1 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
5 for non-sse2 targets. Simplify mode attribute calculation.
7 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
10 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
12 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
13 cache parameters using detect_caches_amd also for CYRIX,
14 NSC and TM2 signatures.
16 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
17 Dzianis Kahanovich <mahatma@eu.by>
21 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
22 VIA/Centaur processors and determine their cache parameters
23 using detect_caches_amd.
25 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.c (ix86_option_override_internal): Add
28 PTA_POPCNT to corei7 entry.
30 2013-05-14 Richard Biener <rguenther@suse.de>
33 Backport from mainline
34 2012-06-30 Nathan Sidwell <nathan@acm.org>
36 * coverage.c (coverage_init): Read counts file before writing
39 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
42 Backport from mainline
43 2013-01-22 Jakub Jelinek <jakub@redhat.com>
46 * config/i386/i386.md (UNSPEC_STOS): New.
47 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
48 *strsetqi_1): Add UNSPEC_STOS.
50 2013-05-10 Joey Ye <joey.ye@arm.com>
52 Backport from mainline
53 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
56 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
58 (thumb1_extendhisi2): Reduce Thumb pool range.
59 (arm_movdi): Likewise.
60 (thumb1_movdi_insn): Likewise.
61 (thumb1_movsi_insn): Likewise.
62 (pic_load_addr_unified): Likewise.
63 (pic_load_addr_32bit): Likewise.
64 (pic_load_addr_thumb1): Likewise.
65 (thumb1_movhf): Likewise.
66 (arm_movsf_soft_insn): Likewise.
67 (thumb1_movsf_soft_insn): Likewise.
68 (movdf_soft_insn): Likewise.
69 (thumb1_movdf_soft_insn): Likewise.
70 * config/arm/neon.md (*neon_mov<mode>): Likewise.
71 (*neon_mov<mode>): Likwise.
72 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
73 (*thumb2_movhi_insn): Likewise.
74 (*thumb2_extendqisi_v6): Likewise.
75 (*thumb2_zero_extendqisi_v6): Likewise.
76 (*thumb2_zero_extendqisi2_v6): Likewise.
77 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
78 (*movdi_vfp): Likewise.
79 (*movdi_vfp_cortexa8): Likewise.
80 (*thumb2_movsf_vfp): Likewise.
81 (*thumb2_movdf_vfp): Likewise.
83 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
85 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
86 Add mthumb/march=armv7-a multilib.
87 Add mthumb/march=armv7-r multilib.
88 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
90 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
93 * config/v850/t-rtems: Add more multilibs.
95 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
98 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
101 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
102 to save TFmode registers and DImode to save TImode registers for
103 caller save operations.
104 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
105 mark being partially clobbered since they only use the first
108 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
109 and TDmode only use the upper 64-bits of each VSX register.
111 2013-05-03 Marek Polacek <polacek@redhat.com>
113 Backport from mainline
114 2013-04-25 Marek Polacek <polacek@redhat.com>
116 PR tree-optimization/57066
117 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
119 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
121 Backport from mainline
122 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
125 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
127 (*zero_extendsidi2): Ditto.
129 Backport from mainline
130 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
133 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
135 2013-04-29 Christian Bruel <christian.bruel@st.com>
138 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
140 2013-04-27 Jakub Jelinek <jakub@redhat.com>
143 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
144 the immediate rotate count.
146 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
148 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
150 2013-04-19 Matthias Klose <doko@ubuntu.com>
154 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
156 Backport from mainline
157 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
158 Alexander Monakov <amonakov@ispras.ru>
161 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
162 flush pending lists also on non-jumps. Adjust comment.
165 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
167 * sched-deps.c (add_dependence_list_and_free): Simplify.
168 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
169 lists when add_dependence_list_and_free doesn't free them.
171 2013-04-19 Marek Polacek <polacek@redhat.com>
173 Backport from mainline
174 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
175 Jakub Jelinek <jakub@redhat.com>
177 PR tree-optimization/48189
178 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
179 If nitercst is 0, don't predict the exit edge.
181 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
183 Backport from mainline
184 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
185 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
187 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
190 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
192 * doc/tm.texi: Update.
193 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
194 * target.def (force_at_comp_dir): New hook.
195 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
196 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
198 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
201 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
202 (S_MODES): Set H_MODE bit.
203 (SF_MODES): Set only S_MODE and SF_MODE bits.
204 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
205 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
206 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
207 <MODE_FLOAT>: Likewise.
209 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
211 Backport from mainline:
212 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
215 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
216 nuses, make sure we have a label.
218 2013-04-11 Richard Biener <rguenther@suse.de>
220 * BASE-VER: Set to 4.7.4.
221 * DEV-PHASE: Set to prerelease.
223 2013-04-11 Release Manager
225 * GCC 4.7.3 released.
227 2013-04-10 David S. Miller <davem@davemloft.net>
229 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
232 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
236 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
238 Backport from mainline
239 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
240 Alexander Monakov <amonakov@ispras.ru>
243 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
244 flush pending lists also on non-jumps. Adjust comment.
246 2013-04-03 Richard Biener <rguenther@suse.de>
248 PR tree-optimization/56501
249 * tree-switch-conversion.c (check_process_case): Properly
250 handle !single_succ_p case.
252 2013-04-03 Jakub Jelinek <jakub@redhat.com>
254 Backported from mainline
255 2013-03-06 Jakub Jelinek <jakub@redhat.com>
257 PR tree-optimization/56539
258 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
259 instead of GSI_CONTINUE_LINKING as last argument to
260 force_gimple_operand_gsi. Adjust function comment.
262 2013-03-05 Jakub Jelinek <jakub@redhat.com>
265 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
266 (avoid_complex_debug_insns): New function.
267 (expand_debug_locations): Call it.
269 2013-04-02 Wei Mi <wmi@google.com>
271 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
272 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
273 *<rotate_insn><mode>3_mask in i386.md.
275 2013-04-02 Richard Biener <rguenther@suse.de>
278 Backport from mainline
279 2012-05-16 Richard Guenther <rguenther@suse.de>
281 * tree-inline.c (declare_return_variable): Properly handle
282 DECL_BY_REFERENCE return vars in SSA form.
284 2013-04-01 Wei Mi <wmi@google.com>
286 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
287 Truncate operand 2 using %b asm operand modifier.
288 (*<shift_insn><mode>3_mask): Ditto.
289 (*<rotate_insn><mode>3_mask): Ditto.
291 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
293 * config/i386/i386.md (*movsf_internal): Change type of
294 alternatives 3,4 to imov.
296 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
298 Backport from mainline
299 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
302 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
303 when the may_trap_p bit of the exprs being merged differs.
304 Reorder tests for speculativeness in the logical and operator.
306 Backport from mainline
307 2013-03-05 Jakub Jelinek <jakub@redhat.com>
310 * sel-sched-ir.c (free_sched_pools): Release
311 succs_info_pool.stack[succs_info_pool.max_top] vectors too
312 if succs_info_pool.max_top isn't -1.
314 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
316 Backport from mainline
317 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
320 * sel-sched.c: Include ira.h.
321 (implicit_clobber_conflict_p): New function.
322 (moveup_expr): Use it.
323 * Makefile.in (sel-sched.o): Depend on ira.h.
325 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
327 Backport from mainline
328 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
329 Alexander Monakov <amonakov@ispras.ru>
332 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
333 flush pending lists also on non-jumps. Adjust comment.
335 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
337 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
338 * doc/extend.texi (Named Address Spaces): Ditto.
339 (Variable Attributes): Ditto.
341 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
343 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
344 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
347 2013-03-27 Walter Lee <walt@tilera.com>
349 Backport from mainline:
350 2013-03-27 Walter Lee <walt@tilera.com>
352 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
353 double-decrement of next_scratch_regno.
355 2013-03-27 Walter Lee <walt@tilera.com>
357 Backport from mainline:
358 2013-03-27 Walter Lee <walt@tilera.com>
360 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
362 (insn_v1mulus): Ditto.
363 (insn_v2muls): Ditto.
365 2013-03-27 Walter Lee <walt@tilera.com>
367 Backport from mainline:
368 2013-03-27 Walter Lee <walt@tilera.com>
370 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
372 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
374 2013-03-27 Walter Lee <walt@tilera.com>
376 Backport from mainline:
377 2013-03-27 Walter Lee <walt@tilera.com>
379 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
381 (*sibcall_value): Ditto.
383 2013-03-27 Walter Lee <walt@tilera.com>
385 Backport from mainline:
386 2013-03-27 Walter Lee <walt@tilera.com>
388 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
389 (insn_mnz_v8qi): ... this ...
390 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
392 (insn_v<n>mnz): Replaced by ...
393 (insn_v1mnz): ... this ...
394 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
396 (insn_mz_<mode>): Replaced by ...
397 (insn_mz_v8qi): ... this ...
398 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
400 (insn_v<n>mz): Replaced by ...
401 (insn_v1mz): ... this ...
402 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
405 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
407 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
409 2013-03-26 Richard Biener <rguenther@suse.de>
411 Backport from mainline:
412 2013-03-13 Richard Biener <rguenther@suse.de>
414 PR tree-optimization/56608
415 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
416 calls when vectorizing basic-blocks.
418 2013-03-05 Richard Biener <rguenther@suse.de>
420 PR tree-optimization/56270
421 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
422 of loads after scheduling an SLP instance.
424 2013-03-26 Walter Lee <walt@tilera.com>
426 Backport from mainline:
427 2013-03-26 Walter Lee <walt@tilera.com>
429 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
430 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
432 2013-03-26 Walter Lee <walt@tilera.com>
434 Backport from mainline:
435 2013-03-25 Walter Lee <walt@tilera.com>
437 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
438 TILEGX_INSN_SHUFFLEBYTES1.
439 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
441 (tilegx_builtins): Ditto.
442 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
444 2013-03-26 Walter Lee <walt@tilera.com>
446 Backport from mainline:
447 2013-03-25 Walter Lee <walt@tilera.com>
449 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
450 tests for constraint J, K, N, P.
452 2013-03-26 Walter Lee <walt@tilera.com>
454 Backport from mainline:
455 2013-03-25 Walter Lee <walt@tilera.com>
457 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
458 Use indirect/pcrel encoding.
459 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
462 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
464 Backport from mainline:
465 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
466 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
469 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
470 (musermode): Convert to Var(TARGET_USERMODE).
471 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
472 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
473 * config/sh/sh.c (sh_option_override): Use
474 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
475 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
477 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
479 (udivsi3_i4_single, divsi3_i4_single): Use
480 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
481 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
482 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
483 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
484 (SUBTARGET_OVERRIDE_OPTIONS): New.
486 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
488 Backport from mainline:
489 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
491 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
492 to m2a-single instead of m2e.
494 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
497 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
500 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
503 * config/i386/i386.c (init_cumulative_args): Also set
504 cum->callee_return_avx256_p.
505 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
506 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
508 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
509 callee_return_avx256_p.
511 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
513 Backport from mainline:
514 2012-12-04 Ian Lance Taylor <iant@google.com>
516 * godump.c (find_dummy_types): Output a dummy type if we couldn't
517 output the real type.
519 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
522 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
523 (PLUS_EXPR): Likewise.
524 * doc/cppopts.texi (--help): Likewise.
525 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
526 (-fdump-rtl-cprop_hardreg): Likewise.
527 (-fdump-rtl-csa): Likewise.
528 (-fdump-rtl-dce): Likewise.
529 (-fdump-rtl-dbr): Likewise.
530 (-fdump-rtl-into_cfglayout): Likewise.
531 (-fdump-rtl-outof_cfglayout): Likewise.
533 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
536 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
537 (arm_print_operand, case 'S'): Don't use shift_operator to validate
540 2013-03-14 Seth LaForge <sethml@google.com>
543 Backport from mainline
544 2012-10-22 Julian Brown <julian@codesourcery.com>
546 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
547 VFP D registers in big-endian mode.
549 2013-03-08 Joey Ye <joey.ye@arm.com>
551 Backport from mainline
552 2013-03-06 Joey Ye <joey.ye@arm.com>
555 * gcc.c (convert_white_space): New function.
556 (main): Handles white space in function name.
558 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
560 Backport from mainline
561 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
564 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
565 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
566 to SH_DIV_CALL_TABLE for TARGET_SH2.
567 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
569 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
570 mdiv= call-div1, call-fp, call-table options.
572 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
574 * config.gcc (arm*-*-rtemself*): New.
575 (arm*-*-rtems*): Removed.
576 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
577 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
579 2013-03-01 Richard Biener <rguenther@suse.de>
581 Backport from mainline
582 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
584 PR tree-optimization/55481
585 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
586 back to general rewriting if we cannot leave an original biv
589 2013-03-01 Richard Biener <rguenther@suse.de>
591 Backport from mainline
592 2012-04-10 Richard Guenther <rguenther@suse.de>
595 * gimple-low.c (gimple_check_call_args): Properly account for
596 compatible aggregate types.
598 2013-02-26 Nick Clifton <nickc@redhat.com>
601 Import this patch from the mainline:
603 2012-08-17 Nick Clifton <nickc@redhat.com>
605 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
606 (branch_true): Likewise.
607 (branch_false): Likewise.
609 2013-02-26 Jakub Jelinek <jakub@redhat.com>
611 PR tree-optimization/56443
612 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
613 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
614 to type_for_mode langhook.
616 2013-02-21 Jakub Jelinek <jakub@redhat.com>
619 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
622 2013-02-19 Jakub Jelinek <jakub@redhat.com>
624 Backported from mainline
625 2013-02-19 Jakub Jelinek <jakub@redhat.com>
627 PR tree-optimization/56350
628 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
629 if haven't found reduction or nested cycle operand, rather than
630 asserting we must find it.
632 PR tree-optimization/56381
633 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
636 2013-02-08 Jakub Jelinek <jakub@redhat.com>
638 PR tree-optimization/56250
639 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
640 if type is unsigned and code isn't MULT_EXPR.
642 2013-02-06 Jakub Jelinek <jakub@redhat.com>
645 * omp-low.c (use_pointer_for_field): Return false if
646 lower_send_shared_vars doesn't generate any copy-out code.
648 2012-11-27 Jakub Jelinek <jakub@redhat.com>
650 PR tree-optimization/55110
651 * tree-vect-loop.c (vectorizable_reduction): Don't assert
652 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
654 2013-02-18 Richard Biener <rguenther@suse.de>
657 2013-02-04 Richard Biener <rguenther@suse.de>
659 Backport from mainline
660 2012-07-04 Richard Guenther <rguenther@suse.de>
662 PR tree-optimization/53844
663 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
664 the loop virtual PHI.
666 2013-02-13 David S. Miller <davem@davemloft.net>
668 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
670 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
672 Backport from mainline
673 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
675 PR rtl-optimization/56275
676 * simplify-rtx.c (avoid_constant_pool_reference): Check that
677 offset is non-negative and less than cmode size before
678 calling simplify_subreg.
680 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
682 Backport from mainline
683 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
685 * config/i386/sse.md (FMAMODEM): New mode iterator.
686 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
687 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
689 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
691 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
692 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
693 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
695 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
697 Backport from mainline
698 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
701 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
702 If there is no implicit builtin declaration, just return NULL.
704 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
705 Michael Meissner <meissner@linux.vnet.ibm.com>
707 Backport from mainline
708 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
709 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
711 2013-02-07 David S. Miller <davem@davemloft.net>
713 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
715 * var-tracking.c (vt_add_function_parameter): Test the presence of
716 HAVE_window_save properly and do not remap argument registers when
717 we have a leaf function.
719 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
721 Backport from mainline
722 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
725 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
727 * config/i386/i386.c (ix86_print_operand): Ditto.
729 2013-02-07 Alan Modra <amodra@gmail.com>
732 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
733 static chain, set REST_INLINE_FPRS too.
735 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
737 Backport from mainline
738 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
740 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
741 * configure: Regenerate.
743 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
745 Backport from mainline
746 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
747 Andrew Dixie <andrewd@gentrack.com>
749 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
752 2013-02-05 Richard Biener <rguenther@suse.de>
754 Backport from mainline
755 2012-12-10 Richard Biener <rguenther@suse.de>
757 PR tree-optimization/55107
758 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
759 (bitmap_set_replace_value): Add gcc_unreachable.
760 (do_regular_insertion): Re-write all_same handling. Insert
761 an assignment instead of a PHI in this case.
762 (execute_pre): Do not record constified events.
764 2013-02-05 Richard Biener <rguenther@suse.de>
766 PR tree-optimization/54767
767 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
768 backedges drop all symbolical range information.
769 (execute_vrp): Compute backedges.
771 2013-02-04 Richard Biener <rguenther@suse.de>
773 Backport from mainline
774 2012-01-11 Richard Guenther <rguenther@suse.de>
776 PR tree-optimization/44061
777 * tree-vrp.c (extract_range_basic): Compute zero as
778 value-range for __builtin_constant_p of function parameters.
780 2013-01-08 Jakub Jelinek <jakub@redhat.com>
783 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
785 2013-02-04 Richard Biener <rguenther@suse.de>
787 Backport from mainline
788 2012-07-04 Richard Guenther <rguenther@suse.de>
790 PR tree-optimization/53844
791 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
792 the loop virtual PHI.
794 2012-12-13 Richard Biener <rguenther@suse.de>
797 * tree-streamer.c (record_common_node): Check that we are not
798 recursively pre-loading nodes we want to skip. Handle
799 char_type_node appearing as part of va_list_type_node.
801 2013-02-04 Richard Biener <rguenther@suse.de>
804 * gimple.h (gimple_call_builtin_class_p): New function.
805 * gimple.c (validate_call): New function.
806 (gimple_call_builtin_class_p): Likewise.
807 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
808 Use gimple_call_builtin_class_p.
809 (find_func_clobbers): Likewise.
810 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
811 (strlen_optimize_stmt): Likewise.
813 2013-02-01 Jakub Jelinek <jakub@redhat.com>
815 Backported from mainline
816 2013-01-28 Jakub Jelinek <jakub@redhat.com>
818 PR tree-optimization/56125
819 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
820 pow(x,c) into sqrt(x) * powi(x, n/2) or
821 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
823 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
824 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
827 2013-01-25 Jakub Jelinek <jakub@redhat.com>
829 PR tree-optimization/56098
830 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
831 for stmts with volatile ops.
832 (cond_store_replacement): Don't optimize if assign has volatile ops.
833 (cond_if_else_store_replacement_1): Don't optimize if either
834 then_assign or else_assign have volatile ops.
836 2013-01-23 Jakub Jelinek <jakub@redhat.com>
839 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
840 instead of cmpdi_operand for first comparison operand.
841 Don't assert that comparison operands aren't both constants.
843 2013-01-21 Jakub Jelinek <jakub@redhat.com>
845 PR tree-optimization/56051
846 * fold-const.c (fold_binary_loc): Don't fold
847 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
848 a narrowing conversion, or widening conversion from signed
851 2013-01-18 Jakub Jelinek <jakub@redhat.com>
854 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
855 the case where writing real complex part of target modifies
858 2013-01-15 Jakub Jelinek <jakub@redhat.com>
861 * function.c (thread_prologue_and_epilogue_insns): Always
862 add crtl->drap_reg to set_up_by_prologue.set, even if
863 stack_realign_drap is false.
865 2013-01-10 Jakub Jelinek <jakub@redhat.com>
867 PR tree-optimization/55921
868 * tree-complex.c (expand_complex_asm): New function.
869 (expand_complex_operations_1): Call it for GIMPLE_ASM.
871 2013-01-03 Jakub Jelinek <jakub@redhat.com>
873 PR rtl-optimization/55838
874 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
875 iv0.step, iv1.step and step.
877 2012-11-23 Jakub Jelinek <jakub@redhat.com>
880 * Makefile.in (gimple-low.o): Depend on langhooks.h.
881 * gimple-low.c: Include langhooks.c.
882 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
883 by default call lang_hooks.block_may_fallthru.
884 * langhooks.h (struct lang_hooks): Add block_may_fallthru
886 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
887 (LANG_HOOKS_INITIALIZER): Use it.
889 2012-11-20 Jakub Jelinek <jakub@redhat.com>
892 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
893 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
894 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
895 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
896 fail if the last real insn doesn't have REG_ARGS_SIZE note.
898 2012-11-17 Jakub Jelinek <jakub@redhat.com>
900 PR tree-optimization/55236
901 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
902 and signed ARG0_TYPE, force low and high to be non-NULL.
904 2012-11-13 Jakub Jelinek <jakub@redhat.com>
906 PR rtl-optimization/54127
907 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
908 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
909 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
910 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
911 REG_LABEL_TARGET and REG_LABEL_OPERAND.
913 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
915 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
916 range isn't testing for zero.
918 2013-01-29 Richard Biener <rguenther@suse.de>
920 PR tree-optimization/56113
921 * tree-ssa-structalias.c (equiv_class_lookup): Also return
923 (label_visit): Free duplicate bitmaps and record the leader instead.
924 (perform_var_substitution): Adjust.
926 2013-01-28 Serowk <serowk@yandex.ru>
929 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
930 Fix mode checks to allow for the passing of constants in the
932 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
933 Add entries in the switch statement for builtin iwmmxt vector
934 shift and rotate builtins.
936 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
938 Backport from mainline
939 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
942 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
943 operand 0 in movabs insn template for -masm=intel asm alternative.
944 (*movabs<mode>_2): Ditto for operand 1.
946 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
948 Backport from mainline
949 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
952 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
953 alternative to (o,r).
954 (*movdi_internal_rex64): Remove (!o,n) alternative.
955 (DImode immediate->memory splitter): Remove.
956 (DImode immediate->memory peephole2): Remove.
957 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
958 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
959 alternative to (!o,*r).
960 (*movtf_internal_sse): New pattern.
961 (*movxf_internal_rex64): New pattern.
962 (*movxf_internal): Disable for TARGET_64BIT.
963 (*movdf_internal_rex64): Remove (!o,F) alternative.
965 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
967 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
968 involving stack registers slightly.
970 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
972 * config/i386/constraints.md (Yf): New constraint.
973 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
974 of f constraint to conditionaly disable x87 register preferences.
975 (*movdf_internal): Ditto.
976 (*movsf_internal): Ditto.
978 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
980 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
981 (*movtf_internal_rex64): Add (!o,C) alternative
982 (*movxf_internal_rex64): Ditto.
983 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
985 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
987 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
989 2013-01-24 Martin Jambor <mjambor@suse.cz>
991 Backport from mainline
992 2013-01-04 Martin Jambor <mjambor@suse.cz>
994 PR tree-optimization/55755
995 * tree-sra.c (sra_modify_assign): Do not check that an access has no
996 children when trying to avoid producing a VIEW_CONVERT_EXPR.
