1 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
4 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
6 * config/i386/sse.md (sse_movlhps): Change alternative 3
9 2013-07-09 Joseph Myers <joseph@codesourcery.com>
11 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
12 adjust register size for TDmode and TFmode for VSX registers.
14 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
16 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
18 2013-07-08 Jakub Jelinek <jakub@redhat.com>
20 PR rtl-optimization/57829
21 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
22 mask bits outside of mode are just sign-extension from mode to HWI.
24 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
26 Backport from mainline
27 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
30 * config/i386/i386.c (construct_container): Report error if
31 long double is used with disabled x87 float returns.
33 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
35 Backport from mainline
36 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
39 * collect2.c (collect_atexit): New.
40 (collect_exit): Delete.
41 (main): Register collect_atexit with atexit.
42 (collect_wait): Change collect_exit to exit.
44 * collect2.h (collect_exit): Delete.
45 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
47 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
49 Backport from mainline
50 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
52 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
53 cmp_code to construct REG_EQUAL note.
55 Backport from mainline
56 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
58 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
59 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
61 Backport from mainline
62 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
65 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
66 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
67 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
69 2013-06-09 Jakub Jelinek <jakub@redhat.com>
72 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
73 that operands[2] doesn't overlap with operands[0].
75 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
78 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
79 for non-sse2 targets. Simplify mode attribute calculation.
81 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
83 Backport from mainline
84 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
86 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
87 cache parameters using detect_caches_amd also for CYRIX,
88 NSC and TM2 signatures.
90 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
91 Dzianis Kahanovich <mahatma@eu.by>
95 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
96 VIA/Centaur processors and determine their cache parameters
97 using detect_caches_amd.
99 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
101 * config/i386/i386.c (ix86_option_override_internal): Add
102 PTA_POPCNT to corei7 entry.
104 2013-05-14 Richard Biener <rguenther@suse.de>
106 PR gcov-profile/57269
107 Backport from mainline
108 2012-06-30 Nathan Sidwell <nathan@acm.org>
110 * coverage.c (coverage_init): Read counts file before writing
113 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
116 Backport from mainline
117 2013-01-22 Jakub Jelinek <jakub@redhat.com>
120 * config/i386/i386.md (UNSPEC_STOS): New.
121 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
122 *strsetqi_1): Add UNSPEC_STOS.
124 2013-05-10 Joey Ye <joey.ye@arm.com>
126 Backport from mainline
127 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
130 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
132 (thumb1_extendhisi2): Reduce Thumb pool range.
133 (arm_movdi): Likewise.
134 (thumb1_movdi_insn): Likewise.
135 (thumb1_movsi_insn): Likewise.
136 (pic_load_addr_unified): Likewise.
137 (pic_load_addr_32bit): Likewise.
138 (pic_load_addr_thumb1): Likewise.
139 (thumb1_movhf): Likewise.
140 (arm_movsf_soft_insn): Likewise.
141 (thumb1_movsf_soft_insn): Likewise.
142 (movdf_soft_insn): Likewise.
143 (thumb1_movdf_soft_insn): Likewise.
144 * config/arm/neon.md (*neon_mov<mode>): Likewise.
145 (*neon_mov<mode>): Likwise.
146 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
147 (*thumb2_movhi_insn): Likewise.
148 (*thumb2_extendqisi_v6): Likewise.
149 (*thumb2_zero_extendqisi_v6): Likewise.
150 (*thumb2_zero_extendqisi2_v6): Likewise.
151 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
152 (*movdi_vfp): Likewise.
153 (*movdi_vfp_cortexa8): Likewise.
154 (*thumb2_movsf_vfp): Likewise.
155 (*thumb2_movdf_vfp): Likewise.
157 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
159 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
160 Add mthumb/march=armv7-a multilib.
161 Add mthumb/march=armv7-r multilib.
162 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
164 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
167 * config/v850/t-rtems: Add more multilibs.
169 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
172 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
175 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
176 to save TFmode registers and DImode to save TImode registers for
177 caller save operations.
178 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
179 mark being partially clobbered since they only use the first
182 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
183 and TDmode only use the upper 64-bits of each VSX register.
185 2013-05-03 Marek Polacek <polacek@redhat.com>
187 Backport from mainline
188 2013-04-25 Marek Polacek <polacek@redhat.com>
190 PR tree-optimization/57066
191 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
193 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
195 Backport from mainline
196 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
199 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
201 (*zero_extendsidi2): Ditto.
203 Backport from mainline
204 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
207 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
209 2013-04-29 Christian Bruel <christian.bruel@st.com>
212 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
214 2013-04-27 Jakub Jelinek <jakub@redhat.com>
217 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
218 the immediate rotate count.
220 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
222 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
224 2013-04-19 Matthias Klose <doko@ubuntu.com>
228 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
230 Backport from mainline
231 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
232 Alexander Monakov <amonakov@ispras.ru>
235 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
236 flush pending lists also on non-jumps. Adjust comment.
239 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
241 * sched-deps.c (add_dependence_list_and_free): Simplify.
242 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
243 lists when add_dependence_list_and_free doesn't free them.
245 2013-04-19 Marek Polacek <polacek@redhat.com>
247 Backport from mainline
248 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
249 Jakub Jelinek <jakub@redhat.com>
251 PR tree-optimization/48189
252 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
253 If nitercst is 0, don't predict the exit edge.
255 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
257 Backport from mainline
258 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
259 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
261 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
264 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
266 * doc/tm.texi: Update.
267 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
268 * target.def (force_at_comp_dir): New hook.
269 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
270 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
272 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
275 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
276 (S_MODES): Set H_MODE bit.
277 (SF_MODES): Set only S_MODE and SF_MODE bits.
278 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
279 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
280 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
281 <MODE_FLOAT>: Likewise.
283 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
285 Backport from mainline:
286 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
289 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
290 nuses, make sure we have a label.
292 2013-04-11 Richard Biener <rguenther@suse.de>
294 * BASE-VER: Set to 4.7.4.
295 * DEV-PHASE: Set to prerelease.
297 2013-04-11 Release Manager
299 * GCC 4.7.3 released.
301 2013-04-10 David S. Miller <davem@davemloft.net>
303 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
306 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
310 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
312 Backport from mainline
313 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
314 Alexander Monakov <amonakov@ispras.ru>
317 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
318 flush pending lists also on non-jumps. Adjust comment.
320 2013-04-03 Richard Biener <rguenther@suse.de>
322 PR tree-optimization/56501
323 * tree-switch-conversion.c (check_process_case): Properly
324 handle !single_succ_p case.
326 2013-04-03 Jakub Jelinek <jakub@redhat.com>
328 Backported from mainline
329 2013-03-06 Jakub Jelinek <jakub@redhat.com>
331 PR tree-optimization/56539
332 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
333 instead of GSI_CONTINUE_LINKING as last argument to
334 force_gimple_operand_gsi. Adjust function comment.
336 2013-03-05 Jakub Jelinek <jakub@redhat.com>
339 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
340 (avoid_complex_debug_insns): New function.
341 (expand_debug_locations): Call it.
343 2013-04-02 Wei Mi <wmi@google.com>
345 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
346 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
347 *<rotate_insn><mode>3_mask in i386.md.
349 2013-04-02 Richard Biener <rguenther@suse.de>
352 Backport from mainline
353 2012-05-16 Richard Guenther <rguenther@suse.de>
355 * tree-inline.c (declare_return_variable): Properly handle
356 DECL_BY_REFERENCE return vars in SSA form.
358 2013-04-01 Wei Mi <wmi@google.com>
360 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
361 Truncate operand 2 using %b asm operand modifier.
362 (*<shift_insn><mode>3_mask): Ditto.
363 (*<rotate_insn><mode>3_mask): Ditto.
365 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/i386.md (*movsf_internal): Change type of
368 alternatives 3,4 to imov.
370 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
372 Backport from mainline
373 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
376 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
377 when the may_trap_p bit of the exprs being merged differs.
378 Reorder tests for speculativeness in the logical and operator.
380 Backport from mainline
381 2013-03-05 Jakub Jelinek <jakub@redhat.com>
384 * sel-sched-ir.c (free_sched_pools): Release
385 succs_info_pool.stack[succs_info_pool.max_top] vectors too
386 if succs_info_pool.max_top isn't -1.
388 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
390 Backport from mainline
391 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
394 * sel-sched.c: Include ira.h.
395 (implicit_clobber_conflict_p): New function.
396 (moveup_expr): Use it.
397 * Makefile.in (sel-sched.o): Depend on ira.h.
399 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
401 Backport from mainline
402 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
403 Alexander Monakov <amonakov@ispras.ru>
406 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
407 flush pending lists also on non-jumps. Adjust comment.
409 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
411 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
412 * doc/extend.texi (Named Address Spaces): Ditto.
413 (Variable Attributes): Ditto.
415 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
417 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
418 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
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.c (tilegx_expand_prologue): Avoid
427 double-decrement of next_scratch_regno.
429 2013-03-27 Walter Lee <walt@tilera.com>
431 Backport from mainline:
432 2013-03-27 Walter Lee <walt@tilera.com>
434 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
436 (insn_v1mulus): Ditto.
437 (insn_v2muls): Ditto.
439 2013-03-27 Walter Lee <walt@tilera.com>
441 Backport from mainline:
442 2013-03-27 Walter Lee <walt@tilera.com>
444 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
446 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
448 2013-03-27 Walter Lee <walt@tilera.com>
450 Backport from mainline:
451 2013-03-27 Walter Lee <walt@tilera.com>
453 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
455 (*sibcall_value): Ditto.
457 2013-03-27 Walter Lee <walt@tilera.com>
459 Backport from mainline:
460 2013-03-27 Walter Lee <walt@tilera.com>
462 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
463 (insn_mnz_v8qi): ... this ...
464 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
466 (insn_v<n>mnz): Replaced by ...
467 (insn_v1mnz): ... this ...
468 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
470 (insn_mz_<mode>): Replaced by ...
471 (insn_mz_v8qi): ... this ...
472 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
474 (insn_v<n>mz): Replaced by ...
475 (insn_v1mz): ... this ...
476 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
479 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
481 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
483 2013-03-26 Richard Biener <rguenther@suse.de>
485 Backport from mainline:
486 2013-03-13 Richard Biener <rguenther@suse.de>
488 PR tree-optimization/56608
489 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
490 calls when vectorizing basic-blocks.
492 2013-03-05 Richard Biener <rguenther@suse.de>
494 PR tree-optimization/56270
495 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
496 of loads after scheduling an SLP instance.
498 2013-03-26 Walter Lee <walt@tilera.com>
500 Backport from mainline:
501 2013-03-26 Walter Lee <walt@tilera.com>
503 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
504 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
506 2013-03-26 Walter Lee <walt@tilera.com>
508 Backport from mainline:
509 2013-03-25 Walter Lee <walt@tilera.com>
511 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
512 TILEGX_INSN_SHUFFLEBYTES1.
513 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
515 (tilegx_builtins): Ditto.
516 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
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 (expand_set_cint64_one_inst): Inline
524 tests for constraint J, K, N, P.
526 2013-03-26 Walter Lee <walt@tilera.com>
528 Backport from mainline:
529 2013-03-25 Walter Lee <walt@tilera.com>
531 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
532 Use indirect/pcrel encoding.
533 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
536 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
538 Backport from mainline:
539 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
540 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
543 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
544 (musermode): Convert to Var(TARGET_USERMODE).
545 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
546 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
547 * config/sh/sh.c (sh_option_override): Use
548 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
549 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
551 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
553 (udivsi3_i4_single, divsi3_i4_single): Use
554 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
555 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
556 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
557 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
558 (SUBTARGET_OVERRIDE_OPTIONS): New.
560 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
562 Backport from mainline:
563 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
565 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
566 to m2a-single instead of m2e.
568 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
571 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
574 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
577 * config/i386/i386.c (init_cumulative_args): Also set
578 cum->callee_return_avx256_p.
579 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
580 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
582 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
583 callee_return_avx256_p.
585 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
587 Backport from mainline:
588 2012-12-04 Ian Lance Taylor <iant@google.com>
590 * godump.c (find_dummy_types): Output a dummy type if we couldn't
591 output the real type.
593 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
596 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
597 (PLUS_EXPR): Likewise.
598 * doc/cppopts.texi (--help): Likewise.
599 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
600 (-fdump-rtl-cprop_hardreg): Likewise.
601 (-fdump-rtl-csa): Likewise.
602 (-fdump-rtl-dce): Likewise.
603 (-fdump-rtl-dbr): Likewise.
604 (-fdump-rtl-into_cfglayout): Likewise.
605 (-fdump-rtl-outof_cfglayout): Likewise.
607 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
610 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
611 (arm_print_operand, case 'S'): Don't use shift_operator to validate
614 2013-03-14 Seth LaForge <sethml@google.com>
617 Backport from mainline
618 2012-10-22 Julian Brown <julian@codesourcery.com>
620 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
621 VFP D registers in big-endian mode.
623 2013-03-08 Joey Ye <joey.ye@arm.com>
625 Backport from mainline
626 2013-03-06 Joey Ye <joey.ye@arm.com>
629 * gcc.c (convert_white_space): New function.
630 (main): Handles white space in function name.
632 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
634 Backport from mainline
635 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
638 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
639 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
640 to SH_DIV_CALL_TABLE for TARGET_SH2.
641 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
643 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
644 mdiv= call-div1, call-fp, call-table options.
646 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
648 * config.gcc (arm*-*-rtemself*): New.
649 (arm*-*-rtems*): Removed.
650 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
651 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
653 2013-03-01 Richard Biener <rguenther@suse.de>
655 Backport from mainline
656 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
658 PR tree-optimization/55481
659 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
660 back to general rewriting if we cannot leave an original biv
663 2013-03-01 Richard Biener <rguenther@suse.de>
665 Backport from mainline
666 2012-04-10 Richard Guenther <rguenther@suse.de>
669 * gimple-low.c (gimple_check_call_args): Properly account for
670 compatible aggregate types.
672 2013-02-26 Nick Clifton <nickc@redhat.com>
675 Import this patch from the mainline:
677 2012-08-17 Nick Clifton <nickc@redhat.com>
679 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
680 (branch_true): Likewise.
681 (branch_false): Likewise.
683 2013-02-26 Jakub Jelinek <jakub@redhat.com>
685 PR tree-optimization/56443
686 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
687 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
688 to type_for_mode langhook.
690 2013-02-21 Jakub Jelinek <jakub@redhat.com>
693 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
696 2013-02-19 Jakub Jelinek <jakub@redhat.com>
698 Backported from mainline
699 2013-02-19 Jakub Jelinek <jakub@redhat.com>
701 PR tree-optimization/56350
702 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
703 if haven't found reduction or nested cycle operand, rather than
704 asserting we must find it.
706 PR tree-optimization/56381
707 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
710 2013-02-08 Jakub Jelinek <jakub@redhat.com>
712 PR tree-optimization/56250
713 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
714 if type is unsigned and code isn't MULT_EXPR.
716 2013-02-06 Jakub Jelinek <jakub@redhat.com>
719 * omp-low.c (use_pointer_for_field): Return false if
720 lower_send_shared_vars doesn't generate any copy-out code.
722 2012-11-27 Jakub Jelinek <jakub@redhat.com>
724 PR tree-optimization/55110
725 * tree-vect-loop.c (vectorizable_reduction): Don't assert
726 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
728 2013-02-18 Richard Biener <rguenther@suse.de>
731 2013-02-04 Richard Biener <rguenther@suse.de>
733 Backport from mainline
734 2012-07-04 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/53844
737 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
738 the loop virtual PHI.
740 2013-02-13 David S. Miller <davem@davemloft.net>
742 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
744 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
746 Backport from mainline
747 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
749 PR rtl-optimization/56275
750 * simplify-rtx.c (avoid_constant_pool_reference): Check that
751 offset is non-negative and less than cmode size before
752 calling simplify_subreg.
754 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
756 Backport from mainline
757 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
759 * config/i386/sse.md (FMAMODEM): New mode iterator.
760 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
761 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
763 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
765 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
766 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
767 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
769 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
771 Backport from mainline
772 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
775 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
776 If there is no implicit builtin declaration, just return NULL.
778 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
779 Michael Meissner <meissner@linux.vnet.ibm.com>
781 Backport from mainline
782 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
783 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
785 2013-02-07 David S. Miller <davem@davemloft.net>
787 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
789 * var-tracking.c (vt_add_function_parameter): Test the presence of
790 HAVE_window_save properly and do not remap argument registers when
791 we have a leaf function.
793 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
795 Backport from mainline
796 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
799 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
801 * config/i386/i386.c (ix86_print_operand): Ditto.
803 2013-02-07 Alan Modra <amodra@gmail.com>
806 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
807 static chain, set REST_INLINE_FPRS too.
809 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
811 Backport from mainline
812 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
814 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
815 * configure: Regenerate.
817 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
819 Backport from mainline
820 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
821 Andrew Dixie <andrewd@gentrack.com>
823 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
826 2013-02-05 Richard Biener <rguenther@suse.de>
828 Backport from mainline
829 2012-12-10 Richard Biener <rguenther@suse.de>
831 PR tree-optimization/55107
832 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
833 (bitmap_set_replace_value): Add gcc_unreachable.
834 (do_regular_insertion): Re-write all_same handling. Insert
835 an assignment instead of a PHI in this case.
836 (execute_pre): Do not record constified events.
838 2013-02-05 Richard Biener <rguenther@suse.de>
840 PR tree-optimization/54767
841 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
842 backedges drop all symbolical range information.
843 (execute_vrp): Compute backedges.
845 2013-02-04 Richard Biener <rguenther@suse.de>
847 Backport from mainline
848 2012-01-11 Richard Guenther <rguenther@suse.de>
850 PR tree-optimization/44061
851 * tree-vrp.c (extract_range_basic): Compute zero as
852 value-range for __builtin_constant_p of function parameters.
854 2013-01-08 Jakub Jelinek <jakub@redhat.com>
857 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
859 2013-02-04 Richard Biener <rguenther@suse.de>
861 Backport from mainline
862 2012-07-04 Richard Guenther <rguenther@suse.de>
864 PR tree-optimization/53844
865 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
866 the loop virtual PHI.
868 2012-12-13 Richard Biener <rguenther@suse.de>
871 * tree-streamer.c (record_common_node): Check that we are not
872 recursively pre-loading nodes we want to skip. Handle
873 char_type_node appearing as part of va_list_type_node.
875 2013-02-04 Richard Biener <rguenther@suse.de>
878 * gimple.h (gimple_call_builtin_class_p): New function.
879 * gimple.c (validate_call): New function.
880 (gimple_call_builtin_class_p): Likewise.
881 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
882 Use gimple_call_builtin_class_p.
883 (find_func_clobbers): Likewise.
884 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
885 (strlen_optimize_stmt): Likewise.
887 2013-02-01 Jakub Jelinek <jakub@redhat.com>
889 Backported from mainline
890 2013-01-28 Jakub Jelinek <jakub@redhat.com>
892 PR tree-optimization/56125
893 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
894 pow(x,c) into sqrt(x) * powi(x, n/2) or
895 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
897 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
898 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
901 2013-01-25 Jakub Jelinek <jakub@redhat.com>
903 PR tree-optimization/56098
904 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
905 for stmts with volatile ops.
906 (cond_store_replacement): Don't optimize if assign has volatile ops.
907 (cond_if_else_store_replacement_1): Don't optimize if either
908 then_assign or else_assign have volatile ops.
910 2013-01-23 Jakub Jelinek <jakub@redhat.com>
913 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
914 instead of cmpdi_operand for first comparison operand.
915 Don't assert that comparison operands aren't both constants.
917 2013-01-21 Jakub Jelinek <jakub@redhat.com>
919 PR tree-optimization/56051
920 * fold-const.c (fold_binary_loc): Don't fold
921 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
922 a narrowing conversion, or widening conversion from signed
925 2013-01-18 Jakub Jelinek <jakub@redhat.com>
928 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
929 the case where writing real complex part of target modifies
932 2013-01-15 Jakub Jelinek <jakub@redhat.com>
935 * function.c (thread_prologue_and_epilogue_insns): Always
936 add crtl->drap_reg to set_up_by_prologue.set, even if
937 stack_realign_drap is false.
939 2013-01-10 Jakub Jelinek <jakub@redhat.com>
941 PR tree-optimization/55921
942 * tree-complex.c (expand_complex_asm): New function.
943 (expand_complex_operations_1): Call it for GIMPLE_ASM.
945 2013-01-03 Jakub Jelinek <jakub@redhat.com>
947 PR rtl-optimization/55838
948 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
949 iv0.step, iv1.step and step.
951 2012-11-23 Jakub Jelinek <jakub@redhat.com>
954 * Makefile.in (gimple-low.o): Depend on langhooks.h.
955 * gimple-low.c: Include langhooks.c.
956 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
957 by default call lang_hooks.block_may_fallthru.
958 * langhooks.h (struct lang_hooks): Add block_may_fallthru
960 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
961 (LANG_HOOKS_INITIALIZER): Use it.
963 2012-11-20 Jakub Jelinek <jakub@redhat.com>
966 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
967 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
968 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
969 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
970 fail if the last real insn doesn't have REG_ARGS_SIZE note.
972 2012-11-17 Jakub Jelinek <jakub@redhat.com>
974 PR tree-optimization/55236
975 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
976 and signed ARG0_TYPE, force low and high to be non-NULL.
978 2012-11-13 Jakub Jelinek <jakub@redhat.com>
980 PR rtl-optimization/54127
981 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
982 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
983 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
984 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
985 REG_LABEL_TARGET and REG_LABEL_OPERAND.
987 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
989 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
990 range isn't testing for zero.
992 2013-01-29 Richard Biener <rguenther@suse.de>
994 PR tree-optimization/56113
995 * tree-ssa-structalias.c (equiv_class_lookup): Also return
997 (label_visit): Free duplicate bitmaps and record the leader instead.
998 (perform_var_substitution): Adjust.
1000 2013-01-28 Serowk <serowk@yandex.ru>
1003 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1004 Fix mode checks to allow for the passing of constants in the
1006 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1007 Add entries in the switch statement for builtin iwmmxt vector
1008 shift and rotate builtins.
1010 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1012 Backport from mainline
1013 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1016 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1017 operand 0 in movabs insn template for -masm=intel asm alternative.
1018 (*movabs<mode>_2): Ditto for operand 1.
1020 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1022 Backport from mainline
1023 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1026 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1027 alternative to (o,r).
1028 (*movdi_internal_rex64): Remove (!o,n) alternative.
1029 (DImode immediate->memory splitter): Remove.
1030 (DImode immediate->memory peephole2): Remove.
1031 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1032 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1033 alternative to (!o,*r).
1034 (*movtf_internal_sse): New pattern.
