1 2014-01-25 Walter Lee <walt@tilera.com>
4 2014-01-25 Walter Lee <walt@tilera.com>
6 * config/tilegx/sync.md (atomic_fetch_sub): Fix negation and
7 avoid clobbering a live register.
9 2014-01-25 Walter Lee <walt@tilera.com>
11 Backport from mainline
12 2014-01-25 Walter Lee <walt@tilera.com>
14 * config/tilegx/tilegx-c.c (tilegx_cpu_cpp_builtins):
15 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2}.
16 * config/tilegx/tilepro-c.c (tilepro_cpu_cpp_builtins):
17 Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP_{1,2,4,8}.
19 2014-01-25 Walter Lee <walt@tilera.com>
21 Backport from mainline
22 2014-01-25 Walter Lee <walt@tilera.com>
24 * config/tilegx/tilegx.c (tilegx_gen_bundles): Delete barrier
25 insns before bundling.
26 * config/tilegx/tilegx.md (tile_network_barrier): Update
29 2014-01-25 Walter Lee <walt@tilera.com>
31 Backport from mainline
32 2014-01-25 Walter Lee <walt@tilera.com>
34 * config/tilegx/tilegx.c (tilegx_expand_builtin): Set
35 PREFETCH_SCHEDULE_BARRIER_P to true for prefetches.
36 * config/tilepro/tilepro.c (tilepro_expand_builtin): Ditto.
38 2014-01-25 Walter Lee <walt@tilera.com>
40 Backport from mainline
41 2014-01-25 Walter Lee <walt@tilera.com>
43 * config/tilepro/tilepro.md (ctzdi2): Use register_operand
48 2014-01-25 Walter Lee <walt@tilera.com>
50 Backport from mainline
51 2014-01-25 Walter Lee <walt@tilera.com>
53 * config/tilegx/tilegx.c (tilegx_expand_to_rtl_hook): New.
54 (TARGET_EXPAND_TO_RTL_HOOK): Define.
56 2014-01-22 Uros Bizjak <ubizjak@gmail.com>
57 Jakub Jelinek <jakub@redhat.com>
60 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false
61 for SImode_address_operand operands. Return false
62 if operands[1] is a REG.
64 2014-01-21 Andrey Belevantsev <abel@ispras.ru>
66 Backport from mainline
67 2013-12-23 Andrey Belevantsev <abel@ispras.ru>
69 PR rtl-optimization/57422
70 * sel-sched.c (mark_unavailable_hard_regs): Fix typo when calling
73 2014-01-19 John David Anglin <danglin@gcc.gnu.org>
75 * config/pa/pa.c (pa_attr_length_millicode_call): Correct length of
76 long non-pic millicode calls.
78 2014-01-17 John David Anglin <danglin@gcc.gnu.org>
80 * config/pa/pa.c (pa_attr_length_indirect_call): Don't output a short
81 call to $$dyncall when TARGET_LONG_CALLS is true.
83 2014-01-17 Charles Baylis <charles.baylis@linaro.org>
85 Backport from mainline
86 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
89 * config/arm/arm-ldmstm.ml: Use low_register_operand for Thumb
91 * config/arm/ldmstm.md: Regenerate.
93 2013-12-19 Charles Baylis <charles.baylis@linaro.org>
96 * config/arm/predicates.md (arm_hard_general_register_operand):
98 (arm_hard_register_operand): Remove.
99 * config/arm/arm-ldmstm.ml: Use arm_hard_general_register_operand
101 * config/arm/ldmstm.md: Regenerate.
103 2014-01-16 Jakub Jelinek <jakub@redhat.com>
106 * config/i386/i386.c (ix86_expand_builtin): If target doesn't
107 satisfy operand 0 predicate for gathers, use a new pseudo as
110 2014-01-16 Richard Henderson <rth@redhat.com>
113 * reginfo.c (global_regs_decl): Globalize.
114 * rtl.h (global_regs_decl): Declare.
115 * ira.c (do_reload): Diagnose frame_pointer_needed and it
116 reserved via global_regs.
118 2014-01-16 Marek Polacek <polacek@redhat.com>
120 Backport from mainline
121 2014-01-16 Marek Polacek <polacek@redhat.com>
124 * gimple-low.c (gimple_check_call_args): Don't use DECL_ARG_TYPE if
125 it is error_mark_node.
127 2014-01-14 Uros Bizjak <ubizjak@gmail.com>
130 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
132 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
133 from prefetch_block tune setting.
135 2014-01-10 Richard Earnshaw <rearnsha@arm.com>
137 PR rtl-optimization/54300
138 * regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
139 outputs in a single-set are killed from the value chains.
141 2014-01-10 Huacai Chen <chenhc@lemote.com>
143 * config/mips/driver-native.c (host_detect_local_cpu): Handle new
144 kernel strings for Loongson-2E/2F/3A.
146 2014-01-08 Uros Bizjak <ubizjak@gmail.com>
148 Backport from mainline
149 2014-01-05 Uros Bizjak <ubizjak@gmail.com>
151 * config/i386/i386.c (ix86_data_alignment): Calculate max_align
152 from prefetch_block tune setting.
153 (nocona_cost): Correct size of prefetch block to 64.
155 2013-12-28 Eric Botcazou <ebotcazou@adacore.com>
157 * doc/invoke.texi (output file options): Add missing markers.
159 2013-12-11 Kai Tietz <ktietz@redhat.com>
162 * config/i386/i386.c (ix86_expand_prologue): plus_constant
163 takes no mode-argument.
165 2013-12-10 Kai Tietz <ktietz@redhat.com>
168 * config/i386/i386.c (ix86_expand_prologue): Address saved
169 registers stack-relative, not via frame-pointer.
171 2013-12-03 Marek Polacek <polacek@redhat.com>
173 Backport from mainline
174 2013-12-03 Marek Polacek <polacek@redhat.com>
177 * c-decl.c (build_compound_literal): Allow compound literals with
180 2013-12-01 Eric Botcazou <ebotcazou@adacore.com>
182 * config/i386/winnt.c (i386_pe_asm_named_section): Be prepared for an
185 2013-11-28 Uros Bizjak <ubizjak@gmail.com>
187 Backport from mainline
188 2013-11-23 Uros Bizjak <ubizjak@gmail.com>
191 * config/i386/i386.c (bdesc_multi_arg) <IX86_BUILTIN_VFRCZSS>:
192 Declare as MULTI_ARG_1_SF instruction.
193 <IX86_BUILTIN_VFRCZSD>: Decleare as MULTI_ARG_1_DF instruction.
194 * config/i386/sse.md (*xop_vmfrcz<mode>2): Rename
195 from *xop_vmfrcz_<mode>.
196 * config/i386/xopintrin.h (_mm_frcz_ss): Use __builtin_ia32_movss
197 to merge scalar result with __A.
198 (_mm_frcz_sd): Use __builtin_ia32_movsd to merge scalar
201 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
203 Backport from mainline
204 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
206 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
207 ix86_address_subreg_operand. Move subreg checks to
208 ix86_validate_address_register. Move address override check to
209 ix86_legitimate_address_p.
210 (ix86_validate_address_register): New function.
211 (ix86_legitimate_address_p): Call ix86_validate_address_register
212 to validate base and index registers. Add address override check
213 from ix86_decompose_address.
214 (ix86_decompose_address): Remove.
216 Backport from mainline
217 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
220 * config/i386/i386.c (ix86_address_subreg_operand): Do not
221 reject non-integer subregs.
222 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
223 Move check for invalid x32 constant addresses ...
224 (ix86_legitimate_address_p): ... here.
226 Bacport from mainline
227 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
230 addresses only when %reg is not in word mode.
232 2013-11-10 Karlson2k <k2k@narod.ru>
233 Kai Tietz <ktietz@redhat.com>
237 * configure.ac: Adding for exported symbols check
238 and for rdynamic-check executable-extension.
239 * configure: Regenerated.
241 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
244 * config/i386/i386.md (push peepholer/splitter): Use Pmode
245 with stack_pointer_rtx.
247 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
249 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
251 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
253 Backport from mainline
254 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
257 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
258 Remove CCCmode handling.
259 <case LTU>: Return 'c' suffix for CCCmode.
260 <case GEU>: Return 'nc' suffix for CCCmode.
261 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
262 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
263 (*sub<mode>3_cc_overflow): Ditto.
264 (*subsi3_zext_cc_overflow): Ditto.
266 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
268 Backport from mainline
269 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
272 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
273 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
274 and SI_REG for 64bit SYSV ABI targets.
276 2013-10-25 Richard Henderson <rth@twiddle.net>
279 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
280 instead of create_convert_operand_to.
281 (maybe_emit_sync_lock_test_and_set): Likewise.
282 (expand_atomic_compare_and_swap): Likewise.
283 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
285 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
287 PR rtl-optimization/58831
288 * alias.c (init_alias_analysis): At the beginning of each iteration,
289 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
291 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
293 * recog.c (search_ofs): New static variable moved from...
294 (peep2_find_free_register): ...here.
295 (peephole2_optimize): Initialize it.
297 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
299 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
301 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
303 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
304 assignment statements.
306 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
308 * config/pa/pa.md: In "scc" insn patterns, change output template to
309 handle const0_rtx in reg_or_0_operand operands.
311 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
312 Paolo Carlini <paolo.carlini@oracle.com>
315 * doc/implement-cxx.texi: Fix references to the C++ standards.
317 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
320 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
323 2013-09-12 Terry Guo <terry.guo@arm.com>
325 Backport from mainline
326 2012-09-17 Richard Guenther <rguenther@suse.de>
329 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
330 FIXED_VALUE_TYPE instead of struct fixed_value.
332 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
335 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
336 support conditional execution.
337 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
339 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
341 Backport from mainline
342 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
344 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
345 "cmp" RTX before signed_comparison_operator check to account
348 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
350 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
352 2013-09-01 Iain Sandoe <iain@codesourcery.com>
355 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
357 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
358 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
359 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
361 * doc/tm.texi: Regenerate.
362 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
364 * config/darwin-c.c: Include target.h.
365 (darwin_objc_declare_unresolved_class_reference): New function.
366 (darwin_objc_declare_class_definition): New function.
367 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
368 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
370 2013-09-01 Iain Sandoe <iain@codesourcery.com>
372 Backport from mainline:
373 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
375 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
376 it is not needed after split.
378 2013-07-20 Iain Sandoe <iain@codesourcery.com>
381 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
382 second label for nonlocal goto receivers. Don't output pic base labels
383 unless we're producing PIC; mark that action unreachable().
384 (ix86_save_reg): If the function contains a nonlocal label, save the
386 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
387 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
388 (update_pic_label_number_if_needed): New.
389 (machopic_output_function_base_name): Adjust for nonlocal receiver
391 (machopic_should_output_picbase_label): New.
392 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
393 (nonlocal_goto_receiver): New insn and split.
395 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
397 Backport from mainline
398 2013-08-27 Christian Widmer <shadow@umbrox.de>
401 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
402 of Ivy Bridge processors.
404 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
407 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
408 suggested mode for the assignment isn't compatible with the
411 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
413 Backport from mainline
414 2013-08-12 Perez Read <netfirewall@gmail.com>
417 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
418 operand 0 for intel asm alternative.
419 (*movabs<mode>_2): Ditto for operand 1.
421 2013-08-13 Marek Polacek <polacek@redhat.com>
424 2013-0813 Marek Polacek <polacek@redhat.com>
425 Jakub Jelinek <jakub@redhat.com>
427 PR tree-optimization/57980
428 * tree-tailcall.c (process_assignment): Return false
429 when not dealing with integers or floats.
431 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
433 Backport from mainline
434 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
436 * collect2-aix.h: Define F_LOADONLY.
438 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
440 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
441 the implied StoreLoad barrier for atomic operations if before.
443 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
445 Backport from 2013-07-11 trunk r200901.
448 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
449 name seen by assembler/linker if available.
451 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
453 Backport from 2013-07-10 trunk r200872.
456 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
459 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
461 Backport from mainline
462 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
464 * config/i386/sse.md (sse_movlhps): Change alternative 3
467 2013-07-09 Joseph Myers <joseph@codesourcery.com>
469 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
470 adjust register size for TDmode and TFmode for VSX registers.
472 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
474 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
476 2013-07-08 Jakub Jelinek <jakub@redhat.com>
478 PR rtl-optimization/57829
479 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
480 mask bits outside of mode are just sign-extension from mode to HWI.
482 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
484 Backport from mainline
485 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
488 * config/i386/i386.c (construct_container): Report error if
489 long double is used with disabled x87 float returns.
491 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
493 Backport from mainline
494 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
497 * collect2.c (collect_atexit): New.
498 (collect_exit): Delete.
499 (main): Register collect_atexit with atexit.
500 (collect_wait): Change collect_exit to exit.
502 * collect2.h (collect_exit): Delete.
503 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
505 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
507 Backport from mainline
508 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
510 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
511 cmp_code to construct REG_EQUAL note.
513 Backport from mainline
514 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
516 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
517 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
519 Backport from mainline
520 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
523 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
524 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
525 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
527 2013-06-09 Jakub Jelinek <jakub@redhat.com>
530 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
531 that operands[2] doesn't overlap with operands[0].
533 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
536 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
537 for non-sse2 targets. Simplify mode attribute calculation.
539 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
541 Backport from mainline
542 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
544 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
545 cache parameters using detect_caches_amd also for CYRIX,
546 NSC and TM2 signatures.
548 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
549 Dzianis Kahanovich <mahatma@eu.by>
553 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
554 VIA/Centaur processors and determine their cache parameters
555 using detect_caches_amd.
557 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
559 * config/i386/i386.c (ix86_option_override_internal): Add
560 PTA_POPCNT to corei7 entry.
562 2013-05-14 Richard Biener <rguenther@suse.de>
564 PR gcov-profile/57269
565 Backport from mainline
566 2012-06-30 Nathan Sidwell <nathan@acm.org>
568 * coverage.c (coverage_init): Read counts file before writing
571 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
574 Backport from mainline
575 2013-01-22 Jakub Jelinek <jakub@redhat.com>
578 * config/i386/i386.md (UNSPEC_STOS): New.
579 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
580 *strsetqi_1): Add UNSPEC_STOS.
582 2013-05-10 Joey Ye <joey.ye@arm.com>
584 Backport from mainline
585 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
588 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
590 (thumb1_extendhisi2): Reduce Thumb pool range.
591 (arm_movdi): Likewise.
592 (thumb1_movdi_insn): Likewise.
593 (thumb1_movsi_insn): Likewise.
594 (pic_load_addr_unified): Likewise.
595 (pic_load_addr_32bit): Likewise.
596 (pic_load_addr_thumb1): Likewise.
597 (thumb1_movhf): Likewise.
598 (arm_movsf_soft_insn): Likewise.
599 (thumb1_movsf_soft_insn): Likewise.
600 (movdf_soft_insn): Likewise.
601 (thumb1_movdf_soft_insn): Likewise.
602 * config/arm/neon.md (*neon_mov<mode>): Likewise.
603 (*neon_mov<mode>): Likwise.
604 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
605 (*thumb2_movhi_insn): Likewise.
606 (*thumb2_extendqisi_v6): Likewise.
607 (*thumb2_zero_extendqisi_v6): Likewise.
608 (*thumb2_zero_extendqisi2_v6): Likewise.
609 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
610 (*movdi_vfp): Likewise.
611 (*movdi_vfp_cortexa8): Likewise.
612 (*thumb2_movsf_vfp): Likewise.
613 (*thumb2_movdf_vfp): Likewise.
615 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
617 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
618 Add mthumb/march=armv7-a multilib.
619 Add mthumb/march=armv7-r multilib.
620 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
622 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
625 * config/v850/t-rtems: Add more multilibs.
627 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
630 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
633 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
634 to save TFmode registers and DImode to save TImode registers for
635 caller save operations.
636 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
637 mark being partially clobbered since they only use the first
640 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
641 and TDmode only use the upper 64-bits of each VSX register.
643 2013-05-03 Marek Polacek <polacek@redhat.com>
645 Backport from mainline
646 2013-04-25 Marek Polacek <polacek@redhat.com>
648 PR tree-optimization/57066
649 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
651 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
653 Backport from mainline
654 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
657 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
659 (*zero_extendsidi2): Ditto.
661 Backport from mainline
662 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
665 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
667 2013-04-29 Christian Bruel <christian.bruel@st.com>
670 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
672 2013-04-27 Jakub Jelinek <jakub@redhat.com>
675 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
676 the immediate rotate count.
678 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
680 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
682 2013-04-19 Matthias Klose <doko@ubuntu.com>
686 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
688 Backport from mainline
689 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
690 Alexander Monakov <amonakov@ispras.ru>
693 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
694 flush pending lists also on non-jumps. Adjust comment.
697 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
699 * sched-deps.c (add_dependence_list_and_free): Simplify.
700 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
701 lists when add_dependence_list_and_free doesn't free them.
703 2013-04-19 Marek Polacek <polacek@redhat.com>
705 Backport from mainline
706 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
707 Jakub Jelinek <jakub@redhat.com>
709 PR tree-optimization/48189
710 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
711 If nitercst is 0, don't predict the exit edge.
713 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
715 Backport from mainline
716 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
717 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
719 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
722 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
724 * doc/tm.texi: Update.
725 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
726 * target.def (force_at_comp_dir): New hook.
727 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
728 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
730 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
733 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
734 (S_MODES): Set H_MODE bit.
735 (SF_MODES): Set only S_MODE and SF_MODE bits.
736 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
737 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
738 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
739 <MODE_FLOAT>: Likewise.
741 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
743 Backport from mainline:
744 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
747 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
748 nuses, make sure we have a label.
750 2013-04-11 Richard Biener <rguenther@suse.de>
752 * BASE-VER: Set to 4.7.4.
753 * DEV-PHASE: Set to prerelease.
755 2013-04-11 Release Manager
757 * GCC 4.7.3 released.
759 2013-04-10 David S. Miller <davem@davemloft.net>
761 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
764 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
768 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
770 Backport from mainline
771 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
772 Alexander Monakov <amonakov@ispras.ru>
775 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
776 flush pending lists also on non-jumps. Adjust comment.
778 2013-04-03 Richard Biener <rguenther@suse.de>
780 PR tree-optimization/56501
781 * tree-switch-conversion.c (check_process_case): Properly
782 handle !single_succ_p case.
784 2013-04-03 Jakub Jelinek <jakub@redhat.com>
786 Backported from mainline
787 2013-03-06 Jakub Jelinek <jakub@redhat.com>
789 PR tree-optimization/56539
790 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
791 instead of GSI_CONTINUE_LINKING as last argument to
792 force_gimple_operand_gsi. Adjust function comment.
794 2013-03-05 Jakub Jelinek <jakub@redhat.com>
797 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
798 (avoid_complex_debug_insns): New function.
799 (expand_debug_locations): Call it.
801 2013-04-02 Wei Mi <wmi@google.com>
803 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
804 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
805 *<rotate_insn><mode>3_mask in i386.md.
807 2013-04-02 Richard Biener <rguenther@suse.de>
810 Backport from mainline
811 2012-05-16 Richard Guenther <rguenther@suse.de>
813 * tree-inline.c (declare_return_variable): Properly handle
814 DECL_BY_REFERENCE return vars in SSA form.
816 2013-04-01 Wei Mi <wmi@google.com>
818 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
819 Truncate operand 2 using %b asm operand modifier.
820 (*<shift_insn><mode>3_mask): Ditto.
821 (*<rotate_insn><mode>3_mask): Ditto.
823 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
825 * config/i386/i386.md (*movsf_internal): Change type of
826 alternatives 3,4 to imov.
828 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
830 Backport from mainline
831 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
834 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
835 when the may_trap_p bit of the exprs being merged differs.
836 Reorder tests for speculativeness in the logical and operator.
838 Backport from mainline
839 2013-03-05 Jakub Jelinek <jakub@redhat.com>
842 * sel-sched-ir.c (free_sched_pools): Release
843 succs_info_pool.stack[succs_info_pool.max_top] vectors too
844 if succs_info_pool.max_top isn't -1.
846 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
848 Backport from mainline
849 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
852 * sel-sched.c: Include ira.h.
853 (implicit_clobber_conflict_p): New function.
854 (moveup_expr): Use it.
855 * Makefile.in (sel-sched.o): Depend on ira.h.
857 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
859 Backport from mainline
860 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
861 Alexander Monakov <amonakov@ispras.ru>
864 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
865 flush pending lists also on non-jumps. Adjust comment.
867 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
869 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
870 * doc/extend.texi (Named Address Spaces): Ditto.
871 (Variable Attributes): Ditto.
873 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
875 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
876 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
879 2013-03-27 Walter Lee <walt@tilera.com>
881 Backport from mainline:
882 2013-03-27 Walter Lee <walt@tilera.com>
884 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
885 double-decrement of next_scratch_regno.
887 2013-03-27 Walter Lee <walt@tilera.com>
889 Backport from mainline:
890 2013-03-27 Walter Lee <walt@tilera.com>
892 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
894 (insn_v1mulus): Ditto.
895 (insn_v2muls): Ditto.
897 2013-03-27 Walter Lee <walt@tilera.com>
899 Backport from mainline:
900 2013-03-27 Walter Lee <walt@tilera.com>
902 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
904 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
906 2013-03-27 Walter Lee <walt@tilera.com>
908 Backport from mainline:
909 2013-03-27 Walter Lee <walt@tilera.com>
911 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
913 (*sibcall_value): Ditto.
915 2013-03-27 Walter Lee <walt@tilera.com>
917 Backport from mainline:
918 2013-03-27 Walter Lee <walt@tilera.com>
920 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
921 (insn_mnz_v8qi): ... this ...
922 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
924 (insn_v<n>mnz): Replaced by ...
925 (insn_v1mnz): ... this ...
926 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
928 (insn_mz_<mode>): Replaced by ...
929 (insn_mz_v8qi): ... this ...
930 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
932 (insn_v<n>mz): Replaced by ...
933 (insn_v1mz): ... this ...
934 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
937 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
939 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
941 2013-03-26 Richard Biener <rguenther@suse.de>
943 Backport from mainline:
944 2013-03-13 Richard Biener <rguenther@suse.de>
946 PR tree-optimization/56608
947 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
948 calls when vectorizing basic-blocks.
950 2013-03-05 Richard Biener <rguenther@suse.de>
952 PR tree-optimization/56270
953 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
954 of loads after scheduling an SLP instance.
956 2013-03-26 Walter Lee <walt@tilera.com>
958 Backport from mainline:
959 2013-03-26 Walter Lee <walt@tilera.com>
961 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
962 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
964 2013-03-26 Walter Lee <walt@tilera.com>
966 Backport from mainline:
967 2013-03-25 Walter Lee <walt@tilera.com>
969 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
970 TILEGX_INSN_SHUFFLEBYTES1.
971 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
973 (tilegx_builtins): Ditto.
974 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
976 2013-03-26 Walter Lee <walt@tilera.com>
978 Backport from mainline:
979 2013-03-25 Walter Lee <walt@tilera.com>
981 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
982 tests for constraint J, K, N, P.
984 2013-03-26 Walter Lee <walt@tilera.com>
986 Backport from mainline:
987 2013-03-25 Walter Lee <walt@tilera.com>
989 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
990 Use indirect/pcrel encoding.
991 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
994 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
996 Backport from mainline:
997 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
998 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1001 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1002 (musermode): Convert to Var(TARGET_USERMODE).
1003 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1004 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1005 * config/sh/sh.c (sh_option_override): Use
1006 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1007 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1009 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1011 (udivsi3_i4_single, divsi3_i4_single): Use
1012 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1013 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1014 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1015 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1016 (SUBTARGET_OVERRIDE_OPTIONS): New.
1018 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
1020 Backport from mainline:
1021 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1023 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
1024 to m2a-single instead of m2e.
1026 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1029 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
1032 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
1035 * config/i386/i386.c (init_cumulative_args): Also set
1036 cum->callee_return_avx256_p.
1037 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
1038 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
1040 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
1041 callee_return_avx256_p.
1043 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1045 Backport from mainline:
1046 2012-12-04 Ian Lance Taylor <iant@google.com>
1048 * godump.c (find_dummy_types): Output a dummy type if we couldn't
1049 output the real type.
1051 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
1054 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
1055 (PLUS_EXPR): Likewise.
1056 * doc/cppopts.texi (--help): Likewise.
1057 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
1058 (-fdump-rtl-cprop_hardreg): Likewise.