998 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1000 Backport from mainline
1001 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1003 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1005 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1007 PR rtl-optimization/56023
1008 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1009 dependent on debug instruction.
1011 2013-01-21 Martin Jambor <mjambor@suse.cz>
1013 Backport from mainline
1014 2013-01-17 Martin Jambor <mjambor@suse.cz>
1016 PR tree-optimizations/55264
1017 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1018 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1019 for virtual functions.
1020 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1021 for virtual methods.
1022 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1023 virtual methods before inlining is over.
1025 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1027 Backport from mainline
1028 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1031 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1032 store through atomic_store<mode>_1.
1033 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1035 2013-01-16 Richard Biener <rguenther@suse.de>
1038 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1039 account for bitpos when computing alignment.
1041 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1043 Backport from 2013-01-14 trunk r195169.
1046 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1047 etc. to 1 and not to __flash.
1048 Use LL suffix for __INT24_MAX__ with -mint8.
1049 Use ULL suffix for __UINT24_MAX__ with -mint8.
1051 2013-01-14 Matthias Klose <doko@ubuntu.com>
1053 * doc/invoke.texi: Document -print-multiarch.
1054 * doc/install.texi: Document --enable-multiarch.
1055 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1056 * configure.ac: Add --enable-multiarch option.
1057 Substitute with_cpu, with_float.
1058 * configure: Regenerate.
1059 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1060 enable_multiarch, with_cpu, with_float: New macros.
1061 if_multiarch: New macro, define in terms of enable_multiarch.
1062 * genmultilib: Add new argument for the multiarch name.
1063 * gcc.c (multiarch_dir): Define.
1064 (for_each_path): Search for multiarch suffixes.
1065 (driver_handle_option): Handle multiarch option.
1066 (do_spec_1): Pass -imultiarch if defined.
1067 (main): Print multiarch.
1068 (set_multilib_dir): Separate multilib and multiarch names
1069 from multilib_select.
1070 (print_multilib_info): Ignore multiarch names in multilib_select.
1071 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1072 * cppdefault.h (default_include): Document multiarch in multilib
1074 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1075 include directory for multiarch directories.
1076 * common.opt: New options --print-multiarch and -imultilib.
1078 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1079 Include i386/t-linux.
1080 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1081 Include i386/t-kfreebsd.
1082 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1083 * config/i386/t-linux64: Add multiarch names in
1084 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1085 * config/i386/t-gnu: New file.
1086 * config/i386/t-kfreebsd: Likewise.
1087 * config/i386/t-linux: Likewise.
1089 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1090 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1091 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1092 for 32bit non-biarch configurations.
1094 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1095 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1098 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1100 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1102 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1103 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1104 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1106 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1107 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1108 Include rs6000/t-linux for 32bit non-biarch configurations.
1110 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1112 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1114 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1115 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1117 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1118 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1120 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1122 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1123 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1124 (vect_estimate_min_profitable_iter): Adjust to above fix.
1125 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1127 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1129 Backport from mainline
1130 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1132 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1133 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1134 documentation. Add missing '__' in front of
1135 __builtin_ia32_packssdw256.
1137 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1139 Backport from mainline
1140 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1142 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1143 attribute of movddup insn to DF.
1144 (*vec_interleave_lowv2df): Ditto.
1145 (vec_dupv2df): Ditto.
1147 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1149 Backport from 2013-01-07 trunk r194991, r194992.
1152 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1155 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1156 (avr_addrspace_t): Add .section_name field.
1157 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1159 (avr_addrspace): Same. Initialize .section_name. Remove last
1160 NULL entry. Put __memx into .progmemx.data.
1161 (progmem_section_prefix): Remove.
1162 (avr_asm_init_sections): No need to initialize progmem_section.
1163 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1164 section name prefix.
1165 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1166 retrieve the progmem section.
1167 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1168 boundary to run over avr_addrspace[].
1169 (avr_register_target_pragmas): Ditto.
1171 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1173 Backport from 2013-01-07 trunk r194978.
1176 * doc/install.texi (Cross-Compiler-Specific Options): Document
1179 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1181 Backport from 2013-01-07 trunk r194968.
1184 * config/avr/t-avr: Don't automatically rebuild
1185 $(srcdir)/config/avr/t-multilib
1186 $(srcdir)/config/avr/avr-tables.opt
1187 (avr-mcus): New phony target to build them on request.
1188 (s-avr-mlib): Remove.
1189 * avr/avr-mcus.def: Adjust comments.
1191 2013-01-07 Terry Guo <terry.guo@arm.com>
1193 Backport from mainline
1194 2012-12-19 Terry Guo <terry.guo@arm.com>
1196 * config/arm/arm.c (thumb_find_work_register): Check argument
1197 register number based on current PCS.
1199 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1201 Backport from mainline
1202 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1205 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1206 selected code model, define __code_mode_small__, __code_model_medium__,
1207 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1208 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1209 xchg temporary register with %k. Declare temporary register as
1211 [__x86_64__]: For medium and large code models, preserve %rbx register.
1213 2013-01-03 Richard Henderson <rth@redhat.com>
1215 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1216 after eliminating TLS symbols.
1218 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1221 * config/pa/pa.md (movsi): Revert previous change.
1222 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1225 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1228 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1231 2013-01-02 Jason Merrill <jason@redhat.com>
1234 * tree.c (build_array_type_1): Revert earlier change.
1236 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1239 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1240 after reload starts.
1242 2012-12-21 Martin Jambor <mjambor@suse.cz>
1244 PR tree-optimization/55355
1245 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1246 bit_position is small enough to fit a single HOST_WIDE_INT.
1248 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1250 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1252 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1254 Backport from mainline
1255 2012-10-15 Matthias Klose <doko@ubuntu.com>
1257 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1258 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1260 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1261 Tomash Brechko <tomash.brechko@gmail.com>
1264 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1265 handling of before and after cases.
1266 * config/sparc/sync.md (atomic_store): Fix pasto.
1268 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1270 * optabs.c (expand_atomic_store): Elide redundant model test.
1272 2012-12-13 Richard Henderson <rth@redhat.com>
1275 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1277 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1280 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1281 (tldo_stb_sp64): Likewise.
1282 (tldo_sth_sp32): Likewise.
1283 (tldo_sth_sp64): Likewise.
1284 (tldo_stw_sp32): Likewise.
1285 (tldo_stw_sp64): Likewise.
1286 (tldo_stx_sp64): Likewise.
1288 2012-12-10 Kai Tietz <ktietz@redhat.com>
1291 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1293 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1295 Backport from mainline
1296 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1297 H.J. Lu <hongjiu.lu@intel.com>
1300 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1301 before using it as insn or call equivalent.
1303 2012-12-06 Jason Merrill <jason@redhat.com>
1306 * tree.c (build_array_type_1): Re-layout if we found it in the
1309 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1311 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1312 opaque cond in all call insns.
1314 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1316 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1317 area if the function allocates dynamic stack space.
1318 (ia64_initial_elimination_offset): Adjust offsets to above change.
1320 2012-12-03 Richard Biener <rguenther@suse.de>
1322 Backport from mainline
1323 2012-09-24 Richard Guenther <rguenther@suse.de>
1325 PR tree-optimization/53663
1326 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1327 native encode/interpret translation on VN_WALKREWRITE.
1329 2012-12-03 Kai Tietz <ktietz@redhat.com>
1332 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1335 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1338 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1340 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1342 Backport from mainline:
1343 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1346 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1347 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1348 (in_nullified_branch_delay): Likewise.
1349 (in_call_delay): Likewise.
1350 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1351 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1352 the $$sh_func_adrs call as variable. Update type of sibcalls and
1353 $$sh_func_adrs call.
1354 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1355 length instead of adjustment. Handle negative and undefined call
1356 adjustments for insn_default_length. Remove adjustment for millicode
1357 insn with unfilled delay slot.
1358 (pa_output_millicode_call): Update for revised millicode length.
1359 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1361 2012-11-29 Kai Tietz <ktietz@redhat.com>
1364 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1365 use by XNEWVEC/XRESIZEVEC.
1367 * i386.c (get_scratch_register_on_entry): Handle
1368 thiscall-convention.
1369 (split_stack_prologue_scratch_regno): Likewise.
1370 (ix86_static_chain): Likewise.
1371 (x86_output_mi_thunk): Likewise.
1373 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1375 Backported from mainline
1376 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1377 Markus Trippelsdorf <markus@trippelsdorf.de>
1380 * lto-opts.c (lto_write_options): Also handle
1381 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1382 OPT_SPECIAL_program_name.
1385 * lto-wrapper.c (merge_and_complain): Handle
1386 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1387 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1389 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1391 PR rtl-optimization/55489
1392 * gcse.c (compute_transp): Precompute a canonical version
1393 of XEXP (x, 0), and pass it to canon_true_dependence.
1395 2012-11-27 Richard Biener <rguenther@suse.de>
1398 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1399 stmt with a NOP instead of removing it.
1401 2012-11-26 Richard Biener <rguenther@suse.de>
1403 Backport from mainline
1404 2012-10-19 Richard Biener <rguenther@suse.de>
1406 PR tree-optimization/54976
1407 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1408 Robustify against odd inner_mode inputs.
1410 2012-10-12 Richard Biener <rguenther@suse.de>
1412 PR tree-optimization/54894
1413 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1414 Handle over-aligned scalar types properly.
1416 2012-10-02 Richard Guenther <rguenther@suse.de>
1419 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1420 cleaning up the CFG.
1422 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1424 Backport from mainline
1425 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1427 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1428 explaining the register ordering preferences.
1430 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1431 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1432 constraints so that the traditional floating point loads, stores,
1433 and moves are done first, then the VSX loads, stores, and moves,
1434 and finally the GPR loads, stores, and moves so that reload
1435 chooses FPRs over GPRs, and uses the traditional load/store
1436 instructions which provide an offset.
1437 (movdf_hardfloat64): Likewise.
1439 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1441 Backported from mainline
1442 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1443 H.J. Lu <hongjiu.lu@intel.com>
1446 * config/i386/i386.c (legitimize_pic_address): Properly handle
1448 (ix86_print_operand_address): Set code to 'k' when forcing
1449 addr32 prefix. For x32, zero-extend negative displacement if
1452 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1454 * common.opt (fvar-tracking-uninit): Document.
1455 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1456 * config/darwin.c (darwin_override_options): Likewise.
1458 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1460 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1461 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1463 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1465 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1467 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1469 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1472 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1474 Backport from mainline
1475 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1477 * config/i386/i386.c (ix86_init_machine_status): Do not
1478 explicitly clear tls_descriptor_call_expanded_p again.
1480 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1482 * config/i386/sse.md
1483 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1484 as read and written by the instruction.
1486 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1488 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1489 (ix86_instantiate_decls): New function.
1490 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1491 stack slot instead of SLOT_VIRTUAL.
1492 <case IX86_BUILTIN_STMXCSR>: Ditto.
1493 (assign_386_stack_local): Do not assert when virtual slot is valid.
1494 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1495 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1496 (truncxf<mode>2): Ditto.
1497 (floatunssi<mode>2): Ditto.
1498 (isinf<mode>2): Ditto.
1499 * config/i386/sync.md (atomic_load<mode>): Ditto.
1500 (atomic_store<mode>): Ditto.
1502 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1505 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1506 the argument is itself a conditional expression.
1508 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1510 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1513 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1515 PR tree-optimization/54986
1516 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1517 conversions on entry but add them back on exit if needed.
1519 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1522 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1524 (print_reg): Use true_regnum rather than REGNO.
1525 (ix86_print_operand_address): Remove SUBREG handling.
1527 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1529 Backported from mainline
1530 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1533 * gimple.h (is_gimple_sizepos): New inline function.
1534 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1535 final assignment to expr variable.
1536 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1537 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1538 into a local temporary.
1540 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1542 PR tree-optimization/54877
1543 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1544 use make_ssa_name instead of copy_ssa_name.
1546 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1548 Backport from mainline
1549 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1551 PR tree-optimization/53708
1552 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1553 user-supplied alignment when used with an explicit section name.
1555 2012-11-02 Jeff Law <law@redhat.com>
1557 PR tree-optimization/54985
1558 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1559 from thread_across_edge.
1560 (thread_across_edge): Use it in all cases where we might thread
1563 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1565 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1566 special register pushes before frame probing and allocation.
1568 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1569 Joel Sherrill <joel.sherrill@oarcorp.com>
1571 * config/sparc/t-rtems: New (Custom multilibs).
1572 * config/sparc/t-rtems-64: New (Custom multilibs).
1573 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1574 (sparc-*-rtems*): Add sparc/t-rtems.
1576 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1578 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1580 (hash_rtx): Likewise.
1582 2012-10-29 Terry Guo <terry.guo@arm.com>
1584 Backport from mainline
1585 2012-10-11 Terry Guo <terry.guo@arm.com>
1587 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1589 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1592 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1594 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1595 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1597 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1599 * config/avr/t-rtems: Revert previous commit.
1601 2012-10-26 Terry Guo <terry.guo@arm.com>
1603 Backport from mainline
1604 2012-10-23 Terry Guo <terry.guo@arm.com>
1607 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1610 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1612 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1614 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1616 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1618 * config.gcc (microblaze*-*-rtems*): New target.
1619 * config/microblaze/rtems.h: New.
1620 * config/microblaze/t-rtems: New.
1622 2012-10-25 Richard Biener <rguenther@suse.de>
1624 PR tree-optimization/54902
1625 * tree-ssa-pre.c (fini_pre): Return TODO.
1626 (execute_pre): Adjust.
1627 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1628 blocks before computing dominators.
1630 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1632 Backport from mainline
1633 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1635 * config/i386/i386.c (memory_address_length): Assert that non-null
1636 base or index RTXes are registers. Do not check for REG RTXes.
1637 Determine addr32 prefix using SImode_address_operand or
1638 from original base and index RTXes. Simplify code.
1640 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1642 * config/i386/i386-protos.h (memory_address_length): Add new bool
1643 argument. Update all uses.
1644 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1645 add length of addr32 prefix based on mode of base or index register.
1646 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1647 addresses here. Update call to memory_address_length.
1648 (ix86_print_address_operand): Use SImode_address_operand predicate.
1649 * config/i386/predicates.md (SImode_address_operand): New.
1650 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1651 to calculate "mode" attribute. Use SImode_address_operand predicate
1652 instead of open-coding accepted RTX codes.
1654 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1656 Backport from 2012-10-22 trunk r192685.
1657 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1658 Note __AVR_<device>__ is not defined for cores.
1659 Don't point to --help=target.
1660 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1662 2012-10-19 Marek Polacek <polacek@redhat.com>
1664 Backported from mainline
1665 2012-10-19 Marek Polacek <polacek@redhat.com>
1668 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1669 pointer/non-pointer comparison.
1671 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1673 Backported from mainline
1674 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1677 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1678 sure the mode is correct when falling through from above cases.
1680 2012-10-19 Alan Modra <amodra@gmail.com>
1682 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1683 (HAVE_LD_LARGE_TOC): Likewise.
1684 * configure: Regenerate.
1686 2012-10-19 Alan Modra <amodra@gmail.com>
1688 * config/rs6000/predicates.md (splat_input_operand): Don't call
1689 input_operand for MEMs. Instead check for volatile and call
1690 memory_address_addr_space_p with modified mode.
1692 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1694 Backported from mainline
1695 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1697 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1699 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1701 PR rtl-optimization/54870
1702 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1703 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1704 SSA_NAME pointer that points to a partition if there is at least
1705 one variable with it set in the partition.
1706 * dse.c (local_variable_can_escape): New predicate.
1707 (can_escape): Call it.
1708 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1709 mark the SSA_NAME pointer that points to a partition.
1711 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1713 Backport from mainline
1714 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1716 PR rtl-optimization/53701
1717 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1718 rocess not only expr's vinsns but all old vinsns from expr's
1721 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1723 Backport from mainline
1724 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1727 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1729 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1730 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1731 only if producer writes to the register given by regno.
1733 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1735 Backport from mainline
1736 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1738 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1739 (UNSPEC_LOADU): New.
1740 (UNSPEC_STOREU): Ditto.
1741 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1742 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1743 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1744 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1745 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1746 (<sse2>_storedqu<avxsizesuffix>): ... this.
1747 (*sse4_2_pcmpestr_unaligned): Update.
1748 (*sse4_2_pcmpistr_unaligned): Ditto.
1750 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1751 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1752 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1753 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1754 gen_sse2_load{dqu,upd} to load from unaligned memory and
1755 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1757 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1758 Use CODE_FOR_sse_loadups.
1759 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1760 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1761 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1762 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1763 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1764 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1765 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1766 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1767 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1768 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1769 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1771 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1773 Backport from trunk (r190222):
1775 PR tree-optimization/54146
1776 * ifcvt.c: Include pointer-set.h.
1777 (cond_move_process_if_block): Change type of then_regs and
1778 else_regs from alloca'd array to pointer_sets.
1779 (check_cond_move_block): Update for this change.
1780 (cond_move_convert_if_block): Likewise.
1781 * Makefile.in: Fix dependencies for ifcvt.o.
1783 2012-10-15 Richard Guenther <rguenther@suse.de>
1785 PR tree-optimization/54920
1786 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1787 allocate temporary storage for all NARY elements.
1789 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1792 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1794 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1796 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1797 default_use_cxa_atexit to yes.
1799 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1801 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1803 2012-10-05 Jan Hubicka <jh@suse.cz>
1804 Jakub Jelinek <jakub@redhat.com>
1806 PR tree-optimization/33763
1807 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1808 attribute for redefined extern inline functions.
1810 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1812 Backported from mainline
1813 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1815 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1816 in SSE and YMM state support check for -march=native.
1818 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1821 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1824 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1826 Backported from mainline
1827 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1830 * doc/invoke.texi: Document -mprefer-avx128.
1832 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1834 Backported from mainline
1835 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1838 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1839 (XSTATE_FP): Likewise.
1840 (XSTATE_SSE): Likewise.
1841 (XSTATE_YMM): Likewise.
1842 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1843 SSE and YMM states aren't supported.
1845 2012-10-01 Tom de Vries <tom@codesourcery.com>
1847 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1850 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1853 * config/s390/s390.c (s390_option_override): Add missing break.
1855 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1857 Backport from mainline
1858 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1860 * config.gcc: Replace 'host' with 'target' when configuring for
1861 powerpc64*-*-freebsd.
1863 2012-09-28 Meador Inge <meadori@codesourcery.com>
1865 Backport from mainline
1866 2012-09-27 Meador Inge <meadori@codesourcery.com>
1868 * gcc-ar.c (main): Handle the returning of the sub-process error
1871 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1873 Backport from 2012-09-28 trunk r191821.
1874 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1876 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1879 * simplify-rtx.c (simplify_binary_operation_1): Perform
1880 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1882 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1884 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1885 TYPE_NONALIASED_COMPONENT flag.
1886 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1887 TYPE_NONALIASED_COMPONENT flag.
1889 2012-09-21 Richard Guenther <rguenther@suse.de>
1892 Backport from mainline
1893 2012-04-19 Richard Guenther <rguenther@suse.de>
1895 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1898 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1901 * c-typeck.c (c_cast_expr): When casting to a type requiring
1902 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1905 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1908 * c-typeck.c (build_unary_op): Pass original argument of
1909 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1910 any C_MAYBE_CONST_EXPR, if it has integer operands.
1911 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1912 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1913 to c_objc_common_truthvalue_conversion, then remove any
1914 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1915 c_objc_common_truthvalue_conversion not
1916 c_common_truthvalue_conversion.
1917 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1918 call note_integer_operands for arguments with integer operands
1919 that are not integer constants.
1921 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1923 Backported from mainline
1924 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1926 PR tree-optimization/54563
1927 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1928 gimple_purge_dead_eh_edges if last call has been changed.
1930 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1933 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1934 instead of (match_dup 0) as second argument to vec_merge.
1935 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1936 Remove third alternative.
1937 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1938 operand 2 instead of operand 1, but put it as first argument
1940 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1941 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1944 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1946 * BASE-VER: Set to 4.7.3.
1947 * DEV-PHASE: Set to prerelease.
1949 2012-09-20 Release Manager
1951 * GCC 4.7.2 released.
1953 2012-09-15 Andi Kleen <ak@linux.intel.com>
1955 Backport from mainline
1956 2012-09-07 Andi Kleen <ak@linux.intel.com>
1958 * gcc/lto-streamer.h (res_pair): Add.
1959 (lto_file_decl_data): Replace resolutions with respairs.
1961 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1962 Initialize respairs.
1963 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1965 2012-09-14 Walter Lee <walt@tilera.com>
1967 Backport from mainline.
1968 2012-09-14 Walter Lee <walt@tilera.com>
1970 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1971 option for TILEPro and TILE-Gx.
1973 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1975 * config/i386/i386.h (x86_prefetchw): New global variable.
1976 (TARGET_PREFETCHW): New macro.
1977 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1978 (processor_alias_table): Add PTA_PREFETCHW to
1979 bdver1, bdver2 and btver1.
1980 (ix86_option_override_internal): Set x86_prefetchw for
1981 PTA_PREFETCHW targets.
1982 * config/i386/i386.md (prefetch): Expand to prefetchw
1983 for TARGET_PREFETCHW.
1984 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1986 Backport from mainline
1987 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1989 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1990 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1992 (*prefetch_sse): ... this.
1993 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1995 (*prefetch_3dnow): ... this.
1997 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2000 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2001 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2003 2012-09-12 Teresa Johnson <tejohnson@google.com>
2005 Backport from mainline.
2006 2012-09-12 Teresa Johnson <tejohnson@google.com>
2008 PR gcov-profile/54487
2009 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2010 test using F_SETLKW with fcntl.
2011 * configure, config.in: Regenerate.
2013 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2015 Backport from mainline
2016 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2018 * config/i386/i386.md : Comments on fma4 instruction selection
2019 reflect requirement on register pressure based cost model.
2021 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2022 flag is set-reset as informed by the cpuid flag.
2024 * config/i386/i386.c (processor_alias_table): fma4
2025 flag is enabled for bdver2.
2027 2012-09-12 Christian Bruel <christian.bruel@st.com>
2029 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2031 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2033 * config.gcc: Obsolete picochip-*.
2035 2012-09-11 Richard Guenther <rguenther@suse.de>
2038 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2039 on flag_toplevel_reorder.
2041 2012-09-10 Richard Henderson <rth@redhat.com>
2043 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2046 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2048 Backport from 2012-09-10 mainline r191132.
