1 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
4 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
6 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
7 cmp_code to construct REG_EQUAL note.
10 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
12 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
13 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
15 Backport from mainline
16 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
19 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
20 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
21 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
23 2013-06-09 Jakub Jelinek <jakub@redhat.com>
26 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
27 that operands[2] doesn't overlap with operands[0].
29 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
32 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
33 for non-sse2 targets. Simplify mode attribute calculation.
35 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
37 Backport from mainline
38 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
40 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
41 cache parameters using detect_caches_amd also for CYRIX,
42 NSC and TM2 signatures.
44 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
45 Dzianis Kahanovich <mahatma@eu.by>
49 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
50 VIA/Centaur processors and determine their cache parameters
51 using detect_caches_amd.
53 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
55 * config/i386/i386.c (ix86_option_override_internal): Add
56 PTA_POPCNT to corei7 entry.
58 2013-05-14 Richard Biener <rguenther@suse.de>
61 Backport from mainline
62 2012-06-30 Nathan Sidwell <nathan@acm.org>
64 * coverage.c (coverage_init): Read counts file before writing
67 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
70 Backport from mainline
71 2013-01-22 Jakub Jelinek <jakub@redhat.com>
74 * config/i386/i386.md (UNSPEC_STOS): New.
75 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
76 *strsetqi_1): Add UNSPEC_STOS.
78 2013-05-10 Joey Ye <joey.ye@arm.com>
80 Backport from mainline
81 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
84 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
86 (thumb1_extendhisi2): Reduce Thumb pool range.
87 (arm_movdi): Likewise.
88 (thumb1_movdi_insn): Likewise.
89 (thumb1_movsi_insn): Likewise.
90 (pic_load_addr_unified): Likewise.
91 (pic_load_addr_32bit): Likewise.
92 (pic_load_addr_thumb1): Likewise.
93 (thumb1_movhf): Likewise.
94 (arm_movsf_soft_insn): Likewise.
95 (thumb1_movsf_soft_insn): Likewise.
96 (movdf_soft_insn): Likewise.
97 (thumb1_movdf_soft_insn): Likewise.
98 * config/arm/neon.md (*neon_mov<mode>): Likewise.
99 (*neon_mov<mode>): Likwise.
100 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
101 (*thumb2_movhi_insn): Likewise.
102 (*thumb2_extendqisi_v6): Likewise.
103 (*thumb2_zero_extendqisi_v6): Likewise.
104 (*thumb2_zero_extendqisi2_v6): Likewise.
105 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
106 (*movdi_vfp): Likewise.
107 (*movdi_vfp_cortexa8): Likewise.
108 (*thumb2_movsf_vfp): Likewise.
109 (*thumb2_movdf_vfp): Likewise.
111 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
113 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
114 Add mthumb/march=armv7-a multilib.
115 Add mthumb/march=armv7-r multilib.
116 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
118 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
121 * config/v850/t-rtems: Add more multilibs.
123 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
126 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
129 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
130 to save TFmode registers and DImode to save TImode registers for
131 caller save operations.
132 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
133 mark being partially clobbered since they only use the first
136 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
137 and TDmode only use the upper 64-bits of each VSX register.
139 2013-05-03 Marek Polacek <polacek@redhat.com>
141 Backport from mainline
142 2013-04-25 Marek Polacek <polacek@redhat.com>
144 PR tree-optimization/57066
145 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
147 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
149 Backport from mainline
150 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
153 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
155 (*zero_extendsidi2): Ditto.
157 Backport from mainline
158 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
161 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
163 2013-04-29 Christian Bruel <christian.bruel@st.com>
166 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
168 2013-04-27 Jakub Jelinek <jakub@redhat.com>
171 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
172 the immediate rotate count.
174 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
176 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
178 2013-04-19 Matthias Klose <doko@ubuntu.com>
182 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
184 Backport from mainline
185 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
186 Alexander Monakov <amonakov@ispras.ru>
189 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
190 flush pending lists also on non-jumps. Adjust comment.
193 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
195 * sched-deps.c (add_dependence_list_and_free): Simplify.
196 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
197 lists when add_dependence_list_and_free doesn't free them.
199 2013-04-19 Marek Polacek <polacek@redhat.com>
201 Backport from mainline
202 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
203 Jakub Jelinek <jakub@redhat.com>
205 PR tree-optimization/48189
206 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
207 If nitercst is 0, don't predict the exit edge.
209 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
211 Backport from mainline
212 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
213 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
215 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
218 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
220 * doc/tm.texi: Update.
221 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
222 * target.def (force_at_comp_dir): New hook.
223 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
224 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
226 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
229 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
230 (S_MODES): Set H_MODE bit.
231 (SF_MODES): Set only S_MODE and SF_MODE bits.
232 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
233 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
234 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
235 <MODE_FLOAT>: Likewise.
237 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
239 Backport from mainline:
240 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
243 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
244 nuses, make sure we have a label.
246 2013-04-11 Richard Biener <rguenther@suse.de>
248 * BASE-VER: Set to 4.7.4.
249 * DEV-PHASE: Set to prerelease.
251 2013-04-11 Release Manager
253 * GCC 4.7.3 released.
255 2013-04-10 David S. Miller <davem@davemloft.net>
257 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
260 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
264 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
266 Backport from mainline
267 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
268 Alexander Monakov <amonakov@ispras.ru>
271 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
272 flush pending lists also on non-jumps. Adjust comment.
274 2013-04-03 Richard Biener <rguenther@suse.de>
276 PR tree-optimization/56501
277 * tree-switch-conversion.c (check_process_case): Properly
278 handle !single_succ_p case.
280 2013-04-03 Jakub Jelinek <jakub@redhat.com>
282 Backported from mainline
283 2013-03-06 Jakub Jelinek <jakub@redhat.com>
285 PR tree-optimization/56539
286 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
287 instead of GSI_CONTINUE_LINKING as last argument to
288 force_gimple_operand_gsi. Adjust function comment.
290 2013-03-05 Jakub Jelinek <jakub@redhat.com>
293 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
294 (avoid_complex_debug_insns): New function.
295 (expand_debug_locations): Call it.
297 2013-04-02 Wei Mi <wmi@google.com>
299 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
300 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
301 *<rotate_insn><mode>3_mask in i386.md.
303 2013-04-02 Richard Biener <rguenther@suse.de>
306 Backport from mainline
307 2012-05-16 Richard Guenther <rguenther@suse.de>
309 * tree-inline.c (declare_return_variable): Properly handle
310 DECL_BY_REFERENCE return vars in SSA form.
312 2013-04-01 Wei Mi <wmi@google.com>
314 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
315 Truncate operand 2 using %b asm operand modifier.
316 (*<shift_insn><mode>3_mask): Ditto.
317 (*<rotate_insn><mode>3_mask): Ditto.
319 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
321 * config/i386/i386.md (*movsf_internal): Change type of
322 alternatives 3,4 to imov.
324 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
326 Backport from mainline
327 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
330 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
331 when the may_trap_p bit of the exprs being merged differs.
332 Reorder tests for speculativeness in the logical and operator.
334 Backport from mainline
335 2013-03-05 Jakub Jelinek <jakub@redhat.com>
338 * sel-sched-ir.c (free_sched_pools): Release
339 succs_info_pool.stack[succs_info_pool.max_top] vectors too
340 if succs_info_pool.max_top isn't -1.
342 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
344 Backport from mainline
345 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
348 * sel-sched.c: Include ira.h.
349 (implicit_clobber_conflict_p): New function.
350 (moveup_expr): Use it.
351 * Makefile.in (sel-sched.o): Depend on ira.h.
353 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
355 Backport from mainline
356 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
357 Alexander Monakov <amonakov@ispras.ru>
360 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
361 flush pending lists also on non-jumps. Adjust comment.
363 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
365 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
366 * doc/extend.texi (Named Address Spaces): Ditto.
367 (Variable Attributes): Ditto.
369 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
371 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
372 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
375 2013-03-27 Walter Lee <walt@tilera.com>
377 Backport from mainline:
378 2013-03-27 Walter Lee <walt@tilera.com>
380 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
381 double-decrement of next_scratch_regno.
383 2013-03-27 Walter Lee <walt@tilera.com>
385 Backport from mainline:
386 2013-03-27 Walter Lee <walt@tilera.com>
388 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
390 (insn_v1mulus): Ditto.
391 (insn_v2muls): Ditto.
393 2013-03-27 Walter Lee <walt@tilera.com>
395 Backport from mainline:
396 2013-03-27 Walter Lee <walt@tilera.com>
398 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
400 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
402 2013-03-27 Walter Lee <walt@tilera.com>
404 Backport from mainline:
405 2013-03-27 Walter Lee <walt@tilera.com>
407 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
409 (*sibcall_value): Ditto.
411 2013-03-27 Walter Lee <walt@tilera.com>
413 Backport from mainline:
414 2013-03-27 Walter Lee <walt@tilera.com>
416 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
417 (insn_mnz_v8qi): ... this ...
418 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
420 (insn_v<n>mnz): Replaced by ...
421 (insn_v1mnz): ... this ...
422 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
424 (insn_mz_<mode>): Replaced by ...
425 (insn_mz_v8qi): ... this ...
426 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
428 (insn_v<n>mz): Replaced by ...
429 (insn_v1mz): ... this ...
430 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
433 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
435 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
437 2013-03-26 Richard Biener <rguenther@suse.de>
439 Backport from mainline:
440 2013-03-13 Richard Biener <rguenther@suse.de>
442 PR tree-optimization/56608
443 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
444 calls when vectorizing basic-blocks.
446 2013-03-05 Richard Biener <rguenther@suse.de>
448 PR tree-optimization/56270
449 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
450 of loads after scheduling an SLP instance.
452 2013-03-26 Walter Lee <walt@tilera.com>
454 Backport from mainline:
455 2013-03-26 Walter Lee <walt@tilera.com>
457 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
458 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
460 2013-03-26 Walter Lee <walt@tilera.com>
462 Backport from mainline:
463 2013-03-25 Walter Lee <walt@tilera.com>
465 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
466 TILEGX_INSN_SHUFFLEBYTES1.
467 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
469 (tilegx_builtins): Ditto.
470 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
472 2013-03-26 Walter Lee <walt@tilera.com>
474 Backport from mainline:
475 2013-03-25 Walter Lee <walt@tilera.com>
477 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
478 tests for constraint J, K, N, P.
480 2013-03-26 Walter Lee <walt@tilera.com>
482 Backport from mainline:
483 2013-03-25 Walter Lee <walt@tilera.com>
485 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
486 Use indirect/pcrel encoding.
487 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
490 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
492 Backport from mainline:
493 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
494 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
497 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
498 (musermode): Convert to Var(TARGET_USERMODE).
499 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
500 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
501 * config/sh/sh.c (sh_option_override): Use
502 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
503 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
505 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
507 (udivsi3_i4_single, divsi3_i4_single): Use
508 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
509 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
510 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
511 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
512 (SUBTARGET_OVERRIDE_OPTIONS): New.
514 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
516 Backport from mainline:
517 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
519 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
520 to m2a-single instead of m2e.
522 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
525 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
528 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
531 * config/i386/i386.c (init_cumulative_args): Also set
532 cum->callee_return_avx256_p.
533 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
534 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
536 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
537 callee_return_avx256_p.
539 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
541 Backport from mainline:
542 2012-12-04 Ian Lance Taylor <iant@google.com>
544 * godump.c (find_dummy_types): Output a dummy type if we couldn't
545 output the real type.
547 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
550 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
551 (PLUS_EXPR): Likewise.
552 * doc/cppopts.texi (--help): Likewise.
553 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
554 (-fdump-rtl-cprop_hardreg): Likewise.
555 (-fdump-rtl-csa): Likewise.
556 (-fdump-rtl-dce): Likewise.
557 (-fdump-rtl-dbr): Likewise.
558 (-fdump-rtl-into_cfglayout): Likewise.
559 (-fdump-rtl-outof_cfglayout): Likewise.
561 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
564 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
565 (arm_print_operand, case 'S'): Don't use shift_operator to validate
568 2013-03-14 Seth LaForge <sethml@google.com>
571 Backport from mainline
572 2012-10-22 Julian Brown <julian@codesourcery.com>
574 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
575 VFP D registers in big-endian mode.
577 2013-03-08 Joey Ye <joey.ye@arm.com>
579 Backport from mainline
580 2013-03-06 Joey Ye <joey.ye@arm.com>
583 * gcc.c (convert_white_space): New function.
584 (main): Handles white space in function name.
586 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
588 Backport from mainline
589 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
592 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
593 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
594 to SH_DIV_CALL_TABLE for TARGET_SH2.
595 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
597 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
598 mdiv= call-div1, call-fp, call-table options.
600 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
602 * config.gcc (arm*-*-rtemself*): New.
603 (arm*-*-rtems*): Removed.
604 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
605 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
607 2013-03-01 Richard Biener <rguenther@suse.de>
609 Backport from mainline
610 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
612 PR tree-optimization/55481
613 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
614 back to general rewriting if we cannot leave an original biv
617 2013-03-01 Richard Biener <rguenther@suse.de>
619 Backport from mainline
620 2012-04-10 Richard Guenther <rguenther@suse.de>
623 * gimple-low.c (gimple_check_call_args): Properly account for
624 compatible aggregate types.
626 2013-02-26 Nick Clifton <nickc@redhat.com>
629 Import this patch from the mainline:
631 2012-08-17 Nick Clifton <nickc@redhat.com>
633 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
634 (branch_true): Likewise.
635 (branch_false): Likewise.
637 2013-02-26 Jakub Jelinek <jakub@redhat.com>
639 PR tree-optimization/56443
640 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
641 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
642 to type_for_mode langhook.
644 2013-02-21 Jakub Jelinek <jakub@redhat.com>
647 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
650 2013-02-19 Jakub Jelinek <jakub@redhat.com>
652 Backported from mainline
653 2013-02-19 Jakub Jelinek <jakub@redhat.com>
655 PR tree-optimization/56350
656 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
657 if haven't found reduction or nested cycle operand, rather than
658 asserting we must find it.
660 PR tree-optimization/56381
661 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
664 2013-02-08 Jakub Jelinek <jakub@redhat.com>
666 PR tree-optimization/56250
667 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
668 if type is unsigned and code isn't MULT_EXPR.
670 2013-02-06 Jakub Jelinek <jakub@redhat.com>
673 * omp-low.c (use_pointer_for_field): Return false if
674 lower_send_shared_vars doesn't generate any copy-out code.
676 2012-11-27 Jakub Jelinek <jakub@redhat.com>
678 PR tree-optimization/55110
679 * tree-vect-loop.c (vectorizable_reduction): Don't assert
680 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
682 2013-02-18 Richard Biener <rguenther@suse.de>
685 2013-02-04 Richard Biener <rguenther@suse.de>
687 Backport from mainline
688 2012-07-04 Richard Guenther <rguenther@suse.de>
690 PR tree-optimization/53844
691 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
692 the loop virtual PHI.
694 2013-02-13 David S. Miller <davem@davemloft.net>
696 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
698 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
700 Backport from mainline
701 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
703 PR rtl-optimization/56275
704 * simplify-rtx.c (avoid_constant_pool_reference): Check that
705 offset is non-negative and less than cmode size before
706 calling simplify_subreg.
708 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
710 Backport from mainline
711 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
713 * config/i386/sse.md (FMAMODEM): New mode iterator.
714 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
715 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
717 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
719 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
720 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
721 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
723 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
725 Backport from mainline
726 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
729 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
730 If there is no implicit builtin declaration, just return NULL.
732 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
733 Michael Meissner <meissner@linux.vnet.ibm.com>
735 Backport from mainline
736 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
737 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
739 2013-02-07 David S. Miller <davem@davemloft.net>
741 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
743 * var-tracking.c (vt_add_function_parameter): Test the presence of
744 HAVE_window_save properly and do not remap argument registers when
745 we have a leaf function.
747 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
749 Backport from mainline
750 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
753 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
755 * config/i386/i386.c (ix86_print_operand): Ditto.
757 2013-02-07 Alan Modra <amodra@gmail.com>
760 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
761 static chain, set REST_INLINE_FPRS too.
763 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
765 Backport from mainline
766 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
768 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
769 * configure: Regenerate.
771 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
773 Backport from mainline
774 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
775 Andrew Dixie <andrewd@gentrack.com>
777 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
780 2013-02-05 Richard Biener <rguenther@suse.de>
782 Backport from mainline
783 2012-12-10 Richard Biener <rguenther@suse.de>
785 PR tree-optimization/55107
786 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
787 (bitmap_set_replace_value): Add gcc_unreachable.
788 (do_regular_insertion): Re-write all_same handling. Insert
789 an assignment instead of a PHI in this case.
790 (execute_pre): Do not record constified events.
792 2013-02-05 Richard Biener <rguenther@suse.de>
794 PR tree-optimization/54767
795 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
796 backedges drop all symbolical range information.
797 (execute_vrp): Compute backedges.
799 2013-02-04 Richard Biener <rguenther@suse.de>
801 Backport from mainline
802 2012-01-11 Richard Guenther <rguenther@suse.de>
804 PR tree-optimization/44061
805 * tree-vrp.c (extract_range_basic): Compute zero as
806 value-range for __builtin_constant_p of function parameters.
808 2013-01-08 Jakub Jelinek <jakub@redhat.com>
811 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
813 2013-02-04 Richard Biener <rguenther@suse.de>
815 Backport from mainline
816 2012-07-04 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/53844
819 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
820 the loop virtual PHI.
822 2012-12-13 Richard Biener <rguenther@suse.de>
825 * tree-streamer.c (record_common_node): Check that we are not
826 recursively pre-loading nodes we want to skip. Handle
827 char_type_node appearing as part of va_list_type_node.
829 2013-02-04 Richard Biener <rguenther@suse.de>
832 * gimple.h (gimple_call_builtin_class_p): New function.
833 * gimple.c (validate_call): New function.
834 (gimple_call_builtin_class_p): Likewise.
835 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
836 Use gimple_call_builtin_class_p.
837 (find_func_clobbers): Likewise.
838 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
839 (strlen_optimize_stmt): Likewise.
841 2013-02-01 Jakub Jelinek <jakub@redhat.com>
843 Backported from mainline
844 2013-01-28 Jakub Jelinek <jakub@redhat.com>
846 PR tree-optimization/56125
847 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
848 pow(x,c) into sqrt(x) * powi(x, n/2) or
849 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
851 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
852 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
855 2013-01-25 Jakub Jelinek <jakub@redhat.com>
857 PR tree-optimization/56098
858 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
859 for stmts with volatile ops.
860 (cond_store_replacement): Don't optimize if assign has volatile ops.
861 (cond_if_else_store_replacement_1): Don't optimize if either
862 then_assign or else_assign have volatile ops.
864 2013-01-23 Jakub Jelinek <jakub@redhat.com>
867 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
868 instead of cmpdi_operand for first comparison operand.
869 Don't assert that comparison operands aren't both constants.
871 2013-01-21 Jakub Jelinek <jakub@redhat.com>
873 PR tree-optimization/56051
874 * fold-const.c (fold_binary_loc): Don't fold
875 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
876 a narrowing conversion, or widening conversion from signed
879 2013-01-18 Jakub Jelinek <jakub@redhat.com>
882 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
883 the case where writing real complex part of target modifies
886 2013-01-15 Jakub Jelinek <jakub@redhat.com>
889 * function.c (thread_prologue_and_epilogue_insns): Always
890 add crtl->drap_reg to set_up_by_prologue.set, even if
891 stack_realign_drap is false.
893 2013-01-10 Jakub Jelinek <jakub@redhat.com>
895 PR tree-optimization/55921
896 * tree-complex.c (expand_complex_asm): New function.
897 (expand_complex_operations_1): Call it for GIMPLE_ASM.
899 2013-01-03 Jakub Jelinek <jakub@redhat.com>
901 PR rtl-optimization/55838
902 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
903 iv0.step, iv1.step and step.
905 2012-11-23 Jakub Jelinek <jakub@redhat.com>
908 * Makefile.in (gimple-low.o): Depend on langhooks.h.
909 * gimple-low.c: Include langhooks.c.
910 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
911 by default call lang_hooks.block_may_fallthru.
912 * langhooks.h (struct lang_hooks): Add block_may_fallthru
914 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
915 (LANG_HOOKS_INITIALIZER): Use it.
917 2012-11-20 Jakub Jelinek <jakub@redhat.com>
920 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
921 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
922 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
923 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
924 fail if the last real insn doesn't have REG_ARGS_SIZE note.
926 2012-11-17 Jakub Jelinek <jakub@redhat.com>
928 PR tree-optimization/55236
929 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
930 and signed ARG0_TYPE, force low and high to be non-NULL.
932 2012-11-13 Jakub Jelinek <jakub@redhat.com>
934 PR rtl-optimization/54127
935 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
936 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
937 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
938 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
939 REG_LABEL_TARGET and REG_LABEL_OPERAND.
941 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
943 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
944 range isn't testing for zero.
946 2013-01-29 Richard Biener <rguenther@suse.de>
948 PR tree-optimization/56113
949 * tree-ssa-structalias.c (equiv_class_lookup): Also return
951 (label_visit): Free duplicate bitmaps and record the leader instead.
952 (perform_var_substitution): Adjust.
954 2013-01-28 Serowk <serowk@yandex.ru>
957 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
958 Fix mode checks to allow for the passing of constants in the
960 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
961 Add entries in the switch statement for builtin iwmmxt vector
962 shift and rotate builtins.
964 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
966 Backport from mainline
967 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
970 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
971 operand 0 in movabs insn template for -masm=intel asm alternative.
972 (*movabs<mode>_2): Ditto for operand 1.
974 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
976 Backport from mainline
977 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
980 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
981 alternative to (o,r).
982 (*movdi_internal_rex64): Remove (!o,n) alternative.
983 (DImode immediate->memory splitter): Remove.
984 (DImode immediate->memory peephole2): Remove.
985 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
986 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
987 alternative to (!o,*r).
988 (*movtf_internal_sse): New pattern.
989 (*movxf_internal_rex64): New pattern.
990 (*movxf_internal): Disable for TARGET_64BIT.
991 (*movdf_internal_rex64): Remove (!o,F) alternative.
993 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
995 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
996 involving stack registers slightly.
998 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1000 * config/i386/constraints.md (Yf): New constraint.
1001 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1002 of f constraint to conditionaly disable x87 register preferences.
1003 (*movdf_internal): Ditto.
1004 (*movsf_internal): Ditto.
1006 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1008 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1009 (*movtf_internal_rex64): Add (!o,C) alternative
1010 (*movxf_internal_rex64): Ditto.
