1 2014-01-31 Richard Henderson <rth@redhat.com>
4 * tree-eh.c (lower_try_finally_switch): Delay lowering finally block
5 until after else_eh is processed.
7 2014-01-29 Markus Trippelsdorf <markus@trippelsdorf.de>
10 2012-12-13 Jakub Jelinek <jakub@redhat.com>
13 * coverage.c (coverage_obj_init): Return false if no functions
16 2014-01-25 Walter Lee <walt@tilera.com>
18 Backport from mainline
19 2014-01-25 Walter Lee <walt@tilera.com>
21 * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
22 avoid clobbering a live register.
24 2014-01-25 Walter Lee <walt@tilera.com>
26 Backport from mainline
27 2014-01-25 Walter Lee <walt@tilera.com>
29 * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
30 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
31 * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
32 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.
34 2014-01-25 Walter Lee <walt@tilera.com>
36 Backport from mainline
37 2014-01-25 Walter Lee <walt@tilera.com>
39 * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
40 insns before bundling.
41 * config/tilegx/tilegx.md (tile_network_barrier): Update
44 2014-01-25 Walter Lee <walt@tilera.com>
46 Backport from mainline
47 2014-01-25 Walter Lee <walt@tilera.com>
49 * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
50 PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
51 * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.
53 2014-01-25 Walter Lee <walt@tilera.com>
55 Backport from mainline
56 2014-01-25 Walter Lee <walt@tilera.com>
58 * config/tilepro/tilepro.md (ctzdi2): Use register_operand
63 2014-01-25 Walter Lee <walt@tilera.com>
65 Backport from mainline
66 2014-01-25 Walter Lee <walt@tilera.com>
68 * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
69 (TARGET_EXPAND_TO_RTL_HOOK): Define.
71 2014-01-22 Uros Bizjak <ubizjak@gmail.com>
72 Jakub Jelinek <jakub@redhat.com>
75 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
76 for SImode_address_operand operands. Return false
77 if operands[1] is a REG.
79 2014-01-21 Andrey Belevantsev <abel@ispras.ru>
81 Backport from mainline
82 2013-12-23 Andrey Belevantsev <abel@ispras.ru>
84 PR rtl-optimization/57422
85 * sel-sched.c (mark_unavailable_hard_regs): Fix typo when calling
88 2014-01-19 John David Anglin <danglin@gcc.gnu.org>
90 * config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
91 long non-pic millicode calls.
93 2014-01-17 John David Anglin <danglin@gcc.gnu.org>
95 * config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
96 call to $$dyncall when TARGET_LONG_CALLS is true.
98 2014-01-17 Charles Baylis <charles.baylis@linaro.org>
100 Backport from mainline
101 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
104 * config/arm/arm-ldmstm.ml: Use low_register_operand for Thumb
106 * config/arm/ldmstm.md: Regenerate.
108 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
111 * config/arm/predicates.md (arm_hard_general_register_operand):
113 (arm_hard_register_operand): Remove.
114 * config/arm/arm-ldmstm.ml: Use arm_hard_general_register_operand
116 * config/arm/ldmstm.md: Regenerate.
118 2014-01-16 Jakub Jelinek <jakub@redhat.com>
121 * config/i386/i386.c (ix86_expand_builtin): If target doesn't
122 satisfy operand 0 predicate for gathers, use a new pseudo as
125 2014-01-16 Richard Henderson <rth@redhat.com>
128 * reginfo.c (global_regs_decl): Globalize.
129 * rtl.h (global_regs_decl): Declare.
130 * ira.c (do_reload): Diagnose frame_pointer_needed and it
131 reserved via global_regs.
133 2014-01-16 Marek Polacek <polacek@redhat.com>
135 Backport from mainline
136 2014-01-16 Marek Polacek <polacek@redhat.com>
139 * gimple-low.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
140 it is error_mark_node.
142 2014-01-14 Uros Bizjak <ubizjak@gmail.com>
145 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
147 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
148 from prefetch_block tune setting.
150 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
152 PR rtl-optimization/54300
153 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
154 outputs in a single-set are killed from the value chains.
156 2014-01-10 Huacai Chen <chenhc@lemote.com>
158 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
159 kernel strings for Loongson-2E/2F/3A.
161 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
163 Backport from mainline
164 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
166 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
167 from prefetch_block tune setting.
168 (nocona_cost): Correct size of prefetch block to 64.
170 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
172 * doc/invoke.texi (output file options): Add missing markers.
174 2013-12-11 Kai Tietz <ktietz@redhat.com>
177 * config/i386/i386.c (ix86_expand_prologue): plus_constant
178 takes no mode-argument.
180 2013-12-10 Kai Tietz <ktietz@redhat.com>
183 * config/i386/i386.c (ix86_expand_prologue): Address saved
184 registers stack-relative, not via frame-pointer.
186 2013-12-03 Marek Polacek <polacek@redhat.com>
188 Backport from mainline
189 2013-12-03 Marek Polacek <polacek@redhat.com>
192 * c-decl.c (build_compound_literal): Allow compound literals with
195 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
197 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
200 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
202 Backport from mainline
203 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
206 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
207 Declare as MULTI_ARG_1_SF instruction.
208 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
209 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
210 from *xop_vmfrcz_<mode>.
211 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
212 to merge scalar result with __A.
213 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
216 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
218 Backport from mainline
219 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
221 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
222 ix86_address_subreg_operand. Move subreg checks to
223 ix86_validate_address_register. Move address override check to
224 ix86_legitimate_address_p.
225 (ix86_validate_address_register): New function.
226 (ix86_legitimate_address_p): Call ix86_validate_address_register
227 to validate base and index registers. Add address override check
228 from ix86_decompose_address.
229 (ix86_decompose_address): Remove.
231 Backport from mainline
232 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
235 * config/i386/i386.c (ix86_address_subreg_operand): Do not
236 reject non-integer subregs.
237 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
238 Move check for invalid x32 constant addresses ...
239 (ix86_legitimate_address_p): ... here.
241 Bacport from mainline
242 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
244 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
245 addresses only when %reg is not in word mode.
247 2013-11-10 Karlson2k <k2k@narod.ru>
248 Kai Tietz <ktietz@redhat.com>
252 * configure.ac: Adding for exported symbols check
253 and for rdynamic-check executable-extension.
254 * configure: Regenerated.
256 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
259 * config/i386/i386.md (push peepholer/splitter): Use Pmode
260 with stack_pointer_rtx.
262 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
264 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
266 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
268 Backport from mainline
269 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
272 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
273 Remove CCCmode handling.
274 <case LTU>: Return 'c' suffix for CCCmode.
275 <case GEU>: Return 'nc' suffix for CCCmode.
276 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
277 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
278 (*sub<mode>3_cc_overflow): Ditto.
279 (*subsi3_zext_cc_overflow): Ditto.
281 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
283 Backport from mainline
284 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
287 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
288 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
289 and SI_REG for 64bit SYSV ABI targets.
291 2013-10-25 Richard Henderson <rth@twiddle.net>
294 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
295 instead of create_convert_operand_to.
296 (maybe_emit_sync_lock_test_and_set): Likewise.
297 (expand_atomic_compare_and_swap): Likewise.
298 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
300 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
302 PR rtl-optimization/58831
303 * alias.c (init_alias_analysis): At the beginning of each iteration,
304 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
306 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
308 * recog.c (search_ofs): New static variable moved from...
309 (peep2_find_free_register): ...here.
310 (peephole2_optimize): Initialize it.
312 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
314 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
316 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
318 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
319 assignment statements.
321 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
323 * config/pa/pa.md: In "scc" insn patterns, change output template to
324 handle const0_rtx in reg_or_0_operand operands.
326 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
327 Paolo Carlini <paolo.carlini@oracle.com>
330 * doc/implement-cxx.texi: Fix references to the C++ standards.
332 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
335 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
338 2013-09-12 Terry Guo <terry.guo@arm.com>
340 Backport from mainline
341 2012-09-17 Richard Guenther <rguenther@suse.de>
344 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
345 FIXED_VALUE_TYPE instead of struct fixed_value.
347 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
350 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
351 support conditional execution.
352 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
354 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
356 Backport from mainline
357 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
359 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
360 "cmp" RTX before signed_comparison_operator check to account
363 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
365 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
367 2013-09-01 Iain Sandoe <iain@codesourcery.com>
370 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
372 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
373 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
374 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
376 * doc/tm.texi: Regenerate.
377 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
379 * config/darwin-c.c: Include target.h.
380 (darwin_objc_declare_unresolved_class_reference): New function.
381 (darwin_objc_declare_class_definition): New function.
382 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
383 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
385 2013-09-01 Iain Sandoe <iain@codesourcery.com>
387 Backport from mainline:
388 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
390 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
391 it is not needed after split.
393 2013-07-20 Iain Sandoe <iain@codesourcery.com>
396 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
397 second label for nonlocal goto receivers. Don't output pic base labels
398 unless we're producing PIC; mark that action unreachable().
399 (ix86_save_reg): If the function contains a nonlocal label, save the
401 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
402 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
403 (update_pic_label_number_if_needed): New.
404 (machopic_output_function_base_name): Adjust for nonlocal receiver
406 (machopic_should_output_picbase_label): New.
407 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
408 (nonlocal_goto_receiver): New insn and split.
410 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
412 Backport from mainline
413 2013-08-27 Christian Widmer <shadow@umbrox.de>
416 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
417 of Ivy Bridge processors.
419 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
422 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
423 suggested mode for the assignment isn't compatible with the
426 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
428 Backport from mainline
429 2013-08-12 Perez Read <netfirewall@gmail.com>
432 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
433 operand 0 for intel asm alternative.
434 (*movabs<mode>_2): Ditto for operand 1.
436 2013-08-13 Marek Polacek <polacek@redhat.com>
439 2013-0813 Marek Polacek <polacek@redhat.com>
440 Jakub Jelinek <jakub@redhat.com>
442 PR tree-optimization/57980
443 * tree-tailcall.c (process_assignment): Return false
444 when not dealing with integers or floats.
446 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
448 Backport from mainline
449 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
451 * collect2-aix.h: Define F_LOADONLY.
453 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
455 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
456 the implied StoreLoad barrier for atomic operations if before.
458 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
460 Backport from 2013-07-11 trunk r200901.
463 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
464 name seen by assembler/linker if available.
466 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
468 Backport from 2013-07-10 trunk r200872.
471 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
474 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
476 Backport from mainline
477 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
479 * config/i386/sse.md (sse_movlhps): Change alternative 3
482 2013-07-09 Joseph Myers <joseph@codesourcery.com>
484 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
485 adjust register size for TDmode and TFmode for VSX registers.
487 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
489 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
491 2013-07-08 Jakub Jelinek <jakub@redhat.com>
493 PR rtl-optimization/57829
494 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
495 mask bits outside of mode are just sign-extension from mode to HWI.
497 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
499 Backport from mainline
500 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
503 * config/i386/i386.c (construct_container): Report error if
504 long double is used with disabled x87 float returns.
506 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
508 Backport from mainline
509 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
512 * collect2.c (collect_atexit): New.
513 (collect_exit): Delete.
514 (main): Register collect_atexit with atexit.
515 (collect_wait): Change collect_exit to exit.
517 * collect2.h (collect_exit): Delete.
518 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
520 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
522 Backport from mainline
523 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
525 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
526 cmp_code to construct REG_EQUAL note.
528 Backport from mainline
529 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
531 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
532 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
534 Backport from mainline
535 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
538 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
539 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
540 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
542 2013-06-09 Jakub Jelinek <jakub@redhat.com>
545 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
546 that operands[2] doesn't overlap with operands[0].
548 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
551 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
552 for non-sse2 targets. Simplify mode attribute calculation.
554 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
556 Backport from mainline
557 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
559 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
560 cache parameters using detect_caches_amd also for CYRIX,
561 NSC and TM2 signatures.
563 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
564 Dzianis Kahanovich <mahatma@eu.by>
568 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
569 VIA/Centaur processors and determine their cache parameters
570 using detect_caches_amd.
572 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
574 * config/i386/i386.c (ix86_option_override_internal): Add
575 PTA_POPCNT to corei7 entry.
577 2013-05-14 Richard Biener <rguenther@suse.de>
579 PR gcov-profile/57269
580 Backport from mainline
581 2012-06-30 Nathan Sidwell <nathan@acm.org>
583 * coverage.c (coverage_init): Read counts file before writing
586 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
589 Backport from mainline
590 2013-01-22 Jakub Jelinek <jakub@redhat.com>
593 * config/i386/i386.md (UNSPEC_STOS): New.
594 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
595 *strsetqi_1): Add UNSPEC_STOS.
597 2013-05-10 Joey Ye <joey.ye@arm.com>
599 Backport from mainline
600 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
603 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
605 (thumb1_extendhisi2): Reduce Thumb pool range.
606 (arm_movdi): Likewise.
607 (thumb1_movdi_insn): Likewise.
608 (thumb1_movsi_insn): Likewise.
609 (pic_load_addr_unified): Likewise.
610 (pic_load_addr_32bit): Likewise.
611 (pic_load_addr_thumb1): Likewise.
612 (thumb1_movhf): Likewise.
613 (arm_movsf_soft_insn): Likewise.
614 (thumb1_movsf_soft_insn): Likewise.
615 (movdf_soft_insn): Likewise.
616 (thumb1_movdf_soft_insn): Likewise.
617 * config/arm/neon.md (*neon_mov<mode>): Likewise.
618 (*neon_mov<mode>): Likwise.
619 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
620 (*thumb2_movhi_insn): Likewise.
621 (*thumb2_extendqisi_v6): Likewise.
622 (*thumb2_zero_extendqisi_v6): Likewise.
623 (*thumb2_zero_extendqisi2_v6): Likewise.
624 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
625 (*movdi_vfp): Likewise.
626 (*movdi_vfp_cortexa8): Likewise.
627 (*thumb2_movsf_vfp): Likewise.
628 (*thumb2_movdf_vfp): Likewise.
630 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
632 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
633 Add mthumb/march=armv7-a multilib.
634 Add mthumb/march=armv7-r multilib.
635 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
637 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
640 * config/v850/t-rtems: Add more multilibs.
642 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
645 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
648 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
649 to save TFmode registers and DImode to save TImode registers for
650 caller save operations.
651 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
652 mark being partially clobbered since they only use the first
655 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
656 and TDmode only use the upper 64-bits of each VSX register.
658 2013-05-03 Marek Polacek <polacek@redhat.com>
660 Backport from mainline
661 2013-04-25 Marek Polacek <polacek@redhat.com>
663 PR tree-optimization/57066
664 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
666 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
668 Backport from mainline
669 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
672 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
674 (*zero_extendsidi2): Ditto.
676 Backport from mainline
677 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
680 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
682 2013-04-29 Christian Bruel <christian.bruel@st.com>
685 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
687 2013-04-27 Jakub Jelinek <jakub@redhat.com>
690 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
691 the immediate rotate count.
693 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
695 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
697 2013-04-19 Matthias Klose <doko@ubuntu.com>
701 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
703 Backport from mainline
704 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
705 Alexander Monakov <amonakov@ispras.ru>
708 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
709 flush pending lists also on non-jumps. Adjust comment.
712 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
714 * sched-deps.c (add_dependence_list_and_free): Simplify.
715 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
716 lists when add_dependence_list_and_free doesn't free them.
718 2013-04-19 Marek Polacek <polacek@redhat.com>
720 Backport from mainline
721 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
722 Jakub Jelinek <jakub@redhat.com>
724 PR tree-optimization/48189
725 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
726 If nitercst is 0, don't predict the exit edge.
728 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
730 Backport from mainline
731 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
732 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
734 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
737 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
739 * doc/tm.texi: Update.
740 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
741 * target.def (force_at_comp_dir): New hook.
742 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
743 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
745 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
748 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
749 (S_MODES): Set H_MODE bit.
750 (SF_MODES): Set only S_MODE and SF_MODE bits.
751 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
752 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
753 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
754 <MODE_FLOAT>: Likewise.
756 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
758 Backport from mainline:
759 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
762 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
763 nuses, make sure we have a label.
765 2013-04-11 Richard Biener <rguenther@suse.de>
767 * BASE-VER: Set to 4.7.4.
768 * DEV-PHASE: Set to prerelease.
770 2013-04-11 Release Manager
772 * GCC 4.7.3 released.
774 2013-04-10 David S. Miller <davem@davemloft.net>
776 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
779 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
783 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
785 Backport from mainline
786 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
787 Alexander Monakov <amonakov@ispras.ru>
790 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
791 flush pending lists also on non-jumps. Adjust comment.
793 2013-04-03 Richard Biener <rguenther@suse.de>
795 PR tree-optimization/56501
796 * tree-switch-conversion.c (check_process_case): Properly
797 handle !single_succ_p case.
799 2013-04-03 Jakub Jelinek <jakub@redhat.com>
801 Backported from mainline
802 2013-03-06 Jakub Jelinek <jakub@redhat.com>
804 PR tree-optimization/56539
805 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
806 instead of GSI_CONTINUE_LINKING as last argument to
807 force_gimple_operand_gsi. Adjust function comment.
809 2013-03-05 Jakub Jelinek <jakub@redhat.com>
812 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
813 (avoid_complex_debug_insns): New function.
814 (expand_debug_locations): Call it.
816 2013-04-02 Wei Mi <wmi@google.com>
818 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
819 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
820 *<rotate_insn><mode>3_mask in i386.md.
822 2013-04-02 Richard Biener <rguenther@suse.de>
825 Backport from mainline
826 2012-05-16 Richard Guenther <rguenther@suse.de>
828 * tree-inline.c (declare_return_variable): Properly handle
829 DECL_BY_REFERENCE return vars in SSA form.
831 2013-04-01 Wei Mi <wmi@google.com>
833 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
834 Truncate operand 2 using %b asm operand modifier.
835 (*<shift_insn><mode>3_mask): Ditto.
836 (*<rotate_insn><mode>3_mask): Ditto.
838 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
840 * config/i386/i386.md (*movsf_internal): Change type of
841 alternatives 3,4 to imov.
843 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
845 Backport from mainline
846 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
849 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
850 when the may_trap_p bit of the exprs being merged differs.
851 Reorder tests for speculativeness in the logical and operator.
853 Backport from mainline
854 2013-03-05 Jakub Jelinek <jakub@redhat.com>
857 * sel-sched-ir.c (free_sched_pools): Release
858 succs_info_pool.stack[succs_info_pool.max_top] vectors too
859 if succs_info_pool.max_top isn't -1.
861 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
863 Backport from mainline
864 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
867 * sel-sched.c: Include ira.h.
868 (implicit_clobber_conflict_p): New function.
869 (moveup_expr): Use it.
870 * Makefile.in (sel-sched.o): Depend on ira.h.
872 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
874 Backport from mainline
875 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
876 Alexander Monakov <amonakov@ispras.ru>
879 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
880 flush pending lists also on non-jumps. Adjust comment.
882 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
884 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
885 * doc/extend.texi (Named Address Spaces): Ditto.
886 (Variable Attributes): Ditto.
888 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
890 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
891 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
894 2013-03-27 Walter Lee <walt@tilera.com>
896 Backport from mainline:
897 2013-03-27 Walter Lee <walt@tilera.com>
899 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
900 double-decrement of next_scratch_regno.
902 2013-03-27 Walter Lee <walt@tilera.com>
904 Backport from mainline:
905 2013-03-27 Walter Lee <walt@tilera.com>
907 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
909 (insn_v1mulus): Ditto.
910 (insn_v2muls): Ditto.
912 2013-03-27 Walter Lee <walt@tilera.com>
914 Backport from mainline:
915 2013-03-27 Walter Lee <walt@tilera.com>
917 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
919 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
921 2013-03-27 Walter Lee <walt@tilera.com>
923 Backport from mainline:
924 2013-03-27 Walter Lee <walt@tilera.com>
926 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
928 (*sibcall_value): Ditto.
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_mnz_<mode>): Replaced by ...
936 (insn_mnz_v8qi): ... this ...
937 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
939 (insn_v<n>mnz): Replaced by ...
940 (insn_v1mnz): ... this ...
941 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
943 (insn_mz_<mode>): Replaced by ...
944 (insn_mz_v8qi): ... this ...
945 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
947 (insn_v<n>mz): Replaced by ...
948 (insn_v1mz): ... this ...
949 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
952 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
954 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
956 2013-03-26 Richard Biener <rguenther@suse.de>
958 Backport from mainline:
959 2013-03-13 Richard Biener <rguenther@suse.de>
961 PR tree-optimization/56608
962 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
963 calls when vectorizing basic-blocks.
965 2013-03-05 Richard Biener <rguenther@suse.de>
967 PR tree-optimization/56270
968 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
969 of loads after scheduling an SLP instance.
971 2013-03-26 Walter Lee <walt@tilera.com>
973 Backport from mainline:
974 2013-03-26 Walter Lee <walt@tilera.com>
976 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
977 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
979 2013-03-26 Walter Lee <walt@tilera.com>
981 Backport from mainline:
982 2013-03-25 Walter Lee <walt@tilera.com>
984 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
985 TILEGX_INSN_SHUFFLEBYTES1.
986 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
988 (tilegx_builtins): Ditto.
989 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
991 2013-03-26 Walter Lee <walt@tilera.com>
993 Backport from mainline:
994 2013-03-25 Walter Lee <walt@tilera.com>
996 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
997 tests for constraint J, K, N, P.
999 2013-03-26 Walter Lee <walt@tilera.com>
1001 Backport from mainline:
1002 2013-03-25 Walter Lee <walt@tilera.com>
1004 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
1005 Use indirect/pcrel encoding.
1006 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
1009 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1011 Backport from mainline:
1012 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
1013 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1016 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1017 (musermode): Convert to Var(TARGET_USERMODE).
1018 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1019 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1020 * config/sh/sh.c (sh_option_override): Use
1021 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1022 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1024 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1026 (udivsi3_i4_single, divsi3_i4_single): Use
1027 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1028 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1029 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1030 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1031 (SUBTARGET_OVERRIDE_OPTIONS): New.
1033 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1035 Backport from mainline:
1036 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1038 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1039 to m2a-single instead of m2e.
1041 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1044 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
1047 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1050 * config/i386/i386.c (init_cumulative_args): Also set
1051 cum->callee_return_avx256_p.
1052 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
1053 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
1055 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
1056 callee_return_avx256_p.
1058 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1060 Backport from mainline:
1061 2012-12-04 Ian Lance Taylor <iant@google.com>
1063 * godump.c (find_dummy_types): Output a dummy type if we couldn't
1064 output the real type.
1066 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
1069 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
1070 (PLUS_EXPR): Likewise.
1071 * doc/cppopts.texi (--help): Likewise.
1072 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
1073 (-fdump-rtl-cprop_hardreg): Likewise.
1074 (-fdump-rtl-csa): Likewise.
1075 (-fdump-rtl-dce): Likewise.
1076 (-fdump-rtl-dbr): Likewise.
1077 (-fdump-rtl-into_cfglayout): Likewise.
1078 (-fdump-rtl-outof_cfglayout): Likewise.
1080 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
1083 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
1084 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1087 2013-03-14 Seth LaForge <sethml@google.com>
1090 Backport from mainline
1091 2012-10-22 Julian Brown <julian@codesourcery.com>
1093 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1094 VFP D registers in big-endian mode.
1096 2013-03-08 Joey Ye <joey.ye@arm.com>
1098 Backport from mainline
1099 2013-03-06 Joey Ye <joey.ye@arm.com>
1102 * gcc.c (convert_white_space): New function.
1103 (main): Handles white space in function name.
1105 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1107 Backport from mainline
1108 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1111 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
1112 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
1113 to SH_DIV_CALL_TABLE for TARGET_SH2.
1114 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
1116 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
1117 mdiv= call-div1, call-fp, call-table options.
1119 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
1121 * config.gcc (arm*-*-rtemself*): New.
1122 (arm*-*-rtems*): Removed.
