1 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
4 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
6 * collect2-aix.h: Define F_LOADONLY.
8 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
10 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
11 the implied StoreLoad barrier for atomic operations if before.
13 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
15 Backport from 2013-07-11 trunk r200901.
18 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
19 name seen by assembler/linker if available.
21 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
23 Backport from 2013-07-10 trunk r200872.
26 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
29 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
31 Backport from mainline
32 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
34 * config/i386/sse.md (sse_movlhps): Change alternative 3
37 2013-07-09 Joseph Myers <joseph@codesourcery.com>
39 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
40 adjust register size for TDmode and TFmode for VSX registers.
42 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
44 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
46 2013-07-08 Jakub Jelinek <jakub@redhat.com>
48 PR rtl-optimization/57829
49 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
50 mask bits outside of mode are just sign-extension from mode to HWI.
52 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
54 Backport from mainline
55 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
58 * config/i386/i386.c (construct_container): Report error if
59 long double is used with disabled x87 float returns.
61 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
63 Backport from mainline
64 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
67 * collect2.c (collect_atexit): New.
68 (collect_exit): Delete.
69 (main): Register collect_atexit with atexit.
70 (collect_wait): Change collect_exit to exit.
72 * collect2.h (collect_exit): Delete.
73 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
75 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
77 Backport from mainline
78 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
80 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
81 cmp_code to construct REG_EQUAL note.
83 Backport from mainline
84 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
86 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
87 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
89 Backport from mainline
90 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
93 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
94 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
95 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
97 2013-06-09 Jakub Jelinek <jakub@redhat.com>
100 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
101 that operands[2] doesn't overlap with operands[0].
103 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
106 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
107 for non-sse2 targets. Simplify mode attribute calculation.
109 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
111 Backport from mainline
112 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
114 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
115 cache parameters using detect_caches_amd also for CYRIX,
116 NSC and TM2 signatures.
118 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
119 Dzianis Kahanovich <mahatma@eu.by>
123 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
124 VIA/Centaur processors and determine their cache parameters
125 using detect_caches_amd.
127 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
129 * config/i386/i386.c (ix86_option_override_internal): Add
130 PTA_POPCNT to corei7 entry.
132 2013-05-14 Richard Biener <rguenther@suse.de>
134 PR gcov-profile/57269
135 Backport from mainline
136 2012-06-30 Nathan Sidwell <nathan@acm.org>
138 * coverage.c (coverage_init): Read counts file before writing
141 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
144 Backport from mainline
145 2013-01-22 Jakub Jelinek <jakub@redhat.com>
148 * config/i386/i386.md (UNSPEC_STOS): New.
149 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
150 *strsetqi_1): Add UNSPEC_STOS.
152 2013-05-10 Joey Ye <joey.ye@arm.com>
154 Backport from mainline
155 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
158 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
160 (thumb1_extendhisi2): Reduce Thumb pool range.
161 (arm_movdi): Likewise.
162 (thumb1_movdi_insn): Likewise.
163 (thumb1_movsi_insn): Likewise.
164 (pic_load_addr_unified): Likewise.
165 (pic_load_addr_32bit): Likewise.
166 (pic_load_addr_thumb1): Likewise.
167 (thumb1_movhf): Likewise.
168 (arm_movsf_soft_insn): Likewise.
169 (thumb1_movsf_soft_insn): Likewise.
170 (movdf_soft_insn): Likewise.
171 (thumb1_movdf_soft_insn): Likewise.
172 * config/arm/neon.md (*neon_mov<mode>): Likewise.
173 (*neon_mov<mode>): Likwise.
174 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
175 (*thumb2_movhi_insn): Likewise.
176 (*thumb2_extendqisi_v6): Likewise.
177 (*thumb2_zero_extendqisi_v6): Likewise.
178 (*thumb2_zero_extendqisi2_v6): Likewise.
179 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
180 (*movdi_vfp): Likewise.
181 (*movdi_vfp_cortexa8): Likewise.
182 (*thumb2_movsf_vfp): Likewise.
183 (*thumb2_movdf_vfp): Likewise.
185 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
187 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
188 Add mthumb/march=armv7-a multilib.
189 Add mthumb/march=armv7-r multilib.
190 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
192 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
195 * config/v850/t-rtems: Add more multilibs.
197 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
200 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
203 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
204 to save TFmode registers and DImode to save TImode registers for
205 caller save operations.
206 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
207 mark being partially clobbered since they only use the first
210 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
211 and TDmode only use the upper 64-bits of each VSX register.
213 2013-05-03 Marek Polacek <polacek@redhat.com>
215 Backport from mainline
216 2013-04-25 Marek Polacek <polacek@redhat.com>
218 PR tree-optimization/57066
219 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
221 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
223 Backport from mainline
224 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
227 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
229 (*zero_extendsidi2): Ditto.
231 Backport from mainline
232 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
235 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
237 2013-04-29 Christian Bruel <christian.bruel@st.com>
240 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
242 2013-04-27 Jakub Jelinek <jakub@redhat.com>
245 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
246 the immediate rotate count.
248 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
250 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
252 2013-04-19 Matthias Klose <doko@ubuntu.com>
256 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
258 Backport from mainline
259 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
260 Alexander Monakov <amonakov@ispras.ru>
263 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
264 flush pending lists also on non-jumps. Adjust comment.
267 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
269 * sched-deps.c (add_dependence_list_and_free): Simplify.
270 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
271 lists when add_dependence_list_and_free doesn't free them.
273 2013-04-19 Marek Polacek <polacek@redhat.com>
275 Backport from mainline
276 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
277 Jakub Jelinek <jakub@redhat.com>
279 PR tree-optimization/48189
280 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
281 If nitercst is 0, don't predict the exit edge.
283 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
285 Backport from mainline
286 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
287 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
289 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
292 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
294 * doc/tm.texi: Update.
295 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
296 * target.def (force_at_comp_dir): New hook.
297 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
298 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
300 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
303 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
304 (S_MODES): Set H_MODE bit.
305 (SF_MODES): Set only S_MODE and SF_MODE bits.
306 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
307 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
308 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
309 <MODE_FLOAT>: Likewise.
311 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
313 Backport from mainline:
314 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
317 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
318 nuses, make sure we have a label.
320 2013-04-11 Richard Biener <rguenther@suse.de>
322 * BASE-VER: Set to 4.7.4.
323 * DEV-PHASE: Set to prerelease.
325 2013-04-11 Release Manager
327 * GCC 4.7.3 released.
329 2013-04-10 David S. Miller <davem@davemloft.net>
331 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
334 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
338 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
340 Backport from mainline
341 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
342 Alexander Monakov <amonakov@ispras.ru>
345 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
346 flush pending lists also on non-jumps. Adjust comment.
348 2013-04-03 Richard Biener <rguenther@suse.de>
350 PR tree-optimization/56501
351 * tree-switch-conversion.c (check_process_case): Properly
352 handle !single_succ_p case.
354 2013-04-03 Jakub Jelinek <jakub@redhat.com>
356 Backported from mainline
357 2013-03-06 Jakub Jelinek <jakub@redhat.com>
359 PR tree-optimization/56539
360 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
361 instead of GSI_CONTINUE_LINKING as last argument to
362 force_gimple_operand_gsi. Adjust function comment.
364 2013-03-05 Jakub Jelinek <jakub@redhat.com>
367 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
368 (avoid_complex_debug_insns): New function.
369 (expand_debug_locations): Call it.
371 2013-04-02 Wei Mi <wmi@google.com>
373 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
374 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
375 *<rotate_insn><mode>3_mask in i386.md.
377 2013-04-02 Richard Biener <rguenther@suse.de>
380 Backport from mainline
381 2012-05-16 Richard Guenther <rguenther@suse.de>
383 * tree-inline.c (declare_return_variable): Properly handle
384 DECL_BY_REFERENCE return vars in SSA form.
386 2013-04-01 Wei Mi <wmi@google.com>
388 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
389 Truncate operand 2 using %b asm operand modifier.
390 (*<shift_insn><mode>3_mask): Ditto.
391 (*<rotate_insn><mode>3_mask): Ditto.
393 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
395 * config/i386/i386.md (*movsf_internal): Change type of
396 alternatives 3,4 to imov.
398 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
400 Backport from mainline
401 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
404 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
405 when the may_trap_p bit of the exprs being merged differs.
406 Reorder tests for speculativeness in the logical and operator.
408 Backport from mainline
409 2013-03-05 Jakub Jelinek <jakub@redhat.com>
412 * sel-sched-ir.c (free_sched_pools): Release
413 succs_info_pool.stack[succs_info_pool.max_top] vectors too
414 if succs_info_pool.max_top isn't -1.
416 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
418 Backport from mainline
419 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
422 * sel-sched.c: Include ira.h.
423 (implicit_clobber_conflict_p): New function.
424 (moveup_expr): Use it.
425 * Makefile.in (sel-sched.o): Depend on ira.h.
427 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
429 Backport from mainline
430 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
431 Alexander Monakov <amonakov@ispras.ru>
434 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
435 flush pending lists also on non-jumps. Adjust comment.
437 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
439 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
440 * doc/extend.texi (Named Address Spaces): Ditto.
441 (Variable Attributes): Ditto.
443 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
445 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
446 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
449 2013-03-27 Walter Lee <walt@tilera.com>
451 Backport from mainline:
452 2013-03-27 Walter Lee <walt@tilera.com>
454 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
455 double-decrement of next_scratch_regno.
457 2013-03-27 Walter Lee <walt@tilera.com>
459 Backport from mainline:
460 2013-03-27 Walter Lee <walt@tilera.com>
462 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
464 (insn_v1mulus): Ditto.
465 (insn_v2muls): Ditto.
467 2013-03-27 Walter Lee <walt@tilera.com>
469 Backport from mainline:
470 2013-03-27 Walter Lee <walt@tilera.com>
472 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
474 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
476 2013-03-27 Walter Lee <walt@tilera.com>
478 Backport from mainline:
479 2013-03-27 Walter Lee <walt@tilera.com>
481 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
483 (*sibcall_value): Ditto.
485 2013-03-27 Walter Lee <walt@tilera.com>
487 Backport from mainline:
488 2013-03-27 Walter Lee <walt@tilera.com>
490 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
491 (insn_mnz_v8qi): ... this ...
492 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
494 (insn_v<n>mnz): Replaced by ...
495 (insn_v1mnz): ... this ...
496 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
498 (insn_mz_<mode>): Replaced by ...
499 (insn_mz_v8qi): ... this ...
500 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
502 (insn_v<n>mz): Replaced by ...
503 (insn_v1mz): ... this ...
504 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
507 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
509 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
511 2013-03-26 Richard Biener <rguenther@suse.de>
513 Backport from mainline:
514 2013-03-13 Richard Biener <rguenther@suse.de>
516 PR tree-optimization/56608
517 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
518 calls when vectorizing basic-blocks.
520 2013-03-05 Richard Biener <rguenther@suse.de>
522 PR tree-optimization/56270
523 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
524 of loads after scheduling an SLP instance.
526 2013-03-26 Walter Lee <walt@tilera.com>
528 Backport from mainline:
529 2013-03-26 Walter Lee <walt@tilera.com>
531 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
532 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
534 2013-03-26 Walter Lee <walt@tilera.com>
536 Backport from mainline:
537 2013-03-25 Walter Lee <walt@tilera.com>
539 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
540 TILEGX_INSN_SHUFFLEBYTES1.
541 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
543 (tilegx_builtins): Ditto.
544 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
546 2013-03-26 Walter Lee <walt@tilera.com>
548 Backport from mainline:
549 2013-03-25 Walter Lee <walt@tilera.com>
551 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
552 tests for constraint J, K, N, P.
554 2013-03-26 Walter Lee <walt@tilera.com>
556 Backport from mainline:
557 2013-03-25 Walter Lee <walt@tilera.com>
559 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
560 Use indirect/pcrel encoding.
561 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
564 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
566 Backport from mainline:
567 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
568 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
571 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
572 (musermode): Convert to Var(TARGET_USERMODE).
573 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
574 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
575 * config/sh/sh.c (sh_option_override): Use
576 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
577 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
579 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
581 (udivsi3_i4_single, divsi3_i4_single): Use
582 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
583 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
584 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
585 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
586 (SUBTARGET_OVERRIDE_OPTIONS): New.
588 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
590 Backport from mainline:
591 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
593 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
594 to m2a-single instead of m2e.
596 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
599 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
602 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
605 * config/i386/i386.c (init_cumulative_args): Also set
606 cum->callee_return_avx256_p.
607 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
608 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
610 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
611 callee_return_avx256_p.
613 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
615 Backport from mainline:
616 2012-12-04 Ian Lance Taylor <iant@google.com>
618 * godump.c (find_dummy_types): Output a dummy type if we couldn't
619 output the real type.
621 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
624 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
625 (PLUS_EXPR): Likewise.
626 * doc/cppopts.texi (--help): Likewise.
627 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
628 (-fdump-rtl-cprop_hardreg): Likewise.
629 (-fdump-rtl-csa): Likewise.
630 (-fdump-rtl-dce): Likewise.
631 (-fdump-rtl-dbr): Likewise.
632 (-fdump-rtl-into_cfglayout): Likewise.
633 (-fdump-rtl-outof_cfglayout): Likewise.
635 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
638 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
639 (arm_print_operand, case 'S'): Don't use shift_operator to validate
642 2013-03-14 Seth LaForge <sethml@google.com>
645 Backport from mainline
646 2012-10-22 Julian Brown <julian@codesourcery.com>
648 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
649 VFP D registers in big-endian mode.
651 2013-03-08 Joey Ye <joey.ye@arm.com>
653 Backport from mainline
654 2013-03-06 Joey Ye <joey.ye@arm.com>
657 * gcc.c (convert_white_space): New function.
658 (main): Handles white space in function name.
660 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
662 Backport from mainline
663 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
666 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
667 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
668 to SH_DIV_CALL_TABLE for TARGET_SH2.
669 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
671 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
672 mdiv= call-div1, call-fp, call-table options.
674 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
676 * config.gcc (arm*-*-rtemself*): New.
677 (arm*-*-rtems*): Removed.
678 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
679 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
681 2013-03-01 Richard Biener <rguenther@suse.de>
683 Backport from mainline
684 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
686 PR tree-optimization/55481
687 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
688 back to general rewriting if we cannot leave an original biv
691 2013-03-01 Richard Biener <rguenther@suse.de>
693 Backport from mainline
694 2012-04-10 Richard Guenther <rguenther@suse.de>
697 * gimple-low.c (gimple_check_call_args): Properly account for
698 compatible aggregate types.
700 2013-02-26 Nick Clifton <nickc@redhat.com>
703 Import this patch from the mainline:
705 2012-08-17 Nick Clifton <nickc@redhat.com>
707 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
708 (branch_true): Likewise.
709 (branch_false): Likewise.
711 2013-02-26 Jakub Jelinek <jakub@redhat.com>
713 PR tree-optimization/56443
714 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
715 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
716 to type_for_mode langhook.
718 2013-02-21 Jakub Jelinek <jakub@redhat.com>
721 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
724 2013-02-19 Jakub Jelinek <jakub@redhat.com>
726 Backported from mainline
727 2013-02-19 Jakub Jelinek <jakub@redhat.com>
729 PR tree-optimization/56350
730 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
731 if haven't found reduction or nested cycle operand, rather than
732 asserting we must find it.
734 PR tree-optimization/56381
735 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
738 2013-02-08 Jakub Jelinek <jakub@redhat.com>
740 PR tree-optimization/56250
741 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
742 if type is unsigned and code isn't MULT_EXPR.
744 2013-02-06 Jakub Jelinek <jakub@redhat.com>
747 * omp-low.c (use_pointer_for_field): Return false if
748 lower_send_shared_vars doesn't generate any copy-out code.
750 2012-11-27 Jakub Jelinek <jakub@redhat.com>
752 PR tree-optimization/55110
753 * tree-vect-loop.c (vectorizable_reduction): Don't assert
754 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
756 2013-02-18 Richard Biener <rguenther@suse.de>
759 2013-02-04 Richard Biener <rguenther@suse.de>
761 Backport from mainline
762 2012-07-04 Richard Guenther <rguenther@suse.de>
764 PR tree-optimization/53844
765 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
766 the loop virtual PHI.
768 2013-02-13 David S. Miller <davem@davemloft.net>
770 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
772 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
774 Backport from mainline
775 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
777 PR rtl-optimization/56275
778 * simplify-rtx.c (avoid_constant_pool_reference): Check that
779 offset is non-negative and less than cmode size before
780 calling simplify_subreg.
782 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
784 Backport from mainline
785 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
787 * config/i386/sse.md (FMAMODEM): New mode iterator.
788 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
789 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
791 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
793 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
794 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
795 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
797 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
799 Backport from mainline
800 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
803 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
804 If there is no implicit builtin declaration, just return NULL.
806 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
807 Michael Meissner <meissner@linux.vnet.ibm.com>
809 Backport from mainline
810 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
811 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
813 2013-02-07 David S. Miller <davem@davemloft.net>
815 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
817 * var-tracking.c (vt_add_function_parameter): Test the presence of
818 HAVE_window_save properly and do not remap argument registers when
819 we have a leaf function.
821 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
823 Backport from mainline
824 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
827 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
829 * config/i386/i386.c (ix86_print_operand): Ditto.
831 2013-02-07 Alan Modra <amodra@gmail.com>
834 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
835 static chain, set REST_INLINE_FPRS too.
837 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
839 Backport from mainline
840 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
842 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
843 * configure: Regenerate.
845 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
847 Backport from mainline
848 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
849 Andrew Dixie <andrewd@gentrack.com>
851 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
854 2013-02-05 Richard Biener <rguenther@suse.de>
856 Backport from mainline
857 2012-12-10 Richard Biener <rguenther@suse.de>
859 PR tree-optimization/55107
860 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
861 (bitmap_set_replace_value): Add gcc_unreachable.
862 (do_regular_insertion): Re-write all_same handling. Insert
863 an assignment instead of a PHI in this case.
864 (execute_pre): Do not record constified events.
866 2013-02-05 Richard Biener <rguenther@suse.de>
868 PR tree-optimization/54767
869 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
870 backedges drop all symbolical range information.
871 (execute_vrp): Compute backedges.
873 2013-02-04 Richard Biener <rguenther@suse.de>
875 Backport from mainline
876 2012-01-11 Richard Guenther <rguenther@suse.de>
878 PR tree-optimization/44061
879 * tree-vrp.c (extract_range_basic): Compute zero as
880 value-range for __builtin_constant_p of function parameters.
882 2013-01-08 Jakub Jelinek <jakub@redhat.com>
885 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
887 2013-02-04 Richard Biener <rguenther@suse.de>
889 Backport from mainline
890 2012-07-04 Richard Guenther <rguenther@suse.de>
892 PR tree-optimization/53844
893 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
894 the loop virtual PHI.
896 2012-12-13 Richard Biener <rguenther@suse.de>
899 * tree-streamer.c (record_common_node): Check that we are not
900 recursively pre-loading nodes we want to skip. Handle
901 char_type_node appearing as part of va_list_type_node.
903 2013-02-04 Richard Biener <rguenther@suse.de>
906 * gimple.h (gimple_call_builtin_class_p): New function.
907 * gimple.c (validate_call): New function.
908 (gimple_call_builtin_class_p): Likewise.
909 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
910 Use gimple_call_builtin_class_p.
911 (find_func_clobbers): Likewise.
912 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
913 (strlen_optimize_stmt): Likewise.
915 2013-02-01 Jakub Jelinek <jakub@redhat.com>
917 Backported from mainline
918 2013-01-28 Jakub Jelinek <jakub@redhat.com>
920 PR tree-optimization/56125
921 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
922 pow(x,c) into sqrt(x) * powi(x, n/2) or
923 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
925 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
926 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
929 2013-01-25 Jakub Jelinek <jakub@redhat.com>
931 PR tree-optimization/56098
932 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
933 for stmts with volatile ops.
934 (cond_store_replacement): Don't optimize if assign has volatile ops.
935 (cond_if_else_store_replacement_1): Don't optimize if either
936 then_assign or else_assign have volatile ops.
938 2013-01-23 Jakub Jelinek <jakub@redhat.com>
941 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
942 instead of cmpdi_operand for first comparison operand.
943 Don't assert that comparison operands aren't both constants.
945 2013-01-21 Jakub Jelinek <jakub@redhat.com>
947 PR tree-optimization/56051
948 * fold-const.c (fold_binary_loc): Don't fold
949 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
950 a narrowing conversion, or widening conversion from signed
953 2013-01-18 Jakub Jelinek <jakub@redhat.com>
956 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
957 the case where writing real complex part of target modifies
960 2013-01-15 Jakub Jelinek <jakub@redhat.com>
963 * function.c (thread_prologue_and_epilogue_insns): Always
964 add crtl->drap_reg to set_up_by_prologue.set, even if
965 stack_realign_drap is false.
967 2013-01-10 Jakub Jelinek <jakub@redhat.com>
969 PR tree-optimization/55921
970 * tree-complex.c (expand_complex_asm): New function.
971 (expand_complex_operations_1): Call it for GIMPLE_ASM.
973 2013-01-03 Jakub Jelinek <jakub@redhat.com>
975 PR rtl-optimization/55838
976 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
977 iv0.step, iv1.step and step.
979 2012-11-23 Jakub Jelinek <jakub@redhat.com>
982 * Makefile.in (gimple-low.o): Depend on langhooks.h.
983 * gimple-low.c: Include langhooks.c.
984 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
985 by default call lang_hooks.block_may_fallthru.
986 * langhooks.h (struct lang_hooks): Add block_may_fallthru
988 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
989 (LANG_HOOKS_INITIALIZER): Use it.
991 2012-11-20 Jakub Jelinek <jakub@redhat.com>
994 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
995 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
996 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
997 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
998 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1000 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1002 PR tree-optimization/55236
1003 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1004 and signed ARG0_TYPE, force low and high to be non-NULL.
1006 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1008 PR rtl-optimization/54127
1009 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1010 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1011 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1012 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1013 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1015 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1017 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1018 range isn't testing for zero.
1020 2013-01-29 Richard Biener <rguenther@suse.de>
1022 PR tree-optimization/56113
1023 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1025 (label_visit): Free duplicate bitmaps and record the leader instead.
1026 (perform_var_substitution): Adjust.
1028 2013-01-28 Serowk <serowk@yandex.ru>
1031 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1032 Fix mode checks to allow for the passing of constants in the
1034 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1035 Add entries in the switch statement for builtin iwmmxt vector
1036 shift and rotate builtins.
1038 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1040 Backport from mainline
1041 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1044 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1045 operand 0 in movabs insn template for -masm=intel asm alternative.
1046 (*movabs<mode>_2): Ditto for operand 1.
1048 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1050 Backport from mainline
1051 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1055 alternative to (o,r).
