memory, sync_required_value, sync_new_value,
8345 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8346 (attr length): Don't use arm_sync_loop_insns.
8347 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8348 (movsfcc, movdfcc): Likewise.
8349 * config/arm/constraints.md (Ua): New.
8350 * config/arm/prediates.md (mem_noofs_operand): New.
8351 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8352 (sync_clobber, sync_t2_reqd): Remove.
8353 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8354 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8355 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8356 (arm_sync_compare_and_swap<SIDI>): Remove.
8357 (arm_sync_compare_and_swap<NARROW>): Remove.
8358 (arm_sync_lock_test_and_set<SIDI>): Remove.
8359 (arm_sync_lock_test_and_set<NARROW>): Remove.
8360 (arm_sync_new_<syncop><SIDI>): Remove.
8361 (arm_sync_new_<syncop><NARROW>): Remove.
8362 (arm_sync_new_nand<SIDI>): Remove.
8363 (arm_sync_new_nand<NARROW>): Remove.
8364 (arm_sync_old_<syncop><SIDI>): Remove.
8365 (arm_sync_old_<syncop><NARROW>): Remove.
8366 (arm_sync_old_nand<SIDI>): Remove.
8367 (arm_sync_old_nand<NARROW>): Remove.
8368 (*memory_barrier): Merge arm_output_memory_barrier.
8369 (atomic_compare_and_swap<QHSD>): New.
8370 (atomic_compare_and_swap<NARROW>_1): New.
8371 (atomic_compare_and_swap<SIDI>_1): New.
8372 (atomic_exchange<QHSD>): New.
8373 (cas_cmp_operand, cas_cmp_str): New.
8374 (atomic_op_operand, atomic_op_str): New.
8375 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8376 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8377 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8378 (arm_load_exclusive<NARROW>): New.
8379 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8380 (arm_store_exclusive<QHSD>): New.
8382 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8384 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8385 reload patterns if -mvsx-scalar-memory.
8387 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8388 generated, even -mno-vsx-scalar-double was used.
8389 (vsx_xscvdpsp_scalar): Likewise.
8390 (vsx_xscvspdp_scalar2): Likewise.
8392 2012-01-09 Tom de Vries <tom@codesourcery.com>
8393 Andrew Pinski <apinski@cavium.com>
8396 * reorg.c (fill_slots_from_thread): Don't speculate
8397 frame-related insns.
8399 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8401 * sched-int.h (bb_note): Move to...
8402 * basic-block.h: ...here.
8403 * haifa-sched.c (bb_note): Move to...
8404 * cfgrtl.c: ...here.
8405 * function.c (next_block_for_reg): New function.
8406 (move_insn_for_shrink_wrap): Likewise.
8407 (prepare_shrink_wrap): Rewrite to use the above.
8409 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8411 * gimple.c (is_gimple_non_addressable): Remove.
8412 * gimple.h: Remove is_gimple_non_addressable.
8413 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8414 is_gimple_non_addressable.
8415 * trans-mem.c (expand_assign_tm): Same.
8417 2012-01-09 Richard Guenther <rguenther@suse.de>
8419 PR tree-optimization/51775
8420 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8421 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8423 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8425 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8427 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8429 2012-01-09 Richard Guenther <rguenther@suse.de>
8431 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8433 2012-01-08 Jan Hubicka <jh@suse.cz>
8435 PR tree-optimize/51680
8436 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8437 on when known_vals needs to be computed; cleanup.
8439 2012-01-08 Jan Hubicka <jh@suse.cz>
8441 PR tree-optimize/51694
8442 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8444 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8446 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8447 for -std=c++98 and -std=c++11 too.
8449 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8451 * cfgloop.c (cancel_loop): Add free() of bbs array.
8453 2012-01-07 Jan Hubicka <jh@suse.cz>
8455 PR tree-optimization/51600
8456 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8457 that benefits small functions.