1035 (*movxf_internal_rex64): New pattern.
1036 (*movxf_internal): Disable for TARGET_64BIT.
1037 (*movdf_internal_rex64): Remove (!o,F) alternative.
1039 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1041 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1042 involving stack registers slightly.
1044 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1046 * config/i386/constraints.md (Yf): New constraint.
1047 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1048 of f constraint to conditionaly disable x87 register preferences.
1049 (*movdf_internal): Ditto.
1050 (*movsf_internal): Ditto.
1052 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1055 (*movtf_internal_rex64): Add (!o,C) alternative
1056 (*movxf_internal_rex64): Ditto.
1057 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1059 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1061 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1063 2013-01-24 Martin Jambor <mjambor@suse.cz>
1065 Backport from mainline
1066 2013-01-04 Martin Jambor <mjambor@suse.cz>
1068 PR tree-optimization/55755
1069 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1070 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1072 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1074 Backport from mainline
1075 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1077 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1079 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1081 PR rtl-optimization/56023
1082 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1083 dependent on debug instruction.
1085 2013-01-21 Martin Jambor <mjambor@suse.cz>
1087 Backport from mainline
1088 2013-01-17 Martin Jambor <mjambor@suse.cz>
1090 PR tree-optimizations/55264
1091 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1092 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1093 for virtual functions.
1094 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1095 for virtual methods.
1096 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1097 virtual methods before inlining is over.
1099 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1101 Backport from mainline
1102 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1105 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1106 store through atomic_store<mode>_1.
1107 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1109 2013-01-16 Richard Biener <rguenther@suse.de>
1112 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1113 account for bitpos when computing alignment.
1115 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1117 Backport from 2013-01-14 trunk r195169.
1120 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1121 etc. to 1 and not to __flash.
1122 Use LL suffix for __INT24_MAX__ with -mint8.
1123 Use ULL suffix for __UINT24_MAX__ with -mint8.
1125 2013-01-14 Matthias Klose <doko@ubuntu.com>
1127 * doc/invoke.texi: Document -print-multiarch.
1128 * doc/install.texi: Document --enable-multiarch.
1129 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1130 * configure.ac: Add --enable-multiarch option.
1131 Substitute with_cpu, with_float.
1132 * configure: Regenerate.
1133 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1134 enable_multiarch, with_cpu, with_float: New macros.
1135 if_multiarch: New macro, define in terms of enable_multiarch.
1136 * genmultilib: Add new argument for the multiarch name.
1137 * gcc.c (multiarch_dir): Define.
1138 (for_each_path): Search for multiarch suffixes.
1139 (driver_handle_option): Handle multiarch option.
1140 (do_spec_1): Pass -imultiarch if defined.
1141 (main): Print multiarch.
1142 (set_multilib_dir): Separate multilib and multiarch names
1143 from multilib_select.
1144 (print_multilib_info): Ignore multiarch names in multilib_select.
1145 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1146 * cppdefault.h (default_include): Document multiarch in multilib
1148 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1149 include directory for multiarch directories.
1150 * common.opt: New options --print-multiarch and -imultilib.
1152 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1153 Include i386/t-linux.
1154 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1155 Include i386/t-kfreebsd.
1156 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1157 * config/i386/t-linux64: Add multiarch names in
1158 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1159 * config/i386/t-gnu: New file.
1160 * config/i386/t-kfreebsd: Likewise.
1161 * config/i386/t-linux: Likewise.
1163 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1164 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1165 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1166 for 32bit non-biarch configurations.
1168 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1169 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1172 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1174 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1176 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1177 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1178 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1180 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1181 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1182 Include rs6000/t-linux for 32bit non-biarch configurations.
1184 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1186 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1188 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1189 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1191 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1192 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1194 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1196 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1197 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1198 (vect_estimate_min_profitable_iter): Adjust to above fix.
1199 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1201 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1203 Backport from mainline
1204 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1206 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1207 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1208 documentation. Add missing '__' in front of
1209 __builtin_ia32_packssdw256.
1211 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1213 Backport from mainline
1214 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1216 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1217 attribute of movddup insn to DF.
1218 (*vec_interleave_lowv2df): Ditto.
1219 (vec_dupv2df): Ditto.
1221 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1223 Backport from 2013-01-07 trunk r194991, r194992.
1226 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1229 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1230 (avr_addrspace_t): Add .section_name field.
1231 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1233 (avr_addrspace): Same. Initialize .section_name. Remove last
1234 NULL entry. Put __memx into .progmemx.data.
1235 (progmem_section_prefix): Remove.
1236 (avr_asm_init_sections): No need to initialize progmem_section.
1237 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1238 section name prefix.
1239 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1240 retrieve the progmem section.
1241 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1242 boundary to run over avr_addrspace[].
1243 (avr_register_target_pragmas): Ditto.
1245 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1247 Backport from 2013-01-07 trunk r194978.
1250 * doc/install.texi (Cross-Compiler-Specific Options): Document
1253 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1255 Backport from 2013-01-07 trunk r194968.
1258 * config/avr/t-avr: Don't automatically rebuild
1259 $(srcdir)/config/avr/t-multilib
1260 $(srcdir)/config/avr/avr-tables.opt
1261 (avr-mcus): New phony target to build them on request.
1262 (s-avr-mlib): Remove.
1263 * avr/avr-mcus.def: Adjust comments.
1265 2013-01-07 Terry Guo <terry.guo@arm.com>
1267 Backport from mainline
1268 2012-12-19 Terry Guo <terry.guo@arm.com>
1270 * config/arm/arm.c (thumb_find_work_register): Check argument
1271 register number based on current PCS.
1273 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1275 Backport from mainline
1276 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1279 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1280 selected code model, define __code_mode_small__, __code_model_medium__,
1281 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1282 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1283 xchg temporary register with %k. Declare temporary register as
1285 [__x86_64__]: For medium and large code models, preserve %rbx register.
1287 2013-01-03 Richard Henderson <rth@redhat.com>
1289 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1290 after eliminating TLS symbols.
1292 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1295 * config/pa/pa.md (movsi): Revert previous change.
1296 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1299 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1302 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1305 2013-01-02 Jason Merrill <jason@redhat.com>
1308 * tree.c (build_array_type_1): Revert earlier change.
1310 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1313 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1314 after reload starts.
1316 2012-12-21 Martin Jambor <mjambor@suse.cz>
1318 PR tree-optimization/55355
1319 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1320 bit_position is small enough to fit a single HOST_WIDE_INT.
1322 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1324 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1326 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1328 Backport from mainline
1329 2012-10-15 Matthias Klose <doko@ubuntu.com>
1331 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1332 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1334 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1335 Tomash Brechko <tomash.brechko@gmail.com>
1338 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1339 handling of before and after cases.
1340 * config/sparc/sync.md (atomic_store): Fix pasto.
1342 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1344 * optabs.c (expand_atomic_store): Elide redundant model test.
1346 2012-12-13 Richard Henderson <rth@redhat.com>
1349 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1351 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1354 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1355 (tldo_stb_sp64): Likewise.
1356 (tldo_sth_sp32): Likewise.
1357 (tldo_sth_sp64): Likewise.
1358 (tldo_stw_sp32): Likewise.
1359 (tldo_stw_sp64): Likewise.
1360 (tldo_stx_sp64): Likewise.
1362 2012-12-10 Kai Tietz <ktietz@redhat.com>
1365 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1367 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1369 Backport from mainline
1370 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1371 H.J. Lu <hongjiu.lu@intel.com>
1374 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1375 before using it as insn or call equivalent.
1377 2012-12-06 Jason Merrill <jason@redhat.com>
1380 * tree.c (build_array_type_1): Re-layout if we found it in the
1383 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1385 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1386 opaque cond in all call insns.
1388 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1390 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1391 area if the function allocates dynamic stack space.
1392 (ia64_initial_elimination_offset): Adjust offsets to above change.
1394 2012-12-03 Richard Biener <rguenther@suse.de>
1396 Backport from mainline
1397 2012-09-24 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/53663
1400 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1401 native encode/interpret translation on VN_WALKREWRITE.
1403 2012-12-03 Kai Tietz <ktietz@redhat.com>
1406 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1409 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1412 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1414 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1416 Backport from mainline:
1417 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1420 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1421 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1422 (in_nullified_branch_delay): Likewise.
1423 (in_call_delay): Likewise.
1424 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1425 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1426 the $$sh_func_adrs call as variable. Update type of sibcalls and
1427 $$sh_func_adrs call.
1428 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1429 length instead of adjustment. Handle negative and undefined call
1430 adjustments for insn_default_length. Remove adjustment for millicode
1431 insn with unfilled delay slot.
1432 (pa_output_millicode_call): Update for revised millicode length.
1433 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1435 2012-11-29 Kai Tietz <ktietz@redhat.com>
1438 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1439 use by XNEWVEC/XRESIZEVEC.
1441 * i386.c (get_scratch_register_on_entry): Handle
1442 thiscall-convention.
1443 (split_stack_prologue_scratch_regno): Likewise.
1444 (ix86_static_chain): Likewise.
1445 (x86_output_mi_thunk): Likewise.
1447 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1449 Backported from mainline
1450 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1451 Markus Trippelsdorf <markus@trippelsdorf.de>
1454 * lto-opts.c (lto_write_options): Also handle
1455 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1456 OPT_SPECIAL_program_name.
1459 * lto-wrapper.c (merge_and_complain): Handle
1460 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1461 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1463 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1465 PR rtl-optimization/55489
1466 * gcse.c (compute_transp): Precompute a canonical version
1467 of XEXP (x, 0), and pass it to canon_true_dependence.
1469 2012-11-27 Richard Biener <rguenther@suse.de>
1472 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1473 stmt with a NOP instead of removing it.
1475 2012-11-26 Richard Biener <rguenther@suse.de>
1477 Backport from mainline
1478 2012-10-19 Richard Biener <rguenther@suse.de>
1480 PR tree-optimization/54976
1481 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1482 Robustify against odd inner_mode inputs.
1484 2012-10-12 Richard Biener <rguenther@suse.de>
1486 PR tree-optimization/54894
1487 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1488 Handle over-aligned scalar types properly.
1490 2012-10-02 Richard Guenther <rguenther@suse.de>
1493 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1494 cleaning up the CFG.
1496 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1498 Backport from mainline
1499 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1501 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1502 explaining the register ordering preferences.
1504 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1505 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1506 constraints so that the traditional floating point loads, stores,
1507 and moves are done first, then the VSX loads, stores, and moves,
1508 and finally the GPR loads, stores, and moves so that reload
1509 chooses FPRs over GPRs, and uses the traditional load/store
1510 instructions which provide an offset.
1511 (movdf_hardfloat64): Likewise.
1513 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1515 Backported from mainline
1516 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1517 H.J. Lu <hongjiu.lu@intel.com>
1520 * config/i386/i386.c (legitimize_pic_address): Properly handle
1522 (ix86_print_operand_address): Set code to 'k' when forcing
1523 addr32 prefix. For x32, zero-extend negative displacement if
1526 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1528 * common.opt (fvar-tracking-uninit): Document.
1529 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1530 * config/darwin.c (darwin_override_options): Likewise.
1532 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1534 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1535 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1537 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1539 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1541 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1543 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1546 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1548 Backport from mainline
1549 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1551 * config/i386/i386.c (ix86_init_machine_status): Do not
1552 explicitly clear tls_descriptor_call_expanded_p again.
1554 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1556 * config/i386/sse.md
1557 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1558 as read and written by the instruction.
1560 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1562 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1563 (ix86_instantiate_decls): New function.
1564 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1565 stack slot instead of SLOT_VIRTUAL.
1566 <case IX86_BUILTIN_STMXCSR>: Ditto.
1567 (assign_386_stack_local): Do not assert when virtual slot is valid.
1568 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1569 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1570 (truncxf<mode>2): Ditto.
1571 (floatunssi<mode>2): Ditto.
1572 (isinf<mode>2): Ditto.
1573 * config/i386/sync.md (atomic_load<mode>): Ditto.
1574 (atomic_store<mode>): Ditto.
1576 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1579 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1580 the argument is itself a conditional expression.
1582 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1584 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1587 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1589 PR tree-optimization/54986
1590 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1591 conversions on entry but add them back on exit if needed.
1593 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1596 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1598 (print_reg): Use true_regnum rather than REGNO.
1599 (ix86_print_operand_address): Remove SUBREG handling.
1601 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1603 Backported from mainline
1604 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1607 * gimple.h (is_gimple_sizepos): New inline function.
1608 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1609 final assignment to expr variable.
1610 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1611 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1612 into a local temporary.
1614 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1616 PR tree-optimization/54877
1617 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1618 use make_ssa_name instead of copy_ssa_name.
1620 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1622 Backport from mainline
1623 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1625 PR tree-optimization/53708
1626 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1627 user-supplied alignment when used with an explicit section name.
1629 2012-11-02 Jeff Law <law@redhat.com>
1631 PR tree-optimization/54985
1632 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1633 from thread_across_edge.
1634 (thread_across_edge): Use it in all cases where we might thread
1637 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1639 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1640 special register pushes before frame probing and allocation.
1642 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1643 Joel Sherrill <joel.sherrill@oarcorp.com>
1645 * config/sparc/t-rtems: New (Custom multilibs).
1646 * config/sparc/t-rtems-64: New (Custom multilibs).
1647 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1648 (sparc-*-rtems*): Add sparc/t-rtems.
1650 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1652 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1654 (hash_rtx): Likewise.
1656 2012-10-29 Terry Guo <terry.guo@arm.com>
1658 Backport from mainline
1659 2012-10-11 Terry Guo <terry.guo@arm.com>
1661 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1663 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1666 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1668 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1669 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1671 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1673 * config/avr/t-rtems: Revert previous commit.
1675 2012-10-26 Terry Guo <terry.guo@arm.com>
1677 Backport from mainline
1678 2012-10-23 Terry Guo <terry.guo@arm.com>
1681 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1684 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1686 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1688 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1690 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1692 * config.gcc (microblaze*-*-rtems*): New target.
1693 * config/microblaze/rtems.h: New.
1694 * config/microblaze/t-rtems: New.
1696 2012-10-25 Richard Biener <rguenther@suse.de>
1698 PR tree-optimization/54902
1699 * tree-ssa-pre.c (fini_pre): Return TODO.
1700 (execute_pre): Adjust.
1701 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1702 blocks before computing dominators.
1704 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1706 Backport from mainline
1707 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1709 * config/i386/i386.c (memory_address_length): Assert that non-null
1710 base or index RTXes are registers. Do not check for REG RTXes.
1711 Determine addr32 prefix using SImode_address_operand or
1712 from original base and index RTXes. Simplify code.
1714 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1716 * config/i386/i386-protos.h (memory_address_length): Add new bool
1717 argument. Update all uses.
1718 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1719 add length of addr32 prefix based on mode of base or index register.
1720 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1721 addresses here. Update call to memory_address_length.
1722 (ix86_print_address_operand): Use SImode_address_operand predicate.
1723 * config/i386/predicates.md (SImode_address_operand): New.
1724 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1725 to calculate "mode" attribute. Use SImode_address_operand predicate
1726 instead of open-coding accepted RTX codes.
1728 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1730 Backport from 2012-10-22 trunk r192685.
1731 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1732 Note __AVR_<device>__ is not defined for cores.
1733 Don't point to --help=target.
1734 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1736 2012-10-19 Marek Polacek <polacek@redhat.com>
1738 Backported from mainline
1739 2012-10-19 Marek Polacek <polacek@redhat.com>
1742 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1743 pointer/non-pointer comparison.
1745 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1747 Backported from mainline
1748 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1751 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1752 sure the mode is correct when falling through from above cases.
1754 2012-10-19 Alan Modra <amodra@gmail.com>
1756 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1757 (HAVE_LD_LARGE_TOC): Likewise.
1758 * configure: Regenerate.
1760 2012-10-19 Alan Modra <amodra@gmail.com>
1762 * config/rs6000/predicates.md (splat_input_operand): Don't call
1763 input_operand for MEMs. Instead check for volatile and call
1764 memory_address_addr_space_p with modified mode.
1766 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1768 Backported from mainline
1769 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1771 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1773 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1775 PR rtl-optimization/54870
1776 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1777 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1778 SSA_NAME pointer that points to a partition if there is at least
1779 one variable with it set in the partition.
1780 * dse.c (local_variable_can_escape): New predicate.
1781 (can_escape): Call it.
1782 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1783 mark the SSA_NAME pointer that points to a partition.
1785 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1787 Backport from mainline
1788 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1790 PR rtl-optimization/53701
1791 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1792 rocess not only expr's vinsns but all old vinsns from expr's
1795 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1797 Backport from mainline
1798 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1801 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1803 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1804 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1805 only if producer writes to the register given by regno.
1807 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1809 Backport from mainline
1810 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1812 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1813 (UNSPEC_LOADU): New.
1814 (UNSPEC_STOREU): Ditto.
1815 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1816 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1817 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1818 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1819 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1820 (<sse2>_storedqu<avxsizesuffix>): ... this.
1821 (*sse4_2_pcmpestr_unaligned): Update.
1822 (*sse4_2_pcmpistr_unaligned): Ditto.
1824 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1825 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1826 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1827 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1828 gen_sse2_load{dqu,upd} to load from unaligned memory and
1829 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1831 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1832 Use CODE_FOR_sse_loadups.
1833 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1834 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1835 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1836 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1837 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1838 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1839 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1840 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1841 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1842 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1843 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1845 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1847 Backport from trunk (r190222):
1849 PR tree-optimization/54146
1850 * ifcvt.c: Include pointer-set.h.
1851 (cond_move_process_if_block): Change type of then_regs and
1852 else_regs from alloca'd array to pointer_sets.
1853 (check_cond_move_block): Update for this change.
1854 (cond_move_convert_if_block): Likewise.
1855 * Makefile.in: Fix dependencies for ifcvt.o.
1857 2012-10-15 Richard Guenther <rguenther@suse.de>
1859 PR tree-optimization/54920
1860 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1861 allocate temporary storage for all NARY elements.
1863 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1866 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1868 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1870 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1871 default_use_cxa_atexit to yes.
1873 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1875 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1877 2012-10-05 Jan Hubicka <jh@suse.cz>
1878 Jakub Jelinek <jakub@redhat.com>
1880 PR tree-optimization/33763
1881 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1882 attribute for redefined extern inline functions.
1884 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1886 Backported from mainline
1887 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1889 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1890 in SSE and YMM state support check for -march=native.
1892 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1895 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
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 * doc/invoke.texi: Document -mprefer-avx128.
1906 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1908 Backported from mainline
1909 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1912 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1913 (XSTATE_FP): Likewise.
1914 (XSTATE_SSE): Likewise.
1915 (XSTATE_YMM): Likewise.
1916 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1917 SSE and YMM states aren't supported.
1919 2012-10-01 Tom de Vries <tom@codesourcery.com>
1921 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1924 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1927 * config/s390/s390.c (s390_option_override): Add missing break.
1929 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1931 Backport from mainline
1932 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1934 * config.gcc: Replace 'host' with 'target' when configuring for
1935 powerpc64*-*-freebsd.
1937 2012-09-28 Meador Inge <meadori@codesourcery.com>
1939 Backport from mainline
1940 2012-09-27 Meador Inge <meadori@codesourcery.com>
1942 * gcc-ar.c (main): Handle the returning of the sub-process error
1945 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1947 Backport from 2012-09-28 trunk r191821.
1948 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1950 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1953 * simplify-rtx.c (simplify_binary_operation_1): Perform
1954 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1956 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1958 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1959 TYPE_NONALIASED_COMPONENT flag.
1960 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1961 TYPE_NONALIASED_COMPONENT flag.
1963 2012-09-21 Richard Guenther <rguenther@suse.de>
1966 Backport from mainline
1967 2012-04-19 Richard Guenther <rguenther@suse.de>
1969 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1972 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1975 * c-typeck.c (c_cast_expr): When casting to a type requiring
1976 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1979 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1982 * c-typeck.c (build_unary_op): Pass original argument of
1983 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1984 any C_MAYBE_CONST_EXPR, if it has integer operands.
1985 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1986 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1987 to c_objc_common_truthvalue_conversion, then remove any
1988 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1989 c_objc_common_truthvalue_conversion not
1990 c_common_truthvalue_conversion.
1991 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1992 call note_integer_operands for arguments with integer operands
1993 that are not integer constants.
1995 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1997 Backported from mainline
1998 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2000 PR tree-optimization/54563
2001 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2002 gimple_purge_dead_eh_edges if last call has been changed.
2004 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2007 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2008 instead of (match_dup 0) as second argument to vec_merge.
2009 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2010 Remove third alternative.
2011 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2012 operand 2 instead of operand 1, but put it as first argument
2014 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2015 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2018 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2020 * BASE-VER: Set to 4.7.3.
2021 * DEV-PHASE: Set to prerelease.
2023 2012-09-20 Release Manager
2025 * GCC 4.7.2 released.
2027 2012-09-15 Andi Kleen <ak@linux.intel.com>
2029 Backport from mainline
2030 2012-09-07 Andi Kleen <ak@linux.intel.com>
2032 * gcc/lto-streamer.h (res_pair): Add.
2033 (lto_file_decl_data): Replace resolutions with respairs.
2035 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2036 Initialize respairs.
2037 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2039 2012-09-14 Walter Lee <walt@tilera.com>
2041 Backport from mainline.
2042 2012-09-14 Walter Lee <walt@tilera.com>
2044 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2045 option for TILEPro and TILE-Gx.
2047 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2049 * config/i386/i386.h (x86_prefetchw): New global variable.
2050 (TARGET_PREFETCHW): New macro.
2051 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2052 (processor_alias_table): Add PTA_PREFETCHW to
2053 bdver1, bdver2 and btver1.
2054 (ix86_option_override_internal): Set x86_prefetchw for
2055 PTA_PREFETCHW targets.
2056 * config/i386/i386.md (prefetch): Expand to prefetchw
2057 for TARGET_PREFETCHW.
2058 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2060 Backport from mainline
2061 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2063 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2064 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2066 (*prefetch_sse): ... this.
2067 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2069 (*prefetch_3dnow): ... this.
2071 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2074 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2075 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2077 2012-09-12 Teresa Johnson <tejohnson@google.com>
2079 Backport from mainline.
2080 2012-09-12 Teresa Johnson <tejohnson@google.com>
2082 PR gcov-profile/54487
2083 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2084 test using F_SETLKW with fcntl.
2085 * configure, config.in: Regenerate.
2087 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2089 Backport from mainline
2090 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2092 * config/i386/i386.md : Comments on fma4 instruction selection
2093 reflect requirement on register pressure based cost model.
2095 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2096 flag is set-reset as informed by the cpuid flag.
2098 * config/i386/i386.c (processor_alias_table): fma4
2099 flag is enabled for bdver2.