1011 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1013 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1015 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1017 2013-01-24 Martin Jambor <mjambor@suse.cz>
1019 Backport from mainline
1020 2013-01-04 Martin Jambor <mjambor@suse.cz>
1022 PR tree-optimization/55755
1023 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1024 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1026 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1028 Backport from mainline
1029 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1031 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1033 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1035 PR rtl-optimization/56023
1036 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1037 dependent on debug instruction.
1039 2013-01-21 Martin Jambor <mjambor@suse.cz>
1041 Backport from mainline
1042 2013-01-17 Martin Jambor <mjambor@suse.cz>
1044 PR tree-optimizations/55264
1045 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1046 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1047 for virtual functions.
1048 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1049 for virtual methods.
1050 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1051 virtual methods before inlining is over.
1053 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1055 Backport from mainline
1056 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1059 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1060 store through atomic_store<mode>_1.
1061 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1063 2013-01-16 Richard Biener <rguenther@suse.de>
1066 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1067 account for bitpos when computing alignment.
1069 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1071 Backport from 2013-01-14 trunk r195169.
1074 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1075 etc. to 1 and not to __flash.
1076 Use LL suffix for __INT24_MAX__ with -mint8.
1077 Use ULL suffix for __UINT24_MAX__ with -mint8.
1079 2013-01-14 Matthias Klose <doko@ubuntu.com>
1081 * doc/invoke.texi: Document -print-multiarch.
1082 * doc/install.texi: Document --enable-multiarch.
1083 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1084 * configure.ac: Add --enable-multiarch option.
1085 Substitute with_cpu, with_float.
1086 * configure: Regenerate.
1087 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1088 enable_multiarch, with_cpu, with_float: New macros.
1089 if_multiarch: New macro, define in terms of enable_multiarch.
1090 * genmultilib: Add new argument for the multiarch name.
1091 * gcc.c (multiarch_dir): Define.
1092 (for_each_path): Search for multiarch suffixes.
1093 (driver_handle_option): Handle multiarch option.
1094 (do_spec_1): Pass -imultiarch if defined.
1095 (main): Print multiarch.
1096 (set_multilib_dir): Separate multilib and multiarch names
1097 from multilib_select.
1098 (print_multilib_info): Ignore multiarch names in multilib_select.
1099 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1100 * cppdefault.h (default_include): Document multiarch in multilib
1102 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1103 include directory for multiarch directories.
1104 * common.opt: New options --print-multiarch and -imultilib.
1106 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1107 Include i386/t-linux.
1108 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1109 Include i386/t-kfreebsd.
1110 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1111 * config/i386/t-linux64: Add multiarch names in
1112 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1113 * config/i386/t-gnu: New file.
1114 * config/i386/t-kfreebsd: Likewise.
1115 * config/i386/t-linux: Likewise.
1117 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1118 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1119 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1120 for 32bit non-biarch configurations.
1122 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1123 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1126 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1128 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1130 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1131 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1132 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1134 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1135 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1136 Include rs6000/t-linux for 32bit non-biarch configurations.
1138 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1140 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1142 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1143 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1145 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1146 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1148 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1150 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1151 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1152 (vect_estimate_min_profitable_iter): Adjust to above fix.
1153 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1155 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1157 Backport from mainline
1158 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1160 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1161 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1162 documentation. Add missing '__' in front of
1163 __builtin_ia32_packssdw256.
1165 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1167 Backport from mainline
1168 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1170 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1171 attribute of movddup insn to DF.
1172 (*vec_interleave_lowv2df): Ditto.
1173 (vec_dupv2df): Ditto.
1175 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1177 Backport from 2013-01-07 trunk r194991, r194992.
1180 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1183 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1184 (avr_addrspace_t): Add .section_name field.
1185 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1187 (avr_addrspace): Same. Initialize .section_name. Remove last
1188 NULL entry. Put __memx into .progmemx.data.
1189 (progmem_section_prefix): Remove.
1190 (avr_asm_init_sections): No need to initialize progmem_section.
1191 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1192 section name prefix.
1193 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1194 retrieve the progmem section.
1195 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1196 boundary to run over avr_addrspace[].
1197 (avr_register_target_pragmas): Ditto.
1199 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1201 Backport from 2013-01-07 trunk r194978.
1204 * doc/install.texi (Cross-Compiler-Specific Options): Document
1207 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1209 Backport from 2013-01-07 trunk r194968.
1212 * config/avr/t-avr: Don't automatically rebuild
1213 $(srcdir)/config/avr/t-multilib
1214 $(srcdir)/config/avr/avr-tables.opt
1215 (avr-mcus): New phony target to build them on request.
1216 (s-avr-mlib): Remove.
1217 * avr/avr-mcus.def: Adjust comments.
1219 2013-01-07 Terry Guo <terry.guo@arm.com>
1221 Backport from mainline
1222 2012-12-19 Terry Guo <terry.guo@arm.com>
1224 * config/arm/arm.c (thumb_find_work_register): Check argument
1225 register number based on current PCS.
1227 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1229 Backport from mainline
1230 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1233 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1234 selected code model, define __code_mode_small__, __code_model_medium__,
1235 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1236 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1237 xchg temporary register with %k. Declare temporary register as
1239 [__x86_64__]: For medium and large code models, preserve %rbx register.
1241 2013-01-03 Richard Henderson <rth@redhat.com>
1243 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1244 after eliminating TLS symbols.
1246 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1249 * config/pa/pa.md (movsi): Revert previous change.
1250 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1253 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1256 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1259 2013-01-02 Jason Merrill <jason@redhat.com>
1262 * tree.c (build_array_type_1): Revert earlier change.
1264 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1267 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1268 after reload starts.
1270 2012-12-21 Martin Jambor <mjambor@suse.cz>
1272 PR tree-optimization/55355
1273 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1274 bit_position is small enough to fit a single HOST_WIDE_INT.
1276 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1278 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1280 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1282 Backport from mainline
1283 2012-10-15 Matthias Klose <doko@ubuntu.com>
1285 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1286 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1288 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1289 Tomash Brechko <tomash.brechko@gmail.com>
1292 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1293 handling of before and after cases.
1294 * config/sparc/sync.md (atomic_store): Fix pasto.
1296 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1298 * optabs.c (expand_atomic_store): Elide redundant model test.
1300 2012-12-13 Richard Henderson <rth@redhat.com>
1303 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1305 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1308 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1309 (tldo_stb_sp64): Likewise.
1310 (tldo_sth_sp32): Likewise.
1311 (tldo_sth_sp64): Likewise.
1312 (tldo_stw_sp32): Likewise.
1313 (tldo_stw_sp64): Likewise.
1314 (tldo_stx_sp64): Likewise.
1316 2012-12-10 Kai Tietz <ktietz@redhat.com>
1319 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1321 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1323 Backport from mainline
1324 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1325 H.J. Lu <hongjiu.lu@intel.com>
1328 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1329 before using it as insn or call equivalent.
1331 2012-12-06 Jason Merrill <jason@redhat.com>
1334 * tree.c (build_array_type_1): Re-layout if we found it in the
1337 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1339 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1340 opaque cond in all call insns.
1342 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1344 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1345 area if the function allocates dynamic stack space.
1346 (ia64_initial_elimination_offset): Adjust offsets to above change.
1348 2012-12-03 Richard Biener <rguenther@suse.de>
1350 Backport from mainline
1351 2012-09-24 Richard Guenther <rguenther@suse.de>
1353 PR tree-optimization/53663
1354 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1355 native encode/interpret translation on VN_WALKREWRITE.
1357 2012-12-03 Kai Tietz <ktietz@redhat.com>
1360 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1363 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1366 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1368 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1370 Backport from mainline:
1371 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1374 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1375 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1376 (in_nullified_branch_delay): Likewise.
1377 (in_call_delay): Likewise.
1378 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1379 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1380 the $$sh_func_adrs call as variable. Update type of sibcalls and
1381 $$sh_func_adrs call.
1382 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1383 length instead of adjustment. Handle negative and undefined call
1384 adjustments for insn_default_length. Remove adjustment for millicode
1385 insn with unfilled delay slot.
1386 (pa_output_millicode_call): Update for revised millicode length.
1387 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1389 2012-11-29 Kai Tietz <ktietz@redhat.com>
1392 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1393 use by XNEWVEC/XRESIZEVEC.
1395 * i386.c (get_scratch_register_on_entry): Handle
1396 thiscall-convention.
1397 (split_stack_prologue_scratch_regno): Likewise.
1398 (ix86_static_chain): Likewise.
1399 (x86_output_mi_thunk): Likewise.
1401 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1403 Backported from mainline
1404 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1405 Markus Trippelsdorf <markus@trippelsdorf.de>
1408 * lto-opts.c (lto_write_options): Also handle
1409 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1410 OPT_SPECIAL_program_name.
1413 * lto-wrapper.c (merge_and_complain): Handle
1414 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1415 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1417 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1419 PR rtl-optimization/55489
1420 * gcse.c (compute_transp): Precompute a canonical version
1421 of XEXP (x, 0), and pass it to canon_true_dependence.
1423 2012-11-27 Richard Biener <rguenther@suse.de>
1426 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1427 stmt with a NOP instead of removing it.
1429 2012-11-26 Richard Biener <rguenther@suse.de>
1431 Backport from mainline
1432 2012-10-19 Richard Biener <rguenther@suse.de>
1434 PR tree-optimization/54976
1435 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1436 Robustify against odd inner_mode inputs.
1438 2012-10-12 Richard Biener <rguenther@suse.de>
1440 PR tree-optimization/54894
1441 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1442 Handle over-aligned scalar types properly.
1444 2012-10-02 Richard Guenther <rguenther@suse.de>
1447 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1448 cleaning up the CFG.
1450 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1452 Backport from mainline
1453 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1455 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1456 explaining the register ordering preferences.
1458 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1459 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1460 constraints so that the traditional floating point loads, stores,
1461 and moves are done first, then the VSX loads, stores, and moves,
1462 and finally the GPR loads, stores, and moves so that reload
1463 chooses FPRs over GPRs, and uses the traditional load/store
1464 instructions which provide an offset.
1465 (movdf_hardfloat64): Likewise.
1467 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1469 Backported from mainline
1470 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1471 H.J. Lu <hongjiu.lu@intel.com>
1474 * config/i386/i386.c (legitimize_pic_address): Properly handle
1476 (ix86_print_operand_address): Set code to 'k' when forcing
1477 addr32 prefix. For x32, zero-extend negative displacement if
1480 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1482 * common.opt (fvar-tracking-uninit): Document.
1483 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1484 * config/darwin.c (darwin_override_options): Likewise.
1486 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1488 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1489 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1491 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1493 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1495 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1497 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1500 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1502 Backport from mainline
1503 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1505 * config/i386/i386.c (ix86_init_machine_status): Do not
1506 explicitly clear tls_descriptor_call_expanded_p again.
1508 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1510 * config/i386/sse.md
1511 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1512 as read and written by the instruction.
1514 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1516 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1517 (ix86_instantiate_decls): New function.
1518 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1519 stack slot instead of SLOT_VIRTUAL.
1520 <case IX86_BUILTIN_STMXCSR>: Ditto.
1521 (assign_386_stack_local): Do not assert when virtual slot is valid.
1522 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1523 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1524 (truncxf<mode>2): Ditto.
1525 (floatunssi<mode>2): Ditto.
1526 (isinf<mode>2): Ditto.
1527 * config/i386/sync.md (atomic_load<mode>): Ditto.
1528 (atomic_store<mode>): Ditto.
1530 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1533 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1534 the argument is itself a conditional expression.
1536 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1538 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1541 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1543 PR tree-optimization/54986
1544 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1545 conversions on entry but add them back on exit if needed.
1547 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1550 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1552 (print_reg): Use true_regnum rather than REGNO.
1553 (ix86_print_operand_address): Remove SUBREG handling.
1555 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1557 Backported from mainline
1558 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1561 * gimple.h (is_gimple_sizepos): New inline function.
1562 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1563 final assignment to expr variable.
1564 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1565 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1566 into a local temporary.
1568 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1570 PR tree-optimization/54877
1571 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1572 use make_ssa_name instead of copy_ssa_name.
1574 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1576 Backport from mainline
1577 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1579 PR tree-optimization/53708
1580 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1581 user-supplied alignment when used with an explicit section name.
1583 2012-11-02 Jeff Law <law@redhat.com>
1585 PR tree-optimization/54985
1586 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1587 from thread_across_edge.
1588 (thread_across_edge): Use it in all cases where we might thread
1591 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1593 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1594 special register pushes before frame probing and allocation.
1596 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1597 Joel Sherrill <joel.sherrill@oarcorp.com>
1599 * config/sparc/t-rtems: New (Custom multilibs).
1600 * config/sparc/t-rtems-64: New (Custom multilibs).
1601 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1602 (sparc-*-rtems*): Add sparc/t-rtems.
1604 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1606 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1608 (hash_rtx): Likewise.
1610 2012-10-29 Terry Guo <terry.guo@arm.com>
1612 Backport from mainline
1613 2012-10-11 Terry Guo <terry.guo@arm.com>
1615 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1617 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1620 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1622 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1623 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1625 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1627 * config/avr/t-rtems: Revert previous commit.
1629 2012-10-26 Terry Guo <terry.guo@arm.com>
1631 Backport from mainline
1632 2012-10-23 Terry Guo <terry.guo@arm.com>
1635 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1638 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1640 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1642 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1644 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1646 * config.gcc (microblaze*-*-rtems*): New target.
1647 * config/microblaze/rtems.h: New.
1648 * config/microblaze/t-rtems: New.
1650 2012-10-25 Richard Biener <rguenther@suse.de>
1652 PR tree-optimization/54902
1653 * tree-ssa-pre.c (fini_pre): Return TODO.
1654 (execute_pre): Adjust.
1655 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1656 blocks before computing dominators.
1658 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1660 Backport from mainline
1661 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1663 * config/i386/i386.c (memory_address_length): Assert that non-null
1664 base or index RTXes are registers. Do not check for REG RTXes.
1665 Determine addr32 prefix using SImode_address_operand or
1666 from original base and index RTXes. Simplify code.
1668 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1670 * config/i386/i386-protos.h (memory_address_length): Add new bool
1671 argument. Update all uses.
1672 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1673 add length of addr32 prefix based on mode of base or index register.
1674 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1675 addresses here. Update call to memory_address_length.
1676 (ix86_print_address_operand): Use SImode_address_operand predicate.
1677 * config/i386/predicates.md (SImode_address_operand): New.
1678 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1679 to calculate "mode" attribute. Use SImode_address_operand predicate
1680 instead of open-coding accepted RTX codes.
1682 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1684 Backport from 2012-10-22 trunk r192685.
1685 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1686 Note __AVR_<device>__ is not defined for cores.
1687 Don't point to --help=target.
1688 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1690 2012-10-19 Marek Polacek <polacek@redhat.com>
1692 Backported from mainline
1693 2012-10-19 Marek Polacek <polacek@redhat.com>
1696 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1697 pointer/non-pointer comparison.
1699 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1701 Backported from mainline
1702 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1705 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1706 sure the mode is correct when falling through from above cases.
1708 2012-10-19 Alan Modra <amodra@gmail.com>
1710 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1711 (HAVE_LD_LARGE_TOC): Likewise.
1712 * configure: Regenerate.
1714 2012-10-19 Alan Modra <amodra@gmail.com>
1716 * config/rs6000/predicates.md (splat_input_operand): Don't call
1717 input_operand for MEMs. Instead check for volatile and call
1718 memory_address_addr_space_p with modified mode.
1720 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1722 Backported from mainline
1723 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1725 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1727 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1729 PR rtl-optimization/54870
1730 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1731 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1732 SSA_NAME pointer that points to a partition if there is at least
1733 one variable with it set in the partition.
1734 * dse.c (local_variable_can_escape): New predicate.
1735 (can_escape): Call it.
1736 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1737 mark the SSA_NAME pointer that points to a partition.
1739 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1741 Backport from mainline
1742 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1744 PR rtl-optimization/53701
1745 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1746 rocess not only expr's vinsns but all old vinsns from expr's
1749 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1751 Backport from mainline
1752 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1755 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1757 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1758 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1759 only if producer writes to the register given by regno.
1761 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1763 Backport from mainline
1764 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1766 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1767 (UNSPEC_LOADU): New.
1768 (UNSPEC_STOREU): Ditto.
1769 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1770 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1771 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1772 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1773 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1774 (<sse2>_storedqu<avxsizesuffix>): ... this.
1775 (*sse4_2_pcmpestr_unaligned): Update.
1776 (*sse4_2_pcmpistr_unaligned): Ditto.
1778 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1779 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1780 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1781 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1782 gen_sse2_load{dqu,upd} to load from unaligned memory and
1783 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1785 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1786 Use CODE_FOR_sse_loadups.
1787 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1788 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1789 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1790 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1791 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1792 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1793 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1794 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1795 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1796 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1797 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1799 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1801 Backport from trunk (r190222):
1803 PR tree-optimization/54146
1804 * ifcvt.c: Include pointer-set.h.
1805 (cond_move_process_if_block): Change type of then_regs and
1806 else_regs from alloca'd array to pointer_sets.
1807 (check_cond_move_block): Update for this change.
1808 (cond_move_convert_if_block): Likewise.
1809 * Makefile.in: Fix dependencies for ifcvt.o.
1811 2012-10-15 Richard Guenther <rguenther@suse.de>
1813 PR tree-optimization/54920
1814 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1815 allocate temporary storage for all NARY elements.
1817 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1820 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1822 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1824 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1825 default_use_cxa_atexit to yes.
1827 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1829 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1831 2012-10-05 Jan Hubicka <jh@suse.cz>
1832 Jakub Jelinek <jakub@redhat.com>
1834 PR tree-optimization/33763
1835 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1836 attribute for redefined extern inline functions.
1838 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1840 Backported from mainline
1841 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1843 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1844 in SSE and YMM state support check for -march=native.
1846 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1849 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1852 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1854 Backported from mainline
1855 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1858 * doc/invoke.texi: Document -mprefer-avx128.
1860 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1862 Backported from mainline
1863 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1866 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1867 (XSTATE_FP): Likewise.
1868 (XSTATE_SSE): Likewise.
1869 (XSTATE_YMM): Likewise.
1870 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1871 SSE and YMM states aren't supported.
1873 2012-10-01 Tom de Vries <tom@codesourcery.com>
1875 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1878 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1881 * config/s390/s390.c (s390_option_override): Add missing break.
1883 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1885 Backport from mainline
1886 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1888 * config.gcc: Replace 'host' with 'target' when configuring for
1889 powerpc64*-*-freebsd.
1891 2012-09-28 Meador Inge <meadori@codesourcery.com>
1893 Backport from mainline
1894 2012-09-27 Meador Inge <meadori@codesourcery.com>
1896 * gcc-ar.c (main): Handle the returning of the sub-process error
1899 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1901 Backport from 2012-09-28 trunk r191821.
1902 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1904 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1907 * simplify-rtx.c (simplify_binary_operation_1): Perform
1908 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1910 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1912 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1913 TYPE_NONALIASED_COMPONENT flag.
1914 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1915 TYPE_NONALIASED_COMPONENT flag.
1917 2012-09-21 Richard Guenther <rguenther@suse.de>
1920 Backport from mainline
1921 2012-04-19 Richard Guenther <rguenther@suse.de>
1923 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1926 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1929 * c-typeck.c (c_cast_expr): When casting to a type requiring
1930 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1933 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1936 * c-typeck.c (build_unary_op): Pass original argument of
1937 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1938 any C_MAYBE_CONST_EXPR, if it has integer operands.
1939 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1940 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1941 to c_objc_common_truthvalue_conversion, then remove any
1942 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1943 c_objc_common_truthvalue_conversion not
1944 c_common_truthvalue_conversion.
1945 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1946 call note_integer_operands for arguments with integer operands
1947 that are not integer constants.
1949 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1951 Backported from mainline
1952 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1954 PR tree-optimization/54563
1955 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1956 gimple_purge_dead_eh_edges if last call has been changed.
1958 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1961 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1962 instead of (match_dup 0) as second argument to vec_merge.
1963 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1964 Remove third alternative.
1965 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1966 operand 2 instead of operand 1, but put it as first argument
1968 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1969 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1972 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1974 * BASE-VER: Set to 4.7.3.
1975 * DEV-PHASE: Set to prerelease.
1977 2012-09-20 Release Manager
1979 * GCC 4.7.2 released.
1981 2012-09-15 Andi Kleen <ak@linux.intel.com>
1983 Backport from mainline
1984 2012-09-07 Andi Kleen <ak@linux.intel.com>
1986 * gcc/lto-streamer.h (res_pair): Add.
1987 (lto_file_decl_data): Replace resolutions with respairs.
1989 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1990 Initialize respairs.
1991 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1993 2012-09-14 Walter Lee <walt@tilera.com>
1995 Backport from mainline.
1996 2012-09-14 Walter Lee <walt@tilera.com>
1998 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1999 option for TILEPro and TILE-Gx.
2001 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2003 * config/i386/i386.h (x86_prefetchw): New global variable.
2004 (TARGET_PREFETCHW): New macro.
2005 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2006 (processor_alias_table): Add PTA_PREFETCHW to
2007 bdver1, bdver2 and btver1.
2008 (ix86_option_override_internal): Set x86_prefetchw for
2009 PTA_PREFETCHW targets.
2010 * config/i386/i386.md (prefetch): Expand to prefetchw
2011 for TARGET_PREFETCHW.
2012 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2014 Backport from mainline
2015 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2017 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2018 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2020 (*prefetch_sse): ... this.
2021 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2023 (*prefetch_3dnow): ... this.
2025 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2028 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2029 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2031 2012-09-12 Teresa Johnson <tejohnson@google.com>
2033 Backport from mainline.
2034 2012-09-12 Teresa Johnson <tejohnson@google.com>
2036 PR gcov-profile/54487
2037 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2038 test using F_SETLKW with fcntl.
2039 * configure, config.in: Regenerate.
2041 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2043 Backport from mainline
2044 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2046 * config/i386/i386.md : Comments on fma4 instruction selection
2047 reflect requirement on register pressure based cost model.
2049 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2050 flag is set-reset as informed by the cpuid flag.
2052 * config/i386/i386.c (processor_alias_table): fma4
2053 flag is enabled for bdver2.
2055 2012-09-12 Christian Bruel <christian.bruel@st.com>
2057 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2059 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2061 * config.gcc: Obsolete picochip-*.
2063 2012-09-11 Richard Guenther <rguenther@suse.de>
2066 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2067 on flag_toplevel_reorder.
2069 2012-09-10 Richard Henderson <rth@redhat.com>
2071 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2074 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2076 Backport from 2012-09-10 mainline r191132.
