1 2013-08-13 Marek Polacek <polacek@redhat.com>
4 2013-0813 Marek Polacek <polacek@redhat.com>
5 Jakub Jelinek <jakub@redhat.com>
7 PR tree-optimization/57980
8 * tree-tailcall.c (process_assignment): Return false
9 when not dealing with integers or floats.
11 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
13 Backport from mainline
14 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
16 * collect2-aix.h: Define F_LOADONLY.
18 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
20 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
21 the implied StoreLoad barrier for atomic operations if before.
23 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
25 Backport from 2013-07-11 trunk r200901.
28 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
29 name seen by assembler/linker if available.
31 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
33 Backport from 2013-07-10 trunk r200872.
36 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
39 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
41 Backport from mainline
42 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
44 * config/i386/sse.md (sse_movlhps): Change alternative 3
47 2013-07-09 Joseph Myers <joseph@codesourcery.com>
49 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
50 adjust register size for TDmode and TFmode for VSX registers.
52 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
54 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
56 2013-07-08 Jakub Jelinek <jakub@redhat.com>
58 PR rtl-optimization/57829
59 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
60 mask bits outside of mode are just sign-extension from mode to HWI.
62 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
64 Backport from mainline
65 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
68 * config/i386/i386.c (construct_container): Report error if
69 long double is used with disabled x87 float returns.
71 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
73 Backport from mainline
74 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
77 * collect2.c (collect_atexit): New.
78 (collect_exit): Delete.
79 (main): Register collect_atexit with atexit.
80 (collect_wait): Change collect_exit to exit.
82 * collect2.h (collect_exit): Delete.
83 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
85 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
87 Backport from mainline
88 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
90 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
91 cmp_code to construct REG_EQUAL note.
93 Backport from mainline
94 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
96 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
97 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
99 Backport from mainline
100 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
103 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
104 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
105 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
107 2013-06-09 Jakub Jelinek <jakub@redhat.com>
110 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
111 that operands[2] doesn't overlap with operands[0].
113 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
117 for non-sse2 targets. Simplify mode attribute calculation.
119 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
121 Backport from mainline
122 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
124 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
125 cache parameters using detect_caches_amd also for CYRIX,
126 NSC and TM2 signatures.
128 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
129 Dzianis Kahanovich <mahatma@eu.by>
133 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
134 VIA/Centaur processors and determine their cache parameters
135 using detect_caches_amd.
137 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
139 * config/i386/i386.c (ix86_option_override_internal): Add
140 PTA_POPCNT to corei7 entry.
142 2013-05-14 Richard Biener <rguenther@suse.de>
144 PR gcov-profile/57269
145 Backport from mainline
146 2012-06-30 Nathan Sidwell <nathan@acm.org>
148 * coverage.c (coverage_init): Read counts file before writing
151 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
154 Backport from mainline
155 2013-01-22 Jakub Jelinek <jakub@redhat.com>
158 * config/i386/i386.md (UNSPEC_STOS): New.
159 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
160 *strsetqi_1): Add UNSPEC_STOS.
162 2013-05-10 Joey Ye <joey.ye@arm.com>
164 Backport from mainline
165 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
168 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
170 (thumb1_extendhisi2): Reduce Thumb pool range.
171 (arm_movdi): Likewise.
172 (thumb1_movdi_insn): Likewise.
173 (thumb1_movsi_insn): Likewise.
174 (pic_load_addr_unified): Likewise.
175 (pic_load_addr_32bit): Likewise.
176 (pic_load_addr_thumb1): Likewise.
177 (thumb1_movhf): Likewise.
178 (arm_movsf_soft_insn): Likewise.
179 (thumb1_movsf_soft_insn): Likewise.
180 (movdf_soft_insn): Likewise.
181 (thumb1_movdf_soft_insn): Likewise.
182 * config/arm/neon.md (*neon_mov<mode>): Likewise.
183 (*neon_mov<mode>): Likwise.
184 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
185 (*thumb2_movhi_insn): Likewise.
186 (*thumb2_extendqisi_v6): Likewise.
187 (*thumb2_zero_extendqisi_v6): Likewise.
188 (*thumb2_zero_extendqisi2_v6): Likewise.
189 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
190 (*movdi_vfp): Likewise.
191 (*movdi_vfp_cortexa8): Likewise.
192 (*thumb2_movsf_vfp): Likewise.
193 (*thumb2_movdf_vfp): Likewise.
195 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
197 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
198 Add mthumb/march=armv7-a multilib.
199 Add mthumb/march=armv7-r multilib.
200 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
202 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
205 * config/v850/t-rtems: Add more multilibs.
207 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
210 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
213 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
214 to save TFmode registers and DImode to save TImode registers for
215 caller save operations.
216 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
217 mark being partially clobbered since they only use the first
220 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
221 and TDmode only use the upper 64-bits of each VSX register.
223 2013-05-03 Marek Polacek <polacek@redhat.com>
225 Backport from mainline
226 2013-04-25 Marek Polacek <polacek@redhat.com>
228 PR tree-optimization/57066
229 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
231 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
233 Backport from mainline
234 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
237 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
239 (*zero_extendsidi2): Ditto.
241 Backport from mainline
242 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
245 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
247 2013-04-29 Christian Bruel <christian.bruel@st.com>
250 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
252 2013-04-27 Jakub Jelinek <jakub@redhat.com>
255 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
256 the immediate rotate count.
258 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
260 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
262 2013-04-19 Matthias Klose <doko@ubuntu.com>
266 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
268 Backport from mainline
269 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
270 Alexander Monakov <amonakov@ispras.ru>
273 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
274 flush pending lists also on non-jumps. Adjust comment.
277 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
279 * sched-deps.c (add_dependence_list_and_free): Simplify.
280 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
281 lists when add_dependence_list_and_free doesn't free them.
283 2013-04-19 Marek Polacek <polacek@redhat.com>
285 Backport from mainline
286 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
287 Jakub Jelinek <jakub@redhat.com>
289 PR tree-optimization/48189
290 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
291 If nitercst is 0, don't predict the exit edge.
293 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
295 Backport from mainline
296 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
297 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
299 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
302 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
304 * doc/tm.texi: Update.
305 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
306 * target.def (force_at_comp_dir): New hook.
307 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
308 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
310 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
313 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
314 (S_MODES): Set H_MODE bit.
315 (SF_MODES): Set only S_MODE and SF_MODE bits.
316 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
317 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
318 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
319 <MODE_FLOAT>: Likewise.
321 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
323 Backport from mainline:
324 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
327 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
328 nuses, make sure we have a label.
330 2013-04-11 Richard Biener <rguenther@suse.de>
332 * BASE-VER: Set to 4.7.4.
333 * DEV-PHASE: Set to prerelease.
335 2013-04-11 Release Manager
337 * GCC 4.7.3 released.
339 2013-04-10 David S. Miller <davem@davemloft.net>
341 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
344 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
348 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
350 Backport from mainline
351 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
352 Alexander Monakov <amonakov@ispras.ru>
355 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
356 flush pending lists also on non-jumps. Adjust comment.
358 2013-04-03 Richard Biener <rguenther@suse.de>
360 PR tree-optimization/56501
361 * tree-switch-conversion.c (check_process_case): Properly
362 handle !single_succ_p case.
364 2013-04-03 Jakub Jelinek <jakub@redhat.com>
366 Backported from mainline
367 2013-03-06 Jakub Jelinek <jakub@redhat.com>
369 PR tree-optimization/56539
370 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
371 instead of GSI_CONTINUE_LINKING as last argument to
372 force_gimple_operand_gsi. Adjust function comment.
374 2013-03-05 Jakub Jelinek <jakub@redhat.com>
377 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
378 (avoid_complex_debug_insns): New function.
379 (expand_debug_locations): Call it.
381 2013-04-02 Wei Mi <wmi@google.com>
383 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
384 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
385 *<rotate_insn><mode>3_mask in i386.md.
387 2013-04-02 Richard Biener <rguenther@suse.de>
390 Backport from mainline
391 2012-05-16 Richard Guenther <rguenther@suse.de>
393 * tree-inline.c (declare_return_variable): Properly handle
394 DECL_BY_REFERENCE return vars in SSA form.
396 2013-04-01 Wei Mi <wmi@google.com>
398 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
399 Truncate operand 2 using %b asm operand modifier.
400 (*<shift_insn><mode>3_mask): Ditto.
401 (*<rotate_insn><mode>3_mask): Ditto.
403 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
405 * config/i386/i386.md (*movsf_internal): Change type of
406 alternatives 3,4 to imov.
408 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
410 Backport from mainline
411 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
414 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
415 when the may_trap_p bit of the exprs being merged differs.
416 Reorder tests for speculativeness in the logical and operator.
418 Backport from mainline
419 2013-03-05 Jakub Jelinek <jakub@redhat.com>
422 * sel-sched-ir.c (free_sched_pools): Release
423 succs_info_pool.stack[succs_info_pool.max_top] vectors too
424 if succs_info_pool.max_top isn't -1.
426 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
428 Backport from mainline
429 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
432 * sel-sched.c: Include ira.h.
433 (implicit_clobber_conflict_p): New function.
434 (moveup_expr): Use it.
435 * Makefile.in (sel-sched.o): Depend on ira.h.
437 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
439 Backport from mainline
440 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
441 Alexander Monakov <amonakov@ispras.ru>
444 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
445 flush pending lists also on non-jumps. Adjust comment.
447 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
449 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
450 * doc/extend.texi (Named Address Spaces): Ditto.
451 (Variable Attributes): Ditto.
453 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
455 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
456 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
459 2013-03-27 Walter Lee <walt@tilera.com>
461 Backport from mainline:
462 2013-03-27 Walter Lee <walt@tilera.com>
464 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
465 double-decrement of next_scratch_regno.
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.md (insn_v1mulu): Fix predicates on
474 (insn_v1mulus): Ditto.
475 (insn_v2muls): Ditto.
477 2013-03-27 Walter Lee <walt@tilera.com>
479 Backport from mainline:
480 2013-03-27 Walter Lee <walt@tilera.com>
482 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
484 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
486 2013-03-27 Walter Lee <walt@tilera.com>
488 Backport from mainline:
489 2013-03-27 Walter Lee <walt@tilera.com>
491 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
493 (*sibcall_value): Ditto.
495 2013-03-27 Walter Lee <walt@tilera.com>
497 Backport from mainline:
498 2013-03-27 Walter Lee <walt@tilera.com>
500 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
501 (insn_mnz_v8qi): ... this ...
502 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
504 (insn_v<n>mnz): Replaced by ...
505 (insn_v1mnz): ... this ...
506 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
508 (insn_mz_<mode>): Replaced by ...
509 (insn_mz_v8qi): ... this ...
510 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
512 (insn_v<n>mz): Replaced by ...
513 (insn_v1mz): ... this ...
514 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
517 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
519 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
521 2013-03-26 Richard Biener <rguenther@suse.de>
523 Backport from mainline:
524 2013-03-13 Richard Biener <rguenther@suse.de>
526 PR tree-optimization/56608
527 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
528 calls when vectorizing basic-blocks.
530 2013-03-05 Richard Biener <rguenther@suse.de>
532 PR tree-optimization/56270
533 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
534 of loads after scheduling an SLP instance.
536 2013-03-26 Walter Lee <walt@tilera.com>
538 Backport from mainline:
539 2013-03-26 Walter Lee <walt@tilera.com>
541 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
542 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
544 2013-03-26 Walter Lee <walt@tilera.com>
546 Backport from mainline:
547 2013-03-25 Walter Lee <walt@tilera.com>
549 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
550 TILEGX_INSN_SHUFFLEBYTES1.
551 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
553 (tilegx_builtins): Ditto.
554 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
556 2013-03-26 Walter Lee <walt@tilera.com>
558 Backport from mainline:
559 2013-03-25 Walter Lee <walt@tilera.com>
561 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
562 tests for constraint J, K, N, P.
564 2013-03-26 Walter Lee <walt@tilera.com>
566 Backport from mainline:
567 2013-03-25 Walter Lee <walt@tilera.com>
569 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
570 Use indirect/pcrel encoding.
571 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
574 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
576 Backport from mainline:
577 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
578 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
581 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
582 (musermode): Convert to Var(TARGET_USERMODE).
583 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
584 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
585 * config/sh/sh.c (sh_option_override): Use
586 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
587 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
589 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
591 (udivsi3_i4_single, divsi3_i4_single): Use
592 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
593 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
594 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
595 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
596 (SUBTARGET_OVERRIDE_OPTIONS): New.
598 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
600 Backport from mainline:
601 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
603 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
604 to m2a-single instead of m2e.
606 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
609 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
612 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
615 * config/i386/i386.c (init_cumulative_args): Also set
616 cum->callee_return_avx256_p.
617 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
618 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
620 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
621 callee_return_avx256_p.
623 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
625 Backport from mainline:
626 2012-12-04 Ian Lance Taylor <iant@google.com>
628 * godump.c (find_dummy_types): Output a dummy type if we couldn't
629 output the real type.
631 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
634 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
635 (PLUS_EXPR): Likewise.
636 * doc/cppopts.texi (--help): Likewise.
637 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
638 (-fdump-rtl-cprop_hardreg): Likewise.
639 (-fdump-rtl-csa): Likewise.
640 (-fdump-rtl-dce): Likewise.
641 (-fdump-rtl-dbr): Likewise.
642 (-fdump-rtl-into_cfglayout): Likewise.
643 (-fdump-rtl-outof_cfglayout): Likewise.
645 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
648 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
649 (arm_print_operand, case 'S'): Don't use shift_operator to validate
652 2013-03-14 Seth LaForge <sethml@google.com>
655 Backport from mainline
656 2012-10-22 Julian Brown <julian@codesourcery.com>
658 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
659 VFP D registers in big-endian mode.
661 2013-03-08 Joey Ye <joey.ye@arm.com>
663 Backport from mainline
664 2013-03-06 Joey Ye <joey.ye@arm.com>
667 * gcc.c (convert_white_space): New function.
668 (main): Handles white space in function name.
670 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
672 Backport from mainline
673 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
676 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
677 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
678 to SH_DIV_CALL_TABLE for TARGET_SH2.
679 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
681 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
682 mdiv= call-div1, call-fp, call-table options.
684 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
686 * config.gcc (arm*-*-rtemself*): New.
687 (arm*-*-rtems*): Removed.
688 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
689 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
691 2013-03-01 Richard Biener <rguenther@suse.de>
693 Backport from mainline
694 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
696 PR tree-optimization/55481
697 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
698 back to general rewriting if we cannot leave an original biv
701 2013-03-01 Richard Biener <rguenther@suse.de>
703 Backport from mainline
704 2012-04-10 Richard Guenther <rguenther@suse.de>
707 * gimple-low.c (gimple_check_call_args): Properly account for
708 compatible aggregate types.
710 2013-02-26 Nick Clifton <nickc@redhat.com>
713 Import this patch from the mainline:
715 2012-08-17 Nick Clifton <nickc@redhat.com>
717 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
718 (branch_true): Likewise.
719 (branch_false): Likewise.
721 2013-02-26 Jakub Jelinek <jakub@redhat.com>
723 PR tree-optimization/56443
724 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
725 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
726 to type_for_mode langhook.
728 2013-02-21 Jakub Jelinek <jakub@redhat.com>
731 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
734 2013-02-19 Jakub Jelinek <jakub@redhat.com>
736 Backported from mainline
737 2013-02-19 Jakub Jelinek <jakub@redhat.com>
739 PR tree-optimization/56350
740 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
741 if haven't found reduction or nested cycle operand, rather than
742 asserting we must find it.
744 PR tree-optimization/56381
745 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
748 2013-02-08 Jakub Jelinek <jakub@redhat.com>
750 PR tree-optimization/56250
751 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
752 if type is unsigned and code isn't MULT_EXPR.
754 2013-02-06 Jakub Jelinek <jakub@redhat.com>
757 * omp-low.c (use_pointer_for_field): Return false if
758 lower_send_shared_vars doesn't generate any copy-out code.
760 2012-11-27 Jakub Jelinek <jakub@redhat.com>
762 PR tree-optimization/55110
763 * tree-vect-loop.c (vectorizable_reduction): Don't assert
764 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
766 2013-02-18 Richard Biener <rguenther@suse.de>
769 2013-02-04 Richard Biener <rguenther@suse.de>
771 Backport from mainline
772 2012-07-04 Richard Guenther <rguenther@suse.de>
774 PR tree-optimization/53844
775 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
776 the loop virtual PHI.
778 2013-02-13 David S. Miller <davem@davemloft.net>
780 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
782 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
784 Backport from mainline
785 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
787 PR rtl-optimization/56275
788 * simplify-rtx.c (avoid_constant_pool_reference): Check that
789 offset is non-negative and less than cmode size before
790 calling simplify_subreg.
792 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
794 Backport from mainline
795 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
797 * config/i386/sse.md (FMAMODEM): New mode iterator.
798 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
799 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
801 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
803 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
804 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
805 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
807 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
809 Backport from mainline
810 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
813 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
814 If there is no implicit builtin declaration, just return NULL.
816 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
817 Michael Meissner <meissner@linux.vnet.ibm.com>
819 Backport from mainline
820 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
821 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
823 2013-02-07 David S. Miller <davem@davemloft.net>
825 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
827 * var-tracking.c (vt_add_function_parameter): Test the presence of
828 HAVE_window_save properly and do not remap argument registers when
829 we have a leaf function.
831 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
833 Backport from mainline
834 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
837 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
839 * config/i386/i386.c (ix86_print_operand): Ditto.
841 2013-02-07 Alan Modra <amodra@gmail.com>
844 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
845 static chain, set REST_INLINE_FPRS too.
847 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
849 Backport from mainline
850 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
852 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
853 * configure: Regenerate.
855 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
857 Backport from mainline
858 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
859 Andrew Dixie <andrewd@gentrack.com>
861 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
864 2013-02-05 Richard Biener <rguenther@suse.de>
866 Backport from mainline
867 2012-12-10 Richard Biener <rguenther@suse.de>
869 PR tree-optimization/55107
870 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
871 (bitmap_set_replace_value): Add gcc_unreachable.
872 (do_regular_insertion): Re-write all_same handling. Insert
873 an assignment instead of a PHI in this case.
874 (execute_pre): Do not record constified events.
876 2013-02-05 Richard Biener <rguenther@suse.de>
878 PR tree-optimization/54767
879 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
880 backedges drop all symbolical range information.
881 (execute_vrp): Compute backedges.
883 2013-02-04 Richard Biener <rguenther@suse.de>
885 Backport from mainline
886 2012-01-11 Richard Guenther <rguenther@suse.de>
888 PR tree-optimization/44061
889 * tree-vrp.c (extract_range_basic): Compute zero as
890 value-range for __builtin_constant_p of function parameters.
892 2013-01-08 Jakub Jelinek <jakub@redhat.com>
895 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
897 2013-02-04 Richard Biener <rguenther@suse.de>
899 Backport from mainline
900 2012-07-04 Richard Guenther <rguenther@suse.de>
902 PR tree-optimization/53844
903 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
904 the loop virtual PHI.
906 2012-12-13 Richard Biener <rguenther@suse.de>
909 * tree-streamer.c (record_common_node): Check that we are not
910 recursively pre-loading nodes we want to skip. Handle
911 char_type_node appearing as part of va_list_type_node.
913 2013-02-04 Richard Biener <rguenther@suse.de>
916 * gimple.h (gimple_call_builtin_class_p): New function.
917 * gimple.c (validate_call): New function.
918 (gimple_call_builtin_class_p): Likewise.
919 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
920 Use gimple_call_builtin_class_p.
921 (find_func_clobbers): Likewise.
922 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
923 (strlen_optimize_stmt): Likewise.
925 2013-02-01 Jakub Jelinek <jakub@redhat.com>
927 Backported from mainline
928 2013-01-28 Jakub Jelinek <jakub@redhat.com>
930 PR tree-optimization/56125
931 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
932 pow(x,c) into sqrt(x) * powi(x, n/2) or
933 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
935 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
936 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
939 2013-01-25 Jakub Jelinek <jakub@redhat.com>
941 PR tree-optimization/56098
942 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
943 for stmts with volatile ops.
944 (cond_store_replacement): Don't optimize if assign has volatile ops.
945 (cond_if_else_store_replacement_1): Don't optimize if either
946 then_assign or else_assign have volatile ops.
948 2013-01-23 Jakub Jelinek <jakub@redhat.com>
951 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
952 instead of cmpdi_operand for first comparison operand.
953 Don't assert that comparison operands aren't both constants.
955 2013-01-21 Jakub Jelinek <jakub@redhat.com>
957 PR tree-optimization/56051
958 * fold-const.c (fold_binary_loc): Don't fold
959 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
960 a narrowing conversion, or widening conversion from signed
963 2013-01-18 Jakub Jelinek <jakub@redhat.com>
966 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
967 the case where writing real complex part of target modifies
970 2013-01-15 Jakub Jelinek <jakub@redhat.com>
973 * function.c (thread_prologue_and_epilogue_insns): Always
974 add crtl->drap_reg to set_up_by_prologue.set, even if
975 stack_realign_drap is false.
977 2013-01-10 Jakub Jelinek <jakub@redhat.com>
979 PR tree-optimization/55921
980 * tree-complex.c (expand_complex_asm): New function.
981 (expand_complex_operations_1): Call it for GIMPLE_ASM.
983 2013-01-03 Jakub Jelinek <jakub@redhat.com>
985 PR rtl-optimization/55838
986 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
987 iv0.step, iv1.step and step.
989 2012-11-23 Jakub Jelinek <jakub@redhat.com>
992 * Makefile.in (gimple-low.o): Depend on langhooks.h.
993 * gimple-low.c: Include langhooks.c.
994 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
995 by default call lang_hooks.block_may_fallthru.
996 * langhooks.h (struct lang_hooks): Add block_may_fallthru
998 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
999 (LANG_HOOKS_INITIALIZER): Use it.
1001 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1004 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1005 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1006 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1007 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1008 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1010 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1012 PR tree-optimization/55236
1013 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1014 and signed ARG0_TYPE, force low and high to be non-NULL.
1016 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1018 PR rtl-optimization/54127
1019 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1020 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1021 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1022 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1023 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1025 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1027 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1028 range isn't testing for zero.
1030 2013-01-29 Richard Biener <rguenther@suse.de>
1032 PR tree-optimization/56113
1033 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1035 (label_visit): Free duplicate bitmaps and record the leader instead.
1036 (perform_var_substitution): Adjust.
1038 2013-01-28 Serowk <serowk@yandex.ru>
1041 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1042 Fix mode checks to allow for the passing of constants in the
1044 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1045 Add entries in the switch statement for builtin iwmmxt vector
1046 shift and rotate builtins.
1048 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1050 Backport from mainline
1051 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1055 operand 0 in movabs insn template for -masm=intel asm alternative.
1056 (*movabs<mode>_2): Ditto for operand 1.
