1 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
3 Backport from 2013-07-11 trunk r200901.
6 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
7 name seen by assembler/linker if available.
9 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
11 Backport from 2013-07-10 trunk r200872.
14 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
17 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
19 Backport from mainline
20 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/sse.md (sse_movlhps): Change alternative 3
25 2013-07-09 Joseph Myers <joseph@codesourcery.com>
27 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
28 adjust register size for TDmode and TFmode for VSX registers.
30 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
32 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
34 2013-07-08 Jakub Jelinek <jakub@redhat.com>
36 PR rtl-optimization/57829
37 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
38 mask bits outside of mode are just sign-extension from mode to HWI.
40 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
42 Backport from mainline
43 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/i386.c (construct_container): Report error if
47 long double is used with disabled x87 float returns.
49 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
51 Backport from mainline
52 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
55 * collect2.c (collect_atexit): New.
56 (collect_exit): Delete.
57 (main): Register collect_atexit with atexit.
58 (collect_wait): Change collect_exit to exit.
60 * collect2.h (collect_exit): Delete.
61 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
63 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
65 Backport from mainline
66 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
68 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
69 cmp_code to construct REG_EQUAL note.
71 Backport from mainline
72 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
74 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
75 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
77 Backport from mainline
78 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
81 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
82 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
83 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
85 2013-06-09 Jakub Jelinek <jakub@redhat.com>
88 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
89 that operands[2] doesn't overlap with operands[0].
91 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
94 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
95 for non-sse2 targets. Simplify mode attribute calculation.
97 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
99 Backport from mainline
100 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
103 cache parameters using detect_caches_amd also for CYRIX,
104 NSC and TM2 signatures.
106 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
107 Dzianis Kahanovich <mahatma@eu.by>
111 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
112 VIA/Centaur processors and determine their cache parameters
113 using detect_caches_amd.
115 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
117 * config/i386/i386.c (ix86_option_override_internal): Add
118 PTA_POPCNT to corei7 entry.
120 2013-05-14 Richard Biener <rguenther@suse.de>
122 PR gcov-profile/57269
123 Backport from mainline
124 2012-06-30 Nathan Sidwell <nathan@acm.org>
126 * coverage.c (coverage_init): Read counts file before writing
129 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
132 Backport from mainline
133 2013-01-22 Jakub Jelinek <jakub@redhat.com>
136 * config/i386/i386.md (UNSPEC_STOS): New.
137 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
138 *strsetqi_1): Add UNSPEC_STOS.
140 2013-05-10 Joey Ye <joey.ye@arm.com>
142 Backport from mainline
143 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
146 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
148 (thumb1_extendhisi2): Reduce Thumb pool range.
149 (arm_movdi): Likewise.
150 (thumb1_movdi_insn): Likewise.
151 (thumb1_movsi_insn): Likewise.
152 (pic_load_addr_unified): Likewise.
153 (pic_load_addr_32bit): Likewise.
154 (pic_load_addr_thumb1): Likewise.
155 (thumb1_movhf): Likewise.
156 (arm_movsf_soft_insn): Likewise.
157 (thumb1_movsf_soft_insn): Likewise.
158 (movdf_soft_insn): Likewise.
159 (thumb1_movdf_soft_insn): Likewise.
160 * config/arm/neon.md (*neon_mov<mode>): Likewise.
161 (*neon_mov<mode>): Likwise.
162 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
163 (*thumb2_movhi_insn): Likewise.
164 (*thumb2_extendqisi_v6): Likewise.
165 (*thumb2_zero_extendqisi_v6): Likewise.
166 (*thumb2_zero_extendqisi2_v6): Likewise.
167 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
168 (*movdi_vfp): Likewise.
169 (*movdi_vfp_cortexa8): Likewise.
170 (*thumb2_movsf_vfp): Likewise.
171 (*thumb2_movdf_vfp): Likewise.
173 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
175 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
176 Add mthumb/march=armv7-a multilib.
177 Add mthumb/march=armv7-r multilib.
178 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
180 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
183 * config/v850/t-rtems: Add more multilibs.
185 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
188 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
191 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
192 to save TFmode registers and DImode to save TImode registers for
193 caller save operations.
194 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
195 mark being partially clobbered since they only use the first
198 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
199 and TDmode only use the upper 64-bits of each VSX register.
201 2013-05-03 Marek Polacek <polacek@redhat.com>
203 Backport from mainline
204 2013-04-25 Marek Polacek <polacek@redhat.com>
206 PR tree-optimization/57066
207 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
209 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
211 Backport from mainline
212 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
215 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
217 (*zero_extendsidi2): Ditto.
219 Backport from mainline
220 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
223 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
225 2013-04-29 Christian Bruel <christian.bruel@st.com>
228 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
230 2013-04-27 Jakub Jelinek <jakub@redhat.com>
233 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
234 the immediate rotate count.
236 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
238 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
240 2013-04-19 Matthias Klose <doko@ubuntu.com>
244 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
246 Backport from mainline
247 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
248 Alexander Monakov <amonakov@ispras.ru>
251 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
252 flush pending lists also on non-jumps. Adjust comment.
255 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
257 * sched-deps.c (add_dependence_list_and_free): Simplify.
258 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
259 lists when add_dependence_list_and_free doesn't free them.
261 2013-04-19 Marek Polacek <polacek@redhat.com>
263 Backport from mainline
264 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
265 Jakub Jelinek <jakub@redhat.com>
267 PR tree-optimization/48189
268 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
269 If nitercst is 0, don't predict the exit edge.
271 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
273 Backport from mainline
274 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
275 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
277 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
280 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
282 * doc/tm.texi: Update.
283 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
284 * target.def (force_at_comp_dir): New hook.
285 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
286 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
288 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
291 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
292 (S_MODES): Set H_MODE bit.
293 (SF_MODES): Set only S_MODE and SF_MODE bits.
294 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
295 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
296 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
297 <MODE_FLOAT>: Likewise.
299 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
301 Backport from mainline:
302 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
305 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
306 nuses, make sure we have a label.
308 2013-04-11 Richard Biener <rguenther@suse.de>
310 * BASE-VER: Set to 4.7.4.
311 * DEV-PHASE: Set to prerelease.
313 2013-04-11 Release Manager
315 * GCC 4.7.3 released.
317 2013-04-10 David S. Miller <davem@davemloft.net>
319 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
322 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
326 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
328 Backport from mainline
329 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
330 Alexander Monakov <amonakov@ispras.ru>
333 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
334 flush pending lists also on non-jumps. Adjust comment.
336 2013-04-03 Richard Biener <rguenther@suse.de>
338 PR tree-optimization/56501
339 * tree-switch-conversion.c (check_process_case): Properly
340 handle !single_succ_p case.
342 2013-04-03 Jakub Jelinek <jakub@redhat.com>
344 Backported from mainline
345 2013-03-06 Jakub Jelinek <jakub@redhat.com>
347 PR tree-optimization/56539
348 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
349 instead of GSI_CONTINUE_LINKING as last argument to
350 force_gimple_operand_gsi. Adjust function comment.
352 2013-03-05 Jakub Jelinek <jakub@redhat.com>
355 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
356 (avoid_complex_debug_insns): New function.
357 (expand_debug_locations): Call it.
359 2013-04-02 Wei Mi <wmi@google.com>
361 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
362 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
363 *<rotate_insn><mode>3_mask in i386.md.
365 2013-04-02 Richard Biener <rguenther@suse.de>
368 Backport from mainline
369 2012-05-16 Richard Guenther <rguenther@suse.de>
371 * tree-inline.c (declare_return_variable): Properly handle
372 DECL_BY_REFERENCE return vars in SSA form.
374 2013-04-01 Wei Mi <wmi@google.com>
376 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
377 Truncate operand 2 using %b asm operand modifier.
378 (*<shift_insn><mode>3_mask): Ditto.
379 (*<rotate_insn><mode>3_mask): Ditto.
381 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
383 * config/i386/i386.md (*movsf_internal): Change type of
384 alternatives 3,4 to imov.
386 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
388 Backport from mainline
389 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
392 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
393 when the may_trap_p bit of the exprs being merged differs.
394 Reorder tests for speculativeness in the logical and operator.
396 Backport from mainline
397 2013-03-05 Jakub Jelinek <jakub@redhat.com>
400 * sel-sched-ir.c (free_sched_pools): Release
401 succs_info_pool.stack[succs_info_pool.max_top] vectors too
402 if succs_info_pool.max_top isn't -1.
404 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
406 Backport from mainline
407 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
410 * sel-sched.c: Include ira.h.
411 (implicit_clobber_conflict_p): New function.
412 (moveup_expr): Use it.
413 * Makefile.in (sel-sched.o): Depend on ira.h.
415 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
417 Backport from mainline
418 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
419 Alexander Monakov <amonakov@ispras.ru>
422 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
423 flush pending lists also on non-jumps. Adjust comment.
425 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
427 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
428 * doc/extend.texi (Named Address Spaces): Ditto.
429 (Variable Attributes): Ditto.
431 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
433 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
434 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
437 2013-03-27 Walter Lee <walt@tilera.com>
439 Backport from mainline:
440 2013-03-27 Walter Lee <walt@tilera.com>
442 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
443 double-decrement of next_scratch_regno.
445 2013-03-27 Walter Lee <walt@tilera.com>
447 Backport from mainline:
448 2013-03-27 Walter Lee <walt@tilera.com>
450 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
452 (insn_v1mulus): Ditto.
453 (insn_v2muls): Ditto.
455 2013-03-27 Walter Lee <walt@tilera.com>
457 Backport from mainline:
458 2013-03-27 Walter Lee <walt@tilera.com>
460 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
462 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
464 2013-03-27 Walter Lee <walt@tilera.com>
466 Backport from mainline:
467 2013-03-27 Walter Lee <walt@tilera.com>
469 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
471 (*sibcall_value): Ditto.
473 2013-03-27 Walter Lee <walt@tilera.com>
475 Backport from mainline:
476 2013-03-27 Walter Lee <walt@tilera.com>
478 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
479 (insn_mnz_v8qi): ... this ...
480 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
482 (insn_v<n>mnz): Replaced by ...
483 (insn_v1mnz): ... this ...
484 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
486 (insn_mz_<mode>): Replaced by ...
487 (insn_mz_v8qi): ... this ...
488 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
490 (insn_v<n>mz): Replaced by ...
491 (insn_v1mz): ... this ...
492 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
495 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
497 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
499 2013-03-26 Richard Biener <rguenther@suse.de>
501 Backport from mainline:
502 2013-03-13 Richard Biener <rguenther@suse.de>
504 PR tree-optimization/56608
505 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
506 calls when vectorizing basic-blocks.
508 2013-03-05 Richard Biener <rguenther@suse.de>
510 PR tree-optimization/56270
511 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
512 of loads after scheduling an SLP instance.
514 2013-03-26 Walter Lee <walt@tilera.com>
516 Backport from mainline:
517 2013-03-26 Walter Lee <walt@tilera.com>
519 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
520 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
522 2013-03-26 Walter Lee <walt@tilera.com>
524 Backport from mainline:
525 2013-03-25 Walter Lee <walt@tilera.com>
527 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
528 TILEGX_INSN_SHUFFLEBYTES1.
529 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
531 (tilegx_builtins): Ditto.
532 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
534 2013-03-26 Walter Lee <walt@tilera.com>
536 Backport from mainline:
537 2013-03-25 Walter Lee <walt@tilera.com>
539 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
540 tests for constraint J, K, N, P.
542 2013-03-26 Walter Lee <walt@tilera.com>
544 Backport from mainline:
545 2013-03-25 Walter Lee <walt@tilera.com>
547 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
548 Use indirect/pcrel encoding.
549 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
552 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
554 Backport from mainline:
555 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
556 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
559 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
560 (musermode): Convert to Var(TARGET_USERMODE).
561 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
562 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
563 * config/sh/sh.c (sh_option_override): Use
564 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
565 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
567 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
569 (udivsi3_i4_single, divsi3_i4_single): Use
570 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
571 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
572 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
573 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
574 (SUBTARGET_OVERRIDE_OPTIONS): New.
576 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
578 Backport from mainline:
579 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
581 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
582 to m2a-single instead of m2e.
584 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
587 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
590 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
593 * config/i386/i386.c (init_cumulative_args): Also set
594 cum->callee_return_avx256_p.
595 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
596 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
598 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
599 callee_return_avx256_p.
601 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
603 Backport from mainline:
604 2012-12-04 Ian Lance Taylor <iant@google.com>
606 * godump.c (find_dummy_types): Output a dummy type if we couldn't
607 output the real type.
609 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
612 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
613 (PLUS_EXPR): Likewise.
614 * doc/cppopts.texi (--help): Likewise.
615 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
616 (-fdump-rtl-cprop_hardreg): Likewise.
617 (-fdump-rtl-csa): Likewise.
618 (-fdump-rtl-dce): Likewise.
619 (-fdump-rtl-dbr): Likewise.
620 (-fdump-rtl-into_cfglayout): Likewise.
621 (-fdump-rtl-outof_cfglayout): Likewise.
623 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
626 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
627 (arm_print_operand, case 'S'): Don't use shift_operator to validate
630 2013-03-14 Seth LaForge <sethml@google.com>
633 Backport from mainline
634 2012-10-22 Julian Brown <julian@codesourcery.com>
636 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
637 VFP D registers in big-endian mode.
639 2013-03-08 Joey Ye <joey.ye@arm.com>
641 Backport from mainline
642 2013-03-06 Joey Ye <joey.ye@arm.com>
645 * gcc.c (convert_white_space): New function.
646 (main): Handles white space in function name.
648 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
650 Backport from mainline
651 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
654 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
655 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
656 to SH_DIV_CALL_TABLE for TARGET_SH2.
657 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
659 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
660 mdiv= call-div1, call-fp, call-table options.
662 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
664 * config.gcc (arm*-*-rtemself*): New.
665 (arm*-*-rtems*): Removed.
666 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
667 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
669 2013-03-01 Richard Biener <rguenther@suse.de>
671 Backport from mainline
672 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
674 PR tree-optimization/55481
675 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
676 back to general rewriting if we cannot leave an original biv
679 2013-03-01 Richard Biener <rguenther@suse.de>
681 Backport from mainline
682 2012-04-10 Richard Guenther <rguenther@suse.de>
685 * gimple-low.c (gimple_check_call_args): Properly account for
686 compatible aggregate types.
688 2013-02-26 Nick Clifton <nickc@redhat.com>
691 Import this patch from the mainline:
693 2012-08-17 Nick Clifton <nickc@redhat.com>
695 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
696 (branch_true): Likewise.
697 (branch_false): Likewise.
699 2013-02-26 Jakub Jelinek <jakub@redhat.com>
701 PR tree-optimization/56443
702 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
703 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
704 to type_for_mode langhook.
706 2013-02-21 Jakub Jelinek <jakub@redhat.com>
709 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
712 2013-02-19 Jakub Jelinek <jakub@redhat.com>
714 Backported from mainline
715 2013-02-19 Jakub Jelinek <jakub@redhat.com>
717 PR tree-optimization/56350
718 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
719 if haven't found reduction or nested cycle operand, rather than
720 asserting we must find it.
722 PR tree-optimization/56381
723 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
726 2013-02-08 Jakub Jelinek <jakub@redhat.com>
728 PR tree-optimization/56250
729 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
730 if type is unsigned and code isn't MULT_EXPR.
732 2013-02-06 Jakub Jelinek <jakub@redhat.com>
735 * omp-low.c (use_pointer_for_field): Return false if
736 lower_send_shared_vars doesn't generate any copy-out code.
738 2012-11-27 Jakub Jelinek <jakub@redhat.com>
740 PR tree-optimization/55110
741 * tree-vect-loop.c (vectorizable_reduction): Don't assert
742 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
744 2013-02-18 Richard Biener <rguenther@suse.de>
747 2013-02-04 Richard Biener <rguenther@suse.de>
749 Backport from mainline
750 2012-07-04 Richard Guenther <rguenther@suse.de>
752 PR tree-optimization/53844
753 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
754 the loop virtual PHI.
756 2013-02-13 David S. Miller <davem@davemloft.net>
758 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
760 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
762 Backport from mainline
763 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
765 PR rtl-optimization/56275
766 * simplify-rtx.c (avoid_constant_pool_reference): Check that
767 offset is non-negative and less than cmode size before
768 calling simplify_subreg.
770 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
772 Backport from mainline
773 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
775 * config/i386/sse.md (FMAMODEM): New mode iterator.
776 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
777 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
779 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
781 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
782 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
783 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
785 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
787 Backport from mainline
788 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
791 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
792 If there is no implicit builtin declaration, just return NULL.
794 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
795 Michael Meissner <meissner@linux.vnet.ibm.com>
797 Backport from mainline
798 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
799 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
801 2013-02-07 David S. Miller <davem@davemloft.net>
803 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
805 * var-tracking.c (vt_add_function_parameter): Test the presence of
806 HAVE_window_save properly and do not remap argument registers when
807 we have a leaf function.
809 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
811 Backport from mainline
812 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
815 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
817 * config/i386/i386.c (ix86_print_operand): Ditto.
819 2013-02-07 Alan Modra <amodra@gmail.com>
822 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
823 static chain, set REST_INLINE_FPRS too.
825 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
827 Backport from mainline
828 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
830 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
831 * configure: Regenerate.
833 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
835 Backport from mainline
836 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
837 Andrew Dixie <andrewd@gentrack.com>
839 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
842 2013-02-05 Richard Biener <rguenther@suse.de>
844 Backport from mainline
845 2012-12-10 Richard Biener <rguenther@suse.de>
847 PR tree-optimization/55107
848 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
849 (bitmap_set_replace_value): Add gcc_unreachable.
850 (do_regular_insertion): Re-write all_same handling. Insert
851 an assignment instead of a PHI in this case.
852 (execute_pre): Do not record constified events.
854 2013-02-05 Richard Biener <rguenther@suse.de>
856 PR tree-optimization/54767
857 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
858 backedges drop all symbolical range information.
859 (execute_vrp): Compute backedges.
861 2013-02-04 Richard Biener <rguenther@suse.de>
863 Backport from mainline
864 2012-01-11 Richard Guenther <rguenther@suse.de>
866 PR tree-optimization/44061
867 * tree-vrp.c (extract_range_basic): Compute zero as
868 value-range for __builtin_constant_p of function parameters.
870 2013-01-08 Jakub Jelinek <jakub@redhat.com>
873 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
875 2013-02-04 Richard Biener <rguenther@suse.de>
877 Backport from mainline
878 2012-07-04 Richard Guenther <rguenther@suse.de>
880 PR tree-optimization/53844
881 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
882 the loop virtual PHI.
884 2012-12-13 Richard Biener <rguenther@suse.de>
887 * tree-streamer.c (record_common_node): Check that we are not
888 recursively pre-loading nodes we want to skip. Handle
889 char_type_node appearing as part of va_list_type_node.
891 2013-02-04 Richard Biener <rguenther@suse.de>
894 * gimple.h (gimple_call_builtin_class_p): New function.
895 * gimple.c (validate_call): New function.
896 (gimple_call_builtin_class_p): Likewise.
897 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
898 Use gimple_call_builtin_class_p.
899 (find_func_clobbers): Likewise.
900 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
901 (strlen_optimize_stmt): Likewise.
903 2013-02-01 Jakub Jelinek <jakub@redhat.com>
905 Backported from mainline
906 2013-01-28 Jakub Jelinek <jakub@redhat.com>
908 PR tree-optimization/56125
909 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
910 pow(x,c) into sqrt(x) * powi(x, n/2) or
911 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
913 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
914 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
917 2013-01-25 Jakub Jelinek <jakub@redhat.com>
919 PR tree-optimization/56098
920 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
921 for stmts with volatile ops.
922 (cond_store_replacement): Don't optimize if assign has volatile ops.
923 (cond_if_else_store_replacement_1): Don't optimize if either
924 then_assign or else_assign have volatile ops.
926 2013-01-23 Jakub Jelinek <jakub@redhat.com>
929 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
930 instead of cmpdi_operand for first comparison operand.
931 Don't assert that comparison operands aren't both constants.
933 2013-01-21 Jakub Jelinek <jakub@redhat.com>
935 PR tree-optimization/56051
936 * fold-const.c (fold_binary_loc): Don't fold
937 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
938 a narrowing conversion, or widening conversion from signed
941 2013-01-18 Jakub Jelinek <jakub@redhat.com>
944 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
945 the case where writing real complex part of target modifies
948 2013-01-15 Jakub Jelinek <jakub@redhat.com>
951 * function.c (thread_prologue_and_epilogue_insns): Always
952 add crtl->drap_reg to set_up_by_prologue.set, even if
953 stack_realign_drap is false.
955 2013-01-10 Jakub Jelinek <jakub@redhat.com>
957 PR tree-optimization/55921
958 * tree-complex.c (expand_complex_asm): New function.
959 (expand_complex_operations_1): Call it for GIMPLE_ASM.
961 2013-01-03 Jakub Jelinek <jakub@redhat.com>
963 PR rtl-optimization/55838
964 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
965 iv0.step, iv1.step and step.
967 2012-11-23 Jakub Jelinek <jakub@redhat.com>
970 * Makefile.in (gimple-low.o): Depend on langhooks.h.
971 * gimple-low.c: Include langhooks.c.
972 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
973 by default call lang_hooks.block_may_fallthru.
974 * langhooks.h (struct lang_hooks): Add block_may_fallthru
976 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
977 (LANG_HOOKS_INITIALIZER): Use it.
979 2012-11-20 Jakub Jelinek <jakub@redhat.com>
982 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
983 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
984 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
985 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
986 fail if the last real insn doesn't have REG_ARGS_SIZE note.
988 2012-11-17 Jakub Jelinek <jakub@redhat.com>
990 PR tree-optimization/55236
991 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
992 and signed ARG0_TYPE, force low and high to be non-NULL.
994 2012-11-13 Jakub Jelinek <jakub@redhat.com>
996 PR rtl-optimization/54127
997 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
998 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
999 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1000 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1001 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1003 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1005 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1006 range isn't testing for zero.
1008 2013-01-29 Richard Biener <rguenther@suse.de>
1010 PR tree-optimization/56113
1011 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1013 (label_visit): Free duplicate bitmaps and record the leader instead.
1014 (perform_var_substitution): Adjust.
1016 2013-01-28 Serowk <serowk@yandex.ru>
1019 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1020 Fix mode checks to allow for the passing of constants in the
1022 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1023 Add entries in the switch statement for builtin iwmmxt vector
1024 shift and rotate builtins.
1026 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1028 Backport from mainline
1029 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1032 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1033 operand 0 in movabs insn template for -masm=intel asm alternative.
1034 (*movabs<mode>_2): Ditto for operand 1.
1036 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1038 Backport from mainline
1039 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1042 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1043 alternative to (o,r).