1123 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1124 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1126 2013-03-01 Richard Biener <rguenther@suse.de>
1128 Backport from mainline
1129 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
1131 PR tree-optimization/55481
1132 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
1133 back to general rewriting if we cannot leave an original biv
1136 2013-03-01 Richard Biener <rguenther@suse.de>
1138 Backport from mainline
1139 2012-04-10 Richard Guenther <rguenther@suse.de>
1142 * gimple-low.c (gimple_check_call_args): Properly account for
1143 compatible aggregate types.
1145 2013-02-26 Nick Clifton <nickc@redhat.com>
1148 Import this patch from the mainline:
1150 2012-08-17 Nick Clifton <nickc@redhat.com>
1152 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1153 (branch_true): Likewise.
1154 (branch_false): Likewise.
1156 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1158 PR tree-optimization/56443
1159 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1160 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1161 to type_for_mode langhook.
1163 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1166 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1169 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1171 Backported from mainline
1172 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1174 PR tree-optimization/56350
1175 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1176 if haven't found reduction or nested cycle operand, rather than
1177 asserting we must find it.
1179 PR tree-optimization/56381
1180 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1183 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1185 PR tree-optimization/56250
1186 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1187 if type is unsigned and code isn't MULT_EXPR.
1189 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1192 * omp-low.c (use_pointer_for_field): Return false if
1193 lower_send_shared_vars doesn't generate any copy-out code.
1195 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1197 PR tree-optimization/55110
1198 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1199 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1201 2013-02-18 Richard Biener <rguenther@suse.de>
1204 2013-02-04 Richard Biener <rguenther@suse.de>
1206 Backport from mainline
1207 2012-07-04 Richard Guenther <rguenther@suse.de>
1209 PR tree-optimization/53844
1210 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1211 the loop virtual PHI.
1213 2013-02-13 David S. Miller <davem@davemloft.net>
1215 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1217 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1219 Backport from mainline
1220 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1222 PR rtl-optimization/56275
1223 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1224 offset is non-negative and less than cmode size before
1225 calling simplify_subreg.
1227 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1229 Backport from mainline
1230 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1232 * config/i386/sse.md (FMAMODEM): New mode iterator.
1233 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1234 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1236 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1238 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1239 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1240 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1242 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1244 Backport from mainline
1245 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1248 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1249 If there is no implicit builtin declaration, just return NULL.
1251 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1252 Michael Meissner <meissner@linux.vnet.ibm.com>
1254 Backport from mainline
1255 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1256 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1258 2013-02-07 David S. Miller <davem@davemloft.net>
1260 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1262 * var-tracking.c (vt_add_function_parameter): Test the presence of
1263 HAVE_window_save properly and do not remap argument registers when
1264 we have a leaf function.
1266 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1268 Backport from mainline
1269 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1272 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1274 * config/i386/i386.c (ix86_print_operand): Ditto.
1276 2013-02-07 Alan Modra <amodra@gmail.com>
1279 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1280 static chain, set REST_INLINE_FPRS too.
1282 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1284 Backport from mainline
1285 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1287 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1288 * configure: Regenerate.
1290 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1292 Backport from mainline
1293 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1294 Andrew Dixie <andrewd@gentrack.com>
1296 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1299 2013-02-05 Richard Biener <rguenther@suse.de>
1301 Backport from mainline
1302 2012-12-10 Richard Biener <rguenther@suse.de>
1304 PR tree-optimization/55107
1305 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1306 (bitmap_set_replace_value): Add gcc_unreachable.
1307 (do_regular_insertion): Re-write all_same handling. Insert
1308 an assignment instead of a PHI in this case.
1309 (execute_pre): Do not record constified events.
1311 2013-02-05 Richard Biener <rguenther@suse.de>
1313 PR tree-optimization/54767
1314 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1315 backedges drop all symbolical range information.
1316 (execute_vrp): Compute backedges.
1318 2013-02-04 Richard Biener <rguenther@suse.de>
1320 Backport from mainline
1321 2012-01-11 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/44061
1324 * tree-vrp.c (extract_range_basic): Compute zero as
1325 value-range for __builtin_constant_p of function parameters.
1327 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1330 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1332 2013-02-04 Richard Biener <rguenther@suse.de>
1334 Backport from mainline
1335 2012-07-04 Richard Guenther <rguenther@suse.de>
1337 PR tree-optimization/53844
1338 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1339 the loop virtual PHI.
1341 2012-12-13 Richard Biener <rguenther@suse.de>
1344 * tree-streamer.c (record_common_node): Check that we are not
1345 recursively pre-loading nodes we want to skip. Handle
1346 char_type_node appearing as part of va_list_type_node.
1348 2013-02-04 Richard Biener <rguenther@suse.de>
1351 * gimple.h (gimple_call_builtin_class_p): New function.
1352 * gimple.c (validate_call): New function.
1353 (gimple_call_builtin_class_p): Likewise.
1354 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1355 Use gimple_call_builtin_class_p.
1356 (find_func_clobbers): Likewise.
1357 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1358 (strlen_optimize_stmt): Likewise.
1360 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1362 Backported from mainline
1363 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1365 PR tree-optimization/56125
1366 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1367 pow(x,c) into sqrt(x) * powi(x, n/2) or
1368 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1369 optimizing for size.
1370 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1371 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1374 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1376 PR tree-optimization/56098
1377 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1378 for stmts with volatile ops.
1379 (cond_store_replacement): Don't optimize if assign has volatile ops.
1380 (cond_if_else_store_replacement_1): Don't optimize if either
1381 then_assign or else_assign have volatile ops.
1383 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1386 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1387 instead of cmpdi_operand for first comparison operand.
1388 Don't assert that comparison operands aren't both constants.
1390 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1392 PR tree-optimization/56051
1393 * fold-const.c (fold_binary_loc): Don't fold
1394 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1395 a narrowing conversion, or widening conversion from signed
1398 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1401 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1402 the case where writing real complex part of target modifies
1405 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1408 * function.c (thread_prologue_and_epilogue_insns): Always
1409 add crtl->drap_reg to set_up_by_prologue.set, even if
1410 stack_realign_drap is false.
1412 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1414 PR tree-optimization/55921
1415 * tree-complex.c (expand_complex_asm): New function.
1416 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1418 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1420 PR rtl-optimization/55838
1421 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1422 iv0.step, iv1.step and step.
1424 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1427 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1428 * gimple-low.c: Include langhooks.c.
1429 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1430 by default call lang_hooks.block_may_fallthru.
1431 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1433 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1434 (LANG_HOOKS_INITIALIZER): Use it.
1436 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1439 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1440 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1441 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1442 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1443 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1445 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1447 PR tree-optimization/55236
1448 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1449 and signed ARG0_TYPE, force low and high to be non-NULL.
1451 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1453 PR rtl-optimization/54127
1454 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1455 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1456 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1457 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1458 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1460 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1462 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1463 range isn't testing for zero.
1465 2013-01-29 Richard Biener <rguenther@suse.de>
1467 PR tree-optimization/56113
1468 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1470 (label_visit): Free duplicate bitmaps and record the leader instead.
1471 (perform_var_substitution): Adjust.
1473 2013-01-28 Serowk <serowk@yandex.ru>
1476 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1477 Fix mode checks to allow for the passing of constants in the
1479 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1480 Add entries in the switch statement for builtin iwmmxt vector
1481 shift and rotate builtins.
1483 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1485 Backport from mainline
1486 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1489 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1490 operand 0 in movabs insn template for -masm=intel asm alternative.
1491 (*movabs<mode>_2): Ditto for operand 1.
1493 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1495 Backport from mainline
1496 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1499 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1500 alternative to (o,r).
1501 (*movdi_internal_rex64): Remove (!o,n) alternative.
1502 (DImode immediate->memory splitter): Remove.
1503 (DImode immediate->memory peephole2): Remove.
1504 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1505 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1506 alternative to (!o,*r).
1507 (*movtf_internal_sse): New pattern.
1508 (*movxf_internal_rex64): New pattern.
1509 (*movxf_internal): Disable for TARGET_64BIT.
1510 (*movdf_internal_rex64): Remove (!o,F) alternative.
1512 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1515 involving stack registers slightly.
1517 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1519 * config/i386/constraints.md (Yf): New constraint.
1520 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1521 of f constraint to conditionaly disable x87 register preferences.
1522 (*movdf_internal): Ditto.
1523 (*movsf_internal): Ditto.
1525 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1527 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1528 (*movtf_internal_rex64): Add (!o,C) alternative
1529 (*movxf_internal_rex64): Ditto.
1530 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1532 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1534 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1536 2013-01-24 Martin Jambor <mjambor@suse.cz>
1538 Backport from mainline
1539 2013-01-04 Martin Jambor <mjambor@suse.cz>
1541 PR tree-optimization/55755
1542 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1543 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1545 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1547 Backport from mainline
1548 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1550 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1552 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1554 PR rtl-optimization/56023
1555 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1556 dependent on debug instruction.
1558 2013-01-21 Martin Jambor <mjambor@suse.cz>
1560 Backport from mainline
1561 2013-01-17 Martin Jambor <mjambor@suse.cz>
1563 PR tree-optimizations/55264
1564 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1565 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1566 for virtual functions.
1567 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1568 for virtual methods.
1569 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1570 virtual methods before inlining is over.
1572 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1574 Backport from mainline
1575 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1578 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1579 store through atomic_store<mode>_1.
1580 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1582 2013-01-16 Richard Biener <rguenther@suse.de>
1585 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1586 account for bitpos when computing alignment.
1588 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1590 Backport from 2013-01-14 trunk r195169.
1593 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1594 etc. to 1 and not to __flash.
1595 Use LL suffix for __INT24_MAX__ with -mint8.
1596 Use ULL suffix for __UINT24_MAX__ with -mint8.
1598 2013-01-14 Matthias Klose <doko@ubuntu.com>
1600 * doc/invoke.texi: Document -print-multiarch.
1601 * doc/install.texi: Document --enable-multiarch.
1602 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1603 * configure.ac: Add --enable-multiarch option.
1604 Substitute with_cpu, with_float.
1605 * configure: Regenerate.
1606 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1607 enable_multiarch, with_cpu, with_float: New macros.
1608 if_multiarch: New macro, define in terms of enable_multiarch.
1609 * genmultilib: Add new argument for the multiarch name.
1610 * gcc.c (multiarch_dir): Define.
1611 (for_each_path): Search for multiarch suffixes.
1612 (driver_handle_option): Handle multiarch option.
1613 (do_spec_1): Pass -imultiarch if defined.
1614 (main): Print multiarch.
1615 (set_multilib_dir): Separate multilib and multiarch names
1616 from multilib_select.
1617 (print_multilib_info): Ignore multiarch names in multilib_select.
1618 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1619 * cppdefault.h (default_include): Document multiarch in multilib
1621 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1622 include directory for multiarch directories.
1623 * common.opt: New options --print-multiarch and -imultilib.
1625 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1626 Include i386/t-linux.
1627 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1628 Include i386/t-kfreebsd.
1629 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1630 * config/i386/t-linux64: Add multiarch names in
1631 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1632 * config/i386/t-gnu: New file.
1633 * config/i386/t-kfreebsd: Likewise.
1634 * config/i386/t-linux: Likewise.
1636 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1637 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1638 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1639 for 32bit non-biarch configurations.
1641 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1642 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1645 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1647 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1649 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1650 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1651 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1653 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1654 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1655 Include rs6000/t-linux for 32bit non-biarch configurations.
1657 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1659 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1661 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1662 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1664 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1665 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1667 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1669 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1670 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1671 (vect_estimate_min_profitable_iter): Adjust to above fix.
1672 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1674 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1676 Backport from mainline
1677 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1679 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1680 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1681 documentation. Add missing '__' in front of
1682 __builtin_ia32_packssdw256.
1684 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1686 Backport from mainline
1687 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1689 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1690 attribute of movddup insn to DF.
1691 (*vec_interleave_lowv2df): Ditto.
1692 (vec_dupv2df): Ditto.
1694 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1696 Backport from 2013-01-07 trunk r194991, r194992.
1699 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1702 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1703 (avr_addrspace_t): Add .section_name field.
1704 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1706 (avr_addrspace): Same. Initialize .section_name. Remove last
1707 NULL entry. Put __memx into .progmemx.data.
1708 (progmem_section_prefix): Remove.
1709 (avr_asm_init_sections): No need to initialize progmem_section.
1710 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1711 section name prefix.
1712 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1713 retrieve the progmem section.
1714 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1715 boundary to run over avr_addrspace[].
1716 (avr_register_target_pragmas): Ditto.
1718 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1720 Backport from 2013-01-07 trunk r194978.
1723 * doc/install.texi (Cross-Compiler-Specific Options): Document
1726 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1728 Backport from 2013-01-07 trunk r194968.
1731 * config/avr/t-avr: Don't automatically rebuild
1732 $(srcdir)/config/avr/t-multilib
1733 $(srcdir)/config/avr/avr-tables.opt
1734 (avr-mcus): New phony target to build them on request.
1735 (s-avr-mlib): Remove.
1736 * avr/avr-mcus.def: Adjust comments.
1738 2013-01-07 Terry Guo <terry.guo@arm.com>
1740 Backport from mainline
1741 2012-12-19 Terry Guo <terry.guo@arm.com>
1743 * config/arm/arm.c (thumb_find_work_register): Check argument
1744 register number based on current PCS.
1746 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1748 Backport from mainline
1749 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1752 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1753 selected code model, define __code_mode_small__, __code_model_medium__,
1754 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1755 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1756 xchg temporary register with %k. Declare temporary register as
1758 [__x86_64__]: For medium and large code models, preserve %rbx register.
1760 2013-01-03 Richard Henderson <rth@redhat.com>
1762 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1763 after eliminating TLS symbols.
1765 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1768 * config/pa/pa.md (movsi): Revert previous change.
1769 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1772 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1775 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1778 2013-01-02 Jason Merrill <jason@redhat.com>
1781 * tree.c (build_array_type_1): Revert earlier change.
1783 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1786 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1787 after reload starts.
1789 2012-12-21 Martin Jambor <mjambor@suse.cz>
1791 PR tree-optimization/55355
1792 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1793 bit_position is small enough to fit a single HOST_WIDE_INT.
1795 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1797 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1799 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1801 Backport from mainline
1802 2012-10-15 Matthias Klose <doko@ubuntu.com>
1804 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1805 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1807 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1808 Tomash Brechko <tomash.brechko@gmail.com>
1811 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1812 handling of before and after cases.
1813 * config/sparc/sync.md (atomic_store): Fix pasto.
1815 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1817 * optabs.c (expand_atomic_store): Elide redundant model test.
1819 2012-12-13 Richard Henderson <rth@redhat.com>
1822 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1824 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1827 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1828 (tldo_stb_sp64): Likewise.
1829 (tldo_sth_sp32): Likewise.
1830 (tldo_sth_sp64): Likewise.
1831 (tldo_stw_sp32): Likewise.
1832 (tldo_stw_sp64): Likewise.
1833 (tldo_stx_sp64): Likewise.
1835 2012-12-10 Kai Tietz <ktietz@redhat.com>
1838 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1840 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1842 Backport from mainline
1843 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1844 H.J. Lu <hongjiu.lu@intel.com>
1847 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1848 before using it as insn or call equivalent.
1850 2012-12-06 Jason Merrill <jason@redhat.com>
1853 * tree.c (build_array_type_1): Re-layout if we found it in the
1856 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1858 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1859 opaque cond in all call insns.
1861 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1863 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1864 area if the function allocates dynamic stack space.
1865 (ia64_initial_elimination_offset): Adjust offsets to above change.
1867 2012-12-03 Richard Biener <rguenther@suse.de>
1869 Backport from mainline
1870 2012-09-24 Richard Guenther <rguenther@suse.de>
1872 PR tree-optimization/53663
1873 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1874 native encode/interpret translation on VN_WALKREWRITE.
1876 2012-12-03 Kai Tietz <ktietz@redhat.com>
1879 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1882 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1885 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1887 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1889 Backport from mainline:
1890 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1893 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1894 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1895 (in_nullified_branch_delay): Likewise.
1896 (in_call_delay): Likewise.
1897 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1898 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1899 the $$sh_func_adrs call as variable. Update type of sibcalls and
1900 $$sh_func_adrs call.
1901 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1902 length instead of adjustment. Handle negative and undefined call
1903 adjustments for insn_default_length. Remove adjustment for millicode
1904 insn with unfilled delay slot.
1905 (pa_output_millicode_call): Update for revised millicode length.
1906 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1908 2012-11-29 Kai Tietz <ktietz@redhat.com>
1911 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1912 use by XNEWVEC/XRESIZEVEC.
1914 * i386.c (get_scratch_register_on_entry): Handle
1915 thiscall-convention.
1916 (split_stack_prologue_scratch_regno): Likewise.
1917 (ix86_static_chain): Likewise.
1918 (x86_output_mi_thunk): Likewise.
1920 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1922 Backported from mainline
1923 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1924 Markus Trippelsdorf <markus@trippelsdorf.de>
1927 * lto-opts.c (lto_write_options): Also handle
1928 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1929 OPT_SPECIAL_program_name.
1932 * lto-wrapper.c (merge_and_complain): Handle
1933 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1934 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1936 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1938 PR rtl-optimization/55489
1939 * gcse.c (compute_transp): Precompute a canonical version
1940 of XEXP (x, 0), and pass it to canon_true_dependence.
1942 2012-11-27 Richard Biener <rguenther@suse.de>
1945 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1946 stmt with a NOP instead of removing it.
1948 2012-11-26 Richard Biener <rguenther@suse.de>
1950 Backport from mainline
1951 2012-10-19 Richard Biener <rguenther@suse.de>
1953 PR tree-optimization/54976
1954 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1955 Robustify against odd inner_mode inputs.
1957 2012-10-12 Richard Biener <rguenther@suse.de>
1959 PR tree-optimization/54894
1960 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1961 Handle over-aligned scalar types properly.
1963 2012-10-02 Richard Guenther <rguenther@suse.de>
1966 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1967 cleaning up the CFG.
1969 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1971 Backport from mainline
1972 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1974 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1975 explaining the register ordering preferences.
1977 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1978 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1979 constraints so that the traditional floating point loads, stores,
1980 and moves are done first, then the VSX loads, stores, and moves,
1981 and finally the GPR loads, stores, and moves so that reload
1982 chooses FPRs over GPRs, and uses the traditional load/store
1983 instructions which provide an offset.
1984 (movdf_hardfloat64): Likewise.
1986 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1988 Backported from mainline
1989 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1990 H.J. Lu <hongjiu.lu@intel.com>
1993 * config/i386/i386.c (legitimize_pic_address): Properly handle
1995 (ix86_print_operand_address): Set code to 'k' when forcing
1996 addr32 prefix. For x32, zero-extend negative displacement if
1999 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
2001 * common.opt (fvar-tracking-uninit): Document.
2002 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
2003 * config/darwin.c (darwin_override_options): Likewise.
2005 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
2007 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
2008 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
2010 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2012 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
2014 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2016 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
2019 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
2021 Backport from mainline
2022 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2024 * config/i386/i386.c (ix86_init_machine_status): Do not
2025 explicitly clear tls_descriptor_call_expanded_p again.
2027 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2029 * config/i386/sse.md
2030 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
2031 as read and written by the instruction.
2033 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2035 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
2036 (ix86_instantiate_decls): New function.
2037 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
2038 stack slot instead of SLOT_VIRTUAL.
2039 <case IX86_BUILTIN_STMXCSR>: Ditto.
2040 (assign_386_stack_local): Do not assert when virtual slot is valid.
2041 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
2042 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
2043 (truncxf<mode>2): Ditto.
2044 (floatunssi<mode>2): Ditto.
2045 (isinf<mode>2): Ditto.
2046 * config/i386/sync.md (atomic_load<mode>): Ditto.
2047 (atomic_store<mode>): Ditto.
2049 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
2052 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
2053 the argument is itself a conditional expression.
2055 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
2057 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2060 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
2062 PR tree-optimization/54986
2063 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
2064 conversions on entry but add them back on exit if needed.
2066 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
2069 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
2071 (print_reg): Use true_regnum rather than REGNO.
2072 (ix86_print_operand_address): Remove SUBREG handling.
2074 2012-11-05 Jakub Jelinek <jakub@redhat.com>
2076 Backported from mainline
2077 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2080 * gimple.h (is_gimple_sizepos): New inline function.
2081 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2082 final assignment to expr variable.
2083 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2084 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2085 into a local temporary.
2087 2012-10-10 Jakub Jelinek <jakub@redhat.com>
2089 PR tree-optimization/54877
2090 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
2091 use make_ssa_name instead of copy_ssa_name.
2093 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
2095 Backport from mainline
2096 2012-10-31 Jakub Jelinek <jakub@redhat.com>
2098 PR tree-optimization/53708
2099 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2100 user-supplied alignment when used with an explicit section name.
2102 2012-11-02 Jeff Law <law@redhat.com>
2104 PR tree-optimization/54985
2105 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2106 from thread_across_edge.
2107 (thread_across_edge): Use it in all cases where we might thread
2110 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
2112 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
2113 special register pushes before frame probing and allocation.
2115 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
2116 Joel Sherrill <joel.sherrill@oarcorp.com>
2118 * config/sparc/t-rtems: New (Custom multilibs).
2119 * config/sparc/t-rtems-64: New (Custom multilibs).
2120 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
2121 (sparc-*-rtems*): Add sparc/t-rtems.
2123 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
2125 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
2127 (hash_rtx): Likewise.
2129 2012-10-29 Terry Guo <terry.guo@arm.com>
2131 Backport from mainline
2132 2012-10-11 Terry Guo <terry.guo@arm.com>
2134 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
2136 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2139 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2141 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2142 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2144 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2146 * config/avr/t-rtems: Revert previous commit.
2148 2012-10-26 Terry Guo <terry.guo@arm.com>
2150 Backport from mainline
2151 2012-10-23 Terry Guo <terry.guo@arm.com>
2154 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2157 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2159 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2161 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2163 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2165 * config.gcc (microblaze*-*-rtems*): New target.
2166 * config/microblaze/rtems.h: New.
2167 * config/microblaze/t-rtems: New.
2169 2012-10-25 Richard Biener <rguenther@suse.de>
2171 PR tree-optimization/54902
2172 * tree-ssa-pre.c (fini_pre): Return TODO.
2173 (execute_pre): Adjust.
2174 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2175 blocks before computing dominators.
2177 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2179 Backport from mainline
2180 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2182 * config/i386/i386.c (memory_address_length): Assert that non-null
2183 base or index RTXes are registers. Do not check for REG RTXes.
2184 Determine addr32 prefix using SImode_address_operand or
2185 from original base and index RTXes. Simplify code.
2187 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2189 * config/i386/i386-protos.h (memory_address_length): Add new bool
2190 argument. Update all uses.
2191 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2192 add length of addr32 prefix based on mode of base or index register.
2193 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2194 addresses here. Update call to memory_address_length.
2195 (ix86_print_address_operand): Use SImode_address_operand predicate.
2196 * config/i386/predicates.md (SImode_address_operand): New.
2197 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2198 to calculate "mode" attribute. Use SImode_address_operand predicate
2199 instead of open-coding accepted RTX codes.
2201 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2203 Backport from 2012-10-22 trunk r192685.
2204 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2205 Note __AVR_<device>__ is not defined for cores.
2206 Don't point to --help=target.
2207 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2209 2012-10-19 Marek Polacek <polacek@redhat.com>
2211 Backported from mainline
2212 2012-10-19 Marek Polacek <polacek@redhat.com>
2215 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2216 pointer/non-pointer comparison.
2218 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2220 Backported from mainline
2221 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2224 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2225 sure the mode is correct when falling through from above cases.
2227 2012-10-19 Alan Modra <amodra@gmail.com>
2229 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2230 (HAVE_LD_LARGE_TOC): Likewise.
2231 * configure: Regenerate.
2233 2012-10-19 Alan Modra <amodra@gmail.com>
2235 * config/rs6000/predicates.md (splat_input_operand): Don't call
2236 input_operand for MEMs. Instead check for volatile and call
2237 memory_address_addr_space_p with modified mode.