2101 2012-09-12 Christian Bruel <christian.bruel@st.com>
2103 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2105 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2107 * config.gcc: Obsolete picochip-*.
2109 2012-09-11 Richard Guenther <rguenther@suse.de>
2112 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2113 on flag_toplevel_reorder.
2115 2012-09-10 Richard Henderson <rth@redhat.com>
2117 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2120 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2122 Backport from 2012-09-10 mainline r191132.
2125 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2127 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2130 * tree-sra.c (disqualify_base_of_expr): Check for possible
2131 NULL_TREE returned by get_base_address()
2133 2012-09-07 Richard Guenther <rguenther@suse.de>
2135 Backport from mainline
2136 2012-06-26 Jan Hubicka <jh@suse.cz>
2139 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2142 2012-09-07 Richard Guenther <rguenther@suse.de>
2144 Backport from mainline
2145 2012-07-13 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/53922
2148 * tree-vrp.c (value_inside_range): Change prototype to take
2149 min/max instead of value-range.
2150 (range_includes_zero_p): Likewise. Return the result from
2152 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2153 return value from range_includes_zero_p.
2154 (extract_range_from_unary_expr_1): Likewise.
2155 (compare_range_with_value): Likewise.
2156 (vrp_meet_1): Likewise.
2158 2012-09-07 Richard Guenther <rguenther@suse.de>
2161 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2162 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2163 arguments separately.
2165 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2167 Backported from mainline
2168 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2170 PR rtl-optimization/54455
2171 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2172 bb ends up with asm goto referencing bb's label.
2174 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2176 Backport from mainline.
2177 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2178 Richard Earnshaw <richard.earnshaw@arm.com>
2181 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2182 element size. Use elem_type from the formal parameter. New parameter
2184 (neon_expand_args): Adjust call to neon_dereference_pointer.
2186 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2188 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2189 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2191 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2193 Backport from mainline
2194 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2196 * config/i386/i386.md (isa): Add fma and fma4.
2197 (enabled): Handle fma and fma4.
2198 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2199 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2200 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2201 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2202 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2203 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2205 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2207 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2208 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2209 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2211 2012-09-06 Richard Guenther <rguenther@suse.de>
2213 PR tree-optimization/54498
2214 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2215 abort when reaching an already visited region.
2216 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2217 (get_continuation_for_phi_1): Likewise.
2218 (walk_non_aliased_vuses): When we translated the reference,
2219 abort when we re-visit a region.
2220 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2222 2012-09-06 Andrew Pinski <apinski@cavium.com>
2225 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2227 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2230 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2231 build_int_cst with size_type_node instead of size_int.
2233 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2235 Backport from 2012-09-05 mainline r190697.
2238 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2239 configured --with-avrlibc.
2240 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2242 * config/avr/avrlibc.h: New file.
2243 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2244 configured --with-avrlibc.
2245 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2247 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2249 Backport from 2012-09-04 mainline r190919
2252 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2253 of size less than 4 bytes by using macro ARM_NUM_INTS.
2254 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2256 2012-09-04 Richard Henderson <rth@redhat.com>
2258 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2260 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2262 Backport from 2012-09-04 mainline r190920
2265 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2267 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2269 Backport from 2012-09-04 mainline r190914
2272 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2274 (avr_allocate_stack_slots_for_args): ...this new static function.
2276 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2278 Backported from mainline
2279 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2282 * doc/invoke.texi: Add -da and remove -dm.
2284 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2286 Backported from mainline
2287 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2290 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2291 operands[1] is CONST_INT_P, convert it to QImode before printing.
2293 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2296 * c-convert.c (convert): Don't call fold_convert_loc if
2297 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2298 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2299 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2301 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2304 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2305 if init is a CONSTRUCTOR.
2307 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2309 PR rtl-optimization/54369
2310 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2311 calling dbr_schedule.
2312 * config/sparc/sparc.c (sparc_reorg): Likewise.
2314 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2316 Backport from mainline
2317 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2319 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2320 case for Atom processor.
2322 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2324 Backport from mainline
2325 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2328 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2329 true for TARGET_64BIT or !flag_pic.
2330 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2331 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2332 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2333 Add insn constraint. Conditionally emit xchg asm insns.
2334 (atomic_compare_and_swap<mode>): Update calls. Check only
2335 cmpxchg8b_pic_memory_operand in memory address fixup.
2337 (CASHMODE): Rename from DCASHMODE.
2338 (doublemodesuffix): Update modes.
2339 (regprefix): New mode attribute.
2341 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2342 <UNSPECV_CMPXCHG>: New constant.
2343 (atomic_compare_and_swap<mode>_1): Rename from
2344 atomic_compare_and_swap_single<mode>. Update calls and
2345 unspec_volatile constants.
2346 (atomic_compare_and_swap<mode>_doubleword): Rename from
2347 atomic_compare_and_swap_double<mode>. Update calls and
2348 unspec_volatile constants.
2350 2012-08-28 Walter Lee <walt@tilera.com>
2352 Backport from mainline
2353 2012-08-28 Walter Lee <walt@tilera.com>
2355 * confg/tilegx/tilegx.md: Fix code style.
2356 (*zero_extendsidi_truncdisi): Fix typo.
2357 * config/tilegx/tilegx.c: Fix code style.
2358 (tilegx_function_profiler): Fix typo.
2360 2012-08-27 Walter Lee <walt@tilera.com>
2362 Backport from mainline
2363 2012-08-27 Walter Lee <walt@tilera.com>
2365 * doc/md.texi (TILE-Gx): Fix typo.
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.c (tilegx_function_profiler): Fix typo.
2373 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
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/tilegx.md (*bfins): Rename to insn_bfins.
2381 (insn_bfins): Delete.
2383 2012-08-27 Walter Lee <walt@tilera.com>
2385 Backport from mainline
2386 2012-08-27 Walter Lee <walt@tilera.com>
2388 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2389 atomic_exchange_bare<mode>,
2390 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2391 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2392 * config/tilegx/tilegx.md (type): Add X1_remove.
2393 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2394 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2395 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2398 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2400 PR rtl-optimization/54088
2401 * jump.c (delete_related_insns): Robustify latest change.
2403 2012-08-21 Richard Guenther <rguenther@suse.de>
2405 Backport from mainline
2406 2012-08-16 Richard Guenther <rguenther@suse.de>
2409 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2411 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2412 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2413 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2414 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2415 (tree_ssa_lim_finalize): Free all mem_refs.
2416 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2417 scc when bailing out.
2418 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2419 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2420 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2421 FOR_EACH_LOOP_BREAK.
2423 2012-08-17 Richard Guenther <rguenther@suse.de>
2425 * tree-sra.c (modify_function): Free redirect_callers vector.
2426 * ipa-split.c (split_function): Free args_to_pass vector.
2427 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2429 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2430 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2431 (vect_analyze_slp_instance): Free everything.
2432 (destroy_bb_vec_info): Free the SLP instances.
2434 2012-08-17 Richard Guenther <rguenther@suse.de>
2436 * params.def (integer-share-limit): Decrease from 256 to 251,
2439 2012-08-21 Richard Guenther <rguenther@suse.de>
2441 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2442 the affine expansion cache.
2444 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2446 Backported from trunk
2447 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2450 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2452 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2454 Backport from mainline.
2455 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2458 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2459 mark as predicable. Adjust asm template.
2460 (vec_setv2di_internal): Likewise.
2461 (vec_extract<mode> VD, VQ): Likewise.
2462 (vec_extractv2di): Likewise.
2463 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2464 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2465 (neon_vdup_n<mode> VX, V32): Likewise.
2466 (neon_vdup_nv2di): Likewise.
2468 2012-08-17 Walter Lee <walt@tilera.com>
2470 Backport from mainline
2471 2012-08-17 Walter Lee <walt@tilera.com>
2473 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2474 (FEEDBACK_ENTER): Define.
2475 (FEEDBACK_REENTER): Define.
2476 (FEEDBACK_ENTRY): Define.
2477 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2478 (FEEDBACK_ENTER): Define.
2479 (FEEDBACK_REENTER): Define.
2480 (FEEDBACK_ENTRY): Define.
2482 2012-08-16 Walter Lee <walt@tilera.com>
2484 Backport from mainline
2485 2012-08-16 Walter Lee <walt@tilera.com>
2487 * config.gcc (tilegx-*-linux*): Add feedback.h.
2488 (tilepro-*-linux*): Likewise.
2489 * config/tilegx/feedback.h: New file.
2490 * config/tilepro/feedback.h: New file.
2492 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2494 Backport from mainline r189840 and r187586:
2495 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2497 * config/i386/i386.md (stack_protect_set): Disable the pattern
2498 for Android since Android libc (bionic) does not provide random
2499 value for stack protection guard at gs:0x14. Guard value
2500 will be provided from external symbol (default implementation).
2501 (stack_protect_set_<mode>): Likewise.
2502 (stack_protect_test): Likewise.
2503 (stack_protect_test_<mode>): Likewise.
2504 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2505 not have Bionic by default
2506 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2507 Macro OPTION_BIONIC is defined in this file and provides Bionic
2508 accessibility status
2510 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2512 * configure.ac: Stack protector enabling for Android targets.
2513 * configure: Regenerate.
2515 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2517 Backported from trunk
2518 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2520 PR rtl-optimization/53942
2521 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2522 directly from likely spilled non-fixed hard registers, move them
2525 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2527 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2528 (xop_phaddubq): Ditto.
2530 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2532 Backport from mainline
2533 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2534 Richard Earnshaw <rearnsha@arm.com>
2536 * target.def (vector_alignment): New target hook.
2537 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2538 * doc/tm.texi: Regenerate.
2539 * targhooks.c (default_vector_alignment): New function.
2540 * targhooks.h (default_vector_alignment): Add prototype.
2541 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2542 * config/arm/arm.c (arm_vector_alignment): New function.
2543 (TARGET_VECTOR_ALIGNMENT): Define.
2545 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2546 vector type alignment instead of size.
2547 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2548 element type size directly instead of computing it from alignment.
2549 Fix variable naming and comment.
2551 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2553 Backport from mainline
2554 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2556 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2557 (alpha_pad_function_end): ... this. Also insert NOP between
2558 sibling call and GP load.
2559 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2561 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2563 Backport from mainline
2564 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2565 H.J. Lu <hongjiu.lu@intel.com>
2567 PR rtl-optimization/54157
2568 * combine.c (gen_lowpart_for_combine): Don't return identity
2569 for CONST or symbolic reference.
2571 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2573 Backport from mainline
2574 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2576 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2577 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2578 split_cost argument signed.
2579 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2580 (ix86_avoid_lea_for_addr): Ditto.
2582 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2584 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2585 the address has less than two components.
2587 2012-08-02 Steve Ellcey <sellcey@mips.com>
2589 Backport from mainline
2590 2012-07-19 Steve Ellcey <sellcey@mips.com>
2592 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2595 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2597 Backport from mainline
2598 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2601 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2602 negative constant address for TARGET_X32 ...
2603 (ix86_decompose_address): ... here. Reject constant addresses
2604 that don't satisfy x86_64_immediate_operand predicate.
2606 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2609 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2610 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2611 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2612 addresses. Prevent zero extensions of CONST_INT operands.
2614 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2617 * config/i386/i386.md (*lea): New insn pattern.
2619 (*lea<mode>_2): Ditto.
2620 (*lea_{3,4,5,6}_zext): Ditto.
2621 * config/i386/predicates.md (lea_address_operand): Do not reject
2622 zero-extended address operands.
2623 * config/i386/constraints.md (j): Remove address constraint.
2624 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2626 (ix86_print_operand_address): Handle SImode subreg of an address.
2627 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2629 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2631 Backport from mainline
2632 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2635 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2636 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2638 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2639 (*movdi_internal_rex64): Use %E operand modifier for lea.
2640 (*movsi_internal): Ditto.
2642 (*lea<mode>_2): Ditto.
2643 (*lea_{3,4,5,6}_zext): Ditto.
2644 (*tls_global_dynamic_32_gnu): Ditto.
2645 (*tls_global_dynamic_64): Ditto.
2646 (*tls_dynamic_gnu2_lea_32): Ditto.
2647 (*tls_dynamic_gnu2_lea_64): Ditto.
2648 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2650 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2652 Backport from mainline
2653 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2655 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2657 (ix86_print_operand_address): Assert that parts.base and parts.index
2658 are non-NULL after call to simplify_subreg.
2660 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2663 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2665 * config/sh/sh.c (sh_option_override): Do not change
2666 flag_finite_math_only. Set TARGET_IEEE to complement of
2667 flag_finite_math_only.
2668 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2669 description of mieee and mno-ieee behavior.
2671 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2674 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2675 (_lzcnt_u64): Ditto.
2677 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2679 Backport from mainline
2680 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2682 PR rtl-optimization/52250
2683 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2684 to put note list into. Unconditionally call move_bb_info.
2685 (move_bb_info): Do not assert the blocks being in the same region,
2686 just drop the note list if they are not.
2688 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2690 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2692 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2694 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2695 defining statement is a SSA name that occurs in abnormal PHIs.
2697 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2699 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2702 2012-07-19 Richard Guenther <rguenther@suse.de>
2703 Eric Botcazou <ebotcazou@adacore.com>
2705 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2706 about transition from invariant to known bits.
2707 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2709 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2712 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2713 (cleanup_tree_cfg_bb): Don't call it.
2714 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2717 2012-07-19 Christian Bruel <christian.bruel@st.com>
2720 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2722 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2724 * config.gcc (v850-*-rtems*): New target.
2725 * config/v850/rtems.h: New.
2726 * config/v850/t-rtems: New.
2728 2012-07-18 Nick Clifton <nickc@redhat.com>
2730 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2732 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2736 Backport from mainline
2737 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2740 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2741 instead expand it as zero extension.
2743 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2745 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2746 QImode and HImode splitters. Use ix86_comparison_operator.
2747 Explicitly match FLAGS_REG.
2748 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2750 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2751 Steven Bosscher <steven@gcc.gnu.org>
2752 Bernd Schmidt <bernds@codesourcery.com>
2754 PR rtl-optimization/53908
2755 * df-problems.c (can_move_insns_across): When doing
2756 memory-reference book-keeping, handle call insns.
2758 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2760 Backport from mainline
2761 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2764 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2765 sibcall_insn_operand. Move it to a temporary register if not.
2767 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2770 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2771 emit PIC sequence for fnaddr symbol reference in advance.
2773 2012-07-09 Jason Merrill <jason@redhat.com>
2776 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2777 (type_hash_eq): Likewise.
2780 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2782 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2784 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2785 due to negative shift amount.
2787 2012-07-06 Kai Tietz <ktietz@redhat.com>
2789 Backport from mainline.
2791 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2792 as "/mingw/include".
2794 2012-07-06 Nick Clifton <nickc@redhat.com>
2796 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2797 default_encode_section_info.
2799 2012-07-06 Richard Guenther <rguenther@suse.de>
2801 Backport from mainline
2802 2012-03-30 Richard Guenther <rguenther@suse.de>
2805 * double-int.c (rshift_double): Remove not needed cast.
2807 2012-03-28 Richard Guenther <rguenther@suse.de>
2810 * double-int.h (rshift_double): Remove.
2811 * double-int.c (lshift_double): Use absu_hwi to make count
2813 (rshift_double): Make static, take unsigned count argument,
2814 remove handling of negative count argument.
2815 (double_int_rshift): Dispatch to lshift_double.
2817 2012-07-06 Richard Guenther <rguenther@suse.de>
2819 Backport from mainline
2820 2012-06-18 Richard Guenther <rguenther@suse.de>
2822 PR tree-optimization/53693
2823 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2824 Reject operands with more than one use.
2826 2012-07-06 Richard Guenther <rguenther@suse.de>
2828 Backport from mainline
2829 2012-04-11 Richard Guenther <rguenther@suse.de>
2832 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2833 consider loop nesting.
2834 (evolution_function_is_univariate_p): Properly check the remainder
2837 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2839 Backport from mainline
2840 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2842 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2843 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2844 (adjacent_mem_locations): Move some code to and call...
2845 (get_memref_parts): ...new function.
2846 (mem_locations_overlap): New function.
2847 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2848 (is_mem_ref): Rename to...
2849 (find_mem_ref): ...this. Return MEM rtx.
2850 (get_store_dest): Remove function.
2851 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2852 new parameter and adjust calls.
2853 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2854 mem refs overlap for true_store_to_load_dep_costly.
2855 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2856 passed to adjacent_mem_locations.
2857 (is_costly_group): Walk resolved dependency list.
2858 (force_new_group): Emit group ending nop for Power6/Power7.
2859 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2860 (group_ending_nop): New define_insn.
2862 2012-07-04 Richard Guenther <rguenther@suse.de>
2865 * gimple-fold.c (get_base_constructor): Do not return an
2866 error_mark_node DECL_INITIAL.
2868 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2870 Backport from mainline
2871 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2873 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2874 code model string in the error message.
2876 2012-07-04 Tristan Gingold <gingold@adacore.com>
2878 Backport from mainline.
2879 2012-06-25 Tristan Gingold <gingold@adacore.com>
2881 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2882 (seh_cfa_adjust_cfa): ... that function.
2883 (seh_emit_stackalloc): Do not emit out of range values.
2884 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2885 UNSPEC_DEF_CFA constants.
2886 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2887 * config/i386/i386.c (ix86_frame_pointer_required): Required
2888 for very large frames on SEH target.
2889 (ix86_compute_frame_layout): Save area is before frame pointer
2890 on SEH target. Handle very large frames.
2891 (ix86_expand_prologue): Likewise.
2893 2012-07-04 Richard Guenther <rguenther@suse.de>
2895 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2896 as in free_lang_data_in_type.
2898 2012-07-02 Martin Jambor <mjambor@suse.cz>
2900 Backport from mainline.
2901 2012-07-02 Martin Jambor <mjambor@suse.cz>
2904 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2905 dynamic type change check.
2907 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2909 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2910 last statement of the finally block onto the switch.
2912 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2914 * configure: Regenerate.
2916 Backport from mainline.
2917 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2919 * config.gcc (target_type_format_char): New. Document it. Set it for
2921 * configure.ac (gnu_unique_option): Use target_type_format_char
2922 in test. Comment rationale.
2924 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2926 Backport from mainline.
2927 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2929 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2931 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2933 Backport from 2012-06-28 mainline r189049
2936 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2937 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2938 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2939 avr_hard_regno_call_part_clobbered.
2941 2012-06-28 Richard Guenther <rguenther@suse.de>
2944 * expr.c (expand_expr_real_1): Verify if the type is complete
2945 before inspecting its size.
2947 2012-06-27 Nick Clifton <nickc@redhat.com>
2949 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2952 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2955 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2957 2012-06-26 Nick Clifton <nickc@redhat.com>
2959 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2961 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2964 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2965 of x x x in the vmovlps load alternative.
2967 2012-06-22 Richard Guenther <rguenther@suse.de>
2969 * gcov-iov.c: Include bconfig.h and system.h.
2971 2012-06-22 Richard Guenther <rguenther@suse.de>
2973 PR gcov-profile/53744
2974 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2976 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2978 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2979 DECL_IGNORED_P non-reg vars even if they are used.
2981 2012-06-19 Jason Merrill <jason@redhat.com>
2984 * dwarf2out.c (modified_type_die): Use scope_die_for.
2985 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2986 (uses_local_type_r, uses_local_type): New.
2987 (scope_die_for): Keep a type that uses a local type in local scope.
2988 Use get_context_die for namespace and type scope.
2990 2012-06-19 Richard Guenther <rguenther@suse.de>
2993 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2994 replace it with the first non-BLOCK context.
2996 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2998 PR rtl-optimization/53700
3000 Backport from mainline
3001 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3003 * ira-color.c (setup_left_conflict_sizes_p): Process all
3004 conflicting objects.
3006 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3008 Backport from mainline
3009 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3012 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3013 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3014 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3015 instead of xop_mulv2div2di3_low.
3016 (xop_p<macs>dql): Fix vec_select selector.
3017 (xop_p<macs>dqh): Ditto.
3018 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3019 (xop_mulv2div2di3_high): Ditto.
3021 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3023 Backport from mainline:
3024 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3026 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3028 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3030 Backport from mainline:
3031 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3033 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3034 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3035 MAX_PCREL17F_OFFSET instead of fixed offset.
3036 (pa_attr_length_call): Likewise.
3037 (pa_attr_length_indirect_call): Likewise.
3039 2012-06-15 Walter Lee <walt@tilera.com>
3041 Backport from mainline:
3042 2012-06-15 Walter Lee <walt@tilera.com>
3044 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3046 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3048 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3050 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3052 Backport from mainline:
3054 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3055 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3056 * gimple.h (block_in_transaction): Check for flag_tm.
3058 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3060 PR tree-optimization/52558
3062 Backport from mainline:
3063 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3064 * gimple.h (gimple_set_in_transaction): Remove.
3065 (gimple_in_transaction): Look in BB instead.
3066 (gimple_statement_base): Remove in_transaction field.
3067 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3068 * trans-mem.c (compute_transaction_bits): Place transaction bit
3069 information into basic blocks.
3071 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3073 PR tree-optimization/52558
3074 * cfg.c (alloc_aux_for_edge): Fix comment.
3075 (alloc_aux_for_edge): Remove static.
3076 * basic-block.h (alloc_aux_for_edge): Protoize.
3077 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3078 (execute_sm_if_changed_flag): New.
3079 (execute_sm_if_changed_flag_set): New.
3080 (execute_sm): Do not generate data races unless requested.
3081 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3082 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3083 * gimple.h (block_in_transaction): New.
3084 (gimple_in_transaction): Use block_in_transaction.
3086 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3088 Backported from mainline
3089 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3091 PR rtl-optimization/53589
3092 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3093 discovery even when e->dest != target. If any LABEL_REF points
3094 to e->dest label, redirect it to target's label.
3096 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3099 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3100 returns false, replace stmt with GIMPLE_NOP.
3101 (check_omp_nesting_restrictions): Instead of issuing warnings,
3102 issue errors and return false if any errors were reported.
3104 2012-06-14 Richard Guenther <rguenther@suse.de>
3106 * BASE-VER: Set to 4.7.2.
3107 * DEV-PHASE: Set to prerelease.
3109 2012-06-12 Christian Bruel <christian.bruel@st.com>
3112 * config/sh/sh.c (sh_option_override): Don't force
3113 flag_omit_frame_pointer and maccumulate_outgoing_args.
3114 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3116 2012-06-14 Release Manager
3118 * GCC 4.7.1 released.
3120 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3122 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3124 2012-06-13 Richard Henderson <rth@redhat.com>
3126 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3127 iterator instead of INT.
3129 2012-06-08 Richard Henderson <rth@redhat.com>
3132 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3133 note to a clobber insn when no other insn is available.