1044 (*movdi_internal_rex64): Remove (!o,n) alternative.
1045 (DImode immediate->memory splitter): Remove.
1046 (DImode immediate->memory peephole2): Remove.
1047 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1048 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1049 alternative to (!o,*r).
1050 (*movtf_internal_sse): New pattern.
1051 (*movxf_internal_rex64): New pattern.
1052 (*movxf_internal): Disable for TARGET_64BIT.
1053 (*movdf_internal_rex64): Remove (!o,F) alternative.
1055 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1057 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1058 involving stack registers slightly.
1060 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1062 * config/i386/constraints.md (Yf): New constraint.
1063 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1064 of f constraint to conditionaly disable x87 register preferences.
1065 (*movdf_internal): Ditto.
1066 (*movsf_internal): Ditto.
1068 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1070 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1071 (*movtf_internal_rex64): Add (!o,C) alternative
1072 (*movxf_internal_rex64): Ditto.
1073 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1075 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1077 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1079 2013-01-24 Martin Jambor <mjambor@suse.cz>
1081 Backport from mainline
1082 2013-01-04 Martin Jambor <mjambor@suse.cz>
1084 PR tree-optimization/55755
1085 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1086 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1088 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1090 Backport from mainline
1091 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1093 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1095 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1097 PR rtl-optimization/56023
1098 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1099 dependent on debug instruction.
1101 2013-01-21 Martin Jambor <mjambor@suse.cz>
1103 Backport from mainline
1104 2013-01-17 Martin Jambor <mjambor@suse.cz>
1106 PR tree-optimizations/55264
1107 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1108 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1109 for virtual functions.
1110 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1111 for virtual methods.
1112 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1113 virtual methods before inlining is over.
1115 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1117 Backport from mainline
1118 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1121 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1122 store through atomic_store<mode>_1.
1123 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1125 2013-01-16 Richard Biener <rguenther@suse.de>
1128 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1129 account for bitpos when computing alignment.
1131 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1133 Backport from 2013-01-14 trunk r195169.
1136 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1137 etc. to 1 and not to __flash.
1138 Use LL suffix for __INT24_MAX__ with -mint8.
1139 Use ULL suffix for __UINT24_MAX__ with -mint8.
1141 2013-01-14 Matthias Klose <doko@ubuntu.com>
1143 * doc/invoke.texi: Document -print-multiarch.
1144 * doc/install.texi: Document --enable-multiarch.
1145 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1146 * configure.ac: Add --enable-multiarch option.
1147 Substitute with_cpu, with_float.
1148 * configure: Regenerate.
1149 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1150 enable_multiarch, with_cpu, with_float: New macros.
1151 if_multiarch: New macro, define in terms of enable_multiarch.
1152 * genmultilib: Add new argument for the multiarch name.
1153 * gcc.c (multiarch_dir): Define.
1154 (for_each_path): Search for multiarch suffixes.
1155 (driver_handle_option): Handle multiarch option.
1156 (do_spec_1): Pass -imultiarch if defined.
1157 (main): Print multiarch.
1158 (set_multilib_dir): Separate multilib and multiarch names
1159 from multilib_select.
1160 (print_multilib_info): Ignore multiarch names in multilib_select.
1161 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1162 * cppdefault.h (default_include): Document multiarch in multilib
1164 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1165 include directory for multiarch directories.
1166 * common.opt: New options --print-multiarch and -imultilib.
1168 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1169 Include i386/t-linux.
1170 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1171 Include i386/t-kfreebsd.
1172 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1173 * config/i386/t-linux64: Add multiarch names in
1174 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1175 * config/i386/t-gnu: New file.
1176 * config/i386/t-kfreebsd: Likewise.
1177 * config/i386/t-linux: Likewise.
1179 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1180 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1181 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1182 for 32bit non-biarch configurations.
1184 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1185 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1188 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1190 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1192 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1193 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1194 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1196 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1197 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1198 Include rs6000/t-linux for 32bit non-biarch configurations.
1200 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1202 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1204 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1205 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1207 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1208 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1210 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1212 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1213 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1214 (vect_estimate_min_profitable_iter): Adjust to above fix.
1215 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1217 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1219 Backport from mainline
1220 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1222 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1223 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1224 documentation. Add missing '__' in front of
1225 __builtin_ia32_packssdw256.
1227 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1229 Backport from mainline
1230 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1232 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1233 attribute of movddup insn to DF.
1234 (*vec_interleave_lowv2df): Ditto.
1235 (vec_dupv2df): Ditto.
1237 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1239 Backport from 2013-01-07 trunk r194991, r194992.
1242 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1245 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1246 (avr_addrspace_t): Add .section_name field.
1247 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1249 (avr_addrspace): Same. Initialize .section_name. Remove last
1250 NULL entry. Put __memx into .progmemx.data.
1251 (progmem_section_prefix): Remove.
1252 (avr_asm_init_sections): No need to initialize progmem_section.
1253 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1254 section name prefix.
1255 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1256 retrieve the progmem section.
1257 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1258 boundary to run over avr_addrspace[].
1259 (avr_register_target_pragmas): Ditto.
1261 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1263 Backport from 2013-01-07 trunk r194978.
1266 * doc/install.texi (Cross-Compiler-Specific Options): Document
1269 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1271 Backport from 2013-01-07 trunk r194968.
1274 * config/avr/t-avr: Don't automatically rebuild
1275 $(srcdir)/config/avr/t-multilib
1276 $(srcdir)/config/avr/avr-tables.opt
1277 (avr-mcus): New phony target to build them on request.
1278 (s-avr-mlib): Remove.
1279 * avr/avr-mcus.def: Adjust comments.
1281 2013-01-07 Terry Guo <terry.guo@arm.com>
1283 Backport from mainline
1284 2012-12-19 Terry Guo <terry.guo@arm.com>
1286 * config/arm/arm.c (thumb_find_work_register): Check argument
1287 register number based on current PCS.
1289 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1291 Backport from mainline
1292 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1295 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1296 selected code model, define __code_mode_small__, __code_model_medium__,
1297 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1298 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1299 xchg temporary register with %k. Declare temporary register as
1301 [__x86_64__]: For medium and large code models, preserve %rbx register.
1303 2013-01-03 Richard Henderson <rth@redhat.com>
1305 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1306 after eliminating TLS symbols.
1308 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1311 * config/pa/pa.md (movsi): Revert previous change.
1312 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1315 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1318 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1321 2013-01-02 Jason Merrill <jason@redhat.com>
1324 * tree.c (build_array_type_1): Revert earlier change.
1326 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1329 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1330 after reload starts.
1332 2012-12-21 Martin Jambor <mjambor@suse.cz>
1334 PR tree-optimization/55355
1335 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1336 bit_position is small enough to fit a single HOST_WIDE_INT.
1338 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1340 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1342 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1344 Backport from mainline
1345 2012-10-15 Matthias Klose <doko@ubuntu.com>
1347 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1348 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1350 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1351 Tomash Brechko <tomash.brechko@gmail.com>
1354 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1355 handling of before and after cases.
1356 * config/sparc/sync.md (atomic_store): Fix pasto.
1358 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1360 * optabs.c (expand_atomic_store): Elide redundant model test.
1362 2012-12-13 Richard Henderson <rth@redhat.com>
1365 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1367 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1370 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1371 (tldo_stb_sp64): Likewise.
1372 (tldo_sth_sp32): Likewise.
1373 (tldo_sth_sp64): Likewise.
1374 (tldo_stw_sp32): Likewise.
1375 (tldo_stw_sp64): Likewise.
1376 (tldo_stx_sp64): Likewise.
1378 2012-12-10 Kai Tietz <ktietz@redhat.com>
1381 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1383 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1385 Backport from mainline
1386 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1387 H.J. Lu <hongjiu.lu@intel.com>
1390 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1391 before using it as insn or call equivalent.
1393 2012-12-06 Jason Merrill <jason@redhat.com>
1396 * tree.c (build_array_type_1): Re-layout if we found it in the
1399 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1401 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1402 opaque cond in all call insns.
1404 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1406 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1407 area if the function allocates dynamic stack space.
1408 (ia64_initial_elimination_offset): Adjust offsets to above change.
1410 2012-12-03 Richard Biener <rguenther@suse.de>
1412 Backport from mainline
1413 2012-09-24 Richard Guenther <rguenther@suse.de>
1415 PR tree-optimization/53663
1416 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1417 native encode/interpret translation on VN_WALKREWRITE.
1419 2012-12-03 Kai Tietz <ktietz@redhat.com>
1422 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1425 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1428 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1430 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1432 Backport from mainline:
1433 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1436 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1437 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1438 (in_nullified_branch_delay): Likewise.
1439 (in_call_delay): Likewise.
1440 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1441 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1442 the $$sh_func_adrs call as variable. Update type of sibcalls and
1443 $$sh_func_adrs call.
1444 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1445 length instead of adjustment. Handle negative and undefined call
1446 adjustments for insn_default_length. Remove adjustment for millicode
1447 insn with unfilled delay slot.
1448 (pa_output_millicode_call): Update for revised millicode length.
1449 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1451 2012-11-29 Kai Tietz <ktietz@redhat.com>
1454 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1455 use by XNEWVEC/XRESIZEVEC.
1457 * i386.c (get_scratch_register_on_entry): Handle
1458 thiscall-convention.
1459 (split_stack_prologue_scratch_regno): Likewise.
1460 (ix86_static_chain): Likewise.
1461 (x86_output_mi_thunk): Likewise.
1463 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1465 Backported from mainline
1466 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1467 Markus Trippelsdorf <markus@trippelsdorf.de>
1470 * lto-opts.c (lto_write_options): Also handle
1471 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1472 OPT_SPECIAL_program_name.
1475 * lto-wrapper.c (merge_and_complain): Handle
1476 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1477 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1479 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1481 PR rtl-optimization/55489
1482 * gcse.c (compute_transp): Precompute a canonical version
1483 of XEXP (x, 0), and pass it to canon_true_dependence.
1485 2012-11-27 Richard Biener <rguenther@suse.de>
1488 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1489 stmt with a NOP instead of removing it.
1491 2012-11-26 Richard Biener <rguenther@suse.de>
1493 Backport from mainline
1494 2012-10-19 Richard Biener <rguenther@suse.de>
1496 PR tree-optimization/54976
1497 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1498 Robustify against odd inner_mode inputs.
1500 2012-10-12 Richard Biener <rguenther@suse.de>
1502 PR tree-optimization/54894
1503 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1504 Handle over-aligned scalar types properly.
1506 2012-10-02 Richard Guenther <rguenther@suse.de>
1509 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1510 cleaning up the CFG.
1512 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1514 Backport from mainline
1515 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1517 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1518 explaining the register ordering preferences.
1520 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1521 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1522 constraints so that the traditional floating point loads, stores,
1523 and moves are done first, then the VSX loads, stores, and moves,
1524 and finally the GPR loads, stores, and moves so that reload
1525 chooses FPRs over GPRs, and uses the traditional load/store
1526 instructions which provide an offset.
1527 (movdf_hardfloat64): Likewise.
1529 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1531 Backported from mainline
1532 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1533 H.J. Lu <hongjiu.lu@intel.com>
1536 * config/i386/i386.c (legitimize_pic_address): Properly handle
1538 (ix86_print_operand_address): Set code to 'k' when forcing
1539 addr32 prefix. For x32, zero-extend negative displacement if
1542 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1544 * common.opt (fvar-tracking-uninit): Document.
1545 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1546 * config/darwin.c (darwin_override_options): Likewise.
1548 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1550 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1551 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1553 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1555 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1557 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1559 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1562 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1564 Backport from mainline
1565 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1567 * config/i386/i386.c (ix86_init_machine_status): Do not
1568 explicitly clear tls_descriptor_call_expanded_p again.
1570 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1572 * config/i386/sse.md
1573 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1574 as read and written by the instruction.
1576 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1578 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1579 (ix86_instantiate_decls): New function.
1580 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1581 stack slot instead of SLOT_VIRTUAL.
1582 <case IX86_BUILTIN_STMXCSR>: Ditto.
1583 (assign_386_stack_local): Do not assert when virtual slot is valid.
1584 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1585 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1586 (truncxf<mode>2): Ditto.
1587 (floatunssi<mode>2): Ditto.
1588 (isinf<mode>2): Ditto.
1589 * config/i386/sync.md (atomic_load<mode>): Ditto.
1590 (atomic_store<mode>): Ditto.
1592 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1595 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1596 the argument is itself a conditional expression.
1598 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1600 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1603 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1605 PR tree-optimization/54986
1606 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1607 conversions on entry but add them back on exit if needed.
1609 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1612 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1614 (print_reg): Use true_regnum rather than REGNO.
1615 (ix86_print_operand_address): Remove SUBREG handling.
1617 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1619 Backported from mainline
1620 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1623 * gimple.h (is_gimple_sizepos): New inline function.
1624 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1625 final assignment to expr variable.
1626 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1627 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1628 into a local temporary.
1630 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1632 PR tree-optimization/54877
1633 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1634 use make_ssa_name instead of copy_ssa_name.
1636 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1638 Backport from mainline
1639 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1641 PR tree-optimization/53708
1642 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1643 user-supplied alignment when used with an explicit section name.
1645 2012-11-02 Jeff Law <law@redhat.com>
1647 PR tree-optimization/54985
1648 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1649 from thread_across_edge.
1650 (thread_across_edge): Use it in all cases where we might thread
1653 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1655 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1656 special register pushes before frame probing and allocation.
1658 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1659 Joel Sherrill <joel.sherrill@oarcorp.com>
1661 * config/sparc/t-rtems: New (Custom multilibs).
1662 * config/sparc/t-rtems-64: New (Custom multilibs).
1663 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1664 (sparc-*-rtems*): Add sparc/t-rtems.
1666 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1668 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1670 (hash_rtx): Likewise.
1672 2012-10-29 Terry Guo <terry.guo@arm.com>
1674 Backport from mainline
1675 2012-10-11 Terry Guo <terry.guo@arm.com>
1677 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1679 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1682 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1684 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1685 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1687 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1689 * config/avr/t-rtems: Revert previous commit.
1691 2012-10-26 Terry Guo <terry.guo@arm.com>
1693 Backport from mainline
1694 2012-10-23 Terry Guo <terry.guo@arm.com>
1697 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1700 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1702 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1704 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1706 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1708 * config.gcc (microblaze*-*-rtems*): New target.
1709 * config/microblaze/rtems.h: New.
1710 * config/microblaze/t-rtems: New.
1712 2012-10-25 Richard Biener <rguenther@suse.de>
1714 PR tree-optimization/54902
1715 * tree-ssa-pre.c (fini_pre): Return TODO.
1716 (execute_pre): Adjust.
1717 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1718 blocks before computing dominators.
1720 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1722 Backport from mainline
1723 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1725 * config/i386/i386.c (memory_address_length): Assert that non-null
1726 base or index RTXes are registers. Do not check for REG RTXes.
1727 Determine addr32 prefix using SImode_address_operand or
1728 from original base and index RTXes. Simplify code.
1730 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1732 * config/i386/i386-protos.h (memory_address_length): Add new bool
1733 argument. Update all uses.
1734 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1735 add length of addr32 prefix based on mode of base or index register.
1736 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1737 addresses here. Update call to memory_address_length.
1738 (ix86_print_address_operand): Use SImode_address_operand predicate.
1739 * config/i386/predicates.md (SImode_address_operand): New.
1740 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1741 to calculate "mode" attribute. Use SImode_address_operand predicate
1742 instead of open-coding accepted RTX codes.
1744 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1746 Backport from 2012-10-22 trunk r192685.
1747 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1748 Note __AVR_<device>__ is not defined for cores.
1749 Don't point to --help=target.
1750 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1752 2012-10-19 Marek Polacek <polacek@redhat.com>
1754 Backported from mainline
1755 2012-10-19 Marek Polacek <polacek@redhat.com>
1758 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1759 pointer/non-pointer comparison.
1761 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1763 Backported from mainline
1764 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1767 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1768 sure the mode is correct when falling through from above cases.
1770 2012-10-19 Alan Modra <amodra@gmail.com>
1772 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1773 (HAVE_LD_LARGE_TOC): Likewise.
1774 * configure: Regenerate.
1776 2012-10-19 Alan Modra <amodra@gmail.com>
1778 * config/rs6000/predicates.md (splat_input_operand): Don't call
1779 input_operand for MEMs. Instead check for volatile and call
1780 memory_address_addr_space_p with modified mode.
1782 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1784 Backported from mainline
1785 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1787 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1789 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1791 PR rtl-optimization/54870
1792 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1793 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1794 SSA_NAME pointer that points to a partition if there is at least
1795 one variable with it set in the partition.
1796 * dse.c (local_variable_can_escape): New predicate.
1797 (can_escape): Call it.
1798 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1799 mark the SSA_NAME pointer that points to a partition.
1801 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1803 Backport from mainline
1804 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1806 PR rtl-optimization/53701
1807 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1808 rocess not only expr's vinsns but all old vinsns from expr's
1811 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1813 Backport from mainline
1814 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1817 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1819 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1820 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1821 only if producer writes to the register given by regno.
1823 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1825 Backport from mainline
1826 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1828 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1829 (UNSPEC_LOADU): New.
1830 (UNSPEC_STOREU): Ditto.
1831 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1832 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1833 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1834 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1835 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1836 (<sse2>_storedqu<avxsizesuffix>): ... this.
1837 (*sse4_2_pcmpestr_unaligned): Update.
1838 (*sse4_2_pcmpistr_unaligned): Ditto.
1840 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1841 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1842 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1843 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1844 gen_sse2_load{dqu,upd} to load from unaligned memory and
1845 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1847 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1848 Use CODE_FOR_sse_loadups.
1849 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1850 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1851 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1852 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1853 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1854 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1855 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1856 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1857 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1858 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1859 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1861 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1863 Backport from trunk (r190222):
1865 PR tree-optimization/54146
1866 * ifcvt.c: Include pointer-set.h.
1867 (cond_move_process_if_block): Change type of then_regs and
1868 else_regs from alloca'd array to pointer_sets.
1869 (check_cond_move_block): Update for this change.
1870 (cond_move_convert_if_block): Likewise.
1871 * Makefile.in: Fix dependencies for ifcvt.o.
1873 2012-10-15 Richard Guenther <rguenther@suse.de>
1875 PR tree-optimization/54920
1876 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1877 allocate temporary storage for all NARY elements.
1879 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1882 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1884 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1886 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1887 default_use_cxa_atexit to yes.
1889 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1891 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1893 2012-10-05 Jan Hubicka <jh@suse.cz>
1894 Jakub Jelinek <jakub@redhat.com>
1896 PR tree-optimization/33763
1897 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1898 attribute for redefined extern inline functions.
1900 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1902 Backported from mainline
1903 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1905 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1906 in SSE and YMM state support check for -march=native.
1908 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1911 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1914 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1916 Backported from mainline
1917 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1920 * doc/invoke.texi: Document -mprefer-avx128.
1922 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1924 Backported from mainline
1925 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1928 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1929 (XSTATE_FP): Likewise.
1930 (XSTATE_SSE): Likewise.
1931 (XSTATE_YMM): Likewise.
1932 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1933 SSE and YMM states aren't supported.
1935 2012-10-01 Tom de Vries <tom@codesourcery.com>
1937 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1940 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1943 * config/s390/s390.c (s390_option_override): Add missing break.
1945 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1947 Backport from mainline
1948 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1950 * config.gcc: Replace 'host' with 'target' when configuring for
1951 powerpc64*-*-freebsd.
1953 2012-09-28 Meador Inge <meadori@codesourcery.com>
1955 Backport from mainline
1956 2012-09-27 Meador Inge <meadori@codesourcery.com>
1958 * gcc-ar.c (main): Handle the returning of the sub-process error
1961 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1963 Backport from 2012-09-28 trunk r191821.
1964 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1966 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1969 * simplify-rtx.c (simplify_binary_operation_1): Perform
1970 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1972 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1974 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1975 TYPE_NONALIASED_COMPONENT flag.
1976 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1977 TYPE_NONALIASED_COMPONENT flag.
1979 2012-09-21 Richard Guenther <rguenther@suse.de>
1982 Backport from mainline
1983 2012-04-19 Richard Guenther <rguenther@suse.de>
1985 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1988 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1991 * c-typeck.c (c_cast_expr): When casting to a type requiring
1992 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1995 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1998 * c-typeck.c (build_unary_op): Pass original argument of
1999 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2000 any C_MAYBE_CONST_EXPR, if it has integer operands.
2001 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2002 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2003 to c_objc_common_truthvalue_conversion, then remove any
2004 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2005 c_objc_common_truthvalue_conversion not
2006 c_common_truthvalue_conversion.
2007 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2008 call note_integer_operands for arguments with integer operands
2009 that are not integer constants.
2011 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2013 Backported from mainline
2014 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2016 PR tree-optimization/54563
2017 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2018 gimple_purge_dead_eh_edges if last call has been changed.
2020 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2023 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2024 instead of (match_dup 0) as second argument to vec_merge.
2025 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2026 Remove third alternative.
2027 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2028 operand 2 instead of operand 1, but put it as first argument
2030 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2031 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2034 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2036 * BASE-VER: Set to 4.7.3.
2037 * DEV-PHASE: Set to prerelease.
2039 2012-09-20 Release Manager
2041 * GCC 4.7.2 released.
2043 2012-09-15 Andi Kleen <ak@linux.intel.com>
2045 Backport from mainline
2046 2012-09-07 Andi Kleen <ak@linux.intel.com>
2048 * gcc/lto-streamer.h (res_pair): Add.
2049 (lto_file_decl_data): Replace resolutions with respairs.
2051 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2052 Initialize respairs.
2053 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2055 2012-09-14 Walter Lee <walt@tilera.com>
2057 Backport from mainline.
2058 2012-09-14 Walter Lee <walt@tilera.com>
2060 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2061 option for TILEPro and TILE-Gx.
2063 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2065 * config/i386/i386.h (x86_prefetchw): New global variable.
2066 (TARGET_PREFETCHW): New macro.
2067 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2068 (processor_alias_table): Add PTA_PREFETCHW to
2069 bdver1, bdver2 and btver1.
2070 (ix86_option_override_internal): Set x86_prefetchw for
2071 PTA_PREFETCHW targets.
2072 * config/i386/i386.md (prefetch): Expand to prefetchw
2073 for TARGET_PREFETCHW.
2074 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2076 Backport from mainline
2077 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2079 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2080 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2082 (*prefetch_sse): ... this.
2083 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2085 (*prefetch_3dnow): ... this.
2087 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2090 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2091 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2093 2012-09-12 Teresa Johnson <tejohnson@google.com>
2095 Backport from mainline.
2096 2012-09-12 Teresa Johnson <tejohnson@google.com>
2098 PR gcov-profile/54487
2099 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2100 test using F_SETLKW with fcntl.
2101 * configure, config.in: Regenerate.