1056 (*movdi_internal_rex64): Remove (!o,n) alternative.
1057 (DImode immediate->memory splitter): Remove.
1058 (DImode immediate->memory peephole2): Remove.
1059 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1060 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1061 alternative to (!o,*r).
1062 (*movtf_internal_sse): New pattern.
1063 (*movxf_internal_rex64): New pattern.
1064 (*movxf_internal): Disable for TARGET_64BIT.
1065 (*movdf_internal_rex64): Remove (!o,F) alternative.
1067 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1069 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1070 involving stack registers slightly.
1072 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1074 * config/i386/constraints.md (Yf): New constraint.
1075 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1076 of f constraint to conditionaly disable x87 register preferences.
1077 (*movdf_internal): Ditto.
1078 (*movsf_internal): Ditto.
1080 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1082 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1083 (*movtf_internal_rex64): Add (!o,C) alternative
1084 (*movxf_internal_rex64): Ditto.
1085 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1087 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1089 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1091 2013-01-24 Martin Jambor <mjambor@suse.cz>
1093 Backport from mainline
1094 2013-01-04 Martin Jambor <mjambor@suse.cz>
1096 PR tree-optimization/55755
1097 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1098 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1100 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1102 Backport from mainline
1103 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1105 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1107 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1109 PR rtl-optimization/56023
1110 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1111 dependent on debug instruction.
1113 2013-01-21 Martin Jambor <mjambor@suse.cz>
1115 Backport from mainline
1116 2013-01-17 Martin Jambor <mjambor@suse.cz>
1118 PR tree-optimizations/55264
1119 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1120 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1121 for virtual functions.
1122 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1123 for virtual methods.
1124 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1125 virtual methods before inlining is over.
1127 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1129 Backport from mainline
1130 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1133 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1134 store through atomic_store<mode>_1.
1135 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1137 2013-01-16 Richard Biener <rguenther@suse.de>
1140 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1141 account for bitpos when computing alignment.
1143 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1145 Backport from 2013-01-14 trunk r195169.
1148 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1149 etc. to 1 and not to __flash.
1150 Use LL suffix for __INT24_MAX__ with -mint8.
1151 Use ULL suffix for __UINT24_MAX__ with -mint8.
1153 2013-01-14 Matthias Klose <doko@ubuntu.com>
1155 * doc/invoke.texi: Document -print-multiarch.
1156 * doc/install.texi: Document --enable-multiarch.
1157 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1158 * configure.ac: Add --enable-multiarch option.
1159 Substitute with_cpu, with_float.
1160 * configure: Regenerate.
1161 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1162 enable_multiarch, with_cpu, with_float: New macros.
1163 if_multiarch: New macro, define in terms of enable_multiarch.
1164 * genmultilib: Add new argument for the multiarch name.
1165 * gcc.c (multiarch_dir): Define.
1166 (for_each_path): Search for multiarch suffixes.
1167 (driver_handle_option): Handle multiarch option.
1168 (do_spec_1): Pass -imultiarch if defined.
1169 (main): Print multiarch.
1170 (set_multilib_dir): Separate multilib and multiarch names
1171 from multilib_select.
1172 (print_multilib_info): Ignore multiarch names in multilib_select.
1173 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1174 * cppdefault.h (default_include): Document multiarch in multilib
1176 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1177 include directory for multiarch directories.
1178 * common.opt: New options --print-multiarch and -imultilib.
1180 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1181 Include i386/t-linux.
1182 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1183 Include i386/t-kfreebsd.
1184 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1185 * config/i386/t-linux64: Add multiarch names in
1186 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1187 * config/i386/t-gnu: New file.
1188 * config/i386/t-kfreebsd: Likewise.
1189 * config/i386/t-linux: Likewise.
1191 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1192 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1193 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1194 for 32bit non-biarch configurations.
1196 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1197 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1200 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1202 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1204 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1205 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1206 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1208 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1209 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1210 Include rs6000/t-linux for 32bit non-biarch configurations.
1212 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1214 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1216 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1217 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1219 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1220 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1222 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1224 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1225 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1226 (vect_estimate_min_profitable_iter): Adjust to above fix.
1227 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1229 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1231 Backport from mainline
1232 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1234 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1235 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1236 documentation. Add missing '__' in front of
1237 __builtin_ia32_packssdw256.
1239 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1241 Backport from mainline
1242 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1244 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1245 attribute of movddup insn to DF.
1246 (*vec_interleave_lowv2df): Ditto.
1247 (vec_dupv2df): Ditto.
1249 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1251 Backport from 2013-01-07 trunk r194991, r194992.
1254 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1257 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1258 (avr_addrspace_t): Add .section_name field.
1259 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1261 (avr_addrspace): Same. Initialize .section_name. Remove last
1262 NULL entry. Put __memx into .progmemx.data.
1263 (progmem_section_prefix): Remove.
1264 (avr_asm_init_sections): No need to initialize progmem_section.
1265 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1266 section name prefix.
1267 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1268 retrieve the progmem section.
1269 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1270 boundary to run over avr_addrspace[].
1271 (avr_register_target_pragmas): Ditto.
1273 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1275 Backport from 2013-01-07 trunk r194978.
1278 * doc/install.texi (Cross-Compiler-Specific Options): Document
1281 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1283 Backport from 2013-01-07 trunk r194968.
1286 * config/avr/t-avr: Don't automatically rebuild
1287 $(srcdir)/config/avr/t-multilib
1288 $(srcdir)/config/avr/avr-tables.opt
1289 (avr-mcus): New phony target to build them on request.
1290 (s-avr-mlib): Remove.
1291 * avr/avr-mcus.def: Adjust comments.
1293 2013-01-07 Terry Guo <terry.guo@arm.com>
1295 Backport from mainline
1296 2012-12-19 Terry Guo <terry.guo@arm.com>
1298 * config/arm/arm.c (thumb_find_work_register): Check argument
1299 register number based on current PCS.
1301 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1303 Backport from mainline
1304 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1307 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1308 selected code model, define __code_mode_small__, __code_model_medium__,
1309 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1310 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1311 xchg temporary register with %k. Declare temporary register as
1313 [__x86_64__]: For medium and large code models, preserve %rbx register.
1315 2013-01-03 Richard Henderson <rth@redhat.com>
1317 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1318 after eliminating TLS symbols.
1320 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1323 * config/pa/pa.md (movsi): Revert previous change.
1324 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1327 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1330 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1333 2013-01-02 Jason Merrill <jason@redhat.com>
1336 * tree.c (build_array_type_1): Revert earlier change.
1338 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1341 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1342 after reload starts.
1344 2012-12-21 Martin Jambor <mjambor@suse.cz>
1346 PR tree-optimization/55355
1347 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1348 bit_position is small enough to fit a single HOST_WIDE_INT.
1350 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1352 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1354 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1356 Backport from mainline
1357 2012-10-15 Matthias Klose <doko@ubuntu.com>
1359 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1360 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1362 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1363 Tomash Brechko <tomash.brechko@gmail.com>
1366 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1367 handling of before and after cases.
1368 * config/sparc/sync.md (atomic_store): Fix pasto.
1370 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1372 * optabs.c (expand_atomic_store): Elide redundant model test.
1374 2012-12-13 Richard Henderson <rth@redhat.com>
1377 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1379 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1382 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1383 (tldo_stb_sp64): Likewise.
1384 (tldo_sth_sp32): Likewise.
1385 (tldo_sth_sp64): Likewise.
1386 (tldo_stw_sp32): Likewise.
1387 (tldo_stw_sp64): Likewise.
1388 (tldo_stx_sp64): Likewise.
1390 2012-12-10 Kai Tietz <ktietz@redhat.com>
1393 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1395 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1397 Backport from mainline
1398 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1399 H.J. Lu <hongjiu.lu@intel.com>
1402 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1403 before using it as insn or call equivalent.
1405 2012-12-06 Jason Merrill <jason@redhat.com>
1408 * tree.c (build_array_type_1): Re-layout if we found it in the
1411 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1413 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1414 opaque cond in all call insns.
1416 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1418 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1419 area if the function allocates dynamic stack space.
1420 (ia64_initial_elimination_offset): Adjust offsets to above change.
1422 2012-12-03 Richard Biener <rguenther@suse.de>
1424 Backport from mainline
1425 2012-09-24 Richard Guenther <rguenther@suse.de>
1427 PR tree-optimization/53663
1428 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1429 native encode/interpret translation on VN_WALKREWRITE.
1431 2012-12-03 Kai Tietz <ktietz@redhat.com>
1434 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1437 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1440 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1442 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1444 Backport from mainline:
1445 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1448 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1449 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1450 (in_nullified_branch_delay): Likewise.
1451 (in_call_delay): Likewise.
1452 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1453 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1454 the $$sh_func_adrs call as variable. Update type of sibcalls and
1455 $$sh_func_adrs call.
1456 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1457 length instead of adjustment. Handle negative and undefined call
1458 adjustments for insn_default_length. Remove adjustment for millicode
1459 insn with unfilled delay slot.
1460 (pa_output_millicode_call): Update for revised millicode length.
1461 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1463 2012-11-29 Kai Tietz <ktietz@redhat.com>
1466 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1467 use by XNEWVEC/XRESIZEVEC.
1469 * i386.c (get_scratch_register_on_entry): Handle
1470 thiscall-convention.
1471 (split_stack_prologue_scratch_regno): Likewise.
1472 (ix86_static_chain): Likewise.
1473 (x86_output_mi_thunk): Likewise.
1475 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1477 Backported from mainline
1478 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1479 Markus Trippelsdorf <markus@trippelsdorf.de>
1482 * lto-opts.c (lto_write_options): Also handle
1483 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1484 OPT_SPECIAL_program_name.
1487 * lto-wrapper.c (merge_and_complain): Handle
1488 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1489 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1491 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1493 PR rtl-optimization/55489
1494 * gcse.c (compute_transp): Precompute a canonical version
1495 of XEXP (x, 0), and pass it to canon_true_dependence.
1497 2012-11-27 Richard Biener <rguenther@suse.de>
1500 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1501 stmt with a NOP instead of removing it.
1503 2012-11-26 Richard Biener <rguenther@suse.de>
1505 Backport from mainline
1506 2012-10-19 Richard Biener <rguenther@suse.de>
1508 PR tree-optimization/54976
1509 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1510 Robustify against odd inner_mode inputs.
1512 2012-10-12 Richard Biener <rguenther@suse.de>
1514 PR tree-optimization/54894
1515 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1516 Handle over-aligned scalar types properly.
1518 2012-10-02 Richard Guenther <rguenther@suse.de>
1521 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1522 cleaning up the CFG.
1524 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1526 Backport from mainline
1527 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1529 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1530 explaining the register ordering preferences.
1532 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1533 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1534 constraints so that the traditional floating point loads, stores,
1535 and moves are done first, then the VSX loads, stores, and moves,
1536 and finally the GPR loads, stores, and moves so that reload
1537 chooses FPRs over GPRs, and uses the traditional load/store
1538 instructions which provide an offset.
1539 (movdf_hardfloat64): Likewise.
1541 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1543 Backported from mainline
1544 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1545 H.J. Lu <hongjiu.lu@intel.com>
1548 * config/i386/i386.c (legitimize_pic_address): Properly handle
1550 (ix86_print_operand_address): Set code to 'k' when forcing
1551 addr32 prefix. For x32, zero-extend negative displacement if
1554 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1556 * common.opt (fvar-tracking-uninit): Document.
1557 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1558 * config/darwin.c (darwin_override_options): Likewise.
1560 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1562 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1563 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1565 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1567 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1569 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1571 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1574 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1576 Backport from mainline
1577 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1579 * config/i386/i386.c (ix86_init_machine_status): Do not
1580 explicitly clear tls_descriptor_call_expanded_p again.
1582 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1584 * config/i386/sse.md
1585 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1586 as read and written by the instruction.
1588 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1590 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1591 (ix86_instantiate_decls): New function.
1592 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1593 stack slot instead of SLOT_VIRTUAL.
1594 <case IX86_BUILTIN_STMXCSR>: Ditto.
1595 (assign_386_stack_local): Do not assert when virtual slot is valid.
1596 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1597 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1598 (truncxf<mode>2): Ditto.
1599 (floatunssi<mode>2): Ditto.
1600 (isinf<mode>2): Ditto.
1601 * config/i386/sync.md (atomic_load<mode>): Ditto.
1602 (atomic_store<mode>): Ditto.
1604 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1607 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1608 the argument is itself a conditional expression.
1610 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1612 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1615 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1617 PR tree-optimization/54986
1618 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1619 conversions on entry but add them back on exit if needed.
1621 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1624 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1626 (print_reg): Use true_regnum rather than REGNO.
1627 (ix86_print_operand_address): Remove SUBREG handling.
1629 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1631 Backported from mainline
1632 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1635 * gimple.h (is_gimple_sizepos): New inline function.
1636 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1637 final assignment to expr variable.
1638 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1639 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1640 into a local temporary.
1642 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1644 PR tree-optimization/54877
1645 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1646 use make_ssa_name instead of copy_ssa_name.
1648 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1650 Backport from mainline
1651 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1653 PR tree-optimization/53708
1654 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1655 user-supplied alignment when used with an explicit section name.
1657 2012-11-02 Jeff Law <law@redhat.com>
1659 PR tree-optimization/54985
1660 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1661 from thread_across_edge.
1662 (thread_across_edge): Use it in all cases where we might thread
1665 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1667 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1668 special register pushes before frame probing and allocation.
1670 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1671 Joel Sherrill <joel.sherrill@oarcorp.com>
1673 * config/sparc/t-rtems: New (Custom multilibs).
1674 * config/sparc/t-rtems-64: New (Custom multilibs).
1675 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1676 (sparc-*-rtems*): Add sparc/t-rtems.
1678 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1680 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1682 (hash_rtx): Likewise.
1684 2012-10-29 Terry Guo <terry.guo@arm.com>
1686 Backport from mainline
1687 2012-10-11 Terry Guo <terry.guo@arm.com>
1689 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1691 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1694 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1696 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1697 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1699 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1701 * config/avr/t-rtems: Revert previous commit.
1703 2012-10-26 Terry Guo <terry.guo@arm.com>
1705 Backport from mainline
1706 2012-10-23 Terry Guo <terry.guo@arm.com>
1709 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1712 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1714 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1716 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1718 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1720 * config.gcc (microblaze*-*-rtems*): New target.
1721 * config/microblaze/rtems.h: New.
1722 * config/microblaze/t-rtems: New.
1724 2012-10-25 Richard Biener <rguenther@suse.de>
1726 PR tree-optimization/54902
1727 * tree-ssa-pre.c (fini_pre): Return TODO.
1728 (execute_pre): Adjust.
1729 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1730 blocks before computing dominators.
1732 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1734 Backport from mainline
1735 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1737 * config/i386/i386.c (memory_address_length): Assert that non-null
1738 base or index RTXes are registers. Do not check for REG RTXes.
1739 Determine addr32 prefix using SImode_address_operand or
1740 from original base and index RTXes. Simplify code.
1742 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1744 * config/i386/i386-protos.h (memory_address_length): Add new bool
1745 argument. Update all uses.
1746 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1747 add length of addr32 prefix based on mode of base or index register.
1748 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1749 addresses here. Update call to memory_address_length.
1750 (ix86_print_address_operand): Use SImode_address_operand predicate.
1751 * config/i386/predicates.md (SImode_address_operand): New.
1752 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1753 to calculate "mode" attribute. Use SImode_address_operand predicate
1754 instead of open-coding accepted RTX codes.
1756 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1758 Backport from 2012-10-22 trunk r192685.
1759 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1760 Note __AVR_<device>__ is not defined for cores.
1761 Don't point to --help=target.
1762 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1764 2012-10-19 Marek Polacek <polacek@redhat.com>
1766 Backported from mainline
1767 2012-10-19 Marek Polacek <polacek@redhat.com>
1770 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1771 pointer/non-pointer comparison.
1773 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1775 Backported from mainline
1776 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1779 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1780 sure the mode is correct when falling through from above cases.
1782 2012-10-19 Alan Modra <amodra@gmail.com>
1784 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1785 (HAVE_LD_LARGE_TOC): Likewise.
1786 * configure: Regenerate.
1788 2012-10-19 Alan Modra <amodra@gmail.com>
1790 * config/rs6000/predicates.md (splat_input_operand): Don't call
1791 input_operand for MEMs. Instead check for volatile and call
1792 memory_address_addr_space_p with modified mode.
1794 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1796 Backported from mainline
1797 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1799 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1801 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1803 PR rtl-optimization/54870
1804 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1805 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1806 SSA_NAME pointer that points to a partition if there is at least
1807 one variable with it set in the partition.
1808 * dse.c (local_variable_can_escape): New predicate.
1809 (can_escape): Call it.
1810 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1811 mark the SSA_NAME pointer that points to a partition.
1813 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1815 Backport from mainline
1816 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1818 PR rtl-optimization/53701
1819 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1820 rocess not only expr's vinsns but all old vinsns from expr's
1823 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1825 Backport from mainline
1826 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1829 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1831 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1832 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1833 only if producer writes to the register given by regno.
1835 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1837 Backport from mainline
1838 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1840 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1841 (UNSPEC_LOADU): New.
1842 (UNSPEC_STOREU): Ditto.
1843 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1844 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1845 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1846 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1847 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1848 (<sse2>_storedqu<avxsizesuffix>): ... this.
1849 (*sse4_2_pcmpestr_unaligned): Update.
1850 (*sse4_2_pcmpistr_unaligned): Ditto.
1852 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1853 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1854 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1855 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1856 gen_sse2_load{dqu,upd} to load from unaligned memory and
1857 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1859 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1860 Use CODE_FOR_sse_loadups.
1861 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1862 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1863 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1864 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1865 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1866 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1867 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1868 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1869 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1870 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1871 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1873 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1875 Backport from trunk (r190222):
1877 PR tree-optimization/54146
1878 * ifcvt.c: Include pointer-set.h.
1879 (cond_move_process_if_block): Change type of then_regs and
1880 else_regs from alloca'd array to pointer_sets.
1881 (check_cond_move_block): Update for this change.
1882 (cond_move_convert_if_block): Likewise.
1883 * Makefile.in: Fix dependencies for ifcvt.o.
1885 2012-10-15 Richard Guenther <rguenther@suse.de>
1887 PR tree-optimization/54920
1888 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1889 allocate temporary storage for all NARY elements.
1891 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1894 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1896 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1898 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1899 default_use_cxa_atexit to yes.
1901 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1903 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1905 2012-10-05 Jan Hubicka <jh@suse.cz>
1906 Jakub Jelinek <jakub@redhat.com>
1908 PR tree-optimization/33763
1909 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1910 attribute for redefined extern inline functions.
1912 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1914 Backported from mainline
1915 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1917 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1918 in SSE and YMM state support check for -march=native.
1920 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1923 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1926 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1928 Backported from mainline
1929 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1932 * doc/invoke.texi: Document -mprefer-avx128.
1934 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1936 Backported from mainline
1937 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1940 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1941 (XSTATE_FP): Likewise.
1942 (XSTATE_SSE): Likewise.
1943 (XSTATE_YMM): Likewise.
1944 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1945 SSE and YMM states aren't supported.
1947 2012-10-01 Tom de Vries <tom@codesourcery.com>
1949 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1952 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1955 * config/s390/s390.c (s390_option_override): Add missing break.
1957 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1959 Backport from mainline
1960 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1962 * config.gcc: Replace 'host' with 'target' when configuring for
1963 powerpc64*-*-freebsd.
1965 2012-09-28 Meador Inge <meadori@codesourcery.com>
1967 Backport from mainline
1968 2012-09-27 Meador Inge <meadori@codesourcery.com>
1970 * gcc-ar.c (main): Handle the returning of the sub-process error
1973 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1975 Backport from 2012-09-28 trunk r191821.
1976 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1978 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1981 * simplify-rtx.c (simplify_binary_operation_1): Perform
1982 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1984 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1986 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1987 TYPE_NONALIASED_COMPONENT flag.
1988 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1989 TYPE_NONALIASED_COMPONENT flag.
1991 2012-09-21 Richard Guenther <rguenther@suse.de>
1994 Backport from mainline
1995 2012-04-19 Richard Guenther <rguenther@suse.de>
1997 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2000 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2003 * c-typeck.c (c_cast_expr): When casting to a type requiring
2004 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2007 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2010 * c-typeck.c (build_unary_op): Pass original argument of
2011 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2012 any C_MAYBE_CONST_EXPR, if it has integer operands.
2013 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2014 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2015 to c_objc_common_truthvalue_conversion, then remove any
2016 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2017 c_objc_common_truthvalue_conversion not
2018 c_common_truthvalue_conversion.
2019 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2020 call note_integer_operands for arguments with integer operands
2021 that are not integer constants.
2023 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2025 Backported from mainline
2026 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2028 PR tree-optimization/54563
2029 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2030 gimple_purge_dead_eh_edges if last call has been changed.
2032 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2035 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2036 instead of (match_dup 0) as second argument to vec_merge.
2037 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2038 Remove third alternative.
2039 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2040 operand 2 instead of operand 1, but put it as first argument
2042 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2043 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2046 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2048 * BASE-VER: Set to 4.7.3.
2049 * DEV-PHASE: Set to prerelease.
2051 2012-09-20 Release Manager
2053 * GCC 4.7.2 released.
2055 2012-09-15 Andi Kleen <ak@linux.intel.com>
2057 Backport from mainline
2058 2012-09-07 Andi Kleen <ak@linux.intel.com>
2060 * gcc/lto-streamer.h (res_pair): Add.
2061 (lto_file_decl_data): Replace resolutions with respairs.
2063 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2064 Initialize respairs.
2065 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2067 2012-09-14 Walter Lee <walt@tilera.com>
2069 Backport from mainline.
2070 2012-09-14 Walter Lee <walt@tilera.com>
2072 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2073 option for TILEPro and TILE-Gx.
2075 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2077 * config/i386/i386.h (x86_prefetchw): New global variable.
2078 (TARGET_PREFETCHW): New macro.
2079 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2080 (processor_alias_table): Add PTA_PREFETCHW to
2081 bdver1, bdver2 and btver1.
2082 (ix86_option_override_internal): Set x86_prefetchw for
2083 PTA_PREFETCHW targets.
2084 * config/i386/i386.md (prefetch): Expand to prefetchw
2085 for TARGET_PREFETCHW.
2086 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2088 Backport from mainline
2089 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2091 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2092 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2094 (*prefetch_sse): ... this.
2095 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2097 (*prefetch_3dnow): ... this.
2099 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2102 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2103 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2105 2012-09-12 Teresa Johnson <tejohnson@google.com>
2107 Backport from mainline.
2108 2012-09-12 Teresa Johnson <tejohnson@google.com>
2110 PR gcov-profile/54487
2111 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2112 test using F_SETLKW with fcntl.
