1 2013-07-09 Jason Merrill <jason@redhat.com>
4 * expr.c (get_inner_reference): Avoid returning a negative bitpos.
6 2013-07-09 Joseph Myers <joseph@codesourcery.com>
8 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
9 adjust register size for TDmode and TFmode for VSX registers.
11 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
13 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
15 2013-07-08 Jakub Jelinek <jakub@redhat.com>
17 PR rtl-optimization/57829
18 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
19 mask bits outside of mode are just sign-extension from mode to HWI.
21 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
23 Backport from mainline
24 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.c (construct_container): Report error if
28 long double is used with disabled x87 float returns.
30 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
32 Backport from mainline
33 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
36 * collect2.c (collect_atexit): New.
37 (collect_exit): Delete.
38 (main): Register collect_atexit with atexit.
39 (collect_wait): Change collect_exit to exit.
41 * collect2.h (collect_exit): Delete.
42 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
44 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
46 Backport from mainline
47 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
49 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
50 cmp_code to construct REG_EQUAL note.
52 Backport from mainline
53 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
55 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
56 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
58 Backport from mainline
59 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
62 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
63 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
64 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
66 2013-06-09 Jakub Jelinek <jakub@redhat.com>
69 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
70 that operands[2] doesn't overlap with operands[0].
72 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
76 for non-sse2 targets. Simplify mode attribute calculation.
78 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
80 Backport from mainline
81 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
83 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
84 cache parameters using detect_caches_amd also for CYRIX,
85 NSC and TM2 signatures.
87 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
88 Dzianis Kahanovich <mahatma@eu.by>
92 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
93 VIA/Centaur processors and determine their cache parameters
94 using detect_caches_amd.
96 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
98 * config/i386/i386.c (ix86_option_override_internal): Add
99 PTA_POPCNT to corei7 entry.
101 2013-05-14 Richard Biener <rguenther@suse.de>
103 PR gcov-profile/57269
104 Backport from mainline
105 2012-06-30 Nathan Sidwell <nathan@acm.org>
107 * coverage.c (coverage_init): Read counts file before writing
110 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
113 Backport from mainline
114 2013-01-22 Jakub Jelinek <jakub@redhat.com>
117 * config/i386/i386.md (UNSPEC_STOS): New.
118 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
119 *strsetqi_1): Add UNSPEC_STOS.
121 2013-05-10 Joey Ye <joey.ye@arm.com>
123 Backport from mainline
124 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
127 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
129 (thumb1_extendhisi2): Reduce Thumb pool range.
130 (arm_movdi): Likewise.
131 (thumb1_movdi_insn): Likewise.
132 (thumb1_movsi_insn): Likewise.
133 (pic_load_addr_unified): Likewise.
134 (pic_load_addr_32bit): Likewise.
135 (pic_load_addr_thumb1): Likewise.
136 (thumb1_movhf): Likewise.
137 (arm_movsf_soft_insn): Likewise.
138 (thumb1_movsf_soft_insn): Likewise.
139 (movdf_soft_insn): Likewise.
140 (thumb1_movdf_soft_insn): Likewise.
141 * config/arm/neon.md (*neon_mov<mode>): Likewise.
142 (*neon_mov<mode>): Likwise.
143 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
144 (*thumb2_movhi_insn): Likewise.
145 (*thumb2_extendqisi_v6): Likewise.
146 (*thumb2_zero_extendqisi_v6): Likewise.
147 (*thumb2_zero_extendqisi2_v6): Likewise.
148 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
149 (*movdi_vfp): Likewise.
150 (*movdi_vfp_cortexa8): Likewise.
151 (*thumb2_movsf_vfp): Likewise.
152 (*thumb2_movdf_vfp): Likewise.
154 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
156 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
157 Add mthumb/march=armv7-a multilib.
158 Add mthumb/march=armv7-r multilib.
159 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
161 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
164 * config/v850/t-rtems: Add more multilibs.
166 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
169 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
172 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
173 to save TFmode registers and DImode to save TImode registers for
174 caller save operations.
175 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
176 mark being partially clobbered since they only use the first
179 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
180 and TDmode only use the upper 64-bits of each VSX register.
182 2013-05-03 Marek Polacek <polacek@redhat.com>
184 Backport from mainline
185 2013-04-25 Marek Polacek <polacek@redhat.com>
187 PR tree-optimization/57066
188 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
190 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
192 Backport from mainline
193 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
196 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
198 (*zero_extendsidi2): Ditto.
200 Backport from mainline
201 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
204 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
206 2013-04-29 Christian Bruel <christian.bruel@st.com>
209 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
211 2013-04-27 Jakub Jelinek <jakub@redhat.com>
214 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
215 the immediate rotate count.
217 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
219 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
221 2013-04-19 Matthias Klose <doko@ubuntu.com>
225 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
227 Backport from mainline
228 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
229 Alexander Monakov <amonakov@ispras.ru>
232 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
233 flush pending lists also on non-jumps. Adjust comment.
236 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
238 * sched-deps.c (add_dependence_list_and_free): Simplify.
239 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
240 lists when add_dependence_list_and_free doesn't free them.
242 2013-04-19 Marek Polacek <polacek@redhat.com>
244 Backport from mainline
245 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
246 Jakub Jelinek <jakub@redhat.com>
248 PR tree-optimization/48189
249 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
250 If nitercst is 0, don't predict the exit edge.
252 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
254 Backport from mainline
255 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
256 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
258 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
261 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
263 * doc/tm.texi: Update.
264 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
265 * target.def (force_at_comp_dir): New hook.
266 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
267 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
269 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
272 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
273 (S_MODES): Set H_MODE bit.
274 (SF_MODES): Set only S_MODE and SF_MODE bits.
275 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
276 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
277 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
278 <MODE_FLOAT>: Likewise.
280 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
282 Backport from mainline:
283 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
286 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
287 nuses, make sure we have a label.
289 2013-04-11 Richard Biener <rguenther@suse.de>
291 * BASE-VER: Set to 4.7.4.
292 * DEV-PHASE: Set to prerelease.
294 2013-04-11 Release Manager
296 * GCC 4.7.3 released.
298 2013-04-10 David S. Miller <davem@davemloft.net>
300 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
303 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
307 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
309 Backport from mainline
310 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
311 Alexander Monakov <amonakov@ispras.ru>
314 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
315 flush pending lists also on non-jumps. Adjust comment.
317 2013-04-03 Richard Biener <rguenther@suse.de>
319 PR tree-optimization/56501
320 * tree-switch-conversion.c (check_process_case): Properly
321 handle !single_succ_p case.
323 2013-04-03 Jakub Jelinek <jakub@redhat.com>
325 Backported from mainline
326 2013-03-06 Jakub Jelinek <jakub@redhat.com>
328 PR tree-optimization/56539
329 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
330 instead of GSI_CONTINUE_LINKING as last argument to
331 force_gimple_operand_gsi. Adjust function comment.
333 2013-03-05 Jakub Jelinek <jakub@redhat.com>
336 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
337 (avoid_complex_debug_insns): New function.
338 (expand_debug_locations): Call it.
340 2013-04-02 Wei Mi <wmi@google.com>
342 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
343 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
344 *<rotate_insn><mode>3_mask in i386.md.
346 2013-04-02 Richard Biener <rguenther@suse.de>
349 Backport from mainline
350 2012-05-16 Richard Guenther <rguenther@suse.de>
352 * tree-inline.c (declare_return_variable): Properly handle
353 DECL_BY_REFERENCE return vars in SSA form.
355 2013-04-01 Wei Mi <wmi@google.com>
357 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
358 Truncate operand 2 using %b asm operand modifier.
359 (*<shift_insn><mode>3_mask): Ditto.
360 (*<rotate_insn><mode>3_mask): Ditto.
362 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
364 * config/i386/i386.md (*movsf_internal): Change type of
365 alternatives 3,4 to imov.
367 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
369 Backport from mainline
370 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
373 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
374 when the may_trap_p bit of the exprs being merged differs.
375 Reorder tests for speculativeness in the logical and operator.
377 Backport from mainline
378 2013-03-05 Jakub Jelinek <jakub@redhat.com>
381 * sel-sched-ir.c (free_sched_pools): Release
382 succs_info_pool.stack[succs_info_pool.max_top] vectors too
383 if succs_info_pool.max_top isn't -1.
385 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
387 Backport from mainline
388 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
391 * sel-sched.c: Include ira.h.
392 (implicit_clobber_conflict_p): New function.
393 (moveup_expr): Use it.
394 * Makefile.in (sel-sched.o): Depend on ira.h.
396 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
398 Backport from mainline
399 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
400 Alexander Monakov <amonakov@ispras.ru>
403 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
404 flush pending lists also on non-jumps. Adjust comment.
406 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
408 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
409 * doc/extend.texi (Named Address Spaces): Ditto.
410 (Variable Attributes): Ditto.
412 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
414 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
415 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
418 2013-03-27 Walter Lee <walt@tilera.com>
420 Backport from mainline:
421 2013-03-27 Walter Lee <walt@tilera.com>
423 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
424 double-decrement of next_scratch_regno.
426 2013-03-27 Walter Lee <walt@tilera.com>
428 Backport from mainline:
429 2013-03-27 Walter Lee <walt@tilera.com>
431 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
433 (insn_v1mulus): Ditto.
434 (insn_v2muls): Ditto.
436 2013-03-27 Walter Lee <walt@tilera.com>
438 Backport from mainline:
439 2013-03-27 Walter Lee <walt@tilera.com>
441 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
443 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
445 2013-03-27 Walter Lee <walt@tilera.com>
447 Backport from mainline:
448 2013-03-27 Walter Lee <walt@tilera.com>
450 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
452 (*sibcall_value): Ditto.
454 2013-03-27 Walter Lee <walt@tilera.com>
456 Backport from mainline:
457 2013-03-27 Walter Lee <walt@tilera.com>
459 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
460 (insn_mnz_v8qi): ... this ...
461 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
463 (insn_v<n>mnz): Replaced by ...
464 (insn_v1mnz): ... this ...
465 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
467 (insn_mz_<mode>): Replaced by ...
468 (insn_mz_v8qi): ... this ...
469 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
471 (insn_v<n>mz): Replaced by ...
472 (insn_v1mz): ... this ...
473 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
476 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
478 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
480 2013-03-26 Richard Biener <rguenther@suse.de>
482 Backport from mainline:
483 2013-03-13 Richard Biener <rguenther@suse.de>
485 PR tree-optimization/56608
486 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
487 calls when vectorizing basic-blocks.
489 2013-03-05 Richard Biener <rguenther@suse.de>
491 PR tree-optimization/56270
492 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
493 of loads after scheduling an SLP instance.
495 2013-03-26 Walter Lee <walt@tilera.com>
497 Backport from mainline:
498 2013-03-26 Walter Lee <walt@tilera.com>
500 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
501 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
503 2013-03-26 Walter Lee <walt@tilera.com>
505 Backport from mainline:
506 2013-03-25 Walter Lee <walt@tilera.com>
508 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
509 TILEGX_INSN_SHUFFLEBYTES1.
510 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
512 (tilegx_builtins): Ditto.
513 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
515 2013-03-26 Walter Lee <walt@tilera.com>
517 Backport from mainline:
518 2013-03-25 Walter Lee <walt@tilera.com>
520 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
521 tests for constraint J, K, N, P.
523 2013-03-26 Walter Lee <walt@tilera.com>
525 Backport from mainline:
526 2013-03-25 Walter Lee <walt@tilera.com>
528 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
529 Use indirect/pcrel encoding.
530 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
533 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
535 Backport from mainline:
536 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
537 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
540 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
541 (musermode): Convert to Var(TARGET_USERMODE).
542 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
543 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
544 * config/sh/sh.c (sh_option_override): Use
545 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
546 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
548 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
550 (udivsi3_i4_single, divsi3_i4_single): Use
551 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
552 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
553 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
554 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
555 (SUBTARGET_OVERRIDE_OPTIONS): New.
557 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
559 Backport from mainline:
560 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
562 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
563 to m2a-single instead of m2e.
565 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
568 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
571 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
574 * config/i386/i386.c (init_cumulative_args): Also set
575 cum->callee_return_avx256_p.
576 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
577 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
579 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
580 callee_return_avx256_p.
582 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
584 Backport from mainline:
585 2012-12-04 Ian Lance Taylor <iant@google.com>
587 * godump.c (find_dummy_types): Output a dummy type if we couldn't
588 output the real type.
590 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
593 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
594 (PLUS_EXPR): Likewise.
595 * doc/cppopts.texi (--help): Likewise.
596 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
597 (-fdump-rtl-cprop_hardreg): Likewise.
598 (-fdump-rtl-csa): Likewise.
599 (-fdump-rtl-dce): Likewise.
600 (-fdump-rtl-dbr): Likewise.
601 (-fdump-rtl-into_cfglayout): Likewise.
602 (-fdump-rtl-outof_cfglayout): Likewise.
604 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
607 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
608 (arm_print_operand, case 'S'): Don't use shift_operator to validate
611 2013-03-14 Seth LaForge <sethml@google.com>
614 Backport from mainline
615 2012-10-22 Julian Brown <julian@codesourcery.com>
617 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
618 VFP D registers in big-endian mode.
620 2013-03-08 Joey Ye <joey.ye@arm.com>
622 Backport from mainline
623 2013-03-06 Joey Ye <joey.ye@arm.com>
626 * gcc.c (convert_white_space): New function.
627 (main): Handles white space in function name.
629 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
631 Backport from mainline
632 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
635 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
636 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
637 to SH_DIV_CALL_TABLE for TARGET_SH2.
638 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
640 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
641 mdiv= call-div1, call-fp, call-table options.
643 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
645 * config.gcc (arm*-*-rtemself*): New.
646 (arm*-*-rtems*): Removed.
647 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
648 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
650 2013-03-01 Richard Biener <rguenther@suse.de>
652 Backport from mainline
653 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
655 PR tree-optimization/55481
656 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
657 back to general rewriting if we cannot leave an original biv
660 2013-03-01 Richard Biener <rguenther@suse.de>
662 Backport from mainline
663 2012-04-10 Richard Guenther <rguenther@suse.de>
666 * gimple-low.c (gimple_check_call_args): Properly account for
667 compatible aggregate types.
669 2013-02-26 Nick Clifton <nickc@redhat.com>
672 Import this patch from the mainline:
674 2012-08-17 Nick Clifton <nickc@redhat.com>
676 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
677 (branch_true): Likewise.
678 (branch_false): Likewise.
680 2013-02-26 Jakub Jelinek <jakub@redhat.com>
682 PR tree-optimization/56443
683 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
684 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
685 to type_for_mode langhook.
687 2013-02-21 Jakub Jelinek <jakub@redhat.com>
690 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
693 2013-02-19 Jakub Jelinek <jakub@redhat.com>
695 Backported from mainline
696 2013-02-19 Jakub Jelinek <jakub@redhat.com>
698 PR tree-optimization/56350
699 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
700 if haven't found reduction or nested cycle operand, rather than
701 asserting we must find it.
703 PR tree-optimization/56381
704 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
707 2013-02-08 Jakub Jelinek <jakub@redhat.com>
709 PR tree-optimization/56250
710 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
711 if type is unsigned and code isn't MULT_EXPR.
713 2013-02-06 Jakub Jelinek <jakub@redhat.com>
716 * omp-low.c (use_pointer_for_field): Return false if
717 lower_send_shared_vars doesn't generate any copy-out code.
719 2012-11-27 Jakub Jelinek <jakub@redhat.com>
721 PR tree-optimization/55110
722 * tree-vect-loop.c (vectorizable_reduction): Don't assert
723 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
725 2013-02-18 Richard Biener <rguenther@suse.de>
728 2013-02-04 Richard Biener <rguenther@suse.de>
730 Backport from mainline
731 2012-07-04 Richard Guenther <rguenther@suse.de>
733 PR tree-optimization/53844
734 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
735 the loop virtual PHI.
737 2013-02-13 David S. Miller <davem@davemloft.net>
739 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
741 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
743 Backport from mainline
744 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
746 PR rtl-optimization/56275
747 * simplify-rtx.c (avoid_constant_pool_reference): Check that
748 offset is non-negative and less than cmode size before
749 calling simplify_subreg.
751 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
753 Backport from mainline
754 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
756 * config/i386/sse.md (FMAMODEM): New mode iterator.
757 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
758 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
760 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
763 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
764 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
766 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
768 Backport from mainline
769 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
772 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
773 If there is no implicit builtin declaration, just return NULL.
775 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
776 Michael Meissner <meissner@linux.vnet.ibm.com>
778 Backport from mainline
779 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
780 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
782 2013-02-07 David S. Miller <davem@davemloft.net>
784 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
786 * var-tracking.c (vt_add_function_parameter): Test the presence of
787 HAVE_window_save properly and do not remap argument registers when
788 we have a leaf function.
790 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
792 Backport from mainline
793 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
796 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
798 * config/i386/i386.c (ix86_print_operand): Ditto.
800 2013-02-07 Alan Modra <amodra@gmail.com>
803 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
804 static chain, set REST_INLINE_FPRS too.
806 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
808 Backport from mainline
809 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
811 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
812 * configure: Regenerate.
814 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
816 Backport from mainline
817 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
818 Andrew Dixie <andrewd@gentrack.com>
820 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
823 2013-02-05 Richard Biener <rguenther@suse.de>
825 Backport from mainline
826 2012-12-10 Richard Biener <rguenther@suse.de>
828 PR tree-optimization/55107
829 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
830 (bitmap_set_replace_value): Add gcc_unreachable.
831 (do_regular_insertion): Re-write all_same handling. Insert
832 an assignment instead of a PHI in this case.
833 (execute_pre): Do not record constified events.
835 2013-02-05 Richard Biener <rguenther@suse.de>
837 PR tree-optimization/54767
838 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
839 backedges drop all symbolical range information.
840 (execute_vrp): Compute backedges.
842 2013-02-04 Richard Biener <rguenther@suse.de>
844 Backport from mainline
845 2012-01-11 Richard Guenther <rguenther@suse.de>
847 PR tree-optimization/44061
848 * tree-vrp.c (extract_range_basic): Compute zero as
849 value-range for __builtin_constant_p of function parameters.
851 2013-01-08 Jakub Jelinek <jakub@redhat.com>
854 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
856 2013-02-04 Richard Biener <rguenther@suse.de>
858 Backport from mainline
859 2012-07-04 Richard Guenther <rguenther@suse.de>
861 PR tree-optimization/53844
862 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
863 the loop virtual PHI.
865 2012-12-13 Richard Biener <rguenther@suse.de>
868 * tree-streamer.c (record_common_node): Check that we are not
869 recursively pre-loading nodes we want to skip. Handle
870 char_type_node appearing as part of va_list_type_node.
872 2013-02-04 Richard Biener <rguenther@suse.de>
875 * gimple.h (gimple_call_builtin_class_p): New function.
876 * gimple.c (validate_call): New function.
877 (gimple_call_builtin_class_p): Likewise.
878 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
879 Use gimple_call_builtin_class_p.
880 (find_func_clobbers): Likewise.
881 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
882 (strlen_optimize_stmt): Likewise.
884 2013-02-01 Jakub Jelinek <jakub@redhat.com>
886 Backported from mainline
887 2013-01-28 Jakub Jelinek <jakub@redhat.com>
889 PR tree-optimization/56125
890 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
891 pow(x,c) into sqrt(x) * powi(x, n/2) or
892 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
894 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
895 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
898 2013-01-25 Jakub Jelinek <jakub@redhat.com>
900 PR tree-optimization/56098
901 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
902 for stmts with volatile ops.
903 (cond_store_replacement): Don't optimize if assign has volatile ops.
904 (cond_if_else_store_replacement_1): Don't optimize if either
905 then_assign or else_assign have volatile ops.
907 2013-01-23 Jakub Jelinek <jakub@redhat.com>
910 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
911 instead of cmpdi_operand for first comparison operand.
912 Don't assert that comparison operands aren't both constants.
914 2013-01-21 Jakub Jelinek <jakub@redhat.com>
916 PR tree-optimization/56051
917 * fold-const.c (fold_binary_loc): Don't fold
918 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
919 a narrowing conversion, or widening conversion from signed
922 2013-01-18 Jakub Jelinek <jakub@redhat.com>
925 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
926 the case where writing real complex part of target modifies
929 2013-01-15 Jakub Jelinek <jakub@redhat.com>
932 * function.c (thread_prologue_and_epilogue_insns): Always
933 add crtl->drap_reg to set_up_by_prologue.set, even if
934 stack_realign_drap is false.
936 2013-01-10 Jakub Jelinek <jakub@redhat.com>
938 PR tree-optimization/55921
939 * tree-complex.c (expand_complex_asm): New function.
940 (expand_complex_operations_1): Call it for GIMPLE_ASM.
942 2013-01-03 Jakub Jelinek <jakub@redhat.com>
944 PR rtl-optimization/55838
945 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
946 iv0.step, iv1.step and step.
948 2012-11-23 Jakub Jelinek <jakub@redhat.com>
951 * Makefile.in (gimple-low.o): Depend on langhooks.h.
952 * gimple-low.c: Include langhooks.c.
953 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
954 by default call lang_hooks.block_may_fallthru.
955 * langhooks.h (struct lang_hooks): Add block_may_fallthru
957 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
958 (LANG_HOOKS_INITIALIZER): Use it.
960 2012-11-20 Jakub Jelinek <jakub@redhat.com>
963 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
964 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
965 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
966 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
967 fail if the last real insn doesn't have REG_ARGS_SIZE note.
969 2012-11-17 Jakub Jelinek <jakub@redhat.com>
971 PR tree-optimization/55236
972 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
973 and signed ARG0_TYPE, force low and high to be non-NULL.
975 2012-11-13 Jakub Jelinek <jakub@redhat.com>
977 PR rtl-optimization/54127
978 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
979 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
980 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
981 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
982 REG_LABEL_TARGET and REG_LABEL_OPERAND.
984 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
986 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
987 range isn't testing for zero.
989 2013-01-29 Richard Biener <rguenther@suse.de>
991 PR tree-optimization/56113
992 * tree-ssa-structalias.c (equiv_class_lookup): Also return
994 (label_visit): Free duplicate bitmaps and record the leader instead.
995 (perform_var_substitution): Adjust.
997 2013-01-28 Serowk <serowk@yandex.ru>
1000 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1001 Fix mode checks to allow for the passing of constants in the
1003 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1004 Add entries in the switch statement for builtin iwmmxt vector
1005 shift and rotate builtins.
1007 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1009 Backport from mainline
1010 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1013 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1014 operand 0 in movabs insn template for -masm=intel asm alternative.
1015 (*movabs<mode>_2): Ditto for operand 1.
1017 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1019 Backport from mainline
1020 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1024 alternative to (o,r).
1025 (*movdi_internal_rex64): Remove (!o,n) alternative.