1058 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1060 Backport from mainline
1061 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1065 alternative to (o,r).
1066 (*movdi_internal_rex64): Remove (!o,n) alternative.
1067 (DImode immediate->memory splitter): Remove.
1068 (DImode immediate->memory peephole2): Remove.
1069 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1070 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1071 alternative to (!o,*r).
1072 (*movtf_internal_sse): New pattern.
1073 (*movxf_internal_rex64): New pattern.
1074 (*movxf_internal): Disable for TARGET_64BIT.
1075 (*movdf_internal_rex64): Remove (!o,F) alternative.
1077 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1079 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1080 involving stack registers slightly.
1082 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1084 * config/i386/constraints.md (Yf): New constraint.
1085 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1086 of f constraint to conditionaly disable x87 register preferences.
1087 (*movdf_internal): Ditto.
1088 (*movsf_internal): Ditto.
1090 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1092 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1093 (*movtf_internal_rex64): Add (!o,C) alternative
1094 (*movxf_internal_rex64): Ditto.
1095 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1097 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1099 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1101 2013-01-24 Martin Jambor <mjambor@suse.cz>
1103 Backport from mainline
1104 2013-01-04 Martin Jambor <mjambor@suse.cz>
1106 PR tree-optimization/55755
1107 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1108 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1110 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1112 Backport from mainline
1113 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1115 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1117 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1119 PR rtl-optimization/56023
1120 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1121 dependent on debug instruction.
1123 2013-01-21 Martin Jambor <mjambor@suse.cz>
1125 Backport from mainline
1126 2013-01-17 Martin Jambor <mjambor@suse.cz>
1128 PR tree-optimizations/55264
1129 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1130 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1131 for virtual functions.
1132 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1133 for virtual methods.
1134 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1135 virtual methods before inlining is over.
1137 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1139 Backport from mainline
1140 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1143 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1144 store through atomic_store<mode>_1.
1145 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1147 2013-01-16 Richard Biener <rguenther@suse.de>
1150 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1151 account for bitpos when computing alignment.
1153 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1155 Backport from 2013-01-14 trunk r195169.
1158 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1159 etc. to 1 and not to __flash.
1160 Use LL suffix for __INT24_MAX__ with -mint8.
1161 Use ULL suffix for __UINT24_MAX__ with -mint8.
1163 2013-01-14 Matthias Klose <doko@ubuntu.com>
1165 * doc/invoke.texi: Document -print-multiarch.
1166 * doc/install.texi: Document --enable-multiarch.
1167 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1168 * configure.ac: Add --enable-multiarch option.
1169 Substitute with_cpu, with_float.
1170 * configure: Regenerate.
1171 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1172 enable_multiarch, with_cpu, with_float: New macros.
1173 if_multiarch: New macro, define in terms of enable_multiarch.
1174 * genmultilib: Add new argument for the multiarch name.
1175 * gcc.c (multiarch_dir): Define.
1176 (for_each_path): Search for multiarch suffixes.
1177 (driver_handle_option): Handle multiarch option.
1178 (do_spec_1): Pass -imultiarch if defined.
1179 (main): Print multiarch.
1180 (set_multilib_dir): Separate multilib and multiarch names
1181 from multilib_select.
1182 (print_multilib_info): Ignore multiarch names in multilib_select.
1183 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1184 * cppdefault.h (default_include): Document multiarch in multilib
1186 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1187 include directory for multiarch directories.
1188 * common.opt: New options --print-multiarch and -imultilib.
1190 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1191 Include i386/t-linux.
1192 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1193 Include i386/t-kfreebsd.
1194 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1195 * config/i386/t-linux64: Add multiarch names in
1196 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1197 * config/i386/t-gnu: New file.
1198 * config/i386/t-kfreebsd: Likewise.
1199 * config/i386/t-linux: Likewise.
1201 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1202 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1203 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1204 for 32bit non-biarch configurations.
1206 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1207 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1210 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1212 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1214 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1215 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1216 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1218 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1219 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1220 Include rs6000/t-linux for 32bit non-biarch configurations.
1222 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1224 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1226 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1227 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1229 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1230 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1232 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1234 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1235 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1236 (vect_estimate_min_profitable_iter): Adjust to above fix.
1237 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1239 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1241 Backport from mainline
1242 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1244 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1245 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1246 documentation. Add missing '__' in front of
1247 __builtin_ia32_packssdw256.
1249 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1251 Backport from mainline
1252 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1254 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1255 attribute of movddup insn to DF.
1256 (*vec_interleave_lowv2df): Ditto.
1257 (vec_dupv2df): Ditto.
1259 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1261 Backport from 2013-01-07 trunk r194991, r194992.
1264 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1267 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1268 (avr_addrspace_t): Add .section_name field.
1269 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1271 (avr_addrspace): Same. Initialize .section_name. Remove last
1272 NULL entry. Put __memx into .progmemx.data.
1273 (progmem_section_prefix): Remove.
1274 (avr_asm_init_sections): No need to initialize progmem_section.
1275 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1276 section name prefix.
1277 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1278 retrieve the progmem section.
1279 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1280 boundary to run over avr_addrspace[].
1281 (avr_register_target_pragmas): Ditto.
1283 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1285 Backport from 2013-01-07 trunk r194978.
1288 * doc/install.texi (Cross-Compiler-Specific Options): Document
1291 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1293 Backport from 2013-01-07 trunk r194968.
1296 * config/avr/t-avr: Don't automatically rebuild
1297 $(srcdir)/config/avr/t-multilib
1298 $(srcdir)/config/avr/avr-tables.opt
1299 (avr-mcus): New phony target to build them on request.
1300 (s-avr-mlib): Remove.
1301 * avr/avr-mcus.def: Adjust comments.
1303 2013-01-07 Terry Guo <terry.guo@arm.com>
1305 Backport from mainline
1306 2012-12-19 Terry Guo <terry.guo@arm.com>
1308 * config/arm/arm.c (thumb_find_work_register): Check argument
1309 register number based on current PCS.
1311 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1313 Backport from mainline
1314 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1317 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1318 selected code model, define __code_mode_small__, __code_model_medium__,
1319 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1320 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1321 xchg temporary register with %k. Declare temporary register as
1323 [__x86_64__]: For medium and large code models, preserve %rbx register.
1325 2013-01-03 Richard Henderson <rth@redhat.com>
1327 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1328 after eliminating TLS symbols.
1330 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1333 * config/pa/pa.md (movsi): Revert previous change.
1334 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1337 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1340 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1343 2013-01-02 Jason Merrill <jason@redhat.com>
1346 * tree.c (build_array_type_1): Revert earlier change.
1348 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1351 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1352 after reload starts.
1354 2012-12-21 Martin Jambor <mjambor@suse.cz>
1356 PR tree-optimization/55355
1357 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1358 bit_position is small enough to fit a single HOST_WIDE_INT.
1360 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1362 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1364 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1366 Backport from mainline
1367 2012-10-15 Matthias Klose <doko@ubuntu.com>
1369 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1370 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1372 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1373 Tomash Brechko <tomash.brechko@gmail.com>
1376 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1377 handling of before and after cases.
1378 * config/sparc/sync.md (atomic_store): Fix pasto.
1380 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1382 * optabs.c (expand_atomic_store): Elide redundant model test.
1384 2012-12-13 Richard Henderson <rth@redhat.com>
1387 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1389 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1392 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1393 (tldo_stb_sp64): Likewise.
1394 (tldo_sth_sp32): Likewise.
1395 (tldo_sth_sp64): Likewise.
1396 (tldo_stw_sp32): Likewise.
1397 (tldo_stw_sp64): Likewise.
1398 (tldo_stx_sp64): Likewise.
1400 2012-12-10 Kai Tietz <ktietz@redhat.com>
1403 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1405 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1407 Backport from mainline
1408 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1409 H.J. Lu <hongjiu.lu@intel.com>
1412 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1413 before using it as insn or call equivalent.
1415 2012-12-06 Jason Merrill <jason@redhat.com>
1418 * tree.c (build_array_type_1): Re-layout if we found it in the
1421 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1423 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1424 opaque cond in all call insns.
1426 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1428 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1429 area if the function allocates dynamic stack space.
1430 (ia64_initial_elimination_offset): Adjust offsets to above change.
1432 2012-12-03 Richard Biener <rguenther@suse.de>
1434 Backport from mainline
1435 2012-09-24 Richard Guenther <rguenther@suse.de>
1437 PR tree-optimization/53663
1438 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1439 native encode/interpret translation on VN_WALKREWRITE.
1441 2012-12-03 Kai Tietz <ktietz@redhat.com>
1444 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1447 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1450 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1452 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1454 Backport from mainline:
1455 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1458 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1459 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1460 (in_nullified_branch_delay): Likewise.
1461 (in_call_delay): Likewise.
1462 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1463 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1464 the $$sh_func_adrs call as variable. Update type of sibcalls and
1465 $$sh_func_adrs call.
1466 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1467 length instead of adjustment. Handle negative and undefined call
1468 adjustments for insn_default_length. Remove adjustment for millicode
1469 insn with unfilled delay slot.
1470 (pa_output_millicode_call): Update for revised millicode length.
1471 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1473 2012-11-29 Kai Tietz <ktietz@redhat.com>
1476 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1477 use by XNEWVEC/XRESIZEVEC.
1479 * i386.c (get_scratch_register_on_entry): Handle
1480 thiscall-convention.
1481 (split_stack_prologue_scratch_regno): Likewise.
1482 (ix86_static_chain): Likewise.
1483 (x86_output_mi_thunk): Likewise.
1485 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1487 Backported from mainline
1488 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1489 Markus Trippelsdorf <markus@trippelsdorf.de>
1492 * lto-opts.c (lto_write_options): Also handle
1493 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1494 OPT_SPECIAL_program_name.
1497 * lto-wrapper.c (merge_and_complain): Handle
1498 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1499 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1501 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1503 PR rtl-optimization/55489
1504 * gcse.c (compute_transp): Precompute a canonical version
1505 of XEXP (x, 0), and pass it to canon_true_dependence.
1507 2012-11-27 Richard Biener <rguenther@suse.de>
1510 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1511 stmt with a NOP instead of removing it.
1513 2012-11-26 Richard Biener <rguenther@suse.de>
1515 Backport from mainline
1516 2012-10-19 Richard Biener <rguenther@suse.de>
1518 PR tree-optimization/54976
1519 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1520 Robustify against odd inner_mode inputs.
1522 2012-10-12 Richard Biener <rguenther@suse.de>
1524 PR tree-optimization/54894
1525 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1526 Handle over-aligned scalar types properly.
1528 2012-10-02 Richard Guenther <rguenther@suse.de>
1531 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1532 cleaning up the CFG.
1534 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1536 Backport from mainline
1537 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1539 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1540 explaining the register ordering preferences.
1542 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1543 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1544 constraints so that the traditional floating point loads, stores,
1545 and moves are done first, then the VSX loads, stores, and moves,
1546 and finally the GPR loads, stores, and moves so that reload
1547 chooses FPRs over GPRs, and uses the traditional load/store
1548 instructions which provide an offset.
1549 (movdf_hardfloat64): Likewise.
1551 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1553 Backported from mainline
1554 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1555 H.J. Lu <hongjiu.lu@intel.com>
1558 * config/i386/i386.c (legitimize_pic_address): Properly handle
1560 (ix86_print_operand_address): Set code to 'k' when forcing
1561 addr32 prefix. For x32, zero-extend negative displacement if
1564 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1566 * common.opt (fvar-tracking-uninit): Document.
1567 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1568 * config/darwin.c (darwin_override_options): Likewise.
1570 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1572 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1573 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1575 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1577 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1579 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1581 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1584 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1586 Backport from mainline
1587 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1589 * config/i386/i386.c (ix86_init_machine_status): Do not
1590 explicitly clear tls_descriptor_call_expanded_p again.
1592 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1594 * config/i386/sse.md
1595 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1596 as read and written by the instruction.
1598 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1600 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1601 (ix86_instantiate_decls): New function.
1602 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1603 stack slot instead of SLOT_VIRTUAL.
1604 <case IX86_BUILTIN_STMXCSR>: Ditto.
1605 (assign_386_stack_local): Do not assert when virtual slot is valid.
1606 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1607 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1608 (truncxf<mode>2): Ditto.
1609 (floatunssi<mode>2): Ditto.
1610 (isinf<mode>2): Ditto.
1611 * config/i386/sync.md (atomic_load<mode>): Ditto.
1612 (atomic_store<mode>): Ditto.
1614 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1617 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1618 the argument is itself a conditional expression.
1620 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1622 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1625 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1627 PR tree-optimization/54986
1628 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1629 conversions on entry but add them back on exit if needed.
1631 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1634 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1636 (print_reg): Use true_regnum rather than REGNO.
1637 (ix86_print_operand_address): Remove SUBREG handling.
1639 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1641 Backported from mainline
1642 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1645 * gimple.h (is_gimple_sizepos): New inline function.
1646 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1647 final assignment to expr variable.
1648 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1649 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1650 into a local temporary.
1652 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1654 PR tree-optimization/54877
1655 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1656 use make_ssa_name instead of copy_ssa_name.
1658 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1660 Backport from mainline
1661 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1663 PR tree-optimization/53708
1664 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1665 user-supplied alignment when used with an explicit section name.
1667 2012-11-02 Jeff Law <law@redhat.com>
1669 PR tree-optimization/54985
1670 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1671 from thread_across_edge.
1672 (thread_across_edge): Use it in all cases where we might thread
1675 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1677 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1678 special register pushes before frame probing and allocation.
1680 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1681 Joel Sherrill <joel.sherrill@oarcorp.com>
1683 * config/sparc/t-rtems: New (Custom multilibs).
1684 * config/sparc/t-rtems-64: New (Custom multilibs).
1685 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1686 (sparc-*-rtems*): Add sparc/t-rtems.
1688 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1690 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1692 (hash_rtx): Likewise.
1694 2012-10-29 Terry Guo <terry.guo@arm.com>
1696 Backport from mainline
1697 2012-10-11 Terry Guo <terry.guo@arm.com>
1699 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1701 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1704 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1706 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1707 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1709 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1711 * config/avr/t-rtems: Revert previous commit.
1713 2012-10-26 Terry Guo <terry.guo@arm.com>
1715 Backport from mainline
1716 2012-10-23 Terry Guo <terry.guo@arm.com>
1719 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1722 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1724 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1726 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1728 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1730 * config.gcc (microblaze*-*-rtems*): New target.
1731 * config/microblaze/rtems.h: New.
1732 * config/microblaze/t-rtems: New.
1734 2012-10-25 Richard Biener <rguenther@suse.de>
1736 PR tree-optimization/54902
1737 * tree-ssa-pre.c (fini_pre): Return TODO.
1738 (execute_pre): Adjust.
1739 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1740 blocks before computing dominators.
1742 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1744 Backport from mainline
1745 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1747 * config/i386/i386.c (memory_address_length): Assert that non-null
1748 base or index RTXes are registers. Do not check for REG RTXes.
1749 Determine addr32 prefix using SImode_address_operand or
1750 from original base and index RTXes. Simplify code.
1752 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1754 * config/i386/i386-protos.h (memory_address_length): Add new bool
1755 argument. Update all uses.
1756 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1757 add length of addr32 prefix based on mode of base or index register.
1758 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1759 addresses here. Update call to memory_address_length.
1760 (ix86_print_address_operand): Use SImode_address_operand predicate.
1761 * config/i386/predicates.md (SImode_address_operand): New.
1762 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1763 to calculate "mode" attribute. Use SImode_address_operand predicate
1764 instead of open-coding accepted RTX codes.
1766 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1768 Backport from 2012-10-22 trunk r192685.
1769 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1770 Note __AVR_<device>__ is not defined for cores.
1771 Don't point to --help=target.
1772 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1774 2012-10-19 Marek Polacek <polacek@redhat.com>
1776 Backported from mainline
1777 2012-10-19 Marek Polacek <polacek@redhat.com>
1780 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1781 pointer/non-pointer comparison.
1783 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1785 Backported from mainline
1786 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1789 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1790 sure the mode is correct when falling through from above cases.
1792 2012-10-19 Alan Modra <amodra@gmail.com>
1794 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1795 (HAVE_LD_LARGE_TOC): Likewise.
1796 * configure: Regenerate.
1798 2012-10-19 Alan Modra <amodra@gmail.com>
1800 * config/rs6000/predicates.md (splat_input_operand): Don't call
1801 input_operand for MEMs. Instead check for volatile and call
1802 memory_address_addr_space_p with modified mode.
1804 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1806 Backported from mainline
1807 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1809 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1811 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1813 PR rtl-optimization/54870
1814 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1815 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1816 SSA_NAME pointer that points to a partition if there is at least
1817 one variable with it set in the partition.
1818 * dse.c (local_variable_can_escape): New predicate.
1819 (can_escape): Call it.
1820 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1821 mark the SSA_NAME pointer that points to a partition.
1823 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1825 Backport from mainline
1826 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1828 PR rtl-optimization/53701
1829 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1830 rocess not only expr's vinsns but all old vinsns from expr's
1833 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1835 Backport from mainline
1836 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1839 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1841 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1842 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1843 only if producer writes to the register given by regno.
1845 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1847 Backport from mainline
1848 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1851 (UNSPEC_LOADU): New.
1852 (UNSPEC_STOREU): Ditto.
1853 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1854 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1855 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1856 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1857 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1858 (<sse2>_storedqu<avxsizesuffix>): ... this.
1859 (*sse4_2_pcmpestr_unaligned): Update.
1860 (*sse4_2_pcmpistr_unaligned): Ditto.
1862 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1863 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1864 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1865 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1866 gen_sse2_load{dqu,upd} to load from unaligned memory and
1867 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1869 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1870 Use CODE_FOR_sse_loadups.
1871 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1872 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1873 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1874 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1875 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1876 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1877 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1878 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1879 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1880 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1881 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1883 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1885 Backport from trunk (r190222):
1887 PR tree-optimization/54146
1888 * ifcvt.c: Include pointer-set.h.
1889 (cond_move_process_if_block): Change type of then_regs and
1890 else_regs from alloca'd array to pointer_sets.
1891 (check_cond_move_block): Update for this change.
1892 (cond_move_convert_if_block): Likewise.
1893 * Makefile.in: Fix dependencies for ifcvt.o.
1895 2012-10-15 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/54920
1898 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1899 allocate temporary storage for all NARY elements.
1901 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1904 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1906 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1908 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1909 default_use_cxa_atexit to yes.
1911 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1913 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1915 2012-10-05 Jan Hubicka <jh@suse.cz>
1916 Jakub Jelinek <jakub@redhat.com>
1918 PR tree-optimization/33763
1919 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1920 attribute for redefined extern inline functions.
1922 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1924 Backported from mainline
1925 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1927 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1928 in SSE and YMM state support check for -march=native.
1930 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1933 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1936 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1938 Backported from mainline
1939 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1942 * doc/invoke.texi: Document -mprefer-avx128.
1944 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1946 Backported from mainline
1947 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1950 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1951 (XSTATE_FP): Likewise.
1952 (XSTATE_SSE): Likewise.
1953 (XSTATE_YMM): Likewise.
1954 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1955 SSE and YMM states aren't supported.
1957 2012-10-01 Tom de Vries <tom@codesourcery.com>
1959 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1962 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1965 * config/s390/s390.c (s390_option_override): Add missing break.
1967 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1969 Backport from mainline
1970 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1972 * config.gcc: Replace 'host' with 'target' when configuring for
1973 powerpc64*-*-freebsd.
1975 2012-09-28 Meador Inge <meadori@codesourcery.com>
1977 Backport from mainline
1978 2012-09-27 Meador Inge <meadori@codesourcery.com>
1980 * gcc-ar.c (main): Handle the returning of the sub-process error
1983 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1985 Backport from 2012-09-28 trunk r191821.
1986 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1988 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1991 * simplify-rtx.c (simplify_binary_operation_1): Perform
1992 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1994 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1996 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1997 TYPE_NONALIASED_COMPONENT flag.
1998 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1999 TYPE_NONALIASED_COMPONENT flag.
2001 2012-09-21 Richard Guenther <rguenther@suse.de>
2004 Backport from mainline
2005 2012-04-19 Richard Guenther <rguenther@suse.de>
2007 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2010 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2013 * c-typeck.c (c_cast_expr): When casting to a type requiring
2014 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2017 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2020 * c-typeck.c (build_unary_op): Pass original argument of
2021 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2022 any C_MAYBE_CONST_EXPR, if it has integer operands.
2023 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2024 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2025 to c_objc_common_truthvalue_conversion, then remove any
2026 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2027 c_objc_common_truthvalue_conversion not
2028 c_common_truthvalue_conversion.
2029 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2030 call note_integer_operands for arguments with integer operands
2031 that are not integer constants.
2033 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2035 Backported from mainline
2036 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2038 PR tree-optimization/54563
2039 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2040 gimple_purge_dead_eh_edges if last call has been changed.
2042 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2045 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2046 instead of (match_dup 0) as second argument to vec_merge.
2047 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2048 Remove third alternative.
2049 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2050 operand 2 instead of operand 1, but put it as first argument
2052 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2053 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2056 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2058 * BASE-VER: Set to 4.7.3.
2059 * DEV-PHASE: Set to prerelease.
2061 2012-09-20 Release Manager
2063 * GCC 4.7.2 released.
2065 2012-09-15 Andi Kleen <ak@linux.intel.com>
2067 Backport from mainline
2068 2012-09-07 Andi Kleen <ak@linux.intel.com>
2070 * gcc/lto-streamer.h (res_pair): Add.
2071 (lto_file_decl_data): Replace resolutions with respairs.
2073 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2074 Initialize respairs.
2075 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2077 2012-09-14 Walter Lee <walt@tilera.com>
2079 Backport from mainline.
2080 2012-09-14 Walter Lee <walt@tilera.com>
2082 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2083 option for TILEPro and TILE-Gx.
2085 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2087 * config/i386/i386.h (x86_prefetchw): New global variable.
2088 (TARGET_PREFETCHW): New macro.
2089 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2090 (processor_alias_table): Add PTA_PREFETCHW to
2091 bdver1, bdver2 and btver1.
2092 (ix86_option_override_internal): Set x86_prefetchw for
2093 PTA_PREFETCHW targets.
2094 * config/i386/i386.md (prefetch): Expand to prefetchw
2095 for TARGET_PREFETCHW.
2096 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2098 Backport from mainline
2099 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2101 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2102 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2104 (*prefetch_sse): ... this.
2105 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2107 (*prefetch_3dnow): ... this.
2109 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2112 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2113 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2115 2012-09-12 Teresa Johnson <tejohnson@google.com>
2117 Backport from mainline.
2118 2012-09-12 Teresa Johnson <tejohnson@google.com>
2120 PR gcov-profile/54487
2121 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2122 test using F_SETLKW with fcntl.
