1 2013-06-09 Jakub Jelinek <jakub@redhat.com>
4 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
5 that operands[2] doesn't overlap with operands[0].
7 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
11 for non-sse2 targets. Simplify mode attribute calculation.
13 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
15 Backport from mainline
16 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
18 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
19 cache parameters using detect_caches_amd also for CYRIX,
20 NSC and TM2 signatures.
22 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
23 Dzianis Kahanovich <mahatma@eu.by>
27 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
28 VIA/Centaur processors and determine their cache parameters
29 using detect_caches_amd.
31 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
33 * config/i386/i386.c (ix86_option_override_internal): Add
34 PTA_POPCNT to corei7 entry.
36 2013-05-14 Richard Biener <rguenther@suse.de>
39 Backport from mainline
40 2012-06-30 Nathan Sidwell <nathan@acm.org>
42 * coverage.c (coverage_init): Read counts file before writing
45 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
48 Backport from mainline
49 2013-01-22 Jakub Jelinek <jakub@redhat.com>
52 * config/i386/i386.md (UNSPEC_STOS): New.
53 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
54 *strsetqi_1): Add UNSPEC_STOS.
56 2013-05-10 Joey Ye <joey.ye@arm.com>
58 Backport from mainline
59 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
62 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
64 (thumb1_extendhisi2): Reduce Thumb pool range.
65 (arm_movdi): Likewise.
66 (thumb1_movdi_insn): Likewise.
67 (thumb1_movsi_insn): Likewise.
68 (pic_load_addr_unified): Likewise.
69 (pic_load_addr_32bit): Likewise.
70 (pic_load_addr_thumb1): Likewise.
71 (thumb1_movhf): Likewise.
72 (arm_movsf_soft_insn): Likewise.
73 (thumb1_movsf_soft_insn): Likewise.
74 (movdf_soft_insn): Likewise.
75 (thumb1_movdf_soft_insn): Likewise.
76 * config/arm/neon.md (*neon_mov<mode>): Likewise.
77 (*neon_mov<mode>): Likwise.
78 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
79 (*thumb2_movhi_insn): Likewise.
80 (*thumb2_extendqisi_v6): Likewise.
81 (*thumb2_zero_extendqisi_v6): Likewise.
82 (*thumb2_zero_extendqisi2_v6): Likewise.
83 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
84 (*movdi_vfp): Likewise.
85 (*movdi_vfp_cortexa8): Likewise.
86 (*thumb2_movsf_vfp): Likewise.
87 (*thumb2_movdf_vfp): Likewise.
89 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
91 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
92 Add mthumb/march=armv7-a multilib.
93 Add mthumb/march=armv7-r multilib.
94 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
96 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
99 * config/v850/t-rtems: Add more multilibs.
101 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
104 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
107 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
108 to save TFmode registers and DImode to save TImode registers for
109 caller save operations.
110 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
111 mark being partially clobbered since they only use the first
114 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
115 and TDmode only use the upper 64-bits of each VSX register.
117 2013-05-03 Marek Polacek <polacek@redhat.com>
119 Backport from mainline
120 2013-04-25 Marek Polacek <polacek@redhat.com>
122 PR tree-optimization/57066
123 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
125 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
127 Backport from mainline
128 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
131 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
133 (*zero_extendsidi2): Ditto.
135 Backport from mainline
136 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
139 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
141 2013-04-29 Christian Bruel <christian.bruel@st.com>
144 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
146 2013-04-27 Jakub Jelinek <jakub@redhat.com>
149 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
150 the immediate rotate count.
152 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
154 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
156 2013-04-19 Matthias Klose <doko@ubuntu.com>
160 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
162 Backport from mainline
163 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
164 Alexander Monakov <amonakov@ispras.ru>
167 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
168 flush pending lists also on non-jumps. Adjust comment.
171 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
173 * sched-deps.c (add_dependence_list_and_free): Simplify.
174 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
175 lists when add_dependence_list_and_free doesn't free them.
177 2013-04-19 Marek Polacek <polacek@redhat.com>
179 Backport from mainline
180 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
181 Jakub Jelinek <jakub@redhat.com>
183 PR tree-optimization/48189
184 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
185 If nitercst is 0, don't predict the exit edge.
187 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
189 Backport from mainline
190 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
191 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
193 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
196 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
198 * doc/tm.texi: Update.
199 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
200 * target.def (force_at_comp_dir): New hook.
201 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
202 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
204 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
207 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
208 (S_MODES): Set H_MODE bit.
209 (SF_MODES): Set only S_MODE and SF_MODE bits.
210 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
211 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
212 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
213 <MODE_FLOAT>: Likewise.
215 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
217 Backport from mainline:
218 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
221 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
222 nuses, make sure we have a label.
224 2013-04-11 Richard Biener <rguenther@suse.de>
226 * BASE-VER: Set to 4.7.4.
227 * DEV-PHASE: Set to prerelease.
229 2013-04-11 Release Manager
231 * GCC 4.7.3 released.
233 2013-04-10 David S. Miller <davem@davemloft.net>
235 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
238 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
242 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
244 Backport from mainline
245 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
246 Alexander Monakov <amonakov@ispras.ru>
249 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
250 flush pending lists also on non-jumps. Adjust comment.
252 2013-04-03 Richard Biener <rguenther@suse.de>
254 PR tree-optimization/56501
255 * tree-switch-conversion.c (check_process_case): Properly
256 handle !single_succ_p case.
258 2013-04-03 Jakub Jelinek <jakub@redhat.com>
260 Backported from mainline
261 2013-03-06 Jakub Jelinek <jakub@redhat.com>
263 PR tree-optimization/56539
264 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
265 instead of GSI_CONTINUE_LINKING as last argument to
266 force_gimple_operand_gsi. Adjust function comment.
268 2013-03-05 Jakub Jelinek <jakub@redhat.com>
271 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
272 (avoid_complex_debug_insns): New function.
273 (expand_debug_locations): Call it.
275 2013-04-02 Wei Mi <wmi@google.com>
277 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
278 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
279 *<rotate_insn><mode>3_mask in i386.md.
281 2013-04-02 Richard Biener <rguenther@suse.de>
284 Backport from mainline
285 2012-05-16 Richard Guenther <rguenther@suse.de>
287 * tree-inline.c (declare_return_variable): Properly handle
288 DECL_BY_REFERENCE return vars in SSA form.
290 2013-04-01 Wei Mi <wmi@google.com>
292 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
293 Truncate operand 2 using %b asm operand modifier.
294 (*<shift_insn><mode>3_mask): Ditto.
295 (*<rotate_insn><mode>3_mask): Ditto.
297 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
299 * config/i386/i386.md (*movsf_internal): Change type of
300 alternatives 3,4 to imov.
302 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
304 Backport from mainline
305 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
308 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
309 when the may_trap_p bit of the exprs being merged differs.
310 Reorder tests for speculativeness in the logical and operator.
312 Backport from mainline
313 2013-03-05 Jakub Jelinek <jakub@redhat.com>
316 * sel-sched-ir.c (free_sched_pools): Release
317 succs_info_pool.stack[succs_info_pool.max_top] vectors too
318 if succs_info_pool.max_top isn't -1.
320 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
322 Backport from mainline
323 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
326 * sel-sched.c: Include ira.h.
327 (implicit_clobber_conflict_p): New function.
328 (moveup_expr): Use it.
329 * Makefile.in (sel-sched.o): Depend on ira.h.
331 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
333 Backport from mainline
334 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
335 Alexander Monakov <amonakov@ispras.ru>
338 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
339 flush pending lists also on non-jumps. Adjust comment.
341 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
343 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
344 * doc/extend.texi (Named Address Spaces): Ditto.
345 (Variable Attributes): Ditto.
347 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
349 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
350 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
353 2013-03-27 Walter Lee <walt@tilera.com>
355 Backport from mainline:
356 2013-03-27 Walter Lee <walt@tilera.com>
358 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
359 double-decrement of next_scratch_regno.
361 2013-03-27 Walter Lee <walt@tilera.com>
363 Backport from mainline:
364 2013-03-27 Walter Lee <walt@tilera.com>
366 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
368 (insn_v1mulus): Ditto.
369 (insn_v2muls): Ditto.
371 2013-03-27 Walter Lee <walt@tilera.com>
373 Backport from mainline:
374 2013-03-27 Walter Lee <walt@tilera.com>
376 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
378 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
380 2013-03-27 Walter Lee <walt@tilera.com>
382 Backport from mainline:
383 2013-03-27 Walter Lee <walt@tilera.com>
385 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
387 (*sibcall_value): Ditto.
389 2013-03-27 Walter Lee <walt@tilera.com>
391 Backport from mainline:
392 2013-03-27 Walter Lee <walt@tilera.com>
394 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
395 (insn_mnz_v8qi): ... this ...
396 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
398 (insn_v<n>mnz): Replaced by ...
399 (insn_v1mnz): ... this ...
400 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
402 (insn_mz_<mode>): Replaced by ...
403 (insn_mz_v8qi): ... this ...
404 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
406 (insn_v<n>mz): Replaced by ...
407 (insn_v1mz): ... this ...
408 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
411 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
413 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
415 2013-03-26 Richard Biener <rguenther@suse.de>
417 Backport from mainline:
418 2013-03-13 Richard Biener <rguenther@suse.de>
420 PR tree-optimization/56608
421 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
422 calls when vectorizing basic-blocks.
424 2013-03-05 Richard Biener <rguenther@suse.de>
426 PR tree-optimization/56270
427 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
428 of loads after scheduling an SLP instance.
430 2013-03-26 Walter Lee <walt@tilera.com>
432 Backport from mainline:
433 2013-03-26 Walter Lee <walt@tilera.com>
435 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
436 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
438 2013-03-26 Walter Lee <walt@tilera.com>
440 Backport from mainline:
441 2013-03-25 Walter Lee <walt@tilera.com>
443 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
444 TILEGX_INSN_SHUFFLEBYTES1.
445 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
447 (tilegx_builtins): Ditto.
448 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
450 2013-03-26 Walter Lee <walt@tilera.com>
452 Backport from mainline:
453 2013-03-25 Walter Lee <walt@tilera.com>
455 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
456 tests for constraint J, K, N, P.
458 2013-03-26 Walter Lee <walt@tilera.com>
460 Backport from mainline:
461 2013-03-25 Walter Lee <walt@tilera.com>
463 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
464 Use indirect/pcrel encoding.
465 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
468 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
470 Backport from mainline:
471 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
472 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
475 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
476 (musermode): Convert to Var(TARGET_USERMODE).
477 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
478 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
479 * config/sh/sh.c (sh_option_override): Use
480 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
481 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
483 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
485 (udivsi3_i4_single, divsi3_i4_single): Use
486 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
487 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
488 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
489 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
490 (SUBTARGET_OVERRIDE_OPTIONS): New.
492 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
494 Backport from mainline:
495 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
497 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
498 to m2a-single instead of m2e.
500 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
503 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
506 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
509 * config/i386/i386.c (init_cumulative_args): Also set
510 cum->callee_return_avx256_p.
511 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
512 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
514 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
515 callee_return_avx256_p.
517 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
519 Backport from mainline:
520 2012-12-04 Ian Lance Taylor <iant@google.com>
522 * godump.c (find_dummy_types): Output a dummy type if we couldn't
523 output the real type.
525 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
528 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
529 (PLUS_EXPR): Likewise.
530 * doc/cppopts.texi (--help): Likewise.
531 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
532 (-fdump-rtl-cprop_hardreg): Likewise.
533 (-fdump-rtl-csa): Likewise.
534 (-fdump-rtl-dce): Likewise.
535 (-fdump-rtl-dbr): Likewise.
536 (-fdump-rtl-into_cfglayout): Likewise.
537 (-fdump-rtl-outof_cfglayout): Likewise.
539 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
542 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
543 (arm_print_operand, case 'S'): Don't use shift_operator to validate
546 2013-03-14 Seth LaForge <sethml@google.com>
549 Backport from mainline
550 2012-10-22 Julian Brown <julian@codesourcery.com>
552 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
553 VFP D registers in big-endian mode.
555 2013-03-08 Joey Ye <joey.ye@arm.com>
557 Backport from mainline
558 2013-03-06 Joey Ye <joey.ye@arm.com>
561 * gcc.c (convert_white_space): New function.
562 (main): Handles white space in function name.
564 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
566 Backport from mainline
567 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
570 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
571 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
572 to SH_DIV_CALL_TABLE for TARGET_SH2.
573 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
575 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
576 mdiv= call-div1, call-fp, call-table options.
578 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
580 * config.gcc (arm*-*-rtemself*): New.
581 (arm*-*-rtems*): Removed.
582 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
583 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
585 2013-03-01 Richard Biener <rguenther@suse.de>
587 Backport from mainline
588 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
590 PR tree-optimization/55481
591 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
592 back to general rewriting if we cannot leave an original biv
595 2013-03-01 Richard Biener <rguenther@suse.de>
597 Backport from mainline
598 2012-04-10 Richard Guenther <rguenther@suse.de>
601 * gimple-low.c (gimple_check_call_args): Properly account for
602 compatible aggregate types.
604 2013-02-26 Nick Clifton <nickc@redhat.com>
607 Import this patch from the mainline:
609 2012-08-17 Nick Clifton <nickc@redhat.com>
611 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
612 (branch_true): Likewise.
613 (branch_false): Likewise.
615 2013-02-26 Jakub Jelinek <jakub@redhat.com>
617 PR tree-optimization/56443
618 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
619 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
620 to type_for_mode langhook.
622 2013-02-21 Jakub Jelinek <jakub@redhat.com>
625 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
628 2013-02-19 Jakub Jelinek <jakub@redhat.com>
630 Backported from mainline
631 2013-02-19 Jakub Jelinek <jakub@redhat.com>
633 PR tree-optimization/56350
634 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
635 if haven't found reduction or nested cycle operand, rather than
636 asserting we must find it.
638 PR tree-optimization/56381
639 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
642 2013-02-08 Jakub Jelinek <jakub@redhat.com>
644 PR tree-optimization/56250
645 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
646 if type is unsigned and code isn't MULT_EXPR.
648 2013-02-06 Jakub Jelinek <jakub@redhat.com>
651 * omp-low.c (use_pointer_for_field): Return false if
652 lower_send_shared_vars doesn't generate any copy-out code.
654 2012-11-27 Jakub Jelinek <jakub@redhat.com>
656 PR tree-optimization/55110
657 * tree-vect-loop.c (vectorizable_reduction): Don't assert
658 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
660 2013-02-18 Richard Biener <rguenther@suse.de>
663 2013-02-04 Richard Biener <rguenther@suse.de>
665 Backport from mainline
666 2012-07-04 Richard Guenther <rguenther@suse.de>
668 PR tree-optimization/53844
669 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
670 the loop virtual PHI.
672 2013-02-13 David S. Miller <davem@davemloft.net>
674 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
676 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
678 Backport from mainline
679 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
681 PR rtl-optimization/56275
682 * simplify-rtx.c (avoid_constant_pool_reference): Check that
683 offset is non-negative and less than cmode size before
684 calling simplify_subreg.
686 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
688 Backport from mainline
689 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
691 * config/i386/sse.md (FMAMODEM): New mode iterator.
692 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
693 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
695 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
697 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
698 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
699 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
701 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
703 Backport from mainline
704 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
707 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
708 If there is no implicit builtin declaration, just return NULL.
710 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
711 Michael Meissner <meissner@linux.vnet.ibm.com>
713 Backport from mainline
714 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
715 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
717 2013-02-07 David S. Miller <davem@davemloft.net>
719 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
721 * var-tracking.c (vt_add_function_parameter): Test the presence of
722 HAVE_window_save properly and do not remap argument registers when
723 we have a leaf function.
725 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
727 Backport from mainline
728 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
731 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
733 * config/i386/i386.c (ix86_print_operand): Ditto.
735 2013-02-07 Alan Modra <amodra@gmail.com>
738 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
739 static chain, set REST_INLINE_FPRS too.
741 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
743 Backport from mainline
744 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
746 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
747 * configure: Regenerate.
749 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
751 Backport from mainline
752 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
753 Andrew Dixie <andrewd@gentrack.com>
755 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
758 2013-02-05 Richard Biener <rguenther@suse.de>
760 Backport from mainline
761 2012-12-10 Richard Biener <rguenther@suse.de>
763 PR tree-optimization/55107
764 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
765 (bitmap_set_replace_value): Add gcc_unreachable.
766 (do_regular_insertion): Re-write all_same handling. Insert
767 an assignment instead of a PHI in this case.
768 (execute_pre): Do not record constified events.
770 2013-02-05 Richard Biener <rguenther@suse.de>
772 PR tree-optimization/54767
773 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
774 backedges drop all symbolical range information.
775 (execute_vrp): Compute backedges.
777 2013-02-04 Richard Biener <rguenther@suse.de>
779 Backport from mainline
780 2012-01-11 Richard Guenther <rguenther@suse.de>
782 PR tree-optimization/44061
783 * tree-vrp.c (extract_range_basic): Compute zero as
784 value-range for __builtin_constant_p of function parameters.
786 2013-01-08 Jakub Jelinek <jakub@redhat.com>
789 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
791 2013-02-04 Richard Biener <rguenther@suse.de>
793 Backport from mainline
794 2012-07-04 Richard Guenther <rguenther@suse.de>
796 PR tree-optimization/53844
797 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
798 the loop virtual PHI.
800 2012-12-13 Richard Biener <rguenther@suse.de>
803 * tree-streamer.c (record_common_node): Check that we are not
804 recursively pre-loading nodes we want to skip. Handle
805 char_type_node appearing as part of va_list_type_node.
807 2013-02-04 Richard Biener <rguenther@suse.de>
810 * gimple.h (gimple_call_builtin_class_p): New function.
811 * gimple.c (validate_call): New function.
812 (gimple_call_builtin_class_p): Likewise.
813 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
814 Use gimple_call_builtin_class_p.
815 (find_func_clobbers): Likewise.
816 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
817 (strlen_optimize_stmt): Likewise.
819 2013-02-01 Jakub Jelinek <jakub@redhat.com>
821 Backported from mainline
822 2013-01-28 Jakub Jelinek <jakub@redhat.com>
824 PR tree-optimization/56125
825 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
826 pow(x,c) into sqrt(x) * powi(x, n/2) or
827 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
829 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
830 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
833 2013-01-25 Jakub Jelinek <jakub@redhat.com>
835 PR tree-optimization/56098
836 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
837 for stmts with volatile ops.
838 (cond_store_replacement): Don't optimize if assign has volatile ops.
839 (cond_if_else_store_replacement_1): Don't optimize if either
840 then_assign or else_assign have volatile ops.
842 2013-01-23 Jakub Jelinek <jakub@redhat.com>
845 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
846 instead of cmpdi_operand for first comparison operand.
847 Don't assert that comparison operands aren't both constants.
849 2013-01-21 Jakub Jelinek <jakub@redhat.com>
851 PR tree-optimization/56051
852 * fold-const.c (fold_binary_loc): Don't fold
853 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
854 a narrowing conversion, or widening conversion from signed
857 2013-01-18 Jakub Jelinek <jakub@redhat.com>
860 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
861 the case where writing real complex part of target modifies
864 2013-01-15 Jakub Jelinek <jakub@redhat.com>
867 * function.c (thread_prologue_and_epilogue_insns): Always
868 add crtl->drap_reg to set_up_by_prologue.set, even if
869 stack_realign_drap is false.
871 2013-01-10 Jakub Jelinek <jakub@redhat.com>
873 PR tree-optimization/55921
874 * tree-complex.c (expand_complex_asm): New function.
875 (expand_complex_operations_1): Call it for GIMPLE_ASM.
877 2013-01-03 Jakub Jelinek <jakub@redhat.com>
879 PR rtl-optimization/55838
880 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
881 iv0.step, iv1.step and step.
883 2012-11-23 Jakub Jelinek <jakub@redhat.com>
886 * Makefile.in (gimple-low.o): Depend on langhooks.h.
887 * gimple-low.c: Include langhooks.c.
888 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
889 by default call lang_hooks.block_may_fallthru.
890 * langhooks.h (struct lang_hooks): Add block_may_fallthru
892 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
893 (LANG_HOOKS_INITIALIZER): Use it.
895 2012-11-20 Jakub Jelinek <jakub@redhat.com>
898 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
899 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
900 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
901 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
902 fail if the last real insn doesn't have REG_ARGS_SIZE note.
904 2012-11-17 Jakub Jelinek <jakub@redhat.com>
906 PR tree-optimization/55236
907 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
908 and signed ARG0_TYPE, force low and high to be non-NULL.
910 2012-11-13 Jakub Jelinek <jakub@redhat.com>
912 PR rtl-optimization/54127
913 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
914 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
915 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
916 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
917 REG_LABEL_TARGET and REG_LABEL_OPERAND.
919 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
921 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
922 range isn't testing for zero.
924 2013-01-29 Richard Biener <rguenther@suse.de>
926 PR tree-optimization/56113
927 * tree-ssa-structalias.c (equiv_class_lookup): Also return
929 (label_visit): Free duplicate bitmaps and record the leader instead.
930 (perform_var_substitution): Adjust.
932 2013-01-28 Serowk <serowk@yandex.ru>
935 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
936 Fix mode checks to allow for the passing of constants in the
938 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
939 Add entries in the switch statement for builtin iwmmxt vector
940 shift and rotate builtins.
942 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
944 Backport from mainline
945 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
949 operand 0 in movabs insn template for -masm=intel asm alternative.
950 (*movabs<mode>_2): Ditto for operand 1.
952 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
954 Backport from mainline
955 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
958 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
959 alternative to (o,r).
960 (*movdi_internal_rex64): Remove (!o,n) alternative.
961 (DImode immediate->memory splitter): Remove.
962 (DImode immediate->memory peephole2): Remove.
963 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
964 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
965 alternative to (!o,*r).
966 (*movtf_internal_sse): New pattern.
967 (*movxf_internal_rex64): New pattern.
968 (*movxf_internal): Disable for TARGET_64BIT.
969 (*movdf_internal_rex64): Remove (!o,F) alternative.
971 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
973 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
974 involving stack registers slightly.
976 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
978 * config/i386/constraints.md (Yf): New constraint.
979 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
980 of f constraint to conditionaly disable x87 register preferences.
981 (*movdf_internal): Ditto.
982 (*movsf_internal): Ditto.
984 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
986 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
987 (*movtf_internal_rex64): Add (!o,C) alternative
988 (*movxf_internal_rex64): Ditto.
989 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
991 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
993 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
995 2013-01-24 Martin Jambor <mjambor@suse.cz>
997 Backport from mainline
998 2013-01-04 Martin Jambor <mjambor@suse.cz>
1000 PR tree-optimization/55755
1001 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1002 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1004 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1006 Backport from mainline
1007 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1009 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1011 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1013 PR rtl-optimization/56023
1014 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1015 dependent on debug instruction.
