1 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
3 * doc/invoke.texi: Fix thinko introduced by previous revision.
5 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
7 Backport from mainline.
8 2014-02-05 James Greenhalgh <james.greenhalgh@arm.com>
11 * doc/invoke.texi (-march): Clarify documentation for ARM.
15 2014-02-04 Uros Bizjak <ubizjak@gmail.com>
17 Backport from mainline
18 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
21 * config/i386/i386.c (classify_argument): Fix handling of bit_offset
22 when calculating size of integer atomic types.
24 2014-02-02 Uros Bizjak <ubizjak@gmail.com>
26 Backport from mainline
27 2014-01-30 Jakub Jelinek <jakub@redhat.com>
29 * config/i386/f16cintrin.h (_cvtsh_ss): Avoid -Wnarrowing warning.
31 2014-01-31 Richard Henderson <rth@redhat.com>
34 * tree-eh.c (lower_try_finally_switch): Delay lowering finally block
35 until after else_eh is processed.
37 2014-01-29 Markus Trippelsdorf <markus@trippelsdorf.de>
39 Backport from mainline
40 2012-12-13 Jakub Jelinek <jakub@redhat.com>
43 * coverage.c (coverage_obj_init): Return false if no functions
46 2014-01-25 Walter Lee <walt@tilera.com>
48 Backport from mainline
49 2014-01-25 Walter Lee <walt@tilera.com>
51 * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
52 avoid clobbering a live register.
54 2014-01-25 Walter Lee <walt@tilera.com>
56 Backport from mainline
57 2014-01-25 Walter Lee <walt@tilera.com>
59 * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
60 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
61 * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
62 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.
64 2014-01-25 Walter Lee <walt@tilera.com>
66 Backport from mainline
67 2014-01-25 Walter Lee <walt@tilera.com>
69 * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
70 insns before bundling.
71 * config/tilegx/tilegx.md (tile_network_barrier): Update comment.
73 2014-01-25 Walter Lee <walt@tilera.com>
75 Backport from mainline
76 2014-01-25 Walter Lee <walt@tilera.com>
78 * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
79 PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
80 * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.
82 2014-01-25 Walter Lee <walt@tilera.com>
84 Backport from mainline
85 2014-01-25 Walter Lee <walt@tilera.com>
87 * config/tilepro/tilepro.md (ctzdi2): Use register_operand predicate.
91 2014-01-25 Walter Lee <walt@tilera.com>
93 Backport from mainline
94 2014-01-25 Walter Lee <walt@tilera.com>
96 * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
97 (TARGET_EXPAND_TO_RTL_HOOK): Define.
99 2014-01-22 Uros Bizjak <ubizjak@gmail.com>
100 Jakub Jelinek <jakub@redhat.com>
103 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
104 for SImode_address_operand operands. Return false
105 if operands[1] is a REG.
107 2014-01-21 Andrey Belevantsev <abel@ispras.ru>
109 Backport from mainline
110 2013-12-23 Andrey Belevantsev <abel@ispras.ru>
112 PR rtl-optimization/57422
113 * sel-sched.c (mark_unavailable_hard_regs): Fix typo when calling
116 2014-01-19 John David Anglin <danglin@gcc.gnu.org>
118 * config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
119 long non-pic millicode calls.
121 2014-01-17 John David Anglin <danglin@gcc.gnu.org>
123 * config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
124 call to $$dyncall when TARGET_LONG_CALLS is true.
126 2014-01-17 Charles Baylis <charles.baylis@linaro.org>
128 Backport from mainline
129 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
132 * config/arm/arm-ldmstm.ml: Use low_register_operand for Thumb
134 * config/arm/ldmstm.md: Regenerate.
136 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
139 * config/arm/predicates.md (arm_hard_general_register_operand):
141 (arm_hard_register_operand): Remove.
142 * config/arm/arm-ldmstm.ml: Use arm_hard_general_register_operand
144 * config/arm/ldmstm.md: Regenerate.
146 2014-01-16 Jakub Jelinek <jakub@redhat.com>
149 * config/i386/i386.c (ix86_expand_builtin): If target doesn't
150 satisfy operand 0 predicate for gathers, use a new pseudo as
153 2014-01-16 Richard Henderson <rth@redhat.com>
156 * reginfo.c (global_regs_decl): Globalize.
157 * rtl.h (global_regs_decl): Declare.
158 * ira.c (do_reload): Diagnose frame_pointer_needed and it
159 reserved via global_regs.
161 2014-01-16 Marek Polacek <polacek@redhat.com>
163 Backport from mainline
164 2014-01-16 Marek Polacek <polacek@redhat.com>
167 * gimple-low.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
168 it is error_mark_node.
170 2014-01-14 Uros Bizjak <ubizjak@gmail.com>
173 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
175 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
176 from prefetch_block tune setting.
178 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
180 PR rtl-optimization/54300
181 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
182 outputs in a single-set are killed from the value chains.
184 2014-01-10 Huacai Chen <chenhc@lemote.com>
186 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
187 kernel strings for Loongson-2E/2F/3A.
189 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
191 Backport from mainline
192 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
194 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
195 from prefetch_block tune setting.
196 (nocona_cost): Correct size of prefetch block to 64.
198 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
200 * doc/invoke.texi (output file options): Add missing markers.
202 2013-12-11 Kai Tietz <ktietz@redhat.com>
205 * config/i386/i386.c (ix86_expand_prologue): plus_constant
206 takes no mode-argument.
208 2013-12-10 Kai Tietz <ktietz@redhat.com>
211 * config/i386/i386.c (ix86_expand_prologue): Address saved
212 registers stack-relative, not via frame-pointer.
214 2013-12-03 Marek Polacek <polacek@redhat.com>
216 Backport from mainline
217 2013-12-03 Marek Polacek <polacek@redhat.com>
220 * c-decl.c (build_compound_literal): Allow compound literals with
223 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
225 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
228 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
230 Backport from mainline
231 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
234 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
235 Declare as MULTI_ARG_1_SF instruction.
236 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
237 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
238 from *xop_vmfrcz_<mode>.
239 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
240 to merge scalar result with __A.
241 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
244 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
246 Backport from mainline
247 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
249 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
250 ix86_address_subreg_operand. Move subreg checks to
251 ix86_validate_address_register. Move address override check to
252 ix86_legitimate_address_p.
253 (ix86_validate_address_register): New function.
254 (ix86_legitimate_address_p): Call ix86_validate_address_register
255 to validate base and index registers. Add address override check
256 from ix86_decompose_address.
257 (ix86_decompose_address): Remove.
259 Backport from mainline
260 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
263 * config/i386/i386.c (ix86_address_subreg_operand): Do not
264 reject non-integer subregs.
265 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
266 Move check for invalid x32 constant addresses ...
267 (ix86_legitimate_address_p): ... here.
269 Bacport from mainline
270 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
272 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
273 addresses only when %reg is not in word mode.
275 2013-11-10 Karlson2k <k2k@narod.ru>
276 Kai Tietz <ktietz@redhat.com>
280 * configure.ac: Adding for exported symbols check
281 and for rdynamic-check executable-extension.
282 * configure: Regenerated.
284 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
287 * config/i386/i386.md (push peepholer/splitter): Use Pmode
288 with stack_pointer_rtx.
290 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
292 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
294 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
296 Backport from mainline
297 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
300 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
301 Remove CCCmode handling.
302 <case LTU>: Return 'c' suffix for CCCmode.
303 <case GEU>: Return 'nc' suffix for CCCmode.
304 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
305 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
306 (*sub<mode>3_cc_overflow): Ditto.
307 (*subsi3_zext_cc_overflow): Ditto.
309 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
311 Backport from mainline
312 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
315 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
316 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
317 and SI_REG for 64bit SYSV ABI targets.
319 2013-10-25 Richard Henderson <rth@twiddle.net>
322 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
323 instead of create_convert_operand_to.
324 (maybe_emit_sync_lock_test_and_set): Likewise.
325 (expand_atomic_compare_and_swap): Likewise.
326 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
328 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
330 PR rtl-optimization/58831
331 * alias.c (init_alias_analysis): At the beginning of each iteration,
332 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
334 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
336 * recog.c (search_ofs): New static variable moved from...
337 (peep2_find_free_register): ...here.
338 (peephole2_optimize): Initialize it.
340 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
342 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
344 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
346 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
347 assignment statements.
349 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
351 * config/pa/pa.md: In "scc" insn patterns, change output template to
352 handle const0_rtx in reg_or_0_operand operands.
354 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
355 Paolo Carlini <paolo.carlini@oracle.com>
358 * doc/implement-cxx.texi: Fix references to the C++ standards.
360 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
363 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
366 2013-09-12 Terry Guo <terry.guo@arm.com>
368 Backport from mainline
369 2012-09-17 Richard Guenther <rguenther@suse.de>
372 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
373 FIXED_VALUE_TYPE instead of struct fixed_value.
375 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
378 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
379 support conditional execution.
380 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
382 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
384 Backport from mainline
385 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
387 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
388 "cmp" RTX before signed_comparison_operator check to account
391 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
393 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
395 2013-09-01 Iain Sandoe <iain@codesourcery.com>
398 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
400 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
401 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
402 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
404 * doc/tm.texi: Regenerate.
405 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
407 * config/darwin-c.c: Include target.h.
408 (darwin_objc_declare_unresolved_class_reference): New function.
409 (darwin_objc_declare_class_definition): New function.
410 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
411 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
413 2013-09-01 Iain Sandoe <iain@codesourcery.com>
415 Backport from mainline:
416 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
418 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
419 it is not needed after split.
421 2013-07-20 Iain Sandoe <iain@codesourcery.com>
424 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
425 second label for nonlocal goto receivers. Don't output pic base labels
426 unless we're producing PIC; mark that action unreachable().
427 (ix86_save_reg): If the function contains a nonlocal label, save the
429 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
430 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
431 (update_pic_label_number_if_needed): New.
432 (machopic_output_function_base_name): Adjust for nonlocal receiver
434 (machopic_should_output_picbase_label): New.
435 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
436 (nonlocal_goto_receiver): New insn and split.
438 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
440 Backport from mainline
441 2013-08-27 Christian Widmer <shadow@umbrox.de>
444 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
445 of Ivy Bridge processors.
447 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
450 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
451 suggested mode for the assignment isn't compatible with the
454 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
456 Backport from mainline
457 2013-08-12 Perez Read <netfirewall@gmail.com>
460 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
461 operand 0 for intel asm alternative.
462 (*movabs<mode>_2): Ditto for operand 1.
464 2013-08-13 Marek Polacek <polacek@redhat.com>
467 2013-0813 Marek Polacek <polacek@redhat.com>
468 Jakub Jelinek <jakub@redhat.com>
470 PR tree-optimization/57980
471 * tree-tailcall.c (process_assignment): Return false
472 when not dealing with integers or floats.
474 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
476 Backport from mainline
477 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
479 * collect2-aix.h: Define F_LOADONLY.
481 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
483 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
484 the implied StoreLoad barrier for atomic operations if before.
486 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
488 Backport from 2013-07-11 trunk r200901.
491 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
492 name seen by assembler/linker if available.
494 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
496 Backport from 2013-07-10 trunk r200872.
499 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
502 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
504 Backport from mainline
505 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
507 * config/i386/sse.md (sse_movlhps): Change alternative 3
510 2013-07-09 Joseph Myers <joseph@codesourcery.com>
512 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
513 adjust register size for TDmode and TFmode for VSX registers.
515 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
517 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
519 2013-07-08 Jakub Jelinek <jakub@redhat.com>
521 PR rtl-optimization/57829
522 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
523 mask bits outside of mode are just sign-extension from mode to HWI.
525 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
527 Backport from mainline
528 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
531 * config/i386/i386.c (construct_container): Report error if
532 long double is used with disabled x87 float returns.
534 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
536 Backport from mainline
537 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
540 * collect2.c (collect_atexit): New.
541 (collect_exit): Delete.
542 (main): Register collect_atexit with atexit.
543 (collect_wait): Change collect_exit to exit.
545 * collect2.h (collect_exit): Delete.
546 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
548 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
550 Backport from mainline
551 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
553 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
554 cmp_code to construct REG_EQUAL note.
556 Backport from mainline
557 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
559 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
560 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
562 Backport from mainline
563 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
566 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
567 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
568 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
570 2013-06-09 Jakub Jelinek <jakub@redhat.com>
573 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
574 that operands[2] doesn't overlap with operands[0].
576 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
579 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
580 for non-sse2 targets. Simplify mode attribute calculation.
582 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
584 Backport from mainline
585 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
587 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
588 cache parameters using detect_caches_amd also for CYRIX,
589 NSC and TM2 signatures.
591 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
592 Dzianis Kahanovich <mahatma@eu.by>
596 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
597 VIA/Centaur processors and determine their cache parameters
598 using detect_caches_amd.
600 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/i386.c (ix86_option_override_internal): Add
603 PTA_POPCNT to corei7 entry.
605 2013-05-14 Richard Biener <rguenther@suse.de>
607 PR gcov-profile/57269
608 Backport from mainline
609 2012-06-30 Nathan Sidwell <nathan@acm.org>
611 * coverage.c (coverage_init): Read counts file before writing
614 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
617 Backport from mainline
618 2013-01-22 Jakub Jelinek <jakub@redhat.com>
621 * config/i386/i386.md (UNSPEC_STOS): New.
622 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
623 *strsetqi_1): Add UNSPEC_STOS.
625 2013-05-10 Joey Ye <joey.ye@arm.com>
627 Backport from mainline
628 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
631 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
633 (thumb1_extendhisi2): Reduce Thumb pool range.
634 (arm_movdi): Likewise.
635 (thumb1_movdi_insn): Likewise.
636 (thumb1_movsi_insn): Likewise.
637 (pic_load_addr_unified): Likewise.
638 (pic_load_addr_32bit): Likewise.
639 (pic_load_addr_thumb1): Likewise.
640 (thumb1_movhf): Likewise.
641 (arm_movsf_soft_insn): Likewise.
642 (thumb1_movsf_soft_insn): Likewise.
643 (movdf_soft_insn): Likewise.
644 (thumb1_movdf_soft_insn): Likewise.
645 * config/arm/neon.md (*neon_mov<mode>): Likewise.
646 (*neon_mov<mode>): Likwise.
647 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
648 (*thumb2_movhi_insn): Likewise.
649 (*thumb2_extendqisi_v6): Likewise.
650 (*thumb2_zero_extendqisi_v6): Likewise.
651 (*thumb2_zero_extendqisi2_v6): Likewise.
652 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
653 (*movdi_vfp): Likewise.
654 (*movdi_vfp_cortexa8): Likewise.
655 (*thumb2_movsf_vfp): Likewise.
656 (*thumb2_movdf_vfp): Likewise.
658 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
660 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
661 Add mthumb/march=armv7-a multilib.
662 Add mthumb/march=armv7-r multilib.
663 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
665 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
668 * config/v850/t-rtems: Add more multilibs.
670 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
673 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
676 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
677 to save TFmode registers and DImode to save TImode registers for
678 caller save operations.
679 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
680 mark being partially clobbered since they only use the first
683 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
684 and TDmode only use the upper 64-bits of each VSX register.
686 2013-05-03 Marek Polacek <polacek@redhat.com>
688 Backport from mainline
689 2013-04-25 Marek Polacek <polacek@redhat.com>
691 PR tree-optimization/57066
692 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
694 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
696 Backport from mainline
697 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
700 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
702 (*zero_extendsidi2): Ditto.
704 Backport from mainline
705 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
708 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
710 2013-04-29 Christian Bruel <christian.bruel@st.com>
713 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
715 2013-04-27 Jakub Jelinek <jakub@redhat.com>
718 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
719 the immediate rotate count.
721 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
723 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
725 2013-04-19 Matthias Klose <doko@ubuntu.com>
729 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
731 Backport from mainline
732 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
733 Alexander Monakov <amonakov@ispras.ru>
736 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
737 flush pending lists also on non-jumps. Adjust comment.
740 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
742 * sched-deps.c (add_dependence_list_and_free): Simplify.
743 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
744 lists when add_dependence_list_and_free doesn't free them.
746 2013-04-19 Marek Polacek <polacek@redhat.com>
748 Backport from mainline
749 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
750 Jakub Jelinek <jakub@redhat.com>
752 PR tree-optimization/48189
753 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
754 If nitercst is 0, don't predict the exit edge.
756 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
758 Backport from mainline
759 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
760 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
762 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
765 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
767 * doc/tm.texi: Update.
768 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
769 * target.def (force_at_comp_dir): New hook.
770 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
771 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
773 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
776 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
777 (S_MODES): Set H_MODE bit.
778 (SF_MODES): Set only S_MODE and SF_MODE bits.
779 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
780 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
781 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
782 <MODE_FLOAT>: Likewise.
784 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
786 Backport from mainline:
787 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
790 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
791 nuses, make sure we have a label.
793 2013-04-11 Richard Biener <rguenther@suse.de>
795 * BASE-VER: Set to 4.7.4.
796 * DEV-PHASE: Set to prerelease.
798 2013-04-11 Release Manager
800 * GCC 4.7.3 released.
802 2013-04-10 David S. Miller <davem@davemloft.net>
804 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
807 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
811 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
813 Backport from mainline
814 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
815 Alexander Monakov <amonakov@ispras.ru>
818 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
819 flush pending lists also on non-jumps. Adjust comment.
821 2013-04-03 Richard Biener <rguenther@suse.de>
823 PR tree-optimization/56501
824 * tree-switch-conversion.c (check_process_case): Properly
825 handle !single_succ_p case.
827 2013-04-03 Jakub Jelinek <jakub@redhat.com>
829 Backported from mainline
830 2013-03-06 Jakub Jelinek <jakub@redhat.com>
832 PR tree-optimization/56539
833 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
834 instead of GSI_CONTINUE_LINKING as last argument to
835 force_gimple_operand_gsi. Adjust function comment.
837 2013-03-05 Jakub Jelinek <jakub@redhat.com>
840 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
841 (avoid_complex_debug_insns): New function.
842 (expand_debug_locations): Call it.
844 2013-04-02 Wei Mi <wmi@google.com>
846 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
847 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
848 *<rotate_insn><mode>3_mask in i386.md.
850 2013-04-02 Richard Biener <rguenther@suse.de>
853 Backport from mainline
854 2012-05-16 Richard Guenther <rguenther@suse.de>
856 * tree-inline.c (declare_return_variable): Properly handle
857 DECL_BY_REFERENCE return vars in SSA form.
859 2013-04-01 Wei Mi <wmi@google.com>
861 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
862 Truncate operand 2 using %b asm operand modifier.
863 (*<shift_insn><mode>3_mask): Ditto.
864 (*<rotate_insn><mode>3_mask): Ditto.
866 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
868 * config/i386/i386.md (*movsf_internal): Change type of
869 alternatives 3,4 to imov.
871 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
873 Backport from mainline
874 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
877 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
878 when the may_trap_p bit of the exprs being merged differs.
879 Reorder tests for speculativeness in the logical and operator.
881 Backport from mainline
882 2013-03-05 Jakub Jelinek <jakub@redhat.com>
885 * sel-sched-ir.c (free_sched_pools): Release
886 succs_info_pool.stack[succs_info_pool.max_top] vectors too
887 if succs_info_pool.max_top isn't -1.
889 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
891 Backport from mainline
892 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
895 * sel-sched.c: Include ira.h.
896 (implicit_clobber_conflict_p): New function.
897 (moveup_expr): Use it.
898 * Makefile.in (sel-sched.o): Depend on ira.h.
900 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
902 Backport from mainline
903 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
904 Alexander Monakov <amonakov@ispras.ru>
907 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
908 flush pending lists also on non-jumps. Adjust comment.
910 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
912 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
913 * doc/extend.texi (Named Address Spaces): Ditto.
914 (Variable Attributes): Ditto.
916 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
918 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
919 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
922 2013-03-27 Walter Lee <walt@tilera.com>
924 Backport from mainline:
925 2013-03-27 Walter Lee <walt@tilera.com>
927 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
928 double-decrement of next_scratch_regno.
930 2013-03-27 Walter Lee <walt@tilera.com>
932 Backport from mainline:
933 2013-03-27 Walter Lee <walt@tilera.com>
935 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
937 (insn_v1mulus): Ditto.
938 (insn_v2muls): Ditto.
940 2013-03-27 Walter Lee <walt@tilera.com>
942 Backport from mainline:
943 2013-03-27 Walter Lee <walt@tilera.com>
945 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
947 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
949 2013-03-27 Walter Lee <walt@tilera.com>
951 Backport from mainline:
952 2013-03-27 Walter Lee <walt@tilera.com>
954 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
956 (*sibcall_value): Ditto.
958 2013-03-27 Walter Lee <walt@tilera.com>
960 Backport from mainline:
961 2013-03-27 Walter Lee <walt@tilera.com>
963 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
964 (insn_mnz_v8qi): ... this ...
965 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
967 (insn_v<n>mnz): Replaced by ...
968 (insn_v1mnz): ... this ...
969 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
971 (insn_mz_<mode>): Replaced by ...
972 (insn_mz_v8qi): ... this ...
973 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
975 (insn_v<n>mz): Replaced by ...
976 (insn_v1mz): ... this ...
977 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
980 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
982 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
984 2013-03-26 Richard Biener <rguenther@suse.de>
986 Backport from mainline:
987 2013-03-13 Richard Biener <rguenther@suse.de>
989 PR tree-optimization/56608
990 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
991 calls when vectorizing basic-blocks.
993 2013-03-05 Richard Biener <rguenther@suse.de>
995 PR tree-optimization/56270
996 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
997 of loads after scheduling an SLP instance.
999 2013-03-26 Walter Lee <walt@tilera.com>
1001 Backport from mainline:
1002 2013-03-26 Walter Lee <walt@tilera.com>
1004 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
1005 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
1007 2013-03-26 Walter Lee <walt@tilera.com>
1009 Backport from mainline:
1010 2013-03-25 Walter Lee <walt@tilera.com>
1012 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
1013 TILEGX_INSN_SHUFFLEBYTES1.
1014 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
1016 (tilegx_builtins): Ditto.
1017 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
1019 2013-03-26 Walter Lee <walt@tilera.com>
1021 Backport from mainline:
1022 2013-03-25 Walter Lee <walt@tilera.com>
1024 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
1025 tests for constraint J, K, N, P.
1027 2013-03-26 Walter Lee <walt@tilera.com>
1029 Backport from mainline:
1030 2013-03-25 Walter Lee <walt@tilera.com>
1032 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
1033 Use indirect/pcrel encoding.
1034 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
1037 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1039 Backport from mainline:
1040 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
1041 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1044 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1045 (musermode): Convert to Var(TARGET_USERMODE).
1046 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1047 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1048 * config/sh/sh.c (sh_option_override): Use
1049 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1050 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1052 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1054 (udivsi3_i4_single, divsi3_i4_single): Use
1055 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1056 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1057 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1058 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1059 (SUBTARGET_OVERRIDE_OPTIONS): New.
1061 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1063 Backport from mainline:
1064 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1066 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1067 to m2a-single instead of m2e.
1069 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1072 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
1075 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1078 * config/i386/i386.c (init_cumulative_args): Also set
1079 cum->callee_return_avx256_p.
1080 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
1081 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
1083 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
1084 callee_return_avx256_p.
1086 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1088 Backport from mainline:
1089 2012-12-04 Ian Lance Taylor <iant@google.com>
1091 * godump.c (find_dummy_types): Output a dummy type if we couldn't
1092 output the real type.
1094 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
1097 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
1098 (PLUS_EXPR): Likewise.
1099 * doc/cppopts.texi (--help): Likewise.
1100 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
1101 (-fdump-rtl-cprop_hardreg): Likewise.
1102 (-fdump-rtl-csa): Likewise.
1103 (-fdump-rtl-dce): Likewise.
1104 (-fdump-rtl-dbr): Likewise.
1105 (-fdump-rtl-into_cfglayout): Likewise.
1106 (-fdump-rtl-outof_cfglayout): Likewise.
1108 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
1111 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
1112 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1115 2013-03-14 Seth LaForge <sethml@google.com>
1118 Backport from mainline
1119 2012-10-22 Julian Brown <julian@codesourcery.com>
1121 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1122 VFP D registers in big-endian mode.