8459 2012-01-07 Jan Hubicka <jh@suse.cz>
8461 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8463 2012-01-07 Jan Hubicka <jh@suse.cz>
8465 PR tree-optimization/51680
8466 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8467 whose inlining reduce unit size.
8469 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8472 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8473 Add canonical node to containing_mem chain after the non-canonical
8474 one, even if there weren't any locs to propagate.
8475 (remove_useless_values): Keep only canonical values.
8476 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8477 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8478 canonicalize mem_chain elements that are not discarded.
8480 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8483 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8484 before emitting functions.
8486 PR gcov-profile/50127
8487 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8488 clear_aux_for_blocks.
8490 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8493 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8495 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8497 * c-decl.c (ext_block): Moved up.
8498 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8500 2012-01-06 Han Shen <shenhan@google.com>
8502 Translate built-in include paths for sysroot.
8503 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8504 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8506 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8507 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8509 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8510 control whether sysroot should be prepended to gxx include dir.
8512 * configure: Regenerate.
8514 2012-01-06 Torvald Riegel <triegel@redhat.com>
8516 PR rtl-optimization/51771
8517 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8518 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8520 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8522 PR tree-optimization/51315
8523 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8524 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8526 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8529 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8530 for shrp pattern. Correctly handle and fixup shift variable.
8531 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8533 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8536 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8537 note when !ACCUMULATE_OUTGOING_ARGS.
8539 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8541 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8543 (extract_range_from_unary_expr_1): Avoid useless computations.
8545 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8547 PR rtl-optimization/51767
8548 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8549 of jump_block and add an extra edge for degenerated asm gotos.
8552 * stmt.c (check_unique_operand_names): Don't ICE during error
8553 reporting if i is from labels chain.
8556 * profile.c (branch_prob): Split bbs that have exit edge
8557 and need a fake entry edge too.
8559 2012-01-05 Jan Hubicka <jh@suse.cz>
8562 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8565 2012-01-05 Richard Guenther <rguenther@suse.de>
8568 * tree-streamer-out.c (write_ts_optimization): New function.
8569 (streamer_write_tree_body): Call it.
8570 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8571 (streamer_read_tree_body): Call it.
8572 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8574 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8577 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8578 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8579 in_cleanup_point_expr before gimplify_stmt call and restore it
8581 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8582 in_cleanup_point_expr is false.
8584 2012-01-05 Richard Guenther <rguenther@suse.de>
8587 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8589 * toplev.c (process_options): Reject combining mudflap and LTO.
8590 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8592 2012-01-05 Richard Guenther <rguenther@suse.de>
8594 PR tree-optimization/51760
8595 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8597 (bit_value_unop): Handle UNDEFINED operands.
8598 (bit_value_binop): Likewise.
8600 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8602 * config/avr/avr.c (avr_replace_prefix): Remove.
8603 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8604 (avr_asm_function_rodata_section): Ditto.
8605 (avr_asm_select_section): Ditto.
8607 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8609 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8612 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8615 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8616 calls that have any non-fake successor edges.
8619 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8621 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8623 PR tree-optimization/51624
8624 * tree-sra.c (build_ref_for_model): When replicating a chain of
8625 COMPONENT_REFs, stop as soon as the offset would become negative.
8627 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8630 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8631 in .debug_loc on the floor.
8633 2012-01-04 Andrew Pinski <apinski@cavium.com>
8635 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8637 2012-01-04 Andrew Pinski <apinski@cavium.com>
8638 Adam Nemet <anemet@caviumnetworks.com>
8640 * config/mips/mips.md (size): Add SI and DI.
8641 (SIZE): New mode attribute.
8642 (U): New code attribute.
8643 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8644 (mips_lbux_<mode>): Delete.
8645 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8646 (mips_lhx): Use gen_mips_lhx_extsi.
8647 (mips_lhx_<mode>): Delete.
8649 (mips_l<size>x): New expand.
8650 (mips_lwx_<mode>): Delete.
8651 (mips_l<GPR:size>x_<P:mode>): New pattern.