2103 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2105 Backport from mainline
2106 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2108 * config/i386/i386.md : Comments on fma4 instruction selection
2109 reflect requirement on register pressure based cost model.
2111 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2112 flag is set-reset as informed by the cpuid flag.
2114 * config/i386/i386.c (processor_alias_table): fma4
2115 flag is enabled for bdver2.
2117 2012-09-12 Christian Bruel <christian.bruel@st.com>
2119 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2121 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2123 * config.gcc: Obsolete picochip-*.
2125 2012-09-11 Richard Guenther <rguenther@suse.de>
2128 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2129 on flag_toplevel_reorder.
2131 2012-09-10 Richard Henderson <rth@redhat.com>
2133 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2136 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2138 Backport from 2012-09-10 mainline r191132.
2141 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2143 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2146 * tree-sra.c (disqualify_base_of_expr): Check for possible
2147 NULL_TREE returned by get_base_address()
2149 2012-09-07 Richard Guenther <rguenther@suse.de>
2151 Backport from mainline
2152 2012-06-26 Jan Hubicka <jh@suse.cz>
2155 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2158 2012-09-07 Richard Guenther <rguenther@suse.de>
2160 Backport from mainline
2161 2012-07-13 Richard Guenther <rguenther@suse.de>
2163 PR tree-optimization/53922
2164 * tree-vrp.c (value_inside_range): Change prototype to take
2165 min/max instead of value-range.
2166 (range_includes_zero_p): Likewise. Return the result from
2168 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2169 return value from range_includes_zero_p.
2170 (extract_range_from_unary_expr_1): Likewise.
2171 (compare_range_with_value): Likewise.
2172 (vrp_meet_1): Likewise.
2174 2012-09-07 Richard Guenther <rguenther@suse.de>
2177 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2178 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2179 arguments separately.
2181 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2183 Backported from mainline
2184 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2186 PR rtl-optimization/54455
2187 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2188 bb ends up with asm goto referencing bb's label.
2190 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2192 Backport from mainline.
2193 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2194 Richard Earnshaw <richard.earnshaw@arm.com>
2197 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2198 element size. Use elem_type from the formal parameter. New parameter
2200 (neon_expand_args): Adjust call to neon_dereference_pointer.
2202 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2204 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2205 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2207 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2209 Backport from mainline
2210 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2212 * config/i386/i386.md (isa): Add fma and fma4.
2213 (enabled): Handle fma and fma4.
2214 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2215 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2216 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2217 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2218 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2219 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2221 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2223 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2224 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2225 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2227 2012-09-06 Richard Guenther <rguenther@suse.de>
2229 PR tree-optimization/54498
2230 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2231 abort when reaching an already visited region.
2232 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2233 (get_continuation_for_phi_1): Likewise.
2234 (walk_non_aliased_vuses): When we translated the reference,
2235 abort when we re-visit a region.
2236 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2238 2012-09-06 Andrew Pinski <apinski@cavium.com>
2241 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2243 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2246 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2247 build_int_cst with size_type_node instead of size_int.
2249 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2251 Backport from 2012-09-05 mainline r190697.
2254 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2255 configured --with-avrlibc.
2256 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2258 * config/avr/avrlibc.h: New file.
2259 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2260 configured --with-avrlibc.
2261 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2263 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2265 Backport from 2012-09-04 mainline r190919
2268 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2269 of size less than 4 bytes by using macro ARM_NUM_INTS.
2270 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2272 2012-09-04 Richard Henderson <rth@redhat.com>
2274 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2276 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2278 Backport from 2012-09-04 mainline r190920
2281 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2283 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2285 Backport from 2012-09-04 mainline r190914
2288 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2290 (avr_allocate_stack_slots_for_args): ...this new static function.
2292 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2294 Backported from mainline
2295 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2298 * doc/invoke.texi: Add -da and remove -dm.
2300 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2302 Backported from mainline
2303 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2306 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2307 operands[1] is CONST_INT_P, convert it to QImode before printing.
2309 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2312 * c-convert.c (convert): Don't call fold_convert_loc if
2313 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2314 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2315 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2317 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2320 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2321 if init is a CONSTRUCTOR.
2323 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2325 PR rtl-optimization/54369
2326 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2327 calling dbr_schedule.
2328 * config/sparc/sparc.c (sparc_reorg): Likewise.
2330 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2332 Backport from mainline
2333 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2335 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2336 case for Atom processor.
2338 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2340 Backport from mainline
2341 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2344 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2345 true for TARGET_64BIT or !flag_pic.
2346 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2347 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2348 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2349 Add insn constraint. Conditionally emit xchg asm insns.
2350 (atomic_compare_and_swap<mode>): Update calls. Check only
2351 cmpxchg8b_pic_memory_operand in memory address fixup.
2353 (CASHMODE): Rename from DCASHMODE.
2354 (doublemodesuffix): Update modes.
2355 (regprefix): New mode attribute.
2357 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2358 <UNSPECV_CMPXCHG>: New constant.
2359 (atomic_compare_and_swap<mode>_1): Rename from
2360 atomic_compare_and_swap_single<mode>. Update calls and
2361 unspec_volatile constants.
2362 (atomic_compare_and_swap<mode>_doubleword): Rename from
2363 atomic_compare_and_swap_double<mode>. Update calls and
2364 unspec_volatile constants.
2366 2012-08-28 Walter Lee <walt@tilera.com>
2368 Backport from mainline
2369 2012-08-28 Walter Lee <walt@tilera.com>
2371 * confg/tilegx/tilegx.md: Fix code style.
2372 (*zero_extendsidi_truncdisi): Fix typo.
2373 * config/tilegx/tilegx.c: Fix code style.
2374 (tilegx_function_profiler): Fix typo.
2376 2012-08-27 Walter Lee <walt@tilera.com>
2378 Backport from mainline
2379 2012-08-27 Walter Lee <walt@tilera.com>
2381 * doc/md.texi (TILE-Gx): Fix typo.
2383 2012-08-27 Walter Lee <walt@tilera.com>
2385 Backport from mainline
2386 2012-08-27 Walter Lee <walt@tilera.com>
2388 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2389 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2391 2012-08-27 Walter Lee <walt@tilera.com>
2393 Backport from mainline
2394 2012-08-27 Walter Lee <walt@tilera.com>
2396 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2397 (insn_bfins): Delete.
2399 2012-08-27 Walter Lee <walt@tilera.com>
2401 Backport from mainline
2402 2012-08-27 Walter Lee <walt@tilera.com>
2404 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2405 atomic_exchange_bare<mode>,
2406 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2407 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2408 * config/tilegx/tilegx.md (type): Add X1_remove.
2409 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2410 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2411 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2414 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2416 PR rtl-optimization/54088
2417 * jump.c (delete_related_insns): Robustify latest change.
2419 2012-08-21 Richard Guenther <rguenther@suse.de>
2421 Backport from mainline
2422 2012-08-16 Richard Guenther <rguenther@suse.de>
2425 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2427 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2428 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2429 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2430 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2431 (tree_ssa_lim_finalize): Free all mem_refs.
2432 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2433 scc when bailing out.
2434 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2435 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2436 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2437 FOR_EACH_LOOP_BREAK.
2439 2012-08-17 Richard Guenther <rguenther@suse.de>
2441 * tree-sra.c (modify_function): Free redirect_callers vector.
2442 * ipa-split.c (split_function): Free args_to_pass vector.
2443 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2445 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2446 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2447 (vect_analyze_slp_instance): Free everything.
2448 (destroy_bb_vec_info): Free the SLP instances.
2450 2012-08-17 Richard Guenther <rguenther@suse.de>
2452 * params.def (integer-share-limit): Decrease from 256 to 251,
2455 2012-08-21 Richard Guenther <rguenther@suse.de>
2457 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2458 the affine expansion cache.
2460 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2462 Backported from trunk
2463 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2466 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2468 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2470 Backport from mainline.
2471 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2474 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2475 mark as predicable. Adjust asm template.
2476 (vec_setv2di_internal): Likewise.
2477 (vec_extract<mode> VD, VQ): Likewise.
2478 (vec_extractv2di): Likewise.
2479 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2480 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2481 (neon_vdup_n<mode> VX, V32): Likewise.
2482 (neon_vdup_nv2di): Likewise.
2484 2012-08-17 Walter Lee <walt@tilera.com>
2486 Backport from mainline
2487 2012-08-17 Walter Lee <walt@tilera.com>
2489 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2490 (FEEDBACK_ENTER): Define.
2491 (FEEDBACK_REENTER): Define.
2492 (FEEDBACK_ENTRY): Define.
2493 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2494 (FEEDBACK_ENTER): Define.
2495 (FEEDBACK_REENTER): Define.
2496 (FEEDBACK_ENTRY): Define.
2498 2012-08-16 Walter Lee <walt@tilera.com>
2500 Backport from mainline
2501 2012-08-16 Walter Lee <walt@tilera.com>
2503 * config.gcc (tilegx-*-linux*): Add feedback.h.
2504 (tilepro-*-linux*): Likewise.
2505 * config/tilegx/feedback.h: New file.
2506 * config/tilepro/feedback.h: New file.
2508 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2510 Backport from mainline r189840 and r187586:
2511 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2513 * config/i386/i386.md (stack_protect_set): Disable the pattern
2514 for Android since Android libc (bionic) does not provide random
2515 value for stack protection guard at gs:0x14. Guard value
2516 will be provided from external symbol (default implementation).
2517 (stack_protect_set_<mode>): Likewise.
2518 (stack_protect_test): Likewise.
2519 (stack_protect_test_<mode>): Likewise.
2520 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2521 not have Bionic by default
2522 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2523 Macro OPTION_BIONIC is defined in this file and provides Bionic
2524 accessibility status
2526 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2528 * configure.ac: Stack protector enabling for Android targets.
2529 * configure: Regenerate.
2531 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2533 Backported from trunk
2534 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2536 PR rtl-optimization/53942
2537 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2538 directly from likely spilled non-fixed hard registers, move them
2541 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2543 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2544 (xop_phaddubq): Ditto.
2546 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2548 Backport from mainline
2549 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2550 Richard Earnshaw <rearnsha@arm.com>
2552 * target.def (vector_alignment): New target hook.
2553 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2554 * doc/tm.texi: Regenerate.
2555 * targhooks.c (default_vector_alignment): New function.
2556 * targhooks.h (default_vector_alignment): Add prototype.
2557 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2558 * config/arm/arm.c (arm_vector_alignment): New function.
2559 (TARGET_VECTOR_ALIGNMENT): Define.
2561 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2562 vector type alignment instead of size.
2563 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2564 element type size directly instead of computing it from alignment.
2565 Fix variable naming and comment.
2567 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2569 Backport from mainline
2570 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2572 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2573 (alpha_pad_function_end): ... this. Also insert NOP between
2574 sibling call and GP load.
2575 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2577 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2579 Backport from mainline
2580 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2581 H.J. Lu <hongjiu.lu@intel.com>
2583 PR rtl-optimization/54157
2584 * combine.c (gen_lowpart_for_combine): Don't return identity
2585 for CONST or symbolic reference.
2587 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2589 Backport from mainline
2590 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2592 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2593 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2594 split_cost argument signed.
2595 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2596 (ix86_avoid_lea_for_addr): Ditto.
2598 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2600 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2601 the address has less than two components.
2603 2012-08-02 Steve Ellcey <sellcey@mips.com>
2605 Backport from mainline
2606 2012-07-19 Steve Ellcey <sellcey@mips.com>
2608 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2611 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2613 Backport from mainline
2614 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2617 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2618 negative constant address for TARGET_X32 ...
2619 (ix86_decompose_address): ... here. Reject constant addresses
2620 that don't satisfy x86_64_immediate_operand predicate.
2622 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2625 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2626 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2627 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2628 addresses. Prevent zero extensions of CONST_INT operands.
2630 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2633 * config/i386/i386.md (*lea): New insn pattern.
2635 (*lea<mode>_2): Ditto.
2636 (*lea_{3,4,5,6}_zext): Ditto.
2637 * config/i386/predicates.md (lea_address_operand): Do not reject
2638 zero-extended address operands.
2639 * config/i386/constraints.md (j): Remove address constraint.
2640 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2642 (ix86_print_operand_address): Handle SImode subreg of an address.
2643 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2645 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2647 Backport from mainline
2648 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2651 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2652 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2654 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2655 (*movdi_internal_rex64): Use %E operand modifier for lea.
2656 (*movsi_internal): Ditto.
2658 (*lea<mode>_2): Ditto.
2659 (*lea_{3,4,5,6}_zext): Ditto.
2660 (*tls_global_dynamic_32_gnu): Ditto.
2661 (*tls_global_dynamic_64): Ditto.
2662 (*tls_dynamic_gnu2_lea_32): Ditto.
2663 (*tls_dynamic_gnu2_lea_64): Ditto.
2664 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2666 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2668 Backport from mainline
2669 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2671 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2673 (ix86_print_operand_address): Assert that parts.base and parts.index
2674 are non-NULL after call to simplify_subreg.
2676 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2679 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2681 * config/sh/sh.c (sh_option_override): Do not change
2682 flag_finite_math_only. Set TARGET_IEEE to complement of
2683 flag_finite_math_only.
2684 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2685 description of mieee and mno-ieee behavior.
2687 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2690 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2691 (_lzcnt_u64): Ditto.
2693 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2695 Backport from mainline
2696 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2698 PR rtl-optimization/52250
2699 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2700 to put note list into. Unconditionally call move_bb_info.
2701 (move_bb_info): Do not assert the blocks being in the same region,
2702 just drop the note list if they are not.
2704 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2706 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2708 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2710 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2711 defining statement is a SSA name that occurs in abnormal PHIs.
2713 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2715 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2718 2012-07-19 Richard Guenther <rguenther@suse.de>
2719 Eric Botcazou <ebotcazou@adacore.com>
2721 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2722 about transition from invariant to known bits.
2723 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2725 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2728 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2729 (cleanup_tree_cfg_bb): Don't call it.
2730 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2733 2012-07-19 Christian Bruel <christian.bruel@st.com>
2736 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2738 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2740 * config.gcc (v850-*-rtems*): New target.
2741 * config/v850/rtems.h: New.
2742 * config/v850/t-rtems: New.
2744 2012-07-18 Nick Clifton <nickc@redhat.com>
2746 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2748 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2752 Backport from mainline
2753 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2756 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2757 instead expand it as zero extension.
2759 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2762 QImode and HImode splitters. Use ix86_comparison_operator.
2763 Explicitly match FLAGS_REG.
2764 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2766 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2767 Steven Bosscher <steven@gcc.gnu.org>
2768 Bernd Schmidt <bernds@codesourcery.com>
2770 PR rtl-optimization/53908
2771 * df-problems.c (can_move_insns_across): When doing
2772 memory-reference book-keeping, handle call insns.
2774 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2776 Backport from mainline
2777 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2780 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2781 sibcall_insn_operand. Move it to a temporary register if not.
2783 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2786 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2787 emit PIC sequence for fnaddr symbol reference in advance.
2789 2012-07-09 Jason Merrill <jason@redhat.com>
2792 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2793 (type_hash_eq): Likewise.
2796 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2798 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2800 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2801 due to negative shift amount.
2803 2012-07-06 Kai Tietz <ktietz@redhat.com>
2805 Backport from mainline.
2807 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2808 as "/mingw/include".
2810 2012-07-06 Nick Clifton <nickc@redhat.com>
2812 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2813 default_encode_section_info.
2815 2012-07-06 Richard Guenther <rguenther@suse.de>
2817 Backport from mainline
2818 2012-03-30 Richard Guenther <rguenther@suse.de>
2821 * double-int.c (rshift_double): Remove not needed cast.
2823 2012-03-28 Richard Guenther <rguenther@suse.de>
2826 * double-int.h (rshift_double): Remove.
2827 * double-int.c (lshift_double): Use absu_hwi to make count
2829 (rshift_double): Make static, take unsigned count argument,
2830 remove handling of negative count argument.
2831 (double_int_rshift): Dispatch to lshift_double.
2833 2012-07-06 Richard Guenther <rguenther@suse.de>
2835 Backport from mainline
2836 2012-06-18 Richard Guenther <rguenther@suse.de>
2838 PR tree-optimization/53693
2839 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2840 Reject operands with more than one use.
2842 2012-07-06 Richard Guenther <rguenther@suse.de>
2844 Backport from mainline
2845 2012-04-11 Richard Guenther <rguenther@suse.de>
2848 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2849 consider loop nesting.
2850 (evolution_function_is_univariate_p): Properly check the remainder
2853 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2855 Backport from mainline
2856 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2858 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2859 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2860 (adjacent_mem_locations): Move some code to and call...
2861 (get_memref_parts): ...new function.
2862 (mem_locations_overlap): New function.
2863 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2864 (is_mem_ref): Rename to...
2865 (find_mem_ref): ...this. Return MEM rtx.
2866 (get_store_dest): Remove function.
2867 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2868 new parameter and adjust calls.
2869 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2870 mem refs overlap for true_store_to_load_dep_costly.
2871 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2872 passed to adjacent_mem_locations.
2873 (is_costly_group): Walk resolved dependency list.
2874 (force_new_group): Emit group ending nop for Power6/Power7.
2875 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2876 (group_ending_nop): New define_insn.
2878 2012-07-04 Richard Guenther <rguenther@suse.de>
2881 * gimple-fold.c (get_base_constructor): Do not return an
2882 error_mark_node DECL_INITIAL.
2884 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2886 Backport from mainline
2887 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2889 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2890 code model string in the error message.
2892 2012-07-04 Tristan Gingold <gingold@adacore.com>
2894 Backport from mainline.
2895 2012-06-25 Tristan Gingold <gingold@adacore.com>
2897 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2898 (seh_cfa_adjust_cfa): ... that function.
2899 (seh_emit_stackalloc): Do not emit out of range values.
2900 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2901 UNSPEC_DEF_CFA constants.
2902 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2903 * config/i386/i386.c (ix86_frame_pointer_required): Required
2904 for very large frames on SEH target.
2905 (ix86_compute_frame_layout): Save area is before frame pointer
2906 on SEH target. Handle very large frames.
2907 (ix86_expand_prologue): Likewise.
2909 2012-07-04 Richard Guenther <rguenther@suse.de>
2911 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2912 as in free_lang_data_in_type.
2914 2012-07-02 Martin Jambor <mjambor@suse.cz>
2916 Backport from mainline.
2917 2012-07-02 Martin Jambor <mjambor@suse.cz>
2920 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2921 dynamic type change check.
2923 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2925 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2926 last statement of the finally block onto the switch.
2928 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2930 * configure: Regenerate.
2932 Backport from mainline.
2933 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2935 * config.gcc (target_type_format_char): New. Document it. Set it for
2937 * configure.ac (gnu_unique_option): Use target_type_format_char
2938 in test. Comment rationale.
2940 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2942 Backport from mainline.
2943 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2945 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2947 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2949 Backport from 2012-06-28 mainline r189049
2952 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2953 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2954 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2955 avr_hard_regno_call_part_clobbered.
2957 2012-06-28 Richard Guenther <rguenther@suse.de>
2960 * expr.c (expand_expr_real_1): Verify if the type is complete
2961 before inspecting its size.
2963 2012-06-27 Nick Clifton <nickc@redhat.com>
2965 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2968 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2971 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2973 2012-06-26 Nick Clifton <nickc@redhat.com>
2975 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2977 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2980 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2981 of x x x in the vmovlps load alternative.
2983 2012-06-22 Richard Guenther <rguenther@suse.de>
2985 * gcov-iov.c: Include bconfig.h and system.h.
2987 2012-06-22 Richard Guenther <rguenther@suse.de>
2989 PR gcov-profile/53744
2990 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2992 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2994 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2995 DECL_IGNORED_P non-reg vars even if they are used.
2997 2012-06-19 Jason Merrill <jason@redhat.com>
3000 * dwarf2out.c (modified_type_die): Use scope_die_for.
3001 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3002 (uses_local_type_r, uses_local_type): New.
3003 (scope_die_for): Keep a type that uses a local type in local scope.
3004 Use get_context_die for namespace and type scope.
3006 2012-06-19 Richard Guenther <rguenther@suse.de>
3009 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3010 replace it with the first non-BLOCK context.
3012 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3014 PR rtl-optimization/53700
3016 Backport from mainline
3017 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3019 * ira-color.c (setup_left_conflict_sizes_p): Process all
3020 conflicting objects.
3022 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3024 Backport from mainline
3025 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3028 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3029 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3030 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3031 instead of xop_mulv2div2di3_low.
3032 (xop_p<macs>dql): Fix vec_select selector.
3033 (xop_p<macs>dqh): Ditto.
3034 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3035 (xop_mulv2div2di3_high): Ditto.
3037 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3039 Backport from mainline:
3040 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3042 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3044 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3046 Backport from mainline:
3047 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3049 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3050 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3051 MAX_PCREL17F_OFFSET instead of fixed offset.
3052 (pa_attr_length_call): Likewise.
3053 (pa_attr_length_indirect_call): Likewise.
3055 2012-06-15 Walter Lee <walt@tilera.com>
3057 Backport from mainline:
3058 2012-06-15 Walter Lee <walt@tilera.com>
3060 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3062 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3064 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3066 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3068 Backport from mainline:
3070 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3071 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3072 * gimple.h (block_in_transaction): Check for flag_tm.
3074 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3076 PR tree-optimization/52558
3078 Backport from mainline:
3079 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3080 * gimple.h (gimple_set_in_transaction): Remove.
3081 (gimple_in_transaction): Look in BB instead.
3082 (gimple_statement_base): Remove in_transaction field.
3083 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3084 * trans-mem.c (compute_transaction_bits): Place transaction bit
3085 information into basic blocks.
3087 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3089 PR tree-optimization/52558
3090 * cfg.c (alloc_aux_for_edge): Fix comment.
3091 (alloc_aux_for_edge): Remove static.
3092 * basic-block.h (alloc_aux_for_edge): Protoize.
3093 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3094 (execute_sm_if_changed_flag): New.
3095 (execute_sm_if_changed_flag_set): New.
3096 (execute_sm): Do not generate data races unless requested.
3097 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3098 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3099 * gimple.h (block_in_transaction): New.
3100 (gimple_in_transaction): Use block_in_transaction.
3102 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3104 Backported from mainline
3105 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3107 PR rtl-optimization/53589
3108 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3109 discovery even when e->dest != target. If any LABEL_REF points
3110 to e->dest label, redirect it to target's label.
3112 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3115 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3116 returns false, replace stmt with GIMPLE_NOP.
3117 (check_omp_nesting_restrictions): Instead of issuing warnings,
3118 issue errors and return false if any errors were reported.
3120 2012-06-14 Richard Guenther <rguenther@suse.de>
3122 * BASE-VER: Set to 4.7.2.
3123 * DEV-PHASE: Set to prerelease.