2239 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2241 Backported from mainline
2242 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2244 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2246 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2248 PR rtl-optimization/54870
2249 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2250 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2251 SSA_NAME pointer that points to a partition if there is at least
2252 one variable with it set in the partition.
2253 * dse.c (local_variable_can_escape): New predicate.
2254 (can_escape): Call it.
2255 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2256 mark the SSA_NAME pointer that points to a partition.
2258 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2260 Backport from mainline
2261 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2263 PR rtl-optimization/53701
2264 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2265 rocess not only expr's vinsns but all old vinsns from expr's
2268 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2270 Backport from mainline
2271 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2274 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2276 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2277 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2278 only if producer writes to the register given by regno.
2280 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2282 Backport from mainline
2283 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2285 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2286 (UNSPEC_LOADU): New.
2287 (UNSPEC_STOREU): Ditto.
2288 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2289 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2290 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2291 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2292 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2293 (<sse2>_storedqu<avxsizesuffix>): ... this.
2294 (*sse4_2_pcmpestr_unaligned): Update.
2295 (*sse4_2_pcmpistr_unaligned): Ditto.
2297 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2298 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2299 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2300 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2301 gen_sse2_load{dqu,upd} to load from unaligned memory and
2302 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2304 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2305 Use CODE_FOR_sse_loadups.
2306 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2307 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2308 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2309 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2310 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2311 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2312 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2313 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2314 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2315 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2316 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2318 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2320 Backport from trunk (r190222):
2322 PR tree-optimization/54146
2323 * ifcvt.c: Include pointer-set.h.
2324 (cond_move_process_if_block): Change type of then_regs and
2325 else_regs from alloca'd array to pointer_sets.
2326 (check_cond_move_block): Update for this change.
2327 (cond_move_convert_if_block): Likewise.
2328 * Makefile.in: Fix dependencies for ifcvt.o.
2330 2012-10-15 Richard Guenther <rguenther@suse.de>
2332 PR tree-optimization/54920
2333 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2334 allocate temporary storage for all NARY elements.
2336 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2339 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2341 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2343 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2344 default_use_cxa_atexit to yes.
2346 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2348 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2350 2012-10-05 Jan Hubicka <jh@suse.cz>
2351 Jakub Jelinek <jakub@redhat.com>
2353 PR tree-optimization/33763
2354 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2355 attribute for redefined extern inline functions.
2357 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2359 Backported from mainline
2360 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2362 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2363 in SSE and YMM state support check for -march=native.
2365 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2368 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2371 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2373 Backported from mainline
2374 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2377 * doc/invoke.texi: Document -mprefer-avx128.
2379 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2381 Backported from mainline
2382 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2385 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2386 (XSTATE_FP): Likewise.
2387 (XSTATE_SSE): Likewise.
2388 (XSTATE_YMM): Likewise.
2389 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2390 SSE and YMM states aren't supported.
2392 2012-10-01 Tom de Vries <tom@codesourcery.com>
2394 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2397 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2400 * config/s390/s390.c (s390_option_override): Add missing break.
2402 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2404 Backport from mainline
2405 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2407 * config.gcc: Replace 'host' with 'target' when configuring for
2408 powerpc64*-*-freebsd.
2410 2012-09-28 Meador Inge <meadori@codesourcery.com>
2412 Backport from mainline
2413 2012-09-27 Meador Inge <meadori@codesourcery.com>
2415 * gcc-ar.c (main): Handle the returning of the sub-process error
2418 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2420 Backport from 2012-09-28 trunk r191821.
2421 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2423 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2426 * simplify-rtx.c (simplify_binary_operation_1): Perform
2427 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2429 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2431 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2432 TYPE_NONALIASED_COMPONENT flag.
2433 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2434 TYPE_NONALIASED_COMPONENT flag.
2436 2012-09-21 Richard Guenther <rguenther@suse.de>
2439 Backport from mainline
2440 2012-04-19 Richard Guenther <rguenther@suse.de>
2442 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2445 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2448 * c-typeck.c (c_cast_expr): When casting to a type requiring
2449 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2452 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2455 * c-typeck.c (build_unary_op): Pass original argument of
2456 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2457 any C_MAYBE_CONST_EXPR, if it has integer operands.
2458 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2459 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2460 to c_objc_common_truthvalue_conversion, then remove any
2461 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2462 c_objc_common_truthvalue_conversion not
2463 c_common_truthvalue_conversion.
2464 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2465 call note_integer_operands for arguments with integer operands
2466 that are not integer constants.
2468 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2470 Backported from mainline
2471 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2473 PR tree-optimization/54563
2474 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2475 gimple_purge_dead_eh_edges if last call has been changed.
2477 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2480 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2481 instead of (match_dup 0) as second argument to vec_merge.
2482 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2483 Remove third alternative.
2484 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2485 operand 2 instead of operand 1, but put it as first argument
2487 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2488 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2491 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2493 * BASE-VER: Set to 4.7.3.
2494 * DEV-PHASE: Set to prerelease.
2496 2012-09-20 Release Manager
2498 * GCC 4.7.2 released.
2500 2012-09-15 Andi Kleen <ak@linux.intel.com>
2502 Backport from mainline
2503 2012-09-07 Andi Kleen <ak@linux.intel.com>
2505 * gcc/lto-streamer.h (res_pair): Add.
2506 (lto_file_decl_data): Replace resolutions with respairs.
2508 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2509 Initialize respairs.
2510 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2512 2012-09-14 Walter Lee <walt@tilera.com>
2514 Backport from mainline.
2515 2012-09-14 Walter Lee <walt@tilera.com>
2517 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2518 option for TILEPro and TILE-Gx.
2520 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2522 * config/i386/i386.h (x86_prefetchw): New global variable.
2523 (TARGET_PREFETCHW): New macro.
2524 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2525 (processor_alias_table): Add PTA_PREFETCHW to
2526 bdver1, bdver2 and btver1.
2527 (ix86_option_override_internal): Set x86_prefetchw for
2528 PTA_PREFETCHW targets.
2529 * config/i386/i386.md (prefetch): Expand to prefetchw
2530 for TARGET_PREFETCHW.
2531 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2533 Backport from mainline
2534 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2536 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2537 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2539 (*prefetch_sse): ... this.
2540 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2542 (*prefetch_3dnow): ... this.
2544 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2547 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2548 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2550 2012-09-12 Teresa Johnson <tejohnson@google.com>
2552 Backport from mainline.
2553 2012-09-12 Teresa Johnson <tejohnson@google.com>
2555 PR gcov-profile/54487
2556 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2557 test using F_SETLKW with fcntl.
2558 * configure, config.in: Regenerate.
2560 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2562 Backport from mainline
2563 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2565 * config/i386/i386.md : Comments on fma4 instruction selection
2566 reflect requirement on register pressure based cost model.
2568 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2569 flag is set-reset as informed by the cpuid flag.
2571 * config/i386/i386.c (processor_alias_table): fma4
2572 flag is enabled for bdver2.
2574 2012-09-12 Christian Bruel <christian.bruel@st.com>
2576 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2578 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2580 * config.gcc: Obsolete picochip-*.
2582 2012-09-11 Richard Guenther <rguenther@suse.de>
2585 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2586 on flag_toplevel_reorder.
2588 2012-09-10 Richard Henderson <rth@redhat.com>
2590 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2593 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2595 Backport from 2012-09-10 mainline r191132.
2598 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2600 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2603 * tree-sra.c (disqualify_base_of_expr): Check for possible
2604 NULL_TREE returned by get_base_address()
2606 2012-09-07 Richard Guenther <rguenther@suse.de>
2608 Backport from mainline
2609 2012-06-26 Jan Hubicka <jh@suse.cz>
2612 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2615 2012-09-07 Richard Guenther <rguenther@suse.de>
2617 Backport from mainline
2618 2012-07-13 Richard Guenther <rguenther@suse.de>
2620 PR tree-optimization/53922
2621 * tree-vrp.c (value_inside_range): Change prototype to take
2622 min/max instead of value-range.
2623 (range_includes_zero_p): Likewise. Return the result from
2625 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2626 return value from range_includes_zero_p.
2627 (extract_range_from_unary_expr_1): Likewise.
2628 (compare_range_with_value): Likewise.
2629 (vrp_meet_1): Likewise.
2631 2012-09-07 Richard Guenther <rguenther@suse.de>
2634 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2635 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2636 arguments separately.
2638 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2640 Backported from mainline
2641 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2643 PR rtl-optimization/54455
2644 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2645 bb ends up with asm goto referencing bb's label.
2647 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2649 Backport from mainline.
2650 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2651 Richard Earnshaw <richard.earnshaw@arm.com>
2654 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2655 element size. Use elem_type from the formal parameter. New parameter
2657 (neon_expand_args): Adjust call to neon_dereference_pointer.
2659 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2661 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2662 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2664 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2666 Backport from mainline
2667 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2669 * config/i386/i386.md (isa): Add fma and fma4.
2670 (enabled): Handle fma and fma4.
2671 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2672 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2673 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2674 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2675 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2676 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2678 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2680 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2681 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2682 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2684 2012-09-06 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/54498
2687 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2688 abort when reaching an already visited region.
2689 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2690 (get_continuation_for_phi_1): Likewise.
2691 (walk_non_aliased_vuses): When we translated the reference,
2692 abort when we re-visit a region.
2693 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2695 2012-09-06 Andrew Pinski <apinski@cavium.com>
2698 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2700 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2703 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2704 build_int_cst with size_type_node instead of size_int.
2706 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2708 Backport from 2012-09-05 mainline r190697.
2711 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2712 configured --with-avrlibc.
2713 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2715 * config/avr/avrlibc.h: New file.
2716 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2717 configured --with-avrlibc.
2718 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2720 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2722 Backport from 2012-09-04 mainline r190919
2725 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2726 of size less than 4 bytes by using macro ARM_NUM_INTS.
2727 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2729 2012-09-04 Richard Henderson <rth@redhat.com>
2731 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2733 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2735 Backport from 2012-09-04 mainline r190920
2738 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2740 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2742 Backport from 2012-09-04 mainline r190914
2745 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2747 (avr_allocate_stack_slots_for_args): ...this new static function.
2749 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2751 Backported from mainline
2752 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2755 * doc/invoke.texi: Add -da and remove -dm.
2757 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2759 Backported from mainline
2760 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2763 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2764 operands[1] is CONST_INT_P, convert it to QImode before printing.
2766 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2769 * c-convert.c (convert): Don't call fold_convert_loc if
2770 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2771 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2772 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2774 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2777 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2778 if init is a CONSTRUCTOR.
2780 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2782 PR rtl-optimization/54369
2783 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2784 calling dbr_schedule.
2785 * config/sparc/sparc.c (sparc_reorg): Likewise.
2787 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2789 Backport from mainline
2790 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2792 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2793 case for Atom processor.
2795 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2797 Backport from mainline
2798 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2801 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2802 true for TARGET_64BIT or !flag_pic.
2803 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2804 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2805 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2806 Add insn constraint. Conditionally emit xchg asm insns.
2807 (atomic_compare_and_swap<mode>): Update calls. Check only
2808 cmpxchg8b_pic_memory_operand in memory address fixup.
2810 (CASHMODE): Rename from DCASHMODE.
2811 (doublemodesuffix): Update modes.
2812 (regprefix): New mode attribute.
2814 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2815 <UNSPECV_CMPXCHG>: New constant.
2816 (atomic_compare_and_swap<mode>_1): Rename from
2817 atomic_compare_and_swap_single<mode>. Update calls and
2818 unspec_volatile constants.
2819 (atomic_compare_and_swap<mode>_doubleword): Rename from
2820 atomic_compare_and_swap_double<mode>. Update calls and
2821 unspec_volatile constants.
2823 2012-08-28 Walter Lee <walt@tilera.com>
2825 Backport from mainline
2826 2012-08-28 Walter Lee <walt@tilera.com>
2828 * confg/tilegx/tilegx.md: Fix code style.
2829 (*zero_extendsidi_truncdisi): Fix typo.
2830 * config/tilegx/tilegx.c: Fix code style.
2831 (tilegx_function_profiler): Fix typo.
2833 2012-08-27 Walter Lee <walt@tilera.com>
2835 Backport from mainline
2836 2012-08-27 Walter Lee <walt@tilera.com>
2838 * doc/md.texi (TILE-Gx): Fix typo.
2840 2012-08-27 Walter Lee <walt@tilera.com>
2842 Backport from mainline
2843 2012-08-27 Walter Lee <walt@tilera.com>
2845 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2846 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2848 2012-08-27 Walter Lee <walt@tilera.com>
2850 Backport from mainline
2851 2012-08-27 Walter Lee <walt@tilera.com>
2853 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2854 (insn_bfins): Delete.
2856 2012-08-27 Walter Lee <walt@tilera.com>
2858 Backport from mainline
2859 2012-08-27 Walter Lee <walt@tilera.com>
2861 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2862 atomic_exchange_bare<mode>,
2863 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2864 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2865 * config/tilegx/tilegx.md (type): Add X1_remove.
2866 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2867 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2868 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2871 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2873 PR rtl-optimization/54088
2874 * jump.c (delete_related_insns): Robustify latest change.
2876 2012-08-21 Richard Guenther <rguenther@suse.de>
2878 Backport from mainline
2879 2012-08-16 Richard Guenther <rguenther@suse.de>
2882 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2884 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2885 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2886 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2887 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2888 (tree_ssa_lim_finalize): Free all mem_refs.
2889 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2890 scc when bailing out.
2891 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2892 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2893 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2894 FOR_EACH_LOOP_BREAK.
2896 2012-08-17 Richard Guenther <rguenther@suse.de>
2898 * tree-sra.c (modify_function): Free redirect_callers vector.
2899 * ipa-split.c (split_function): Free args_to_pass vector.
2900 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2902 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2903 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2904 (vect_analyze_slp_instance): Free everything.
2905 (destroy_bb_vec_info): Free the SLP instances.
2907 2012-08-17 Richard Guenther <rguenther@suse.de>
2909 * params.def (integer-share-limit): Decrease from 256 to 251,
2912 2012-08-21 Richard Guenther <rguenther@suse.de>
2914 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2915 the affine expansion cache.
2917 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2919 Backported from trunk
2920 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2923 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2925 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2927 Backport from mainline.
2928 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2931 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2932 mark as predicable. Adjust asm template.
2933 (vec_setv2di_internal): Likewise.
2934 (vec_extract<mode> VD, VQ): Likewise.
2935 (vec_extractv2di): Likewise.
2936 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2937 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2938 (neon_vdup_n<mode> VX, V32): Likewise.
2939 (neon_vdup_nv2di): Likewise.
2941 2012-08-17 Walter Lee <walt@tilera.com>
2943 Backport from mainline
2944 2012-08-17 Walter Lee <walt@tilera.com>
2946 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2947 (FEEDBACK_ENTER): Define.
2948 (FEEDBACK_REENTER): Define.
2949 (FEEDBACK_ENTRY): Define.
2950 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2951 (FEEDBACK_ENTER): Define.
2952 (FEEDBACK_REENTER): Define.
2953 (FEEDBACK_ENTRY): Define.
2955 2012-08-16 Walter Lee <walt@tilera.com>
2957 Backport from mainline
2958 2012-08-16 Walter Lee <walt@tilera.com>
2960 * config.gcc (tilegx-*-linux*): Add feedback.h.
2961 (tilepro-*-linux*): Likewise.
2962 * config/tilegx/feedback.h: New file.
2963 * config/tilepro/feedback.h: New file.
2965 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2967 Backport from mainline r189840 and r187586:
2968 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2970 * config/i386/i386.md (stack_protect_set): Disable the pattern
2971 for Android since Android libc (bionic) does not provide random
2972 value for stack protection guard at gs:0x14. Guard value
2973 will be provided from external symbol (default implementation).
2974 (stack_protect_set_<mode>): Likewise.
2975 (stack_protect_test): Likewise.
2976 (stack_protect_test_<mode>): Likewise.
2977 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2978 not have Bionic by default
2979 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2980 Macro OPTION_BIONIC is defined in this file and provides Bionic
2981 accessibility status
2983 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2985 * configure.ac: Stack protector enabling for Android targets.
2986 * configure: Regenerate.
2988 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2990 Backported from trunk
2991 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2993 PR rtl-optimization/53942
2994 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2995 directly from likely spilled non-fixed hard registers, move them
2998 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
3000 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
3001 (xop_phaddubq): Ditto.
3003 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3005 Backport from mainline
3006 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
3007 Richard Earnshaw <rearnsha@arm.com>
3009 * target.def (vector_alignment): New target hook.
3010 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
3011 * doc/tm.texi: Regenerate.
3012 * targhooks.c (default_vector_alignment): New function.
3013 * targhooks.h (default_vector_alignment): Add prototype.
3014 * stor-layout.c (layout_type): Use targetm.vector_alignment.
3015 * config/arm/arm.c (arm_vector_alignment): New function.
3016 (TARGET_VECTOR_ALIGNMENT): Define.
3018 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
3019 vector type alignment instead of size.
3020 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
3021 element type size directly instead of computing it from alignment.
3022 Fix variable naming and comment.
3024 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3026 Backport from mainline
3027 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3029 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
3030 (alpha_pad_function_end): ... this. Also insert NOP between
3031 sibling call and GP load.
3032 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
3034 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
3036 Backport from mainline
3037 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3038 H.J. Lu <hongjiu.lu@intel.com>
3040 PR rtl-optimization/54157
3041 * combine.c (gen_lowpart_for_combine): Don't return identity
3042 for CONST or symbolic reference.
3044 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
3046 Backport from mainline
3047 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3049 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3050 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3051 split_cost argument signed.
3052 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3053 (ix86_avoid_lea_for_addr): Ditto.
3055 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
3057 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
3058 the address has less than two components.
3060 2012-08-02 Steve Ellcey <sellcey@mips.com>
3062 Backport from mainline
3063 2012-07-19 Steve Ellcey <sellcey@mips.com>
3065 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3068 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
3070 Backport from mainline
3071 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3074 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3075 negative constant address for TARGET_X32 ...
3076 (ix86_decompose_address): ... here. Reject constant addresses
3077 that don't satisfy x86_64_immediate_operand predicate.
3079 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3082 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3083 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3084 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3085 addresses. Prevent zero extensions of CONST_INT operands.
3087 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3090 * config/i386/i386.md (*lea): New insn pattern.
3092 (*lea<mode>_2): Ditto.
3093 (*lea_{3,4,5,6}_zext): Ditto.
3094 * config/i386/predicates.md (lea_address_operand): Do not reject
3095 zero-extended address operands.
3096 * config/i386/constraints.md (j): Remove address constraint.
3097 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3099 (ix86_print_operand_address): Handle SImode subreg of an address.
3100 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3102 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3104 Backport from mainline
3105 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3108 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3109 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3111 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3112 (*movdi_internal_rex64): Use %E operand modifier for lea.
3113 (*movsi_internal): Ditto.
3115 (*lea<mode>_2): Ditto.
3116 (*lea_{3,4,5,6}_zext): Ditto.
3117 (*tls_global_dynamic_32_gnu): Ditto.
3118 (*tls_global_dynamic_64): Ditto.
3119 (*tls_dynamic_gnu2_lea_32): Ditto.
3120 (*tls_dynamic_gnu2_lea_64): Ditto.
3121 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3123 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3125 Backport from mainline
3126 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3128 * config/i386/i386.c (ix86_address_subreg_operand): Reject
3130 (ix86_print_operand_address): Assert that parts.base and parts.index
3131 are non-NULL after call to simplify_subreg.
3133 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3136 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3138 * config/sh/sh.c (sh_option_override): Do not change
3139 flag_finite_math_only. Set TARGET_IEEE to complement of
3140 flag_finite_math_only.
3141 * doc/invoke.texi (SH options): Add mno-ieee. Correct
3142 description of mieee and mno-ieee behavior.
3144 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3147 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3148 (_lzcnt_u64): Ditto.
3150 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3152 Backport from mainline
3153 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3155 PR rtl-optimization/52250
3156 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3157 to put note list into. Unconditionally call move_bb_info.
3158 (move_bb_info): Do not assert the blocks being in the same region,
3159 just drop the note list if they are not.
3161 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3163 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3165 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3167 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3168 defining statement is a SSA name that occurs in abnormal PHIs.
3170 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3172 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3175 2012-07-19 Richard Guenther <rguenther@suse.de>
3176 Eric Botcazou <ebotcazou@adacore.com>
3178 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3179 about transition from invariant to known bits.
3180 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3182 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3185 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3186 (cleanup_tree_cfg_bb): Don't call it.
3187 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3190 2012-07-19 Christian Bruel <christian.bruel@st.com>
3193 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3195 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3197 * config.gcc (v850-*-rtems*): New target.
3198 * config/v850/rtems.h: New.
3199 * config/v850/t-rtems: New.
3201 2012-07-18 Nick Clifton <nickc@redhat.com>
3203 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3205 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3209 Backport from mainline
3210 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3213 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3214 instead expand it as zero extension.
3216 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3218 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3219 QImode and HImode splitters. Use ix86_comparison_operator.
3220 Explicitly match FLAGS_REG.
3221 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3223 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3224 Steven Bosscher <steven@gcc.gnu.org>
3225 Bernd Schmidt <bernds@codesourcery.com>
3227 PR rtl-optimization/53908
3228 * df-problems.c (can_move_insns_across): When doing
3229 memory-reference book-keeping, handle call insns.
3231 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3233 Backport from mainline
3234 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3237 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3238 sibcall_insn_operand. Move it to a temporary register if not.
3240 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3243 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3244 emit PIC sequence for fnaddr symbol reference in advance.
3246 2012-07-09 Jason Merrill <jason@redhat.com>
3249 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3250 (type_hash_eq): Likewise.
3253 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3255 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3257 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3258 due to negative shift amount.
3260 2012-07-06 Kai Tietz <ktietz@redhat.com>
3262 Backport from mainline.
3264 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3265 as "/mingw/include".
3267 2012-07-06 Nick Clifton <nickc@redhat.com>
3269 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3270 default_encode_section_info.
3272 2012-07-06 Richard Guenther <rguenther@suse.de>
3274 Backport from mainline
3275 2012-03-30 Richard Guenther <rguenther@suse.de>
3278 * double-int.c (rshift_double): Remove not needed cast.
3280 2012-03-28 Richard Guenther <rguenther@suse.de>
3283 * double-int.h (rshift_double): Remove.
3284 * double-int.c (lshift_double): Use absu_hwi to make count
3286 (rshift_double): Make static, take unsigned count argument,
3287 remove handling of negative count argument.
3288 (double_int_rshift): Dispatch to lshift_double.
3290 2012-07-06 Richard Guenther <rguenther@suse.de>
3292 Backport from mainline
3293 2012-06-18 Richard Guenther <rguenther@suse.de>
3295 PR tree-optimization/53693
3296 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3297 Reject operands with more than one use.
3299 2012-07-06 Richard Guenther <rguenther@suse.de>
3301 Backport from mainline
3302 2012-04-11 Richard Guenther <rguenther@suse.de>
3305 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3306 consider loop nesting.
3307 (evolution_function_is_univariate_p): Properly check the remainder
3310 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3312 Backport from mainline
3313 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3315 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3316 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3317 (adjacent_mem_locations): Move some code to and call...
3318 (get_memref_parts): ...new function.
3319 (mem_locations_overlap): New function.
3320 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3321 (is_mem_ref): Rename to...
3322 (find_mem_ref): ...this. Return MEM rtx.
3323 (get_store_dest): Remove function.
3324 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3325 new parameter and adjust calls.
3326 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3327 mem refs overlap for true_store_to_load_dep_costly.
3328 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3329 passed to adjacent_mem_locations.
3330 (is_costly_group): Walk resolved dependency list.
3331 (force_new_group): Emit group ending nop for Power6/Power7.
3332 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3333 (group_ending_nop): New define_insn.
