1 2014-02-18 Kai Tietz <ktietz@redhat.com>
5 * config/i386/i386.c (ix86_expand_prologue): Use
6 rax register as displacement for restoring %r10, %rax.
7 Additional fix wrong offset for restoring both-registers.
9 2014-02-18 Eric Botcazou <ebotcazou@adacore.com>
11 * ipa-prop.c (compute_complex_ancestor_jump_func): Replace overzealous
12 assertion with conditional return.
14 2014-02-18 Jakub Jelinek <jakub@redhat.com>
15 Uros Bizjak <ubizjak@gmail.com>
18 * config/i386/driver-i386.c (host_detect_local_cpu): If
19 YMM state is not saved by the OS, also clear has_f16c. Move
20 CPUID 0x80000001 handling before YMM state saving checking.
22 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
24 Backport from mainline
25 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/sse.md (xop_vmfrcz<mode>2): Generate const0 in
28 operands[2], not operands[3].
30 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
32 Backport from mainline
33 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
34 Uros Bizjak <ubizjak@gmail.com>
37 * configure.ac (HAVE_AS_GOTOFF_IN_DATA): Pass --32 to GNU assembler.
39 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
41 * doc/invoke.texi: Fix thinko introduced by previous revision.
43 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
45 Backport from mainline.
46 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
49 * doc/invoke.texi (-march): Clarify documentation for ARM.
53 2014-02-04 Uros Bizjak <ubizjak@gmail.com>
55 Backport from mainline
56 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
59 * config/i386/i386.c (classify_argument): Fix handling of bit_offset
60 when calculating size of integer atomic types.
62 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
64 Backport from mainline
65 2014-01-30 Jakub Jelinek <jakub@redhat.com>
67 * config/i386/f16cintrin.h (_cvtsh_ss): Avoid -Wnarrowing warning.
69 2014-01-31 Richard Henderson <rth@redhat.com>
72 * tree-eh.c (lower_try_finally_switch): Delay lowering finally block
73 until after else_eh is processed.
75 2014-01-29 Markus Trippelsdorf <markus@trippelsdorf.de>
77 Backport from mainline
78 2012-12-13 Jakub Jelinek <jakub@redhat.com>
81 * coverage.c (coverage_obj_init): Return false if no functions
84 2014-01-25 Walter Lee <walt@tilera.com>
86 Backport from mainline
87 2014-01-25 Walter Lee <walt@tilera.com>
89 * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
90 avoid clobbering a live register.
92 2014-01-25 Walter Lee <walt@tilera.com>
94 Backport from mainline
95 2014-01-25 Walter Lee <walt@tilera.com>
97 * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
98 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
99 * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
100 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.
102 2014-01-25 Walter Lee <walt@tilera.com>
104 Backport from mainline
105 2014-01-25 Walter Lee <walt@tilera.com>
107 * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
108 insns before bundling.
109 * config/tilegx/tilegx.md (tile_network_barrier): Update comment.
111 2014-01-25 Walter Lee <walt@tilera.com>
113 Backport from mainline
114 2014-01-25 Walter Lee <walt@tilera.com>
116 * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
117 PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
118 * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.
120 2014-01-25 Walter Lee <walt@tilera.com>
122 Backport from mainline
123 2014-01-25 Walter Lee <walt@tilera.com>
125 * config/tilepro/tilepro.md (ctzdi2): Use register_operand predicate.
129 2014-01-25 Walter Lee <walt@tilera.com>
131 Backport from mainline
132 2014-01-25 Walter Lee <walt@tilera.com>
134 * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
135 (TARGET_EXPAND_TO_RTL_HOOK): Define.
137 2014-01-22 Uros Bizjak <ubizjak@gmail.com>
138 Jakub Jelinek <jakub@redhat.com>
141 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
142 for SImode_address_operand operands. Return false
143 if operands[1] is a REG.
145 2014-01-21 Andrey Belevantsev <abel@ispras.ru>
147 Backport from mainline
148 2013-12-23 Andrey Belevantsev <abel@ispras.ru>
150 PR rtl-optimization/57422
151 * sel-sched.c (mark_unavailable_hard_regs): Fix typo when calling
154 2014-01-19 John David Anglin <danglin@gcc.gnu.org>
156 * config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
157 long non-pic millicode calls.
159 2014-01-17 John David Anglin <danglin@gcc.gnu.org>
161 * config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
162 call to $$dyncall when TARGET_LONG_CALLS is true.
164 2014-01-17 Charles Baylis <charles.baylis@linaro.org>
166 Backport from mainline
167 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
170 * config/arm/arm-ldmstm.ml: Use low_register_operand for Thumb
172 * config/arm/ldmstm.md: Regenerate.
174 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
177 * config/arm/predicates.md (arm_hard_general_register_operand):
179 (arm_hard_register_operand): Remove.
180 * config/arm/arm-ldmstm.ml: Use arm_hard_general_register_operand
182 * config/arm/ldmstm.md: Regenerate.
184 2014-01-16 Jakub Jelinek <jakub@redhat.com>
187 * config/i386/i386.c (ix86_expand_builtin): If target doesn't
188 satisfy operand 0 predicate for gathers, use a new pseudo as
191 2014-01-16 Richard Henderson <rth@redhat.com>
194 * reginfo.c (global_regs_decl): Globalize.
195 * rtl.h (global_regs_decl): Declare.
196 * ira.c (do_reload): Diagnose frame_pointer_needed and it
197 reserved via global_regs.
199 2014-01-16 Marek Polacek <polacek@redhat.com>
201 Backport from mainline
202 2014-01-16 Marek Polacek <polacek@redhat.com>
205 * gimple-low.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
206 it is error_mark_node.
208 2014-01-14 Uros Bizjak <ubizjak@gmail.com>
211 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
213 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
214 from prefetch_block tune setting.
216 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
218 PR rtl-optimization/54300
219 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
220 outputs in a single-set are killed from the value chains.
222 2014-01-10 Huacai Chen <chenhc@lemote.com>
224 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
225 kernel strings for Loongson-2E/2F/3A.
227 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
229 Backport from mainline
230 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
232 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
233 from prefetch_block tune setting.
234 (nocona_cost): Correct size of prefetch block to 64.
236 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
238 * doc/invoke.texi (output file options): Add missing markers.
240 2013-12-11 Kai Tietz <ktietz@redhat.com>
243 * config/i386/i386.c (ix86_expand_prologue): plus_constant
244 takes no mode-argument.
246 2013-12-10 Kai Tietz <ktietz@redhat.com>
249 * config/i386/i386.c (ix86_expand_prologue): Address saved
250 registers stack-relative, not via frame-pointer.
252 2013-12-03 Marek Polacek <polacek@redhat.com>
254 Backport from mainline
255 2013-12-03 Marek Polacek <polacek@redhat.com>
258 * c-decl.c (build_compound_literal): Allow compound literals with
261 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
263 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
266 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
268 Backport from mainline
269 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
272 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
273 Declare as MULTI_ARG_1_SF instruction.
274 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
275 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
276 from *xop_vmfrcz_<mode>.
277 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
278 to merge scalar result with __A.
279 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
282 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
284 Backport from mainline
285 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
287 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
288 ix86_address_subreg_operand. Move subreg checks to
289 ix86_validate_address_register. Move address override check to
290 ix86_legitimate_address_p.
291 (ix86_validate_address_register): New function.
292 (ix86_legitimate_address_p): Call ix86_validate_address_register
293 to validate base and index registers. Add address override check
294 from ix86_decompose_address.
295 (ix86_decompose_address): Remove.
297 Backport from mainline
298 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
301 * config/i386/i386.c (ix86_address_subreg_operand): Do not
302 reject non-integer subregs.
303 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
304 Move check for invalid x32 constant addresses ...
305 (ix86_legitimate_address_p): ... here.
307 Bacport from mainline
308 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
310 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
311 addresses only when %reg is not in word mode.
313 2013-11-10 Karlson2k <k2k@narod.ru>
314 Kai Tietz <ktietz@redhat.com>
318 * configure.ac: Adding for exported symbols check
319 and for rdynamic-check executable-extension.
320 * configure: Regenerated.
322 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
325 * config/i386/i386.md (push peepholer/splitter): Use Pmode
326 with stack_pointer_rtx.
328 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
330 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
332 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
334 Backport from mainline
335 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
338 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
339 Remove CCCmode handling.
340 <case LTU>: Return 'c' suffix for CCCmode.
341 <case GEU>: Return 'nc' suffix for CCCmode.
342 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
343 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
344 (*sub<mode>3_cc_overflow): Ditto.
345 (*subsi3_zext_cc_overflow): Ditto.
347 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
349 Backport from mainline
350 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
353 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
354 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
355 and SI_REG for 64bit SYSV ABI targets.
357 2013-10-25 Richard Henderson <rth@twiddle.net>
360 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
361 instead of create_convert_operand_to.
362 (maybe_emit_sync_lock_test_and_set): Likewise.
363 (expand_atomic_compare_and_swap): Likewise.
364 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
366 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
368 PR rtl-optimization/58831
369 * alias.c (init_alias_analysis): At the beginning of each iteration,
370 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
372 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
374 * recog.c (search_ofs): New static variable moved from...
375 (peep2_find_free_register): ...here.
376 (peephole2_optimize): Initialize it.
378 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
380 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
382 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
384 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
385 assignment statements.
387 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
389 * config/pa/pa.md: In "scc" insn patterns, change output template to
390 handle const0_rtx in reg_or_0_operand operands.
392 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
393 Paolo Carlini <paolo.carlini@oracle.com>
396 * doc/implement-cxx.texi: Fix references to the C++ standards.
398 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
401 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
404 2013-09-12 Terry Guo <terry.guo@arm.com>
406 Backport from mainline
407 2012-09-17 Richard Guenther <rguenther@suse.de>
410 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
411 FIXED_VALUE_TYPE instead of struct fixed_value.
413 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
416 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
417 support conditional execution.
418 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
420 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
422 Backport from mainline
423 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
425 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
426 "cmp" RTX before signed_comparison_operator check to account
429 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
431 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
433 2013-09-01 Iain Sandoe <iain@codesourcery.com>
436 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
438 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
439 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
440 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
442 * doc/tm.texi: Regenerate.
443 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
445 * config/darwin-c.c: Include target.h.
446 (darwin_objc_declare_unresolved_class_reference): New function.
447 (darwin_objc_declare_class_definition): New function.
448 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
449 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
451 2013-09-01 Iain Sandoe <iain@codesourcery.com>
453 Backport from mainline:
454 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
456 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
457 it is not needed after split.
459 2013-07-20 Iain Sandoe <iain@codesourcery.com>
462 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
463 second label for nonlocal goto receivers. Don't output pic base labels
464 unless we're producing PIC; mark that action unreachable().
465 (ix86_save_reg): If the function contains a nonlocal label, save the
467 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
468 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
469 (update_pic_label_number_if_needed): New.
470 (machopic_output_function_base_name): Adjust for nonlocal receiver
472 (machopic_should_output_picbase_label): New.
473 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
474 (nonlocal_goto_receiver): New insn and split.
476 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
478 Backport from mainline
479 2013-08-27 Christian Widmer <shadow@umbrox.de>
482 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
483 of Ivy Bridge processors.
485 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
488 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
489 suggested mode for the assignment isn't compatible with the
492 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
494 Backport from mainline
495 2013-08-12 Perez Read <netfirewall@gmail.com>
498 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
499 operand 0 for intel asm alternative.
500 (*movabs<mode>_2): Ditto for operand 1.
502 2013-08-13 Marek Polacek <polacek@redhat.com>
505 2013-0813 Marek Polacek <polacek@redhat.com>
506 Jakub Jelinek <jakub@redhat.com>
508 PR tree-optimization/57980
509 * tree-tailcall.c (process_assignment): Return false
510 when not dealing with integers or floats.
512 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
514 Backport from mainline
515 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
517 * collect2-aix.h: Define F_LOADONLY.
519 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
521 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
522 the implied StoreLoad barrier for atomic operations if before.
524 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
526 Backport from 2013-07-11 trunk r200901.
529 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
530 name seen by assembler/linker if available.
532 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
534 Backport from 2013-07-10 trunk r200872.
537 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
540 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
542 Backport from mainline
543 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
545 * config/i386/sse.md (sse_movlhps): Change alternative 3
548 2013-07-09 Joseph Myers <joseph@codesourcery.com>
550 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
551 adjust register size for TDmode and TFmode for VSX registers.
553 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
555 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
557 2013-07-08 Jakub Jelinek <jakub@redhat.com>
559 PR rtl-optimization/57829
560 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
561 mask bits outside of mode are just sign-extension from mode to HWI.
563 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
565 Backport from mainline
566 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
569 * config/i386/i386.c (construct_container): Report error if
570 long double is used with disabled x87 float returns.
572 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
574 Backport from mainline
575 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
578 * collect2.c (collect_atexit): New.
579 (collect_exit): Delete.
580 (main): Register collect_atexit with atexit.
581 (collect_wait): Change collect_exit to exit.
583 * collect2.h (collect_exit): Delete.
584 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
586 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
588 Backport from mainline
589 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
591 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
592 cmp_code to construct REG_EQUAL note.
594 Backport from mainline
595 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
597 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
598 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
600 Backport from mainline
601 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
604 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
605 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
606 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
608 2013-06-09 Jakub Jelinek <jakub@redhat.com>
611 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
612 that operands[2] doesn't overlap with operands[0].
614 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
617 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
618 for non-sse2 targets. Simplify mode attribute calculation.
620 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
622 Backport from mainline
623 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
625 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
626 cache parameters using detect_caches_amd also for CYRIX,
627 NSC and TM2 signatures.
629 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
630 Dzianis Kahanovich <mahatma@eu.by>
634 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
635 VIA/Centaur processors and determine their cache parameters
636 using detect_caches_amd.
638 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
640 * config/i386/i386.c (ix86_option_override_internal): Add
641 PTA_POPCNT to corei7 entry.
643 2013-05-14 Richard Biener <rguenther@suse.de>
645 PR gcov-profile/57269
646 Backport from mainline
647 2012-06-30 Nathan Sidwell <nathan@acm.org>
649 * coverage.c (coverage_init): Read counts file before writing
652 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
655 Backport from mainline
656 2013-01-22 Jakub Jelinek <jakub@redhat.com>
659 * config/i386/i386.md (UNSPEC_STOS): New.
660 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
661 *strsetqi_1): Add UNSPEC_STOS.
663 2013-05-10 Joey Ye <joey.ye@arm.com>
665 Backport from mainline
666 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
669 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
671 (thumb1_extendhisi2): Reduce Thumb pool range.
672 (arm_movdi): Likewise.
673 (thumb1_movdi_insn): Likewise.
674 (thumb1_movsi_insn): Likewise.
675 (pic_load_addr_unified): Likewise.
676 (pic_load_addr_32bit): Likewise.
677 (pic_load_addr_thumb1): Likewise.
678 (thumb1_movhf): Likewise.
679 (arm_movsf_soft_insn): Likewise.
680 (thumb1_movsf_soft_insn): Likewise.
681 (movdf_soft_insn): Likewise.
682 (thumb1_movdf_soft_insn): Likewise.
683 * config/arm/neon.md (*neon_mov<mode>): Likewise.
684 (*neon_mov<mode>): Likwise.
685 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
686 (*thumb2_movhi_insn): Likewise.
687 (*thumb2_extendqisi_v6): Likewise.
688 (*thumb2_zero_extendqisi_v6): Likewise.
689 (*thumb2_zero_extendqisi2_v6): Likewise.
690 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
691 (*movdi_vfp): Likewise.
692 (*movdi_vfp_cortexa8): Likewise.
693 (*thumb2_movsf_vfp): Likewise.
694 (*thumb2_movdf_vfp): Likewise.
696 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
698 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
699 Add mthumb/march=armv7-a multilib.
700 Add mthumb/march=armv7-r multilib.
701 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
703 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
706 * config/v850/t-rtems: Add more multilibs.
708 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
711 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
714 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
715 to save TFmode registers and DImode to save TImode registers for
716 caller save operations.
717 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
718 mark being partially clobbered since they only use the first
721 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
722 and TDmode only use the upper 64-bits of each VSX register.
724 2013-05-03 Marek Polacek <polacek@redhat.com>
726 Backport from mainline
727 2013-04-25 Marek Polacek <polacek@redhat.com>
729 PR tree-optimization/57066
730 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
732 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
734 Backport from mainline
735 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
738 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
740 (*zero_extendsidi2): Ditto.
742 Backport from mainline
743 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
746 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
748 2013-04-29 Christian Bruel <christian.bruel@st.com>
751 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
753 2013-04-27 Jakub Jelinek <jakub@redhat.com>
756 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
757 the immediate rotate count.
759 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
761 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
763 2013-04-19 Matthias Klose <doko@ubuntu.com>
767 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
769 Backport from mainline
770 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
771 Alexander Monakov <amonakov@ispras.ru>
774 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
775 flush pending lists also on non-jumps. Adjust comment.
778 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
780 * sched-deps.c (add_dependence_list_and_free): Simplify.
781 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
782 lists when add_dependence_list_and_free doesn't free them.
784 2013-04-19 Marek Polacek <polacek@redhat.com>
786 Backport from mainline
787 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
788 Jakub Jelinek <jakub@redhat.com>
790 PR tree-optimization/48189
791 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
792 If nitercst is 0, don't predict the exit edge.
794 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
796 Backport from mainline
797 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
798 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
800 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
803 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
805 * doc/tm.texi: Update.
806 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
807 * target.def (force_at_comp_dir): New hook.
808 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
809 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
811 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
814 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
815 (S_MODES): Set H_MODE bit.
816 (SF_MODES): Set only S_MODE and SF_MODE bits.
817 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
818 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
819 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
820 <MODE_FLOAT>: Likewise.
822 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
824 Backport from mainline:
825 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
828 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
829 nuses, make sure we have a label.
831 2013-04-11 Richard Biener <rguenther@suse.de>
833 * BASE-VER: Set to 4.7.4.
834 * DEV-PHASE: Set to prerelease.
836 2013-04-11 Release Manager
838 * GCC 4.7.3 released.
840 2013-04-10 David S. Miller <davem@davemloft.net>
842 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
845 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
849 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
851 Backport from mainline
852 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
853 Alexander Monakov <amonakov@ispras.ru>
856 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
857 flush pending lists also on non-jumps. Adjust comment.
859 2013-04-03 Richard Biener <rguenther@suse.de>
861 PR tree-optimization/56501
862 * tree-switch-conversion.c (check_process_case): Properly
863 handle !single_succ_p case.
865 2013-04-03 Jakub Jelinek <jakub@redhat.com>
867 Backported from mainline
868 2013-03-06 Jakub Jelinek <jakub@redhat.com>
870 PR tree-optimization/56539
871 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
872 instead of GSI_CONTINUE_LINKING as last argument to
873 force_gimple_operand_gsi. Adjust function comment.
875 2013-03-05 Jakub Jelinek <jakub@redhat.com>
878 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
879 (avoid_complex_debug_insns): New function.
880 (expand_debug_locations): Call it.
882 2013-04-02 Wei Mi <wmi@google.com>
884 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
885 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
886 *<rotate_insn><mode>3_mask in i386.md.
888 2013-04-02 Richard Biener <rguenther@suse.de>
891 Backport from mainline
892 2012-05-16 Richard Guenther <rguenther@suse.de>
894 * tree-inline.c (declare_return_variable): Properly handle
895 DECL_BY_REFERENCE return vars in SSA form.
897 2013-04-01 Wei Mi <wmi@google.com>
899 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
900 Truncate operand 2 using %b asm operand modifier.
901 (*<shift_insn><mode>3_mask): Ditto.
902 (*<rotate_insn><mode>3_mask): Ditto.
904 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
906 * config/i386/i386.md (*movsf_internal): Change type of
907 alternatives 3,4 to imov.
909 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
911 Backport from mainline
912 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
915 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
916 when the may_trap_p bit of the exprs being merged differs.
917 Reorder tests for speculativeness in the logical and operator.
919 Backport from mainline
920 2013-03-05 Jakub Jelinek <jakub@redhat.com>
923 * sel-sched-ir.c (free_sched_pools): Release
924 succs_info_pool.stack[succs_info_pool.max_top] vectors too
925 if succs_info_pool.max_top isn't -1.
927 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
929 Backport from mainline
930 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
933 * sel-sched.c: Include ira.h.
934 (implicit_clobber_conflict_p): New function.
935 (moveup_expr): Use it.
936 * Makefile.in (sel-sched.o): Depend on ira.h.
938 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
940 Backport from mainline
941 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
942 Alexander Monakov <amonakov@ispras.ru>
945 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
946 flush pending lists also on non-jumps. Adjust comment.
948 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
950 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
951 * doc/extend.texi (Named Address Spaces): Ditto.
952 (Variable Attributes): Ditto.
954 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
956 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
957 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
960 2013-03-27 Walter Lee <walt@tilera.com>
962 Backport from mainline:
963 2013-03-27 Walter Lee <walt@tilera.com>
965 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
966 double-decrement of next_scratch_regno.
968 2013-03-27 Walter Lee <walt@tilera.com>
970 Backport from mainline:
971 2013-03-27 Walter Lee <walt@tilera.com>
973 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
975 (insn_v1mulus): Ditto.
976 (insn_v2muls): Ditto.
978 2013-03-27 Walter Lee <walt@tilera.com>
980 Backport from mainline:
981 2013-03-27 Walter Lee <walt@tilera.com>
983 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
985 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
987 2013-03-27 Walter Lee <walt@tilera.com>
989 Backport from mainline:
990 2013-03-27 Walter Lee <walt@tilera.com>
992 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
994 (*sibcall_value): Ditto.
996 2013-03-27 Walter Lee <walt@tilera.com>
998 Backport from mainline:
999 2013-03-27 Walter Lee <walt@tilera.com>
1001 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
1002 (insn_mnz_v8qi): ... this ...
1003 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
1005 (insn_v<n>mnz): Replaced by ...
1006 (insn_v1mnz): ... this ...
1007 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
1009 (insn_mz_<mode>): Replaced by ...
1010 (insn_mz_v8qi): ... this ...
1011 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
1013 (insn_v<n>mz): Replaced by ...
1014 (insn_v1mz): ... this ...
1015 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
1018 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
1020 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
1022 2013-03-26 Richard Biener <rguenther@suse.de>
1024 Backport from mainline:
1025 2013-03-13 Richard Biener <rguenther@suse.de>
1027 PR tree-optimization/56608
1028 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
1029 calls when vectorizing basic-blocks.
1031 2013-03-05 Richard Biener <rguenther@suse.de>
1033 PR tree-optimization/56270
1034 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
1035 of loads after scheduling an SLP instance.
1037 2013-03-26 Walter Lee <walt@tilera.com>
1039 Backport from mainline:
1040 2013-03-26 Walter Lee <walt@tilera.com>
1042 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
1043 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
1045 2013-03-26 Walter Lee <walt@tilera.com>
1047 Backport from mainline:
1048 2013-03-25 Walter Lee <walt@tilera.com>
1050 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
1051 TILEGX_INSN_SHUFFLEBYTES1.
1052 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
1054 (tilegx_builtins): Ditto.
1055 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
1057 2013-03-26 Walter Lee <walt@tilera.com>
1059 Backport from mainline:
1060 2013-03-25 Walter Lee <walt@tilera.com>
1062 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
1063 tests for constraint J, K, N, P.
1065 2013-03-26 Walter Lee <walt@tilera.com>
1067 Backport from mainline:
1068 2013-03-25 Walter Lee <walt@tilera.com>
1070 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
1071 Use indirect/pcrel encoding.
1072 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
1075 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1077 Backport from mainline:
1078 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
1079 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1082 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1083 (musermode): Convert to Var(TARGET_USERMODE).
1084 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1085 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1086 * config/sh/sh.c (sh_option_override): Use
1087 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1088 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1090 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1092 (udivsi3_i4_single, divsi3_i4_single): Use
1093 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1094 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1095 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1096 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1097 (SUBTARGET_OVERRIDE_OPTIONS): New.
1099 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1101 Backport from mainline:
1102 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1104 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1105 to m2a-single instead of m2e.
1107 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1110 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
1113 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1116 * config/i386/i386.c (init_cumulative_args): Also set
1117 cum->callee_return_avx256_p.
