1 2014-02-24 John David Anglin <danglin@gcc.gnu.org>
3 * config/pa/pa.c (pa_output_move_double): Don't valididate when
4 adjusting offsetable addresses.
6 2014-02-21 Uros Bizjak <ubizjak@gmail.com>
9 2014-02-21 Jakub Jelinek <jakub@redhat.com>
11 * config/i386/i386.c (ix86_expand_vec_perm): Use V8SImode
12 mode for mask of V8SFmode permutation.
14 Backport from 4.8 branch
15 2014-02-20 Jakub Jelinek <jakub@redhat.com>
18 * config/i386/i386.c (expand_vec_perm_interleave2): Don't call
19 gen_reg_rtx if d->testing_p.
20 (expand_vec_perm_pshufb2, expand_vec_perm_even_odd_1,
21 expand_vec_perm_broadcast_1): Return early if d->testing_p and
22 we will certainly return true.
24 2014-02-20 Terry Guo <terry.guo@arm.com>
26 Backport from mainline
27 2014-02-08 Terry Guo <terry.guo@arm.com>
29 * doc/invoke.texi: Document ARM -march=armv7e-m.
31 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
33 Backport from mainline
34 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
37 * config/i386/i386.c (construct_container): Remove TFmode check
38 for X86_64_INTEGER_CLASS.
40 2014-02-18 Kai Tietz <ktietz@redhat.com>
42 Backport from mainline
44 * config/i386/i386.c (ix86_expand_prologue): Use
45 rax register as displacement for restoring %r10, %rax.
46 Additional fix wrong offset for restoring both-registers.
48 2014-02-18 Eric Botcazou <ebotcazou@adacore.com>
50 * ipa-prop.c (compute_complex_ancestor_jump_func): Replace overzealous
51 assertion with conditional return.
53 2014-02-18 Jakub Jelinek <jakub@redhat.com>
54 Uros Bizjak <ubizjak@gmail.com>
57 * config/i386/driver-i386.c (host_detect_local_cpu): If
58 YMM state is not saved by the OS, also clear has_f16c. Move
59 CPUID 0x80000001 handling before YMM state saving checking.
61 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
63 Backport from mainline
64 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
66 * config/i386/sse.md (xop_vmfrcz<mode>2): Generate const0 in
67 operands[2], not operands[3].
69 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
71 Backport from mainline
72 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
73 Uros Bizjak <ubizjak@gmail.com>
76 * configure.ac (HAVE_AS_GOTOFF_IN_DATA): Pass --32 to GNU assembler.
78 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
80 * doc/invoke.texi: Fix thinko introduced by previous revision.
82 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
84 Backport from mainline.
85 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
88 * doc/invoke.texi (-march): Clarify documentation for ARM.
92 2014-02-04 Uros Bizjak <ubizjak@gmail.com>
94 Backport from mainline
95 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
98 * config/i386/i386.c (classify_argument): Fix handling of bit_offset
99 when calculating size of integer atomic types.
101 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
103 Backport from mainline
104 2014-01-30 Jakub Jelinek <jakub@redhat.com>
106 * config/i386/f16cintrin.h (_cvtsh_ss): Avoid -Wnarrowing warning.
108 2014-01-31 Richard Henderson <rth@redhat.com>
111 * tree-eh.c (lower_try_finally_switch): Delay lowering finally block
112 until after else_eh is processed.
114 2014-01-29 Markus Trippelsdorf <markus@trippelsdorf.de>
116 Backport from mainline
117 2012-12-13 Jakub Jelinek <jakub@redhat.com>
119 PR gcov-profile/55650
120 * coverage.c (coverage_obj_init): Return false if no functions
123 2014-01-25 Walter Lee <walt@tilera.com>
125 Backport from mainline
126 2014-01-25 Walter Lee <walt@tilera.com>
128 * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
129 avoid clobbering a live register.
131 2014-01-25 Walter Lee <walt@tilera.com>
133 Backport from mainline
134 2014-01-25 Walter Lee <walt@tilera.com>
136 * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
137 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
138 * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
139 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.
141 2014-01-25 Walter Lee <walt@tilera.com>
143 Backport from mainline
144 2014-01-25 Walter Lee <walt@tilera.com>
146 * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
147 insns before bundling.
148 * config/tilegx/tilegx.md (tile_network_barrier): Update comment.
150 2014-01-25 Walter Lee <walt@tilera.com>
152 Backport from mainline
153 2014-01-25 Walter Lee <walt@tilera.com>
155 * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
156 PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
157 * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.
159 2014-01-25 Walter Lee <walt@tilera.com>
161 Backport from mainline
162 2014-01-25 Walter Lee <walt@tilera.com>
164 * config/tilepro/tilepro.md (ctzdi2): Use register_operand predicate.
168 2014-01-25 Walter Lee <walt@tilera.com>
170 Backport from mainline
171 2014-01-25 Walter Lee <walt@tilera.com>
173 * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
174 (TARGET_EXPAND_TO_RTL_HOOK): Define.
176 2014-01-22 Uros Bizjak <ubizjak@gmail.com>
177 Jakub Jelinek <jakub@redhat.com>
180 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
181 for SImode_address_operand operands. Return false
182 if operands[1] is a REG.
184 2014-01-21 Andrey Belevantsev <abel@ispras.ru>
186 Backport from mainline
187 2013-12-23 Andrey Belevantsev <abel@ispras.ru>
189 PR rtl-optimization/57422
190 * sel-sched.c (mark_unavailable_hard_regs): Fix typo when calling
193 2014-01-19 John David Anglin <danglin@gcc.gnu.org>
195 * config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
196 long non-pic millicode calls.
198 2014-01-17 John David Anglin <danglin@gcc.gnu.org>
200 * config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
201 call to $$dyncall when TARGET_LONG_CALLS is true.
203 2014-01-17 Charles Baylis <charles.baylis@linaro.org>
205 Backport from mainline
206 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
209 * config/arm/arm-ldmstm.ml: Use low_register_operand for Thumb
211 * config/arm/ldmstm.md: Regenerate.
213 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
216 * config/arm/predicates.md (arm_hard_general_register_operand):
218 (arm_hard_register_operand): Remove.
219 * config/arm/arm-ldmstm.ml: Use arm_hard_general_register_operand
221 * config/arm/ldmstm.md: Regenerate.
223 2014-01-16 Jakub Jelinek <jakub@redhat.com>
226 * config/i386/i386.c (ix86_expand_builtin): If target doesn't
227 satisfy operand 0 predicate for gathers, use a new pseudo as
230 2014-01-16 Richard Henderson <rth@redhat.com>
233 * reginfo.c (global_regs_decl): Globalize.
234 * rtl.h (global_regs_decl): Declare.
235 * ira.c (do_reload): Diagnose frame_pointer_needed and it
236 reserved via global_regs.
238 2014-01-16 Marek Polacek <polacek@redhat.com>
240 Backport from mainline
241 2014-01-16 Marek Polacek <polacek@redhat.com>
244 * gimple-low.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
245 it is error_mark_node.
247 2014-01-14 Uros Bizjak <ubizjak@gmail.com>
250 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
252 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
253 from prefetch_block tune setting.
255 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
257 PR rtl-optimization/54300
258 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
259 outputs in a single-set are killed from the value chains.
261 2014-01-10 Huacai Chen <chenhc@lemote.com>
263 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
264 kernel strings for Loongson-2E/2F/3A.
266 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
268 Backport from mainline
269 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
271 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
272 from prefetch_block tune setting.
273 (nocona_cost): Correct size of prefetch block to 64.
275 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
277 * doc/invoke.texi (output file options): Add missing markers.
279 2013-12-11 Kai Tietz <ktietz@redhat.com>
282 * config/i386/i386.c (ix86_expand_prologue): plus_constant
283 takes no mode-argument.
285 2013-12-10 Kai Tietz <ktietz@redhat.com>
288 * config/i386/i386.c (ix86_expand_prologue): Address saved
289 registers stack-relative, not via frame-pointer.
291 2013-12-03 Marek Polacek <polacek@redhat.com>
293 Backport from mainline
294 2013-12-03 Marek Polacek <polacek@redhat.com>
297 * c-decl.c (build_compound_literal): Allow compound literals with
300 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
302 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
305 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
307 Backport from mainline
308 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
311 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
312 Declare as MULTI_ARG_1_SF instruction.
313 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
314 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
315 from *xop_vmfrcz_<mode>.
316 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
317 to merge scalar result with __A.
318 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
321 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
323 Backport from mainline
324 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
326 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
327 ix86_address_subreg_operand. Move subreg checks to
328 ix86_validate_address_register. Move address override check to
329 ix86_legitimate_address_p.
330 (ix86_validate_address_register): New function.
331 (ix86_legitimate_address_p): Call ix86_validate_address_register
332 to validate base and index registers. Add address override check
333 from ix86_decompose_address.
334 (ix86_decompose_address): Remove.
336 Backport from mainline
337 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
340 * config/i386/i386.c (ix86_address_subreg_operand): Do not
341 reject non-integer subregs.
342 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
343 Move check for invalid x32 constant addresses ...
344 (ix86_legitimate_address_p): ... here.
346 Bacport from mainline
347 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
349 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
350 addresses only when %reg is not in word mode.
352 2013-11-10 Karlson2k <k2k@narod.ru>
353 Kai Tietz <ktietz@redhat.com>
357 * configure.ac: Adding for exported symbols check
358 and for rdynamic-check executable-extension.
359 * configure: Regenerated.
361 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
364 * config/i386/i386.md (push peepholer/splitter): Use Pmode
365 with stack_pointer_rtx.
367 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
369 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
371 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
373 Backport from mainline
374 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
377 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
378 Remove CCCmode handling.
379 <case LTU>: Return 'c' suffix for CCCmode.
380 <case GEU>: Return 'nc' suffix for CCCmode.
381 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
382 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
383 (*sub<mode>3_cc_overflow): Ditto.
384 (*subsi3_zext_cc_overflow): Ditto.
386 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
388 Backport from mainline
389 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
392 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
393 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
394 and SI_REG for 64bit SYSV ABI targets.
396 2013-10-25 Richard Henderson <rth@twiddle.net>
399 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
400 instead of create_convert_operand_to.
401 (maybe_emit_sync_lock_test_and_set): Likewise.
402 (expand_atomic_compare_and_swap): Likewise.
403 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
405 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
407 PR rtl-optimization/58831
408 * alias.c (init_alias_analysis): At the beginning of each iteration,
409 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
411 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
413 * recog.c (search_ofs): New static variable moved from...
414 (peep2_find_free_register): ...here.
415 (peephole2_optimize): Initialize it.
417 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
419 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
421 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
423 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
424 assignment statements.
426 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
428 * config/pa/pa.md: In "scc" insn patterns, change output template to
429 handle const0_rtx in reg_or_0_operand operands.
431 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
432 Paolo Carlini <paolo.carlini@oracle.com>
435 * doc/implement-cxx.texi: Fix references to the C++ standards.
437 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
440 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
443 2013-09-12 Terry Guo <terry.guo@arm.com>
445 Backport from mainline
446 2012-09-17 Richard Guenther <rguenther@suse.de>
449 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
450 FIXED_VALUE_TYPE instead of struct fixed_value.
452 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
455 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
456 support conditional execution.
457 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
459 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
461 Backport from mainline
462 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
464 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
465 "cmp" RTX before signed_comparison_operator check to account
468 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
470 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
472 2013-09-01 Iain Sandoe <iain@codesourcery.com>
475 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
477 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
478 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
479 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
481 * doc/tm.texi: Regenerate.
482 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
484 * config/darwin-c.c: Include target.h.
485 (darwin_objc_declare_unresolved_class_reference): New function.
486 (darwin_objc_declare_class_definition): New function.
487 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
488 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
490 2013-09-01 Iain Sandoe <iain@codesourcery.com>
492 Backport from mainline:
493 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
495 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
496 it is not needed after split.
498 2013-07-20 Iain Sandoe <iain@codesourcery.com>
501 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
502 second label for nonlocal goto receivers. Don't output pic base labels
503 unless we're producing PIC; mark that action unreachable().
504 (ix86_save_reg): If the function contains a nonlocal label, save the
506 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
507 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
508 (update_pic_label_number_if_needed): New.
509 (machopic_output_function_base_name): Adjust for nonlocal receiver
511 (machopic_should_output_picbase_label): New.
512 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
513 (nonlocal_goto_receiver): New insn and split.
515 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
517 Backport from mainline
518 2013-08-27 Christian Widmer <shadow@umbrox.de>
521 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
522 of Ivy Bridge processors.
524 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
527 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
528 suggested mode for the assignment isn't compatible with the
531 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
533 Backport from mainline
534 2013-08-12 Perez Read <netfirewall@gmail.com>
537 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
538 operand 0 for intel asm alternative.
539 (*movabs<mode>_2): Ditto for operand 1.
541 2013-08-13 Marek Polacek <polacek@redhat.com>
544 2013-0813 Marek Polacek <polacek@redhat.com>
545 Jakub Jelinek <jakub@redhat.com>
547 PR tree-optimization/57980
548 * tree-tailcall.c (process_assignment): Return false
549 when not dealing with integers or floats.
551 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
553 Backport from mainline
554 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
556 * collect2-aix.h: Define F_LOADONLY.
558 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
560 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
561 the implied StoreLoad barrier for atomic operations if before.
563 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
565 Backport from 2013-07-11 trunk r200901.
568 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
569 name seen by assembler/linker if available.
571 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
573 Backport from 2013-07-10 trunk r200872.
576 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
579 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
581 Backport from mainline
582 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
584 * config/i386/sse.md (sse_movlhps): Change alternative 3
587 2013-07-09 Joseph Myers <joseph@codesourcery.com>
589 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
590 adjust register size for TDmode and TFmode for VSX registers.
592 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
594 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
596 2013-07-08 Jakub Jelinek <jakub@redhat.com>
598 PR rtl-optimization/57829
599 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
600 mask bits outside of mode are just sign-extension from mode to HWI.
602 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
604 Backport from mainline
605 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
608 * config/i386/i386.c (construct_container): Report error if
609 long double is used with disabled x87 float returns.
611 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
613 Backport from mainline
614 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
617 * collect2.c (collect_atexit): New.
618 (collect_exit): Delete.
619 (main): Register collect_atexit with atexit.
620 (collect_wait): Change collect_exit to exit.
622 * collect2.h (collect_exit): Delete.
623 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
625 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
627 Backport from mainline
628 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
630 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
631 cmp_code to construct REG_EQUAL note.
633 Backport from mainline
634 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
636 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
637 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
639 Backport from mainline
640 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
643 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
644 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
645 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
647 2013-06-09 Jakub Jelinek <jakub@redhat.com>
650 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
651 that operands[2] doesn't overlap with operands[0].
653 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
656 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
657 for non-sse2 targets. Simplify mode attribute calculation.
659 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
661 Backport from mainline
662 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
664 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
665 cache parameters using detect_caches_amd also for CYRIX,
666 NSC and TM2 signatures.
668 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
669 Dzianis Kahanovich <mahatma@eu.by>
673 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
674 VIA/Centaur processors and determine their cache parameters
675 using detect_caches_amd.
677 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/i386.c (ix86_option_override_internal): Add
680 PTA_POPCNT to corei7 entry.
682 2013-05-14 Richard Biener <rguenther@suse.de>
684 PR gcov-profile/57269
685 Backport from mainline
686 2012-06-30 Nathan Sidwell <nathan@acm.org>
688 * coverage.c (coverage_init): Read counts file before writing
691 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
694 Backport from mainline
695 2013-01-22 Jakub Jelinek <jakub@redhat.com>
698 * config/i386/i386.md (UNSPEC_STOS): New.
699 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
700 *strsetqi_1): Add UNSPEC_STOS.
702 2013-05-10 Joey Ye <joey.ye@arm.com>
704 Backport from mainline
705 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
708 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
710 (thumb1_extendhisi2): Reduce Thumb pool range.
711 (arm_movdi): Likewise.
712 (thumb1_movdi_insn): Likewise.
713 (thumb1_movsi_insn): Likewise.
714 (pic_load_addr_unified): Likewise.
715 (pic_load_addr_32bit): Likewise.
716 (pic_load_addr_thumb1): Likewise.
717 (thumb1_movhf): Likewise.
718 (arm_movsf_soft_insn): Likewise.
719 (thumb1_movsf_soft_insn): Likewise.
720 (movdf_soft_insn): Likewise.
721 (thumb1_movdf_soft_insn): Likewise.
722 * config/arm/neon.md (*neon_mov<mode>): Likewise.
723 (*neon_mov<mode>): Likwise.
724 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
725 (*thumb2_movhi_insn): Likewise.
726 (*thumb2_extendqisi_v6): Likewise.
727 (*thumb2_zero_extendqisi_v6): Likewise.
728 (*thumb2_zero_extendqisi2_v6): Likewise.
729 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
730 (*movdi_vfp): Likewise.
731 (*movdi_vfp_cortexa8): Likewise.
732 (*thumb2_movsf_vfp): Likewise.
733 (*thumb2_movdf_vfp): Likewise.
735 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
737 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
738 Add mthumb/march=armv7-a multilib.
739 Add mthumb/march=armv7-r multilib.
740 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
742 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
745 * config/v850/t-rtems: Add more multilibs.
747 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
750 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
753 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
754 to save TFmode registers and DImode to save TImode registers for
755 caller save operations.
756 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
757 mark being partially clobbered since they only use the first
760 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
761 and TDmode only use the upper 64-bits of each VSX register.
763 2013-05-03 Marek Polacek <polacek@redhat.com>
765 Backport from mainline
766 2013-04-25 Marek Polacek <polacek@redhat.com>
768 PR tree-optimization/57066
769 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
771 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
773 Backport from mainline
774 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
777 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
779 (*zero_extendsidi2): Ditto.
781 Backport from mainline
782 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
785 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
787 2013-04-29 Christian Bruel <christian.bruel@st.com>
790 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
792 2013-04-27 Jakub Jelinek <jakub@redhat.com>
795 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
796 the immediate rotate count.
798 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
800 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
802 2013-04-19 Matthias Klose <doko@ubuntu.com>
806 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
808 Backport from mainline
809 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
810 Alexander Monakov <amonakov@ispras.ru>
813 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
814 flush pending lists also on non-jumps. Adjust comment.
817 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
819 * sched-deps.c (add_dependence_list_and_free): Simplify.
820 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
821 lists when add_dependence_list_and_free doesn't free them.
823 2013-04-19 Marek Polacek <polacek@redhat.com>
825 Backport from mainline
826 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
827 Jakub Jelinek <jakub@redhat.com>
829 PR tree-optimization/48189
830 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
831 If nitercst is 0, don't predict the exit edge.
833 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
835 Backport from mainline
836 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
837 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
839 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
842 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
844 * doc/tm.texi: Update.
845 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
846 * target.def (force_at_comp_dir): New hook.
847 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
848 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
850 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
853 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
854 (S_MODES): Set H_MODE bit.
855 (SF_MODES): Set only S_MODE and SF_MODE bits.
856 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
857 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
858 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
859 <MODE_FLOAT>: Likewise.
861 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
863 Backport from mainline:
864 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
867 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
868 nuses, make sure we have a label.
870 2013-04-11 Richard Biener <rguenther@suse.de>
872 * BASE-VER: Set to 4.7.4.
873 * DEV-PHASE: Set to prerelease.
875 2013-04-11 Release Manager
877 * GCC 4.7.3 released.
879 2013-04-10 David S. Miller <davem@davemloft.net>
881 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
884 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
888 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
890 Backport from mainline
891 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
892 Alexander Monakov <amonakov@ispras.ru>
895 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
896 flush pending lists also on non-jumps. Adjust comment.
898 2013-04-03 Richard Biener <rguenther@suse.de>
900 PR tree-optimization/56501
901 * tree-switch-conversion.c (check_process_case): Properly
902 handle !single_succ_p case.
904 2013-04-03 Jakub Jelinek <jakub@redhat.com>
906 Backported from mainline
907 2013-03-06 Jakub Jelinek <jakub@redhat.com>
909 PR tree-optimization/56539
910 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
911 instead of GSI_CONTINUE_LINKING as last argument to
912 force_gimple_operand_gsi. Adjust function comment.
914 2013-03-05 Jakub Jelinek <jakub@redhat.com>
917 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
918 (avoid_complex_debug_insns): New function.
919 (expand_debug_locations): Call it.
921 2013-04-02 Wei Mi <wmi@google.com>
923 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
924 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
925 *<rotate_insn><mode>3_mask in i386.md.
927 2013-04-02 Richard Biener <rguenther@suse.de>
930 Backport from mainline
931 2012-05-16 Richard Guenther <rguenther@suse.de>
933 * tree-inline.c (declare_return_variable): Properly handle
934 DECL_BY_REFERENCE return vars in SSA form.
936 2013-04-01 Wei Mi <wmi@google.com>
938 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
939 Truncate operand 2 using %b asm operand modifier.
940 (*<shift_insn><mode>3_mask): Ditto.
941 (*<rotate_insn><mode>3_mask): Ditto.
943 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
945 * config/i386/i386.md (*movsf_internal): Change type of
946 alternatives 3,4 to imov.
948 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
950 Backport from mainline
951 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
954 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
955 when the may_trap_p bit of the exprs being merged differs.
956 Reorder tests for speculativeness in the logical and operator.
958 Backport from mainline
959 2013-03-05 Jakub Jelinek <jakub@redhat.com>
962 * sel-sched-ir.c (free_sched_pools): Release
963 succs_info_pool.stack[succs_info_pool.max_top] vectors too
964 if succs_info_pool.max_top isn't -1.
966 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
968 Backport from mainline
969 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
972 * sel-sched.c: Include ira.h.
973 (implicit_clobber_conflict_p): New function.
974 (moveup_expr): Use it.
975 * Makefile.in (sel-sched.o): Depend on ira.h.
977 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
979 Backport from mainline
980 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
981 Alexander Monakov <amonakov@ispras.ru>
984 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
985 flush pending lists also on non-jumps. Adjust comment.
987 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
989 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
990 * doc/extend.texi (Named Address Spaces): Ditto.
991 (Variable Attributes): Ditto.
993 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
995 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
996 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
999 2013-03-27 Walter Lee <walt@tilera.com>
1001 Backport from mainline:
1002 2013-03-27 Walter Lee <walt@tilera.com>
1004 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
1005 double-decrement of next_scratch_regno.
1007 2013-03-27 Walter Lee <walt@tilera.com>
1009 Backport from mainline:
1010 2013-03-27 Walter Lee <walt@tilera.com>
1012 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
1014 (insn_v1mulus): Ditto.
1015 (insn_v2muls): Ditto.
1017 2013-03-27 Walter Lee <walt@tilera.com>
1019 Backport from mainline:
1020 2013-03-27 Walter Lee <walt@tilera.com>
1022 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
1024 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
1026 2013-03-27 Walter Lee <walt@tilera.com>
1028 Backport from mainline:
1029 2013-03-27 Walter Lee <walt@tilera.com>
1031 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
1033 (*sibcall_value): Ditto.
1035 2013-03-27 Walter Lee <walt@tilera.com>
1037 Backport from mainline:
1038 2013-03-27 Walter Lee <walt@tilera.com>
1040 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
1041 (insn_mnz_v8qi): ... this ...
1042 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
1044 (insn_v<n>mnz): Replaced by ...
1045 (insn_v1mnz): ... this ...
1046 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
1048 (insn_mz_<mode>): Replaced by ...
1049 (insn_mz_v8qi): ... this ...
1050 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
1052 (insn_v<n>mz): Replaced by ...
1053 (insn_v1mz): ... this ...
1054 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
1057 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
1059 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
1061 2013-03-26 Richard Biener <rguenther@suse.de>
1063 Backport from mainline:
1064 2013-03-13 Richard Biener <rguenther@suse.de>
1066 PR tree-optimization/56608
1067 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
1068 calls when vectorizing basic-blocks.
1070 2013-03-05 Richard Biener <rguenther@suse.de>
1072 PR tree-optimization/56270
1073 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
1074 of loads after scheduling an SLP instance.
1076 2013-03-26 Walter Lee <walt@tilera.com>
1078 Backport from mainline:
1079 2013-03-26 Walter Lee <walt@tilera.com>
1081 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
1082 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
1084 2013-03-26 Walter Lee <walt@tilera.com>
1086 Backport from mainline:
1087 2013-03-25 Walter Lee <walt@tilera.com>
1089 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
1090 TILEGX_INSN_SHUFFLEBYTES1.
1091 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
1093 (tilegx_builtins): Ditto.