1059 (-fdump-rtl-csa): Likewise.
1060 (-fdump-rtl-dce): Likewise.
1061 (-fdump-rtl-dbr): Likewise.
1062 (-fdump-rtl-into_cfglayout): Likewise.
1063 (-fdump-rtl-outof_cfglayout): Likewise.
1065 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
1068 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
1069 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1072 2013-03-14 Seth LaForge <sethml@google.com>
1075 Backport from mainline
1076 2012-10-22 Julian Brown <julian@codesourcery.com>
1078 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
1079 VFP D registers in big-endian mode.
1081 2013-03-08 Joey Ye <joey.ye@arm.com>
1083 Backport from mainline
1084 2013-03-06 Joey Ye <joey.ye@arm.com>
1087 * gcc.c (convert_white_space): New function.
1088 (main): Handles white space in function name.
1090 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1092 Backport from mainline
1093 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
1096 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
1097 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
1098 to SH_DIV_CALL_TABLE for TARGET_SH2.
1099 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
1101 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
1102 mdiv= call-div1, call-fp, call-table options.
1104 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
1106 * config.gcc (arm*-*-rtemself*): New.
1107 (arm*-*-rtems*): Removed.
1108 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
1109 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
1111 2013-03-01 Richard Biener <rguenther@suse.de>
1113 Backport from mainline
1114 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
1116 PR tree-optimization/55481
1117 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
1118 back to general rewriting if we cannot leave an original biv
1121 2013-03-01 Richard Biener <rguenther@suse.de>
1123 Backport from mainline
1124 2012-04-10 Richard Guenther <rguenther@suse.de>
1127 * gimple-low.c (gimple_check_call_args): Properly account for
1128 compatible aggregate types.
1130 2013-02-26 Nick Clifton <nickc@redhat.com>
1133 Import this patch from the mainline:
1135 2012-08-17 Nick Clifton <nickc@redhat.com>
1137 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
1138 (branch_true): Likewise.
1139 (branch_false): Likewise.
1141 2013-02-26 Jakub Jelinek <jakub@redhat.com>
1143 PR tree-optimization/56443
1144 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
1145 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
1146 to type_for_mode langhook.
1148 2013-02-21 Jakub Jelinek <jakub@redhat.com>
1151 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
1154 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1156 Backported from mainline
1157 2013-02-19 Jakub Jelinek <jakub@redhat.com>
1159 PR tree-optimization/56350
1160 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
1161 if haven't found reduction or nested cycle operand, rather than
1162 asserting we must find it.
1164 PR tree-optimization/56381
1165 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
1168 2013-02-08 Jakub Jelinek <jakub@redhat.com>
1170 PR tree-optimization/56250
1171 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
1172 if type is unsigned and code isn't MULT_EXPR.
1174 2013-02-06 Jakub Jelinek <jakub@redhat.com>
1177 * omp-low.c (use_pointer_for_field): Return false if
1178 lower_send_shared_vars doesn't generate any copy-out code.
1180 2012-11-27 Jakub Jelinek <jakub@redhat.com>
1182 PR tree-optimization/55110
1183 * tree-vect-loop.c (vectorizable_reduction): Don't assert
1184 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
1186 2013-02-18 Richard Biener <rguenther@suse.de>
1189 2013-02-04 Richard Biener <rguenther@suse.de>
1191 Backport from mainline
1192 2012-07-04 Richard Guenther <rguenther@suse.de>
1194 PR tree-optimization/53844
1195 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1196 the loop virtual PHI.
1198 2013-02-13 David S. Miller <davem@davemloft.net>
1200 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1202 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1204 Backport from mainline
1205 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1207 PR rtl-optimization/56275
1208 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1209 offset is non-negative and less than cmode size before
1210 calling simplify_subreg.
1212 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1214 Backport from mainline
1215 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1217 * config/i386/sse.md (FMAMODEM): New mode iterator.
1218 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1219 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1221 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1223 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1224 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1225 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1227 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1229 Backport from mainline
1230 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1233 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1234 If there is no implicit builtin declaration, just return NULL.
1236 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1237 Michael Meissner <meissner@linux.vnet.ibm.com>
1239 Backport from mainline
1240 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1241 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1243 2013-02-07 David S. Miller <davem@davemloft.net>
1245 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1247 * var-tracking.c (vt_add_function_parameter): Test the presence of
1248 HAVE_window_save properly and do not remap argument registers when
1249 we have a leaf function.
1251 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1253 Backport from mainline
1254 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1257 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1259 * config/i386/i386.c (ix86_print_operand): Ditto.
1261 2013-02-07 Alan Modra <amodra@gmail.com>
1264 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1265 static chain, set REST_INLINE_FPRS too.
1267 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1269 Backport from mainline
1270 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1272 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1273 * configure: Regenerate.
1275 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1277 Backport from mainline
1278 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1279 Andrew Dixie <andrewd@gentrack.com>
1281 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1284 2013-02-05 Richard Biener <rguenther@suse.de>
1286 Backport from mainline
1287 2012-12-10 Richard Biener <rguenther@suse.de>
1289 PR tree-optimization/55107
1290 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1291 (bitmap_set_replace_value): Add gcc_unreachable.
1292 (do_regular_insertion): Re-write all_same handling. Insert
1293 an assignment instead of a PHI in this case.
1294 (execute_pre): Do not record constified events.
1296 2013-02-05 Richard Biener <rguenther@suse.de>
1298 PR tree-optimization/54767
1299 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1300 backedges drop all symbolical range information.
1301 (execute_vrp): Compute backedges.
1303 2013-02-04 Richard Biener <rguenther@suse.de>
1305 Backport from mainline
1306 2012-01-11 Richard Guenther <rguenther@suse.de>
1308 PR tree-optimization/44061
1309 * tree-vrp.c (extract_range_basic): Compute zero as
1310 value-range for __builtin_constant_p of function parameters.
1312 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1315 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1317 2013-02-04 Richard Biener <rguenther@suse.de>
1319 Backport from mainline
1320 2012-07-04 Richard Guenther <rguenther@suse.de>
1322 PR tree-optimization/53844
1323 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1324 the loop virtual PHI.
1326 2012-12-13 Richard Biener <rguenther@suse.de>
1329 * tree-streamer.c (record_common_node): Check that we are not
1330 recursively pre-loading nodes we want to skip. Handle
1331 char_type_node appearing as part of va_list_type_node.
1333 2013-02-04 Richard Biener <rguenther@suse.de>
1336 * gimple.h (gimple_call_builtin_class_p): New function.
1337 * gimple.c (validate_call): New function.
1338 (gimple_call_builtin_class_p): Likewise.
1339 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1340 Use gimple_call_builtin_class_p.
1341 (find_func_clobbers): Likewise.
1342 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1343 (strlen_optimize_stmt): Likewise.
1345 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1347 Backported from mainline
1348 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1350 PR tree-optimization/56125
1351 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1352 pow(x,c) into sqrt(x) * powi(x, n/2) or
1353 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1354 optimizing for size.
1355 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1356 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1359 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1361 PR tree-optimization/56098
1362 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1363 for stmts with volatile ops.
1364 (cond_store_replacement): Don't optimize if assign has volatile ops.
1365 (cond_if_else_store_replacement_1): Don't optimize if either
1366 then_assign or else_assign have volatile ops.
1368 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1371 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1372 instead of cmpdi_operand for first comparison operand.
1373 Don't assert that comparison operands aren't both constants.
1375 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1377 PR tree-optimization/56051
1378 * fold-const.c (fold_binary_loc): Don't fold
1379 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1380 a narrowing conversion, or widening conversion from signed
1383 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1386 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1387 the case where writing real complex part of target modifies
1390 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1393 * function.c (thread_prologue_and_epilogue_insns): Always
1394 add crtl->drap_reg to set_up_by_prologue.set, even if
1395 stack_realign_drap is false.
1397 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1399 PR tree-optimization/55921
1400 * tree-complex.c (expand_complex_asm): New function.
1401 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1403 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1405 PR rtl-optimization/55838
1406 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1407 iv0.step, iv1.step and step.
1409 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1412 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1413 * gimple-low.c: Include langhooks.c.
1414 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1415 by default call lang_hooks.block_may_fallthru.
1416 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1418 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1419 (LANG_HOOKS_INITIALIZER): Use it.
1421 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1424 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1425 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1426 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1427 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1428 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1430 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1432 PR tree-optimization/55236
1433 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1434 and signed ARG0_TYPE, force low and high to be non-NULL.
1436 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1438 PR rtl-optimization/54127
1439 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1440 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1441 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1442 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1443 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1445 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1447 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1448 range isn't testing for zero.
1450 2013-01-29 Richard Biener <rguenther@suse.de>
1452 PR tree-optimization/56113
1453 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1455 (label_visit): Free duplicate bitmaps and record the leader instead.
1456 (perform_var_substitution): Adjust.
1458 2013-01-28 Serowk <serowk@yandex.ru>
1461 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1462 Fix mode checks to allow for the passing of constants in the
1464 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1465 Add entries in the switch statement for builtin iwmmxt vector
1466 shift and rotate builtins.
1468 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1470 Backport from mainline
1471 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1474 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1475 operand 0 in movabs insn template for -masm=intel asm alternative.
1476 (*movabs<mode>_2): Ditto for operand 1.
1478 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1480 Backport from mainline
1481 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1484 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1485 alternative to (o,r).
1486 (*movdi_internal_rex64): Remove (!o,n) alternative.
1487 (DImode immediate->memory splitter): Remove.
1488 (DImode immediate->memory peephole2): Remove.
1489 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1490 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1491 alternative to (!o,*r).
1492 (*movtf_internal_sse): New pattern.
1493 (*movxf_internal_rex64): New pattern.
1494 (*movxf_internal): Disable for TARGET_64BIT.
1495 (*movdf_internal_rex64): Remove (!o,F) alternative.
1497 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1499 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1500 involving stack registers slightly.
1502 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1504 * config/i386/constraints.md (Yf): New constraint.
1505 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1506 of f constraint to conditionaly disable x87 register preferences.
1507 (*movdf_internal): Ditto.
1508 (*movsf_internal): Ditto.
1510 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1512 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1513 (*movtf_internal_rex64): Add (!o,C) alternative
1514 (*movxf_internal_rex64): Ditto.
1515 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1517 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1519 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1521 2013-01-24 Martin Jambor <mjambor@suse.cz>
1523 Backport from mainline
1524 2013-01-04 Martin Jambor <mjambor@suse.cz>
1526 PR tree-optimization/55755
1527 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1528 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1530 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1532 Backport from mainline
1533 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1537 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1539 PR rtl-optimization/56023
1540 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1541 dependent on debug instruction.
1543 2013-01-21 Martin Jambor <mjambor@suse.cz>
1545 Backport from mainline
1546 2013-01-17 Martin Jambor <mjambor@suse.cz>
1548 PR tree-optimizations/55264
1549 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1550 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1551 for virtual functions.
1552 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1553 for virtual methods.
1554 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1555 virtual methods before inlining is over.
1557 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1559 Backport from mainline
1560 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1563 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1564 store through atomic_store<mode>_1.
1565 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1567 2013-01-16 Richard Biener <rguenther@suse.de>
1570 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1571 account for bitpos when computing alignment.
1573 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1575 Backport from 2013-01-14 trunk r195169.
1578 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1579 etc. to 1 and not to __flash.
1580 Use LL suffix for __INT24_MAX__ with -mint8.
1581 Use ULL suffix for __UINT24_MAX__ with -mint8.
1583 2013-01-14 Matthias Klose <doko@ubuntu.com>
1585 * doc/invoke.texi: Document -print-multiarch.
1586 * doc/install.texi: Document --enable-multiarch.
1587 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1588 * configure.ac: Add --enable-multiarch option.
1589 Substitute with_cpu, with_float.
1590 * configure: Regenerate.
1591 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1592 enable_multiarch, with_cpu, with_float: New macros.
1593 if_multiarch: New macro, define in terms of enable_multiarch.
1594 * genmultilib: Add new argument for the multiarch name.
1595 * gcc.c (multiarch_dir): Define.
1596 (for_each_path): Search for multiarch suffixes.
1597 (driver_handle_option): Handle multiarch option.
1598 (do_spec_1): Pass -imultiarch if defined.
1599 (main): Print multiarch.
1600 (set_multilib_dir): Separate multilib and multiarch names
1601 from multilib_select.
1602 (print_multilib_info): Ignore multiarch names in multilib_select.
1603 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1604 * cppdefault.h (default_include): Document multiarch in multilib
1606 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1607 include directory for multiarch directories.
1608 * common.opt: New options --print-multiarch and -imultilib.
1610 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1611 Include i386/t-linux.
1612 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1613 Include i386/t-kfreebsd.
1614 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1615 * config/i386/t-linux64: Add multiarch names in
1616 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1617 * config/i386/t-gnu: New file.
1618 * config/i386/t-kfreebsd: Likewise.
1619 * config/i386/t-linux: Likewise.
1621 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1622 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1623 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1624 for 32bit non-biarch configurations.
1626 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1627 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1630 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1632 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1634 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1635 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1636 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1638 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1639 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1640 Include rs6000/t-linux for 32bit non-biarch configurations.
1642 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1644 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1646 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1647 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1649 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1650 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1652 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1654 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1655 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1656 (vect_estimate_min_profitable_iter): Adjust to above fix.
1657 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1659 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1661 Backport from mainline
1662 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1664 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1665 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1666 documentation. Add missing '__' in front of
1667 __builtin_ia32_packssdw256.
1669 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1671 Backport from mainline
1672 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1674 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1675 attribute of movddup insn to DF.
1676 (*vec_interleave_lowv2df): Ditto.
1677 (vec_dupv2df): Ditto.
1679 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1681 Backport from 2013-01-07 trunk r194991, r194992.
1684 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1687 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1688 (avr_addrspace_t): Add .section_name field.
1689 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1691 (avr_addrspace): Same. Initialize .section_name. Remove last
1692 NULL entry. Put __memx into .progmemx.data.
1693 (progmem_section_prefix): Remove.
1694 (avr_asm_init_sections): No need to initialize progmem_section.
1695 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1696 section name prefix.
1697 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1698 retrieve the progmem section.
1699 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1700 boundary to run over avr_addrspace[].
1701 (avr_register_target_pragmas): Ditto.
1703 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1705 Backport from 2013-01-07 trunk r194978.
1708 * doc/install.texi (Cross-Compiler-Specific Options): Document
1711 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1713 Backport from 2013-01-07 trunk r194968.
1716 * config/avr/t-avr: Don't automatically rebuild
1717 $(srcdir)/config/avr/t-multilib
1718 $(srcdir)/config/avr/avr-tables.opt
1719 (avr-mcus): New phony target to build them on request.
1720 (s-avr-mlib): Remove.
1721 * avr/avr-mcus.def: Adjust comments.
1723 2013-01-07 Terry Guo <terry.guo@arm.com>
1725 Backport from mainline
1726 2012-12-19 Terry Guo <terry.guo@arm.com>
1728 * config/arm/arm.c (thumb_find_work_register): Check argument
1729 register number based on current PCS.
1731 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1733 Backport from mainline
1734 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1737 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1738 selected code model, define __code_mode_small__, __code_model_medium__,
1739 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1740 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1741 xchg temporary register with %k. Declare temporary register as
1743 [__x86_64__]: For medium and large code models, preserve %rbx register.
1745 2013-01-03 Richard Henderson <rth@redhat.com>
1747 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1748 after eliminating TLS symbols.
1750 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1753 * config/pa/pa.md (movsi): Revert previous change.
1754 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1757 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1760 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1763 2013-01-02 Jason Merrill <jason@redhat.com>
1766 * tree.c (build_array_type_1): Revert earlier change.
1768 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1771 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1772 after reload starts.
1774 2012-12-21 Martin Jambor <mjambor@suse.cz>
1776 PR tree-optimization/55355
1777 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1778 bit_position is small enough to fit a single HOST_WIDE_INT.
1780 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1782 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1784 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1786 Backport from mainline
1787 2012-10-15 Matthias Klose <doko@ubuntu.com>
1789 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1790 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1792 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1793 Tomash Brechko <tomash.brechko@gmail.com>
1796 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1797 handling of before and after cases.
1798 * config/sparc/sync.md (atomic_store): Fix pasto.
1800 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1802 * optabs.c (expand_atomic_store): Elide redundant model test.
1804 2012-12-13 Richard Henderson <rth@redhat.com>
1807 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1809 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1812 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1813 (tldo_stb_sp64): Likewise.
1814 (tldo_sth_sp32): Likewise.
1815 (tldo_sth_sp64): Likewise.
1816 (tldo_stw_sp32): Likewise.
1817 (tldo_stw_sp64): Likewise.
1818 (tldo_stx_sp64): Likewise.
1820 2012-12-10 Kai Tietz <ktietz@redhat.com>
1823 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1825 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1827 Backport from mainline
1828 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1829 H.J. Lu <hongjiu.lu@intel.com>
1832 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1833 before using it as insn or call equivalent.
1835 2012-12-06 Jason Merrill <jason@redhat.com>
1838 * tree.c (build_array_type_1): Re-layout if we found it in the
1841 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1843 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1844 opaque cond in all call insns.
1846 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1848 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1849 area if the function allocates dynamic stack space.
1850 (ia64_initial_elimination_offset): Adjust offsets to above change.
1852 2012-12-03 Richard Biener <rguenther@suse.de>
1854 Backport from mainline
1855 2012-09-24 Richard Guenther <rguenther@suse.de>
1857 PR tree-optimization/53663
1858 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1859 native encode/interpret translation on VN_WALKREWRITE.
1861 2012-12-03 Kai Tietz <ktietz@redhat.com>
1864 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1867 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1870 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1872 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1874 Backport from mainline:
1875 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1878 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1879 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1880 (in_nullified_branch_delay): Likewise.
1881 (in_call_delay): Likewise.
1882 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1883 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1884 the $$sh_func_adrs call as variable. Update type of sibcalls and
1885 $$sh_func_adrs call.
1886 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1887 length instead of adjustment. Handle negative and undefined call
1888 adjustments for insn_default_length. Remove adjustment for millicode
1889 insn with unfilled delay slot.
1890 (pa_output_millicode_call): Update for revised millicode length.
1891 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1893 2012-11-29 Kai Tietz <ktietz@redhat.com>
1896 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1897 use by XNEWVEC/XRESIZEVEC.
1899 * i386.c (get_scratch_register_on_entry): Handle
1900 thiscall-convention.
1901 (split_stack_prologue_scratch_regno): Likewise.
1902 (ix86_static_chain): Likewise.
1903 (x86_output_mi_thunk): Likewise.
1905 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1907 Backported from mainline
1908 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1909 Markus Trippelsdorf <markus@trippelsdorf.de>
1912 * lto-opts.c (lto_write_options): Also handle
1913 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1914 OPT_SPECIAL_program_name.
1917 * lto-wrapper.c (merge_and_complain): Handle
1918 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1919 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1921 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1923 PR rtl-optimization/55489
1924 * gcse.c (compute_transp): Precompute a canonical version
1925 of XEXP (x, 0), and pass it to canon_true_dependence.
1927 2012-11-27 Richard Biener <rguenther@suse.de>
1930 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1931 stmt with a NOP instead of removing it.
1933 2012-11-26 Richard Biener <rguenther@suse.de>
1935 Backport from mainline
1936 2012-10-19 Richard Biener <rguenther@suse.de>
1938 PR tree-optimization/54976
1939 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1940 Robustify against odd inner_mode inputs.
1942 2012-10-12 Richard Biener <rguenther@suse.de>
1944 PR tree-optimization/54894
1945 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1946 Handle over-aligned scalar types properly.
1948 2012-10-02 Richard Guenther <rguenther@suse.de>
1951 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1952 cleaning up the CFG.
1954 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1956 Backport from mainline
1957 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1959 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1960 explaining the register ordering preferences.
1962 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1963 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1964 constraints so that the traditional floating point loads, stores,
1965 and moves are done first, then the VSX loads, stores, and moves,
1966 and finally the GPR loads, stores, and moves so that reload
1967 chooses FPRs over GPRs, and uses the traditional load/store
1968 instructions which provide an offset.
1969 (movdf_hardfloat64): Likewise.
1971 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1973 Backported from mainline
1974 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1975 H.J. Lu <hongjiu.lu@intel.com>
1978 * config/i386/i386.c (legitimize_pic_address): Properly handle
1980 (ix86_print_operand_address): Set code to 'k' when forcing
1981 addr32 prefix. For x32, zero-extend negative displacement if
1984 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1986 * common.opt (fvar-tracking-uninit): Document.
1987 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1988 * config/darwin.c (darwin_override_options): Likewise.
1990 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1992 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1993 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1995 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1997 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1999 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
2001 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
2004 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
2006 Backport from mainline
2007 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2009 * config/i386/i386.c (ix86_init_machine_status): Do not
2010 explicitly clear tls_descriptor_call_expanded_p again.
2012 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2014 * config/i386/sse.md
2015 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
2016 as read and written by the instruction.
2018 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
2020 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
2021 (ix86_instantiate_decls): New function.
2022 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
2023 stack slot instead of SLOT_VIRTUAL.
2024 <case IX86_BUILTIN_STMXCSR>: Ditto.
2025 (assign_386_stack_local): Do not assert when virtual slot is valid.
2026 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
2027 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
2028 (truncxf<mode>2): Ditto.
2029 (floatunssi<mode>2): Ditto.
2030 (isinf<mode>2): Ditto.
2031 * config/i386/sync.md (atomic_load<mode>): Ditto.
2032 (atomic_store<mode>): Ditto.
2034 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
2037 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
2038 the argument is itself a conditional expression.
2040 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
2042 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2045 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
2047 PR tree-optimization/54986
2048 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
2049 conversions on entry but add them back on exit if needed.
2051 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
2054 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
2056 (print_reg): Use true_regnum rather than REGNO.
2057 (ix86_print_operand_address): Remove SUBREG handling.
2059 2012-11-05 Jakub Jelinek <jakub@redhat.com>
2061 Backported from mainline
2062 2012-10-24 Jakub Jelinek <jakub@redhat.com>
2065 * gimple.h (is_gimple_sizepos): New inline function.
2066 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
2067 final assignment to expr variable.
2068 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
2069 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
2070 into a local temporary.
2072 2012-10-10 Jakub Jelinek <jakub@redhat.com>
2074 PR tree-optimization/54877
2075 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
2076 use make_ssa_name instead of copy_ssa_name.
2078 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
2080 Backport from mainline
2081 2012-10-31 Jakub Jelinek <jakub@redhat.com>
2083 PR tree-optimization/53708
2084 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
2085 user-supplied alignment when used with an explicit section name.
2087 2012-11-02 Jeff Law <law@redhat.com>
2089 PR tree-optimization/54985
2090 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
2091 from thread_across_edge.
2092 (thread_across_edge): Use it in all cases where we might thread
2095 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
2097 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
2098 special register pushes before frame probing and allocation.
2100 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
2101 Joel Sherrill <joel.sherrill@oarcorp.com>
2103 * config/sparc/t-rtems: New (Custom multilibs).
2104 * config/sparc/t-rtems-64: New (Custom multilibs).
2105 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
2106 (sparc-*-rtems*): Add sparc/t-rtems.
2108 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
2110 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
2112 (hash_rtx): Likewise.
2114 2012-10-29 Terry Guo <terry.guo@arm.com>
2116 Backport from mainline
2117 2012-10-11 Terry Guo <terry.guo@arm.com>
2119 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
2121 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2124 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
2126 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
2127 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2129 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2131 * config/avr/t-rtems: Revert previous commit.
2133 2012-10-26 Terry Guo <terry.guo@arm.com>
2135 Backport from mainline
2136 2012-10-23 Terry Guo <terry.guo@arm.com>
2139 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
2142 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
2144 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
2146 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2148 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2150 * config.gcc (microblaze*-*-rtems*): New target.
2151 * config/microblaze/rtems.h: New.
2152 * config/microblaze/t-rtems: New.
2154 2012-10-25 Richard Biener <rguenther@suse.de>
2156 PR tree-optimization/54902
2157 * tree-ssa-pre.c (fini_pre): Return TODO.
2158 (execute_pre): Adjust.
2159 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
2160 blocks before computing dominators.
2162 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
2164 Backport from mainline
2165 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
2167 * config/i386/i386.c (memory_address_length): Assert that non-null
2168 base or index RTXes are registers. Do not check for REG RTXes.