3335 2012-07-04 Richard Guenther <rguenther@suse.de>
3338 * gimple-fold.c (get_base_constructor): Do not return an
3339 error_mark_node DECL_INITIAL.
3341 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3343 Backport from mainline
3344 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3346 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3347 code model string in the error message.
3349 2012-07-04 Tristan Gingold <gingold@adacore.com>
3351 Backport from mainline.
3352 2012-06-25 Tristan Gingold <gingold@adacore.com>
3354 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3355 (seh_cfa_adjust_cfa): ... that function.
3356 (seh_emit_stackalloc): Do not emit out of range values.
3357 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3358 UNSPEC_DEF_CFA constants.
3359 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3360 * config/i386/i386.c (ix86_frame_pointer_required): Required
3361 for very large frames on SEH target.
3362 (ix86_compute_frame_layout): Save area is before frame pointer
3363 on SEH target. Handle very large frames.
3364 (ix86_expand_prologue): Likewise.
3366 2012-07-04 Richard Guenther <rguenther@suse.de>
3368 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3369 as in free_lang_data_in_type.
3371 2012-07-02 Martin Jambor <mjambor@suse.cz>
3373 Backport from mainline.
3374 2012-07-02 Martin Jambor <mjambor@suse.cz>
3377 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3378 dynamic type change check.
3380 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3382 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3383 last statement of the finally block onto the switch.
3385 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3387 * configure: Regenerate.
3389 Backport from mainline.
3390 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3392 * config.gcc (target_type_format_char): New. Document it. Set it for
3394 * configure.ac (gnu_unique_option): Use target_type_format_char
3395 in test. Comment rationale.
3397 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3399 Backport from mainline.
3400 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3402 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3404 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3406 Backport from 2012-06-28 mainline r189049
3409 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3410 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3411 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3412 avr_hard_regno_call_part_clobbered.
3414 2012-06-28 Richard Guenther <rguenther@suse.de>
3417 * expr.c (expand_expr_real_1): Verify if the type is complete
3418 before inspecting its size.
3420 2012-06-27 Nick Clifton <nickc@redhat.com>
3422 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3425 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3428 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3430 2012-06-26 Nick Clifton <nickc@redhat.com>
3432 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3434 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3437 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3438 of x x x in the vmovlps load alternative.
3440 2012-06-22 Richard Guenther <rguenther@suse.de>
3442 * gcov-iov.c: Include bconfig.h and system.h.
3444 2012-06-22 Richard Guenther <rguenther@suse.de>
3446 PR gcov-profile/53744
3447 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3449 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3451 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3452 DECL_IGNORED_P non-reg vars even if they are used.
3454 2012-06-19 Jason Merrill <jason@redhat.com>
3457 * dwarf2out.c (modified_type_die): Use scope_die_for.
3458 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3459 (uses_local_type_r, uses_local_type): New.
3460 (scope_die_for): Keep a type that uses a local type in local scope.
3461 Use get_context_die for namespace and type scope.
3463 2012-06-19 Richard Guenther <rguenther@suse.de>
3466 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3467 replace it with the first non-BLOCK context.
3469 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3471 PR rtl-optimization/53700
3473 Backport from mainline
3474 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3476 * ira-color.c (setup_left_conflict_sizes_p): Process all
3477 conflicting objects.
3479 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3481 Backport from mainline
3482 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3485 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3486 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3487 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3488 instead of xop_mulv2div2di3_low.
3489 (xop_p<macs>dql): Fix vec_select selector.
3490 (xop_p<macs>dqh): Ditto.
3491 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3492 (xop_mulv2div2di3_high): Ditto.
3494 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3496 Backport from mainline:
3497 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3499 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3501 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3503 Backport from mainline:
3504 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3506 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3507 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3508 MAX_PCREL17F_OFFSET instead of fixed offset.
3509 (pa_attr_length_call): Likewise.
3510 (pa_attr_length_indirect_call): Likewise.
3512 2012-06-15 Walter Lee <walt@tilera.com>
3514 Backport from mainline:
3515 2012-06-15 Walter Lee <walt@tilera.com>
3517 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3519 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3521 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3523 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3525 Backport from mainline:
3527 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3528 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3529 * gimple.h (block_in_transaction): Check for flag_tm.
3531 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3533 PR tree-optimization/52558
3535 Backport from mainline:
3536 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3537 * gimple.h (gimple_set_in_transaction): Remove.
3538 (gimple_in_transaction): Look in BB instead.
3539 (gimple_statement_base): Remove in_transaction field.
3540 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3541 * trans-mem.c (compute_transaction_bits): Place transaction bit
3542 information into basic blocks.
3544 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3546 PR tree-optimization/52558
3547 * cfg.c (alloc_aux_for_edge): Fix comment.
3548 (alloc_aux_for_edge): Remove static.
3549 * basic-block.h (alloc_aux_for_edge): Protoize.
3550 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3551 (execute_sm_if_changed_flag): New.
3552 (execute_sm_if_changed_flag_set): New.
3553 (execute_sm): Do not generate data races unless requested.
3554 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3555 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3556 * gimple.h (block_in_transaction): New.
3557 (gimple_in_transaction): Use block_in_transaction.
3559 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3561 Backported from mainline
3562 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3564 PR rtl-optimization/53589
3565 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3566 discovery even when e->dest != target. If any LABEL_REF points
3567 to e->dest label, redirect it to target's label.
3569 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3572 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3573 returns false, replace stmt with GIMPLE_NOP.
3574 (check_omp_nesting_restrictions): Instead of issuing warnings,
3575 issue errors and return false if any errors were reported.
3577 2012-06-14 Richard Guenther <rguenther@suse.de>
3579 * BASE-VER: Set to 4.7.2.
3580 * DEV-PHASE: Set to prerelease.
3582 2012-06-12 Christian Bruel <christian.bruel@st.com>
3585 * config/sh/sh.c (sh_option_override): Don't force
3586 flag_omit_frame_pointer and maccumulate_outgoing_args.
3587 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3589 2012-06-14 Release Manager
3591 * GCC 4.7.1 released.
3593 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3595 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3597 2012-06-13 Richard Henderson <rth@redhat.com>
3599 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3600 iterator instead of INT.
3602 2012-06-08 Richard Henderson <rth@redhat.com>
3605 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3606 note to a clobber insn when no other insn is available.
3608 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3611 * doc/invoke.texi (Wenum-compare): Update documentation.
3613 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3616 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3618 (altivec_stvlxl): Ditto.
3619 (altivec_stvrx): Ditto.
3620 (altivec_stvrxl): Ditto.
3622 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3625 * trans-mem.c (expand_block_edges): Do not skip the first
3626 statement when resetting the BB.
3628 2012-06-04 Richard Guenther <rguenther@suse.de>
3631 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3632 create new assembler names.
3634 2012-06-04 Richard Guenther <rguenther@suse.de>
3636 Backport from mainline
3637 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3640 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3641 larger than maxbits. Don't compute maxbits modulo align.
3642 Also check that unit bytes long store at bitpos / unit * unit
3643 doesn't affect bits beyond bitregion_end.
3644 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3645 would not fit into bitregion_start ... bitregion_end + 1 bit
3647 (store_split_bit_field): Decrease unit close to end of bitregion_end
3648 if access is restricted in order to avoid mutual recursion.
3650 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3652 Backport from 2012-06-04 mainline r188172
3655 * config/avr/avr-stdint.h: New file.
3656 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3659 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3661 PR tree-optimization/53550
3662 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3663 is POINTER_TYPE_P, use sizetype as step type instead of type.
3665 2012-06-04 Richard Guenther <rguenther@suse.de>
3666 Eric Botcazou <ebotcazou@adacore.com>
3668 Backport from mainline
3669 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3671 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3672 Change type of BITOFFSET to signed. Make sure the lower bound of
3673 the computed range is non-negative by adjusting OFFSET and BITPOS.
3674 (expand_assignment): Adjust call to get_bit_range.
3676 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3678 * expr.c (get_bit_range): Return the null range if the enclosing record
3679 is part of a larger bit field.
3681 2012-03-20 Richard Guenther <rguenther@suse.de>
3683 * stor-layout.c (finish_bitfield_representative): Fallback
3684 to conservative maximum size if the padding up to the next
3685 field cannot be computed as a constant.
3686 (finish_bitfield_layout): If we cannot compute the distance
3687 between the start of the bitfield representative and the
3688 bitfield member start a new representative.
3689 * expr.c (get_bit_range): The distance between the start of
3690 the bitfield representative and the bitfield member is zero
3691 if the field offsets are not constants.
3693 2012-03-16 Richard Guenther <rguenther@suse.de>
3695 * stor-layout.c (finish_bitfield_representative): Fall back
3696 to the conservative maximum size if we cannot compute the
3697 size of the tail padding.
3699 2012-03-14 Richard Guenther <rguenther@suse.de>
3701 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3702 * stor-layout.c (start_bitfield_representative): New function.
3703 (finish_bitfield_representative): Likewise.
3704 (finish_bitfield_layout): Likewise.
3705 (finish_record_layout): Call finish_bitfield_layout.
3706 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3707 for QUAL_UNION_TYPE fields.
3708 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3709 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3710 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3715 * expr.c (get_bit_range): Unconditionally extract bitrange
3716 from DECL_BIT_FIELD_REPRESENTATIVE.
3717 (expand_assignment): Adjust call to get_bit_range.
3719 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3722 * fold-const.c (fold_binary_loc): Refine previous change.
3724 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3726 Backport from mainline
3727 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3730 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3731 avoid going above orig insn. Update comments.
3733 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3735 Backport from mainline
3736 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3739 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3740 prologue for unwinder and profiler.
3742 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3744 Backport from mainline
3745 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3747 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3749 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3751 Backport from mainline
3752 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3754 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3755 DBX_REGISTER_NUMBER.
3757 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3759 Backport from mainline
3760 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3762 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3763 operand is CONST_INT. Take COSTS_N_INSNS into account.
3764 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3767 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3769 * config/avr/avr.opt (-msp8): Document it.
3770 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3772 2012-05-31 Richard Guenther <rguenther@suse.de>
3775 * expr.c (expand_assignment): Do not use movmisalign on
3778 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3781 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3782 (pa_section_type_flags): New.
3783 (pa_legitimate_constant_p): Revert previous change.
3785 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3787 Backport from mainline
3788 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3791 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3792 accessed indirectly.
3793 (ipa_tm_create_version): Same.
3795 2012-05-30 Jason Merrill <jason@redhat.com>
3798 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3799 about array compound literals.
3801 2012-05-30 Richard Guenther <rguenther@suse.de>
3804 * fold-const.c (fold_binary_loc): Make sure to call
3805 fold_plusminus_mult_expr with the original sign of operands.
3807 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3809 * explow.c (probe_stack_range): Restore simple control flow and stop
3810 again when the probe cannot be generated if HAVE_check_stack.
3812 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3814 PR rtl-optimization/53519
3815 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3816 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3818 2012-05-29 Richard Guenther <rguenther@suse.de>
3820 PR tree-optimization/53516
3821 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3823 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3825 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3827 Backport from mainline
3828 2012-05-28 Richard Guenther <rguenther@suse.de>
3830 PR tree-optimization/53438
3831 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3833 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3835 Backport from mainline
3836 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3838 PR rtl-optimization/52528
3839 * combine.c (can_combine_p): Add setting of subst_low_luid
3840 before call to expand_field_assignment().
3842 2012-05-26 Martin Jambor <mjambor@suse.cz>
3844 Backport from mainline
3845 2012-05-23 Martin Jambor <mjambor@suse.cz>
3847 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3849 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3852 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3853 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3855 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3858 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3859 (ix86_expand_vec_perm): Use int mode instead of float.
3861 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3864 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3865 gnu_ld variables to yes.
3866 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3867 (HAVE_GNU_AS): Likewise.
3868 * config.in: Regenerate.
3869 * configure: Likewise.
3871 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3873 Backport from mainline
3874 2012-03-12 Richard Guenther <rguenther@suse.de>
3875 * config/arm/arm.c (neon_dereference_pointer): Do not call
3876 covert during RTL expansion.
3878 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3880 Backport from mainline
3881 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3884 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3885 relied on signed overflow behavior.
3887 2012-05-24 Richard Guenther <rguenther@suse.de>
3890 * tree-profile.c (tree_profiling): Cleanup the CFG if
3891 execute_fixup_cfg requests it.
3893 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3895 PR tree-optimization/53465
3896 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3897 vr0 into *vr, then vrp_meet that.
3898 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3899 have any equivalences.
3900 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3903 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3905 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3907 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3908 (iterative_hash_gimple_type): Adjust comment.
3909 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3910 domain for an array type instead of the domain type itself.
3912 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3914 Backport from 2012-05-23 mainline r187803
3917 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3918 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3921 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3923 Backport from 2012-05-03 mainline r187075
3925 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3926 has_fma4 for AMD processors with both fma3 and fma4 support.
3928 2012-05-22 Richard Guenther <rguenther@suse.de>
3930 PR tree-optimization/53408
3931 * tree-vect-loop.c (vectorizable_induction): Properly check
3932 the restriction that we cannot handle induction results from
3933 the inner loop outside of the outer loop.
3935 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3937 PR tree-optimization/53436
3938 * omp-low.c (omp_build_component_ref): New function.
3939 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3941 PR tree-optimization/53366
3942 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3943 tests if complex_numbers == 2, but there are non-complex number loads
3946 PR tree-optimization/53409
3947 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3948 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3950 PR tree-optimization/53410
3951 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3952 instead of build_int_cst (type, 0) where vector types might be
3955 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3958 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3959 from folded operands before wrapping another around the
3960 conditional expression.
3962 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3963 Patrick Marlier <patrick.marlier@gmail.com>
3965 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3968 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3970 Backport from mainline
3971 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3974 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3975 (UNSPECV_RDRAND): This.
3976 (rdrand<mode>_1): Updated.
3978 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3980 Backport from mainline
3981 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3983 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3984 RDRND, F16C and FSGSBASE.
3986 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3988 Backport from mainline
3989 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3991 * tree-ssa-pre.c (can_value_number_call): Delete.
3992 (compute_avail): Skip all statements with side effects.
3993 <GIMPLE_CALL>: Skip calls to internal functions.
3995 2012-05-18 David S. Miller <davem@davemloft.net>
3997 Backport r185385 from mainline
3998 2012-03-14 Richard Guenther <rguenther@suse.de>
4001 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4002 element type instead of mode, use build_vector_type_for_mode
4003 instead of the langhook, build a vector of proper signedness.
4004 (expand_vector_operations_1): Adjust.
4006 2012-05-18 Olivier Hainque <hainque@adacore.com>
4008 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
4009 $(libsubdir) as libexecsubdir.
4011 2012-05-16 Andrew Pinski <apinski@cavium.com>
4013 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4016 2012-05-16 David S. Miller <davem@davemloft.net>
4018 * jump.c (delete_related_insns): If we remove a CALL, make sure
4019 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4021 2012-05-16 Richard Henderson <rth@redhat.com>
4024 * combine-stack-adj.c (prev_active_insn_bb): New.
4025 (next_active_insn_bb): New.
4026 (force_move_args_size_note): New.
4027 (combine_stack_adjustments_for_block): Use it.
4029 2012-05-16 Olivier Hainque <hainque@adacore.com>
4031 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4032 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4033 Add comments and improve stamp preservation across the whole sequence.
4034 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4036 2012-05-16 Richard Guenther <rguenther@suse.de>
4038 PR tree-optimization/53364
4039 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4040 detect a view-conversion of the decl.
4042 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4045 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4046 that operands[2] is either immediate, or q_regs_operand.
4048 2012-05-15 Bin Cheng <bin.cheng@arm.com>
4050 Backport r187139 from mainline.
4051 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4053 PR rtl-optimization/52804
4054 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4055 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4056 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4057 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4058 RELOAD_FOR_OUTADDR_ADDRESS.
4060 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4063 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4064 generate target register for "load" class builtins.
4067 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4070 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4071 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4072 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4073 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4074 (<sse>_movu<ssemodesuffix>): New expander.
4075 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4076 (avx_movdqu<avxmodesuffix>): New expander.
4077 (*sse2_movdqu): Rename from sse2_movdqu.
4078 (sse2_movdqu): New expander.
4080 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4082 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4083 lineno 1 the same as lineno 0 before first start file directive.
4084 (optimize_macinfo_range): Likewise.
4086 * dwarf2out.c (have_macinfo): Define.
4087 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4088 attribute, don't force empty compilation unit and don't emit any
4089 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4091 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4093 Backport from mainline
4094 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4096 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4097 ORDERED and UNORDERED conditions.
4099 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4101 * function.c (requires_stack_frame_p): If the function can throw
4102 non-call exceptions, return true if the insn can throw internally.
4104 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4106 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4107 DECL_ORIGINAL_TYPE if it is present.
4109 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4111 Backport from 2012-05-12 mainline r187342.
4114 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4115 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4116 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4117 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4118 (expand_prologue): Move initialization of cfun->machine->is_naked,
4119 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4120 (avr_set_current_function): ...this new static function.
4121 (TARGET_SET_CURRENT_FUNCTION): New define.
4122 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4123 checking attributes of current_function_decl.
4124 (avr_regs_to_save): Ditto.
4125 (signal_function_p): Rename to avr_signal_function_p.
4126 (interrupt_function_p): Rename to avr_interrupt_function_p.
4128 * doc/extend.texi (Function Attributes): Better explanation of
4129 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4132 2012-05-09 Matthias Klose <doko@ubuntu.com>
4134 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4136 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4139 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4140 when a constant source operand matches an "I" constraint, the "no
4141 CC0 change" applies to a register-destination only, not a
4142 strict_low_part-destination.
4144 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4146 Backport from mainline:
4147 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4149 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4151 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4153 PR tree-optimization/53239
4154 * tree-vrp.c (get_value_range): Set VR of
4155 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4158 2012-05-07 Richard Guenther <rguenther@suse.de>
4160 PR tree-optimization/53195
4161 * tree-inline.c (setup_one_parameter): Properly add referenced
4162 vars from the parameters new known value.
4164 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4166 Backport from mainline:
4167 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4170 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4173 2012-05-04 Ian Lance Taylor <iant@google.com>
4175 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4176 values from false to NULL.
4178 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4180 Backport from mainline
4181 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4184 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4185 (TARGET_CMOV): Rename from TARGET_CMOVE.
4186 (TARGET_CMOVE): New define.
4187 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4188 Do not set TARGET_CMOVE here.
4190 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4192 Backport from mainline:
4194 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4196 PR tree-optimization/52633
4197 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4198 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4199 (vect_recog_over_widening_pattern): Remove handling of code that was
4200 already detected as over-widening pattern. Remove special handling
4201 of "unsigned" cases. Instead, support general case of conversion
4202 of the shift result to another type.
4204 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4206 * tree-vect-patterns.c (vect_single_imm_use): New function.
4207 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4208 (vect_recog_over_widening_pattern): Likewise.
4209 (vect_recog_widen_shift_pattern): Likewise.
4211 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4213 PR tree-optimization/52870
4214 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4215 presumed pattern statement is within the same loop or basic block.
4217 2012-05-04 Richard Guenther <rguenther@suse.de>
4219 * common.opt (flto-report): Do not mark as Optimization.
4221 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4224 * recog.c (constrain_operands): If extra constraints are present, also
4225 accept pseudo-registers with equivalent memory locations during reload.
4227 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4229 Backport from the mainline
4230 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4233 * config/rs6000/rs6000.md (bswapdi splitters): If
4234 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4235 default) is used, generate an alternate sequence that does not
4236 depend on using indexed addressing.
4238 2012-05-03 David S. Miller <davem@davemloft.net>
4241 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4242 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4243 (sparc_emit_float_lib_cmp): Likewise.
4245 2012-05-04 Martin Jambor <mjambor@suse.cz>
4247 Backport from mainline
4248 2012-05-02 Martin Jambor <mjambor@suse.cz>
4251 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4252 of a variable when the contect is a function.
4254 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4257 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4258 append program name to it and pass that as first argument
4259 to make_relative_prefix. Always pass standard_libexec_prefix
4260 as last argument to make_relative_prefix. If
4261 make_relative_prefix returns NULL, fall back to
4262 standard_libexec_prefix.
4265 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4269 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4270 mode, return that mode.
4272 2012-05-03 Richard Guenther <rguenther@suse.de>
4274 PR tree-optimization/53144
4275 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4277 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4278 with SSA name values.
4279 (vn_reference_lookup_3): Adjust callers.
4281 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4283 PR tree-optimization/53163
4284 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4285 return value from compute_all_dependences.
4287 PR rtl-optimization/53160
4288 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4289 has been modified by ree pass already.
4291 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4293 Backport from mainline
4294 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4297 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4298 calls to cgraph_node_name in xstrdup.
4299 (ipa_make_edge_direct_to_target): Ditto.
4300 * tree-sra.c (convert_callers_for_node): Ditto.
4301 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4302 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4303 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4304 (cgraph_materialize_all_clones): Ditto.
4305 * ipa-inline.c (report_inline_failed_reason): Ditto.
4306 (want_early_inline_function_p): Ditto.
4307 (edge_badness): Ditto.
4308 (update_edge_key): Ditto.
4309 (flatten_function): Ditto.
4310 (ipa_inline): Ditto.
4311 (inline_always_inline_functions): Ditto.
4312 (early_inline_small_functions): Ditto.
4314 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4316 Backport from mainline
4317 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4319 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4320 Introduce emul_name to select the right linker emulation for
4321 powerpc64-*-freebsd*.
4322 * configure: Regenerate.
4323 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4324 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4325 * config/rs6000/freebsd64.h: New file.
4326 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4328 (rs6000_savres_strategy): Likewise.
4329 (rs6000_savres_routine_name): Likewise.
4330 (rs6000_elf_file_end): Likewise.
4331 * config/rs6000/t-freebsd64: New file.
4332 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4333 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4335 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4337 Backport from mainline
4338 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4341 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4343 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4345 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4346 predicate to discriminate types.
4348 2012-04-27 Richard Guenther <rguenther@suse.de>
4351 * convert.c (convert_to_integer): Avoid infinite recursion for
4352 target-defined built-in types.
4354 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4357 * config/cris/cris.md ("*andhi_lowpart_v32")
4358 ("*andqi_lowpart_v32"): Change first input-only operand from
4359 a (match_operand ...) to (match_dup 0). Drop alternatives with
4360 const_int-matching constraints for redundancy.
4361 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4362 three-operand alternative.
4364 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4366 Backport from mainline
4367 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4370 (*addsi_2_zext): Ditto.
4371 (*add<mode>_3): Ditto.
4372 (*addsi_3_zext): Ditto.
4373 (*add<mode>_5): Ditto.
4375 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4378 * c-typeck.c (set_nonincremental_init,
4379 set_nonincremental_init_from_string): Pass true instead of false
4380 as IMPLICIT to add_pending_init.
4382 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4384 Backport from 2012-04-24 mainline r186768.
4387 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4389 2012-04-24 Richard Guenther <rguenther@suse.de>
4391 PR tree-optimization/53085
4392 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4395 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4398 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4400 (output_addressed_constants): Likewise.
4403 * varasm.c (get_section): Don't ICE for section conflicts with
4404 built-in section kinds.
4406 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4408 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4410 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4412 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4414 2012-04-23 Richard Guenther <rguenther@suse.de>
4417 * c-typeck.c (build_binary_op): Fix typo.
4419 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4421 PR tree-optimizations/52891
4422 * tree-vect-patterns.c (adjust_bool_pattern): Use
4423 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4424 but with non-standard precision.
4426 2012-04-22 Ian Lance Taylor <iant@google.com>
4428 * godump.c (go_output_typedef): Dump size of structs.
4430 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4432 Backport from mainline:
4434 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4435 hints for 'A' operand types.
4437 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4439 Backport from 2012-04-19 mainline r186588.
4442 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4443 the case *(X+const).
4445 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4447 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4449 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4452 * config/i386/sync.md (atomic_<code><mode>): Rename to
4453 atomic_<logic><mode>.