2123 * configure, config.in: Regenerate.
2125 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2127 Backport from mainline
2128 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2130 * config/i386/i386.md : Comments on fma4 instruction selection
2131 reflect requirement on register pressure based cost model.
2133 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2134 flag is set-reset as informed by the cpuid flag.
2136 * config/i386/i386.c (processor_alias_table): fma4
2137 flag is enabled for bdver2.
2139 2012-09-12 Christian Bruel <christian.bruel@st.com>
2141 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2143 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2145 * config.gcc: Obsolete picochip-*.
2147 2012-09-11 Richard Guenther <rguenther@suse.de>
2150 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2151 on flag_toplevel_reorder.
2153 2012-09-10 Richard Henderson <rth@redhat.com>
2155 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2158 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2160 Backport from 2012-09-10 mainline r191132.
2163 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2165 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2168 * tree-sra.c (disqualify_base_of_expr): Check for possible
2169 NULL_TREE returned by get_base_address()
2171 2012-09-07 Richard Guenther <rguenther@suse.de>
2173 Backport from mainline
2174 2012-06-26 Jan Hubicka <jh@suse.cz>
2177 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2180 2012-09-07 Richard Guenther <rguenther@suse.de>
2182 Backport from mainline
2183 2012-07-13 Richard Guenther <rguenther@suse.de>
2185 PR tree-optimization/53922
2186 * tree-vrp.c (value_inside_range): Change prototype to take
2187 min/max instead of value-range.
2188 (range_includes_zero_p): Likewise. Return the result from
2190 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2191 return value from range_includes_zero_p.
2192 (extract_range_from_unary_expr_1): Likewise.
2193 (compare_range_with_value): Likewise.
2194 (vrp_meet_1): Likewise.
2196 2012-09-07 Richard Guenther <rguenther@suse.de>
2199 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2200 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2201 arguments separately.
2203 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2205 Backported from mainline
2206 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2208 PR rtl-optimization/54455
2209 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2210 bb ends up with asm goto referencing bb's label.
2212 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2214 Backport from mainline.
2215 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2216 Richard Earnshaw <richard.earnshaw@arm.com>
2219 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2220 element size. Use elem_type from the formal parameter. New parameter
2222 (neon_expand_args): Adjust call to neon_dereference_pointer.
2224 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2226 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2227 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2229 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2231 Backport from mainline
2232 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2234 * config/i386/i386.md (isa): Add fma and fma4.
2235 (enabled): Handle fma and fma4.
2236 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2237 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2238 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2239 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2240 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2241 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2243 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2245 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2246 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2247 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2249 2012-09-06 Richard Guenther <rguenther@suse.de>
2251 PR tree-optimization/54498
2252 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2253 abort when reaching an already visited region.
2254 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2255 (get_continuation_for_phi_1): Likewise.
2256 (walk_non_aliased_vuses): When we translated the reference,
2257 abort when we re-visit a region.
2258 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2260 2012-09-06 Andrew Pinski <apinski@cavium.com>
2263 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2265 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2268 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2269 build_int_cst with size_type_node instead of size_int.
2271 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2273 Backport from 2012-09-05 mainline r190697.
2276 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2277 configured --with-avrlibc.
2278 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2280 * config/avr/avrlibc.h: New file.
2281 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2282 configured --with-avrlibc.
2283 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2285 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2287 Backport from 2012-09-04 mainline r190919
2290 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2291 of size less than 4 bytes by using macro ARM_NUM_INTS.
2292 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2294 2012-09-04 Richard Henderson <rth@redhat.com>
2296 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2298 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2300 Backport from 2012-09-04 mainline r190920
2303 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2305 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2307 Backport from 2012-09-04 mainline r190914
2310 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2312 (avr_allocate_stack_slots_for_args): ...this new static function.
2314 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2316 Backported from mainline
2317 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2320 * doc/invoke.texi: Add -da and remove -dm.
2322 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2324 Backported from mainline
2325 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2328 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2329 operands[1] is CONST_INT_P, convert it to QImode before printing.
2331 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2334 * c-convert.c (convert): Don't call fold_convert_loc if
2335 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2336 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2337 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2339 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2342 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2343 if init is a CONSTRUCTOR.
2345 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2347 PR rtl-optimization/54369
2348 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2349 calling dbr_schedule.
2350 * config/sparc/sparc.c (sparc_reorg): Likewise.
2352 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2354 Backport from mainline
2355 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2357 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2358 case for Atom processor.
2360 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2362 Backport from mainline
2363 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2366 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2367 true for TARGET_64BIT or !flag_pic.
2368 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2369 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2370 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2371 Add insn constraint. Conditionally emit xchg asm insns.
2372 (atomic_compare_and_swap<mode>): Update calls. Check only
2373 cmpxchg8b_pic_memory_operand in memory address fixup.
2375 (CASHMODE): Rename from DCASHMODE.
2376 (doublemodesuffix): Update modes.
2377 (regprefix): New mode attribute.
2379 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2380 <UNSPECV_CMPXCHG>: New constant.
2381 (atomic_compare_and_swap<mode>_1): Rename from
2382 atomic_compare_and_swap_single<mode>. Update calls and
2383 unspec_volatile constants.
2384 (atomic_compare_and_swap<mode>_doubleword): Rename from
2385 atomic_compare_and_swap_double<mode>. Update calls and
2386 unspec_volatile constants.
2388 2012-08-28 Walter Lee <walt@tilera.com>
2390 Backport from mainline
2391 2012-08-28 Walter Lee <walt@tilera.com>
2393 * confg/tilegx/tilegx.md: Fix code style.
2394 (*zero_extendsidi_truncdisi): Fix typo.
2395 * config/tilegx/tilegx.c: Fix code style.
2396 (tilegx_function_profiler): Fix typo.
2398 2012-08-27 Walter Lee <walt@tilera.com>
2400 Backport from mainline
2401 2012-08-27 Walter Lee <walt@tilera.com>
2403 * doc/md.texi (TILE-Gx): Fix typo.
2405 2012-08-27 Walter Lee <walt@tilera.com>
2407 Backport from mainline
2408 2012-08-27 Walter Lee <walt@tilera.com>
2410 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2411 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2413 2012-08-27 Walter Lee <walt@tilera.com>
2415 Backport from mainline
2416 2012-08-27 Walter Lee <walt@tilera.com>
2418 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2419 (insn_bfins): Delete.
2421 2012-08-27 Walter Lee <walt@tilera.com>
2423 Backport from mainline
2424 2012-08-27 Walter Lee <walt@tilera.com>
2426 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2427 atomic_exchange_bare<mode>,
2428 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2429 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2430 * config/tilegx/tilegx.md (type): Add X1_remove.
2431 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2432 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2433 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2436 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2438 PR rtl-optimization/54088
2439 * jump.c (delete_related_insns): Robustify latest change.
2441 2012-08-21 Richard Guenther <rguenther@suse.de>
2443 Backport from mainline
2444 2012-08-16 Richard Guenther <rguenther@suse.de>
2447 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2449 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2450 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2451 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2452 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2453 (tree_ssa_lim_finalize): Free all mem_refs.
2454 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2455 scc when bailing out.
2456 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2457 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2458 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2459 FOR_EACH_LOOP_BREAK.
2461 2012-08-17 Richard Guenther <rguenther@suse.de>
2463 * tree-sra.c (modify_function): Free redirect_callers vector.
2464 * ipa-split.c (split_function): Free args_to_pass vector.
2465 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2467 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2468 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2469 (vect_analyze_slp_instance): Free everything.
2470 (destroy_bb_vec_info): Free the SLP instances.
2472 2012-08-17 Richard Guenther <rguenther@suse.de>
2474 * params.def (integer-share-limit): Decrease from 256 to 251,
2477 2012-08-21 Richard Guenther <rguenther@suse.de>
2479 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2480 the affine expansion cache.
2482 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2484 Backported from trunk
2485 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2488 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2490 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2492 Backport from mainline.
2493 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2496 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2497 mark as predicable. Adjust asm template.
2498 (vec_setv2di_internal): Likewise.
2499 (vec_extract<mode> VD, VQ): Likewise.
2500 (vec_extractv2di): Likewise.
2501 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2502 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2503 (neon_vdup_n<mode> VX, V32): Likewise.
2504 (neon_vdup_nv2di): Likewise.
2506 2012-08-17 Walter Lee <walt@tilera.com>
2508 Backport from mainline
2509 2012-08-17 Walter Lee <walt@tilera.com>
2511 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2512 (FEEDBACK_ENTER): Define.
2513 (FEEDBACK_REENTER): Define.
2514 (FEEDBACK_ENTRY): Define.
2515 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2516 (FEEDBACK_ENTER): Define.
2517 (FEEDBACK_REENTER): Define.
2518 (FEEDBACK_ENTRY): Define.
2520 2012-08-16 Walter Lee <walt@tilera.com>
2522 Backport from mainline
2523 2012-08-16 Walter Lee <walt@tilera.com>
2525 * config.gcc (tilegx-*-linux*): Add feedback.h.
2526 (tilepro-*-linux*): Likewise.
2527 * config/tilegx/feedback.h: New file.
2528 * config/tilepro/feedback.h: New file.
2530 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2532 Backport from mainline r189840 and r187586:
2533 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2535 * config/i386/i386.md (stack_protect_set): Disable the pattern
2536 for Android since Android libc (bionic) does not provide random
2537 value for stack protection guard at gs:0x14. Guard value
2538 will be provided from external symbol (default implementation).
2539 (stack_protect_set_<mode>): Likewise.
2540 (stack_protect_test): Likewise.
2541 (stack_protect_test_<mode>): Likewise.
2542 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2543 not have Bionic by default
2544 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2545 Macro OPTION_BIONIC is defined in this file and provides Bionic
2546 accessibility status
2548 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2550 * configure.ac: Stack protector enabling for Android targets.
2551 * configure: Regenerate.
2553 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2555 Backported from trunk
2556 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2558 PR rtl-optimization/53942
2559 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2560 directly from likely spilled non-fixed hard registers, move them
2563 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2565 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2566 (xop_phaddubq): Ditto.
2568 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2570 Backport from mainline
2571 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2572 Richard Earnshaw <rearnsha@arm.com>
2574 * target.def (vector_alignment): New target hook.
2575 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2576 * doc/tm.texi: Regenerate.
2577 * targhooks.c (default_vector_alignment): New function.
2578 * targhooks.h (default_vector_alignment): Add prototype.
2579 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2580 * config/arm/arm.c (arm_vector_alignment): New function.
2581 (TARGET_VECTOR_ALIGNMENT): Define.
2583 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2584 vector type alignment instead of size.
2585 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2586 element type size directly instead of computing it from alignment.
2587 Fix variable naming and comment.
2589 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2591 Backport from mainline
2592 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2594 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2595 (alpha_pad_function_end): ... this. Also insert NOP between
2596 sibling call and GP load.
2597 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2599 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2601 Backport from mainline
2602 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2603 H.J. Lu <hongjiu.lu@intel.com>
2605 PR rtl-optimization/54157
2606 * combine.c (gen_lowpart_for_combine): Don't return identity
2607 for CONST or symbolic reference.
2609 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2611 Backport from mainline
2612 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2615 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2616 split_cost argument signed.
2617 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2618 (ix86_avoid_lea_for_addr): Ditto.
2620 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2622 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2623 the address has less than two components.
2625 2012-08-02 Steve Ellcey <sellcey@mips.com>
2627 Backport from mainline
2628 2012-07-19 Steve Ellcey <sellcey@mips.com>
2630 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2633 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2635 Backport from mainline
2636 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2639 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2640 negative constant address for TARGET_X32 ...
2641 (ix86_decompose_address): ... here. Reject constant addresses
2642 that don't satisfy x86_64_immediate_operand predicate.
2644 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2647 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2648 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2649 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2650 addresses. Prevent zero extensions of CONST_INT operands.
2652 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2655 * config/i386/i386.md (*lea): New insn pattern.
2657 (*lea<mode>_2): Ditto.
2658 (*lea_{3,4,5,6}_zext): Ditto.
2659 * config/i386/predicates.md (lea_address_operand): Do not reject
2660 zero-extended address operands.
2661 * config/i386/constraints.md (j): Remove address constraint.
2662 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2664 (ix86_print_operand_address): Handle SImode subreg of an address.
2665 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2667 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2669 Backport from mainline
2670 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2673 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2674 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2676 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2677 (*movdi_internal_rex64): Use %E operand modifier for lea.
2678 (*movsi_internal): Ditto.
2680 (*lea<mode>_2): Ditto.
2681 (*lea_{3,4,5,6}_zext): Ditto.
2682 (*tls_global_dynamic_32_gnu): Ditto.
2683 (*tls_global_dynamic_64): Ditto.
2684 (*tls_dynamic_gnu2_lea_32): Ditto.
2685 (*tls_dynamic_gnu2_lea_64): Ditto.
2686 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2688 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2690 Backport from mainline
2691 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2693 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2695 (ix86_print_operand_address): Assert that parts.base and parts.index
2696 are non-NULL after call to simplify_subreg.
2698 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2701 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2703 * config/sh/sh.c (sh_option_override): Do not change
2704 flag_finite_math_only. Set TARGET_IEEE to complement of
2705 flag_finite_math_only.
2706 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2707 description of mieee and mno-ieee behavior.
2709 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2712 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2713 (_lzcnt_u64): Ditto.
2715 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2717 Backport from mainline
2718 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2720 PR rtl-optimization/52250
2721 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2722 to put note list into. Unconditionally call move_bb_info.
2723 (move_bb_info): Do not assert the blocks being in the same region,
2724 just drop the note list if they are not.
2726 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2728 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2730 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2732 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2733 defining statement is a SSA name that occurs in abnormal PHIs.
2735 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2737 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2740 2012-07-19 Richard Guenther <rguenther@suse.de>
2741 Eric Botcazou <ebotcazou@adacore.com>
2743 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2744 about transition from invariant to known bits.
2745 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2747 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2750 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2751 (cleanup_tree_cfg_bb): Don't call it.
2752 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2755 2012-07-19 Christian Bruel <christian.bruel@st.com>
2758 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2760 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2762 * config.gcc (v850-*-rtems*): New target.
2763 * config/v850/rtems.h: New.
2764 * config/v850/t-rtems: New.
2766 2012-07-18 Nick Clifton <nickc@redhat.com>
2768 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2770 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2774 Backport from mainline
2775 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2778 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2779 instead expand it as zero extension.
2781 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2783 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2784 QImode and HImode splitters. Use ix86_comparison_operator.
2785 Explicitly match FLAGS_REG.
2786 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2788 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2789 Steven Bosscher <steven@gcc.gnu.org>
2790 Bernd Schmidt <bernds@codesourcery.com>
2792 PR rtl-optimization/53908
2793 * df-problems.c (can_move_insns_across): When doing
2794 memory-reference book-keeping, handle call insns.
2796 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2798 Backport from mainline
2799 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2802 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2803 sibcall_insn_operand. Move it to a temporary register if not.
2805 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2808 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2809 emit PIC sequence for fnaddr symbol reference in advance.
2811 2012-07-09 Jason Merrill <jason@redhat.com>
2814 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2815 (type_hash_eq): Likewise.
2818 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2820 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2822 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2823 due to negative shift amount.
2825 2012-07-06 Kai Tietz <ktietz@redhat.com>
2827 Backport from mainline.
2829 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2830 as "/mingw/include".
2832 2012-07-06 Nick Clifton <nickc@redhat.com>
2834 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2835 default_encode_section_info.
2837 2012-07-06 Richard Guenther <rguenther@suse.de>
2839 Backport from mainline
2840 2012-03-30 Richard Guenther <rguenther@suse.de>
2843 * double-int.c (rshift_double): Remove not needed cast.
2845 2012-03-28 Richard Guenther <rguenther@suse.de>
2848 * double-int.h (rshift_double): Remove.
2849 * double-int.c (lshift_double): Use absu_hwi to make count
2851 (rshift_double): Make static, take unsigned count argument,
2852 remove handling of negative count argument.
2853 (double_int_rshift): Dispatch to lshift_double.
2855 2012-07-06 Richard Guenther <rguenther@suse.de>
2857 Backport from mainline
2858 2012-06-18 Richard Guenther <rguenther@suse.de>
2860 PR tree-optimization/53693
2861 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2862 Reject operands with more than one use.
2864 2012-07-06 Richard Guenther <rguenther@suse.de>
2866 Backport from mainline
2867 2012-04-11 Richard Guenther <rguenther@suse.de>
2870 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2871 consider loop nesting.
2872 (evolution_function_is_univariate_p): Properly check the remainder
2875 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2877 Backport from mainline
2878 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2880 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2881 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2882 (adjacent_mem_locations): Move some code to and call...
2883 (get_memref_parts): ...new function.
2884 (mem_locations_overlap): New function.
2885 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2886 (is_mem_ref): Rename to...
2887 (find_mem_ref): ...this. Return MEM rtx.
2888 (get_store_dest): Remove function.
2889 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2890 new parameter and adjust calls.
2891 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2892 mem refs overlap for true_store_to_load_dep_costly.
2893 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2894 passed to adjacent_mem_locations.
2895 (is_costly_group): Walk resolved dependency list.
2896 (force_new_group): Emit group ending nop for Power6/Power7.
2897 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2898 (group_ending_nop): New define_insn.
2900 2012-07-04 Richard Guenther <rguenther@suse.de>
2903 * gimple-fold.c (get_base_constructor): Do not return an
2904 error_mark_node DECL_INITIAL.
2906 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2908 Backport from mainline
2909 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2911 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2912 code model string in the error message.
2914 2012-07-04 Tristan Gingold <gingold@adacore.com>
2916 Backport from mainline.
2917 2012-06-25 Tristan Gingold <gingold@adacore.com>
2919 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2920 (seh_cfa_adjust_cfa): ... that function.
2921 (seh_emit_stackalloc): Do not emit out of range values.
2922 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2923 UNSPEC_DEF_CFA constants.
2924 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2925 * config/i386/i386.c (ix86_frame_pointer_required): Required
2926 for very large frames on SEH target.
2927 (ix86_compute_frame_layout): Save area is before frame pointer
2928 on SEH target. Handle very large frames.
2929 (ix86_expand_prologue): Likewise.
2931 2012-07-04 Richard Guenther <rguenther@suse.de>
2933 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2934 as in free_lang_data_in_type.
2936 2012-07-02 Martin Jambor <mjambor@suse.cz>
2938 Backport from mainline.
2939 2012-07-02 Martin Jambor <mjambor@suse.cz>
2942 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2943 dynamic type change check.
2945 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2947 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2948 last statement of the finally block onto the switch.
2950 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2952 * configure: Regenerate.
2954 Backport from mainline.
2955 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2957 * config.gcc (target_type_format_char): New. Document it. Set it for
2959 * configure.ac (gnu_unique_option): Use target_type_format_char
2960 in test. Comment rationale.
2962 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2964 Backport from mainline.
2965 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2967 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2969 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2971 Backport from 2012-06-28 mainline r189049
2974 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2975 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2976 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2977 avr_hard_regno_call_part_clobbered.
2979 2012-06-28 Richard Guenther <rguenther@suse.de>
2982 * expr.c (expand_expr_real_1): Verify if the type is complete
2983 before inspecting its size.
2985 2012-06-27 Nick Clifton <nickc@redhat.com>
2987 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2990 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2993 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2995 2012-06-26 Nick Clifton <nickc@redhat.com>
2997 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2999 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3002 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3003 of x x x in the vmovlps load alternative.
3005 2012-06-22 Richard Guenther <rguenther@suse.de>
3007 * gcov-iov.c: Include bconfig.h and system.h.
3009 2012-06-22 Richard Guenther <rguenther@suse.de>
3011 PR gcov-profile/53744
3012 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3014 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3016 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3017 DECL_IGNORED_P non-reg vars even if they are used.
3019 2012-06-19 Jason Merrill <jason@redhat.com>
3022 * dwarf2out.c (modified_type_die): Use scope_die_for.
3023 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3024 (uses_local_type_r, uses_local_type): New.
3025 (scope_die_for): Keep a type that uses a local type in local scope.
3026 Use get_context_die for namespace and type scope.
3028 2012-06-19 Richard Guenther <rguenther@suse.de>
3031 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3032 replace it with the first non-BLOCK context.
3034 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3036 PR rtl-optimization/53700
3038 Backport from mainline
3039 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3041 * ira-color.c (setup_left_conflict_sizes_p): Process all
3042 conflicting objects.
3044 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3046 Backport from mainline
3047 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3050 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3051 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3052 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3053 instead of xop_mulv2div2di3_low.
3054 (xop_p<macs>dql): Fix vec_select selector.
3055 (xop_p<macs>dqh): Ditto.
3056 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3057 (xop_mulv2div2di3_high): Ditto.
3059 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3061 Backport from mainline:
3062 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3064 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3066 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3068 Backport from mainline:
3069 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3071 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3072 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3073 MAX_PCREL17F_OFFSET instead of fixed offset.
3074 (pa_attr_length_call): Likewise.
3075 (pa_attr_length_indirect_call): Likewise.
3077 2012-06-15 Walter Lee <walt@tilera.com>
3079 Backport from mainline:
3080 2012-06-15 Walter Lee <walt@tilera.com>
3082 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3084 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3086 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3088 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3090 Backport from mainline:
3092 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3093 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3094 * gimple.h (block_in_transaction): Check for flag_tm.
3096 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3098 PR tree-optimization/52558
3100 Backport from mainline:
3101 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3102 * gimple.h (gimple_set_in_transaction): Remove.
3103 (gimple_in_transaction): Look in BB instead.
3104 (gimple_statement_base): Remove in_transaction field.
3105 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3106 * trans-mem.c (compute_transaction_bits): Place transaction bit
3107 information into basic blocks.
3109 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3111 PR tree-optimization/52558
3112 * cfg.c (alloc_aux_for_edge): Fix comment.
3113 (alloc_aux_for_edge): Remove static.
3114 * basic-block.h (alloc_aux_for_edge): Protoize.
3115 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3116 (execute_sm_if_changed_flag): New.
3117 (execute_sm_if_changed_flag_set): New.
3118 (execute_sm): Do not generate data races unless requested.
3119 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3120 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3121 * gimple.h (block_in_transaction): New.
3122 (gimple_in_transaction): Use block_in_transaction.
3124 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3126 Backported from mainline
3127 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3129 PR rtl-optimization/53589
3130 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3131 discovery even when e->dest != target. If any LABEL_REF points
3132 to e->dest label, redirect it to target's label.
3134 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3137 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3138 returns false, replace stmt with GIMPLE_NOP.
3139 (check_omp_nesting_restrictions): Instead of issuing warnings,
3140 issue errors and return false if any errors were reported.
3142 2012-06-14 Richard Guenther <rguenther@suse.de>
3144 * BASE-VER: Set to 4.7.2.
3145 * DEV-PHASE: Set to prerelease.