2169 Determine addr32 prefix using SImode_address_operand or
2170 from original base and index RTXes. Simplify code.
2172 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
2174 * config/i386/i386-protos.h (memory_address_length): Add new bool
2175 argument. Update all uses.
2176 * config/i386/i386.c (memory_address_length): If not LEA insn, then
2177 add length of addr32 prefix based on mode of base or index register.
2178 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
2179 addresses here. Update call to memory_address_length.
2180 (ix86_print_address_operand): Use SImode_address_operand predicate.
2181 * config/i386/predicates.md (SImode_address_operand): New.
2182 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
2183 to calculate "mode" attribute. Use SImode_address_operand predicate
2184 instead of open-coding accepted RTX codes.
2186 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
2188 Backport from 2012-10-22 trunk r192685.
2189 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
2190 Note __AVR_<device>__ is not defined for cores.
2191 Don't point to --help=target.
2192 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2194 2012-10-19 Marek Polacek <polacek@redhat.com>
2196 Backported from mainline
2197 2012-10-19 Marek Polacek <polacek@redhat.com>
2200 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2201 pointer/non-pointer comparison.
2203 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2205 Backported from mainline
2206 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2209 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2210 sure the mode is correct when falling through from above cases.
2212 2012-10-19 Alan Modra <amodra@gmail.com>
2214 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2215 (HAVE_LD_LARGE_TOC): Likewise.
2216 * configure: Regenerate.
2218 2012-10-19 Alan Modra <amodra@gmail.com>
2220 * config/rs6000/predicates.md (splat_input_operand): Don't call
2221 input_operand for MEMs. Instead check for volatile and call
2222 memory_address_addr_space_p with modified mode.
2224 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2226 Backported from mainline
2227 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2229 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2231 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2233 PR rtl-optimization/54870
2234 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2235 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2236 SSA_NAME pointer that points to a partition if there is at least
2237 one variable with it set in the partition.
2238 * dse.c (local_variable_can_escape): New predicate.
2239 (can_escape): Call it.
2240 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2241 mark the SSA_NAME pointer that points to a partition.
2243 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2245 Backport from mainline
2246 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2248 PR rtl-optimization/53701
2249 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2250 rocess not only expr's vinsns but all old vinsns from expr's
2253 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2255 Backport from mainline
2256 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2259 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2261 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2262 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2263 only if producer writes to the register given by regno.
2265 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2267 Backport from mainline
2268 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2270 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2271 (UNSPEC_LOADU): New.
2272 (UNSPEC_STOREU): Ditto.
2273 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2274 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2275 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2276 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2277 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2278 (<sse2>_storedqu<avxsizesuffix>): ... this.
2279 (*sse4_2_pcmpestr_unaligned): Update.
2280 (*sse4_2_pcmpistr_unaligned): Ditto.
2282 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2283 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2284 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2285 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2286 gen_sse2_load{dqu,upd} to load from unaligned memory and
2287 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2289 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2290 Use CODE_FOR_sse_loadups.
2291 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2292 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2293 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2294 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2295 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2296 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2297 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2298 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2299 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2300 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2301 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2303 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2305 Backport from trunk (r190222):
2307 PR tree-optimization/54146
2308 * ifcvt.c: Include pointer-set.h.
2309 (cond_move_process_if_block): Change type of then_regs and
2310 else_regs from alloca'd array to pointer_sets.
2311 (check_cond_move_block): Update for this change.
2312 (cond_move_convert_if_block): Likewise.
2313 * Makefile.in: Fix dependencies for ifcvt.o.
2315 2012-10-15 Richard Guenther <rguenther@suse.de>
2317 PR tree-optimization/54920
2318 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2319 allocate temporary storage for all NARY elements.
2321 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2324 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2326 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2328 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2329 default_use_cxa_atexit to yes.
2331 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2333 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2335 2012-10-05 Jan Hubicka <jh@suse.cz>
2336 Jakub Jelinek <jakub@redhat.com>
2338 PR tree-optimization/33763
2339 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2340 attribute for redefined extern inline functions.
2342 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2344 Backported from mainline
2345 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2347 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2348 in SSE and YMM state support check for -march=native.
2350 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2353 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2356 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2358 Backported from mainline
2359 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2362 * doc/invoke.texi: Document -mprefer-avx128.
2364 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2366 Backported from mainline
2367 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2370 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2371 (XSTATE_FP): Likewise.
2372 (XSTATE_SSE): Likewise.
2373 (XSTATE_YMM): Likewise.
2374 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2375 SSE and YMM states aren't supported.
2377 2012-10-01 Tom de Vries <tom@codesourcery.com>
2379 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2382 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2385 * config/s390/s390.c (s390_option_override): Add missing break.
2387 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2389 Backport from mainline
2390 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2392 * config.gcc: Replace 'host' with 'target' when configuring for
2393 powerpc64*-*-freebsd.
2395 2012-09-28 Meador Inge <meadori@codesourcery.com>
2397 Backport from mainline
2398 2012-09-27 Meador Inge <meadori@codesourcery.com>
2400 * gcc-ar.c (main): Handle the returning of the sub-process error
2403 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2405 Backport from 2012-09-28 trunk r191821.
2406 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2408 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2411 * simplify-rtx.c (simplify_binary_operation_1): Perform
2412 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2414 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2416 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2417 TYPE_NONALIASED_COMPONENT flag.
2418 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2419 TYPE_NONALIASED_COMPONENT flag.
2421 2012-09-21 Richard Guenther <rguenther@suse.de>
2424 Backport from mainline
2425 2012-04-19 Richard Guenther <rguenther@suse.de>
2427 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2430 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2433 * c-typeck.c (c_cast_expr): When casting to a type requiring
2434 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2437 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2440 * c-typeck.c (build_unary_op): Pass original argument of
2441 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2442 any C_MAYBE_CONST_EXPR, if it has integer operands.
2443 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2444 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2445 to c_objc_common_truthvalue_conversion, then remove any
2446 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2447 c_objc_common_truthvalue_conversion not
2448 c_common_truthvalue_conversion.
2449 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2450 call note_integer_operands for arguments with integer operands
2451 that are not integer constants.
2453 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2455 Backported from mainline
2456 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2458 PR tree-optimization/54563
2459 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2460 gimple_purge_dead_eh_edges if last call has been changed.
2462 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2465 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2466 instead of (match_dup 0) as second argument to vec_merge.
2467 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2468 Remove third alternative.
2469 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2470 operand 2 instead of operand 1, but put it as first argument
2472 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2473 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2476 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2478 * BASE-VER: Set to 4.7.3.
2479 * DEV-PHASE: Set to prerelease.
2481 2012-09-20 Release Manager
2483 * GCC 4.7.2 released.
2485 2012-09-15 Andi Kleen <ak@linux.intel.com>
2487 Backport from mainline
2488 2012-09-07 Andi Kleen <ak@linux.intel.com>
2490 * gcc/lto-streamer.h (res_pair): Add.
2491 (lto_file_decl_data): Replace resolutions with respairs.
2493 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2494 Initialize respairs.
2495 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2497 2012-09-14 Walter Lee <walt@tilera.com>
2499 Backport from mainline.
2500 2012-09-14 Walter Lee <walt@tilera.com>
2502 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2503 option for TILEPro and TILE-Gx.
2505 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2507 * config/i386/i386.h (x86_prefetchw): New global variable.
2508 (TARGET_PREFETCHW): New macro.
2509 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2510 (processor_alias_table): Add PTA_PREFETCHW to
2511 bdver1, bdver2 and btver1.
2512 (ix86_option_override_internal): Set x86_prefetchw for
2513 PTA_PREFETCHW targets.
2514 * config/i386/i386.md (prefetch): Expand to prefetchw
2515 for TARGET_PREFETCHW.
2516 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2518 Backport from mainline
2519 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2521 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2522 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2524 (*prefetch_sse): ... this.
2525 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2527 (*prefetch_3dnow): ... this.
2529 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2532 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2533 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2535 2012-09-12 Teresa Johnson <tejohnson@google.com>
2537 Backport from mainline.
2538 2012-09-12 Teresa Johnson <tejohnson@google.com>
2540 PR gcov-profile/54487
2541 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2542 test using F_SETLKW with fcntl.
2543 * configure, config.in: Regenerate.
2545 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2547 Backport from mainline
2548 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2550 * config/i386/i386.md : Comments on fma4 instruction selection
2551 reflect requirement on register pressure based cost model.
2553 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2554 flag is set-reset as informed by the cpuid flag.
2556 * config/i386/i386.c (processor_alias_table): fma4
2557 flag is enabled for bdver2.
2559 2012-09-12 Christian Bruel <christian.bruel@st.com>
2561 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2563 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2565 * config.gcc: Obsolete picochip-*.
2567 2012-09-11 Richard Guenther <rguenther@suse.de>
2570 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2571 on flag_toplevel_reorder.
2573 2012-09-10 Richard Henderson <rth@redhat.com>
2575 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2578 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2580 Backport from 2012-09-10 mainline r191132.
2583 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2585 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2588 * tree-sra.c (disqualify_base_of_expr): Check for possible
2589 NULL_TREE returned by get_base_address()
2591 2012-09-07 Richard Guenther <rguenther@suse.de>
2593 Backport from mainline
2594 2012-06-26 Jan Hubicka <jh@suse.cz>
2597 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2600 2012-09-07 Richard Guenther <rguenther@suse.de>
2602 Backport from mainline
2603 2012-07-13 Richard Guenther <rguenther@suse.de>
2605 PR tree-optimization/53922
2606 * tree-vrp.c (value_inside_range): Change prototype to take
2607 min/max instead of value-range.
2608 (range_includes_zero_p): Likewise. Return the result from
2610 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2611 return value from range_includes_zero_p.
2612 (extract_range_from_unary_expr_1): Likewise.
2613 (compare_range_with_value): Likewise.
2614 (vrp_meet_1): Likewise.
2616 2012-09-07 Richard Guenther <rguenther@suse.de>
2619 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2620 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2621 arguments separately.
2623 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2625 Backported from mainline
2626 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2628 PR rtl-optimization/54455
2629 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2630 bb ends up with asm goto referencing bb's label.
2632 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2634 Backport from mainline.
2635 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2636 Richard Earnshaw <richard.earnshaw@arm.com>
2639 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2640 element size. Use elem_type from the formal parameter. New parameter
2642 (neon_expand_args): Adjust call to neon_dereference_pointer.
2644 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2646 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2647 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2649 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2651 Backport from mainline
2652 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2654 * config/i386/i386.md (isa): Add fma and fma4.
2655 (enabled): Handle fma and fma4.
2656 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2657 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2658 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2659 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2660 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2661 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2663 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2665 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2666 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2667 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2669 2012-09-06 Richard Guenther <rguenther@suse.de>
2671 PR tree-optimization/54498
2672 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2673 abort when reaching an already visited region.
2674 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2675 (get_continuation_for_phi_1): Likewise.
2676 (walk_non_aliased_vuses): When we translated the reference,
2677 abort when we re-visit a region.
2678 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2680 2012-09-06 Andrew Pinski <apinski@cavium.com>
2683 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2685 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2688 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2689 build_int_cst with size_type_node instead of size_int.
2691 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2693 Backport from 2012-09-05 mainline r190697.
2696 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2697 configured --with-avrlibc.
2698 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2700 * config/avr/avrlibc.h: New file.
2701 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2702 configured --with-avrlibc.
2703 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2705 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2707 Backport from 2012-09-04 mainline r190919
2710 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2711 of size less than 4 bytes by using macro ARM_NUM_INTS.
2712 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2714 2012-09-04 Richard Henderson <rth@redhat.com>
2716 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2718 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2720 Backport from 2012-09-04 mainline r190920
2723 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2725 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2727 Backport from 2012-09-04 mainline r190914
2730 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2732 (avr_allocate_stack_slots_for_args): ...this new static function.
2734 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2736 Backported from mainline
2737 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2740 * doc/invoke.texi: Add -da and remove -dm.
2742 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2744 Backported from mainline
2745 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2748 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2749 operands[1] is CONST_INT_P, convert it to QImode before printing.
2751 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2754 * c-convert.c (convert): Don't call fold_convert_loc if
2755 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2756 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2757 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2759 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2762 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2763 if init is a CONSTRUCTOR.
2765 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2767 PR rtl-optimization/54369
2768 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2769 calling dbr_schedule.
2770 * config/sparc/sparc.c (sparc_reorg): Likewise.
2772 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2774 Backport from mainline
2775 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2777 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2778 case for Atom processor.
2780 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2782 Backport from mainline
2783 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2786 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2787 true for TARGET_64BIT or !flag_pic.
2788 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2789 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2790 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2791 Add insn constraint. Conditionally emit xchg asm insns.
2792 (atomic_compare_and_swap<mode>): Update calls. Check only
2793 cmpxchg8b_pic_memory_operand in memory address fixup.
2795 (CASHMODE): Rename from DCASHMODE.
2796 (doublemodesuffix): Update modes.
2797 (regprefix): New mode attribute.
2799 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2800 <UNSPECV_CMPXCHG>: New constant.
2801 (atomic_compare_and_swap<mode>_1): Rename from
2802 atomic_compare_and_swap_single<mode>. Update calls and
2803 unspec_volatile constants.
2804 (atomic_compare_and_swap<mode>_doubleword): Rename from
2805 atomic_compare_and_swap_double<mode>. Update calls and
2806 unspec_volatile constants.
2808 2012-08-28 Walter Lee <walt@tilera.com>
2810 Backport from mainline
2811 2012-08-28 Walter Lee <walt@tilera.com>
2813 * confg/tilegx/tilegx.md: Fix code style.
2814 (*zero_extendsidi_truncdisi): Fix typo.
2815 * config/tilegx/tilegx.c: Fix code style.
2816 (tilegx_function_profiler): Fix typo.
2818 2012-08-27 Walter Lee <walt@tilera.com>
2820 Backport from mainline
2821 2012-08-27 Walter Lee <walt@tilera.com>
2823 * doc/md.texi (TILE-Gx): Fix typo.
2825 2012-08-27 Walter Lee <walt@tilera.com>
2827 Backport from mainline
2828 2012-08-27 Walter Lee <walt@tilera.com>
2830 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2831 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2833 2012-08-27 Walter Lee <walt@tilera.com>
2835 Backport from mainline
2836 2012-08-27 Walter Lee <walt@tilera.com>
2838 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2839 (insn_bfins): Delete.
2841 2012-08-27 Walter Lee <walt@tilera.com>
2843 Backport from mainline
2844 2012-08-27 Walter Lee <walt@tilera.com>
2846 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2847 atomic_exchange_bare<mode>,
2848 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2849 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2850 * config/tilegx/tilegx.md (type): Add X1_remove.
2851 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2852 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2853 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2856 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2858 PR rtl-optimization/54088
2859 * jump.c (delete_related_insns): Robustify latest change.
2861 2012-08-21 Richard Guenther <rguenther@suse.de>
2863 Backport from mainline
2864 2012-08-16 Richard Guenther <rguenther@suse.de>
2867 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2869 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2870 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2871 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2872 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2873 (tree_ssa_lim_finalize): Free all mem_refs.
2874 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2875 scc when bailing out.
2876 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2877 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2878 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2879 FOR_EACH_LOOP_BREAK.
2881 2012-08-17 Richard Guenther <rguenther@suse.de>
2883 * tree-sra.c (modify_function): Free redirect_callers vector.
2884 * ipa-split.c (split_function): Free args_to_pass vector.
2885 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2887 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2888 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2889 (vect_analyze_slp_instance): Free everything.
2890 (destroy_bb_vec_info): Free the SLP instances.
2892 2012-08-17 Richard Guenther <rguenther@suse.de>
2894 * params.def (integer-share-limit): Decrease from 256 to 251,
2897 2012-08-21 Richard Guenther <rguenther@suse.de>
2899 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2900 the affine expansion cache.
2902 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2904 Backported from trunk
2905 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2908 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2910 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2912 Backport from mainline.
2913 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2916 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2917 mark as predicable. Adjust asm template.
2918 (vec_setv2di_internal): Likewise.
2919 (vec_extract<mode> VD, VQ): Likewise.
2920 (vec_extractv2di): Likewise.
2921 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2922 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2923 (neon_vdup_n<mode> VX, V32): Likewise.
2924 (neon_vdup_nv2di): Likewise.
2926 2012-08-17 Walter Lee <walt@tilera.com>
2928 Backport from mainline
2929 2012-08-17 Walter Lee <walt@tilera.com>
2931 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2932 (FEEDBACK_ENTER): Define.
2933 (FEEDBACK_REENTER): Define.
2934 (FEEDBACK_ENTRY): Define.
2935 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2936 (FEEDBACK_ENTER): Define.
2937 (FEEDBACK_REENTER): Define.
2938 (FEEDBACK_ENTRY): Define.
2940 2012-08-16 Walter Lee <walt@tilera.com>
2942 Backport from mainline
2943 2012-08-16 Walter Lee <walt@tilera.com>
2945 * config.gcc (tilegx-*-linux*): Add feedback.h.
2946 (tilepro-*-linux*): Likewise.
2947 * config/tilegx/feedback.h: New file.
2948 * config/tilepro/feedback.h: New file.
2950 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2952 Backport from mainline r189840 and r187586:
2953 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2955 * config/i386/i386.md (stack_protect_set): Disable the pattern
2956 for Android since Android libc (bionic) does not provide random
2957 value for stack protection guard at gs:0x14. Guard value
2958 will be provided from external symbol (default implementation).
2959 (stack_protect_set_<mode>): Likewise.
2960 (stack_protect_test): Likewise.
2961 (stack_protect_test_<mode>): Likewise.
2962 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2963 not have Bionic by default
2964 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2965 Macro OPTION_BIONIC is defined in this file and provides Bionic
2966 accessibility status
2968 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2970 * configure.ac: Stack protector enabling for Android targets.
2971 * configure: Regenerate.
2973 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2975 Backported from trunk
2976 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2978 PR rtl-optimization/53942
2979 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2980 directly from likely spilled non-fixed hard registers, move them
2983 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2985 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2986 (xop_phaddubq): Ditto.
2988 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2990 Backport from mainline
2991 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2992 Richard Earnshaw <rearnsha@arm.com>
2994 * target.def (vector_alignment): New target hook.
2995 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2996 * doc/tm.texi: Regenerate.
2997 * targhooks.c (default_vector_alignment): New function.
2998 * targhooks.h (default_vector_alignment): Add prototype.
2999 * stor-layout.c (layout_type): Use targetm.vector_alignment.
3000 * config/arm/arm.c (arm_vector_alignment): New function.
3001 (TARGET_VECTOR_ALIGNMENT): Define.
3003 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
3004 vector type alignment instead of size.
3005 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
3006 element type size directly instead of computing it from alignment.
3007 Fix variable naming and comment.
3009 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3011 Backport from mainline
3012 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
3014 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
3015 (alpha_pad_function_end): ... this. Also insert NOP between
3016 sibling call and GP load.
3017 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
3019 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
3021 Backport from mainline
3022 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
3023 H.J. Lu <hongjiu.lu@intel.com>
3025 PR rtl-optimization/54157
3026 * combine.c (gen_lowpart_for_combine): Don't return identity
3027 for CONST or symbolic reference.
3029 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
3031 Backport from mainline
3032 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3034 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
3035 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
3036 split_cost argument signed.
3037 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
3038 (ix86_avoid_lea_for_addr): Ditto.
3040 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
3042 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
3043 the address has less than two components.
3045 2012-08-02 Steve Ellcey <sellcey@mips.com>
3047 Backport from mainline
3048 2012-07-19 Steve Ellcey <sellcey@mips.com>
3050 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
3053 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
3055 Backport from mainline
3056 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
3059 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
3060 negative constant address for TARGET_X32 ...
3061 (ix86_decompose_address): ... here. Reject constant addresses
3062 that don't satisfy x86_64_immediate_operand predicate.
3064 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
3067 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
3068 * config/i386/i386.c (ix86_print_operand_address): Ditto.
3069 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
3070 addresses. Prevent zero extensions of CONST_INT operands.
3072 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
3075 * config/i386/i386.md (*lea): New insn pattern.
3077 (*lea<mode>_2): Ditto.
3078 (*lea_{3,4,5,6}_zext): Ditto.
3079 * config/i386/predicates.md (lea_address_operand): Do not reject
3080 zero-extended address operands.
3081 * config/i386/constraints.md (j): Remove address constraint.
3082 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
3084 (ix86_print_operand_address): Handle SImode subreg of an address.
3085 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
3087 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3089 Backport from mainline
3090 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
3093 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
3094 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
3096 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
3097 (*movdi_internal_rex64): Use %E operand modifier for lea.
3098 (*movsi_internal): Ditto.
3100 (*lea<mode>_2): Ditto.
3101 (*lea_{3,4,5,6}_zext): Ditto.
3102 (*tls_global_dynamic_32_gnu): Ditto.
3103 (*tls_global_dynamic_64): Ditto.
3104 (*tls_dynamic_gnu2_lea_32): Ditto.
3105 (*tls_dynamic_gnu2_lea_64): Ditto.
3106 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
3108 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3110 Backport from mainline
3111 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
3113 * config/i386/i386.c (ix86_address_subreg_operand): Reject
3115 (ix86_print_operand_address): Assert that parts.base and parts.index
3116 are non-NULL after call to simplify_subreg.
3118 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
3121 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
3123 * config/sh/sh.c (sh_option_override): Do not change
3124 flag_finite_math_only. Set TARGET_IEEE to complement of
3125 flag_finite_math_only.
3126 * doc/invoke.texi (SH options): Add mno-ieee. Correct
3127 description of mieee and mno-ieee behavior.
3129 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
3132 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
3133 (_lzcnt_u64): Ditto.
3135 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
3137 Backport from mainline
3138 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
3140 PR rtl-optimization/52250
3141 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
3142 to put note list into. Unconditionally call move_bb_info.
3143 (move_bb_info): Do not assert the blocks being in the same region,
3144 just drop the note list if they are not.
3146 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3148 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
3150 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3152 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
3153 defining statement is a SSA name that occurs in abnormal PHIs.
3155 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
3157 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
3160 2012-07-19 Richard Guenther <rguenther@suse.de>
3161 Eric Botcazou <ebotcazou@adacore.com>
3163 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
3164 about transition from invariant to known bits.
3165 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
3167 2012-07-19 Jakub Jelinek <jakub@redhat.com>
3170 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
3171 (cleanup_tree_cfg_bb): Don't call it.
3172 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
3175 2012-07-19 Christian Bruel <christian.bruel@st.com>
3178 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
3180 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
3182 * config.gcc (v850-*-rtems*): New target.
3183 * config/v850/rtems.h: New.
3184 * config/v850/t-rtems: New.
3186 2012-07-18 Nick Clifton <nickc@redhat.com>
3188 * doc/invoke.texi (ARM Options): Document -munaligned-access.
3190 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
3194 Backport from mainline
3195 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3198 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
3199 instead expand it as zero extension.
3201 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3203 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3204 QImode and HImode splitters. Use ix86_comparison_operator.
3205 Explicitly match FLAGS_REG.
3206 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3208 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3209 Steven Bosscher <steven@gcc.gnu.org>
3210 Bernd Schmidt <bernds@codesourcery.com>
3212 PR rtl-optimization/53908
3213 * df-problems.c (can_move_insns_across): When doing
3214 memory-reference book-keeping, handle call insns.
3216 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3218 Backport from mainline
3219 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3222 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3223 sibcall_insn_operand. Move it to a temporary register if not.
3225 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3228 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3229 emit PIC sequence for fnaddr symbol reference in advance.
3231 2012-07-09 Jason Merrill <jason@redhat.com>
3234 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3235 (type_hash_eq): Likewise.
3238 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3240 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3242 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3243 due to negative shift amount.
3245 2012-07-06 Kai Tietz <ktietz@redhat.com>
3247 Backport from mainline.
3249 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3250 as "/mingw/include".
3252 2012-07-06 Nick Clifton <nickc@redhat.com>
3254 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3255 default_encode_section_info.
3257 2012-07-06 Richard Guenther <rguenther@suse.de>
3259 Backport from mainline
3260 2012-03-30 Richard Guenther <rguenther@suse.de>
3263 * double-int.c (rshift_double): Remove not needed cast.
3265 2012-03-28 Richard Guenther <rguenther@suse.de>
3268 * double-int.h (rshift_double): Remove.