2079 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2081 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2084 * tree-sra.c (disqualify_base_of_expr): Check for possible
2085 NULL_TREE returned by get_base_address()
2087 2012-09-07 Richard Guenther <rguenther@suse.de>
2089 Backport from mainline
2090 2012-06-26 Jan Hubicka <jh@suse.cz>
2093 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2096 2012-09-07 Richard Guenther <rguenther@suse.de>
2098 Backport from mainline
2099 2012-07-13 Richard Guenther <rguenther@suse.de>
2101 PR tree-optimization/53922
2102 * tree-vrp.c (value_inside_range): Change prototype to take
2103 min/max instead of value-range.
2104 (range_includes_zero_p): Likewise. Return the result from
2106 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2107 return value from range_includes_zero_p.
2108 (extract_range_from_unary_expr_1): Likewise.
2109 (compare_range_with_value): Likewise.
2110 (vrp_meet_1): Likewise.
2112 2012-09-07 Richard Guenther <rguenther@suse.de>
2115 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2116 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2117 arguments separately.
2119 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2121 Backported from mainline
2122 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2124 PR rtl-optimization/54455
2125 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2126 bb ends up with asm goto referencing bb's label.
2128 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2130 Backport from mainline.
2131 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2132 Richard Earnshaw <richard.earnshaw@arm.com>
2135 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2136 element size. Use elem_type from the formal parameter. New parameter
2138 (neon_expand_args): Adjust call to neon_dereference_pointer.
2140 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2142 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2143 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2145 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2147 Backport from mainline
2148 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2150 * config/i386/i386.md (isa): Add fma and fma4.
2151 (enabled): Handle fma and fma4.
2152 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2153 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2154 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2155 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2156 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2157 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2159 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2161 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2162 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2163 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2165 2012-09-06 Richard Guenther <rguenther@suse.de>
2167 PR tree-optimization/54498
2168 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2169 abort when reaching an already visited region.
2170 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2171 (get_continuation_for_phi_1): Likewise.
2172 (walk_non_aliased_vuses): When we translated the reference,
2173 abort when we re-visit a region.
2174 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2176 2012-09-06 Andrew Pinski <apinski@cavium.com>
2179 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2181 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2184 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2185 build_int_cst with size_type_node instead of size_int.
2187 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2189 Backport from 2012-09-05 mainline r190697.
2192 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2193 configured --with-avrlibc.
2194 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2196 * config/avr/avrlibc.h: New file.
2197 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2198 configured --with-avrlibc.
2199 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2201 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2203 Backport from 2012-09-04 mainline r190919
2206 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2207 of size less than 4 bytes by using macro ARM_NUM_INTS.
2208 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2210 2012-09-04 Richard Henderson <rth@redhat.com>
2212 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2214 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2216 Backport from 2012-09-04 mainline r190920
2219 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2221 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2223 Backport from 2012-09-04 mainline r190914
2226 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2228 (avr_allocate_stack_slots_for_args): ...this new static function.
2230 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2232 Backported from mainline
2233 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2236 * doc/invoke.texi: Add -da and remove -dm.
2238 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2240 Backported from mainline
2241 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2244 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2245 operands[1] is CONST_INT_P, convert it to QImode before printing.
2247 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2250 * c-convert.c (convert): Don't call fold_convert_loc if
2251 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2252 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2253 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2255 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2258 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2259 if init is a CONSTRUCTOR.
2261 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2263 PR rtl-optimization/54369
2264 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2265 calling dbr_schedule.
2266 * config/sparc/sparc.c (sparc_reorg): Likewise.
2268 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2270 Backport from mainline
2271 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2273 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2274 case for Atom processor.
2276 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2278 Backport from mainline
2279 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2282 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2283 true for TARGET_64BIT or !flag_pic.
2284 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2285 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2286 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2287 Add insn constraint. Conditionally emit xchg asm insns.
2288 (atomic_compare_and_swap<mode>): Update calls. Check only
2289 cmpxchg8b_pic_memory_operand in memory address fixup.
2291 (CASHMODE): Rename from DCASHMODE.
2292 (doublemodesuffix): Update modes.
2293 (regprefix): New mode attribute.
2295 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2296 <UNSPECV_CMPXCHG>: New constant.
2297 (atomic_compare_and_swap<mode>_1): Rename from
2298 atomic_compare_and_swap_single<mode>. Update calls and
2299 unspec_volatile constants.
2300 (atomic_compare_and_swap<mode>_doubleword): Rename from
2301 atomic_compare_and_swap_double<mode>. Update calls and
2302 unspec_volatile constants.
2304 2012-08-28 Walter Lee <walt@tilera.com>
2306 Backport from mainline
2307 2012-08-28 Walter Lee <walt@tilera.com>
2309 * confg/tilegx/tilegx.md: Fix code style.
2310 (*zero_extendsidi_truncdisi): Fix typo.
2311 * config/tilegx/tilegx.c: Fix code style.
2312 (tilegx_function_profiler): Fix typo.
2314 2012-08-27 Walter Lee <walt@tilera.com>
2316 Backport from mainline
2317 2012-08-27 Walter Lee <walt@tilera.com>
2319 * doc/md.texi (TILE-Gx): Fix typo.
2321 2012-08-27 Walter Lee <walt@tilera.com>
2323 Backport from mainline
2324 2012-08-27 Walter Lee <walt@tilera.com>
2326 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2327 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2329 2012-08-27 Walter Lee <walt@tilera.com>
2331 Backport from mainline
2332 2012-08-27 Walter Lee <walt@tilera.com>
2334 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2335 (insn_bfins): Delete.
2337 2012-08-27 Walter Lee <walt@tilera.com>
2339 Backport from mainline
2340 2012-08-27 Walter Lee <walt@tilera.com>
2342 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2343 atomic_exchange_bare<mode>,
2344 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2345 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2346 * config/tilegx/tilegx.md (type): Add X1_remove.
2347 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2348 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2349 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2352 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2354 PR rtl-optimization/54088
2355 * jump.c (delete_related_insns): Robustify latest change.
2357 2012-08-21 Richard Guenther <rguenther@suse.de>
2359 Backport from mainline
2360 2012-08-16 Richard Guenther <rguenther@suse.de>
2363 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2365 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2366 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2367 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2368 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2369 (tree_ssa_lim_finalize): Free all mem_refs.
2370 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2371 scc when bailing out.
2372 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2373 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2374 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2375 FOR_EACH_LOOP_BREAK.
2377 2012-08-17 Richard Guenther <rguenther@suse.de>
2379 * tree-sra.c (modify_function): Free redirect_callers vector.
2380 * ipa-split.c (split_function): Free args_to_pass vector.
2381 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2383 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2384 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2385 (vect_analyze_slp_instance): Free everything.
2386 (destroy_bb_vec_info): Free the SLP instances.
2388 2012-08-17 Richard Guenther <rguenther@suse.de>
2390 * params.def (integer-share-limit): Decrease from 256 to 251,
2393 2012-08-21 Richard Guenther <rguenther@suse.de>
2395 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2396 the affine expansion cache.
2398 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2400 Backported from trunk
2401 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2404 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2406 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2408 Backport from mainline.
2409 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2412 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2413 mark as predicable. Adjust asm template.
2414 (vec_setv2di_internal): Likewise.
2415 (vec_extract<mode> VD, VQ): Likewise.
2416 (vec_extractv2di): Likewise.
2417 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2418 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2419 (neon_vdup_n<mode> VX, V32): Likewise.
2420 (neon_vdup_nv2di): Likewise.
2422 2012-08-17 Walter Lee <walt@tilera.com>
2424 Backport from mainline
2425 2012-08-17 Walter Lee <walt@tilera.com>
2427 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2428 (FEEDBACK_ENTER): Define.
2429 (FEEDBACK_REENTER): Define.
2430 (FEEDBACK_ENTRY): Define.
2431 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2432 (FEEDBACK_ENTER): Define.
2433 (FEEDBACK_REENTER): Define.
2434 (FEEDBACK_ENTRY): Define.
2436 2012-08-16 Walter Lee <walt@tilera.com>
2438 Backport from mainline
2439 2012-08-16 Walter Lee <walt@tilera.com>
2441 * config.gcc (tilegx-*-linux*): Add feedback.h.
2442 (tilepro-*-linux*): Likewise.
2443 * config/tilegx/feedback.h: New file.
2444 * config/tilepro/feedback.h: New file.
2446 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2448 Backport from mainline r189840 and r187586:
2449 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2451 * config/i386/i386.md (stack_protect_set): Disable the pattern
2452 for Android since Android libc (bionic) does not provide random
2453 value for stack protection guard at gs:0x14. Guard value
2454 will be provided from external symbol (default implementation).
2455 (stack_protect_set_<mode>): Likewise.
2456 (stack_protect_test): Likewise.
2457 (stack_protect_test_<mode>): Likewise.
2458 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2459 not have Bionic by default
2460 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2461 Macro OPTION_BIONIC is defined in this file and provides Bionic
2462 accessibility status
2464 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2466 * configure.ac: Stack protector enabling for Android targets.
2467 * configure: Regenerate.
2469 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2471 Backported from trunk
2472 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2474 PR rtl-optimization/53942
2475 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2476 directly from likely spilled non-fixed hard registers, move them
2479 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2481 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2482 (xop_phaddubq): Ditto.
2484 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2486 Backport from mainline
2487 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2488 Richard Earnshaw <rearnsha@arm.com>
2490 * target.def (vector_alignment): New target hook.
2491 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2492 * doc/tm.texi: Regenerate.
2493 * targhooks.c (default_vector_alignment): New function.
2494 * targhooks.h (default_vector_alignment): Add prototype.
2495 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2496 * config/arm/arm.c (arm_vector_alignment): New function.
2497 (TARGET_VECTOR_ALIGNMENT): Define.
2499 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2500 vector type alignment instead of size.
2501 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2502 element type size directly instead of computing it from alignment.
2503 Fix variable naming and comment.
2505 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2507 Backport from mainline
2508 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2510 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2511 (alpha_pad_function_end): ... this. Also insert NOP between
2512 sibling call and GP load.
2513 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2515 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2517 Backport from mainline
2518 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2519 H.J. Lu <hongjiu.lu@intel.com>
2521 PR rtl-optimization/54157
2522 * combine.c (gen_lowpart_for_combine): Don't return identity
2523 for CONST or symbolic reference.
2525 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2527 Backport from mainline
2528 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2530 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2531 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2532 split_cost argument signed.
2533 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2534 (ix86_avoid_lea_for_addr): Ditto.
2536 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2538 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2539 the address has less than two components.
2541 2012-08-02 Steve Ellcey <sellcey@mips.com>
2543 Backport from mainline
2544 2012-07-19 Steve Ellcey <sellcey@mips.com>
2546 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2549 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2551 Backport from mainline
2552 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2555 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2556 negative constant address for TARGET_X32 ...
2557 (ix86_decompose_address): ... here. Reject constant addresses
2558 that don't satisfy x86_64_immediate_operand predicate.
2560 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2563 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2564 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2565 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2566 addresses. Prevent zero extensions of CONST_INT operands.
2568 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2571 * config/i386/i386.md (*lea): New insn pattern.
2573 (*lea<mode>_2): Ditto.
2574 (*lea_{3,4,5,6}_zext): Ditto.
2575 * config/i386/predicates.md (lea_address_operand): Do not reject
2576 zero-extended address operands.
2577 * config/i386/constraints.md (j): Remove address constraint.
2578 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2580 (ix86_print_operand_address): Handle SImode subreg of an address.
2581 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2583 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2585 Backport from mainline
2586 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2589 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2590 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2592 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2593 (*movdi_internal_rex64): Use %E operand modifier for lea.
2594 (*movsi_internal): Ditto.
2596 (*lea<mode>_2): Ditto.
2597 (*lea_{3,4,5,6}_zext): Ditto.
2598 (*tls_global_dynamic_32_gnu): Ditto.
2599 (*tls_global_dynamic_64): Ditto.
2600 (*tls_dynamic_gnu2_lea_32): Ditto.
2601 (*tls_dynamic_gnu2_lea_64): Ditto.
2602 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2604 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2606 Backport from mainline
2607 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2609 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2611 (ix86_print_operand_address): Assert that parts.base and parts.index
2612 are non-NULL after call to simplify_subreg.
2614 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2617 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2619 * config/sh/sh.c (sh_option_override): Do not change
2620 flag_finite_math_only. Set TARGET_IEEE to complement of
2621 flag_finite_math_only.
2622 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2623 description of mieee and mno-ieee behavior.
2625 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2628 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2629 (_lzcnt_u64): Ditto.
2631 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2633 Backport from mainline
2634 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2636 PR rtl-optimization/52250
2637 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2638 to put note list into. Unconditionally call move_bb_info.
2639 (move_bb_info): Do not assert the blocks being in the same region,
2640 just drop the note list if they are not.
2642 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2644 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2646 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2648 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2649 defining statement is a SSA name that occurs in abnormal PHIs.
2651 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2653 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2656 2012-07-19 Richard Guenther <rguenther@suse.de>
2657 Eric Botcazou <ebotcazou@adacore.com>
2659 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2660 about transition from invariant to known bits.
2661 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2663 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2666 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2667 (cleanup_tree_cfg_bb): Don't call it.
2668 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2671 2012-07-19 Christian Bruel <christian.bruel@st.com>
2674 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2676 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2678 * config.gcc (v850-*-rtems*): New target.
2679 * config/v850/rtems.h: New.
2680 * config/v850/t-rtems: New.
2682 2012-07-18 Nick Clifton <nickc@redhat.com>
2684 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2686 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2690 Backport from mainline
2691 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2694 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2695 instead expand it as zero extension.
2697 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2699 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2700 QImode and HImode splitters. Use ix86_comparison_operator.
2701 Explicitly match FLAGS_REG.
2702 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2704 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2705 Steven Bosscher <steven@gcc.gnu.org>
2706 Bernd Schmidt <bernds@codesourcery.com>
2708 PR rtl-optimization/53908
2709 * df-problems.c (can_move_insns_across): When doing
2710 memory-reference book-keeping, handle call insns.
2712 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2714 Backport from mainline
2715 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2718 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2719 sibcall_insn_operand. Move it to a temporary register if not.
2721 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2724 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2725 emit PIC sequence for fnaddr symbol reference in advance.
2727 2012-07-09 Jason Merrill <jason@redhat.com>
2730 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2731 (type_hash_eq): Likewise.
2734 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2736 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2738 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2739 due to negative shift amount.
2741 2012-07-06 Kai Tietz <ktietz@redhat.com>
2743 Backport from mainline.
2745 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2746 as "/mingw/include".
2748 2012-07-06 Nick Clifton <nickc@redhat.com>
2750 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2751 default_encode_section_info.
2753 2012-07-06 Richard Guenther <rguenther@suse.de>
2755 Backport from mainline
2756 2012-03-30 Richard Guenther <rguenther@suse.de>
2759 * double-int.c (rshift_double): Remove not needed cast.
2761 2012-03-28 Richard Guenther <rguenther@suse.de>
2764 * double-int.h (rshift_double): Remove.
2765 * double-int.c (lshift_double): Use absu_hwi to make count
2767 (rshift_double): Make static, take unsigned count argument,
2768 remove handling of negative count argument.
2769 (double_int_rshift): Dispatch to lshift_double.
2771 2012-07-06 Richard Guenther <rguenther@suse.de>
2773 Backport from mainline
2774 2012-06-18 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/53693
2777 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2778 Reject operands with more than one use.
2780 2012-07-06 Richard Guenther <rguenther@suse.de>
2782 Backport from mainline
2783 2012-04-11 Richard Guenther <rguenther@suse.de>
2786 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2787 consider loop nesting.
2788 (evolution_function_is_univariate_p): Properly check the remainder
2791 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2793 Backport from mainline
2794 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2796 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2797 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2798 (adjacent_mem_locations): Move some code to and call...
2799 (get_memref_parts): ...new function.
2800 (mem_locations_overlap): New function.
2801 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2802 (is_mem_ref): Rename to...
2803 (find_mem_ref): ...this. Return MEM rtx.
2804 (get_store_dest): Remove function.
2805 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2806 new parameter and adjust calls.
2807 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2808 mem refs overlap for true_store_to_load_dep_costly.
2809 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2810 passed to adjacent_mem_locations.
2811 (is_costly_group): Walk resolved dependency list.
2812 (force_new_group): Emit group ending nop for Power6/Power7.
2813 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2814 (group_ending_nop): New define_insn.
2816 2012-07-04 Richard Guenther <rguenther@suse.de>
2819 * gimple-fold.c (get_base_constructor): Do not return an
2820 error_mark_node DECL_INITIAL.
2822 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2824 Backport from mainline
2825 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2827 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2828 code model string in the error message.
2830 2012-07-04 Tristan Gingold <gingold@adacore.com>
2832 Backport from mainline.
2833 2012-06-25 Tristan Gingold <gingold@adacore.com>
2835 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2836 (seh_cfa_adjust_cfa): ... that function.
2837 (seh_emit_stackalloc): Do not emit out of range values.
2838 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2839 UNSPEC_DEF_CFA constants.
2840 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2841 * config/i386/i386.c (ix86_frame_pointer_required): Required
2842 for very large frames on SEH target.
2843 (ix86_compute_frame_layout): Save area is before frame pointer
2844 on SEH target. Handle very large frames.
2845 (ix86_expand_prologue): Likewise.
2847 2012-07-04 Richard Guenther <rguenther@suse.de>
2849 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2850 as in free_lang_data_in_type.
2852 2012-07-02 Martin Jambor <mjambor@suse.cz>
2854 Backport from mainline.
2855 2012-07-02 Martin Jambor <mjambor@suse.cz>
2858 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2859 dynamic type change check.
2861 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2863 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2864 last statement of the finally block onto the switch.
2866 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2868 * configure: Regenerate.
2870 Backport from mainline.
2871 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2873 * config.gcc (target_type_format_char): New. Document it. Set it for
2875 * configure.ac (gnu_unique_option): Use target_type_format_char
2876 in test. Comment rationale.
2878 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2880 Backport from mainline.
2881 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2883 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2885 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2887 Backport from 2012-06-28 mainline r189049
2890 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2891 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2892 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2893 avr_hard_regno_call_part_clobbered.
2895 2012-06-28 Richard Guenther <rguenther@suse.de>
2898 * expr.c (expand_expr_real_1): Verify if the type is complete
2899 before inspecting its size.
2901 2012-06-27 Nick Clifton <nickc@redhat.com>
2903 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2906 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2909 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2911 2012-06-26 Nick Clifton <nickc@redhat.com>
2913 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2915 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2918 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2919 of x x x in the vmovlps load alternative.
2921 2012-06-22 Richard Guenther <rguenther@suse.de>
2923 * gcov-iov.c: Include bconfig.h and system.h.
2925 2012-06-22 Richard Guenther <rguenther@suse.de>
2927 PR gcov-profile/53744
2928 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2930 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2932 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2933 DECL_IGNORED_P non-reg vars even if they are used.
2935 2012-06-19 Jason Merrill <jason@redhat.com>
2938 * dwarf2out.c (modified_type_die): Use scope_die_for.
2939 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2940 (uses_local_type_r, uses_local_type): New.
2941 (scope_die_for): Keep a type that uses a local type in local scope.
2942 Use get_context_die for namespace and type scope.
2944 2012-06-19 Richard Guenther <rguenther@suse.de>
2947 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2948 replace it with the first non-BLOCK context.
2950 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2952 PR rtl-optimization/53700
2954 Backport from mainline
2955 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2957 * ira-color.c (setup_left_conflict_sizes_p): Process all
2958 conflicting objects.
2960 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2962 Backport from mainline
2963 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2966 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2967 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2968 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2969 instead of xop_mulv2div2di3_low.
2970 (xop_p<macs>dql): Fix vec_select selector.
2971 (xop_p<macs>dqh): Ditto.
2972 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2973 (xop_mulv2div2di3_high): Ditto.
2975 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2977 Backport from mainline:
2978 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2980 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2982 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2984 Backport from mainline:
2985 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2987 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2988 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2989 MAX_PCREL17F_OFFSET instead of fixed offset.
2990 (pa_attr_length_call): Likewise.
2991 (pa_attr_length_indirect_call): Likewise.
2993 2012-06-15 Walter Lee <walt@tilera.com>
2995 Backport from mainline:
2996 2012-06-15 Walter Lee <walt@tilera.com>
2998 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3000 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3002 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3004 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3006 Backport from mainline:
3008 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3009 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3010 * gimple.h (block_in_transaction): Check for flag_tm.
3012 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3014 PR tree-optimization/52558
3016 Backport from mainline:
3017 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3018 * gimple.h (gimple_set_in_transaction): Remove.
3019 (gimple_in_transaction): Look in BB instead.
3020 (gimple_statement_base): Remove in_transaction field.
3021 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3022 * trans-mem.c (compute_transaction_bits): Place transaction bit
3023 information into basic blocks.
3025 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3027 PR tree-optimization/52558
3028 * cfg.c (alloc_aux_for_edge): Fix comment.
3029 (alloc_aux_for_edge): Remove static.
3030 * basic-block.h (alloc_aux_for_edge): Protoize.
3031 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3032 (execute_sm_if_changed_flag): New.
3033 (execute_sm_if_changed_flag_set): New.
3034 (execute_sm): Do not generate data races unless requested.
3035 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3036 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3037 * gimple.h (block_in_transaction): New.
3038 (gimple_in_transaction): Use block_in_transaction.
3040 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3042 Backported from mainline
3043 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3045 PR rtl-optimization/53589
3046 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3047 discovery even when e->dest != target. If any LABEL_REF points
3048 to e->dest label, redirect it to target's label.
3050 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3053 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3054 returns false, replace stmt with GIMPLE_NOP.
3055 (check_omp_nesting_restrictions): Instead of issuing warnings,
3056 issue errors and return false if any errors were reported.
3058 2012-06-14 Richard Guenther <rguenther@suse.de>
3060 * BASE-VER: Set to 4.7.2.
3061 * DEV-PHASE: Set to prerelease.
3063 2012-06-12 Christian Bruel <christian.bruel@st.com>
3066 * config/sh/sh.c (sh_option_override): Don't force
3067 flag_omit_frame_pointer and maccumulate_outgoing_args.
3068 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3070 2012-06-14 Release Manager
3072 * GCC 4.7.1 released.
3074 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3076 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3078 2012-06-13 Richard Henderson <rth@redhat.com>
3080 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3081 iterator instead of INT.
3083 2012-06-08 Richard Henderson <rth@redhat.com>
3086 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3087 note to a clobber insn when no other insn is available.
3089 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3092 * doc/invoke.texi (Wenum-compare): Update documentation.
3094 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3097 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3099 (altivec_stvlxl): Ditto.
3100 (altivec_stvrx): Ditto.
3101 (altivec_stvrxl): Ditto.