1094 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
1096 2013-03-26 Walter Lee <walt@tilera.com>
1098 Backport from mainline:
1099 2013-03-25 Walter Lee <walt@tilera.com>
1101 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
1102 tests for constraint J, K, N, P.
1104 2013-03-26 Walter Lee <walt@tilera.com>
1106 Backport from mainline:
1107 2013-03-25 Walter Lee <walt@tilera.com>
1109 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
1110 Use indirect/pcrel encoding.
1111 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
1114 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1116 Backport from mainline:
1117 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
1118 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1121 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1122 (musermode): Convert to Var(TARGET_USERMODE).
1123 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1124 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1125 * config/sh/sh.c (sh_option_override): Use
1126 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1127 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1129 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1131 (udivsi3_i4_single, divsi3_i4_single): Use
1132 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1133 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1134 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1135 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1136 (SUBTARGET_OVERRIDE_OPTIONS): New.
1138 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1140 Backport from mainline:
1141 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1143 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1144 to m2a-single instead of m2e.
1146 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1149 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
1152 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1155 * config/i386/i386.c (init_cumulative_args): Also set
1156 cum->callee_return_avx256_p.
1157 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
1158 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
1160 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
1161 callee_return_avx256_p.
1163 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1165 Backport from mainline:
1166 2012-12-04 Ian Lance Taylor <iant@google.com>
1168 * godump.c (find_dummy_types): Output a dummy type if we couldn't
1169 output the real type.
1171 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
1174 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
1175 (PLUS_EXPR): Likewise.
1176 * doc/cppopts.texi (--help): Likewise.
1177 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
1178 (-fdump-rtl-cprop_hardreg): Likewise.
1179 (-fdump-rtl-csa): Likewise.
1180 (-fdump-rtl-dce): Likewise.
1181 (-fdump-rtl-dbr): Likewise.
1182 (-fdump-rtl-into_cfglayout): Likewise.
1183 (-fdump-rtl-outof_cfglayout): Likewise.
1185 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
1188 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
1189 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1192 2013-03-14 Seth LaForge <sethml@google.com>
1195 Backport from mainline
1196 2012-10-22 Julian Brown <julian@codesourcery.com>
1198 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1199 VFP D registers in big-endian mode.
1201 2013-03-08 Joey Ye <joey.ye@arm.com>
1203 Backport from mainline
1204 2013-03-06 Joey Ye <joey.ye@arm.com>
1207 * gcc.c (convert_white_space): New function.
1208 (main): Handles white space in function name.
1210 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1212 Backport from mainline
1213 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1216 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
1217 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
1218 to SH_DIV_CALL_TABLE for TARGET_SH2.
1219 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
1221 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
1222 mdiv= call-div1, call-fp, call-table options.
1224 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
1226 * config.gcc (arm*-*-rtemself*): New.
1227 (arm*-*-rtems*): Removed.
1228 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1229 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1231 2013-03-01 Richard Biener <rguenther@suse.de>
1233 Backport from mainline
1234 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
1236 PR tree-optimization/55481
1237 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
1238 back to general rewriting if we cannot leave an original biv
1241 2013-03-01 Richard Biener <rguenther@suse.de>
1243 Backport from mainline
1244 2012-04-10 Richard Guenther <rguenther@suse.de>
1247 * gimple-low.c (gimple_check_call_args): Properly account for
1248 compatible aggregate types.
1250 2013-02-26 Nick Clifton <nickc@redhat.com>
1253 Import this patch from the mainline:
1255 2012-08-17 Nick Clifton <nickc@redhat.com>
1257 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1258 (branch_true): Likewise.
1259 (branch_false): Likewise.
1261 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1263 PR tree-optimization/56443
1264 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1265 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1266 to type_for_mode langhook.
1268 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1271 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1274 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1276 Backported from mainline
1277 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1279 PR tree-optimization/56350
1280 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1281 if haven't found reduction or nested cycle operand, rather than
1282 asserting we must find it.
1284 PR tree-optimization/56381
1285 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1288 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1290 PR tree-optimization/56250
1291 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1292 if type is unsigned and code isn't MULT_EXPR.
1294 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1297 * omp-low.c (use_pointer_for_field): Return false if
1298 lower_send_shared_vars doesn't generate any copy-out code.
1300 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1302 PR tree-optimization/55110
1303 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1304 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1306 2013-02-18 Richard Biener <rguenther@suse.de>
1309 2013-02-04 Richard Biener <rguenther@suse.de>
1311 Backport from mainline
1312 2012-07-04 Richard Guenther <rguenther@suse.de>
1314 PR tree-optimization/53844
1315 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1316 the loop virtual PHI.
1318 2013-02-13 David S. Miller <davem@davemloft.net>
1320 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1322 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1324 Backport from mainline
1325 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1327 PR rtl-optimization/56275
1328 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1329 offset is non-negative and less than cmode size before
1330 calling simplify_subreg.
1332 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1334 Backport from mainline
1335 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1337 * config/i386/sse.md (FMAMODEM): New mode iterator.
1338 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1339 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1341 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1343 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1344 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1345 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1347 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1349 Backport from mainline
1350 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1353 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1354 If there is no implicit builtin declaration, just return NULL.
1356 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1357 Michael Meissner <meissner@linux.vnet.ibm.com>
1359 Backport from mainline
1360 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1361 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1363 2013-02-07 David S. Miller <davem@davemloft.net>
1365 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1367 * var-tracking.c (vt_add_function_parameter): Test the presence of
1368 HAVE_window_save properly and do not remap argument registers when
1369 we have a leaf function.
1371 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1373 Backport from mainline
1374 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1377 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1379 * config/i386/i386.c (ix86_print_operand): Ditto.
1381 2013-02-07 Alan Modra <amodra@gmail.com>
1384 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1385 static chain, set REST_INLINE_FPRS too.
1387 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1389 Backport from mainline
1390 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1392 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1393 * configure: Regenerate.
1395 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1397 Backport from mainline
1398 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1399 Andrew Dixie <andrewd@gentrack.com>
1401 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1404 2013-02-05 Richard Biener <rguenther@suse.de>
1406 Backport from mainline
1407 2012-12-10 Richard Biener <rguenther@suse.de>
1409 PR tree-optimization/55107
1410 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1411 (bitmap_set_replace_value): Add gcc_unreachable.
1412 (do_regular_insertion): Re-write all_same handling. Insert
1413 an assignment instead of a PHI in this case.
1414 (execute_pre): Do not record constified events.
1416 2013-02-05 Richard Biener <rguenther@suse.de>
1418 PR tree-optimization/54767
1419 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1420 backedges drop all symbolical range information.
1421 (execute_vrp): Compute backedges.
1423 2013-02-04 Richard Biener <rguenther@suse.de>
1425 Backport from mainline
1426 2012-01-11 Richard Guenther <rguenther@suse.de>
1428 PR tree-optimization/44061
1429 * tree-vrp.c (extract_range_basic): Compute zero as
1430 value-range for __builtin_constant_p of function parameters.
1432 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1435 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1437 2013-02-04 Richard Biener <rguenther@suse.de>
1439 Backport from mainline
1440 2012-07-04 Richard Guenther <rguenther@suse.de>
1442 PR tree-optimization/53844
1443 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1444 the loop virtual PHI.
1446 2012-12-13 Richard Biener <rguenther@suse.de>
1449 * tree-streamer.c (record_common_node): Check that we are not
1450 recursively pre-loading nodes we want to skip. Handle
1451 char_type_node appearing as part of va_list_type_node.
1453 2013-02-04 Richard Biener <rguenther@suse.de>
1456 * gimple.h (gimple_call_builtin_class_p): New function.
1457 * gimple.c (validate_call): New function.
1458 (gimple_call_builtin_class_p): Likewise.
1459 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1460 Use gimple_call_builtin_class_p.
1461 (find_func_clobbers): Likewise.
1462 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1463 (strlen_optimize_stmt): Likewise.
1465 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1467 Backported from mainline
1468 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1470 PR tree-optimization/56125
1471 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1472 pow(x,c) into sqrt(x) * powi(x, n/2) or
1473 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1474 optimizing for size.
1475 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1476 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1479 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1481 PR tree-optimization/56098
1482 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1483 for stmts with volatile ops.
1484 (cond_store_replacement): Don't optimize if assign has volatile ops.
1485 (cond_if_else_store_replacement_1): Don't optimize if either
1486 then_assign or else_assign have volatile ops.
1488 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1491 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1492 instead of cmpdi_operand for first comparison operand.
1493 Don't assert that comparison operands aren't both constants.
1495 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1497 PR tree-optimization/56051
1498 * fold-const.c (fold_binary_loc): Don't fold
1499 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1500 a narrowing conversion, or widening conversion from signed
1503 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1506 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1507 the case where writing real complex part of target modifies
1510 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1513 * function.c (thread_prologue_and_epilogue_insns): Always
1514 add crtl->drap_reg to set_up_by_prologue.set, even if
1515 stack_realign_drap is false.
1517 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1519 PR tree-optimization/55921
1520 * tree-complex.c (expand_complex_asm): New function.
1521 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1523 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1525 PR rtl-optimization/55838
1526 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1527 iv0.step, iv1.step and step.
1529 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1532 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1533 * gimple-low.c: Include langhooks.c.
1534 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1535 by default call lang_hooks.block_may_fallthru.
1536 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1538 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1539 (LANG_HOOKS_INITIALIZER): Use it.
1541 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1544 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1545 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1546 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1547 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1548 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1550 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1552 PR tree-optimization/55236
1553 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1554 and signed ARG0_TYPE, force low and high to be non-NULL.
1556 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1558 PR rtl-optimization/54127
1559 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1560 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1561 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1562 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1563 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1565 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1567 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1568 range isn't testing for zero.
1570 2013-01-29 Richard Biener <rguenther@suse.de>
1572 PR tree-optimization/56113
1573 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1575 (label_visit): Free duplicate bitmaps and record the leader instead.
1576 (perform_var_substitution): Adjust.
1578 2013-01-28 Serowk <serowk@yandex.ru>
1581 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1582 Fix mode checks to allow for the passing of constants in the
1584 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1585 Add entries in the switch statement for builtin iwmmxt vector
1586 shift and rotate builtins.
1588 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1590 Backport from mainline
1591 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1594 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1595 operand 0 in movabs insn template for -masm=intel asm alternative.
1596 (*movabs<mode>_2): Ditto for operand 1.
1598 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1600 Backport from mainline
1601 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1604 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1605 alternative to (o,r).
1606 (*movdi_internal_rex64): Remove (!o,n) alternative.
1607 (DImode immediate->memory splitter): Remove.
1608 (DImode immediate->memory peephole2): Remove.
1609 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1610 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1611 alternative to (!o,*r).
1612 (*movtf_internal_sse): New pattern.
1613 (*movxf_internal_rex64): New pattern.
1614 (*movxf_internal): Disable for TARGET_64BIT.
1615 (*movdf_internal_rex64): Remove (!o,F) alternative.
1617 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1619 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1620 involving stack registers slightly.
1622 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1624 * config/i386/constraints.md (Yf): New constraint.
1625 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1626 of f constraint to conditionaly disable x87 register preferences.
1627 (*movdf_internal): Ditto.
1628 (*movsf_internal): Ditto.
1630 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1632 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1633 (*movtf_internal_rex64): Add (!o,C) alternative
1634 (*movxf_internal_rex64): Ditto.
1635 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1637 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1639 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1641 2013-01-24 Martin Jambor <mjambor@suse.cz>
1643 Backport from mainline
1644 2013-01-04 Martin Jambor <mjambor@suse.cz>
1646 PR tree-optimization/55755
1647 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1648 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1650 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1652 Backport from mainline
1653 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1655 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1657 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1659 PR rtl-optimization/56023
1660 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1661 dependent on debug instruction.
1663 2013-01-21 Martin Jambor <mjambor@suse.cz>
1665 Backport from mainline
1666 2013-01-17 Martin Jambor <mjambor@suse.cz>
1668 PR tree-optimizations/55264
1669 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1670 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1671 for virtual functions.
1672 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1673 for virtual methods.
1674 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1675 virtual methods before inlining is over.
1677 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1679 Backport from mainline
1680 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1683 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1684 store through atomic_store<mode>_1.
1685 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1687 2013-01-16 Richard Biener <rguenther@suse.de>
1690 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1691 account for bitpos when computing alignment.
1693 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1695 Backport from 2013-01-14 trunk r195169.
1698 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1699 etc. to 1 and not to __flash.
1700 Use LL suffix for __INT24_MAX__ with -mint8.
1701 Use ULL suffix for __UINT24_MAX__ with -mint8.
1703 2013-01-14 Matthias Klose <doko@ubuntu.com>
1705 * doc/invoke.texi: Document -print-multiarch.
1706 * doc/install.texi: Document --enable-multiarch.
1707 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1708 * configure.ac: Add --enable-multiarch option.
1709 Substitute with_cpu, with_float.
1710 * configure: Regenerate.
1711 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1712 enable_multiarch, with_cpu, with_float: New macros.
1713 if_multiarch: New macro, define in terms of enable_multiarch.
1714 * genmultilib: Add new argument for the multiarch name.
1715 * gcc.c (multiarch_dir): Define.
1716 (for_each_path): Search for multiarch suffixes.
1717 (driver_handle_option): Handle multiarch option.
1718 (do_spec_1): Pass -imultiarch if defined.
1719 (main): Print multiarch.
1720 (set_multilib_dir): Separate multilib and multiarch names
1721 from multilib_select.
1722 (print_multilib_info): Ignore multiarch names in multilib_select.
1723 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1724 * cppdefault.h (default_include): Document multiarch in multilib
1726 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1727 include directory for multiarch directories.
1728 * common.opt: New options --print-multiarch and -imultilib.
1730 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1731 Include i386/t-linux.
1732 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1733 Include i386/t-kfreebsd.
1734 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1735 * config/i386/t-linux64: Add multiarch names in
1736 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1737 * config/i386/t-gnu: New file.
1738 * config/i386/t-kfreebsd: Likewise.
1739 * config/i386/t-linux: Likewise.
1741 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1742 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1743 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1744 for 32bit non-biarch configurations.
1746 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1747 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1750 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1752 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1754 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1755 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1756 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1758 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1759 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1760 Include rs6000/t-linux for 32bit non-biarch configurations.
1762 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1764 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1766 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1767 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1769 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1770 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1772 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1774 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1775 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1776 (vect_estimate_min_profitable_iter): Adjust to above fix.
1777 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1779 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1781 Backport from mainline
1782 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1784 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1785 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1786 documentation. Add missing '__' in front of
1787 __builtin_ia32_packssdw256.
1789 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1791 Backport from mainline
1792 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1794 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1795 attribute of movddup insn to DF.
1796 (*vec_interleave_lowv2df): Ditto.
1797 (vec_dupv2df): Ditto.
1799 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1801 Backport from 2013-01-07 trunk r194991, r194992.
1804 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1807 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1808 (avr_addrspace_t): Add .section_name field.
1809 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1811 (avr_addrspace): Same. Initialize .section_name. Remove last
1812 NULL entry. Put __memx into .progmemx.data.
1813 (progmem_section_prefix): Remove.
1814 (avr_asm_init_sections): No need to initialize progmem_section.
1815 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1816 section name prefix.
1817 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1818 retrieve the progmem section.
1819 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1820 boundary to run over avr_addrspace[].
1821 (avr_register_target_pragmas): Ditto.
1823 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1825 Backport from 2013-01-07 trunk r194978.
1828 * doc/install.texi (Cross-Compiler-Specific Options): Document
1831 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1833 Backport from 2013-01-07 trunk r194968.
1836 * config/avr/t-avr: Don't automatically rebuild
1837 $(srcdir)/config/avr/t-multilib
1838 $(srcdir)/config/avr/avr-tables.opt
1839 (avr-mcus): New phony target to build them on request.
1840 (s-avr-mlib): Remove.
1841 * avr/avr-mcus.def: Adjust comments.
1843 2013-01-07 Terry Guo <terry.guo@arm.com>
1845 Backport from mainline
1846 2012-12-19 Terry Guo <terry.guo@arm.com>
1848 * config/arm/arm.c (thumb_find_work_register): Check argument
1849 register number based on current PCS.
1851 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1853 Backport from mainline
1854 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1857 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1858 selected code model, define __code_mode_small__, __code_model_medium__,
1859 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1860 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1861 xchg temporary register with %k. Declare temporary register as
1863 [__x86_64__]: For medium and large code models, preserve %rbx register.
1865 2013-01-03 Richard Henderson <rth@redhat.com>
1867 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1868 after eliminating TLS symbols.
1870 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1873 * config/pa/pa.md (movsi): Revert previous change.
1874 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1877 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1880 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1883 2013-01-02 Jason Merrill <jason@redhat.com>
1886 * tree.c (build_array_type_1): Revert earlier change.
1888 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1891 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1892 after reload starts.
1894 2012-12-21 Martin Jambor <mjambor@suse.cz>
1896 PR tree-optimization/55355
1897 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1898 bit_position is small enough to fit a single HOST_WIDE_INT.
1900 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1902 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1904 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1906 Backport from mainline
1907 2012-10-15 Matthias Klose <doko@ubuntu.com>
1909 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1910 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1912 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1913 Tomash Brechko <tomash.brechko@gmail.com>
1916 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1917 handling of before and after cases.
1918 * config/sparc/sync.md (atomic_store): Fix pasto.
1920 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1922 * optabs.c (expand_atomic_store): Elide redundant model test.
1924 2012-12-13 Richard Henderson <rth@redhat.com>
1927 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1929 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1932 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1933 (tldo_stb_sp64): Likewise.
1934 (tldo_sth_sp32): Likewise.
1935 (tldo_sth_sp64): Likewise.
1936 (tldo_stw_sp32): Likewise.
1937 (tldo_stw_sp64): Likewise.
1938 (tldo_stx_sp64): Likewise.
1940 2012-12-10 Kai Tietz <ktietz@redhat.com>
1943 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1945 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1947 Backport from mainline
1948 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1949 H.J. Lu <hongjiu.lu@intel.com>
1952 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1953 before using it as insn or call equivalent.
1955 2012-12-06 Jason Merrill <jason@redhat.com>
1958 * tree.c (build_array_type_1): Re-layout if we found it in the
1961 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1963 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1964 opaque cond in all call insns.
1966 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1968 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1969 area if the function allocates dynamic stack space.
1970 (ia64_initial_elimination_offset): Adjust offsets to above change.
1972 2012-12-03 Richard Biener <rguenther@suse.de>
1974 Backport from mainline
1975 2012-09-24 Richard Guenther <rguenther@suse.de>
1977 PR tree-optimization/53663
1978 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1979 native encode/interpret translation on VN_WALKREWRITE.
1981 2012-12-03 Kai Tietz <ktietz@redhat.com>
1984 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1987 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1990 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1992 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1994 Backport from mainline:
1995 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1998 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1999 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
2000 (in_nullified_branch_delay): Likewise.
2001 (in_call_delay): Likewise.
2002 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
2003 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
2004 the $$sh_func_adrs call as variable. Update type of sibcalls and
2005 $$sh_func_adrs call.
2006 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
2007 length instead of adjustment. Handle negative and undefined call
2008 adjustments for insn_default_length. Remove adjustment for millicode
2009 insn with unfilled delay slot.
2010 (pa_output_millicode_call): Update for revised millicode length.
2011 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
2013 2012-11-29 Kai Tietz <ktietz@redhat.com>
2016 * prefix.c (lookup_key): Replace xmalloc/xrealloc
2017 use by XNEWVEC/XRESIZEVEC.
2019 * i386.c (get_scratch_register_on_entry): Handle
2020 thiscall-convention.
2021 (split_stack_prologue_scratch_regno): Likewise.
2022 (ix86_static_chain): Likewise.
2023 (x86_output_mi_thunk): Likewise.
2025 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
2027 Backported from mainline
2028 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
2029 Markus Trippelsdorf <markus@trippelsdorf.de>
2032 * lto-opts.c (lto_write_options): Also handle
2033 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
2034 OPT_SPECIAL_program_name.
2037 * lto-wrapper.c (merge_and_complain): Handle
2038 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
2039 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
2041 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
2043 PR rtl-optimization/55489
2044 * gcse.c (compute_transp): Precompute a canonical version
2045 of XEXP (x, 0), and pass it to canon_true_dependence.
2047 2012-11-27 Richard Biener <rguenther@suse.de>
2050 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
2051 stmt with a NOP instead of removing it.
2053 2012-11-26 Richard Biener <rguenther@suse.de>
2055 Backport from mainline
2056 2012-10-19 Richard Biener <rguenther@suse.de>
2058 PR tree-optimization/54976
2059 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2060 Robustify against odd inner_mode inputs.
2062 2012-10-12 Richard Biener <rguenther@suse.de>
2064 PR tree-optimization/54894
2065 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2066 Handle over-aligned scalar types properly.
2068 2012-10-02 Richard Guenther <rguenther@suse.de>
2071 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
2072 cleaning up the CFG.
2074 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2076 Backport from mainline
2077 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2079 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
2080 explaining the register ordering preferences.
2082 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
2083 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
2084 constraints so that the traditional floating point loads, stores,
2085 and moves are done first, then the VSX loads, stores, and moves,
2086 and finally the GPR loads, stores, and moves so that reload
2087 chooses FPRs over GPRs, and uses the traditional load/store
2088 instructions which provide an offset.
2089 (movdf_hardfloat64): Likewise.
2091 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2093 Backported from mainline
2094 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
2095 H.J. Lu <hongjiu.lu@intel.com>
2098 * config/i386/i386.c (legitimize_pic_address): Properly handle
2100 (ix86_print_operand_address): Set code to 'k' when forcing
2101 addr32 prefix. For x32, zero-extend negative displacement if
2104 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
2106 * common.opt (fvar-tracking-uninit): Document.
2107 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
2108 * config/darwin.c (darwin_override_options): Likewise.
2110 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
2112 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
2113 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
2115 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2117 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
2119 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2121 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
2124 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
2126 Backport from mainline
2127 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2129 * config/i386/i386.c (ix86_init_machine_status): Do not
2130 explicitly clear tls_descriptor_call_expanded_p again.
2132 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2134 * config/i386/sse.md
2135 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
2136 as read and written by the instruction.
2138 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2140 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
2141 (ix86_instantiate_decls): New function.
2142 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
2143 stack slot instead of SLOT_VIRTUAL.
2144 <case IX86_BUILTIN_STMXCSR>: Ditto.
2145 (assign_386_stack_local): Do not assert when virtual slot is valid.
2146 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
2147 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
2148 (truncxf<mode>2): Ditto.
2149 (floatunssi<mode>2): Ditto.
2150 (isinf<mode>2): Ditto.
2151 * config/i386/sync.md (atomic_load<mode>): Ditto.
2152 (atomic_store<mode>): Ditto.
2154 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
2157 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
2158 the argument is itself a conditional expression.
2160 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
2162 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2165 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
2167 PR tree-optimization/54986
2168 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
2169 conversions on entry but add them back on exit if needed.
2171 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
2174 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
2176 (print_reg): Use true_regnum rather than REGNO.
2177 (ix86_print_operand_address): Remove SUBREG handling.
2179 2012-11-05 Jakub Jelinek <jakub@redhat.com>
2181 Backported from mainline
2182 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2185 * gimple.h (is_gimple_sizepos): New inline function.
2186 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2187 final assignment to expr variable.
2188 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2189 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2190 into a local temporary.
2192 2012-10-10 Jakub Jelinek <jakub@redhat.com>
2194 PR tree-optimization/54877
2195 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
2196 use make_ssa_name instead of copy_ssa_name.
2198 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
2200 Backport from mainline
2201 2012-10-31 Jakub Jelinek <jakub@redhat.com>
2203 PR tree-optimization/53708
2204 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2205 user-supplied alignment when used with an explicit section name.
2207 2012-11-02 Jeff Law <law@redhat.com>
2209 PR tree-optimization/54985
2210 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2211 from thread_across_edge.
2212 (thread_across_edge): Use it in all cases where we might thread
2215 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
2217 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
2218 special register pushes before frame probing and allocation.
2220 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
2221 Joel Sherrill <joel.sherrill@oarcorp.com>
2223 * config/sparc/t-rtems: New (Custom multilibs).
2224 * config/sparc/t-rtems-64: New (Custom multilibs).
2225 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
2226 (sparc-*-rtems*): Add sparc/t-rtems.
2228 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
2230 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
2232 (hash_rtx): Likewise.