1124 2013-03-08 Joey Ye <joey.ye@arm.com>
1126 Backport from mainline
1127 2013-03-06 Joey Ye <joey.ye@arm.com>
1130 * gcc.c (convert_white_space): New function.
1131 (main): Handles white space in function name.
1133 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1135 Backport from mainline
1136 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1139 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
1140 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
1141 to SH_DIV_CALL_TABLE for TARGET_SH2.
1142 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
1144 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
1145 mdiv= call-div1, call-fp, call-table options.
1147 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
1149 * config.gcc (arm*-*-rtemself*): New.
1150 (arm*-*-rtems*): Removed.
1151 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1152 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1154 2013-03-01 Richard Biener <rguenther@suse.de>
1156 Backport from mainline
1157 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
1159 PR tree-optimization/55481
1160 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
1161 back to general rewriting if we cannot leave an original biv
1164 2013-03-01 Richard Biener <rguenther@suse.de>
1166 Backport from mainline
1167 2012-04-10 Richard Guenther <rguenther@suse.de>
1170 * gimple-low.c (gimple_check_call_args): Properly account for
1171 compatible aggregate types.
1173 2013-02-26 Nick Clifton <nickc@redhat.com>
1176 Import this patch from the mainline:
1178 2012-08-17 Nick Clifton <nickc@redhat.com>
1180 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1181 (branch_true): Likewise.
1182 (branch_false): Likewise.
1184 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1186 PR tree-optimization/56443
1187 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1188 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1189 to type_for_mode langhook.
1191 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1194 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1197 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1199 Backported from mainline
1200 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1202 PR tree-optimization/56350
1203 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1204 if haven't found reduction or nested cycle operand, rather than
1205 asserting we must find it.
1207 PR tree-optimization/56381
1208 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1211 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1213 PR tree-optimization/56250
1214 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1215 if type is unsigned and code isn't MULT_EXPR.
1217 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1220 * omp-low.c (use_pointer_for_field): Return false if
1221 lower_send_shared_vars doesn't generate any copy-out code.
1223 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1225 PR tree-optimization/55110
1226 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1227 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1229 2013-02-18 Richard Biener <rguenther@suse.de>
1232 2013-02-04 Richard Biener <rguenther@suse.de>
1234 Backport from mainline
1235 2012-07-04 Richard Guenther <rguenther@suse.de>
1237 PR tree-optimization/53844
1238 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1239 the loop virtual PHI.
1241 2013-02-13 David S. Miller <davem@davemloft.net>
1243 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1245 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1247 Backport from mainline
1248 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1250 PR rtl-optimization/56275
1251 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1252 offset is non-negative and less than cmode size before
1253 calling simplify_subreg.
1255 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1257 Backport from mainline
1258 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1260 * config/i386/sse.md (FMAMODEM): New mode iterator.
1261 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1262 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1264 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1266 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1267 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1268 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1270 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1272 Backport from mainline
1273 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1276 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1277 If there is no implicit builtin declaration, just return NULL.
1279 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1280 Michael Meissner <meissner@linux.vnet.ibm.com>
1282 Backport from mainline
1283 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1284 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1286 2013-02-07 David S. Miller <davem@davemloft.net>
1288 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1290 * var-tracking.c (vt_add_function_parameter): Test the presence of
1291 HAVE_window_save properly and do not remap argument registers when
1292 we have a leaf function.
1294 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1296 Backport from mainline
1297 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1300 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1302 * config/i386/i386.c (ix86_print_operand): Ditto.
1304 2013-02-07 Alan Modra <amodra@gmail.com>
1307 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1308 static chain, set REST_INLINE_FPRS too.
1310 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1312 Backport from mainline
1313 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1315 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1316 * configure: Regenerate.
1318 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1320 Backport from mainline
1321 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1322 Andrew Dixie <andrewd@gentrack.com>
1324 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1327 2013-02-05 Richard Biener <rguenther@suse.de>
1329 Backport from mainline
1330 2012-12-10 Richard Biener <rguenther@suse.de>
1332 PR tree-optimization/55107
1333 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1334 (bitmap_set_replace_value): Add gcc_unreachable.
1335 (do_regular_insertion): Re-write all_same handling. Insert
1336 an assignment instead of a PHI in this case.
1337 (execute_pre): Do not record constified events.
1339 2013-02-05 Richard Biener <rguenther@suse.de>
1341 PR tree-optimization/54767
1342 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1343 backedges drop all symbolical range information.
1344 (execute_vrp): Compute backedges.
1346 2013-02-04 Richard Biener <rguenther@suse.de>
1348 Backport from mainline
1349 2012-01-11 Richard Guenther <rguenther@suse.de>
1351 PR tree-optimization/44061
1352 * tree-vrp.c (extract_range_basic): Compute zero as
1353 value-range for __builtin_constant_p of function parameters.
1355 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1358 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1360 2013-02-04 Richard Biener <rguenther@suse.de>
1362 Backport from mainline
1363 2012-07-04 Richard Guenther <rguenther@suse.de>
1365 PR tree-optimization/53844
1366 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1367 the loop virtual PHI.
1369 2012-12-13 Richard Biener <rguenther@suse.de>
1372 * tree-streamer.c (record_common_node): Check that we are not
1373 recursively pre-loading nodes we want to skip. Handle
1374 char_type_node appearing as part of va_list_type_node.
1376 2013-02-04 Richard Biener <rguenther@suse.de>
1379 * gimple.h (gimple_call_builtin_class_p): New function.
1380 * gimple.c (validate_call): New function.
1381 (gimple_call_builtin_class_p): Likewise.
1382 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1383 Use gimple_call_builtin_class_p.
1384 (find_func_clobbers): Likewise.
1385 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1386 (strlen_optimize_stmt): Likewise.
1388 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1390 Backported from mainline
1391 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1393 PR tree-optimization/56125
1394 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1395 pow(x,c) into sqrt(x) * powi(x, n/2) or
1396 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1397 optimizing for size.
1398 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1399 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1402 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1404 PR tree-optimization/56098
1405 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1406 for stmts with volatile ops.
1407 (cond_store_replacement): Don't optimize if assign has volatile ops.
1408 (cond_if_else_store_replacement_1): Don't optimize if either
1409 then_assign or else_assign have volatile ops.
1411 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1414 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1415 instead of cmpdi_operand for first comparison operand.
1416 Don't assert that comparison operands aren't both constants.
1418 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1420 PR tree-optimization/56051
1421 * fold-const.c (fold_binary_loc): Don't fold
1422 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1423 a narrowing conversion, or widening conversion from signed
1426 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1429 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1430 the case where writing real complex part of target modifies
1433 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1436 * function.c (thread_prologue_and_epilogue_insns): Always
1437 add crtl->drap_reg to set_up_by_prologue.set, even if
1438 stack_realign_drap is false.
1440 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1442 PR tree-optimization/55921
1443 * tree-complex.c (expand_complex_asm): New function.
1444 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1446 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1448 PR rtl-optimization/55838
1449 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1450 iv0.step, iv1.step and step.
1452 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1455 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1456 * gimple-low.c: Include langhooks.c.
1457 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1458 by default call lang_hooks.block_may_fallthru.
1459 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1461 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1462 (LANG_HOOKS_INITIALIZER): Use it.
1464 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1467 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1468 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1469 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1470 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1471 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1473 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1475 PR tree-optimization/55236
1476 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1477 and signed ARG0_TYPE, force low and high to be non-NULL.
1479 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1481 PR rtl-optimization/54127
1482 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1483 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1484 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1485 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1486 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1488 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1490 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1491 range isn't testing for zero.
1493 2013-01-29 Richard Biener <rguenther@suse.de>
1495 PR tree-optimization/56113
1496 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1498 (label_visit): Free duplicate bitmaps and record the leader instead.
1499 (perform_var_substitution): Adjust.
1501 2013-01-28 Serowk <serowk@yandex.ru>
1504 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1505 Fix mode checks to allow for the passing of constants in the
1507 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1508 Add entries in the switch statement for builtin iwmmxt vector
1509 shift and rotate builtins.
1511 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1513 Backport from mainline
1514 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1517 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1518 operand 0 in movabs insn template for -masm=intel asm alternative.
1519 (*movabs<mode>_2): Ditto for operand 1.
1521 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1523 Backport from mainline
1524 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1527 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1528 alternative to (o,r).
1529 (*movdi_internal_rex64): Remove (!o,n) alternative.
1530 (DImode immediate->memory splitter): Remove.
1531 (DImode immediate->memory peephole2): Remove.
1532 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1533 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1534 alternative to (!o,*r).
1535 (*movtf_internal_sse): New pattern.
1536 (*movxf_internal_rex64): New pattern.
1537 (*movxf_internal): Disable for TARGET_64BIT.
1538 (*movdf_internal_rex64): Remove (!o,F) alternative.
1540 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1542 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1543 involving stack registers slightly.
1545 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1547 * config/i386/constraints.md (Yf): New constraint.
1548 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1549 of f constraint to conditionaly disable x87 register preferences.
1550 (*movdf_internal): Ditto.
1551 (*movsf_internal): Ditto.
1553 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1555 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1556 (*movtf_internal_rex64): Add (!o,C) alternative
1557 (*movxf_internal_rex64): Ditto.
1558 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1560 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1562 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1564 2013-01-24 Martin Jambor <mjambor@suse.cz>
1566 Backport from mainline
1567 2013-01-04 Martin Jambor <mjambor@suse.cz>
1569 PR tree-optimization/55755
1570 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1571 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1573 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1575 Backport from mainline
1576 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1578 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1580 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1582 PR rtl-optimization/56023
1583 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1584 dependent on debug instruction.
1586 2013-01-21 Martin Jambor <mjambor@suse.cz>
1588 Backport from mainline
1589 2013-01-17 Martin Jambor <mjambor@suse.cz>
1591 PR tree-optimizations/55264
1592 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1593 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1594 for virtual functions.
1595 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1596 for virtual methods.
1597 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1598 virtual methods before inlining is over.
1600 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1602 Backport from mainline
1603 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1606 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1607 store through atomic_store<mode>_1.
1608 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1610 2013-01-16 Richard Biener <rguenther@suse.de>
1613 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1614 account for bitpos when computing alignment.
1616 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1618 Backport from 2013-01-14 trunk r195169.
1621 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1622 etc. to 1 and not to __flash.
1623 Use LL suffix for __INT24_MAX__ with -mint8.
1624 Use ULL suffix for __UINT24_MAX__ with -mint8.
1626 2013-01-14 Matthias Klose <doko@ubuntu.com>
1628 * doc/invoke.texi: Document -print-multiarch.
1629 * doc/install.texi: Document --enable-multiarch.
1630 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1631 * configure.ac: Add --enable-multiarch option.
1632 Substitute with_cpu, with_float.
1633 * configure: Regenerate.
1634 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1635 enable_multiarch, with_cpu, with_float: New macros.
1636 if_multiarch: New macro, define in terms of enable_multiarch.
1637 * genmultilib: Add new argument for the multiarch name.
1638 * gcc.c (multiarch_dir): Define.
1639 (for_each_path): Search for multiarch suffixes.
1640 (driver_handle_option): Handle multiarch option.
1641 (do_spec_1): Pass -imultiarch if defined.
1642 (main): Print multiarch.
1643 (set_multilib_dir): Separate multilib and multiarch names
1644 from multilib_select.
1645 (print_multilib_info): Ignore multiarch names in multilib_select.
1646 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1647 * cppdefault.h (default_include): Document multiarch in multilib
1649 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1650 include directory for multiarch directories.
1651 * common.opt: New options --print-multiarch and -imultilib.
1653 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1654 Include i386/t-linux.
1655 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1656 Include i386/t-kfreebsd.
1657 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1658 * config/i386/t-linux64: Add multiarch names in
1659 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1660 * config/i386/t-gnu: New file.
1661 * config/i386/t-kfreebsd: Likewise.
1662 * config/i386/t-linux: Likewise.
1664 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1665 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1666 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1667 for 32bit non-biarch configurations.
1669 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1670 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1673 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1675 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1677 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1678 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1679 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1681 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1682 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1683 Include rs6000/t-linux for 32bit non-biarch configurations.
1685 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1687 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1689 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1690 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1692 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1693 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1695 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1697 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1698 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1699 (vect_estimate_min_profitable_iter): Adjust to above fix.
1700 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1702 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1704 Backport from mainline
1705 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1707 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1708 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1709 documentation. Add missing '__' in front of
1710 __builtin_ia32_packssdw256.
1712 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1714 Backport from mainline
1715 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1717 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1718 attribute of movddup insn to DF.
1719 (*vec_interleave_lowv2df): Ditto.
1720 (vec_dupv2df): Ditto.
1722 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1724 Backport from 2013-01-07 trunk r194991, r194992.
1727 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1730 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1731 (avr_addrspace_t): Add .section_name field.
1732 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1734 (avr_addrspace): Same. Initialize .section_name. Remove last
1735 NULL entry. Put __memx into .progmemx.data.
1736 (progmem_section_prefix): Remove.
1737 (avr_asm_init_sections): No need to initialize progmem_section.
1738 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1739 section name prefix.
1740 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1741 retrieve the progmem section.
1742 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1743 boundary to run over avr_addrspace[].
1744 (avr_register_target_pragmas): Ditto.
1746 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1748 Backport from 2013-01-07 trunk r194978.
1751 * doc/install.texi (Cross-Compiler-Specific Options): Document
1754 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1756 Backport from 2013-01-07 trunk r194968.
1759 * config/avr/t-avr: Don't automatically rebuild
1760 $(srcdir)/config/avr/t-multilib
1761 $(srcdir)/config/avr/avr-tables.opt
1762 (avr-mcus): New phony target to build them on request.
1763 (s-avr-mlib): Remove.
1764 * avr/avr-mcus.def: Adjust comments.
1766 2013-01-07 Terry Guo <terry.guo@arm.com>
1768 Backport from mainline
1769 2012-12-19 Terry Guo <terry.guo@arm.com>
1771 * config/arm/arm.c (thumb_find_work_register): Check argument
1772 register number based on current PCS.
1774 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1776 Backport from mainline
1777 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1780 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1781 selected code model, define __code_mode_small__, __code_model_medium__,
1782 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1783 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1784 xchg temporary register with %k. Declare temporary register as
1786 [__x86_64__]: For medium and large code models, preserve %rbx register.
1788 2013-01-03 Richard Henderson <rth@redhat.com>
1790 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1791 after eliminating TLS symbols.
1793 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1796 * config/pa/pa.md (movsi): Revert previous change.
1797 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1800 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1803 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1806 2013-01-02 Jason Merrill <jason@redhat.com>
1809 * tree.c (build_array_type_1): Revert earlier change.
1811 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1814 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1815 after reload starts.
1817 2012-12-21 Martin Jambor <mjambor@suse.cz>
1819 PR tree-optimization/55355
1820 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1821 bit_position is small enough to fit a single HOST_WIDE_INT.
1823 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1825 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1827 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1829 Backport from mainline
1830 2012-10-15 Matthias Klose <doko@ubuntu.com>
1832 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1833 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1835 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1836 Tomash Brechko <tomash.brechko@gmail.com>
1839 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1840 handling of before and after cases.
1841 * config/sparc/sync.md (atomic_store): Fix pasto.
1843 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1845 * optabs.c (expand_atomic_store): Elide redundant model test.
1847 2012-12-13 Richard Henderson <rth@redhat.com>
1850 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1852 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1855 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1856 (tldo_stb_sp64): Likewise.
1857 (tldo_sth_sp32): Likewise.
1858 (tldo_sth_sp64): Likewise.
1859 (tldo_stw_sp32): Likewise.
1860 (tldo_stw_sp64): Likewise.
1861 (tldo_stx_sp64): Likewise.
1863 2012-12-10 Kai Tietz <ktietz@redhat.com>
1866 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1868 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1870 Backport from mainline
1871 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1872 H.J. Lu <hongjiu.lu@intel.com>
1875 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1876 before using it as insn or call equivalent.
1878 2012-12-06 Jason Merrill <jason@redhat.com>
1881 * tree.c (build_array_type_1): Re-layout if we found it in the
1884 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1886 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1887 opaque cond in all call insns.
1889 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1891 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1892 area if the function allocates dynamic stack space.
1893 (ia64_initial_elimination_offset): Adjust offsets to above change.
1895 2012-12-03 Richard Biener <rguenther@suse.de>
1897 Backport from mainline
1898 2012-09-24 Richard Guenther <rguenther@suse.de>
1900 PR tree-optimization/53663
1901 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1902 native encode/interpret translation on VN_WALKREWRITE.
1904 2012-12-03 Kai Tietz <ktietz@redhat.com>
1907 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1910 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1913 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1915 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1917 Backport from mainline:
1918 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1921 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1922 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1923 (in_nullified_branch_delay): Likewise.
1924 (in_call_delay): Likewise.
1925 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1926 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1927 the $$sh_func_adrs call as variable. Update type of sibcalls and
1928 $$sh_func_adrs call.
1929 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1930 length instead of adjustment. Handle negative and undefined call
1931 adjustments for insn_default_length. Remove adjustment for millicode
1932 insn with unfilled delay slot.
1933 (pa_output_millicode_call): Update for revised millicode length.
1934 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1936 2012-11-29 Kai Tietz <ktietz@redhat.com>
1939 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1940 use by XNEWVEC/XRESIZEVEC.
1942 * i386.c (get_scratch_register_on_entry): Handle
1943 thiscall-convention.
1944 (split_stack_prologue_scratch_regno): Likewise.
1945 (ix86_static_chain): Likewise.
1946 (x86_output_mi_thunk): Likewise.
1948 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1950 Backported from mainline
1951 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1952 Markus Trippelsdorf <markus@trippelsdorf.de>
1955 * lto-opts.c (lto_write_options): Also handle
1956 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1957 OPT_SPECIAL_program_name.
1960 * lto-wrapper.c (merge_and_complain): Handle
1961 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1962 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1964 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1966 PR rtl-optimization/55489
1967 * gcse.c (compute_transp): Precompute a canonical version
1968 of XEXP (x, 0), and pass it to canon_true_dependence.
1970 2012-11-27 Richard Biener <rguenther@suse.de>
1973 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1974 stmt with a NOP instead of removing it.
1976 2012-11-26 Richard Biener <rguenther@suse.de>
1978 Backport from mainline
1979 2012-10-19 Richard Biener <rguenther@suse.de>
1981 PR tree-optimization/54976
1982 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1983 Robustify against odd inner_mode inputs.
1985 2012-10-12 Richard Biener <rguenther@suse.de>
1987 PR tree-optimization/54894
1988 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1989 Handle over-aligned scalar types properly.
1991 2012-10-02 Richard Guenther <rguenther@suse.de>
1994 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1995 cleaning up the CFG.
1997 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1999 Backport from mainline
2000 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2002 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
2003 explaining the register ordering preferences.
2005 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
2006 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
2007 constraints so that the traditional floating point loads, stores,
2008 and moves are done first, then the VSX loads, stores, and moves,
2009 and finally the GPR loads, stores, and moves so that reload
2010 chooses FPRs over GPRs, and uses the traditional load/store
2011 instructions which provide an offset.
2012 (movdf_hardfloat64): Likewise.
2014 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
2016 Backported from mainline
2017 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
2018 H.J. Lu <hongjiu.lu@intel.com>
2021 * config/i386/i386.c (legitimize_pic_address): Properly handle
2023 (ix86_print_operand_address): Set code to 'k' when forcing
2024 addr32 prefix. For x32, zero-extend negative displacement if
2027 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
2029 * common.opt (fvar-tracking-uninit): Document.
2030 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
2031 * config/darwin.c (darwin_override_options): Likewise.
2033 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
2035 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
2036 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
2038 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2040 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
2042 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2044 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
2047 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
2049 Backport from mainline
2050 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2052 * config/i386/i386.c (ix86_init_machine_status): Do not
2053 explicitly clear tls_descriptor_call_expanded_p again.
2055 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2057 * config/i386/sse.md
2058 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
2059 as read and written by the instruction.
2061 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2063 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
2064 (ix86_instantiate_decls): New function.
2065 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
2066 stack slot instead of SLOT_VIRTUAL.
2067 <case IX86_BUILTIN_STMXCSR>: Ditto.
2068 (assign_386_stack_local): Do not assert when virtual slot is valid.
2069 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
2070 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
2071 (truncxf<mode>2): Ditto.
2072 (floatunssi<mode>2): Ditto.
2073 (isinf<mode>2): Ditto.
2074 * config/i386/sync.md (atomic_load<mode>): Ditto.
2075 (atomic_store<mode>): Ditto.
2077 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
2080 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
2081 the argument is itself a conditional expression.
2083 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
2085 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2088 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
2090 PR tree-optimization/54986
2091 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
2092 conversions on entry but add them back on exit if needed.
2094 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
2097 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
2099 (print_reg): Use true_regnum rather than REGNO.
2100 (ix86_print_operand_address): Remove SUBREG handling.
2102 2012-11-05 Jakub Jelinek <jakub@redhat.com>
2104 Backported from mainline
2105 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2108 * gimple.h (is_gimple_sizepos): New inline function.
2109 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2110 final assignment to expr variable.
2111 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2112 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2113 into a local temporary.
2115 2012-10-10 Jakub Jelinek <jakub@redhat.com>
2117 PR tree-optimization/54877
2118 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
2119 use make_ssa_name instead of copy_ssa_name.
2121 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
2123 Backport from mainline
2124 2012-10-31 Jakub Jelinek <jakub@redhat.com>
2126 PR tree-optimization/53708
2127 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2128 user-supplied alignment when used with an explicit section name.
2130 2012-11-02 Jeff Law <law@redhat.com>
2132 PR tree-optimization/54985
2133 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2134 from thread_across_edge.
2135 (thread_across_edge): Use it in all cases where we might thread
2138 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
2140 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
2141 special register pushes before frame probing and allocation.
2143 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
2144 Joel Sherrill <joel.sherrill@oarcorp.com>
2146 * config/sparc/t-rtems: New (Custom multilibs).
2147 * config/sparc/t-rtems-64: New (Custom multilibs).
2148 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
2149 (sparc-*-rtems*): Add sparc/t-rtems.
2151 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
2153 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
2155 (hash_rtx): Likewise.
2157 2012-10-29 Terry Guo <terry.guo@arm.com>
2159 Backport from mainline
2160 2012-10-11 Terry Guo <terry.guo@arm.com>
2162 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
2164 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2167 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2169 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2170 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2172 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2174 * config/avr/t-rtems: Revert previous commit.
2176 2012-10-26 Terry Guo <terry.guo@arm.com>
2178 Backport from mainline
2179 2012-10-23 Terry Guo <terry.guo@arm.com>
2182 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2185 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2187 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2189 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2191 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2193 * config.gcc (microblaze*-*-rtems*): New target.
2194 * config/microblaze/rtems.h: New.
2195 * config/microblaze/t-rtems: New.
2197 2012-10-25 Richard Biener <rguenther@suse.de>
2199 PR tree-optimization/54902
2200 * tree-ssa-pre.c (fini_pre): Return TODO.
2201 (execute_pre): Adjust.
2202 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2203 blocks before computing dominators.
2205 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2207 Backport from mainline
2208 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2210 * config/i386/i386.c (memory_address_length): Assert that non-null
2211 base or index RTXes are registers. Do not check for REG RTXes.
2212 Determine addr32 prefix using SImode_address_operand or
2213 from original base and index RTXes. Simplify code.
2215 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2217 * config/i386/i386-protos.h (memory_address_length): Add new bool
2218 argument. Update all uses.
2219 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2220 add length of addr32 prefix based on mode of base or index register.
2221 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2222 addresses here. Update call to memory_address_length.
2223 (ix86_print_address_operand): Use SImode_address_operand predicate.
2224 * config/i386/predicates.md (SImode_address_operand): New.
2225 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2226 to calculate "mode" attribute. Use SImode_address_operand predicate
2227 instead of open-coding accepted RTX codes.
2229 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2231 Backport from 2012-10-22 trunk r192685.