3135 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3138 * doc/invoke.texi (Wenum-compare): Update documentation.
3140 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3143 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3145 (altivec_stvlxl): Ditto.
3146 (altivec_stvrx): Ditto.
3147 (altivec_stvrxl): Ditto.
3149 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3152 * trans-mem.c (expand_block_edges): Do not skip the first
3153 statement when resetting the BB.
3155 2012-06-04 Richard Guenther <rguenther@suse.de>
3158 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3159 create new assembler names.
3161 2012-06-04 Richard Guenther <rguenther@suse.de>
3163 Backport from mainline
3164 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3167 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3168 larger than maxbits. Don't compute maxbits modulo align.
3169 Also check that unit bytes long store at bitpos / unit * unit
3170 doesn't affect bits beyond bitregion_end.
3171 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3172 would not fit into bitregion_start ... bitregion_end + 1 bit
3174 (store_split_bit_field): Decrease unit close to end of bitregion_end
3175 if access is restricted in order to avoid mutual recursion.
3177 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3179 Backport from 2012-06-04 mainline r188172
3182 * config/avr/avr-stdint.h: New file.
3183 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3186 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3188 PR tree-optimization/53550
3189 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3190 is POINTER_TYPE_P, use sizetype as step type instead of type.
3192 2012-06-04 Richard Guenther <rguenther@suse.de>
3193 Eric Botcazou <ebotcazou@adacore.com>
3195 Backport from mainline
3196 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3198 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3199 Change type of BITOFFSET to signed. Make sure the lower bound of
3200 the computed range is non-negative by adjusting OFFSET and BITPOS.
3201 (expand_assignment): Adjust call to get_bit_range.
3203 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3205 * expr.c (get_bit_range): Return the null range if the enclosing record
3206 is part of a larger bit field.
3208 2012-03-20 Richard Guenther <rguenther@suse.de>
3210 * stor-layout.c (finish_bitfield_representative): Fallback
3211 to conservative maximum size if the padding up to the next
3212 field cannot be computed as a constant.
3213 (finish_bitfield_layout): If we cannot compute the distance
3214 between the start of the bitfield representative and the
3215 bitfield member start a new representative.
3216 * expr.c (get_bit_range): The distance between the start of
3217 the bitfield representative and the bitfield member is zero
3218 if the field offsets are not constants.
3220 2012-03-16 Richard Guenther <rguenther@suse.de>
3222 * stor-layout.c (finish_bitfield_representative): Fall back
3223 to the conservative maximum size if we cannot compute the
3224 size of the tail padding.
3226 2012-03-14 Richard Guenther <rguenther@suse.de>
3228 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3229 * stor-layout.c (start_bitfield_representative): New function.
3230 (finish_bitfield_representative): Likewise.
3231 (finish_bitfield_layout): Likewise.
3232 (finish_record_layout): Call finish_bitfield_layout.
3233 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3234 for QUAL_UNION_TYPE fields.
3235 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3236 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3237 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3242 * expr.c (get_bit_range): Unconditionally extract bitrange
3243 from DECL_BIT_FIELD_REPRESENTATIVE.
3244 (expand_assignment): Adjust call to get_bit_range.
3246 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3249 * fold-const.c (fold_binary_loc): Refine previous change.
3251 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3253 Backport from mainline
3254 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3257 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3258 avoid going above orig insn. Update comments.
3260 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3262 Backport from mainline
3263 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3266 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3267 prologue for unwinder and profiler.
3269 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3271 Backport from mainline
3272 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3274 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
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 (sh_dwarf_register_span): Don't apply
3282 DBX_REGISTER_NUMBER.
3284 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3286 Backport from mainline
3287 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3289 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3290 operand is CONST_INT. Take COSTS_N_INSNS into account.
3291 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3294 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3296 * config/avr/avr.opt (-msp8): Document it.
3297 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3299 2012-05-31 Richard Guenther <rguenther@suse.de>
3302 * expr.c (expand_assignment): Do not use movmisalign on
3305 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3308 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3309 (pa_section_type_flags): New.
3310 (pa_legitimate_constant_p): Revert previous change.
3312 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3314 Backport from mainline
3315 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3318 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3319 accessed indirectly.
3320 (ipa_tm_create_version): Same.
3322 2012-05-30 Jason Merrill <jason@redhat.com>
3325 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3326 about array compound literals.
3328 2012-05-30 Richard Guenther <rguenther@suse.de>
3331 * fold-const.c (fold_binary_loc): Make sure to call
3332 fold_plusminus_mult_expr with the original sign of operands.
3334 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3336 * explow.c (probe_stack_range): Restore simple control flow and stop
3337 again when the probe cannot be generated if HAVE_check_stack.
3339 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3341 PR rtl-optimization/53519
3342 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3343 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3345 2012-05-29 Richard Guenther <rguenther@suse.de>
3347 PR tree-optimization/53516
3348 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3350 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3352 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3354 Backport from mainline
3355 2012-05-28 Richard Guenther <rguenther@suse.de>
3357 PR tree-optimization/53438
3358 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3360 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3362 Backport from mainline
3363 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3365 PR rtl-optimization/52528
3366 * combine.c (can_combine_p): Add setting of subst_low_luid
3367 before call to expand_field_assignment().
3369 2012-05-26 Martin Jambor <mjambor@suse.cz>
3371 Backport from mainline
3372 2012-05-23 Martin Jambor <mjambor@suse.cz>
3374 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3376 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3379 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3380 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3382 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3385 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3386 (ix86_expand_vec_perm): Use int mode instead of float.
3388 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3391 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3392 gnu_ld variables to yes.
3393 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3394 (HAVE_GNU_AS): Likewise.
3395 * config.in: Regenerate.
3396 * configure: Likewise.
3398 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3400 Backport from mainline
3401 2012-03-12 Richard Guenther <rguenther@suse.de>
3402 * config/arm/arm.c (neon_dereference_pointer): Do not call
3403 covert during RTL expansion.
3405 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3407 Backport from mainline
3408 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3411 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3412 relied on signed overflow behavior.
3414 2012-05-24 Richard Guenther <rguenther@suse.de>
3417 * tree-profile.c (tree_profiling): Cleanup the CFG if
3418 execute_fixup_cfg requests it.
3420 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3422 PR tree-optimization/53465
3423 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3424 vr0 into *vr, then vrp_meet that.
3425 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3426 have any equivalences.
3427 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3430 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3432 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3434 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3435 (iterative_hash_gimple_type): Adjust comment.
3436 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3437 domain for an array type instead of the domain type itself.
3439 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3441 Backport from 2012-05-23 mainline r187803
3444 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3445 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3448 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3450 Backport from 2012-05-03 mainline r187075
3452 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3453 has_fma4 for AMD processors with both fma3 and fma4 support.
3455 2012-05-22 Richard Guenther <rguenther@suse.de>
3457 PR tree-optimization/53408
3458 * tree-vect-loop.c (vectorizable_induction): Properly check
3459 the restriction that we cannot handle induction results from
3460 the inner loop outside of the outer loop.
3462 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3464 PR tree-optimization/53436
3465 * omp-low.c (omp_build_component_ref): New function.
3466 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3468 PR tree-optimization/53366
3469 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3470 tests if complex_numbers == 2, but there are non-complex number loads
3473 PR tree-optimization/53409
3474 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3475 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3477 PR tree-optimization/53410
3478 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3479 instead of build_int_cst (type, 0) where vector types might be
3482 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3485 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3486 from folded operands before wrapping another around the
3487 conditional expression.
3489 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3490 Patrick Marlier <patrick.marlier@gmail.com>
3492 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3495 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3497 Backport from mainline
3498 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3501 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3502 (UNSPECV_RDRAND): This.
3503 (rdrand<mode>_1): Updated.
3505 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3507 Backport from mainline
3508 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3510 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3511 RDRND, F16C and FSGSBASE.
3513 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3515 Backport from mainline
3516 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3518 * tree-ssa-pre.c (can_value_number_call): Delete.
3519 (compute_avail): Skip all statements with side effects.
3520 <GIMPLE_CALL>: Skip calls to internal functions.
3522 2012-05-18 David S. Miller <davem@davemloft.net>
3524 Backport r185385 from mainline
3525 2012-03-14 Richard Guenther <rguenther@suse.de>
3528 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3529 element type instead of mode, use build_vector_type_for_mode
3530 instead of the langhook, build a vector of proper signedness.
3531 (expand_vector_operations_1): Adjust.
3533 2012-05-18 Olivier Hainque <hainque@adacore.com>
3535 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3536 $(libsubdir) as libexecsubdir.
3538 2012-05-16 Andrew Pinski <apinski@cavium.com>
3540 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3543 2012-05-16 David S. Miller <davem@davemloft.net>
3545 * jump.c (delete_related_insns): If we remove a CALL, make sure
3546 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3548 2012-05-16 Richard Henderson <rth@redhat.com>
3551 * combine-stack-adj.c (prev_active_insn_bb): New.
3552 (next_active_insn_bb): New.
3553 (force_move_args_size_note): New.
3554 (combine_stack_adjustments_for_block): Use it.
3556 2012-05-16 Olivier Hainque <hainque@adacore.com>
3558 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3559 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3560 Add comments and improve stamp preservation across the whole sequence.
3561 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3563 2012-05-16 Richard Guenther <rguenther@suse.de>
3565 PR tree-optimization/53364
3566 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3567 detect a view-conversion of the decl.
3569 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3572 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3573 that operands[2] is either immediate, or q_regs_operand.
3575 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3577 Backport r187139 from mainline.
3578 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3580 PR rtl-optimization/52804
3581 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3582 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3583 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3584 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3585 RELOAD_FOR_OUTADDR_ADDRESS.
3587 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3590 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3591 generate target register for "load" class builtins.
3594 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3597 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3598 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3599 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3600 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3601 (<sse>_movu<ssemodesuffix>): New expander.
3602 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3603 (avx_movdqu<avxmodesuffix>): New expander.
3604 (*sse2_movdqu): Rename from sse2_movdqu.
3605 (sse2_movdqu): New expander.
3607 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3609 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3610 lineno 1 the same as lineno 0 before first start file directive.
3611 (optimize_macinfo_range): Likewise.
3613 * dwarf2out.c (have_macinfo): Define.
3614 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3615 attribute, don't force empty compilation unit and don't emit any
3616 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3618 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3620 Backport from mainline
3621 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3623 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3624 ORDERED and UNORDERED conditions.
3626 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3628 * function.c (requires_stack_frame_p): If the function can throw
3629 non-call exceptions, return true if the insn can throw internally.
3631 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3633 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3634 DECL_ORIGINAL_TYPE if it is present.
3636 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3638 Backport from 2012-05-12 mainline r187342.
3641 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3642 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3643 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3644 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3645 (expand_prologue): Move initialization of cfun->machine->is_naked,
3646 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3647 (avr_set_current_function): ...this new static function.
3648 (TARGET_SET_CURRENT_FUNCTION): New define.
3649 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3650 checking attributes of current_function_decl.
3651 (avr_regs_to_save): Ditto.
3652 (signal_function_p): Rename to avr_signal_function_p.
3653 (interrupt_function_p): Rename to avr_interrupt_function_p.
3655 * doc/extend.texi (Function Attributes): Better explanation of
3656 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3659 2012-05-09 Matthias Klose <doko@ubuntu.com>
3661 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3663 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3666 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3667 when a constant source operand matches an "I" constraint, the "no
3668 CC0 change" applies to a register-destination only, not a
3669 strict_low_part-destination.
3671 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3673 Backport from mainline:
3674 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3676 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3678 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3680 PR tree-optimization/53239
3681 * tree-vrp.c (get_value_range): Set VR of
3682 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3685 2012-05-07 Richard Guenther <rguenther@suse.de>
3687 PR tree-optimization/53195
3688 * tree-inline.c (setup_one_parameter): Properly add referenced
3689 vars from the parameters new known value.
3691 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3693 Backport from mainline:
3694 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3697 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3700 2012-05-04 Ian Lance Taylor <iant@google.com>
3702 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3703 values from false to NULL.
3705 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3707 Backport from mainline
3708 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3711 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3712 (TARGET_CMOV): Rename from TARGET_CMOVE.
3713 (TARGET_CMOVE): New define.
3714 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3715 Do not set TARGET_CMOVE here.
3717 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3719 Backport from mainline:
3721 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3723 PR tree-optimization/52633
3724 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3725 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3726 (vect_recog_over_widening_pattern): Remove handling of code that was
3727 already detected as over-widening pattern. Remove special handling
3728 of "unsigned" cases. Instead, support general case of conversion
3729 of the shift result to another type.
3731 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3733 * tree-vect-patterns.c (vect_single_imm_use): New function.
3734 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3735 (vect_recog_over_widening_pattern): Likewise.
3736 (vect_recog_widen_shift_pattern): Likewise.
3738 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3740 PR tree-optimization/52870
3741 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3742 presumed pattern statement is within the same loop or basic block.
3744 2012-05-04 Richard Guenther <rguenther@suse.de>
3746 * common.opt (flto-report): Do not mark as Optimization.
3748 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3751 * recog.c (constrain_operands): If extra constraints are present, also
3752 accept pseudo-registers with equivalent memory locations during reload.
3754 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3756 Backport from the mainline
3757 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3760 * config/rs6000/rs6000.md (bswapdi splitters): If
3761 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3762 default) is used, generate an alternate sequence that does not
3763 depend on using indexed addressing.
3765 2012-05-03 David S. Miller <davem@davemloft.net>
3768 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3769 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3770 (sparc_emit_float_lib_cmp): Likewise.
3772 2012-05-04 Martin Jambor <mjambor@suse.cz>
3774 Backport from mainline
3775 2012-05-02 Martin Jambor <mjambor@suse.cz>
3778 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3779 of a variable when the contect is a function.
3781 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3784 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3785 append program name to it and pass that as first argument
3786 to make_relative_prefix. Always pass standard_libexec_prefix
3787 as last argument to make_relative_prefix. If
3788 make_relative_prefix returns NULL, fall back to
3789 standard_libexec_prefix.
3792 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3796 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3797 mode, return that mode.
3799 2012-05-03 Richard Guenther <rguenther@suse.de>
3801 PR tree-optimization/53144
3802 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3804 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3805 with SSA name values.
3806 (vn_reference_lookup_3): Adjust callers.
3808 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3810 PR tree-optimization/53163
3811 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3812 return value from compute_all_dependences.
3814 PR rtl-optimization/53160
3815 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3816 has been modified by ree pass already.
3818 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3820 Backport from mainline
3821 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3824 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3825 calls to cgraph_node_name in xstrdup.
3826 (ipa_make_edge_direct_to_target): Ditto.
3827 * tree-sra.c (convert_callers_for_node): Ditto.
3828 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3829 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3830 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3831 (cgraph_materialize_all_clones): Ditto.
3832 * ipa-inline.c (report_inline_failed_reason): Ditto.
3833 (want_early_inline_function_p): Ditto.
3834 (edge_badness): Ditto.
3835 (update_edge_key): Ditto.
3836 (flatten_function): Ditto.
3837 (ipa_inline): Ditto.
3838 (inline_always_inline_functions): Ditto.
3839 (early_inline_small_functions): Ditto.
3841 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3843 Backport from mainline
3844 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3846 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3847 Introduce emul_name to select the right linker emulation for
3848 powerpc64-*-freebsd*.
3849 * configure: Regenerate.
3850 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3851 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3852 * config/rs6000/freebsd64.h: New file.
3853 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3855 (rs6000_savres_strategy): Likewise.
3856 (rs6000_savres_routine_name): Likewise.
3857 (rs6000_elf_file_end): Likewise.
3858 * config/rs6000/t-freebsd64: New file.
3859 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3860 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3862 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3864 Backport from mainline
3865 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3868 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3870 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3872 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3873 predicate to discriminate types.
3875 2012-04-27 Richard Guenther <rguenther@suse.de>
3878 * convert.c (convert_to_integer): Avoid infinite recursion for
3879 target-defined built-in types.
3881 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3884 * config/cris/cris.md ("*andhi_lowpart_v32")
3885 ("*andqi_lowpart_v32"): Change first input-only operand from
3886 a (match_operand ...) to (match_dup 0). Drop alternatives with
3887 const_int-matching constraints for redundancy.
3888 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3889 three-operand alternative.
3891 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3893 Backport from mainline
3894 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3896 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3897 (*addsi_2_zext): Ditto.
3898 (*add<mode>_3): Ditto.
3899 (*addsi_3_zext): Ditto.
3900 (*add<mode>_5): Ditto.
3902 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3905 * c-typeck.c (set_nonincremental_init,
3906 set_nonincremental_init_from_string): Pass true instead of false
3907 as IMPLICIT to add_pending_init.
3909 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3911 Backport from 2012-04-24 mainline r186768.
3914 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3916 2012-04-24 Richard Guenther <rguenther@suse.de>
3918 PR tree-optimization/53085
3919 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3922 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3925 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3927 (output_addressed_constants): Likewise.
3930 * varasm.c (get_section): Don't ICE for section conflicts with
3931 built-in section kinds.
3933 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3935 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3937 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3939 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3941 2012-04-23 Richard Guenther <rguenther@suse.de>
3944 * c-typeck.c (build_binary_op): Fix typo.
3946 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3948 PR tree-optimizations/52891
3949 * tree-vect-patterns.c (adjust_bool_pattern): Use
3950 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3951 but with non-standard precision.
3953 2012-04-22 Ian Lance Taylor <iant@google.com>
3955 * godump.c (go_output_typedef): Dump size of structs.
3957 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3959 Backport from mainline:
3961 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3962 hints for 'A' operand types.
3964 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3966 Backport from 2012-04-19 mainline r186588.
3969 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3970 the case *(X+const).
3972 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3974 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3976 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3979 * config/i386/sync.md (atomic_<code><mode>): Rename to
3980 atomic_<logic><mode>.
3982 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3984 Backport from mainline
3985 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3988 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3989 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3990 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3991 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3992 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3993 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3994 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3995 gen_avx2_permvarv8sf.
3997 2012-04-16 Martin Jambor <mjambor@suse.cz>
3999 Backported from mainline
4001 2012-04-13 Martin Jambor <mjambor@suse.cz>
4004 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4005 fold_ctor_reference returns a zero constant.
4007 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4009 Backported from mainline
4010 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4012 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4013 and __ILP32__ for x32.
4015 2012-04-13 Tom de Vries <tom@codesourcery.com>
4017 Backport from mainline r186418.
4019 2012-04-13 Tom de Vries <tom@codesourcery.com>
4021 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4022 parameters vuse and vuse_escaped.
4023 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4024 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4027 2012-04-13 Richard Guenther <rguenther@suse.de>
4029 PR tree-optimization/52969
4030 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4031 the condition for the COND_EXPR and handle predicate negation
4032 by swapping the COND_EXPR arms.
4034 2012-04-13 Richard Guenther <rguenther@suse.de>
4037 * convert.c (convert_to_pointer): Remove special-casing of
4040 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4042 Backport from mainline
4043 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4046 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4047 the list of options to enable the FCFID instruction.
4048 (TARGET_EXTRA_BUILTINS): Adjust comment.
4050 2012-04-12 Richard Guenther <rguenther@suse.de>
4052 PR tree-optimization/52943
4053 * tree-chrec.h (chrec_is_positive): Remove.
4054 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4055 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4056 Return false for a constant zero instead of negative.
4057 (analyze_siv_subscript_cst_affine): Handle zero difference
4058 in the initial condition explicitely.
4060 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4063 * varasm.c (process_pending_assemble_externals): Set
4064 pending_assemble_externals_processed true.
4065 (assemble_external): Call assemble_external_real if the pending
4066 assemble externals have been processed.
4068 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4071 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4072 the DECL generated for the special GOT helper.
4074 2012-04-06 Walter Lee <walt@tilera.com>
4076 Backport from mainline
4077 2012-03-07 Walter Lee <walt@tilera.com>
4079 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4080 REG_CFA_* notes for the stack pointer.
4081 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4082 EH_RETURN_STACKADJ_RTX.
4083 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4084 generate REG_CFA_* notes for the stack pointer.
4085 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4086 by EH_RETURN_STACKADJ_RTX.
4088 2012-04-06 Matt Turner <mattst88@gmail.com>
4090 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4092 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4094 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4095 of the destination isn't also a FP_REGS register.
4097 2012-04-03 Richard Guenther <rguenther@suse.de>
4099 Backport from mainline
4100 2012-03-02 Richard Guenther <rguenther@suse.de>
4102 PR tree-optimization/52406
4103 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4104 (struct indices): Add unconstrained_base member.
4105 (struct dr_alias): Remove unused vops member.
4106 (DR_UNCONSTRAINED_BASE): New define.
4107 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4108 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4109 be an artificial access that covers the whole indexed object,
4110 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4111 plain decl base-objects to their MEM_REF variant.
4112 (dr_may_alias_p): When the base-object of either data reference
4113 has unknown size use only points-to information.
4114 (compute_affine_dependence): Make dumps easier to read and
4116 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4117 DR_REF when looking for packed references.
4118 (vect_supportable_dr_alignment): Likewise.
4120 2012-04-03 Richard Guenther <rguenther@suse.de>
4122 Backport from mainline
4123 2012-03-15 Richard Guenther <rguenther@suse.de>
4126 * tree-data-ref.c (subscript_dependence_tester_1): Check
4127 all dimensions for non-conflicting access functions.
4129 2012-04-03 Richard Guenther <rguenther@suse.de>
4131 Backport from mainline
4132 2012-03-06 Richard Guenther <rguenther@suse.de>
4135 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4137 2012-03-23 Richard Guenther <rguenther@suse.de>
4139 PR tree-optimization/52678
4140 * tree-vectorizer.h (struct _stmt_vec_info): Add
4141 loop_phi_evolution_part member.
4142 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4143 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4144 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4145 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4146 Use the cached evolution part and the PHI nodes value from
4147 the loop preheader edge instead of re-analyzing the evolution.
4149 2012-03-26 Richard Guenther <rguenther@suse.de>
4151 PR tree-optimization/52701
4152 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4153 compute and set the evolution part of PHI nodes.
4155 2012-03-30 Richard Guenther <rguenther@suse.de>
4157 PR tree-optimization/52754
4158 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4159 propagate arbitrary addresses into really plain dereferences.
4161 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4163 PR tree-optimization/52835
4164 * tree-data-ref.c (build_rdg): Return NULL if
4165 compute_data_dependences_for_loop failed.
4167 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4169 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4170 (stmt_can_make_abnormal_goto): Use it.
4171 (is_ctrl_altering_stmt): Likewise.
4173 2012-03-31 Martin Jambor <mjambor@suse.cz>
4175 Backported from mainline
4176 2012-03-30 Martin Jambor <mjambor@suse.cz>
4178 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4179 is a builtin_stack_save in a dominating BB.