1118 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
1119 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
1121 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
1122 callee_return_avx256_p.
1124 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1126 Backport from mainline:
1127 2012-12-04 Ian Lance Taylor <iant@google.com>
1129 * godump.c (find_dummy_types): Output a dummy type if we couldn't
1130 output the real type.
1132 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
1135 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
1136 (PLUS_EXPR): Likewise.
1137 * doc/cppopts.texi (--help): Likewise.
1138 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
1139 (-fdump-rtl-cprop_hardreg): Likewise.
1140 (-fdump-rtl-csa): Likewise.
1141 (-fdump-rtl-dce): Likewise.
1142 (-fdump-rtl-dbr): Likewise.
1143 (-fdump-rtl-into_cfglayout): Likewise.
1144 (-fdump-rtl-outof_cfglayout): Likewise.
1146 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
1149 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
1150 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1153 2013-03-14 Seth LaForge <sethml@google.com>
1156 Backport from mainline
1157 2012-10-22 Julian Brown <julian@codesourcery.com>
1159 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1160 VFP D registers in big-endian mode.
1162 2013-03-08 Joey Ye <joey.ye@arm.com>
1164 Backport from mainline
1165 2013-03-06 Joey Ye <joey.ye@arm.com>
1168 * gcc.c (convert_white_space): New function.
1169 (main): Handles white space in function name.
1171 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1173 Backport from mainline
1174 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1177 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
1178 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
1179 to SH_DIV_CALL_TABLE for TARGET_SH2.
1180 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
1182 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
1183 mdiv= call-div1, call-fp, call-table options.
1185 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
1187 * config.gcc (arm*-*-rtemself*): New.
1188 (arm*-*-rtems*): Removed.
1189 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1190 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1192 2013-03-01 Richard Biener <rguenther@suse.de>
1194 Backport from mainline
1195 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
1197 PR tree-optimization/55481
1198 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
1199 back to general rewriting if we cannot leave an original biv
1202 2013-03-01 Richard Biener <rguenther@suse.de>
1204 Backport from mainline
1205 2012-04-10 Richard Guenther <rguenther@suse.de>
1208 * gimple-low.c (gimple_check_call_args): Properly account for
1209 compatible aggregate types.
1211 2013-02-26 Nick Clifton <nickc@redhat.com>
1214 Import this patch from the mainline:
1216 2012-08-17 Nick Clifton <nickc@redhat.com>
1218 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1219 (branch_true): Likewise.
1220 (branch_false): Likewise.
1222 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1224 PR tree-optimization/56443
1225 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1226 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1227 to type_for_mode langhook.
1229 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1232 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1235 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1237 Backported from mainline
1238 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1240 PR tree-optimization/56350
1241 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1242 if haven't found reduction or nested cycle operand, rather than
1243 asserting we must find it.
1245 PR tree-optimization/56381
1246 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1249 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1251 PR tree-optimization/56250
1252 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1253 if type is unsigned and code isn't MULT_EXPR.
1255 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1258 * omp-low.c (use_pointer_for_field): Return false if
1259 lower_send_shared_vars doesn't generate any copy-out code.
1261 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1263 PR tree-optimization/55110
1264 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1265 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1267 2013-02-18 Richard Biener <rguenther@suse.de>
1270 2013-02-04 Richard Biener <rguenther@suse.de>
1272 Backport from mainline
1273 2012-07-04 Richard Guenther <rguenther@suse.de>
1275 PR tree-optimization/53844
1276 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1277 the loop virtual PHI.
1279 2013-02-13 David S. Miller <davem@davemloft.net>
1281 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1283 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1285 Backport from mainline
1286 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1288 PR rtl-optimization/56275
1289 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1290 offset is non-negative and less than cmode size before
1291 calling simplify_subreg.
1293 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1295 Backport from mainline
1296 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1298 * config/i386/sse.md (FMAMODEM): New mode iterator.
1299 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1300 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1302 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1304 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1305 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1306 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1308 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1310 Backport from mainline
1311 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1314 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1315 If there is no implicit builtin declaration, just return NULL.
1317 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1318 Michael Meissner <meissner@linux.vnet.ibm.com>
1320 Backport from mainline
1321 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1322 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1324 2013-02-07 David S. Miller <davem@davemloft.net>
1326 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1328 * var-tracking.c (vt_add_function_parameter): Test the presence of
1329 HAVE_window_save properly and do not remap argument registers when
1330 we have a leaf function.
1332 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1334 Backport from mainline
1335 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1338 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1340 * config/i386/i386.c (ix86_print_operand): Ditto.
1342 2013-02-07 Alan Modra <amodra@gmail.com>
1345 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1346 static chain, set REST_INLINE_FPRS too.
1348 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1350 Backport from mainline
1351 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1353 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1354 * configure: Regenerate.
1356 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1358 Backport from mainline
1359 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1360 Andrew Dixie <andrewd@gentrack.com>
1362 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1365 2013-02-05 Richard Biener <rguenther@suse.de>
1367 Backport from mainline
1368 2012-12-10 Richard Biener <rguenther@suse.de>
1370 PR tree-optimization/55107
1371 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1372 (bitmap_set_replace_value): Add gcc_unreachable.
1373 (do_regular_insertion): Re-write all_same handling. Insert
1374 an assignment instead of a PHI in this case.
1375 (execute_pre): Do not record constified events.
1377 2013-02-05 Richard Biener <rguenther@suse.de>
1379 PR tree-optimization/54767
1380 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1381 backedges drop all symbolical range information.
1382 (execute_vrp): Compute backedges.
1384 2013-02-04 Richard Biener <rguenther@suse.de>
1386 Backport from mainline
1387 2012-01-11 Richard Guenther <rguenther@suse.de>
1389 PR tree-optimization/44061
1390 * tree-vrp.c (extract_range_basic): Compute zero as
1391 value-range for __builtin_constant_p of function parameters.
1393 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1396 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1398 2013-02-04 Richard Biener <rguenther@suse.de>
1400 Backport from mainline
1401 2012-07-04 Richard Guenther <rguenther@suse.de>
1403 PR tree-optimization/53844
1404 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1405 the loop virtual PHI.
1407 2012-12-13 Richard Biener <rguenther@suse.de>
1410 * tree-streamer.c (record_common_node): Check that we are not
1411 recursively pre-loading nodes we want to skip. Handle
1412 char_type_node appearing as part of va_list_type_node.
1414 2013-02-04 Richard Biener <rguenther@suse.de>
1417 * gimple.h (gimple_call_builtin_class_p): New function.
1418 * gimple.c (validate_call): New function.
1419 (gimple_call_builtin_class_p): Likewise.
1420 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1421 Use gimple_call_builtin_class_p.
1422 (find_func_clobbers): Likewise.
1423 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1424 (strlen_optimize_stmt): Likewise.
1426 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1428 Backported from mainline
1429 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1431 PR tree-optimization/56125
1432 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1433 pow(x,c) into sqrt(x) * powi(x, n/2) or
1434 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1435 optimizing for size.
1436 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1437 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1440 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1442 PR tree-optimization/56098
1443 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1444 for stmts with volatile ops.
1445 (cond_store_replacement): Don't optimize if assign has volatile ops.
1446 (cond_if_else_store_replacement_1): Don't optimize if either
1447 then_assign or else_assign have volatile ops.
1449 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1452 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1453 instead of cmpdi_operand for first comparison operand.
1454 Don't assert that comparison operands aren't both constants.
1456 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1458 PR tree-optimization/56051
1459 * fold-const.c (fold_binary_loc): Don't fold
1460 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1461 a narrowing conversion, or widening conversion from signed
1464 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1467 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1468 the case where writing real complex part of target modifies
1471 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1474 * function.c (thread_prologue_and_epilogue_insns): Always
1475 add crtl->drap_reg to set_up_by_prologue.set, even if
1476 stack_realign_drap is false.
1478 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1480 PR tree-optimization/55921
1481 * tree-complex.c (expand_complex_asm): New function.
1482 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1484 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1486 PR rtl-optimization/55838
1487 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1488 iv0.step, iv1.step and step.
1490 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1493 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1494 * gimple-low.c: Include langhooks.c.
1495 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1496 by default call lang_hooks.block_may_fallthru.
1497 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1499 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1500 (LANG_HOOKS_INITIALIZER): Use it.
1502 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1505 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1506 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1507 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1508 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1509 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1511 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1513 PR tree-optimization/55236
1514 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1515 and signed ARG0_TYPE, force low and high to be non-NULL.
1517 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1519 PR rtl-optimization/54127
1520 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1521 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1522 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1523 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1524 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1526 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1528 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1529 range isn't testing for zero.
1531 2013-01-29 Richard Biener <rguenther@suse.de>
1533 PR tree-optimization/56113
1534 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1536 (label_visit): Free duplicate bitmaps and record the leader instead.
1537 (perform_var_substitution): Adjust.
1539 2013-01-28 Serowk <serowk@yandex.ru>
1542 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1543 Fix mode checks to allow for the passing of constants in the
1545 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1546 Add entries in the switch statement for builtin iwmmxt vector
1547 shift and rotate builtins.
1549 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1551 Backport from mainline
1552 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1555 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1556 operand 0 in movabs insn template for -masm=intel asm alternative.
1557 (*movabs<mode>_2): Ditto for operand 1.
1559 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1561 Backport from mainline
1562 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1565 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1566 alternative to (o,r).
1567 (*movdi_internal_rex64): Remove (!o,n) alternative.
1568 (DImode immediate->memory splitter): Remove.
1569 (DImode immediate->memory peephole2): Remove.
1570 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1571 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1572 alternative to (!o,*r).
1573 (*movtf_internal_sse): New pattern.
1574 (*movxf_internal_rex64): New pattern.
1575 (*movxf_internal): Disable for TARGET_64BIT.
1576 (*movdf_internal_rex64): Remove (!o,F) alternative.
1578 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1580 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1581 involving stack registers slightly.
1583 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1585 * config/i386/constraints.md (Yf): New constraint.
1586 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1587 of f constraint to conditionaly disable x87 register preferences.
1588 (*movdf_internal): Ditto.
1589 (*movsf_internal): Ditto.
1591 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1593 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1594 (*movtf_internal_rex64): Add (!o,C) alternative
1595 (*movxf_internal_rex64): Ditto.
1596 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1598 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1600 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1602 2013-01-24 Martin Jambor <mjambor@suse.cz>
1604 Backport from mainline
1605 2013-01-04 Martin Jambor <mjambor@suse.cz>
1607 PR tree-optimization/55755
1608 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1609 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1611 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1613 Backport from mainline
1614 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1618 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1620 PR rtl-optimization/56023
1621 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1622 dependent on debug instruction.
1624 2013-01-21 Martin Jambor <mjambor@suse.cz>
1626 Backport from mainline
1627 2013-01-17 Martin Jambor <mjambor@suse.cz>
1629 PR tree-optimizations/55264
1630 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1631 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1632 for virtual functions.
1633 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1634 for virtual methods.
1635 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1636 virtual methods before inlining is over.
1638 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1640 Backport from mainline
1641 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1644 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1645 store through atomic_store<mode>_1.
1646 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1648 2013-01-16 Richard Biener <rguenther@suse.de>
1651 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1652 account for bitpos when computing alignment.
1654 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1656 Backport from 2013-01-14 trunk r195169.
1659 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1660 etc. to 1 and not to __flash.
1661 Use LL suffix for __INT24_MAX__ with -mint8.
1662 Use ULL suffix for __UINT24_MAX__ with -mint8.
1664 2013-01-14 Matthias Klose <doko@ubuntu.com>
1666 * doc/invoke.texi: Document -print-multiarch.
1667 * doc/install.texi: Document --enable-multiarch.
1668 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1669 * configure.ac: Add --enable-multiarch option.
1670 Substitute with_cpu, with_float.
1671 * configure: Regenerate.
1672 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1673 enable_multiarch, with_cpu, with_float: New macros.
1674 if_multiarch: New macro, define in terms of enable_multiarch.
1675 * genmultilib: Add new argument for the multiarch name.
1676 * gcc.c (multiarch_dir): Define.
1677 (for_each_path): Search for multiarch suffixes.
1678 (driver_handle_option): Handle multiarch option.
1679 (do_spec_1): Pass -imultiarch if defined.
1680 (main): Print multiarch.
1681 (set_multilib_dir): Separate multilib and multiarch names
1682 from multilib_select.
1683 (print_multilib_info): Ignore multiarch names in multilib_select.
1684 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1685 * cppdefault.h (default_include): Document multiarch in multilib
1687 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1688 include directory for multiarch directories.
1689 * common.opt: New options --print-multiarch and -imultilib.
1691 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1692 Include i386/t-linux.
1693 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1694 Include i386/t-kfreebsd.
1695 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1696 * config/i386/t-linux64: Add multiarch names in
1697 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1698 * config/i386/t-gnu: New file.
1699 * config/i386/t-kfreebsd: Likewise.
1700 * config/i386/t-linux: Likewise.
1702 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1703 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1704 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1705 for 32bit non-biarch configurations.
1707 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1708 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1711 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1713 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1715 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1716 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1717 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1719 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1720 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1721 Include rs6000/t-linux for 32bit non-biarch configurations.
1723 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1725 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1727 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1728 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1730 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1731 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1733 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1735 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1736 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1737 (vect_estimate_min_profitable_iter): Adjust to above fix.
1738 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1740 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1742 Backport from mainline
1743 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1745 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1746 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1747 documentation. Add missing '__' in front of
1748 __builtin_ia32_packssdw256.
1750 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1752 Backport from mainline
1753 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1755 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1756 attribute of movddup insn to DF.
1757 (*vec_interleave_lowv2df): Ditto.
1758 (vec_dupv2df): Ditto.
1760 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1762 Backport from 2013-01-07 trunk r194991, r194992.
1765 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1768 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1769 (avr_addrspace_t): Add .section_name field.
1770 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1772 (avr_addrspace): Same. Initialize .section_name. Remove last
1773 NULL entry. Put __memx into .progmemx.data.
1774 (progmem_section_prefix): Remove.
1775 (avr_asm_init_sections): No need to initialize progmem_section.
1776 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1777 section name prefix.
1778 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1779 retrieve the progmem section.
1780 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1781 boundary to run over avr_addrspace[].
1782 (avr_register_target_pragmas): Ditto.
1784 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1786 Backport from 2013-01-07 trunk r194978.
1789 * doc/install.texi (Cross-Compiler-Specific Options): Document
1792 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1794 Backport from 2013-01-07 trunk r194968.
1797 * config/avr/t-avr: Don't automatically rebuild
1798 $(srcdir)/config/avr/t-multilib
1799 $(srcdir)/config/avr/avr-tables.opt
1800 (avr-mcus): New phony target to build them on request.
1801 (s-avr-mlib): Remove.
1802 * avr/avr-mcus.def: Adjust comments.
1804 2013-01-07 Terry Guo <terry.guo@arm.com>
1806 Backport from mainline
1807 2012-12-19 Terry Guo <terry.guo@arm.com>
1809 * config/arm/arm.c (thumb_find_work_register): Check argument
1810 register number based on current PCS.
1812 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1814 Backport from mainline
1815 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1818 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1819 selected code model, define __code_mode_small__, __code_model_medium__,
1820 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1821 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1822 xchg temporary register with %k. Declare temporary register as
1824 [__x86_64__]: For medium and large code models, preserve %rbx register.
1826 2013-01-03 Richard Henderson <rth@redhat.com>
1828 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1829 after eliminating TLS symbols.
1831 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1834 * config/pa/pa.md (movsi): Revert previous change.
1835 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1838 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1841 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1844 2013-01-02 Jason Merrill <jason@redhat.com>
1847 * tree.c (build_array_type_1): Revert earlier change.
1849 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1852 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1853 after reload starts.
1855 2012-12-21 Martin Jambor <mjambor@suse.cz>
1857 PR tree-optimization/55355
1858 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1859 bit_position is small enough to fit a single HOST_WIDE_INT.
1861 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1863 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1865 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1867 Backport from mainline
1868 2012-10-15 Matthias Klose <doko@ubuntu.com>
1870 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1871 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1873 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1874 Tomash Brechko <tomash.brechko@gmail.com>
1877 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1878 handling of before and after cases.
1879 * config/sparc/sync.md (atomic_store): Fix pasto.
1881 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1883 * optabs.c (expand_atomic_store): Elide redundant model test.
1885 2012-12-13 Richard Henderson <rth@redhat.com>
1888 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1890 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1893 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1894 (tldo_stb_sp64): Likewise.
1895 (tldo_sth_sp32): Likewise.
1896 (tldo_sth_sp64): Likewise.
1897 (tldo_stw_sp32): Likewise.
1898 (tldo_stw_sp64): Likewise.
1899 (tldo_stx_sp64): Likewise.
1901 2012-12-10 Kai Tietz <ktietz@redhat.com>
1904 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1906 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1908 Backport from mainline
1909 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1910 H.J. Lu <hongjiu.lu@intel.com>
1913 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1914 before using it as insn or call equivalent.
1916 2012-12-06 Jason Merrill <jason@redhat.com>
1919 * tree.c (build_array_type_1): Re-layout if we found it in the
1922 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1924 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1925 opaque cond in all call insns.
1927 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1929 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1930 area if the function allocates dynamic stack space.
1931 (ia64_initial_elimination_offset): Adjust offsets to above change.
1933 2012-12-03 Richard Biener <rguenther@suse.de>
1935 Backport from mainline
1936 2012-09-24 Richard Guenther <rguenther@suse.de>
1938 PR tree-optimization/53663
1939 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1940 native encode/interpret translation on VN_WALKREWRITE.
1942 2012-12-03 Kai Tietz <ktietz@redhat.com>
1945 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1948 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1951 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1953 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1955 Backport from mainline:
1956 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1959 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1960 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1961 (in_nullified_branch_delay): Likewise.
1962 (in_call_delay): Likewise.
1963 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1964 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1965 the $$sh_func_adrs call as variable. Update type of sibcalls and
1966 $$sh_func_adrs call.
1967 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1968 length instead of adjustment. Handle negative and undefined call
1969 adjustments for insn_default_length. Remove adjustment for millicode
1970 insn with unfilled delay slot.
1971 (pa_output_millicode_call): Update for revised millicode length.
1972 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1974 2012-11-29 Kai Tietz <ktietz@redhat.com>
1977 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1978 use by XNEWVEC/XRESIZEVEC.
1980 * i386.c (get_scratch_register_on_entry): Handle
1981 thiscall-convention.
1982 (split_stack_prologue_scratch_regno): Likewise.
1983 (ix86_static_chain): Likewise.
1984 (x86_output_mi_thunk): Likewise.
1986 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1988 Backported from mainline
1989 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1990 Markus Trippelsdorf <markus@trippelsdorf.de>
1993 * lto-opts.c (lto_write_options): Also handle
1994 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1995 OPT_SPECIAL_program_name.
1998 * lto-wrapper.c (merge_and_complain): Handle
1999 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
2000 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
2002 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
2004 PR rtl-optimization/55489
2005 * gcse.c (compute_transp): Precompute a canonical version
2006 of XEXP (x, 0), and pass it to canon_true_dependence.
2008 2012-11-27 Richard Biener <rguenther@suse.de>
2011 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
2012 stmt with a NOP instead of removing it.
2014 2012-11-26 Richard Biener <rguenther@suse.de>
2016 Backport from mainline
2017 2012-10-19 Richard Biener <rguenther@suse.de>
2019 PR tree-optimization/54976
2020 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2021 Robustify against odd inner_mode inputs.
2023 2012-10-12 Richard Biener <rguenther@suse.de>
2025 PR tree-optimization/54894
2026 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2027 Handle over-aligned scalar types properly.
2029 2012-10-02 Richard Guenther <rguenther@suse.de>
2032 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
2033 cleaning up the CFG.
2035 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2037 Backport from mainline
2038 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2040 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
2041 explaining the register ordering preferences.
2043 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
2044 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
2045 constraints so that the traditional floating point loads, stores,
2046 and moves are done first, then the VSX loads, stores, and moves,
2047 and finally the GPR loads, stores, and moves so that reload
2048 chooses FPRs over GPRs, and uses the traditional load/store
2049 instructions which provide an offset.
2050 (movdf_hardfloat64): Likewise.
2052 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2054 Backported from mainline
2055 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
2056 H.J. Lu <hongjiu.lu@intel.com>
2059 * config/i386/i386.c (legitimize_pic_address): Properly handle
2061 (ix86_print_operand_address): Set code to 'k' when forcing
2062 addr32 prefix. For x32, zero-extend negative displacement if
2065 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
2067 * common.opt (fvar-tracking-uninit): Document.
2068 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
2069 * config/darwin.c (darwin_override_options): Likewise.
2071 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
2073 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
2074 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
2076 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2078 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
2080 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2082 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
2085 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
2087 Backport from mainline
2088 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2090 * config/i386/i386.c (ix86_init_machine_status): Do not
2091 explicitly clear tls_descriptor_call_expanded_p again.
2093 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2095 * config/i386/sse.md
2096 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
2097 as read and written by the instruction.
2099 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2101 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
2102 (ix86_instantiate_decls): New function.
2103 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
2104 stack slot instead of SLOT_VIRTUAL.
2105 <case IX86_BUILTIN_STMXCSR>: Ditto.
2106 (assign_386_stack_local): Do not assert when virtual slot is valid.
2107 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
2108 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
2109 (truncxf<mode>2): Ditto.
2110 (floatunssi<mode>2): Ditto.
2111 (isinf<mode>2): Ditto.
2112 * config/i386/sync.md (atomic_load<mode>): Ditto.
2113 (atomic_store<mode>): Ditto.
2115 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
2118 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
2119 the argument is itself a conditional expression.
2121 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
2123 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2126 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
2128 PR tree-optimization/54986
2129 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
2130 conversions on entry but add them back on exit if needed.
2132 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
2135 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
2137 (print_reg): Use true_regnum rather than REGNO.
2138 (ix86_print_operand_address): Remove SUBREG handling.
2140 2012-11-05 Jakub Jelinek <jakub@redhat.com>
2142 Backported from mainline
2143 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2146 * gimple.h (is_gimple_sizepos): New inline function.
2147 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2148 final assignment to expr variable.
2149 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2150 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2151 into a local temporary.
2153 2012-10-10 Jakub Jelinek <jakub@redhat.com>
2155 PR tree-optimization/54877
2156 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
2157 use make_ssa_name instead of copy_ssa_name.
2159 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
2161 Backport from mainline
2162 2012-10-31 Jakub Jelinek <jakub@redhat.com>
2164 PR tree-optimization/53708
2165 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2166 user-supplied alignment when used with an explicit section name.
2168 2012-11-02 Jeff Law <law@redhat.com>
2170 PR tree-optimization/54985
2171 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2172 from thread_across_edge.
2173 (thread_across_edge): Use it in all cases where we might thread
2176 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
2178 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
2179 special register pushes before frame probing and allocation.
2181 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
2182 Joel Sherrill <joel.sherrill@oarcorp.com>
2184 * config/sparc/t-rtems: New (Custom multilibs).
2185 * config/sparc/t-rtems-64: New (Custom multilibs).
2186 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
2187 (sparc-*-rtems*): Add sparc/t-rtems.
2189 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
2191 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
2193 (hash_rtx): Likewise.
2195 2012-10-29 Terry Guo <terry.guo@arm.com>
2197 Backport from mainline
2198 2012-10-11 Terry Guo <terry.guo@arm.com>
2200 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
2202 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2205 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2207 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2208 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2210 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2212 * config/avr/t-rtems: Revert previous commit.
2214 2012-10-26 Terry Guo <terry.guo@arm.com>
2216 Backport from mainline
2217 2012-10-23 Terry Guo <terry.guo@arm.com>
2220 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2223 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2225 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2227 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2229 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2231 * config.gcc (microblaze*-*-rtems*): New target.
2232 * config/microblaze/rtems.h: New.
2233 * config/microblaze/t-rtems: New.
2235 2012-10-25 Richard Biener <rguenther@suse.de>
2237 PR tree-optimization/54902
2238 * tree-ssa-pre.c (fini_pre): Return TODO.
2239 (execute_pre): Adjust.
2240 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2241 blocks before computing dominators.
2243 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2245 Backport from mainline
2246 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2248 * config/i386/i386.c (memory_address_length): Assert that non-null
2249 base or index RTXes are registers. Do not check for REG RTXes.