3147 2012-06-12 Christian Bruel <christian.bruel@st.com>
3150 * config/sh/sh.c (sh_option_override): Don't force
3151 flag_omit_frame_pointer and maccumulate_outgoing_args.
3152 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3154 2012-06-14 Release Manager
3156 * GCC 4.7.1 released.
3158 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3160 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3162 2012-06-13 Richard Henderson <rth@redhat.com>
3164 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3165 iterator instead of INT.
3167 2012-06-08 Richard Henderson <rth@redhat.com>
3170 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3171 note to a clobber insn when no other insn is available.
3173 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3176 * doc/invoke.texi (Wenum-compare): Update documentation.
3178 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3181 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3183 (altivec_stvlxl): Ditto.
3184 (altivec_stvrx): Ditto.
3185 (altivec_stvrxl): Ditto.
3187 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3190 * trans-mem.c (expand_block_edges): Do not skip the first
3191 statement when resetting the BB.
3193 2012-06-04 Richard Guenther <rguenther@suse.de>
3196 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3197 create new assembler names.
3199 2012-06-04 Richard Guenther <rguenther@suse.de>
3201 Backport from mainline
3202 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3205 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3206 larger than maxbits. Don't compute maxbits modulo align.
3207 Also check that unit bytes long store at bitpos / unit * unit
3208 doesn't affect bits beyond bitregion_end.
3209 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3210 would not fit into bitregion_start ... bitregion_end + 1 bit
3212 (store_split_bit_field): Decrease unit close to end of bitregion_end
3213 if access is restricted in order to avoid mutual recursion.
3215 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3217 Backport from 2012-06-04 mainline r188172
3220 * config/avr/avr-stdint.h: New file.
3221 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3224 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3226 PR tree-optimization/53550
3227 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3228 is POINTER_TYPE_P, use sizetype as step type instead of type.
3230 2012-06-04 Richard Guenther <rguenther@suse.de>
3231 Eric Botcazou <ebotcazou@adacore.com>
3233 Backport from mainline
3234 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3236 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3237 Change type of BITOFFSET to signed. Make sure the lower bound of
3238 the computed range is non-negative by adjusting OFFSET and BITPOS.
3239 (expand_assignment): Adjust call to get_bit_range.
3241 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3243 * expr.c (get_bit_range): Return the null range if the enclosing record
3244 is part of a larger bit field.
3246 2012-03-20 Richard Guenther <rguenther@suse.de>
3248 * stor-layout.c (finish_bitfield_representative): Fallback
3249 to conservative maximum size if the padding up to the next
3250 field cannot be computed as a constant.
3251 (finish_bitfield_layout): If we cannot compute the distance
3252 between the start of the bitfield representative and the
3253 bitfield member start a new representative.
3254 * expr.c (get_bit_range): The distance between the start of
3255 the bitfield representative and the bitfield member is zero
3256 if the field offsets are not constants.
3258 2012-03-16 Richard Guenther <rguenther@suse.de>
3260 * stor-layout.c (finish_bitfield_representative): Fall back
3261 to the conservative maximum size if we cannot compute the
3262 size of the tail padding.
3264 2012-03-14 Richard Guenther <rguenther@suse.de>
3266 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3267 * stor-layout.c (start_bitfield_representative): New function.
3268 (finish_bitfield_representative): Likewise.
3269 (finish_bitfield_layout): Likewise.
3270 (finish_record_layout): Call finish_bitfield_layout.
3271 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3272 for QUAL_UNION_TYPE fields.
3273 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3274 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3275 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3280 * expr.c (get_bit_range): Unconditionally extract bitrange
3281 from DECL_BIT_FIELD_REPRESENTATIVE.
3282 (expand_assignment): Adjust call to get_bit_range.
3284 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3287 * fold-const.c (fold_binary_loc): Refine previous change.
3289 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3291 Backport from mainline
3292 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3295 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3296 avoid going above orig insn. Update comments.
3298 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3300 Backport from mainline
3301 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3304 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3305 prologue for unwinder and profiler.
3307 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3309 Backport from mainline
3310 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3312 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3314 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3316 Backport from mainline
3317 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3319 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3320 DBX_REGISTER_NUMBER.
3322 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3324 Backport from mainline
3325 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3327 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3328 operand is CONST_INT. Take COSTS_N_INSNS into account.
3329 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3332 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3334 * config/avr/avr.opt (-msp8): Document it.
3335 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3337 2012-05-31 Richard Guenther <rguenther@suse.de>
3340 * expr.c (expand_assignment): Do not use movmisalign on
3343 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3346 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3347 (pa_section_type_flags): New.
3348 (pa_legitimate_constant_p): Revert previous change.
3350 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3352 Backport from mainline
3353 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3356 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3357 accessed indirectly.
3358 (ipa_tm_create_version): Same.
3360 2012-05-30 Jason Merrill <jason@redhat.com>
3363 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3364 about array compound literals.
3366 2012-05-30 Richard Guenther <rguenther@suse.de>
3369 * fold-const.c (fold_binary_loc): Make sure to call
3370 fold_plusminus_mult_expr with the original sign of operands.
3372 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3374 * explow.c (probe_stack_range): Restore simple control flow and stop
3375 again when the probe cannot be generated if HAVE_check_stack.
3377 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3379 PR rtl-optimization/53519
3380 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3381 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3383 2012-05-29 Richard Guenther <rguenther@suse.de>
3385 PR tree-optimization/53516
3386 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3388 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3390 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3392 Backport from mainline
3393 2012-05-28 Richard Guenther <rguenther@suse.de>
3395 PR tree-optimization/53438
3396 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3398 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3400 Backport from mainline
3401 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3403 PR rtl-optimization/52528
3404 * combine.c (can_combine_p): Add setting of subst_low_luid
3405 before call to expand_field_assignment().
3407 2012-05-26 Martin Jambor <mjambor@suse.cz>
3409 Backport from mainline
3410 2012-05-23 Martin Jambor <mjambor@suse.cz>
3412 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3414 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3417 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3418 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3420 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3423 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3424 (ix86_expand_vec_perm): Use int mode instead of float.
3426 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3429 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3430 gnu_ld variables to yes.
3431 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3432 (HAVE_GNU_AS): Likewise.
3433 * config.in: Regenerate.
3434 * configure: Likewise.
3436 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3438 Backport from mainline
3439 2012-03-12 Richard Guenther <rguenther@suse.de>
3440 * config/arm/arm.c (neon_dereference_pointer): Do not call
3441 covert during RTL expansion.
3443 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3445 Backport from mainline
3446 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3449 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3450 relied on signed overflow behavior.
3452 2012-05-24 Richard Guenther <rguenther@suse.de>
3455 * tree-profile.c (tree_profiling): Cleanup the CFG if
3456 execute_fixup_cfg requests it.
3458 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3460 PR tree-optimization/53465
3461 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3462 vr0 into *vr, then vrp_meet that.
3463 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3464 have any equivalences.
3465 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3468 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3470 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3472 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3473 (iterative_hash_gimple_type): Adjust comment.
3474 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3475 domain for an array type instead of the domain type itself.
3477 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3479 Backport from 2012-05-23 mainline r187803
3482 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3483 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3486 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3488 Backport from 2012-05-03 mainline r187075
3490 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3491 has_fma4 for AMD processors with both fma3 and fma4 support.
3493 2012-05-22 Richard Guenther <rguenther@suse.de>
3495 PR tree-optimization/53408
3496 * tree-vect-loop.c (vectorizable_induction): Properly check
3497 the restriction that we cannot handle induction results from
3498 the inner loop outside of the outer loop.
3500 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3502 PR tree-optimization/53436
3503 * omp-low.c (omp_build_component_ref): New function.
3504 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3506 PR tree-optimization/53366
3507 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3508 tests if complex_numbers == 2, but there are non-complex number loads
3511 PR tree-optimization/53409
3512 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3513 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3515 PR tree-optimization/53410
3516 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3517 instead of build_int_cst (type, 0) where vector types might be
3520 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3523 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3524 from folded operands before wrapping another around the
3525 conditional expression.
3527 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3528 Patrick Marlier <patrick.marlier@gmail.com>
3530 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3533 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3535 Backport from mainline
3536 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3539 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3540 (UNSPECV_RDRAND): This.
3541 (rdrand<mode>_1): Updated.
3543 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3545 Backport from mainline
3546 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3548 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3549 RDRND, F16C and FSGSBASE.
3551 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3553 Backport from mainline
3554 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3556 * tree-ssa-pre.c (can_value_number_call): Delete.
3557 (compute_avail): Skip all statements with side effects.
3558 <GIMPLE_CALL>: Skip calls to internal functions.
3560 2012-05-18 David S. Miller <davem@davemloft.net>
3562 Backport r185385 from mainline
3563 2012-03-14 Richard Guenther <rguenther@suse.de>
3566 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3567 element type instead of mode, use build_vector_type_for_mode
3568 instead of the langhook, build a vector of proper signedness.
3569 (expand_vector_operations_1): Adjust.
3571 2012-05-18 Olivier Hainque <hainque@adacore.com>
3573 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3574 $(libsubdir) as libexecsubdir.
3576 2012-05-16 Andrew Pinski <apinski@cavium.com>
3578 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3581 2012-05-16 David S. Miller <davem@davemloft.net>
3583 * jump.c (delete_related_insns): If we remove a CALL, make sure
3584 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3586 2012-05-16 Richard Henderson <rth@redhat.com>
3589 * combine-stack-adj.c (prev_active_insn_bb): New.
3590 (next_active_insn_bb): New.
3591 (force_move_args_size_note): New.
3592 (combine_stack_adjustments_for_block): Use it.
3594 2012-05-16 Olivier Hainque <hainque@adacore.com>
3596 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3597 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3598 Add comments and improve stamp preservation across the whole sequence.
3599 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3601 2012-05-16 Richard Guenther <rguenther@suse.de>
3603 PR tree-optimization/53364
3604 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3605 detect a view-conversion of the decl.
3607 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3610 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3611 that operands[2] is either immediate, or q_regs_operand.
3613 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3615 Backport r187139 from mainline.
3616 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3618 PR rtl-optimization/52804
3619 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3620 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3621 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3622 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3623 RELOAD_FOR_OUTADDR_ADDRESS.
3625 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3628 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3629 generate target register for "load" class builtins.
3632 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3635 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3636 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3637 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3638 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3639 (<sse>_movu<ssemodesuffix>): New expander.
3640 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3641 (avx_movdqu<avxmodesuffix>): New expander.
3642 (*sse2_movdqu): Rename from sse2_movdqu.
3643 (sse2_movdqu): New expander.
3645 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3647 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3648 lineno 1 the same as lineno 0 before first start file directive.
3649 (optimize_macinfo_range): Likewise.
3651 * dwarf2out.c (have_macinfo): Define.
3652 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3653 attribute, don't force empty compilation unit and don't emit any
3654 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3656 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3658 Backport from mainline
3659 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3661 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3662 ORDERED and UNORDERED conditions.
3664 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3666 * function.c (requires_stack_frame_p): If the function can throw
3667 non-call exceptions, return true if the insn can throw internally.
3669 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3671 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3672 DECL_ORIGINAL_TYPE if it is present.
3674 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3676 Backport from 2012-05-12 mainline r187342.
3679 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3680 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3681 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3682 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3683 (expand_prologue): Move initialization of cfun->machine->is_naked,
3684 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3685 (avr_set_current_function): ...this new static function.
3686 (TARGET_SET_CURRENT_FUNCTION): New define.
3687 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3688 checking attributes of current_function_decl.
3689 (avr_regs_to_save): Ditto.
3690 (signal_function_p): Rename to avr_signal_function_p.
3691 (interrupt_function_p): Rename to avr_interrupt_function_p.
3693 * doc/extend.texi (Function Attributes): Better explanation of
3694 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3697 2012-05-09 Matthias Klose <doko@ubuntu.com>
3699 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3701 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3704 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3705 when a constant source operand matches an "I" constraint, the "no
3706 CC0 change" applies to a register-destination only, not a
3707 strict_low_part-destination.
3709 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3711 Backport from mainline:
3712 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3714 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3716 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3718 PR tree-optimization/53239
3719 * tree-vrp.c (get_value_range): Set VR of
3720 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3723 2012-05-07 Richard Guenther <rguenther@suse.de>
3725 PR tree-optimization/53195
3726 * tree-inline.c (setup_one_parameter): Properly add referenced
3727 vars from the parameters new known value.
3729 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3731 Backport from mainline:
3732 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3735 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3738 2012-05-04 Ian Lance Taylor <iant@google.com>
3740 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3741 values from false to NULL.
3743 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3745 Backport from mainline
3746 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3749 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3750 (TARGET_CMOV): Rename from TARGET_CMOVE.
3751 (TARGET_CMOVE): New define.
3752 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3753 Do not set TARGET_CMOVE here.
3755 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3757 Backport from mainline:
3759 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3761 PR tree-optimization/52633
3762 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3763 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3764 (vect_recog_over_widening_pattern): Remove handling of code that was
3765 already detected as over-widening pattern. Remove special handling
3766 of "unsigned" cases. Instead, support general case of conversion
3767 of the shift result to another type.
3769 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3771 * tree-vect-patterns.c (vect_single_imm_use): New function.
3772 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3773 (vect_recog_over_widening_pattern): Likewise.
3774 (vect_recog_widen_shift_pattern): Likewise.
3776 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3778 PR tree-optimization/52870
3779 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3780 presumed pattern statement is within the same loop or basic block.
3782 2012-05-04 Richard Guenther <rguenther@suse.de>
3784 * common.opt (flto-report): Do not mark as Optimization.
3786 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3789 * recog.c (constrain_operands): If extra constraints are present, also
3790 accept pseudo-registers with equivalent memory locations during reload.
3792 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3794 Backport from the mainline
3795 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3798 * config/rs6000/rs6000.md (bswapdi splitters): If
3799 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3800 default) is used, generate an alternate sequence that does not
3801 depend on using indexed addressing.
3803 2012-05-03 David S. Miller <davem@davemloft.net>
3806 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3807 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3808 (sparc_emit_float_lib_cmp): Likewise.
3810 2012-05-04 Martin Jambor <mjambor@suse.cz>
3812 Backport from mainline
3813 2012-05-02 Martin Jambor <mjambor@suse.cz>
3816 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3817 of a variable when the contect is a function.
3819 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3822 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3823 append program name to it and pass that as first argument
3824 to make_relative_prefix. Always pass standard_libexec_prefix
3825 as last argument to make_relative_prefix. If
3826 make_relative_prefix returns NULL, fall back to
3827 standard_libexec_prefix.
3830 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3834 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3835 mode, return that mode.
3837 2012-05-03 Richard Guenther <rguenther@suse.de>
3839 PR tree-optimization/53144
3840 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3842 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3843 with SSA name values.
3844 (vn_reference_lookup_3): Adjust callers.
3846 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3848 PR tree-optimization/53163
3849 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3850 return value from compute_all_dependences.
3852 PR rtl-optimization/53160
3853 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3854 has been modified by ree pass already.
3856 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3858 Backport from mainline
3859 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3862 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3863 calls to cgraph_node_name in xstrdup.
3864 (ipa_make_edge_direct_to_target): Ditto.
3865 * tree-sra.c (convert_callers_for_node): Ditto.
3866 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3867 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3868 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3869 (cgraph_materialize_all_clones): Ditto.
3870 * ipa-inline.c (report_inline_failed_reason): Ditto.
3871 (want_early_inline_function_p): Ditto.
3872 (edge_badness): Ditto.
3873 (update_edge_key): Ditto.
3874 (flatten_function): Ditto.
3875 (ipa_inline): Ditto.
3876 (inline_always_inline_functions): Ditto.
3877 (early_inline_small_functions): Ditto.
3879 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3881 Backport from mainline
3882 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3884 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3885 Introduce emul_name to select the right linker emulation for
3886 powerpc64-*-freebsd*.
3887 * configure: Regenerate.
3888 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3889 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3890 * config/rs6000/freebsd64.h: New file.
3891 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3893 (rs6000_savres_strategy): Likewise.
3894 (rs6000_savres_routine_name): Likewise.
3895 (rs6000_elf_file_end): Likewise.
3896 * config/rs6000/t-freebsd64: New file.
3897 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3898 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3900 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3902 Backport from mainline
3903 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3906 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3908 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3910 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3911 predicate to discriminate types.
3913 2012-04-27 Richard Guenther <rguenther@suse.de>
3916 * convert.c (convert_to_integer): Avoid infinite recursion for
3917 target-defined built-in types.
3919 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3922 * config/cris/cris.md ("*andhi_lowpart_v32")
3923 ("*andqi_lowpart_v32"): Change first input-only operand from
3924 a (match_operand ...) to (match_dup 0). Drop alternatives with
3925 const_int-matching constraints for redundancy.
3926 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3927 three-operand alternative.
3929 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3931 Backport from mainline
3932 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3934 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3935 (*addsi_2_zext): Ditto.
3936 (*add<mode>_3): Ditto.
3937 (*addsi_3_zext): Ditto.
3938 (*add<mode>_5): Ditto.
3940 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3943 * c-typeck.c (set_nonincremental_init,
3944 set_nonincremental_init_from_string): Pass true instead of false
3945 as IMPLICIT to add_pending_init.
3947 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3949 Backport from 2012-04-24 mainline r186768.
3952 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3954 2012-04-24 Richard Guenther <rguenther@suse.de>
3956 PR tree-optimization/53085
3957 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3960 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3963 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3965 (output_addressed_constants): Likewise.
3968 * varasm.c (get_section): Don't ICE for section conflicts with
3969 built-in section kinds.
3971 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3973 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3975 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3977 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3979 2012-04-23 Richard Guenther <rguenther@suse.de>
3982 * c-typeck.c (build_binary_op): Fix typo.
3984 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3986 PR tree-optimizations/52891
3987 * tree-vect-patterns.c (adjust_bool_pattern): Use
3988 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3989 but with non-standard precision.
3991 2012-04-22 Ian Lance Taylor <iant@google.com>
3993 * godump.c (go_output_typedef): Dump size of structs.
3995 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3997 Backport from mainline:
3999 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4000 hints for 'A' operand types.
4002 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4004 Backport from 2012-04-19 mainline r186588.
4007 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4008 the case *(X+const).
4010 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4012 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4014 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4017 * config/i386/sync.md (atomic_<code><mode>): Rename to
4018 atomic_<logic><mode>.
4020 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4022 Backport from mainline
4023 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4026 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4027 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4028 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4029 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4030 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4031 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4032 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4033 gen_avx2_permvarv8sf.
4035 2012-04-16 Martin Jambor <mjambor@suse.cz>
4037 Backported from mainline
4039 2012-04-13 Martin Jambor <mjambor@suse.cz>
4042 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4043 fold_ctor_reference returns a zero constant.
4045 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4047 Backported from mainline
4048 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4050 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4051 and __ILP32__ for x32.
4053 2012-04-13 Tom de Vries <tom@codesourcery.com>
4055 Backport from mainline r186418.
4057 2012-04-13 Tom de Vries <tom@codesourcery.com>
4059 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4060 parameters vuse and vuse_escaped.
4061 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4062 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4065 2012-04-13 Richard Guenther <rguenther@suse.de>
4067 PR tree-optimization/52969
4068 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4069 the condition for the COND_EXPR and handle predicate negation
4070 by swapping the COND_EXPR arms.
4072 2012-04-13 Richard Guenther <rguenther@suse.de>
4075 * convert.c (convert_to_pointer): Remove special-casing of
4078 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4080 Backport from mainline
4081 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4084 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4085 the list of options to enable the FCFID instruction.
4086 (TARGET_EXTRA_BUILTINS): Adjust comment.
4088 2012-04-12 Richard Guenther <rguenther@suse.de>
4090 PR tree-optimization/52943
4091 * tree-chrec.h (chrec_is_positive): Remove.
4092 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4093 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4094 Return false for a constant zero instead of negative.
4095 (analyze_siv_subscript_cst_affine): Handle zero difference
4096 in the initial condition explicitely.
4098 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4101 * varasm.c (process_pending_assemble_externals): Set
4102 pending_assemble_externals_processed true.
4103 (assemble_external): Call assemble_external_real if the pending
4104 assemble externals have been processed.
4106 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4109 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4110 the DECL generated for the special GOT helper.
4112 2012-04-06 Walter Lee <walt@tilera.com>
4114 Backport from mainline
4115 2012-03-07 Walter Lee <walt@tilera.com>
4117 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4118 REG_CFA_* notes for the stack pointer.
4119 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4120 EH_RETURN_STACKADJ_RTX.
4121 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4122 generate REG_CFA_* notes for the stack pointer.
4123 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4124 by EH_RETURN_STACKADJ_RTX.
4126 2012-04-06 Matt Turner <mattst88@gmail.com>
4128 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4130 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4132 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4133 of the destination isn't also a FP_REGS register.
4135 2012-04-03 Richard Guenther <rguenther@suse.de>
4137 Backport from mainline
4138 2012-03-02 Richard Guenther <rguenther@suse.de>
4140 PR tree-optimization/52406
4141 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4142 (struct indices): Add unconstrained_base member.
4143 (struct dr_alias): Remove unused vops member.
4144 (DR_UNCONSTRAINED_BASE): New define.
4145 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4146 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4147 be an artificial access that covers the whole indexed object,
4148 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4149 plain decl base-objects to their MEM_REF variant.
4150 (dr_may_alias_p): When the base-object of either data reference
4151 has unknown size use only points-to information.
4152 (compute_affine_dependence): Make dumps easier to read and
4154 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4155 DR_REF when looking for packed references.
4156 (vect_supportable_dr_alignment): Likewise.
4158 2012-04-03 Richard Guenther <rguenther@suse.de>
4160 Backport from mainline
4161 2012-03-15 Richard Guenther <rguenther@suse.de>
4164 * tree-data-ref.c (subscript_dependence_tester_1): Check
4165 all dimensions for non-conflicting access functions.
4167 2012-04-03 Richard Guenther <rguenther@suse.de>
4169 Backport from mainline
4170 2012-03-06 Richard Guenther <rguenther@suse.de>
4173 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4175 2012-03-23 Richard Guenther <rguenther@suse.de>
4177 PR tree-optimization/52678
4178 * tree-vectorizer.h (struct _stmt_vec_info): Add
4179 loop_phi_evolution_part member.
4180 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4181 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4182 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4183 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4184 Use the cached evolution part and the PHI nodes value from
4185 the loop preheader edge instead of re-analyzing the evolution.
4187 2012-03-26 Richard Guenther <rguenther@suse.de>
4189 PR tree-optimization/52701
4190 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4191 compute and set the evolution part of PHI nodes.
4193 2012-03-30 Richard Guenther <rguenther@suse.de>
4195 PR tree-optimization/52754
4196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4197 propagate arbitrary addresses into really plain dereferences.