3103 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3106 * trans-mem.c (expand_block_edges): Do not skip the first
3107 statement when resetting the BB.
3109 2012-06-04 Richard Guenther <rguenther@suse.de>
3112 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3113 create new assembler names.
3115 2012-06-04 Richard Guenther <rguenther@suse.de>
3117 Backport from mainline
3118 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3121 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3122 larger than maxbits. Don't compute maxbits modulo align.
3123 Also check that unit bytes long store at bitpos / unit * unit
3124 doesn't affect bits beyond bitregion_end.
3125 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3126 would not fit into bitregion_start ... bitregion_end + 1 bit
3128 (store_split_bit_field): Decrease unit close to end of bitregion_end
3129 if access is restricted in order to avoid mutual recursion.
3131 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3133 Backport from 2012-06-04 mainline r188172
3136 * config/avr/avr-stdint.h: New file.
3137 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3140 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3142 PR tree-optimization/53550
3143 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3144 is POINTER_TYPE_P, use sizetype as step type instead of type.
3146 2012-06-04 Richard Guenther <rguenther@suse.de>
3147 Eric Botcazou <ebotcazou@adacore.com>
3149 Backport from mainline
3150 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3152 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3153 Change type of BITOFFSET to signed. Make sure the lower bound of
3154 the computed range is non-negative by adjusting OFFSET and BITPOS.
3155 (expand_assignment): Adjust call to get_bit_range.
3157 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3159 * expr.c (get_bit_range): Return the null range if the enclosing record
3160 is part of a larger bit field.
3162 2012-03-20 Richard Guenther <rguenther@suse.de>
3164 * stor-layout.c (finish_bitfield_representative): Fallback
3165 to conservative maximum size if the padding up to the next
3166 field cannot be computed as a constant.
3167 (finish_bitfield_layout): If we cannot compute the distance
3168 between the start of the bitfield representative and the
3169 bitfield member start a new representative.
3170 * expr.c (get_bit_range): The distance between the start of
3171 the bitfield representative and the bitfield member is zero
3172 if the field offsets are not constants.
3174 2012-03-16 Richard Guenther <rguenther@suse.de>
3176 * stor-layout.c (finish_bitfield_representative): Fall back
3177 to the conservative maximum size if we cannot compute the
3178 size of the tail padding.
3180 2012-03-14 Richard Guenther <rguenther@suse.de>
3182 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3183 * stor-layout.c (start_bitfield_representative): New function.
3184 (finish_bitfield_representative): Likewise.
3185 (finish_bitfield_layout): Likewise.
3186 (finish_record_layout): Call finish_bitfield_layout.
3187 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3188 for QUAL_UNION_TYPE fields.
3189 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3190 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3191 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3196 * expr.c (get_bit_range): Unconditionally extract bitrange
3197 from DECL_BIT_FIELD_REPRESENTATIVE.
3198 (expand_assignment): Adjust call to get_bit_range.
3200 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3203 * fold-const.c (fold_binary_loc): Refine previous change.
3205 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3207 Backport from mainline
3208 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3211 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3212 avoid going above orig insn. Update comments.
3214 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3216 Backport from mainline
3217 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3220 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3221 prologue for unwinder and profiler.
3223 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3225 Backport from mainline
3226 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3228 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3230 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3232 Backport from mainline
3233 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3235 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3236 DBX_REGISTER_NUMBER.
3238 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3240 Backport from mainline
3241 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3243 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3244 operand is CONST_INT. Take COSTS_N_INSNS into account.
3245 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3248 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3250 * config/avr/avr.opt (-msp8): Document it.
3251 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3253 2012-05-31 Richard Guenther <rguenther@suse.de>
3256 * expr.c (expand_assignment): Do not use movmisalign on
3259 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3262 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3263 (pa_section_type_flags): New.
3264 (pa_legitimate_constant_p): Revert previous change.
3266 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3268 Backport from mainline
3269 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3272 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3273 accessed indirectly.
3274 (ipa_tm_create_version): Same.
3276 2012-05-30 Jason Merrill <jason@redhat.com>
3279 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3280 about array compound literals.
3282 2012-05-30 Richard Guenther <rguenther@suse.de>
3285 * fold-const.c (fold_binary_loc): Make sure to call
3286 fold_plusminus_mult_expr with the original sign of operands.
3288 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3290 * explow.c (probe_stack_range): Restore simple control flow and stop
3291 again when the probe cannot be generated if HAVE_check_stack.
3293 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3295 PR rtl-optimization/53519
3296 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3297 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3299 2012-05-29 Richard Guenther <rguenther@suse.de>
3301 PR tree-optimization/53516
3302 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3304 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3306 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3308 Backport from mainline
3309 2012-05-28 Richard Guenther <rguenther@suse.de>
3311 PR tree-optimization/53438
3312 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3314 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3316 Backport from mainline
3317 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3319 PR rtl-optimization/52528
3320 * combine.c (can_combine_p): Add setting of subst_low_luid
3321 before call to expand_field_assignment().
3323 2012-05-26 Martin Jambor <mjambor@suse.cz>
3325 Backport from mainline
3326 2012-05-23 Martin Jambor <mjambor@suse.cz>
3328 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3330 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3333 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3334 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3336 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3339 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3340 (ix86_expand_vec_perm): Use int mode instead of float.
3342 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3345 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3346 gnu_ld variables to yes.
3347 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3348 (HAVE_GNU_AS): Likewise.
3349 * config.in: Regenerate.
3350 * configure: Likewise.
3352 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3354 Backport from mainline
3355 2012-03-12 Richard Guenther <rguenther@suse.de>
3356 * config/arm/arm.c (neon_dereference_pointer): Do not call
3357 covert during RTL expansion.
3359 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3361 Backport from mainline
3362 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3365 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3366 relied on signed overflow behavior.
3368 2012-05-24 Richard Guenther <rguenther@suse.de>
3371 * tree-profile.c (tree_profiling): Cleanup the CFG if
3372 execute_fixup_cfg requests it.
3374 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3376 PR tree-optimization/53465
3377 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3378 vr0 into *vr, then vrp_meet that.
3379 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3380 have any equivalences.
3381 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3384 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3386 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3388 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3389 (iterative_hash_gimple_type): Adjust comment.
3390 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3391 domain for an array type instead of the domain type itself.
3393 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3395 Backport from 2012-05-23 mainline r187803
3398 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3399 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3402 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3404 Backport from 2012-05-03 mainline r187075
3406 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3407 has_fma4 for AMD processors with both fma3 and fma4 support.
3409 2012-05-22 Richard Guenther <rguenther@suse.de>
3411 PR tree-optimization/53408
3412 * tree-vect-loop.c (vectorizable_induction): Properly check
3413 the restriction that we cannot handle induction results from
3414 the inner loop outside of the outer loop.
3416 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3418 PR tree-optimization/53436
3419 * omp-low.c (omp_build_component_ref): New function.
3420 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3422 PR tree-optimization/53366
3423 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3424 tests if complex_numbers == 2, but there are non-complex number loads
3427 PR tree-optimization/53409
3428 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3429 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3431 PR tree-optimization/53410
3432 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3433 instead of build_int_cst (type, 0) where vector types might be
3436 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3439 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3440 from folded operands before wrapping another around the
3441 conditional expression.
3443 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3444 Patrick Marlier <patrick.marlier@gmail.com>
3446 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3449 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3451 Backport from mainline
3452 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3455 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3456 (UNSPECV_RDRAND): This.
3457 (rdrand<mode>_1): Updated.
3459 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3461 Backport from mainline
3462 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3464 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3465 RDRND, F16C and FSGSBASE.
3467 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3469 Backport from mainline
3470 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3472 * tree-ssa-pre.c (can_value_number_call): Delete.
3473 (compute_avail): Skip all statements with side effects.
3474 <GIMPLE_CALL>: Skip calls to internal functions.
3476 2012-05-18 David S. Miller <davem@davemloft.net>
3478 Backport r185385 from mainline
3479 2012-03-14 Richard Guenther <rguenther@suse.de>
3482 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3483 element type instead of mode, use build_vector_type_for_mode
3484 instead of the langhook, build a vector of proper signedness.
3485 (expand_vector_operations_1): Adjust.
3487 2012-05-18 Olivier Hainque <hainque@adacore.com>
3489 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3490 $(libsubdir) as libexecsubdir.
3492 2012-05-16 Andrew Pinski <apinski@cavium.com>
3494 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3497 2012-05-16 David S. Miller <davem@davemloft.net>
3499 * jump.c (delete_related_insns): If we remove a CALL, make sure
3500 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3502 2012-05-16 Richard Henderson <rth@redhat.com>
3505 * combine-stack-adj.c (prev_active_insn_bb): New.
3506 (next_active_insn_bb): New.
3507 (force_move_args_size_note): New.
3508 (combine_stack_adjustments_for_block): Use it.
3510 2012-05-16 Olivier Hainque <hainque@adacore.com>
3512 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3513 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3514 Add comments and improve stamp preservation across the whole sequence.
3515 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3517 2012-05-16 Richard Guenther <rguenther@suse.de>
3519 PR tree-optimization/53364
3520 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3521 detect a view-conversion of the decl.
3523 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3526 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3527 that operands[2] is either immediate, or q_regs_operand.
3529 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3531 Backport r187139 from mainline.
3532 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3534 PR rtl-optimization/52804
3535 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3536 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3537 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3538 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3539 RELOAD_FOR_OUTADDR_ADDRESS.
3541 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3544 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3545 generate target register for "load" class builtins.
3548 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3551 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3552 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3553 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3554 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3555 (<sse>_movu<ssemodesuffix>): New expander.
3556 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3557 (avx_movdqu<avxmodesuffix>): New expander.
3558 (*sse2_movdqu): Rename from sse2_movdqu.
3559 (sse2_movdqu): New expander.
3561 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3563 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3564 lineno 1 the same as lineno 0 before first start file directive.
3565 (optimize_macinfo_range): Likewise.
3567 * dwarf2out.c (have_macinfo): Define.
3568 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3569 attribute, don't force empty compilation unit and don't emit any
3570 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3572 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3574 Backport from mainline
3575 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3577 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3578 ORDERED and UNORDERED conditions.
3580 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3582 * function.c (requires_stack_frame_p): If the function can throw
3583 non-call exceptions, return true if the insn can throw internally.
3585 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3587 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3588 DECL_ORIGINAL_TYPE if it is present.
3590 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3592 Backport from 2012-05-12 mainline r187342.
3595 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3596 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3597 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3598 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3599 (expand_prologue): Move initialization of cfun->machine->is_naked,
3600 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3601 (avr_set_current_function): ...this new static function.
3602 (TARGET_SET_CURRENT_FUNCTION): New define.
3603 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3604 checking attributes of current_function_decl.
3605 (avr_regs_to_save): Ditto.
3606 (signal_function_p): Rename to avr_signal_function_p.
3607 (interrupt_function_p): Rename to avr_interrupt_function_p.
3609 * doc/extend.texi (Function Attributes): Better explanation of
3610 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3613 2012-05-09 Matthias Klose <doko@ubuntu.com>
3615 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3617 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3620 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3621 when a constant source operand matches an "I" constraint, the "no
3622 CC0 change" applies to a register-destination only, not a
3623 strict_low_part-destination.
3625 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3627 Backport from mainline:
3628 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3630 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3632 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3634 PR tree-optimization/53239
3635 * tree-vrp.c (get_value_range): Set VR of
3636 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3639 2012-05-07 Richard Guenther <rguenther@suse.de>
3641 PR tree-optimization/53195
3642 * tree-inline.c (setup_one_parameter): Properly add referenced
3643 vars from the parameters new known value.
3645 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3647 Backport from mainline:
3648 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3651 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3654 2012-05-04 Ian Lance Taylor <iant@google.com>
3656 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3657 values from false to NULL.
3659 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3661 Backport from mainline
3662 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3665 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3666 (TARGET_CMOV): Rename from TARGET_CMOVE.
3667 (TARGET_CMOVE): New define.
3668 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3669 Do not set TARGET_CMOVE here.
3671 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3673 Backport from mainline:
3675 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3677 PR tree-optimization/52633
3678 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3679 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3680 (vect_recog_over_widening_pattern): Remove handling of code that was
3681 already detected as over-widening pattern. Remove special handling
3682 of "unsigned" cases. Instead, support general case of conversion
3683 of the shift result to another type.
3685 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3687 * tree-vect-patterns.c (vect_single_imm_use): New function.
3688 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3689 (vect_recog_over_widening_pattern): Likewise.
3690 (vect_recog_widen_shift_pattern): Likewise.
3692 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3694 PR tree-optimization/52870
3695 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3696 presumed pattern statement is within the same loop or basic block.
3698 2012-05-04 Richard Guenther <rguenther@suse.de>
3700 * common.opt (flto-report): Do not mark as Optimization.
3702 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3705 * recog.c (constrain_operands): If extra constraints are present, also
3706 accept pseudo-registers with equivalent memory locations during reload.
3708 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3710 Backport from the mainline
3711 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3714 * config/rs6000/rs6000.md (bswapdi splitters): If
3715 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3716 default) is used, generate an alternate sequence that does not
3717 depend on using indexed addressing.
3719 2012-05-03 David S. Miller <davem@davemloft.net>
3722 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3723 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3724 (sparc_emit_float_lib_cmp): Likewise.
3726 2012-05-04 Martin Jambor <mjambor@suse.cz>
3728 Backport from mainline
3729 2012-05-02 Martin Jambor <mjambor@suse.cz>
3732 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3733 of a variable when the contect is a function.
3735 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3738 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3739 append program name to it and pass that as first argument
3740 to make_relative_prefix. Always pass standard_libexec_prefix
3741 as last argument to make_relative_prefix. If
3742 make_relative_prefix returns NULL, fall back to
3743 standard_libexec_prefix.
3746 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3750 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3751 mode, return that mode.
3753 2012-05-03 Richard Guenther <rguenther@suse.de>
3755 PR tree-optimization/53144
3756 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3758 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3759 with SSA name values.
3760 (vn_reference_lookup_3): Adjust callers.
3762 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3764 PR tree-optimization/53163
3765 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3766 return value from compute_all_dependences.
3768 PR rtl-optimization/53160
3769 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3770 has been modified by ree pass already.
3772 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3774 Backport from mainline
3775 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3778 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3779 calls to cgraph_node_name in xstrdup.
3780 (ipa_make_edge_direct_to_target): Ditto.
3781 * tree-sra.c (convert_callers_for_node): Ditto.
3782 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3783 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3784 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3785 (cgraph_materialize_all_clones): Ditto.
3786 * ipa-inline.c (report_inline_failed_reason): Ditto.
3787 (want_early_inline_function_p): Ditto.
3788 (edge_badness): Ditto.
3789 (update_edge_key): Ditto.
3790 (flatten_function): Ditto.
3791 (ipa_inline): Ditto.
3792 (inline_always_inline_functions): Ditto.
3793 (early_inline_small_functions): Ditto.
3795 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3797 Backport from mainline
3798 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3800 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3801 Introduce emul_name to select the right linker emulation for
3802 powerpc64-*-freebsd*.
3803 * configure: Regenerate.
3804 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3805 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3806 * config/rs6000/freebsd64.h: New file.
3807 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3809 (rs6000_savres_strategy): Likewise.
3810 (rs6000_savres_routine_name): Likewise.
3811 (rs6000_elf_file_end): Likewise.
3812 * config/rs6000/t-freebsd64: New file.
3813 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3814 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3816 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3818 Backport from mainline
3819 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3822 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3824 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3826 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3827 predicate to discriminate types.
3829 2012-04-27 Richard Guenther <rguenther@suse.de>
3832 * convert.c (convert_to_integer): Avoid infinite recursion for
3833 target-defined built-in types.
3835 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3838 * config/cris/cris.md ("*andhi_lowpart_v32")
3839 ("*andqi_lowpart_v32"): Change first input-only operand from
3840 a (match_operand ...) to (match_dup 0). Drop alternatives with
3841 const_int-matching constraints for redundancy.
3842 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3843 three-operand alternative.
3845 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3847 Backport from mainline
3848 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3850 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3851 (*addsi_2_zext): Ditto.
3852 (*add<mode>_3): Ditto.
3853 (*addsi_3_zext): Ditto.
3854 (*add<mode>_5): Ditto.
3856 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3859 * c-typeck.c (set_nonincremental_init,
3860 set_nonincremental_init_from_string): Pass true instead of false
3861 as IMPLICIT to add_pending_init.
3863 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3865 Backport from 2012-04-24 mainline r186768.
3868 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3870 2012-04-24 Richard Guenther <rguenther@suse.de>
3872 PR tree-optimization/53085
3873 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3876 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3879 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3881 (output_addressed_constants): Likewise.
3884 * varasm.c (get_section): Don't ICE for section conflicts with
3885 built-in section kinds.
3887 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3889 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3891 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3893 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3895 2012-04-23 Richard Guenther <rguenther@suse.de>
3898 * c-typeck.c (build_binary_op): Fix typo.
3900 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3902 PR tree-optimizations/52891
3903 * tree-vect-patterns.c (adjust_bool_pattern): Use
3904 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3905 but with non-standard precision.
3907 2012-04-22 Ian Lance Taylor <iant@google.com>
3909 * godump.c (go_output_typedef): Dump size of structs.
3911 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3913 Backport from mainline:
3915 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3916 hints for 'A' operand types.
3918 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3920 Backport from 2012-04-19 mainline r186588.
3923 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3924 the case *(X+const).
3926 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3928 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3930 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3933 * config/i386/sync.md (atomic_<code><mode>): Rename to
3934 atomic_<logic><mode>.
3936 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3938 Backport from mainline
3939 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3942 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3943 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3944 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3945 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3946 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3947 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3948 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3949 gen_avx2_permvarv8sf.
3951 2012-04-16 Martin Jambor <mjambor@suse.cz>
3953 Backported from mainline
3955 2012-04-13 Martin Jambor <mjambor@suse.cz>
3958 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3959 fold_ctor_reference returns a zero constant.
3961 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3963 Backported from mainline
3964 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3966 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3967 and __ILP32__ for x32.
3969 2012-04-13 Tom de Vries <tom@codesourcery.com>
3971 Backport from mainline r186418.
3973 2012-04-13 Tom de Vries <tom@codesourcery.com>
3975 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3976 parameters vuse and vuse_escaped.
3977 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3978 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3981 2012-04-13 Richard Guenther <rguenther@suse.de>
3983 PR tree-optimization/52969
3984 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3985 the condition for the COND_EXPR and handle predicate negation
3986 by swapping the COND_EXPR arms.
3988 2012-04-13 Richard Guenther <rguenther@suse.de>
3991 * convert.c (convert_to_pointer): Remove special-casing of
3994 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3996 Backport from mainline
3997 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4000 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4001 the list of options to enable the FCFID instruction.
4002 (TARGET_EXTRA_BUILTINS): Adjust comment.
4004 2012-04-12 Richard Guenther <rguenther@suse.de>
4006 PR tree-optimization/52943
4007 * tree-chrec.h (chrec_is_positive): Remove.
4008 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4009 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4010 Return false for a constant zero instead of negative.
4011 (analyze_siv_subscript_cst_affine): Handle zero difference
4012 in the initial condition explicitely.
4014 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4017 * varasm.c (process_pending_assemble_externals): Set
4018 pending_assemble_externals_processed true.
4019 (assemble_external): Call assemble_external_real if the pending
4020 assemble externals have been processed.
4022 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4025 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4026 the DECL generated for the special GOT helper.
4028 2012-04-06 Walter Lee <walt@tilera.com>
4030 Backport from mainline
4031 2012-03-07 Walter Lee <walt@tilera.com>
4033 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4034 REG_CFA_* notes for the stack pointer.
4035 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4036 EH_RETURN_STACKADJ_RTX.
4037 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4038 generate REG_CFA_* notes for the stack pointer.
4039 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4040 by EH_RETURN_STACKADJ_RTX.
4042 2012-04-06 Matt Turner <mattst88@gmail.com>
4044 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4046 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4048 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4049 of the destination isn't also a FP_REGS register.
4051 2012-04-03 Richard Guenther <rguenther@suse.de>
4053 Backport from mainline
4054 2012-03-02 Richard Guenther <rguenther@suse.de>
4056 PR tree-optimization/52406
4057 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4058 (struct indices): Add unconstrained_base member.
4059 (struct dr_alias): Remove unused vops member.
4060 (DR_UNCONSTRAINED_BASE): New define.
4061 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4062 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4063 be an artificial access that covers the whole indexed object,
4064 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4065 plain decl base-objects to their MEM_REF variant.
4066 (dr_may_alias_p): When the base-object of either data reference
4067 has unknown size use only points-to information.
4068 (compute_affine_dependence): Make dumps easier to read and
4070 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4071 DR_REF when looking for packed references.
4072 (vect_supportable_dr_alignment): Likewise.
4074 2012-04-03 Richard Guenther <rguenther@suse.de>
4076 Backport from mainline
4077 2012-03-15 Richard Guenther <rguenther@suse.de>
4080 * tree-data-ref.c (subscript_dependence_tester_1): Check
4081 all dimensions for non-conflicting access functions.
4083 2012-04-03 Richard Guenther <rguenther@suse.de>
4085 Backport from mainline
4086 2012-03-06 Richard Guenther <rguenther@suse.de>
4089 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4091 2012-03-23 Richard Guenther <rguenther@suse.de>
4093 PR tree-optimization/52678
4094 * tree-vectorizer.h (struct _stmt_vec_info): Add
4095 loop_phi_evolution_part member.
4096 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4097 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4098 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4099 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4100 Use the cached evolution part and the PHI nodes value from
4101 the loop preheader edge instead of re-analyzing the evolution.
4103 2012-03-26 Richard Guenther <rguenther@suse.de>
4105 PR tree-optimization/52701
4106 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4107 compute and set the evolution part of PHI nodes.
4109 2012-03-30 Richard Guenther <rguenther@suse.de>
4111 PR tree-optimization/52754
4112 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4113 propagate arbitrary addresses into really plain dereferences.
4115 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4117 PR tree-optimization/52835
4118 * tree-data-ref.c (build_rdg): Return NULL if
4119 compute_data_dependences_for_loop failed.
4121 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4123 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4124 (stmt_can_make_abnormal_goto): Use it.
4125 (is_ctrl_altering_stmt): Likewise.
4127 2012-03-31 Martin Jambor <mjambor@suse.cz>
4129 Backported from mainline
4130 2012-03-30 Martin Jambor <mjambor@suse.cz>
4132 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4133 is a builtin_stack_save in a dominating BB.
4135 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4137 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4138 crossing 128bit lane boundary.
4140 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4142 Backported from mainline
4143 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4146 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4148 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4149 * config/i386/i386.c: Include reload.h.
