1 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
3 Backport from 2013-07-10 trunk r200872.
6 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
9 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
11 Backport from mainline
12 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
14 * config/i386/sse.md (sse_movlhps): Change alternative 3
17 2013-07-09 Joseph Myers <joseph@codesourcery.com>
19 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
20 adjust register size for TDmode and TFmode for VSX registers.
22 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
24 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
26 2013-07-08 Jakub Jelinek <jakub@redhat.com>
28 PR rtl-optimization/57829
29 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
30 mask bits outside of mode are just sign-extension from mode to HWI.
32 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
34 Backport from mainline
35 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.c (construct_container): Report error if
39 long double is used with disabled x87 float returns.
41 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
43 Backport from mainline
44 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
47 * collect2.c (collect_atexit): New.
48 (collect_exit): Delete.
49 (main): Register collect_atexit with atexit.
50 (collect_wait): Change collect_exit to exit.
52 * collect2.h (collect_exit): Delete.
53 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
55 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
57 Backport from mainline
58 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
60 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
61 cmp_code to construct REG_EQUAL note.
63 Backport from mainline
64 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
66 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
67 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
69 Backport from mainline
70 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
73 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
74 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
75 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
77 2013-06-09 Jakub Jelinek <jakub@redhat.com>
80 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
81 that operands[2] doesn't overlap with operands[0].
83 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
86 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
87 for non-sse2 targets. Simplify mode attribute calculation.
89 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
91 Backport from mainline
92 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
94 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
95 cache parameters using detect_caches_amd also for CYRIX,
96 NSC and TM2 signatures.
98 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
99 Dzianis Kahanovich <mahatma@eu.by>
103 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
104 VIA/Centaur processors and determine their cache parameters
105 using detect_caches_amd.
107 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
109 * config/i386/i386.c (ix86_option_override_internal): Add
110 PTA_POPCNT to corei7 entry.
112 2013-05-14 Richard Biener <rguenther@suse.de>
114 PR gcov-profile/57269
115 Backport from mainline
116 2012-06-30 Nathan Sidwell <nathan@acm.org>
118 * coverage.c (coverage_init): Read counts file before writing
121 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
124 Backport from mainline
125 2013-01-22 Jakub Jelinek <jakub@redhat.com>
128 * config/i386/i386.md (UNSPEC_STOS): New.
129 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
130 *strsetqi_1): Add UNSPEC_STOS.
132 2013-05-10 Joey Ye <joey.ye@arm.com>
134 Backport from mainline
135 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
138 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
140 (thumb1_extendhisi2): Reduce Thumb pool range.
141 (arm_movdi): Likewise.
142 (thumb1_movdi_insn): Likewise.
143 (thumb1_movsi_insn): Likewise.
144 (pic_load_addr_unified): Likewise.
145 (pic_load_addr_32bit): Likewise.
146 (pic_load_addr_thumb1): Likewise.
147 (thumb1_movhf): Likewise.
148 (arm_movsf_soft_insn): Likewise.
149 (thumb1_movsf_soft_insn): Likewise.
150 (movdf_soft_insn): Likewise.
151 (thumb1_movdf_soft_insn): Likewise.
152 * config/arm/neon.md (*neon_mov<mode>): Likewise.
153 (*neon_mov<mode>): Likwise.
154 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
155 (*thumb2_movhi_insn): Likewise.
156 (*thumb2_extendqisi_v6): Likewise.
157 (*thumb2_zero_extendqisi_v6): Likewise.
158 (*thumb2_zero_extendqisi2_v6): Likewise.
159 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
160 (*movdi_vfp): Likewise.
161 (*movdi_vfp_cortexa8): Likewise.
162 (*thumb2_movsf_vfp): Likewise.
163 (*thumb2_movdf_vfp): Likewise.
165 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
167 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
168 Add mthumb/march=armv7-a multilib.
169 Add mthumb/march=armv7-r multilib.
170 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
172 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
175 * config/v850/t-rtems: Add more multilibs.
177 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
180 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
183 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
184 to save TFmode registers and DImode to save TImode registers for
185 caller save operations.
186 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
187 mark being partially clobbered since they only use the first
190 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
191 and TDmode only use the upper 64-bits of each VSX register.
193 2013-05-03 Marek Polacek <polacek@redhat.com>
195 Backport from mainline
196 2013-04-25 Marek Polacek <polacek@redhat.com>
198 PR tree-optimization/57066
199 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
201 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
203 Backport from mainline
204 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
207 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
209 (*zero_extendsidi2): Ditto.
211 Backport from mainline
212 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
215 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
217 2013-04-29 Christian Bruel <christian.bruel@st.com>
220 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
222 2013-04-27 Jakub Jelinek <jakub@redhat.com>
225 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
226 the immediate rotate count.
228 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
230 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
232 2013-04-19 Matthias Klose <doko@ubuntu.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.
247 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
249 * sched-deps.c (add_dependence_list_and_free): Simplify.
250 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
251 lists when add_dependence_list_and_free doesn't free them.
253 2013-04-19 Marek Polacek <polacek@redhat.com>
255 Backport from mainline
256 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
257 Jakub Jelinek <jakub@redhat.com>
259 PR tree-optimization/48189
260 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
261 If nitercst is 0, don't predict the exit edge.
263 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
265 Backport from mainline
266 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
267 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
269 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
272 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
274 * doc/tm.texi: Update.
275 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
276 * target.def (force_at_comp_dir): New hook.
277 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
278 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
280 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
283 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
284 (S_MODES): Set H_MODE bit.
285 (SF_MODES): Set only S_MODE and SF_MODE bits.
286 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
287 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
288 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
289 <MODE_FLOAT>: Likewise.
291 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
293 Backport from mainline:
294 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
297 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
298 nuses, make sure we have a label.
300 2013-04-11 Richard Biener <rguenther@suse.de>
302 * BASE-VER: Set to 4.7.4.
303 * DEV-PHASE: Set to prerelease.
305 2013-04-11 Release Manager
307 * GCC 4.7.3 released.
309 2013-04-10 David S. Miller <davem@davemloft.net>
311 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
314 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
318 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
320 Backport from mainline
321 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
322 Alexander Monakov <amonakov@ispras.ru>
325 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
326 flush pending lists also on non-jumps. Adjust comment.
328 2013-04-03 Richard Biener <rguenther@suse.de>
330 PR tree-optimization/56501
331 * tree-switch-conversion.c (check_process_case): Properly
332 handle !single_succ_p case.
334 2013-04-03 Jakub Jelinek <jakub@redhat.com>
336 Backported from mainline
337 2013-03-06 Jakub Jelinek <jakub@redhat.com>
339 PR tree-optimization/56539
340 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
341 instead of GSI_CONTINUE_LINKING as last argument to
342 force_gimple_operand_gsi. Adjust function comment.
344 2013-03-05 Jakub Jelinek <jakub@redhat.com>
347 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
348 (avoid_complex_debug_insns): New function.
