1 2013-07-09 Joseph Myers <joseph@codesourcery.com>
3 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
4 adjust register size for TDmode and TFmode for VSX registers.
6 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
8 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
10 2013-07-08 Jakub Jelinek <jakub@redhat.com>
12 PR rtl-optimization/57829
13 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
14 mask bits outside of mode are just sign-extension from mode to HWI.
16 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
18 Backport from mainline
19 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/i386.c (construct_container): Report error if
23 long double is used with disabled x87 float returns.
25 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
27 Backport from mainline
28 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
31 * collect2.c (collect_atexit): New.
32 (collect_exit): Delete.
33 (main): Register collect_atexit with atexit.
34 (collect_wait): Change collect_exit to exit.
36 * collect2.h (collect_exit): Delete.
37 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
39 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
41 Backport from mainline
42 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
44 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
45 cmp_code to construct REG_EQUAL note.
47 Backport from mainline
48 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
50 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
51 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
53 Backport from mainline
54 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
57 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
58 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
59 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
61 2013-06-09 Jakub Jelinek <jakub@redhat.com>
64 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
65 that operands[2] doesn't overlap with operands[0].
67 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
70 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
71 for non-sse2 targets. Simplify mode attribute calculation.
73 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
75 Backport from mainline
76 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
78 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
79 cache parameters using detect_caches_amd also for CYRIX,
80 NSC and TM2 signatures.
82 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
83 Dzianis Kahanovich <mahatma@eu.by>
87 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
88 VIA/Centaur processors and determine their cache parameters
89 using detect_caches_amd.
91 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
93 * config/i386/i386.c (ix86_option_override_internal): Add
94 PTA_POPCNT to corei7 entry.
96 2013-05-14 Richard Biener <rguenther@suse.de>
99 Backport from mainline
100 2012-06-30 Nathan Sidwell <nathan@acm.org>
102 * coverage.c (coverage_init): Read counts file before writing
105 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
108 Backport from mainline
109 2013-01-22 Jakub Jelinek <jakub@redhat.com>
112 * config/i386/i386.md (UNSPEC_STOS): New.
113 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
114 *strsetqi_1): Add UNSPEC_STOS.
116 2013-05-10 Joey Ye <joey.ye@arm.com>
118 Backport from mainline
119 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
122 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
124 (thumb1_extendhisi2): Reduce Thumb pool range.
125 (arm_movdi): Likewise.
126 (thumb1_movdi_insn): Likewise.
127 (thumb1_movsi_insn): Likewise.
128 (pic_load_addr_unified): Likewise.
129 (pic_load_addr_32bit): Likewise.
130 (pic_load_addr_thumb1): Likewise.
131 (thumb1_movhf): Likewise.
132 (arm_movsf_soft_insn): Likewise.
133 (thumb1_movsf_soft_insn): Likewise.
134 (movdf_soft_insn): Likewise.
135 (thumb1_movdf_soft_insn): Likewise.
136 * config/arm/neon.md (*neon_mov<mode>): Likewise.
137 (*neon_mov<mode>): Likwise.
138 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
139 (*thumb2_movhi_insn): Likewise.
140 (*thumb2_extendqisi_v6): Likewise.
141 (*thumb2_zero_extendqisi_v6): Likewise.
142 (*thumb2_zero_extendqisi2_v6): Likewise.
143 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
144 (*movdi_vfp): Likewise.
145 (*movdi_vfp_cortexa8): Likewise.
146 (*thumb2_movsf_vfp): Likewise.
147 (*thumb2_movdf_vfp): Likewise.
149 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
151 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
152 Add mthumb/march=armv7-a multilib.
153 Add mthumb/march=armv7-r multilib.
154 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
156 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
159 * config/v850/t-rtems: Add more multilibs.
161 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
164 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
167 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
168 to save TFmode registers and DImode to save TImode registers for
169 caller save operations.
170 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
171 mark being partially clobbered since they only use the first
174 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
175 and TDmode only use the upper 64-bits of each VSX register.
177 2013-05-03 Marek Polacek <polacek@redhat.com>
179 Backport from mainline
180 2013-04-25 Marek Polacek <polacek@redhat.com>
182 PR tree-optimization/57066
183 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
185 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
187 Backport from mainline
188 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
191 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
193 (*zero_extendsidi2): Ditto.
195 Backport from mainline
196 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
199 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
201 2013-04-29 Christian Bruel <christian.bruel@st.com>
204 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
206 2013-04-27 Jakub Jelinek <jakub@redhat.com>
209 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
210 the immediate rotate count.
212 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
214 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
216 2013-04-19 Matthias Klose <doko@ubuntu.com>
220 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
222 Backport from mainline
223 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
224 Alexander Monakov <amonakov@ispras.ru>
227 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
228 flush pending lists also on non-jumps. Adjust comment.
231 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
233 * sched-deps.c (add_dependence_list_and_free): Simplify.
234 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
235 lists when add_dependence_list_and_free doesn't free them.
237 2013-04-19 Marek Polacek <polacek@redhat.com>
239 Backport from mainline
240 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
241 Jakub Jelinek <jakub@redhat.com>
243 PR tree-optimization/48189
244 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
245 If nitercst is 0, don't predict the exit edge.
247 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
249 Backport from mainline
250 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
251 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
253 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
256 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
258 * doc/tm.texi: Update.
259 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
260 * target.def (force_at_comp_dir): New hook.
261 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
262 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
264 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
267 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
268 (S_MODES): Set H_MODE bit.
269 (SF_MODES): Set only S_MODE and SF_MODE bits.
270 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
271 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
272 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
273 <MODE_FLOAT>: Likewise.
275 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
277 Backport from mainline:
278 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
281 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
282 nuses, make sure we have a label.
284 2013-04-11 Richard Biener <rguenther@suse.de>
286 * BASE-VER: Set to 4.7.4.
287 * DEV-PHASE: Set to prerelease.
289 2013-04-11 Release Manager
291 * GCC 4.7.3 released.
293 2013-04-10 David S. Miller <davem@davemloft.net>
295 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
298 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
302 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
304 Backport from mainline
305 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
306 Alexander Monakov <amonakov@ispras.ru>
309 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
310 flush pending lists also on non-jumps. Adjust comment.
312 2013-04-03 Richard Biener <rguenther@suse.de>
314 PR tree-optimization/56501
315 * tree-switch-conversion.c (check_process_case): Properly
316 handle !single_succ_p case.
318 2013-04-03 Jakub Jelinek <jakub@redhat.com>
320 Backported from mainline
321 2013-03-06 Jakub Jelinek <jakub@redhat.com>
323 PR tree-optimization/56539
324 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
325 instead of GSI_CONTINUE_LINKING as last argument to
326 force_gimple_operand_gsi. Adjust function comment.
328 2013-03-05 Jakub Jelinek <jakub@redhat.com>
331 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
332 (avoid_complex_debug_insns): New function.
333 (expand_debug_locations): Call it.
335 2013-04-02 Wei Mi <wmi@google.com>
337 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
338 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
339 *<rotate_insn><mode>3_mask in i386.md.
341 2013-04-02 Richard Biener <rguenther@suse.de>
344 Backport from mainline
345 2012-05-16 Richard Guenther <rguenther@suse.de>
347 * tree-inline.c (declare_return_variable): Properly handle
348 DECL_BY_REFERENCE return vars in SSA form.
350 2013-04-01 Wei Mi <wmi@google.com>
352 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
353 Truncate operand 2 using %b asm operand modifier.
354 (*<shift_insn><mode>3_mask): Ditto.
355 (*<rotate_insn><mode>3_mask): Ditto.
357 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
359 * config/i386/i386.md (*movsf_internal): Change type of
360 alternatives 3,4 to imov.
362 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
364 Backport from mainline
365 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
368 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
369 when the may_trap_p bit of the exprs being merged differs.
370 Reorder tests for speculativeness in the logical and operator.
372 Backport from mainline
373 2013-03-05 Jakub Jelinek <jakub@redhat.com>
376 * sel-sched-ir.c (free_sched_pools): Release
377 succs_info_pool.stack[succs_info_pool.max_top] vectors too
378 if succs_info_pool.max_top isn't -1.
380 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
382 Backport from mainline
383 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
386 * sel-sched.c: Include ira.h.
387 (implicit_clobber_conflict_p): New function.
388 (moveup_expr): Use it.
389 * Makefile.in (sel-sched.o): Depend on ira.h.
391 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
393 Backport from mainline
394 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
395 Alexander Monakov <amonakov@ispras.ru>
398 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
399 flush pending lists also on non-jumps. Adjust comment.
401 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
403 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
404 * doc/extend.texi (Named Address Spaces): Ditto.
405 (Variable Attributes): Ditto.
407 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
409 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
410 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
413 2013-03-27 Walter Lee <walt@tilera.com>
415 Backport from mainline:
416 2013-03-27 Walter Lee <walt@tilera.com>
418 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
419 double-decrement of next_scratch_regno.
421 2013-03-27 Walter Lee <walt@tilera.com>
423 Backport from mainline:
424 2013-03-27 Walter Lee <walt@tilera.com>
426 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
428 (insn_v1mulus): Ditto.
429 (insn_v2muls): Ditto.
431 2013-03-27 Walter Lee <walt@tilera.com>
433 Backport from mainline:
434 2013-03-27 Walter Lee <walt@tilera.com>
436 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
438 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
440 2013-03-27 Walter Lee <walt@tilera.com>
442 Backport from mainline:
443 2013-03-27 Walter Lee <walt@tilera.com>
445 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
447 (*sibcall_value): Ditto.
449 2013-03-27 Walter Lee <walt@tilera.com>
451 Backport from mainline:
452 2013-03-27 Walter Lee <walt@tilera.com>
454 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
455 (insn_mnz_v8qi): ... this ...
456 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
458 (insn_v<n>mnz): Replaced by ...
459 (insn_v1mnz): ... this ...
460 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
462 (insn_mz_<mode>): Replaced by ...
463 (insn_mz_v8qi): ... this ...
464 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
466 (insn_v<n>mz): Replaced by ...
467 (insn_v1mz): ... this ...
468 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
471 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
473 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
475 2013-03-26 Richard Biener <rguenther@suse.de>
477 Backport from mainline:
478 2013-03-13 Richard Biener <rguenther@suse.de>
480 PR tree-optimization/56608
481 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
482 calls when vectorizing basic-blocks.
484 2013-03-05 Richard Biener <rguenther@suse.de>
486 PR tree-optimization/56270
487 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
488 of loads after scheduling an SLP instance.
490 2013-03-26 Walter Lee <walt@tilera.com>
492 Backport from mainline:
493 2013-03-26 Walter Lee <walt@tilera.com>
495 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
496 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
498 2013-03-26 Walter Lee <walt@tilera.com>
500 Backport from mainline:
501 2013-03-25 Walter Lee <walt@tilera.com>
503 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
504 TILEGX_INSN_SHUFFLEBYTES1.
505 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
507 (tilegx_builtins): Ditto.
508 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
510 2013-03-26 Walter Lee <walt@tilera.com>
512 Backport from mainline:
513 2013-03-25 Walter Lee <walt@tilera.com>
515 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
516 tests for constraint J, K, N, P.
518 2013-03-26 Walter Lee <walt@tilera.com>
520 Backport from mainline:
521 2013-03-25 Walter Lee <walt@tilera.com>
523 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
524 Use indirect/pcrel encoding.
525 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
528 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
530 Backport from mainline:
531 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
532 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
535 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
536 (musermode): Convert to Var(TARGET_USERMODE).
537 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
538 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
539 * config/sh/sh.c (sh_option_override): Use
540 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
541 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
543 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
545 (udivsi3_i4_single, divsi3_i4_single): Use
546 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
547 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
548 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
549 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
550 (SUBTARGET_OVERRIDE_OPTIONS): New.
552 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
554 Backport from mainline:
555 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
557 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
558 to m2a-single instead of m2e.
560 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
563 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
566 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
569 * config/i386/i386.c (init_cumulative_args): Also set
570 cum->callee_return_avx256_p.
571 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
572 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
574 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
575 callee_return_avx256_p.
577 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
579 Backport from mainline:
580 2012-12-04 Ian Lance Taylor <iant@google.com>
582 * godump.c (find_dummy_types): Output a dummy type if we couldn't
583 output the real type.
585 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
588 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
589 (PLUS_EXPR): Likewise.
590 * doc/cppopts.texi (--help): Likewise.
591 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
592 (-fdump-rtl-cprop_hardreg): Likewise.
593 (-fdump-rtl-csa): Likewise.
594 (-fdump-rtl-dce): Likewise.
595 (-fdump-rtl-dbr): Likewise.
596 (-fdump-rtl-into_cfglayout): Likewise.
597 (-fdump-rtl-outof_cfglayout): Likewise.
599 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
602 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
603 (arm_print_operand, case 'S'): Don't use shift_operator to validate
606 2013-03-14 Seth LaForge <sethml@google.com>
609 Backport from mainline
610 2012-10-22 Julian Brown <julian@codesourcery.com>
612 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
613 VFP D registers in big-endian mode.
615 2013-03-08 Joey Ye <joey.ye@arm.com>
617 Backport from mainline
618 2013-03-06 Joey Ye <joey.ye@arm.com>
621 * gcc.c (convert_white_space): New function.
622 (main): Handles white space in function name.
624 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
626 Backport from mainline
627 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
630 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
631 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
632 to SH_DIV_CALL_TABLE for TARGET_SH2.
633 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
635 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
636 mdiv= call-div1, call-fp, call-table options.
638 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
640 * config.gcc (arm*-*-rtemself*): New.
641 (arm*-*-rtems*): Removed.
642 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
643 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
645 2013-03-01 Richard Biener <rguenther@suse.de>
647 Backport from mainline
648 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
650 PR tree-optimization/55481
651 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
652 back to general rewriting if we cannot leave an original biv
655 2013-03-01 Richard Biener <rguenther@suse.de>
657 Backport from mainline
658 2012-04-10 Richard Guenther <rguenther@suse.de>
661 * gimple-low.c (gimple_check_call_args): Properly account for
662 compatible aggregate types.
664 2013-02-26 Nick Clifton <nickc@redhat.com>
667 Import this patch from the mainline:
669 2012-08-17 Nick Clifton <nickc@redhat.com>
671 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
672 (branch_true): Likewise.
673 (branch_false): Likewise.
675 2013-02-26 Jakub Jelinek <jakub@redhat.com>
677 PR tree-optimization/56443
678 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
679 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
680 to type_for_mode langhook.
682 2013-02-21 Jakub Jelinek <jakub@redhat.com>
685 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
688 2013-02-19 Jakub Jelinek <jakub@redhat.com>
690 Backported from mainline
691 2013-02-19 Jakub Jelinek <jakub@redhat.com>
693 PR tree-optimization/56350
694 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
695 if haven't found reduction or nested cycle operand, rather than
696 asserting we must find it.
698 PR tree-optimization/56381
699 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
702 2013-02-08 Jakub Jelinek <jakub@redhat.com>
704 PR tree-optimization/56250
705 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
706 if type is unsigned and code isn't MULT_EXPR.
708 2013-02-06 Jakub Jelinek <jakub@redhat.com>
711 * omp-low.c (use_pointer_for_field): Return false if
712 lower_send_shared_vars doesn't generate any copy-out code.
714 2012-11-27 Jakub Jelinek <jakub@redhat.com>
716 PR tree-optimization/55110
717 * tree-vect-loop.c (vectorizable_reduction): Don't assert
718 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
720 2013-02-18 Richard Biener <rguenther@suse.de>
723 2013-02-04 Richard Biener <rguenther@suse.de>
725 Backport from mainline
726 2012-07-04 Richard Guenther <rguenther@suse.de>
728 PR tree-optimization/53844
729 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
730 the loop virtual PHI.
732 2013-02-13 David S. Miller <davem@davemloft.net>
734 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
736 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
738 Backport from mainline
739 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
741 PR rtl-optimization/56275
742 * simplify-rtx.c (avoid_constant_pool_reference): Check that
743 offset is non-negative and less than cmode size before
744 calling simplify_subreg.
746 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
748 Backport from mainline
749 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
751 * config/i386/sse.md (FMAMODEM): New mode iterator.
752 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
753 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
755 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
757 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
758 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
759 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
761 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
763 Backport from mainline
764 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
767 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
768 If there is no implicit builtin declaration, just return NULL.
770 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
771 Michael Meissner <meissner@linux.vnet.ibm.com>
773 Backport from mainline
774 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
775 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
777 2013-02-07 David S. Miller <davem@davemloft.net>
779 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
781 * var-tracking.c (vt_add_function_parameter): Test the presence of
782 HAVE_window_save properly and do not remap argument registers when
783 we have a leaf function.
785 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
787 Backport from mainline
788 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
791 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
793 * config/i386/i386.c (ix86_print_operand): Ditto.
795 2013-02-07 Alan Modra <amodra@gmail.com>
798 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
799 static chain, set REST_INLINE_FPRS too.
801 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
803 Backport from mainline
804 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
806 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
807 * configure: Regenerate.
809 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
811 Backport from mainline
812 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
813 Andrew Dixie <andrewd@gentrack.com>
815 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
818 2013-02-05 Richard Biener <rguenther@suse.de>
820 Backport from mainline
821 2012-12-10 Richard Biener <rguenther@suse.de>
823 PR tree-optimization/55107
824 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
825 (bitmap_set_replace_value): Add gcc_unreachable.
826 (do_regular_insertion): Re-write all_same handling. Insert
827 an assignment instead of a PHI in this case.
828 (execute_pre): Do not record constified events.
830 2013-02-05 Richard Biener <rguenther@suse.de>
832 PR tree-optimization/54767
833 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
834 backedges drop all symbolical range information.
835 (execute_vrp): Compute backedges.
837 2013-02-04 Richard Biener <rguenther@suse.de>
839 Backport from mainline
840 2012-01-11 Richard Guenther <rguenther@suse.de>
842 PR tree-optimization/44061
843 * tree-vrp.c (extract_range_basic): Compute zero as
844 value-range for __builtin_constant_p of function parameters.
846 2013-01-08 Jakub Jelinek <jakub@redhat.com>
849 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
851 2013-02-04 Richard Biener <rguenther@suse.de>
853 Backport from mainline
854 2012-07-04 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/53844
857 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
858 the loop virtual PHI.
860 2012-12-13 Richard Biener <rguenther@suse.de>
863 * tree-streamer.c (record_common_node): Check that we are not
864 recursively pre-loading nodes we want to skip. Handle
865 char_type_node appearing as part of va_list_type_node.
867 2013-02-04 Richard Biener <rguenther@suse.de>
870 * gimple.h (gimple_call_builtin_class_p): New function.
871 * gimple.c (validate_call): New function.
872 (gimple_call_builtin_class_p): Likewise.
873 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
874 Use gimple_call_builtin_class_p.
875 (find_func_clobbers): Likewise.
876 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
877 (strlen_optimize_stmt): Likewise.
879 2013-02-01 Jakub Jelinek <jakub@redhat.com>
881 Backported from mainline
882 2013-01-28 Jakub Jelinek <jakub@redhat.com>
884 PR tree-optimization/56125
885 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
886 pow(x,c) into sqrt(x) * powi(x, n/2) or
887 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
889 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
890 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
893 2013-01-25 Jakub Jelinek <jakub@redhat.com>
895 PR tree-optimization/56098
896 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
897 for stmts with volatile ops.
898 (cond_store_replacement): Don't optimize if assign has volatile ops.
899 (cond_if_else_store_replacement_1): Don't optimize if either
900 then_assign or else_assign have volatile ops.
902 2013-01-23 Jakub Jelinek <jakub@redhat.com>
905 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
906 instead of cmpdi_operand for first comparison operand.
907 Don't assert that comparison operands aren't both constants.
909 2013-01-21 Jakub Jelinek <jakub@redhat.com>
911 PR tree-optimization/56051
912 * fold-const.c (fold_binary_loc): Don't fold
913 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
914 a narrowing conversion, or widening conversion from signed
917 2013-01-18 Jakub Jelinek <jakub@redhat.com>
920 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
921 the case where writing real complex part of target modifies
924 2013-01-15 Jakub Jelinek <jakub@redhat.com>
927 * function.c (thread_prologue_and_epilogue_insns): Always
928 add crtl->drap_reg to set_up_by_prologue.set, even if
929 stack_realign_drap is false.
931 2013-01-10 Jakub Jelinek <jakub@redhat.com>
933 PR tree-optimization/55921
934 * tree-complex.c (expand_complex_asm): New function.
935 (expand_complex_operations_1): Call it for GIMPLE_ASM.
937 2013-01-03 Jakub Jelinek <jakub@redhat.com>
939 PR rtl-optimization/55838
940 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
941 iv0.step, iv1.step and step.
943 2012-11-23 Jakub Jelinek <jakub@redhat.com>
946 * Makefile.in (gimple-low.o): Depend on langhooks.h.
947 * gimple-low.c: Include langhooks.c.
948 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
949 by default call lang_hooks.block_may_fallthru.
950 * langhooks.h (struct lang_hooks): Add block_may_fallthru
952 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
953 (LANG_HOOKS_INITIALIZER): Use it.
955 2012-11-20 Jakub Jelinek <jakub@redhat.com>
958 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
959 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
960 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
961 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
962 fail if the last real insn doesn't have REG_ARGS_SIZE note.
964 2012-11-17 Jakub Jelinek <jakub@redhat.com>
966 PR tree-optimization/55236
967 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
968 and signed ARG0_TYPE, force low and high to be non-NULL.
970 2012-11-13 Jakub Jelinek <jakub@redhat.com>
972 PR rtl-optimization/54127
973 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
974 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
975 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
976 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
977 REG_LABEL_TARGET and REG_LABEL_OPERAND.
979 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
981 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
982 range isn't testing for zero.
984 2013-01-29 Richard Biener <rguenther@suse.de>
986 PR tree-optimization/56113
987 * tree-ssa-structalias.c (equiv_class_lookup): Also return
989 (label_visit): Free duplicate bitmaps and record the leader instead.
990 (perform_var_substitution): Adjust.
992 2013-01-28 Serowk <serowk@yandex.ru>
995 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
996 Fix mode checks to allow for the passing of constants in the
998 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
999 Add entries in the switch statement for builtin iwmmxt vector
1000 shift and rotate builtins.
1002 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1004 Backport from mainline
1005 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1008 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1009 operand 0 in movabs insn template for -masm=intel asm alternative.
1010 (*movabs<mode>_2): Ditto for operand 1.
1012 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1014 Backport from mainline
1015 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1018 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1019 alternative to (o,r).
1020 (*movdi_internal_rex64): Remove (!o,n) alternative.
1021 (DImode immediate->memory splitter): Remove.
1022 (DImode immediate->memory peephole2): Remove.
1023 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1024 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1025 alternative to (!o,*r).
1026 (*movtf_internal_sse): New pattern.