1017 2013-01-21 Martin Jambor <mjambor@suse.cz>
1019 Backport from mainline
1020 2013-01-17 Martin Jambor <mjambor@suse.cz>
1022 PR tree-optimizations/55264
1023 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1024 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1025 for virtual functions.
1026 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1027 for virtual methods.
1028 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1029 virtual methods before inlining is over.
1031 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1033 Backport from mainline
1034 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1037 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1038 store through atomic_store<mode>_1.
1039 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1041 2013-01-16 Richard Biener <rguenther@suse.de>
1044 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1045 account for bitpos when computing alignment.
1047 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1049 Backport from 2013-01-14 trunk r195169.
1052 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1053 etc. to 1 and not to __flash.
1054 Use LL suffix for __INT24_MAX__ with -mint8.
1055 Use ULL suffix for __UINT24_MAX__ with -mint8.
1057 2013-01-14 Matthias Klose <doko@ubuntu.com>
1059 * doc/invoke.texi: Document -print-multiarch.
1060 * doc/install.texi: Document --enable-multiarch.
1061 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1062 * configure.ac: Add --enable-multiarch option.
1063 Substitute with_cpu, with_float.
1064 * configure: Regenerate.
1065 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1066 enable_multiarch, with_cpu, with_float: New macros.
1067 if_multiarch: New macro, define in terms of enable_multiarch.
1068 * genmultilib: Add new argument for the multiarch name.
1069 * gcc.c (multiarch_dir): Define.
1070 (for_each_path): Search for multiarch suffixes.
1071 (driver_handle_option): Handle multiarch option.
1072 (do_spec_1): Pass -imultiarch if defined.
1073 (main): Print multiarch.
1074 (set_multilib_dir): Separate multilib and multiarch names
1075 from multilib_select.
1076 (print_multilib_info): Ignore multiarch names in multilib_select.
1077 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1078 * cppdefault.h (default_include): Document multiarch in multilib
1080 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1081 include directory for multiarch directories.
1082 * common.opt: New options --print-multiarch and -imultilib.
1084 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1085 Include i386/t-linux.
1086 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1087 Include i386/t-kfreebsd.
1088 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1089 * config/i386/t-linux64: Add multiarch names in
1090 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1091 * config/i386/t-gnu: New file.
1092 * config/i386/t-kfreebsd: Likewise.
1093 * config/i386/t-linux: Likewise.
1095 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1096 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1097 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1098 for 32bit non-biarch configurations.
1100 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1101 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1104 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1106 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1108 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1109 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1110 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1112 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1113 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1114 Include rs6000/t-linux for 32bit non-biarch configurations.
1116 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1118 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1120 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1121 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1123 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1124 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1126 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1128 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1129 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1130 (vect_estimate_min_profitable_iter): Adjust to above fix.
1131 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1133 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1135 Backport from mainline
1136 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1138 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1139 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1140 documentation. Add missing '__' in front of
1141 __builtin_ia32_packssdw256.
1143 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1145 Backport from mainline
1146 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1148 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1149 attribute of movddup insn to DF.
1150 (*vec_interleave_lowv2df): Ditto.
1151 (vec_dupv2df): Ditto.
1153 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1155 Backport from 2013-01-07 trunk r194991, r194992.
1158 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1161 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1162 (avr_addrspace_t): Add .section_name field.
1163 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1165 (avr_addrspace): Same. Initialize .section_name. Remove last
1166 NULL entry. Put __memx into .progmemx.data.
1167 (progmem_section_prefix): Remove.
1168 (avr_asm_init_sections): No need to initialize progmem_section.
1169 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1170 section name prefix.
1171 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1172 retrieve the progmem section.
1173 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1174 boundary to run over avr_addrspace[].
1175 (avr_register_target_pragmas): Ditto.
1177 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1179 Backport from 2013-01-07 trunk r194978.
1182 * doc/install.texi (Cross-Compiler-Specific Options): Document
1185 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1187 Backport from 2013-01-07 trunk r194968.
1190 * config/avr/t-avr: Don't automatically rebuild
1191 $(srcdir)/config/avr/t-multilib
1192 $(srcdir)/config/avr/avr-tables.opt
1193 (avr-mcus): New phony target to build them on request.
1194 (s-avr-mlib): Remove.
1195 * avr/avr-mcus.def: Adjust comments.
1197 2013-01-07 Terry Guo <terry.guo@arm.com>
1199 Backport from mainline
1200 2012-12-19 Terry Guo <terry.guo@arm.com>
1202 * config/arm/arm.c (thumb_find_work_register): Check argument
1203 register number based on current PCS.
1205 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1207 Backport from mainline
1208 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1211 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1212 selected code model, define __code_mode_small__, __code_model_medium__,
1213 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1214 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1215 xchg temporary register with %k. Declare temporary register as
1217 [__x86_64__]: For medium and large code models, preserve %rbx register.
1219 2013-01-03 Richard Henderson <rth@redhat.com>
1221 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1222 after eliminating TLS symbols.
1224 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1227 * config/pa/pa.md (movsi): Revert previous change.
1228 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1231 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1234 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1237 2013-01-02 Jason Merrill <jason@redhat.com>
1240 * tree.c (build_array_type_1): Revert earlier change.
1242 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1245 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1246 after reload starts.
1248 2012-12-21 Martin Jambor <mjambor@suse.cz>
1250 PR tree-optimization/55355
1251 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1252 bit_position is small enough to fit a single HOST_WIDE_INT.
1254 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1256 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1258 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1260 Backport from mainline
1261 2012-10-15 Matthias Klose <doko@ubuntu.com>
1263 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1264 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1266 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1267 Tomash Brechko <tomash.brechko@gmail.com>
1270 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1271 handling of before and after cases.
1272 * config/sparc/sync.md (atomic_store): Fix pasto.
1274 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1276 * optabs.c (expand_atomic_store): Elide redundant model test.
1278 2012-12-13 Richard Henderson <rth@redhat.com>
1281 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1283 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1286 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1287 (tldo_stb_sp64): Likewise.
1288 (tldo_sth_sp32): Likewise.
1289 (tldo_sth_sp64): Likewise.
1290 (tldo_stw_sp32): Likewise.
1291 (tldo_stw_sp64): Likewise.
1292 (tldo_stx_sp64): Likewise.
1294 2012-12-10 Kai Tietz <ktietz@redhat.com>
1297 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1299 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1301 Backport from mainline
1302 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1303 H.J. Lu <hongjiu.lu@intel.com>
1306 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1307 before using it as insn or call equivalent.
1309 2012-12-06 Jason Merrill <jason@redhat.com>
1312 * tree.c (build_array_type_1): Re-layout if we found it in the
1315 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1317 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1318 opaque cond in all call insns.
1320 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1322 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1323 area if the function allocates dynamic stack space.
1324 (ia64_initial_elimination_offset): Adjust offsets to above change.
1326 2012-12-03 Richard Biener <rguenther@suse.de>
1328 Backport from mainline
1329 2012-09-24 Richard Guenther <rguenther@suse.de>
1331 PR tree-optimization/53663
1332 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1333 native encode/interpret translation on VN_WALKREWRITE.
1335 2012-12-03 Kai Tietz <ktietz@redhat.com>
1338 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1341 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1344 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1346 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1348 Backport from mainline:
1349 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1352 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1353 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1354 (in_nullified_branch_delay): Likewise.
1355 (in_call_delay): Likewise.
1356 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1357 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1358 the $$sh_func_adrs call as variable. Update type of sibcalls and
1359 $$sh_func_adrs call.
1360 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1361 length instead of adjustment. Handle negative and undefined call
1362 adjustments for insn_default_length. Remove adjustment for millicode
1363 insn with unfilled delay slot.
1364 (pa_output_millicode_call): Update for revised millicode length.
1365 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1367 2012-11-29 Kai Tietz <ktietz@redhat.com>
1370 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1371 use by XNEWVEC/XRESIZEVEC.
1373 * i386.c (get_scratch_register_on_entry): Handle
1374 thiscall-convention.
1375 (split_stack_prologue_scratch_regno): Likewise.
1376 (ix86_static_chain): Likewise.
1377 (x86_output_mi_thunk): Likewise.
1379 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1381 Backported from mainline
1382 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1383 Markus Trippelsdorf <markus@trippelsdorf.de>
1386 * lto-opts.c (lto_write_options): Also handle
1387 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1388 OPT_SPECIAL_program_name.
1391 * lto-wrapper.c (merge_and_complain): Handle
1392 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1393 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1395 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1397 PR rtl-optimization/55489
1398 * gcse.c (compute_transp): Precompute a canonical version
1399 of XEXP (x, 0), and pass it to canon_true_dependence.
1401 2012-11-27 Richard Biener <rguenther@suse.de>
1404 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1405 stmt with a NOP instead of removing it.
1407 2012-11-26 Richard Biener <rguenther@suse.de>
1409 Backport from mainline
1410 2012-10-19 Richard Biener <rguenther@suse.de>
1412 PR tree-optimization/54976
1413 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1414 Robustify against odd inner_mode inputs.
1416 2012-10-12 Richard Biener <rguenther@suse.de>
1418 PR tree-optimization/54894
1419 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1420 Handle over-aligned scalar types properly.
1422 2012-10-02 Richard Guenther <rguenther@suse.de>
1425 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1426 cleaning up the CFG.
1428 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1430 Backport from mainline
1431 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1433 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1434 explaining the register ordering preferences.
1436 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1437 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1438 constraints so that the traditional floating point loads, stores,
1439 and moves are done first, then the VSX loads, stores, and moves,
1440 and finally the GPR loads, stores, and moves so that reload
1441 chooses FPRs over GPRs, and uses the traditional load/store
1442 instructions which provide an offset.
1443 (movdf_hardfloat64): Likewise.
1445 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1447 Backported from mainline
1448 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1449 H.J. Lu <hongjiu.lu@intel.com>
1452 * config/i386/i386.c (legitimize_pic_address): Properly handle
1454 (ix86_print_operand_address): Set code to 'k' when forcing
1455 addr32 prefix. For x32, zero-extend negative displacement if
1458 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1460 * common.opt (fvar-tracking-uninit): Document.
1461 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1462 * config/darwin.c (darwin_override_options): Likewise.
1464 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1466 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1467 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1469 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1471 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1473 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1475 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1478 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1480 Backport from mainline
1481 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1483 * config/i386/i386.c (ix86_init_machine_status): Do not
1484 explicitly clear tls_descriptor_call_expanded_p again.
1486 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1488 * config/i386/sse.md
1489 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1490 as read and written by the instruction.
1492 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1494 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1495 (ix86_instantiate_decls): New function.
1496 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1497 stack slot instead of SLOT_VIRTUAL.
1498 <case IX86_BUILTIN_STMXCSR>: Ditto.
1499 (assign_386_stack_local): Do not assert when virtual slot is valid.
1500 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1501 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1502 (truncxf<mode>2): Ditto.
1503 (floatunssi<mode>2): Ditto.
1504 (isinf<mode>2): Ditto.
1505 * config/i386/sync.md (atomic_load<mode>): Ditto.
1506 (atomic_store<mode>): Ditto.
1508 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1511 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1512 the argument is itself a conditional expression.
1514 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1516 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1519 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1521 PR tree-optimization/54986
1522 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1523 conversions on entry but add them back on exit if needed.
1525 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1528 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1530 (print_reg): Use true_regnum rather than REGNO.
1531 (ix86_print_operand_address): Remove SUBREG handling.
1533 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1535 Backported from mainline
1536 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1539 * gimple.h (is_gimple_sizepos): New inline function.
1540 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1541 final assignment to expr variable.
1542 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1543 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1544 into a local temporary.
1546 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1548 PR tree-optimization/54877
1549 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1550 use make_ssa_name instead of copy_ssa_name.
1552 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1554 Backport from mainline
1555 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1557 PR tree-optimization/53708
1558 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1559 user-supplied alignment when used with an explicit section name.
1561 2012-11-02 Jeff Law <law@redhat.com>
1563 PR tree-optimization/54985
1564 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1565 from thread_across_edge.
1566 (thread_across_edge): Use it in all cases where we might thread
1569 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1571 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1572 special register pushes before frame probing and allocation.
1574 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1575 Joel Sherrill <joel.sherrill@oarcorp.com>
1577 * config/sparc/t-rtems: New (Custom multilibs).
1578 * config/sparc/t-rtems-64: New (Custom multilibs).
1579 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1580 (sparc-*-rtems*): Add sparc/t-rtems.
1582 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1584 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1586 (hash_rtx): Likewise.
1588 2012-10-29 Terry Guo <terry.guo@arm.com>
1590 Backport from mainline
1591 2012-10-11 Terry Guo <terry.guo@arm.com>
1593 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1595 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1598 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1600 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1601 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1603 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1605 * config/avr/t-rtems: Revert previous commit.
1607 2012-10-26 Terry Guo <terry.guo@arm.com>
1609 Backport from mainline
1610 2012-10-23 Terry Guo <terry.guo@arm.com>
1613 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1616 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1618 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1620 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1622 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1624 * config.gcc (microblaze*-*-rtems*): New target.
1625 * config/microblaze/rtems.h: New.
1626 * config/microblaze/t-rtems: New.
1628 2012-10-25 Richard Biener <rguenther@suse.de>
1630 PR tree-optimization/54902
1631 * tree-ssa-pre.c (fini_pre): Return TODO.
1632 (execute_pre): Adjust.
1633 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1634 blocks before computing dominators.
1636 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1638 Backport from mainline
1639 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1641 * config/i386/i386.c (memory_address_length): Assert that non-null
1642 base or index RTXes are registers. Do not check for REG RTXes.
1643 Determine addr32 prefix using SImode_address_operand or
1644 from original base and index RTXes. Simplify code.
1646 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1648 * config/i386/i386-protos.h (memory_address_length): Add new bool
1649 argument. Update all uses.
1650 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1651 add length of addr32 prefix based on mode of base or index register.
1652 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1653 addresses here. Update call to memory_address_length.
1654 (ix86_print_address_operand): Use SImode_address_operand predicate.
1655 * config/i386/predicates.md (SImode_address_operand): New.
1656 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1657 to calculate "mode" attribute. Use SImode_address_operand predicate
1658 instead of open-coding accepted RTX codes.
1660 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1662 Backport from 2012-10-22 trunk r192685.
1663 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1664 Note __AVR_<device>__ is not defined for cores.
1665 Don't point to --help=target.
1666 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1668 2012-10-19 Marek Polacek <polacek@redhat.com>
1670 Backported from mainline
1671 2012-10-19 Marek Polacek <polacek@redhat.com>
1674 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1675 pointer/non-pointer comparison.
1677 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1679 Backported from mainline
1680 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1683 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1684 sure the mode is correct when falling through from above cases.
1686 2012-10-19 Alan Modra <amodra@gmail.com>
1688 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1689 (HAVE_LD_LARGE_TOC): Likewise.
1690 * configure: Regenerate.
1692 2012-10-19 Alan Modra <amodra@gmail.com>
1694 * config/rs6000/predicates.md (splat_input_operand): Don't call
1695 input_operand for MEMs. Instead check for volatile and call
1696 memory_address_addr_space_p with modified mode.
1698 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1700 Backported from mainline
1701 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1703 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1705 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1707 PR rtl-optimization/54870
1708 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1709 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1710 SSA_NAME pointer that points to a partition if there is at least
1711 one variable with it set in the partition.
1712 * dse.c (local_variable_can_escape): New predicate.
1713 (can_escape): Call it.
1714 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1715 mark the SSA_NAME pointer that points to a partition.
1717 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1719 Backport from mainline
1720 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1722 PR rtl-optimization/53701
1723 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1724 rocess not only expr's vinsns but all old vinsns from expr's
1727 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1729 Backport from mainline
1730 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1733 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1735 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1736 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1737 only if producer writes to the register given by regno.
1739 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1741 Backport from mainline
1742 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1744 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1745 (UNSPEC_LOADU): New.
1746 (UNSPEC_STOREU): Ditto.
1747 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1748 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1749 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1750 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1751 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1752 (<sse2>_storedqu<avxsizesuffix>): ... this.
1753 (*sse4_2_pcmpestr_unaligned): Update.
1754 (*sse4_2_pcmpistr_unaligned): Ditto.
1756 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1757 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1758 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1759 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1760 gen_sse2_load{dqu,upd} to load from unaligned memory and
1761 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1763 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1764 Use CODE_FOR_sse_loadups.
1765 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1766 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1767 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1768 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1769 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1770 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1771 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1772 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1773 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1774 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1775 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1777 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1779 Backport from trunk (r190222):
1781 PR tree-optimization/54146
1782 * ifcvt.c: Include pointer-set.h.
1783 (cond_move_process_if_block): Change type of then_regs and
1784 else_regs from alloca'd array to pointer_sets.
1785 (check_cond_move_block): Update for this change.
1786 (cond_move_convert_if_block): Likewise.
1787 * Makefile.in: Fix dependencies for ifcvt.o.
1789 2012-10-15 Richard Guenther <rguenther@suse.de>
1791 PR tree-optimization/54920
1792 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1793 allocate temporary storage for all NARY elements.
1795 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1798 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1800 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1802 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1803 default_use_cxa_atexit to yes.
1805 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1807 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1809 2012-10-05 Jan Hubicka <jh@suse.cz>
1810 Jakub Jelinek <jakub@redhat.com>
1812 PR tree-optimization/33763
1813 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1814 attribute for redefined extern inline functions.
1816 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1818 Backported from mainline
1819 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1821 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1822 in SSE and YMM state support check for -march=native.
1824 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1827 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1830 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1832 Backported from mainline
1833 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1836 * doc/invoke.texi: Document -mprefer-avx128.
1838 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1840 Backported from mainline
1841 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1844 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1845 (XSTATE_FP): Likewise.
1846 (XSTATE_SSE): Likewise.
1847 (XSTATE_YMM): Likewise.
1848 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1849 SSE and YMM states aren't supported.
1851 2012-10-01 Tom de Vries <tom@codesourcery.com>
1853 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1856 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1859 * config/s390/s390.c (s390_option_override): Add missing break.
1861 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1863 Backport from mainline
1864 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1866 * config.gcc: Replace 'host' with 'target' when configuring for
1867 powerpc64*-*-freebsd.
1869 2012-09-28 Meador Inge <meadori@codesourcery.com>
1871 Backport from mainline
1872 2012-09-27 Meador Inge <meadori@codesourcery.com>
1874 * gcc-ar.c (main): Handle the returning of the sub-process error
1877 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1879 Backport from 2012-09-28 trunk r191821.
1880 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1882 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1885 * simplify-rtx.c (simplify_binary_operation_1): Perform
1886 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1888 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1890 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1891 TYPE_NONALIASED_COMPONENT flag.
1892 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1893 TYPE_NONALIASED_COMPONENT flag.
1895 2012-09-21 Richard Guenther <rguenther@suse.de>
1898 Backport from mainline
1899 2012-04-19 Richard Guenther <rguenther@suse.de>
1901 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1904 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1907 * c-typeck.c (c_cast_expr): When casting to a type requiring
1908 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1911 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1914 * c-typeck.c (build_unary_op): Pass original argument of
1915 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1916 any C_MAYBE_CONST_EXPR, if it has integer operands.
1917 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1918 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1919 to c_objc_common_truthvalue_conversion, then remove any
1920 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1921 c_objc_common_truthvalue_conversion not
1922 c_common_truthvalue_conversion.
1923 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1924 call note_integer_operands for arguments with integer operands
1925 that are not integer constants.
1927 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1929 Backported from mainline
1930 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1932 PR tree-optimization/54563
1933 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1934 gimple_purge_dead_eh_edges if last call has been changed.
1936 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1939 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1940 instead of (match_dup 0) as second argument to vec_merge.
1941 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1942 Remove third alternative.
1943 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1944 operand 2 instead of operand 1, but put it as first argument
1946 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1947 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1950 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1952 * BASE-VER: Set to 4.7.3.
1953 * DEV-PHASE: Set to prerelease.
1955 2012-09-20 Release Manager
1957 * GCC 4.7.2 released.
1959 2012-09-15 Andi Kleen <ak@linux.intel.com>
1961 Backport from mainline
1962 2012-09-07 Andi Kleen <ak@linux.intel.com>
1964 * gcc/lto-streamer.h (res_pair): Add.
1965 (lto_file_decl_data): Replace resolutions with respairs.
1967 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1968 Initialize respairs.
1969 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1971 2012-09-14 Walter Lee <walt@tilera.com>
1973 Backport from mainline.
1974 2012-09-14 Walter Lee <walt@tilera.com>
1976 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1977 option for TILEPro and TILE-Gx.
1979 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1981 * config/i386/i386.h (x86_prefetchw): New global variable.
1982 (TARGET_PREFETCHW): New macro.
1983 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1984 (processor_alias_table): Add PTA_PREFETCHW to
1985 bdver1, bdver2 and btver1.
1986 (ix86_option_override_internal): Set x86_prefetchw for
1987 PTA_PREFETCHW targets.
1988 * config/i386/i386.md (prefetch): Expand to prefetchw
1989 for TARGET_PREFETCHW.
1990 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1992 Backport from mainline
1993 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1995 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1996 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1998 (*prefetch_sse): ... this.
1999 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2001 (*prefetch_3dnow): ... this.
2003 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2006 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2007 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2009 2012-09-12 Teresa Johnson <tejohnson@google.com>
2011 Backport from mainline.
2012 2012-09-12 Teresa Johnson <tejohnson@google.com>
2014 PR gcov-profile/54487
2015 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2016 test using F_SETLKW with fcntl.
2017 * configure, config.in: Regenerate.
2019 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2021 Backport from mainline
2022 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2024 * config/i386/i386.md : Comments on fma4 instruction selection
2025 reflect requirement on register pressure based cost model.
2027 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2028 flag is set-reset as informed by the cpuid flag.
2030 * config/i386/i386.c (processor_alias_table): fma4
2031 flag is enabled for bdver2.
2033 2012-09-12 Christian Bruel <christian.bruel@st.com>
2035 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2037 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2039 * config.gcc: Obsolete picochip-*.
2041 2012-09-11 Richard Guenther <rguenther@suse.de>
2044 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2045 on flag_toplevel_reorder.
2047 2012-09-10 Richard Henderson <rth@redhat.com>
2049 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2052 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2054 Backport from 2012-09-10 mainline r191132.
