1 2014-02-21 Uros Bizjak <ubizjak@gmail.com>
4 2014-02-21 Jakub Jelinek <jakub@redhat.com>
6 * config/i386/i386.c (ix86_expand_vec_perm): Use V8SImode
7 mode for mask of V8SFmode permutation.
9 Backport from 4.8 branch
10 2014-02-20 Jakub Jelinek <jakub@redhat.com>
13 * config/i386/i386.c (expand_vec_perm_interleave2): Don't call
14 gen_reg_rtx if d->testing_p.
15 (expand_vec_perm_pshufb2, expand_vec_perm_even_odd_1,
16 expand_vec_perm_broadcast_1): Return early if d->testing_p and
17 we will certainly return true.
19 2014-02-20 Terry Guo <terry.guo@arm.com>
21 Backport from mainline
22 2014-02-08 Terry Guo <terry.guo@arm.com>
24 * doc/invoke.texi: Document ARM -march=armv7e-m.
26 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
28 Backport from mainline
29 2014-02-19 H.J. Lu <hongjiu.lu@intel.com>
32 * config/i386/i386.c (construct_container): Remove TFmode check
33 for X86_64_INTEGER_CLASS.
35 2014-02-18 Kai Tietz <ktietz@redhat.com>
37 Backport from mainline
39 * config/i386/i386.c (ix86_expand_prologue): Use
40 rax register as displacement for restoring %r10, %rax.
41 Additional fix wrong offset for restoring both-registers.
43 2014-02-18 Eric Botcazou <ebotcazou@adacore.com>
45 * ipa-prop.c (compute_complex_ancestor_jump_func): Replace overzealous
46 assertion with conditional return.
48 2014-02-18 Jakub Jelinek <jakub@redhat.com>
49 Uros Bizjak <ubizjak@gmail.com>
52 * config/i386/driver-i386.c (host_detect_local_cpu): If
53 YMM state is not saved by the OS, also clear has_f16c. Move
54 CPUID 0x80000001 handling before YMM state saving checking.
56 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
58 Backport from mainline
59 2014-02-13 Uros Bizjak <ubizjak@gmail.com>
61 * config/i386/sse.md (xop_vmfrcz<mode>2): Generate const0 in
62 operands[2], not operands[3].
64 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
66 Backport from mainline
67 2014-02-12 H.J. Lu <hongjiu.lu@intel.com>
68 Uros Bizjak <ubizjak@gmail.com>
71 * configure.ac (HAVE_AS_GOTOFF_IN_DATA): Pass --32 to GNU assembler.
73 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
75 * doc/invoke.texi: Fix thinko introduced by previous revision.
77 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
79 Backport from mainline.
80 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
83 * doc/invoke.texi (-march): Clarify documentation for ARM.
87 2014-02-04 Uros Bizjak <ubizjak@gmail.com>
89 Backport from mainline
90 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/i386.c (classify_argument): Fix handling of bit_offset
94 when calculating size of integer atomic types.
96 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
98 Backport from mainline
99 2014-01-30 Jakub Jelinek <jakub@redhat.com>
101 * config/i386/f16cintrin.h (_cvtsh_ss): Avoid -Wnarrowing warning.
103 2014-01-31 Richard Henderson <rth@redhat.com>
106 * tree-eh.c (lower_try_finally_switch): Delay lowering finally block
107 until after else_eh is processed.
109 2014-01-29 Markus Trippelsdorf <markus@trippelsdorf.de>
111 Backport from mainline
112 2012-12-13 Jakub Jelinek <jakub@redhat.com>
114 PR gcov-profile/55650
115 * coverage.c (coverage_obj_init): Return false if no functions
118 2014-01-25 Walter Lee <walt@tilera.com>
120 Backport from mainline
121 2014-01-25 Walter Lee <walt@tilera.com>
123 * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
124 avoid clobbering a live register.
126 2014-01-25 Walter Lee <walt@tilera.com>
128 Backport from mainline
129 2014-01-25 Walter Lee <walt@tilera.com>
131 * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
132 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
133 * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
134 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.
136 2014-01-25 Walter Lee <walt@tilera.com>
138 Backport from mainline
139 2014-01-25 Walter Lee <walt@tilera.com>
141 * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
142 insns before bundling.
143 * config/tilegx/tilegx.md (tile_network_barrier): Update comment.
145 2014-01-25 Walter Lee <walt@tilera.com>
147 Backport from mainline
148 2014-01-25 Walter Lee <walt@tilera.com>
150 * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
151 PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
152 * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.
154 2014-01-25 Walter Lee <walt@tilera.com>
156 Backport from mainline
157 2014-01-25 Walter Lee <walt@tilera.com>
159 * config/tilepro/tilepro.md (ctzdi2): Use register_operand predicate.
163 2014-01-25 Walter Lee <walt@tilera.com>
165 Backport from mainline
166 2014-01-25 Walter Lee <walt@tilera.com>
168 * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
169 (TARGET_EXPAND_TO_RTL_HOOK): Define.
171 2014-01-22 Uros Bizjak <ubizjak@gmail.com>
172 Jakub Jelinek <jakub@redhat.com>
175 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
176 for SImode_address_operand operands. Return false
177 if operands[1] is a REG.
179 2014-01-21 Andrey Belevantsev <abel@ispras.ru>
181 Backport from mainline
182 2013-12-23 Andrey Belevantsev <abel@ispras.ru>
184 PR rtl-optimization/57422
185 * sel-sched.c (mark_unavailable_hard_regs): Fix typo when calling
188 2014-01-19 John David Anglin <danglin@gcc.gnu.org>
190 * config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
191 long non-pic millicode calls.
193 2014-01-17 John David Anglin <danglin@gcc.gnu.org>
195 * config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
196 call to $$dyncall when TARGET_LONG_CALLS is true.
198 2014-01-17 Charles Baylis <charles.baylis@linaro.org>
200 Backport from mainline
201 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
204 * config/arm/arm-ldmstm.ml: Use low_register_operand for Thumb
206 * config/arm/ldmstm.md: Regenerate.
208 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
211 * config/arm/predicates.md (arm_hard_general_register_operand):
213 (arm_hard_register_operand): Remove.
214 * config/arm/arm-ldmstm.ml: Use arm_hard_general_register_operand
216 * config/arm/ldmstm.md: Regenerate.
218 2014-01-16 Jakub Jelinek <jakub@redhat.com>
221 * config/i386/i386.c (ix86_expand_builtin): If target doesn't
222 satisfy operand 0 predicate for gathers, use a new pseudo as
225 2014-01-16 Richard Henderson <rth@redhat.com>
228 * reginfo.c (global_regs_decl): Globalize.
229 * rtl.h (global_regs_decl): Declare.
230 * ira.c (do_reload): Diagnose frame_pointer_needed and it
231 reserved via global_regs.
233 2014-01-16 Marek Polacek <polacek@redhat.com>
235 Backport from mainline
236 2014-01-16 Marek Polacek <polacek@redhat.com>
239 * gimple-low.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
240 it is error_mark_node.
242 2014-01-14 Uros Bizjak <ubizjak@gmail.com>
245 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
247 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
248 from prefetch_block tune setting.
250 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
252 PR rtl-optimization/54300
253 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
254 outputs in a single-set are killed from the value chains.
256 2014-01-10 Huacai Chen <chenhc@lemote.com>
258 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
259 kernel strings for Loongson-2E/2F/3A.
261 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
263 Backport from mainline
264 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
266 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
267 from prefetch_block tune setting.
268 (nocona_cost): Correct size of prefetch block to 64.
270 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
272 * doc/invoke.texi (output file options): Add missing markers.
274 2013-12-11 Kai Tietz <ktietz@redhat.com>
277 * config/i386/i386.c (ix86_expand_prologue): plus_constant
278 takes no mode-argument.
280 2013-12-10 Kai Tietz <ktietz@redhat.com>
283 * config/i386/i386.c (ix86_expand_prologue): Address saved
284 registers stack-relative, not via frame-pointer.
286 2013-12-03 Marek Polacek <polacek@redhat.com>
288 Backport from mainline
289 2013-12-03 Marek Polacek <polacek@redhat.com>
292 * c-decl.c (build_compound_literal): Allow compound literals with
295 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
297 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
300 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
302 Backport from mainline
303 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
306 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
307 Declare as MULTI_ARG_1_SF instruction.
308 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
309 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
310 from *xop_vmfrcz_<mode>.
311 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
312 to merge scalar result with __A.
313 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
316 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
318 Backport from mainline
319 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
321 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
322 ix86_address_subreg_operand. Move subreg checks to
323 ix86_validate_address_register. Move address override check to
324 ix86_legitimate_address_p.
325 (ix86_validate_address_register): New function.
326 (ix86_legitimate_address_p): Call ix86_validate_address_register
327 to validate base and index registers. Add address override check
328 from ix86_decompose_address.
329 (ix86_decompose_address): Remove.
331 Backport from mainline
332 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/i386.c (ix86_address_subreg_operand): Do not
336 reject non-integer subregs.
337 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
338 Move check for invalid x32 constant addresses ...
339 (ix86_legitimate_address_p): ... here.
341 Bacport from mainline
342 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
344 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
345 addresses only when %reg is not in word mode.
347 2013-11-10 Karlson2k <k2k@narod.ru>
348 Kai Tietz <ktietz@redhat.com>
352 * configure.ac: Adding for exported symbols check
353 and for rdynamic-check executable-extension.
354 * configure: Regenerated.
356 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
359 * config/i386/i386.md (push peepholer/splitter): Use Pmode
360 with stack_pointer_rtx.
362 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
364 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
366 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
368 Backport from mainline
369 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
372 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
373 Remove CCCmode handling.
374 <case LTU>: Return 'c' suffix for CCCmode.
375 <case GEU>: Return 'nc' suffix for CCCmode.
376 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
377 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
378 (*sub<mode>3_cc_overflow): Ditto.
379 (*subsi3_zext_cc_overflow): Ditto.
381 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
383 Backport from mainline
384 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
387 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
388 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
389 and SI_REG for 64bit SYSV ABI targets.
391 2013-10-25 Richard Henderson <rth@twiddle.net>
394 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
395 instead of create_convert_operand_to.
396 (maybe_emit_sync_lock_test_and_set): Likewise.
397 (expand_atomic_compare_and_swap): Likewise.
398 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
400 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
402 PR rtl-optimization/58831
403 * alias.c (init_alias_analysis): At the beginning of each iteration,
404 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
406 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
408 * recog.c (search_ofs): New static variable moved from...
409 (peep2_find_free_register): ...here.
410 (peephole2_optimize): Initialize it.
412 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
414 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
416 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
418 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
419 assignment statements.
421 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
423 * config/pa/pa.md: In "scc" insn patterns, change output template to
424 handle const0_rtx in reg_or_0_operand operands.
426 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
427 Paolo Carlini <paolo.carlini@oracle.com>
430 * doc/implement-cxx.texi: Fix references to the C++ standards.
432 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
435 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
438 2013-09-12 Terry Guo <terry.guo@arm.com>
440 Backport from mainline
441 2012-09-17 Richard Guenther <rguenther@suse.de>
444 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
445 FIXED_VALUE_TYPE instead of struct fixed_value.
447 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
450 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
451 support conditional execution.
452 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
454 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
456 Backport from mainline
457 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
459 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
460 "cmp" RTX before signed_comparison_operator check to account
463 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
465 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
467 2013-09-01 Iain Sandoe <iain@codesourcery.com>
470 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
472 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
473 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
474 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
476 * doc/tm.texi: Regenerate.
477 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
479 * config/darwin-c.c: Include target.h.
480 (darwin_objc_declare_unresolved_class_reference): New function.
481 (darwin_objc_declare_class_definition): New function.
482 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
483 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
485 2013-09-01 Iain Sandoe <iain@codesourcery.com>
487 Backport from mainline:
488 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
490 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
491 it is not needed after split.
493 2013-07-20 Iain Sandoe <iain@codesourcery.com>
496 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
497 second label for nonlocal goto receivers. Don't output pic base labels
498 unless we're producing PIC; mark that action unreachable().
499 (ix86_save_reg): If the function contains a nonlocal label, save the
501 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
502 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
503 (update_pic_label_number_if_needed): New.
504 (machopic_output_function_base_name): Adjust for nonlocal receiver
506 (machopic_should_output_picbase_label): New.
507 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
508 (nonlocal_goto_receiver): New insn and split.
510 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
512 Backport from mainline
513 2013-08-27 Christian Widmer <shadow@umbrox.de>
516 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
517 of Ivy Bridge processors.
519 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
522 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
523 suggested mode for the assignment isn't compatible with the
526 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
528 Backport from mainline
529 2013-08-12 Perez Read <netfirewall@gmail.com>
532 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
533 operand 0 for intel asm alternative.
534 (*movabs<mode>_2): Ditto for operand 1.
536 2013-08-13 Marek Polacek <polacek@redhat.com>
539 2013-0813 Marek Polacek <polacek@redhat.com>
540 Jakub Jelinek <jakub@redhat.com>
542 PR tree-optimization/57980
543 * tree-tailcall.c (process_assignment): Return false
544 when not dealing with integers or floats.
546 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
548 Backport from mainline
549 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
551 * collect2-aix.h: Define F_LOADONLY.
553 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
555 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
556 the implied StoreLoad barrier for atomic operations if before.
558 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
560 Backport from 2013-07-11 trunk r200901.
563 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
564 name seen by assembler/linker if available.
566 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
568 Backport from 2013-07-10 trunk r200872.
571 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
574 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
576 Backport from mainline
577 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
579 * config/i386/sse.md (sse_movlhps): Change alternative 3
582 2013-07-09 Joseph Myers <joseph@codesourcery.com>
584 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
585 adjust register size for TDmode and TFmode for VSX registers.
587 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
589 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
591 2013-07-08 Jakub Jelinek <jakub@redhat.com>
593 PR rtl-optimization/57829
594 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
595 mask bits outside of mode are just sign-extension from mode to HWI.
597 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
599 Backport from mainline
600 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
603 * config/i386/i386.c (construct_container): Report error if
604 long double is used with disabled x87 float returns.
606 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
608 Backport from mainline
609 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
612 * collect2.c (collect_atexit): New.
613 (collect_exit): Delete.
614 (main): Register collect_atexit with atexit.
615 (collect_wait): Change collect_exit to exit.
617 * collect2.h (collect_exit): Delete.
618 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
620 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
622 Backport from mainline
623 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
625 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
626 cmp_code to construct REG_EQUAL note.
628 Backport from mainline
629 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
631 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
632 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
634 Backport from mainline
635 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
638 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
639 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
640 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
642 2013-06-09 Jakub Jelinek <jakub@redhat.com>
645 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
646 that operands[2] doesn't overlap with operands[0].
648 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
651 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
652 for non-sse2 targets. Simplify mode attribute calculation.
654 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
656 Backport from mainline
657 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
659 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
660 cache parameters using detect_caches_amd also for CYRIX,
661 NSC and TM2 signatures.
663 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
664 Dzianis Kahanovich <mahatma@eu.by>
668 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
669 VIA/Centaur processors and determine their cache parameters
670 using detect_caches_amd.
672 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/i386.c (ix86_option_override_internal): Add
675 PTA_POPCNT to corei7 entry.
677 2013-05-14 Richard Biener <rguenther@suse.de>
679 PR gcov-profile/57269
680 Backport from mainline
681 2012-06-30 Nathan Sidwell <nathan@acm.org>
683 * coverage.c (coverage_init): Read counts file before writing
686 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
689 Backport from mainline
690 2013-01-22 Jakub Jelinek <jakub@redhat.com>
693 * config/i386/i386.md (UNSPEC_STOS): New.
694 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
695 *strsetqi_1): Add UNSPEC_STOS.
697 2013-05-10 Joey Ye <joey.ye@arm.com>
699 Backport from mainline
700 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
703 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
705 (thumb1_extendhisi2): Reduce Thumb pool range.
706 (arm_movdi): Likewise.
707 (thumb1_movdi_insn): Likewise.
708 (thumb1_movsi_insn): Likewise.
709 (pic_load_addr_unified): Likewise.
710 (pic_load_addr_32bit): Likewise.
711 (pic_load_addr_thumb1): Likewise.
712 (thumb1_movhf): Likewise.
713 (arm_movsf_soft_insn): Likewise.
714 (thumb1_movsf_soft_insn): Likewise.
715 (movdf_soft_insn): Likewise.
716 (thumb1_movdf_soft_insn): Likewise.
717 * config/arm/neon.md (*neon_mov<mode>): Likewise.
718 (*neon_mov<mode>): Likwise.
719 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
720 (*thumb2_movhi_insn): Likewise.
721 (*thumb2_extendqisi_v6): Likewise.
722 (*thumb2_zero_extendqisi_v6): Likewise.
723 (*thumb2_zero_extendqisi2_v6): Likewise.
724 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
725 (*movdi_vfp): Likewise.
726 (*movdi_vfp_cortexa8): Likewise.
727 (*thumb2_movsf_vfp): Likewise.
728 (*thumb2_movdf_vfp): Likewise.
730 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
732 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
733 Add mthumb/march=armv7-a multilib.
734 Add mthumb/march=armv7-r multilib.
735 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
737 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
740 * config/v850/t-rtems: Add more multilibs.
742 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
745 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
748 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
749 to save TFmode registers and DImode to save TImode registers for
750 caller save operations.
751 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
752 mark being partially clobbered since they only use the first
755 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
756 and TDmode only use the upper 64-bits of each VSX register.
758 2013-05-03 Marek Polacek <polacek@redhat.com>
760 Backport from mainline
761 2013-04-25 Marek Polacek <polacek@redhat.com>
763 PR tree-optimization/57066
764 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
766 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
768 Backport from mainline
769 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
772 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
774 (*zero_extendsidi2): Ditto.
776 Backport from mainline
777 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
780 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
782 2013-04-29 Christian Bruel <christian.bruel@st.com>
785 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
787 2013-04-27 Jakub Jelinek <jakub@redhat.com>
790 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
791 the immediate rotate count.
793 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
795 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
797 2013-04-19 Matthias Klose <doko@ubuntu.com>
801 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
803 Backport from mainline
804 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
805 Alexander Monakov <amonakov@ispras.ru>
808 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
809 flush pending lists also on non-jumps. Adjust comment.
812 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
814 * sched-deps.c (add_dependence_list_and_free): Simplify.
815 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
816 lists when add_dependence_list_and_free doesn't free them.
818 2013-04-19 Marek Polacek <polacek@redhat.com>
820 Backport from mainline
821 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
822 Jakub Jelinek <jakub@redhat.com>
824 PR tree-optimization/48189
825 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
826 If nitercst is 0, don't predict the exit edge.
828 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
830 Backport from mainline
831 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
832 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
834 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
837 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
839 * doc/tm.texi: Update.
840 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
841 * target.def (force_at_comp_dir): New hook.
842 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
843 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
845 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
848 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
849 (S_MODES): Set H_MODE bit.
850 (SF_MODES): Set only S_MODE and SF_MODE bits.
851 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
852 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
853 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
854 <MODE_FLOAT>: Likewise.
856 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
858 Backport from mainline:
859 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
862 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
863 nuses, make sure we have a label.
865 2013-04-11 Richard Biener <rguenther@suse.de>
867 * BASE-VER: Set to 4.7.4.
868 * DEV-PHASE: Set to prerelease.
870 2013-04-11 Release Manager
872 * GCC 4.7.3 released.
874 2013-04-10 David S. Miller <davem@davemloft.net>
876 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
879 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
883 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
885 Backport from mainline
886 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
887 Alexander Monakov <amonakov@ispras.ru>
890 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
891 flush pending lists also on non-jumps. Adjust comment.
893 2013-04-03 Richard Biener <rguenther@suse.de>
895 PR tree-optimization/56501
896 * tree-switch-conversion.c (check_process_case): Properly
897 handle !single_succ_p case.
899 2013-04-03 Jakub Jelinek <jakub@redhat.com>
901 Backported from mainline
902 2013-03-06 Jakub Jelinek <jakub@redhat.com>
904 PR tree-optimization/56539
905 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
906 instead of GSI_CONTINUE_LINKING as last argument to
907 force_gimple_operand_gsi. Adjust function comment.
909 2013-03-05 Jakub Jelinek <jakub@redhat.com>
912 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
913 (avoid_complex_debug_insns): New function.
914 (expand_debug_locations): Call it.
916 2013-04-02 Wei Mi <wmi@google.com>
918 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
919 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
920 *<rotate_insn><mode>3_mask in i386.md.
922 2013-04-02 Richard Biener <rguenther@suse.de>
925 Backport from mainline
926 2012-05-16 Richard Guenther <rguenther@suse.de>
928 * tree-inline.c (declare_return_variable): Properly handle
929 DECL_BY_REFERENCE return vars in SSA form.
931 2013-04-01 Wei Mi <wmi@google.com>
933 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
934 Truncate operand 2 using %b asm operand modifier.
935 (*<shift_insn><mode>3_mask): Ditto.
936 (*<rotate_insn><mode>3_mask): Ditto.
938 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
940 * config/i386/i386.md (*movsf_internal): Change type of
941 alternatives 3,4 to imov.
943 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
945 Backport from mainline
946 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
949 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
950 when the may_trap_p bit of the exprs being merged differs.
951 Reorder tests for speculativeness in the logical and operator.
953 Backport from mainline
954 2013-03-05 Jakub Jelinek <jakub@redhat.com>
957 * sel-sched-ir.c (free_sched_pools): Release
958 succs_info_pool.stack[succs_info_pool.max_top] vectors too
959 if succs_info_pool.max_top isn't -1.
961 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
963 Backport from mainline
964 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
967 * sel-sched.c: Include ira.h.
968 (implicit_clobber_conflict_p): New function.
969 (moveup_expr): Use it.
970 * Makefile.in (sel-sched.o): Depend on ira.h.
972 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
974 Backport from mainline
975 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
976 Alexander Monakov <amonakov@ispras.ru>
979 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
980 flush pending lists also on non-jumps. Adjust comment.
982 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
984 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
985 * doc/extend.texi (Named Address Spaces): Ditto.
986 (Variable Attributes): Ditto.
988 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
990 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
991 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
994 2013-03-27 Walter Lee <walt@tilera.com>
996 Backport from mainline:
997 2013-03-27 Walter Lee <walt@tilera.com>
999 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
1000 double-decrement of next_scratch_regno.
1002 2013-03-27 Walter Lee <walt@tilera.com>
1004 Backport from mainline:
1005 2013-03-27 Walter Lee <walt@tilera.com>
1007 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
1009 (insn_v1mulus): Ditto.
1010 (insn_v2muls): Ditto.
1012 2013-03-27 Walter Lee <walt@tilera.com>
1014 Backport from mainline:
1015 2013-03-27 Walter Lee <walt@tilera.com>
1017 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
1019 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
1021 2013-03-27 Walter Lee <walt@tilera.com>
1023 Backport from mainline:
1024 2013-03-27 Walter Lee <walt@tilera.com>
1026 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
1028 (*sibcall_value): Ditto.
1030 2013-03-27 Walter Lee <walt@tilera.com>
1032 Backport from mainline:
1033 2013-03-27 Walter Lee <walt@tilera.com>
1035 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
1036 (insn_mnz_v8qi): ... this ...
1037 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
1039 (insn_v<n>mnz): Replaced by ...
1040 (insn_v1mnz): ... this ...
1041 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
1043 (insn_mz_<mode>): Replaced by ...
1044 (insn_mz_v8qi): ... this ...
1045 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
1047 (insn_v<n>mz): Replaced by ...
1048 (insn_v1mz): ... this ...
1049 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
1052 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
1054 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
1056 2013-03-26 Richard Biener <rguenther@suse.de>
1058 Backport from mainline:
1059 2013-03-13 Richard Biener <rguenther@suse.de>
1061 PR tree-optimization/56608
1062 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
1063 calls when vectorizing basic-blocks.
1065 2013-03-05 Richard Biener <rguenther@suse.de>
1067 PR tree-optimization/56270
1068 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
1069 of loads after scheduling an SLP instance.
1071 2013-03-26 Walter Lee <walt@tilera.com>
1073 Backport from mainline:
1074 2013-03-26 Walter Lee <walt@tilera.com>
1076 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
1077 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
1079 2013-03-26 Walter Lee <walt@tilera.com>
1081 Backport from mainline:
1082 2013-03-25 Walter Lee <walt@tilera.com>
1084 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
1085 TILEGX_INSN_SHUFFLEBYTES1.
1086 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
1088 (tilegx_builtins): Ditto.