2113 * configure, config.in: Regenerate.
2115 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2117 Backport from mainline
2118 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2120 * config/i386/i386.md : Comments on fma4 instruction selection
2121 reflect requirement on register pressure based cost model.
2123 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2124 flag is set-reset as informed by the cpuid flag.
2126 * config/i386/i386.c (processor_alias_table): fma4
2127 flag is enabled for bdver2.
2129 2012-09-12 Christian Bruel <christian.bruel@st.com>
2131 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2133 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2135 * config.gcc: Obsolete picochip-*.
2137 2012-09-11 Richard Guenther <rguenther@suse.de>
2140 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2141 on flag_toplevel_reorder.
2143 2012-09-10 Richard Henderson <rth@redhat.com>
2145 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2148 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2150 Backport from 2012-09-10 mainline r191132.
2153 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2155 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2158 * tree-sra.c (disqualify_base_of_expr): Check for possible
2159 NULL_TREE returned by get_base_address()
2161 2012-09-07 Richard Guenther <rguenther@suse.de>
2163 Backport from mainline
2164 2012-06-26 Jan Hubicka <jh@suse.cz>
2167 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2170 2012-09-07 Richard Guenther <rguenther@suse.de>
2172 Backport from mainline
2173 2012-07-13 Richard Guenther <rguenther@suse.de>
2175 PR tree-optimization/53922
2176 * tree-vrp.c (value_inside_range): Change prototype to take
2177 min/max instead of value-range.
2178 (range_includes_zero_p): Likewise. Return the result from
2180 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2181 return value from range_includes_zero_p.
2182 (extract_range_from_unary_expr_1): Likewise.
2183 (compare_range_with_value): Likewise.
2184 (vrp_meet_1): Likewise.
2186 2012-09-07 Richard Guenther <rguenther@suse.de>
2189 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2190 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2191 arguments separately.
2193 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2195 Backported from mainline
2196 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2198 PR rtl-optimization/54455
2199 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2200 bb ends up with asm goto referencing bb's label.
2202 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2204 Backport from mainline.
2205 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2206 Richard Earnshaw <richard.earnshaw@arm.com>
2209 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2210 element size. Use elem_type from the formal parameter. New parameter
2212 (neon_expand_args): Adjust call to neon_dereference_pointer.
2214 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2216 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2217 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2219 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2221 Backport from mainline
2222 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2224 * config/i386/i386.md (isa): Add fma and fma4.
2225 (enabled): Handle fma and fma4.
2226 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2227 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2228 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2229 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2230 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2231 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2233 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2235 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2236 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2237 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2239 2012-09-06 Richard Guenther <rguenther@suse.de>
2241 PR tree-optimization/54498
2242 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2243 abort when reaching an already visited region.
2244 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2245 (get_continuation_for_phi_1): Likewise.
2246 (walk_non_aliased_vuses): When we translated the reference,
2247 abort when we re-visit a region.
2248 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2250 2012-09-06 Andrew Pinski <apinski@cavium.com>
2253 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2255 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2258 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2259 build_int_cst with size_type_node instead of size_int.
2261 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2263 Backport from 2012-09-05 mainline r190697.
2266 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2267 configured --with-avrlibc.
2268 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2270 * config/avr/avrlibc.h: New file.
2271 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2272 configured --with-avrlibc.
2273 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2275 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2277 Backport from 2012-09-04 mainline r190919
2280 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2281 of size less than 4 bytes by using macro ARM_NUM_INTS.
2282 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2284 2012-09-04 Richard Henderson <rth@redhat.com>
2286 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2288 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2290 Backport from 2012-09-04 mainline r190920
2293 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2295 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2297 Backport from 2012-09-04 mainline r190914
2300 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2302 (avr_allocate_stack_slots_for_args): ...this new static function.
2304 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2306 Backported from mainline
2307 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2310 * doc/invoke.texi: Add -da and remove -dm.
2312 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2314 Backported from mainline
2315 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2318 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2319 operands[1] is CONST_INT_P, convert it to QImode before printing.
2321 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2324 * c-convert.c (convert): Don't call fold_convert_loc if
2325 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2326 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2327 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2329 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2332 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2333 if init is a CONSTRUCTOR.
2335 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2337 PR rtl-optimization/54369
2338 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2339 calling dbr_schedule.
2340 * config/sparc/sparc.c (sparc_reorg): Likewise.
2342 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2344 Backport from mainline
2345 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2347 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2348 case for Atom processor.
2350 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2352 Backport from mainline
2353 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2356 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2357 true for TARGET_64BIT or !flag_pic.
2358 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2359 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2360 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2361 Add insn constraint. Conditionally emit xchg asm insns.
2362 (atomic_compare_and_swap<mode>): Update calls. Check only
2363 cmpxchg8b_pic_memory_operand in memory address fixup.
2365 (CASHMODE): Rename from DCASHMODE.
2366 (doublemodesuffix): Update modes.
2367 (regprefix): New mode attribute.
2369 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2370 <UNSPECV_CMPXCHG>: New constant.
2371 (atomic_compare_and_swap<mode>_1): Rename from
2372 atomic_compare_and_swap_single<mode>. Update calls and
2373 unspec_volatile constants.
2374 (atomic_compare_and_swap<mode>_doubleword): Rename from
2375 atomic_compare_and_swap_double<mode>. Update calls and
2376 unspec_volatile constants.
2378 2012-08-28 Walter Lee <walt@tilera.com>
2380 Backport from mainline
2381 2012-08-28 Walter Lee <walt@tilera.com>
2383 * confg/tilegx/tilegx.md: Fix code style.
2384 (*zero_extendsidi_truncdisi): Fix typo.
2385 * config/tilegx/tilegx.c: Fix code style.
2386 (tilegx_function_profiler): Fix typo.
2388 2012-08-27 Walter Lee <walt@tilera.com>
2390 Backport from mainline
2391 2012-08-27 Walter Lee <walt@tilera.com>
2393 * doc/md.texi (TILE-Gx): Fix typo.
2395 2012-08-27 Walter Lee <walt@tilera.com>
2397 Backport from mainline
2398 2012-08-27 Walter Lee <walt@tilera.com>
2400 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2401 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2403 2012-08-27 Walter Lee <walt@tilera.com>
2405 Backport from mainline
2406 2012-08-27 Walter Lee <walt@tilera.com>
2408 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2409 (insn_bfins): Delete.
2411 2012-08-27 Walter Lee <walt@tilera.com>
2413 Backport from mainline
2414 2012-08-27 Walter Lee <walt@tilera.com>
2416 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2417 atomic_exchange_bare<mode>,
2418 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2419 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2420 * config/tilegx/tilegx.md (type): Add X1_remove.
2421 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2422 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2423 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2426 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2428 PR rtl-optimization/54088
2429 * jump.c (delete_related_insns): Robustify latest change.
2431 2012-08-21 Richard Guenther <rguenther@suse.de>
2433 Backport from mainline
2434 2012-08-16 Richard Guenther <rguenther@suse.de>
2437 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2439 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2440 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2441 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2442 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2443 (tree_ssa_lim_finalize): Free all mem_refs.
2444 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2445 scc when bailing out.
2446 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2447 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2448 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2449 FOR_EACH_LOOP_BREAK.
2451 2012-08-17 Richard Guenther <rguenther@suse.de>
2453 * tree-sra.c (modify_function): Free redirect_callers vector.
2454 * ipa-split.c (split_function): Free args_to_pass vector.
2455 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2457 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2458 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2459 (vect_analyze_slp_instance): Free everything.
2460 (destroy_bb_vec_info): Free the SLP instances.
2462 2012-08-17 Richard Guenther <rguenther@suse.de>
2464 * params.def (integer-share-limit): Decrease from 256 to 251,
2467 2012-08-21 Richard Guenther <rguenther@suse.de>
2469 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2470 the affine expansion cache.
2472 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2474 Backported from trunk
2475 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2478 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2480 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2482 Backport from mainline.
2483 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2486 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2487 mark as predicable. Adjust asm template.
2488 (vec_setv2di_internal): Likewise.
2489 (vec_extract<mode> VD, VQ): Likewise.
2490 (vec_extractv2di): Likewise.
2491 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2492 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2493 (neon_vdup_n<mode> VX, V32): Likewise.
2494 (neon_vdup_nv2di): Likewise.
2496 2012-08-17 Walter Lee <walt@tilera.com>
2498 Backport from mainline
2499 2012-08-17 Walter Lee <walt@tilera.com>
2501 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2502 (FEEDBACK_ENTER): Define.
2503 (FEEDBACK_REENTER): Define.
2504 (FEEDBACK_ENTRY): Define.
2505 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2506 (FEEDBACK_ENTER): Define.
2507 (FEEDBACK_REENTER): Define.
2508 (FEEDBACK_ENTRY): Define.
2510 2012-08-16 Walter Lee <walt@tilera.com>
2512 Backport from mainline
2513 2012-08-16 Walter Lee <walt@tilera.com>
2515 * config.gcc (tilegx-*-linux*): Add feedback.h.
2516 (tilepro-*-linux*): Likewise.
2517 * config/tilegx/feedback.h: New file.
2518 * config/tilepro/feedback.h: New file.
2520 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2522 Backport from mainline r189840 and r187586:
2523 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2525 * config/i386/i386.md (stack_protect_set): Disable the pattern
2526 for Android since Android libc (bionic) does not provide random
2527 value for stack protection guard at gs:0x14. Guard value
2528 will be provided from external symbol (default implementation).
2529 (stack_protect_set_<mode>): Likewise.
2530 (stack_protect_test): Likewise.
2531 (stack_protect_test_<mode>): Likewise.
2532 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2533 not have Bionic by default
2534 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2535 Macro OPTION_BIONIC is defined in this file and provides Bionic
2536 accessibility status
2538 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2540 * configure.ac: Stack protector enabling for Android targets.
2541 * configure: Regenerate.
2543 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2545 Backported from trunk
2546 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2548 PR rtl-optimization/53942
2549 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2550 directly from likely spilled non-fixed hard registers, move them
2553 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2555 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2556 (xop_phaddubq): Ditto.
2558 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2560 Backport from mainline
2561 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2562 Richard Earnshaw <rearnsha@arm.com>
2564 * target.def (vector_alignment): New target hook.
2565 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2566 * doc/tm.texi: Regenerate.
2567 * targhooks.c (default_vector_alignment): New function.
2568 * targhooks.h (default_vector_alignment): Add prototype.
2569 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2570 * config/arm/arm.c (arm_vector_alignment): New function.
2571 (TARGET_VECTOR_ALIGNMENT): Define.
2573 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2574 vector type alignment instead of size.
2575 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2576 element type size directly instead of computing it from alignment.
2577 Fix variable naming and comment.
2579 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2581 Backport from mainline
2582 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2584 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2585 (alpha_pad_function_end): ... this. Also insert NOP between
2586 sibling call and GP load.
2587 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2589 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2591 Backport from mainline
2592 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2593 H.J. Lu <hongjiu.lu@intel.com>
2595 PR rtl-optimization/54157
2596 * combine.c (gen_lowpart_for_combine): Don't return identity
2597 for CONST or symbolic reference.
2599 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2601 Backport from mainline
2602 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2604 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2605 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2606 split_cost argument signed.
2607 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2608 (ix86_avoid_lea_for_addr): Ditto.
2610 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2612 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2613 the address has less than two components.
2615 2012-08-02 Steve Ellcey <sellcey@mips.com>
2617 Backport from mainline
2618 2012-07-19 Steve Ellcey <sellcey@mips.com>
2620 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2623 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2625 Backport from mainline
2626 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2629 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2630 negative constant address for TARGET_X32 ...
2631 (ix86_decompose_address): ... here. Reject constant addresses
2632 that don't satisfy x86_64_immediate_operand predicate.
2634 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2637 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2638 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2639 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2640 addresses. Prevent zero extensions of CONST_INT operands.
2642 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2645 * config/i386/i386.md (*lea): New insn pattern.
2647 (*lea<mode>_2): Ditto.
2648 (*lea_{3,4,5,6}_zext): Ditto.
2649 * config/i386/predicates.md (lea_address_operand): Do not reject
2650 zero-extended address operands.
2651 * config/i386/constraints.md (j): Remove address constraint.
2652 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2654 (ix86_print_operand_address): Handle SImode subreg of an address.
2655 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2657 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2659 Backport from mainline
2660 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2663 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2664 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2666 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2667 (*movdi_internal_rex64): Use %E operand modifier for lea.
2668 (*movsi_internal): Ditto.
2670 (*lea<mode>_2): Ditto.
2671 (*lea_{3,4,5,6}_zext): Ditto.
2672 (*tls_global_dynamic_32_gnu): Ditto.
2673 (*tls_global_dynamic_64): Ditto.
2674 (*tls_dynamic_gnu2_lea_32): Ditto.
2675 (*tls_dynamic_gnu2_lea_64): Ditto.
2676 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2678 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2680 Backport from mainline
2681 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2683 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2685 (ix86_print_operand_address): Assert that parts.base and parts.index
2686 are non-NULL after call to simplify_subreg.
2688 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2691 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2693 * config/sh/sh.c (sh_option_override): Do not change
2694 flag_finite_math_only. Set TARGET_IEEE to complement of
2695 flag_finite_math_only.
2696 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2697 description of mieee and mno-ieee behavior.
2699 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2702 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2703 (_lzcnt_u64): Ditto.
2705 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2707 Backport from mainline
2708 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2710 PR rtl-optimization/52250
2711 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2712 to put note list into. Unconditionally call move_bb_info.
2713 (move_bb_info): Do not assert the blocks being in the same region,
2714 just drop the note list if they are not.
2716 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2718 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2720 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2722 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2723 defining statement is a SSA name that occurs in abnormal PHIs.
2725 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2727 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2730 2012-07-19 Richard Guenther <rguenther@suse.de>
2731 Eric Botcazou <ebotcazou@adacore.com>
2733 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2734 about transition from invariant to known bits.
2735 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2737 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2740 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2741 (cleanup_tree_cfg_bb): Don't call it.
2742 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2745 2012-07-19 Christian Bruel <christian.bruel@st.com>
2748 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2750 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2752 * config.gcc (v850-*-rtems*): New target.
2753 * config/v850/rtems.h: New.
2754 * config/v850/t-rtems: New.
2756 2012-07-18 Nick Clifton <nickc@redhat.com>
2758 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2760 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2764 Backport from mainline
2765 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2768 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2769 instead expand it as zero extension.
2771 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2773 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2774 QImode and HImode splitters. Use ix86_comparison_operator.
2775 Explicitly match FLAGS_REG.
2776 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2778 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2779 Steven Bosscher <steven@gcc.gnu.org>
2780 Bernd Schmidt <bernds@codesourcery.com>
2782 PR rtl-optimization/53908
2783 * df-problems.c (can_move_insns_across): When doing
2784 memory-reference book-keeping, handle call insns.
2786 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2788 Backport from mainline
2789 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2792 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2793 sibcall_insn_operand. Move it to a temporary register if not.
2795 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2798 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2799 emit PIC sequence for fnaddr symbol reference in advance.
2801 2012-07-09 Jason Merrill <jason@redhat.com>
2804 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2805 (type_hash_eq): Likewise.
2808 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2810 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2812 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2813 due to negative shift amount.
2815 2012-07-06 Kai Tietz <ktietz@redhat.com>
2817 Backport from mainline.
2819 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2820 as "/mingw/include".
2822 2012-07-06 Nick Clifton <nickc@redhat.com>
2824 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2825 default_encode_section_info.
2827 2012-07-06 Richard Guenther <rguenther@suse.de>
2829 Backport from mainline
2830 2012-03-30 Richard Guenther <rguenther@suse.de>
2833 * double-int.c (rshift_double): Remove not needed cast.
2835 2012-03-28 Richard Guenther <rguenther@suse.de>
2838 * double-int.h (rshift_double): Remove.
2839 * double-int.c (lshift_double): Use absu_hwi to make count
2841 (rshift_double): Make static, take unsigned count argument,
2842 remove handling of negative count argument.
2843 (double_int_rshift): Dispatch to lshift_double.
2845 2012-07-06 Richard Guenther <rguenther@suse.de>
2847 Backport from mainline
2848 2012-06-18 Richard Guenther <rguenther@suse.de>
2850 PR tree-optimization/53693
2851 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2852 Reject operands with more than one use.
2854 2012-07-06 Richard Guenther <rguenther@suse.de>
2856 Backport from mainline
2857 2012-04-11 Richard Guenther <rguenther@suse.de>
2860 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2861 consider loop nesting.
2862 (evolution_function_is_univariate_p): Properly check the remainder
2865 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2867 Backport from mainline
2868 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2870 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2871 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2872 (adjacent_mem_locations): Move some code to and call...
2873 (get_memref_parts): ...new function.
2874 (mem_locations_overlap): New function.
2875 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2876 (is_mem_ref): Rename to...
2877 (find_mem_ref): ...this. Return MEM rtx.
2878 (get_store_dest): Remove function.
2879 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2880 new parameter and adjust calls.
2881 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2882 mem refs overlap for true_store_to_load_dep_costly.
2883 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2884 passed to adjacent_mem_locations.
2885 (is_costly_group): Walk resolved dependency list.
2886 (force_new_group): Emit group ending nop for Power6/Power7.
2887 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2888 (group_ending_nop): New define_insn.
2890 2012-07-04 Richard Guenther <rguenther@suse.de>
2893 * gimple-fold.c (get_base_constructor): Do not return an
2894 error_mark_node DECL_INITIAL.
2896 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2898 Backport from mainline
2899 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2901 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2902 code model string in the error message.
2904 2012-07-04 Tristan Gingold <gingold@adacore.com>
2906 Backport from mainline.
2907 2012-06-25 Tristan Gingold <gingold@adacore.com>
2909 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2910 (seh_cfa_adjust_cfa): ... that function.
2911 (seh_emit_stackalloc): Do not emit out of range values.
2912 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2913 UNSPEC_DEF_CFA constants.
2914 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2915 * config/i386/i386.c (ix86_frame_pointer_required): Required
2916 for very large frames on SEH target.
2917 (ix86_compute_frame_layout): Save area is before frame pointer
2918 on SEH target. Handle very large frames.
2919 (ix86_expand_prologue): Likewise.
2921 2012-07-04 Richard Guenther <rguenther@suse.de>
2923 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2924 as in free_lang_data_in_type.
2926 2012-07-02 Martin Jambor <mjambor@suse.cz>
2928 Backport from mainline.
2929 2012-07-02 Martin Jambor <mjambor@suse.cz>
2932 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2933 dynamic type change check.
2935 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2937 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2938 last statement of the finally block onto the switch.
2940 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2942 * configure: Regenerate.
2944 Backport from mainline.
2945 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2947 * config.gcc (target_type_format_char): New. Document it. Set it for
2949 * configure.ac (gnu_unique_option): Use target_type_format_char
2950 in test. Comment rationale.
2952 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2954 Backport from mainline.
2955 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2957 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2959 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2961 Backport from 2012-06-28 mainline r189049
2964 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2965 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2966 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2967 avr_hard_regno_call_part_clobbered.
2969 2012-06-28 Richard Guenther <rguenther@suse.de>
2972 * expr.c (expand_expr_real_1): Verify if the type is complete
2973 before inspecting its size.
2975 2012-06-27 Nick Clifton <nickc@redhat.com>
2977 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2980 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2983 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2985 2012-06-26 Nick Clifton <nickc@redhat.com>
2987 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2989 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2992 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2993 of x x x in the vmovlps load alternative.
2995 2012-06-22 Richard Guenther <rguenther@suse.de>
2997 * gcov-iov.c: Include bconfig.h and system.h.
2999 2012-06-22 Richard Guenther <rguenther@suse.de>
3001 PR gcov-profile/53744
3002 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3004 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3006 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3007 DECL_IGNORED_P non-reg vars even if they are used.
3009 2012-06-19 Jason Merrill <jason@redhat.com>
3012 * dwarf2out.c (modified_type_die): Use scope_die_for.
3013 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3014 (uses_local_type_r, uses_local_type): New.
3015 (scope_die_for): Keep a type that uses a local type in local scope.
3016 Use get_context_die for namespace and type scope.
3018 2012-06-19 Richard Guenther <rguenther@suse.de>
3021 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3022 replace it with the first non-BLOCK context.
3024 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3026 PR rtl-optimization/53700
3028 Backport from mainline
3029 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3031 * ira-color.c (setup_left_conflict_sizes_p): Process all
3032 conflicting objects.
3034 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3036 Backport from mainline
3037 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3040 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3041 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3042 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3043 instead of xop_mulv2div2di3_low.
3044 (xop_p<macs>dql): Fix vec_select selector.
3045 (xop_p<macs>dqh): Ditto.
3046 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3047 (xop_mulv2div2di3_high): Ditto.
3049 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3051 Backport from mainline:
3052 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3054 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3056 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3058 Backport from mainline:
3059 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3061 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3062 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3063 MAX_PCREL17F_OFFSET instead of fixed offset.
3064 (pa_attr_length_call): Likewise.
3065 (pa_attr_length_indirect_call): Likewise.
3067 2012-06-15 Walter Lee <walt@tilera.com>
3069 Backport from mainline:
3070 2012-06-15 Walter Lee <walt@tilera.com>
3072 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3074 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3076 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3078 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3080 Backport from mainline:
3082 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3083 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3084 * gimple.h (block_in_transaction): Check for flag_tm.
3086 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3088 PR tree-optimization/52558
3090 Backport from mainline:
3091 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3092 * gimple.h (gimple_set_in_transaction): Remove.
3093 (gimple_in_transaction): Look in BB instead.
3094 (gimple_statement_base): Remove in_transaction field.
3095 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3096 * trans-mem.c (compute_transaction_bits): Place transaction bit
3097 information into basic blocks.
3099 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3101 PR tree-optimization/52558
3102 * cfg.c (alloc_aux_for_edge): Fix comment.
3103 (alloc_aux_for_edge): Remove static.
3104 * basic-block.h (alloc_aux_for_edge): Protoize.
3105 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3106 (execute_sm_if_changed_flag): New.
3107 (execute_sm_if_changed_flag_set): New.
3108 (execute_sm): Do not generate data races unless requested.
3109 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3110 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3111 * gimple.h (block_in_transaction): New.
3112 (gimple_in_transaction): Use block_in_transaction.
3114 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3116 Backported from mainline
3117 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3119 PR rtl-optimization/53589
3120 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3121 discovery even when e->dest != target. If any LABEL_REF points
3122 to e->dest label, redirect it to target's label.
3124 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3127 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3128 returns false, replace stmt with GIMPLE_NOP.
3129 (check_omp_nesting_restrictions): Instead of issuing warnings,
3130 issue errors and return false if any errors were reported.
3132 2012-06-14 Richard Guenther <rguenther@suse.de>
3134 * BASE-VER: Set to 4.7.2.
3135 * DEV-PHASE: Set to prerelease.