2234 2012-10-29 Terry Guo <terry.guo@arm.com>
2236 Backport from mainline
2237 2012-10-11 Terry Guo <terry.guo@arm.com>
2239 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
2241 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2244 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2246 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2247 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2249 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2251 * config/avr/t-rtems: Revert previous commit.
2253 2012-10-26 Terry Guo <terry.guo@arm.com>
2255 Backport from mainline
2256 2012-10-23 Terry Guo <terry.guo@arm.com>
2259 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2262 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2264 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2266 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2268 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2270 * config.gcc (microblaze*-*-rtems*): New target.
2271 * config/microblaze/rtems.h: New.
2272 * config/microblaze/t-rtems: New.
2274 2012-10-25 Richard Biener <rguenther@suse.de>
2276 PR tree-optimization/54902
2277 * tree-ssa-pre.c (fini_pre): Return TODO.
2278 (execute_pre): Adjust.
2279 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2280 blocks before computing dominators.
2282 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2284 Backport from mainline
2285 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2287 * config/i386/i386.c (memory_address_length): Assert that non-null
2288 base or index RTXes are registers. Do not check for REG RTXes.
2289 Determine addr32 prefix using SImode_address_operand or
2290 from original base and index RTXes. Simplify code.
2292 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2294 * config/i386/i386-protos.h (memory_address_length): Add new bool
2295 argument. Update all uses.
2296 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2297 add length of addr32 prefix based on mode of base or index register.
2298 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2299 addresses here. Update call to memory_address_length.
2300 (ix86_print_address_operand): Use SImode_address_operand predicate.
2301 * config/i386/predicates.md (SImode_address_operand): New.
2302 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2303 to calculate "mode" attribute. Use SImode_address_operand predicate
2304 instead of open-coding accepted RTX codes.
2306 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2308 Backport from 2012-10-22 trunk r192685.
2309 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2310 Note __AVR_<device>__ is not defined for cores.
2311 Don't point to --help=target.
2312 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2314 2012-10-19 Marek Polacek <polacek@redhat.com>
2316 Backported from mainline
2317 2012-10-19 Marek Polacek <polacek@redhat.com>
2320 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2321 pointer/non-pointer comparison.
2323 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2325 Backported from mainline
2326 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2329 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2330 sure the mode is correct when falling through from above cases.
2332 2012-10-19 Alan Modra <amodra@gmail.com>
2334 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2335 (HAVE_LD_LARGE_TOC): Likewise.
2336 * configure: Regenerate.
2338 2012-10-19 Alan Modra <amodra@gmail.com>
2340 * config/rs6000/predicates.md (splat_input_operand): Don't call
2341 input_operand for MEMs. Instead check for volatile and call
2342 memory_address_addr_space_p with modified mode.
2344 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2346 Backported from mainline
2347 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2349 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2351 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2353 PR rtl-optimization/54870
2354 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2355 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2356 SSA_NAME pointer that points to a partition if there is at least
2357 one variable with it set in the partition.
2358 * dse.c (local_variable_can_escape): New predicate.
2359 (can_escape): Call it.
2360 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2361 mark the SSA_NAME pointer that points to a partition.
2363 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2365 Backport from mainline
2366 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2368 PR rtl-optimization/53701
2369 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2370 rocess not only expr's vinsns but all old vinsns from expr's
2373 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2375 Backport from mainline
2376 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2379 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2381 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2382 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2383 only if producer writes to the register given by regno.
2385 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2387 Backport from mainline
2388 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2391 (UNSPEC_LOADU): New.
2392 (UNSPEC_STOREU): Ditto.
2393 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2394 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2395 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2396 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2397 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2398 (<sse2>_storedqu<avxsizesuffix>): ... this.
2399 (*sse4_2_pcmpestr_unaligned): Update.
2400 (*sse4_2_pcmpistr_unaligned): Ditto.
2402 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2403 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2404 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2405 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2406 gen_sse2_load{dqu,upd} to load from unaligned memory and
2407 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2409 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2410 Use CODE_FOR_sse_loadups.
2411 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2412 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2413 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2414 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2415 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2416 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2417 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2418 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2419 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2420 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2421 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2423 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2425 Backport from trunk (r190222):
2427 PR tree-optimization/54146
2428 * ifcvt.c: Include pointer-set.h.
2429 (cond_move_process_if_block): Change type of then_regs and
2430 else_regs from alloca'd array to pointer_sets.
2431 (check_cond_move_block): Update for this change.
2432 (cond_move_convert_if_block): Likewise.
2433 * Makefile.in: Fix dependencies for ifcvt.o.
2435 2012-10-15 Richard Guenther <rguenther@suse.de>
2437 PR tree-optimization/54920
2438 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2439 allocate temporary storage for all NARY elements.
2441 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2444 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2446 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2448 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2449 default_use_cxa_atexit to yes.
2451 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2453 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2455 2012-10-05 Jan Hubicka <jh@suse.cz>
2456 Jakub Jelinek <jakub@redhat.com>
2458 PR tree-optimization/33763
2459 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2460 attribute for redefined extern inline functions.
2462 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2464 Backported from mainline
2465 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2467 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2468 in SSE and YMM state support check for -march=native.
2470 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2473 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2476 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2478 Backported from mainline
2479 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2482 * doc/invoke.texi: Document -mprefer-avx128.
2484 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2486 Backported from mainline
2487 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2490 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2491 (XSTATE_FP): Likewise.
2492 (XSTATE_SSE): Likewise.
2493 (XSTATE_YMM): Likewise.
2494 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2495 SSE and YMM states aren't supported.
2497 2012-10-01 Tom de Vries <tom@codesourcery.com>
2499 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2502 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2505 * config/s390/s390.c (s390_option_override): Add missing break.
2507 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2509 Backport from mainline
2510 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2512 * config.gcc: Replace 'host' with 'target' when configuring for
2513 powerpc64*-*-freebsd.
2515 2012-09-28 Meador Inge <meadori@codesourcery.com>
2517 Backport from mainline
2518 2012-09-27 Meador Inge <meadori@codesourcery.com>
2520 * gcc-ar.c (main): Handle the returning of the sub-process error
2523 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2525 Backport from 2012-09-28 trunk r191821.
2526 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2528 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2531 * simplify-rtx.c (simplify_binary_operation_1): Perform
2532 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2534 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2536 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2537 TYPE_NONALIASED_COMPONENT flag.
2538 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2539 TYPE_NONALIASED_COMPONENT flag.
2541 2012-09-21 Richard Guenther <rguenther@suse.de>
2544 Backport from mainline
2545 2012-04-19 Richard Guenther <rguenther@suse.de>
2547 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2550 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2553 * c-typeck.c (c_cast_expr): When casting to a type requiring
2554 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2557 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2560 * c-typeck.c (build_unary_op): Pass original argument of
2561 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2562 any C_MAYBE_CONST_EXPR, if it has integer operands.
2563 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2564 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2565 to c_objc_common_truthvalue_conversion, then remove any
2566 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2567 c_objc_common_truthvalue_conversion not
2568 c_common_truthvalue_conversion.
2569 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2570 call note_integer_operands for arguments with integer operands
2571 that are not integer constants.
2573 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2575 Backported from mainline
2576 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2578 PR tree-optimization/54563
2579 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2580 gimple_purge_dead_eh_edges if last call has been changed.
2582 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2585 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2586 instead of (match_dup 0) as second argument to vec_merge.
2587 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2588 Remove third alternative.
2589 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2590 operand 2 instead of operand 1, but put it as first argument
2592 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2593 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2596 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2598 * BASE-VER: Set to 4.7.3.
2599 * DEV-PHASE: Set to prerelease.
2601 2012-09-20 Release Manager
2603 * GCC 4.7.2 released.
2605 2012-09-15 Andi Kleen <ak@linux.intel.com>
2607 Backport from mainline
2608 2012-09-07 Andi Kleen <ak@linux.intel.com>
2610 * gcc/lto-streamer.h (res_pair): Add.
2611 (lto_file_decl_data): Replace resolutions with respairs.
2613 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2614 Initialize respairs.
2615 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2617 2012-09-14 Walter Lee <walt@tilera.com>
2619 Backport from mainline.
2620 2012-09-14 Walter Lee <walt@tilera.com>
2622 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2623 option for TILEPro and TILE-Gx.
2625 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2627 * config/i386/i386.h (x86_prefetchw): New global variable.
2628 (TARGET_PREFETCHW): New macro.
2629 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2630 (processor_alias_table): Add PTA_PREFETCHW to
2631 bdver1, bdver2 and btver1.
2632 (ix86_option_override_internal): Set x86_prefetchw for
2633 PTA_PREFETCHW targets.
2634 * config/i386/i386.md (prefetch): Expand to prefetchw
2635 for TARGET_PREFETCHW.
2636 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2638 Backport from mainline
2639 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2641 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2642 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2644 (*prefetch_sse): ... this.
2645 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2647 (*prefetch_3dnow): ... this.
2649 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2652 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2653 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2655 2012-09-12 Teresa Johnson <tejohnson@google.com>
2657 Backport from mainline.
2658 2012-09-12 Teresa Johnson <tejohnson@google.com>
2660 PR gcov-profile/54487
2661 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2662 test using F_SETLKW with fcntl.
2663 * configure, config.in: Regenerate.
2665 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2667 Backport from mainline
2668 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2670 * config/i386/i386.md : Comments on fma4 instruction selection
2671 reflect requirement on register pressure based cost model.
2673 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2674 flag is set-reset as informed by the cpuid flag.
2676 * config/i386/i386.c (processor_alias_table): fma4
2677 flag is enabled for bdver2.
2679 2012-09-12 Christian Bruel <christian.bruel@st.com>
2681 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2683 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2685 * config.gcc: Obsolete picochip-*.
2687 2012-09-11 Richard Guenther <rguenther@suse.de>
2690 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2691 on flag_toplevel_reorder.
2693 2012-09-10 Richard Henderson <rth@redhat.com>
2695 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2698 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2700 Backport from 2012-09-10 mainline r191132.
2703 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2705 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2708 * tree-sra.c (disqualify_base_of_expr): Check for possible
2709 NULL_TREE returned by get_base_address()
2711 2012-09-07 Richard Guenther <rguenther@suse.de>
2713 Backport from mainline
2714 2012-06-26 Jan Hubicka <jh@suse.cz>
2717 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2720 2012-09-07 Richard Guenther <rguenther@suse.de>
2722 Backport from mainline
2723 2012-07-13 Richard Guenther <rguenther@suse.de>
2725 PR tree-optimization/53922
2726 * tree-vrp.c (value_inside_range): Change prototype to take
2727 min/max instead of value-range.
2728 (range_includes_zero_p): Likewise. Return the result from
2730 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2731 return value from range_includes_zero_p.
2732 (extract_range_from_unary_expr_1): Likewise.
2733 (compare_range_with_value): Likewise.
2734 (vrp_meet_1): Likewise.
2736 2012-09-07 Richard Guenther <rguenther@suse.de>
2739 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2740 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2741 arguments separately.
2743 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2745 Backported from mainline
2746 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2748 PR rtl-optimization/54455
2749 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2750 bb ends up with asm goto referencing bb's label.
2752 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2754 Backport from mainline.
2755 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2756 Richard Earnshaw <richard.earnshaw@arm.com>
2759 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2760 element size. Use elem_type from the formal parameter. New parameter
2762 (neon_expand_args): Adjust call to neon_dereference_pointer.
2764 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2766 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2767 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2769 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2771 Backport from mainline
2772 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/i386.md (isa): Add fma and fma4.
2775 (enabled): Handle fma and fma4.
2776 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2777 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2778 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2779 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2780 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2781 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2783 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2785 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2786 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2787 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2789 2012-09-06 Richard Guenther <rguenther@suse.de>
2791 PR tree-optimization/54498
2792 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2793 abort when reaching an already visited region.
2794 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2795 (get_continuation_for_phi_1): Likewise.
2796 (walk_non_aliased_vuses): When we translated the reference,
2797 abort when we re-visit a region.
2798 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2800 2012-09-06 Andrew Pinski <apinski@cavium.com>
2803 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2805 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2808 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2809 build_int_cst with size_type_node instead of size_int.
2811 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2813 Backport from 2012-09-05 mainline r190697.
2816 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2817 configured --with-avrlibc.
2818 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2820 * config/avr/avrlibc.h: New file.
2821 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2822 configured --with-avrlibc.
2823 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2825 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2827 Backport from 2012-09-04 mainline r190919
2830 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2831 of size less than 4 bytes by using macro ARM_NUM_INTS.
2832 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2834 2012-09-04 Richard Henderson <rth@redhat.com>
2836 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2838 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2840 Backport from 2012-09-04 mainline r190920
2843 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2845 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2847 Backport from 2012-09-04 mainline r190914
2850 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2852 (avr_allocate_stack_slots_for_args): ...this new static function.
2854 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2856 Backported from mainline
2857 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2860 * doc/invoke.texi: Add -da and remove -dm.
2862 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2864 Backported from mainline
2865 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2868 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2869 operands[1] is CONST_INT_P, convert it to QImode before printing.
2871 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2874 * c-convert.c (convert): Don't call fold_convert_loc if
2875 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2876 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2877 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2879 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2882 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2883 if init is a CONSTRUCTOR.
2885 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2887 PR rtl-optimization/54369
2888 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2889 calling dbr_schedule.
2890 * config/sparc/sparc.c (sparc_reorg): Likewise.
2892 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2894 Backport from mainline
2895 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2897 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2898 case for Atom processor.
2900 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2902 Backport from mainline
2903 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2906 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2907 true for TARGET_64BIT or !flag_pic.
2908 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2909 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2910 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2911 Add insn constraint. Conditionally emit xchg asm insns.
2912 (atomic_compare_and_swap<mode>): Update calls. Check only
2913 cmpxchg8b_pic_memory_operand in memory address fixup.
2915 (CASHMODE): Rename from DCASHMODE.
2916 (doublemodesuffix): Update modes.
2917 (regprefix): New mode attribute.
2919 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2920 <UNSPECV_CMPXCHG>: New constant.
2921 (atomic_compare_and_swap<mode>_1): Rename from
2922 atomic_compare_and_swap_single<mode>. Update calls and
2923 unspec_volatile constants.
2924 (atomic_compare_and_swap<mode>_doubleword): Rename from
2925 atomic_compare_and_swap_double<mode>. Update calls and
2926 unspec_volatile constants.
2928 2012-08-28 Walter Lee <walt@tilera.com>
2930 Backport from mainline
2931 2012-08-28 Walter Lee <walt@tilera.com>
2933 * confg/tilegx/tilegx.md: Fix code style.
2934 (*zero_extendsidi_truncdisi): Fix typo.
2935 * config/tilegx/tilegx.c: Fix code style.
2936 (tilegx_function_profiler): Fix typo.
2938 2012-08-27 Walter Lee <walt@tilera.com>
2940 Backport from mainline
2941 2012-08-27 Walter Lee <walt@tilera.com>
2943 * doc/md.texi (TILE-Gx): Fix typo.
2945 2012-08-27 Walter Lee <walt@tilera.com>
2947 Backport from mainline
2948 2012-08-27 Walter Lee <walt@tilera.com>
2950 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2951 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2953 2012-08-27 Walter Lee <walt@tilera.com>
2955 Backport from mainline
2956 2012-08-27 Walter Lee <walt@tilera.com>
2958 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2959 (insn_bfins): Delete.
2961 2012-08-27 Walter Lee <walt@tilera.com>
2963 Backport from mainline
2964 2012-08-27 Walter Lee <walt@tilera.com>
2966 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2967 atomic_exchange_bare<mode>,
2968 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2969 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2970 * config/tilegx/tilegx.md (type): Add X1_remove.
2971 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2972 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2973 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2976 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2978 PR rtl-optimization/54088
2979 * jump.c (delete_related_insns): Robustify latest change.
2981 2012-08-21 Richard Guenther <rguenther@suse.de>
2983 Backport from mainline
2984 2012-08-16 Richard Guenther <rguenther@suse.de>
2987 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2989 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2990 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2991 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2992 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2993 (tree_ssa_lim_finalize): Free all mem_refs.
2994 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2995 scc when bailing out.
2996 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2997 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2998 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2999 FOR_EACH_LOOP_BREAK.
3001 2012-08-17 Richard Guenther <rguenther@suse.de>
3003 * tree-sra.c (modify_function): Free redirect_callers vector.
3004 * ipa-split.c (split_function): Free args_to_pass vector.
3005 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
3007 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
3008 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
3009 (vect_analyze_slp_instance): Free everything.
3010 (destroy_bb_vec_info): Free the SLP instances.
3012 2012-08-17 Richard Guenther <rguenther@suse.de>
3014 * params.def (integer-share-limit): Decrease from 256 to 251,
3017 2012-08-21 Richard Guenther <rguenther@suse.de>
3019 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
3020 the affine expansion cache.
3022 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3024 Backported from trunk
3025 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3028 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
3030 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3032 Backport from mainline.
3033 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3036 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
3037 mark as predicable. Adjust asm template.
3038 (vec_setv2di_internal): Likewise.
3039 (vec_extract<mode> VD, VQ): Likewise.
3040 (vec_extractv2di): Likewise.
3041 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
3042 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
3043 (neon_vdup_n<mode> VX, V32): Likewise.
3044 (neon_vdup_nv2di): Likewise.
3046 2012-08-17 Walter Lee <walt@tilera.com>
3048 Backport from mainline
3049 2012-08-17 Walter Lee <walt@tilera.com>
3051 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
3052 (FEEDBACK_ENTER): Define.
3053 (FEEDBACK_REENTER): Define.
3054 (FEEDBACK_ENTRY): Define.
3055 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
3056 (FEEDBACK_ENTER): Define.
3057 (FEEDBACK_REENTER): Define.
3058 (FEEDBACK_ENTRY): Define.
3060 2012-08-16 Walter Lee <walt@tilera.com>
3062 Backport from mainline
3063 2012-08-16 Walter Lee <walt@tilera.com>
3065 * config.gcc (tilegx-*-linux*): Add feedback.h.
3066 (tilepro-*-linux*): Likewise.
3067 * config/tilegx/feedback.h: New file.
3068 * config/tilepro/feedback.h: New file.
3070 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
3072 Backport from mainline r189840 and r187586:
3073 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
3075 * config/i386/i386.md (stack_protect_set): Disable the pattern
3076 for Android since Android libc (bionic) does not provide random
3077 value for stack protection guard at gs:0x14. Guard value
3078 will be provided from external symbol (default implementation).
3079 (stack_protect_set_<mode>): Likewise.
3080 (stack_protect_test): Likewise.
3081 (stack_protect_test_<mode>): Likewise.
3082 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
3083 not have Bionic by default
3084 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
3085 Macro OPTION_BIONIC is defined in this file and provides Bionic
3086 accessibility status
3088 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3090 * configure.ac: Stack protector enabling for Android targets.
3091 * configure: Regenerate.
3093 2012-08-13 Jakub Jelinek <jakub@redhat.com>
3095 Backported from trunk
3096 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3098 PR rtl-optimization/53942
3099 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
3100 directly from likely spilled non-fixed hard registers, move them
3103 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3105 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
3106 (xop_phaddubq): Ditto.
3108 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3110 Backport from mainline
3111 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
3112 Richard Earnshaw <rearnsha@arm.com>
3114 * target.def (vector_alignment): New target hook.
3115 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
3116 * doc/tm.texi: Regenerate.
3117 * targhooks.c (default_vector_alignment): New function.
3118 * targhooks.h (default_vector_alignment): Add prototype.
3119 * stor-layout.c (layout_type): Use targetm.vector_alignment.
3120 * config/arm/arm.c (arm_vector_alignment): New function.
3121 (TARGET_VECTOR_ALIGNMENT): Define.
3123 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
3124 vector type alignment instead of size.
3125 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
3126 element type size directly instead of computing it from alignment.
3127 Fix variable naming and comment.
3129 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3131 Backport from mainline
3132 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3134 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
3135 (alpha_pad_function_end): ... this. Also insert NOP between
3136 sibling call and GP load.
3137 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
3139 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
3141 Backport from mainline
3142 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3143 H.J. Lu <hongjiu.lu@intel.com>
3145 PR rtl-optimization/54157
3146 * combine.c (gen_lowpart_for_combine): Don't return identity
3147 for CONST or symbolic reference.
3149 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
3151 Backport from mainline
3152 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3154 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3155 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3156 split_cost argument signed.
3157 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3158 (ix86_avoid_lea_for_addr): Ditto.
3160 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
3162 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
3163 the address has less than two components.
3165 2012-08-02 Steve Ellcey <sellcey@mips.com>
3167 Backport from mainline
3168 2012-07-19 Steve Ellcey <sellcey@mips.com>
3170 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3173 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
3175 Backport from mainline
3176 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3179 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3180 negative constant address for TARGET_X32 ...
3181 (ix86_decompose_address): ... here. Reject constant addresses
3182 that don't satisfy x86_64_immediate_operand predicate.
3184 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3187 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3188 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3189 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3190 addresses. Prevent zero extensions of CONST_INT operands.
3192 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3195 * config/i386/i386.md (*lea): New insn pattern.
3197 (*lea<mode>_2): Ditto.
3198 (*lea_{3,4,5,6}_zext): Ditto.
3199 * config/i386/predicates.md (lea_address_operand): Do not reject
3200 zero-extended address operands.
3201 * config/i386/constraints.md (j): Remove address constraint.
3202 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3204 (ix86_print_operand_address): Handle SImode subreg of an address.
3205 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3207 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3209 Backport from mainline
3210 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3213 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3214 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3216 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3217 (*movdi_internal_rex64): Use %E operand modifier for lea.
3218 (*movsi_internal): Ditto.
3220 (*lea<mode>_2): Ditto.
3221 (*lea_{3,4,5,6}_zext): Ditto.
3222 (*tls_global_dynamic_32_gnu): Ditto.
3223 (*tls_global_dynamic_64): Ditto.
3224 (*tls_dynamic_gnu2_lea_32): Ditto.
3225 (*tls_dynamic_gnu2_lea_64): Ditto.
3226 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3228 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3230 Backport from mainline
3231 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3233 * config/i386/i386.c (ix86_address_subreg_operand): Reject
3235 (ix86_print_operand_address): Assert that parts.base and parts.index
3236 are non-NULL after call to simplify_subreg.
3238 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3241 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3243 * config/sh/sh.c (sh_option_override): Do not change
3244 flag_finite_math_only. Set TARGET_IEEE to complement of
3245 flag_finite_math_only.
3246 * doc/invoke.texi (SH options): Add mno-ieee. Correct
3247 description of mieee and mno-ieee behavior.
3249 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3252 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3253 (_lzcnt_u64): Ditto.
3255 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3257 Backport from mainline
3258 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3260 PR rtl-optimization/52250
3261 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3262 to put note list into. Unconditionally call move_bb_info.
3263 (move_bb_info): Do not assert the blocks being in the same region,
3264 just drop the note list if they are not.
3266 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3268 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3270 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3272 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3273 defining statement is a SSA name that occurs in abnormal PHIs.
3275 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3277 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3280 2012-07-19 Richard Guenther <rguenther@suse.de>
3281 Eric Botcazou <ebotcazou@adacore.com>
3283 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3284 about transition from invariant to known bits.
3285 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3287 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3290 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3291 (cleanup_tree_cfg_bb): Don't call it.
3292 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3295 2012-07-19 Christian Bruel <christian.bruel@st.com>
3298 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3300 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3302 * config.gcc (v850-*-rtems*): New target.
3303 * config/v850/rtems.h: New.
3304 * config/v850/t-rtems: New.
3306 2012-07-18 Nick Clifton <nickc@redhat.com>
3308 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3310 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3314 Backport from mainline
3315 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3318 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3319 instead expand it as zero extension.
3321 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3323 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3324 QImode and HImode splitters. Use ix86_comparison_operator.
3325 Explicitly match FLAGS_REG.
3326 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3328 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3329 Steven Bosscher <steven@gcc.gnu.org>
3330 Bernd Schmidt <bernds@codesourcery.com>
3332 PR rtl-optimization/53908
3333 * df-problems.c (can_move_insns_across): When doing
3334 memory-reference book-keeping, handle call insns.
3336 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3338 Backport from mainline
3339 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3342 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3343 sibcall_insn_operand. Move it to a temporary register if not.
3345 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3348 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3349 emit PIC sequence for fnaddr symbol reference in advance.
3351 2012-07-09 Jason Merrill <jason@redhat.com>
3354 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3355 (type_hash_eq): Likewise.