4150 (ix86_legitimize_reload_address): New function.
4152 2012-03-28 Martin Jambor <mjambor@suse.cz>
4154 Backported from mainline
4155 2012-03-27 Martin Jambor <mjambor@suse.cz>
4158 * tree-sra.c (sra_modify_assign): Do not call
4159 load_assign_lhs_subreplacements when working with an unscalarizable
4162 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4165 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4166 __builtin_va_start to __builtin_next_arg if the latter is
4167 builtin_decl_explicit_p rather than when it is not.
4170 * tree-vect-generic.c (vector_element): Perform multiplication
4171 for pos in bitsizetype type instead of idx type.
4173 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4175 Backport from 2012-03-28 mainline r185910.
4178 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4179 (avr_builtin_decl): New static function.
4180 (struct avr_builtin_description, avr_bdesc): Move up.
4181 Add GTY marker. Add field fndecl. Remove redundant field id.
4182 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4183 (avr_expand_builtin): Code cleanup because .id is removed.
4185 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4188 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4191 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4193 Backport from 2012-03-28 mainline r185907.
4196 * config.gcc (tm_file): Remove avr/multilib.h.
4198 * doc/invoke.texi (AVR Options): Adjust
4199 documentation of -mtiny-stack.
4201 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4202 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4203 * config/avr/t-avr: Remove generation of multilib.h.
4204 * config/avr/t-multilib: Regenerate.
4205 * config/avr/multilib.h: Remove.
4206 * config/avr/avr.opt (-msp8): New option.
4207 (avr_sp8): New variable.
4208 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4209 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4210 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4211 (avr_device_to_sp8): New prototype.
4212 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4213 (DRIVER_SELF_SPECS): New define.
4214 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4215 __AVR_SP8__, __AVR_HAVE_SPH__.
4216 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4217 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4218 (avr_file_start): Ditto.
4220 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4223 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4224 instead of 8 in adjust_address.
4226 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4228 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4229 of a unit before computing the offset in units.
4231 2012-03-27 Richard Guenther <rguenther@suse.de>
4234 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4237 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4240 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4242 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4245 * varasm.c: Include pointer-set.h.
4246 (pending_assemble_externals_set): New pointer set.
4247 (process_pending_assemble_externals): Destroy the pointer set.
4248 (assemble_external): See if decl is in pending_assemble_externals_set,
4249 and add it to pending_assemble_externals if necessary.
4250 (init_varasm_once): Allocate pending_assemble_externals_set.
4252 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4254 Backported from mainline
4255 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4258 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4259 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4260 (vector_ltgt<mode>): Likewise.
4261 (vector_ordered<mode>): Likewise.
4262 (vector_unordered<mode>): Likewise.
4263 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4265 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4267 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4270 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4272 Backported from mainline
4273 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4277 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4278 GENERAL_REGS and FP_REGS for SImode.
4280 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4283 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4284 on any new_local_var_chain vars declared during recursing on
4285 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4287 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4289 Backport from 2012-03-22 mainline r185692.
4292 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4293 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4294 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4295 (delay_cycles_1, delay_cycles_2): Ditto.
4296 (delay_cycles_3, delay_cycles_4): Ditto.
4297 (nopv, *nopv): Ditto.
4298 (sleep, *sleep): Ditto.
4301 Backport from 2012-03-21 mainline r185605.
4303 PR rtl-optimization/52543
4305 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4306 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4307 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4308 (avr_load_libgcc_p): Restrict to __flash loads.
4309 (avr_out_lpm): Only handle 1-byte loads from __flash.
4310 (avr_load_lpm): New function.
4311 (avr_find_unused_d_reg): Remove.
4312 (avr_out_lpm_no_lpmx): Remove.
4313 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4314 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4315 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4316 (load_<mode>, load_<mode>_clobber): New insns.
4317 (mov<mode>): For multi-byte move from non-generic
4318 16-bit address spaces: Expand to load_<mode> resp.
4319 load_<mode>_clobber.
4320 (load<mode>_libgcc): Remove expander.
4321 (split-lpmx): Remove split.
4323 Backport from 2012-03-13 mainline r185329.
4326 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4327 offset (size) to a value the insns can deal with.
4328 (expand_epilogue): Ditto.
4330 Backport from 2012-03-12 mainline r185256.
4333 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4334 type from reg_class_t to enum reg_class.
4335 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4337 Backport from 2012-03-12 mainline r185253.
4340 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4341 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4342 r184615 from 2012-02-28.
4344 Backport from 2012-03-08 mainline r185105.
4346 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4347 for constants in [-63,63].
4349 Backport from 2012-03-08 mainline r185100.
4352 * config/avr/avr.c (avr_mem_clobber): New static function.
4353 (avr_expand_delay_cycles): Add memory clobber operand to
4354 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4355 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4356 (enable_interrupt, disable_interrupt): New expander.
4357 (nopv, sleep, wdr): New expanders.
4358 (delay_cycles_1): Add memory clobber.
4359 (delay_cycles_2): Add memory clobber.
4360 (delay_cycles_3): Add memory clobber.
4361 (delay_cycles_4): Add memory clobber.
4362 (cli_sei): New insn from former "enable_interrupt",
4363 "disable_interrupt" with memory clobber.
4364 (*wdt): New insn from former "wdt" with memory clobber.
4365 (*nopv): Similar, but for "nopv".
4366 (*sleep): Similar, but for "sleep".
4368 Backport from 2012-03-07 mainline r185043.
4371 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4373 Backport from 2012-03-07 mainline r185032.
4376 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4377 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4378 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4380 Backport from 2012-03-07 mainline r185031.
4383 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4385 * config/avr/avr.md (xload_8): Adjust insn length.
4387 Backport from 2012-03-07 mainline r185030.
4390 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4391 if RAMPZ affects reading from RAM.
4393 Backport from 2012-03-05 mainline r184919.
4395 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4397 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4399 Backport from mainline r185259.
4402 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4403 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4405 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4407 Backported from mainline
4408 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4411 * c-parser.c (c_parser_postfix_expression)
4412 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4414 * config/i386/smmintrin.h: Avoid /* within a comment.
4415 * config/i386/nmmintrin.h: Likewise.
4417 2012-03-22 Richard Guenther <rguenther@suse.de>
4419 * BASE-VER: Set to 4.7.1.
4420 * DEV-PHASE: Set to prerelease.
4422 2012-03-22 Release Manager
4424 * GCC 4.7.0 released.
4426 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4428 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4430 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4431 Andrew Pinski <apinski@cavium.com>
4434 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4435 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4436 calls instead of __builtin_ir{int,ound}*.
4438 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4441 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4444 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4446 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4447 Refer to GCC 4.7 version of c99status.html.
4449 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4451 Backport from mainline
4452 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4454 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4455 redefine to be NULL if the current bit-size is different from the
4456 configured bit-size.
4458 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4459 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4460 set the default tuning. Add asserts to make sure the cpu and tune
4461 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4462 test whether the index is set, instead of > 0.
4463 (rs6000_file_start): Do not reset the default cpu if the current
4464 bit-size is different from the configured bit-size.
4466 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4468 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4470 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4471 Update binutils references.
4472 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4473 Update binutils reference.
4474 Update Sun as/GNU ld caveat.
4475 Document binutils largefile requirement for LTO plugin.
4476 Remove reference to alternate libpthread.
4478 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4480 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4482 (Specific, mips-sgi-irix6): Likewise.
4484 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4486 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4487 * configure: Regenerate.
4489 2012-03-07 Richard Henderson <rth@redhat.com>
4491 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4492 * config/m68k/sync.md (atomic_test_and_set): Use it.
4493 (atomic_test_and_set_1): Likewise.
4495 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4498 * Makefile.in: Let install-gcc-ar depend on installdirs,
4499 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4500 Don't double canonicalize if cross-compiling.
4502 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4504 * trans-mem.c: New typedef for tm_region_p.
4505 Define vector types for tm_region_p.
4506 (tm_region_init): Replace region_worklist to a vector called
4509 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4512 * trans-mem.c (tm_region_init): Use last_basic_block.
4514 2012-03-05 Richard Henderson <rth@redhat.com>
4517 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4518 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4519 BIGGEST_ALIGNMENT is aligned.
4521 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4523 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4525 2012-03-05 Richard Henderson <rth@redhat.com>
4528 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4529 instead of calling negqi2 directly.
4531 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4533 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4534 (INTMAX_TYPE): Use it.
4535 (UINTMAX_TYPE): Likewise.
4536 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4537 (irix6_c_common_override_options): Declare.
4538 (C_COMMON_OVERRIDE_OPTIONS): Define.
4539 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4540 * config/mips/irix6-c.c: New file.
4541 * config/mips/t-irix6 (irix6-c.o): New target.
4542 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4545 2012-03-02 Richard Henderson <rth@redhat.com>
4547 * optabs.c (expand_atomic_test_and_set): Honor
4548 atomic_test_and_set_trueval even when atomic_test_and_set
4549 optab is not in use.
4551 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4553 Backport from mainline
4554 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4556 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4558 2012-03-02 Richard Guenther <rguenther@suse.de>
4560 * DEV-PHASE: Set to prerelease.
4562 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4564 * config.gcc (obsolete): Add all ARM targets using the FPA.
4565 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4566 * doc/install.texi: Avoid references to obsolete ARM ports.
4568 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4570 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4572 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4573 Joern Rennecke <joern.rennecke@embecosm.com>
4575 * doc/extend.texi: Expand and update information on interrupt
4576 attribute for Epiphany.
4578 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4580 * config/sh/sh-protos.h: Update copyright notice dates.
4581 * config/sh/sh.h: Likewise.
4582 * config/sh/sh.md: Likewise.
4583 * config/sh/constraints.md: Likewise.
4584 * config/sh/predicates.md: Likewise.
4586 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4588 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4589 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4591 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4593 * config/sh/constraints.md: Fix comment typo.
4595 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4598 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4599 unsigned HOST_WIDE_INT.
4600 (zvdep_imm64): Likewise.
4601 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4602 (vdepi_and): Likewise.
4603 Likewise for unamed 64-bit patterns.
4604 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4606 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4609 PR rtl-optimization/52417
4610 * cselib.c (cselib_any_perm_equivs): New variable.
4611 (cselib_reset_table): Check that it's not set when not
4612 preserving constants.
4613 (cselib_add_permanent_equiv): Set it.
4614 (cselib_have_permanent_equivalences): New.
4615 (cselib_init, cselib_finish): Reset it.
4616 * cselib.h (cselib_have_permanent_equivalences): Declare.
4617 * alias.c (get_addr): Restore earlier behavior when there
4618 aren't permanent equivalences.
4620 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4622 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4623 * config/v850/v850-modes.def: Fix copyright notice.
4625 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4627 * doc/extend.texi (AVR Built-in Functions): Document
4628 __builtin_avr_flash_segment.
4630 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4631 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4632 (*split.flash_segment): New insn-and-split.
4633 * config/avr/avr.c (avr_init_builtins): Add local variables:
4634 const_memx_void_node, const_memx_ptr_type_node,
4635 char_ftype_const_memx_ptr.
4637 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4639 PR tree-optimization/52445
4640 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4641 add ssa_name_ver, offset and size fields and change store field
4643 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4644 (add_or_mark_expr): Likewise. Only consider previous stores
4645 with the same size and offset.
4646 (nt_init_block): Only look at gimple_assign_single_p stmts,
4647 doesn't look at rhs2.
4649 2012-03-01 Richard Guenther <rguenther@suse.de>
4652 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4653 conversions from integral types to pointer types.
4655 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4657 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4658 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4659 unintentionally removed in r184616.
4661 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4663 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4666 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4667 Uros Bizjak <ubizjak@gmail.com>
4670 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4671 alternatives, add "e" constraint to the new last alternative
4672 and ! to last 3 alternatives.
4674 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4676 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4677 DW_AT_artificial attributes at the end of the processing.
4678 (gen_array_type_die): Likewise.
4679 (gen_enumeration_type_die): Likewise.
4680 (gen_struct_or_union_type_die): Likewise.
4681 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4684 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4687 * expr.c (expand_assignment): If doing misaligned store that doesn't
4688 cover all mode bits, perform a RMW cycle.
4690 PR tree-optimization/52429
4691 * tree-parloops.c (separate_decls_in_region_debug): Return early
4692 if var is LABEL_DECL.
4694 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4696 PR tree-optimization/52424
4697 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4698 calling dom_thread_across_edge.
4700 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4702 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4704 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4706 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4707 * config/avr/avr.c (avr_output_bld): Remove unused function.
4708 (avr_out_sbxx_branch): Use "%T" to print bit position.
4710 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4712 * config/avr/avr.md: Untabify.
4714 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4716 * config/avr/avr.md (eqne): New code iterator.
4717 (*dec-and-branchsi): Use it in text peephole's condition.
4718 (*dec-and-branchhi): Ditto.
4719 (*dec-and-branchqi): Ditto.
4721 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4724 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4725 the device does not have the skip-bug.
4727 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4729 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4730 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4731 -mpretend-cmove): New.
4733 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4736 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4737 doesn't count DEBUG_INSN refs.
4738 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4739 for DEBUG_INSN refs.
4741 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4745 2012-02-20 Richard Guenther <rguenther@suse.de>
4746 PR tree-optimization/52298
4747 * tree-vect-stmts.c (vectorizable_load): Properly use
4748 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4751 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4754 * gimple.h (gimple_in_transaction): New.
4755 (gimple_set_in_transaction): New.
4756 (struct gimple_statement_base): Add in_transaction field.
4757 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4759 (tree_ssa_lim_initialize): Compute transaction bits.
4760 * tree.h (compute_transaction_bits): Protoize.
4761 * trans-mem.c (tm_region_init): Use the heap to store BB
4763 (compute_transaction_bits): New.
4765 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4767 * gcc.c (display_help): Document --help=common and sort entries
4770 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4772 * doc/install.texi: Document check-$LANG specific shortcuts
4774 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4777 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4779 * config/arm/arm_neon.h: Regenerate.
4780 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4781 (neon_vcgeu): New insn.
4782 (neon_vcgtu): Likewise.
4783 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4784 (ops): Unsigned comparison intrinsics call a different
4787 2012-02-28 Richard Guenther <rguenther@suse.de>
4790 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4791 ordering for the VEC_CONCAT for two element vectors for
4792 V2SFmode, V2SImode and V2DImode.
4794 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4797 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4798 detecting big-endian triplets.
4800 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4802 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4803 mode if there is no type information available.
4805 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4807 PR tree-optimization/53207
4808 * doc/invoke.texi: Document as experimental and relying on graphite.
4810 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4812 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4813 of initializer to changes from r184614.
4815 2012-02-28 Richard Guenther <rguenther@suse.de>
4817 PR tree-optimization/52395
4818 * tree-sra.c (build_ref_for_offset): Also look at the base
4819 TYPE_ALIGN when figuring out the alignment of the replacement.
4821 2012-02-28 Richard Guenther <rguenther@suse.de>
4823 PR tree-optimization/52402
4824 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4825 mis-aligned types when creating the accesses at the call site.
4827 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4829 * config/avr/builtins.def: New file.
4830 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4831 * config/avr/avr.c (enum avr_builtin_id): Use it.
4832 (avr_init_builtins): Use it. And use avr_bdesc.
4833 (bdesc_1arg): Remove.
4834 (bdesc_2arg): Remove.
4835 (bdesc_3arg): Remove.
4836 (struct avr_builtin_description): Add field n_args.
4837 (avr_bdesc): New static variable using builtins.def.
4838 (avr_expand_builtin): Use it.
4839 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4840 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4841 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4843 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4846 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4847 match only one single hard register with respective hard reg rtx.
4848 (movmemx_<mode>): Ditto.
4849 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4850 insn anatomy of movmem[x]_<mode>.
4851 (avr_out_movmem): Same for printing assembler and operand usage.
4853 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4857 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4858 address spaces located outside of device flash.
4860 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4861 (mcu_type_s): Add field n_flash.
4862 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4863 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4864 (AVR_MCU): Add N_FLASH argument.
4865 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4866 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4867 macro __FLASH<n> if that address space makes sense for the device.
4868 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4869 outside of target flash.
4870 (avr_asm_named_section): Ditto.
4871 (avr_asm_select_section): Ditto.
4872 (avr_addr_space_convert): Ditto.
4873 (avr_emit_movmemhi): Ditto.
4874 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4875 address space is outside of device flash.
4876 (avr_insert_attributes): Ditto.
4877 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4878 avr_current_arch->n_segments.
4880 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4883 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4885 (*movabs<mode>_2): Likewise.
4887 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4890 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4891 s_register_operand in the test instead of REG_P. Don't call
4892 gen_reg_rtx if it won't be used.
4894 PR tree-optimization/52376
4895 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4897 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4899 * ifcvt.c (noce_get_condition): Check condition variable is not
4900 small_register_classes_for_mode_p before accepting.
4902 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4904 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4906 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4909 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4910 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4912 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4914 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4916 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4918 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4920 * config/sh/predicates.md: Remove blank lines.
4921 * config/sh/sh.c: Fix typos in comments.
4922 * config/sh/constraints.md: Likewise.
4923 * config/sh/sh.md: Remove blank lines.
4924 Fix typos in comments. Use ;; as comment characters.
4926 2012-02-26 Walter Lee <walt@tilera.com>
4928 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4929 (replace_mov_pcrel_step2): Ditto.
4931 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4934 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4935 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4936 and locs that reference values newer than the non-canonical value
4937 at hand. Return the canonical value as a worst case.
4938 (memrefs_conflict_p): Walk canonical value's locs.
4941 * cselib.c (preserve_only_constants): Rename to...
4942 (preserve_constants_and_equivs): ... this. Split out...
4943 (invariant_or_equiv_p): ... this. Preserve plus expressions
4944 of other preserved expressions too.
4945 (cselib_reset_table): Adjust.
4946 * var-tracking.c (reverse_op): Use canonical value to build
4949 2012-02-23 Kai Tietz <ktietz@redhat.com>
4951 * config/i386/i386.c (ix86_delegitimize_address): Handle
4952 UNSPEC_PCREL plus displacement.
4954 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4957 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4958 to test for unusedness in st X addressing.
4960 2012-02-24 Richard Guenther <rguenther@suse.de>
4963 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4964 (is_gimple_reg_type): Move inline ...
4965 * gimple.h (is_gimple_reg_type): ... here.
4967 2012-02-24 Richard Guenther <rguenther@suse.de>
4970 * passes.c (execute_function_todo): When verifying SSA form
4971 verify gimple form first.
4972 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4974 2012-02-24 Richard Guenther <rguenther@suse.de>
4977 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4978 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4980 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4982 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4984 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4986 * tree-phinodes.c (make_phi_node): Mark static.
4987 * tree-flow.h (make_phi_node): Remove extern decl.
4988 * doc/gimple.texi (make_phi_node): Remove documentation.
4990 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4992 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4993 * tree-ssa-sccvn.c (print_scc): Ditto.
4995 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4997 * doc/passes.texi (Full redundancy elimination): Fix typo.
4999 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5001 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5003 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5006 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5008 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5011 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5013 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5015 * config/avr/avr.md (code_stdname): Add ior, xor.
5016 (xior): New code iterator.
5017 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5018 (*<code_stdname><mode>qi.byte1-3): Ditto.
5020 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5022 PR tree-optimization/52019
5023 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5026 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5028 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5029 HAVE_INITFINI_ARRAY to work around namespace pollution in
5030 certain versions of newlib system headers.
5031 * config.in: Regenerate.
5032 * configure: Regenerate.
5033 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5034 instead of HAVE_INITFINI_ARRAY.
5036 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5039 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5040 is not offsettable memory reference.
5042 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5045 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5046 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5048 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5050 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5051 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5053 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5055 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5056 library on Solaris 8 even without TLS support.
5057 * configure: Regenerate.
5059 2012-02-22 Richard Guenther <rguenther@suse.de>
5062 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5063 for GIMPLE_DEBUG stmts.
5065 2012-02-22 Martin Jambor <mjambor@suse.cz>
5068 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5069 according to the base object.
5071 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5073 PR rtl-optimization/50063
5074 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5075 and 2 (8-bit SP) in operand 2.
5076 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5077 setup to use movhi_sp_r instead of vanilla move to write SP.
5078 Adjust REG_CFA notes to superseed unspec.
5079 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5081 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5082 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5083 irq_state 1 (IRQ known to be on) here.
5085 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5087 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5089 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5090 assign_hard_reg): Likewise.
5092 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5094 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5096 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5099 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5100 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5102 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5104 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5105 prototype from here to...
5106 * config/avr/avr.h: ...here.
5108 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5111 * thumb2.md (thumb2_shiftsi3_short): Split register and
5112 immediate shifts. For register shifts tie operands 0 and 1.
5113 (peephole2 for above): Check that register-controlled shifts
5114 have suitably tied operands.
5116 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5119 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5120 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5121 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5122 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5123 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5124 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5125 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5126 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5127 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5128 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5129 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5130 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5131 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5132 bdver1_ssevector_avx256_unaligned_load,
5133 bdver1_ssevector_sse128_unaligned_load,
5134 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5135 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5136 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5137 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5138 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5139 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5140 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5141 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5142 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5143 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5144 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5145 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5146 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5147 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5148 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5149 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5150 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5151 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5152 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5153 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5154 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5155 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5156 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5157 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5158 bdver1_ssediv_double_load, bdver1_ssediv_double,
5159 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5160 Add "bdver2" attribute.
5162 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5164 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5165 default if possible and not specified otherwise.
5167 2012-02-21 Richard Guenther <rguenther@suse.de>
5170 * gimplify.c (create_tmp_from_val): Use the main variant type
5171 for the type of the temporary we create.
5173 2012-02-21 Richard Guenther <rguenther@suse.de>
5175 PR tree-optimization/52324
5176 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5177 do not gimplify a MEM_REF address operand if it is already
5180 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5182 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5183 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5185 2012-02-21 Richard Guenther <rguenther@suse.de>
5187 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5188 nested_in_vect_loop.
5190 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5192 PR tree-optimization/52318
5193 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5194 vdef also to non-pure/const call stmts in the sequence.
5196 2012-02-20 David S. Miller <davem@davemloft.net>
5198 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5199 don't use the "rd %pc" instruction on v9 for PIC register loads.
5201 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5204 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5205 in a transaction safe function.
5207 2012-02-20 Kai Tietz <ktietz@redhat.com>
5210 * stor-layout.c (place_field): Handle desired_align for
5213 2012-02-20 Richard Guenther <rguenther@suse.de>
5215 PR tree-optimization/52298
5216 * tree-vect-stmts.c (vectorizable_store): Properly use
5217 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5219 (vectorizable_load): Likewise.