349 (expand_debug_locations): Call it.
351 2013-04-02 Wei Mi <wmi@google.com>
353 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
354 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
355 *<rotate_insn><mode>3_mask in i386.md.
357 2013-04-02 Richard Biener <rguenther@suse.de>
360 Backport from mainline
361 2012-05-16 Richard Guenther <rguenther@suse.de>
363 * tree-inline.c (declare_return_variable): Properly handle
364 DECL_BY_REFERENCE return vars in SSA form.
366 2013-04-01 Wei Mi <wmi@google.com>
368 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
369 Truncate operand 2 using %b asm operand modifier.
370 (*<shift_insn><mode>3_mask): Ditto.
371 (*<rotate_insn><mode>3_mask): Ditto.
373 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
375 * config/i386/i386.md (*movsf_internal): Change type of
376 alternatives 3,4 to imov.
378 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
380 Backport from mainline
381 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
384 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
385 when the may_trap_p bit of the exprs being merged differs.
386 Reorder tests for speculativeness in the logical and operator.
388 Backport from mainline
389 2013-03-05 Jakub Jelinek <jakub@redhat.com>
392 * sel-sched-ir.c (free_sched_pools): Release
393 succs_info_pool.stack[succs_info_pool.max_top] vectors too
394 if succs_info_pool.max_top isn't -1.
396 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
398 Backport from mainline
399 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
402 * sel-sched.c: Include ira.h.
403 (implicit_clobber_conflict_p): New function.
404 (moveup_expr): Use it.
405 * Makefile.in (sel-sched.o): Depend on ira.h.
407 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
409 Backport from mainline
410 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
411 Alexander Monakov <amonakov@ispras.ru>
414 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
415 flush pending lists also on non-jumps. Adjust comment.
417 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
419 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
420 * doc/extend.texi (Named Address Spaces): Ditto.
421 (Variable Attributes): Ditto.
423 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
425 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
426 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
429 2013-03-27 Walter Lee <walt@tilera.com>
431 Backport from mainline:
432 2013-03-27 Walter Lee <walt@tilera.com>
434 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
435 double-decrement of next_scratch_regno.
437 2013-03-27 Walter Lee <walt@tilera.com>
439 Backport from mainline:
440 2013-03-27 Walter Lee <walt@tilera.com>
442 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
444 (insn_v1mulus): Ditto.
445 (insn_v2muls): Ditto.
447 2013-03-27 Walter Lee <walt@tilera.com>
449 Backport from mainline:
450 2013-03-27 Walter Lee <walt@tilera.com>
452 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
454 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
456 2013-03-27 Walter Lee <walt@tilera.com>
458 Backport from mainline:
459 2013-03-27 Walter Lee <walt@tilera.com>
461 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
463 (*sibcall_value): Ditto.
465 2013-03-27 Walter Lee <walt@tilera.com>
467 Backport from mainline:
468 2013-03-27 Walter Lee <walt@tilera.com>
470 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
471 (insn_mnz_v8qi): ... this ...
472 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
474 (insn_v<n>mnz): Replaced by ...
475 (insn_v1mnz): ... this ...
476 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
478 (insn_mz_<mode>): Replaced by ...
479 (insn_mz_v8qi): ... this ...
480 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
482 (insn_v<n>mz): Replaced by ...
483 (insn_v1mz): ... this ...
484 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
487 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
489 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
491 2013-03-26 Richard Biener <rguenther@suse.de>
493 Backport from mainline:
494 2013-03-13 Richard Biener <rguenther@suse.de>
496 PR tree-optimization/56608
497 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
498 calls when vectorizing basic-blocks.
500 2013-03-05 Richard Biener <rguenther@suse.de>
502 PR tree-optimization/56270
503 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
504 of loads after scheduling an SLP instance.
506 2013-03-26 Walter Lee <walt@tilera.com>
508 Backport from mainline:
509 2013-03-26 Walter Lee <walt@tilera.com>
511 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
512 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
514 2013-03-26 Walter Lee <walt@tilera.com>
516 Backport from mainline:
517 2013-03-25 Walter Lee <walt@tilera.com>
519 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
520 TILEGX_INSN_SHUFFLEBYTES1.
521 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
523 (tilegx_builtins): Ditto.
524 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
526 2013-03-26 Walter Lee <walt@tilera.com>
528 Backport from mainline:
529 2013-03-25 Walter Lee <walt@tilera.com>
531 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
532 tests for constraint J, K, N, P.
534 2013-03-26 Walter Lee <walt@tilera.com>
536 Backport from mainline:
537 2013-03-25 Walter Lee <walt@tilera.com>
539 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
540 Use indirect/pcrel encoding.
541 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
544 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
546 Backport from mainline:
547 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
548 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
551 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
552 (musermode): Convert to Var(TARGET_USERMODE).
553 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
554 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
555 * config/sh/sh.c (sh_option_override): Use
556 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
557 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
559 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
561 (udivsi3_i4_single, divsi3_i4_single): Use
562 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
563 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
564 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
565 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
566 (SUBTARGET_OVERRIDE_OPTIONS): New.
568 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
570 Backport from mainline:
571 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
573 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
574 to m2a-single instead of m2e.
576 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
579 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
582 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
585 * config/i386/i386.c (init_cumulative_args): Also set
586 cum->callee_return_avx256_p.
587 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
588 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
590 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
591 callee_return_avx256_p.
593 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
595 Backport from mainline:
596 2012-12-04 Ian Lance Taylor <iant@google.com>
598 * godump.c (find_dummy_types): Output a dummy type if we couldn't
599 output the real type.
601 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
604 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
605 (PLUS_EXPR): Likewise.
606 * doc/cppopts.texi (--help): Likewise.
607 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
608 (-fdump-rtl-cprop_hardreg): Likewise.
609 (-fdump-rtl-csa): Likewise.
610 (-fdump-rtl-dce): Likewise.
611 (-fdump-rtl-dbr): Likewise.
612 (-fdump-rtl-into_cfglayout): Likewise.
613 (-fdump-rtl-outof_cfglayout): Likewise.
615 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
618 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
619 (arm_print_operand, case 'S'): Don't use shift_operator to validate
622 2013-03-14 Seth LaForge <sethml@google.com>
625 Backport from mainline
626 2012-10-22 Julian Brown <julian@codesourcery.com>
628 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
629 VFP D registers in big-endian mode.
631 2013-03-08 Joey Ye <joey.ye@arm.com>
633 Backport from mainline
634 2013-03-06 Joey Ye <joey.ye@arm.com>
637 * gcc.c (convert_white_space): New function.
638 (main): Handles white space in function name.
640 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
642 Backport from mainline
643 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
646 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
647 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
648 to SH_DIV_CALL_TABLE for TARGET_SH2.
649 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
651 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
652 mdiv= call-div1, call-fp, call-table options.
654 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
656 * config.gcc (arm*-*-rtemself*): New.