3358 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3360 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3362 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3363 due to negative shift amount.
3365 2012-07-06 Kai Tietz <ktietz@redhat.com>
3367 Backport from mainline.
3369 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3370 as "/mingw/include".
3372 2012-07-06 Nick Clifton <nickc@redhat.com>
3374 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3375 default_encode_section_info.
3377 2012-07-06 Richard Guenther <rguenther@suse.de>
3379 Backport from mainline
3380 2012-03-30 Richard Guenther <rguenther@suse.de>
3383 * double-int.c (rshift_double): Remove not needed cast.
3385 2012-03-28 Richard Guenther <rguenther@suse.de>
3388 * double-int.h (rshift_double): Remove.
3389 * double-int.c (lshift_double): Use absu_hwi to make count
3391 (rshift_double): Make static, take unsigned count argument,
3392 remove handling of negative count argument.
3393 (double_int_rshift): Dispatch to lshift_double.
3395 2012-07-06 Richard Guenther <rguenther@suse.de>
3397 Backport from mainline
3398 2012-06-18 Richard Guenther <rguenther@suse.de>
3400 PR tree-optimization/53693
3401 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3402 Reject operands with more than one use.
3404 2012-07-06 Richard Guenther <rguenther@suse.de>
3406 Backport from mainline
3407 2012-04-11 Richard Guenther <rguenther@suse.de>
3410 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3411 consider loop nesting.
3412 (evolution_function_is_univariate_p): Properly check the remainder
3415 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3417 Backport from mainline
3418 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3420 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3421 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3422 (adjacent_mem_locations): Move some code to and call...
3423 (get_memref_parts): ...new function.
3424 (mem_locations_overlap): New function.
3425 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3426 (is_mem_ref): Rename to...
3427 (find_mem_ref): ...this. Return MEM rtx.
3428 (get_store_dest): Remove function.
3429 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3430 new parameter and adjust calls.
3431 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3432 mem refs overlap for true_store_to_load_dep_costly.
3433 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3434 passed to adjacent_mem_locations.
3435 (is_costly_group): Walk resolved dependency list.
3436 (force_new_group): Emit group ending nop for Power6/Power7.
3437 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3438 (group_ending_nop): New define_insn.
3440 2012-07-04 Richard Guenther <rguenther@suse.de>
3443 * gimple-fold.c (get_base_constructor): Do not return an
3444 error_mark_node DECL_INITIAL.
3446 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3448 Backport from mainline
3449 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3451 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3452 code model string in the error message.
3454 2012-07-04 Tristan Gingold <gingold@adacore.com>
3456 Backport from mainline.
3457 2012-06-25 Tristan Gingold <gingold@adacore.com>
3459 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3460 (seh_cfa_adjust_cfa): ... that function.
3461 (seh_emit_stackalloc): Do not emit out of range values.
3462 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3463 UNSPEC_DEF_CFA constants.
3464 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3465 * config/i386/i386.c (ix86_frame_pointer_required): Required
3466 for very large frames on SEH target.
3467 (ix86_compute_frame_layout): Save area is before frame pointer
3468 on SEH target. Handle very large frames.
3469 (ix86_expand_prologue): Likewise.
3471 2012-07-04 Richard Guenther <rguenther@suse.de>
3473 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3474 as in free_lang_data_in_type.
3476 2012-07-02 Martin Jambor <mjambor@suse.cz>
3478 Backport from mainline.
3479 2012-07-02 Martin Jambor <mjambor@suse.cz>
3482 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3483 dynamic type change check.
3485 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3487 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3488 last statement of the finally block onto the switch.
3490 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3492 * configure: Regenerate.
3494 Backport from mainline.
3495 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3497 * config.gcc (target_type_format_char): New. Document it. Set it for
3499 * configure.ac (gnu_unique_option): Use target_type_format_char
3500 in test. Comment rationale.
3502 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3504 Backport from mainline.
3505 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3507 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3509 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3511 Backport from 2012-06-28 mainline r189049
3514 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3515 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3516 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3517 avr_hard_regno_call_part_clobbered.
3519 2012-06-28 Richard Guenther <rguenther@suse.de>
3522 * expr.c (expand_expr_real_1): Verify if the type is complete
3523 before inspecting its size.
3525 2012-06-27 Nick Clifton <nickc@redhat.com>
3527 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3530 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3533 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3535 2012-06-26 Nick Clifton <nickc@redhat.com>
3537 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3539 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3542 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3543 of x x x in the vmovlps load alternative.
3545 2012-06-22 Richard Guenther <rguenther@suse.de>
3547 * gcov-iov.c: Include bconfig.h and system.h.
3549 2012-06-22 Richard Guenther <rguenther@suse.de>
3551 PR gcov-profile/53744
3552 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3554 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3556 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3557 DECL_IGNORED_P non-reg vars even if they are used.
3559 2012-06-19 Jason Merrill <jason@redhat.com>
3562 * dwarf2out.c (modified_type_die): Use scope_die_for.
3563 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3564 (uses_local_type_r, uses_local_type): New.
3565 (scope_die_for): Keep a type that uses a local type in local scope.
3566 Use get_context_die for namespace and type scope.
3568 2012-06-19 Richard Guenther <rguenther@suse.de>
3571 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3572 replace it with the first non-BLOCK context.
3574 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3576 PR rtl-optimization/53700
3578 Backport from mainline
3579 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3581 * ira-color.c (setup_left_conflict_sizes_p): Process all
3582 conflicting objects.
3584 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3586 Backport from mainline
3587 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3590 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3591 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3592 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3593 instead of xop_mulv2div2di3_low.
3594 (xop_p<macs>dql): Fix vec_select selector.
3595 (xop_p<macs>dqh): Ditto.
3596 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3597 (xop_mulv2div2di3_high): Ditto.
3599 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3601 Backport from mainline:
3602 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3604 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3606 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3608 Backport from mainline:
3609 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3611 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3612 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3613 MAX_PCREL17F_OFFSET instead of fixed offset.
3614 (pa_attr_length_call): Likewise.
3615 (pa_attr_length_indirect_call): Likewise.
3617 2012-06-15 Walter Lee <walt@tilera.com>
3619 Backport from mainline:
3620 2012-06-15 Walter Lee <walt@tilera.com>
3622 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3624 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3626 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3628 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3630 Backport from mainline:
3632 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3633 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3634 * gimple.h (block_in_transaction): Check for flag_tm.
3636 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3638 PR tree-optimization/52558
3640 Backport from mainline:
3641 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3642 * gimple.h (gimple_set_in_transaction): Remove.
3643 (gimple_in_transaction): Look in BB instead.
3644 (gimple_statement_base): Remove in_transaction field.
3645 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3646 * trans-mem.c (compute_transaction_bits): Place transaction bit
3647 information into basic blocks.
3649 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3651 PR tree-optimization/52558
3652 * cfg.c (alloc_aux_for_edge): Fix comment.
3653 (alloc_aux_for_edge): Remove static.
3654 * basic-block.h (alloc_aux_for_edge): Protoize.
3655 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3656 (execute_sm_if_changed_flag): New.
3657 (execute_sm_if_changed_flag_set): New.
3658 (execute_sm): Do not generate data races unless requested.
3659 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3660 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3661 * gimple.h (block_in_transaction): New.
3662 (gimple_in_transaction): Use block_in_transaction.
3664 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3666 Backported from mainline
3667 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3669 PR rtl-optimization/53589
3670 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3671 discovery even when e->dest != target. If any LABEL_REF points
3672 to e->dest label, redirect it to target's label.
3674 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3677 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3678 returns false, replace stmt with GIMPLE_NOP.
3679 (check_omp_nesting_restrictions): Instead of issuing warnings,
3680 issue errors and return false if any errors were reported.
3682 2012-06-14 Richard Guenther <rguenther@suse.de>
3684 * BASE-VER: Set to 4.7.2.
3685 * DEV-PHASE: Set to prerelease.
3687 2012-06-12 Christian Bruel <christian.bruel@st.com>
3690 * config/sh/sh.c (sh_option_override): Don't force
3691 flag_omit_frame_pointer and maccumulate_outgoing_args.
3692 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3694 2012-06-14 Release Manager
3696 * GCC 4.7.1 released.
3698 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3700 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3702 2012-06-13 Richard Henderson <rth@redhat.com>
3704 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3705 iterator instead of INT.
3707 2012-06-08 Richard Henderson <rth@redhat.com>
3710 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3711 note to a clobber insn when no other insn is available.
3713 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3716 * doc/invoke.texi (Wenum-compare): Update documentation.
3718 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3721 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3723 (altivec_stvlxl): Ditto.
3724 (altivec_stvrx): Ditto.
3725 (altivec_stvrxl): Ditto.
3727 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3730 * trans-mem.c (expand_block_edges): Do not skip the first
3731 statement when resetting the BB.
3733 2012-06-04 Richard Guenther <rguenther@suse.de>
3736 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3737 create new assembler names.
3739 2012-06-04 Richard Guenther <rguenther@suse.de>
3741 Backport from mainline
3742 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3745 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3746 larger than maxbits. Don't compute maxbits modulo align.
3747 Also check that unit bytes long store at bitpos / unit * unit
3748 doesn't affect bits beyond bitregion_end.
3749 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3750 would not fit into bitregion_start ... bitregion_end + 1 bit
3752 (store_split_bit_field): Decrease unit close to end of bitregion_end
3753 if access is restricted in order to avoid mutual recursion.
3755 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3757 Backport from 2012-06-04 mainline r188172
3760 * config/avr/avr-stdint.h: New file.
3761 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3764 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3766 PR tree-optimization/53550
3767 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3768 is POINTER_TYPE_P, use sizetype as step type instead of type.
3770 2012-06-04 Richard Guenther <rguenther@suse.de>
3771 Eric Botcazou <ebotcazou@adacore.com>
3773 Backport from mainline
3774 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3776 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3777 Change type of BITOFFSET to signed. Make sure the lower bound of
3778 the computed range is non-negative by adjusting OFFSET and BITPOS.
3779 (expand_assignment): Adjust call to get_bit_range.
3781 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3783 * expr.c (get_bit_range): Return the null range if the enclosing record
3784 is part of a larger bit field.
3786 2012-03-20 Richard Guenther <rguenther@suse.de>
3788 * stor-layout.c (finish_bitfield_representative): Fallback
3789 to conservative maximum size if the padding up to the next
3790 field cannot be computed as a constant.
3791 (finish_bitfield_layout): If we cannot compute the distance
3792 between the start of the bitfield representative and the
3793 bitfield member start a new representative.
3794 * expr.c (get_bit_range): The distance between the start of
3795 the bitfield representative and the bitfield member is zero
3796 if the field offsets are not constants.
3798 2012-03-16 Richard Guenther <rguenther@suse.de>
3800 * stor-layout.c (finish_bitfield_representative): Fall back
3801 to the conservative maximum size if we cannot compute the
3802 size of the tail padding.
3804 2012-03-14 Richard Guenther <rguenther@suse.de>
3806 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3807 * stor-layout.c (start_bitfield_representative): New function.
3808 (finish_bitfield_representative): Likewise.
3809 (finish_bitfield_layout): Likewise.
3810 (finish_record_layout): Call finish_bitfield_layout.
3811 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3812 for QUAL_UNION_TYPE fields.
3813 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3814 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3815 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3820 * expr.c (get_bit_range): Unconditionally extract bitrange
3821 from DECL_BIT_FIELD_REPRESENTATIVE.
3822 (expand_assignment): Adjust call to get_bit_range.
3824 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3827 * fold-const.c (fold_binary_loc): Refine previous change.
3829 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3831 Backport from mainline
3832 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3835 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3836 avoid going above orig insn. Update comments.
3838 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3840 Backport from mainline
3841 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3844 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3845 prologue for unwinder and profiler.
3847 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3849 Backport from mainline
3850 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3852 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3854 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3856 Backport from mainline
3857 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3859 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3860 DBX_REGISTER_NUMBER.
3862 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3864 Backport from mainline
3865 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3867 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3868 operand is CONST_INT. Take COSTS_N_INSNS into account.
3869 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3872 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3874 * config/avr/avr.opt (-msp8): Document it.
3875 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3877 2012-05-31 Richard Guenther <rguenther@suse.de>
3880 * expr.c (expand_assignment): Do not use movmisalign on
3883 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3886 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3887 (pa_section_type_flags): New.
3888 (pa_legitimate_constant_p): Revert previous change.
3890 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3892 Backport from mainline
3893 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3896 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3897 accessed indirectly.
3898 (ipa_tm_create_version): Same.
3900 2012-05-30 Jason Merrill <jason@redhat.com>
3903 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3904 about array compound literals.
3906 2012-05-30 Richard Guenther <rguenther@suse.de>
3909 * fold-const.c (fold_binary_loc): Make sure to call
3910 fold_plusminus_mult_expr with the original sign of operands.
3912 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3914 * explow.c (probe_stack_range): Restore simple control flow and stop
3915 again when the probe cannot be generated if HAVE_check_stack.
3917 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3919 PR rtl-optimization/53519
3920 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3921 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3923 2012-05-29 Richard Guenther <rguenther@suse.de>
3925 PR tree-optimization/53516
3926 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3928 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3930 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3932 Backport from mainline
3933 2012-05-28 Richard Guenther <rguenther@suse.de>
3935 PR tree-optimization/53438
3936 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3938 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3940 Backport from mainline
3941 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3943 PR rtl-optimization/52528
3944 * combine.c (can_combine_p): Add setting of subst_low_luid
3945 before call to expand_field_assignment().
3947 2012-05-26 Martin Jambor <mjambor@suse.cz>
3949 Backport from mainline
3950 2012-05-23 Martin Jambor <mjambor@suse.cz>
3952 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3954 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3957 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3958 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3960 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3963 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3964 (ix86_expand_vec_perm): Use int mode instead of float.
3966 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3969 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3970 gnu_ld variables to yes.
3971 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3972 (HAVE_GNU_AS): Likewise.
3973 * config.in: Regenerate.
3974 * configure: Likewise.
3976 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3978 Backport from mainline
3979 2012-03-12 Richard Guenther <rguenther@suse.de>
3980 * config/arm/arm.c (neon_dereference_pointer): Do not call
3981 covert during RTL expansion.
3983 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3985 Backport from mainline
3986 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3989 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3990 relied on signed overflow behavior.
3992 2012-05-24 Richard Guenther <rguenther@suse.de>
3995 * tree-profile.c (tree_profiling): Cleanup the CFG if
3996 execute_fixup_cfg requests it.
3998 2012-05-24 Jakub Jelinek <jakub@redhat.com>
4000 PR tree-optimization/53465
4001 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
4002 vr0 into *vr, then vrp_meet that.
4003 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
4004 have any equivalences.
4005 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
4008 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4010 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4012 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4013 (iterative_hash_gimple_type): Adjust comment.
4014 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4015 domain for an array type instead of the domain type itself.
4017 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4019 Backport from 2012-05-23 mainline r187803
4022 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4023 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4026 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
4028 Backport from 2012-05-03 mainline r187075
4030 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
4031 has_fma4 for AMD processors with both fma3 and fma4 support.
4033 2012-05-22 Richard Guenther <rguenther@suse.de>
4035 PR tree-optimization/53408
4036 * tree-vect-loop.c (vectorizable_induction): Properly check
4037 the restriction that we cannot handle induction results from
4038 the inner loop outside of the outer loop.
4040 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4042 PR tree-optimization/53436
4043 * omp-low.c (omp_build_component_ref): New function.
4044 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4046 PR tree-optimization/53366
4047 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4048 tests if complex_numbers == 2, but there are non-complex number loads
4051 PR tree-optimization/53409
4052 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4053 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4055 PR tree-optimization/53410
4056 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4057 instead of build_int_cst (type, 0) where vector types might be
4060 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4063 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4064 from folded operands before wrapping another around the
4065 conditional expression.
4067 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
4068 Patrick Marlier <patrick.marlier@gmail.com>
4070 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4073 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4075 Backport from mainline
4076 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4079 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4080 (UNSPECV_RDRAND): This.
4081 (rdrand<mode>_1): Updated.
4083 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4085 Backport from mainline
4086 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4088 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4089 RDRND, F16C and FSGSBASE.
4091 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
4093 Backport from mainline
4094 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4096 * tree-ssa-pre.c (can_value_number_call): Delete.
4097 (compute_avail): Skip all statements with side effects.
4098 <GIMPLE_CALL>: Skip calls to internal functions.
4100 2012-05-18 David S. Miller <davem@davemloft.net>
4102 Backport r185385 from mainline
4103 2012-03-14 Richard Guenther <rguenther@suse.de>
4106 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4107 element type instead of mode, use build_vector_type_for_mode
4108 instead of the langhook, build a vector of proper signedness.
4109 (expand_vector_operations_1): Adjust.
4111 2012-05-18 Olivier Hainque <hainque@adacore.com>
4113 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4114 $(libsubdir) as libexecsubdir.
4116 2012-05-16 Andrew Pinski <apinski@cavium.com>
4118 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4121 2012-05-16 David S. Miller <davem@davemloft.net>
4123 * jump.c (delete_related_insns): If we remove a CALL, make sure
4124 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4126 2012-05-16 Richard Henderson <rth@redhat.com>
4129 * combine-stack-adj.c (prev_active_insn_bb): New.
4130 (next_active_insn_bb): New.
4131 (force_move_args_size_note): New.
4132 (combine_stack_adjustments_for_block): Use it.
4134 2012-05-16 Olivier Hainque <hainque@adacore.com>
4136 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4137 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4138 Add comments and improve stamp preservation across the whole sequence.
4139 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4141 2012-05-16 Richard Guenther <rguenther@suse.de>
4143 PR tree-optimization/53364
4144 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4145 detect a view-conversion of the decl.
4147 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4150 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4151 that operands[2] is either immediate, or q_regs_operand.
4153 2012-05-15 Bin Cheng <bin.cheng@arm.com>
4155 Backport r187139 from mainline.
4156 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4158 PR rtl-optimization/52804
4159 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4160 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4161 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4162 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4163 RELOAD_FOR_OUTADDR_ADDRESS.
4165 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4168 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4169 generate target register for "load" class builtins.
4172 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4175 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4176 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4177 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4178 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4179 (<sse>_movu<ssemodesuffix>): New expander.
4180 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4181 (avx_movdqu<avxmodesuffix>): New expander.
4182 (*sse2_movdqu): Rename from sse2_movdqu.
4183 (sse2_movdqu): New expander.
4185 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4187 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4188 lineno 1 the same as lineno 0 before first start file directive.
4189 (optimize_macinfo_range): Likewise.
4191 * dwarf2out.c (have_macinfo): Define.
4192 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4193 attribute, don't force empty compilation unit and don't emit any
4194 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4196 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4198 Backport from mainline
4199 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4201 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4202 ORDERED and UNORDERED conditions.
4204 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4206 * function.c (requires_stack_frame_p): If the function can throw
4207 non-call exceptions, return true if the insn can throw internally.
4209 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4211 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4212 DECL_ORIGINAL_TYPE if it is present.
4214 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4216 Backport from 2012-05-12 mainline r187342.
4219 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4220 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4221 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4222 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4223 (expand_prologue): Move initialization of cfun->machine->is_naked,
4224 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4225 (avr_set_current_function): ...this new static function.
4226 (TARGET_SET_CURRENT_FUNCTION): New define.
4227 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4228 checking attributes of current_function_decl.
4229 (avr_regs_to_save): Ditto.
4230 (signal_function_p): Rename to avr_signal_function_p.
4231 (interrupt_function_p): Rename to avr_interrupt_function_p.
4233 * doc/extend.texi (Function Attributes): Better explanation of
4234 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4237 2012-05-09 Matthias Klose <doko@ubuntu.com>
4239 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4241 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4244 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4245 when a constant source operand matches an "I" constraint, the "no
4246 CC0 change" applies to a register-destination only, not a
4247 strict_low_part-destination.
4249 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4251 Backport from mainline:
4252 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4254 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4256 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4258 PR tree-optimization/53239
4259 * tree-vrp.c (get_value_range): Set VR of
4260 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4263 2012-05-07 Richard Guenther <rguenther@suse.de>
4265 PR tree-optimization/53195
4266 * tree-inline.c (setup_one_parameter): Properly add referenced
4267 vars from the parameters new known value.
4269 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4271 Backport from mainline:
4272 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4275 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4278 2012-05-04 Ian Lance Taylor <iant@google.com>
4280 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4281 values from false to NULL.
4283 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4285 Backport from mainline
4286 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4289 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4290 (TARGET_CMOV): Rename from TARGET_CMOVE.
4291 (TARGET_CMOVE): New define.
4292 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4293 Do not set TARGET_CMOVE here.
4295 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4297 Backport from mainline:
4299 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4301 PR tree-optimization/52633
4302 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4303 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4304 (vect_recog_over_widening_pattern): Remove handling of code that was
4305 already detected as over-widening pattern. Remove special handling
4306 of "unsigned" cases. Instead, support general case of conversion
4307 of the shift result to another type.
4309 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4311 * tree-vect-patterns.c (vect_single_imm_use): New function.
4312 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4313 (vect_recog_over_widening_pattern): Likewise.
4314 (vect_recog_widen_shift_pattern): Likewise.
4316 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4318 PR tree-optimization/52870
4319 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4320 presumed pattern statement is within the same loop or basic block.
4322 2012-05-04 Richard Guenther <rguenther@suse.de>
4324 * common.opt (flto-report): Do not mark as Optimization.
4326 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4329 * recog.c (constrain_operands): If extra constraints are present, also
4330 accept pseudo-registers with equivalent memory locations during reload.
4332 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4334 Backport from the mainline
4335 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4338 * config/rs6000/rs6000.md (bswapdi splitters): If
4339 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4340 default) is used, generate an alternate sequence that does not
4341 depend on using indexed addressing.
4343 2012-05-03 David S. Miller <davem@davemloft.net>
4346 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4347 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4348 (sparc_emit_float_lib_cmp): Likewise.
4350 2012-05-04 Martin Jambor <mjambor@suse.cz>
4352 Backport from mainline
4353 2012-05-02 Martin Jambor <mjambor@suse.cz>
4356 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4357 of a variable when the contect is a function.
4359 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4362 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4363 append program name to it and pass that as first argument
4364 to make_relative_prefix. Always pass standard_libexec_prefix
4365 as last argument to make_relative_prefix. If
4366 make_relative_prefix returns NULL, fall back to
4367 standard_libexec_prefix.
4370 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4374 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4375 mode, return that mode.
4377 2012-05-03 Richard Guenther <rguenther@suse.de>
4379 PR tree-optimization/53144
4380 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4382 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4383 with SSA name values.
4384 (vn_reference_lookup_3): Adjust callers.
4386 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4388 PR tree-optimization/53163
4389 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4390 return value from compute_all_dependences.
4392 PR rtl-optimization/53160
4393 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4394 has been modified by ree pass already.
4396 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4398 Backport from mainline
4399 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4402 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4403 calls to cgraph_node_name in xstrdup.
4404 (ipa_make_edge_direct_to_target): Ditto.
4405 * tree-sra.c (convert_callers_for_node): Ditto.
4406 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4407 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4408 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4409 (cgraph_materialize_all_clones): Ditto.
4410 * ipa-inline.c (report_inline_failed_reason): Ditto.
4411 (want_early_inline_function_p): Ditto.
4412 (edge_badness): Ditto.
4413 (update_edge_key): Ditto.
4414 (flatten_function): Ditto.
4415 (ipa_inline): Ditto.
4416 (inline_always_inline_functions): Ditto.
4417 (early_inline_small_functions): Ditto.
4419 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4421 Backport from mainline
4422 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4424 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4425 Introduce emul_name to select the right linker emulation for
4426 powerpc64-*-freebsd*.
4427 * configure: Regenerate.
4428 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4429 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4430 * config/rs6000/freebsd64.h: New file.
4431 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4433 (rs6000_savres_strategy): Likewise.
4434 (rs6000_savres_routine_name): Likewise.
4435 (rs6000_elf_file_end): Likewise.
4436 * config/rs6000/t-freebsd64: New file.
4437 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4438 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4440 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4442 Backport from mainline
4443 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4446 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4448 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4450 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4451 predicate to discriminate types.
4453 2012-04-27 Richard Guenther <rguenther@suse.de>
4456 * convert.c (convert_to_integer): Avoid infinite recursion for
4457 target-defined built-in types.