2057 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2059 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2062 * tree-sra.c (disqualify_base_of_expr): Check for possible
2063 NULL_TREE returned by get_base_address()
2065 2012-09-07 Richard Guenther <rguenther@suse.de>
2067 Backport from mainline
2068 2012-06-26 Jan Hubicka <jh@suse.cz>
2071 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2074 2012-09-07 Richard Guenther <rguenther@suse.de>
2076 Backport from mainline
2077 2012-07-13 Richard Guenther <rguenther@suse.de>
2079 PR tree-optimization/53922
2080 * tree-vrp.c (value_inside_range): Change prototype to take
2081 min/max instead of value-range.
2082 (range_includes_zero_p): Likewise. Return the result from
2084 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2085 return value from range_includes_zero_p.
2086 (extract_range_from_unary_expr_1): Likewise.
2087 (compare_range_with_value): Likewise.
2088 (vrp_meet_1): Likewise.
2090 2012-09-07 Richard Guenther <rguenther@suse.de>
2093 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2094 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2095 arguments separately.
2097 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2099 Backported from mainline
2100 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2102 PR rtl-optimization/54455
2103 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2104 bb ends up with asm goto referencing bb's label.
2106 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2108 Backport from mainline.
2109 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2110 Richard Earnshaw <richard.earnshaw@arm.com>
2113 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2114 element size. Use elem_type from the formal parameter. New parameter
2116 (neon_expand_args): Adjust call to neon_dereference_pointer.
2118 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2120 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2121 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2123 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2125 Backport from mainline
2126 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2128 * config/i386/i386.md (isa): Add fma and fma4.
2129 (enabled): Handle fma and fma4.
2130 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2131 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2132 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2133 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2134 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2135 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2137 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2139 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2140 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2141 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2143 2012-09-06 Richard Guenther <rguenther@suse.de>
2145 PR tree-optimization/54498
2146 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2147 abort when reaching an already visited region.
2148 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2149 (get_continuation_for_phi_1): Likewise.
2150 (walk_non_aliased_vuses): When we translated the reference,
2151 abort when we re-visit a region.
2152 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2154 2012-09-06 Andrew Pinski <apinski@cavium.com>
2157 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2159 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2162 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2163 build_int_cst with size_type_node instead of size_int.
2165 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2167 Backport from 2012-09-05 mainline r190697.
2170 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2171 configured --with-avrlibc.
2172 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2174 * config/avr/avrlibc.h: New file.
2175 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2176 configured --with-avrlibc.
2177 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2179 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2181 Backport from 2012-09-04 mainline r190919
2184 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2185 of size less than 4 bytes by using macro ARM_NUM_INTS.
2186 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2188 2012-09-04 Richard Henderson <rth@redhat.com>
2190 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2192 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2194 Backport from 2012-09-04 mainline r190920
2197 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2199 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2201 Backport from 2012-09-04 mainline r190914
2204 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2206 (avr_allocate_stack_slots_for_args): ...this new static function.
2208 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2210 Backported from mainline
2211 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2214 * doc/invoke.texi: Add -da and remove -dm.
2216 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2218 Backported from mainline
2219 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2222 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2223 operands[1] is CONST_INT_P, convert it to QImode before printing.
2225 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2228 * c-convert.c (convert): Don't call fold_convert_loc if
2229 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2230 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2231 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2233 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2236 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2237 if init is a CONSTRUCTOR.
2239 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2241 PR rtl-optimization/54369
2242 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2243 calling dbr_schedule.
2244 * config/sparc/sparc.c (sparc_reorg): Likewise.
2246 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2248 Backport from mainline
2249 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2251 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2252 case for Atom processor.
2254 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2256 Backport from mainline
2257 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2260 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2261 true for TARGET_64BIT or !flag_pic.
2262 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2263 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2264 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2265 Add insn constraint. Conditionally emit xchg asm insns.
2266 (atomic_compare_and_swap<mode>): Update calls. Check only
2267 cmpxchg8b_pic_memory_operand in memory address fixup.
2269 (CASHMODE): Rename from DCASHMODE.
2270 (doublemodesuffix): Update modes.
2271 (regprefix): New mode attribute.
2273 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2274 <UNSPECV_CMPXCHG>: New constant.
2275 (atomic_compare_and_swap<mode>_1): Rename from
2276 atomic_compare_and_swap_single<mode>. Update calls and
2277 unspec_volatile constants.
2278 (atomic_compare_and_swap<mode>_doubleword): Rename from
2279 atomic_compare_and_swap_double<mode>. Update calls and
2280 unspec_volatile constants.
2282 2012-08-28 Walter Lee <walt@tilera.com>
2284 Backport from mainline
2285 2012-08-28 Walter Lee <walt@tilera.com>
2287 * confg/tilegx/tilegx.md: Fix code style.
2288 (*zero_extendsidi_truncdisi): Fix typo.
2289 * config/tilegx/tilegx.c: Fix code style.
2290 (tilegx_function_profiler): Fix typo.
2292 2012-08-27 Walter Lee <walt@tilera.com>
2294 Backport from mainline
2295 2012-08-27 Walter Lee <walt@tilera.com>
2297 * doc/md.texi (TILE-Gx): Fix typo.
2299 2012-08-27 Walter Lee <walt@tilera.com>
2301 Backport from mainline
2302 2012-08-27 Walter Lee <walt@tilera.com>
2304 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2305 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2307 2012-08-27 Walter Lee <walt@tilera.com>
2309 Backport from mainline
2310 2012-08-27 Walter Lee <walt@tilera.com>
2312 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2313 (insn_bfins): Delete.
2315 2012-08-27 Walter Lee <walt@tilera.com>
2317 Backport from mainline
2318 2012-08-27 Walter Lee <walt@tilera.com>
2320 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2321 atomic_exchange_bare<mode>,
2322 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2323 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2324 * config/tilegx/tilegx.md (type): Add X1_remove.
2325 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2326 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2327 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2330 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2332 PR rtl-optimization/54088
2333 * jump.c (delete_related_insns): Robustify latest change.
2335 2012-08-21 Richard Guenther <rguenther@suse.de>
2337 Backport from mainline
2338 2012-08-16 Richard Guenther <rguenther@suse.de>
2341 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2343 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2344 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2345 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2346 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2347 (tree_ssa_lim_finalize): Free all mem_refs.
2348 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2349 scc when bailing out.
2350 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2351 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2352 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2353 FOR_EACH_LOOP_BREAK.
2355 2012-08-17 Richard Guenther <rguenther@suse.de>
2357 * tree-sra.c (modify_function): Free redirect_callers vector.
2358 * ipa-split.c (split_function): Free args_to_pass vector.
2359 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2361 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2362 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2363 (vect_analyze_slp_instance): Free everything.
2364 (destroy_bb_vec_info): Free the SLP instances.
2366 2012-08-17 Richard Guenther <rguenther@suse.de>
2368 * params.def (integer-share-limit): Decrease from 256 to 251,
2371 2012-08-21 Richard Guenther <rguenther@suse.de>
2373 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2374 the affine expansion cache.
2376 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2378 Backported from trunk
2379 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2382 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2384 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2386 Backport from mainline.
2387 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2390 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2391 mark as predicable. Adjust asm template.
2392 (vec_setv2di_internal): Likewise.
2393 (vec_extract<mode> VD, VQ): Likewise.
2394 (vec_extractv2di): Likewise.
2395 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2396 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2397 (neon_vdup_n<mode> VX, V32): Likewise.
2398 (neon_vdup_nv2di): Likewise.
2400 2012-08-17 Walter Lee <walt@tilera.com>
2402 Backport from mainline
2403 2012-08-17 Walter Lee <walt@tilera.com>
2405 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2406 (FEEDBACK_ENTER): Define.
2407 (FEEDBACK_REENTER): Define.
2408 (FEEDBACK_ENTRY): Define.
2409 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2410 (FEEDBACK_ENTER): Define.
2411 (FEEDBACK_REENTER): Define.
2412 (FEEDBACK_ENTRY): Define.
2414 2012-08-16 Walter Lee <walt@tilera.com>
2416 Backport from mainline
2417 2012-08-16 Walter Lee <walt@tilera.com>
2419 * config.gcc (tilegx-*-linux*): Add feedback.h.
2420 (tilepro-*-linux*): Likewise.
2421 * config/tilegx/feedback.h: New file.
2422 * config/tilepro/feedback.h: New file.
2424 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2426 Backport from mainline r189840 and r187586:
2427 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2429 * config/i386/i386.md (stack_protect_set): Disable the pattern
2430 for Android since Android libc (bionic) does not provide random
2431 value for stack protection guard at gs:0x14. Guard value
2432 will be provided from external symbol (default implementation).
2433 (stack_protect_set_<mode>): Likewise.
2434 (stack_protect_test): Likewise.
2435 (stack_protect_test_<mode>): Likewise.
2436 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2437 not have Bionic by default
2438 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2439 Macro OPTION_BIONIC is defined in this file and provides Bionic
2440 accessibility status
2442 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2444 * configure.ac: Stack protector enabling for Android targets.
2445 * configure: Regenerate.
2447 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2449 Backported from trunk
2450 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2452 PR rtl-optimization/53942
2453 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2454 directly from likely spilled non-fixed hard registers, move them
2457 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2459 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2460 (xop_phaddubq): Ditto.
2462 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2464 Backport from mainline
2465 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2466 Richard Earnshaw <rearnsha@arm.com>
2468 * target.def (vector_alignment): New target hook.
2469 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2470 * doc/tm.texi: Regenerate.
2471 * targhooks.c (default_vector_alignment): New function.
2472 * targhooks.h (default_vector_alignment): Add prototype.
2473 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2474 * config/arm/arm.c (arm_vector_alignment): New function.
2475 (TARGET_VECTOR_ALIGNMENT): Define.
2477 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2478 vector type alignment instead of size.
2479 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2480 element type size directly instead of computing it from alignment.
2481 Fix variable naming and comment.
2483 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2485 Backport from mainline
2486 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2488 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2489 (alpha_pad_function_end): ... this. Also insert NOP between
2490 sibling call and GP load.
2491 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2493 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2495 Backport from mainline
2496 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2497 H.J. Lu <hongjiu.lu@intel.com>
2499 PR rtl-optimization/54157
2500 * combine.c (gen_lowpart_for_combine): Don't return identity
2501 for CONST or symbolic reference.
2503 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2505 Backport from mainline
2506 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2508 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2509 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2510 split_cost argument signed.
2511 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2512 (ix86_avoid_lea_for_addr): Ditto.
2514 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2516 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2517 the address has less than two components.
2519 2012-08-02 Steve Ellcey <sellcey@mips.com>
2521 Backport from mainline
2522 2012-07-19 Steve Ellcey <sellcey@mips.com>
2524 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2527 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2529 Backport from mainline
2530 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2533 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2534 negative constant address for TARGET_X32 ...
2535 (ix86_decompose_address): ... here. Reject constant addresses
2536 that don't satisfy x86_64_immediate_operand predicate.
2538 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2541 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2542 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2543 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2544 addresses. Prevent zero extensions of CONST_INT operands.
2546 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2549 * config/i386/i386.md (*lea): New insn pattern.
2551 (*lea<mode>_2): Ditto.
2552 (*lea_{3,4,5,6}_zext): Ditto.
2553 * config/i386/predicates.md (lea_address_operand): Do not reject
2554 zero-extended address operands.
2555 * config/i386/constraints.md (j): Remove address constraint.
2556 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2558 (ix86_print_operand_address): Handle SImode subreg of an address.
2559 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2561 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2563 Backport from mainline
2564 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2567 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2568 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2570 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2571 (*movdi_internal_rex64): Use %E operand modifier for lea.
2572 (*movsi_internal): Ditto.
2574 (*lea<mode>_2): Ditto.
2575 (*lea_{3,4,5,6}_zext): Ditto.
2576 (*tls_global_dynamic_32_gnu): Ditto.
2577 (*tls_global_dynamic_64): Ditto.
2578 (*tls_dynamic_gnu2_lea_32): Ditto.
2579 (*tls_dynamic_gnu2_lea_64): Ditto.
2580 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2582 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2584 Backport from mainline
2585 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2587 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2589 (ix86_print_operand_address): Assert that parts.base and parts.index
2590 are non-NULL after call to simplify_subreg.
2592 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2595 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2597 * config/sh/sh.c (sh_option_override): Do not change
2598 flag_finite_math_only. Set TARGET_IEEE to complement of
2599 flag_finite_math_only.
2600 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2601 description of mieee and mno-ieee behavior.
2603 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2606 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2607 (_lzcnt_u64): Ditto.
2609 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2611 Backport from mainline
2612 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2614 PR rtl-optimization/52250
2615 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2616 to put note list into. Unconditionally call move_bb_info.
2617 (move_bb_info): Do not assert the blocks being in the same region,
2618 just drop the note list if they are not.
2620 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2622 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2624 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2626 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2627 defining statement is a SSA name that occurs in abnormal PHIs.
2629 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2631 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2634 2012-07-19 Richard Guenther <rguenther@suse.de>
2635 Eric Botcazou <ebotcazou@adacore.com>
2637 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2638 about transition from invariant to known bits.
2639 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2641 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2644 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2645 (cleanup_tree_cfg_bb): Don't call it.
2646 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2649 2012-07-19 Christian Bruel <christian.bruel@st.com>
2652 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2654 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2656 * config.gcc (v850-*-rtems*): New target.
2657 * config/v850/rtems.h: New.
2658 * config/v850/t-rtems: New.
2660 2012-07-18 Nick Clifton <nickc@redhat.com>
2662 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2664 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2668 Backport from mainline
2669 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2672 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2673 instead expand it as zero extension.
2675 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2677 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2678 QImode and HImode splitters. Use ix86_comparison_operator.
2679 Explicitly match FLAGS_REG.
2680 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2682 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2683 Steven Bosscher <steven@gcc.gnu.org>
2684 Bernd Schmidt <bernds@codesourcery.com>
2686 PR rtl-optimization/53908
2687 * df-problems.c (can_move_insns_across): When doing
2688 memory-reference book-keeping, handle call insns.
2690 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2692 Backport from mainline
2693 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2696 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2697 sibcall_insn_operand. Move it to a temporary register if not.
2699 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2702 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2703 emit PIC sequence for fnaddr symbol reference in advance.
2705 2012-07-09 Jason Merrill <jason@redhat.com>
2708 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2709 (type_hash_eq): Likewise.
2712 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2714 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2716 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2717 due to negative shift amount.
2719 2012-07-06 Kai Tietz <ktietz@redhat.com>
2721 Backport from mainline.
2723 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2724 as "/mingw/include".
2726 2012-07-06 Nick Clifton <nickc@redhat.com>
2728 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2729 default_encode_section_info.
2731 2012-07-06 Richard Guenther <rguenther@suse.de>
2733 Backport from mainline
2734 2012-03-30 Richard Guenther <rguenther@suse.de>
2737 * double-int.c (rshift_double): Remove not needed cast.
2739 2012-03-28 Richard Guenther <rguenther@suse.de>
2742 * double-int.h (rshift_double): Remove.
2743 * double-int.c (lshift_double): Use absu_hwi to make count
2745 (rshift_double): Make static, take unsigned count argument,
2746 remove handling of negative count argument.
2747 (double_int_rshift): Dispatch to lshift_double.
2749 2012-07-06 Richard Guenther <rguenther@suse.de>
2751 Backport from mainline
2752 2012-06-18 Richard Guenther <rguenther@suse.de>
2754 PR tree-optimization/53693
2755 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2756 Reject operands with more than one use.
2758 2012-07-06 Richard Guenther <rguenther@suse.de>
2760 Backport from mainline
2761 2012-04-11 Richard Guenther <rguenther@suse.de>
2764 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2765 consider loop nesting.
2766 (evolution_function_is_univariate_p): Properly check the remainder
2769 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2771 Backport from mainline
2772 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2774 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2775 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2776 (adjacent_mem_locations): Move some code to and call...
2777 (get_memref_parts): ...new function.
2778 (mem_locations_overlap): New function.
2779 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2780 (is_mem_ref): Rename to...
2781 (find_mem_ref): ...this. Return MEM rtx.
2782 (get_store_dest): Remove function.
2783 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2784 new parameter and adjust calls.
2785 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2786 mem refs overlap for true_store_to_load_dep_costly.
2787 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2788 passed to adjacent_mem_locations.
2789 (is_costly_group): Walk resolved dependency list.
2790 (force_new_group): Emit group ending nop for Power6/Power7.
2791 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2792 (group_ending_nop): New define_insn.
2794 2012-07-04 Richard Guenther <rguenther@suse.de>
2797 * gimple-fold.c (get_base_constructor): Do not return an
2798 error_mark_node DECL_INITIAL.
2800 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2802 Backport from mainline
2803 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2805 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2806 code model string in the error message.
2808 2012-07-04 Tristan Gingold <gingold@adacore.com>
2810 Backport from mainline.
2811 2012-06-25 Tristan Gingold <gingold@adacore.com>
2813 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2814 (seh_cfa_adjust_cfa): ... that function.
2815 (seh_emit_stackalloc): Do not emit out of range values.
2816 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2817 UNSPEC_DEF_CFA constants.
2818 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2819 * config/i386/i386.c (ix86_frame_pointer_required): Required
2820 for very large frames on SEH target.
2821 (ix86_compute_frame_layout): Save area is before frame pointer
2822 on SEH target. Handle very large frames.
2823 (ix86_expand_prologue): Likewise.
2825 2012-07-04 Richard Guenther <rguenther@suse.de>
2827 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2828 as in free_lang_data_in_type.
2830 2012-07-02 Martin Jambor <mjambor@suse.cz>
2832 Backport from mainline.
2833 2012-07-02 Martin Jambor <mjambor@suse.cz>
2836 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2837 dynamic type change check.
2839 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2841 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2842 last statement of the finally block onto the switch.
2844 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2846 * configure: Regenerate.
2848 Backport from mainline.
2849 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2851 * config.gcc (target_type_format_char): New. Document it. Set it for
2853 * configure.ac (gnu_unique_option): Use target_type_format_char
2854 in test. Comment rationale.
2856 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2858 Backport from mainline.
2859 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2861 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2863 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2865 Backport from 2012-06-28 mainline r189049
2868 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2869 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2870 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2871 avr_hard_regno_call_part_clobbered.
2873 2012-06-28 Richard Guenther <rguenther@suse.de>
2876 * expr.c (expand_expr_real_1): Verify if the type is complete
2877 before inspecting its size.
2879 2012-06-27 Nick Clifton <nickc@redhat.com>
2881 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2884 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2887 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2889 2012-06-26 Nick Clifton <nickc@redhat.com>
2891 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2893 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2896 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2897 of x x x in the vmovlps load alternative.
2899 2012-06-22 Richard Guenther <rguenther@suse.de>
2901 * gcov-iov.c: Include bconfig.h and system.h.
2903 2012-06-22 Richard Guenther <rguenther@suse.de>
2905 PR gcov-profile/53744
2906 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2908 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2910 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2911 DECL_IGNORED_P non-reg vars even if they are used.
2913 2012-06-19 Jason Merrill <jason@redhat.com>
2916 * dwarf2out.c (modified_type_die): Use scope_die_for.
2917 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2918 (uses_local_type_r, uses_local_type): New.
2919 (scope_die_for): Keep a type that uses a local type in local scope.
2920 Use get_context_die for namespace and type scope.
2922 2012-06-19 Richard Guenther <rguenther@suse.de>
2925 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2926 replace it with the first non-BLOCK context.
2928 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2930 PR rtl-optimization/53700
2932 Backport from mainline
2933 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2935 * ira-color.c (setup_left_conflict_sizes_p): Process all
2936 conflicting objects.
2938 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2940 Backport from mainline
2941 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2944 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2945 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2946 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2947 instead of xop_mulv2div2di3_low.
2948 (xop_p<macs>dql): Fix vec_select selector.
2949 (xop_p<macs>dqh): Ditto.
2950 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2951 (xop_mulv2div2di3_high): Ditto.
2953 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2955 Backport from mainline:
2956 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2958 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2960 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2962 Backport from mainline:
2963 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2965 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2966 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2967 MAX_PCREL17F_OFFSET instead of fixed offset.
2968 (pa_attr_length_call): Likewise.
2969 (pa_attr_length_indirect_call): Likewise.
2971 2012-06-15 Walter Lee <walt@tilera.com>
2973 Backport from mainline:
2974 2012-06-15 Walter Lee <walt@tilera.com>
2976 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2978 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2980 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2982 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2984 Backport from mainline:
2986 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2987 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2988 * gimple.h (block_in_transaction): Check for flag_tm.
2990 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2992 PR tree-optimization/52558
2994 Backport from mainline:
2995 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2996 * gimple.h (gimple_set_in_transaction): Remove.
2997 (gimple_in_transaction): Look in BB instead.
2998 (gimple_statement_base): Remove in_transaction field.
2999 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3000 * trans-mem.c (compute_transaction_bits): Place transaction bit
3001 information into basic blocks.
3003 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3005 PR tree-optimization/52558
3006 * cfg.c (alloc_aux_for_edge): Fix comment.
3007 (alloc_aux_for_edge): Remove static.
3008 * basic-block.h (alloc_aux_for_edge): Protoize.
3009 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3010 (execute_sm_if_changed_flag): New.
3011 (execute_sm_if_changed_flag_set): New.
3012 (execute_sm): Do not generate data races unless requested.
3013 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3014 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3015 * gimple.h (block_in_transaction): New.
3016 (gimple_in_transaction): Use block_in_transaction.
3018 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3020 Backported from mainline
3021 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3023 PR rtl-optimization/53589
3024 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3025 discovery even when e->dest != target. If any LABEL_REF points
3026 to e->dest label, redirect it to target's label.
3028 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3031 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3032 returns false, replace stmt with GIMPLE_NOP.
3033 (check_omp_nesting_restrictions): Instead of issuing warnings,
3034 issue errors and return false if any errors were reported.
3036 2012-06-14 Richard Guenther <rguenther@suse.de>
3038 * BASE-VER: Set to 4.7.2.
3039 * DEV-PHASE: Set to prerelease.
3041 2012-06-12 Christian Bruel <christian.bruel@st.com>
3044 * config/sh/sh.c (sh_option_override): Don't force
3045 flag_omit_frame_pointer and maccumulate_outgoing_args.
3046 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3048 2012-06-14 Release Manager
3050 * GCC 4.7.1 released.
3052 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3054 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3056 2012-06-13 Richard Henderson <rth@redhat.com>
3058 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3059 iterator instead of INT.
3061 2012-06-08 Richard Henderson <rth@redhat.com>
3064 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3065 note to a clobber insn when no other insn is available.
3067 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3070 * doc/invoke.texi (Wenum-compare): Update documentation.
3072 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3075 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3077 (altivec_stvlxl): Ditto.
3078 (altivec_stvrx): Ditto.
3079 (altivec_stvrxl): Ditto.