2250 Determine addr32 prefix using SImode_address_operand or
2251 from original base and index RTXes. Simplify code.
2253 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/i386-protos.h (memory_address_length): Add new bool
2256 argument. Update all uses.
2257 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2258 add length of addr32 prefix based on mode of base or index register.
2259 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2260 addresses here. Update call to memory_address_length.
2261 (ix86_print_address_operand): Use SImode_address_operand predicate.
2262 * config/i386/predicates.md (SImode_address_operand): New.
2263 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2264 to calculate "mode" attribute. Use SImode_address_operand predicate
2265 instead of open-coding accepted RTX codes.
2267 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2269 Backport from 2012-10-22 trunk r192685.
2270 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2271 Note __AVR_<device>__ is not defined for cores.
2272 Don't point to --help=target.
2273 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2275 2012-10-19 Marek Polacek <polacek@redhat.com>
2277 Backported from mainline
2278 2012-10-19 Marek Polacek <polacek@redhat.com>
2281 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2282 pointer/non-pointer comparison.
2284 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2286 Backported from mainline
2287 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2290 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2291 sure the mode is correct when falling through from above cases.
2293 2012-10-19 Alan Modra <amodra@gmail.com>
2295 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2296 (HAVE_LD_LARGE_TOC): Likewise.
2297 * configure: Regenerate.
2299 2012-10-19 Alan Modra <amodra@gmail.com>
2301 * config/rs6000/predicates.md (splat_input_operand): Don't call
2302 input_operand for MEMs. Instead check for volatile and call
2303 memory_address_addr_space_p with modified mode.
2305 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2307 Backported from mainline
2308 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2310 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2312 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2314 PR rtl-optimization/54870
2315 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2316 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2317 SSA_NAME pointer that points to a partition if there is at least
2318 one variable with it set in the partition.
2319 * dse.c (local_variable_can_escape): New predicate.
2320 (can_escape): Call it.
2321 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2322 mark the SSA_NAME pointer that points to a partition.
2324 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2326 Backport from mainline
2327 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2329 PR rtl-optimization/53701
2330 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2331 rocess not only expr's vinsns but all old vinsns from expr's
2334 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2336 Backport from mainline
2337 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2340 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2342 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2343 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2344 only if producer writes to the register given by regno.
2346 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2348 Backport from mainline
2349 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2351 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2352 (UNSPEC_LOADU): New.
2353 (UNSPEC_STOREU): Ditto.
2354 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2355 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2356 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2357 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2358 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2359 (<sse2>_storedqu<avxsizesuffix>): ... this.
2360 (*sse4_2_pcmpestr_unaligned): Update.
2361 (*sse4_2_pcmpistr_unaligned): Ditto.
2363 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2364 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2365 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2366 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2367 gen_sse2_load{dqu,upd} to load from unaligned memory and
2368 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2370 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2371 Use CODE_FOR_sse_loadups.
2372 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2373 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2374 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2375 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2376 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2377 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2378 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2379 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2380 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2381 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2382 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2384 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2386 Backport from trunk (r190222):
2388 PR tree-optimization/54146
2389 * ifcvt.c: Include pointer-set.h.
2390 (cond_move_process_if_block): Change type of then_regs and
2391 else_regs from alloca'd array to pointer_sets.
2392 (check_cond_move_block): Update for this change.
2393 (cond_move_convert_if_block): Likewise.
2394 * Makefile.in: Fix dependencies for ifcvt.o.
2396 2012-10-15 Richard Guenther <rguenther@suse.de>
2398 PR tree-optimization/54920
2399 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2400 allocate temporary storage for all NARY elements.
2402 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2405 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2407 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2409 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2410 default_use_cxa_atexit to yes.
2412 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2414 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2416 2012-10-05 Jan Hubicka <jh@suse.cz>
2417 Jakub Jelinek <jakub@redhat.com>
2419 PR tree-optimization/33763
2420 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2421 attribute for redefined extern inline functions.
2423 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2425 Backported from mainline
2426 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2428 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2429 in SSE and YMM state support check for -march=native.
2431 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2434 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2437 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2439 Backported from mainline
2440 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2443 * doc/invoke.texi: Document -mprefer-avx128.
2445 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2447 Backported from mainline
2448 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2451 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2452 (XSTATE_FP): Likewise.
2453 (XSTATE_SSE): Likewise.
2454 (XSTATE_YMM): Likewise.
2455 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2456 SSE and YMM states aren't supported.
2458 2012-10-01 Tom de Vries <tom@codesourcery.com>
2460 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2463 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2466 * config/s390/s390.c (s390_option_override): Add missing break.
2468 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2470 Backport from mainline
2471 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2473 * config.gcc: Replace 'host' with 'target' when configuring for
2474 powerpc64*-*-freebsd.
2476 2012-09-28 Meador Inge <meadori@codesourcery.com>
2478 Backport from mainline
2479 2012-09-27 Meador Inge <meadori@codesourcery.com>
2481 * gcc-ar.c (main): Handle the returning of the sub-process error
2484 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2486 Backport from 2012-09-28 trunk r191821.
2487 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2489 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2492 * simplify-rtx.c (simplify_binary_operation_1): Perform
2493 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2495 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2497 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2498 TYPE_NONALIASED_COMPONENT flag.
2499 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2500 TYPE_NONALIASED_COMPONENT flag.
2502 2012-09-21 Richard Guenther <rguenther@suse.de>
2505 Backport from mainline
2506 2012-04-19 Richard Guenther <rguenther@suse.de>
2508 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2511 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2514 * c-typeck.c (c_cast_expr): When casting to a type requiring
2515 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2518 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2521 * c-typeck.c (build_unary_op): Pass original argument of
2522 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2523 any C_MAYBE_CONST_EXPR, if it has integer operands.
2524 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2525 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2526 to c_objc_common_truthvalue_conversion, then remove any
2527 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2528 c_objc_common_truthvalue_conversion not
2529 c_common_truthvalue_conversion.
2530 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2531 call note_integer_operands for arguments with integer operands
2532 that are not integer constants.
2534 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2536 Backported from mainline
2537 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2539 PR tree-optimization/54563
2540 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2541 gimple_purge_dead_eh_edges if last call has been changed.
2543 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2546 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2547 instead of (match_dup 0) as second argument to vec_merge.
2548 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2549 Remove third alternative.
2550 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2551 operand 2 instead of operand 1, but put it as first argument
2553 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2554 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2557 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2559 * BASE-VER: Set to 4.7.3.
2560 * DEV-PHASE: Set to prerelease.
2562 2012-09-20 Release Manager
2564 * GCC 4.7.2 released.
2566 2012-09-15 Andi Kleen <ak@linux.intel.com>
2568 Backport from mainline
2569 2012-09-07 Andi Kleen <ak@linux.intel.com>
2571 * gcc/lto-streamer.h (res_pair): Add.
2572 (lto_file_decl_data): Replace resolutions with respairs.
2574 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2575 Initialize respairs.
2576 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2578 2012-09-14 Walter Lee <walt@tilera.com>
2580 Backport from mainline.
2581 2012-09-14 Walter Lee <walt@tilera.com>
2583 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2584 option for TILEPro and TILE-Gx.
2586 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2588 * config/i386/i386.h (x86_prefetchw): New global variable.
2589 (TARGET_PREFETCHW): New macro.
2590 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2591 (processor_alias_table): Add PTA_PREFETCHW to
2592 bdver1, bdver2 and btver1.
2593 (ix86_option_override_internal): Set x86_prefetchw for
2594 PTA_PREFETCHW targets.
2595 * config/i386/i386.md (prefetch): Expand to prefetchw
2596 for TARGET_PREFETCHW.
2597 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2599 Backport from mainline
2600 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2602 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2603 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2605 (*prefetch_sse): ... this.
2606 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2608 (*prefetch_3dnow): ... this.
2610 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2613 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2614 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2616 2012-09-12 Teresa Johnson <tejohnson@google.com>
2618 Backport from mainline.
2619 2012-09-12 Teresa Johnson <tejohnson@google.com>
2621 PR gcov-profile/54487
2622 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2623 test using F_SETLKW with fcntl.
2624 * configure, config.in: Regenerate.
2626 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2628 Backport from mainline
2629 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2631 * config/i386/i386.md : Comments on fma4 instruction selection
2632 reflect requirement on register pressure based cost model.
2634 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2635 flag is set-reset as informed by the cpuid flag.
2637 * config/i386/i386.c (processor_alias_table): fma4
2638 flag is enabled for bdver2.
2640 2012-09-12 Christian Bruel <christian.bruel@st.com>
2642 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2644 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2646 * config.gcc: Obsolete picochip-*.
2648 2012-09-11 Richard Guenther <rguenther@suse.de>
2651 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2652 on flag_toplevel_reorder.
2654 2012-09-10 Richard Henderson <rth@redhat.com>
2656 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2659 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2661 Backport from 2012-09-10 mainline r191132.
2664 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2666 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2669 * tree-sra.c (disqualify_base_of_expr): Check for possible
2670 NULL_TREE returned by get_base_address()
2672 2012-09-07 Richard Guenther <rguenther@suse.de>
2674 Backport from mainline
2675 2012-06-26 Jan Hubicka <jh@suse.cz>
2678 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2681 2012-09-07 Richard Guenther <rguenther@suse.de>
2683 Backport from mainline
2684 2012-07-13 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/53922
2687 * tree-vrp.c (value_inside_range): Change prototype to take
2688 min/max instead of value-range.
2689 (range_includes_zero_p): Likewise. Return the result from
2691 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2692 return value from range_includes_zero_p.
2693 (extract_range_from_unary_expr_1): Likewise.
2694 (compare_range_with_value): Likewise.
2695 (vrp_meet_1): Likewise.
2697 2012-09-07 Richard Guenther <rguenther@suse.de>
2700 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2701 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2702 arguments separately.
2704 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2706 Backported from mainline
2707 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2709 PR rtl-optimization/54455
2710 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2711 bb ends up with asm goto referencing bb's label.
2713 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2715 Backport from mainline.
2716 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2717 Richard Earnshaw <richard.earnshaw@arm.com>
2720 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2721 element size. Use elem_type from the formal parameter. New parameter
2723 (neon_expand_args): Adjust call to neon_dereference_pointer.
2725 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2727 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2728 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2730 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2732 Backport from mainline
2733 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2735 * config/i386/i386.md (isa): Add fma and fma4.
2736 (enabled): Handle fma and fma4.
2737 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2738 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2739 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2740 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2741 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2742 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2744 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2746 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2747 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2748 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2750 2012-09-06 Richard Guenther <rguenther@suse.de>
2752 PR tree-optimization/54498
2753 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2754 abort when reaching an already visited region.
2755 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2756 (get_continuation_for_phi_1): Likewise.
2757 (walk_non_aliased_vuses): When we translated the reference,
2758 abort when we re-visit a region.
2759 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2761 2012-09-06 Andrew Pinski <apinski@cavium.com>
2764 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2766 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2769 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2770 build_int_cst with size_type_node instead of size_int.
2772 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2774 Backport from 2012-09-05 mainline r190697.
2777 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2778 configured --with-avrlibc.
2779 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2781 * config/avr/avrlibc.h: New file.
2782 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2783 configured --with-avrlibc.
2784 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2786 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2788 Backport from 2012-09-04 mainline r190919
2791 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2792 of size less than 4 bytes by using macro ARM_NUM_INTS.
2793 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2795 2012-09-04 Richard Henderson <rth@redhat.com>
2797 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2799 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2801 Backport from 2012-09-04 mainline r190920
2804 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2806 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2808 Backport from 2012-09-04 mainline r190914
2811 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2813 (avr_allocate_stack_slots_for_args): ...this new static function.
2815 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2817 Backported from mainline
2818 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2821 * doc/invoke.texi: Add -da and remove -dm.
2823 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2825 Backported from mainline
2826 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2829 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2830 operands[1] is CONST_INT_P, convert it to QImode before printing.
2832 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2835 * c-convert.c (convert): Don't call fold_convert_loc if
2836 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2837 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2838 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2840 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2843 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2844 if init is a CONSTRUCTOR.
2846 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2848 PR rtl-optimization/54369
2849 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2850 calling dbr_schedule.
2851 * config/sparc/sparc.c (sparc_reorg): Likewise.
2853 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2855 Backport from mainline
2856 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2858 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2859 case for Atom processor.
2861 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2863 Backport from mainline
2864 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2867 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2868 true for TARGET_64BIT or !flag_pic.
2869 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2870 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2871 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2872 Add insn constraint. Conditionally emit xchg asm insns.
2873 (atomic_compare_and_swap<mode>): Update calls. Check only
2874 cmpxchg8b_pic_memory_operand in memory address fixup.
2876 (CASHMODE): Rename from DCASHMODE.
2877 (doublemodesuffix): Update modes.
2878 (regprefix): New mode attribute.
2880 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2881 <UNSPECV_CMPXCHG>: New constant.
2882 (atomic_compare_and_swap<mode>_1): Rename from
2883 atomic_compare_and_swap_single<mode>. Update calls and
2884 unspec_volatile constants.
2885 (atomic_compare_and_swap<mode>_doubleword): Rename from
2886 atomic_compare_and_swap_double<mode>. Update calls and
2887 unspec_volatile constants.
2889 2012-08-28 Walter Lee <walt@tilera.com>
2891 Backport from mainline
2892 2012-08-28 Walter Lee <walt@tilera.com>
2894 * confg/tilegx/tilegx.md: Fix code style.
2895 (*zero_extendsidi_truncdisi): Fix typo.
2896 * config/tilegx/tilegx.c: Fix code style.
2897 (tilegx_function_profiler): Fix typo.
2899 2012-08-27 Walter Lee <walt@tilera.com>
2901 Backport from mainline
2902 2012-08-27 Walter Lee <walt@tilera.com>
2904 * doc/md.texi (TILE-Gx): Fix typo.
2906 2012-08-27 Walter Lee <walt@tilera.com>
2908 Backport from mainline
2909 2012-08-27 Walter Lee <walt@tilera.com>
2911 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2912 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2914 2012-08-27 Walter Lee <walt@tilera.com>
2916 Backport from mainline
2917 2012-08-27 Walter Lee <walt@tilera.com>
2919 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2920 (insn_bfins): Delete.
2922 2012-08-27 Walter Lee <walt@tilera.com>
2924 Backport from mainline
2925 2012-08-27 Walter Lee <walt@tilera.com>
2927 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2928 atomic_exchange_bare<mode>,
2929 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2930 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2931 * config/tilegx/tilegx.md (type): Add X1_remove.
2932 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2933 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2934 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2937 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2939 PR rtl-optimization/54088
2940 * jump.c (delete_related_insns): Robustify latest change.
2942 2012-08-21 Richard Guenther <rguenther@suse.de>
2944 Backport from mainline
2945 2012-08-16 Richard Guenther <rguenther@suse.de>
2948 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2950 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2951 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2952 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2953 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2954 (tree_ssa_lim_finalize): Free all mem_refs.
2955 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2956 scc when bailing out.
2957 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2958 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2959 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2960 FOR_EACH_LOOP_BREAK.
2962 2012-08-17 Richard Guenther <rguenther@suse.de>
2964 * tree-sra.c (modify_function): Free redirect_callers vector.
2965 * ipa-split.c (split_function): Free args_to_pass vector.
2966 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2968 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2969 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2970 (vect_analyze_slp_instance): Free everything.
2971 (destroy_bb_vec_info): Free the SLP instances.
2973 2012-08-17 Richard Guenther <rguenther@suse.de>
2975 * params.def (integer-share-limit): Decrease from 256 to 251,
2978 2012-08-21 Richard Guenther <rguenther@suse.de>
2980 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2981 the affine expansion cache.
2983 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2985 Backported from trunk
2986 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2989 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2991 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2993 Backport from mainline.
2994 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2997 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2998 mark as predicable. Adjust asm template.
2999 (vec_setv2di_internal): Likewise.
3000 (vec_extract<mode> VD, VQ): Likewise.
3001 (vec_extractv2di): Likewise.
3002 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
3003 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
3004 (neon_vdup_n<mode> VX, V32): Likewise.
3005 (neon_vdup_nv2di): Likewise.
3007 2012-08-17 Walter Lee <walt@tilera.com>
3009 Backport from mainline
3010 2012-08-17 Walter Lee <walt@tilera.com>
3012 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
3013 (FEEDBACK_ENTER): Define.
3014 (FEEDBACK_REENTER): Define.
3015 (FEEDBACK_ENTRY): Define.
3016 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
3017 (FEEDBACK_ENTER): Define.
3018 (FEEDBACK_REENTER): Define.
3019 (FEEDBACK_ENTRY): Define.
3021 2012-08-16 Walter Lee <walt@tilera.com>
3023 Backport from mainline
3024 2012-08-16 Walter Lee <walt@tilera.com>
3026 * config.gcc (tilegx-*-linux*): Add feedback.h.
3027 (tilepro-*-linux*): Likewise.
3028 * config/tilegx/feedback.h: New file.
3029 * config/tilepro/feedback.h: New file.
3031 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
3033 Backport from mainline r189840 and r187586:
3034 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
3036 * config/i386/i386.md (stack_protect_set): Disable the pattern
3037 for Android since Android libc (bionic) does not provide random
3038 value for stack protection guard at gs:0x14. Guard value
3039 will be provided from external symbol (default implementation).
3040 (stack_protect_set_<mode>): Likewise.
3041 (stack_protect_test): Likewise.
3042 (stack_protect_test_<mode>): Likewise.
3043 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
3044 not have Bionic by default
3045 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
3046 Macro OPTION_BIONIC is defined in this file and provides Bionic
3047 accessibility status
3049 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3051 * configure.ac: Stack protector enabling for Android targets.
3052 * configure: Regenerate.
3054 2012-08-13 Jakub Jelinek <jakub@redhat.com>
3056 Backported from trunk
3057 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3059 PR rtl-optimization/53942
3060 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
3061 directly from likely spilled non-fixed hard registers, move them
3064 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3066 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
3067 (xop_phaddubq): Ditto.
3069 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3071 Backport from mainline
3072 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
3073 Richard Earnshaw <rearnsha@arm.com>
3075 * target.def (vector_alignment): New target hook.
3076 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
3077 * doc/tm.texi: Regenerate.
3078 * targhooks.c (default_vector_alignment): New function.
3079 * targhooks.h (default_vector_alignment): Add prototype.
3080 * stor-layout.c (layout_type): Use targetm.vector_alignment.
3081 * config/arm/arm.c (arm_vector_alignment): New function.
3082 (TARGET_VECTOR_ALIGNMENT): Define.
3084 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
3085 vector type alignment instead of size.
3086 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
3087 element type size directly instead of computing it from alignment.
3088 Fix variable naming and comment.
3090 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3092 Backport from mainline
3093 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3095 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
3096 (alpha_pad_function_end): ... this. Also insert NOP between
3097 sibling call and GP load.
3098 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
3100 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
3102 Backport from mainline
3103 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3104 H.J. Lu <hongjiu.lu@intel.com>
3106 PR rtl-optimization/54157
3107 * combine.c (gen_lowpart_for_combine): Don't return identity
3108 for CONST or symbolic reference.
3110 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
3112 Backport from mainline
3113 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3115 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3116 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3117 split_cost argument signed.
3118 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3119 (ix86_avoid_lea_for_addr): Ditto.
3121 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
3123 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
3124 the address has less than two components.
3126 2012-08-02 Steve Ellcey <sellcey@mips.com>
3128 Backport from mainline
3129 2012-07-19 Steve Ellcey <sellcey@mips.com>
3131 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3134 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
3136 Backport from mainline
3137 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3140 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3141 negative constant address for TARGET_X32 ...
3142 (ix86_decompose_address): ... here. Reject constant addresses
3143 that don't satisfy x86_64_immediate_operand predicate.
3145 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3148 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3149 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3150 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3151 addresses. Prevent zero extensions of CONST_INT operands.
3153 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3156 * config/i386/i386.md (*lea): New insn pattern.
3158 (*lea<mode>_2): Ditto.
3159 (*lea_{3,4,5,6}_zext): Ditto.
3160 * config/i386/predicates.md (lea_address_operand): Do not reject
3161 zero-extended address operands.
3162 * config/i386/constraints.md (j): Remove address constraint.
3163 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3165 (ix86_print_operand_address): Handle SImode subreg of an address.
3166 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3168 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3170 Backport from mainline
3171 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3174 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3175 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3177 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3178 (*movdi_internal_rex64): Use %E operand modifier for lea.
3179 (*movsi_internal): Ditto.
3181 (*lea<mode>_2): Ditto.
3182 (*lea_{3,4,5,6}_zext): Ditto.
3183 (*tls_global_dynamic_32_gnu): Ditto.
3184 (*tls_global_dynamic_64): Ditto.
3185 (*tls_dynamic_gnu2_lea_32): Ditto.
3186 (*tls_dynamic_gnu2_lea_64): Ditto.
3187 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3189 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3191 Backport from mainline
3192 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3194 * config/i386/i386.c (ix86_address_subreg_operand): Reject
3196 (ix86_print_operand_address): Assert that parts.base and parts.index
3197 are non-NULL after call to simplify_subreg.
3199 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3202 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3204 * config/sh/sh.c (sh_option_override): Do not change
3205 flag_finite_math_only. Set TARGET_IEEE to complement of
3206 flag_finite_math_only.
3207 * doc/invoke.texi (SH options): Add mno-ieee. Correct
3208 description of mieee and mno-ieee behavior.
3210 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3213 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3214 (_lzcnt_u64): Ditto.
3216 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3218 Backport from mainline
3219 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3221 PR rtl-optimization/52250
3222 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3223 to put note list into. Unconditionally call move_bb_info.
3224 (move_bb_info): Do not assert the blocks being in the same region,
3225 just drop the note list if they are not.
3227 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3229 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3231 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3233 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3234 defining statement is a SSA name that occurs in abnormal PHIs.
3236 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3238 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3241 2012-07-19 Richard Guenther <rguenther@suse.de>
3242 Eric Botcazou <ebotcazou@adacore.com>
3244 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3245 about transition from invariant to known bits.
3246 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3248 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3251 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3252 (cleanup_tree_cfg_bb): Don't call it.
3253 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3256 2012-07-19 Christian Bruel <christian.bruel@st.com>
3259 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3261 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3263 * config.gcc (v850-*-rtems*): New target.
3264 * config/v850/rtems.h: New.
3265 * config/v850/t-rtems: New.
3267 2012-07-18 Nick Clifton <nickc@redhat.com>
3269 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3271 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3275 Backport from mainline
3276 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3279 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3280 instead expand it as zero extension.
3282 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3284 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3285 QImode and HImode splitters. Use ix86_comparison_operator.
3286 Explicitly match FLAGS_REG.
3287 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3289 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3290 Steven Bosscher <steven@gcc.gnu.org>
3291 Bernd Schmidt <bernds@codesourcery.com>
3293 PR rtl-optimization/53908
3294 * df-problems.c (can_move_insns_across): When doing
3295 memory-reference book-keeping, handle call insns.
3297 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3299 Backport from mainline
3300 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3303 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3304 sibcall_insn_operand. Move it to a temporary register if not.
3306 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3309 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3310 emit PIC sequence for fnaddr symbol reference in advance.
3312 2012-07-09 Jason Merrill <jason@redhat.com>
3315 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3316 (type_hash_eq): Likewise.
3319 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3321 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3323 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3324 due to negative shift amount.
3326 2012-07-06 Kai Tietz <ktietz@redhat.com>
3328 Backport from mainline.
3330 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3331 as "/mingw/include".
3333 2012-07-06 Nick Clifton <nickc@redhat.com>
3335 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3336 default_encode_section_info.
3338 2012-07-06 Richard Guenther <rguenther@suse.de>
3340 Backport from mainline
3341 2012-03-30 Richard Guenther <rguenther@suse.de>
3344 * double-int.c (rshift_double): Remove not needed cast.
3346 2012-03-28 Richard Guenther <rguenther@suse.de>
3349 * double-int.h (rshift_double): Remove.
3350 * double-int.c (lshift_double): Use absu_hwi to make count
3352 (rshift_double): Make static, take unsigned count argument,
3353 remove handling of negative count argument.
3354 (double_int_rshift): Dispatch to lshift_double.