1089 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
1091 2013-03-26 Walter Lee <walt@tilera.com>
1093 Backport from mainline:
1094 2013-03-25 Walter Lee <walt@tilera.com>
1096 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
1097 tests for constraint J, K, N, P.
1099 2013-03-26 Walter Lee <walt@tilera.com>
1101 Backport from mainline:
1102 2013-03-25 Walter Lee <walt@tilera.com>
1104 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
1105 Use indirect/pcrel encoding.
1106 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
1109 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1111 Backport from mainline:
1112 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
1113 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1116 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1117 (musermode): Convert to Var(TARGET_USERMODE).
1118 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1119 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1120 * config/sh/sh.c (sh_option_override): Use
1121 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1122 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1124 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1126 (udivsi3_i4_single, divsi3_i4_single): Use
1127 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1128 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1129 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1130 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1131 (SUBTARGET_OVERRIDE_OPTIONS): New.
1133 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1135 Backport from mainline:
1136 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1138 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1139 to m2a-single instead of m2e.
1141 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1144 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
1147 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1150 * config/i386/i386.c (init_cumulative_args): Also set
1151 cum->callee_return_avx256_p.
1152 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
1153 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
1155 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
1156 callee_return_avx256_p.
1158 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1160 Backport from mainline:
1161 2012-12-04 Ian Lance Taylor <iant@google.com>
1163 * godump.c (find_dummy_types): Output a dummy type if we couldn't
1164 output the real type.
1166 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
1169 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
1170 (PLUS_EXPR): Likewise.
1171 * doc/cppopts.texi (--help): Likewise.
1172 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
1173 (-fdump-rtl-cprop_hardreg): Likewise.
1174 (-fdump-rtl-csa): Likewise.
1175 (-fdump-rtl-dce): Likewise.
1176 (-fdump-rtl-dbr): Likewise.
1177 (-fdump-rtl-into_cfglayout): Likewise.
1178 (-fdump-rtl-outof_cfglayout): Likewise.
1180 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
1183 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
1184 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1187 2013-03-14 Seth LaForge <sethml@google.com>
1190 Backport from mainline
1191 2012-10-22 Julian Brown <julian@codesourcery.com>
1193 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1194 VFP D registers in big-endian mode.
1196 2013-03-08 Joey Ye <joey.ye@arm.com>
1198 Backport from mainline
1199 2013-03-06 Joey Ye <joey.ye@arm.com>
1202 * gcc.c (convert_white_space): New function.
1203 (main): Handles white space in function name.
1205 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1207 Backport from mainline
1208 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1211 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
1212 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
1213 to SH_DIV_CALL_TABLE for TARGET_SH2.
1214 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
1216 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
1217 mdiv= call-div1, call-fp, call-table options.
1219 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
1221 * config.gcc (arm*-*-rtemself*): New.
1222 (arm*-*-rtems*): Removed.
1223 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1224 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1226 2013-03-01 Richard Biener <rguenther@suse.de>
1228 Backport from mainline
1229 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
1231 PR tree-optimization/55481
1232 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
1233 back to general rewriting if we cannot leave an original biv
1236 2013-03-01 Richard Biener <rguenther@suse.de>
1238 Backport from mainline
1239 2012-04-10 Richard Guenther <rguenther@suse.de>
1242 * gimple-low.c (gimple_check_call_args): Properly account for
1243 compatible aggregate types.
1245 2013-02-26 Nick Clifton <nickc@redhat.com>
1248 Import this patch from the mainline:
1250 2012-08-17 Nick Clifton <nickc@redhat.com>
1252 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1253 (branch_true): Likewise.
1254 (branch_false): Likewise.
1256 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1258 PR tree-optimization/56443
1259 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1260 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1261 to type_for_mode langhook.
1263 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1266 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1269 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1271 Backported from mainline
1272 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1274 PR tree-optimization/56350
1275 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1276 if haven't found reduction or nested cycle operand, rather than
1277 asserting we must find it.
1279 PR tree-optimization/56381
1280 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1283 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1285 PR tree-optimization/56250
1286 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1287 if type is unsigned and code isn't MULT_EXPR.
1289 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1292 * omp-low.c (use_pointer_for_field): Return false if
1293 lower_send_shared_vars doesn't generate any copy-out code.
1295 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1297 PR tree-optimization/55110
1298 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1299 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1301 2013-02-18 Richard Biener <rguenther@suse.de>
1304 2013-02-04 Richard Biener <rguenther@suse.de>
1306 Backport from mainline
1307 2012-07-04 Richard Guenther <rguenther@suse.de>
1309 PR tree-optimization/53844
1310 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1311 the loop virtual PHI.
1313 2013-02-13 David S. Miller <davem@davemloft.net>
1315 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1317 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1319 Backport from mainline
1320 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1322 PR rtl-optimization/56275
1323 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1324 offset is non-negative and less than cmode size before
1325 calling simplify_subreg.
1327 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1329 Backport from mainline
1330 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1332 * config/i386/sse.md (FMAMODEM): New mode iterator.
1333 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1334 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1336 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1338 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1339 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1340 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1342 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1344 Backport from mainline
1345 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1348 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1349 If there is no implicit builtin declaration, just return NULL.
1351 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1352 Michael Meissner <meissner@linux.vnet.ibm.com>
1354 Backport from mainline
1355 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1356 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1358 2013-02-07 David S. Miller <davem@davemloft.net>
1360 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1362 * var-tracking.c (vt_add_function_parameter): Test the presence of
1363 HAVE_window_save properly and do not remap argument registers when
1364 we have a leaf function.
1366 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1368 Backport from mainline
1369 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1372 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1374 * config/i386/i386.c (ix86_print_operand): Ditto.
1376 2013-02-07 Alan Modra <amodra@gmail.com>
1379 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1380 static chain, set REST_INLINE_FPRS too.
1382 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1384 Backport from mainline
1385 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1387 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1388 * configure: Regenerate.
1390 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1392 Backport from mainline
1393 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1394 Andrew Dixie <andrewd@gentrack.com>
1396 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1399 2013-02-05 Richard Biener <rguenther@suse.de>
1401 Backport from mainline
1402 2012-12-10 Richard Biener <rguenther@suse.de>
1404 PR tree-optimization/55107
1405 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1406 (bitmap_set_replace_value): Add gcc_unreachable.
1407 (do_regular_insertion): Re-write all_same handling. Insert
1408 an assignment instead of a PHI in this case.
1409 (execute_pre): Do not record constified events.
1411 2013-02-05 Richard Biener <rguenther@suse.de>
1413 PR tree-optimization/54767
1414 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1415 backedges drop all symbolical range information.
1416 (execute_vrp): Compute backedges.
1418 2013-02-04 Richard Biener <rguenther@suse.de>
1420 Backport from mainline
1421 2012-01-11 Richard Guenther <rguenther@suse.de>
1423 PR tree-optimization/44061
1424 * tree-vrp.c (extract_range_basic): Compute zero as
1425 value-range for __builtin_constant_p of function parameters.
1427 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1430 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1432 2013-02-04 Richard Biener <rguenther@suse.de>
1434 Backport from mainline
1435 2012-07-04 Richard Guenther <rguenther@suse.de>
1437 PR tree-optimization/53844
1438 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1439 the loop virtual PHI.
1441 2012-12-13 Richard Biener <rguenther@suse.de>
1444 * tree-streamer.c (record_common_node): Check that we are not
1445 recursively pre-loading nodes we want to skip. Handle
1446 char_type_node appearing as part of va_list_type_node.
1448 2013-02-04 Richard Biener <rguenther@suse.de>
1451 * gimple.h (gimple_call_builtin_class_p): New function.
1452 * gimple.c (validate_call): New function.
1453 (gimple_call_builtin_class_p): Likewise.
1454 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1455 Use gimple_call_builtin_class_p.
1456 (find_func_clobbers): Likewise.
1457 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1458 (strlen_optimize_stmt): Likewise.
1460 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1462 Backported from mainline
1463 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1465 PR tree-optimization/56125
1466 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1467 pow(x,c) into sqrt(x) * powi(x, n/2) or
1468 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1469 optimizing for size.
1470 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1471 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1474 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1476 PR tree-optimization/56098
1477 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1478 for stmts with volatile ops.
1479 (cond_store_replacement): Don't optimize if assign has volatile ops.
1480 (cond_if_else_store_replacement_1): Don't optimize if either
1481 then_assign or else_assign have volatile ops.
1483 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1486 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1487 instead of cmpdi_operand for first comparison operand.
1488 Don't assert that comparison operands aren't both constants.
1490 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1492 PR tree-optimization/56051
1493 * fold-const.c (fold_binary_loc): Don't fold
1494 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1495 a narrowing conversion, or widening conversion from signed
1498 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1501 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1502 the case where writing real complex part of target modifies
1505 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1508 * function.c (thread_prologue_and_epilogue_insns): Always
1509 add crtl->drap_reg to set_up_by_prologue.set, even if
1510 stack_realign_drap is false.
1512 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1514 PR tree-optimization/55921
1515 * tree-complex.c (expand_complex_asm): New function.
1516 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1518 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1520 PR rtl-optimization/55838
1521 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1522 iv0.step, iv1.step and step.
1524 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1527 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1528 * gimple-low.c: Include langhooks.c.
1529 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1530 by default call lang_hooks.block_may_fallthru.
1531 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1533 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1534 (LANG_HOOKS_INITIALIZER): Use it.
1536 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1539 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1540 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1541 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1542 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1543 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1545 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1547 PR tree-optimization/55236
1548 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1549 and signed ARG0_TYPE, force low and high to be non-NULL.
1551 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1553 PR rtl-optimization/54127
1554 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1555 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1556 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1557 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1558 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1560 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1562 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1563 range isn't testing for zero.
1565 2013-01-29 Richard Biener <rguenther@suse.de>
1567 PR tree-optimization/56113
1568 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1570 (label_visit): Free duplicate bitmaps and record the leader instead.
1571 (perform_var_substitution): Adjust.
1573 2013-01-28 Serowk <serowk@yandex.ru>
1576 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1577 Fix mode checks to allow for the passing of constants in the
1579 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1580 Add entries in the switch statement for builtin iwmmxt vector
1581 shift and rotate builtins.
1583 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1585 Backport from mainline
1586 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1589 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1590 operand 0 in movabs insn template for -masm=intel asm alternative.
1591 (*movabs<mode>_2): Ditto for operand 1.
1593 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1595 Backport from mainline
1596 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1599 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1600 alternative to (o,r).
1601 (*movdi_internal_rex64): Remove (!o,n) alternative.
1602 (DImode immediate->memory splitter): Remove.
1603 (DImode immediate->memory peephole2): Remove.
1604 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1605 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1606 alternative to (!o,*r).
1607 (*movtf_internal_sse): New pattern.
1608 (*movxf_internal_rex64): New pattern.
1609 (*movxf_internal): Disable for TARGET_64BIT.
1610 (*movdf_internal_rex64): Remove (!o,F) alternative.
1612 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1614 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1615 involving stack registers slightly.
1617 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1619 * config/i386/constraints.md (Yf): New constraint.
1620 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1621 of f constraint to conditionaly disable x87 register preferences.
1622 (*movdf_internal): Ditto.
1623 (*movsf_internal): Ditto.
1625 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1627 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1628 (*movtf_internal_rex64): Add (!o,C) alternative
1629 (*movxf_internal_rex64): Ditto.
1630 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1632 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1634 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1636 2013-01-24 Martin Jambor <mjambor@suse.cz>
1638 Backport from mainline
1639 2013-01-04 Martin Jambor <mjambor@suse.cz>
1641 PR tree-optimization/55755
1642 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1643 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1645 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1647 Backport from mainline
1648 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1650 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1652 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1654 PR rtl-optimization/56023
1655 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1656 dependent on debug instruction.
1658 2013-01-21 Martin Jambor <mjambor@suse.cz>
1660 Backport from mainline
1661 2013-01-17 Martin Jambor <mjambor@suse.cz>
1663 PR tree-optimizations/55264
1664 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1665 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1666 for virtual functions.
1667 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1668 for virtual methods.
1669 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1670 virtual methods before inlining is over.
1672 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1674 Backport from mainline
1675 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1678 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1679 store through atomic_store<mode>_1.
1680 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1682 2013-01-16 Richard Biener <rguenther@suse.de>
1685 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1686 account for bitpos when computing alignment.
1688 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1690 Backport from 2013-01-14 trunk r195169.
1693 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1694 etc. to 1 and not to __flash.
1695 Use LL suffix for __INT24_MAX__ with -mint8.
1696 Use ULL suffix for __UINT24_MAX__ with -mint8.
1698 2013-01-14 Matthias Klose <doko@ubuntu.com>
1700 * doc/invoke.texi: Document -print-multiarch.
1701 * doc/install.texi: Document --enable-multiarch.
1702 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1703 * configure.ac: Add --enable-multiarch option.
1704 Substitute with_cpu, with_float.
1705 * configure: Regenerate.
1706 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1707 enable_multiarch, with_cpu, with_float: New macros.
1708 if_multiarch: New macro, define in terms of enable_multiarch.
1709 * genmultilib: Add new argument for the multiarch name.
1710 * gcc.c (multiarch_dir): Define.
1711 (for_each_path): Search for multiarch suffixes.
1712 (driver_handle_option): Handle multiarch option.
1713 (do_spec_1): Pass -imultiarch if defined.
1714 (main): Print multiarch.
1715 (set_multilib_dir): Separate multilib and multiarch names
1716 from multilib_select.
1717 (print_multilib_info): Ignore multiarch names in multilib_select.
1718 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1719 * cppdefault.h (default_include): Document multiarch in multilib
1721 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1722 include directory for multiarch directories.
1723 * common.opt: New options --print-multiarch and -imultilib.
1725 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1726 Include i386/t-linux.
1727 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1728 Include i386/t-kfreebsd.
1729 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1730 * config/i386/t-linux64: Add multiarch names in
1731 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1732 * config/i386/t-gnu: New file.
1733 * config/i386/t-kfreebsd: Likewise.
1734 * config/i386/t-linux: Likewise.
1736 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1737 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1738 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1739 for 32bit non-biarch configurations.
1741 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1742 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1745 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1747 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1749 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1750 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1751 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1753 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1754 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1755 Include rs6000/t-linux for 32bit non-biarch configurations.
1757 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1759 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1761 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1762 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1764 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1765 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1767 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1769 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1770 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1771 (vect_estimate_min_profitable_iter): Adjust to above fix.
1772 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1774 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1776 Backport from mainline
1777 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1779 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1780 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1781 documentation. Add missing '__' in front of
1782 __builtin_ia32_packssdw256.
1784 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1786 Backport from mainline
1787 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1789 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1790 attribute of movddup insn to DF.
1791 (*vec_interleave_lowv2df): Ditto.
1792 (vec_dupv2df): Ditto.
1794 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1796 Backport from 2013-01-07 trunk r194991, r194992.
1799 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1802 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1803 (avr_addrspace_t): Add .section_name field.
1804 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1806 (avr_addrspace): Same. Initialize .section_name. Remove last
1807 NULL entry. Put __memx into .progmemx.data.
1808 (progmem_section_prefix): Remove.
1809 (avr_asm_init_sections): No need to initialize progmem_section.
1810 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1811 section name prefix.
1812 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1813 retrieve the progmem section.
1814 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1815 boundary to run over avr_addrspace[].
1816 (avr_register_target_pragmas): Ditto.
1818 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1820 Backport from 2013-01-07 trunk r194978.
1823 * doc/install.texi (Cross-Compiler-Specific Options): Document
1826 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1828 Backport from 2013-01-07 trunk r194968.
1831 * config/avr/t-avr: Don't automatically rebuild
1832 $(srcdir)/config/avr/t-multilib
1833 $(srcdir)/config/avr/avr-tables.opt
1834 (avr-mcus): New phony target to build them on request.
1835 (s-avr-mlib): Remove.
1836 * avr/avr-mcus.def: Adjust comments.
1838 2013-01-07 Terry Guo <terry.guo@arm.com>
1840 Backport from mainline
1841 2012-12-19 Terry Guo <terry.guo@arm.com>
1843 * config/arm/arm.c (thumb_find_work_register): Check argument
1844 register number based on current PCS.
1846 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1848 Backport from mainline
1849 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1852 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1853 selected code model, define __code_mode_small__, __code_model_medium__,
1854 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1855 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1856 xchg temporary register with %k. Declare temporary register as
1858 [__x86_64__]: For medium and large code models, preserve %rbx register.
1860 2013-01-03 Richard Henderson <rth@redhat.com>
1862 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1863 after eliminating TLS symbols.
1865 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1868 * config/pa/pa.md (movsi): Revert previous change.
1869 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1872 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1875 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1878 2013-01-02 Jason Merrill <jason@redhat.com>
1881 * tree.c (build_array_type_1): Revert earlier change.
1883 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1886 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1887 after reload starts.
1889 2012-12-21 Martin Jambor <mjambor@suse.cz>
1891 PR tree-optimization/55355
1892 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1893 bit_position is small enough to fit a single HOST_WIDE_INT.
1895 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1897 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1899 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1901 Backport from mainline
1902 2012-10-15 Matthias Klose <doko@ubuntu.com>
1904 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1905 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1907 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1908 Tomash Brechko <tomash.brechko@gmail.com>
1911 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1912 handling of before and after cases.
1913 * config/sparc/sync.md (atomic_store): Fix pasto.
1915 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1917 * optabs.c (expand_atomic_store): Elide redundant model test.
1919 2012-12-13 Richard Henderson <rth@redhat.com>
1922 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1924 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1927 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1928 (tldo_stb_sp64): Likewise.
1929 (tldo_sth_sp32): Likewise.
1930 (tldo_sth_sp64): Likewise.
1931 (tldo_stw_sp32): Likewise.
1932 (tldo_stw_sp64): Likewise.
1933 (tldo_stx_sp64): Likewise.
1935 2012-12-10 Kai Tietz <ktietz@redhat.com>
1938 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1940 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1942 Backport from mainline
1943 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1944 H.J. Lu <hongjiu.lu@intel.com>
1947 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1948 before using it as insn or call equivalent.
1950 2012-12-06 Jason Merrill <jason@redhat.com>
1953 * tree.c (build_array_type_1): Re-layout if we found it in the
1956 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1958 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1959 opaque cond in all call insns.
1961 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1963 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1964 area if the function allocates dynamic stack space.
1965 (ia64_initial_elimination_offset): Adjust offsets to above change.
1967 2012-12-03 Richard Biener <rguenther@suse.de>
1969 Backport from mainline
1970 2012-09-24 Richard Guenther <rguenther@suse.de>
1972 PR tree-optimization/53663
1973 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1974 native encode/interpret translation on VN_WALKREWRITE.
1976 2012-12-03 Kai Tietz <ktietz@redhat.com>
1979 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1982 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1985 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1987 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1989 Backport from mainline:
1990 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1993 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1994 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1995 (in_nullified_branch_delay): Likewise.
1996 (in_call_delay): Likewise.
1997 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1998 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1999 the $$sh_func_adrs call as variable. Update type of sibcalls and
2000 $$sh_func_adrs call.
2001 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
2002 length instead of adjustment. Handle negative and undefined call
2003 adjustments for insn_default_length. Remove adjustment for millicode
2004 insn with unfilled delay slot.
2005 (pa_output_millicode_call): Update for revised millicode length.
2006 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
2008 2012-11-29 Kai Tietz <ktietz@redhat.com>
2011 * prefix.c (lookup_key): Replace xmalloc/xrealloc
2012 use by XNEWVEC/XRESIZEVEC.
2014 * i386.c (get_scratch_register_on_entry): Handle
2015 thiscall-convention.
2016 (split_stack_prologue_scratch_regno): Likewise.
2017 (ix86_static_chain): Likewise.
2018 (x86_output_mi_thunk): Likewise.
2020 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
2022 Backported from mainline
2023 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
2024 Markus Trippelsdorf <markus@trippelsdorf.de>
2027 * lto-opts.c (lto_write_options): Also handle
2028 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
2029 OPT_SPECIAL_program_name.
2032 * lto-wrapper.c (merge_and_complain): Handle
2033 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
2034 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
2036 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
2038 PR rtl-optimization/55489
2039 * gcse.c (compute_transp): Precompute a canonical version
2040 of XEXP (x, 0), and pass it to canon_true_dependence.
2042 2012-11-27 Richard Biener <rguenther@suse.de>
2045 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
2046 stmt with a NOP instead of removing it.
2048 2012-11-26 Richard Biener <rguenther@suse.de>
2050 Backport from mainline
2051 2012-10-19 Richard Biener <rguenther@suse.de>
2053 PR tree-optimization/54976
2054 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2055 Robustify against odd inner_mode inputs.
2057 2012-10-12 Richard Biener <rguenther@suse.de>
2059 PR tree-optimization/54894
2060 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
2061 Handle over-aligned scalar types properly.
2063 2012-10-02 Richard Guenther <rguenther@suse.de>
2066 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
2067 cleaning up the CFG.
2069 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2071 Backport from mainline
2072 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2074 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
2075 explaining the register ordering preferences.
2077 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
2078 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
2079 constraints so that the traditional floating point loads, stores,
2080 and moves are done first, then the VSX loads, stores, and moves,
2081 and finally the GPR loads, stores, and moves so that reload
2082 chooses FPRs over GPRs, and uses the traditional load/store
2083 instructions which provide an offset.
2084 (movdf_hardfloat64): Likewise.
2086 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2088 Backported from mainline
2089 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
2090 H.J. Lu <hongjiu.lu@intel.com>
2093 * config/i386/i386.c (legitimize_pic_address): Properly handle
2095 (ix86_print_operand_address): Set code to 'k' when forcing
2096 addr32 prefix. For x32, zero-extend negative displacement if
2099 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
2101 * common.opt (fvar-tracking-uninit): Document.
2102 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
2103 * config/darwin.c (darwin_override_options): Likewise.
2105 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
2107 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
2108 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
2110 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2112 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
2114 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2116 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
2119 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
2121 Backport from mainline
2122 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2124 * config/i386/i386.c (ix86_init_machine_status): Do not
2125 explicitly clear tls_descriptor_call_expanded_p again.
2127 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2129 * config/i386/sse.md
2130 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
2131 as read and written by the instruction.
2133 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2135 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
2136 (ix86_instantiate_decls): New function.
2137 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
2138 stack slot instead of SLOT_VIRTUAL.
2139 <case IX86_BUILTIN_STMXCSR>: Ditto.
2140 (assign_386_stack_local): Do not assert when virtual slot is valid.
2141 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
2142 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
2143 (truncxf<mode>2): Ditto.
2144 (floatunssi<mode>2): Ditto.
2145 (isinf<mode>2): Ditto.
2146 * config/i386/sync.md (atomic_load<mode>): Ditto.
2147 (atomic_store<mode>): Ditto.
2149 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
2152 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
2153 the argument is itself a conditional expression.
2155 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
2157 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2160 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
2162 PR tree-optimization/54986
2163 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
2164 conversions on entry but add them back on exit if needed.
2166 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
2169 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
2171 (print_reg): Use true_regnum rather than REGNO.
2172 (ix86_print_operand_address): Remove SUBREG handling.
2174 2012-11-05 Jakub Jelinek <jakub@redhat.com>
2176 Backported from mainline
2177 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2180 * gimple.h (is_gimple_sizepos): New inline function.
2181 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2182 final assignment to expr variable.
2183 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2184 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2185 into a local temporary.
2187 2012-10-10 Jakub Jelinek <jakub@redhat.com>
2189 PR tree-optimization/54877
2190 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
2191 use make_ssa_name instead of copy_ssa_name.
2193 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
2195 Backport from mainline
2196 2012-10-31 Jakub Jelinek <jakub@redhat.com>
2198 PR tree-optimization/53708
2199 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2200 user-supplied alignment when used with an explicit section name.
2202 2012-11-02 Jeff Law <law@redhat.com>
2204 PR tree-optimization/54985
2205 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2206 from thread_across_edge.
2207 (thread_across_edge): Use it in all cases where we might thread
2210 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
2212 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
2213 special register pushes before frame probing and allocation.
2215 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
2216 Joel Sherrill <joel.sherrill@oarcorp.com>
2218 * config/sparc/t-rtems: New (Custom multilibs).
2219 * config/sparc/t-rtems-64: New (Custom multilibs).
2220 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
2221 (sparc-*-rtems*): Add sparc/t-rtems.
2223 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
2225 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
2227 (hash_rtx): Likewise.