2051 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2053 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2056 * tree-sra.c (disqualify_base_of_expr): Check for possible
2057 NULL_TREE returned by get_base_address()
2059 2012-09-07 Richard Guenther <rguenther@suse.de>
2061 Backport from mainline
2062 2012-06-26 Jan Hubicka <jh@suse.cz>
2065 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2068 2012-09-07 Richard Guenther <rguenther@suse.de>
2070 Backport from mainline
2071 2012-07-13 Richard Guenther <rguenther@suse.de>
2073 PR tree-optimization/53922
2074 * tree-vrp.c (value_inside_range): Change prototype to take
2075 min/max instead of value-range.
2076 (range_includes_zero_p): Likewise. Return the result from
2078 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2079 return value from range_includes_zero_p.
2080 (extract_range_from_unary_expr_1): Likewise.
2081 (compare_range_with_value): Likewise.
2082 (vrp_meet_1): Likewise.
2084 2012-09-07 Richard Guenther <rguenther@suse.de>
2087 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2088 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2089 arguments separately.
2091 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2093 Backported from mainline
2094 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2096 PR rtl-optimization/54455
2097 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2098 bb ends up with asm goto referencing bb's label.
2100 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2102 Backport from mainline.
2103 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2104 Richard Earnshaw <richard.earnshaw@arm.com>
2107 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2108 element size. Use elem_type from the formal parameter. New parameter
2110 (neon_expand_args): Adjust call to neon_dereference_pointer.
2112 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2114 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2115 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2117 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2119 Backport from mainline
2120 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2122 * config/i386/i386.md (isa): Add fma and fma4.
2123 (enabled): Handle fma and fma4.
2124 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2125 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2126 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2127 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2128 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2129 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2131 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2133 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2134 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2135 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2137 2012-09-06 Richard Guenther <rguenther@suse.de>
2139 PR tree-optimization/54498
2140 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2141 abort when reaching an already visited region.
2142 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2143 (get_continuation_for_phi_1): Likewise.
2144 (walk_non_aliased_vuses): When we translated the reference,
2145 abort when we re-visit a region.
2146 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2148 2012-09-06 Andrew Pinski <apinski@cavium.com>
2151 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2153 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2156 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2157 build_int_cst with size_type_node instead of size_int.
2159 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2161 Backport from 2012-09-05 mainline r190697.
2164 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2165 configured --with-avrlibc.
2166 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2168 * config/avr/avrlibc.h: New file.
2169 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2170 configured --with-avrlibc.
2171 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2173 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2175 Backport from 2012-09-04 mainline r190919
2178 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2179 of size less than 4 bytes by using macro ARM_NUM_INTS.
2180 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2182 2012-09-04 Richard Henderson <rth@redhat.com>
2184 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2186 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2188 Backport from 2012-09-04 mainline r190920
2191 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2193 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2195 Backport from 2012-09-04 mainline r190914
2198 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2200 (avr_allocate_stack_slots_for_args): ...this new static function.
2202 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2204 Backported from mainline
2205 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2208 * doc/invoke.texi: Add -da and remove -dm.
2210 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2212 Backported from mainline
2213 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2216 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2217 operands[1] is CONST_INT_P, convert it to QImode before printing.
2219 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2222 * c-convert.c (convert): Don't call fold_convert_loc if
2223 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2224 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2225 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2227 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2230 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2231 if init is a CONSTRUCTOR.
2233 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2235 PR rtl-optimization/54369
2236 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2237 calling dbr_schedule.
2238 * config/sparc/sparc.c (sparc_reorg): Likewise.
2240 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2242 Backport from mainline
2243 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2245 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2246 case for Atom processor.
2248 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2250 Backport from mainline
2251 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2254 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2255 true for TARGET_64BIT or !flag_pic.
2256 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2257 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2258 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2259 Add insn constraint. Conditionally emit xchg asm insns.
2260 (atomic_compare_and_swap<mode>): Update calls. Check only
2261 cmpxchg8b_pic_memory_operand in memory address fixup.
2263 (CASHMODE): Rename from DCASHMODE.
2264 (doublemodesuffix): Update modes.
2265 (regprefix): New mode attribute.
2267 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2268 <UNSPECV_CMPXCHG>: New constant.
2269 (atomic_compare_and_swap<mode>_1): Rename from
2270 atomic_compare_and_swap_single<mode>. Update calls and
2271 unspec_volatile constants.
2272 (atomic_compare_and_swap<mode>_doubleword): Rename from
2273 atomic_compare_and_swap_double<mode>. Update calls and
2274 unspec_volatile constants.
2276 2012-08-28 Walter Lee <walt@tilera.com>
2278 Backport from mainline
2279 2012-08-28 Walter Lee <walt@tilera.com>
2281 * confg/tilegx/tilegx.md: Fix code style.
2282 (*zero_extendsidi_truncdisi): Fix typo.
2283 * config/tilegx/tilegx.c: Fix code style.
2284 (tilegx_function_profiler): Fix typo.
2286 2012-08-27 Walter Lee <walt@tilera.com>
2288 Backport from mainline
2289 2012-08-27 Walter Lee <walt@tilera.com>
2291 * doc/md.texi (TILE-Gx): Fix typo.
2293 2012-08-27 Walter Lee <walt@tilera.com>
2295 Backport from mainline
2296 2012-08-27 Walter Lee <walt@tilera.com>
2298 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2299 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2301 2012-08-27 Walter Lee <walt@tilera.com>
2303 Backport from mainline
2304 2012-08-27 Walter Lee <walt@tilera.com>
2306 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2307 (insn_bfins): Delete.
2309 2012-08-27 Walter Lee <walt@tilera.com>
2311 Backport from mainline
2312 2012-08-27 Walter Lee <walt@tilera.com>
2314 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2315 atomic_exchange_bare<mode>,
2316 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2317 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2318 * config/tilegx/tilegx.md (type): Add X1_remove.
2319 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2320 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2321 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2324 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2326 PR rtl-optimization/54088
2327 * jump.c (delete_related_insns): Robustify latest change.
2329 2012-08-21 Richard Guenther <rguenther@suse.de>
2331 Backport from mainline
2332 2012-08-16 Richard Guenther <rguenther@suse.de>
2335 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2337 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2338 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2339 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2340 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2341 (tree_ssa_lim_finalize): Free all mem_refs.
2342 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2343 scc when bailing out.
2344 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2345 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2346 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2347 FOR_EACH_LOOP_BREAK.
2349 2012-08-17 Richard Guenther <rguenther@suse.de>
2351 * tree-sra.c (modify_function): Free redirect_callers vector.
2352 * ipa-split.c (split_function): Free args_to_pass vector.
2353 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2355 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2356 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2357 (vect_analyze_slp_instance): Free everything.
2358 (destroy_bb_vec_info): Free the SLP instances.
2360 2012-08-17 Richard Guenther <rguenther@suse.de>
2362 * params.def (integer-share-limit): Decrease from 256 to 251,
2365 2012-08-21 Richard Guenther <rguenther@suse.de>
2367 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2368 the affine expansion cache.
2370 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2372 Backported from trunk
2373 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2376 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2378 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2380 Backport from mainline.
2381 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2384 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2385 mark as predicable. Adjust asm template.
2386 (vec_setv2di_internal): Likewise.
2387 (vec_extract<mode> VD, VQ): Likewise.
2388 (vec_extractv2di): Likewise.
2389 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2390 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2391 (neon_vdup_n<mode> VX, V32): Likewise.
2392 (neon_vdup_nv2di): Likewise.
2394 2012-08-17 Walter Lee <walt@tilera.com>
2396 Backport from mainline
2397 2012-08-17 Walter Lee <walt@tilera.com>
2399 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2400 (FEEDBACK_ENTER): Define.
2401 (FEEDBACK_REENTER): Define.
2402 (FEEDBACK_ENTRY): Define.
2403 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2404 (FEEDBACK_ENTER): Define.
2405 (FEEDBACK_REENTER): Define.
2406 (FEEDBACK_ENTRY): Define.
2408 2012-08-16 Walter Lee <walt@tilera.com>
2410 Backport from mainline
2411 2012-08-16 Walter Lee <walt@tilera.com>
2413 * config.gcc (tilegx-*-linux*): Add feedback.h.
2414 (tilepro-*-linux*): Likewise.
2415 * config/tilegx/feedback.h: New file.
2416 * config/tilepro/feedback.h: New file.
2418 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2420 Backport from mainline r189840 and r187586:
2421 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2423 * config/i386/i386.md (stack_protect_set): Disable the pattern
2424 for Android since Android libc (bionic) does not provide random
2425 value for stack protection guard at gs:0x14. Guard value
2426 will be provided from external symbol (default implementation).
2427 (stack_protect_set_<mode>): Likewise.
2428 (stack_protect_test): Likewise.
2429 (stack_protect_test_<mode>): Likewise.
2430 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2431 not have Bionic by default
2432 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2433 Macro OPTION_BIONIC is defined in this file and provides Bionic
2434 accessibility status
2436 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2438 * configure.ac: Stack protector enabling for Android targets.
2439 * configure: Regenerate.
2441 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2443 Backported from trunk
2444 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2446 PR rtl-optimization/53942
2447 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2448 directly from likely spilled non-fixed hard registers, move them
2451 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2453 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2454 (xop_phaddubq): Ditto.
2456 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2458 Backport from mainline
2459 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2460 Richard Earnshaw <rearnsha@arm.com>
2462 * target.def (vector_alignment): New target hook.
2463 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2464 * doc/tm.texi: Regenerate.
2465 * targhooks.c (default_vector_alignment): New function.
2466 * targhooks.h (default_vector_alignment): Add prototype.
2467 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2468 * config/arm/arm.c (arm_vector_alignment): New function.
2469 (TARGET_VECTOR_ALIGNMENT): Define.
2471 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2472 vector type alignment instead of size.
2473 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2474 element type size directly instead of computing it from alignment.
2475 Fix variable naming and comment.
2477 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2479 Backport from mainline
2480 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2482 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2483 (alpha_pad_function_end): ... this. Also insert NOP between
2484 sibling call and GP load.
2485 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2487 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2489 Backport from mainline
2490 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2491 H.J. Lu <hongjiu.lu@intel.com>
2493 PR rtl-optimization/54157
2494 * combine.c (gen_lowpart_for_combine): Don't return identity
2495 for CONST or symbolic reference.
2497 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2499 Backport from mainline
2500 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2502 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2503 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2504 split_cost argument signed.
2505 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2506 (ix86_avoid_lea_for_addr): Ditto.
2508 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2510 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2511 the address has less than two components.
2513 2012-08-02 Steve Ellcey <sellcey@mips.com>
2515 Backport from mainline
2516 2012-07-19 Steve Ellcey <sellcey@mips.com>
2518 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2521 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2523 Backport from mainline
2524 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2527 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2528 negative constant address for TARGET_X32 ...
2529 (ix86_decompose_address): ... here. Reject constant addresses
2530 that don't satisfy x86_64_immediate_operand predicate.
2532 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2535 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2536 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2537 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2538 addresses. Prevent zero extensions of CONST_INT operands.
2540 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2543 * config/i386/i386.md (*lea): New insn pattern.
2545 (*lea<mode>_2): Ditto.
2546 (*lea_{3,4,5,6}_zext): Ditto.
2547 * config/i386/predicates.md (lea_address_operand): Do not reject
2548 zero-extended address operands.
2549 * config/i386/constraints.md (j): Remove address constraint.
2550 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2552 (ix86_print_operand_address): Handle SImode subreg of an address.
2553 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2555 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2557 Backport from mainline
2558 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2561 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2562 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2564 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2565 (*movdi_internal_rex64): Use %E operand modifier for lea.
2566 (*movsi_internal): Ditto.
2568 (*lea<mode>_2): Ditto.
2569 (*lea_{3,4,5,6}_zext): Ditto.
2570 (*tls_global_dynamic_32_gnu): Ditto.
2571 (*tls_global_dynamic_64): Ditto.
2572 (*tls_dynamic_gnu2_lea_32): Ditto.
2573 (*tls_dynamic_gnu2_lea_64): Ditto.
2574 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2576 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2578 Backport from mainline
2579 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2581 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2583 (ix86_print_operand_address): Assert that parts.base and parts.index
2584 are non-NULL after call to simplify_subreg.
2586 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2589 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2591 * config/sh/sh.c (sh_option_override): Do not change
2592 flag_finite_math_only. Set TARGET_IEEE to complement of
2593 flag_finite_math_only.
2594 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2595 description of mieee and mno-ieee behavior.
2597 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2600 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2601 (_lzcnt_u64): Ditto.
2603 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2605 Backport from mainline
2606 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2608 PR rtl-optimization/52250
2609 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2610 to put note list into. Unconditionally call move_bb_info.
2611 (move_bb_info): Do not assert the blocks being in the same region,
2612 just drop the note list if they are not.
2614 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2616 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2618 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2620 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2621 defining statement is a SSA name that occurs in abnormal PHIs.
2623 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2625 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2628 2012-07-19 Richard Guenther <rguenther@suse.de>
2629 Eric Botcazou <ebotcazou@adacore.com>
2631 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2632 about transition from invariant to known bits.
2633 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2635 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2638 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2639 (cleanup_tree_cfg_bb): Don't call it.
2640 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2643 2012-07-19 Christian Bruel <christian.bruel@st.com>
2646 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2648 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2650 * config.gcc (v850-*-rtems*): New target.
2651 * config/v850/rtems.h: New.
2652 * config/v850/t-rtems: New.
2654 2012-07-18 Nick Clifton <nickc@redhat.com>
2656 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2658 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2662 Backport from mainline
2663 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2666 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2667 instead expand it as zero extension.
2669 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2671 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2672 QImode and HImode splitters. Use ix86_comparison_operator.
2673 Explicitly match FLAGS_REG.
2674 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2676 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2677 Steven Bosscher <steven@gcc.gnu.org>
2678 Bernd Schmidt <bernds@codesourcery.com>
2680 PR rtl-optimization/53908
2681 * df-problems.c (can_move_insns_across): When doing
2682 memory-reference book-keeping, handle call insns.
2684 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2686 Backport from mainline
2687 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2690 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2691 sibcall_insn_operand. Move it to a temporary register if not.
2693 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2696 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2697 emit PIC sequence for fnaddr symbol reference in advance.
2699 2012-07-09 Jason Merrill <jason@redhat.com>
2702 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2703 (type_hash_eq): Likewise.
2706 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2708 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2710 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2711 due to negative shift amount.
2713 2012-07-06 Kai Tietz <ktietz@redhat.com>
2715 Backport from mainline.
2717 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2718 as "/mingw/include".
2720 2012-07-06 Nick Clifton <nickc@redhat.com>
2722 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2723 default_encode_section_info.
2725 2012-07-06 Richard Guenther <rguenther@suse.de>
2727 Backport from mainline
2728 2012-03-30 Richard Guenther <rguenther@suse.de>
2731 * double-int.c (rshift_double): Remove not needed cast.
2733 2012-03-28 Richard Guenther <rguenther@suse.de>
2736 * double-int.h (rshift_double): Remove.
2737 * double-int.c (lshift_double): Use absu_hwi to make count
2739 (rshift_double): Make static, take unsigned count argument,
2740 remove handling of negative count argument.
2741 (double_int_rshift): Dispatch to lshift_double.
2743 2012-07-06 Richard Guenther <rguenther@suse.de>
2745 Backport from mainline
2746 2012-06-18 Richard Guenther <rguenther@suse.de>
2748 PR tree-optimization/53693
2749 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2750 Reject operands with more than one use.
2752 2012-07-06 Richard Guenther <rguenther@suse.de>
2754 Backport from mainline
2755 2012-04-11 Richard Guenther <rguenther@suse.de>
2758 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2759 consider loop nesting.
2760 (evolution_function_is_univariate_p): Properly check the remainder
2763 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2765 Backport from mainline
2766 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2768 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2769 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2770 (adjacent_mem_locations): Move some code to and call...
2771 (get_memref_parts): ...new function.
2772 (mem_locations_overlap): New function.
2773 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2774 (is_mem_ref): Rename to...
2775 (find_mem_ref): ...this. Return MEM rtx.
2776 (get_store_dest): Remove function.
2777 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2778 new parameter and adjust calls.
2779 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2780 mem refs overlap for true_store_to_load_dep_costly.
2781 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2782 passed to adjacent_mem_locations.
2783 (is_costly_group): Walk resolved dependency list.
2784 (force_new_group): Emit group ending nop for Power6/Power7.
2785 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2786 (group_ending_nop): New define_insn.
2788 2012-07-04 Richard Guenther <rguenther@suse.de>
2791 * gimple-fold.c (get_base_constructor): Do not return an
2792 error_mark_node DECL_INITIAL.
2794 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2796 Backport from mainline
2797 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2799 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2800 code model string in the error message.
2802 2012-07-04 Tristan Gingold <gingold@adacore.com>
2804 Backport from mainline.
2805 2012-06-25 Tristan Gingold <gingold@adacore.com>
2807 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2808 (seh_cfa_adjust_cfa): ... that function.
2809 (seh_emit_stackalloc): Do not emit out of range values.
2810 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2811 UNSPEC_DEF_CFA constants.
2812 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2813 * config/i386/i386.c (ix86_frame_pointer_required): Required
2814 for very large frames on SEH target.
2815 (ix86_compute_frame_layout): Save area is before frame pointer
2816 on SEH target. Handle very large frames.
2817 (ix86_expand_prologue): Likewise.
2819 2012-07-04 Richard Guenther <rguenther@suse.de>
2821 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2822 as in free_lang_data_in_type.
2824 2012-07-02 Martin Jambor <mjambor@suse.cz>
2826 Backport from mainline.
2827 2012-07-02 Martin Jambor <mjambor@suse.cz>
2830 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2831 dynamic type change check.
2833 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2835 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2836 last statement of the finally block onto the switch.
2838 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2840 * configure: Regenerate.
2842 Backport from mainline.
2843 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2845 * config.gcc (target_type_format_char): New. Document it. Set it for
2847 * configure.ac (gnu_unique_option): Use target_type_format_char
2848 in test. Comment rationale.
2850 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2852 Backport from mainline.
2853 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2855 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2857 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2859 Backport from 2012-06-28 mainline r189049
2862 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2863 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2864 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2865 avr_hard_regno_call_part_clobbered.
2867 2012-06-28 Richard Guenther <rguenther@suse.de>
2870 * expr.c (expand_expr_real_1): Verify if the type is complete
2871 before inspecting its size.
2873 2012-06-27 Nick Clifton <nickc@redhat.com>
2875 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2878 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2881 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2883 2012-06-26 Nick Clifton <nickc@redhat.com>
2885 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2887 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2890 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2891 of x x x in the vmovlps load alternative.
2893 2012-06-22 Richard Guenther <rguenther@suse.de>
2895 * gcov-iov.c: Include bconfig.h and system.h.
2897 2012-06-22 Richard Guenther <rguenther@suse.de>
2899 PR gcov-profile/53744
2900 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2902 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2904 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2905 DECL_IGNORED_P non-reg vars even if they are used.
2907 2012-06-19 Jason Merrill <jason@redhat.com>
2910 * dwarf2out.c (modified_type_die): Use scope_die_for.
2911 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2912 (uses_local_type_r, uses_local_type): New.
2913 (scope_die_for): Keep a type that uses a local type in local scope.
2914 Use get_context_die for namespace and type scope.
2916 2012-06-19 Richard Guenther <rguenther@suse.de>
2919 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2920 replace it with the first non-BLOCK context.
2922 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2924 PR rtl-optimization/53700
2926 Backport from mainline
2927 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2929 * ira-color.c (setup_left_conflict_sizes_p): Process all
2930 conflicting objects.
2932 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2934 Backport from mainline
2935 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2938 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2939 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2940 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2941 instead of xop_mulv2div2di3_low.
2942 (xop_p<macs>dql): Fix vec_select selector.
2943 (xop_p<macs>dqh): Ditto.
2944 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2945 (xop_mulv2div2di3_high): Ditto.
2947 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2949 Backport from mainline:
2950 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2952 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2954 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2956 Backport from mainline:
2957 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2959 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2960 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2961 MAX_PCREL17F_OFFSET instead of fixed offset.
2962 (pa_attr_length_call): Likewise.
2963 (pa_attr_length_indirect_call): Likewise.
2965 2012-06-15 Walter Lee <walt@tilera.com>
2967 Backport from mainline:
2968 2012-06-15 Walter Lee <walt@tilera.com>
2970 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2972 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2974 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2976 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2978 Backport from mainline:
2980 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2981 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2982 * gimple.h (block_in_transaction): Check for flag_tm.
2984 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2986 PR tree-optimization/52558
2988 Backport from mainline:
2989 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2990 * gimple.h (gimple_set_in_transaction): Remove.
2991 (gimple_in_transaction): Look in BB instead.
2992 (gimple_statement_base): Remove in_transaction field.
2993 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2994 * trans-mem.c (compute_transaction_bits): Place transaction bit
2995 information into basic blocks.
2997 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2999 PR tree-optimization/52558
3000 * cfg.c (alloc_aux_for_edge): Fix comment.
3001 (alloc_aux_for_edge): Remove static.
3002 * basic-block.h (alloc_aux_for_edge): Protoize.
3003 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3004 (execute_sm_if_changed_flag): New.
3005 (execute_sm_if_changed_flag_set): New.
3006 (execute_sm): Do not generate data races unless requested.
3007 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3008 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3009 * gimple.h (block_in_transaction): New.
3010 (gimple_in_transaction): Use block_in_transaction.
3012 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3014 Backported from mainline
3015 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3017 PR rtl-optimization/53589
3018 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3019 discovery even when e->dest != target. If any LABEL_REF points
3020 to e->dest label, redirect it to target's label.
3022 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3025 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3026 returns false, replace stmt with GIMPLE_NOP.
3027 (check_omp_nesting_restrictions): Instead of issuing warnings,
3028 issue errors and return false if any errors were reported.
3030 2012-06-14 Richard Guenther <rguenther@suse.de>
3032 * BASE-VER: Set to 4.7.2.
3033 * DEV-PHASE: Set to prerelease.
3035 2012-06-12 Christian Bruel <christian.bruel@st.com>
3038 * config/sh/sh.c (sh_option_override): Don't force
3039 flag_omit_frame_pointer and maccumulate_outgoing_args.
3040 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3042 2012-06-14 Release Manager
3044 * GCC 4.7.1 released.
3046 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3048 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3050 2012-06-13 Richard Henderson <rth@redhat.com>
3052 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3053 iterator instead of INT.
3055 2012-06-08 Richard Henderson <rth@redhat.com>
3058 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3059 note to a clobber insn when no other insn is available.
3061 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3064 * doc/invoke.texi (Wenum-compare): Update documentation.
3066 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3069 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3071 (altivec_stvlxl): Ditto.
3072 (altivec_stvrx): Ditto.
3073 (altivec_stvrxl): Ditto.
3075 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3078 * trans-mem.c (expand_block_edges): Do not skip the first
3079 statement when resetting the BB.