4199 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4201 PR tree-optimization/52835
4202 * tree-data-ref.c (build_rdg): Return NULL if
4203 compute_data_dependences_for_loop failed.
4205 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4207 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4208 (stmt_can_make_abnormal_goto): Use it.
4209 (is_ctrl_altering_stmt): Likewise.
4211 2012-03-31 Martin Jambor <mjambor@suse.cz>
4213 Backported from mainline
4214 2012-03-30 Martin Jambor <mjambor@suse.cz>
4216 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4217 is a builtin_stack_save in a dominating BB.
4219 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4221 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4222 crossing 128bit lane boundary.
4224 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4226 Backported from mainline
4227 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4230 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4232 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4233 * config/i386/i386.c: Include reload.h.
4234 (ix86_legitimize_reload_address): New function.
4236 2012-03-28 Martin Jambor <mjambor@suse.cz>
4238 Backported from mainline
4239 2012-03-27 Martin Jambor <mjambor@suse.cz>
4242 * tree-sra.c (sra_modify_assign): Do not call
4243 load_assign_lhs_subreplacements when working with an unscalarizable
4246 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4249 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4250 __builtin_va_start to __builtin_next_arg if the latter is
4251 builtin_decl_explicit_p rather than when it is not.
4254 * tree-vect-generic.c (vector_element): Perform multiplication
4255 for pos in bitsizetype type instead of idx type.
4257 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4259 Backport from 2012-03-28 mainline r185910.
4262 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4263 (avr_builtin_decl): New static function.
4264 (struct avr_builtin_description, avr_bdesc): Move up.
4265 Add GTY marker. Add field fndecl. Remove redundant field id.
4266 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4267 (avr_expand_builtin): Code cleanup because .id is removed.
4269 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4272 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4275 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4277 Backport from 2012-03-28 mainline r185907.
4280 * config.gcc (tm_file): Remove avr/multilib.h.
4282 * doc/invoke.texi (AVR Options): Adjust
4283 documentation of -mtiny-stack.
4285 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4286 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4287 * config/avr/t-avr: Remove generation of multilib.h.
4288 * config/avr/t-multilib: Regenerate.
4289 * config/avr/multilib.h: Remove.
4290 * config/avr/avr.opt (-msp8): New option.
4291 (avr_sp8): New variable.
4292 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4293 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4294 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4295 (avr_device_to_sp8): New prototype.
4296 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4297 (DRIVER_SELF_SPECS): New define.
4298 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4299 __AVR_SP8__, __AVR_HAVE_SPH__.
4300 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4301 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4302 (avr_file_start): Ditto.
4304 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4307 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4308 instead of 8 in adjust_address.
4310 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4312 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4313 of a unit before computing the offset in units.
4315 2012-03-27 Richard Guenther <rguenther@suse.de>
4318 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4321 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4324 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4326 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4329 * varasm.c: Include pointer-set.h.
4330 (pending_assemble_externals_set): New pointer set.
4331 (process_pending_assemble_externals): Destroy the pointer set.
4332 (assemble_external): See if decl is in pending_assemble_externals_set,
4333 and add it to pending_assemble_externals if necessary.
4334 (init_varasm_once): Allocate pending_assemble_externals_set.
4336 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4338 Backported from mainline
4339 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4342 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4343 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4344 (vector_ltgt<mode>): Likewise.
4345 (vector_ordered<mode>): Likewise.
4346 (vector_unordered<mode>): Likewise.
4347 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4349 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4351 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4354 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4356 Backported from mainline
4357 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4361 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4362 GENERAL_REGS and FP_REGS for SImode.
4364 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4367 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4368 on any new_local_var_chain vars declared during recursing on
4369 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4371 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4373 Backport from 2012-03-22 mainline r185692.
4376 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4377 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4378 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4379 (delay_cycles_1, delay_cycles_2): Ditto.
4380 (delay_cycles_3, delay_cycles_4): Ditto.
4381 (nopv, *nopv): Ditto.
4382 (sleep, *sleep): Ditto.
4385 Backport from 2012-03-21 mainline r185605.
4387 PR rtl-optimization/52543
4389 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4390 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4391 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4392 (avr_load_libgcc_p): Restrict to __flash loads.
4393 (avr_out_lpm): Only handle 1-byte loads from __flash.
4394 (avr_load_lpm): New function.
4395 (avr_find_unused_d_reg): Remove.
4396 (avr_out_lpm_no_lpmx): Remove.
4397 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4398 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4399 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4400 (load_<mode>, load_<mode>_clobber): New insns.
4401 (mov<mode>): For multi-byte move from non-generic
4402 16-bit address spaces: Expand to load_<mode> resp.
4403 load_<mode>_clobber.
4404 (load<mode>_libgcc): Remove expander.
4405 (split-lpmx): Remove split.
4407 Backport from 2012-03-13 mainline r185329.
4410 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4411 offset (size) to a value the insns can deal with.
4412 (expand_epilogue): Ditto.
4414 Backport from 2012-03-12 mainline r185256.
4417 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4418 type from reg_class_t to enum reg_class.
4419 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4421 Backport from 2012-03-12 mainline r185253.
4424 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4425 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4426 r184615 from 2012-02-28.
4428 Backport from 2012-03-08 mainline r185105.
4430 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4431 for constants in [-63,63].
4433 Backport from 2012-03-08 mainline r185100.
4436 * config/avr/avr.c (avr_mem_clobber): New static function.
4437 (avr_expand_delay_cycles): Add memory clobber operand to
4438 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4439 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4440 (enable_interrupt, disable_interrupt): New expander.
4441 (nopv, sleep, wdr): New expanders.
4442 (delay_cycles_1): Add memory clobber.
4443 (delay_cycles_2): Add memory clobber.
4444 (delay_cycles_3): Add memory clobber.
4445 (delay_cycles_4): Add memory clobber.
4446 (cli_sei): New insn from former "enable_interrupt",
4447 "disable_interrupt" with memory clobber.
4448 (*wdt): New insn from former "wdt" with memory clobber.
4449 (*nopv): Similar, but for "nopv".
4450 (*sleep): Similar, but for "sleep".
4452 Backport from 2012-03-07 mainline r185043.
4455 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4457 Backport from 2012-03-07 mainline r185032.
4460 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4461 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4462 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4464 Backport from 2012-03-07 mainline r185031.
4467 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4469 * config/avr/avr.md (xload_8): Adjust insn length.
4471 Backport from 2012-03-07 mainline r185030.
4474 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4475 if RAMPZ affects reading from RAM.
4477 Backport from 2012-03-05 mainline r184919.
4479 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4481 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4483 Backport from mainline r185259.
4486 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4487 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4489 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4491 Backported from mainline
4492 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4495 * c-parser.c (c_parser_postfix_expression)
4496 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4498 * config/i386/smmintrin.h: Avoid /* within a comment.
4499 * config/i386/nmmintrin.h: Likewise.
4501 2012-03-22 Richard Guenther <rguenther@suse.de>
4503 * BASE-VER: Set to 4.7.1.
4504 * DEV-PHASE: Set to prerelease.
4506 2012-03-22 Release Manager
4508 * GCC 4.7.0 released.
4510 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4512 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4514 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4515 Andrew Pinski <apinski@cavium.com>
4518 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4519 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4520 calls instead of __builtin_ir{int,ound}*.
4522 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4525 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4528 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4530 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4531 Refer to GCC 4.7 version of c99status.html.
4533 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4535 Backport from mainline
4536 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4538 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4539 redefine to be NULL if the current bit-size is different from the
4540 configured bit-size.
4542 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4543 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4544 set the default tuning. Add asserts to make sure the cpu and tune
4545 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4546 test whether the index is set, instead of > 0.
4547 (rs6000_file_start): Do not reset the default cpu if the current
4548 bit-size is different from the configured bit-size.
4550 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4552 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4554 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4555 Update binutils references.
4556 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4557 Update binutils reference.
4558 Update Sun as/GNU ld caveat.
4559 Document binutils largefile requirement for LTO plugin.
4560 Remove reference to alternate libpthread.
4562 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4564 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4566 (Specific, mips-sgi-irix6): Likewise.
4568 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4570 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4571 * configure: Regenerate.
4573 2012-03-07 Richard Henderson <rth@redhat.com>
4575 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4576 * config/m68k/sync.md (atomic_test_and_set): Use it.
4577 (atomic_test_and_set_1): Likewise.
4579 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4582 * Makefile.in: Let install-gcc-ar depend on installdirs,
4583 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4584 Don't double canonicalize if cross-compiling.
4586 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4588 * trans-mem.c: New typedef for tm_region_p.
4589 Define vector types for tm_region_p.
4590 (tm_region_init): Replace region_worklist to a vector called
4593 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4596 * trans-mem.c (tm_region_init): Use last_basic_block.
4598 2012-03-05 Richard Henderson <rth@redhat.com>
4601 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4602 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4603 BIGGEST_ALIGNMENT is aligned.
4605 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4607 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4609 2012-03-05 Richard Henderson <rth@redhat.com>
4612 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4613 instead of calling negqi2 directly.
4615 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4617 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4618 (INTMAX_TYPE): Use it.
4619 (UINTMAX_TYPE): Likewise.
4620 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4621 (irix6_c_common_override_options): Declare.
4622 (C_COMMON_OVERRIDE_OPTIONS): Define.
4623 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4624 * config/mips/irix6-c.c: New file.
4625 * config/mips/t-irix6 (irix6-c.o): New target.
4626 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4629 2012-03-02 Richard Henderson <rth@redhat.com>
4631 * optabs.c (expand_atomic_test_and_set): Honor
4632 atomic_test_and_set_trueval even when atomic_test_and_set
4633 optab is not in use.
4635 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4637 Backport from mainline
4638 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4640 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4642 2012-03-02 Richard Guenther <rguenther@suse.de>
4644 * DEV-PHASE: Set to prerelease.
4646 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4648 * config.gcc (obsolete): Add all ARM targets using the FPA.
4649 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4650 * doc/install.texi: Avoid references to obsolete ARM ports.
4652 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4654 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4656 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4657 Joern Rennecke <joern.rennecke@embecosm.com>
4659 * doc/extend.texi: Expand and update information on interrupt
4660 attribute for Epiphany.
4662 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4664 * config/sh/sh-protos.h: Update copyright notice dates.
4665 * config/sh/sh.h: Likewise.
4666 * config/sh/sh.md: Likewise.
4667 * config/sh/constraints.md: Likewise.
4668 * config/sh/predicates.md: Likewise.
4670 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4672 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4673 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4675 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4677 * config/sh/constraints.md: Fix comment typo.
4679 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4682 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4683 unsigned HOST_WIDE_INT.
4684 (zvdep_imm64): Likewise.
4685 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4686 (vdepi_and): Likewise.
4687 Likewise for unamed 64-bit patterns.
4688 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4690 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4693 PR rtl-optimization/52417
4694 * cselib.c (cselib_any_perm_equivs): New variable.
4695 (cselib_reset_table): Check that it's not set when not
4696 preserving constants.
4697 (cselib_add_permanent_equiv): Set it.
4698 (cselib_have_permanent_equivalences): New.
4699 (cselib_init, cselib_finish): Reset it.
4700 * cselib.h (cselib_have_permanent_equivalences): Declare.
4701 * alias.c (get_addr): Restore earlier behavior when there
4702 aren't permanent equivalences.
4704 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4706 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4707 * config/v850/v850-modes.def: Fix copyright notice.
4709 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4711 * doc/extend.texi (AVR Built-in Functions): Document
4712 __builtin_avr_flash_segment.
4714 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4715 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4716 (*split.flash_segment): New insn-and-split.
4717 * config/avr/avr.c (avr_init_builtins): Add local variables:
4718 const_memx_void_node, const_memx_ptr_type_node,
4719 char_ftype_const_memx_ptr.
4721 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4723 PR tree-optimization/52445
4724 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4725 add ssa_name_ver, offset and size fields and change store field
4727 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4728 (add_or_mark_expr): Likewise. Only consider previous stores
4729 with the same size and offset.
4730 (nt_init_block): Only look at gimple_assign_single_p stmts,
4731 doesn't look at rhs2.
4733 2012-03-01 Richard Guenther <rguenther@suse.de>
4736 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4737 conversions from integral types to pointer types.
4739 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4741 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4742 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4743 unintentionally removed in r184616.
4745 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4747 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4750 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4751 Uros Bizjak <ubizjak@gmail.com>
4754 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4755 alternatives, add "e" constraint to the new last alternative
4756 and ! to last 3 alternatives.
4758 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4760 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4761 DW_AT_artificial attributes at the end of the processing.
4762 (gen_array_type_die): Likewise.
4763 (gen_enumeration_type_die): Likewise.
4764 (gen_struct_or_union_type_die): Likewise.
4765 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4768 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4771 * expr.c (expand_assignment): If doing misaligned store that doesn't
4772 cover all mode bits, perform a RMW cycle.
4774 PR tree-optimization/52429
4775 * tree-parloops.c (separate_decls_in_region_debug): Return early
4776 if var is LABEL_DECL.
4778 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4780 PR tree-optimization/52424
4781 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4782 calling dom_thread_across_edge.
4784 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4786 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4788 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4790 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4791 * config/avr/avr.c (avr_output_bld): Remove unused function.
4792 (avr_out_sbxx_branch): Use "%T" to print bit position.
4794 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4796 * config/avr/avr.md: Untabify.
4798 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4800 * config/avr/avr.md (eqne): New code iterator.
4801 (*dec-and-branchsi): Use it in text peephole's condition.
4802 (*dec-and-branchhi): Ditto.
4803 (*dec-and-branchqi): Ditto.
4805 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4808 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4809 the device does not have the skip-bug.
4811 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4813 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4814 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4815 -mpretend-cmove): New.
4817 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4820 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4821 doesn't count DEBUG_INSN refs.
4822 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4823 for DEBUG_INSN refs.
4825 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4829 2012-02-20 Richard Guenther <rguenther@suse.de>
4830 PR tree-optimization/52298
4831 * tree-vect-stmts.c (vectorizable_load): Properly use
4832 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4835 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4838 * gimple.h (gimple_in_transaction): New.
4839 (gimple_set_in_transaction): New.
4840 (struct gimple_statement_base): Add in_transaction field.
4841 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4843 (tree_ssa_lim_initialize): Compute transaction bits.
4844 * tree.h (compute_transaction_bits): Protoize.
4845 * trans-mem.c (tm_region_init): Use the heap to store BB
4847 (compute_transaction_bits): New.
4849 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4851 * gcc.c (display_help): Document --help=common and sort entries
4854 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4856 * doc/install.texi: Document check-$LANG specific shortcuts
4858 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4861 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4863 * config/arm/arm_neon.h: Regenerate.
4864 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4865 (neon_vcgeu): New insn.
4866 (neon_vcgtu): Likewise.
4867 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4868 (ops): Unsigned comparison intrinsics call a different
4871 2012-02-28 Richard Guenther <rguenther@suse.de>
4874 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4875 ordering for the VEC_CONCAT for two element vectors for
4876 V2SFmode, V2SImode and V2DImode.
4878 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4881 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4882 detecting big-endian triplets.
4884 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4886 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4887 mode if there is no type information available.
4889 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4891 PR tree-optimization/53207
4892 * doc/invoke.texi: Document as experimental and relying on graphite.
4894 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4896 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4897 of initializer to changes from r184614.
4899 2012-02-28 Richard Guenther <rguenther@suse.de>
4901 PR tree-optimization/52395
4902 * tree-sra.c (build_ref_for_offset): Also look at the base
4903 TYPE_ALIGN when figuring out the alignment of the replacement.
4905 2012-02-28 Richard Guenther <rguenther@suse.de>
4907 PR tree-optimization/52402
4908 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4909 mis-aligned types when creating the accesses at the call site.
4911 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4913 * config/avr/builtins.def: New file.
4914 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4915 * config/avr/avr.c (enum avr_builtin_id): Use it.
4916 (avr_init_builtins): Use it. And use avr_bdesc.
4917 (bdesc_1arg): Remove.
4918 (bdesc_2arg): Remove.
4919 (bdesc_3arg): Remove.
4920 (struct avr_builtin_description): Add field n_args.
4921 (avr_bdesc): New static variable using builtins.def.
4922 (avr_expand_builtin): Use it.
4923 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4924 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4925 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4927 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4930 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4931 match only one single hard register with respective hard reg rtx.
4932 (movmemx_<mode>): Ditto.
4933 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4934 insn anatomy of movmem[x]_<mode>.
4935 (avr_out_movmem): Same for printing assembler and operand usage.
4937 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4941 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4942 address spaces located outside of device flash.
4944 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4945 (mcu_type_s): Add field n_flash.
4946 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4947 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4948 (AVR_MCU): Add N_FLASH argument.
4949 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4950 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4951 macro __FLASH<n> if that address space makes sense for the device.
4952 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4953 outside of target flash.
4954 (avr_asm_named_section): Ditto.
4955 (avr_asm_select_section): Ditto.
4956 (avr_addr_space_convert): Ditto.
4957 (avr_emit_movmemhi): Ditto.
4958 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4959 address space is outside of device flash.
4960 (avr_insert_attributes): Ditto.
4961 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4962 avr_current_arch->n_segments.
4964 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4967 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4969 (*movabs<mode>_2): Likewise.
4971 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4974 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4975 s_register_operand in the test instead of REG_P. Don't call
4976 gen_reg_rtx if it won't be used.
4978 PR tree-optimization/52376
4979 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4981 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4983 * ifcvt.c (noce_get_condition): Check condition variable is not
4984 small_register_classes_for_mode_p before accepting.
4986 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4988 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4990 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4993 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4994 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4996 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4998 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5000 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5002 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5004 * config/sh/predicates.md: Remove blank lines.
5005 * config/sh/sh.c: Fix typos in comments.
5006 * config/sh/constraints.md: Likewise.
5007 * config/sh/sh.md: Remove blank lines.
5008 Fix typos in comments. Use ;; as comment characters.
5010 2012-02-26 Walter Lee <walt@tilera.com>
5012 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5013 (replace_mov_pcrel_step2): Ditto.
5015 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5018 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5019 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5020 and locs that reference values newer than the non-canonical value
5021 at hand. Return the canonical value as a worst case.
5022 (memrefs_conflict_p): Walk canonical value's locs.
5025 * cselib.c (preserve_only_constants): Rename to...
5026 (preserve_constants_and_equivs): ... this. Split out...
5027 (invariant_or_equiv_p): ... this. Preserve plus expressions
5028 of other preserved expressions too.
5029 (cselib_reset_table): Adjust.
5030 * var-tracking.c (reverse_op): Use canonical value to build
5033 2012-02-23 Kai Tietz <ktietz@redhat.com>
5035 * config/i386/i386.c (ix86_delegitimize_address): Handle
5036 UNSPEC_PCREL plus displacement.
5038 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5041 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5042 to test for unusedness in st X addressing.
5044 2012-02-24 Richard Guenther <rguenther@suse.de>
5047 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5048 (is_gimple_reg_type): Move inline ...
5049 * gimple.h (is_gimple_reg_type): ... here.
5051 2012-02-24 Richard Guenther <rguenther@suse.de>
5054 * passes.c (execute_function_todo): When verifying SSA form
5055 verify gimple form first.
5056 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5058 2012-02-24 Richard Guenther <rguenther@suse.de>
5061 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5062 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5064 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5066 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5068 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5070 * tree-phinodes.c (make_phi_node): Mark static.
5071 * tree-flow.h (make_phi_node): Remove extern decl.
5072 * doc/gimple.texi (make_phi_node): Remove documentation.
5074 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5076 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5077 * tree-ssa-sccvn.c (print_scc): Ditto.
5079 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5081 * doc/passes.texi (Full redundancy elimination): Fix typo.
5083 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5085 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5087 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5090 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5092 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5095 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5097 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5099 * config/avr/avr.md (code_stdname): Add ior, xor.
5100 (xior): New code iterator.
5101 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5102 (*<code_stdname><mode>qi.byte1-3): Ditto.
5104 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5106 PR tree-optimization/52019
5107 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5110 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5112 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5113 HAVE_INITFINI_ARRAY to work around namespace pollution in
5114 certain versions of newlib system headers.
5115 * config.in: Regenerate.
5116 * configure: Regenerate.
5117 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5118 instead of HAVE_INITFINI_ARRAY.
5120 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5123 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5124 is not offsettable memory reference.
5126 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5129 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5130 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5132 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5134 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5135 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5137 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5139 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5140 library on Solaris 8 even without TLS support.
5141 * configure: Regenerate.
5143 2012-02-22 Richard Guenther <rguenther@suse.de>
5146 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5147 for GIMPLE_DEBUG stmts.
5149 2012-02-22 Martin Jambor <mjambor@suse.cz>
5152 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5153 according to the base object.
5155 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5157 PR rtl-optimization/50063
5158 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5159 and 2 (8-bit SP) in operand 2.
5160 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5161 setup to use movhi_sp_r instead of vanilla move to write SP.
5162 Adjust REG_CFA notes to superseed unspec.
5163 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5165 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5166 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5167 irq_state 1 (IRQ known to be on) here.
5169 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5171 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5173 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5174 assign_hard_reg): Likewise.
5176 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5178 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5180 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5183 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5184 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5186 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5188 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5189 prototype from here to...
5190 * config/avr/avr.h: ...here.
5192 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5195 * thumb2.md (thumb2_shiftsi3_short): Split register and
5196 immediate shifts. For register shifts tie operands 0 and 1.
5197 (peephole2 for above): Check that register-controlled shifts
5198 have suitably tied operands.
5200 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5203 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5204 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5205 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5206 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5207 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5208 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5209 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5210 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5211 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5212 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5213 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5214 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5215 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5216 bdver1_ssevector_avx256_unaligned_load,
5217 bdver1_ssevector_sse128_unaligned_load,
5218 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5219 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5220 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5221 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5222 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5223 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5224 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5225 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5226 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5227 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5228 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5229 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5230 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5231 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5232 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5233 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5234 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5235 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5236 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5237 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5238 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5239 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5240 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5241 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5242 bdver1_ssediv_double_load, bdver1_ssediv_double,
5243 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5244 Add "bdver2" attribute.
5246 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5248 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5249 default if possible and not specified otherwise.
5251 2012-02-21 Richard Guenther <rguenther@suse.de>
5254 * gimplify.c (create_tmp_from_val): Use the main variant type
5255 for the type of the temporary we create.
5257 2012-02-21 Richard Guenther <rguenther@suse.de>
5259 PR tree-optimization/52324
5260 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5261 do not gimplify a MEM_REF address operand if it is already
5264 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5266 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5267 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5269 2012-02-21 Richard Guenther <rguenther@suse.de>
5271 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5272 nested_in_vect_loop.
5274 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5276 PR tree-optimization/52318
5277 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5278 vdef also to non-pure/const call stmts in the sequence.
5280 2012-02-20 David S. Miller <davem@davemloft.net>
5282 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5283 don't use the "rd %pc" instruction on v9 for PIC register loads.