657 (arm*-*-rtems*): Removed.
658 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
659 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
661 2013-03-01 Richard Biener <rguenther@suse.de>
663 Backport from mainline
664 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
666 PR tree-optimization/55481
667 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
668 back to general rewriting if we cannot leave an original biv
671 2013-03-01 Richard Biener <rguenther@suse.de>
673 Backport from mainline
674 2012-04-10 Richard Guenther <rguenther@suse.de>
677 * gimple-low.c (gimple_check_call_args): Properly account for
678 compatible aggregate types.
680 2013-02-26 Nick Clifton <nickc@redhat.com>
683 Import this patch from the mainline:
685 2012-08-17 Nick Clifton <nickc@redhat.com>
687 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
688 (branch_true): Likewise.
689 (branch_false): Likewise.
691 2013-02-26 Jakub Jelinek <jakub@redhat.com>
693 PR tree-optimization/56443
694 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
695 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
696 to type_for_mode langhook.
698 2013-02-21 Jakub Jelinek <jakub@redhat.com>
701 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
704 2013-02-19 Jakub Jelinek <jakub@redhat.com>
706 Backported from mainline
707 2013-02-19 Jakub Jelinek <jakub@redhat.com>
709 PR tree-optimization/56350
710 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
711 if haven't found reduction or nested cycle operand, rather than
712 asserting we must find it.
714 PR tree-optimization/56381
715 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
718 2013-02-08 Jakub Jelinek <jakub@redhat.com>
720 PR tree-optimization/56250
721 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
722 if type is unsigned and code isn't MULT_EXPR.
724 2013-02-06 Jakub Jelinek <jakub@redhat.com>
727 * omp-low.c (use_pointer_for_field): Return false if
728 lower_send_shared_vars doesn't generate any copy-out code.
730 2012-11-27 Jakub Jelinek <jakub@redhat.com>
732 PR tree-optimization/55110
733 * tree-vect-loop.c (vectorizable_reduction): Don't assert
734 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
736 2013-02-18 Richard Biener <rguenther@suse.de>
739 2013-02-04 Richard Biener <rguenther@suse.de>
741 Backport from mainline
742 2012-07-04 Richard Guenther <rguenther@suse.de>
744 PR tree-optimization/53844
745 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
746 the loop virtual PHI.
748 2013-02-13 David S. Miller <davem@davemloft.net>
750 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
752 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
754 Backport from mainline
755 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
757 PR rtl-optimization/56275
758 * simplify-rtx.c (avoid_constant_pool_reference): Check that
759 offset is non-negative and less than cmode size before
760 calling simplify_subreg.
762 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
764 Backport from mainline
765 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
767 * config/i386/sse.md (FMAMODEM): New mode iterator.
768 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
769 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
771 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
773 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
774 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
775 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
777 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
779 Backport from mainline
780 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
783 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
784 If there is no implicit builtin declaration, just return NULL.
786 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
787 Michael Meissner <meissner@linux.vnet.ibm.com>
789 Backport from mainline
790 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
791 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
793 2013-02-07 David S. Miller <davem@davemloft.net>
795 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
797 * var-tracking.c (vt_add_function_parameter): Test the presence of
798 HAVE_window_save properly and do not remap argument registers when
799 we have a leaf function.
801 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
803 Backport from mainline
804 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
807 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
809 * config/i386/i386.c (ix86_print_operand): Ditto.
811 2013-02-07 Alan Modra <amodra@gmail.com>
814 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
815 static chain, set REST_INLINE_FPRS too.
817 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
819 Backport from mainline
820 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
822 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
823 * configure: Regenerate.
825 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
827 Backport from mainline
828 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
829 Andrew Dixie <andrewd@gentrack.com>
831 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
834 2013-02-05 Richard Biener <rguenther@suse.de>
836 Backport from mainline
837 2012-12-10 Richard Biener <rguenther@suse.de>
839 PR tree-optimization/55107
840 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
841 (bitmap_set_replace_value): Add gcc_unreachable.
842 (do_regular_insertion): Re-write all_same handling. Insert
843 an assignment instead of a PHI in this case.
844 (execute_pre): Do not record constified events.
846 2013-02-05 Richard Biener <rguenther@suse.de>
848 PR tree-optimization/54767
849 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
850 backedges drop all symbolical range information.
851 (execute_vrp): Compute backedges.
853 2013-02-04 Richard Biener <rguenther@suse.de>
855 Backport from mainline
856 2012-01-11 Richard Guenther <rguenther@suse.de>
858 PR tree-optimization/44061
859 * tree-vrp.c (extract_range_basic): Compute zero as
860 value-range for __builtin_constant_p of function parameters.
862 2013-01-08 Jakub Jelinek <jakub@redhat.com>
865 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
867 2013-02-04 Richard Biener <rguenther@suse.de>
869 Backport from mainline
870 2012-07-04 Richard Guenther <rguenther@suse.de>
872 PR tree-optimization/53844
873 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
874 the loop virtual PHI.
876 2012-12-13 Richard Biener <rguenther@suse.de>
879 * tree-streamer.c (record_common_node): Check that we are not
880 recursively pre-loading nodes we want to skip. Handle
881 char_type_node appearing as part of va_list_type_node.
883 2013-02-04 Richard Biener <rguenther@suse.de>
886 * gimple.h (gimple_call_builtin_class_p): New function.
887 * gimple.c (validate_call): New function.
888 (gimple_call_builtin_class_p): Likewise.
889 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
890 Use gimple_call_builtin_class_p.
891 (find_func_clobbers): Likewise.
892 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
893 (strlen_optimize_stmt): Likewise.
895 2013-02-01 Jakub Jelinek <jakub@redhat.com>
897 Backported from mainline
898 2013-01-28 Jakub Jelinek <jakub@redhat.com>
900 PR tree-optimization/56125
901 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
902 pow(x,c) into sqrt(x) * powi(x, n/2) or
903 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
905 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
906 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
909 2013-01-25 Jakub Jelinek <jakub@redhat.com>
911 PR tree-optimization/56098
912 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
913 for stmts with volatile ops.
914 (cond_store_replacement): Don't optimize if assign has volatile ops.
915 (cond_if_else_store_replacement_1): Don't optimize if either
916 then_assign or else_assign have volatile ops.
918 2013-01-23 Jakub Jelinek <jakub@redhat.com>
921 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
922 instead of cmpdi_operand for first comparison operand.
923 Don't assert that comparison operands aren't both constants.
925 2013-01-21 Jakub Jelinek <jakub@redhat.com>
927 PR tree-optimization/56051
928 * fold-const.c (fold_binary_loc): Don't fold
929 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
930 a narrowing conversion, or widening conversion from signed
933 2013-01-18 Jakub Jelinek <jakub@redhat.com>
936 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
937 the case where writing real complex part of target modifies
940 2013-01-15 Jakub Jelinek <jakub@redhat.com>
943 * function.c (thread_prologue_and_epilogue_insns): Always
944 add crtl->drap_reg to set_up_by_prologue.set, even if
945 stack_realign_drap is false.