3269 * double-int.c (lshift_double): Use absu_hwi to make count
3271 (rshift_double): Make static, take unsigned count argument,
3272 remove handling of negative count argument.
3273 (double_int_rshift): Dispatch to lshift_double.
3275 2012-07-06 Richard Guenther <rguenther@suse.de>
3277 Backport from mainline
3278 2012-06-18 Richard Guenther <rguenther@suse.de>
3280 PR tree-optimization/53693
3281 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3282 Reject operands with more than one use.
3284 2012-07-06 Richard Guenther <rguenther@suse.de>
3286 Backport from mainline
3287 2012-04-11 Richard Guenther <rguenther@suse.de>
3290 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3291 consider loop nesting.
3292 (evolution_function_is_univariate_p): Properly check the remainder
3295 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3297 Backport from mainline
3298 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3300 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3301 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3302 (adjacent_mem_locations): Move some code to and call...
3303 (get_memref_parts): ...new function.
3304 (mem_locations_overlap): New function.
3305 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3306 (is_mem_ref): Rename to...
3307 (find_mem_ref): ...this. Return MEM rtx.
3308 (get_store_dest): Remove function.
3309 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3310 new parameter and adjust calls.
3311 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3312 mem refs overlap for true_store_to_load_dep_costly.
3313 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3314 passed to adjacent_mem_locations.
3315 (is_costly_group): Walk resolved dependency list.
3316 (force_new_group): Emit group ending nop for Power6/Power7.
3317 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3318 (group_ending_nop): New define_insn.
3320 2012-07-04 Richard Guenther <rguenther@suse.de>
3323 * gimple-fold.c (get_base_constructor): Do not return an
3324 error_mark_node DECL_INITIAL.
3326 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3328 Backport from mainline
3329 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3331 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3332 code model string in the error message.
3334 2012-07-04 Tristan Gingold <gingold@adacore.com>
3336 Backport from mainline.
3337 2012-06-25 Tristan Gingold <gingold@adacore.com>
3339 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3340 (seh_cfa_adjust_cfa): ... that function.
3341 (seh_emit_stackalloc): Do not emit out of range values.
3342 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3343 UNSPEC_DEF_CFA constants.
3344 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3345 * config/i386/i386.c (ix86_frame_pointer_required): Required
3346 for very large frames on SEH target.
3347 (ix86_compute_frame_layout): Save area is before frame pointer
3348 on SEH target. Handle very large frames.
3349 (ix86_expand_prologue): Likewise.
3351 2012-07-04 Richard Guenther <rguenther@suse.de>
3353 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3354 as in free_lang_data_in_type.
3356 2012-07-02 Martin Jambor <mjambor@suse.cz>
3358 Backport from mainline.
3359 2012-07-02 Martin Jambor <mjambor@suse.cz>
3362 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3363 dynamic type change check.
3365 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3367 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3368 last statement of the finally block onto the switch.
3370 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3372 * configure: Regenerate.
3374 Backport from mainline.
3375 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3377 * config.gcc (target_type_format_char): New. Document it. Set it for
3379 * configure.ac (gnu_unique_option): Use target_type_format_char
3380 in test. Comment rationale.
3382 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3384 Backport from mainline.
3385 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3387 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3389 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3391 Backport from 2012-06-28 mainline r189049
3394 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3395 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3396 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3397 avr_hard_regno_call_part_clobbered.
3399 2012-06-28 Richard Guenther <rguenther@suse.de>
3402 * expr.c (expand_expr_real_1): Verify if the type is complete
3403 before inspecting its size.
3405 2012-06-27 Nick Clifton <nickc@redhat.com>
3407 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3410 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3413 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3415 2012-06-26 Nick Clifton <nickc@redhat.com>
3417 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3419 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3422 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3423 of x x x in the vmovlps load alternative.
3425 2012-06-22 Richard Guenther <rguenther@suse.de>
3427 * gcov-iov.c: Include bconfig.h and system.h.
3429 2012-06-22 Richard Guenther <rguenther@suse.de>
3431 PR gcov-profile/53744
3432 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3434 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3436 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3437 DECL_IGNORED_P non-reg vars even if they are used.
3439 2012-06-19 Jason Merrill <jason@redhat.com>
3442 * dwarf2out.c (modified_type_die): Use scope_die_for.
3443 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3444 (uses_local_type_r, uses_local_type): New.
3445 (scope_die_for): Keep a type that uses a local type in local scope.
3446 Use get_context_die for namespace and type scope.
3448 2012-06-19 Richard Guenther <rguenther@suse.de>
3451 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3452 replace it with the first non-BLOCK context.
3454 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3456 PR rtl-optimization/53700
3458 Backport from mainline
3459 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3461 * ira-color.c (setup_left_conflict_sizes_p): Process all
3462 conflicting objects.
3464 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3466 Backport from mainline
3467 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3470 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3471 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3472 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3473 instead of xop_mulv2div2di3_low.
3474 (xop_p<macs>dql): Fix vec_select selector.
3475 (xop_p<macs>dqh): Ditto.
3476 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3477 (xop_mulv2div2di3_high): Ditto.
3479 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3481 Backport from mainline:
3482 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3484 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3486 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3488 Backport from mainline:
3489 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3491 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3492 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3493 MAX_PCREL17F_OFFSET instead of fixed offset.
3494 (pa_attr_length_call): Likewise.
3495 (pa_attr_length_indirect_call): Likewise.
3497 2012-06-15 Walter Lee <walt@tilera.com>
3499 Backport from mainline:
3500 2012-06-15 Walter Lee <walt@tilera.com>
3502 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3504 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3506 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3508 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3510 Backport from mainline:
3512 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3513 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3514 * gimple.h (block_in_transaction): Check for flag_tm.
3516 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3518 PR tree-optimization/52558
3520 Backport from mainline:
3521 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3522 * gimple.h (gimple_set_in_transaction): Remove.
3523 (gimple_in_transaction): Look in BB instead.
3524 (gimple_statement_base): Remove in_transaction field.
3525 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3526 * trans-mem.c (compute_transaction_bits): Place transaction bit
3527 information into basic blocks.
3529 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3531 PR tree-optimization/52558
3532 * cfg.c (alloc_aux_for_edge): Fix comment.
3533 (alloc_aux_for_edge): Remove static.
3534 * basic-block.h (alloc_aux_for_edge): Protoize.
3535 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3536 (execute_sm_if_changed_flag): New.
3537 (execute_sm_if_changed_flag_set): New.
3538 (execute_sm): Do not generate data races unless requested.
3539 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3540 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3541 * gimple.h (block_in_transaction): New.
3542 (gimple_in_transaction): Use block_in_transaction.
3544 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3546 Backported from mainline
3547 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3549 PR rtl-optimization/53589
3550 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3551 discovery even when e->dest != target. If any LABEL_REF points
3552 to e->dest label, redirect it to target's label.
3554 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3557 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3558 returns false, replace stmt with GIMPLE_NOP.
3559 (check_omp_nesting_restrictions): Instead of issuing warnings,
3560 issue errors and return false if any errors were reported.
3562 2012-06-14 Richard Guenther <rguenther@suse.de>
3564 * BASE-VER: Set to 4.7.2.
3565 * DEV-PHASE: Set to prerelease.
3567 2012-06-12 Christian Bruel <christian.bruel@st.com>
3570 * config/sh/sh.c (sh_option_override): Don't force
3571 flag_omit_frame_pointer and maccumulate_outgoing_args.
3572 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3574 2012-06-14 Release Manager
3576 * GCC 4.7.1 released.
3578 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3580 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3582 2012-06-13 Richard Henderson <rth@redhat.com>
3584 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3585 iterator instead of INT.
3587 2012-06-08 Richard Henderson <rth@redhat.com>
3590 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3591 note to a clobber insn when no other insn is available.
3593 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3596 * doc/invoke.texi (Wenum-compare): Update documentation.
3598 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3601 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3603 (altivec_stvlxl): Ditto.
3604 (altivec_stvrx): Ditto.
3605 (altivec_stvrxl): Ditto.
3607 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3610 * trans-mem.c (expand_block_edges): Do not skip the first
3611 statement when resetting the BB.
3613 2012-06-04 Richard Guenther <rguenther@suse.de>
3616 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3617 create new assembler names.
3619 2012-06-04 Richard Guenther <rguenther@suse.de>
3621 Backport from mainline
3622 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3625 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3626 larger than maxbits. Don't compute maxbits modulo align.
3627 Also check that unit bytes long store at bitpos / unit * unit
3628 doesn't affect bits beyond bitregion_end.
3629 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3630 would not fit into bitregion_start ... bitregion_end + 1 bit
3632 (store_split_bit_field): Decrease unit close to end of bitregion_end
3633 if access is restricted in order to avoid mutual recursion.
3635 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3637 Backport from 2012-06-04 mainline r188172
3640 * config/avr/avr-stdint.h: New file.
3641 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3644 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3646 PR tree-optimization/53550
3647 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3648 is POINTER_TYPE_P, use sizetype as step type instead of type.
3650 2012-06-04 Richard Guenther <rguenther@suse.de>
3651 Eric Botcazou <ebotcazou@adacore.com>
3653 Backport from mainline
3654 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3656 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3657 Change type of BITOFFSET to signed. Make sure the lower bound of
3658 the computed range is non-negative by adjusting OFFSET and BITPOS.
3659 (expand_assignment): Adjust call to get_bit_range.
3661 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3663 * expr.c (get_bit_range): Return the null range if the enclosing record
3664 is part of a larger bit field.
3666 2012-03-20 Richard Guenther <rguenther@suse.de>
3668 * stor-layout.c (finish_bitfield_representative): Fallback
3669 to conservative maximum size if the padding up to the next
3670 field cannot be computed as a constant.
3671 (finish_bitfield_layout): If we cannot compute the distance
3672 between the start of the bitfield representative and the
3673 bitfield member start a new representative.
3674 * expr.c (get_bit_range): The distance between the start of
3675 the bitfield representative and the bitfield member is zero
3676 if the field offsets are not constants.
3678 2012-03-16 Richard Guenther <rguenther@suse.de>
3680 * stor-layout.c (finish_bitfield_representative): Fall back
3681 to the conservative maximum size if we cannot compute the
3682 size of the tail padding.
3684 2012-03-14 Richard Guenther <rguenther@suse.de>
3686 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3687 * stor-layout.c (start_bitfield_representative): New function.
3688 (finish_bitfield_representative): Likewise.
3689 (finish_bitfield_layout): Likewise.
3690 (finish_record_layout): Call finish_bitfield_layout.
3691 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3692 for QUAL_UNION_TYPE fields.
3693 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3694 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3695 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3700 * expr.c (get_bit_range): Unconditionally extract bitrange
3701 from DECL_BIT_FIELD_REPRESENTATIVE.
3702 (expand_assignment): Adjust call to get_bit_range.
3704 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3707 * fold-const.c (fold_binary_loc): Refine previous change.
3709 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3711 Backport from mainline
3712 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3715 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3716 avoid going above orig insn. Update comments.
3718 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3720 Backport from mainline
3721 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3724 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3725 prologue for unwinder and profiler.
3727 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3729 Backport from mainline
3730 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3732 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3734 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3736 Backport from mainline
3737 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3739 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3740 DBX_REGISTER_NUMBER.
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.c (shiftcosts): Return MAX_COST when the first
3748 operand is CONST_INT. Take COSTS_N_INSNS into account.
3749 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3752 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3754 * config/avr/avr.opt (-msp8): Document it.
3755 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3757 2012-05-31 Richard Guenther <rguenther@suse.de>
3760 * expr.c (expand_assignment): Do not use movmisalign on
3763 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3766 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3767 (pa_section_type_flags): New.
3768 (pa_legitimate_constant_p): Revert previous change.
3770 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3772 Backport from mainline
3773 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3776 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3777 accessed indirectly.
3778 (ipa_tm_create_version): Same.
3780 2012-05-30 Jason Merrill <jason@redhat.com>
3783 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3784 about array compound literals.
3786 2012-05-30 Richard Guenther <rguenther@suse.de>
3789 * fold-const.c (fold_binary_loc): Make sure to call
3790 fold_plusminus_mult_expr with the original sign of operands.
3792 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3794 * explow.c (probe_stack_range): Restore simple control flow and stop
3795 again when the probe cannot be generated if HAVE_check_stack.
3797 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3799 PR rtl-optimization/53519
3800 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3801 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3803 2012-05-29 Richard Guenther <rguenther@suse.de>
3805 PR tree-optimization/53516
3806 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3808 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3810 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3812 Backport from mainline
3813 2012-05-28 Richard Guenther <rguenther@suse.de>
3815 PR tree-optimization/53438
3816 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3818 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3820 Backport from mainline
3821 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3823 PR rtl-optimization/52528
3824 * combine.c (can_combine_p): Add setting of subst_low_luid
3825 before call to expand_field_assignment().
3827 2012-05-26 Martin Jambor <mjambor@suse.cz>
3829 Backport from mainline
3830 2012-05-23 Martin Jambor <mjambor@suse.cz>
3832 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3834 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3837 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3838 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3840 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3843 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3844 (ix86_expand_vec_perm): Use int mode instead of float.
3846 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3849 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3850 gnu_ld variables to yes.
3851 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3852 (HAVE_GNU_AS): Likewise.
3853 * config.in: Regenerate.
3854 * configure: Likewise.
3856 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3858 Backport from mainline
3859 2012-03-12 Richard Guenther <rguenther@suse.de>
3860 * config/arm/arm.c (neon_dereference_pointer): Do not call
3861 covert during RTL expansion.
3863 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3865 Backport from mainline
3866 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3869 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3870 relied on signed overflow behavior.
3872 2012-05-24 Richard Guenther <rguenther@suse.de>
3875 * tree-profile.c (tree_profiling): Cleanup the CFG if
3876 execute_fixup_cfg requests it.
3878 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3880 PR tree-optimization/53465
3881 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3882 vr0 into *vr, then vrp_meet that.
3883 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3884 have any equivalences.
3885 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3888 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3890 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3892 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3893 (iterative_hash_gimple_type): Adjust comment.
3894 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3895 domain for an array type instead of the domain type itself.
3897 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3899 Backport from 2012-05-23 mainline r187803
3902 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3903 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3906 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3908 Backport from 2012-05-03 mainline r187075
3910 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3911 has_fma4 for AMD processors with both fma3 and fma4 support.
3913 2012-05-22 Richard Guenther <rguenther@suse.de>
3915 PR tree-optimization/53408
3916 * tree-vect-loop.c (vectorizable_induction): Properly check
3917 the restriction that we cannot handle induction results from
3918 the inner loop outside of the outer loop.
3920 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3922 PR tree-optimization/53436
3923 * omp-low.c (omp_build_component_ref): New function.
3924 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3926 PR tree-optimization/53366
3927 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3928 tests if complex_numbers == 2, but there are non-complex number loads
3931 PR tree-optimization/53409
3932 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3933 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3935 PR tree-optimization/53410
3936 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3937 instead of build_int_cst (type, 0) where vector types might be
3940 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3943 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3944 from folded operands before wrapping another around the
3945 conditional expression.
3947 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3948 Patrick Marlier <patrick.marlier@gmail.com>
3950 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3953 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3955 Backport from mainline
3956 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3959 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3960 (UNSPECV_RDRAND): This.
3961 (rdrand<mode>_1): Updated.
3963 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3965 Backport from mainline
3966 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3968 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3969 RDRND, F16C and FSGSBASE.
3971 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3973 Backport from mainline
3974 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3976 * tree-ssa-pre.c (can_value_number_call): Delete.
3977 (compute_avail): Skip all statements with side effects.
3978 <GIMPLE_CALL>: Skip calls to internal functions.
3980 2012-05-18 David S. Miller <davem@davemloft.net>
3982 Backport r185385 from mainline
3983 2012-03-14 Richard Guenther <rguenther@suse.de>
3986 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3987 element type instead of mode, use build_vector_type_for_mode
3988 instead of the langhook, build a vector of proper signedness.
3989 (expand_vector_operations_1): Adjust.
3991 2012-05-18 Olivier Hainque <hainque@adacore.com>
3993 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3994 $(libsubdir) as libexecsubdir.
3996 2012-05-16 Andrew Pinski <apinski@cavium.com>
3998 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
4001 2012-05-16 David S. Miller <davem@davemloft.net>
4003 * jump.c (delete_related_insns): If we remove a CALL, make sure
4004 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
4006 2012-05-16 Richard Henderson <rth@redhat.com>
4009 * combine-stack-adj.c (prev_active_insn_bb): New.
4010 (next_active_insn_bb): New.
4011 (force_move_args_size_note): New.
4012 (combine_stack_adjustments_for_block): Use it.
4014 2012-05-16 Olivier Hainque <hainque@adacore.com>
4016 * Makefile.in (install-no-fixedincludes): New target, former toplevel
4017 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
4018 Add comments and improve stamp preservation across the whole sequence.
4019 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
4021 2012-05-16 Richard Guenther <rguenther@suse.de>
4023 PR tree-optimization/53364
4024 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
4025 detect a view-conversion of the decl.
4027 2012-05-15 Jakub Jelinek <jakub@redhat.com>
4030 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
4031 that operands[2] is either immediate, or q_regs_operand.
4033 2012-05-15 Bin Cheng <bin.cheng@arm.com>
4035 Backport r187139 from mainline.
4036 2012-05-04 Bin Cheng <bin.cheng@arm.com>
4038 PR rtl-optimization/52804
4039 * reload1.c (reload_reg_reaches_end_p): Check whether successor
4040 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
4041 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
4042 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
4043 RELOAD_FOR_OUTADDR_ADDRESS.
4045 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
4048 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
4049 generate target register for "load" class builtins.
4052 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
4055 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
4056 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
4057 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
4058 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
4059 (<sse>_movu<ssemodesuffix>): New expander.
4060 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
4061 (avx_movdqu<avxmodesuffix>): New expander.
4062 (*sse2_movdqu): Rename from sse2_movdqu.
4063 (sse2_movdqu): New expander.
4065 2012-05-14 Jakub Jelinek <jakub@redhat.com>
4067 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
4068 lineno 1 the same as lineno 0 before first start file directive.
4069 (optimize_macinfo_range): Likewise.
4071 * dwarf2out.c (have_macinfo): Define.
4072 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
4073 attribute, don't force empty compilation unit and don't emit any
4074 .debug_macinfo/.debug_macro section if macinfo_table is empty.
4076 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
4078 Backport from mainline
4079 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
4081 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4082 ORDERED and UNORDERED conditions.
4084 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
4086 * function.c (requires_stack_frame_p): If the function can throw
4087 non-call exceptions, return true if the insn can throw internally.
4089 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
4091 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
4092 DECL_ORIGINAL_TYPE if it is present.
4094 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
4096 Backport from 2012-05-12 mainline r187342.
4099 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
4100 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
4101 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
4102 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
4103 (expand_prologue): Move initialization of cfun->machine->is_naked,
4104 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
4105 (avr_set_current_function): ...this new static function.
4106 (TARGET_SET_CURRENT_FUNCTION): New define.
4107 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
4108 checking attributes of current_function_decl.
4109 (avr_regs_to_save): Ditto.
4110 (signal_function_p): Rename to avr_signal_function_p.
4111 (interrupt_function_p): Rename to avr_interrupt_function_p.
4113 * doc/extend.texi (Function Attributes): Better explanation of
4114 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
4117 2012-05-09 Matthias Klose <doko@ubuntu.com>
4119 * gcc-ar.c (main): Don't check for execute bits for the plugin.
4121 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
4124 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
4125 when a constant source operand matches an "I" constraint, the "no
4126 CC0 change" applies to a register-destination only, not a
4127 strict_low_part-destination.
4129 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4131 Backport from mainline:
4132 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
4134 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
4136 2012-05-07 Jakub Jelinek <jakub@redhat.com>
4138 PR tree-optimization/53239
4139 * tree-vrp.c (get_value_range): Set VR of
4140 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
4143 2012-05-07 Richard Guenther <rguenther@suse.de>
4145 PR tree-optimization/53195
4146 * tree-inline.c (setup_one_parameter): Properly add referenced
4147 vars from the parameters new known value.
4149 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4151 Backport from mainline:
4152 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4155 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
4158 2012-05-04 Ian Lance Taylor <iant@google.com>
4160 * tree-vect-patterns.c (vect_single_imm_use): Correct return
4161 values from false to NULL.
4163 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4165 Backport from mainline
4166 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
4169 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
4170 (TARGET_CMOV): Rename from TARGET_CMOVE.
4171 (TARGET_CMOVE): New define.
4172 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
4173 Do not set TARGET_CMOVE here.
4175 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4177 Backport from mainline:
4179 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4181 PR tree-optimization/52633
4182 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
4183 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
4184 (vect_recog_over_widening_pattern): Remove handling of code that was
4185 already detected as over-widening pattern. Remove special handling
4186 of "unsigned" cases. Instead, support general case of conversion
4187 of the shift result to another type.
4189 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
4191 * tree-vect-patterns.c (vect_single_imm_use): New function.
4192 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
4193 (vect_recog_over_widening_pattern): Likewise.
4194 (vect_recog_widen_shift_pattern): Likewise.
4196 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
4198 PR tree-optimization/52870
4199 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4200 presumed pattern statement is within the same loop or basic block.
4202 2012-05-04 Richard Guenther <rguenther@suse.de>
4204 * common.opt (flto-report): Do not mark as Optimization.
4206 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4209 * recog.c (constrain_operands): If extra constraints are present, also
4210 accept pseudo-registers with equivalent memory locations during reload.
4212 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4214 Backport from the mainline
4215 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4218 * config/rs6000/rs6000.md (bswapdi splitters): If
4219 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4220 default) is used, generate an alternate sequence that does not
4221 depend on using indexed addressing.
4223 2012-05-03 David S. Miller <davem@davemloft.net>
4226 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4227 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4228 (sparc_emit_float_lib_cmp): Likewise.
4230 2012-05-04 Martin Jambor <mjambor@suse.cz>
4232 Backport from mainline
4233 2012-05-02 Martin Jambor <mjambor@suse.cz>
4236 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4237 of a variable when the contect is a function.
4239 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4242 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4243 append program name to it and pass that as first argument
4244 to make_relative_prefix. Always pass standard_libexec_prefix
4245 as last argument to make_relative_prefix. If
4246 make_relative_prefix returns NULL, fall back to
4247 standard_libexec_prefix.
4250 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4254 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4255 mode, return that mode.
4257 2012-05-03 Richard Guenther <rguenther@suse.de>
4259 PR tree-optimization/53144
4260 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4262 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4263 with SSA name values.
4264 (vn_reference_lookup_3): Adjust callers.
4266 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4268 PR tree-optimization/53163
4269 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4270 return value from compute_all_dependences.
4272 PR rtl-optimization/53160
4273 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4274 has been modified by ree pass already.
4276 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4278 Backport from mainline
4279 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4282 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4283 calls to cgraph_node_name in xstrdup.
4284 (ipa_make_edge_direct_to_target): Ditto.
4285 * tree-sra.c (convert_callers_for_node): Ditto.
4286 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4287 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4288 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4289 (cgraph_materialize_all_clones): Ditto.
4290 * ipa-inline.c (report_inline_failed_reason): Ditto.
4291 (want_early_inline_function_p): Ditto.
4292 (edge_badness): Ditto.
4293 (update_edge_key): Ditto.
4294 (flatten_function): Ditto.
4295 (ipa_inline): Ditto.
4296 (inline_always_inline_functions): Ditto.
4297 (early_inline_small_functions): Ditto.
4299 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4301 Backport from mainline
4302 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4304 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4305 Introduce emul_name to select the right linker emulation for
4306 powerpc64-*-freebsd*.
4307 * configure: Regenerate.
4308 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4309 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4310 * config/rs6000/freebsd64.h: New file.
4311 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4313 (rs6000_savres_strategy): Likewise.
4314 (rs6000_savres_routine_name): Likewise.
4315 (rs6000_elf_file_end): Likewise.
4316 * config/rs6000/t-freebsd64: New file.
4317 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4318 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4320 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4322 Backport from mainline
4323 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4326 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4328 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4330 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4331 predicate to discriminate types.
4333 2012-04-27 Richard Guenther <rguenther@suse.de>
4336 * convert.c (convert_to_integer): Avoid infinite recursion for
4337 target-defined built-in types.
4339 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4342 * config/cris/cris.md ("*andhi_lowpart_v32")
4343 ("*andqi_lowpart_v32"): Change first input-only operand from
4344 a (match_operand ...) to (match_dup 0). Drop alternatives with
4345 const_int-matching constraints for redundancy.