2229 2012-10-29 Terry Guo <terry.guo@arm.com>
2231 Backport from mainline
2232 2012-10-11 Terry Guo <terry.guo@arm.com>
2234 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
2236 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2239 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2241 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2242 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2244 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2246 * config/avr/t-rtems: Revert previous commit.
2248 2012-10-26 Terry Guo <terry.guo@arm.com>
2250 Backport from mainline
2251 2012-10-23 Terry Guo <terry.guo@arm.com>
2254 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2257 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2259 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2261 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2263 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2265 * config.gcc (microblaze*-*-rtems*): New target.
2266 * config/microblaze/rtems.h: New.
2267 * config/microblaze/t-rtems: New.
2269 2012-10-25 Richard Biener <rguenther@suse.de>
2271 PR tree-optimization/54902
2272 * tree-ssa-pre.c (fini_pre): Return TODO.
2273 (execute_pre): Adjust.
2274 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2275 blocks before computing dominators.
2277 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2279 Backport from mainline
2280 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2282 * config/i386/i386.c (memory_address_length): Assert that non-null
2283 base or index RTXes are registers. Do not check for REG RTXes.
2284 Determine addr32 prefix using SImode_address_operand or
2285 from original base and index RTXes. Simplify code.
2287 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2289 * config/i386/i386-protos.h (memory_address_length): Add new bool
2290 argument. Update all uses.
2291 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2292 add length of addr32 prefix based on mode of base or index register.
2293 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2294 addresses here. Update call to memory_address_length.
2295 (ix86_print_address_operand): Use SImode_address_operand predicate.
2296 * config/i386/predicates.md (SImode_address_operand): New.
2297 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2298 to calculate "mode" attribute. Use SImode_address_operand predicate
2299 instead of open-coding accepted RTX codes.
2301 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2303 Backport from 2012-10-22 trunk r192685.
2304 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2305 Note __AVR_<device>__ is not defined for cores.
2306 Don't point to --help=target.
2307 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2309 2012-10-19 Marek Polacek <polacek@redhat.com>
2311 Backported from mainline
2312 2012-10-19 Marek Polacek <polacek@redhat.com>
2315 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2316 pointer/non-pointer comparison.
2318 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2320 Backported from mainline
2321 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2324 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2325 sure the mode is correct when falling through from above cases.
2327 2012-10-19 Alan Modra <amodra@gmail.com>
2329 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2330 (HAVE_LD_LARGE_TOC): Likewise.
2331 * configure: Regenerate.
2333 2012-10-19 Alan Modra <amodra@gmail.com>
2335 * config/rs6000/predicates.md (splat_input_operand): Don't call
2336 input_operand for MEMs. Instead check for volatile and call
2337 memory_address_addr_space_p with modified mode.
2339 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2341 Backported from mainline
2342 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2344 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2346 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2348 PR rtl-optimization/54870
2349 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2350 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2351 SSA_NAME pointer that points to a partition if there is at least
2352 one variable with it set in the partition.
2353 * dse.c (local_variable_can_escape): New predicate.
2354 (can_escape): Call it.
2355 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2356 mark the SSA_NAME pointer that points to a partition.
2358 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2360 Backport from mainline
2361 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2363 PR rtl-optimization/53701
2364 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2365 rocess not only expr's vinsns but all old vinsns from expr's
2368 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2370 Backport from mainline
2371 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2374 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2376 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2377 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2378 only if producer writes to the register given by regno.
2380 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2382 Backport from mainline
2383 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2385 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2386 (UNSPEC_LOADU): New.
2387 (UNSPEC_STOREU): Ditto.
2388 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2389 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2390 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2391 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2392 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2393 (<sse2>_storedqu<avxsizesuffix>): ... this.
2394 (*sse4_2_pcmpestr_unaligned): Update.
2395 (*sse4_2_pcmpistr_unaligned): Ditto.
2397 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2398 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2399 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2400 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2401 gen_sse2_load{dqu,upd} to load from unaligned memory and
2402 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2404 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2405 Use CODE_FOR_sse_loadups.
2406 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2407 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2408 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2409 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2410 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2411 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2412 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2413 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2414 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2415 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2416 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2418 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2420 Backport from trunk (r190222):
2422 PR tree-optimization/54146
2423 * ifcvt.c: Include pointer-set.h.
2424 (cond_move_process_if_block): Change type of then_regs and
2425 else_regs from alloca'd array to pointer_sets.
2426 (check_cond_move_block): Update for this change.
2427 (cond_move_convert_if_block): Likewise.
2428 * Makefile.in: Fix dependencies for ifcvt.o.
2430 2012-10-15 Richard Guenther <rguenther@suse.de>
2432 PR tree-optimization/54920
2433 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2434 allocate temporary storage for all NARY elements.
2436 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2439 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2441 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2443 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2444 default_use_cxa_atexit to yes.
2446 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2448 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2450 2012-10-05 Jan Hubicka <jh@suse.cz>
2451 Jakub Jelinek <jakub@redhat.com>
2453 PR tree-optimization/33763
2454 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2455 attribute for redefined extern inline functions.
2457 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2459 Backported from mainline
2460 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2462 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2463 in SSE and YMM state support check for -march=native.
2465 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2468 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2471 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2473 Backported from mainline
2474 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2477 * doc/invoke.texi: Document -mprefer-avx128.
2479 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2481 Backported from mainline
2482 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2485 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2486 (XSTATE_FP): Likewise.
2487 (XSTATE_SSE): Likewise.
2488 (XSTATE_YMM): Likewise.
2489 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2490 SSE and YMM states aren't supported.
2492 2012-10-01 Tom de Vries <tom@codesourcery.com>
2494 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2497 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2500 * config/s390/s390.c (s390_option_override): Add missing break.
2502 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2504 Backport from mainline
2505 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2507 * config.gcc: Replace 'host' with 'target' when configuring for
2508 powerpc64*-*-freebsd.
2510 2012-09-28 Meador Inge <meadori@codesourcery.com>
2512 Backport from mainline
2513 2012-09-27 Meador Inge <meadori@codesourcery.com>
2515 * gcc-ar.c (main): Handle the returning of the sub-process error
2518 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2520 Backport from 2012-09-28 trunk r191821.
2521 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2523 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2526 * simplify-rtx.c (simplify_binary_operation_1): Perform
2527 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2529 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2531 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2532 TYPE_NONALIASED_COMPONENT flag.
2533 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2534 TYPE_NONALIASED_COMPONENT flag.
2536 2012-09-21 Richard Guenther <rguenther@suse.de>
2539 Backport from mainline
2540 2012-04-19 Richard Guenther <rguenther@suse.de>
2542 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2545 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2548 * c-typeck.c (c_cast_expr): When casting to a type requiring
2549 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2552 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2555 * c-typeck.c (build_unary_op): Pass original argument of
2556 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2557 any C_MAYBE_CONST_EXPR, if it has integer operands.
2558 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2559 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2560 to c_objc_common_truthvalue_conversion, then remove any
2561 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2562 c_objc_common_truthvalue_conversion not
2563 c_common_truthvalue_conversion.
2564 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2565 call note_integer_operands for arguments with integer operands
2566 that are not integer constants.
2568 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2570 Backported from mainline
2571 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2573 PR tree-optimization/54563
2574 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2575 gimple_purge_dead_eh_edges if last call has been changed.
2577 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2580 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2581 instead of (match_dup 0) as second argument to vec_merge.
2582 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2583 Remove third alternative.
2584 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2585 operand 2 instead of operand 1, but put it as first argument
2587 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2588 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2591 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2593 * BASE-VER: Set to 4.7.3.
2594 * DEV-PHASE: Set to prerelease.
2596 2012-09-20 Release Manager
2598 * GCC 4.7.2 released.
2600 2012-09-15 Andi Kleen <ak@linux.intel.com>
2602 Backport from mainline
2603 2012-09-07 Andi Kleen <ak@linux.intel.com>
2605 * gcc/lto-streamer.h (res_pair): Add.
2606 (lto_file_decl_data): Replace resolutions with respairs.
2608 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2609 Initialize respairs.
2610 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2612 2012-09-14 Walter Lee <walt@tilera.com>
2614 Backport from mainline.
2615 2012-09-14 Walter Lee <walt@tilera.com>
2617 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2618 option for TILEPro and TILE-Gx.
2620 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2622 * config/i386/i386.h (x86_prefetchw): New global variable.
2623 (TARGET_PREFETCHW): New macro.
2624 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2625 (processor_alias_table): Add PTA_PREFETCHW to
2626 bdver1, bdver2 and btver1.
2627 (ix86_option_override_internal): Set x86_prefetchw for
2628 PTA_PREFETCHW targets.
2629 * config/i386/i386.md (prefetch): Expand to prefetchw
2630 for TARGET_PREFETCHW.
2631 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2633 Backport from mainline
2634 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2636 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2637 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2639 (*prefetch_sse): ... this.
2640 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2642 (*prefetch_3dnow): ... this.
2644 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2647 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2648 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2650 2012-09-12 Teresa Johnson <tejohnson@google.com>
2652 Backport from mainline.
2653 2012-09-12 Teresa Johnson <tejohnson@google.com>
2655 PR gcov-profile/54487
2656 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2657 test using F_SETLKW with fcntl.
2658 * configure, config.in: Regenerate.
2660 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2662 Backport from mainline
2663 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2665 * config/i386/i386.md : Comments on fma4 instruction selection
2666 reflect requirement on register pressure based cost model.
2668 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2669 flag is set-reset as informed by the cpuid flag.
2671 * config/i386/i386.c (processor_alias_table): fma4
2672 flag is enabled for bdver2.
2674 2012-09-12 Christian Bruel <christian.bruel@st.com>
2676 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2678 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2680 * config.gcc: Obsolete picochip-*.
2682 2012-09-11 Richard Guenther <rguenther@suse.de>
2685 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2686 on flag_toplevel_reorder.
2688 2012-09-10 Richard Henderson <rth@redhat.com>
2690 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2693 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2695 Backport from 2012-09-10 mainline r191132.
2698 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2700 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2703 * tree-sra.c (disqualify_base_of_expr): Check for possible
2704 NULL_TREE returned by get_base_address()
2706 2012-09-07 Richard Guenther <rguenther@suse.de>
2708 Backport from mainline
2709 2012-06-26 Jan Hubicka <jh@suse.cz>
2712 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2715 2012-09-07 Richard Guenther <rguenther@suse.de>
2717 Backport from mainline
2718 2012-07-13 Richard Guenther <rguenther@suse.de>
2720 PR tree-optimization/53922
2721 * tree-vrp.c (value_inside_range): Change prototype to take
2722 min/max instead of value-range.
2723 (range_includes_zero_p): Likewise. Return the result from
2725 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2726 return value from range_includes_zero_p.
2727 (extract_range_from_unary_expr_1): Likewise.
2728 (compare_range_with_value): Likewise.
2729 (vrp_meet_1): Likewise.
2731 2012-09-07 Richard Guenther <rguenther@suse.de>
2734 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2735 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2736 arguments separately.
2738 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2740 Backported from mainline
2741 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2743 PR rtl-optimization/54455
2744 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2745 bb ends up with asm goto referencing bb's label.
2747 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2749 Backport from mainline.
2750 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2751 Richard Earnshaw <richard.earnshaw@arm.com>
2754 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2755 element size. Use elem_type from the formal parameter. New parameter
2757 (neon_expand_args): Adjust call to neon_dereference_pointer.
2759 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2762 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2764 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2766 Backport from mainline
2767 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2769 * config/i386/i386.md (isa): Add fma and fma4.
2770 (enabled): Handle fma and fma4.
2771 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2772 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2773 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2774 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2775 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2776 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2778 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2780 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2781 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2782 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2784 2012-09-06 Richard Guenther <rguenther@suse.de>
2786 PR tree-optimization/54498
2787 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2788 abort when reaching an already visited region.
2789 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2790 (get_continuation_for_phi_1): Likewise.
2791 (walk_non_aliased_vuses): When we translated the reference,
2792 abort when we re-visit a region.
2793 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2795 2012-09-06 Andrew Pinski <apinski@cavium.com>
2798 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2800 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2803 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2804 build_int_cst with size_type_node instead of size_int.
2806 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2808 Backport from 2012-09-05 mainline r190697.
2811 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2812 configured --with-avrlibc.
2813 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2815 * config/avr/avrlibc.h: New file.
2816 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2817 configured --with-avrlibc.
2818 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2820 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2822 Backport from 2012-09-04 mainline r190919
2825 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2826 of size less than 4 bytes by using macro ARM_NUM_INTS.
2827 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2829 2012-09-04 Richard Henderson <rth@redhat.com>
2831 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2833 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2835 Backport from 2012-09-04 mainline r190920
2838 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2840 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2842 Backport from 2012-09-04 mainline r190914
2845 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2847 (avr_allocate_stack_slots_for_args): ...this new static function.
2849 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2851 Backported from mainline
2852 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2855 * doc/invoke.texi: Add -da and remove -dm.
2857 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2859 Backported from mainline
2860 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2863 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2864 operands[1] is CONST_INT_P, convert it to QImode before printing.
2866 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2869 * c-convert.c (convert): Don't call fold_convert_loc if
2870 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2871 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2872 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2874 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2877 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2878 if init is a CONSTRUCTOR.
2880 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2882 PR rtl-optimization/54369
2883 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2884 calling dbr_schedule.
2885 * config/sparc/sparc.c (sparc_reorg): Likewise.
2887 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2889 Backport from mainline
2890 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2892 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2893 case for Atom processor.
2895 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2897 Backport from mainline
2898 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2901 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2902 true for TARGET_64BIT or !flag_pic.
2903 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2904 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2905 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2906 Add insn constraint. Conditionally emit xchg asm insns.
2907 (atomic_compare_and_swap<mode>): Update calls. Check only
2908 cmpxchg8b_pic_memory_operand in memory address fixup.
2910 (CASHMODE): Rename from DCASHMODE.
2911 (doublemodesuffix): Update modes.
2912 (regprefix): New mode attribute.
2914 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2915 <UNSPECV_CMPXCHG>: New constant.
2916 (atomic_compare_and_swap<mode>_1): Rename from
2917 atomic_compare_and_swap_single<mode>. Update calls and
2918 unspec_volatile constants.
2919 (atomic_compare_and_swap<mode>_doubleword): Rename from
2920 atomic_compare_and_swap_double<mode>. Update calls and
2921 unspec_volatile constants.
2923 2012-08-28 Walter Lee <walt@tilera.com>
2925 Backport from mainline
2926 2012-08-28 Walter Lee <walt@tilera.com>
2928 * confg/tilegx/tilegx.md: Fix code style.
2929 (*zero_extendsidi_truncdisi): Fix typo.
2930 * config/tilegx/tilegx.c: Fix code style.
2931 (tilegx_function_profiler): Fix typo.
2933 2012-08-27 Walter Lee <walt@tilera.com>
2935 Backport from mainline
2936 2012-08-27 Walter Lee <walt@tilera.com>
2938 * doc/md.texi (TILE-Gx): Fix typo.
2940 2012-08-27 Walter Lee <walt@tilera.com>
2942 Backport from mainline
2943 2012-08-27 Walter Lee <walt@tilera.com>
2945 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2946 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2948 2012-08-27 Walter Lee <walt@tilera.com>
2950 Backport from mainline
2951 2012-08-27 Walter Lee <walt@tilera.com>
2953 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2954 (insn_bfins): Delete.
2956 2012-08-27 Walter Lee <walt@tilera.com>
2958 Backport from mainline
2959 2012-08-27 Walter Lee <walt@tilera.com>
2961 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2962 atomic_exchange_bare<mode>,
2963 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2964 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2965 * config/tilegx/tilegx.md (type): Add X1_remove.
2966 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2967 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2968 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2971 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2973 PR rtl-optimization/54088
2974 * jump.c (delete_related_insns): Robustify latest change.
2976 2012-08-21 Richard Guenther <rguenther@suse.de>
2978 Backport from mainline
2979 2012-08-16 Richard Guenther <rguenther@suse.de>
2982 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2984 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2985 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2986 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2987 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2988 (tree_ssa_lim_finalize): Free all mem_refs.
2989 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2990 scc when bailing out.
2991 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2992 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2993 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2994 FOR_EACH_LOOP_BREAK.
2996 2012-08-17 Richard Guenther <rguenther@suse.de>
2998 * tree-sra.c (modify_function): Free redirect_callers vector.
2999 * ipa-split.c (split_function): Free args_to_pass vector.
3000 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
3002 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
3003 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
3004 (vect_analyze_slp_instance): Free everything.
3005 (destroy_bb_vec_info): Free the SLP instances.
3007 2012-08-17 Richard Guenther <rguenther@suse.de>
3009 * params.def (integer-share-limit): Decrease from 256 to 251,
3012 2012-08-21 Richard Guenther <rguenther@suse.de>
3014 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
3015 the affine expansion cache.
3017 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3019 Backported from trunk
3020 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
3023 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
3025 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3027 Backport from mainline.
3028 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3031 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
3032 mark as predicable. Adjust asm template.
3033 (vec_setv2di_internal): Likewise.
3034 (vec_extract<mode> VD, VQ): Likewise.
3035 (vec_extractv2di): Likewise.
3036 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
3037 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
3038 (neon_vdup_n<mode> VX, V32): Likewise.
3039 (neon_vdup_nv2di): Likewise.
3041 2012-08-17 Walter Lee <walt@tilera.com>
3043 Backport from mainline
3044 2012-08-17 Walter Lee <walt@tilera.com>
3046 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
3047 (FEEDBACK_ENTER): Define.
3048 (FEEDBACK_REENTER): Define.
3049 (FEEDBACK_ENTRY): Define.
3050 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
3051 (FEEDBACK_ENTER): Define.
3052 (FEEDBACK_REENTER): Define.
3053 (FEEDBACK_ENTRY): Define.
3055 2012-08-16 Walter Lee <walt@tilera.com>
3057 Backport from mainline
3058 2012-08-16 Walter Lee <walt@tilera.com>
3060 * config.gcc (tilegx-*-linux*): Add feedback.h.
3061 (tilepro-*-linux*): Likewise.
3062 * config/tilegx/feedback.h: New file.
3063 * config/tilepro/feedback.h: New file.
3065 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
3067 Backport from mainline r189840 and r187586:
3068 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
3070 * config/i386/i386.md (stack_protect_set): Disable the pattern
3071 for Android since Android libc (bionic) does not provide random
3072 value for stack protection guard at gs:0x14. Guard value
3073 will be provided from external symbol (default implementation).
3074 (stack_protect_set_<mode>): Likewise.
3075 (stack_protect_test): Likewise.
3076 (stack_protect_test_<mode>): Likewise.
3077 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
3078 not have Bionic by default
3079 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
3080 Macro OPTION_BIONIC is defined in this file and provides Bionic
3081 accessibility status
3083 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3085 * configure.ac: Stack protector enabling for Android targets.
3086 * configure: Regenerate.
3088 2012-08-13 Jakub Jelinek <jakub@redhat.com>
3090 Backported from trunk
3091 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3093 PR rtl-optimization/53942
3094 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
3095 directly from likely spilled non-fixed hard registers, move them
3098 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3100 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
3101 (xop_phaddubq): Ditto.
3103 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3105 Backport from mainline
3106 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
3107 Richard Earnshaw <rearnsha@arm.com>
3109 * target.def (vector_alignment): New target hook.
3110 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
3111 * doc/tm.texi: Regenerate.
3112 * targhooks.c (default_vector_alignment): New function.
3113 * targhooks.h (default_vector_alignment): Add prototype.
3114 * stor-layout.c (layout_type): Use targetm.vector_alignment.
3115 * config/arm/arm.c (arm_vector_alignment): New function.
3116 (TARGET_VECTOR_ALIGNMENT): Define.
3118 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
3119 vector type alignment instead of size.
3120 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
3121 element type size directly instead of computing it from alignment.
3122 Fix variable naming and comment.
3124 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3126 Backport from mainline
3127 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3129 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
3130 (alpha_pad_function_end): ... this. Also insert NOP between
3131 sibling call and GP load.
3132 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
3134 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
3136 Backport from mainline
3137 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3138 H.J. Lu <hongjiu.lu@intel.com>
3140 PR rtl-optimization/54157
3141 * combine.c (gen_lowpart_for_combine): Don't return identity
3142 for CONST or symbolic reference.
3144 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
3146 Backport from mainline
3147 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3149 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3150 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3151 split_cost argument signed.
3152 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3153 (ix86_avoid_lea_for_addr): Ditto.
3155 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
3157 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
3158 the address has less than two components.
3160 2012-08-02 Steve Ellcey <sellcey@mips.com>
3162 Backport from mainline
3163 2012-07-19 Steve Ellcey <sellcey@mips.com>
3165 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3168 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
3170 Backport from mainline
3171 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3174 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3175 negative constant address for TARGET_X32 ...
3176 (ix86_decompose_address): ... here. Reject constant addresses
3177 that don't satisfy x86_64_immediate_operand predicate.
3179 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3182 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3183 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3184 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3185 addresses. Prevent zero extensions of CONST_INT operands.
3187 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3190 * config/i386/i386.md (*lea): New insn pattern.
3192 (*lea<mode>_2): Ditto.
3193 (*lea_{3,4,5,6}_zext): Ditto.
3194 * config/i386/predicates.md (lea_address_operand): Do not reject
3195 zero-extended address operands.
3196 * config/i386/constraints.md (j): Remove address constraint.
3197 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3199 (ix86_print_operand_address): Handle SImode subreg of an address.
3200 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3202 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3204 Backport from mainline
3205 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3208 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3209 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3211 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3212 (*movdi_internal_rex64): Use %E operand modifier for lea.
3213 (*movsi_internal): Ditto.
3215 (*lea<mode>_2): Ditto.
3216 (*lea_{3,4,5,6}_zext): Ditto.
3217 (*tls_global_dynamic_32_gnu): Ditto.
3218 (*tls_global_dynamic_64): Ditto.
3219 (*tls_dynamic_gnu2_lea_32): Ditto.
3220 (*tls_dynamic_gnu2_lea_64): Ditto.
3221 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3223 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3225 Backport from mainline
3226 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3228 * config/i386/i386.c (ix86_address_subreg_operand): Reject
3230 (ix86_print_operand_address): Assert that parts.base and parts.index
3231 are non-NULL after call to simplify_subreg.
3233 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3236 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3238 * config/sh/sh.c (sh_option_override): Do not change
3239 flag_finite_math_only. Set TARGET_IEEE to complement of
3240 flag_finite_math_only.
3241 * doc/invoke.texi (SH options): Add mno-ieee. Correct
3242 description of mieee and mno-ieee behavior.
3244 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3247 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3248 (_lzcnt_u64): Ditto.
3250 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3252 Backport from mainline
3253 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3255 PR rtl-optimization/52250
3256 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3257 to put note list into. Unconditionally call move_bb_info.
3258 (move_bb_info): Do not assert the blocks being in the same region,
3259 just drop the note list if they are not.
3261 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3263 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3265 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3267 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3268 defining statement is a SSA name that occurs in abnormal PHIs.
3270 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3272 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3275 2012-07-19 Richard Guenther <rguenther@suse.de>
3276 Eric Botcazou <ebotcazou@adacore.com>
3278 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3279 about transition from invariant to known bits.
3280 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3282 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3285 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3286 (cleanup_tree_cfg_bb): Don't call it.
3287 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3290 2012-07-19 Christian Bruel <christian.bruel@st.com>
3293 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3295 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3297 * config.gcc (v850-*-rtems*): New target.
3298 * config/v850/rtems.h: New.
3299 * config/v850/t-rtems: New.
3301 2012-07-18 Nick Clifton <nickc@redhat.com>
3303 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3305 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3309 Backport from mainline
3310 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3313 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3314 instead expand it as zero extension.
3316 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3318 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3319 QImode and HImode splitters. Use ix86_comparison_operator.
3320 Explicitly match FLAGS_REG.
3321 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3323 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3324 Steven Bosscher <steven@gcc.gnu.org>
3325 Bernd Schmidt <bernds@codesourcery.com>
3327 PR rtl-optimization/53908
3328 * df-problems.c (can_move_insns_across): When doing
3329 memory-reference book-keeping, handle call insns.
3331 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3333 Backport from mainline
3334 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3337 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3338 sibcall_insn_operand. Move it to a temporary register if not.
3340 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3343 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3344 emit PIC sequence for fnaddr symbol reference in advance.
3346 2012-07-09 Jason Merrill <jason@redhat.com>
3349 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3350 (type_hash_eq): Likewise.
3353 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3355 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3357 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3358 due to negative shift amount.