5220 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5221 Access DR_STEP after ensuring it is not NULL.
5223 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5225 PR tree-optimization/52286
5226 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5227 optimization use double_int_to_tree instead of build_int_cst_wide,
5228 rewrite to use double_int vars.
5230 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5233 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5235 Remove -e 0 from $gcc_cv_ld invocation.
5236 Only use __GLIBC_PREREQ if defined.
5237 Enable on Solaris since Solaris 8 patch.
5238 (gcc_SUN_LD_VERSION): New macro.
5239 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5240 gcc_SUN_LD_VERSION for version number format.
5241 * configure: Regenerate.
5242 * varasm.c (get_elf_initfini_array_priority_section): Set
5243 SECTION_NOTYPE for non-default priority.
5244 Use get_section instead of get_unnamed_section to emit
5245 .init_array/.fini_array with default priority.
5247 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5249 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5250 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5251 (mips_start_unique_function, mips_output_mips16_rdhwr)
5252 (mips_code_end): New functions.
5253 (TARGET_ASM_CODE_END): Define.
5255 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5257 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5258 to stubs with non-sibling calls.
5260 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5262 * doc/invoke.texi (-fira-* options): Copy-edit.
5263 (ira-* parameters): Copy-edit.
5265 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5267 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5268 GCC coding conventions.
5270 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5272 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5273 when used as adjectives.
5275 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5277 * doc/invoke.texi: Clean up "that"/"which" confusion.
5279 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5281 * system.h: Poison SMALL_REGISTER_CLASSES
5282 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5283 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5285 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5287 PR tree-optimization/52285
5288 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5289 when deciding if a call is a tail call or tail recursion.
5291 2012-02-16 Kai Tietz <ktietz@redhat.com>
5293 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5294 interger-constant displacement for UNSPEC_PCREL.
5296 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5298 PR rtl-optimization/52208
5299 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5300 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5302 PR tree-optimization/52255
5303 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5304 loop->header has virtual PHI, but exit_e->dest doesn't, add
5305 virtual PHI to exit_e->dest and adjust all uses after the loop.
5308 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5309 children with clone_tree_hash, not after it.
5311 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5313 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5314 extended identifiers.
5316 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5319 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5320 a same_body_alias, also test whether e->callee isn't a former
5321 or current clone of the decl this is a same body alias of.
5323 PR translation/52264
5324 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5326 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5328 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5330 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5333 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5334 force_reg instead of copy_to_reg for better optimization. Force
5335 non-register or memory operands into a register.
5337 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5339 * extend.texi: Reserve upper bits of memory model for future use.
5341 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5342 Anatoly Sokolov <aesok@post.ru>
5343 Eric Weddington <eric.weddington@atmel.com>
5346 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5347 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5348 Rewrite initializers for .macro.
5349 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5350 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5351 atxmega32d4, atxmega32x1.
5352 avrxmega4: atxmega64a3, atxmega64d3.
5353 avrxmega5: atxmega64a1, atxmega64a1u.
5354 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5355 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5356 avrxmega7: atxmega128a1, atxmega128a1u.
5357 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5358 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5359 (struct base_arch_s): Rename reserved to xmega_p.
5360 Rename reserved2 to have_rampd.
5361 (AVR_XMEGA): New define.
5362 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5363 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5364 * config/avr/predicates.md (io_address_operand): Take into
5366 (low_io_address_operand): Ditto.
5367 (high_io_address_operand): Ditto.
5368 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5369 (enabled, movhi_sp_r): Use them.
5370 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5371 cpp_define_formatted to built-in define __AVR_ARCH__.
5372 (__AVR_XMEGA__): New built-in define.
5373 (__AVR_HAVE_RAMPD__): New built-in define.
5374 (__AVR_HAVE_RAMPX__): New built-in define.
5375 (__AVR_HAVE_RAMPY__): New built-in define.
5376 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5378 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5379 (avr_option_override): Initialize them.
5380 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5381 (avr_init_expanders): Initialize them. No more block several calls.
5382 (emit_push_sfr): New static function.
5383 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5385 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5386 (avr_print_operand): Print addreeses as symbols for
5387 RAMPX, RAMPY, RAMPD, CCP.
5388 (output_movhi): Handle AVR_XMEGA when writing to SP.
5389 (avr_out_movhi_mr_r_xmega): New static function.
5390 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5391 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5392 __RAMPD__, __CCP__ as needed.
5394 * config/avr/multilib.h: Regenerate.
5395 * config/avr/t-multilib: Regenerate.
5396 * config/avr/avr-tables.opt: Regenerate.
5398 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5400 PR tree-optimization/50561
5401 * graphite-flattening.c (lst_project_loop): Do not
5402 remove old scattering dimensions after flattening.
5403 (lst_do_flatten): Likewise.
5405 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5407 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5408 __builtin_avr_map8, __builtin_avr_map16.
5409 Document __builtin_avr_insert_bits.
5411 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5412 (insert_bits): New insn.
5413 (adjust_len.map_bits): Rename to insert_bits.
5414 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5415 * avr-protos.h (avr_out_map_bits): Remove.
5416 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5417 * config/avr/constraints.md (Cxf,C0f): New.
5418 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5419 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5420 New built-in define __BUILTIN_AVR_INSERT_BITS.
5421 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5422 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5423 (avr_move_bits): Rewrite.
5424 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5426 (avr_map_op_t): New typedef.
5427 (avr_map_op): New static variable.
5428 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5429 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5430 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5431 (bdesc_3arg, avr_expand_triop_builtin): New.
5432 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5433 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5434 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5435 (avr_map_equal_p, avr_map_sig_p): Remove.
5436 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5437 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5438 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5439 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5440 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5441 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5443 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5445 * config/c6x/c6x.md (reserve_cycles): New attribute.
5446 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5447 don't reserve functional units after the branch occurs.
5449 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5452 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5453 functions into non-tm_pure functions.
5455 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5458 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5459 (iterative_hash_canonical_type): Likewise.
5460 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5463 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5465 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5466 sched-group insn, it either remains alone or the entire list is pruned.
5468 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5470 * doc/install.texi (Prerequisites): Fix grammar.
5471 (Configuration): Likewise.
5473 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5475 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5476 MPC as part of GCC before describing configuring with --with-gmp etc.
5477 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5478 sources are present.
5480 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5483 * dwarf2out.c (clone_tree_hash): New function.
5484 (copy_decls_walk): Use it instead of clone_tree.
5486 2012-02-14 Richard Guenther <rguenther@suse.de>
5488 PR tree-optimization/52244
5489 PR tree-optimization/51528
5490 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5491 replacements for integral types.
5493 2012-02-14 Walter Lee <walt@tilera.com>
5495 * config.gcc: Handle tilegx and tilepro.
5496 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5498 Add HAVE_AS_TLS check for tilegx and tilepro.
5499 * configure: Regenerate.
5500 * doc/contrib.texi: Add Mat Hostetter and self.
5501 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5502 Document instruction intrinsics and network accessing intrinsics.
5503 (TILEPro Built-in Functions): New node. Document instruction
5504 intrinsics and network accessing intrinsics.
5505 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5506 (Specific, tilepro-*-linux*): Likewise.
5507 * doc/invoke.texi (TILE-Gx Options): New section.
5508 (TILEPro Options): New section.
5509 * doc/md.texi (TILE-Gx): New section.
5510 (TILEPro): New section.
5511 * common/config/tilegx/tilegx-common.c: New file.
5512 * common/config/tilepro/tilepro-common.c: New file.
5513 * config/tilegx/constraints.md: New file.
5514 * config/tilegx/linux.h: New file.
5515 * config/tilegx/mul-tables.c: New file.
5516 * config/tilegx/predicates.md: New file.
5517 * config/tilegx/sync.md: New file.
5518 * config/tilegx/t-tilegx: New file.
5519 * config/tilegx/tilegx-builtins.h: New file.
5520 * config/tilegx/tilegx-c.c: New file.
5521 * config/tilegx/tilegx-generic.md: New file.
5522 * config/tilegx/tilegx-modes.def: New file.
5523 * config/tilegx/tilegx-multiply.h: New file.
5524 * config/tilegx/tilegx-protos.h: New file.
5525 * config/tilegx/tilegx.c: New file.
5526 * config/tilegx/tilegx.h: New file.
5527 * config/tilegx/tilegx.md: New file.
5528 * config/tilegx/tilegx.opt: New file.
5529 * config/tilepro/constraints.md: New file.
5530 * config/tilepro/gen-mul-tables.cc: New file.
5531 * config/tilepro/linux.h: New file.
5532 * config/tilepro/mul-tables.c: New file.
5533 * config/tilepro/predicates.md: New file.
5534 * config/tilepro/t-tilepro: New file.
5535 * config/tilepro/tilepro-builtins.h: New file.
5536 * config/tilepro/tilepro-c.c: New file.
5537 * config/tilepro/tilepro-generic.md: New file.
5538 * config/tilepro/tilepro-modes.def: New file.
5539 * config/tilepro/tilepro-multiply.h: New file.
5540 * config/tilepro/tilepro-protos.h: New file.
5541 * config/tilepro/tilepro.c: New file.
5542 * config/tilepro/tilepro.h: New file.
5543 * config/tilepro/tilepro.md: New file.
5544 * config/tilepro/tilepro.opt: New file.
5546 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5548 PR tree-optimization/52210
5549 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5550 vect_model_simple_cost with two entry vect_def_type array instead
5551 of an address of dt.
5553 2012-02-14 Richard Guenther <rguenther@suse.de>
5556 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5557 Do not stream DECL_QUALIFIER.
5558 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5559 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5560 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5562 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5565 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5568 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5571 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5572 * cselib.c (cselib_subst_to_values_from_insn): New function.
5573 * sched-deps.c (add_insn_mem_dependence,
5574 sched_analyze_1, sched_analyze_2): Use it.
5576 2012-02-13 Jan Hubicka <jh@suse.cz>
5579 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5581 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5583 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5584 (GTM_SELF_SPECS): Define if not already defined.
5585 (driver_self_specs): Add GTM_SELF_SPECS.
5586 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5587 (GTM_SELF_SPECS): Define.
5588 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5589 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5591 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5593 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5596 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5599 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5600 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5602 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5605 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5607 2012-02-13 Richard Guenther <rguenther@suse.de>
5609 PR translation/52211
5610 * passes.c (enable_disable_pass): Fix typo.
5612 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5615 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5616 XOR for reduce_bit_field if type is unsigned.
5618 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5620 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5621 disallow changes from SFmode to mode with different size in FP regs.
5623 2012-02-12 Robert Millan <rmh@gnu.org>
5624 Gerald Pfeifer <gerald@pfeifer.com>
5626 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5629 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5631 PR rtl-optimization/52175
5632 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5633 to frame-related instructions.
5635 2012-02-10 Jason Merrill <jason@redhat.com>
5638 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5639 (demangle_new_symbols): Fill it.
5640 (scan_linker_output): Walk it.
5641 (start_tweaking): Split out from scan_linker_output.
5642 (maybe_tweak): Update sym->chosen.
5643 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5645 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5648 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5650 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5652 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5653 having the same mode as previous compare.
5655 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5657 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5658 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5659 (nonlocal_goto_internal): Likewise.
5660 (nonlocal_goto): Emit a use and an indirect jump directly.
5662 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5665 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5666 __atomic_{is,always}_lock_free.
5668 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5671 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5672 negative constant address for x32.
5674 2012-02-10 Richard Henderson <rth@redhat.com>
5676 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5677 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5678 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5680 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5681 Ira Rosen <irar@il.ibm.com>
5683 PR tree-optimization/50031
5684 * targhooks.c (default_builtin_vectorization_cost): Handle
5686 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5687 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5688 all types of reduction and pattern statements.
5689 (vect_estimate_min_profitable_iters): Likewise.
5690 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5691 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5692 for explicit realigns.
5693 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5694 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5696 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5697 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5698 vec_perm for VSX and handle vec_promote_demote.
5700 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5703 * builtins.c (fold_builtin_atomic_always_lock_free,
5704 expand_builtin_atomic_always_lock_free,
5705 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5706 Return and/or test boolean_true_node/boolean_false_node instead of
5707 integer_one_node/integer_zero_node.
5709 2012-02-10 Jan Hubicka <jh@suse.cz>
5712 * predict.c (predict_paths_for_bb): Prevent looping.
5713 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5715 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5717 * config/arm/arm.c (output_move_double): In one case properly
5718 count number of instructions that will be emitted.
5720 2012-02-10 Richard Guenther <rguenther@suse.de>
5722 PR translation/52193
5723 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5725 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5728 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5730 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5733 * var-tracking.c (emit_note_insn_var_location): If
5734 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5735 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5736 non-NOTE_DURING_CALL_P insn.
5738 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5741 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5743 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5746 * gcc.c (switch_matches) Support switches with separated form,
5749 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5751 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5753 (RAMPZ_ADDR): Ditto.
5754 * config/avr/avr.c (avr_addr_t): New typedef.
5755 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5756 (avr_init_expanders): Initialize it.
5757 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5759 (expand_epilogue): Ditto.
5760 (avr_print_operand): Ditto.
5761 (avr_file_start): Ditto.
5762 (avr_emit_movmemhi): Ditto.
5764 2012-02-08 Richard Guenther <rguenther@suse.de>
5766 PR tree-optimization/46886
5767 * tree-flow.h (do_while_loop_p): Declare.
5768 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5769 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5771 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5773 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5774 always succeed for integers larger than a native word.
5776 2012-02-08 Richard Guenther <rguenther@suse.de>
5778 PR rtl-optimization/52170
5779 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5780 properly handle integer vector modes.
5782 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5784 PR gcov-profile/52150
5785 * coverage.c: Include target.h.
5786 (build_var): Call targetm.strip_name_encoding on the assembler name.
5787 Change one _ into . or $ if the target allows it.
5788 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5790 PR rtl-optimization/52139
5791 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5792 is a BARRIER after emit_insn_after_noloc, move BB_END
5793 to the last non-BARRIER insn before it.
5795 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5798 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5799 (mips_gimplify_va_arg_expr): Call it instead of
5800 std_gimplify_va_arg_expr.
5802 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5804 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5805 message for -mno-pointers-to-nested-function.
5807 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5810 * expr.c (get_inner_reference): If there is an offset, add a negative
5811 bit position to it (if any).
5813 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5815 PR rtl-optimization/52060
5816 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5817 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5818 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5819 and/or i0src_copy2 when needed.
5821 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5823 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5824 or LTOPLUGINSONAME if have_c.
5826 * config/freebsd-spec.h: Add comment about what macros can be defined
5828 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5829 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5832 2012-02-07 Richard Guenther <rguenther@suse.de>
5834 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5835 newline in -alias dumps.
5837 2012-02-07 Kai Tietz <ktietz@redhat.com>
5838 Dave Korn <dave.korn.cygwin@gmail.com>
5841 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5842 Take care that typinfo gets dllexport-attribute.
5844 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5847 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5848 if modifier < EXPAND_SUM call force_operand on the result.
5850 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5852 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5853 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5855 (epiphany_function_type): Replace types for specific interrupts with
5856 EPIPHANY_FUNCTION_INTERRUPT.
5857 (EPIPHANY_INTERRUPT_P): Update.
5858 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5859 New static function.
5860 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5861 <disinterrupt>: Affects type identity.
5862 (epiphany_handle_interrupt_attribute): Handle variable number of
5864 (epiphany_compute_function_type): Update for new
5865 epiphany_function_type definition.
5866 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5867 handlers with a longcall forwarder.
5868 (epiphany_start_function): Handle multiple interrupt arguments and/or
5869 forwarder_section attribute.
5871 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5874 2012-02-07 Alan Modra <amodra@gmail.com>
5877 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5880 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5882 PR tree-optimization/50969
5883 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5884 use vec_perm rather than vector_stmt.
5885 (vect_model_load_cost): Likewise.
5886 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5887 vec_perm to be the same as other vector statements.
5888 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5889 cost of vec_perm for TARGET_VSX.
5891 2012-02-06 Richard Guenther <rguenther@suse.de>
5893 PR tree-optimization/52115
5894 * tree-sra.c (access_has_replacements_p): New function.
5895 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5897 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5900 * trans-mem.c (expand_call_tm): Add an assertion.
5901 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5904 2012-02-06 Richard Guenther <rguenther@suse.de>
5906 PR tree-optimization/50955
5907 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5908 raise cost of expressions that replace an address with an
5909 expression based on a different pointer.
5911 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5914 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5915 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5917 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5920 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5921 -Weffc++ and specify guidelines come from second edition.
5923 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5925 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5926 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5927 (call_direct_split, call_value_split, call_value_internal_direct)
5928 (call_value_direct_split, call_value_multiple_split): Use jal and
5929 jal_macro attributes.
5931 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5933 * reload1.c (reload_regs_reach_end_p): Replace with...
5934 (reload_reg_rtx_reaches_end_p): ...this function.
5935 (new_spill_reg_store): Update commentary.
5936 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5937 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5938 before setting new_spill_reg_store.
5939 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5940 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5941 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5942 for non-spill reload registers.
5944 2012-02-05 Ira Rosen <irar@il.ibm.com>
5946 PR tree-optimization/52091
5947 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5948 (vect_is_simple_use_1): Likewise.
5949 * tree-vect-loop.c (vectorizable_reduction): Update calls
5950 to vect_is_simple_use_1 and vect_is_simple_use.
5951 (vectorizable_live_operation): Likewise.
5952 * tree-vect-patterns.c (widened_name_p,
5953 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5954 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5955 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5956 vectorizable_shift,vectorizable_operation, vectorizable_store,
5957 vectorizable_load): Likewise.
5958 (vect_is_simple_cond): Add an argument, pass it to
5959 vect_is_simple_use_1.
5960 (vectorizable_condition): Update calls to vect_is_simple_cond,
5962 (vect_is_simple_use): Add an argument, the statement in which
5963 OPERAND is used. Check that if OPERAND's def stmt is a double
5964 reduction phi node, the use is a phi node too.
5965 (vect_is_simple_use_1): Add an argument, pass it to
5967 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5968 to vect_is_simple_use.
5970 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5972 PR rtl-optimization/52095
5973 * modulo-sched.c (dump_insn_locator): New function.
5974 (loop_canon_p, sms_schedule): Use it.
5976 PR rtl-optimization/52113
5977 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5978 even for decomposable shift/zext insns.
5980 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5981 Zdenek Dvorak <ook@ucw.cz>
5983 PR rtl-optimization/52092
5984 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5985 on get_iv_value result.
5987 2012-02-02 Andrew Pinski <apinski@cavium.com>
5991 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5993 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5996 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5998 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6000 PR rtl-optimization/49800
6001 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6002 (sched_finish): Call regstat_free_n_sets_and_refs.
6004 2012-02-02 Jia Liu <proljc@gmail.com>
6006 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6009 2012-02-02 Jan Hubicka <jh@suse.cz>
6010 Tom de Vries <tom@codesourcery.com>
6013 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6014 * varpool.c (varpool_analyze_pending_decls): Likewise.
6016 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6017 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6019 * config.gcc: Add cr16-* support.
6021 * doc/extend.texi: Document cr16 extensions.
6022 * doc/install.texi: Document cr16 install.
6023 * doc/invoke.texi: Document cr16 options.
6024 * doc/md.texi: Document cr16 constraints.
6026 * common/config/cr16/cr16-common.c: New file.
6027 * config/cr16/cr16.c: New file.
6028 * config/cr16/cr16.h: New file.
6029 * config/cr16/cr16.md: New file.
6030 * config/cr16/cr16.opt: New file.
6031 * config/cr16/cr16-protos.h: New file.
6032 * config/cr16/predicates.md: New file.
6033 * config/cr16/constraints.md: New file.
6034 * config/cr16/t-cr16: New file.
6036 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6039 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6040 that operands[2] is either immediate, or q_regs_operand.
6042 PR tree-optimization/52073
6043 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6044 a pattern stmt for pattern uses, ignore uses outside of the loop.
6046 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6048 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6049 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6050 (OUT_AS1, OUT_AS2): Remove.
6052 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6054 PR rtl-optimization/51374
6055 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6056 to cross other volatile_refs_p insns.
6058 2012-02-01 Richard Guenther <rguenther@suse.de>
6060 * doc/invoke.texi (fno-inline): Clarify documentation.
6061 (finline-small-functions): Likewise.
6062 (finline-functions): Likewise.
6063 * common.opt (finline): Adjust comment and documentation.
6064 (finline-small-functions): Clarify documentation.
6065 (finline-functions): Likewise.
6066 (finline-functions-called-once): Likewise.
6068 2012-02-01 Tristan Gingold <gingold@adacore.com>
6070 * c-typeck.c (composite_type): Keep mode for pointers.
6072 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6074 * function.h (regno_reg_rtx): Adjust comment.
6075 * reginfo.c (init_reg_modes_target): Only use the previous mode
6076 if it fits within one register. Remove MIPS comment.
6078 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6081 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6083 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6085 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6086 to srak instruction.
6088 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6090 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6092 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6097 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6099 2012-01-31 Richard Guenther <rguenther@suse.de>
6101 PR tree-optimization/51528
6102 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6105 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6110 * ree.c (add_removable_extension): Change def_map argument
6111 to unsigned *, store in def_map 1 + offset into *insn_list vector
6112 instead of pointers into the vector.
6113 (find_removable_extensions): Adjust caller.
6115 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6117 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6118 Transform all "* quoted-c-code" to { c-code }.
6119 Remove redundant test for "optimize" in combine patterns.
6120 Move (include "avr-dimode.md") to end of file.
6122 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6125 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6126 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6128 2012-01-30 Richard Guenther <rguenther@suse.de>
6130 PR tree-optimization/52028
6131 * tree-loop-distribution.c (ldist_gen): Properly update
6134 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6137 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6138 set_cur_line_info_table if not emitting debug info.
6140 PR tree-optimization/52046
6141 * tree-vect-patterns.c (check_bool_pattern): Give up if
6142 a comparison could throw.
6145 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6147 2012-01-30 Richard Guenther <rguenther@suse.de>
6149 PR tree-optimization/52045
6150 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6151 SSA form if cfgcleanup did anything.
6153 2012-01-30 Richard Guenther <rguenther@suse.de>
6155 PR tree-optimization/52045
6156 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6157 before computing final todo.
6159 2012-01-30 Richard Guenther <rguenther@suse.de>
6161 PR tree-optimization/51528
6162 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6165 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6167 * df-problems.c (df_kill_notes): Check that the use refers
6168 to the note under examination.
6170 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6173 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6174 parameter and use short-lived pseudos.
6175 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6176 (sparc_expand_vector_init): Const-ify local variables and adjust
6177 calls to above functions.