2232 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2233 Note __AVR_<device>__ is not defined for cores.
2234 Don't point to --help=target.
2235 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2237 2012-10-19 Marek Polacek <polacek@redhat.com>
2239 Backported from mainline
2240 2012-10-19 Marek Polacek <polacek@redhat.com>
2243 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2244 pointer/non-pointer comparison.
2246 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2248 Backported from mainline
2249 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2252 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2253 sure the mode is correct when falling through from above cases.
2255 2012-10-19 Alan Modra <amodra@gmail.com>
2257 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2258 (HAVE_LD_LARGE_TOC): Likewise.
2259 * configure: Regenerate.
2261 2012-10-19 Alan Modra <amodra@gmail.com>
2263 * config/rs6000/predicates.md (splat_input_operand): Don't call
2264 input_operand for MEMs. Instead check for volatile and call
2265 memory_address_addr_space_p with modified mode.
2267 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2269 Backported from mainline
2270 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2272 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2274 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2276 PR rtl-optimization/54870
2277 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2278 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2279 SSA_NAME pointer that points to a partition if there is at least
2280 one variable with it set in the partition.
2281 * dse.c (local_variable_can_escape): New predicate.
2282 (can_escape): Call it.
2283 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2284 mark the SSA_NAME pointer that points to a partition.
2286 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2288 Backport from mainline
2289 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2291 PR rtl-optimization/53701
2292 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2293 rocess not only expr's vinsns but all old vinsns from expr's
2296 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2298 Backport from mainline
2299 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2302 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2304 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2305 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2306 only if producer writes to the register given by regno.
2308 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2310 Backport from mainline
2311 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2313 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2314 (UNSPEC_LOADU): New.
2315 (UNSPEC_STOREU): Ditto.
2316 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2317 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2318 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2319 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2320 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2321 (<sse2>_storedqu<avxsizesuffix>): ... this.
2322 (*sse4_2_pcmpestr_unaligned): Update.
2323 (*sse4_2_pcmpistr_unaligned): Ditto.
2325 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2326 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2327 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2328 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2329 gen_sse2_load{dqu,upd} to load from unaligned memory and
2330 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2332 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2333 Use CODE_FOR_sse_loadups.
2334 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2335 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2336 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2337 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2338 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2339 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2340 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2341 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2342 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2343 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2344 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2346 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2348 Backport from trunk (r190222):
2350 PR tree-optimization/54146
2351 * ifcvt.c: Include pointer-set.h.
2352 (cond_move_process_if_block): Change type of then_regs and
2353 else_regs from alloca'd array to pointer_sets.
2354 (check_cond_move_block): Update for this change.
2355 (cond_move_convert_if_block): Likewise.
2356 * Makefile.in: Fix dependencies for ifcvt.o.
2358 2012-10-15 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/54920
2361 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2362 allocate temporary storage for all NARY elements.
2364 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2367 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2369 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2371 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2372 default_use_cxa_atexit to yes.
2374 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2376 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2378 2012-10-05 Jan Hubicka <jh@suse.cz>
2379 Jakub Jelinek <jakub@redhat.com>
2381 PR tree-optimization/33763
2382 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2383 attribute for redefined extern inline functions.
2385 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2387 Backported from mainline
2388 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2390 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2391 in SSE and YMM state support check for -march=native.
2393 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2396 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2399 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2401 Backported from mainline
2402 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2405 * doc/invoke.texi: Document -mprefer-avx128.
2407 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2409 Backported from mainline
2410 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2413 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2414 (XSTATE_FP): Likewise.
2415 (XSTATE_SSE): Likewise.
2416 (XSTATE_YMM): Likewise.
2417 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2418 SSE and YMM states aren't supported.
2420 2012-10-01 Tom de Vries <tom@codesourcery.com>
2422 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2425 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2428 * config/s390/s390.c (s390_option_override): Add missing break.
2430 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2432 Backport from mainline
2433 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2435 * config.gcc: Replace 'host' with 'target' when configuring for
2436 powerpc64*-*-freebsd.
2438 2012-09-28 Meador Inge <meadori@codesourcery.com>
2440 Backport from mainline
2441 2012-09-27 Meador Inge <meadori@codesourcery.com>
2443 * gcc-ar.c (main): Handle the returning of the sub-process error
2446 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2448 Backport from 2012-09-28 trunk r191821.
2449 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2451 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2454 * simplify-rtx.c (simplify_binary_operation_1): Perform
2455 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2457 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2459 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2460 TYPE_NONALIASED_COMPONENT flag.
2461 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2462 TYPE_NONALIASED_COMPONENT flag.
2464 2012-09-21 Richard Guenther <rguenther@suse.de>
2467 Backport from mainline
2468 2012-04-19 Richard Guenther <rguenther@suse.de>
2470 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2473 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2476 * c-typeck.c (c_cast_expr): When casting to a type requiring
2477 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2480 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2483 * c-typeck.c (build_unary_op): Pass original argument of
2484 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2485 any C_MAYBE_CONST_EXPR, if it has integer operands.
2486 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2487 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2488 to c_objc_common_truthvalue_conversion, then remove any
2489 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2490 c_objc_common_truthvalue_conversion not
2491 c_common_truthvalue_conversion.
2492 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2493 call note_integer_operands for arguments with integer operands
2494 that are not integer constants.
2496 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2498 Backported from mainline
2499 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2501 PR tree-optimization/54563
2502 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2503 gimple_purge_dead_eh_edges if last call has been changed.
2505 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2508 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2509 instead of (match_dup 0) as second argument to vec_merge.
2510 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2511 Remove third alternative.
2512 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2513 operand 2 instead of operand 1, but put it as first argument
2515 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2516 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2519 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2521 * BASE-VER: Set to 4.7.3.
2522 * DEV-PHASE: Set to prerelease.
2524 2012-09-20 Release Manager
2526 * GCC 4.7.2 released.
2528 2012-09-15 Andi Kleen <ak@linux.intel.com>
2530 Backport from mainline
2531 2012-09-07 Andi Kleen <ak@linux.intel.com>
2533 * gcc/lto-streamer.h (res_pair): Add.
2534 (lto_file_decl_data): Replace resolutions with respairs.
2536 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2537 Initialize respairs.
2538 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2540 2012-09-14 Walter Lee <walt@tilera.com>
2542 Backport from mainline.
2543 2012-09-14 Walter Lee <walt@tilera.com>
2545 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2546 option for TILEPro and TILE-Gx.
2548 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2550 * config/i386/i386.h (x86_prefetchw): New global variable.
2551 (TARGET_PREFETCHW): New macro.
2552 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2553 (processor_alias_table): Add PTA_PREFETCHW to
2554 bdver1, bdver2 and btver1.
2555 (ix86_option_override_internal): Set x86_prefetchw for
2556 PTA_PREFETCHW targets.
2557 * config/i386/i386.md (prefetch): Expand to prefetchw
2558 for TARGET_PREFETCHW.
2559 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2561 Backport from mainline
2562 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2564 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2565 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2567 (*prefetch_sse): ... this.
2568 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2570 (*prefetch_3dnow): ... this.
2572 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2575 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2576 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2578 2012-09-12 Teresa Johnson <tejohnson@google.com>
2580 Backport from mainline.
2581 2012-09-12 Teresa Johnson <tejohnson@google.com>
2583 PR gcov-profile/54487
2584 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2585 test using F_SETLKW with fcntl.
2586 * configure, config.in: Regenerate.
2588 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2590 Backport from mainline
2591 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2593 * config/i386/i386.md : Comments on fma4 instruction selection
2594 reflect requirement on register pressure based cost model.
2596 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2597 flag is set-reset as informed by the cpuid flag.
2599 * config/i386/i386.c (processor_alias_table): fma4
2600 flag is enabled for bdver2.
2602 2012-09-12 Christian Bruel <christian.bruel@st.com>
2604 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2606 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2608 * config.gcc: Obsolete picochip-*.
2610 2012-09-11 Richard Guenther <rguenther@suse.de>
2613 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2614 on flag_toplevel_reorder.
2616 2012-09-10 Richard Henderson <rth@redhat.com>
2618 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2621 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2623 Backport from 2012-09-10 mainline r191132.
2626 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2628 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2631 * tree-sra.c (disqualify_base_of_expr): Check for possible
2632 NULL_TREE returned by get_base_address()
2634 2012-09-07 Richard Guenther <rguenther@suse.de>
2636 Backport from mainline
2637 2012-06-26 Jan Hubicka <jh@suse.cz>
2640 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2643 2012-09-07 Richard Guenther <rguenther@suse.de>
2645 Backport from mainline
2646 2012-07-13 Richard Guenther <rguenther@suse.de>
2648 PR tree-optimization/53922
2649 * tree-vrp.c (value_inside_range): Change prototype to take
2650 min/max instead of value-range.
2651 (range_includes_zero_p): Likewise. Return the result from
2653 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2654 return value from range_includes_zero_p.
2655 (extract_range_from_unary_expr_1): Likewise.
2656 (compare_range_with_value): Likewise.
2657 (vrp_meet_1): Likewise.
2659 2012-09-07 Richard Guenther <rguenther@suse.de>
2662 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2663 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2664 arguments separately.
2666 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2668 Backported from mainline
2669 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2671 PR rtl-optimization/54455
2672 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2673 bb ends up with asm goto referencing bb's label.
2675 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2677 Backport from mainline.
2678 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2679 Richard Earnshaw <richard.earnshaw@arm.com>
2682 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2683 element size. Use elem_type from the formal parameter. New parameter
2685 (neon_expand_args): Adjust call to neon_dereference_pointer.
2687 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2689 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2690 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2692 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2694 Backport from mainline
2695 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2697 * config/i386/i386.md (isa): Add fma and fma4.
2698 (enabled): Handle fma and fma4.
2699 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2700 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2701 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2702 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2703 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2704 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2706 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2708 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2709 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2710 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2712 2012-09-06 Richard Guenther <rguenther@suse.de>
2714 PR tree-optimization/54498
2715 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2716 abort when reaching an already visited region.
2717 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2718 (get_continuation_for_phi_1): Likewise.
2719 (walk_non_aliased_vuses): When we translated the reference,
2720 abort when we re-visit a region.
2721 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2723 2012-09-06 Andrew Pinski <apinski@cavium.com>
2726 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2728 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2731 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2732 build_int_cst with size_type_node instead of size_int.
2734 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2736 Backport from 2012-09-05 mainline r190697.
2739 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2740 configured --with-avrlibc.
2741 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2743 * config/avr/avrlibc.h: New file.
2744 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2745 configured --with-avrlibc.
2746 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2748 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2750 Backport from 2012-09-04 mainline r190919
2753 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2754 of size less than 4 bytes by using macro ARM_NUM_INTS.
2755 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2757 2012-09-04 Richard Henderson <rth@redhat.com>
2759 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2761 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2763 Backport from 2012-09-04 mainline r190920
2766 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2768 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2770 Backport from 2012-09-04 mainline r190914
2773 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2775 (avr_allocate_stack_slots_for_args): ...this new static function.
2777 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2779 Backported from mainline
2780 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2783 * doc/invoke.texi: Add -da and remove -dm.
2785 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2787 Backported from mainline
2788 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2791 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2792 operands[1] is CONST_INT_P, convert it to QImode before printing.
2794 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2797 * c-convert.c (convert): Don't call fold_convert_loc if
2798 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2799 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2800 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2802 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2805 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2806 if init is a CONSTRUCTOR.
2808 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2810 PR rtl-optimization/54369
2811 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2812 calling dbr_schedule.
2813 * config/sparc/sparc.c (sparc_reorg): Likewise.
2815 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2817 Backport from mainline
2818 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2820 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2821 case for Atom processor.
2823 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2825 Backport from mainline
2826 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2829 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2830 true for TARGET_64BIT or !flag_pic.
2831 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2832 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2833 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2834 Add insn constraint. Conditionally emit xchg asm insns.
2835 (atomic_compare_and_swap<mode>): Update calls. Check only
2836 cmpxchg8b_pic_memory_operand in memory address fixup.
2838 (CASHMODE): Rename from DCASHMODE.
2839 (doublemodesuffix): Update modes.
2840 (regprefix): New mode attribute.
2842 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2843 <UNSPECV_CMPXCHG>: New constant.
2844 (atomic_compare_and_swap<mode>_1): Rename from
2845 atomic_compare_and_swap_single<mode>. Update calls and
2846 unspec_volatile constants.
2847 (atomic_compare_and_swap<mode>_doubleword): Rename from
2848 atomic_compare_and_swap_double<mode>. Update calls and
2849 unspec_volatile constants.
2851 2012-08-28 Walter Lee <walt@tilera.com>
2853 Backport from mainline
2854 2012-08-28 Walter Lee <walt@tilera.com>
2856 * confg/tilegx/tilegx.md: Fix code style.
2857 (*zero_extendsidi_truncdisi): Fix typo.
2858 * config/tilegx/tilegx.c: Fix code style.
2859 (tilegx_function_profiler): Fix typo.
2861 2012-08-27 Walter Lee <walt@tilera.com>
2863 Backport from mainline
2864 2012-08-27 Walter Lee <walt@tilera.com>
2866 * doc/md.texi (TILE-Gx): Fix typo.
2868 2012-08-27 Walter Lee <walt@tilera.com>
2870 Backport from mainline
2871 2012-08-27 Walter Lee <walt@tilera.com>
2873 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2874 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2876 2012-08-27 Walter Lee <walt@tilera.com>
2878 Backport from mainline
2879 2012-08-27 Walter Lee <walt@tilera.com>
2881 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2882 (insn_bfins): Delete.
2884 2012-08-27 Walter Lee <walt@tilera.com>
2886 Backport from mainline
2887 2012-08-27 Walter Lee <walt@tilera.com>
2889 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2890 atomic_exchange_bare<mode>,
2891 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2892 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2893 * config/tilegx/tilegx.md (type): Add X1_remove.
2894 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2895 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2896 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2899 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2901 PR rtl-optimization/54088
2902 * jump.c (delete_related_insns): Robustify latest change.
2904 2012-08-21 Richard Guenther <rguenther@suse.de>
2906 Backport from mainline
2907 2012-08-16 Richard Guenther <rguenther@suse.de>
2910 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2912 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2913 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2914 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2915 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2916 (tree_ssa_lim_finalize): Free all mem_refs.
2917 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2918 scc when bailing out.
2919 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2920 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2921 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2922 FOR_EACH_LOOP_BREAK.
2924 2012-08-17 Richard Guenther <rguenther@suse.de>
2926 * tree-sra.c (modify_function): Free redirect_callers vector.
2927 * ipa-split.c (split_function): Free args_to_pass vector.
2928 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2930 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2931 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2932 (vect_analyze_slp_instance): Free everything.
2933 (destroy_bb_vec_info): Free the SLP instances.
2935 2012-08-17 Richard Guenther <rguenther@suse.de>
2937 * params.def (integer-share-limit): Decrease from 256 to 251,
2940 2012-08-21 Richard Guenther <rguenther@suse.de>
2942 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2943 the affine expansion cache.
2945 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2947 Backported from trunk
2948 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2951 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2953 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2955 Backport from mainline.
2956 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2959 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2960 mark as predicable. Adjust asm template.
2961 (vec_setv2di_internal): Likewise.
2962 (vec_extract<mode> VD, VQ): Likewise.
2963 (vec_extractv2di): Likewise.
2964 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2965 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2966 (neon_vdup_n<mode> VX, V32): Likewise.
2967 (neon_vdup_nv2di): Likewise.
2969 2012-08-17 Walter Lee <walt@tilera.com>
2971 Backport from mainline
2972 2012-08-17 Walter Lee <walt@tilera.com>
2974 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2975 (FEEDBACK_ENTER): Define.
2976 (FEEDBACK_REENTER): Define.
2977 (FEEDBACK_ENTRY): Define.
2978 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2979 (FEEDBACK_ENTER): Define.
2980 (FEEDBACK_REENTER): Define.
2981 (FEEDBACK_ENTRY): Define.
2983 2012-08-16 Walter Lee <walt@tilera.com>
2985 Backport from mainline
2986 2012-08-16 Walter Lee <walt@tilera.com>
2988 * config.gcc (tilegx-*-linux*): Add feedback.h.
2989 (tilepro-*-linux*): Likewise.
2990 * config/tilegx/feedback.h: New file.
2991 * config/tilepro/feedback.h: New file.
2993 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2995 Backport from mainline r189840 and r187586:
2996 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2998 * config/i386/i386.md (stack_protect_set): Disable the pattern
2999 for Android since Android libc (bionic) does not provide random
3000 value for stack protection guard at gs:0x14. Guard value
3001 will be provided from external symbol (default implementation).
3002 (stack_protect_set_<mode>): Likewise.
3003 (stack_protect_test): Likewise.
3004 (stack_protect_test_<mode>): Likewise.
3005 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
3006 not have Bionic by default
3007 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
3008 Macro OPTION_BIONIC is defined in this file and provides Bionic
3009 accessibility status
3011 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
3013 * configure.ac: Stack protector enabling for Android targets.
3014 * configure: Regenerate.
3016 2012-08-13 Jakub Jelinek <jakub@redhat.com>
3018 Backported from trunk
3019 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3021 PR rtl-optimization/53942
3022 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
3023 directly from likely spilled non-fixed hard registers, move them
3026 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3028 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
3029 (xop_phaddubq): Ditto.
3031 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3033 Backport from mainline
3034 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
3035 Richard Earnshaw <rearnsha@arm.com>
3037 * target.def (vector_alignment): New target hook.
3038 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
3039 * doc/tm.texi: Regenerate.
3040 * targhooks.c (default_vector_alignment): New function.
3041 * targhooks.h (default_vector_alignment): Add prototype.
3042 * stor-layout.c (layout_type): Use targetm.vector_alignment.
3043 * config/arm/arm.c (arm_vector_alignment): New function.
3044 (TARGET_VECTOR_ALIGNMENT): Define.
3046 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
3047 vector type alignment instead of size.
3048 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
3049 element type size directly instead of computing it from alignment.
3050 Fix variable naming and comment.
3052 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3054 Backport from mainline
3055 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3057 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
3058 (alpha_pad_function_end): ... this. Also insert NOP between
3059 sibling call and GP load.
3060 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
3062 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
3064 Backport from mainline
3065 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3066 H.J. Lu <hongjiu.lu@intel.com>
3068 PR rtl-optimization/54157
3069 * combine.c (gen_lowpart_for_combine): Don't return identity
3070 for CONST or symbolic reference.
3072 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
3074 Backport from mainline
3075 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3077 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3078 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3079 split_cost argument signed.
3080 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3081 (ix86_avoid_lea_for_addr): Ditto.
3083 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
3085 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
3086 the address has less than two components.
3088 2012-08-02 Steve Ellcey <sellcey@mips.com>
3090 Backport from mainline
3091 2012-07-19 Steve Ellcey <sellcey@mips.com>
3093 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3096 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
3098 Backport from mainline
3099 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3102 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3103 negative constant address for TARGET_X32 ...
3104 (ix86_decompose_address): ... here. Reject constant addresses
3105 that don't satisfy x86_64_immediate_operand predicate.
3107 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3110 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3111 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3112 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3113 addresses. Prevent zero extensions of CONST_INT operands.
3115 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3118 * config/i386/i386.md (*lea): New insn pattern.
3120 (*lea<mode>_2): Ditto.
3121 (*lea_{3,4,5,6}_zext): Ditto.
3122 * config/i386/predicates.md (lea_address_operand): Do not reject
3123 zero-extended address operands.
3124 * config/i386/constraints.md (j): Remove address constraint.
3125 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3127 (ix86_print_operand_address): Handle SImode subreg of an address.
3128 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3130 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3132 Backport from mainline
3133 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3136 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3137 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3139 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3140 (*movdi_internal_rex64): Use %E operand modifier for lea.
3141 (*movsi_internal): Ditto.
3143 (*lea<mode>_2): Ditto.
3144 (*lea_{3,4,5,6}_zext): Ditto.
3145 (*tls_global_dynamic_32_gnu): Ditto.
3146 (*tls_global_dynamic_64): Ditto.
3147 (*tls_dynamic_gnu2_lea_32): Ditto.
3148 (*tls_dynamic_gnu2_lea_64): Ditto.
3149 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3151 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3153 Backport from mainline
3154 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3156 * config/i386/i386.c (ix86_address_subreg_operand): Reject
3158 (ix86_print_operand_address): Assert that parts.base and parts.index
3159 are non-NULL after call to simplify_subreg.
3161 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3164 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3166 * config/sh/sh.c (sh_option_override): Do not change
3167 flag_finite_math_only. Set TARGET_IEEE to complement of
3168 flag_finite_math_only.
3169 * doc/invoke.texi (SH options): Add mno-ieee. Correct
3170 description of mieee and mno-ieee behavior.
3172 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3175 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3176 (_lzcnt_u64): Ditto.
3178 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3180 Backport from mainline
3181 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3183 PR rtl-optimization/52250
3184 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3185 to put note list into. Unconditionally call move_bb_info.
3186 (move_bb_info): Do not assert the blocks being in the same region,
3187 just drop the note list if they are not.
3189 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3191 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3193 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3195 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3196 defining statement is a SSA name that occurs in abnormal PHIs.
3198 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3200 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3203 2012-07-19 Richard Guenther <rguenther@suse.de>
3204 Eric Botcazou <ebotcazou@adacore.com>
3206 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3207 about transition from invariant to known bits.
3208 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3210 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3213 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3214 (cleanup_tree_cfg_bb): Don't call it.
3215 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3218 2012-07-19 Christian Bruel <christian.bruel@st.com>
3221 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3223 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3225 * config.gcc (v850-*-rtems*): New target.
3226 * config/v850/rtems.h: New.
3227 * config/v850/t-rtems: New.
3229 2012-07-18 Nick Clifton <nickc@redhat.com>
3231 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3233 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3237 Backport from mainline
3238 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3241 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3242 instead expand it as zero extension.
3244 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3246 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3247 QImode and HImode splitters. Use ix86_comparison_operator.
3248 Explicitly match FLAGS_REG.
3249 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3251 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3252 Steven Bosscher <steven@gcc.gnu.org>
3253 Bernd Schmidt <bernds@codesourcery.com>
3255 PR rtl-optimization/53908
3256 * df-problems.c (can_move_insns_across): When doing
3257 memory-reference book-keeping, handle call insns.
3259 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3261 Backport from mainline
3262 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3265 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3266 sibcall_insn_operand. Move it to a temporary register if not.
3268 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3271 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3272 emit PIC sequence for fnaddr symbol reference in advance.
3274 2012-07-09 Jason Merrill <jason@redhat.com>
3277 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3278 (type_hash_eq): Likewise.
3281 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3283 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3285 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3286 due to negative shift amount.
3288 2012-07-06 Kai Tietz <ktietz@redhat.com>
3290 Backport from mainline.
3292 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3293 as "/mingw/include".
3295 2012-07-06 Nick Clifton <nickc@redhat.com>
3297 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3298 default_encode_section_info.
3300 2012-07-06 Richard Guenther <rguenther@suse.de>
3302 Backport from mainline
3303 2012-03-30 Richard Guenther <rguenther@suse.de>
3306 * double-int.c (rshift_double): Remove not needed cast.
3308 2012-03-28 Richard Guenther <rguenther@suse.de>
3311 * double-int.h (rshift_double): Remove.
3312 * double-int.c (lshift_double): Use absu_hwi to make count
3314 (rshift_double): Make static, take unsigned count argument,
3315 remove handling of negative count argument.
3316 (double_int_rshift): Dispatch to lshift_double.
3318 2012-07-06 Richard Guenther <rguenther@suse.de>
3320 Backport from mainline
3321 2012-06-18 Richard Guenther <rguenther@suse.de>
3323 PR tree-optimization/53693
3324 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3325 Reject operands with more than one use.
3327 2012-07-06 Richard Guenther <rguenther@suse.de>
3329 Backport from mainline
3330 2012-04-11 Richard Guenther <rguenther@suse.de>
3333 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3334 consider loop nesting.
3335 (evolution_function_is_univariate_p): Properly check the remainder
3338 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3340 Backport from mainline
3341 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3343 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3344 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3345 (adjacent_mem_locations): Move some code to and call...