4181 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4183 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4184 crossing 128bit lane boundary.
4186 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4188 Backported from mainline
4189 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4192 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4194 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4195 * config/i386/i386.c: Include reload.h.
4196 (ix86_legitimize_reload_address): New function.
4198 2012-03-28 Martin Jambor <mjambor@suse.cz>
4200 Backported from mainline
4201 2012-03-27 Martin Jambor <mjambor@suse.cz>
4204 * tree-sra.c (sra_modify_assign): Do not call
4205 load_assign_lhs_subreplacements when working with an unscalarizable
4208 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4211 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4212 __builtin_va_start to __builtin_next_arg if the latter is
4213 builtin_decl_explicit_p rather than when it is not.
4216 * tree-vect-generic.c (vector_element): Perform multiplication
4217 for pos in bitsizetype type instead of idx type.
4219 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4221 Backport from 2012-03-28 mainline r185910.
4224 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4225 (avr_builtin_decl): New static function.
4226 (struct avr_builtin_description, avr_bdesc): Move up.
4227 Add GTY marker. Add field fndecl. Remove redundant field id.
4228 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4229 (avr_expand_builtin): Code cleanup because .id is removed.
4231 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4234 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4237 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4239 Backport from 2012-03-28 mainline r185907.
4242 * config.gcc (tm_file): Remove avr/multilib.h.
4244 * doc/invoke.texi (AVR Options): Adjust
4245 documentation of -mtiny-stack.
4247 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4248 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4249 * config/avr/t-avr: Remove generation of multilib.h.
4250 * config/avr/t-multilib: Regenerate.
4251 * config/avr/multilib.h: Remove.
4252 * config/avr/avr.opt (-msp8): New option.
4253 (avr_sp8): New variable.
4254 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4255 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4256 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4257 (avr_device_to_sp8): New prototype.
4258 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4259 (DRIVER_SELF_SPECS): New define.
4260 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4261 __AVR_SP8__, __AVR_HAVE_SPH__.
4262 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4263 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4264 (avr_file_start): Ditto.
4266 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4269 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4270 instead of 8 in adjust_address.
4272 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4274 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4275 of a unit before computing the offset in units.
4277 2012-03-27 Richard Guenther <rguenther@suse.de>
4280 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4283 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4286 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4288 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4291 * varasm.c: Include pointer-set.h.
4292 (pending_assemble_externals_set): New pointer set.
4293 (process_pending_assemble_externals): Destroy the pointer set.
4294 (assemble_external): See if decl is in pending_assemble_externals_set,
4295 and add it to pending_assemble_externals if necessary.
4296 (init_varasm_once): Allocate pending_assemble_externals_set.
4298 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4300 Backported from mainline
4301 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4304 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4305 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4306 (vector_ltgt<mode>): Likewise.
4307 (vector_ordered<mode>): Likewise.
4308 (vector_unordered<mode>): Likewise.
4309 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4311 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4313 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4316 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4318 Backported from mainline
4319 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4323 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4324 GENERAL_REGS and FP_REGS for SImode.
4326 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4329 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4330 on any new_local_var_chain vars declared during recursing on
4331 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4333 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4335 Backport from 2012-03-22 mainline r185692.
4338 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4339 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4340 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4341 (delay_cycles_1, delay_cycles_2): Ditto.
4342 (delay_cycles_3, delay_cycles_4): Ditto.
4343 (nopv, *nopv): Ditto.
4344 (sleep, *sleep): Ditto.
4347 Backport from 2012-03-21 mainline r185605.
4349 PR rtl-optimization/52543
4351 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4352 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4353 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4354 (avr_load_libgcc_p): Restrict to __flash loads.
4355 (avr_out_lpm): Only handle 1-byte loads from __flash.
4356 (avr_load_lpm): New function.
4357 (avr_find_unused_d_reg): Remove.
4358 (avr_out_lpm_no_lpmx): Remove.
4359 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4360 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4361 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4362 (load_<mode>, load_<mode>_clobber): New insns.
4363 (mov<mode>): For multi-byte move from non-generic
4364 16-bit address spaces: Expand to load_<mode> resp.
4365 load_<mode>_clobber.
4366 (load<mode>_libgcc): Remove expander.
4367 (split-lpmx): Remove split.
4369 Backport from 2012-03-13 mainline r185329.
4372 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4373 offset (size) to a value the insns can deal with.
4374 (expand_epilogue): Ditto.
4376 Backport from 2012-03-12 mainline r185256.
4379 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4380 type from reg_class_t to enum reg_class.
4381 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4383 Backport from 2012-03-12 mainline r185253.
4386 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4387 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4388 r184615 from 2012-02-28.
4390 Backport from 2012-03-08 mainline r185105.
4392 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4393 for constants in [-63,63].
4395 Backport from 2012-03-08 mainline r185100.
4398 * config/avr/avr.c (avr_mem_clobber): New static function.
4399 (avr_expand_delay_cycles): Add memory clobber operand to
4400 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4401 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4402 (enable_interrupt, disable_interrupt): New expander.
4403 (nopv, sleep, wdr): New expanders.
4404 (delay_cycles_1): Add memory clobber.
4405 (delay_cycles_2): Add memory clobber.
4406 (delay_cycles_3): Add memory clobber.
4407 (delay_cycles_4): Add memory clobber.
4408 (cli_sei): New insn from former "enable_interrupt",
4409 "disable_interrupt" with memory clobber.
4410 (*wdt): New insn from former "wdt" with memory clobber.
4411 (*nopv): Similar, but for "nopv".
4412 (*sleep): Similar, but for "sleep".
4414 Backport from 2012-03-07 mainline r185043.
4417 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4419 Backport from 2012-03-07 mainline r185032.
4422 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4423 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4424 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4426 Backport from 2012-03-07 mainline r185031.
4429 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4431 * config/avr/avr.md (xload_8): Adjust insn length.
4433 Backport from 2012-03-07 mainline r185030.
4436 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4437 if RAMPZ affects reading from RAM.
4439 Backport from 2012-03-05 mainline r184919.
4441 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4443 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4445 Backport from mainline r185259.
4448 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4449 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4451 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4453 Backported from mainline
4454 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4457 * c-parser.c (c_parser_postfix_expression)
4458 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4460 * config/i386/smmintrin.h: Avoid /* within a comment.
4461 * config/i386/nmmintrin.h: Likewise.
4463 2012-03-22 Richard Guenther <rguenther@suse.de>
4465 * BASE-VER: Set to 4.7.1.
4466 * DEV-PHASE: Set to prerelease.
4468 2012-03-22 Release Manager
4470 * GCC 4.7.0 released.
4472 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4474 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4476 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4477 Andrew Pinski <apinski@cavium.com>
4480 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4481 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4482 calls instead of __builtin_ir{int,ound}*.
4484 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4487 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4490 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4492 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4493 Refer to GCC 4.7 version of c99status.html.
4495 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4497 Backport from mainline
4498 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4500 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4501 redefine to be NULL if the current bit-size is different from the
4502 configured bit-size.
4504 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4505 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4506 set the default tuning. Add asserts to make sure the cpu and tune
4507 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4508 test whether the index is set, instead of > 0.
4509 (rs6000_file_start): Do not reset the default cpu if the current
4510 bit-size is different from the configured bit-size.
4512 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4514 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4516 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4517 Update binutils references.
4518 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4519 Update binutils reference.
4520 Update Sun as/GNU ld caveat.
4521 Document binutils largefile requirement for LTO plugin.
4522 Remove reference to alternate libpthread.
4524 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4526 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4528 (Specific, mips-sgi-irix6): Likewise.
4530 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4532 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4533 * configure: Regenerate.
4535 2012-03-07 Richard Henderson <rth@redhat.com>
4537 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4538 * config/m68k/sync.md (atomic_test_and_set): Use it.
4539 (atomic_test_and_set_1): Likewise.
4541 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4544 * Makefile.in: Let install-gcc-ar depend on installdirs,
4545 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4546 Don't double canonicalize if cross-compiling.
4548 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4550 * trans-mem.c: New typedef for tm_region_p.
4551 Define vector types for tm_region_p.
4552 (tm_region_init): Replace region_worklist to a vector called
4555 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4558 * trans-mem.c (tm_region_init): Use last_basic_block.
4560 2012-03-05 Richard Henderson <rth@redhat.com>
4563 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4564 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4565 BIGGEST_ALIGNMENT is aligned.
4567 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4569 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4571 2012-03-05 Richard Henderson <rth@redhat.com>
4574 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4575 instead of calling negqi2 directly.
4577 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4579 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4580 (INTMAX_TYPE): Use it.
4581 (UINTMAX_TYPE): Likewise.
4582 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4583 (irix6_c_common_override_options): Declare.
4584 (C_COMMON_OVERRIDE_OPTIONS): Define.
4585 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4586 * config/mips/irix6-c.c: New file.
4587 * config/mips/t-irix6 (irix6-c.o): New target.
4588 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4591 2012-03-02 Richard Henderson <rth@redhat.com>
4593 * optabs.c (expand_atomic_test_and_set): Honor
4594 atomic_test_and_set_trueval even when atomic_test_and_set
4595 optab is not in use.
4597 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4599 Backport from mainline
4600 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4602 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4604 2012-03-02 Richard Guenther <rguenther@suse.de>
4606 * DEV-PHASE: Set to prerelease.
4608 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4610 * config.gcc (obsolete): Add all ARM targets using the FPA.
4611 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4612 * doc/install.texi: Avoid references to obsolete ARM ports.
4614 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4616 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4618 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4619 Joern Rennecke <joern.rennecke@embecosm.com>
4621 * doc/extend.texi: Expand and update information on interrupt
4622 attribute for Epiphany.
4624 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4626 * config/sh/sh-protos.h: Update copyright notice dates.
4627 * config/sh/sh.h: Likewise.
4628 * config/sh/sh.md: Likewise.
4629 * config/sh/constraints.md: Likewise.
4630 * config/sh/predicates.md: Likewise.
4632 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4634 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4635 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4637 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4639 * config/sh/constraints.md: Fix comment typo.
4641 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4644 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4645 unsigned HOST_WIDE_INT.
4646 (zvdep_imm64): Likewise.
4647 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4648 (vdepi_and): Likewise.
4649 Likewise for unamed 64-bit patterns.
4650 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4652 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4655 PR rtl-optimization/52417
4656 * cselib.c (cselib_any_perm_equivs): New variable.
4657 (cselib_reset_table): Check that it's not set when not
4658 preserving constants.
4659 (cselib_add_permanent_equiv): Set it.
4660 (cselib_have_permanent_equivalences): New.
4661 (cselib_init, cselib_finish): Reset it.
4662 * cselib.h (cselib_have_permanent_equivalences): Declare.
4663 * alias.c (get_addr): Restore earlier behavior when there
4664 aren't permanent equivalences.
4666 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4668 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4669 * config/v850/v850-modes.def: Fix copyright notice.
4671 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4673 * doc/extend.texi (AVR Built-in Functions): Document
4674 __builtin_avr_flash_segment.
4676 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4677 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4678 (*split.flash_segment): New insn-and-split.
4679 * config/avr/avr.c (avr_init_builtins): Add local variables:
4680 const_memx_void_node, const_memx_ptr_type_node,
4681 char_ftype_const_memx_ptr.
4683 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4685 PR tree-optimization/52445
4686 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4687 add ssa_name_ver, offset and size fields and change store field
4689 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4690 (add_or_mark_expr): Likewise. Only consider previous stores
4691 with the same size and offset.
4692 (nt_init_block): Only look at gimple_assign_single_p stmts,
4693 doesn't look at rhs2.
4695 2012-03-01 Richard Guenther <rguenther@suse.de>
4698 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4699 conversions from integral types to pointer types.
4701 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4703 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4704 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4705 unintentionally removed in r184616.
4707 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4709 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4712 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4713 Uros Bizjak <ubizjak@gmail.com>
4716 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4717 alternatives, add "e" constraint to the new last alternative
4718 and ! to last 3 alternatives.
4720 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4722 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4723 DW_AT_artificial attributes at the end of the processing.
4724 (gen_array_type_die): Likewise.
4725 (gen_enumeration_type_die): Likewise.
4726 (gen_struct_or_union_type_die): Likewise.
4727 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4730 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4733 * expr.c (expand_assignment): If doing misaligned store that doesn't
4734 cover all mode bits, perform a RMW cycle.
4736 PR tree-optimization/52429
4737 * tree-parloops.c (separate_decls_in_region_debug): Return early
4738 if var is LABEL_DECL.
4740 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4742 PR tree-optimization/52424
4743 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4744 calling dom_thread_across_edge.
4746 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4748 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4750 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4752 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4753 * config/avr/avr.c (avr_output_bld): Remove unused function.
4754 (avr_out_sbxx_branch): Use "%T" to print bit position.
4756 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4758 * config/avr/avr.md: Untabify.
4760 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4762 * config/avr/avr.md (eqne): New code iterator.
4763 (*dec-and-branchsi): Use it in text peephole's condition.
4764 (*dec-and-branchhi): Ditto.
4765 (*dec-and-branchqi): Ditto.
4767 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4770 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4771 the device does not have the skip-bug.
4773 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4775 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4776 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4777 -mpretend-cmove): New.
4779 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4782 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4783 doesn't count DEBUG_INSN refs.
4784 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4785 for DEBUG_INSN refs.
4787 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4791 2012-02-20 Richard Guenther <rguenther@suse.de>
4792 PR tree-optimization/52298
4793 * tree-vect-stmts.c (vectorizable_load): Properly use
4794 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4797 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4800 * gimple.h (gimple_in_transaction): New.
4801 (gimple_set_in_transaction): New.
4802 (struct gimple_statement_base): Add in_transaction field.
4803 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4805 (tree_ssa_lim_initialize): Compute transaction bits.
4806 * tree.h (compute_transaction_bits): Protoize.
4807 * trans-mem.c (tm_region_init): Use the heap to store BB
4809 (compute_transaction_bits): New.
4811 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4813 * gcc.c (display_help): Document --help=common and sort entries
4816 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4818 * doc/install.texi: Document check-$LANG specific shortcuts
4820 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4823 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4825 * config/arm/arm_neon.h: Regenerate.
4826 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4827 (neon_vcgeu): New insn.
4828 (neon_vcgtu): Likewise.
4829 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4830 (ops): Unsigned comparison intrinsics call a different
4833 2012-02-28 Richard Guenther <rguenther@suse.de>
4836 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4837 ordering for the VEC_CONCAT for two element vectors for
4838 V2SFmode, V2SImode and V2DImode.
4840 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4843 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4844 detecting big-endian triplets.
4846 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4848 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4849 mode if there is no type information available.
4851 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4853 PR tree-optimization/53207
4854 * doc/invoke.texi: Document as experimental and relying on graphite.
4856 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4858 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4859 of initializer to changes from r184614.
4861 2012-02-28 Richard Guenther <rguenther@suse.de>
4863 PR tree-optimization/52395
4864 * tree-sra.c (build_ref_for_offset): Also look at the base
4865 TYPE_ALIGN when figuring out the alignment of the replacement.
4867 2012-02-28 Richard Guenther <rguenther@suse.de>
4869 PR tree-optimization/52402
4870 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4871 mis-aligned types when creating the accesses at the call site.
4873 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4875 * config/avr/builtins.def: New file.
4876 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4877 * config/avr/avr.c (enum avr_builtin_id): Use it.
4878 (avr_init_builtins): Use it. And use avr_bdesc.
4879 (bdesc_1arg): Remove.
4880 (bdesc_2arg): Remove.
4881 (bdesc_3arg): Remove.
4882 (struct avr_builtin_description): Add field n_args.
4883 (avr_bdesc): New static variable using builtins.def.
4884 (avr_expand_builtin): Use it.
4885 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4886 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4887 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4889 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4892 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4893 match only one single hard register with respective hard reg rtx.
4894 (movmemx_<mode>): Ditto.
4895 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4896 insn anatomy of movmem[x]_<mode>.
4897 (avr_out_movmem): Same for printing assembler and operand usage.
4899 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4903 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4904 address spaces located outside of device flash.
4906 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4907 (mcu_type_s): Add field n_flash.
4908 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4909 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4910 (AVR_MCU): Add N_FLASH argument.
4911 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4912 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4913 macro __FLASH<n> if that address space makes sense for the device.
4914 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4915 outside of target flash.
4916 (avr_asm_named_section): Ditto.
4917 (avr_asm_select_section): Ditto.
4918 (avr_addr_space_convert): Ditto.
4919 (avr_emit_movmemhi): Ditto.
4920 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4921 address space is outside of device flash.
4922 (avr_insert_attributes): Ditto.
4923 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4924 avr_current_arch->n_segments.
4926 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4929 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4931 (*movabs<mode>_2): Likewise.
4933 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4936 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4937 s_register_operand in the test instead of REG_P. Don't call
4938 gen_reg_rtx if it won't be used.
4940 PR tree-optimization/52376
4941 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4943 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4945 * ifcvt.c (noce_get_condition): Check condition variable is not
4946 small_register_classes_for_mode_p before accepting.
4948 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4950 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4952 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4955 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4956 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4958 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4960 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4962 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4964 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4966 * config/sh/predicates.md: Remove blank lines.
4967 * config/sh/sh.c: Fix typos in comments.
4968 * config/sh/constraints.md: Likewise.
4969 * config/sh/sh.md: Remove blank lines.
4970 Fix typos in comments. Use ;; as comment characters.
4972 2012-02-26 Walter Lee <walt@tilera.com>
4974 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4975 (replace_mov_pcrel_step2): Ditto.
4977 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4980 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4981 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4982 and locs that reference values newer than the non-canonical value
4983 at hand. Return the canonical value as a worst case.
4984 (memrefs_conflict_p): Walk canonical value's locs.
4987 * cselib.c (preserve_only_constants): Rename to...
4988 (preserve_constants_and_equivs): ... this. Split out...
4989 (invariant_or_equiv_p): ... this. Preserve plus expressions
4990 of other preserved expressions too.
4991 (cselib_reset_table): Adjust.
4992 * var-tracking.c (reverse_op): Use canonical value to build
4995 2012-02-23 Kai Tietz <ktietz@redhat.com>
4997 * config/i386/i386.c (ix86_delegitimize_address): Handle
4998 UNSPEC_PCREL plus displacement.
5000 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5003 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5004 to test for unusedness in st X addressing.
5006 2012-02-24 Richard Guenther <rguenther@suse.de>
5009 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5010 (is_gimple_reg_type): Move inline ...
5011 * gimple.h (is_gimple_reg_type): ... here.
5013 2012-02-24 Richard Guenther <rguenther@suse.de>
5016 * passes.c (execute_function_todo): When verifying SSA form
5017 verify gimple form first.
5018 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5020 2012-02-24 Richard Guenther <rguenther@suse.de>
5023 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5024 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5026 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5028 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5030 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5032 * tree-phinodes.c (make_phi_node): Mark static.
5033 * tree-flow.h (make_phi_node): Remove extern decl.
5034 * doc/gimple.texi (make_phi_node): Remove documentation.
5036 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5038 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5039 * tree-ssa-sccvn.c (print_scc): Ditto.
5041 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5043 * doc/passes.texi (Full redundancy elimination): Fix typo.
5045 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5047 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5049 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5052 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5054 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5057 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5059 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5061 * config/avr/avr.md (code_stdname): Add ior, xor.
5062 (xior): New code iterator.
5063 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5064 (*<code_stdname><mode>qi.byte1-3): Ditto.
5066 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5068 PR tree-optimization/52019
5069 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5072 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5074 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5075 HAVE_INITFINI_ARRAY to work around namespace pollution in
5076 certain versions of newlib system headers.
5077 * config.in: Regenerate.
5078 * configure: Regenerate.
5079 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5080 instead of HAVE_INITFINI_ARRAY.
5082 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5085 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5086 is not offsettable memory reference.
5088 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5091 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5092 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5094 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5096 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5097 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5099 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5101 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5102 library on Solaris 8 even without TLS support.
5103 * configure: Regenerate.
5105 2012-02-22 Richard Guenther <rguenther@suse.de>
5108 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5109 for GIMPLE_DEBUG stmts.
5111 2012-02-22 Martin Jambor <mjambor@suse.cz>
5114 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5115 according to the base object.
5117 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5119 PR rtl-optimization/50063
5120 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5121 and 2 (8-bit SP) in operand 2.
5122 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5123 setup to use movhi_sp_r instead of vanilla move to write SP.
5124 Adjust REG_CFA notes to superseed unspec.
5125 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5127 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5128 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5129 irq_state 1 (IRQ known to be on) here.
5131 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5133 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5135 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5136 assign_hard_reg): Likewise.
5138 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5140 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5142 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5145 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5146 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5148 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5150 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5151 prototype from here to...
5152 * config/avr/avr.h: ...here.
5154 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5157 * thumb2.md (thumb2_shiftsi3_short): Split register and
5158 immediate shifts. For register shifts tie operands 0 and 1.
5159 (peephole2 for above): Check that register-controlled shifts
5160 have suitably tied operands.
5162 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5165 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5166 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5167 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5168 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5169 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5170 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5171 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5172 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5173 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5174 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5175 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5176 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5177 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5178 bdver1_ssevector_avx256_unaligned_load,
5179 bdver1_ssevector_sse128_unaligned_load,
5180 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5181 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5182 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5183 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5184 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5185 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5186 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5187 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5188 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5189 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5190 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5191 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5192 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5193 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5194 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5195 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5196 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5197 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5198 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5199 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5200 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5201 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5202 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5203 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5204 bdver1_ssediv_double_load, bdver1_ssediv_double,
5205 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5206 Add "bdver2" attribute.
5208 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5210 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5211 default if possible and not specified otherwise.
5213 2012-02-21 Richard Guenther <rguenther@suse.de>
5216 * gimplify.c (create_tmp_from_val): Use the main variant type
5217 for the type of the temporary we create.
5219 2012-02-21 Richard Guenther <rguenther@suse.de>
5221 PR tree-optimization/52324
5222 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5223 do not gimplify a MEM_REF address operand if it is already
5226 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5228 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5229 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5231 2012-02-21 Richard Guenther <rguenther@suse.de>
5233 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5234 nested_in_vect_loop.
5236 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5238 PR tree-optimization/52318
5239 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5240 vdef also to non-pure/const call stmts in the sequence.
5242 2012-02-20 David S. Miller <davem@davemloft.net>
5244 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5245 don't use the "rd %pc" instruction on v9 for PIC register loads.
5247 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5250 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5251 in a transaction safe function.
5253 2012-02-20 Kai Tietz <ktietz@redhat.com>
5256 * stor-layout.c (place_field): Handle desired_align for
5259 2012-02-20 Richard Guenther <rguenther@suse.de>
5261 PR tree-optimization/52298
5262 * tree-vect-stmts.c (vectorizable_store): Properly use
5263 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5265 (vectorizable_load): Likewise.