3360 2012-07-06 Kai Tietz <ktietz@redhat.com>
3362 Backport from mainline.
3364 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3365 as "/mingw/include".
3367 2012-07-06 Nick Clifton <nickc@redhat.com>
3369 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3370 default_encode_section_info.
3372 2012-07-06 Richard Guenther <rguenther@suse.de>
3374 Backport from mainline
3375 2012-03-30 Richard Guenther <rguenther@suse.de>
3378 * double-int.c (rshift_double): Remove not needed cast.
3380 2012-03-28 Richard Guenther <rguenther@suse.de>
3383 * double-int.h (rshift_double): Remove.
3384 * double-int.c (lshift_double): Use absu_hwi to make count
3386 (rshift_double): Make static, take unsigned count argument,
3387 remove handling of negative count argument.
3388 (double_int_rshift): Dispatch to lshift_double.
3390 2012-07-06 Richard Guenther <rguenther@suse.de>
3392 Backport from mainline
3393 2012-06-18 Richard Guenther <rguenther@suse.de>
3395 PR tree-optimization/53693
3396 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3397 Reject operands with more than one use.
3399 2012-07-06 Richard Guenther <rguenther@suse.de>
3401 Backport from mainline
3402 2012-04-11 Richard Guenther <rguenther@suse.de>
3405 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3406 consider loop nesting.
3407 (evolution_function_is_univariate_p): Properly check the remainder
3410 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3412 Backport from mainline
3413 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3415 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3416 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3417 (adjacent_mem_locations): Move some code to and call...
3418 (get_memref_parts): ...new function.
3419 (mem_locations_overlap): New function.
3420 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3421 (is_mem_ref): Rename to...
3422 (find_mem_ref): ...this. Return MEM rtx.
3423 (get_store_dest): Remove function.
3424 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3425 new parameter and adjust calls.
3426 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3427 mem refs overlap for true_store_to_load_dep_costly.
3428 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3429 passed to adjacent_mem_locations.
3430 (is_costly_group): Walk resolved dependency list.
3431 (force_new_group): Emit group ending nop for Power6/Power7.
3432 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3433 (group_ending_nop): New define_insn.
3435 2012-07-04 Richard Guenther <rguenther@suse.de>
3438 * gimple-fold.c (get_base_constructor): Do not return an
3439 error_mark_node DECL_INITIAL.
3441 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3443 Backport from mainline
3444 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3446 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3447 code model string in the error message.
3449 2012-07-04 Tristan Gingold <gingold@adacore.com>
3451 Backport from mainline.
3452 2012-06-25 Tristan Gingold <gingold@adacore.com>
3454 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3455 (seh_cfa_adjust_cfa): ... that function.
3456 (seh_emit_stackalloc): Do not emit out of range values.
3457 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3458 UNSPEC_DEF_CFA constants.
3459 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3460 * config/i386/i386.c (ix86_frame_pointer_required): Required
3461 for very large frames on SEH target.
3462 (ix86_compute_frame_layout): Save area is before frame pointer
3463 on SEH target. Handle very large frames.
3464 (ix86_expand_prologue): Likewise.
3466 2012-07-04 Richard Guenther <rguenther@suse.de>
3468 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3469 as in free_lang_data_in_type.
3471 2012-07-02 Martin Jambor <mjambor@suse.cz>
3473 Backport from mainline.
3474 2012-07-02 Martin Jambor <mjambor@suse.cz>
3477 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3478 dynamic type change check.
3480 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3482 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3483 last statement of the finally block onto the switch.
3485 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3487 * configure: Regenerate.
3489 Backport from mainline.
3490 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3492 * config.gcc (target_type_format_char): New. Document it. Set it for
3494 * configure.ac (gnu_unique_option): Use target_type_format_char
3495 in test. Comment rationale.
3497 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3499 Backport from mainline.
3500 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3502 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3504 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3506 Backport from 2012-06-28 mainline r189049
3509 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3510 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3511 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3512 avr_hard_regno_call_part_clobbered.
3514 2012-06-28 Richard Guenther <rguenther@suse.de>
3517 * expr.c (expand_expr_real_1): Verify if the type is complete
3518 before inspecting its size.
3520 2012-06-27 Nick Clifton <nickc@redhat.com>
3522 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3525 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3528 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3530 2012-06-26 Nick Clifton <nickc@redhat.com>
3532 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3534 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3537 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3538 of x x x in the vmovlps load alternative.
3540 2012-06-22 Richard Guenther <rguenther@suse.de>
3542 * gcov-iov.c: Include bconfig.h and system.h.
3544 2012-06-22 Richard Guenther <rguenther@suse.de>
3546 PR gcov-profile/53744
3547 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3549 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3551 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3552 DECL_IGNORED_P non-reg vars even if they are used.
3554 2012-06-19 Jason Merrill <jason@redhat.com>
3557 * dwarf2out.c (modified_type_die): Use scope_die_for.
3558 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3559 (uses_local_type_r, uses_local_type): New.
3560 (scope_die_for): Keep a type that uses a local type in local scope.
3561 Use get_context_die for namespace and type scope.
3563 2012-06-19 Richard Guenther <rguenther@suse.de>
3566 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3567 replace it with the first non-BLOCK context.
3569 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3571 PR rtl-optimization/53700
3573 Backport from mainline
3574 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3576 * ira-color.c (setup_left_conflict_sizes_p): Process all
3577 conflicting objects.
3579 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3581 Backport from mainline
3582 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3585 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3586 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3587 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3588 instead of xop_mulv2div2di3_low.
3589 (xop_p<macs>dql): Fix vec_select selector.
3590 (xop_p<macs>dqh): Ditto.
3591 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3592 (xop_mulv2div2di3_high): Ditto.
3594 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3596 Backport from mainline:
3597 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3599 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3601 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3603 Backport from mainline:
3604 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3606 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3607 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3608 MAX_PCREL17F_OFFSET instead of fixed offset.
3609 (pa_attr_length_call): Likewise.
3610 (pa_attr_length_indirect_call): Likewise.
3612 2012-06-15 Walter Lee <walt@tilera.com>
3614 Backport from mainline:
3615 2012-06-15 Walter Lee <walt@tilera.com>
3617 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3619 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3621 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3623 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3625 Backport from mainline:
3627 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3628 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3629 * gimple.h (block_in_transaction): Check for flag_tm.
3631 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3633 PR tree-optimization/52558
3635 Backport from mainline:
3636 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3637 * gimple.h (gimple_set_in_transaction): Remove.
3638 (gimple_in_transaction): Look in BB instead.
3639 (gimple_statement_base): Remove in_transaction field.
3640 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3641 * trans-mem.c (compute_transaction_bits): Place transaction bit
3642 information into basic blocks.
3644 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3646 PR tree-optimization/52558
3647 * cfg.c (alloc_aux_for_edge): Fix comment.
3648 (alloc_aux_for_edge): Remove static.
3649 * basic-block.h (alloc_aux_for_edge): Protoize.
3650 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3651 (execute_sm_if_changed_flag): New.
3652 (execute_sm_if_changed_flag_set): New.
3653 (execute_sm): Do not generate data races unless requested.
3654 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3655 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3656 * gimple.h (block_in_transaction): New.
3657 (gimple_in_transaction): Use block_in_transaction.
3659 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3661 Backported from mainline
3662 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3664 PR rtl-optimization/53589
3665 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3666 discovery even when e->dest != target. If any LABEL_REF points
3667 to e->dest label, redirect it to target's label.
3669 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3672 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3673 returns false, replace stmt with GIMPLE_NOP.
3674 (check_omp_nesting_restrictions): Instead of issuing warnings,
3675 issue errors and return false if any errors were reported.
3677 2012-06-14 Richard Guenther <rguenther@suse.de>
3679 * BASE-VER: Set to 4.7.2.
3680 * DEV-PHASE: Set to prerelease.
3682 2012-06-12 Christian Bruel <christian.bruel@st.com>
3685 * config/sh/sh.c (sh_option_override): Don't force
3686 flag_omit_frame_pointer and maccumulate_outgoing_args.
3687 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3689 2012-06-14 Release Manager
3691 * GCC 4.7.1 released.
3693 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3695 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3697 2012-06-13 Richard Henderson <rth@redhat.com>
3699 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3700 iterator instead of INT.
3702 2012-06-08 Richard Henderson <rth@redhat.com>
3705 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3706 note to a clobber insn when no other insn is available.
3708 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3711 * doc/invoke.texi (Wenum-compare): Update documentation.
3713 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3716 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3718 (altivec_stvlxl): Ditto.
3719 (altivec_stvrx): Ditto.
3720 (altivec_stvrxl): Ditto.
3722 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3725 * trans-mem.c (expand_block_edges): Do not skip the first
3726 statement when resetting the BB.
3728 2012-06-04 Richard Guenther <rguenther@suse.de>
3731 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3732 create new assembler names.
3734 2012-06-04 Richard Guenther <rguenther@suse.de>
3736 Backport from mainline
3737 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3740 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3741 larger than maxbits. Don't compute maxbits modulo align.
3742 Also check that unit bytes long store at bitpos / unit * unit
3743 doesn't affect bits beyond bitregion_end.
3744 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3745 would not fit into bitregion_start ... bitregion_end + 1 bit
3747 (store_split_bit_field): Decrease unit close to end of bitregion_end
3748 if access is restricted in order to avoid mutual recursion.
3750 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3752 Backport from 2012-06-04 mainline r188172
3755 * config/avr/avr-stdint.h: New file.
3756 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3759 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3761 PR tree-optimization/53550
3762 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3763 is POINTER_TYPE_P, use sizetype as step type instead of type.
3765 2012-06-04 Richard Guenther <rguenther@suse.de>
3766 Eric Botcazou <ebotcazou@adacore.com>
3768 Backport from mainline
3769 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3771 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3772 Change type of BITOFFSET to signed. Make sure the lower bound of
3773 the computed range is non-negative by adjusting OFFSET and BITPOS.
3774 (expand_assignment): Adjust call to get_bit_range.
3776 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3778 * expr.c (get_bit_range): Return the null range if the enclosing record
3779 is part of a larger bit field.
3781 2012-03-20 Richard Guenther <rguenther@suse.de>
3783 * stor-layout.c (finish_bitfield_representative): Fallback
3784 to conservative maximum size if the padding up to the next
3785 field cannot be computed as a constant.
3786 (finish_bitfield_layout): If we cannot compute the distance
3787 between the start of the bitfield representative and the
3788 bitfield member start a new representative.
3789 * expr.c (get_bit_range): The distance between the start of
3790 the bitfield representative and the bitfield member is zero
3791 if the field offsets are not constants.
3793 2012-03-16 Richard Guenther <rguenther@suse.de>
3795 * stor-layout.c (finish_bitfield_representative): Fall back
3796 to the conservative maximum size if we cannot compute the
3797 size of the tail padding.
3799 2012-03-14 Richard Guenther <rguenther@suse.de>
3801 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3802 * stor-layout.c (start_bitfield_representative): New function.
3803 (finish_bitfield_representative): Likewise.
3804 (finish_bitfield_layout): Likewise.
3805 (finish_record_layout): Call finish_bitfield_layout.
3806 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3807 for QUAL_UNION_TYPE fields.
3808 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3809 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3810 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3815 * expr.c (get_bit_range): Unconditionally extract bitrange
3816 from DECL_BIT_FIELD_REPRESENTATIVE.
3817 (expand_assignment): Adjust call to get_bit_range.
3819 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3822 * fold-const.c (fold_binary_loc): Refine previous change.
3824 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3826 Backport from mainline
3827 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3830 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3831 avoid going above orig insn. Update comments.
3833 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3835 Backport from mainline
3836 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3839 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3840 prologue for unwinder and profiler.
3842 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3844 Backport from mainline
3845 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3847 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3849 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3851 Backport from mainline
3852 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3854 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3855 DBX_REGISTER_NUMBER.
3857 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3859 Backport from mainline
3860 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3862 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3863 operand is CONST_INT. Take COSTS_N_INSNS into account.
3864 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3867 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3869 * config/avr/avr.opt (-msp8): Document it.
3870 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3872 2012-05-31 Richard Guenther <rguenther@suse.de>
3875 * expr.c (expand_assignment): Do not use movmisalign on
3878 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3881 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3882 (pa_section_type_flags): New.
3883 (pa_legitimate_constant_p): Revert previous change.
3885 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3887 Backport from mainline
3888 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3891 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3892 accessed indirectly.
3893 (ipa_tm_create_version): Same.
3895 2012-05-30 Jason Merrill <jason@redhat.com>
3898 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3899 about array compound literals.
3901 2012-05-30 Richard Guenther <rguenther@suse.de>
3904 * fold-const.c (fold_binary_loc): Make sure to call
3905 fold_plusminus_mult_expr with the original sign of operands.
3907 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3909 * explow.c (probe_stack_range): Restore simple control flow and stop
3910 again when the probe cannot be generated if HAVE_check_stack.
3912 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3914 PR rtl-optimization/53519
3915 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3916 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3918 2012-05-29 Richard Guenther <rguenther@suse.de>
3920 PR tree-optimization/53516
3921 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3923 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3925 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3927 Backport from mainline
3928 2012-05-28 Richard Guenther <rguenther@suse.de>
3930 PR tree-optimization/53438
3931 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3933 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3935 Backport from mainline
3936 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3938 PR rtl-optimization/52528
3939 * combine.c (can_combine_p): Add setting of subst_low_luid
3940 before call to expand_field_assignment().
3942 2012-05-26 Martin Jambor <mjambor@suse.cz>
3944 Backport from mainline
3945 2012-05-23 Martin Jambor <mjambor@suse.cz>
3947 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3949 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3952 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3953 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3955 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3958 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3959 (ix86_expand_vec_perm): Use int mode instead of float.
3961 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3964 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3965 gnu_ld variables to yes.
3966 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3967 (HAVE_GNU_AS): Likewise.
3968 * config.in: Regenerate.
3969 * configure: Likewise.
3971 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3973 Backport from mainline
3974 2012-03-12 Richard Guenther <rguenther@suse.de>
3975 * config/arm/arm.c (neon_dereference_pointer): Do not call
3976 covert during RTL expansion.
3978 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3980 Backport from mainline
3981 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3984 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3985 relied on signed overflow behavior.
3987 2012-05-24 Richard Guenther <rguenther@suse.de>
3990 * tree-profile.c (tree_profiling): Cleanup the CFG if
3991 execute_fixup_cfg requests it.
3993 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3995 PR tree-optimization/53465
3996 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3997 vr0 into *vr, then vrp_meet that.
3998 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3999 have any equivalences.
4000 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
4003 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
4005 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
4007 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
4008 (iterative_hash_gimple_type): Adjust comment.
4009 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
4010 domain for an array type instead of the domain type itself.
4012 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
4014 Backport from 2012-05-23 mainline r187803
4017 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
4018 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
4021 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
4023 Backport from 2012-05-03 mainline r187075
4025 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
4026 has_fma4 for AMD processors with both fma3 and fma4 support.
4028 2012-05-22 Richard Guenther <rguenther@suse.de>
4030 PR tree-optimization/53408
4031 * tree-vect-loop.c (vectorizable_induction): Properly check
4032 the restriction that we cannot handle induction results from
4033 the inner loop outside of the outer loop.
4035 2012-05-21 Jakub Jelinek <jakub@redhat.com>
4037 PR tree-optimization/53436
4038 * omp-low.c (omp_build_component_ref): New function.
4039 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
4041 PR tree-optimization/53366
4042 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
4043 tests if complex_numbers == 2, but there are non-complex number loads
4046 PR tree-optimization/53409
4047 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
4048 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
4050 PR tree-optimization/53410
4051 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
4052 instead of build_int_cst (type, 0) where vector types might be
4055 2012-05-21 Joseph Myers <joseph@codesourcery.com>
4058 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
4059 from folded operands before wrapping another around the
4060 conditional expression.
4062 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
4063 Patrick Marlier <patrick.marlier@gmail.com>
4065 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
4068 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4070 Backport from mainline
4071 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4074 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4075 (UNSPECV_RDRAND): This.
4076 (rdrand<mode>_1): Updated.
4078 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4080 Backport from mainline
4081 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4083 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4084 RDRND, F16C and FSGSBASE.
4086 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
4088 Backport from mainline
4089 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4091 * tree-ssa-pre.c (can_value_number_call): Delete.
4092 (compute_avail): Skip all statements with side effects.
4093 <GIMPLE_CALL>: Skip calls to internal functions.
4095 2012-05-18 David S. Miller <davem@davemloft.net>
4097 Backport r185385 from mainline
4098 2012-03-14 Richard Guenther <rguenther@suse.de>
4101 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4102 element type instead of mode, use build_vector_type_for_mode
4103 instead of the langhook, build a vector of proper signedness.
4104 (expand_vector_operations_1): Adjust.
4106 2012-05-18 Olivier Hainque <hainque@adacore.com>
4108 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4109 $(libsubdir) as libexecsubdir.
4111 2012-05-16 Andrew Pinski <apinski@cavium.com>
4113 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4116 2012-05-16 David S. Miller <davem@davemloft.net>
4118 * jump.c (delete_related_insns): If we remove a CALL, make sure
4119 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4121 2012-05-16 Richard Henderson <rth@redhat.com>
4124 * combine-stack-adj.c (prev_active_insn_bb): New.
4125 (next_active_insn_bb): New.
4126 (force_move_args_size_note): New.
4127 (combine_stack_adjustments_for_block): Use it.
4129 2012-05-16 Olivier Hainque <hainque@adacore.com>
4131 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4132 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4133 Add comments and improve stamp preservation across the whole sequence.
4134 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4136 2012-05-16 Richard Guenther <rguenther@suse.de>
4138 PR tree-optimization/53364
4139 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4140 detect a view-conversion of the decl.
4142 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4145 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4146 that operands[2] is either immediate, or q_regs_operand.
4148 2012-05-15 Bin Cheng <bin.cheng@arm.com>
4150 Backport r187139 from mainline.
4151 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4153 PR rtl-optimization/52804
4154 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4155 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4156 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4157 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4158 RELOAD_FOR_OUTADDR_ADDRESS.
4160 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4163 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4164 generate target register for "load" class builtins.
4167 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4170 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4171 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4172 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4173 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4174 (<sse>_movu<ssemodesuffix>): New expander.
4175 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4176 (avx_movdqu<avxmodesuffix>): New expander.
4177 (*sse2_movdqu): Rename from sse2_movdqu.
4178 (sse2_movdqu): New expander.
4180 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4182 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4183 lineno 1 the same as lineno 0 before first start file directive.
4184 (optimize_macinfo_range): Likewise.
4186 * dwarf2out.c (have_macinfo): Define.
4187 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4188 attribute, don't force empty compilation unit and don't emit any
4189 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4191 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4193 Backport from mainline
4194 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4196 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4197 ORDERED and UNORDERED conditions.
4199 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4201 * function.c (requires_stack_frame_p): If the function can throw
4202 non-call exceptions, return true if the insn can throw internally.
4204 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4206 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4207 DECL_ORIGINAL_TYPE if it is present.
4209 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4211 Backport from 2012-05-12 mainline r187342.
4214 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4215 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4216 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4217 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4218 (expand_prologue): Move initialization of cfun->machine->is_naked,
4219 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4220 (avr_set_current_function): ...this new static function.
4221 (TARGET_SET_CURRENT_FUNCTION): New define.
4222 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4223 checking attributes of current_function_decl.
4224 (avr_regs_to_save): Ditto.
4225 (signal_function_p): Rename to avr_signal_function_p.
4226 (interrupt_function_p): Rename to avr_interrupt_function_p.
4228 * doc/extend.texi (Function Attributes): Better explanation of
4229 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4232 2012-05-09 Matthias Klose <doko@ubuntu.com>
4234 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4236 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4239 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4240 when a constant source operand matches an "I" constraint, the "no
4241 CC0 change" applies to a register-destination only, not a
4242 strict_low_part-destination.
4244 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4246 Backport from mainline:
4247 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4249 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4251 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4253 PR tree-optimization/53239
4254 * tree-vrp.c (get_value_range): Set VR of
4255 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4258 2012-05-07 Richard Guenther <rguenther@suse.de>
4260 PR tree-optimization/53195
4261 * tree-inline.c (setup_one_parameter): Properly add referenced
4262 vars from the parameters new known value.
4264 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4266 Backport from mainline:
4267 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4270 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4273 2012-05-04 Ian Lance Taylor <iant@google.com>
4275 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4276 values from false to NULL.
4278 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4280 Backport from mainline
4281 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4284 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4285 (TARGET_CMOV): Rename from TARGET_CMOVE.
4286 (TARGET_CMOVE): New define.
4287 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4288 Do not set TARGET_CMOVE here.
4290 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4292 Backport from mainline:
4294 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4296 PR tree-optimization/52633
4297 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4298 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4299 (vect_recog_over_widening_pattern): Remove handling of code that was
4300 already detected as over-widening pattern. Remove special handling
4301 of "unsigned" cases. Instead, support general case of conversion
4302 of the shift result to another type.
4304 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4306 * tree-vect-patterns.c (vect_single_imm_use): New function.
4307 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4308 (vect_recog_over_widening_pattern): Likewise.
4309 (vect_recog_widen_shift_pattern): Likewise.
4311 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4313 PR tree-optimization/52870
4314 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4315 presumed pattern statement is within the same loop or basic block.
4317 2012-05-04 Richard Guenther <rguenther@suse.de>
4319 * common.opt (flto-report): Do not mark as Optimization.
4321 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4324 * recog.c (constrain_operands): If extra constraints are present, also
4325 accept pseudo-registers with equivalent memory locations during reload.
4327 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4329 Backport from the mainline
4330 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4333 * config/rs6000/rs6000.md (bswapdi splitters): If
4334 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4335 default) is used, generate an alternate sequence that does not
4336 depend on using indexed addressing.
4338 2012-05-03 David S. Miller <davem@davemloft.net>
4341 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4342 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4343 (sparc_emit_float_lib_cmp): Likewise.
4345 2012-05-04 Martin Jambor <mjambor@suse.cz>
4347 Backport from mainline
4348 2012-05-02 Martin Jambor <mjambor@suse.cz>
4351 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4352 of a variable when the contect is a function.
4354 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4357 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4358 append program name to it and pass that as first argument
4359 to make_relative_prefix. Always pass standard_libexec_prefix
4360 as last argument to make_relative_prefix. If
4361 make_relative_prefix returns NULL, fall back to
4362 standard_libexec_prefix.
4365 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4369 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4370 mode, return that mode.
4372 2012-05-03 Richard Guenther <rguenther@suse.de>
4374 PR tree-optimization/53144
4375 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4377 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4378 with SSA name values.
4379 (vn_reference_lookup_3): Adjust callers.
4381 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4383 PR tree-optimization/53163
4384 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4385 return value from compute_all_dependences.
4387 PR rtl-optimization/53160
4388 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4389 has been modified by ree pass already.
4391 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4393 Backport from mainline
4394 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4397 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4398 calls to cgraph_node_name in xstrdup.
4399 (ipa_make_edge_direct_to_target): Ditto.
4400 * tree-sra.c (convert_callers_for_node): Ditto.
4401 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4402 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4403 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4404 (cgraph_materialize_all_clones): Ditto.
4405 * ipa-inline.c (report_inline_failed_reason): Ditto.
4406 (want_early_inline_function_p): Ditto.
4407 (edge_badness): Ditto.
4408 (update_edge_key): Ditto.
4409 (flatten_function): Ditto.
4410 (ipa_inline): Ditto.
4411 (inline_always_inline_functions): Ditto.
4412 (early_inline_small_functions): Ditto.
4414 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4416 Backport from mainline
4417 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4419 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4420 Introduce emul_name to select the right linker emulation for
4421 powerpc64-*-freebsd*.
4422 * configure: Regenerate.
4423 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4424 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4425 * config/rs6000/freebsd64.h: New file.
4426 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4428 (rs6000_savres_strategy): Likewise.
4429 (rs6000_savres_routine_name): Likewise.
4430 (rs6000_elf_file_end): Likewise.
4431 * config/rs6000/t-freebsd64: New file.
4432 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4433 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4435 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4437 Backport from mainline
4438 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4441 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4443 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4445 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4446 predicate to discriminate types.
4448 2012-04-27 Richard Guenther <rguenther@suse.de>
4451 * convert.c (convert_to_integer): Avoid infinite recursion for
4452 target-defined built-in types.