4346 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4347 three-operand alternative.
4349 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4351 Backport from mainline
4352 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4354 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4355 (*addsi_2_zext): Ditto.
4356 (*add<mode>_3): Ditto.
4357 (*addsi_3_zext): Ditto.
4358 (*add<mode>_5): Ditto.
4360 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4363 * c-typeck.c (set_nonincremental_init,
4364 set_nonincremental_init_from_string): Pass true instead of false
4365 as IMPLICIT to add_pending_init.
4367 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4369 Backport from 2012-04-24 mainline r186768.
4372 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4374 2012-04-24 Richard Guenther <rguenther@suse.de>
4376 PR tree-optimization/53085
4377 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4380 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4383 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4385 (output_addressed_constants): Likewise.
4388 * varasm.c (get_section): Don't ICE for section conflicts with
4389 built-in section kinds.
4391 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4393 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4395 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4397 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4399 2012-04-23 Richard Guenther <rguenther@suse.de>
4402 * c-typeck.c (build_binary_op): Fix typo.
4404 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4406 PR tree-optimizations/52891
4407 * tree-vect-patterns.c (adjust_bool_pattern): Use
4408 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4409 but with non-standard precision.
4411 2012-04-22 Ian Lance Taylor <iant@google.com>
4413 * godump.c (go_output_typedef): Dump size of structs.
4415 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4417 Backport from mainline:
4419 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4420 hints for 'A' operand types.
4422 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4424 Backport from 2012-04-19 mainline r186588.
4427 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4428 the case *(X+const).
4430 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4432 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4434 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4437 * config/i386/sync.md (atomic_<code><mode>): Rename to
4438 atomic_<logic><mode>.
4440 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4442 Backport from mainline
4443 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4446 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4447 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4448 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4449 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4450 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4451 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4452 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4453 gen_avx2_permvarv8sf.
4455 2012-04-16 Martin Jambor <mjambor@suse.cz>
4457 Backported from mainline
4459 2012-04-13 Martin Jambor <mjambor@suse.cz>
4462 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4463 fold_ctor_reference returns a zero constant.
4465 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4467 Backported from mainline
4468 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4470 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4471 and __ILP32__ for x32.
4473 2012-04-13 Tom de Vries <tom@codesourcery.com>
4475 Backport from mainline r186418.
4477 2012-04-13 Tom de Vries <tom@codesourcery.com>
4479 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4480 parameters vuse and vuse_escaped.
4481 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4482 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4485 2012-04-13 Richard Guenther <rguenther@suse.de>
4487 PR tree-optimization/52969
4488 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4489 the condition for the COND_EXPR and handle predicate negation
4490 by swapping the COND_EXPR arms.
4492 2012-04-13 Richard Guenther <rguenther@suse.de>
4495 * convert.c (convert_to_pointer): Remove special-casing of
4498 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4500 Backport from mainline
4501 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4504 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4505 the list of options to enable the FCFID instruction.
4506 (TARGET_EXTRA_BUILTINS): Adjust comment.
4508 2012-04-12 Richard Guenther <rguenther@suse.de>
4510 PR tree-optimization/52943
4511 * tree-chrec.h (chrec_is_positive): Remove.
4512 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4513 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4514 Return false for a constant zero instead of negative.
4515 (analyze_siv_subscript_cst_affine): Handle zero difference
4516 in the initial condition explicitely.
4518 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4521 * varasm.c (process_pending_assemble_externals): Set
4522 pending_assemble_externals_processed true.
4523 (assemble_external): Call assemble_external_real if the pending
4524 assemble externals have been processed.
4526 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4529 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4530 the DECL generated for the special GOT helper.
4532 2012-04-06 Walter Lee <walt@tilera.com>
4534 Backport from mainline
4535 2012-03-07 Walter Lee <walt@tilera.com>
4537 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4538 REG_CFA_* notes for the stack pointer.
4539 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4540 EH_RETURN_STACKADJ_RTX.
4541 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4542 generate REG_CFA_* notes for the stack pointer.
4543 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4544 by EH_RETURN_STACKADJ_RTX.
4546 2012-04-06 Matt Turner <mattst88@gmail.com>
4548 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4550 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4552 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4553 of the destination isn't also a FP_REGS register.
4555 2012-04-03 Richard Guenther <rguenther@suse.de>
4557 Backport from mainline
4558 2012-03-02 Richard Guenther <rguenther@suse.de>
4560 PR tree-optimization/52406
4561 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4562 (struct indices): Add unconstrained_base member.
4563 (struct dr_alias): Remove unused vops member.
4564 (DR_UNCONSTRAINED_BASE): New define.
4565 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4566 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4567 be an artificial access that covers the whole indexed object,
4568 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4569 plain decl base-objects to their MEM_REF variant.
4570 (dr_may_alias_p): When the base-object of either data reference
4571 has unknown size use only points-to information.
4572 (compute_affine_dependence): Make dumps easier to read and
4574 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4575 DR_REF when looking for packed references.
4576 (vect_supportable_dr_alignment): Likewise.
4578 2012-04-03 Richard Guenther <rguenther@suse.de>
4580 Backport from mainline
4581 2012-03-15 Richard Guenther <rguenther@suse.de>
4584 * tree-data-ref.c (subscript_dependence_tester_1): Check
4585 all dimensions for non-conflicting access functions.
4587 2012-04-03 Richard Guenther <rguenther@suse.de>
4589 Backport from mainline
4590 2012-03-06 Richard Guenther <rguenther@suse.de>
4593 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4595 2012-03-23 Richard Guenther <rguenther@suse.de>
4597 PR tree-optimization/52678
4598 * tree-vectorizer.h (struct _stmt_vec_info): Add
4599 loop_phi_evolution_part member.
4600 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4601 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4602 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4603 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4604 Use the cached evolution part and the PHI nodes value from
4605 the loop preheader edge instead of re-analyzing the evolution.
4607 2012-03-26 Richard Guenther <rguenther@suse.de>
4609 PR tree-optimization/52701
4610 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4611 compute and set the evolution part of PHI nodes.
4613 2012-03-30 Richard Guenther <rguenther@suse.de>
4615 PR tree-optimization/52754
4616 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4617 propagate arbitrary addresses into really plain dereferences.
4619 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4621 PR tree-optimization/52835
4622 * tree-data-ref.c (build_rdg): Return NULL if
4623 compute_data_dependences_for_loop failed.
4625 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4627 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4628 (stmt_can_make_abnormal_goto): Use it.
4629 (is_ctrl_altering_stmt): Likewise.
4631 2012-03-31 Martin Jambor <mjambor@suse.cz>
4633 Backported from mainline
4634 2012-03-30 Martin Jambor <mjambor@suse.cz>
4636 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4637 is a builtin_stack_save in a dominating BB.
4639 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4641 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4642 crossing 128bit lane boundary.
4644 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4646 Backported from mainline
4647 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4650 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4652 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4653 * config/i386/i386.c: Include reload.h.
4654 (ix86_legitimize_reload_address): New function.
4656 2012-03-28 Martin Jambor <mjambor@suse.cz>
4658 Backported from mainline
4659 2012-03-27 Martin Jambor <mjambor@suse.cz>
4662 * tree-sra.c (sra_modify_assign): Do not call
4663 load_assign_lhs_subreplacements when working with an unscalarizable
4666 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4669 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4670 __builtin_va_start to __builtin_next_arg if the latter is
4671 builtin_decl_explicit_p rather than when it is not.
4674 * tree-vect-generic.c (vector_element): Perform multiplication
4675 for pos in bitsizetype type instead of idx type.
4677 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4679 Backport from 2012-03-28 mainline r185910.
4682 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4683 (avr_builtin_decl): New static function.
4684 (struct avr_builtin_description, avr_bdesc): Move up.
4685 Add GTY marker. Add field fndecl. Remove redundant field id.
4686 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4687 (avr_expand_builtin): Code cleanup because .id is removed.
4689 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4692 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4695 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4697 Backport from 2012-03-28 mainline r185907.
4700 * config.gcc (tm_file): Remove avr/multilib.h.
4702 * doc/invoke.texi (AVR Options): Adjust
4703 documentation of -mtiny-stack.
4705 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4706 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4707 * config/avr/t-avr: Remove generation of multilib.h.
4708 * config/avr/t-multilib: Regenerate.
4709 * config/avr/multilib.h: Remove.
4710 * config/avr/avr.opt (-msp8): New option.
4711 (avr_sp8): New variable.
4712 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4713 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4714 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4715 (avr_device_to_sp8): New prototype.
4716 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4717 (DRIVER_SELF_SPECS): New define.
4718 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4719 __AVR_SP8__, __AVR_HAVE_SPH__.
4720 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4721 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4722 (avr_file_start): Ditto.
4724 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4727 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4728 instead of 8 in adjust_address.
4730 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4732 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4733 of a unit before computing the offset in units.
4735 2012-03-27 Richard Guenther <rguenther@suse.de>
4738 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4741 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4744 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4746 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4749 * varasm.c: Include pointer-set.h.
4750 (pending_assemble_externals_set): New pointer set.
4751 (process_pending_assemble_externals): Destroy the pointer set.
4752 (assemble_external): See if decl is in pending_assemble_externals_set,
4753 and add it to pending_assemble_externals if necessary.
4754 (init_varasm_once): Allocate pending_assemble_externals_set.
4756 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4758 Backported from mainline
4759 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4762 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4763 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4764 (vector_ltgt<mode>): Likewise.
4765 (vector_ordered<mode>): Likewise.
4766 (vector_unordered<mode>): Likewise.
4767 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4769 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4771 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4774 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4776 Backported from mainline
4777 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4781 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4782 GENERAL_REGS and FP_REGS for SImode.
4784 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4787 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4788 on any new_local_var_chain vars declared during recursing on
4789 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4791 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4793 Backport from 2012-03-22 mainline r185692.
4796 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4797 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4798 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4799 (delay_cycles_1, delay_cycles_2): Ditto.
4800 (delay_cycles_3, delay_cycles_4): Ditto.
4801 (nopv, *nopv): Ditto.
4802 (sleep, *sleep): Ditto.
4805 Backport from 2012-03-21 mainline r185605.
4807 PR rtl-optimization/52543
4809 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4810 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4811 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4812 (avr_load_libgcc_p): Restrict to __flash loads.
4813 (avr_out_lpm): Only handle 1-byte loads from __flash.
4814 (avr_load_lpm): New function.
4815 (avr_find_unused_d_reg): Remove.
4816 (avr_out_lpm_no_lpmx): Remove.
4817 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4818 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4819 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4820 (load_<mode>, load_<mode>_clobber): New insns.
4821 (mov<mode>): For multi-byte move from non-generic
4822 16-bit address spaces: Expand to load_<mode> resp.
4823 load_<mode>_clobber.
4824 (load<mode>_libgcc): Remove expander.
4825 (split-lpmx): Remove split.
4827 Backport from 2012-03-13 mainline r185329.
4830 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4831 offset (size) to a value the insns can deal with.
4832 (expand_epilogue): Ditto.
4834 Backport from 2012-03-12 mainline r185256.
4837 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4838 type from reg_class_t to enum reg_class.
4839 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4841 Backport from 2012-03-12 mainline r185253.
4844 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4845 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4846 r184615 from 2012-02-28.
4848 Backport from 2012-03-08 mainline r185105.
4850 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4851 for constants in [-63,63].
4853 Backport from 2012-03-08 mainline r185100.
4856 * config/avr/avr.c (avr_mem_clobber): New static function.
4857 (avr_expand_delay_cycles): Add memory clobber operand to
4858 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4859 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4860 (enable_interrupt, disable_interrupt): New expander.
4861 (nopv, sleep, wdr): New expanders.
4862 (delay_cycles_1): Add memory clobber.
4863 (delay_cycles_2): Add memory clobber.
4864 (delay_cycles_3): Add memory clobber.
4865 (delay_cycles_4): Add memory clobber.
4866 (cli_sei): New insn from former "enable_interrupt",
4867 "disable_interrupt" with memory clobber.
4868 (*wdt): New insn from former "wdt" with memory clobber.
4869 (*nopv): Similar, but for "nopv".
4870 (*sleep): Similar, but for "sleep".
4872 Backport from 2012-03-07 mainline r185043.
4875 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4877 Backport from 2012-03-07 mainline r185032.
4880 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4881 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4882 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4884 Backport from 2012-03-07 mainline r185031.
4887 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4889 * config/avr/avr.md (xload_8): Adjust insn length.
4891 Backport from 2012-03-07 mainline r185030.
4894 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4895 if RAMPZ affects reading from RAM.
4897 Backport from 2012-03-05 mainline r184919.
4899 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4901 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4903 Backport from mainline r185259.
4906 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4907 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4909 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4911 Backported from mainline
4912 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4915 * c-parser.c (c_parser_postfix_expression)
4916 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4918 * config/i386/smmintrin.h: Avoid /* within a comment.
4919 * config/i386/nmmintrin.h: Likewise.
4921 2012-03-22 Richard Guenther <rguenther@suse.de>
4923 * BASE-VER: Set to 4.7.1.
4924 * DEV-PHASE: Set to prerelease.
4926 2012-03-22 Release Manager
4928 * GCC 4.7.0 released.
4930 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4932 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4934 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4935 Andrew Pinski <apinski@cavium.com>
4938 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4939 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4940 calls instead of __builtin_ir{int,ound}*.
4942 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4945 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4948 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4950 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4951 Refer to GCC 4.7 version of c99status.html.
4953 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4955 Backport from mainline
4956 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4958 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4959 redefine to be NULL if the current bit-size is different from the
4960 configured bit-size.
4962 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4963 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4964 set the default tuning. Add asserts to make sure the cpu and tune
4965 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4966 test whether the index is set, instead of > 0.
4967 (rs6000_file_start): Do not reset the default cpu if the current
4968 bit-size is different from the configured bit-size.
4970 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4972 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4974 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4975 Update binutils references.
4976 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4977 Update binutils reference.
4978 Update Sun as/GNU ld caveat.
4979 Document binutils largefile requirement for LTO plugin.
4980 Remove reference to alternate libpthread.
4982 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4984 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4986 (Specific, mips-sgi-irix6): Likewise.
4988 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4990 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4991 * configure: Regenerate.
4993 2012-03-07 Richard Henderson <rth@redhat.com>
4995 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4996 * config/m68k/sync.md (atomic_test_and_set): Use it.
4997 (atomic_test_and_set_1): Likewise.
4999 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
5002 * Makefile.in: Let install-gcc-ar depend on installdirs,
5003 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
5004 Don't double canonicalize if cross-compiling.
5006 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5008 * trans-mem.c: New typedef for tm_region_p.
5009 Define vector types for tm_region_p.
5010 (tm_region_init): Replace region_worklist to a vector called
5013 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
5016 * trans-mem.c (tm_region_init): Use last_basic_block.
5018 2012-03-05 Richard Henderson <rth@redhat.com>
5021 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5022 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5023 BIGGEST_ALIGNMENT is aligned.
5025 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5027 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5029 2012-03-05 Richard Henderson <rth@redhat.com>
5032 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5033 instead of calling negqi2 directly.
5035 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5037 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
5038 (INTMAX_TYPE): Use it.
5039 (UINTMAX_TYPE): Likewise.
5040 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5041 (irix6_c_common_override_options): Declare.
5042 (C_COMMON_OVERRIDE_OPTIONS): Define.
5043 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
5044 * config/mips/irix6-c.c: New file.
5045 * config/mips/t-irix6 (irix6-c.o): New target.
5046 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
5049 2012-03-02 Richard Henderson <rth@redhat.com>
5051 * optabs.c (expand_atomic_test_and_set): Honor
5052 atomic_test_and_set_trueval even when atomic_test_and_set
5053 optab is not in use.
5055 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5057 Backport from mainline
5058 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5060 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5062 2012-03-02 Richard Guenther <rguenther@suse.de>
5064 * DEV-PHASE: Set to prerelease.
5066 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5068 * config.gcc (obsolete): Add all ARM targets using the FPA.
5069 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5070 * doc/install.texi: Avoid references to obsolete ARM ports.
5072 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5074 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5076 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5077 Joern Rennecke <joern.rennecke@embecosm.com>
5079 * doc/extend.texi: Expand and update information on interrupt
5080 attribute for Epiphany.
5082 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5084 * config/sh/sh-protos.h: Update copyright notice dates.
5085 * config/sh/sh.h: Likewise.
5086 * config/sh/sh.md: Likewise.
5087 * config/sh/constraints.md: Likewise.
5088 * config/sh/predicates.md: Likewise.
5090 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5092 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5093 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5095 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5097 * config/sh/constraints.md: Fix comment typo.
5099 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5102 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5103 unsigned HOST_WIDE_INT.
5104 (zvdep_imm64): Likewise.
5105 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5106 (vdepi_and): Likewise.
5107 Likewise for unamed 64-bit patterns.
5108 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5110 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5113 PR rtl-optimization/52417
5114 * cselib.c (cselib_any_perm_equivs): New variable.
5115 (cselib_reset_table): Check that it's not set when not
5116 preserving constants.
5117 (cselib_add_permanent_equiv): Set it.
5118 (cselib_have_permanent_equivalences): New.
5119 (cselib_init, cselib_finish): Reset it.
5120 * cselib.h (cselib_have_permanent_equivalences): Declare.
5121 * alias.c (get_addr): Restore earlier behavior when there
5122 aren't permanent equivalences.
5124 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5126 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5127 * config/v850/v850-modes.def: Fix copyright notice.
5129 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5131 * doc/extend.texi (AVR Built-in Functions): Document
5132 __builtin_avr_flash_segment.
5134 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5135 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5136 (*split.flash_segment): New insn-and-split.
5137 * config/avr/avr.c (avr_init_builtins): Add local variables:
5138 const_memx_void_node, const_memx_ptr_type_node,
5139 char_ftype_const_memx_ptr.
5141 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5143 PR tree-optimization/52445
5144 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5145 add ssa_name_ver, offset and size fields and change store field
5147 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5148 (add_or_mark_expr): Likewise. Only consider previous stores
5149 with the same size and offset.
5150 (nt_init_block): Only look at gimple_assign_single_p stmts,
5151 doesn't look at rhs2.
5153 2012-03-01 Richard Guenther <rguenther@suse.de>
5156 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5157 conversions from integral types to pointer types.
5159 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5161 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5162 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5163 unintentionally removed in r184616.
5165 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5167 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5170 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5171 Uros Bizjak <ubizjak@gmail.com>
5174 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5175 alternatives, add "e" constraint to the new last alternative
5176 and ! to last 3 alternatives.
5178 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5180 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5181 DW_AT_artificial attributes at the end of the processing.
5182 (gen_array_type_die): Likewise.
5183 (gen_enumeration_type_die): Likewise.
5184 (gen_struct_or_union_type_die): Likewise.
5185 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5188 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5191 * expr.c (expand_assignment): If doing misaligned store that doesn't
5192 cover all mode bits, perform a RMW cycle.
5194 PR tree-optimization/52429
5195 * tree-parloops.c (separate_decls_in_region_debug): Return early
5196 if var is LABEL_DECL.
5198 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5200 PR tree-optimization/52424
5201 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5202 calling dom_thread_across_edge.
5204 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5206 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5208 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5210 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5211 * config/avr/avr.c (avr_output_bld): Remove unused function.
5212 (avr_out_sbxx_branch): Use "%T" to print bit position.
5214 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5216 * config/avr/avr.md: Untabify.
5218 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5220 * config/avr/avr.md (eqne): New code iterator.
5221 (*dec-and-branchsi): Use it in text peephole's condition.
5222 (*dec-and-branchhi): Ditto.
5223 (*dec-and-branchqi): Ditto.
5225 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5228 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5229 the device does not have the skip-bug.
5231 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5233 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5234 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5235 -mpretend-cmove): New.
5237 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5240 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5241 doesn't count DEBUG_INSN refs.
5242 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5243 for DEBUG_INSN refs.
5245 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5249 2012-02-20 Richard Guenther <rguenther@suse.de>
5250 PR tree-optimization/52298
5251 * tree-vect-stmts.c (vectorizable_load): Properly use
5252 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5255 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5258 * gimple.h (gimple_in_transaction): New.
5259 (gimple_set_in_transaction): New.
5260 (struct gimple_statement_base): Add in_transaction field.
5261 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5263 (tree_ssa_lim_initialize): Compute transaction bits.
5264 * tree.h (compute_transaction_bits): Protoize.
5265 * trans-mem.c (tm_region_init): Use the heap to store BB
5267 (compute_transaction_bits): New.
5269 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5271 * gcc.c (display_help): Document --help=common and sort entries
5274 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5276 * doc/install.texi: Document check-$LANG specific shortcuts
5278 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5281 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5283 * config/arm/arm_neon.h: Regenerate.
5284 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5285 (neon_vcgeu): New insn.
5286 (neon_vcgtu): Likewise.
5287 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5288 (ops): Unsigned comparison intrinsics call a different
5291 2012-02-28 Richard Guenther <rguenther@suse.de>
5294 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5295 ordering for the VEC_CONCAT for two element vectors for
5296 V2SFmode, V2SImode and V2DImode.
5298 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5301 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5302 detecting big-endian triplets.
5304 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5306 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5307 mode if there is no type information available.
5309 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5311 PR tree-optimization/53207
5312 * doc/invoke.texi: Document as experimental and relying on graphite.
5314 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5316 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5317 of initializer to changes from r184614.
5319 2012-02-28 Richard Guenther <rguenther@suse.de>
5321 PR tree-optimization/52395
5322 * tree-sra.c (build_ref_for_offset): Also look at the base
5323 TYPE_ALIGN when figuring out the alignment of the replacement.
5325 2012-02-28 Richard Guenther <rguenther@suse.de>
5327 PR tree-optimization/52402
5328 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5329 mis-aligned types when creating the accesses at the call site.
5331 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5333 * config/avr/builtins.def: New file.
5334 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5335 * config/avr/avr.c (enum avr_builtin_id): Use it.
5336 (avr_init_builtins): Use it. And use avr_bdesc.
5337 (bdesc_1arg): Remove.
5338 (bdesc_2arg): Remove.
5339 (bdesc_3arg): Remove.
5340 (struct avr_builtin_description): Add field n_args.
5341 (avr_bdesc): New static variable using builtins.def.
5342 (avr_expand_builtin): Use it.
5343 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5344 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5345 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5347 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5350 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5351 match only one single hard register with respective hard reg rtx.
5352 (movmemx_<mode>): Ditto.
5353 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5354 insn anatomy of movmem[x]_<mode>.
5355 (avr_out_movmem): Same for printing assembler and operand usage.
5357 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5361 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5362 address spaces located outside of device flash.
5364 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5365 (mcu_type_s): Add field n_flash.
5366 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5367 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5368 (AVR_MCU): Add N_FLASH argument.
5369 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5370 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5371 macro __FLASH<n> if that address space makes sense for the device.
5372 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5373 outside of target flash.
5374 (avr_asm_named_section): Ditto.
5375 (avr_asm_select_section): Ditto.
5376 (avr_addr_space_convert): Ditto.
5377 (avr_emit_movmemhi): Ditto.
5378 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5379 address space is outside of device flash.
5380 (avr_insert_attributes): Ditto.
5381 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5382 avr_current_arch->n_segments.
5384 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5387 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5389 (*movabs<mode>_2): Likewise.
5391 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5394 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5395 s_register_operand in the test instead of REG_P. Don't call
5396 gen_reg_rtx if it won't be used.
5398 PR tree-optimization/52376
5399 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5401 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5403 * ifcvt.c (noce_get_condition): Check condition variable is not
5404 small_register_classes_for_mode_p before accepting.
5406 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5408 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5410 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5413 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5414 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5416 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5418 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5420 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5422 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5424 * config/sh/predicates.md: Remove blank lines.
5425 * config/sh/sh.c: Fix typos in comments.
5426 * config/sh/constraints.md: Likewise.
5427 * config/sh/sh.md: Remove blank lines.
5428 Fix typos in comments. Use ;; as comment characters.
5430 2012-02-26 Walter Lee <walt@tilera.com>
5432 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5433 (replace_mov_pcrel_step2): Ditto.
5435 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5438 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5439 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5440 and locs that reference values newer than the non-canonical value
5441 at hand. Return the canonical value as a worst case.
5442 (memrefs_conflict_p): Walk canonical value's locs.