3346 (get_memref_parts): ...new function.
3347 (mem_locations_overlap): New function.
3348 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3349 (is_mem_ref): Rename to...
3350 (find_mem_ref): ...this. Return MEM rtx.
3351 (get_store_dest): Remove function.
3352 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3353 new parameter and adjust calls.
3354 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3355 mem refs overlap for true_store_to_load_dep_costly.
3356 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3357 passed to adjacent_mem_locations.
3358 (is_costly_group): Walk resolved dependency list.
3359 (force_new_group): Emit group ending nop for Power6/Power7.
3360 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3361 (group_ending_nop): New define_insn.
3363 2012-07-04 Richard Guenther <rguenther@suse.de>
3366 * gimple-fold.c (get_base_constructor): Do not return an
3367 error_mark_node DECL_INITIAL.
3369 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3371 Backport from mainline
3372 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3374 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3375 code model string in the error message.
3377 2012-07-04 Tristan Gingold <gingold@adacore.com>
3379 Backport from mainline.
3380 2012-06-25 Tristan Gingold <gingold@adacore.com>
3382 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3383 (seh_cfa_adjust_cfa): ... that function.
3384 (seh_emit_stackalloc): Do not emit out of range values.
3385 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3386 UNSPEC_DEF_CFA constants.
3387 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3388 * config/i386/i386.c (ix86_frame_pointer_required): Required
3389 for very large frames on SEH target.
3390 (ix86_compute_frame_layout): Save area is before frame pointer
3391 on SEH target. Handle very large frames.
3392 (ix86_expand_prologue): Likewise.
3394 2012-07-04 Richard Guenther <rguenther@suse.de>
3396 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3397 as in free_lang_data_in_type.
3399 2012-07-02 Martin Jambor <mjambor@suse.cz>
3401 Backport from mainline.
3402 2012-07-02 Martin Jambor <mjambor@suse.cz>
3405 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3406 dynamic type change check.
3408 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3410 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3411 last statement of the finally block onto the switch.
3413 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3415 * configure: Regenerate.
3417 Backport from mainline.
3418 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3420 * config.gcc (target_type_format_char): New. Document it. Set it for
3422 * configure.ac (gnu_unique_option): Use target_type_format_char
3423 in test. Comment rationale.
3425 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3427 Backport from mainline.
3428 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3430 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3432 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3434 Backport from 2012-06-28 mainline r189049
3437 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3438 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3439 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3440 avr_hard_regno_call_part_clobbered.
3442 2012-06-28 Richard Guenther <rguenther@suse.de>
3445 * expr.c (expand_expr_real_1): Verify if the type is complete
3446 before inspecting its size.
3448 2012-06-27 Nick Clifton <nickc@redhat.com>
3450 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3453 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3456 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3458 2012-06-26 Nick Clifton <nickc@redhat.com>
3460 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3462 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3465 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3466 of x x x in the vmovlps load alternative.
3468 2012-06-22 Richard Guenther <rguenther@suse.de>
3470 * gcov-iov.c: Include bconfig.h and system.h.
3472 2012-06-22 Richard Guenther <rguenther@suse.de>
3474 PR gcov-profile/53744
3475 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3477 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3479 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3480 DECL_IGNORED_P non-reg vars even if they are used.
3482 2012-06-19 Jason Merrill <jason@redhat.com>
3485 * dwarf2out.c (modified_type_die): Use scope_die_for.
3486 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3487 (uses_local_type_r, uses_local_type): New.
3488 (scope_die_for): Keep a type that uses a local type in local scope.
3489 Use get_context_die for namespace and type scope.
3491 2012-06-19 Richard Guenther <rguenther@suse.de>
3494 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3495 replace it with the first non-BLOCK context.
3497 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3499 PR rtl-optimization/53700
3501 Backport from mainline
3502 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3504 * ira-color.c (setup_left_conflict_sizes_p): Process all
3505 conflicting objects.
3507 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3509 Backport from mainline
3510 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3513 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3514 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3515 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3516 instead of xop_mulv2div2di3_low.
3517 (xop_p<macs>dql): Fix vec_select selector.
3518 (xop_p<macs>dqh): Ditto.
3519 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3520 (xop_mulv2div2di3_high): Ditto.
3522 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3524 Backport from mainline:
3525 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3527 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3529 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3531 Backport from mainline:
3532 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3534 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3535 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3536 MAX_PCREL17F_OFFSET instead of fixed offset.
3537 (pa_attr_length_call): Likewise.
3538 (pa_attr_length_indirect_call): Likewise.
3540 2012-06-15 Walter Lee <walt@tilera.com>
3542 Backport from mainline:
3543 2012-06-15 Walter Lee <walt@tilera.com>
3545 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3547 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3549 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3551 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3553 Backport from mainline:
3555 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3556 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3557 * gimple.h (block_in_transaction): Check for flag_tm.
3559 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3561 PR tree-optimization/52558
3563 Backport from mainline:
3564 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3565 * gimple.h (gimple_set_in_transaction): Remove.
3566 (gimple_in_transaction): Look in BB instead.
3567 (gimple_statement_base): Remove in_transaction field.
3568 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3569 * trans-mem.c (compute_transaction_bits): Place transaction bit
3570 information into basic blocks.
3572 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3574 PR tree-optimization/52558
3575 * cfg.c (alloc_aux_for_edge): Fix comment.
3576 (alloc_aux_for_edge): Remove static.
3577 * basic-block.h (alloc_aux_for_edge): Protoize.
3578 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3579 (execute_sm_if_changed_flag): New.
3580 (execute_sm_if_changed_flag_set): New.
3581 (execute_sm): Do not generate data races unless requested.
3582 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3583 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3584 * gimple.h (block_in_transaction): New.
3585 (gimple_in_transaction): Use block_in_transaction.
3587 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3589 Backported from mainline
3590 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3592 PR rtl-optimization/53589
3593 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3594 discovery even when e->dest != target. If any LABEL_REF points
3595 to e->dest label, redirect it to target's label.
3597 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3600 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3601 returns false, replace stmt with GIMPLE_NOP.
3602 (check_omp_nesting_restrictions): Instead of issuing warnings,
3603 issue errors and return false if any errors were reported.
3605 2012-06-14 Richard Guenther <rguenther@suse.de>
3607 * BASE-VER: Set to 4.7.2.
3608 * DEV-PHASE: Set to prerelease.
3610 2012-06-12 Christian Bruel <christian.bruel@st.com>
3613 * config/sh/sh.c (sh_option_override): Don't force
3614 flag_omit_frame_pointer and maccumulate_outgoing_args.
3615 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3617 2012-06-14 Release Manager
3619 * GCC 4.7.1 released.
3621 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3623 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3625 2012-06-13 Richard Henderson <rth@redhat.com>
3627 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3628 iterator instead of INT.
3630 2012-06-08 Richard Henderson <rth@redhat.com>
3633 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3634 note to a clobber insn when no other insn is available.
3636 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3639 * doc/invoke.texi (Wenum-compare): Update documentation.
3641 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3644 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3646 (altivec_stvlxl): Ditto.
3647 (altivec_stvrx): Ditto.
3648 (altivec_stvrxl): Ditto.
3650 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3653 * trans-mem.c (expand_block_edges): Do not skip the first
3654 statement when resetting the BB.
3656 2012-06-04 Richard Guenther <rguenther@suse.de>
3659 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3660 create new assembler names.
3662 2012-06-04 Richard Guenther <rguenther@suse.de>
3664 Backport from mainline
3665 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3668 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3669 larger than maxbits. Don't compute maxbits modulo align.
3670 Also check that unit bytes long store at bitpos / unit * unit
3671 doesn't affect bits beyond bitregion_end.
3672 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3673 would not fit into bitregion_start ... bitregion_end + 1 bit
3675 (store_split_bit_field): Decrease unit close to end of bitregion_end
3676 if access is restricted in order to avoid mutual recursion.
3678 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3680 Backport from 2012-06-04 mainline r188172
3683 * config/avr/avr-stdint.h: New file.
3684 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3687 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3689 PR tree-optimization/53550
3690 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3691 is POINTER_TYPE_P, use sizetype as step type instead of type.
3693 2012-06-04 Richard Guenther <rguenther@suse.de>
3694 Eric Botcazou <ebotcazou@adacore.com>
3696 Backport from mainline
3697 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3699 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3700 Change type of BITOFFSET to signed. Make sure the lower bound of
3701 the computed range is non-negative by adjusting OFFSET and BITPOS.
3702 (expand_assignment): Adjust call to get_bit_range.
3704 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3706 * expr.c (get_bit_range): Return the null range if the enclosing record
3707 is part of a larger bit field.
3709 2012-03-20 Richard Guenther <rguenther@suse.de>
3711 * stor-layout.c (finish_bitfield_representative): Fallback
3712 to conservative maximum size if the padding up to the next
3713 field cannot be computed as a constant.
3714 (finish_bitfield_layout): If we cannot compute the distance
3715 between the start of the bitfield representative and the
3716 bitfield member start a new representative.
3717 * expr.c (get_bit_range): The distance between the start of
3718 the bitfield representative and the bitfield member is zero
3719 if the field offsets are not constants.
3721 2012-03-16 Richard Guenther <rguenther@suse.de>
3723 * stor-layout.c (finish_bitfield_representative): Fall back
3724 to the conservative maximum size if we cannot compute the
3725 size of the tail padding.
3727 2012-03-14 Richard Guenther <rguenther@suse.de>
3729 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3730 * stor-layout.c (start_bitfield_representative): New function.
3731 (finish_bitfield_representative): Likewise.
3732 (finish_bitfield_layout): Likewise.
3733 (finish_record_layout): Call finish_bitfield_layout.
3734 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3735 for QUAL_UNION_TYPE fields.
3736 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3737 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3738 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3743 * expr.c (get_bit_range): Unconditionally extract bitrange
3744 from DECL_BIT_FIELD_REPRESENTATIVE.
3745 (expand_assignment): Adjust call to get_bit_range.
3747 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3750 * fold-const.c (fold_binary_loc): Refine previous change.
3752 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3754 Backport from mainline
3755 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3758 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3759 avoid going above orig insn. Update comments.
3761 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3763 Backport from mainline
3764 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3767 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3768 prologue for unwinder and profiler.
3770 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3772 Backport from mainline
3773 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3775 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3777 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3779 Backport from mainline
3780 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3782 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3783 DBX_REGISTER_NUMBER.
3785 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3787 Backport from mainline
3788 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3790 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3791 operand is CONST_INT. Take COSTS_N_INSNS into account.
3792 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3795 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3797 * config/avr/avr.opt (-msp8): Document it.
3798 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3800 2012-05-31 Richard Guenther <rguenther@suse.de>
3803 * expr.c (expand_assignment): Do not use movmisalign on
3806 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3809 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3810 (pa_section_type_flags): New.
3811 (pa_legitimate_constant_p): Revert previous change.
3813 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3815 Backport from mainline
3816 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3819 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3820 accessed indirectly.
3821 (ipa_tm_create_version): Same.
3823 2012-05-30 Jason Merrill <jason@redhat.com>
3826 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3827 about array compound literals.
3829 2012-05-30 Richard Guenther <rguenther@suse.de>
3832 * fold-const.c (fold_binary_loc): Make sure to call
3833 fold_plusminus_mult_expr with the original sign of operands.
3835 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3837 * explow.c (probe_stack_range): Restore simple control flow and stop
3838 again when the probe cannot be generated if HAVE_check_stack.
3840 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3842 PR rtl-optimization/53519
3843 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3844 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3846 2012-05-29 Richard Guenther <rguenther@suse.de>
3848 PR tree-optimization/53516
3849 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3851 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3853 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3855 Backport from mainline
3856 2012-05-28 Richard Guenther <rguenther@suse.de>
3858 PR tree-optimization/53438
3859 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3861 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3863 Backport from mainline
3864 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3866 PR rtl-optimization/52528
3867 * combine.c (can_combine_p): Add setting of subst_low_luid
3868 before call to expand_field_assignment().
3870 2012-05-26 Martin Jambor <mjambor@suse.cz>
3872 Backport from mainline
3873 2012-05-23 Martin Jambor <mjambor@suse.cz>
3875 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3877 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3880 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3881 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3883 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3886 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3887 (ix86_expand_vec_perm): Use int mode instead of float.
3889 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3892 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3893 gnu_ld variables to yes.
3894 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3895 (HAVE_GNU_AS): Likewise.
3896 * config.in: Regenerate.
3897 * configure: Likewise.
3899 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3901 Backport from mainline
3902 2012-03-12 Richard Guenther <rguenther@suse.de>
3903 * config/arm/arm.c (neon_dereference_pointer): Do not call
3904 covert during RTL expansion.
3906 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3908 Backport from mainline
3909 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3912 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3913 relied on signed overflow behavior.
3915 2012-05-24 Richard Guenther <rguenther@suse.de>
3918 * tree-profile.c (tree_profiling): Cleanup the CFG if
3919 execute_fixup_cfg requests it.
3921 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3923 PR tree-optimization/53465
3924 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3925 vr0 into *vr, then vrp_meet that.
3926 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3927 have any equivalences.
3928 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3931 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3933 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3935 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3936 (iterative_hash_gimple_type): Adjust comment.
3937 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3938 domain for an array type instead of the domain type itself.
3940 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3942 Backport from 2012-05-23 mainline r187803
3945 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3946 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3949 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3951 Backport from 2012-05-03 mainline r187075
3953 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3954 has_fma4 for AMD processors with both fma3 and fma4 support.
3956 2012-05-22 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/53408
3959 * tree-vect-loop.c (vectorizable_induction): Properly check
3960 the restriction that we cannot handle induction results from
3961 the inner loop outside of the outer loop.
3963 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3965 PR tree-optimization/53436
3966 * omp-low.c (omp_build_component_ref): New function.
3967 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3969 PR tree-optimization/53366
3970 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3971 tests if complex_numbers == 2, but there are non-complex number loads
3974 PR tree-optimization/53409
3975 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3976 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3978 PR tree-optimization/53410
3979 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3980 instead of build_int_cst (type, 0) where vector types might be
3983 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3986 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3987 from folded operands before wrapping another around the
3988 conditional expression.
3990 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3991 Patrick Marlier <patrick.marlier@gmail.com>
3993 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3996 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3998 Backport from mainline
3999 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
4002 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
4003 (UNSPECV_RDRAND): This.
4004 (rdrand<mode>_1): Updated.
4006 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4008 Backport from mainline
4009 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
4011 * config/i386/driver-i386.c (host_detect_local_cpu): Support
4012 RDRND, F16C and FSGSBASE.
4014 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
4016 Backport from mainline
4017 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
4019 * tree-ssa-pre.c (can_value_number_call): Delete.
4020 (compute_avail): Skip all statements with side effects.
4021 <GIMPLE_CALL>: Skip calls to internal functions.
4023 2012-05-18 David S. Miller <davem@davemloft.net>
4025 Backport r185385 from mainline
4026 2012-03-14 Richard Guenther <rguenther@suse.de>
4029 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4030 element type instead of mode, use build_vector_type_for_mode
4031 instead of the langhook, build a vector of proper signedness.
4032 (expand_vector_operations_1): Adjust.
4034 2012-05-18 Olivier Hainque <hainque@adacore.com>
4036 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4037 $(libsubdir) as libexecsubdir.
4039 2012-05-16 Andrew Pinski <apinski@cavium.com>
4041 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4044 2012-05-16 David S. Miller <davem@davemloft.net>
4046 * jump.c (delete_related_insns): If we remove a CALL, make sure
4047 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4049 2012-05-16 Richard Henderson <rth@redhat.com>
4052 * combine-stack-adj.c (prev_active_insn_bb): New.
4053 (next_active_insn_bb): New.
4054 (force_move_args_size_note): New.
4055 (combine_stack_adjustments_for_block): Use it.
4057 2012-05-16 Olivier Hainque <hainque@adacore.com>
4059 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4060 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4061 Add comments and improve stamp preservation across the whole sequence.
4062 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4064 2012-05-16 Richard Guenther <rguenther@suse.de>
4066 PR tree-optimization/53364
4067 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4068 detect a view-conversion of the decl.
4070 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4073 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4074 that operands[2] is either immediate, or q_regs_operand.
4076 2012-05-15 Bin Cheng <bin.cheng@arm.com>
4078 Backport r187139 from mainline.
4079 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4081 PR rtl-optimization/52804
4082 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4083 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4084 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4085 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4086 RELOAD_FOR_OUTADDR_ADDRESS.
4088 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4091 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4092 generate target register for "load" class builtins.
4095 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4098 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4099 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4100 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4101 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4102 (<sse>_movu<ssemodesuffix>): New expander.
4103 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4104 (avx_movdqu<avxmodesuffix>): New expander.
4105 (*sse2_movdqu): Rename from sse2_movdqu.
4106 (sse2_movdqu): New expander.
4108 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4110 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4111 lineno 1 the same as lineno 0 before first start file directive.
4112 (optimize_macinfo_range): Likewise.
4114 * dwarf2out.c (have_macinfo): Define.
4115 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4116 attribute, don't force empty compilation unit and don't emit any
4117 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4119 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4121 Backport from mainline
4122 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4124 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4125 ORDERED and UNORDERED conditions.
4127 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4129 * function.c (requires_stack_frame_p): If the function can throw
4130 non-call exceptions, return true if the insn can throw internally.
4132 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4134 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4135 DECL_ORIGINAL_TYPE if it is present.
4137 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4139 Backport from 2012-05-12 mainline r187342.
4142 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4143 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4144 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4145 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4146 (expand_prologue): Move initialization of cfun->machine->is_naked,
4147 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4148 (avr_set_current_function): ...this new static function.
4149 (TARGET_SET_CURRENT_FUNCTION): New define.
4150 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4151 checking attributes of current_function_decl.
4152 (avr_regs_to_save): Ditto.
4153 (signal_function_p): Rename to avr_signal_function_p.
4154 (interrupt_function_p): Rename to avr_interrupt_function_p.
4156 * doc/extend.texi (Function Attributes): Better explanation of
4157 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4160 2012-05-09 Matthias Klose <doko@ubuntu.com>
4162 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4164 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4167 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4168 when a constant source operand matches an "I" constraint, the "no
4169 CC0 change" applies to a register-destination only, not a
4170 strict_low_part-destination.
4172 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4174 Backport from mainline:
4175 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4177 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4179 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4181 PR tree-optimization/53239
4182 * tree-vrp.c (get_value_range): Set VR of
4183 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4186 2012-05-07 Richard Guenther <rguenther@suse.de>
4188 PR tree-optimization/53195
4189 * tree-inline.c (setup_one_parameter): Properly add referenced
4190 vars from the parameters new known value.
4192 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4194 Backport from mainline:
4195 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4198 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4201 2012-05-04 Ian Lance Taylor <iant@google.com>
4203 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4204 values from false to NULL.
4206 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4208 Backport from mainline
4209 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4212 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4213 (TARGET_CMOV): Rename from TARGET_CMOVE.
4214 (TARGET_CMOVE): New define.
4215 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4216 Do not set TARGET_CMOVE here.
4218 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4220 Backport from mainline:
4222 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4224 PR tree-optimization/52633
4225 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4226 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4227 (vect_recog_over_widening_pattern): Remove handling of code that was
4228 already detected as over-widening pattern. Remove special handling
4229 of "unsigned" cases. Instead, support general case of conversion
4230 of the shift result to another type.
4232 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4234 * tree-vect-patterns.c (vect_single_imm_use): New function.
4235 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4236 (vect_recog_over_widening_pattern): Likewise.
4237 (vect_recog_widen_shift_pattern): Likewise.
4239 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4241 PR tree-optimization/52870
4242 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4243 presumed pattern statement is within the same loop or basic block.
4245 2012-05-04 Richard Guenther <rguenther@suse.de>
4247 * common.opt (flto-report): Do not mark as Optimization.
4249 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4252 * recog.c (constrain_operands): If extra constraints are present, also
4253 accept pseudo-registers with equivalent memory locations during reload.
4255 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4257 Backport from the mainline
4258 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4261 * config/rs6000/rs6000.md (bswapdi splitters): If
4262 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4263 default) is used, generate an alternate sequence that does not
4264 depend on using indexed addressing.
4266 2012-05-03 David S. Miller <davem@davemloft.net>
4269 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4270 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4271 (sparc_emit_float_lib_cmp): Likewise.
4273 2012-05-04 Martin Jambor <mjambor@suse.cz>
4275 Backport from mainline
4276 2012-05-02 Martin Jambor <mjambor@suse.cz>
4279 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4280 of a variable when the contect is a function.
4282 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4285 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4286 append program name to it and pass that as first argument
4287 to make_relative_prefix. Always pass standard_libexec_prefix
4288 as last argument to make_relative_prefix. If
4289 make_relative_prefix returns NULL, fall back to
4290 standard_libexec_prefix.
4293 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4297 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4298 mode, return that mode.
4300 2012-05-03 Richard Guenther <rguenther@suse.de>
4302 PR tree-optimization/53144
4303 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4305 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4306 with SSA name values.
4307 (vn_reference_lookup_3): Adjust callers.
4309 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4311 PR tree-optimization/53163
4312 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4313 return value from compute_all_dependences.
4315 PR rtl-optimization/53160
4316 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4317 has been modified by ree pass already.
4319 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4321 Backport from mainline
4322 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4325 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4326 calls to cgraph_node_name in xstrdup.
4327 (ipa_make_edge_direct_to_target): Ditto.
4328 * tree-sra.c (convert_callers_for_node): Ditto.
4329 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4330 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4331 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4332 (cgraph_materialize_all_clones): Ditto.
4333 * ipa-inline.c (report_inline_failed_reason): Ditto.
4334 (want_early_inline_function_p): Ditto.
4335 (edge_badness): Ditto.
4336 (update_edge_key): Ditto.
4337 (flatten_function): Ditto.
4338 (ipa_inline): Ditto.
4339 (inline_always_inline_functions): Ditto.
4340 (early_inline_small_functions): Ditto.
4342 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4344 Backport from mainline
4345 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4347 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4348 Introduce emul_name to select the right linker emulation for
4349 powerpc64-*-freebsd*.
4350 * configure: Regenerate.
4351 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4352 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4353 * config/rs6000/freebsd64.h: New file.
4354 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4356 (rs6000_savres_strategy): Likewise.
4357 (rs6000_savres_routine_name): Likewise.
4358 (rs6000_elf_file_end): Likewise.
4359 * config/rs6000/t-freebsd64: New file.
4360 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4361 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4363 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4365 Backport from mainline
4366 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4369 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4371 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4373 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4374 predicate to discriminate types.
4376 2012-04-27 Richard Guenther <rguenther@suse.de>
4379 * convert.c (convert_to_integer): Avoid infinite recursion for
4380 target-defined built-in types.
4382 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4385 * config/cris/cris.md ("*andhi_lowpart_v32")
4386 ("*andqi_lowpart_v32"): Change first input-only operand from
4387 a (match_operand ...) to (match_dup 0). Drop alternatives with
4388 const_int-matching constraints for redundancy.
4389 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4390 three-operand alternative.
4392 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4394 Backport from mainline
4395 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4397 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4398 (*addsi_2_zext): Ditto.
4399 (*add<mode>_3): Ditto.
4400 (*addsi_3_zext): Ditto.
4401 (*add<mode>_5): Ditto.
4403 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4406 * c-typeck.c (set_nonincremental_init,
4407 set_nonincremental_init_from_string): Pass true instead of false
4408 as IMPLICIT to add_pending_init.
4410 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4412 Backport from 2012-04-24 mainline r186768.
4415 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4417 2012-04-24 Richard Guenther <rguenther@suse.de>
4419 PR tree-optimization/53085
4420 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4423 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4426 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4428 (output_addressed_constants): Likewise.
4431 * varasm.c (get_section): Don't ICE for section conflicts with
4432 built-in section kinds.
4434 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4436 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4438 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4440 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4442 2012-04-23 Richard Guenther <rguenther@suse.de>
4445 * c-typeck.c (build_binary_op): Fix typo.