1026 (DImode immediate->memory splitter): Remove.
1027 (DImode immediate->memory peephole2): Remove.
1028 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1029 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1030 alternative to (!o,*r).
1031 (*movtf_internal_sse): New pattern.
1032 (*movxf_internal_rex64): New pattern.
1033 (*movxf_internal): Disable for TARGET_64BIT.
1034 (*movdf_internal_rex64): Remove (!o,F) alternative.
1036 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1038 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1039 involving stack registers slightly.
1041 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1043 * config/i386/constraints.md (Yf): New constraint.
1044 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1045 of f constraint to conditionaly disable x87 register preferences.
1046 (*movdf_internal): Ditto.
1047 (*movsf_internal): Ditto.
1049 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1051 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1052 (*movtf_internal_rex64): Add (!o,C) alternative
1053 (*movxf_internal_rex64): Ditto.
1054 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1056 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1058 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1060 2013-01-24 Martin Jambor <mjambor@suse.cz>
1062 Backport from mainline
1063 2013-01-04 Martin Jambor <mjambor@suse.cz>
1065 PR tree-optimization/55755
1066 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1067 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1069 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1071 Backport from mainline
1072 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1074 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1076 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1078 PR rtl-optimization/56023
1079 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1080 dependent on debug instruction.
1082 2013-01-21 Martin Jambor <mjambor@suse.cz>
1084 Backport from mainline
1085 2013-01-17 Martin Jambor <mjambor@suse.cz>
1087 PR tree-optimizations/55264
1088 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1089 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1090 for virtual functions.
1091 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1092 for virtual methods.
1093 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1094 virtual methods before inlining is over.
1096 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1098 Backport from mainline
1099 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1102 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1103 store through atomic_store<mode>_1.
1104 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1106 2013-01-16 Richard Biener <rguenther@suse.de>
1109 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1110 account for bitpos when computing alignment.
1112 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1114 Backport from 2013-01-14 trunk r195169.
1117 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1118 etc. to 1 and not to __flash.
1119 Use LL suffix for __INT24_MAX__ with -mint8.
1120 Use ULL suffix for __UINT24_MAX__ with -mint8.
1122 2013-01-14 Matthias Klose <doko@ubuntu.com>
1124 * doc/invoke.texi: Document -print-multiarch.
1125 * doc/install.texi: Document --enable-multiarch.
1126 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1127 * configure.ac: Add --enable-multiarch option.
1128 Substitute with_cpu, with_float.
1129 * configure: Regenerate.
1130 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1131 enable_multiarch, with_cpu, with_float: New macros.
1132 if_multiarch: New macro, define in terms of enable_multiarch.
1133 * genmultilib: Add new argument for the multiarch name.
1134 * gcc.c (multiarch_dir): Define.
1135 (for_each_path): Search for multiarch suffixes.
1136 (driver_handle_option): Handle multiarch option.
1137 (do_spec_1): Pass -imultiarch if defined.
1138 (main): Print multiarch.
1139 (set_multilib_dir): Separate multilib and multiarch names
1140 from multilib_select.
1141 (print_multilib_info): Ignore multiarch names in multilib_select.
1142 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1143 * cppdefault.h (default_include): Document multiarch in multilib
1145 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1146 include directory for multiarch directories.
1147 * common.opt: New options --print-multiarch and -imultilib.
1149 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1150 Include i386/t-linux.
1151 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1152 Include i386/t-kfreebsd.
1153 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1154 * config/i386/t-linux64: Add multiarch names in
1155 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1156 * config/i386/t-gnu: New file.
1157 * config/i386/t-kfreebsd: Likewise.
1158 * config/i386/t-linux: Likewise.
1160 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1161 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1162 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1163 for 32bit non-biarch configurations.
1165 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1166 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1169 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1171 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1173 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1174 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1175 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1177 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1178 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1179 Include rs6000/t-linux for 32bit non-biarch configurations.
1181 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1183 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1185 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1186 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1188 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1189 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1191 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1193 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1194 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1195 (vect_estimate_min_profitable_iter): Adjust to above fix.
1196 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1198 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1200 Backport from mainline
1201 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1203 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1204 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1205 documentation. Add missing '__' in front of
1206 __builtin_ia32_packssdw256.
1208 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1210 Backport from mainline
1211 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1213 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1214 attribute of movddup insn to DF.
1215 (*vec_interleave_lowv2df): Ditto.
1216 (vec_dupv2df): Ditto.
1218 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1220 Backport from 2013-01-07 trunk r194991, r194992.
1223 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1226 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1227 (avr_addrspace_t): Add .section_name field.
1228 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1230 (avr_addrspace): Same. Initialize .section_name. Remove last
1231 NULL entry. Put __memx into .progmemx.data.
1232 (progmem_section_prefix): Remove.
1233 (avr_asm_init_sections): No need to initialize progmem_section.
1234 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1235 section name prefix.
1236 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1237 retrieve the progmem section.
1238 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1239 boundary to run over avr_addrspace[].
1240 (avr_register_target_pragmas): Ditto.
1242 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1244 Backport from 2013-01-07 trunk r194978.
1247 * doc/install.texi (Cross-Compiler-Specific Options): Document
1250 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1252 Backport from 2013-01-07 trunk r194968.
1255 * config/avr/t-avr: Don't automatically rebuild
1256 $(srcdir)/config/avr/t-multilib
1257 $(srcdir)/config/avr/avr-tables.opt
1258 (avr-mcus): New phony target to build them on request.
1259 (s-avr-mlib): Remove.
1260 * avr/avr-mcus.def: Adjust comments.
1262 2013-01-07 Terry Guo <terry.guo@arm.com>
1264 Backport from mainline
1265 2012-12-19 Terry Guo <terry.guo@arm.com>
1267 * config/arm/arm.c (thumb_find_work_register): Check argument
1268 register number based on current PCS.
1270 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1272 Backport from mainline
1273 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1276 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1277 selected code model, define __code_mode_small__, __code_model_medium__,
1278 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1279 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1280 xchg temporary register with %k. Declare temporary register as
1282 [__x86_64__]: For medium and large code models, preserve %rbx register.
1284 2013-01-03 Richard Henderson <rth@redhat.com>
1286 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1287 after eliminating TLS symbols.
1289 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1292 * config/pa/pa.md (movsi): Revert previous change.
1293 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1296 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1299 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1302 2013-01-02 Jason Merrill <jason@redhat.com>
1305 * tree.c (build_array_type_1): Revert earlier change.
1307 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1310 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1311 after reload starts.
1313 2012-12-21 Martin Jambor <mjambor@suse.cz>
1315 PR tree-optimization/55355
1316 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1317 bit_position is small enough to fit a single HOST_WIDE_INT.
1319 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1321 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1323 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1325 Backport from mainline
1326 2012-10-15 Matthias Klose <doko@ubuntu.com>
1328 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1329 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1331 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1332 Tomash Brechko <tomash.brechko@gmail.com>
1335 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1336 handling of before and after cases.
1337 * config/sparc/sync.md (atomic_store): Fix pasto.
1339 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1341 * optabs.c (expand_atomic_store): Elide redundant model test.
1343 2012-12-13 Richard Henderson <rth@redhat.com>
1346 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1348 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1351 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1352 (tldo_stb_sp64): Likewise.
1353 (tldo_sth_sp32): Likewise.
1354 (tldo_sth_sp64): Likewise.
1355 (tldo_stw_sp32): Likewise.
1356 (tldo_stw_sp64): Likewise.
1357 (tldo_stx_sp64): Likewise.
1359 2012-12-10 Kai Tietz <ktietz@redhat.com>
1362 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1364 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1366 Backport from mainline
1367 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1368 H.J. Lu <hongjiu.lu@intel.com>
1371 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1372 before using it as insn or call equivalent.
1374 2012-12-06 Jason Merrill <jason@redhat.com>
1377 * tree.c (build_array_type_1): Re-layout if we found it in the
1380 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1382 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1383 opaque cond in all call insns.
1385 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1387 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1388 area if the function allocates dynamic stack space.
1389 (ia64_initial_elimination_offset): Adjust offsets to above change.
1391 2012-12-03 Richard Biener <rguenther@suse.de>
1393 Backport from mainline
1394 2012-09-24 Richard Guenther <rguenther@suse.de>
1396 PR tree-optimization/53663
1397 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1398 native encode/interpret translation on VN_WALKREWRITE.
1400 2012-12-03 Kai Tietz <ktietz@redhat.com>
1403 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1406 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1409 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1411 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1413 Backport from mainline:
1414 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1417 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1418 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1419 (in_nullified_branch_delay): Likewise.
1420 (in_call_delay): Likewise.
1421 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1422 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1423 the $$sh_func_adrs call as variable. Update type of sibcalls and
1424 $$sh_func_adrs call.
1425 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1426 length instead of adjustment. Handle negative and undefined call
1427 adjustments for insn_default_length. Remove adjustment for millicode
1428 insn with unfilled delay slot.
1429 (pa_output_millicode_call): Update for revised millicode length.
1430 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1432 2012-11-29 Kai Tietz <ktietz@redhat.com>
1435 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1436 use by XNEWVEC/XRESIZEVEC.
1438 * i386.c (get_scratch_register_on_entry): Handle
1439 thiscall-convention.
1440 (split_stack_prologue_scratch_regno): Likewise.
1441 (ix86_static_chain): Likewise.
1442 (x86_output_mi_thunk): Likewise.
1444 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1446 Backported from mainline
1447 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1448 Markus Trippelsdorf <markus@trippelsdorf.de>
1451 * lto-opts.c (lto_write_options): Also handle
1452 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1453 OPT_SPECIAL_program_name.
1456 * lto-wrapper.c (merge_and_complain): Handle
1457 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1458 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1460 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1462 PR rtl-optimization/55489
1463 * gcse.c (compute_transp): Precompute a canonical version
1464 of XEXP (x, 0), and pass it to canon_true_dependence.
1466 2012-11-27 Richard Biener <rguenther@suse.de>
1469 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1470 stmt with a NOP instead of removing it.
1472 2012-11-26 Richard Biener <rguenther@suse.de>
1474 Backport from mainline
1475 2012-10-19 Richard Biener <rguenther@suse.de>
1477 PR tree-optimization/54976
1478 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1479 Robustify against odd inner_mode inputs.
1481 2012-10-12 Richard Biener <rguenther@suse.de>
1483 PR tree-optimization/54894
1484 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1485 Handle over-aligned scalar types properly.
1487 2012-10-02 Richard Guenther <rguenther@suse.de>
1490 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1491 cleaning up the CFG.
1493 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1495 Backport from mainline
1496 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1498 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1499 explaining the register ordering preferences.
1501 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1502 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1503 constraints so that the traditional floating point loads, stores,
1504 and moves are done first, then the VSX loads, stores, and moves,
1505 and finally the GPR loads, stores, and moves so that reload
1506 chooses FPRs over GPRs, and uses the traditional load/store
1507 instructions which provide an offset.
1508 (movdf_hardfloat64): Likewise.
1510 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1512 Backported from mainline
1513 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1514 H.J. Lu <hongjiu.lu@intel.com>
1517 * config/i386/i386.c (legitimize_pic_address): Properly handle
1519 (ix86_print_operand_address): Set code to 'k' when forcing
1520 addr32 prefix. For x32, zero-extend negative displacement if
1523 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1525 * common.opt (fvar-tracking-uninit): Document.
1526 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1527 * config/darwin.c (darwin_override_options): Likewise.
1529 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1531 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1532 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1534 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1536 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1538 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1540 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1543 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1545 Backport from mainline
1546 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1548 * config/i386/i386.c (ix86_init_machine_status): Do not
1549 explicitly clear tls_descriptor_call_expanded_p again.
1551 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1553 * config/i386/sse.md
1554 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1555 as read and written by the instruction.
1557 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1559 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1560 (ix86_instantiate_decls): New function.
1561 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1562 stack slot instead of SLOT_VIRTUAL.
1563 <case IX86_BUILTIN_STMXCSR>: Ditto.
1564 (assign_386_stack_local): Do not assert when virtual slot is valid.
1565 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1566 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1567 (truncxf<mode>2): Ditto.
1568 (floatunssi<mode>2): Ditto.
1569 (isinf<mode>2): Ditto.
1570 * config/i386/sync.md (atomic_load<mode>): Ditto.
1571 (atomic_store<mode>): Ditto.
1573 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1576 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1577 the argument is itself a conditional expression.
1579 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1581 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1584 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1586 PR tree-optimization/54986
1587 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1588 conversions on entry but add them back on exit if needed.
1590 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1593 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1595 (print_reg): Use true_regnum rather than REGNO.
1596 (ix86_print_operand_address): Remove SUBREG handling.
1598 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1600 Backported from mainline
1601 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1604 * gimple.h (is_gimple_sizepos): New inline function.
1605 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1606 final assignment to expr variable.
1607 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1608 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1609 into a local temporary.
1611 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1613 PR tree-optimization/54877
1614 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1615 use make_ssa_name instead of copy_ssa_name.
1617 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1619 Backport from mainline
1620 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1622 PR tree-optimization/53708
1623 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1624 user-supplied alignment when used with an explicit section name.
1626 2012-11-02 Jeff Law <law@redhat.com>
1628 PR tree-optimization/54985
1629 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1630 from thread_across_edge.
1631 (thread_across_edge): Use it in all cases where we might thread
1634 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1636 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1637 special register pushes before frame probing and allocation.
1639 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1640 Joel Sherrill <joel.sherrill@oarcorp.com>
1642 * config/sparc/t-rtems: New (Custom multilibs).
1643 * config/sparc/t-rtems-64: New (Custom multilibs).
1644 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1645 (sparc-*-rtems*): Add sparc/t-rtems.
1647 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1649 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1651 (hash_rtx): Likewise.
1653 2012-10-29 Terry Guo <terry.guo@arm.com>
1655 Backport from mainline
1656 2012-10-11 Terry Guo <terry.guo@arm.com>
1658 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1660 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1663 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1665 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1666 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1668 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1670 * config/avr/t-rtems: Revert previous commit.
1672 2012-10-26 Terry Guo <terry.guo@arm.com>
1674 Backport from mainline
1675 2012-10-23 Terry Guo <terry.guo@arm.com>
1678 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1681 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1683 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1685 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1687 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1689 * config.gcc (microblaze*-*-rtems*): New target.
1690 * config/microblaze/rtems.h: New.
1691 * config/microblaze/t-rtems: New.
1693 2012-10-25 Richard Biener <rguenther@suse.de>
1695 PR tree-optimization/54902
1696 * tree-ssa-pre.c (fini_pre): Return TODO.
1697 (execute_pre): Adjust.
1698 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1699 blocks before computing dominators.
1701 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1703 Backport from mainline
1704 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/i386.c (memory_address_length): Assert that non-null
1707 base or index RTXes are registers. Do not check for REG RTXes.
1708 Determine addr32 prefix using SImode_address_operand or
1709 from original base and index RTXes. Simplify code.
1711 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1713 * config/i386/i386-protos.h (memory_address_length): Add new bool
1714 argument. Update all uses.
1715 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1716 add length of addr32 prefix based on mode of base or index register.
1717 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1718 addresses here. Update call to memory_address_length.
1719 (ix86_print_address_operand): Use SImode_address_operand predicate.
1720 * config/i386/predicates.md (SImode_address_operand): New.
1721 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1722 to calculate "mode" attribute. Use SImode_address_operand predicate
1723 instead of open-coding accepted RTX codes.
1725 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1727 Backport from 2012-10-22 trunk r192685.
1728 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1729 Note __AVR_<device>__ is not defined for cores.
1730 Don't point to --help=target.
1731 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1733 2012-10-19 Marek Polacek <polacek@redhat.com>
1735 Backported from mainline
1736 2012-10-19 Marek Polacek <polacek@redhat.com>
1739 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1740 pointer/non-pointer comparison.
1742 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1744 Backported from mainline
1745 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1748 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1749 sure the mode is correct when falling through from above cases.
1751 2012-10-19 Alan Modra <amodra@gmail.com>
1753 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1754 (HAVE_LD_LARGE_TOC): Likewise.
1755 * configure: Regenerate.
1757 2012-10-19 Alan Modra <amodra@gmail.com>
1759 * config/rs6000/predicates.md (splat_input_operand): Don't call
1760 input_operand for MEMs. Instead check for volatile and call
1761 memory_address_addr_space_p with modified mode.
1763 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1765 Backported from mainline
1766 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1768 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1770 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1772 PR rtl-optimization/54870
1773 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1774 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1775 SSA_NAME pointer that points to a partition if there is at least
1776 one variable with it set in the partition.
1777 * dse.c (local_variable_can_escape): New predicate.
1778 (can_escape): Call it.
1779 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1780 mark the SSA_NAME pointer that points to a partition.
1782 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1784 Backport from mainline
1785 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1787 PR rtl-optimization/53701
1788 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1789 rocess not only expr's vinsns but all old vinsns from expr's
1792 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1794 Backport from mainline
1795 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1798 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1800 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1801 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1802 only if producer writes to the register given by regno.
1804 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1806 Backport from mainline
1807 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1809 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1810 (UNSPEC_LOADU): New.
1811 (UNSPEC_STOREU): Ditto.
1812 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1813 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1814 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1815 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1816 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1817 (<sse2>_storedqu<avxsizesuffix>): ... this.
1818 (*sse4_2_pcmpestr_unaligned): Update.
1819 (*sse4_2_pcmpistr_unaligned): Ditto.
1821 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1822 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1823 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1824 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1825 gen_sse2_load{dqu,upd} to load from unaligned memory and
1826 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1828 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1829 Use CODE_FOR_sse_loadups.
1830 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1831 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1832 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1833 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1834 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1835 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1836 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1837 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1838 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1839 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1840 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1842 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1844 Backport from trunk (r190222):
1846 PR tree-optimization/54146
1847 * ifcvt.c: Include pointer-set.h.
1848 (cond_move_process_if_block): Change type of then_regs and
1849 else_regs from alloca'd array to pointer_sets.
1850 (check_cond_move_block): Update for this change.
1851 (cond_move_convert_if_block): Likewise.
1852 * Makefile.in: Fix dependencies for ifcvt.o.
1854 2012-10-15 Richard Guenther <rguenther@suse.de>
1856 PR tree-optimization/54920
1857 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1858 allocate temporary storage for all NARY elements.
1860 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1863 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1865 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1867 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1868 default_use_cxa_atexit to yes.
1870 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1872 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1874 2012-10-05 Jan Hubicka <jh@suse.cz>
1875 Jakub Jelinek <jakub@redhat.com>
1877 PR tree-optimization/33763
1878 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1879 attribute for redefined extern inline functions.
1881 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1883 Backported from mainline
1884 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1886 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1887 in SSE and YMM state support check for -march=native.
1889 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1892 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1895 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1897 Backported from mainline
1898 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1901 * doc/invoke.texi: Document -mprefer-avx128.
1903 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1905 Backported from mainline
1906 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1909 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1910 (XSTATE_FP): Likewise.
1911 (XSTATE_SSE): Likewise.
1912 (XSTATE_YMM): Likewise.
1913 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1914 SSE and YMM states aren't supported.
1916 2012-10-01 Tom de Vries <tom@codesourcery.com>
1918 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1921 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1924 * config/s390/s390.c (s390_option_override): Add missing break.
1926 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1928 Backport from mainline
1929 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1931 * config.gcc: Replace 'host' with 'target' when configuring for
1932 powerpc64*-*-freebsd.
1934 2012-09-28 Meador Inge <meadori@codesourcery.com>
1936 Backport from mainline
1937 2012-09-27 Meador Inge <meadori@codesourcery.com>
1939 * gcc-ar.c (main): Handle the returning of the sub-process error
1942 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1944 Backport from 2012-09-28 trunk r191821.
1945 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1947 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1950 * simplify-rtx.c (simplify_binary_operation_1): Perform
1951 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1953 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1955 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1956 TYPE_NONALIASED_COMPONENT flag.
1957 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1958 TYPE_NONALIASED_COMPONENT flag.
1960 2012-09-21 Richard Guenther <rguenther@suse.de>
1963 Backport from mainline
1964 2012-04-19 Richard Guenther <rguenther@suse.de>
1966 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1969 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1972 * c-typeck.c (c_cast_expr): When casting to a type requiring
1973 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1976 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1979 * c-typeck.c (build_unary_op): Pass original argument of
1980 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1981 any C_MAYBE_CONST_EXPR, if it has integer operands.
1982 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1983 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1984 to c_objc_common_truthvalue_conversion, then remove any
1985 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1986 c_objc_common_truthvalue_conversion not
1987 c_common_truthvalue_conversion.
1988 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1989 call note_integer_operands for arguments with integer operands
1990 that are not integer constants.
1992 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1994 Backported from mainline
1995 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1997 PR tree-optimization/54563
1998 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1999 gimple_purge_dead_eh_edges if last call has been changed.
2001 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2004 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2005 instead of (match_dup 0) as second argument to vec_merge.
2006 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2007 Remove third alternative.
2008 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2009 operand 2 instead of operand 1, but put it as first argument
2011 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2012 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2015 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2017 * BASE-VER: Set to 4.7.3.
2018 * DEV-PHASE: Set to prerelease.
2020 2012-09-20 Release Manager
2022 * GCC 4.7.2 released.
2024 2012-09-15 Andi Kleen <ak@linux.intel.com>
2026 Backport from mainline
2027 2012-09-07 Andi Kleen <ak@linux.intel.com>
2029 * gcc/lto-streamer.h (res_pair): Add.
2030 (lto_file_decl_data): Replace resolutions with respairs.
2032 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2033 Initialize respairs.
2034 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2036 2012-09-14 Walter Lee <walt@tilera.com>
2038 Backport from mainline.
2039 2012-09-14 Walter Lee <walt@tilera.com>
2041 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2042 option for TILEPro and TILE-Gx.
2044 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2046 * config/i386/i386.h (x86_prefetchw): New global variable.
2047 (TARGET_PREFETCHW): New macro.
2048 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2049 (processor_alias_table): Add PTA_PREFETCHW to
2050 bdver1, bdver2 and btver1.
2051 (ix86_option_override_internal): Set x86_prefetchw for
2052 PTA_PREFETCHW targets.
2053 * config/i386/i386.md (prefetch): Expand to prefetchw
2054 for TARGET_PREFETCHW.
2055 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2057 Backport from mainline
2058 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2060 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2061 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2063 (*prefetch_sse): ... this.
2064 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2066 (*prefetch_3dnow): ... this.
2068 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2071 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2072 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2074 2012-09-12 Teresa Johnson <tejohnson@google.com>
2076 Backport from mainline.
2077 2012-09-12 Teresa Johnson <tejohnson@google.com>
2079 PR gcov-profile/54487
2080 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2081 test using F_SETLKW with fcntl.
2082 * configure, config.in: Regenerate.