5445 * cselib.c (preserve_only_constants): Rename to...
5446 (preserve_constants_and_equivs): ... this. Split out...
5447 (invariant_or_equiv_p): ... this. Preserve plus expressions
5448 of other preserved expressions too.
5449 (cselib_reset_table): Adjust.
5450 * var-tracking.c (reverse_op): Use canonical value to build
5453 2012-02-23 Kai Tietz <ktietz@redhat.com>
5455 * config/i386/i386.c (ix86_delegitimize_address): Handle
5456 UNSPEC_PCREL plus displacement.
5458 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5461 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5462 to test for unusedness in st X addressing.
5464 2012-02-24 Richard Guenther <rguenther@suse.de>
5467 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5468 (is_gimple_reg_type): Move inline ...
5469 * gimple.h (is_gimple_reg_type): ... here.
5471 2012-02-24 Richard Guenther <rguenther@suse.de>
5474 * passes.c (execute_function_todo): When verifying SSA form
5475 verify gimple form first.
5476 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5478 2012-02-24 Richard Guenther <rguenther@suse.de>
5481 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5482 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5484 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5486 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5488 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5490 * tree-phinodes.c (make_phi_node): Mark static.
5491 * tree-flow.h (make_phi_node): Remove extern decl.
5492 * doc/gimple.texi (make_phi_node): Remove documentation.
5494 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5496 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5497 * tree-ssa-sccvn.c (print_scc): Ditto.
5499 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5501 * doc/passes.texi (Full redundancy elimination): Fix typo.
5503 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5505 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5507 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5510 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5512 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5515 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5517 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5519 * config/avr/avr.md (code_stdname): Add ior, xor.
5520 (xior): New code iterator.
5521 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5522 (*<code_stdname><mode>qi.byte1-3): Ditto.
5524 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5526 PR tree-optimization/52019
5527 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5530 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5532 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5533 HAVE_INITFINI_ARRAY to work around namespace pollution in
5534 certain versions of newlib system headers.
5535 * config.in: Regenerate.
5536 * configure: Regenerate.
5537 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5538 instead of HAVE_INITFINI_ARRAY.
5540 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5543 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5544 is not offsettable memory reference.
5546 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5549 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5550 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5552 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5554 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5555 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5557 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5559 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5560 library on Solaris 8 even without TLS support.
5561 * configure: Regenerate.
5563 2012-02-22 Richard Guenther <rguenther@suse.de>
5566 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5567 for GIMPLE_DEBUG stmts.
5569 2012-02-22 Martin Jambor <mjambor@suse.cz>
5572 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5573 according to the base object.
5575 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5577 PR rtl-optimization/50063
5578 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5579 and 2 (8-bit SP) in operand 2.
5580 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5581 setup to use movhi_sp_r instead of vanilla move to write SP.
5582 Adjust REG_CFA notes to superseed unspec.
5583 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5585 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5586 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5587 irq_state 1 (IRQ known to be on) here.
5589 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5591 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5593 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5594 assign_hard_reg): Likewise.
5596 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5598 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5600 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5603 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5604 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5606 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5608 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5609 prototype from here to...
5610 * config/avr/avr.h: ...here.
5612 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5615 * thumb2.md (thumb2_shiftsi3_short): Split register and
5616 immediate shifts. For register shifts tie operands 0 and 1.
5617 (peephole2 for above): Check that register-controlled shifts
5618 have suitably tied operands.
5620 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5623 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5624 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5625 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5626 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5627 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5628 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5629 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5630 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5631 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5632 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5633 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5634 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5635 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5636 bdver1_ssevector_avx256_unaligned_load,
5637 bdver1_ssevector_sse128_unaligned_load,
5638 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5639 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5640 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5641 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5642 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5643 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5644 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5645 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5646 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5647 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5648 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5649 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5650 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5651 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5652 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5653 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5654 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5655 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5656 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5657 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5658 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5659 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5660 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5661 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5662 bdver1_ssediv_double_load, bdver1_ssediv_double,
5663 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5664 Add "bdver2" attribute.
5666 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5668 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5669 default if possible and not specified otherwise.
5671 2012-02-21 Richard Guenther <rguenther@suse.de>
5674 * gimplify.c (create_tmp_from_val): Use the main variant type
5675 for the type of the temporary we create.
5677 2012-02-21 Richard Guenther <rguenther@suse.de>
5679 PR tree-optimization/52324
5680 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5681 do not gimplify a MEM_REF address operand if it is already
5684 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5686 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5687 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5689 2012-02-21 Richard Guenther <rguenther@suse.de>
5691 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5692 nested_in_vect_loop.
5694 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5696 PR tree-optimization/52318
5697 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5698 vdef also to non-pure/const call stmts in the sequence.
5700 2012-02-20 David S. Miller <davem@davemloft.net>
5702 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5703 don't use the "rd %pc" instruction on v9 for PIC register loads.
5705 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5708 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5709 in a transaction safe function.
5711 2012-02-20 Kai Tietz <ktietz@redhat.com>
5714 * stor-layout.c (place_field): Handle desired_align for
5717 2012-02-20 Richard Guenther <rguenther@suse.de>
5719 PR tree-optimization/52298
5720 * tree-vect-stmts.c (vectorizable_store): Properly use
5721 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5723 (vectorizable_load): Likewise.
5724 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5725 Access DR_STEP after ensuring it is not NULL.
5727 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5729 PR tree-optimization/52286
5730 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5731 optimization use double_int_to_tree instead of build_int_cst_wide,
5732 rewrite to use double_int vars.
5734 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5737 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5739 Remove -e 0 from $gcc_cv_ld invocation.
5740 Only use __GLIBC_PREREQ if defined.
5741 Enable on Solaris since Solaris 8 patch.
5742 (gcc_SUN_LD_VERSION): New macro.
5743 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5744 gcc_SUN_LD_VERSION for version number format.
5745 * configure: Regenerate.
5746 * varasm.c (get_elf_initfini_array_priority_section): Set
5747 SECTION_NOTYPE for non-default priority.
5748 Use get_section instead of get_unnamed_section to emit
5749 .init_array/.fini_array with default priority.
5751 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5753 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5754 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5755 (mips_start_unique_function, mips_output_mips16_rdhwr)
5756 (mips_code_end): New functions.
5757 (TARGET_ASM_CODE_END): Define.
5759 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5761 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5762 to stubs with non-sibling calls.
5764 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5766 * doc/invoke.texi (-fira-* options): Copy-edit.
5767 (ira-* parameters): Copy-edit.
5769 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5771 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5772 GCC coding conventions.
5774 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5776 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5777 when used as adjectives.
5779 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5781 * doc/invoke.texi: Clean up "that"/"which" confusion.
5783 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5785 * system.h: Poison SMALL_REGISTER_CLASSES
5786 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5787 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5789 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5791 PR tree-optimization/52285
5792 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5793 when deciding if a call is a tail call or tail recursion.
5795 2012-02-16 Kai Tietz <ktietz@redhat.com>
5797 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5798 interger-constant displacement for UNSPEC_PCREL.
5800 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5802 PR rtl-optimization/52208
5803 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5804 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5806 PR tree-optimization/52255
5807 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5808 loop->header has virtual PHI, but exit_e->dest doesn't, add
5809 virtual PHI to exit_e->dest and adjust all uses after the loop.
5812 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5813 children with clone_tree_hash, not after it.
5815 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5817 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5818 extended identifiers.
5820 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5823 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5824 a same_body_alias, also test whether e->callee isn't a former
5825 or current clone of the decl this is a same body alias of.
5827 PR translation/52264
5828 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5830 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5832 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5834 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5837 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5838 force_reg instead of copy_to_reg for better optimization. Force
5839 non-register or memory operands into a register.
5841 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5843 * extend.texi: Reserve upper bits of memory model for future use.
5845 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5846 Anatoly Sokolov <aesok@post.ru>
5847 Eric Weddington <eric.weddington@atmel.com>
5850 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5851 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5852 Rewrite initializers for .macro.
5853 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5854 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5855 atxmega32d4, atxmega32x1.
5856 avrxmega4: atxmega64a3, atxmega64d3.
5857 avrxmega5: atxmega64a1, atxmega64a1u.
5858 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5859 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5860 avrxmega7: atxmega128a1, atxmega128a1u.
5861 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5862 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5863 (struct base_arch_s): Rename reserved to xmega_p.
5864 Rename reserved2 to have_rampd.
5865 (AVR_XMEGA): New define.
5866 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5867 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5868 * config/avr/predicates.md (io_address_operand): Take into
5870 (low_io_address_operand): Ditto.
5871 (high_io_address_operand): Ditto.
5872 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5873 (enabled, movhi_sp_r): Use them.
5874 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5875 cpp_define_formatted to built-in define __AVR_ARCH__.
5876 (__AVR_XMEGA__): New built-in define.
5877 (__AVR_HAVE_RAMPD__): New built-in define.
5878 (__AVR_HAVE_RAMPX__): New built-in define.
5879 (__AVR_HAVE_RAMPY__): New built-in define.
5880 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5882 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5883 (avr_option_override): Initialize them.
5884 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5885 (avr_init_expanders): Initialize them. No more block several calls.
5886 (emit_push_sfr): New static function.
5887 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5889 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5890 (avr_print_operand): Print addreeses as symbols for
5891 RAMPX, RAMPY, RAMPD, CCP.
5892 (output_movhi): Handle AVR_XMEGA when writing to SP.
5893 (avr_out_movhi_mr_r_xmega): New static function.
5894 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5895 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5896 __RAMPD__, __CCP__ as needed.
5898 * config/avr/multilib.h: Regenerate.
5899 * config/avr/t-multilib: Regenerate.
5900 * config/avr/avr-tables.opt: Regenerate.
5902 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5904 PR tree-optimization/50561
5905 * graphite-flattening.c (lst_project_loop): Do not
5906 remove old scattering dimensions after flattening.
5907 (lst_do_flatten): Likewise.
5909 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5911 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5912 __builtin_avr_map8, __builtin_avr_map16.
5913 Document __builtin_avr_insert_bits.
5915 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5916 (insert_bits): New insn.
5917 (adjust_len.map_bits): Rename to insert_bits.
5918 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5919 * avr-protos.h (avr_out_map_bits): Remove.
5920 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5921 * config/avr/constraints.md (Cxf,C0f): New.
5922 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5923 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5924 New built-in define __BUILTIN_AVR_INSERT_BITS.
5925 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5926 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5927 (avr_move_bits): Rewrite.
5928 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5930 (avr_map_op_t): New typedef.
5931 (avr_map_op): New static variable.
5932 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5933 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5934 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5935 (bdesc_3arg, avr_expand_triop_builtin): New.
5936 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5937 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5938 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5939 (avr_map_equal_p, avr_map_sig_p): Remove.
5940 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5941 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5942 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5943 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5944 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5945 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5947 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5949 * config/c6x/c6x.md (reserve_cycles): New attribute.
5950 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5951 don't reserve functional units after the branch occurs.
5953 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5956 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5957 functions into non-tm_pure functions.
5959 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5962 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5963 (iterative_hash_canonical_type): Likewise.
5964 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5967 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5969 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5970 sched-group insn, it either remains alone or the entire list is pruned.
5972 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5974 * doc/install.texi (Prerequisites): Fix grammar.
5975 (Configuration): Likewise.
5977 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5979 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5980 MPC as part of GCC before describing configuring with --with-gmp etc.
5981 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5982 sources are present.
5984 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5987 * dwarf2out.c (clone_tree_hash): New function.
5988 (copy_decls_walk): Use it instead of clone_tree.
5990 2012-02-14 Richard Guenther <rguenther@suse.de>
5992 PR tree-optimization/52244
5993 PR tree-optimization/51528
5994 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5995 replacements for integral types.
5997 2012-02-14 Walter Lee <walt@tilera.com>
5999 * config.gcc: Handle tilegx and tilepro.
6000 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6002 Add HAVE_AS_TLS check for tilegx and tilepro.
6003 * configure: Regenerate.
6004 * doc/contrib.texi: Add Mat Hostetter and self.
6005 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6006 Document instruction intrinsics and network accessing intrinsics.
6007 (TILEPro Built-in Functions): New node. Document instruction
6008 intrinsics and network accessing intrinsics.
6009 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6010 (Specific, tilepro-*-linux*): Likewise.
6011 * doc/invoke.texi (TILE-Gx Options): New section.
6012 (TILEPro Options): New section.
6013 * doc/md.texi (TILE-Gx): New section.
6014 (TILEPro): New section.
6015 * common/config/tilegx/tilegx-common.c: New file.
6016 * common/config/tilepro/tilepro-common.c: New file.
6017 * config/tilegx/constraints.md: New file.
6018 * config/tilegx/linux.h: New file.
6019 * config/tilegx/mul-tables.c: New file.
6020 * config/tilegx/predicates.md: New file.
6021 * config/tilegx/sync.md: New file.
6022 * config/tilegx/t-tilegx: New file.
6023 * config/tilegx/tilegx-builtins.h: New file.
6024 * config/tilegx/tilegx-c.c: New file.
6025 * config/tilegx/tilegx-generic.md: New file.
6026 * config/tilegx/tilegx-modes.def: New file.
6027 * config/tilegx/tilegx-multiply.h: New file.
6028 * config/tilegx/tilegx-protos.h: New file.
6029 * config/tilegx/tilegx.c: New file.
6030 * config/tilegx/tilegx.h: New file.
6031 * config/tilegx/tilegx.md: New file.
6032 * config/tilegx/tilegx.opt: New file.
6033 * config/tilepro/constraints.md: New file.
6034 * config/tilepro/gen-mul-tables.cc: New file.
6035 * config/tilepro/linux.h: New file.
6036 * config/tilepro/mul-tables.c: New file.
6037 * config/tilepro/predicates.md: New file.
6038 * config/tilepro/t-tilepro: New file.
6039 * config/tilepro/tilepro-builtins.h: New file.
6040 * config/tilepro/tilepro-c.c: New file.
6041 * config/tilepro/tilepro-generic.md: New file.
6042 * config/tilepro/tilepro-modes.def: New file.
6043 * config/tilepro/tilepro-multiply.h: New file.
6044 * config/tilepro/tilepro-protos.h: New file.
6045 * config/tilepro/tilepro.c: New file.
6046 * config/tilepro/tilepro.h: New file.
6047 * config/tilepro/tilepro.md: New file.
6048 * config/tilepro/tilepro.opt: New file.
6050 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6052 PR tree-optimization/52210
6053 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6054 vect_model_simple_cost with two entry vect_def_type array instead
6055 of an address of dt.
6057 2012-02-14 Richard Guenther <rguenther@suse.de>
6060 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6061 Do not stream DECL_QUALIFIER.
6062 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6063 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6064 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6066 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6069 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6072 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6075 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6076 * cselib.c (cselib_subst_to_values_from_insn): New function.
6077 * sched-deps.c (add_insn_mem_dependence,
6078 sched_analyze_1, sched_analyze_2): Use it.
6080 2012-02-13 Jan Hubicka <jh@suse.cz>
6083 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6085 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6087 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6088 (GTM_SELF_SPECS): Define if not already defined.
6089 (driver_self_specs): Add GTM_SELF_SPECS.
6090 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6091 (GTM_SELF_SPECS): Define.
6092 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6093 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6095 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6097 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6100 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6103 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6104 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6106 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6109 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6111 2012-02-13 Richard Guenther <rguenther@suse.de>
6113 PR translation/52211
6114 * passes.c (enable_disable_pass): Fix typo.
6116 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6119 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6120 XOR for reduce_bit_field if type is unsigned.
6122 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6124 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6125 disallow changes from SFmode to mode with different size in FP regs.
6127 2012-02-12 Robert Millan <rmh@gnu.org>
6128 Gerald Pfeifer <gerald@pfeifer.com>
6130 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6133 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6135 PR rtl-optimization/52175
6136 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6137 to frame-related instructions.
6139 2012-02-10 Jason Merrill <jason@redhat.com>
6142 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6143 (demangle_new_symbols): Fill it.
6144 (scan_linker_output): Walk it.
6145 (start_tweaking): Split out from scan_linker_output.
6146 (maybe_tweak): Update sym->chosen.
6147 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6149 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6152 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6154 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6156 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6157 having the same mode as previous compare.
6159 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6161 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6162 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6163 (nonlocal_goto_internal): Likewise.
6164 (nonlocal_goto): Emit a use and an indirect jump directly.
6166 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6169 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6170 __atomic_{is,always}_lock_free.
6172 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6175 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6176 negative constant address for x32.
6178 2012-02-10 Richard Henderson <rth@redhat.com>
6180 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6181 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6182 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6184 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6185 Ira Rosen <irar@il.ibm.com>
6187 PR tree-optimization/50031
6188 * targhooks.c (default_builtin_vectorization_cost): Handle
6190 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6191 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6192 all types of reduction and pattern statements.
6193 (vect_estimate_min_profitable_iters): Likewise.
6194 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6195 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6196 for explicit realigns.
6197 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6198 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6200 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6201 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6202 vec_perm for VSX and handle vec_promote_demote.
6204 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6207 * builtins.c (fold_builtin_atomic_always_lock_free,
6208 expand_builtin_atomic_always_lock_free,
6209 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6210 Return and/or test boolean_true_node/boolean_false_node instead of
6211 integer_one_node/integer_zero_node.
6213 2012-02-10 Jan Hubicka <jh@suse.cz>
6216 * predict.c (predict_paths_for_bb): Prevent looping.
6217 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6219 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6221 * config/arm/arm.c (output_move_double): In one case properly
6222 count number of instructions that will be emitted.
6224 2012-02-10 Richard Guenther <rguenther@suse.de>
6226 PR translation/52193
6227 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6229 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6232 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6234 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6237 * var-tracking.c (emit_note_insn_var_location): If
6238 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6239 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6240 non-NOTE_DURING_CALL_P insn.
6242 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6245 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6247 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6250 * gcc.c (switch_matches) Support switches with separated form,
6253 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6255 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6257 (RAMPZ_ADDR): Ditto.
6258 * config/avr/avr.c (avr_addr_t): New typedef.
6259 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6260 (avr_init_expanders): Initialize it.
6261 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6263 (expand_epilogue): Ditto.
6264 (avr_print_operand): Ditto.
6265 (avr_file_start): Ditto.
6266 (avr_emit_movmemhi): Ditto.
6268 2012-02-08 Richard Guenther <rguenther@suse.de>
6270 PR tree-optimization/46886
6271 * tree-flow.h (do_while_loop_p): Declare.
6272 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6273 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6275 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6277 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6278 always succeed for integers larger than a native word.
6280 2012-02-08 Richard Guenther <rguenther@suse.de>
6282 PR rtl-optimization/52170
6283 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6284 properly handle integer vector modes.
6286 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6288 PR gcov-profile/52150
6289 * coverage.c: Include target.h.
6290 (build_var): Call targetm.strip_name_encoding on the assembler name.
6291 Change one _ into . or $ if the target allows it.
6292 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6294 PR rtl-optimization/52139
6295 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6296 is a BARRIER after emit_insn_after_noloc, move BB_END
6297 to the last non-BARRIER insn before it.
6299 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6302 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6303 (mips_gimplify_va_arg_expr): Call it instead of
6304 std_gimplify_va_arg_expr.
6306 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6308 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6309 message for -mno-pointers-to-nested-function.
6311 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6314 * expr.c (get_inner_reference): If there is an offset, add a negative
6315 bit position to it (if any).
6317 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6319 PR rtl-optimization/52060
6320 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6321 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6322 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6323 and/or i0src_copy2 when needed.
6325 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6327 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6328 or LTOPLUGINSONAME if have_c.
6330 * config/freebsd-spec.h: Add comment about what macros can be defined
6332 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6333 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6336 2012-02-07 Richard Guenther <rguenther@suse.de>
6338 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6339 newline in -alias dumps.
6341 2012-02-07 Kai Tietz <ktietz@redhat.com>
6342 Dave Korn <dave.korn.cygwin@gmail.com>
6345 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6346 Take care that typinfo gets dllexport-attribute.
6348 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6351 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6352 if modifier < EXPAND_SUM call force_operand on the result.
6354 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6356 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6357 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6359 (epiphany_function_type): Replace types for specific interrupts with
6360 EPIPHANY_FUNCTION_INTERRUPT.
6361 (EPIPHANY_INTERRUPT_P): Update.
6362 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6363 New static function.
6364 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6365 <disinterrupt>: Affects type identity.
6366 (epiphany_handle_interrupt_attribute): Handle variable number of
6368 (epiphany_compute_function_type): Update for new
6369 epiphany_function_type definition.
6370 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6371 handlers with a longcall forwarder.
6372 (epiphany_start_function): Handle multiple interrupt arguments and/or
6373 forwarder_section attribute.
6375 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6378 2012-02-07 Alan Modra <amodra@gmail.com>
6381 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6384 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6386 PR tree-optimization/50969
6387 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6388 use vec_perm rather than vector_stmt.
6389 (vect_model_load_cost): Likewise.
6390 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6391 vec_perm to be the same as other vector statements.
6392 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6393 cost of vec_perm for TARGET_VSX.
6395 2012-02-06 Richard Guenther <rguenther@suse.de>
6397 PR tree-optimization/52115
6398 * tree-sra.c (access_has_replacements_p): New function.
6399 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6401 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6404 * trans-mem.c (expand_call_tm): Add an assertion.
6405 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6408 2012-02-06 Richard Guenther <rguenther@suse.de>
6410 PR tree-optimization/50955
6411 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6412 raise cost of expressions that replace an address with an
6413 expression based on a different pointer.
6415 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6418 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6419 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6421 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6424 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6425 -Weffc++ and specify guidelines come from second edition.
6427 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6429 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6430 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6431 (call_direct_split, call_value_split, call_value_internal_direct)
6432 (call_value_direct_split, call_value_multiple_split): Use jal and
6433 jal_macro attributes.
6435 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6437 * reload1.c (reload_regs_reach_end_p): Replace with...
6438 (reload_reg_rtx_reaches_end_p): ...this function.
6439 (new_spill_reg_store): Update commentary.
6440 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6441 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6442 before setting new_spill_reg_store.
6443 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6444 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6445 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6446 for non-spill reload registers.
6448 2012-02-05 Ira Rosen <irar@il.ibm.com>
6450 PR tree-optimization/52091
6451 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6452 (vect_is_simple_use_1): Likewise.
6453 * tree-vect-loop.c (vectorizable_reduction): Update calls
6454 to vect_is_simple_use_1 and vect_is_simple_use.
6455 (vectorizable_live_operation): Likewise.
6456 * tree-vect-patterns.c (widened_name_p,
6457 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6458 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6459 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6460 vectorizable_shift,vectorizable_operation, vectorizable_store,
6461 vectorizable_load): Likewise.
6462 (vect_is_simple_cond): Add an argument, pass it to
6463 vect_is_simple_use_1.
6464 (vectorizable_condition): Update calls to vect_is_simple_cond,
6466 (vect_is_simple_use): Add an argument, the statement in which
6467 OPERAND is used. Check that if OPERAND's def stmt is a double
6468 reduction phi node, the use is a phi node too.
6469 (vect_is_simple_use_1): Add an argument, pass it to
6471 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6472 to vect_is_simple_use.
6474 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6476 PR rtl-optimization/52095
6477 * modulo-sched.c (dump_insn_locator): New function.
6478 (loop_canon_p, sms_schedule): Use it.
6480 PR rtl-optimization/52113
6481 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6482 even for decomposable shift/zext insns.
6484 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6485 Zdenek Dvorak <ook@ucw.cz>
6487 PR rtl-optimization/52092
6488 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6489 on get_iv_value result.
6491 2012-02-02 Andrew Pinski <apinski@cavium.com>
6495 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6497 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6500 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6502 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6504 PR rtl-optimization/49800
6505 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6506 (sched_finish): Call regstat_free_n_sets_and_refs.
6508 2012-02-02 Jia Liu <proljc@gmail.com>
6510 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6513 2012-02-02 Jan Hubicka <jh@suse.cz>
6514 Tom de Vries <tom@codesourcery.com>
6517 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6518 * varpool.c (varpool_analyze_pending_decls): Likewise.
6520 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6521 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6523 * config.gcc: Add cr16-* support.
6525 * doc/extend.texi: Document cr16 extensions.
6526 * doc/install.texi: Document cr16 install.
6527 * doc/invoke.texi: Document cr16 options.
6528 * doc/md.texi: Document cr16 constraints.