4459 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4462 * config/cris/cris.md ("*andhi_lowpart_v32")
4463 ("*andqi_lowpart_v32"): Change first input-only operand from
4464 a (match_operand ...) to (match_dup 0). Drop alternatives with
4465 const_int-matching constraints for redundancy.
4466 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4467 three-operand alternative.
4469 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4471 Backport from mainline
4472 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4474 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4475 (*addsi_2_zext): Ditto.
4476 (*add<mode>_3): Ditto.
4477 (*addsi_3_zext): Ditto.
4478 (*add<mode>_5): Ditto.
4480 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4483 * c-typeck.c (set_nonincremental_init,
4484 set_nonincremental_init_from_string): Pass true instead of false
4485 as IMPLICIT to add_pending_init.
4487 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4489 Backport from 2012-04-24 mainline r186768.
4492 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4494 2012-04-24 Richard Guenther <rguenther@suse.de>
4496 PR tree-optimization/53085
4497 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4500 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4503 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4505 (output_addressed_constants): Likewise.
4508 * varasm.c (get_section): Don't ICE for section conflicts with
4509 built-in section kinds.
4511 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4513 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4515 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4517 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4519 2012-04-23 Richard Guenther <rguenther@suse.de>
4522 * c-typeck.c (build_binary_op): Fix typo.
4524 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4526 PR tree-optimizations/52891
4527 * tree-vect-patterns.c (adjust_bool_pattern): Use
4528 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4529 but with non-standard precision.
4531 2012-04-22 Ian Lance Taylor <iant@google.com>
4533 * godump.c (go_output_typedef): Dump size of structs.
4535 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4537 Backport from mainline:
4539 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4540 hints for 'A' operand types.
4542 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4544 Backport from 2012-04-19 mainline r186588.
4547 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4548 the case *(X+const).
4550 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4552 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4554 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4557 * config/i386/sync.md (atomic_<code><mode>): Rename to
4558 atomic_<logic><mode>.
4560 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4562 Backport from mainline
4563 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4566 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4567 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4568 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4569 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4570 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4571 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4572 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4573 gen_avx2_permvarv8sf.
4575 2012-04-16 Martin Jambor <mjambor@suse.cz>
4577 Backported from mainline
4579 2012-04-13 Martin Jambor <mjambor@suse.cz>
4582 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4583 fold_ctor_reference returns a zero constant.
4585 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4587 Backported from mainline
4588 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4590 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4591 and __ILP32__ for x32.
4593 2012-04-13 Tom de Vries <tom@codesourcery.com>
4595 Backport from mainline r186418.
4597 2012-04-13 Tom de Vries <tom@codesourcery.com>
4599 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4600 parameters vuse and vuse_escaped.
4601 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4602 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4605 2012-04-13 Richard Guenther <rguenther@suse.de>
4607 PR tree-optimization/52969
4608 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4609 the condition for the COND_EXPR and handle predicate negation
4610 by swapping the COND_EXPR arms.
4612 2012-04-13 Richard Guenther <rguenther@suse.de>
4615 * convert.c (convert_to_pointer): Remove special-casing of
4618 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4620 Backport from mainline
4621 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4624 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4625 the list of options to enable the FCFID instruction.
4626 (TARGET_EXTRA_BUILTINS): Adjust comment.
4628 2012-04-12 Richard Guenther <rguenther@suse.de>
4630 PR tree-optimization/52943
4631 * tree-chrec.h (chrec_is_positive): Remove.
4632 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4633 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4634 Return false for a constant zero instead of negative.
4635 (analyze_siv_subscript_cst_affine): Handle zero difference
4636 in the initial condition explicitely.
4638 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4641 * varasm.c (process_pending_assemble_externals): Set
4642 pending_assemble_externals_processed true.
4643 (assemble_external): Call assemble_external_real if the pending
4644 assemble externals have been processed.
4646 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4649 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4650 the DECL generated for the special GOT helper.
4652 2012-04-06 Walter Lee <walt@tilera.com>
4654 Backport from mainline
4655 2012-03-07 Walter Lee <walt@tilera.com>
4657 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4658 REG_CFA_* notes for the stack pointer.
4659 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4660 EH_RETURN_STACKADJ_RTX.
4661 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4662 generate REG_CFA_* notes for the stack pointer.
4663 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4664 by EH_RETURN_STACKADJ_RTX.
4666 2012-04-06 Matt Turner <mattst88@gmail.com>
4668 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4670 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4672 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4673 of the destination isn't also a FP_REGS register.
4675 2012-04-03 Richard Guenther <rguenther@suse.de>
4677 Backport from mainline
4678 2012-03-02 Richard Guenther <rguenther@suse.de>
4680 PR tree-optimization/52406
4681 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4682 (struct indices): Add unconstrained_base member.
4683 (struct dr_alias): Remove unused vops member.
4684 (DR_UNCONSTRAINED_BASE): New define.
4685 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4686 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4687 be an artificial access that covers the whole indexed object,
4688 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4689 plain decl base-objects to their MEM_REF variant.
4690 (dr_may_alias_p): When the base-object of either data reference
4691 has unknown size use only points-to information.
4692 (compute_affine_dependence): Make dumps easier to read and
4694 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4695 DR_REF when looking for packed references.
4696 (vect_supportable_dr_alignment): Likewise.
4698 2012-04-03 Richard Guenther <rguenther@suse.de>
4700 Backport from mainline
4701 2012-03-15 Richard Guenther <rguenther@suse.de>
4704 * tree-data-ref.c (subscript_dependence_tester_1): Check
4705 all dimensions for non-conflicting access functions.
4707 2012-04-03 Richard Guenther <rguenther@suse.de>
4709 Backport from mainline
4710 2012-03-06 Richard Guenther <rguenther@suse.de>
4713 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4715 2012-03-23 Richard Guenther <rguenther@suse.de>
4717 PR tree-optimization/52678
4718 * tree-vectorizer.h (struct _stmt_vec_info): Add
4719 loop_phi_evolution_part member.
4720 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4721 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4722 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4723 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4724 Use the cached evolution part and the PHI nodes value from
4725 the loop preheader edge instead of re-analyzing the evolution.
4727 2012-03-26 Richard Guenther <rguenther@suse.de>
4729 PR tree-optimization/52701
4730 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4731 compute and set the evolution part of PHI nodes.
4733 2012-03-30 Richard Guenther <rguenther@suse.de>
4735 PR tree-optimization/52754
4736 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4737 propagate arbitrary addresses into really plain dereferences.
4739 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4741 PR tree-optimization/52835
4742 * tree-data-ref.c (build_rdg): Return NULL if
4743 compute_data_dependences_for_loop failed.
4745 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4747 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4748 (stmt_can_make_abnormal_goto): Use it.
4749 (is_ctrl_altering_stmt): Likewise.
4751 2012-03-31 Martin Jambor <mjambor@suse.cz>
4753 Backported from mainline
4754 2012-03-30 Martin Jambor <mjambor@suse.cz>
4756 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4757 is a builtin_stack_save in a dominating BB.
4759 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4761 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4762 crossing 128bit lane boundary.
4764 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4766 Backported from mainline
4767 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4770 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4772 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4773 * config/i386/i386.c: Include reload.h.
4774 (ix86_legitimize_reload_address): New function.
4776 2012-03-28 Martin Jambor <mjambor@suse.cz>
4778 Backported from mainline
4779 2012-03-27 Martin Jambor <mjambor@suse.cz>
4782 * tree-sra.c (sra_modify_assign): Do not call
4783 load_assign_lhs_subreplacements when working with an unscalarizable
4786 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4789 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4790 __builtin_va_start to __builtin_next_arg if the latter is
4791 builtin_decl_explicit_p rather than when it is not.
4794 * tree-vect-generic.c (vector_element): Perform multiplication
4795 for pos in bitsizetype type instead of idx type.
4797 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4799 Backport from 2012-03-28 mainline r185910.
4802 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4803 (avr_builtin_decl): New static function.
4804 (struct avr_builtin_description, avr_bdesc): Move up.
4805 Add GTY marker. Add field fndecl. Remove redundant field id.
4806 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4807 (avr_expand_builtin): Code cleanup because .id is removed.
4809 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4812 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4815 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4817 Backport from 2012-03-28 mainline r185907.
4820 * config.gcc (tm_file): Remove avr/multilib.h.
4822 * doc/invoke.texi (AVR Options): Adjust
4823 documentation of -mtiny-stack.
4825 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4826 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4827 * config/avr/t-avr: Remove generation of multilib.h.
4828 * config/avr/t-multilib: Regenerate.
4829 * config/avr/multilib.h: Remove.
4830 * config/avr/avr.opt (-msp8): New option.
4831 (avr_sp8): New variable.
4832 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4833 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4834 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4835 (avr_device_to_sp8): New prototype.
4836 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4837 (DRIVER_SELF_SPECS): New define.
4838 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4839 __AVR_SP8__, __AVR_HAVE_SPH__.
4840 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4841 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4842 (avr_file_start): Ditto.
4844 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4847 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4848 instead of 8 in adjust_address.
4850 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4852 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4853 of a unit before computing the offset in units.
4855 2012-03-27 Richard Guenther <rguenther@suse.de>
4858 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4861 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4864 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4866 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4869 * varasm.c: Include pointer-set.h.
4870 (pending_assemble_externals_set): New pointer set.
4871 (process_pending_assemble_externals): Destroy the pointer set.
4872 (assemble_external): See if decl is in pending_assemble_externals_set,
4873 and add it to pending_assemble_externals if necessary.
4874 (init_varasm_once): Allocate pending_assemble_externals_set.
4876 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4878 Backported from mainline
4879 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4882 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4883 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4884 (vector_ltgt<mode>): Likewise.
4885 (vector_ordered<mode>): Likewise.
4886 (vector_unordered<mode>): Likewise.
4887 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4889 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4891 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4894 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4896 Backported from mainline
4897 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4901 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4902 GENERAL_REGS and FP_REGS for SImode.
4904 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4907 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4908 on any new_local_var_chain vars declared during recursing on
4909 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4911 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4913 Backport from 2012-03-22 mainline r185692.
4916 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4917 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4918 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4919 (delay_cycles_1, delay_cycles_2): Ditto.
4920 (delay_cycles_3, delay_cycles_4): Ditto.
4921 (nopv, *nopv): Ditto.
4922 (sleep, *sleep): Ditto.
4925 Backport from 2012-03-21 mainline r185605.
4927 PR rtl-optimization/52543
4929 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4930 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4931 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4932 (avr_load_libgcc_p): Restrict to __flash loads.
4933 (avr_out_lpm): Only handle 1-byte loads from __flash.
4934 (avr_load_lpm): New function.
4935 (avr_find_unused_d_reg): Remove.
4936 (avr_out_lpm_no_lpmx): Remove.
4937 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4938 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4939 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4940 (load_<mode>, load_<mode>_clobber): New insns.
4941 (mov<mode>): For multi-byte move from non-generic
4942 16-bit address spaces: Expand to load_<mode> resp.
4943 load_<mode>_clobber.
4944 (load<mode>_libgcc): Remove expander.
4945 (split-lpmx): Remove split.
4947 Backport from 2012-03-13 mainline r185329.
4950 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4951 offset (size) to a value the insns can deal with.
4952 (expand_epilogue): Ditto.
4954 Backport from 2012-03-12 mainline r185256.
4957 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4958 type from reg_class_t to enum reg_class.
4959 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4961 Backport from 2012-03-12 mainline r185253.
4964 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4965 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4966 r184615 from 2012-02-28.
4968 Backport from 2012-03-08 mainline r185105.
4970 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4971 for constants in [-63,63].
4973 Backport from 2012-03-08 mainline r185100.
4976 * config/avr/avr.c (avr_mem_clobber): New static function.
4977 (avr_expand_delay_cycles): Add memory clobber operand to
4978 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4979 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4980 (enable_interrupt, disable_interrupt): New expander.
4981 (nopv, sleep, wdr): New expanders.
4982 (delay_cycles_1): Add memory clobber.
4983 (delay_cycles_2): Add memory clobber.
4984 (delay_cycles_3): Add memory clobber.
4985 (delay_cycles_4): Add memory clobber.
4986 (cli_sei): New insn from former "enable_interrupt",
4987 "disable_interrupt" with memory clobber.
4988 (*wdt): New insn from former "wdt" with memory clobber.
4989 (*nopv): Similar, but for "nopv".
4990 (*sleep): Similar, but for "sleep".
4992 Backport from 2012-03-07 mainline r185043.
4995 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4997 Backport from 2012-03-07 mainline r185032.
5000 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
5001 to: RAMPZ, RAMPY, RAMPX, RAMPD.
5002 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
5004 Backport from 2012-03-07 mainline r185031.
5007 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5009 * config/avr/avr.md (xload_8): Adjust insn length.
5011 Backport from 2012-03-07 mainline r185030.
5014 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5015 if RAMPZ affects reading from RAM.
5017 Backport from 2012-03-05 mainline r184919.
5019 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5021 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5023 Backport from mainline r185259.
5026 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5027 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5029 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5031 Backported from mainline
5032 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5035 * c-parser.c (c_parser_postfix_expression)
5036 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5038 * config/i386/smmintrin.h: Avoid /* within a comment.
5039 * config/i386/nmmintrin.h: Likewise.
5041 2012-03-22 Richard Guenther <rguenther@suse.de>
5043 * BASE-VER: Set to 4.7.1.
5044 * DEV-PHASE: Set to prerelease.
5046 2012-03-22 Release Manager
5048 * GCC 4.7.0 released.
5050 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5052 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5054 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5055 Andrew Pinski <apinski@cavium.com>
5058 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5059 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5060 calls instead of __builtin_ir{int,ound}*.
5062 2012-03-14 Jakub Jelinek <jakub@redhat.com>
5065 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
5068 2012-03-13 Joseph Myers <joseph@codesourcery.com>
5070 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
5071 Refer to GCC 4.7 version of c99status.html.
5073 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5075 Backport from mainline
5076 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5078 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5079 redefine to be NULL if the current bit-size is different from the
5080 configured bit-size.
5082 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5083 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5084 set the default tuning. Add asserts to make sure the cpu and tune
5085 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5086 test whether the index is set, instead of > 0.
5087 (rs6000_file_start): Do not reset the default cpu if the current
5088 bit-size is different from the configured bit-size.
5090 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5092 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5094 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5095 Update binutils references.
5096 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5097 Update binutils reference.
5098 Update Sun as/GNU ld caveat.
5099 Document binutils largefile requirement for LTO plugin.
5100 Remove reference to alternate libpthread.
5102 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5104 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
5106 (Specific, mips-sgi-irix6): Likewise.
5108 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5110 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5111 * configure: Regenerate.
5113 2012-03-07 Richard Henderson <rth@redhat.com>
5115 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5116 * config/m68k/sync.md (atomic_test_and_set): Use it.
5117 (atomic_test_and_set_1): Likewise.
5119 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5122 * Makefile.in: Let install-gcc-ar depend on installdirs,
5123 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5124 Don't double canonicalize if cross-compiling.
5126 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5128 * trans-mem.c: New typedef for tm_region_p.
5129 Define vector types for tm_region_p.
5130 (tm_region_init): Replace region_worklist to a vector called
5133 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5136 * trans-mem.c (tm_region_init): Use last_basic_block.
5138 2012-03-05 Richard Henderson <rth@redhat.com>
5141 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5142 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5143 BIGGEST_ALIGNMENT is aligned.
5145 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5147 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5149 2012-03-05 Richard Henderson <rth@redhat.com>
5152 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5153 instead of calling negqi2 directly.
5155 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5157 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5158 (INTMAX_TYPE): Use it.
5159 (UINTMAX_TYPE): Likewise.
5160 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5161 (irix6_c_common_override_options): Declare.
5162 (C_COMMON_OVERRIDE_OPTIONS): Define.
5163 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
5164 * config/mips/irix6-c.c: New file.
5165 * config/mips/t-irix6 (irix6-c.o): New target.
5166 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
5169 2012-03-02 Richard Henderson <rth@redhat.com>
5171 * optabs.c (expand_atomic_test_and_set): Honor
5172 atomic_test_and_set_trueval even when atomic_test_and_set
5173 optab is not in use.
5175 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5177 Backport from mainline
5178 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5180 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5182 2012-03-02 Richard Guenther <rguenther@suse.de>
5184 * DEV-PHASE: Set to prerelease.
5186 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5188 * config.gcc (obsolete): Add all ARM targets using the FPA.
5189 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5190 * doc/install.texi: Avoid references to obsolete ARM ports.
5192 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5194 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5196 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5197 Joern Rennecke <joern.rennecke@embecosm.com>
5199 * doc/extend.texi: Expand and update information on interrupt
5200 attribute for Epiphany.
5202 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5204 * config/sh/sh-protos.h: Update copyright notice dates.
5205 * config/sh/sh.h: Likewise.
5206 * config/sh/sh.md: Likewise.
5207 * config/sh/constraints.md: Likewise.
5208 * config/sh/predicates.md: Likewise.
5210 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5212 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5213 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5215 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5217 * config/sh/constraints.md: Fix comment typo.
5219 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5222 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5223 unsigned HOST_WIDE_INT.
5224 (zvdep_imm64): Likewise.
5225 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5226 (vdepi_and): Likewise.
5227 Likewise for unamed 64-bit patterns.
5228 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5230 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5233 PR rtl-optimization/52417
5234 * cselib.c (cselib_any_perm_equivs): New variable.
5235 (cselib_reset_table): Check that it's not set when not
5236 preserving constants.
5237 (cselib_add_permanent_equiv): Set it.
5238 (cselib_have_permanent_equivalences): New.
5239 (cselib_init, cselib_finish): Reset it.
5240 * cselib.h (cselib_have_permanent_equivalences): Declare.
5241 * alias.c (get_addr): Restore earlier behavior when there
5242 aren't permanent equivalences.
5244 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5246 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5247 * config/v850/v850-modes.def: Fix copyright notice.
5249 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5251 * doc/extend.texi (AVR Built-in Functions): Document
5252 __builtin_avr_flash_segment.
5254 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5255 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5256 (*split.flash_segment): New insn-and-split.
5257 * config/avr/avr.c (avr_init_builtins): Add local variables:
5258 const_memx_void_node, const_memx_ptr_type_node,
5259 char_ftype_const_memx_ptr.
5261 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5263 PR tree-optimization/52445
5264 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5265 add ssa_name_ver, offset and size fields and change store field
5267 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5268 (add_or_mark_expr): Likewise. Only consider previous stores
5269 with the same size and offset.
5270 (nt_init_block): Only look at gimple_assign_single_p stmts,
5271 doesn't look at rhs2.
5273 2012-03-01 Richard Guenther <rguenther@suse.de>
5276 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5277 conversions from integral types to pointer types.
5279 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5281 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5282 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5283 unintentionally removed in r184616.
5285 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5287 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5290 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5291 Uros Bizjak <ubizjak@gmail.com>
5294 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5295 alternatives, add "e" constraint to the new last alternative
5296 and ! to last 3 alternatives.
5298 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5300 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5301 DW_AT_artificial attributes at the end of the processing.
5302 (gen_array_type_die): Likewise.
5303 (gen_enumeration_type_die): Likewise.
5304 (gen_struct_or_union_type_die): Likewise.
5305 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5308 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5311 * expr.c (expand_assignment): If doing misaligned store that doesn't
5312 cover all mode bits, perform a RMW cycle.
5314 PR tree-optimization/52429
5315 * tree-parloops.c (separate_decls_in_region_debug): Return early
5316 if var is LABEL_DECL.
5318 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5320 PR tree-optimization/52424
5321 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5322 calling dom_thread_across_edge.
5324 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5326 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5328 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5330 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5331 * config/avr/avr.c (avr_output_bld): Remove unused function.
5332 (avr_out_sbxx_branch): Use "%T" to print bit position.
5334 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5336 * config/avr/avr.md: Untabify.
5338 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5340 * config/avr/avr.md (eqne): New code iterator.
5341 (*dec-and-branchsi): Use it in text peephole's condition.
5342 (*dec-and-branchhi): Ditto.
5343 (*dec-and-branchqi): Ditto.
5345 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5348 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5349 the device does not have the skip-bug.
5351 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5353 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5354 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5355 -mpretend-cmove): New.
5357 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5360 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5361 doesn't count DEBUG_INSN refs.
5362 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5363 for DEBUG_INSN refs.
5365 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5369 2012-02-20 Richard Guenther <rguenther@suse.de>
5370 PR tree-optimization/52298
5371 * tree-vect-stmts.c (vectorizable_load): Properly use
5372 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5375 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5378 * gimple.h (gimple_in_transaction): New.
5379 (gimple_set_in_transaction): New.
5380 (struct gimple_statement_base): Add in_transaction field.
5381 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5383 (tree_ssa_lim_initialize): Compute transaction bits.
5384 * tree.h (compute_transaction_bits): Protoize.
5385 * trans-mem.c (tm_region_init): Use the heap to store BB
5387 (compute_transaction_bits): New.
5389 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5391 * gcc.c (display_help): Document --help=common and sort entries
5394 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5396 * doc/install.texi: Document check-$LANG specific shortcuts
5398 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5401 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5403 * config/arm/arm_neon.h: Regenerate.
5404 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5405 (neon_vcgeu): New insn.
5406 (neon_vcgtu): Likewise.
5407 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5408 (ops): Unsigned comparison intrinsics call a different
5411 2012-02-28 Richard Guenther <rguenther@suse.de>
5414 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5415 ordering for the VEC_CONCAT for two element vectors for
5416 V2SFmode, V2SImode and V2DImode.
5418 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5421 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5422 detecting big-endian triplets.
5424 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5426 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5427 mode if there is no type information available.
5429 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5431 PR tree-optimization/53207
5432 * doc/invoke.texi: Document as experimental and relying on graphite.
5434 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5436 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5437 of initializer to changes from r184614.
5439 2012-02-28 Richard Guenther <rguenther@suse.de>
5441 PR tree-optimization/52395
5442 * tree-sra.c (build_ref_for_offset): Also look at the base
5443 TYPE_ALIGN when figuring out the alignment of the replacement.
5445 2012-02-28 Richard Guenther <rguenther@suse.de>
5447 PR tree-optimization/52402
5448 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5449 mis-aligned types when creating the accesses at the call site.
5451 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5453 * config/avr/builtins.def: New file.
5454 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5455 * config/avr/avr.c (enum avr_builtin_id): Use it.
5456 (avr_init_builtins): Use it. And use avr_bdesc.
5457 (bdesc_1arg): Remove.
5458 (bdesc_2arg): Remove.
5459 (bdesc_3arg): Remove.
5460 (struct avr_builtin_description): Add field n_args.
5461 (avr_bdesc): New static variable using builtins.def.
5462 (avr_expand_builtin): Use it.
5463 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5464 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5465 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5467 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5470 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5471 match only one single hard register with respective hard reg rtx.
5472 (movmemx_<mode>): Ditto.
5473 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5474 insn anatomy of movmem[x]_<mode>.
5475 (avr_out_movmem): Same for printing assembler and operand usage.
5477 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5481 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5482 address spaces located outside of device flash.
5484 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5485 (mcu_type_s): Add field n_flash.
5486 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5487 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5488 (AVR_MCU): Add N_FLASH argument.
5489 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5490 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5491 macro __FLASH<n> if that address space makes sense for the device.
5492 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5493 outside of target flash.
5494 (avr_asm_named_section): Ditto.
5495 (avr_asm_select_section): Ditto.
5496 (avr_addr_space_convert): Ditto.
5497 (avr_emit_movmemhi): Ditto.
5498 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5499 address space is outside of device flash.
5500 (avr_insert_attributes): Ditto.
5501 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5502 avr_current_arch->n_segments.
5504 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5507 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5509 (*movabs<mode>_2): Likewise.
5511 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5514 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5515 s_register_operand in the test instead of REG_P. Don't call
5516 gen_reg_rtx if it won't be used.
5518 PR tree-optimization/52376
5519 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5521 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5523 * ifcvt.c (noce_get_condition): Check condition variable is not
5524 small_register_classes_for_mode_p before accepting.
5526 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5528 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5530 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5533 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5534 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5536 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5538 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5540 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5542 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5544 * config/sh/predicates.md: Remove blank lines.
5545 * config/sh/sh.c: Fix typos in comments.
5546 * config/sh/constraints.md: Likewise.
5547 * config/sh/sh.md: Remove blank lines.
5548 Fix typos in comments. Use ;; as comment characters.
5550 2012-02-26 Walter Lee <walt@tilera.com>
5552 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5553 (replace_mov_pcrel_step2): Ditto.