3081 2012-06-04 Richard Guenther <rguenther@suse.de>
3084 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3085 create new assembler names.
3087 2012-06-04 Richard Guenther <rguenther@suse.de>
3089 Backport from mainline
3090 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3093 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3094 larger than maxbits. Don't compute maxbits modulo align.
3095 Also check that unit bytes long store at bitpos / unit * unit
3096 doesn't affect bits beyond bitregion_end.
3097 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3098 would not fit into bitregion_start ... bitregion_end + 1 bit
3100 (store_split_bit_field): Decrease unit close to end of bitregion_end
3101 if access is restricted in order to avoid mutual recursion.
3103 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3105 Backport from 2012-06-04 mainline r188172
3108 * config/avr/avr-stdint.h: New file.
3109 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3112 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3114 PR tree-optimization/53550
3115 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3116 is POINTER_TYPE_P, use sizetype as step type instead of type.
3118 2012-06-04 Richard Guenther <rguenther@suse.de>
3119 Eric Botcazou <ebotcazou@adacore.com>
3121 Backport from mainline
3122 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3124 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3125 Change type of BITOFFSET to signed. Make sure the lower bound of
3126 the computed range is non-negative by adjusting OFFSET and BITPOS.
3127 (expand_assignment): Adjust call to get_bit_range.
3129 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3131 * expr.c (get_bit_range): Return the null range if the enclosing record
3132 is part of a larger bit field.
3134 2012-03-20 Richard Guenther <rguenther@suse.de>
3136 * stor-layout.c (finish_bitfield_representative): Fallback
3137 to conservative maximum size if the padding up to the next
3138 field cannot be computed as a constant.
3139 (finish_bitfield_layout): If we cannot compute the distance
3140 between the start of the bitfield representative and the
3141 bitfield member start a new representative.
3142 * expr.c (get_bit_range): The distance between the start of
3143 the bitfield representative and the bitfield member is zero
3144 if the field offsets are not constants.
3146 2012-03-16 Richard Guenther <rguenther@suse.de>
3148 * stor-layout.c (finish_bitfield_representative): Fall back
3149 to the conservative maximum size if we cannot compute the
3150 size of the tail padding.
3152 2012-03-14 Richard Guenther <rguenther@suse.de>
3154 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3155 * stor-layout.c (start_bitfield_representative): New function.
3156 (finish_bitfield_representative): Likewise.
3157 (finish_bitfield_layout): Likewise.
3158 (finish_record_layout): Call finish_bitfield_layout.
3159 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3160 for QUAL_UNION_TYPE fields.
3161 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3162 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3163 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3168 * expr.c (get_bit_range): Unconditionally extract bitrange
3169 from DECL_BIT_FIELD_REPRESENTATIVE.
3170 (expand_assignment): Adjust call to get_bit_range.
3172 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3175 * fold-const.c (fold_binary_loc): Refine previous change.
3177 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3179 Backport from mainline
3180 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3183 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3184 avoid going above orig insn. Update comments.
3186 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3188 Backport from mainline
3189 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3192 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3193 prologue for unwinder and profiler.
3195 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3197 Backport from mainline
3198 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3200 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3202 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3204 Backport from mainline
3205 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3207 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3208 DBX_REGISTER_NUMBER.
3210 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3212 Backport from mainline
3213 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3215 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3216 operand is CONST_INT. Take COSTS_N_INSNS into account.
3217 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3220 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3222 * config/avr/avr.opt (-msp8): Document it.
3223 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3225 2012-05-31 Richard Guenther <rguenther@suse.de>
3228 * expr.c (expand_assignment): Do not use movmisalign on
3231 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3234 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3235 (pa_section_type_flags): New.
3236 (pa_legitimate_constant_p): Revert previous change.
3238 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3240 Backport from mainline
3241 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3244 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3245 accessed indirectly.
3246 (ipa_tm_create_version): Same.
3248 2012-05-30 Jason Merrill <jason@redhat.com>
3251 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3252 about array compound literals.
3254 2012-05-30 Richard Guenther <rguenther@suse.de>
3257 * fold-const.c (fold_binary_loc): Make sure to call
3258 fold_plusminus_mult_expr with the original sign of operands.
3260 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3262 * explow.c (probe_stack_range): Restore simple control flow and stop
3263 again when the probe cannot be generated if HAVE_check_stack.
3265 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3267 PR rtl-optimization/53519
3268 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3269 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3271 2012-05-29 Richard Guenther <rguenther@suse.de>
3273 PR tree-optimization/53516
3274 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3276 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3278 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3280 Backport from mainline
3281 2012-05-28 Richard Guenther <rguenther@suse.de>
3283 PR tree-optimization/53438
3284 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3286 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3288 Backport from mainline
3289 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3291 PR rtl-optimization/52528
3292 * combine.c (can_combine_p): Add setting of subst_low_luid
3293 before call to expand_field_assignment().
3295 2012-05-26 Martin Jambor <mjambor@suse.cz>
3297 Backport from mainline
3298 2012-05-23 Martin Jambor <mjambor@suse.cz>
3300 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3302 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3305 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3306 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3308 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3311 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3312 (ix86_expand_vec_perm): Use int mode instead of float.
3314 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3317 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3318 gnu_ld variables to yes.
3319 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3320 (HAVE_GNU_AS): Likewise.
3321 * config.in: Regenerate.
3322 * configure: Likewise.
3324 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3326 Backport from mainline
3327 2012-03-12 Richard Guenther <rguenther@suse.de>
3328 * config/arm/arm.c (neon_dereference_pointer): Do not call
3329 covert during RTL expansion.
3331 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3333 Backport from mainline
3334 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3337 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3338 relied on signed overflow behavior.
3340 2012-05-24 Richard Guenther <rguenther@suse.de>
3343 * tree-profile.c (tree_profiling): Cleanup the CFG if
3344 execute_fixup_cfg requests it.
3346 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3348 PR tree-optimization/53465
3349 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3350 vr0 into *vr, then vrp_meet that.
3351 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3352 have any equivalences.
3353 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3356 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3358 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3360 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3361 (iterative_hash_gimple_type): Adjust comment.
3362 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3363 domain for an array type instead of the domain type itself.
3365 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3367 Backport from 2012-05-23 mainline r187803
3370 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3371 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3374 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3376 Backport from 2012-05-03 mainline r187075
3378 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3379 has_fma4 for AMD processors with both fma3 and fma4 support.
3381 2012-05-22 Richard Guenther <rguenther@suse.de>
3383 PR tree-optimization/53408
3384 * tree-vect-loop.c (vectorizable_induction): Properly check
3385 the restriction that we cannot handle induction results from
3386 the inner loop outside of the outer loop.
3388 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3390 PR tree-optimization/53436
3391 * omp-low.c (omp_build_component_ref): New function.
3392 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3394 PR tree-optimization/53366
3395 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3396 tests if complex_numbers == 2, but there are non-complex number loads
3399 PR tree-optimization/53409
3400 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3401 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3403 PR tree-optimization/53410
3404 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3405 instead of build_int_cst (type, 0) where vector types might be
3408 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3411 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3412 from folded operands before wrapping another around the
3413 conditional expression.
3415 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3416 Patrick Marlier <patrick.marlier@gmail.com>
3418 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3421 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3423 Backport from mainline
3424 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3427 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3428 (UNSPECV_RDRAND): This.
3429 (rdrand<mode>_1): Updated.
3431 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3433 Backport from mainline
3434 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3436 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3437 RDRND, F16C and FSGSBASE.
3439 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3441 Backport from mainline
3442 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3444 * tree-ssa-pre.c (can_value_number_call): Delete.
3445 (compute_avail): Skip all statements with side effects.
3446 <GIMPLE_CALL>: Skip calls to internal functions.
3448 2012-05-18 David S. Miller <davem@davemloft.net>
3450 Backport r185385 from mainline
3451 2012-03-14 Richard Guenther <rguenther@suse.de>
3454 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3455 element type instead of mode, use build_vector_type_for_mode
3456 instead of the langhook, build a vector of proper signedness.
3457 (expand_vector_operations_1): Adjust.
3459 2012-05-18 Olivier Hainque <hainque@adacore.com>
3461 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3462 $(libsubdir) as libexecsubdir.
3464 2012-05-16 Andrew Pinski <apinski@cavium.com>
3466 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3469 2012-05-16 David S. Miller <davem@davemloft.net>
3471 * jump.c (delete_related_insns): If we remove a CALL, make sure
3472 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3474 2012-05-16 Richard Henderson <rth@redhat.com>
3477 * combine-stack-adj.c (prev_active_insn_bb): New.
3478 (next_active_insn_bb): New.
3479 (force_move_args_size_note): New.
3480 (combine_stack_adjustments_for_block): Use it.
3482 2012-05-16 Olivier Hainque <hainque@adacore.com>
3484 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3485 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3486 Add comments and improve stamp preservation across the whole sequence.
3487 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3489 2012-05-16 Richard Guenther <rguenther@suse.de>
3491 PR tree-optimization/53364
3492 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3493 detect a view-conversion of the decl.
3495 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3498 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3499 that operands[2] is either immediate, or q_regs_operand.
3501 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3503 Backport r187139 from mainline.
3504 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3506 PR rtl-optimization/52804
3507 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3508 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3509 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3510 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3511 RELOAD_FOR_OUTADDR_ADDRESS.
3513 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3516 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3517 generate target register for "load" class builtins.
3520 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3523 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3524 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3525 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3526 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3527 (<sse>_movu<ssemodesuffix>): New expander.
3528 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3529 (avx_movdqu<avxmodesuffix>): New expander.
3530 (*sse2_movdqu): Rename from sse2_movdqu.
3531 (sse2_movdqu): New expander.
3533 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3535 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3536 lineno 1 the same as lineno 0 before first start file directive.
3537 (optimize_macinfo_range): Likewise.
3539 * dwarf2out.c (have_macinfo): Define.
3540 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3541 attribute, don't force empty compilation unit and don't emit any
3542 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3544 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3546 Backport from mainline
3547 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3549 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3550 ORDERED and UNORDERED conditions.
3552 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3554 * function.c (requires_stack_frame_p): If the function can throw
3555 non-call exceptions, return true if the insn can throw internally.
3557 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3559 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3560 DECL_ORIGINAL_TYPE if it is present.
3562 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3564 Backport from 2012-05-12 mainline r187342.
3567 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3568 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3569 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3570 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3571 (expand_prologue): Move initialization of cfun->machine->is_naked,
3572 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3573 (avr_set_current_function): ...this new static function.
3574 (TARGET_SET_CURRENT_FUNCTION): New define.
3575 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3576 checking attributes of current_function_decl.
3577 (avr_regs_to_save): Ditto.
3578 (signal_function_p): Rename to avr_signal_function_p.
3579 (interrupt_function_p): Rename to avr_interrupt_function_p.
3581 * doc/extend.texi (Function Attributes): Better explanation of
3582 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3585 2012-05-09 Matthias Klose <doko@ubuntu.com>
3587 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3589 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3592 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3593 when a constant source operand matches an "I" constraint, the "no
3594 CC0 change" applies to a register-destination only, not a
3595 strict_low_part-destination.
3597 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3599 Backport from mainline:
3600 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3602 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3604 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3606 PR tree-optimization/53239
3607 * tree-vrp.c (get_value_range): Set VR of
3608 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3611 2012-05-07 Richard Guenther <rguenther@suse.de>
3613 PR tree-optimization/53195
3614 * tree-inline.c (setup_one_parameter): Properly add referenced
3615 vars from the parameters new known value.
3617 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3619 Backport from mainline:
3620 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3623 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3626 2012-05-04 Ian Lance Taylor <iant@google.com>
3628 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3629 values from false to NULL.
3631 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3633 Backport from mainline
3634 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3637 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3638 (TARGET_CMOV): Rename from TARGET_CMOVE.
3639 (TARGET_CMOVE): New define.
3640 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3641 Do not set TARGET_CMOVE here.
3643 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3645 Backport from mainline:
3647 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3649 PR tree-optimization/52633
3650 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3651 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3652 (vect_recog_over_widening_pattern): Remove handling of code that was
3653 already detected as over-widening pattern. Remove special handling
3654 of "unsigned" cases. Instead, support general case of conversion
3655 of the shift result to another type.
3657 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3659 * tree-vect-patterns.c (vect_single_imm_use): New function.
3660 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3661 (vect_recog_over_widening_pattern): Likewise.
3662 (vect_recog_widen_shift_pattern): Likewise.
3664 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3666 PR tree-optimization/52870
3667 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3668 presumed pattern statement is within the same loop or basic block.
3670 2012-05-04 Richard Guenther <rguenther@suse.de>
3672 * common.opt (flto-report): Do not mark as Optimization.
3674 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3677 * recog.c (constrain_operands): If extra constraints are present, also
3678 accept pseudo-registers with equivalent memory locations during reload.
3680 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3682 Backport from the mainline
3683 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3686 * config/rs6000/rs6000.md (bswapdi splitters): If
3687 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3688 default) is used, generate an alternate sequence that does not
3689 depend on using indexed addressing.
3691 2012-05-03 David S. Miller <davem@davemloft.net>
3694 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3695 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3696 (sparc_emit_float_lib_cmp): Likewise.
3698 2012-05-04 Martin Jambor <mjambor@suse.cz>
3700 Backport from mainline
3701 2012-05-02 Martin Jambor <mjambor@suse.cz>
3704 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3705 of a variable when the contect is a function.
3707 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3710 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3711 append program name to it and pass that as first argument
3712 to make_relative_prefix. Always pass standard_libexec_prefix
3713 as last argument to make_relative_prefix. If
3714 make_relative_prefix returns NULL, fall back to
3715 standard_libexec_prefix.
3718 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3722 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3723 mode, return that mode.
3725 2012-05-03 Richard Guenther <rguenther@suse.de>
3727 PR tree-optimization/53144
3728 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3730 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3731 with SSA name values.
3732 (vn_reference_lookup_3): Adjust callers.
3734 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3736 PR tree-optimization/53163
3737 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3738 return value from compute_all_dependences.
3740 PR rtl-optimization/53160
3741 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3742 has been modified by ree pass already.
3744 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3746 Backport from mainline
3747 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3750 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3751 calls to cgraph_node_name in xstrdup.
3752 (ipa_make_edge_direct_to_target): Ditto.
3753 * tree-sra.c (convert_callers_for_node): Ditto.
3754 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3755 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3756 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3757 (cgraph_materialize_all_clones): Ditto.
3758 * ipa-inline.c (report_inline_failed_reason): Ditto.
3759 (want_early_inline_function_p): Ditto.
3760 (edge_badness): Ditto.
3761 (update_edge_key): Ditto.
3762 (flatten_function): Ditto.
3763 (ipa_inline): Ditto.
3764 (inline_always_inline_functions): Ditto.
3765 (early_inline_small_functions): Ditto.
3767 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3769 Backport from mainline
3770 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3772 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3773 Introduce emul_name to select the right linker emulation for
3774 powerpc64-*-freebsd*.
3775 * configure: Regenerate.
3776 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3777 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3778 * config/rs6000/freebsd64.h: New file.
3779 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3781 (rs6000_savres_strategy): Likewise.
3782 (rs6000_savres_routine_name): Likewise.
3783 (rs6000_elf_file_end): Likewise.
3784 * config/rs6000/t-freebsd64: New file.
3785 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3786 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3788 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3790 Backport from mainline
3791 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3794 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3796 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3798 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3799 predicate to discriminate types.
3801 2012-04-27 Richard Guenther <rguenther@suse.de>
3804 * convert.c (convert_to_integer): Avoid infinite recursion for
3805 target-defined built-in types.
3807 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3810 * config/cris/cris.md ("*andhi_lowpart_v32")
3811 ("*andqi_lowpart_v32"): Change first input-only operand from
3812 a (match_operand ...) to (match_dup 0). Drop alternatives with
3813 const_int-matching constraints for redundancy.
3814 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3815 three-operand alternative.
3817 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3819 Backport from mainline
3820 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3822 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3823 (*addsi_2_zext): Ditto.
3824 (*add<mode>_3): Ditto.
3825 (*addsi_3_zext): Ditto.
3826 (*add<mode>_5): Ditto.
3828 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3831 * c-typeck.c (set_nonincremental_init,
3832 set_nonincremental_init_from_string): Pass true instead of false
3833 as IMPLICIT to add_pending_init.
3835 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3837 Backport from 2012-04-24 mainline r186768.
3840 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3842 2012-04-24 Richard Guenther <rguenther@suse.de>
3844 PR tree-optimization/53085
3845 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3848 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3851 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3853 (output_addressed_constants): Likewise.
3856 * varasm.c (get_section): Don't ICE for section conflicts with
3857 built-in section kinds.
3859 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3861 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3863 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3865 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3867 2012-04-23 Richard Guenther <rguenther@suse.de>
3870 * c-typeck.c (build_binary_op): Fix typo.
3872 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3874 PR tree-optimizations/52891
3875 * tree-vect-patterns.c (adjust_bool_pattern): Use
3876 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3877 but with non-standard precision.
3879 2012-04-22 Ian Lance Taylor <iant@google.com>
3881 * godump.c (go_output_typedef): Dump size of structs.
3883 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3885 Backport from mainline:
3887 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3888 hints for 'A' operand types.
3890 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3892 Backport from 2012-04-19 mainline r186588.
3895 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3896 the case *(X+const).
3898 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3900 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3902 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3905 * config/i386/sync.md (atomic_<code><mode>): Rename to
3906 atomic_<logic><mode>.
3908 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3910 Backport from mainline
3911 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3914 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3915 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3916 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3917 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3918 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3919 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3920 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3921 gen_avx2_permvarv8sf.
3923 2012-04-16 Martin Jambor <mjambor@suse.cz>
3925 Backported from mainline
3927 2012-04-13 Martin Jambor <mjambor@suse.cz>
3930 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3931 fold_ctor_reference returns a zero constant.
3933 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3935 Backported from mainline
3936 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3938 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3939 and __ILP32__ for x32.
3941 2012-04-13 Tom de Vries <tom@codesourcery.com>
3943 Backport from mainline r186418.
3945 2012-04-13 Tom de Vries <tom@codesourcery.com>
3947 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3948 parameters vuse and vuse_escaped.
3949 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3950 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3953 2012-04-13 Richard Guenther <rguenther@suse.de>
3955 PR tree-optimization/52969
3956 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3957 the condition for the COND_EXPR and handle predicate negation
3958 by swapping the COND_EXPR arms.
3960 2012-04-13 Richard Guenther <rguenther@suse.de>
3963 * convert.c (convert_to_pointer): Remove special-casing of
3966 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3968 Backport from mainline
3969 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3972 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3973 the list of options to enable the FCFID instruction.
3974 (TARGET_EXTRA_BUILTINS): Adjust comment.
3976 2012-04-12 Richard Guenther <rguenther@suse.de>
3978 PR tree-optimization/52943
3979 * tree-chrec.h (chrec_is_positive): Remove.
3980 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3981 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3982 Return false for a constant zero instead of negative.
3983 (analyze_siv_subscript_cst_affine): Handle zero difference
3984 in the initial condition explicitely.
3986 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3989 * varasm.c (process_pending_assemble_externals): Set
3990 pending_assemble_externals_processed true.
3991 (assemble_external): Call assemble_external_real if the pending
3992 assemble externals have been processed.
3994 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3997 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3998 the DECL generated for the special GOT helper.
4000 2012-04-06 Walter Lee <walt@tilera.com>
4002 Backport from mainline
4003 2012-03-07 Walter Lee <walt@tilera.com>
4005 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4006 REG_CFA_* notes for the stack pointer.
4007 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4008 EH_RETURN_STACKADJ_RTX.
4009 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4010 generate REG_CFA_* notes for the stack pointer.
4011 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4012 by EH_RETURN_STACKADJ_RTX.
4014 2012-04-06 Matt Turner <mattst88@gmail.com>
4016 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4018 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4020 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4021 of the destination isn't also a FP_REGS register.
4023 2012-04-03 Richard Guenther <rguenther@suse.de>
4025 Backport from mainline
4026 2012-03-02 Richard Guenther <rguenther@suse.de>
4028 PR tree-optimization/52406
4029 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4030 (struct indices): Add unconstrained_base member.
4031 (struct dr_alias): Remove unused vops member.
4032 (DR_UNCONSTRAINED_BASE): New define.
4033 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4034 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4035 be an artificial access that covers the whole indexed object,
4036 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4037 plain decl base-objects to their MEM_REF variant.
4038 (dr_may_alias_p): When the base-object of either data reference
4039 has unknown size use only points-to information.
4040 (compute_affine_dependence): Make dumps easier to read and
4042 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4043 DR_REF when looking for packed references.
4044 (vect_supportable_dr_alignment): Likewise.
4046 2012-04-03 Richard Guenther <rguenther@suse.de>
4048 Backport from mainline
4049 2012-03-15 Richard Guenther <rguenther@suse.de>
4052 * tree-data-ref.c (subscript_dependence_tester_1): Check
4053 all dimensions for non-conflicting access functions.
4055 2012-04-03 Richard Guenther <rguenther@suse.de>
4057 Backport from mainline
4058 2012-03-06 Richard Guenther <rguenther@suse.de>
4061 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4063 2012-03-23 Richard Guenther <rguenther@suse.de>
4065 PR tree-optimization/52678
4066 * tree-vectorizer.h (struct _stmt_vec_info): Add
4067 loop_phi_evolution_part member.
4068 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4069 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4070 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4071 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4072 Use the cached evolution part and the PHI nodes value from
4073 the loop preheader edge instead of re-analyzing the evolution.
4075 2012-03-26 Richard Guenther <rguenther@suse.de>
4077 PR tree-optimization/52701
4078 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4079 compute and set the evolution part of PHI nodes.
4081 2012-03-30 Richard Guenther <rguenther@suse.de>
4083 PR tree-optimization/52754
4084 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4085 propagate arbitrary addresses into really plain dereferences.
4087 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4089 PR tree-optimization/52835
4090 * tree-data-ref.c (build_rdg): Return NULL if
4091 compute_data_dependences_for_loop failed.
4093 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4095 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4096 (stmt_can_make_abnormal_goto): Use it.
4097 (is_ctrl_altering_stmt): Likewise.
4099 2012-03-31 Martin Jambor <mjambor@suse.cz>
4101 Backported from mainline
4102 2012-03-30 Martin Jambor <mjambor@suse.cz>
4104 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4105 is a builtin_stack_save in a dominating BB.
4107 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4109 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4110 crossing 128bit lane boundary.
4112 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4114 Backported from mainline
4115 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4118 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4120 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4121 * config/i386/i386.c: Include reload.h.
4122 (ix86_legitimize_reload_address): New function.