1027 (*movxf_internal_rex64): New pattern.
1028 (*movxf_internal): Disable for TARGET_64BIT.
1029 (*movdf_internal_rex64): Remove (!o,F) alternative.
1031 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1033 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1034 involving stack registers slightly.
1036 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1038 * config/i386/constraints.md (Yf): New constraint.
1039 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1040 of f constraint to conditionaly disable x87 register preferences.
1041 (*movdf_internal): Ditto.
1042 (*movsf_internal): Ditto.
1044 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1046 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1047 (*movtf_internal_rex64): Add (!o,C) alternative
1048 (*movxf_internal_rex64): Ditto.
1049 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1051 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1053 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1055 2013-01-24 Martin Jambor <mjambor@suse.cz>
1057 Backport from mainline
1058 2013-01-04 Martin Jambor <mjambor@suse.cz>
1060 PR tree-optimization/55755
1061 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1062 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1064 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1066 Backport from mainline
1067 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1069 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1071 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1073 PR rtl-optimization/56023
1074 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1075 dependent on debug instruction.
1077 2013-01-21 Martin Jambor <mjambor@suse.cz>
1079 Backport from mainline
1080 2013-01-17 Martin Jambor <mjambor@suse.cz>
1082 PR tree-optimizations/55264
1083 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1084 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1085 for virtual functions.
1086 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1087 for virtual methods.
1088 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1089 virtual methods before inlining is over.
1091 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1093 Backport from mainline
1094 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1097 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1098 store through atomic_store<mode>_1.
1099 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1101 2013-01-16 Richard Biener <rguenther@suse.de>
1104 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1105 account for bitpos when computing alignment.
1107 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1109 Backport from 2013-01-14 trunk r195169.
1112 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1113 etc. to 1 and not to __flash.
1114 Use LL suffix for __INT24_MAX__ with -mint8.
1115 Use ULL suffix for __UINT24_MAX__ with -mint8.
1117 2013-01-14 Matthias Klose <doko@ubuntu.com>
1119 * doc/invoke.texi: Document -print-multiarch.
1120 * doc/install.texi: Document --enable-multiarch.
1121 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1122 * configure.ac: Add --enable-multiarch option.
1123 Substitute with_cpu, with_float.
1124 * configure: Regenerate.
1125 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1126 enable_multiarch, with_cpu, with_float: New macros.
1127 if_multiarch: New macro, define in terms of enable_multiarch.
1128 * genmultilib: Add new argument for the multiarch name.
1129 * gcc.c (multiarch_dir): Define.
1130 (for_each_path): Search for multiarch suffixes.
1131 (driver_handle_option): Handle multiarch option.
1132 (do_spec_1): Pass -imultiarch if defined.
1133 (main): Print multiarch.
1134 (set_multilib_dir): Separate multilib and multiarch names
1135 from multilib_select.
1136 (print_multilib_info): Ignore multiarch names in multilib_select.
1137 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1138 * cppdefault.h (default_include): Document multiarch in multilib
1140 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1141 include directory for multiarch directories.
1142 * common.opt: New options --print-multiarch and -imultilib.
1144 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1145 Include i386/t-linux.
1146 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1147 Include i386/t-kfreebsd.
1148 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1149 * config/i386/t-linux64: Add multiarch names in
1150 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1151 * config/i386/t-gnu: New file.
1152 * config/i386/t-kfreebsd: Likewise.
1153 * config/i386/t-linux: Likewise.
1155 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1156 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1157 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1158 for 32bit non-biarch configurations.
1160 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1161 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1164 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1166 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1168 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1169 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1170 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1172 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1173 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1174 Include rs6000/t-linux for 32bit non-biarch configurations.
1176 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1178 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1180 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1181 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1183 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1184 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1186 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1188 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1189 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1190 (vect_estimate_min_profitable_iter): Adjust to above fix.
1191 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1193 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1195 Backport from mainline
1196 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1198 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1199 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1200 documentation. Add missing '__' in front of
1201 __builtin_ia32_packssdw256.
1203 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1205 Backport from mainline
1206 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1208 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1209 attribute of movddup insn to DF.
1210 (*vec_interleave_lowv2df): Ditto.
1211 (vec_dupv2df): Ditto.
1213 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1215 Backport from 2013-01-07 trunk r194991, r194992.
1218 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1221 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1222 (avr_addrspace_t): Add .section_name field.
1223 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1225 (avr_addrspace): Same. Initialize .section_name. Remove last
1226 NULL entry. Put __memx into .progmemx.data.
1227 (progmem_section_prefix): Remove.
1228 (avr_asm_init_sections): No need to initialize progmem_section.
1229 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1230 section name prefix.
1231 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1232 retrieve the progmem section.
1233 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1234 boundary to run over avr_addrspace[].
1235 (avr_register_target_pragmas): Ditto.
1237 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1239 Backport from 2013-01-07 trunk r194978.
1242 * doc/install.texi (Cross-Compiler-Specific Options): Document
1245 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1247 Backport from 2013-01-07 trunk r194968.
1250 * config/avr/t-avr: Don't automatically rebuild
1251 $(srcdir)/config/avr/t-multilib
1252 $(srcdir)/config/avr/avr-tables.opt
1253 (avr-mcus): New phony target to build them on request.
1254 (s-avr-mlib): Remove.
1255 * avr/avr-mcus.def: Adjust comments.
1257 2013-01-07 Terry Guo <terry.guo@arm.com>
1259 Backport from mainline
1260 2012-12-19 Terry Guo <terry.guo@arm.com>
1262 * config/arm/arm.c (thumb_find_work_register): Check argument
1263 register number based on current PCS.
1265 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1267 Backport from mainline
1268 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1271 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1272 selected code model, define __code_mode_small__, __code_model_medium__,
1273 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1274 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1275 xchg temporary register with %k. Declare temporary register as
1277 [__x86_64__]: For medium and large code models, preserve %rbx register.
1279 2013-01-03 Richard Henderson <rth@redhat.com>
1281 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1282 after eliminating TLS symbols.
1284 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1287 * config/pa/pa.md (movsi): Revert previous change.
1288 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1291 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1294 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1297 2013-01-02 Jason Merrill <jason@redhat.com>
1300 * tree.c (build_array_type_1): Revert earlier change.
1302 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1305 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1306 after reload starts.
1308 2012-12-21 Martin Jambor <mjambor@suse.cz>
1310 PR tree-optimization/55355
1311 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1312 bit_position is small enough to fit a single HOST_WIDE_INT.
1314 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1316 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1318 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1320 Backport from mainline
1321 2012-10-15 Matthias Klose <doko@ubuntu.com>
1323 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1324 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1326 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1327 Tomash Brechko <tomash.brechko@gmail.com>
1330 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1331 handling of before and after cases.
1332 * config/sparc/sync.md (atomic_store): Fix pasto.
1334 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1336 * optabs.c (expand_atomic_store): Elide redundant model test.
1338 2012-12-13 Richard Henderson <rth@redhat.com>
1341 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1343 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1346 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1347 (tldo_stb_sp64): Likewise.
1348 (tldo_sth_sp32): Likewise.
1349 (tldo_sth_sp64): Likewise.
1350 (tldo_stw_sp32): Likewise.
1351 (tldo_stw_sp64): Likewise.
1352 (tldo_stx_sp64): Likewise.
1354 2012-12-10 Kai Tietz <ktietz@redhat.com>
1357 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1359 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1361 Backport from mainline
1362 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1363 H.J. Lu <hongjiu.lu@intel.com>
1366 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1367 before using it as insn or call equivalent.
1369 2012-12-06 Jason Merrill <jason@redhat.com>
1372 * tree.c (build_array_type_1): Re-layout if we found it in the
1375 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1377 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1378 opaque cond in all call insns.
1380 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1382 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1383 area if the function allocates dynamic stack space.
1384 (ia64_initial_elimination_offset): Adjust offsets to above change.
1386 2012-12-03 Richard Biener <rguenther@suse.de>
1388 Backport from mainline
1389 2012-09-24 Richard Guenther <rguenther@suse.de>
1391 PR tree-optimization/53663
1392 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1393 native encode/interpret translation on VN_WALKREWRITE.
1395 2012-12-03 Kai Tietz <ktietz@redhat.com>
1398 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1401 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1404 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1406 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1408 Backport from mainline:
1409 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1412 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1413 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1414 (in_nullified_branch_delay): Likewise.
1415 (in_call_delay): Likewise.
1416 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1417 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1418 the $$sh_func_adrs call as variable. Update type of sibcalls and
1419 $$sh_func_adrs call.
1420 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1421 length instead of adjustment. Handle negative and undefined call
1422 adjustments for insn_default_length. Remove adjustment for millicode
1423 insn with unfilled delay slot.
1424 (pa_output_millicode_call): Update for revised millicode length.
1425 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1427 2012-11-29 Kai Tietz <ktietz@redhat.com>
1430 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1431 use by XNEWVEC/XRESIZEVEC.
1433 * i386.c (get_scratch_register_on_entry): Handle
1434 thiscall-convention.
1435 (split_stack_prologue_scratch_regno): Likewise.
1436 (ix86_static_chain): Likewise.
1437 (x86_output_mi_thunk): Likewise.
1439 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1441 Backported from mainline
1442 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1443 Markus Trippelsdorf <markus@trippelsdorf.de>
1446 * lto-opts.c (lto_write_options): Also handle
1447 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1448 OPT_SPECIAL_program_name.
1451 * lto-wrapper.c (merge_and_complain): Handle
1452 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1453 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1455 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1457 PR rtl-optimization/55489
1458 * gcse.c (compute_transp): Precompute a canonical version
1459 of XEXP (x, 0), and pass it to canon_true_dependence.
1461 2012-11-27 Richard Biener <rguenther@suse.de>
1464 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1465 stmt with a NOP instead of removing it.
1467 2012-11-26 Richard Biener <rguenther@suse.de>
1469 Backport from mainline
1470 2012-10-19 Richard Biener <rguenther@suse.de>
1472 PR tree-optimization/54976
1473 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1474 Robustify against odd inner_mode inputs.
1476 2012-10-12 Richard Biener <rguenther@suse.de>
1478 PR tree-optimization/54894
1479 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1480 Handle over-aligned scalar types properly.
1482 2012-10-02 Richard Guenther <rguenther@suse.de>
1485 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1486 cleaning up the CFG.
1488 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1490 Backport from mainline
1491 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1493 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1494 explaining the register ordering preferences.
1496 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1497 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1498 constraints so that the traditional floating point loads, stores,
1499 and moves are done first, then the VSX loads, stores, and moves,
1500 and finally the GPR loads, stores, and moves so that reload
1501 chooses FPRs over GPRs, and uses the traditional load/store
1502 instructions which provide an offset.
1503 (movdf_hardfloat64): Likewise.
1505 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1507 Backported from mainline
1508 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1509 H.J. Lu <hongjiu.lu@intel.com>
1512 * config/i386/i386.c (legitimize_pic_address): Properly handle
1514 (ix86_print_operand_address): Set code to 'k' when forcing
1515 addr32 prefix. For x32, zero-extend negative displacement if
1518 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1520 * common.opt (fvar-tracking-uninit): Document.
1521 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1522 * config/darwin.c (darwin_override_options): Likewise.
1524 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1526 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1527 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1529 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1531 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1533 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1535 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1538 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1540 Backport from mainline
1541 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1543 * config/i386/i386.c (ix86_init_machine_status): Do not
1544 explicitly clear tls_descriptor_call_expanded_p again.
1546 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1548 * config/i386/sse.md
1549 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1550 as read and written by the instruction.
1552 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1554 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1555 (ix86_instantiate_decls): New function.
1556 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1557 stack slot instead of SLOT_VIRTUAL.
1558 <case IX86_BUILTIN_STMXCSR>: Ditto.
1559 (assign_386_stack_local): Do not assert when virtual slot is valid.
1560 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1561 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1562 (truncxf<mode>2): Ditto.
1563 (floatunssi<mode>2): Ditto.
1564 (isinf<mode>2): Ditto.
1565 * config/i386/sync.md (atomic_load<mode>): Ditto.
1566 (atomic_store<mode>): Ditto.
1568 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1571 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1572 the argument is itself a conditional expression.
1574 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1576 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1579 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1581 PR tree-optimization/54986
1582 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1583 conversions on entry but add them back on exit if needed.
1585 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1588 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1590 (print_reg): Use true_regnum rather than REGNO.
1591 (ix86_print_operand_address): Remove SUBREG handling.
1593 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1595 Backported from mainline
1596 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1599 * gimple.h (is_gimple_sizepos): New inline function.
1600 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1601 final assignment to expr variable.
1602 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1603 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1604 into a local temporary.
1606 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1608 PR tree-optimization/54877
1609 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1610 use make_ssa_name instead of copy_ssa_name.
1612 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1614 Backport from mainline
1615 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1617 PR tree-optimization/53708
1618 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1619 user-supplied alignment when used with an explicit section name.
1621 2012-11-02 Jeff Law <law@redhat.com>
1623 PR tree-optimization/54985
1624 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1625 from thread_across_edge.
1626 (thread_across_edge): Use it in all cases where we might thread
1629 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1631 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1632 special register pushes before frame probing and allocation.
1634 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1635 Joel Sherrill <joel.sherrill@oarcorp.com>
1637 * config/sparc/t-rtems: New (Custom multilibs).
1638 * config/sparc/t-rtems-64: New (Custom multilibs).
1639 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1640 (sparc-*-rtems*): Add sparc/t-rtems.
1642 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1644 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1646 (hash_rtx): Likewise.
1648 2012-10-29 Terry Guo <terry.guo@arm.com>
1650 Backport from mainline
1651 2012-10-11 Terry Guo <terry.guo@arm.com>
1653 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1655 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1658 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1660 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1661 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1663 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1665 * config/avr/t-rtems: Revert previous commit.
1667 2012-10-26 Terry Guo <terry.guo@arm.com>
1669 Backport from mainline
1670 2012-10-23 Terry Guo <terry.guo@arm.com>
1673 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1676 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1678 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1680 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1682 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1684 * config.gcc (microblaze*-*-rtems*): New target.
1685 * config/microblaze/rtems.h: New.
1686 * config/microblaze/t-rtems: New.
1688 2012-10-25 Richard Biener <rguenther@suse.de>
1690 PR tree-optimization/54902
1691 * tree-ssa-pre.c (fini_pre): Return TODO.
1692 (execute_pre): Adjust.
1693 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1694 blocks before computing dominators.
1696 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1698 Backport from mainline
1699 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1701 * config/i386/i386.c (memory_address_length): Assert that non-null
1702 base or index RTXes are registers. Do not check for REG RTXes.
1703 Determine addr32 prefix using SImode_address_operand or
1704 from original base and index RTXes. Simplify code.
1706 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1708 * config/i386/i386-protos.h (memory_address_length): Add new bool
1709 argument. Update all uses.
1710 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1711 add length of addr32 prefix based on mode of base or index register.
1712 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1713 addresses here. Update call to memory_address_length.
1714 (ix86_print_address_operand): Use SImode_address_operand predicate.
1715 * config/i386/predicates.md (SImode_address_operand): New.
1716 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1717 to calculate "mode" attribute. Use SImode_address_operand predicate
1718 instead of open-coding accepted RTX codes.
1720 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1722 Backport from 2012-10-22 trunk r192685.
1723 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1724 Note __AVR_<device>__ is not defined for cores.
1725 Don't point to --help=target.
1726 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1728 2012-10-19 Marek Polacek <polacek@redhat.com>
1730 Backported from mainline
1731 2012-10-19 Marek Polacek <polacek@redhat.com>
1734 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1735 pointer/non-pointer comparison.
1737 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1739 Backported from mainline
1740 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1743 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1744 sure the mode is correct when falling through from above cases.
1746 2012-10-19 Alan Modra <amodra@gmail.com>
1748 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1749 (HAVE_LD_LARGE_TOC): Likewise.
1750 * configure: Regenerate.
1752 2012-10-19 Alan Modra <amodra@gmail.com>
1754 * config/rs6000/predicates.md (splat_input_operand): Don't call
1755 input_operand for MEMs. Instead check for volatile and call
1756 memory_address_addr_space_p with modified mode.
1758 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1760 Backported from mainline
1761 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1763 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1765 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1767 PR rtl-optimization/54870
1768 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1769 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1770 SSA_NAME pointer that points to a partition if there is at least
1771 one variable with it set in the partition.
1772 * dse.c (local_variable_can_escape): New predicate.
1773 (can_escape): Call it.
1774 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1775 mark the SSA_NAME pointer that points to a partition.
1777 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1779 Backport from mainline
1780 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1782 PR rtl-optimization/53701
1783 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1784 rocess not only expr's vinsns but all old vinsns from expr's
1787 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1789 Backport from mainline
1790 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1793 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1795 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1796 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1797 only if producer writes to the register given by regno.
1799 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1801 Backport from mainline
1802 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1804 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1805 (UNSPEC_LOADU): New.
1806 (UNSPEC_STOREU): Ditto.
1807 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1808 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1809 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1810 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1811 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1812 (<sse2>_storedqu<avxsizesuffix>): ... this.
1813 (*sse4_2_pcmpestr_unaligned): Update.
1814 (*sse4_2_pcmpistr_unaligned): Ditto.
1816 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1817 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1818 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1819 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1820 gen_sse2_load{dqu,upd} to load from unaligned memory and
1821 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1823 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1824 Use CODE_FOR_sse_loadups.
1825 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1826 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1827 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1828 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1829 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1830 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1831 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1832 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1833 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1834 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1835 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1837 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1839 Backport from trunk (r190222):
1841 PR tree-optimization/54146
1842 * ifcvt.c: Include pointer-set.h.
1843 (cond_move_process_if_block): Change type of then_regs and
1844 else_regs from alloca'd array to pointer_sets.
1845 (check_cond_move_block): Update for this change.
1846 (cond_move_convert_if_block): Likewise.
1847 * Makefile.in: Fix dependencies for ifcvt.o.
1849 2012-10-15 Richard Guenther <rguenther@suse.de>
1851 PR tree-optimization/54920
1852 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1853 allocate temporary storage for all NARY elements.
1855 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1858 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1860 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1862 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1863 default_use_cxa_atexit to yes.
1865 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1867 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1869 2012-10-05 Jan Hubicka <jh@suse.cz>
1870 Jakub Jelinek <jakub@redhat.com>
1872 PR tree-optimization/33763
1873 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1874 attribute for redefined extern inline functions.
1876 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1878 Backported from mainline
1879 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1881 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1882 in SSE and YMM state support check for -march=native.
1884 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1887 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1890 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1892 Backported from mainline
1893 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1896 * doc/invoke.texi: Document -mprefer-avx128.
1898 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1900 Backported from mainline
1901 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1904 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1905 (XSTATE_FP): Likewise.
1906 (XSTATE_SSE): Likewise.
1907 (XSTATE_YMM): Likewise.
1908 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1909 SSE and YMM states aren't supported.
1911 2012-10-01 Tom de Vries <tom@codesourcery.com>
1913 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1916 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1919 * config/s390/s390.c (s390_option_override): Add missing break.
1921 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1923 Backport from mainline
1924 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1926 * config.gcc: Replace 'host' with 'target' when configuring for
1927 powerpc64*-*-freebsd.
1929 2012-09-28 Meador Inge <meadori@codesourcery.com>
1931 Backport from mainline
1932 2012-09-27 Meador Inge <meadori@codesourcery.com>
1934 * gcc-ar.c (main): Handle the returning of the sub-process error
1937 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1939 Backport from 2012-09-28 trunk r191821.
1940 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1942 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1945 * simplify-rtx.c (simplify_binary_operation_1): Perform
1946 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1948 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1950 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1951 TYPE_NONALIASED_COMPONENT flag.
1952 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1953 TYPE_NONALIASED_COMPONENT flag.
1955 2012-09-21 Richard Guenther <rguenther@suse.de>
1958 Backport from mainline
1959 2012-04-19 Richard Guenther <rguenther@suse.de>
1961 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1964 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1967 * c-typeck.c (c_cast_expr): When casting to a type requiring
1968 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1971 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1974 * c-typeck.c (build_unary_op): Pass original argument of
1975 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1976 any C_MAYBE_CONST_EXPR, if it has integer operands.
1977 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1978 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1979 to c_objc_common_truthvalue_conversion, then remove any
1980 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1981 c_objc_common_truthvalue_conversion not
1982 c_common_truthvalue_conversion.
1983 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1984 call note_integer_operands for arguments with integer operands
1985 that are not integer constants.
1987 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1989 Backported from mainline
1990 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1992 PR tree-optimization/54563
1993 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1994 gimple_purge_dead_eh_edges if last call has been changed.
1996 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1999 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2000 instead of (match_dup 0) as second argument to vec_merge.
2001 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2002 Remove third alternative.
2003 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2004 operand 2 instead of operand 1, but put it as first argument
2006 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2007 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2010 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2012 * BASE-VER: Set to 4.7.3.
2013 * DEV-PHASE: Set to prerelease.
2015 2012-09-20 Release Manager
2017 * GCC 4.7.2 released.
2019 2012-09-15 Andi Kleen <ak@linux.intel.com>
2021 Backport from mainline
2022 2012-09-07 Andi Kleen <ak@linux.intel.com>
2024 * gcc/lto-streamer.h (res_pair): Add.
2025 (lto_file_decl_data): Replace resolutions with respairs.
2027 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2028 Initialize respairs.
2029 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2031 2012-09-14 Walter Lee <walt@tilera.com>
2033 Backport from mainline.
2034 2012-09-14 Walter Lee <walt@tilera.com>
2036 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2037 option for TILEPro and TILE-Gx.
2039 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2041 * config/i386/i386.h (x86_prefetchw): New global variable.
2042 (TARGET_PREFETCHW): New macro.
2043 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2044 (processor_alias_table): Add PTA_PREFETCHW to
2045 bdver1, bdver2 and btver1.
2046 (ix86_option_override_internal): Set x86_prefetchw for
2047 PTA_PREFETCHW targets.
2048 * config/i386/i386.md (prefetch): Expand to prefetchw
2049 for TARGET_PREFETCHW.
2050 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2052 Backport from mainline
2053 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2055 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2056 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2058 (*prefetch_sse): ... this.
2059 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2061 (*prefetch_3dnow): ... this.
2063 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2066 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2067 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2069 2012-09-12 Teresa Johnson <tejohnson@google.com>
2071 Backport from mainline.
2072 2012-09-12 Teresa Johnson <tejohnson@google.com>
2074 PR gcov-profile/54487
2075 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2076 test using F_SETLKW with fcntl.
2077 * configure, config.in: Regenerate.
2079 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2081 Backport from mainline
2082 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2084 * config/i386/i386.md : Comments on fma4 instruction selection
2085 reflect requirement on register pressure based cost model.
2087 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2088 flag is set-reset as informed by the cpuid flag.