2084 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2086 Backport from mainline
2087 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2089 * config/i386/i386.md : Comments on fma4 instruction selection
2090 reflect requirement on register pressure based cost model.
2092 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2093 flag is set-reset as informed by the cpuid flag.
2095 * config/i386/i386.c (processor_alias_table): fma4
2096 flag is enabled for bdver2.
2098 2012-09-12 Christian Bruel <christian.bruel@st.com>
2100 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2102 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2104 * config.gcc: Obsolete picochip-*.
2106 2012-09-11 Richard Guenther <rguenther@suse.de>
2109 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2110 on flag_toplevel_reorder.
2112 2012-09-10 Richard Henderson <rth@redhat.com>
2114 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2117 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2119 Backport from 2012-09-10 mainline r191132.
2122 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2124 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2127 * tree-sra.c (disqualify_base_of_expr): Check for possible
2128 NULL_TREE returned by get_base_address()
2130 2012-09-07 Richard Guenther <rguenther@suse.de>
2132 Backport from mainline
2133 2012-06-26 Jan Hubicka <jh@suse.cz>
2136 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2139 2012-09-07 Richard Guenther <rguenther@suse.de>
2141 Backport from mainline
2142 2012-07-13 Richard Guenther <rguenther@suse.de>
2144 PR tree-optimization/53922
2145 * tree-vrp.c (value_inside_range): Change prototype to take
2146 min/max instead of value-range.
2147 (range_includes_zero_p): Likewise. Return the result from
2149 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2150 return value from range_includes_zero_p.
2151 (extract_range_from_unary_expr_1): Likewise.
2152 (compare_range_with_value): Likewise.
2153 (vrp_meet_1): Likewise.
2155 2012-09-07 Richard Guenther <rguenther@suse.de>
2158 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2159 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2160 arguments separately.
2162 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2164 Backported from mainline
2165 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2167 PR rtl-optimization/54455
2168 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2169 bb ends up with asm goto referencing bb's label.
2171 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2173 Backport from mainline.
2174 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2175 Richard Earnshaw <richard.earnshaw@arm.com>
2178 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2179 element size. Use elem_type from the formal parameter. New parameter
2181 (neon_expand_args): Adjust call to neon_dereference_pointer.
2183 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2185 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2186 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2188 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2190 Backport from mainline
2191 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2193 * config/i386/i386.md (isa): Add fma and fma4.
2194 (enabled): Handle fma and fma4.
2195 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2196 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2197 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2198 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2199 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2200 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2202 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2204 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2205 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2206 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2208 2012-09-06 Richard Guenther <rguenther@suse.de>
2210 PR tree-optimization/54498
2211 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2212 abort when reaching an already visited region.
2213 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2214 (get_continuation_for_phi_1): Likewise.
2215 (walk_non_aliased_vuses): When we translated the reference,
2216 abort when we re-visit a region.
2217 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2219 2012-09-06 Andrew Pinski <apinski@cavium.com>
2222 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2224 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2227 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2228 build_int_cst with size_type_node instead of size_int.
2230 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2232 Backport from 2012-09-05 mainline r190697.
2235 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2236 configured --with-avrlibc.
2237 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2239 * config/avr/avrlibc.h: New file.
2240 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2241 configured --with-avrlibc.
2242 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2244 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2246 Backport from 2012-09-04 mainline r190919
2249 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2250 of size less than 4 bytes by using macro ARM_NUM_INTS.
2251 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2253 2012-09-04 Richard Henderson <rth@redhat.com>
2255 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2257 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2259 Backport from 2012-09-04 mainline r190920
2262 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2264 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2266 Backport from 2012-09-04 mainline r190914
2269 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2271 (avr_allocate_stack_slots_for_args): ...this new static function.
2273 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2275 Backported from mainline
2276 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2279 * doc/invoke.texi: Add -da and remove -dm.
2281 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2283 Backported from mainline
2284 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2287 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2288 operands[1] is CONST_INT_P, convert it to QImode before printing.
2290 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2293 * c-convert.c (convert): Don't call fold_convert_loc if
2294 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2295 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2296 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2298 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2301 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2302 if init is a CONSTRUCTOR.
2304 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2306 PR rtl-optimization/54369
2307 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2308 calling dbr_schedule.
2309 * config/sparc/sparc.c (sparc_reorg): Likewise.
2311 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2313 Backport from mainline
2314 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2316 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2317 case for Atom processor.
2319 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2321 Backport from mainline
2322 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2325 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2326 true for TARGET_64BIT or !flag_pic.
2327 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2328 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2329 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2330 Add insn constraint. Conditionally emit xchg asm insns.
2331 (atomic_compare_and_swap<mode>): Update calls. Check only
2332 cmpxchg8b_pic_memory_operand in memory address fixup.
2334 (CASHMODE): Rename from DCASHMODE.
2335 (doublemodesuffix): Update modes.
2336 (regprefix): New mode attribute.
2338 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2339 <UNSPECV_CMPXCHG>: New constant.
2340 (atomic_compare_and_swap<mode>_1): Rename from
2341 atomic_compare_and_swap_single<mode>. Update calls and
2342 unspec_volatile constants.
2343 (atomic_compare_and_swap<mode>_doubleword): Rename from
2344 atomic_compare_and_swap_double<mode>. Update calls and
2345 unspec_volatile constants.
2347 2012-08-28 Walter Lee <walt@tilera.com>
2349 Backport from mainline
2350 2012-08-28 Walter Lee <walt@tilera.com>
2352 * confg/tilegx/tilegx.md: Fix code style.
2353 (*zero_extendsidi_truncdisi): Fix typo.
2354 * config/tilegx/tilegx.c: Fix code style.
2355 (tilegx_function_profiler): Fix typo.
2357 2012-08-27 Walter Lee <walt@tilera.com>
2359 Backport from mainline
2360 2012-08-27 Walter Lee <walt@tilera.com>
2362 * doc/md.texi (TILE-Gx): Fix typo.
2364 2012-08-27 Walter Lee <walt@tilera.com>
2366 Backport from mainline
2367 2012-08-27 Walter Lee <walt@tilera.com>
2369 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2370 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2372 2012-08-27 Walter Lee <walt@tilera.com>
2374 Backport from mainline
2375 2012-08-27 Walter Lee <walt@tilera.com>
2377 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2378 (insn_bfins): Delete.
2380 2012-08-27 Walter Lee <walt@tilera.com>
2382 Backport from mainline
2383 2012-08-27 Walter Lee <walt@tilera.com>
2385 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2386 atomic_exchange_bare<mode>,
2387 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2388 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2389 * config/tilegx/tilegx.md (type): Add X1_remove.
2390 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2391 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2392 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2395 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2397 PR rtl-optimization/54088
2398 * jump.c (delete_related_insns): Robustify latest change.
2400 2012-08-21 Richard Guenther <rguenther@suse.de>
2402 Backport from mainline
2403 2012-08-16 Richard Guenther <rguenther@suse.de>
2406 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2408 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2409 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2410 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2411 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2412 (tree_ssa_lim_finalize): Free all mem_refs.
2413 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2414 scc when bailing out.
2415 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2416 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2417 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2418 FOR_EACH_LOOP_BREAK.
2420 2012-08-17 Richard Guenther <rguenther@suse.de>
2422 * tree-sra.c (modify_function): Free redirect_callers vector.
2423 * ipa-split.c (split_function): Free args_to_pass vector.
2424 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2426 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2427 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2428 (vect_analyze_slp_instance): Free everything.
2429 (destroy_bb_vec_info): Free the SLP instances.
2431 2012-08-17 Richard Guenther <rguenther@suse.de>
2433 * params.def (integer-share-limit): Decrease from 256 to 251,
2436 2012-08-21 Richard Guenther <rguenther@suse.de>
2438 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2439 the affine expansion cache.
2441 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2443 Backported from trunk
2444 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2447 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2449 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2451 Backport from mainline.
2452 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2455 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2456 mark as predicable. Adjust asm template.
2457 (vec_setv2di_internal): Likewise.
2458 (vec_extract<mode> VD, VQ): Likewise.
2459 (vec_extractv2di): Likewise.
2460 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2461 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2462 (neon_vdup_n<mode> VX, V32): Likewise.
2463 (neon_vdup_nv2di): Likewise.
2465 2012-08-17 Walter Lee <walt@tilera.com>
2467 Backport from mainline
2468 2012-08-17 Walter Lee <walt@tilera.com>
2470 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2471 (FEEDBACK_ENTER): Define.
2472 (FEEDBACK_REENTER): Define.
2473 (FEEDBACK_ENTRY): Define.
2474 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2475 (FEEDBACK_ENTER): Define.
2476 (FEEDBACK_REENTER): Define.
2477 (FEEDBACK_ENTRY): Define.
2479 2012-08-16 Walter Lee <walt@tilera.com>
2481 Backport from mainline
2482 2012-08-16 Walter Lee <walt@tilera.com>
2484 * config.gcc (tilegx-*-linux*): Add feedback.h.
2485 (tilepro-*-linux*): Likewise.
2486 * config/tilegx/feedback.h: New file.
2487 * config/tilepro/feedback.h: New file.
2489 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2491 Backport from mainline r189840 and r187586:
2492 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2494 * config/i386/i386.md (stack_protect_set): Disable the pattern
2495 for Android since Android libc (bionic) does not provide random
2496 value for stack protection guard at gs:0x14. Guard value
2497 will be provided from external symbol (default implementation).
2498 (stack_protect_set_<mode>): Likewise.
2499 (stack_protect_test): Likewise.
2500 (stack_protect_test_<mode>): Likewise.
2501 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2502 not have Bionic by default
2503 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2504 Macro OPTION_BIONIC is defined in this file and provides Bionic
2505 accessibility status
2507 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2509 * configure.ac: Stack protector enabling for Android targets.
2510 * configure: Regenerate.
2512 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2514 Backported from trunk
2515 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2517 PR rtl-optimization/53942
2518 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2519 directly from likely spilled non-fixed hard registers, move them
2522 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2524 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2525 (xop_phaddubq): Ditto.
2527 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2529 Backport from mainline
2530 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2531 Richard Earnshaw <rearnsha@arm.com>
2533 * target.def (vector_alignment): New target hook.
2534 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2535 * doc/tm.texi: Regenerate.
2536 * targhooks.c (default_vector_alignment): New function.
2537 * targhooks.h (default_vector_alignment): Add prototype.
2538 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2539 * config/arm/arm.c (arm_vector_alignment): New function.
2540 (TARGET_VECTOR_ALIGNMENT): Define.
2542 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2543 vector type alignment instead of size.
2544 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2545 element type size directly instead of computing it from alignment.
2546 Fix variable naming and comment.
2548 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2550 Backport from mainline
2551 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2553 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2554 (alpha_pad_function_end): ... this. Also insert NOP between
2555 sibling call and GP load.
2556 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2558 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2560 Backport from mainline
2561 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2562 H.J. Lu <hongjiu.lu@intel.com>
2564 PR rtl-optimization/54157
2565 * combine.c (gen_lowpart_for_combine): Don't return identity
2566 for CONST or symbolic reference.
2568 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2570 Backport from mainline
2571 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2573 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2574 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2575 split_cost argument signed.
2576 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2577 (ix86_avoid_lea_for_addr): Ditto.
2579 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2581 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2582 the address has less than two components.
2584 2012-08-02 Steve Ellcey <sellcey@mips.com>
2586 Backport from mainline
2587 2012-07-19 Steve Ellcey <sellcey@mips.com>
2589 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2592 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2594 Backport from mainline
2595 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2598 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2599 negative constant address for TARGET_X32 ...
2600 (ix86_decompose_address): ... here. Reject constant addresses
2601 that don't satisfy x86_64_immediate_operand predicate.
2603 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2606 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2607 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2608 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2609 addresses. Prevent zero extensions of CONST_INT operands.
2611 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/i386.md (*lea): New insn pattern.
2616 (*lea<mode>_2): Ditto.
2617 (*lea_{3,4,5,6}_zext): Ditto.
2618 * config/i386/predicates.md (lea_address_operand): Do not reject
2619 zero-extended address operands.
2620 * config/i386/constraints.md (j): Remove address constraint.
2621 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2623 (ix86_print_operand_address): Handle SImode subreg of an address.
2624 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2626 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2628 Backport from mainline
2629 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2632 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2633 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2635 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2636 (*movdi_internal_rex64): Use %E operand modifier for lea.
2637 (*movsi_internal): Ditto.
2639 (*lea<mode>_2): Ditto.
2640 (*lea_{3,4,5,6}_zext): Ditto.
2641 (*tls_global_dynamic_32_gnu): Ditto.
2642 (*tls_global_dynamic_64): Ditto.
2643 (*tls_dynamic_gnu2_lea_32): Ditto.
2644 (*tls_dynamic_gnu2_lea_64): Ditto.
2645 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2647 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2649 Backport from mainline
2650 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2652 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2654 (ix86_print_operand_address): Assert that parts.base and parts.index
2655 are non-NULL after call to simplify_subreg.
2657 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2660 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2662 * config/sh/sh.c (sh_option_override): Do not change
2663 flag_finite_math_only. Set TARGET_IEEE to complement of
2664 flag_finite_math_only.
2665 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2666 description of mieee and mno-ieee behavior.
2668 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2671 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2672 (_lzcnt_u64): Ditto.
2674 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2676 Backport from mainline
2677 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2679 PR rtl-optimization/52250
2680 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2681 to put note list into. Unconditionally call move_bb_info.
2682 (move_bb_info): Do not assert the blocks being in the same region,
2683 just drop the note list if they are not.
2685 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2687 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2689 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2691 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2692 defining statement is a SSA name that occurs in abnormal PHIs.
2694 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2696 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2699 2012-07-19 Richard Guenther <rguenther@suse.de>
2700 Eric Botcazou <ebotcazou@adacore.com>
2702 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2703 about transition from invariant to known bits.
2704 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2706 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2709 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2710 (cleanup_tree_cfg_bb): Don't call it.
2711 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2714 2012-07-19 Christian Bruel <christian.bruel@st.com>
2717 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2719 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2721 * config.gcc (v850-*-rtems*): New target.
2722 * config/v850/rtems.h: New.
2723 * config/v850/t-rtems: New.
2725 2012-07-18 Nick Clifton <nickc@redhat.com>
2727 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2729 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2733 Backport from mainline
2734 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2737 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2738 instead expand it as zero extension.
2740 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2742 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2743 QImode and HImode splitters. Use ix86_comparison_operator.
2744 Explicitly match FLAGS_REG.
2745 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2747 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2748 Steven Bosscher <steven@gcc.gnu.org>
2749 Bernd Schmidt <bernds@codesourcery.com>
2751 PR rtl-optimization/53908
2752 * df-problems.c (can_move_insns_across): When doing
2753 memory-reference book-keeping, handle call insns.
2755 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2757 Backport from mainline
2758 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2762 sibcall_insn_operand. Move it to a temporary register if not.
2764 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2767 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2768 emit PIC sequence for fnaddr symbol reference in advance.
2770 2012-07-09 Jason Merrill <jason@redhat.com>
2773 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2774 (type_hash_eq): Likewise.
2777 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2779 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2781 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2782 due to negative shift amount.
2784 2012-07-06 Kai Tietz <ktietz@redhat.com>
2786 Backport from mainline.
2788 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2789 as "/mingw/include".
2791 2012-07-06 Nick Clifton <nickc@redhat.com>
2793 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2794 default_encode_section_info.
2796 2012-07-06 Richard Guenther <rguenther@suse.de>
2798 Backport from mainline
2799 2012-03-30 Richard Guenther <rguenther@suse.de>
2802 * double-int.c (rshift_double): Remove not needed cast.
2804 2012-03-28 Richard Guenther <rguenther@suse.de>
2807 * double-int.h (rshift_double): Remove.
2808 * double-int.c (lshift_double): Use absu_hwi to make count
2810 (rshift_double): Make static, take unsigned count argument,
2811 remove handling of negative count argument.
2812 (double_int_rshift): Dispatch to lshift_double.
2814 2012-07-06 Richard Guenther <rguenther@suse.de>
2816 Backport from mainline
2817 2012-06-18 Richard Guenther <rguenther@suse.de>
2819 PR tree-optimization/53693
2820 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2821 Reject operands with more than one use.
2823 2012-07-06 Richard Guenther <rguenther@suse.de>
2825 Backport from mainline
2826 2012-04-11 Richard Guenther <rguenther@suse.de>
2829 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2830 consider loop nesting.
2831 (evolution_function_is_univariate_p): Properly check the remainder
2834 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2836 Backport from mainline
2837 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2839 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2840 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2841 (adjacent_mem_locations): Move some code to and call...
2842 (get_memref_parts): ...new function.
2843 (mem_locations_overlap): New function.
2844 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2845 (is_mem_ref): Rename to...
2846 (find_mem_ref): ...this. Return MEM rtx.
2847 (get_store_dest): Remove function.
2848 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2849 new parameter and adjust calls.
2850 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2851 mem refs overlap for true_store_to_load_dep_costly.
2852 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2853 passed to adjacent_mem_locations.
2854 (is_costly_group): Walk resolved dependency list.
2855 (force_new_group): Emit group ending nop for Power6/Power7.
2856 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2857 (group_ending_nop): New define_insn.
2859 2012-07-04 Richard Guenther <rguenther@suse.de>
2862 * gimple-fold.c (get_base_constructor): Do not return an
2863 error_mark_node DECL_INITIAL.
2865 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2867 Backport from mainline
2868 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2870 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2871 code model string in the error message.
2873 2012-07-04 Tristan Gingold <gingold@adacore.com>
2875 Backport from mainline.
2876 2012-06-25 Tristan Gingold <gingold@adacore.com>
2878 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2879 (seh_cfa_adjust_cfa): ... that function.
2880 (seh_emit_stackalloc): Do not emit out of range values.
2881 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2882 UNSPEC_DEF_CFA constants.
2883 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2884 * config/i386/i386.c (ix86_frame_pointer_required): Required
2885 for very large frames on SEH target.
2886 (ix86_compute_frame_layout): Save area is before frame pointer
2887 on SEH target. Handle very large frames.
2888 (ix86_expand_prologue): Likewise.
2890 2012-07-04 Richard Guenther <rguenther@suse.de>
2892 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2893 as in free_lang_data_in_type.
2895 2012-07-02 Martin Jambor <mjambor@suse.cz>
2897 Backport from mainline.
2898 2012-07-02 Martin Jambor <mjambor@suse.cz>
2901 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2902 dynamic type change check.
2904 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2906 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2907 last statement of the finally block onto the switch.
2909 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2911 * configure: Regenerate.
2913 Backport from mainline.
2914 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2916 * config.gcc (target_type_format_char): New. Document it. Set it for
2918 * configure.ac (gnu_unique_option): Use target_type_format_char
2919 in test. Comment rationale.
2921 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2923 Backport from mainline.
2924 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2926 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2928 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2930 Backport from 2012-06-28 mainline r189049
2933 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2934 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2935 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2936 avr_hard_regno_call_part_clobbered.
2938 2012-06-28 Richard Guenther <rguenther@suse.de>
2941 * expr.c (expand_expr_real_1): Verify if the type is complete
2942 before inspecting its size.
2944 2012-06-27 Nick Clifton <nickc@redhat.com>
2946 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2949 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2952 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2954 2012-06-26 Nick Clifton <nickc@redhat.com>
2956 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2958 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2961 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2962 of x x x in the vmovlps load alternative.
2964 2012-06-22 Richard Guenther <rguenther@suse.de>
2966 * gcov-iov.c: Include bconfig.h and system.h.
2968 2012-06-22 Richard Guenther <rguenther@suse.de>
2970 PR gcov-profile/53744
2971 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2973 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2975 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2976 DECL_IGNORED_P non-reg vars even if they are used.
2978 2012-06-19 Jason Merrill <jason@redhat.com>
2981 * dwarf2out.c (modified_type_die): Use scope_die_for.
2982 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2983 (uses_local_type_r, uses_local_type): New.
2984 (scope_die_for): Keep a type that uses a local type in local scope.
2985 Use get_context_die for namespace and type scope.
2987 2012-06-19 Richard Guenther <rguenther@suse.de>
2990 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2991 replace it with the first non-BLOCK context.
2993 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2995 PR rtl-optimization/53700
2997 Backport from mainline
2998 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3000 * ira-color.c (setup_left_conflict_sizes_p): Process all
3001 conflicting objects.
3003 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3005 Backport from mainline
3006 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3009 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3010 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3011 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3012 instead of xop_mulv2div2di3_low.
3013 (xop_p<macs>dql): Fix vec_select selector.
3014 (xop_p<macs>dqh): Ditto.
3015 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3016 (xop_mulv2div2di3_high): Ditto.
3018 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3020 Backport from mainline:
3021 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3023 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3025 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3027 Backport from mainline:
3028 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3030 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3031 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3032 MAX_PCREL17F_OFFSET instead of fixed offset.
3033 (pa_attr_length_call): Likewise.
3034 (pa_attr_length_indirect_call): Likewise.
3036 2012-06-15 Walter Lee <walt@tilera.com>
3038 Backport from mainline:
3039 2012-06-15 Walter Lee <walt@tilera.com>
3041 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3043 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3045 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3047 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3049 Backport from mainline:
3051 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3052 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3053 * gimple.h (block_in_transaction): Check for flag_tm.
3055 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3057 PR tree-optimization/52558
3059 Backport from mainline:
3060 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3061 * gimple.h (gimple_set_in_transaction): Remove.
3062 (gimple_in_transaction): Look in BB instead.
3063 (gimple_statement_base): Remove in_transaction field.
3064 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3065 * trans-mem.c (compute_transaction_bits): Place transaction bit
3066 information into basic blocks.
3068 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3070 PR tree-optimization/52558
3071 * cfg.c (alloc_aux_for_edge): Fix comment.
3072 (alloc_aux_for_edge): Remove static.
3073 * basic-block.h (alloc_aux_for_edge): Protoize.
3074 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3075 (execute_sm_if_changed_flag): New.
3076 (execute_sm_if_changed_flag_set): New.
3077 (execute_sm): Do not generate data races unless requested.
3078 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3079 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3080 * gimple.h (block_in_transaction): New.
3081 (gimple_in_transaction): Use block_in_transaction.
3083 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3085 Backported from mainline
3086 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3088 PR rtl-optimization/53589
3089 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3090 discovery even when e->dest != target. If any LABEL_REF points
3091 to e->dest label, redirect it to target's label.
3093 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3096 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3097 returns false, replace stmt with GIMPLE_NOP.
3098 (check_omp_nesting_restrictions): Instead of issuing warnings,
3099 issue errors and return false if any errors were reported.
3101 2012-06-14 Richard Guenther <rguenther@suse.de>
3103 * BASE-VER: Set to 4.7.2.
3104 * DEV-PHASE: Set to prerelease.