5266 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5267 Access DR_STEP after ensuring it is not NULL.
5269 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5271 PR tree-optimization/52286
5272 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5273 optimization use double_int_to_tree instead of build_int_cst_wide,
5274 rewrite to use double_int vars.
5276 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5279 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5281 Remove -e 0 from $gcc_cv_ld invocation.
5282 Only use __GLIBC_PREREQ if defined.
5283 Enable on Solaris since Solaris 8 patch.
5284 (gcc_SUN_LD_VERSION): New macro.
5285 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5286 gcc_SUN_LD_VERSION for version number format.
5287 * configure: Regenerate.
5288 * varasm.c (get_elf_initfini_array_priority_section): Set
5289 SECTION_NOTYPE for non-default priority.
5290 Use get_section instead of get_unnamed_section to emit
5291 .init_array/.fini_array with default priority.
5293 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5295 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5296 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5297 (mips_start_unique_function, mips_output_mips16_rdhwr)
5298 (mips_code_end): New functions.
5299 (TARGET_ASM_CODE_END): Define.
5301 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5303 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5304 to stubs with non-sibling calls.
5306 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5308 * doc/invoke.texi (-fira-* options): Copy-edit.
5309 (ira-* parameters): Copy-edit.
5311 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5313 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5314 GCC coding conventions.
5316 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5318 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5319 when used as adjectives.
5321 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5323 * doc/invoke.texi: Clean up "that"/"which" confusion.
5325 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5327 * system.h: Poison SMALL_REGISTER_CLASSES
5328 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5329 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5331 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5333 PR tree-optimization/52285
5334 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5335 when deciding if a call is a tail call or tail recursion.
5337 2012-02-16 Kai Tietz <ktietz@redhat.com>
5339 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5340 interger-constant displacement for UNSPEC_PCREL.
5342 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5344 PR rtl-optimization/52208
5345 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5346 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5348 PR tree-optimization/52255
5349 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5350 loop->header has virtual PHI, but exit_e->dest doesn't, add
5351 virtual PHI to exit_e->dest and adjust all uses after the loop.
5354 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5355 children with clone_tree_hash, not after it.
5357 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5359 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5360 extended identifiers.
5362 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5365 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5366 a same_body_alias, also test whether e->callee isn't a former
5367 or current clone of the decl this is a same body alias of.
5369 PR translation/52264
5370 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5372 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5374 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5376 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5379 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5380 force_reg instead of copy_to_reg for better optimization. Force
5381 non-register or memory operands into a register.
5383 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5385 * extend.texi: Reserve upper bits of memory model for future use.
5387 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5388 Anatoly Sokolov <aesok@post.ru>
5389 Eric Weddington <eric.weddington@atmel.com>
5392 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5393 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5394 Rewrite initializers for .macro.
5395 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5396 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5397 atxmega32d4, atxmega32x1.
5398 avrxmega4: atxmega64a3, atxmega64d3.
5399 avrxmega5: atxmega64a1, atxmega64a1u.
5400 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5401 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5402 avrxmega7: atxmega128a1, atxmega128a1u.
5403 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5404 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5405 (struct base_arch_s): Rename reserved to xmega_p.
5406 Rename reserved2 to have_rampd.
5407 (AVR_XMEGA): New define.
5408 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5409 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5410 * config/avr/predicates.md (io_address_operand): Take into
5412 (low_io_address_operand): Ditto.
5413 (high_io_address_operand): Ditto.
5414 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5415 (enabled, movhi_sp_r): Use them.
5416 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5417 cpp_define_formatted to built-in define __AVR_ARCH__.
5418 (__AVR_XMEGA__): New built-in define.
5419 (__AVR_HAVE_RAMPD__): New built-in define.
5420 (__AVR_HAVE_RAMPX__): New built-in define.
5421 (__AVR_HAVE_RAMPY__): New built-in define.
5422 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5424 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5425 (avr_option_override): Initialize them.
5426 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5427 (avr_init_expanders): Initialize them. No more block several calls.
5428 (emit_push_sfr): New static function.
5429 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5431 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5432 (avr_print_operand): Print addreeses as symbols for
5433 RAMPX, RAMPY, RAMPD, CCP.
5434 (output_movhi): Handle AVR_XMEGA when writing to SP.
5435 (avr_out_movhi_mr_r_xmega): New static function.
5436 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5437 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5438 __RAMPD__, __CCP__ as needed.
5440 * config/avr/multilib.h: Regenerate.
5441 * config/avr/t-multilib: Regenerate.
5442 * config/avr/avr-tables.opt: Regenerate.
5444 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5446 PR tree-optimization/50561
5447 * graphite-flattening.c (lst_project_loop): Do not
5448 remove old scattering dimensions after flattening.
5449 (lst_do_flatten): Likewise.
5451 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5453 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5454 __builtin_avr_map8, __builtin_avr_map16.
5455 Document __builtin_avr_insert_bits.
5457 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5458 (insert_bits): New insn.
5459 (adjust_len.map_bits): Rename to insert_bits.
5460 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5461 * avr-protos.h (avr_out_map_bits): Remove.
5462 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5463 * config/avr/constraints.md (Cxf,C0f): New.
5464 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5465 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5466 New built-in define __BUILTIN_AVR_INSERT_BITS.
5467 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5468 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5469 (avr_move_bits): Rewrite.
5470 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5472 (avr_map_op_t): New typedef.
5473 (avr_map_op): New static variable.
5474 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5475 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5476 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5477 (bdesc_3arg, avr_expand_triop_builtin): New.
5478 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5479 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5480 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5481 (avr_map_equal_p, avr_map_sig_p): Remove.
5482 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5483 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5484 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5485 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5486 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5487 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5489 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5491 * config/c6x/c6x.md (reserve_cycles): New attribute.
5492 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5493 don't reserve functional units after the branch occurs.
5495 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5498 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5499 functions into non-tm_pure functions.
5501 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5504 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5505 (iterative_hash_canonical_type): Likewise.
5506 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5509 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5511 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5512 sched-group insn, it either remains alone or the entire list is pruned.
5514 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5516 * doc/install.texi (Prerequisites): Fix grammar.
5517 (Configuration): Likewise.
5519 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5521 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5522 MPC as part of GCC before describing configuring with --with-gmp etc.
5523 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5524 sources are present.
5526 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5529 * dwarf2out.c (clone_tree_hash): New function.
5530 (copy_decls_walk): Use it instead of clone_tree.
5532 2012-02-14 Richard Guenther <rguenther@suse.de>
5534 PR tree-optimization/52244
5535 PR tree-optimization/51528
5536 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5537 replacements for integral types.
5539 2012-02-14 Walter Lee <walt@tilera.com>
5541 * config.gcc: Handle tilegx and tilepro.
5542 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5544 Add HAVE_AS_TLS check for tilegx and tilepro.
5545 * configure: Regenerate.
5546 * doc/contrib.texi: Add Mat Hostetter and self.
5547 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5548 Document instruction intrinsics and network accessing intrinsics.
5549 (TILEPro Built-in Functions): New node. Document instruction
5550 intrinsics and network accessing intrinsics.
5551 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5552 (Specific, tilepro-*-linux*): Likewise.
5553 * doc/invoke.texi (TILE-Gx Options): New section.
5554 (TILEPro Options): New section.
5555 * doc/md.texi (TILE-Gx): New section.
5556 (TILEPro): New section.
5557 * common/config/tilegx/tilegx-common.c: New file.
5558 * common/config/tilepro/tilepro-common.c: New file.
5559 * config/tilegx/constraints.md: New file.
5560 * config/tilegx/linux.h: New file.
5561 * config/tilegx/mul-tables.c: New file.
5562 * config/tilegx/predicates.md: New file.
5563 * config/tilegx/sync.md: New file.
5564 * config/tilegx/t-tilegx: New file.
5565 * config/tilegx/tilegx-builtins.h: New file.
5566 * config/tilegx/tilegx-c.c: New file.
5567 * config/tilegx/tilegx-generic.md: New file.
5568 * config/tilegx/tilegx-modes.def: New file.
5569 * config/tilegx/tilegx-multiply.h: New file.
5570 * config/tilegx/tilegx-protos.h: New file.
5571 * config/tilegx/tilegx.c: New file.
5572 * config/tilegx/tilegx.h: New file.
5573 * config/tilegx/tilegx.md: New file.
5574 * config/tilegx/tilegx.opt: New file.
5575 * config/tilepro/constraints.md: New file.
5576 * config/tilepro/gen-mul-tables.cc: New file.
5577 * config/tilepro/linux.h: New file.
5578 * config/tilepro/mul-tables.c: New file.
5579 * config/tilepro/predicates.md: New file.
5580 * config/tilepro/t-tilepro: New file.
5581 * config/tilepro/tilepro-builtins.h: New file.
5582 * config/tilepro/tilepro-c.c: New file.
5583 * config/tilepro/tilepro-generic.md: New file.
5584 * config/tilepro/tilepro-modes.def: New file.
5585 * config/tilepro/tilepro-multiply.h: New file.
5586 * config/tilepro/tilepro-protos.h: New file.
5587 * config/tilepro/tilepro.c: New file.
5588 * config/tilepro/tilepro.h: New file.
5589 * config/tilepro/tilepro.md: New file.
5590 * config/tilepro/tilepro.opt: New file.
5592 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5594 PR tree-optimization/52210
5595 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5596 vect_model_simple_cost with two entry vect_def_type array instead
5597 of an address of dt.
5599 2012-02-14 Richard Guenther <rguenther@suse.de>
5602 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5603 Do not stream DECL_QUALIFIER.
5604 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5605 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5606 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5608 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5611 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5614 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5617 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5618 * cselib.c (cselib_subst_to_values_from_insn): New function.
5619 * sched-deps.c (add_insn_mem_dependence,
5620 sched_analyze_1, sched_analyze_2): Use it.
5622 2012-02-13 Jan Hubicka <jh@suse.cz>
5625 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5627 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5629 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5630 (GTM_SELF_SPECS): Define if not already defined.
5631 (driver_self_specs): Add GTM_SELF_SPECS.
5632 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5633 (GTM_SELF_SPECS): Define.
5634 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5635 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5637 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5639 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5642 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5645 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5646 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5648 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5651 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5653 2012-02-13 Richard Guenther <rguenther@suse.de>
5655 PR translation/52211
5656 * passes.c (enable_disable_pass): Fix typo.
5658 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5661 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5662 XOR for reduce_bit_field if type is unsigned.
5664 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5666 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5667 disallow changes from SFmode to mode with different size in FP regs.
5669 2012-02-12 Robert Millan <rmh@gnu.org>
5670 Gerald Pfeifer <gerald@pfeifer.com>
5672 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5675 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5677 PR rtl-optimization/52175
5678 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5679 to frame-related instructions.
5681 2012-02-10 Jason Merrill <jason@redhat.com>
5684 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5685 (demangle_new_symbols): Fill it.
5686 (scan_linker_output): Walk it.
5687 (start_tweaking): Split out from scan_linker_output.
5688 (maybe_tweak): Update sym->chosen.
5689 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5691 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5694 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5696 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5698 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5699 having the same mode as previous compare.
5701 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5703 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5704 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5705 (nonlocal_goto_internal): Likewise.
5706 (nonlocal_goto): Emit a use and an indirect jump directly.
5708 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5711 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5712 __atomic_{is,always}_lock_free.
5714 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5717 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5718 negative constant address for x32.
5720 2012-02-10 Richard Henderson <rth@redhat.com>
5722 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5723 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5724 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5726 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5727 Ira Rosen <irar@il.ibm.com>
5729 PR tree-optimization/50031
5730 * targhooks.c (default_builtin_vectorization_cost): Handle
5732 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5733 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5734 all types of reduction and pattern statements.
5735 (vect_estimate_min_profitable_iters): Likewise.
5736 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5737 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5738 for explicit realigns.
5739 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5740 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5742 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5743 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5744 vec_perm for VSX and handle vec_promote_demote.
5746 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5749 * builtins.c (fold_builtin_atomic_always_lock_free,
5750 expand_builtin_atomic_always_lock_free,
5751 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5752 Return and/or test boolean_true_node/boolean_false_node instead of
5753 integer_one_node/integer_zero_node.
5755 2012-02-10 Jan Hubicka <jh@suse.cz>
5758 * predict.c (predict_paths_for_bb): Prevent looping.
5759 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5761 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5763 * config/arm/arm.c (output_move_double): In one case properly
5764 count number of instructions that will be emitted.
5766 2012-02-10 Richard Guenther <rguenther@suse.de>
5768 PR translation/52193
5769 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5771 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5774 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5776 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5779 * var-tracking.c (emit_note_insn_var_location): If
5780 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5781 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5782 non-NOTE_DURING_CALL_P insn.
5784 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5787 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5789 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5792 * gcc.c (switch_matches) Support switches with separated form,
5795 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5797 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5799 (RAMPZ_ADDR): Ditto.
5800 * config/avr/avr.c (avr_addr_t): New typedef.
5801 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5802 (avr_init_expanders): Initialize it.
5803 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5805 (expand_epilogue): Ditto.
5806 (avr_print_operand): Ditto.
5807 (avr_file_start): Ditto.
5808 (avr_emit_movmemhi): Ditto.
5810 2012-02-08 Richard Guenther <rguenther@suse.de>
5812 PR tree-optimization/46886
5813 * tree-flow.h (do_while_loop_p): Declare.
5814 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5815 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5817 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5819 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5820 always succeed for integers larger than a native word.
5822 2012-02-08 Richard Guenther <rguenther@suse.de>
5824 PR rtl-optimization/52170
5825 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5826 properly handle integer vector modes.
5828 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5830 PR gcov-profile/52150
5831 * coverage.c: Include target.h.
5832 (build_var): Call targetm.strip_name_encoding on the assembler name.
5833 Change one _ into . or $ if the target allows it.
5834 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5836 PR rtl-optimization/52139
5837 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5838 is a BARRIER after emit_insn_after_noloc, move BB_END
5839 to the last non-BARRIER insn before it.
5841 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5844 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5845 (mips_gimplify_va_arg_expr): Call it instead of
5846 std_gimplify_va_arg_expr.
5848 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5850 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5851 message for -mno-pointers-to-nested-function.
5853 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5856 * expr.c (get_inner_reference): If there is an offset, add a negative
5857 bit position to it (if any).
5859 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5861 PR rtl-optimization/52060
5862 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5863 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5864 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5865 and/or i0src_copy2 when needed.
5867 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5869 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5870 or LTOPLUGINSONAME if have_c.
5872 * config/freebsd-spec.h: Add comment about what macros can be defined
5874 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5875 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5878 2012-02-07 Richard Guenther <rguenther@suse.de>
5880 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5881 newline in -alias dumps.
5883 2012-02-07 Kai Tietz <ktietz@redhat.com>
5884 Dave Korn <dave.korn.cygwin@gmail.com>
5887 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5888 Take care that typinfo gets dllexport-attribute.
5890 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5893 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5894 if modifier < EXPAND_SUM call force_operand on the result.
5896 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5898 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5899 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5901 (epiphany_function_type): Replace types for specific interrupts with
5902 EPIPHANY_FUNCTION_INTERRUPT.
5903 (EPIPHANY_INTERRUPT_P): Update.
5904 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5905 New static function.
5906 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5907 <disinterrupt>: Affects type identity.
5908 (epiphany_handle_interrupt_attribute): Handle variable number of
5910 (epiphany_compute_function_type): Update for new
5911 epiphany_function_type definition.
5912 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5913 handlers with a longcall forwarder.
5914 (epiphany_start_function): Handle multiple interrupt arguments and/or
5915 forwarder_section attribute.
5917 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5920 2012-02-07 Alan Modra <amodra@gmail.com>
5923 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5926 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5928 PR tree-optimization/50969
5929 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5930 use vec_perm rather than vector_stmt.
5931 (vect_model_load_cost): Likewise.
5932 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5933 vec_perm to be the same as other vector statements.
5934 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5935 cost of vec_perm for TARGET_VSX.
5937 2012-02-06 Richard Guenther <rguenther@suse.de>
5939 PR tree-optimization/52115
5940 * tree-sra.c (access_has_replacements_p): New function.
5941 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5943 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5946 * trans-mem.c (expand_call_tm): Add an assertion.
5947 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5950 2012-02-06 Richard Guenther <rguenther@suse.de>
5952 PR tree-optimization/50955
5953 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5954 raise cost of expressions that replace an address with an
5955 expression based on a different pointer.
5957 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5960 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5961 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5963 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5966 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5967 -Weffc++ and specify guidelines come from second edition.
5969 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5971 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5972 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5973 (call_direct_split, call_value_split, call_value_internal_direct)
5974 (call_value_direct_split, call_value_multiple_split): Use jal and
5975 jal_macro attributes.
5977 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5979 * reload1.c (reload_regs_reach_end_p): Replace with...
5980 (reload_reg_rtx_reaches_end_p): ...this function.
5981 (new_spill_reg_store): Update commentary.
5982 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5983 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5984 before setting new_spill_reg_store.
5985 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5986 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5987 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5988 for non-spill reload registers.
5990 2012-02-05 Ira Rosen <irar@il.ibm.com>
5992 PR tree-optimization/52091
5993 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5994 (vect_is_simple_use_1): Likewise.
5995 * tree-vect-loop.c (vectorizable_reduction): Update calls
5996 to vect_is_simple_use_1 and vect_is_simple_use.
5997 (vectorizable_live_operation): Likewise.
5998 * tree-vect-patterns.c (widened_name_p,
5999 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6000 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6001 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6002 vectorizable_shift,vectorizable_operation, vectorizable_store,
6003 vectorizable_load): Likewise.
6004 (vect_is_simple_cond): Add an argument, pass it to
6005 vect_is_simple_use_1.
6006 (vectorizable_condition): Update calls to vect_is_simple_cond,
6008 (vect_is_simple_use): Add an argument, the statement in which
6009 OPERAND is used. Check that if OPERAND's def stmt is a double
6010 reduction phi node, the use is a phi node too.
6011 (vect_is_simple_use_1): Add an argument, pass it to
6013 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6014 to vect_is_simple_use.
6016 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6018 PR rtl-optimization/52095
6019 * modulo-sched.c (dump_insn_locator): New function.
6020 (loop_canon_p, sms_schedule): Use it.
6022 PR rtl-optimization/52113
6023 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6024 even for decomposable shift/zext insns.
6026 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6027 Zdenek Dvorak <ook@ucw.cz>
6029 PR rtl-optimization/52092
6030 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6031 on get_iv_value result.
6033 2012-02-02 Andrew Pinski <apinski@cavium.com>
6037 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6039 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6042 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6044 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6046 PR rtl-optimization/49800
6047 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6048 (sched_finish): Call regstat_free_n_sets_and_refs.
6050 2012-02-02 Jia Liu <proljc@gmail.com>
6052 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6055 2012-02-02 Jan Hubicka <jh@suse.cz>
6056 Tom de Vries <tom@codesourcery.com>
6059 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6060 * varpool.c (varpool_analyze_pending_decls): Likewise.
6062 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6063 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6065 * config.gcc: Add cr16-* support.
6067 * doc/extend.texi: Document cr16 extensions.
6068 * doc/install.texi: Document cr16 install.
6069 * doc/invoke.texi: Document cr16 options.
6070 * doc/md.texi: Document cr16 constraints.
6072 * common/config/cr16/cr16-common.c: New file.
6073 * config/cr16/cr16.c: New file.
6074 * config/cr16/cr16.h: New file.
6075 * config/cr16/cr16.md: New file.
6076 * config/cr16/cr16.opt: New file.
6077 * config/cr16/cr16-protos.h: New file.
6078 * config/cr16/predicates.md: New file.
6079 * config/cr16/constraints.md: New file.
6080 * config/cr16/t-cr16: New file.
6082 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6085 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6086 that operands[2] is either immediate, or q_regs_operand.
6088 PR tree-optimization/52073
6089 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6090 a pattern stmt for pattern uses, ignore uses outside of the loop.
6092 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6094 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6095 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6096 (OUT_AS1, OUT_AS2): Remove.
6098 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6100 PR rtl-optimization/51374
6101 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6102 to cross other volatile_refs_p insns.
6104 2012-02-01 Richard Guenther <rguenther@suse.de>
6106 * doc/invoke.texi (fno-inline): Clarify documentation.
6107 (finline-small-functions): Likewise.
6108 (finline-functions): Likewise.
6109 * common.opt (finline): Adjust comment and documentation.
6110 (finline-small-functions): Clarify documentation.
6111 (finline-functions): Likewise.
6112 (finline-functions-called-once): Likewise.
6114 2012-02-01 Tristan Gingold <gingold@adacore.com>
6116 * c-typeck.c (composite_type): Keep mode for pointers.
6118 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6120 * function.h (regno_reg_rtx): Adjust comment.
6121 * reginfo.c (init_reg_modes_target): Only use the previous mode
6122 if it fits within one register. Remove MIPS comment.
6124 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6127 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6129 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6131 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6132 to srak instruction.
6134 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6136 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6138 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6143 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6145 2012-01-31 Richard Guenther <rguenther@suse.de>
6147 PR tree-optimization/51528
6148 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6151 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6156 * ree.c (add_removable_extension): Change def_map argument
6157 to unsigned *, store in def_map 1 + offset into *insn_list vector
6158 instead of pointers into the vector.
6159 (find_removable_extensions): Adjust caller.
6161 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6163 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6164 Transform all "* quoted-c-code" to { c-code }.
6165 Remove redundant test for "optimize" in combine patterns.
6166 Move (include "avr-dimode.md") to end of file.
6168 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6171 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6172 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6174 2012-01-30 Richard Guenther <rguenther@suse.de>
6176 PR tree-optimization/52028
6177 * tree-loop-distribution.c (ldist_gen): Properly update
6180 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6183 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6184 set_cur_line_info_table if not emitting debug info.
6186 PR tree-optimization/52046
6187 * tree-vect-patterns.c (check_bool_pattern): Give up if
6188 a comparison could throw.
6191 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6193 2012-01-30 Richard Guenther <rguenther@suse.de>
6195 PR tree-optimization/52045
6196 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6197 SSA form if cfgcleanup did anything.
6199 2012-01-30 Richard Guenther <rguenther@suse.de>
6201 PR tree-optimization/52045
6202 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6203 before computing final todo.
6205 2012-01-30 Richard Guenther <rguenther@suse.de>
6207 PR tree-optimization/51528
6208 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6211 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6213 * df-problems.c (df_kill_notes): Check that the use refers
6214 to the note under examination.
6216 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6219 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6220 parameter and use short-lived pseudos.
6221 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6222 (sparc_expand_vector_init): Const-ify local variables and adjust
6223 calls to above functions.