3356 2012-07-06 Richard Guenther <rguenther@suse.de>
3358 Backport from mainline
3359 2012-06-18 Richard Guenther <rguenther@suse.de>
3361 PR tree-optimization/53693
3362 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3363 Reject operands with more than one use.
3365 2012-07-06 Richard Guenther <rguenther@suse.de>
3367 Backport from mainline
3368 2012-04-11 Richard Guenther <rguenther@suse.de>
3371 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3372 consider loop nesting.
3373 (evolution_function_is_univariate_p): Properly check the remainder
3376 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3378 Backport from mainline
3379 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3381 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3382 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3383 (adjacent_mem_locations): Move some code to and call...
3384 (get_memref_parts): ...new function.
3385 (mem_locations_overlap): New function.
3386 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3387 (is_mem_ref): Rename to...
3388 (find_mem_ref): ...this. Return MEM rtx.
3389 (get_store_dest): Remove function.
3390 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3391 new parameter and adjust calls.
3392 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3393 mem refs overlap for true_store_to_load_dep_costly.
3394 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3395 passed to adjacent_mem_locations.
3396 (is_costly_group): Walk resolved dependency list.
3397 (force_new_group): Emit group ending nop for Power6/Power7.
3398 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3399 (group_ending_nop): New define_insn.
3401 2012-07-04 Richard Guenther <rguenther@suse.de>
3404 * gimple-fold.c (get_base_constructor): Do not return an
3405 error_mark_node DECL_INITIAL.
3407 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3409 Backport from mainline
3410 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3412 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3413 code model string in the error message.
3415 2012-07-04 Tristan Gingold <gingold@adacore.com>
3417 Backport from mainline.
3418 2012-06-25 Tristan Gingold <gingold@adacore.com>
3420 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3421 (seh_cfa_adjust_cfa): ... that function.
3422 (seh_emit_stackalloc): Do not emit out of range values.
3423 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3424 UNSPEC_DEF_CFA constants.
3425 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3426 * config/i386/i386.c (ix86_frame_pointer_required): Required
3427 for very large frames on SEH target.
3428 (ix86_compute_frame_layout): Save area is before frame pointer
3429 on SEH target. Handle very large frames.
3430 (ix86_expand_prologue): Likewise.
3432 2012-07-04 Richard Guenther <rguenther@suse.de>
3434 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3435 as in free_lang_data_in_type.
3437 2012-07-02 Martin Jambor <mjambor@suse.cz>
3439 Backport from mainline.
3440 2012-07-02 Martin Jambor <mjambor@suse.cz>
3443 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3444 dynamic type change check.
3446 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3448 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3449 last statement of the finally block onto the switch.
3451 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3453 * configure: Regenerate.
3455 Backport from mainline.
3456 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3458 * config.gcc (target_type_format_char): New. Document it. Set it for
3460 * configure.ac (gnu_unique_option): Use target_type_format_char
3461 in test. Comment rationale.
3463 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3465 Backport from mainline.
3466 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3468 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3470 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3472 Backport from 2012-06-28 mainline r189049
3475 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3476 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3477 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3478 avr_hard_regno_call_part_clobbered.
3480 2012-06-28 Richard Guenther <rguenther@suse.de>
3483 * expr.c (expand_expr_real_1): Verify if the type is complete
3484 before inspecting its size.
3486 2012-06-27 Nick Clifton <nickc@redhat.com>
3488 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3491 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3494 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3496 2012-06-26 Nick Clifton <nickc@redhat.com>
3498 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3500 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3503 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3504 of x x x in the vmovlps load alternative.
3506 2012-06-22 Richard Guenther <rguenther@suse.de>
3508 * gcov-iov.c: Include bconfig.h and system.h.
3510 2012-06-22 Richard Guenther <rguenther@suse.de>
3512 PR gcov-profile/53744
3513 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3515 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3517 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3518 DECL_IGNORED_P non-reg vars even if they are used.
3520 2012-06-19 Jason Merrill <jason@redhat.com>
3523 * dwarf2out.c (modified_type_die): Use scope_die_for.
3524 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3525 (uses_local_type_r, uses_local_type): New.
3526 (scope_die_for): Keep a type that uses a local type in local scope.
3527 Use get_context_die for namespace and type scope.
3529 2012-06-19 Richard Guenther <rguenther@suse.de>
3532 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3533 replace it with the first non-BLOCK context.
3535 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3537 PR rtl-optimization/53700
3539 Backport from mainline
3540 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3542 * ira-color.c (setup_left_conflict_sizes_p): Process all
3543 conflicting objects.
3545 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3547 Backport from mainline
3548 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3551 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3552 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3553 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3554 instead of xop_mulv2div2di3_low.
3555 (xop_p<macs>dql): Fix vec_select selector.
3556 (xop_p<macs>dqh): Ditto.
3557 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3558 (xop_mulv2div2di3_high): Ditto.
3560 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3562 Backport from mainline:
3563 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3565 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3567 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3569 Backport from mainline:
3570 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3572 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3573 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3574 MAX_PCREL17F_OFFSET instead of fixed offset.
3575 (pa_attr_length_call): Likewise.
3576 (pa_attr_length_indirect_call): Likewise.
3578 2012-06-15 Walter Lee <walt@tilera.com>
3580 Backport from mainline:
3581 2012-06-15 Walter Lee <walt@tilera.com>
3583 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3585 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3587 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3589 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3591 Backport from mainline:
3593 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3594 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3595 * gimple.h (block_in_transaction): Check for flag_tm.
3597 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3599 PR tree-optimization/52558
3601 Backport from mainline:
3602 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3603 * gimple.h (gimple_set_in_transaction): Remove.
3604 (gimple_in_transaction): Look in BB instead.
3605 (gimple_statement_base): Remove in_transaction field.
3606 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3607 * trans-mem.c (compute_transaction_bits): Place transaction bit
3608 information into basic blocks.
3610 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3612 PR tree-optimization/52558
3613 * cfg.c (alloc_aux_for_edge): Fix comment.
3614 (alloc_aux_for_edge): Remove static.
3615 * basic-block.h (alloc_aux_for_edge): Protoize.
3616 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3617 (execute_sm_if_changed_flag): New.
3618 (execute_sm_if_changed_flag_set): New.
3619 (execute_sm): Do not generate data races unless requested.
3620 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3621 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3622 * gimple.h (block_in_transaction): New.
3623 (gimple_in_transaction): Use block_in_transaction.
3625 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3627 Backported from mainline
3628 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3630 PR rtl-optimization/53589
3631 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3632 discovery even when e->dest != target. If any LABEL_REF points
3633 to e->dest label, redirect it to target's label.
3635 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3638 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3639 returns false, replace stmt with GIMPLE_NOP.
3640 (check_omp_nesting_restrictions): Instead of issuing warnings,
3641 issue errors and return false if any errors were reported.
3643 2012-06-14 Richard Guenther <rguenther@suse.de>
3645 * BASE-VER: Set to 4.7.2.
3646 * DEV-PHASE: Set to prerelease.
3648 2012-06-12 Christian Bruel <christian.bruel@st.com>
3651 * config/sh/sh.c (sh_option_override): Don't force
3652 flag_omit_frame_pointer and maccumulate_outgoing_args.
3653 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3655 2012-06-14 Release Manager
3657 * GCC 4.7.1 released.
3659 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3661 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3663 2012-06-13 Richard Henderson <rth@redhat.com>
3665 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3666 iterator instead of INT.
3668 2012-06-08 Richard Henderson <rth@redhat.com>
3671 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3672 note to a clobber insn when no other insn is available.
3674 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3677 * doc/invoke.texi (Wenum-compare): Update documentation.
3679 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3682 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3684 (altivec_stvlxl): Ditto.
3685 (altivec_stvrx): Ditto.
3686 (altivec_stvrxl): Ditto.
3688 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3691 * trans-mem.c (expand_block_edges): Do not skip the first
3692 statement when resetting the BB.
3694 2012-06-04 Richard Guenther <rguenther@suse.de>
3697 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3698 create new assembler names.
3700 2012-06-04 Richard Guenther <rguenther@suse.de>
3702 Backport from mainline
3703 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3706 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3707 larger than maxbits. Don't compute maxbits modulo align.
3708 Also check that unit bytes long store at bitpos / unit * unit
3709 doesn't affect bits beyond bitregion_end.
3710 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3711 would not fit into bitregion_start ... bitregion_end + 1 bit
3713 (store_split_bit_field): Decrease unit close to end of bitregion_end
3714 if access is restricted in order to avoid mutual recursion.
3716 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3718 Backport from 2012-06-04 mainline r188172
3721 * config/avr/avr-stdint.h: New file.
3722 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3725 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3727 PR tree-optimization/53550
3728 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3729 is POINTER_TYPE_P, use sizetype as step type instead of type.
3731 2012-06-04 Richard Guenther <rguenther@suse.de>
3732 Eric Botcazou <ebotcazou@adacore.com>
3734 Backport from mainline
3735 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3737 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3738 Change type of BITOFFSET to signed. Make sure the lower bound of
3739 the computed range is non-negative by adjusting OFFSET and BITPOS.
3740 (expand_assignment): Adjust call to get_bit_range.
3742 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3744 * expr.c (get_bit_range): Return the null range if the enclosing record
3745 is part of a larger bit field.
3747 2012-03-20 Richard Guenther <rguenther@suse.de>
3749 * stor-layout.c (finish_bitfield_representative): Fallback
3750 to conservative maximum size if the padding up to the next
3751 field cannot be computed as a constant.
3752 (finish_bitfield_layout): If we cannot compute the distance
3753 between the start of the bitfield representative and the
3754 bitfield member start a new representative.
3755 * expr.c (get_bit_range): The distance between the start of
3756 the bitfield representative and the bitfield member is zero
3757 if the field offsets are not constants.
3759 2012-03-16 Richard Guenther <rguenther@suse.de>
3761 * stor-layout.c (finish_bitfield_representative): Fall back
3762 to the conservative maximum size if we cannot compute the
3763 size of the tail padding.
3765 2012-03-14 Richard Guenther <rguenther@suse.de>
3767 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3768 * stor-layout.c (start_bitfield_representative): New function.
3769 (finish_bitfield_representative): Likewise.
3770 (finish_bitfield_layout): Likewise.
3771 (finish_record_layout): Call finish_bitfield_layout.
3772 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3773 for QUAL_UNION_TYPE fields.
3774 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3775 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3776 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3781 * expr.c (get_bit_range): Unconditionally extract bitrange
3782 from DECL_BIT_FIELD_REPRESENTATIVE.
3783 (expand_assignment): Adjust call to get_bit_range.
3785 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3788 * fold-const.c (fold_binary_loc): Refine previous change.
3790 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3792 Backport from mainline
3793 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3796 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3797 avoid going above orig insn. Update comments.
3799 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3801 Backport from mainline
3802 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3805 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3806 prologue for unwinder and profiler.
3808 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3810 Backport from mainline
3811 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3813 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3815 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3817 Backport from mainline
3818 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3820 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3821 DBX_REGISTER_NUMBER.
3823 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3825 Backport from mainline
3826 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3828 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3829 operand is CONST_INT. Take COSTS_N_INSNS into account.
3830 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3833 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3835 * config/avr/avr.opt (-msp8): Document it.
3836 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3838 2012-05-31 Richard Guenther <rguenther@suse.de>
3841 * expr.c (expand_assignment): Do not use movmisalign on
3844 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3847 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3848 (pa_section_type_flags): New.
3849 (pa_legitimate_constant_p): Revert previous change.
3851 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3853 Backport from mainline
3854 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3857 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3858 accessed indirectly.
3859 (ipa_tm_create_version): Same.
3861 2012-05-30 Jason Merrill <jason@redhat.com>
3864 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3865 about array compound literals.
3867 2012-05-30 Richard Guenther <rguenther@suse.de>
3870 * fold-const.c (fold_binary_loc): Make sure to call
3871 fold_plusminus_mult_expr with the original sign of operands.
3873 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3875 * explow.c (probe_stack_range): Restore simple control flow and stop
3876 again when the probe cannot be generated if HAVE_check_stack.
3878 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3880 PR rtl-optimization/53519
3881 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3882 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3884 2012-05-29 Richard Guenther <rguenther@suse.de>
3886 PR tree-optimization/53516
3887 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3889 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3891 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3893 Backport from mainline
3894 2012-05-28 Richard Guenther <rguenther@suse.de>
3896 PR tree-optimization/53438
3897 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3899 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3901 Backport from mainline
3902 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3904 PR rtl-optimization/52528
3905 * combine.c (can_combine_p): Add setting of subst_low_luid
3906 before call to expand_field_assignment().
3908 2012-05-26 Martin Jambor <mjambor@suse.cz>
3910 Backport from mainline
3911 2012-05-23 Martin Jambor <mjambor@suse.cz>
3913 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3915 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3918 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3919 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3921 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3924 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3925 (ix86_expand_vec_perm): Use int mode instead of float.
3927 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3930 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3931 gnu_ld variables to yes.
3932 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3933 (HAVE_GNU_AS): Likewise.
3934 * config.in: Regenerate.
3935 * configure: Likewise.
3937 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3939 Backport from mainline
3940 2012-03-12 Richard Guenther <rguenther@suse.de>
3941 * config/arm/arm.c (neon_dereference_pointer): Do not call
3942 covert during RTL expansion.
3944 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3946 Backport from mainline
3947 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3950 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3951 relied on signed overflow behavior.
3953 2012-05-24 Richard Guenther <rguenther@suse.de>
3956 * tree-profile.c (tree_profiling): Cleanup the CFG if
3957 execute_fixup_cfg requests it.
3959 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3961 PR tree-optimization/53465
3962 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3963 vr0 into *vr, then vrp_meet that.
3964 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3965 have any equivalences.
3966 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3969 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3971 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3973 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3974 (iterative_hash_gimple_type): Adjust comment.
3975 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3976 domain for an array type instead of the domain type itself.
3978 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3980 Backport from 2012-05-23 mainline r187803
3983 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3984 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3987 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3989 Backport from 2012-05-03 mainline r187075
3991 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3992 has_fma4 for AMD processors with both fma3 and fma4 support.
3994 2012-05-22 Richard Guenther <rguenther@suse.de>
3996 PR tree-optimization/53408
3997 * tree-vect-loop.c (vectorizable_induction): Properly check
3998 the restriction that we cannot handle induction results from
3999 the inner loop outside of the outer loop.
4001 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4003 PR tree-optimization/53436
4004 * omp-low.c (omp_build_component_ref): New function.
4005 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4007 PR tree-optimization/53366
4008 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4009 tests if complex_numbers == 2, but there are non-complex number loads
4012 PR tree-optimization/53409
4013 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4014 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4016 PR tree-optimization/53410
4017 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4018 instead of build_int_cst (type, 0) where vector types might be
4021 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4024 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4025 from folded operands before wrapping another around the
4026 conditional expression.
4028 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
4029 Patrick Marlier <patrick.marlier@gmail.com>
4031 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4034 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4036 Backport from mainline
4037 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4040 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4041 (UNSPECV_RDRAND): This.
4042 (rdrand<mode>_1): Updated.
4044 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4046 Backport from mainline
4047 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4049 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4050 RDRND, F16C and FSGSBASE.
4052 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
4054 Backport from mainline
4055 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4057 * tree-ssa-pre.c (can_value_number_call): Delete.
4058 (compute_avail): Skip all statements with side effects.
4059 <GIMPLE_CALL>: Skip calls to internal functions.
4061 2012-05-18 David S. Miller <davem@davemloft.net>
4063 Backport r185385 from mainline
4064 2012-03-14 Richard Guenther <rguenther@suse.de>
4067 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4068 element type instead of mode, use build_vector_type_for_mode
4069 instead of the langhook, build a vector of proper signedness.
4070 (expand_vector_operations_1): Adjust.
4072 2012-05-18 Olivier Hainque <hainque@adacore.com>
4074 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4075 $(libsubdir) as libexecsubdir.
4077 2012-05-16 Andrew Pinski <apinski@cavium.com>
4079 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4082 2012-05-16 David S. Miller <davem@davemloft.net>
4084 * jump.c (delete_related_insns): If we remove a CALL, make sure
4085 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4087 2012-05-16 Richard Henderson <rth@redhat.com>
4090 * combine-stack-adj.c (prev_active_insn_bb): New.
4091 (next_active_insn_bb): New.
4092 (force_move_args_size_note): New.
4093 (combine_stack_adjustments_for_block): Use it.
4095 2012-05-16 Olivier Hainque <hainque@adacore.com>
4097 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4098 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4099 Add comments and improve stamp preservation across the whole sequence.
4100 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4102 2012-05-16 Richard Guenther <rguenther@suse.de>
4104 PR tree-optimization/53364
4105 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4106 detect a view-conversion of the decl.
4108 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4111 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4112 that operands[2] is either immediate, or q_regs_operand.
4114 2012-05-15 Bin Cheng <bin.cheng@arm.com>
4116 Backport r187139 from mainline.
4117 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4119 PR rtl-optimization/52804
4120 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4121 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4122 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4123 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4124 RELOAD_FOR_OUTADDR_ADDRESS.
4126 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4129 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4130 generate target register for "load" class builtins.
4133 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4136 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4137 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4138 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4139 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4140 (<sse>_movu<ssemodesuffix>): New expander.
4141 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4142 (avx_movdqu<avxmodesuffix>): New expander.
4143 (*sse2_movdqu): Rename from sse2_movdqu.
4144 (sse2_movdqu): New expander.
4146 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4148 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4149 lineno 1 the same as lineno 0 before first start file directive.
4150 (optimize_macinfo_range): Likewise.
4152 * dwarf2out.c (have_macinfo): Define.
4153 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4154 attribute, don't force empty compilation unit and don't emit any
4155 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4157 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4159 Backport from mainline
4160 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4162 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4163 ORDERED and UNORDERED conditions.
4165 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4167 * function.c (requires_stack_frame_p): If the function can throw
4168 non-call exceptions, return true if the insn can throw internally.
4170 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4172 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4173 DECL_ORIGINAL_TYPE if it is present.
4175 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4177 Backport from 2012-05-12 mainline r187342.
4180 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4181 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4182 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4183 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4184 (expand_prologue): Move initialization of cfun->machine->is_naked,
4185 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4186 (avr_set_current_function): ...this new static function.
4187 (TARGET_SET_CURRENT_FUNCTION): New define.
4188 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4189 checking attributes of current_function_decl.
4190 (avr_regs_to_save): Ditto.
4191 (signal_function_p): Rename to avr_signal_function_p.
4192 (interrupt_function_p): Rename to avr_interrupt_function_p.
4194 * doc/extend.texi (Function Attributes): Better explanation of
4195 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4198 2012-05-09 Matthias Klose <doko@ubuntu.com>
4200 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4202 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4205 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4206 when a constant source operand matches an "I" constraint, the "no
4207 CC0 change" applies to a register-destination only, not a
4208 strict_low_part-destination.
4210 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4212 Backport from mainline:
4213 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4215 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4217 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4219 PR tree-optimization/53239
4220 * tree-vrp.c (get_value_range): Set VR of
4221 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4224 2012-05-07 Richard Guenther <rguenther@suse.de>
4226 PR tree-optimization/53195
4227 * tree-inline.c (setup_one_parameter): Properly add referenced
4228 vars from the parameters new known value.
4230 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4232 Backport from mainline:
4233 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4236 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4239 2012-05-04 Ian Lance Taylor <iant@google.com>
4241 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4242 values from false to NULL.
4244 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4246 Backport from mainline
4247 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4250 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4251 (TARGET_CMOV): Rename from TARGET_CMOVE.
4252 (TARGET_CMOVE): New define.
4253 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4254 Do not set TARGET_CMOVE here.
4256 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4258 Backport from mainline:
4260 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4262 PR tree-optimization/52633
4263 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4264 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4265 (vect_recog_over_widening_pattern): Remove handling of code that was
4266 already detected as over-widening pattern. Remove special handling
4267 of "unsigned" cases. Instead, support general case of conversion
4268 of the shift result to another type.
4270 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4272 * tree-vect-patterns.c (vect_single_imm_use): New function.
4273 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4274 (vect_recog_over_widening_pattern): Likewise.
4275 (vect_recog_widen_shift_pattern): Likewise.
4277 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4279 PR tree-optimization/52870
4280 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4281 presumed pattern statement is within the same loop or basic block.
4283 2012-05-04 Richard Guenther <rguenther@suse.de>
4285 * common.opt (flto-report): Do not mark as Optimization.
4287 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4290 * recog.c (constrain_operands): If extra constraints are present, also
4291 accept pseudo-registers with equivalent memory locations during reload.
4293 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4295 Backport from the mainline
4296 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4299 * config/rs6000/rs6000.md (bswapdi splitters): If
4300 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4301 default) is used, generate an alternate sequence that does not
4302 depend on using indexed addressing.
4304 2012-05-03 David S. Miller <davem@davemloft.net>
4307 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4308 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4309 (sparc_emit_float_lib_cmp): Likewise.
4311 2012-05-04 Martin Jambor <mjambor@suse.cz>
4313 Backport from mainline
4314 2012-05-02 Martin Jambor <mjambor@suse.cz>
4317 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4318 of a variable when the contect is a function.
4320 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4323 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4324 append program name to it and pass that as first argument
4325 to make_relative_prefix. Always pass standard_libexec_prefix
4326 as last argument to make_relative_prefix. If
4327 make_relative_prefix returns NULL, fall back to
4328 standard_libexec_prefix.
4331 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4335 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4336 mode, return that mode.
4338 2012-05-03 Richard Guenther <rguenther@suse.de>
4340 PR tree-optimization/53144
4341 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4343 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4344 with SSA name values.
4345 (vn_reference_lookup_3): Adjust callers.
4347 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4349 PR tree-optimization/53163
4350 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4351 return value from compute_all_dependences.
4353 PR rtl-optimization/53160
4354 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4355 has been modified by ree pass already.
4357 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4359 Backport from mainline
4360 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4363 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4364 calls to cgraph_node_name in xstrdup.
4365 (ipa_make_edge_direct_to_target): Ditto.
4366 * tree-sra.c (convert_callers_for_node): Ditto.
4367 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4368 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4369 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4370 (cgraph_materialize_all_clones): Ditto.
4371 * ipa-inline.c (report_inline_failed_reason): Ditto.
4372 (want_early_inline_function_p): Ditto.
4373 (edge_badness): Ditto.
4374 (update_edge_key): Ditto.
4375 (flatten_function): Ditto.
4376 (ipa_inline): Ditto.
4377 (inline_always_inline_functions): Ditto.
4378 (early_inline_small_functions): Ditto.
4380 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4382 Backport from mainline
4383 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4385 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4386 Introduce emul_name to select the right linker emulation for
4387 powerpc64-*-freebsd*.
4388 * configure: Regenerate.
4389 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4390 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4391 * config/rs6000/freebsd64.h: New file.
4392 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4394 (rs6000_savres_strategy): Likewise.
4395 (rs6000_savres_routine_name): Likewise.
4396 (rs6000_elf_file_end): Likewise.
4397 * config/rs6000/t-freebsd64: New file.
4398 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4399 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4401 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4403 Backport from mainline
4404 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4407 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4409 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4411 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4412 predicate to discriminate types.
4414 2012-04-27 Richard Guenther <rguenther@suse.de>
4417 * convert.c (convert_to_integer): Avoid infinite recursion for
4418 target-defined built-in types.
4420 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4423 * config/cris/cris.md ("*andhi_lowpart_v32")
4424 ("*andqi_lowpart_v32"): Change first input-only operand from
4425 a (match_operand ...) to (match_dup 0). Drop alternatives with
4426 const_int-matching constraints for redundancy.
4427 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4428 three-operand alternative.
4430 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4432 Backport from mainline
4433 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4435 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4436 (*addsi_2_zext): Ditto.
4437 (*add<mode>_3): Ditto.
4438 (*addsi_3_zext): Ditto.
4439 (*add<mode>_5): Ditto.
4441 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4444 * c-typeck.c (set_nonincremental_init,
4445 set_nonincremental_init_from_string): Pass true instead of false
4446 as IMPLICIT to add_pending_init.
4448 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4450 Backport from 2012-04-24 mainline r186768.