4455 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4457 Backport from mainline
4458 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4461 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4462 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4463 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4464 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4465 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4466 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4467 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4468 gen_avx2_permvarv8sf.
4470 2012-04-16 Martin Jambor <mjambor@suse.cz>
4472 Backported from mainline
4474 2012-04-13 Martin Jambor <mjambor@suse.cz>
4477 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4478 fold_ctor_reference returns a zero constant.
4480 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4482 Backported from mainline
4483 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4485 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4486 and __ILP32__ for x32.
4488 2012-04-13 Tom de Vries <tom@codesourcery.com>
4490 Backport from mainline r186418.
4492 2012-04-13 Tom de Vries <tom@codesourcery.com>
4494 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4495 parameters vuse and vuse_escaped.
4496 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4497 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4500 2012-04-13 Richard Guenther <rguenther@suse.de>
4502 PR tree-optimization/52969
4503 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4504 the condition for the COND_EXPR and handle predicate negation
4505 by swapping the COND_EXPR arms.
4507 2012-04-13 Richard Guenther <rguenther@suse.de>
4510 * convert.c (convert_to_pointer): Remove special-casing of
4513 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4515 Backport from mainline
4516 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4519 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4520 the list of options to enable the FCFID instruction.
4521 (TARGET_EXTRA_BUILTINS): Adjust comment.
4523 2012-04-12 Richard Guenther <rguenther@suse.de>
4525 PR tree-optimization/52943
4526 * tree-chrec.h (chrec_is_positive): Remove.
4527 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4528 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4529 Return false for a constant zero instead of negative.
4530 (analyze_siv_subscript_cst_affine): Handle zero difference
4531 in the initial condition explicitely.
4533 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4536 * varasm.c (process_pending_assemble_externals): Set
4537 pending_assemble_externals_processed true.
4538 (assemble_external): Call assemble_external_real if the pending
4539 assemble externals have been processed.
4541 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4544 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4545 the DECL generated for the special GOT helper.
4547 2012-04-06 Walter Lee <walt@tilera.com>
4549 Backport from mainline
4550 2012-03-07 Walter Lee <walt@tilera.com>
4552 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4553 REG_CFA_* notes for the stack pointer.
4554 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4555 EH_RETURN_STACKADJ_RTX.
4556 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4557 generate REG_CFA_* notes for the stack pointer.
4558 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4559 by EH_RETURN_STACKADJ_RTX.
4561 2012-04-06 Matt Turner <mattst88@gmail.com>
4563 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4565 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4567 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4568 of the destination isn't also a FP_REGS register.
4570 2012-04-03 Richard Guenther <rguenther@suse.de>
4572 Backport from mainline
4573 2012-03-02 Richard Guenther <rguenther@suse.de>
4575 PR tree-optimization/52406
4576 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4577 (struct indices): Add unconstrained_base member.
4578 (struct dr_alias): Remove unused vops member.
4579 (DR_UNCONSTRAINED_BASE): New define.
4580 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4581 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4582 be an artificial access that covers the whole indexed object,
4583 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4584 plain decl base-objects to their MEM_REF variant.
4585 (dr_may_alias_p): When the base-object of either data reference
4586 has unknown size use only points-to information.
4587 (compute_affine_dependence): Make dumps easier to read and
4589 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4590 DR_REF when looking for packed references.
4591 (vect_supportable_dr_alignment): Likewise.
4593 2012-04-03 Richard Guenther <rguenther@suse.de>
4595 Backport from mainline
4596 2012-03-15 Richard Guenther <rguenther@suse.de>
4599 * tree-data-ref.c (subscript_dependence_tester_1): Check
4600 all dimensions for non-conflicting access functions.
4602 2012-04-03 Richard Guenther <rguenther@suse.de>
4604 Backport from mainline
4605 2012-03-06 Richard Guenther <rguenther@suse.de>
4608 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4610 2012-03-23 Richard Guenther <rguenther@suse.de>
4612 PR tree-optimization/52678
4613 * tree-vectorizer.h (struct _stmt_vec_info): Add
4614 loop_phi_evolution_part member.
4615 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4616 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4617 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4618 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4619 Use the cached evolution part and the PHI nodes value from
4620 the loop preheader edge instead of re-analyzing the evolution.
4622 2012-03-26 Richard Guenther <rguenther@suse.de>
4624 PR tree-optimization/52701
4625 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4626 compute and set the evolution part of PHI nodes.
4628 2012-03-30 Richard Guenther <rguenther@suse.de>
4630 PR tree-optimization/52754
4631 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4632 propagate arbitrary addresses into really plain dereferences.
4634 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4636 PR tree-optimization/52835
4637 * tree-data-ref.c (build_rdg): Return NULL if
4638 compute_data_dependences_for_loop failed.
4640 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4642 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4643 (stmt_can_make_abnormal_goto): Use it.
4644 (is_ctrl_altering_stmt): Likewise.
4646 2012-03-31 Martin Jambor <mjambor@suse.cz>
4648 Backported from mainline
4649 2012-03-30 Martin Jambor <mjambor@suse.cz>
4651 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4652 is a builtin_stack_save in a dominating BB.
4654 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4656 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4657 crossing 128bit lane boundary.
4659 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4661 Backported from mainline
4662 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4665 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4667 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4668 * config/i386/i386.c: Include reload.h.
4669 (ix86_legitimize_reload_address): New function.
4671 2012-03-28 Martin Jambor <mjambor@suse.cz>
4673 Backported from mainline
4674 2012-03-27 Martin Jambor <mjambor@suse.cz>
4677 * tree-sra.c (sra_modify_assign): Do not call
4678 load_assign_lhs_subreplacements when working with an unscalarizable
4681 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4684 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4685 __builtin_va_start to __builtin_next_arg if the latter is
4686 builtin_decl_explicit_p rather than when it is not.
4689 * tree-vect-generic.c (vector_element): Perform multiplication
4690 for pos in bitsizetype type instead of idx type.
4692 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4694 Backport from 2012-03-28 mainline r185910.
4697 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4698 (avr_builtin_decl): New static function.
4699 (struct avr_builtin_description, avr_bdesc): Move up.
4700 Add GTY marker. Add field fndecl. Remove redundant field id.
4701 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4702 (avr_expand_builtin): Code cleanup because .id is removed.
4704 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4707 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4710 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4712 Backport from 2012-03-28 mainline r185907.
4715 * config.gcc (tm_file): Remove avr/multilib.h.
4717 * doc/invoke.texi (AVR Options): Adjust
4718 documentation of -mtiny-stack.
4720 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4721 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4722 * config/avr/t-avr: Remove generation of multilib.h.
4723 * config/avr/t-multilib: Regenerate.
4724 * config/avr/multilib.h: Remove.
4725 * config/avr/avr.opt (-msp8): New option.
4726 (avr_sp8): New variable.
4727 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4728 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4729 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4730 (avr_device_to_sp8): New prototype.
4731 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4732 (DRIVER_SELF_SPECS): New define.
4733 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4734 __AVR_SP8__, __AVR_HAVE_SPH__.
4735 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4736 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4737 (avr_file_start): Ditto.
4739 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4742 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4743 instead of 8 in adjust_address.
4745 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4747 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4748 of a unit before computing the offset in units.
4750 2012-03-27 Richard Guenther <rguenther@suse.de>
4753 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4756 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4759 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4761 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4764 * varasm.c: Include pointer-set.h.
4765 (pending_assemble_externals_set): New pointer set.
4766 (process_pending_assemble_externals): Destroy the pointer set.
4767 (assemble_external): See if decl is in pending_assemble_externals_set,
4768 and add it to pending_assemble_externals if necessary.
4769 (init_varasm_once): Allocate pending_assemble_externals_set.
4771 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4773 Backported from mainline
4774 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4777 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4778 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4779 (vector_ltgt<mode>): Likewise.
4780 (vector_ordered<mode>): Likewise.
4781 (vector_unordered<mode>): Likewise.
4782 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4784 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4786 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4789 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4791 Backported from mainline
4792 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4796 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4797 GENERAL_REGS and FP_REGS for SImode.
4799 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4802 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4803 on any new_local_var_chain vars declared during recursing on
4804 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4806 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4808 Backport from 2012-03-22 mainline r185692.
4811 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4812 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4813 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4814 (delay_cycles_1, delay_cycles_2): Ditto.
4815 (delay_cycles_3, delay_cycles_4): Ditto.
4816 (nopv, *nopv): Ditto.
4817 (sleep, *sleep): Ditto.
4820 Backport from 2012-03-21 mainline r185605.
4822 PR rtl-optimization/52543
4824 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4825 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4826 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4827 (avr_load_libgcc_p): Restrict to __flash loads.
4828 (avr_out_lpm): Only handle 1-byte loads from __flash.
4829 (avr_load_lpm): New function.
4830 (avr_find_unused_d_reg): Remove.
4831 (avr_out_lpm_no_lpmx): Remove.
4832 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4833 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4834 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4835 (load_<mode>, load_<mode>_clobber): New insns.
4836 (mov<mode>): For multi-byte move from non-generic
4837 16-bit address spaces: Expand to load_<mode> resp.
4838 load_<mode>_clobber.
4839 (load<mode>_libgcc): Remove expander.
4840 (split-lpmx): Remove split.
4842 Backport from 2012-03-13 mainline r185329.
4845 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4846 offset (size) to a value the insns can deal with.
4847 (expand_epilogue): Ditto.
4849 Backport from 2012-03-12 mainline r185256.
4852 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4853 type from reg_class_t to enum reg_class.
4854 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4856 Backport from 2012-03-12 mainline r185253.
4859 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4860 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4861 r184615 from 2012-02-28.
4863 Backport from 2012-03-08 mainline r185105.
4865 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4866 for constants in [-63,63].
4868 Backport from 2012-03-08 mainline r185100.
4871 * config/avr/avr.c (avr_mem_clobber): New static function.
4872 (avr_expand_delay_cycles): Add memory clobber operand to
4873 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4874 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4875 (enable_interrupt, disable_interrupt): New expander.
4876 (nopv, sleep, wdr): New expanders.
4877 (delay_cycles_1): Add memory clobber.
4878 (delay_cycles_2): Add memory clobber.
4879 (delay_cycles_3): Add memory clobber.
4880 (delay_cycles_4): Add memory clobber.
4881 (cli_sei): New insn from former "enable_interrupt",
4882 "disable_interrupt" with memory clobber.
4883 (*wdt): New insn from former "wdt" with memory clobber.
4884 (*nopv): Similar, but for "nopv".
4885 (*sleep): Similar, but for "sleep".
4887 Backport from 2012-03-07 mainline r185043.
4890 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4892 Backport from 2012-03-07 mainline r185032.
4895 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4896 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4897 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4899 Backport from 2012-03-07 mainline r185031.
4902 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4904 * config/avr/avr.md (xload_8): Adjust insn length.
4906 Backport from 2012-03-07 mainline r185030.
4909 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4910 if RAMPZ affects reading from RAM.
4912 Backport from 2012-03-05 mainline r184919.
4914 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4916 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4918 Backport from mainline r185259.
4921 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4922 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4924 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4926 Backported from mainline
4927 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4930 * c-parser.c (c_parser_postfix_expression)
4931 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4933 * config/i386/smmintrin.h: Avoid /* within a comment.
4934 * config/i386/nmmintrin.h: Likewise.
4936 2012-03-22 Richard Guenther <rguenther@suse.de>
4938 * BASE-VER: Set to 4.7.1.
4939 * DEV-PHASE: Set to prerelease.
4941 2012-03-22 Release Manager
4943 * GCC 4.7.0 released.
4945 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4947 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4949 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4950 Andrew Pinski <apinski@cavium.com>
4953 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4954 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4955 calls instead of __builtin_ir{int,ound}*.
4957 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4960 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4963 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4965 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4966 Refer to GCC 4.7 version of c99status.html.
4968 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4970 Backport from mainline
4971 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4973 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4974 redefine to be NULL if the current bit-size is different from the
4975 configured bit-size.
4977 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4978 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4979 set the default tuning. Add asserts to make sure the cpu and tune
4980 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4981 test whether the index is set, instead of > 0.
4982 (rs6000_file_start): Do not reset the default cpu if the current
4983 bit-size is different from the configured bit-size.
4985 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4987 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4989 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4990 Update binutils references.
4991 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4992 Update binutils reference.
4993 Update Sun as/GNU ld caveat.
4994 Document binutils largefile requirement for LTO plugin.
4995 Remove reference to alternate libpthread.
4997 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4999 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
5001 (Specific, mips-sgi-irix6): Likewise.
5003 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5005 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
5006 * configure: Regenerate.
5008 2012-03-07 Richard Henderson <rth@redhat.com>
5010 * config/m68k/m68k.h (ISA_HAS_TAS): New.
5011 * config/m68k/sync.md (atomic_test_and_set): Use it.
5012 (atomic_test_and_set_1): Likewise.
5014 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5017 * Makefile.in: Let install-gcc-ar depend on installdirs,
5018 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5019 Don't double canonicalize if cross-compiling.
5021 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5023 * trans-mem.c: New typedef for tm_region_p.
5024 Define vector types for tm_region_p.
5025 (tm_region_init): Replace region_worklist to a vector called
5028 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5031 * trans-mem.c (tm_region_init): Use last_basic_block.
5033 2012-03-05 Richard Henderson <rth@redhat.com>
5036 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5037 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5038 BIGGEST_ALIGNMENT is aligned.
5040 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5042 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5044 2012-03-05 Richard Henderson <rth@redhat.com>
5047 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5048 instead of calling negqi2 directly.
5050 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5052 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5053 (INTMAX_TYPE): Use it.
5054 (UINTMAX_TYPE): Likewise.
5055 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5056 (irix6_c_common_override_options): Declare.
5057 (C_COMMON_OVERRIDE_OPTIONS): Define.
5058 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
5059 * config/mips/irix6-c.c: New file.
5060 * config/mips/t-irix6 (irix6-c.o): New target.
5061 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
5064 2012-03-02 Richard Henderson <rth@redhat.com>
5066 * optabs.c (expand_atomic_test_and_set): Honor
5067 atomic_test_and_set_trueval even when atomic_test_and_set
5068 optab is not in use.
5070 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5072 Backport from mainline
5073 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5075 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5077 2012-03-02 Richard Guenther <rguenther@suse.de>
5079 * DEV-PHASE: Set to prerelease.
5081 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5083 * config.gcc (obsolete): Add all ARM targets using the FPA.
5084 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5085 * doc/install.texi: Avoid references to obsolete ARM ports.
5087 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5089 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5091 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5092 Joern Rennecke <joern.rennecke@embecosm.com>
5094 * doc/extend.texi: Expand and update information on interrupt
5095 attribute for Epiphany.
5097 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5099 * config/sh/sh-protos.h: Update copyright notice dates.
5100 * config/sh/sh.h: Likewise.
5101 * config/sh/sh.md: Likewise.
5102 * config/sh/constraints.md: Likewise.
5103 * config/sh/predicates.md: Likewise.
5105 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5107 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5108 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5110 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5112 * config/sh/constraints.md: Fix comment typo.
5114 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5117 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5118 unsigned HOST_WIDE_INT.
5119 (zvdep_imm64): Likewise.
5120 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5121 (vdepi_and): Likewise.
5122 Likewise for unamed 64-bit patterns.
5123 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5125 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5128 PR rtl-optimization/52417
5129 * cselib.c (cselib_any_perm_equivs): New variable.
5130 (cselib_reset_table): Check that it's not set when not
5131 preserving constants.
5132 (cselib_add_permanent_equiv): Set it.
5133 (cselib_have_permanent_equivalences): New.
5134 (cselib_init, cselib_finish): Reset it.
5135 * cselib.h (cselib_have_permanent_equivalences): Declare.
5136 * alias.c (get_addr): Restore earlier behavior when there
5137 aren't permanent equivalences.
5139 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5141 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5142 * config/v850/v850-modes.def: Fix copyright notice.
5144 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5146 * doc/extend.texi (AVR Built-in Functions): Document
5147 __builtin_avr_flash_segment.
5149 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5150 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5151 (*split.flash_segment): New insn-and-split.
5152 * config/avr/avr.c (avr_init_builtins): Add local variables:
5153 const_memx_void_node, const_memx_ptr_type_node,
5154 char_ftype_const_memx_ptr.
5156 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5158 PR tree-optimization/52445
5159 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5160 add ssa_name_ver, offset and size fields and change store field
5162 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5163 (add_or_mark_expr): Likewise. Only consider previous stores
5164 with the same size and offset.
5165 (nt_init_block): Only look at gimple_assign_single_p stmts,
5166 doesn't look at rhs2.
5168 2012-03-01 Richard Guenther <rguenther@suse.de>
5171 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5172 conversions from integral types to pointer types.
5174 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5176 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5177 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5178 unintentionally removed in r184616.
5180 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5182 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5185 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5186 Uros Bizjak <ubizjak@gmail.com>
5189 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5190 alternatives, add "e" constraint to the new last alternative
5191 and ! to last 3 alternatives.
5193 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5195 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5196 DW_AT_artificial attributes at the end of the processing.
5197 (gen_array_type_die): Likewise.
5198 (gen_enumeration_type_die): Likewise.
5199 (gen_struct_or_union_type_die): Likewise.
5200 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5203 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5206 * expr.c (expand_assignment): If doing misaligned store that doesn't
5207 cover all mode bits, perform a RMW cycle.
5209 PR tree-optimization/52429
5210 * tree-parloops.c (separate_decls_in_region_debug): Return early
5211 if var is LABEL_DECL.
5213 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5215 PR tree-optimization/52424
5216 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5217 calling dom_thread_across_edge.
5219 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5221 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5223 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5225 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5226 * config/avr/avr.c (avr_output_bld): Remove unused function.
5227 (avr_out_sbxx_branch): Use "%T" to print bit position.
5229 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5231 * config/avr/avr.md: Untabify.
5233 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5235 * config/avr/avr.md (eqne): New code iterator.
5236 (*dec-and-branchsi): Use it in text peephole's condition.
5237 (*dec-and-branchhi): Ditto.
5238 (*dec-and-branchqi): Ditto.
5240 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5243 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5244 the device does not have the skip-bug.
5246 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5248 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5249 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5250 -mpretend-cmove): New.
5252 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5255 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5256 doesn't count DEBUG_INSN refs.
5257 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5258 for DEBUG_INSN refs.
5260 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5264 2012-02-20 Richard Guenther <rguenther@suse.de>
5265 PR tree-optimization/52298
5266 * tree-vect-stmts.c (vectorizable_load): Properly use
5267 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5270 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5273 * gimple.h (gimple_in_transaction): New.
5274 (gimple_set_in_transaction): New.
5275 (struct gimple_statement_base): Add in_transaction field.
5276 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5278 (tree_ssa_lim_initialize): Compute transaction bits.
5279 * tree.h (compute_transaction_bits): Protoize.
5280 * trans-mem.c (tm_region_init): Use the heap to store BB
5282 (compute_transaction_bits): New.
5284 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5286 * gcc.c (display_help): Document --help=common and sort entries
5289 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5291 * doc/install.texi: Document check-$LANG specific shortcuts
5293 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5296 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5298 * config/arm/arm_neon.h: Regenerate.
5299 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5300 (neon_vcgeu): New insn.
5301 (neon_vcgtu): Likewise.
5302 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5303 (ops): Unsigned comparison intrinsics call a different
5306 2012-02-28 Richard Guenther <rguenther@suse.de>
5309 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5310 ordering for the VEC_CONCAT for two element vectors for
5311 V2SFmode, V2SImode and V2DImode.
5313 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5316 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5317 detecting big-endian triplets.
5319 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5321 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5322 mode if there is no type information available.
5324 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5326 PR tree-optimization/53207
5327 * doc/invoke.texi: Document as experimental and relying on graphite.
5329 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5331 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5332 of initializer to changes from r184614.
5334 2012-02-28 Richard Guenther <rguenther@suse.de>
5336 PR tree-optimization/52395
5337 * tree-sra.c (build_ref_for_offset): Also look at the base
5338 TYPE_ALIGN when figuring out the alignment of the replacement.
5340 2012-02-28 Richard Guenther <rguenther@suse.de>
5342 PR tree-optimization/52402
5343 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5344 mis-aligned types when creating the accesses at the call site.
5346 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5348 * config/avr/builtins.def: New file.
5349 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5350 * config/avr/avr.c (enum avr_builtin_id): Use it.
5351 (avr_init_builtins): Use it. And use avr_bdesc.
5352 (bdesc_1arg): Remove.
5353 (bdesc_2arg): Remove.
5354 (bdesc_3arg): Remove.
5355 (struct avr_builtin_description): Add field n_args.
5356 (avr_bdesc): New static variable using builtins.def.
5357 (avr_expand_builtin): Use it.
5358 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5359 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5360 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5362 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5365 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5366 match only one single hard register with respective hard reg rtx.
5367 (movmemx_<mode>): Ditto.
5368 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5369 insn anatomy of movmem[x]_<mode>.
5370 (avr_out_movmem): Same for printing assembler and operand usage.
5372 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5376 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5377 address spaces located outside of device flash.
5379 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5380 (mcu_type_s): Add field n_flash.
5381 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5382 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5383 (AVR_MCU): Add N_FLASH argument.
5384 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5385 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5386 macro __FLASH<n> if that address space makes sense for the device.
5387 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5388 outside of target flash.
5389 (avr_asm_named_section): Ditto.
5390 (avr_asm_select_section): Ditto.
5391 (avr_addr_space_convert): Ditto.
5392 (avr_emit_movmemhi): Ditto.
5393 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5394 address space is outside of device flash.
5395 (avr_insert_attributes): Ditto.
5396 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5397 avr_current_arch->n_segments.
5399 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5402 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5404 (*movabs<mode>_2): Likewise.
5406 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5409 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5410 s_register_operand in the test instead of REG_P. Don't call
5411 gen_reg_rtx if it won't be used.
5413 PR tree-optimization/52376
5414 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5416 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5418 * ifcvt.c (noce_get_condition): Check condition variable is not
5419 small_register_classes_for_mode_p before accepting.
5421 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5423 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5425 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5428 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5429 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5431 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5433 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5435 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5437 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5439 * config/sh/predicates.md: Remove blank lines.
5440 * config/sh/sh.c: Fix typos in comments.
5441 * config/sh/constraints.md: Likewise.
5442 * config/sh/sh.md: Remove blank lines.
5443 Fix typos in comments. Use ;; as comment characters.
5445 2012-02-26 Walter Lee <walt@tilera.com>
5447 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5448 (replace_mov_pcrel_step2): Ditto.
5450 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5453 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5454 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5455 and locs that reference values newer than the non-canonical value
5456 at hand. Return the canonical value as a worst case.
5457 (memrefs_conflict_p): Walk canonical value's locs.
5460 * cselib.c (preserve_only_constants): Rename to...
5461 (preserve_constants_and_equivs): ... this. Split out...
5462 (invariant_or_equiv_p): ... this. Preserve plus expressions
5463 of other preserved expressions too.
5464 (cselib_reset_table): Adjust.
5465 * var-tracking.c (reverse_op): Use canonical value to build
5468 2012-02-23 Kai Tietz <ktietz@redhat.com>
5470 * config/i386/i386.c (ix86_delegitimize_address): Handle
5471 UNSPEC_PCREL plus displacement.
5473 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5476 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5477 to test for unusedness in st X addressing.
5479 2012-02-24 Richard Guenther <rguenther@suse.de>
5482 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5483 (is_gimple_reg_type): Move inline ...
5484 * gimple.h (is_gimple_reg_type): ... here.
5486 2012-02-24 Richard Guenther <rguenther@suse.de>
5489 * passes.c (execute_function_todo): When verifying SSA form
5490 verify gimple form first.
5491 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5493 2012-02-24 Richard Guenther <rguenther@suse.de>
5496 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5497 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5499 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5501 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5503 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5505 * tree-phinodes.c (make_phi_node): Mark static.
5506 * tree-flow.h (make_phi_node): Remove extern decl.
5507 * doc/gimple.texi (make_phi_node): Remove documentation.