4447 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4449 PR tree-optimizations/52891
4450 * tree-vect-patterns.c (adjust_bool_pattern): Use
4451 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4452 but with non-standard precision.
4454 2012-04-22 Ian Lance Taylor <iant@google.com>
4456 * godump.c (go_output_typedef): Dump size of structs.
4458 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4460 Backport from mainline:
4462 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4463 hints for 'A' operand types.
4465 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4467 Backport from 2012-04-19 mainline r186588.
4470 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4471 the case *(X+const).
4473 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4475 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4477 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4480 * config/i386/sync.md (atomic_<code><mode>): Rename to
4481 atomic_<logic><mode>.
4483 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4485 Backport from mainline
4486 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4489 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4490 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4491 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4492 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4493 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4494 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4495 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4496 gen_avx2_permvarv8sf.
4498 2012-04-16 Martin Jambor <mjambor@suse.cz>
4500 Backported from mainline
4502 2012-04-13 Martin Jambor <mjambor@suse.cz>
4505 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4506 fold_ctor_reference returns a zero constant.
4508 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4510 Backported from mainline
4511 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4513 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4514 and __ILP32__ for x32.
4516 2012-04-13 Tom de Vries <tom@codesourcery.com>
4518 Backport from mainline r186418.
4520 2012-04-13 Tom de Vries <tom@codesourcery.com>
4522 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4523 parameters vuse and vuse_escaped.
4524 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4525 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4528 2012-04-13 Richard Guenther <rguenther@suse.de>
4530 PR tree-optimization/52969
4531 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4532 the condition for the COND_EXPR and handle predicate negation
4533 by swapping the COND_EXPR arms.
4535 2012-04-13 Richard Guenther <rguenther@suse.de>
4538 * convert.c (convert_to_pointer): Remove special-casing of
4541 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4543 Backport from mainline
4544 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4547 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4548 the list of options to enable the FCFID instruction.
4549 (TARGET_EXTRA_BUILTINS): Adjust comment.
4551 2012-04-12 Richard Guenther <rguenther@suse.de>
4553 PR tree-optimization/52943
4554 * tree-chrec.h (chrec_is_positive): Remove.
4555 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4556 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4557 Return false for a constant zero instead of negative.
4558 (analyze_siv_subscript_cst_affine): Handle zero difference
4559 in the initial condition explicitely.
4561 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4564 * varasm.c (process_pending_assemble_externals): Set
4565 pending_assemble_externals_processed true.
4566 (assemble_external): Call assemble_external_real if the pending
4567 assemble externals have been processed.
4569 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4572 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4573 the DECL generated for the special GOT helper.
4575 2012-04-06 Walter Lee <walt@tilera.com>
4577 Backport from mainline
4578 2012-03-07 Walter Lee <walt@tilera.com>
4580 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4581 REG_CFA_* notes for the stack pointer.
4582 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4583 EH_RETURN_STACKADJ_RTX.
4584 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4585 generate REG_CFA_* notes for the stack pointer.
4586 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4587 by EH_RETURN_STACKADJ_RTX.
4589 2012-04-06 Matt Turner <mattst88@gmail.com>
4591 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4593 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4595 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4596 of the destination isn't also a FP_REGS register.
4598 2012-04-03 Richard Guenther <rguenther@suse.de>
4600 Backport from mainline
4601 2012-03-02 Richard Guenther <rguenther@suse.de>
4603 PR tree-optimization/52406
4604 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4605 (struct indices): Add unconstrained_base member.
4606 (struct dr_alias): Remove unused vops member.
4607 (DR_UNCONSTRAINED_BASE): New define.
4608 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4609 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4610 be an artificial access that covers the whole indexed object,
4611 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4612 plain decl base-objects to their MEM_REF variant.
4613 (dr_may_alias_p): When the base-object of either data reference
4614 has unknown size use only points-to information.
4615 (compute_affine_dependence): Make dumps easier to read and
4617 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4618 DR_REF when looking for packed references.
4619 (vect_supportable_dr_alignment): Likewise.
4621 2012-04-03 Richard Guenther <rguenther@suse.de>
4623 Backport from mainline
4624 2012-03-15 Richard Guenther <rguenther@suse.de>
4627 * tree-data-ref.c (subscript_dependence_tester_1): Check
4628 all dimensions for non-conflicting access functions.
4630 2012-04-03 Richard Guenther <rguenther@suse.de>
4632 Backport from mainline
4633 2012-03-06 Richard Guenther <rguenther@suse.de>
4636 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4638 2012-03-23 Richard Guenther <rguenther@suse.de>
4640 PR tree-optimization/52678
4641 * tree-vectorizer.h (struct _stmt_vec_info): Add
4642 loop_phi_evolution_part member.
4643 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4644 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4645 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4646 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4647 Use the cached evolution part and the PHI nodes value from
4648 the loop preheader edge instead of re-analyzing the evolution.
4650 2012-03-26 Richard Guenther <rguenther@suse.de>
4652 PR tree-optimization/52701
4653 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4654 compute and set the evolution part of PHI nodes.
4656 2012-03-30 Richard Guenther <rguenther@suse.de>
4658 PR tree-optimization/52754
4659 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4660 propagate arbitrary addresses into really plain dereferences.
4662 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4664 PR tree-optimization/52835
4665 * tree-data-ref.c (build_rdg): Return NULL if
4666 compute_data_dependences_for_loop failed.
4668 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4670 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4671 (stmt_can_make_abnormal_goto): Use it.
4672 (is_ctrl_altering_stmt): Likewise.
4674 2012-03-31 Martin Jambor <mjambor@suse.cz>
4676 Backported from mainline
4677 2012-03-30 Martin Jambor <mjambor@suse.cz>
4679 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4680 is a builtin_stack_save in a dominating BB.
4682 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4684 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4685 crossing 128bit lane boundary.
4687 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4689 Backported from mainline
4690 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4693 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4695 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4696 * config/i386/i386.c: Include reload.h.
4697 (ix86_legitimize_reload_address): New function.
4699 2012-03-28 Martin Jambor <mjambor@suse.cz>
4701 Backported from mainline
4702 2012-03-27 Martin Jambor <mjambor@suse.cz>
4705 * tree-sra.c (sra_modify_assign): Do not call
4706 load_assign_lhs_subreplacements when working with an unscalarizable
4709 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4712 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4713 __builtin_va_start to __builtin_next_arg if the latter is
4714 builtin_decl_explicit_p rather than when it is not.
4717 * tree-vect-generic.c (vector_element): Perform multiplication
4718 for pos in bitsizetype type instead of idx type.
4720 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4722 Backport from 2012-03-28 mainline r185910.
4725 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4726 (avr_builtin_decl): New static function.
4727 (struct avr_builtin_description, avr_bdesc): Move up.
4728 Add GTY marker. Add field fndecl. Remove redundant field id.
4729 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4730 (avr_expand_builtin): Code cleanup because .id is removed.
4732 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4735 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4738 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4740 Backport from 2012-03-28 mainline r185907.
4743 * config.gcc (tm_file): Remove avr/multilib.h.
4745 * doc/invoke.texi (AVR Options): Adjust
4746 documentation of -mtiny-stack.
4748 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4749 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4750 * config/avr/t-avr: Remove generation of multilib.h.
4751 * config/avr/t-multilib: Regenerate.
4752 * config/avr/multilib.h: Remove.
4753 * config/avr/avr.opt (-msp8): New option.
4754 (avr_sp8): New variable.
4755 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4756 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4757 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4758 (avr_device_to_sp8): New prototype.
4759 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4760 (DRIVER_SELF_SPECS): New define.
4761 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4762 __AVR_SP8__, __AVR_HAVE_SPH__.
4763 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4764 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4765 (avr_file_start): Ditto.
4767 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4770 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4771 instead of 8 in adjust_address.
4773 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4775 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4776 of a unit before computing the offset in units.
4778 2012-03-27 Richard Guenther <rguenther@suse.de>
4781 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4784 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4787 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4789 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4792 * varasm.c: Include pointer-set.h.
4793 (pending_assemble_externals_set): New pointer set.
4794 (process_pending_assemble_externals): Destroy the pointer set.
4795 (assemble_external): See if decl is in pending_assemble_externals_set,
4796 and add it to pending_assemble_externals if necessary.
4797 (init_varasm_once): Allocate pending_assemble_externals_set.
4799 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4801 Backported from mainline
4802 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4805 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4806 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4807 (vector_ltgt<mode>): Likewise.
4808 (vector_ordered<mode>): Likewise.
4809 (vector_unordered<mode>): Likewise.
4810 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4812 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4814 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4817 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4819 Backported from mainline
4820 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4824 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4825 GENERAL_REGS and FP_REGS for SImode.
4827 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4830 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4831 on any new_local_var_chain vars declared during recursing on
4832 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4834 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4836 Backport from 2012-03-22 mainline r185692.
4839 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4840 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4841 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4842 (delay_cycles_1, delay_cycles_2): Ditto.
4843 (delay_cycles_3, delay_cycles_4): Ditto.
4844 (nopv, *nopv): Ditto.
4845 (sleep, *sleep): Ditto.
4848 Backport from 2012-03-21 mainline r185605.
4850 PR rtl-optimization/52543
4852 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4853 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4854 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4855 (avr_load_libgcc_p): Restrict to __flash loads.
4856 (avr_out_lpm): Only handle 1-byte loads from __flash.
4857 (avr_load_lpm): New function.
4858 (avr_find_unused_d_reg): Remove.
4859 (avr_out_lpm_no_lpmx): Remove.
4860 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4861 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4862 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4863 (load_<mode>, load_<mode>_clobber): New insns.
4864 (mov<mode>): For multi-byte move from non-generic
4865 16-bit address spaces: Expand to load_<mode> resp.
4866 load_<mode>_clobber.
4867 (load<mode>_libgcc): Remove expander.
4868 (split-lpmx): Remove split.
4870 Backport from 2012-03-13 mainline r185329.
4873 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4874 offset (size) to a value the insns can deal with.
4875 (expand_epilogue): Ditto.
4877 Backport from 2012-03-12 mainline r185256.
4880 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4881 type from reg_class_t to enum reg_class.
4882 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4884 Backport from 2012-03-12 mainline r185253.
4887 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4888 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4889 r184615 from 2012-02-28.
4891 Backport from 2012-03-08 mainline r185105.
4893 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4894 for constants in [-63,63].
4896 Backport from 2012-03-08 mainline r185100.
4899 * config/avr/avr.c (avr_mem_clobber): New static function.
4900 (avr_expand_delay_cycles): Add memory clobber operand to
4901 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4902 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4903 (enable_interrupt, disable_interrupt): New expander.
4904 (nopv, sleep, wdr): New expanders.
4905 (delay_cycles_1): Add memory clobber.
4906 (delay_cycles_2): Add memory clobber.
4907 (delay_cycles_3): Add memory clobber.
4908 (delay_cycles_4): Add memory clobber.
4909 (cli_sei): New insn from former "enable_interrupt",
4910 "disable_interrupt" with memory clobber.
4911 (*wdt): New insn from former "wdt" with memory clobber.
4912 (*nopv): Similar, but for "nopv".
4913 (*sleep): Similar, but for "sleep".
4915 Backport from 2012-03-07 mainline r185043.
4918 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4920 Backport from 2012-03-07 mainline r185032.
4923 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4924 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4925 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4927 Backport from 2012-03-07 mainline r185031.
4930 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4932 * config/avr/avr.md (xload_8): Adjust insn length.
4934 Backport from 2012-03-07 mainline r185030.
4937 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4938 if RAMPZ affects reading from RAM.
4940 Backport from 2012-03-05 mainline r184919.
4942 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4944 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4946 Backport from mainline r185259.
4949 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4950 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4952 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4954 Backported from mainline
4955 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4958 * c-parser.c (c_parser_postfix_expression)
4959 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4961 * config/i386/smmintrin.h: Avoid /* within a comment.
4962 * config/i386/nmmintrin.h: Likewise.
4964 2012-03-22 Richard Guenther <rguenther@suse.de>
4966 * BASE-VER: Set to 4.7.1.
4967 * DEV-PHASE: Set to prerelease.
4969 2012-03-22 Release Manager
4971 * GCC 4.7.0 released.
4973 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4975 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4977 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4978 Andrew Pinski <apinski@cavium.com>
4981 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4982 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4983 calls instead of __builtin_ir{int,ound}*.
4985 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4988 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4991 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4993 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4994 Refer to GCC 4.7 version of c99status.html.
4996 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4998 Backport from mainline
4999 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
5001 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
5002 redefine to be NULL if the current bit-size is different from the
5003 configured bit-size.
5005 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
5006 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
5007 set the default tuning. Add asserts to make sure the cpu and tune
5008 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
5009 test whether the index is set, instead of > 0.
5010 (rs6000_file_start): Do not reset the default cpu if the current
5011 bit-size is different from the configured bit-size.
5013 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5015 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
5017 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
5018 Update binutils references.
5019 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
5020 Update binutils reference.
5021 Update Sun as/GNU ld caveat.
5022 Document binutils largefile requirement for LTO plugin.
5023 Remove reference to alternate libpthread.
5025 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5027 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
5029 (Specific, mips-sgi-irix6): Likewise.
5031 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5033 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5034 * configure: Regenerate.
5036 2012-03-07 Richard Henderson <rth@redhat.com>
5038 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5039 * config/m68k/sync.md (atomic_test_and_set): Use it.
5040 (atomic_test_and_set_1): Likewise.
5042 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5045 * Makefile.in: Let install-gcc-ar depend on installdirs,
5046 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5047 Don't double canonicalize if cross-compiling.
5049 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5051 * trans-mem.c: New typedef for tm_region_p.
5052 Define vector types for tm_region_p.
5053 (tm_region_init): Replace region_worklist to a vector called
5056 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5059 * trans-mem.c (tm_region_init): Use last_basic_block.
5061 2012-03-05 Richard Henderson <rth@redhat.com>
5064 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5065 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5066 BIGGEST_ALIGNMENT is aligned.
5068 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5070 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5072 2012-03-05 Richard Henderson <rth@redhat.com>
5075 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5076 instead of calling negqi2 directly.
5078 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5080 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5081 (INTMAX_TYPE): Use it.
5082 (UINTMAX_TYPE): Likewise.
5083 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5084 (irix6_c_common_override_options): Declare.
5085 (C_COMMON_OVERRIDE_OPTIONS): Define.
5086 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
5087 * config/mips/irix6-c.c: New file.
5088 * config/mips/t-irix6 (irix6-c.o): New target.
5089 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
5092 2012-03-02 Richard Henderson <rth@redhat.com>
5094 * optabs.c (expand_atomic_test_and_set): Honor
5095 atomic_test_and_set_trueval even when atomic_test_and_set
5096 optab is not in use.
5098 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5100 Backport from mainline
5101 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5103 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5105 2012-03-02 Richard Guenther <rguenther@suse.de>
5107 * DEV-PHASE: Set to prerelease.
5109 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5111 * config.gcc (obsolete): Add all ARM targets using the FPA.
5112 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5113 * doc/install.texi: Avoid references to obsolete ARM ports.
5115 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5117 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5119 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5120 Joern Rennecke <joern.rennecke@embecosm.com>
5122 * doc/extend.texi: Expand and update information on interrupt
5123 attribute for Epiphany.
5125 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5127 * config/sh/sh-protos.h: Update copyright notice dates.
5128 * config/sh/sh.h: Likewise.
5129 * config/sh/sh.md: Likewise.
5130 * config/sh/constraints.md: Likewise.
5131 * config/sh/predicates.md: Likewise.
5133 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5135 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5136 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5138 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5140 * config/sh/constraints.md: Fix comment typo.
5142 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5145 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5146 unsigned HOST_WIDE_INT.
5147 (zvdep_imm64): Likewise.
5148 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5149 (vdepi_and): Likewise.
5150 Likewise for unamed 64-bit patterns.
5151 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5153 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5156 PR rtl-optimization/52417
5157 * cselib.c (cselib_any_perm_equivs): New variable.
5158 (cselib_reset_table): Check that it's not set when not
5159 preserving constants.
5160 (cselib_add_permanent_equiv): Set it.
5161 (cselib_have_permanent_equivalences): New.
5162 (cselib_init, cselib_finish): Reset it.
5163 * cselib.h (cselib_have_permanent_equivalences): Declare.
5164 * alias.c (get_addr): Restore earlier behavior when there
5165 aren't permanent equivalences.
5167 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5169 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5170 * config/v850/v850-modes.def: Fix copyright notice.
5172 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5174 * doc/extend.texi (AVR Built-in Functions): Document
5175 __builtin_avr_flash_segment.
5177 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5178 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5179 (*split.flash_segment): New insn-and-split.
5180 * config/avr/avr.c (avr_init_builtins): Add local variables:
5181 const_memx_void_node, const_memx_ptr_type_node,
5182 char_ftype_const_memx_ptr.
5184 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5186 PR tree-optimization/52445
5187 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5188 add ssa_name_ver, offset and size fields and change store field
5190 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5191 (add_or_mark_expr): Likewise. Only consider previous stores
5192 with the same size and offset.
5193 (nt_init_block): Only look at gimple_assign_single_p stmts,
5194 doesn't look at rhs2.
5196 2012-03-01 Richard Guenther <rguenther@suse.de>
5199 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5200 conversions from integral types to pointer types.
5202 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5204 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5205 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5206 unintentionally removed in r184616.
5208 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5210 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5213 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5214 Uros Bizjak <ubizjak@gmail.com>
5217 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5218 alternatives, add "e" constraint to the new last alternative
5219 and ! to last 3 alternatives.
5221 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5223 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5224 DW_AT_artificial attributes at the end of the processing.
5225 (gen_array_type_die): Likewise.
5226 (gen_enumeration_type_die): Likewise.
5227 (gen_struct_or_union_type_die): Likewise.
5228 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5231 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5234 * expr.c (expand_assignment): If doing misaligned store that doesn't
5235 cover all mode bits, perform a RMW cycle.
5237 PR tree-optimization/52429
5238 * tree-parloops.c (separate_decls_in_region_debug): Return early
5239 if var is LABEL_DECL.
5241 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5243 PR tree-optimization/52424
5244 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5245 calling dom_thread_across_edge.
5247 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5249 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5251 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5253 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5254 * config/avr/avr.c (avr_output_bld): Remove unused function.
5255 (avr_out_sbxx_branch): Use "%T" to print bit position.
5257 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5259 * config/avr/avr.md: Untabify.
5261 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5263 * config/avr/avr.md (eqne): New code iterator.
5264 (*dec-and-branchsi): Use it in text peephole's condition.
5265 (*dec-and-branchhi): Ditto.
5266 (*dec-and-branchqi): Ditto.
5268 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5271 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5272 the device does not have the skip-bug.
5274 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5276 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5277 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5278 -mpretend-cmove): New.
5280 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5283 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5284 doesn't count DEBUG_INSN refs.
5285 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5286 for DEBUG_INSN refs.
5288 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5292 2012-02-20 Richard Guenther <rguenther@suse.de>
5293 PR tree-optimization/52298
5294 * tree-vect-stmts.c (vectorizable_load): Properly use
5295 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5298 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5301 * gimple.h (gimple_in_transaction): New.
5302 (gimple_set_in_transaction): New.
5303 (struct gimple_statement_base): Add in_transaction field.
5304 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5306 (tree_ssa_lim_initialize): Compute transaction bits.
5307 * tree.h (compute_transaction_bits): Protoize.
5308 * trans-mem.c (tm_region_init): Use the heap to store BB
5310 (compute_transaction_bits): New.
5312 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5314 * gcc.c (display_help): Document --help=common and sort entries
5317 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5319 * doc/install.texi: Document check-$LANG specific shortcuts
5321 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5324 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5326 * config/arm/arm_neon.h: Regenerate.
5327 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5328 (neon_vcgeu): New insn.
5329 (neon_vcgtu): Likewise.
5330 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5331 (ops): Unsigned comparison intrinsics call a different
5334 2012-02-28 Richard Guenther <rguenther@suse.de>
5337 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5338 ordering for the VEC_CONCAT for two element vectors for
5339 V2SFmode, V2SImode and V2DImode.
5341 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5344 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5345 detecting big-endian triplets.
5347 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5349 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5350 mode if there is no type information available.
5352 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5354 PR tree-optimization/53207
5355 * doc/invoke.texi: Document as experimental and relying on graphite.
5357 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5359 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5360 of initializer to changes from r184614.
5362 2012-02-28 Richard Guenther <rguenther@suse.de>
5364 PR tree-optimization/52395
5365 * tree-sra.c (build_ref_for_offset): Also look at the base
5366 TYPE_ALIGN when figuring out the alignment of the replacement.
5368 2012-02-28 Richard Guenther <rguenther@suse.de>
5370 PR tree-optimization/52402
5371 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5372 mis-aligned types when creating the accesses at the call site.
5374 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5376 * config/avr/builtins.def: New file.
5377 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5378 * config/avr/avr.c (enum avr_builtin_id): Use it.
5379 (avr_init_builtins): Use it. And use avr_bdesc.
5380 (bdesc_1arg): Remove.
5381 (bdesc_2arg): Remove.
5382 (bdesc_3arg): Remove.
5383 (struct avr_builtin_description): Add field n_args.
5384 (avr_bdesc): New static variable using builtins.def.
5385 (avr_expand_builtin): Use it.
5386 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5387 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5388 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5390 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5393 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5394 match only one single hard register with respective hard reg rtx.
5395 (movmemx_<mode>): Ditto.
5396 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5397 insn anatomy of movmem[x]_<mode>.
5398 (avr_out_movmem): Same for printing assembler and operand usage.
5400 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5404 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5405 address spaces located outside of device flash.
5407 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5408 (mcu_type_s): Add field n_flash.
5409 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5410 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5411 (AVR_MCU): Add N_FLASH argument.
5412 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5413 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5414 macro __FLASH<n> if that address space makes sense for the device.
5415 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5416 outside of target flash.
5417 (avr_asm_named_section): Ditto.
5418 (avr_asm_select_section): Ditto.
5419 (avr_addr_space_convert): Ditto.
5420 (avr_emit_movmemhi): Ditto.
5421 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5422 address space is outside of device flash.
5423 (avr_insert_attributes): Ditto.
5424 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5425 avr_current_arch->n_segments.
5427 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5430 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5432 (*movabs<mode>_2): Likewise.
5434 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5437 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5438 s_register_operand in the test instead of REG_P. Don't call
5439 gen_reg_rtx if it won't be used.
5441 PR tree-optimization/52376
5442 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5444 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5446 * ifcvt.c (noce_get_condition): Check condition variable is not
5447 small_register_classes_for_mode_p before accepting.
5449 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5451 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5453 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5456 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5457 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5459 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5461 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5463 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5465 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5467 * config/sh/predicates.md: Remove blank lines.
5468 * config/sh/sh.c: Fix typos in comments.
5469 * config/sh/constraints.md: Likewise.
5470 * config/sh/sh.md: Remove blank lines.
5471 Fix typos in comments. Use ;; as comment characters.
5473 2012-02-26 Walter Lee <walt@tilera.com>
5475 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5476 (replace_mov_pcrel_step2): Ditto.
5478 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5481 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5482 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5483 and locs that reference values newer than the non-canonical value
5484 at hand. Return the canonical value as a worst case.
5485 (memrefs_conflict_p): Walk canonical value's locs.
5488 * cselib.c (preserve_only_constants): Rename to...
5489 (preserve_constants_and_equivs): ... this. Split out...
5490 (invariant_or_equiv_p): ... this. Preserve plus expressions
5491 of other preserved expressions too.
5492 (cselib_reset_table): Adjust.
5493 * var-tracking.c (reverse_op): Use canonical value to build
5496 2012-02-23 Kai Tietz <ktietz@redhat.com>
5498 * config/i386/i386.c (ix86_delegitimize_address): Handle
5499 UNSPEC_PCREL plus displacement.
5501 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5504 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5505 to test for unusedness in st X addressing.
5507 2012-02-24 Richard Guenther <rguenther@suse.de>
5510 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5511 (is_gimple_reg_type): Move inline ...
5512 * gimple.h (is_gimple_reg_type): ... here.
5514 2012-02-24 Richard Guenther <rguenther@suse.de>
5517 * passes.c (execute_function_todo): When verifying SSA form
5518 verify gimple form first.