3106 2012-06-12 Christian Bruel <christian.bruel@st.com>
3109 * config/sh/sh.c (sh_option_override): Don't force
3110 flag_omit_frame_pointer and maccumulate_outgoing_args.
3111 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3113 2012-06-14 Release Manager
3115 * GCC 4.7.1 released.
3117 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3119 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3121 2012-06-13 Richard Henderson <rth@redhat.com>
3123 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3124 iterator instead of INT.
3126 2012-06-08 Richard Henderson <rth@redhat.com>
3129 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3130 note to a clobber insn when no other insn is available.
3132 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3135 * doc/invoke.texi (Wenum-compare): Update documentation.
3137 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3140 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3142 (altivec_stvlxl): Ditto.
3143 (altivec_stvrx): Ditto.
3144 (altivec_stvrxl): Ditto.
3146 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3149 * trans-mem.c (expand_block_edges): Do not skip the first
3150 statement when resetting the BB.
3152 2012-06-04 Richard Guenther <rguenther@suse.de>
3155 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3156 create new assembler names.
3158 2012-06-04 Richard Guenther <rguenther@suse.de>
3160 Backport from mainline
3161 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3164 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3165 larger than maxbits. Don't compute maxbits modulo align.
3166 Also check that unit bytes long store at bitpos / unit * unit
3167 doesn't affect bits beyond bitregion_end.
3168 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3169 would not fit into bitregion_start ... bitregion_end + 1 bit
3171 (store_split_bit_field): Decrease unit close to end of bitregion_end
3172 if access is restricted in order to avoid mutual recursion.
3174 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3176 Backport from 2012-06-04 mainline r188172
3179 * config/avr/avr-stdint.h: New file.
3180 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3183 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3185 PR tree-optimization/53550
3186 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3187 is POINTER_TYPE_P, use sizetype as step type instead of type.
3189 2012-06-04 Richard Guenther <rguenther@suse.de>
3190 Eric Botcazou <ebotcazou@adacore.com>
3192 Backport from mainline
3193 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3195 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3196 Change type of BITOFFSET to signed. Make sure the lower bound of
3197 the computed range is non-negative by adjusting OFFSET and BITPOS.
3198 (expand_assignment): Adjust call to get_bit_range.
3200 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3202 * expr.c (get_bit_range): Return the null range if the enclosing record
3203 is part of a larger bit field.
3205 2012-03-20 Richard Guenther <rguenther@suse.de>
3207 * stor-layout.c (finish_bitfield_representative): Fallback
3208 to conservative maximum size if the padding up to the next
3209 field cannot be computed as a constant.
3210 (finish_bitfield_layout): If we cannot compute the distance
3211 between the start of the bitfield representative and the
3212 bitfield member start a new representative.
3213 * expr.c (get_bit_range): The distance between the start of
3214 the bitfield representative and the bitfield member is zero
3215 if the field offsets are not constants.
3217 2012-03-16 Richard Guenther <rguenther@suse.de>
3219 * stor-layout.c (finish_bitfield_representative): Fall back
3220 to the conservative maximum size if we cannot compute the
3221 size of the tail padding.
3223 2012-03-14 Richard Guenther <rguenther@suse.de>
3225 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3226 * stor-layout.c (start_bitfield_representative): New function.
3227 (finish_bitfield_representative): Likewise.
3228 (finish_bitfield_layout): Likewise.
3229 (finish_record_layout): Call finish_bitfield_layout.
3230 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3231 for QUAL_UNION_TYPE fields.
3232 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3233 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3234 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3239 * expr.c (get_bit_range): Unconditionally extract bitrange
3240 from DECL_BIT_FIELD_REPRESENTATIVE.
3241 (expand_assignment): Adjust call to get_bit_range.
3243 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3246 * fold-const.c (fold_binary_loc): Refine previous change.
3248 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3250 Backport from mainline
3251 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3254 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3255 avoid going above orig insn. Update comments.
3257 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3259 Backport from mainline
3260 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3263 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3264 prologue for unwinder and profiler.
3266 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3268 Backport from mainline
3269 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3271 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3273 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3275 Backport from mainline
3276 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3278 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3279 DBX_REGISTER_NUMBER.
3281 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3283 Backport from mainline
3284 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3286 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3287 operand is CONST_INT. Take COSTS_N_INSNS into account.
3288 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3291 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3293 * config/avr/avr.opt (-msp8): Document it.
3294 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3296 2012-05-31 Richard Guenther <rguenther@suse.de>
3299 * expr.c (expand_assignment): Do not use movmisalign on
3302 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3305 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3306 (pa_section_type_flags): New.
3307 (pa_legitimate_constant_p): Revert previous change.
3309 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3311 Backport from mainline
3312 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3315 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3316 accessed indirectly.
3317 (ipa_tm_create_version): Same.
3319 2012-05-30 Jason Merrill <jason@redhat.com>
3322 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3323 about array compound literals.
3325 2012-05-30 Richard Guenther <rguenther@suse.de>
3328 * fold-const.c (fold_binary_loc): Make sure to call
3329 fold_plusminus_mult_expr with the original sign of operands.
3331 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3333 * explow.c (probe_stack_range): Restore simple control flow and stop
3334 again when the probe cannot be generated if HAVE_check_stack.
3336 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3338 PR rtl-optimization/53519
3339 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3340 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3342 2012-05-29 Richard Guenther <rguenther@suse.de>
3344 PR tree-optimization/53516
3345 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3347 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3349 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3351 Backport from mainline
3352 2012-05-28 Richard Guenther <rguenther@suse.de>
3354 PR tree-optimization/53438
3355 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3357 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3359 Backport from mainline
3360 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3362 PR rtl-optimization/52528
3363 * combine.c (can_combine_p): Add setting of subst_low_luid
3364 before call to expand_field_assignment().
3366 2012-05-26 Martin Jambor <mjambor@suse.cz>
3368 Backport from mainline
3369 2012-05-23 Martin Jambor <mjambor@suse.cz>
3371 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3373 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3376 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3377 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3379 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3382 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3383 (ix86_expand_vec_perm): Use int mode instead of float.
3385 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3388 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3389 gnu_ld variables to yes.
3390 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3391 (HAVE_GNU_AS): Likewise.
3392 * config.in: Regenerate.
3393 * configure: Likewise.
3395 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3397 Backport from mainline
3398 2012-03-12 Richard Guenther <rguenther@suse.de>
3399 * config/arm/arm.c (neon_dereference_pointer): Do not call
3400 covert during RTL expansion.
3402 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3404 Backport from mainline
3405 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3408 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3409 relied on signed overflow behavior.
3411 2012-05-24 Richard Guenther <rguenther@suse.de>
3414 * tree-profile.c (tree_profiling): Cleanup the CFG if
3415 execute_fixup_cfg requests it.
3417 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3419 PR tree-optimization/53465
3420 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3421 vr0 into *vr, then vrp_meet that.
3422 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3423 have any equivalences.
3424 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3427 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3429 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3431 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3432 (iterative_hash_gimple_type): Adjust comment.
3433 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3434 domain for an array type instead of the domain type itself.
3436 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3438 Backport from 2012-05-23 mainline r187803
3441 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3442 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3445 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3447 Backport from 2012-05-03 mainline r187075
3449 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3450 has_fma4 for AMD processors with both fma3 and fma4 support.
3452 2012-05-22 Richard Guenther <rguenther@suse.de>
3454 PR tree-optimization/53408
3455 * tree-vect-loop.c (vectorizable_induction): Properly check
3456 the restriction that we cannot handle induction results from
3457 the inner loop outside of the outer loop.
3459 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3461 PR tree-optimization/53436
3462 * omp-low.c (omp_build_component_ref): New function.
3463 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3465 PR tree-optimization/53366
3466 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3467 tests if complex_numbers == 2, but there are non-complex number loads
3470 PR tree-optimization/53409
3471 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3472 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3474 PR tree-optimization/53410
3475 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3476 instead of build_int_cst (type, 0) where vector types might be
3479 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3482 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3483 from folded operands before wrapping another around the
3484 conditional expression.
3486 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3487 Patrick Marlier <patrick.marlier@gmail.com>
3489 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3492 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3494 Backport from mainline
3495 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3498 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3499 (UNSPECV_RDRAND): This.
3500 (rdrand<mode>_1): Updated.
3502 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3504 Backport from mainline
3505 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3507 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3508 RDRND, F16C and FSGSBASE.
3510 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3512 Backport from mainline
3513 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3515 * tree-ssa-pre.c (can_value_number_call): Delete.
3516 (compute_avail): Skip all statements with side effects.
3517 <GIMPLE_CALL>: Skip calls to internal functions.
3519 2012-05-18 David S. Miller <davem@davemloft.net>
3521 Backport r185385 from mainline
3522 2012-03-14 Richard Guenther <rguenther@suse.de>
3525 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3526 element type instead of mode, use build_vector_type_for_mode
3527 instead of the langhook, build a vector of proper signedness.
3528 (expand_vector_operations_1): Adjust.
3530 2012-05-18 Olivier Hainque <hainque@adacore.com>
3532 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3533 $(libsubdir) as libexecsubdir.
3535 2012-05-16 Andrew Pinski <apinski@cavium.com>
3537 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3540 2012-05-16 David S. Miller <davem@davemloft.net>
3542 * jump.c (delete_related_insns): If we remove a CALL, make sure
3543 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3545 2012-05-16 Richard Henderson <rth@redhat.com>
3548 * combine-stack-adj.c (prev_active_insn_bb): New.
3549 (next_active_insn_bb): New.
3550 (force_move_args_size_note): New.
3551 (combine_stack_adjustments_for_block): Use it.
3553 2012-05-16 Olivier Hainque <hainque@adacore.com>
3555 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3556 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3557 Add comments and improve stamp preservation across the whole sequence.
3558 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3560 2012-05-16 Richard Guenther <rguenther@suse.de>
3562 PR tree-optimization/53364
3563 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3564 detect a view-conversion of the decl.
3566 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3569 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3570 that operands[2] is either immediate, or q_regs_operand.
3572 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3574 Backport r187139 from mainline.
3575 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3577 PR rtl-optimization/52804
3578 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3579 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3580 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3581 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3582 RELOAD_FOR_OUTADDR_ADDRESS.
3584 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3587 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3588 generate target register for "load" class builtins.
3591 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3594 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3595 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3596 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3597 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3598 (<sse>_movu<ssemodesuffix>): New expander.
3599 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3600 (avx_movdqu<avxmodesuffix>): New expander.
3601 (*sse2_movdqu): Rename from sse2_movdqu.
3602 (sse2_movdqu): New expander.
3604 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3606 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3607 lineno 1 the same as lineno 0 before first start file directive.
3608 (optimize_macinfo_range): Likewise.
3610 * dwarf2out.c (have_macinfo): Define.
3611 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3612 attribute, don't force empty compilation unit and don't emit any
3613 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3615 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3617 Backport from mainline
3618 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3620 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3621 ORDERED and UNORDERED conditions.
3623 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3625 * function.c (requires_stack_frame_p): If the function can throw
3626 non-call exceptions, return true if the insn can throw internally.
3628 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3630 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3631 DECL_ORIGINAL_TYPE if it is present.
3633 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3635 Backport from 2012-05-12 mainline r187342.
3638 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3639 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3640 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3641 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3642 (expand_prologue): Move initialization of cfun->machine->is_naked,
3643 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3644 (avr_set_current_function): ...this new static function.
3645 (TARGET_SET_CURRENT_FUNCTION): New define.
3646 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3647 checking attributes of current_function_decl.
3648 (avr_regs_to_save): Ditto.
3649 (signal_function_p): Rename to avr_signal_function_p.
3650 (interrupt_function_p): Rename to avr_interrupt_function_p.
3652 * doc/extend.texi (Function Attributes): Better explanation of
3653 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3656 2012-05-09 Matthias Klose <doko@ubuntu.com>
3658 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3660 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3663 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3664 when a constant source operand matches an "I" constraint, the "no
3665 CC0 change" applies to a register-destination only, not a
3666 strict_low_part-destination.
3668 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3670 Backport from mainline:
3671 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3673 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3675 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3677 PR tree-optimization/53239
3678 * tree-vrp.c (get_value_range): Set VR of
3679 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3682 2012-05-07 Richard Guenther <rguenther@suse.de>
3684 PR tree-optimization/53195
3685 * tree-inline.c (setup_one_parameter): Properly add referenced
3686 vars from the parameters new known value.
3688 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3690 Backport from mainline:
3691 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3694 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3697 2012-05-04 Ian Lance Taylor <iant@google.com>
3699 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3700 values from false to NULL.
3702 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3704 Backport from mainline
3705 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3708 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3709 (TARGET_CMOV): Rename from TARGET_CMOVE.
3710 (TARGET_CMOVE): New define.
3711 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3712 Do not set TARGET_CMOVE here.
3714 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3716 Backport from mainline:
3718 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3720 PR tree-optimization/52633
3721 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3722 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3723 (vect_recog_over_widening_pattern): Remove handling of code that was
3724 already detected as over-widening pattern. Remove special handling
3725 of "unsigned" cases. Instead, support general case of conversion
3726 of the shift result to another type.
3728 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3730 * tree-vect-patterns.c (vect_single_imm_use): New function.
3731 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3732 (vect_recog_over_widening_pattern): Likewise.
3733 (vect_recog_widen_shift_pattern): Likewise.
3735 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3737 PR tree-optimization/52870
3738 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3739 presumed pattern statement is within the same loop or basic block.
3741 2012-05-04 Richard Guenther <rguenther@suse.de>
3743 * common.opt (flto-report): Do not mark as Optimization.
3745 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3748 * recog.c (constrain_operands): If extra constraints are present, also
3749 accept pseudo-registers with equivalent memory locations during reload.
3751 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3753 Backport from the mainline
3754 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3757 * config/rs6000/rs6000.md (bswapdi splitters): If
3758 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3759 default) is used, generate an alternate sequence that does not
3760 depend on using indexed addressing.
3762 2012-05-03 David S. Miller <davem@davemloft.net>
3765 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3766 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3767 (sparc_emit_float_lib_cmp): Likewise.
3769 2012-05-04 Martin Jambor <mjambor@suse.cz>
3771 Backport from mainline
3772 2012-05-02 Martin Jambor <mjambor@suse.cz>
3775 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3776 of a variable when the contect is a function.
3778 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3781 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3782 append program name to it and pass that as first argument
3783 to make_relative_prefix. Always pass standard_libexec_prefix
3784 as last argument to make_relative_prefix. If
3785 make_relative_prefix returns NULL, fall back to
3786 standard_libexec_prefix.
3789 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3793 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3794 mode, return that mode.
3796 2012-05-03 Richard Guenther <rguenther@suse.de>
3798 PR tree-optimization/53144
3799 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3801 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3802 with SSA name values.
3803 (vn_reference_lookup_3): Adjust callers.
3805 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3807 PR tree-optimization/53163
3808 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3809 return value from compute_all_dependences.
3811 PR rtl-optimization/53160
3812 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3813 has been modified by ree pass already.
3815 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3817 Backport from mainline
3818 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3821 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3822 calls to cgraph_node_name in xstrdup.
3823 (ipa_make_edge_direct_to_target): Ditto.
3824 * tree-sra.c (convert_callers_for_node): Ditto.
3825 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3826 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3827 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3828 (cgraph_materialize_all_clones): Ditto.
3829 * ipa-inline.c (report_inline_failed_reason): Ditto.
3830 (want_early_inline_function_p): Ditto.
3831 (edge_badness): Ditto.
3832 (update_edge_key): Ditto.
3833 (flatten_function): Ditto.
3834 (ipa_inline): Ditto.
3835 (inline_always_inline_functions): Ditto.
3836 (early_inline_small_functions): Ditto.
3838 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3840 Backport from mainline
3841 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3843 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3844 Introduce emul_name to select the right linker emulation for
3845 powerpc64-*-freebsd*.
3846 * configure: Regenerate.
3847 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3848 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3849 * config/rs6000/freebsd64.h: New file.
3850 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3852 (rs6000_savres_strategy): Likewise.
3853 (rs6000_savres_routine_name): Likewise.
3854 (rs6000_elf_file_end): Likewise.
3855 * config/rs6000/t-freebsd64: New file.
3856 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3857 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3859 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3861 Backport from mainline
3862 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3865 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3867 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3869 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3870 predicate to discriminate types.
3872 2012-04-27 Richard Guenther <rguenther@suse.de>
3875 * convert.c (convert_to_integer): Avoid infinite recursion for
3876 target-defined built-in types.
3878 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3881 * config/cris/cris.md ("*andhi_lowpart_v32")
3882 ("*andqi_lowpart_v32"): Change first input-only operand from
3883 a (match_operand ...) to (match_dup 0). Drop alternatives with
3884 const_int-matching constraints for redundancy.
3885 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3886 three-operand alternative.
3888 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3890 Backport from mainline
3891 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3893 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3894 (*addsi_2_zext): Ditto.
3895 (*add<mode>_3): Ditto.
3896 (*addsi_3_zext): Ditto.
3897 (*add<mode>_5): Ditto.
3899 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3902 * c-typeck.c (set_nonincremental_init,
3903 set_nonincremental_init_from_string): Pass true instead of false
3904 as IMPLICIT to add_pending_init.
3906 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3908 Backport from 2012-04-24 mainline r186768.
3911 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3913 2012-04-24 Richard Guenther <rguenther@suse.de>
3915 PR tree-optimization/53085
3916 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3919 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3922 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3924 (output_addressed_constants): Likewise.
3927 * varasm.c (get_section): Don't ICE for section conflicts with
3928 built-in section kinds.
3930 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3932 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3934 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3936 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3938 2012-04-23 Richard Guenther <rguenther@suse.de>
3941 * c-typeck.c (build_binary_op): Fix typo.
3943 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3945 PR tree-optimizations/52891
3946 * tree-vect-patterns.c (adjust_bool_pattern): Use
3947 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3948 but with non-standard precision.
3950 2012-04-22 Ian Lance Taylor <iant@google.com>
3952 * godump.c (go_output_typedef): Dump size of structs.
3954 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3956 Backport from mainline:
3958 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3959 hints for 'A' operand types.
3961 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3963 Backport from 2012-04-19 mainline r186588.
3966 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3967 the case *(X+const).
3969 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3971 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3973 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3976 * config/i386/sync.md (atomic_<code><mode>): Rename to
3977 atomic_<logic><mode>.
3979 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3981 Backport from mainline
3982 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3985 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3986 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3987 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3988 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3989 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3990 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3991 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3992 gen_avx2_permvarv8sf.
3994 2012-04-16 Martin Jambor <mjambor@suse.cz>
3996 Backported from mainline
3998 2012-04-13 Martin Jambor <mjambor@suse.cz>
4001 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4002 fold_ctor_reference returns a zero constant.
4004 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4006 Backported from mainline
4007 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4009 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4010 and __ILP32__ for x32.
4012 2012-04-13 Tom de Vries <tom@codesourcery.com>
4014 Backport from mainline r186418.
4016 2012-04-13 Tom de Vries <tom@codesourcery.com>
4018 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4019 parameters vuse and vuse_escaped.
4020 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4021 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4024 2012-04-13 Richard Guenther <rguenther@suse.de>
4026 PR tree-optimization/52969
4027 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4028 the condition for the COND_EXPR and handle predicate negation
4029 by swapping the COND_EXPR arms.
4031 2012-04-13 Richard Guenther <rguenther@suse.de>
4034 * convert.c (convert_to_pointer): Remove special-casing of
4037 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4039 Backport from mainline
4040 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4043 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4044 the list of options to enable the FCFID instruction.
4045 (TARGET_EXTRA_BUILTINS): Adjust comment.
4047 2012-04-12 Richard Guenther <rguenther@suse.de>
4049 PR tree-optimization/52943
4050 * tree-chrec.h (chrec_is_positive): Remove.
4051 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4052 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4053 Return false for a constant zero instead of negative.
4054 (analyze_siv_subscript_cst_affine): Handle zero difference
4055 in the initial condition explicitely.
4057 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4060 * varasm.c (process_pending_assemble_externals): Set
4061 pending_assemble_externals_processed true.
4062 (assemble_external): Call assemble_external_real if the pending
4063 assemble externals have been processed.
4065 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4068 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4069 the DECL generated for the special GOT helper.
4071 2012-04-06 Walter Lee <walt@tilera.com>
4073 Backport from mainline
4074 2012-03-07 Walter Lee <walt@tilera.com>
4076 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4077 REG_CFA_* notes for the stack pointer.
4078 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4079 EH_RETURN_STACKADJ_RTX.
4080 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4081 generate REG_CFA_* notes for the stack pointer.
4082 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4083 by EH_RETURN_STACKADJ_RTX.
4085 2012-04-06 Matt Turner <mattst88@gmail.com>
4087 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4089 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4091 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4092 of the destination isn't also a FP_REGS register.
4094 2012-04-03 Richard Guenther <rguenther@suse.de>
4096 Backport from mainline
4097 2012-03-02 Richard Guenther <rguenther@suse.de>
4099 PR tree-optimization/52406
4100 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4101 (struct indices): Add unconstrained_base member.
4102 (struct dr_alias): Remove unused vops member.
4103 (DR_UNCONSTRAINED_BASE): New define.
4104 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4105 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4106 be an artificial access that covers the whole indexed object,
4107 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4108 plain decl base-objects to their MEM_REF variant.
4109 (dr_may_alias_p): When the base-object of either data reference
4110 has unknown size use only points-to information.
4111 (compute_affine_dependence): Make dumps easier to read and
4113 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4114 DR_REF when looking for packed references.
4115 (vect_supportable_dr_alignment): Likewise.
4117 2012-04-03 Richard Guenther <rguenther@suse.de>
4119 Backport from mainline
4120 2012-03-15 Richard Guenther <rguenther@suse.de>
4123 * tree-data-ref.c (subscript_dependence_tester_1): Check
4124 all dimensions for non-conflicting access functions.
4126 2012-04-03 Richard Guenther <rguenther@suse.de>
4128 Backport from mainline
4129 2012-03-06 Richard Guenther <rguenther@suse.de>
4132 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4134 2012-03-23 Richard Guenther <rguenther@suse.de>
4136 PR tree-optimization/52678
4137 * tree-vectorizer.h (struct _stmt_vec_info): Add
4138 loop_phi_evolution_part member.
4139 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4140 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4141 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4142 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4143 Use the cached evolution part and the PHI nodes value from
4144 the loop preheader edge instead of re-analyzing the evolution.
4146 2012-03-26 Richard Guenther <rguenther@suse.de>
4148 PR tree-optimization/52701
4149 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4150 compute and set the evolution part of PHI nodes.
4152 2012-03-30 Richard Guenther <rguenther@suse.de>
4154 PR tree-optimization/52754
4155 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4156 propagate arbitrary addresses into really plain dereferences.
4158 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4160 PR tree-optimization/52835
4161 * tree-data-ref.c (build_rdg): Return NULL if
4162 compute_data_dependences_for_loop failed.