8652 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8653 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8654 * config/mips/mips.c (mips_lx_address_p): New function.
8655 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8656 (dsp64): New availability predicate.
8657 (mips_builtins): Add an entry for __builtin_mips_ldx.
8658 * config/mips/mips.h (ISA_HAS_LBX): New define.
8659 (ISA_HAS_LBUX): Likewise.
8660 (ISA_HAS_LHX): Likewise.
8661 (ISA_HAS_LHUX): Likewise.
8662 (ISA_HAS_LWX): Likewise.
8663 (ISA_HAS_LWUX): Likewise.
8664 (ISA_HAS_LDX): Likewise.
8665 * doc/extend.texi (__builtin_mips_ldx): Document.
8667 2012-01-04 Tristan Gingold <gingold@adacore.com>
8669 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8670 when long pointers are used.
8671 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8672 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8673 (ia64-hp-*vms*): Remove.
8674 * config/vms/xm-vms64.h: Delete.
8676 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8679 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8681 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8683 * opts.c (finish_options): Remove duplicate sorry.
8685 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8688 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8691 2012-01-04 Richard Guenther <rguenther@suse.de>
8694 * tree.c (size_low_cst): New function.
8695 * tree.h (size_low_cst): Declare.
8696 * fold-const.c (fold_comparison): Use it to extract the low
8697 part of the POINTER_PLUS_EXPR offset.
8699 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8701 Fix clearing ZERO_REG
8702 * config/avr/avr.md (cc): Add alternative "ldi".
8703 (movqi_insn): Use it in cc attribute.
8704 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8705 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8706 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8708 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8710 * configure: Regenerate.
8712 2012-01-04 Richard Guenther <rguenther@suse.de>
8714 PR tree-optimization/49651
8715 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8716 (var_can_have_subvars): Use it.
8717 (get_constraint_for_1): Only consider subfields if there can be any.
8719 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8722 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8723 to its new canonical_cselib_val and the cselib_val was in
8724 first_containing_mem chain, but the canonical_cselib_val was not,
8725 add the latter into the chain.
8726 (cselib_invalidate_mem): Compare canonical_cselib_val of
8727 addr_list chain elt with v.
8730 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8731 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8733 (output_macinfo_op): Don't ggc_strdup fd->filename.
8734 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8735 then ggc_strdup it. Don't free inc->info or cur->info.
8736 (output_macinfo): Don't free ref->info or file->info.
8738 2012-01-03 Ira Rosen <irar@il.ibm.com>
8740 PR tree-optimization/51269
8741 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8742 first_niters a pointer.
8743 (slpeel_tree_peel_loop_to_edge): Likewise.
8744 (vect_do_peeling_for_loop_bound): Update call to
8745 slpeel_tree_peel_loop_to_edge.
8746 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8747 here. Remove it from the parameters list.
8748 (vect_do_peeling_for_alignment): Update calls and compute
8751 2012-01-03 Richard Guenther <rguenther@suse.de>
8753 PR tree-optimization/51070
8754 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8755 Properly handle calls.
8757 2012-01-03 Richard Guenther <rguenther@suse.de>
8759 PR tree-optimization/51692
8760 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8761 the LHS of allocation stmts.
8763 2012-01-03 Olivier Hainque <hainque@adacore.com>
8765 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8767 2012-01-03 Olivier Hainque <hainque@adacore.com>
8769 * collect2.c (main): In AIX specific computations for vector
8770 insertions, use CONST_CAST2 to cast from char ** to const char **.
8772 2012-01-03 Richard Guenther <rguenther@suse.de>
8775 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8776 the context of a limbo DIE when it does not already exist.
8778 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8780 PR tree-optimization/51719
8781 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8782 but direct call is, clear direct call's lhs and don't add fallthrough
8783 edge from dcall_bb to join_bb and PHIs.
8785 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8787 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8788 the instructions emitted by the pattern.
8789 ("*TDC_insn_<mode>"): Add comment.