947 2013-01-10 Jakub Jelinek <jakub@redhat.com>
949 PR tree-optimization/55921
950 * tree-complex.c (expand_complex_asm): New function.
951 (expand_complex_operations_1): Call it for GIMPLE_ASM.
953 2013-01-03 Jakub Jelinek <jakub@redhat.com>
955 PR rtl-optimization/55838
956 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
957 iv0.step, iv1.step and step.
959 2012-11-23 Jakub Jelinek <jakub@redhat.com>
962 * Makefile.in (gimple-low.o): Depend on langhooks.h.
963 * gimple-low.c: Include langhooks.c.
964 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
965 by default call lang_hooks.block_may_fallthru.
966 * langhooks.h (struct lang_hooks): Add block_may_fallthru
968 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
969 (LANG_HOOKS_INITIALIZER): Use it.
971 2012-11-20 Jakub Jelinek <jakub@redhat.com>
974 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
975 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
976 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
977 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
978 fail if the last real insn doesn't have REG_ARGS_SIZE note.
980 2012-11-17 Jakub Jelinek <jakub@redhat.com>
982 PR tree-optimization/55236
983 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
984 and signed ARG0_TYPE, force low and high to be non-NULL.
986 2012-11-13 Jakub Jelinek <jakub@redhat.com>
988 PR rtl-optimization/54127
989 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
990 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
991 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
992 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
993 REG_LABEL_TARGET and REG_LABEL_OPERAND.
995 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
997 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
998 range isn't testing for zero.
1000 2013-01-29 Richard Biener <rguenther@suse.de>
1002 PR tree-optimization/56113
1003 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1005 (label_visit): Free duplicate bitmaps and record the leader instead.
1006 (perform_var_substitution): Adjust.
1008 2013-01-28 Serowk <serowk@yandex.ru>
1011 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1012 Fix mode checks to allow for the passing of constants in the
1014 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1015 Add entries in the switch statement for builtin iwmmxt vector
1016 shift and rotate builtins.
1018 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1020 Backport from mainline
1021 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1024 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1025 operand 0 in movabs insn template for -masm=intel asm alternative.
1026 (*movabs<mode>_2): Ditto for operand 1.
1028 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1030 Backport from mainline
1031 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1034 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1035 alternative to (o,r).
1036 (*movdi_internal_rex64): Remove (!o,n) alternative.
1037 (DImode immediate->memory splitter): Remove.
1038 (DImode immediate->memory peephole2): Remove.
1039 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1040 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1041 alternative to (!o,*r).
1042 (*movtf_internal_sse): New pattern.
1043 (*movxf_internal_rex64): New pattern.
1044 (*movxf_internal): Disable for TARGET_64BIT.
1045 (*movdf_internal_rex64): Remove (!o,F) alternative.
1047 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1049 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1050 involving stack registers slightly.
1052 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/constraints.md (Yf): New constraint.
1055 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1056 of f constraint to conditionaly disable x87 register preferences.
1057 (*movdf_internal): Ditto.
1058 (*movsf_internal): Ditto.
1060 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1062 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1063 (*movtf_internal_rex64): Add (!o,C) alternative
1064 (*movxf_internal_rex64): Ditto.
1065 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1067 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1069 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1071 2013-01-24 Martin Jambor <mjambor@suse.cz>
1073 Backport from mainline
1074 2013-01-04 Martin Jambor <mjambor@suse.cz>
1076 PR tree-optimization/55755
1077 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1078 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1080 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1082 Backport from mainline
1083 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1085 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1087 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1089 PR rtl-optimization/56023
1090 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1091 dependent on debug instruction.
1093 2013-01-21 Martin Jambor <mjambor@suse.cz>
1095 Backport from mainline
1096 2013-01-17 Martin Jambor <mjambor@suse.cz>
1098 PR tree-optimizations/55264
1099 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1100 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1101 for virtual functions.
1102 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1103 for virtual methods.
1104 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1105 virtual methods before inlining is over.
1107 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1109 Backport from mainline
1110 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1113 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1114 store through atomic_store<mode>_1.
1115 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1117 2013-01-16 Richard Biener <rguenther@suse.de>
1120 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1121 account for bitpos when computing alignment.
1123 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1125 Backport from 2013-01-14 trunk r195169.
1128 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1129 etc. to 1 and not to __flash.
1130 Use LL suffix for __INT24_MAX__ with -mint8.
1131 Use ULL suffix for __UINT24_MAX__ with -mint8.
1133 2013-01-14 Matthias Klose <doko@ubuntu.com>
1135 * doc/invoke.texi: Document -print-multiarch.
1136 * doc/install.texi: Document --enable-multiarch.
1137 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1138 * configure.ac: Add --enable-multiarch option.
1139 Substitute with_cpu, with_float.
1140 * configure: Regenerate.
1141 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1142 enable_multiarch, with_cpu, with_float: New macros.
1143 if_multiarch: New macro, define in terms of enable_multiarch.
1144 * genmultilib: Add new argument for the multiarch name.
1145 * gcc.c (multiarch_dir): Define.
1146 (for_each_path): Search for multiarch suffixes.
1147 (driver_handle_option): Handle multiarch option.
1148 (do_spec_1): Pass -imultiarch if defined.
1149 (main): Print multiarch.
1150 (set_multilib_dir): Separate multilib and multiarch names
1151 from multilib_select.
1152 (print_multilib_info): Ignore multiarch names in multilib_select.
1153 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1154 * cppdefault.h (default_include): Document multiarch in multilib
1156 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1157 include directory for multiarch directories.
1158 * common.opt: New options --print-multiarch and -imultilib.
1160 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1161 Include i386/t-linux.
1162 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1163 Include i386/t-kfreebsd.
1164 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1165 * config/i386/t-linux64: Add multiarch names in
1166 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1167 * config/i386/t-gnu: New file.
1168 * config/i386/t-kfreebsd: Likewise.
1169 * config/i386/t-linux: Likewise.
1171 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1172 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1173 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1174 for 32bit non-biarch configurations.
1176 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1177 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1180 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1182 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1184 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1185 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1186 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1188 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1189 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1190 Include rs6000/t-linux for 32bit non-biarch configurations.
1192 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1194 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1196 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1197 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1199 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1200 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1202 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1204 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1205 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1206 (vect_estimate_min_profitable_iter): Adjust to above fix.
1207 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1209 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1211 Backport from mainline
1212 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1214 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1215 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1216 documentation. Add missing '__' in front of
1217 __builtin_ia32_packssdw256.
1219 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1221 Backport from mainline
1222 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1224 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1225 attribute of movddup insn to DF.
1226 (*vec_interleave_lowv2df): Ditto.
1227 (vec_dupv2df): Ditto.