2090 * config/i386/i386.c (processor_alias_table): fma4
2091 flag is enabled for bdver2.
2093 2012-09-12 Christian Bruel <christian.bruel@st.com>
2095 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2097 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2099 * config.gcc: Obsolete picochip-*.
2101 2012-09-11 Richard Guenther <rguenther@suse.de>
2104 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2105 on flag_toplevel_reorder.
2107 2012-09-10 Richard Henderson <rth@redhat.com>
2109 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2112 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2114 Backport from 2012-09-10 mainline r191132.
2117 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2119 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2122 * tree-sra.c (disqualify_base_of_expr): Check for possible
2123 NULL_TREE returned by get_base_address()
2125 2012-09-07 Richard Guenther <rguenther@suse.de>
2127 Backport from mainline
2128 2012-06-26 Jan Hubicka <jh@suse.cz>
2131 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2134 2012-09-07 Richard Guenther <rguenther@suse.de>
2136 Backport from mainline
2137 2012-07-13 Richard Guenther <rguenther@suse.de>
2139 PR tree-optimization/53922
2140 * tree-vrp.c (value_inside_range): Change prototype to take
2141 min/max instead of value-range.
2142 (range_includes_zero_p): Likewise. Return the result from
2144 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2145 return value from range_includes_zero_p.
2146 (extract_range_from_unary_expr_1): Likewise.
2147 (compare_range_with_value): Likewise.
2148 (vrp_meet_1): Likewise.
2150 2012-09-07 Richard Guenther <rguenther@suse.de>
2153 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2154 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2155 arguments separately.
2157 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2159 Backported from mainline
2160 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2162 PR rtl-optimization/54455
2163 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2164 bb ends up with asm goto referencing bb's label.
2166 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2168 Backport from mainline.
2169 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2170 Richard Earnshaw <richard.earnshaw@arm.com>
2173 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2174 element size. Use elem_type from the formal parameter. New parameter
2176 (neon_expand_args): Adjust call to neon_dereference_pointer.
2178 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2180 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2181 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2183 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2185 Backport from mainline
2186 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2188 * config/i386/i386.md (isa): Add fma and fma4.
2189 (enabled): Handle fma and fma4.
2190 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2191 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2192 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2193 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2194 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2195 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2197 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2199 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2200 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2201 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2203 2012-09-06 Richard Guenther <rguenther@suse.de>
2205 PR tree-optimization/54498
2206 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2207 abort when reaching an already visited region.
2208 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2209 (get_continuation_for_phi_1): Likewise.
2210 (walk_non_aliased_vuses): When we translated the reference,
2211 abort when we re-visit a region.
2212 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2214 2012-09-06 Andrew Pinski <apinski@cavium.com>
2217 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2219 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2222 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2223 build_int_cst with size_type_node instead of size_int.
2225 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2227 Backport from 2012-09-05 mainline r190697.
2230 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2231 configured --with-avrlibc.
2232 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2234 * config/avr/avrlibc.h: New file.
2235 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2236 configured --with-avrlibc.
2237 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2239 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2241 Backport from 2012-09-04 mainline r190919
2244 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2245 of size less than 4 bytes by using macro ARM_NUM_INTS.
2246 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2248 2012-09-04 Richard Henderson <rth@redhat.com>
2250 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2252 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2254 Backport from 2012-09-04 mainline r190920
2257 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2259 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2261 Backport from 2012-09-04 mainline r190914
2264 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2266 (avr_allocate_stack_slots_for_args): ...this new static function.
2268 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2270 Backported from mainline
2271 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2274 * doc/invoke.texi: Add -da and remove -dm.
2276 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2278 Backported from mainline
2279 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2282 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2283 operands[1] is CONST_INT_P, convert it to QImode before printing.
2285 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2288 * c-convert.c (convert): Don't call fold_convert_loc if
2289 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2290 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2291 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2293 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2296 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2297 if init is a CONSTRUCTOR.
2299 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2301 PR rtl-optimization/54369
2302 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2303 calling dbr_schedule.
2304 * config/sparc/sparc.c (sparc_reorg): Likewise.
2306 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2308 Backport from mainline
2309 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2311 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2312 case for Atom processor.
2314 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2316 Backport from mainline
2317 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2320 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2321 true for TARGET_64BIT or !flag_pic.
2322 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2323 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2324 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2325 Add insn constraint. Conditionally emit xchg asm insns.
2326 (atomic_compare_and_swap<mode>): Update calls. Check only
2327 cmpxchg8b_pic_memory_operand in memory address fixup.
2329 (CASHMODE): Rename from DCASHMODE.
2330 (doublemodesuffix): Update modes.
2331 (regprefix): New mode attribute.
2333 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2334 <UNSPECV_CMPXCHG>: New constant.
2335 (atomic_compare_and_swap<mode>_1): Rename from
2336 atomic_compare_and_swap_single<mode>. Update calls and
2337 unspec_volatile constants.
2338 (atomic_compare_and_swap<mode>_doubleword): Rename from
2339 atomic_compare_and_swap_double<mode>. Update calls and
2340 unspec_volatile constants.
2342 2012-08-28 Walter Lee <walt@tilera.com>
2344 Backport from mainline
2345 2012-08-28 Walter Lee <walt@tilera.com>
2347 * confg/tilegx/tilegx.md: Fix code style.
2348 (*zero_extendsidi_truncdisi): Fix typo.
2349 * config/tilegx/tilegx.c: Fix code style.
2350 (tilegx_function_profiler): Fix typo.
2352 2012-08-27 Walter Lee <walt@tilera.com>
2354 Backport from mainline
2355 2012-08-27 Walter Lee <walt@tilera.com>
2357 * doc/md.texi (TILE-Gx): Fix typo.
2359 2012-08-27 Walter Lee <walt@tilera.com>
2361 Backport from mainline
2362 2012-08-27 Walter Lee <walt@tilera.com>
2364 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2365 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2367 2012-08-27 Walter Lee <walt@tilera.com>
2369 Backport from mainline
2370 2012-08-27 Walter Lee <walt@tilera.com>
2372 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2373 (insn_bfins): Delete.
2375 2012-08-27 Walter Lee <walt@tilera.com>
2377 Backport from mainline
2378 2012-08-27 Walter Lee <walt@tilera.com>
2380 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2381 atomic_exchange_bare<mode>,
2382 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2383 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2384 * config/tilegx/tilegx.md (type): Add X1_remove.
2385 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2386 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2387 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2390 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2392 PR rtl-optimization/54088
2393 * jump.c (delete_related_insns): Robustify latest change.
2395 2012-08-21 Richard Guenther <rguenther@suse.de>
2397 Backport from mainline
2398 2012-08-16 Richard Guenther <rguenther@suse.de>
2401 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2403 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2404 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2405 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2406 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2407 (tree_ssa_lim_finalize): Free all mem_refs.
2408 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2409 scc when bailing out.
2410 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2411 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2412 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2413 FOR_EACH_LOOP_BREAK.
2415 2012-08-17 Richard Guenther <rguenther@suse.de>
2417 * tree-sra.c (modify_function): Free redirect_callers vector.
2418 * ipa-split.c (split_function): Free args_to_pass vector.
2419 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2421 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2422 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2423 (vect_analyze_slp_instance): Free everything.
2424 (destroy_bb_vec_info): Free the SLP instances.
2426 2012-08-17 Richard Guenther <rguenther@suse.de>
2428 * params.def (integer-share-limit): Decrease from 256 to 251,
2431 2012-08-21 Richard Guenther <rguenther@suse.de>
2433 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2434 the affine expansion cache.
2436 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2438 Backported from trunk
2439 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2442 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2444 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2446 Backport from mainline.
2447 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2450 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2451 mark as predicable. Adjust asm template.
2452 (vec_setv2di_internal): Likewise.
2453 (vec_extract<mode> VD, VQ): Likewise.
2454 (vec_extractv2di): Likewise.
2455 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2456 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2457 (neon_vdup_n<mode> VX, V32): Likewise.
2458 (neon_vdup_nv2di): Likewise.
2460 2012-08-17 Walter Lee <walt@tilera.com>
2462 Backport from mainline
2463 2012-08-17 Walter Lee <walt@tilera.com>
2465 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2466 (FEEDBACK_ENTER): Define.
2467 (FEEDBACK_REENTER): Define.
2468 (FEEDBACK_ENTRY): Define.
2469 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2470 (FEEDBACK_ENTER): Define.
2471 (FEEDBACK_REENTER): Define.
2472 (FEEDBACK_ENTRY): Define.
2474 2012-08-16 Walter Lee <walt@tilera.com>
2476 Backport from mainline
2477 2012-08-16 Walter Lee <walt@tilera.com>
2479 * config.gcc (tilegx-*-linux*): Add feedback.h.
2480 (tilepro-*-linux*): Likewise.
2481 * config/tilegx/feedback.h: New file.
2482 * config/tilepro/feedback.h: New file.
2484 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2486 Backport from mainline r189840 and r187586:
2487 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2489 * config/i386/i386.md (stack_protect_set): Disable the pattern
2490 for Android since Android libc (bionic) does not provide random
2491 value for stack protection guard at gs:0x14. Guard value
2492 will be provided from external symbol (default implementation).
2493 (stack_protect_set_<mode>): Likewise.
2494 (stack_protect_test): Likewise.
2495 (stack_protect_test_<mode>): Likewise.
2496 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2497 not have Bionic by default
2498 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2499 Macro OPTION_BIONIC is defined in this file and provides Bionic
2500 accessibility status
2502 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2504 * configure.ac: Stack protector enabling for Android targets.
2505 * configure: Regenerate.
2507 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2509 Backported from trunk
2510 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2512 PR rtl-optimization/53942
2513 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2514 directly from likely spilled non-fixed hard registers, move them
2517 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2519 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2520 (xop_phaddubq): Ditto.
2522 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2524 Backport from mainline
2525 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2526 Richard Earnshaw <rearnsha@arm.com>
2528 * target.def (vector_alignment): New target hook.
2529 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2530 * doc/tm.texi: Regenerate.
2531 * targhooks.c (default_vector_alignment): New function.
2532 * targhooks.h (default_vector_alignment): Add prototype.
2533 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2534 * config/arm/arm.c (arm_vector_alignment): New function.
2535 (TARGET_VECTOR_ALIGNMENT): Define.
2537 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2538 vector type alignment instead of size.
2539 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2540 element type size directly instead of computing it from alignment.
2541 Fix variable naming and comment.
2543 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2545 Backport from mainline
2546 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2548 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2549 (alpha_pad_function_end): ... this. Also insert NOP between
2550 sibling call and GP load.
2551 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2553 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2555 Backport from mainline
2556 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2557 H.J. Lu <hongjiu.lu@intel.com>
2559 PR rtl-optimization/54157
2560 * combine.c (gen_lowpart_for_combine): Don't return identity
2561 for CONST or symbolic reference.
2563 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2565 Backport from mainline
2566 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2568 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2569 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2570 split_cost argument signed.
2571 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2572 (ix86_avoid_lea_for_addr): Ditto.
2574 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2576 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2577 the address has less than two components.
2579 2012-08-02 Steve Ellcey <sellcey@mips.com>
2581 Backport from mainline
2582 2012-07-19 Steve Ellcey <sellcey@mips.com>
2584 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2587 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2589 Backport from mainline
2590 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2593 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2594 negative constant address for TARGET_X32 ...
2595 (ix86_decompose_address): ... here. Reject constant addresses
2596 that don't satisfy x86_64_immediate_operand predicate.
2598 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2601 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2602 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2603 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2604 addresses. Prevent zero extensions of CONST_INT operands.
2606 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2609 * config/i386/i386.md (*lea): New insn pattern.
2611 (*lea<mode>_2): Ditto.
2612 (*lea_{3,4,5,6}_zext): Ditto.
2613 * config/i386/predicates.md (lea_address_operand): Do not reject
2614 zero-extended address operands.
2615 * config/i386/constraints.md (j): Remove address constraint.
2616 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2618 (ix86_print_operand_address): Handle SImode subreg of an address.
2619 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2621 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2623 Backport from mainline
2624 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2627 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2628 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2630 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2631 (*movdi_internal_rex64): Use %E operand modifier for lea.
2632 (*movsi_internal): Ditto.
2634 (*lea<mode>_2): Ditto.
2635 (*lea_{3,4,5,6}_zext): Ditto.
2636 (*tls_global_dynamic_32_gnu): Ditto.
2637 (*tls_global_dynamic_64): Ditto.
2638 (*tls_dynamic_gnu2_lea_32): Ditto.
2639 (*tls_dynamic_gnu2_lea_64): Ditto.
2640 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2642 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2644 Backport from mainline
2645 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2647 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2649 (ix86_print_operand_address): Assert that parts.base and parts.index
2650 are non-NULL after call to simplify_subreg.
2652 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2655 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2657 * config/sh/sh.c (sh_option_override): Do not change
2658 flag_finite_math_only. Set TARGET_IEEE to complement of
2659 flag_finite_math_only.
2660 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2661 description of mieee and mno-ieee behavior.
2663 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2666 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2667 (_lzcnt_u64): Ditto.
2669 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2671 Backport from mainline
2672 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2674 PR rtl-optimization/52250
2675 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2676 to put note list into. Unconditionally call move_bb_info.
2677 (move_bb_info): Do not assert the blocks being in the same region,
2678 just drop the note list if they are not.
2680 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2682 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2684 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2686 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2687 defining statement is a SSA name that occurs in abnormal PHIs.
2689 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2691 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2694 2012-07-19 Richard Guenther <rguenther@suse.de>
2695 Eric Botcazou <ebotcazou@adacore.com>
2697 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2698 about transition from invariant to known bits.
2699 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2701 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2704 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2705 (cleanup_tree_cfg_bb): Don't call it.
2706 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2709 2012-07-19 Christian Bruel <christian.bruel@st.com>
2712 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2714 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2716 * config.gcc (v850-*-rtems*): New target.
2717 * config/v850/rtems.h: New.
2718 * config/v850/t-rtems: New.
2720 2012-07-18 Nick Clifton <nickc@redhat.com>
2722 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2724 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2728 Backport from mainline
2729 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2732 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2733 instead expand it as zero extension.
2735 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2737 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2738 QImode and HImode splitters. Use ix86_comparison_operator.
2739 Explicitly match FLAGS_REG.
2740 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2742 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2743 Steven Bosscher <steven@gcc.gnu.org>
2744 Bernd Schmidt <bernds@codesourcery.com>
2746 PR rtl-optimization/53908
2747 * df-problems.c (can_move_insns_across): When doing
2748 memory-reference book-keeping, handle call insns.
2750 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2752 Backport from mainline
2753 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2756 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2757 sibcall_insn_operand. Move it to a temporary register if not.
2759 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2762 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2763 emit PIC sequence for fnaddr symbol reference in advance.
2765 2012-07-09 Jason Merrill <jason@redhat.com>
2768 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2769 (type_hash_eq): Likewise.
2772 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2774 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2776 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2777 due to negative shift amount.
2779 2012-07-06 Kai Tietz <ktietz@redhat.com>
2781 Backport from mainline.
2783 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2784 as "/mingw/include".
2786 2012-07-06 Nick Clifton <nickc@redhat.com>
2788 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2789 default_encode_section_info.
2791 2012-07-06 Richard Guenther <rguenther@suse.de>
2793 Backport from mainline
2794 2012-03-30 Richard Guenther <rguenther@suse.de>
2797 * double-int.c (rshift_double): Remove not needed cast.
2799 2012-03-28 Richard Guenther <rguenther@suse.de>
2802 * double-int.h (rshift_double): Remove.
2803 * double-int.c (lshift_double): Use absu_hwi to make count
2805 (rshift_double): Make static, take unsigned count argument,
2806 remove handling of negative count argument.
2807 (double_int_rshift): Dispatch to lshift_double.
2809 2012-07-06 Richard Guenther <rguenther@suse.de>
2811 Backport from mainline
2812 2012-06-18 Richard Guenther <rguenther@suse.de>
2814 PR tree-optimization/53693
2815 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2816 Reject operands with more than one use.
2818 2012-07-06 Richard Guenther <rguenther@suse.de>
2820 Backport from mainline
2821 2012-04-11 Richard Guenther <rguenther@suse.de>
2824 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2825 consider loop nesting.
2826 (evolution_function_is_univariate_p): Properly check the remainder
2829 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2831 Backport from mainline
2832 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2834 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2835 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2836 (adjacent_mem_locations): Move some code to and call...
2837 (get_memref_parts): ...new function.
2838 (mem_locations_overlap): New function.
2839 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2840 (is_mem_ref): Rename to...
2841 (find_mem_ref): ...this. Return MEM rtx.
2842 (get_store_dest): Remove function.
2843 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2844 new parameter and adjust calls.
2845 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2846 mem refs overlap for true_store_to_load_dep_costly.
2847 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2848 passed to adjacent_mem_locations.
2849 (is_costly_group): Walk resolved dependency list.
2850 (force_new_group): Emit group ending nop for Power6/Power7.
2851 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2852 (group_ending_nop): New define_insn.
2854 2012-07-04 Richard Guenther <rguenther@suse.de>
2857 * gimple-fold.c (get_base_constructor): Do not return an
2858 error_mark_node DECL_INITIAL.
2860 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2862 Backport from mainline
2863 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2865 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2866 code model string in the error message.
2868 2012-07-04 Tristan Gingold <gingold@adacore.com>
2870 Backport from mainline.
2871 2012-06-25 Tristan Gingold <gingold@adacore.com>
2873 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2874 (seh_cfa_adjust_cfa): ... that function.
2875 (seh_emit_stackalloc): Do not emit out of range values.
2876 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2877 UNSPEC_DEF_CFA constants.
2878 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2879 * config/i386/i386.c (ix86_frame_pointer_required): Required
2880 for very large frames on SEH target.
2881 (ix86_compute_frame_layout): Save area is before frame pointer
2882 on SEH target. Handle very large frames.
2883 (ix86_expand_prologue): Likewise.
2885 2012-07-04 Richard Guenther <rguenther@suse.de>
2887 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2888 as in free_lang_data_in_type.
2890 2012-07-02 Martin Jambor <mjambor@suse.cz>
2892 Backport from mainline.
2893 2012-07-02 Martin Jambor <mjambor@suse.cz>
2896 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2897 dynamic type change check.
2899 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2901 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2902 last statement of the finally block onto the switch.
2904 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2906 * configure: Regenerate.
2908 Backport from mainline.
2909 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2911 * config.gcc (target_type_format_char): New. Document it. Set it for
2913 * configure.ac (gnu_unique_option): Use target_type_format_char
2914 in test. Comment rationale.
2916 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2918 Backport from mainline.
2919 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2921 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2923 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2925 Backport from 2012-06-28 mainline r189049
2928 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2929 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2930 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2931 avr_hard_regno_call_part_clobbered.
2933 2012-06-28 Richard Guenther <rguenther@suse.de>
2936 * expr.c (expand_expr_real_1): Verify if the type is complete
2937 before inspecting its size.
2939 2012-06-27 Nick Clifton <nickc@redhat.com>
2941 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2944 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2947 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2949 2012-06-26 Nick Clifton <nickc@redhat.com>
2951 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2953 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2956 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2957 of x x x in the vmovlps load alternative.
2959 2012-06-22 Richard Guenther <rguenther@suse.de>
2961 * gcov-iov.c: Include bconfig.h and system.h.
2963 2012-06-22 Richard Guenther <rguenther@suse.de>
2965 PR gcov-profile/53744
2966 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2968 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2970 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2971 DECL_IGNORED_P non-reg vars even if they are used.
2973 2012-06-19 Jason Merrill <jason@redhat.com>
2976 * dwarf2out.c (modified_type_die): Use scope_die_for.
2977 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2978 (uses_local_type_r, uses_local_type): New.
2979 (scope_die_for): Keep a type that uses a local type in local scope.
2980 Use get_context_die for namespace and type scope.
2982 2012-06-19 Richard Guenther <rguenther@suse.de>
2985 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2986 replace it with the first non-BLOCK context.
2988 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2990 PR rtl-optimization/53700
2992 Backport from mainline
2993 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2995 * ira-color.c (setup_left_conflict_sizes_p): Process all
2996 conflicting objects.
2998 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3000 Backport from mainline
3001 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3004 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3005 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3006 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3007 instead of xop_mulv2div2di3_low.
3008 (xop_p<macs>dql): Fix vec_select selector.
3009 (xop_p<macs>dqh): Ditto.
3010 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3011 (xop_mulv2div2di3_high): Ditto.
3013 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3015 Backport from mainline:
3016 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3018 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3020 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3022 Backport from mainline:
3023 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3025 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3026 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3027 MAX_PCREL17F_OFFSET instead of fixed offset.
3028 (pa_attr_length_call): Likewise.
3029 (pa_attr_length_indirect_call): Likewise.
3031 2012-06-15 Walter Lee <walt@tilera.com>
3033 Backport from mainline:
3034 2012-06-15 Walter Lee <walt@tilera.com>
3036 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3038 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3040 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3042 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3044 Backport from mainline:
3046 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3047 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3048 * gimple.h (block_in_transaction): Check for flag_tm.
3050 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3052 PR tree-optimization/52558
3054 Backport from mainline:
3055 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3056 * gimple.h (gimple_set_in_transaction): Remove.
3057 (gimple_in_transaction): Look in BB instead.
3058 (gimple_statement_base): Remove in_transaction field.
3059 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3060 * trans-mem.c (compute_transaction_bits): Place transaction bit
3061 information into basic blocks.
3063 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3065 PR tree-optimization/52558
3066 * cfg.c (alloc_aux_for_edge): Fix comment.
3067 (alloc_aux_for_edge): Remove static.
3068 * basic-block.h (alloc_aux_for_edge): Protoize.
3069 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3070 (execute_sm_if_changed_flag): New.
3071 (execute_sm_if_changed_flag_set): New.
3072 (execute_sm): Do not generate data races unless requested.
3073 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3074 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3075 * gimple.h (block_in_transaction): New.
3076 (gimple_in_transaction): Use block_in_transaction.
3078 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3080 Backported from mainline
3081 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3083 PR rtl-optimization/53589
3084 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3085 discovery even when e->dest != target. If any LABEL_REF points
3086 to e->dest label, redirect it to target's label.
3088 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3091 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3092 returns false, replace stmt with GIMPLE_NOP.
3093 (check_omp_nesting_restrictions): Instead of issuing warnings,
3094 issue errors and return false if any errors were reported.
3096 2012-06-14 Richard Guenther <rguenther@suse.de>
3098 * BASE-VER: Set to 4.7.2.
3099 * DEV-PHASE: Set to prerelease.
3101 2012-06-12 Christian Bruel <christian.bruel@st.com>
3104 * config/sh/sh.c (sh_option_override): Don't force
3105 flag_omit_frame_pointer and maccumulate_outgoing_args.