4453 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4455 2012-04-24 Richard Guenther <rguenther@suse.de>
4457 PR tree-optimization/53085
4458 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4461 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4464 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4466 (output_addressed_constants): Likewise.
4469 * varasm.c (get_section): Don't ICE for section conflicts with
4470 built-in section kinds.
4472 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4474 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4476 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4478 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4480 2012-04-23 Richard Guenther <rguenther@suse.de>
4483 * c-typeck.c (build_binary_op): Fix typo.
4485 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4487 PR tree-optimizations/52891
4488 * tree-vect-patterns.c (adjust_bool_pattern): Use
4489 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4490 but with non-standard precision.
4492 2012-04-22 Ian Lance Taylor <iant@google.com>
4494 * godump.c (go_output_typedef): Dump size of structs.
4496 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4498 Backport from mainline:
4500 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4501 hints for 'A' operand types.
4503 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4505 Backport from 2012-04-19 mainline r186588.
4508 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4509 the case *(X+const).
4511 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4513 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4515 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4518 * config/i386/sync.md (atomic_<code><mode>): Rename to
4519 atomic_<logic><mode>.
4521 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4523 Backport from mainline
4524 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4527 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4528 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4529 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4530 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4531 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4532 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4533 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4534 gen_avx2_permvarv8sf.
4536 2012-04-16 Martin Jambor <mjambor@suse.cz>
4538 Backported from mainline
4540 2012-04-13 Martin Jambor <mjambor@suse.cz>
4543 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4544 fold_ctor_reference returns a zero constant.
4546 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4548 Backported from mainline
4549 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4551 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4552 and __ILP32__ for x32.
4554 2012-04-13 Tom de Vries <tom@codesourcery.com>
4556 Backport from mainline r186418.
4558 2012-04-13 Tom de Vries <tom@codesourcery.com>
4560 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4561 parameters vuse and vuse_escaped.
4562 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4563 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4566 2012-04-13 Richard Guenther <rguenther@suse.de>
4568 PR tree-optimization/52969
4569 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4570 the condition for the COND_EXPR and handle predicate negation
4571 by swapping the COND_EXPR arms.
4573 2012-04-13 Richard Guenther <rguenther@suse.de>
4576 * convert.c (convert_to_pointer): Remove special-casing of
4579 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4581 Backport from mainline
4582 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4585 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4586 the list of options to enable the FCFID instruction.
4587 (TARGET_EXTRA_BUILTINS): Adjust comment.
4589 2012-04-12 Richard Guenther <rguenther@suse.de>
4591 PR tree-optimization/52943
4592 * tree-chrec.h (chrec_is_positive): Remove.
4593 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4594 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4595 Return false for a constant zero instead of negative.
4596 (analyze_siv_subscript_cst_affine): Handle zero difference
4597 in the initial condition explicitely.
4599 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4602 * varasm.c (process_pending_assemble_externals): Set
4603 pending_assemble_externals_processed true.
4604 (assemble_external): Call assemble_external_real if the pending
4605 assemble externals have been processed.
4607 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4610 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4611 the DECL generated for the special GOT helper.
4613 2012-04-06 Walter Lee <walt@tilera.com>
4615 Backport from mainline
4616 2012-03-07 Walter Lee <walt@tilera.com>
4618 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4619 REG_CFA_* notes for the stack pointer.
4620 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4621 EH_RETURN_STACKADJ_RTX.
4622 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4623 generate REG_CFA_* notes for the stack pointer.
4624 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4625 by EH_RETURN_STACKADJ_RTX.
4627 2012-04-06 Matt Turner <mattst88@gmail.com>
4629 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4631 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4633 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4634 of the destination isn't also a FP_REGS register.
4636 2012-04-03 Richard Guenther <rguenther@suse.de>
4638 Backport from mainline
4639 2012-03-02 Richard Guenther <rguenther@suse.de>
4641 PR tree-optimization/52406
4642 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4643 (struct indices): Add unconstrained_base member.
4644 (struct dr_alias): Remove unused vops member.
4645 (DR_UNCONSTRAINED_BASE): New define.
4646 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4647 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4648 be an artificial access that covers the whole indexed object,
4649 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4650 plain decl base-objects to their MEM_REF variant.
4651 (dr_may_alias_p): When the base-object of either data reference
4652 has unknown size use only points-to information.
4653 (compute_affine_dependence): Make dumps easier to read and
4655 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4656 DR_REF when looking for packed references.
4657 (vect_supportable_dr_alignment): Likewise.
4659 2012-04-03 Richard Guenther <rguenther@suse.de>
4661 Backport from mainline
4662 2012-03-15 Richard Guenther <rguenther@suse.de>
4665 * tree-data-ref.c (subscript_dependence_tester_1): Check
4666 all dimensions for non-conflicting access functions.
4668 2012-04-03 Richard Guenther <rguenther@suse.de>
4670 Backport from mainline
4671 2012-03-06 Richard Guenther <rguenther@suse.de>
4674 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4676 2012-03-23 Richard Guenther <rguenther@suse.de>
4678 PR tree-optimization/52678
4679 * tree-vectorizer.h (struct _stmt_vec_info): Add
4680 loop_phi_evolution_part member.
4681 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4682 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4683 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4684 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4685 Use the cached evolution part and the PHI nodes value from
4686 the loop preheader edge instead of re-analyzing the evolution.
4688 2012-03-26 Richard Guenther <rguenther@suse.de>
4690 PR tree-optimization/52701
4691 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4692 compute and set the evolution part of PHI nodes.
4694 2012-03-30 Richard Guenther <rguenther@suse.de>
4696 PR tree-optimization/52754
4697 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4698 propagate arbitrary addresses into really plain dereferences.
4700 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4702 PR tree-optimization/52835
4703 * tree-data-ref.c (build_rdg): Return NULL if
4704 compute_data_dependences_for_loop failed.
4706 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4708 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4709 (stmt_can_make_abnormal_goto): Use it.
4710 (is_ctrl_altering_stmt): Likewise.
4712 2012-03-31 Martin Jambor <mjambor@suse.cz>
4714 Backported from mainline
4715 2012-03-30 Martin Jambor <mjambor@suse.cz>
4717 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4718 is a builtin_stack_save in a dominating BB.
4720 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4722 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4723 crossing 128bit lane boundary.
4725 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4727 Backported from mainline
4728 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4731 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4733 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4734 * config/i386/i386.c: Include reload.h.
4735 (ix86_legitimize_reload_address): New function.
4737 2012-03-28 Martin Jambor <mjambor@suse.cz>
4739 Backported from mainline
4740 2012-03-27 Martin Jambor <mjambor@suse.cz>
4743 * tree-sra.c (sra_modify_assign): Do not call
4744 load_assign_lhs_subreplacements when working with an unscalarizable
4747 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4750 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4751 __builtin_va_start to __builtin_next_arg if the latter is
4752 builtin_decl_explicit_p rather than when it is not.
4755 * tree-vect-generic.c (vector_element): Perform multiplication
4756 for pos in bitsizetype type instead of idx type.
4758 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4760 Backport from 2012-03-28 mainline r185910.
4763 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4764 (avr_builtin_decl): New static function.
4765 (struct avr_builtin_description, avr_bdesc): Move up.
4766 Add GTY marker. Add field fndecl. Remove redundant field id.
4767 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4768 (avr_expand_builtin): Code cleanup because .id is removed.
4770 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4773 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4776 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4778 Backport from 2012-03-28 mainline r185907.
4781 * config.gcc (tm_file): Remove avr/multilib.h.
4783 * doc/invoke.texi (AVR Options): Adjust
4784 documentation of -mtiny-stack.
4786 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4787 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4788 * config/avr/t-avr: Remove generation of multilib.h.
4789 * config/avr/t-multilib: Regenerate.
4790 * config/avr/multilib.h: Remove.
4791 * config/avr/avr.opt (-msp8): New option.
4792 (avr_sp8): New variable.
4793 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4794 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4795 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4796 (avr_device_to_sp8): New prototype.
4797 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4798 (DRIVER_SELF_SPECS): New define.
4799 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4800 __AVR_SP8__, __AVR_HAVE_SPH__.
4801 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4802 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4803 (avr_file_start): Ditto.
4805 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4808 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4809 instead of 8 in adjust_address.
4811 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4813 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4814 of a unit before computing the offset in units.
4816 2012-03-27 Richard Guenther <rguenther@suse.de>
4819 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4822 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4825 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4827 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4830 * varasm.c: Include pointer-set.h.
4831 (pending_assemble_externals_set): New pointer set.
4832 (process_pending_assemble_externals): Destroy the pointer set.
4833 (assemble_external): See if decl is in pending_assemble_externals_set,
4834 and add it to pending_assemble_externals if necessary.
4835 (init_varasm_once): Allocate pending_assemble_externals_set.
4837 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4839 Backported from mainline
4840 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4843 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4844 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4845 (vector_ltgt<mode>): Likewise.
4846 (vector_ordered<mode>): Likewise.
4847 (vector_unordered<mode>): Likewise.
4848 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4850 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4852 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4855 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4857 Backported from mainline
4858 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4862 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4863 GENERAL_REGS and FP_REGS for SImode.
4865 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4868 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4869 on any new_local_var_chain vars declared during recursing on
4870 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4872 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4874 Backport from 2012-03-22 mainline r185692.
4877 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4878 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4879 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4880 (delay_cycles_1, delay_cycles_2): Ditto.
4881 (delay_cycles_3, delay_cycles_4): Ditto.
4882 (nopv, *nopv): Ditto.
4883 (sleep, *sleep): Ditto.
4886 Backport from 2012-03-21 mainline r185605.
4888 PR rtl-optimization/52543
4890 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4891 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4892 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4893 (avr_load_libgcc_p): Restrict to __flash loads.
4894 (avr_out_lpm): Only handle 1-byte loads from __flash.
4895 (avr_load_lpm): New function.
4896 (avr_find_unused_d_reg): Remove.
4897 (avr_out_lpm_no_lpmx): Remove.
4898 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4899 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4900 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4901 (load_<mode>, load_<mode>_clobber): New insns.
4902 (mov<mode>): For multi-byte move from non-generic
4903 16-bit address spaces: Expand to load_<mode> resp.
4904 load_<mode>_clobber.
4905 (load<mode>_libgcc): Remove expander.
4906 (split-lpmx): Remove split.
4908 Backport from 2012-03-13 mainline r185329.
4911 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4912 offset (size) to a value the insns can deal with.
4913 (expand_epilogue): Ditto.
4915 Backport from 2012-03-12 mainline r185256.
4918 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4919 type from reg_class_t to enum reg_class.
4920 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4922 Backport from 2012-03-12 mainline r185253.
4925 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4926 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4927 r184615 from 2012-02-28.
4929 Backport from 2012-03-08 mainline r185105.
4931 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4932 for constants in [-63,63].
4934 Backport from 2012-03-08 mainline r185100.
4937 * config/avr/avr.c (avr_mem_clobber): New static function.
4938 (avr_expand_delay_cycles): Add memory clobber operand to
4939 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4940 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4941 (enable_interrupt, disable_interrupt): New expander.
4942 (nopv, sleep, wdr): New expanders.
4943 (delay_cycles_1): Add memory clobber.
4944 (delay_cycles_2): Add memory clobber.
4945 (delay_cycles_3): Add memory clobber.
4946 (delay_cycles_4): Add memory clobber.
4947 (cli_sei): New insn from former "enable_interrupt",
4948 "disable_interrupt" with memory clobber.
4949 (*wdt): New insn from former "wdt" with memory clobber.
4950 (*nopv): Similar, but for "nopv".
4951 (*sleep): Similar, but for "sleep".
4953 Backport from 2012-03-07 mainline r185043.
4956 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4958 Backport from 2012-03-07 mainline r185032.
4961 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4962 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4963 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4965 Backport from 2012-03-07 mainline r185031.
4968 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4970 * config/avr/avr.md (xload_8): Adjust insn length.
4972 Backport from 2012-03-07 mainline r185030.
4975 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4976 if RAMPZ affects reading from RAM.
4978 Backport from 2012-03-05 mainline r184919.
4980 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4982 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4984 Backport from mainline r185259.
4987 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4988 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4990 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4992 Backported from mainline
4993 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4996 * c-parser.c (c_parser_postfix_expression)
4997 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4999 * config/i386/smmintrin.h: Avoid /* within a comment.
5000 * config/i386/nmmintrin.h: Likewise.
5002 2012-03-22 Richard Guenther <rguenther@suse.de>
5004 * BASE-VER: Set to 4.7.1.
5005 * DEV-PHASE: Set to prerelease.
5007 2012-03-22 Release Manager
5009 * GCC 4.7.0 released.
5011 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5013 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5015 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5016 Andrew Pinski <apinski@cavium.com>
5019 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5020 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5021 calls instead of __builtin_ir{int,ound}*.
5023 2012-03-14 Jakub Jelinek <jakub@redhat.com>
5026 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
5029 2012-03-13 Joseph Myers <joseph@codesourcery.com>
5031 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
5032 Refer to GCC 4.7 version of c99status.html.
5034 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5036 Backport from mainline
5037 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5039 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5040 redefine to be NULL if the current bit-size is different from the
5041 configured bit-size.
5043 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5044 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5045 set the default tuning. Add asserts to make sure the cpu and tune
5046 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5047 test whether the index is set, instead of > 0.
5048 (rs6000_file_start): Do not reset the default cpu if the current
5049 bit-size is different from the configured bit-size.
5051 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5053 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5055 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5056 Update binutils references.
5057 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5058 Update binutils reference.
5059 Update Sun as/GNU ld caveat.
5060 Document binutils largefile requirement for LTO plugin.
5061 Remove reference to alternate libpthread.
5063 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5065 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
5067 (Specific, mips-sgi-irix6): Likewise.
5069 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5071 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5072 * configure: Regenerate.
5074 2012-03-07 Richard Henderson <rth@redhat.com>
5076 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5077 * config/m68k/sync.md (atomic_test_and_set): Use it.
5078 (atomic_test_and_set_1): Likewise.
5080 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5083 * Makefile.in: Let install-gcc-ar depend on installdirs,
5084 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5085 Don't double canonicalize if cross-compiling.
5087 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5089 * trans-mem.c: New typedef for tm_region_p.
5090 Define vector types for tm_region_p.
5091 (tm_region_init): Replace region_worklist to a vector called
5094 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5097 * trans-mem.c (tm_region_init): Use last_basic_block.
5099 2012-03-05 Richard Henderson <rth@redhat.com>
5102 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5103 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5104 BIGGEST_ALIGNMENT is aligned.
5106 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5108 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5110 2012-03-05 Richard Henderson <rth@redhat.com>
5113 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5114 instead of calling negqi2 directly.
5116 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5118 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5119 (INTMAX_TYPE): Use it.
5120 (UINTMAX_TYPE): Likewise.
5121 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5122 (irix6_c_common_override_options): Declare.
5123 (C_COMMON_OVERRIDE_OPTIONS): Define.
5124 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
5125 * config/mips/irix6-c.c: New file.
5126 * config/mips/t-irix6 (irix6-c.o): New target.
5127 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
5130 2012-03-02 Richard Henderson <rth@redhat.com>
5132 * optabs.c (expand_atomic_test_and_set): Honor
5133 atomic_test_and_set_trueval even when atomic_test_and_set
5134 optab is not in use.
5136 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5138 Backport from mainline
5139 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5141 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5143 2012-03-02 Richard Guenther <rguenther@suse.de>
5145 * DEV-PHASE: Set to prerelease.
5147 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5149 * config.gcc (obsolete): Add all ARM targets using the FPA.
5150 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5151 * doc/install.texi: Avoid references to obsolete ARM ports.
5153 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5155 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5157 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5158 Joern Rennecke <joern.rennecke@embecosm.com>
5160 * doc/extend.texi: Expand and update information on interrupt
5161 attribute for Epiphany.
5163 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5165 * config/sh/sh-protos.h: Update copyright notice dates.
5166 * config/sh/sh.h: Likewise.
5167 * config/sh/sh.md: Likewise.
5168 * config/sh/constraints.md: Likewise.
5169 * config/sh/predicates.md: Likewise.
5171 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5173 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5174 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5176 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5178 * config/sh/constraints.md: Fix comment typo.
5180 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5183 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5184 unsigned HOST_WIDE_INT.
5185 (zvdep_imm64): Likewise.
5186 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5187 (vdepi_and): Likewise.
5188 Likewise for unamed 64-bit patterns.
5189 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5191 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5194 PR rtl-optimization/52417
5195 * cselib.c (cselib_any_perm_equivs): New variable.
5196 (cselib_reset_table): Check that it's not set when not
5197 preserving constants.
5198 (cselib_add_permanent_equiv): Set it.
5199 (cselib_have_permanent_equivalences): New.
5200 (cselib_init, cselib_finish): Reset it.
5201 * cselib.h (cselib_have_permanent_equivalences): Declare.
5202 * alias.c (get_addr): Restore earlier behavior when there
5203 aren't permanent equivalences.
5205 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5207 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5208 * config/v850/v850-modes.def: Fix copyright notice.
5210 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5212 * doc/extend.texi (AVR Built-in Functions): Document
5213 __builtin_avr_flash_segment.
5215 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5216 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5217 (*split.flash_segment): New insn-and-split.
5218 * config/avr/avr.c (avr_init_builtins): Add local variables:
5219 const_memx_void_node, const_memx_ptr_type_node,
5220 char_ftype_const_memx_ptr.
5222 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5224 PR tree-optimization/52445
5225 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5226 add ssa_name_ver, offset and size fields and change store field
5228 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5229 (add_or_mark_expr): Likewise. Only consider previous stores
5230 with the same size and offset.
5231 (nt_init_block): Only look at gimple_assign_single_p stmts,
5232 doesn't look at rhs2.
5234 2012-03-01 Richard Guenther <rguenther@suse.de>
5237 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5238 conversions from integral types to pointer types.
5240 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5242 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5243 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5244 unintentionally removed in r184616.
5246 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5248 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5251 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5252 Uros Bizjak <ubizjak@gmail.com>
5255 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5256 alternatives, add "e" constraint to the new last alternative
5257 and ! to last 3 alternatives.
5259 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5261 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5262 DW_AT_artificial attributes at the end of the processing.
5263 (gen_array_type_die): Likewise.
5264 (gen_enumeration_type_die): Likewise.
5265 (gen_struct_or_union_type_die): Likewise.
5266 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5269 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5272 * expr.c (expand_assignment): If doing misaligned store that doesn't
5273 cover all mode bits, perform a RMW cycle.
5275 PR tree-optimization/52429
5276 * tree-parloops.c (separate_decls_in_region_debug): Return early
5277 if var is LABEL_DECL.
5279 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5281 PR tree-optimization/52424
5282 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5283 calling dom_thread_across_edge.
5285 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5287 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5289 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5291 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5292 * config/avr/avr.c (avr_output_bld): Remove unused function.
5293 (avr_out_sbxx_branch): Use "%T" to print bit position.
5295 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5297 * config/avr/avr.md: Untabify.
5299 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5301 * config/avr/avr.md (eqne): New code iterator.
5302 (*dec-and-branchsi): Use it in text peephole's condition.
5303 (*dec-and-branchhi): Ditto.
5304 (*dec-and-branchqi): Ditto.
5306 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5309 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5310 the device does not have the skip-bug.
5312 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5314 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5315 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5316 -mpretend-cmove): New.
5318 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5321 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5322 doesn't count DEBUG_INSN refs.
5323 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5324 for DEBUG_INSN refs.
5326 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5330 2012-02-20 Richard Guenther <rguenther@suse.de>
5331 PR tree-optimization/52298
5332 * tree-vect-stmts.c (vectorizable_load): Properly use
5333 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5336 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5339 * gimple.h (gimple_in_transaction): New.
5340 (gimple_set_in_transaction): New.
5341 (struct gimple_statement_base): Add in_transaction field.
5342 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5344 (tree_ssa_lim_initialize): Compute transaction bits.
5345 * tree.h (compute_transaction_bits): Protoize.
5346 * trans-mem.c (tm_region_init): Use the heap to store BB
5348 (compute_transaction_bits): New.
5350 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5352 * gcc.c (display_help): Document --help=common and sort entries
5355 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5357 * doc/install.texi: Document check-$LANG specific shortcuts
5359 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5362 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5364 * config/arm/arm_neon.h: Regenerate.
5365 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5366 (neon_vcgeu): New insn.
5367 (neon_vcgtu): Likewise.
5368 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5369 (ops): Unsigned comparison intrinsics call a different
5372 2012-02-28 Richard Guenther <rguenther@suse.de>
5375 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5376 ordering for the VEC_CONCAT for two element vectors for
5377 V2SFmode, V2SImode and V2DImode.
5379 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5382 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5383 detecting big-endian triplets.
5385 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5387 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5388 mode if there is no type information available.
5390 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5392 PR tree-optimization/53207
5393 * doc/invoke.texi: Document as experimental and relying on graphite.
5395 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5397 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5398 of initializer to changes from r184614.
5400 2012-02-28 Richard Guenther <rguenther@suse.de>
5402 PR tree-optimization/52395
5403 * tree-sra.c (build_ref_for_offset): Also look at the base
5404 TYPE_ALIGN when figuring out the alignment of the replacement.
5406 2012-02-28 Richard Guenther <rguenther@suse.de>
5408 PR tree-optimization/52402
5409 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5410 mis-aligned types when creating the accesses at the call site.
5412 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5414 * config/avr/builtins.def: New file.
5415 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5416 * config/avr/avr.c (enum avr_builtin_id): Use it.
5417 (avr_init_builtins): Use it. And use avr_bdesc.
5418 (bdesc_1arg): Remove.
5419 (bdesc_2arg): Remove.
5420 (bdesc_3arg): Remove.
5421 (struct avr_builtin_description): Add field n_args.
5422 (avr_bdesc): New static variable using builtins.def.
5423 (avr_expand_builtin): Use it.
5424 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5425 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5426 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5428 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5431 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5432 match only one single hard register with respective hard reg rtx.
5433 (movmemx_<mode>): Ditto.
5434 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5435 insn anatomy of movmem[x]_<mode>.
5436 (avr_out_movmem): Same for printing assembler and operand usage.
5438 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5442 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5443 address spaces located outside of device flash.
5445 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5446 (mcu_type_s): Add field n_flash.
5447 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5448 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5449 (AVR_MCU): Add N_FLASH argument.
5450 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5451 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5452 macro __FLASH<n> if that address space makes sense for the device.
5453 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5454 outside of target flash.
5455 (avr_asm_named_section): Ditto.
5456 (avr_asm_select_section): Ditto.
5457 (avr_addr_space_convert): Ditto.
5458 (avr_emit_movmemhi): Ditto.
5459 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5460 address space is outside of device flash.
5461 (avr_insert_attributes): Ditto.
5462 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5463 avr_current_arch->n_segments.
5465 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5468 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5470 (*movabs<mode>_2): Likewise.
5472 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5475 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5476 s_register_operand in the test instead of REG_P. Don't call
5477 gen_reg_rtx if it won't be used.
5479 PR tree-optimization/52376
5480 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5482 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5484 * ifcvt.c (noce_get_condition): Check condition variable is not
5485 small_register_classes_for_mode_p before accepting.
5487 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5489 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5491 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5494 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5495 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5497 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5499 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5501 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5503 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5505 * config/sh/predicates.md: Remove blank lines.
5506 * config/sh/sh.c: Fix typos in comments.
5507 * config/sh/constraints.md: Likewise.
5508 * config/sh/sh.md: Remove blank lines.
5509 Fix typos in comments. Use ;; as comment characters.
5511 2012-02-26 Walter Lee <walt@tilera.com>
5513 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5514 (replace_mov_pcrel_step2): Ditto.
5516 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5519 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5520 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5521 and locs that reference values newer than the non-canonical value
5522 at hand. Return the canonical value as a worst case.
5523 (memrefs_conflict_p): Walk canonical value's locs.
5526 * cselib.c (preserve_only_constants): Rename to...
5527 (preserve_constants_and_equivs): ... this. Split out...
5528 (invariant_or_equiv_p): ... this. Preserve plus expressions
5529 of other preserved expressions too.
5530 (cselib_reset_table): Adjust.
5531 * var-tracking.c (reverse_op): Use canonical value to build
5534 2012-02-23 Kai Tietz <ktietz@redhat.com>
5536 * config/i386/i386.c (ix86_delegitimize_address): Handle
5537 UNSPEC_PCREL plus displacement.
5539 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5542 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5543 to test for unusedness in st X addressing.