4164 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4166 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4167 (stmt_can_make_abnormal_goto): Use it.
4168 (is_ctrl_altering_stmt): Likewise.
4170 2012-03-31 Martin Jambor <mjambor@suse.cz>
4172 Backported from mainline
4173 2012-03-30 Martin Jambor <mjambor@suse.cz>
4175 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4176 is a builtin_stack_save in a dominating BB.
4178 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4180 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4181 crossing 128bit lane boundary.
4183 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4185 Backported from mainline
4186 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4189 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4191 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4192 * config/i386/i386.c: Include reload.h.
4193 (ix86_legitimize_reload_address): New function.
4195 2012-03-28 Martin Jambor <mjambor@suse.cz>
4197 Backported from mainline
4198 2012-03-27 Martin Jambor <mjambor@suse.cz>
4201 * tree-sra.c (sra_modify_assign): Do not call
4202 load_assign_lhs_subreplacements when working with an unscalarizable
4205 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4208 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4209 __builtin_va_start to __builtin_next_arg if the latter is
4210 builtin_decl_explicit_p rather than when it is not.
4213 * tree-vect-generic.c (vector_element): Perform multiplication
4214 for pos in bitsizetype type instead of idx type.
4216 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4218 Backport from 2012-03-28 mainline r185910.
4221 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4222 (avr_builtin_decl): New static function.
4223 (struct avr_builtin_description, avr_bdesc): Move up.
4224 Add GTY marker. Add field fndecl. Remove redundant field id.
4225 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4226 (avr_expand_builtin): Code cleanup because .id is removed.
4228 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4231 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4234 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4236 Backport from 2012-03-28 mainline r185907.
4239 * config.gcc (tm_file): Remove avr/multilib.h.
4241 * doc/invoke.texi (AVR Options): Adjust
4242 documentation of -mtiny-stack.
4244 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4245 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4246 * config/avr/t-avr: Remove generation of multilib.h.
4247 * config/avr/t-multilib: Regenerate.
4248 * config/avr/multilib.h: Remove.
4249 * config/avr/avr.opt (-msp8): New option.
4250 (avr_sp8): New variable.
4251 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4252 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4253 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4254 (avr_device_to_sp8): New prototype.
4255 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4256 (DRIVER_SELF_SPECS): New define.
4257 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4258 __AVR_SP8__, __AVR_HAVE_SPH__.
4259 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4260 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4261 (avr_file_start): Ditto.
4263 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4266 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4267 instead of 8 in adjust_address.
4269 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4271 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4272 of a unit before computing the offset in units.
4274 2012-03-27 Richard Guenther <rguenther@suse.de>
4277 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4280 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4283 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4285 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4288 * varasm.c: Include pointer-set.h.
4289 (pending_assemble_externals_set): New pointer set.
4290 (process_pending_assemble_externals): Destroy the pointer set.
4291 (assemble_external): See if decl is in pending_assemble_externals_set,
4292 and add it to pending_assemble_externals if necessary.
4293 (init_varasm_once): Allocate pending_assemble_externals_set.
4295 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4297 Backported from mainline
4298 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4301 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4302 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4303 (vector_ltgt<mode>): Likewise.
4304 (vector_ordered<mode>): Likewise.
4305 (vector_unordered<mode>): Likewise.
4306 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4308 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4310 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4313 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4315 Backported from mainline
4316 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4320 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4321 GENERAL_REGS and FP_REGS for SImode.
4323 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4326 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4327 on any new_local_var_chain vars declared during recursing on
4328 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4330 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4332 Backport from 2012-03-22 mainline r185692.
4335 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4336 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4337 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4338 (delay_cycles_1, delay_cycles_2): Ditto.
4339 (delay_cycles_3, delay_cycles_4): Ditto.
4340 (nopv, *nopv): Ditto.
4341 (sleep, *sleep): Ditto.
4344 Backport from 2012-03-21 mainline r185605.
4346 PR rtl-optimization/52543
4348 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4349 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4350 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4351 (avr_load_libgcc_p): Restrict to __flash loads.
4352 (avr_out_lpm): Only handle 1-byte loads from __flash.
4353 (avr_load_lpm): New function.
4354 (avr_find_unused_d_reg): Remove.
4355 (avr_out_lpm_no_lpmx): Remove.
4356 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4357 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4358 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4359 (load_<mode>, load_<mode>_clobber): New insns.
4360 (mov<mode>): For multi-byte move from non-generic
4361 16-bit address spaces: Expand to load_<mode> resp.
4362 load_<mode>_clobber.
4363 (load<mode>_libgcc): Remove expander.
4364 (split-lpmx): Remove split.
4366 Backport from 2012-03-13 mainline r185329.
4369 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4370 offset (size) to a value the insns can deal with.
4371 (expand_epilogue): Ditto.
4373 Backport from 2012-03-12 mainline r185256.
4376 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4377 type from reg_class_t to enum reg_class.
4378 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4380 Backport from 2012-03-12 mainline r185253.
4383 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4384 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4385 r184615 from 2012-02-28.
4387 Backport from 2012-03-08 mainline r185105.
4389 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4390 for constants in [-63,63].
4392 Backport from 2012-03-08 mainline r185100.
4395 * config/avr/avr.c (avr_mem_clobber): New static function.
4396 (avr_expand_delay_cycles): Add memory clobber operand to
4397 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4398 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4399 (enable_interrupt, disable_interrupt): New expander.
4400 (nopv, sleep, wdr): New expanders.
4401 (delay_cycles_1): Add memory clobber.
4402 (delay_cycles_2): Add memory clobber.
4403 (delay_cycles_3): Add memory clobber.
4404 (delay_cycles_4): Add memory clobber.
4405 (cli_sei): New insn from former "enable_interrupt",
4406 "disable_interrupt" with memory clobber.
4407 (*wdt): New insn from former "wdt" with memory clobber.
4408 (*nopv): Similar, but for "nopv".
4409 (*sleep): Similar, but for "sleep".
4411 Backport from 2012-03-07 mainline r185043.
4414 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4416 Backport from 2012-03-07 mainline r185032.
4419 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4420 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4421 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4423 Backport from 2012-03-07 mainline r185031.
4426 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4428 * config/avr/avr.md (xload_8): Adjust insn length.
4430 Backport from 2012-03-07 mainline r185030.
4433 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4434 if RAMPZ affects reading from RAM.
4436 Backport from 2012-03-05 mainline r184919.
4438 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4440 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4442 Backport from mainline r185259.
4445 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4446 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4448 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4450 Backported from mainline
4451 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4454 * c-parser.c (c_parser_postfix_expression)
4455 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4457 * config/i386/smmintrin.h: Avoid /* within a comment.
4458 * config/i386/nmmintrin.h: Likewise.
4460 2012-03-22 Richard Guenther <rguenther@suse.de>
4462 * BASE-VER: Set to 4.7.1.
4463 * DEV-PHASE: Set to prerelease.
4465 2012-03-22 Release Manager
4467 * GCC 4.7.0 released.
4469 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4471 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4473 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4474 Andrew Pinski <apinski@cavium.com>
4477 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4478 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4479 calls instead of __builtin_ir{int,ound}*.
4481 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4484 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4487 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4489 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4490 Refer to GCC 4.7 version of c99status.html.
4492 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4494 Backport from mainline
4495 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4497 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4498 redefine to be NULL if the current bit-size is different from the
4499 configured bit-size.
4501 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4502 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4503 set the default tuning. Add asserts to make sure the cpu and tune
4504 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4505 test whether the index is set, instead of > 0.
4506 (rs6000_file_start): Do not reset the default cpu if the current
4507 bit-size is different from the configured bit-size.
4509 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4511 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4513 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4514 Update binutils references.
4515 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4516 Update binutils reference.
4517 Update Sun as/GNU ld caveat.
4518 Document binutils largefile requirement for LTO plugin.
4519 Remove reference to alternate libpthread.
4521 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4523 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4525 (Specific, mips-sgi-irix6): Likewise.
4527 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4529 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4530 * configure: Regenerate.
4532 2012-03-07 Richard Henderson <rth@redhat.com>
4534 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4535 * config/m68k/sync.md (atomic_test_and_set): Use it.
4536 (atomic_test_and_set_1): Likewise.
4538 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4541 * Makefile.in: Let install-gcc-ar depend on installdirs,
4542 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4543 Don't double canonicalize if cross-compiling.
4545 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4547 * trans-mem.c: New typedef for tm_region_p.
4548 Define vector types for tm_region_p.
4549 (tm_region_init): Replace region_worklist to a vector called
4552 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4555 * trans-mem.c (tm_region_init): Use last_basic_block.
4557 2012-03-05 Richard Henderson <rth@redhat.com>
4560 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4561 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4562 BIGGEST_ALIGNMENT is aligned.
4564 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4566 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4568 2012-03-05 Richard Henderson <rth@redhat.com>
4571 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4572 instead of calling negqi2 directly.
4574 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4576 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4577 (INTMAX_TYPE): Use it.
4578 (UINTMAX_TYPE): Likewise.
4579 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4580 (irix6_c_common_override_options): Declare.
4581 (C_COMMON_OVERRIDE_OPTIONS): Define.
4582 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4583 * config/mips/irix6-c.c: New file.
4584 * config/mips/t-irix6 (irix6-c.o): New target.
4585 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4588 2012-03-02 Richard Henderson <rth@redhat.com>
4590 * optabs.c (expand_atomic_test_and_set): Honor
4591 atomic_test_and_set_trueval even when atomic_test_and_set
4592 optab is not in use.
4594 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4596 Backport from mainline
4597 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4599 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4601 2012-03-02 Richard Guenther <rguenther@suse.de>
4603 * DEV-PHASE: Set to prerelease.
4605 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4607 * config.gcc (obsolete): Add all ARM targets using the FPA.
4608 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4609 * doc/install.texi: Avoid references to obsolete ARM ports.
4611 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4613 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4615 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4616 Joern Rennecke <joern.rennecke@embecosm.com>
4618 * doc/extend.texi: Expand and update information on interrupt
4619 attribute for Epiphany.
4621 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4623 * config/sh/sh-protos.h: Update copyright notice dates.
4624 * config/sh/sh.h: Likewise.
4625 * config/sh/sh.md: Likewise.
4626 * config/sh/constraints.md: Likewise.
4627 * config/sh/predicates.md: Likewise.
4629 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4631 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4632 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4634 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4636 * config/sh/constraints.md: Fix comment typo.
4638 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4641 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4642 unsigned HOST_WIDE_INT.
4643 (zvdep_imm64): Likewise.
4644 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4645 (vdepi_and): Likewise.
4646 Likewise for unamed 64-bit patterns.
4647 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4649 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4652 PR rtl-optimization/52417
4653 * cselib.c (cselib_any_perm_equivs): New variable.
4654 (cselib_reset_table): Check that it's not set when not
4655 preserving constants.
4656 (cselib_add_permanent_equiv): Set it.
4657 (cselib_have_permanent_equivalences): New.
4658 (cselib_init, cselib_finish): Reset it.
4659 * cselib.h (cselib_have_permanent_equivalences): Declare.
4660 * alias.c (get_addr): Restore earlier behavior when there
4661 aren't permanent equivalences.
4663 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4665 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4666 * config/v850/v850-modes.def: Fix copyright notice.
4668 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4670 * doc/extend.texi (AVR Built-in Functions): Document
4671 __builtin_avr_flash_segment.
4673 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4674 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4675 (*split.flash_segment): New insn-and-split.
4676 * config/avr/avr.c (avr_init_builtins): Add local variables:
4677 const_memx_void_node, const_memx_ptr_type_node,
4678 char_ftype_const_memx_ptr.
4680 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4682 PR tree-optimization/52445
4683 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4684 add ssa_name_ver, offset and size fields and change store field
4686 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4687 (add_or_mark_expr): Likewise. Only consider previous stores
4688 with the same size and offset.
4689 (nt_init_block): Only look at gimple_assign_single_p stmts,
4690 doesn't look at rhs2.
4692 2012-03-01 Richard Guenther <rguenther@suse.de>
4695 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4696 conversions from integral types to pointer types.
4698 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4700 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4701 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4702 unintentionally removed in r184616.
4704 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4706 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4709 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4710 Uros Bizjak <ubizjak@gmail.com>
4713 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4714 alternatives, add "e" constraint to the new last alternative
4715 and ! to last 3 alternatives.
4717 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4719 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4720 DW_AT_artificial attributes at the end of the processing.
4721 (gen_array_type_die): Likewise.
4722 (gen_enumeration_type_die): Likewise.
4723 (gen_struct_or_union_type_die): Likewise.
4724 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4727 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4730 * expr.c (expand_assignment): If doing misaligned store that doesn't
4731 cover all mode bits, perform a RMW cycle.
4733 PR tree-optimization/52429
4734 * tree-parloops.c (separate_decls_in_region_debug): Return early
4735 if var is LABEL_DECL.
4737 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4739 PR tree-optimization/52424
4740 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4741 calling dom_thread_across_edge.
4743 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4745 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4747 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4749 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4750 * config/avr/avr.c (avr_output_bld): Remove unused function.
4751 (avr_out_sbxx_branch): Use "%T" to print bit position.
4753 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4755 * config/avr/avr.md: Untabify.
4757 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4759 * config/avr/avr.md (eqne): New code iterator.
4760 (*dec-and-branchsi): Use it in text peephole's condition.
4761 (*dec-and-branchhi): Ditto.
4762 (*dec-and-branchqi): Ditto.
4764 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4767 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4768 the device does not have the skip-bug.
4770 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4772 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4773 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4774 -mpretend-cmove): New.
4776 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4779 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4780 doesn't count DEBUG_INSN refs.
4781 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4782 for DEBUG_INSN refs.
4784 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4788 2012-02-20 Richard Guenther <rguenther@suse.de>
4789 PR tree-optimization/52298
4790 * tree-vect-stmts.c (vectorizable_load): Properly use
4791 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4794 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4797 * gimple.h (gimple_in_transaction): New.
4798 (gimple_set_in_transaction): New.
4799 (struct gimple_statement_base): Add in_transaction field.
4800 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4802 (tree_ssa_lim_initialize): Compute transaction bits.
4803 * tree.h (compute_transaction_bits): Protoize.
4804 * trans-mem.c (tm_region_init): Use the heap to store BB
4806 (compute_transaction_bits): New.
4808 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4810 * gcc.c (display_help): Document --help=common and sort entries
4813 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4815 * doc/install.texi: Document check-$LANG specific shortcuts
4817 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4820 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4822 * config/arm/arm_neon.h: Regenerate.
4823 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4824 (neon_vcgeu): New insn.
4825 (neon_vcgtu): Likewise.
4826 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4827 (ops): Unsigned comparison intrinsics call a different
4830 2012-02-28 Richard Guenther <rguenther@suse.de>
4833 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4834 ordering for the VEC_CONCAT for two element vectors for
4835 V2SFmode, V2SImode and V2DImode.
4837 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4840 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4841 detecting big-endian triplets.
4843 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4845 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4846 mode if there is no type information available.
4848 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4850 PR tree-optimization/53207
4851 * doc/invoke.texi: Document as experimental and relying on graphite.
4853 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4855 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4856 of initializer to changes from r184614.
4858 2012-02-28 Richard Guenther <rguenther@suse.de>
4860 PR tree-optimization/52395
4861 * tree-sra.c (build_ref_for_offset): Also look at the base
4862 TYPE_ALIGN when figuring out the alignment of the replacement.
4864 2012-02-28 Richard Guenther <rguenther@suse.de>
4866 PR tree-optimization/52402
4867 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4868 mis-aligned types when creating the accesses at the call site.
4870 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4872 * config/avr/builtins.def: New file.
4873 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4874 * config/avr/avr.c (enum avr_builtin_id): Use it.
4875 (avr_init_builtins): Use it. And use avr_bdesc.
4876 (bdesc_1arg): Remove.
4877 (bdesc_2arg): Remove.
4878 (bdesc_3arg): Remove.
4879 (struct avr_builtin_description): Add field n_args.
4880 (avr_bdesc): New static variable using builtins.def.
4881 (avr_expand_builtin): Use it.
4882 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4883 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4884 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4886 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4889 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4890 match only one single hard register with respective hard reg rtx.
4891 (movmemx_<mode>): Ditto.
4892 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4893 insn anatomy of movmem[x]_<mode>.
4894 (avr_out_movmem): Same for printing assembler and operand usage.
4896 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4900 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4901 address spaces located outside of device flash.
4903 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4904 (mcu_type_s): Add field n_flash.
4905 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4906 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4907 (AVR_MCU): Add N_FLASH argument.
4908 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4909 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4910 macro __FLASH<n> if that address space makes sense for the device.
4911 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4912 outside of target flash.
4913 (avr_asm_named_section): Ditto.
4914 (avr_asm_select_section): Ditto.
4915 (avr_addr_space_convert): Ditto.
4916 (avr_emit_movmemhi): Ditto.
4917 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4918 address space is outside of device flash.
4919 (avr_insert_attributes): Ditto.
4920 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4921 avr_current_arch->n_segments.
4923 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4926 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4928 (*movabs<mode>_2): Likewise.
4930 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4933 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4934 s_register_operand in the test instead of REG_P. Don't call
4935 gen_reg_rtx if it won't be used.
4937 PR tree-optimization/52376
4938 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4940 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4942 * ifcvt.c (noce_get_condition): Check condition variable is not
4943 small_register_classes_for_mode_p before accepting.
4945 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4947 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4949 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4952 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4953 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4955 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4957 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4959 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4961 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4963 * config/sh/predicates.md: Remove blank lines.
4964 * config/sh/sh.c: Fix typos in comments.
4965 * config/sh/constraints.md: Likewise.
4966 * config/sh/sh.md: Remove blank lines.
4967 Fix typos in comments. Use ;; as comment characters.
4969 2012-02-26 Walter Lee <walt@tilera.com>
4971 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4972 (replace_mov_pcrel_step2): Ditto.
4974 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4977 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4978 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4979 and locs that reference values newer than the non-canonical value
4980 at hand. Return the canonical value as a worst case.
4981 (memrefs_conflict_p): Walk canonical value's locs.
4984 * cselib.c (preserve_only_constants): Rename to...
4985 (preserve_constants_and_equivs): ... this. Split out...
4986 (invariant_or_equiv_p): ... this. Preserve plus expressions
4987 of other preserved expressions too.
4988 (cselib_reset_table): Adjust.
4989 * var-tracking.c (reverse_op): Use canonical value to build
4992 2012-02-23 Kai Tietz <ktietz@redhat.com>
4994 * config/i386/i386.c (ix86_delegitimize_address): Handle
4995 UNSPEC_PCREL plus displacement.
4997 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5000 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5001 to test for unusedness in st X addressing.
5003 2012-02-24 Richard Guenther <rguenther@suse.de>
5006 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5007 (is_gimple_reg_type): Move inline ...
5008 * gimple.h (is_gimple_reg_type): ... here.
5010 2012-02-24 Richard Guenther <rguenther@suse.de>
5013 * passes.c (execute_function_todo): When verifying SSA form
5014 verify gimple form first.
5015 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5017 2012-02-24 Richard Guenther <rguenther@suse.de>
5020 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5021 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5023 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5025 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5027 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5029 * tree-phinodes.c (make_phi_node): Mark static.
5030 * tree-flow.h (make_phi_node): Remove extern decl.
5031 * doc/gimple.texi (make_phi_node): Remove documentation.
5033 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5035 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5036 * tree-ssa-sccvn.c (print_scc): Ditto.
5038 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5040 * doc/passes.texi (Full redundancy elimination): Fix typo.
5042 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5044 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5046 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5049 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5051 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5054 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5056 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5058 * config/avr/avr.md (code_stdname): Add ior, xor.
5059 (xior): New code iterator.
5060 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5061 (*<code_stdname><mode>qi.byte1-3): Ditto.
5063 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5065 PR tree-optimization/52019
5066 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5069 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5071 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5072 HAVE_INITFINI_ARRAY to work around namespace pollution in
5073 certain versions of newlib system headers.
5074 * config.in: Regenerate.
5075 * configure: Regenerate.
5076 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5077 instead of HAVE_INITFINI_ARRAY.
5079 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5082 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5083 is not offsettable memory reference.
5085 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5088 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5089 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5091 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5093 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5094 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5096 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5098 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5099 library on Solaris 8 even without TLS support.
5100 * configure: Regenerate.
5102 2012-02-22 Richard Guenther <rguenther@suse.de>
5105 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5106 for GIMPLE_DEBUG stmts.
5108 2012-02-22 Martin Jambor <mjambor@suse.cz>
5111 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5112 according to the base object.
5114 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5116 PR rtl-optimization/50063
5117 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5118 and 2 (8-bit SP) in operand 2.
5119 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5120 setup to use movhi_sp_r instead of vanilla move to write SP.
5121 Adjust REG_CFA notes to superseed unspec.
5122 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5124 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5125 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5126 irq_state 1 (IRQ known to be on) here.
5128 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5130 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5132 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5133 assign_hard_reg): Likewise.
5135 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5137 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5139 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5142 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5143 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5145 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5147 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5148 prototype from here to...
5149 * config/avr/avr.h: ...here.
5151 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5154 * thumb2.md (thumb2_shiftsi3_short): Split register and
5155 immediate shifts. For register shifts tie operands 0 and 1.
5156 (peephole2 for above): Check that register-controlled shifts
5157 have suitably tied operands.
5159 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5162 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5163 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5164 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5165 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5166 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5167 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5168 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5169 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5170 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5171 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5172 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5173 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5174 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5175 bdver1_ssevector_avx256_unaligned_load,
5176 bdver1_ssevector_sse128_unaligned_load,
5177 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5178 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5179 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5180 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5181 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5182 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5183 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5184 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5185 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5186 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5187 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5188 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5189 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5190 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5191 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5192 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5193 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5194 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5195 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5196 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5197 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5198 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5199 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5200 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5201 bdver1_ssediv_double_load, bdver1_ssediv_double,
5202 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5203 Add "bdver2" attribute.
5205 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5207 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5208 default if possible and not specified otherwise.
5210 2012-02-21 Richard Guenther <rguenther@suse.de>
5213 * gimplify.c (create_tmp_from_val): Use the main variant type
5214 for the type of the temporary we create.
5216 2012-02-21 Richard Guenther <rguenther@suse.de>
5218 PR tree-optimization/52324
5219 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5220 do not gimplify a MEM_REF address operand if it is already
5223 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5225 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5226 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5228 2012-02-21 Richard Guenther <rguenther@suse.de>
5230 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5231 nested_in_vect_loop.
5233 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5235 PR tree-optimization/52318
5236 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5237 vdef also to non-pure/const call stmts in the sequence.
5239 2012-02-20 David S. Miller <davem@davemloft.net>
5241 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5242 don't use the "rd %pc" instruction on v9 for PIC register loads.
5244 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5247 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5248 in a transaction safe function.