3106 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3108 2012-06-14 Release Manager
3110 * GCC 4.7.1 released.
3112 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3114 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3116 2012-06-13 Richard Henderson <rth@redhat.com>
3118 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3119 iterator instead of INT.
3121 2012-06-08 Richard Henderson <rth@redhat.com>
3124 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3125 note to a clobber insn when no other insn is available.
3127 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3130 * doc/invoke.texi (Wenum-compare): Update documentation.
3132 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3135 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3137 (altivec_stvlxl): Ditto.
3138 (altivec_stvrx): Ditto.
3139 (altivec_stvrxl): Ditto.
3141 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3144 * trans-mem.c (expand_block_edges): Do not skip the first
3145 statement when resetting the BB.
3147 2012-06-04 Richard Guenther <rguenther@suse.de>
3150 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3151 create new assembler names.
3153 2012-06-04 Richard Guenther <rguenther@suse.de>
3155 Backport from mainline
3156 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3159 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3160 larger than maxbits. Don't compute maxbits modulo align.
3161 Also check that unit bytes long store at bitpos / unit * unit
3162 doesn't affect bits beyond bitregion_end.
3163 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3164 would not fit into bitregion_start ... bitregion_end + 1 bit
3166 (store_split_bit_field): Decrease unit close to end of bitregion_end
3167 if access is restricted in order to avoid mutual recursion.
3169 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3171 Backport from 2012-06-04 mainline r188172
3174 * config/avr/avr-stdint.h: New file.
3175 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3178 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3180 PR tree-optimization/53550
3181 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3182 is POINTER_TYPE_P, use sizetype as step type instead of type.
3184 2012-06-04 Richard Guenther <rguenther@suse.de>
3185 Eric Botcazou <ebotcazou@adacore.com>
3187 Backport from mainline
3188 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3190 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3191 Change type of BITOFFSET to signed. Make sure the lower bound of
3192 the computed range is non-negative by adjusting OFFSET and BITPOS.
3193 (expand_assignment): Adjust call to get_bit_range.
3195 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3197 * expr.c (get_bit_range): Return the null range if the enclosing record
3198 is part of a larger bit field.
3200 2012-03-20 Richard Guenther <rguenther@suse.de>
3202 * stor-layout.c (finish_bitfield_representative): Fallback
3203 to conservative maximum size if the padding up to the next
3204 field cannot be computed as a constant.
3205 (finish_bitfield_layout): If we cannot compute the distance
3206 between the start of the bitfield representative and the
3207 bitfield member start a new representative.
3208 * expr.c (get_bit_range): The distance between the start of
3209 the bitfield representative and the bitfield member is zero
3210 if the field offsets are not constants.
3212 2012-03-16 Richard Guenther <rguenther@suse.de>
3214 * stor-layout.c (finish_bitfield_representative): Fall back
3215 to the conservative maximum size if we cannot compute the
3216 size of the tail padding.
3218 2012-03-14 Richard Guenther <rguenther@suse.de>
3220 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3221 * stor-layout.c (start_bitfield_representative): New function.
3222 (finish_bitfield_representative): Likewise.
3223 (finish_bitfield_layout): Likewise.
3224 (finish_record_layout): Call finish_bitfield_layout.
3225 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3226 for QUAL_UNION_TYPE fields.
3227 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3228 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3229 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3234 * expr.c (get_bit_range): Unconditionally extract bitrange
3235 from DECL_BIT_FIELD_REPRESENTATIVE.
3236 (expand_assignment): Adjust call to get_bit_range.
3238 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3241 * fold-const.c (fold_binary_loc): Refine previous change.
3243 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3245 Backport from mainline
3246 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3249 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3250 avoid going above orig insn. Update comments.
3252 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3254 Backport from mainline
3255 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3258 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3259 prologue for unwinder and profiler.
3261 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3263 Backport from mainline
3264 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3266 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3268 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3270 Backport from mainline
3271 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3273 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3274 DBX_REGISTER_NUMBER.
3276 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3278 Backport from mainline
3279 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3281 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3282 operand is CONST_INT. Take COSTS_N_INSNS into account.
3283 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3286 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3288 * config/avr/avr.opt (-msp8): Document it.
3289 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3291 2012-05-31 Richard Guenther <rguenther@suse.de>
3294 * expr.c (expand_assignment): Do not use movmisalign on
3297 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3300 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3301 (pa_section_type_flags): New.
3302 (pa_legitimate_constant_p): Revert previous change.
3304 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3306 Backport from mainline
3307 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3310 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3311 accessed indirectly.
3312 (ipa_tm_create_version): Same.
3314 2012-05-30 Jason Merrill <jason@redhat.com>
3317 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3318 about array compound literals.
3320 2012-05-30 Richard Guenther <rguenther@suse.de>
3323 * fold-const.c (fold_binary_loc): Make sure to call
3324 fold_plusminus_mult_expr with the original sign of operands.
3326 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3328 * explow.c (probe_stack_range): Restore simple control flow and stop
3329 again when the probe cannot be generated if HAVE_check_stack.
3331 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3333 PR rtl-optimization/53519
3334 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3335 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3337 2012-05-29 Richard Guenther <rguenther@suse.de>
3339 PR tree-optimization/53516
3340 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3342 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3344 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3346 Backport from mainline
3347 2012-05-28 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/53438
3350 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3352 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3354 Backport from mainline
3355 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3357 PR rtl-optimization/52528
3358 * combine.c (can_combine_p): Add setting of subst_low_luid
3359 before call to expand_field_assignment().
3361 2012-05-26 Martin Jambor <mjambor@suse.cz>
3363 Backport from mainline
3364 2012-05-23 Martin Jambor <mjambor@suse.cz>
3366 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3368 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3371 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3372 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3374 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3377 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3378 (ix86_expand_vec_perm): Use int mode instead of float.
3380 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3383 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3384 gnu_ld variables to yes.
3385 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3386 (HAVE_GNU_AS): Likewise.
3387 * config.in: Regenerate.
3388 * configure: Likewise.
3390 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3392 Backport from mainline
3393 2012-03-12 Richard Guenther <rguenther@suse.de>
3394 * config/arm/arm.c (neon_dereference_pointer): Do not call
3395 covert during RTL expansion.
3397 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3399 Backport from mainline
3400 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3403 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3404 relied on signed overflow behavior.
3406 2012-05-24 Richard Guenther <rguenther@suse.de>
3409 * tree-profile.c (tree_profiling): Cleanup the CFG if
3410 execute_fixup_cfg requests it.
3412 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3414 PR tree-optimization/53465
3415 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3416 vr0 into *vr, then vrp_meet that.
3417 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3418 have any equivalences.
3419 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3422 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3424 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3426 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3427 (iterative_hash_gimple_type): Adjust comment.
3428 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3429 domain for an array type instead of the domain type itself.
3431 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3433 Backport from 2012-05-23 mainline r187803
3436 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3437 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3440 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3442 Backport from 2012-05-03 mainline r187075
3444 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3445 has_fma4 for AMD processors with both fma3 and fma4 support.
3447 2012-05-22 Richard Guenther <rguenther@suse.de>
3449 PR tree-optimization/53408
3450 * tree-vect-loop.c (vectorizable_induction): Properly check
3451 the restriction that we cannot handle induction results from
3452 the inner loop outside of the outer loop.
3454 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3456 PR tree-optimization/53436
3457 * omp-low.c (omp_build_component_ref): New function.
3458 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3460 PR tree-optimization/53366
3461 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3462 tests if complex_numbers == 2, but there are non-complex number loads
3465 PR tree-optimization/53409
3466 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3467 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3469 PR tree-optimization/53410
3470 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3471 instead of build_int_cst (type, 0) where vector types might be
3474 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3477 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3478 from folded operands before wrapping another around the
3479 conditional expression.
3481 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3482 Patrick Marlier <patrick.marlier@gmail.com>
3484 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3487 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3489 Backport from mainline
3490 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3493 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3494 (UNSPECV_RDRAND): This.
3495 (rdrand<mode>_1): Updated.
3497 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3499 Backport from mainline
3500 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3502 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3503 RDRND, F16C and FSGSBASE.
3505 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3507 Backport from mainline
3508 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3510 * tree-ssa-pre.c (can_value_number_call): Delete.
3511 (compute_avail): Skip all statements with side effects.
3512 <GIMPLE_CALL>: Skip calls to internal functions.
3514 2012-05-18 David S. Miller <davem@davemloft.net>
3516 Backport r185385 from mainline
3517 2012-03-14 Richard Guenther <rguenther@suse.de>
3520 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3521 element type instead of mode, use build_vector_type_for_mode
3522 instead of the langhook, build a vector of proper signedness.
3523 (expand_vector_operations_1): Adjust.
3525 2012-05-18 Olivier Hainque <hainque@adacore.com>
3527 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3528 $(libsubdir) as libexecsubdir.
3530 2012-05-16 Andrew Pinski <apinski@cavium.com>
3532 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3535 2012-05-16 David S. Miller <davem@davemloft.net>
3537 * jump.c (delete_related_insns): If we remove a CALL, make sure
3538 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3540 2012-05-16 Richard Henderson <rth@redhat.com>
3543 * combine-stack-adj.c (prev_active_insn_bb): New.
3544 (next_active_insn_bb): New.
3545 (force_move_args_size_note): New.
3546 (combine_stack_adjustments_for_block): Use it.
3548 2012-05-16 Olivier Hainque <hainque@adacore.com>
3550 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3551 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3552 Add comments and improve stamp preservation across the whole sequence.
3553 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3555 2012-05-16 Richard Guenther <rguenther@suse.de>
3557 PR tree-optimization/53364
3558 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3559 detect a view-conversion of the decl.
3561 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3564 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3565 that operands[2] is either immediate, or q_regs_operand.
3567 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3569 Backport r187139 from mainline.
3570 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3572 PR rtl-optimization/52804
3573 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3574 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3575 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3576 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3577 RELOAD_FOR_OUTADDR_ADDRESS.
3579 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3582 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3583 generate target register for "load" class builtins.
3586 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3589 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3590 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3591 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3592 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3593 (<sse>_movu<ssemodesuffix>): New expander.
3594 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3595 (avx_movdqu<avxmodesuffix>): New expander.
3596 (*sse2_movdqu): Rename from sse2_movdqu.
3597 (sse2_movdqu): New expander.
3599 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3601 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3602 lineno 1 the same as lineno 0 before first start file directive.
3603 (optimize_macinfo_range): Likewise.
3605 * dwarf2out.c (have_macinfo): Define.
3606 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3607 attribute, don't force empty compilation unit and don't emit any
3608 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3610 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3612 Backport from mainline
3613 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3615 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3616 ORDERED and UNORDERED conditions.
3618 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3620 * function.c (requires_stack_frame_p): If the function can throw
3621 non-call exceptions, return true if the insn can throw internally.
3623 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3625 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3626 DECL_ORIGINAL_TYPE if it is present.
3628 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3630 Backport from 2012-05-12 mainline r187342.
3633 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3634 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3635 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3636 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3637 (expand_prologue): Move initialization of cfun->machine->is_naked,
3638 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3639 (avr_set_current_function): ...this new static function.
3640 (TARGET_SET_CURRENT_FUNCTION): New define.
3641 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3642 checking attributes of current_function_decl.
3643 (avr_regs_to_save): Ditto.
3644 (signal_function_p): Rename to avr_signal_function_p.
3645 (interrupt_function_p): Rename to avr_interrupt_function_p.
3647 * doc/extend.texi (Function Attributes): Better explanation of
3648 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3651 2012-05-09 Matthias Klose <doko@ubuntu.com>
3653 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3655 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3658 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3659 when a constant source operand matches an "I" constraint, the "no
3660 CC0 change" applies to a register-destination only, not a
3661 strict_low_part-destination.
3663 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3665 Backport from mainline:
3666 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3668 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3670 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3672 PR tree-optimization/53239
3673 * tree-vrp.c (get_value_range): Set VR of
3674 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3677 2012-05-07 Richard Guenther <rguenther@suse.de>
3679 PR tree-optimization/53195
3680 * tree-inline.c (setup_one_parameter): Properly add referenced
3681 vars from the parameters new known value.
3683 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3685 Backport from mainline:
3686 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3689 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3692 2012-05-04 Ian Lance Taylor <iant@google.com>
3694 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3695 values from false to NULL.
3697 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3699 Backport from mainline
3700 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3703 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3704 (TARGET_CMOV): Rename from TARGET_CMOVE.
3705 (TARGET_CMOVE): New define.
3706 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3707 Do not set TARGET_CMOVE here.
3709 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3711 Backport from mainline:
3713 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3715 PR tree-optimization/52633
3716 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3717 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3718 (vect_recog_over_widening_pattern): Remove handling of code that was
3719 already detected as over-widening pattern. Remove special handling
3720 of "unsigned" cases. Instead, support general case of conversion
3721 of the shift result to another type.
3723 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3725 * tree-vect-patterns.c (vect_single_imm_use): New function.
3726 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3727 (vect_recog_over_widening_pattern): Likewise.
3728 (vect_recog_widen_shift_pattern): Likewise.
3730 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3732 PR tree-optimization/52870
3733 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3734 presumed pattern statement is within the same loop or basic block.
3736 2012-05-04 Richard Guenther <rguenther@suse.de>
3738 * common.opt (flto-report): Do not mark as Optimization.
3740 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3743 * recog.c (constrain_operands): If extra constraints are present, also
3744 accept pseudo-registers with equivalent memory locations during reload.
3746 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3748 Backport from the mainline
3749 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3752 * config/rs6000/rs6000.md (bswapdi splitters): If
3753 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3754 default) is used, generate an alternate sequence that does not
3755 depend on using indexed addressing.
3757 2012-05-03 David S. Miller <davem@davemloft.net>
3760 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3761 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3762 (sparc_emit_float_lib_cmp): Likewise.
3764 2012-05-04 Martin Jambor <mjambor@suse.cz>
3766 Backport from mainline
3767 2012-05-02 Martin Jambor <mjambor@suse.cz>
3770 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3771 of a variable when the contect is a function.
3773 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3776 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3777 append program name to it and pass that as first argument
3778 to make_relative_prefix. Always pass standard_libexec_prefix
3779 as last argument to make_relative_prefix. If
3780 make_relative_prefix returns NULL, fall back to
3781 standard_libexec_prefix.
3784 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3788 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3789 mode, return that mode.
3791 2012-05-03 Richard Guenther <rguenther@suse.de>
3793 PR tree-optimization/53144
3794 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3796 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3797 with SSA name values.
3798 (vn_reference_lookup_3): Adjust callers.
3800 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3802 PR tree-optimization/53163
3803 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3804 return value from compute_all_dependences.
3806 PR rtl-optimization/53160
3807 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3808 has been modified by ree pass already.
3810 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3812 Backport from mainline
3813 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3816 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3817 calls to cgraph_node_name in xstrdup.
3818 (ipa_make_edge_direct_to_target): Ditto.
3819 * tree-sra.c (convert_callers_for_node): Ditto.
3820 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3821 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3822 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3823 (cgraph_materialize_all_clones): Ditto.
3824 * ipa-inline.c (report_inline_failed_reason): Ditto.
3825 (want_early_inline_function_p): Ditto.
3826 (edge_badness): Ditto.
3827 (update_edge_key): Ditto.
3828 (flatten_function): Ditto.
3829 (ipa_inline): Ditto.
3830 (inline_always_inline_functions): Ditto.
3831 (early_inline_small_functions): Ditto.
3833 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3835 Backport from mainline
3836 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3838 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3839 Introduce emul_name to select the right linker emulation for
3840 powerpc64-*-freebsd*.
3841 * configure: Regenerate.
3842 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3843 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3844 * config/rs6000/freebsd64.h: New file.
3845 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3847 (rs6000_savres_strategy): Likewise.
3848 (rs6000_savres_routine_name): Likewise.
3849 (rs6000_elf_file_end): Likewise.
3850 * config/rs6000/t-freebsd64: New file.
3851 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3852 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3854 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3856 Backport from mainline
3857 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3860 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3862 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3864 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3865 predicate to discriminate types.
3867 2012-04-27 Richard Guenther <rguenther@suse.de>
3870 * convert.c (convert_to_integer): Avoid infinite recursion for
3871 target-defined built-in types.
3873 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3876 * config/cris/cris.md ("*andhi_lowpart_v32")
3877 ("*andqi_lowpart_v32"): Change first input-only operand from
3878 a (match_operand ...) to (match_dup 0). Drop alternatives with
3879 const_int-matching constraints for redundancy.
3880 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3881 three-operand alternative.
3883 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3885 Backport from mainline
3886 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3888 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3889 (*addsi_2_zext): Ditto.
3890 (*add<mode>_3): Ditto.
3891 (*addsi_3_zext): Ditto.
3892 (*add<mode>_5): Ditto.
3894 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3897 * c-typeck.c (set_nonincremental_init,
3898 set_nonincremental_init_from_string): Pass true instead of false
3899 as IMPLICIT to add_pending_init.
3901 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3903 Backport from 2012-04-24 mainline r186768.
3906 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3908 2012-04-24 Richard Guenther <rguenther@suse.de>
3910 PR tree-optimization/53085
3911 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3914 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3917 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3919 (output_addressed_constants): Likewise.
3922 * varasm.c (get_section): Don't ICE for section conflicts with
3923 built-in section kinds.
3925 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3927 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3929 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3931 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3933 2012-04-23 Richard Guenther <rguenther@suse.de>
3936 * c-typeck.c (build_binary_op): Fix typo.
3938 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3940 PR tree-optimizations/52891
3941 * tree-vect-patterns.c (adjust_bool_pattern): Use
3942 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3943 but with non-standard precision.
3945 2012-04-22 Ian Lance Taylor <iant@google.com>
3947 * godump.c (go_output_typedef): Dump size of structs.
3949 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3951 Backport from mainline:
3953 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3954 hints for 'A' operand types.
3956 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3958 Backport from 2012-04-19 mainline r186588.
3961 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3962 the case *(X+const).
3964 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3966 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3968 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3971 * config/i386/sync.md (atomic_<code><mode>): Rename to
3972 atomic_<logic><mode>.
3974 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3976 Backport from mainline
3977 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3980 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3981 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3982 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3983 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3984 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3985 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3986 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3987 gen_avx2_permvarv8sf.
3989 2012-04-16 Martin Jambor <mjambor@suse.cz>
3991 Backported from mainline
3993 2012-04-13 Martin Jambor <mjambor@suse.cz>
3996 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3997 fold_ctor_reference returns a zero constant.
3999 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4001 Backported from mainline
4002 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4004 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4005 and __ILP32__ for x32.
4007 2012-04-13 Tom de Vries <tom@codesourcery.com>
4009 Backport from mainline r186418.
4011 2012-04-13 Tom de Vries <tom@codesourcery.com>
4013 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4014 parameters vuse and vuse_escaped.
4015 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4016 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4019 2012-04-13 Richard Guenther <rguenther@suse.de>
4021 PR tree-optimization/52969
4022 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4023 the condition for the COND_EXPR and handle predicate negation
4024 by swapping the COND_EXPR arms.
4026 2012-04-13 Richard Guenther <rguenther@suse.de>
4029 * convert.c (convert_to_pointer): Remove special-casing of
4032 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4034 Backport from mainline
4035 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4038 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4039 the list of options to enable the FCFID instruction.
4040 (TARGET_EXTRA_BUILTINS): Adjust comment.
4042 2012-04-12 Richard Guenther <rguenther@suse.de>
4044 PR tree-optimization/52943
4045 * tree-chrec.h (chrec_is_positive): Remove.
4046 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4047 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4048 Return false for a constant zero instead of negative.
4049 (analyze_siv_subscript_cst_affine): Handle zero difference
4050 in the initial condition explicitely.
4052 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4055 * varasm.c (process_pending_assemble_externals): Set
4056 pending_assemble_externals_processed true.
4057 (assemble_external): Call assemble_external_real if the pending
4058 assemble externals have been processed.
4060 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4063 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4064 the DECL generated for the special GOT helper.
4066 2012-04-06 Walter Lee <walt@tilera.com>
4068 Backport from mainline
4069 2012-03-07 Walter Lee <walt@tilera.com>
4071 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4072 REG_CFA_* notes for the stack pointer.
4073 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4074 EH_RETURN_STACKADJ_RTX.
4075 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4076 generate REG_CFA_* notes for the stack pointer.
4077 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4078 by EH_RETURN_STACKADJ_RTX.
4080 2012-04-06 Matt Turner <mattst88@gmail.com>
4082 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4084 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4086 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4087 of the destination isn't also a FP_REGS register.
4089 2012-04-03 Richard Guenther <rguenther@suse.de>
4091 Backport from mainline
4092 2012-03-02 Richard Guenther <rguenther@suse.de>
4094 PR tree-optimization/52406
4095 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4096 (struct indices): Add unconstrained_base member.
4097 (struct dr_alias): Remove unused vops member.
4098 (DR_UNCONSTRAINED_BASE): New define.
4099 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4100 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4101 be an artificial access that covers the whole indexed object,
4102 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4103 plain decl base-objects to their MEM_REF variant.
4104 (dr_may_alias_p): When the base-object of either data reference
4105 has unknown size use only points-to information.
4106 (compute_affine_dependence): Make dumps easier to read and
4108 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4109 DR_REF when looking for packed references.
4110 (vect_supportable_dr_alignment): Likewise.
4112 2012-04-03 Richard Guenther <rguenther@suse.de>
4114 Backport from mainline
4115 2012-03-15 Richard Guenther <rguenther@suse.de>
4118 * tree-data-ref.c (subscript_dependence_tester_1): Check
4119 all dimensions for non-conflicting access functions.
4121 2012-04-03 Richard Guenther <rguenther@suse.de>
4123 Backport from mainline
4124 2012-03-06 Richard Guenther <rguenther@suse.de>
4127 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4129 2012-03-23 Richard Guenther <rguenther@suse.de>
4131 PR tree-optimization/52678
4132 * tree-vectorizer.h (struct _stmt_vec_info): Add
4133 loop_phi_evolution_part member.
4134 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4135 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4136 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4137 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4138 Use the cached evolution part and the PHI nodes value from
4139 the loop preheader edge instead of re-analyzing the evolution.
4141 2012-03-26 Richard Guenther <rguenther@suse.de>
4143 PR tree-optimization/52701
4144 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4145 compute and set the evolution part of PHI nodes.
4147 2012-03-30 Richard Guenther <rguenther@suse.de>
4149 PR tree-optimization/52754
4150 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4151 propagate arbitrary addresses into really plain dereferences.
4153 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4155 PR tree-optimization/52835
4156 * tree-data-ref.c (build_rdg): Return NULL if
4157 compute_data_dependences_for_loop failed.
4159 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4161 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4162 (stmt_can_make_abnormal_goto): Use it.