6225 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6227 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6229 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6231 * doc/invoke.texi: Make usage of "compile time" and
6232 "run time"/"runtime" consistent throughout the file.
6234 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6236 * config/alpha/alpha.c (alpha_option_override): Default to
6237 full IEEE compliance mode for Go language.
6239 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6241 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6242 (LINK_SSP_SPEC): Define.
6244 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6247 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6250 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6252 * doc/invoke.texi: Correct hyphenation of "floating point",
6253 "double precision", and related terminology throughout the file.
6255 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6258 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6259 arm_general_register_operand predicate for operand 2 instead of
6262 2012-01-27 Ian Lance Taylor <iant@google.com>
6265 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6266 * builtins.c (expand_builtin_init_trampoline): Add onstack
6267 parameter. Change caller.
6268 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6269 * tree.c (build_common_builtin_nodes): Declare
6270 __builtin_init_heap_trampoline.
6272 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6274 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6275 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6276 * config/avr/avr.c: Ditto.
6277 (avr_regnames): Remove because unused.
6278 * config/avr/avr.md (*cpse.ne): New peephole.
6279 (*cpse.eq): New peephole from former cpse peepholes.
6281 2012-01-27 Michael Eager <eager@eagercon.com>
6283 * config/microblaze.c (microblaze_emit_compare): Correct
6284 test after pcmp instruction.
6286 2012-01-27 Richard Guenther <rguenther@suse.de>
6288 PR tree-optimization/52020
6289 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6291 2012-01-27 Richard Guenther <rguenther@suse.de>
6293 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6294 function non-const/pure.
6296 2012-01-27 Richard Guenther <rguenther@suse.de>
6298 PR tree-optimization/50444
6299 * tree-sra.c (build_ref_for_offset): Properly adjust the
6300 MEM_REF type for unaligned accesses.
6302 2012-01-27 Richard Guenther <rguenther@suse.de>
6304 PR tree-optimization/50444
6305 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6306 (expand_assignment): Use it. Properly handle misaligned
6307 bases when expanding stores to component references.
6308 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6311 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6314 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6315 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6316 * tree-data-ref.c (find_data_references_in_loop): Make static.
6317 (compute_all_dependences): Change return type to bool. Bail out
6318 for too many datarefs in a loop. Move the hunk resetting the data
6319 dependences vector from ...
6320 (compute_data_dependences_for_loop): ... here. Account for
6321 compute_all_dependences returning false.
6322 (compute_data_dependences_for_bb): Likewise.
6323 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6324 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6326 2012-01-27 Richard Guenther <rguenther@suse.de>
6329 * expr.c (store_field): Use the alias-set of the scratch memory
6332 2012-01-27 Tom de Vries <tom@codesourcery.com>
6334 PR tree-optimization/51990
6335 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6337 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6339 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6342 * var-tracking.c (reverse_op): Don't add any reverse operation
6343 if V already has any constant locations.
6345 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6347 * doc/invoke.texi: Correct usage of "command line" (noun)
6348 vs "command-line" (adjective) throughout.
6350 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6352 * doc/invoke.texi (Language Independent Options): Move
6353 -Wcoverage-mismatch blurb from here....
6354 (Warning Options): ...to here.
6356 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6358 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6359 Set rs6000_always_hint to false for 476.
6361 2012-01-27 Matthias Klose <doko@ubuntu.com>
6363 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6365 * incpath.c (add_standard_paths): Likewise.
6367 2012-01-27 Richard Henderson <rth@redhat.com>
6369 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6370 * config/m68k/sync.md (atomic_test_and_set): Rename from
6371 sync_test_and_setqi and adjust the operands.
6372 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6373 and unconditionally enable.
6375 2012-01-27 Richard Henderson <rth@redhat.com>
6377 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6378 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6379 (ldstub): Rename from ldstubqi.
6380 (ldstub<I24MODE>): Remove.
6382 2012-01-27 Richard Henderson <rth@redhat.com>
6384 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6385 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6386 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6387 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6388 * doc/tm.texi: Rebuild.
6390 2012-01-27 Richard Henderson <rth@redhat.com>
6392 * optabs.c (gen_atomic_test_and_set): Remove default.
6393 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6395 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6397 PR rtl-optimization/51978
6398 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6399 (combine_reaching_defs): Likewise.
6400 (struct re_info): Remove.
6401 (add_removable_extension): Remove x and data arguments,
6402 add insn, insn_list and def_map. Use the arguments directly
6403 instead of using struct re_info.
6404 (find_removable_extensions): Don't call add_removable_extension
6405 through note_stores, instead just call it with single_set
6407 (find_and_remove_re): Pass curr_cand->expr instead of
6408 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6410 2012-01-26 Michael Matz <matz@suse.de>
6412 PR tree-optimization/46590
6413 * cfgexpand.c: Revert last change (r183305).
6414 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6416 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6417 checking for emptiness.
6419 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6422 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6423 non-addressable non-BLKmode base correctly.
6425 2012-01-26 Michael Matz <matz@suse.de>
6427 PR tree-optimization/48794
6428 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6429 regions referenced from RESX/EH_DISPATCH.
6431 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6433 * config/s390/s390.h: Make BRANCH_COST an option.
6434 * config/s390/s390.opt: New option -mbranch-cost.
6436 2012-01-26 Richard Henderson <rth@redhat.com>
6438 Revert 2012-01-24 change:
6439 * trans-mem.c (requires_barrier): Do not instrument thread local
6440 variables and emit save/restore for them.
6442 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6445 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6448 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6450 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6453 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6456 Rename __pgm to __flash.
6457 Rename __pgm1 to __flash1.
6458 Rename __pgm2 to __flash2.
6459 Rename __pgm3 to __flash3.
6460 Rename __pgm4 to __flash4.
6461 Rename __pgm5 to __flash5.
6462 Rename __pgmx to __memx.
6463 * doc/extend.texi (AVR Named Address Spaces)
6464 Rename address space names as indicated above.
6465 * config/avr/avr.c (avr_addrspace): Ditto.
6467 * config/avr/avr-protos.h
6468 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6469 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6470 * config/avr/predicates.md: Ditto.
6471 * config/avr/avr.c Ditto, and
6472 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6473 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6475 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6476 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6477 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6478 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6479 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6480 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6481 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6482 * config/avr/avr.c: Ditto.
6483 * config/avr/avr.md: Ditto.
6485 2012-01-25 Jason Merrill <jason@redhat.com>
6488 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6490 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6492 PR tree-optimization/51987
6493 * tree-data-ref.c (get_references_in_stmt): Handle references in
6494 non-volatile GIMPLE_ASM.
6496 2012-01-25 Richard Guenther <rguenther@suse.de>
6498 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6499 bases are dereferenced.
6501 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6503 PR rtl-optimization/48374
6504 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6506 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6508 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6509 compute_data_dependences_for_loop returns false.
6510 * tree-parloops.c (loop_parallel_p): Likewise.
6512 2012-01-25 Richard Guenther <rguenther@suse.de>
6514 * tree.h (get_pointer_alignment_1): Declare.
6515 * builtins.c (get_pointer_alignment_1): New function.
6516 (get_pointer_alignment): Use it.
6518 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6520 PR rtl-optimization/48308
6521 * combine.c (enum undo_kind): Add UNDO_LINKS.
6522 (struct undo): Add member l to other_contents and where.
6523 (do_SUBST_LINK): New.
6525 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6526 (undo_all): Handle UNDO_LINKS.
6528 2012-01-25 Richard Henderson <rth@redhat.com>
6530 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6533 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6535 * optabs.c (gen_atomic_test_and_set): Use each argument.
6537 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6539 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6540 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6541 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6542 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6543 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6544 TARGET_PAIRED_SINGLE_FLOAT.
6546 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6548 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6549 (in_struct, return_val): Remove MEM documentation.
6550 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6551 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6552 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6554 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6555 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6556 * expr.c (store_field): Likewise.
6557 * function.c (assign_stack_temp_for_type): Likewise.
6558 * ifcvt.c (noce_try_cmove_arith): Likewise.
6559 * reload1.c (reload): Likewise.
6560 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6561 (alpha_set_memflags): Likewise.
6562 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6564 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6566 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6568 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6569 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6570 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6572 * cselib.c (cselib_rtx_varies_p): Delete.
6573 (cselib_invalidate_mem): Update call to canon_true_dependence.
6574 * dse.c (record_store, check_mem_read_rtx): Likewise.
6575 (scan_reads_nospill): Likewise.
6576 * cse.c (check_dependence): Likewise.
6577 (cse_rtx_varies_p): Delete.
6578 * expr.c (safe_from_p): Update call to true_dependence.
6579 * ira.c (validate_equiv_mem_from_store): Likewise.
6580 (memref_referenced_p): Likewise.
6581 * postreload-gcse.c (find_mem_conflicts): Likewise.
6582 * sched-deps.c (sched_analyze_2): Likewise.
6583 * store-motion.c (load_kills_store): Likewise.
6584 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6585 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6586 (compute_transp): Update call to canon_true_dependence.
6588 2012-01-25 Richard Henderson <rth@redhat.com>
6590 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6591 (maybe_emit_atomic_test_and_set): New.
6592 (expand_sync_lock_test_and_set): Use it.
6593 (expand_atomic_test_and_set): Likewise.
6594 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6595 the implementation; clarify implementation defined details.
6596 * doc/md.texi (atomic_test_and_set): Document.
6598 2012-01-25 Richard Henderson <rth@redhat.com>
6600 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6602 2012-01-25 Richard Henderson <rth@redhat.com>
6605 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6606 to effect no-op split.
6608 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6611 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6612 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6613 (BT_FN_VOID_PTR_INT_SIZE): New.
6614 (BT_FN_UINT_UINT_VAR): Remove.
6615 (BT_FN_UINT32_UINT32_VAR): New.
6616 (BT_FN_DOUBLE_VPTR): Remove.
6617 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6619 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6620 (_ITM_changeTransactionMode): Same.
6621 (_ITM_memmoveRtWt): Change return type to void.
6622 (_ITM_memcpyRtWt): Same.
6623 (_ITM_memsetW): Same.
6624 (_ITM_RaRD): Change types to double.
6629 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6631 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6632 Patrick Marlier <patrick.marlier@gmail.com>
6634 * trans-mem.c (requires_barrier): Do not instrument thread local
6635 variables and emit save/restore for them.
6637 2012-01-24 Jason Merrill <jason@redhat.com>
6640 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6641 output static aliases.
6643 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6646 * common.opt (-pie, -shared, pie, shared): Change from Common to
6648 * gcc.c (display_help): Display help for -pie and -shared.
6650 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6653 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6654 Remove note on size/offset limitation.
6655 (AVR Variable Attributes): Add example how to read data located
6656 with progmem. Refer to named address spaces.
6657 * doc/invoke.texi (AVR Options): Fix typo.
6659 2012-01-24 Richard Guenther <rguenther@suse.de>
6661 Forward-port to trunk
6662 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6665 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6666 op0 isn't sufficiently aligned and there is movmisalignM
6667 insn for mode, use it to load op0 into a temporary register.
6669 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6672 * target.def (const_not_ok_for_debug_p): New hook.
6673 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6675 * doc/tm.texi: Regenerated.
6676 * dwarf2out.c (const_ok_for_output_1): If
6677 targetm.const_not_ok_for_debug_p returns true, fail.
6678 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6680 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6682 2012-01-23 Kai Tietz <ktietz@redhat.com>
6685 * config/i386/predicates.md (symbolic_operand): Allow
6686 UNSPEC_PCREL as PIC expression for lea.
6687 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6688 * config/i386/i386.c (ix86_delegitimize_address): Handle
6689 UNSPEC_PCREL for none-MEM, too.
6691 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6693 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6694 (ipa_tm_create_version_alias): Same.
6696 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6699 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6700 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6702 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6703 Patrick Marlier <patrick.marlier@gmail.com>
6704 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6707 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6708 simple_object_start_read.
6710 2012-01-23 Richard Guenther <rguenther@suse.de>
6713 PR tree-optimization/51895
6714 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6715 parameter decomposition into BLKmode components.
6717 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6719 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6720 fake variables for restrict-qualified pointers whose pointed-to type
6721 contains a placeholder.
6723 2012-01-23 Richard Guenther <rguenther@suse.de>
6725 PR tree-optimization/51949
6726 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6728 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6730 PR rtl-optimization/51933
6731 * ree.c (transform_ifelse): Return true right away if dstreg is
6732 already wider or equal to cand->mode.
6733 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6734 (make_defs_and_copies_lists): Remove defs_list and copies_list
6735 arguments, add state argument, just truncate state->work_list
6736 instead of always allocating and freeing the vector. Assert that
6737 get_defs succeeds instead of returning 2. Changed return type to bool.
6738 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6739 have ext_src_mode, see if it has been modified already with the
6740 right kind of extension and has been extended before from the
6741 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6742 just return true. Remember the original mode in state->modified array.
6743 (combine_reaching_defs): Add state argument. Don't allocate and
6744 free here def_list, copied_list and vec vectors, instead just
6745 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6746 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6747 Add state variable, clear vectors in it, initialize state.modified
6748 if needed. Free all the vectors at the end and state.modified too.
6749 Don't skip a candidate if the extension expression has been modified.
6751 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6754 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6755 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6756 (extra_options) interix.opt -> i386/interix.opt"
6757 (extra_objs):Add winnt-stubs.o
6758 * configure.ac: Add interix to target_os .comm on PE check.
6759 * configure: Regenerate.
6760 * config/interix3.h: Delete and move bits to..
6761 * config/interix.h: Delete and move bits to..
6762 * config/i386/i386-interix3.h: Delete and move bits to..
6763 * config/i386/i386-interix.h: ..here.
6764 (TARGET_CPU_DEFAULT): Remove redefinition.
6765 (TARGET_ASM_CONSTRUCTOR): Undefine.
6766 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6767 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6768 (PTRDIFF_TYPE): Define.
6769 (LONG_DOUBLE_TYPE_SIZE): Define.
6770 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6771 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6772 (TARGET_SECTION_TYPE_FLAGS): Define.
6773 (ASM_DECLARE_FUNCTION_NAME): Define.
6774 (ASM_OUTPUT_EXTERNAL): Define.
6775 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6776 (ASM_OUTPUT_ALIGNED_BSS): Define.
6777 (PCC_BITFIELD_TYPE_MATTERS): Define.
6778 (USE_CONST_SECTION): Define.
6779 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6780 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6781 (SUPPORTS_ONE_ONLY): Remove.
6782 (I386_PE_STRIP_ENCODING): Define.
6783 * config/interix.opt: Delete and move bits to..
6784 * config/i386/interix.opt: ..here. New.
6785 (mpe-aligned-commons): Add.
6786 * config/i386/t-interix: Add copyright header.
6787 (winnt-stubs.o): Add rule.
6789 2012-01-22 Jason Merrill <jason@redhat.com>
6792 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6793 for extra name aliases.
6795 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6797 PR rtl-optimization/51924
6798 * ree.c (combine_set_extension): Improve debugging message.
6799 (combine_reaching_defs): Likewise.
6800 (get_defs): Rename confusingly named variable.
6801 (find_and_remove_re): Skip a candidate if the extension expression has
6804 2012-01-21 Robert Millan <rmh@gnu.org>
6805 Gerald Pfeifer <gerald@pfeifer.com>
6807 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6808 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6810 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6812 PR tree-optimization/51914
6813 * tree-vect-stmts.c (vectorizable_conversion): For
6814 cvt_type && modifier == WIDEN, put temporary with cvt_type
6815 at the beginning of vec_dsts and set vec_dest to temporary
6818 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6820 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6822 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6824 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6825 * config/rs6000/rs6000.c: Likewise.
6827 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6830 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6831 output_move_double on a copy of operands array.
6833 2012-01-20 Cary Coutant <ccoutant@google.com>
6834 Dodji Seketeli <dodji@redhat.com>
6837 * dwarf2out.c (copy_declaration_context): Return ref to parent
6838 of declaration DIE, if necessary.
6839 (remove_child_or_replace_with_skeleton): Add new parameter; update
6840 caller. Place skeleton DIE under parent DIE of original declaration.
6841 Move call to copy_declaration_context to here ...
6842 (break_out_comdat_types): ... from here.
6844 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6846 PR rtl-optimization/51856
6847 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6850 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6853 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6854 hints for neon loads and stores.
6856 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6860 * doc/extend.texi (Named Address Spaces): Split into subsections.
6861 (AVR Named Address Spaces): New subsection.
6862 (M32C Named Address Spaces): New subsection.
6863 (RL78 Named Address Spaces): New subsection.
6864 (SPU Named Address Spaces): New subsection.
6865 (Variable Attributes): New anchor "AVR Variable Attributes".
6866 (AVR Variable Attributes): Rewrite and avoid wording
6867 "address space" in this context.
6868 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6869 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6870 (AVR Built-in Macros): New subsubsection therein.
6871 * doc/md.texi (AVR constraints): Remove "C04", "R".
6873 2012-01-20 Richard Guenther <rguenther@suse.de>
6875 PR tree-optimization/51903
6876 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6877 when removing stmts.
6879 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6882 * config/arm/arm.c (arm_load_pic_register): Use
6883 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6884 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6885 (arm_pic_static_addr): Likewise.
6886 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6887 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6888 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6889 (pic_load_addr_unified): New.
6891 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6894 * function.c (instantiate_virtual_regs_in_insn): Use
6895 delete_insn_and_edges when removing a wrong asm insn.
6897 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6899 PR rtl-optimization/40761
6900 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6901 Add new member loop_num.
6902 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6903 (ira_build): Remove the parameter.
6905 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6906 (ira.c): Do not build CFG loops for one region allocation. Remove
6907 argument from ira_build call.
6909 * ira-build.c (init_loop_tree_node): New function.
6910 (create_loop_tree_nodes): Use it. Separate the case when CFG
6911 loops are not built.
6912 (more_one_region_p): Check current_loops.
6913 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6915 (add_loop_to_tree): Process loop equal to NULL too.
6916 (form_loop_tree): Separate the case when CFG loops are not built.
6917 Use explicitly number for the root.
6918 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6920 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6921 instead of loop->num.
6922 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6923 (mark_all_loops_for_removal): Ditto.
6924 (remove_unnecessary_regions): Separate the case when CFG loops
6926 (ira_build): Remove the parameter. Use explicit number of regions
6927 when CFG loops are not built.
6929 * ira-color.c (print_loop_title): Separate the case for the root node.
6930 Use loop_num instead of loop->num.
6931 (move_spill_restore): Use loop_num instead of loop->num.
6933 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6934 (change_loop): Ditto.
6935 (change_loop): Use loop_num instead of loop->num.
6937 * ira-lives.c (process_bb_node_lives): Ditto.
6939 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6941 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6943 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6946 * tree-mudflap.c (mf_artificial): New function.
6947 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6948 mx_register_decls, mudflap_enqueue_decl): Use it.
6951 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6952 numbers in the insn pattern.
6954 2012-01-19 Michael Matz <matz@suse.de>
6956 PR tree-optimization/46590
6957 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6958 use it in remembering which conflicts we already created.
6959 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6962 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6965 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6966 (merge_and_complain): Same.
6968 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6971 * config/initfini-array.h: Guard content of the header
6972 with #ifdef HAVE_INITFINI_ARRAY.
6973 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6974 Add initfini-array.h to tm_file here.
6975 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6976 * config.gcc: Don't add initfini-array.h to tm_file here.
6977 * configure: Regenerated.
6979 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6981 PR rtl-optimization/51505
6982 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6983 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6984 (df_note_bb_compute): Update the call to df_kill_notes.
6986 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6988 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6990 2012-01-18 Richard Guenther <rguenther@suse.de>
6992 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6993 of conversions to void *.
6995 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6996 Richard Sandiford <rdsandiford@googlemail.com>
7000 * optabs.h (simplify_expand_binop): Declare.
7001 * optabs.c (simplify_expand_binop): Make global.
7002 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7003 endian targets if the source cannot be exactly covered by word
7006 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7009 * hard-reg-set.h (struct hard_reg_set_container): New type.
7010 * target.h (struct hard_reg_set_container): Forward declare.
7011 * target.def (set_up_by_prologue): New target hook.
7012 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7013 * doc/tm.texi: Regenerated.
7014 * function.c (thread_prologue_and_epilogue_insns): Change
7015 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7016 Call targetm.set_up_by_prologue on it.
7017 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7018 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7020 2012-01-17 Nick Clifton <nickc@redhat.com>
7022 * config/rx/rx.c (rx_can_use_simple_return): New function.
7023 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7024 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7026 2012-01-17 Richard Guenther <rguenther@suse.de>
7029 * expr.c (expand_assignment): Take address-space information
7030 from the address operand of MEM_REF and TARGET_MEM_REF.
7031 (expand_expr_real_1): Likewise.
7033 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7035 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7036 reload dump is requested.
7038 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7041 * trans-mem.c (requires_barrier): Call may_be_aliased.
7043 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7045 PR tree-optimization/51877
7046 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7047 call arguments and fndecls compare equal, instead return false if they
7048 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7049 both SSA_NAMEs that are valueized the same, or they satisfy
7052 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7054 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7056 * configure: Regenerate.
7058 2012-01-16 Jan Hubicka <jh@suse.cz>
7062 * convert.c (convert_to_integer): Use fold_convert for
7063 converting an INTEGER_CST to integer type.
7065 2012-01-16 Jason Merrill <jason@redhat.com>
7068 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7070 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7073 * config/s390/s390.c (s390_chunkify_start): Don't skip
7074 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7075 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7076 If insn is followed by NOTE_INSN_VAR_LOCATION or
7077 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7078 Don't use location of note insns.
7080 PR tree-optimization/51865
7081 * tree-inline.c (tree_function_versioning): Call remap_decl
7082 on DECL_RESULT whenever it has VOID_TYPE_P type.
7084 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7086 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7087 for calls to locally-binding MIPS16 functions if only the return
7088 type uses float regs.
7090 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7091 Richard Sandiford <rdsandiford@googlemail.com>
7093 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7094 (SYMBOL_32_HIGH): Likewise.
7095 (mips_output_tls_reloc_directive): Declare.
7096 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7097 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7098 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7099 (mips_lo_relocs, mips_hi_relocs): Make extern.
7100 (mips16_stub_function): Move up file.
7101 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7102 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7103 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7104 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7105 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7106 (mips_get_tp): Add MIPS16 support.
7107 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7108 Generalize DTPREL and TPREL handling.
7109 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7110 Add MIPS16 TLS support.
7111 (mips_output_tls_reloc_directive): New function.
7112 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7113 * config/mips/predicates.md (symbolic_operand_with_high)
7114 (tls_reloc_operand): New predicates.
7115 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7116 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7117 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7118 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7119 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7120 (*tls_get_tp_mips16_call_<mode>): Likewise.