5509 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5511 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5512 * tree-ssa-sccvn.c (print_scc): Ditto.
5514 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5516 * doc/passes.texi (Full redundancy elimination): Fix typo.
5518 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5520 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5522 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5525 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5527 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5530 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5532 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5534 * config/avr/avr.md (code_stdname): Add ior, xor.
5535 (xior): New code iterator.
5536 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5537 (*<code_stdname><mode>qi.byte1-3): Ditto.
5539 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5541 PR tree-optimization/52019
5542 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5545 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5547 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5548 HAVE_INITFINI_ARRAY to work around namespace pollution in
5549 certain versions of newlib system headers.
5550 * config.in: Regenerate.
5551 * configure: Regenerate.
5552 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5553 instead of HAVE_INITFINI_ARRAY.
5555 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5558 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5559 is not offsettable memory reference.
5561 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5564 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5565 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5567 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5569 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5570 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5572 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5574 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5575 library on Solaris 8 even without TLS support.
5576 * configure: Regenerate.
5578 2012-02-22 Richard Guenther <rguenther@suse.de>
5581 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5582 for GIMPLE_DEBUG stmts.
5584 2012-02-22 Martin Jambor <mjambor@suse.cz>
5587 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5588 according to the base object.
5590 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5592 PR rtl-optimization/50063
5593 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5594 and 2 (8-bit SP) in operand 2.
5595 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5596 setup to use movhi_sp_r instead of vanilla move to write SP.
5597 Adjust REG_CFA notes to superseed unspec.
5598 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5600 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5601 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5602 irq_state 1 (IRQ known to be on) here.
5604 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5606 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5608 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5609 assign_hard_reg): Likewise.
5611 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5613 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5615 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5618 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5619 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5621 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5623 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5624 prototype from here to...
5625 * config/avr/avr.h: ...here.
5627 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5630 * thumb2.md (thumb2_shiftsi3_short): Split register and
5631 immediate shifts. For register shifts tie operands 0 and 1.
5632 (peephole2 for above): Check that register-controlled shifts
5633 have suitably tied operands.
5635 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5638 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5639 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5640 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5641 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5642 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5643 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5644 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5645 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5646 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5647 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5648 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5649 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5650 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5651 bdver1_ssevector_avx256_unaligned_load,
5652 bdver1_ssevector_sse128_unaligned_load,
5653 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5654 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5655 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5656 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5657 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5658 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5659 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5660 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5661 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5662 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5663 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5664 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5665 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5666 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5667 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5668 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5669 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5670 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5671 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5672 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5673 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5674 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5675 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5676 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5677 bdver1_ssediv_double_load, bdver1_ssediv_double,
5678 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5679 Add "bdver2" attribute.
5681 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5683 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5684 default if possible and not specified otherwise.
5686 2012-02-21 Richard Guenther <rguenther@suse.de>
5689 * gimplify.c (create_tmp_from_val): Use the main variant type
5690 for the type of the temporary we create.
5692 2012-02-21 Richard Guenther <rguenther@suse.de>
5694 PR tree-optimization/52324
5695 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5696 do not gimplify a MEM_REF address operand if it is already
5699 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5701 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5702 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5704 2012-02-21 Richard Guenther <rguenther@suse.de>
5706 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5707 nested_in_vect_loop.
5709 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5711 PR tree-optimization/52318
5712 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5713 vdef also to non-pure/const call stmts in the sequence.
5715 2012-02-20 David S. Miller <davem@davemloft.net>
5717 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5718 don't use the "rd %pc" instruction on v9 for PIC register loads.
5720 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5723 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5724 in a transaction safe function.
5726 2012-02-20 Kai Tietz <ktietz@redhat.com>
5729 * stor-layout.c (place_field): Handle desired_align for
5732 2012-02-20 Richard Guenther <rguenther@suse.de>
5734 PR tree-optimization/52298
5735 * tree-vect-stmts.c (vectorizable_store): Properly use
5736 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5738 (vectorizable_load): Likewise.
5739 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5740 Access DR_STEP after ensuring it is not NULL.
5742 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5744 PR tree-optimization/52286
5745 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5746 optimization use double_int_to_tree instead of build_int_cst_wide,
5747 rewrite to use double_int vars.
5749 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5752 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5754 Remove -e 0 from $gcc_cv_ld invocation.
5755 Only use __GLIBC_PREREQ if defined.
5756 Enable on Solaris since Solaris 8 patch.
5757 (gcc_SUN_LD_VERSION): New macro.
5758 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5759 gcc_SUN_LD_VERSION for version number format.
5760 * configure: Regenerate.
5761 * varasm.c (get_elf_initfini_array_priority_section): Set
5762 SECTION_NOTYPE for non-default priority.
5763 Use get_section instead of get_unnamed_section to emit
5764 .init_array/.fini_array with default priority.
5766 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5768 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5769 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5770 (mips_start_unique_function, mips_output_mips16_rdhwr)
5771 (mips_code_end): New functions.
5772 (TARGET_ASM_CODE_END): Define.
5774 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5776 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5777 to stubs with non-sibling calls.
5779 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5781 * doc/invoke.texi (-fira-* options): Copy-edit.
5782 (ira-* parameters): Copy-edit.
5784 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5786 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5787 GCC coding conventions.
5789 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5791 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5792 when used as adjectives.
5794 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5796 * doc/invoke.texi: Clean up "that"/"which" confusion.
5798 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5800 * system.h: Poison SMALL_REGISTER_CLASSES
5801 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5802 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5804 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5806 PR tree-optimization/52285
5807 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5808 when deciding if a call is a tail call or tail recursion.
5810 2012-02-16 Kai Tietz <ktietz@redhat.com>
5812 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5813 interger-constant displacement for UNSPEC_PCREL.
5815 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5817 PR rtl-optimization/52208
5818 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5819 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5821 PR tree-optimization/52255
5822 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5823 loop->header has virtual PHI, but exit_e->dest doesn't, add
5824 virtual PHI to exit_e->dest and adjust all uses after the loop.
5827 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5828 children with clone_tree_hash, not after it.
5830 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5832 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5833 extended identifiers.
5835 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5838 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5839 a same_body_alias, also test whether e->callee isn't a former
5840 or current clone of the decl this is a same body alias of.
5842 PR translation/52264
5843 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5845 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5847 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5849 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5852 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5853 force_reg instead of copy_to_reg for better optimization. Force
5854 non-register or memory operands into a register.
5856 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5858 * extend.texi: Reserve upper bits of memory model for future use.
5860 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5861 Anatoly Sokolov <aesok@post.ru>
5862 Eric Weddington <eric.weddington@atmel.com>
5865 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5866 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5867 Rewrite initializers for .macro.
5868 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5869 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5870 atxmega32d4, atxmega32x1.
5871 avrxmega4: atxmega64a3, atxmega64d3.
5872 avrxmega5: atxmega64a1, atxmega64a1u.
5873 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5874 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5875 avrxmega7: atxmega128a1, atxmega128a1u.
5876 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5877 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5878 (struct base_arch_s): Rename reserved to xmega_p.
5879 Rename reserved2 to have_rampd.
5880 (AVR_XMEGA): New define.
5881 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5882 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5883 * config/avr/predicates.md (io_address_operand): Take into
5885 (low_io_address_operand): Ditto.
5886 (high_io_address_operand): Ditto.
5887 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5888 (enabled, movhi_sp_r): Use them.
5889 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5890 cpp_define_formatted to built-in define __AVR_ARCH__.
5891 (__AVR_XMEGA__): New built-in define.
5892 (__AVR_HAVE_RAMPD__): New built-in define.
5893 (__AVR_HAVE_RAMPX__): New built-in define.
5894 (__AVR_HAVE_RAMPY__): New built-in define.
5895 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5897 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5898 (avr_option_override): Initialize them.
5899 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5900 (avr_init_expanders): Initialize them. No more block several calls.
5901 (emit_push_sfr): New static function.
5902 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5904 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5905 (avr_print_operand): Print addreeses as symbols for
5906 RAMPX, RAMPY, RAMPD, CCP.
5907 (output_movhi): Handle AVR_XMEGA when writing to SP.
5908 (avr_out_movhi_mr_r_xmega): New static function.
5909 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5910 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5911 __RAMPD__, __CCP__ as needed.
5913 * config/avr/multilib.h: Regenerate.
5914 * config/avr/t-multilib: Regenerate.
5915 * config/avr/avr-tables.opt: Regenerate.
5917 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5919 PR tree-optimization/50561
5920 * graphite-flattening.c (lst_project_loop): Do not
5921 remove old scattering dimensions after flattening.
5922 (lst_do_flatten): Likewise.
5924 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5926 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5927 __builtin_avr_map8, __builtin_avr_map16.
5928 Document __builtin_avr_insert_bits.
5930 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5931 (insert_bits): New insn.
5932 (adjust_len.map_bits): Rename to insert_bits.
5933 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5934 * avr-protos.h (avr_out_map_bits): Remove.
5935 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5936 * config/avr/constraints.md (Cxf,C0f): New.
5937 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5938 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5939 New built-in define __BUILTIN_AVR_INSERT_BITS.
5940 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5941 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5942 (avr_move_bits): Rewrite.
5943 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5945 (avr_map_op_t): New typedef.
5946 (avr_map_op): New static variable.
5947 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5948 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5949 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5950 (bdesc_3arg, avr_expand_triop_builtin): New.
5951 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5952 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5953 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5954 (avr_map_equal_p, avr_map_sig_p): Remove.
5955 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5956 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5957 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5958 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5959 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5960 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5962 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5964 * config/c6x/c6x.md (reserve_cycles): New attribute.
5965 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5966 don't reserve functional units after the branch occurs.
5968 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5971 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5972 functions into non-tm_pure functions.
5974 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5977 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5978 (iterative_hash_canonical_type): Likewise.
5979 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5982 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5984 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5985 sched-group insn, it either remains alone or the entire list is pruned.
5987 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5989 * doc/install.texi (Prerequisites): Fix grammar.
5990 (Configuration): Likewise.
5992 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5994 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5995 MPC as part of GCC before describing configuring with --with-gmp etc.
5996 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5997 sources are present.
5999 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6002 * dwarf2out.c (clone_tree_hash): New function.
6003 (copy_decls_walk): Use it instead of clone_tree.
6005 2012-02-14 Richard Guenther <rguenther@suse.de>
6007 PR tree-optimization/52244
6008 PR tree-optimization/51528
6009 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6010 replacements for integral types.
6012 2012-02-14 Walter Lee <walt@tilera.com>
6014 * config.gcc: Handle tilegx and tilepro.
6015 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6017 Add HAVE_AS_TLS check for tilegx and tilepro.
6018 * configure: Regenerate.
6019 * doc/contrib.texi: Add Mat Hostetter and self.
6020 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6021 Document instruction intrinsics and network accessing intrinsics.
6022 (TILEPro Built-in Functions): New node. Document instruction
6023 intrinsics and network accessing intrinsics.
6024 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6025 (Specific, tilepro-*-linux*): Likewise.
6026 * doc/invoke.texi (TILE-Gx Options): New section.
6027 (TILEPro Options): New section.
6028 * doc/md.texi (TILE-Gx): New section.
6029 (TILEPro): New section.
6030 * common/config/tilegx/tilegx-common.c: New file.
6031 * common/config/tilepro/tilepro-common.c: New file.
6032 * config/tilegx/constraints.md: New file.
6033 * config/tilegx/linux.h: New file.
6034 * config/tilegx/mul-tables.c: New file.
6035 * config/tilegx/predicates.md: New file.
6036 * config/tilegx/sync.md: New file.
6037 * config/tilegx/t-tilegx: New file.
6038 * config/tilegx/tilegx-builtins.h: New file.
6039 * config/tilegx/tilegx-c.c: New file.
6040 * config/tilegx/tilegx-generic.md: New file.
6041 * config/tilegx/tilegx-modes.def: New file.
6042 * config/tilegx/tilegx-multiply.h: New file.
6043 * config/tilegx/tilegx-protos.h: New file.
6044 * config/tilegx/tilegx.c: New file.
6045 * config/tilegx/tilegx.h: New file.
6046 * config/tilegx/tilegx.md: New file.
6047 * config/tilegx/tilegx.opt: New file.
6048 * config/tilepro/constraints.md: New file.
6049 * config/tilepro/gen-mul-tables.cc: New file.
6050 * config/tilepro/linux.h: New file.
6051 * config/tilepro/mul-tables.c: New file.
6052 * config/tilepro/predicates.md: New file.
6053 * config/tilepro/t-tilepro: New file.
6054 * config/tilepro/tilepro-builtins.h: New file.
6055 * config/tilepro/tilepro-c.c: New file.
6056 * config/tilepro/tilepro-generic.md: New file.
6057 * config/tilepro/tilepro-modes.def: New file.
6058 * config/tilepro/tilepro-multiply.h: New file.
6059 * config/tilepro/tilepro-protos.h: New file.
6060 * config/tilepro/tilepro.c: New file.
6061 * config/tilepro/tilepro.h: New file.
6062 * config/tilepro/tilepro.md: New file.
6063 * config/tilepro/tilepro.opt: New file.
6065 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6067 PR tree-optimization/52210
6068 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6069 vect_model_simple_cost with two entry vect_def_type array instead
6070 of an address of dt.
6072 2012-02-14 Richard Guenther <rguenther@suse.de>
6075 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6076 Do not stream DECL_QUALIFIER.
6077 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6078 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6079 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6081 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6084 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6087 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6090 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6091 * cselib.c (cselib_subst_to_values_from_insn): New function.
6092 * sched-deps.c (add_insn_mem_dependence,
6093 sched_analyze_1, sched_analyze_2): Use it.
6095 2012-02-13 Jan Hubicka <jh@suse.cz>
6098 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6100 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6102 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6103 (GTM_SELF_SPECS): Define if not already defined.
6104 (driver_self_specs): Add GTM_SELF_SPECS.
6105 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6106 (GTM_SELF_SPECS): Define.
6107 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6108 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6110 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6112 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6115 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6118 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6119 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6121 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6124 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6126 2012-02-13 Richard Guenther <rguenther@suse.de>
6128 PR translation/52211
6129 * passes.c (enable_disable_pass): Fix typo.
6131 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6134 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6135 XOR for reduce_bit_field if type is unsigned.
6137 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6139 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6140 disallow changes from SFmode to mode with different size in FP regs.
6142 2012-02-12 Robert Millan <rmh@gnu.org>
6143 Gerald Pfeifer <gerald@pfeifer.com>
6145 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6148 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6150 PR rtl-optimization/52175
6151 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6152 to frame-related instructions.
6154 2012-02-10 Jason Merrill <jason@redhat.com>
6157 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6158 (demangle_new_symbols): Fill it.
6159 (scan_linker_output): Walk it.
6160 (start_tweaking): Split out from scan_linker_output.
6161 (maybe_tweak): Update sym->chosen.
6162 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6164 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6167 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6169 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6171 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6172 having the same mode as previous compare.
6174 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6176 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6177 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6178 (nonlocal_goto_internal): Likewise.
6179 (nonlocal_goto): Emit a use and an indirect jump directly.
6181 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6184 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6185 __atomic_{is,always}_lock_free.
6187 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6190 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6191 negative constant address for x32.
6193 2012-02-10 Richard Henderson <rth@redhat.com>
6195 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6196 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6197 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6199 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6200 Ira Rosen <irar@il.ibm.com>
6202 PR tree-optimization/50031
6203 * targhooks.c (default_builtin_vectorization_cost): Handle
6205 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6206 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6207 all types of reduction and pattern statements.
6208 (vect_estimate_min_profitable_iters): Likewise.
6209 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6210 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6211 for explicit realigns.
6212 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6213 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6215 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6216 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6217 vec_perm for VSX and handle vec_promote_demote.
6219 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6222 * builtins.c (fold_builtin_atomic_always_lock_free,
6223 expand_builtin_atomic_always_lock_free,
6224 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6225 Return and/or test boolean_true_node/boolean_false_node instead of
6226 integer_one_node/integer_zero_node.
6228 2012-02-10 Jan Hubicka <jh@suse.cz>
6231 * predict.c (predict_paths_for_bb): Prevent looping.
6232 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6234 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6236 * config/arm/arm.c (output_move_double): In one case properly
6237 count number of instructions that will be emitted.
6239 2012-02-10 Richard Guenther <rguenther@suse.de>
6241 PR translation/52193
6242 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6244 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6247 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6249 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6252 * var-tracking.c (emit_note_insn_var_location): If
6253 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6254 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6255 non-NOTE_DURING_CALL_P insn.
6257 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6260 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6262 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6265 * gcc.c (switch_matches) Support switches with separated form,
6268 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6270 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6272 (RAMPZ_ADDR): Ditto.
6273 * config/avr/avr.c (avr_addr_t): New typedef.
6274 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6275 (avr_init_expanders): Initialize it.
6276 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6278 (expand_epilogue): Ditto.
6279 (avr_print_operand): Ditto.
6280 (avr_file_start): Ditto.
6281 (avr_emit_movmemhi): Ditto.
6283 2012-02-08 Richard Guenther <rguenther@suse.de>
6285 PR tree-optimization/46886
6286 * tree-flow.h (do_while_loop_p): Declare.
6287 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6288 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6290 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6292 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6293 always succeed for integers larger than a native word.
6295 2012-02-08 Richard Guenther <rguenther@suse.de>
6297 PR rtl-optimization/52170
6298 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6299 properly handle integer vector modes.
6301 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6303 PR gcov-profile/52150
6304 * coverage.c: Include target.h.
6305 (build_var): Call targetm.strip_name_encoding on the assembler name.
6306 Change one _ into . or $ if the target allows it.
6307 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6309 PR rtl-optimization/52139
6310 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6311 is a BARRIER after emit_insn_after_noloc, move BB_END
6312 to the last non-BARRIER insn before it.
6314 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6317 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6318 (mips_gimplify_va_arg_expr): Call it instead of
6319 std_gimplify_va_arg_expr.
6321 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6323 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6324 message for -mno-pointers-to-nested-function.
6326 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6329 * expr.c (get_inner_reference): If there is an offset, add a negative
6330 bit position to it (if any).
6332 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6334 PR rtl-optimization/52060
6335 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6336 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6337 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6338 and/or i0src_copy2 when needed.
6340 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6342 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6343 or LTOPLUGINSONAME if have_c.
6345 * config/freebsd-spec.h: Add comment about what macros can be defined
6347 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6348 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6351 2012-02-07 Richard Guenther <rguenther@suse.de>
6353 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6354 newline in -alias dumps.
6356 2012-02-07 Kai Tietz <ktietz@redhat.com>
6357 Dave Korn <dave.korn.cygwin@gmail.com>
6360 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6361 Take care that typinfo gets dllexport-attribute.
6363 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6366 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6367 if modifier < EXPAND_SUM call force_operand on the result.
6369 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6371 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6372 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6374 (epiphany_function_type): Replace types for specific interrupts with
6375 EPIPHANY_FUNCTION_INTERRUPT.
6376 (EPIPHANY_INTERRUPT_P): Update.
6377 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6378 New static function.
6379 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6380 <disinterrupt>: Affects type identity.
6381 (epiphany_handle_interrupt_attribute): Handle variable number of
6383 (epiphany_compute_function_type): Update for new
6384 epiphany_function_type definition.
6385 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6386 handlers with a longcall forwarder.
6387 (epiphany_start_function): Handle multiple interrupt arguments and/or
6388 forwarder_section attribute.
6390 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6393 2012-02-07 Alan Modra <amodra@gmail.com>
6396 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6399 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6401 PR tree-optimization/50969
6402 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6403 use vec_perm rather than vector_stmt.
6404 (vect_model_load_cost): Likewise.
6405 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6406 vec_perm to be the same as other vector statements.
6407 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6408 cost of vec_perm for TARGET_VSX.
6410 2012-02-06 Richard Guenther <rguenther@suse.de>
6412 PR tree-optimization/52115
6413 * tree-sra.c (access_has_replacements_p): New function.
6414 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6416 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6419 * trans-mem.c (expand_call_tm): Add an assertion.
6420 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6423 2012-02-06 Richard Guenther <rguenther@suse.de>
6425 PR tree-optimization/50955
6426 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6427 raise cost of expressions that replace an address with an
6428 expression based on a different pointer.
6430 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6433 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6434 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6436 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6439 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6440 -Weffc++ and specify guidelines come from second edition.
6442 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6444 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6445 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6446 (call_direct_split, call_value_split, call_value_internal_direct)
6447 (call_value_direct_split, call_value_multiple_split): Use jal and
6448 jal_macro attributes.
6450 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6452 * reload1.c (reload_regs_reach_end_p): Replace with...
6453 (reload_reg_rtx_reaches_end_p): ...this function.
6454 (new_spill_reg_store): Update commentary.
6455 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6456 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6457 before setting new_spill_reg_store.
6458 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6459 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6460 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6461 for non-spill reload registers.
6463 2012-02-05 Ira Rosen <irar@il.ibm.com>
6465 PR tree-optimization/52091
6466 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6467 (vect_is_simple_use_1): Likewise.
6468 * tree-vect-loop.c (vectorizable_reduction): Update calls
6469 to vect_is_simple_use_1 and vect_is_simple_use.
6470 (vectorizable_live_operation): Likewise.
6471 * tree-vect-patterns.c (widened_name_p,
6472 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6473 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6474 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6475 vectorizable_shift,vectorizable_operation, vectorizable_store,
6476 vectorizable_load): Likewise.
6477 (vect_is_simple_cond): Add an argument, pass it to
6478 vect_is_simple_use_1.
6479 (vectorizable_condition): Update calls to vect_is_simple_cond,
6481 (vect_is_simple_use): Add an argument, the statement in which
6482 OPERAND is used. Check that if OPERAND's def stmt is a double
6483 reduction phi node, the use is a phi node too.
6484 (vect_is_simple_use_1): Add an argument, pass it to
6486 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6487 to vect_is_simple_use.
6489 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6491 PR rtl-optimization/52095
6492 * modulo-sched.c (dump_insn_locator): New function.
6493 (loop_canon_p, sms_schedule): Use it.
6495 PR rtl-optimization/52113
6496 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6497 even for decomposable shift/zext insns.
6499 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6500 Zdenek Dvorak <ook@ucw.cz>
6502 PR rtl-optimization/52092
6503 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6504 on get_iv_value result.
6506 2012-02-02 Andrew Pinski <apinski@cavium.com>
6510 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6512 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6515 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6517 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6519 PR rtl-optimization/49800
6520 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6521 (sched_finish): Call regstat_free_n_sets_and_refs.
6523 2012-02-02 Jia Liu <proljc@gmail.com>
6525 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6528 2012-02-02 Jan Hubicka <jh@suse.cz>
6529 Tom de Vries <tom@codesourcery.com>
6532 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6533 * varpool.c (varpool_analyze_pending_decls): Likewise.
6535 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6536 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6538 * config.gcc: Add cr16-* support.
6540 * doc/extend.texi: Document cr16 extensions.
6541 * doc/install.texi: Document cr16 install.
6542 * doc/invoke.texi: Document cr16 options.
6543 * doc/md.texi: Document cr16 constraints.
6545 * common/config/cr16/cr16-common.c: New file.
6546 * config/cr16/cr16.c: New file.
6547 * config/cr16/cr16.h: New file.
6548 * config/cr16/cr16.md: New file.
6549 * config/cr16/cr16.opt: New file.
6550 * config/cr16/cr16-protos.h: New file.
6551 * config/cr16/predicates.md: New file.
6552 * config/cr16/constraints.md: New file.
6553 * config/cr16/t-cr16: New file.
6555 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6558 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6559 that operands[2] is either immediate, or q_regs_operand.
6561 PR tree-optimization/52073
6562 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6563 a pattern stmt for pattern uses, ignore uses outside of the loop.
6565 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6567 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6568 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6569 (OUT_AS1, OUT_AS2): Remove.
6571 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6573 PR rtl-optimization/51374
6574 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6575 to cross other volatile_refs_p insns.