5555 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5558 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5559 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5560 and locs that reference values newer than the non-canonical value
5561 at hand. Return the canonical value as a worst case.
5562 (memrefs_conflict_p): Walk canonical value's locs.
5565 * cselib.c (preserve_only_constants): Rename to...
5566 (preserve_constants_and_equivs): ... this. Split out...
5567 (invariant_or_equiv_p): ... this. Preserve plus expressions
5568 of other preserved expressions too.
5569 (cselib_reset_table): Adjust.
5570 * var-tracking.c (reverse_op): Use canonical value to build
5573 2012-02-23 Kai Tietz <ktietz@redhat.com>
5575 * config/i386/i386.c (ix86_delegitimize_address): Handle
5576 UNSPEC_PCREL plus displacement.
5578 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5581 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5582 to test for unusedness in st X addressing.
5584 2012-02-24 Richard Guenther <rguenther@suse.de>
5587 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5588 (is_gimple_reg_type): Move inline ...
5589 * gimple.h (is_gimple_reg_type): ... here.
5591 2012-02-24 Richard Guenther <rguenther@suse.de>
5594 * passes.c (execute_function_todo): When verifying SSA form
5595 verify gimple form first.
5596 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5598 2012-02-24 Richard Guenther <rguenther@suse.de>
5601 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5602 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5604 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5606 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5608 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5610 * tree-phinodes.c (make_phi_node): Mark static.
5611 * tree-flow.h (make_phi_node): Remove extern decl.
5612 * doc/gimple.texi (make_phi_node): Remove documentation.
5614 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5616 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5617 * tree-ssa-sccvn.c (print_scc): Ditto.
5619 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5621 * doc/passes.texi (Full redundancy elimination): Fix typo.
5623 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5625 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5627 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5630 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5632 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5635 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5637 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5639 * config/avr/avr.md (code_stdname): Add ior, xor.
5640 (xior): New code iterator.
5641 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5642 (*<code_stdname><mode>qi.byte1-3): Ditto.
5644 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5646 PR tree-optimization/52019
5647 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5650 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5652 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5653 HAVE_INITFINI_ARRAY to work around namespace pollution in
5654 certain versions of newlib system headers.
5655 * config.in: Regenerate.
5656 * configure: Regenerate.
5657 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5658 instead of HAVE_INITFINI_ARRAY.
5660 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5663 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5664 is not offsettable memory reference.
5666 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5669 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5670 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5672 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5674 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5675 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5677 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5679 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5680 library on Solaris 8 even without TLS support.
5681 * configure: Regenerate.
5683 2012-02-22 Richard Guenther <rguenther@suse.de>
5686 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5687 for GIMPLE_DEBUG stmts.
5689 2012-02-22 Martin Jambor <mjambor@suse.cz>
5692 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5693 according to the base object.
5695 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5697 PR rtl-optimization/50063
5698 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5699 and 2 (8-bit SP) in operand 2.
5700 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5701 setup to use movhi_sp_r instead of vanilla move to write SP.
5702 Adjust REG_CFA notes to superseed unspec.
5703 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5705 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5706 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5707 irq_state 1 (IRQ known to be on) here.
5709 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5711 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5713 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5714 assign_hard_reg): Likewise.
5716 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5718 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5720 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5723 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5724 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5726 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5728 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5729 prototype from here to...
5730 * config/avr/avr.h: ...here.
5732 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5735 * thumb2.md (thumb2_shiftsi3_short): Split register and
5736 immediate shifts. For register shifts tie operands 0 and 1.
5737 (peephole2 for above): Check that register-controlled shifts
5738 have suitably tied operands.
5740 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5743 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5744 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5745 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5746 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5747 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5748 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5749 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5750 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5751 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5752 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5753 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5754 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5755 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5756 bdver1_ssevector_avx256_unaligned_load,
5757 bdver1_ssevector_sse128_unaligned_load,
5758 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5759 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5760 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5761 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5762 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5763 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5764 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5765 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5766 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5767 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5768 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5769 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5770 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5771 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5772 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5773 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5774 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5775 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5776 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5777 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5778 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5779 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5780 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5781 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5782 bdver1_ssediv_double_load, bdver1_ssediv_double,
5783 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5784 Add "bdver2" attribute.
5786 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5788 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5789 default if possible and not specified otherwise.
5791 2012-02-21 Richard Guenther <rguenther@suse.de>
5794 * gimplify.c (create_tmp_from_val): Use the main variant type
5795 for the type of the temporary we create.
5797 2012-02-21 Richard Guenther <rguenther@suse.de>
5799 PR tree-optimization/52324
5800 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5801 do not gimplify a MEM_REF address operand if it is already
5804 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5806 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5807 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5809 2012-02-21 Richard Guenther <rguenther@suse.de>
5811 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5812 nested_in_vect_loop.
5814 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5816 PR tree-optimization/52318
5817 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5818 vdef also to non-pure/const call stmts in the sequence.
5820 2012-02-20 David S. Miller <davem@davemloft.net>
5822 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5823 don't use the "rd %pc" instruction on v9 for PIC register loads.
5825 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5828 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5829 in a transaction safe function.
5831 2012-02-20 Kai Tietz <ktietz@redhat.com>
5834 * stor-layout.c (place_field): Handle desired_align for
5837 2012-02-20 Richard Guenther <rguenther@suse.de>
5839 PR tree-optimization/52298
5840 * tree-vect-stmts.c (vectorizable_store): Properly use
5841 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5843 (vectorizable_load): Likewise.
5844 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5845 Access DR_STEP after ensuring it is not NULL.
5847 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5849 PR tree-optimization/52286
5850 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5851 optimization use double_int_to_tree instead of build_int_cst_wide,
5852 rewrite to use double_int vars.
5854 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5857 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5859 Remove -e 0 from $gcc_cv_ld invocation.
5860 Only use __GLIBC_PREREQ if defined.
5861 Enable on Solaris since Solaris 8 patch.
5862 (gcc_SUN_LD_VERSION): New macro.
5863 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5864 gcc_SUN_LD_VERSION for version number format.
5865 * configure: Regenerate.
5866 * varasm.c (get_elf_initfini_array_priority_section): Set
5867 SECTION_NOTYPE for non-default priority.
5868 Use get_section instead of get_unnamed_section to emit
5869 .init_array/.fini_array with default priority.
5871 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5873 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5874 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5875 (mips_start_unique_function, mips_output_mips16_rdhwr)
5876 (mips_code_end): New functions.
5877 (TARGET_ASM_CODE_END): Define.
5879 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5881 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5882 to stubs with non-sibling calls.
5884 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5886 * doc/invoke.texi (-fira-* options): Copy-edit.
5887 (ira-* parameters): Copy-edit.
5889 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5891 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5892 GCC coding conventions.
5894 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5896 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5897 when used as adjectives.
5899 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5901 * doc/invoke.texi: Clean up "that"/"which" confusion.
5903 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5905 * system.h: Poison SMALL_REGISTER_CLASSES
5906 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5907 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5909 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5911 PR tree-optimization/52285
5912 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5913 when deciding if a call is a tail call or tail recursion.
5915 2012-02-16 Kai Tietz <ktietz@redhat.com>
5917 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5918 interger-constant displacement for UNSPEC_PCREL.
5920 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5922 PR rtl-optimization/52208
5923 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5924 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5926 PR tree-optimization/52255
5927 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5928 loop->header has virtual PHI, but exit_e->dest doesn't, add
5929 virtual PHI to exit_e->dest and adjust all uses after the loop.
5932 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5933 children with clone_tree_hash, not after it.
5935 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5937 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5938 extended identifiers.
5940 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5943 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5944 a same_body_alias, also test whether e->callee isn't a former
5945 or current clone of the decl this is a same body alias of.
5947 PR translation/52264
5948 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5950 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5952 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5954 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5957 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5958 force_reg instead of copy_to_reg for better optimization. Force
5959 non-register or memory operands into a register.
5961 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5963 * extend.texi: Reserve upper bits of memory model for future use.
5965 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5966 Anatoly Sokolov <aesok@post.ru>
5967 Eric Weddington <eric.weddington@atmel.com>
5970 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5971 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5972 Rewrite initializers for .macro.
5973 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5974 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5975 atxmega32d4, atxmega32x1.
5976 avrxmega4: atxmega64a3, atxmega64d3.
5977 avrxmega5: atxmega64a1, atxmega64a1u.
5978 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5979 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5980 avrxmega7: atxmega128a1, atxmega128a1u.
5981 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5982 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5983 (struct base_arch_s): Rename reserved to xmega_p.
5984 Rename reserved2 to have_rampd.
5985 (AVR_XMEGA): New define.
5986 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5987 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5988 * config/avr/predicates.md (io_address_operand): Take into
5990 (low_io_address_operand): Ditto.
5991 (high_io_address_operand): Ditto.
5992 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5993 (enabled, movhi_sp_r): Use them.
5994 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5995 cpp_define_formatted to built-in define __AVR_ARCH__.
5996 (__AVR_XMEGA__): New built-in define.
5997 (__AVR_HAVE_RAMPD__): New built-in define.
5998 (__AVR_HAVE_RAMPX__): New built-in define.
5999 (__AVR_HAVE_RAMPY__): New built-in define.
6000 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6002 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6003 (avr_option_override): Initialize them.
6004 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6005 (avr_init_expanders): Initialize them. No more block several calls.
6006 (emit_push_sfr): New static function.
6007 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6009 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6010 (avr_print_operand): Print addreeses as symbols for
6011 RAMPX, RAMPY, RAMPD, CCP.
6012 (output_movhi): Handle AVR_XMEGA when writing to SP.
6013 (avr_out_movhi_mr_r_xmega): New static function.
6014 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6015 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6016 __RAMPD__, __CCP__ as needed.
6018 * config/avr/multilib.h: Regenerate.
6019 * config/avr/t-multilib: Regenerate.
6020 * config/avr/avr-tables.opt: Regenerate.
6022 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6024 PR tree-optimization/50561
6025 * graphite-flattening.c (lst_project_loop): Do not
6026 remove old scattering dimensions after flattening.
6027 (lst_do_flatten): Likewise.
6029 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6031 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6032 __builtin_avr_map8, __builtin_avr_map16.
6033 Document __builtin_avr_insert_bits.
6035 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6036 (insert_bits): New insn.
6037 (adjust_len.map_bits): Rename to insert_bits.
6038 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6039 * avr-protos.h (avr_out_map_bits): Remove.
6040 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6041 * config/avr/constraints.md (Cxf,C0f): New.
6042 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6043 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6044 New built-in define __BUILTIN_AVR_INSERT_BITS.
6045 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6046 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6047 (avr_move_bits): Rewrite.
6048 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6050 (avr_map_op_t): New typedef.
6051 (avr_map_op): New static variable.
6052 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6053 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6054 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6055 (bdesc_3arg, avr_expand_triop_builtin): New.
6056 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6057 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6058 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6059 (avr_map_equal_p, avr_map_sig_p): Remove.
6060 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6061 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6062 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6063 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6064 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6065 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6067 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6069 * config/c6x/c6x.md (reserve_cycles): New attribute.
6070 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6071 don't reserve functional units after the branch occurs.
6073 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6076 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6077 functions into non-tm_pure functions.
6079 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6082 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6083 (iterative_hash_canonical_type): Likewise.
6084 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6087 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6089 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6090 sched-group insn, it either remains alone or the entire list is pruned.
6092 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6094 * doc/install.texi (Prerequisites): Fix grammar.
6095 (Configuration): Likewise.
6097 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6099 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6100 MPC as part of GCC before describing configuring with --with-gmp etc.
6101 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6102 sources are present.
6104 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6107 * dwarf2out.c (clone_tree_hash): New function.
6108 (copy_decls_walk): Use it instead of clone_tree.
6110 2012-02-14 Richard Guenther <rguenther@suse.de>
6112 PR tree-optimization/52244
6113 PR tree-optimization/51528
6114 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6115 replacements for integral types.
6117 2012-02-14 Walter Lee <walt@tilera.com>
6119 * config.gcc: Handle tilegx and tilepro.
6120 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6122 Add HAVE_AS_TLS check for tilegx and tilepro.
6123 * configure: Regenerate.
6124 * doc/contrib.texi: Add Mat Hostetter and self.
6125 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6126 Document instruction intrinsics and network accessing intrinsics.
6127 (TILEPro Built-in Functions): New node. Document instruction
6128 intrinsics and network accessing intrinsics.
6129 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6130 (Specific, tilepro-*-linux*): Likewise.
6131 * doc/invoke.texi (TILE-Gx Options): New section.
6132 (TILEPro Options): New section.
6133 * doc/md.texi (TILE-Gx): New section.
6134 (TILEPro): New section.
6135 * common/config/tilegx/tilegx-common.c: New file.
6136 * common/config/tilepro/tilepro-common.c: New file.
6137 * config/tilegx/constraints.md: New file.
6138 * config/tilegx/linux.h: New file.
6139 * config/tilegx/mul-tables.c: New file.
6140 * config/tilegx/predicates.md: New file.
6141 * config/tilegx/sync.md: New file.
6142 * config/tilegx/t-tilegx: New file.
6143 * config/tilegx/tilegx-builtins.h: New file.
6144 * config/tilegx/tilegx-c.c: New file.
6145 * config/tilegx/tilegx-generic.md: New file.
6146 * config/tilegx/tilegx-modes.def: New file.
6147 * config/tilegx/tilegx-multiply.h: New file.
6148 * config/tilegx/tilegx-protos.h: New file.
6149 * config/tilegx/tilegx.c: New file.
6150 * config/tilegx/tilegx.h: New file.
6151 * config/tilegx/tilegx.md: New file.
6152 * config/tilegx/tilegx.opt: New file.
6153 * config/tilepro/constraints.md: New file.
6154 * config/tilepro/gen-mul-tables.cc: New file.
6155 * config/tilepro/linux.h: New file.
6156 * config/tilepro/mul-tables.c: New file.
6157 * config/tilepro/predicates.md: New file.
6158 * config/tilepro/t-tilepro: New file.
6159 * config/tilepro/tilepro-builtins.h: New file.
6160 * config/tilepro/tilepro-c.c: New file.
6161 * config/tilepro/tilepro-generic.md: New file.
6162 * config/tilepro/tilepro-modes.def: New file.
6163 * config/tilepro/tilepro-multiply.h: New file.
6164 * config/tilepro/tilepro-protos.h: New file.
6165 * config/tilepro/tilepro.c: New file.
6166 * config/tilepro/tilepro.h: New file.
6167 * config/tilepro/tilepro.md: New file.
6168 * config/tilepro/tilepro.opt: New file.
6170 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6172 PR tree-optimization/52210
6173 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6174 vect_model_simple_cost with two entry vect_def_type array instead
6175 of an address of dt.
6177 2012-02-14 Richard Guenther <rguenther@suse.de>
6180 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6181 Do not stream DECL_QUALIFIER.
6182 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6183 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6184 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6186 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6189 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6192 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6195 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6196 * cselib.c (cselib_subst_to_values_from_insn): New function.
6197 * sched-deps.c (add_insn_mem_dependence,
6198 sched_analyze_1, sched_analyze_2): Use it.
6200 2012-02-13 Jan Hubicka <jh@suse.cz>
6203 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6205 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6207 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6208 (GTM_SELF_SPECS): Define if not already defined.
6209 (driver_self_specs): Add GTM_SELF_SPECS.
6210 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6211 (GTM_SELF_SPECS): Define.
6212 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6213 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6215 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6217 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6220 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6223 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6224 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6226 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6229 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6231 2012-02-13 Richard Guenther <rguenther@suse.de>
6233 PR translation/52211
6234 * passes.c (enable_disable_pass): Fix typo.
6236 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6239 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6240 XOR for reduce_bit_field if type is unsigned.
6242 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6244 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6245 disallow changes from SFmode to mode with different size in FP regs.
6247 2012-02-12 Robert Millan <rmh@gnu.org>
6248 Gerald Pfeifer <gerald@pfeifer.com>
6250 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6253 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6255 PR rtl-optimization/52175
6256 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6257 to frame-related instructions.
6259 2012-02-10 Jason Merrill <jason@redhat.com>
6262 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6263 (demangle_new_symbols): Fill it.
6264 (scan_linker_output): Walk it.
6265 (start_tweaking): Split out from scan_linker_output.
6266 (maybe_tweak): Update sym->chosen.
6267 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6269 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6272 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6274 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6276 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6277 having the same mode as previous compare.
6279 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6281 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6282 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6283 (nonlocal_goto_internal): Likewise.
6284 (nonlocal_goto): Emit a use and an indirect jump directly.
6286 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6289 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6290 __atomic_{is,always}_lock_free.
6292 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6295 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6296 negative constant address for x32.
6298 2012-02-10 Richard Henderson <rth@redhat.com>
6300 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6301 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6302 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6304 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6305 Ira Rosen <irar@il.ibm.com>
6307 PR tree-optimization/50031
6308 * targhooks.c (default_builtin_vectorization_cost): Handle
6310 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6311 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6312 all types of reduction and pattern statements.
6313 (vect_estimate_min_profitable_iters): Likewise.
6314 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6315 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6316 for explicit realigns.
6317 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6318 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6320 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6321 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6322 vec_perm for VSX and handle vec_promote_demote.
6324 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6327 * builtins.c (fold_builtin_atomic_always_lock_free,
6328 expand_builtin_atomic_always_lock_free,
6329 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6330 Return and/or test boolean_true_node/boolean_false_node instead of
6331 integer_one_node/integer_zero_node.
6333 2012-02-10 Jan Hubicka <jh@suse.cz>
6336 * predict.c (predict_paths_for_bb): Prevent looping.
6337 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6339 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6341 * config/arm/arm.c (output_move_double): In one case properly
6342 count number of instructions that will be emitted.
6344 2012-02-10 Richard Guenther <rguenther@suse.de>
6346 PR translation/52193
6347 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6349 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6352 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6354 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6357 * var-tracking.c (emit_note_insn_var_location): If
6358 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6359 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6360 non-NOTE_DURING_CALL_P insn.
6362 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6365 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6367 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6370 * gcc.c (switch_matches) Support switches with separated form,
6373 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6375 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6377 (RAMPZ_ADDR): Ditto.
6378 * config/avr/avr.c (avr_addr_t): New typedef.
6379 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6380 (avr_init_expanders): Initialize it.
6381 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6383 (expand_epilogue): Ditto.
6384 (avr_print_operand): Ditto.
6385 (avr_file_start): Ditto.
6386 (avr_emit_movmemhi): Ditto.
6388 2012-02-08 Richard Guenther <rguenther@suse.de>
6390 PR tree-optimization/46886
6391 * tree-flow.h (do_while_loop_p): Declare.
6392 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6393 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6395 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6397 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6398 always succeed for integers larger than a native word.
6400 2012-02-08 Richard Guenther <rguenther@suse.de>
6402 PR rtl-optimization/52170
6403 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6404 properly handle integer vector modes.
6406 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6408 PR gcov-profile/52150
6409 * coverage.c: Include target.h.
6410 (build_var): Call targetm.strip_name_encoding on the assembler name.
6411 Change one _ into . or $ if the target allows it.
6412 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6414 PR rtl-optimization/52139
6415 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6416 is a BARRIER after emit_insn_after_noloc, move BB_END
6417 to the last non-BARRIER insn before it.
6419 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6422 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6423 (mips_gimplify_va_arg_expr): Call it instead of
6424 std_gimplify_va_arg_expr.
6426 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6428 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6429 message for -mno-pointers-to-nested-function.
6431 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6434 * expr.c (get_inner_reference): If there is an offset, add a negative
6435 bit position to it (if any).
6437 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6439 PR rtl-optimization/52060
6440 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6441 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6442 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6443 and/or i0src_copy2 when needed.
6445 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6447 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6448 or LTOPLUGINSONAME if have_c.
6450 * config/freebsd-spec.h: Add comment about what macros can be defined
6452 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6453 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6456 2012-02-07 Richard Guenther <rguenther@suse.de>
6458 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6459 newline in -alias dumps.
6461 2012-02-07 Kai Tietz <ktietz@redhat.com>
6462 Dave Korn <dave.korn.cygwin@gmail.com>
6465 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6466 Take care that typinfo gets dllexport-attribute.
6468 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6471 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6472 if modifier < EXPAND_SUM call force_operand on the result.
6474 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6476 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6477 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6479 (epiphany_function_type): Replace types for specific interrupts with
6480 EPIPHANY_FUNCTION_INTERRUPT.
6481 (EPIPHANY_INTERRUPT_P): Update.
6482 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6483 New static function.
6484 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6485 <disinterrupt>: Affects type identity.
6486 (epiphany_handle_interrupt_attribute): Handle variable number of
6488 (epiphany_compute_function_type): Update for new
6489 epiphany_function_type definition.
6490 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6491 handlers with a longcall forwarder.
6492 (epiphany_start_function): Handle multiple interrupt arguments and/or
6493 forwarder_section attribute.
6495 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6498 2012-02-07 Alan Modra <amodra@gmail.com>
6501 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6504 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6506 PR tree-optimization/50969
6507 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6508 use vec_perm rather than vector_stmt.
6509 (vect_model_load_cost): Likewise.
6510 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6511 vec_perm to be the same as other vector statements.
6512 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6513 cost of vec_perm for TARGET_VSX.
6515 2012-02-06 Richard Guenther <rguenther@suse.de>
6517 PR tree-optimization/52115
6518 * tree-sra.c (access_has_replacements_p): New function.
6519 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6521 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6524 * trans-mem.c (expand_call_tm): Add an assertion.
6525 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6528 2012-02-06 Richard Guenther <rguenther@suse.de>
6530 PR tree-optimization/50955
6531 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6532 raise cost of expressions that replace an address with an
6533 expression based on a different pointer.
6535 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6538 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6539 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6541 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6544 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6545 -Weffc++ and specify guidelines come from second edition.
6547 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6549 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6550 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6551 (call_direct_split, call_value_split, call_value_internal_direct)
6552 (call_value_direct_split, call_value_multiple_split): Use jal and
6553 jal_macro attributes.
6555 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6557 * reload1.c (reload_regs_reach_end_p): Replace with...
6558 (reload_reg_rtx_reaches_end_p): ...this function.
6559 (new_spill_reg_store): Update commentary.
6560 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6561 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6562 before setting new_spill_reg_store.
6563 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6564 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6565 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6566 for non-spill reload registers.
6568 2012-02-05 Ira Rosen <irar@il.ibm.com>
6570 PR tree-optimization/52091
6571 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6572 (vect_is_simple_use_1): Likewise.
6573 * tree-vect-loop.c (vectorizable_reduction): Update calls
6574 to vect_is_simple_use_1 and vect_is_simple_use.
6575 (vectorizable_live_operation): Likewise.
6576 * tree-vect-patterns.c (widened_name_p,
6577 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6578 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6579 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6580 vectorizable_shift,vectorizable_operation, vectorizable_store,
6581 vectorizable_load): Likewise.
6582 (vect_is_simple_cond): Add an argument, pass it to
6583 vect_is_simple_use_1.
6584 (vectorizable_condition): Update calls to vect_is_simple_cond,
6586 (vect_is_simple_use): Add an argument, the statement in which
6587 OPERAND is used. Check that if OPERAND's def stmt is a double
6588 reduction phi node, the use is a phi node too.
6589 (vect_is_simple_use_1): Add an argument, pass it to
6591 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6592 to vect_is_simple_use.
6594 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6596 PR rtl-optimization/52095
6597 * modulo-sched.c (dump_insn_locator): New function.
6598 (loop_canon_p, sms_schedule): Use it.
6600 PR rtl-optimization/52113
6601 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6602 even for decomposable shift/zext insns.
6604 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6605 Zdenek Dvorak <ook@ucw.cz>
6607 PR rtl-optimization/52092
6608 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6609 on get_iv_value result.
6611 2012-02-02 Andrew Pinski <apinski@cavium.com>
6615 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6617 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6620 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6622 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6624 PR rtl-optimization/49800
6625 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6626 (sched_finish): Call regstat_free_n_sets_and_refs.
6628 2012-02-02 Jia Liu <proljc@gmail.com>
6630 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6633 2012-02-02 Jan Hubicka <jh@suse.cz>
6634 Tom de Vries <tom@codesourcery.com>
6637 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6638 * varpool.c (varpool_analyze_pending_decls): Likewise.
6640 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6641 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6643 * config.gcc: Add cr16-* support.
6645 * doc/extend.texi: Document cr16 extensions.
6646 * doc/install.texi: Document cr16 install.