4163 (is_ctrl_altering_stmt): Likewise.
4165 2012-03-31 Martin Jambor <mjambor@suse.cz>
4167 Backported from mainline
4168 2012-03-30 Martin Jambor <mjambor@suse.cz>
4170 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4171 is a builtin_stack_save in a dominating BB.
4173 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4175 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4176 crossing 128bit lane boundary.
4178 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4180 Backported from mainline
4181 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4184 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4186 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4187 * config/i386/i386.c: Include reload.h.
4188 (ix86_legitimize_reload_address): New function.
4190 2012-03-28 Martin Jambor <mjambor@suse.cz>
4192 Backported from mainline
4193 2012-03-27 Martin Jambor <mjambor@suse.cz>
4196 * tree-sra.c (sra_modify_assign): Do not call
4197 load_assign_lhs_subreplacements when working with an unscalarizable
4200 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4203 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4204 __builtin_va_start to __builtin_next_arg if the latter is
4205 builtin_decl_explicit_p rather than when it is not.
4208 * tree-vect-generic.c (vector_element): Perform multiplication
4209 for pos in bitsizetype type instead of idx type.
4211 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4213 Backport from 2012-03-28 mainline r185910.
4216 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4217 (avr_builtin_decl): New static function.
4218 (struct avr_builtin_description, avr_bdesc): Move up.
4219 Add GTY marker. Add field fndecl. Remove redundant field id.
4220 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4221 (avr_expand_builtin): Code cleanup because .id is removed.
4223 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4226 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4229 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4231 Backport from 2012-03-28 mainline r185907.
4234 * config.gcc (tm_file): Remove avr/multilib.h.
4236 * doc/invoke.texi (AVR Options): Adjust
4237 documentation of -mtiny-stack.
4239 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4240 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4241 * config/avr/t-avr: Remove generation of multilib.h.
4242 * config/avr/t-multilib: Regenerate.
4243 * config/avr/multilib.h: Remove.
4244 * config/avr/avr.opt (-msp8): New option.
4245 (avr_sp8): New variable.
4246 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4247 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4248 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4249 (avr_device_to_sp8): New prototype.
4250 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4251 (DRIVER_SELF_SPECS): New define.
4252 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4253 __AVR_SP8__, __AVR_HAVE_SPH__.
4254 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4255 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4256 (avr_file_start): Ditto.
4258 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4261 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4262 instead of 8 in adjust_address.
4264 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4266 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4267 of a unit before computing the offset in units.
4269 2012-03-27 Richard Guenther <rguenther@suse.de>
4272 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4275 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4278 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4280 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4283 * varasm.c: Include pointer-set.h.
4284 (pending_assemble_externals_set): New pointer set.
4285 (process_pending_assemble_externals): Destroy the pointer set.
4286 (assemble_external): See if decl is in pending_assemble_externals_set,
4287 and add it to pending_assemble_externals if necessary.
4288 (init_varasm_once): Allocate pending_assemble_externals_set.
4290 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4292 Backported from mainline
4293 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4296 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4297 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4298 (vector_ltgt<mode>): Likewise.
4299 (vector_ordered<mode>): Likewise.
4300 (vector_unordered<mode>): Likewise.
4301 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4303 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4305 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4308 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4310 Backported from mainline
4311 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4315 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4316 GENERAL_REGS and FP_REGS for SImode.
4318 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4321 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4322 on any new_local_var_chain vars declared during recursing on
4323 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4325 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4327 Backport from 2012-03-22 mainline r185692.
4330 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4331 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4332 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4333 (delay_cycles_1, delay_cycles_2): Ditto.
4334 (delay_cycles_3, delay_cycles_4): Ditto.
4335 (nopv, *nopv): Ditto.
4336 (sleep, *sleep): Ditto.
4339 Backport from 2012-03-21 mainline r185605.
4341 PR rtl-optimization/52543
4343 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4344 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4345 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4346 (avr_load_libgcc_p): Restrict to __flash loads.
4347 (avr_out_lpm): Only handle 1-byte loads from __flash.
4348 (avr_load_lpm): New function.
4349 (avr_find_unused_d_reg): Remove.
4350 (avr_out_lpm_no_lpmx): Remove.
4351 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4352 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4353 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4354 (load_<mode>, load_<mode>_clobber): New insns.
4355 (mov<mode>): For multi-byte move from non-generic
4356 16-bit address spaces: Expand to load_<mode> resp.
4357 load_<mode>_clobber.
4358 (load<mode>_libgcc): Remove expander.
4359 (split-lpmx): Remove split.
4361 Backport from 2012-03-13 mainline r185329.
4364 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4365 offset (size) to a value the insns can deal with.
4366 (expand_epilogue): Ditto.
4368 Backport from 2012-03-12 mainline r185256.
4371 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4372 type from reg_class_t to enum reg_class.
4373 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4375 Backport from 2012-03-12 mainline r185253.
4378 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4379 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4380 r184615 from 2012-02-28.
4382 Backport from 2012-03-08 mainline r185105.
4384 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4385 for constants in [-63,63].
4387 Backport from 2012-03-08 mainline r185100.
4390 * config/avr/avr.c (avr_mem_clobber): New static function.
4391 (avr_expand_delay_cycles): Add memory clobber operand to
4392 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4393 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4394 (enable_interrupt, disable_interrupt): New expander.
4395 (nopv, sleep, wdr): New expanders.
4396 (delay_cycles_1): Add memory clobber.
4397 (delay_cycles_2): Add memory clobber.
4398 (delay_cycles_3): Add memory clobber.
4399 (delay_cycles_4): Add memory clobber.
4400 (cli_sei): New insn from former "enable_interrupt",
4401 "disable_interrupt" with memory clobber.
4402 (*wdt): New insn from former "wdt" with memory clobber.
4403 (*nopv): Similar, but for "nopv".
4404 (*sleep): Similar, but for "sleep".
4406 Backport from 2012-03-07 mainline r185043.
4409 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4411 Backport from 2012-03-07 mainline r185032.
4414 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4415 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4416 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4418 Backport from 2012-03-07 mainline r185031.
4421 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4423 * config/avr/avr.md (xload_8): Adjust insn length.
4425 Backport from 2012-03-07 mainline r185030.
4428 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4429 if RAMPZ affects reading from RAM.
4431 Backport from 2012-03-05 mainline r184919.
4433 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4435 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4437 Backport from mainline r185259.
4440 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4441 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4443 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4445 Backported from mainline
4446 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4449 * c-parser.c (c_parser_postfix_expression)
4450 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4452 * config/i386/smmintrin.h: Avoid /* within a comment.
4453 * config/i386/nmmintrin.h: Likewise.
4455 2012-03-22 Richard Guenther <rguenther@suse.de>
4457 * BASE-VER: Set to 4.7.1.
4458 * DEV-PHASE: Set to prerelease.
4460 2012-03-22 Release Manager
4462 * GCC 4.7.0 released.
4464 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4466 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4468 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4469 Andrew Pinski <apinski@cavium.com>
4472 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4473 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4474 calls instead of __builtin_ir{int,ound}*.
4476 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4479 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4482 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4484 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4485 Refer to GCC 4.7 version of c99status.html.
4487 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4489 Backport from mainline
4490 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4492 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4493 redefine to be NULL if the current bit-size is different from the
4494 configured bit-size.
4496 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4497 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4498 set the default tuning. Add asserts to make sure the cpu and tune
4499 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4500 test whether the index is set, instead of > 0.
4501 (rs6000_file_start): Do not reset the default cpu if the current
4502 bit-size is different from the configured bit-size.
4504 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4506 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4508 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4509 Update binutils references.
4510 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4511 Update binutils reference.
4512 Update Sun as/GNU ld caveat.
4513 Document binutils largefile requirement for LTO plugin.
4514 Remove reference to alternate libpthread.
4516 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4518 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4520 (Specific, mips-sgi-irix6): Likewise.
4522 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4524 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4525 * configure: Regenerate.
4527 2012-03-07 Richard Henderson <rth@redhat.com>
4529 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4530 * config/m68k/sync.md (atomic_test_and_set): Use it.
4531 (atomic_test_and_set_1): Likewise.
4533 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4536 * Makefile.in: Let install-gcc-ar depend on installdirs,
4537 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4538 Don't double canonicalize if cross-compiling.
4540 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4542 * trans-mem.c: New typedef for tm_region_p.
4543 Define vector types for tm_region_p.
4544 (tm_region_init): Replace region_worklist to a vector called
4547 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4550 * trans-mem.c (tm_region_init): Use last_basic_block.
4552 2012-03-05 Richard Henderson <rth@redhat.com>
4555 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4556 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4557 BIGGEST_ALIGNMENT is aligned.
4559 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4561 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4563 2012-03-05 Richard Henderson <rth@redhat.com>
4566 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4567 instead of calling negqi2 directly.
4569 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4571 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4572 (INTMAX_TYPE): Use it.
4573 (UINTMAX_TYPE): Likewise.
4574 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4575 (irix6_c_common_override_options): Declare.
4576 (C_COMMON_OVERRIDE_OPTIONS): Define.
4577 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4578 * config/mips/irix6-c.c: New file.
4579 * config/mips/t-irix6 (irix6-c.o): New target.
4580 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4583 2012-03-02 Richard Henderson <rth@redhat.com>
4585 * optabs.c (expand_atomic_test_and_set): Honor
4586 atomic_test_and_set_trueval even when atomic_test_and_set
4587 optab is not in use.
4589 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4591 Backport from mainline
4592 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4594 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4596 2012-03-02 Richard Guenther <rguenther@suse.de>
4598 * DEV-PHASE: Set to prerelease.
4600 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4602 * config.gcc (obsolete): Add all ARM targets using the FPA.
4603 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4604 * doc/install.texi: Avoid references to obsolete ARM ports.
4606 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4608 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4610 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4611 Joern Rennecke <joern.rennecke@embecosm.com>
4613 * doc/extend.texi: Expand and update information on interrupt
4614 attribute for Epiphany.
4616 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4618 * config/sh/sh-protos.h: Update copyright notice dates.
4619 * config/sh/sh.h: Likewise.
4620 * config/sh/sh.md: Likewise.
4621 * config/sh/constraints.md: Likewise.
4622 * config/sh/predicates.md: Likewise.
4624 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4626 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4627 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4629 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4631 * config/sh/constraints.md: Fix comment typo.
4633 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4636 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4637 unsigned HOST_WIDE_INT.
4638 (zvdep_imm64): Likewise.
4639 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4640 (vdepi_and): Likewise.
4641 Likewise for unamed 64-bit patterns.
4642 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4644 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4647 PR rtl-optimization/52417
4648 * cselib.c (cselib_any_perm_equivs): New variable.
4649 (cselib_reset_table): Check that it's not set when not
4650 preserving constants.
4651 (cselib_add_permanent_equiv): Set it.
4652 (cselib_have_permanent_equivalences): New.
4653 (cselib_init, cselib_finish): Reset it.
4654 * cselib.h (cselib_have_permanent_equivalences): Declare.
4655 * alias.c (get_addr): Restore earlier behavior when there
4656 aren't permanent equivalences.
4658 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4660 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4661 * config/v850/v850-modes.def: Fix copyright notice.
4663 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4665 * doc/extend.texi (AVR Built-in Functions): Document
4666 __builtin_avr_flash_segment.
4668 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4669 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4670 (*split.flash_segment): New insn-and-split.
4671 * config/avr/avr.c (avr_init_builtins): Add local variables:
4672 const_memx_void_node, const_memx_ptr_type_node,
4673 char_ftype_const_memx_ptr.
4675 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4677 PR tree-optimization/52445
4678 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4679 add ssa_name_ver, offset and size fields and change store field
4681 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4682 (add_or_mark_expr): Likewise. Only consider previous stores
4683 with the same size and offset.
4684 (nt_init_block): Only look at gimple_assign_single_p stmts,
4685 doesn't look at rhs2.
4687 2012-03-01 Richard Guenther <rguenther@suse.de>
4690 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4691 conversions from integral types to pointer types.
4693 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4695 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4696 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4697 unintentionally removed in r184616.
4699 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4701 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4704 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4705 Uros Bizjak <ubizjak@gmail.com>
4708 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4709 alternatives, add "e" constraint to the new last alternative
4710 and ! to last 3 alternatives.
4712 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4714 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4715 DW_AT_artificial attributes at the end of the processing.
4716 (gen_array_type_die): Likewise.
4717 (gen_enumeration_type_die): Likewise.
4718 (gen_struct_or_union_type_die): Likewise.
4719 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4722 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4725 * expr.c (expand_assignment): If doing misaligned store that doesn't
4726 cover all mode bits, perform a RMW cycle.
4728 PR tree-optimization/52429
4729 * tree-parloops.c (separate_decls_in_region_debug): Return early
4730 if var is LABEL_DECL.
4732 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4734 PR tree-optimization/52424
4735 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4736 calling dom_thread_across_edge.
4738 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4740 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4742 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4744 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4745 * config/avr/avr.c (avr_output_bld): Remove unused function.
4746 (avr_out_sbxx_branch): Use "%T" to print bit position.
4748 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4750 * config/avr/avr.md: Untabify.
4752 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4754 * config/avr/avr.md (eqne): New code iterator.
4755 (*dec-and-branchsi): Use it in text peephole's condition.
4756 (*dec-and-branchhi): Ditto.
4757 (*dec-and-branchqi): Ditto.
4759 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4762 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4763 the device does not have the skip-bug.
4765 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4767 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4768 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4769 -mpretend-cmove): New.
4771 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4774 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4775 doesn't count DEBUG_INSN refs.
4776 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4777 for DEBUG_INSN refs.
4779 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4783 2012-02-20 Richard Guenther <rguenther@suse.de>
4784 PR tree-optimization/52298
4785 * tree-vect-stmts.c (vectorizable_load): Properly use
4786 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4789 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4792 * gimple.h (gimple_in_transaction): New.
4793 (gimple_set_in_transaction): New.
4794 (struct gimple_statement_base): Add in_transaction field.
4795 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4797 (tree_ssa_lim_initialize): Compute transaction bits.
4798 * tree.h (compute_transaction_bits): Protoize.
4799 * trans-mem.c (tm_region_init): Use the heap to store BB
4801 (compute_transaction_bits): New.
4803 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4805 * gcc.c (display_help): Document --help=common and sort entries
4808 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4810 * doc/install.texi: Document check-$LANG specific shortcuts
4812 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4815 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4817 * config/arm/arm_neon.h: Regenerate.
4818 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4819 (neon_vcgeu): New insn.
4820 (neon_vcgtu): Likewise.
4821 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4822 (ops): Unsigned comparison intrinsics call a different
4825 2012-02-28 Richard Guenther <rguenther@suse.de>
4828 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4829 ordering for the VEC_CONCAT for two element vectors for
4830 V2SFmode, V2SImode and V2DImode.
4832 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4835 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4836 detecting big-endian triplets.
4838 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4840 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4841 mode if there is no type information available.
4843 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4845 PR tree-optimization/53207
4846 * doc/invoke.texi: Document as experimental and relying on graphite.
4848 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4850 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4851 of initializer to changes from r184614.
4853 2012-02-28 Richard Guenther <rguenther@suse.de>
4855 PR tree-optimization/52395
4856 * tree-sra.c (build_ref_for_offset): Also look at the base
4857 TYPE_ALIGN when figuring out the alignment of the replacement.
4859 2012-02-28 Richard Guenther <rguenther@suse.de>
4861 PR tree-optimization/52402
4862 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4863 mis-aligned types when creating the accesses at the call site.
4865 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4867 * config/avr/builtins.def: New file.
4868 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4869 * config/avr/avr.c (enum avr_builtin_id): Use it.
4870 (avr_init_builtins): Use it. And use avr_bdesc.
4871 (bdesc_1arg): Remove.
4872 (bdesc_2arg): Remove.
4873 (bdesc_3arg): Remove.
4874 (struct avr_builtin_description): Add field n_args.
4875 (avr_bdesc): New static variable using builtins.def.
4876 (avr_expand_builtin): Use it.
4877 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4878 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4879 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4881 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4884 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4885 match only one single hard register with respective hard reg rtx.
4886 (movmemx_<mode>): Ditto.
4887 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4888 insn anatomy of movmem[x]_<mode>.
4889 (avr_out_movmem): Same for printing assembler and operand usage.
4891 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4895 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4896 address spaces located outside of device flash.
4898 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4899 (mcu_type_s): Add field n_flash.
4900 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4901 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4902 (AVR_MCU): Add N_FLASH argument.
4903 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4904 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4905 macro __FLASH<n> if that address space makes sense for the device.
4906 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4907 outside of target flash.
4908 (avr_asm_named_section): Ditto.
4909 (avr_asm_select_section): Ditto.
4910 (avr_addr_space_convert): Ditto.
4911 (avr_emit_movmemhi): Ditto.
4912 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4913 address space is outside of device flash.
4914 (avr_insert_attributes): Ditto.
4915 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4916 avr_current_arch->n_segments.
4918 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4921 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4923 (*movabs<mode>_2): Likewise.
4925 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4928 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4929 s_register_operand in the test instead of REG_P. Don't call
4930 gen_reg_rtx if it won't be used.
4932 PR tree-optimization/52376
4933 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4935 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4937 * ifcvt.c (noce_get_condition): Check condition variable is not
4938 small_register_classes_for_mode_p before accepting.
4940 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4942 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4944 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4947 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4948 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4950 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4952 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4954 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4956 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4958 * config/sh/predicates.md: Remove blank lines.
4959 * config/sh/sh.c: Fix typos in comments.
4960 * config/sh/constraints.md: Likewise.
4961 * config/sh/sh.md: Remove blank lines.
4962 Fix typos in comments. Use ;; as comment characters.
4964 2012-02-26 Walter Lee <walt@tilera.com>
4966 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4967 (replace_mov_pcrel_step2): Ditto.
4969 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4972 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4973 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4974 and locs that reference values newer than the non-canonical value
4975 at hand. Return the canonical value as a worst case.
4976 (memrefs_conflict_p): Walk canonical value's locs.
4979 * cselib.c (preserve_only_constants): Rename to...
4980 (preserve_constants_and_equivs): ... this. Split out...
4981 (invariant_or_equiv_p): ... this. Preserve plus expressions
4982 of other preserved expressions too.
4983 (cselib_reset_table): Adjust.
4984 * var-tracking.c (reverse_op): Use canonical value to build
4987 2012-02-23 Kai Tietz <ktietz@redhat.com>
4989 * config/i386/i386.c (ix86_delegitimize_address): Handle
4990 UNSPEC_PCREL plus displacement.
4992 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4995 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4996 to test for unusedness in st X addressing.
4998 2012-02-24 Richard Guenther <rguenther@suse.de>
5001 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5002 (is_gimple_reg_type): Move inline ...
5003 * gimple.h (is_gimple_reg_type): ... here.
5005 2012-02-24 Richard Guenther <rguenther@suse.de>
5008 * passes.c (execute_function_todo): When verifying SSA form
5009 verify gimple form first.
5010 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5012 2012-02-24 Richard Guenther <rguenther@suse.de>
5015 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5016 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5018 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5020 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5022 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5024 * tree-phinodes.c (make_phi_node): Mark static.
5025 * tree-flow.h (make_phi_node): Remove extern decl.
5026 * doc/gimple.texi (make_phi_node): Remove documentation.
5028 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5030 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5031 * tree-ssa-sccvn.c (print_scc): Ditto.
5033 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5035 * doc/passes.texi (Full redundancy elimination): Fix typo.
5037 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5039 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5041 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5044 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5046 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5049 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5051 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5053 * config/avr/avr.md (code_stdname): Add ior, xor.
5054 (xior): New code iterator.
5055 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5056 (*<code_stdname><mode>qi.byte1-3): Ditto.
5058 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5060 PR tree-optimization/52019
5061 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5064 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5066 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5067 HAVE_INITFINI_ARRAY to work around namespace pollution in
5068 certain versions of newlib system headers.
5069 * config.in: Regenerate.
5070 * configure: Regenerate.
5071 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5072 instead of HAVE_INITFINI_ARRAY.
5074 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5077 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5078 is not offsettable memory reference.
5080 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5083 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5084 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5086 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5088 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5089 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5091 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5093 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5094 library on Solaris 8 even without TLS support.
5095 * configure: Regenerate.
5097 2012-02-22 Richard Guenther <rguenther@suse.de>
5100 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5101 for GIMPLE_DEBUG stmts.
5103 2012-02-22 Martin Jambor <mjambor@suse.cz>
5106 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5107 according to the base object.
5109 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5111 PR rtl-optimization/50063
5112 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5113 and 2 (8-bit SP) in operand 2.
5114 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5115 setup to use movhi_sp_r instead of vanilla move to write SP.
5116 Adjust REG_CFA notes to superseed unspec.
5117 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5119 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5120 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5121 irq_state 1 (IRQ known to be on) here.
5123 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5125 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5127 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5128 assign_hard_reg): Likewise.
5130 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5132 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5134 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5137 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5138 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5140 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5142 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5143 prototype from here to...
5144 * config/avr/avr.h: ...here.
5146 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5149 * thumb2.md (thumb2_shiftsi3_short): Split register and
5150 immediate shifts. For register shifts tie operands 0 and 1.
5151 (peephole2 for above): Check that register-controlled shifts
5152 have suitably tied operands.
5154 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5157 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5158 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5159 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5160 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5161 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5162 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5163 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5164 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5165 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5166 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5167 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5168 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5169 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5170 bdver1_ssevector_avx256_unaligned_load,
5171 bdver1_ssevector_sse128_unaligned_load,
5172 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5173 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5174 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5175 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5176 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5177 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5178 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5179 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5180 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5181 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5182 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5183 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5184 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5185 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5186 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5187 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5188 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5189 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5190 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5191 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5192 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5193 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5194 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5195 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5196 bdver1_ssediv_double_load, bdver1_ssediv_double,
5197 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5198 Add "bdver2" attribute.
5200 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5202 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5203 default if possible and not specified otherwise.
5205 2012-02-21 Richard Guenther <rguenther@suse.de>
5208 * gimplify.c (create_tmp_from_val): Use the main variant type
5209 for the type of the temporary we create.
5211 2012-02-21 Richard Guenther <rguenther@suse.de>
5213 PR tree-optimization/52324
5214 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5215 do not gimplify a MEM_REF address operand if it is already
5218 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5220 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5221 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5223 2012-02-21 Richard Guenther <rguenther@suse.de>
5225 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5226 nested_in_vect_loop.
5228 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5230 PR tree-optimization/52318
5231 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5232 vdef also to non-pure/const call stmts in the sequence.
5234 2012-02-20 David S. Miller <davem@davemloft.net>
5236 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5237 don't use the "rd %pc" instruction on v9 for PIC register loads.
5239 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5242 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5243 in a transaction safe function.