6530 * common/config/cr16/cr16-common.c: New file.
6531 * config/cr16/cr16.c: New file.
6532 * config/cr16/cr16.h: New file.
6533 * config/cr16/cr16.md: New file.
6534 * config/cr16/cr16.opt: New file.
6535 * config/cr16/cr16-protos.h: New file.
6536 * config/cr16/predicates.md: New file.
6537 * config/cr16/constraints.md: New file.
6538 * config/cr16/t-cr16: New file.
6540 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6543 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6544 that operands[2] is either immediate, or q_regs_operand.
6546 PR tree-optimization/52073
6547 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6548 a pattern stmt for pattern uses, ignore uses outside of the loop.
6550 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6552 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6553 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6554 (OUT_AS1, OUT_AS2): Remove.
6556 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6558 PR rtl-optimization/51374
6559 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6560 to cross other volatile_refs_p insns.
6562 2012-02-01 Richard Guenther <rguenther@suse.de>
6564 * doc/invoke.texi (fno-inline): Clarify documentation.
6565 (finline-small-functions): Likewise.
6566 (finline-functions): Likewise.
6567 * common.opt (finline): Adjust comment and documentation.
6568 (finline-small-functions): Clarify documentation.
6569 (finline-functions): Likewise.
6570 (finline-functions-called-once): Likewise.
6572 2012-02-01 Tristan Gingold <gingold@adacore.com>
6574 * c-typeck.c (composite_type): Keep mode for pointers.
6576 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6578 * function.h (regno_reg_rtx): Adjust comment.
6579 * reginfo.c (init_reg_modes_target): Only use the previous mode
6580 if it fits within one register. Remove MIPS comment.
6582 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6585 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6587 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6589 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6590 to srak instruction.
6592 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6594 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6596 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6601 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6603 2012-01-31 Richard Guenther <rguenther@suse.de>
6605 PR tree-optimization/51528
6606 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6609 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6614 * ree.c (add_removable_extension): Change def_map argument
6615 to unsigned *, store in def_map 1 + offset into *insn_list vector
6616 instead of pointers into the vector.
6617 (find_removable_extensions): Adjust caller.
6619 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6621 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6622 Transform all "* quoted-c-code" to { c-code }.
6623 Remove redundant test for "optimize" in combine patterns.
6624 Move (include "avr-dimode.md") to end of file.
6626 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6629 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6630 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6632 2012-01-30 Richard Guenther <rguenther@suse.de>
6634 PR tree-optimization/52028
6635 * tree-loop-distribution.c (ldist_gen): Properly update
6638 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6641 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6642 set_cur_line_info_table if not emitting debug info.
6644 PR tree-optimization/52046
6645 * tree-vect-patterns.c (check_bool_pattern): Give up if
6646 a comparison could throw.
6649 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6651 2012-01-30 Richard Guenther <rguenther@suse.de>
6653 PR tree-optimization/52045
6654 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6655 SSA form if cfgcleanup did anything.
6657 2012-01-30 Richard Guenther <rguenther@suse.de>
6659 PR tree-optimization/52045
6660 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6661 before computing final todo.
6663 2012-01-30 Richard Guenther <rguenther@suse.de>
6665 PR tree-optimization/51528
6666 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6669 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6671 * df-problems.c (df_kill_notes): Check that the use refers
6672 to the note under examination.
6674 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6677 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6678 parameter and use short-lived pseudos.
6679 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6680 (sparc_expand_vector_init): Const-ify local variables and adjust
6681 calls to above functions.
6683 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6685 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6687 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6689 * doc/invoke.texi: Make usage of "compile time" and
6690 "run time"/"runtime" consistent throughout the file.
6692 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6694 * config/alpha/alpha.c (alpha_option_override): Default to
6695 full IEEE compliance mode for Go language.
6697 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6699 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6700 (LINK_SSP_SPEC): Define.
6702 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6705 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6708 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6710 * doc/invoke.texi: Correct hyphenation of "floating point",
6711 "double precision", and related terminology throughout the file.
6713 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6716 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6717 arm_general_register_operand predicate for operand 2 instead of
6720 2012-01-27 Ian Lance Taylor <iant@google.com>
6723 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6724 * builtins.c (expand_builtin_init_trampoline): Add onstack
6725 parameter. Change caller.
6726 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6727 * tree.c (build_common_builtin_nodes): Declare
6728 __builtin_init_heap_trampoline.
6730 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6732 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6733 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6734 * config/avr/avr.c: Ditto.
6735 (avr_regnames): Remove because unused.
6736 * config/avr/avr.md (*cpse.ne): New peephole.
6737 (*cpse.eq): New peephole from former cpse peepholes.
6739 2012-01-27 Michael Eager <eager@eagercon.com>
6741 * config/microblaze.c (microblaze_emit_compare): Correct
6742 test after pcmp instruction.
6744 2012-01-27 Richard Guenther <rguenther@suse.de>
6746 PR tree-optimization/52020
6747 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6749 2012-01-27 Richard Guenther <rguenther@suse.de>
6751 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6752 function non-const/pure.
6754 2012-01-27 Richard Guenther <rguenther@suse.de>
6756 PR tree-optimization/50444
6757 * tree-sra.c (build_ref_for_offset): Properly adjust the
6758 MEM_REF type for unaligned accesses.
6760 2012-01-27 Richard Guenther <rguenther@suse.de>
6762 PR tree-optimization/50444
6763 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6764 (expand_assignment): Use it. Properly handle misaligned
6765 bases when expanding stores to component references.
6766 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6769 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6772 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6773 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6774 * tree-data-ref.c (find_data_references_in_loop): Make static.
6775 (compute_all_dependences): Change return type to bool. Bail out
6776 for too many datarefs in a loop. Move the hunk resetting the data
6777 dependences vector from ...
6778 (compute_data_dependences_for_loop): ... here. Account for
6779 compute_all_dependences returning false.
6780 (compute_data_dependences_for_bb): Likewise.
6781 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6782 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6784 2012-01-27 Richard Guenther <rguenther@suse.de>
6787 * expr.c (store_field): Use the alias-set of the scratch memory
6790 2012-01-27 Tom de Vries <tom@codesourcery.com>
6792 PR tree-optimization/51990
6793 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6795 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6797 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6800 * var-tracking.c (reverse_op): Don't add any reverse operation
6801 if V already has any constant locations.
6803 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6805 * doc/invoke.texi: Correct usage of "command line" (noun)
6806 vs "command-line" (adjective) throughout.
6808 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6810 * doc/invoke.texi (Language Independent Options): Move
6811 -Wcoverage-mismatch blurb from here....
6812 (Warning Options): ...to here.
6814 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6816 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6817 Set rs6000_always_hint to false for 476.
6819 2012-01-27 Matthias Klose <doko@ubuntu.com>
6821 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6823 * incpath.c (add_standard_paths): Likewise.
6825 2012-01-27 Richard Henderson <rth@redhat.com>
6827 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6828 * config/m68k/sync.md (atomic_test_and_set): Rename from
6829 sync_test_and_setqi and adjust the operands.
6830 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6831 and unconditionally enable.
6833 2012-01-27 Richard Henderson <rth@redhat.com>
6835 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6836 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6837 (ldstub): Rename from ldstubqi.
6838 (ldstub<I24MODE>): Remove.
6840 2012-01-27 Richard Henderson <rth@redhat.com>
6842 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6843 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6844 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6845 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6846 * doc/tm.texi: Rebuild.
6848 2012-01-27 Richard Henderson <rth@redhat.com>
6850 * optabs.c (gen_atomic_test_and_set): Remove default.
6851 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6853 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6855 PR rtl-optimization/51978
6856 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6857 (combine_reaching_defs): Likewise.
6858 (struct re_info): Remove.
6859 (add_removable_extension): Remove x and data arguments,
6860 add insn, insn_list and def_map. Use the arguments directly
6861 instead of using struct re_info.
6862 (find_removable_extensions): Don't call add_removable_extension
6863 through note_stores, instead just call it with single_set
6865 (find_and_remove_re): Pass curr_cand->expr instead of
6866 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6868 2012-01-26 Michael Matz <matz@suse.de>
6870 PR tree-optimization/46590
6871 * cfgexpand.c: Revert last change (r183305).
6872 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6874 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6875 checking for emptiness.
6877 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6880 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6881 non-addressable non-BLKmode base correctly.
6883 2012-01-26 Michael Matz <matz@suse.de>
6885 PR tree-optimization/48794
6886 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6887 regions referenced from RESX/EH_DISPATCH.
6889 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6891 * config/s390/s390.h: Make BRANCH_COST an option.
6892 * config/s390/s390.opt: New option -mbranch-cost.
6894 2012-01-26 Richard Henderson <rth@redhat.com>
6896 Revert 2012-01-24 change:
6897 * trans-mem.c (requires_barrier): Do not instrument thread local
6898 variables and emit save/restore for them.
6900 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6903 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6906 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6908 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6911 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6914 Rename __pgm to __flash.
6915 Rename __pgm1 to __flash1.
6916 Rename __pgm2 to __flash2.
6917 Rename __pgm3 to __flash3.
6918 Rename __pgm4 to __flash4.
6919 Rename __pgm5 to __flash5.
6920 Rename __pgmx to __memx.
6921 * doc/extend.texi (AVR Named Address Spaces)
6922 Rename address space names as indicated above.
6923 * config/avr/avr.c (avr_addrspace): Ditto.
6925 * config/avr/avr-protos.h
6926 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6927 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6928 * config/avr/predicates.md: Ditto.
6929 * config/avr/avr.c Ditto, and
6930 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6931 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6933 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6934 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6935 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6936 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6937 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6938 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6939 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6940 * config/avr/avr.c: Ditto.
6941 * config/avr/avr.md: Ditto.
6943 2012-01-25 Jason Merrill <jason@redhat.com>
6946 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6948 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6950 PR tree-optimization/51987
6951 * tree-data-ref.c (get_references_in_stmt): Handle references in
6952 non-volatile GIMPLE_ASM.
6954 2012-01-25 Richard Guenther <rguenther@suse.de>
6956 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6957 bases are dereferenced.
6959 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6961 PR rtl-optimization/48374
6962 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6964 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6966 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6967 compute_data_dependences_for_loop returns false.
6968 * tree-parloops.c (loop_parallel_p): Likewise.
6970 2012-01-25 Richard Guenther <rguenther@suse.de>
6972 * tree.h (get_pointer_alignment_1): Declare.
6973 * builtins.c (get_pointer_alignment_1): New function.
6974 (get_pointer_alignment): Use it.
6976 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6978 PR rtl-optimization/48308
6979 * combine.c (enum undo_kind): Add UNDO_LINKS.
6980 (struct undo): Add member l to other_contents and where.
6981 (do_SUBST_LINK): New.
6983 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6984 (undo_all): Handle UNDO_LINKS.
6986 2012-01-25 Richard Henderson <rth@redhat.com>
6988 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6991 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6993 * optabs.c (gen_atomic_test_and_set): Use each argument.
6995 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6997 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6998 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6999 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7000 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7001 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7002 TARGET_PAIRED_SINGLE_FLOAT.
7004 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7006 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7007 (in_struct, return_val): Remove MEM documentation.
7008 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7009 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7010 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7012 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7013 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7014 * expr.c (store_field): Likewise.
7015 * function.c (assign_stack_temp_for_type): Likewise.
7016 * ifcvt.c (noce_try_cmove_arith): Likewise.
7017 * reload1.c (reload): Likewise.
7018 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7019 (alpha_set_memflags): Likewise.
7020 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7022 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7024 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7026 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7027 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7028 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7030 * cselib.c (cselib_rtx_varies_p): Delete.
7031 (cselib_invalidate_mem): Update call to canon_true_dependence.
7032 * dse.c (record_store, check_mem_read_rtx): Likewise.
7033 (scan_reads_nospill): Likewise.
7034 * cse.c (check_dependence): Likewise.
7035 (cse_rtx_varies_p): Delete.
7036 * expr.c (safe_from_p): Update call to true_dependence.
7037 * ira.c (validate_equiv_mem_from_store): Likewise.
7038 (memref_referenced_p): Likewise.
7039 * postreload-gcse.c (find_mem_conflicts): Likewise.
7040 * sched-deps.c (sched_analyze_2): Likewise.
7041 * store-motion.c (load_kills_store): Likewise.
7042 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7043 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7044 (compute_transp): Update call to canon_true_dependence.
7046 2012-01-25 Richard Henderson <rth@redhat.com>
7048 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7049 (maybe_emit_atomic_test_and_set): New.
7050 (expand_sync_lock_test_and_set): Use it.
7051 (expand_atomic_test_and_set): Likewise.
7052 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7053 the implementation; clarify implementation defined details.
7054 * doc/md.texi (atomic_test_and_set): Document.
7056 2012-01-25 Richard Henderson <rth@redhat.com>
7058 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7060 2012-01-25 Richard Henderson <rth@redhat.com>
7063 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7064 to effect no-op split.
7066 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7069 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7070 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7071 (BT_FN_VOID_PTR_INT_SIZE): New.
7072 (BT_FN_UINT_UINT_VAR): Remove.
7073 (BT_FN_UINT32_UINT32_VAR): New.
7074 (BT_FN_DOUBLE_VPTR): Remove.
7075 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7077 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7078 (_ITM_changeTransactionMode): Same.
7079 (_ITM_memmoveRtWt): Change return type to void.
7080 (_ITM_memcpyRtWt): Same.
7081 (_ITM_memsetW): Same.
7082 (_ITM_RaRD): Change types to double.
7087 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7089 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7090 Patrick Marlier <patrick.marlier@gmail.com>
7092 * trans-mem.c (requires_barrier): Do not instrument thread local
7093 variables and emit save/restore for them.
7095 2012-01-24 Jason Merrill <jason@redhat.com>
7098 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7099 output static aliases.
7101 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7104 * common.opt (-pie, -shared, pie, shared): Change from Common to
7106 * gcc.c (display_help): Display help for -pie and -shared.
7108 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7111 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7112 Remove note on size/offset limitation.
7113 (AVR Variable Attributes): Add example how to read data located
7114 with progmem. Refer to named address spaces.
7115 * doc/invoke.texi (AVR Options): Fix typo.
7117 2012-01-24 Richard Guenther <rguenther@suse.de>
7119 Forward-port to trunk
7120 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7123 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7124 op0 isn't sufficiently aligned and there is movmisalignM
7125 insn for mode, use it to load op0 into a temporary register.
7127 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7130 * target.def (const_not_ok_for_debug_p): New hook.
7131 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7133 * doc/tm.texi: Regenerated.
7134 * dwarf2out.c (const_ok_for_output_1): If
7135 targetm.const_not_ok_for_debug_p returns true, fail.
7136 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7138 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7140 2012-01-23 Kai Tietz <ktietz@redhat.com>
7143 * config/i386/predicates.md (symbolic_operand): Allow
7144 UNSPEC_PCREL as PIC expression for lea.
7145 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7146 * config/i386/i386.c (ix86_delegitimize_address): Handle
7147 UNSPEC_PCREL for none-MEM, too.
7149 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7151 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7152 (ipa_tm_create_version_alias): Same.
7154 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7157 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7158 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7160 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7161 Patrick Marlier <patrick.marlier@gmail.com>
7162 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7165 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7166 simple_object_start_read.
7168 2012-01-23 Richard Guenther <rguenther@suse.de>
7171 PR tree-optimization/51895
7172 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7173 parameter decomposition into BLKmode components.
7175 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7177 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7178 fake variables for restrict-qualified pointers whose pointed-to type
7179 contains a placeholder.
7181 2012-01-23 Richard Guenther <rguenther@suse.de>
7183 PR tree-optimization/51949
7184 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7186 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7188 PR rtl-optimization/51933
7189 * ree.c (transform_ifelse): Return true right away if dstreg is
7190 already wider or equal to cand->mode.
7191 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7192 (make_defs_and_copies_lists): Remove defs_list and copies_list
7193 arguments, add state argument, just truncate state->work_list
7194 instead of always allocating and freeing the vector. Assert that
7195 get_defs succeeds instead of returning 2. Changed return type to bool.
7196 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7197 have ext_src_mode, see if it has been modified already with the
7198 right kind of extension and has been extended before from the
7199 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7200 just return true. Remember the original mode in state->modified array.
7201 (combine_reaching_defs): Add state argument. Don't allocate and
7202 free here def_list, copied_list and vec vectors, instead just
7203 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7204 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7205 Add state variable, clear vectors in it, initialize state.modified
7206 if needed. Free all the vectors at the end and state.modified too.
7207 Don't skip a candidate if the extension expression has been modified.
7209 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7212 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7213 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7214 (extra_options) interix.opt -> i386/interix.opt"
7215 (extra_objs):Add winnt-stubs.o
7216 * configure.ac: Add interix to target_os .comm on PE check.
7217 * configure: Regenerate.
7218 * config/interix3.h: Delete and move bits to..
7219 * config/interix.h: Delete and move bits to..
7220 * config/i386/i386-interix3.h: Delete and move bits to..
7221 * config/i386/i386-interix.h: ..here.
7222 (TARGET_CPU_DEFAULT): Remove redefinition.
7223 (TARGET_ASM_CONSTRUCTOR): Undefine.
7224 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7225 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7226 (PTRDIFF_TYPE): Define.
7227 (LONG_DOUBLE_TYPE_SIZE): Define.
7228 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7229 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7230 (TARGET_SECTION_TYPE_FLAGS): Define.
7231 (ASM_DECLARE_FUNCTION_NAME): Define.
7232 (ASM_OUTPUT_EXTERNAL): Define.
7233 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7234 (ASM_OUTPUT_ALIGNED_BSS): Define.
7235 (PCC_BITFIELD_TYPE_MATTERS): Define.
7236 (USE_CONST_SECTION): Define.
7237 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7238 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7239 (SUPPORTS_ONE_ONLY): Remove.
7240 (I386_PE_STRIP_ENCODING): Define.
7241 * config/interix.opt: Delete and move bits to..
7242 * config/i386/interix.opt: ..here. New.
7243 (mpe-aligned-commons): Add.
7244 * config/i386/t-interix: Add copyright header.
7245 (winnt-stubs.o): Add rule.
7247 2012-01-22 Jason Merrill <jason@redhat.com>
7250 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7251 for extra name aliases.
7253 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7255 PR rtl-optimization/51924
7256 * ree.c (combine_set_extension): Improve debugging message.
7257 (combine_reaching_defs): Likewise.
7258 (get_defs): Rename confusingly named variable.
7259 (find_and_remove_re): Skip a candidate if the extension expression has
7262 2012-01-21 Robert Millan <rmh@gnu.org>
7263 Gerald Pfeifer <gerald@pfeifer.com>
7265 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7266 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7268 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7270 PR tree-optimization/51914
7271 * tree-vect-stmts.c (vectorizable_conversion): For
7272 cvt_type && modifier == WIDEN, put temporary with cvt_type
7273 at the beginning of vec_dsts and set vec_dest to temporary
7276 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7278 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7280 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7282 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7283 * config/rs6000/rs6000.c: Likewise.
7285 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7288 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7289 output_move_double on a copy of operands array.
7291 2012-01-20 Cary Coutant <ccoutant@google.com>
7292 Dodji Seketeli <dodji@redhat.com>
7295 * dwarf2out.c (copy_declaration_context): Return ref to parent
7296 of declaration DIE, if necessary.
7297 (remove_child_or_replace_with_skeleton): Add new parameter; update
7298 caller. Place skeleton DIE under parent DIE of original declaration.
7299 Move call to copy_declaration_context to here ...
7300 (break_out_comdat_types): ... from here.
7302 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7304 PR rtl-optimization/51856
7305 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7308 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7311 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7312 hints for neon loads and stores.
7314 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7318 * doc/extend.texi (Named Address Spaces): Split into subsections.
7319 (AVR Named Address Spaces): New subsection.
7320 (M32C Named Address Spaces): New subsection.
7321 (RL78 Named Address Spaces): New subsection.
7322 (SPU Named Address Spaces): New subsection.
7323 (Variable Attributes): New anchor "AVR Variable Attributes".
7324 (AVR Variable Attributes): Rewrite and avoid wording
7325 "address space" in this context.
7326 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7327 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7328 (AVR Built-in Macros): New subsubsection therein.
7329 * doc/md.texi (AVR constraints): Remove "C04", "R".
7331 2012-01-20 Richard Guenther <rguenther@suse.de>
7333 PR tree-optimization/51903
7334 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7335 when removing stmts.
7337 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7340 * config/arm/arm.c (arm_load_pic_register): Use
7341 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7342 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7343 (arm_pic_static_addr): Likewise.
7344 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7345 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7346 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7347 (pic_load_addr_unified): New.
7349 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7352 * function.c (instantiate_virtual_regs_in_insn): Use
7353 delete_insn_and_edges when removing a wrong asm insn.
7355 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7357 PR rtl-optimization/40761
7358 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7359 Add new member loop_num.
7360 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7361 (ira_build): Remove the parameter.
7363 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7364 (ira.c): Do not build CFG loops for one region allocation. Remove
7365 argument from ira_build call.
7367 * ira-build.c (init_loop_tree_node): New function.
7368 (create_loop_tree_nodes): Use it. Separate the case when CFG
7369 loops are not built.
7370 (more_one_region_p): Check current_loops.
7371 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7373 (add_loop_to_tree): Process loop equal to NULL too.
7374 (form_loop_tree): Separate the case when CFG loops are not built.
7375 Use explicitly number for the root.
7376 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7378 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7379 instead of loop->num.
7380 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7381 (mark_all_loops_for_removal): Ditto.
7382 (remove_unnecessary_regions): Separate the case when CFG loops
7384 (ira_build): Remove the parameter. Use explicit number of regions
7385 when CFG loops are not built.
7387 * ira-color.c (print_loop_title): Separate the case for the root node.
7388 Use loop_num instead of loop->num.
7389 (move_spill_restore): Use loop_num instead of loop->num.
7391 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7392 (change_loop): Ditto.
7393 (change_loop): Use loop_num instead of loop->num.
7395 * ira-lives.c (process_bb_node_lives): Ditto.
7397 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7399 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7401 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7404 * tree-mudflap.c (mf_artificial): New function.
7405 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7406 mx_register_decls, mudflap_enqueue_decl): Use it.
7409 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7410 numbers in the insn pattern.
7412 2012-01-19 Michael Matz <matz@suse.de>
7414 PR tree-optimization/46590
7415 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7416 use it in remembering which conflicts we already created.
7417 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7420 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7423 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7424 (merge_and_complain): Same.
7426 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7429 * config/initfini-array.h: Guard content of the header
7430 with #ifdef HAVE_INITFINI_ARRAY.
7431 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7432 Add initfini-array.h to tm_file here.
7433 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7434 * config.gcc: Don't add initfini-array.h to tm_file here.
7435 * configure: Regenerated.
7437 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7439 PR rtl-optimization/51505
7440 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7441 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7442 (df_note_bb_compute): Update the call to df_kill_notes.
7444 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7446 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7448 2012-01-18 Richard Guenther <rguenther@suse.de>
7450 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7451 of conversions to void *.
7453 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7454 Richard Sandiford <rdsandiford@googlemail.com>
7458 * optabs.h (simplify_expand_binop): Declare.
7459 * optabs.c (simplify_expand_binop): Make global.
7460 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7461 endian targets if the source cannot be exactly covered by word
7464 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7467 * hard-reg-set.h (struct hard_reg_set_container): New type.
7468 * target.h (struct hard_reg_set_container): Forward declare.
7469 * target.def (set_up_by_prologue): New target hook.
7470 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7471 * doc/tm.texi: Regenerated.
7472 * function.c (thread_prologue_and_epilogue_insns): Change
7473 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7474 Call targetm.set_up_by_prologue on it.
7475 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7476 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7478 2012-01-17 Nick Clifton <nickc@redhat.com>
7480 * config/rx/rx.c (rx_can_use_simple_return): New function.
7481 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7482 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7484 2012-01-17 Richard Guenther <rguenther@suse.de>
7487 * expr.c (expand_assignment): Take address-space information
7488 from the address operand of MEM_REF and TARGET_MEM_REF.
7489 (expand_expr_real_1): Likewise.
7491 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7493 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7494 reload dump is requested.
7496 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7499 * trans-mem.c (requires_barrier): Call may_be_aliased.
7501 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7503 PR tree-optimization/51877
7504 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7505 call arguments and fndecls compare equal, instead return false if they
7506 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7507 both SSA_NAMEs that are valueized the same, or they satisfy
7510 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7512 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7514 * configure: Regenerate.