3081 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3084 * trans-mem.c (expand_block_edges): Do not skip the first
3085 statement when resetting the BB.
3087 2012-06-04 Richard Guenther <rguenther@suse.de>
3090 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3091 create new assembler names.
3093 2012-06-04 Richard Guenther <rguenther@suse.de>
3095 Backport from mainline
3096 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3099 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3100 larger than maxbits. Don't compute maxbits modulo align.
3101 Also check that unit bytes long store at bitpos / unit * unit
3102 doesn't affect bits beyond bitregion_end.
3103 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3104 would not fit into bitregion_start ... bitregion_end + 1 bit
3106 (store_split_bit_field): Decrease unit close to end of bitregion_end
3107 if access is restricted in order to avoid mutual recursion.
3109 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3111 Backport from 2012-06-04 mainline r188172
3114 * config/avr/avr-stdint.h: New file.
3115 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3118 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3120 PR tree-optimization/53550
3121 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3122 is POINTER_TYPE_P, use sizetype as step type instead of type.
3124 2012-06-04 Richard Guenther <rguenther@suse.de>
3125 Eric Botcazou <ebotcazou@adacore.com>
3127 Backport from mainline
3128 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3130 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3131 Change type of BITOFFSET to signed. Make sure the lower bound of
3132 the computed range is non-negative by adjusting OFFSET and BITPOS.
3133 (expand_assignment): Adjust call to get_bit_range.
3135 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3137 * expr.c (get_bit_range): Return the null range if the enclosing record
3138 is part of a larger bit field.
3140 2012-03-20 Richard Guenther <rguenther@suse.de>
3142 * stor-layout.c (finish_bitfield_representative): Fallback
3143 to conservative maximum size if the padding up to the next
3144 field cannot be computed as a constant.
3145 (finish_bitfield_layout): If we cannot compute the distance
3146 between the start of the bitfield representative and the
3147 bitfield member start a new representative.
3148 * expr.c (get_bit_range): The distance between the start of
3149 the bitfield representative and the bitfield member is zero
3150 if the field offsets are not constants.
3152 2012-03-16 Richard Guenther <rguenther@suse.de>
3154 * stor-layout.c (finish_bitfield_representative): Fall back
3155 to the conservative maximum size if we cannot compute the
3156 size of the tail padding.
3158 2012-03-14 Richard Guenther <rguenther@suse.de>
3160 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3161 * stor-layout.c (start_bitfield_representative): New function.
3162 (finish_bitfield_representative): Likewise.
3163 (finish_bitfield_layout): Likewise.
3164 (finish_record_layout): Call finish_bitfield_layout.
3165 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3166 for QUAL_UNION_TYPE fields.
3167 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3168 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3169 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3174 * expr.c (get_bit_range): Unconditionally extract bitrange
3175 from DECL_BIT_FIELD_REPRESENTATIVE.
3176 (expand_assignment): Adjust call to get_bit_range.
3178 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3181 * fold-const.c (fold_binary_loc): Refine previous change.
3183 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3185 Backport from mainline
3186 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3189 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3190 avoid going above orig insn. Update comments.
3192 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3194 Backport from mainline
3195 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3198 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3199 prologue for unwinder and profiler.
3201 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3203 Backport from mainline
3204 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3206 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3208 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3210 Backport from mainline
3211 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3213 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3214 DBX_REGISTER_NUMBER.
3216 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3218 Backport from mainline
3219 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3221 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3222 operand is CONST_INT. Take COSTS_N_INSNS into account.
3223 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3226 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3228 * config/avr/avr.opt (-msp8): Document it.
3229 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3231 2012-05-31 Richard Guenther <rguenther@suse.de>
3234 * expr.c (expand_assignment): Do not use movmisalign on
3237 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3240 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3241 (pa_section_type_flags): New.
3242 (pa_legitimate_constant_p): Revert previous change.
3244 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3246 Backport from mainline
3247 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3250 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3251 accessed indirectly.
3252 (ipa_tm_create_version): Same.
3254 2012-05-30 Jason Merrill <jason@redhat.com>
3257 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3258 about array compound literals.
3260 2012-05-30 Richard Guenther <rguenther@suse.de>
3263 * fold-const.c (fold_binary_loc): Make sure to call
3264 fold_plusminus_mult_expr with the original sign of operands.
3266 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3268 * explow.c (probe_stack_range): Restore simple control flow and stop
3269 again when the probe cannot be generated if HAVE_check_stack.
3271 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3273 PR rtl-optimization/53519
3274 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3275 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3277 2012-05-29 Richard Guenther <rguenther@suse.de>
3279 PR tree-optimization/53516
3280 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3282 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3284 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3286 Backport from mainline
3287 2012-05-28 Richard Guenther <rguenther@suse.de>
3289 PR tree-optimization/53438
3290 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3292 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3294 Backport from mainline
3295 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3297 PR rtl-optimization/52528
3298 * combine.c (can_combine_p): Add setting of subst_low_luid
3299 before call to expand_field_assignment().
3301 2012-05-26 Martin Jambor <mjambor@suse.cz>
3303 Backport from mainline
3304 2012-05-23 Martin Jambor <mjambor@suse.cz>
3306 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3308 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3311 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3312 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3314 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3317 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3318 (ix86_expand_vec_perm): Use int mode instead of float.
3320 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3323 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3324 gnu_ld variables to yes.
3325 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3326 (HAVE_GNU_AS): Likewise.
3327 * config.in: Regenerate.
3328 * configure: Likewise.
3330 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3332 Backport from mainline
3333 2012-03-12 Richard Guenther <rguenther@suse.de>
3334 * config/arm/arm.c (neon_dereference_pointer): Do not call
3335 covert during RTL expansion.
3337 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3339 Backport from mainline
3340 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3343 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3344 relied on signed overflow behavior.
3346 2012-05-24 Richard Guenther <rguenther@suse.de>
3349 * tree-profile.c (tree_profiling): Cleanup the CFG if
3350 execute_fixup_cfg requests it.
3352 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3354 PR tree-optimization/53465
3355 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3356 vr0 into *vr, then vrp_meet that.
3357 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3358 have any equivalences.
3359 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3362 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3364 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3366 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3367 (iterative_hash_gimple_type): Adjust comment.
3368 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3369 domain for an array type instead of the domain type itself.
3371 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3373 Backport from 2012-05-23 mainline r187803
3376 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3377 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3380 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3382 Backport from 2012-05-03 mainline r187075
3384 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3385 has_fma4 for AMD processors with both fma3 and fma4 support.
3387 2012-05-22 Richard Guenther <rguenther@suse.de>
3389 PR tree-optimization/53408
3390 * tree-vect-loop.c (vectorizable_induction): Properly check
3391 the restriction that we cannot handle induction results from
3392 the inner loop outside of the outer loop.
3394 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3396 PR tree-optimization/53436
3397 * omp-low.c (omp_build_component_ref): New function.
3398 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3400 PR tree-optimization/53366
3401 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3402 tests if complex_numbers == 2, but there are non-complex number loads
3405 PR tree-optimization/53409
3406 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3407 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3409 PR tree-optimization/53410
3410 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3411 instead of build_int_cst (type, 0) where vector types might be
3414 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3417 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3418 from folded operands before wrapping another around the
3419 conditional expression.
3421 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3422 Patrick Marlier <patrick.marlier@gmail.com>
3424 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3427 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3429 Backport from mainline
3430 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3433 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3434 (UNSPECV_RDRAND): This.
3435 (rdrand<mode>_1): Updated.
3437 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3439 Backport from mainline
3440 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3442 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3443 RDRND, F16C and FSGSBASE.
3445 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3447 Backport from mainline
3448 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3450 * tree-ssa-pre.c (can_value_number_call): Delete.
3451 (compute_avail): Skip all statements with side effects.
3452 <GIMPLE_CALL>: Skip calls to internal functions.
3454 2012-05-18 David S. Miller <davem@davemloft.net>
3456 Backport r185385 from mainline
3457 2012-03-14 Richard Guenther <rguenther@suse.de>
3460 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3461 element type instead of mode, use build_vector_type_for_mode
3462 instead of the langhook, build a vector of proper signedness.
3463 (expand_vector_operations_1): Adjust.
3465 2012-05-18 Olivier Hainque <hainque@adacore.com>
3467 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3468 $(libsubdir) as libexecsubdir.
3470 2012-05-16 Andrew Pinski <apinski@cavium.com>
3472 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3475 2012-05-16 David S. Miller <davem@davemloft.net>
3477 * jump.c (delete_related_insns): If we remove a CALL, make sure
3478 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3480 2012-05-16 Richard Henderson <rth@redhat.com>
3483 * combine-stack-adj.c (prev_active_insn_bb): New.
3484 (next_active_insn_bb): New.
3485 (force_move_args_size_note): New.
3486 (combine_stack_adjustments_for_block): Use it.
3488 2012-05-16 Olivier Hainque <hainque@adacore.com>
3490 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3491 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3492 Add comments and improve stamp preservation across the whole sequence.
3493 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3495 2012-05-16 Richard Guenther <rguenther@suse.de>
3497 PR tree-optimization/53364
3498 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3499 detect a view-conversion of the decl.
3501 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3504 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3505 that operands[2] is either immediate, or q_regs_operand.
3507 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3509 Backport r187139 from mainline.
3510 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3512 PR rtl-optimization/52804
3513 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3514 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3515 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3516 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3517 RELOAD_FOR_OUTADDR_ADDRESS.
3519 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3522 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3523 generate target register for "load" class builtins.
3526 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3529 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3530 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3531 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3532 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3533 (<sse>_movu<ssemodesuffix>): New expander.
3534 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3535 (avx_movdqu<avxmodesuffix>): New expander.
3536 (*sse2_movdqu): Rename from sse2_movdqu.
3537 (sse2_movdqu): New expander.
3539 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3541 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3542 lineno 1 the same as lineno 0 before first start file directive.
3543 (optimize_macinfo_range): Likewise.
3545 * dwarf2out.c (have_macinfo): Define.
3546 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3547 attribute, don't force empty compilation unit and don't emit any
3548 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3550 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3552 Backport from mainline
3553 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3555 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3556 ORDERED and UNORDERED conditions.
3558 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3560 * function.c (requires_stack_frame_p): If the function can throw
3561 non-call exceptions, return true if the insn can throw internally.
3563 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3565 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3566 DECL_ORIGINAL_TYPE if it is present.
3568 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3570 Backport from 2012-05-12 mainline r187342.
3573 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3574 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3575 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3576 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3577 (expand_prologue): Move initialization of cfun->machine->is_naked,
3578 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3579 (avr_set_current_function): ...this new static function.
3580 (TARGET_SET_CURRENT_FUNCTION): New define.
3581 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3582 checking attributes of current_function_decl.
3583 (avr_regs_to_save): Ditto.
3584 (signal_function_p): Rename to avr_signal_function_p.
3585 (interrupt_function_p): Rename to avr_interrupt_function_p.
3587 * doc/extend.texi (Function Attributes): Better explanation of
3588 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3591 2012-05-09 Matthias Klose <doko@ubuntu.com>
3593 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3595 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3598 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3599 when a constant source operand matches an "I" constraint, the "no
3600 CC0 change" applies to a register-destination only, not a
3601 strict_low_part-destination.
3603 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3605 Backport from mainline:
3606 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3608 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3610 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3612 PR tree-optimization/53239
3613 * tree-vrp.c (get_value_range): Set VR of
3614 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3617 2012-05-07 Richard Guenther <rguenther@suse.de>
3619 PR tree-optimization/53195
3620 * tree-inline.c (setup_one_parameter): Properly add referenced
3621 vars from the parameters new known value.
3623 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3625 Backport from mainline:
3626 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3629 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3632 2012-05-04 Ian Lance Taylor <iant@google.com>
3634 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3635 values from false to NULL.
3637 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3639 Backport from mainline
3640 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3643 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3644 (TARGET_CMOV): Rename from TARGET_CMOVE.
3645 (TARGET_CMOVE): New define.
3646 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3647 Do not set TARGET_CMOVE here.
3649 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3651 Backport from mainline:
3653 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3655 PR tree-optimization/52633
3656 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3657 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3658 (vect_recog_over_widening_pattern): Remove handling of code that was
3659 already detected as over-widening pattern. Remove special handling
3660 of "unsigned" cases. Instead, support general case of conversion
3661 of the shift result to another type.
3663 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3665 * tree-vect-patterns.c (vect_single_imm_use): New function.
3666 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3667 (vect_recog_over_widening_pattern): Likewise.
3668 (vect_recog_widen_shift_pattern): Likewise.
3670 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3672 PR tree-optimization/52870
3673 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3674 presumed pattern statement is within the same loop or basic block.
3676 2012-05-04 Richard Guenther <rguenther@suse.de>
3678 * common.opt (flto-report): Do not mark as Optimization.
3680 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3683 * recog.c (constrain_operands): If extra constraints are present, also
3684 accept pseudo-registers with equivalent memory locations during reload.
3686 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3688 Backport from the mainline
3689 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3692 * config/rs6000/rs6000.md (bswapdi splitters): If
3693 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3694 default) is used, generate an alternate sequence that does not
3695 depend on using indexed addressing.
3697 2012-05-03 David S. Miller <davem@davemloft.net>
3700 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3701 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3702 (sparc_emit_float_lib_cmp): Likewise.
3704 2012-05-04 Martin Jambor <mjambor@suse.cz>
3706 Backport from mainline
3707 2012-05-02 Martin Jambor <mjambor@suse.cz>
3710 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3711 of a variable when the contect is a function.
3713 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3716 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3717 append program name to it and pass that as first argument
3718 to make_relative_prefix. Always pass standard_libexec_prefix
3719 as last argument to make_relative_prefix. If
3720 make_relative_prefix returns NULL, fall back to
3721 standard_libexec_prefix.
3724 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3728 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3729 mode, return that mode.
3731 2012-05-03 Richard Guenther <rguenther@suse.de>
3733 PR tree-optimization/53144
3734 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3736 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3737 with SSA name values.
3738 (vn_reference_lookup_3): Adjust callers.
3740 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3742 PR tree-optimization/53163
3743 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3744 return value from compute_all_dependences.
3746 PR rtl-optimization/53160
3747 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3748 has been modified by ree pass already.
3750 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3752 Backport from mainline
3753 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3756 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3757 calls to cgraph_node_name in xstrdup.
3758 (ipa_make_edge_direct_to_target): Ditto.
3759 * tree-sra.c (convert_callers_for_node): Ditto.
3760 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3761 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3762 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3763 (cgraph_materialize_all_clones): Ditto.
3764 * ipa-inline.c (report_inline_failed_reason): Ditto.
3765 (want_early_inline_function_p): Ditto.
3766 (edge_badness): Ditto.
3767 (update_edge_key): Ditto.
3768 (flatten_function): Ditto.
3769 (ipa_inline): Ditto.
3770 (inline_always_inline_functions): Ditto.
3771 (early_inline_small_functions): Ditto.
3773 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3775 Backport from mainline
3776 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3778 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3779 Introduce emul_name to select the right linker emulation for
3780 powerpc64-*-freebsd*.
3781 * configure: Regenerate.
3782 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3783 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3784 * config/rs6000/freebsd64.h: New file.
3785 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3787 (rs6000_savres_strategy): Likewise.
3788 (rs6000_savres_routine_name): Likewise.
3789 (rs6000_elf_file_end): Likewise.
3790 * config/rs6000/t-freebsd64: New file.
3791 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3792 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3794 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3796 Backport from mainline
3797 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3800 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3802 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3804 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3805 predicate to discriminate types.
3807 2012-04-27 Richard Guenther <rguenther@suse.de>
3810 * convert.c (convert_to_integer): Avoid infinite recursion for
3811 target-defined built-in types.
3813 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3816 * config/cris/cris.md ("*andhi_lowpart_v32")
3817 ("*andqi_lowpart_v32"): Change first input-only operand from
3818 a (match_operand ...) to (match_dup 0). Drop alternatives with
3819 const_int-matching constraints for redundancy.
3820 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3821 three-operand alternative.
3823 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3825 Backport from mainline
3826 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3828 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3829 (*addsi_2_zext): Ditto.
3830 (*add<mode>_3): Ditto.
3831 (*addsi_3_zext): Ditto.
3832 (*add<mode>_5): Ditto.
3834 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3837 * c-typeck.c (set_nonincremental_init,
3838 set_nonincremental_init_from_string): Pass true instead of false
3839 as IMPLICIT to add_pending_init.
3841 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3843 Backport from 2012-04-24 mainline r186768.
3846 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3848 2012-04-24 Richard Guenther <rguenther@suse.de>
3850 PR tree-optimization/53085
3851 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3854 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3857 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3859 (output_addressed_constants): Likewise.
3862 * varasm.c (get_section): Don't ICE for section conflicts with
3863 built-in section kinds.
3865 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3867 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3869 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3871 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3873 2012-04-23 Richard Guenther <rguenther@suse.de>
3876 * c-typeck.c (build_binary_op): Fix typo.
3878 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3880 PR tree-optimizations/52891
3881 * tree-vect-patterns.c (adjust_bool_pattern): Use
3882 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3883 but with non-standard precision.
3885 2012-04-22 Ian Lance Taylor <iant@google.com>
3887 * godump.c (go_output_typedef): Dump size of structs.
3889 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3891 Backport from mainline:
3893 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3894 hints for 'A' operand types.
3896 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3898 Backport from 2012-04-19 mainline r186588.
3901 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3902 the case *(X+const).
3904 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3906 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3908 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3911 * config/i386/sync.md (atomic_<code><mode>): Rename to
3912 atomic_<logic><mode>.
3914 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3916 Backport from mainline
3917 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3920 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3921 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3922 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3923 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3924 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3925 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3926 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3927 gen_avx2_permvarv8sf.
3929 2012-04-16 Martin Jambor <mjambor@suse.cz>
3931 Backported from mainline
3933 2012-04-13 Martin Jambor <mjambor@suse.cz>
3936 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3937 fold_ctor_reference returns a zero constant.
3939 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3941 Backported from mainline
3942 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3944 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3945 and __ILP32__ for x32.
3947 2012-04-13 Tom de Vries <tom@codesourcery.com>
3949 Backport from mainline r186418.
3951 2012-04-13 Tom de Vries <tom@codesourcery.com>
3953 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3954 parameters vuse and vuse_escaped.
3955 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3956 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3959 2012-04-13 Richard Guenther <rguenther@suse.de>
3961 PR tree-optimization/52969
3962 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3963 the condition for the COND_EXPR and handle predicate negation
3964 by swapping the COND_EXPR arms.
3966 2012-04-13 Richard Guenther <rguenther@suse.de>
3969 * convert.c (convert_to_pointer): Remove special-casing of
3972 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3974 Backport from mainline
3975 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3978 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3979 the list of options to enable the FCFID instruction.
3980 (TARGET_EXTRA_BUILTINS): Adjust comment.
3982 2012-04-12 Richard Guenther <rguenther@suse.de>
3984 PR tree-optimization/52943
3985 * tree-chrec.h (chrec_is_positive): Remove.
3986 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3987 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3988 Return false for a constant zero instead of negative.
3989 (analyze_siv_subscript_cst_affine): Handle zero difference
3990 in the initial condition explicitely.
3992 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3995 * varasm.c (process_pending_assemble_externals): Set
3996 pending_assemble_externals_processed true.
3997 (assemble_external): Call assemble_external_real if the pending
3998 assemble externals have been processed.
4000 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4003 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4004 the DECL generated for the special GOT helper.
4006 2012-04-06 Walter Lee <walt@tilera.com>
4008 Backport from mainline
4009 2012-03-07 Walter Lee <walt@tilera.com>
4011 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4012 REG_CFA_* notes for the stack pointer.
4013 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4014 EH_RETURN_STACKADJ_RTX.
4015 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4016 generate REG_CFA_* notes for the stack pointer.
4017 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4018 by EH_RETURN_STACKADJ_RTX.
4020 2012-04-06 Matt Turner <mattst88@gmail.com>
4022 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4024 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4026 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4027 of the destination isn't also a FP_REGS register.
4029 2012-04-03 Richard Guenther <rguenther@suse.de>
4031 Backport from mainline
4032 2012-03-02 Richard Guenther <rguenther@suse.de>
4034 PR tree-optimization/52406
4035 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4036 (struct indices): Add unconstrained_base member.
4037 (struct dr_alias): Remove unused vops member.
4038 (DR_UNCONSTRAINED_BASE): New define.
4039 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4040 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4041 be an artificial access that covers the whole indexed object,
4042 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4043 plain decl base-objects to their MEM_REF variant.
4044 (dr_may_alias_p): When the base-object of either data reference
4045 has unknown size use only points-to information.
4046 (compute_affine_dependence): Make dumps easier to read and
4048 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4049 DR_REF when looking for packed references.
4050 (vect_supportable_dr_alignment): Likewise.
4052 2012-04-03 Richard Guenther <rguenther@suse.de>
4054 Backport from mainline
4055 2012-03-15 Richard Guenther <rguenther@suse.de>
4058 * tree-data-ref.c (subscript_dependence_tester_1): Check
4059 all dimensions for non-conflicting access functions.
4061 2012-04-03 Richard Guenther <rguenther@suse.de>
4063 Backport from mainline
4064 2012-03-06 Richard Guenther <rguenther@suse.de>
4067 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4069 2012-03-23 Richard Guenther <rguenther@suse.de>
4071 PR tree-optimization/52678
4072 * tree-vectorizer.h (struct _stmt_vec_info): Add
4073 loop_phi_evolution_part member.
4074 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4075 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4076 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4077 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4078 Use the cached evolution part and the PHI nodes value from
4079 the loop preheader edge instead of re-analyzing the evolution.
4081 2012-03-26 Richard Guenther <rguenther@suse.de>
4083 PR tree-optimization/52701
4084 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4085 compute and set the evolution part of PHI nodes.
4087 2012-03-30 Richard Guenther <rguenther@suse.de>
4089 PR tree-optimization/52754
4090 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4091 propagate arbitrary addresses into really plain dereferences.
4093 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4095 PR tree-optimization/52835
4096 * tree-data-ref.c (build_rdg): Return NULL if
4097 compute_data_dependences_for_loop failed.
4099 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4101 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4102 (stmt_can_make_abnormal_goto): Use it.
4103 (is_ctrl_altering_stmt): Likewise.
4105 2012-03-31 Martin Jambor <mjambor@suse.cz>
4107 Backported from mainline
4108 2012-03-30 Martin Jambor <mjambor@suse.cz>
4110 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4111 is a builtin_stack_save in a dominating BB.
4113 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4115 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4116 crossing 128bit lane boundary.
4118 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4120 Backported from mainline
4121 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4124 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4126 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4127 * config/i386/i386.c: Include reload.h.