3125 2012-06-12 Christian Bruel <christian.bruel@st.com>
3128 * config/sh/sh.c (sh_option_override): Don't force
3129 flag_omit_frame_pointer and maccumulate_outgoing_args.
3130 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3132 2012-06-14 Release Manager
3134 * GCC 4.7.1 released.
3136 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3138 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3140 2012-06-13 Richard Henderson <rth@redhat.com>
3142 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3143 iterator instead of INT.
3145 2012-06-08 Richard Henderson <rth@redhat.com>
3148 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3149 note to a clobber insn when no other insn is available.
3151 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3154 * doc/invoke.texi (Wenum-compare): Update documentation.
3156 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3159 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3161 (altivec_stvlxl): Ditto.
3162 (altivec_stvrx): Ditto.
3163 (altivec_stvrxl): Ditto.
3165 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3168 * trans-mem.c (expand_block_edges): Do not skip the first
3169 statement when resetting the BB.
3171 2012-06-04 Richard Guenther <rguenther@suse.de>
3174 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3175 create new assembler names.
3177 2012-06-04 Richard Guenther <rguenther@suse.de>
3179 Backport from mainline
3180 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3183 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3184 larger than maxbits. Don't compute maxbits modulo align.
3185 Also check that unit bytes long store at bitpos / unit * unit
3186 doesn't affect bits beyond bitregion_end.
3187 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3188 would not fit into bitregion_start ... bitregion_end + 1 bit
3190 (store_split_bit_field): Decrease unit close to end of bitregion_end
3191 if access is restricted in order to avoid mutual recursion.
3193 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3195 Backport from 2012-06-04 mainline r188172
3198 * config/avr/avr-stdint.h: New file.
3199 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3202 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3204 PR tree-optimization/53550
3205 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3206 is POINTER_TYPE_P, use sizetype as step type instead of type.
3208 2012-06-04 Richard Guenther <rguenther@suse.de>
3209 Eric Botcazou <ebotcazou@adacore.com>
3211 Backport from mainline
3212 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3214 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3215 Change type of BITOFFSET to signed. Make sure the lower bound of
3216 the computed range is non-negative by adjusting OFFSET and BITPOS.
3217 (expand_assignment): Adjust call to get_bit_range.
3219 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3221 * expr.c (get_bit_range): Return the null range if the enclosing record
3222 is part of a larger bit field.
3224 2012-03-20 Richard Guenther <rguenther@suse.de>
3226 * stor-layout.c (finish_bitfield_representative): Fallback
3227 to conservative maximum size if the padding up to the next
3228 field cannot be computed as a constant.
3229 (finish_bitfield_layout): If we cannot compute the distance
3230 between the start of the bitfield representative and the
3231 bitfield member start a new representative.
3232 * expr.c (get_bit_range): The distance between the start of
3233 the bitfield representative and the bitfield member is zero
3234 if the field offsets are not constants.
3236 2012-03-16 Richard Guenther <rguenther@suse.de>
3238 * stor-layout.c (finish_bitfield_representative): Fall back
3239 to the conservative maximum size if we cannot compute the
3240 size of the tail padding.
3242 2012-03-14 Richard Guenther <rguenther@suse.de>
3244 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3245 * stor-layout.c (start_bitfield_representative): New function.
3246 (finish_bitfield_representative): Likewise.
3247 (finish_bitfield_layout): Likewise.
3248 (finish_record_layout): Call finish_bitfield_layout.
3249 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3250 for QUAL_UNION_TYPE fields.
3251 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3252 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3253 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3258 * expr.c (get_bit_range): Unconditionally extract bitrange
3259 from DECL_BIT_FIELD_REPRESENTATIVE.
3260 (expand_assignment): Adjust call to get_bit_range.
3262 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3265 * fold-const.c (fold_binary_loc): Refine previous change.
3267 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3269 Backport from mainline
3270 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3273 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3274 avoid going above orig insn. Update comments.
3276 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3278 Backport from mainline
3279 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3282 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3283 prologue for unwinder and profiler.
3285 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3287 Backport from mainline
3288 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3290 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3292 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3294 Backport from mainline
3295 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3297 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3298 DBX_REGISTER_NUMBER.
3300 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3302 Backport from mainline
3303 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3305 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3306 operand is CONST_INT. Take COSTS_N_INSNS into account.
3307 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3310 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3312 * config/avr/avr.opt (-msp8): Document it.
3313 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3315 2012-05-31 Richard Guenther <rguenther@suse.de>
3318 * expr.c (expand_assignment): Do not use movmisalign on
3321 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3324 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3325 (pa_section_type_flags): New.
3326 (pa_legitimate_constant_p): Revert previous change.
3328 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3330 Backport from mainline
3331 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3334 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3335 accessed indirectly.
3336 (ipa_tm_create_version): Same.
3338 2012-05-30 Jason Merrill <jason@redhat.com>
3341 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3342 about array compound literals.
3344 2012-05-30 Richard Guenther <rguenther@suse.de>
3347 * fold-const.c (fold_binary_loc): Make sure to call
3348 fold_plusminus_mult_expr with the original sign of operands.
3350 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3352 * explow.c (probe_stack_range): Restore simple control flow and stop
3353 again when the probe cannot be generated if HAVE_check_stack.
3355 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3357 PR rtl-optimization/53519
3358 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3359 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3361 2012-05-29 Richard Guenther <rguenther@suse.de>
3363 PR tree-optimization/53516
3364 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3366 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3368 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3370 Backport from mainline
3371 2012-05-28 Richard Guenther <rguenther@suse.de>
3373 PR tree-optimization/53438
3374 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3376 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3378 Backport from mainline
3379 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3381 PR rtl-optimization/52528
3382 * combine.c (can_combine_p): Add setting of subst_low_luid
3383 before call to expand_field_assignment().
3385 2012-05-26 Martin Jambor <mjambor@suse.cz>
3387 Backport from mainline
3388 2012-05-23 Martin Jambor <mjambor@suse.cz>
3390 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3392 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3395 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3396 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3398 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3401 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3402 (ix86_expand_vec_perm): Use int mode instead of float.
3404 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3407 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3408 gnu_ld variables to yes.
3409 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3410 (HAVE_GNU_AS): Likewise.
3411 * config.in: Regenerate.
3412 * configure: Likewise.
3414 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3416 Backport from mainline
3417 2012-03-12 Richard Guenther <rguenther@suse.de>
3418 * config/arm/arm.c (neon_dereference_pointer): Do not call
3419 covert during RTL expansion.
3421 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3423 Backport from mainline
3424 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3427 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3428 relied on signed overflow behavior.
3430 2012-05-24 Richard Guenther <rguenther@suse.de>
3433 * tree-profile.c (tree_profiling): Cleanup the CFG if
3434 execute_fixup_cfg requests it.
3436 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3438 PR tree-optimization/53465
3439 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3440 vr0 into *vr, then vrp_meet that.
3441 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3442 have any equivalences.
3443 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3446 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3448 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3450 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3451 (iterative_hash_gimple_type): Adjust comment.
3452 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3453 domain for an array type instead of the domain type itself.
3455 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3457 Backport from 2012-05-23 mainline r187803
3460 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3461 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3464 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3466 Backport from 2012-05-03 mainline r187075
3468 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3469 has_fma4 for AMD processors with both fma3 and fma4 support.
3471 2012-05-22 Richard Guenther <rguenther@suse.de>
3473 PR tree-optimization/53408
3474 * tree-vect-loop.c (vectorizable_induction): Properly check
3475 the restriction that we cannot handle induction results from
3476 the inner loop outside of the outer loop.
3478 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3480 PR tree-optimization/53436
3481 * omp-low.c (omp_build_component_ref): New function.
3482 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3484 PR tree-optimization/53366
3485 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3486 tests if complex_numbers == 2, but there are non-complex number loads
3489 PR tree-optimization/53409
3490 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3491 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3493 PR tree-optimization/53410
3494 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3495 instead of build_int_cst (type, 0) where vector types might be
3498 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3501 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3502 from folded operands before wrapping another around the
3503 conditional expression.
3505 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3506 Patrick Marlier <patrick.marlier@gmail.com>
3508 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3511 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3513 Backport from mainline
3514 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3517 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3518 (UNSPECV_RDRAND): This.
3519 (rdrand<mode>_1): Updated.
3521 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3523 Backport from mainline
3524 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3526 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3527 RDRND, F16C and FSGSBASE.
3529 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3531 Backport from mainline
3532 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3534 * tree-ssa-pre.c (can_value_number_call): Delete.
3535 (compute_avail): Skip all statements with side effects.
3536 <GIMPLE_CALL>: Skip calls to internal functions.
3538 2012-05-18 David S. Miller <davem@davemloft.net>
3540 Backport r185385 from mainline
3541 2012-03-14 Richard Guenther <rguenther@suse.de>
3544 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3545 element type instead of mode, use build_vector_type_for_mode
3546 instead of the langhook, build a vector of proper signedness.
3547 (expand_vector_operations_1): Adjust.
3549 2012-05-18 Olivier Hainque <hainque@adacore.com>
3551 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3552 $(libsubdir) as libexecsubdir.
3554 2012-05-16 Andrew Pinski <apinski@cavium.com>
3556 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3559 2012-05-16 David S. Miller <davem@davemloft.net>
3561 * jump.c (delete_related_insns): If we remove a CALL, make sure
3562 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3564 2012-05-16 Richard Henderson <rth@redhat.com>
3567 * combine-stack-adj.c (prev_active_insn_bb): New.
3568 (next_active_insn_bb): New.
3569 (force_move_args_size_note): New.
3570 (combine_stack_adjustments_for_block): Use it.
3572 2012-05-16 Olivier Hainque <hainque@adacore.com>
3574 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3575 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3576 Add comments and improve stamp preservation across the whole sequence.
3577 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3579 2012-05-16 Richard Guenther <rguenther@suse.de>
3581 PR tree-optimization/53364
3582 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3583 detect a view-conversion of the decl.
3585 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3588 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3589 that operands[2] is either immediate, or q_regs_operand.
3591 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3593 Backport r187139 from mainline.
3594 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3596 PR rtl-optimization/52804
3597 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3598 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3599 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3600 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3601 RELOAD_FOR_OUTADDR_ADDRESS.
3603 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3606 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3607 generate target register for "load" class builtins.
3610 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3613 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3614 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3615 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3616 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3617 (<sse>_movu<ssemodesuffix>): New expander.
3618 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3619 (avx_movdqu<avxmodesuffix>): New expander.
3620 (*sse2_movdqu): Rename from sse2_movdqu.
3621 (sse2_movdqu): New expander.
3623 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3625 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3626 lineno 1 the same as lineno 0 before first start file directive.
3627 (optimize_macinfo_range): Likewise.
3629 * dwarf2out.c (have_macinfo): Define.
3630 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3631 attribute, don't force empty compilation unit and don't emit any
3632 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3634 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3636 Backport from mainline
3637 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3639 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3640 ORDERED and UNORDERED conditions.
3642 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3644 * function.c (requires_stack_frame_p): If the function can throw
3645 non-call exceptions, return true if the insn can throw internally.
3647 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3649 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3650 DECL_ORIGINAL_TYPE if it is present.
3652 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3654 Backport from 2012-05-12 mainline r187342.
3657 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3658 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3659 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3660 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3661 (expand_prologue): Move initialization of cfun->machine->is_naked,
3662 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3663 (avr_set_current_function): ...this new static function.
3664 (TARGET_SET_CURRENT_FUNCTION): New define.
3665 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3666 checking attributes of current_function_decl.
3667 (avr_regs_to_save): Ditto.
3668 (signal_function_p): Rename to avr_signal_function_p.
3669 (interrupt_function_p): Rename to avr_interrupt_function_p.
3671 * doc/extend.texi (Function Attributes): Better explanation of
3672 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3675 2012-05-09 Matthias Klose <doko@ubuntu.com>
3677 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3679 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3682 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3683 when a constant source operand matches an "I" constraint, the "no
3684 CC0 change" applies to a register-destination only, not a
3685 strict_low_part-destination.
3687 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3689 Backport from mainline:
3690 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3692 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3694 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3696 PR tree-optimization/53239
3697 * tree-vrp.c (get_value_range): Set VR of
3698 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3701 2012-05-07 Richard Guenther <rguenther@suse.de>
3703 PR tree-optimization/53195
3704 * tree-inline.c (setup_one_parameter): Properly add referenced
3705 vars from the parameters new known value.
3707 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3709 Backport from mainline:
3710 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3713 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3716 2012-05-04 Ian Lance Taylor <iant@google.com>
3718 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3719 values from false to NULL.
3721 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3723 Backport from mainline
3724 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3727 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3728 (TARGET_CMOV): Rename from TARGET_CMOVE.
3729 (TARGET_CMOVE): New define.
3730 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3731 Do not set TARGET_CMOVE here.
3733 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3735 Backport from mainline:
3737 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3739 PR tree-optimization/52633
3740 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3741 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3742 (vect_recog_over_widening_pattern): Remove handling of code that was
3743 already detected as over-widening pattern. Remove special handling
3744 of "unsigned" cases. Instead, support general case of conversion
3745 of the shift result to another type.
3747 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3749 * tree-vect-patterns.c (vect_single_imm_use): New function.
3750 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3751 (vect_recog_over_widening_pattern): Likewise.
3752 (vect_recog_widen_shift_pattern): Likewise.
3754 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3756 PR tree-optimization/52870
3757 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3758 presumed pattern statement is within the same loop or basic block.
3760 2012-05-04 Richard Guenther <rguenther@suse.de>
3762 * common.opt (flto-report): Do not mark as Optimization.
3764 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3767 * recog.c (constrain_operands): If extra constraints are present, also
3768 accept pseudo-registers with equivalent memory locations during reload.
3770 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3772 Backport from the mainline
3773 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3776 * config/rs6000/rs6000.md (bswapdi splitters): If
3777 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3778 default) is used, generate an alternate sequence that does not
3779 depend on using indexed addressing.
3781 2012-05-03 David S. Miller <davem@davemloft.net>
3784 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3785 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3786 (sparc_emit_float_lib_cmp): Likewise.
3788 2012-05-04 Martin Jambor <mjambor@suse.cz>
3790 Backport from mainline
3791 2012-05-02 Martin Jambor <mjambor@suse.cz>
3794 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3795 of a variable when the contect is a function.
3797 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3800 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3801 append program name to it and pass that as first argument
3802 to make_relative_prefix. Always pass standard_libexec_prefix
3803 as last argument to make_relative_prefix. If
3804 make_relative_prefix returns NULL, fall back to
3805 standard_libexec_prefix.
3808 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3812 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3813 mode, return that mode.
3815 2012-05-03 Richard Guenther <rguenther@suse.de>
3817 PR tree-optimization/53144
3818 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3820 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3821 with SSA name values.
3822 (vn_reference_lookup_3): Adjust callers.
3824 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3826 PR tree-optimization/53163
3827 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3828 return value from compute_all_dependences.
3830 PR rtl-optimization/53160
3831 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3832 has been modified by ree pass already.
3834 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3836 Backport from mainline
3837 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3840 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3841 calls to cgraph_node_name in xstrdup.
3842 (ipa_make_edge_direct_to_target): Ditto.
3843 * tree-sra.c (convert_callers_for_node): Ditto.
3844 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3845 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3846 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3847 (cgraph_materialize_all_clones): Ditto.
3848 * ipa-inline.c (report_inline_failed_reason): Ditto.
3849 (want_early_inline_function_p): Ditto.
3850 (edge_badness): Ditto.
3851 (update_edge_key): Ditto.
3852 (flatten_function): Ditto.
3853 (ipa_inline): Ditto.
3854 (inline_always_inline_functions): Ditto.
3855 (early_inline_small_functions): Ditto.
3857 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3859 Backport from mainline
3860 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3862 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3863 Introduce emul_name to select the right linker emulation for
3864 powerpc64-*-freebsd*.
3865 * configure: Regenerate.
3866 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3867 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3868 * config/rs6000/freebsd64.h: New file.
3869 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3871 (rs6000_savres_strategy): Likewise.
3872 (rs6000_savres_routine_name): Likewise.
3873 (rs6000_elf_file_end): Likewise.
3874 * config/rs6000/t-freebsd64: New file.
3875 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3876 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3878 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3880 Backport from mainline
3881 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3884 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3886 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3888 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3889 predicate to discriminate types.
3891 2012-04-27 Richard Guenther <rguenther@suse.de>
3894 * convert.c (convert_to_integer): Avoid infinite recursion for
3895 target-defined built-in types.
3897 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3900 * config/cris/cris.md ("*andhi_lowpart_v32")
3901 ("*andqi_lowpart_v32"): Change first input-only operand from
3902 a (match_operand ...) to (match_dup 0). Drop alternatives with
3903 const_int-matching constraints for redundancy.
3904 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3905 three-operand alternative.
3907 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3909 Backport from mainline
3910 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3912 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3913 (*addsi_2_zext): Ditto.
3914 (*add<mode>_3): Ditto.
3915 (*addsi_3_zext): Ditto.
3916 (*add<mode>_5): Ditto.
3918 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3921 * c-typeck.c (set_nonincremental_init,
3922 set_nonincremental_init_from_string): Pass true instead of false
3923 as IMPLICIT to add_pending_init.
3925 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3927 Backport from 2012-04-24 mainline r186768.
3930 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3932 2012-04-24 Richard Guenther <rguenther@suse.de>
3934 PR tree-optimization/53085
3935 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3938 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3941 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3943 (output_addressed_constants): Likewise.
3946 * varasm.c (get_section): Don't ICE for section conflicts with
3947 built-in section kinds.
3949 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3951 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3953 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3955 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3957 2012-04-23 Richard Guenther <rguenther@suse.de>
3960 * c-typeck.c (build_binary_op): Fix typo.
3962 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3964 PR tree-optimizations/52891
3965 * tree-vect-patterns.c (adjust_bool_pattern): Use
3966 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3967 but with non-standard precision.
3969 2012-04-22 Ian Lance Taylor <iant@google.com>
3971 * godump.c (go_output_typedef): Dump size of structs.
3973 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3975 Backport from mainline:
3977 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3978 hints for 'A' operand types.
3980 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3982 Backport from 2012-04-19 mainline r186588.
3985 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3986 the case *(X+const).
3988 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3990 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3992 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3995 * config/i386/sync.md (atomic_<code><mode>): Rename to
3996 atomic_<logic><mode>.
3998 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4000 Backport from mainline
4001 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4004 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4005 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4006 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4007 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4008 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4009 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4010 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4011 gen_avx2_permvarv8sf.
4013 2012-04-16 Martin Jambor <mjambor@suse.cz>
4015 Backported from mainline
4017 2012-04-13 Martin Jambor <mjambor@suse.cz>
4020 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4021 fold_ctor_reference returns a zero constant.
4023 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4025 Backported from mainline
4026 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4028 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4029 and __ILP32__ for x32.
4031 2012-04-13 Tom de Vries <tom@codesourcery.com>
4033 Backport from mainline r186418.
4035 2012-04-13 Tom de Vries <tom@codesourcery.com>
4037 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4038 parameters vuse and vuse_escaped.
4039 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4040 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4043 2012-04-13 Richard Guenther <rguenther@suse.de>
4045 PR tree-optimization/52969
4046 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4047 the condition for the COND_EXPR and handle predicate negation
4048 by swapping the COND_EXPR arms.
4050 2012-04-13 Richard Guenther <rguenther@suse.de>
4053 * convert.c (convert_to_pointer): Remove special-casing of
4056 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4058 Backport from mainline
4059 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4062 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4063 the list of options to enable the FCFID instruction.
4064 (TARGET_EXTRA_BUILTINS): Adjust comment.
4066 2012-04-12 Richard Guenther <rguenther@suse.de>
4068 PR tree-optimization/52943
4069 * tree-chrec.h (chrec_is_positive): Remove.
4070 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4071 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4072 Return false for a constant zero instead of negative.
4073 (analyze_siv_subscript_cst_affine): Handle zero difference
4074 in the initial condition explicitely.
4076 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4079 * varasm.c (process_pending_assemble_externals): Set
4080 pending_assemble_externals_processed true.
4081 (assemble_external): Call assemble_external_real if the pending
4082 assemble externals have been processed.
4084 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4087 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4088 the DECL generated for the special GOT helper.
4090 2012-04-06 Walter Lee <walt@tilera.com>
4092 Backport from mainline
4093 2012-03-07 Walter Lee <walt@tilera.com>
4095 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4096 REG_CFA_* notes for the stack pointer.
4097 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4098 EH_RETURN_STACKADJ_RTX.
4099 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4100 generate REG_CFA_* notes for the stack pointer.
4101 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4102 by EH_RETURN_STACKADJ_RTX.
4104 2012-04-06 Matt Turner <mattst88@gmail.com>
4106 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4108 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4110 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4111 of the destination isn't also a FP_REGS register.
4113 2012-04-03 Richard Guenther <rguenther@suse.de>
4115 Backport from mainline
4116 2012-03-02 Richard Guenther <rguenther@suse.de>
4118 PR tree-optimization/52406
4119 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4120 (struct indices): Add unconstrained_base member.
4121 (struct dr_alias): Remove unused vops member.
4122 (DR_UNCONSTRAINED_BASE): New define.
4123 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4124 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4125 be an artificial access that covers the whole indexed object,
4126 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4127 plain decl base-objects to their MEM_REF variant.
4128 (dr_may_alias_p): When the base-object of either data reference
4129 has unknown size use only points-to information.
4130 (compute_affine_dependence): Make dumps easier to read and
4132 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4133 DR_REF when looking for packed references.
4134 (vect_supportable_dr_alignment): Likewise.
4136 2012-04-03 Richard Guenther <rguenther@suse.de>
4138 Backport from mainline
4139 2012-03-15 Richard Guenther <rguenther@suse.de>
4142 * tree-data-ref.c (subscript_dependence_tester_1): Check
4143 all dimensions for non-conflicting access functions.
4145 2012-04-03 Richard Guenther <rguenther@suse.de>
4147 Backport from mainline
4148 2012-03-06 Richard Guenther <rguenther@suse.de>
4151 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4153 2012-03-23 Richard Guenther <rguenther@suse.de>
4155 PR tree-optimization/52678
4156 * tree-vectorizer.h (struct _stmt_vec_info): Add
4157 loop_phi_evolution_part member.
4158 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4159 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4160 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4161 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4162 Use the cached evolution part and the PHI nodes value from
4163 the loop preheader edge instead of re-analyzing the evolution.
4165 2012-03-26 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/52701
4168 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4169 compute and set the evolution part of PHI nodes.
4171 2012-03-30 Richard Guenther <rguenther@suse.de>
4173 PR tree-optimization/52754
4174 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4175 propagate arbitrary addresses into really plain dereferences.
4177 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4179 PR tree-optimization/52835
4180 * tree-data-ref.c (build_rdg): Return NULL if
4181 compute_data_dependences_for_loop failed.