1229 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1231 Backport from 2013-01-07 trunk r194991, r194992.
1234 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1237 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1238 (avr_addrspace_t): Add .section_name field.
1239 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1241 (avr_addrspace): Same. Initialize .section_name. Remove last
1242 NULL entry. Put __memx into .progmemx.data.
1243 (progmem_section_prefix): Remove.
1244 (avr_asm_init_sections): No need to initialize progmem_section.
1245 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1246 section name prefix.
1247 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1248 retrieve the progmem section.
1249 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1250 boundary to run over avr_addrspace[].
1251 (avr_register_target_pragmas): Ditto.
1253 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1255 Backport from 2013-01-07 trunk r194978.
1258 * doc/install.texi (Cross-Compiler-Specific Options): Document
1261 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1263 Backport from 2013-01-07 trunk r194968.
1266 * config/avr/t-avr: Don't automatically rebuild
1267 $(srcdir)/config/avr/t-multilib
1268 $(srcdir)/config/avr/avr-tables.opt
1269 (avr-mcus): New phony target to build them on request.
1270 (s-avr-mlib): Remove.
1271 * avr/avr-mcus.def: Adjust comments.
1273 2013-01-07 Terry Guo <terry.guo@arm.com>
1275 Backport from mainline
1276 2012-12-19 Terry Guo <terry.guo@arm.com>
1278 * config/arm/arm.c (thumb_find_work_register): Check argument
1279 register number based on current PCS.
1281 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1283 Backport from mainline
1284 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1287 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1288 selected code model, define __code_mode_small__, __code_model_medium__,
1289 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1290 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1291 xchg temporary register with %k. Declare temporary register as
1293 [__x86_64__]: For medium and large code models, preserve %rbx register.
1295 2013-01-03 Richard Henderson <rth@redhat.com>
1297 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1298 after eliminating TLS symbols.
1300 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1303 * config/pa/pa.md (movsi): Revert previous change.
1304 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1307 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1310 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1313 2013-01-02 Jason Merrill <jason@redhat.com>
1316 * tree.c (build_array_type_1): Revert earlier change.
1318 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1321 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1322 after reload starts.
1324 2012-12-21 Martin Jambor <mjambor@suse.cz>
1326 PR tree-optimization/55355
1327 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1328 bit_position is small enough to fit a single HOST_WIDE_INT.
1330 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1332 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1334 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1336 Backport from mainline
1337 2012-10-15 Matthias Klose <doko@ubuntu.com>
1339 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1340 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1342 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1343 Tomash Brechko <tomash.brechko@gmail.com>
1346 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1347 handling of before and after cases.
1348 * config/sparc/sync.md (atomic_store): Fix pasto.
1350 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1352 * optabs.c (expand_atomic_store): Elide redundant model test.
1354 2012-12-13 Richard Henderson <rth@redhat.com>
1357 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1359 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1362 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1363 (tldo_stb_sp64): Likewise.
1364 (tldo_sth_sp32): Likewise.
1365 (tldo_sth_sp64): Likewise.
1366 (tldo_stw_sp32): Likewise.
1367 (tldo_stw_sp64): Likewise.
1368 (tldo_stx_sp64): Likewise.
1370 2012-12-10 Kai Tietz <ktietz@redhat.com>
1373 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1375 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1377 Backport from mainline
1378 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1379 H.J. Lu <hongjiu.lu@intel.com>
1382 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1383 before using it as insn or call equivalent.
1385 2012-12-06 Jason Merrill <jason@redhat.com>
1388 * tree.c (build_array_type_1): Re-layout if we found it in the
1391 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1393 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1394 opaque cond in all call insns.
1396 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1398 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1399 area if the function allocates dynamic stack space.
1400 (ia64_initial_elimination_offset): Adjust offsets to above change.
1402 2012-12-03 Richard Biener <rguenther@suse.de>
1404 Backport from mainline
1405 2012-09-24 Richard Guenther <rguenther@suse.de>
1407 PR tree-optimization/53663
1408 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1409 native encode/interpret translation on VN_WALKREWRITE.
1411 2012-12-03 Kai Tietz <ktietz@redhat.com>
1414 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1417 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1420 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1422 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1424 Backport from mainline:
1425 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1428 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1429 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1430 (in_nullified_branch_delay): Likewise.
1431 (in_call_delay): Likewise.
1432 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1433 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1434 the $$sh_func_adrs call as variable. Update type of sibcalls and
1435 $$sh_func_adrs call.
1436 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1437 length instead of adjustment. Handle negative and undefined call
1438 adjustments for insn_default_length. Remove adjustment for millicode
1439 insn with unfilled delay slot.
1440 (pa_output_millicode_call): Update for revised millicode length.
1441 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1443 2012-11-29 Kai Tietz <ktietz@redhat.com>
1446 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1447 use by XNEWVEC/XRESIZEVEC.
1449 * i386.c (get_scratch_register_on_entry): Handle
1450 thiscall-convention.
1451 (split_stack_prologue_scratch_regno): Likewise.
1452 (ix86_static_chain): Likewise.
1453 (x86_output_mi_thunk): Likewise.
1455 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1457 Backported from mainline
1458 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1459 Markus Trippelsdorf <markus@trippelsdorf.de>
1462 * lto-opts.c (lto_write_options): Also handle
1463 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1464 OPT_SPECIAL_program_name.
1467 * lto-wrapper.c (merge_and_complain): Handle
1468 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1469 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1471 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1473 PR rtl-optimization/55489
1474 * gcse.c (compute_transp): Precompute a canonical version
1475 of XEXP (x, 0), and pass it to canon_true_dependence.
1477 2012-11-27 Richard Biener <rguenther@suse.de>
1480 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1481 stmt with a NOP instead of removing it.
1483 2012-11-26 Richard Biener <rguenther@suse.de>
1485 Backport from mainline
1486 2012-10-19 Richard Biener <rguenther@suse.de>
1488 PR tree-optimization/54976
1489 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1490 Robustify against odd inner_mode inputs.
1492 2012-10-12 Richard Biener <rguenther@suse.de>
1494 PR tree-optimization/54894
1495 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1496 Handle over-aligned scalar types properly.
1498 2012-10-02 Richard Guenther <rguenther@suse.de>
1501 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1502 cleaning up the CFG.
1504 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1506 Backport from mainline
1507 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1509 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1510 explaining the register ordering preferences.
1512 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1513 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1514 constraints so that the traditional floating point loads, stores,
1515 and moves are done first, then the VSX loads, stores, and moves,
1516 and finally the GPR loads, stores, and moves so that reload
1517 chooses FPRs over GPRs, and uses the traditional load/store
1518 instructions which provide an offset.
1519 (movdf_hardfloat64): Likewise.
1521 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1523 Backported from mainline
1524 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1525 H.J. Lu <hongjiu.lu@intel.com>
1528 * config/i386/i386.c (legitimize_pic_address): Properly handle
1530 (ix86_print_operand_address): Set code to 'k' when forcing
1531 addr32 prefix. For x32, zero-extend negative displacement if
1534 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1536 * common.opt (fvar-tracking-uninit): Document.