4128 (ix86_legitimize_reload_address): New function.
4130 2012-03-28 Martin Jambor <mjambor@suse.cz>
4132 Backported from mainline
4133 2012-03-27 Martin Jambor <mjambor@suse.cz>
4136 * tree-sra.c (sra_modify_assign): Do not call
4137 load_assign_lhs_subreplacements when working with an unscalarizable
4140 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4143 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4144 __builtin_va_start to __builtin_next_arg if the latter is
4145 builtin_decl_explicit_p rather than when it is not.
4148 * tree-vect-generic.c (vector_element): Perform multiplication
4149 for pos in bitsizetype type instead of idx type.
4151 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4153 Backport from 2012-03-28 mainline r185910.
4156 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4157 (avr_builtin_decl): New static function.
4158 (struct avr_builtin_description, avr_bdesc): Move up.
4159 Add GTY marker. Add field fndecl. Remove redundant field id.
4160 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4161 (avr_expand_builtin): Code cleanup because .id is removed.
4163 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4166 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4169 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4171 Backport from 2012-03-28 mainline r185907.
4174 * config.gcc (tm_file): Remove avr/multilib.h.
4176 * doc/invoke.texi (AVR Options): Adjust
4177 documentation of -mtiny-stack.
4179 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4180 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4181 * config/avr/t-avr: Remove generation of multilib.h.
4182 * config/avr/t-multilib: Regenerate.
4183 * config/avr/multilib.h: Remove.
4184 * config/avr/avr.opt (-msp8): New option.
4185 (avr_sp8): New variable.
4186 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4187 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4188 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4189 (avr_device_to_sp8): New prototype.
4190 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4191 (DRIVER_SELF_SPECS): New define.
4192 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4193 __AVR_SP8__, __AVR_HAVE_SPH__.
4194 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4195 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4196 (avr_file_start): Ditto.
4198 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4201 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4202 instead of 8 in adjust_address.
4204 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4206 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4207 of a unit before computing the offset in units.
4209 2012-03-27 Richard Guenther <rguenther@suse.de>
4212 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4215 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4218 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4220 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4223 * varasm.c: Include pointer-set.h.
4224 (pending_assemble_externals_set): New pointer set.
4225 (process_pending_assemble_externals): Destroy the pointer set.
4226 (assemble_external): See if decl is in pending_assemble_externals_set,
4227 and add it to pending_assemble_externals if necessary.
4228 (init_varasm_once): Allocate pending_assemble_externals_set.
4230 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4232 Backported from mainline
4233 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4236 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4237 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4238 (vector_ltgt<mode>): Likewise.
4239 (vector_ordered<mode>): Likewise.
4240 (vector_unordered<mode>): Likewise.
4241 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4243 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4245 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4248 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4250 Backported from mainline
4251 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4255 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4256 GENERAL_REGS and FP_REGS for SImode.
4258 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4261 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4262 on any new_local_var_chain vars declared during recursing on
4263 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4265 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4267 Backport from 2012-03-22 mainline r185692.
4270 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4271 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4272 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4273 (delay_cycles_1, delay_cycles_2): Ditto.
4274 (delay_cycles_3, delay_cycles_4): Ditto.
4275 (nopv, *nopv): Ditto.
4276 (sleep, *sleep): Ditto.
4279 Backport from 2012-03-21 mainline r185605.
4281 PR rtl-optimization/52543
4283 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4284 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4285 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4286 (avr_load_libgcc_p): Restrict to __flash loads.
4287 (avr_out_lpm): Only handle 1-byte loads from __flash.
4288 (avr_load_lpm): New function.
4289 (avr_find_unused_d_reg): Remove.
4290 (avr_out_lpm_no_lpmx): Remove.
4291 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4292 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4293 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4294 (load_<mode>, load_<mode>_clobber): New insns.
4295 (mov<mode>): For multi-byte move from non-generic
4296 16-bit address spaces: Expand to load_<mode> resp.
4297 load_<mode>_clobber.
4298 (load<mode>_libgcc): Remove expander.
4299 (split-lpmx): Remove split.
4301 Backport from 2012-03-13 mainline r185329.
4304 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4305 offset (size) to a value the insns can deal with.
4306 (expand_epilogue): Ditto.
4308 Backport from 2012-03-12 mainline r185256.
4311 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4312 type from reg_class_t to enum reg_class.
4313 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4315 Backport from 2012-03-12 mainline r185253.
4318 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4319 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4320 r184615 from 2012-02-28.
4322 Backport from 2012-03-08 mainline r185105.
4324 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4325 for constants in [-63,63].
4327 Backport from 2012-03-08 mainline r185100.
4330 * config/avr/avr.c (avr_mem_clobber): New static function.
4331 (avr_expand_delay_cycles): Add memory clobber operand to
4332 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4333 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4334 (enable_interrupt, disable_interrupt): New expander.
4335 (nopv, sleep, wdr): New expanders.
4336 (delay_cycles_1): Add memory clobber.
4337 (delay_cycles_2): Add memory clobber.
4338 (delay_cycles_3): Add memory clobber.
4339 (delay_cycles_4): Add memory clobber.
4340 (cli_sei): New insn from former "enable_interrupt",
4341 "disable_interrupt" with memory clobber.
4342 (*wdt): New insn from former "wdt" with memory clobber.
4343 (*nopv): Similar, but for "nopv".
4344 (*sleep): Similar, but for "sleep".
4346 Backport from 2012-03-07 mainline r185043.
4349 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4351 Backport from 2012-03-07 mainline r185032.
4354 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4355 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4356 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4358 Backport from 2012-03-07 mainline r185031.
4361 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4363 * config/avr/avr.md (xload_8): Adjust insn length.
4365 Backport from 2012-03-07 mainline r185030.
4368 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4369 if RAMPZ affects reading from RAM.
4371 Backport from 2012-03-05 mainline r184919.
4373 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4375 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4377 Backport from mainline r185259.
4380 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4381 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4383 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4385 Backported from mainline
4386 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4389 * c-parser.c (c_parser_postfix_expression)
4390 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4392 * config/i386/smmintrin.h: Avoid /* within a comment.
4393 * config/i386/nmmintrin.h: Likewise.
4395 2012-03-22 Richard Guenther <rguenther@suse.de>
4397 * BASE-VER: Set to 4.7.1.
4398 * DEV-PHASE: Set to prerelease.
4400 2012-03-22 Release Manager
4402 * GCC 4.7.0 released.
4404 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4406 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4408 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4409 Andrew Pinski <apinski@cavium.com>
4412 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4413 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4414 calls instead of __builtin_ir{int,ound}*.
4416 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4419 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4422 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4424 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4425 Refer to GCC 4.7 version of c99status.html.
4427 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4429 Backport from mainline
4430 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4432 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4433 redefine to be NULL if the current bit-size is different from the
4434 configured bit-size.
4436 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4437 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4438 set the default tuning. Add asserts to make sure the cpu and tune
4439 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4440 test whether the index is set, instead of > 0.
4441 (rs6000_file_start): Do not reset the default cpu if the current
4442 bit-size is different from the configured bit-size.
4444 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4446 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4448 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4449 Update binutils references.
4450 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4451 Update binutils reference.
4452 Update Sun as/GNU ld caveat.
4453 Document binutils largefile requirement for LTO plugin.
4454 Remove reference to alternate libpthread.
4456 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4458 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4460 (Specific, mips-sgi-irix6): Likewise.
4462 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4464 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4465 * configure: Regenerate.
4467 2012-03-07 Richard Henderson <rth@redhat.com>
4469 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4470 * config/m68k/sync.md (atomic_test_and_set): Use it.
4471 (atomic_test_and_set_1): Likewise.
4473 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4476 * Makefile.in: Let install-gcc-ar depend on installdirs,
4477 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4478 Don't double canonicalize if cross-compiling.
4480 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4482 * trans-mem.c: New typedef for tm_region_p.
4483 Define vector types for tm_region_p.
4484 (tm_region_init): Replace region_worklist to a vector called
4487 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4490 * trans-mem.c (tm_region_init): Use last_basic_block.
4492 2012-03-05 Richard Henderson <rth@redhat.com>
4495 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4496 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4497 BIGGEST_ALIGNMENT is aligned.
4499 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4501 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4503 2012-03-05 Richard Henderson <rth@redhat.com>
4506 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4507 instead of calling negqi2 directly.
4509 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4511 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4512 (INTMAX_TYPE): Use it.
4513 (UINTMAX_TYPE): Likewise.
4514 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4515 (irix6_c_common_override_options): Declare.
4516 (C_COMMON_OVERRIDE_OPTIONS): Define.
4517 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4518 * config/mips/irix6-c.c: New file.
4519 * config/mips/t-irix6 (irix6-c.o): New target.
4520 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4523 2012-03-02 Richard Henderson <rth@redhat.com>
4525 * optabs.c (expand_atomic_test_and_set): Honor
4526 atomic_test_and_set_trueval even when atomic_test_and_set
4527 optab is not in use.
4529 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4531 Backport from mainline
4532 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4534 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4536 2012-03-02 Richard Guenther <rguenther@suse.de>
4538 * DEV-PHASE: Set to prerelease.
4540 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4542 * config.gcc (obsolete): Add all ARM targets using the FPA.
4543 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4544 * doc/install.texi: Avoid references to obsolete ARM ports.
4546 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4548 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4550 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4551 Joern Rennecke <joern.rennecke@embecosm.com>
4553 * doc/extend.texi: Expand and update information on interrupt
4554 attribute for Epiphany.
4556 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4558 * config/sh/sh-protos.h: Update copyright notice dates.
4559 * config/sh/sh.h: Likewise.
4560 * config/sh/sh.md: Likewise.
4561 * config/sh/constraints.md: Likewise.
4562 * config/sh/predicates.md: Likewise.
4564 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4566 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4567 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4569 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4571 * config/sh/constraints.md: Fix comment typo.
4573 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4576 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4577 unsigned HOST_WIDE_INT.
4578 (zvdep_imm64): Likewise.
4579 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4580 (vdepi_and): Likewise.
4581 Likewise for unamed 64-bit patterns.
4582 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4584 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4587 PR rtl-optimization/52417
4588 * cselib.c (cselib_any_perm_equivs): New variable.
4589 (cselib_reset_table): Check that it's not set when not
4590 preserving constants.
4591 (cselib_add_permanent_equiv): Set it.
4592 (cselib_have_permanent_equivalences): New.
4593 (cselib_init, cselib_finish): Reset it.
4594 * cselib.h (cselib_have_permanent_equivalences): Declare.
4595 * alias.c (get_addr): Restore earlier behavior when there
4596 aren't permanent equivalences.
4598 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4600 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4601 * config/v850/v850-modes.def: Fix copyright notice.
4603 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4605 * doc/extend.texi (AVR Built-in Functions): Document
4606 __builtin_avr_flash_segment.
4608 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4609 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4610 (*split.flash_segment): New insn-and-split.
4611 * config/avr/avr.c (avr_init_builtins): Add local variables:
4612 const_memx_void_node, const_memx_ptr_type_node,
4613 char_ftype_const_memx_ptr.
4615 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4617 PR tree-optimization/52445
4618 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4619 add ssa_name_ver, offset and size fields and change store field
4621 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4622 (add_or_mark_expr): Likewise. Only consider previous stores
4623 with the same size and offset.
4624 (nt_init_block): Only look at gimple_assign_single_p stmts,
4625 doesn't look at rhs2.
4627 2012-03-01 Richard Guenther <rguenther@suse.de>
4630 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4631 conversions from integral types to pointer types.
4633 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4635 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4636 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4637 unintentionally removed in r184616.
4639 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4641 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4644 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4645 Uros Bizjak <ubizjak@gmail.com>
4648 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4649 alternatives, add "e" constraint to the new last alternative
4650 and ! to last 3 alternatives.
4652 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4654 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4655 DW_AT_artificial attributes at the end of the processing.
4656 (gen_array_type_die): Likewise.
4657 (gen_enumeration_type_die): Likewise.
4658 (gen_struct_or_union_type_die): Likewise.
4659 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4662 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4665 * expr.c (expand_assignment): If doing misaligned store that doesn't
4666 cover all mode bits, perform a RMW cycle.
4668 PR tree-optimization/52429
4669 * tree-parloops.c (separate_decls_in_region_debug): Return early
4670 if var is LABEL_DECL.
4672 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4674 PR tree-optimization/52424
4675 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4676 calling dom_thread_across_edge.
4678 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4680 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4682 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4684 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4685 * config/avr/avr.c (avr_output_bld): Remove unused function.
4686 (avr_out_sbxx_branch): Use "%T" to print bit position.
4688 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4690 * config/avr/avr.md: Untabify.
4692 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4694 * config/avr/avr.md (eqne): New code iterator.
4695 (*dec-and-branchsi): Use it in text peephole's condition.
4696 (*dec-and-branchhi): Ditto.
4697 (*dec-and-branchqi): Ditto.
4699 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4702 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4703 the device does not have the skip-bug.
4705 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4707 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4708 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4709 -mpretend-cmove): New.
4711 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4714 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4715 doesn't count DEBUG_INSN refs.
4716 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4717 for DEBUG_INSN refs.
4719 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4723 2012-02-20 Richard Guenther <rguenther@suse.de>
4724 PR tree-optimization/52298
4725 * tree-vect-stmts.c (vectorizable_load): Properly use
4726 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4729 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4732 * gimple.h (gimple_in_transaction): New.
4733 (gimple_set_in_transaction): New.
4734 (struct gimple_statement_base): Add in_transaction field.
4735 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4737 (tree_ssa_lim_initialize): Compute transaction bits.
4738 * tree.h (compute_transaction_bits): Protoize.
4739 * trans-mem.c (tm_region_init): Use the heap to store BB
4741 (compute_transaction_bits): New.
4743 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4745 * gcc.c (display_help): Document --help=common and sort entries
4748 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4750 * doc/install.texi: Document check-$LANG specific shortcuts
4752 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4755 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4757 * config/arm/arm_neon.h: Regenerate.
4758 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4759 (neon_vcgeu): New insn.
4760 (neon_vcgtu): Likewise.
4761 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4762 (ops): Unsigned comparison intrinsics call a different
4765 2012-02-28 Richard Guenther <rguenther@suse.de>
4768 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4769 ordering for the VEC_CONCAT for two element vectors for
4770 V2SFmode, V2SImode and V2DImode.
4772 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4775 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4776 detecting big-endian triplets.
4778 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4780 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4781 mode if there is no type information available.
4783 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4785 PR tree-optimization/53207
4786 * doc/invoke.texi: Document as experimental and relying on graphite.
4788 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4790 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4791 of initializer to changes from r184614.
4793 2012-02-28 Richard Guenther <rguenther@suse.de>
4795 PR tree-optimization/52395
4796 * tree-sra.c (build_ref_for_offset): Also look at the base
4797 TYPE_ALIGN when figuring out the alignment of the replacement.
4799 2012-02-28 Richard Guenther <rguenther@suse.de>
4801 PR tree-optimization/52402
4802 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4803 mis-aligned types when creating the accesses at the call site.
4805 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4807 * config/avr/builtins.def: New file.
4808 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4809 * config/avr/avr.c (enum avr_builtin_id): Use it.
4810 (avr_init_builtins): Use it. And use avr_bdesc.
4811 (bdesc_1arg): Remove.
4812 (bdesc_2arg): Remove.
4813 (bdesc_3arg): Remove.
4814 (struct avr_builtin_description): Add field n_args.
4815 (avr_bdesc): New static variable using builtins.def.
4816 (avr_expand_builtin): Use it.
4817 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4818 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4819 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4821 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4824 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4825 match only one single hard register with respective hard reg rtx.
4826 (movmemx_<mode>): Ditto.
4827 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4828 insn anatomy of movmem[x]_<mode>.
4829 (avr_out_movmem): Same for printing assembler and operand usage.
4831 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4835 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4836 address spaces located outside of device flash.
4838 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4839 (mcu_type_s): Add field n_flash.
4840 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4841 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4842 (AVR_MCU): Add N_FLASH argument.
4843 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4844 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4845 macro __FLASH<n> if that address space makes sense for the device.
4846 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4847 outside of target flash.
4848 (avr_asm_named_section): Ditto.
4849 (avr_asm_select_section): Ditto.
4850 (avr_addr_space_convert): Ditto.
4851 (avr_emit_movmemhi): Ditto.
4852 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4853 address space is outside of device flash.
4854 (avr_insert_attributes): Ditto.
4855 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4856 avr_current_arch->n_segments.
4858 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4861 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4863 (*movabs<mode>_2): Likewise.
4865 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4868 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4869 s_register_operand in the test instead of REG_P. Don't call
4870 gen_reg_rtx if it won't be used.
4872 PR tree-optimization/52376
4873 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4875 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4877 * ifcvt.c (noce_get_condition): Check condition variable is not
4878 small_register_classes_for_mode_p before accepting.
4880 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4882 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4884 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4887 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4888 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4890 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4892 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4894 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4896 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4898 * config/sh/predicates.md: Remove blank lines.
4899 * config/sh/sh.c: Fix typos in comments.
4900 * config/sh/constraints.md: Likewise.
4901 * config/sh/sh.md: Remove blank lines.
4902 Fix typos in comments. Use ;; as comment characters.
4904 2012-02-26 Walter Lee <walt@tilera.com>
4906 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4907 (replace_mov_pcrel_step2): Ditto.
4909 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4912 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4913 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4914 and locs that reference values newer than the non-canonical value
4915 at hand. Return the canonical value as a worst case.
4916 (memrefs_conflict_p): Walk canonical value's locs.
4919 * cselib.c (preserve_only_constants): Rename to...
4920 (preserve_constants_and_equivs): ... this. Split out...
4921 (invariant_or_equiv_p): ... this. Preserve plus expressions
4922 of other preserved expressions too.
4923 (cselib_reset_table): Adjust.
4924 * var-tracking.c (reverse_op): Use canonical value to build
4927 2012-02-23 Kai Tietz <ktietz@redhat.com>
4929 * config/i386/i386.c (ix86_delegitimize_address): Handle
4930 UNSPEC_PCREL plus displacement.
4932 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4935 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4936 to test for unusedness in st X addressing.
4938 2012-02-24 Richard Guenther <rguenther@suse.de>
4941 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4942 (is_gimple_reg_type): Move inline ...
4943 * gimple.h (is_gimple_reg_type): ... here.
4945 2012-02-24 Richard Guenther <rguenther@suse.de>
4948 * passes.c (execute_function_todo): When verifying SSA form
4949 verify gimple form first.
4950 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4952 2012-02-24 Richard Guenther <rguenther@suse.de>
4955 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4956 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4958 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4960 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4962 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4964 * tree-phinodes.c (make_phi_node): Mark static.
4965 * tree-flow.h (make_phi_node): Remove extern decl.
4966 * doc/gimple.texi (make_phi_node): Remove documentation.
4968 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4970 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4971 * tree-ssa-sccvn.c (print_scc): Ditto.
4973 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4975 * doc/passes.texi (Full redundancy elimination): Fix typo.
4977 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4979 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4981 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4984 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4986 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4989 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4991 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4993 * config/avr/avr.md (code_stdname): Add ior, xor.
4994 (xior): New code iterator.
4995 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4996 (*<code_stdname><mode>qi.byte1-3): Ditto.
4998 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5000 PR tree-optimization/52019
5001 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5004 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5006 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5007 HAVE_INITFINI_ARRAY to work around namespace pollution in
5008 certain versions of newlib system headers.
5009 * config.in: Regenerate.
5010 * configure: Regenerate.
5011 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5012 instead of HAVE_INITFINI_ARRAY.
5014 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5017 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5018 is not offsettable memory reference.
5020 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5023 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5024 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5026 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5028 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5029 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5031 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5033 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5034 library on Solaris 8 even without TLS support.
5035 * configure: Regenerate.
5037 2012-02-22 Richard Guenther <rguenther@suse.de>
5040 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5041 for GIMPLE_DEBUG stmts.
5043 2012-02-22 Martin Jambor <mjambor@suse.cz>
5046 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5047 according to the base object.
5049 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5051 PR rtl-optimization/50063
5052 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5053 and 2 (8-bit SP) in operand 2.
5054 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5055 setup to use movhi_sp_r instead of vanilla move to write SP.
5056 Adjust REG_CFA notes to superseed unspec.
5057 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5059 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5060 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5061 irq_state 1 (IRQ known to be on) here.
5063 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5065 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5067 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5068 assign_hard_reg): Likewise.
5070 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5072 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5074 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5077 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5078 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5080 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5082 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5083 prototype from here to...
5084 * config/avr/avr.h: ...here.
5086 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5089 * thumb2.md (thumb2_shiftsi3_short): Split register and
5090 immediate shifts. For register shifts tie operands 0 and 1.
5091 (peephole2 for above): Check that register-controlled shifts
5092 have suitably tied operands.
5094 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5097 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5098 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5099 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5100 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5101 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5102 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5103 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5104 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5105 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5106 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5107 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5108 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5109 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5110 bdver1_ssevector_avx256_unaligned_load,
5111 bdver1_ssevector_sse128_unaligned_load,
5112 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5113 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5114 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5115 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5116 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5117 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5118 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5119 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5120 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5121 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5122 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5123 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5124 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5125 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5126 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5127 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5128 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5129 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5130 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5131 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5132 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5133 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5134 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5135 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5136 bdver1_ssediv_double_load, bdver1_ssediv_double,
5137 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5138 Add "bdver2" attribute.
5140 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5142 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5143 default if possible and not specified otherwise.
5145 2012-02-21 Richard Guenther <rguenther@suse.de>
5148 * gimplify.c (create_tmp_from_val): Use the main variant type
5149 for the type of the temporary we create.
5151 2012-02-21 Richard Guenther <rguenther@suse.de>
5153 PR tree-optimization/52324
5154 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5155 do not gimplify a MEM_REF address operand if it is already
5158 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5160 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5161 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5163 2012-02-21 Richard Guenther <rguenther@suse.de>
5165 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5166 nested_in_vect_loop.
5168 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5170 PR tree-optimization/52318
5171 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5172 vdef also to non-pure/const call stmts in the sequence.
5174 2012-02-20 David S. Miller <davem@davemloft.net>
5176 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5177 don't use the "rd %pc" instruction on v9 for PIC register loads.
5179 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5182 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5183 in a transaction safe function.
5185 2012-02-20 Kai Tietz <ktietz@redhat.com>
5188 * stor-layout.c (place_field): Handle desired_align for
5191 2012-02-20 Richard Guenther <rguenther@suse.de>
5193 PR tree-optimization/52298
5194 * tree-vect-stmts.c (vectorizable_store): Properly use
5195 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5197 (vectorizable_load): Likewise.
5198 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5199 Access DR_STEP after ensuring it is not NULL.