6577 2012-02-01 Richard Guenther <rguenther@suse.de>
6579 * doc/invoke.texi (fno-inline): Clarify documentation.
6580 (finline-small-functions): Likewise.
6581 (finline-functions): Likewise.
6582 * common.opt (finline): Adjust comment and documentation.
6583 (finline-small-functions): Clarify documentation.
6584 (finline-functions): Likewise.
6585 (finline-functions-called-once): Likewise.
6587 2012-02-01 Tristan Gingold <gingold@adacore.com>
6589 * c-typeck.c (composite_type): Keep mode for pointers.
6591 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6593 * function.h (regno_reg_rtx): Adjust comment.
6594 * reginfo.c (init_reg_modes_target): Only use the previous mode
6595 if it fits within one register. Remove MIPS comment.
6597 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6600 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6602 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6604 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6605 to srak instruction.
6607 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6609 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6611 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6616 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6618 2012-01-31 Richard Guenther <rguenther@suse.de>
6620 PR tree-optimization/51528
6621 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6624 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6629 * ree.c (add_removable_extension): Change def_map argument
6630 to unsigned *, store in def_map 1 + offset into *insn_list vector
6631 instead of pointers into the vector.
6632 (find_removable_extensions): Adjust caller.
6634 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6636 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6637 Transform all "* quoted-c-code" to { c-code }.
6638 Remove redundant test for "optimize" in combine patterns.
6639 Move (include "avr-dimode.md") to end of file.
6641 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6644 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6645 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6647 2012-01-30 Richard Guenther <rguenther@suse.de>
6649 PR tree-optimization/52028
6650 * tree-loop-distribution.c (ldist_gen): Properly update
6653 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6656 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6657 set_cur_line_info_table if not emitting debug info.
6659 PR tree-optimization/52046
6660 * tree-vect-patterns.c (check_bool_pattern): Give up if
6661 a comparison could throw.
6664 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6666 2012-01-30 Richard Guenther <rguenther@suse.de>
6668 PR tree-optimization/52045
6669 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6670 SSA form if cfgcleanup did anything.
6672 2012-01-30 Richard Guenther <rguenther@suse.de>
6674 PR tree-optimization/52045
6675 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6676 before computing final todo.
6678 2012-01-30 Richard Guenther <rguenther@suse.de>
6680 PR tree-optimization/51528
6681 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6684 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6686 * df-problems.c (df_kill_notes): Check that the use refers
6687 to the note under examination.
6689 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6692 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6693 parameter and use short-lived pseudos.
6694 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6695 (sparc_expand_vector_init): Const-ify local variables and adjust
6696 calls to above functions.
6698 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6700 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6702 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6704 * doc/invoke.texi: Make usage of "compile time" and
6705 "run time"/"runtime" consistent throughout the file.
6707 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6709 * config/alpha/alpha.c (alpha_option_override): Default to
6710 full IEEE compliance mode for Go language.
6712 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6714 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6715 (LINK_SSP_SPEC): Define.
6717 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6720 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6723 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6725 * doc/invoke.texi: Correct hyphenation of "floating point",
6726 "double precision", and related terminology throughout the file.
6728 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6731 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6732 arm_general_register_operand predicate for operand 2 instead of
6735 2012-01-27 Ian Lance Taylor <iant@google.com>
6738 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6739 * builtins.c (expand_builtin_init_trampoline): Add onstack
6740 parameter. Change caller.
6741 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6742 * tree.c (build_common_builtin_nodes): Declare
6743 __builtin_init_heap_trampoline.
6745 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6747 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6748 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6749 * config/avr/avr.c: Ditto.
6750 (avr_regnames): Remove because unused.
6751 * config/avr/avr.md (*cpse.ne): New peephole.
6752 (*cpse.eq): New peephole from former cpse peepholes.
6754 2012-01-27 Michael Eager <eager@eagercon.com>
6756 * config/microblaze.c (microblaze_emit_compare): Correct
6757 test after pcmp instruction.
6759 2012-01-27 Richard Guenther <rguenther@suse.de>
6761 PR tree-optimization/52020
6762 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6764 2012-01-27 Richard Guenther <rguenther@suse.de>
6766 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6767 function non-const/pure.
6769 2012-01-27 Richard Guenther <rguenther@suse.de>
6771 PR tree-optimization/50444
6772 * tree-sra.c (build_ref_for_offset): Properly adjust the
6773 MEM_REF type for unaligned accesses.
6775 2012-01-27 Richard Guenther <rguenther@suse.de>
6777 PR tree-optimization/50444
6778 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6779 (expand_assignment): Use it. Properly handle misaligned
6780 bases when expanding stores to component references.
6781 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6784 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6787 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6788 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6789 * tree-data-ref.c (find_data_references_in_loop): Make static.
6790 (compute_all_dependences): Change return type to bool. Bail out
6791 for too many datarefs in a loop. Move the hunk resetting the data
6792 dependences vector from ...
6793 (compute_data_dependences_for_loop): ... here. Account for
6794 compute_all_dependences returning false.
6795 (compute_data_dependences_for_bb): Likewise.
6796 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6797 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6799 2012-01-27 Richard Guenther <rguenther@suse.de>
6802 * expr.c (store_field): Use the alias-set of the scratch memory
6805 2012-01-27 Tom de Vries <tom@codesourcery.com>
6807 PR tree-optimization/51990
6808 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6810 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6812 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6815 * var-tracking.c (reverse_op): Don't add any reverse operation
6816 if V already has any constant locations.
6818 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6820 * doc/invoke.texi: Correct usage of "command line" (noun)
6821 vs "command-line" (adjective) throughout.
6823 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6825 * doc/invoke.texi (Language Independent Options): Move
6826 -Wcoverage-mismatch blurb from here....
6827 (Warning Options): ...to here.
6829 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6831 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6832 Set rs6000_always_hint to false for 476.
6834 2012-01-27 Matthias Klose <doko@ubuntu.com>
6836 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6838 * incpath.c (add_standard_paths): Likewise.
6840 2012-01-27 Richard Henderson <rth@redhat.com>
6842 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6843 * config/m68k/sync.md (atomic_test_and_set): Rename from
6844 sync_test_and_setqi and adjust the operands.
6845 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6846 and unconditionally enable.
6848 2012-01-27 Richard Henderson <rth@redhat.com>
6850 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6851 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6852 (ldstub): Rename from ldstubqi.
6853 (ldstub<I24MODE>): Remove.
6855 2012-01-27 Richard Henderson <rth@redhat.com>
6857 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6858 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6859 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6860 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6861 * doc/tm.texi: Rebuild.
6863 2012-01-27 Richard Henderson <rth@redhat.com>
6865 * optabs.c (gen_atomic_test_and_set): Remove default.
6866 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6868 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6870 PR rtl-optimization/51978
6871 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6872 (combine_reaching_defs): Likewise.
6873 (struct re_info): Remove.
6874 (add_removable_extension): Remove x and data arguments,
6875 add insn, insn_list and def_map. Use the arguments directly
6876 instead of using struct re_info.
6877 (find_removable_extensions): Don't call add_removable_extension
6878 through note_stores, instead just call it with single_set
6880 (find_and_remove_re): Pass curr_cand->expr instead of
6881 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6883 2012-01-26 Michael Matz <matz@suse.de>
6885 PR tree-optimization/46590
6886 * cfgexpand.c: Revert last change (r183305).
6887 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6889 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6890 checking for emptiness.
6892 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6895 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6896 non-addressable non-BLKmode base correctly.
6898 2012-01-26 Michael Matz <matz@suse.de>
6900 PR tree-optimization/48794
6901 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6902 regions referenced from RESX/EH_DISPATCH.
6904 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6906 * config/s390/s390.h: Make BRANCH_COST an option.
6907 * config/s390/s390.opt: New option -mbranch-cost.
6909 2012-01-26 Richard Henderson <rth@redhat.com>
6911 Revert 2012-01-24 change:
6912 * trans-mem.c (requires_barrier): Do not instrument thread local
6913 variables and emit save/restore for them.
6915 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6918 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6921 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6923 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6926 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6929 Rename __pgm to __flash.
6930 Rename __pgm1 to __flash1.
6931 Rename __pgm2 to __flash2.
6932 Rename __pgm3 to __flash3.
6933 Rename __pgm4 to __flash4.
6934 Rename __pgm5 to __flash5.
6935 Rename __pgmx to __memx.
6936 * doc/extend.texi (AVR Named Address Spaces)
6937 Rename address space names as indicated above.
6938 * config/avr/avr.c (avr_addrspace): Ditto.
6940 * config/avr/avr-protos.h
6941 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6942 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6943 * config/avr/predicates.md: Ditto.
6944 * config/avr/avr.c Ditto, and
6945 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6946 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6948 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6949 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6950 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6951 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6952 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6953 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6954 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6955 * config/avr/avr.c: Ditto.
6956 * config/avr/avr.md: Ditto.
6958 2012-01-25 Jason Merrill <jason@redhat.com>
6961 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6963 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6965 PR tree-optimization/51987
6966 * tree-data-ref.c (get_references_in_stmt): Handle references in
6967 non-volatile GIMPLE_ASM.
6969 2012-01-25 Richard Guenther <rguenther@suse.de>
6971 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6972 bases are dereferenced.
6974 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6976 PR rtl-optimization/48374
6977 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6979 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6981 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6982 compute_data_dependences_for_loop returns false.
6983 * tree-parloops.c (loop_parallel_p): Likewise.
6985 2012-01-25 Richard Guenther <rguenther@suse.de>
6987 * tree.h (get_pointer_alignment_1): Declare.
6988 * builtins.c (get_pointer_alignment_1): New function.
6989 (get_pointer_alignment): Use it.
6991 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6993 PR rtl-optimization/48308
6994 * combine.c (enum undo_kind): Add UNDO_LINKS.
6995 (struct undo): Add member l to other_contents and where.
6996 (do_SUBST_LINK): New.
6998 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6999 (undo_all): Handle UNDO_LINKS.
7001 2012-01-25 Richard Henderson <rth@redhat.com>
7003 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7006 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7008 * optabs.c (gen_atomic_test_and_set): Use each argument.
7010 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7012 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7013 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7014 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7015 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7016 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7017 TARGET_PAIRED_SINGLE_FLOAT.
7019 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7021 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7022 (in_struct, return_val): Remove MEM documentation.
7023 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7024 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7025 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7027 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7028 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7029 * expr.c (store_field): Likewise.
7030 * function.c (assign_stack_temp_for_type): Likewise.
7031 * ifcvt.c (noce_try_cmove_arith): Likewise.
7032 * reload1.c (reload): Likewise.
7033 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7034 (alpha_set_memflags): Likewise.
7035 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7037 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7039 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7041 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7042 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7043 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7045 * cselib.c (cselib_rtx_varies_p): Delete.
7046 (cselib_invalidate_mem): Update call to canon_true_dependence.
7047 * dse.c (record_store, check_mem_read_rtx): Likewise.
7048 (scan_reads_nospill): Likewise.
7049 * cse.c (check_dependence): Likewise.
7050 (cse_rtx_varies_p): Delete.
7051 * expr.c (safe_from_p): Update call to true_dependence.
7052 * ira.c (validate_equiv_mem_from_store): Likewise.
7053 (memref_referenced_p): Likewise.
7054 * postreload-gcse.c (find_mem_conflicts): Likewise.
7055 * sched-deps.c (sched_analyze_2): Likewise.
7056 * store-motion.c (load_kills_store): Likewise.
7057 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7058 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7059 (compute_transp): Update call to canon_true_dependence.
7061 2012-01-25 Richard Henderson <rth@redhat.com>
7063 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7064 (maybe_emit_atomic_test_and_set): New.
7065 (expand_sync_lock_test_and_set): Use it.
7066 (expand_atomic_test_and_set): Likewise.
7067 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7068 the implementation; clarify implementation defined details.
7069 * doc/md.texi (atomic_test_and_set): Document.
7071 2012-01-25 Richard Henderson <rth@redhat.com>
7073 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7075 2012-01-25 Richard Henderson <rth@redhat.com>
7078 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7079 to effect no-op split.
7081 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7084 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7085 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7086 (BT_FN_VOID_PTR_INT_SIZE): New.
7087 (BT_FN_UINT_UINT_VAR): Remove.
7088 (BT_FN_UINT32_UINT32_VAR): New.
7089 (BT_FN_DOUBLE_VPTR): Remove.
7090 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7092 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7093 (_ITM_changeTransactionMode): Same.
7094 (_ITM_memmoveRtWt): Change return type to void.
7095 (_ITM_memcpyRtWt): Same.
7096 (_ITM_memsetW): Same.
7097 (_ITM_RaRD): Change types to double.
7102 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7104 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7105 Patrick Marlier <patrick.marlier@gmail.com>
7107 * trans-mem.c (requires_barrier): Do not instrument thread local
7108 variables and emit save/restore for them.
7110 2012-01-24 Jason Merrill <jason@redhat.com>
7113 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7114 output static aliases.
7116 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7119 * common.opt (-pie, -shared, pie, shared): Change from Common to
7121 * gcc.c (display_help): Display help for -pie and -shared.
7123 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7126 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7127 Remove note on size/offset limitation.
7128 (AVR Variable Attributes): Add example how to read data located
7129 with progmem. Refer to named address spaces.
7130 * doc/invoke.texi (AVR Options): Fix typo.
7132 2012-01-24 Richard Guenther <rguenther@suse.de>
7134 Forward-port to trunk
7135 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7138 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7139 op0 isn't sufficiently aligned and there is movmisalignM
7140 insn for mode, use it to load op0 into a temporary register.
7142 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7145 * target.def (const_not_ok_for_debug_p): New hook.
7146 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7148 * doc/tm.texi: Regenerated.
7149 * dwarf2out.c (const_ok_for_output_1): If
7150 targetm.const_not_ok_for_debug_p returns true, fail.
7151 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7153 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7155 2012-01-23 Kai Tietz <ktietz@redhat.com>
7158 * config/i386/predicates.md (symbolic_operand): Allow
7159 UNSPEC_PCREL as PIC expression for lea.
7160 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7161 * config/i386/i386.c (ix86_delegitimize_address): Handle
7162 UNSPEC_PCREL for none-MEM, too.
7164 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7166 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7167 (ipa_tm_create_version_alias): Same.
7169 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7172 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7173 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7175 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7176 Patrick Marlier <patrick.marlier@gmail.com>
7177 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7180 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7181 simple_object_start_read.
7183 2012-01-23 Richard Guenther <rguenther@suse.de>
7186 PR tree-optimization/51895
7187 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7188 parameter decomposition into BLKmode components.
7190 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7192 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7193 fake variables for restrict-qualified pointers whose pointed-to type
7194 contains a placeholder.
7196 2012-01-23 Richard Guenther <rguenther@suse.de>
7198 PR tree-optimization/51949
7199 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7201 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7203 PR rtl-optimization/51933
7204 * ree.c (transform_ifelse): Return true right away if dstreg is
7205 already wider or equal to cand->mode.
7206 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7207 (make_defs_and_copies_lists): Remove defs_list and copies_list
7208 arguments, add state argument, just truncate state->work_list
7209 instead of always allocating and freeing the vector. Assert that
7210 get_defs succeeds instead of returning 2. Changed return type to bool.
7211 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7212 have ext_src_mode, see if it has been modified already with the
7213 right kind of extension and has been extended before from the
7214 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7215 just return true. Remember the original mode in state->modified array.
7216 (combine_reaching_defs): Add state argument. Don't allocate and
7217 free here def_list, copied_list and vec vectors, instead just
7218 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7219 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7220 Add state variable, clear vectors in it, initialize state.modified
7221 if needed. Free all the vectors at the end and state.modified too.
7222 Don't skip a candidate if the extension expression has been modified.
7224 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7227 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7228 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7229 (extra_options) interix.opt -> i386/interix.opt"
7230 (extra_objs):Add winnt-stubs.o
7231 * configure.ac: Add interix to target_os .comm on PE check.
7232 * configure: Regenerate.
7233 * config/interix3.h: Delete and move bits to..
7234 * config/interix.h: Delete and move bits to..
7235 * config/i386/i386-interix3.h: Delete and move bits to..
7236 * config/i386/i386-interix.h: ..here.
7237 (TARGET_CPU_DEFAULT): Remove redefinition.
7238 (TARGET_ASM_CONSTRUCTOR): Undefine.
7239 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7240 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7241 (PTRDIFF_TYPE): Define.
7242 (LONG_DOUBLE_TYPE_SIZE): Define.
7243 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7244 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7245 (TARGET_SECTION_TYPE_FLAGS): Define.
7246 (ASM_DECLARE_FUNCTION_NAME): Define.
7247 (ASM_OUTPUT_EXTERNAL): Define.
7248 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7249 (ASM_OUTPUT_ALIGNED_BSS): Define.
7250 (PCC_BITFIELD_TYPE_MATTERS): Define.
7251 (USE_CONST_SECTION): Define.
7252 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7253 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7254 (SUPPORTS_ONE_ONLY): Remove.
7255 (I386_PE_STRIP_ENCODING): Define.
7256 * config/interix.opt: Delete and move bits to..
7257 * config/i386/interix.opt: ..here. New.
7258 (mpe-aligned-commons): Add.
7259 * config/i386/t-interix: Add copyright header.
7260 (winnt-stubs.o): Add rule.
7262 2012-01-22 Jason Merrill <jason@redhat.com>
7265 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7266 for extra name aliases.
7268 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7270 PR rtl-optimization/51924
7271 * ree.c (combine_set_extension): Improve debugging message.
7272 (combine_reaching_defs): Likewise.
7273 (get_defs): Rename confusingly named variable.
7274 (find_and_remove_re): Skip a candidate if the extension expression has
7277 2012-01-21 Robert Millan <rmh@gnu.org>
7278 Gerald Pfeifer <gerald@pfeifer.com>
7280 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7281 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7283 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7285 PR tree-optimization/51914
7286 * tree-vect-stmts.c (vectorizable_conversion): For
7287 cvt_type && modifier == WIDEN, put temporary with cvt_type
7288 at the beginning of vec_dsts and set vec_dest to temporary
7291 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7293 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7295 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7297 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7298 * config/rs6000/rs6000.c: Likewise.
7300 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7303 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7304 output_move_double on a copy of operands array.
7306 2012-01-20 Cary Coutant <ccoutant@google.com>
7307 Dodji Seketeli <dodji@redhat.com>
7310 * dwarf2out.c (copy_declaration_context): Return ref to parent
7311 of declaration DIE, if necessary.
7312 (remove_child_or_replace_with_skeleton): Add new parameter; update
7313 caller. Place skeleton DIE under parent DIE of original declaration.
7314 Move call to copy_declaration_context to here ...
7315 (break_out_comdat_types): ... from here.
7317 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7319 PR rtl-optimization/51856
7320 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7323 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7326 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7327 hints for neon loads and stores.
7329 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7333 * doc/extend.texi (Named Address Spaces): Split into subsections.
7334 (AVR Named Address Spaces): New subsection.
7335 (M32C Named Address Spaces): New subsection.
7336 (RL78 Named Address Spaces): New subsection.
7337 (SPU Named Address Spaces): New subsection.
7338 (Variable Attributes): New anchor "AVR Variable Attributes".
7339 (AVR Variable Attributes): Rewrite and avoid wording
7340 "address space" in this context.
7341 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7342 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7343 (AVR Built-in Macros): New subsubsection therein.
7344 * doc/md.texi (AVR constraints): Remove "C04", "R".
7346 2012-01-20 Richard Guenther <rguenther@suse.de>
7348 PR tree-optimization/51903
7349 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7350 when removing stmts.
7352 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7355 * config/arm/arm.c (arm_load_pic_register): Use
7356 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7357 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7358 (arm_pic_static_addr): Likewise.
7359 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7360 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7361 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7362 (pic_load_addr_unified): New.
7364 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7367 * function.c (instantiate_virtual_regs_in_insn): Use
7368 delete_insn_and_edges when removing a wrong asm insn.
7370 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7372 PR rtl-optimization/40761
7373 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7374 Add new member loop_num.
7375 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7376 (ira_build): Remove the parameter.
7378 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7379 (ira.c): Do not build CFG loops for one region allocation. Remove
7380 argument from ira_build call.
7382 * ira-build.c (init_loop_tree_node): New function.
7383 (create_loop_tree_nodes): Use it. Separate the case when CFG
7384 loops are not built.
7385 (more_one_region_p): Check current_loops.
7386 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7388 (add_loop_to_tree): Process loop equal to NULL too.
7389 (form_loop_tree): Separate the case when CFG loops are not built.
7390 Use explicitly number for the root.
7391 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7393 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7394 instead of loop->num.
7395 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7396 (mark_all_loops_for_removal): Ditto.
7397 (remove_unnecessary_regions): Separate the case when CFG loops
7399 (ira_build): Remove the parameter. Use explicit number of regions
7400 when CFG loops are not built.
7402 * ira-color.c (print_loop_title): Separate the case for the root node.
7403 Use loop_num instead of loop->num.
7404 (move_spill_restore): Use loop_num instead of loop->num.
7406 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7407 (change_loop): Ditto.
7408 (change_loop): Use loop_num instead of loop->num.
7410 * ira-lives.c (process_bb_node_lives): Ditto.
7412 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7414 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7416 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7419 * tree-mudflap.c (mf_artificial): New function.
7420 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7421 mx_register_decls, mudflap_enqueue_decl): Use it.
7424 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7425 numbers in the insn pattern.
7427 2012-01-19 Michael Matz <matz@suse.de>
7429 PR tree-optimization/46590
7430 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7431 use it in remembering which conflicts we already created.
7432 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7435 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7438 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7439 (merge_and_complain): Same.
7441 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7444 * config/initfini-array.h: Guard content of the header
7445 with #ifdef HAVE_INITFINI_ARRAY.
7446 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7447 Add initfini-array.h to tm_file here.
7448 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7449 * config.gcc: Don't add initfini-array.h to tm_file here.
7450 * configure: Regenerated.
7452 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7454 PR rtl-optimization/51505
7455 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7456 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7457 (df_note_bb_compute): Update the call to df_kill_notes.
7459 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7461 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7463 2012-01-18 Richard Guenther <rguenther@suse.de>
7465 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7466 of conversions to void *.
7468 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7469 Richard Sandiford <rdsandiford@googlemail.com>
7473 * optabs.h (simplify_expand_binop): Declare.
7474 * optabs.c (simplify_expand_binop): Make global.
7475 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7476 endian targets if the source cannot be exactly covered by word
7479 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7482 * hard-reg-set.h (struct hard_reg_set_container): New type.
7483 * target.h (struct hard_reg_set_container): Forward declare.
7484 * target.def (set_up_by_prologue): New target hook.
7485 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7486 * doc/tm.texi: Regenerated.
7487 * function.c (thread_prologue_and_epilogue_insns): Change
7488 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7489 Call targetm.set_up_by_prologue on it.
7490 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7491 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7493 2012-01-17 Nick Clifton <nickc@redhat.com>
7495 * config/rx/rx.c (rx_can_use_simple_return): New function.
7496 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7497 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7499 2012-01-17 Richard Guenther <rguenther@suse.de>
7502 * expr.c (expand_assignment): Take address-space information
7503 from the address operand of MEM_REF and TARGET_MEM_REF.
7504 (expand_expr_real_1): Likewise.
7506 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7508 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7509 reload dump is requested.
7511 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7514 * trans-mem.c (requires_barrier): Call may_be_aliased.
7516 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7518 PR tree-optimization/51877
7519 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7520 call arguments and fndecls compare equal, instead return false if they
7521 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7522 both SSA_NAMEs that are valueized the same, or they satisfy
7525 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7527 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7529 * configure: Regenerate.
7531 2012-01-16 Jan Hubicka <jh@suse.cz>
7535 * convert.c (convert_to_integer): Use fold_convert for
7536 converting an INTEGER_CST to integer type.
7538 2012-01-16 Jason Merrill <jason@redhat.com>
7541 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7543 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7546 * config/s390/s390.c (s390_chunkify_start): Don't skip
7547 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7548 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7549 If insn is followed by NOTE_INSN_VAR_LOCATION or
7550 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7551 Don't use location of note insns.