5250 2012-02-20 Kai Tietz <ktietz@redhat.com>
5253 * stor-layout.c (place_field): Handle desired_align for
5256 2012-02-20 Richard Guenther <rguenther@suse.de>
5258 PR tree-optimization/52298
5259 * tree-vect-stmts.c (vectorizable_store): Properly use
5260 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5262 (vectorizable_load): Likewise.
5263 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5264 Access DR_STEP after ensuring it is not NULL.
5266 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5268 PR tree-optimization/52286
5269 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5270 optimization use double_int_to_tree instead of build_int_cst_wide,
5271 rewrite to use double_int vars.
5273 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5276 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5278 Remove -e 0 from $gcc_cv_ld invocation.
5279 Only use __GLIBC_PREREQ if defined.
5280 Enable on Solaris since Solaris 8 patch.
5281 (gcc_SUN_LD_VERSION): New macro.
5282 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5283 gcc_SUN_LD_VERSION for version number format.
5284 * configure: Regenerate.
5285 * varasm.c (get_elf_initfini_array_priority_section): Set
5286 SECTION_NOTYPE for non-default priority.
5287 Use get_section instead of get_unnamed_section to emit
5288 .init_array/.fini_array with default priority.
5290 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5292 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5293 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5294 (mips_start_unique_function, mips_output_mips16_rdhwr)
5295 (mips_code_end): New functions.
5296 (TARGET_ASM_CODE_END): Define.
5298 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5300 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5301 to stubs with non-sibling calls.
5303 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5305 * doc/invoke.texi (-fira-* options): Copy-edit.
5306 (ira-* parameters): Copy-edit.
5308 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5310 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5311 GCC coding conventions.
5313 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5315 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5316 when used as adjectives.
5318 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5320 * doc/invoke.texi: Clean up "that"/"which" confusion.
5322 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5324 * system.h: Poison SMALL_REGISTER_CLASSES
5325 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5326 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5328 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5330 PR tree-optimization/52285
5331 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5332 when deciding if a call is a tail call or tail recursion.
5334 2012-02-16 Kai Tietz <ktietz@redhat.com>
5336 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5337 interger-constant displacement for UNSPEC_PCREL.
5339 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5341 PR rtl-optimization/52208
5342 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5343 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5345 PR tree-optimization/52255
5346 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5347 loop->header has virtual PHI, but exit_e->dest doesn't, add
5348 virtual PHI to exit_e->dest and adjust all uses after the loop.
5351 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5352 children with clone_tree_hash, not after it.
5354 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5356 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5357 extended identifiers.
5359 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5362 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5363 a same_body_alias, also test whether e->callee isn't a former
5364 or current clone of the decl this is a same body alias of.
5366 PR translation/52264
5367 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5369 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5371 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5373 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5376 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5377 force_reg instead of copy_to_reg for better optimization. Force
5378 non-register or memory operands into a register.
5380 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5382 * extend.texi: Reserve upper bits of memory model for future use.
5384 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5385 Anatoly Sokolov <aesok@post.ru>
5386 Eric Weddington <eric.weddington@atmel.com>
5389 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5390 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5391 Rewrite initializers for .macro.
5392 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5393 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5394 atxmega32d4, atxmega32x1.
5395 avrxmega4: atxmega64a3, atxmega64d3.
5396 avrxmega5: atxmega64a1, atxmega64a1u.
5397 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5398 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5399 avrxmega7: atxmega128a1, atxmega128a1u.
5400 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5401 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5402 (struct base_arch_s): Rename reserved to xmega_p.
5403 Rename reserved2 to have_rampd.
5404 (AVR_XMEGA): New define.
5405 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5406 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5407 * config/avr/predicates.md (io_address_operand): Take into
5409 (low_io_address_operand): Ditto.
5410 (high_io_address_operand): Ditto.
5411 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5412 (enabled, movhi_sp_r): Use them.
5413 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5414 cpp_define_formatted to built-in define __AVR_ARCH__.
5415 (__AVR_XMEGA__): New built-in define.
5416 (__AVR_HAVE_RAMPD__): New built-in define.
5417 (__AVR_HAVE_RAMPX__): New built-in define.
5418 (__AVR_HAVE_RAMPY__): New built-in define.
5419 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5421 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5422 (avr_option_override): Initialize them.
5423 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5424 (avr_init_expanders): Initialize them. No more block several calls.
5425 (emit_push_sfr): New static function.
5426 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5428 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5429 (avr_print_operand): Print addreeses as symbols for
5430 RAMPX, RAMPY, RAMPD, CCP.
5431 (output_movhi): Handle AVR_XMEGA when writing to SP.
5432 (avr_out_movhi_mr_r_xmega): New static function.
5433 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5434 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5435 __RAMPD__, __CCP__ as needed.
5437 * config/avr/multilib.h: Regenerate.
5438 * config/avr/t-multilib: Regenerate.
5439 * config/avr/avr-tables.opt: Regenerate.
5441 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5443 PR tree-optimization/50561
5444 * graphite-flattening.c (lst_project_loop): Do not
5445 remove old scattering dimensions after flattening.
5446 (lst_do_flatten): Likewise.
5448 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5450 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5451 __builtin_avr_map8, __builtin_avr_map16.
5452 Document __builtin_avr_insert_bits.
5454 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5455 (insert_bits): New insn.
5456 (adjust_len.map_bits): Rename to insert_bits.
5457 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5458 * avr-protos.h (avr_out_map_bits): Remove.
5459 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5460 * config/avr/constraints.md (Cxf,C0f): New.
5461 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5462 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5463 New built-in define __BUILTIN_AVR_INSERT_BITS.
5464 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5465 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5466 (avr_move_bits): Rewrite.
5467 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5469 (avr_map_op_t): New typedef.
5470 (avr_map_op): New static variable.
5471 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5472 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5473 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5474 (bdesc_3arg, avr_expand_triop_builtin): New.
5475 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5476 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5477 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5478 (avr_map_equal_p, avr_map_sig_p): Remove.
5479 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5480 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5481 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5482 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5483 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5484 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5486 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5488 * config/c6x/c6x.md (reserve_cycles): New attribute.
5489 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5490 don't reserve functional units after the branch occurs.
5492 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5495 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5496 functions into non-tm_pure functions.
5498 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5501 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5502 (iterative_hash_canonical_type): Likewise.
5503 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5506 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5508 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5509 sched-group insn, it either remains alone or the entire list is pruned.
5511 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5513 * doc/install.texi (Prerequisites): Fix grammar.
5514 (Configuration): Likewise.
5516 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5518 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5519 MPC as part of GCC before describing configuring with --with-gmp etc.
5520 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5521 sources are present.
5523 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5526 * dwarf2out.c (clone_tree_hash): New function.
5527 (copy_decls_walk): Use it instead of clone_tree.
5529 2012-02-14 Richard Guenther <rguenther@suse.de>
5531 PR tree-optimization/52244
5532 PR tree-optimization/51528
5533 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5534 replacements for integral types.
5536 2012-02-14 Walter Lee <walt@tilera.com>
5538 * config.gcc: Handle tilegx and tilepro.
5539 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5541 Add HAVE_AS_TLS check for tilegx and tilepro.
5542 * configure: Regenerate.
5543 * doc/contrib.texi: Add Mat Hostetter and self.
5544 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5545 Document instruction intrinsics and network accessing intrinsics.
5546 (TILEPro Built-in Functions): New node. Document instruction
5547 intrinsics and network accessing intrinsics.
5548 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5549 (Specific, tilepro-*-linux*): Likewise.
5550 * doc/invoke.texi (TILE-Gx Options): New section.
5551 (TILEPro Options): New section.
5552 * doc/md.texi (TILE-Gx): New section.
5553 (TILEPro): New section.
5554 * common/config/tilegx/tilegx-common.c: New file.
5555 * common/config/tilepro/tilepro-common.c: New file.
5556 * config/tilegx/constraints.md: New file.
5557 * config/tilegx/linux.h: New file.
5558 * config/tilegx/mul-tables.c: New file.
5559 * config/tilegx/predicates.md: New file.
5560 * config/tilegx/sync.md: New file.
5561 * config/tilegx/t-tilegx: New file.
5562 * config/tilegx/tilegx-builtins.h: New file.
5563 * config/tilegx/tilegx-c.c: New file.
5564 * config/tilegx/tilegx-generic.md: New file.
5565 * config/tilegx/tilegx-modes.def: New file.
5566 * config/tilegx/tilegx-multiply.h: New file.
5567 * config/tilegx/tilegx-protos.h: New file.
5568 * config/tilegx/tilegx.c: New file.
5569 * config/tilegx/tilegx.h: New file.
5570 * config/tilegx/tilegx.md: New file.
5571 * config/tilegx/tilegx.opt: New file.
5572 * config/tilepro/constraints.md: New file.
5573 * config/tilepro/gen-mul-tables.cc: New file.
5574 * config/tilepro/linux.h: New file.
5575 * config/tilepro/mul-tables.c: New file.
5576 * config/tilepro/predicates.md: New file.
5577 * config/tilepro/t-tilepro: New file.
5578 * config/tilepro/tilepro-builtins.h: New file.
5579 * config/tilepro/tilepro-c.c: New file.
5580 * config/tilepro/tilepro-generic.md: New file.
5581 * config/tilepro/tilepro-modes.def: New file.
5582 * config/tilepro/tilepro-multiply.h: New file.
5583 * config/tilepro/tilepro-protos.h: New file.
5584 * config/tilepro/tilepro.c: New file.
5585 * config/tilepro/tilepro.h: New file.
5586 * config/tilepro/tilepro.md: New file.
5587 * config/tilepro/tilepro.opt: New file.
5589 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5591 PR tree-optimization/52210
5592 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5593 vect_model_simple_cost with two entry vect_def_type array instead
5594 of an address of dt.
5596 2012-02-14 Richard Guenther <rguenther@suse.de>
5599 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5600 Do not stream DECL_QUALIFIER.
5601 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5602 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5603 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5605 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5608 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5611 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5614 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5615 * cselib.c (cselib_subst_to_values_from_insn): New function.
5616 * sched-deps.c (add_insn_mem_dependence,
5617 sched_analyze_1, sched_analyze_2): Use it.
5619 2012-02-13 Jan Hubicka <jh@suse.cz>
5622 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5624 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5626 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5627 (GTM_SELF_SPECS): Define if not already defined.
5628 (driver_self_specs): Add GTM_SELF_SPECS.
5629 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5630 (GTM_SELF_SPECS): Define.
5631 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5632 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5634 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5636 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5639 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5642 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5643 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5645 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5648 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5650 2012-02-13 Richard Guenther <rguenther@suse.de>
5652 PR translation/52211
5653 * passes.c (enable_disable_pass): Fix typo.
5655 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5658 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5659 XOR for reduce_bit_field if type is unsigned.
5661 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5663 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5664 disallow changes from SFmode to mode with different size in FP regs.
5666 2012-02-12 Robert Millan <rmh@gnu.org>
5667 Gerald Pfeifer <gerald@pfeifer.com>
5669 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5672 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5674 PR rtl-optimization/52175
5675 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5676 to frame-related instructions.
5678 2012-02-10 Jason Merrill <jason@redhat.com>
5681 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5682 (demangle_new_symbols): Fill it.
5683 (scan_linker_output): Walk it.
5684 (start_tweaking): Split out from scan_linker_output.
5685 (maybe_tweak): Update sym->chosen.
5686 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5688 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5691 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5693 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5695 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5696 having the same mode as previous compare.
5698 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5700 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5701 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5702 (nonlocal_goto_internal): Likewise.
5703 (nonlocal_goto): Emit a use and an indirect jump directly.
5705 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5708 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5709 __atomic_{is,always}_lock_free.
5711 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5714 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5715 negative constant address for x32.
5717 2012-02-10 Richard Henderson <rth@redhat.com>
5719 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5720 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5721 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5723 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5724 Ira Rosen <irar@il.ibm.com>
5726 PR tree-optimization/50031
5727 * targhooks.c (default_builtin_vectorization_cost): Handle
5729 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5730 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5731 all types of reduction and pattern statements.
5732 (vect_estimate_min_profitable_iters): Likewise.
5733 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5734 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5735 for explicit realigns.
5736 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5737 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5739 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5740 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5741 vec_perm for VSX and handle vec_promote_demote.
5743 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5746 * builtins.c (fold_builtin_atomic_always_lock_free,
5747 expand_builtin_atomic_always_lock_free,
5748 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5749 Return and/or test boolean_true_node/boolean_false_node instead of
5750 integer_one_node/integer_zero_node.
5752 2012-02-10 Jan Hubicka <jh@suse.cz>
5755 * predict.c (predict_paths_for_bb): Prevent looping.
5756 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5758 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5760 * config/arm/arm.c (output_move_double): In one case properly
5761 count number of instructions that will be emitted.
5763 2012-02-10 Richard Guenther <rguenther@suse.de>
5765 PR translation/52193
5766 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5768 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5771 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5773 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5776 * var-tracking.c (emit_note_insn_var_location): If
5777 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5778 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5779 non-NOTE_DURING_CALL_P insn.
5781 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5784 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5786 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5789 * gcc.c (switch_matches) Support switches with separated form,
5792 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5794 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5796 (RAMPZ_ADDR): Ditto.
5797 * config/avr/avr.c (avr_addr_t): New typedef.
5798 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5799 (avr_init_expanders): Initialize it.
5800 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5802 (expand_epilogue): Ditto.
5803 (avr_print_operand): Ditto.
5804 (avr_file_start): Ditto.
5805 (avr_emit_movmemhi): Ditto.
5807 2012-02-08 Richard Guenther <rguenther@suse.de>
5809 PR tree-optimization/46886
5810 * tree-flow.h (do_while_loop_p): Declare.
5811 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5812 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5814 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5816 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5817 always succeed for integers larger than a native word.
5819 2012-02-08 Richard Guenther <rguenther@suse.de>
5821 PR rtl-optimization/52170
5822 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5823 properly handle integer vector modes.
5825 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5827 PR gcov-profile/52150
5828 * coverage.c: Include target.h.
5829 (build_var): Call targetm.strip_name_encoding on the assembler name.
5830 Change one _ into . or $ if the target allows it.
5831 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5833 PR rtl-optimization/52139
5834 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5835 is a BARRIER after emit_insn_after_noloc, move BB_END
5836 to the last non-BARRIER insn before it.
5838 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5841 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5842 (mips_gimplify_va_arg_expr): Call it instead of
5843 std_gimplify_va_arg_expr.
5845 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5847 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5848 message for -mno-pointers-to-nested-function.
5850 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5853 * expr.c (get_inner_reference): If there is an offset, add a negative
5854 bit position to it (if any).
5856 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5858 PR rtl-optimization/52060
5859 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5860 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5861 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5862 and/or i0src_copy2 when needed.
5864 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5866 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5867 or LTOPLUGINSONAME if have_c.
5869 * config/freebsd-spec.h: Add comment about what macros can be defined
5871 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5872 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5875 2012-02-07 Richard Guenther <rguenther@suse.de>
5877 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5878 newline in -alias dumps.
5880 2012-02-07 Kai Tietz <ktietz@redhat.com>
5881 Dave Korn <dave.korn.cygwin@gmail.com>
5884 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5885 Take care that typinfo gets dllexport-attribute.
5887 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5890 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5891 if modifier < EXPAND_SUM call force_operand on the result.
5893 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5895 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5896 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5898 (epiphany_function_type): Replace types for specific interrupts with
5899 EPIPHANY_FUNCTION_INTERRUPT.
5900 (EPIPHANY_INTERRUPT_P): Update.
5901 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5902 New static function.
5903 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5904 <disinterrupt>: Affects type identity.
5905 (epiphany_handle_interrupt_attribute): Handle variable number of
5907 (epiphany_compute_function_type): Update for new
5908 epiphany_function_type definition.
5909 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5910 handlers with a longcall forwarder.
5911 (epiphany_start_function): Handle multiple interrupt arguments and/or
5912 forwarder_section attribute.
5914 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5917 2012-02-07 Alan Modra <amodra@gmail.com>
5920 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5923 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5925 PR tree-optimization/50969
5926 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5927 use vec_perm rather than vector_stmt.
5928 (vect_model_load_cost): Likewise.
5929 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5930 vec_perm to be the same as other vector statements.
5931 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5932 cost of vec_perm for TARGET_VSX.
5934 2012-02-06 Richard Guenther <rguenther@suse.de>
5936 PR tree-optimization/52115
5937 * tree-sra.c (access_has_replacements_p): New function.
5938 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5940 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5943 * trans-mem.c (expand_call_tm): Add an assertion.
5944 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5947 2012-02-06 Richard Guenther <rguenther@suse.de>
5949 PR tree-optimization/50955
5950 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5951 raise cost of expressions that replace an address with an
5952 expression based on a different pointer.
5954 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5957 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5958 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5960 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5963 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5964 -Weffc++ and specify guidelines come from second edition.
5966 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5968 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5969 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5970 (call_direct_split, call_value_split, call_value_internal_direct)
5971 (call_value_direct_split, call_value_multiple_split): Use jal and
5972 jal_macro attributes.
5974 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5976 * reload1.c (reload_regs_reach_end_p): Replace with...
5977 (reload_reg_rtx_reaches_end_p): ...this function.
5978 (new_spill_reg_store): Update commentary.
5979 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5980 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5981 before setting new_spill_reg_store.
5982 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5983 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5984 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5985 for non-spill reload registers.
5987 2012-02-05 Ira Rosen <irar@il.ibm.com>
5989 PR tree-optimization/52091
5990 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5991 (vect_is_simple_use_1): Likewise.
5992 * tree-vect-loop.c (vectorizable_reduction): Update calls
5993 to vect_is_simple_use_1 and vect_is_simple_use.
5994 (vectorizable_live_operation): Likewise.
5995 * tree-vect-patterns.c (widened_name_p,
5996 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5997 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5998 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5999 vectorizable_shift,vectorizable_operation, vectorizable_store,
6000 vectorizable_load): Likewise.
6001 (vect_is_simple_cond): Add an argument, pass it to
6002 vect_is_simple_use_1.
6003 (vectorizable_condition): Update calls to vect_is_simple_cond,
6005 (vect_is_simple_use): Add an argument, the statement in which
6006 OPERAND is used. Check that if OPERAND's def stmt is a double
6007 reduction phi node, the use is a phi node too.
6008 (vect_is_simple_use_1): Add an argument, pass it to
6010 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6011 to vect_is_simple_use.
6013 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6015 PR rtl-optimization/52095
6016 * modulo-sched.c (dump_insn_locator): New function.
6017 (loop_canon_p, sms_schedule): Use it.
6019 PR rtl-optimization/52113
6020 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6021 even for decomposable shift/zext insns.
6023 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6024 Zdenek Dvorak <ook@ucw.cz>
6026 PR rtl-optimization/52092
6027 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6028 on get_iv_value result.
6030 2012-02-02 Andrew Pinski <apinski@cavium.com>
6034 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6036 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6039 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6041 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6043 PR rtl-optimization/49800
6044 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6045 (sched_finish): Call regstat_free_n_sets_and_refs.
6047 2012-02-02 Jia Liu <proljc@gmail.com>
6049 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6052 2012-02-02 Jan Hubicka <jh@suse.cz>
6053 Tom de Vries <tom@codesourcery.com>
6056 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6057 * varpool.c (varpool_analyze_pending_decls): Likewise.
6059 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6060 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6062 * config.gcc: Add cr16-* support.
6064 * doc/extend.texi: Document cr16 extensions.
6065 * doc/install.texi: Document cr16 install.
6066 * doc/invoke.texi: Document cr16 options.
6067 * doc/md.texi: Document cr16 constraints.
6069 * common/config/cr16/cr16-common.c: New file.
6070 * config/cr16/cr16.c: New file.
6071 * config/cr16/cr16.h: New file.
6072 * config/cr16/cr16.md: New file.
6073 * config/cr16/cr16.opt: New file.
6074 * config/cr16/cr16-protos.h: New file.
6075 * config/cr16/predicates.md: New file.
6076 * config/cr16/constraints.md: New file.
6077 * config/cr16/t-cr16: New file.
6079 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6082 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6083 that operands[2] is either immediate, or q_regs_operand.
6085 PR tree-optimization/52073
6086 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6087 a pattern stmt for pattern uses, ignore uses outside of the loop.
6089 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6091 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6092 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6093 (OUT_AS1, OUT_AS2): Remove.
6095 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6097 PR rtl-optimization/51374
6098 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6099 to cross other volatile_refs_p insns.
6101 2012-02-01 Richard Guenther <rguenther@suse.de>
6103 * doc/invoke.texi (fno-inline): Clarify documentation.
6104 (finline-small-functions): Likewise.
6105 (finline-functions): Likewise.
6106 * common.opt (finline): Adjust comment and documentation.
6107 (finline-small-functions): Clarify documentation.
6108 (finline-functions): Likewise.
6109 (finline-functions-called-once): Likewise.
6111 2012-02-01 Tristan Gingold <gingold@adacore.com>
6113 * c-typeck.c (composite_type): Keep mode for pointers.
6115 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6117 * function.h (regno_reg_rtx): Adjust comment.
6118 * reginfo.c (init_reg_modes_target): Only use the previous mode
6119 if it fits within one register. Remove MIPS comment.
6121 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6124 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6126 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6128 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6129 to srak instruction.
6131 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6133 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6135 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6140 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6142 2012-01-31 Richard Guenther <rguenther@suse.de>
6144 PR tree-optimization/51528
6145 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6148 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6153 * ree.c (add_removable_extension): Change def_map argument
6154 to unsigned *, store in def_map 1 + offset into *insn_list vector
6155 instead of pointers into the vector.
6156 (find_removable_extensions): Adjust caller.
6158 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6160 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6161 Transform all "* quoted-c-code" to { c-code }.
6162 Remove redundant test for "optimize" in combine patterns.
6163 Move (include "avr-dimode.md") to end of file.
6165 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6168 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6169 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6171 2012-01-30 Richard Guenther <rguenther@suse.de>
6173 PR tree-optimization/52028
6174 * tree-loop-distribution.c (ldist_gen): Properly update
6177 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6180 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6181 set_cur_line_info_table if not emitting debug info.
6183 PR tree-optimization/52046
6184 * tree-vect-patterns.c (check_bool_pattern): Give up if
6185 a comparison could throw.
6188 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6190 2012-01-30 Richard Guenther <rguenther@suse.de>
6192 PR tree-optimization/52045
6193 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6194 SSA form if cfgcleanup did anything.
6196 2012-01-30 Richard Guenther <rguenther@suse.de>
6198 PR tree-optimization/52045
6199 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6200 before computing final todo.
6202 2012-01-30 Richard Guenther <rguenther@suse.de>
6204 PR tree-optimization/51528
6205 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6208 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6210 * df-problems.c (df_kill_notes): Check that the use refers
6211 to the note under examination.