5545 2012-02-24 Richard Guenther <rguenther@suse.de>
5548 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5549 (is_gimple_reg_type): Move inline ...
5550 * gimple.h (is_gimple_reg_type): ... here.
5552 2012-02-24 Richard Guenther <rguenther@suse.de>
5555 * passes.c (execute_function_todo): When verifying SSA form
5556 verify gimple form first.
5557 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5559 2012-02-24 Richard Guenther <rguenther@suse.de>
5562 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5563 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5565 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5567 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5569 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5571 * tree-phinodes.c (make_phi_node): Mark static.
5572 * tree-flow.h (make_phi_node): Remove extern decl.
5573 * doc/gimple.texi (make_phi_node): Remove documentation.
5575 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5577 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5578 * tree-ssa-sccvn.c (print_scc): Ditto.
5580 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5582 * doc/passes.texi (Full redundancy elimination): Fix typo.
5584 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5586 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5588 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5591 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5593 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5596 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5598 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5600 * config/avr/avr.md (code_stdname): Add ior, xor.
5601 (xior): New code iterator.
5602 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5603 (*<code_stdname><mode>qi.byte1-3): Ditto.
5605 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5607 PR tree-optimization/52019
5608 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5611 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5613 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5614 HAVE_INITFINI_ARRAY to work around namespace pollution in
5615 certain versions of newlib system headers.
5616 * config.in: Regenerate.
5617 * configure: Regenerate.
5618 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5619 instead of HAVE_INITFINI_ARRAY.
5621 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5624 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5625 is not offsettable memory reference.
5627 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5630 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5631 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5633 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5635 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5636 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5638 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5640 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5641 library on Solaris 8 even without TLS support.
5642 * configure: Regenerate.
5644 2012-02-22 Richard Guenther <rguenther@suse.de>
5647 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5648 for GIMPLE_DEBUG stmts.
5650 2012-02-22 Martin Jambor <mjambor@suse.cz>
5653 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5654 according to the base object.
5656 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5658 PR rtl-optimization/50063
5659 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5660 and 2 (8-bit SP) in operand 2.
5661 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5662 setup to use movhi_sp_r instead of vanilla move to write SP.
5663 Adjust REG_CFA notes to superseed unspec.
5664 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5666 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5667 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5668 irq_state 1 (IRQ known to be on) here.
5670 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5672 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5674 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5675 assign_hard_reg): Likewise.
5677 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5679 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5681 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5684 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5685 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5687 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5689 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5690 prototype from here to...
5691 * config/avr/avr.h: ...here.
5693 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5696 * thumb2.md (thumb2_shiftsi3_short): Split register and
5697 immediate shifts. For register shifts tie operands 0 and 1.
5698 (peephole2 for above): Check that register-controlled shifts
5699 have suitably tied operands.
5701 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5704 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5705 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5706 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5707 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5708 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5709 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5710 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5711 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5712 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5713 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5714 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5715 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5716 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5717 bdver1_ssevector_avx256_unaligned_load,
5718 bdver1_ssevector_sse128_unaligned_load,
5719 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5720 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5721 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5722 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5723 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5724 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5725 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5726 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5727 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5728 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5729 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5730 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5731 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5732 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5733 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5734 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5735 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5736 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5737 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5738 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5739 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5740 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5741 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5742 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5743 bdver1_ssediv_double_load, bdver1_ssediv_double,
5744 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5745 Add "bdver2" attribute.
5747 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5749 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5750 default if possible and not specified otherwise.
5752 2012-02-21 Richard Guenther <rguenther@suse.de>
5755 * gimplify.c (create_tmp_from_val): Use the main variant type
5756 for the type of the temporary we create.
5758 2012-02-21 Richard Guenther <rguenther@suse.de>
5760 PR tree-optimization/52324
5761 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5762 do not gimplify a MEM_REF address operand if it is already
5765 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5767 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5768 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5770 2012-02-21 Richard Guenther <rguenther@suse.de>
5772 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5773 nested_in_vect_loop.
5775 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5777 PR tree-optimization/52318
5778 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5779 vdef also to non-pure/const call stmts in the sequence.
5781 2012-02-20 David S. Miller <davem@davemloft.net>
5783 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5784 don't use the "rd %pc" instruction on v9 for PIC register loads.
5786 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5789 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5790 in a transaction safe function.
5792 2012-02-20 Kai Tietz <ktietz@redhat.com>
5795 * stor-layout.c (place_field): Handle desired_align for
5798 2012-02-20 Richard Guenther <rguenther@suse.de>
5800 PR tree-optimization/52298
5801 * tree-vect-stmts.c (vectorizable_store): Properly use
5802 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5804 (vectorizable_load): Likewise.
5805 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5806 Access DR_STEP after ensuring it is not NULL.
5808 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5810 PR tree-optimization/52286
5811 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5812 optimization use double_int_to_tree instead of build_int_cst_wide,
5813 rewrite to use double_int vars.
5815 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5818 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5820 Remove -e 0 from $gcc_cv_ld invocation.
5821 Only use __GLIBC_PREREQ if defined.
5822 Enable on Solaris since Solaris 8 patch.
5823 (gcc_SUN_LD_VERSION): New macro.
5824 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5825 gcc_SUN_LD_VERSION for version number format.
5826 * configure: Regenerate.
5827 * varasm.c (get_elf_initfini_array_priority_section): Set
5828 SECTION_NOTYPE for non-default priority.
5829 Use get_section instead of get_unnamed_section to emit
5830 .init_array/.fini_array with default priority.
5832 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5834 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5835 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5836 (mips_start_unique_function, mips_output_mips16_rdhwr)
5837 (mips_code_end): New functions.
5838 (TARGET_ASM_CODE_END): Define.
5840 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5842 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5843 to stubs with non-sibling calls.
5845 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5847 * doc/invoke.texi (-fira-* options): Copy-edit.
5848 (ira-* parameters): Copy-edit.
5850 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5852 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5853 GCC coding conventions.
5855 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5857 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5858 when used as adjectives.
5860 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5862 * doc/invoke.texi: Clean up "that"/"which" confusion.
5864 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5866 * system.h: Poison SMALL_REGISTER_CLASSES
5867 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5868 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5870 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5872 PR tree-optimization/52285
5873 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5874 when deciding if a call is a tail call or tail recursion.
5876 2012-02-16 Kai Tietz <ktietz@redhat.com>
5878 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5879 interger-constant displacement for UNSPEC_PCREL.
5881 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5883 PR rtl-optimization/52208
5884 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5885 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5887 PR tree-optimization/52255
5888 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5889 loop->header has virtual PHI, but exit_e->dest doesn't, add
5890 virtual PHI to exit_e->dest and adjust all uses after the loop.
5893 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5894 children with clone_tree_hash, not after it.
5896 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5898 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5899 extended identifiers.
5901 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5904 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5905 a same_body_alias, also test whether e->callee isn't a former
5906 or current clone of the decl this is a same body alias of.
5908 PR translation/52264
5909 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5911 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5913 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5915 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5918 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5919 force_reg instead of copy_to_reg for better optimization. Force
5920 non-register or memory operands into a register.
5922 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5924 * extend.texi: Reserve upper bits of memory model for future use.
5926 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5927 Anatoly Sokolov <aesok@post.ru>
5928 Eric Weddington <eric.weddington@atmel.com>
5931 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5932 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5933 Rewrite initializers for .macro.
5934 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5935 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5936 atxmega32d4, atxmega32x1.
5937 avrxmega4: atxmega64a3, atxmega64d3.
5938 avrxmega5: atxmega64a1, atxmega64a1u.
5939 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5940 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5941 avrxmega7: atxmega128a1, atxmega128a1u.
5942 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5943 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5944 (struct base_arch_s): Rename reserved to xmega_p.
5945 Rename reserved2 to have_rampd.
5946 (AVR_XMEGA): New define.
5947 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5948 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5949 * config/avr/predicates.md (io_address_operand): Take into
5951 (low_io_address_operand): Ditto.
5952 (high_io_address_operand): Ditto.
5953 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5954 (enabled, movhi_sp_r): Use them.
5955 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5956 cpp_define_formatted to built-in define __AVR_ARCH__.
5957 (__AVR_XMEGA__): New built-in define.
5958 (__AVR_HAVE_RAMPD__): New built-in define.
5959 (__AVR_HAVE_RAMPX__): New built-in define.
5960 (__AVR_HAVE_RAMPY__): New built-in define.
5961 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5963 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5964 (avr_option_override): Initialize them.
5965 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5966 (avr_init_expanders): Initialize them. No more block several calls.
5967 (emit_push_sfr): New static function.
5968 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5970 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5971 (avr_print_operand): Print addreeses as symbols for
5972 RAMPX, RAMPY, RAMPD, CCP.
5973 (output_movhi): Handle AVR_XMEGA when writing to SP.
5974 (avr_out_movhi_mr_r_xmega): New static function.
5975 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5976 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5977 __RAMPD__, __CCP__ as needed.
5979 * config/avr/multilib.h: Regenerate.
5980 * config/avr/t-multilib: Regenerate.
5981 * config/avr/avr-tables.opt: Regenerate.
5983 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5985 PR tree-optimization/50561
5986 * graphite-flattening.c (lst_project_loop): Do not
5987 remove old scattering dimensions after flattening.
5988 (lst_do_flatten): Likewise.
5990 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5992 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5993 __builtin_avr_map8, __builtin_avr_map16.
5994 Document __builtin_avr_insert_bits.
5996 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5997 (insert_bits): New insn.
5998 (adjust_len.map_bits): Rename to insert_bits.
5999 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6000 * avr-protos.h (avr_out_map_bits): Remove.
6001 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6002 * config/avr/constraints.md (Cxf,C0f): New.
6003 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6004 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6005 New built-in define __BUILTIN_AVR_INSERT_BITS.
6006 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6007 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6008 (avr_move_bits): Rewrite.
6009 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6011 (avr_map_op_t): New typedef.
6012 (avr_map_op): New static variable.
6013 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6014 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6015 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6016 (bdesc_3arg, avr_expand_triop_builtin): New.
6017 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6018 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6019 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6020 (avr_map_equal_p, avr_map_sig_p): Remove.
6021 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6022 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6023 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6024 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6025 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6026 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6028 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6030 * config/c6x/c6x.md (reserve_cycles): New attribute.
6031 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6032 don't reserve functional units after the branch occurs.
6034 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6037 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6038 functions into non-tm_pure functions.
6040 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6043 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6044 (iterative_hash_canonical_type): Likewise.
6045 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6048 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6050 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6051 sched-group insn, it either remains alone or the entire list is pruned.
6053 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6055 * doc/install.texi (Prerequisites): Fix grammar.
6056 (Configuration): Likewise.
6058 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6060 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6061 MPC as part of GCC before describing configuring with --with-gmp etc.
6062 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6063 sources are present.
6065 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6068 * dwarf2out.c (clone_tree_hash): New function.
6069 (copy_decls_walk): Use it instead of clone_tree.
6071 2012-02-14 Richard Guenther <rguenther@suse.de>
6073 PR tree-optimization/52244
6074 PR tree-optimization/51528
6075 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6076 replacements for integral types.
6078 2012-02-14 Walter Lee <walt@tilera.com>
6080 * config.gcc: Handle tilegx and tilepro.
6081 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6083 Add HAVE_AS_TLS check for tilegx and tilepro.
6084 * configure: Regenerate.
6085 * doc/contrib.texi: Add Mat Hostetter and self.
6086 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6087 Document instruction intrinsics and network accessing intrinsics.
6088 (TILEPro Built-in Functions): New node. Document instruction
6089 intrinsics and network accessing intrinsics.
6090 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6091 (Specific, tilepro-*-linux*): Likewise.
6092 * doc/invoke.texi (TILE-Gx Options): New section.
6093 (TILEPro Options): New section.
6094 * doc/md.texi (TILE-Gx): New section.
6095 (TILEPro): New section.
6096 * common/config/tilegx/tilegx-common.c: New file.
6097 * common/config/tilepro/tilepro-common.c: New file.
6098 * config/tilegx/constraints.md: New file.
6099 * config/tilegx/linux.h: New file.
6100 * config/tilegx/mul-tables.c: New file.
6101 * config/tilegx/predicates.md: New file.
6102 * config/tilegx/sync.md: New file.
6103 * config/tilegx/t-tilegx: New file.
6104 * config/tilegx/tilegx-builtins.h: New file.
6105 * config/tilegx/tilegx-c.c: New file.
6106 * config/tilegx/tilegx-generic.md: New file.
6107 * config/tilegx/tilegx-modes.def: New file.
6108 * config/tilegx/tilegx-multiply.h: New file.
6109 * config/tilegx/tilegx-protos.h: New file.
6110 * config/tilegx/tilegx.c: New file.
6111 * config/tilegx/tilegx.h: New file.
6112 * config/tilegx/tilegx.md: New file.
6113 * config/tilegx/tilegx.opt: New file.
6114 * config/tilepro/constraints.md: New file.
6115 * config/tilepro/gen-mul-tables.cc: New file.
6116 * config/tilepro/linux.h: New file.
6117 * config/tilepro/mul-tables.c: New file.
6118 * config/tilepro/predicates.md: New file.
6119 * config/tilepro/t-tilepro: New file.
6120 * config/tilepro/tilepro-builtins.h: New file.
6121 * config/tilepro/tilepro-c.c: New file.
6122 * config/tilepro/tilepro-generic.md: New file.
6123 * config/tilepro/tilepro-modes.def: New file.
6124 * config/tilepro/tilepro-multiply.h: New file.
6125 * config/tilepro/tilepro-protos.h: New file.
6126 * config/tilepro/tilepro.c: New file.
6127 * config/tilepro/tilepro.h: New file.
6128 * config/tilepro/tilepro.md: New file.
6129 * config/tilepro/tilepro.opt: New file.
6131 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6133 PR tree-optimization/52210
6134 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6135 vect_model_simple_cost with two entry vect_def_type array instead
6136 of an address of dt.
6138 2012-02-14 Richard Guenther <rguenther@suse.de>
6141 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6142 Do not stream DECL_QUALIFIER.
6143 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6144 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6145 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6147 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6150 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6153 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6156 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6157 * cselib.c (cselib_subst_to_values_from_insn): New function.
6158 * sched-deps.c (add_insn_mem_dependence,
6159 sched_analyze_1, sched_analyze_2): Use it.
6161 2012-02-13 Jan Hubicka <jh@suse.cz>
6164 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6166 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6168 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6169 (GTM_SELF_SPECS): Define if not already defined.
6170 (driver_self_specs): Add GTM_SELF_SPECS.
6171 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6172 (GTM_SELF_SPECS): Define.
6173 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6174 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6176 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6178 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6181 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6184 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6185 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6187 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6190 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6192 2012-02-13 Richard Guenther <rguenther@suse.de>
6194 PR translation/52211
6195 * passes.c (enable_disable_pass): Fix typo.
6197 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6200 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6201 XOR for reduce_bit_field if type is unsigned.
6203 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6205 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6206 disallow changes from SFmode to mode with different size in FP regs.
6208 2012-02-12 Robert Millan <rmh@gnu.org>
6209 Gerald Pfeifer <gerald@pfeifer.com>
6211 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6214 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6216 PR rtl-optimization/52175
6217 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6218 to frame-related instructions.
6220 2012-02-10 Jason Merrill <jason@redhat.com>
6223 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6224 (demangle_new_symbols): Fill it.
6225 (scan_linker_output): Walk it.
6226 (start_tweaking): Split out from scan_linker_output.
6227 (maybe_tweak): Update sym->chosen.
6228 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6230 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6233 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6235 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6237 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6238 having the same mode as previous compare.
6240 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6242 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6243 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6244 (nonlocal_goto_internal): Likewise.
6245 (nonlocal_goto): Emit a use and an indirect jump directly.
6247 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6250 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6251 __atomic_{is,always}_lock_free.
6253 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6256 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6257 negative constant address for x32.
6259 2012-02-10 Richard Henderson <rth@redhat.com>
6261 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6262 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6263 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6265 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6266 Ira Rosen <irar@il.ibm.com>
6268 PR tree-optimization/50031
6269 * targhooks.c (default_builtin_vectorization_cost): Handle
6271 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6272 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6273 all types of reduction and pattern statements.
6274 (vect_estimate_min_profitable_iters): Likewise.
6275 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6276 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6277 for explicit realigns.
6278 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6279 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6281 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6282 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6283 vec_perm for VSX and handle vec_promote_demote.
6285 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6288 * builtins.c (fold_builtin_atomic_always_lock_free,
6289 expand_builtin_atomic_always_lock_free,
6290 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6291 Return and/or test boolean_true_node/boolean_false_node instead of
6292 integer_one_node/integer_zero_node.
6294 2012-02-10 Jan Hubicka <jh@suse.cz>
6297 * predict.c (predict_paths_for_bb): Prevent looping.
6298 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6300 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6302 * config/arm/arm.c (output_move_double): In one case properly
6303 count number of instructions that will be emitted.
6305 2012-02-10 Richard Guenther <rguenther@suse.de>
6307 PR translation/52193
6308 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6310 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6313 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6315 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6318 * var-tracking.c (emit_note_insn_var_location): If
6319 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6320 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6321 non-NOTE_DURING_CALL_P insn.
6323 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6326 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6328 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6331 * gcc.c (switch_matches) Support switches with separated form,
6334 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6336 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6338 (RAMPZ_ADDR): Ditto.
6339 * config/avr/avr.c (avr_addr_t): New typedef.
6340 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6341 (avr_init_expanders): Initialize it.
6342 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6344 (expand_epilogue): Ditto.
6345 (avr_print_operand): Ditto.
6346 (avr_file_start): Ditto.
6347 (avr_emit_movmemhi): Ditto.
6349 2012-02-08 Richard Guenther <rguenther@suse.de>
6351 PR tree-optimization/46886
6352 * tree-flow.h (do_while_loop_p): Declare.
6353 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6354 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6356 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6358 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6359 always succeed for integers larger than a native word.
6361 2012-02-08 Richard Guenther <rguenther@suse.de>
6363 PR rtl-optimization/52170
6364 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6365 properly handle integer vector modes.
6367 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6369 PR gcov-profile/52150
6370 * coverage.c: Include target.h.
6371 (build_var): Call targetm.strip_name_encoding on the assembler name.
6372 Change one _ into . or $ if the target allows it.
6373 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6375 PR rtl-optimization/52139
6376 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6377 is a BARRIER after emit_insn_after_noloc, move BB_END
6378 to the last non-BARRIER insn before it.
6380 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6383 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6384 (mips_gimplify_va_arg_expr): Call it instead of
6385 std_gimplify_va_arg_expr.
6387 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6389 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6390 message for -mno-pointers-to-nested-function.
6392 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6395 * expr.c (get_inner_reference): If there is an offset, add a negative
6396 bit position to it (if any).
6398 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6400 PR rtl-optimization/52060
6401 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6402 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6403 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6404 and/or i0src_copy2 when needed.
6406 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6408 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6409 or LTOPLUGINSONAME if have_c.
6411 * config/freebsd-spec.h: Add comment about what macros can be defined
6413 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6414 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6417 2012-02-07 Richard Guenther <rguenther@suse.de>
6419 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6420 newline in -alias dumps.
6422 2012-02-07 Kai Tietz <ktietz@redhat.com>
6423 Dave Korn <dave.korn.cygwin@gmail.com>
6426 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6427 Take care that typinfo gets dllexport-attribute.
6429 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6432 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6433 if modifier < EXPAND_SUM call force_operand on the result.
6435 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6437 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6438 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6440 (epiphany_function_type): Replace types for specific interrupts with
6441 EPIPHANY_FUNCTION_INTERRUPT.
6442 (EPIPHANY_INTERRUPT_P): Update.
6443 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6444 New static function.
6445 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6446 <disinterrupt>: Affects type identity.
6447 (epiphany_handle_interrupt_attribute): Handle variable number of
6449 (epiphany_compute_function_type): Update for new
6450 epiphany_function_type definition.
6451 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6452 handlers with a longcall forwarder.
6453 (epiphany_start_function): Handle multiple interrupt arguments and/or
6454 forwarder_section attribute.
6456 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6459 2012-02-07 Alan Modra <amodra@gmail.com>
6462 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6465 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6467 PR tree-optimization/50969
6468 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6469 use vec_perm rather than vector_stmt.
6470 (vect_model_load_cost): Likewise.
6471 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6472 vec_perm to be the same as other vector statements.
6473 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6474 cost of vec_perm for TARGET_VSX.
6476 2012-02-06 Richard Guenther <rguenther@suse.de>
6478 PR tree-optimization/52115
6479 * tree-sra.c (access_has_replacements_p): New function.
6480 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6482 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6485 * trans-mem.c (expand_call_tm): Add an assertion.
6486 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6489 2012-02-06 Richard Guenther <rguenther@suse.de>
6491 PR tree-optimization/50955
6492 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6493 raise cost of expressions that replace an address with an
6494 expression based on a different pointer.
6496 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6499 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6500 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6502 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6505 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6506 -Weffc++ and specify guidelines come from second edition.
6508 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6510 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6511 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6512 (call_direct_split, call_value_split, call_value_internal_direct)
6513 (call_value_direct_split, call_value_multiple_split): Use jal and
6514 jal_macro attributes.
6516 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6518 * reload1.c (reload_regs_reach_end_p): Replace with...
6519 (reload_reg_rtx_reaches_end_p): ...this function.
6520 (new_spill_reg_store): Update commentary.
6521 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6522 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6523 before setting new_spill_reg_store.
6524 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6525 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6526 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6527 for non-spill reload registers.
6529 2012-02-05 Ira Rosen <irar@il.ibm.com>
6531 PR tree-optimization/52091
6532 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6533 (vect_is_simple_use_1): Likewise.
6534 * tree-vect-loop.c (vectorizable_reduction): Update calls
6535 to vect_is_simple_use_1 and vect_is_simple_use.
6536 (vectorizable_live_operation): Likewise.
6537 * tree-vect-patterns.c (widened_name_p,
6538 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6539 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6540 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6541 vectorizable_shift,vectorizable_operation, vectorizable_store,
6542 vectorizable_load): Likewise.
6543 (vect_is_simple_cond): Add an argument, pass it to
6544 vect_is_simple_use_1.
6545 (vectorizable_condition): Update calls to vect_is_simple_cond,
6547 (vect_is_simple_use): Add an argument, the statement in which
6548 OPERAND is used. Check that if OPERAND's def stmt is a double
6549 reduction phi node, the use is a phi node too.
6550 (vect_is_simple_use_1): Add an argument, pass it to
6552 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6553 to vect_is_simple_use.
6555 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6557 PR rtl-optimization/52095
6558 * modulo-sched.c (dump_insn_locator): New function.
6559 (loop_canon_p, sms_schedule): Use it.
6561 PR rtl-optimization/52113
6562 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6563 even for decomposable shift/zext insns.
6565 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6566 Zdenek Dvorak <ook@ucw.cz>
6568 PR rtl-optimization/52092
6569 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6570 on get_iv_value result.
6572 2012-02-02 Andrew Pinski <apinski@cavium.com>
6576 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6578 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6581 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6583 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6585 PR rtl-optimization/49800
6586 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6587 (sched_finish): Call regstat_free_n_sets_and_refs.
6589 2012-02-02 Jia Liu <proljc@gmail.com>
6591 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6594 2012-02-02 Jan Hubicka <jh@suse.cz>
6595 Tom de Vries <tom@codesourcery.com>
6598 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6599 * varpool.c (varpool_analyze_pending_decls): Likewise.
6601 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6602 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6604 * config.gcc: Add cr16-* support.
6606 * doc/extend.texi: Document cr16 extensions.
6607 * doc/install.texi: Document cr16 install.
6608 * doc/invoke.texi: Document cr16 options.
6609 * doc/md.texi: Document cr16 constraints.
6611 * common/config/cr16/cr16-common.c: New file.
6612 * config/cr16/cr16.c: New file.
6613 * config/cr16/cr16.h: New file.
6614 * config/cr16/cr16.md: New file.
6615 * config/cr16/cr16.opt: New file.
6616 * config/cr16/cr16-protos.h: New file.