5285 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5288 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5289 in a transaction safe function.
5291 2012-02-20 Kai Tietz <ktietz@redhat.com>
5294 * stor-layout.c (place_field): Handle desired_align for
5297 2012-02-20 Richard Guenther <rguenther@suse.de>
5299 PR tree-optimization/52298
5300 * tree-vect-stmts.c (vectorizable_store): Properly use
5301 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5303 (vectorizable_load): Likewise.
5304 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5305 Access DR_STEP after ensuring it is not NULL.
5307 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5309 PR tree-optimization/52286
5310 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5311 optimization use double_int_to_tree instead of build_int_cst_wide,
5312 rewrite to use double_int vars.
5314 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5317 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5319 Remove -e 0 from $gcc_cv_ld invocation.
5320 Only use __GLIBC_PREREQ if defined.
5321 Enable on Solaris since Solaris 8 patch.
5322 (gcc_SUN_LD_VERSION): New macro.
5323 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5324 gcc_SUN_LD_VERSION for version number format.
5325 * configure: Regenerate.
5326 * varasm.c (get_elf_initfini_array_priority_section): Set
5327 SECTION_NOTYPE for non-default priority.
5328 Use get_section instead of get_unnamed_section to emit
5329 .init_array/.fini_array with default priority.
5331 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5333 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5334 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5335 (mips_start_unique_function, mips_output_mips16_rdhwr)
5336 (mips_code_end): New functions.
5337 (TARGET_ASM_CODE_END): Define.
5339 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5341 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5342 to stubs with non-sibling calls.
5344 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5346 * doc/invoke.texi (-fira-* options): Copy-edit.
5347 (ira-* parameters): Copy-edit.
5349 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5351 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5352 GCC coding conventions.
5354 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5356 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5357 when used as adjectives.
5359 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5361 * doc/invoke.texi: Clean up "that"/"which" confusion.
5363 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5365 * system.h: Poison SMALL_REGISTER_CLASSES
5366 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5367 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5369 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5371 PR tree-optimization/52285
5372 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5373 when deciding if a call is a tail call or tail recursion.
5375 2012-02-16 Kai Tietz <ktietz@redhat.com>
5377 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5378 interger-constant displacement for UNSPEC_PCREL.
5380 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5382 PR rtl-optimization/52208
5383 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5384 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5386 PR tree-optimization/52255
5387 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5388 loop->header has virtual PHI, but exit_e->dest doesn't, add
5389 virtual PHI to exit_e->dest and adjust all uses after the loop.
5392 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5393 children with clone_tree_hash, not after it.
5395 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5397 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5398 extended identifiers.
5400 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5403 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5404 a same_body_alias, also test whether e->callee isn't a former
5405 or current clone of the decl this is a same body alias of.
5407 PR translation/52264
5408 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5410 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5412 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5414 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5417 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5418 force_reg instead of copy_to_reg for better optimization. Force
5419 non-register or memory operands into a register.
5421 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5423 * extend.texi: Reserve upper bits of memory model for future use.
5425 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5426 Anatoly Sokolov <aesok@post.ru>
5427 Eric Weddington <eric.weddington@atmel.com>
5430 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5431 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5432 Rewrite initializers for .macro.
5433 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5434 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5435 atxmega32d4, atxmega32x1.
5436 avrxmega4: atxmega64a3, atxmega64d3.
5437 avrxmega5: atxmega64a1, atxmega64a1u.
5438 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5439 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5440 avrxmega7: atxmega128a1, atxmega128a1u.
5441 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5442 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5443 (struct base_arch_s): Rename reserved to xmega_p.
5444 Rename reserved2 to have_rampd.
5445 (AVR_XMEGA): New define.
5446 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5447 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5448 * config/avr/predicates.md (io_address_operand): Take into
5450 (low_io_address_operand): Ditto.
5451 (high_io_address_operand): Ditto.
5452 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5453 (enabled, movhi_sp_r): Use them.
5454 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5455 cpp_define_formatted to built-in define __AVR_ARCH__.
5456 (__AVR_XMEGA__): New built-in define.
5457 (__AVR_HAVE_RAMPD__): New built-in define.
5458 (__AVR_HAVE_RAMPX__): New built-in define.
5459 (__AVR_HAVE_RAMPY__): New built-in define.
5460 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5462 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5463 (avr_option_override): Initialize them.
5464 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5465 (avr_init_expanders): Initialize them. No more block several calls.
5466 (emit_push_sfr): New static function.
5467 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5469 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5470 (avr_print_operand): Print addreeses as symbols for
5471 RAMPX, RAMPY, RAMPD, CCP.
5472 (output_movhi): Handle AVR_XMEGA when writing to SP.
5473 (avr_out_movhi_mr_r_xmega): New static function.
5474 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5475 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5476 __RAMPD__, __CCP__ as needed.
5478 * config/avr/multilib.h: Regenerate.
5479 * config/avr/t-multilib: Regenerate.
5480 * config/avr/avr-tables.opt: Regenerate.
5482 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5484 PR tree-optimization/50561
5485 * graphite-flattening.c (lst_project_loop): Do not
5486 remove old scattering dimensions after flattening.
5487 (lst_do_flatten): Likewise.
5489 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5491 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5492 __builtin_avr_map8, __builtin_avr_map16.
5493 Document __builtin_avr_insert_bits.
5495 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5496 (insert_bits): New insn.
5497 (adjust_len.map_bits): Rename to insert_bits.
5498 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5499 * avr-protos.h (avr_out_map_bits): Remove.
5500 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5501 * config/avr/constraints.md (Cxf,C0f): New.
5502 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5503 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5504 New built-in define __BUILTIN_AVR_INSERT_BITS.
5505 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5506 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5507 (avr_move_bits): Rewrite.
5508 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5510 (avr_map_op_t): New typedef.
5511 (avr_map_op): New static variable.
5512 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5513 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5514 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5515 (bdesc_3arg, avr_expand_triop_builtin): New.
5516 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5517 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5518 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5519 (avr_map_equal_p, avr_map_sig_p): Remove.
5520 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5521 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5522 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5523 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5524 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5525 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5527 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5529 * config/c6x/c6x.md (reserve_cycles): New attribute.
5530 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5531 don't reserve functional units after the branch occurs.
5533 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5536 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5537 functions into non-tm_pure functions.
5539 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5542 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5543 (iterative_hash_canonical_type): Likewise.
5544 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5547 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5549 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5550 sched-group insn, it either remains alone or the entire list is pruned.
5552 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5554 * doc/install.texi (Prerequisites): Fix grammar.
5555 (Configuration): Likewise.
5557 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5559 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5560 MPC as part of GCC before describing configuring with --with-gmp etc.
5561 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5562 sources are present.
5564 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5567 * dwarf2out.c (clone_tree_hash): New function.
5568 (copy_decls_walk): Use it instead of clone_tree.
5570 2012-02-14 Richard Guenther <rguenther@suse.de>
5572 PR tree-optimization/52244
5573 PR tree-optimization/51528
5574 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5575 replacements for integral types.
5577 2012-02-14 Walter Lee <walt@tilera.com>
5579 * config.gcc: Handle tilegx and tilepro.
5580 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5582 Add HAVE_AS_TLS check for tilegx and tilepro.
5583 * configure: Regenerate.
5584 * doc/contrib.texi: Add Mat Hostetter and self.
5585 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5586 Document instruction intrinsics and network accessing intrinsics.
5587 (TILEPro Built-in Functions): New node. Document instruction
5588 intrinsics and network accessing intrinsics.
5589 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5590 (Specific, tilepro-*-linux*): Likewise.
5591 * doc/invoke.texi (TILE-Gx Options): New section.
5592 (TILEPro Options): New section.
5593 * doc/md.texi (TILE-Gx): New section.
5594 (TILEPro): New section.
5595 * common/config/tilegx/tilegx-common.c: New file.
5596 * common/config/tilepro/tilepro-common.c: New file.
5597 * config/tilegx/constraints.md: New file.
5598 * config/tilegx/linux.h: New file.
5599 * config/tilegx/mul-tables.c: New file.
5600 * config/tilegx/predicates.md: New file.
5601 * config/tilegx/sync.md: New file.
5602 * config/tilegx/t-tilegx: New file.
5603 * config/tilegx/tilegx-builtins.h: New file.
5604 * config/tilegx/tilegx-c.c: New file.
5605 * config/tilegx/tilegx-generic.md: New file.
5606 * config/tilegx/tilegx-modes.def: New file.
5607 * config/tilegx/tilegx-multiply.h: New file.
5608 * config/tilegx/tilegx-protos.h: New file.
5609 * config/tilegx/tilegx.c: New file.
5610 * config/tilegx/tilegx.h: New file.
5611 * config/tilegx/tilegx.md: New file.
5612 * config/tilegx/tilegx.opt: New file.
5613 * config/tilepro/constraints.md: New file.
5614 * config/tilepro/gen-mul-tables.cc: New file.
5615 * config/tilepro/linux.h: New file.
5616 * config/tilepro/mul-tables.c: New file.
5617 * config/tilepro/predicates.md: New file.
5618 * config/tilepro/t-tilepro: New file.
5619 * config/tilepro/tilepro-builtins.h: New file.
5620 * config/tilepro/tilepro-c.c: New file.
5621 * config/tilepro/tilepro-generic.md: New file.
5622 * config/tilepro/tilepro-modes.def: New file.
5623 * config/tilepro/tilepro-multiply.h: New file.
5624 * config/tilepro/tilepro-protos.h: New file.
5625 * config/tilepro/tilepro.c: New file.
5626 * config/tilepro/tilepro.h: New file.
5627 * config/tilepro/tilepro.md: New file.
5628 * config/tilepro/tilepro.opt: New file.
5630 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5632 PR tree-optimization/52210
5633 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5634 vect_model_simple_cost with two entry vect_def_type array instead
5635 of an address of dt.
5637 2012-02-14 Richard Guenther <rguenther@suse.de>
5640 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5641 Do not stream DECL_QUALIFIER.
5642 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5643 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5644 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5646 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5649 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5652 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5655 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5656 * cselib.c (cselib_subst_to_values_from_insn): New function.
5657 * sched-deps.c (add_insn_mem_dependence,
5658 sched_analyze_1, sched_analyze_2): Use it.
5660 2012-02-13 Jan Hubicka <jh@suse.cz>
5663 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5665 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5667 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5668 (GTM_SELF_SPECS): Define if not already defined.
5669 (driver_self_specs): Add GTM_SELF_SPECS.
5670 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5671 (GTM_SELF_SPECS): Define.
5672 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5673 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5675 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5677 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5680 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5683 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5684 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5686 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5689 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5691 2012-02-13 Richard Guenther <rguenther@suse.de>
5693 PR translation/52211
5694 * passes.c (enable_disable_pass): Fix typo.
5696 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5699 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5700 XOR for reduce_bit_field if type is unsigned.
5702 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5704 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5705 disallow changes from SFmode to mode with different size in FP regs.
5707 2012-02-12 Robert Millan <rmh@gnu.org>
5708 Gerald Pfeifer <gerald@pfeifer.com>
5710 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5713 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5715 PR rtl-optimization/52175
5716 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5717 to frame-related instructions.
5719 2012-02-10 Jason Merrill <jason@redhat.com>
5722 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5723 (demangle_new_symbols): Fill it.
5724 (scan_linker_output): Walk it.
5725 (start_tweaking): Split out from scan_linker_output.
5726 (maybe_tweak): Update sym->chosen.
5727 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5729 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5732 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5734 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5736 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5737 having the same mode as previous compare.
5739 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5741 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5742 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5743 (nonlocal_goto_internal): Likewise.
5744 (nonlocal_goto): Emit a use and an indirect jump directly.
5746 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5749 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5750 __atomic_{is,always}_lock_free.
5752 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5755 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5756 negative constant address for x32.
5758 2012-02-10 Richard Henderson <rth@redhat.com>
5760 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5761 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5762 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5764 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5765 Ira Rosen <irar@il.ibm.com>
5767 PR tree-optimization/50031
5768 * targhooks.c (default_builtin_vectorization_cost): Handle
5770 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5771 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5772 all types of reduction and pattern statements.
5773 (vect_estimate_min_profitable_iters): Likewise.
5774 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5775 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5776 for explicit realigns.
5777 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5778 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5780 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5781 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5782 vec_perm for VSX and handle vec_promote_demote.
5784 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5787 * builtins.c (fold_builtin_atomic_always_lock_free,
5788 expand_builtin_atomic_always_lock_free,
5789 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5790 Return and/or test boolean_true_node/boolean_false_node instead of
5791 integer_one_node/integer_zero_node.
5793 2012-02-10 Jan Hubicka <jh@suse.cz>
5796 * predict.c (predict_paths_for_bb): Prevent looping.
5797 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5799 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5801 * config/arm/arm.c (output_move_double): In one case properly
5802 count number of instructions that will be emitted.
5804 2012-02-10 Richard Guenther <rguenther@suse.de>
5806 PR translation/52193
5807 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5809 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5812 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5814 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5817 * var-tracking.c (emit_note_insn_var_location): If
5818 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5819 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5820 non-NOTE_DURING_CALL_P insn.
5822 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5825 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5827 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5830 * gcc.c (switch_matches) Support switches with separated form,
5833 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5835 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5837 (RAMPZ_ADDR): Ditto.
5838 * config/avr/avr.c (avr_addr_t): New typedef.
5839 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5840 (avr_init_expanders): Initialize it.
5841 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5843 (expand_epilogue): Ditto.
5844 (avr_print_operand): Ditto.
5845 (avr_file_start): Ditto.
5846 (avr_emit_movmemhi): Ditto.
5848 2012-02-08 Richard Guenther <rguenther@suse.de>
5850 PR tree-optimization/46886
5851 * tree-flow.h (do_while_loop_p): Declare.
5852 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5853 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5855 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5857 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5858 always succeed for integers larger than a native word.
5860 2012-02-08 Richard Guenther <rguenther@suse.de>
5862 PR rtl-optimization/52170
5863 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5864 properly handle integer vector modes.
5866 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5868 PR gcov-profile/52150
5869 * coverage.c: Include target.h.
5870 (build_var): Call targetm.strip_name_encoding on the assembler name.
5871 Change one _ into . or $ if the target allows it.
5872 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5874 PR rtl-optimization/52139
5875 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5876 is a BARRIER after emit_insn_after_noloc, move BB_END
5877 to the last non-BARRIER insn before it.
5879 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5882 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5883 (mips_gimplify_va_arg_expr): Call it instead of
5884 std_gimplify_va_arg_expr.
5886 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5888 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5889 message for -mno-pointers-to-nested-function.
5891 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5894 * expr.c (get_inner_reference): If there is an offset, add a negative
5895 bit position to it (if any).
5897 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5899 PR rtl-optimization/52060
5900 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5901 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5902 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5903 and/or i0src_copy2 when needed.
5905 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5907 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5908 or LTOPLUGINSONAME if have_c.
5910 * config/freebsd-spec.h: Add comment about what macros can be defined
5912 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5913 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5916 2012-02-07 Richard Guenther <rguenther@suse.de>
5918 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5919 newline in -alias dumps.
5921 2012-02-07 Kai Tietz <ktietz@redhat.com>
5922 Dave Korn <dave.korn.cygwin@gmail.com>
5925 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5926 Take care that typinfo gets dllexport-attribute.
5928 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5931 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5932 if modifier < EXPAND_SUM call force_operand on the result.
5934 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5936 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5937 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5939 (epiphany_function_type): Replace types for specific interrupts with
5940 EPIPHANY_FUNCTION_INTERRUPT.
5941 (EPIPHANY_INTERRUPT_P): Update.
5942 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5943 New static function.
5944 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5945 <disinterrupt>: Affects type identity.
5946 (epiphany_handle_interrupt_attribute): Handle variable number of
5948 (epiphany_compute_function_type): Update for new
5949 epiphany_function_type definition.
5950 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5951 handlers with a longcall forwarder.
5952 (epiphany_start_function): Handle multiple interrupt arguments and/or
5953 forwarder_section attribute.
5955 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5958 2012-02-07 Alan Modra <amodra@gmail.com>
5961 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5964 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5966 PR tree-optimization/50969
5967 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5968 use vec_perm rather than vector_stmt.
5969 (vect_model_load_cost): Likewise.
5970 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5971 vec_perm to be the same as other vector statements.
5972 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5973 cost of vec_perm for TARGET_VSX.
5975 2012-02-06 Richard Guenther <rguenther@suse.de>
5977 PR tree-optimization/52115
5978 * tree-sra.c (access_has_replacements_p): New function.
5979 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5981 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5984 * trans-mem.c (expand_call_tm): Add an assertion.
5985 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5988 2012-02-06 Richard Guenther <rguenther@suse.de>
5990 PR tree-optimization/50955
5991 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5992 raise cost of expressions that replace an address with an
5993 expression based on a different pointer.
5995 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5998 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5999 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6001 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6004 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6005 -Weffc++ and specify guidelines come from second edition.
6007 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6009 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6010 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6011 (call_direct_split, call_value_split, call_value_internal_direct)
6012 (call_value_direct_split, call_value_multiple_split): Use jal and
6013 jal_macro attributes.
6015 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6017 * reload1.c (reload_regs_reach_end_p): Replace with...
6018 (reload_reg_rtx_reaches_end_p): ...this function.
6019 (new_spill_reg_store): Update commentary.
6020 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6021 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6022 before setting new_spill_reg_store.
6023 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6024 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6025 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6026 for non-spill reload registers.
6028 2012-02-05 Ira Rosen <irar@il.ibm.com>
6030 PR tree-optimization/52091
6031 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6032 (vect_is_simple_use_1): Likewise.
6033 * tree-vect-loop.c (vectorizable_reduction): Update calls
6034 to vect_is_simple_use_1 and vect_is_simple_use.
6035 (vectorizable_live_operation): Likewise.
6036 * tree-vect-patterns.c (widened_name_p,
6037 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6038 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6039 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6040 vectorizable_shift,vectorizable_operation, vectorizable_store,
6041 vectorizable_load): Likewise.
6042 (vect_is_simple_cond): Add an argument, pass it to
6043 vect_is_simple_use_1.
6044 (vectorizable_condition): Update calls to vect_is_simple_cond,
6046 (vect_is_simple_use): Add an argument, the statement in which
6047 OPERAND is used. Check that if OPERAND's def stmt is a double
6048 reduction phi node, the use is a phi node too.
6049 (vect_is_simple_use_1): Add an argument, pass it to
6051 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6052 to vect_is_simple_use.
6054 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6056 PR rtl-optimization/52095
6057 * modulo-sched.c (dump_insn_locator): New function.
6058 (loop_canon_p, sms_schedule): Use it.
6060 PR rtl-optimization/52113
6061 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6062 even for decomposable shift/zext insns.
6064 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6065 Zdenek Dvorak <ook@ucw.cz>
6067 PR rtl-optimization/52092
6068 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6069 on get_iv_value result.
6071 2012-02-02 Andrew Pinski <apinski@cavium.com>
6075 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6077 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6080 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6082 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6084 PR rtl-optimization/49800
6085 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6086 (sched_finish): Call regstat_free_n_sets_and_refs.
6088 2012-02-02 Jia Liu <proljc@gmail.com>
6090 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6093 2012-02-02 Jan Hubicka <jh@suse.cz>
6094 Tom de Vries <tom@codesourcery.com>
6097 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6098 * varpool.c (varpool_analyze_pending_decls): Likewise.
6100 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6101 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6103 * config.gcc: Add cr16-* support.
6105 * doc/extend.texi: Document cr16 extensions.
6106 * doc/install.texi: Document cr16 install.
6107 * doc/invoke.texi: Document cr16 options.
6108 * doc/md.texi: Document cr16 constraints.
6110 * common/config/cr16/cr16-common.c: New file.
6111 * config/cr16/cr16.c: New file.
6112 * config/cr16/cr16.h: New file.
6113 * config/cr16/cr16.md: New file.
6114 * config/cr16/cr16.opt: New file.
6115 * config/cr16/cr16-protos.h: New file.
6116 * config/cr16/predicates.md: New file.
6117 * config/cr16/constraints.md: New file.
6118 * config/cr16/t-cr16: New file.
6120 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6123 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6124 that operands[2] is either immediate, or q_regs_operand.
6126 PR tree-optimization/52073
6127 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6128 a pattern stmt for pattern uses, ignore uses outside of the loop.
6130 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6132 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6133 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6134 (OUT_AS1, OUT_AS2): Remove.
6136 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6138 PR rtl-optimization/51374
6139 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6140 to cross other volatile_refs_p insns.
6142 2012-02-01 Richard Guenther <rguenther@suse.de>
6144 * doc/invoke.texi (fno-inline): Clarify documentation.
6145 (finline-small-functions): Likewise.
6146 (finline-functions): Likewise.
6147 * common.opt (finline): Adjust comment and documentation.
6148 (finline-small-functions): Clarify documentation.
6149 (finline-functions): Likewise.
6150 (finline-functions-called-once): Likewise.
6152 2012-02-01 Tristan Gingold <gingold@adacore.com>
6154 * c-typeck.c (composite_type): Keep mode for pointers.
6156 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6158 * function.h (regno_reg_rtx): Adjust comment.
6159 * reginfo.c (init_reg_modes_target): Only use the previous mode
6160 if it fits within one register. Remove MIPS comment.
6162 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6165 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6167 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6169 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6170 to srak instruction.
6172 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6174 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6176 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6181 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6183 2012-01-31 Richard Guenther <rguenther@suse.de>
6185 PR tree-optimization/51528
6186 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6189 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6194 * ree.c (add_removable_extension): Change def_map argument
6195 to unsigned *, store in def_map 1 + offset into *insn_list vector
6196 instead of pointers into the vector.
6197 (find_removable_extensions): Adjust caller.
6199 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6201 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6202 Transform all "* quoted-c-code" to { c-code }.
6203 Remove redundant test for "optimize" in combine patterns.
6204 Move (include "avr-dimode.md") to end of file.
6206 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6209 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6210 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6212 2012-01-30 Richard Guenther <rguenther@suse.de>
6214 PR tree-optimization/52028
6215 * tree-loop-distribution.c (ldist_gen): Properly update
6218 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6221 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6222 set_cur_line_info_table if not emitting debug info.
6224 PR tree-optimization/52046
6225 * tree-vect-patterns.c (check_bool_pattern): Give up if
6226 a comparison could throw.
6229 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6231 2012-01-30 Richard Guenther <rguenther@suse.de>
6233 PR tree-optimization/52045
6234 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6235 SSA form if cfgcleanup did anything.
6237 2012-01-30 Richard Guenther <rguenther@suse.de>
6239 PR tree-optimization/52045
6240 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6241 before computing final todo.
6243 2012-01-30 Richard Guenther <rguenther@suse.de>
6245 PR tree-optimization/51528
6246 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6249 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6251 * df-problems.c (df_kill_notes): Check that the use refers
6252 to the note under examination.