4183 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4185 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4186 (stmt_can_make_abnormal_goto): Use it.
4187 (is_ctrl_altering_stmt): Likewise.
4189 2012-03-31 Martin Jambor <mjambor@suse.cz>
4191 Backported from mainline
4192 2012-03-30 Martin Jambor <mjambor@suse.cz>
4194 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4195 is a builtin_stack_save in a dominating BB.
4197 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4199 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4200 crossing 128bit lane boundary.
4202 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4204 Backported from mainline
4205 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4208 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4210 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4211 * config/i386/i386.c: Include reload.h.
4212 (ix86_legitimize_reload_address): New function.
4214 2012-03-28 Martin Jambor <mjambor@suse.cz>
4216 Backported from mainline
4217 2012-03-27 Martin Jambor <mjambor@suse.cz>
4220 * tree-sra.c (sra_modify_assign): Do not call
4221 load_assign_lhs_subreplacements when working with an unscalarizable
4224 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4227 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4228 __builtin_va_start to __builtin_next_arg if the latter is
4229 builtin_decl_explicit_p rather than when it is not.
4232 * tree-vect-generic.c (vector_element): Perform multiplication
4233 for pos in bitsizetype type instead of idx type.
4235 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4237 Backport from 2012-03-28 mainline r185910.
4240 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4241 (avr_builtin_decl): New static function.
4242 (struct avr_builtin_description, avr_bdesc): Move up.
4243 Add GTY marker. Add field fndecl. Remove redundant field id.
4244 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4245 (avr_expand_builtin): Code cleanup because .id is removed.
4247 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4250 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4253 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4255 Backport from 2012-03-28 mainline r185907.
4258 * config.gcc (tm_file): Remove avr/multilib.h.
4260 * doc/invoke.texi (AVR Options): Adjust
4261 documentation of -mtiny-stack.
4263 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4264 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4265 * config/avr/t-avr: Remove generation of multilib.h.
4266 * config/avr/t-multilib: Regenerate.
4267 * config/avr/multilib.h: Remove.
4268 * config/avr/avr.opt (-msp8): New option.
4269 (avr_sp8): New variable.
4270 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4271 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4272 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4273 (avr_device_to_sp8): New prototype.
4274 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4275 (DRIVER_SELF_SPECS): New define.
4276 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4277 __AVR_SP8__, __AVR_HAVE_SPH__.
4278 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4279 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4280 (avr_file_start): Ditto.
4282 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4285 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4286 instead of 8 in adjust_address.
4288 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4290 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4291 of a unit before computing the offset in units.
4293 2012-03-27 Richard Guenther <rguenther@suse.de>
4296 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4299 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4302 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4304 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4307 * varasm.c: Include pointer-set.h.
4308 (pending_assemble_externals_set): New pointer set.
4309 (process_pending_assemble_externals): Destroy the pointer set.
4310 (assemble_external): See if decl is in pending_assemble_externals_set,
4311 and add it to pending_assemble_externals if necessary.
4312 (init_varasm_once): Allocate pending_assemble_externals_set.
4314 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4316 Backported from mainline
4317 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4320 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4321 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4322 (vector_ltgt<mode>): Likewise.
4323 (vector_ordered<mode>): Likewise.
4324 (vector_unordered<mode>): Likewise.
4325 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4327 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4329 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4332 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4334 Backported from mainline
4335 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4339 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4340 GENERAL_REGS and FP_REGS for SImode.
4342 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4345 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4346 on any new_local_var_chain vars declared during recursing on
4347 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4349 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4351 Backport from 2012-03-22 mainline r185692.
4354 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4355 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4356 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4357 (delay_cycles_1, delay_cycles_2): Ditto.
4358 (delay_cycles_3, delay_cycles_4): Ditto.
4359 (nopv, *nopv): Ditto.
4360 (sleep, *sleep): Ditto.
4363 Backport from 2012-03-21 mainline r185605.
4365 PR rtl-optimization/52543
4367 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4368 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4369 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4370 (avr_load_libgcc_p): Restrict to __flash loads.
4371 (avr_out_lpm): Only handle 1-byte loads from __flash.
4372 (avr_load_lpm): New function.
4373 (avr_find_unused_d_reg): Remove.
4374 (avr_out_lpm_no_lpmx): Remove.
4375 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4376 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4377 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4378 (load_<mode>, load_<mode>_clobber): New insns.
4379 (mov<mode>): For multi-byte move from non-generic
4380 16-bit address spaces: Expand to load_<mode> resp.
4381 load_<mode>_clobber.
4382 (load<mode>_libgcc): Remove expander.
4383 (split-lpmx): Remove split.
4385 Backport from 2012-03-13 mainline r185329.
4388 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4389 offset (size) to a value the insns can deal with.
4390 (expand_epilogue): Ditto.
4392 Backport from 2012-03-12 mainline r185256.
4395 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4396 type from reg_class_t to enum reg_class.
4397 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4399 Backport from 2012-03-12 mainline r185253.
4402 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4403 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4404 r184615 from 2012-02-28.
4406 Backport from 2012-03-08 mainline r185105.
4408 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4409 for constants in [-63,63].
4411 Backport from 2012-03-08 mainline r185100.
4414 * config/avr/avr.c (avr_mem_clobber): New static function.
4415 (avr_expand_delay_cycles): Add memory clobber operand to
4416 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4417 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4418 (enable_interrupt, disable_interrupt): New expander.
4419 (nopv, sleep, wdr): New expanders.
4420 (delay_cycles_1): Add memory clobber.
4421 (delay_cycles_2): Add memory clobber.
4422 (delay_cycles_3): Add memory clobber.
4423 (delay_cycles_4): Add memory clobber.
4424 (cli_sei): New insn from former "enable_interrupt",
4425 "disable_interrupt" with memory clobber.
4426 (*wdt): New insn from former "wdt" with memory clobber.
4427 (*nopv): Similar, but for "nopv".
4428 (*sleep): Similar, but for "sleep".
4430 Backport from 2012-03-07 mainline r185043.
4433 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4435 Backport from 2012-03-07 mainline r185032.
4438 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4439 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4440 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4442 Backport from 2012-03-07 mainline r185031.
4445 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4447 * config/avr/avr.md (xload_8): Adjust insn length.
4449 Backport from 2012-03-07 mainline r185030.
4452 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4453 if RAMPZ affects reading from RAM.
4455 Backport from 2012-03-05 mainline r184919.
4457 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4459 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4461 Backport from mainline r185259.
4464 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4465 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4467 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4469 Backported from mainline
4470 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4473 * c-parser.c (c_parser_postfix_expression)
4474 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4476 * config/i386/smmintrin.h: Avoid /* within a comment.
4477 * config/i386/nmmintrin.h: Likewise.
4479 2012-03-22 Richard Guenther <rguenther@suse.de>
4481 * BASE-VER: Set to 4.7.1.
4482 * DEV-PHASE: Set to prerelease.
4484 2012-03-22 Release Manager
4486 * GCC 4.7.0 released.
4488 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4490 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4492 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4493 Andrew Pinski <apinski@cavium.com>
4496 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4497 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4498 calls instead of __builtin_ir{int,ound}*.
4500 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4503 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4506 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4508 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4509 Refer to GCC 4.7 version of c99status.html.
4511 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4513 Backport from mainline
4514 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4516 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4517 redefine to be NULL if the current bit-size is different from the
4518 configured bit-size.
4520 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4521 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4522 set the default tuning. Add asserts to make sure the cpu and tune
4523 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4524 test whether the index is set, instead of > 0.
4525 (rs6000_file_start): Do not reset the default cpu if the current
4526 bit-size is different from the configured bit-size.
4528 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4530 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4532 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4533 Update binutils references.
4534 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4535 Update binutils reference.
4536 Update Sun as/GNU ld caveat.
4537 Document binutils largefile requirement for LTO plugin.
4538 Remove reference to alternate libpthread.
4540 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4542 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4544 (Specific, mips-sgi-irix6): Likewise.
4546 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4548 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4549 * configure: Regenerate.
4551 2012-03-07 Richard Henderson <rth@redhat.com>
4553 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4554 * config/m68k/sync.md (atomic_test_and_set): Use it.
4555 (atomic_test_and_set_1): Likewise.
4557 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4560 * Makefile.in: Let install-gcc-ar depend on installdirs,
4561 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4562 Don't double canonicalize if cross-compiling.
4564 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4566 * trans-mem.c: New typedef for tm_region_p.
4567 Define vector types for tm_region_p.
4568 (tm_region_init): Replace region_worklist to a vector called
4571 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4574 * trans-mem.c (tm_region_init): Use last_basic_block.
4576 2012-03-05 Richard Henderson <rth@redhat.com>
4579 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4580 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4581 BIGGEST_ALIGNMENT is aligned.
4583 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4585 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4587 2012-03-05 Richard Henderson <rth@redhat.com>
4590 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4591 instead of calling negqi2 directly.
4593 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4595 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4596 (INTMAX_TYPE): Use it.
4597 (UINTMAX_TYPE): Likewise.
4598 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4599 (irix6_c_common_override_options): Declare.
4600 (C_COMMON_OVERRIDE_OPTIONS): Define.
4601 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4602 * config/mips/irix6-c.c: New file.
4603 * config/mips/t-irix6 (irix6-c.o): New target.
4604 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4607 2012-03-02 Richard Henderson <rth@redhat.com>
4609 * optabs.c (expand_atomic_test_and_set): Honor
4610 atomic_test_and_set_trueval even when atomic_test_and_set
4611 optab is not in use.
4613 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4615 Backport from mainline
4616 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4618 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4620 2012-03-02 Richard Guenther <rguenther@suse.de>
4622 * DEV-PHASE: Set to prerelease.
4624 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4626 * config.gcc (obsolete): Add all ARM targets using the FPA.
4627 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4628 * doc/install.texi: Avoid references to obsolete ARM ports.
4630 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4632 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4634 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4635 Joern Rennecke <joern.rennecke@embecosm.com>
4637 * doc/extend.texi: Expand and update information on interrupt
4638 attribute for Epiphany.
4640 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4642 * config/sh/sh-protos.h: Update copyright notice dates.
4643 * config/sh/sh.h: Likewise.
4644 * config/sh/sh.md: Likewise.
4645 * config/sh/constraints.md: Likewise.
4646 * config/sh/predicates.md: Likewise.
4648 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4650 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4651 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4653 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4655 * config/sh/constraints.md: Fix comment typo.
4657 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4660 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4661 unsigned HOST_WIDE_INT.
4662 (zvdep_imm64): Likewise.
4663 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4664 (vdepi_and): Likewise.
4665 Likewise for unamed 64-bit patterns.
4666 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4668 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4671 PR rtl-optimization/52417
4672 * cselib.c (cselib_any_perm_equivs): New variable.
4673 (cselib_reset_table): Check that it's not set when not
4674 preserving constants.
4675 (cselib_add_permanent_equiv): Set it.
4676 (cselib_have_permanent_equivalences): New.
4677 (cselib_init, cselib_finish): Reset it.
4678 * cselib.h (cselib_have_permanent_equivalences): Declare.
4679 * alias.c (get_addr): Restore earlier behavior when there
4680 aren't permanent equivalences.
4682 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4684 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4685 * config/v850/v850-modes.def: Fix copyright notice.
4687 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4689 * doc/extend.texi (AVR Built-in Functions): Document
4690 __builtin_avr_flash_segment.
4692 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4693 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4694 (*split.flash_segment): New insn-and-split.
4695 * config/avr/avr.c (avr_init_builtins): Add local variables:
4696 const_memx_void_node, const_memx_ptr_type_node,
4697 char_ftype_const_memx_ptr.
4699 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4701 PR tree-optimization/52445
4702 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4703 add ssa_name_ver, offset and size fields and change store field
4705 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4706 (add_or_mark_expr): Likewise. Only consider previous stores
4707 with the same size and offset.
4708 (nt_init_block): Only look at gimple_assign_single_p stmts,
4709 doesn't look at rhs2.
4711 2012-03-01 Richard Guenther <rguenther@suse.de>
4714 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4715 conversions from integral types to pointer types.
4717 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4719 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4720 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4721 unintentionally removed in r184616.
4723 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4725 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4728 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4729 Uros Bizjak <ubizjak@gmail.com>
4732 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4733 alternatives, add "e" constraint to the new last alternative
4734 and ! to last 3 alternatives.
4736 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4738 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4739 DW_AT_artificial attributes at the end of the processing.
4740 (gen_array_type_die): Likewise.
4741 (gen_enumeration_type_die): Likewise.
4742 (gen_struct_or_union_type_die): Likewise.
4743 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4746 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4749 * expr.c (expand_assignment): If doing misaligned store that doesn't
4750 cover all mode bits, perform a RMW cycle.
4752 PR tree-optimization/52429
4753 * tree-parloops.c (separate_decls_in_region_debug): Return early
4754 if var is LABEL_DECL.
4756 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4758 PR tree-optimization/52424
4759 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4760 calling dom_thread_across_edge.
4762 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4764 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4766 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4768 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4769 * config/avr/avr.c (avr_output_bld): Remove unused function.
4770 (avr_out_sbxx_branch): Use "%T" to print bit position.
4772 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4774 * config/avr/avr.md: Untabify.
4776 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4778 * config/avr/avr.md (eqne): New code iterator.
4779 (*dec-and-branchsi): Use it in text peephole's condition.
4780 (*dec-and-branchhi): Ditto.
4781 (*dec-and-branchqi): Ditto.
4783 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4786 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4787 the device does not have the skip-bug.
4789 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4791 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4792 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4793 -mpretend-cmove): New.
4795 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4798 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4799 doesn't count DEBUG_INSN refs.
4800 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4801 for DEBUG_INSN refs.
4803 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4807 2012-02-20 Richard Guenther <rguenther@suse.de>
4808 PR tree-optimization/52298
4809 * tree-vect-stmts.c (vectorizable_load): Properly use
4810 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4813 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4816 * gimple.h (gimple_in_transaction): New.
4817 (gimple_set_in_transaction): New.
4818 (struct gimple_statement_base): Add in_transaction field.
4819 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4821 (tree_ssa_lim_initialize): Compute transaction bits.
4822 * tree.h (compute_transaction_bits): Protoize.
4823 * trans-mem.c (tm_region_init): Use the heap to store BB
4825 (compute_transaction_bits): New.
4827 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4829 * gcc.c (display_help): Document --help=common and sort entries
4832 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4834 * doc/install.texi: Document check-$LANG specific shortcuts
4836 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4839 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4841 * config/arm/arm_neon.h: Regenerate.
4842 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4843 (neon_vcgeu): New insn.
4844 (neon_vcgtu): Likewise.
4845 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4846 (ops): Unsigned comparison intrinsics call a different
4849 2012-02-28 Richard Guenther <rguenther@suse.de>
4852 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4853 ordering for the VEC_CONCAT for two element vectors for
4854 V2SFmode, V2SImode and V2DImode.
4856 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4859 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4860 detecting big-endian triplets.
4862 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4864 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4865 mode if there is no type information available.
4867 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4869 PR tree-optimization/53207
4870 * doc/invoke.texi: Document as experimental and relying on graphite.
4872 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4874 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4875 of initializer to changes from r184614.
4877 2012-02-28 Richard Guenther <rguenther@suse.de>
4879 PR tree-optimization/52395
4880 * tree-sra.c (build_ref_for_offset): Also look at the base
4881 TYPE_ALIGN when figuring out the alignment of the replacement.
4883 2012-02-28 Richard Guenther <rguenther@suse.de>
4885 PR tree-optimization/52402
4886 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4887 mis-aligned types when creating the accesses at the call site.
4889 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4891 * config/avr/builtins.def: New file.
4892 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4893 * config/avr/avr.c (enum avr_builtin_id): Use it.
4894 (avr_init_builtins): Use it. And use avr_bdesc.
4895 (bdesc_1arg): Remove.
4896 (bdesc_2arg): Remove.
4897 (bdesc_3arg): Remove.
4898 (struct avr_builtin_description): Add field n_args.
4899 (avr_bdesc): New static variable using builtins.def.
4900 (avr_expand_builtin): Use it.
4901 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4902 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4903 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4905 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4908 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4909 match only one single hard register with respective hard reg rtx.
4910 (movmemx_<mode>): Ditto.
4911 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4912 insn anatomy of movmem[x]_<mode>.
4913 (avr_out_movmem): Same for printing assembler and operand usage.
4915 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4919 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4920 address spaces located outside of device flash.
4922 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4923 (mcu_type_s): Add field n_flash.
4924 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4925 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4926 (AVR_MCU): Add N_FLASH argument.
4927 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4928 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4929 macro __FLASH<n> if that address space makes sense for the device.
4930 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4931 outside of target flash.
4932 (avr_asm_named_section): Ditto.
4933 (avr_asm_select_section): Ditto.
4934 (avr_addr_space_convert): Ditto.
4935 (avr_emit_movmemhi): Ditto.
4936 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4937 address space is outside of device flash.
4938 (avr_insert_attributes): Ditto.
4939 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4940 avr_current_arch->n_segments.
4942 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4945 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4947 (*movabs<mode>_2): Likewise.
4949 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4952 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4953 s_register_operand in the test instead of REG_P. Don't call
4954 gen_reg_rtx if it won't be used.
4956 PR tree-optimization/52376
4957 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4959 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4961 * ifcvt.c (noce_get_condition): Check condition variable is not
4962 small_register_classes_for_mode_p before accepting.
4964 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4966 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4968 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4971 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4972 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4974 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4976 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4978 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4980 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4982 * config/sh/predicates.md: Remove blank lines.
4983 * config/sh/sh.c: Fix typos in comments.
4984 * config/sh/constraints.md: Likewise.
4985 * config/sh/sh.md: Remove blank lines.
4986 Fix typos in comments. Use ;; as comment characters.
4988 2012-02-26 Walter Lee <walt@tilera.com>
4990 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4991 (replace_mov_pcrel_step2): Ditto.
4993 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4996 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4997 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4998 and locs that reference values newer than the non-canonical value
4999 at hand. Return the canonical value as a worst case.
5000 (memrefs_conflict_p): Walk canonical value's locs.
5003 * cselib.c (preserve_only_constants): Rename to...
5004 (preserve_constants_and_equivs): ... this. Split out...
5005 (invariant_or_equiv_p): ... this. Preserve plus expressions
5006 of other preserved expressions too.
5007 (cselib_reset_table): Adjust.
5008 * var-tracking.c (reverse_op): Use canonical value to build
5011 2012-02-23 Kai Tietz <ktietz@redhat.com>
5013 * config/i386/i386.c (ix86_delegitimize_address): Handle
5014 UNSPEC_PCREL plus displacement.
5016 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5019 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5020 to test for unusedness in st X addressing.
5022 2012-02-24 Richard Guenther <rguenther@suse.de>
5025 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5026 (is_gimple_reg_type): Move inline ...
5027 * gimple.h (is_gimple_reg_type): ... here.
5029 2012-02-24 Richard Guenther <rguenther@suse.de>
5032 * passes.c (execute_function_todo): When verifying SSA form
5033 verify gimple form first.
5034 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5036 2012-02-24 Richard Guenther <rguenther@suse.de>
5039 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5040 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5042 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5044 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5046 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5048 * tree-phinodes.c (make_phi_node): Mark static.
5049 * tree-flow.h (make_phi_node): Remove extern decl.
5050 * doc/gimple.texi (make_phi_node): Remove documentation.
5052 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5054 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5055 * tree-ssa-sccvn.c (print_scc): Ditto.
5057 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5059 * doc/passes.texi (Full redundancy elimination): Fix typo.
5061 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5063 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5065 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5068 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5070 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5073 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5075 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5077 * config/avr/avr.md (code_stdname): Add ior, xor.
5078 (xior): New code iterator.
5079 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5080 (*<code_stdname><mode>qi.byte1-3): Ditto.
5082 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5084 PR tree-optimization/52019
5085 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5088 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5090 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5091 HAVE_INITFINI_ARRAY to work around namespace pollution in
5092 certain versions of newlib system headers.
5093 * config.in: Regenerate.
5094 * configure: Regenerate.
5095 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5096 instead of HAVE_INITFINI_ARRAY.
5098 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5101 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5102 is not offsettable memory reference.
5104 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5107 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5108 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5110 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5112 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5113 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5115 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5117 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5118 library on Solaris 8 even without TLS support.
5119 * configure: Regenerate.
5121 2012-02-22 Richard Guenther <rguenther@suse.de>
5124 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5125 for GIMPLE_DEBUG stmts.
5127 2012-02-22 Martin Jambor <mjambor@suse.cz>
5130 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5131 according to the base object.
5133 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5135 PR rtl-optimization/50063
5136 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5137 and 2 (8-bit SP) in operand 2.
5138 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5139 setup to use movhi_sp_r instead of vanilla move to write SP.
5140 Adjust REG_CFA notes to superseed unspec.
5141 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5143 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5144 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5145 irq_state 1 (IRQ known to be on) here.
5147 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5149 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5151 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5152 assign_hard_reg): Likewise.
5154 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5156 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5158 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5161 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5162 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5164 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5166 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5167 prototype from here to...
5168 * config/avr/avr.h: ...here.
5170 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5173 * thumb2.md (thumb2_shiftsi3_short): Split register and
5174 immediate shifts. For register shifts tie operands 0 and 1.
5175 (peephole2 for above): Check that register-controlled shifts
5176 have suitably tied operands.
5178 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5181 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5182 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5183 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5184 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5185 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5186 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5187 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5188 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5189 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5190 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5191 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5192 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5193 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5194 bdver1_ssevector_avx256_unaligned_load,
5195 bdver1_ssevector_sse128_unaligned_load,
5196 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5197 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5198 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5199 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5200 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5201 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5202 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5203 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5204 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5205 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5206 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5207 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5208 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5209 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5210 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5211 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5212 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5213 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5214 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5215 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5216 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5217 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5218 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5219 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5220 bdver1_ssediv_double_load, bdver1_ssediv_double,
5221 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5222 Add "bdver2" attribute.
5224 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5226 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5227 default if possible and not specified otherwise.
5229 2012-02-21 Richard Guenther <rguenther@suse.de>
5232 * gimplify.c (create_tmp_from_val): Use the main variant type
5233 for the type of the temporary we create.
5235 2012-02-21 Richard Guenther <rguenther@suse.de>
5237 PR tree-optimization/52324
5238 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5239 do not gimplify a MEM_REF address operand if it is already
5242 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5244 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5245 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5247 2012-02-21 Richard Guenther <rguenther@suse.de>
5249 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5250 nested_in_vect_loop.
5252 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5254 PR tree-optimization/52318
5255 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5256 vdef also to non-pure/const call stmts in the sequence.
5258 2012-02-20 David S. Miller <davem@davemloft.net>
5260 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5261 don't use the "rd %pc" instruction on v9 for PIC register loads.