3137 2012-06-12 Christian Bruel <christian.bruel@st.com>
3140 * config/sh/sh.c (sh_option_override): Don't force
3141 flag_omit_frame_pointer and maccumulate_outgoing_args.
3142 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3144 2012-06-14 Release Manager
3146 * GCC 4.7.1 released.
3148 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3150 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3152 2012-06-13 Richard Henderson <rth@redhat.com>
3154 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3155 iterator instead of INT.
3157 2012-06-08 Richard Henderson <rth@redhat.com>
3160 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3161 note to a clobber insn when no other insn is available.
3163 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3166 * doc/invoke.texi (Wenum-compare): Update documentation.
3168 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3171 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3173 (altivec_stvlxl): Ditto.
3174 (altivec_stvrx): Ditto.
3175 (altivec_stvrxl): Ditto.
3177 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3180 * trans-mem.c (expand_block_edges): Do not skip the first
3181 statement when resetting the BB.
3183 2012-06-04 Richard Guenther <rguenther@suse.de>
3186 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3187 create new assembler names.
3189 2012-06-04 Richard Guenther <rguenther@suse.de>
3191 Backport from mainline
3192 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3195 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3196 larger than maxbits. Don't compute maxbits modulo align.
3197 Also check that unit bytes long store at bitpos / unit * unit
3198 doesn't affect bits beyond bitregion_end.
3199 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3200 would not fit into bitregion_start ... bitregion_end + 1 bit
3202 (store_split_bit_field): Decrease unit close to end of bitregion_end
3203 if access is restricted in order to avoid mutual recursion.
3205 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3207 Backport from 2012-06-04 mainline r188172
3210 * config/avr/avr-stdint.h: New file.
3211 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3214 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3216 PR tree-optimization/53550
3217 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3218 is POINTER_TYPE_P, use sizetype as step type instead of type.
3220 2012-06-04 Richard Guenther <rguenther@suse.de>
3221 Eric Botcazou <ebotcazou@adacore.com>
3223 Backport from mainline
3224 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3226 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3227 Change type of BITOFFSET to signed. Make sure the lower bound of
3228 the computed range is non-negative by adjusting OFFSET and BITPOS.
3229 (expand_assignment): Adjust call to get_bit_range.
3231 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3233 * expr.c (get_bit_range): Return the null range if the enclosing record
3234 is part of a larger bit field.
3236 2012-03-20 Richard Guenther <rguenther@suse.de>
3238 * stor-layout.c (finish_bitfield_representative): Fallback
3239 to conservative maximum size if the padding up to the next
3240 field cannot be computed as a constant.
3241 (finish_bitfield_layout): If we cannot compute the distance
3242 between the start of the bitfield representative and the
3243 bitfield member start a new representative.
3244 * expr.c (get_bit_range): The distance between the start of
3245 the bitfield representative and the bitfield member is zero
3246 if the field offsets are not constants.
3248 2012-03-16 Richard Guenther <rguenther@suse.de>
3250 * stor-layout.c (finish_bitfield_representative): Fall back
3251 to the conservative maximum size if we cannot compute the
3252 size of the tail padding.
3254 2012-03-14 Richard Guenther <rguenther@suse.de>
3256 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3257 * stor-layout.c (start_bitfield_representative): New function.
3258 (finish_bitfield_representative): Likewise.
3259 (finish_bitfield_layout): Likewise.
3260 (finish_record_layout): Call finish_bitfield_layout.
3261 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3262 for QUAL_UNION_TYPE fields.
3263 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3264 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3265 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3270 * expr.c (get_bit_range): Unconditionally extract bitrange
3271 from DECL_BIT_FIELD_REPRESENTATIVE.
3272 (expand_assignment): Adjust call to get_bit_range.
3274 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3277 * fold-const.c (fold_binary_loc): Refine previous change.
3279 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3281 Backport from mainline
3282 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3285 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3286 avoid going above orig insn. Update comments.
3288 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3290 Backport from mainline
3291 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3294 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3295 prologue for unwinder and profiler.
3297 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3299 Backport from mainline
3300 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3302 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3304 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3306 Backport from mainline
3307 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3309 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3310 DBX_REGISTER_NUMBER.
3312 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3314 Backport from mainline
3315 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3317 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3318 operand is CONST_INT. Take COSTS_N_INSNS into account.
3319 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3322 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3324 * config/avr/avr.opt (-msp8): Document it.
3325 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3327 2012-05-31 Richard Guenther <rguenther@suse.de>
3330 * expr.c (expand_assignment): Do not use movmisalign on
3333 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3336 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3337 (pa_section_type_flags): New.
3338 (pa_legitimate_constant_p): Revert previous change.
3340 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3342 Backport from mainline
3343 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3346 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3347 accessed indirectly.
3348 (ipa_tm_create_version): Same.
3350 2012-05-30 Jason Merrill <jason@redhat.com>
3353 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3354 about array compound literals.
3356 2012-05-30 Richard Guenther <rguenther@suse.de>
3359 * fold-const.c (fold_binary_loc): Make sure to call
3360 fold_plusminus_mult_expr with the original sign of operands.
3362 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3364 * explow.c (probe_stack_range): Restore simple control flow and stop
3365 again when the probe cannot be generated if HAVE_check_stack.
3367 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3369 PR rtl-optimization/53519
3370 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3371 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3373 2012-05-29 Richard Guenther <rguenther@suse.de>
3375 PR tree-optimization/53516
3376 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3378 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3380 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3382 Backport from mainline
3383 2012-05-28 Richard Guenther <rguenther@suse.de>
3385 PR tree-optimization/53438
3386 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3388 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3390 Backport from mainline
3391 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3393 PR rtl-optimization/52528
3394 * combine.c (can_combine_p): Add setting of subst_low_luid
3395 before call to expand_field_assignment().
3397 2012-05-26 Martin Jambor <mjambor@suse.cz>
3399 Backport from mainline
3400 2012-05-23 Martin Jambor <mjambor@suse.cz>
3402 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3404 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3407 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3408 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3410 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3413 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3414 (ix86_expand_vec_perm): Use int mode instead of float.
3416 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3419 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3420 gnu_ld variables to yes.
3421 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3422 (HAVE_GNU_AS): Likewise.
3423 * config.in: Regenerate.
3424 * configure: Likewise.
3426 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3428 Backport from mainline
3429 2012-03-12 Richard Guenther <rguenther@suse.de>
3430 * config/arm/arm.c (neon_dereference_pointer): Do not call
3431 covert during RTL expansion.
3433 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3435 Backport from mainline
3436 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3439 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3440 relied on signed overflow behavior.
3442 2012-05-24 Richard Guenther <rguenther@suse.de>
3445 * tree-profile.c (tree_profiling): Cleanup the CFG if
3446 execute_fixup_cfg requests it.
3448 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3450 PR tree-optimization/53465
3451 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3452 vr0 into *vr, then vrp_meet that.
3453 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3454 have any equivalences.
3455 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3458 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3460 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3462 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3463 (iterative_hash_gimple_type): Adjust comment.
3464 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3465 domain for an array type instead of the domain type itself.
3467 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3469 Backport from 2012-05-23 mainline r187803
3472 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3473 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3476 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3478 Backport from 2012-05-03 mainline r187075
3480 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3481 has_fma4 for AMD processors with both fma3 and fma4 support.
3483 2012-05-22 Richard Guenther <rguenther@suse.de>
3485 PR tree-optimization/53408
3486 * tree-vect-loop.c (vectorizable_induction): Properly check
3487 the restriction that we cannot handle induction results from
3488 the inner loop outside of the outer loop.
3490 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3492 PR tree-optimization/53436
3493 * omp-low.c (omp_build_component_ref): New function.
3494 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3496 PR tree-optimization/53366
3497 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3498 tests if complex_numbers == 2, but there are non-complex number loads
3501 PR tree-optimization/53409
3502 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3503 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3505 PR tree-optimization/53410
3506 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3507 instead of build_int_cst (type, 0) where vector types might be
3510 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3513 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3514 from folded operands before wrapping another around the
3515 conditional expression.
3517 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3518 Patrick Marlier <patrick.marlier@gmail.com>
3520 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3523 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3525 Backport from mainline
3526 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3529 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3530 (UNSPECV_RDRAND): This.
3531 (rdrand<mode>_1): Updated.
3533 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3535 Backport from mainline
3536 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3538 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3539 RDRND, F16C and FSGSBASE.
3541 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3543 Backport from mainline
3544 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3546 * tree-ssa-pre.c (can_value_number_call): Delete.
3547 (compute_avail): Skip all statements with side effects.
3548 <GIMPLE_CALL>: Skip calls to internal functions.
3550 2012-05-18 David S. Miller <davem@davemloft.net>
3552 Backport r185385 from mainline
3553 2012-03-14 Richard Guenther <rguenther@suse.de>
3556 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3557 element type instead of mode, use build_vector_type_for_mode
3558 instead of the langhook, build a vector of proper signedness.
3559 (expand_vector_operations_1): Adjust.
3561 2012-05-18 Olivier Hainque <hainque@adacore.com>
3563 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3564 $(libsubdir) as libexecsubdir.
3566 2012-05-16 Andrew Pinski <apinski@cavium.com>
3568 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3571 2012-05-16 David S. Miller <davem@davemloft.net>
3573 * jump.c (delete_related_insns): If we remove a CALL, make sure
3574 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3576 2012-05-16 Richard Henderson <rth@redhat.com>
3579 * combine-stack-adj.c (prev_active_insn_bb): New.
3580 (next_active_insn_bb): New.
3581 (force_move_args_size_note): New.
3582 (combine_stack_adjustments_for_block): Use it.
3584 2012-05-16 Olivier Hainque <hainque@adacore.com>
3586 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3587 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3588 Add comments and improve stamp preservation across the whole sequence.
3589 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3591 2012-05-16 Richard Guenther <rguenther@suse.de>
3593 PR tree-optimization/53364
3594 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3595 detect a view-conversion of the decl.
3597 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3600 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3601 that operands[2] is either immediate, or q_regs_operand.
3603 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3605 Backport r187139 from mainline.
3606 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3608 PR rtl-optimization/52804
3609 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3610 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3611 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3612 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3613 RELOAD_FOR_OUTADDR_ADDRESS.
3615 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3618 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3619 generate target register for "load" class builtins.
3622 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3625 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3626 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3627 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3628 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3629 (<sse>_movu<ssemodesuffix>): New expander.
3630 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3631 (avx_movdqu<avxmodesuffix>): New expander.
3632 (*sse2_movdqu): Rename from sse2_movdqu.
3633 (sse2_movdqu): New expander.
3635 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3637 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3638 lineno 1 the same as lineno 0 before first start file directive.
3639 (optimize_macinfo_range): Likewise.
3641 * dwarf2out.c (have_macinfo): Define.
3642 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3643 attribute, don't force empty compilation unit and don't emit any
3644 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3646 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3648 Backport from mainline
3649 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3651 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3652 ORDERED and UNORDERED conditions.
3654 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3656 * function.c (requires_stack_frame_p): If the function can throw
3657 non-call exceptions, return true if the insn can throw internally.
3659 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3661 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3662 DECL_ORIGINAL_TYPE if it is present.
3664 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3666 Backport from 2012-05-12 mainline r187342.
3669 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3670 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3671 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3672 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3673 (expand_prologue): Move initialization of cfun->machine->is_naked,
3674 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3675 (avr_set_current_function): ...this new static function.
3676 (TARGET_SET_CURRENT_FUNCTION): New define.
3677 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3678 checking attributes of current_function_decl.
3679 (avr_regs_to_save): Ditto.
3680 (signal_function_p): Rename to avr_signal_function_p.
3681 (interrupt_function_p): Rename to avr_interrupt_function_p.
3683 * doc/extend.texi (Function Attributes): Better explanation of
3684 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3687 2012-05-09 Matthias Klose <doko@ubuntu.com>
3689 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3691 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3694 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3695 when a constant source operand matches an "I" constraint, the "no
3696 CC0 change" applies to a register-destination only, not a
3697 strict_low_part-destination.
3699 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3701 Backport from mainline:
3702 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3704 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3706 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3708 PR tree-optimization/53239
3709 * tree-vrp.c (get_value_range): Set VR of
3710 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3713 2012-05-07 Richard Guenther <rguenther@suse.de>
3715 PR tree-optimization/53195
3716 * tree-inline.c (setup_one_parameter): Properly add referenced
3717 vars from the parameters new known value.
3719 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3721 Backport from mainline:
3722 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3725 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3728 2012-05-04 Ian Lance Taylor <iant@google.com>
3730 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3731 values from false to NULL.
3733 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3735 Backport from mainline
3736 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3739 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3740 (TARGET_CMOV): Rename from TARGET_CMOVE.
3741 (TARGET_CMOVE): New define.
3742 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3743 Do not set TARGET_CMOVE here.
3745 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3747 Backport from mainline:
3749 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3751 PR tree-optimization/52633
3752 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3753 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3754 (vect_recog_over_widening_pattern): Remove handling of code that was
3755 already detected as over-widening pattern. Remove special handling
3756 of "unsigned" cases. Instead, support general case of conversion
3757 of the shift result to another type.
3759 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3761 * tree-vect-patterns.c (vect_single_imm_use): New function.
3762 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3763 (vect_recog_over_widening_pattern): Likewise.
3764 (vect_recog_widen_shift_pattern): Likewise.
3766 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3768 PR tree-optimization/52870
3769 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3770 presumed pattern statement is within the same loop or basic block.
3772 2012-05-04 Richard Guenther <rguenther@suse.de>
3774 * common.opt (flto-report): Do not mark as Optimization.
3776 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3779 * recog.c (constrain_operands): If extra constraints are present, also
3780 accept pseudo-registers with equivalent memory locations during reload.
3782 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3784 Backport from the mainline
3785 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3788 * config/rs6000/rs6000.md (bswapdi splitters): If
3789 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3790 default) is used, generate an alternate sequence that does not
3791 depend on using indexed addressing.
3793 2012-05-03 David S. Miller <davem@davemloft.net>
3796 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3797 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3798 (sparc_emit_float_lib_cmp): Likewise.
3800 2012-05-04 Martin Jambor <mjambor@suse.cz>
3802 Backport from mainline
3803 2012-05-02 Martin Jambor <mjambor@suse.cz>
3806 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3807 of a variable when the contect is a function.
3809 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3812 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3813 append program name to it and pass that as first argument
3814 to make_relative_prefix. Always pass standard_libexec_prefix
3815 as last argument to make_relative_prefix. If
3816 make_relative_prefix returns NULL, fall back to
3817 standard_libexec_prefix.
3820 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3824 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3825 mode, return that mode.
3827 2012-05-03 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/53144
3830 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3832 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3833 with SSA name values.
3834 (vn_reference_lookup_3): Adjust callers.
3836 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3838 PR tree-optimization/53163
3839 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3840 return value from compute_all_dependences.
3842 PR rtl-optimization/53160
3843 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3844 has been modified by ree pass already.
3846 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3848 Backport from mainline
3849 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3852 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3853 calls to cgraph_node_name in xstrdup.
3854 (ipa_make_edge_direct_to_target): Ditto.
3855 * tree-sra.c (convert_callers_for_node): Ditto.
3856 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3857 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3858 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3859 (cgraph_materialize_all_clones): Ditto.
3860 * ipa-inline.c (report_inline_failed_reason): Ditto.
3861 (want_early_inline_function_p): Ditto.
3862 (edge_badness): Ditto.
3863 (update_edge_key): Ditto.
3864 (flatten_function): Ditto.
3865 (ipa_inline): Ditto.
3866 (inline_always_inline_functions): Ditto.
3867 (early_inline_small_functions): Ditto.
3869 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3871 Backport from mainline
3872 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3874 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3875 Introduce emul_name to select the right linker emulation for
3876 powerpc64-*-freebsd*.
3877 * configure: Regenerate.
3878 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3879 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3880 * config/rs6000/freebsd64.h: New file.
3881 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3883 (rs6000_savres_strategy): Likewise.
3884 (rs6000_savres_routine_name): Likewise.
3885 (rs6000_elf_file_end): Likewise.
3886 * config/rs6000/t-freebsd64: New file.
3887 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3888 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3890 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3892 Backport from mainline
3893 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3896 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3898 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3900 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3901 predicate to discriminate types.
3903 2012-04-27 Richard Guenther <rguenther@suse.de>
3906 * convert.c (convert_to_integer): Avoid infinite recursion for
3907 target-defined built-in types.
3909 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3912 * config/cris/cris.md ("*andhi_lowpart_v32")
3913 ("*andqi_lowpart_v32"): Change first input-only operand from
3914 a (match_operand ...) to (match_dup 0). Drop alternatives with
3915 const_int-matching constraints for redundancy.
3916 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3917 three-operand alternative.
3919 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3921 Backport from mainline
3922 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3924 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3925 (*addsi_2_zext): Ditto.
3926 (*add<mode>_3): Ditto.
3927 (*addsi_3_zext): Ditto.
3928 (*add<mode>_5): Ditto.
3930 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3933 * c-typeck.c (set_nonincremental_init,
3934 set_nonincremental_init_from_string): Pass true instead of false
3935 as IMPLICIT to add_pending_init.
3937 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3939 Backport from 2012-04-24 mainline r186768.
3942 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3944 2012-04-24 Richard Guenther <rguenther@suse.de>
3946 PR tree-optimization/53085
3947 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3950 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3953 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3955 (output_addressed_constants): Likewise.
3958 * varasm.c (get_section): Don't ICE for section conflicts with
3959 built-in section kinds.
3961 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3963 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3965 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3967 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3969 2012-04-23 Richard Guenther <rguenther@suse.de>
3972 * c-typeck.c (build_binary_op): Fix typo.
3974 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3976 PR tree-optimizations/52891
3977 * tree-vect-patterns.c (adjust_bool_pattern): Use
3978 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3979 but with non-standard precision.
3981 2012-04-22 Ian Lance Taylor <iant@google.com>
3983 * godump.c (go_output_typedef): Dump size of structs.
3985 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3987 Backport from mainline:
3989 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3990 hints for 'A' operand types.
3992 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3994 Backport from 2012-04-19 mainline r186588.
3997 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3998 the case *(X+const).
4000 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4002 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4004 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4007 * config/i386/sync.md (atomic_<code><mode>): Rename to
4008 atomic_<logic><mode>.
4010 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4012 Backport from mainline
4013 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4016 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4017 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4018 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4019 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4020 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4021 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4022 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4023 gen_avx2_permvarv8sf.
4025 2012-04-16 Martin Jambor <mjambor@suse.cz>
4027 Backported from mainline
4029 2012-04-13 Martin Jambor <mjambor@suse.cz>
4032 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4033 fold_ctor_reference returns a zero constant.
4035 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4037 Backported from mainline
4038 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4040 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4041 and __ILP32__ for x32.
4043 2012-04-13 Tom de Vries <tom@codesourcery.com>
4045 Backport from mainline r186418.
4047 2012-04-13 Tom de Vries <tom@codesourcery.com>
4049 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4050 parameters vuse and vuse_escaped.
4051 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4052 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4055 2012-04-13 Richard Guenther <rguenther@suse.de>
4057 PR tree-optimization/52969
4058 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4059 the condition for the COND_EXPR and handle predicate negation
4060 by swapping the COND_EXPR arms.
4062 2012-04-13 Richard Guenther <rguenther@suse.de>
4065 * convert.c (convert_to_pointer): Remove special-casing of
4068 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4070 Backport from mainline
4071 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4074 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4075 the list of options to enable the FCFID instruction.
4076 (TARGET_EXTRA_BUILTINS): Adjust comment.
4078 2012-04-12 Richard Guenther <rguenther@suse.de>
4080 PR tree-optimization/52943
4081 * tree-chrec.h (chrec_is_positive): Remove.
4082 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4083 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4084 Return false for a constant zero instead of negative.
4085 (analyze_siv_subscript_cst_affine): Handle zero difference
4086 in the initial condition explicitely.
4088 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4091 * varasm.c (process_pending_assemble_externals): Set
4092 pending_assemble_externals_processed true.
4093 (assemble_external): Call assemble_external_real if the pending
4094 assemble externals have been processed.
4096 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4099 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4100 the DECL generated for the special GOT helper.
4102 2012-04-06 Walter Lee <walt@tilera.com>
4104 Backport from mainline
4105 2012-03-07 Walter Lee <walt@tilera.com>
4107 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4108 REG_CFA_* notes for the stack pointer.
4109 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4110 EH_RETURN_STACKADJ_RTX.
4111 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4112 generate REG_CFA_* notes for the stack pointer.
4113 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4114 by EH_RETURN_STACKADJ_RTX.
4116 2012-04-06 Matt Turner <mattst88@gmail.com>
4118 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4120 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4122 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4123 of the destination isn't also a FP_REGS register.
4125 2012-04-03 Richard Guenther <rguenther@suse.de>
4127 Backport from mainline
4128 2012-03-02 Richard Guenther <rguenther@suse.de>
4130 PR tree-optimization/52406
4131 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4132 (struct indices): Add unconstrained_base member.
4133 (struct dr_alias): Remove unused vops member.
4134 (DR_UNCONSTRAINED_BASE): New define.
4135 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4136 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4137 be an artificial access that covers the whole indexed object,
4138 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4139 plain decl base-objects to their MEM_REF variant.
4140 (dr_may_alias_p): When the base-object of either data reference
4141 has unknown size use only points-to information.
4142 (compute_affine_dependence): Make dumps easier to read and
4144 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4145 DR_REF when looking for packed references.
4146 (vect_supportable_dr_alignment): Likewise.
4148 2012-04-03 Richard Guenther <rguenther@suse.de>
4150 Backport from mainline
4151 2012-03-15 Richard Guenther <rguenther@suse.de>
4154 * tree-data-ref.c (subscript_dependence_tester_1): Check
4155 all dimensions for non-conflicting access functions.
4157 2012-04-03 Richard Guenther <rguenther@suse.de>
4159 Backport from mainline
4160 2012-03-06 Richard Guenther <rguenther@suse.de>
4163 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4165 2012-03-23 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/52678
4168 * tree-vectorizer.h (struct _stmt_vec_info): Add
4169 loop_phi_evolution_part member.
4170 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4171 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4172 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4173 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4174 Use the cached evolution part and the PHI nodes value from
4175 the loop preheader edge instead of re-analyzing the evolution.
4177 2012-03-26 Richard Guenther <rguenther@suse.de>
4179 PR tree-optimization/52701
4180 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4181 compute and set the evolution part of PHI nodes.
4183 2012-03-30 Richard Guenther <rguenther@suse.de>
4185 PR tree-optimization/52754
4186 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4187 propagate arbitrary addresses into really plain dereferences.
4189 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4191 PR tree-optimization/52835
4192 * tree-data-ref.c (build_rdg): Return NULL if
4193 compute_data_dependences_for_loop failed.