4454 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4457 * config/cris/cris.md ("*andhi_lowpart_v32")
4458 ("*andqi_lowpart_v32"): Change first input-only operand from
4459 a (match_operand ...) to (match_dup 0). Drop alternatives with
4460 const_int-matching constraints for redundancy.
4461 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4462 three-operand alternative.
4464 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4466 Backport from mainline
4467 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4469 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4470 (*addsi_2_zext): Ditto.
4471 (*add<mode>_3): Ditto.
4472 (*addsi_3_zext): Ditto.
4473 (*add<mode>_5): Ditto.
4475 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4478 * c-typeck.c (set_nonincremental_init,
4479 set_nonincremental_init_from_string): Pass true instead of false
4480 as IMPLICIT to add_pending_init.
4482 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4484 Backport from 2012-04-24 mainline r186768.
4487 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4489 2012-04-24 Richard Guenther <rguenther@suse.de>
4491 PR tree-optimization/53085
4492 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4495 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4498 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4500 (output_addressed_constants): Likewise.
4503 * varasm.c (get_section): Don't ICE for section conflicts with
4504 built-in section kinds.
4506 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4508 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4510 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4512 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4514 2012-04-23 Richard Guenther <rguenther@suse.de>
4517 * c-typeck.c (build_binary_op): Fix typo.
4519 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4521 PR tree-optimizations/52891
4522 * tree-vect-patterns.c (adjust_bool_pattern): Use
4523 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4524 but with non-standard precision.
4526 2012-04-22 Ian Lance Taylor <iant@google.com>
4528 * godump.c (go_output_typedef): Dump size of structs.
4530 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4532 Backport from mainline:
4534 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4535 hints for 'A' operand types.
4537 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4539 Backport from 2012-04-19 mainline r186588.
4542 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4543 the case *(X+const).
4545 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4547 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4549 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4552 * config/i386/sync.md (atomic_<code><mode>): Rename to
4553 atomic_<logic><mode>.
4555 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4557 Backport from mainline
4558 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4561 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4562 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4563 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4564 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4565 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4566 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4567 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4568 gen_avx2_permvarv8sf.
4570 2012-04-16 Martin Jambor <mjambor@suse.cz>
4572 Backported from mainline
4574 2012-04-13 Martin Jambor <mjambor@suse.cz>
4577 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4578 fold_ctor_reference returns a zero constant.
4580 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4582 Backported from mainline
4583 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4585 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4586 and __ILP32__ for x32.
4588 2012-04-13 Tom de Vries <tom@codesourcery.com>
4590 Backport from mainline r186418.
4592 2012-04-13 Tom de Vries <tom@codesourcery.com>
4594 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4595 parameters vuse and vuse_escaped.
4596 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4597 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4600 2012-04-13 Richard Guenther <rguenther@suse.de>
4602 PR tree-optimization/52969
4603 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4604 the condition for the COND_EXPR and handle predicate negation
4605 by swapping the COND_EXPR arms.
4607 2012-04-13 Richard Guenther <rguenther@suse.de>
4610 * convert.c (convert_to_pointer): Remove special-casing of
4613 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4615 Backport from mainline
4616 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4619 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4620 the list of options to enable the FCFID instruction.
4621 (TARGET_EXTRA_BUILTINS): Adjust comment.
4623 2012-04-12 Richard Guenther <rguenther@suse.de>
4625 PR tree-optimization/52943
4626 * tree-chrec.h (chrec_is_positive): Remove.
4627 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4628 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4629 Return false for a constant zero instead of negative.
4630 (analyze_siv_subscript_cst_affine): Handle zero difference
4631 in the initial condition explicitely.
4633 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4636 * varasm.c (process_pending_assemble_externals): Set
4637 pending_assemble_externals_processed true.
4638 (assemble_external): Call assemble_external_real if the pending
4639 assemble externals have been processed.
4641 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4644 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4645 the DECL generated for the special GOT helper.
4647 2012-04-06 Walter Lee <walt@tilera.com>
4649 Backport from mainline
4650 2012-03-07 Walter Lee <walt@tilera.com>
4652 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4653 REG_CFA_* notes for the stack pointer.
4654 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4655 EH_RETURN_STACKADJ_RTX.
4656 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4657 generate REG_CFA_* notes for the stack pointer.
4658 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4659 by EH_RETURN_STACKADJ_RTX.
4661 2012-04-06 Matt Turner <mattst88@gmail.com>
4663 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4665 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4667 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4668 of the destination isn't also a FP_REGS register.
4670 2012-04-03 Richard Guenther <rguenther@suse.de>
4672 Backport from mainline
4673 2012-03-02 Richard Guenther <rguenther@suse.de>
4675 PR tree-optimization/52406
4676 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4677 (struct indices): Add unconstrained_base member.
4678 (struct dr_alias): Remove unused vops member.
4679 (DR_UNCONSTRAINED_BASE): New define.
4680 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4681 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4682 be an artificial access that covers the whole indexed object,
4683 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4684 plain decl base-objects to their MEM_REF variant.
4685 (dr_may_alias_p): When the base-object of either data reference
4686 has unknown size use only points-to information.
4687 (compute_affine_dependence): Make dumps easier to read and
4689 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4690 DR_REF when looking for packed references.
4691 (vect_supportable_dr_alignment): Likewise.
4693 2012-04-03 Richard Guenther <rguenther@suse.de>
4695 Backport from mainline
4696 2012-03-15 Richard Guenther <rguenther@suse.de>
4699 * tree-data-ref.c (subscript_dependence_tester_1): Check
4700 all dimensions for non-conflicting access functions.
4702 2012-04-03 Richard Guenther <rguenther@suse.de>
4704 Backport from mainline
4705 2012-03-06 Richard Guenther <rguenther@suse.de>
4708 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4710 2012-03-23 Richard Guenther <rguenther@suse.de>
4712 PR tree-optimization/52678
4713 * tree-vectorizer.h (struct _stmt_vec_info): Add
4714 loop_phi_evolution_part member.
4715 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4716 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4717 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4718 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4719 Use the cached evolution part and the PHI nodes value from
4720 the loop preheader edge instead of re-analyzing the evolution.
4722 2012-03-26 Richard Guenther <rguenther@suse.de>
4724 PR tree-optimization/52701
4725 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4726 compute and set the evolution part of PHI nodes.
4728 2012-03-30 Richard Guenther <rguenther@suse.de>
4730 PR tree-optimization/52754
4731 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4732 propagate arbitrary addresses into really plain dereferences.
4734 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4736 PR tree-optimization/52835
4737 * tree-data-ref.c (build_rdg): Return NULL if
4738 compute_data_dependences_for_loop failed.
4740 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4742 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4743 (stmt_can_make_abnormal_goto): Use it.
4744 (is_ctrl_altering_stmt): Likewise.
4746 2012-03-31 Martin Jambor <mjambor@suse.cz>
4748 Backported from mainline
4749 2012-03-30 Martin Jambor <mjambor@suse.cz>
4751 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4752 is a builtin_stack_save in a dominating BB.
4754 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4756 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4757 crossing 128bit lane boundary.
4759 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4761 Backported from mainline
4762 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4765 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4767 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4768 * config/i386/i386.c: Include reload.h.
4769 (ix86_legitimize_reload_address): New function.
4771 2012-03-28 Martin Jambor <mjambor@suse.cz>
4773 Backported from mainline
4774 2012-03-27 Martin Jambor <mjambor@suse.cz>
4777 * tree-sra.c (sra_modify_assign): Do not call
4778 load_assign_lhs_subreplacements when working with an unscalarizable
4781 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4784 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4785 __builtin_va_start to __builtin_next_arg if the latter is
4786 builtin_decl_explicit_p rather than when it is not.
4789 * tree-vect-generic.c (vector_element): Perform multiplication
4790 for pos in bitsizetype type instead of idx type.
4792 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4794 Backport from 2012-03-28 mainline r185910.
4797 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4798 (avr_builtin_decl): New static function.
4799 (struct avr_builtin_description, avr_bdesc): Move up.
4800 Add GTY marker. Add field fndecl. Remove redundant field id.
4801 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4802 (avr_expand_builtin): Code cleanup because .id is removed.
4804 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4807 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4810 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4812 Backport from 2012-03-28 mainline r185907.
4815 * config.gcc (tm_file): Remove avr/multilib.h.
4817 * doc/invoke.texi (AVR Options): Adjust
4818 documentation of -mtiny-stack.
4820 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4821 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4822 * config/avr/t-avr: Remove generation of multilib.h.
4823 * config/avr/t-multilib: Regenerate.
4824 * config/avr/multilib.h: Remove.
4825 * config/avr/avr.opt (-msp8): New option.
4826 (avr_sp8): New variable.
4827 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4828 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4829 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4830 (avr_device_to_sp8): New prototype.
4831 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4832 (DRIVER_SELF_SPECS): New define.
4833 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4834 __AVR_SP8__, __AVR_HAVE_SPH__.
4835 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4836 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4837 (avr_file_start): Ditto.
4839 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4842 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4843 instead of 8 in adjust_address.
4845 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4847 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4848 of a unit before computing the offset in units.
4850 2012-03-27 Richard Guenther <rguenther@suse.de>
4853 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4856 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4859 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4861 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4864 * varasm.c: Include pointer-set.h.
4865 (pending_assemble_externals_set): New pointer set.
4866 (process_pending_assemble_externals): Destroy the pointer set.
4867 (assemble_external): See if decl is in pending_assemble_externals_set,
4868 and add it to pending_assemble_externals if necessary.
4869 (init_varasm_once): Allocate pending_assemble_externals_set.
4871 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4873 Backported from mainline
4874 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4877 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4878 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4879 (vector_ltgt<mode>): Likewise.
4880 (vector_ordered<mode>): Likewise.
4881 (vector_unordered<mode>): Likewise.
4882 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4884 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4886 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4889 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4891 Backported from mainline
4892 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4896 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4897 GENERAL_REGS and FP_REGS for SImode.
4899 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4902 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4903 on any new_local_var_chain vars declared during recursing on
4904 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4906 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4908 Backport from 2012-03-22 mainline r185692.
4911 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4912 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4913 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4914 (delay_cycles_1, delay_cycles_2): Ditto.
4915 (delay_cycles_3, delay_cycles_4): Ditto.
4916 (nopv, *nopv): Ditto.
4917 (sleep, *sleep): Ditto.
4920 Backport from 2012-03-21 mainline r185605.
4922 PR rtl-optimization/52543
4924 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4925 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4926 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4927 (avr_load_libgcc_p): Restrict to __flash loads.
4928 (avr_out_lpm): Only handle 1-byte loads from __flash.
4929 (avr_load_lpm): New function.
4930 (avr_find_unused_d_reg): Remove.
4931 (avr_out_lpm_no_lpmx): Remove.
4932 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4933 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4934 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4935 (load_<mode>, load_<mode>_clobber): New insns.
4936 (mov<mode>): For multi-byte move from non-generic
4937 16-bit address spaces: Expand to load_<mode> resp.
4938 load_<mode>_clobber.
4939 (load<mode>_libgcc): Remove expander.
4940 (split-lpmx): Remove split.
4942 Backport from 2012-03-13 mainline r185329.
4945 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4946 offset (size) to a value the insns can deal with.
4947 (expand_epilogue): Ditto.
4949 Backport from 2012-03-12 mainline r185256.
4952 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4953 type from reg_class_t to enum reg_class.
4954 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4956 Backport from 2012-03-12 mainline r185253.
4959 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4960 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4961 r184615 from 2012-02-28.
4963 Backport from 2012-03-08 mainline r185105.
4965 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4966 for constants in [-63,63].
4968 Backport from 2012-03-08 mainline r185100.
4971 * config/avr/avr.c (avr_mem_clobber): New static function.
4972 (avr_expand_delay_cycles): Add memory clobber operand to
4973 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4974 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4975 (enable_interrupt, disable_interrupt): New expander.
4976 (nopv, sleep, wdr): New expanders.
4977 (delay_cycles_1): Add memory clobber.
4978 (delay_cycles_2): Add memory clobber.
4979 (delay_cycles_3): Add memory clobber.
4980 (delay_cycles_4): Add memory clobber.
4981 (cli_sei): New insn from former "enable_interrupt",
4982 "disable_interrupt" with memory clobber.
4983 (*wdt): New insn from former "wdt" with memory clobber.
4984 (*nopv): Similar, but for "nopv".
4985 (*sleep): Similar, but for "sleep".
4987 Backport from 2012-03-07 mainline r185043.
4990 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4992 Backport from 2012-03-07 mainline r185032.
4995 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4996 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4997 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4999 Backport from 2012-03-07 mainline r185031.
5002 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
5004 * config/avr/avr.md (xload_8): Adjust insn length.
5006 Backport from 2012-03-07 mainline r185030.
5009 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
5010 if RAMPZ affects reading from RAM.
5012 Backport from 2012-03-05 mainline r184919.
5014 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5016 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
5018 Backport from mainline r185259.
5021 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
5022 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
5024 2012-03-22 Jakub Jelinek <jakub@redhat.com>
5026 Backported from mainline
5027 2012-03-13 Jakub Jelinek <jakub@redhat.com>
5030 * c-parser.c (c_parser_postfix_expression)
5031 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
5033 * config/i386/smmintrin.h: Avoid /* within a comment.
5034 * config/i386/nmmintrin.h: Likewise.
5036 2012-03-22 Richard Guenther <rguenther@suse.de>
5038 * BASE-VER: Set to 4.7.1.
5039 * DEV-PHASE: Set to prerelease.
5041 2012-03-22 Release Manager
5043 * GCC 4.7.0 released.
5045 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5047 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
5049 2012-03-15 Jakub Jelinek <jakub@redhat.com>
5050 Andrew Pinski <apinski@cavium.com>
5053 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
5054 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
5055 calls instead of __builtin_ir{int,ound}*.
5057 2012-03-14 Jakub Jelinek <jakub@redhat.com>
5060 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
5063 2012-03-13 Joseph Myers <joseph@codesourcery.com>
5065 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
5066 Refer to GCC 4.7 version of c99status.html.
5068 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5070 Backport from mainline
5071 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5073 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5074 redefine to be NULL if the current bit-size is different from the
5075 configured bit-size.
5077 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5078 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5079 set the default tuning. Add asserts to make sure the cpu and tune
5080 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5081 test whether the index is set, instead of > 0.
5082 (rs6000_file_start): Do not reset the default cpu if the current
5083 bit-size is different from the configured bit-size.
5085 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5087 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5089 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5090 Update binutils references.
5091 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5092 Update binutils reference.
5093 Update Sun as/GNU ld caveat.
5094 Document binutils largefile requirement for LTO plugin.
5095 Remove reference to alternate libpthread.
5097 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5099 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
5101 (Specific, mips-sgi-irix6): Likewise.
5103 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5105 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5106 * configure: Regenerate.
5108 2012-03-07 Richard Henderson <rth@redhat.com>
5110 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5111 * config/m68k/sync.md (atomic_test_and_set): Use it.
5112 (atomic_test_and_set_1): Likewise.
5114 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5117 * Makefile.in: Let install-gcc-ar depend on installdirs,
5118 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5119 Don't double canonicalize if cross-compiling.
5121 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5123 * trans-mem.c: New typedef for tm_region_p.
5124 Define vector types for tm_region_p.
5125 (tm_region_init): Replace region_worklist to a vector called
5128 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5131 * trans-mem.c (tm_region_init): Use last_basic_block.
5133 2012-03-05 Richard Henderson <rth@redhat.com>
5136 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5137 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5138 BIGGEST_ALIGNMENT is aligned.
5140 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5142 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5144 2012-03-05 Richard Henderson <rth@redhat.com>
5147 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5148 instead of calling negqi2 directly.
5150 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5152 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5153 (INTMAX_TYPE): Use it.
5154 (UINTMAX_TYPE): Likewise.
5155 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5156 (irix6_c_common_override_options): Declare.
5157 (C_COMMON_OVERRIDE_OPTIONS): Define.
5158 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
5159 * config/mips/irix6-c.c: New file.
5160 * config/mips/t-irix6 (irix6-c.o): New target.
5161 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
5164 2012-03-02 Richard Henderson <rth@redhat.com>
5166 * optabs.c (expand_atomic_test_and_set): Honor
5167 atomic_test_and_set_trueval even when atomic_test_and_set
5168 optab is not in use.
5170 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5172 Backport from mainline
5173 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5175 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5177 2012-03-02 Richard Guenther <rguenther@suse.de>
5179 * DEV-PHASE: Set to prerelease.
5181 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5183 * config.gcc (obsolete): Add all ARM targets using the FPA.
5184 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5185 * doc/install.texi: Avoid references to obsolete ARM ports.
5187 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5189 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5191 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5192 Joern Rennecke <joern.rennecke@embecosm.com>
5194 * doc/extend.texi: Expand and update information on interrupt
5195 attribute for Epiphany.
5197 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5199 * config/sh/sh-protos.h: Update copyright notice dates.
5200 * config/sh/sh.h: Likewise.
5201 * config/sh/sh.md: Likewise.
5202 * config/sh/constraints.md: Likewise.
5203 * config/sh/predicates.md: Likewise.
5205 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5207 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5208 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5210 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5212 * config/sh/constraints.md: Fix comment typo.
5214 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5217 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5218 unsigned HOST_WIDE_INT.
5219 (zvdep_imm64): Likewise.
5220 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5221 (vdepi_and): Likewise.
5222 Likewise for unamed 64-bit patterns.
5223 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5225 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5228 PR rtl-optimization/52417
5229 * cselib.c (cselib_any_perm_equivs): New variable.
5230 (cselib_reset_table): Check that it's not set when not
5231 preserving constants.
5232 (cselib_add_permanent_equiv): Set it.
5233 (cselib_have_permanent_equivalences): New.
5234 (cselib_init, cselib_finish): Reset it.
5235 * cselib.h (cselib_have_permanent_equivalences): Declare.
5236 * alias.c (get_addr): Restore earlier behavior when there
5237 aren't permanent equivalences.
5239 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5241 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5242 * config/v850/v850-modes.def: Fix copyright notice.
5244 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5246 * doc/extend.texi (AVR Built-in Functions): Document
5247 __builtin_avr_flash_segment.
5249 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5250 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5251 (*split.flash_segment): New insn-and-split.
5252 * config/avr/avr.c (avr_init_builtins): Add local variables:
5253 const_memx_void_node, const_memx_ptr_type_node,
5254 char_ftype_const_memx_ptr.
5256 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5258 PR tree-optimization/52445
5259 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5260 add ssa_name_ver, offset and size fields and change store field
5262 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5263 (add_or_mark_expr): Likewise. Only consider previous stores
5264 with the same size and offset.
5265 (nt_init_block): Only look at gimple_assign_single_p stmts,
5266 doesn't look at rhs2.
5268 2012-03-01 Richard Guenther <rguenther@suse.de>
5271 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5272 conversions from integral types to pointer types.
5274 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5276 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5277 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5278 unintentionally removed in r184616.
5280 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5282 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5285 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5286 Uros Bizjak <ubizjak@gmail.com>
5289 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5290 alternatives, add "e" constraint to the new last alternative
5291 and ! to last 3 alternatives.
5293 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5295 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5296 DW_AT_artificial attributes at the end of the processing.
5297 (gen_array_type_die): Likewise.
5298 (gen_enumeration_type_die): Likewise.
5299 (gen_struct_or_union_type_die): Likewise.
5300 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5303 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5306 * expr.c (expand_assignment): If doing misaligned store that doesn't
5307 cover all mode bits, perform a RMW cycle.
5309 PR tree-optimization/52429
5310 * tree-parloops.c (separate_decls_in_region_debug): Return early
5311 if var is LABEL_DECL.
5313 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5315 PR tree-optimization/52424
5316 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5317 calling dom_thread_across_edge.
5319 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5321 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5323 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5325 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5326 * config/avr/avr.c (avr_output_bld): Remove unused function.
5327 (avr_out_sbxx_branch): Use "%T" to print bit position.
5329 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5331 * config/avr/avr.md: Untabify.
5333 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5335 * config/avr/avr.md (eqne): New code iterator.
5336 (*dec-and-branchsi): Use it in text peephole's condition.
5337 (*dec-and-branchhi): Ditto.
5338 (*dec-and-branchqi): Ditto.
5340 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5343 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5344 the device does not have the skip-bug.
5346 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5348 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5349 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5350 -mpretend-cmove): New.
5352 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5355 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5356 doesn't count DEBUG_INSN refs.
5357 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5358 for DEBUG_INSN refs.
5360 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5364 2012-02-20 Richard Guenther <rguenther@suse.de>
5365 PR tree-optimization/52298
5366 * tree-vect-stmts.c (vectorizable_load): Properly use
5367 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5370 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5373 * gimple.h (gimple_in_transaction): New.
5374 (gimple_set_in_transaction): New.
5375 (struct gimple_statement_base): Add in_transaction field.
5376 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5378 (tree_ssa_lim_initialize): Compute transaction bits.
5379 * tree.h (compute_transaction_bits): Protoize.
5380 * trans-mem.c (tm_region_init): Use the heap to store BB
5382 (compute_transaction_bits): New.
5384 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5386 * gcc.c (display_help): Document --help=common and sort entries
5389 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5391 * doc/install.texi: Document check-$LANG specific shortcuts
5393 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5396 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5398 * config/arm/arm_neon.h: Regenerate.
5399 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5400 (neon_vcgeu): New insn.
5401 (neon_vcgtu): Likewise.
5402 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5403 (ops): Unsigned comparison intrinsics call a different
5406 2012-02-28 Richard Guenther <rguenther@suse.de>
5409 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5410 ordering for the VEC_CONCAT for two element vectors for
5411 V2SFmode, V2SImode and V2DImode.
5413 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5416 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5417 detecting big-endian triplets.
5419 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5421 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5422 mode if there is no type information available.
5424 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5426 PR tree-optimization/53207
5427 * doc/invoke.texi: Document as experimental and relying on graphite.
5429 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5431 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5432 of initializer to changes from r184614.
5434 2012-02-28 Richard Guenther <rguenther@suse.de>
5436 PR tree-optimization/52395
5437 * tree-sra.c (build_ref_for_offset): Also look at the base
5438 TYPE_ALIGN when figuring out the alignment of the replacement.
5440 2012-02-28 Richard Guenther <rguenther@suse.de>
5442 PR tree-optimization/52402
5443 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5444 mis-aligned types when creating the accesses at the call site.
5446 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5448 * config/avr/builtins.def: New file.
5449 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5450 * config/avr/avr.c (enum avr_builtin_id): Use it.
5451 (avr_init_builtins): Use it. And use avr_bdesc.
5452 (bdesc_1arg): Remove.
5453 (bdesc_2arg): Remove.
5454 (bdesc_3arg): Remove.
5455 (struct avr_builtin_description): Add field n_args.
5456 (avr_bdesc): New static variable using builtins.def.
5457 (avr_expand_builtin): Use it.
5458 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5459 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5460 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5462 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5465 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5466 match only one single hard register with respective hard reg rtx.
5467 (movmemx_<mode>): Ditto.
5468 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5469 insn anatomy of movmem[x]_<mode>.
5470 (avr_out_movmem): Same for printing assembler and operand usage.
5472 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5476 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5477 address spaces located outside of device flash.
5479 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5480 (mcu_type_s): Add field n_flash.
5481 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5482 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5483 (AVR_MCU): Add N_FLASH argument.
5484 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5485 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5486 macro __FLASH<n> if that address space makes sense for the device.
5487 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5488 outside of target flash.
5489 (avr_asm_named_section): Ditto.
5490 (avr_asm_select_section): Ditto.
5491 (avr_addr_space_convert): Ditto.
5492 (avr_emit_movmemhi): Ditto.
5493 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5494 address space is outside of device flash.
5495 (avr_insert_attributes): Ditto.
5496 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5497 avr_current_arch->n_segments.
5499 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5502 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5504 (*movabs<mode>_2): Likewise.
5506 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5509 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5510 s_register_operand in the test instead of REG_P. Don't call
5511 gen_reg_rtx if it won't be used.
5513 PR tree-optimization/52376
5514 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5516 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5518 * ifcvt.c (noce_get_condition): Check condition variable is not
5519 small_register_classes_for_mode_p before accepting.
5521 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5523 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5525 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5528 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5529 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5531 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5533 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5535 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5537 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5539 * config/sh/predicates.md: Remove blank lines.
5540 * config/sh/sh.c: Fix typos in comments.
5541 * config/sh/constraints.md: Likewise.
5542 * config/sh/sh.md: Remove blank lines.
5543 Fix typos in comments. Use ;; as comment characters.
5545 2012-02-26 Walter Lee <walt@tilera.com>
5547 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5548 (replace_mov_pcrel_step2): Ditto.