6213 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6216 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6217 parameter and use short-lived pseudos.
6218 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6219 (sparc_expand_vector_init): Const-ify local variables and adjust
6220 calls to above functions.
6222 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6224 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6226 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6228 * doc/invoke.texi: Make usage of "compile time" and
6229 "run time"/"runtime" consistent throughout the file.
6231 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6233 * config/alpha/alpha.c (alpha_option_override): Default to
6234 full IEEE compliance mode for Go language.
6236 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6238 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6239 (LINK_SSP_SPEC): Define.
6241 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6244 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6247 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6249 * doc/invoke.texi: Correct hyphenation of "floating point",
6250 "double precision", and related terminology throughout the file.
6252 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6255 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6256 arm_general_register_operand predicate for operand 2 instead of
6259 2012-01-27 Ian Lance Taylor <iant@google.com>
6262 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6263 * builtins.c (expand_builtin_init_trampoline): Add onstack
6264 parameter. Change caller.
6265 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6266 * tree.c (build_common_builtin_nodes): Declare
6267 __builtin_init_heap_trampoline.
6269 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6271 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6272 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6273 * config/avr/avr.c: Ditto.
6274 (avr_regnames): Remove because unused.
6275 * config/avr/avr.md (*cpse.ne): New peephole.
6276 (*cpse.eq): New peephole from former cpse peepholes.
6278 2012-01-27 Michael Eager <eager@eagercon.com>
6280 * config/microblaze.c (microblaze_emit_compare): Correct
6281 test after pcmp instruction.
6283 2012-01-27 Richard Guenther <rguenther@suse.de>
6285 PR tree-optimization/52020
6286 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6288 2012-01-27 Richard Guenther <rguenther@suse.de>
6290 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6291 function non-const/pure.
6293 2012-01-27 Richard Guenther <rguenther@suse.de>
6295 PR tree-optimization/50444
6296 * tree-sra.c (build_ref_for_offset): Properly adjust the
6297 MEM_REF type for unaligned accesses.
6299 2012-01-27 Richard Guenther <rguenther@suse.de>
6301 PR tree-optimization/50444
6302 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6303 (expand_assignment): Use it. Properly handle misaligned
6304 bases when expanding stores to component references.
6305 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6308 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6311 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6312 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6313 * tree-data-ref.c (find_data_references_in_loop): Make static.
6314 (compute_all_dependences): Change return type to bool. Bail out
6315 for too many datarefs in a loop. Move the hunk resetting the data
6316 dependences vector from ...
6317 (compute_data_dependences_for_loop): ... here. Account for
6318 compute_all_dependences returning false.
6319 (compute_data_dependences_for_bb): Likewise.
6320 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6321 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6323 2012-01-27 Richard Guenther <rguenther@suse.de>
6326 * expr.c (store_field): Use the alias-set of the scratch memory
6329 2012-01-27 Tom de Vries <tom@codesourcery.com>
6331 PR tree-optimization/51990
6332 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6334 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6336 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6339 * var-tracking.c (reverse_op): Don't add any reverse operation
6340 if V already has any constant locations.
6342 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6344 * doc/invoke.texi: Correct usage of "command line" (noun)
6345 vs "command-line" (adjective) throughout.
6347 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6349 * doc/invoke.texi (Language Independent Options): Move
6350 -Wcoverage-mismatch blurb from here....
6351 (Warning Options): ...to here.
6353 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6355 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6356 Set rs6000_always_hint to false for 476.
6358 2012-01-27 Matthias Klose <doko@ubuntu.com>
6360 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6362 * incpath.c (add_standard_paths): Likewise.
6364 2012-01-27 Richard Henderson <rth@redhat.com>
6366 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6367 * config/m68k/sync.md (atomic_test_and_set): Rename from
6368 sync_test_and_setqi and adjust the operands.
6369 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6370 and unconditionally enable.
6372 2012-01-27 Richard Henderson <rth@redhat.com>
6374 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6375 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6376 (ldstub): Rename from ldstubqi.
6377 (ldstub<I24MODE>): Remove.
6379 2012-01-27 Richard Henderson <rth@redhat.com>
6381 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6382 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6383 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6384 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6385 * doc/tm.texi: Rebuild.
6387 2012-01-27 Richard Henderson <rth@redhat.com>
6389 * optabs.c (gen_atomic_test_and_set): Remove default.
6390 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6392 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6394 PR rtl-optimization/51978
6395 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6396 (combine_reaching_defs): Likewise.
6397 (struct re_info): Remove.
6398 (add_removable_extension): Remove x and data arguments,
6399 add insn, insn_list and def_map. Use the arguments directly
6400 instead of using struct re_info.
6401 (find_removable_extensions): Don't call add_removable_extension
6402 through note_stores, instead just call it with single_set
6404 (find_and_remove_re): Pass curr_cand->expr instead of
6405 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6407 2012-01-26 Michael Matz <matz@suse.de>
6409 PR tree-optimization/46590
6410 * cfgexpand.c: Revert last change (r183305).
6411 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6413 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6414 checking for emptiness.
6416 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6419 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6420 non-addressable non-BLKmode base correctly.
6422 2012-01-26 Michael Matz <matz@suse.de>
6424 PR tree-optimization/48794
6425 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6426 regions referenced from RESX/EH_DISPATCH.
6428 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6430 * config/s390/s390.h: Make BRANCH_COST an option.
6431 * config/s390/s390.opt: New option -mbranch-cost.
6433 2012-01-26 Richard Henderson <rth@redhat.com>
6435 Revert 2012-01-24 change:
6436 * trans-mem.c (requires_barrier): Do not instrument thread local
6437 variables and emit save/restore for them.
6439 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6442 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6445 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6447 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6450 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6453 Rename __pgm to __flash.
6454 Rename __pgm1 to __flash1.
6455 Rename __pgm2 to __flash2.
6456 Rename __pgm3 to __flash3.
6457 Rename __pgm4 to __flash4.
6458 Rename __pgm5 to __flash5.
6459 Rename __pgmx to __memx.
6460 * doc/extend.texi (AVR Named Address Spaces)
6461 Rename address space names as indicated above.
6462 * config/avr/avr.c (avr_addrspace): Ditto.
6464 * config/avr/avr-protos.h
6465 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6466 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6467 * config/avr/predicates.md: Ditto.
6468 * config/avr/avr.c Ditto, and
6469 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6470 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6472 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6473 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6474 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6475 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6476 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6477 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6478 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6479 * config/avr/avr.c: Ditto.
6480 * config/avr/avr.md: Ditto.
6482 2012-01-25 Jason Merrill <jason@redhat.com>
6485 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6487 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6489 PR tree-optimization/51987
6490 * tree-data-ref.c (get_references_in_stmt): Handle references in
6491 non-volatile GIMPLE_ASM.
6493 2012-01-25 Richard Guenther <rguenther@suse.de>
6495 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6496 bases are dereferenced.
6498 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6500 PR rtl-optimization/48374
6501 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6503 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6505 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6506 compute_data_dependences_for_loop returns false.
6507 * tree-parloops.c (loop_parallel_p): Likewise.
6509 2012-01-25 Richard Guenther <rguenther@suse.de>
6511 * tree.h (get_pointer_alignment_1): Declare.
6512 * builtins.c (get_pointer_alignment_1): New function.
6513 (get_pointer_alignment): Use it.
6515 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6517 PR rtl-optimization/48308
6518 * combine.c (enum undo_kind): Add UNDO_LINKS.
6519 (struct undo): Add member l to other_contents and where.
6520 (do_SUBST_LINK): New.
6522 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6523 (undo_all): Handle UNDO_LINKS.
6525 2012-01-25 Richard Henderson <rth@redhat.com>
6527 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6530 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6532 * optabs.c (gen_atomic_test_and_set): Use each argument.
6534 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6536 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6537 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6538 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6539 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6540 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6541 TARGET_PAIRED_SINGLE_FLOAT.
6543 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6545 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6546 (in_struct, return_val): Remove MEM documentation.
6547 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6548 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6549 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6551 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6552 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6553 * expr.c (store_field): Likewise.
6554 * function.c (assign_stack_temp_for_type): Likewise.
6555 * ifcvt.c (noce_try_cmove_arith): Likewise.
6556 * reload1.c (reload): Likewise.
6557 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6558 (alpha_set_memflags): Likewise.
6559 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6561 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6563 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6565 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6566 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6567 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6569 * cselib.c (cselib_rtx_varies_p): Delete.
6570 (cselib_invalidate_mem): Update call to canon_true_dependence.
6571 * dse.c (record_store, check_mem_read_rtx): Likewise.
6572 (scan_reads_nospill): Likewise.
6573 * cse.c (check_dependence): Likewise.
6574 (cse_rtx_varies_p): Delete.
6575 * expr.c (safe_from_p): Update call to true_dependence.
6576 * ira.c (validate_equiv_mem_from_store): Likewise.
6577 (memref_referenced_p): Likewise.
6578 * postreload-gcse.c (find_mem_conflicts): Likewise.
6579 * sched-deps.c (sched_analyze_2): Likewise.
6580 * store-motion.c (load_kills_store): Likewise.
6581 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6582 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6583 (compute_transp): Update call to canon_true_dependence.
6585 2012-01-25 Richard Henderson <rth@redhat.com>
6587 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6588 (maybe_emit_atomic_test_and_set): New.
6589 (expand_sync_lock_test_and_set): Use it.
6590 (expand_atomic_test_and_set): Likewise.
6591 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6592 the implementation; clarify implementation defined details.
6593 * doc/md.texi (atomic_test_and_set): Document.
6595 2012-01-25 Richard Henderson <rth@redhat.com>
6597 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6599 2012-01-25 Richard Henderson <rth@redhat.com>
6602 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6603 to effect no-op split.
6605 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6608 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6609 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6610 (BT_FN_VOID_PTR_INT_SIZE): New.
6611 (BT_FN_UINT_UINT_VAR): Remove.
6612 (BT_FN_UINT32_UINT32_VAR): New.
6613 (BT_FN_DOUBLE_VPTR): Remove.
6614 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6616 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6617 (_ITM_changeTransactionMode): Same.
6618 (_ITM_memmoveRtWt): Change return type to void.
6619 (_ITM_memcpyRtWt): Same.
6620 (_ITM_memsetW): Same.
6621 (_ITM_RaRD): Change types to double.
6626 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6628 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6629 Patrick Marlier <patrick.marlier@gmail.com>
6631 * trans-mem.c (requires_barrier): Do not instrument thread local
6632 variables and emit save/restore for them.
6634 2012-01-24 Jason Merrill <jason@redhat.com>
6637 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6638 output static aliases.
6640 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6643 * common.opt (-pie, -shared, pie, shared): Change from Common to
6645 * gcc.c (display_help): Display help for -pie and -shared.
6647 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6650 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6651 Remove note on size/offset limitation.
6652 (AVR Variable Attributes): Add example how to read data located
6653 with progmem. Refer to named address spaces.
6654 * doc/invoke.texi (AVR Options): Fix typo.
6656 2012-01-24 Richard Guenther <rguenther@suse.de>
6658 Forward-port to trunk
6659 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6662 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6663 op0 isn't sufficiently aligned and there is movmisalignM
6664 insn for mode, use it to load op0 into a temporary register.
6666 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6669 * target.def (const_not_ok_for_debug_p): New hook.
6670 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6672 * doc/tm.texi: Regenerated.
6673 * dwarf2out.c (const_ok_for_output_1): If
6674 targetm.const_not_ok_for_debug_p returns true, fail.
6675 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6677 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6679 2012-01-23 Kai Tietz <ktietz@redhat.com>
6682 * config/i386/predicates.md (symbolic_operand): Allow
6683 UNSPEC_PCREL as PIC expression for lea.
6684 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6685 * config/i386/i386.c (ix86_delegitimize_address): Handle
6686 UNSPEC_PCREL for none-MEM, too.
6688 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6690 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6691 (ipa_tm_create_version_alias): Same.
6693 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6696 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6697 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6699 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6700 Patrick Marlier <patrick.marlier@gmail.com>
6701 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6704 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6705 simple_object_start_read.
6707 2012-01-23 Richard Guenther <rguenther@suse.de>
6710 PR tree-optimization/51895
6711 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6712 parameter decomposition into BLKmode components.
6714 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6716 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6717 fake variables for restrict-qualified pointers whose pointed-to type
6718 contains a placeholder.
6720 2012-01-23 Richard Guenther <rguenther@suse.de>
6722 PR tree-optimization/51949
6723 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6725 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6727 PR rtl-optimization/51933
6728 * ree.c (transform_ifelse): Return true right away if dstreg is
6729 already wider or equal to cand->mode.
6730 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6731 (make_defs_and_copies_lists): Remove defs_list and copies_list
6732 arguments, add state argument, just truncate state->work_list
6733 instead of always allocating and freeing the vector. Assert that
6734 get_defs succeeds instead of returning 2. Changed return type to bool.
6735 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6736 have ext_src_mode, see if it has been modified already with the
6737 right kind of extension and has been extended before from the
6738 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6739 just return true. Remember the original mode in state->modified array.
6740 (combine_reaching_defs): Add state argument. Don't allocate and
6741 free here def_list, copied_list and vec vectors, instead just
6742 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6743 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6744 Add state variable, clear vectors in it, initialize state.modified
6745 if needed. Free all the vectors at the end and state.modified too.
6746 Don't skip a candidate if the extension expression has been modified.
6748 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6751 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6752 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6753 (extra_options) interix.opt -> i386/interix.opt"
6754 (extra_objs):Add winnt-stubs.o
6755 * configure.ac: Add interix to target_os .comm on PE check.
6756 * configure: Regenerate.
6757 * config/interix3.h: Delete and move bits to..
6758 * config/interix.h: Delete and move bits to..
6759 * config/i386/i386-interix3.h: Delete and move bits to..
6760 * config/i386/i386-interix.h: ..here.
6761 (TARGET_CPU_DEFAULT): Remove redefinition.
6762 (TARGET_ASM_CONSTRUCTOR): Undefine.
6763 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6764 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6765 (PTRDIFF_TYPE): Define.
6766 (LONG_DOUBLE_TYPE_SIZE): Define.
6767 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6768 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6769 (TARGET_SECTION_TYPE_FLAGS): Define.
6770 (ASM_DECLARE_FUNCTION_NAME): Define.
6771 (ASM_OUTPUT_EXTERNAL): Define.
6772 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6773 (ASM_OUTPUT_ALIGNED_BSS): Define.
6774 (PCC_BITFIELD_TYPE_MATTERS): Define.
6775 (USE_CONST_SECTION): Define.
6776 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6777 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6778 (SUPPORTS_ONE_ONLY): Remove.
6779 (I386_PE_STRIP_ENCODING): Define.
6780 * config/interix.opt: Delete and move bits to..
6781 * config/i386/interix.opt: ..here. New.
6782 (mpe-aligned-commons): Add.
6783 * config/i386/t-interix: Add copyright header.
6784 (winnt-stubs.o): Add rule.
6786 2012-01-22 Jason Merrill <jason@redhat.com>
6789 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6790 for extra name aliases.
6792 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6794 PR rtl-optimization/51924
6795 * ree.c (combine_set_extension): Improve debugging message.
6796 (combine_reaching_defs): Likewise.
6797 (get_defs): Rename confusingly named variable.
6798 (find_and_remove_re): Skip a candidate if the extension expression has
6801 2012-01-21 Robert Millan <rmh@gnu.org>
6802 Gerald Pfeifer <gerald@pfeifer.com>
6804 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6805 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6807 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6809 PR tree-optimization/51914
6810 * tree-vect-stmts.c (vectorizable_conversion): For
6811 cvt_type && modifier == WIDEN, put temporary with cvt_type
6812 at the beginning of vec_dsts and set vec_dest to temporary
6815 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6817 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6819 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6821 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6822 * config/rs6000/rs6000.c: Likewise.
6824 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6827 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6828 output_move_double on a copy of operands array.
6830 2012-01-20 Cary Coutant <ccoutant@google.com>
6831 Dodji Seketeli <dodji@redhat.com>
6834 * dwarf2out.c (copy_declaration_context): Return ref to parent
6835 of declaration DIE, if necessary.
6836 (remove_child_or_replace_with_skeleton): Add new parameter; update
6837 caller. Place skeleton DIE under parent DIE of original declaration.
6838 Move call to copy_declaration_context to here ...
6839 (break_out_comdat_types): ... from here.
6841 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6843 PR rtl-optimization/51856
6844 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6847 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6850 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6851 hints for neon loads and stores.
6853 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6857 * doc/extend.texi (Named Address Spaces): Split into subsections.
6858 (AVR Named Address Spaces): New subsection.
6859 (M32C Named Address Spaces): New subsection.
6860 (RL78 Named Address Spaces): New subsection.
6861 (SPU Named Address Spaces): New subsection.
6862 (Variable Attributes): New anchor "AVR Variable Attributes".
6863 (AVR Variable Attributes): Rewrite and avoid wording
6864 "address space" in this context.
6865 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6866 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6867 (AVR Built-in Macros): New subsubsection therein.
6868 * doc/md.texi (AVR constraints): Remove "C04", "R".
6870 2012-01-20 Richard Guenther <rguenther@suse.de>
6872 PR tree-optimization/51903
6873 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6874 when removing stmts.
6876 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6879 * config/arm/arm.c (arm_load_pic_register): Use
6880 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6881 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6882 (arm_pic_static_addr): Likewise.
6883 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6884 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6885 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6886 (pic_load_addr_unified): New.
6888 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6891 * function.c (instantiate_virtual_regs_in_insn): Use
6892 delete_insn_and_edges when removing a wrong asm insn.
6894 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6896 PR rtl-optimization/40761
6897 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6898 Add new member loop_num.
6899 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6900 (ira_build): Remove the parameter.
6902 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6903 (ira.c): Do not build CFG loops for one region allocation. Remove
6904 argument from ira_build call.
6906 * ira-build.c (init_loop_tree_node): New function.
6907 (create_loop_tree_nodes): Use it. Separate the case when CFG
6908 loops are not built.
6909 (more_one_region_p): Check current_loops.
6910 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6912 (add_loop_to_tree): Process loop equal to NULL too.
6913 (form_loop_tree): Separate the case when CFG loops are not built.
6914 Use explicitly number for the root.
6915 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6917 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6918 instead of loop->num.
6919 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6920 (mark_all_loops_for_removal): Ditto.
6921 (remove_unnecessary_regions): Separate the case when CFG loops
6923 (ira_build): Remove the parameter. Use explicit number of regions
6924 when CFG loops are not built.
6926 * ira-color.c (print_loop_title): Separate the case for the root node.
6927 Use loop_num instead of loop->num.
6928 (move_spill_restore): Use loop_num instead of loop->num.
6930 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6931 (change_loop): Ditto.
6932 (change_loop): Use loop_num instead of loop->num.
6934 * ira-lives.c (process_bb_node_lives): Ditto.
6936 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6938 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6940 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6943 * tree-mudflap.c (mf_artificial): New function.
6944 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6945 mx_register_decls, mudflap_enqueue_decl): Use it.
6948 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6949 numbers in the insn pattern.
6951 2012-01-19 Michael Matz <matz@suse.de>
6953 PR tree-optimization/46590
6954 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6955 use it in remembering which conflicts we already created.
6956 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6959 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6962 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6963 (merge_and_complain): Same.
6965 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6968 * config/initfini-array.h: Guard content of the header
6969 with #ifdef HAVE_INITFINI_ARRAY.
6970 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6971 Add initfini-array.h to tm_file here.
6972 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6973 * config.gcc: Don't add initfini-array.h to tm_file here.
6974 * configure: Regenerated.
6976 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6978 PR rtl-optimization/51505
6979 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6980 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6981 (df_note_bb_compute): Update the call to df_kill_notes.
6983 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6985 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6987 2012-01-18 Richard Guenther <rguenther@suse.de>
6989 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6990 of conversions to void *.
6992 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6993 Richard Sandiford <rdsandiford@googlemail.com>
6997 * optabs.h (simplify_expand_binop): Declare.
6998 * optabs.c (simplify_expand_binop): Make global.
6999 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7000 endian targets if the source cannot be exactly covered by word
7003 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7006 * hard-reg-set.h (struct hard_reg_set_container): New type.
7007 * target.h (struct hard_reg_set_container): Forward declare.
7008 * target.def (set_up_by_prologue): New target hook.
7009 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7010 * doc/tm.texi: Regenerated.
7011 * function.c (thread_prologue_and_epilogue_insns): Change
7012 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7013 Call targetm.set_up_by_prologue on it.
7014 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7015 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7017 2012-01-17 Nick Clifton <nickc@redhat.com>
7019 * config/rx/rx.c (rx_can_use_simple_return): New function.
7020 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7021 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7023 2012-01-17 Richard Guenther <rguenther@suse.de>
7026 * expr.c (expand_assignment): Take address-space information
7027 from the address operand of MEM_REF and TARGET_MEM_REF.
7028 (expand_expr_real_1): Likewise.
7030 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7032 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7033 reload dump is requested.
7035 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7038 * trans-mem.c (requires_barrier): Call may_be_aliased.
7040 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7042 PR tree-optimization/51877
7043 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7044 call arguments and fndecls compare equal, instead return false if they
7045 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7046 both SSA_NAMEs that are valueized the same, or they satisfy
7049 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7051 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7053 * configure: Regenerate.
7055 2012-01-16 Jan Hubicka <jh@suse.cz>
7059 * convert.c (convert_to_integer): Use fold_convert for
7060 converting an INTEGER_CST to integer type.
7062 2012-01-16 Jason Merrill <jason@redhat.com>
7065 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7067 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7070 * config/s390/s390.c (s390_chunkify_start): Don't skip
7071 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7072 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7073 If insn is followed by NOTE_INSN_VAR_LOCATION or
7074 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7075 Don't use location of note insns.
7077 PR tree-optimization/51865
7078 * tree-inline.c (tree_function_versioning): Call remap_decl
7079 on DECL_RESULT whenever it has VOID_TYPE_P type.
7081 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7083 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7084 for calls to locally-binding MIPS16 functions if only the return
7085 type uses float regs.
7087 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7088 Richard Sandiford <rdsandiford@googlemail.com>
7090 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7091 (SYMBOL_32_HIGH): Likewise.
7092 (mips_output_tls_reloc_directive): Declare.
7093 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7094 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7095 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7096 (mips_lo_relocs, mips_hi_relocs): Make extern.
7097 (mips16_stub_function): Move up file.
7098 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7099 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7100 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7101 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7102 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7103 (mips_get_tp): Add MIPS16 support.
7104 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7105 Generalize DTPREL and TPREL handling.
7106 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7107 Add MIPS16 TLS support.
7108 (mips_output_tls_reloc_directive): New function.
7109 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7110 * config/mips/predicates.md (symbolic_operand_with_high)
7111 (tls_reloc_operand): New predicates.