6617 * config/cr16/predicates.md: New file.
6618 * config/cr16/constraints.md: New file.
6619 * config/cr16/t-cr16: New file.
6621 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6624 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6625 that operands[2] is either immediate, or q_regs_operand.
6627 PR tree-optimization/52073
6628 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6629 a pattern stmt for pattern uses, ignore uses outside of the loop.
6631 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6633 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6634 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6635 (OUT_AS1, OUT_AS2): Remove.
6637 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6639 PR rtl-optimization/51374
6640 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6641 to cross other volatile_refs_p insns.
6643 2012-02-01 Richard Guenther <rguenther@suse.de>
6645 * doc/invoke.texi (fno-inline): Clarify documentation.
6646 (finline-small-functions): Likewise.
6647 (finline-functions): Likewise.
6648 * common.opt (finline): Adjust comment and documentation.
6649 (finline-small-functions): Clarify documentation.
6650 (finline-functions): Likewise.
6651 (finline-functions-called-once): Likewise.
6653 2012-02-01 Tristan Gingold <gingold@adacore.com>
6655 * c-typeck.c (composite_type): Keep mode for pointers.
6657 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6659 * function.h (regno_reg_rtx): Adjust comment.
6660 * reginfo.c (init_reg_modes_target): Only use the previous mode
6661 if it fits within one register. Remove MIPS comment.
6663 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6666 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6668 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6670 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6671 to srak instruction.
6673 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6675 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6677 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6682 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6684 2012-01-31 Richard Guenther <rguenther@suse.de>
6686 PR tree-optimization/51528
6687 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6690 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6695 * ree.c (add_removable_extension): Change def_map argument
6696 to unsigned *, store in def_map 1 + offset into *insn_list vector
6697 instead of pointers into the vector.
6698 (find_removable_extensions): Adjust caller.
6700 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6702 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6703 Transform all "* quoted-c-code" to { c-code }.
6704 Remove redundant test for "optimize" in combine patterns.
6705 Move (include "avr-dimode.md") to end of file.
6707 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6710 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6711 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6713 2012-01-30 Richard Guenther <rguenther@suse.de>
6715 PR tree-optimization/52028
6716 * tree-loop-distribution.c (ldist_gen): Properly update
6719 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6722 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6723 set_cur_line_info_table if not emitting debug info.
6725 PR tree-optimization/52046
6726 * tree-vect-patterns.c (check_bool_pattern): Give up if
6727 a comparison could throw.
6730 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6732 2012-01-30 Richard Guenther <rguenther@suse.de>
6734 PR tree-optimization/52045
6735 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6736 SSA form if cfgcleanup did anything.
6738 2012-01-30 Richard Guenther <rguenther@suse.de>
6740 PR tree-optimization/52045
6741 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6742 before computing final todo.
6744 2012-01-30 Richard Guenther <rguenther@suse.de>
6746 PR tree-optimization/51528
6747 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6750 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6752 * df-problems.c (df_kill_notes): Check that the use refers
6753 to the note under examination.
6755 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6758 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6759 parameter and use short-lived pseudos.
6760 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6761 (sparc_expand_vector_init): Const-ify local variables and adjust
6762 calls to above functions.
6764 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6766 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6768 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6770 * doc/invoke.texi: Make usage of "compile time" and
6771 "run time"/"runtime" consistent throughout the file.
6773 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6775 * config/alpha/alpha.c (alpha_option_override): Default to
6776 full IEEE compliance mode for Go language.
6778 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6780 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6781 (LINK_SSP_SPEC): Define.
6783 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6786 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6789 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6791 * doc/invoke.texi: Correct hyphenation of "floating point",
6792 "double precision", and related terminology throughout the file.
6794 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6797 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6798 arm_general_register_operand predicate for operand 2 instead of
6801 2012-01-27 Ian Lance Taylor <iant@google.com>
6804 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6805 * builtins.c (expand_builtin_init_trampoline): Add onstack
6806 parameter. Change caller.
6807 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6808 * tree.c (build_common_builtin_nodes): Declare
6809 __builtin_init_heap_trampoline.
6811 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6813 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6814 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6815 * config/avr/avr.c: Ditto.
6816 (avr_regnames): Remove because unused.
6817 * config/avr/avr.md (*cpse.ne): New peephole.
6818 (*cpse.eq): New peephole from former cpse peepholes.
6820 2012-01-27 Michael Eager <eager@eagercon.com>
6822 * config/microblaze.c (microblaze_emit_compare): Correct
6823 test after pcmp instruction.
6825 2012-01-27 Richard Guenther <rguenther@suse.de>
6827 PR tree-optimization/52020
6828 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6830 2012-01-27 Richard Guenther <rguenther@suse.de>
6832 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6833 function non-const/pure.
6835 2012-01-27 Richard Guenther <rguenther@suse.de>
6837 PR tree-optimization/50444
6838 * tree-sra.c (build_ref_for_offset): Properly adjust the
6839 MEM_REF type for unaligned accesses.
6841 2012-01-27 Richard Guenther <rguenther@suse.de>
6843 PR tree-optimization/50444
6844 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6845 (expand_assignment): Use it. Properly handle misaligned
6846 bases when expanding stores to component references.
6847 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6850 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6853 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6854 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6855 * tree-data-ref.c (find_data_references_in_loop): Make static.
6856 (compute_all_dependences): Change return type to bool. Bail out
6857 for too many datarefs in a loop. Move the hunk resetting the data
6858 dependences vector from ...
6859 (compute_data_dependences_for_loop): ... here. Account for
6860 compute_all_dependences returning false.
6861 (compute_data_dependences_for_bb): Likewise.
6862 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6863 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6865 2012-01-27 Richard Guenther <rguenther@suse.de>
6868 * expr.c (store_field): Use the alias-set of the scratch memory
6871 2012-01-27 Tom de Vries <tom@codesourcery.com>
6873 PR tree-optimization/51990
6874 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6876 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6878 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6881 * var-tracking.c (reverse_op): Don't add any reverse operation
6882 if V already has any constant locations.
6884 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6886 * doc/invoke.texi: Correct usage of "command line" (noun)
6887 vs "command-line" (adjective) throughout.
6889 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6891 * doc/invoke.texi (Language Independent Options): Move
6892 -Wcoverage-mismatch blurb from here....
6893 (Warning Options): ...to here.
6895 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6897 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6898 Set rs6000_always_hint to false for 476.
6900 2012-01-27 Matthias Klose <doko@ubuntu.com>
6902 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6904 * incpath.c (add_standard_paths): Likewise.
6906 2012-01-27 Richard Henderson <rth@redhat.com>
6908 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6909 * config/m68k/sync.md (atomic_test_and_set): Rename from
6910 sync_test_and_setqi and adjust the operands.
6911 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6912 and unconditionally enable.
6914 2012-01-27 Richard Henderson <rth@redhat.com>
6916 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6917 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6918 (ldstub): Rename from ldstubqi.
6919 (ldstub<I24MODE>): Remove.
6921 2012-01-27 Richard Henderson <rth@redhat.com>
6923 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6924 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6925 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6926 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6927 * doc/tm.texi: Rebuild.
6929 2012-01-27 Richard Henderson <rth@redhat.com>
6931 * optabs.c (gen_atomic_test_and_set): Remove default.
6932 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6934 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6936 PR rtl-optimization/51978
6937 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6938 (combine_reaching_defs): Likewise.
6939 (struct re_info): Remove.
6940 (add_removable_extension): Remove x and data arguments,
6941 add insn, insn_list and def_map. Use the arguments directly
6942 instead of using struct re_info.
6943 (find_removable_extensions): Don't call add_removable_extension
6944 through note_stores, instead just call it with single_set
6946 (find_and_remove_re): Pass curr_cand->expr instead of
6947 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6949 2012-01-26 Michael Matz <matz@suse.de>
6951 PR tree-optimization/46590
6952 * cfgexpand.c: Revert last change (r183305).
6953 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6955 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6956 checking for emptiness.
6958 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6961 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6962 non-addressable non-BLKmode base correctly.
6964 2012-01-26 Michael Matz <matz@suse.de>
6966 PR tree-optimization/48794
6967 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6968 regions referenced from RESX/EH_DISPATCH.
6970 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6972 * config/s390/s390.h: Make BRANCH_COST an option.
6973 * config/s390/s390.opt: New option -mbranch-cost.
6975 2012-01-26 Richard Henderson <rth@redhat.com>
6977 Revert 2012-01-24 change:
6978 * trans-mem.c (requires_barrier): Do not instrument thread local
6979 variables and emit save/restore for them.
6981 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6984 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6987 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6989 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6992 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6995 Rename __pgm to __flash.
6996 Rename __pgm1 to __flash1.
6997 Rename __pgm2 to __flash2.
6998 Rename __pgm3 to __flash3.
6999 Rename __pgm4 to __flash4.
7000 Rename __pgm5 to __flash5.
7001 Rename __pgmx to __memx.
7002 * doc/extend.texi (AVR Named Address Spaces)
7003 Rename address space names as indicated above.
7004 * config/avr/avr.c (avr_addrspace): Ditto.
7006 * config/avr/avr-protos.h
7007 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7008 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7009 * config/avr/predicates.md: Ditto.
7010 * config/avr/avr.c Ditto, and
7011 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7012 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7014 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7015 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7016 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7017 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7018 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7019 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7020 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7021 * config/avr/avr.c: Ditto.
7022 * config/avr/avr.md: Ditto.
7024 2012-01-25 Jason Merrill <jason@redhat.com>
7027 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7029 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7031 PR tree-optimization/51987
7032 * tree-data-ref.c (get_references_in_stmt): Handle references in
7033 non-volatile GIMPLE_ASM.
7035 2012-01-25 Richard Guenther <rguenther@suse.de>
7037 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7038 bases are dereferenced.
7040 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7042 PR rtl-optimization/48374
7043 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7045 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7047 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7048 compute_data_dependences_for_loop returns false.
7049 * tree-parloops.c (loop_parallel_p): Likewise.
7051 2012-01-25 Richard Guenther <rguenther@suse.de>
7053 * tree.h (get_pointer_alignment_1): Declare.
7054 * builtins.c (get_pointer_alignment_1): New function.
7055 (get_pointer_alignment): Use it.
7057 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7059 PR rtl-optimization/48308
7060 * combine.c (enum undo_kind): Add UNDO_LINKS.
7061 (struct undo): Add member l to other_contents and where.
7062 (do_SUBST_LINK): New.
7064 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7065 (undo_all): Handle UNDO_LINKS.
7067 2012-01-25 Richard Henderson <rth@redhat.com>
7069 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7072 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7074 * optabs.c (gen_atomic_test_and_set): Use each argument.
7076 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7078 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7079 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7080 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7081 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7082 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7083 TARGET_PAIRED_SINGLE_FLOAT.
7085 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7087 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7088 (in_struct, return_val): Remove MEM documentation.
7089 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7090 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7091 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7093 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7094 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7095 * expr.c (store_field): Likewise.
7096 * function.c (assign_stack_temp_for_type): Likewise.
7097 * ifcvt.c (noce_try_cmove_arith): Likewise.
7098 * reload1.c (reload): Likewise.
7099 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7100 (alpha_set_memflags): Likewise.
7101 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7103 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7105 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7107 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7108 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7109 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7111 * cselib.c (cselib_rtx_varies_p): Delete.
7112 (cselib_invalidate_mem): Update call to canon_true_dependence.
7113 * dse.c (record_store, check_mem_read_rtx): Likewise.
7114 (scan_reads_nospill): Likewise.
7115 * cse.c (check_dependence): Likewise.
7116 (cse_rtx_varies_p): Delete.
7117 * expr.c (safe_from_p): Update call to true_dependence.
7118 * ira.c (validate_equiv_mem_from_store): Likewise.
7119 (memref_referenced_p): Likewise.
7120 * postreload-gcse.c (find_mem_conflicts): Likewise.
7121 * sched-deps.c (sched_analyze_2): Likewise.
7122 * store-motion.c (load_kills_store): Likewise.
7123 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7124 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7125 (compute_transp): Update call to canon_true_dependence.
7127 2012-01-25 Richard Henderson <rth@redhat.com>
7129 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7130 (maybe_emit_atomic_test_and_set): New.
7131 (expand_sync_lock_test_and_set): Use it.
7132 (expand_atomic_test_and_set): Likewise.
7133 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7134 the implementation; clarify implementation defined details.
7135 * doc/md.texi (atomic_test_and_set): Document.
7137 2012-01-25 Richard Henderson <rth@redhat.com>
7139 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7141 2012-01-25 Richard Henderson <rth@redhat.com>
7144 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7145 to effect no-op split.
7147 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7150 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7151 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7152 (BT_FN_VOID_PTR_INT_SIZE): New.
7153 (BT_FN_UINT_UINT_VAR): Remove.
7154 (BT_FN_UINT32_UINT32_VAR): New.
7155 (BT_FN_DOUBLE_VPTR): Remove.
7156 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7158 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7159 (_ITM_changeTransactionMode): Same.
7160 (_ITM_memmoveRtWt): Change return type to void.
7161 (_ITM_memcpyRtWt): Same.
7162 (_ITM_memsetW): Same.
7163 (_ITM_RaRD): Change types to double.
7168 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7170 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7171 Patrick Marlier <patrick.marlier@gmail.com>
7173 * trans-mem.c (requires_barrier): Do not instrument thread local
7174 variables and emit save/restore for them.
7176 2012-01-24 Jason Merrill <jason@redhat.com>
7179 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7180 output static aliases.
7182 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7185 * common.opt (-pie, -shared, pie, shared): Change from Common to
7187 * gcc.c (display_help): Display help for -pie and -shared.
7189 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7192 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7193 Remove note on size/offset limitation.
7194 (AVR Variable Attributes): Add example how to read data located
7195 with progmem. Refer to named address spaces.
7196 * doc/invoke.texi (AVR Options): Fix typo.
7198 2012-01-24 Richard Guenther <rguenther@suse.de>
7200 Forward-port to trunk
7201 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7204 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7205 op0 isn't sufficiently aligned and there is movmisalignM
7206 insn for mode, use it to load op0 into a temporary register.
7208 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7211 * target.def (const_not_ok_for_debug_p): New hook.
7212 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7214 * doc/tm.texi: Regenerated.
7215 * dwarf2out.c (const_ok_for_output_1): If
7216 targetm.const_not_ok_for_debug_p returns true, fail.
7217 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7219 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7221 2012-01-23 Kai Tietz <ktietz@redhat.com>
7224 * config/i386/predicates.md (symbolic_operand): Allow
7225 UNSPEC_PCREL as PIC expression for lea.
7226 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7227 * config/i386/i386.c (ix86_delegitimize_address): Handle
7228 UNSPEC_PCREL for none-MEM, too.
7230 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7232 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7233 (ipa_tm_create_version_alias): Same.
7235 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7238 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7239 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7241 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7242 Patrick Marlier <patrick.marlier@gmail.com>
7243 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7246 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7247 simple_object_start_read.
7249 2012-01-23 Richard Guenther <rguenther@suse.de>
7252 PR tree-optimization/51895
7253 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7254 parameter decomposition into BLKmode components.
7256 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7258 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7259 fake variables for restrict-qualified pointers whose pointed-to type
7260 contains a placeholder.
7262 2012-01-23 Richard Guenther <rguenther@suse.de>
7264 PR tree-optimization/51949
7265 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7267 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7269 PR rtl-optimization/51933
7270 * ree.c (transform_ifelse): Return true right away if dstreg is
7271 already wider or equal to cand->mode.
7272 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7273 (make_defs_and_copies_lists): Remove defs_list and copies_list
7274 arguments, add state argument, just truncate state->work_list
7275 instead of always allocating and freeing the vector. Assert that
7276 get_defs succeeds instead of returning 2. Changed return type to bool.
7277 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7278 have ext_src_mode, see if it has been modified already with the
7279 right kind of extension and has been extended before from the
7280 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7281 just return true. Remember the original mode in state->modified array.
7282 (combine_reaching_defs): Add state argument. Don't allocate and
7283 free here def_list, copied_list and vec vectors, instead just
7284 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7285 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7286 Add state variable, clear vectors in it, initialize state.modified
7287 if needed. Free all the vectors at the end and state.modified too.
7288 Don't skip a candidate if the extension expression has been modified.
7290 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7293 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7294 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7295 (extra_options) interix.opt -> i386/interix.opt"
7296 (extra_objs):Add winnt-stubs.o
7297 * configure.ac: Add interix to target_os .comm on PE check.
7298 * configure: Regenerate.
7299 * config/interix3.h: Delete and move bits to..
7300 * config/interix.h: Delete and move bits to..
7301 * config/i386/i386-interix3.h: Delete and move bits to..
7302 * config/i386/i386-interix.h: ..here.
7303 (TARGET_CPU_DEFAULT): Remove redefinition.
7304 (TARGET_ASM_CONSTRUCTOR): Undefine.
7305 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7306 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7307 (PTRDIFF_TYPE): Define.
7308 (LONG_DOUBLE_TYPE_SIZE): Define.
7309 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7310 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7311 (TARGET_SECTION_TYPE_FLAGS): Define.
7312 (ASM_DECLARE_FUNCTION_NAME): Define.
7313 (ASM_OUTPUT_EXTERNAL): Define.
7314 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7315 (ASM_OUTPUT_ALIGNED_BSS): Define.
7316 (PCC_BITFIELD_TYPE_MATTERS): Define.
7317 (USE_CONST_SECTION): Define.
7318 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7319 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7320 (SUPPORTS_ONE_ONLY): Remove.
7321 (I386_PE_STRIP_ENCODING): Define.
7322 * config/interix.opt: Delete and move bits to..
7323 * config/i386/interix.opt: ..here. New.
7324 (mpe-aligned-commons): Add.
7325 * config/i386/t-interix: Add copyright header.
7326 (winnt-stubs.o): Add rule.
7328 2012-01-22 Jason Merrill <jason@redhat.com>
7331 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7332 for extra name aliases.
7334 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7336 PR rtl-optimization/51924
7337 * ree.c (combine_set_extension): Improve debugging message.
7338 (combine_reaching_defs): Likewise.
7339 (get_defs): Rename confusingly named variable.
7340 (find_and_remove_re): Skip a candidate if the extension expression has
7343 2012-01-21 Robert Millan <rmh@gnu.org>
7344 Gerald Pfeifer <gerald@pfeifer.com>
7346 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7347 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7349 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7351 PR tree-optimization/51914
7352 * tree-vect-stmts.c (vectorizable_conversion): For
7353 cvt_type && modifier == WIDEN, put temporary with cvt_type
7354 at the beginning of vec_dsts and set vec_dest to temporary
7357 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7359 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7361 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7363 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7364 * config/rs6000/rs6000.c: Likewise.
7366 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7369 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7370 output_move_double on a copy of operands array.
7372 2012-01-20 Cary Coutant <ccoutant@google.com>
7373 Dodji Seketeli <dodji@redhat.com>
7376 * dwarf2out.c (copy_declaration_context): Return ref to parent
7377 of declaration DIE, if necessary.
7378 (remove_child_or_replace_with_skeleton): Add new parameter; update
7379 caller. Place skeleton DIE under parent DIE of original declaration.
7380 Move call to copy_declaration_context to here ...
7381 (break_out_comdat_types): ... from here.
7383 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7385 PR rtl-optimization/51856
7386 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7389 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7392 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7393 hints for neon loads and stores.
7395 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7399 * doc/extend.texi (Named Address Spaces): Split into subsections.
7400 (AVR Named Address Spaces): New subsection.
7401 (M32C Named Address Spaces): New subsection.
7402 (RL78 Named Address Spaces): New subsection.
7403 (SPU Named Address Spaces): New subsection.
7404 (Variable Attributes): New anchor "AVR Variable Attributes".
7405 (AVR Variable Attributes): Rewrite and avoid wording
7406 "address space" in this context.
7407 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7408 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7409 (AVR Built-in Macros): New subsubsection therein.
7410 * doc/md.texi (AVR constraints): Remove "C04", "R".
7412 2012-01-20 Richard Guenther <rguenther@suse.de>
7414 PR tree-optimization/51903
7415 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7416 when removing stmts.
7418 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7421 * config/arm/arm.c (arm_load_pic_register): Use
7422 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7423 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7424 (arm_pic_static_addr): Likewise.
7425 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7426 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7427 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7428 (pic_load_addr_unified): New.
7430 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7433 * function.c (instantiate_virtual_regs_in_insn): Use
7434 delete_insn_and_edges when removing a wrong asm insn.
7436 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7438 PR rtl-optimization/40761
7439 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7440 Add new member loop_num.
7441 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7442 (ira_build): Remove the parameter.
7444 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7445 (ira.c): Do not build CFG loops for one region allocation. Remove
7446 argument from ira_build call.
7448 * ira-build.c (init_loop_tree_node): New function.
7449 (create_loop_tree_nodes): Use it. Separate the case when CFG
7450 loops are not built.
7451 (more_one_region_p): Check current_loops.
7452 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7454 (add_loop_to_tree): Process loop equal to NULL too.
7455 (form_loop_tree): Separate the case when CFG loops are not built.
7456 Use explicitly number for the root.
7457 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7459 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7460 instead of loop->num.
7461 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7462 (mark_all_loops_for_removal): Ditto.
7463 (remove_unnecessary_regions): Separate the case when CFG loops
7465 (ira_build): Remove the parameter. Use explicit number of regions
7466 when CFG loops are not built.
7468 * ira-color.c (print_loop_title): Separate the case for the root node.
7469 Use loop_num instead of loop->num.
7470 (move_spill_restore): Use loop_num instead of loop->num.
7472 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7473 (change_loop): Ditto.
7474 (change_loop): Use loop_num instead of loop->num.
7476 * ira-lives.c (process_bb_node_lives): Ditto.
7478 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7480 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7482 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7485 * tree-mudflap.c (mf_artificial): New function.
7486 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7487 mx_register_decls, mudflap_enqueue_decl): Use it.
7490 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7491 numbers in the insn pattern.
7493 2012-01-19 Michael Matz <matz@suse.de>
7495 PR tree-optimization/46590
7496 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7497 use it in remembering which conflicts we already created.
7498 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7501 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7504 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7505 (merge_and_complain): Same.
7507 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7510 * config/initfini-array.h: Guard content of the header
7511 with #ifdef HAVE_INITFINI_ARRAY.
7512 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7513 Add initfini-array.h to tm_file here.
7514 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7515 * config.gcc: Don't add initfini-array.h to tm_file here.
7516 * configure: Regenerated.
7518 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7520 PR rtl-optimization/51505
7521 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7522 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7523 (df_note_bb_compute): Update the call to df_kill_notes.
7525 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7527 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7529 2012-01-18 Richard Guenther <rguenther@suse.de>
7531 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7532 of conversions to void *.
7534 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7535 Richard Sandiford <rdsandiford@googlemail.com>
7539 * optabs.h (simplify_expand_binop): Declare.
7540 * optabs.c (simplify_expand_binop): Make global.
7541 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7542 endian targets if the source cannot be exactly covered by word
7545 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7548 * hard-reg-set.h (struct hard_reg_set_container): New type.
7549 * target.h (struct hard_reg_set_container): Forward declare.
7550 * target.def (set_up_by_prologue): New target hook.
7551 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7552 * doc/tm.texi: Regenerated.
7553 * function.c (thread_prologue_and_epilogue_insns): Change
7554 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7555 Call targetm.set_up_by_prologue on it.
7556 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7557 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7559 2012-01-17 Nick Clifton <nickc@redhat.com>
7561 * config/rx/rx.c (rx_can_use_simple_return): New function.
7562 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7563 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7565 2012-01-17 Richard Guenther <rguenther@suse.de>
7568 * expr.c (expand_assignment): Take address-space information
7569 from the address operand of MEM_REF and TARGET_MEM_REF.
7570 (expand_expr_real_1): Likewise.
7572 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7574 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7575 reload dump is requested.
7577 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7580 * trans-mem.c (requires_barrier): Call may_be_aliased.
7582 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7584 PR tree-optimization/51877
7585 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7586 call arguments and fndecls compare equal, instead return false if they
7587 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7588 both SSA_NAMEs that are valueized the same, or they satisfy
7591 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7593 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7595 * configure: Regenerate.