5263 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5266 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5267 in a transaction safe function.
5269 2012-02-20 Kai Tietz <ktietz@redhat.com>
5272 * stor-layout.c (place_field): Handle desired_align for
5275 2012-02-20 Richard Guenther <rguenther@suse.de>
5277 PR tree-optimization/52298
5278 * tree-vect-stmts.c (vectorizable_store): Properly use
5279 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5281 (vectorizable_load): Likewise.
5282 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5283 Access DR_STEP after ensuring it is not NULL.
5285 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5287 PR tree-optimization/52286
5288 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5289 optimization use double_int_to_tree instead of build_int_cst_wide,
5290 rewrite to use double_int vars.
5292 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5295 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5297 Remove -e 0 from $gcc_cv_ld invocation.
5298 Only use __GLIBC_PREREQ if defined.
5299 Enable on Solaris since Solaris 8 patch.
5300 (gcc_SUN_LD_VERSION): New macro.
5301 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5302 gcc_SUN_LD_VERSION for version number format.
5303 * configure: Regenerate.
5304 * varasm.c (get_elf_initfini_array_priority_section): Set
5305 SECTION_NOTYPE for non-default priority.
5306 Use get_section instead of get_unnamed_section to emit
5307 .init_array/.fini_array with default priority.
5309 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5311 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5312 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5313 (mips_start_unique_function, mips_output_mips16_rdhwr)
5314 (mips_code_end): New functions.
5315 (TARGET_ASM_CODE_END): Define.
5317 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5319 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5320 to stubs with non-sibling calls.
5322 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5324 * doc/invoke.texi (-fira-* options): Copy-edit.
5325 (ira-* parameters): Copy-edit.
5327 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5329 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5330 GCC coding conventions.
5332 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5334 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5335 when used as adjectives.
5337 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5339 * doc/invoke.texi: Clean up "that"/"which" confusion.
5341 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5343 * system.h: Poison SMALL_REGISTER_CLASSES
5344 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5345 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5347 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5349 PR tree-optimization/52285
5350 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5351 when deciding if a call is a tail call or tail recursion.
5353 2012-02-16 Kai Tietz <ktietz@redhat.com>
5355 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5356 interger-constant displacement for UNSPEC_PCREL.
5358 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5360 PR rtl-optimization/52208
5361 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5362 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5364 PR tree-optimization/52255
5365 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5366 loop->header has virtual PHI, but exit_e->dest doesn't, add
5367 virtual PHI to exit_e->dest and adjust all uses after the loop.
5370 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5371 children with clone_tree_hash, not after it.
5373 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5375 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5376 extended identifiers.
5378 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5381 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5382 a same_body_alias, also test whether e->callee isn't a former
5383 or current clone of the decl this is a same body alias of.
5385 PR translation/52264
5386 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5388 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5390 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5392 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5395 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5396 force_reg instead of copy_to_reg for better optimization. Force
5397 non-register or memory operands into a register.
5399 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5401 * extend.texi: Reserve upper bits of memory model for future use.
5403 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5404 Anatoly Sokolov <aesok@post.ru>
5405 Eric Weddington <eric.weddington@atmel.com>
5408 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5409 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5410 Rewrite initializers for .macro.
5411 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5412 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5413 atxmega32d4, atxmega32x1.
5414 avrxmega4: atxmega64a3, atxmega64d3.
5415 avrxmega5: atxmega64a1, atxmega64a1u.
5416 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5417 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5418 avrxmega7: atxmega128a1, atxmega128a1u.
5419 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5420 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5421 (struct base_arch_s): Rename reserved to xmega_p.
5422 Rename reserved2 to have_rampd.
5423 (AVR_XMEGA): New define.
5424 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5425 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5426 * config/avr/predicates.md (io_address_operand): Take into
5428 (low_io_address_operand): Ditto.
5429 (high_io_address_operand): Ditto.
5430 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5431 (enabled, movhi_sp_r): Use them.
5432 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5433 cpp_define_formatted to built-in define __AVR_ARCH__.
5434 (__AVR_XMEGA__): New built-in define.
5435 (__AVR_HAVE_RAMPD__): New built-in define.
5436 (__AVR_HAVE_RAMPX__): New built-in define.
5437 (__AVR_HAVE_RAMPY__): New built-in define.
5438 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5440 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5441 (avr_option_override): Initialize them.
5442 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5443 (avr_init_expanders): Initialize them. No more block several calls.
5444 (emit_push_sfr): New static function.
5445 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5447 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5448 (avr_print_operand): Print addreeses as symbols for
5449 RAMPX, RAMPY, RAMPD, CCP.
5450 (output_movhi): Handle AVR_XMEGA when writing to SP.
5451 (avr_out_movhi_mr_r_xmega): New static function.
5452 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5453 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5454 __RAMPD__, __CCP__ as needed.
5456 * config/avr/multilib.h: Regenerate.
5457 * config/avr/t-multilib: Regenerate.
5458 * config/avr/avr-tables.opt: Regenerate.
5460 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5462 PR tree-optimization/50561
5463 * graphite-flattening.c (lst_project_loop): Do not
5464 remove old scattering dimensions after flattening.
5465 (lst_do_flatten): Likewise.
5467 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5469 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5470 __builtin_avr_map8, __builtin_avr_map16.
5471 Document __builtin_avr_insert_bits.
5473 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5474 (insert_bits): New insn.
5475 (adjust_len.map_bits): Rename to insert_bits.
5476 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5477 * avr-protos.h (avr_out_map_bits): Remove.
5478 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5479 * config/avr/constraints.md (Cxf,C0f): New.
5480 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5481 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5482 New built-in define __BUILTIN_AVR_INSERT_BITS.
5483 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5484 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5485 (avr_move_bits): Rewrite.
5486 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5488 (avr_map_op_t): New typedef.
5489 (avr_map_op): New static variable.
5490 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5491 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5492 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5493 (bdesc_3arg, avr_expand_triop_builtin): New.
5494 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5495 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5496 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5497 (avr_map_equal_p, avr_map_sig_p): Remove.
5498 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5499 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5500 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5501 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5502 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5503 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5505 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5507 * config/c6x/c6x.md (reserve_cycles): New attribute.
5508 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5509 don't reserve functional units after the branch occurs.
5511 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5514 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5515 functions into non-tm_pure functions.
5517 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5520 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5521 (iterative_hash_canonical_type): Likewise.
5522 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5525 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5527 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5528 sched-group insn, it either remains alone or the entire list is pruned.
5530 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5532 * doc/install.texi (Prerequisites): Fix grammar.
5533 (Configuration): Likewise.
5535 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5537 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5538 MPC as part of GCC before describing configuring with --with-gmp etc.
5539 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5540 sources are present.
5542 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5545 * dwarf2out.c (clone_tree_hash): New function.
5546 (copy_decls_walk): Use it instead of clone_tree.
5548 2012-02-14 Richard Guenther <rguenther@suse.de>
5550 PR tree-optimization/52244
5551 PR tree-optimization/51528
5552 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5553 replacements for integral types.
5555 2012-02-14 Walter Lee <walt@tilera.com>
5557 * config.gcc: Handle tilegx and tilepro.
5558 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5560 Add HAVE_AS_TLS check for tilegx and tilepro.
5561 * configure: Regenerate.
5562 * doc/contrib.texi: Add Mat Hostetter and self.
5563 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5564 Document instruction intrinsics and network accessing intrinsics.
5565 (TILEPro Built-in Functions): New node. Document instruction
5566 intrinsics and network accessing intrinsics.
5567 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5568 (Specific, tilepro-*-linux*): Likewise.
5569 * doc/invoke.texi (TILE-Gx Options): New section.
5570 (TILEPro Options): New section.
5571 * doc/md.texi (TILE-Gx): New section.
5572 (TILEPro): New section.
5573 * common/config/tilegx/tilegx-common.c: New file.
5574 * common/config/tilepro/tilepro-common.c: New file.
5575 * config/tilegx/constraints.md: New file.
5576 * config/tilegx/linux.h: New file.
5577 * config/tilegx/mul-tables.c: New file.
5578 * config/tilegx/predicates.md: New file.
5579 * config/tilegx/sync.md: New file.
5580 * config/tilegx/t-tilegx: New file.
5581 * config/tilegx/tilegx-builtins.h: New file.
5582 * config/tilegx/tilegx-c.c: New file.
5583 * config/tilegx/tilegx-generic.md: New file.
5584 * config/tilegx/tilegx-modes.def: New file.
5585 * config/tilegx/tilegx-multiply.h: New file.
5586 * config/tilegx/tilegx-protos.h: New file.
5587 * config/tilegx/tilegx.c: New file.
5588 * config/tilegx/tilegx.h: New file.
5589 * config/tilegx/tilegx.md: New file.
5590 * config/tilegx/tilegx.opt: New file.
5591 * config/tilepro/constraints.md: New file.
5592 * config/tilepro/gen-mul-tables.cc: New file.
5593 * config/tilepro/linux.h: New file.
5594 * config/tilepro/mul-tables.c: New file.
5595 * config/tilepro/predicates.md: New file.
5596 * config/tilepro/t-tilepro: New file.
5597 * config/tilepro/tilepro-builtins.h: New file.
5598 * config/tilepro/tilepro-c.c: New file.
5599 * config/tilepro/tilepro-generic.md: New file.
5600 * config/tilepro/tilepro-modes.def: New file.
5601 * config/tilepro/tilepro-multiply.h: New file.
5602 * config/tilepro/tilepro-protos.h: New file.
5603 * config/tilepro/tilepro.c: New file.
5604 * config/tilepro/tilepro.h: New file.
5605 * config/tilepro/tilepro.md: New file.
5606 * config/tilepro/tilepro.opt: New file.
5608 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5610 PR tree-optimization/52210
5611 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5612 vect_model_simple_cost with two entry vect_def_type array instead
5613 of an address of dt.
5615 2012-02-14 Richard Guenther <rguenther@suse.de>
5618 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5619 Do not stream DECL_QUALIFIER.
5620 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5621 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5622 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5624 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5627 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5630 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5633 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5634 * cselib.c (cselib_subst_to_values_from_insn): New function.
5635 * sched-deps.c (add_insn_mem_dependence,
5636 sched_analyze_1, sched_analyze_2): Use it.
5638 2012-02-13 Jan Hubicka <jh@suse.cz>
5641 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5643 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5645 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5646 (GTM_SELF_SPECS): Define if not already defined.
5647 (driver_self_specs): Add GTM_SELF_SPECS.
5648 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5649 (GTM_SELF_SPECS): Define.
5650 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5651 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5653 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5655 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5658 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5661 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5662 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5664 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5667 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5669 2012-02-13 Richard Guenther <rguenther@suse.de>
5671 PR translation/52211
5672 * passes.c (enable_disable_pass): Fix typo.
5674 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5677 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5678 XOR for reduce_bit_field if type is unsigned.
5680 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5682 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5683 disallow changes from SFmode to mode with different size in FP regs.
5685 2012-02-12 Robert Millan <rmh@gnu.org>
5686 Gerald Pfeifer <gerald@pfeifer.com>
5688 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5691 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5693 PR rtl-optimization/52175
5694 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5695 to frame-related instructions.
5697 2012-02-10 Jason Merrill <jason@redhat.com>
5700 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5701 (demangle_new_symbols): Fill it.
5702 (scan_linker_output): Walk it.
5703 (start_tweaking): Split out from scan_linker_output.
5704 (maybe_tweak): Update sym->chosen.
5705 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5707 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5710 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5712 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5714 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5715 having the same mode as previous compare.
5717 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5719 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5720 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5721 (nonlocal_goto_internal): Likewise.
5722 (nonlocal_goto): Emit a use and an indirect jump directly.
5724 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5727 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5728 __atomic_{is,always}_lock_free.
5730 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5733 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5734 negative constant address for x32.
5736 2012-02-10 Richard Henderson <rth@redhat.com>
5738 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5739 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5740 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5742 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5743 Ira Rosen <irar@il.ibm.com>
5745 PR tree-optimization/50031
5746 * targhooks.c (default_builtin_vectorization_cost): Handle
5748 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5749 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5750 all types of reduction and pattern statements.
5751 (vect_estimate_min_profitable_iters): Likewise.
5752 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5753 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5754 for explicit realigns.
5755 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5756 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5758 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5759 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5760 vec_perm for VSX and handle vec_promote_demote.
5762 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5765 * builtins.c (fold_builtin_atomic_always_lock_free,
5766 expand_builtin_atomic_always_lock_free,
5767 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5768 Return and/or test boolean_true_node/boolean_false_node instead of
5769 integer_one_node/integer_zero_node.
5771 2012-02-10 Jan Hubicka <jh@suse.cz>
5774 * predict.c (predict_paths_for_bb): Prevent looping.
5775 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5777 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5779 * config/arm/arm.c (output_move_double): In one case properly
5780 count number of instructions that will be emitted.
5782 2012-02-10 Richard Guenther <rguenther@suse.de>
5784 PR translation/52193
5785 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5787 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5790 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5792 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5795 * var-tracking.c (emit_note_insn_var_location): If
5796 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5797 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5798 non-NOTE_DURING_CALL_P insn.
5800 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5803 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5805 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5808 * gcc.c (switch_matches) Support switches with separated form,
5811 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5813 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5815 (RAMPZ_ADDR): Ditto.
5816 * config/avr/avr.c (avr_addr_t): New typedef.
5817 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5818 (avr_init_expanders): Initialize it.
5819 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5821 (expand_epilogue): Ditto.
5822 (avr_print_operand): Ditto.
5823 (avr_file_start): Ditto.
5824 (avr_emit_movmemhi): Ditto.
5826 2012-02-08 Richard Guenther <rguenther@suse.de>
5828 PR tree-optimization/46886
5829 * tree-flow.h (do_while_loop_p): Declare.
5830 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5831 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5833 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5835 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5836 always succeed for integers larger than a native word.
5838 2012-02-08 Richard Guenther <rguenther@suse.de>
5840 PR rtl-optimization/52170
5841 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5842 properly handle integer vector modes.
5844 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5846 PR gcov-profile/52150
5847 * coverage.c: Include target.h.
5848 (build_var): Call targetm.strip_name_encoding on the assembler name.
5849 Change one _ into . or $ if the target allows it.
5850 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5852 PR rtl-optimization/52139
5853 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5854 is a BARRIER after emit_insn_after_noloc, move BB_END
5855 to the last non-BARRIER insn before it.
5857 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5860 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5861 (mips_gimplify_va_arg_expr): Call it instead of
5862 std_gimplify_va_arg_expr.
5864 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5866 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5867 message for -mno-pointers-to-nested-function.
5869 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5872 * expr.c (get_inner_reference): If there is an offset, add a negative
5873 bit position to it (if any).
5875 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5877 PR rtl-optimization/52060
5878 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5879 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5880 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5881 and/or i0src_copy2 when needed.
5883 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5885 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5886 or LTOPLUGINSONAME if have_c.
5888 * config/freebsd-spec.h: Add comment about what macros can be defined
5890 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5891 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5894 2012-02-07 Richard Guenther <rguenther@suse.de>
5896 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5897 newline in -alias dumps.
5899 2012-02-07 Kai Tietz <ktietz@redhat.com>
5900 Dave Korn <dave.korn.cygwin@gmail.com>
5903 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5904 Take care that typinfo gets dllexport-attribute.
5906 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5909 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5910 if modifier < EXPAND_SUM call force_operand on the result.
5912 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5914 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5915 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5917 (epiphany_function_type): Replace types for specific interrupts with
5918 EPIPHANY_FUNCTION_INTERRUPT.
5919 (EPIPHANY_INTERRUPT_P): Update.
5920 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5921 New static function.
5922 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5923 <disinterrupt>: Affects type identity.
5924 (epiphany_handle_interrupt_attribute): Handle variable number of
5926 (epiphany_compute_function_type): Update for new
5927 epiphany_function_type definition.
5928 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5929 handlers with a longcall forwarder.
5930 (epiphany_start_function): Handle multiple interrupt arguments and/or
5931 forwarder_section attribute.
5933 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5936 2012-02-07 Alan Modra <amodra@gmail.com>
5939 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5942 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5944 PR tree-optimization/50969
5945 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5946 use vec_perm rather than vector_stmt.
5947 (vect_model_load_cost): Likewise.
5948 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5949 vec_perm to be the same as other vector statements.
5950 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5951 cost of vec_perm for TARGET_VSX.
5953 2012-02-06 Richard Guenther <rguenther@suse.de>
5955 PR tree-optimization/52115
5956 * tree-sra.c (access_has_replacements_p): New function.
5957 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5959 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5962 * trans-mem.c (expand_call_tm): Add an assertion.
5963 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5966 2012-02-06 Richard Guenther <rguenther@suse.de>
5968 PR tree-optimization/50955
5969 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5970 raise cost of expressions that replace an address with an
5971 expression based on a different pointer.
5973 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5976 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5977 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5979 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5982 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5983 -Weffc++ and specify guidelines come from second edition.
5985 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5987 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5988 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5989 (call_direct_split, call_value_split, call_value_internal_direct)
5990 (call_value_direct_split, call_value_multiple_split): Use jal and
5991 jal_macro attributes.
5993 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5995 * reload1.c (reload_regs_reach_end_p): Replace with...
5996 (reload_reg_rtx_reaches_end_p): ...this function.
5997 (new_spill_reg_store): Update commentary.
5998 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5999 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6000 before setting new_spill_reg_store.
6001 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6002 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6003 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6004 for non-spill reload registers.
6006 2012-02-05 Ira Rosen <irar@il.ibm.com>
6008 PR tree-optimization/52091
6009 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6010 (vect_is_simple_use_1): Likewise.
6011 * tree-vect-loop.c (vectorizable_reduction): Update calls
6012 to vect_is_simple_use_1 and vect_is_simple_use.
6013 (vectorizable_live_operation): Likewise.
6014 * tree-vect-patterns.c (widened_name_p,
6015 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6016 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6017 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6018 vectorizable_shift,vectorizable_operation, vectorizable_store,
6019 vectorizable_load): Likewise.
6020 (vect_is_simple_cond): Add an argument, pass it to
6021 vect_is_simple_use_1.
6022 (vectorizable_condition): Update calls to vect_is_simple_cond,
6024 (vect_is_simple_use): Add an argument, the statement in which
6025 OPERAND is used. Check that if OPERAND's def stmt is a double
6026 reduction phi node, the use is a phi node too.
6027 (vect_is_simple_use_1): Add an argument, pass it to
6029 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6030 to vect_is_simple_use.
6032 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6034 PR rtl-optimization/52095
6035 * modulo-sched.c (dump_insn_locator): New function.
6036 (loop_canon_p, sms_schedule): Use it.
6038 PR rtl-optimization/52113
6039 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6040 even for decomposable shift/zext insns.
6042 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6043 Zdenek Dvorak <ook@ucw.cz>
6045 PR rtl-optimization/52092
6046 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6047 on get_iv_value result.
6049 2012-02-02 Andrew Pinski <apinski@cavium.com>
6053 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6055 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6058 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6060 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6062 PR rtl-optimization/49800
6063 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6064 (sched_finish): Call regstat_free_n_sets_and_refs.
6066 2012-02-02 Jia Liu <proljc@gmail.com>
6068 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6071 2012-02-02 Jan Hubicka <jh@suse.cz>
6072 Tom de Vries <tom@codesourcery.com>
6075 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6076 * varpool.c (varpool_analyze_pending_decls): Likewise.
6078 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6079 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6081 * config.gcc: Add cr16-* support.
6083 * doc/extend.texi: Document cr16 extensions.
6084 * doc/install.texi: Document cr16 install.
6085 * doc/invoke.texi: Document cr16 options.
6086 * doc/md.texi: Document cr16 constraints.
6088 * common/config/cr16/cr16-common.c: New file.
6089 * config/cr16/cr16.c: New file.
6090 * config/cr16/cr16.h: New file.
6091 * config/cr16/cr16.md: New file.
6092 * config/cr16/cr16.opt: New file.
6093 * config/cr16/cr16-protos.h: New file.
6094 * config/cr16/predicates.md: New file.
6095 * config/cr16/constraints.md: New file.
6096 * config/cr16/t-cr16: New file.
6098 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6101 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6102 that operands[2] is either immediate, or q_regs_operand.
6104 PR tree-optimization/52073
6105 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6106 a pattern stmt for pattern uses, ignore uses outside of the loop.
6108 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6110 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6111 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6112 (OUT_AS1, OUT_AS2): Remove.
6114 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6116 PR rtl-optimization/51374
6117 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6118 to cross other volatile_refs_p insns.
6120 2012-02-01 Richard Guenther <rguenther@suse.de>
6122 * doc/invoke.texi (fno-inline): Clarify documentation.
6123 (finline-small-functions): Likewise.
6124 (finline-functions): Likewise.
6125 * common.opt (finline): Adjust comment and documentation.
6126 (finline-small-functions): Clarify documentation.
6127 (finline-functions): Likewise.
6128 (finline-functions-called-once): Likewise.
6130 2012-02-01 Tristan Gingold <gingold@adacore.com>
6132 * c-typeck.c (composite_type): Keep mode for pointers.
6134 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6136 * function.h (regno_reg_rtx): Adjust comment.
6137 * reginfo.c (init_reg_modes_target): Only use the previous mode
6138 if it fits within one register. Remove MIPS comment.
6140 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6143 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6145 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6147 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6148 to srak instruction.
6150 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6152 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6154 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6159 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6161 2012-01-31 Richard Guenther <rguenther@suse.de>
6163 PR tree-optimization/51528
6164 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6167 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6172 * ree.c (add_removable_extension): Change def_map argument
6173 to unsigned *, store in def_map 1 + offset into *insn_list vector
6174 instead of pointers into the vector.
6175 (find_removable_extensions): Adjust caller.
6177 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6179 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6180 Transform all "* quoted-c-code" to { c-code }.
6181 Remove redundant test for "optimize" in combine patterns.
6182 Move (include "avr-dimode.md") to end of file.
6184 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6187 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6188 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6190 2012-01-30 Richard Guenther <rguenther@suse.de>
6192 PR tree-optimization/52028
6193 * tree-loop-distribution.c (ldist_gen): Properly update
6196 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6199 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6200 set_cur_line_info_table if not emitting debug info.
6202 PR tree-optimization/52046
6203 * tree-vect-patterns.c (check_bool_pattern): Give up if
6204 a comparison could throw.
6207 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6209 2012-01-30 Richard Guenther <rguenther@suse.de>
6211 PR tree-optimization/52045
6212 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6213 SSA form if cfgcleanup did anything.
6215 2012-01-30 Richard Guenther <rguenther@suse.de>
6217 PR tree-optimization/52045
6218 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6219 before computing final todo.
6221 2012-01-30 Richard Guenther <rguenther@suse.de>
6223 PR tree-optimization/51528
6224 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6227 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6229 * df-problems.c (df_kill_notes): Check that the use refers
6230 to the note under examination.