4124 2012-03-28 Martin Jambor <mjambor@suse.cz>
4126 Backported from mainline
4127 2012-03-27 Martin Jambor <mjambor@suse.cz>
4130 * tree-sra.c (sra_modify_assign): Do not call
4131 load_assign_lhs_subreplacements when working with an unscalarizable
4134 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4137 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4138 __builtin_va_start to __builtin_next_arg if the latter is
4139 builtin_decl_explicit_p rather than when it is not.
4142 * tree-vect-generic.c (vector_element): Perform multiplication
4143 for pos in bitsizetype type instead of idx type.
4145 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4147 Backport from 2012-03-28 mainline r185910.
4150 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4151 (avr_builtin_decl): New static function.
4152 (struct avr_builtin_description, avr_bdesc): Move up.
4153 Add GTY marker. Add field fndecl. Remove redundant field id.
4154 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4155 (avr_expand_builtin): Code cleanup because .id is removed.
4157 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4160 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4163 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4165 Backport from 2012-03-28 mainline r185907.
4168 * config.gcc (tm_file): Remove avr/multilib.h.
4170 * doc/invoke.texi (AVR Options): Adjust
4171 documentation of -mtiny-stack.
4173 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4174 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4175 * config/avr/t-avr: Remove generation of multilib.h.
4176 * config/avr/t-multilib: Regenerate.
4177 * config/avr/multilib.h: Remove.
4178 * config/avr/avr.opt (-msp8): New option.
4179 (avr_sp8): New variable.
4180 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4181 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4182 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4183 (avr_device_to_sp8): New prototype.
4184 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4185 (DRIVER_SELF_SPECS): New define.
4186 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4187 __AVR_SP8__, __AVR_HAVE_SPH__.
4188 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4189 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4190 (avr_file_start): Ditto.
4192 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4195 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4196 instead of 8 in adjust_address.
4198 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4200 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4201 of a unit before computing the offset in units.
4203 2012-03-27 Richard Guenther <rguenther@suse.de>
4206 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4209 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4212 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4214 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4217 * varasm.c: Include pointer-set.h.
4218 (pending_assemble_externals_set): New pointer set.
4219 (process_pending_assemble_externals): Destroy the pointer set.
4220 (assemble_external): See if decl is in pending_assemble_externals_set,
4221 and add it to pending_assemble_externals if necessary.
4222 (init_varasm_once): Allocate pending_assemble_externals_set.
4224 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4226 Backported from mainline
4227 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4230 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4231 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4232 (vector_ltgt<mode>): Likewise.
4233 (vector_ordered<mode>): Likewise.
4234 (vector_unordered<mode>): Likewise.
4235 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4237 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4239 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4242 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4244 Backported from mainline
4245 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4249 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4250 GENERAL_REGS and FP_REGS for SImode.
4252 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4255 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4256 on any new_local_var_chain vars declared during recursing on
4257 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4259 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4261 Backport from 2012-03-22 mainline r185692.
4264 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4265 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4266 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4267 (delay_cycles_1, delay_cycles_2): Ditto.
4268 (delay_cycles_3, delay_cycles_4): Ditto.
4269 (nopv, *nopv): Ditto.
4270 (sleep, *sleep): Ditto.
4273 Backport from 2012-03-21 mainline r185605.
4275 PR rtl-optimization/52543
4277 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4278 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4279 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4280 (avr_load_libgcc_p): Restrict to __flash loads.
4281 (avr_out_lpm): Only handle 1-byte loads from __flash.
4282 (avr_load_lpm): New function.
4283 (avr_find_unused_d_reg): Remove.
4284 (avr_out_lpm_no_lpmx): Remove.
4285 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4286 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4287 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4288 (load_<mode>, load_<mode>_clobber): New insns.
4289 (mov<mode>): For multi-byte move from non-generic
4290 16-bit address spaces: Expand to load_<mode> resp.
4291 load_<mode>_clobber.
4292 (load<mode>_libgcc): Remove expander.
4293 (split-lpmx): Remove split.
4295 Backport from 2012-03-13 mainline r185329.
4298 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4299 offset (size) to a value the insns can deal with.
4300 (expand_epilogue): Ditto.
4302 Backport from 2012-03-12 mainline r185256.
4305 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4306 type from reg_class_t to enum reg_class.
4307 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4309 Backport from 2012-03-12 mainline r185253.
4312 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4313 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4314 r184615 from 2012-02-28.
4316 Backport from 2012-03-08 mainline r185105.
4318 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4319 for constants in [-63,63].
4321 Backport from 2012-03-08 mainline r185100.
4324 * config/avr/avr.c (avr_mem_clobber): New static function.
4325 (avr_expand_delay_cycles): Add memory clobber operand to
4326 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4327 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4328 (enable_interrupt, disable_interrupt): New expander.
4329 (nopv, sleep, wdr): New expanders.
4330 (delay_cycles_1): Add memory clobber.
4331 (delay_cycles_2): Add memory clobber.
4332 (delay_cycles_3): Add memory clobber.
4333 (delay_cycles_4): Add memory clobber.
4334 (cli_sei): New insn from former "enable_interrupt",
4335 "disable_interrupt" with memory clobber.
4336 (*wdt): New insn from former "wdt" with memory clobber.
4337 (*nopv): Similar, but for "nopv".
4338 (*sleep): Similar, but for "sleep".
4340 Backport from 2012-03-07 mainline r185043.
4343 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4345 Backport from 2012-03-07 mainline r185032.
4348 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4349 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4350 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4352 Backport from 2012-03-07 mainline r185031.
4355 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4357 * config/avr/avr.md (xload_8): Adjust insn length.
4359 Backport from 2012-03-07 mainline r185030.
4362 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4363 if RAMPZ affects reading from RAM.
4365 Backport from 2012-03-05 mainline r184919.
4367 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4369 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4371 Backport from mainline r185259.
4374 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4375 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4377 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4379 Backported from mainline
4380 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4383 * c-parser.c (c_parser_postfix_expression)
4384 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4386 * config/i386/smmintrin.h: Avoid /* within a comment.
4387 * config/i386/nmmintrin.h: Likewise.
4389 2012-03-22 Richard Guenther <rguenther@suse.de>
4391 * BASE-VER: Set to 4.7.1.
4392 * DEV-PHASE: Set to prerelease.
4394 2012-03-22 Release Manager
4396 * GCC 4.7.0 released.
4398 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4400 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4402 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4403 Andrew Pinski <apinski@cavium.com>
4406 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4407 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4408 calls instead of __builtin_ir{int,ound}*.
4410 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4413 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4416 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4418 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4419 Refer to GCC 4.7 version of c99status.html.
4421 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4423 Backport from mainline
4424 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4426 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4427 redefine to be NULL if the current bit-size is different from the
4428 configured bit-size.
4430 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4431 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4432 set the default tuning. Add asserts to make sure the cpu and tune
4433 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4434 test whether the index is set, instead of > 0.
4435 (rs6000_file_start): Do not reset the default cpu if the current
4436 bit-size is different from the configured bit-size.
4438 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4440 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4442 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4443 Update binutils references.
4444 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4445 Update binutils reference.
4446 Update Sun as/GNU ld caveat.
4447 Document binutils largefile requirement for LTO plugin.
4448 Remove reference to alternate libpthread.
4450 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4452 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4454 (Specific, mips-sgi-irix6): Likewise.
4456 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4458 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4459 * configure: Regenerate.
4461 2012-03-07 Richard Henderson <rth@redhat.com>
4463 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4464 * config/m68k/sync.md (atomic_test_and_set): Use it.
4465 (atomic_test_and_set_1): Likewise.
4467 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4470 * Makefile.in: Let install-gcc-ar depend on installdirs,
4471 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4472 Don't double canonicalize if cross-compiling.
4474 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4476 * trans-mem.c: New typedef for tm_region_p.
4477 Define vector types for tm_region_p.
4478 (tm_region_init): Replace region_worklist to a vector called
4481 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4484 * trans-mem.c (tm_region_init): Use last_basic_block.
4486 2012-03-05 Richard Henderson <rth@redhat.com>
4489 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4490 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4491 BIGGEST_ALIGNMENT is aligned.
4493 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4495 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4497 2012-03-05 Richard Henderson <rth@redhat.com>
4500 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4501 instead of calling negqi2 directly.
4503 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4505 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4506 (INTMAX_TYPE): Use it.
4507 (UINTMAX_TYPE): Likewise.
4508 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4509 (irix6_c_common_override_options): Declare.
4510 (C_COMMON_OVERRIDE_OPTIONS): Define.
4511 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4512 * config/mips/irix6-c.c: New file.
4513 * config/mips/t-irix6 (irix6-c.o): New target.
4514 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4517 2012-03-02 Richard Henderson <rth@redhat.com>
4519 * optabs.c (expand_atomic_test_and_set): Honor
4520 atomic_test_and_set_trueval even when atomic_test_and_set
4521 optab is not in use.
4523 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4525 Backport from mainline
4526 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4528 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4530 2012-03-02 Richard Guenther <rguenther@suse.de>
4532 * DEV-PHASE: Set to prerelease.
4534 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4536 * config.gcc (obsolete): Add all ARM targets using the FPA.
4537 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4538 * doc/install.texi: Avoid references to obsolete ARM ports.
4540 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4542 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4544 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4545 Joern Rennecke <joern.rennecke@embecosm.com>
4547 * doc/extend.texi: Expand and update information on interrupt
4548 attribute for Epiphany.
4550 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4552 * config/sh/sh-protos.h: Update copyright notice dates.
4553 * config/sh/sh.h: Likewise.
4554 * config/sh/sh.md: Likewise.
4555 * config/sh/constraints.md: Likewise.
4556 * config/sh/predicates.md: Likewise.
4558 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4560 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4561 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4563 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4565 * config/sh/constraints.md: Fix comment typo.
4567 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4570 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4571 unsigned HOST_WIDE_INT.
4572 (zvdep_imm64): Likewise.
4573 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4574 (vdepi_and): Likewise.
4575 Likewise for unamed 64-bit patterns.
4576 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4578 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4581 PR rtl-optimization/52417
4582 * cselib.c (cselib_any_perm_equivs): New variable.
4583 (cselib_reset_table): Check that it's not set when not
4584 preserving constants.
4585 (cselib_add_permanent_equiv): Set it.
4586 (cselib_have_permanent_equivalences): New.
4587 (cselib_init, cselib_finish): Reset it.
4588 * cselib.h (cselib_have_permanent_equivalences): Declare.
4589 * alias.c (get_addr): Restore earlier behavior when there
4590 aren't permanent equivalences.
4592 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4594 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4595 * config/v850/v850-modes.def: Fix copyright notice.
4597 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4599 * doc/extend.texi (AVR Built-in Functions): Document
4600 __builtin_avr_flash_segment.
4602 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4603 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4604 (*split.flash_segment): New insn-and-split.
4605 * config/avr/avr.c (avr_init_builtins): Add local variables:
4606 const_memx_void_node, const_memx_ptr_type_node,
4607 char_ftype_const_memx_ptr.
4609 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4611 PR tree-optimization/52445
4612 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4613 add ssa_name_ver, offset and size fields and change store field
4615 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4616 (add_or_mark_expr): Likewise. Only consider previous stores
4617 with the same size and offset.
4618 (nt_init_block): Only look at gimple_assign_single_p stmts,
4619 doesn't look at rhs2.
4621 2012-03-01 Richard Guenther <rguenther@suse.de>
4624 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4625 conversions from integral types to pointer types.
4627 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4629 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4630 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4631 unintentionally removed in r184616.
4633 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4635 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4638 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4639 Uros Bizjak <ubizjak@gmail.com>
4642 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4643 alternatives, add "e" constraint to the new last alternative
4644 and ! to last 3 alternatives.
4646 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4648 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4649 DW_AT_artificial attributes at the end of the processing.
4650 (gen_array_type_die): Likewise.
4651 (gen_enumeration_type_die): Likewise.
4652 (gen_struct_or_union_type_die): Likewise.
4653 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4656 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4659 * expr.c (expand_assignment): If doing misaligned store that doesn't
4660 cover all mode bits, perform a RMW cycle.
4662 PR tree-optimization/52429
4663 * tree-parloops.c (separate_decls_in_region_debug): Return early
4664 if var is LABEL_DECL.
4666 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4668 PR tree-optimization/52424
4669 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4670 calling dom_thread_across_edge.
4672 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4674 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4676 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4678 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4679 * config/avr/avr.c (avr_output_bld): Remove unused function.
4680 (avr_out_sbxx_branch): Use "%T" to print bit position.
4682 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4684 * config/avr/avr.md: Untabify.
4686 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4688 * config/avr/avr.md (eqne): New code iterator.
4689 (*dec-and-branchsi): Use it in text peephole's condition.
4690 (*dec-and-branchhi): Ditto.
4691 (*dec-and-branchqi): Ditto.
4693 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4696 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4697 the device does not have the skip-bug.
4699 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4701 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4702 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4703 -mpretend-cmove): New.
4705 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4708 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4709 doesn't count DEBUG_INSN refs.
4710 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4711 for DEBUG_INSN refs.
4713 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4717 2012-02-20 Richard Guenther <rguenther@suse.de>
4718 PR tree-optimization/52298
4719 * tree-vect-stmts.c (vectorizable_load): Properly use
4720 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4723 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4726 * gimple.h (gimple_in_transaction): New.
4727 (gimple_set_in_transaction): New.
4728 (struct gimple_statement_base): Add in_transaction field.
4729 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4731 (tree_ssa_lim_initialize): Compute transaction bits.
4732 * tree.h (compute_transaction_bits): Protoize.
4733 * trans-mem.c (tm_region_init): Use the heap to store BB
4735 (compute_transaction_bits): New.
4737 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4739 * gcc.c (display_help): Document --help=common and sort entries
4742 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4744 * doc/install.texi: Document check-$LANG specific shortcuts
4746 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4749 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4751 * config/arm/arm_neon.h: Regenerate.
4752 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4753 (neon_vcgeu): New insn.
4754 (neon_vcgtu): Likewise.
4755 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4756 (ops): Unsigned comparison intrinsics call a different
4759 2012-02-28 Richard Guenther <rguenther@suse.de>
4762 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4763 ordering for the VEC_CONCAT for two element vectors for
4764 V2SFmode, V2SImode and V2DImode.
4766 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4769 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4770 detecting big-endian triplets.
4772 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4774 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4775 mode if there is no type information available.
4777 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4779 PR tree-optimization/53207
4780 * doc/invoke.texi: Document as experimental and relying on graphite.
4782 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4784 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4785 of initializer to changes from r184614.
4787 2012-02-28 Richard Guenther <rguenther@suse.de>
4789 PR tree-optimization/52395
4790 * tree-sra.c (build_ref_for_offset): Also look at the base
4791 TYPE_ALIGN when figuring out the alignment of the replacement.
4793 2012-02-28 Richard Guenther <rguenther@suse.de>
4795 PR tree-optimization/52402
4796 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4797 mis-aligned types when creating the accesses at the call site.
4799 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4801 * config/avr/builtins.def: New file.
4802 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4803 * config/avr/avr.c (enum avr_builtin_id): Use it.
4804 (avr_init_builtins): Use it. And use avr_bdesc.
4805 (bdesc_1arg): Remove.
4806 (bdesc_2arg): Remove.
4807 (bdesc_3arg): Remove.
4808 (struct avr_builtin_description): Add field n_args.
4809 (avr_bdesc): New static variable using builtins.def.
4810 (avr_expand_builtin): Use it.
4811 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4812 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4813 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4815 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4818 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4819 match only one single hard register with respective hard reg rtx.
4820 (movmemx_<mode>): Ditto.
4821 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4822 insn anatomy of movmem[x]_<mode>.
4823 (avr_out_movmem): Same for printing assembler and operand usage.
4825 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4829 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4830 address spaces located outside of device flash.
4832 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4833 (mcu_type_s): Add field n_flash.
4834 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4835 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4836 (AVR_MCU): Add N_FLASH argument.
4837 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4838 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4839 macro __FLASH<n> if that address space makes sense for the device.
4840 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4841 outside of target flash.
4842 (avr_asm_named_section): Ditto.
4843 (avr_asm_select_section): Ditto.
4844 (avr_addr_space_convert): Ditto.
4845 (avr_emit_movmemhi): Ditto.
4846 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4847 address space is outside of device flash.
4848 (avr_insert_attributes): Ditto.
4849 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4850 avr_current_arch->n_segments.
4852 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4855 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4857 (*movabs<mode>_2): Likewise.
4859 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4862 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4863 s_register_operand in the test instead of REG_P. Don't call
4864 gen_reg_rtx if it won't be used.
4866 PR tree-optimization/52376
4867 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4869 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4871 * ifcvt.c (noce_get_condition): Check condition variable is not
4872 small_register_classes_for_mode_p before accepting.
4874 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4876 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4878 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4881 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4882 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4884 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4886 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4888 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4890 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4892 * config/sh/predicates.md: Remove blank lines.
4893 * config/sh/sh.c: Fix typos in comments.
4894 * config/sh/constraints.md: Likewise.
4895 * config/sh/sh.md: Remove blank lines.
4896 Fix typos in comments. Use ;; as comment characters.
4898 2012-02-26 Walter Lee <walt@tilera.com>
4900 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4901 (replace_mov_pcrel_step2): Ditto.
4903 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4906 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4907 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4908 and locs that reference values newer than the non-canonical value
4909 at hand. Return the canonical value as a worst case.
4910 (memrefs_conflict_p): Walk canonical value's locs.
4913 * cselib.c (preserve_only_constants): Rename to...
4914 (preserve_constants_and_equivs): ... this. Split out...
4915 (invariant_or_equiv_p): ... this. Preserve plus expressions
4916 of other preserved expressions too.
4917 (cselib_reset_table): Adjust.
4918 * var-tracking.c (reverse_op): Use canonical value to build
4921 2012-02-23 Kai Tietz <ktietz@redhat.com>
4923 * config/i386/i386.c (ix86_delegitimize_address): Handle
4924 UNSPEC_PCREL plus displacement.
4926 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4929 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4930 to test for unusedness in st X addressing.
4932 2012-02-24 Richard Guenther <rguenther@suse.de>
4935 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4936 (is_gimple_reg_type): Move inline ...
4937 * gimple.h (is_gimple_reg_type): ... here.
4939 2012-02-24 Richard Guenther <rguenther@suse.de>
4942 * passes.c (execute_function_todo): When verifying SSA form
4943 verify gimple form first.
4944 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4946 2012-02-24 Richard Guenther <rguenther@suse.de>
4949 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4950 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4952 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4954 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4956 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4958 * tree-phinodes.c (make_phi_node): Mark static.
4959 * tree-flow.h (make_phi_node): Remove extern decl.
4960 * doc/gimple.texi (make_phi_node): Remove documentation.
4962 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4964 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4965 * tree-ssa-sccvn.c (print_scc): Ditto.
4967 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4969 * doc/passes.texi (Full redundancy elimination): Fix typo.
4971 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4973 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4975 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4978 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4980 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4983 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4985 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4987 * config/avr/avr.md (code_stdname): Add ior, xor.
4988 (xior): New code iterator.
4989 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4990 (*<code_stdname><mode>qi.byte1-3): Ditto.
4992 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4994 PR tree-optimization/52019
4995 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4998 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5000 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5001 HAVE_INITFINI_ARRAY to work around namespace pollution in
5002 certain versions of newlib system headers.
5003 * config.in: Regenerate.
5004 * configure: Regenerate.
5005 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5006 instead of HAVE_INITFINI_ARRAY.
5008 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5011 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5012 is not offsettable memory reference.
5014 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5017 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5018 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5020 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5022 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5023 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5025 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5027 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5028 library on Solaris 8 even without TLS support.
5029 * configure: Regenerate.
5031 2012-02-22 Richard Guenther <rguenther@suse.de>
5034 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5035 for GIMPLE_DEBUG stmts.
5037 2012-02-22 Martin Jambor <mjambor@suse.cz>
5040 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5041 according to the base object.
5043 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5045 PR rtl-optimization/50063
5046 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5047 and 2 (8-bit SP) in operand 2.
5048 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5049 setup to use movhi_sp_r instead of vanilla move to write SP.
5050 Adjust REG_CFA notes to superseed unspec.
5051 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5053 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5054 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5055 irq_state 1 (IRQ known to be on) here.
5057 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5059 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5061 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5062 assign_hard_reg): Likewise.
5064 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5066 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5068 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5071 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5072 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5074 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5076 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5077 prototype from here to...
5078 * config/avr/avr.h: ...here.
5080 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5083 * thumb2.md (thumb2_shiftsi3_short): Split register and
5084 immediate shifts. For register shifts tie operands 0 and 1.
5085 (peephole2 for above): Check that register-controlled shifts
5086 have suitably tied operands.
5088 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5091 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5092 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5093 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5094 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5095 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5096 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5097 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5098 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5099 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5100 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5101 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5102 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5103 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5104 bdver1_ssevector_avx256_unaligned_load,
5105 bdver1_ssevector_sse128_unaligned_load,
5106 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5107 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5108 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5109 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5110 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5111 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5112 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5113 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5114 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5115 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5116 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5117 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5118 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5119 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5120 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5121 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5122 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5123 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5124 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5125 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5126 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5127 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5128 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5129 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5130 bdver1_ssediv_double_load, bdver1_ssediv_double,
5131 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5132 Add "bdver2" attribute.
5134 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5136 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5137 default if possible and not specified otherwise.
5139 2012-02-21 Richard Guenther <rguenther@suse.de>
5142 * gimplify.c (create_tmp_from_val): Use the main variant type
5143 for the type of the temporary we create.
5145 2012-02-21 Richard Guenther <rguenther@suse.de>
5147 PR tree-optimization/52324
5148 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5149 do not gimplify a MEM_REF address operand if it is already
5152 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5154 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5155 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5157 2012-02-21 Richard Guenther <rguenther@suse.de>
5159 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5160 nested_in_vect_loop.
5162 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5164 PR tree-optimization/52318
5165 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5166 vdef also to non-pure/const call stmts in the sequence.
5168 2012-02-20 David S. Miller <davem@davemloft.net>
5170 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5171 don't use the "rd %pc" instruction on v9 for PIC register loads.
5173 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5176 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5177 in a transaction safe function.
5179 2012-02-20 Kai Tietz <ktietz@redhat.com>
5182 * stor-layout.c (place_field): Handle desired_align for
5185 2012-02-20 Richard Guenther <rguenther@suse.de>
5187 PR tree-optimization/52298
5188 * tree-vect-stmts.c (vectorizable_store): Properly use
5189 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5191 (vectorizable_load): Likewise.
5192 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5193 Access DR_STEP after ensuring it is not NULL.