7122 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7124 PR rtl-optimization/51821
7125 * recog.c (peep2_find_free_register): Determine clobbered registers
7128 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7131 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7132 * config/avr/avr.c: Likewise.
7133 * config/avr/avr.h: Likewise.
7135 2012-01-13 Ian Lance Taylor <iant@google.com>
7138 * tree.h (TYPE_QUALS): Add cast to int.
7139 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7141 2012-01-13 Ian Lance Taylor <iant@google.com>
7143 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7144 comparing param_index to VEC_length result.
7146 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7148 * c-decl.c: Do not include tree-mudflap.h
7149 * tree-optimize.c: Likewise.
7150 * Makefile.in: Update dependencies.
7152 2012-01-13 Richard Guenther <rguenther@suse.de>
7155 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7156 variable-sized result always use RSO.
7158 2012-01-12 DJ Delorie <dj@redhat.com>
7160 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7161 pointer type, not just the default pointer type.
7163 2012-01-09 Richard Henderson <rth@redhat.com>
7164 Denis Chertykov <chertykov@gmail.com>
7167 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7168 * config/avr/avr.c (avr_can_eliminate): Simplify.
7169 (avr_initial_elimination_offset): Likewise.
7170 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7171 (expand_epilogue): Likewise.
7172 (avr_legitimize_address): Gut.
7173 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7174 (avr_hard_regno_nregs): New.
7175 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7176 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7177 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7178 add soft frame pointer.
7179 (CALL_USED_REGISTERS): Likewise.
7180 (REG_CLASS_CONTENTS): Likewise.
7181 (REGISTER_NAMES): Likewise.
7182 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7183 (HARD_FRAME_POINTER_REGNUM): New.
7184 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7185 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7186 remove the HARD_FRAME_POINTER self-elimination.
7188 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7191 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7192 DECL_EXTERNAL when checking for initializers of progmem variables.
7194 2012-01-12 Ira Rosen <irar@il.ibm.com>
7196 PR tree-optimization/51799
7197 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7198 that the last operation is a type demotion.
7200 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7202 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7203 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7205 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7208 * combine.c (distribute_notes): If i3 is a noreturn call,
7209 allow old_size to be equal to args_size and make sure the
7210 noreturn call gets REG_ARGS_SIZE note.
7211 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7212 on noreturn calls even when the delta is 0.
7214 2012-01-11 Nathan Sidwell <nathan@acm.org>
7216 * gcov.c (STRING_SIZE): Remove.
7217 (generate_results): Erase annotations for source files with no
7218 coverage information.
7220 (output_lines): Use it.
7222 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7224 * gimple.h (gimplify_body): Remove first argument.
7225 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7226 pointer set here, instead just pass DATA to walk_tree.
7227 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7228 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7229 (unvisit_body): Likewise, but with unmark_visited.
7230 (gimplify_body): Remove BODY_P argument and adjust.
7231 (gimplify_function_tree): Adjust call to gimplify_body.
7232 * omp-low.c (finalize_task_copyfn): Likewise.
7234 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7236 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7237 (build_function_type_skip_args): Delete.
7238 * tree.c (build_function_type_skip_args): Make static and add
7239 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7240 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7241 pass it to build_function_type_skip_args.
7242 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7243 (tree_function_versioning): Likewise.
7244 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7245 build_function_decl_skip_args.
7246 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7247 and pass it to build_function_decl_skip_args/tree_function_versioning.
7248 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7249 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7250 * trans-mem.c (ipa_tm_create_version): Likewise.
7251 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7252 * tree-inline.c (declare_return_variable): Remove always-true test.
7253 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7254 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7255 * ipa-split.c (split_function): Skip the return value for the split
7256 part if it doesn't return.
7258 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7260 PR tree-optimization/49642
7261 * ipa-split.c (forbidden_dominators): New variable.
7262 (check_forbidden_calls): New function.
7263 (dominated_by_forbidden): Likewise.
7264 (consider_split): Check for forbidden dominators.
7265 (execute_split_functions): Initialize and free forbidden
7266 dominators info; call check_forbidden_calls.
7268 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7270 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7272 2012-01-11 Nick Clifton <nickc@redhat.com>
7274 * config/rx/rx.md (return): Define pattern.
7276 2012-01-11 Richard Guenther <rguenther@suse.de>
7278 * doc/extend.texi (malloc attribute): Adjust according to
7281 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7282 Patrick Marlier <patrick.marlier@gmail.com>
7285 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7286 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7287 (ipa_tm_note_irrevocable): Same.
7288 (ipa_tm_scan_irr_block): Same.
7289 (ipa_tm_decrement_clone_counts): Same.
7290 (ipa_tm_scan_irr_function): Same.
7291 (ipa_tm_create_version_alias): Same.
7292 (ipa_tm_create_version): Same.
7293 (ipa_tm_transform_calls_redirect): Same.
7294 (ipa_tm_transform_calls): Same.
7295 (ipa_tm_transform_transaction): Same.
7296 (ipa_tm_execute): Same.
7298 2012-01-10 Richard Guenther <rguenther@suse.de>
7301 * opts.c (common_handle_option): Handle -Werror.
7303 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7305 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7308 2012-01-10 Jason Merrill <jason@redhat.com>
7310 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7313 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7315 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7316 supports R_386_TLS_GD_PLT reloc.
7317 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7318 supports R_386_TLS_LDM_PLT reloc.
7319 * configure: Regenerate.
7320 * config.in: Regenerate.
7322 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7325 Extend __pgmx semantics to linearize memory.
7326 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7327 determine if code comes inline or from libgcc.
7328 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7329 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7330 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7331 (movmemx_qi, movmemx_hi): New insns.
7332 (xload_<mode>_libgcc): Rewrite to new insn condition.
7333 (xload_<mode>): Remove insns.
7334 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7335 cases that don't satisfy avr_xload_libgcc_p().
7336 (avr_addr_space_convert): Allow converting in any direction.
7337 (avr_addr_space_subset_p): Return always true.
7338 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7339 (avr_emit_movmemhi): Ditto.
7340 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7341 (avr_out_movmem): Ditto.
7342 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7343 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7344 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7345 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7346 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7348 2012-01-10 Richard Guenther <rguenther@suse.de>
7350 PR tree-optimization/50913
7351 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7352 Require data-refs to be representable by Graphite with respect
7355 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7357 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7358 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7360 2012-01-10 Tom de Vries <tom@codesourcery.com>
7362 PR rtl-optimization/51271
7363 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7364 handling annulled branch.
7366 2012-01-10 Richard Henderson <rth@redhat.com>
7368 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7369 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7370 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7371 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7372 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7373 arm_expand_vec_perm_const): New.
7374 * config/arm/arm-protos.h: Update.
7375 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7376 (*neon_vswp<VDQX>): New.
7377 (neon_vcombine<VDX>): Use neon_split_vcombine.
7378 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7379 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7380 (vec_perm<VE>): New.
7382 2012-01-10 Richard Henderson <rth@redhat.com>
7384 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7385 use it if reload_completed.
7386 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7387 arm_output_asm_insn, arm_process_output_memory_barrier,
7388 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7389 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7390 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7391 arm_process_output_sync_insn, arm_output_sync_insn,
7392 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7393 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7394 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7395 (emit_unlikely_jump): New.
7396 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7397 (arm_split_atomic_op): New.
7398 * config/arm/arm-protos.h: Update.
7399 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7400 (struct arm_sync_generator): Remove.
7401 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7402 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7403 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7404 (VUNSPEC_LL, VUNSPEC_SC): New.
7405 (sync_result, sync_memory, sync_required_value, sync_new_value,
7406 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7407 (attr length): Don't use arm_sync_loop_insns.
7408 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7409 (movsfcc, movdfcc): Likewise.
7410 * config/arm/constraints.md (Ua): New.
7411 * config/arm/prediates.md (mem_noofs_operand): New.
7412 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7413 (sync_clobber, sync_t2_reqd): Remove.
7414 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7415 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7416 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7417 (arm_sync_compare_and_swap<SIDI>): Remove.
7418 (arm_sync_compare_and_swap<NARROW>): Remove.
7419 (arm_sync_lock_test_and_set<SIDI>): Remove.
7420 (arm_sync_lock_test_and_set<NARROW>): Remove.
7421 (arm_sync_new_<syncop><SIDI>): Remove.
7422 (arm_sync_new_<syncop><NARROW>): Remove.
7423 (arm_sync_new_nand<SIDI>): Remove.
7424 (arm_sync_new_nand<NARROW>): Remove.
7425 (arm_sync_old_<syncop><SIDI>): Remove.
7426 (arm_sync_old_<syncop><NARROW>): Remove.
7427 (arm_sync_old_nand<SIDI>): Remove.
7428 (arm_sync_old_nand<NARROW>): Remove.
7429 (*memory_barrier): Merge arm_output_memory_barrier.
7430 (atomic_compare_and_swap<QHSD>): New.
7431 (atomic_compare_and_swap<NARROW>_1): New.
7432 (atomic_compare_and_swap<SIDI>_1): New.
7433 (atomic_exchange<QHSD>): New.
7434 (cas_cmp_operand, cas_cmp_str): New.
7435 (atomic_op_operand, atomic_op_str): New.
7436 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7437 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7438 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7439 (arm_load_exclusive<NARROW>): New.
7440 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7441 (arm_store_exclusive<QHSD>): New.
7443 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7445 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7446 reload patterns if -mvsx-scalar-memory.
7448 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7449 generated, even -mno-vsx-scalar-double was used.
7450 (vsx_xscvdpsp_scalar): Likewise.
7451 (vsx_xscvspdp_scalar2): Likewise.
7453 2012-01-09 Tom de Vries <tom@codesourcery.com>
7454 Andrew Pinski <apinski@cavium.com>
7457 * reorg.c (fill_slots_from_thread): Don't speculate
7458 frame-related insns.
7460 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7462 * sched-int.h (bb_note): Move to...
7463 * basic-block.h: ...here.
7464 * haifa-sched.c (bb_note): Move to...
7465 * cfgrtl.c: ...here.
7466 * function.c (next_block_for_reg): New function.
7467 (move_insn_for_shrink_wrap): Likewise.
7468 (prepare_shrink_wrap): Rewrite to use the above.
7470 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7472 * gimple.c (is_gimple_non_addressable): Remove.
7473 * gimple.h: Remove is_gimple_non_addressable.
7474 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7475 is_gimple_non_addressable.
7476 * trans-mem.c (expand_assign_tm): Same.
7478 2012-01-09 Richard Guenther <rguenther@suse.de>
7480 PR tree-optimization/51775
7481 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7482 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7484 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7486 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7488 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7490 2012-01-09 Richard Guenther <rguenther@suse.de>
7492 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7494 2012-01-08 Jan Hubicka <jh@suse.cz>
7496 PR tree-optimize/51680
7497 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7498 on when known_vals needs to be computed; cleanup.
7500 2012-01-08 Jan Hubicka <jh@suse.cz>
7502 PR tree-optimize/51694
7503 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7505 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7507 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7508 for -std=c++98 and -std=c++11 too.
7510 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7512 * cfgloop.c (cancel_loop): Add free() of bbs array.
7514 2012-01-07 Jan Hubicka <jh@suse.cz>
7516 PR tree-optimization/51600
7517 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7518 that benefits small functions.
7520 2012-01-07 Jan Hubicka <jh@suse.cz>
7522 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7524 2012-01-07 Jan Hubicka <jh@suse.cz>
7526 PR tree-optimization/51680
7527 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7528 whose inlining reduce unit size.
7530 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7533 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7534 Add canonical node to containing_mem chain after the non-canonical
7535 one, even if there weren't any locs to propagate.
7536 (remove_useless_values): Keep only canonical values.
7537 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7538 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7539 canonicalize mem_chain elements that are not discarded.
7541 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7544 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7545 before emitting functions.
7547 PR gcov-profile/50127
7548 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7549 clear_aux_for_blocks.
7551 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7554 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7556 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7558 * c-decl.c (ext_block): Moved up.
7559 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7561 2012-01-06 Han Shen <shenhan@google.com>
7563 Translate built-in include paths for sysroot.
7564 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7565 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7567 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7568 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7570 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7571 control whether sysroot should be prepended to gxx include dir.
7573 * configure: Regenerate.
7575 2012-01-06 Torvald Riegel <triegel@redhat.com>
7577 PR rtl-optimization/51771
7578 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7579 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7581 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7583 PR tree-optimization/51315
7584 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7585 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7587 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7590 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7591 for shrp pattern. Correctly handle and fixup shift variable.
7592 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7594 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7597 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7598 note when !ACCUMULATE_OUTGOING_ARGS.
7600 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7602 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7604 (extract_range_from_unary_expr_1): Avoid useless computations.
7606 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7608 PR rtl-optimization/51767
7609 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7610 of jump_block and add an extra edge for degenerated asm gotos.
7613 * stmt.c (check_unique_operand_names): Don't ICE during error
7614 reporting if i is from labels chain.
7617 * profile.c (branch_prob): Split bbs that have exit edge
7618 and need a fake entry edge too.
7620 2012-01-05 Jan Hubicka <jh@suse.cz>
7623 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7626 2012-01-05 Richard Guenther <rguenther@suse.de>
7629 * tree-streamer-out.c (write_ts_optimization): New function.
7630 (streamer_write_tree_body): Call it.
7631 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7632 (streamer_read_tree_body): Call it.
7633 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7635 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7638 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7639 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7640 in_cleanup_point_expr before gimplify_stmt call and restore it
7642 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7643 in_cleanup_point_expr is false.
7645 2012-01-05 Richard Guenther <rguenther@suse.de>
7648 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7650 * toplev.c (process_options): Reject combining mudflap and LTO.
7651 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7653 2012-01-05 Richard Guenther <rguenther@suse.de>
7655 PR tree-optimization/51760
7656 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7658 (bit_value_unop): Handle UNDEFINED operands.
7659 (bit_value_binop): Likewise.
7661 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7663 * config/avr/avr.c (avr_replace_prefix): Remove.
7664 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7665 (avr_asm_function_rodata_section): Ditto.
7666 (avr_asm_select_section): Ditto.
7668 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7670 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7673 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7676 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7677 calls that have any non-fake successor edges.
7680 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7682 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7684 PR tree-optimization/51624
7685 * tree-sra.c (build_ref_for_model): When replicating a chain of
7686 COMPONENT_REFs, stop as soon as the offset would become negative.
7688 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7691 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7692 in .debug_loc on the floor.
7694 2012-01-04 Andrew Pinski <apinski@cavium.com>
7696 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7698 2012-01-04 Andrew Pinski <apinski@cavium.com>
7699 Adam Nemet <anemet@caviumnetworks.com>
7701 * config/mips/mips.md (size): Add SI and DI.
7702 (SIZE): New mode attribute.
7703 (U): New code attribute.
7704 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7705 (mips_lbux_<mode>): Delete.
7706 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7707 (mips_lhx): Use gen_mips_lhx_extsi.
7708 (mips_lhx_<mode>): Delete.
7710 (mips_l<size>x): New expand.
7711 (mips_lwx_<mode>): Delete.
7712 (mips_l<GPR:size>x_<P:mode>): New pattern.
7713 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7714 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7715 * config/mips/mips.c (mips_lx_address_p): New function.
7716 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7717 (dsp64): New availability predicate.
7718 (mips_builtins): Add an entry for __builtin_mips_ldx.
7719 * config/mips/mips.h (ISA_HAS_LBX): New define.
7720 (ISA_HAS_LBUX): Likewise.
7721 (ISA_HAS_LHX): Likewise.
7722 (ISA_HAS_LHUX): Likewise.
7723 (ISA_HAS_LWX): Likewise.
7724 (ISA_HAS_LWUX): Likewise.
7725 (ISA_HAS_LDX): Likewise.
7726 * doc/extend.texi (__builtin_mips_ldx): Document.
7728 2012-01-04 Tristan Gingold <gingold@adacore.com>
7730 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7731 when long pointers are used.
7732 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7733 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7734 (ia64-hp-*vms*): Remove.
7735 * config/vms/xm-vms64.h: Delete.
7737 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7740 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7742 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7744 * opts.c (finish_options): Remove duplicate sorry.
7746 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7749 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7752 2012-01-04 Richard Guenther <rguenther@suse.de>
7755 * tree.c (size_low_cst): New function.
7756 * tree.h (size_low_cst): Declare.
7757 * fold-const.c (fold_comparison): Use it to extract the low
7758 part of the POINTER_PLUS_EXPR offset.
7760 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7762 Fix clearing ZERO_REG
7763 * config/avr/avr.md (cc): Add alternative "ldi".
7764 (movqi_insn): Use it in cc attribute.
7765 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7766 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7767 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7769 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7771 * configure: Regenerate.
7773 2012-01-04 Richard Guenther <rguenther@suse.de>
7775 PR tree-optimization/49651
7776 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7777 (var_can_have_subvars): Use it.
7778 (get_constraint_for_1): Only consider subfields if there can be any.
7780 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7783 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7784 to its new canonical_cselib_val and the cselib_val was in
7785 first_containing_mem chain, but the canonical_cselib_val was not,
7786 add the latter into the chain.
7787 (cselib_invalidate_mem): Compare canonical_cselib_val of
7788 addr_list chain elt with v.
7791 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7792 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7794 (output_macinfo_op): Don't ggc_strdup fd->filename.
7795 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7796 then ggc_strdup it. Don't free inc->info or cur->info.
7797 (output_macinfo): Don't free ref->info or file->info.
7799 2012-01-03 Ira Rosen <irar@il.ibm.com>
7801 PR tree-optimization/51269
7802 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7803 first_niters a pointer.
7804 (slpeel_tree_peel_loop_to_edge): Likewise.
7805 (vect_do_peeling_for_loop_bound): Update call to
7806 slpeel_tree_peel_loop_to_edge.
7807 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7808 here. Remove it from the parameters list.
7809 (vect_do_peeling_for_alignment): Update calls and compute
7812 2012-01-03 Richard Guenther <rguenther@suse.de>
7814 PR tree-optimization/51070
7815 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7816 Properly handle calls.
7818 2012-01-03 Richard Guenther <rguenther@suse.de>
7820 PR tree-optimization/51692
7821 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7822 the LHS of allocation stmts.
7824 2012-01-03 Olivier Hainque <hainque@adacore.com>
7826 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7828 2012-01-03 Olivier Hainque <hainque@adacore.com>
7830 * collect2.c (main): In AIX specific computations for vector
7831 insertions, use CONST_CAST2 to cast from char ** to const char **.
7833 2012-01-03 Richard Guenther <rguenther@suse.de>
7836 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7837 the context of a limbo DIE when it does not already exist.
7839 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7841 PR tree-optimization/51719
7842 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7843 but direct call is, clear direct call's lhs and don't add fallthrough
7844 edge from dcall_bb to join_bb and PHIs.
7846 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7848 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7849 the instructions emitted by the pattern.
7850 ("*TDC_insn_<mode>"): Add comment.
7852 2012-01-03 Richard Guenther <rguenther@suse.de>
7855 * fold-const.c (fold_comparison): Properly canonicalize
7856 tree offset and HOST_WIDE_INT bit position.
7858 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7860 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7861 operands for extzv pattern.
7863 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7866 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7869 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7871 * doc/invoke.texi (-flto and related options): Copy-edit.
7873 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7875 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7877 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7879 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7882 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7884 * expr.h (move_by_pieces_ninsns): Declare.
7885 * expr.c (move_by_pieces_ninsns): Make external.
7886 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7887 (mips_store_by_pieces_p): Likewise.
7888 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7889 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7890 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7891 (mips_store_by_pieces_p): Likewise.
7893 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7895 * passes.c (register_one_dump_file): Free full_name.
7897 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7898 (calculate_elim_costs_all_insns): Free offsets_at and
7899 offsets_known_at at the end and clear the pointers.
7901 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7903 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7904 this option introduced in r180739.
7906 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7909 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7910 (tmake_file target=avr): Add avr/t-multilib.
7912 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7913 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7914 * config/avr/genmultilib.awk: New file.
7915 * config/avr/t-multilib: New auto-generated file.
7916 * config/avr/multilib.h: New auto-generated file.
7917 * config/avr/t-avr (AVR_MCUS): New variable.
7918 (genopt.sh): Use it.
7919 (s-mlib): Depend on t-multilib.
7920 (t-multilib, multilib.h): New dependencies.
7921 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7922 (MULTILIB_OPTIONS): Remove.
7923 (MULTILIB_MATCHES): Remove.
7924 (MULTILIB_DIRNAMES): Remove.
7925 (MULTILIB_EXCEPTIONS): Remove:
7926 * config/avr/genopt.sh: Don't use hard coded file name;
7927 pass AVR_MCUS from t-avr instead.
7929 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7931 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7933 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7935 Implement light-weight DImode support.
7936 * config/avr/avr-dimode.md: New file.
7937 * config/avr/avr.md: Include it.
7938 (adjust_len): Add plus64, compare64.
7939 (HIDI): Remove code iterator.
7940 (code_stdname): New code attribute.
7941 (rotx, rotsmode): Remove DI.
7942 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7944 * config/avr/avr-protos.h (avr_have_dimode): New.
7945 (avr_out_plus64, avr_out_compare64): New.
7946 * config/avr/avr.c (avr_out_compare): Handle DImode.
7947 (avr_have_dimode): New variable definition and initialization.
7948 (avr_out_compare64, avr_out_plus64): New functions.
7949 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7950 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7951 (avr_compare_pattern): Skip DImode comparisons.
7953 2012-01-02 Revital Eres <revital.eres@linaro.org>
7955 * ddg.c (def_has_ccmode_p): New function.
7956 (add_cross_iteration_register_deps,
7957 create_ddg_dep_from_intra_loop_link): Call it.
7959 2012-01-02 Richard Guenther <rguenther@suse.de>
7962 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7964 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7966 * gcc.c (process_command): Update copyright notice dates.
7967 * gcov.c (print_version): Likewise.
7968 * gcov-dump.c (print_version): Likewise.
7969 * mips-tfile.c (main): Likewise.
7970 * mips-tdump.c (main): Likewise.
7972 2012-01-01 Ira Rosen <irar@il.ibm.com>
7974 PR tree-optimization/51704
7975 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7976 a use is inside the basic block or loop before accessing its vect info.
7978 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7980 PR rtl-optimization/51069
7981 * cfgloopmanip.c (remove_path): Removing path making irreducible
7982 region unconditional makes BB part of the region.
7984 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7986 PR tree-optimization/51683
7987 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7988 calls with side-effects.
7989 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7991 Copyright (C) 2012 Free Software Foundation, Inc.
7993 Copying and distribution of this file, with or without modification,
7994 are permitted in any medium without royalty provided the copyright
7995 notice and this notice are preserved.