5519 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5521 2012-02-24 Richard Guenther <rguenther@suse.de>
5524 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5525 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5527 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5529 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5531 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5533 * tree-phinodes.c (make_phi_node): Mark static.
5534 * tree-flow.h (make_phi_node): Remove extern decl.
5535 * doc/gimple.texi (make_phi_node): Remove documentation.
5537 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5539 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5540 * tree-ssa-sccvn.c (print_scc): Ditto.
5542 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5544 * doc/passes.texi (Full redundancy elimination): Fix typo.
5546 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5548 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5550 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5553 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5555 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5558 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5560 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5562 * config/avr/avr.md (code_stdname): Add ior, xor.
5563 (xior): New code iterator.
5564 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5565 (*<code_stdname><mode>qi.byte1-3): Ditto.
5567 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5569 PR tree-optimization/52019
5570 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5573 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5575 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5576 HAVE_INITFINI_ARRAY to work around namespace pollution in
5577 certain versions of newlib system headers.
5578 * config.in: Regenerate.
5579 * configure: Regenerate.
5580 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5581 instead of HAVE_INITFINI_ARRAY.
5583 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5586 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5587 is not offsettable memory reference.
5589 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5592 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5593 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5595 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5597 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5598 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5600 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5602 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5603 library on Solaris 8 even without TLS support.
5604 * configure: Regenerate.
5606 2012-02-22 Richard Guenther <rguenther@suse.de>
5609 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5610 for GIMPLE_DEBUG stmts.
5612 2012-02-22 Martin Jambor <mjambor@suse.cz>
5615 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5616 according to the base object.
5618 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5620 PR rtl-optimization/50063
5621 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5622 and 2 (8-bit SP) in operand 2.
5623 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5624 setup to use movhi_sp_r instead of vanilla move to write SP.
5625 Adjust REG_CFA notes to superseed unspec.
5626 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5628 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5629 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5630 irq_state 1 (IRQ known to be on) here.
5632 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5634 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5636 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5637 assign_hard_reg): Likewise.
5639 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5641 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5643 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5646 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5647 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5649 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5651 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5652 prototype from here to...
5653 * config/avr/avr.h: ...here.
5655 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5658 * thumb2.md (thumb2_shiftsi3_short): Split register and
5659 immediate shifts. For register shifts tie operands 0 and 1.
5660 (peephole2 for above): Check that register-controlled shifts
5661 have suitably tied operands.
5663 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5666 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5667 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5668 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5669 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5670 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5671 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5672 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5673 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5674 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5675 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5676 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5677 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5678 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5679 bdver1_ssevector_avx256_unaligned_load,
5680 bdver1_ssevector_sse128_unaligned_load,
5681 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5682 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5683 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5684 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5685 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5686 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5687 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5688 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5689 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5690 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5691 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5692 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5693 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5694 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5695 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5696 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5697 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5698 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5699 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5700 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5701 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5702 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5703 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5704 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5705 bdver1_ssediv_double_load, bdver1_ssediv_double,
5706 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5707 Add "bdver2" attribute.
5709 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5711 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5712 default if possible and not specified otherwise.
5714 2012-02-21 Richard Guenther <rguenther@suse.de>
5717 * gimplify.c (create_tmp_from_val): Use the main variant type
5718 for the type of the temporary we create.
5720 2012-02-21 Richard Guenther <rguenther@suse.de>
5722 PR tree-optimization/52324
5723 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5724 do not gimplify a MEM_REF address operand if it is already
5727 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5729 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5730 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5732 2012-02-21 Richard Guenther <rguenther@suse.de>
5734 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5735 nested_in_vect_loop.
5737 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5739 PR tree-optimization/52318
5740 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5741 vdef also to non-pure/const call stmts in the sequence.
5743 2012-02-20 David S. Miller <davem@davemloft.net>
5745 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5746 don't use the "rd %pc" instruction on v9 for PIC register loads.
5748 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5751 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5752 in a transaction safe function.
5754 2012-02-20 Kai Tietz <ktietz@redhat.com>
5757 * stor-layout.c (place_field): Handle desired_align for
5760 2012-02-20 Richard Guenther <rguenther@suse.de>
5762 PR tree-optimization/52298
5763 * tree-vect-stmts.c (vectorizable_store): Properly use
5764 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5766 (vectorizable_load): Likewise.
5767 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5768 Access DR_STEP after ensuring it is not NULL.
5770 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5772 PR tree-optimization/52286
5773 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5774 optimization use double_int_to_tree instead of build_int_cst_wide,
5775 rewrite to use double_int vars.
5777 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5780 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5782 Remove -e 0 from $gcc_cv_ld invocation.
5783 Only use __GLIBC_PREREQ if defined.
5784 Enable on Solaris since Solaris 8 patch.
5785 (gcc_SUN_LD_VERSION): New macro.
5786 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5787 gcc_SUN_LD_VERSION for version number format.
5788 * configure: Regenerate.
5789 * varasm.c (get_elf_initfini_array_priority_section): Set
5790 SECTION_NOTYPE for non-default priority.
5791 Use get_section instead of get_unnamed_section to emit
5792 .init_array/.fini_array with default priority.
5794 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5796 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5797 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5798 (mips_start_unique_function, mips_output_mips16_rdhwr)
5799 (mips_code_end): New functions.
5800 (TARGET_ASM_CODE_END): Define.
5802 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5804 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5805 to stubs with non-sibling calls.
5807 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5809 * doc/invoke.texi (-fira-* options): Copy-edit.
5810 (ira-* parameters): Copy-edit.
5812 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5814 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5815 GCC coding conventions.
5817 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5819 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5820 when used as adjectives.
5822 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5824 * doc/invoke.texi: Clean up "that"/"which" confusion.
5826 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5828 * system.h: Poison SMALL_REGISTER_CLASSES
5829 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5830 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5832 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5834 PR tree-optimization/52285
5835 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5836 when deciding if a call is a tail call or tail recursion.
5838 2012-02-16 Kai Tietz <ktietz@redhat.com>
5840 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5841 interger-constant displacement for UNSPEC_PCREL.
5843 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5845 PR rtl-optimization/52208
5846 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5847 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5849 PR tree-optimization/52255
5850 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5851 loop->header has virtual PHI, but exit_e->dest doesn't, add
5852 virtual PHI to exit_e->dest and adjust all uses after the loop.
5855 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5856 children with clone_tree_hash, not after it.
5858 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5860 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5861 extended identifiers.
5863 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5866 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5867 a same_body_alias, also test whether e->callee isn't a former
5868 or current clone of the decl this is a same body alias of.
5870 PR translation/52264
5871 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5873 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5875 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5877 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5880 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5881 force_reg instead of copy_to_reg for better optimization. Force
5882 non-register or memory operands into a register.
5884 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5886 * extend.texi: Reserve upper bits of memory model for future use.
5888 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5889 Anatoly Sokolov <aesok@post.ru>
5890 Eric Weddington <eric.weddington@atmel.com>
5893 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5894 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5895 Rewrite initializers for .macro.
5896 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5897 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5898 atxmega32d4, atxmega32x1.
5899 avrxmega4: atxmega64a3, atxmega64d3.
5900 avrxmega5: atxmega64a1, atxmega64a1u.
5901 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5902 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5903 avrxmega7: atxmega128a1, atxmega128a1u.
5904 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5905 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5906 (struct base_arch_s): Rename reserved to xmega_p.
5907 Rename reserved2 to have_rampd.
5908 (AVR_XMEGA): New define.
5909 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5910 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5911 * config/avr/predicates.md (io_address_operand): Take into
5913 (low_io_address_operand): Ditto.
5914 (high_io_address_operand): Ditto.
5915 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5916 (enabled, movhi_sp_r): Use them.
5917 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5918 cpp_define_formatted to built-in define __AVR_ARCH__.
5919 (__AVR_XMEGA__): New built-in define.
5920 (__AVR_HAVE_RAMPD__): New built-in define.
5921 (__AVR_HAVE_RAMPX__): New built-in define.
5922 (__AVR_HAVE_RAMPY__): New built-in define.
5923 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5925 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5926 (avr_option_override): Initialize them.
5927 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5928 (avr_init_expanders): Initialize them. No more block several calls.
5929 (emit_push_sfr): New static function.
5930 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5932 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5933 (avr_print_operand): Print addreeses as symbols for
5934 RAMPX, RAMPY, RAMPD, CCP.
5935 (output_movhi): Handle AVR_XMEGA when writing to SP.
5936 (avr_out_movhi_mr_r_xmega): New static function.
5937 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5938 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5939 __RAMPD__, __CCP__ as needed.
5941 * config/avr/multilib.h: Regenerate.
5942 * config/avr/t-multilib: Regenerate.
5943 * config/avr/avr-tables.opt: Regenerate.
5945 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5947 PR tree-optimization/50561
5948 * graphite-flattening.c (lst_project_loop): Do not
5949 remove old scattering dimensions after flattening.
5950 (lst_do_flatten): Likewise.
5952 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5954 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5955 __builtin_avr_map8, __builtin_avr_map16.
5956 Document __builtin_avr_insert_bits.
5958 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5959 (insert_bits): New insn.
5960 (adjust_len.map_bits): Rename to insert_bits.
5961 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5962 * avr-protos.h (avr_out_map_bits): Remove.
5963 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5964 * config/avr/constraints.md (Cxf,C0f): New.
5965 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5966 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5967 New built-in define __BUILTIN_AVR_INSERT_BITS.
5968 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5969 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5970 (avr_move_bits): Rewrite.
5971 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5973 (avr_map_op_t): New typedef.
5974 (avr_map_op): New static variable.
5975 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5976 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5977 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5978 (bdesc_3arg, avr_expand_triop_builtin): New.
5979 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5980 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5981 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5982 (avr_map_equal_p, avr_map_sig_p): Remove.
5983 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5984 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5985 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5986 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5987 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5988 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5990 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5992 * config/c6x/c6x.md (reserve_cycles): New attribute.
5993 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5994 don't reserve functional units after the branch occurs.
5996 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5999 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6000 functions into non-tm_pure functions.
6002 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6005 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6006 (iterative_hash_canonical_type): Likewise.
6007 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6010 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6012 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6013 sched-group insn, it either remains alone or the entire list is pruned.
6015 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6017 * doc/install.texi (Prerequisites): Fix grammar.
6018 (Configuration): Likewise.
6020 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6022 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6023 MPC as part of GCC before describing configuring with --with-gmp etc.
6024 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6025 sources are present.
6027 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6030 * dwarf2out.c (clone_tree_hash): New function.
6031 (copy_decls_walk): Use it instead of clone_tree.
6033 2012-02-14 Richard Guenther <rguenther@suse.de>
6035 PR tree-optimization/52244
6036 PR tree-optimization/51528
6037 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6038 replacements for integral types.
6040 2012-02-14 Walter Lee <walt@tilera.com>
6042 * config.gcc: Handle tilegx and tilepro.
6043 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6045 Add HAVE_AS_TLS check for tilegx and tilepro.
6046 * configure: Regenerate.
6047 * doc/contrib.texi: Add Mat Hostetter and self.
6048 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6049 Document instruction intrinsics and network accessing intrinsics.
6050 (TILEPro Built-in Functions): New node. Document instruction
6051 intrinsics and network accessing intrinsics.
6052 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6053 (Specific, tilepro-*-linux*): Likewise.
6054 * doc/invoke.texi (TILE-Gx Options): New section.
6055 (TILEPro Options): New section.
6056 * doc/md.texi (TILE-Gx): New section.
6057 (TILEPro): New section.
6058 * common/config/tilegx/tilegx-common.c: New file.
6059 * common/config/tilepro/tilepro-common.c: New file.
6060 * config/tilegx/constraints.md: New file.
6061 * config/tilegx/linux.h: New file.
6062 * config/tilegx/mul-tables.c: New file.
6063 * config/tilegx/predicates.md: New file.
6064 * config/tilegx/sync.md: New file.
6065 * config/tilegx/t-tilegx: New file.
6066 * config/tilegx/tilegx-builtins.h: New file.
6067 * config/tilegx/tilegx-c.c: New file.
6068 * config/tilegx/tilegx-generic.md: New file.
6069 * config/tilegx/tilegx-modes.def: New file.
6070 * config/tilegx/tilegx-multiply.h: New file.
6071 * config/tilegx/tilegx-protos.h: New file.
6072 * config/tilegx/tilegx.c: New file.
6073 * config/tilegx/tilegx.h: New file.
6074 * config/tilegx/tilegx.md: New file.
6075 * config/tilegx/tilegx.opt: New file.
6076 * config/tilepro/constraints.md: New file.
6077 * config/tilepro/gen-mul-tables.cc: New file.
6078 * config/tilepro/linux.h: New file.
6079 * config/tilepro/mul-tables.c: New file.
6080 * config/tilepro/predicates.md: New file.
6081 * config/tilepro/t-tilepro: New file.
6082 * config/tilepro/tilepro-builtins.h: New file.
6083 * config/tilepro/tilepro-c.c: New file.
6084 * config/tilepro/tilepro-generic.md: New file.
6085 * config/tilepro/tilepro-modes.def: New file.
6086 * config/tilepro/tilepro-multiply.h: New file.
6087 * config/tilepro/tilepro-protos.h: New file.
6088 * config/tilepro/tilepro.c: New file.
6089 * config/tilepro/tilepro.h: New file.
6090 * config/tilepro/tilepro.md: New file.
6091 * config/tilepro/tilepro.opt: New file.
6093 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6095 PR tree-optimization/52210
6096 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6097 vect_model_simple_cost with two entry vect_def_type array instead
6098 of an address of dt.
6100 2012-02-14 Richard Guenther <rguenther@suse.de>
6103 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6104 Do not stream DECL_QUALIFIER.
6105 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6106 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6107 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6109 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6112 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6115 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6118 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6119 * cselib.c (cselib_subst_to_values_from_insn): New function.
6120 * sched-deps.c (add_insn_mem_dependence,
6121 sched_analyze_1, sched_analyze_2): Use it.
6123 2012-02-13 Jan Hubicka <jh@suse.cz>
6126 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6128 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6130 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6131 (GTM_SELF_SPECS): Define if not already defined.
6132 (driver_self_specs): Add GTM_SELF_SPECS.
6133 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6134 (GTM_SELF_SPECS): Define.
6135 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6136 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6138 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6140 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6143 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6146 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6147 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6149 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6152 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6154 2012-02-13 Richard Guenther <rguenther@suse.de>
6156 PR translation/52211
6157 * passes.c (enable_disable_pass): Fix typo.
6159 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6162 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6163 XOR for reduce_bit_field if type is unsigned.
6165 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6167 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6168 disallow changes from SFmode to mode with different size in FP regs.
6170 2012-02-12 Robert Millan <rmh@gnu.org>
6171 Gerald Pfeifer <gerald@pfeifer.com>
6173 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6176 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6178 PR rtl-optimization/52175
6179 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6180 to frame-related instructions.
6182 2012-02-10 Jason Merrill <jason@redhat.com>
6185 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6186 (demangle_new_symbols): Fill it.
6187 (scan_linker_output): Walk it.
6188 (start_tweaking): Split out from scan_linker_output.
6189 (maybe_tweak): Update sym->chosen.
6190 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6192 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6195 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6197 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6199 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6200 having the same mode as previous compare.
6202 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6204 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6205 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6206 (nonlocal_goto_internal): Likewise.
6207 (nonlocal_goto): Emit a use and an indirect jump directly.
6209 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6212 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6213 __atomic_{is,always}_lock_free.
6215 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6218 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6219 negative constant address for x32.
6221 2012-02-10 Richard Henderson <rth@redhat.com>
6223 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6224 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6225 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6227 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6228 Ira Rosen <irar@il.ibm.com>
6230 PR tree-optimization/50031
6231 * targhooks.c (default_builtin_vectorization_cost): Handle
6233 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6234 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6235 all types of reduction and pattern statements.
6236 (vect_estimate_min_profitable_iters): Likewise.
6237 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6238 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6239 for explicit realigns.
6240 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6241 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6243 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6244 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6245 vec_perm for VSX and handle vec_promote_demote.
6247 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6250 * builtins.c (fold_builtin_atomic_always_lock_free,
6251 expand_builtin_atomic_always_lock_free,
6252 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6253 Return and/or test boolean_true_node/boolean_false_node instead of
6254 integer_one_node/integer_zero_node.
6256 2012-02-10 Jan Hubicka <jh@suse.cz>
6259 * predict.c (predict_paths_for_bb): Prevent looping.
6260 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6262 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6264 * config/arm/arm.c (output_move_double): In one case properly
6265 count number of instructions that will be emitted.
6267 2012-02-10 Richard Guenther <rguenther@suse.de>
6269 PR translation/52193
6270 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6272 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6275 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6277 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6280 * var-tracking.c (emit_note_insn_var_location): If
6281 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6282 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6283 non-NOTE_DURING_CALL_P insn.
6285 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6288 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6290 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6293 * gcc.c (switch_matches) Support switches with separated form,
6296 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6298 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6300 (RAMPZ_ADDR): Ditto.
6301 * config/avr/avr.c (avr_addr_t): New typedef.
6302 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6303 (avr_init_expanders): Initialize it.
6304 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6306 (expand_epilogue): Ditto.
6307 (avr_print_operand): Ditto.
6308 (avr_file_start): Ditto.
6309 (avr_emit_movmemhi): Ditto.
6311 2012-02-08 Richard Guenther <rguenther@suse.de>
6313 PR tree-optimization/46886
6314 * tree-flow.h (do_while_loop_p): Declare.
6315 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6316 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6318 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6320 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6321 always succeed for integers larger than a native word.
6323 2012-02-08 Richard Guenther <rguenther@suse.de>
6325 PR rtl-optimization/52170
6326 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6327 properly handle integer vector modes.
6329 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6331 PR gcov-profile/52150
6332 * coverage.c: Include target.h.
6333 (build_var): Call targetm.strip_name_encoding on the assembler name.
6334 Change one _ into . or $ if the target allows it.
6335 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6337 PR rtl-optimization/52139
6338 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6339 is a BARRIER after emit_insn_after_noloc, move BB_END
6340 to the last non-BARRIER insn before it.
6342 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6345 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6346 (mips_gimplify_va_arg_expr): Call it instead of
6347 std_gimplify_va_arg_expr.
6349 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6351 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6352 message for -mno-pointers-to-nested-function.
6354 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6357 * expr.c (get_inner_reference): If there is an offset, add a negative
6358 bit position to it (if any).
6360 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6362 PR rtl-optimization/52060
6363 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6364 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6365 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6366 and/or i0src_copy2 when needed.
6368 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6370 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6371 or LTOPLUGINSONAME if have_c.
6373 * config/freebsd-spec.h: Add comment about what macros can be defined
6375 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6376 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6379 2012-02-07 Richard Guenther <rguenther@suse.de>
6381 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6382 newline in -alias dumps.
6384 2012-02-07 Kai Tietz <ktietz@redhat.com>
6385 Dave Korn <dave.korn.cygwin@gmail.com>
6388 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6389 Take care that typinfo gets dllexport-attribute.
6391 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6394 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6395 if modifier < EXPAND_SUM call force_operand on the result.
6397 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6399 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6400 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6402 (epiphany_function_type): Replace types for specific interrupts with
6403 EPIPHANY_FUNCTION_INTERRUPT.
6404 (EPIPHANY_INTERRUPT_P): Update.
6405 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6406 New static function.
6407 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6408 <disinterrupt>: Affects type identity.
6409 (epiphany_handle_interrupt_attribute): Handle variable number of
6411 (epiphany_compute_function_type): Update for new
6412 epiphany_function_type definition.
6413 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6414 handlers with a longcall forwarder.
6415 (epiphany_start_function): Handle multiple interrupt arguments and/or
6416 forwarder_section attribute.
6418 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6421 2012-02-07 Alan Modra <amodra@gmail.com>
6424 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6427 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6429 PR tree-optimization/50969
6430 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6431 use vec_perm rather than vector_stmt.
6432 (vect_model_load_cost): Likewise.
6433 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6434 vec_perm to be the same as other vector statements.
6435 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6436 cost of vec_perm for TARGET_VSX.
6438 2012-02-06 Richard Guenther <rguenther@suse.de>
6440 PR tree-optimization/52115
6441 * tree-sra.c (access_has_replacements_p): New function.
6442 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6444 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6447 * trans-mem.c (expand_call_tm): Add an assertion.
6448 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6451 2012-02-06 Richard Guenther <rguenther@suse.de>
6453 PR tree-optimization/50955
6454 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6455 raise cost of expressions that replace an address with an
6456 expression based on a different pointer.
6458 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6461 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6462 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6464 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6467 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6468 -Weffc++ and specify guidelines come from second edition.
6470 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6472 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6473 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6474 (call_direct_split, call_value_split, call_value_internal_direct)
6475 (call_value_direct_split, call_value_multiple_split): Use jal and
6476 jal_macro attributes.
6478 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6480 * reload1.c (reload_regs_reach_end_p): Replace with...
6481 (reload_reg_rtx_reaches_end_p): ...this function.
6482 (new_spill_reg_store): Update commentary.
6483 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6484 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6485 before setting new_spill_reg_store.
6486 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6487 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6488 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6489 for non-spill reload registers.
6491 2012-02-05 Ira Rosen <irar@il.ibm.com>
6493 PR tree-optimization/52091
6494 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6495 (vect_is_simple_use_1): Likewise.
6496 * tree-vect-loop.c (vectorizable_reduction): Update calls
6497 to vect_is_simple_use_1 and vect_is_simple_use.
6498 (vectorizable_live_operation): Likewise.
6499 * tree-vect-patterns.c (widened_name_p,
6500 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6501 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6502 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6503 vectorizable_shift,vectorizable_operation, vectorizable_store,
6504 vectorizable_load): Likewise.
6505 (vect_is_simple_cond): Add an argument, pass it to
6506 vect_is_simple_use_1.
6507 (vectorizable_condition): Update calls to vect_is_simple_cond,
6509 (vect_is_simple_use): Add an argument, the statement in which
6510 OPERAND is used. Check that if OPERAND's def stmt is a double
6511 reduction phi node, the use is a phi node too.
6512 (vect_is_simple_use_1): Add an argument, pass it to
6514 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6515 to vect_is_simple_use.
6517 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6519 PR rtl-optimization/52095
6520 * modulo-sched.c (dump_insn_locator): New function.
6521 (loop_canon_p, sms_schedule): Use it.
6523 PR rtl-optimization/52113
6524 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6525 even for decomposable shift/zext insns.
6527 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6528 Zdenek Dvorak <ook@ucw.cz>
6530 PR rtl-optimization/52092
6531 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6532 on get_iv_value result.
6534 2012-02-02 Andrew Pinski <apinski@cavium.com>
6538 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6540 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6543 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6545 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6547 PR rtl-optimization/49800
6548 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6549 (sched_finish): Call regstat_free_n_sets_and_refs.
6551 2012-02-02 Jia Liu <proljc@gmail.com>
6553 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6556 2012-02-02 Jan Hubicka <jh@suse.cz>
6557 Tom de Vries <tom@codesourcery.com>
6560 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6561 * varpool.c (varpool_analyze_pending_decls): Likewise.
6563 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6564 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6566 * config.gcc: Add cr16-* support.
6568 * doc/extend.texi: Document cr16 extensions.
6569 * doc/install.texi: Document cr16 install.
6570 * doc/invoke.texi: Document cr16 options.
6571 * doc/md.texi: Document cr16 constraints.
6573 * common/config/cr16/cr16-common.c: New file.
6574 * config/cr16/cr16.c: New file.
6575 * config/cr16/cr16.h: New file.
6576 * config/cr16/cr16.md: New file.
6577 * config/cr16/cr16.opt: New file.
6578 * config/cr16/cr16-protos.h: New file.
6579 * config/cr16/predicates.md: New file.
6580 * config/cr16/constraints.md: New file.
6581 * config/cr16/t-cr16: New file.
6583 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6586 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6587 that operands[2] is either immediate, or q_regs_operand.
6589 PR tree-optimization/52073
6590 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6591 a pattern stmt for pattern uses, ignore uses outside of the loop.