1537 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1538 * config/darwin.c (darwin_override_options): Likewise.
1540 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1542 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1543 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1545 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1547 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1549 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1551 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1554 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1556 Backport from mainline
1557 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1559 * config/i386/i386.c (ix86_init_machine_status): Do not
1560 explicitly clear tls_descriptor_call_expanded_p again.
1562 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1564 * config/i386/sse.md
1565 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1566 as read and written by the instruction.
1568 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1570 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1571 (ix86_instantiate_decls): New function.
1572 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1573 stack slot instead of SLOT_VIRTUAL.
1574 <case IX86_BUILTIN_STMXCSR>: Ditto.
1575 (assign_386_stack_local): Do not assert when virtual slot is valid.
1576 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1577 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1578 (truncxf<mode>2): Ditto.
1579 (floatunssi<mode>2): Ditto.
1580 (isinf<mode>2): Ditto.
1581 * config/i386/sync.md (atomic_load<mode>): Ditto.
1582 (atomic_store<mode>): Ditto.
1584 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1587 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1588 the argument is itself a conditional expression.
1590 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1592 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1595 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1597 PR tree-optimization/54986
1598 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1599 conversions on entry but add them back on exit if needed.
1601 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1604 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1606 (print_reg): Use true_regnum rather than REGNO.
1607 (ix86_print_operand_address): Remove SUBREG handling.
1609 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1611 Backported from mainline
1612 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1615 * gimple.h (is_gimple_sizepos): New inline function.
1616 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1617 final assignment to expr variable.
1618 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1619 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1620 into a local temporary.
1622 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1624 PR tree-optimization/54877
1625 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1626 use make_ssa_name instead of copy_ssa_name.
1628 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1630 Backport from mainline
1631 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1633 PR tree-optimization/53708
1634 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1635 user-supplied alignment when used with an explicit section name.
1637 2012-11-02 Jeff Law <law@redhat.com>
1639 PR tree-optimization/54985
1640 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1641 from thread_across_edge.
1642 (thread_across_edge): Use it in all cases where we might thread
1645 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1647 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1648 special register pushes before frame probing and allocation.
1650 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1651 Joel Sherrill <joel.sherrill@oarcorp.com>
1653 * config/sparc/t-rtems: New (Custom multilibs).
1654 * config/sparc/t-rtems-64: New (Custom multilibs).
1655 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1656 (sparc-*-rtems*): Add sparc/t-rtems.
1658 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1660 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1662 (hash_rtx): Likewise.
1664 2012-10-29 Terry Guo <terry.guo@arm.com>
1666 Backport from mainline
1667 2012-10-11 Terry Guo <terry.guo@arm.com>
1669 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1671 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1674 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1676 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1677 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1679 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1681 * config/avr/t-rtems: Revert previous commit.
1683 2012-10-26 Terry Guo <terry.guo@arm.com>
1685 Backport from mainline
1686 2012-10-23 Terry Guo <terry.guo@arm.com>
1689 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1692 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1694 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1696 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1698 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1700 * config.gcc (microblaze*-*-rtems*): New target.
1701 * config/microblaze/rtems.h: New.
1702 * config/microblaze/t-rtems: New.
1704 2012-10-25 Richard Biener <rguenther@suse.de>
1706 PR tree-optimization/54902
1707 * tree-ssa-pre.c (fini_pre): Return TODO.
1708 (execute_pre): Adjust.
1709 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1710 blocks before computing dominators.
1712 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1714 Backport from mainline
1715 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1717 * config/i386/i386.c (memory_address_length): Assert that non-null
1718 base or index RTXes are registers. Do not check for REG RTXes.
1719 Determine addr32 prefix using SImode_address_operand or
1720 from original base and index RTXes. Simplify code.
1722 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1724 * config/i386/i386-protos.h (memory_address_length): Add new bool
1725 argument. Update all uses.
1726 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1727 add length of addr32 prefix based on mode of base or index register.
1728 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1729 addresses here. Update call to memory_address_length.
1730 (ix86_print_address_operand): Use SImode_address_operand predicate.
1731 * config/i386/predicates.md (SImode_address_operand): New.
1732 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1733 to calculate "mode" attribute. Use SImode_address_operand predicate
1734 instead of open-coding accepted RTX codes.
1736 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1738 Backport from 2012-10-22 trunk r192685.
1739 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1740 Note __AVR_<device>__ is not defined for cores.
1741 Don't point to --help=target.
1742 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1744 2012-10-19 Marek Polacek <polacek@redhat.com>
1746 Backported from mainline
1747 2012-10-19 Marek Polacek <polacek@redhat.com>
1750 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1751 pointer/non-pointer comparison.
1753 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1755 Backported from mainline
1756 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1759 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1760 sure the mode is correct when falling through from above cases.
1762 2012-10-19 Alan Modra <amodra@gmail.com>
1764 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1765 (HAVE_LD_LARGE_TOC): Likewise.
1766 * configure: Regenerate.
1768 2012-10-19 Alan Modra <amodra@gmail.com>
1770 * config/rs6000/predicates.md (splat_input_operand): Don't call
1771 input_operand for MEMs. Instead check for volatile and call
1772 memory_address_addr_space_p with modified mode.
1774 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1776 Backported from mainline
1777 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1779 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1781 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1783 PR rtl-optimization/54870
1784 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1785 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1786 SSA_NAME pointer that points to a partition if there is at least
1787 one variable with it set in the partition.
1788 * dse.c (local_variable_can_escape): New predicate.
1789 (can_escape): Call it.
1790 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1791 mark the SSA_NAME pointer that points to a partition.
1793 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1795 Backport from mainline
1796 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1798 PR rtl-optimization/53701
1799 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1800 rocess not only expr's vinsns but all old vinsns from expr's
1803 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1805 Backport from mainline
1806 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1809 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1811 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1812 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1813 only if producer writes to the register given by regno.
1815 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1817 Backport from mainline
1818 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1820 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1821 (UNSPEC_LOADU): New.
1822 (UNSPEC_STOREU): Ditto.
1823 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1824 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1825 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1826 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1827 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1828 (<sse2>_storedqu<avxsizesuffix>): ... this.
1829 (*sse4_2_pcmpestr_unaligned): Update.
1830 (*sse4_2_pcmpistr_unaligned): Ditto.
1832 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1833 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1834 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1835 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1836 gen_sse2_load{dqu,upd} to load from unaligned memory and
1837 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1839 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1840 Use CODE_FOR_sse_loadups.
1841 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1842 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1843 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1844 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1845 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1846 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1847 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1848 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1849 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1850 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1851 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1853 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1855 Backport from trunk (r190222):
1857 PR tree-optimization/54146
1858 * ifcvt.c: Include pointer-set.h.