5195 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5197 PR tree-optimization/52286
5198 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5199 optimization use double_int_to_tree instead of build_int_cst_wide,
5200 rewrite to use double_int vars.
5202 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5205 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5207 Remove -e 0 from $gcc_cv_ld invocation.
5208 Only use __GLIBC_PREREQ if defined.
5209 Enable on Solaris since Solaris 8 patch.
5210 (gcc_SUN_LD_VERSION): New macro.
5211 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5212 gcc_SUN_LD_VERSION for version number format.
5213 * configure: Regenerate.
5214 * varasm.c (get_elf_initfini_array_priority_section): Set
5215 SECTION_NOTYPE for non-default priority.
5216 Use get_section instead of get_unnamed_section to emit
5217 .init_array/.fini_array with default priority.
5219 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5221 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5222 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5223 (mips_start_unique_function, mips_output_mips16_rdhwr)
5224 (mips_code_end): New functions.
5225 (TARGET_ASM_CODE_END): Define.
5227 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5229 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5230 to stubs with non-sibling calls.
5232 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5234 * doc/invoke.texi (-fira-* options): Copy-edit.
5235 (ira-* parameters): Copy-edit.
5237 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5239 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5240 GCC coding conventions.
5242 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5244 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5245 when used as adjectives.
5247 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5249 * doc/invoke.texi: Clean up "that"/"which" confusion.
5251 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5253 * system.h: Poison SMALL_REGISTER_CLASSES
5254 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5255 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5257 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5259 PR tree-optimization/52285
5260 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5261 when deciding if a call is a tail call or tail recursion.
5263 2012-02-16 Kai Tietz <ktietz@redhat.com>
5265 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5266 interger-constant displacement for UNSPEC_PCREL.
5268 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5270 PR rtl-optimization/52208
5271 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5272 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5274 PR tree-optimization/52255
5275 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5276 loop->header has virtual PHI, but exit_e->dest doesn't, add
5277 virtual PHI to exit_e->dest and adjust all uses after the loop.
5280 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5281 children with clone_tree_hash, not after it.
5283 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5285 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5286 extended identifiers.
5288 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5291 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5292 a same_body_alias, also test whether e->callee isn't a former
5293 or current clone of the decl this is a same body alias of.
5295 PR translation/52264
5296 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5298 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5300 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5302 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5305 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5306 force_reg instead of copy_to_reg for better optimization. Force
5307 non-register or memory operands into a register.
5309 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5311 * extend.texi: Reserve upper bits of memory model for future use.
5313 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5314 Anatoly Sokolov <aesok@post.ru>
5315 Eric Weddington <eric.weddington@atmel.com>
5318 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5319 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5320 Rewrite initializers for .macro.
5321 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5322 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5323 atxmega32d4, atxmega32x1.
5324 avrxmega4: atxmega64a3, atxmega64d3.
5325 avrxmega5: atxmega64a1, atxmega64a1u.
5326 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5327 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5328 avrxmega7: atxmega128a1, atxmega128a1u.
5329 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5330 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5331 (struct base_arch_s): Rename reserved to xmega_p.
5332 Rename reserved2 to have_rampd.
5333 (AVR_XMEGA): New define.
5334 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5335 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5336 * config/avr/predicates.md (io_address_operand): Take into
5338 (low_io_address_operand): Ditto.
5339 (high_io_address_operand): Ditto.
5340 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5341 (enabled, movhi_sp_r): Use them.
5342 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5343 cpp_define_formatted to built-in define __AVR_ARCH__.
5344 (__AVR_XMEGA__): New built-in define.
5345 (__AVR_HAVE_RAMPD__): New built-in define.
5346 (__AVR_HAVE_RAMPX__): New built-in define.
5347 (__AVR_HAVE_RAMPY__): New built-in define.
5348 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5350 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5351 (avr_option_override): Initialize them.
5352 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5353 (avr_init_expanders): Initialize them. No more block several calls.
5354 (emit_push_sfr): New static function.
5355 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5357 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5358 (avr_print_operand): Print addreeses as symbols for
5359 RAMPX, RAMPY, RAMPD, CCP.
5360 (output_movhi): Handle AVR_XMEGA when writing to SP.
5361 (avr_out_movhi_mr_r_xmega): New static function.
5362 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5363 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5364 __RAMPD__, __CCP__ as needed.
5366 * config/avr/multilib.h: Regenerate.
5367 * config/avr/t-multilib: Regenerate.
5368 * config/avr/avr-tables.opt: Regenerate.
5370 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5372 PR tree-optimization/50561
5373 * graphite-flattening.c (lst_project_loop): Do not
5374 remove old scattering dimensions after flattening.
5375 (lst_do_flatten): Likewise.
5377 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5379 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5380 __builtin_avr_map8, __builtin_avr_map16.
5381 Document __builtin_avr_insert_bits.
5383 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5384 (insert_bits): New insn.
5385 (adjust_len.map_bits): Rename to insert_bits.
5386 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5387 * avr-protos.h (avr_out_map_bits): Remove.
5388 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5389 * config/avr/constraints.md (Cxf,C0f): New.
5390 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5391 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5392 New built-in define __BUILTIN_AVR_INSERT_BITS.
5393 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5394 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5395 (avr_move_bits): Rewrite.
5396 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5398 (avr_map_op_t): New typedef.
5399 (avr_map_op): New static variable.
5400 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5401 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5402 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5403 (bdesc_3arg, avr_expand_triop_builtin): New.
5404 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5405 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5406 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5407 (avr_map_equal_p, avr_map_sig_p): Remove.
5408 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5409 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5410 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5411 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5412 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5413 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5415 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5417 * config/c6x/c6x.md (reserve_cycles): New attribute.
5418 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5419 don't reserve functional units after the branch occurs.
5421 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5424 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5425 functions into non-tm_pure functions.
5427 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5430 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5431 (iterative_hash_canonical_type): Likewise.
5432 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5435 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5437 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5438 sched-group insn, it either remains alone or the entire list is pruned.
5440 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5442 * doc/install.texi (Prerequisites): Fix grammar.
5443 (Configuration): Likewise.
5445 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5447 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5448 MPC as part of GCC before describing configuring with --with-gmp etc.
5449 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5450 sources are present.
5452 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5455 * dwarf2out.c (clone_tree_hash): New function.
5456 (copy_decls_walk): Use it instead of clone_tree.
5458 2012-02-14 Richard Guenther <rguenther@suse.de>
5460 PR tree-optimization/52244
5461 PR tree-optimization/51528
5462 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5463 replacements for integral types.
5465 2012-02-14 Walter Lee <walt@tilera.com>
5467 * config.gcc: Handle tilegx and tilepro.
5468 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5470 Add HAVE_AS_TLS check for tilegx and tilepro.
5471 * configure: Regenerate.
5472 * doc/contrib.texi: Add Mat Hostetter and self.
5473 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5474 Document instruction intrinsics and network accessing intrinsics.
5475 (TILEPro Built-in Functions): New node. Document instruction
5476 intrinsics and network accessing intrinsics.
5477 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5478 (Specific, tilepro-*-linux*): Likewise.
5479 * doc/invoke.texi (TILE-Gx Options): New section.
5480 (TILEPro Options): New section.
5481 * doc/md.texi (TILE-Gx): New section.
5482 (TILEPro): New section.
5483 * common/config/tilegx/tilegx-common.c: New file.
5484 * common/config/tilepro/tilepro-common.c: New file.
5485 * config/tilegx/constraints.md: New file.
5486 * config/tilegx/linux.h: New file.
5487 * config/tilegx/mul-tables.c: New file.
5488 * config/tilegx/predicates.md: New file.
5489 * config/tilegx/sync.md: New file.
5490 * config/tilegx/t-tilegx: New file.
5491 * config/tilegx/tilegx-builtins.h: New file.
5492 * config/tilegx/tilegx-c.c: New file.
5493 * config/tilegx/tilegx-generic.md: New file.
5494 * config/tilegx/tilegx-modes.def: New file.
5495 * config/tilegx/tilegx-multiply.h: New file.
5496 * config/tilegx/tilegx-protos.h: New file.
5497 * config/tilegx/tilegx.c: New file.
5498 * config/tilegx/tilegx.h: New file.
5499 * config/tilegx/tilegx.md: New file.
5500 * config/tilegx/tilegx.opt: New file.
5501 * config/tilepro/constraints.md: New file.
5502 * config/tilepro/gen-mul-tables.cc: New file.
5503 * config/tilepro/linux.h: New file.
5504 * config/tilepro/mul-tables.c: New file.
5505 * config/tilepro/predicates.md: New file.
5506 * config/tilepro/t-tilepro: New file.
5507 * config/tilepro/tilepro-builtins.h: New file.
5508 * config/tilepro/tilepro-c.c: New file.
5509 * config/tilepro/tilepro-generic.md: New file.
5510 * config/tilepro/tilepro-modes.def: New file.
5511 * config/tilepro/tilepro-multiply.h: New file.
5512 * config/tilepro/tilepro-protos.h: New file.
5513 * config/tilepro/tilepro.c: New file.
5514 * config/tilepro/tilepro.h: New file.
5515 * config/tilepro/tilepro.md: New file.
5516 * config/tilepro/tilepro.opt: New file.
5518 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5520 PR tree-optimization/52210
5521 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5522 vect_model_simple_cost with two entry vect_def_type array instead
5523 of an address of dt.
5525 2012-02-14 Richard Guenther <rguenther@suse.de>
5528 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5529 Do not stream DECL_QUALIFIER.
5530 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5531 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5532 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5534 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5537 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5540 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5543 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5544 * cselib.c (cselib_subst_to_values_from_insn): New function.
5545 * sched-deps.c (add_insn_mem_dependence,
5546 sched_analyze_1, sched_analyze_2): Use it.
5548 2012-02-13 Jan Hubicka <jh@suse.cz>
5551 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5553 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5555 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5556 (GTM_SELF_SPECS): Define if not already defined.
5557 (driver_self_specs): Add GTM_SELF_SPECS.
5558 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5559 (GTM_SELF_SPECS): Define.
5560 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5561 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5563 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5565 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5568 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5571 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5572 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5574 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5577 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5579 2012-02-13 Richard Guenther <rguenther@suse.de>
5581 PR translation/52211
5582 * passes.c (enable_disable_pass): Fix typo.
5584 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5587 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5588 XOR for reduce_bit_field if type is unsigned.
5590 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5592 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5593 disallow changes from SFmode to mode with different size in FP regs.
5595 2012-02-12 Robert Millan <rmh@gnu.org>
5596 Gerald Pfeifer <gerald@pfeifer.com>
5598 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5601 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5603 PR rtl-optimization/52175
5604 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5605 to frame-related instructions.
5607 2012-02-10 Jason Merrill <jason@redhat.com>
5610 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5611 (demangle_new_symbols): Fill it.
5612 (scan_linker_output): Walk it.
5613 (start_tweaking): Split out from scan_linker_output.
5614 (maybe_tweak): Update sym->chosen.
5615 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5617 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5620 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5622 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5624 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5625 having the same mode as previous compare.
5627 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5629 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5630 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5631 (nonlocal_goto_internal): Likewise.
5632 (nonlocal_goto): Emit a use and an indirect jump directly.
5634 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5637 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5638 __atomic_{is,always}_lock_free.
5640 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5643 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5644 negative constant address for x32.
5646 2012-02-10 Richard Henderson <rth@redhat.com>
5648 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5649 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5650 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5652 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5653 Ira Rosen <irar@il.ibm.com>
5655 PR tree-optimization/50031
5656 * targhooks.c (default_builtin_vectorization_cost): Handle
5658 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5659 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5660 all types of reduction and pattern statements.
5661 (vect_estimate_min_profitable_iters): Likewise.
5662 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5663 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5664 for explicit realigns.
5665 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5666 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5668 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5669 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5670 vec_perm for VSX and handle vec_promote_demote.
5672 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5675 * builtins.c (fold_builtin_atomic_always_lock_free,
5676 expand_builtin_atomic_always_lock_free,
5677 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5678 Return and/or test boolean_true_node/boolean_false_node instead of
5679 integer_one_node/integer_zero_node.
5681 2012-02-10 Jan Hubicka <jh@suse.cz>
5684 * predict.c (predict_paths_for_bb): Prevent looping.
5685 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5687 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5689 * config/arm/arm.c (output_move_double): In one case properly
5690 count number of instructions that will be emitted.
5692 2012-02-10 Richard Guenther <rguenther@suse.de>
5694 PR translation/52193
5695 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5697 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5700 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5702 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5705 * var-tracking.c (emit_note_insn_var_location): If
5706 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5707 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5708 non-NOTE_DURING_CALL_P insn.
5710 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5713 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5715 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5718 * gcc.c (switch_matches) Support switches with separated form,
5721 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5723 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5725 (RAMPZ_ADDR): Ditto.
5726 * config/avr/avr.c (avr_addr_t): New typedef.
5727 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5728 (avr_init_expanders): Initialize it.
5729 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5731 (expand_epilogue): Ditto.
5732 (avr_print_operand): Ditto.
5733 (avr_file_start): Ditto.
5734 (avr_emit_movmemhi): Ditto.
5736 2012-02-08 Richard Guenther <rguenther@suse.de>
5738 PR tree-optimization/46886
5739 * tree-flow.h (do_while_loop_p): Declare.
5740 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5741 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5743 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5745 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5746 always succeed for integers larger than a native word.
5748 2012-02-08 Richard Guenther <rguenther@suse.de>
5750 PR rtl-optimization/52170
5751 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5752 properly handle integer vector modes.
5754 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5756 PR gcov-profile/52150
5757 * coverage.c: Include target.h.
5758 (build_var): Call targetm.strip_name_encoding on the assembler name.
5759 Change one _ into . or $ if the target allows it.
5760 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5762 PR rtl-optimization/52139
5763 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5764 is a BARRIER after emit_insn_after_noloc, move BB_END
5765 to the last non-BARRIER insn before it.
5767 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5770 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5771 (mips_gimplify_va_arg_expr): Call it instead of
5772 std_gimplify_va_arg_expr.
5774 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5776 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5777 message for -mno-pointers-to-nested-function.
5779 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5782 * expr.c (get_inner_reference): If there is an offset, add a negative
5783 bit position to it (if any).
5785 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5787 PR rtl-optimization/52060
5788 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5789 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5790 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5791 and/or i0src_copy2 when needed.
5793 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5795 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5796 or LTOPLUGINSONAME if have_c.
5798 * config/freebsd-spec.h: Add comment about what macros can be defined
5800 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5801 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5804 2012-02-07 Richard Guenther <rguenther@suse.de>
5806 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5807 newline in -alias dumps.
5809 2012-02-07 Kai Tietz <ktietz@redhat.com>
5810 Dave Korn <dave.korn.cygwin@gmail.com>
5813 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5814 Take care that typinfo gets dllexport-attribute.
5816 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5819 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5820 if modifier < EXPAND_SUM call force_operand on the result.
5822 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5824 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5825 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5827 (epiphany_function_type): Replace types for specific interrupts with
5828 EPIPHANY_FUNCTION_INTERRUPT.
5829 (EPIPHANY_INTERRUPT_P): Update.
5830 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5831 New static function.
5832 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5833 <disinterrupt>: Affects type identity.
5834 (epiphany_handle_interrupt_attribute): Handle variable number of
5836 (epiphany_compute_function_type): Update for new
5837 epiphany_function_type definition.
5838 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5839 handlers with a longcall forwarder.
5840 (epiphany_start_function): Handle multiple interrupt arguments and/or
5841 forwarder_section attribute.
5843 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5846 2012-02-07 Alan Modra <amodra@gmail.com>
5849 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5852 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5854 PR tree-optimization/50969
5855 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5856 use vec_perm rather than vector_stmt.
5857 (vect_model_load_cost): Likewise.
5858 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5859 vec_perm to be the same as other vector statements.
5860 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5861 cost of vec_perm for TARGET_VSX.
5863 2012-02-06 Richard Guenther <rguenther@suse.de>
5865 PR tree-optimization/52115
5866 * tree-sra.c (access_has_replacements_p): New function.
5867 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5869 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5872 * trans-mem.c (expand_call_tm): Add an assertion.
5873 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5876 2012-02-06 Richard Guenther <rguenther@suse.de>
5878 PR tree-optimization/50955
5879 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5880 raise cost of expressions that replace an address with an
5881 expression based on a different pointer.
5883 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5886 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5887 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5889 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5892 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5893 -Weffc++ and specify guidelines come from second edition.
5895 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5897 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5898 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5899 (call_direct_split, call_value_split, call_value_internal_direct)
5900 (call_value_direct_split, call_value_multiple_split): Use jal and
5901 jal_macro attributes.
5903 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5905 * reload1.c (reload_regs_reach_end_p): Replace with...
5906 (reload_reg_rtx_reaches_end_p): ...this function.
5907 (new_spill_reg_store): Update commentary.
5908 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5909 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5910 before setting new_spill_reg_store.
5911 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5912 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5913 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5914 for non-spill reload registers.
5916 2012-02-05 Ira Rosen <irar@il.ibm.com>
5918 PR tree-optimization/52091
5919 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5920 (vect_is_simple_use_1): Likewise.
5921 * tree-vect-loop.c (vectorizable_reduction): Update calls
5922 to vect_is_simple_use_1 and vect_is_simple_use.
5923 (vectorizable_live_operation): Likewise.
5924 * tree-vect-patterns.c (widened_name_p,
5925 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5926 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5927 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5928 vectorizable_shift,vectorizable_operation, vectorizable_store,
5929 vectorizable_load): Likewise.
5930 (vect_is_simple_cond): Add an argument, pass it to
5931 vect_is_simple_use_1.
5932 (vectorizable_condition): Update calls to vect_is_simple_cond,
5934 (vect_is_simple_use): Add an argument, the statement in which
5935 OPERAND is used. Check that if OPERAND's def stmt is a double
5936 reduction phi node, the use is a phi node too.
5937 (vect_is_simple_use_1): Add an argument, pass it to
5939 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5940 to vect_is_simple_use.
5942 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5944 PR rtl-optimization/52095
5945 * modulo-sched.c (dump_insn_locator): New function.
5946 (loop_canon_p, sms_schedule): Use it.
5948 PR rtl-optimization/52113
5949 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5950 even for decomposable shift/zext insns.
5952 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5953 Zdenek Dvorak <ook@ucw.cz>
5955 PR rtl-optimization/52092
5956 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5957 on get_iv_value result.
5959 2012-02-02 Andrew Pinski <apinski@cavium.com>
5963 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5965 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5968 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5970 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5972 PR rtl-optimization/49800
5973 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5974 (sched_finish): Call regstat_free_n_sets_and_refs.
5976 2012-02-02 Jia Liu <proljc@gmail.com>
5978 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5981 2012-02-02 Jan Hubicka <jh@suse.cz>
5982 Tom de Vries <tom@codesourcery.com>
5985 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5986 * varpool.c (varpool_analyze_pending_decls): Likewise.
5988 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5989 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5991 * config.gcc: Add cr16-* support.
5993 * doc/extend.texi: Document cr16 extensions.
5994 * doc/install.texi: Document cr16 install.
5995 * doc/invoke.texi: Document cr16 options.
5996 * doc/md.texi: Document cr16 constraints.
5998 * common/config/cr16/cr16-common.c: New file.
5999 * config/cr16/cr16.c: New file.
6000 * config/cr16/cr16.h: New file.
6001 * config/cr16/cr16.md: New file.
6002 * config/cr16/cr16.opt: New file.
6003 * config/cr16/cr16-protos.h: New file.
6004 * config/cr16/predicates.md: New file.
6005 * config/cr16/constraints.md: New file.
6006 * config/cr16/t-cr16: New file.
6008 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6011 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6012 that operands[2] is either immediate, or q_regs_operand.
6014 PR tree-optimization/52073
6015 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6016 a pattern stmt for pattern uses, ignore uses outside of the loop.
6018 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6020 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6021 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6022 (OUT_AS1, OUT_AS2): Remove.
6024 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6026 PR rtl-optimization/51374
6027 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6028 to cross other volatile_refs_p insns.
6030 2012-02-01 Richard Guenther <rguenther@suse.de>
6032 * doc/invoke.texi (fno-inline): Clarify documentation.
6033 (finline-small-functions): Likewise.
6034 (finline-functions): Likewise.
6035 * common.opt (finline): Adjust comment and documentation.
6036 (finline-small-functions): Clarify documentation.
6037 (finline-functions): Likewise.
6038 (finline-functions-called-once): Likewise.
6040 2012-02-01 Tristan Gingold <gingold@adacore.com>
6042 * c-typeck.c (composite_type): Keep mode for pointers.
6044 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6046 * function.h (regno_reg_rtx): Adjust comment.
6047 * reginfo.c (init_reg_modes_target): Only use the previous mode
6048 if it fits within one register. Remove MIPS comment.
6050 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6053 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6055 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6057 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6058 to srak instruction.
6060 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6062 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6064 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6069 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6071 2012-01-31 Richard Guenther <rguenther@suse.de>
6073 PR tree-optimization/51528
6074 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6077 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6082 * ree.c (add_removable_extension): Change def_map argument
6083 to unsigned *, store in def_map 1 + offset into *insn_list vector
6084 instead of pointers into the vector.
6085 (find_removable_extensions): Adjust caller.
6087 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6089 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6090 Transform all "* quoted-c-code" to { c-code }.
6091 Remove redundant test for "optimize" in combine patterns.
6092 Move (include "avr-dimode.md") to end of file.
6094 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6097 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6098 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6100 2012-01-30 Richard Guenther <rguenther@suse.de>
6102 PR tree-optimization/52028
6103 * tree-loop-distribution.c (ldist_gen): Properly update
6106 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6109 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6110 set_cur_line_info_table if not emitting debug info.
6112 PR tree-optimization/52046
6113 * tree-vect-patterns.c (check_bool_pattern): Give up if
6114 a comparison could throw.
6117 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6119 2012-01-30 Richard Guenther <rguenther@suse.de>
6121 PR tree-optimization/52045
6122 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6123 SSA form if cfgcleanup did anything.
6125 2012-01-30 Richard Guenther <rguenther@suse.de>
6127 PR tree-optimization/52045
6128 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6129 before computing final todo.
6131 2012-01-30 Richard Guenther <rguenther@suse.de>
6133 PR tree-optimization/51528
6134 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6137 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6139 * df-problems.c (df_kill_notes): Check that the use refers
6140 to the note under examination.
6142 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6145 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6146 parameter and use short-lived pseudos.
6147 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6148 (sparc_expand_vector_init): Const-ify local variables and adjust
6149 calls to above functions.
6151 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6153 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6155 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6157 * doc/invoke.texi: Make usage of "compile time" and
6158 "run time"/"runtime" consistent throughout the file.