6179 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6181 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6183 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6185 * doc/invoke.texi: Make usage of "compile time" and
6186 "run time"/"runtime" consistent throughout the file.
6188 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6190 * config/alpha/alpha.c (alpha_option_override): Default to
6191 full IEEE compliance mode for Go language.
6193 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6195 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6196 (LINK_SSP_SPEC): Define.
6198 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6201 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6204 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6206 * doc/invoke.texi: Correct hyphenation of "floating point",
6207 "double precision", and related terminology throughout the file.
6209 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6212 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6213 arm_general_register_operand predicate for operand 2 instead of
6216 2012-01-27 Ian Lance Taylor <iant@google.com>
6219 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6220 * builtins.c (expand_builtin_init_trampoline): Add onstack
6221 parameter. Change caller.
6222 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6223 * tree.c (build_common_builtin_nodes): Declare
6224 __builtin_init_heap_trampoline.
6226 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6228 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6229 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6230 * config/avr/avr.c: Ditto.
6231 (avr_regnames): Remove because unused.
6232 * config/avr/avr.md (*cpse.ne): New peephole.
6233 (*cpse.eq): New peephole from former cpse peepholes.
6235 2012-01-27 Michael Eager <eager@eagercon.com>
6237 * config/microblaze.c (microblaze_emit_compare): Correct
6238 test after pcmp instruction.
6240 2012-01-27 Richard Guenther <rguenther@suse.de>
6242 PR tree-optimization/52020
6243 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6245 2012-01-27 Richard Guenther <rguenther@suse.de>
6247 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6248 function non-const/pure.
6250 2012-01-27 Richard Guenther <rguenther@suse.de>
6252 PR tree-optimization/50444
6253 * tree-sra.c (build_ref_for_offset): Properly adjust the
6254 MEM_REF type for unaligned accesses.
6256 2012-01-27 Richard Guenther <rguenther@suse.de>
6258 PR tree-optimization/50444
6259 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6260 (expand_assignment): Use it. Properly handle misaligned
6261 bases when expanding stores to component references.
6262 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6265 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6268 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6269 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6270 * tree-data-ref.c (find_data_references_in_loop): Make static.
6271 (compute_all_dependences): Change return type to bool. Bail out
6272 for too many datarefs in a loop. Move the hunk resetting the data
6273 dependences vector from ...
6274 (compute_data_dependences_for_loop): ... here. Account for
6275 compute_all_dependences returning false.
6276 (compute_data_dependences_for_bb): Likewise.
6277 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6278 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6280 2012-01-27 Richard Guenther <rguenther@suse.de>
6283 * expr.c (store_field): Use the alias-set of the scratch memory
6286 2012-01-27 Tom de Vries <tom@codesourcery.com>
6288 PR tree-optimization/51990
6289 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6291 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6293 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6296 * var-tracking.c (reverse_op): Don't add any reverse operation
6297 if V already has any constant locations.
6299 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6301 * doc/invoke.texi: Correct usage of "command line" (noun)
6302 vs "command-line" (adjective) throughout.
6304 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6306 * doc/invoke.texi (Language Independent Options): Move
6307 -Wcoverage-mismatch blurb from here....
6308 (Warning Options): ...to here.
6310 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6312 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6313 Set rs6000_always_hint to false for 476.
6315 2012-01-27 Matthias Klose <doko@ubuntu.com>
6317 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6319 * incpath.c (add_standard_paths): Likewise.
6321 2012-01-27 Richard Henderson <rth@redhat.com>
6323 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6324 * config/m68k/sync.md (atomic_test_and_set): Rename from
6325 sync_test_and_setqi and adjust the operands.
6326 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6327 and unconditionally enable.
6329 2012-01-27 Richard Henderson <rth@redhat.com>
6331 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6332 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6333 (ldstub): Rename from ldstubqi.
6334 (ldstub<I24MODE>): Remove.
6336 2012-01-27 Richard Henderson <rth@redhat.com>
6338 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6339 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6340 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6341 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6342 * doc/tm.texi: Rebuild.
6344 2012-01-27 Richard Henderson <rth@redhat.com>
6346 * optabs.c (gen_atomic_test_and_set): Remove default.
6347 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6349 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6351 PR rtl-optimization/51978
6352 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6353 (combine_reaching_defs): Likewise.
6354 (struct re_info): Remove.
6355 (add_removable_extension): Remove x and data arguments,
6356 add insn, insn_list and def_map. Use the arguments directly
6357 instead of using struct re_info.
6358 (find_removable_extensions): Don't call add_removable_extension
6359 through note_stores, instead just call it with single_set
6361 (find_and_remove_re): Pass curr_cand->expr instead of
6362 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6364 2012-01-26 Michael Matz <matz@suse.de>
6366 PR tree-optimization/46590
6367 * cfgexpand.c: Revert last change (r183305).
6368 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6370 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6371 checking for emptiness.
6373 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6376 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6377 non-addressable non-BLKmode base correctly.
6379 2012-01-26 Michael Matz <matz@suse.de>
6381 PR tree-optimization/48794
6382 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6383 regions referenced from RESX/EH_DISPATCH.
6385 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6387 * config/s390/s390.h: Make BRANCH_COST an option.
6388 * config/s390/s390.opt: New option -mbranch-cost.
6390 2012-01-26 Richard Henderson <rth@redhat.com>
6392 Revert 2012-01-24 change:
6393 * trans-mem.c (requires_barrier): Do not instrument thread local
6394 variables and emit save/restore for them.
6396 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6399 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6402 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6404 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6407 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6410 Rename __pgm to __flash.
6411 Rename __pgm1 to __flash1.
6412 Rename __pgm2 to __flash2.
6413 Rename __pgm3 to __flash3.
6414 Rename __pgm4 to __flash4.
6415 Rename __pgm5 to __flash5.
6416 Rename __pgmx to __memx.
6417 * doc/extend.texi (AVR Named Address Spaces)
6418 Rename address space names as indicated above.
6419 * config/avr/avr.c (avr_addrspace): Ditto.
6421 * config/avr/avr-protos.h
6422 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6423 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6424 * config/avr/predicates.md: Ditto.
6425 * config/avr/avr.c Ditto, and
6426 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6427 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6429 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6430 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6431 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6432 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6433 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6434 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6435 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6436 * config/avr/avr.c: Ditto.
6437 * config/avr/avr.md: Ditto.
6439 2012-01-25 Jason Merrill <jason@redhat.com>
6442 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6444 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6446 PR tree-optimization/51987
6447 * tree-data-ref.c (get_references_in_stmt): Handle references in
6448 non-volatile GIMPLE_ASM.
6450 2012-01-25 Richard Guenther <rguenther@suse.de>
6452 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6453 bases are dereferenced.
6455 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6457 PR rtl-optimization/48374
6458 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6460 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6462 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6463 compute_data_dependences_for_loop returns false.
6464 * tree-parloops.c (loop_parallel_p): Likewise.
6466 2012-01-25 Richard Guenther <rguenther@suse.de>
6468 * tree.h (get_pointer_alignment_1): Declare.
6469 * builtins.c (get_pointer_alignment_1): New function.
6470 (get_pointer_alignment): Use it.
6472 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6474 PR rtl-optimization/48308
6475 * combine.c (enum undo_kind): Add UNDO_LINKS.
6476 (struct undo): Add member l to other_contents and where.
6477 (do_SUBST_LINK): New.
6479 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6480 (undo_all): Handle UNDO_LINKS.
6482 2012-01-25 Richard Henderson <rth@redhat.com>
6484 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6487 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6489 * optabs.c (gen_atomic_test_and_set): Use each argument.
6491 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6493 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6494 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6495 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6496 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6497 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6498 TARGET_PAIRED_SINGLE_FLOAT.
6500 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6502 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6503 (in_struct, return_val): Remove MEM documentation.
6504 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6505 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6506 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6508 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6509 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6510 * expr.c (store_field): Likewise.
6511 * function.c (assign_stack_temp_for_type): Likewise.
6512 * ifcvt.c (noce_try_cmove_arith): Likewise.
6513 * reload1.c (reload): Likewise.
6514 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6515 (alpha_set_memflags): Likewise.
6516 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6518 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6520 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6522 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6523 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6524 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6526 * cselib.c (cselib_rtx_varies_p): Delete.
6527 (cselib_invalidate_mem): Update call to canon_true_dependence.
6528 * dse.c (record_store, check_mem_read_rtx): Likewise.
6529 (scan_reads_nospill): Likewise.
6530 * cse.c (check_dependence): Likewise.
6531 (cse_rtx_varies_p): Delete.
6532 * expr.c (safe_from_p): Update call to true_dependence.
6533 * ira.c (validate_equiv_mem_from_store): Likewise.
6534 (memref_referenced_p): Likewise.
6535 * postreload-gcse.c (find_mem_conflicts): Likewise.
6536 * sched-deps.c (sched_analyze_2): Likewise.
6537 * store-motion.c (load_kills_store): Likewise.
6538 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6539 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6540 (compute_transp): Update call to canon_true_dependence.
6542 2012-01-25 Richard Henderson <rth@redhat.com>
6544 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6545 (maybe_emit_atomic_test_and_set): New.
6546 (expand_sync_lock_test_and_set): Use it.
6547 (expand_atomic_test_and_set): Likewise.
6548 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6549 the implementation; clarify implementation defined details.
6550 * doc/md.texi (atomic_test_and_set): Document.
6552 2012-01-25 Richard Henderson <rth@redhat.com>
6554 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6556 2012-01-25 Richard Henderson <rth@redhat.com>
6559 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6560 to effect no-op split.
6562 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6565 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6566 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6567 (BT_FN_VOID_PTR_INT_SIZE): New.
6568 (BT_FN_UINT_UINT_VAR): Remove.
6569 (BT_FN_UINT32_UINT32_VAR): New.
6570 (BT_FN_DOUBLE_VPTR): Remove.
6571 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6573 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6574 (_ITM_changeTransactionMode): Same.
6575 (_ITM_memmoveRtWt): Change return type to void.
6576 (_ITM_memcpyRtWt): Same.
6577 (_ITM_memsetW): Same.
6578 (_ITM_RaRD): Change types to double.
6583 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6585 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6586 Patrick Marlier <patrick.marlier@gmail.com>
6588 * trans-mem.c (requires_barrier): Do not instrument thread local
6589 variables and emit save/restore for them.
6591 2012-01-24 Jason Merrill <jason@redhat.com>
6594 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6595 output static aliases.
6597 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6600 * common.opt (-pie, -shared, pie, shared): Change from Common to
6602 * gcc.c (display_help): Display help for -pie and -shared.
6604 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6607 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6608 Remove note on size/offset limitation.
6609 (AVR Variable Attributes): Add example how to read data located
6610 with progmem. Refer to named address spaces.
6611 * doc/invoke.texi (AVR Options): Fix typo.
6613 2012-01-24 Richard Guenther <rguenther@suse.de>
6615 Forward-port to trunk
6616 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6619 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6620 op0 isn't sufficiently aligned and there is movmisalignM
6621 insn for mode, use it to load op0 into a temporary register.
6623 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6626 * target.def (const_not_ok_for_debug_p): New hook.
6627 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6629 * doc/tm.texi: Regenerated.
6630 * dwarf2out.c (const_ok_for_output_1): If
6631 targetm.const_not_ok_for_debug_p returns true, fail.
6632 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6634 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6636 2012-01-23 Kai Tietz <ktietz@redhat.com>
6639 * config/i386/predicates.md (symbolic_operand): Allow
6640 UNSPEC_PCREL as PIC expression for lea.
6641 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6642 * config/i386/i386.c (ix86_delegitimize_address): Handle
6643 UNSPEC_PCREL for none-MEM, too.
6645 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6647 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6648 (ipa_tm_create_version_alias): Same.
6650 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6653 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6654 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6656 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6657 Patrick Marlier <patrick.marlier@gmail.com>
6658 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6661 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6662 simple_object_start_read.
6664 2012-01-23 Richard Guenther <rguenther@suse.de>
6667 PR tree-optimization/51895
6668 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6669 parameter decomposition into BLKmode components.
6671 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6673 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6674 fake variables for restrict-qualified pointers whose pointed-to type
6675 contains a placeholder.
6677 2012-01-23 Richard Guenther <rguenther@suse.de>
6679 PR tree-optimization/51949
6680 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6682 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6684 PR rtl-optimization/51933
6685 * ree.c (transform_ifelse): Return true right away if dstreg is
6686 already wider or equal to cand->mode.
6687 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6688 (make_defs_and_copies_lists): Remove defs_list and copies_list
6689 arguments, add state argument, just truncate state->work_list
6690 instead of always allocating and freeing the vector. Assert that
6691 get_defs succeeds instead of returning 2. Changed return type to bool.
6692 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6693 have ext_src_mode, see if it has been modified already with the
6694 right kind of extension and has been extended before from the
6695 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6696 just return true. Remember the original mode in state->modified array.
6697 (combine_reaching_defs): Add state argument. Don't allocate and
6698 free here def_list, copied_list and vec vectors, instead just
6699 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6700 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6701 Add state variable, clear vectors in it, initialize state.modified
6702 if needed. Free all the vectors at the end and state.modified too.
6703 Don't skip a candidate if the extension expression has been modified.
6705 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6708 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6709 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6710 (extra_options) interix.opt -> i386/interix.opt"
6711 (extra_objs):Add winnt-stubs.o
6712 * configure.ac: Add interix to target_os .comm on PE check.
6713 * configure: Regenerate.
6714 * config/interix3.h: Delete and move bits to..
6715 * config/interix.h: Delete and move bits to..
6716 * config/i386/i386-interix3.h: Delete and move bits to..
6717 * config/i386/i386-interix.h: ..here.
6718 (TARGET_CPU_DEFAULT): Remove redefinition.
6719 (TARGET_ASM_CONSTRUCTOR): Undefine.
6720 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6721 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6722 (PTRDIFF_TYPE): Define.
6723 (LONG_DOUBLE_TYPE_SIZE): Define.
6724 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6725 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6726 (TARGET_SECTION_TYPE_FLAGS): Define.
6727 (ASM_DECLARE_FUNCTION_NAME): Define.
6728 (ASM_OUTPUT_EXTERNAL): Define.
6729 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6730 (ASM_OUTPUT_ALIGNED_BSS): Define.
6731 (PCC_BITFIELD_TYPE_MATTERS): Define.
6732 (USE_CONST_SECTION): Define.
6733 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6734 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6735 (SUPPORTS_ONE_ONLY): Remove.
6736 (I386_PE_STRIP_ENCODING): Define.
6737 * config/interix.opt: Delete and move bits to..
6738 * config/i386/interix.opt: ..here. New.
6739 (mpe-aligned-commons): Add.
6740 * config/i386/t-interix: Add copyright header.
6741 (winnt-stubs.o): Add rule.
6743 2012-01-22 Jason Merrill <jason@redhat.com>
6746 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6747 for extra name aliases.
6749 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6751 PR rtl-optimization/51924
6752 * ree.c (combine_set_extension): Improve debugging message.
6753 (combine_reaching_defs): Likewise.
6754 (get_defs): Rename confusingly named variable.
6755 (find_and_remove_re): Skip a candidate if the extension expression has
6758 2012-01-21 Robert Millan <rmh@gnu.org>
6759 Gerald Pfeifer <gerald@pfeifer.com>
6761 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6762 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6764 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6766 PR tree-optimization/51914
6767 * tree-vect-stmts.c (vectorizable_conversion): For
6768 cvt_type && modifier == WIDEN, put temporary with cvt_type
6769 at the beginning of vec_dsts and set vec_dest to temporary
6772 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6774 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6776 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6778 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6779 * config/rs6000/rs6000.c: Likewise.
6781 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6784 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6785 output_move_double on a copy of operands array.
6787 2012-01-20 Cary Coutant <ccoutant@google.com>
6788 Dodji Seketeli <dodji@redhat.com>
6791 * dwarf2out.c (copy_declaration_context): Return ref to parent
6792 of declaration DIE, if necessary.
6793 (remove_child_or_replace_with_skeleton): Add new parameter; update
6794 caller. Place skeleton DIE under parent DIE of original declaration.
6795 Move call to copy_declaration_context to here ...
6796 (break_out_comdat_types): ... from here.
6798 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6800 PR rtl-optimization/51856
6801 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6804 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6807 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6808 hints for neon loads and stores.
6810 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6814 * doc/extend.texi (Named Address Spaces): Split into subsections.
6815 (AVR Named Address Spaces): New subsection.
6816 (M32C Named Address Spaces): New subsection.
6817 (RL78 Named Address Spaces): New subsection.
6818 (SPU Named Address Spaces): New subsection.
6819 (Variable Attributes): New anchor "AVR Variable Attributes".
6820 (AVR Variable Attributes): Rewrite and avoid wording
6821 "address space" in this context.
6822 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6823 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6824 (AVR Built-in Macros): New subsubsection therein.
6825 * doc/md.texi (AVR constraints): Remove "C04", "R".
6827 2012-01-20 Richard Guenther <rguenther@suse.de>
6829 PR tree-optimization/51903
6830 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6831 when removing stmts.
6833 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6836 * config/arm/arm.c (arm_load_pic_register): Use
6837 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6838 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6839 (arm_pic_static_addr): Likewise.
6840 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6841 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6842 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6843 (pic_load_addr_unified): New.
6845 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6848 * function.c (instantiate_virtual_regs_in_insn): Use
6849 delete_insn_and_edges when removing a wrong asm insn.
6851 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6853 PR rtl-optimization/40761
6854 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6855 Add new member loop_num.
6856 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6857 (ira_build): Remove the parameter.
6859 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6860 (ira.c): Do not build CFG loops for one region allocation. Remove
6861 argument from ira_build call.
6863 * ira-build.c (init_loop_tree_node): New function.
6864 (create_loop_tree_nodes): Use it. Separate the case when CFG
6865 loops are not built.
6866 (more_one_region_p): Check current_loops.
6867 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6869 (add_loop_to_tree): Process loop equal to NULL too.
6870 (form_loop_tree): Separate the case when CFG loops are not built.
6871 Use explicitly number for the root.
6872 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6874 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6875 instead of loop->num.
6876 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6877 (mark_all_loops_for_removal): Ditto.
6878 (remove_unnecessary_regions): Separate the case when CFG loops
6880 (ira_build): Remove the parameter. Use explicit number of regions
6881 when CFG loops are not built.
6883 * ira-color.c (print_loop_title): Separate the case for the root node.
6884 Use loop_num instead of loop->num.
6885 (move_spill_restore): Use loop_num instead of loop->num.
6887 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6888 (change_loop): Ditto.
6889 (change_loop): Use loop_num instead of loop->num.
6891 * ira-lives.c (process_bb_node_lives): Ditto.
6893 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6895 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6897 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6900 * tree-mudflap.c (mf_artificial): New function.
6901 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6902 mx_register_decls, mudflap_enqueue_decl): Use it.
6905 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6906 numbers in the insn pattern.
6908 2012-01-19 Michael Matz <matz@suse.de>
6910 PR tree-optimization/46590
6911 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6912 use it in remembering which conflicts we already created.
6913 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6916 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6919 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6920 (merge_and_complain): Same.
6922 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6925 * config/initfini-array.h: Guard content of the header
6926 with #ifdef HAVE_INITFINI_ARRAY.
6927 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6928 Add initfini-array.h to tm_file here.
6929 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6930 * config.gcc: Don't add initfini-array.h to tm_file here.
6931 * configure: Regenerated.
6933 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6935 PR rtl-optimization/51505
6936 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6937 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6938 (df_note_bb_compute): Update the call to df_kill_notes.
6940 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6942 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6944 2012-01-18 Richard Guenther <rguenther@suse.de>
6946 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6947 of conversions to void *.
6949 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6950 Richard Sandiford <rdsandiford@googlemail.com>
6954 * optabs.h (simplify_expand_binop): Declare.
6955 * optabs.c (simplify_expand_binop): Make global.
6956 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6957 endian targets if the source cannot be exactly covered by word
6960 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6963 * hard-reg-set.h (struct hard_reg_set_container): New type.
6964 * target.h (struct hard_reg_set_container): Forward declare.
6965 * target.def (set_up_by_prologue): New target hook.
6966 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6967 * doc/tm.texi: Regenerated.
6968 * function.c (thread_prologue_and_epilogue_insns): Change
6969 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6970 Call targetm.set_up_by_prologue on it.
6971 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6972 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6974 2012-01-17 Nick Clifton <nickc@redhat.com>
6976 * config/rx/rx.c (rx_can_use_simple_return): New function.
6977 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6978 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6980 2012-01-17 Richard Guenther <rguenther@suse.de>
6983 * expr.c (expand_assignment): Take address-space information
6984 from the address operand of MEM_REF and TARGET_MEM_REF.
6985 (expand_expr_real_1): Likewise.
6987 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6989 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6990 reload dump is requested.
6992 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6995 * trans-mem.c (requires_barrier): Call may_be_aliased.
6997 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6999 PR tree-optimization/51877
7000 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7001 call arguments and fndecls compare equal, instead return false if they
7002 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7003 both SSA_NAMEs that are valueized the same, or they satisfy
7006 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7008 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7010 * configure: Regenerate.
7012 2012-01-16 Jan Hubicka <jh@suse.cz>
7016 * convert.c (convert_to_integer): Use fold_convert for
7017 converting an INTEGER_CST to integer type.
7019 2012-01-16 Jason Merrill <jason@redhat.com>
7022 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7024 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7027 * config/s390/s390.c (s390_chunkify_start): Don't skip
7028 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7029 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7030 If insn is followed by NOTE_INSN_VAR_LOCATION or
7031 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7032 Don't use location of note insns.
7034 PR tree-optimization/51865
7035 * tree-inline.c (tree_function_versioning): Call remap_decl
7036 on DECL_RESULT whenever it has VOID_TYPE_P type.
7038 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7040 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7041 for calls to locally-binding MIPS16 functions if only the return
7042 type uses float regs.
7044 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7045 Richard Sandiford <rdsandiford@googlemail.com>
7047 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7048 (SYMBOL_32_HIGH): Likewise.
7049 (mips_output_tls_reloc_directive): Declare.
7050 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7051 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7052 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7053 (mips_lo_relocs, mips_hi_relocs): Make extern.
7054 (mips16_stub_function): Move up file.
7055 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7056 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7057 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7058 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7059 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7060 (mips_get_tp): Add MIPS16 support.
7061 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7062 Generalize DTPREL and TPREL handling.
7063 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7064 Add MIPS16 TLS support.
7065 (mips_output_tls_reloc_directive): New function.
7066 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7067 * config/mips/predicates.md (symbolic_operand_with_high)
7068 (tls_reloc_operand): New predicates.
7069 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7070 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7071 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7072 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7073 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7074 (*tls_get_tp_mips16_call_<mode>): Likewise.