1859 (cond_move_process_if_block): Change type of then_regs and
1860 else_regs from alloca'd array to pointer_sets.
1861 (check_cond_move_block): Update for this change.
1862 (cond_move_convert_if_block): Likewise.
1863 * Makefile.in: Fix dependencies for ifcvt.o.
1865 2012-10-15 Richard Guenther <rguenther@suse.de>
1867 PR tree-optimization/54920
1868 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1869 allocate temporary storage for all NARY elements.
1871 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1874 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1876 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1878 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1879 default_use_cxa_atexit to yes.
1881 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1883 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1885 2012-10-05 Jan Hubicka <jh@suse.cz>
1886 Jakub Jelinek <jakub@redhat.com>
1888 PR tree-optimization/33763
1889 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1890 attribute for redefined extern inline functions.
1892 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1894 Backported from mainline
1895 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1897 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1898 in SSE and YMM state support check for -march=native.
1900 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1903 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1906 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1908 Backported from mainline
1909 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1912 * doc/invoke.texi: Document -mprefer-avx128.
1914 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1916 Backported from mainline
1917 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1920 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1921 (XSTATE_FP): Likewise.
1922 (XSTATE_SSE): Likewise.
1923 (XSTATE_YMM): Likewise.
1924 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1925 SSE and YMM states aren't supported.
1927 2012-10-01 Tom de Vries <tom@codesourcery.com>
1929 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1932 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1935 * config/s390/s390.c (s390_option_override): Add missing break.
1937 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1939 Backport from mainline
1940 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1942 * config.gcc: Replace 'host' with 'target' when configuring for
1943 powerpc64*-*-freebsd.
1945 2012-09-28 Meador Inge <meadori@codesourcery.com>
1947 Backport from mainline
1948 2012-09-27 Meador Inge <meadori@codesourcery.com>
1950 * gcc-ar.c (main): Handle the returning of the sub-process error
1953 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1955 Backport from 2012-09-28 trunk r191821.
1956 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1958 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1961 * simplify-rtx.c (simplify_binary_operation_1): Perform
1962 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1964 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1966 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1967 TYPE_NONALIASED_COMPONENT flag.
1968 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1969 TYPE_NONALIASED_COMPONENT flag.
1971 2012-09-21 Richard Guenther <rguenther@suse.de>
1974 Backport from mainline
1975 2012-04-19 Richard Guenther <rguenther@suse.de>
1977 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1980 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1983 * c-typeck.c (c_cast_expr): When casting to a type requiring
1984 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1987 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1990 * c-typeck.c (build_unary_op): Pass original argument of
1991 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1992 any C_MAYBE_CONST_EXPR, if it has integer operands.
1993 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1994 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1995 to c_objc_common_truthvalue_conversion, then remove any
1996 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1997 c_objc_common_truthvalue_conversion not
1998 c_common_truthvalue_conversion.
1999 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2000 call note_integer_operands for arguments with integer operands
2001 that are not integer constants.
2003 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2005 Backported from mainline
2006 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2008 PR tree-optimization/54563
2009 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2010 gimple_purge_dead_eh_edges if last call has been changed.
2012 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2015 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2016 instead of (match_dup 0) as second argument to vec_merge.
2017 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2018 Remove third alternative.
2019 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2020 operand 2 instead of operand 1, but put it as first argument
2022 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2023 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2026 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2028 * BASE-VER: Set to 4.7.3.
2029 * DEV-PHASE: Set to prerelease.
2031 2012-09-20 Release Manager
2033 * GCC 4.7.2 released.
2035 2012-09-15 Andi Kleen <ak@linux.intel.com>
2037 Backport from mainline
2038 2012-09-07 Andi Kleen <ak@linux.intel.com>
2040 * gcc/lto-streamer.h (res_pair): Add.
2041 (lto_file_decl_data): Replace resolutions with respairs.
2043 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2044 Initialize respairs.
2045 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2047 2012-09-14 Walter Lee <walt@tilera.com>
2049 Backport from mainline.
2050 2012-09-14 Walter Lee <walt@tilera.com>
2052 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2053 option for TILEPro and TILE-Gx.
2055 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2057 * config/i386/i386.h (x86_prefetchw): New global variable.
2058 (TARGET_PREFETCHW): New macro.
2059 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2060 (processor_alias_table): Add PTA_PREFETCHW to
2061 bdver1, bdver2 and btver1.
2062 (ix86_option_override_internal): Set x86_prefetchw for
2063 PTA_PREFETCHW targets.
2064 * config/i386/i386.md (prefetch): Expand to prefetchw
2065 for TARGET_PREFETCHW.
2066 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2068 Backport from mainline
2069 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2071 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2072 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2074 (*prefetch_sse): ... this.
2075 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2077 (*prefetch_3dnow): ... this.
2079 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2082 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2083 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2085 2012-09-12 Teresa Johnson <tejohnson@google.com>
2087 Backport from mainline.
2088 2012-09-12 Teresa Johnson <tejohnson@google.com>
2090 PR gcov-profile/54487
2091 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2092 test using F_SETLKW with fcntl.
2093 * configure, config.in: Regenerate.
2095 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2097 Backport from mainline
2098 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2100 * config/i386/i386.md : Comments on fma4 instruction selection
2101 reflect requirement on register pressure based cost model.
2103 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2104 flag is set-reset as informed by the cpuid flag.
2106 * config/i386/i386.c (processor_alias_table): fma4
2107 flag is enabled for bdver2.
2109 2012-09-12 Christian Bruel <christian.bruel@st.com>
2111 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2113 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2115 * config.gcc: Obsolete picochip-*.
2117 2012-09-11 Richard Guenther <rguenther@suse.de>
2120 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2121 on flag_toplevel_reorder.
2123 2012-09-10 Richard Henderson <rth@redhat.com>
2125 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2128 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2130 Backport from 2012-09-10 mainline r191132.
2133 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2135 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2138 * tree-sra.c (disqualify_base_of_expr): Check for possible
2139 NULL_TREE returned by get_base_address()
2141 2012-09-07 Richard Guenther <rguenther@suse.de>
2143 Backport from mainline
2144 2012-06-26 Jan Hubicka <jh@suse.cz>
2147 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2150 2012-09-07 Richard Guenther <rguenther@suse.de>
2152 Backport from mainline
2153 2012-07-13 Richard Guenther <rguenther@suse.de>
2155 PR tree-optimization/53922
2156 * tree-vrp.c (value_inside_range): Change prototype to take
2157 min/max instead of value-range.
2158 (range_includes_zero_p): Likewise. Return the result from
2160 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2161 return value from range_includes_zero_p.
2162 (extract_range_from_unary_expr_1): Likewise.
2163 (compare_range_with_value): Likewise.
2164 (vrp_meet_1): Likewise.
2166 2012-09-07 Richard Guenther <rguenther@suse.de>
2169 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2170 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2171 arguments separately.