7553 PR tree-optimization/51865
7554 * tree-inline.c (tree_function_versioning): Call remap_decl
7555 on DECL_RESULT whenever it has VOID_TYPE_P type.
7557 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7559 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7560 for calls to locally-binding MIPS16 functions if only the return
7561 type uses float regs.
7563 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7564 Richard Sandiford <rdsandiford@googlemail.com>
7566 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7567 (SYMBOL_32_HIGH): Likewise.
7568 (mips_output_tls_reloc_directive): Declare.
7569 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7570 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7571 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7572 (mips_lo_relocs, mips_hi_relocs): Make extern.
7573 (mips16_stub_function): Move up file.
7574 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7575 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7576 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7577 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7578 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7579 (mips_get_tp): Add MIPS16 support.
7580 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7581 Generalize DTPREL and TPREL handling.
7582 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7583 Add MIPS16 TLS support.
7584 (mips_output_tls_reloc_directive): New function.
7585 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7586 * config/mips/predicates.md (symbolic_operand_with_high)
7587 (tls_reloc_operand): New predicates.
7588 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7589 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7590 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7591 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7592 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7593 (*tls_get_tp_mips16_call_<mode>): Likewise.
7595 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7597 PR rtl-optimization/51821
7598 * recog.c (peep2_find_free_register): Determine clobbered registers
7601 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7604 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7605 * config/avr/avr.c: Likewise.
7606 * config/avr/avr.h: Likewise.
7608 2012-01-13 Ian Lance Taylor <iant@google.com>
7611 * tree.h (TYPE_QUALS): Add cast to int.
7612 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7614 2012-01-13 Ian Lance Taylor <iant@google.com>
7616 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7617 comparing param_index to VEC_length result.
7619 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7621 * c-decl.c: Do not include tree-mudflap.h
7622 * tree-optimize.c: Likewise.
7623 * Makefile.in: Update dependencies.
7625 2012-01-13 Richard Guenther <rguenther@suse.de>
7628 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7629 variable-sized result always use RSO.
7631 2012-01-12 DJ Delorie <dj@redhat.com>
7633 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7634 pointer type, not just the default pointer type.
7636 2012-01-09 Richard Henderson <rth@redhat.com>
7637 Denis Chertykov <chertykov@gmail.com>
7640 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7641 * config/avr/avr.c (avr_can_eliminate): Simplify.
7642 (avr_initial_elimination_offset): Likewise.
7643 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7644 (expand_epilogue): Likewise.
7645 (avr_legitimize_address): Gut.
7646 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7647 (avr_hard_regno_nregs): New.
7648 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7649 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7650 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7651 add soft frame pointer.
7652 (CALL_USED_REGISTERS): Likewise.
7653 (REG_CLASS_CONTENTS): Likewise.
7654 (REGISTER_NAMES): Likewise.
7655 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7656 (HARD_FRAME_POINTER_REGNUM): New.
7657 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7658 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7659 remove the HARD_FRAME_POINTER self-elimination.
7661 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7664 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7665 DECL_EXTERNAL when checking for initializers of progmem variables.
7667 2012-01-12 Ira Rosen <irar@il.ibm.com>
7669 PR tree-optimization/51799
7670 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7671 that the last operation is a type demotion.
7673 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7675 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7676 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7678 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7681 * combine.c (distribute_notes): If i3 is a noreturn call,
7682 allow old_size to be equal to args_size and make sure the
7683 noreturn call gets REG_ARGS_SIZE note.
7684 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7685 on noreturn calls even when the delta is 0.
7687 2012-01-11 Nathan Sidwell <nathan@acm.org>
7689 * gcov.c (STRING_SIZE): Remove.
7690 (generate_results): Erase annotations for source files with no
7691 coverage information.
7693 (output_lines): Use it.
7695 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7697 * gimple.h (gimplify_body): Remove first argument.
7698 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7699 pointer set here, instead just pass DATA to walk_tree.
7700 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7701 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7702 (unvisit_body): Likewise, but with unmark_visited.
7703 (gimplify_body): Remove BODY_P argument and adjust.
7704 (gimplify_function_tree): Adjust call to gimplify_body.
7705 * omp-low.c (finalize_task_copyfn): Likewise.
7707 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7709 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7710 (build_function_type_skip_args): Delete.
7711 * tree.c (build_function_type_skip_args): Make static and add
7712 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7713 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7714 pass it to build_function_type_skip_args.
7715 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7716 (tree_function_versioning): Likewise.
7717 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7718 build_function_decl_skip_args.
7719 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7720 and pass it to build_function_decl_skip_args/tree_function_versioning.
7721 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7722 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7723 * trans-mem.c (ipa_tm_create_version): Likewise.
7724 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7725 * tree-inline.c (declare_return_variable): Remove always-true test.
7726 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7727 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7728 * ipa-split.c (split_function): Skip the return value for the split
7729 part if it doesn't return.
7731 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7733 PR tree-optimization/49642
7734 * ipa-split.c (forbidden_dominators): New variable.
7735 (check_forbidden_calls): New function.
7736 (dominated_by_forbidden): Likewise.
7737 (consider_split): Check for forbidden dominators.
7738 (execute_split_functions): Initialize and free forbidden
7739 dominators info; call check_forbidden_calls.
7741 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7743 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7745 2012-01-11 Nick Clifton <nickc@redhat.com>
7747 * config/rx/rx.md (return): Define pattern.
7749 2012-01-11 Richard Guenther <rguenther@suse.de>
7751 * doc/extend.texi (malloc attribute): Adjust according to
7754 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7755 Patrick Marlier <patrick.marlier@gmail.com>
7758 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7759 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7760 (ipa_tm_note_irrevocable): Same.
7761 (ipa_tm_scan_irr_block): Same.
7762 (ipa_tm_decrement_clone_counts): Same.
7763 (ipa_tm_scan_irr_function): Same.
7764 (ipa_tm_create_version_alias): Same.
7765 (ipa_tm_create_version): Same.
7766 (ipa_tm_transform_calls_redirect): Same.
7767 (ipa_tm_transform_calls): Same.
7768 (ipa_tm_transform_transaction): Same.
7769 (ipa_tm_execute): Same.
7771 2012-01-10 Richard Guenther <rguenther@suse.de>
7774 * opts.c (common_handle_option): Handle -Werror.
7776 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7778 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7781 2012-01-10 Jason Merrill <jason@redhat.com>
7783 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7786 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7788 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7789 supports R_386_TLS_GD_PLT reloc.
7790 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7791 supports R_386_TLS_LDM_PLT reloc.
7792 * configure: Regenerate.
7793 * config.in: Regenerate.
7795 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7798 Extend __pgmx semantics to linearize memory.
7799 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7800 determine if code comes inline or from libgcc.
7801 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7802 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7803 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7804 (movmemx_qi, movmemx_hi): New insns.
7805 (xload_<mode>_libgcc): Rewrite to new insn condition.
7806 (xload_<mode>): Remove insns.
7807 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7808 cases that don't satisfy avr_xload_libgcc_p().
7809 (avr_addr_space_convert): Allow converting in any direction.
7810 (avr_addr_space_subset_p): Return always true.
7811 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7812 (avr_emit_movmemhi): Ditto.
7813 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7814 (avr_out_movmem): Ditto.
7815 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7816 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7817 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7818 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7819 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7821 2012-01-10 Richard Guenther <rguenther@suse.de>
7823 PR tree-optimization/50913
7824 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7825 Require data-refs to be representable by Graphite with respect
7828 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7830 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7831 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7833 2012-01-10 Tom de Vries <tom@codesourcery.com>
7835 PR rtl-optimization/51271
7836 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7837 handling annulled branch.
7839 2012-01-10 Richard Henderson <rth@redhat.com>
7841 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7842 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7843 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7844 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7845 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7846 arm_expand_vec_perm_const): New.
7847 * config/arm/arm-protos.h: Update.
7848 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7849 (*neon_vswp<VDQX>): New.
7850 (neon_vcombine<VDX>): Use neon_split_vcombine.
7851 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7852 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7853 (vec_perm<VE>): New.
7855 2012-01-10 Richard Henderson <rth@redhat.com>
7857 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7858 use it if reload_completed.
7859 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7860 arm_output_asm_insn, arm_process_output_memory_barrier,
7861 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7862 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7863 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7864 arm_process_output_sync_insn, arm_output_sync_insn,
7865 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7866 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7867 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7868 (emit_unlikely_jump): New.
7869 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7870 (arm_split_atomic_op): New.
7871 * config/arm/arm-protos.h: Update.
7872 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7873 (struct arm_sync_generator): Remove.
7874 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7875 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7876 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7877 (VUNSPEC_LL, VUNSPEC_SC): New.
7878 (sync_result, sync_memory, sync_required_value, sync_new_value,
7879 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7880 (attr length): Don't use arm_sync_loop_insns.
7881 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7882 (movsfcc, movdfcc): Likewise.
7883 * config/arm/constraints.md (Ua): New.
7884 * config/arm/prediates.md (mem_noofs_operand): New.
7885 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7886 (sync_clobber, sync_t2_reqd): Remove.
7887 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7888 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7889 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7890 (arm_sync_compare_and_swap<SIDI>): Remove.
7891 (arm_sync_compare_and_swap<NARROW>): Remove.
7892 (arm_sync_lock_test_and_set<SIDI>): Remove.
7893 (arm_sync_lock_test_and_set<NARROW>): Remove.
7894 (arm_sync_new_<syncop><SIDI>): Remove.
7895 (arm_sync_new_<syncop><NARROW>): Remove.
7896 (arm_sync_new_nand<SIDI>): Remove.
7897 (arm_sync_new_nand<NARROW>): Remove.
7898 (arm_sync_old_<syncop><SIDI>): Remove.
7899 (arm_sync_old_<syncop><NARROW>): Remove.
7900 (arm_sync_old_nand<SIDI>): Remove.
7901 (arm_sync_old_nand<NARROW>): Remove.
7902 (*memory_barrier): Merge arm_output_memory_barrier.
7903 (atomic_compare_and_swap<QHSD>): New.
7904 (atomic_compare_and_swap<NARROW>_1): New.
7905 (atomic_compare_and_swap<SIDI>_1): New.
7906 (atomic_exchange<QHSD>): New.
7907 (cas_cmp_operand, cas_cmp_str): New.
7908 (atomic_op_operand, atomic_op_str): New.
7909 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7910 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7911 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7912 (arm_load_exclusive<NARROW>): New.
7913 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7914 (arm_store_exclusive<QHSD>): New.
7916 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7918 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7919 reload patterns if -mvsx-scalar-memory.
7921 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7922 generated, even -mno-vsx-scalar-double was used.
7923 (vsx_xscvdpsp_scalar): Likewise.
7924 (vsx_xscvspdp_scalar2): Likewise.
7926 2012-01-09 Tom de Vries <tom@codesourcery.com>
7927 Andrew Pinski <apinski@cavium.com>
7930 * reorg.c (fill_slots_from_thread): Don't speculate
7931 frame-related insns.
7933 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7935 * sched-int.h (bb_note): Move to...
7936 * basic-block.h: ...here.
7937 * haifa-sched.c (bb_note): Move to...
7938 * cfgrtl.c: ...here.
7939 * function.c (next_block_for_reg): New function.
7940 (move_insn_for_shrink_wrap): Likewise.
7941 (prepare_shrink_wrap): Rewrite to use the above.
7943 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7945 * gimple.c (is_gimple_non_addressable): Remove.
7946 * gimple.h: Remove is_gimple_non_addressable.
7947 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7948 is_gimple_non_addressable.
7949 * trans-mem.c (expand_assign_tm): Same.
7951 2012-01-09 Richard Guenther <rguenther@suse.de>
7953 PR tree-optimization/51775
7954 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7955 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7957 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7959 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7961 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7963 2012-01-09 Richard Guenther <rguenther@suse.de>
7965 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7967 2012-01-08 Jan Hubicka <jh@suse.cz>
7969 PR tree-optimize/51680
7970 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7971 on when known_vals needs to be computed; cleanup.
7973 2012-01-08 Jan Hubicka <jh@suse.cz>
7975 PR tree-optimize/51694
7976 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7978 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7980 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7981 for -std=c++98 and -std=c++11 too.
7983 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7985 * cfgloop.c (cancel_loop): Add free() of bbs array.
7987 2012-01-07 Jan Hubicka <jh@suse.cz>
7989 PR tree-optimization/51600
7990 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7991 that benefits small functions.
7993 2012-01-07 Jan Hubicka <jh@suse.cz>
7995 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7997 2012-01-07 Jan Hubicka <jh@suse.cz>
7999 PR tree-optimization/51680
8000 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8001 whose inlining reduce unit size.
8003 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8006 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8007 Add canonical node to containing_mem chain after the non-canonical
8008 one, even if there weren't any locs to propagate.
8009 (remove_useless_values): Keep only canonical values.
8010 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8011 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8012 canonicalize mem_chain elements that are not discarded.
8014 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8017 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8018 before emitting functions.
8020 PR gcov-profile/50127
8021 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8022 clear_aux_for_blocks.
8024 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8027 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8029 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8031 * c-decl.c (ext_block): Moved up.
8032 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8034 2012-01-06 Han Shen <shenhan@google.com>
8036 Translate built-in include paths for sysroot.
8037 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8038 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8040 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8041 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8043 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8044 control whether sysroot should be prepended to gxx include dir.
8046 * configure: Regenerate.
8048 2012-01-06 Torvald Riegel <triegel@redhat.com>
8050 PR rtl-optimization/51771
8051 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8052 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8054 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8056 PR tree-optimization/51315
8057 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8058 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8060 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8063 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8064 for shrp pattern. Correctly handle and fixup shift variable.
8065 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8067 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8070 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8071 note when !ACCUMULATE_OUTGOING_ARGS.
8073 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8075 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8077 (extract_range_from_unary_expr_1): Avoid useless computations.
8079 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8081 PR rtl-optimization/51767
8082 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8083 of jump_block and add an extra edge for degenerated asm gotos.
8086 * stmt.c (check_unique_operand_names): Don't ICE during error
8087 reporting if i is from labels chain.
8090 * profile.c (branch_prob): Split bbs that have exit edge
8091 and need a fake entry edge too.
8093 2012-01-05 Jan Hubicka <jh@suse.cz>
8096 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8099 2012-01-05 Richard Guenther <rguenther@suse.de>
8102 * tree-streamer-out.c (write_ts_optimization): New function.
8103 (streamer_write_tree_body): Call it.
8104 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8105 (streamer_read_tree_body): Call it.
8106 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8108 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8111 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8112 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8113 in_cleanup_point_expr before gimplify_stmt call and restore it
8115 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8116 in_cleanup_point_expr is false.
8118 2012-01-05 Richard Guenther <rguenther@suse.de>
8121 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8123 * toplev.c (process_options): Reject combining mudflap and LTO.
8124 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8126 2012-01-05 Richard Guenther <rguenther@suse.de>
8128 PR tree-optimization/51760
8129 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8131 (bit_value_unop): Handle UNDEFINED operands.
8132 (bit_value_binop): Likewise.
8134 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8136 * config/avr/avr.c (avr_replace_prefix): Remove.
8137 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8138 (avr_asm_function_rodata_section): Ditto.
8139 (avr_asm_select_section): Ditto.
8141 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8143 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8146 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8149 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8150 calls that have any non-fake successor edges.
8153 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8155 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8157 PR tree-optimization/51624
8158 * tree-sra.c (build_ref_for_model): When replicating a chain of
8159 COMPONENT_REFs, stop as soon as the offset would become negative.
8161 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8164 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8165 in .debug_loc on the floor.
8167 2012-01-04 Andrew Pinski <apinski@cavium.com>
8169 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8171 2012-01-04 Andrew Pinski <apinski@cavium.com>
8172 Adam Nemet <anemet@caviumnetworks.com>
8174 * config/mips/mips.md (size): Add SI and DI.
8175 (SIZE): New mode attribute.
8176 (U): New code attribute.
8177 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8178 (mips_lbux_<mode>): Delete.
8179 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8180 (mips_lhx): Use gen_mips_lhx_extsi.
8181 (mips_lhx_<mode>): Delete.
8183 (mips_l<size>x): New expand.
8184 (mips_lwx_<mode>): Delete.
8185 (mips_l<GPR:size>x_<P:mode>): New pattern.
8186 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8187 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8188 * config/mips/mips.c (mips_lx_address_p): New function.
8189 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8190 (dsp64): New availability predicate.
8191 (mips_builtins): Add an entry for __builtin_mips_ldx.
8192 * config/mips/mips.h (ISA_HAS_LBX): New define.
8193 (ISA_HAS_LBUX): Likewise.
8194 (ISA_HAS_LHX): Likewise.
8195 (ISA_HAS_LHUX): Likewise.
8196 (ISA_HAS_LWX): Likewise.
8197 (ISA_HAS_LWUX): Likewise.
8198 (ISA_HAS_LDX): Likewise.
8199 * doc/extend.texi (__builtin_mips_ldx): Document.
8201 2012-01-04 Tristan Gingold <gingold@adacore.com>
8203 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8204 when long pointers are used.
8205 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8206 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8207 (ia64-hp-*vms*): Remove.
8208 * config/vms/xm-vms64.h: Delete.
8210 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8213 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8215 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8217 * opts.c (finish_options): Remove duplicate sorry.
8219 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8222 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8225 2012-01-04 Richard Guenther <rguenther@suse.de>
8228 * tree.c (size_low_cst): New function.
8229 * tree.h (size_low_cst): Declare.
8230 * fold-const.c (fold_comparison): Use it to extract the low
8231 part of the POINTER_PLUS_EXPR offset.
8233 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8235 Fix clearing ZERO_REG
8236 * config/avr/avr.md (cc): Add alternative "ldi".
8237 (movqi_insn): Use it in cc attribute.
8238 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8239 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8240 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8242 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8244 * configure: Regenerate.
8246 2012-01-04 Richard Guenther <rguenther@suse.de>
8248 PR tree-optimization/49651
8249 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8250 (var_can_have_subvars): Use it.
8251 (get_constraint_for_1): Only consider subfields if there can be any.
8253 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8256 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8257 to its new canonical_cselib_val and the cselib_val was in
8258 first_containing_mem chain, but the canonical_cselib_val was not,
8259 add the latter into the chain.
8260 (cselib_invalidate_mem): Compare canonical_cselib_val of
8261 addr_list chain elt with v.
8264 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8265 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8267 (output_macinfo_op): Don't ggc_strdup fd->filename.
8268 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8269 then ggc_strdup it. Don't free inc->info or cur->info.
8270 (output_macinfo): Don't free ref->info or file->info.
8272 2012-01-03 Ira Rosen <irar@il.ibm.com>
8274 PR tree-optimization/51269
8275 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8276 first_niters a pointer.
8277 (slpeel_tree_peel_loop_to_edge): Likewise.
8278 (vect_do_peeling_for_loop_bound): Update call to
8279 slpeel_tree_peel_loop_to_edge.
8280 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8281 here. Remove it from the parameters list.
8282 (vect_do_peeling_for_alignment): Update calls and compute
8285 2012-01-03 Richard Guenther <rguenther@suse.de>
8287 PR tree-optimization/51070
8288 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8289 Properly handle calls.
8291 2012-01-03 Richard Guenther <rguenther@suse.de>
8293 PR tree-optimization/51692
8294 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8295 the LHS of allocation stmts.
8297 2012-01-03 Olivier Hainque <hainque@adacore.com>
8299 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8301 2012-01-03 Olivier Hainque <hainque@adacore.com>
8303 * collect2.c (main): In AIX specific computations for vector
8304 insertions, use CONST_CAST2 to cast from char ** to const char **.
8306 2012-01-03 Richard Guenther <rguenther@suse.de>
8309 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8310 the context of a limbo DIE when it does not already exist.
8312 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8314 PR tree-optimization/51719
8315 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8316 but direct call is, clear direct call's lhs and don't add fallthrough
8317 edge from dcall_bb to join_bb and PHIs.
8319 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8321 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8322 the instructions emitted by the pattern.
8323 ("*TDC_insn_<mode>"): Add comment.
8325 2012-01-03 Richard Guenther <rguenther@suse.de>
8328 * fold-const.c (fold_comparison): Properly canonicalize
8329 tree offset and HOST_WIDE_INT bit position.
8331 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8333 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8334 operands for extzv pattern.
8336 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8339 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8342 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8344 * doc/invoke.texi (-flto and related options): Copy-edit.
8346 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8348 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8350 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8352 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8355 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8357 * expr.h (move_by_pieces_ninsns): Declare.
8358 * expr.c (move_by_pieces_ninsns): Make external.
8359 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8360 (mips_store_by_pieces_p): Likewise.
8361 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8362 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8363 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8364 (mips_store_by_pieces_p): Likewise.
8366 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8368 * passes.c (register_one_dump_file): Free full_name.
8370 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8371 (calculate_elim_costs_all_insns): Free offsets_at and
8372 offsets_known_at at the end and clear the pointers.
8374 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8376 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8377 this option introduced in r180739.
8379 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8382 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8383 (tmake_file target=avr): Add avr/t-multilib.
8385 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8386 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8387 * config/avr/genmultilib.awk: New file.
8388 * config/avr/t-multilib: New auto-generated file.
8389 * config/avr/multilib.h: New auto-generated file.
8390 * config/avr/t-avr (AVR_MCUS): New variable.
8391 (genopt.sh): Use it.
8392 (s-mlib): Depend on t-multilib.
8393 (t-multilib, multilib.h): New dependencies.
8394 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8395 (MULTILIB_OPTIONS): Remove.
8396 (MULTILIB_MATCHES): Remove.
8397 (MULTILIB_DIRNAMES): Remove.
8398 (MULTILIB_EXCEPTIONS): Remove:
8399 * config/avr/genopt.sh: Don't use hard coded file name;
8400 pass AVR_MCUS from t-avr instead.
8402 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8404 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8406 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8408 Implement light-weight DImode support.
8409 * config/avr/avr-dimode.md: New file.
8410 * config/avr/avr.md: Include it.
8411 (adjust_len): Add plus64, compare64.
8412 (HIDI): Remove code iterator.
8413 (code_stdname): New code attribute.
8414 (rotx, rotsmode): Remove DI.
8415 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8417 * config/avr/avr-protos.h (avr_have_dimode): New.
8418 (avr_out_plus64, avr_out_compare64): New.
8419 * config/avr/avr.c (avr_out_compare): Handle DImode.
8420 (avr_have_dimode): New variable definition and initialization.
8421 (avr_out_compare64, avr_out_plus64): New functions.
8422 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8423 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8424 (avr_compare_pattern): Skip DImode comparisons.
8426 2012-01-02 Revital Eres <revital.eres@linaro.org>
8428 * ddg.c (def_has_ccmode_p): New function.
8429 (add_cross_iteration_register_deps,
8430 create_ddg_dep_from_intra_loop_link): Call it.
8432 2012-01-02 Richard Guenther <rguenther@suse.de>
8435 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8437 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8439 * gcc.c (process_command): Update copyright notice dates.
8440 * gcov.c (print_version): Likewise.
8441 * gcov-dump.c (print_version): Likewise.
8442 * mips-tfile.c (main): Likewise.
8443 * mips-tdump.c (main): Likewise.
8445 2012-01-01 Ira Rosen <irar@il.ibm.com>
8447 PR tree-optimization/51704
8448 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8449 a use is inside the basic block or loop before accessing its vect info.
8451 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8453 PR rtl-optimization/51069
8454 * cfgloopmanip.c (remove_path): Removing path making irreducible
8455 region unconditional makes BB part of the region.
8457 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8459 PR tree-optimization/51683
8460 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8461 calls with side-effects.
8462 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8464 Copyright (C) 2012 Free Software Foundation, Inc.
8466 Copying and distribution of this file, with or without modification,
8467 are permitted in any medium without royalty provided the copyright
8468 notice and this notice are preserved.