5245 2012-02-20 Kai Tietz <ktietz@redhat.com>
5248 * stor-layout.c (place_field): Handle desired_align for
5251 2012-02-20 Richard Guenther <rguenther@suse.de>
5253 PR tree-optimization/52298
5254 * tree-vect-stmts.c (vectorizable_store): Properly use
5255 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5257 (vectorizable_load): Likewise.
5258 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5259 Access DR_STEP after ensuring it is not NULL.
5261 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5263 PR tree-optimization/52286
5264 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5265 optimization use double_int_to_tree instead of build_int_cst_wide,
5266 rewrite to use double_int vars.
5268 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5271 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5273 Remove -e 0 from $gcc_cv_ld invocation.
5274 Only use __GLIBC_PREREQ if defined.
5275 Enable on Solaris since Solaris 8 patch.
5276 (gcc_SUN_LD_VERSION): New macro.
5277 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5278 gcc_SUN_LD_VERSION for version number format.
5279 * configure: Regenerate.
5280 * varasm.c (get_elf_initfini_array_priority_section): Set
5281 SECTION_NOTYPE for non-default priority.
5282 Use get_section instead of get_unnamed_section to emit
5283 .init_array/.fini_array with default priority.
5285 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5287 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5288 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5289 (mips_start_unique_function, mips_output_mips16_rdhwr)
5290 (mips_code_end): New functions.
5291 (TARGET_ASM_CODE_END): Define.
5293 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5295 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5296 to stubs with non-sibling calls.
5298 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5300 * doc/invoke.texi (-fira-* options): Copy-edit.
5301 (ira-* parameters): Copy-edit.
5303 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5305 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5306 GCC coding conventions.
5308 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5310 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5311 when used as adjectives.
5313 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5315 * doc/invoke.texi: Clean up "that"/"which" confusion.
5317 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5319 * system.h: Poison SMALL_REGISTER_CLASSES
5320 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5321 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5323 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5325 PR tree-optimization/52285
5326 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5327 when deciding if a call is a tail call or tail recursion.
5329 2012-02-16 Kai Tietz <ktietz@redhat.com>
5331 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5332 interger-constant displacement for UNSPEC_PCREL.
5334 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5336 PR rtl-optimization/52208
5337 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5338 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5340 PR tree-optimization/52255
5341 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5342 loop->header has virtual PHI, but exit_e->dest doesn't, add
5343 virtual PHI to exit_e->dest and adjust all uses after the loop.
5346 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5347 children with clone_tree_hash, not after it.
5349 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5351 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5352 extended identifiers.
5354 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5357 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5358 a same_body_alias, also test whether e->callee isn't a former
5359 or current clone of the decl this is a same body alias of.
5361 PR translation/52264
5362 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5364 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5366 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5368 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5371 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5372 force_reg instead of copy_to_reg for better optimization. Force
5373 non-register or memory operands into a register.
5375 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5377 * extend.texi: Reserve upper bits of memory model for future use.
5379 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5380 Anatoly Sokolov <aesok@post.ru>
5381 Eric Weddington <eric.weddington@atmel.com>
5384 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5385 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5386 Rewrite initializers for .macro.
5387 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5388 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5389 atxmega32d4, atxmega32x1.
5390 avrxmega4: atxmega64a3, atxmega64d3.
5391 avrxmega5: atxmega64a1, atxmega64a1u.
5392 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5393 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5394 avrxmega7: atxmega128a1, atxmega128a1u.
5395 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5396 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5397 (struct base_arch_s): Rename reserved to xmega_p.
5398 Rename reserved2 to have_rampd.
5399 (AVR_XMEGA): New define.
5400 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5401 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5402 * config/avr/predicates.md (io_address_operand): Take into
5404 (low_io_address_operand): Ditto.
5405 (high_io_address_operand): Ditto.
5406 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5407 (enabled, movhi_sp_r): Use them.
5408 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5409 cpp_define_formatted to built-in define __AVR_ARCH__.
5410 (__AVR_XMEGA__): New built-in define.
5411 (__AVR_HAVE_RAMPD__): New built-in define.
5412 (__AVR_HAVE_RAMPX__): New built-in define.
5413 (__AVR_HAVE_RAMPY__): New built-in define.
5414 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5416 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5417 (avr_option_override): Initialize them.
5418 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5419 (avr_init_expanders): Initialize them. No more block several calls.
5420 (emit_push_sfr): New static function.
5421 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5423 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5424 (avr_print_operand): Print addreeses as symbols for
5425 RAMPX, RAMPY, RAMPD, CCP.
5426 (output_movhi): Handle AVR_XMEGA when writing to SP.
5427 (avr_out_movhi_mr_r_xmega): New static function.
5428 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5429 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5430 __RAMPD__, __CCP__ as needed.
5432 * config/avr/multilib.h: Regenerate.
5433 * config/avr/t-multilib: Regenerate.
5434 * config/avr/avr-tables.opt: Regenerate.
5436 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5438 PR tree-optimization/50561
5439 * graphite-flattening.c (lst_project_loop): Do not
5440 remove old scattering dimensions after flattening.
5441 (lst_do_flatten): Likewise.
5443 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5445 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5446 __builtin_avr_map8, __builtin_avr_map16.
5447 Document __builtin_avr_insert_bits.
5449 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5450 (insert_bits): New insn.
5451 (adjust_len.map_bits): Rename to insert_bits.
5452 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5453 * avr-protos.h (avr_out_map_bits): Remove.
5454 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5455 * config/avr/constraints.md (Cxf,C0f): New.
5456 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5457 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5458 New built-in define __BUILTIN_AVR_INSERT_BITS.
5459 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5460 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5461 (avr_move_bits): Rewrite.
5462 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5464 (avr_map_op_t): New typedef.
5465 (avr_map_op): New static variable.
5466 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5467 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5468 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5469 (bdesc_3arg, avr_expand_triop_builtin): New.
5470 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5471 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5472 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5473 (avr_map_equal_p, avr_map_sig_p): Remove.
5474 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5475 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5476 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5477 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5478 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5479 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5481 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5483 * config/c6x/c6x.md (reserve_cycles): New attribute.
5484 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5485 don't reserve functional units after the branch occurs.
5487 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5490 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5491 functions into non-tm_pure functions.
5493 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5496 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5497 (iterative_hash_canonical_type): Likewise.
5498 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5501 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5503 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5504 sched-group insn, it either remains alone or the entire list is pruned.
5506 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5508 * doc/install.texi (Prerequisites): Fix grammar.
5509 (Configuration): Likewise.
5511 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5513 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5514 MPC as part of GCC before describing configuring with --with-gmp etc.
5515 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5516 sources are present.
5518 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5521 * dwarf2out.c (clone_tree_hash): New function.
5522 (copy_decls_walk): Use it instead of clone_tree.
5524 2012-02-14 Richard Guenther <rguenther@suse.de>
5526 PR tree-optimization/52244
5527 PR tree-optimization/51528
5528 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5529 replacements for integral types.
5531 2012-02-14 Walter Lee <walt@tilera.com>
5533 * config.gcc: Handle tilegx and tilepro.
5534 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5536 Add HAVE_AS_TLS check for tilegx and tilepro.
5537 * configure: Regenerate.
5538 * doc/contrib.texi: Add Mat Hostetter and self.
5539 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5540 Document instruction intrinsics and network accessing intrinsics.
5541 (TILEPro Built-in Functions): New node. Document instruction
5542 intrinsics and network accessing intrinsics.
5543 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5544 (Specific, tilepro-*-linux*): Likewise.
5545 * doc/invoke.texi (TILE-Gx Options): New section.
5546 (TILEPro Options): New section.
5547 * doc/md.texi (TILE-Gx): New section.
5548 (TILEPro): New section.
5549 * common/config/tilegx/tilegx-common.c: New file.
5550 * common/config/tilepro/tilepro-common.c: New file.
5551 * config/tilegx/constraints.md: New file.
5552 * config/tilegx/linux.h: New file.
5553 * config/tilegx/mul-tables.c: New file.
5554 * config/tilegx/predicates.md: New file.
5555 * config/tilegx/sync.md: New file.
5556 * config/tilegx/t-tilegx: New file.
5557 * config/tilegx/tilegx-builtins.h: New file.
5558 * config/tilegx/tilegx-c.c: New file.
5559 * config/tilegx/tilegx-generic.md: New file.
5560 * config/tilegx/tilegx-modes.def: New file.
5561 * config/tilegx/tilegx-multiply.h: New file.
5562 * config/tilegx/tilegx-protos.h: New file.
5563 * config/tilegx/tilegx.c: New file.
5564 * config/tilegx/tilegx.h: New file.
5565 * config/tilegx/tilegx.md: New file.
5566 * config/tilegx/tilegx.opt: New file.
5567 * config/tilepro/constraints.md: New file.
5568 * config/tilepro/gen-mul-tables.cc: New file.
5569 * config/tilepro/linux.h: New file.
5570 * config/tilepro/mul-tables.c: New file.
5571 * config/tilepro/predicates.md: New file.
5572 * config/tilepro/t-tilepro: New file.
5573 * config/tilepro/tilepro-builtins.h: New file.
5574 * config/tilepro/tilepro-c.c: New file.
5575 * config/tilepro/tilepro-generic.md: New file.
5576 * config/tilepro/tilepro-modes.def: New file.
5577 * config/tilepro/tilepro-multiply.h: New file.
5578 * config/tilepro/tilepro-protos.h: New file.
5579 * config/tilepro/tilepro.c: New file.
5580 * config/tilepro/tilepro.h: New file.
5581 * config/tilepro/tilepro.md: New file.
5582 * config/tilepro/tilepro.opt: New file.
5584 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5586 PR tree-optimization/52210
5587 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5588 vect_model_simple_cost with two entry vect_def_type array instead
5589 of an address of dt.
5591 2012-02-14 Richard Guenther <rguenther@suse.de>
5594 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5595 Do not stream DECL_QUALIFIER.
5596 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5597 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5598 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5600 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5603 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5606 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5609 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5610 * cselib.c (cselib_subst_to_values_from_insn): New function.
5611 * sched-deps.c (add_insn_mem_dependence,
5612 sched_analyze_1, sched_analyze_2): Use it.
5614 2012-02-13 Jan Hubicka <jh@suse.cz>
5617 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5619 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5621 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5622 (GTM_SELF_SPECS): Define if not already defined.
5623 (driver_self_specs): Add GTM_SELF_SPECS.
5624 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5625 (GTM_SELF_SPECS): Define.
5626 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5627 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5629 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5631 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5634 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5637 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5638 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5640 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5643 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5645 2012-02-13 Richard Guenther <rguenther@suse.de>
5647 PR translation/52211
5648 * passes.c (enable_disable_pass): Fix typo.
5650 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5653 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5654 XOR for reduce_bit_field if type is unsigned.
5656 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5658 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5659 disallow changes from SFmode to mode with different size in FP regs.
5661 2012-02-12 Robert Millan <rmh@gnu.org>
5662 Gerald Pfeifer <gerald@pfeifer.com>
5664 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5667 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5669 PR rtl-optimization/52175
5670 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5671 to frame-related instructions.
5673 2012-02-10 Jason Merrill <jason@redhat.com>
5676 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5677 (demangle_new_symbols): Fill it.
5678 (scan_linker_output): Walk it.
5679 (start_tweaking): Split out from scan_linker_output.
5680 (maybe_tweak): Update sym->chosen.
5681 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5683 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5686 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5688 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5690 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5691 having the same mode as previous compare.
5693 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5695 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5696 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5697 (nonlocal_goto_internal): Likewise.
5698 (nonlocal_goto): Emit a use and an indirect jump directly.
5700 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5703 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5704 __atomic_{is,always}_lock_free.
5706 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5709 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5710 negative constant address for x32.
5712 2012-02-10 Richard Henderson <rth@redhat.com>
5714 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5715 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5716 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5718 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5719 Ira Rosen <irar@il.ibm.com>
5721 PR tree-optimization/50031
5722 * targhooks.c (default_builtin_vectorization_cost): Handle
5724 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5725 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5726 all types of reduction and pattern statements.
5727 (vect_estimate_min_profitable_iters): Likewise.
5728 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5729 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5730 for explicit realigns.
5731 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5732 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5734 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5735 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5736 vec_perm for VSX and handle vec_promote_demote.
5738 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5741 * builtins.c (fold_builtin_atomic_always_lock_free,
5742 expand_builtin_atomic_always_lock_free,
5743 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5744 Return and/or test boolean_true_node/boolean_false_node instead of
5745 integer_one_node/integer_zero_node.
5747 2012-02-10 Jan Hubicka <jh@suse.cz>
5750 * predict.c (predict_paths_for_bb): Prevent looping.
5751 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5753 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5755 * config/arm/arm.c (output_move_double): In one case properly
5756 count number of instructions that will be emitted.
5758 2012-02-10 Richard Guenther <rguenther@suse.de>
5760 PR translation/52193
5761 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5763 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5766 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5768 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5771 * var-tracking.c (emit_note_insn_var_location): If
5772 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5773 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5774 non-NOTE_DURING_CALL_P insn.
5776 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5779 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5781 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5784 * gcc.c (switch_matches) Support switches with separated form,
5787 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5789 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5791 (RAMPZ_ADDR): Ditto.
5792 * config/avr/avr.c (avr_addr_t): New typedef.
5793 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5794 (avr_init_expanders): Initialize it.
5795 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5797 (expand_epilogue): Ditto.
5798 (avr_print_operand): Ditto.
5799 (avr_file_start): Ditto.
5800 (avr_emit_movmemhi): Ditto.
5802 2012-02-08 Richard Guenther <rguenther@suse.de>
5804 PR tree-optimization/46886
5805 * tree-flow.h (do_while_loop_p): Declare.
5806 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5807 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5809 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5811 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5812 always succeed for integers larger than a native word.
5814 2012-02-08 Richard Guenther <rguenther@suse.de>
5816 PR rtl-optimization/52170
5817 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5818 properly handle integer vector modes.
5820 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5822 PR gcov-profile/52150
5823 * coverage.c: Include target.h.
5824 (build_var): Call targetm.strip_name_encoding on the assembler name.
5825 Change one _ into . or $ if the target allows it.
5826 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5828 PR rtl-optimization/52139
5829 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5830 is a BARRIER after emit_insn_after_noloc, move BB_END
5831 to the last non-BARRIER insn before it.
5833 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5836 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5837 (mips_gimplify_va_arg_expr): Call it instead of
5838 std_gimplify_va_arg_expr.
5840 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5842 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5843 message for -mno-pointers-to-nested-function.
5845 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5848 * expr.c (get_inner_reference): If there is an offset, add a negative
5849 bit position to it (if any).
5851 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5853 PR rtl-optimization/52060
5854 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5855 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5856 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5857 and/or i0src_copy2 when needed.
5859 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5861 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5862 or LTOPLUGINSONAME if have_c.
5864 * config/freebsd-spec.h: Add comment about what macros can be defined
5866 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5867 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5870 2012-02-07 Richard Guenther <rguenther@suse.de>
5872 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5873 newline in -alias dumps.
5875 2012-02-07 Kai Tietz <ktietz@redhat.com>
5876 Dave Korn <dave.korn.cygwin@gmail.com>
5879 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5880 Take care that typinfo gets dllexport-attribute.
5882 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5885 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5886 if modifier < EXPAND_SUM call force_operand on the result.
5888 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5890 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5891 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5893 (epiphany_function_type): Replace types for specific interrupts with
5894 EPIPHANY_FUNCTION_INTERRUPT.
5895 (EPIPHANY_INTERRUPT_P): Update.
5896 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5897 New static function.
5898 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5899 <disinterrupt>: Affects type identity.
5900 (epiphany_handle_interrupt_attribute): Handle variable number of
5902 (epiphany_compute_function_type): Update for new
5903 epiphany_function_type definition.
5904 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5905 handlers with a longcall forwarder.
5906 (epiphany_start_function): Handle multiple interrupt arguments and/or
5907 forwarder_section attribute.
5909 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5912 2012-02-07 Alan Modra <amodra@gmail.com>
5915 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5918 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5920 PR tree-optimization/50969
5921 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5922 use vec_perm rather than vector_stmt.
5923 (vect_model_load_cost): Likewise.
5924 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5925 vec_perm to be the same as other vector statements.
5926 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5927 cost of vec_perm for TARGET_VSX.
5929 2012-02-06 Richard Guenther <rguenther@suse.de>
5931 PR tree-optimization/52115
5932 * tree-sra.c (access_has_replacements_p): New function.
5933 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5935 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5938 * trans-mem.c (expand_call_tm): Add an assertion.
5939 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5942 2012-02-06 Richard Guenther <rguenther@suse.de>
5944 PR tree-optimization/50955
5945 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5946 raise cost of expressions that replace an address with an
5947 expression based on a different pointer.
5949 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5952 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5953 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5955 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5958 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5959 -Weffc++ and specify guidelines come from second edition.
5961 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5963 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5964 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5965 (call_direct_split, call_value_split, call_value_internal_direct)
5966 (call_value_direct_split, call_value_multiple_split): Use jal and
5967 jal_macro attributes.
5969 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5971 * reload1.c (reload_regs_reach_end_p): Replace with...
5972 (reload_reg_rtx_reaches_end_p): ...this function.
5973 (new_spill_reg_store): Update commentary.
5974 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5975 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5976 before setting new_spill_reg_store.
5977 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5978 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5979 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5980 for non-spill reload registers.
5982 2012-02-05 Ira Rosen <irar@il.ibm.com>
5984 PR tree-optimization/52091
5985 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5986 (vect_is_simple_use_1): Likewise.
5987 * tree-vect-loop.c (vectorizable_reduction): Update calls
5988 to vect_is_simple_use_1 and vect_is_simple_use.
5989 (vectorizable_live_operation): Likewise.
5990 * tree-vect-patterns.c (widened_name_p,
5991 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5992 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5993 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5994 vectorizable_shift,vectorizable_operation, vectorizable_store,
5995 vectorizable_load): Likewise.
5996 (vect_is_simple_cond): Add an argument, pass it to
5997 vect_is_simple_use_1.
5998 (vectorizable_condition): Update calls to vect_is_simple_cond,
6000 (vect_is_simple_use): Add an argument, the statement in which
6001 OPERAND is used. Check that if OPERAND's def stmt is a double
6002 reduction phi node, the use is a phi node too.
6003 (vect_is_simple_use_1): Add an argument, pass it to
6005 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6006 to vect_is_simple_use.
6008 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6010 PR rtl-optimization/52095
6011 * modulo-sched.c (dump_insn_locator): New function.
6012 (loop_canon_p, sms_schedule): Use it.
6014 PR rtl-optimization/52113
6015 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6016 even for decomposable shift/zext insns.
6018 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6019 Zdenek Dvorak <ook@ucw.cz>
6021 PR rtl-optimization/52092
6022 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6023 on get_iv_value result.
6025 2012-02-02 Andrew Pinski <apinski@cavium.com>
6029 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6031 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6034 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6036 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6038 PR rtl-optimization/49800
6039 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6040 (sched_finish): Call regstat_free_n_sets_and_refs.
6042 2012-02-02 Jia Liu <proljc@gmail.com>
6044 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6047 2012-02-02 Jan Hubicka <jh@suse.cz>
6048 Tom de Vries <tom@codesourcery.com>
6051 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6052 * varpool.c (varpool_analyze_pending_decls): Likewise.
6054 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6055 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6057 * config.gcc: Add cr16-* support.
6059 * doc/extend.texi: Document cr16 extensions.
6060 * doc/install.texi: Document cr16 install.
6061 * doc/invoke.texi: Document cr16 options.
6062 * doc/md.texi: Document cr16 constraints.
6064 * common/config/cr16/cr16-common.c: New file.
6065 * config/cr16/cr16.c: New file.
6066 * config/cr16/cr16.h: New file.
6067 * config/cr16/cr16.md: New file.
6068 * config/cr16/cr16.opt: New file.
6069 * config/cr16/cr16-protos.h: New file.
6070 * config/cr16/predicates.md: New file.
6071 * config/cr16/constraints.md: New file.
6072 * config/cr16/t-cr16: New file.
6074 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6077 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6078 that operands[2] is either immediate, or q_regs_operand.
6080 PR tree-optimization/52073
6081 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6082 a pattern stmt for pattern uses, ignore uses outside of the loop.
6084 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6086 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6087 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6088 (OUT_AS1, OUT_AS2): Remove.
6090 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6092 PR rtl-optimization/51374
6093 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6094 to cross other volatile_refs_p insns.
6096 2012-02-01 Richard Guenther <rguenther@suse.de>
6098 * doc/invoke.texi (fno-inline): Clarify documentation.
6099 (finline-small-functions): Likewise.
6100 (finline-functions): Likewise.
6101 * common.opt (finline): Adjust comment and documentation.
6102 (finline-small-functions): Clarify documentation.
6103 (finline-functions): Likewise.
6104 (finline-functions-called-once): Likewise.
6106 2012-02-01 Tristan Gingold <gingold@adacore.com>
6108 * c-typeck.c (composite_type): Keep mode for pointers.
6110 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6112 * function.h (regno_reg_rtx): Adjust comment.
6113 * reginfo.c (init_reg_modes_target): Only use the previous mode
6114 if it fits within one register. Remove MIPS comment.
6116 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6119 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6121 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6123 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6124 to srak instruction.
6126 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6128 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6130 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6135 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6137 2012-01-31 Richard Guenther <rguenther@suse.de>
6139 PR tree-optimization/51528
6140 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6143 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6148 * ree.c (add_removable_extension): Change def_map argument
6149 to unsigned *, store in def_map 1 + offset into *insn_list vector
6150 instead of pointers into the vector.
6151 (find_removable_extensions): Adjust caller.
6153 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6155 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6156 Transform all "* quoted-c-code" to { c-code }.
6157 Remove redundant test for "optimize" in combine patterns.
6158 Move (include "avr-dimode.md") to end of file.
6160 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6163 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6164 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6166 2012-01-30 Richard Guenther <rguenther@suse.de>
6168 PR tree-optimization/52028
6169 * tree-loop-distribution.c (ldist_gen): Properly update
6172 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6175 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6176 set_cur_line_info_table if not emitting debug info.
6178 PR tree-optimization/52046
6179 * tree-vect-patterns.c (check_bool_pattern): Give up if
6180 a comparison could throw.
6183 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6185 2012-01-30 Richard Guenther <rguenther@suse.de>
6187 PR tree-optimization/52045
6188 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6189 SSA form if cfgcleanup did anything.
6191 2012-01-30 Richard Guenther <rguenther@suse.de>
6193 PR tree-optimization/52045
6194 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6195 before computing final todo.
6197 2012-01-30 Richard Guenther <rguenther@suse.de>
6199 PR tree-optimization/51528
6200 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6203 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6205 * df-problems.c (df_kill_notes): Check that the use refers
6206 to the note under examination.