6232 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6235 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6236 parameter and use short-lived pseudos.
6237 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6238 (sparc_expand_vector_init): Const-ify local variables and adjust
6239 calls to above functions.
6241 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6243 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6245 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6247 * doc/invoke.texi: Make usage of "compile time" and
6248 "run time"/"runtime" consistent throughout the file.
6250 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6252 * config/alpha/alpha.c (alpha_option_override): Default to
6253 full IEEE compliance mode for Go language.
6255 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6257 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6258 (LINK_SSP_SPEC): Define.
6260 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6263 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6266 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6268 * doc/invoke.texi: Correct hyphenation of "floating point",
6269 "double precision", and related terminology throughout the file.
6271 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6274 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6275 arm_general_register_operand predicate for operand 2 instead of
6278 2012-01-27 Ian Lance Taylor <iant@google.com>
6281 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6282 * builtins.c (expand_builtin_init_trampoline): Add onstack
6283 parameter. Change caller.
6284 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6285 * tree.c (build_common_builtin_nodes): Declare
6286 __builtin_init_heap_trampoline.
6288 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6290 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6291 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6292 * config/avr/avr.c: Ditto.
6293 (avr_regnames): Remove because unused.
6294 * config/avr/avr.md (*cpse.ne): New peephole.
6295 (*cpse.eq): New peephole from former cpse peepholes.
6297 2012-01-27 Michael Eager <eager@eagercon.com>
6299 * config/microblaze.c (microblaze_emit_compare): Correct
6300 test after pcmp instruction.
6302 2012-01-27 Richard Guenther <rguenther@suse.de>
6304 PR tree-optimization/52020
6305 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6307 2012-01-27 Richard Guenther <rguenther@suse.de>
6309 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6310 function non-const/pure.
6312 2012-01-27 Richard Guenther <rguenther@suse.de>
6314 PR tree-optimization/50444
6315 * tree-sra.c (build_ref_for_offset): Properly adjust the
6316 MEM_REF type for unaligned accesses.
6318 2012-01-27 Richard Guenther <rguenther@suse.de>
6320 PR tree-optimization/50444
6321 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6322 (expand_assignment): Use it. Properly handle misaligned
6323 bases when expanding stores to component references.
6324 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6327 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6330 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6331 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6332 * tree-data-ref.c (find_data_references_in_loop): Make static.
6333 (compute_all_dependences): Change return type to bool. Bail out
6334 for too many datarefs in a loop. Move the hunk resetting the data
6335 dependences vector from ...
6336 (compute_data_dependences_for_loop): ... here. Account for
6337 compute_all_dependences returning false.
6338 (compute_data_dependences_for_bb): Likewise.
6339 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6340 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6342 2012-01-27 Richard Guenther <rguenther@suse.de>
6345 * expr.c (store_field): Use the alias-set of the scratch memory
6348 2012-01-27 Tom de Vries <tom@codesourcery.com>
6350 PR tree-optimization/51990
6351 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6353 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6355 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6358 * var-tracking.c (reverse_op): Don't add any reverse operation
6359 if V already has any constant locations.
6361 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6363 * doc/invoke.texi: Correct usage of "command line" (noun)
6364 vs "command-line" (adjective) throughout.
6366 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6368 * doc/invoke.texi (Language Independent Options): Move
6369 -Wcoverage-mismatch blurb from here....
6370 (Warning Options): ...to here.
6372 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6374 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6375 Set rs6000_always_hint to false for 476.
6377 2012-01-27 Matthias Klose <doko@ubuntu.com>
6379 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6381 * incpath.c (add_standard_paths): Likewise.
6383 2012-01-27 Richard Henderson <rth@redhat.com>
6385 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6386 * config/m68k/sync.md (atomic_test_and_set): Rename from
6387 sync_test_and_setqi and adjust the operands.
6388 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6389 and unconditionally enable.
6391 2012-01-27 Richard Henderson <rth@redhat.com>
6393 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6394 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6395 (ldstub): Rename from ldstubqi.
6396 (ldstub<I24MODE>): Remove.
6398 2012-01-27 Richard Henderson <rth@redhat.com>
6400 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6401 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6402 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6403 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6404 * doc/tm.texi: Rebuild.
6406 2012-01-27 Richard Henderson <rth@redhat.com>
6408 * optabs.c (gen_atomic_test_and_set): Remove default.
6409 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6411 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6413 PR rtl-optimization/51978
6414 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6415 (combine_reaching_defs): Likewise.
6416 (struct re_info): Remove.
6417 (add_removable_extension): Remove x and data arguments,
6418 add insn, insn_list and def_map. Use the arguments directly
6419 instead of using struct re_info.
6420 (find_removable_extensions): Don't call add_removable_extension
6421 through note_stores, instead just call it with single_set
6423 (find_and_remove_re): Pass curr_cand->expr instead of
6424 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6426 2012-01-26 Michael Matz <matz@suse.de>
6428 PR tree-optimization/46590
6429 * cfgexpand.c: Revert last change (r183305).
6430 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6432 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6433 checking for emptiness.
6435 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6438 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6439 non-addressable non-BLKmode base correctly.
6441 2012-01-26 Michael Matz <matz@suse.de>
6443 PR tree-optimization/48794
6444 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6445 regions referenced from RESX/EH_DISPATCH.
6447 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6449 * config/s390/s390.h: Make BRANCH_COST an option.
6450 * config/s390/s390.opt: New option -mbranch-cost.
6452 2012-01-26 Richard Henderson <rth@redhat.com>
6454 Revert 2012-01-24 change:
6455 * trans-mem.c (requires_barrier): Do not instrument thread local
6456 variables and emit save/restore for them.
6458 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6461 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6464 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6466 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6469 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6472 Rename __pgm to __flash.
6473 Rename __pgm1 to __flash1.
6474 Rename __pgm2 to __flash2.
6475 Rename __pgm3 to __flash3.
6476 Rename __pgm4 to __flash4.
6477 Rename __pgm5 to __flash5.
6478 Rename __pgmx to __memx.
6479 * doc/extend.texi (AVR Named Address Spaces)
6480 Rename address space names as indicated above.
6481 * config/avr/avr.c (avr_addrspace): Ditto.
6483 * config/avr/avr-protos.h
6484 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6485 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6486 * config/avr/predicates.md: Ditto.
6487 * config/avr/avr.c Ditto, and
6488 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6489 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6491 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6492 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6493 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6494 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6495 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6496 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6497 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6498 * config/avr/avr.c: Ditto.
6499 * config/avr/avr.md: Ditto.
6501 2012-01-25 Jason Merrill <jason@redhat.com>
6504 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6506 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6508 PR tree-optimization/51987
6509 * tree-data-ref.c (get_references_in_stmt): Handle references in
6510 non-volatile GIMPLE_ASM.
6512 2012-01-25 Richard Guenther <rguenther@suse.de>
6514 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6515 bases are dereferenced.
6517 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6519 PR rtl-optimization/48374
6520 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6522 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6524 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6525 compute_data_dependences_for_loop returns false.
6526 * tree-parloops.c (loop_parallel_p): Likewise.
6528 2012-01-25 Richard Guenther <rguenther@suse.de>
6530 * tree.h (get_pointer_alignment_1): Declare.
6531 * builtins.c (get_pointer_alignment_1): New function.
6532 (get_pointer_alignment): Use it.
6534 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6536 PR rtl-optimization/48308
6537 * combine.c (enum undo_kind): Add UNDO_LINKS.
6538 (struct undo): Add member l to other_contents and where.
6539 (do_SUBST_LINK): New.
6541 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6542 (undo_all): Handle UNDO_LINKS.
6544 2012-01-25 Richard Henderson <rth@redhat.com>
6546 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6549 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6551 * optabs.c (gen_atomic_test_and_set): Use each argument.
6553 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6555 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6556 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6557 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6558 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6559 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6560 TARGET_PAIRED_SINGLE_FLOAT.
6562 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6564 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6565 (in_struct, return_val): Remove MEM documentation.
6566 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6567 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6568 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6570 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6571 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6572 * expr.c (store_field): Likewise.
6573 * function.c (assign_stack_temp_for_type): Likewise.
6574 * ifcvt.c (noce_try_cmove_arith): Likewise.
6575 * reload1.c (reload): Likewise.
6576 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6577 (alpha_set_memflags): Likewise.
6578 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6580 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6582 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6584 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6585 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6586 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6588 * cselib.c (cselib_rtx_varies_p): Delete.
6589 (cselib_invalidate_mem): Update call to canon_true_dependence.
6590 * dse.c (record_store, check_mem_read_rtx): Likewise.
6591 (scan_reads_nospill): Likewise.
6592 * cse.c (check_dependence): Likewise.
6593 (cse_rtx_varies_p): Delete.
6594 * expr.c (safe_from_p): Update call to true_dependence.
6595 * ira.c (validate_equiv_mem_from_store): Likewise.
6596 (memref_referenced_p): Likewise.
6597 * postreload-gcse.c (find_mem_conflicts): Likewise.
6598 * sched-deps.c (sched_analyze_2): Likewise.
6599 * store-motion.c (load_kills_store): Likewise.
6600 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6601 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6602 (compute_transp): Update call to canon_true_dependence.
6604 2012-01-25 Richard Henderson <rth@redhat.com>
6606 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6607 (maybe_emit_atomic_test_and_set): New.
6608 (expand_sync_lock_test_and_set): Use it.
6609 (expand_atomic_test_and_set): Likewise.
6610 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6611 the implementation; clarify implementation defined details.
6612 * doc/md.texi (atomic_test_and_set): Document.
6614 2012-01-25 Richard Henderson <rth@redhat.com>
6616 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6618 2012-01-25 Richard Henderson <rth@redhat.com>
6621 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6622 to effect no-op split.
6624 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6627 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6628 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6629 (BT_FN_VOID_PTR_INT_SIZE): New.
6630 (BT_FN_UINT_UINT_VAR): Remove.
6631 (BT_FN_UINT32_UINT32_VAR): New.
6632 (BT_FN_DOUBLE_VPTR): Remove.
6633 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6635 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6636 (_ITM_changeTransactionMode): Same.
6637 (_ITM_memmoveRtWt): Change return type to void.
6638 (_ITM_memcpyRtWt): Same.
6639 (_ITM_memsetW): Same.
6640 (_ITM_RaRD): Change types to double.
6645 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6647 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6648 Patrick Marlier <patrick.marlier@gmail.com>
6650 * trans-mem.c (requires_barrier): Do not instrument thread local
6651 variables and emit save/restore for them.
6653 2012-01-24 Jason Merrill <jason@redhat.com>
6656 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6657 output static aliases.
6659 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6662 * common.opt (-pie, -shared, pie, shared): Change from Common to
6664 * gcc.c (display_help): Display help for -pie and -shared.
6666 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6669 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6670 Remove note on size/offset limitation.
6671 (AVR Variable Attributes): Add example how to read data located
6672 with progmem. Refer to named address spaces.
6673 * doc/invoke.texi (AVR Options): Fix typo.
6675 2012-01-24 Richard Guenther <rguenther@suse.de>
6677 Forward-port to trunk
6678 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6681 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6682 op0 isn't sufficiently aligned and there is movmisalignM
6683 insn for mode, use it to load op0 into a temporary register.
6685 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6688 * target.def (const_not_ok_for_debug_p): New hook.
6689 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6691 * doc/tm.texi: Regenerated.
6692 * dwarf2out.c (const_ok_for_output_1): If
6693 targetm.const_not_ok_for_debug_p returns true, fail.
6694 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6696 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6698 2012-01-23 Kai Tietz <ktietz@redhat.com>
6701 * config/i386/predicates.md (symbolic_operand): Allow
6702 UNSPEC_PCREL as PIC expression for lea.
6703 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6704 * config/i386/i386.c (ix86_delegitimize_address): Handle
6705 UNSPEC_PCREL for none-MEM, too.
6707 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6709 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6710 (ipa_tm_create_version_alias): Same.
6712 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6715 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6716 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6718 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6719 Patrick Marlier <patrick.marlier@gmail.com>
6720 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6723 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6724 simple_object_start_read.
6726 2012-01-23 Richard Guenther <rguenther@suse.de>
6729 PR tree-optimization/51895
6730 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6731 parameter decomposition into BLKmode components.
6733 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6735 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6736 fake variables for restrict-qualified pointers whose pointed-to type
6737 contains a placeholder.
6739 2012-01-23 Richard Guenther <rguenther@suse.de>
6741 PR tree-optimization/51949
6742 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6744 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6746 PR rtl-optimization/51933
6747 * ree.c (transform_ifelse): Return true right away if dstreg is
6748 already wider or equal to cand->mode.
6749 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6750 (make_defs_and_copies_lists): Remove defs_list and copies_list
6751 arguments, add state argument, just truncate state->work_list
6752 instead of always allocating and freeing the vector. Assert that
6753 get_defs succeeds instead of returning 2. Changed return type to bool.
6754 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6755 have ext_src_mode, see if it has been modified already with the
6756 right kind of extension and has been extended before from the
6757 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6758 just return true. Remember the original mode in state->modified array.
6759 (combine_reaching_defs): Add state argument. Don't allocate and
6760 free here def_list, copied_list and vec vectors, instead just
6761 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6762 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6763 Add state variable, clear vectors in it, initialize state.modified
6764 if needed. Free all the vectors at the end and state.modified too.
6765 Don't skip a candidate if the extension expression has been modified.
6767 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6770 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6771 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6772 (extra_options) interix.opt -> i386/interix.opt"
6773 (extra_objs):Add winnt-stubs.o
6774 * configure.ac: Add interix to target_os .comm on PE check.
6775 * configure: Regenerate.
6776 * config/interix3.h: Delete and move bits to..
6777 * config/interix.h: Delete and move bits to..
6778 * config/i386/i386-interix3.h: Delete and move bits to..
6779 * config/i386/i386-interix.h: ..here.
6780 (TARGET_CPU_DEFAULT): Remove redefinition.
6781 (TARGET_ASM_CONSTRUCTOR): Undefine.
6782 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6783 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6784 (PTRDIFF_TYPE): Define.
6785 (LONG_DOUBLE_TYPE_SIZE): Define.
6786 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6787 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6788 (TARGET_SECTION_TYPE_FLAGS): Define.
6789 (ASM_DECLARE_FUNCTION_NAME): Define.
6790 (ASM_OUTPUT_EXTERNAL): Define.
6791 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6792 (ASM_OUTPUT_ALIGNED_BSS): Define.
6793 (PCC_BITFIELD_TYPE_MATTERS): Define.
6794 (USE_CONST_SECTION): Define.
6795 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6796 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6797 (SUPPORTS_ONE_ONLY): Remove.
6798 (I386_PE_STRIP_ENCODING): Define.
6799 * config/interix.opt: Delete and move bits to..
6800 * config/i386/interix.opt: ..here. New.
6801 (mpe-aligned-commons): Add.
6802 * config/i386/t-interix: Add copyright header.
6803 (winnt-stubs.o): Add rule.
6805 2012-01-22 Jason Merrill <jason@redhat.com>
6808 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6809 for extra name aliases.
6811 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6813 PR rtl-optimization/51924
6814 * ree.c (combine_set_extension): Improve debugging message.
6815 (combine_reaching_defs): Likewise.
6816 (get_defs): Rename confusingly named variable.
6817 (find_and_remove_re): Skip a candidate if the extension expression has
6820 2012-01-21 Robert Millan <rmh@gnu.org>
6821 Gerald Pfeifer <gerald@pfeifer.com>
6823 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6824 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6826 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6828 PR tree-optimization/51914
6829 * tree-vect-stmts.c (vectorizable_conversion): For
6830 cvt_type && modifier == WIDEN, put temporary with cvt_type
6831 at the beginning of vec_dsts and set vec_dest to temporary
6834 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6836 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6838 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6840 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6841 * config/rs6000/rs6000.c: Likewise.
6843 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6846 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6847 output_move_double on a copy of operands array.
6849 2012-01-20 Cary Coutant <ccoutant@google.com>
6850 Dodji Seketeli <dodji@redhat.com>
6853 * dwarf2out.c (copy_declaration_context): Return ref to parent
6854 of declaration DIE, if necessary.
6855 (remove_child_or_replace_with_skeleton): Add new parameter; update
6856 caller. Place skeleton DIE under parent DIE of original declaration.
6857 Move call to copy_declaration_context to here ...
6858 (break_out_comdat_types): ... from here.
6860 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6862 PR rtl-optimization/51856
6863 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6866 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6869 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6870 hints for neon loads and stores.
6872 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6876 * doc/extend.texi (Named Address Spaces): Split into subsections.
6877 (AVR Named Address Spaces): New subsection.
6878 (M32C Named Address Spaces): New subsection.
6879 (RL78 Named Address Spaces): New subsection.
6880 (SPU Named Address Spaces): New subsection.
6881 (Variable Attributes): New anchor "AVR Variable Attributes".
6882 (AVR Variable Attributes): Rewrite and avoid wording
6883 "address space" in this context.
6884 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6885 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6886 (AVR Built-in Macros): New subsubsection therein.
6887 * doc/md.texi (AVR constraints): Remove "C04", "R".
6889 2012-01-20 Richard Guenther <rguenther@suse.de>
6891 PR tree-optimization/51903
6892 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6893 when removing stmts.
6895 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6898 * config/arm/arm.c (arm_load_pic_register): Use
6899 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6900 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6901 (arm_pic_static_addr): Likewise.
6902 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6903 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6904 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6905 (pic_load_addr_unified): New.
6907 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6910 * function.c (instantiate_virtual_regs_in_insn): Use
6911 delete_insn_and_edges when removing a wrong asm insn.
6913 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6915 PR rtl-optimization/40761
6916 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6917 Add new member loop_num.
6918 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6919 (ira_build): Remove the parameter.
6921 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6922 (ira.c): Do not build CFG loops for one region allocation. Remove
6923 argument from ira_build call.
6925 * ira-build.c (init_loop_tree_node): New function.
6926 (create_loop_tree_nodes): Use it. Separate the case when CFG
6927 loops are not built.
6928 (more_one_region_p): Check current_loops.
6929 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6931 (add_loop_to_tree): Process loop equal to NULL too.
6932 (form_loop_tree): Separate the case when CFG loops are not built.
6933 Use explicitly number for the root.
6934 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6936 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6937 instead of loop->num.
6938 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6939 (mark_all_loops_for_removal): Ditto.
6940 (remove_unnecessary_regions): Separate the case when CFG loops
6942 (ira_build): Remove the parameter. Use explicit number of regions
6943 when CFG loops are not built.
6945 * ira-color.c (print_loop_title): Separate the case for the root node.
6946 Use loop_num instead of loop->num.
6947 (move_spill_restore): Use loop_num instead of loop->num.
6949 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6950 (change_loop): Ditto.
6951 (change_loop): Use loop_num instead of loop->num.
6953 * ira-lives.c (process_bb_node_lives): Ditto.
6955 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6957 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6959 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6962 * tree-mudflap.c (mf_artificial): New function.
6963 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6964 mx_register_decls, mudflap_enqueue_decl): Use it.
6967 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6968 numbers in the insn pattern.
6970 2012-01-19 Michael Matz <matz@suse.de>
6972 PR tree-optimization/46590
6973 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6974 use it in remembering which conflicts we already created.
6975 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6978 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6981 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6982 (merge_and_complain): Same.
6984 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6987 * config/initfini-array.h: Guard content of the header
6988 with #ifdef HAVE_INITFINI_ARRAY.
6989 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6990 Add initfini-array.h to tm_file here.
6991 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6992 * config.gcc: Don't add initfini-array.h to tm_file here.
6993 * configure: Regenerated.
6995 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6997 PR rtl-optimization/51505
6998 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6999 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7000 (df_note_bb_compute): Update the call to df_kill_notes.
7002 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7004 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7006 2012-01-18 Richard Guenther <rguenther@suse.de>
7008 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7009 of conversions to void *.
7011 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7012 Richard Sandiford <rdsandiford@googlemail.com>
7016 * optabs.h (simplify_expand_binop): Declare.
7017 * optabs.c (simplify_expand_binop): Make global.
7018 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7019 endian targets if the source cannot be exactly covered by word
7022 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7025 * hard-reg-set.h (struct hard_reg_set_container): New type.
7026 * target.h (struct hard_reg_set_container): Forward declare.
7027 * target.def (set_up_by_prologue): New target hook.
7028 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7029 * doc/tm.texi: Regenerated.
7030 * function.c (thread_prologue_and_epilogue_insns): Change
7031 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7032 Call targetm.set_up_by_prologue on it.
7033 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7034 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7036 2012-01-17 Nick Clifton <nickc@redhat.com>
7038 * config/rx/rx.c (rx_can_use_simple_return): New function.
7039 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7040 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7042 2012-01-17 Richard Guenther <rguenther@suse.de>
7045 * expr.c (expand_assignment): Take address-space information
7046 from the address operand of MEM_REF and TARGET_MEM_REF.
7047 (expand_expr_real_1): Likewise.
7049 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7051 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7052 reload dump is requested.
7054 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7057 * trans-mem.c (requires_barrier): Call may_be_aliased.
7059 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7061 PR tree-optimization/51877
7062 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7063 call arguments and fndecls compare equal, instead return false if they
7064 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7065 both SSA_NAMEs that are valueized the same, or they satisfy
7068 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7070 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7072 * configure: Regenerate.
7074 2012-01-16 Jan Hubicka <jh@suse.cz>
7078 * convert.c (convert_to_integer): Use fold_convert for
7079 converting an INTEGER_CST to integer type.
7081 2012-01-16 Jason Merrill <jason@redhat.com>
7084 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7086 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7089 * config/s390/s390.c (s390_chunkify_start): Don't skip
7090 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7091 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7092 If insn is followed by NOTE_INSN_VAR_LOCATION or
7093 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7094 Don't use location of note insns.
7096 PR tree-optimization/51865
7097 * tree-inline.c (tree_function_versioning): Call remap_decl
7098 on DECL_RESULT whenever it has VOID_TYPE_P type.
7100 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7102 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7103 for calls to locally-binding MIPS16 functions if only the return
7104 type uses float regs.
7106 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7107 Richard Sandiford <rdsandiford@googlemail.com>
7109 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7110 (SYMBOL_32_HIGH): Likewise.
7111 (mips_output_tls_reloc_directive): Declare.
7112 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7113 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7114 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7115 (mips_lo_relocs, mips_hi_relocs): Make extern.
7116 (mips16_stub_function): Move up file.
7117 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7118 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7119 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7120 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7121 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7122 (mips_get_tp): Add MIPS16 support.
7123 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7124 Generalize DTPREL and TPREL handling.
7125 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7126 Add MIPS16 TLS support.
7127 (mips_output_tls_reloc_directive): New function.
7128 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7129 * config/mips/predicates.md (symbolic_operand_with_high)
7130 (tls_reloc_operand): New predicates.