7112 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7113 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7114 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7115 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7116 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7117 (*tls_get_tp_mips16_call_<mode>): Likewise.
7119 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7121 PR rtl-optimization/51821
7122 * recog.c (peep2_find_free_register): Determine clobbered registers
7125 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7128 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7129 * config/avr/avr.c: Likewise.
7130 * config/avr/avr.h: Likewise.
7132 2012-01-13 Ian Lance Taylor <iant@google.com>
7135 * tree.h (TYPE_QUALS): Add cast to int.
7136 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7138 2012-01-13 Ian Lance Taylor <iant@google.com>
7140 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7141 comparing param_index to VEC_length result.
7143 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7145 * c-decl.c: Do not include tree-mudflap.h
7146 * tree-optimize.c: Likewise.
7147 * Makefile.in: Update dependencies.
7149 2012-01-13 Richard Guenther <rguenther@suse.de>
7152 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7153 variable-sized result always use RSO.
7155 2012-01-12 DJ Delorie <dj@redhat.com>
7157 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7158 pointer type, not just the default pointer type.
7160 2012-01-09 Richard Henderson <rth@redhat.com>
7161 Denis Chertykov <chertykov@gmail.com>
7164 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7165 * config/avr/avr.c (avr_can_eliminate): Simplify.
7166 (avr_initial_elimination_offset): Likewise.
7167 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7168 (expand_epilogue): Likewise.
7169 (avr_legitimize_address): Gut.
7170 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7171 (avr_hard_regno_nregs): New.
7172 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7173 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7174 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7175 add soft frame pointer.
7176 (CALL_USED_REGISTERS): Likewise.
7177 (REG_CLASS_CONTENTS): Likewise.
7178 (REGISTER_NAMES): Likewise.
7179 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7180 (HARD_FRAME_POINTER_REGNUM): New.
7181 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7182 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7183 remove the HARD_FRAME_POINTER self-elimination.
7185 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7188 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7189 DECL_EXTERNAL when checking for initializers of progmem variables.
7191 2012-01-12 Ira Rosen <irar@il.ibm.com>
7193 PR tree-optimization/51799
7194 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7195 that the last operation is a type demotion.
7197 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7199 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7200 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7202 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7205 * combine.c (distribute_notes): If i3 is a noreturn call,
7206 allow old_size to be equal to args_size and make sure the
7207 noreturn call gets REG_ARGS_SIZE note.
7208 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7209 on noreturn calls even when the delta is 0.
7211 2012-01-11 Nathan Sidwell <nathan@acm.org>
7213 * gcov.c (STRING_SIZE): Remove.
7214 (generate_results): Erase annotations for source files with no
7215 coverage information.
7217 (output_lines): Use it.
7219 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7221 * gimple.h (gimplify_body): Remove first argument.
7222 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7223 pointer set here, instead just pass DATA to walk_tree.
7224 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7225 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7226 (unvisit_body): Likewise, but with unmark_visited.
7227 (gimplify_body): Remove BODY_P argument and adjust.
7228 (gimplify_function_tree): Adjust call to gimplify_body.
7229 * omp-low.c (finalize_task_copyfn): Likewise.
7231 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7233 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7234 (build_function_type_skip_args): Delete.
7235 * tree.c (build_function_type_skip_args): Make static and add
7236 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7237 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7238 pass it to build_function_type_skip_args.
7239 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7240 (tree_function_versioning): Likewise.
7241 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7242 build_function_decl_skip_args.
7243 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7244 and pass it to build_function_decl_skip_args/tree_function_versioning.
7245 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7246 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7247 * trans-mem.c (ipa_tm_create_version): Likewise.
7248 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7249 * tree-inline.c (declare_return_variable): Remove always-true test.
7250 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7251 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7252 * ipa-split.c (split_function): Skip the return value for the split
7253 part if it doesn't return.
7255 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7257 PR tree-optimization/49642
7258 * ipa-split.c (forbidden_dominators): New variable.
7259 (check_forbidden_calls): New function.
7260 (dominated_by_forbidden): Likewise.
7261 (consider_split): Check for forbidden dominators.
7262 (execute_split_functions): Initialize and free forbidden
7263 dominators info; call check_forbidden_calls.
7265 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7267 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7269 2012-01-11 Nick Clifton <nickc@redhat.com>
7271 * config/rx/rx.md (return): Define pattern.
7273 2012-01-11 Richard Guenther <rguenther@suse.de>
7275 * doc/extend.texi (malloc attribute): Adjust according to
7278 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7279 Patrick Marlier <patrick.marlier@gmail.com>
7282 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7283 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7284 (ipa_tm_note_irrevocable): Same.
7285 (ipa_tm_scan_irr_block): Same.
7286 (ipa_tm_decrement_clone_counts): Same.
7287 (ipa_tm_scan_irr_function): Same.
7288 (ipa_tm_create_version_alias): Same.
7289 (ipa_tm_create_version): Same.
7290 (ipa_tm_transform_calls_redirect): Same.
7291 (ipa_tm_transform_calls): Same.
7292 (ipa_tm_transform_transaction): Same.
7293 (ipa_tm_execute): Same.
7295 2012-01-10 Richard Guenther <rguenther@suse.de>
7298 * opts.c (common_handle_option): Handle -Werror.
7300 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7302 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7305 2012-01-10 Jason Merrill <jason@redhat.com>
7307 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7310 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7312 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7313 supports R_386_TLS_GD_PLT reloc.
7314 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7315 supports R_386_TLS_LDM_PLT reloc.
7316 * configure: Regenerate.
7317 * config.in: Regenerate.
7319 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7322 Extend __pgmx semantics to linearize memory.
7323 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7324 determine if code comes inline or from libgcc.
7325 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7326 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7327 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7328 (movmemx_qi, movmemx_hi): New insns.
7329 (xload_<mode>_libgcc): Rewrite to new insn condition.
7330 (xload_<mode>): Remove insns.
7331 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7332 cases that don't satisfy avr_xload_libgcc_p().
7333 (avr_addr_space_convert): Allow converting in any direction.
7334 (avr_addr_space_subset_p): Return always true.
7335 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7336 (avr_emit_movmemhi): Ditto.
7337 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7338 (avr_out_movmem): Ditto.
7339 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7340 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7341 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7342 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7343 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7345 2012-01-10 Richard Guenther <rguenther@suse.de>
7347 PR tree-optimization/50913
7348 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7349 Require data-refs to be representable by Graphite with respect
7352 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7354 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7355 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7357 2012-01-10 Tom de Vries <tom@codesourcery.com>
7359 PR rtl-optimization/51271
7360 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7361 handling annulled branch.
7363 2012-01-10 Richard Henderson <rth@redhat.com>
7365 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7366 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7367 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7368 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7369 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7370 arm_expand_vec_perm_const): New.
7371 * config/arm/arm-protos.h: Update.
7372 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7373 (*neon_vswp<VDQX>): New.
7374 (neon_vcombine<VDX>): Use neon_split_vcombine.
7375 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7376 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7377 (vec_perm<VE>): New.
7379 2012-01-10 Richard Henderson <rth@redhat.com>
7381 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7382 use it if reload_completed.
7383 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7384 arm_output_asm_insn, arm_process_output_memory_barrier,
7385 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7386 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7387 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7388 arm_process_output_sync_insn, arm_output_sync_insn,
7389 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7390 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7391 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7392 (emit_unlikely_jump): New.
7393 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7394 (arm_split_atomic_op): New.
7395 * config/arm/arm-protos.h: Update.
7396 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7397 (struct arm_sync_generator): Remove.
7398 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7399 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7400 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7401 (VUNSPEC_LL, VUNSPEC_SC): New.
7402 (sync_result, sync_memory, sync_required_value, sync_new_value,
7403 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7404 (attr length): Don't use arm_sync_loop_insns.
7405 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7406 (movsfcc, movdfcc): Likewise.
7407 * config/arm/constraints.md (Ua): New.
7408 * config/arm/prediates.md (mem_noofs_operand): New.
7409 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7410 (sync_clobber, sync_t2_reqd): Remove.
7411 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7412 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7413 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7414 (arm_sync_compare_and_swap<SIDI>): Remove.
7415 (arm_sync_compare_and_swap<NARROW>): Remove.
7416 (arm_sync_lock_test_and_set<SIDI>): Remove.
7417 (arm_sync_lock_test_and_set<NARROW>): Remove.
7418 (arm_sync_new_<syncop><SIDI>): Remove.
7419 (arm_sync_new_<syncop><NARROW>): Remove.
7420 (arm_sync_new_nand<SIDI>): Remove.
7421 (arm_sync_new_nand<NARROW>): Remove.
7422 (arm_sync_old_<syncop><SIDI>): Remove.
7423 (arm_sync_old_<syncop><NARROW>): Remove.
7424 (arm_sync_old_nand<SIDI>): Remove.
7425 (arm_sync_old_nand<NARROW>): Remove.
7426 (*memory_barrier): Merge arm_output_memory_barrier.
7427 (atomic_compare_and_swap<QHSD>): New.
7428 (atomic_compare_and_swap<NARROW>_1): New.
7429 (atomic_compare_and_swap<SIDI>_1): New.
7430 (atomic_exchange<QHSD>): New.
7431 (cas_cmp_operand, cas_cmp_str): New.
7432 (atomic_op_operand, atomic_op_str): New.
7433 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7434 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7435 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7436 (arm_load_exclusive<NARROW>): New.
7437 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7438 (arm_store_exclusive<QHSD>): New.
7440 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7442 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7443 reload patterns if -mvsx-scalar-memory.
7445 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7446 generated, even -mno-vsx-scalar-double was used.
7447 (vsx_xscvdpsp_scalar): Likewise.
7448 (vsx_xscvspdp_scalar2): Likewise.
7450 2012-01-09 Tom de Vries <tom@codesourcery.com>
7451 Andrew Pinski <apinski@cavium.com>
7454 * reorg.c (fill_slots_from_thread): Don't speculate
7455 frame-related insns.
7457 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7459 * sched-int.h (bb_note): Move to...
7460 * basic-block.h: ...here.
7461 * haifa-sched.c (bb_note): Move to...
7462 * cfgrtl.c: ...here.
7463 * function.c (next_block_for_reg): New function.
7464 (move_insn_for_shrink_wrap): Likewise.
7465 (prepare_shrink_wrap): Rewrite to use the above.
7467 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7469 * gimple.c (is_gimple_non_addressable): Remove.
7470 * gimple.h: Remove is_gimple_non_addressable.
7471 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7472 is_gimple_non_addressable.
7473 * trans-mem.c (expand_assign_tm): Same.
7475 2012-01-09 Richard Guenther <rguenther@suse.de>
7477 PR tree-optimization/51775
7478 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7479 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7481 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7483 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7485 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7487 2012-01-09 Richard Guenther <rguenther@suse.de>
7489 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7491 2012-01-08 Jan Hubicka <jh@suse.cz>
7493 PR tree-optimize/51680
7494 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7495 on when known_vals needs to be computed; cleanup.
7497 2012-01-08 Jan Hubicka <jh@suse.cz>
7499 PR tree-optimize/51694
7500 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7502 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7504 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7505 for -std=c++98 and -std=c++11 too.
7507 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7509 * cfgloop.c (cancel_loop): Add free() of bbs array.
7511 2012-01-07 Jan Hubicka <jh@suse.cz>
7513 PR tree-optimization/51600
7514 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7515 that benefits small functions.
7517 2012-01-07 Jan Hubicka <jh@suse.cz>
7519 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7521 2012-01-07 Jan Hubicka <jh@suse.cz>
7523 PR tree-optimization/51680
7524 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7525 whose inlining reduce unit size.
7527 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7530 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7531 Add canonical node to containing_mem chain after the non-canonical
7532 one, even if there weren't any locs to propagate.
7533 (remove_useless_values): Keep only canonical values.
7534 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7535 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7536 canonicalize mem_chain elements that are not discarded.
7538 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7541 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7542 before emitting functions.
7544 PR gcov-profile/50127
7545 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7546 clear_aux_for_blocks.
7548 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7551 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7553 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7555 * c-decl.c (ext_block): Moved up.
7556 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7558 2012-01-06 Han Shen <shenhan@google.com>
7560 Translate built-in include paths for sysroot.
7561 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7562 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7564 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7565 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7567 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7568 control whether sysroot should be prepended to gxx include dir.
7570 * configure: Regenerate.
7572 2012-01-06 Torvald Riegel <triegel@redhat.com>
7574 PR rtl-optimization/51771
7575 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7576 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7578 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7580 PR tree-optimization/51315
7581 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7582 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7584 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7587 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7588 for shrp pattern. Correctly handle and fixup shift variable.
7589 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7591 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7594 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7595 note when !ACCUMULATE_OUTGOING_ARGS.
7597 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7599 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7601 (extract_range_from_unary_expr_1): Avoid useless computations.
7603 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7605 PR rtl-optimization/51767
7606 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7607 of jump_block and add an extra edge for degenerated asm gotos.
7610 * stmt.c (check_unique_operand_names): Don't ICE during error
7611 reporting if i is from labels chain.
7614 * profile.c (branch_prob): Split bbs that have exit edge
7615 and need a fake entry edge too.
7617 2012-01-05 Jan Hubicka <jh@suse.cz>
7620 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7623 2012-01-05 Richard Guenther <rguenther@suse.de>
7626 * tree-streamer-out.c (write_ts_optimization): New function.
7627 (streamer_write_tree_body): Call it.
7628 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7629 (streamer_read_tree_body): Call it.
7630 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7632 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7635 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7636 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7637 in_cleanup_point_expr before gimplify_stmt call and restore it
7639 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7640 in_cleanup_point_expr is false.
7642 2012-01-05 Richard Guenther <rguenther@suse.de>
7645 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7647 * toplev.c (process_options): Reject combining mudflap and LTO.
7648 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7650 2012-01-05 Richard Guenther <rguenther@suse.de>
7652 PR tree-optimization/51760
7653 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7655 (bit_value_unop): Handle UNDEFINED operands.
7656 (bit_value_binop): Likewise.
7658 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7660 * config/avr/avr.c (avr_replace_prefix): Remove.
7661 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7662 (avr_asm_function_rodata_section): Ditto.
7663 (avr_asm_select_section): Ditto.
7665 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7667 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7670 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7673 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7674 calls that have any non-fake successor edges.
7677 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7679 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7681 PR tree-optimization/51624
7682 * tree-sra.c (build_ref_for_model): When replicating a chain of
7683 COMPONENT_REFs, stop as soon as the offset would become negative.
7685 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7688 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7689 in .debug_loc on the floor.
7691 2012-01-04 Andrew Pinski <apinski@cavium.com>
7693 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7695 2012-01-04 Andrew Pinski <apinski@cavium.com>
7696 Adam Nemet <anemet@caviumnetworks.com>
7698 * config/mips/mips.md (size): Add SI and DI.
7699 (SIZE): New mode attribute.
7700 (U): New code attribute.
7701 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7702 (mips_lbux_<mode>): Delete.
7703 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7704 (mips_lhx): Use gen_mips_lhx_extsi.
7705 (mips_lhx_<mode>): Delete.
7707 (mips_l<size>x): New expand.
7708 (mips_lwx_<mode>): Delete.
7709 (mips_l<GPR:size>x_<P:mode>): New pattern.
7710 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7711 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7712 * config/mips/mips.c (mips_lx_address_p): New function.
7713 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7714 (dsp64): New availability predicate.
7715 (mips_builtins): Add an entry for __builtin_mips_ldx.
7716 * config/mips/mips.h (ISA_HAS_LBX): New define.
7717 (ISA_HAS_LBUX): Likewise.
7718 (ISA_HAS_LHX): Likewise.
7719 (ISA_HAS_LHUX): Likewise.
7720 (ISA_HAS_LWX): Likewise.
7721 (ISA_HAS_LWUX): Likewise.
7722 (ISA_HAS_LDX): Likewise.
7723 * doc/extend.texi (__builtin_mips_ldx): Document.
7725 2012-01-04 Tristan Gingold <gingold@adacore.com>
7727 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7728 when long pointers are used.
7729 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7730 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7731 (ia64-hp-*vms*): Remove.
7732 * config/vms/xm-vms64.h: Delete.
7734 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7737 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7739 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7741 * opts.c (finish_options): Remove duplicate sorry.
7743 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7746 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7749 2012-01-04 Richard Guenther <rguenther@suse.de>
7752 * tree.c (size_low_cst): New function.
7753 * tree.h (size_low_cst): Declare.
7754 * fold-const.c (fold_comparison): Use it to extract the low
7755 part of the POINTER_PLUS_EXPR offset.
7757 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7759 Fix clearing ZERO_REG
7760 * config/avr/avr.md (cc): Add alternative "ldi".
7761 (movqi_insn): Use it in cc attribute.
7762 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7763 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7764 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7766 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7768 * configure: Regenerate.
7770 2012-01-04 Richard Guenther <rguenther@suse.de>
7772 PR tree-optimization/49651
7773 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7774 (var_can_have_subvars): Use it.
7775 (get_constraint_for_1): Only consider subfields if there can be any.
7777 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7780 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7781 to its new canonical_cselib_val and the cselib_val was in
7782 first_containing_mem chain, but the canonical_cselib_val was not,
7783 add the latter into the chain.
7784 (cselib_invalidate_mem): Compare canonical_cselib_val of
7785 addr_list chain elt with v.
7788 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7789 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7791 (output_macinfo_op): Don't ggc_strdup fd->filename.
7792 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7793 then ggc_strdup it. Don't free inc->info or cur->info.
7794 (output_macinfo): Don't free ref->info or file->info.
7796 2012-01-03 Ira Rosen <irar@il.ibm.com>
7798 PR tree-optimization/51269
7799 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7800 first_niters a pointer.
7801 (slpeel_tree_peel_loop_to_edge): Likewise.
7802 (vect_do_peeling_for_loop_bound): Update call to
7803 slpeel_tree_peel_loop_to_edge.
7804 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7805 here. Remove it from the parameters list.
7806 (vect_do_peeling_for_alignment): Update calls and compute
7809 2012-01-03 Richard Guenther <rguenther@suse.de>
7811 PR tree-optimization/51070
7812 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7813 Properly handle calls.
7815 2012-01-03 Richard Guenther <rguenther@suse.de>
7817 PR tree-optimization/51692
7818 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7819 the LHS of allocation stmts.
7821 2012-01-03 Olivier Hainque <hainque@adacore.com>
7823 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7825 2012-01-03 Olivier Hainque <hainque@adacore.com>
7827 * collect2.c (main): In AIX specific computations for vector
7828 insertions, use CONST_CAST2 to cast from char ** to const char **.
7830 2012-01-03 Richard Guenther <rguenther@suse.de>
7833 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7834 the context of a limbo DIE when it does not already exist.
7836 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7838 PR tree-optimization/51719
7839 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7840 but direct call is, clear direct call's lhs and don't add fallthrough
7841 edge from dcall_bb to join_bb and PHIs.
7843 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7845 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7846 the instructions emitted by the pattern.
7847 ("*TDC_insn_<mode>"): Add comment.
7849 2012-01-03 Richard Guenther <rguenther@suse.de>
7852 * fold-const.c (fold_comparison): Properly canonicalize
7853 tree offset and HOST_WIDE_INT bit position.
7855 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7857 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7858 operands for extzv pattern.
7860 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7863 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7866 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7868 * doc/invoke.texi (-flto and related options): Copy-edit.
7870 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7872 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7874 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7876 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7879 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7881 * expr.h (move_by_pieces_ninsns): Declare.
7882 * expr.c (move_by_pieces_ninsns): Make external.
7883 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7884 (mips_store_by_pieces_p): Likewise.
7885 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7886 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7887 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7888 (mips_store_by_pieces_p): Likewise.
7890 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7892 * passes.c (register_one_dump_file): Free full_name.
7894 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7895 (calculate_elim_costs_all_insns): Free offsets_at and
7896 offsets_known_at at the end and clear the pointers.
7898 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7900 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7901 this option introduced in r180739.
7903 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7906 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7907 (tmake_file target=avr): Add avr/t-multilib.
7909 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7910 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7911 * config/avr/genmultilib.awk: New file.
7912 * config/avr/t-multilib: New auto-generated file.
7913 * config/avr/multilib.h: New auto-generated file.
7914 * config/avr/t-avr (AVR_MCUS): New variable.
7915 (genopt.sh): Use it.
7916 (s-mlib): Depend on t-multilib.
7917 (t-multilib, multilib.h): New dependencies.
7918 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7919 (MULTILIB_OPTIONS): Remove.
7920 (MULTILIB_MATCHES): Remove.
7921 (MULTILIB_DIRNAMES): Remove.
7922 (MULTILIB_EXCEPTIONS): Remove:
7923 * config/avr/genopt.sh: Don't use hard coded file name;
7924 pass AVR_MCUS from t-avr instead.
7926 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7928 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7930 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7932 Implement light-weight DImode support.
7933 * config/avr/avr-dimode.md: New file.
7934 * config/avr/avr.md: Include it.
7935 (adjust_len): Add plus64, compare64.
7936 (HIDI): Remove code iterator.
7937 (code_stdname): New code attribute.
7938 (rotx, rotsmode): Remove DI.
7939 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7941 * config/avr/avr-protos.h (avr_have_dimode): New.
7942 (avr_out_plus64, avr_out_compare64): New.
7943 * config/avr/avr.c (avr_out_compare): Handle DImode.
7944 (avr_have_dimode): New variable definition and initialization.
7945 (avr_out_compare64, avr_out_plus64): New functions.
7946 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7947 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7948 (avr_compare_pattern): Skip DImode comparisons.
7950 2012-01-02 Revital Eres <revital.eres@linaro.org>
7952 * ddg.c (def_has_ccmode_p): New function.
7953 (add_cross_iteration_register_deps,
7954 create_ddg_dep_from_intra_loop_link): Call it.
7956 2012-01-02 Richard Guenther <rguenther@suse.de>
7959 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7961 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7963 * gcc.c (process_command): Update copyright notice dates.
7964 * gcov.c (print_version): Likewise.
7965 * gcov-dump.c (print_version): Likewise.
7966 * mips-tfile.c (main): Likewise.
7967 * mips-tdump.c (main): Likewise.
7969 2012-01-01 Ira Rosen <irar@il.ibm.com>
7971 PR tree-optimization/51704
7972 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7973 a use is inside the basic block or loop before accessing its vect info.
7975 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7977 PR rtl-optimization/51069
7978 * cfgloopmanip.c (remove_path): Removing path making irreducible
7979 region unconditional makes BB part of the region.
7981 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7983 PR tree-optimization/51683
7984 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7985 calls with side-effects.
7986 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7988 Copyright (C) 2012 Free Software Foundation, Inc.
7990 Copying and distribution of this file, with or without modification,
7991 are permitted in any medium without royalty provided the copyright
7992 notice and this notice are preserved.