6208 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6211 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6212 parameter and use short-lived pseudos.
6213 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6214 (sparc_expand_vector_init): Const-ify local variables and adjust
6215 calls to above functions.
6217 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6219 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6221 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6223 * doc/invoke.texi: Make usage of "compile time" and
6224 "run time"/"runtime" consistent throughout the file.
6226 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6228 * config/alpha/alpha.c (alpha_option_override): Default to
6229 full IEEE compliance mode for Go language.
6231 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6233 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6234 (LINK_SSP_SPEC): Define.
6236 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6239 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6242 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6244 * doc/invoke.texi: Correct hyphenation of "floating point",
6245 "double precision", and related terminology throughout the file.
6247 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6250 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6251 arm_general_register_operand predicate for operand 2 instead of
6254 2012-01-27 Ian Lance Taylor <iant@google.com>
6257 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6258 * builtins.c (expand_builtin_init_trampoline): Add onstack
6259 parameter. Change caller.
6260 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6261 * tree.c (build_common_builtin_nodes): Declare
6262 __builtin_init_heap_trampoline.
6264 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6266 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6267 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6268 * config/avr/avr.c: Ditto.
6269 (avr_regnames): Remove because unused.
6270 * config/avr/avr.md (*cpse.ne): New peephole.
6271 (*cpse.eq): New peephole from former cpse peepholes.
6273 2012-01-27 Michael Eager <eager@eagercon.com>
6275 * config/microblaze.c (microblaze_emit_compare): Correct
6276 test after pcmp instruction.
6278 2012-01-27 Richard Guenther <rguenther@suse.de>
6280 PR tree-optimization/52020
6281 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6283 2012-01-27 Richard Guenther <rguenther@suse.de>
6285 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6286 function non-const/pure.
6288 2012-01-27 Richard Guenther <rguenther@suse.de>
6290 PR tree-optimization/50444
6291 * tree-sra.c (build_ref_for_offset): Properly adjust the
6292 MEM_REF type for unaligned accesses.
6294 2012-01-27 Richard Guenther <rguenther@suse.de>
6296 PR tree-optimization/50444
6297 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6298 (expand_assignment): Use it. Properly handle misaligned
6299 bases when expanding stores to component references.
6300 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6303 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6306 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6307 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6308 * tree-data-ref.c (find_data_references_in_loop): Make static.
6309 (compute_all_dependences): Change return type to bool. Bail out
6310 for too many datarefs in a loop. Move the hunk resetting the data
6311 dependences vector from ...
6312 (compute_data_dependences_for_loop): ... here. Account for
6313 compute_all_dependences returning false.
6314 (compute_data_dependences_for_bb): Likewise.
6315 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6316 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6318 2012-01-27 Richard Guenther <rguenther@suse.de>
6321 * expr.c (store_field): Use the alias-set of the scratch memory
6324 2012-01-27 Tom de Vries <tom@codesourcery.com>
6326 PR tree-optimization/51990
6327 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6329 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6331 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6334 * var-tracking.c (reverse_op): Don't add any reverse operation
6335 if V already has any constant locations.
6337 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6339 * doc/invoke.texi: Correct usage of "command line" (noun)
6340 vs "command-line" (adjective) throughout.
6342 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6344 * doc/invoke.texi (Language Independent Options): Move
6345 -Wcoverage-mismatch blurb from here....
6346 (Warning Options): ...to here.
6348 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6350 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6351 Set rs6000_always_hint to false for 476.
6353 2012-01-27 Matthias Klose <doko@ubuntu.com>
6355 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6357 * incpath.c (add_standard_paths): Likewise.
6359 2012-01-27 Richard Henderson <rth@redhat.com>
6361 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6362 * config/m68k/sync.md (atomic_test_and_set): Rename from
6363 sync_test_and_setqi and adjust the operands.
6364 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6365 and unconditionally enable.
6367 2012-01-27 Richard Henderson <rth@redhat.com>
6369 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6370 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6371 (ldstub): Rename from ldstubqi.
6372 (ldstub<I24MODE>): Remove.
6374 2012-01-27 Richard Henderson <rth@redhat.com>
6376 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6377 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6378 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6379 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6380 * doc/tm.texi: Rebuild.
6382 2012-01-27 Richard Henderson <rth@redhat.com>
6384 * optabs.c (gen_atomic_test_and_set): Remove default.
6385 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6387 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6389 PR rtl-optimization/51978
6390 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6391 (combine_reaching_defs): Likewise.
6392 (struct re_info): Remove.
6393 (add_removable_extension): Remove x and data arguments,
6394 add insn, insn_list and def_map. Use the arguments directly
6395 instead of using struct re_info.
6396 (find_removable_extensions): Don't call add_removable_extension
6397 through note_stores, instead just call it with single_set
6399 (find_and_remove_re): Pass curr_cand->expr instead of
6400 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6402 2012-01-26 Michael Matz <matz@suse.de>
6404 PR tree-optimization/46590
6405 * cfgexpand.c: Revert last change (r183305).
6406 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6408 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6409 checking for emptiness.
6411 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6414 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6415 non-addressable non-BLKmode base correctly.
6417 2012-01-26 Michael Matz <matz@suse.de>
6419 PR tree-optimization/48794
6420 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6421 regions referenced from RESX/EH_DISPATCH.
6423 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6425 * config/s390/s390.h: Make BRANCH_COST an option.
6426 * config/s390/s390.opt: New option -mbranch-cost.
6428 2012-01-26 Richard Henderson <rth@redhat.com>
6430 Revert 2012-01-24 change:
6431 * trans-mem.c (requires_barrier): Do not instrument thread local
6432 variables and emit save/restore for them.
6434 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6437 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6440 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6442 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6445 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6448 Rename __pgm to __flash.
6449 Rename __pgm1 to __flash1.
6450 Rename __pgm2 to __flash2.
6451 Rename __pgm3 to __flash3.
6452 Rename __pgm4 to __flash4.
6453 Rename __pgm5 to __flash5.
6454 Rename __pgmx to __memx.
6455 * doc/extend.texi (AVR Named Address Spaces)
6456 Rename address space names as indicated above.
6457 * config/avr/avr.c (avr_addrspace): Ditto.
6459 * config/avr/avr-protos.h
6460 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6461 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6462 * config/avr/predicates.md: Ditto.
6463 * config/avr/avr.c Ditto, and
6464 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6465 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6467 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6468 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6469 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6470 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6471 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6472 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6473 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6474 * config/avr/avr.c: Ditto.
6475 * config/avr/avr.md: Ditto.
6477 2012-01-25 Jason Merrill <jason@redhat.com>
6480 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6482 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6484 PR tree-optimization/51987
6485 * tree-data-ref.c (get_references_in_stmt): Handle references in
6486 non-volatile GIMPLE_ASM.
6488 2012-01-25 Richard Guenther <rguenther@suse.de>
6490 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6491 bases are dereferenced.
6493 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6495 PR rtl-optimization/48374
6496 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6498 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6500 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6501 compute_data_dependences_for_loop returns false.
6502 * tree-parloops.c (loop_parallel_p): Likewise.
6504 2012-01-25 Richard Guenther <rguenther@suse.de>
6506 * tree.h (get_pointer_alignment_1): Declare.
6507 * builtins.c (get_pointer_alignment_1): New function.
6508 (get_pointer_alignment): Use it.
6510 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6512 PR rtl-optimization/48308
6513 * combine.c (enum undo_kind): Add UNDO_LINKS.
6514 (struct undo): Add member l to other_contents and where.
6515 (do_SUBST_LINK): New.
6517 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6518 (undo_all): Handle UNDO_LINKS.
6520 2012-01-25 Richard Henderson <rth@redhat.com>
6522 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6525 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6527 * optabs.c (gen_atomic_test_and_set): Use each argument.
6529 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6531 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6532 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6533 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6534 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6535 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6536 TARGET_PAIRED_SINGLE_FLOAT.
6538 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6540 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6541 (in_struct, return_val): Remove MEM documentation.
6542 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6543 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6544 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6546 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6547 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6548 * expr.c (store_field): Likewise.
6549 * function.c (assign_stack_temp_for_type): Likewise.
6550 * ifcvt.c (noce_try_cmove_arith): Likewise.
6551 * reload1.c (reload): Likewise.
6552 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6553 (alpha_set_memflags): Likewise.
6554 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6556 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6558 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6560 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6561 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6562 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6564 * cselib.c (cselib_rtx_varies_p): Delete.
6565 (cselib_invalidate_mem): Update call to canon_true_dependence.
6566 * dse.c (record_store, check_mem_read_rtx): Likewise.
6567 (scan_reads_nospill): Likewise.
6568 * cse.c (check_dependence): Likewise.
6569 (cse_rtx_varies_p): Delete.
6570 * expr.c (safe_from_p): Update call to true_dependence.
6571 * ira.c (validate_equiv_mem_from_store): Likewise.
6572 (memref_referenced_p): Likewise.
6573 * postreload-gcse.c (find_mem_conflicts): Likewise.
6574 * sched-deps.c (sched_analyze_2): Likewise.
6575 * store-motion.c (load_kills_store): Likewise.
6576 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6577 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6578 (compute_transp): Update call to canon_true_dependence.
6580 2012-01-25 Richard Henderson <rth@redhat.com>
6582 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6583 (maybe_emit_atomic_test_and_set): New.
6584 (expand_sync_lock_test_and_set): Use it.
6585 (expand_atomic_test_and_set): Likewise.
6586 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6587 the implementation; clarify implementation defined details.
6588 * doc/md.texi (atomic_test_and_set): Document.
6590 2012-01-25 Richard Henderson <rth@redhat.com>
6592 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6594 2012-01-25 Richard Henderson <rth@redhat.com>
6597 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6598 to effect no-op split.
6600 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6603 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6604 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6605 (BT_FN_VOID_PTR_INT_SIZE): New.
6606 (BT_FN_UINT_UINT_VAR): Remove.
6607 (BT_FN_UINT32_UINT32_VAR): New.
6608 (BT_FN_DOUBLE_VPTR): Remove.
6609 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6611 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6612 (_ITM_changeTransactionMode): Same.
6613 (_ITM_memmoveRtWt): Change return type to void.
6614 (_ITM_memcpyRtWt): Same.
6615 (_ITM_memsetW): Same.
6616 (_ITM_RaRD): Change types to double.
6621 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6623 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6624 Patrick Marlier <patrick.marlier@gmail.com>
6626 * trans-mem.c (requires_barrier): Do not instrument thread local
6627 variables and emit save/restore for them.
6629 2012-01-24 Jason Merrill <jason@redhat.com>
6632 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6633 output static aliases.
6635 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6638 * common.opt (-pie, -shared, pie, shared): Change from Common to
6640 * gcc.c (display_help): Display help for -pie and -shared.
6642 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6645 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6646 Remove note on size/offset limitation.
6647 (AVR Variable Attributes): Add example how to read data located
6648 with progmem. Refer to named address spaces.
6649 * doc/invoke.texi (AVR Options): Fix typo.
6651 2012-01-24 Richard Guenther <rguenther@suse.de>
6653 Forward-port to trunk
6654 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6657 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6658 op0 isn't sufficiently aligned and there is movmisalignM
6659 insn for mode, use it to load op0 into a temporary register.
6661 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6664 * target.def (const_not_ok_for_debug_p): New hook.
6665 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6667 * doc/tm.texi: Regenerated.
6668 * dwarf2out.c (const_ok_for_output_1): If
6669 targetm.const_not_ok_for_debug_p returns true, fail.
6670 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6672 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6674 2012-01-23 Kai Tietz <ktietz@redhat.com>
6677 * config/i386/predicates.md (symbolic_operand): Allow
6678 UNSPEC_PCREL as PIC expression for lea.
6679 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6680 * config/i386/i386.c (ix86_delegitimize_address): Handle
6681 UNSPEC_PCREL for none-MEM, too.
6683 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6685 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6686 (ipa_tm_create_version_alias): Same.
6688 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6691 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6692 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6694 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6695 Patrick Marlier <patrick.marlier@gmail.com>
6696 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6699 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6700 simple_object_start_read.
6702 2012-01-23 Richard Guenther <rguenther@suse.de>
6705 PR tree-optimization/51895
6706 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6707 parameter decomposition into BLKmode components.
6709 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6711 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6712 fake variables for restrict-qualified pointers whose pointed-to type
6713 contains a placeholder.
6715 2012-01-23 Richard Guenther <rguenther@suse.de>
6717 PR tree-optimization/51949
6718 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6720 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6722 PR rtl-optimization/51933
6723 * ree.c (transform_ifelse): Return true right away if dstreg is
6724 already wider or equal to cand->mode.
6725 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6726 (make_defs_and_copies_lists): Remove defs_list and copies_list
6727 arguments, add state argument, just truncate state->work_list
6728 instead of always allocating and freeing the vector. Assert that
6729 get_defs succeeds instead of returning 2. Changed return type to bool.
6730 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6731 have ext_src_mode, see if it has been modified already with the
6732 right kind of extension and has been extended before from the
6733 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6734 just return true. Remember the original mode in state->modified array.
6735 (combine_reaching_defs): Add state argument. Don't allocate and
6736 free here def_list, copied_list and vec vectors, instead just
6737 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6738 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6739 Add state variable, clear vectors in it, initialize state.modified
6740 if needed. Free all the vectors at the end and state.modified too.
6741 Don't skip a candidate if the extension expression has been modified.
6743 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6746 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6747 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6748 (extra_options) interix.opt -> i386/interix.opt"
6749 (extra_objs):Add winnt-stubs.o
6750 * configure.ac: Add interix to target_os .comm on PE check.
6751 * configure: Regenerate.
6752 * config/interix3.h: Delete and move bits to..
6753 * config/interix.h: Delete and move bits to..
6754 * config/i386/i386-interix3.h: Delete and move bits to..
6755 * config/i386/i386-interix.h: ..here.
6756 (TARGET_CPU_DEFAULT): Remove redefinition.
6757 (TARGET_ASM_CONSTRUCTOR): Undefine.
6758 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6759 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6760 (PTRDIFF_TYPE): Define.
6761 (LONG_DOUBLE_TYPE_SIZE): Define.
6762 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6763 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6764 (TARGET_SECTION_TYPE_FLAGS): Define.
6765 (ASM_DECLARE_FUNCTION_NAME): Define.
6766 (ASM_OUTPUT_EXTERNAL): Define.
6767 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6768 (ASM_OUTPUT_ALIGNED_BSS): Define.
6769 (PCC_BITFIELD_TYPE_MATTERS): Define.
6770 (USE_CONST_SECTION): Define.
6771 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6772 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6773 (SUPPORTS_ONE_ONLY): Remove.
6774 (I386_PE_STRIP_ENCODING): Define.
6775 * config/interix.opt: Delete and move bits to..
6776 * config/i386/interix.opt: ..here. New.
6777 (mpe-aligned-commons): Add.
6778 * config/i386/t-interix: Add copyright header.
6779 (winnt-stubs.o): Add rule.
6781 2012-01-22 Jason Merrill <jason@redhat.com>
6784 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6785 for extra name aliases.
6787 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6789 PR rtl-optimization/51924
6790 * ree.c (combine_set_extension): Improve debugging message.
6791 (combine_reaching_defs): Likewise.
6792 (get_defs): Rename confusingly named variable.
6793 (find_and_remove_re): Skip a candidate if the extension expression has
6796 2012-01-21 Robert Millan <rmh@gnu.org>
6797 Gerald Pfeifer <gerald@pfeifer.com>
6799 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6800 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6802 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6804 PR tree-optimization/51914
6805 * tree-vect-stmts.c (vectorizable_conversion): For
6806 cvt_type && modifier == WIDEN, put temporary with cvt_type
6807 at the beginning of vec_dsts and set vec_dest to temporary
6810 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6812 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6814 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6816 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6817 * config/rs6000/rs6000.c: Likewise.
6819 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6822 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6823 output_move_double on a copy of operands array.
6825 2012-01-20 Cary Coutant <ccoutant@google.com>
6826 Dodji Seketeli <dodji@redhat.com>
6829 * dwarf2out.c (copy_declaration_context): Return ref to parent
6830 of declaration DIE, if necessary.
6831 (remove_child_or_replace_with_skeleton): Add new parameter; update
6832 caller. Place skeleton DIE under parent DIE of original declaration.
6833 Move call to copy_declaration_context to here ...
6834 (break_out_comdat_types): ... from here.
6836 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6838 PR rtl-optimization/51856
6839 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6842 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6845 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6846 hints for neon loads and stores.
6848 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6852 * doc/extend.texi (Named Address Spaces): Split into subsections.
6853 (AVR Named Address Spaces): New subsection.
6854 (M32C Named Address Spaces): New subsection.
6855 (RL78 Named Address Spaces): New subsection.
6856 (SPU Named Address Spaces): New subsection.
6857 (Variable Attributes): New anchor "AVR Variable Attributes".
6858 (AVR Variable Attributes): Rewrite and avoid wording
6859 "address space" in this context.
6860 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6861 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6862 (AVR Built-in Macros): New subsubsection therein.
6863 * doc/md.texi (AVR constraints): Remove "C04", "R".
6865 2012-01-20 Richard Guenther <rguenther@suse.de>
6867 PR tree-optimization/51903
6868 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6869 when removing stmts.
6871 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6874 * config/arm/arm.c (arm_load_pic_register): Use
6875 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6876 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6877 (arm_pic_static_addr): Likewise.
6878 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6879 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6880 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6881 (pic_load_addr_unified): New.
6883 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6886 * function.c (instantiate_virtual_regs_in_insn): Use
6887 delete_insn_and_edges when removing a wrong asm insn.
6889 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6891 PR rtl-optimization/40761
6892 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6893 Add new member loop_num.
6894 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6895 (ira_build): Remove the parameter.
6897 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6898 (ira.c): Do not build CFG loops for one region allocation. Remove
6899 argument from ira_build call.
6901 * ira-build.c (init_loop_tree_node): New function.
6902 (create_loop_tree_nodes): Use it. Separate the case when CFG
6903 loops are not built.
6904 (more_one_region_p): Check current_loops.
6905 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6907 (add_loop_to_tree): Process loop equal to NULL too.
6908 (form_loop_tree): Separate the case when CFG loops are not built.
6909 Use explicitly number for the root.
6910 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6912 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6913 instead of loop->num.
6914 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6915 (mark_all_loops_for_removal): Ditto.
6916 (remove_unnecessary_regions): Separate the case when CFG loops
6918 (ira_build): Remove the parameter. Use explicit number of regions
6919 when CFG loops are not built.
6921 * ira-color.c (print_loop_title): Separate the case for the root node.
6922 Use loop_num instead of loop->num.
6923 (move_spill_restore): Use loop_num instead of loop->num.
6925 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6926 (change_loop): Ditto.
6927 (change_loop): Use loop_num instead of loop->num.
6929 * ira-lives.c (process_bb_node_lives): Ditto.
6931 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6933 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6935 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6938 * tree-mudflap.c (mf_artificial): New function.
6939 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6940 mx_register_decls, mudflap_enqueue_decl): Use it.
6943 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6944 numbers in the insn pattern.
6946 2012-01-19 Michael Matz <matz@suse.de>
6948 PR tree-optimization/46590
6949 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6950 use it in remembering which conflicts we already created.
6951 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6954 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6957 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6958 (merge_and_complain): Same.
6960 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6963 * config/initfini-array.h: Guard content of the header
6964 with #ifdef HAVE_INITFINI_ARRAY.
6965 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6966 Add initfini-array.h to tm_file here.
6967 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6968 * config.gcc: Don't add initfini-array.h to tm_file here.
6969 * configure: Regenerated.
6971 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6973 PR rtl-optimization/51505
6974 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6975 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6976 (df_note_bb_compute): Update the call to df_kill_notes.
6978 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6980 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6982 2012-01-18 Richard Guenther <rguenther@suse.de>
6984 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6985 of conversions to void *.
6987 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6988 Richard Sandiford <rdsandiford@googlemail.com>
6992 * optabs.h (simplify_expand_binop): Declare.
6993 * optabs.c (simplify_expand_binop): Make global.
6994 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6995 endian targets if the source cannot be exactly covered by word
6998 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7001 * hard-reg-set.h (struct hard_reg_set_container): New type.
7002 * target.h (struct hard_reg_set_container): Forward declare.
7003 * target.def (set_up_by_prologue): New target hook.
7004 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7005 * doc/tm.texi: Regenerated.
7006 * function.c (thread_prologue_and_epilogue_insns): Change
7007 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7008 Call targetm.set_up_by_prologue on it.
7009 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7010 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7012 2012-01-17 Nick Clifton <nickc@redhat.com>
7014 * config/rx/rx.c (rx_can_use_simple_return): New function.
7015 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7016 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7018 2012-01-17 Richard Guenther <rguenther@suse.de>
7021 * expr.c (expand_assignment): Take address-space information
7022 from the address operand of MEM_REF and TARGET_MEM_REF.
7023 (expand_expr_real_1): Likewise.
7025 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7027 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7028 reload dump is requested.
7030 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7033 * trans-mem.c (requires_barrier): Call may_be_aliased.
7035 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7037 PR tree-optimization/51877
7038 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7039 call arguments and fndecls compare equal, instead return false if they
7040 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7041 both SSA_NAMEs that are valueized the same, or they satisfy
7044 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7046 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7048 * configure: Regenerate.
7050 2012-01-16 Jan Hubicka <jh@suse.cz>
7054 * convert.c (convert_to_integer): Use fold_convert for
7055 converting an INTEGER_CST to integer type.
7057 2012-01-16 Jason Merrill <jason@redhat.com>
7060 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7062 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7065 * config/s390/s390.c (s390_chunkify_start): Don't skip
7066 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7067 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7068 If insn is followed by NOTE_INSN_VAR_LOCATION or
7069 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7070 Don't use location of note insns.
7072 PR tree-optimization/51865
7073 * tree-inline.c (tree_function_versioning): Call remap_decl
7074 on DECL_RESULT whenever it has VOID_TYPE_P type.
7076 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7078 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7079 for calls to locally-binding MIPS16 functions if only the return
7080 type uses float regs.
7082 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7083 Richard Sandiford <rdsandiford@googlemail.com>
7085 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7086 (SYMBOL_32_HIGH): Likewise.
7087 (mips_output_tls_reloc_directive): Declare.
7088 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7089 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7090 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7091 (mips_lo_relocs, mips_hi_relocs): Make extern.
7092 (mips16_stub_function): Move up file.
7093 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7094 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7095 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7096 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7097 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7098 (mips_get_tp): Add MIPS16 support.
7099 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7100 Generalize DTPREL and TPREL handling.
7101 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7102 Add MIPS16 TLS support.
7103 (mips_output_tls_reloc_directive): New function.
7104 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7105 * config/mips/predicates.md (symbolic_operand_with_high)
7106 (tls_reloc_operand): New predicates.