7597 2012-01-16 Jan Hubicka <jh@suse.cz>
7601 * convert.c (convert_to_integer): Use fold_convert for
7602 converting an INTEGER_CST to integer type.
7604 2012-01-16 Jason Merrill <jason@redhat.com>
7607 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7609 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7612 * config/s390/s390.c (s390_chunkify_start): Don't skip
7613 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7614 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7615 If insn is followed by NOTE_INSN_VAR_LOCATION or
7616 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7617 Don't use location of note insns.
7619 PR tree-optimization/51865
7620 * tree-inline.c (tree_function_versioning): Call remap_decl
7621 on DECL_RESULT whenever it has VOID_TYPE_P type.
7623 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7625 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7626 for calls to locally-binding MIPS16 functions if only the return
7627 type uses float regs.
7629 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7630 Richard Sandiford <rdsandiford@googlemail.com>
7632 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7633 (SYMBOL_32_HIGH): Likewise.
7634 (mips_output_tls_reloc_directive): Declare.
7635 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7636 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7637 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7638 (mips_lo_relocs, mips_hi_relocs): Make extern.
7639 (mips16_stub_function): Move up file.
7640 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7641 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7642 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7643 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7644 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7645 (mips_get_tp): Add MIPS16 support.
7646 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7647 Generalize DTPREL and TPREL handling.
7648 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7649 Add MIPS16 TLS support.
7650 (mips_output_tls_reloc_directive): New function.
7651 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7652 * config/mips/predicates.md (symbolic_operand_with_high)
7653 (tls_reloc_operand): New predicates.
7654 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7655 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7656 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7657 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7658 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7659 (*tls_get_tp_mips16_call_<mode>): Likewise.
7661 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7663 PR rtl-optimization/51821
7664 * recog.c (peep2_find_free_register): Determine clobbered registers
7667 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7670 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7671 * config/avr/avr.c: Likewise.
7672 * config/avr/avr.h: Likewise.
7674 2012-01-13 Ian Lance Taylor <iant@google.com>
7677 * tree.h (TYPE_QUALS): Add cast to int.
7678 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7680 2012-01-13 Ian Lance Taylor <iant@google.com>
7682 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7683 comparing param_index to VEC_length result.
7685 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7687 * c-decl.c: Do not include tree-mudflap.h
7688 * tree-optimize.c: Likewise.
7689 * Makefile.in: Update dependencies.
7691 2012-01-13 Richard Guenther <rguenther@suse.de>
7694 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7695 variable-sized result always use RSO.
7697 2012-01-12 DJ Delorie <dj@redhat.com>
7699 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7700 pointer type, not just the default pointer type.
7702 2012-01-09 Richard Henderson <rth@redhat.com>
7703 Denis Chertykov <chertykov@gmail.com>
7706 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7707 * config/avr/avr.c (avr_can_eliminate): Simplify.
7708 (avr_initial_elimination_offset): Likewise.
7709 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7710 (expand_epilogue): Likewise.
7711 (avr_legitimize_address): Gut.
7712 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7713 (avr_hard_regno_nregs): New.
7714 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7715 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7716 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7717 add soft frame pointer.
7718 (CALL_USED_REGISTERS): Likewise.
7719 (REG_CLASS_CONTENTS): Likewise.
7720 (REGISTER_NAMES): Likewise.
7721 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7722 (HARD_FRAME_POINTER_REGNUM): New.
7723 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7724 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7725 remove the HARD_FRAME_POINTER self-elimination.
7727 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7730 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7731 DECL_EXTERNAL when checking for initializers of progmem variables.
7733 2012-01-12 Ira Rosen <irar@il.ibm.com>
7735 PR tree-optimization/51799
7736 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7737 that the last operation is a type demotion.
7739 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7741 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7742 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7744 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7747 * combine.c (distribute_notes): If i3 is a noreturn call,
7748 allow old_size to be equal to args_size and make sure the
7749 noreturn call gets REG_ARGS_SIZE note.
7750 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7751 on noreturn calls even when the delta is 0.
7753 2012-01-11 Nathan Sidwell <nathan@acm.org>
7755 * gcov.c (STRING_SIZE): Remove.
7756 (generate_results): Erase annotations for source files with no
7757 coverage information.
7759 (output_lines): Use it.
7761 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7763 * gimple.h (gimplify_body): Remove first argument.
7764 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7765 pointer set here, instead just pass DATA to walk_tree.
7766 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7767 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7768 (unvisit_body): Likewise, but with unmark_visited.
7769 (gimplify_body): Remove BODY_P argument and adjust.
7770 (gimplify_function_tree): Adjust call to gimplify_body.
7771 * omp-low.c (finalize_task_copyfn): Likewise.
7773 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7775 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7776 (build_function_type_skip_args): Delete.
7777 * tree.c (build_function_type_skip_args): Make static and add
7778 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7779 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7780 pass it to build_function_type_skip_args.
7781 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7782 (tree_function_versioning): Likewise.
7783 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7784 build_function_decl_skip_args.
7785 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7786 and pass it to build_function_decl_skip_args/tree_function_versioning.
7787 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7788 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7789 * trans-mem.c (ipa_tm_create_version): Likewise.
7790 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7791 * tree-inline.c (declare_return_variable): Remove always-true test.
7792 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7793 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7794 * ipa-split.c (split_function): Skip the return value for the split
7795 part if it doesn't return.
7797 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7799 PR tree-optimization/49642
7800 * ipa-split.c (forbidden_dominators): New variable.
7801 (check_forbidden_calls): New function.
7802 (dominated_by_forbidden): Likewise.
7803 (consider_split): Check for forbidden dominators.
7804 (execute_split_functions): Initialize and free forbidden
7805 dominators info; call check_forbidden_calls.
7807 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7809 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7811 2012-01-11 Nick Clifton <nickc@redhat.com>
7813 * config/rx/rx.md (return): Define pattern.
7815 2012-01-11 Richard Guenther <rguenther@suse.de>
7817 * doc/extend.texi (malloc attribute): Adjust according to
7820 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7821 Patrick Marlier <patrick.marlier@gmail.com>
7824 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7825 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7826 (ipa_tm_note_irrevocable): Same.
7827 (ipa_tm_scan_irr_block): Same.
7828 (ipa_tm_decrement_clone_counts): Same.
7829 (ipa_tm_scan_irr_function): Same.
7830 (ipa_tm_create_version_alias): Same.
7831 (ipa_tm_create_version): Same.
7832 (ipa_tm_transform_calls_redirect): Same.
7833 (ipa_tm_transform_calls): Same.
7834 (ipa_tm_transform_transaction): Same.
7835 (ipa_tm_execute): Same.
7837 2012-01-10 Richard Guenther <rguenther@suse.de>
7840 * opts.c (common_handle_option): Handle -Werror.
7842 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7844 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7847 2012-01-10 Jason Merrill <jason@redhat.com>
7849 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7852 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7854 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7855 supports R_386_TLS_GD_PLT reloc.
7856 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7857 supports R_386_TLS_LDM_PLT reloc.
7858 * configure: Regenerate.
7859 * config.in: Regenerate.
7861 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7864 Extend __pgmx semantics to linearize memory.
7865 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7866 determine if code comes inline or from libgcc.
7867 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7868 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7869 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7870 (movmemx_qi, movmemx_hi): New insns.
7871 (xload_<mode>_libgcc): Rewrite to new insn condition.
7872 (xload_<mode>): Remove insns.
7873 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7874 cases that don't satisfy avr_xload_libgcc_p().
7875 (avr_addr_space_convert): Allow converting in any direction.
7876 (avr_addr_space_subset_p): Return always true.
7877 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7878 (avr_emit_movmemhi): Ditto.
7879 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7880 (avr_out_movmem): Ditto.
7881 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7882 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7883 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7884 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7885 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7887 2012-01-10 Richard Guenther <rguenther@suse.de>
7889 PR tree-optimization/50913
7890 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7891 Require data-refs to be representable by Graphite with respect
7894 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7896 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7897 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7899 2012-01-10 Tom de Vries <tom@codesourcery.com>
7901 PR rtl-optimization/51271
7902 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7903 handling annulled branch.
7905 2012-01-10 Richard Henderson <rth@redhat.com>
7907 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7908 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7909 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7910 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7911 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7912 arm_expand_vec_perm_const): New.
7913 * config/arm/arm-protos.h: Update.
7914 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7915 (*neon_vswp<VDQX>): New.
7916 (neon_vcombine<VDX>): Use neon_split_vcombine.
7917 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7918 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7919 (vec_perm<VE>): New.
7921 2012-01-10 Richard Henderson <rth@redhat.com>
7923 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7924 use it if reload_completed.
7925 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7926 arm_output_asm_insn, arm_process_output_memory_barrier,
7927 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7928 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7929 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7930 arm_process_output_sync_insn, arm_output_sync_insn,
7931 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7932 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7933 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7934 (emit_unlikely_jump): New.
7935 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7936 (arm_split_atomic_op): New.
7937 * config/arm/arm-protos.h: Update.
7938 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7939 (struct arm_sync_generator): Remove.
7940 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7941 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7942 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7943 (VUNSPEC_LL, VUNSPEC_SC): New.
7944 (sync_result, sync_memory, sync_required_value, sync_new_value,
7945 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7946 (attr length): Don't use arm_sync_loop_insns.
7947 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7948 (movsfcc, movdfcc): Likewise.
7949 * config/arm/constraints.md (Ua): New.
7950 * config/arm/prediates.md (mem_noofs_operand): New.
7951 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7952 (sync_clobber, sync_t2_reqd): Remove.
7953 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7954 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7955 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7956 (arm_sync_compare_and_swap<SIDI>): Remove.
7957 (arm_sync_compare_and_swap<NARROW>): Remove.
7958 (arm_sync_lock_test_and_set<SIDI>): Remove.
7959 (arm_sync_lock_test_and_set<NARROW>): Remove.
7960 (arm_sync_new_<syncop><SIDI>): Remove.
7961 (arm_sync_new_<syncop><NARROW>): Remove.
7962 (arm_sync_new_nand<SIDI>): Remove.
7963 (arm_sync_new_nand<NARROW>): Remove.
7964 (arm_sync_old_<syncop><SIDI>): Remove.
7965 (arm_sync_old_<syncop><NARROW>): Remove.
7966 (arm_sync_old_nand<SIDI>): Remove.
7967 (arm_sync_old_nand<NARROW>): Remove.
7968 (*memory_barrier): Merge arm_output_memory_barrier.
7969 (atomic_compare_and_swap<QHSD>): New.
7970 (atomic_compare_and_swap<NARROW>_1): New.
7971 (atomic_compare_and_swap<SIDI>_1): New.
7972 (atomic_exchange<QHSD>): New.
7973 (cas_cmp_operand, cas_cmp_str): New.
7974 (atomic_op_operand, atomic_op_str): New.
7975 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7976 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7977 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7978 (arm_load_exclusive<NARROW>): New.
7979 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7980 (arm_store_exclusive<QHSD>): New.
7982 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7984 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7985 reload patterns if -mvsx-scalar-memory.
7987 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7988 generated, even -mno-vsx-scalar-double was used.
7989 (vsx_xscvdpsp_scalar): Likewise.
7990 (vsx_xscvspdp_scalar2): Likewise.
7992 2012-01-09 Tom de Vries <tom@codesourcery.com>
7993 Andrew Pinski <apinski@cavium.com>
7996 * reorg.c (fill_slots_from_thread): Don't speculate
7997 frame-related insns.
7999 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8001 * sched-int.h (bb_note): Move to...
8002 * basic-block.h: ...here.
8003 * haifa-sched.c (bb_note): Move to...
8004 * cfgrtl.c: ...here.
8005 * function.c (next_block_for_reg): New function.
8006 (move_insn_for_shrink_wrap): Likewise.
8007 (prepare_shrink_wrap): Rewrite to use the above.
8009 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8011 * gimple.c (is_gimple_non_addressable): Remove.
8012 * gimple.h: Remove is_gimple_non_addressable.
8013 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8014 is_gimple_non_addressable.
8015 * trans-mem.c (expand_assign_tm): Same.
8017 2012-01-09 Richard Guenther <rguenther@suse.de>
8019 PR tree-optimization/51775
8020 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8021 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8023 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8025 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8027 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8029 2012-01-09 Richard Guenther <rguenther@suse.de>
8031 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8033 2012-01-08 Jan Hubicka <jh@suse.cz>
8035 PR tree-optimize/51680
8036 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8037 on when known_vals needs to be computed; cleanup.
8039 2012-01-08 Jan Hubicka <jh@suse.cz>
8041 PR tree-optimize/51694
8042 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8044 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8046 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8047 for -std=c++98 and -std=c++11 too.
8049 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8051 * cfgloop.c (cancel_loop): Add free() of bbs array.
8053 2012-01-07 Jan Hubicka <jh@suse.cz>
8055 PR tree-optimization/51600
8056 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8057 that benefits small functions.
8059 2012-01-07 Jan Hubicka <jh@suse.cz>
8061 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8063 2012-01-07 Jan Hubicka <jh@suse.cz>
8065 PR tree-optimization/51680
8066 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8067 whose inlining reduce unit size.
8069 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8072 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8073 Add canonical node to containing_mem chain after the non-canonical
8074 one, even if there weren't any locs to propagate.
8075 (remove_useless_values): Keep only canonical values.
8076 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8077 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8078 canonicalize mem_chain elements that are not discarded.
8080 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8083 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8084 before emitting functions.
8086 PR gcov-profile/50127
8087 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8088 clear_aux_for_blocks.
8090 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8093 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8095 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8097 * c-decl.c (ext_block): Moved up.
8098 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8100 2012-01-06 Han Shen <shenhan@google.com>
8102 Translate built-in include paths for sysroot.
8103 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8104 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8106 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8107 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8109 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8110 control whether sysroot should be prepended to gxx include dir.
8112 * configure: Regenerate.
8114 2012-01-06 Torvald Riegel <triegel@redhat.com>
8116 PR rtl-optimization/51771
8117 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8118 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8120 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8122 PR tree-optimization/51315
8123 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8124 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8126 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8129 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8130 for shrp pattern. Correctly handle and fixup shift variable.
8131 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8133 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8136 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8137 note when !ACCUMULATE_OUTGOING_ARGS.
8139 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8141 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8143 (extract_range_from_unary_expr_1): Avoid useless computations.
8145 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8147 PR rtl-optimization/51767
8148 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8149 of jump_block and add an extra edge for degenerated asm gotos.
8152 * stmt.c (check_unique_operand_names): Don't ICE during error
8153 reporting if i is from labels chain.
8156 * profile.c (branch_prob): Split bbs that have exit edge
8157 and need a fake entry edge too.
8159 2012-01-05 Jan Hubicka <jh@suse.cz>
8162 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8165 2012-01-05 Richard Guenther <rguenther@suse.de>
8168 * tree-streamer-out.c (write_ts_optimization): New function.
8169 (streamer_write_tree_body): Call it.
8170 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8171 (streamer_read_tree_body): Call it.
8172 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8174 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8177 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8178 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8179 in_cleanup_point_expr before gimplify_stmt call and restore it
8181 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8182 in_cleanup_point_expr is false.
8184 2012-01-05 Richard Guenther <rguenther@suse.de>
8187 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8189 * toplev.c (process_options): Reject combining mudflap and LTO.
8190 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8192 2012-01-05 Richard Guenther <rguenther@suse.de>
8194 PR tree-optimization/51760
8195 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8197 (bit_value_unop): Handle UNDEFINED operands.
8198 (bit_value_binop): Likewise.
8200 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8202 * config/avr/avr.c (avr_replace_prefix): Remove.
8203 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8204 (avr_asm_function_rodata_section): Ditto.
8205 (avr_asm_select_section): Ditto.
8207 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8209 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8212 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8215 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8216 calls that have any non-fake successor edges.
8219 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8221 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8223 PR tree-optimization/51624
8224 * tree-sra.c (build_ref_for_model): When replicating a chain of
8225 COMPONENT_REFs, stop as soon as the offset would become negative.
8227 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8230 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8231 in .debug_loc on the floor.
8233 2012-01-04 Andrew Pinski <apinski@cavium.com>
8235 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8237 2012-01-04 Andrew Pinski <apinski@cavium.com>
8238 Adam Nemet <anemet@caviumnetworks.com>
8240 * config/mips/mips.md (size): Add SI and DI.
8241 (SIZE): New mode attribute.
8242 (U): New code attribute.
8243 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8244 (mips_lbux_<mode>): Delete.
8245 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8246 (mips_lhx): Use gen_mips_lhx_extsi.
8247 (mips_lhx_<mode>): Delete.
8249 (mips_l<size>x): New expand.
8250 (mips_lwx_<mode>): Delete.
8251 (mips_l<GPR:size>x_<P:mode>): New pattern.
8252 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8253 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8254 * config/mips/mips.c (mips_lx_address_p): New function.
8255 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8256 (dsp64): New availability predicate.
8257 (mips_builtins): Add an entry for __builtin_mips_ldx.
8258 * config/mips/mips.h (ISA_HAS_LBX): New define.
8259 (ISA_HAS_LBUX): Likewise.
8260 (ISA_HAS_LHX): Likewise.
8261 (ISA_HAS_LHUX): Likewise.
8262 (ISA_HAS_LWX): Likewise.
8263 (ISA_HAS_LWUX): Likewise.
8264 (ISA_HAS_LDX): Likewise.
8265 * doc/extend.texi (__builtin_mips_ldx): Document.
8267 2012-01-04 Tristan Gingold <gingold@adacore.com>
8269 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8270 when long pointers are used.
8271 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8272 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8273 (ia64-hp-*vms*): Remove.
8274 * config/vms/xm-vms64.h: Delete.
8276 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8279 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8281 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8283 * opts.c (finish_options): Remove duplicate sorry.
8285 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8288 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8291 2012-01-04 Richard Guenther <rguenther@suse.de>
8294 * tree.c (size_low_cst): New function.
8295 * tree.h (size_low_cst): Declare.
8296 * fold-const.c (fold_comparison): Use it to extract the low
8297 part of the POINTER_PLUS_EXPR offset.
8299 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8301 Fix clearing ZERO_REG
8302 * config/avr/avr.md (cc): Add alternative "ldi".
8303 (movqi_insn): Use it in cc attribute.
8304 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8305 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8306 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8308 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8310 * configure: Regenerate.
8312 2012-01-04 Richard Guenther <rguenther@suse.de>
8314 PR tree-optimization/49651
8315 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8316 (var_can_have_subvars): Use it.
8317 (get_constraint_for_1): Only consider subfields if there can be any.
8319 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8322 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8323 to its new canonical_cselib_val and the cselib_val was in
8324 first_containing_mem chain, but the canonical_cselib_val was not,
8325 add the latter into the chain.
8326 (cselib_invalidate_mem): Compare canonical_cselib_val of
8327 addr_list chain elt with v.
8330 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8331 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8333 (output_macinfo_op): Don't ggc_strdup fd->filename.
8334 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8335 then ggc_strdup it. Don't free inc->info or cur->info.
8336 (output_macinfo): Don't free ref->info or file->info.
8338 2012-01-03 Ira Rosen <irar@il.ibm.com>
8340 PR tree-optimization/51269
8341 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8342 first_niters a pointer.
8343 (slpeel_tree_peel_loop_to_edge): Likewise.
8344 (vect_do_peeling_for_loop_bound): Update call to
8345 slpeel_tree_peel_loop_to_edge.
8346 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8347 here. Remove it from the parameters list.
8348 (vect_do_peeling_for_alignment): Update calls and compute
8351 2012-01-03 Richard Guenther <rguenther@suse.de>
8353 PR tree-optimization/51070
8354 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8355 Properly handle calls.
8357 2012-01-03 Richard Guenther <rguenther@suse.de>
8359 PR tree-optimization/51692
8360 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8361 the LHS of allocation stmts.
8363 2012-01-03 Olivier Hainque <hainque@adacore.com>
8365 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8367 2012-01-03 Olivier Hainque <hainque@adacore.com>
8369 * collect2.c (main): In AIX specific computations for vector
8370 insertions, use CONST_CAST2 to cast from char ** to const char **.
8372 2012-01-03 Richard Guenther <rguenther@suse.de>
8375 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8376 the context of a limbo DIE when it does not already exist.
8378 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8380 PR tree-optimization/51719
8381 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8382 but direct call is, clear direct call's lhs and don't add fallthrough
8383 edge from dcall_bb to join_bb and PHIs.
8385 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8387 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8388 the instructions emitted by the pattern.
8389 ("*TDC_insn_<mode>"): Add comment.
8391 2012-01-03 Richard Guenther <rguenther@suse.de>
8394 * fold-const.c (fold_comparison): Properly canonicalize
8395 tree offset and HOST_WIDE_INT bit position.
8397 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8399 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8400 operands for extzv pattern.
8402 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8405 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8408 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8410 * doc/invoke.texi (-flto and related options): Copy-edit.
8412 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8414 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8416 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8418 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8421 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8423 * expr.h (move_by_pieces_ninsns): Declare.
8424 * expr.c (move_by_pieces_ninsns): Make external.
8425 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8426 (mips_store_by_pieces_p): Likewise.
8427 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8428 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8429 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8430 (mips_store_by_pieces_p): Likewise.
8432 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8434 * passes.c (register_one_dump_file): Free full_name.
8436 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8437 (calculate_elim_costs_all_insns): Free offsets_at and
8438 offsets_known_at at the end and clear the pointers.
8440 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8442 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8443 this option introduced in r180739.
8445 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8448 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8449 (tmake_file target=avr): Add avr/t-multilib.
8451 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8452 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8453 * config/avr/genmultilib.awk: New file.
8454 * config/avr/t-multilib: New auto-generated file.
8455 * config/avr/multilib.h: New auto-generated file.
8456 * config/avr/t-avr (AVR_MCUS): New variable.
8457 (genopt.sh): Use it.
8458 (s-mlib): Depend on t-multilib.
8459 (t-multilib, multilib.h): New dependencies.
8460 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8461 (MULTILIB_OPTIONS): Remove.
8462 (MULTILIB_MATCHES): Remove.
8463 (MULTILIB_DIRNAMES): Remove.
8464 (MULTILIB_EXCEPTIONS): Remove:
8465 * config/avr/genopt.sh: Don't use hard coded file name;
8466 pass AVR_MCUS from t-avr instead.
8468 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8470 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8472 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8474 Implement light-weight DImode support.
8475 * config/avr/avr-dimode.md: New file.
8476 * config/avr/avr.md: Include it.
8477 (adjust_len): Add plus64, compare64.
8478 (HIDI): Remove code iterator.
8479 (code_stdname): New code attribute.
8480 (rotx, rotsmode): Remove DI.
8481 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8483 * config/avr/avr-protos.h (avr_have_dimode): New.
8484 (avr_out_plus64, avr_out_compare64): New.
8485 * config/avr/avr.c (avr_out_compare): Handle DImode.
8486 (avr_have_dimode): New variable definition and initialization.
8487 (avr_out_compare64, avr_out_plus64): New functions.
8488 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8489 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8490 (avr_compare_pattern): Skip DImode comparisons.
8492 2012-01-02 Revital Eres <revital.eres@linaro.org>
8494 * ddg.c (def_has_ccmode_p): New function.
8495 (add_cross_iteration_register_deps,
8496 create_ddg_dep_from_intra_loop_link): Call it.
8498 2012-01-02 Richard Guenther <rguenther@suse.de>
8501 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8503 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8505 * gcc.c (process_command): Update copyright notice dates.
8506 * gcov.c (print_version): Likewise.
8507 * gcov-dump.c (print_version): Likewise.
8508 * mips-tfile.c (main): Likewise.
8509 * mips-tdump.c (main): Likewise.
8511 2012-01-01 Ira Rosen <irar@il.ibm.com>
8513 PR tree-optimization/51704
8514 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8515 a use is inside the basic block or loop before accessing its vect info.
8517 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8519 PR rtl-optimization/51069
8520 * cfgloopmanip.c (remove_path): Removing path making irreducible
8521 region unconditional makes BB part of the region.
8523 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8525 PR tree-optimization/51683
8526 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8527 calls with side-effects.
8528 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8530 Copyright (C) 2012 Free Software Foundation, Inc.
8532 Copying and distribution of this file, with or without modification,
8533 are permitted in any medium without royalty provided the copyright
8534 notice and this notice are preserved.