6647 * doc/invoke.texi: Document cr16 options.
6648 * doc/md.texi: Document cr16 constraints.
6650 * common/config/cr16/cr16-common.c: New file.
6651 * config/cr16/cr16.c: New file.
6652 * config/cr16/cr16.h: New file.
6653 * config/cr16/cr16.md: New file.
6654 * config/cr16/cr16.opt: New file.
6655 * config/cr16/cr16-protos.h: New file.
6656 * config/cr16/predicates.md: New file.
6657 * config/cr16/constraints.md: New file.
6658 * config/cr16/t-cr16: New file.
6660 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6663 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6664 that operands[2] is either immediate, or q_regs_operand.
6666 PR tree-optimization/52073
6667 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6668 a pattern stmt for pattern uses, ignore uses outside of the loop.
6670 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6672 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6673 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6674 (OUT_AS1, OUT_AS2): Remove.
6676 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6678 PR rtl-optimization/51374
6679 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6680 to cross other volatile_refs_p insns.
6682 2012-02-01 Richard Guenther <rguenther@suse.de>
6684 * doc/invoke.texi (fno-inline): Clarify documentation.
6685 (finline-small-functions): Likewise.
6686 (finline-functions): Likewise.
6687 * common.opt (finline): Adjust comment and documentation.
6688 (finline-small-functions): Clarify documentation.
6689 (finline-functions): Likewise.
6690 (finline-functions-called-once): Likewise.
6692 2012-02-01 Tristan Gingold <gingold@adacore.com>
6694 * c-typeck.c (composite_type): Keep mode for pointers.
6696 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6698 * function.h (regno_reg_rtx): Adjust comment.
6699 * reginfo.c (init_reg_modes_target): Only use the previous mode
6700 if it fits within one register. Remove MIPS comment.
6702 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6705 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6707 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6709 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6710 to srak instruction.
6712 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6714 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6716 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6721 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6723 2012-01-31 Richard Guenther <rguenther@suse.de>
6725 PR tree-optimization/51528
6726 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6729 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6734 * ree.c (add_removable_extension): Change def_map argument
6735 to unsigned *, store in def_map 1 + offset into *insn_list vector
6736 instead of pointers into the vector.
6737 (find_removable_extensions): Adjust caller.
6739 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6741 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6742 Transform all "* quoted-c-code" to { c-code }.
6743 Remove redundant test for "optimize" in combine patterns.
6744 Move (include "avr-dimode.md") to end of file.
6746 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6749 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6750 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6752 2012-01-30 Richard Guenther <rguenther@suse.de>
6754 PR tree-optimization/52028
6755 * tree-loop-distribution.c (ldist_gen): Properly update
6758 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6761 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6762 set_cur_line_info_table if not emitting debug info.
6764 PR tree-optimization/52046
6765 * tree-vect-patterns.c (check_bool_pattern): Give up if
6766 a comparison could throw.
6769 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6771 2012-01-30 Richard Guenther <rguenther@suse.de>
6773 PR tree-optimization/52045
6774 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6775 SSA form if cfgcleanup did anything.
6777 2012-01-30 Richard Guenther <rguenther@suse.de>
6779 PR tree-optimization/52045
6780 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6781 before computing final todo.
6783 2012-01-30 Richard Guenther <rguenther@suse.de>
6785 PR tree-optimization/51528
6786 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6789 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6791 * df-problems.c (df_kill_notes): Check that the use refers
6792 to the note under examination.
6794 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6797 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6798 parameter and use short-lived pseudos.
6799 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6800 (sparc_expand_vector_init): Const-ify local variables and adjust
6801 calls to above functions.
6803 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6805 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6807 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6809 * doc/invoke.texi: Make usage of "compile time" and
6810 "run time"/"runtime" consistent throughout the file.
6812 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6814 * config/alpha/alpha.c (alpha_option_override): Default to
6815 full IEEE compliance mode for Go language.
6817 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6819 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6820 (LINK_SSP_SPEC): Define.
6822 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6825 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6828 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6830 * doc/invoke.texi: Correct hyphenation of "floating point",
6831 "double precision", and related terminology throughout the file.
6833 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6836 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6837 arm_general_register_operand predicate for operand 2 instead of
6840 2012-01-27 Ian Lance Taylor <iant@google.com>
6843 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6844 * builtins.c (expand_builtin_init_trampoline): Add onstack
6845 parameter. Change caller.
6846 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6847 * tree.c (build_common_builtin_nodes): Declare
6848 __builtin_init_heap_trampoline.
6850 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6852 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6853 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6854 * config/avr/avr.c: Ditto.
6855 (avr_regnames): Remove because unused.
6856 * config/avr/avr.md (*cpse.ne): New peephole.
6857 (*cpse.eq): New peephole from former cpse peepholes.
6859 2012-01-27 Michael Eager <eager@eagercon.com>
6861 * config/microblaze.c (microblaze_emit_compare): Correct
6862 test after pcmp instruction.
6864 2012-01-27 Richard Guenther <rguenther@suse.de>
6866 PR tree-optimization/52020
6867 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6869 2012-01-27 Richard Guenther <rguenther@suse.de>
6871 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6872 function non-const/pure.
6874 2012-01-27 Richard Guenther <rguenther@suse.de>
6876 PR tree-optimization/50444
6877 * tree-sra.c (build_ref_for_offset): Properly adjust the
6878 MEM_REF type for unaligned accesses.
6880 2012-01-27 Richard Guenther <rguenther@suse.de>
6882 PR tree-optimization/50444
6883 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6884 (expand_assignment): Use it. Properly handle misaligned
6885 bases when expanding stores to component references.
6886 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6889 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6892 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6893 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6894 * tree-data-ref.c (find_data_references_in_loop): Make static.
6895 (compute_all_dependences): Change return type to bool. Bail out
6896 for too many datarefs in a loop. Move the hunk resetting the data
6897 dependences vector from ...
6898 (compute_data_dependences_for_loop): ... here. Account for
6899 compute_all_dependences returning false.
6900 (compute_data_dependences_for_bb): Likewise.
6901 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6902 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6904 2012-01-27 Richard Guenther <rguenther@suse.de>
6907 * expr.c (store_field): Use the alias-set of the scratch memory
6910 2012-01-27 Tom de Vries <tom@codesourcery.com>
6912 PR tree-optimization/51990
6913 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6915 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6917 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6920 * var-tracking.c (reverse_op): Don't add any reverse operation
6921 if V already has any constant locations.
6923 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6925 * doc/invoke.texi: Correct usage of "command line" (noun)
6926 vs "command-line" (adjective) throughout.
6928 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6930 * doc/invoke.texi (Language Independent Options): Move
6931 -Wcoverage-mismatch blurb from here....
6932 (Warning Options): ...to here.
6934 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6936 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6937 Set rs6000_always_hint to false for 476.
6939 2012-01-27 Matthias Klose <doko@ubuntu.com>
6941 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6943 * incpath.c (add_standard_paths): Likewise.
6945 2012-01-27 Richard Henderson <rth@redhat.com>
6947 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6948 * config/m68k/sync.md (atomic_test_and_set): Rename from
6949 sync_test_and_setqi and adjust the operands.
6950 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6951 and unconditionally enable.
6953 2012-01-27 Richard Henderson <rth@redhat.com>
6955 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6956 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6957 (ldstub): Rename from ldstubqi.
6958 (ldstub<I24MODE>): Remove.
6960 2012-01-27 Richard Henderson <rth@redhat.com>
6962 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6963 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6964 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6965 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6966 * doc/tm.texi: Rebuild.
6968 2012-01-27 Richard Henderson <rth@redhat.com>
6970 * optabs.c (gen_atomic_test_and_set): Remove default.
6971 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6973 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6975 PR rtl-optimization/51978
6976 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6977 (combine_reaching_defs): Likewise.
6978 (struct re_info): Remove.
6979 (add_removable_extension): Remove x and data arguments,
6980 add insn, insn_list and def_map. Use the arguments directly
6981 instead of using struct re_info.
6982 (find_removable_extensions): Don't call add_removable_extension
6983 through note_stores, instead just call it with single_set
6985 (find_and_remove_re): Pass curr_cand->expr instead of
6986 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6988 2012-01-26 Michael Matz <matz@suse.de>
6990 PR tree-optimization/46590
6991 * cfgexpand.c: Revert last change (r183305).
6992 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6994 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6995 checking for emptiness.
6997 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7000 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7001 non-addressable non-BLKmode base correctly.
7003 2012-01-26 Michael Matz <matz@suse.de>
7005 PR tree-optimization/48794
7006 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7007 regions referenced from RESX/EH_DISPATCH.
7009 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7011 * config/s390/s390.h: Make BRANCH_COST an option.
7012 * config/s390/s390.opt: New option -mbranch-cost.
7014 2012-01-26 Richard Henderson <rth@redhat.com>
7016 Revert 2012-01-24 change:
7017 * trans-mem.c (requires_barrier): Do not instrument thread local
7018 variables and emit save/restore for them.
7020 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7023 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7026 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7028 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7031 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7034 Rename __pgm to __flash.
7035 Rename __pgm1 to __flash1.
7036 Rename __pgm2 to __flash2.
7037 Rename __pgm3 to __flash3.
7038 Rename __pgm4 to __flash4.
7039 Rename __pgm5 to __flash5.
7040 Rename __pgmx to __memx.
7041 * doc/extend.texi (AVR Named Address Spaces)
7042 Rename address space names as indicated above.
7043 * config/avr/avr.c (avr_addrspace): Ditto.
7045 * config/avr/avr-protos.h
7046 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7047 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7048 * config/avr/predicates.md: Ditto.
7049 * config/avr/avr.c Ditto, and
7050 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7051 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7053 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7054 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7055 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7056 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7057 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7058 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7059 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7060 * config/avr/avr.c: Ditto.
7061 * config/avr/avr.md: Ditto.
7063 2012-01-25 Jason Merrill <jason@redhat.com>
7066 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7068 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7070 PR tree-optimization/51987
7071 * tree-data-ref.c (get_references_in_stmt): Handle references in
7072 non-volatile GIMPLE_ASM.
7074 2012-01-25 Richard Guenther <rguenther@suse.de>
7076 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7077 bases are dereferenced.
7079 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7081 PR rtl-optimization/48374
7082 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7084 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7086 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7087 compute_data_dependences_for_loop returns false.
7088 * tree-parloops.c (loop_parallel_p): Likewise.
7090 2012-01-25 Richard Guenther <rguenther@suse.de>
7092 * tree.h (get_pointer_alignment_1): Declare.
7093 * builtins.c (get_pointer_alignment_1): New function.
7094 (get_pointer_alignment): Use it.
7096 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7098 PR rtl-optimization/48308
7099 * combine.c (enum undo_kind): Add UNDO_LINKS.
7100 (struct undo): Add member l to other_contents and where.
7101 (do_SUBST_LINK): New.
7103 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7104 (undo_all): Handle UNDO_LINKS.
7106 2012-01-25 Richard Henderson <rth@redhat.com>
7108 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7111 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7113 * optabs.c (gen_atomic_test_and_set): Use each argument.
7115 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7117 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7118 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7119 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7120 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7121 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7122 TARGET_PAIRED_SINGLE_FLOAT.
7124 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7126 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7127 (in_struct, return_val): Remove MEM documentation.
7128 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7129 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7130 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7132 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7133 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7134 * expr.c (store_field): Likewise.
7135 * function.c (assign_stack_temp_for_type): Likewise.
7136 * ifcvt.c (noce_try_cmove_arith): Likewise.
7137 * reload1.c (reload): Likewise.
7138 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7139 (alpha_set_memflags): Likewise.
7140 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7142 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7144 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7146 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7147 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7148 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7150 * cselib.c (cselib_rtx_varies_p): Delete.
7151 (cselib_invalidate_mem): Update call to canon_true_dependence.
7152 * dse.c (record_store, check_mem_read_rtx): Likewise.
7153 (scan_reads_nospill): Likewise.
7154 * cse.c (check_dependence): Likewise.
7155 (cse_rtx_varies_p): Delete.
7156 * expr.c (safe_from_p): Update call to true_dependence.
7157 * ira.c (validate_equiv_mem_from_store): Likewise.
7158 (memref_referenced_p): Likewise.
7159 * postreload-gcse.c (find_mem_conflicts): Likewise.
7160 * sched-deps.c (sched_analyze_2): Likewise.
7161 * store-motion.c (load_kills_store): Likewise.
7162 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7163 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7164 (compute_transp): Update call to canon_true_dependence.
7166 2012-01-25 Richard Henderson <rth@redhat.com>
7168 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7169 (maybe_emit_atomic_test_and_set): New.
7170 (expand_sync_lock_test_and_set): Use it.
7171 (expand_atomic_test_and_set): Likewise.
7172 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7173 the implementation; clarify implementation defined details.
7174 * doc/md.texi (atomic_test_and_set): Document.
7176 2012-01-25 Richard Henderson <rth@redhat.com>
7178 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7180 2012-01-25 Richard Henderson <rth@redhat.com>
7183 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7184 to effect no-op split.
7186 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7189 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7190 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7191 (BT_FN_VOID_PTR_INT_SIZE): New.
7192 (BT_FN_UINT_UINT_VAR): Remove.
7193 (BT_FN_UINT32_UINT32_VAR): New.
7194 (BT_FN_DOUBLE_VPTR): Remove.
7195 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7197 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7198 (_ITM_changeTransactionMode): Same.
7199 (_ITM_memmoveRtWt): Change return type to void.
7200 (_ITM_memcpyRtWt): Same.
7201 (_ITM_memsetW): Same.
7202 (_ITM_RaRD): Change types to double.
7207 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7209 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7210 Patrick Marlier <patrick.marlier@gmail.com>
7212 * trans-mem.c (requires_barrier): Do not instrument thread local
7213 variables and emit save/restore for them.
7215 2012-01-24 Jason Merrill <jason@redhat.com>
7218 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7219 output static aliases.
7221 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7224 * common.opt (-pie, -shared, pie, shared): Change from Common to
7226 * gcc.c (display_help): Display help for -pie and -shared.
7228 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7231 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7232 Remove note on size/offset limitation.
7233 (AVR Variable Attributes): Add example how to read data located
7234 with progmem. Refer to named address spaces.
7235 * doc/invoke.texi (AVR Options): Fix typo.
7237 2012-01-24 Richard Guenther <rguenther@suse.de>
7239 Forward-port to trunk
7240 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7243 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7244 op0 isn't sufficiently aligned and there is movmisalignM
7245 insn for mode, use it to load op0 into a temporary register.
7247 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7250 * target.def (const_not_ok_for_debug_p): New hook.
7251 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7253 * doc/tm.texi: Regenerated.
7254 * dwarf2out.c (const_ok_for_output_1): If
7255 targetm.const_not_ok_for_debug_p returns true, fail.
7256 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7258 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7260 2012-01-23 Kai Tietz <ktietz@redhat.com>
7263 * config/i386/predicates.md (symbolic_operand): Allow
7264 UNSPEC_PCREL as PIC expression for lea.
7265 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7266 * config/i386/i386.c (ix86_delegitimize_address): Handle
7267 UNSPEC_PCREL for none-MEM, too.
7269 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7271 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7272 (ipa_tm_create_version_alias): Same.
7274 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7277 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7278 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7280 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7281 Patrick Marlier <patrick.marlier@gmail.com>
7282 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7285 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7286 simple_object_start_read.
7288 2012-01-23 Richard Guenther <rguenther@suse.de>
7291 PR tree-optimization/51895
7292 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7293 parameter decomposition into BLKmode components.
7295 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7297 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7298 fake variables for restrict-qualified pointers whose pointed-to type
7299 contains a placeholder.
7301 2012-01-23 Richard Guenther <rguenther@suse.de>
7303 PR tree-optimization/51949
7304 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7306 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7308 PR rtl-optimization/51933
7309 * ree.c (transform_ifelse): Return true right away if dstreg is
7310 already wider or equal to cand->mode.
7311 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7312 (make_defs_and_copies_lists): Remove defs_list and copies_list
7313 arguments, add state argument, just truncate state->work_list
7314 instead of always allocating and freeing the vector. Assert that
7315 get_defs succeeds instead of returning 2. Changed return type to bool.
7316 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7317 have ext_src_mode, see if it has been modified already with the
7318 right kind of extension and has been extended before from the
7319 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7320 just return true. Remember the original mode in state->modified array.
7321 (combine_reaching_defs): Add state argument. Don't allocate and
7322 free here def_list, copied_list and vec vectors, instead just
7323 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7324 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7325 Add state variable, clear vectors in it, initialize state.modified
7326 if needed. Free all the vectors at the end and state.modified too.
7327 Don't skip a candidate if the extension expression has been modified.
7329 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7332 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7333 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7334 (extra_options) interix.opt -> i386/interix.opt"
7335 (extra_objs):Add winnt-stubs.o
7336 * configure.ac: Add interix to target_os .comm on PE check.
7337 * configure: Regenerate.
7338 * config/interix3.h: Delete and move bits to..
7339 * config/interix.h: Delete and move bits to..
7340 * config/i386/i386-interix3.h: Delete and move bits to..
7341 * config/i386/i386-interix.h: ..here.
7342 (TARGET_CPU_DEFAULT): Remove redefinition.
7343 (TARGET_ASM_CONSTRUCTOR): Undefine.
7344 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7345 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7346 (PTRDIFF_TYPE): Define.
7347 (LONG_DOUBLE_TYPE_SIZE): Define.
7348 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7349 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7350 (TARGET_SECTION_TYPE_FLAGS): Define.
7351 (ASM_DECLARE_FUNCTION_NAME): Define.
7352 (ASM_OUTPUT_EXTERNAL): Define.
7353 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7354 (ASM_OUTPUT_ALIGNED_BSS): Define.
7355 (PCC_BITFIELD_TYPE_MATTERS): Define.
7356 (USE_CONST_SECTION): Define.
7357 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7358 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7359 (SUPPORTS_ONE_ONLY): Remove.
7360 (I386_PE_STRIP_ENCODING): Define.
7361 * config/interix.opt: Delete and move bits to..
7362 * config/i386/interix.opt: ..here. New.
7363 (mpe-aligned-commons): Add.
7364 * config/i386/t-interix: Add copyright header.
7365 (winnt-stubs.o): Add rule.
7367 2012-01-22 Jason Merrill <jason@redhat.com>
7370 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7371 for extra name aliases.
7373 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7375 PR rtl-optimization/51924
7376 * ree.c (combine_set_extension): Improve debugging message.
7377 (combine_reaching_defs): Likewise.
7378 (get_defs): Rename confusingly named variable.
7379 (find_and_remove_re): Skip a candidate if the extension expression has
7382 2012-01-21 Robert Millan <rmh@gnu.org>
7383 Gerald Pfeifer <gerald@pfeifer.com>
7385 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7386 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7388 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7390 PR tree-optimization/51914
7391 * tree-vect-stmts.c (vectorizable_conversion): For
7392 cvt_type && modifier == WIDEN, put temporary with cvt_type
7393 at the beginning of vec_dsts and set vec_dest to temporary
7396 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7398 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7400 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7402 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7403 * config/rs6000/rs6000.c: Likewise.
7405 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7408 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7409 output_move_double on a copy of operands array.
7411 2012-01-20 Cary Coutant <ccoutant@google.com>
7412 Dodji Seketeli <dodji@redhat.com>
7415 * dwarf2out.c (copy_declaration_context): Return ref to parent
7416 of declaration DIE, if necessary.
7417 (remove_child_or_replace_with_skeleton): Add new parameter; update
7418 caller. Place skeleton DIE under parent DIE of original declaration.
7419 Move call to copy_declaration_context to here ...
7420 (break_out_comdat_types): ... from here.
7422 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7424 PR rtl-optimization/51856
7425 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7428 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7431 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7432 hints for neon loads and stores.
7434 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7438 * doc/extend.texi (Named Address Spaces): Split into subsections.
7439 (AVR Named Address Spaces): New subsection.
7440 (M32C Named Address Spaces): New subsection.
7441 (RL78 Named Address Spaces): New subsection.
7442 (SPU Named Address Spaces): New subsection.
7443 (Variable Attributes): New anchor "AVR Variable Attributes".
7444 (AVR Variable Attributes): Rewrite and avoid wording
7445 "address space" in this context.
7446 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7447 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7448 (AVR Built-in Macros): New subsubsection therein.
7449 * doc/md.texi (AVR constraints): Remove "C04", "R".
7451 2012-01-20 Richard Guenther <rguenther@suse.de>
7453 PR tree-optimization/51903
7454 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7455 when removing stmts.
7457 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7460 * config/arm/arm.c (arm_load_pic_register): Use
7461 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7462 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7463 (arm_pic_static_addr): Likewise.
7464 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7465 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7466 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7467 (pic_load_addr_unified): New.
7469 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7472 * function.c (instantiate_virtual_regs_in_insn): Use
7473 delete_insn_and_edges when removing a wrong asm insn.
7475 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7477 PR rtl-optimization/40761
7478 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7479 Add new member loop_num.
7480 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7481 (ira_build): Remove the parameter.
7483 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7484 (ira.c): Do not build CFG loops for one region allocation. Remove
7485 argument from ira_build call.
7487 * ira-build.c (init_loop_tree_node): New function.
7488 (create_loop_tree_nodes): Use it. Separate the case when CFG
7489 loops are not built.
7490 (more_one_region_p): Check current_loops.
7491 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7493 (add_loop_to_tree): Process loop equal to NULL too.
7494 (form_loop_tree): Separate the case when CFG loops are not built.
7495 Use explicitly number for the root.
7496 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7498 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7499 instead of loop->num.
7500 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7501 (mark_all_loops_for_removal): Ditto.
7502 (remove_unnecessary_regions): Separate the case when CFG loops
7504 (ira_build): Remove the parameter. Use explicit number of regions
7505 when CFG loops are not built.
7507 * ira-color.c (print_loop_title): Separate the case for the root node.
7508 Use loop_num instead of loop->num.
7509 (move_spill_restore): Use loop_num instead of loop->num.
7511 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7512 (change_loop): Ditto.
7513 (change_loop): Use loop_num instead of loop->num.
7515 * ira-lives.c (process_bb_node_lives): Ditto.
7517 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7519 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7521 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7524 * tree-mudflap.c (mf_artificial): New function.
7525 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7526 mx_register_decls, mudflap_enqueue_decl): Use it.
7529 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7530 numbers in the insn pattern.
7532 2012-01-19 Michael Matz <matz@suse.de>
7534 PR tree-optimization/46590
7535 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7536 use it in remembering which conflicts we already created.
7537 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7540 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7543 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7544 (merge_and_complain): Same.
7546 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7549 * config/initfini-array.h: Guard content of the header
7550 with #ifdef HAVE_INITFINI_ARRAY.
7551 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7552 Add initfini-array.h to tm_file here.
7553 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7554 * config.gcc: Don't add initfini-array.h to tm_file here.
7555 * configure: Regenerated.
7557 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7559 PR rtl-optimization/51505
7560 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7561 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7562 (df_note_bb_compute): Update the call to df_kill_notes.
7564 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7566 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7568 2012-01-18 Richard Guenther <rguenther@suse.de>
7570 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7571 of conversions to void *.
7573 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7574 Richard Sandiford <rdsandiford@googlemail.com>
7578 * optabs.h (simplify_expand_binop): Declare.
7579 * optabs.c (simplify_expand_binop): Make global.
7580 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7581 endian targets if the source cannot be exactly covered by word
7584 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7587 * hard-reg-set.h (struct hard_reg_set_container): New type.
7588 * target.h (struct hard_reg_set_container): Forward declare.
7589 * target.def (set_up_by_prologue): New target hook.
7590 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7591 * doc/tm.texi: Regenerated.
7592 * function.c (thread_prologue_and_epilogue_insns): Change
7593 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7594 Call targetm.set_up_by_prologue on it.
7595 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7596 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7598 2012-01-17 Nick Clifton <nickc@redhat.com>
7600 * config/rx/rx.c (rx_can_use_simple_return): New function.
7601 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7602 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7604 2012-01-17 Richard Guenther <rguenther@suse.de>
7607 * expr.c (expand_assignment): Take address-space information
7608 from the address operand of MEM_REF and TARGET_MEM_REF.
7609 (expand_expr_real_1): Likewise.
7611 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7613 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7614 reload dump is requested.
7616 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7619 * trans-mem.c (requires_barrier): Call may_be_aliased.