6593 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6595 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6596 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6597 (OUT_AS1, OUT_AS2): Remove.
6599 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6601 PR rtl-optimization/51374
6602 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6603 to cross other volatile_refs_p insns.
6605 2012-02-01 Richard Guenther <rguenther@suse.de>
6607 * doc/invoke.texi (fno-inline): Clarify documentation.
6608 (finline-small-functions): Likewise.
6609 (finline-functions): Likewise.
6610 * common.opt (finline): Adjust comment and documentation.
6611 (finline-small-functions): Clarify documentation.
6612 (finline-functions): Likewise.
6613 (finline-functions-called-once): Likewise.
6615 2012-02-01 Tristan Gingold <gingold@adacore.com>
6617 * c-typeck.c (composite_type): Keep mode for pointers.
6619 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6621 * function.h (regno_reg_rtx): Adjust comment.
6622 * reginfo.c (init_reg_modes_target): Only use the previous mode
6623 if it fits within one register. Remove MIPS comment.
6625 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6628 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6630 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6632 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6633 to srak instruction.
6635 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6637 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6639 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6644 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6646 2012-01-31 Richard Guenther <rguenther@suse.de>
6648 PR tree-optimization/51528
6649 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6652 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6657 * ree.c (add_removable_extension): Change def_map argument
6658 to unsigned *, store in def_map 1 + offset into *insn_list vector
6659 instead of pointers into the vector.
6660 (find_removable_extensions): Adjust caller.
6662 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6664 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6665 Transform all "* quoted-c-code" to { c-code }.
6666 Remove redundant test for "optimize" in combine patterns.
6667 Move (include "avr-dimode.md") to end of file.
6669 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6672 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6673 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6675 2012-01-30 Richard Guenther <rguenther@suse.de>
6677 PR tree-optimization/52028
6678 * tree-loop-distribution.c (ldist_gen): Properly update
6681 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6684 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6685 set_cur_line_info_table if not emitting debug info.
6687 PR tree-optimization/52046
6688 * tree-vect-patterns.c (check_bool_pattern): Give up if
6689 a comparison could throw.
6692 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6694 2012-01-30 Richard Guenther <rguenther@suse.de>
6696 PR tree-optimization/52045
6697 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6698 SSA form if cfgcleanup did anything.
6700 2012-01-30 Richard Guenther <rguenther@suse.de>
6702 PR tree-optimization/52045
6703 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6704 before computing final todo.
6706 2012-01-30 Richard Guenther <rguenther@suse.de>
6708 PR tree-optimization/51528
6709 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6712 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6714 * df-problems.c (df_kill_notes): Check that the use refers
6715 to the note under examination.
6717 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6720 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6721 parameter and use short-lived pseudos.
6722 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6723 (sparc_expand_vector_init): Const-ify local variables and adjust
6724 calls to above functions.
6726 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6728 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6730 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6732 * doc/invoke.texi: Make usage of "compile time" and
6733 "run time"/"runtime" consistent throughout the file.
6735 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6737 * config/alpha/alpha.c (alpha_option_override): Default to
6738 full IEEE compliance mode for Go language.
6740 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6742 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6743 (LINK_SSP_SPEC): Define.
6745 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6748 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6751 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6753 * doc/invoke.texi: Correct hyphenation of "floating point",
6754 "double precision", and related terminology throughout the file.
6756 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6759 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6760 arm_general_register_operand predicate for operand 2 instead of
6763 2012-01-27 Ian Lance Taylor <iant@google.com>
6766 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6767 * builtins.c (expand_builtin_init_trampoline): Add onstack
6768 parameter. Change caller.
6769 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6770 * tree.c (build_common_builtin_nodes): Declare
6771 __builtin_init_heap_trampoline.
6773 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6775 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6776 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6777 * config/avr/avr.c: Ditto.
6778 (avr_regnames): Remove because unused.
6779 * config/avr/avr.md (*cpse.ne): New peephole.
6780 (*cpse.eq): New peephole from former cpse peepholes.
6782 2012-01-27 Michael Eager <eager@eagercon.com>
6784 * config/microblaze.c (microblaze_emit_compare): Correct
6785 test after pcmp instruction.
6787 2012-01-27 Richard Guenther <rguenther@suse.de>
6789 PR tree-optimization/52020
6790 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6792 2012-01-27 Richard Guenther <rguenther@suse.de>
6794 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6795 function non-const/pure.
6797 2012-01-27 Richard Guenther <rguenther@suse.de>
6799 PR tree-optimization/50444
6800 * tree-sra.c (build_ref_for_offset): Properly adjust the
6801 MEM_REF type for unaligned accesses.
6803 2012-01-27 Richard Guenther <rguenther@suse.de>
6805 PR tree-optimization/50444
6806 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6807 (expand_assignment): Use it. Properly handle misaligned
6808 bases when expanding stores to component references.
6809 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6812 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6815 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6816 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6817 * tree-data-ref.c (find_data_references_in_loop): Make static.
6818 (compute_all_dependences): Change return type to bool. Bail out
6819 for too many datarefs in a loop. Move the hunk resetting the data
6820 dependences vector from ...
6821 (compute_data_dependences_for_loop): ... here. Account for
6822 compute_all_dependences returning false.
6823 (compute_data_dependences_for_bb): Likewise.
6824 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6825 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6827 2012-01-27 Richard Guenther <rguenther@suse.de>
6830 * expr.c (store_field): Use the alias-set of the scratch memory
6833 2012-01-27 Tom de Vries <tom@codesourcery.com>
6835 PR tree-optimization/51990
6836 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6838 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6840 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6843 * var-tracking.c (reverse_op): Don't add any reverse operation
6844 if V already has any constant locations.
6846 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6848 * doc/invoke.texi: Correct usage of "command line" (noun)
6849 vs "command-line" (adjective) throughout.
6851 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6853 * doc/invoke.texi (Language Independent Options): Move
6854 -Wcoverage-mismatch blurb from here....
6855 (Warning Options): ...to here.
6857 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6859 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6860 Set rs6000_always_hint to false for 476.
6862 2012-01-27 Matthias Klose <doko@ubuntu.com>
6864 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6866 * incpath.c (add_standard_paths): Likewise.
6868 2012-01-27 Richard Henderson <rth@redhat.com>
6870 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6871 * config/m68k/sync.md (atomic_test_and_set): Rename from
6872 sync_test_and_setqi and adjust the operands.
6873 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6874 and unconditionally enable.
6876 2012-01-27 Richard Henderson <rth@redhat.com>
6878 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6879 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6880 (ldstub): Rename from ldstubqi.
6881 (ldstub<I24MODE>): Remove.
6883 2012-01-27 Richard Henderson <rth@redhat.com>
6885 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6886 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6887 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6888 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6889 * doc/tm.texi: Rebuild.
6891 2012-01-27 Richard Henderson <rth@redhat.com>
6893 * optabs.c (gen_atomic_test_and_set): Remove default.
6894 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6896 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6898 PR rtl-optimization/51978
6899 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6900 (combine_reaching_defs): Likewise.
6901 (struct re_info): Remove.
6902 (add_removable_extension): Remove x and data arguments,
6903 add insn, insn_list and def_map. Use the arguments directly
6904 instead of using struct re_info.
6905 (find_removable_extensions): Don't call add_removable_extension
6906 through note_stores, instead just call it with single_set
6908 (find_and_remove_re): Pass curr_cand->expr instead of
6909 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6911 2012-01-26 Michael Matz <matz@suse.de>
6913 PR tree-optimization/46590
6914 * cfgexpand.c: Revert last change (r183305).
6915 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6917 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6918 checking for emptiness.
6920 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6923 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6924 non-addressable non-BLKmode base correctly.
6926 2012-01-26 Michael Matz <matz@suse.de>
6928 PR tree-optimization/48794
6929 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6930 regions referenced from RESX/EH_DISPATCH.
6932 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6934 * config/s390/s390.h: Make BRANCH_COST an option.
6935 * config/s390/s390.opt: New option -mbranch-cost.
6937 2012-01-26 Richard Henderson <rth@redhat.com>
6939 Revert 2012-01-24 change:
6940 * trans-mem.c (requires_barrier): Do not instrument thread local
6941 variables and emit save/restore for them.
6943 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6946 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6949 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6951 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6954 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6957 Rename __pgm to __flash.
6958 Rename __pgm1 to __flash1.
6959 Rename __pgm2 to __flash2.
6960 Rename __pgm3 to __flash3.
6961 Rename __pgm4 to __flash4.
6962 Rename __pgm5 to __flash5.
6963 Rename __pgmx to __memx.
6964 * doc/extend.texi (AVR Named Address Spaces)
6965 Rename address space names as indicated above.
6966 * config/avr/avr.c (avr_addrspace): Ditto.
6968 * config/avr/avr-protos.h
6969 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6970 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6971 * config/avr/predicates.md: Ditto.
6972 * config/avr/avr.c Ditto, and
6973 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6974 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6976 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6977 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6978 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6979 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6980 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6981 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6982 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6983 * config/avr/avr.c: Ditto.
6984 * config/avr/avr.md: Ditto.
6986 2012-01-25 Jason Merrill <jason@redhat.com>
6989 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6991 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6993 PR tree-optimization/51987
6994 * tree-data-ref.c (get_references_in_stmt): Handle references in
6995 non-volatile GIMPLE_ASM.
6997 2012-01-25 Richard Guenther <rguenther@suse.de>
6999 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7000 bases are dereferenced.
7002 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7004 PR rtl-optimization/48374
7005 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7007 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7009 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7010 compute_data_dependences_for_loop returns false.
7011 * tree-parloops.c (loop_parallel_p): Likewise.
7013 2012-01-25 Richard Guenther <rguenther@suse.de>
7015 * tree.h (get_pointer_alignment_1): Declare.
7016 * builtins.c (get_pointer_alignment_1): New function.
7017 (get_pointer_alignment): Use it.
7019 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7021 PR rtl-optimization/48308
7022 * combine.c (enum undo_kind): Add UNDO_LINKS.
7023 (struct undo): Add member l to other_contents and where.
7024 (do_SUBST_LINK): New.
7026 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7027 (undo_all): Handle UNDO_LINKS.
7029 2012-01-25 Richard Henderson <rth@redhat.com>
7031 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7034 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7036 * optabs.c (gen_atomic_test_and_set): Use each argument.
7038 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7040 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7041 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7042 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7043 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7044 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7045 TARGET_PAIRED_SINGLE_FLOAT.
7047 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7049 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7050 (in_struct, return_val): Remove MEM documentation.
7051 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7052 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7053 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7055 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7056 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7057 * expr.c (store_field): Likewise.
7058 * function.c (assign_stack_temp_for_type): Likewise.
7059 * ifcvt.c (noce_try_cmove_arith): Likewise.
7060 * reload1.c (reload): Likewise.
7061 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7062 (alpha_set_memflags): Likewise.
7063 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7065 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7067 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7069 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7070 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7071 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7073 * cselib.c (cselib_rtx_varies_p): Delete.
7074 (cselib_invalidate_mem): Update call to canon_true_dependence.
7075 * dse.c (record_store, check_mem_read_rtx): Likewise.
7076 (scan_reads_nospill): Likewise.
7077 * cse.c (check_dependence): Likewise.
7078 (cse_rtx_varies_p): Delete.
7079 * expr.c (safe_from_p): Update call to true_dependence.
7080 * ira.c (validate_equiv_mem_from_store): Likewise.
7081 (memref_referenced_p): Likewise.
7082 * postreload-gcse.c (find_mem_conflicts): Likewise.
7083 * sched-deps.c (sched_analyze_2): Likewise.
7084 * store-motion.c (load_kills_store): Likewise.
7085 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7086 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7087 (compute_transp): Update call to canon_true_dependence.
7089 2012-01-25 Richard Henderson <rth@redhat.com>
7091 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7092 (maybe_emit_atomic_test_and_set): New.
7093 (expand_sync_lock_test_and_set): Use it.
7094 (expand_atomic_test_and_set): Likewise.
7095 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7096 the implementation; clarify implementation defined details.
7097 * doc/md.texi (atomic_test_and_set): Document.
7099 2012-01-25 Richard Henderson <rth@redhat.com>
7101 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7103 2012-01-25 Richard Henderson <rth@redhat.com>
7106 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7107 to effect no-op split.
7109 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7112 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7113 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7114 (BT_FN_VOID_PTR_INT_SIZE): New.
7115 (BT_FN_UINT_UINT_VAR): Remove.
7116 (BT_FN_UINT32_UINT32_VAR): New.
7117 (BT_FN_DOUBLE_VPTR): Remove.
7118 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7120 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7121 (_ITM_changeTransactionMode): Same.
7122 (_ITM_memmoveRtWt): Change return type to void.
7123 (_ITM_memcpyRtWt): Same.
7124 (_ITM_memsetW): Same.
7125 (_ITM_RaRD): Change types to double.
7130 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7132 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7133 Patrick Marlier <patrick.marlier@gmail.com>
7135 * trans-mem.c (requires_barrier): Do not instrument thread local
7136 variables and emit save/restore for them.
7138 2012-01-24 Jason Merrill <jason@redhat.com>
7141 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7142 output static aliases.
7144 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7147 * common.opt (-pie, -shared, pie, shared): Change from Common to
7149 * gcc.c (display_help): Display help for -pie and -shared.
7151 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7154 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7155 Remove note on size/offset limitation.
7156 (AVR Variable Attributes): Add example how to read data located
7157 with progmem. Refer to named address spaces.
7158 * doc/invoke.texi (AVR Options): Fix typo.
7160 2012-01-24 Richard Guenther <rguenther@suse.de>
7162 Forward-port to trunk
7163 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7166 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7167 op0 isn't sufficiently aligned and there is movmisalignM
7168 insn for mode, use it to load op0 into a temporary register.
7170 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7173 * target.def (const_not_ok_for_debug_p): New hook.
7174 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7176 * doc/tm.texi: Regenerated.
7177 * dwarf2out.c (const_ok_for_output_1): If
7178 targetm.const_not_ok_for_debug_p returns true, fail.
7179 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7181 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7183 2012-01-23 Kai Tietz <ktietz@redhat.com>
7186 * config/i386/predicates.md (symbolic_operand): Allow
7187 UNSPEC_PCREL as PIC expression for lea.
7188 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7189 * config/i386/i386.c (ix86_delegitimize_address): Handle
7190 UNSPEC_PCREL for none-MEM, too.
7192 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7194 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7195 (ipa_tm_create_version_alias): Same.
7197 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7200 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7201 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7203 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7204 Patrick Marlier <patrick.marlier@gmail.com>
7205 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7208 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7209 simple_object_start_read.
7211 2012-01-23 Richard Guenther <rguenther@suse.de>
7214 PR tree-optimization/51895
7215 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7216 parameter decomposition into BLKmode components.
7218 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7220 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7221 fake variables for restrict-qualified pointers whose pointed-to type
7222 contains a placeholder.
7224 2012-01-23 Richard Guenther <rguenther@suse.de>
7226 PR tree-optimization/51949
7227 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7229 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7231 PR rtl-optimization/51933
7232 * ree.c (transform_ifelse): Return true right away if dstreg is
7233 already wider or equal to cand->mode.
7234 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7235 (make_defs_and_copies_lists): Remove defs_list and copies_list
7236 arguments, add state argument, just truncate state->work_list
7237 instead of always allocating and freeing the vector. Assert that
7238 get_defs succeeds instead of returning 2. Changed return type to bool.
7239 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7240 have ext_src_mode, see if it has been modified already with the
7241 right kind of extension and has been extended before from the
7242 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7243 just return true. Remember the original mode in state->modified array.
7244 (combine_reaching_defs): Add state argument. Don't allocate and
7245 free here def_list, copied_list and vec vectors, instead just
7246 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7247 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7248 Add state variable, clear vectors in it, initialize state.modified
7249 if needed. Free all the vectors at the end and state.modified too.
7250 Don't skip a candidate if the extension expression has been modified.
7252 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7255 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7256 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7257 (extra_options) interix.opt -> i386/interix.opt"
7258 (extra_objs):Add winnt-stubs.o
7259 * configure.ac: Add interix to target_os .comm on PE check.
7260 * configure: Regenerate.
7261 * config/interix3.h: Delete and move bits to..
7262 * config/interix.h: Delete and move bits to..
7263 * config/i386/i386-interix3.h: Delete and move bits to..
7264 * config/i386/i386-interix.h: ..here.
7265 (TARGET_CPU_DEFAULT): Remove redefinition.
7266 (TARGET_ASM_CONSTRUCTOR): Undefine.
7267 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7268 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7269 (PTRDIFF_TYPE): Define.
7270 (LONG_DOUBLE_TYPE_SIZE): Define.
7271 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7272 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7273 (TARGET_SECTION_TYPE_FLAGS): Define.
7274 (ASM_DECLARE_FUNCTION_NAME): Define.
7275 (ASM_OUTPUT_EXTERNAL): Define.
7276 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7277 (ASM_OUTPUT_ALIGNED_BSS): Define.
7278 (PCC_BITFIELD_TYPE_MATTERS): Define.
7279 (USE_CONST_SECTION): Define.
7280 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7281 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7282 (SUPPORTS_ONE_ONLY): Remove.
7283 (I386_PE_STRIP_ENCODING): Define.
7284 * config/interix.opt: Delete and move bits to..
7285 * config/i386/interix.opt: ..here. New.
7286 (mpe-aligned-commons): Add.
7287 * config/i386/t-interix: Add copyright header.
7288 (winnt-stubs.o): Add rule.
7290 2012-01-22 Jason Merrill <jason@redhat.com>
7293 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7294 for extra name aliases.
7296 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7298 PR rtl-optimization/51924
7299 * ree.c (combine_set_extension): Improve debugging message.
7300 (combine_reaching_defs): Likewise.
7301 (get_defs): Rename confusingly named variable.
7302 (find_and_remove_re): Skip a candidate if the extension expression has
7305 2012-01-21 Robert Millan <rmh@gnu.org>
7306 Gerald Pfeifer <gerald@pfeifer.com>
7308 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7309 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7311 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7313 PR tree-optimization/51914
7314 * tree-vect-stmts.c (vectorizable_conversion): For
7315 cvt_type && modifier == WIDEN, put temporary with cvt_type
7316 at the beginning of vec_dsts and set vec_dest to temporary
7319 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7321 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7323 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7325 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7326 * config/rs6000/rs6000.c: Likewise.
7328 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7331 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7332 output_move_double on a copy of operands array.
7334 2012-01-20 Cary Coutant <ccoutant@google.com>
7335 Dodji Seketeli <dodji@redhat.com>
7338 * dwarf2out.c (copy_declaration_context): Return ref to parent
7339 of declaration DIE, if necessary.
7340 (remove_child_or_replace_with_skeleton): Add new parameter; update
7341 caller. Place skeleton DIE under parent DIE of original declaration.
7342 Move call to copy_declaration_context to here ...
7343 (break_out_comdat_types): ... from here.
7345 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7347 PR rtl-optimization/51856
7348 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7351 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7354 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7355 hints for neon loads and stores.
7357 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7361 * doc/extend.texi (Named Address Spaces): Split into subsections.
7362 (AVR Named Address Spaces): New subsection.
7363 (M32C Named Address Spaces): New subsection.
7364 (RL78 Named Address Spaces): New subsection.
7365 (SPU Named Address Spaces): New subsection.
7366 (Variable Attributes): New anchor "AVR Variable Attributes".
7367 (AVR Variable Attributes): Rewrite and avoid wording
7368 "address space" in this context.
7369 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7370 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7371 (AVR Built-in Macros): New subsubsection therein.
7372 * doc/md.texi (AVR constraints): Remove "C04", "R".
7374 2012-01-20 Richard Guenther <rguenther@suse.de>
7376 PR tree-optimization/51903
7377 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7378 when removing stmts.
7380 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7383 * config/arm/arm.c (arm_load_pic_register): Use
7384 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7385 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7386 (arm_pic_static_addr): Likewise.
7387 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7388 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7389 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7390 (pic_load_addr_unified): New.
7392 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7395 * function.c (instantiate_virtual_regs_in_insn): Use
7396 delete_insn_and_edges when removing a wrong asm insn.
7398 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7400 PR rtl-optimization/40761
7401 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7402 Add new member loop_num.
7403 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7404 (ira_build): Remove the parameter.
7406 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7407 (ira.c): Do not build CFG loops for one region allocation. Remove
7408 argument from ira_build call.
7410 * ira-build.c (init_loop_tree_node): New function.
7411 (create_loop_tree_nodes): Use it. Separate the case when CFG
7412 loops are not built.
7413 (more_one_region_p): Check current_loops.
7414 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7416 (add_loop_to_tree): Process loop equal to NULL too.
7417 (form_loop_tree): Separate the case when CFG loops are not built.
7418 Use explicitly number for the root.
7419 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7421 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7422 instead of loop->num.
7423 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7424 (mark_all_loops_for_removal): Ditto.
7425 (remove_unnecessary_regions): Separate the case when CFG loops
7427 (ira_build): Remove the parameter. Use explicit number of regions
7428 when CFG loops are not built.
7430 * ira-color.c (print_loop_title): Separate the case for the root node.
7431 Use loop_num instead of loop->num.
7432 (move_spill_restore): Use loop_num instead of loop->num.
7434 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7435 (change_loop): Ditto.
7436 (change_loop): Use loop_num instead of loop->num.
7438 * ira-lives.c (process_bb_node_lives): Ditto.
7440 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7442 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7444 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7447 * tree-mudflap.c (mf_artificial): New function.
7448 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7449 mx_register_decls, mudflap_enqueue_decl): Use it.
7452 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7453 numbers in the insn pattern.
7455 2012-01-19 Michael Matz <matz@suse.de>
7457 PR tree-optimization/46590
7458 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7459 use it in remembering which conflicts we already created.
7460 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7463 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7466 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7467 (merge_and_complain): Same.
7469 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7472 * config/initfini-array.h: Guard content of the header
7473 with #ifdef HAVE_INITFINI_ARRAY.
7474 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7475 Add initfini-array.h to tm_file here.
7476 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7477 * config.gcc: Don't add initfini-array.h to tm_file here.
7478 * configure: Regenerated.
7480 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7482 PR rtl-optimization/51505
7483 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7484 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7485 (df_note_bb_compute): Update the call to df_kill_notes.
7487 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7489 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7491 2012-01-18 Richard Guenther <rguenther@suse.de>
7493 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7494 of conversions to void *.
7496 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7497 Richard Sandiford <rdsandiford@googlemail.com>
7501 * optabs.h (simplify_expand_binop): Declare.
7502 * optabs.c (simplify_expand_binop): Make global.
7503 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7504 endian targets if the source cannot be exactly covered by word
7507 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7510 * hard-reg-set.h (struct hard_reg_set_container): New type.
7511 * target.h (struct hard_reg_set_container): Forward declare.
7512 * target.def (set_up_by_prologue): New target hook.
7513 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7514 * doc/tm.texi: Regenerated.
7515 * function.c (thread_prologue_and_epilogue_insns): Change
7516 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7517 Call targetm.set_up_by_prologue on it.
7518 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7519 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7521 2012-01-17 Nick Clifton <nickc@redhat.com>
7523 * config/rx/rx.c (rx_can_use_simple_return): New function.
7524 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7525 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7527 2012-01-17 Richard Guenther <rguenther@suse.de>
7530 * expr.c (expand_assignment): Take address-space information
7531 from the address operand of MEM_REF and TARGET_MEM_REF.
7532 (expand_expr_real_1): Likewise.
7534 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7536 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7537 reload dump is requested.
7539 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7542 * trans-mem.c (requires_barrier): Call may_be_aliased.
7544 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7546 PR tree-optimization/51877
7547 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7548 call arguments and fndecls compare equal, instead return false if they
7549 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7550 both SSA_NAMEs that are valueized the same, or they satisfy
7553 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7555 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7557 * configure: Regenerate.
7559 2012-01-16 Jan Hubicka <jh@suse.cz>
7563 * convert.c (convert_to_integer): Use fold_convert for
7564 converting an INTEGER_CST to integer type.