4195 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4197 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4198 (stmt_can_make_abnormal_goto): Use it.
4199 (is_ctrl_altering_stmt): Likewise.
4201 2012-03-31 Martin Jambor <mjambor@suse.cz>
4203 Backported from mainline
4204 2012-03-30 Martin Jambor <mjambor@suse.cz>
4206 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4207 is a builtin_stack_save in a dominating BB.
4209 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4211 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4212 crossing 128bit lane boundary.
4214 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4216 Backported from mainline
4217 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4220 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4222 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4223 * config/i386/i386.c: Include reload.h.
4224 (ix86_legitimize_reload_address): New function.
4226 2012-03-28 Martin Jambor <mjambor@suse.cz>
4228 Backported from mainline
4229 2012-03-27 Martin Jambor <mjambor@suse.cz>
4232 * tree-sra.c (sra_modify_assign): Do not call
4233 load_assign_lhs_subreplacements when working with an unscalarizable
4236 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4239 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4240 __builtin_va_start to __builtin_next_arg if the latter is
4241 builtin_decl_explicit_p rather than when it is not.
4244 * tree-vect-generic.c (vector_element): Perform multiplication
4245 for pos in bitsizetype type instead of idx type.
4247 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4249 Backport from 2012-03-28 mainline r185910.
4252 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4253 (avr_builtin_decl): New static function.
4254 (struct avr_builtin_description, avr_bdesc): Move up.
4255 Add GTY marker. Add field fndecl. Remove redundant field id.
4256 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4257 (avr_expand_builtin): Code cleanup because .id is removed.
4259 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4262 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4265 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4267 Backport from 2012-03-28 mainline r185907.
4270 * config.gcc (tm_file): Remove avr/multilib.h.
4272 * doc/invoke.texi (AVR Options): Adjust
4273 documentation of -mtiny-stack.
4275 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4276 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4277 * config/avr/t-avr: Remove generation of multilib.h.
4278 * config/avr/t-multilib: Regenerate.
4279 * config/avr/multilib.h: Remove.
4280 * config/avr/avr.opt (-msp8): New option.
4281 (avr_sp8): New variable.
4282 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4283 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4284 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4285 (avr_device_to_sp8): New prototype.
4286 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4287 (DRIVER_SELF_SPECS): New define.
4288 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4289 __AVR_SP8__, __AVR_HAVE_SPH__.
4290 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4291 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4292 (avr_file_start): Ditto.
4294 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4297 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4298 instead of 8 in adjust_address.
4300 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4302 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4303 of a unit before computing the offset in units.
4305 2012-03-27 Richard Guenther <rguenther@suse.de>
4308 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4311 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4314 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4316 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4319 * varasm.c: Include pointer-set.h.
4320 (pending_assemble_externals_set): New pointer set.
4321 (process_pending_assemble_externals): Destroy the pointer set.
4322 (assemble_external): See if decl is in pending_assemble_externals_set,
4323 and add it to pending_assemble_externals if necessary.
4324 (init_varasm_once): Allocate pending_assemble_externals_set.
4326 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4328 Backported from mainline
4329 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4332 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4333 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4334 (vector_ltgt<mode>): Likewise.
4335 (vector_ordered<mode>): Likewise.
4336 (vector_unordered<mode>): Likewise.
4337 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4339 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4341 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4344 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4346 Backported from mainline
4347 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4351 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4352 GENERAL_REGS and FP_REGS for SImode.
4354 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4357 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4358 on any new_local_var_chain vars declared during recursing on
4359 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4361 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4363 Backport from 2012-03-22 mainline r185692.
4366 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4367 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4368 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4369 (delay_cycles_1, delay_cycles_2): Ditto.
4370 (delay_cycles_3, delay_cycles_4): Ditto.
4371 (nopv, *nopv): Ditto.
4372 (sleep, *sleep): Ditto.
4375 Backport from 2012-03-21 mainline r185605.
4377 PR rtl-optimization/52543
4379 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4380 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4381 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4382 (avr_load_libgcc_p): Restrict to __flash loads.
4383 (avr_out_lpm): Only handle 1-byte loads from __flash.
4384 (avr_load_lpm): New function.
4385 (avr_find_unused_d_reg): Remove.
4386 (avr_out_lpm_no_lpmx): Remove.
4387 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4388 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4389 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4390 (load_<mode>, load_<mode>_clobber): New insns.
4391 (mov<mode>): For multi-byte move from non-generic
4392 16-bit address spaces: Expand to load_<mode> resp.
4393 load_<mode>_clobber.
4394 (load<mode>_libgcc): Remove expander.
4395 (split-lpmx): Remove split.
4397 Backport from 2012-03-13 mainline r185329.
4400 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4401 offset (size) to a value the insns can deal with.
4402 (expand_epilogue): Ditto.
4404 Backport from 2012-03-12 mainline r185256.
4407 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4408 type from reg_class_t to enum reg_class.
4409 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4411 Backport from 2012-03-12 mainline r185253.
4414 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4415 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4416 r184615 from 2012-02-28.
4418 Backport from 2012-03-08 mainline r185105.
4420 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4421 for constants in [-63,63].
4423 Backport from 2012-03-08 mainline r185100.
4426 * config/avr/avr.c (avr_mem_clobber): New static function.
4427 (avr_expand_delay_cycles): Add memory clobber operand to
4428 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4429 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4430 (enable_interrupt, disable_interrupt): New expander.
4431 (nopv, sleep, wdr): New expanders.
4432 (delay_cycles_1): Add memory clobber.
4433 (delay_cycles_2): Add memory clobber.
4434 (delay_cycles_3): Add memory clobber.
4435 (delay_cycles_4): Add memory clobber.
4436 (cli_sei): New insn from former "enable_interrupt",
4437 "disable_interrupt" with memory clobber.
4438 (*wdt): New insn from former "wdt" with memory clobber.
4439 (*nopv): Similar, but for "nopv".
4440 (*sleep): Similar, but for "sleep".
4442 Backport from 2012-03-07 mainline r185043.
4445 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4447 Backport from 2012-03-07 mainline r185032.
4450 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4451 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4452 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4454 Backport from 2012-03-07 mainline r185031.
4457 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4459 * config/avr/avr.md (xload_8): Adjust insn length.
4461 Backport from 2012-03-07 mainline r185030.
4464 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4465 if RAMPZ affects reading from RAM.
4467 Backport from 2012-03-05 mainline r184919.
4469 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4471 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4473 Backport from mainline r185259.
4476 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4477 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4479 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4481 Backported from mainline
4482 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4485 * c-parser.c (c_parser_postfix_expression)
4486 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4488 * config/i386/smmintrin.h: Avoid /* within a comment.
4489 * config/i386/nmmintrin.h: Likewise.
4491 2012-03-22 Richard Guenther <rguenther@suse.de>
4493 * BASE-VER: Set to 4.7.1.
4494 * DEV-PHASE: Set to prerelease.
4496 2012-03-22 Release Manager
4498 * GCC 4.7.0 released.
4500 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4502 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4504 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4505 Andrew Pinski <apinski@cavium.com>
4508 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4509 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4510 calls instead of __builtin_ir{int,ound}*.
4512 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4515 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4518 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4520 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4521 Refer to GCC 4.7 version of c99status.html.
4523 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4525 Backport from mainline
4526 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4528 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4529 redefine to be NULL if the current bit-size is different from the
4530 configured bit-size.
4532 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4533 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4534 set the default tuning. Add asserts to make sure the cpu and tune
4535 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4536 test whether the index is set, instead of > 0.
4537 (rs6000_file_start): Do not reset the default cpu if the current
4538 bit-size is different from the configured bit-size.
4540 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4542 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4544 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4545 Update binutils references.
4546 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4547 Update binutils reference.
4548 Update Sun as/GNU ld caveat.
4549 Document binutils largefile requirement for LTO plugin.
4550 Remove reference to alternate libpthread.
4552 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4554 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4556 (Specific, mips-sgi-irix6): Likewise.
4558 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4560 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4561 * configure: Regenerate.
4563 2012-03-07 Richard Henderson <rth@redhat.com>
4565 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4566 * config/m68k/sync.md (atomic_test_and_set): Use it.
4567 (atomic_test_and_set_1): Likewise.
4569 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4572 * Makefile.in: Let install-gcc-ar depend on installdirs,
4573 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4574 Don't double canonicalize if cross-compiling.
4576 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4578 * trans-mem.c: New typedef for tm_region_p.
4579 Define vector types for tm_region_p.
4580 (tm_region_init): Replace region_worklist to a vector called
4583 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4586 * trans-mem.c (tm_region_init): Use last_basic_block.
4588 2012-03-05 Richard Henderson <rth@redhat.com>
4591 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4592 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4593 BIGGEST_ALIGNMENT is aligned.
4595 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4597 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4599 2012-03-05 Richard Henderson <rth@redhat.com>
4602 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4603 instead of calling negqi2 directly.
4605 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4607 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4608 (INTMAX_TYPE): Use it.
4609 (UINTMAX_TYPE): Likewise.
4610 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4611 (irix6_c_common_override_options): Declare.
4612 (C_COMMON_OVERRIDE_OPTIONS): Define.
4613 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4614 * config/mips/irix6-c.c: New file.
4615 * config/mips/t-irix6 (irix6-c.o): New target.
4616 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4619 2012-03-02 Richard Henderson <rth@redhat.com>
4621 * optabs.c (expand_atomic_test_and_set): Honor
4622 atomic_test_and_set_trueval even when atomic_test_and_set
4623 optab is not in use.
4625 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4627 Backport from mainline
4628 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4630 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4632 2012-03-02 Richard Guenther <rguenther@suse.de>
4634 * DEV-PHASE: Set to prerelease.
4636 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4638 * config.gcc (obsolete): Add all ARM targets using the FPA.
4639 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4640 * doc/install.texi: Avoid references to obsolete ARM ports.
4642 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4644 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4646 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4647 Joern Rennecke <joern.rennecke@embecosm.com>
4649 * doc/extend.texi: Expand and update information on interrupt
4650 attribute for Epiphany.
4652 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4654 * config/sh/sh-protos.h: Update copyright notice dates.
4655 * config/sh/sh.h: Likewise.
4656 * config/sh/sh.md: Likewise.
4657 * config/sh/constraints.md: Likewise.
4658 * config/sh/predicates.md: Likewise.
4660 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4662 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4663 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4665 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4667 * config/sh/constraints.md: Fix comment typo.
4669 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4672 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4673 unsigned HOST_WIDE_INT.
4674 (zvdep_imm64): Likewise.
4675 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4676 (vdepi_and): Likewise.
4677 Likewise for unamed 64-bit patterns.
4678 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4680 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4683 PR rtl-optimization/52417
4684 * cselib.c (cselib_any_perm_equivs): New variable.
4685 (cselib_reset_table): Check that it's not set when not
4686 preserving constants.
4687 (cselib_add_permanent_equiv): Set it.
4688 (cselib_have_permanent_equivalences): New.
4689 (cselib_init, cselib_finish): Reset it.
4690 * cselib.h (cselib_have_permanent_equivalences): Declare.
4691 * alias.c (get_addr): Restore earlier behavior when there
4692 aren't permanent equivalences.
4694 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4696 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4697 * config/v850/v850-modes.def: Fix copyright notice.
4699 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4701 * doc/extend.texi (AVR Built-in Functions): Document
4702 __builtin_avr_flash_segment.
4704 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4705 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4706 (*split.flash_segment): New insn-and-split.
4707 * config/avr/avr.c (avr_init_builtins): Add local variables:
4708 const_memx_void_node, const_memx_ptr_type_node,
4709 char_ftype_const_memx_ptr.
4711 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4713 PR tree-optimization/52445
4714 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4715 add ssa_name_ver, offset and size fields and change store field
4717 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4718 (add_or_mark_expr): Likewise. Only consider previous stores
4719 with the same size and offset.
4720 (nt_init_block): Only look at gimple_assign_single_p stmts,
4721 doesn't look at rhs2.
4723 2012-03-01 Richard Guenther <rguenther@suse.de>
4726 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4727 conversions from integral types to pointer types.
4729 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4731 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4732 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4733 unintentionally removed in r184616.
4735 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4737 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4740 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4741 Uros Bizjak <ubizjak@gmail.com>
4744 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4745 alternatives, add "e" constraint to the new last alternative
4746 and ! to last 3 alternatives.
4748 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4750 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4751 DW_AT_artificial attributes at the end of the processing.
4752 (gen_array_type_die): Likewise.
4753 (gen_enumeration_type_die): Likewise.
4754 (gen_struct_or_union_type_die): Likewise.
4755 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4758 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4761 * expr.c (expand_assignment): If doing misaligned store that doesn't
4762 cover all mode bits, perform a RMW cycle.
4764 PR tree-optimization/52429
4765 * tree-parloops.c (separate_decls_in_region_debug): Return early
4766 if var is LABEL_DECL.
4768 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4770 PR tree-optimization/52424
4771 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4772 calling dom_thread_across_edge.
4774 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4776 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4778 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4780 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4781 * config/avr/avr.c (avr_output_bld): Remove unused function.
4782 (avr_out_sbxx_branch): Use "%T" to print bit position.
4784 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4786 * config/avr/avr.md: Untabify.
4788 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4790 * config/avr/avr.md (eqne): New code iterator.
4791 (*dec-and-branchsi): Use it in text peephole's condition.
4792 (*dec-and-branchhi): Ditto.
4793 (*dec-and-branchqi): Ditto.
4795 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4798 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4799 the device does not have the skip-bug.
4801 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4803 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4804 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4805 -mpretend-cmove): New.
4807 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4810 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4811 doesn't count DEBUG_INSN refs.
4812 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4813 for DEBUG_INSN refs.
4815 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4819 2012-02-20 Richard Guenther <rguenther@suse.de>
4820 PR tree-optimization/52298
4821 * tree-vect-stmts.c (vectorizable_load): Properly use
4822 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4825 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4828 * gimple.h (gimple_in_transaction): New.
4829 (gimple_set_in_transaction): New.
4830 (struct gimple_statement_base): Add in_transaction field.
4831 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4833 (tree_ssa_lim_initialize): Compute transaction bits.
4834 * tree.h (compute_transaction_bits): Protoize.
4835 * trans-mem.c (tm_region_init): Use the heap to store BB
4837 (compute_transaction_bits): New.
4839 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4841 * gcc.c (display_help): Document --help=common and sort entries
4844 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4846 * doc/install.texi: Document check-$LANG specific shortcuts
4848 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4851 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4853 * config/arm/arm_neon.h: Regenerate.
4854 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4855 (neon_vcgeu): New insn.
4856 (neon_vcgtu): Likewise.
4857 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4858 (ops): Unsigned comparison intrinsics call a different
4861 2012-02-28 Richard Guenther <rguenther@suse.de>
4864 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4865 ordering for the VEC_CONCAT for two element vectors for
4866 V2SFmode, V2SImode and V2DImode.
4868 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4871 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4872 detecting big-endian triplets.
4874 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4876 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4877 mode if there is no type information available.
4879 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4881 PR tree-optimization/53207
4882 * doc/invoke.texi: Document as experimental and relying on graphite.
4884 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4886 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4887 of initializer to changes from r184614.
4889 2012-02-28 Richard Guenther <rguenther@suse.de>
4891 PR tree-optimization/52395
4892 * tree-sra.c (build_ref_for_offset): Also look at the base
4893 TYPE_ALIGN when figuring out the alignment of the replacement.
4895 2012-02-28 Richard Guenther <rguenther@suse.de>
4897 PR tree-optimization/52402
4898 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4899 mis-aligned types when creating the accesses at the call site.
4901 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4903 * config/avr/builtins.def: New file.
4904 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4905 * config/avr/avr.c (enum avr_builtin_id): Use it.
4906 (avr_init_builtins): Use it. And use avr_bdesc.
4907 (bdesc_1arg): Remove.
4908 (bdesc_2arg): Remove.
4909 (bdesc_3arg): Remove.
4910 (struct avr_builtin_description): Add field n_args.
4911 (avr_bdesc): New static variable using builtins.def.
4912 (avr_expand_builtin): Use it.
4913 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4914 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4915 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4917 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4920 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4921 match only one single hard register with respective hard reg rtx.
4922 (movmemx_<mode>): Ditto.
4923 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4924 insn anatomy of movmem[x]_<mode>.
4925 (avr_out_movmem): Same for printing assembler and operand usage.
4927 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4931 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4932 address spaces located outside of device flash.
4934 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4935 (mcu_type_s): Add field n_flash.
4936 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4937 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4938 (AVR_MCU): Add N_FLASH argument.
4939 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4940 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4941 macro __FLASH<n> if that address space makes sense for the device.
4942 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4943 outside of target flash.
4944 (avr_asm_named_section): Ditto.
4945 (avr_asm_select_section): Ditto.
4946 (avr_addr_space_convert): Ditto.
4947 (avr_emit_movmemhi): Ditto.
4948 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4949 address space is outside of device flash.
4950 (avr_insert_attributes): Ditto.
4951 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4952 avr_current_arch->n_segments.
4954 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4957 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4959 (*movabs<mode>_2): Likewise.
4961 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4964 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4965 s_register_operand in the test instead of REG_P. Don't call
4966 gen_reg_rtx if it won't be used.
4968 PR tree-optimization/52376
4969 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4971 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4973 * ifcvt.c (noce_get_condition): Check condition variable is not
4974 small_register_classes_for_mode_p before accepting.
4976 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4978 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4980 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4983 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4984 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4986 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4988 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4990 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4992 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4994 * config/sh/predicates.md: Remove blank lines.
4995 * config/sh/sh.c: Fix typos in comments.
4996 * config/sh/constraints.md: Likewise.
4997 * config/sh/sh.md: Remove blank lines.
4998 Fix typos in comments. Use ;; as comment characters.
5000 2012-02-26 Walter Lee <walt@tilera.com>
5002 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5003 (replace_mov_pcrel_step2): Ditto.
5005 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5008 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5009 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5010 and locs that reference values newer than the non-canonical value
5011 at hand. Return the canonical value as a worst case.
5012 (memrefs_conflict_p): Walk canonical value's locs.
5015 * cselib.c (preserve_only_constants): Rename to...
5016 (preserve_constants_and_equivs): ... this. Split out...
5017 (invariant_or_equiv_p): ... this. Preserve plus expressions
5018 of other preserved expressions too.
5019 (cselib_reset_table): Adjust.
5020 * var-tracking.c (reverse_op): Use canonical value to build
5023 2012-02-23 Kai Tietz <ktietz@redhat.com>
5025 * config/i386/i386.c (ix86_delegitimize_address): Handle
5026 UNSPEC_PCREL plus displacement.
5028 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5031 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5032 to test for unusedness in st X addressing.
5034 2012-02-24 Richard Guenther <rguenther@suse.de>
5037 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5038 (is_gimple_reg_type): Move inline ...
5039 * gimple.h (is_gimple_reg_type): ... here.
5041 2012-02-24 Richard Guenther <rguenther@suse.de>
5044 * passes.c (execute_function_todo): When verifying SSA form
5045 verify gimple form first.
5046 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5048 2012-02-24 Richard Guenther <rguenther@suse.de>
5051 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5052 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5054 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5056 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5058 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5060 * tree-phinodes.c (make_phi_node): Mark static.
5061 * tree-flow.h (make_phi_node): Remove extern decl.
5062 * doc/gimple.texi (make_phi_node): Remove documentation.
5064 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5066 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5067 * tree-ssa-sccvn.c (print_scc): Ditto.
5069 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5071 * doc/passes.texi (Full redundancy elimination): Fix typo.
5073 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5075 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5077 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5080 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5082 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5085 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5087 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5089 * config/avr/avr.md (code_stdname): Add ior, xor.
5090 (xior): New code iterator.
5091 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5092 (*<code_stdname><mode>qi.byte1-3): Ditto.
5094 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5096 PR tree-optimization/52019
5097 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5100 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5102 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5103 HAVE_INITFINI_ARRAY to work around namespace pollution in
5104 certain versions of newlib system headers.
5105 * config.in: Regenerate.
5106 * configure: Regenerate.
5107 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5108 instead of HAVE_INITFINI_ARRAY.
5110 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5113 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5114 is not offsettable memory reference.
5116 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5119 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5120 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5122 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5124 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5125 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5127 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5129 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5130 library on Solaris 8 even without TLS support.
5131 * configure: Regenerate.
5133 2012-02-22 Richard Guenther <rguenther@suse.de>
5136 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5137 for GIMPLE_DEBUG stmts.
5139 2012-02-22 Martin Jambor <mjambor@suse.cz>
5142 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5143 according to the base object.
5145 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5147 PR rtl-optimization/50063
5148 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5149 and 2 (8-bit SP) in operand 2.
5150 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5151 setup to use movhi_sp_r instead of vanilla move to write SP.
5152 Adjust REG_CFA notes to superseed unspec.
5153 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5155 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5156 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5157 irq_state 1 (IRQ known to be on) here.
5159 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5161 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5163 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5164 assign_hard_reg): Likewise.
5166 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5168 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5170 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5173 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5174 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5176 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5178 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5179 prototype from here to...
5180 * config/avr/avr.h: ...here.
5182 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5185 * thumb2.md (thumb2_shiftsi3_short): Split register and
5186 immediate shifts. For register shifts tie operands 0 and 1.
5187 (peephole2 for above): Check that register-controlled shifts
5188 have suitably tied operands.
5190 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5193 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5194 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5195 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5196 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5197 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5198 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5199 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5200 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5201 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5202 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5203 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5204 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5205 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5206 bdver1_ssevector_avx256_unaligned_load,
5207 bdver1_ssevector_sse128_unaligned_load,
5208 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5209 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5210 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5211 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5212 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5213 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5214 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5215 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5216 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5217 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5218 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5219 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5220 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5221 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5222 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5223 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5224 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5225 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5226 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5227 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5228 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5229 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5230 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5231 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5232 bdver1_ssediv_double_load, bdver1_ssediv_double,
5233 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5234 Add "bdver2" attribute.
5236 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5238 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5239 default if possible and not specified otherwise.
5241 2012-02-21 Richard Guenther <rguenther@suse.de>
5244 * gimplify.c (create_tmp_from_val): Use the main variant type
5245 for the type of the temporary we create.
5247 2012-02-21 Richard Guenther <rguenther@suse.de>
5249 PR tree-optimization/52324
5250 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5251 do not gimplify a MEM_REF address operand if it is already
5254 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5256 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5257 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5259 2012-02-21 Richard Guenther <rguenther@suse.de>
5261 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5262 nested_in_vect_loop.
5264 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5266 PR tree-optimization/52318
5267 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5268 vdef also to non-pure/const call stmts in the sequence.
5270 2012-02-20 David S. Miller <davem@davemloft.net>
5272 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5273 don't use the "rd %pc" instruction on v9 for PIC register loads.
5275 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5278 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5279 in a transaction safe function.