7076 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7078 PR rtl-optimization/51821
7079 * recog.c (peep2_find_free_register): Determine clobbered registers
7082 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7085 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7086 * config/avr/avr.c: Likewise.
7087 * config/avr/avr.h: Likewise.
7089 2012-01-13 Ian Lance Taylor <iant@google.com>
7092 * tree.h (TYPE_QUALS): Add cast to int.
7093 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7095 2012-01-13 Ian Lance Taylor <iant@google.com>
7097 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7098 comparing param_index to VEC_length result.
7100 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7102 * c-decl.c: Do not include tree-mudflap.h
7103 * tree-optimize.c: Likewise.
7104 * Makefile.in: Update dependencies.
7106 2012-01-13 Richard Guenther <rguenther@suse.de>
7109 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7110 variable-sized result always use RSO.
7112 2012-01-12 DJ Delorie <dj@redhat.com>
7114 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7115 pointer type, not just the default pointer type.
7117 2012-01-09 Richard Henderson <rth@redhat.com>
7118 Denis Chertykov <chertykov@gmail.com>
7121 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7122 * config/avr/avr.c (avr_can_eliminate): Simplify.
7123 (avr_initial_elimination_offset): Likewise.
7124 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7125 (expand_epilogue): Likewise.
7126 (avr_legitimize_address): Gut.
7127 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7128 (avr_hard_regno_nregs): New.
7129 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7130 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7131 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7132 add soft frame pointer.
7133 (CALL_USED_REGISTERS): Likewise.
7134 (REG_CLASS_CONTENTS): Likewise.
7135 (REGISTER_NAMES): Likewise.
7136 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7137 (HARD_FRAME_POINTER_REGNUM): New.
7138 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7139 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7140 remove the HARD_FRAME_POINTER self-elimination.
7142 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7145 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7146 DECL_EXTERNAL when checking for initializers of progmem variables.
7148 2012-01-12 Ira Rosen <irar@il.ibm.com>
7150 PR tree-optimization/51799
7151 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7152 that the last operation is a type demotion.
7154 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7156 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7157 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7159 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7162 * combine.c (distribute_notes): If i3 is a noreturn call,
7163 allow old_size to be equal to args_size and make sure the
7164 noreturn call gets REG_ARGS_SIZE note.
7165 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7166 on noreturn calls even when the delta is 0.
7168 2012-01-11 Nathan Sidwell <nathan@acm.org>
7170 * gcov.c (STRING_SIZE): Remove.
7171 (generate_results): Erase annotations for source files with no
7172 coverage information.
7174 (output_lines): Use it.
7176 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7178 * gimple.h (gimplify_body): Remove first argument.
7179 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7180 pointer set here, instead just pass DATA to walk_tree.
7181 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7182 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7183 (unvisit_body): Likewise, but with unmark_visited.
7184 (gimplify_body): Remove BODY_P argument and adjust.
7185 (gimplify_function_tree): Adjust call to gimplify_body.
7186 * omp-low.c (finalize_task_copyfn): Likewise.
7188 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7190 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7191 (build_function_type_skip_args): Delete.
7192 * tree.c (build_function_type_skip_args): Make static and add
7193 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7194 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7195 pass it to build_function_type_skip_args.
7196 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7197 (tree_function_versioning): Likewise.
7198 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7199 build_function_decl_skip_args.
7200 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7201 and pass it to build_function_decl_skip_args/tree_function_versioning.
7202 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7203 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7204 * trans-mem.c (ipa_tm_create_version): Likewise.
7205 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7206 * tree-inline.c (declare_return_variable): Remove always-true test.
7207 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7208 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7209 * ipa-split.c (split_function): Skip the return value for the split
7210 part if it doesn't return.
7212 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7214 PR tree-optimization/49642
7215 * ipa-split.c (forbidden_dominators): New variable.
7216 (check_forbidden_calls): New function.
7217 (dominated_by_forbidden): Likewise.
7218 (consider_split): Check for forbidden dominators.
7219 (execute_split_functions): Initialize and free forbidden
7220 dominators info; call check_forbidden_calls.
7222 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7224 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7226 2012-01-11 Nick Clifton <nickc@redhat.com>
7228 * config/rx/rx.md (return): Define pattern.
7230 2012-01-11 Richard Guenther <rguenther@suse.de>
7232 * doc/extend.texi (malloc attribute): Adjust according to
7235 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7236 Patrick Marlier <patrick.marlier@gmail.com>
7239 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7240 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7241 (ipa_tm_note_irrevocable): Same.
7242 (ipa_tm_scan_irr_block): Same.
7243 (ipa_tm_decrement_clone_counts): Same.
7244 (ipa_tm_scan_irr_function): Same.
7245 (ipa_tm_create_version_alias): Same.
7246 (ipa_tm_create_version): Same.
7247 (ipa_tm_transform_calls_redirect): Same.
7248 (ipa_tm_transform_calls): Same.
7249 (ipa_tm_transform_transaction): Same.
7250 (ipa_tm_execute): Same.
7252 2012-01-10 Richard Guenther <rguenther@suse.de>
7255 * opts.c (common_handle_option): Handle -Werror.
7257 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7259 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7262 2012-01-10 Jason Merrill <jason@redhat.com>
7264 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7267 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7269 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7270 supports R_386_TLS_GD_PLT reloc.
7271 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7272 supports R_386_TLS_LDM_PLT reloc.
7273 * configure: Regenerate.
7274 * config.in: Regenerate.
7276 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7279 Extend __pgmx semantics to linearize memory.
7280 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7281 determine if code comes inline or from libgcc.
7282 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7283 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7284 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7285 (movmemx_qi, movmemx_hi): New insns.
7286 (xload_<mode>_libgcc): Rewrite to new insn condition.
7287 (xload_<mode>): Remove insns.
7288 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7289 cases that don't satisfy avr_xload_libgcc_p().
7290 (avr_addr_space_convert): Allow converting in any direction.
7291 (avr_addr_space_subset_p): Return always true.
7292 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7293 (avr_emit_movmemhi): Ditto.
7294 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7295 (avr_out_movmem): Ditto.
7296 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7297 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7298 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7299 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7300 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7302 2012-01-10 Richard Guenther <rguenther@suse.de>
7304 PR tree-optimization/50913
7305 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7306 Require data-refs to be representable by Graphite with respect
7309 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7311 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7312 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7314 2012-01-10 Tom de Vries <tom@codesourcery.com>
7316 PR rtl-optimization/51271
7317 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7318 handling annulled branch.
7320 2012-01-10 Richard Henderson <rth@redhat.com>
7322 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7323 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7324 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7325 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7326 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7327 arm_expand_vec_perm_const): New.
7328 * config/arm/arm-protos.h: Update.
7329 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7330 (*neon_vswp<VDQX>): New.
7331 (neon_vcombine<VDX>): Use neon_split_vcombine.
7332 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7333 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7334 (vec_perm<VE>): New.
7336 2012-01-10 Richard Henderson <rth@redhat.com>
7338 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7339 use it if reload_completed.
7340 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7341 arm_output_asm_insn, arm_process_output_memory_barrier,
7342 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7343 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7344 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7345 arm_process_output_sync_insn, arm_output_sync_insn,
7346 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7347 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7348 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7349 (emit_unlikely_jump): New.
7350 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7351 (arm_split_atomic_op): New.
7352 * config/arm/arm-protos.h: Update.
7353 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7354 (struct arm_sync_generator): Remove.
7355 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7356 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7357 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7358 (VUNSPEC_LL, VUNSPEC_SC): New.
7359 (sync_result, sync_memory, sync_required_value, sync_new_value,
7360 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7361 (attr length): Don't use arm_sync_loop_insns.
7362 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7363 (movsfcc, movdfcc): Likewise.
7364 * config/arm/constraints.md (Ua): New.
7365 * config/arm/prediates.md (mem_noofs_operand): New.
7366 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7367 (sync_clobber, sync_t2_reqd): Remove.
7368 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7369 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7370 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7371 (arm_sync_compare_and_swap<SIDI>): Remove.
7372 (arm_sync_compare_and_swap<NARROW>): Remove.
7373 (arm_sync_lock_test_and_set<SIDI>): Remove.
7374 (arm_sync_lock_test_and_set<NARROW>): Remove.
7375 (arm_sync_new_<syncop><SIDI>): Remove.
7376 (arm_sync_new_<syncop><NARROW>): Remove.
7377 (arm_sync_new_nand<SIDI>): Remove.
7378 (arm_sync_new_nand<NARROW>): Remove.
7379 (arm_sync_old_<syncop><SIDI>): Remove.
7380 (arm_sync_old_<syncop><NARROW>): Remove.
7381 (arm_sync_old_nand<SIDI>): Remove.
7382 (arm_sync_old_nand<NARROW>): Remove.
7383 (*memory_barrier): Merge arm_output_memory_barrier.
7384 (atomic_compare_and_swap<QHSD>): New.
7385 (atomic_compare_and_swap<NARROW>_1): New.
7386 (atomic_compare_and_swap<SIDI>_1): New.
7387 (atomic_exchange<QHSD>): New.
7388 (cas_cmp_operand, cas_cmp_str): New.
7389 (atomic_op_operand, atomic_op_str): New.
7390 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7391 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7392 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7393 (arm_load_exclusive<NARROW>): New.
7394 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7395 (arm_store_exclusive<QHSD>): New.
7397 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7399 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7400 reload patterns if -mvsx-scalar-memory.
7402 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7403 generated, even -mno-vsx-scalar-double was used.
7404 (vsx_xscvdpsp_scalar): Likewise.
7405 (vsx_xscvspdp_scalar2): Likewise.
7407 2012-01-09 Tom de Vries <tom@codesourcery.com>
7408 Andrew Pinski <apinski@cavium.com>
7411 * reorg.c (fill_slots_from_thread): Don't speculate
7412 frame-related insns.
7414 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7416 * sched-int.h (bb_note): Move to...
7417 * basic-block.h: ...here.
7418 * haifa-sched.c (bb_note): Move to...
7419 * cfgrtl.c: ...here.
7420 * function.c (next_block_for_reg): New function.
7421 (move_insn_for_shrink_wrap): Likewise.
7422 (prepare_shrink_wrap): Rewrite to use the above.
7424 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7426 * gimple.c (is_gimple_non_addressable): Remove.
7427 * gimple.h: Remove is_gimple_non_addressable.
7428 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7429 is_gimple_non_addressable.
7430 * trans-mem.c (expand_assign_tm): Same.
7432 2012-01-09 Richard Guenther <rguenther@suse.de>
7434 PR tree-optimization/51775
7435 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7436 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7438 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7440 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7442 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7444 2012-01-09 Richard Guenther <rguenther@suse.de>
7446 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7448 2012-01-08 Jan Hubicka <jh@suse.cz>
7450 PR tree-optimize/51680
7451 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7452 on when known_vals needs to be computed; cleanup.
7454 2012-01-08 Jan Hubicka <jh@suse.cz>
7456 PR tree-optimize/51694
7457 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7459 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7461 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7462 for -std=c++98 and -std=c++11 too.
7464 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7466 * cfgloop.c (cancel_loop): Add free() of bbs array.
7468 2012-01-07 Jan Hubicka <jh@suse.cz>
7470 PR tree-optimization/51600
7471 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7472 that benefits small functions.
7474 2012-01-07 Jan Hubicka <jh@suse.cz>
7476 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7478 2012-01-07 Jan Hubicka <jh@suse.cz>
7480 PR tree-optimization/51680
7481 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7482 whose inlining reduce unit size.
7484 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7487 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7488 Add canonical node to containing_mem chain after the non-canonical
7489 one, even if there weren't any locs to propagate.
7490 (remove_useless_values): Keep only canonical values.
7491 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7492 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7493 canonicalize mem_chain elements that are not discarded.
7495 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7498 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7499 before emitting functions.
7501 PR gcov-profile/50127
7502 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7503 clear_aux_for_blocks.
7505 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7508 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7510 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7512 * c-decl.c (ext_block): Moved up.
7513 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7515 2012-01-06 Han Shen <shenhan@google.com>
7517 Translate built-in include paths for sysroot.
7518 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7519 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7521 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7522 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7524 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7525 control whether sysroot should be prepended to gxx include dir.
7527 * configure: Regenerate.
7529 2012-01-06 Torvald Riegel <triegel@redhat.com>
7531 PR rtl-optimization/51771
7532 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7533 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7535 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7537 PR tree-optimization/51315
7538 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7539 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7541 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7544 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7545 for shrp pattern. Correctly handle and fixup shift variable.
7546 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7548 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7551 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7552 note when !ACCUMULATE_OUTGOING_ARGS.
7554 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7556 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7558 (extract_range_from_unary_expr_1): Avoid useless computations.
7560 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7562 PR rtl-optimization/51767
7563 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7564 of jump_block and add an extra edge for degenerated asm gotos.
7567 * stmt.c (check_unique_operand_names): Don't ICE during error
7568 reporting if i is from labels chain.
7571 * profile.c (branch_prob): Split bbs that have exit edge
7572 and need a fake entry edge too.
7574 2012-01-05 Jan Hubicka <jh@suse.cz>
7577 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7580 2012-01-05 Richard Guenther <rguenther@suse.de>
7583 * tree-streamer-out.c (write_ts_optimization): New function.
7584 (streamer_write_tree_body): Call it.
7585 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7586 (streamer_read_tree_body): Call it.
7587 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7589 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7592 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7593 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7594 in_cleanup_point_expr before gimplify_stmt call and restore it
7596 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7597 in_cleanup_point_expr is false.
7599 2012-01-05 Richard Guenther <rguenther@suse.de>
7602 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7604 * toplev.c (process_options): Reject combining mudflap and LTO.
7605 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7607 2012-01-05 Richard Guenther <rguenther@suse.de>
7609 PR tree-optimization/51760
7610 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7612 (bit_value_unop): Handle UNDEFINED operands.
7613 (bit_value_binop): Likewise.
7615 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7617 * config/avr/avr.c (avr_replace_prefix): Remove.
7618 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7619 (avr_asm_function_rodata_section): Ditto.
7620 (avr_asm_select_section): Ditto.
7622 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7624 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7627 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7630 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7631 calls that have any non-fake successor edges.
7634 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7636 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7638 PR tree-optimization/51624
7639 * tree-sra.c (build_ref_for_model): When replicating a chain of
7640 COMPONENT_REFs, stop as soon as the offset would become negative.
7642 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7645 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7646 in .debug_loc on the floor.
7648 2012-01-04 Andrew Pinski <apinski@cavium.com>
7650 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7652 2012-01-04 Andrew Pinski <apinski@cavium.com>
7653 Adam Nemet <anemet@caviumnetworks.com>
7655 * config/mips/mips.md (size): Add SI and DI.
7656 (SIZE): New mode attribute.
7657 (U): New code attribute.
7658 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7659 (mips_lbux_<mode>): Delete.
7660 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7661 (mips_lhx): Use gen_mips_lhx_extsi.
7662 (mips_lhx_<mode>): Delete.
7664 (mips_l<size>x): New expand.
7665 (mips_lwx_<mode>): Delete.
7666 (mips_l<GPR:size>x_<P:mode>): New pattern.
7667 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7668 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7669 * config/mips/mips.c (mips_lx_address_p): New function.
7670 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7671 (dsp64): New availability predicate.
7672 (mips_builtins): Add an entry for __builtin_mips_ldx.
7673 * config/mips/mips.h (ISA_HAS_LBX): New define.
7674 (ISA_HAS_LBUX): Likewise.
7675 (ISA_HAS_LHX): Likewise.
7676 (ISA_HAS_LHUX): Likewise.
7677 (ISA_HAS_LWX): Likewise.
7678 (ISA_HAS_LWUX): Likewise.
7679 (ISA_HAS_LDX): Likewise.
7680 * doc/extend.texi (__builtin_mips_ldx): Document.
7682 2012-01-04 Tristan Gingold <gingold@adacore.com>
7684 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7685 when long pointers are used.
7686 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7687 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7688 (ia64-hp-*vms*): Remove.
7689 * config/vms/xm-vms64.h: Delete.
7691 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7694 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7696 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7698 * opts.c (finish_options): Remove duplicate sorry.
7700 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7703 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7706 2012-01-04 Richard Guenther <rguenther@suse.de>
7709 * tree.c (size_low_cst): New function.
7710 * tree.h (size_low_cst): Declare.
7711 * fold-const.c (fold_comparison): Use it to extract the low
7712 part of the POINTER_PLUS_EXPR offset.
7714 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7716 Fix clearing ZERO_REG
7717 * config/avr/avr.md (cc): Add alternative "ldi".
7718 (movqi_insn): Use it in cc attribute.
7719 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7720 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7721 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7723 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7725 * configure: Regenerate.
7727 2012-01-04 Richard Guenther <rguenther@suse.de>
7729 PR tree-optimization/49651
7730 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7731 (var_can_have_subvars): Use it.
7732 (get_constraint_for_1): Only consider subfields if there can be any.
7734 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7737 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7738 to its new canonical_cselib_val and the cselib_val was in
7739 first_containing_mem chain, but the canonical_cselib_val was not,
7740 add the latter into the chain.
7741 (cselib_invalidate_mem): Compare canonical_cselib_val of
7742 addr_list chain elt with v.
7745 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7746 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7748 (output_macinfo_op): Don't ggc_strdup fd->filename.
7749 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7750 then ggc_strdup it. Don't free inc->info or cur->info.
7751 (output_macinfo): Don't free ref->info or file->info.
7753 2012-01-03 Ira Rosen <irar@il.ibm.com>
7755 PR tree-optimization/51269
7756 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7757 first_niters a pointer.
7758 (slpeel_tree_peel_loop_to_edge): Likewise.
7759 (vect_do_peeling_for_loop_bound): Update call to
7760 slpeel_tree_peel_loop_to_edge.
7761 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7762 here. Remove it from the parameters list.
7763 (vect_do_peeling_for_alignment): Update calls and compute
7766 2012-01-03 Richard Guenther <rguenther@suse.de>
7768 PR tree-optimization/51070
7769 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7770 Properly handle calls.
7772 2012-01-03 Richard Guenther <rguenther@suse.de>
7774 PR tree-optimization/51692
7775 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7776 the LHS of allocation stmts.
7778 2012-01-03 Olivier Hainque <hainque@adacore.com>
7780 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7782 2012-01-03 Olivier Hainque <hainque@adacore.com>
7784 * collect2.c (main): In AIX specific computations for vector
7785 insertions, use CONST_CAST2 to cast from char ** to const char **.
7787 2012-01-03 Richard Guenther <rguenther@suse.de>
7790 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7791 the context of a limbo DIE when it does not already exist.
7793 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7795 PR tree-optimization/51719
7796 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7797 but direct call is, clear direct call's lhs and don't add fallthrough
7798 edge from dcall_bb to join_bb and PHIs.
7800 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7802 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7803 the instructions emitted by the pattern.
7804 ("*TDC_insn_<mode>"): Add comment.
7806 2012-01-03 Richard Guenther <rguenther@suse.de>
7809 * fold-const.c (fold_comparison): Properly canonicalize
7810 tree offset and HOST_WIDE_INT bit position.
7812 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7814 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7815 operands for extzv pattern.
7817 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7820 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7823 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7825 * doc/invoke.texi (-flto and related options): Copy-edit.
7827 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7829 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7831 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7833 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7836 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7838 * expr.h (move_by_pieces_ninsns): Declare.
7839 * expr.c (move_by_pieces_ninsns): Make external.
7840 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7841 (mips_store_by_pieces_p): Likewise.
7842 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7843 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7844 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7845 (mips_store_by_pieces_p): Likewise.
7847 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7849 * passes.c (register_one_dump_file): Free full_name.
7851 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7852 (calculate_elim_costs_all_insns): Free offsets_at and
7853 offsets_known_at at the end and clear the pointers.
7855 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7857 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7858 this option introduced in r180739.
7860 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7863 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7864 (tmake_file target=avr): Add avr/t-multilib.
7866 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7867 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7868 * config/avr/genmultilib.awk: New file.
7869 * config/avr/t-multilib: New auto-generated file.
7870 * config/avr/multilib.h: New auto-generated file.
7871 * config/avr/t-avr (AVR_MCUS): New variable.
7872 (genopt.sh): Use it.
7873 (s-mlib): Depend on t-multilib.
7874 (t-multilib, multilib.h): New dependencies.
7875 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7876 (MULTILIB_OPTIONS): Remove.
7877 (MULTILIB_MATCHES): Remove.
7878 (MULTILIB_DIRNAMES): Remove.
7879 (MULTILIB_EXCEPTIONS): Remove:
7880 * config/avr/genopt.sh: Don't use hard coded file name;
7881 pass AVR_MCUS from t-avr instead.
7883 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7885 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7887 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7889 Implement light-weight DImode support.
7890 * config/avr/avr-dimode.md: New file.
7891 * config/avr/avr.md: Include it.
7892 (adjust_len): Add plus64, compare64.
7893 (HIDI): Remove code iterator.
7894 (code_stdname): New code attribute.
7895 (rotx, rotsmode): Remove DI.
7896 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7898 * config/avr/avr-protos.h (avr_have_dimode): New.
7899 (avr_out_plus64, avr_out_compare64): New.
7900 * config/avr/avr.c (avr_out_compare): Handle DImode.
7901 (avr_have_dimode): New variable definition and initialization.
7902 (avr_out_compare64, avr_out_plus64): New functions.
7903 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7904 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7905 (avr_compare_pattern): Skip DImode comparisons.
7907 2012-01-02 Revital Eres <revital.eres@linaro.org>
7909 * ddg.c (def_has_ccmode_p): New function.
7910 (add_cross_iteration_register_deps,
7911 create_ddg_dep_from_intra_loop_link): Call it.
7913 2012-01-02 Richard Guenther <rguenther@suse.de>
7916 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7918 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7920 * gcc.c (process_command): Update copyright notice dates.
7921 * gcov.c (print_version): Likewise.
7922 * gcov-dump.c (print_version): Likewise.
7923 * mips-tfile.c (main): Likewise.
7924 * mips-tdump.c (main): Likewise.
7926 2012-01-01 Ira Rosen <irar@il.ibm.com>
7928 PR tree-optimization/51704
7929 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7930 a use is inside the basic block or loop before accessing its vect info.
7932 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7934 PR rtl-optimization/51069
7935 * cfgloopmanip.c (remove_path): Removing path making irreducible
7936 region unconditional makes BB part of the region.
7938 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7940 PR tree-optimization/51683
7941 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7942 calls with side-effects.
7943 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7945 Copyright (C) 2012 Free Software Foundation, Inc.
7947 Copying and distribution of this file, with or without modification,
7948 are permitted in any medium without royalty provided the copyright
7949 notice and this notice are preserved.