5201 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5203 PR tree-optimization/52286
5204 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5205 optimization use double_int_to_tree instead of build_int_cst_wide,
5206 rewrite to use double_int vars.
5208 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5211 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5213 Remove -e 0 from $gcc_cv_ld invocation.
5214 Only use __GLIBC_PREREQ if defined.
5215 Enable on Solaris since Solaris 8 patch.
5216 (gcc_SUN_LD_VERSION): New macro.
5217 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5218 gcc_SUN_LD_VERSION for version number format.
5219 * configure: Regenerate.
5220 * varasm.c (get_elf_initfini_array_priority_section): Set
5221 SECTION_NOTYPE for non-default priority.
5222 Use get_section instead of get_unnamed_section to emit
5223 .init_array/.fini_array with default priority.
5225 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5227 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5228 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5229 (mips_start_unique_function, mips_output_mips16_rdhwr)
5230 (mips_code_end): New functions.
5231 (TARGET_ASM_CODE_END): Define.
5233 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5235 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5236 to stubs with non-sibling calls.
5238 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5240 * doc/invoke.texi (-fira-* options): Copy-edit.
5241 (ira-* parameters): Copy-edit.
5243 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5245 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5246 GCC coding conventions.
5248 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5250 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5251 when used as adjectives.
5253 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5255 * doc/invoke.texi: Clean up "that"/"which" confusion.
5257 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5259 * system.h: Poison SMALL_REGISTER_CLASSES
5260 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5261 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5263 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5265 PR tree-optimization/52285
5266 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5267 when deciding if a call is a tail call or tail recursion.
5269 2012-02-16 Kai Tietz <ktietz@redhat.com>
5271 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5272 interger-constant displacement for UNSPEC_PCREL.
5274 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5276 PR rtl-optimization/52208
5277 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5278 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5280 PR tree-optimization/52255
5281 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5282 loop->header has virtual PHI, but exit_e->dest doesn't, add
5283 virtual PHI to exit_e->dest and adjust all uses after the loop.
5286 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5287 children with clone_tree_hash, not after it.
5289 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5291 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5292 extended identifiers.
5294 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5297 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5298 a same_body_alias, also test whether e->callee isn't a former
5299 or current clone of the decl this is a same body alias of.
5301 PR translation/52264
5302 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5304 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5306 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5308 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5311 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5312 force_reg instead of copy_to_reg for better optimization. Force
5313 non-register or memory operands into a register.
5315 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5317 * extend.texi: Reserve upper bits of memory model for future use.
5319 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5320 Anatoly Sokolov <aesok@post.ru>
5321 Eric Weddington <eric.weddington@atmel.com>
5324 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5325 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5326 Rewrite initializers for .macro.
5327 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5328 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5329 atxmega32d4, atxmega32x1.
5330 avrxmega4: atxmega64a3, atxmega64d3.
5331 avrxmega5: atxmega64a1, atxmega64a1u.
5332 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5333 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5334 avrxmega7: atxmega128a1, atxmega128a1u.
5335 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5336 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5337 (struct base_arch_s): Rename reserved to xmega_p.
5338 Rename reserved2 to have_rampd.
5339 (AVR_XMEGA): New define.
5340 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5341 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5342 * config/avr/predicates.md (io_address_operand): Take into
5344 (low_io_address_operand): Ditto.
5345 (high_io_address_operand): Ditto.
5346 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5347 (enabled, movhi_sp_r): Use them.
5348 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5349 cpp_define_formatted to built-in define __AVR_ARCH__.
5350 (__AVR_XMEGA__): New built-in define.
5351 (__AVR_HAVE_RAMPD__): New built-in define.
5352 (__AVR_HAVE_RAMPX__): New built-in define.
5353 (__AVR_HAVE_RAMPY__): New built-in define.
5354 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5356 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5357 (avr_option_override): Initialize them.
5358 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5359 (avr_init_expanders): Initialize them. No more block several calls.
5360 (emit_push_sfr): New static function.
5361 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5363 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5364 (avr_print_operand): Print addreeses as symbols for
5365 RAMPX, RAMPY, RAMPD, CCP.
5366 (output_movhi): Handle AVR_XMEGA when writing to SP.
5367 (avr_out_movhi_mr_r_xmega): New static function.
5368 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5369 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5370 __RAMPD__, __CCP__ as needed.
5372 * config/avr/multilib.h: Regenerate.
5373 * config/avr/t-multilib: Regenerate.
5374 * config/avr/avr-tables.opt: Regenerate.
5376 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5378 PR tree-optimization/50561
5379 * graphite-flattening.c (lst_project_loop): Do not
5380 remove old scattering dimensions after flattening.
5381 (lst_do_flatten): Likewise.
5383 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5385 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5386 __builtin_avr_map8, __builtin_avr_map16.
5387 Document __builtin_avr_insert_bits.
5389 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5390 (insert_bits): New insn.
5391 (adjust_len.map_bits): Rename to insert_bits.
5392 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5393 * avr-protos.h (avr_out_map_bits): Remove.
5394 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5395 * config/avr/constraints.md (Cxf,C0f): New.
5396 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5397 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5398 New built-in define __BUILTIN_AVR_INSERT_BITS.
5399 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5400 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5401 (avr_move_bits): Rewrite.
5402 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5404 (avr_map_op_t): New typedef.
5405 (avr_map_op): New static variable.
5406 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5407 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5408 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5409 (bdesc_3arg, avr_expand_triop_builtin): New.
5410 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5411 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5412 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5413 (avr_map_equal_p, avr_map_sig_p): Remove.
5414 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5415 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5416 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5417 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5418 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5419 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5421 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5423 * config/c6x/c6x.md (reserve_cycles): New attribute.
5424 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5425 don't reserve functional units after the branch occurs.
5427 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5430 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5431 functions into non-tm_pure functions.
5433 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5436 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5437 (iterative_hash_canonical_type): Likewise.
5438 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5441 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5443 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5444 sched-group insn, it either remains alone or the entire list is pruned.
5446 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5448 * doc/install.texi (Prerequisites): Fix grammar.
5449 (Configuration): Likewise.
5451 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5453 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5454 MPC as part of GCC before describing configuring with --with-gmp etc.
5455 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5456 sources are present.
5458 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5461 * dwarf2out.c (clone_tree_hash): New function.
5462 (copy_decls_walk): Use it instead of clone_tree.
5464 2012-02-14 Richard Guenther <rguenther@suse.de>
5466 PR tree-optimization/52244
5467 PR tree-optimization/51528
5468 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5469 replacements for integral types.
5471 2012-02-14 Walter Lee <walt@tilera.com>
5473 * config.gcc: Handle tilegx and tilepro.
5474 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5476 Add HAVE_AS_TLS check for tilegx and tilepro.
5477 * configure: Regenerate.
5478 * doc/contrib.texi: Add Mat Hostetter and self.
5479 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5480 Document instruction intrinsics and network accessing intrinsics.
5481 (TILEPro Built-in Functions): New node. Document instruction
5482 intrinsics and network accessing intrinsics.
5483 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5484 (Specific, tilepro-*-linux*): Likewise.
5485 * doc/invoke.texi (TILE-Gx Options): New section.
5486 (TILEPro Options): New section.
5487 * doc/md.texi (TILE-Gx): New section.
5488 (TILEPro): New section.
5489 * common/config/tilegx/tilegx-common.c: New file.
5490 * common/config/tilepro/tilepro-common.c: New file.
5491 * config/tilegx/constraints.md: New file.
5492 * config/tilegx/linux.h: New file.
5493 * config/tilegx/mul-tables.c: New file.
5494 * config/tilegx/predicates.md: New file.
5495 * config/tilegx/sync.md: New file.
5496 * config/tilegx/t-tilegx: New file.
5497 * config/tilegx/tilegx-builtins.h: New file.
5498 * config/tilegx/tilegx-c.c: New file.
5499 * config/tilegx/tilegx-generic.md: New file.
5500 * config/tilegx/tilegx-modes.def: New file.
5501 * config/tilegx/tilegx-multiply.h: New file.
5502 * config/tilegx/tilegx-protos.h: New file.
5503 * config/tilegx/tilegx.c: New file.
5504 * config/tilegx/tilegx.h: New file.
5505 * config/tilegx/tilegx.md: New file.
5506 * config/tilegx/tilegx.opt: New file.
5507 * config/tilepro/constraints.md: New file.
5508 * config/tilepro/gen-mul-tables.cc: New file.
5509 * config/tilepro/linux.h: New file.
5510 * config/tilepro/mul-tables.c: New file.
5511 * config/tilepro/predicates.md: New file.
5512 * config/tilepro/t-tilepro: New file.
5513 * config/tilepro/tilepro-builtins.h: New file.
5514 * config/tilepro/tilepro-c.c: New file.
5515 * config/tilepro/tilepro-generic.md: New file.
5516 * config/tilepro/tilepro-modes.def: New file.
5517 * config/tilepro/tilepro-multiply.h: New file.
5518 * config/tilepro/tilepro-protos.h: New file.
5519 * config/tilepro/tilepro.c: New file.
5520 * config/tilepro/tilepro.h: New file.
5521 * config/tilepro/tilepro.md: New file.
5522 * config/tilepro/tilepro.opt: New file.
5524 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5526 PR tree-optimization/52210
5527 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5528 vect_model_simple_cost with two entry vect_def_type array instead
5529 of an address of dt.
5531 2012-02-14 Richard Guenther <rguenther@suse.de>
5534 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5535 Do not stream DECL_QUALIFIER.
5536 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5537 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5538 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5540 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5543 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5546 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5549 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5550 * cselib.c (cselib_subst_to_values_from_insn): New function.
5551 * sched-deps.c (add_insn_mem_dependence,
5552 sched_analyze_1, sched_analyze_2): Use it.
5554 2012-02-13 Jan Hubicka <jh@suse.cz>
5557 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5559 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5561 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5562 (GTM_SELF_SPECS): Define if not already defined.
5563 (driver_self_specs): Add GTM_SELF_SPECS.
5564 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5565 (GTM_SELF_SPECS): Define.
5566 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5567 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5569 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5571 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5574 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5577 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5578 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5580 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5583 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5585 2012-02-13 Richard Guenther <rguenther@suse.de>
5587 PR translation/52211
5588 * passes.c (enable_disable_pass): Fix typo.
5590 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5593 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5594 XOR for reduce_bit_field if type is unsigned.
5596 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5598 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5599 disallow changes from SFmode to mode with different size in FP regs.
5601 2012-02-12 Robert Millan <rmh@gnu.org>
5602 Gerald Pfeifer <gerald@pfeifer.com>
5604 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5607 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5609 PR rtl-optimization/52175
5610 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5611 to frame-related instructions.
5613 2012-02-10 Jason Merrill <jason@redhat.com>
5616 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5617 (demangle_new_symbols): Fill it.
5618 (scan_linker_output): Walk it.
5619 (start_tweaking): Split out from scan_linker_output.
5620 (maybe_tweak): Update sym->chosen.
5621 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5623 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5626 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5628 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5630 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5631 having the same mode as previous compare.
5633 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5635 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5636 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5637 (nonlocal_goto_internal): Likewise.
5638 (nonlocal_goto): Emit a use and an indirect jump directly.
5640 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5643 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5644 __atomic_{is,always}_lock_free.
5646 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5649 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5650 negative constant address for x32.
5652 2012-02-10 Richard Henderson <rth@redhat.com>
5654 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5655 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5656 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5658 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5659 Ira Rosen <irar@il.ibm.com>
5661 PR tree-optimization/50031
5662 * targhooks.c (default_builtin_vectorization_cost): Handle
5664 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5665 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5666 all types of reduction and pattern statements.
5667 (vect_estimate_min_profitable_iters): Likewise.
5668 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5669 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5670 for explicit realigns.
5671 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5672 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5674 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5675 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5676 vec_perm for VSX and handle vec_promote_demote.
5678 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5681 * builtins.c (fold_builtin_atomic_always_lock_free,
5682 expand_builtin_atomic_always_lock_free,
5683 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5684 Return and/or test boolean_true_node/boolean_false_node instead of
5685 integer_one_node/integer_zero_node.
5687 2012-02-10 Jan Hubicka <jh@suse.cz>
5690 * predict.c (predict_paths_for_bb): Prevent looping.
5691 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5693 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5695 * config/arm/arm.c (output_move_double): In one case properly
5696 count number of instructions that will be emitted.
5698 2012-02-10 Richard Guenther <rguenther@suse.de>
5700 PR translation/52193
5701 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5703 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5706 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5708 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5711 * var-tracking.c (emit_note_insn_var_location): If
5712 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5713 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5714 non-NOTE_DURING_CALL_P insn.
5716 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5719 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5721 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5724 * gcc.c (switch_matches) Support switches with separated form,
5727 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5729 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5731 (RAMPZ_ADDR): Ditto.
5732 * config/avr/avr.c (avr_addr_t): New typedef.
5733 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5734 (avr_init_expanders): Initialize it.
5735 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5737 (expand_epilogue): Ditto.
5738 (avr_print_operand): Ditto.
5739 (avr_file_start): Ditto.
5740 (avr_emit_movmemhi): Ditto.
5742 2012-02-08 Richard Guenther <rguenther@suse.de>
5744 PR tree-optimization/46886
5745 * tree-flow.h (do_while_loop_p): Declare.
5746 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5747 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5749 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5751 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5752 always succeed for integers larger than a native word.
5754 2012-02-08 Richard Guenther <rguenther@suse.de>
5756 PR rtl-optimization/52170
5757 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5758 properly handle integer vector modes.
5760 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5762 PR gcov-profile/52150
5763 * coverage.c: Include target.h.
5764 (build_var): Call targetm.strip_name_encoding on the assembler name.
5765 Change one _ into . or $ if the target allows it.
5766 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5768 PR rtl-optimization/52139
5769 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5770 is a BARRIER after emit_insn_after_noloc, move BB_END
5771 to the last non-BARRIER insn before it.
5773 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5776 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5777 (mips_gimplify_va_arg_expr): Call it instead of
5778 std_gimplify_va_arg_expr.
5780 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5782 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5783 message for -mno-pointers-to-nested-function.
5785 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5788 * expr.c (get_inner_reference): If there is an offset, add a negative
5789 bit position to it (if any).
5791 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5793 PR rtl-optimization/52060
5794 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5795 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5796 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5797 and/or i0src_copy2 when needed.
5799 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5801 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5802 or LTOPLUGINSONAME if have_c.
5804 * config/freebsd-spec.h: Add comment about what macros can be defined
5806 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5807 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5810 2012-02-07 Richard Guenther <rguenther@suse.de>
5812 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5813 newline in -alias dumps.
5815 2012-02-07 Kai Tietz <ktietz@redhat.com>
5816 Dave Korn <dave.korn.cygwin@gmail.com>
5819 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5820 Take care that typinfo gets dllexport-attribute.
5822 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5825 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5826 if modifier < EXPAND_SUM call force_operand on the result.
5828 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5830 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5831 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5833 (epiphany_function_type): Replace types for specific interrupts with
5834 EPIPHANY_FUNCTION_INTERRUPT.
5835 (EPIPHANY_INTERRUPT_P): Update.
5836 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5837 New static function.
5838 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5839 <disinterrupt>: Affects type identity.
5840 (epiphany_handle_interrupt_attribute): Handle variable number of
5842 (epiphany_compute_function_type): Update for new
5843 epiphany_function_type definition.
5844 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5845 handlers with a longcall forwarder.
5846 (epiphany_start_function): Handle multiple interrupt arguments and/or
5847 forwarder_section attribute.
5849 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5852 2012-02-07 Alan Modra <amodra@gmail.com>
5855 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5858 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5860 PR tree-optimization/50969
5861 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5862 use vec_perm rather than vector_stmt.
5863 (vect_model_load_cost): Likewise.
5864 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5865 vec_perm to be the same as other vector statements.
5866 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5867 cost of vec_perm for TARGET_VSX.
5869 2012-02-06 Richard Guenther <rguenther@suse.de>
5871 PR tree-optimization/52115
5872 * tree-sra.c (access_has_replacements_p): New function.
5873 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5875 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5878 * trans-mem.c (expand_call_tm): Add an assertion.
5879 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5882 2012-02-06 Richard Guenther <rguenther@suse.de>
5884 PR tree-optimization/50955
5885 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5886 raise cost of expressions that replace an address with an
5887 expression based on a different pointer.
5889 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5892 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5893 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5895 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5898 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5899 -Weffc++ and specify guidelines come from second edition.
5901 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5903 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5904 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5905 (call_direct_split, call_value_split, call_value_internal_direct)
5906 (call_value_direct_split, call_value_multiple_split): Use jal and
5907 jal_macro attributes.
5909 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5911 * reload1.c (reload_regs_reach_end_p): Replace with...
5912 (reload_reg_rtx_reaches_end_p): ...this function.
5913 (new_spill_reg_store): Update commentary.
5914 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5915 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5916 before setting new_spill_reg_store.
5917 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5918 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5919 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5920 for non-spill reload registers.
5922 2012-02-05 Ira Rosen <irar@il.ibm.com>
5924 PR tree-optimization/52091
5925 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5926 (vect_is_simple_use_1): Likewise.
5927 * tree-vect-loop.c (vectorizable_reduction): Update calls
5928 to vect_is_simple_use_1 and vect_is_simple_use.
5929 (vectorizable_live_operation): Likewise.
5930 * tree-vect-patterns.c (widened_name_p,
5931 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5932 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5933 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5934 vectorizable_shift,vectorizable_operation, vectorizable_store,
5935 vectorizable_load): Likewise.
5936 (vect_is_simple_cond): Add an argument, pass it to
5937 vect_is_simple_use_1.
5938 (vectorizable_condition): Update calls to vect_is_simple_cond,
5940 (vect_is_simple_use): Add an argument, the statement in which
5941 OPERAND is used. Check that if OPERAND's def stmt is a double
5942 reduction phi node, the use is a phi node too.
5943 (vect_is_simple_use_1): Add an argument, pass it to
5945 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5946 to vect_is_simple_use.
5948 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5950 PR rtl-optimization/52095
5951 * modulo-sched.c (dump_insn_locator): New function.
5952 (loop_canon_p, sms_schedule): Use it.
5954 PR rtl-optimization/52113
5955 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5956 even for decomposable shift/zext insns.
5958 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5959 Zdenek Dvorak <ook@ucw.cz>
5961 PR rtl-optimization/52092
5962 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5963 on get_iv_value result.
5965 2012-02-02 Andrew Pinski <apinski@cavium.com>
5969 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5971 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5974 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5976 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5978 PR rtl-optimization/49800
5979 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5980 (sched_finish): Call regstat_free_n_sets_and_refs.
5982 2012-02-02 Jia Liu <proljc@gmail.com>
5984 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5987 2012-02-02 Jan Hubicka <jh@suse.cz>
5988 Tom de Vries <tom@codesourcery.com>
5991 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5992 * varpool.c (varpool_analyze_pending_decls): Likewise.
5994 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5995 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5997 * config.gcc: Add cr16-* support.
5999 * doc/extend.texi: Document cr16 extensions.
6000 * doc/install.texi: Document cr16 install.
6001 * doc/invoke.texi: Document cr16 options.
6002 * doc/md.texi: Document cr16 constraints.
6004 * common/config/cr16/cr16-common.c: New file.
6005 * config/cr16/cr16.c: New file.
6006 * config/cr16/cr16.h: New file.
6007 * config/cr16/cr16.md: New file.
6008 * config/cr16/cr16.opt: New file.
6009 * config/cr16/cr16-protos.h: New file.
6010 * config/cr16/predicates.md: New file.
6011 * config/cr16/constraints.md: New file.
6012 * config/cr16/t-cr16: New file.
6014 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6017 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6018 that operands[2] is either immediate, or q_regs_operand.
6020 PR tree-optimization/52073
6021 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6022 a pattern stmt for pattern uses, ignore uses outside of the loop.
6024 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6026 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6027 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6028 (OUT_AS1, OUT_AS2): Remove.
6030 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6032 PR rtl-optimization/51374
6033 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6034 to cross other volatile_refs_p insns.
6036 2012-02-01 Richard Guenther <rguenther@suse.de>
6038 * doc/invoke.texi (fno-inline): Clarify documentation.
6039 (finline-small-functions): Likewise.
6040 (finline-functions): Likewise.
6041 * common.opt (finline): Adjust comment and documentation.
6042 (finline-small-functions): Clarify documentation.
6043 (finline-functions): Likewise.
6044 (finline-functions-called-once): Likewise.
6046 2012-02-01 Tristan Gingold <gingold@adacore.com>
6048 * c-typeck.c (composite_type): Keep mode for pointers.
6050 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6052 * function.h (regno_reg_rtx): Adjust comment.
6053 * reginfo.c (init_reg_modes_target): Only use the previous mode
6054 if it fits within one register. Remove MIPS comment.
6056 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6059 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6061 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6063 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6064 to srak instruction.
6066 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6068 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6070 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6075 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6077 2012-01-31 Richard Guenther <rguenther@suse.de>
6079 PR tree-optimization/51528
6080 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6083 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6088 * ree.c (add_removable_extension): Change def_map argument
6089 to unsigned *, store in def_map 1 + offset into *insn_list vector
6090 instead of pointers into the vector.
6091 (find_removable_extensions): Adjust caller.
6093 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6095 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6096 Transform all "* quoted-c-code" to { c-code }.
6097 Remove redundant test for "optimize" in combine patterns.
6098 Move (include "avr-dimode.md") to end of file.
6100 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6103 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6104 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6106 2012-01-30 Richard Guenther <rguenther@suse.de>
6108 PR tree-optimization/52028
6109 * tree-loop-distribution.c (ldist_gen): Properly update
6112 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6115 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6116 set_cur_line_info_table if not emitting debug info.
6118 PR tree-optimization/52046
6119 * tree-vect-patterns.c (check_bool_pattern): Give up if
6120 a comparison could throw.
6123 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6125 2012-01-30 Richard Guenther <rguenther@suse.de>
6127 PR tree-optimization/52045
6128 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6129 SSA form if cfgcleanup did anything.
6131 2012-01-30 Richard Guenther <rguenther@suse.de>
6133 PR tree-optimization/52045
6134 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6135 before computing final todo.
6137 2012-01-30 Richard Guenther <rguenther@suse.de>
6139 PR tree-optimization/51528
6140 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6143 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6145 * df-problems.c (df_kill_notes): Check that the use refers
6146 to the note under examination.
6148 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6151 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6152 parameter and use short-lived pseudos.
6153 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6154 (sparc_expand_vector_init): Const-ify local variables and adjust
6155 calls to above functions.
6157 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6159 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6161 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6163 * doc/invoke.texi: Make usage of "compile time" and
6164 "run time"/"runtime" consistent throughout the file.