5281 2012-02-20 Kai Tietz <ktietz@redhat.com>
5284 * stor-layout.c (place_field): Handle desired_align for
5287 2012-02-20 Richard Guenther <rguenther@suse.de>
5289 PR tree-optimization/52298
5290 * tree-vect-stmts.c (vectorizable_store): Properly use
5291 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5293 (vectorizable_load): Likewise.
5294 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5295 Access DR_STEP after ensuring it is not NULL.
5297 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5299 PR tree-optimization/52286
5300 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5301 optimization use double_int_to_tree instead of build_int_cst_wide,
5302 rewrite to use double_int vars.
5304 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5307 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5309 Remove -e 0 from $gcc_cv_ld invocation.
5310 Only use __GLIBC_PREREQ if defined.
5311 Enable on Solaris since Solaris 8 patch.
5312 (gcc_SUN_LD_VERSION): New macro.
5313 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5314 gcc_SUN_LD_VERSION for version number format.
5315 * configure: Regenerate.
5316 * varasm.c (get_elf_initfini_array_priority_section): Set
5317 SECTION_NOTYPE for non-default priority.
5318 Use get_section instead of get_unnamed_section to emit
5319 .init_array/.fini_array with default priority.
5321 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5323 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5324 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5325 (mips_start_unique_function, mips_output_mips16_rdhwr)
5326 (mips_code_end): New functions.
5327 (TARGET_ASM_CODE_END): Define.
5329 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5331 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5332 to stubs with non-sibling calls.
5334 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5336 * doc/invoke.texi (-fira-* options): Copy-edit.
5337 (ira-* parameters): Copy-edit.
5339 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5341 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5342 GCC coding conventions.
5344 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5346 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5347 when used as adjectives.
5349 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5351 * doc/invoke.texi: Clean up "that"/"which" confusion.
5353 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5355 * system.h: Poison SMALL_REGISTER_CLASSES
5356 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5357 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5359 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5361 PR tree-optimization/52285
5362 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5363 when deciding if a call is a tail call or tail recursion.
5365 2012-02-16 Kai Tietz <ktietz@redhat.com>
5367 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5368 interger-constant displacement for UNSPEC_PCREL.
5370 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5372 PR rtl-optimization/52208
5373 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5374 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5376 PR tree-optimization/52255
5377 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5378 loop->header has virtual PHI, but exit_e->dest doesn't, add
5379 virtual PHI to exit_e->dest and adjust all uses after the loop.
5382 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5383 children with clone_tree_hash, not after it.
5385 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5387 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5388 extended identifiers.
5390 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5393 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5394 a same_body_alias, also test whether e->callee isn't a former
5395 or current clone of the decl this is a same body alias of.
5397 PR translation/52264
5398 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5400 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5402 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5404 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5407 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5408 force_reg instead of copy_to_reg for better optimization. Force
5409 non-register or memory operands into a register.
5411 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5413 * extend.texi: Reserve upper bits of memory model for future use.
5415 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5416 Anatoly Sokolov <aesok@post.ru>
5417 Eric Weddington <eric.weddington@atmel.com>
5420 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5421 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5422 Rewrite initializers for .macro.
5423 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5424 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5425 atxmega32d4, atxmega32x1.
5426 avrxmega4: atxmega64a3, atxmega64d3.
5427 avrxmega5: atxmega64a1, atxmega64a1u.
5428 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5429 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5430 avrxmega7: atxmega128a1, atxmega128a1u.
5431 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5432 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5433 (struct base_arch_s): Rename reserved to xmega_p.
5434 Rename reserved2 to have_rampd.
5435 (AVR_XMEGA): New define.
5436 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5437 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5438 * config/avr/predicates.md (io_address_operand): Take into
5440 (low_io_address_operand): Ditto.
5441 (high_io_address_operand): Ditto.
5442 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5443 (enabled, movhi_sp_r): Use them.
5444 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5445 cpp_define_formatted to built-in define __AVR_ARCH__.
5446 (__AVR_XMEGA__): New built-in define.
5447 (__AVR_HAVE_RAMPD__): New built-in define.
5448 (__AVR_HAVE_RAMPX__): New built-in define.
5449 (__AVR_HAVE_RAMPY__): New built-in define.
5450 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5452 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5453 (avr_option_override): Initialize them.
5454 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5455 (avr_init_expanders): Initialize them. No more block several calls.
5456 (emit_push_sfr): New static function.
5457 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5459 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5460 (avr_print_operand): Print addreeses as symbols for
5461 RAMPX, RAMPY, RAMPD, CCP.
5462 (output_movhi): Handle AVR_XMEGA when writing to SP.
5463 (avr_out_movhi_mr_r_xmega): New static function.
5464 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5465 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5466 __RAMPD__, __CCP__ as needed.
5468 * config/avr/multilib.h: Regenerate.
5469 * config/avr/t-multilib: Regenerate.
5470 * config/avr/avr-tables.opt: Regenerate.
5472 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5474 PR tree-optimization/50561
5475 * graphite-flattening.c (lst_project_loop): Do not
5476 remove old scattering dimensions after flattening.
5477 (lst_do_flatten): Likewise.
5479 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5481 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5482 __builtin_avr_map8, __builtin_avr_map16.
5483 Document __builtin_avr_insert_bits.
5485 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5486 (insert_bits): New insn.
5487 (adjust_len.map_bits): Rename to insert_bits.
5488 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5489 * avr-protos.h (avr_out_map_bits): Remove.
5490 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5491 * config/avr/constraints.md (Cxf,C0f): New.
5492 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5493 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5494 New built-in define __BUILTIN_AVR_INSERT_BITS.
5495 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5496 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5497 (avr_move_bits): Rewrite.
5498 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5500 (avr_map_op_t): New typedef.
5501 (avr_map_op): New static variable.
5502 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5503 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5504 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5505 (bdesc_3arg, avr_expand_triop_builtin): New.
5506 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5507 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5508 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5509 (avr_map_equal_p, avr_map_sig_p): Remove.
5510 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5511 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5512 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5513 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5514 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5515 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5517 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5519 * config/c6x/c6x.md (reserve_cycles): New attribute.
5520 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5521 don't reserve functional units after the branch occurs.
5523 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5526 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5527 functions into non-tm_pure functions.
5529 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5532 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5533 (iterative_hash_canonical_type): Likewise.
5534 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5537 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5539 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5540 sched-group insn, it either remains alone or the entire list is pruned.
5542 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5544 * doc/install.texi (Prerequisites): Fix grammar.
5545 (Configuration): Likewise.
5547 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5549 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5550 MPC as part of GCC before describing configuring with --with-gmp etc.
5551 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5552 sources are present.
5554 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5557 * dwarf2out.c (clone_tree_hash): New function.
5558 (copy_decls_walk): Use it instead of clone_tree.
5560 2012-02-14 Richard Guenther <rguenther@suse.de>
5562 PR tree-optimization/52244
5563 PR tree-optimization/51528
5564 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5565 replacements for integral types.
5567 2012-02-14 Walter Lee <walt@tilera.com>
5569 * config.gcc: Handle tilegx and tilepro.
5570 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5572 Add HAVE_AS_TLS check for tilegx and tilepro.
5573 * configure: Regenerate.
5574 * doc/contrib.texi: Add Mat Hostetter and self.
5575 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5576 Document instruction intrinsics and network accessing intrinsics.
5577 (TILEPro Built-in Functions): New node. Document instruction
5578 intrinsics and network accessing intrinsics.
5579 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5580 (Specific, tilepro-*-linux*): Likewise.
5581 * doc/invoke.texi (TILE-Gx Options): New section.
5582 (TILEPro Options): New section.
5583 * doc/md.texi (TILE-Gx): New section.
5584 (TILEPro): New section.
5585 * common/config/tilegx/tilegx-common.c: New file.
5586 * common/config/tilepro/tilepro-common.c: New file.
5587 * config/tilegx/constraints.md: New file.
5588 * config/tilegx/linux.h: New file.
5589 * config/tilegx/mul-tables.c: New file.
5590 * config/tilegx/predicates.md: New file.
5591 * config/tilegx/sync.md: New file.
5592 * config/tilegx/t-tilegx: New file.
5593 * config/tilegx/tilegx-builtins.h: New file.
5594 * config/tilegx/tilegx-c.c: New file.
5595 * config/tilegx/tilegx-generic.md: New file.
5596 * config/tilegx/tilegx-modes.def: New file.
5597 * config/tilegx/tilegx-multiply.h: New file.
5598 * config/tilegx/tilegx-protos.h: New file.
5599 * config/tilegx/tilegx.c: New file.
5600 * config/tilegx/tilegx.h: New file.
5601 * config/tilegx/tilegx.md: New file.
5602 * config/tilegx/tilegx.opt: New file.
5603 * config/tilepro/constraints.md: New file.
5604 * config/tilepro/gen-mul-tables.cc: New file.
5605 * config/tilepro/linux.h: New file.
5606 * config/tilepro/mul-tables.c: New file.
5607 * config/tilepro/predicates.md: New file.
5608 * config/tilepro/t-tilepro: New file.
5609 * config/tilepro/tilepro-builtins.h: New file.
5610 * config/tilepro/tilepro-c.c: New file.
5611 * config/tilepro/tilepro-generic.md: New file.
5612 * config/tilepro/tilepro-modes.def: New file.
5613 * config/tilepro/tilepro-multiply.h: New file.
5614 * config/tilepro/tilepro-protos.h: New file.
5615 * config/tilepro/tilepro.c: New file.
5616 * config/tilepro/tilepro.h: New file.
5617 * config/tilepro/tilepro.md: New file.
5618 * config/tilepro/tilepro.opt: New file.
5620 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5622 PR tree-optimization/52210
5623 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5624 vect_model_simple_cost with two entry vect_def_type array instead
5625 of an address of dt.
5627 2012-02-14 Richard Guenther <rguenther@suse.de>
5630 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5631 Do not stream DECL_QUALIFIER.
5632 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5633 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5634 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5636 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5639 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5642 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5645 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5646 * cselib.c (cselib_subst_to_values_from_insn): New function.
5647 * sched-deps.c (add_insn_mem_dependence,
5648 sched_analyze_1, sched_analyze_2): Use it.
5650 2012-02-13 Jan Hubicka <jh@suse.cz>
5653 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5655 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5657 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5658 (GTM_SELF_SPECS): Define if not already defined.
5659 (driver_self_specs): Add GTM_SELF_SPECS.
5660 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5661 (GTM_SELF_SPECS): Define.
5662 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5663 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5665 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5667 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5670 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5673 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5674 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5676 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5679 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5681 2012-02-13 Richard Guenther <rguenther@suse.de>
5683 PR translation/52211
5684 * passes.c (enable_disable_pass): Fix typo.
5686 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5689 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5690 XOR for reduce_bit_field if type is unsigned.
5692 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5694 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5695 disallow changes from SFmode to mode with different size in FP regs.
5697 2012-02-12 Robert Millan <rmh@gnu.org>
5698 Gerald Pfeifer <gerald@pfeifer.com>
5700 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5703 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5705 PR rtl-optimization/52175
5706 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5707 to frame-related instructions.
5709 2012-02-10 Jason Merrill <jason@redhat.com>
5712 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5713 (demangle_new_symbols): Fill it.
5714 (scan_linker_output): Walk it.
5715 (start_tweaking): Split out from scan_linker_output.
5716 (maybe_tweak): Update sym->chosen.
5717 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5719 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5722 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5724 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5726 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5727 having the same mode as previous compare.
5729 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5731 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5732 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5733 (nonlocal_goto_internal): Likewise.
5734 (nonlocal_goto): Emit a use and an indirect jump directly.
5736 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5739 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5740 __atomic_{is,always}_lock_free.
5742 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5745 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5746 negative constant address for x32.
5748 2012-02-10 Richard Henderson <rth@redhat.com>
5750 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5751 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5752 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5754 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5755 Ira Rosen <irar@il.ibm.com>
5757 PR tree-optimization/50031
5758 * targhooks.c (default_builtin_vectorization_cost): Handle
5760 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5761 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5762 all types of reduction and pattern statements.
5763 (vect_estimate_min_profitable_iters): Likewise.
5764 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5765 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5766 for explicit realigns.
5767 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5768 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5770 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5771 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5772 vec_perm for VSX and handle vec_promote_demote.
5774 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5777 * builtins.c (fold_builtin_atomic_always_lock_free,
5778 expand_builtin_atomic_always_lock_free,
5779 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5780 Return and/or test boolean_true_node/boolean_false_node instead of
5781 integer_one_node/integer_zero_node.
5783 2012-02-10 Jan Hubicka <jh@suse.cz>
5786 * predict.c (predict_paths_for_bb): Prevent looping.
5787 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5789 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5791 * config/arm/arm.c (output_move_double): In one case properly
5792 count number of instructions that will be emitted.
5794 2012-02-10 Richard Guenther <rguenther@suse.de>
5796 PR translation/52193
5797 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5799 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5802 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5804 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5807 * var-tracking.c (emit_note_insn_var_location): If
5808 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5809 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5810 non-NOTE_DURING_CALL_P insn.
5812 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5815 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5817 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5820 * gcc.c (switch_matches) Support switches with separated form,
5823 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5825 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5827 (RAMPZ_ADDR): Ditto.
5828 * config/avr/avr.c (avr_addr_t): New typedef.
5829 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5830 (avr_init_expanders): Initialize it.
5831 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5833 (expand_epilogue): Ditto.
5834 (avr_print_operand): Ditto.
5835 (avr_file_start): Ditto.
5836 (avr_emit_movmemhi): Ditto.
5838 2012-02-08 Richard Guenther <rguenther@suse.de>
5840 PR tree-optimization/46886
5841 * tree-flow.h (do_while_loop_p): Declare.
5842 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5843 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5845 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5847 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5848 always succeed for integers larger than a native word.
5850 2012-02-08 Richard Guenther <rguenther@suse.de>
5852 PR rtl-optimization/52170
5853 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5854 properly handle integer vector modes.
5856 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5858 PR gcov-profile/52150
5859 * coverage.c: Include target.h.
5860 (build_var): Call targetm.strip_name_encoding on the assembler name.
5861 Change one _ into . or $ if the target allows it.
5862 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5864 PR rtl-optimization/52139
5865 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5866 is a BARRIER after emit_insn_after_noloc, move BB_END
5867 to the last non-BARRIER insn before it.
5869 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5872 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5873 (mips_gimplify_va_arg_expr): Call it instead of
5874 std_gimplify_va_arg_expr.
5876 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5878 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5879 message for -mno-pointers-to-nested-function.
5881 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5884 * expr.c (get_inner_reference): If there is an offset, add a negative
5885 bit position to it (if any).
5887 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5889 PR rtl-optimization/52060
5890 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5891 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5892 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5893 and/or i0src_copy2 when needed.
5895 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5897 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5898 or LTOPLUGINSONAME if have_c.
5900 * config/freebsd-spec.h: Add comment about what macros can be defined
5902 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5903 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5906 2012-02-07 Richard Guenther <rguenther@suse.de>
5908 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5909 newline in -alias dumps.
5911 2012-02-07 Kai Tietz <ktietz@redhat.com>
5912 Dave Korn <dave.korn.cygwin@gmail.com>
5915 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5916 Take care that typinfo gets dllexport-attribute.
5918 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5921 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5922 if modifier < EXPAND_SUM call force_operand on the result.
5924 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5926 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5927 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5929 (epiphany_function_type): Replace types for specific interrupts with
5930 EPIPHANY_FUNCTION_INTERRUPT.
5931 (EPIPHANY_INTERRUPT_P): Update.
5932 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5933 New static function.
5934 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5935 <disinterrupt>: Affects type identity.
5936 (epiphany_handle_interrupt_attribute): Handle variable number of
5938 (epiphany_compute_function_type): Update for new
5939 epiphany_function_type definition.
5940 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5941 handlers with a longcall forwarder.
5942 (epiphany_start_function): Handle multiple interrupt arguments and/or
5943 forwarder_section attribute.
5945 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5948 2012-02-07 Alan Modra <amodra@gmail.com>
5951 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5954 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5956 PR tree-optimization/50969
5957 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5958 use vec_perm rather than vector_stmt.
5959 (vect_model_load_cost): Likewise.
5960 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5961 vec_perm to be the same as other vector statements.
5962 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5963 cost of vec_perm for TARGET_VSX.
5965 2012-02-06 Richard Guenther <rguenther@suse.de>
5967 PR tree-optimization/52115
5968 * tree-sra.c (access_has_replacements_p): New function.
5969 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5971 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5974 * trans-mem.c (expand_call_tm): Add an assertion.
5975 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5978 2012-02-06 Richard Guenther <rguenther@suse.de>
5980 PR tree-optimization/50955
5981 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5982 raise cost of expressions that replace an address with an
5983 expression based on a different pointer.
5985 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5988 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5989 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5991 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5994 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5995 -Weffc++ and specify guidelines come from second edition.
5997 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5999 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6000 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6001 (call_direct_split, call_value_split, call_value_internal_direct)
6002 (call_value_direct_split, call_value_multiple_split): Use jal and
6003 jal_macro attributes.
6005 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6007 * reload1.c (reload_regs_reach_end_p): Replace with...
6008 (reload_reg_rtx_reaches_end_p): ...this function.
6009 (new_spill_reg_store): Update commentary.
6010 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6011 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6012 before setting new_spill_reg_store.
6013 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6014 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6015 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6016 for non-spill reload registers.
6018 2012-02-05 Ira Rosen <irar@il.ibm.com>
6020 PR tree-optimization/52091
6021 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6022 (vect_is_simple_use_1): Likewise.
6023 * tree-vect-loop.c (vectorizable_reduction): Update calls
6024 to vect_is_simple_use_1 and vect_is_simple_use.
6025 (vectorizable_live_operation): Likewise.
6026 * tree-vect-patterns.c (widened_name_p,
6027 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6028 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6029 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6030 vectorizable_shift,vectorizable_operation, vectorizable_store,
6031 vectorizable_load): Likewise.
6032 (vect_is_simple_cond): Add an argument, pass it to
6033 vect_is_simple_use_1.
6034 (vectorizable_condition): Update calls to vect_is_simple_cond,
6036 (vect_is_simple_use): Add an argument, the statement in which
6037 OPERAND is used. Check that if OPERAND's def stmt is a double
6038 reduction phi node, the use is a phi node too.
6039 (vect_is_simple_use_1): Add an argument, pass it to
6041 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6042 to vect_is_simple_use.
6044 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6046 PR rtl-optimization/52095
6047 * modulo-sched.c (dump_insn_locator): New function.
6048 (loop_canon_p, sms_schedule): Use it.
6050 PR rtl-optimization/52113
6051 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6052 even for decomposable shift/zext insns.
6054 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6055 Zdenek Dvorak <ook@ucw.cz>
6057 PR rtl-optimization/52092
6058 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6059 on get_iv_value result.
6061 2012-02-02 Andrew Pinski <apinski@cavium.com>
6065 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6067 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6070 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6072 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6074 PR rtl-optimization/49800
6075 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6076 (sched_finish): Call regstat_free_n_sets_and_refs.
6078 2012-02-02 Jia Liu <proljc@gmail.com>
6080 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6083 2012-02-02 Jan Hubicka <jh@suse.cz>
6084 Tom de Vries <tom@codesourcery.com>
6087 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6088 * varpool.c (varpool_analyze_pending_decls): Likewise.
6090 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6091 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6093 * config.gcc: Add cr16-* support.
6095 * doc/extend.texi: Document cr16 extensions.
6096 * doc/install.texi: Document cr16 install.
6097 * doc/invoke.texi: Document cr16 options.
6098 * doc/md.texi: Document cr16 constraints.
6100 * common/config/cr16/cr16-common.c: New file.
6101 * config/cr16/cr16.c: New file.
6102 * config/cr16/cr16.h: New file.
6103 * config/cr16/cr16.md: New file.
6104 * config/cr16/cr16.opt: New file.
6105 * config/cr16/cr16-protos.h: New file.
6106 * config/cr16/predicates.md: New file.
6107 * config/cr16/constraints.md: New file.
6108 * config/cr16/t-cr16: New file.
6110 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6113 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6114 that operands[2] is either immediate, or q_regs_operand.
6116 PR tree-optimization/52073
6117 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6118 a pattern stmt for pattern uses, ignore uses outside of the loop.
6120 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6122 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6123 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6124 (OUT_AS1, OUT_AS2): Remove.
6126 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6128 PR rtl-optimization/51374
6129 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6130 to cross other volatile_refs_p insns.
6132 2012-02-01 Richard Guenther <rguenther@suse.de>
6134 * doc/invoke.texi (fno-inline): Clarify documentation.
6135 (finline-small-functions): Likewise.
6136 (finline-functions): Likewise.
6137 * common.opt (finline): Adjust comment and documentation.
6138 (finline-small-functions): Clarify documentation.
6139 (finline-functions): Likewise.
6140 (finline-functions-called-once): Likewise.
6142 2012-02-01 Tristan Gingold <gingold@adacore.com>
6144 * c-typeck.c (composite_type): Keep mode for pointers.
6146 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6148 * function.h (regno_reg_rtx): Adjust comment.
6149 * reginfo.c (init_reg_modes_target): Only use the previous mode
6150 if it fits within one register. Remove MIPS comment.
6152 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6155 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6157 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6159 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6160 to srak instruction.
6162 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6164 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6166 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6171 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6173 2012-01-31 Richard Guenther <rguenther@suse.de>
6175 PR tree-optimization/51528
6176 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6179 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6184 * ree.c (add_removable_extension): Change def_map argument
6185 to unsigned *, store in def_map 1 + offset into *insn_list vector
6186 instead of pointers into the vector.
6187 (find_removable_extensions): Adjust caller.
6189 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6191 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6192 Transform all "* quoted-c-code" to { c-code }.
6193 Remove redundant test for "optimize" in combine patterns.
6194 Move (include "avr-dimode.md") to end of file.
6196 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6199 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6200 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6202 2012-01-30 Richard Guenther <rguenther@suse.de>
6204 PR tree-optimization/52028
6205 * tree-loop-distribution.c (ldist_gen): Properly update
6208 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6211 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6212 set_cur_line_info_table if not emitting debug info.
6214 PR tree-optimization/52046
6215 * tree-vect-patterns.c (check_bool_pattern): Give up if
6216 a comparison could throw.
6219 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6221 2012-01-30 Richard Guenther <rguenther@suse.de>
6223 PR tree-optimization/52045
6224 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6225 SSA form if cfgcleanup did anything.
6227 2012-01-30 Richard Guenther <rguenther@suse.de>
6229 PR tree-optimization/52045
6230 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6231 before computing final todo.
6233 2012-01-30 Richard Guenther <rguenther@suse.de>
6235 PR tree-optimization/51528
6236 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6239 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6241 * df-problems.c (df_kill_notes): Check that the use refers
6242 to the note under examination.