5550 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5553 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5554 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5555 and locs that reference values newer than the non-canonical value
5556 at hand. Return the canonical value as a worst case.
5557 (memrefs_conflict_p): Walk canonical value's locs.
5560 * cselib.c (preserve_only_constants): Rename to...
5561 (preserve_constants_and_equivs): ... this. Split out...
5562 (invariant_or_equiv_p): ... this. Preserve plus expressions
5563 of other preserved expressions too.
5564 (cselib_reset_table): Adjust.
5565 * var-tracking.c (reverse_op): Use canonical value to build
5568 2012-02-23 Kai Tietz <ktietz@redhat.com>
5570 * config/i386/i386.c (ix86_delegitimize_address): Handle
5571 UNSPEC_PCREL plus displacement.
5573 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5576 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5577 to test for unusedness in st X addressing.
5579 2012-02-24 Richard Guenther <rguenther@suse.de>
5582 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5583 (is_gimple_reg_type): Move inline ...
5584 * gimple.h (is_gimple_reg_type): ... here.
5586 2012-02-24 Richard Guenther <rguenther@suse.de>
5589 * passes.c (execute_function_todo): When verifying SSA form
5590 verify gimple form first.
5591 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5593 2012-02-24 Richard Guenther <rguenther@suse.de>
5596 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5597 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5599 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5601 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5603 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5605 * tree-phinodes.c (make_phi_node): Mark static.
5606 * tree-flow.h (make_phi_node): Remove extern decl.
5607 * doc/gimple.texi (make_phi_node): Remove documentation.
5609 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5611 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5612 * tree-ssa-sccvn.c (print_scc): Ditto.
5614 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5616 * doc/passes.texi (Full redundancy elimination): Fix typo.
5618 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5620 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5622 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5625 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5627 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5630 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5632 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5634 * config/avr/avr.md (code_stdname): Add ior, xor.
5635 (xior): New code iterator.
5636 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5637 (*<code_stdname><mode>qi.byte1-3): Ditto.
5639 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5641 PR tree-optimization/52019
5642 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5645 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5647 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5648 HAVE_INITFINI_ARRAY to work around namespace pollution in
5649 certain versions of newlib system headers.
5650 * config.in: Regenerate.
5651 * configure: Regenerate.
5652 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5653 instead of HAVE_INITFINI_ARRAY.
5655 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5658 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5659 is not offsettable memory reference.
5661 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5664 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5665 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5667 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5669 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5670 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5672 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5674 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5675 library on Solaris 8 even without TLS support.
5676 * configure: Regenerate.
5678 2012-02-22 Richard Guenther <rguenther@suse.de>
5681 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5682 for GIMPLE_DEBUG stmts.
5684 2012-02-22 Martin Jambor <mjambor@suse.cz>
5687 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5688 according to the base object.
5690 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5692 PR rtl-optimization/50063
5693 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5694 and 2 (8-bit SP) in operand 2.
5695 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5696 setup to use movhi_sp_r instead of vanilla move to write SP.
5697 Adjust REG_CFA notes to superseed unspec.
5698 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5700 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5701 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5702 irq_state 1 (IRQ known to be on) here.
5704 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5706 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5708 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5709 assign_hard_reg): Likewise.
5711 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5713 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5715 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5718 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5719 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5721 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5723 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5724 prototype from here to...
5725 * config/avr/avr.h: ...here.
5727 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5730 * thumb2.md (thumb2_shiftsi3_short): Split register and
5731 immediate shifts. For register shifts tie operands 0 and 1.
5732 (peephole2 for above): Check that register-controlled shifts
5733 have suitably tied operands.
5735 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5738 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5739 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5740 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5741 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5742 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5743 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5744 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5745 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5746 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5747 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5748 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5749 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5750 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5751 bdver1_ssevector_avx256_unaligned_load,
5752 bdver1_ssevector_sse128_unaligned_load,
5753 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5754 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5755 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5756 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5757 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5758 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5759 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5760 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5761 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5762 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5763 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5764 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5765 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5766 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5767 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5768 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5769 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5770 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5771 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5772 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5773 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5774 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5775 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5776 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5777 bdver1_ssediv_double_load, bdver1_ssediv_double,
5778 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5779 Add "bdver2" attribute.
5781 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5783 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5784 default if possible and not specified otherwise.
5786 2012-02-21 Richard Guenther <rguenther@suse.de>
5789 * gimplify.c (create_tmp_from_val): Use the main variant type
5790 for the type of the temporary we create.
5792 2012-02-21 Richard Guenther <rguenther@suse.de>
5794 PR tree-optimization/52324
5795 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5796 do not gimplify a MEM_REF address operand if it is already
5799 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5801 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5802 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5804 2012-02-21 Richard Guenther <rguenther@suse.de>
5806 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5807 nested_in_vect_loop.
5809 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5811 PR tree-optimization/52318
5812 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5813 vdef also to non-pure/const call stmts in the sequence.
5815 2012-02-20 David S. Miller <davem@davemloft.net>
5817 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5818 don't use the "rd %pc" instruction on v9 for PIC register loads.
5820 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5823 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5824 in a transaction safe function.
5826 2012-02-20 Kai Tietz <ktietz@redhat.com>
5829 * stor-layout.c (place_field): Handle desired_align for
5832 2012-02-20 Richard Guenther <rguenther@suse.de>
5834 PR tree-optimization/52298
5835 * tree-vect-stmts.c (vectorizable_store): Properly use
5836 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5838 (vectorizable_load): Likewise.
5839 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5840 Access DR_STEP after ensuring it is not NULL.
5842 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5844 PR tree-optimization/52286
5845 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5846 optimization use double_int_to_tree instead of build_int_cst_wide,
5847 rewrite to use double_int vars.
5849 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5852 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5854 Remove -e 0 from $gcc_cv_ld invocation.
5855 Only use __GLIBC_PREREQ if defined.
5856 Enable on Solaris since Solaris 8 patch.
5857 (gcc_SUN_LD_VERSION): New macro.
5858 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5859 gcc_SUN_LD_VERSION for version number format.
5860 * configure: Regenerate.
5861 * varasm.c (get_elf_initfini_array_priority_section): Set
5862 SECTION_NOTYPE for non-default priority.
5863 Use get_section instead of get_unnamed_section to emit
5864 .init_array/.fini_array with default priority.
5866 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5868 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5869 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5870 (mips_start_unique_function, mips_output_mips16_rdhwr)
5871 (mips_code_end): New functions.
5872 (TARGET_ASM_CODE_END): Define.
5874 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5876 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5877 to stubs with non-sibling calls.
5879 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5881 * doc/invoke.texi (-fira-* options): Copy-edit.
5882 (ira-* parameters): Copy-edit.
5884 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5886 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5887 GCC coding conventions.
5889 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5891 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5892 when used as adjectives.
5894 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5896 * doc/invoke.texi: Clean up "that"/"which" confusion.
5898 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5900 * system.h: Poison SMALL_REGISTER_CLASSES
5901 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5902 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5904 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5906 PR tree-optimization/52285
5907 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5908 when deciding if a call is a tail call or tail recursion.
5910 2012-02-16 Kai Tietz <ktietz@redhat.com>
5912 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5913 interger-constant displacement for UNSPEC_PCREL.
5915 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5917 PR rtl-optimization/52208
5918 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5919 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5921 PR tree-optimization/52255
5922 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5923 loop->header has virtual PHI, but exit_e->dest doesn't, add
5924 virtual PHI to exit_e->dest and adjust all uses after the loop.
5927 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5928 children with clone_tree_hash, not after it.
5930 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5932 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5933 extended identifiers.
5935 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5938 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5939 a same_body_alias, also test whether e->callee isn't a former
5940 or current clone of the decl this is a same body alias of.
5942 PR translation/52264
5943 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5945 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5947 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5949 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5952 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5953 force_reg instead of copy_to_reg for better optimization. Force
5954 non-register or memory operands into a register.
5956 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5958 * extend.texi: Reserve upper bits of memory model for future use.
5960 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5961 Anatoly Sokolov <aesok@post.ru>
5962 Eric Weddington <eric.weddington@atmel.com>
5965 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5966 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5967 Rewrite initializers for .macro.
5968 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5969 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5970 atxmega32d4, atxmega32x1.
5971 avrxmega4: atxmega64a3, atxmega64d3.
5972 avrxmega5: atxmega64a1, atxmega64a1u.
5973 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5974 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5975 avrxmega7: atxmega128a1, atxmega128a1u.
5976 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5977 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5978 (struct base_arch_s): Rename reserved to xmega_p.
5979 Rename reserved2 to have_rampd.
5980 (AVR_XMEGA): New define.
5981 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5982 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5983 * config/avr/predicates.md (io_address_operand): Take into
5985 (low_io_address_operand): Ditto.
5986 (high_io_address_operand): Ditto.
5987 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5988 (enabled, movhi_sp_r): Use them.
5989 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5990 cpp_define_formatted to built-in define __AVR_ARCH__.
5991 (__AVR_XMEGA__): New built-in define.
5992 (__AVR_HAVE_RAMPD__): New built-in define.
5993 (__AVR_HAVE_RAMPX__): New built-in define.
5994 (__AVR_HAVE_RAMPY__): New built-in define.
5995 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5997 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5998 (avr_option_override): Initialize them.
5999 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6000 (avr_init_expanders): Initialize them. No more block several calls.
6001 (emit_push_sfr): New static function.
6002 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6004 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6005 (avr_print_operand): Print addreeses as symbols for
6006 RAMPX, RAMPY, RAMPD, CCP.
6007 (output_movhi): Handle AVR_XMEGA when writing to SP.
6008 (avr_out_movhi_mr_r_xmega): New static function.
6009 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6010 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6011 __RAMPD__, __CCP__ as needed.
6013 * config/avr/multilib.h: Regenerate.
6014 * config/avr/t-multilib: Regenerate.
6015 * config/avr/avr-tables.opt: Regenerate.
6017 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6019 PR tree-optimization/50561
6020 * graphite-flattening.c (lst_project_loop): Do not
6021 remove old scattering dimensions after flattening.
6022 (lst_do_flatten): Likewise.
6024 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6026 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6027 __builtin_avr_map8, __builtin_avr_map16.
6028 Document __builtin_avr_insert_bits.
6030 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6031 (insert_bits): New insn.
6032 (adjust_len.map_bits): Rename to insert_bits.
6033 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6034 * avr-protos.h (avr_out_map_bits): Remove.
6035 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6036 * config/avr/constraints.md (Cxf,C0f): New.
6037 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6038 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6039 New built-in define __BUILTIN_AVR_INSERT_BITS.
6040 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6041 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6042 (avr_move_bits): Rewrite.
6043 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6045 (avr_map_op_t): New typedef.
6046 (avr_map_op): New static variable.
6047 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6048 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6049 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6050 (bdesc_3arg, avr_expand_triop_builtin): New.
6051 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6052 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6053 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6054 (avr_map_equal_p, avr_map_sig_p): Remove.
6055 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6056 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6057 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6058 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6059 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6060 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6062 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6064 * config/c6x/c6x.md (reserve_cycles): New attribute.
6065 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6066 don't reserve functional units after the branch occurs.
6068 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6071 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6072 functions into non-tm_pure functions.
6074 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6077 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6078 (iterative_hash_canonical_type): Likewise.
6079 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6082 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6084 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6085 sched-group insn, it either remains alone or the entire list is pruned.
6087 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6089 * doc/install.texi (Prerequisites): Fix grammar.
6090 (Configuration): Likewise.
6092 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6094 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6095 MPC as part of GCC before describing configuring with --with-gmp etc.
6096 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6097 sources are present.
6099 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6102 * dwarf2out.c (clone_tree_hash): New function.
6103 (copy_decls_walk): Use it instead of clone_tree.
6105 2012-02-14 Richard Guenther <rguenther@suse.de>
6107 PR tree-optimization/52244
6108 PR tree-optimization/51528
6109 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6110 replacements for integral types.
6112 2012-02-14 Walter Lee <walt@tilera.com>
6114 * config.gcc: Handle tilegx and tilepro.
6115 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6117 Add HAVE_AS_TLS check for tilegx and tilepro.
6118 * configure: Regenerate.
6119 * doc/contrib.texi: Add Mat Hostetter and self.
6120 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6121 Document instruction intrinsics and network accessing intrinsics.
6122 (TILEPro Built-in Functions): New node. Document instruction
6123 intrinsics and network accessing intrinsics.
6124 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6125 (Specific, tilepro-*-linux*): Likewise.
6126 * doc/invoke.texi (TILE-Gx Options): New section.
6127 (TILEPro Options): New section.
6128 * doc/md.texi (TILE-Gx): New section.
6129 (TILEPro): New section.
6130 * common/config/tilegx/tilegx-common.c: New file.
6131 * common/config/tilepro/tilepro-common.c: New file.
6132 * config/tilegx/constraints.md: New file.
6133 * config/tilegx/linux.h: New file.
6134 * config/tilegx/mul-tables.c: New file.
6135 * config/tilegx/predicates.md: New file.
6136 * config/tilegx/sync.md: New file.
6137 * config/tilegx/t-tilegx: New file.
6138 * config/tilegx/tilegx-builtins.h: New file.
6139 * config/tilegx/tilegx-c.c: New file.
6140 * config/tilegx/tilegx-generic.md: New file.
6141 * config/tilegx/tilegx-modes.def: New file.
6142 * config/tilegx/tilegx-multiply.h: New file.
6143 * config/tilegx/tilegx-protos.h: New file.
6144 * config/tilegx/tilegx.c: New file.
6145 * config/tilegx/tilegx.h: New file.
6146 * config/tilegx/tilegx.md: New file.
6147 * config/tilegx/tilegx.opt: New file.
6148 * config/tilepro/constraints.md: New file.
6149 * config/tilepro/gen-mul-tables.cc: New file.
6150 * config/tilepro/linux.h: New file.
6151 * config/tilepro/mul-tables.c: New file.
6152 * config/tilepro/predicates.md: New file.
6153 * config/tilepro/t-tilepro: New file.
6154 * config/tilepro/tilepro-builtins.h: New file.
6155 * config/tilepro/tilepro-c.c: New file.
6156 * config/tilepro/tilepro-generic.md: New file.
6157 * config/tilepro/tilepro-modes.def: New file.
6158 * config/tilepro/tilepro-multiply.h: New file.
6159 * config/tilepro/tilepro-protos.h: New file.
6160 * config/tilepro/tilepro.c: New file.
6161 * config/tilepro/tilepro.h: New file.
6162 * config/tilepro/tilepro.md: New file.
6163 * config/tilepro/tilepro.opt: New file.
6165 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6167 PR tree-optimization/52210
6168 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6169 vect_model_simple_cost with two entry vect_def_type array instead
6170 of an address of dt.
6172 2012-02-14 Richard Guenther <rguenther@suse.de>
6175 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6176 Do not stream DECL_QUALIFIER.
6177 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6178 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6179 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6181 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6184 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6187 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6190 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6191 * cselib.c (cselib_subst_to_values_from_insn): New function.
6192 * sched-deps.c (add_insn_mem_dependence,
6193 sched_analyze_1, sched_analyze_2): Use it.
6195 2012-02-13 Jan Hubicka <jh@suse.cz>
6198 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6200 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6202 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6203 (GTM_SELF_SPECS): Define if not already defined.
6204 (driver_self_specs): Add GTM_SELF_SPECS.
6205 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6206 (GTM_SELF_SPECS): Define.
6207 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6208 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6210 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6212 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6215 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6218 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6219 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6221 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6224 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6226 2012-02-13 Richard Guenther <rguenther@suse.de>
6228 PR translation/52211
6229 * passes.c (enable_disable_pass): Fix typo.
6231 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6234 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6235 XOR for reduce_bit_field if type is unsigned.
6237 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6239 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6240 disallow changes from SFmode to mode with different size in FP regs.
6242 2012-02-12 Robert Millan <rmh@gnu.org>
6243 Gerald Pfeifer <gerald@pfeifer.com>
6245 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6248 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6250 PR rtl-optimization/52175
6251 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6252 to frame-related instructions.
6254 2012-02-10 Jason Merrill <jason@redhat.com>
6257 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6258 (demangle_new_symbols): Fill it.
6259 (scan_linker_output): Walk it.
6260 (start_tweaking): Split out from scan_linker_output.
6261 (maybe_tweak): Update sym->chosen.
6262 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6264 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6267 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6269 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6271 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6272 having the same mode as previous compare.
6274 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6276 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6277 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6278 (nonlocal_goto_internal): Likewise.
6279 (nonlocal_goto): Emit a use and an indirect jump directly.
6281 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6284 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6285 __atomic_{is,always}_lock_free.
6287 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6290 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6291 negative constant address for x32.
6293 2012-02-10 Richard Henderson <rth@redhat.com>
6295 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6296 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6297 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6299 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6300 Ira Rosen <irar@il.ibm.com>
6302 PR tree-optimization/50031
6303 * targhooks.c (default_builtin_vectorization_cost): Handle
6305 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6306 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6307 all types of reduction and pattern statements.
6308 (vect_estimate_min_profitable_iters): Likewise.
6309 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6310 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6311 for explicit realigns.
6312 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6313 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6315 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6316 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6317 vec_perm for VSX and handle vec_promote_demote.
6319 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6322 * builtins.c (fold_builtin_atomic_always_lock_free,
6323 expand_builtin_atomic_always_lock_free,
6324 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6325 Return and/or test boolean_true_node/boolean_false_node instead of
6326 integer_one_node/integer_zero_node.
6328 2012-02-10 Jan Hubicka <jh@suse.cz>
6331 * predict.c (predict_paths_for_bb): Prevent looping.
6332 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6334 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6336 * config/arm/arm.c (output_move_double): In one case properly
6337 count number of instructions that will be emitted.
6339 2012-02-10 Richard Guenther <rguenther@suse.de>
6341 PR translation/52193
6342 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6344 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6347 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6349 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6352 * var-tracking.c (emit_note_insn_var_location): If
6353 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6354 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6355 non-NOTE_DURING_CALL_P insn.
6357 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6360 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6362 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6365 * gcc.c (switch_matches) Support switches with separated form,
6368 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6370 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6372 (RAMPZ_ADDR): Ditto.
6373 * config/avr/avr.c (avr_addr_t): New typedef.
6374 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6375 (avr_init_expanders): Initialize it.
6376 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6378 (expand_epilogue): Ditto.
6379 (avr_print_operand): Ditto.
6380 (avr_file_start): Ditto.
6381 (avr_emit_movmemhi): Ditto.
6383 2012-02-08 Richard Guenther <rguenther@suse.de>
6385 PR tree-optimization/46886
6386 * tree-flow.h (do_while_loop_p): Declare.
6387 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6388 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6390 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6392 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6393 always succeed for integers larger than a native word.
6395 2012-02-08 Richard Guenther <rguenther@suse.de>
6397 PR rtl-optimization/52170
6398 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6399 properly handle integer vector modes.
6401 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6403 PR gcov-profile/52150
6404 * coverage.c: Include target.h.
6405 (build_var): Call targetm.strip_name_encoding on the assembler name.
6406 Change one _ into . or $ if the target allows it.
6407 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6409 PR rtl-optimization/52139
6410 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6411 is a BARRIER after emit_insn_after_noloc, move BB_END
6412 to the last non-BARRIER insn before it.
6414 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6417 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6418 (mips_gimplify_va_arg_expr): Call it instead of
6419 std_gimplify_va_arg_expr.
6421 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6423 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6424 message for -mno-pointers-to-nested-function.
6426 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6429 * expr.c (get_inner_reference): If there is an offset, add a negative
6430 bit position to it (if any).
6432 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6434 PR rtl-optimization/52060
6435 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6436 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6437 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6438 and/or i0src_copy2 when needed.
6440 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6442 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6443 or LTOPLUGINSONAME if have_c.
6445 * config/freebsd-spec.h: Add comment about what macros can be defined
6447 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6448 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6451 2012-02-07 Richard Guenther <rguenther@suse.de>
6453 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6454 newline in -alias dumps.
6456 2012-02-07 Kai Tietz <ktietz@redhat.com>
6457 Dave Korn <dave.korn.cygwin@gmail.com>
6460 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6461 Take care that typinfo gets dllexport-attribute.
6463 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6466 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6467 if modifier < EXPAND_SUM call force_operand on the result.
6469 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6471 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6472 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6474 (epiphany_function_type): Replace types for specific interrupts with
6475 EPIPHANY_FUNCTION_INTERRUPT.
6476 (EPIPHANY_INTERRUPT_P): Update.
6477 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6478 New static function.
6479 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6480 <disinterrupt>: Affects type identity.
6481 (epiphany_handle_interrupt_attribute): Handle variable number of
6483 (epiphany_compute_function_type): Update for new
6484 epiphany_function_type definition.
6485 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6486 handlers with a longcall forwarder.
6487 (epiphany_start_function): Handle multiple interrupt arguments and/or
6488 forwarder_section attribute.
6490 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6493 2012-02-07 Alan Modra <amodra@gmail.com>
6496 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6499 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6501 PR tree-optimization/50969
6502 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6503 use vec_perm rather than vector_stmt.
6504 (vect_model_load_cost): Likewise.
6505 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6506 vec_perm to be the same as other vector statements.
6507 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6508 cost of vec_perm for TARGET_VSX.
6510 2012-02-06 Richard Guenther <rguenther@suse.de>
6512 PR tree-optimization/52115
6513 * tree-sra.c (access_has_replacements_p): New function.
6514 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6516 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6519 * trans-mem.c (expand_call_tm): Add an assertion.
6520 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6523 2012-02-06 Richard Guenther <rguenther@suse.de>
6525 PR tree-optimization/50955
6526 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6527 raise cost of expressions that replace an address with an
6528 expression based on a different pointer.
6530 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6533 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6534 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6536 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6539 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6540 -Weffc++ and specify guidelines come from second edition.
6542 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6544 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6545 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6546 (call_direct_split, call_value_split, call_value_internal_direct)
6547 (call_value_direct_split, call_value_multiple_split): Use jal and
6548 jal_macro attributes.
6550 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6552 * reload1.c (reload_regs_reach_end_p): Replace with...
6553 (reload_reg_rtx_reaches_end_p): ...this function.
6554 (new_spill_reg_store): Update commentary.
6555 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6556 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6557 before setting new_spill_reg_store.
6558 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6559 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6560 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6561 for non-spill reload registers.
6563 2012-02-05 Ira Rosen <irar@il.ibm.com>
6565 PR tree-optimization/52091
6566 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6567 (vect_is_simple_use_1): Likewise.
6568 * tree-vect-loop.c (vectorizable_reduction): Update calls
6569 to vect_is_simple_use_1 and vect_is_simple_use.
6570 (vectorizable_live_operation): Likewise.
6571 * tree-vect-patterns.c (widened_name_p,
6572 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6573 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6574 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6575 vectorizable_shift,vectorizable_operation, vectorizable_store,
6576 vectorizable_load): Likewise.
6577 (vect_is_simple_cond): Add an argument, pass it to
6578 vect_is_simple_use_1.
6579 (vectorizable_condition): Update calls to vect_is_simple_cond,
6581 (vect_is_simple_use): Add an argument, the statement in which
6582 OPERAND is used. Check that if OPERAND's def stmt is a double
6583 reduction phi node, the use is a phi node too.
6584 (vect_is_simple_use_1): Add an argument, pass it to
6586 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6587 to vect_is_simple_use.
6589 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6591 PR rtl-optimization/52095
6592 * modulo-sched.c (dump_insn_locator): New function.
6593 (loop_canon_p, sms_schedule): Use it.
6595 PR rtl-optimization/52113
6596 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6597 even for decomposable shift/zext insns.
6599 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6600 Zdenek Dvorak <ook@ucw.cz>
6602 PR rtl-optimization/52092
6603 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6604 on get_iv_value result.
6606 2012-02-02 Andrew Pinski <apinski@cavium.com>
6610 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6612 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6615 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6617 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6619 PR rtl-optimization/49800
6620 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6621 (sched_finish): Call regstat_free_n_sets_and_refs.
6623 2012-02-02 Jia Liu <proljc@gmail.com>
6625 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6628 2012-02-02 Jan Hubicka <jh@suse.cz>
6629 Tom de Vries <tom@codesourcery.com>
6632 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6633 * varpool.c (varpool_analyze_pending_decls): Likewise.
6635 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6636 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6638 * config.gcc: Add cr16-* support.
6640 * doc/extend.texi: Document cr16 extensions.