7107 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7108 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7109 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7110 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7111 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7112 (*tls_get_tp_mips16_call_<mode>): Likewise.
7114 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7116 PR rtl-optimization/51821
7117 * recog.c (peep2_find_free_register): Determine clobbered registers
7120 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7123 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7124 * config/avr/avr.c: Likewise.
7125 * config/avr/avr.h: Likewise.
7127 2012-01-13 Ian Lance Taylor <iant@google.com>
7130 * tree.h (TYPE_QUALS): Add cast to int.
7131 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7133 2012-01-13 Ian Lance Taylor <iant@google.com>
7135 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7136 comparing param_index to VEC_length result.
7138 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7140 * c-decl.c: Do not include tree-mudflap.h
7141 * tree-optimize.c: Likewise.
7142 * Makefile.in: Update dependencies.
7144 2012-01-13 Richard Guenther <rguenther@suse.de>
7147 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7148 variable-sized result always use RSO.
7150 2012-01-12 DJ Delorie <dj@redhat.com>
7152 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7153 pointer type, not just the default pointer type.
7155 2012-01-09 Richard Henderson <rth@redhat.com>
7156 Denis Chertykov <chertykov@gmail.com>
7159 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7160 * config/avr/avr.c (avr_can_eliminate): Simplify.
7161 (avr_initial_elimination_offset): Likewise.
7162 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7163 (expand_epilogue): Likewise.
7164 (avr_legitimize_address): Gut.
7165 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7166 (avr_hard_regno_nregs): New.
7167 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7168 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7169 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7170 add soft frame pointer.
7171 (CALL_USED_REGISTERS): Likewise.
7172 (REG_CLASS_CONTENTS): Likewise.
7173 (REGISTER_NAMES): Likewise.
7174 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7175 (HARD_FRAME_POINTER_REGNUM): New.
7176 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7177 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7178 remove the HARD_FRAME_POINTER self-elimination.
7180 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7183 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7184 DECL_EXTERNAL when checking for initializers of progmem variables.
7186 2012-01-12 Ira Rosen <irar@il.ibm.com>
7188 PR tree-optimization/51799
7189 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7190 that the last operation is a type demotion.
7192 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7194 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7195 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7197 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7200 * combine.c (distribute_notes): If i3 is a noreturn call,
7201 allow old_size to be equal to args_size and make sure the
7202 noreturn call gets REG_ARGS_SIZE note.
7203 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7204 on noreturn calls even when the delta is 0.
7206 2012-01-11 Nathan Sidwell <nathan@acm.org>
7208 * gcov.c (STRING_SIZE): Remove.
7209 (generate_results): Erase annotations for source files with no
7210 coverage information.
7212 (output_lines): Use it.
7214 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7216 * gimple.h (gimplify_body): Remove first argument.
7217 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7218 pointer set here, instead just pass DATA to walk_tree.
7219 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7220 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7221 (unvisit_body): Likewise, but with unmark_visited.
7222 (gimplify_body): Remove BODY_P argument and adjust.
7223 (gimplify_function_tree): Adjust call to gimplify_body.
7224 * omp-low.c (finalize_task_copyfn): Likewise.
7226 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7228 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7229 (build_function_type_skip_args): Delete.
7230 * tree.c (build_function_type_skip_args): Make static and add
7231 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7232 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7233 pass it to build_function_type_skip_args.
7234 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7235 (tree_function_versioning): Likewise.
7236 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7237 build_function_decl_skip_args.
7238 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7239 and pass it to build_function_decl_skip_args/tree_function_versioning.
7240 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7241 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7242 * trans-mem.c (ipa_tm_create_version): Likewise.
7243 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7244 * tree-inline.c (declare_return_variable): Remove always-true test.
7245 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7246 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7247 * ipa-split.c (split_function): Skip the return value for the split
7248 part if it doesn't return.
7250 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7252 PR tree-optimization/49642
7253 * ipa-split.c (forbidden_dominators): New variable.
7254 (check_forbidden_calls): New function.
7255 (dominated_by_forbidden): Likewise.
7256 (consider_split): Check for forbidden dominators.
7257 (execute_split_functions): Initialize and free forbidden
7258 dominators info; call check_forbidden_calls.
7260 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7262 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7264 2012-01-11 Nick Clifton <nickc@redhat.com>
7266 * config/rx/rx.md (return): Define pattern.
7268 2012-01-11 Richard Guenther <rguenther@suse.de>
7270 * doc/extend.texi (malloc attribute): Adjust according to
7273 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7274 Patrick Marlier <patrick.marlier@gmail.com>
7277 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7278 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7279 (ipa_tm_note_irrevocable): Same.
7280 (ipa_tm_scan_irr_block): Same.
7281 (ipa_tm_decrement_clone_counts): Same.
7282 (ipa_tm_scan_irr_function): Same.
7283 (ipa_tm_create_version_alias): Same.
7284 (ipa_tm_create_version): Same.
7285 (ipa_tm_transform_calls_redirect): Same.
7286 (ipa_tm_transform_calls): Same.
7287 (ipa_tm_transform_transaction): Same.
7288 (ipa_tm_execute): Same.
7290 2012-01-10 Richard Guenther <rguenther@suse.de>
7293 * opts.c (common_handle_option): Handle -Werror.
7295 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7297 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7300 2012-01-10 Jason Merrill <jason@redhat.com>
7302 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7305 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7307 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7308 supports R_386_TLS_GD_PLT reloc.
7309 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7310 supports R_386_TLS_LDM_PLT reloc.
7311 * configure: Regenerate.
7312 * config.in: Regenerate.
7314 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7317 Extend __pgmx semantics to linearize memory.
7318 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7319 determine if code comes inline or from libgcc.
7320 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7321 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7322 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7323 (movmemx_qi, movmemx_hi): New insns.
7324 (xload_<mode>_libgcc): Rewrite to new insn condition.
7325 (xload_<mode>): Remove insns.
7326 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7327 cases that don't satisfy avr_xload_libgcc_p().
7328 (avr_addr_space_convert): Allow converting in any direction.
7329 (avr_addr_space_subset_p): Return always true.
7330 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7331 (avr_emit_movmemhi): Ditto.
7332 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7333 (avr_out_movmem): Ditto.
7334 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7335 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7336 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7337 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7338 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7340 2012-01-10 Richard Guenther <rguenther@suse.de>
7342 PR tree-optimization/50913
7343 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7344 Require data-refs to be representable by Graphite with respect
7347 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7349 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7350 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7352 2012-01-10 Tom de Vries <tom@codesourcery.com>
7354 PR rtl-optimization/51271
7355 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7356 handling annulled branch.
7358 2012-01-10 Richard Henderson <rth@redhat.com>
7360 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7361 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7362 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7363 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7364 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7365 arm_expand_vec_perm_const): New.
7366 * config/arm/arm-protos.h: Update.
7367 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7368 (*neon_vswp<VDQX>): New.
7369 (neon_vcombine<VDX>): Use neon_split_vcombine.
7370 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7371 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7372 (vec_perm<VE>): New.
7374 2012-01-10 Richard Henderson <rth@redhat.com>
7376 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7377 use it if reload_completed.
7378 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7379 arm_output_asm_insn, arm_process_output_memory_barrier,
7380 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7381 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7382 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7383 arm_process_output_sync_insn, arm_output_sync_insn,
7384 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7385 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7386 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7387 (emit_unlikely_jump): New.
7388 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7389 (arm_split_atomic_op): New.
7390 * config/arm/arm-protos.h: Update.
7391 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7392 (struct arm_sync_generator): Remove.
7393 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7394 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7395 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7396 (VUNSPEC_LL, VUNSPEC_SC): New.
7397 (sync_result, sync_memory, sync_required_value, sync_new_value,
7398 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7399 (attr length): Don't use arm_sync_loop_insns.
7400 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7401 (movsfcc, movdfcc): Likewise.
7402 * config/arm/constraints.md (Ua): New.
7403 * config/arm/prediates.md (mem_noofs_operand): New.
7404 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7405 (sync_clobber, sync_t2_reqd): Remove.
7406 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7407 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7408 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7409 (arm_sync_compare_and_swap<SIDI>): Remove.
7410 (arm_sync_compare_and_swap<NARROW>): Remove.
7411 (arm_sync_lock_test_and_set<SIDI>): Remove.
7412 (arm_sync_lock_test_and_set<NARROW>): Remove.
7413 (arm_sync_new_<syncop><SIDI>): Remove.
7414 (arm_sync_new_<syncop><NARROW>): Remove.
7415 (arm_sync_new_nand<SIDI>): Remove.
7416 (arm_sync_new_nand<NARROW>): Remove.
7417 (arm_sync_old_<syncop><SIDI>): Remove.
7418 (arm_sync_old_<syncop><NARROW>): Remove.
7419 (arm_sync_old_nand<SIDI>): Remove.
7420 (arm_sync_old_nand<NARROW>): Remove.
7421 (*memory_barrier): Merge arm_output_memory_barrier.
7422 (atomic_compare_and_swap<QHSD>): New.
7423 (atomic_compare_and_swap<NARROW>_1): New.
7424 (atomic_compare_and_swap<SIDI>_1): New.
7425 (atomic_exchange<QHSD>): New.
7426 (cas_cmp_operand, cas_cmp_str): New.
7427 (atomic_op_operand, atomic_op_str): New.
7428 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7429 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7430 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7431 (arm_load_exclusive<NARROW>): New.
7432 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7433 (arm_store_exclusive<QHSD>): New.
7435 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7437 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7438 reload patterns if -mvsx-scalar-memory.
7440 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7441 generated, even -mno-vsx-scalar-double was used.
7442 (vsx_xscvdpsp_scalar): Likewise.
7443 (vsx_xscvspdp_scalar2): Likewise.
7445 2012-01-09 Tom de Vries <tom@codesourcery.com>
7446 Andrew Pinski <apinski@cavium.com>
7449 * reorg.c (fill_slots_from_thread): Don't speculate
7450 frame-related insns.
7452 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7454 * sched-int.h (bb_note): Move to...
7455 * basic-block.h: ...here.
7456 * haifa-sched.c (bb_note): Move to...
7457 * cfgrtl.c: ...here.
7458 * function.c (next_block_for_reg): New function.
7459 (move_insn_for_shrink_wrap): Likewise.
7460 (prepare_shrink_wrap): Rewrite to use the above.
7462 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7464 * gimple.c (is_gimple_non_addressable): Remove.
7465 * gimple.h: Remove is_gimple_non_addressable.
7466 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7467 is_gimple_non_addressable.
7468 * trans-mem.c (expand_assign_tm): Same.
7470 2012-01-09 Richard Guenther <rguenther@suse.de>
7472 PR tree-optimization/51775
7473 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7474 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7476 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7478 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7480 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7482 2012-01-09 Richard Guenther <rguenther@suse.de>
7484 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7486 2012-01-08 Jan Hubicka <jh@suse.cz>
7488 PR tree-optimize/51680
7489 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7490 on when known_vals needs to be computed; cleanup.
7492 2012-01-08 Jan Hubicka <jh@suse.cz>
7494 PR tree-optimize/51694
7495 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7497 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7499 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7500 for -std=c++98 and -std=c++11 too.
7502 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7504 * cfgloop.c (cancel_loop): Add free() of bbs array.
7506 2012-01-07 Jan Hubicka <jh@suse.cz>
7508 PR tree-optimization/51600
7509 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7510 that benefits small functions.
7512 2012-01-07 Jan Hubicka <jh@suse.cz>
7514 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7516 2012-01-07 Jan Hubicka <jh@suse.cz>
7518 PR tree-optimization/51680
7519 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7520 whose inlining reduce unit size.
7522 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7525 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7526 Add canonical node to containing_mem chain after the non-canonical
7527 one, even if there weren't any locs to propagate.
7528 (remove_useless_values): Keep only canonical values.
7529 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7530 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7531 canonicalize mem_chain elements that are not discarded.
7533 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7536 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7537 before emitting functions.
7539 PR gcov-profile/50127
7540 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7541 clear_aux_for_blocks.
7543 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7546 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7548 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7550 * c-decl.c (ext_block): Moved up.
7551 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7553 2012-01-06 Han Shen <shenhan@google.com>
7555 Translate built-in include paths for sysroot.
7556 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7557 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7559 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7560 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7562 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7563 control whether sysroot should be prepended to gxx include dir.
7565 * configure: Regenerate.
7567 2012-01-06 Torvald Riegel <triegel@redhat.com>
7569 PR rtl-optimization/51771
7570 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7571 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7573 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7575 PR tree-optimization/51315
7576 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7577 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7579 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7582 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7583 for shrp pattern. Correctly handle and fixup shift variable.
7584 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7586 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7589 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7590 note when !ACCUMULATE_OUTGOING_ARGS.
7592 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7594 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7596 (extract_range_from_unary_expr_1): Avoid useless computations.
7598 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7600 PR rtl-optimization/51767
7601 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7602 of jump_block and add an extra edge for degenerated asm gotos.
7605 * stmt.c (check_unique_operand_names): Don't ICE during error
7606 reporting if i is from labels chain.
7609 * profile.c (branch_prob): Split bbs that have exit edge
7610 and need a fake entry edge too.
7612 2012-01-05 Jan Hubicka <jh@suse.cz>
7615 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7618 2012-01-05 Richard Guenther <rguenther@suse.de>
7621 * tree-streamer-out.c (write_ts_optimization): New function.
7622 (streamer_write_tree_body): Call it.
7623 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7624 (streamer_read_tree_body): Call it.
7625 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7627 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7630 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7631 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7632 in_cleanup_point_expr before gimplify_stmt call and restore it
7634 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7635 in_cleanup_point_expr is false.
7637 2012-01-05 Richard Guenther <rguenther@suse.de>
7640 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7642 * toplev.c (process_options): Reject combining mudflap and LTO.
7643 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7645 2012-01-05 Richard Guenther <rguenther@suse.de>
7647 PR tree-optimization/51760
7648 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7650 (bit_value_unop): Handle UNDEFINED operands.
7651 (bit_value_binop): Likewise.
7653 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7655 * config/avr/avr.c (avr_replace_prefix): Remove.
7656 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7657 (avr_asm_function_rodata_section): Ditto.
7658 (avr_asm_select_section): Ditto.
7660 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7662 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7665 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7668 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7669 calls that have any non-fake successor edges.
7672 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7674 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7676 PR tree-optimization/51624
7677 * tree-sra.c (build_ref_for_model): When replicating a chain of
7678 COMPONENT_REFs, stop as soon as the offset would become negative.
7680 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7683 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7684 in .debug_loc on the floor.
7686 2012-01-04 Andrew Pinski <apinski@cavium.com>
7688 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7690 2012-01-04 Andrew Pinski <apinski@cavium.com>
7691 Adam Nemet <anemet@caviumnetworks.com>
7693 * config/mips/mips.md (size): Add SI and DI.
7694 (SIZE): New mode attribute.
7695 (U): New code attribute.
7696 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7697 (mips_lbux_<mode>): Delete.
7698 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7699 (mips_lhx): Use gen_mips_lhx_extsi.
7700 (mips_lhx_<mode>): Delete.
7702 (mips_l<size>x): New expand.
7703 (mips_lwx_<mode>): Delete.
7704 (mips_l<GPR:size>x_<P:mode>): New pattern.
7705 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7706 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7707 * config/mips/mips.c (mips_lx_address_p): New function.
7708 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7709 (dsp64): New availability predicate.
7710 (mips_builtins): Add an entry for __builtin_mips_ldx.
7711 * config/mips/mips.h (ISA_HAS_LBX): New define.
7712 (ISA_HAS_LBUX): Likewise.
7713 (ISA_HAS_LHX): Likewise.
7714 (ISA_HAS_LHUX): Likewise.
7715 (ISA_HAS_LWX): Likewise.
7716 (ISA_HAS_LWUX): Likewise.
7717 (ISA_HAS_LDX): Likewise.
7718 * doc/extend.texi (__builtin_mips_ldx): Document.
7720 2012-01-04 Tristan Gingold <gingold@adacore.com>
7722 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7723 when long pointers are used.
7724 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7725 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7726 (ia64-hp-*vms*): Remove.
7727 * config/vms/xm-vms64.h: Delete.
7729 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7732 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7734 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7736 * opts.c (finish_options): Remove duplicate sorry.
7738 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7741 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7744 2012-01-04 Richard Guenther <rguenther@suse.de>
7747 * tree.c (size_low_cst): New function.
7748 * tree.h (size_low_cst): Declare.
7749 * fold-const.c (fold_comparison): Use it to extract the low
7750 part of the POINTER_PLUS_EXPR offset.
7752 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7754 Fix clearing ZERO_REG
7755 * config/avr/avr.md (cc): Add alternative "ldi".
7756 (movqi_insn): Use it in cc attribute.
7757 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7758 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7759 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7761 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7763 * configure: Regenerate.
7765 2012-01-04 Richard Guenther <rguenther@suse.de>
7767 PR tree-optimization/49651
7768 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7769 (var_can_have_subvars): Use it.
7770 (get_constraint_for_1): Only consider subfields if there can be any.
7772 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7775 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7776 to its new canonical_cselib_val and the cselib_val was in
7777 first_containing_mem chain, but the canonical_cselib_val was not,
7778 add the latter into the chain.
7779 (cselib_invalidate_mem): Compare canonical_cselib_val of
7780 addr_list chain elt with v.
7783 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7784 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7786 (output_macinfo_op): Don't ggc_strdup fd->filename.
7787 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7788 then ggc_strdup it. Don't free inc->info or cur->info.
7789 (output_macinfo): Don't free ref->info or file->info.
7791 2012-01-03 Ira Rosen <irar@il.ibm.com>
7793 PR tree-optimization/51269
7794 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7795 first_niters a pointer.
7796 (slpeel_tree_peel_loop_to_edge): Likewise.
7797 (vect_do_peeling_for_loop_bound): Update call to
7798 slpeel_tree_peel_loop_to_edge.
7799 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7800 here. Remove it from the parameters list.
7801 (vect_do_peeling_for_alignment): Update calls and compute
7804 2012-01-03 Richard Guenther <rguenther@suse.de>
7806 PR tree-optimization/51070
7807 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7808 Properly handle calls.
7810 2012-01-03 Richard Guenther <rguenther@suse.de>
7812 PR tree-optimization/51692
7813 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7814 the LHS of allocation stmts.
7816 2012-01-03 Olivier Hainque <hainque@adacore.com>
7818 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7820 2012-01-03 Olivier Hainque <hainque@adacore.com>
7822 * collect2.c (main): In AIX specific computations for vector
7823 insertions, use CONST_CAST2 to cast from char ** to const char **.
7825 2012-01-03 Richard Guenther <rguenther@suse.de>
7828 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7829 the context of a limbo DIE when it does not already exist.
7831 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7833 PR tree-optimization/51719
7834 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7835 but direct call is, clear direct call's lhs and don't add fallthrough
7836 edge from dcall_bb to join_bb and PHIs.
7838 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7840 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7841 the instructions emitted by the pattern.
7842 ("*TDC_insn_<mode>"): Add comment.
7844 2012-01-03 Richard Guenther <rguenther@suse.de>
7847 * fold-const.c (fold_comparison): Properly canonicalize
7848 tree offset and HOST_WIDE_INT bit position.
7850 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7852 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7853 operands for extzv pattern.
7855 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7858 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7861 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7863 * doc/invoke.texi (-flto and related options): Copy-edit.
7865 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7867 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7869 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7871 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7874 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7876 * expr.h (move_by_pieces_ninsns): Declare.
7877 * expr.c (move_by_pieces_ninsns): Make external.
7878 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7879 (mips_store_by_pieces_p): Likewise.
7880 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7881 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7882 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7883 (mips_store_by_pieces_p): Likewise.
7885 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7887 * passes.c (register_one_dump_file): Free full_name.
7889 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7890 (calculate_elim_costs_all_insns): Free offsets_at and
7891 offsets_known_at at the end and clear the pointers.
7893 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7895 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7896 this option introduced in r180739.
7898 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7901 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7902 (tmake_file target=avr): Add avr/t-multilib.
7904 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7905 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7906 * config/avr/genmultilib.awk: New file.
7907 * config/avr/t-multilib: New auto-generated file.
7908 * config/avr/multilib.h: New auto-generated file.
7909 * config/avr/t-avr (AVR_MCUS): New variable.
7910 (genopt.sh): Use it.
7911 (s-mlib): Depend on t-multilib.
7912 (t-multilib, multilib.h): New dependencies.
7913 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7914 (MULTILIB_OPTIONS): Remove.
7915 (MULTILIB_MATCHES): Remove.
7916 (MULTILIB_DIRNAMES): Remove.
7917 (MULTILIB_EXCEPTIONS): Remove:
7918 * config/avr/genopt.sh: Don't use hard coded file name;
7919 pass AVR_MCUS from t-avr instead.
7921 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7923 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7925 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7927 Implement light-weight DImode support.
7928 * config/avr/avr-dimode.md: New file.
7929 * config/avr/avr.md: Include it.
7930 (adjust_len): Add plus64, compare64.
7931 (HIDI): Remove code iterator.
7932 (code_stdname): New code attribute.
7933 (rotx, rotsmode): Remove DI.
7934 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7936 * config/avr/avr-protos.h (avr_have_dimode): New.
7937 (avr_out_plus64, avr_out_compare64): New.
7938 * config/avr/avr.c (avr_out_compare): Handle DImode.
7939 (avr_have_dimode): New variable definition and initialization.
7940 (avr_out_compare64, avr_out_plus64): New functions.
7941 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7942 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7943 (avr_compare_pattern): Skip DImode comparisons.
7945 2012-01-02 Revital Eres <revital.eres@linaro.org>
7947 * ddg.c (def_has_ccmode_p): New function.
7948 (add_cross_iteration_register_deps,
7949 create_ddg_dep_from_intra_loop_link): Call it.
7951 2012-01-02 Richard Guenther <rguenther@suse.de>
7954 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7956 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7958 * gcc.c (process_command): Update copyright notice dates.
7959 * gcov.c (print_version): Likewise.
7960 * gcov-dump.c (print_version): Likewise.
7961 * mips-tfile.c (main): Likewise.
7962 * mips-tdump.c (main): Likewise.
7964 2012-01-01 Ira Rosen <irar@il.ibm.com>
7966 PR tree-optimization/51704
7967 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7968 a use is inside the basic block or loop before accessing its vect info.
7970 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7972 PR rtl-optimization/51069
7973 * cfgloopmanip.c (remove_path): Removing path making irreducible
7974 region unconditional makes BB part of the region.
7976 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7978 PR tree-optimization/51683
7979 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7980 calls with side-effects.
7981 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7983 Copyright (C) 2012 Free Software Foundation, Inc.
7985 Copying and distribution of this file, with or without modification,
7986 are permitted in any medium without royalty provided the copyright
7987 notice and this notice are preserved.