7621 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7623 PR tree-optimization/51877
7624 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7625 call arguments and fndecls compare equal, instead return false if they
7626 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7627 both SSA_NAMEs that are valueized the same, or they satisfy
7630 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7632 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7634 * configure: Regenerate.
7636 2012-01-16 Jan Hubicka <jh@suse.cz>
7640 * convert.c (convert_to_integer): Use fold_convert for
7641 converting an INTEGER_CST to integer type.
7643 2012-01-16 Jason Merrill <jason@redhat.com>
7646 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7648 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7651 * config/s390/s390.c (s390_chunkify_start): Don't skip
7652 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7653 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7654 If insn is followed by NOTE_INSN_VAR_LOCATION or
7655 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7656 Don't use location of note insns.
7658 PR tree-optimization/51865
7659 * tree-inline.c (tree_function_versioning): Call remap_decl
7660 on DECL_RESULT whenever it has VOID_TYPE_P type.
7662 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7664 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7665 for calls to locally-binding MIPS16 functions if only the return
7666 type uses float regs.
7668 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7669 Richard Sandiford <rdsandiford@googlemail.com>
7671 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7672 (SYMBOL_32_HIGH): Likewise.
7673 (mips_output_tls_reloc_directive): Declare.
7674 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7675 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7676 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7677 (mips_lo_relocs, mips_hi_relocs): Make extern.
7678 (mips16_stub_function): Move up file.
7679 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7680 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7681 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7682 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7683 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7684 (mips_get_tp): Add MIPS16 support.
7685 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7686 Generalize DTPREL and TPREL handling.
7687 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7688 Add MIPS16 TLS support.
7689 (mips_output_tls_reloc_directive): New function.
7690 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7691 * config/mips/predicates.md (symbolic_operand_with_high)
7692 (tls_reloc_operand): New predicates.
7693 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7694 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7695 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7696 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7697 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7698 (*tls_get_tp_mips16_call_<mode>): Likewise.
7700 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7702 PR rtl-optimization/51821
7703 * recog.c (peep2_find_free_register): Determine clobbered registers
7706 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7709 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7710 * config/avr/avr.c: Likewise.
7711 * config/avr/avr.h: Likewise.
7713 2012-01-13 Ian Lance Taylor <iant@google.com>
7716 * tree.h (TYPE_QUALS): Add cast to int.
7717 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7719 2012-01-13 Ian Lance Taylor <iant@google.com>
7721 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7722 comparing param_index to VEC_length result.
7724 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7726 * c-decl.c: Do not include tree-mudflap.h
7727 * tree-optimize.c: Likewise.
7728 * Makefile.in: Update dependencies.
7730 2012-01-13 Richard Guenther <rguenther@suse.de>
7733 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7734 variable-sized result always use RSO.
7736 2012-01-12 DJ Delorie <dj@redhat.com>
7738 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7739 pointer type, not just the default pointer type.
7741 2012-01-09 Richard Henderson <rth@redhat.com>
7742 Denis Chertykov <chertykov@gmail.com>
7745 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7746 * config/avr/avr.c (avr_can_eliminate): Simplify.
7747 (avr_initial_elimination_offset): Likewise.
7748 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7749 (expand_epilogue): Likewise.
7750 (avr_legitimize_address): Gut.
7751 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7752 (avr_hard_regno_nregs): New.
7753 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7754 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7755 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7756 add soft frame pointer.
7757 (CALL_USED_REGISTERS): Likewise.
7758 (REG_CLASS_CONTENTS): Likewise.
7759 (REGISTER_NAMES): Likewise.
7760 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7761 (HARD_FRAME_POINTER_REGNUM): New.
7762 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7763 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7764 remove the HARD_FRAME_POINTER self-elimination.
7766 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7769 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7770 DECL_EXTERNAL when checking for initializers of progmem variables.
7772 2012-01-12 Ira Rosen <irar@il.ibm.com>
7774 PR tree-optimization/51799
7775 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7776 that the last operation is a type demotion.
7778 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7780 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7781 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7783 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7786 * combine.c (distribute_notes): If i3 is a noreturn call,
7787 allow old_size to be equal to args_size and make sure the
7788 noreturn call gets REG_ARGS_SIZE note.
7789 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7790 on noreturn calls even when the delta is 0.
7792 2012-01-11 Nathan Sidwell <nathan@acm.org>
7794 * gcov.c (STRING_SIZE): Remove.
7795 (generate_results): Erase annotations for source files with no
7796 coverage information.
7798 (output_lines): Use it.
7800 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7802 * gimple.h (gimplify_body): Remove first argument.
7803 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7804 pointer set here, instead just pass DATA to walk_tree.
7805 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7806 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7807 (unvisit_body): Likewise, but with unmark_visited.
7808 (gimplify_body): Remove BODY_P argument and adjust.
7809 (gimplify_function_tree): Adjust call to gimplify_body.
7810 * omp-low.c (finalize_task_copyfn): Likewise.
7812 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7814 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7815 (build_function_type_skip_args): Delete.
7816 * tree.c (build_function_type_skip_args): Make static and add
7817 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7818 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7819 pass it to build_function_type_skip_args.
7820 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7821 (tree_function_versioning): Likewise.
7822 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7823 build_function_decl_skip_args.
7824 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7825 and pass it to build_function_decl_skip_args/tree_function_versioning.
7826 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7827 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7828 * trans-mem.c (ipa_tm_create_version): Likewise.
7829 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7830 * tree-inline.c (declare_return_variable): Remove always-true test.
7831 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7832 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7833 * ipa-split.c (split_function): Skip the return value for the split
7834 part if it doesn't return.
7836 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7838 PR tree-optimization/49642
7839 * ipa-split.c (forbidden_dominators): New variable.
7840 (check_forbidden_calls): New function.
7841 (dominated_by_forbidden): Likewise.
7842 (consider_split): Check for forbidden dominators.
7843 (execute_split_functions): Initialize and free forbidden
7844 dominators info; call check_forbidden_calls.
7846 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7848 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7850 2012-01-11 Nick Clifton <nickc@redhat.com>
7852 * config/rx/rx.md (return): Define pattern.
7854 2012-01-11 Richard Guenther <rguenther@suse.de>
7856 * doc/extend.texi (malloc attribute): Adjust according to
7859 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7860 Patrick Marlier <patrick.marlier@gmail.com>
7863 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7864 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7865 (ipa_tm_note_irrevocable): Same.
7866 (ipa_tm_scan_irr_block): Same.
7867 (ipa_tm_decrement_clone_counts): Same.
7868 (ipa_tm_scan_irr_function): Same.
7869 (ipa_tm_create_version_alias): Same.
7870 (ipa_tm_create_version): Same.
7871 (ipa_tm_transform_calls_redirect): Same.
7872 (ipa_tm_transform_calls): Same.
7873 (ipa_tm_transform_transaction): Same.
7874 (ipa_tm_execute): Same.
7876 2012-01-10 Richard Guenther <rguenther@suse.de>
7879 * opts.c (common_handle_option): Handle -Werror.
7881 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7883 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7886 2012-01-10 Jason Merrill <jason@redhat.com>
7888 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7891 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7893 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7894 supports R_386_TLS_GD_PLT reloc.
7895 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7896 supports R_386_TLS_LDM_PLT reloc.
7897 * configure: Regenerate.
7898 * config.in: Regenerate.
7900 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7903 Extend __pgmx semantics to linearize memory.
7904 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7905 determine if code comes inline or from libgcc.
7906 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7907 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7908 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7909 (movmemx_qi, movmemx_hi): New insns.
7910 (xload_<mode>_libgcc): Rewrite to new insn condition.
7911 (xload_<mode>): Remove insns.
7912 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7913 cases that don't satisfy avr_xload_libgcc_p().
7914 (avr_addr_space_convert): Allow converting in any direction.
7915 (avr_addr_space_subset_p): Return always true.
7916 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7917 (avr_emit_movmemhi): Ditto.
7918 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7919 (avr_out_movmem): Ditto.
7920 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7921 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7922 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7923 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7924 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7926 2012-01-10 Richard Guenther <rguenther@suse.de>
7928 PR tree-optimization/50913
7929 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7930 Require data-refs to be representable by Graphite with respect
7933 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7935 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7936 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7938 2012-01-10 Tom de Vries <tom@codesourcery.com>
7940 PR rtl-optimization/51271
7941 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7942 handling annulled branch.
7944 2012-01-10 Richard Henderson <rth@redhat.com>
7946 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7947 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7948 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7949 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7950 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7951 arm_expand_vec_perm_const): New.
7952 * config/arm/arm-protos.h: Update.
7953 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7954 (*neon_vswp<VDQX>): New.
7955 (neon_vcombine<VDX>): Use neon_split_vcombine.
7956 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7957 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7958 (vec_perm<VE>): New.
7960 2012-01-10 Richard Henderson <rth@redhat.com>
7962 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7963 use it if reload_completed.
7964 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7965 arm_output_asm_insn, arm_process_output_memory_barrier,
7966 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7967 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7968 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7969 arm_process_output_sync_insn, arm_output_sync_insn,
7970 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7971 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7972 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7973 (emit_unlikely_jump): New.
7974 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7975 (arm_split_atomic_op): New.
7976 * config/arm/arm-protos.h: Update.
7977 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7978 (struct arm_sync_generator): Remove.
7979 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7980 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7981 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7982 (VUNSPEC_LL, VUNSPEC_SC): New.
7983 (sync_result, sync_memory, sync_required_value, sync_new_value,
7984 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7985 (attr length): Don't use arm_sync_loop_insns.
7986 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7987 (movsfcc, movdfcc): Likewise.
7988 * config/arm/constraints.md (Ua): New.
7989 * config/arm/prediates.md (mem_noofs_operand): New.
7990 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7991 (sync_clobber, sync_t2_reqd): Remove.
7992 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7993 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7994 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7995 (arm_sync_compare_and_swap<SIDI>): Remove.
7996 (arm_sync_compare_and_swap<NARROW>): Remove.
7997 (arm_sync_lock_test_and_set<SIDI>): Remove.
7998 (arm_sync_lock_test_and_set<NARROW>): Remove.
7999 (arm_sync_new_<syncop><SIDI>): Remove.
8000 (arm_sync_new_<syncop><NARROW>): Remove.
8001 (arm_sync_new_nand<SIDI>): Remove.
8002 (arm_sync_new_nand<NARROW>): Remove.
8003 (arm_sync_old_<syncop><SIDI>): Remove.
8004 (arm_sync_old_<syncop><NARROW>): Remove.
8005 (arm_sync_old_nand<SIDI>): Remove.
8006 (arm_sync_old_nand<NARROW>): Remove.
8007 (*memory_barrier): Merge arm_output_memory_barrier.
8008 (atomic_compare_and_swap<QHSD>): New.
8009 (atomic_compare_and_swap<NARROW>_1): New.
8010 (atomic_compare_and_swap<SIDI>_1): New.
8011 (atomic_exchange<QHSD>): New.
8012 (cas_cmp_operand, cas_cmp_str): New.
8013 (atomic_op_operand, atomic_op_str): New.
8014 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8015 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8016 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8017 (arm_load_exclusive<NARROW>): New.
8018 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8019 (arm_store_exclusive<QHSD>): New.
8021 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8023 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8024 reload patterns if -mvsx-scalar-memory.
8026 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8027 generated, even -mno-vsx-scalar-double was used.
8028 (vsx_xscvdpsp_scalar): Likewise.
8029 (vsx_xscvspdp_scalar2): Likewise.
8031 2012-01-09 Tom de Vries <tom@codesourcery.com>
8032 Andrew Pinski <apinski@cavium.com>
8035 * reorg.c (fill_slots_from_thread): Don't speculate
8036 frame-related insns.
8038 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8040 * sched-int.h (bb_note): Move to...
8041 * basic-block.h: ...here.
8042 * haifa-sched.c (bb_note): Move to...
8043 * cfgrtl.c: ...here.
8044 * function.c (next_block_for_reg): New function.
8045 (move_insn_for_shrink_wrap): Likewise.
8046 (prepare_shrink_wrap): Rewrite to use the above.
8048 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8050 * gimple.c (is_gimple_non_addressable): Remove.
8051 * gimple.h: Remove is_gimple_non_addressable.
8052 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8053 is_gimple_non_addressable.
8054 * trans-mem.c (expand_assign_tm): Same.
8056 2012-01-09 Richard Guenther <rguenther@suse.de>
8058 PR tree-optimization/51775
8059 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8060 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8062 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8064 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8066 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8068 2012-01-09 Richard Guenther <rguenther@suse.de>
8070 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8072 2012-01-08 Jan Hubicka <jh@suse.cz>
8074 PR tree-optimize/51680
8075 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8076 on when known_vals needs to be computed; cleanup.
8078 2012-01-08 Jan Hubicka <jh@suse.cz>
8080 PR tree-optimize/51694
8081 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8083 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8085 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8086 for -std=c++98 and -std=c++11 too.
8088 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8090 * cfgloop.c (cancel_loop): Add free() of bbs array.
8092 2012-01-07 Jan Hubicka <jh@suse.cz>
8094 PR tree-optimization/51600
8095 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8096 that benefits small functions.
8098 2012-01-07 Jan Hubicka <jh@suse.cz>
8100 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8102 2012-01-07 Jan Hubicka <jh@suse.cz>
8104 PR tree-optimization/51680
8105 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8106 whose inlining reduce unit size.
8108 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8111 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8112 Add canonical node to containing_mem chain after the non-canonical
8113 one, even if there weren't any locs to propagate.
8114 (remove_useless_values): Keep only canonical values.
8115 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8116 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8117 canonicalize mem_chain elements that are not discarded.
8119 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8122 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8123 before emitting functions.
8125 PR gcov-profile/50127
8126 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8127 clear_aux_for_blocks.
8129 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8132 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8134 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8136 * c-decl.c (ext_block): Moved up.
8137 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8139 2012-01-06 Han Shen <shenhan@google.com>
8141 Translate built-in include paths for sysroot.
8142 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8143 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8145 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8146 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8148 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8149 control whether sysroot should be prepended to gxx include dir.
8151 * configure: Regenerate.
8153 2012-01-06 Torvald Riegel <triegel@redhat.com>
8155 PR rtl-optimization/51771
8156 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8157 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8159 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8161 PR tree-optimization/51315
8162 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8163 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8165 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8168 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8169 for shrp pattern. Correctly handle and fixup shift variable.
8170 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8172 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8175 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8176 note when !ACCUMULATE_OUTGOING_ARGS.
8178 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8180 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8182 (extract_range_from_unary_expr_1): Avoid useless computations.
8184 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8186 PR rtl-optimization/51767
8187 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8188 of jump_block and add an extra edge for degenerated asm gotos.
8191 * stmt.c (check_unique_operand_names): Don't ICE during error
8192 reporting if i is from labels chain.
8195 * profile.c (branch_prob): Split bbs that have exit edge
8196 and need a fake entry edge too.
8198 2012-01-05 Jan Hubicka <jh@suse.cz>
8201 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8204 2012-01-05 Richard Guenther <rguenther@suse.de>
8207 * tree-streamer-out.c (write_ts_optimization): New function.
8208 (streamer_write_tree_body): Call it.
8209 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8210 (streamer_read_tree_body): Call it.
8211 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8213 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8216 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8217 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8218 in_cleanup_point_expr before gimplify_stmt call and restore it
8220 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8221 in_cleanup_point_expr is false.
8223 2012-01-05 Richard Guenther <rguenther@suse.de>
8226 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8228 * toplev.c (process_options): Reject combining mudflap and LTO.
8229 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8231 2012-01-05 Richard Guenther <rguenther@suse.de>
8233 PR tree-optimization/51760
8234 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8236 (bit_value_unop): Handle UNDEFINED operands.
8237 (bit_value_binop): Likewise.
8239 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8241 * config/avr/avr.c (avr_replace_prefix): Remove.
8242 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8243 (avr_asm_function_rodata_section): Ditto.
8244 (avr_asm_select_section): Ditto.
8246 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8248 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8251 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8254 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8255 calls that have any non-fake successor edges.
8258 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8260 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8262 PR tree-optimization/51624
8263 * tree-sra.c (build_ref_for_model): When replicating a chain of
8264 COMPONENT_REFs, stop as soon as the offset would become negative.
8266 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8269 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8270 in .debug_loc on the floor.
8272 2012-01-04 Andrew Pinski <apinski@cavium.com>
8274 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8276 2012-01-04 Andrew Pinski <apinski@cavium.com>
8277 Adam Nemet <anemet@caviumnetworks.com>
8279 * config/mips/mips.md (size): Add SI and DI.
8280 (SIZE): New mode attribute.
8281 (U): New code attribute.
8282 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8283 (mips_lbux_<mode>): Delete.
8284 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8285 (mips_lhx): Use gen_mips_lhx_extsi.
8286 (mips_lhx_<mode>): Delete.
8288 (mips_l<size>x): New expand.
8289 (mips_lwx_<mode>): Delete.
8290 (mips_l<GPR:size>x_<P:mode>): New pattern.
8291 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8292 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8293 * config/mips/mips.c (mips_lx_address_p): New function.
8294 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8295 (dsp64): New availability predicate.
8296 (mips_builtins): Add an entry for __builtin_mips_ldx.
8297 * config/mips/mips.h (ISA_HAS_LBX): New define.
8298 (ISA_HAS_LBUX): Likewise.
8299 (ISA_HAS_LHX): Likewise.
8300 (ISA_HAS_LHUX): Likewise.
8301 (ISA_HAS_LWX): Likewise.
8302 (ISA_HAS_LWUX): Likewise.
8303 (ISA_HAS_LDX): Likewise.
8304 * doc/extend.texi (__builtin_mips_ldx): Document.
8306 2012-01-04 Tristan Gingold <gingold@adacore.com>
8308 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8309 when long pointers are used.
8310 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8311 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8312 (ia64-hp-*vms*): Remove.
8313 * config/vms/xm-vms64.h: Delete.
8315 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8318 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8320 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8322 * opts.c (finish_options): Remove duplicate sorry.
8324 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8327 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8330 2012-01-04 Richard Guenther <rguenther@suse.de>
8333 * tree.c (size_low_cst): New function.
8334 * tree.h (size_low_cst): Declare.
8335 * fold-const.c (fold_comparison): Use it to extract the low
8336 part of the POINTER_PLUS_EXPR offset.
8338 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8340 Fix clearing ZERO_REG
8341 * config/avr/avr.md (cc): Add alternative "ldi".
8342 (movqi_insn): Use it in cc attribute.
8343 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8344 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8345 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8347 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8349 * configure: Regenerate.
8351 2012-01-04 Richard Guenther <rguenther@suse.de>
8353 PR tree-optimization/49651
8354 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8355 (var_can_have_subvars): Use it.
8356 (get_constraint_for_1): Only consider subfields if there can be any.
8358 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8361 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8362 to its new canonical_cselib_val and the cselib_val was in
8363 first_containing_mem chain, but the canonical_cselib_val was not,
8364 add the latter into the chain.
8365 (cselib_invalidate_mem): Compare canonical_cselib_val of
8366 addr_list chain elt with v.
8369 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8370 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8372 (output_macinfo_op): Don't ggc_strdup fd->filename.
8373 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8374 then ggc_strdup it. Don't free inc->info or cur->info.
8375 (output_macinfo): Don't free ref->info or file->info.
8377 2012-01-03 Ira Rosen <irar@il.ibm.com>
8379 PR tree-optimization/51269
8380 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8381 first_niters a pointer.
8382 (slpeel_tree_peel_loop_to_edge): Likewise.
8383 (vect_do_peeling_for_loop_bound): Update call to
8384 slpeel_tree_peel_loop_to_edge.
8385 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8386 here. Remove it from the parameters list.
8387 (vect_do_peeling_for_alignment): Update calls and compute
8390 2012-01-03 Richard Guenther <rguenther@suse.de>
8392 PR tree-optimization/51070
8393 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8394 Properly handle calls.
8396 2012-01-03 Richard Guenther <rguenther@suse.de>
8398 PR tree-optimization/51692
8399 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8400 the LHS of allocation stmts.
8402 2012-01-03 Olivier Hainque <hainque@adacore.com>
8404 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8406 2012-01-03 Olivier Hainque <hainque@adacore.com>
8408 * collect2.c (main): In AIX specific computations for vector
8409 insertions, use CONST_CAST2 to cast from char ** to const char **.
8411 2012-01-03 Richard Guenther <rguenther@suse.de>
8414 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8415 the context of a limbo DIE when it does not already exist.
8417 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8419 PR tree-optimization/51719
8420 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8421 but direct call is, clear direct call's lhs and don't add fallthrough
8422 edge from dcall_bb to join_bb and PHIs.
8424 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8426 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8427 the instructions emitted by the pattern.
8428 ("*TDC_insn_<mode>"): Add comment.
8430 2012-01-03 Richard Guenther <rguenther@suse.de>
8433 * fold-const.c (fold_comparison): Properly canonicalize
8434 tree offset and HOST_WIDE_INT bit position.
8436 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8438 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8439 operands for extzv pattern.
8441 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8444 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8447 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8449 * doc/invoke.texi (-flto and related options): Copy-edit.
8451 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8453 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8455 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8457 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8460 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8462 * expr.h (move_by_pieces_ninsns): Declare.
8463 * expr.c (move_by_pieces_ninsns): Make external.
8464 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8465 (mips_store_by_pieces_p): Likewise.
8466 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8467 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8468 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8469 (mips_store_by_pieces_p): Likewise.
8471 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8473 * passes.c (register_one_dump_file): Free full_name.
8475 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8476 (calculate_elim_costs_all_insns): Free offsets_at and
8477 offsets_known_at at the end and clear the pointers.
8479 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8481 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8482 this option introduced in r180739.
8484 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8487 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8488 (tmake_file target=avr): Add avr/t-multilib.
8490 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8491 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8492 * config/avr/genmultilib.awk: New file.
8493 * config/avr/t-multilib: New auto-generated file.
8494 * config/avr/multilib.h: New auto-generated file.
8495 * config/avr/t-avr (AVR_MCUS): New variable.
8496 (genopt.sh): Use it.
8497 (s-mlib): Depend on t-multilib.
8498 (t-multilib, multilib.h): New dependencies.
8499 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8500 (MULTILIB_OPTIONS): Remove.
8501 (MULTILIB_MATCHES): Remove.
8502 (MULTILIB_DIRNAMES): Remove.
8503 (MULTILIB_EXCEPTIONS): Remove:
8504 * config/avr/genopt.sh: Don't use hard coded file name;
8505 pass AVR_MCUS from t-avr instead.
8507 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8509 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8511 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8513 Implement light-weight DImode support.
8514 * config/avr/avr-dimode.md: New file.
8515 * config/avr/avr.md: Include it.
8516 (adjust_len): Add plus64, compare64.
8517 (HIDI): Remove code iterator.
8518 (code_stdname): New code attribute.
8519 (rotx, rotsmode): Remove DI.
8520 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8522 * config/avr/avr-protos.h (avr_have_dimode): New.
8523 (avr_out_plus64, avr_out_compare64): New.
8524 * config/avr/avr.c (avr_out_compare): Handle DImode.
8525 (avr_have_dimode): New variable definition and initialization.
8526 (avr_out_compare64, avr_out_plus64): New functions.
8527 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8528 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8529 (avr_compare_pattern): Skip DImode comparisons.
8531 2012-01-02 Revital Eres <revital.eres@linaro.org>
8533 * ddg.c (def_has_ccmode_p): New function.
8534 (add_cross_iteration_register_deps,
8535 create_ddg_dep_from_intra_loop_link): Call it.
8537 2012-01-02 Richard Guenther <rguenther@suse.de>
8540 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8542 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8544 * gcc.c (process_command): Update copyright notice dates.
8545 * gcov.c (print_version): Likewise.
8546 * gcov-dump.c (print_version): Likewise.
8547 * mips-tfile.c (main): Likewise.
8548 * mips-tdump.c (main): Likewise.
8550 2012-01-01 Ira Rosen <irar@il.ibm.com>
8552 PR tree-optimization/51704
8553 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8554 a use is inside the basic block or loop before accessing its vect info.
8556 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8558 PR rtl-optimization/51069
8559 * cfgloopmanip.c (remove_path): Removing path making irreducible
8560 region unconditional makes BB part of the region.
8562 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8564 PR tree-optimization/51683
8565 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8566 calls with side-effects.
8567 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8569 Copyright (C) 2012 Free Software Foundation, Inc.
8571 Copying and distribution of this file, with or without modification,
8572 are permitted in any medium without royalty provided the copyright
8573 notice and this notice are preserved.