6254 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6257 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6258 parameter and use short-lived pseudos.
6259 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6260 (sparc_expand_vector_init): Const-ify local variables and adjust
6261 calls to above functions.
6263 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6265 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6267 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6269 * doc/invoke.texi: Make usage of "compile time" and
6270 "run time"/"runtime" consistent throughout the file.
6272 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6274 * config/alpha/alpha.c (alpha_option_override): Default to
6275 full IEEE compliance mode for Go language.
6277 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6279 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6280 (LINK_SSP_SPEC): Define.
6282 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6285 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6288 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6290 * doc/invoke.texi: Correct hyphenation of "floating point",
6291 "double precision", and related terminology throughout the file.
6293 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6296 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6297 arm_general_register_operand predicate for operand 2 instead of
6300 2012-01-27 Ian Lance Taylor <iant@google.com>
6303 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6304 * builtins.c (expand_builtin_init_trampoline): Add onstack
6305 parameter. Change caller.
6306 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6307 * tree.c (build_common_builtin_nodes): Declare
6308 __builtin_init_heap_trampoline.
6310 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6312 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6313 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6314 * config/avr/avr.c: Ditto.
6315 (avr_regnames): Remove because unused.
6316 * config/avr/avr.md (*cpse.ne): New peephole.
6317 (*cpse.eq): New peephole from former cpse peepholes.
6319 2012-01-27 Michael Eager <eager@eagercon.com>
6321 * config/microblaze.c (microblaze_emit_compare): Correct
6322 test after pcmp instruction.
6324 2012-01-27 Richard Guenther <rguenther@suse.de>
6326 PR tree-optimization/52020
6327 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6329 2012-01-27 Richard Guenther <rguenther@suse.de>
6331 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6332 function non-const/pure.
6334 2012-01-27 Richard Guenther <rguenther@suse.de>
6336 PR tree-optimization/50444
6337 * tree-sra.c (build_ref_for_offset): Properly adjust the
6338 MEM_REF type for unaligned accesses.
6340 2012-01-27 Richard Guenther <rguenther@suse.de>
6342 PR tree-optimization/50444
6343 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6344 (expand_assignment): Use it. Properly handle misaligned
6345 bases when expanding stores to component references.
6346 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6349 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6352 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6353 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6354 * tree-data-ref.c (find_data_references_in_loop): Make static.
6355 (compute_all_dependences): Change return type to bool. Bail out
6356 for too many datarefs in a loop. Move the hunk resetting the data
6357 dependences vector from ...
6358 (compute_data_dependences_for_loop): ... here. Account for
6359 compute_all_dependences returning false.
6360 (compute_data_dependences_for_bb): Likewise.
6361 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6362 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6364 2012-01-27 Richard Guenther <rguenther@suse.de>
6367 * expr.c (store_field): Use the alias-set of the scratch memory
6370 2012-01-27 Tom de Vries <tom@codesourcery.com>
6372 PR tree-optimization/51990
6373 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6375 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6377 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6380 * var-tracking.c (reverse_op): Don't add any reverse operation
6381 if V already has any constant locations.
6383 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6385 * doc/invoke.texi: Correct usage of "command line" (noun)
6386 vs "command-line" (adjective) throughout.
6388 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6390 * doc/invoke.texi (Language Independent Options): Move
6391 -Wcoverage-mismatch blurb from here....
6392 (Warning Options): ...to here.
6394 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6396 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6397 Set rs6000_always_hint to false for 476.
6399 2012-01-27 Matthias Klose <doko@ubuntu.com>
6401 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6403 * incpath.c (add_standard_paths): Likewise.
6405 2012-01-27 Richard Henderson <rth@redhat.com>
6407 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6408 * config/m68k/sync.md (atomic_test_and_set): Rename from
6409 sync_test_and_setqi and adjust the operands.
6410 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6411 and unconditionally enable.
6413 2012-01-27 Richard Henderson <rth@redhat.com>
6415 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6416 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6417 (ldstub): Rename from ldstubqi.
6418 (ldstub<I24MODE>): Remove.
6420 2012-01-27 Richard Henderson <rth@redhat.com>
6422 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6423 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6424 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6425 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6426 * doc/tm.texi: Rebuild.
6428 2012-01-27 Richard Henderson <rth@redhat.com>
6430 * optabs.c (gen_atomic_test_and_set): Remove default.
6431 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6433 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6435 PR rtl-optimization/51978
6436 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6437 (combine_reaching_defs): Likewise.
6438 (struct re_info): Remove.
6439 (add_removable_extension): Remove x and data arguments,
6440 add insn, insn_list and def_map. Use the arguments directly
6441 instead of using struct re_info.
6442 (find_removable_extensions): Don't call add_removable_extension
6443 through note_stores, instead just call it with single_set
6445 (find_and_remove_re): Pass curr_cand->expr instead of
6446 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6448 2012-01-26 Michael Matz <matz@suse.de>
6450 PR tree-optimization/46590
6451 * cfgexpand.c: Revert last change (r183305).
6452 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6454 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6455 checking for emptiness.
6457 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6460 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6461 non-addressable non-BLKmode base correctly.
6463 2012-01-26 Michael Matz <matz@suse.de>
6465 PR tree-optimization/48794
6466 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6467 regions referenced from RESX/EH_DISPATCH.
6469 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6471 * config/s390/s390.h: Make BRANCH_COST an option.
6472 * config/s390/s390.opt: New option -mbranch-cost.
6474 2012-01-26 Richard Henderson <rth@redhat.com>
6476 Revert 2012-01-24 change:
6477 * trans-mem.c (requires_barrier): Do not instrument thread local
6478 variables and emit save/restore for them.
6480 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6483 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6486 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6488 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6491 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6494 Rename __pgm to __flash.
6495 Rename __pgm1 to __flash1.
6496 Rename __pgm2 to __flash2.
6497 Rename __pgm3 to __flash3.
6498 Rename __pgm4 to __flash4.
6499 Rename __pgm5 to __flash5.
6500 Rename __pgmx to __memx.
6501 * doc/extend.texi (AVR Named Address Spaces)
6502 Rename address space names as indicated above.
6503 * config/avr/avr.c (avr_addrspace): Ditto.
6505 * config/avr/avr-protos.h
6506 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6507 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6508 * config/avr/predicates.md: Ditto.
6509 * config/avr/avr.c Ditto, and
6510 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6511 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6513 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6514 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6515 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6516 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6517 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6518 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6519 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6520 * config/avr/avr.c: Ditto.
6521 * config/avr/avr.md: Ditto.
6523 2012-01-25 Jason Merrill <jason@redhat.com>
6526 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6528 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6530 PR tree-optimization/51987
6531 * tree-data-ref.c (get_references_in_stmt): Handle references in
6532 non-volatile GIMPLE_ASM.
6534 2012-01-25 Richard Guenther <rguenther@suse.de>
6536 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6537 bases are dereferenced.
6539 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6541 PR rtl-optimization/48374
6542 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6544 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6546 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6547 compute_data_dependences_for_loop returns false.
6548 * tree-parloops.c (loop_parallel_p): Likewise.
6550 2012-01-25 Richard Guenther <rguenther@suse.de>
6552 * tree.h (get_pointer_alignment_1): Declare.
6553 * builtins.c (get_pointer_alignment_1): New function.
6554 (get_pointer_alignment): Use it.
6556 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6558 PR rtl-optimization/48308
6559 * combine.c (enum undo_kind): Add UNDO_LINKS.
6560 (struct undo): Add member l to other_contents and where.
6561 (do_SUBST_LINK): New.
6563 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6564 (undo_all): Handle UNDO_LINKS.
6566 2012-01-25 Richard Henderson <rth@redhat.com>
6568 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6571 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6573 * optabs.c (gen_atomic_test_and_set): Use each argument.
6575 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6577 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6578 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6579 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6580 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6581 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6582 TARGET_PAIRED_SINGLE_FLOAT.
6584 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6586 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6587 (in_struct, return_val): Remove MEM documentation.
6588 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6589 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6590 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6592 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6593 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6594 * expr.c (store_field): Likewise.
6595 * function.c (assign_stack_temp_for_type): Likewise.
6596 * ifcvt.c (noce_try_cmove_arith): Likewise.
6597 * reload1.c (reload): Likewise.
6598 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6599 (alpha_set_memflags): Likewise.
6600 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6602 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6604 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6606 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6607 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6608 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6610 * cselib.c (cselib_rtx_varies_p): Delete.
6611 (cselib_invalidate_mem): Update call to canon_true_dependence.
6612 * dse.c (record_store, check_mem_read_rtx): Likewise.
6613 (scan_reads_nospill): Likewise.
6614 * cse.c (check_dependence): Likewise.
6615 (cse_rtx_varies_p): Delete.
6616 * expr.c (safe_from_p): Update call to true_dependence.
6617 * ira.c (validate_equiv_mem_from_store): Likewise.
6618 (memref_referenced_p): Likewise.
6619 * postreload-gcse.c (find_mem_conflicts): Likewise.
6620 * sched-deps.c (sched_analyze_2): Likewise.
6621 * store-motion.c (load_kills_store): Likewise.
6622 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6623 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6624 (compute_transp): Update call to canon_true_dependence.
6626 2012-01-25 Richard Henderson <rth@redhat.com>
6628 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6629 (maybe_emit_atomic_test_and_set): New.
6630 (expand_sync_lock_test_and_set): Use it.
6631 (expand_atomic_test_and_set): Likewise.
6632 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6633 the implementation; clarify implementation defined details.
6634 * doc/md.texi (atomic_test_and_set): Document.
6636 2012-01-25 Richard Henderson <rth@redhat.com>
6638 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6640 2012-01-25 Richard Henderson <rth@redhat.com>
6643 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6644 to effect no-op split.
6646 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6649 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6650 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6651 (BT_FN_VOID_PTR_INT_SIZE): New.
6652 (BT_FN_UINT_UINT_VAR): Remove.
6653 (BT_FN_UINT32_UINT32_VAR): New.
6654 (BT_FN_DOUBLE_VPTR): Remove.
6655 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6657 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6658 (_ITM_changeTransactionMode): Same.
6659 (_ITM_memmoveRtWt): Change return type to void.
6660 (_ITM_memcpyRtWt): Same.
6661 (_ITM_memsetW): Same.
6662 (_ITM_RaRD): Change types to double.
6667 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6669 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6670 Patrick Marlier <patrick.marlier@gmail.com>
6672 * trans-mem.c (requires_barrier): Do not instrument thread local
6673 variables and emit save/restore for them.
6675 2012-01-24 Jason Merrill <jason@redhat.com>
6678 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6679 output static aliases.
6681 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6684 * common.opt (-pie, -shared, pie, shared): Change from Common to
6686 * gcc.c (display_help): Display help for -pie and -shared.
6688 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6691 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6692 Remove note on size/offset limitation.
6693 (AVR Variable Attributes): Add example how to read data located
6694 with progmem. Refer to named address spaces.
6695 * doc/invoke.texi (AVR Options): Fix typo.
6697 2012-01-24 Richard Guenther <rguenther@suse.de>
6699 Forward-port to trunk
6700 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6703 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6704 op0 isn't sufficiently aligned and there is movmisalignM
6705 insn for mode, use it to load op0 into a temporary register.
6707 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6710 * target.def (const_not_ok_for_debug_p): New hook.
6711 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6713 * doc/tm.texi: Regenerated.
6714 * dwarf2out.c (const_ok_for_output_1): If
6715 targetm.const_not_ok_for_debug_p returns true, fail.
6716 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6718 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6720 2012-01-23 Kai Tietz <ktietz@redhat.com>
6723 * config/i386/predicates.md (symbolic_operand): Allow
6724 UNSPEC_PCREL as PIC expression for lea.
6725 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6726 * config/i386/i386.c (ix86_delegitimize_address): Handle
6727 UNSPEC_PCREL for none-MEM, too.
6729 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6731 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6732 (ipa_tm_create_version_alias): Same.
6734 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6737 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6738 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6740 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6741 Patrick Marlier <patrick.marlier@gmail.com>
6742 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6745 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6746 simple_object_start_read.
6748 2012-01-23 Richard Guenther <rguenther@suse.de>
6751 PR tree-optimization/51895
6752 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6753 parameter decomposition into BLKmode components.
6755 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6757 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6758 fake variables for restrict-qualified pointers whose pointed-to type
6759 contains a placeholder.
6761 2012-01-23 Richard Guenther <rguenther@suse.de>
6763 PR tree-optimization/51949
6764 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6766 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6768 PR rtl-optimization/51933
6769 * ree.c (transform_ifelse): Return true right away if dstreg is
6770 already wider or equal to cand->mode.
6771 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6772 (make_defs_and_copies_lists): Remove defs_list and copies_list
6773 arguments, add state argument, just truncate state->work_list
6774 instead of always allocating and freeing the vector. Assert that
6775 get_defs succeeds instead of returning 2. Changed return type to bool.
6776 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6777 have ext_src_mode, see if it has been modified already with the
6778 right kind of extension and has been extended before from the
6779 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6780 just return true. Remember the original mode in state->modified array.
6781 (combine_reaching_defs): Add state argument. Don't allocate and
6782 free here def_list, copied_list and vec vectors, instead just
6783 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6784 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6785 Add state variable, clear vectors in it, initialize state.modified
6786 if needed. Free all the vectors at the end and state.modified too.
6787 Don't skip a candidate if the extension expression has been modified.
6789 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6792 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6793 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6794 (extra_options) interix.opt -> i386/interix.opt"
6795 (extra_objs):Add winnt-stubs.o
6796 * configure.ac: Add interix to target_os .comm on PE check.
6797 * configure: Regenerate.
6798 * config/interix3.h: Delete and move bits to..
6799 * config/interix.h: Delete and move bits to..
6800 * config/i386/i386-interix3.h: Delete and move bits to..
6801 * config/i386/i386-interix.h: ..here.
6802 (TARGET_CPU_DEFAULT): Remove redefinition.
6803 (TARGET_ASM_CONSTRUCTOR): Undefine.
6804 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6805 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6806 (PTRDIFF_TYPE): Define.
6807 (LONG_DOUBLE_TYPE_SIZE): Define.
6808 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6809 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6810 (TARGET_SECTION_TYPE_FLAGS): Define.
6811 (ASM_DECLARE_FUNCTION_NAME): Define.
6812 (ASM_OUTPUT_EXTERNAL): Define.
6813 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6814 (ASM_OUTPUT_ALIGNED_BSS): Define.
6815 (PCC_BITFIELD_TYPE_MATTERS): Define.
6816 (USE_CONST_SECTION): Define.
6817 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6818 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6819 (SUPPORTS_ONE_ONLY): Remove.
6820 (I386_PE_STRIP_ENCODING): Define.
6821 * config/interix.opt: Delete and move bits to..
6822 * config/i386/interix.opt: ..here. New.
6823 (mpe-aligned-commons): Add.
6824 * config/i386/t-interix: Add copyright header.
6825 (winnt-stubs.o): Add rule.
6827 2012-01-22 Jason Merrill <jason@redhat.com>
6830 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6831 for extra name aliases.
6833 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6835 PR rtl-optimization/51924
6836 * ree.c (combine_set_extension): Improve debugging message.
6837 (combine_reaching_defs): Likewise.
6838 (get_defs): Rename confusingly named variable.
6839 (find_and_remove_re): Skip a candidate if the extension expression has
6842 2012-01-21 Robert Millan <rmh@gnu.org>
6843 Gerald Pfeifer <gerald@pfeifer.com>
6845 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6846 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6848 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6850 PR tree-optimization/51914
6851 * tree-vect-stmts.c (vectorizable_conversion): For
6852 cvt_type && modifier == WIDEN, put temporary with cvt_type
6853 at the beginning of vec_dsts and set vec_dest to temporary
6856 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6858 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6860 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6862 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6863 * config/rs6000/rs6000.c: Likewise.
6865 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6868 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6869 output_move_double on a copy of operands array.
6871 2012-01-20 Cary Coutant <ccoutant@google.com>
6872 Dodji Seketeli <dodji@redhat.com>
6875 * dwarf2out.c (copy_declaration_context): Return ref to parent
6876 of declaration DIE, if necessary.
6877 (remove_child_or_replace_with_skeleton): Add new parameter; update
6878 caller. Place skeleton DIE under parent DIE of original declaration.
6879 Move call to copy_declaration_context to here ...
6880 (break_out_comdat_types): ... from here.
6882 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6884 PR rtl-optimization/51856
6885 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6888 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6891 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6892 hints for neon loads and stores.
6894 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6898 * doc/extend.texi (Named Address Spaces): Split into subsections.
6899 (AVR Named Address Spaces): New subsection.
6900 (M32C Named Address Spaces): New subsection.
6901 (RL78 Named Address Spaces): New subsection.
6902 (SPU Named Address Spaces): New subsection.
6903 (Variable Attributes): New anchor "AVR Variable Attributes".
6904 (AVR Variable Attributes): Rewrite and avoid wording
6905 "address space" in this context.
6906 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6907 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6908 (AVR Built-in Macros): New subsubsection therein.
6909 * doc/md.texi (AVR constraints): Remove "C04", "R".
6911 2012-01-20 Richard Guenther <rguenther@suse.de>
6913 PR tree-optimization/51903
6914 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6915 when removing stmts.
6917 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6920 * config/arm/arm.c (arm_load_pic_register): Use
6921 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6922 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6923 (arm_pic_static_addr): Likewise.
6924 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6925 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6926 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6927 (pic_load_addr_unified): New.
6929 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6932 * function.c (instantiate_virtual_regs_in_insn): Use
6933 delete_insn_and_edges when removing a wrong asm insn.
6935 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6937 PR rtl-optimization/40761
6938 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6939 Add new member loop_num.
6940 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6941 (ira_build): Remove the parameter.
6943 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6944 (ira.c): Do not build CFG loops for one region allocation. Remove
6945 argument from ira_build call.
6947 * ira-build.c (init_loop_tree_node): New function.
6948 (create_loop_tree_nodes): Use it. Separate the case when CFG
6949 loops are not built.
6950 (more_one_region_p): Check current_loops.
6951 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6953 (add_loop_to_tree): Process loop equal to NULL too.
6954 (form_loop_tree): Separate the case when CFG loops are not built.
6955 Use explicitly number for the root.
6956 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6958 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6959 instead of loop->num.
6960 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6961 (mark_all_loops_for_removal): Ditto.
6962 (remove_unnecessary_regions): Separate the case when CFG loops
6964 (ira_build): Remove the parameter. Use explicit number of regions
6965 when CFG loops are not built.
6967 * ira-color.c (print_loop_title): Separate the case for the root node.
6968 Use loop_num instead of loop->num.
6969 (move_spill_restore): Use loop_num instead of loop->num.
6971 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6972 (change_loop): Ditto.
6973 (change_loop): Use loop_num instead of loop->num.
6975 * ira-lives.c (process_bb_node_lives): Ditto.
6977 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6979 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6981 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6984 * tree-mudflap.c (mf_artificial): New function.
6985 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6986 mx_register_decls, mudflap_enqueue_decl): Use it.
6989 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6990 numbers in the insn pattern.
6992 2012-01-19 Michael Matz <matz@suse.de>
6994 PR tree-optimization/46590
6995 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6996 use it in remembering which conflicts we already created.
6997 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7000 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7003 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7004 (merge_and_complain): Same.
7006 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7009 * config/initfini-array.h: Guard content of the header
7010 with #ifdef HAVE_INITFINI_ARRAY.
7011 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7012 Add initfini-array.h to tm_file here.
7013 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7014 * config.gcc: Don't add initfini-array.h to tm_file here.
7015 * configure: Regenerated.
7017 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7019 PR rtl-optimization/51505
7020 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7021 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7022 (df_note_bb_compute): Update the call to df_kill_notes.
7024 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7026 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7028 2012-01-18 Richard Guenther <rguenther@suse.de>
7030 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7031 of conversions to void *.
7033 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7034 Richard Sandiford <rdsandiford@googlemail.com>
7038 * optabs.h (simplify_expand_binop): Declare.
7039 * optabs.c (simplify_expand_binop): Make global.
7040 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7041 endian targets if the source cannot be exactly covered by word
7044 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7047 * hard-reg-set.h (struct hard_reg_set_container): New type.
7048 * target.h (struct hard_reg_set_container): Forward declare.
7049 * target.def (set_up_by_prologue): New target hook.
7050 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7051 * doc/tm.texi: Regenerated.
7052 * function.c (thread_prologue_and_epilogue_insns): Change
7053 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7054 Call targetm.set_up_by_prologue on it.
7055 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7056 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7058 2012-01-17 Nick Clifton <nickc@redhat.com>
7060 * config/rx/rx.c (rx_can_use_simple_return): New function.
7061 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7062 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7064 2012-01-17 Richard Guenther <rguenther@suse.de>
7067 * expr.c (expand_assignment): Take address-space information
7068 from the address operand of MEM_REF and TARGET_MEM_REF.
7069 (expand_expr_real_1): Likewise.
7071 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7073 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7074 reload dump is requested.
7076 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7079 * trans-mem.c (requires_barrier): Call may_be_aliased.
7081 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7083 PR tree-optimization/51877
7084 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7085 call arguments and fndecls compare equal, instead return false if they
7086 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7087 both SSA_NAMEs that are valueized the same, or they satisfy
7090 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7092 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7094 * configure: Regenerate.
7096 2012-01-16 Jan Hubicka <jh@suse.cz>
7100 * convert.c (convert_to_integer): Use fold_convert for
7101 converting an INTEGER_CST to integer type.
7103 2012-01-16 Jason Merrill <jason@redhat.com>
7106 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7108 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7111 * config/s390/s390.c (s390_chunkify_start): Don't skip
7112 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7113 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7114 If insn is followed by NOTE_INSN_VAR_LOCATION or
7115 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7116 Don't use location of note insns.
7118 PR tree-optimization/51865
7119 * tree-inline.c (tree_function_versioning): Call remap_decl
7120 on DECL_RESULT whenever it has VOID_TYPE_P type.
7122 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7124 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7125 for calls to locally-binding MIPS16 functions if only the return
7126 type uses float regs.
7128 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7129 Richard Sandiford <rdsandiford@googlemail.com>
7131 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7132 (SYMBOL_32_HIGH): Likewise.
7133 (mips_output_tls_reloc_directive): Declare.
7134 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7135 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7136 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7137 (mips_lo_relocs, mips_hi_relocs): Make extern.
7138 (mips16_stub_function): Move up file.
7139 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7140 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7141 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7142 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7143 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7144 (mips_get_tp): Add MIPS16 support.
7145 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7146 Generalize DTPREL and TPREL handling.
7147 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7148 Add MIPS16 TLS support.
7149 (mips_output_tls_reloc_directive): New function.
7150 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7151 * config/mips/predicates.md (symbolic_operand_with_high)
7152 (tls_reloc_operand): New predicates.