6641 * doc/install.texi: Document cr16 install.
6642 * doc/invoke.texi: Document cr16 options.
6643 * doc/md.texi: Document cr16 constraints.
6645 * common/config/cr16/cr16-common.c: New file.
6646 * config/cr16/cr16.c: New file.
6647 * config/cr16/cr16.h: New file.
6648 * config/cr16/cr16.md: New file.
6649 * config/cr16/cr16.opt: New file.
6650 * config/cr16/cr16-protos.h: New file.
6651 * config/cr16/predicates.md: New file.
6652 * config/cr16/constraints.md: New file.
6653 * config/cr16/t-cr16: New file.
6655 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6658 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6659 that operands[2] is either immediate, or q_regs_operand.
6661 PR tree-optimization/52073
6662 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6663 a pattern stmt for pattern uses, ignore uses outside of the loop.
6665 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6667 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6668 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6669 (OUT_AS1, OUT_AS2): Remove.
6671 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6673 PR rtl-optimization/51374
6674 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6675 to cross other volatile_refs_p insns.
6677 2012-02-01 Richard Guenther <rguenther@suse.de>
6679 * doc/invoke.texi (fno-inline): Clarify documentation.
6680 (finline-small-functions): Likewise.
6681 (finline-functions): Likewise.
6682 * common.opt (finline): Adjust comment and documentation.
6683 (finline-small-functions): Clarify documentation.
6684 (finline-functions): Likewise.
6685 (finline-functions-called-once): Likewise.
6687 2012-02-01 Tristan Gingold <gingold@adacore.com>
6689 * c-typeck.c (composite_type): Keep mode for pointers.
6691 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6693 * function.h (regno_reg_rtx): Adjust comment.
6694 * reginfo.c (init_reg_modes_target): Only use the previous mode
6695 if it fits within one register. Remove MIPS comment.
6697 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6700 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6702 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6704 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6705 to srak instruction.
6707 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6709 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6711 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6716 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6718 2012-01-31 Richard Guenther <rguenther@suse.de>
6720 PR tree-optimization/51528
6721 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6724 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6729 * ree.c (add_removable_extension): Change def_map argument
6730 to unsigned *, store in def_map 1 + offset into *insn_list vector
6731 instead of pointers into the vector.
6732 (find_removable_extensions): Adjust caller.
6734 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6736 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6737 Transform all "* quoted-c-code" to { c-code }.
6738 Remove redundant test for "optimize" in combine patterns.
6739 Move (include "avr-dimode.md") to end of file.
6741 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6744 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6745 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6747 2012-01-30 Richard Guenther <rguenther@suse.de>
6749 PR tree-optimization/52028
6750 * tree-loop-distribution.c (ldist_gen): Properly update
6753 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6756 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6757 set_cur_line_info_table if not emitting debug info.
6759 PR tree-optimization/52046
6760 * tree-vect-patterns.c (check_bool_pattern): Give up if
6761 a comparison could throw.
6764 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6766 2012-01-30 Richard Guenther <rguenther@suse.de>
6768 PR tree-optimization/52045
6769 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6770 SSA form if cfgcleanup did anything.
6772 2012-01-30 Richard Guenther <rguenther@suse.de>
6774 PR tree-optimization/52045
6775 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6776 before computing final todo.
6778 2012-01-30 Richard Guenther <rguenther@suse.de>
6780 PR tree-optimization/51528
6781 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6784 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6786 * df-problems.c (df_kill_notes): Check that the use refers
6787 to the note under examination.
6789 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6792 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6793 parameter and use short-lived pseudos.
6794 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6795 (sparc_expand_vector_init): Const-ify local variables and adjust
6796 calls to above functions.
6798 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6800 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6802 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6804 * doc/invoke.texi: Make usage of "compile time" and
6805 "run time"/"runtime" consistent throughout the file.
6807 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6809 * config/alpha/alpha.c (alpha_option_override): Default to
6810 full IEEE compliance mode for Go language.
6812 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6814 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6815 (LINK_SSP_SPEC): Define.
6817 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6820 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6823 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6825 * doc/invoke.texi: Correct hyphenation of "floating point",
6826 "double precision", and related terminology throughout the file.
6828 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6831 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6832 arm_general_register_operand predicate for operand 2 instead of
6835 2012-01-27 Ian Lance Taylor <iant@google.com>
6838 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6839 * builtins.c (expand_builtin_init_trampoline): Add onstack
6840 parameter. Change caller.
6841 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6842 * tree.c (build_common_builtin_nodes): Declare
6843 __builtin_init_heap_trampoline.
6845 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6847 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6848 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6849 * config/avr/avr.c: Ditto.
6850 (avr_regnames): Remove because unused.
6851 * config/avr/avr.md (*cpse.ne): New peephole.
6852 (*cpse.eq): New peephole from former cpse peepholes.
6854 2012-01-27 Michael Eager <eager@eagercon.com>
6856 * config/microblaze.c (microblaze_emit_compare): Correct
6857 test after pcmp instruction.
6859 2012-01-27 Richard Guenther <rguenther@suse.de>
6861 PR tree-optimization/52020
6862 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6864 2012-01-27 Richard Guenther <rguenther@suse.de>
6866 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6867 function non-const/pure.
6869 2012-01-27 Richard Guenther <rguenther@suse.de>
6871 PR tree-optimization/50444
6872 * tree-sra.c (build_ref_for_offset): Properly adjust the
6873 MEM_REF type for unaligned accesses.
6875 2012-01-27 Richard Guenther <rguenther@suse.de>
6877 PR tree-optimization/50444
6878 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6879 (expand_assignment): Use it. Properly handle misaligned
6880 bases when expanding stores to component references.
6881 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6884 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6887 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6888 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6889 * tree-data-ref.c (find_data_references_in_loop): Make static.
6890 (compute_all_dependences): Change return type to bool. Bail out
6891 for too many datarefs in a loop. Move the hunk resetting the data
6892 dependences vector from ...
6893 (compute_data_dependences_for_loop): ... here. Account for
6894 compute_all_dependences returning false.
6895 (compute_data_dependences_for_bb): Likewise.
6896 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6897 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6899 2012-01-27 Richard Guenther <rguenther@suse.de>
6902 * expr.c (store_field): Use the alias-set of the scratch memory
6905 2012-01-27 Tom de Vries <tom@codesourcery.com>
6907 PR tree-optimization/51990
6908 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6910 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6912 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6915 * var-tracking.c (reverse_op): Don't add any reverse operation
6916 if V already has any constant locations.
6918 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6920 * doc/invoke.texi: Correct usage of "command line" (noun)
6921 vs "command-line" (adjective) throughout.
6923 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6925 * doc/invoke.texi (Language Independent Options): Move
6926 -Wcoverage-mismatch blurb from here....
6927 (Warning Options): ...to here.
6929 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6931 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6932 Set rs6000_always_hint to false for 476.
6934 2012-01-27 Matthias Klose <doko@ubuntu.com>
6936 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6938 * incpath.c (add_standard_paths): Likewise.
6940 2012-01-27 Richard Henderson <rth@redhat.com>
6942 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6943 * config/m68k/sync.md (atomic_test_and_set): Rename from
6944 sync_test_and_setqi and adjust the operands.
6945 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6946 and unconditionally enable.
6948 2012-01-27 Richard Henderson <rth@redhat.com>
6950 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6951 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6952 (ldstub): Rename from ldstubqi.
6953 (ldstub<I24MODE>): Remove.
6955 2012-01-27 Richard Henderson <rth@redhat.com>
6957 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6958 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6959 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6960 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6961 * doc/tm.texi: Rebuild.
6963 2012-01-27 Richard Henderson <rth@redhat.com>
6965 * optabs.c (gen_atomic_test_and_set): Remove default.
6966 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6968 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6970 PR rtl-optimization/51978
6971 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6972 (combine_reaching_defs): Likewise.
6973 (struct re_info): Remove.
6974 (add_removable_extension): Remove x and data arguments,
6975 add insn, insn_list and def_map. Use the arguments directly
6976 instead of using struct re_info.
6977 (find_removable_extensions): Don't call add_removable_extension
6978 through note_stores, instead just call it with single_set
6980 (find_and_remove_re): Pass curr_cand->expr instead of
6981 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6983 2012-01-26 Michael Matz <matz@suse.de>
6985 PR tree-optimization/46590
6986 * cfgexpand.c: Revert last change (r183305).
6987 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6989 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6990 checking for emptiness.
6992 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6995 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6996 non-addressable non-BLKmode base correctly.
6998 2012-01-26 Michael Matz <matz@suse.de>
7000 PR tree-optimization/48794
7001 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7002 regions referenced from RESX/EH_DISPATCH.
7004 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7006 * config/s390/s390.h: Make BRANCH_COST an option.
7007 * config/s390/s390.opt: New option -mbranch-cost.
7009 2012-01-26 Richard Henderson <rth@redhat.com>
7011 Revert 2012-01-24 change:
7012 * trans-mem.c (requires_barrier): Do not instrument thread local
7013 variables and emit save/restore for them.
7015 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7018 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7021 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7023 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7026 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7029 Rename __pgm to __flash.
7030 Rename __pgm1 to __flash1.
7031 Rename __pgm2 to __flash2.
7032 Rename __pgm3 to __flash3.
7033 Rename __pgm4 to __flash4.
7034 Rename __pgm5 to __flash5.
7035 Rename __pgmx to __memx.
7036 * doc/extend.texi (AVR Named Address Spaces)
7037 Rename address space names as indicated above.
7038 * config/avr/avr.c (avr_addrspace): Ditto.
7040 * config/avr/avr-protos.h
7041 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7042 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7043 * config/avr/predicates.md: Ditto.
7044 * config/avr/avr.c Ditto, and
7045 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7046 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7048 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7049 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7050 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7051 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7052 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7053 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7054 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7055 * config/avr/avr.c: Ditto.
7056 * config/avr/avr.md: Ditto.
7058 2012-01-25 Jason Merrill <jason@redhat.com>
7061 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7063 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7065 PR tree-optimization/51987
7066 * tree-data-ref.c (get_references_in_stmt): Handle references in
7067 non-volatile GIMPLE_ASM.
7069 2012-01-25 Richard Guenther <rguenther@suse.de>
7071 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7072 bases are dereferenced.
7074 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7076 PR rtl-optimization/48374
7077 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7079 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7081 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7082 compute_data_dependences_for_loop returns false.
7083 * tree-parloops.c (loop_parallel_p): Likewise.
7085 2012-01-25 Richard Guenther <rguenther@suse.de>
7087 * tree.h (get_pointer_alignment_1): Declare.
7088 * builtins.c (get_pointer_alignment_1): New function.
7089 (get_pointer_alignment): Use it.
7091 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7093 PR rtl-optimization/48308
7094 * combine.c (enum undo_kind): Add UNDO_LINKS.
7095 (struct undo): Add member l to other_contents and where.
7096 (do_SUBST_LINK): New.
7098 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7099 (undo_all): Handle UNDO_LINKS.
7101 2012-01-25 Richard Henderson <rth@redhat.com>
7103 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7106 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7108 * optabs.c (gen_atomic_test_and_set): Use each argument.
7110 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7112 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7113 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7114 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7115 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7116 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7117 TARGET_PAIRED_SINGLE_FLOAT.
7119 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7121 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7122 (in_struct, return_val): Remove MEM documentation.
7123 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7124 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7125 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7127 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7128 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7129 * expr.c (store_field): Likewise.
7130 * function.c (assign_stack_temp_for_type): Likewise.
7131 * ifcvt.c (noce_try_cmove_arith): Likewise.
7132 * reload1.c (reload): Likewise.
7133 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7134 (alpha_set_memflags): Likewise.
7135 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7137 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7139 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7141 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7142 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7143 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7145 * cselib.c (cselib_rtx_varies_p): Delete.
7146 (cselib_invalidate_mem): Update call to canon_true_dependence.
7147 * dse.c (record_store, check_mem_read_rtx): Likewise.
7148 (scan_reads_nospill): Likewise.
7149 * cse.c (check_dependence): Likewise.
7150 (cse_rtx_varies_p): Delete.
7151 * expr.c (safe_from_p): Update call to true_dependence.
7152 * ira.c (validate_equiv_mem_from_store): Likewise.
7153 (memref_referenced_p): Likewise.
7154 * postreload-gcse.c (find_mem_conflicts): Likewise.
7155 * sched-deps.c (sched_analyze_2): Likewise.
7156 * store-motion.c (load_kills_store): Likewise.
7157 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7158 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7159 (compute_transp): Update call to canon_true_dependence.
7161 2012-01-25 Richard Henderson <rth@redhat.com>
7163 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7164 (maybe_emit_atomic_test_and_set): New.
7165 (expand_sync_lock_test_and_set): Use it.
7166 (expand_atomic_test_and_set): Likewise.
7167 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7168 the implementation; clarify implementation defined details.
7169 * doc/md.texi (atomic_test_and_set): Document.
7171 2012-01-25 Richard Henderson <rth@redhat.com>
7173 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7175 2012-01-25 Richard Henderson <rth@redhat.com>
7178 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7179 to effect no-op split.
7181 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7184 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7185 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7186 (BT_FN_VOID_PTR_INT_SIZE): New.
7187 (BT_FN_UINT_UINT_VAR): Remove.
7188 (BT_FN_UINT32_UINT32_VAR): New.
7189 (BT_FN_DOUBLE_VPTR): Remove.
7190 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7192 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7193 (_ITM_changeTransactionMode): Same.
7194 (_ITM_memmoveRtWt): Change return type to void.
7195 (_ITM_memcpyRtWt): Same.
7196 (_ITM_memsetW): Same.
7197 (_ITM_RaRD): Change types to double.
7202 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7204 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7205 Patrick Marlier <patrick.marlier@gmail.com>
7207 * trans-mem.c (requires_barrier): Do not instrument thread local
7208 variables and emit save/restore for them.
7210 2012-01-24 Jason Merrill <jason@redhat.com>
7213 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7214 output static aliases.
7216 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7219 * common.opt (-pie, -shared, pie, shared): Change from Common to
7221 * gcc.c (display_help): Display help for -pie and -shared.
7223 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7226 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7227 Remove note on size/offset limitation.
7228 (AVR Variable Attributes): Add example how to read data located
7229 with progmem. Refer to named address spaces.
7230 * doc/invoke.texi (AVR Options): Fix typo.
7232 2012-01-24 Richard Guenther <rguenther@suse.de>
7234 Forward-port to trunk
7235 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7238 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7239 op0 isn't sufficiently aligned and there is movmisalignM
7240 insn for mode, use it to load op0 into a temporary register.
7242 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7245 * target.def (const_not_ok_for_debug_p): New hook.
7246 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7248 * doc/tm.texi: Regenerated.
7249 * dwarf2out.c (const_ok_for_output_1): If
7250 targetm.const_not_ok_for_debug_p returns true, fail.
7251 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7253 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7255 2012-01-23 Kai Tietz <ktietz@redhat.com>
7258 * config/i386/predicates.md (symbolic_operand): Allow
7259 UNSPEC_PCREL as PIC expression for lea.
7260 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7261 * config/i386/i386.c (ix86_delegitimize_address): Handle
7262 UNSPEC_PCREL for none-MEM, too.
7264 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7266 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7267 (ipa_tm_create_version_alias): Same.
7269 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7272 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7273 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7275 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7276 Patrick Marlier <patrick.marlier@gmail.com>
7277 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7280 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7281 simple_object_start_read.
7283 2012-01-23 Richard Guenther <rguenther@suse.de>
7286 PR tree-optimization/51895
7287 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7288 parameter decomposition into BLKmode components.
7290 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7292 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7293 fake variables for restrict-qualified pointers whose pointed-to type
7294 contains a placeholder.
7296 2012-01-23 Richard Guenther <rguenther@suse.de>
7298 PR tree-optimization/51949
7299 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7301 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7303 PR rtl-optimization/51933
7304 * ree.c (transform_ifelse): Return true right away if dstreg is
7305 already wider or equal to cand->mode.
7306 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7307 (make_defs_and_copies_lists): Remove defs_list and copies_list
7308 arguments, add state argument, just truncate state->work_list
7309 instead of always allocating and freeing the vector. Assert that
7310 get_defs succeeds instead of returning 2. Changed return type to bool.
7311 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7312 have ext_src_mode, see if it has been modified already with the
7313 right kind of extension and has been extended before from the
7314 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7315 just return true. Remember the original mode in state->modified array.
7316 (combine_reaching_defs): Add state argument. Don't allocate and
7317 free here def_list, copied_list and vec vectors, instead just
7318 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7319 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7320 Add state variable, clear vectors in it, initialize state.modified
7321 if needed. Free all the vectors at the end and state.modified too.
7322 Don't skip a candidate if the extension expression has been modified.
7324 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7327 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7328 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7329 (extra_options) interix.opt -> i386/interix.opt"
7330 (extra_objs):Add winnt-stubs.o
7331 * configure.ac: Add interix to target_os .comm on PE check.
7332 * configure: Regenerate.
7333 * config/interix3.h: Delete and move bits to..
7334 * config/interix.h: Delete and move bits to..
7335 * config/i386/i386-interix3.h: Delete and move bits to..
7336 * config/i386/i386-interix.h: ..here.
7337 (TARGET_CPU_DEFAULT): Remove redefinition.
7338 (TARGET_ASM_CONSTRUCTOR): Undefine.
7339 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7340 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7341 (PTRDIFF_TYPE): Define.
7342 (LONG_DOUBLE_TYPE_SIZE): Define.
7343 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7344 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7345 (TARGET_SECTION_TYPE_FLAGS): Define.
7346 (ASM_DECLARE_FUNCTION_NAME): Define.
7347 (ASM_OUTPUT_EXTERNAL): Define.
7348 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7349 (ASM_OUTPUT_ALIGNED_BSS): Define.
7350 (PCC_BITFIELD_TYPE_MATTERS): Define.
7351 (USE_CONST_SECTION): Define.
7352 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7353 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7354 (SUPPORTS_ONE_ONLY): Remove.
7355 (I386_PE_STRIP_ENCODING): Define.
7356 * config/interix.opt: Delete and move bits to..
7357 * config/i386/interix.opt: ..here. New.
7358 (mpe-aligned-commons): Add.
7359 * config/i386/t-interix: Add copyright header.
7360 (winnt-stubs.o): Add rule.
7362 2012-01-22 Jason Merrill <jason@redhat.com>
7365 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7366 for extra name aliases.
7368 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7370 PR rtl-optimization/51924
7371 * ree.c (combine_set_extension): Improve debugging message.
7372 (combine_reaching_defs): Likewise.
7373 (get_defs): Rename confusingly named variable.
7374 (find_and_remove_re): Skip a candidate if the extension expression has
7377 2012-01-21 Robert Millan <rmh@gnu.org>
7378 Gerald Pfeifer <gerald@pfeifer.com>
7380 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7381 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7383 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7385 PR tree-optimization/51914
7386 * tree-vect-stmts.c (vectorizable_conversion): For
7387 cvt_type && modifier == WIDEN, put temporary with cvt_type
7388 at the beginning of vec_dsts and set vec_dest to temporary
7391 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7393 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7395 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7397 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7398 * config/rs6000/rs6000.c: Likewise.
7400 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7403 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7404 output_move_double on a copy of operands array.
7406 2012-01-20 Cary Coutant <ccoutant@google.com>
7407 Dodji Seketeli <dodji@redhat.com>
7410 * dwarf2out.c (copy_declaration_context): Return ref to parent
7411 of declaration DIE, if necessary.
7412 (remove_child_or_replace_with_skeleton): Add new parameter; update
7413 caller. Place skeleton DIE under parent DIE of original declaration.
7414 Move call to copy_declaration_context to here ...
7415 (break_out_comdat_types): ... from here.
7417 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7419 PR rtl-optimization/51856
7420 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7423 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7426 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7427 hints for neon loads and stores.
7429 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7433 * doc/extend.texi (Named Address Spaces): Split into subsections.
7434 (AVR Named Address Spaces): New subsection.
7435 (M32C Named Address Spaces): New subsection.
7436 (RL78 Named Address Spaces): New subsection.
7437 (SPU Named Address Spaces): New subsection.
7438 (Variable Attributes): New anchor "AVR Variable Attributes".
7439 (AVR Variable Attributes): Rewrite and avoid wording
7440 "address space" in this context.
7441 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7442 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7443 (AVR Built-in Macros): New subsubsection therein.
7444 * doc/md.texi (AVR constraints): Remove "C04", "R".
7446 2012-01-20 Richard Guenther <rguenther@suse.de>
7448 PR tree-optimization/51903
7449 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7450 when removing stmts.
7452 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7455 * config/arm/arm.c (arm_load_pic_register): Use
7456 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7457 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7458 (arm_pic_static_addr): Likewise.
7459 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7460 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7461 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7462 (pic_load_addr_unified): New.
7464 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7467 * function.c (instantiate_virtual_regs_in_insn): Use
7468 delete_insn_and_edges when removing a wrong asm insn.
7470 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7472 PR rtl-optimization/40761
7473 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7474 Add new member loop_num.
7475 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7476 (ira_build): Remove the parameter.
7478 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7479 (ira.c): Do not build CFG loops for one region allocation. Remove
7480 argument from ira_build call.
7482 * ira-build.c (init_loop_tree_node): New function.
7483 (create_loop_tree_nodes): Use it. Separate the case when CFG
7484 loops are not built.
7485 (more_one_region_p): Check current_loops.
7486 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7488 (add_loop_to_tree): Process loop equal to NULL too.
7489 (form_loop_tree): Separate the case when CFG loops are not built.
7490 Use explicitly number for the root.
7491 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7493 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7494 instead of loop->num.
7495 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7496 (mark_all_loops_for_removal): Ditto.
7497 (remove_unnecessary_regions): Separate the case when CFG loops
7499 (ira_build): Remove the parameter. Use explicit number of regions
7500 when CFG loops are not built.
7502 * ira-color.c (print_loop_title): Separate the case for the root node.
7503 Use loop_num instead of loop->num.
7504 (move_spill_restore): Use loop_num instead of loop->num.
7506 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7507 (change_loop): Ditto.
7508 (change_loop): Use loop_num instead of loop->num.
7510 * ira-lives.c (process_bb_node_lives): Ditto.
7512 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7514 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7516 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7519 * tree-mudflap.c (mf_artificial): New function.
7520 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7521 mx_register_decls, mudflap_enqueue_decl): Use it.
7524 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7525 numbers in the insn pattern.
7527 2012-01-19 Michael Matz <matz@suse.de>
7529 PR tree-optimization/46590
7530 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7531 use it in remembering which conflicts we already created.
7532 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7535 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7538 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7539 (merge_and_complain): Same.
7541 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7544 * config/initfini-array.h: Guard content of the header
7545 with #ifdef HAVE_INITFINI_ARRAY.
7546 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7547 Add initfini-array.h to tm_file here.
7548 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7549 * config.gcc: Don't add initfini-array.h to tm_file here.
7550 * configure: Regenerated.
7552 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7554 PR rtl-optimization/51505
7555 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7556 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7557 (df_note_bb_compute): Update the call to df_kill_notes.
7559 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7561 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7563 2012-01-18 Richard Guenther <rguenther@suse.de>
7565 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7566 of conversions to void *.
7568 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7569 Richard Sandiford <rdsandiford@googlemail.com>
7573 * optabs.h (simplify_expand_binop): Declare.
7574 * optabs.c (simplify_expand_binop): Make global.
7575 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7576 endian targets if the source cannot be exactly covered by word
7579 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7582 * hard-reg-set.h (struct hard_reg_set_container): New type.
7583 * target.h (struct hard_reg_set_container): Forward declare.
7584 * target.def (set_up_by_prologue): New target hook.
7585 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7586 * doc/tm.texi: Regenerated.
7587 * function.c (thread_prologue_and_epilogue_insns): Change
7588 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7589 Call targetm.set_up_by_prologue on it.
7590 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7591 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7593 2012-01-17 Nick Clifton <nickc@redhat.com>
7595 * config/rx/rx.c (rx_can_use_simple_return): New function.
7596 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7597 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7599 2012-01-17 Richard Guenther <rguenther@suse.de>
7602 * expr.c (expand_assignment): Take address-space information
7603 from the address operand of MEM_REF and TARGET_MEM_REF.
7604 (expand_expr_real_1): Likewise.
7606 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7608 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7609 reload dump is requested.
7611 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7614 * trans-mem.c (requires_barrier): Call may_be_aliased.