8791 2012-01-03 Richard Guenther <rguenther@suse.de>
8794 * fold-const.c (fold_comparison): Properly canonicalize
8795 tree offset and HOST_WIDE_INT bit position.
8797 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8799 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8800 operands for extzv pattern.
8802 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8805 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8808 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8810 * doc/invoke.texi (-flto and related options): Copy-edit.
8812 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8814 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8816 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8818 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8821 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8823 * expr.h (move_by_pieces_ninsns): Declare.
8824 * expr.c (move_by_pieces_ninsns): Make external.
8825 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8826 (mips_store_by_pieces_p): Likewise.
8827 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8828 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8829 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8830 (mips_store_by_pieces_p): Likewise.
8832 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8834 * passes.c (register_one_dump_file): Free full_name.
8836 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8837 (calculate_elim_costs_all_insns): Free offsets_at and
8838 offsets_known_at at the end and clear the pointers.
8840 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8842 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8843 this option introduced in r180739.
8845 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8848 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8849 (tmake_file target=avr): Add avr/t-multilib.
8851 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8852 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8853 * config/avr/genmultilib.awk: New file.
8854 * config/avr/t-multilib: New auto-generated file.
8855 * config/avr/multilib.h: New auto-generated file.
8856 * config/avr/t-avr (AVR_MCUS): New variable.
8857 (genopt.sh): Use it.
8858 (s-mlib): Depend on t-multilib.
8859 (t-multilib, multilib.h): New dependencies.
8860 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8861 (MULTILIB_OPTIONS): Remove.
8862 (MULTILIB_MATCHES): Remove.
8863 (MULTILIB_DIRNAMES): Remove.
8864 (MULTILIB_EXCEPTIONS): Remove:
8865 * config/avr/genopt.sh: Don't use hard coded file name;
8866 pass AVR_MCUS from t-avr instead.
8868 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8870 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8872 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8874 Implement light-weight DImode support.
8875 * config/avr/avr-dimode.md: New file.
8876 * config/avr/avr.md: Include it.
8877 (adjust_len): Add plus64, compare64.
8878 (HIDI): Remove code iterator.
8879 (code_stdname): New code attribute.
8880 (rotx, rotsmode): Remove DI.
8881 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8883 * config/avr/avr-protos.h (avr_have_dimode): New.
8884 (avr_out_plus64, avr_out_compare64): New.
8885 * config/avr/avr.c (avr_out_compare): Handle DImode.
8886 (avr_have_dimode): New variable definition and initialization.
8887 (avr_out_compare64, avr_out_plus64): New functions.
8888 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8889 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8890 (avr_compare_pattern): Skip DImode comparisons.
8892 2012-01-02 Revital Eres <revital.eres@linaro.org>
8894 * ddg.c (def_has_ccmode_p): New function.
8895 (add_cross_iteration_register_deps,
8896 create_ddg_dep_from_intra_loop_link): Call it.
8898 2012-01-02 Richard Guenther <rguenther@suse.de>
8901 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8903 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8905 * gcc.c (process_command): Update copyright notice dates.
8906 * gcov.c (print_version): Likewise.
8907 * gcov-dump.c (print_version): Likewise.
8908 * mips-tfile.c (main): Likewise.
8909 * mips-tdump.c (main): Likewise.
8911 2012-01-01 Ira Rosen <irar@il.ibm.com>
8913 PR tree-optimization/51704
8914 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8915 a use is inside the basic block or loop before accessing its vect info.
8917 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8919 PR rtl-optimization/51069
8920 * cfgloopmanip.c (remove_path): Removing path making irreducible
8921 region unconditional makes BB part of the region.
8923 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8925 PR tree-optimization/51683
8926 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8927 calls with side-effects.
8928 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8930 Copyright (C) 2012 Free Software Foundation, Inc.
8932 Copying and distribution of this file, with or without modification,
8933 are permitted in any medium without royalty provided the copyright
8934 notice and this notice are preserved.