6244 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6247 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6248 parameter and use short-lived pseudos.
6249 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6250 (sparc_expand_vector_init): Const-ify local variables and adjust
6251 calls to above functions.
6253 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6255 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6257 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6259 * doc/invoke.texi: Make usage of "compile time" and
6260 "run time"/"runtime" consistent throughout the file.
6262 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6264 * config/alpha/alpha.c (alpha_option_override): Default to
6265 full IEEE compliance mode for Go language.
6267 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6269 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6270 (LINK_SSP_SPEC): Define.
6272 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6275 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6278 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6280 * doc/invoke.texi: Correct hyphenation of "floating point",
6281 "double precision", and related terminology throughout the file.
6283 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6286 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6287 arm_general_register_operand predicate for operand 2 instead of
6290 2012-01-27 Ian Lance Taylor <iant@google.com>
6293 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6294 * builtins.c (expand_builtin_init_trampoline): Add onstack
6295 parameter. Change caller.
6296 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6297 * tree.c (build_common_builtin_nodes): Declare
6298 __builtin_init_heap_trampoline.
6300 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6302 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6303 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6304 * config/avr/avr.c: Ditto.
6305 (avr_regnames): Remove because unused.
6306 * config/avr/avr.md (*cpse.ne): New peephole.
6307 (*cpse.eq): New peephole from former cpse peepholes.
6309 2012-01-27 Michael Eager <eager@eagercon.com>
6311 * config/microblaze.c (microblaze_emit_compare): Correct
6312 test after pcmp instruction.
6314 2012-01-27 Richard Guenther <rguenther@suse.de>
6316 PR tree-optimization/52020
6317 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6319 2012-01-27 Richard Guenther <rguenther@suse.de>
6321 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6322 function non-const/pure.
6324 2012-01-27 Richard Guenther <rguenther@suse.de>
6326 PR tree-optimization/50444
6327 * tree-sra.c (build_ref_for_offset): Properly adjust the
6328 MEM_REF type for unaligned accesses.
6330 2012-01-27 Richard Guenther <rguenther@suse.de>
6332 PR tree-optimization/50444
6333 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6334 (expand_assignment): Use it. Properly handle misaligned
6335 bases when expanding stores to component references.
6336 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6339 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6342 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6343 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6344 * tree-data-ref.c (find_data_references_in_loop): Make static.
6345 (compute_all_dependences): Change return type to bool. Bail out
6346 for too many datarefs in a loop. Move the hunk resetting the data
6347 dependences vector from ...
6348 (compute_data_dependences_for_loop): ... here. Account for
6349 compute_all_dependences returning false.
6350 (compute_data_dependences_for_bb): Likewise.
6351 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6352 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6354 2012-01-27 Richard Guenther <rguenther@suse.de>
6357 * expr.c (store_field): Use the alias-set of the scratch memory
6360 2012-01-27 Tom de Vries <tom@codesourcery.com>
6362 PR tree-optimization/51990
6363 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6365 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6367 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6370 * var-tracking.c (reverse_op): Don't add any reverse operation
6371 if V already has any constant locations.
6373 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6375 * doc/invoke.texi: Correct usage of "command line" (noun)
6376 vs "command-line" (adjective) throughout.
6378 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6380 * doc/invoke.texi (Language Independent Options): Move
6381 -Wcoverage-mismatch blurb from here....
6382 (Warning Options): ...to here.
6384 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6386 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6387 Set rs6000_always_hint to false for 476.
6389 2012-01-27 Matthias Klose <doko@ubuntu.com>
6391 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6393 * incpath.c (add_standard_paths): Likewise.
6395 2012-01-27 Richard Henderson <rth@redhat.com>
6397 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6398 * config/m68k/sync.md (atomic_test_and_set): Rename from
6399 sync_test_and_setqi and adjust the operands.
6400 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6401 and unconditionally enable.
6403 2012-01-27 Richard Henderson <rth@redhat.com>
6405 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6406 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6407 (ldstub): Rename from ldstubqi.
6408 (ldstub<I24MODE>): Remove.
6410 2012-01-27 Richard Henderson <rth@redhat.com>
6412 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6413 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6414 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6415 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6416 * doc/tm.texi: Rebuild.
6418 2012-01-27 Richard Henderson <rth@redhat.com>
6420 * optabs.c (gen_atomic_test_and_set): Remove default.
6421 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6423 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6425 PR rtl-optimization/51978
6426 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6427 (combine_reaching_defs): Likewise.
6428 (struct re_info): Remove.
6429 (add_removable_extension): Remove x and data arguments,
6430 add insn, insn_list and def_map. Use the arguments directly
6431 instead of using struct re_info.
6432 (find_removable_extensions): Don't call add_removable_extension
6433 through note_stores, instead just call it with single_set
6435 (find_and_remove_re): Pass curr_cand->expr instead of
6436 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6438 2012-01-26 Michael Matz <matz@suse.de>
6440 PR tree-optimization/46590
6441 * cfgexpand.c: Revert last change (r183305).
6442 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6444 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6445 checking for emptiness.
6447 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6450 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6451 non-addressable non-BLKmode base correctly.
6453 2012-01-26 Michael Matz <matz@suse.de>
6455 PR tree-optimization/48794
6456 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6457 regions referenced from RESX/EH_DISPATCH.
6459 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6461 * config/s390/s390.h: Make BRANCH_COST an option.
6462 * config/s390/s390.opt: New option -mbranch-cost.
6464 2012-01-26 Richard Henderson <rth@redhat.com>
6466 Revert 2012-01-24 change:
6467 * trans-mem.c (requires_barrier): Do not instrument thread local
6468 variables and emit save/restore for them.
6470 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6473 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6476 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6478 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6481 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6484 Rename __pgm to __flash.
6485 Rename __pgm1 to __flash1.
6486 Rename __pgm2 to __flash2.
6487 Rename __pgm3 to __flash3.
6488 Rename __pgm4 to __flash4.
6489 Rename __pgm5 to __flash5.
6490 Rename __pgmx to __memx.
6491 * doc/extend.texi (AVR Named Address Spaces)
6492 Rename address space names as indicated above.
6493 * config/avr/avr.c (avr_addrspace): Ditto.
6495 * config/avr/avr-protos.h
6496 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6497 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6498 * config/avr/predicates.md: Ditto.
6499 * config/avr/avr.c Ditto, and
6500 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6501 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6503 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6504 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6505 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6506 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6507 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6508 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6509 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6510 * config/avr/avr.c: Ditto.
6511 * config/avr/avr.md: Ditto.
6513 2012-01-25 Jason Merrill <jason@redhat.com>
6516 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6518 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6520 PR tree-optimization/51987
6521 * tree-data-ref.c (get_references_in_stmt): Handle references in
6522 non-volatile GIMPLE_ASM.
6524 2012-01-25 Richard Guenther <rguenther@suse.de>
6526 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6527 bases are dereferenced.
6529 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6531 PR rtl-optimization/48374
6532 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6534 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6536 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6537 compute_data_dependences_for_loop returns false.
6538 * tree-parloops.c (loop_parallel_p): Likewise.
6540 2012-01-25 Richard Guenther <rguenther@suse.de>
6542 * tree.h (get_pointer_alignment_1): Declare.
6543 * builtins.c (get_pointer_alignment_1): New function.
6544 (get_pointer_alignment): Use it.
6546 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6548 PR rtl-optimization/48308
6549 * combine.c (enum undo_kind): Add UNDO_LINKS.
6550 (struct undo): Add member l to other_contents and where.
6551 (do_SUBST_LINK): New.
6553 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6554 (undo_all): Handle UNDO_LINKS.
6556 2012-01-25 Richard Henderson <rth@redhat.com>
6558 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6561 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6563 * optabs.c (gen_atomic_test_and_set): Use each argument.
6565 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6567 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6568 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6569 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6570 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6571 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6572 TARGET_PAIRED_SINGLE_FLOAT.
6574 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6576 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6577 (in_struct, return_val): Remove MEM documentation.
6578 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6579 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6580 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6582 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6583 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6584 * expr.c (store_field): Likewise.
6585 * function.c (assign_stack_temp_for_type): Likewise.
6586 * ifcvt.c (noce_try_cmove_arith): Likewise.
6587 * reload1.c (reload): Likewise.
6588 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6589 (alpha_set_memflags): Likewise.
6590 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6592 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6594 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6596 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6597 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6598 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6600 * cselib.c (cselib_rtx_varies_p): Delete.
6601 (cselib_invalidate_mem): Update call to canon_true_dependence.
6602 * dse.c (record_store, check_mem_read_rtx): Likewise.
6603 (scan_reads_nospill): Likewise.
6604 * cse.c (check_dependence): Likewise.
6605 (cse_rtx_varies_p): Delete.
6606 * expr.c (safe_from_p): Update call to true_dependence.
6607 * ira.c (validate_equiv_mem_from_store): Likewise.
6608 (memref_referenced_p): Likewise.
6609 * postreload-gcse.c (find_mem_conflicts): Likewise.
6610 * sched-deps.c (sched_analyze_2): Likewise.
6611 * store-motion.c (load_kills_store): Likewise.
6612 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6613 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6614 (compute_transp): Update call to canon_true_dependence.
6616 2012-01-25 Richard Henderson <rth@redhat.com>
6618 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6619 (maybe_emit_atomic_test_and_set): New.
6620 (expand_sync_lock_test_and_set): Use it.
6621 (expand_atomic_test_and_set): Likewise.
6622 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6623 the implementation; clarify implementation defined details.
6624 * doc/md.texi (atomic_test_and_set): Document.
6626 2012-01-25 Richard Henderson <rth@redhat.com>
6628 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6630 2012-01-25 Richard Henderson <rth@redhat.com>
6633 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6634 to effect no-op split.
6636 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6639 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6640 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6641 (BT_FN_VOID_PTR_INT_SIZE): New.
6642 (BT_FN_UINT_UINT_VAR): Remove.
6643 (BT_FN_UINT32_UINT32_VAR): New.
6644 (BT_FN_DOUBLE_VPTR): Remove.
6645 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6647 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6648 (_ITM_changeTransactionMode): Same.
6649 (_ITM_memmoveRtWt): Change return type to void.
6650 (_ITM_memcpyRtWt): Same.
6651 (_ITM_memsetW): Same.
6652 (_ITM_RaRD): Change types to double.
6657 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6659 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6660 Patrick Marlier <patrick.marlier@gmail.com>
6662 * trans-mem.c (requires_barrier): Do not instrument thread local
6663 variables and emit save/restore for them.
6665 2012-01-24 Jason Merrill <jason@redhat.com>
6668 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6669 output static aliases.
6671 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6674 * common.opt (-pie, -shared, pie, shared): Change from Common to
6676 * gcc.c (display_help): Display help for -pie and -shared.
6678 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6681 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6682 Remove note on size/offset limitation.
6683 (AVR Variable Attributes): Add example how to read data located
6684 with progmem. Refer to named address spaces.
6685 * doc/invoke.texi (AVR Options): Fix typo.
6687 2012-01-24 Richard Guenther <rguenther@suse.de>
6689 Forward-port to trunk
6690 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6693 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6694 op0 isn't sufficiently aligned and there is movmisalignM
6695 insn for mode, use it to load op0 into a temporary register.
6697 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6700 * target.def (const_not_ok_for_debug_p): New hook.
6701 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6703 * doc/tm.texi: Regenerated.
6704 * dwarf2out.c (const_ok_for_output_1): If
6705 targetm.const_not_ok_for_debug_p returns true, fail.
6706 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6708 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6710 2012-01-23 Kai Tietz <ktietz@redhat.com>
6713 * config/i386/predicates.md (symbolic_operand): Allow
6714 UNSPEC_PCREL as PIC expression for lea.
6715 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6716 * config/i386/i386.c (ix86_delegitimize_address): Handle
6717 UNSPEC_PCREL for none-MEM, too.
6719 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6721 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6722 (ipa_tm_create_version_alias): Same.
6724 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6727 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6728 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6730 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6731 Patrick Marlier <patrick.marlier@gmail.com>
6732 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6735 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6736 simple_object_start_read.
6738 2012-01-23 Richard Guenther <rguenther@suse.de>
6741 PR tree-optimization/51895
6742 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6743 parameter decomposition into BLKmode components.
6745 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6747 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6748 fake variables for restrict-qualified pointers whose pointed-to type
6749 contains a placeholder.
6751 2012-01-23 Richard Guenther <rguenther@suse.de>
6753 PR tree-optimization/51949
6754 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6756 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6758 PR rtl-optimization/51933
6759 * ree.c (transform_ifelse): Return true right away if dstreg is
6760 already wider or equal to cand->mode.
6761 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6762 (make_defs_and_copies_lists): Remove defs_list and copies_list
6763 arguments, add state argument, just truncate state->work_list
6764 instead of always allocating and freeing the vector. Assert that
6765 get_defs succeeds instead of returning 2. Changed return type to bool.
6766 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6767 have ext_src_mode, see if it has been modified already with the
6768 right kind of extension and has been extended before from the
6769 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6770 just return true. Remember the original mode in state->modified array.
6771 (combine_reaching_defs): Add state argument. Don't allocate and
6772 free here def_list, copied_list and vec vectors, instead just
6773 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6774 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6775 Add state variable, clear vectors in it, initialize state.modified
6776 if needed. Free all the vectors at the end and state.modified too.
6777 Don't skip a candidate if the extension expression has been modified.
6779 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6782 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6783 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6784 (extra_options) interix.opt -> i386/interix.opt"
6785 (extra_objs):Add winnt-stubs.o
6786 * configure.ac: Add interix to target_os .comm on PE check.
6787 * configure: Regenerate.
6788 * config/interix3.h: Delete and move bits to..
6789 * config/interix.h: Delete and move bits to..
6790 * config/i386/i386-interix3.h: Delete and move bits to..
6791 * config/i386/i386-interix.h: ..here.
6792 (TARGET_CPU_DEFAULT): Remove redefinition.
6793 (TARGET_ASM_CONSTRUCTOR): Undefine.
6794 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6795 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6796 (PTRDIFF_TYPE): Define.
6797 (LONG_DOUBLE_TYPE_SIZE): Define.
6798 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6799 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6800 (TARGET_SECTION_TYPE_FLAGS): Define.
6801 (ASM_DECLARE_FUNCTION_NAME): Define.
6802 (ASM_OUTPUT_EXTERNAL): Define.
6803 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6804 (ASM_OUTPUT_ALIGNED_BSS): Define.
6805 (PCC_BITFIELD_TYPE_MATTERS): Define.
6806 (USE_CONST_SECTION): Define.
6807 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6808 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6809 (SUPPORTS_ONE_ONLY): Remove.
6810 (I386_PE_STRIP_ENCODING): Define.
6811 * config/interix.opt: Delete and move bits to..
6812 * config/i386/interix.opt: ..here. New.
6813 (mpe-aligned-commons): Add.
6814 * config/i386/t-interix: Add copyright header.
6815 (winnt-stubs.o): Add rule.
6817 2012-01-22 Jason Merrill <jason@redhat.com>
6820 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6821 for extra name aliases.
6823 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6825 PR rtl-optimization/51924
6826 * ree.c (combine_set_extension): Improve debugging message.
6827 (combine_reaching_defs): Likewise.
6828 (get_defs): Rename confusingly named variable.
6829 (find_and_remove_re): Skip a candidate if the extension expression has
6832 2012-01-21 Robert Millan <rmh@gnu.org>
6833 Gerald Pfeifer <gerald@pfeifer.com>
6835 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6836 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6838 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6840 PR tree-optimization/51914
6841 * tree-vect-stmts.c (vectorizable_conversion): For
6842 cvt_type && modifier == WIDEN, put temporary with cvt_type
6843 at the beginning of vec_dsts and set vec_dest to temporary
6846 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6848 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6850 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6852 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6853 * config/rs6000/rs6000.c: Likewise.
6855 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6858 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6859 output_move_double on a copy of operands array.
6861 2012-01-20 Cary Coutant <ccoutant@google.com>
6862 Dodji Seketeli <dodji@redhat.com>
6865 * dwarf2out.c (copy_declaration_context): Return ref to parent
6866 of declaration DIE, if necessary.
6867 (remove_child_or_replace_with_skeleton): Add new parameter; update
6868 caller. Place skeleton DIE under parent DIE of original declaration.
6869 Move call to copy_declaration_context to here ...
6870 (break_out_comdat_types): ... from here.
6872 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6874 PR rtl-optimization/51856
6875 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6878 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6881 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6882 hints for neon loads and stores.
6884 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6888 * doc/extend.texi (Named Address Spaces): Split into subsections.
6889 (AVR Named Address Spaces): New subsection.
6890 (M32C Named Address Spaces): New subsection.
6891 (RL78 Named Address Spaces): New subsection.
6892 (SPU Named Address Spaces): New subsection.
6893 (Variable Attributes): New anchor "AVR Variable Attributes".
6894 (AVR Variable Attributes): Rewrite and avoid wording
6895 "address space" in this context.
6896 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6897 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6898 (AVR Built-in Macros): New subsubsection therein.
6899 * doc/md.texi (AVR constraints): Remove "C04", "R".
6901 2012-01-20 Richard Guenther <rguenther@suse.de>
6903 PR tree-optimization/51903
6904 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6905 when removing stmts.
6907 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6910 * config/arm/arm.c (arm_load_pic_register): Use
6911 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6912 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6913 (arm_pic_static_addr): Likewise.
6914 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6915 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6916 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6917 (pic_load_addr_unified): New.
6919 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6922 * function.c (instantiate_virtual_regs_in_insn): Use
6923 delete_insn_and_edges when removing a wrong asm insn.
6925 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6927 PR rtl-optimization/40761
6928 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6929 Add new member loop_num.
6930 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6931 (ira_build): Remove the parameter.
6933 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6934 (ira.c): Do not build CFG loops for one region allocation. Remove
6935 argument from ira_build call.
6937 * ira-build.c (init_loop_tree_node): New function.
6938 (create_loop_tree_nodes): Use it. Separate the case when CFG
6939 loops are not built.
6940 (more_one_region_p): Check current_loops.
6941 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6943 (add_loop_to_tree): Process loop equal to NULL too.
6944 (form_loop_tree): Separate the case when CFG loops are not built.
6945 Use explicitly number for the root.
6946 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6948 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6949 instead of loop->num.
6950 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6951 (mark_all_loops_for_removal): Ditto.
6952 (remove_unnecessary_regions): Separate the case when CFG loops
6954 (ira_build): Remove the parameter. Use explicit number of regions
6955 when CFG loops are not built.
6957 * ira-color.c (print_loop_title): Separate the case for the root node.
6958 Use loop_num instead of loop->num.
6959 (move_spill_restore): Use loop_num instead of loop->num.
6961 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6962 (change_loop): Ditto.
6963 (change_loop): Use loop_num instead of loop->num.
6965 * ira-lives.c (process_bb_node_lives): Ditto.
6967 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6969 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6971 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6974 * tree-mudflap.c (mf_artificial): New function.
6975 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6976 mx_register_decls, mudflap_enqueue_decl): Use it.
6979 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6980 numbers in the insn pattern.
6982 2012-01-19 Michael Matz <matz@suse.de>
6984 PR tree-optimization/46590
6985 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6986 use it in remembering which conflicts we already created.
6987 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6990 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6993 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6994 (merge_and_complain): Same.
6996 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6999 * config/initfini-array.h: Guard content of the header
7000 with #ifdef HAVE_INITFINI_ARRAY.
7001 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7002 Add initfini-array.h to tm_file here.
7003 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7004 * config.gcc: Don't add initfini-array.h to tm_file here.
7005 * configure: Regenerated.
7007 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7009 PR rtl-optimization/51505
7010 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7011 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7012 (df_note_bb_compute): Update the call to df_kill_notes.
7014 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7016 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7018 2012-01-18 Richard Guenther <rguenther@suse.de>
7020 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7021 of conversions to void *.
7023 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7024 Richard Sandiford <rdsandiford@googlemail.com>
7028 * optabs.h (simplify_expand_binop): Declare.
7029 * optabs.c (simplify_expand_binop): Make global.
7030 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7031 endian targets if the source cannot be exactly covered by word
7034 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7037 * hard-reg-set.h (struct hard_reg_set_container): New type.
7038 * target.h (struct hard_reg_set_container): Forward declare.
7039 * target.def (set_up_by_prologue): New target hook.
7040 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7041 * doc/tm.texi: Regenerated.
7042 * function.c (thread_prologue_and_epilogue_insns): Change
7043 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7044 Call targetm.set_up_by_prologue on it.
7045 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7046 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7048 2012-01-17 Nick Clifton <nickc@redhat.com>
7050 * config/rx/rx.c (rx_can_use_simple_return): New function.
7051 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7052 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7054 2012-01-17 Richard Guenther <rguenther@suse.de>
7057 * expr.c (expand_assignment): Take address-space information
7058 from the address operand of MEM_REF and TARGET_MEM_REF.
7059 (expand_expr_real_1): Likewise.
7061 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7063 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7064 reload dump is requested.
7066 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7069 * trans-mem.c (requires_barrier): Call may_be_aliased.
7071 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7073 PR tree-optimization/51877
7074 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7075 call arguments and fndecls compare equal, instead return false if they
7076 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7077 both SSA_NAMEs that are valueized the same, or they satisfy
7080 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7082 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7084 * configure: Regenerate.
7086 2012-01-16 Jan Hubicka <jh@suse.cz>
7090 * convert.c (convert_to_integer): Use fold_convert for
7091 converting an INTEGER_CST to integer type.
7093 2012-01-16 Jason Merrill <jason@redhat.com>
7096 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7098 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7101 * config/s390/s390.c (s390_chunkify_start): Don't skip
7102 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7103 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7104 If insn is followed by NOTE_INSN_VAR_LOCATION or
7105 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7106 Don't use location of note insns.
7108 PR tree-optimization/51865
7109 * tree-inline.c (tree_function_versioning): Call remap_decl
7110 on DECL_RESULT whenever it has VOID_TYPE_P type.
7112 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7114 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7115 for calls to locally-binding MIPS16 functions if only the return
7116 type uses float regs.
7118 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7119 Richard Sandiford <rdsandiford@googlemail.com>
7121 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7122 (SYMBOL_32_HIGH): Likewise.
7123 (mips_output_tls_reloc_directive): Declare.
7124 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7125 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7126 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7127 (mips_lo_relocs, mips_hi_relocs): Make extern.
7128 (mips16_stub_function): Move up file.
7129 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7130 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7131 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7132 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7133 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7134 (mips_get_tp): Add MIPS16 support.
7135 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7136 Generalize DTPREL and TPREL handling.
7137 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7138 Add MIPS16 TLS support.
7139 (mips_output_tls_reloc_directive): New function.
7140 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7141 * config/mips/predicates.md (symbolic_operand_with_high)
7142 (tls_reloc_operand): New predicates.