7516 2012-01-16 Jan Hubicka <jh@suse.cz>
7520 * convert.c (convert_to_integer): Use fold_convert for
7521 converting an INTEGER_CST to integer type.
7523 2012-01-16 Jason Merrill <jason@redhat.com>
7526 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7528 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7531 * config/s390/s390.c (s390_chunkify_start): Don't skip
7532 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7533 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7534 If insn is followed by NOTE_INSN_VAR_LOCATION or
7535 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7536 Don't use location of note insns.
7538 PR tree-optimization/51865
7539 * tree-inline.c (tree_function_versioning): Call remap_decl
7540 on DECL_RESULT whenever it has VOID_TYPE_P type.
7542 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7544 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7545 for calls to locally-binding MIPS16 functions if only the return
7546 type uses float regs.
7548 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7549 Richard Sandiford <rdsandiford@googlemail.com>
7551 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7552 (SYMBOL_32_HIGH): Likewise.
7553 (mips_output_tls_reloc_directive): Declare.
7554 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7555 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7556 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7557 (mips_lo_relocs, mips_hi_relocs): Make extern.
7558 (mips16_stub_function): Move up file.
7559 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7560 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7561 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7562 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7563 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7564 (mips_get_tp): Add MIPS16 support.
7565 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7566 Generalize DTPREL and TPREL handling.
7567 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7568 Add MIPS16 TLS support.
7569 (mips_output_tls_reloc_directive): New function.
7570 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7571 * config/mips/predicates.md (symbolic_operand_with_high)
7572 (tls_reloc_operand): New predicates.
7573 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7574 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7575 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7576 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7577 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7578 (*tls_get_tp_mips16_call_<mode>): Likewise.
7580 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7582 PR rtl-optimization/51821
7583 * recog.c (peep2_find_free_register): Determine clobbered registers
7586 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7589 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7590 * config/avr/avr.c: Likewise.
7591 * config/avr/avr.h: Likewise.
7593 2012-01-13 Ian Lance Taylor <iant@google.com>
7596 * tree.h (TYPE_QUALS): Add cast to int.
7597 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7599 2012-01-13 Ian Lance Taylor <iant@google.com>
7601 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7602 comparing param_index to VEC_length result.
7604 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7606 * c-decl.c: Do not include tree-mudflap.h
7607 * tree-optimize.c: Likewise.
7608 * Makefile.in: Update dependencies.
7610 2012-01-13 Richard Guenther <rguenther@suse.de>
7613 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7614 variable-sized result always use RSO.
7616 2012-01-12 DJ Delorie <dj@redhat.com>
7618 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7619 pointer type, not just the default pointer type.
7621 2012-01-09 Richard Henderson <rth@redhat.com>
7622 Denis Chertykov <chertykov@gmail.com>
7625 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7626 * config/avr/avr.c (avr_can_eliminate): Simplify.
7627 (avr_initial_elimination_offset): Likewise.
7628 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7629 (expand_epilogue): Likewise.
7630 (avr_legitimize_address): Gut.
7631 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7632 (avr_hard_regno_nregs): New.
7633 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7634 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7635 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7636 add soft frame pointer.
7637 (CALL_USED_REGISTERS): Likewise.
7638 (REG_CLASS_CONTENTS): Likewise.
7639 (REGISTER_NAMES): Likewise.
7640 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7641 (HARD_FRAME_POINTER_REGNUM): New.
7642 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7643 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7644 remove the HARD_FRAME_POINTER self-elimination.
7646 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7649 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7650 DECL_EXTERNAL when checking for initializers of progmem variables.
7652 2012-01-12 Ira Rosen <irar@il.ibm.com>
7654 PR tree-optimization/51799
7655 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7656 that the last operation is a type demotion.
7658 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7660 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7661 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7663 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7666 * combine.c (distribute_notes): If i3 is a noreturn call,
7667 allow old_size to be equal to args_size and make sure the
7668 noreturn call gets REG_ARGS_SIZE note.
7669 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7670 on noreturn calls even when the delta is 0.
7672 2012-01-11 Nathan Sidwell <nathan@acm.org>
7674 * gcov.c (STRING_SIZE): Remove.
7675 (generate_results): Erase annotations for source files with no
7676 coverage information.
7678 (output_lines): Use it.
7680 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7682 * gimple.h (gimplify_body): Remove first argument.
7683 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7684 pointer set here, instead just pass DATA to walk_tree.
7685 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7686 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7687 (unvisit_body): Likewise, but with unmark_visited.
7688 (gimplify_body): Remove BODY_P argument and adjust.
7689 (gimplify_function_tree): Adjust call to gimplify_body.
7690 * omp-low.c (finalize_task_copyfn): Likewise.
7692 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7694 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7695 (build_function_type_skip_args): Delete.
7696 * tree.c (build_function_type_skip_args): Make static and add
7697 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7698 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7699 pass it to build_function_type_skip_args.
7700 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7701 (tree_function_versioning): Likewise.
7702 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7703 build_function_decl_skip_args.
7704 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7705 and pass it to build_function_decl_skip_args/tree_function_versioning.
7706 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7707 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7708 * trans-mem.c (ipa_tm_create_version): Likewise.
7709 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7710 * tree-inline.c (declare_return_variable): Remove always-true test.
7711 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7712 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7713 * ipa-split.c (split_function): Skip the return value for the split
7714 part if it doesn't return.
7716 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7718 PR tree-optimization/49642
7719 * ipa-split.c (forbidden_dominators): New variable.
7720 (check_forbidden_calls): New function.
7721 (dominated_by_forbidden): Likewise.
7722 (consider_split): Check for forbidden dominators.
7723 (execute_split_functions): Initialize and free forbidden
7724 dominators info; call check_forbidden_calls.
7726 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7728 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7730 2012-01-11 Nick Clifton <nickc@redhat.com>
7732 * config/rx/rx.md (return): Define pattern.
7734 2012-01-11 Richard Guenther <rguenther@suse.de>
7736 * doc/extend.texi (malloc attribute): Adjust according to
7739 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7740 Patrick Marlier <patrick.marlier@gmail.com>
7743 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7744 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7745 (ipa_tm_note_irrevocable): Same.
7746 (ipa_tm_scan_irr_block): Same.
7747 (ipa_tm_decrement_clone_counts): Same.
7748 (ipa_tm_scan_irr_function): Same.
7749 (ipa_tm_create_version_alias): Same.
7750 (ipa_tm_create_version): Same.
7751 (ipa_tm_transform_calls_redirect): Same.
7752 (ipa_tm_transform_calls): Same.
7753 (ipa_tm_transform_transaction): Same.
7754 (ipa_tm_execute): Same.
7756 2012-01-10 Richard Guenther <rguenther@suse.de>
7759 * opts.c (common_handle_option): Handle -Werror.
7761 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7763 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7766 2012-01-10 Jason Merrill <jason@redhat.com>
7768 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7771 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7773 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7774 supports R_386_TLS_GD_PLT reloc.
7775 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7776 supports R_386_TLS_LDM_PLT reloc.
7777 * configure: Regenerate.
7778 * config.in: Regenerate.
7780 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7783 Extend __pgmx semantics to linearize memory.
7784 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7785 determine if code comes inline or from libgcc.
7786 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7787 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7788 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7789 (movmemx_qi, movmemx_hi): New insns.
7790 (xload_<mode>_libgcc): Rewrite to new insn condition.
7791 (xload_<mode>): Remove insns.
7792 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7793 cases that don't satisfy avr_xload_libgcc_p().
7794 (avr_addr_space_convert): Allow converting in any direction.
7795 (avr_addr_space_subset_p): Return always true.
7796 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7797 (avr_emit_movmemhi): Ditto.
7798 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7799 (avr_out_movmem): Ditto.
7800 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7801 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7802 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7803 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7804 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7806 2012-01-10 Richard Guenther <rguenther@suse.de>
7808 PR tree-optimization/50913
7809 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7810 Require data-refs to be representable by Graphite with respect
7813 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7815 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7816 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7818 2012-01-10 Tom de Vries <tom@codesourcery.com>
7820 PR rtl-optimization/51271
7821 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7822 handling annulled branch.
7824 2012-01-10 Richard Henderson <rth@redhat.com>
7826 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7827 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7828 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7829 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7830 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7831 arm_expand_vec_perm_const): New.
7832 * config/arm/arm-protos.h: Update.
7833 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7834 (*neon_vswp<VDQX>): New.
7835 (neon_vcombine<VDX>): Use neon_split_vcombine.
7836 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7837 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7838 (vec_perm<VE>): New.
7840 2012-01-10 Richard Henderson <rth@redhat.com>
7842 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7843 use it if reload_completed.
7844 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7845 arm_output_asm_insn, arm_process_output_memory_barrier,
7846 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7847 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7848 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7849 arm_process_output_sync_insn, arm_output_sync_insn,
7850 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7851 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7852 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7853 (emit_unlikely_jump): New.
7854 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7855 (arm_split_atomic_op): New.
7856 * config/arm/arm-protos.h: Update.
7857 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7858 (struct arm_sync_generator): Remove.
7859 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7860 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7861 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7862 (VUNSPEC_LL, VUNSPEC_SC): New.
7863 (sync_result, sync_memory, sync_required_value, sync_new_value,
7864 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7865 (attr length): Don't use arm_sync_loop_insns.
7866 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7867 (movsfcc, movdfcc): Likewise.
7868 * config/arm/constraints.md (Ua): New.
7869 * config/arm/prediates.md (mem_noofs_operand): New.
7870 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7871 (sync_clobber, sync_t2_reqd): Remove.
7872 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7873 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7874 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7875 (arm_sync_compare_and_swap<SIDI>): Remove.
7876 (arm_sync_compare_and_swap<NARROW>): Remove.
7877 (arm_sync_lock_test_and_set<SIDI>): Remove.
7878 (arm_sync_lock_test_and_set<NARROW>): Remove.
7879 (arm_sync_new_<syncop><SIDI>): Remove.
7880 (arm_sync_new_<syncop><NARROW>): Remove.
7881 (arm_sync_new_nand<SIDI>): Remove.
7882 (arm_sync_new_nand<NARROW>): Remove.
7883 (arm_sync_old_<syncop><SIDI>): Remove.
7884 (arm_sync_old_<syncop><NARROW>): Remove.
7885 (arm_sync_old_nand<SIDI>): Remove.
7886 (arm_sync_old_nand<NARROW>): Remove.
7887 (*memory_barrier): Merge arm_output_memory_barrier.
7888 (atomic_compare_and_swap<QHSD>): New.
7889 (atomic_compare_and_swap<NARROW>_1): New.
7890 (atomic_compare_and_swap<SIDI>_1): New.
7891 (atomic_exchange<QHSD>): New.
7892 (cas_cmp_operand, cas_cmp_str): New.
7893 (atomic_op_operand, atomic_op_str): New.
7894 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7895 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7896 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7897 (arm_load_exclusive<NARROW>): New.
7898 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7899 (arm_store_exclusive<QHSD>): New.
7901 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7903 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7904 reload patterns if -mvsx-scalar-memory.
7906 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7907 generated, even -mno-vsx-scalar-double was used.
7908 (vsx_xscvdpsp_scalar): Likewise.
7909 (vsx_xscvspdp_scalar2): Likewise.
7911 2012-01-09 Tom de Vries <tom@codesourcery.com>
7912 Andrew Pinski <apinski@cavium.com>
7915 * reorg.c (fill_slots_from_thread): Don't speculate
7916 frame-related insns.
7918 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7920 * sched-int.h (bb_note): Move to...
7921 * basic-block.h: ...here.
7922 * haifa-sched.c (bb_note): Move to...
7923 * cfgrtl.c: ...here.
7924 * function.c (next_block_for_reg): New function.
7925 (move_insn_for_shrink_wrap): Likewise.
7926 (prepare_shrink_wrap): Rewrite to use the above.
7928 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7930 * gimple.c (is_gimple_non_addressable): Remove.
7931 * gimple.h: Remove is_gimple_non_addressable.
7932 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7933 is_gimple_non_addressable.
7934 * trans-mem.c (expand_assign_tm): Same.
7936 2012-01-09 Richard Guenther <rguenther@suse.de>
7938 PR tree-optimization/51775
7939 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7940 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7942 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7944 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7946 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7948 2012-01-09 Richard Guenther <rguenther@suse.de>
7950 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7952 2012-01-08 Jan Hubicka <jh@suse.cz>
7954 PR tree-optimize/51680
7955 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7956 on when known_vals needs to be computed; cleanup.
7958 2012-01-08 Jan Hubicka <jh@suse.cz>
7960 PR tree-optimize/51694
7961 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7963 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7965 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7966 for -std=c++98 and -std=c++11 too.
7968 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7970 * cfgloop.c (cancel_loop): Add free() of bbs array.
7972 2012-01-07 Jan Hubicka <jh@suse.cz>
7974 PR tree-optimization/51600
7975 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7976 that benefits small functions.
7978 2012-01-07 Jan Hubicka <jh@suse.cz>
7980 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7982 2012-01-07 Jan Hubicka <jh@suse.cz>
7984 PR tree-optimization/51680
7985 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7986 whose inlining reduce unit size.
7988 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7991 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7992 Add canonical node to containing_mem chain after the non-canonical
7993 one, even if there weren't any locs to propagate.
7994 (remove_useless_values): Keep only canonical values.
7995 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7996 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7997 canonicalize mem_chain elements that are not discarded.
7999 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8002 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8003 before emitting functions.
8005 PR gcov-profile/50127
8006 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8007 clear_aux_for_blocks.
8009 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8012 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8014 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8016 * c-decl.c (ext_block): Moved up.
8017 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8019 2012-01-06 Han Shen <shenhan@google.com>
8021 Translate built-in include paths for sysroot.
8022 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8023 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8025 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8026 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8028 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8029 control whether sysroot should be prepended to gxx include dir.
8031 * configure: Regenerate.
8033 2012-01-06 Torvald Riegel <triegel@redhat.com>
8035 PR rtl-optimization/51771
8036 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8037 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8039 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8041 PR tree-optimization/51315
8042 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8043 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8045 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8048 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8049 for shrp pattern. Correctly handle and fixup shift variable.
8050 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8052 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8055 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8056 note when !ACCUMULATE_OUTGOING_ARGS.
8058 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8060 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8062 (extract_range_from_unary_expr_1): Avoid useless computations.
8064 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8066 PR rtl-optimization/51767
8067 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8068 of jump_block and add an extra edge for degenerated asm gotos.
8071 * stmt.c (check_unique_operand_names): Don't ICE during error
8072 reporting if i is from labels chain.
8075 * profile.c (branch_prob): Split bbs that have exit edge
8076 and need a fake entry edge too.
8078 2012-01-05 Jan Hubicka <jh@suse.cz>
8081 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8084 2012-01-05 Richard Guenther <rguenther@suse.de>
8087 * tree-streamer-out.c (write_ts_optimization): New function.
8088 (streamer_write_tree_body): Call it.
8089 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8090 (streamer_read_tree_body): Call it.
8091 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8093 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8096 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8097 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8098 in_cleanup_point_expr before gimplify_stmt call and restore it
8100 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8101 in_cleanup_point_expr is false.
8103 2012-01-05 Richard Guenther <rguenther@suse.de>
8106 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8108 * toplev.c (process_options): Reject combining mudflap and LTO.
8109 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8111 2012-01-05 Richard Guenther <rguenther@suse.de>
8113 PR tree-optimization/51760
8114 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8116 (bit_value_unop): Handle UNDEFINED operands.
8117 (bit_value_binop): Likewise.
8119 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8121 * config/avr/avr.c (avr_replace_prefix): Remove.
8122 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8123 (avr_asm_function_rodata_section): Ditto.
8124 (avr_asm_select_section): Ditto.
8126 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8128 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8131 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8134 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8135 calls that have any non-fake successor edges.
8138 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8140 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8142 PR tree-optimization/51624
8143 * tree-sra.c (build_ref_for_model): When replicating a chain of
8144 COMPONENT_REFs, stop as soon as the offset would become negative.
8146 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8149 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8150 in .debug_loc on the floor.
8152 2012-01-04 Andrew Pinski <apinski@cavium.com>
8154 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8156 2012-01-04 Andrew Pinski <apinski@cavium.com>
8157 Adam Nemet <anemet@caviumnetworks.com>
8159 * config/mips/mips.md (size): Add SI and DI.
8160 (SIZE): New mode attribute.
8161 (U): New code attribute.
8162 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8163 (mips_lbux_<mode>): Delete.
8164 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8165 (mips_lhx): Use gen_mips_lhx_extsi.
8166 (mips_lhx_<mode>): Delete.
8168 (mips_l<size>x): New expand.
8169 (mips_lwx_<mode>): Delete.
8170 (mips_l<GPR:size>x_<P:mode>): New pattern.
8171 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8172 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8173 * config/mips/mips.c (mips_lx_address_p): New function.
8174 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8175 (dsp64): New availability predicate.
8176 (mips_builtins): Add an entry for __builtin_mips_ldx.
8177 * config/mips/mips.h (ISA_HAS_LBX): New define.
8178 (ISA_HAS_LBUX): Likewise.
8179 (ISA_HAS_LHX): Likewise.
8180 (ISA_HAS_LHUX): Likewise.
8181 (ISA_HAS_LWX): Likewise.
8182 (ISA_HAS_LWUX): Likewise.
8183 (ISA_HAS_LDX): Likewise.
8184 * doc/extend.texi (__builtin_mips_ldx): Document.
8186 2012-01-04 Tristan Gingold <gingold@adacore.com>
8188 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8189 when long pointers are used.
8190 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8191 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8192 (ia64-hp-*vms*): Remove.
8193 * config/vms/xm-vms64.h: Delete.
8195 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8198 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8200 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8202 * opts.c (finish_options): Remove duplicate sorry.
8204 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8207 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8210 2012-01-04 Richard Guenther <rguenther@suse.de>
8213 * tree.c (size_low_cst): New function.
8214 * tree.h (size_low_cst): Declare.
8215 * fold-const.c (fold_comparison): Use it to extract the low
8216 part of the POINTER_PLUS_EXPR offset.
8218 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8220 Fix clearing ZERO_REG
8221 * config/avr/avr.md (cc): Add alternative "ldi".
8222 (movqi_insn): Use it in cc attribute.
8223 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8224 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8225 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8227 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8229 * configure: Regenerate.
8231 2012-01-04 Richard Guenther <rguenther@suse.de>
8233 PR tree-optimization/49651
8234 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8235 (var_can_have_subvars): Use it.
8236 (get_constraint_for_1): Only consider subfields if there can be any.
8238 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8241 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8242 to its new canonical_cselib_val and the cselib_val was in
8243 first_containing_mem chain, but the canonical_cselib_val was not,
8244 add the latter into the chain.
8245 (cselib_invalidate_mem): Compare canonical_cselib_val of
8246 addr_list chain elt with v.
8249 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8250 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8252 (output_macinfo_op): Don't ggc_strdup fd->filename.
8253 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8254 then ggc_strdup it. Don't free inc->info or cur->info.
8255 (output_macinfo): Don't free ref->info or file->info.
8257 2012-01-03 Ira Rosen <irar@il.ibm.com>
8259 PR tree-optimization/51269
8260 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8261 first_niters a pointer.
8262 (slpeel_tree_peel_loop_to_edge): Likewise.
8263 (vect_do_peeling_for_loop_bound): Update call to
8264 slpeel_tree_peel_loop_to_edge.
8265 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8266 here. Remove it from the parameters list.
8267 (vect_do_peeling_for_alignment): Update calls and compute
8270 2012-01-03 Richard Guenther <rguenther@suse.de>
8272 PR tree-optimization/51070
8273 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8274 Properly handle calls.
8276 2012-01-03 Richard Guenther <rguenther@suse.de>
8278 PR tree-optimization/51692
8279 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8280 the LHS of allocation stmts.
8282 2012-01-03 Olivier Hainque <hainque@adacore.com>
8284 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8286 2012-01-03 Olivier Hainque <hainque@adacore.com>
8288 * collect2.c (main): In AIX specific computations for vector
8289 insertions, use CONST_CAST2 to cast from char ** to const char **.
8291 2012-01-03 Richard Guenther <rguenther@suse.de>
8294 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8295 the context of a limbo DIE when it does not already exist.
8297 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8299 PR tree-optimization/51719
8300 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8301 but direct call is, clear direct call's lhs and don't add fallthrough
8302 edge from dcall_bb to join_bb and PHIs.
8304 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8306 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8307 the instructions emitted by the pattern.
8308 ("*TDC_insn_<mode>"): Add comment.
8310 2012-01-03 Richard Guenther <rguenther@suse.de>
8313 * fold-const.c (fold_comparison): Properly canonicalize
8314 tree offset and HOST_WIDE_INT bit position.
8316 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8318 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8319 operands for extzv pattern.
8321 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8324 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8327 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8329 * doc/invoke.texi (-flto and related options): Copy-edit.
8331 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8333 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8335 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8337 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8340 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8342 * expr.h (move_by_pieces_ninsns): Declare.
8343 * expr.c (move_by_pieces_ninsns): Make external.
8344 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8345 (mips_store_by_pieces_p): Likewise.
8346 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8347 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8348 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8349 (mips_store_by_pieces_p): Likewise.
8351 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8353 * passes.c (register_one_dump_file): Free full_name.
8355 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8356 (calculate_elim_costs_all_insns): Free offsets_at and
8357 offsets_known_at at the end and clear the pointers.
8359 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8361 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8362 this option introduced in r180739.
8364 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8367 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8368 (tmake_file target=avr): Add avr/t-multilib.
8370 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8371 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8372 * config/avr/genmultilib.awk: New file.
8373 * config/avr/t-multilib: New auto-generated file.
8374 * config/avr/multilib.h: New auto-generated file.
8375 * config/avr/t-avr (AVR_MCUS): New variable.
8376 (genopt.sh): Use it.
8377 (s-mlib): Depend on t-multilib.
8378 (t-multilib, multilib.h): New dependencies.
8379 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8380 (MULTILIB_OPTIONS): Remove.
8381 (MULTILIB_MATCHES): Remove.
8382 (MULTILIB_DIRNAMES): Remove.
8383 (MULTILIB_EXCEPTIONS): Remove:
8384 * config/avr/genopt.sh: Don't use hard coded file name;
8385 pass AVR_MCUS from t-avr instead.
8387 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8389 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8391 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8393 Implement light-weight DImode support.
8394 * config/avr/avr-dimode.md: New file.
8395 * config/avr/avr.md: Include it.
8396 (adjust_len): Add plus64, compare64.
8397 (HIDI): Remove code iterator.
8398 (code_stdname): New code attribute.
8399 (rotx, rotsmode): Remove DI.
8400 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8402 * config/avr/avr-protos.h (avr_have_dimode): New.
8403 (avr_out_plus64, avr_out_compare64): New.
8404 * config/avr/avr.c (avr_out_compare): Handle DImode.
8405 (avr_have_dimode): New variable definition and initialization.
8406 (avr_out_compare64, avr_out_plus64): New functions.
8407 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8408 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8409 (avr_compare_pattern): Skip DImode comparisons.
8411 2012-01-02 Revital Eres <revital.eres@linaro.org>
8413 * ddg.c (def_has_ccmode_p): New function.
8414 (add_cross_iteration_register_deps,
8415 create_ddg_dep_from_intra_loop_link): Call it.
8417 2012-01-02 Richard Guenther <rguenther@suse.de>
8420 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8422 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8424 * gcc.c (process_command): Update copyright notice dates.
8425 * gcov.c (print_version): Likewise.
8426 * gcov-dump.c (print_version): Likewise.
8427 * mips-tfile.c (main): Likewise.
8428 * mips-tdump.c (main): Likewise.
8430 2012-01-01 Ira Rosen <irar@il.ibm.com>
8432 PR tree-optimization/51704
8433 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8434 a use is inside the basic block or loop before accessing its vect info.
8436 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8438 PR rtl-optimization/51069
8439 * cfgloopmanip.c (remove_path): Removing path making irreducible
8440 region unconditional makes BB part of the region.
8442 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8444 PR tree-optimization/51683
8445 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8446 calls with side-effects.
8447 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8449 Copyright (C) 2012 Free Software Foundation, Inc.
8451 Copying and distribution of this file, with or without modification,
8452 are permitted in any medium without royalty provided the copyright
8453 notice and this notice are preserved.