7616 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7618 PR tree-optimization/51877
7619 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7620 call arguments and fndecls compare equal, instead return false if they
7621 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7622 both SSA_NAMEs that are valueized the same, or they satisfy
7625 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7627 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7629 * configure: Regenerate.
7631 2012-01-16 Jan Hubicka <jh@suse.cz>
7635 * convert.c (convert_to_integer): Use fold_convert for
7636 converting an INTEGER_CST to integer type.
7638 2012-01-16 Jason Merrill <jason@redhat.com>
7641 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7643 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7646 * config/s390/s390.c (s390_chunkify_start): Don't skip
7647 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7648 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7649 If insn is followed by NOTE_INSN_VAR_LOCATION or
7650 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7651 Don't use location of note insns.
7653 PR tree-optimization/51865
7654 * tree-inline.c (tree_function_versioning): Call remap_decl
7655 on DECL_RESULT whenever it has VOID_TYPE_P type.
7657 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7659 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7660 for calls to locally-binding MIPS16 functions if only the return
7661 type uses float regs.
7663 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7664 Richard Sandiford <rdsandiford@googlemail.com>
7666 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7667 (SYMBOL_32_HIGH): Likewise.
7668 (mips_output_tls_reloc_directive): Declare.
7669 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7670 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7671 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7672 (mips_lo_relocs, mips_hi_relocs): Make extern.
7673 (mips16_stub_function): Move up file.
7674 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7675 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7676 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7677 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7678 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7679 (mips_get_tp): Add MIPS16 support.
7680 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7681 Generalize DTPREL and TPREL handling.
7682 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7683 Add MIPS16 TLS support.
7684 (mips_output_tls_reloc_directive): New function.
7685 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7686 * config/mips/predicates.md (symbolic_operand_with_high)
7687 (tls_reloc_operand): New predicates.
7688 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7689 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7690 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7691 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7692 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7693 (*tls_get_tp_mips16_call_<mode>): Likewise.
7695 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7697 PR rtl-optimization/51821
7698 * recog.c (peep2_find_free_register): Determine clobbered registers
7701 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7704 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7705 * config/avr/avr.c: Likewise.
7706 * config/avr/avr.h: Likewise.
7708 2012-01-13 Ian Lance Taylor <iant@google.com>
7711 * tree.h (TYPE_QUALS): Add cast to int.
7712 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7714 2012-01-13 Ian Lance Taylor <iant@google.com>
7716 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7717 comparing param_index to VEC_length result.
7719 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7721 * c-decl.c: Do not include tree-mudflap.h
7722 * tree-optimize.c: Likewise.
7723 * Makefile.in: Update dependencies.
7725 2012-01-13 Richard Guenther <rguenther@suse.de>
7728 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7729 variable-sized result always use RSO.
7731 2012-01-12 DJ Delorie <dj@redhat.com>
7733 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7734 pointer type, not just the default pointer type.
7736 2012-01-09 Richard Henderson <rth@redhat.com>
7737 Denis Chertykov <chertykov@gmail.com>
7740 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7741 * config/avr/avr.c (avr_can_eliminate): Simplify.
7742 (avr_initial_elimination_offset): Likewise.
7743 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7744 (expand_epilogue): Likewise.
7745 (avr_legitimize_address): Gut.
7746 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7747 (avr_hard_regno_nregs): New.
7748 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7749 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7750 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7751 add soft frame pointer.
7752 (CALL_USED_REGISTERS): Likewise.
7753 (REG_CLASS_CONTENTS): Likewise.
7754 (REGISTER_NAMES): Likewise.
7755 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7756 (HARD_FRAME_POINTER_REGNUM): New.
7757 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7758 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7759 remove the HARD_FRAME_POINTER self-elimination.
7761 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7764 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7765 DECL_EXTERNAL when checking for initializers of progmem variables.
7767 2012-01-12 Ira Rosen <irar@il.ibm.com>
7769 PR tree-optimization/51799
7770 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7771 that the last operation is a type demotion.
7773 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7775 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7776 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7778 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7781 * combine.c (distribute_notes): If i3 is a noreturn call,
7782 allow old_size to be equal to args_size and make sure the
7783 noreturn call gets REG_ARGS_SIZE note.
7784 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7785 on noreturn calls even when the delta is 0.
7787 2012-01-11 Nathan Sidwell <nathan@acm.org>
7789 * gcov.c (STRING_SIZE): Remove.
7790 (generate_results): Erase annotations for source files with no
7791 coverage information.
7793 (output_lines): Use it.
7795 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7797 * gimple.h (gimplify_body): Remove first argument.
7798 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7799 pointer set here, instead just pass DATA to walk_tree.
7800 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7801 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7802 (unvisit_body): Likewise, but with unmark_visited.
7803 (gimplify_body): Remove BODY_P argument and adjust.
7804 (gimplify_function_tree): Adjust call to gimplify_body.
7805 * omp-low.c (finalize_task_copyfn): Likewise.
7807 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7809 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7810 (build_function_type_skip_args): Delete.
7811 * tree.c (build_function_type_skip_args): Make static and add
7812 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7813 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7814 pass it to build_function_type_skip_args.
7815 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7816 (tree_function_versioning): Likewise.
7817 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7818 build_function_decl_skip_args.
7819 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7820 and pass it to build_function_decl_skip_args/tree_function_versioning.
7821 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7822 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7823 * trans-mem.c (ipa_tm_create_version): Likewise.
7824 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7825 * tree-inline.c (declare_return_variable): Remove always-true test.
7826 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7827 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7828 * ipa-split.c (split_function): Skip the return value for the split
7829 part if it doesn't return.
7831 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7833 PR tree-optimization/49642
7834 * ipa-split.c (forbidden_dominators): New variable.
7835 (check_forbidden_calls): New function.
7836 (dominated_by_forbidden): Likewise.
7837 (consider_split): Check for forbidden dominators.
7838 (execute_split_functions): Initialize and free forbidden
7839 dominators info; call check_forbidden_calls.
7841 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7843 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7845 2012-01-11 Nick Clifton <nickc@redhat.com>
7847 * config/rx/rx.md (return): Define pattern.
7849 2012-01-11 Richard Guenther <rguenther@suse.de>
7851 * doc/extend.texi (malloc attribute): Adjust according to
7854 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7855 Patrick Marlier <patrick.marlier@gmail.com>
7858 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7859 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7860 (ipa_tm_note_irrevocable): Same.
7861 (ipa_tm_scan_irr_block): Same.
7862 (ipa_tm_decrement_clone_counts): Same.
7863 (ipa_tm_scan_irr_function): Same.
7864 (ipa_tm_create_version_alias): Same.
7865 (ipa_tm_create_version): Same.
7866 (ipa_tm_transform_calls_redirect): Same.
7867 (ipa_tm_transform_calls): Same.
7868 (ipa_tm_transform_transaction): Same.
7869 (ipa_tm_execute): Same.
7871 2012-01-10 Richard Guenther <rguenther@suse.de>
7874 * opts.c (common_handle_option): Handle -Werror.
7876 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7878 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7881 2012-01-10 Jason Merrill <jason@redhat.com>
7883 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7886 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7888 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7889 supports R_386_TLS_GD_PLT reloc.
7890 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7891 supports R_386_TLS_LDM_PLT reloc.
7892 * configure: Regenerate.
7893 * config.in: Regenerate.
7895 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7898 Extend __pgmx semantics to linearize memory.
7899 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7900 determine if code comes inline or from libgcc.
7901 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7902 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7903 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7904 (movmemx_qi, movmemx_hi): New insns.
7905 (xload_<mode>_libgcc): Rewrite to new insn condition.
7906 (xload_<mode>): Remove insns.
7907 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7908 cases that don't satisfy avr_xload_libgcc_p().
7909 (avr_addr_space_convert): Allow converting in any direction.
7910 (avr_addr_space_subset_p): Return always true.
7911 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7912 (avr_emit_movmemhi): Ditto.
7913 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7914 (avr_out_movmem): Ditto.
7915 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7916 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7917 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7918 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7919 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7921 2012-01-10 Richard Guenther <rguenther@suse.de>
7923 PR tree-optimization/50913
7924 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7925 Require data-refs to be representable by Graphite with respect
7928 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7930 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7931 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7933 2012-01-10 Tom de Vries <tom@codesourcery.com>
7935 PR rtl-optimization/51271
7936 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7937 handling annulled branch.
7939 2012-01-10 Richard Henderson <rth@redhat.com>
7941 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7942 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7943 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7944 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7945 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7946 arm_expand_vec_perm_const): New.
7947 * config/arm/arm-protos.h: Update.
7948 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7949 (*neon_vswp<VDQX>): New.
7950 (neon_vcombine<VDX>): Use neon_split_vcombine.
7951 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7952 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7953 (vec_perm<VE>): New.
7955 2012-01-10 Richard Henderson <rth@redhat.com>
7957 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7958 use it if reload_completed.
7959 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7960 arm_output_asm_insn, arm_process_output_memory_barrier,
7961 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7962 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7963 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7964 arm_process_output_sync_insn, arm_output_sync_insn,
7965 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7966 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7967 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7968 (emit_unlikely_jump): New.
7969 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7970 (arm_split_atomic_op): New.
7971 * config/arm/arm-protos.h: Update.
7972 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7973 (struct arm_sync_generator): Remove.
7974 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7975 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7976 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7977 (VUNSPEC_LL, VUNSPEC_SC): New.
7978 (sync_result, sync_memory, sync_required_value, sync_new_value,
7979 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7980 (attr length): Don't use arm_sync_loop_insns.
7981 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7982 (movsfcc, movdfcc): Likewise.
7983 * config/arm/constraints.md (Ua): New.
7984 * config/arm/prediates.md (mem_noofs_operand): New.
7985 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7986 (sync_clobber, sync_t2_reqd): Remove.
7987 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7988 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7989 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7990 (arm_sync_compare_and_swap<SIDI>): Remove.
7991 (arm_sync_compare_and_swap<NARROW>): Remove.
7992 (arm_sync_lock_test_and_set<SIDI>): Remove.
7993 (arm_sync_lock_test_and_set<NARROW>): Remove.
7994 (arm_sync_new_<syncop><SIDI>): Remove.
7995 (arm_sync_new_<syncop><NARROW>): Remove.
7996 (arm_sync_new_nand<SIDI>): Remove.
7997 (arm_sync_new_nand<NARROW>): Remove.
7998 (arm_sync_old_<syncop><SIDI>): Remove.
7999 (arm_sync_old_<syncop><NARROW>): Remove.
8000 (arm_sync_old_nand<SIDI>): Remove.
8001 (arm_sync_old_nand<NARROW>): Remove.
8002 (*memory_barrier): Merge arm_output_memory_barrier.
8003 (atomic_compare_and_swap<QHSD>): New.
8004 (atomic_compare_and_swap<NARROW>_1): New.
8005 (atomic_compare_and_swap<SIDI>_1): New.
8006 (atomic_exchange<QHSD>): New.
8007 (cas_cmp_operand, cas_cmp_str): New.
8008 (atomic_op_operand, atomic_op_str): New.
8009 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8010 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8011 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8012 (arm_load_exclusive<NARROW>): New.
8013 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8014 (arm_store_exclusive<QHSD>): New.
8016 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8018 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8019 reload patterns if -mvsx-scalar-memory.
8021 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8022 generated, even -mno-vsx-scalar-double was used.
8023 (vsx_xscvdpsp_scalar): Likewise.
8024 (vsx_xscvspdp_scalar2): Likewise.
8026 2012-01-09 Tom de Vries <tom@codesourcery.com>
8027 Andrew Pinski <apinski@cavium.com>
8030 * reorg.c (fill_slots_from_thread): Don't speculate
8031 frame-related insns.
8033 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8035 * sched-int.h (bb_note): Move to...
8036 * basic-block.h: ...here.
8037 * haifa-sched.c (bb_note): Move to...
8038 * cfgrtl.c: ...here.
8039 * function.c (next_block_for_reg): New function.
8040 (move_insn_for_shrink_wrap): Likewise.
8041 (prepare_shrink_wrap): Rewrite to use the above.
8043 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8045 * gimple.c (is_gimple_non_addressable): Remove.
8046 * gimple.h: Remove is_gimple_non_addressable.
8047 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8048 is_gimple_non_addressable.
8049 * trans-mem.c (expand_assign_tm): Same.
8051 2012-01-09 Richard Guenther <rguenther@suse.de>
8053 PR tree-optimization/51775
8054 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8055 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8057 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8059 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8061 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8063 2012-01-09 Richard Guenther <rguenther@suse.de>
8065 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8067 2012-01-08 Jan Hubicka <jh@suse.cz>
8069 PR tree-optimize/51680
8070 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8071 on when known_vals needs to be computed; cleanup.
8073 2012-01-08 Jan Hubicka <jh@suse.cz>
8075 PR tree-optimize/51694
8076 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8078 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8080 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8081 for -std=c++98 and -std=c++11 too.
8083 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8085 * cfgloop.c (cancel_loop): Add free() of bbs array.
8087 2012-01-07 Jan Hubicka <jh@suse.cz>
8089 PR tree-optimization/51600
8090 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8091 that benefits small functions.
8093 2012-01-07 Jan Hubicka <jh@suse.cz>
8095 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8097 2012-01-07 Jan Hubicka <jh@suse.cz>
8099 PR tree-optimization/51680
8100 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8101 whose inlining reduce unit size.
8103 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8106 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8107 Add canonical node to containing_mem chain after the non-canonical
8108 one, even if there weren't any locs to propagate.
8109 (remove_useless_values): Keep only canonical values.
8110 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8111 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8112 canonicalize mem_chain elements that are not discarded.
8114 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8117 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8118 before emitting functions.
8120 PR gcov-profile/50127
8121 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8122 clear_aux_for_blocks.
8124 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8127 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8129 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8131 * c-decl.c (ext_block): Moved up.
8132 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8134 2012-01-06 Han Shen <shenhan@google.com>
8136 Translate built-in include paths for sysroot.
8137 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8138 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8140 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8141 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8143 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8144 control whether sysroot should be prepended to gxx include dir.
8146 * configure: Regenerate.
8148 2012-01-06 Torvald Riegel <triegel@redhat.com>
8150 PR rtl-optimization/51771
8151 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8152 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8154 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8156 PR tree-optimization/51315
8157 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8158 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8160 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8163 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8164 for shrp pattern. Correctly handle and fixup shift variable.
8165 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8167 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8170 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8171 note when !ACCUMULATE_OUTGOING_ARGS.
8173 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8175 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8177 (extract_range_from_unary_expr_1): Avoid useless computations.
8179 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8181 PR rtl-optimization/51767
8182 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8183 of jump_block and add an extra edge for degenerated asm gotos.
8186 * stmt.c (check_unique_operand_names): Don't ICE during error
8187 reporting if i is from labels chain.
8190 * profile.c (branch_prob): Split bbs that have exit edge
8191 and need a fake entry edge too.
8193 2012-01-05 Jan Hubicka <jh@suse.cz>
8196 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8199 2012-01-05 Richard Guenther <rguenther@suse.de>
8202 * tree-streamer-out.c (write_ts_optimization): New function.
8203 (streamer_write_tree_body): Call it.
8204 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8205 (streamer_read_tree_body): Call it.
8206 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8208 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8211 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8212 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8213 in_cleanup_point_expr before gimplify_stmt call and restore it
8215 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8216 in_cleanup_point_expr is false.
8218 2012-01-05 Richard Guenther <rguenther@suse.de>
8221 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8223 * toplev.c (process_options): Reject combining mudflap and LTO.
8224 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8226 2012-01-05 Richard Guenther <rguenther@suse.de>
8228 PR tree-optimization/51760
8229 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8231 (bit_value_unop): Handle UNDEFINED operands.
8232 (bit_value_binop): Likewise.
8234 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8236 * config/avr/avr.c (avr_replace_prefix): Remove.
8237 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8238 (avr_asm_function_rodata_section): Ditto.
8239 (avr_asm_select_section): Ditto.
8241 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8243 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8246 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8249 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8250 calls that have any non-fake successor edges.
8253 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8255 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8257 PR tree-optimization/51624
8258 * tree-sra.c (build_ref_for_model): When replicating a chain of
8259 COMPONENT_REFs, stop as soon as the offset would become negative.
8261 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8264 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8265 in .debug_loc on the floor.
8267 2012-01-04 Andrew Pinski <apinski@cavium.com>
8269 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8271 2012-01-04 Andrew Pinski <apinski@cavium.com>
8272 Adam Nemet <anemet@caviumnetworks.com>
8274 * config/mips/mips.md (size): Add SI and DI.
8275 (SIZE): New mode attribute.
8276 (U): New code attribute.
8277 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8278 (mips_lbux_<mode>): Delete.
8279 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8280 (mips_lhx): Use gen_mips_lhx_extsi.
8281 (mips_lhx_<mode>): Delete.
8283 (mips_l<size>x): New expand.
8284 (mips_lwx_<mode>): Delete.
8285 (mips_l<GPR:size>x_<P:mode>): New pattern.
8286 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8287 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8288 * config/mips/mips.c (mips_lx_address_p): New function.
8289 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8290 (dsp64): New availability predicate.
8291 (mips_builtins): Add an entry for __builtin_mips_ldx.
8292 * config/mips/mips.h (ISA_HAS_LBX): New define.
8293 (ISA_HAS_LBUX): Likewise.
8294 (ISA_HAS_LHX): Likewise.
8295 (ISA_HAS_LHUX): Likewise.
8296 (ISA_HAS_LWX): Likewise.
8297 (ISA_HAS_LWUX): Likewise.
8298 (ISA_HAS_LDX): Likewise.
8299 * doc/extend.texi (__builtin_mips_ldx): Document.
8301 2012-01-04 Tristan Gingold <gingold@adacore.com>
8303 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8304 when long pointers are used.
8305 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8306 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8307 (ia64-hp-*vms*): Remove.
8308 * config/vms/xm-vms64.h: Delete.
8310 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8313 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8315 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8317 * opts.c (finish_options): Remove duplicate sorry.
8319 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8322 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8325 2012-01-04 Richard Guenther <rguenther@suse.de>
8328 * tree.c (size_low_cst): New function.
8329 * tree.h (size_low_cst): Declare.
8330 * fold-const.c (fold_comparison): Use it to extract the low
8331 part of the POINTER_PLUS_EXPR offset.
8333 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8335 Fix clearing ZERO_REG
8336 * config/avr/avr.md (cc): Add alternative "ldi".
8337 (movqi_insn): Use it in cc attribute.
8338 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8339 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8340 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8342 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8344 * configure: Regenerate.
8346 2012-01-04 Richard Guenther <rguenther@suse.de>
8348 PR tree-optimization/49651
8349 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8350 (var_can_have_subvars): Use it.
8351 (get_constraint_for_1): Only consider subfields if there can be any.
8353 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8356 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8357 to its new canonical_cselib_val and the cselib_val was in
8358 first_containing_mem chain, but the canonical_cselib_val was not,
8359 add the latter into the chain.
8360 (cselib_invalidate_mem): Compare canonical_cselib_val of
8361 addr_list chain elt with v.
8364 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8365 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8367 (output_macinfo_op): Don't ggc_strdup fd->filename.
8368 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8369 then ggc_strdup it. Don't free inc->info or cur->info.
8370 (output_macinfo): Don't free ref->info or file->info.
8372 2012-01-03 Ira Rosen <irar@il.ibm.com>
8374 PR tree-optimization/51269
8375 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8376 first_niters a pointer.
8377 (slpeel_tree_peel_loop_to_edge): Likewise.
8378 (vect_do_peeling_for_loop_bound): Update call to
8379 slpeel_tree_peel_loop_to_edge.
8380 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8381 here. Remove it from the parameters list.
8382 (vect_do_peeling_for_alignment): Update calls and compute
8385 2012-01-03 Richard Guenther <rguenther@suse.de>
8387 PR tree-optimization/51070
8388 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8389 Properly handle calls.
8391 2012-01-03 Richard Guenther <rguenther@suse.de>
8393 PR tree-optimization/51692
8394 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8395 the LHS of allocation stmts.
8397 2012-01-03 Olivier Hainque <hainque@adacore.com>
8399 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8401 2012-01-03 Olivier Hainque <hainque@adacore.com>
8403 * collect2.c (main): In AIX specific computations for vector
8404 insertions, use CONST_CAST2 to cast from char ** to const char **.
8406 2012-01-03 Richard Guenther <rguenther@suse.de>
8409 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8410 the context of a limbo DIE when it does not already exist.
8412 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8414 PR tree-optimization/51719
8415 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8416 but direct call is, clear direct call's lhs and don't add fallthrough
8417 edge from dcall_bb to join_bb and PHIs.
8419 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8421 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8422 the instructions emitted by the pattern.
8423 ("*TDC_insn_<mode>"): Add comment.
8425 2012-01-03 Richard Guenther <rguenther@suse.de>
8428 * fold-const.c (fold_comparison): Properly canonicalize
8429 tree offset and HOST_WIDE_INT bit position.
8431 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8433 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8434 operands for extzv pattern.
8436 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8439 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8442 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8444 * doc/invoke.texi (-flto and related options): Copy-edit.
8446 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8448 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8450 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8452 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8455 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8457 * expr.h (move_by_pieces_ninsns): Declare.
8458 * expr.c (move_by_pieces_ninsns): Make external.
8459 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8460 (mips_store_by_pieces_p): Likewise.
8461 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8462 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8463 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8464 (mips_store_by_pieces_p): Likewise.
8466 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8468 * passes.c (register_one_dump_file): Free full_name.
8470 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8471 (calculate_elim_costs_all_insns): Free offsets_at and
8472 offsets_known_at at the end and clear the pointers.
8474 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8476 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8477 this option introduced in r180739.
8479 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8482 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8483 (tmake_file target=avr): Add avr/t-multilib.
8485 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8486 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8487 * config/avr/genmultilib.awk: New file.
8488 * config/avr/t-multilib: New auto-generated file.
8489 * config/avr/multilib.h: New auto-generated file.
8490 * config/avr/t-avr (AVR_MCUS): New variable.
8491 (genopt.sh): Use it.
8492 (s-mlib): Depend on t-multilib.
8493 (t-multilib, multilib.h): New dependencies.
8494 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8495 (MULTILIB_OPTIONS): Remove.
8496 (MULTILIB_MATCHES): Remove.
8497 (MULTILIB_DIRNAMES): Remove.
8498 (MULTILIB_EXCEPTIONS): Remove:
8499 * config/avr/genopt.sh: Don't use hard coded file name;
8500 pass AVR_MCUS from t-avr instead.
8502 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8504 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8506 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8508 Implement light-weight DImode support.
8509 * config/avr/avr-dimode.md: New file.
8510 * config/avr/avr.md: Include it.
8511 (adjust_len): Add plus64, compare64.
8512 (HIDI): Remove code iterator.
8513 (code_stdname): New code attribute.
8514 (rotx, rotsmode): Remove DI.
8515 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8517 * config/avr/avr-protos.h (avr_have_dimode): New.
8518 (avr_out_plus64, avr_out_compare64): New.
8519 * config/avr/avr.c (avr_out_compare): Handle DImode.
8520 (avr_have_dimode): New variable definition and initialization.
8521 (avr_out_compare64, avr_out_plus64): New functions.
8522 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8523 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8524 (avr_compare_pattern): Skip DImode comparisons.
8526 2012-01-02 Revital Eres <revital.eres@linaro.org>
8528 * ddg.c (def_has_ccmode_p): New function.
8529 (add_cross_iteration_register_deps,
8530 create_ddg_dep_from_intra_loop_link): Call it.
8532 2012-01-02 Richard Guenther <rguenther@suse.de>
8535 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8537 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8539 * gcc.c (process_command): Update copyright notice dates.
8540 * gcov.c (print_version): Likewise.
8541 * gcov-dump.c (print_version): Likewise.
8542 * mips-tfile.c (main): Likewise.
8543 * mips-tdump.c (main): Likewise.
8545 2012-01-01 Ira Rosen <irar@il.ibm.com>
8547 PR tree-optimization/51704
8548 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8549 a use is inside the basic block or loop before accessing its vect info.
8551 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8553 PR rtl-optimization/51069
8554 * cfgloopmanip.c (remove_path): Removing path making irreducible
8555 region unconditional makes BB part of the region.
8557 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8559 PR tree-optimization/51683
8560 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8561 calls with side-effects.
8562 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8564 Copyright (C) 2012 Free Software Foundation, Inc.
8566 Copying and distribution of this file, with or without modification,
8567 are permitted in any medium without royalty provided the copyright
8568 notice and this notice are preserved.