7153 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7154 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7155 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7156 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7157 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7158 (*tls_get_tp_mips16_call_<mode>): Likewise.
7160 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7162 PR rtl-optimization/51821
7163 * recog.c (peep2_find_free_register): Determine clobbered registers
7166 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7169 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7170 * config/avr/avr.c: Likewise.
7171 * config/avr/avr.h: Likewise.
7173 2012-01-13 Ian Lance Taylor <iant@google.com>
7176 * tree.h (TYPE_QUALS): Add cast to int.
7177 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7179 2012-01-13 Ian Lance Taylor <iant@google.com>
7181 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7182 comparing param_index to VEC_length result.
7184 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7186 * c-decl.c: Do not include tree-mudflap.h
7187 * tree-optimize.c: Likewise.
7188 * Makefile.in: Update dependencies.
7190 2012-01-13 Richard Guenther <rguenther@suse.de>
7193 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7194 variable-sized result always use RSO.
7196 2012-01-12 DJ Delorie <dj@redhat.com>
7198 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7199 pointer type, not just the default pointer type.
7201 2012-01-09 Richard Henderson <rth@redhat.com>
7202 Denis Chertykov <chertykov@gmail.com>
7205 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7206 * config/avr/avr.c (avr_can_eliminate): Simplify.
7207 (avr_initial_elimination_offset): Likewise.
7208 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7209 (expand_epilogue): Likewise.
7210 (avr_legitimize_address): Gut.
7211 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7212 (avr_hard_regno_nregs): New.
7213 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7214 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7215 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7216 add soft frame pointer.
7217 (CALL_USED_REGISTERS): Likewise.
7218 (REG_CLASS_CONTENTS): Likewise.
7219 (REGISTER_NAMES): Likewise.
7220 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7221 (HARD_FRAME_POINTER_REGNUM): New.
7222 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7223 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7224 remove the HARD_FRAME_POINTER self-elimination.
7226 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7229 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7230 DECL_EXTERNAL when checking for initializers of progmem variables.
7232 2012-01-12 Ira Rosen <irar@il.ibm.com>
7234 PR tree-optimization/51799
7235 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7236 that the last operation is a type demotion.
7238 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7240 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7241 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7243 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7246 * combine.c (distribute_notes): If i3 is a noreturn call,
7247 allow old_size to be equal to args_size and make sure the
7248 noreturn call gets REG_ARGS_SIZE note.
7249 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7250 on noreturn calls even when the delta is 0.
7252 2012-01-11 Nathan Sidwell <nathan@acm.org>
7254 * gcov.c (STRING_SIZE): Remove.
7255 (generate_results): Erase annotations for source files with no
7256 coverage information.
7258 (output_lines): Use it.
7260 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7262 * gimple.h (gimplify_body): Remove first argument.
7263 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7264 pointer set here, instead just pass DATA to walk_tree.
7265 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7266 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7267 (unvisit_body): Likewise, but with unmark_visited.
7268 (gimplify_body): Remove BODY_P argument and adjust.
7269 (gimplify_function_tree): Adjust call to gimplify_body.
7270 * omp-low.c (finalize_task_copyfn): Likewise.
7272 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7274 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7275 (build_function_type_skip_args): Delete.
7276 * tree.c (build_function_type_skip_args): Make static and add
7277 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7278 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7279 pass it to build_function_type_skip_args.
7280 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7281 (tree_function_versioning): Likewise.
7282 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7283 build_function_decl_skip_args.
7284 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7285 and pass it to build_function_decl_skip_args/tree_function_versioning.
7286 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7287 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7288 * trans-mem.c (ipa_tm_create_version): Likewise.
7289 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7290 * tree-inline.c (declare_return_variable): Remove always-true test.
7291 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7292 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7293 * ipa-split.c (split_function): Skip the return value for the split
7294 part if it doesn't return.
7296 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7298 PR tree-optimization/49642
7299 * ipa-split.c (forbidden_dominators): New variable.
7300 (check_forbidden_calls): New function.
7301 (dominated_by_forbidden): Likewise.
7302 (consider_split): Check for forbidden dominators.
7303 (execute_split_functions): Initialize and free forbidden
7304 dominators info; call check_forbidden_calls.
7306 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7308 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7310 2012-01-11 Nick Clifton <nickc@redhat.com>
7312 * config/rx/rx.md (return): Define pattern.
7314 2012-01-11 Richard Guenther <rguenther@suse.de>
7316 * doc/extend.texi (malloc attribute): Adjust according to
7319 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7320 Patrick Marlier <patrick.marlier@gmail.com>
7323 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7324 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7325 (ipa_tm_note_irrevocable): Same.
7326 (ipa_tm_scan_irr_block): Same.
7327 (ipa_tm_decrement_clone_counts): Same.
7328 (ipa_tm_scan_irr_function): Same.
7329 (ipa_tm_create_version_alias): Same.
7330 (ipa_tm_create_version): Same.
7331 (ipa_tm_transform_calls_redirect): Same.
7332 (ipa_tm_transform_calls): Same.
7333 (ipa_tm_transform_transaction): Same.
7334 (ipa_tm_execute): Same.
7336 2012-01-10 Richard Guenther <rguenther@suse.de>
7339 * opts.c (common_handle_option): Handle -Werror.
7341 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7343 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7346 2012-01-10 Jason Merrill <jason@redhat.com>
7348 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7351 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7353 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7354 supports R_386_TLS_GD_PLT reloc.
7355 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7356 supports R_386_TLS_LDM_PLT reloc.
7357 * configure: Regenerate.
7358 * config.in: Regenerate.
7360 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7363 Extend __pgmx semantics to linearize memory.
7364 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7365 determine if code comes inline or from libgcc.
7366 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7367 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7368 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7369 (movmemx_qi, movmemx_hi): New insns.
7370 (xload_<mode>_libgcc): Rewrite to new insn condition.
7371 (xload_<mode>): Remove insns.
7372 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7373 cases that don't satisfy avr_xload_libgcc_p().
7374 (avr_addr_space_convert): Allow converting in any direction.
7375 (avr_addr_space_subset_p): Return always true.
7376 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7377 (avr_emit_movmemhi): Ditto.
7378 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7379 (avr_out_movmem): Ditto.
7380 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7381 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7382 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7383 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7384 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7386 2012-01-10 Richard Guenther <rguenther@suse.de>
7388 PR tree-optimization/50913
7389 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7390 Require data-refs to be representable by Graphite with respect
7393 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7395 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7396 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7398 2012-01-10 Tom de Vries <tom@codesourcery.com>
7400 PR rtl-optimization/51271
7401 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7402 handling annulled branch.
7404 2012-01-10 Richard Henderson <rth@redhat.com>
7406 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7407 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7408 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7409 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7410 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7411 arm_expand_vec_perm_const): New.
7412 * config/arm/arm-protos.h: Update.
7413 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7414 (*neon_vswp<VDQX>): New.
7415 (neon_vcombine<VDX>): Use neon_split_vcombine.
7416 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7417 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7418 (vec_perm<VE>): New.
7420 2012-01-10 Richard Henderson <rth@redhat.com>
7422 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7423 use it if reload_completed.
7424 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7425 arm_output_asm_insn, arm_process_output_memory_barrier,
7426 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7427 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7428 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7429 arm_process_output_sync_insn, arm_output_sync_insn,
7430 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7431 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7432 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7433 (emit_unlikely_jump): New.
7434 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7435 (arm_split_atomic_op): New.
7436 * config/arm/arm-protos.h: Update.
7437 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7438 (struct arm_sync_generator): Remove.
7439 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7440 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7441 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7442 (VUNSPEC_LL, VUNSPEC_SC): New.
7443 (sync_result, sync_memory, sync_required_value, sync_new_value,
7444 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7445 (attr length): Don't use arm_sync_loop_insns.
7446 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7447 (movsfcc, movdfcc): Likewise.
7448 * config/arm/constraints.md (Ua): New.
7449 * config/arm/prediates.md (mem_noofs_operand): New.
7450 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7451 (sync_clobber, sync_t2_reqd): Remove.
7452 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7453 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7454 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7455 (arm_sync_compare_and_swap<SIDI>): Remove.
7456 (arm_sync_compare_and_swap<NARROW>): Remove.
7457 (arm_sync_lock_test_and_set<SIDI>): Remove.
7458 (arm_sync_lock_test_and_set<NARROW>): Remove.
7459 (arm_sync_new_<syncop><SIDI>): Remove.
7460 (arm_sync_new_<syncop><NARROW>): Remove.
7461 (arm_sync_new_nand<SIDI>): Remove.
7462 (arm_sync_new_nand<NARROW>): Remove.
7463 (arm_sync_old_<syncop><SIDI>): Remove.
7464 (arm_sync_old_<syncop><NARROW>): Remove.
7465 (arm_sync_old_nand<SIDI>): Remove.
7466 (arm_sync_old_nand<NARROW>): Remove.
7467 (*memory_barrier): Merge arm_output_memory_barrier.
7468 (atomic_compare_and_swap<QHSD>): New.
7469 (atomic_compare_and_swap<NARROW>_1): New.
7470 (atomic_compare_and_swap<SIDI>_1): New.
7471 (atomic_exchange<QHSD>): New.
7472 (cas_cmp_operand, cas_cmp_str): New.
7473 (atomic_op_operand, atomic_op_str): New.
7474 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7475 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7476 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7477 (arm_load_exclusive<NARROW>): New.
7478 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7479 (arm_store_exclusive<QHSD>): New.
7481 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7483 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7484 reload patterns if -mvsx-scalar-memory.
7486 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7487 generated, even -mno-vsx-scalar-double was used.
7488 (vsx_xscvdpsp_scalar): Likewise.
7489 (vsx_xscvspdp_scalar2): Likewise.
7491 2012-01-09 Tom de Vries <tom@codesourcery.com>
7492 Andrew Pinski <apinski@cavium.com>
7495 * reorg.c (fill_slots_from_thread): Don't speculate
7496 frame-related insns.
7498 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7500 * sched-int.h (bb_note): Move to...
7501 * basic-block.h: ...here.
7502 * haifa-sched.c (bb_note): Move to...
7503 * cfgrtl.c: ...here.
7504 * function.c (next_block_for_reg): New function.
7505 (move_insn_for_shrink_wrap): Likewise.
7506 (prepare_shrink_wrap): Rewrite to use the above.
7508 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7510 * gimple.c (is_gimple_non_addressable): Remove.
7511 * gimple.h: Remove is_gimple_non_addressable.
7512 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7513 is_gimple_non_addressable.
7514 * trans-mem.c (expand_assign_tm): Same.
7516 2012-01-09 Richard Guenther <rguenther@suse.de>
7518 PR tree-optimization/51775
7519 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7520 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7522 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7524 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7526 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7528 2012-01-09 Richard Guenther <rguenther@suse.de>
7530 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7532 2012-01-08 Jan Hubicka <jh@suse.cz>
7534 PR tree-optimize/51680
7535 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7536 on when known_vals needs to be computed; cleanup.
7538 2012-01-08 Jan Hubicka <jh@suse.cz>
7540 PR tree-optimize/51694
7541 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7543 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7545 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7546 for -std=c++98 and -std=c++11 too.
7548 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7550 * cfgloop.c (cancel_loop): Add free() of bbs array.
7552 2012-01-07 Jan Hubicka <jh@suse.cz>
7554 PR tree-optimization/51600
7555 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7556 that benefits small functions.
7558 2012-01-07 Jan Hubicka <jh@suse.cz>
7560 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7562 2012-01-07 Jan Hubicka <jh@suse.cz>
7564 PR tree-optimization/51680
7565 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7566 whose inlining reduce unit size.
7568 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7571 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7572 Add canonical node to containing_mem chain after the non-canonical
7573 one, even if there weren't any locs to propagate.
7574 (remove_useless_values): Keep only canonical values.
7575 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7576 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7577 canonicalize mem_chain elements that are not discarded.
7579 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7582 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7583 before emitting functions.
7585 PR gcov-profile/50127
7586 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7587 clear_aux_for_blocks.
7589 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7592 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7594 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7596 * c-decl.c (ext_block): Moved up.
7597 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7599 2012-01-06 Han Shen <shenhan@google.com>
7601 Translate built-in include paths for sysroot.
7602 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7603 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7605 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7606 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7608 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7609 control whether sysroot should be prepended to gxx include dir.
7611 * configure: Regenerate.
7613 2012-01-06 Torvald Riegel <triegel@redhat.com>
7615 PR rtl-optimization/51771
7616 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7617 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7619 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7621 PR tree-optimization/51315
7622 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7623 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7625 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7628 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7629 for shrp pattern. Correctly handle and fixup shift variable.
7630 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7632 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7635 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7636 note when !ACCUMULATE_OUTGOING_ARGS.
7638 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7640 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7642 (extract_range_from_unary_expr_1): Avoid useless computations.
7644 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7646 PR rtl-optimization/51767
7647 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7648 of jump_block and add an extra edge for degenerated asm gotos.
7651 * stmt.c (check_unique_operand_names): Don't ICE during error
7652 reporting if i is from labels chain.
7655 * profile.c (branch_prob): Split bbs that have exit edge
7656 and need a fake entry edge too.
7658 2012-01-05 Jan Hubicka <jh@suse.cz>
7661 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7664 2012-01-05 Richard Guenther <rguenther@suse.de>
7667 * tree-streamer-out.c (write_ts_optimization): New function.
7668 (streamer_write_tree_body): Call it.
7669 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7670 (streamer_read_tree_body): Call it.
7671 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7673 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7676 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7677 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7678 in_cleanup_point_expr before gimplify_stmt call and restore it
7680 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7681 in_cleanup_point_expr is false.
7683 2012-01-05 Richard Guenther <rguenther@suse.de>
7686 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7688 * toplev.c (process_options): Reject combining mudflap and LTO.
7689 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7691 2012-01-05 Richard Guenther <rguenther@suse.de>
7693 PR tree-optimization/51760
7694 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7696 (bit_value_unop): Handle UNDEFINED operands.
7697 (bit_value_binop): Likewise.
7699 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7701 * config/avr/avr.c (avr_replace_prefix): Remove.
7702 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7703 (avr_asm_function_rodata_section): Ditto.
7704 (avr_asm_select_section): Ditto.
7706 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7708 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7711 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7714 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7715 calls that have any non-fake successor edges.
7718 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7720 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7722 PR tree-optimization/51624
7723 * tree-sra.c (build_ref_for_model): When replicating a chain of
7724 COMPONENT_REFs, stop as soon as the offset would become negative.
7726 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7729 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7730 in .debug_loc on the floor.
7732 2012-01-04 Andrew Pinski <apinski@cavium.com>
7734 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7736 2012-01-04 Andrew Pinski <apinski@cavium.com>
7737 Adam Nemet <anemet@caviumnetworks.com>
7739 * config/mips/mips.md (size): Add SI and DI.
7740 (SIZE): New mode attribute.
7741 (U): New code attribute.
7742 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7743 (mips_lbux_<mode>): Delete.
7744 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7745 (mips_lhx): Use gen_mips_lhx_extsi.
7746 (mips_lhx_<mode>): Delete.
7748 (mips_l<size>x): New expand.
7749 (mips_lwx_<mode>): Delete.
7750 (mips_l<GPR:size>x_<P:mode>): New pattern.
7751 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7752 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7753 * config/mips/mips.c (mips_lx_address_p): New function.
7754 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7755 (dsp64): New availability predicate.
7756 (mips_builtins): Add an entry for __builtin_mips_ldx.
7757 * config/mips/mips.h (ISA_HAS_LBX): New define.
7758 (ISA_HAS_LBUX): Likewise.
7759 (ISA_HAS_LHX): Likewise.
7760 (ISA_HAS_LHUX): Likewise.
7761 (ISA_HAS_LWX): Likewise.
7762 (ISA_HAS_LWUX): Likewise.
7763 (ISA_HAS_LDX): Likewise.
7764 * doc/extend.texi (__builtin_mips_ldx): Document.
7766 2012-01-04 Tristan Gingold <gingold@adacore.com>
7768 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7769 when long pointers are used.
7770 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7771 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7772 (ia64-hp-*vms*): Remove.
7773 * config/vms/xm-vms64.h: Delete.
7775 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7778 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7780 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7782 * opts.c (finish_options): Remove duplicate sorry.
7784 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7787 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7790 2012-01-04 Richard Guenther <rguenther@suse.de>
7793 * tree.c (size_low_cst): New function.
7794 * tree.h (size_low_cst): Declare.
7795 * fold-const.c (fold_comparison): Use it to extract the low
7796 part of the POINTER_PLUS_EXPR offset.
7798 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7800 Fix clearing ZERO_REG
7801 * config/avr/avr.md (cc): Add alternative "ldi".
7802 (movqi_insn): Use it in cc attribute.
7803 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7804 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7805 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7807 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7809 * configure: Regenerate.
7811 2012-01-04 Richard Guenther <rguenther@suse.de>
7813 PR tree-optimization/49651
7814 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7815 (var_can_have_subvars): Use it.
7816 (get_constraint_for_1): Only consider subfields if there can be any.
7818 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7821 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7822 to its new canonical_cselib_val and the cselib_val was in
7823 first_containing_mem chain, but the canonical_cselib_val was not,
7824 add the latter into the chain.
7825 (cselib_invalidate_mem): Compare canonical_cselib_val of
7826 addr_list chain elt with v.
7829 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7830 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7832 (output_macinfo_op): Don't ggc_strdup fd->filename.
7833 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7834 then ggc_strdup it. Don't free inc->info or cur->info.
7835 (output_macinfo): Don't free ref->info or file->info.
7837 2012-01-03 Ira Rosen <irar@il.ibm.com>
7839 PR tree-optimization/51269
7840 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7841 first_niters a pointer.
7842 (slpeel_tree_peel_loop_to_edge): Likewise.
7843 (vect_do_peeling_for_loop_bound): Update call to
7844 slpeel_tree_peel_loop_to_edge.
7845 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7846 here. Remove it from the parameters list.
7847 (vect_do_peeling_for_alignment): Update calls and compute
7850 2012-01-03 Richard Guenther <rguenther@suse.de>
7852 PR tree-optimization/51070
7853 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7854 Properly handle calls.
7856 2012-01-03 Richard Guenther <rguenther@suse.de>
7858 PR tree-optimization/51692
7859 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7860 the LHS of allocation stmts.
7862 2012-01-03 Olivier Hainque <hainque@adacore.com>
7864 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7866 2012-01-03 Olivier Hainque <hainque@adacore.com>
7868 * collect2.c (main): In AIX specific computations for vector
7869 insertions, use CONST_CAST2 to cast from char ** to const char **.
7871 2012-01-03 Richard Guenther <rguenther@suse.de>
7874 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7875 the context of a limbo DIE when it does not already exist.
7877 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7879 PR tree-optimization/51719
7880 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7881 but direct call is, clear direct call's lhs and don't add fallthrough
7882 edge from dcall_bb to join_bb and PHIs.
7884 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7886 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7887 the instructions emitted by the pattern.
7888 ("*TDC_insn_<mode>"): Add comment.
7890 2012-01-03 Richard Guenther <rguenther@suse.de>
7893 * fold-const.c (fold_comparison): Properly canonicalize
7894 tree offset and HOST_WIDE_INT bit position.
7896 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7898 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7899 operands for extzv pattern.
7901 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7904 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7907 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7909 * doc/invoke.texi (-flto and related options): Copy-edit.
7911 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7913 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7915 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7917 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7920 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7922 * expr.h (move_by_pieces_ninsns): Declare.
7923 * expr.c (move_by_pieces_ninsns): Make external.
7924 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7925 (mips_store_by_pieces_p): Likewise.
7926 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7927 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7928 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7929 (mips_store_by_pieces_p): Likewise.
7931 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7933 * passes.c (register_one_dump_file): Free full_name.
7935 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7936 (calculate_elim_costs_all_insns): Free offsets_at and
7937 offsets_known_at at the end and clear the pointers.
7939 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7941 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7942 this option introduced in r180739.
7944 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7947 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7948 (tmake_file target=avr): Add avr/t-multilib.
7950 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7951 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7952 * config/avr/genmultilib.awk: New file.
7953 * config/avr/t-multilib: New auto-generated file.
7954 * config/avr/multilib.h: New auto-generated file.
7955 * config/avr/t-avr (AVR_MCUS): New variable.
7956 (genopt.sh): Use it.
7957 (s-mlib): Depend on t-multilib.
7958 (t-multilib, multilib.h): New dependencies.
7959 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7960 (MULTILIB_OPTIONS): Remove.
7961 (MULTILIB_MATCHES): Remove.
7962 (MULTILIB_DIRNAMES): Remove.
7963 (MULTILIB_EXCEPTIONS): Remove:
7964 * config/avr/genopt.sh: Don't use hard coded file name;
7965 pass AVR_MCUS from t-avr instead.
7967 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7969 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7971 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7973 Implement light-weight DImode support.
7974 * config/avr/avr-dimode.md: New file.
7975 * config/avr/avr.md: Include it.
7976 (adjust_len): Add plus64, compare64.
7977 (HIDI): Remove code iterator.
7978 (code_stdname): New code attribute.
7979 (rotx, rotsmode): Remove DI.
7980 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7982 * config/avr/avr-protos.h (avr_have_dimode): New.
7983 (avr_out_plus64, avr_out_compare64): New.
7984 * config/avr/avr.c (avr_out_compare): Handle DImode.
7985 (avr_have_dimode): New variable definition and initialization.
7986 (avr_out_compare64, avr_out_plus64): New functions.
7987 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7988 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7989 (avr_compare_pattern): Skip DImode comparisons.
7991 2012-01-02 Revital Eres <revital.eres@linaro.org>
7993 * ddg.c (def_has_ccmode_p): New function.
7994 (add_cross_iteration_register_deps,
7995 create_ddg_dep_from_intra_loop_link): Call it.
7997 2012-01-02 Richard Guenther <rguenther@suse.de>
8000 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8002 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8004 * gcc.c (process_command): Update copyright notice dates.
8005 * gcov.c (print_version): Likewise.
8006 * gcov-dump.c (print_version): Likewise.
8007 * mips-tfile.c (main): Likewise.
8008 * mips-tdump.c (main): Likewise.
8010 2012-01-01 Ira Rosen <irar@il.ibm.com>
8012 PR tree-optimization/51704
8013 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8014 a use is inside the basic block or loop before accessing its vect info.
8016 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8018 PR rtl-optimization/51069
8019 * cfgloopmanip.c (remove_path): Removing path making irreducible
8020 region unconditional makes BB part of the region.
8022 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8024 PR tree-optimization/51683
8025 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8026 calls with side-effects.
8027 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8029 Copyright (C) 2012 Free Software Foundation, Inc.
8031 Copying and distribution of this file, with or without modification,
8032 are permitted in any medium without royalty provided the copyright
8033 notice and this notice are preserved.