6166 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6168 * config/alpha/alpha.c (alpha_option_override): Default to
6169 full IEEE compliance mode for Go language.
6171 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6173 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6174 (LINK_SSP_SPEC): Define.
6176 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6179 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6182 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6184 * doc/invoke.texi: Correct hyphenation of "floating point",
6185 "double precision", and related terminology throughout the file.
6187 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6190 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6191 arm_general_register_operand predicate for operand 2 instead of
6194 2012-01-27 Ian Lance Taylor <iant@google.com>
6197 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6198 * builtins.c (expand_builtin_init_trampoline): Add onstack
6199 parameter. Change caller.
6200 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6201 * tree.c (build_common_builtin_nodes): Declare
6202 __builtin_init_heap_trampoline.
6204 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6206 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6207 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6208 * config/avr/avr.c: Ditto.
6209 (avr_regnames): Remove because unused.
6210 * config/avr/avr.md (*cpse.ne): New peephole.
6211 (*cpse.eq): New peephole from former cpse peepholes.
6213 2012-01-27 Michael Eager <eager@eagercon.com>
6215 * config/microblaze.c (microblaze_emit_compare): Correct
6216 test after pcmp instruction.
6218 2012-01-27 Richard Guenther <rguenther@suse.de>
6220 PR tree-optimization/52020
6221 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6223 2012-01-27 Richard Guenther <rguenther@suse.de>
6225 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6226 function non-const/pure.
6228 2012-01-27 Richard Guenther <rguenther@suse.de>
6230 PR tree-optimization/50444
6231 * tree-sra.c (build_ref_for_offset): Properly adjust the
6232 MEM_REF type for unaligned accesses.
6234 2012-01-27 Richard Guenther <rguenther@suse.de>
6236 PR tree-optimization/50444
6237 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6238 (expand_assignment): Use it. Properly handle misaligned
6239 bases when expanding stores to component references.
6240 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6243 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6246 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6247 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6248 * tree-data-ref.c (find_data_references_in_loop): Make static.
6249 (compute_all_dependences): Change return type to bool. Bail out
6250 for too many datarefs in a loop. Move the hunk resetting the data
6251 dependences vector from ...
6252 (compute_data_dependences_for_loop): ... here. Account for
6253 compute_all_dependences returning false.
6254 (compute_data_dependences_for_bb): Likewise.
6255 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6256 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6258 2012-01-27 Richard Guenther <rguenther@suse.de>
6261 * expr.c (store_field): Use the alias-set of the scratch memory
6264 2012-01-27 Tom de Vries <tom@codesourcery.com>
6266 PR tree-optimization/51990
6267 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6269 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6271 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6274 * var-tracking.c (reverse_op): Don't add any reverse operation
6275 if V already has any constant locations.
6277 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6279 * doc/invoke.texi: Correct usage of "command line" (noun)
6280 vs "command-line" (adjective) throughout.
6282 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6284 * doc/invoke.texi (Language Independent Options): Move
6285 -Wcoverage-mismatch blurb from here....
6286 (Warning Options): ...to here.
6288 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6290 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6291 Set rs6000_always_hint to false for 476.
6293 2012-01-27 Matthias Klose <doko@ubuntu.com>
6295 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6297 * incpath.c (add_standard_paths): Likewise.
6299 2012-01-27 Richard Henderson <rth@redhat.com>
6301 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6302 * config/m68k/sync.md (atomic_test_and_set): Rename from
6303 sync_test_and_setqi and adjust the operands.
6304 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6305 and unconditionally enable.
6307 2012-01-27 Richard Henderson <rth@redhat.com>
6309 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6310 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6311 (ldstub): Rename from ldstubqi.
6312 (ldstub<I24MODE>): Remove.
6314 2012-01-27 Richard Henderson <rth@redhat.com>
6316 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6317 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6318 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6319 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6320 * doc/tm.texi: Rebuild.
6322 2012-01-27 Richard Henderson <rth@redhat.com>
6324 * optabs.c (gen_atomic_test_and_set): Remove default.
6325 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6327 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6329 PR rtl-optimization/51978
6330 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6331 (combine_reaching_defs): Likewise.
6332 (struct re_info): Remove.
6333 (add_removable_extension): Remove x and data arguments,
6334 add insn, insn_list and def_map. Use the arguments directly
6335 instead of using struct re_info.
6336 (find_removable_extensions): Don't call add_removable_extension
6337 through note_stores, instead just call it with single_set
6339 (find_and_remove_re): Pass curr_cand->expr instead of
6340 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6342 2012-01-26 Michael Matz <matz@suse.de>
6344 PR tree-optimization/46590
6345 * cfgexpand.c: Revert last change (r183305).
6346 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6348 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6349 checking for emptiness.
6351 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6354 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6355 non-addressable non-BLKmode base correctly.
6357 2012-01-26 Michael Matz <matz@suse.de>
6359 PR tree-optimization/48794
6360 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6361 regions referenced from RESX/EH_DISPATCH.
6363 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6365 * config/s390/s390.h: Make BRANCH_COST an option.
6366 * config/s390/s390.opt: New option -mbranch-cost.
6368 2012-01-26 Richard Henderson <rth@redhat.com>
6370 Revert 2012-01-24 change:
6371 * trans-mem.c (requires_barrier): Do not instrument thread local
6372 variables and emit save/restore for them.
6374 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6377 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6380 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6382 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6385 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6388 Rename __pgm to __flash.
6389 Rename __pgm1 to __flash1.
6390 Rename __pgm2 to __flash2.
6391 Rename __pgm3 to __flash3.
6392 Rename __pgm4 to __flash4.
6393 Rename __pgm5 to __flash5.
6394 Rename __pgmx to __memx.
6395 * doc/extend.texi (AVR Named Address Spaces)
6396 Rename address space names as indicated above.
6397 * config/avr/avr.c (avr_addrspace): Ditto.
6399 * config/avr/avr-protos.h
6400 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6401 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6402 * config/avr/predicates.md: Ditto.
6403 * config/avr/avr.c Ditto, and
6404 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6405 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6407 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6408 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6409 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6410 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6411 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6412 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6413 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6414 * config/avr/avr.c: Ditto.
6415 * config/avr/avr.md: Ditto.
6417 2012-01-25 Jason Merrill <jason@redhat.com>
6420 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6422 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6424 PR tree-optimization/51987
6425 * tree-data-ref.c (get_references_in_stmt): Handle references in
6426 non-volatile GIMPLE_ASM.
6428 2012-01-25 Richard Guenther <rguenther@suse.de>
6430 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6431 bases are dereferenced.
6433 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6435 PR rtl-optimization/48374
6436 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6438 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6440 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6441 compute_data_dependences_for_loop returns false.
6442 * tree-parloops.c (loop_parallel_p): Likewise.
6444 2012-01-25 Richard Guenther <rguenther@suse.de>
6446 * tree.h (get_pointer_alignment_1): Declare.
6447 * builtins.c (get_pointer_alignment_1): New function.
6448 (get_pointer_alignment): Use it.
6450 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6452 PR rtl-optimization/48308
6453 * combine.c (enum undo_kind): Add UNDO_LINKS.
6454 (struct undo): Add member l to other_contents and where.
6455 (do_SUBST_LINK): New.
6457 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6458 (undo_all): Handle UNDO_LINKS.
6460 2012-01-25 Richard Henderson <rth@redhat.com>
6462 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6465 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6467 * optabs.c (gen_atomic_test_and_set): Use each argument.
6469 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6471 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6472 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6473 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6474 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6475 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6476 TARGET_PAIRED_SINGLE_FLOAT.
6478 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6480 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6481 (in_struct, return_val): Remove MEM documentation.
6482 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6483 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6484 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6486 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6487 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6488 * expr.c (store_field): Likewise.
6489 * function.c (assign_stack_temp_for_type): Likewise.
6490 * ifcvt.c (noce_try_cmove_arith): Likewise.
6491 * reload1.c (reload): Likewise.
6492 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6493 (alpha_set_memflags): Likewise.
6494 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6496 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6498 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6500 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6501 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6502 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6504 * cselib.c (cselib_rtx_varies_p): Delete.
6505 (cselib_invalidate_mem): Update call to canon_true_dependence.
6506 * dse.c (record_store, check_mem_read_rtx): Likewise.
6507 (scan_reads_nospill): Likewise.
6508 * cse.c (check_dependence): Likewise.
6509 (cse_rtx_varies_p): Delete.
6510 * expr.c (safe_from_p): Update call to true_dependence.
6511 * ira.c (validate_equiv_mem_from_store): Likewise.
6512 (memref_referenced_p): Likewise.
6513 * postreload-gcse.c (find_mem_conflicts): Likewise.
6514 * sched-deps.c (sched_analyze_2): Likewise.
6515 * store-motion.c (load_kills_store): Likewise.
6516 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6517 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6518 (compute_transp): Update call to canon_true_dependence.
6520 2012-01-25 Richard Henderson <rth@redhat.com>
6522 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6523 (maybe_emit_atomic_test_and_set): New.
6524 (expand_sync_lock_test_and_set): Use it.
6525 (expand_atomic_test_and_set): Likewise.
6526 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6527 the implementation; clarify implementation defined details.
6528 * doc/md.texi (atomic_test_and_set): Document.
6530 2012-01-25 Richard Henderson <rth@redhat.com>
6532 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6534 2012-01-25 Richard Henderson <rth@redhat.com>
6537 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6538 to effect no-op split.
6540 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6543 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6544 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6545 (BT_FN_VOID_PTR_INT_SIZE): New.
6546 (BT_FN_UINT_UINT_VAR): Remove.
6547 (BT_FN_UINT32_UINT32_VAR): New.
6548 (BT_FN_DOUBLE_VPTR): Remove.
6549 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6551 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6552 (_ITM_changeTransactionMode): Same.
6553 (_ITM_memmoveRtWt): Change return type to void.
6554 (_ITM_memcpyRtWt): Same.
6555 (_ITM_memsetW): Same.
6556 (_ITM_RaRD): Change types to double.
6561 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6563 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6564 Patrick Marlier <patrick.marlier@gmail.com>
6566 * trans-mem.c (requires_barrier): Do not instrument thread local
6567 variables and emit save/restore for them.
6569 2012-01-24 Jason Merrill <jason@redhat.com>
6572 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6573 output static aliases.
6575 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6578 * common.opt (-pie, -shared, pie, shared): Change from Common to
6580 * gcc.c (display_help): Display help for -pie and -shared.
6582 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6585 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6586 Remove note on size/offset limitation.
6587 (AVR Variable Attributes): Add example how to read data located
6588 with progmem. Refer to named address spaces.
6589 * doc/invoke.texi (AVR Options): Fix typo.
6591 2012-01-24 Richard Guenther <rguenther@suse.de>
6593 Forward-port to trunk
6594 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6597 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6598 op0 isn't sufficiently aligned and there is movmisalignM
6599 insn for mode, use it to load op0 into a temporary register.
6601 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6604 * target.def (const_not_ok_for_debug_p): New hook.
6605 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6607 * doc/tm.texi: Regenerated.
6608 * dwarf2out.c (const_ok_for_output_1): If
6609 targetm.const_not_ok_for_debug_p returns true, fail.
6610 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6612 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6614 2012-01-23 Kai Tietz <ktietz@redhat.com>
6617 * config/i386/predicates.md (symbolic_operand): Allow
6618 UNSPEC_PCREL as PIC expression for lea.
6619 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6620 * config/i386/i386.c (ix86_delegitimize_address): Handle
6621 UNSPEC_PCREL for none-MEM, too.
6623 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6625 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6626 (ipa_tm_create_version_alias): Same.
6628 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6631 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6632 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6634 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6635 Patrick Marlier <patrick.marlier@gmail.com>
6636 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6639 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6640 simple_object_start_read.
6642 2012-01-23 Richard Guenther <rguenther@suse.de>
6645 PR tree-optimization/51895
6646 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6647 parameter decomposition into BLKmode components.
6649 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6651 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6652 fake variables for restrict-qualified pointers whose pointed-to type
6653 contains a placeholder.
6655 2012-01-23 Richard Guenther <rguenther@suse.de>
6657 PR tree-optimization/51949
6658 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6660 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6662 PR rtl-optimization/51933
6663 * ree.c (transform_ifelse): Return true right away if dstreg is
6664 already wider or equal to cand->mode.
6665 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6666 (make_defs_and_copies_lists): Remove defs_list and copies_list
6667 arguments, add state argument, just truncate state->work_list
6668 instead of always allocating and freeing the vector. Assert that
6669 get_defs succeeds instead of returning 2. Changed return type to bool.
6670 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6671 have ext_src_mode, see if it has been modified already with the
6672 right kind of extension and has been extended before from the
6673 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6674 just return true. Remember the original mode in state->modified array.
6675 (combine_reaching_defs): Add state argument. Don't allocate and
6676 free here def_list, copied_list and vec vectors, instead just
6677 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6678 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6679 Add state variable, clear vectors in it, initialize state.modified
6680 if needed. Free all the vectors at the end and state.modified too.
6681 Don't skip a candidate if the extension expression has been modified.
6683 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6686 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6687 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6688 (extra_options) interix.opt -> i386/interix.opt"
6689 (extra_objs):Add winnt-stubs.o
6690 * configure.ac: Add interix to target_os .comm on PE check.
6691 * configure: Regenerate.
6692 * config/interix3.h: Delete and move bits to..
6693 * config/interix.h: Delete and move bits to..
6694 * config/i386/i386-interix3.h: Delete and move bits to..
6695 * config/i386/i386-interix.h: ..here.
6696 (TARGET_CPU_DEFAULT): Remove redefinition.
6697 (TARGET_ASM_CONSTRUCTOR): Undefine.
6698 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6699 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6700 (PTRDIFF_TYPE): Define.
6701 (LONG_DOUBLE_TYPE_SIZE): Define.
6702 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6703 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6704 (TARGET_SECTION_TYPE_FLAGS): Define.
6705 (ASM_DECLARE_FUNCTION_NAME): Define.
6706 (ASM_OUTPUT_EXTERNAL): Define.
6707 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6708 (ASM_OUTPUT_ALIGNED_BSS): Define.
6709 (PCC_BITFIELD_TYPE_MATTERS): Define.
6710 (USE_CONST_SECTION): Define.
6711 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6712 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6713 (SUPPORTS_ONE_ONLY): Remove.
6714 (I386_PE_STRIP_ENCODING): Define.
6715 * config/interix.opt: Delete and move bits to..
6716 * config/i386/interix.opt: ..here. New.
6717 (mpe-aligned-commons): Add.
6718 * config/i386/t-interix: Add copyright header.
6719 (winnt-stubs.o): Add rule.
6721 2012-01-22 Jason Merrill <jason@redhat.com>
6724 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6725 for extra name aliases.
6727 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6729 PR rtl-optimization/51924
6730 * ree.c (combine_set_extension): Improve debugging message.
6731 (combine_reaching_defs): Likewise.
6732 (get_defs): Rename confusingly named variable.
6733 (find_and_remove_re): Skip a candidate if the extension expression has
6736 2012-01-21 Robert Millan <rmh@gnu.org>
6737 Gerald Pfeifer <gerald@pfeifer.com>
6739 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6740 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6742 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6744 PR tree-optimization/51914
6745 * tree-vect-stmts.c (vectorizable_conversion): For
6746 cvt_type && modifier == WIDEN, put temporary with cvt_type
6747 at the beginning of vec_dsts and set vec_dest to temporary
6750 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6752 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6754 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6756 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6757 * config/rs6000/rs6000.c: Likewise.
6759 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6762 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6763 output_move_double on a copy of operands array.
6765 2012-01-20 Cary Coutant <ccoutant@google.com>
6766 Dodji Seketeli <dodji@redhat.com>
6769 * dwarf2out.c (copy_declaration_context): Return ref to parent
6770 of declaration DIE, if necessary.
6771 (remove_child_or_replace_with_skeleton): Add new parameter; update
6772 caller. Place skeleton DIE under parent DIE of original declaration.
6773 Move call to copy_declaration_context to here ...
6774 (break_out_comdat_types): ... from here.
6776 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6778 PR rtl-optimization/51856
6779 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6782 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6785 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6786 hints for neon loads and stores.
6788 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6792 * doc/extend.texi (Named Address Spaces): Split into subsections.
6793 (AVR Named Address Spaces): New subsection.
6794 (M32C Named Address Spaces): New subsection.
6795 (RL78 Named Address Spaces): New subsection.
6796 (SPU Named Address Spaces): New subsection.
6797 (Variable Attributes): New anchor "AVR Variable Attributes".
6798 (AVR Variable Attributes): Rewrite and avoid wording
6799 "address space" in this context.
6800 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6801 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6802 (AVR Built-in Macros): New subsubsection therein.
6803 * doc/md.texi (AVR constraints): Remove "C04", "R".
6805 2012-01-20 Richard Guenther <rguenther@suse.de>
6807 PR tree-optimization/51903
6808 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6809 when removing stmts.
6811 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6814 * config/arm/arm.c (arm_load_pic_register): Use
6815 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6816 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6817 (arm_pic_static_addr): Likewise.
6818 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6819 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6820 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6821 (pic_load_addr_unified): New.
6823 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6826 * function.c (instantiate_virtual_regs_in_insn): Use
6827 delete_insn_and_edges when removing a wrong asm insn.
6829 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6831 PR rtl-optimization/40761
6832 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6833 Add new member loop_num.
6834 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6835 (ira_build): Remove the parameter.
6837 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6838 (ira.c): Do not build CFG loops for one region allocation. Remove
6839 argument from ira_build call.
6841 * ira-build.c (init_loop_tree_node): New function.
6842 (create_loop_tree_nodes): Use it. Separate the case when CFG
6843 loops are not built.
6844 (more_one_region_p): Check current_loops.
6845 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6847 (add_loop_to_tree): Process loop equal to NULL too.
6848 (form_loop_tree): Separate the case when CFG loops are not built.
6849 Use explicitly number for the root.
6850 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6852 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6853 instead of loop->num.
6854 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6855 (mark_all_loops_for_removal): Ditto.
6856 (remove_unnecessary_regions): Separate the case when CFG loops
6858 (ira_build): Remove the parameter. Use explicit number of regions
6859 when CFG loops are not built.
6861 * ira-color.c (print_loop_title): Separate the case for the root node.
6862 Use loop_num instead of loop->num.
6863 (move_spill_restore): Use loop_num instead of loop->num.
6865 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6866 (change_loop): Ditto.
6867 (change_loop): Use loop_num instead of loop->num.
6869 * ira-lives.c (process_bb_node_lives): Ditto.
6871 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6873 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6875 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6878 * tree-mudflap.c (mf_artificial): New function.
6879 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6880 mx_register_decls, mudflap_enqueue_decl): Use it.
6883 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6884 numbers in the insn pattern.
6886 2012-01-19 Michael Matz <matz@suse.de>
6888 PR tree-optimization/46590
6889 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6890 use it in remembering which conflicts we already created.
6891 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6894 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6897 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6898 (merge_and_complain): Same.
6900 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6903 * config/initfini-array.h: Guard content of the header
6904 with #ifdef HAVE_INITFINI_ARRAY.
6905 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6906 Add initfini-array.h to tm_file here.
6907 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6908 * config.gcc: Don't add initfini-array.h to tm_file here.
6909 * configure: Regenerated.
6911 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6913 PR rtl-optimization/51505
6914 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6915 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6916 (df_note_bb_compute): Update the call to df_kill_notes.
6918 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6920 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6922 2012-01-18 Richard Guenther <rguenther@suse.de>
6924 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6925 of conversions to void *.
6927 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6928 Richard Sandiford <rdsandiford@googlemail.com>
6932 * optabs.h (simplify_expand_binop): Declare.
6933 * optabs.c (simplify_expand_binop): Make global.
6934 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6935 endian targets if the source cannot be exactly covered by word
6938 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6941 * hard-reg-set.h (struct hard_reg_set_container): New type.
6942 * target.h (struct hard_reg_set_container): Forward declare.
6943 * target.def (set_up_by_prologue): New target hook.
6944 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6945 * doc/tm.texi: Regenerated.
6946 * function.c (thread_prologue_and_epilogue_insns): Change
6947 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6948 Call targetm.set_up_by_prologue on it.
6949 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6950 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6952 2012-01-17 Nick Clifton <nickc@redhat.com>
6954 * config/rx/rx.c (rx_can_use_simple_return): New function.
6955 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6956 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6958 2012-01-17 Richard Guenther <rguenther@suse.de>
6961 * expr.c (expand_assignment): Take address-space information
6962 from the address operand of MEM_REF and TARGET_MEM_REF.
6963 (expand_expr_real_1): Likewise.
6965 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6967 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6968 reload dump is requested.
6970 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6973 * trans-mem.c (requires_barrier): Call may_be_aliased.
6975 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6977 PR tree-optimization/51877
6978 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6979 call arguments and fndecls compare equal, instead return false if they
6980 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6981 both SSA_NAMEs that are valueized the same, or they satisfy
6984 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6986 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6988 * configure: Regenerate.
6990 2012-01-16 Jan Hubicka <jh@suse.cz>
6994 * convert.c (convert_to_integer): Use fold_convert for
6995 converting an INTEGER_CST to integer type.
6997 2012-01-16 Jason Merrill <jason@redhat.com>
7000 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7002 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7005 * config/s390/s390.c (s390_chunkify_start): Don't skip
7006 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7007 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7008 If insn is followed by NOTE_INSN_VAR_LOCATION or
7009 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7010 Don't use location of note insns.
7012 PR tree-optimization/51865
7013 * tree-inline.c (tree_function_versioning): Call remap_decl
7014 on DECL_RESULT whenever it has VOID_TYPE_P type.
7016 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7018 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7019 for calls to locally-binding MIPS16 functions if only the return
7020 type uses float regs.
7022 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7023 Richard Sandiford <rdsandiford@googlemail.com>
7025 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7026 (SYMBOL_32_HIGH): Likewise.
7027 (mips_output_tls_reloc_directive): Declare.
7028 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7029 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7030 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7031 (mips_lo_relocs, mips_hi_relocs): Make extern.
7032 (mips16_stub_function): Move up file.
7033 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7034 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7035 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7036 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7037 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7038 (mips_get_tp): Add MIPS16 support.
7039 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7040 Generalize DTPREL and TPREL handling.
7041 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7042 Add MIPS16 TLS support.
7043 (mips_output_tls_reloc_directive): New function.
7044 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7045 * config/mips/predicates.md (symbolic_operand_with_high)
7046 (tls_reloc_operand): New predicates.
7047 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7048 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7049 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7050 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7051 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7052 (*tls_get_tp_mips16_call_<mode>): Likewise.