7131 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7132 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7133 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7134 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7135 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7136 (*tls_get_tp_mips16_call_<mode>): Likewise.
7138 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7140 PR rtl-optimization/51821
7141 * recog.c (peep2_find_free_register): Determine clobbered registers
7144 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7147 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7148 * config/avr/avr.c: Likewise.
7149 * config/avr/avr.h: Likewise.
7151 2012-01-13 Ian Lance Taylor <iant@google.com>
7154 * tree.h (TYPE_QUALS): Add cast to int.
7155 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7157 2012-01-13 Ian Lance Taylor <iant@google.com>
7159 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7160 comparing param_index to VEC_length result.
7162 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7164 * c-decl.c: Do not include tree-mudflap.h
7165 * tree-optimize.c: Likewise.
7166 * Makefile.in: Update dependencies.
7168 2012-01-13 Richard Guenther <rguenther@suse.de>
7171 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7172 variable-sized result always use RSO.
7174 2012-01-12 DJ Delorie <dj@redhat.com>
7176 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7177 pointer type, not just the default pointer type.
7179 2012-01-09 Richard Henderson <rth@redhat.com>
7180 Denis Chertykov <chertykov@gmail.com>
7183 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7184 * config/avr/avr.c (avr_can_eliminate): Simplify.
7185 (avr_initial_elimination_offset): Likewise.
7186 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7187 (expand_epilogue): Likewise.
7188 (avr_legitimize_address): Gut.
7189 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7190 (avr_hard_regno_nregs): New.
7191 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7192 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7193 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7194 add soft frame pointer.
7195 (CALL_USED_REGISTERS): Likewise.
7196 (REG_CLASS_CONTENTS): Likewise.
7197 (REGISTER_NAMES): Likewise.
7198 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7199 (HARD_FRAME_POINTER_REGNUM): New.
7200 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7201 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7202 remove the HARD_FRAME_POINTER self-elimination.
7204 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7207 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7208 DECL_EXTERNAL when checking for initializers of progmem variables.
7210 2012-01-12 Ira Rosen <irar@il.ibm.com>
7212 PR tree-optimization/51799
7213 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7214 that the last operation is a type demotion.
7216 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7218 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7219 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7221 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7224 * combine.c (distribute_notes): If i3 is a noreturn call,
7225 allow old_size to be equal to args_size and make sure the
7226 noreturn call gets REG_ARGS_SIZE note.
7227 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7228 on noreturn calls even when the delta is 0.
7230 2012-01-11 Nathan Sidwell <nathan@acm.org>
7232 * gcov.c (STRING_SIZE): Remove.
7233 (generate_results): Erase annotations for source files with no
7234 coverage information.
7236 (output_lines): Use it.
7238 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7240 * gimple.h (gimplify_body): Remove first argument.
7241 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7242 pointer set here, instead just pass DATA to walk_tree.
7243 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7244 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7245 (unvisit_body): Likewise, but with unmark_visited.
7246 (gimplify_body): Remove BODY_P argument and adjust.
7247 (gimplify_function_tree): Adjust call to gimplify_body.
7248 * omp-low.c (finalize_task_copyfn): Likewise.
7250 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7252 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7253 (build_function_type_skip_args): Delete.
7254 * tree.c (build_function_type_skip_args): Make static and add
7255 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7256 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7257 pass it to build_function_type_skip_args.
7258 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7259 (tree_function_versioning): Likewise.
7260 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7261 build_function_decl_skip_args.
7262 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7263 and pass it to build_function_decl_skip_args/tree_function_versioning.
7264 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7265 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7266 * trans-mem.c (ipa_tm_create_version): Likewise.
7267 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7268 * tree-inline.c (declare_return_variable): Remove always-true test.
7269 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7270 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7271 * ipa-split.c (split_function): Skip the return value for the split
7272 part if it doesn't return.
7274 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7276 PR tree-optimization/49642
7277 * ipa-split.c (forbidden_dominators): New variable.
7278 (check_forbidden_calls): New function.
7279 (dominated_by_forbidden): Likewise.
7280 (consider_split): Check for forbidden dominators.
7281 (execute_split_functions): Initialize and free forbidden
7282 dominators info; call check_forbidden_calls.
7284 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7286 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7288 2012-01-11 Nick Clifton <nickc@redhat.com>
7290 * config/rx/rx.md (return): Define pattern.
7292 2012-01-11 Richard Guenther <rguenther@suse.de>
7294 * doc/extend.texi (malloc attribute): Adjust according to
7297 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7298 Patrick Marlier <patrick.marlier@gmail.com>
7301 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7302 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7303 (ipa_tm_note_irrevocable): Same.
7304 (ipa_tm_scan_irr_block): Same.
7305 (ipa_tm_decrement_clone_counts): Same.
7306 (ipa_tm_scan_irr_function): Same.
7307 (ipa_tm_create_version_alias): Same.
7308 (ipa_tm_create_version): Same.
7309 (ipa_tm_transform_calls_redirect): Same.
7310 (ipa_tm_transform_calls): Same.
7311 (ipa_tm_transform_transaction): Same.
7312 (ipa_tm_execute): Same.
7314 2012-01-10 Richard Guenther <rguenther@suse.de>
7317 * opts.c (common_handle_option): Handle -Werror.
7319 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7321 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7324 2012-01-10 Jason Merrill <jason@redhat.com>
7326 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7329 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7331 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7332 supports R_386_TLS_GD_PLT reloc.
7333 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7334 supports R_386_TLS_LDM_PLT reloc.
7335 * configure: Regenerate.
7336 * config.in: Regenerate.
7338 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7341 Extend __pgmx semantics to linearize memory.
7342 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7343 determine if code comes inline or from libgcc.
7344 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7345 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7346 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7347 (movmemx_qi, movmemx_hi): New insns.
7348 (xload_<mode>_libgcc): Rewrite to new insn condition.
7349 (xload_<mode>): Remove insns.
7350 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7351 cases that don't satisfy avr_xload_libgcc_p().
7352 (avr_addr_space_convert): Allow converting in any direction.
7353 (avr_addr_space_subset_p): Return always true.
7354 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7355 (avr_emit_movmemhi): Ditto.
7356 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7357 (avr_out_movmem): Ditto.
7358 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7359 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7360 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7361 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7362 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7364 2012-01-10 Richard Guenther <rguenther@suse.de>
7366 PR tree-optimization/50913
7367 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7368 Require data-refs to be representable by Graphite with respect
7371 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7373 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7374 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7376 2012-01-10 Tom de Vries <tom@codesourcery.com>
7378 PR rtl-optimization/51271
7379 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7380 handling annulled branch.
7382 2012-01-10 Richard Henderson <rth@redhat.com>
7384 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7385 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7386 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7387 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7388 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7389 arm_expand_vec_perm_const): New.
7390 * config/arm/arm-protos.h: Update.
7391 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7392 (*neon_vswp<VDQX>): New.
7393 (neon_vcombine<VDX>): Use neon_split_vcombine.
7394 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7395 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7396 (vec_perm<VE>): New.
7398 2012-01-10 Richard Henderson <rth@redhat.com>
7400 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7401 use it if reload_completed.
7402 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7403 arm_output_asm_insn, arm_process_output_memory_barrier,
7404 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7405 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7406 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7407 arm_process_output_sync_insn, arm_output_sync_insn,
7408 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7409 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7410 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7411 (emit_unlikely_jump): New.
7412 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7413 (arm_split_atomic_op): New.
7414 * config/arm/arm-protos.h: Update.
7415 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7416 (struct arm_sync_generator): Remove.
7417 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7418 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7419 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7420 (VUNSPEC_LL, VUNSPEC_SC): New.
7421 (sync_result, sync_memory, sync_required_value, sync_new_value,
7422 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7423 (attr length): Don't use arm_sync_loop_insns.
7424 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7425 (movsfcc, movdfcc): Likewise.
7426 * config/arm/constraints.md (Ua): New.
7427 * config/arm/prediates.md (mem_noofs_operand): New.
7428 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7429 (sync_clobber, sync_t2_reqd): Remove.
7430 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7431 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7432 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7433 (arm_sync_compare_and_swap<SIDI>): Remove.
7434 (arm_sync_compare_and_swap<NARROW>): Remove.
7435 (arm_sync_lock_test_and_set<SIDI>): Remove.
7436 (arm_sync_lock_test_and_set<NARROW>): Remove.
7437 (arm_sync_new_<syncop><SIDI>): Remove.
7438 (arm_sync_new_<syncop><NARROW>): Remove.
7439 (arm_sync_new_nand<SIDI>): Remove.
7440 (arm_sync_new_nand<NARROW>): Remove.
7441 (arm_sync_old_<syncop><SIDI>): Remove.
7442 (arm_sync_old_<syncop><NARROW>): Remove.
7443 (arm_sync_old_nand<SIDI>): Remove.
7444 (arm_sync_old_nand<NARROW>): Remove.
7445 (*memory_barrier): Merge arm_output_memory_barrier.
7446 (atomic_compare_and_swap<QHSD>): New.
7447 (atomic_compare_and_swap<NARROW>_1): New.
7448 (atomic_compare_and_swap<SIDI>_1): New.
7449 (atomic_exchange<QHSD>): New.
7450 (cas_cmp_operand, cas_cmp_str): New.
7451 (atomic_op_operand, atomic_op_str): New.
7452 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7453 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7454 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7455 (arm_load_exclusive<NARROW>): New.
7456 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7457 (arm_store_exclusive<QHSD>): New.
7459 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7461 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7462 reload patterns if -mvsx-scalar-memory.
7464 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7465 generated, even -mno-vsx-scalar-double was used.
7466 (vsx_xscvdpsp_scalar): Likewise.
7467 (vsx_xscvspdp_scalar2): Likewise.
7469 2012-01-09 Tom de Vries <tom@codesourcery.com>
7470 Andrew Pinski <apinski@cavium.com>
7473 * reorg.c (fill_slots_from_thread): Don't speculate
7474 frame-related insns.
7476 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7478 * sched-int.h (bb_note): Move to...
7479 * basic-block.h: ...here.
7480 * haifa-sched.c (bb_note): Move to...
7481 * cfgrtl.c: ...here.
7482 * function.c (next_block_for_reg): New function.
7483 (move_insn_for_shrink_wrap): Likewise.
7484 (prepare_shrink_wrap): Rewrite to use the above.
7486 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7488 * gimple.c (is_gimple_non_addressable): Remove.
7489 * gimple.h: Remove is_gimple_non_addressable.
7490 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7491 is_gimple_non_addressable.
7492 * trans-mem.c (expand_assign_tm): Same.
7494 2012-01-09 Richard Guenther <rguenther@suse.de>
7496 PR tree-optimization/51775
7497 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7498 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7500 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7502 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7504 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7506 2012-01-09 Richard Guenther <rguenther@suse.de>
7508 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7510 2012-01-08 Jan Hubicka <jh@suse.cz>
7512 PR tree-optimize/51680
7513 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7514 on when known_vals needs to be computed; cleanup.
7516 2012-01-08 Jan Hubicka <jh@suse.cz>
7518 PR tree-optimize/51694
7519 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7521 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7523 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7524 for -std=c++98 and -std=c++11 too.
7526 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7528 * cfgloop.c (cancel_loop): Add free() of bbs array.
7530 2012-01-07 Jan Hubicka <jh@suse.cz>
7532 PR tree-optimization/51600
7533 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7534 that benefits small functions.
7536 2012-01-07 Jan Hubicka <jh@suse.cz>
7538 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7540 2012-01-07 Jan Hubicka <jh@suse.cz>
7542 PR tree-optimization/51680
7543 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7544 whose inlining reduce unit size.
7546 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7549 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7550 Add canonical node to containing_mem chain after the non-canonical
7551 one, even if there weren't any locs to propagate.
7552 (remove_useless_values): Keep only canonical values.
7553 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7554 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7555 canonicalize mem_chain elements that are not discarded.
7557 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7560 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7561 before emitting functions.
7563 PR gcov-profile/50127
7564 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7565 clear_aux_for_blocks.
7567 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7570 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7572 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7574 * c-decl.c (ext_block): Moved up.
7575 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7577 2012-01-06 Han Shen <shenhan@google.com>
7579 Translate built-in include paths for sysroot.
7580 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7581 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7583 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7584 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7586 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7587 control whether sysroot should be prepended to gxx include dir.
7589 * configure: Regenerate.
7591 2012-01-06 Torvald Riegel <triegel@redhat.com>
7593 PR rtl-optimization/51771
7594 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7595 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7597 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7599 PR tree-optimization/51315
7600 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7601 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7603 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7606 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7607 for shrp pattern. Correctly handle and fixup shift variable.
7608 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7610 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7613 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7614 note when !ACCUMULATE_OUTGOING_ARGS.
7616 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7618 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7620 (extract_range_from_unary_expr_1): Avoid useless computations.
7622 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7624 PR rtl-optimization/51767
7625 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7626 of jump_block and add an extra edge for degenerated asm gotos.
7629 * stmt.c (check_unique_operand_names): Don't ICE during error
7630 reporting if i is from labels chain.
7633 * profile.c (branch_prob): Split bbs that have exit edge
7634 and need a fake entry edge too.
7636 2012-01-05 Jan Hubicka <jh@suse.cz>
7639 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7642 2012-01-05 Richard Guenther <rguenther@suse.de>
7645 * tree-streamer-out.c (write_ts_optimization): New function.
7646 (streamer_write_tree_body): Call it.
7647 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7648 (streamer_read_tree_body): Call it.
7649 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7651 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7654 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7655 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7656 in_cleanup_point_expr before gimplify_stmt call and restore it
7658 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7659 in_cleanup_point_expr is false.
7661 2012-01-05 Richard Guenther <rguenther@suse.de>
7664 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7666 * toplev.c (process_options): Reject combining mudflap and LTO.
7667 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7669 2012-01-05 Richard Guenther <rguenther@suse.de>
7671 PR tree-optimization/51760
7672 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7674 (bit_value_unop): Handle UNDEFINED operands.
7675 (bit_value_binop): Likewise.
7677 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7679 * config/avr/avr.c (avr_replace_prefix): Remove.
7680 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7681 (avr_asm_function_rodata_section): Ditto.
7682 (avr_asm_select_section): Ditto.
7684 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7686 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7689 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7692 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7693 calls that have any non-fake successor edges.
7696 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7698 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7700 PR tree-optimization/51624
7701 * tree-sra.c (build_ref_for_model): When replicating a chain of
7702 COMPONENT_REFs, stop as soon as the offset would become negative.
7704 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7707 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7708 in .debug_loc on the floor.
7710 2012-01-04 Andrew Pinski <apinski@cavium.com>
7712 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7714 2012-01-04 Andrew Pinski <apinski@cavium.com>
7715 Adam Nemet <anemet@caviumnetworks.com>
7717 * config/mips/mips.md (size): Add SI and DI.
7718 (SIZE): New mode attribute.
7719 (U): New code attribute.
7720 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7721 (mips_lbux_<mode>): Delete.
7722 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7723 (mips_lhx): Use gen_mips_lhx_extsi.
7724 (mips_lhx_<mode>): Delete.
7726 (mips_l<size>x): New expand.
7727 (mips_lwx_<mode>): Delete.
7728 (mips_l<GPR:size>x_<P:mode>): New pattern.
7729 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7730 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7731 * config/mips/mips.c (mips_lx_address_p): New function.
7732 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7733 (dsp64): New availability predicate.
7734 (mips_builtins): Add an entry for __builtin_mips_ldx.
7735 * config/mips/mips.h (ISA_HAS_LBX): New define.
7736 (ISA_HAS_LBUX): Likewise.
7737 (ISA_HAS_LHX): Likewise.
7738 (ISA_HAS_LHUX): Likewise.
7739 (ISA_HAS_LWX): Likewise.
7740 (ISA_HAS_LWUX): Likewise.
7741 (ISA_HAS_LDX): Likewise.
7742 * doc/extend.texi (__builtin_mips_ldx): Document.
7744 2012-01-04 Tristan Gingold <gingold@adacore.com>
7746 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7747 when long pointers are used.
7748 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7749 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7750 (ia64-hp-*vms*): Remove.
7751 * config/vms/xm-vms64.h: Delete.
7753 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7756 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7758 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7760 * opts.c (finish_options): Remove duplicate sorry.
7762 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7765 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7768 2012-01-04 Richard Guenther <rguenther@suse.de>
7771 * tree.c (size_low_cst): New function.
7772 * tree.h (size_low_cst): Declare.
7773 * fold-const.c (fold_comparison): Use it to extract the low
7774 part of the POINTER_PLUS_EXPR offset.
7776 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7778 Fix clearing ZERO_REG
7779 * config/avr/avr.md (cc): Add alternative "ldi".
7780 (movqi_insn): Use it in cc attribute.
7781 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7782 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7783 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7785 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7787 * configure: Regenerate.
7789 2012-01-04 Richard Guenther <rguenther@suse.de>
7791 PR tree-optimization/49651
7792 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7793 (var_can_have_subvars): Use it.
7794 (get_constraint_for_1): Only consider subfields if there can be any.
7796 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7799 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7800 to its new canonical_cselib_val and the cselib_val was in
7801 first_containing_mem chain, but the canonical_cselib_val was not,
7802 add the latter into the chain.
7803 (cselib_invalidate_mem): Compare canonical_cselib_val of
7804 addr_list chain elt with v.
7807 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7808 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7810 (output_macinfo_op): Don't ggc_strdup fd->filename.
7811 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7812 then ggc_strdup it. Don't free inc->info or cur->info.
7813 (output_macinfo): Don't free ref->info or file->info.
7815 2012-01-03 Ira Rosen <irar@il.ibm.com>
7817 PR tree-optimization/51269
7818 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7819 first_niters a pointer.
7820 (slpeel_tree_peel_loop_to_edge): Likewise.
7821 (vect_do_peeling_for_loop_bound): Update call to
7822 slpeel_tree_peel_loop_to_edge.
7823 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7824 here. Remove it from the parameters list.
7825 (vect_do_peeling_for_alignment): Update calls and compute
7828 2012-01-03 Richard Guenther <rguenther@suse.de>
7830 PR tree-optimization/51070
7831 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7832 Properly handle calls.
7834 2012-01-03 Richard Guenther <rguenther@suse.de>
7836 PR tree-optimization/51692
7837 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7838 the LHS of allocation stmts.
7840 2012-01-03 Olivier Hainque <hainque@adacore.com>
7842 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7844 2012-01-03 Olivier Hainque <hainque@adacore.com>
7846 * collect2.c (main): In AIX specific computations for vector
7847 insertions, use CONST_CAST2 to cast from char ** to const char **.
7849 2012-01-03 Richard Guenther <rguenther@suse.de>
7852 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7853 the context of a limbo DIE when it does not already exist.
7855 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7857 PR tree-optimization/51719
7858 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7859 but direct call is, clear direct call's lhs and don't add fallthrough
7860 edge from dcall_bb to join_bb and PHIs.
7862 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7864 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7865 the instructions emitted by the pattern.
7866 ("*TDC_insn_<mode>"): Add comment.
7868 2012-01-03 Richard Guenther <rguenther@suse.de>
7871 * fold-const.c (fold_comparison): Properly canonicalize
7872 tree offset and HOST_WIDE_INT bit position.
7874 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7876 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7877 operands for extzv pattern.
7879 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7882 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7885 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7887 * doc/invoke.texi (-flto and related options): Copy-edit.
7889 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7891 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7893 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7895 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7898 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7900 * expr.h (move_by_pieces_ninsns): Declare.
7901 * expr.c (move_by_pieces_ninsns): Make external.
7902 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7903 (mips_store_by_pieces_p): Likewise.
7904 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7905 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7906 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7907 (mips_store_by_pieces_p): Likewise.
7909 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7911 * passes.c (register_one_dump_file): Free full_name.
7913 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7914 (calculate_elim_costs_all_insns): Free offsets_at and
7915 offsets_known_at at the end and clear the pointers.
7917 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7919 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7920 this option introduced in r180739.
7922 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7925 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7926 (tmake_file target=avr): Add avr/t-multilib.
7928 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7929 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7930 * config/avr/genmultilib.awk: New file.
7931 * config/avr/t-multilib: New auto-generated file.
7932 * config/avr/multilib.h: New auto-generated file.
7933 * config/avr/t-avr (AVR_MCUS): New variable.
7934 (genopt.sh): Use it.
7935 (s-mlib): Depend on t-multilib.
7936 (t-multilib, multilib.h): New dependencies.
7937 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7938 (MULTILIB_OPTIONS): Remove.
7939 (MULTILIB_MATCHES): Remove.
7940 (MULTILIB_DIRNAMES): Remove.
7941 (MULTILIB_EXCEPTIONS): Remove:
7942 * config/avr/genopt.sh: Don't use hard coded file name;
7943 pass AVR_MCUS from t-avr instead.
7945 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7947 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7949 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7951 Implement light-weight DImode support.
7952 * config/avr/avr-dimode.md: New file.
7953 * config/avr/avr.md: Include it.
7954 (adjust_len): Add plus64, compare64.
7955 (HIDI): Remove code iterator.
7956 (code_stdname): New code attribute.
7957 (rotx, rotsmode): Remove DI.
7958 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7960 * config/avr/avr-protos.h (avr_have_dimode): New.
7961 (avr_out_plus64, avr_out_compare64): New.
7962 * config/avr/avr.c (avr_out_compare): Handle DImode.
7963 (avr_have_dimode): New variable definition and initialization.
7964 (avr_out_compare64, avr_out_plus64): New functions.
7965 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7966 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7967 (avr_compare_pattern): Skip DImode comparisons.
7969 2012-01-02 Revital Eres <revital.eres@linaro.org>
7971 * ddg.c (def_has_ccmode_p): New function.
7972 (add_cross_iteration_register_deps,
7973 create_ddg_dep_from_intra_loop_link): Call it.
7975 2012-01-02 Richard Guenther <rguenther@suse.de>
7978 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7980 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7982 * gcc.c (process_command): Update copyright notice dates.
7983 * gcov.c (print_version): Likewise.
7984 * gcov-dump.c (print_version): Likewise.
7985 * mips-tfile.c (main): Likewise.
7986 * mips-tdump.c (main): Likewise.
7988 2012-01-01 Ira Rosen <irar@il.ibm.com>
7990 PR tree-optimization/51704
7991 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7992 a use is inside the basic block or loop before accessing its vect info.
7994 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7996 PR rtl-optimization/51069
7997 * cfgloopmanip.c (remove_path): Removing path making irreducible
7998 region unconditional makes BB part of the region.
8000 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8002 PR tree-optimization/51683
8003 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8004 calls with side-effects.
8005 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8007 Copyright (C) 2012 Free Software Foundation, Inc.
8009 Copying and distribution of this file, with or without modification,
8010 are permitted in any medium without royalty provided the copyright
8011 notice and this notice are preserved.