6160 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6162 * config/alpha/alpha.c (alpha_option_override): Default to
6163 full IEEE compliance mode for Go language.
6165 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6167 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6168 (LINK_SSP_SPEC): Define.
6170 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6173 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6176 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6178 * doc/invoke.texi: Correct hyphenation of "floating point",
6179 "double precision", and related terminology throughout the file.
6181 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6184 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6185 arm_general_register_operand predicate for operand 2 instead of
6188 2012-01-27 Ian Lance Taylor <iant@google.com>
6191 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6192 * builtins.c (expand_builtin_init_trampoline): Add onstack
6193 parameter. Change caller.
6194 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6195 * tree.c (build_common_builtin_nodes): Declare
6196 __builtin_init_heap_trampoline.
6198 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6200 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6201 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6202 * config/avr/avr.c: Ditto.
6203 (avr_regnames): Remove because unused.
6204 * config/avr/avr.md (*cpse.ne): New peephole.
6205 (*cpse.eq): New peephole from former cpse peepholes.
6207 2012-01-27 Michael Eager <eager@eagercon.com>
6209 * config/microblaze.c (microblaze_emit_compare): Correct
6210 test after pcmp instruction.
6212 2012-01-27 Richard Guenther <rguenther@suse.de>
6214 PR tree-optimization/52020
6215 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6217 2012-01-27 Richard Guenther <rguenther@suse.de>
6219 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6220 function non-const/pure.
6222 2012-01-27 Richard Guenther <rguenther@suse.de>
6224 PR tree-optimization/50444
6225 * tree-sra.c (build_ref_for_offset): Properly adjust the
6226 MEM_REF type for unaligned accesses.
6228 2012-01-27 Richard Guenther <rguenther@suse.de>
6230 PR tree-optimization/50444
6231 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6232 (expand_assignment): Use it. Properly handle misaligned
6233 bases when expanding stores to component references.
6234 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6237 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6240 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6241 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6242 * tree-data-ref.c (find_data_references_in_loop): Make static.
6243 (compute_all_dependences): Change return type to bool. Bail out
6244 for too many datarefs in a loop. Move the hunk resetting the data
6245 dependences vector from ...
6246 (compute_data_dependences_for_loop): ... here. Account for
6247 compute_all_dependences returning false.
6248 (compute_data_dependences_for_bb): Likewise.
6249 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6250 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6252 2012-01-27 Richard Guenther <rguenther@suse.de>
6255 * expr.c (store_field): Use the alias-set of the scratch memory
6258 2012-01-27 Tom de Vries <tom@codesourcery.com>
6260 PR tree-optimization/51990
6261 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6263 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6265 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6268 * var-tracking.c (reverse_op): Don't add any reverse operation
6269 if V already has any constant locations.
6271 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6273 * doc/invoke.texi: Correct usage of "command line" (noun)
6274 vs "command-line" (adjective) throughout.
6276 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6278 * doc/invoke.texi (Language Independent Options): Move
6279 -Wcoverage-mismatch blurb from here....
6280 (Warning Options): ...to here.
6282 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6284 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6285 Set rs6000_always_hint to false for 476.
6287 2012-01-27 Matthias Klose <doko@ubuntu.com>
6289 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6291 * incpath.c (add_standard_paths): Likewise.
6293 2012-01-27 Richard Henderson <rth@redhat.com>
6295 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6296 * config/m68k/sync.md (atomic_test_and_set): Rename from
6297 sync_test_and_setqi and adjust the operands.
6298 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6299 and unconditionally enable.
6301 2012-01-27 Richard Henderson <rth@redhat.com>
6303 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6304 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6305 (ldstub): Rename from ldstubqi.
6306 (ldstub<I24MODE>): Remove.
6308 2012-01-27 Richard Henderson <rth@redhat.com>
6310 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6311 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6312 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6313 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6314 * doc/tm.texi: Rebuild.
6316 2012-01-27 Richard Henderson <rth@redhat.com>
6318 * optabs.c (gen_atomic_test_and_set): Remove default.
6319 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6321 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6323 PR rtl-optimization/51978
6324 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6325 (combine_reaching_defs): Likewise.
6326 (struct re_info): Remove.
6327 (add_removable_extension): Remove x and data arguments,
6328 add insn, insn_list and def_map. Use the arguments directly
6329 instead of using struct re_info.
6330 (find_removable_extensions): Don't call add_removable_extension
6331 through note_stores, instead just call it with single_set
6333 (find_and_remove_re): Pass curr_cand->expr instead of
6334 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6336 2012-01-26 Michael Matz <matz@suse.de>
6338 PR tree-optimization/46590
6339 * cfgexpand.c: Revert last change (r183305).
6340 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6342 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6343 checking for emptiness.
6345 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6348 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6349 non-addressable non-BLKmode base correctly.
6351 2012-01-26 Michael Matz <matz@suse.de>
6353 PR tree-optimization/48794
6354 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6355 regions referenced from RESX/EH_DISPATCH.
6357 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6359 * config/s390/s390.h: Make BRANCH_COST an option.
6360 * config/s390/s390.opt: New option -mbranch-cost.
6362 2012-01-26 Richard Henderson <rth@redhat.com>
6364 Revert 2012-01-24 change:
6365 * trans-mem.c (requires_barrier): Do not instrument thread local
6366 variables and emit save/restore for them.
6368 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6371 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6374 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6376 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6379 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6382 Rename __pgm to __flash.
6383 Rename __pgm1 to __flash1.
6384 Rename __pgm2 to __flash2.
6385 Rename __pgm3 to __flash3.
6386 Rename __pgm4 to __flash4.
6387 Rename __pgm5 to __flash5.
6388 Rename __pgmx to __memx.
6389 * doc/extend.texi (AVR Named Address Spaces)
6390 Rename address space names as indicated above.
6391 * config/avr/avr.c (avr_addrspace): Ditto.
6393 * config/avr/avr-protos.h
6394 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6395 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6396 * config/avr/predicates.md: Ditto.
6397 * config/avr/avr.c Ditto, and
6398 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6399 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6401 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6402 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6403 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6404 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6405 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6406 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6407 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6408 * config/avr/avr.c: Ditto.
6409 * config/avr/avr.md: Ditto.
6411 2012-01-25 Jason Merrill <jason@redhat.com>
6414 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6416 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6418 PR tree-optimization/51987
6419 * tree-data-ref.c (get_references_in_stmt): Handle references in
6420 non-volatile GIMPLE_ASM.
6422 2012-01-25 Richard Guenther <rguenther@suse.de>
6424 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6425 bases are dereferenced.
6427 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6429 PR rtl-optimization/48374
6430 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6432 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6434 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6435 compute_data_dependences_for_loop returns false.
6436 * tree-parloops.c (loop_parallel_p): Likewise.
6438 2012-01-25 Richard Guenther <rguenther@suse.de>
6440 * tree.h (get_pointer_alignment_1): Declare.
6441 * builtins.c (get_pointer_alignment_1): New function.
6442 (get_pointer_alignment): Use it.
6444 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6446 PR rtl-optimization/48308
6447 * combine.c (enum undo_kind): Add UNDO_LINKS.
6448 (struct undo): Add member l to other_contents and where.
6449 (do_SUBST_LINK): New.
6451 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6452 (undo_all): Handle UNDO_LINKS.
6454 2012-01-25 Richard Henderson <rth@redhat.com>
6456 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6459 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6461 * optabs.c (gen_atomic_test_and_set): Use each argument.
6463 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6465 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6466 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6467 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6468 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6469 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6470 TARGET_PAIRED_SINGLE_FLOAT.
6472 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6474 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6475 (in_struct, return_val): Remove MEM documentation.
6476 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6477 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6478 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6480 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6481 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6482 * expr.c (store_field): Likewise.
6483 * function.c (assign_stack_temp_for_type): Likewise.
6484 * ifcvt.c (noce_try_cmove_arith): Likewise.
6485 * reload1.c (reload): Likewise.
6486 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6487 (alpha_set_memflags): Likewise.
6488 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6490 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6492 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6494 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6495 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6496 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6498 * cselib.c (cselib_rtx_varies_p): Delete.
6499 (cselib_invalidate_mem): Update call to canon_true_dependence.
6500 * dse.c (record_store, check_mem_read_rtx): Likewise.
6501 (scan_reads_nospill): Likewise.
6502 * cse.c (check_dependence): Likewise.
6503 (cse_rtx_varies_p): Delete.
6504 * expr.c (safe_from_p): Update call to true_dependence.
6505 * ira.c (validate_equiv_mem_from_store): Likewise.
6506 (memref_referenced_p): Likewise.
6507 * postreload-gcse.c (find_mem_conflicts): Likewise.
6508 * sched-deps.c (sched_analyze_2): Likewise.
6509 * store-motion.c (load_kills_store): Likewise.
6510 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6511 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6512 (compute_transp): Update call to canon_true_dependence.
6514 2012-01-25 Richard Henderson <rth@redhat.com>
6516 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6517 (maybe_emit_atomic_test_and_set): New.
6518 (expand_sync_lock_test_and_set): Use it.
6519 (expand_atomic_test_and_set): Likewise.
6520 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6521 the implementation; clarify implementation defined details.
6522 * doc/md.texi (atomic_test_and_set): Document.
6524 2012-01-25 Richard Henderson <rth@redhat.com>
6526 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6528 2012-01-25 Richard Henderson <rth@redhat.com>
6531 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6532 to effect no-op split.
6534 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6537 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6538 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6539 (BT_FN_VOID_PTR_INT_SIZE): New.
6540 (BT_FN_UINT_UINT_VAR): Remove.
6541 (BT_FN_UINT32_UINT32_VAR): New.
6542 (BT_FN_DOUBLE_VPTR): Remove.
6543 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6545 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6546 (_ITM_changeTransactionMode): Same.
6547 (_ITM_memmoveRtWt): Change return type to void.
6548 (_ITM_memcpyRtWt): Same.
6549 (_ITM_memsetW): Same.
6550 (_ITM_RaRD): Change types to double.
6555 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6557 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6558 Patrick Marlier <patrick.marlier@gmail.com>
6560 * trans-mem.c (requires_barrier): Do not instrument thread local
6561 variables and emit save/restore for them.
6563 2012-01-24 Jason Merrill <jason@redhat.com>
6566 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6567 output static aliases.
6569 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6572 * common.opt (-pie, -shared, pie, shared): Change from Common to
6574 * gcc.c (display_help): Display help for -pie and -shared.
6576 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6579 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6580 Remove note on size/offset limitation.
6581 (AVR Variable Attributes): Add example how to read data located
6582 with progmem. Refer to named address spaces.
6583 * doc/invoke.texi (AVR Options): Fix typo.
6585 2012-01-24 Richard Guenther <rguenther@suse.de>
6587 Forward-port to trunk
6588 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6591 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6592 op0 isn't sufficiently aligned and there is movmisalignM
6593 insn for mode, use it to load op0 into a temporary register.
6595 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6598 * target.def (const_not_ok_for_debug_p): New hook.
6599 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6601 * doc/tm.texi: Regenerated.
6602 * dwarf2out.c (const_ok_for_output_1): If
6603 targetm.const_not_ok_for_debug_p returns true, fail.
6604 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6606 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6608 2012-01-23 Kai Tietz <ktietz@redhat.com>
6611 * config/i386/predicates.md (symbolic_operand): Allow
6612 UNSPEC_PCREL as PIC expression for lea.
6613 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6614 * config/i386/i386.c (ix86_delegitimize_address): Handle
6615 UNSPEC_PCREL for none-MEM, too.
6617 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6619 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6620 (ipa_tm_create_version_alias): Same.
6622 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6625 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6626 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6628 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6629 Patrick Marlier <patrick.marlier@gmail.com>
6630 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6633 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6634 simple_object_start_read.
6636 2012-01-23 Richard Guenther <rguenther@suse.de>
6639 PR tree-optimization/51895
6640 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6641 parameter decomposition into BLKmode components.
6643 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6645 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6646 fake variables for restrict-qualified pointers whose pointed-to type
6647 contains a placeholder.
6649 2012-01-23 Richard Guenther <rguenther@suse.de>
6651 PR tree-optimization/51949
6652 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6654 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6656 PR rtl-optimization/51933
6657 * ree.c (transform_ifelse): Return true right away if dstreg is
6658 already wider or equal to cand->mode.
6659 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6660 (make_defs_and_copies_lists): Remove defs_list and copies_list
6661 arguments, add state argument, just truncate state->work_list
6662 instead of always allocating and freeing the vector. Assert that
6663 get_defs succeeds instead of returning 2. Changed return type to bool.
6664 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6665 have ext_src_mode, see if it has been modified already with the
6666 right kind of extension and has been extended before from the
6667 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6668 just return true. Remember the original mode in state->modified array.
6669 (combine_reaching_defs): Add state argument. Don't allocate and
6670 free here def_list, copied_list and vec vectors, instead just
6671 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6672 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6673 Add state variable, clear vectors in it, initialize state.modified
6674 if needed. Free all the vectors at the end and state.modified too.
6675 Don't skip a candidate if the extension expression has been modified.
6677 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6680 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6681 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6682 (extra_options) interix.opt -> i386/interix.opt"
6683 (extra_objs):Add winnt-stubs.o
6684 * configure.ac: Add interix to target_os .comm on PE check.
6685 * configure: Regenerate.
6686 * config/interix3.h: Delete and move bits to..
6687 * config/interix.h: Delete and move bits to..
6688 * config/i386/i386-interix3.h: Delete and move bits to..
6689 * config/i386/i386-interix.h: ..here.
6690 (TARGET_CPU_DEFAULT): Remove redefinition.
6691 (TARGET_ASM_CONSTRUCTOR): Undefine.
6692 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6693 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6694 (PTRDIFF_TYPE): Define.
6695 (LONG_DOUBLE_TYPE_SIZE): Define.
6696 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6697 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6698 (TARGET_SECTION_TYPE_FLAGS): Define.
6699 (ASM_DECLARE_FUNCTION_NAME): Define.
6700 (ASM_OUTPUT_EXTERNAL): Define.
6701 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6702 (ASM_OUTPUT_ALIGNED_BSS): Define.
6703 (PCC_BITFIELD_TYPE_MATTERS): Define.
6704 (USE_CONST_SECTION): Define.
6705 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6706 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6707 (SUPPORTS_ONE_ONLY): Remove.
6708 (I386_PE_STRIP_ENCODING): Define.
6709 * config/interix.opt: Delete and move bits to..
6710 * config/i386/interix.opt: ..here. New.
6711 (mpe-aligned-commons): Add.
6712 * config/i386/t-interix: Add copyright header.
6713 (winnt-stubs.o): Add rule.
6715 2012-01-22 Jason Merrill <jason@redhat.com>
6718 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6719 for extra name aliases.
6721 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6723 PR rtl-optimization/51924
6724 * ree.c (combine_set_extension): Improve debugging message.
6725 (combine_reaching_defs): Likewise.
6726 (get_defs): Rename confusingly named variable.
6727 (find_and_remove_re): Skip a candidate if the extension expression has
6730 2012-01-21 Robert Millan <rmh@gnu.org>
6731 Gerald Pfeifer <gerald@pfeifer.com>
6733 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6734 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6736 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6738 PR tree-optimization/51914
6739 * tree-vect-stmts.c (vectorizable_conversion): For
6740 cvt_type && modifier == WIDEN, put temporary with cvt_type
6741 at the beginning of vec_dsts and set vec_dest to temporary
6744 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6746 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6748 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6750 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6751 * config/rs6000/rs6000.c: Likewise.
6753 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6756 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6757 output_move_double on a copy of operands array.
6759 2012-01-20 Cary Coutant <ccoutant@google.com>
6760 Dodji Seketeli <dodji@redhat.com>
6763 * dwarf2out.c (copy_declaration_context): Return ref to parent
6764 of declaration DIE, if necessary.
6765 (remove_child_or_replace_with_skeleton): Add new parameter; update
6766 caller. Place skeleton DIE under parent DIE of original declaration.
6767 Move call to copy_declaration_context to here ...
6768 (break_out_comdat_types): ... from here.
6770 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6772 PR rtl-optimization/51856
6773 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6776 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6779 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6780 hints for neon loads and stores.
6782 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6786 * doc/extend.texi (Named Address Spaces): Split into subsections.
6787 (AVR Named Address Spaces): New subsection.
6788 (M32C Named Address Spaces): New subsection.
6789 (RL78 Named Address Spaces): New subsection.
6790 (SPU Named Address Spaces): New subsection.
6791 (Variable Attributes): New anchor "AVR Variable Attributes".
6792 (AVR Variable Attributes): Rewrite and avoid wording
6793 "address space" in this context.
6794 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6795 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6796 (AVR Built-in Macros): New subsubsection therein.
6797 * doc/md.texi (AVR constraints): Remove "C04", "R".
6799 2012-01-20 Richard Guenther <rguenther@suse.de>
6801 PR tree-optimization/51903
6802 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6803 when removing stmts.
6805 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6808 * config/arm/arm.c (arm_load_pic_register): Use
6809 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6810 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6811 (arm_pic_static_addr): Likewise.
6812 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6813 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6814 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6815 (pic_load_addr_unified): New.
6817 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6820 * function.c (instantiate_virtual_regs_in_insn): Use
6821 delete_insn_and_edges when removing a wrong asm insn.
6823 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6825 PR rtl-optimization/40761
6826 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6827 Add new member loop_num.
6828 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6829 (ira_build): Remove the parameter.
6831 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6832 (ira.c): Do not build CFG loops for one region allocation. Remove
6833 argument from ira_build call.
6835 * ira-build.c (init_loop_tree_node): New function.
6836 (create_loop_tree_nodes): Use it. Separate the case when CFG
6837 loops are not built.
6838 (more_one_region_p): Check current_loops.
6839 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6841 (add_loop_to_tree): Process loop equal to NULL too.
6842 (form_loop_tree): Separate the case when CFG loops are not built.
6843 Use explicitly number for the root.
6844 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6846 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6847 instead of loop->num.
6848 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6849 (mark_all_loops_for_removal): Ditto.
6850 (remove_unnecessary_regions): Separate the case when CFG loops
6852 (ira_build): Remove the parameter. Use explicit number of regions
6853 when CFG loops are not built.
6855 * ira-color.c (print_loop_title): Separate the case for the root node.
6856 Use loop_num instead of loop->num.
6857 (move_spill_restore): Use loop_num instead of loop->num.
6859 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6860 (change_loop): Ditto.
6861 (change_loop): Use loop_num instead of loop->num.
6863 * ira-lives.c (process_bb_node_lives): Ditto.
6865 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6867 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6869 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6872 * tree-mudflap.c (mf_artificial): New function.
6873 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6874 mx_register_decls, mudflap_enqueue_decl): Use it.
6877 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6878 numbers in the insn pattern.
6880 2012-01-19 Michael Matz <matz@suse.de>
6882 PR tree-optimization/46590
6883 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6884 use it in remembering which conflicts we already created.
6885 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6888 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6891 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6892 (merge_and_complain): Same.
6894 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6897 * config/initfini-array.h: Guard content of the header
6898 with #ifdef HAVE_INITFINI_ARRAY.
6899 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6900 Add initfini-array.h to tm_file here.
6901 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6902 * config.gcc: Don't add initfini-array.h to tm_file here.
6903 * configure: Regenerated.
6905 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6907 PR rtl-optimization/51505
6908 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6909 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6910 (df_note_bb_compute): Update the call to df_kill_notes.
6912 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6914 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6916 2012-01-18 Richard Guenther <rguenther@suse.de>
6918 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6919 of conversions to void *.
6921 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6922 Richard Sandiford <rdsandiford@googlemail.com>
6926 * optabs.h (simplify_expand_binop): Declare.
6927 * optabs.c (simplify_expand_binop): Make global.
6928 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6929 endian targets if the source cannot be exactly covered by word
6932 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6935 * hard-reg-set.h (struct hard_reg_set_container): New type.
6936 * target.h (struct hard_reg_set_container): Forward declare.
6937 * target.def (set_up_by_prologue): New target hook.
6938 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6939 * doc/tm.texi: Regenerated.
6940 * function.c (thread_prologue_and_epilogue_insns): Change
6941 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6942 Call targetm.set_up_by_prologue on it.
6943 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6944 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6946 2012-01-17 Nick Clifton <nickc@redhat.com>
6948 * config/rx/rx.c (rx_can_use_simple_return): New function.
6949 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6950 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6952 2012-01-17 Richard Guenther <rguenther@suse.de>
6955 * expr.c (expand_assignment): Take address-space information
6956 from the address operand of MEM_REF and TARGET_MEM_REF.
6957 (expand_expr_real_1): Likewise.
6959 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6961 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6962 reload dump is requested.
6964 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6967 * trans-mem.c (requires_barrier): Call may_be_aliased.
6969 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6971 PR tree-optimization/51877
6972 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6973 call arguments and fndecls compare equal, instead return false if they
6974 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6975 both SSA_NAMEs that are valueized the same, or they satisfy
6978 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6980 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6982 * configure: Regenerate.
6984 2012-01-16 Jan Hubicka <jh@suse.cz>
6988 * convert.c (convert_to_integer): Use fold_convert for
6989 converting an INTEGER_CST to integer type.
6991 2012-01-16 Jason Merrill <jason@redhat.com>
6994 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6996 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6999 * config/s390/s390.c (s390_chunkify_start): Don't skip
7000 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7001 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7002 If insn is followed by NOTE_INSN_VAR_LOCATION or
7003 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7004 Don't use location of note insns.
7006 PR tree-optimization/51865
7007 * tree-inline.c (tree_function_versioning): Call remap_decl
7008 on DECL_RESULT whenever it has VOID_TYPE_P type.
7010 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7012 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7013 for calls to locally-binding MIPS16 functions if only the return
7014 type uses float regs.
7016 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7017 Richard Sandiford <rdsandiford@googlemail.com>
7019 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7020 (SYMBOL_32_HIGH): Likewise.
7021 (mips_output_tls_reloc_directive): Declare.
7022 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7023 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7024 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7025 (mips_lo_relocs, mips_hi_relocs): Make extern.
7026 (mips16_stub_function): Move up file.
7027 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7028 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7029 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7030 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7031 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7032 (mips_get_tp): Add MIPS16 support.
7033 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7034 Generalize DTPREL and TPREL handling.
7035 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7036 Add MIPS16 TLS support.
7037 (mips_output_tls_reloc_directive): New function.
7038 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7039 * config/mips/predicates.md (symbolic_operand_with_high)
7040 (tls_reloc_operand): New predicates.
7041 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7042 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7043 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7044 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7045 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7046 (*tls_get_tp_mips16_call_<mode>): Likewise.