7566 2012-01-16 Jason Merrill <jason@redhat.com>
7569 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7571 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7574 * config/s390/s390.c (s390_chunkify_start): Don't skip
7575 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7576 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7577 If insn is followed by NOTE_INSN_VAR_LOCATION or
7578 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7579 Don't use location of note insns.
7581 PR tree-optimization/51865
7582 * tree-inline.c (tree_function_versioning): Call remap_decl
7583 on DECL_RESULT whenever it has VOID_TYPE_P type.
7585 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7587 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7588 for calls to locally-binding MIPS16 functions if only the return
7589 type uses float regs.
7591 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7592 Richard Sandiford <rdsandiford@googlemail.com>
7594 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7595 (SYMBOL_32_HIGH): Likewise.
7596 (mips_output_tls_reloc_directive): Declare.
7597 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7598 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7599 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7600 (mips_lo_relocs, mips_hi_relocs): Make extern.
7601 (mips16_stub_function): Move up file.
7602 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7603 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7604 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7605 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7606 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7607 (mips_get_tp): Add MIPS16 support.
7608 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7609 Generalize DTPREL and TPREL handling.
7610 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7611 Add MIPS16 TLS support.
7612 (mips_output_tls_reloc_directive): New function.
7613 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7614 * config/mips/predicates.md (symbolic_operand_with_high)
7615 (tls_reloc_operand): New predicates.
7616 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7617 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7618 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7619 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7620 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7621 (*tls_get_tp_mips16_call_<mode>): Likewise.
7623 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7625 PR rtl-optimization/51821
7626 * recog.c (peep2_find_free_register): Determine clobbered registers
7629 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7632 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7633 * config/avr/avr.c: Likewise.
7634 * config/avr/avr.h: Likewise.
7636 2012-01-13 Ian Lance Taylor <iant@google.com>
7639 * tree.h (TYPE_QUALS): Add cast to int.
7640 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7642 2012-01-13 Ian Lance Taylor <iant@google.com>
7644 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7645 comparing param_index to VEC_length result.
7647 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7649 * c-decl.c: Do not include tree-mudflap.h
7650 * tree-optimize.c: Likewise.
7651 * Makefile.in: Update dependencies.
7653 2012-01-13 Richard Guenther <rguenther@suse.de>
7656 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7657 variable-sized result always use RSO.
7659 2012-01-12 DJ Delorie <dj@redhat.com>
7661 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7662 pointer type, not just the default pointer type.
7664 2012-01-09 Richard Henderson <rth@redhat.com>
7665 Denis Chertykov <chertykov@gmail.com>
7668 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7669 * config/avr/avr.c (avr_can_eliminate): Simplify.
7670 (avr_initial_elimination_offset): Likewise.
7671 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7672 (expand_epilogue): Likewise.
7673 (avr_legitimize_address): Gut.
7674 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7675 (avr_hard_regno_nregs): New.
7676 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7677 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7678 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7679 add soft frame pointer.
7680 (CALL_USED_REGISTERS): Likewise.
7681 (REG_CLASS_CONTENTS): Likewise.
7682 (REGISTER_NAMES): Likewise.
7683 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7684 (HARD_FRAME_POINTER_REGNUM): New.
7685 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7686 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7687 remove the HARD_FRAME_POINTER self-elimination.
7689 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7692 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7693 DECL_EXTERNAL when checking for initializers of progmem variables.
7695 2012-01-12 Ira Rosen <irar@il.ibm.com>
7697 PR tree-optimization/51799
7698 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7699 that the last operation is a type demotion.
7701 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7703 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7704 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7706 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7709 * combine.c (distribute_notes): If i3 is a noreturn call,
7710 allow old_size to be equal to args_size and make sure the
7711 noreturn call gets REG_ARGS_SIZE note.
7712 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7713 on noreturn calls even when the delta is 0.
7715 2012-01-11 Nathan Sidwell <nathan@acm.org>
7717 * gcov.c (STRING_SIZE): Remove.
7718 (generate_results): Erase annotations for source files with no
7719 coverage information.
7721 (output_lines): Use it.
7723 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7725 * gimple.h (gimplify_body): Remove first argument.
7726 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7727 pointer set here, instead just pass DATA to walk_tree.
7728 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7729 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7730 (unvisit_body): Likewise, but with unmark_visited.
7731 (gimplify_body): Remove BODY_P argument and adjust.
7732 (gimplify_function_tree): Adjust call to gimplify_body.
7733 * omp-low.c (finalize_task_copyfn): Likewise.
7735 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7737 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7738 (build_function_type_skip_args): Delete.
7739 * tree.c (build_function_type_skip_args): Make static and add
7740 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7741 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7742 pass it to build_function_type_skip_args.
7743 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7744 (tree_function_versioning): Likewise.
7745 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7746 build_function_decl_skip_args.
7747 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7748 and pass it to build_function_decl_skip_args/tree_function_versioning.
7749 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7750 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7751 * trans-mem.c (ipa_tm_create_version): Likewise.
7752 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7753 * tree-inline.c (declare_return_variable): Remove always-true test.
7754 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7755 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7756 * ipa-split.c (split_function): Skip the return value for the split
7757 part if it doesn't return.
7759 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7761 PR tree-optimization/49642
7762 * ipa-split.c (forbidden_dominators): New variable.
7763 (check_forbidden_calls): New function.
7764 (dominated_by_forbidden): Likewise.
7765 (consider_split): Check for forbidden dominators.
7766 (execute_split_functions): Initialize and free forbidden
7767 dominators info; call check_forbidden_calls.
7769 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7771 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7773 2012-01-11 Nick Clifton <nickc@redhat.com>
7775 * config/rx/rx.md (return): Define pattern.
7777 2012-01-11 Richard Guenther <rguenther@suse.de>
7779 * doc/extend.texi (malloc attribute): Adjust according to
7782 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7783 Patrick Marlier <patrick.marlier@gmail.com>
7786 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7787 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7788 (ipa_tm_note_irrevocable): Same.
7789 (ipa_tm_scan_irr_block): Same.
7790 (ipa_tm_decrement_clone_counts): Same.
7791 (ipa_tm_scan_irr_function): Same.
7792 (ipa_tm_create_version_alias): Same.
7793 (ipa_tm_create_version): Same.
7794 (ipa_tm_transform_calls_redirect): Same.
7795 (ipa_tm_transform_calls): Same.
7796 (ipa_tm_transform_transaction): Same.
7797 (ipa_tm_execute): Same.
7799 2012-01-10 Richard Guenther <rguenther@suse.de>
7802 * opts.c (common_handle_option): Handle -Werror.
7804 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7806 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7809 2012-01-10 Jason Merrill <jason@redhat.com>
7811 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7814 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7816 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7817 supports R_386_TLS_GD_PLT reloc.
7818 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7819 supports R_386_TLS_LDM_PLT reloc.
7820 * configure: Regenerate.
7821 * config.in: Regenerate.
7823 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7826 Extend __pgmx semantics to linearize memory.
7827 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7828 determine if code comes inline or from libgcc.
7829 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7830 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7831 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7832 (movmemx_qi, movmemx_hi): New insns.
7833 (xload_<mode>_libgcc): Rewrite to new insn condition.
7834 (xload_<mode>): Remove insns.
7835 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7836 cases that don't satisfy avr_xload_libgcc_p().
7837 (avr_addr_space_convert): Allow converting in any direction.
7838 (avr_addr_space_subset_p): Return always true.
7839 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7840 (avr_emit_movmemhi): Ditto.
7841 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7842 (avr_out_movmem): Ditto.
7843 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7844 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7845 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7846 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7847 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7849 2012-01-10 Richard Guenther <rguenther@suse.de>
7851 PR tree-optimization/50913
7852 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7853 Require data-refs to be representable by Graphite with respect
7856 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7858 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7859 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7861 2012-01-10 Tom de Vries <tom@codesourcery.com>
7863 PR rtl-optimization/51271
7864 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7865 handling annulled branch.
7867 2012-01-10 Richard Henderson <rth@redhat.com>
7869 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7870 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7871 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7872 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7873 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7874 arm_expand_vec_perm_const): New.
7875 * config/arm/arm-protos.h: Update.
7876 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7877 (*neon_vswp<VDQX>): New.
7878 (neon_vcombine<VDX>): Use neon_split_vcombine.
7879 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7880 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7881 (vec_perm<VE>): New.
7883 2012-01-10 Richard Henderson <rth@redhat.com>
7885 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7886 use it if reload_completed.
7887 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7888 arm_output_asm_insn, arm_process_output_memory_barrier,
7889 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7890 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7891 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7892 arm_process_output_sync_insn, arm_output_sync_insn,
7893 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7894 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7895 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7896 (emit_unlikely_jump): New.
7897 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7898 (arm_split_atomic_op): New.
7899 * config/arm/arm-protos.h: Update.
7900 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7901 (struct arm_sync_generator): Remove.
7902 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7903 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7904 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7905 (VUNSPEC_LL, VUNSPEC_SC): New.
7906 (sync_result, sync_memory, sync_required_value, sync_new_value,
7907 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7908 (attr length): Don't use arm_sync_loop_insns.
7909 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7910 (movsfcc, movdfcc): Likewise.
7911 * config/arm/constraints.md (Ua): New.
7912 * config/arm/prediates.md (mem_noofs_operand): New.
7913 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7914 (sync_clobber, sync_t2_reqd): Remove.
7915 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7916 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7917 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7918 (arm_sync_compare_and_swap<SIDI>): Remove.
7919 (arm_sync_compare_and_swap<NARROW>): Remove.
7920 (arm_sync_lock_test_and_set<SIDI>): Remove.
7921 (arm_sync_lock_test_and_set<NARROW>): Remove.
7922 (arm_sync_new_<syncop><SIDI>): Remove.
7923 (arm_sync_new_<syncop><NARROW>): Remove.
7924 (arm_sync_new_nand<SIDI>): Remove.
7925 (arm_sync_new_nand<NARROW>): Remove.
7926 (arm_sync_old_<syncop><SIDI>): Remove.
7927 (arm_sync_old_<syncop><NARROW>): Remove.
7928 (arm_sync_old_nand<SIDI>): Remove.
7929 (arm_sync_old_nand<NARROW>): Remove.
7930 (*memory_barrier): Merge arm_output_memory_barrier.
7931 (atomic_compare_and_swap<QHSD>): New.
7932 (atomic_compare_and_swap<NARROW>_1): New.
7933 (atomic_compare_and_swap<SIDI>_1): New.
7934 (atomic_exchange<QHSD>): New.
7935 (cas_cmp_operand, cas_cmp_str): New.
7936 (atomic_op_operand, atomic_op_str): New.
7937 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7938 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7939 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7940 (arm_load_exclusive<NARROW>): New.
7941 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7942 (arm_store_exclusive<QHSD>): New.
7944 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7946 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7947 reload patterns if -mvsx-scalar-memory.
7949 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7950 generated, even -mno-vsx-scalar-double was used.
7951 (vsx_xscvdpsp_scalar): Likewise.
7952 (vsx_xscvspdp_scalar2): Likewise.
7954 2012-01-09 Tom de Vries <tom@codesourcery.com>
7955 Andrew Pinski <apinski@cavium.com>
7958 * reorg.c (fill_slots_from_thread): Don't speculate
7959 frame-related insns.
7961 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7963 * sched-int.h (bb_note): Move to...
7964 * basic-block.h: ...here.
7965 * haifa-sched.c (bb_note): Move to...
7966 * cfgrtl.c: ...here.
7967 * function.c (next_block_for_reg): New function.
7968 (move_insn_for_shrink_wrap): Likewise.
7969 (prepare_shrink_wrap): Rewrite to use the above.
7971 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7973 * gimple.c (is_gimple_non_addressable): Remove.
7974 * gimple.h: Remove is_gimple_non_addressable.
7975 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7976 is_gimple_non_addressable.
7977 * trans-mem.c (expand_assign_tm): Same.
7979 2012-01-09 Richard Guenther <rguenther@suse.de>
7981 PR tree-optimization/51775
7982 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7983 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7985 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7987 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7989 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7991 2012-01-09 Richard Guenther <rguenther@suse.de>
7993 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7995 2012-01-08 Jan Hubicka <jh@suse.cz>
7997 PR tree-optimize/51680
7998 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7999 on when known_vals needs to be computed; cleanup.
8001 2012-01-08 Jan Hubicka <jh@suse.cz>
8003 PR tree-optimize/51694
8004 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8006 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8008 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8009 for -std=c++98 and -std=c++11 too.
8011 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8013 * cfgloop.c (cancel_loop): Add free() of bbs array.
8015 2012-01-07 Jan Hubicka <jh@suse.cz>
8017 PR tree-optimization/51600
8018 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8019 that benefits small functions.
8021 2012-01-07 Jan Hubicka <jh@suse.cz>
8023 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8025 2012-01-07 Jan Hubicka <jh@suse.cz>
8027 PR tree-optimization/51680
8028 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8029 whose inlining reduce unit size.
8031 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8034 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8035 Add canonical node to containing_mem chain after the non-canonical
8036 one, even if there weren't any locs to propagate.
8037 (remove_useless_values): Keep only canonical values.
8038 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8039 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8040 canonicalize mem_chain elements that are not discarded.
8042 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8045 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8046 before emitting functions.
8048 PR gcov-profile/50127
8049 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8050 clear_aux_for_blocks.
8052 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8055 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8057 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8059 * c-decl.c (ext_block): Moved up.
8060 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8062 2012-01-06 Han Shen <shenhan@google.com>
8064 Translate built-in include paths for sysroot.
8065 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8066 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8068 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8069 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8071 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8072 control whether sysroot should be prepended to gxx include dir.
8074 * configure: Regenerate.
8076 2012-01-06 Torvald Riegel <triegel@redhat.com>
8078 PR rtl-optimization/51771
8079 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8080 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8082 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8084 PR tree-optimization/51315
8085 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8086 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8088 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8091 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8092 for shrp pattern. Correctly handle and fixup shift variable.
8093 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8095 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8098 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8099 note when !ACCUMULATE_OUTGOING_ARGS.
8101 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8103 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8105 (extract_range_from_unary_expr_1): Avoid useless computations.
8107 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8109 PR rtl-optimization/51767
8110 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8111 of jump_block and add an extra edge for degenerated asm gotos.
8114 * stmt.c (check_unique_operand_names): Don't ICE during error
8115 reporting if i is from labels chain.
8118 * profile.c (branch_prob): Split bbs that have exit edge
8119 and need a fake entry edge too.
8121 2012-01-05 Jan Hubicka <jh@suse.cz>
8124 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8127 2012-01-05 Richard Guenther <rguenther@suse.de>
8130 * tree-streamer-out.c (write_ts_optimization): New function.
8131 (streamer_write_tree_body): Call it.
8132 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8133 (streamer_read_tree_body): Call it.
8134 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8136 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8139 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8140 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8141 in_cleanup_point_expr before gimplify_stmt call and restore it
8143 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8144 in_cleanup_point_expr is false.
8146 2012-01-05 Richard Guenther <rguenther@suse.de>
8149 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8151 * toplev.c (process_options): Reject combining mudflap and LTO.
8152 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8154 2012-01-05 Richard Guenther <rguenther@suse.de>
8156 PR tree-optimization/51760
8157 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8159 (bit_value_unop): Handle UNDEFINED operands.
8160 (bit_value_binop): Likewise.
8162 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8164 * config/avr/avr.c (avr_replace_prefix): Remove.
8165 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8166 (avr_asm_function_rodata_section): Ditto.
8167 (avr_asm_select_section): Ditto.
8169 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8171 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8174 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8177 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8178 calls that have any non-fake successor edges.
8181 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8183 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8185 PR tree-optimization/51624
8186 * tree-sra.c (build_ref_for_model): When replicating a chain of
8187 COMPONENT_REFs, stop as soon as the offset would become negative.
8189 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8192 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8193 in .debug_loc on the floor.
8195 2012-01-04 Andrew Pinski <apinski@cavium.com>
8197 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8199 2012-01-04 Andrew Pinski <apinski@cavium.com>
8200 Adam Nemet <anemet@caviumnetworks.com>
8202 * config/mips/mips.md (size): Add SI and DI.
8203 (SIZE): New mode attribute.
8204 (U): New code attribute.
8205 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8206 (mips_lbux_<mode>): Delete.
8207 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8208 (mips_lhx): Use gen_mips_lhx_extsi.
8209 (mips_lhx_<mode>): Delete.
8211 (mips_l<size>x): New expand.
8212 (mips_lwx_<mode>): Delete.
8213 (mips_l<GPR:size>x_<P:mode>): New pattern.
8214 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8215 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8216 * config/mips/mips.c (mips_lx_address_p): New function.
8217 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8218 (dsp64): New availability predicate.
8219 (mips_builtins): Add an entry for __builtin_mips_ldx.
8220 * config/mips/mips.h (ISA_HAS_LBX): New define.
8221 (ISA_HAS_LBUX): Likewise.
8222 (ISA_HAS_LHX): Likewise.
8223 (ISA_HAS_LHUX): Likewise.
8224 (ISA_HAS_LWX): Likewise.
8225 (ISA_HAS_LWUX): Likewise.
8226 (ISA_HAS_LDX): Likewise.
8227 * doc/extend.texi (__builtin_mips_ldx): Document.
8229 2012-01-04 Tristan Gingold <gingold@adacore.com>
8231 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8232 when long pointers are used.
8233 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8234 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8235 (ia64-hp-*vms*): Remove.
8236 * config/vms/xm-vms64.h: Delete.
8238 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8241 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8243 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8245 * opts.c (finish_options): Remove duplicate sorry.
8247 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8250 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8253 2012-01-04 Richard Guenther <rguenther@suse.de>
8256 * tree.c (size_low_cst): New function.
8257 * tree.h (size_low_cst): Declare.
8258 * fold-const.c (fold_comparison): Use it to extract the low
8259 part of the POINTER_PLUS_EXPR offset.
8261 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8263 Fix clearing ZERO_REG
8264 * config/avr/avr.md (cc): Add alternative "ldi".
8265 (movqi_insn): Use it in cc attribute.
8266 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8267 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8268 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8270 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8272 * configure: Regenerate.
8274 2012-01-04 Richard Guenther <rguenther@suse.de>
8276 PR tree-optimization/49651
8277 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8278 (var_can_have_subvars): Use it.
8279 (get_constraint_for_1): Only consider subfields if there can be any.
8281 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8284 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8285 to its new canonical_cselib_val and the cselib_val was in
8286 first_containing_mem chain, but the canonical_cselib_val was not,
8287 add the latter into the chain.
8288 (cselib_invalidate_mem): Compare canonical_cselib_val of
8289 addr_list chain elt with v.
8292 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8293 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8295 (output_macinfo_op): Don't ggc_strdup fd->filename.
8296 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8297 then ggc_strdup it. Don't free inc->info or cur->info.
8298 (output_macinfo): Don't free ref->info or file->info.
8300 2012-01-03 Ira Rosen <irar@il.ibm.com>
8302 PR tree-optimization/51269
8303 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8304 first_niters a pointer.
8305 (slpeel_tree_peel_loop_to_edge): Likewise.
8306 (vect_do_peeling_for_loop_bound): Update call to
8307 slpeel_tree_peel_loop_to_edge.
8308 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8309 here. Remove it from the parameters list.
8310 (vect_do_peeling_for_alignment): Update calls and compute
8313 2012-01-03 Richard Guenther <rguenther@suse.de>
8315 PR tree-optimization/51070
8316 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8317 Properly handle calls.
8319 2012-01-03 Richard Guenther <rguenther@suse.de>
8321 PR tree-optimization/51692
8322 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8323 the LHS of allocation stmts.
8325 2012-01-03 Olivier Hainque <hainque@adacore.com>
8327 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8329 2012-01-03 Olivier Hainque <hainque@adacore.com>
8331 * collect2.c (main): In AIX specific computations for vector
8332 insertions, use CONST_CAST2 to cast from char ** to const char **.
8334 2012-01-03 Richard Guenther <rguenther@suse.de>
8337 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8338 the context of a limbo DIE when it does not already exist.
8340 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8342 PR tree-optimization/51719
8343 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8344 but direct call is, clear direct call's lhs and don't add fallthrough
8345 edge from dcall_bb to join_bb and PHIs.
8347 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8349 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8350 the instructions emitted by the pattern.
8351 ("*TDC_insn_<mode>"): Add comment.
8353 2012-01-03 Richard Guenther <rguenther@suse.de>
8356 * fold-const.c (fold_comparison): Properly canonicalize
8357 tree offset and HOST_WIDE_INT bit position.
8359 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8361 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8362 operands for extzv pattern.
8364 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8367 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8370 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8372 * doc/invoke.texi (-flto and related options): Copy-edit.
8374 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8376 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8378 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8380 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8383 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8385 * expr.h (move_by_pieces_ninsns): Declare.
8386 * expr.c (move_by_pieces_ninsns): Make external.
8387 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8388 (mips_store_by_pieces_p): Likewise.
8389 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8390 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8391 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8392 (mips_store_by_pieces_p): Likewise.
8394 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8396 * passes.c (register_one_dump_file): Free full_name.
8398 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8399 (calculate_elim_costs_all_insns): Free offsets_at and
8400 offsets_known_at at the end and clear the pointers.
8402 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8404 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8405 this option introduced in r180739.
8407 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8410 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8411 (tmake_file target=avr): Add avr/t-multilib.
8413 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8414 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8415 * config/avr/genmultilib.awk: New file.
8416 * config/avr/t-multilib: New auto-generated file.
8417 * config/avr/multilib.h: New auto-generated file.
8418 * config/avr/t-avr (AVR_MCUS): New variable.
8419 (genopt.sh): Use it.
8420 (s-mlib): Depend on t-multilib.
8421 (t-multilib, multilib.h): New dependencies.
8422 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8423 (MULTILIB_OPTIONS): Remove.
8424 (MULTILIB_MATCHES): Remove.
8425 (MULTILIB_DIRNAMES): Remove.
8426 (MULTILIB_EXCEPTIONS): Remove:
8427 * config/avr/genopt.sh: Don't use hard coded file name;
8428 pass AVR_MCUS from t-avr instead.
8430 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8432 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8434 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8436 Implement light-weight DImode support.
8437 * config/avr/avr-dimode.md: New file.
8438 * config/avr/avr.md: Include it.
8439 (adjust_len): Add plus64, compare64.
8440 (HIDI): Remove code iterator.
8441 (code_stdname): New code attribute.
8442 (rotx, rotsmode): Remove DI.
8443 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8445 * config/avr/avr-protos.h (avr_have_dimode): New.
8446 (avr_out_plus64, avr_out_compare64): New.
8447 * config/avr/avr.c (avr_out_compare): Handle DImode.
8448 (avr_have_dimode): New variable definition and initialization.
8449 (avr_out_compare64, avr_out_plus64): New functions.
8450 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8451 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8452 (avr_compare_pattern): Skip DImode comparisons.
8454 2012-01-02 Revital Eres <revital.eres@linaro.org>
8456 * ddg.c (def_has_ccmode_p): New function.
8457 (add_cross_iteration_register_deps,
8458 create_ddg_dep_from_intra_loop_link): Call it.
8460 2012-01-02 Richard Guenther <rguenther@suse.de>
8463 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8465 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8467 * gcc.c (process_command): Update copyright notice dates.
8468 * gcov.c (print_version): Likewise.
8469 * gcov-dump.c (print_version): Likewise.
8470 * mips-tfile.c (main): Likewise.
8471 * mips-tdump.c (main): Likewise.
8473 2012-01-01 Ira Rosen <irar@il.ibm.com>
8475 PR tree-optimization/51704
8476 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8477 a use is inside the basic block or loop before accessing its vect info.
8479 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8481 PR rtl-optimization/51069
8482 * cfgloopmanip.c (remove_path): Removing path making irreducible
8483 region unconditional makes BB part of the region.
8485 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8487 PR tree-optimization/51683
8488 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8489 calls with side-effects.
8490 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8492 Copyright (C) 2012 Free Software Foundation, Inc.
8494 Copying and distribution of this file, with or without modification,
8495 are permitted in any medium without royalty provided the copyright
8496 notice and this notice are preserved.