7143 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7144 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7145 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7146 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7147 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7148 (*tls_get_tp_mips16_call_<mode>): Likewise.
7150 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7152 PR rtl-optimization/51821
7153 * recog.c (peep2_find_free_register): Determine clobbered registers
7156 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7159 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7160 * config/avr/avr.c: Likewise.
7161 * config/avr/avr.h: Likewise.
7163 2012-01-13 Ian Lance Taylor <iant@google.com>
7166 * tree.h (TYPE_QUALS): Add cast to int.
7167 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7169 2012-01-13 Ian Lance Taylor <iant@google.com>
7171 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7172 comparing param_index to VEC_length result.
7174 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7176 * c-decl.c: Do not include tree-mudflap.h
7177 * tree-optimize.c: Likewise.
7178 * Makefile.in: Update dependencies.
7180 2012-01-13 Richard Guenther <rguenther@suse.de>
7183 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7184 variable-sized result always use RSO.
7186 2012-01-12 DJ Delorie <dj@redhat.com>
7188 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7189 pointer type, not just the default pointer type.
7191 2012-01-09 Richard Henderson <rth@redhat.com>
7192 Denis Chertykov <chertykov@gmail.com>
7195 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7196 * config/avr/avr.c (avr_can_eliminate): Simplify.
7197 (avr_initial_elimination_offset): Likewise.
7198 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7199 (expand_epilogue): Likewise.
7200 (avr_legitimize_address): Gut.
7201 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7202 (avr_hard_regno_nregs): New.
7203 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7204 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7205 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7206 add soft frame pointer.
7207 (CALL_USED_REGISTERS): Likewise.
7208 (REG_CLASS_CONTENTS): Likewise.
7209 (REGISTER_NAMES): Likewise.
7210 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7211 (HARD_FRAME_POINTER_REGNUM): New.
7212 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7213 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7214 remove the HARD_FRAME_POINTER self-elimination.
7216 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7219 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7220 DECL_EXTERNAL when checking for initializers of progmem variables.
7222 2012-01-12 Ira Rosen <irar@il.ibm.com>
7224 PR tree-optimization/51799
7225 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7226 that the last operation is a type demotion.
7228 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7230 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7231 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7233 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7236 * combine.c (distribute_notes): If i3 is a noreturn call,
7237 allow old_size to be equal to args_size and make sure the
7238 noreturn call gets REG_ARGS_SIZE note.
7239 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7240 on noreturn calls even when the delta is 0.
7242 2012-01-11 Nathan Sidwell <nathan@acm.org>
7244 * gcov.c (STRING_SIZE): Remove.
7245 (generate_results): Erase annotations for source files with no
7246 coverage information.
7248 (output_lines): Use it.
7250 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7252 * gimple.h (gimplify_body): Remove first argument.
7253 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7254 pointer set here, instead just pass DATA to walk_tree.
7255 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7256 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7257 (unvisit_body): Likewise, but with unmark_visited.
7258 (gimplify_body): Remove BODY_P argument and adjust.
7259 (gimplify_function_tree): Adjust call to gimplify_body.
7260 * omp-low.c (finalize_task_copyfn): Likewise.
7262 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7264 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7265 (build_function_type_skip_args): Delete.
7266 * tree.c (build_function_type_skip_args): Make static and add
7267 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7268 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7269 pass it to build_function_type_skip_args.
7270 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7271 (tree_function_versioning): Likewise.
7272 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7273 build_function_decl_skip_args.
7274 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7275 and pass it to build_function_decl_skip_args/tree_function_versioning.
7276 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7277 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7278 * trans-mem.c (ipa_tm_create_version): Likewise.
7279 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7280 * tree-inline.c (declare_return_variable): Remove always-true test.
7281 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7282 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7283 * ipa-split.c (split_function): Skip the return value for the split
7284 part if it doesn't return.
7286 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7288 PR tree-optimization/49642
7289 * ipa-split.c (forbidden_dominators): New variable.
7290 (check_forbidden_calls): New function.
7291 (dominated_by_forbidden): Likewise.
7292 (consider_split): Check for forbidden dominators.
7293 (execute_split_functions): Initialize and free forbidden
7294 dominators info; call check_forbidden_calls.
7296 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7298 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7300 2012-01-11 Nick Clifton <nickc@redhat.com>
7302 * config/rx/rx.md (return): Define pattern.
7304 2012-01-11 Richard Guenther <rguenther@suse.de>
7306 * doc/extend.texi (malloc attribute): Adjust according to
7309 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7310 Patrick Marlier <patrick.marlier@gmail.com>
7313 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7314 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7315 (ipa_tm_note_irrevocable): Same.
7316 (ipa_tm_scan_irr_block): Same.
7317 (ipa_tm_decrement_clone_counts): Same.
7318 (ipa_tm_scan_irr_function): Same.
7319 (ipa_tm_create_version_alias): Same.
7320 (ipa_tm_create_version): Same.
7321 (ipa_tm_transform_calls_redirect): Same.
7322 (ipa_tm_transform_calls): Same.
7323 (ipa_tm_transform_transaction): Same.
7324 (ipa_tm_execute): Same.
7326 2012-01-10 Richard Guenther <rguenther@suse.de>
7329 * opts.c (common_handle_option): Handle -Werror.
7331 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7333 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7336 2012-01-10 Jason Merrill <jason@redhat.com>
7338 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7341 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7343 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7344 supports R_386_TLS_GD_PLT reloc.
7345 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7346 supports R_386_TLS_LDM_PLT reloc.
7347 * configure: Regenerate.
7348 * config.in: Regenerate.
7350 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7353 Extend __pgmx semantics to linearize memory.
7354 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7355 determine if code comes inline or from libgcc.
7356 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7357 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7358 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7359 (movmemx_qi, movmemx_hi): New insns.
7360 (xload_<mode>_libgcc): Rewrite to new insn condition.
7361 (xload_<mode>): Remove insns.
7362 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7363 cases that don't satisfy avr_xload_libgcc_p().
7364 (avr_addr_space_convert): Allow converting in any direction.
7365 (avr_addr_space_subset_p): Return always true.
7366 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7367 (avr_emit_movmemhi): Ditto.
7368 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7369 (avr_out_movmem): Ditto.
7370 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7371 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7372 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7373 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7374 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7376 2012-01-10 Richard Guenther <rguenther@suse.de>
7378 PR tree-optimization/50913
7379 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7380 Require data-refs to be representable by Graphite with respect
7383 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7385 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7386 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7388 2012-01-10 Tom de Vries <tom@codesourcery.com>
7390 PR rtl-optimization/51271
7391 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7392 handling annulled branch.
7394 2012-01-10 Richard Henderson <rth@redhat.com>
7396 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7397 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7398 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7399 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7400 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7401 arm_expand_vec_perm_const): New.
7402 * config/arm/arm-protos.h: Update.
7403 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7404 (*neon_vswp<VDQX>): New.
7405 (neon_vcombine<VDX>): Use neon_split_vcombine.
7406 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7407 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7408 (vec_perm<VE>): New.
7410 2012-01-10 Richard Henderson <rth@redhat.com>
7412 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7413 use it if reload_completed.
7414 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7415 arm_output_asm_insn, arm_process_output_memory_barrier,
7416 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7417 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7418 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7419 arm_process_output_sync_insn, arm_output_sync_insn,
7420 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7421 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7422 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7423 (emit_unlikely_jump): New.
7424 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7425 (arm_split_atomic_op): New.
7426 * config/arm/arm-protos.h: Update.
7427 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7428 (struct arm_sync_generator): Remove.
7429 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7430 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7431 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7432 (VUNSPEC_LL, VUNSPEC_SC): New.
7433 (sync_result, sync_memory, sync_required_value, sync_new_value,
7434 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7435 (attr length): Don't use arm_sync_loop_insns.
7436 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7437 (movsfcc, movdfcc): Likewise.
7438 * config/arm/constraints.md (Ua): New.
7439 * config/arm/prediates.md (mem_noofs_operand): New.
7440 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7441 (sync_clobber, sync_t2_reqd): Remove.
7442 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7443 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7444 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7445 (arm_sync_compare_and_swap<SIDI>): Remove.
7446 (arm_sync_compare_and_swap<NARROW>): Remove.
7447 (arm_sync_lock_test_and_set<SIDI>): Remove.
7448 (arm_sync_lock_test_and_set<NARROW>): Remove.
7449 (arm_sync_new_<syncop><SIDI>): Remove.
7450 (arm_sync_new_<syncop><NARROW>): Remove.
7451 (arm_sync_new_nand<SIDI>): Remove.
7452 (arm_sync_new_nand<NARROW>): Remove.
7453 (arm_sync_old_<syncop><SIDI>): Remove.
7454 (arm_sync_old_<syncop><NARROW>): Remove.
7455 (arm_sync_old_nand<SIDI>): Remove.
7456 (arm_sync_old_nand<NARROW>): Remove.
7457 (*memory_barrier): Merge arm_output_memory_barrier.
7458 (atomic_compare_and_swap<QHSD>): New.
7459 (atomic_compare_and_swap<NARROW>_1): New.
7460 (atomic_compare_and_swap<SIDI>_1): New.
7461 (atomic_exchange<QHSD>): New.
7462 (cas_cmp_operand, cas_cmp_str): New.
7463 (atomic_op_operand, atomic_op_str): New.
7464 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7465 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7466 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7467 (arm_load_exclusive<NARROW>): New.
7468 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7469 (arm_store_exclusive<QHSD>): New.
7471 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7473 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7474 reload patterns if -mvsx-scalar-memory.
7476 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7477 generated, even -mno-vsx-scalar-double was used.
7478 (vsx_xscvdpsp_scalar): Likewise.
7479 (vsx_xscvspdp_scalar2): Likewise.
7481 2012-01-09 Tom de Vries <tom@codesourcery.com>
7482 Andrew Pinski <apinski@cavium.com>
7485 * reorg.c (fill_slots_from_thread): Don't speculate
7486 frame-related insns.
7488 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7490 * sched-int.h (bb_note): Move to...
7491 * basic-block.h: ...here.
7492 * haifa-sched.c (bb_note): Move to...
7493 * cfgrtl.c: ...here.
7494 * function.c (next_block_for_reg): New function.
7495 (move_insn_for_shrink_wrap): Likewise.
7496 (prepare_shrink_wrap): Rewrite to use the above.
7498 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7500 * gimple.c (is_gimple_non_addressable): Remove.
7501 * gimple.h: Remove is_gimple_non_addressable.
7502 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7503 is_gimple_non_addressable.
7504 * trans-mem.c (expand_assign_tm): Same.
7506 2012-01-09 Richard Guenther <rguenther@suse.de>
7508 PR tree-optimization/51775
7509 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7510 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7512 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7514 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7516 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7518 2012-01-09 Richard Guenther <rguenther@suse.de>
7520 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7522 2012-01-08 Jan Hubicka <jh@suse.cz>
7524 PR tree-optimize/51680
7525 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7526 on when known_vals needs to be computed; cleanup.
7528 2012-01-08 Jan Hubicka <jh@suse.cz>
7530 PR tree-optimize/51694
7531 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7533 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7535 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7536 for -std=c++98 and -std=c++11 too.
7538 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7540 * cfgloop.c (cancel_loop): Add free() of bbs array.
7542 2012-01-07 Jan Hubicka <jh@suse.cz>
7544 PR tree-optimization/51600
7545 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7546 that benefits small functions.
7548 2012-01-07 Jan Hubicka <jh@suse.cz>
7550 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7552 2012-01-07 Jan Hubicka <jh@suse.cz>
7554 PR tree-optimization/51680
7555 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7556 whose inlining reduce unit size.
7558 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7561 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7562 Add canonical node to containing_mem chain after the non-canonical
7563 one, even if there weren't any locs to propagate.
7564 (remove_useless_values): Keep only canonical values.
7565 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7566 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7567 canonicalize mem_chain elements that are not discarded.
7569 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7572 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7573 before emitting functions.
7575 PR gcov-profile/50127
7576 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7577 clear_aux_for_blocks.
7579 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7582 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7584 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7586 * c-decl.c (ext_block): Moved up.
7587 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7589 2012-01-06 Han Shen <shenhan@google.com>
7591 Translate built-in include paths for sysroot.
7592 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7593 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7595 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7596 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7598 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7599 control whether sysroot should be prepended to gxx include dir.
7601 * configure: Regenerate.
7603 2012-01-06 Torvald Riegel <triegel@redhat.com>
7605 PR rtl-optimization/51771
7606 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7607 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7609 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7611 PR tree-optimization/51315
7612 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7613 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7615 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7618 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7619 for shrp pattern. Correctly handle and fixup shift variable.
7620 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7622 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7625 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7626 note when !ACCUMULATE_OUTGOING_ARGS.
7628 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7630 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7632 (extract_range_from_unary_expr_1): Avoid useless computations.
7634 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7636 PR rtl-optimization/51767
7637 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7638 of jump_block and add an extra edge for degenerated asm gotos.
7641 * stmt.c (check_unique_operand_names): Don't ICE during error
7642 reporting if i is from labels chain.
7645 * profile.c (branch_prob): Split bbs that have exit edge
7646 and need a fake entry edge too.
7648 2012-01-05 Jan Hubicka <jh@suse.cz>
7651 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7654 2012-01-05 Richard Guenther <rguenther@suse.de>
7657 * tree-streamer-out.c (write_ts_optimization): New function.
7658 (streamer_write_tree_body): Call it.
7659 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7660 (streamer_read_tree_body): Call it.
7661 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7663 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7666 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7667 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7668 in_cleanup_point_expr before gimplify_stmt call and restore it
7670 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7671 in_cleanup_point_expr is false.
7673 2012-01-05 Richard Guenther <rguenther@suse.de>
7676 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7678 * toplev.c (process_options): Reject combining mudflap and LTO.
7679 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7681 2012-01-05 Richard Guenther <rguenther@suse.de>
7683 PR tree-optimization/51760
7684 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7686 (bit_value_unop): Handle UNDEFINED operands.
7687 (bit_value_binop): Likewise.
7689 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7691 * config/avr/avr.c (avr_replace_prefix): Remove.
7692 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7693 (avr_asm_function_rodata_section): Ditto.
7694 (avr_asm_select_section): Ditto.
7696 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7698 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7701 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7704 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7705 calls that have any non-fake successor edges.
7708 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7710 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7712 PR tree-optimization/51624
7713 * tree-sra.c (build_ref_for_model): When replicating a chain of
7714 COMPONENT_REFs, stop as soon as the offset would become negative.
7716 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7719 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7720 in .debug_loc on the floor.
7722 2012-01-04 Andrew Pinski <apinski@cavium.com>
7724 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7726 2012-01-04 Andrew Pinski <apinski@cavium.com>
7727 Adam Nemet <anemet@caviumnetworks.com>
7729 * config/mips/mips.md (size): Add SI and DI.
7730 (SIZE): New mode attribute.
7731 (U): New code attribute.
7732 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7733 (mips_lbux_<mode>): Delete.
7734 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7735 (mips_lhx): Use gen_mips_lhx_extsi.
7736 (mips_lhx_<mode>): Delete.
7738 (mips_l<size>x): New expand.
7739 (mips_lwx_<mode>): Delete.
7740 (mips_l<GPR:size>x_<P:mode>): New pattern.
7741 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7742 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7743 * config/mips/mips.c (mips_lx_address_p): New function.
7744 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7745 (dsp64): New availability predicate.
7746 (mips_builtins): Add an entry for __builtin_mips_ldx.
7747 * config/mips/mips.h (ISA_HAS_LBX): New define.
7748 (ISA_HAS_LBUX): Likewise.
7749 (ISA_HAS_LHX): Likewise.
7750 (ISA_HAS_LHUX): Likewise.
7751 (ISA_HAS_LWX): Likewise.
7752 (ISA_HAS_LWUX): Likewise.
7753 (ISA_HAS_LDX): Likewise.
7754 * doc/extend.texi (__builtin_mips_ldx): Document.
7756 2012-01-04 Tristan Gingold <gingold@adacore.com>
7758 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7759 when long pointers are used.
7760 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7761 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7762 (ia64-hp-*vms*): Remove.
7763 * config/vms/xm-vms64.h: Delete.
7765 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7768 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7770 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7772 * opts.c (finish_options): Remove duplicate sorry.
7774 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7777 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7780 2012-01-04 Richard Guenther <rguenther@suse.de>
7783 * tree.c (size_low_cst): New function.
7784 * tree.h (size_low_cst): Declare.
7785 * fold-const.c (fold_comparison): Use it to extract the low
7786 part of the POINTER_PLUS_EXPR offset.
7788 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7790 Fix clearing ZERO_REG
7791 * config/avr/avr.md (cc): Add alternative "ldi".
7792 (movqi_insn): Use it in cc attribute.
7793 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7794 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7795 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7797 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7799 * configure: Regenerate.
7801 2012-01-04 Richard Guenther <rguenther@suse.de>
7803 PR tree-optimization/49651
7804 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7805 (var_can_have_subvars): Use it.
7806 (get_constraint_for_1): Only consider subfields if there can be any.
7808 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7811 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7812 to its new canonical_cselib_val and the cselib_val was in
7813 first_containing_mem chain, but the canonical_cselib_val was not,
7814 add the latter into the chain.
7815 (cselib_invalidate_mem): Compare canonical_cselib_val of
7816 addr_list chain elt with v.
7819 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7820 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7822 (output_macinfo_op): Don't ggc_strdup fd->filename.
7823 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7824 then ggc_strdup it. Don't free inc->info or cur->info.
7825 (output_macinfo): Don't free ref->info or file->info.
7827 2012-01-03 Ira Rosen <irar@il.ibm.com>
7829 PR tree-optimization/51269
7830 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7831 first_niters a pointer.
7832 (slpeel_tree_peel_loop_to_edge): Likewise.
7833 (vect_do_peeling_for_loop_bound): Update call to
7834 slpeel_tree_peel_loop_to_edge.
7835 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7836 here. Remove it from the parameters list.
7837 (vect_do_peeling_for_alignment): Update calls and compute
7840 2012-01-03 Richard Guenther <rguenther@suse.de>
7842 PR tree-optimization/51070
7843 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7844 Properly handle calls.
7846 2012-01-03 Richard Guenther <rguenther@suse.de>
7848 PR tree-optimization/51692
7849 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7850 the LHS of allocation stmts.
7852 2012-01-03 Olivier Hainque <hainque@adacore.com>
7854 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7856 2012-01-03 Olivier Hainque <hainque@adacore.com>
7858 * collect2.c (main): In AIX specific computations for vector
7859 insertions, use CONST_CAST2 to cast from char ** to const char **.
7861 2012-01-03 Richard Guenther <rguenther@suse.de>
7864 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7865 the context of a limbo DIE when it does not already exist.
7867 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7869 PR tree-optimization/51719
7870 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7871 but direct call is, clear direct call's lhs and don't add fallthrough
7872 edge from dcall_bb to join_bb and PHIs.
7874 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7876 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7877 the instructions emitted by the pattern.
7878 ("*TDC_insn_<mode>"): Add comment.
7880 2012-01-03 Richard Guenther <rguenther@suse.de>
7883 * fold-const.c (fold_comparison): Properly canonicalize
7884 tree offset and HOST_WIDE_INT bit position.
7886 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7888 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7889 operands for extzv pattern.
7891 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7894 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7897 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7899 * doc/invoke.texi (-flto and related options): Copy-edit.
7901 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7903 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7905 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7907 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7910 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7912 * expr.h (move_by_pieces_ninsns): Declare.
7913 * expr.c (move_by_pieces_ninsns): Make external.
7914 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7915 (mips_store_by_pieces_p): Likewise.
7916 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7917 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7918 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7919 (mips_store_by_pieces_p): Likewise.
7921 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7923 * passes.c (register_one_dump_file): Free full_name.
7925 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7926 (calculate_elim_costs_all_insns): Free offsets_at and
7927 offsets_known_at at the end and clear the pointers.
7929 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7931 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7932 this option introduced in r180739.
7934 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7937 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7938 (tmake_file target=avr): Add avr/t-multilib.
7940 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7941 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7942 * config/avr/genmultilib.awk: New file.
7943 * config/avr/t-multilib: New auto-generated file.
7944 * config/avr/multilib.h: New auto-generated file.
7945 * config/avr/t-avr (AVR_MCUS): New variable.
7946 (genopt.sh): Use it.
7947 (s-mlib): Depend on t-multilib.
7948 (t-multilib, multilib.h): New dependencies.
7949 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7950 (MULTILIB_OPTIONS): Remove.
7951 (MULTILIB_MATCHES): Remove.
7952 (MULTILIB_DIRNAMES): Remove.
7953 (MULTILIB_EXCEPTIONS): Remove:
7954 * config/avr/genopt.sh: Don't use hard coded file name;
7955 pass AVR_MCUS from t-avr instead.
7957 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7959 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7961 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7963 Implement light-weight DImode support.
7964 * config/avr/avr-dimode.md: New file.
7965 * config/avr/avr.md: Include it.
7966 (adjust_len): Add plus64, compare64.
7967 (HIDI): Remove code iterator.
7968 (code_stdname): New code attribute.
7969 (rotx, rotsmode): Remove DI.
7970 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7972 * config/avr/avr-protos.h (avr_have_dimode): New.
7973 (avr_out_plus64, avr_out_compare64): New.
7974 * config/avr/avr.c (avr_out_compare): Handle DImode.
7975 (avr_have_dimode): New variable definition and initialization.
7976 (avr_out_compare64, avr_out_plus64): New functions.
7977 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7978 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7979 (avr_compare_pattern): Skip DImode comparisons.
7981 2012-01-02 Revital Eres <revital.eres@linaro.org>
7983 * ddg.c (def_has_ccmode_p): New function.
7984 (add_cross_iteration_register_deps,
7985 create_ddg_dep_from_intra_loop_link): Call it.
7987 2012-01-02 Richard Guenther <rguenther@suse.de>
7990 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7992 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7994 * gcc.c (process_command): Update copyright notice dates.
7995 * gcov.c (print_version): Likewise.
7996 * gcov-dump.c (print_version): Likewise.
7997 * mips-tfile.c (main): Likewise.
7998 * mips-tdump.c (main): Likewise.
8000 2012-01-01 Ira Rosen <irar@il.ibm.com>
8002 PR tree-optimization/51704
8003 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8004 a use is inside the basic block or loop before accessing its vect info.
8006 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8008 PR rtl-optimization/51069
8009 * cfgloopmanip.c (remove_path): Removing path making irreducible
8010 region unconditional makes BB part of the region.
8012 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8014 PR tree-optimization/51683
8015 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8016 calls with side-effects.
8017 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8019 Copyright (C) 2012 Free Software Foundation, Inc.
8021 Copying and distribution of this file, with or without modification,
8022 are permitted in any medium without royalty provided the copyright
8023 notice and this notice are preserved.