7048 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7050 PR rtl-optimization/51821
7051 * recog.c (peep2_find_free_register): Determine clobbered registers
7054 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7057 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7058 * config/avr/avr.c: Likewise.
7059 * config/avr/avr.h: Likewise.
7061 2012-01-13 Ian Lance Taylor <iant@google.com>
7064 * tree.h (TYPE_QUALS): Add cast to int.
7065 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7067 2012-01-13 Ian Lance Taylor <iant@google.com>
7069 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7070 comparing param_index to VEC_length result.
7072 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7074 * c-decl.c: Do not include tree-mudflap.h
7075 * tree-optimize.c: Likewise.
7076 * Makefile.in: Update dependencies.
7078 2012-01-13 Richard Guenther <rguenther@suse.de>
7081 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7082 variable-sized result always use RSO.
7084 2012-01-12 DJ Delorie <dj@redhat.com>
7086 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7087 pointer type, not just the default pointer type.
7089 2012-01-09 Richard Henderson <rth@redhat.com>
7090 Denis Chertykov <chertykov@gmail.com>
7093 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7094 * config/avr/avr.c (avr_can_eliminate): Simplify.
7095 (avr_initial_elimination_offset): Likewise.
7096 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7097 (expand_epilogue): Likewise.
7098 (avr_legitimize_address): Gut.
7099 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7100 (avr_hard_regno_nregs): New.
7101 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7102 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7103 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7104 add soft frame pointer.
7105 (CALL_USED_REGISTERS): Likewise.
7106 (REG_CLASS_CONTENTS): Likewise.
7107 (REGISTER_NAMES): Likewise.
7108 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7109 (HARD_FRAME_POINTER_REGNUM): New.
7110 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7111 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7112 remove the HARD_FRAME_POINTER self-elimination.
7114 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7117 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7118 DECL_EXTERNAL when checking for initializers of progmem variables.
7120 2012-01-12 Ira Rosen <irar@il.ibm.com>
7122 PR tree-optimization/51799
7123 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7124 that the last operation is a type demotion.
7126 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7128 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7129 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7131 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7134 * combine.c (distribute_notes): If i3 is a noreturn call,
7135 allow old_size to be equal to args_size and make sure the
7136 noreturn call gets REG_ARGS_SIZE note.
7137 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7138 on noreturn calls even when the delta is 0.
7140 2012-01-11 Nathan Sidwell <nathan@acm.org>
7142 * gcov.c (STRING_SIZE): Remove.
7143 (generate_results): Erase annotations for source files with no
7144 coverage information.
7146 (output_lines): Use it.
7148 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7150 * gimple.h (gimplify_body): Remove first argument.
7151 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7152 pointer set here, instead just pass DATA to walk_tree.
7153 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7154 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7155 (unvisit_body): Likewise, but with unmark_visited.
7156 (gimplify_body): Remove BODY_P argument and adjust.
7157 (gimplify_function_tree): Adjust call to gimplify_body.
7158 * omp-low.c (finalize_task_copyfn): Likewise.
7160 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7162 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7163 (build_function_type_skip_args): Delete.
7164 * tree.c (build_function_type_skip_args): Make static and add
7165 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7166 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7167 pass it to build_function_type_skip_args.
7168 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7169 (tree_function_versioning): Likewise.
7170 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7171 build_function_decl_skip_args.
7172 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7173 and pass it to build_function_decl_skip_args/tree_function_versioning.
7174 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7175 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7176 * trans-mem.c (ipa_tm_create_version): Likewise.
7177 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7178 * tree-inline.c (declare_return_variable): Remove always-true test.
7179 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7180 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7181 * ipa-split.c (split_function): Skip the return value for the split
7182 part if it doesn't return.
7184 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7186 PR tree-optimization/49642
7187 * ipa-split.c (forbidden_dominators): New variable.
7188 (check_forbidden_calls): New function.
7189 (dominated_by_forbidden): Likewise.
7190 (consider_split): Check for forbidden dominators.
7191 (execute_split_functions): Initialize and free forbidden
7192 dominators info; call check_forbidden_calls.
7194 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7196 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7198 2012-01-11 Nick Clifton <nickc@redhat.com>
7200 * config/rx/rx.md (return): Define pattern.
7202 2012-01-11 Richard Guenther <rguenther@suse.de>
7204 * doc/extend.texi (malloc attribute): Adjust according to
7207 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7208 Patrick Marlier <patrick.marlier@gmail.com>
7211 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7212 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7213 (ipa_tm_note_irrevocable): Same.
7214 (ipa_tm_scan_irr_block): Same.
7215 (ipa_tm_decrement_clone_counts): Same.
7216 (ipa_tm_scan_irr_function): Same.
7217 (ipa_tm_create_version_alias): Same.
7218 (ipa_tm_create_version): Same.
7219 (ipa_tm_transform_calls_redirect): Same.
7220 (ipa_tm_transform_calls): Same.
7221 (ipa_tm_transform_transaction): Same.
7222 (ipa_tm_execute): Same.
7224 2012-01-10 Richard Guenther <rguenther@suse.de>
7227 * opts.c (common_handle_option): Handle -Werror.
7229 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7231 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7234 2012-01-10 Jason Merrill <jason@redhat.com>
7236 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7239 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7241 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7242 supports R_386_TLS_GD_PLT reloc.
7243 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7244 supports R_386_TLS_LDM_PLT reloc.
7245 * configure: Regenerate.
7246 * config.in: Regenerate.
7248 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7251 Extend __pgmx semantics to linearize memory.
7252 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7253 determine if code comes inline or from libgcc.
7254 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7255 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7256 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7257 (movmemx_qi, movmemx_hi): New insns.
7258 (xload_<mode>_libgcc): Rewrite to new insn condition.
7259 (xload_<mode>): Remove insns.
7260 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7261 cases that don't satisfy avr_xload_libgcc_p().
7262 (avr_addr_space_convert): Allow converting in any direction.
7263 (avr_addr_space_subset_p): Return always true.
7264 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7265 (avr_emit_movmemhi): Ditto.
7266 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7267 (avr_out_movmem): Ditto.
7268 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7269 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7270 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7271 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7272 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7274 2012-01-10 Richard Guenther <rguenther@suse.de>
7276 PR tree-optimization/50913
7277 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7278 Require data-refs to be representable by Graphite with respect
7281 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7283 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7284 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7286 2012-01-10 Tom de Vries <tom@codesourcery.com>
7288 PR rtl-optimization/51271
7289 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7290 handling annulled branch.
7292 2012-01-10 Richard Henderson <rth@redhat.com>
7294 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7295 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7296 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7297 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7298 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7299 arm_expand_vec_perm_const): New.
7300 * config/arm/arm-protos.h: Update.
7301 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7302 (*neon_vswp<VDQX>): New.
7303 (neon_vcombine<VDX>): Use neon_split_vcombine.
7304 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7305 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7306 (vec_perm<VE>): New.
7308 2012-01-10 Richard Henderson <rth@redhat.com>
7310 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7311 use it if reload_completed.
7312 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7313 arm_output_asm_insn, arm_process_output_memory_barrier,
7314 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7315 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7316 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7317 arm_process_output_sync_insn, arm_output_sync_insn,
7318 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7319 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7320 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7321 (emit_unlikely_jump): New.
7322 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7323 (arm_split_atomic_op): New.
7324 * config/arm/arm-protos.h: Update.
7325 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7326 (struct arm_sync_generator): Remove.
7327 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7328 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7329 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7330 (VUNSPEC_LL, VUNSPEC_SC): New.
7331 (sync_result, sync_memory, sync_required_value, sync_new_value,
7332 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7333 (attr length): Don't use arm_sync_loop_insns.
7334 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7335 (movsfcc, movdfcc): Likewise.
7336 * config/arm/constraints.md (Ua): New.
7337 * config/arm/prediates.md (mem_noofs_operand): New.
7338 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7339 (sync_clobber, sync_t2_reqd): Remove.
7340 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7341 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7342 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7343 (arm_sync_compare_and_swap<SIDI>): Remove.
7344 (arm_sync_compare_and_swap<NARROW>): Remove.
7345 (arm_sync_lock_test_and_set<SIDI>): Remove.
7346 (arm_sync_lock_test_and_set<NARROW>): Remove.
7347 (arm_sync_new_<syncop><SIDI>): Remove.
7348 (arm_sync_new_<syncop><NARROW>): Remove.
7349 (arm_sync_new_nand<SIDI>): Remove.
7350 (arm_sync_new_nand<NARROW>): Remove.
7351 (arm_sync_old_<syncop><SIDI>): Remove.
7352 (arm_sync_old_<syncop><NARROW>): Remove.
7353 (arm_sync_old_nand<SIDI>): Remove.
7354 (arm_sync_old_nand<NARROW>): Remove.
7355 (*memory_barrier): Merge arm_output_memory_barrier.
7356 (atomic_compare_and_swap<QHSD>): New.
7357 (atomic_compare_and_swap<NARROW>_1): New.
7358 (atomic_compare_and_swap<SIDI>_1): New.
7359 (atomic_exchange<QHSD>): New.
7360 (cas_cmp_operand, cas_cmp_str): New.
7361 (atomic_op_operand, atomic_op_str): New.
7362 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7363 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7364 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7365 (arm_load_exclusive<NARROW>): New.
7366 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7367 (arm_store_exclusive<QHSD>): New.
7369 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7371 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7372 reload patterns if -mvsx-scalar-memory.
7374 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7375 generated, even -mno-vsx-scalar-double was used.
7376 (vsx_xscvdpsp_scalar): Likewise.
7377 (vsx_xscvspdp_scalar2): Likewise.
7379 2012-01-09 Tom de Vries <tom@codesourcery.com>
7380 Andrew Pinski <apinski@cavium.com>
7383 * reorg.c (fill_slots_from_thread): Don't speculate
7384 frame-related insns.
7386 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7388 * sched-int.h (bb_note): Move to...
7389 * basic-block.h: ...here.
7390 * haifa-sched.c (bb_note): Move to...
7391 * cfgrtl.c: ...here.
7392 * function.c (next_block_for_reg): New function.
7393 (move_insn_for_shrink_wrap): Likewise.
7394 (prepare_shrink_wrap): Rewrite to use the above.
7396 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7398 * gimple.c (is_gimple_non_addressable): Remove.
7399 * gimple.h: Remove is_gimple_non_addressable.
7400 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7401 is_gimple_non_addressable.
7402 * trans-mem.c (expand_assign_tm): Same.
7404 2012-01-09 Richard Guenther <rguenther@suse.de>
7406 PR tree-optimization/51775
7407 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7408 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7410 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7412 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7414 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7416 2012-01-09 Richard Guenther <rguenther@suse.de>
7418 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7420 2012-01-08 Jan Hubicka <jh@suse.cz>
7422 PR tree-optimize/51680
7423 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7424 on when known_vals needs to be computed; cleanup.
7426 2012-01-08 Jan Hubicka <jh@suse.cz>
7428 PR tree-optimize/51694
7429 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7431 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7433 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7434 for -std=c++98 and -std=c++11 too.
7436 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7438 * cfgloop.c (cancel_loop): Add free() of bbs array.
7440 2012-01-07 Jan Hubicka <jh@suse.cz>
7442 PR tree-optimization/51600
7443 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7444 that benefits small functions.
7446 2012-01-07 Jan Hubicka <jh@suse.cz>
7448 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7450 2012-01-07 Jan Hubicka <jh@suse.cz>
7452 PR tree-optimization/51680
7453 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7454 whose inlining reduce unit size.
7456 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7459 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7460 Add canonical node to containing_mem chain after the non-canonical
7461 one, even if there weren't any locs to propagate.
7462 (remove_useless_values): Keep only canonical values.
7463 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7464 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7465 canonicalize mem_chain elements that are not discarded.
7467 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7470 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7471 before emitting functions.
7473 PR gcov-profile/50127
7474 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7475 clear_aux_for_blocks.
7477 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7480 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7482 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7484 * c-decl.c (ext_block): Moved up.
7485 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7487 2012-01-06 Han Shen <shenhan@google.com>
7489 Translate built-in include paths for sysroot.
7490 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7491 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7493 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7494 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7496 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7497 control whether sysroot should be prepended to gxx include dir.
7499 * configure: Regenerate.
7501 2012-01-06 Torvald Riegel <triegel@redhat.com>
7503 PR rtl-optimization/51771
7504 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7505 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7507 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7509 PR tree-optimization/51315
7510 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7511 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7513 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7516 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7517 for shrp pattern. Correctly handle and fixup shift variable.
7518 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7520 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7523 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7524 note when !ACCUMULATE_OUTGOING_ARGS.
7526 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7528 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7530 (extract_range_from_unary_expr_1): Avoid useless computations.
7532 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7534 PR rtl-optimization/51767
7535 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7536 of jump_block and add an extra edge for degenerated asm gotos.
7539 * stmt.c (check_unique_operand_names): Don't ICE during error
7540 reporting if i is from labels chain.
7543 * profile.c (branch_prob): Split bbs that have exit edge
7544 and need a fake entry edge too.
7546 2012-01-05 Jan Hubicka <jh@suse.cz>
7549 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7552 2012-01-05 Richard Guenther <rguenther@suse.de>
7555 * tree-streamer-out.c (write_ts_optimization): New function.
7556 (streamer_write_tree_body): Call it.
7557 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7558 (streamer_read_tree_body): Call it.
7559 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7561 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7564 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7565 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7566 in_cleanup_point_expr before gimplify_stmt call and restore it
7568 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7569 in_cleanup_point_expr is false.
7571 2012-01-05 Richard Guenther <rguenther@suse.de>
7574 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7576 * toplev.c (process_options): Reject combining mudflap and LTO.
7577 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7579 2012-01-05 Richard Guenther <rguenther@suse.de>
7581 PR tree-optimization/51760
7582 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7584 (bit_value_unop): Handle UNDEFINED operands.
7585 (bit_value_binop): Likewise.
7587 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7589 * config/avr/avr.c (avr_replace_prefix): Remove.
7590 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7591 (avr_asm_function_rodata_section): Ditto.
7592 (avr_asm_select_section): Ditto.
7594 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7596 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7599 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7602 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7603 calls that have any non-fake successor edges.
7606 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7608 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7610 PR tree-optimization/51624
7611 * tree-sra.c (build_ref_for_model): When replicating a chain of
7612 COMPONENT_REFs, stop as soon as the offset would become negative.
7614 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7617 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7618 in .debug_loc on the floor.
7620 2012-01-04 Andrew Pinski <apinski@cavium.com>
7622 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7624 2012-01-04 Andrew Pinski <apinski@cavium.com>
7625 Adam Nemet <anemet@caviumnetworks.com>
7627 * config/mips/mips.md (size): Add SI and DI.
7628 (SIZE): New mode attribute.
7629 (U): New code attribute.
7630 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7631 (mips_lbux_<mode>): Delete.
7632 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7633 (mips_lhx): Use gen_mips_lhx_extsi.
7634 (mips_lhx_<mode>): Delete.
7636 (mips_l<size>x): New expand.
7637 (mips_lwx_<mode>): Delete.
7638 (mips_l<GPR:size>x_<P:mode>): New pattern.
7639 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7640 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7641 * config/mips/mips.c (mips_lx_address_p): New function.
7642 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7643 (dsp64): New availability predicate.
7644 (mips_builtins): Add an entry for __builtin_mips_ldx.
7645 * config/mips/mips.h (ISA_HAS_LBX): New define.
7646 (ISA_HAS_LBUX): Likewise.
7647 (ISA_HAS_LHX): Likewise.
7648 (ISA_HAS_LHUX): Likewise.
7649 (ISA_HAS_LWX): Likewise.
7650 (ISA_HAS_LWUX): Likewise.
7651 (ISA_HAS_LDX): Likewise.
7652 * doc/extend.texi (__builtin_mips_ldx): Document.
7654 2012-01-04 Tristan Gingold <gingold@adacore.com>
7656 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7657 when long pointers are used.
7658 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7659 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7660 (ia64-hp-*vms*): Remove.
7661 * config/vms/xm-vms64.h: Delete.
7663 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7666 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7668 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7670 * opts.c (finish_options): Remove duplicate sorry.
7672 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7675 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7678 2012-01-04 Richard Guenther <rguenther@suse.de>
7681 * tree.c (size_low_cst): New function.
7682 * tree.h (size_low_cst): Declare.
7683 * fold-const.c (fold_comparison): Use it to extract the low
7684 part of the POINTER_PLUS_EXPR offset.
7686 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7688 Fix clearing ZERO_REG
7689 * config/avr/avr.md (cc): Add alternative "ldi".
7690 (movqi_insn): Use it in cc attribute.
7691 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7692 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7693 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7695 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7697 * configure: Regenerate.
7699 2012-01-04 Richard Guenther <rguenther@suse.de>
7701 PR tree-optimization/49651
7702 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7703 (var_can_have_subvars): Use it.
7704 (get_constraint_for_1): Only consider subfields if there can be any.
7706 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7709 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7710 to its new canonical_cselib_val and the cselib_val was in
7711 first_containing_mem chain, but the canonical_cselib_val was not,
7712 add the latter into the chain.
7713 (cselib_invalidate_mem): Compare canonical_cselib_val of
7714 addr_list chain elt with v.
7717 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7718 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7720 (output_macinfo_op): Don't ggc_strdup fd->filename.
7721 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7722 then ggc_strdup it. Don't free inc->info or cur->info.
7723 (output_macinfo): Don't free ref->info or file->info.
7725 2012-01-03 Ira Rosen <irar@il.ibm.com>
7727 PR tree-optimization/51269
7728 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7729 first_niters a pointer.
7730 (slpeel_tree_peel_loop_to_edge): Likewise.
7731 (vect_do_peeling_for_loop_bound): Update call to
7732 slpeel_tree_peel_loop_to_edge.
7733 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7734 here. Remove it from the parameters list.
7735 (vect_do_peeling_for_alignment): Update calls and compute
7738 2012-01-03 Richard Guenther <rguenther@suse.de>
7740 PR tree-optimization/51070
7741 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7742 Properly handle calls.
7744 2012-01-03 Richard Guenther <rguenther@suse.de>
7746 PR tree-optimization/51692
7747 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7748 the LHS of allocation stmts.
7750 2012-01-03 Olivier Hainque <hainque@adacore.com>
7752 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7754 2012-01-03 Olivier Hainque <hainque@adacore.com>
7756 * collect2.c (main): In AIX specific computations for vector
7757 insertions, use CONST_CAST2 to cast from char ** to const char **.
7759 2012-01-03 Richard Guenther <rguenther@suse.de>
7762 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7763 the context of a limbo DIE when it does not already exist.
7765 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7767 PR tree-optimization/51719
7768 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7769 but direct call is, clear direct call's lhs and don't add fallthrough
7770 edge from dcall_bb to join_bb and PHIs.
7772 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7774 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7775 the instructions emitted by the pattern.
7776 ("*TDC_insn_<mode>"): Add comment.
7778 2012-01-03 Richard Guenther <rguenther@suse.de>
7781 * fold-const.c (fold_comparison): Properly canonicalize
7782 tree offset and HOST_WIDE_INT bit position.
7784 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7786 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7787 operands for extzv pattern.
7789 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7792 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7795 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7797 * doc/invoke.texi (-flto and related options): Copy-edit.
7799 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7801 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7803 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7805 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7808 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7810 * expr.h (move_by_pieces_ninsns): Declare.
7811 * expr.c (move_by_pieces_ninsns): Make external.
7812 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7813 (mips_store_by_pieces_p): Likewise.
7814 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7815 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7816 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7817 (mips_store_by_pieces_p): Likewise.
7819 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7821 * passes.c (register_one_dump_file): Free full_name.
7823 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7824 (calculate_elim_costs_all_insns): Free offsets_at and
7825 offsets_known_at at the end and clear the pointers.
7827 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7829 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7830 this option introduced in r180739.
7832 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7835 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7836 (tmake_file target=avr): Add avr/t-multilib.
7838 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7839 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7840 * config/avr/genmultilib.awk: New file.
7841 * config/avr/t-multilib: New auto-generated file.
7842 * config/avr/multilib.h: New auto-generated file.
7843 * config/avr/t-avr (AVR_MCUS): New variable.
7844 (genopt.sh): Use it.
7845 (s-mlib): Depend on t-multilib.
7846 (t-multilib, multilib.h): New dependencies.
7847 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7848 (MULTILIB_OPTIONS): Remove.
7849 (MULTILIB_MATCHES): Remove.
7850 (MULTILIB_DIRNAMES): Remove.
7851 (MULTILIB_EXCEPTIONS): Remove:
7852 * config/avr/genopt.sh: Don't use hard coded file name;
7853 pass AVR_MCUS from t-avr instead.
7855 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7857 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7859 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7861 Implement light-weight DImode support.
7862 * config/avr/avr-dimode.md: New file.
7863 * config/avr/avr.md: Include it.
7864 (adjust_len): Add plus64, compare64.
7865 (HIDI): Remove code iterator.
7866 (code_stdname): New code attribute.
7867 (rotx, rotsmode): Remove DI.
7868 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7870 * config/avr/avr-protos.h (avr_have_dimode): New.
7871 (avr_out_plus64, avr_out_compare64): New.
7872 * config/avr/avr.c (avr_out_compare): Handle DImode.
7873 (avr_have_dimode): New variable definition and initialization.
7874 (avr_out_compare64, avr_out_plus64): New functions.
7875 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7876 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7877 (avr_compare_pattern): Skip DImode comparisons.
7879 2012-01-02 Revital Eres <revital.eres@linaro.org>
7881 * ddg.c (def_has_ccmode_p): New function.
7882 (add_cross_iteration_register_deps,
7883 create_ddg_dep_from_intra_loop_link): Call it.
7885 2012-01-02 Richard Guenther <rguenther@suse.de>
7888 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7890 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7892 * gcc.c (process_command): Update copyright notice dates.
7893 * gcov.c (print_version): Likewise.
7894 * gcov-dump.c (print_version): Likewise.
7895 * mips-tfile.c (main): Likewise.
7896 * mips-tdump.c (main): Likewise.
7898 2012-01-01 Ira Rosen <irar@il.ibm.com>
7900 PR tree-optimization/51704
7901 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7902 a use is inside the basic block or loop before accessing its vect info.
7904 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7906 PR rtl-optimization/51069
7907 * cfgloopmanip.c (remove_path): Removing path making irreducible
7908 region unconditional makes BB part of the region.
7910 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7912 PR tree-optimization/51683
7913 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7914 calls with side-effects.
7915 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7917 Copyright (C) 2012 Free Software Foundation, Inc.
7919 Copying and distribution of this file, with or without modification,
7920 are permitted in any medium without royalty provided the copyright
7921 notice and this notice are preserved.