7054 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7056 PR rtl-optimization/51821
7057 * recog.c (peep2_find_free_register): Determine clobbered registers
7060 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7063 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7064 * config/avr/avr.c: Likewise.
7065 * config/avr/avr.h: Likewise.
7067 2012-01-13 Ian Lance Taylor <iant@google.com>
7070 * tree.h (TYPE_QUALS): Add cast to int.
7071 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7073 2012-01-13 Ian Lance Taylor <iant@google.com>
7075 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7076 comparing param_index to VEC_length result.
7078 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7080 * c-decl.c: Do not include tree-mudflap.h
7081 * tree-optimize.c: Likewise.
7082 * Makefile.in: Update dependencies.
7084 2012-01-13 Richard Guenther <rguenther@suse.de>
7087 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7088 variable-sized result always use RSO.
7090 2012-01-12 DJ Delorie <dj@redhat.com>
7092 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7093 pointer type, not just the default pointer type.
7095 2012-01-09 Richard Henderson <rth@redhat.com>
7096 Denis Chertykov <chertykov@gmail.com>
7099 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7100 * config/avr/avr.c (avr_can_eliminate): Simplify.
7101 (avr_initial_elimination_offset): Likewise.
7102 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7103 (expand_epilogue): Likewise.
7104 (avr_legitimize_address): Gut.
7105 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7106 (avr_hard_regno_nregs): New.
7107 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7108 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7109 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7110 add soft frame pointer.
7111 (CALL_USED_REGISTERS): Likewise.
7112 (REG_CLASS_CONTENTS): Likewise.
7113 (REGISTER_NAMES): Likewise.
7114 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7115 (HARD_FRAME_POINTER_REGNUM): New.
7116 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7117 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7118 remove the HARD_FRAME_POINTER self-elimination.
7120 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7123 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7124 DECL_EXTERNAL when checking for initializers of progmem variables.
7126 2012-01-12 Ira Rosen <irar@il.ibm.com>
7128 PR tree-optimization/51799
7129 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7130 that the last operation is a type demotion.
7132 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7134 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7135 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7137 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7140 * combine.c (distribute_notes): If i3 is a noreturn call,
7141 allow old_size to be equal to args_size and make sure the
7142 noreturn call gets REG_ARGS_SIZE note.
7143 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7144 on noreturn calls even when the delta is 0.
7146 2012-01-11 Nathan Sidwell <nathan@acm.org>
7148 * gcov.c (STRING_SIZE): Remove.
7149 (generate_results): Erase annotations for source files with no
7150 coverage information.
7152 (output_lines): Use it.
7154 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7156 * gimple.h (gimplify_body): Remove first argument.
7157 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7158 pointer set here, instead just pass DATA to walk_tree.
7159 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7160 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7161 (unvisit_body): Likewise, but with unmark_visited.
7162 (gimplify_body): Remove BODY_P argument and adjust.
7163 (gimplify_function_tree): Adjust call to gimplify_body.
7164 * omp-low.c (finalize_task_copyfn): Likewise.
7166 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7168 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7169 (build_function_type_skip_args): Delete.
7170 * tree.c (build_function_type_skip_args): Make static and add
7171 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7172 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7173 pass it to build_function_type_skip_args.
7174 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7175 (tree_function_versioning): Likewise.
7176 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7177 build_function_decl_skip_args.
7178 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7179 and pass it to build_function_decl_skip_args/tree_function_versioning.
7180 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7181 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7182 * trans-mem.c (ipa_tm_create_version): Likewise.
7183 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7184 * tree-inline.c (declare_return_variable): Remove always-true test.
7185 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7186 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7187 * ipa-split.c (split_function): Skip the return value for the split
7188 part if it doesn't return.
7190 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7192 PR tree-optimization/49642
7193 * ipa-split.c (forbidden_dominators): New variable.
7194 (check_forbidden_calls): New function.
7195 (dominated_by_forbidden): Likewise.
7196 (consider_split): Check for forbidden dominators.
7197 (execute_split_functions): Initialize and free forbidden
7198 dominators info; call check_forbidden_calls.
7200 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7202 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7204 2012-01-11 Nick Clifton <nickc@redhat.com>
7206 * config/rx/rx.md (return): Define pattern.
7208 2012-01-11 Richard Guenther <rguenther@suse.de>
7210 * doc/extend.texi (malloc attribute): Adjust according to
7213 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7214 Patrick Marlier <patrick.marlier@gmail.com>
7217 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7218 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7219 (ipa_tm_note_irrevocable): Same.
7220 (ipa_tm_scan_irr_block): Same.
7221 (ipa_tm_decrement_clone_counts): Same.
7222 (ipa_tm_scan_irr_function): Same.
7223 (ipa_tm_create_version_alias): Same.
7224 (ipa_tm_create_version): Same.
7225 (ipa_tm_transform_calls_redirect): Same.
7226 (ipa_tm_transform_calls): Same.
7227 (ipa_tm_transform_transaction): Same.
7228 (ipa_tm_execute): Same.
7230 2012-01-10 Richard Guenther <rguenther@suse.de>
7233 * opts.c (common_handle_option): Handle -Werror.
7235 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7237 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7240 2012-01-10 Jason Merrill <jason@redhat.com>
7242 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7245 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7247 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7248 supports R_386_TLS_GD_PLT reloc.
7249 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7250 supports R_386_TLS_LDM_PLT reloc.
7251 * configure: Regenerate.
7252 * config.in: Regenerate.
7254 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7257 Extend __pgmx semantics to linearize memory.
7258 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7259 determine if code comes inline or from libgcc.
7260 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7261 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7262 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7263 (movmemx_qi, movmemx_hi): New insns.
7264 (xload_<mode>_libgcc): Rewrite to new insn condition.
7265 (xload_<mode>): Remove insns.
7266 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7267 cases that don't satisfy avr_xload_libgcc_p().
7268 (avr_addr_space_convert): Allow converting in any direction.
7269 (avr_addr_space_subset_p): Return always true.
7270 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7271 (avr_emit_movmemhi): Ditto.
7272 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7273 (avr_out_movmem): Ditto.
7274 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7275 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7276 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7277 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7278 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7280 2012-01-10 Richard Guenther <rguenther@suse.de>
7282 PR tree-optimization/50913
7283 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7284 Require data-refs to be representable by Graphite with respect
7287 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7289 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7290 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7292 2012-01-10 Tom de Vries <tom@codesourcery.com>
7294 PR rtl-optimization/51271
7295 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7296 handling annulled branch.
7298 2012-01-10 Richard Henderson <rth@redhat.com>
7300 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7301 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7302 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7303 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7304 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7305 arm_expand_vec_perm_const): New.
7306 * config/arm/arm-protos.h: Update.
7307 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7308 (*neon_vswp<VDQX>): New.
7309 (neon_vcombine<VDX>): Use neon_split_vcombine.
7310 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7311 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7312 (vec_perm<VE>): New.
7314 2012-01-10 Richard Henderson <rth@redhat.com>
7316 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7317 use it if reload_completed.
7318 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7319 arm_output_asm_insn, arm_process_output_memory_barrier,
7320 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7321 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7322 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7323 arm_process_output_sync_insn, arm_output_sync_insn,
7324 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7325 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7326 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7327 (emit_unlikely_jump): New.
7328 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7329 (arm_split_atomic_op): New.
7330 * config/arm/arm-protos.h: Update.
7331 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7332 (struct arm_sync_generator): Remove.
7333 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7334 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7335 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7336 (VUNSPEC_LL, VUNSPEC_SC): New.
7337 (sync_result, sync_memory, sync_required_value, sync_new_value,
7338 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7339 (attr length): Don't use arm_sync_loop_insns.
7340 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7341 (movsfcc, movdfcc): Likewise.
7342 * config/arm/constraints.md (Ua): New.
7343 * config/arm/prediates.md (mem_noofs_operand): New.
7344 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7345 (sync_clobber, sync_t2_reqd): Remove.
7346 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7347 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7348 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7349 (arm_sync_compare_and_swap<SIDI>): Remove.
7350 (arm_sync_compare_and_swap<NARROW>): Remove.
7351 (arm_sync_lock_test_and_set<SIDI>): Remove.
7352 (arm_sync_lock_test_and_set<NARROW>): Remove.
7353 (arm_sync_new_<syncop><SIDI>): Remove.
7354 (arm_sync_new_<syncop><NARROW>): Remove.
7355 (arm_sync_new_nand<SIDI>): Remove.
7356 (arm_sync_new_nand<NARROW>): Remove.
7357 (arm_sync_old_<syncop><SIDI>): Remove.
7358 (arm_sync_old_<syncop><NARROW>): Remove.
7359 (arm_sync_old_nand<SIDI>): Remove.
7360 (arm_sync_old_nand<NARROW>): Remove.
7361 (*memory_barrier): Merge arm_output_memory_barrier.
7362 (atomic_compare_and_swap<QHSD>): New.
7363 (atomic_compare_and_swap<NARROW>_1): New.
7364 (atomic_compare_and_swap<SIDI>_1): New.
7365 (atomic_exchange<QHSD>): New.
7366 (cas_cmp_operand, cas_cmp_str): New.
7367 (atomic_op_operand, atomic_op_str): New.
7368 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7369 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7370 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7371 (arm_load_exclusive<NARROW>): New.
7372 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7373 (arm_store_exclusive<QHSD>): New.
7375 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7377 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7378 reload patterns if -mvsx-scalar-memory.
7380 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7381 generated, even -mno-vsx-scalar-double was used.
7382 (vsx_xscvdpsp_scalar): Likewise.
7383 (vsx_xscvspdp_scalar2): Likewise.
7385 2012-01-09 Tom de Vries <tom@codesourcery.com>
7386 Andrew Pinski <apinski@cavium.com>
7389 * reorg.c (fill_slots_from_thread): Don't speculate
7390 frame-related insns.
7392 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7394 * sched-int.h (bb_note): Move to...
7395 * basic-block.h: ...here.
7396 * haifa-sched.c (bb_note): Move to...
7397 * cfgrtl.c: ...here.
7398 * function.c (next_block_for_reg): New function.
7399 (move_insn_for_shrink_wrap): Likewise.
7400 (prepare_shrink_wrap): Rewrite to use the above.
7402 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7404 * gimple.c (is_gimple_non_addressable): Remove.
7405 * gimple.h: Remove is_gimple_non_addressable.
7406 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7407 is_gimple_non_addressable.
7408 * trans-mem.c (expand_assign_tm): Same.
7410 2012-01-09 Richard Guenther <rguenther@suse.de>
7412 PR tree-optimization/51775
7413 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7414 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7416 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7418 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7420 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7422 2012-01-09 Richard Guenther <rguenther@suse.de>
7424 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7426 2012-01-08 Jan Hubicka <jh@suse.cz>
7428 PR tree-optimize/51680
7429 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7430 on when known_vals needs to be computed; cleanup.
7432 2012-01-08 Jan Hubicka <jh@suse.cz>
7434 PR tree-optimize/51694
7435 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7437 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7439 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7440 for -std=c++98 and -std=c++11 too.
7442 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7444 * cfgloop.c (cancel_loop): Add free() of bbs array.
7446 2012-01-07 Jan Hubicka <jh@suse.cz>
7448 PR tree-optimization/51600
7449 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7450 that benefits small functions.
7452 2012-01-07 Jan Hubicka <jh@suse.cz>
7454 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7456 2012-01-07 Jan Hubicka <jh@suse.cz>
7458 PR tree-optimization/51680
7459 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7460 whose inlining reduce unit size.
7462 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7465 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7466 Add canonical node to containing_mem chain after the non-canonical
7467 one, even if there weren't any locs to propagate.
7468 (remove_useless_values): Keep only canonical values.
7469 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7470 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7471 canonicalize mem_chain elements that are not discarded.
7473 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7476 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7477 before emitting functions.
7479 PR gcov-profile/50127
7480 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7481 clear_aux_for_blocks.
7483 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7486 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7488 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7490 * c-decl.c (ext_block): Moved up.
7491 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7493 2012-01-06 Han Shen <shenhan@google.com>
7495 Translate built-in include paths for sysroot.
7496 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7497 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7499 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7500 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7502 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7503 control whether sysroot should be prepended to gxx include dir.
7505 * configure: Regenerate.
7507 2012-01-06 Torvald Riegel <triegel@redhat.com>
7509 PR rtl-optimization/51771
7510 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7511 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7513 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7515 PR tree-optimization/51315
7516 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7517 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7519 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7522 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7523 for shrp pattern. Correctly handle and fixup shift variable.
7524 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7526 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7529 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7530 note when !ACCUMULATE_OUTGOING_ARGS.
7532 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7534 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7536 (extract_range_from_unary_expr_1): Avoid useless computations.
7538 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7540 PR rtl-optimization/51767
7541 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7542 of jump_block and add an extra edge for degenerated asm gotos.
7545 * stmt.c (check_unique_operand_names): Don't ICE during error
7546 reporting if i is from labels chain.
7549 * profile.c (branch_prob): Split bbs that have exit edge
7550 and need a fake entry edge too.
7552 2012-01-05 Jan Hubicka <jh@suse.cz>
7555 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7558 2012-01-05 Richard Guenther <rguenther@suse.de>
7561 * tree-streamer-out.c (write_ts_optimization): New function.
7562 (streamer_write_tree_body): Call it.
7563 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7564 (streamer_read_tree_body): Call it.
7565 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7567 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7570 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7571 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7572 in_cleanup_point_expr before gimplify_stmt call and restore it
7574 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7575 in_cleanup_point_expr is false.
7577 2012-01-05 Richard Guenther <rguenther@suse.de>
7580 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7582 * toplev.c (process_options): Reject combining mudflap and LTO.
7583 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7585 2012-01-05 Richard Guenther <rguenther@suse.de>
7587 PR tree-optimization/51760
7588 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7590 (bit_value_unop): Handle UNDEFINED operands.
7591 (bit_value_binop): Likewise.
7593 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7595 * config/avr/avr.c (avr_replace_prefix): Remove.
7596 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7597 (avr_asm_function_rodata_section): Ditto.
7598 (avr_asm_select_section): Ditto.
7600 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7602 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7605 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7608 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7609 calls that have any non-fake successor edges.
7612 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7614 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7616 PR tree-optimization/51624
7617 * tree-sra.c (build_ref_for_model): When replicating a chain of
7618 COMPONENT_REFs, stop as soon as the offset would become negative.
7620 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7623 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7624 in .debug_loc on the floor.
7626 2012-01-04 Andrew Pinski <apinski@cavium.com>
7628 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7630 2012-01-04 Andrew Pinski <apinski@cavium.com>
7631 Adam Nemet <anemet@caviumnetworks.com>
7633 * config/mips/mips.md (size): Add SI and DI.
7634 (SIZE): New mode attribute.
7635 (U): New code attribute.
7636 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7637 (mips_lbux_<mode>): Delete.
7638 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7639 (mips_lhx): Use gen_mips_lhx_extsi.
7640 (mips_lhx_<mode>): Delete.
7642 (mips_l<size>x): New expand.
7643 (mips_lwx_<mode>): Delete.
7644 (mips_l<GPR:size>x_<P:mode>): New pattern.
7645 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7646 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7647 * config/mips/mips.c (mips_lx_address_p): New function.
7648 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7649 (dsp64): New availability predicate.
7650 (mips_builtins): Add an entry for __builtin_mips_ldx.
7651 * config/mips/mips.h (ISA_HAS_LBX): New define.
7652 (ISA_HAS_LBUX): Likewise.
7653 (ISA_HAS_LHX): Likewise.
7654 (ISA_HAS_LHUX): Likewise.
7655 (ISA_HAS_LWX): Likewise.
7656 (ISA_HAS_LWUX): Likewise.
7657 (ISA_HAS_LDX): Likewise.
7658 * doc/extend.texi (__builtin_mips_ldx): Document.
7660 2012-01-04 Tristan Gingold <gingold@adacore.com>
7662 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7663 when long pointers are used.
7664 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7665 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7666 (ia64-hp-*vms*): Remove.
7667 * config/vms/xm-vms64.h: Delete.
7669 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7672 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7674 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7676 * opts.c (finish_options): Remove duplicate sorry.
7678 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7681 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7684 2012-01-04 Richard Guenther <rguenther@suse.de>
7687 * tree.c (size_low_cst): New function.
7688 * tree.h (size_low_cst): Declare.
7689 * fold-const.c (fold_comparison): Use it to extract the low
7690 part of the POINTER_PLUS_EXPR offset.
7692 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7694 Fix clearing ZERO_REG
7695 * config/avr/avr.md (cc): Add alternative "ldi".
7696 (movqi_insn): Use it in cc attribute.
7697 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7698 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7699 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7701 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7703 * configure: Regenerate.
7705 2012-01-04 Richard Guenther <rguenther@suse.de>
7707 PR tree-optimization/49651
7708 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7709 (var_can_have_subvars): Use it.
7710 (get_constraint_for_1): Only consider subfields if there can be any.
7712 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7715 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7716 to its new canonical_cselib_val and the cselib_val was in
7717 first_containing_mem chain, but the canonical_cselib_val was not,
7718 add the latter into the chain.
7719 (cselib_invalidate_mem): Compare canonical_cselib_val of
7720 addr_list chain elt with v.
7723 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7724 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7726 (output_macinfo_op): Don't ggc_strdup fd->filename.
7727 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7728 then ggc_strdup it. Don't free inc->info or cur->info.
7729 (output_macinfo): Don't free ref->info or file->info.
7731 2012-01-03 Ira Rosen <irar@il.ibm.com>
7733 PR tree-optimization/51269
7734 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7735 first_niters a pointer.
7736 (slpeel_tree_peel_loop_to_edge): Likewise.
7737 (vect_do_peeling_for_loop_bound): Update call to
7738 slpeel_tree_peel_loop_to_edge.
7739 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7740 here. Remove it from the parameters list.
7741 (vect_do_peeling_for_alignment): Update calls and compute
7744 2012-01-03 Richard Guenther <rguenther@suse.de>
7746 PR tree-optimization/51070
7747 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7748 Properly handle calls.
7750 2012-01-03 Richard Guenther <rguenther@suse.de>
7752 PR tree-optimization/51692
7753 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7754 the LHS of allocation stmts.
7756 2012-01-03 Olivier Hainque <hainque@adacore.com>
7758 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7760 2012-01-03 Olivier Hainque <hainque@adacore.com>
7762 * collect2.c (main): In AIX specific computations for vector
7763 insertions, use CONST_CAST2 to cast from char ** to const char **.
7765 2012-01-03 Richard Guenther <rguenther@suse.de>
7768 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7769 the context of a limbo DIE when it does not already exist.
7771 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7773 PR tree-optimization/51719
7774 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7775 but direct call is, clear direct call's lhs and don't add fallthrough
7776 edge from dcall_bb to join_bb and PHIs.
7778 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7780 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7781 the instructions emitted by the pattern.
7782 ("*TDC_insn_<mode>"): Add comment.
7784 2012-01-03 Richard Guenther <rguenther@suse.de>
7787 * fold-const.c (fold_comparison): Properly canonicalize
7788 tree offset and HOST_WIDE_INT bit position.
7790 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7792 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7793 operands for extzv pattern.
7795 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7798 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7801 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7803 * doc/invoke.texi (-flto and related options): Copy-edit.
7805 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7807 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7809 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7811 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7814 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7816 * expr.h (move_by_pieces_ninsns): Declare.
7817 * expr.c (move_by_pieces_ninsns): Make external.
7818 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7819 (mips_store_by_pieces_p): Likewise.
7820 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7821 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7822 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7823 (mips_store_by_pieces_p): Likewise.
7825 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7827 * passes.c (register_one_dump_file): Free full_name.
7829 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7830 (calculate_elim_costs_all_insns): Free offsets_at and
7831 offsets_known_at at the end and clear the pointers.
7833 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7835 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7836 this option introduced in r180739.
7838 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7841 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7842 (tmake_file target=avr): Add avr/t-multilib.
7844 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7845 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7846 * config/avr/genmultilib.awk: New file.
7847 * config/avr/t-multilib: New auto-generated file.
7848 * config/avr/multilib.h: New auto-generated file.
7849 * config/avr/t-avr (AVR_MCUS): New variable.
7850 (genopt.sh): Use it.
7851 (s-mlib): Depend on t-multilib.
7852 (t-multilib, multilib.h): New dependencies.
7853 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7854 (MULTILIB_OPTIONS): Remove.
7855 (MULTILIB_MATCHES): Remove.
7856 (MULTILIB_DIRNAMES): Remove.
7857 (MULTILIB_EXCEPTIONS): Remove:
7858 * config/avr/genopt.sh: Don't use hard coded file name;
7859 pass AVR_MCUS from t-avr instead.
7861 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7863 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7865 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7867 Implement light-weight DImode support.
7868 * config/avr/avr-dimode.md: New file.
7869 * config/avr/avr.md: Include it.
7870 (adjust_len): Add plus64, compare64.
7871 (HIDI): Remove code iterator.
7872 (code_stdname): New code attribute.
7873 (rotx, rotsmode): Remove DI.
7874 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7876 * config/avr/avr-protos.h (avr_have_dimode): New.
7877 (avr_out_plus64, avr_out_compare64): New.
7878 * config/avr/avr.c (avr_out_compare): Handle DImode.
7879 (avr_have_dimode): New variable definition and initialization.
7880 (avr_out_compare64, avr_out_plus64): New functions.
7881 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7882 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7883 (avr_compare_pattern): Skip DImode comparisons.
7885 2012-01-02 Revital Eres <revital.eres@linaro.org>
7887 * ddg.c (def_has_ccmode_p): New function.
7888 (add_cross_iteration_register_deps,
7889 create_ddg_dep_from_intra_loop_link): Call it.
7891 2012-01-02 Richard Guenther <rguenther@suse.de>
7894 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7896 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7898 * gcc.c (process_command): Update copyright notice dates.
7899 * gcov.c (print_version): Likewise.
7900 * gcov-dump.c (print_version): Likewise.
7901 * mips-tfile.c (main): Likewise.
7902 * mips-tdump.c (main): Likewise.
7904 2012-01-01 Ira Rosen <irar@il.ibm.com>
7906 PR tree-optimization/51704
7907 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7908 a use is inside the basic block or loop before accessing its vect info.
7910 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7912 PR rtl-optimization/51069
7913 * cfgloopmanip.c (remove_path): Removing path making irreducible
7914 region unconditional makes BB part of the region.
7916 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7918 PR tree-optimization/51683
7919 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7920 calls with side-effects.
7921 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7923 Copyright (C) 2012 Free Software Foundation, Inc.
7925 Copying and distribution of this file, with or without modification,
7926 are permitted in any medium without royalty provided the copyright
7927 notice and this notice are preserved.