2173 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2175 Backported from mainline
2176 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2178 PR rtl-optimization/54455
2179 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2180 bb ends up with asm goto referencing bb's label.
2182 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2184 Backport from mainline.
2185 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2186 Richard Earnshaw <richard.earnshaw@arm.com>
2189 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2190 element size. Use elem_type from the formal parameter. New parameter
2192 (neon_expand_args): Adjust call to neon_dereference_pointer.
2194 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2196 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2197 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2199 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2201 Backport from mainline
2202 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2204 * config/i386/i386.md (isa): Add fma and fma4.
2205 (enabled): Handle fma and fma4.
2206 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2207 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2208 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2209 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2210 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2211 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2213 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2215 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2216 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2217 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2219 2012-09-06 Richard Guenther <rguenther@suse.de>
2221 PR tree-optimization/54498
2222 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2223 abort when reaching an already visited region.
2224 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2225 (get_continuation_for_phi_1): Likewise.
2226 (walk_non_aliased_vuses): When we translated the reference,
2227 abort when we re-visit a region.
2228 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2230 2012-09-06 Andrew Pinski <apinski@cavium.com>
2233 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2235 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2238 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2239 build_int_cst with size_type_node instead of size_int.
2241 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2243 Backport from 2012-09-05 mainline r190697.
2246 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2247 configured --with-avrlibc.
2248 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2250 * config/avr/avrlibc.h: New file.
2251 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2252 configured --with-avrlibc.
2253 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2255 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2257 Backport from 2012-09-04 mainline r190919
2260 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2261 of size less than 4 bytes by using macro ARM_NUM_INTS.
2262 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2264 2012-09-04 Richard Henderson <rth@redhat.com>
2266 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2268 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2270 Backport from 2012-09-04 mainline r190920
2273 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2275 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2277 Backport from 2012-09-04 mainline r190914
2280 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2282 (avr_allocate_stack_slots_for_args): ...this new static function.
2284 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2286 Backported from mainline
2287 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2290 * doc/invoke.texi: Add -da and remove -dm.
2292 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2294 Backported from mainline
2295 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2298 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2299 operands[1] is CONST_INT_P, convert it to QImode before printing.
2301 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2304 * c-convert.c (convert): Don't call fold_convert_loc if
2305 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2306 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2307 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2309 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2312 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2313 if init is a CONSTRUCTOR.
2315 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2317 PR rtl-optimization/54369
2318 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2319 calling dbr_schedule.
2320 * config/sparc/sparc.c (sparc_reorg): Likewise.
2322 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2324 Backport from mainline
2325 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2327 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2328 case for Atom processor.
2330 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2332 Backport from mainline
2333 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2336 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2337 true for TARGET_64BIT or !flag_pic.
2338 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2339 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2340 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2341 Add insn constraint. Conditionally emit xchg asm insns.
2342 (atomic_compare_and_swap<mode>): Update calls. Check only
2343 cmpxchg8b_pic_memory_operand in memory address fixup.
2345 (CASHMODE): Rename from DCASHMODE.
2346 (doublemodesuffix): Update modes.
2347 (regprefix): New mode attribute.
2349 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2350 <UNSPECV_CMPXCHG>: New constant.
2351 (atomic_compare_and_swap<mode>_1): Rename from
2352 atomic_compare_and_swap_single<mode>. Update calls and
2353 unspec_volatile constants.
2354 (atomic_compare_and_swap<mode>_doubleword): Rename from
2355 atomic_compare_and_swap_double<mode>. Update calls and
2356 unspec_volatile constants.
2358 2012-08-28 Walter Lee <walt@tilera.com>
2360 Backport from mainline
2361 2012-08-28 Walter Lee <walt@tilera.com>
2363 * confg/tilegx/tilegx.md: Fix code style.
2364 (*zero_extendsidi_truncdisi): Fix typo.
2365 * config/tilegx/tilegx.c: Fix code style.
2366 (tilegx_function_profiler): Fix typo.
2368 2012-08-27 Walter Lee <walt@tilera.com>
2370 Backport from mainline
2371 2012-08-27 Walter Lee <walt@tilera.com>
2373 * doc/md.texi (TILE-Gx): Fix typo.
2375 2012-08-27 Walter Lee <walt@tilera.com>
2377 Backport from mainline
2378 2012-08-27 Walter Lee <walt@tilera.com>
2380 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2381 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2383 2012-08-27 Walter Lee <walt@tilera.com>
2385 Backport from mainline
2386 2012-08-27 Walter Lee <walt@tilera.com>
2388 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2389 (insn_bfins): Delete.
2391 2012-08-27 Walter Lee <walt@tilera.com>
2393 Backport from mainline
2394 2012-08-27 Walter Lee <walt@tilera.com>
2396 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2397 atomic_exchange_bare<mode>,
2398 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2399 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2400 * config/tilegx/tilegx.md (type): Add X1_remove.
2401 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2402 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2403 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2406 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2408 PR rtl-optimization/54088
2409 * jump.c (delete_related_insns): Robustify latest change.
2411 2012-08-21 Richard Guenther <rguenther@suse.de>
2413 Backport from mainline
2414 2012-08-16 Richard Guenther <rguenther@suse.de>
2417 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2419 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2420 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2421 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2422 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2423 (tree_ssa_lim_finalize): Free all mem_refs.
2424 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2425 scc when bailing out.
2426 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2427 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2428 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2429 FOR_EACH_LOOP_BREAK.
2431 2012-08-17 Richard Guenther <rguenther@suse.de>
2433 * tree-sra.c (modify_function): Free redirect_callers vector.
2434 * ipa-split.c (split_function): Free args_to_pass vector.
2435 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2437 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2438 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2439 (vect_analyze_slp_instance): Free everything.
2440 (destroy_bb_vec_info): Free the SLP instances.
2442 2012-08-17 Richard Guenther <rguenther@suse.de>
2444 * params.def (integer-share-limit): Decrease from 256 to 251,
2447 2012-08-21 Richard Guenther <rguenther@suse.de>
2449 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2450 the affine expansion cache.
2452 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2454 Backported from trunk
2455 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2458 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2460 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2462 Backport from mainline.
2463 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2466 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2467 mark as predicable. Adjust asm template.
2468 (vec_setv2di_internal): Likewise.
2469 (vec_extract<mode> VD, VQ): Likewise.
2470 (vec_extractv2di): Likewise.
2471 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2472 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2473 (neon_vdup_n<mode> VX, V32): Likewise.
2474 (neon_vdup_nv2di): Likewise.
2476 2012-08-17 Walter Lee <walt@tilera.com>
2478 Backport from mainline
2479 2012-08-17 Walter Lee <walt@tilera.com>
2481 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2482 (FEEDBACK_ENTER): Define.
2483 (FEEDBACK_REENTER): Define.
2484 (FEEDBACK_ENTRY): Define.
2485 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2486 (FEEDBACK_ENTER): Define.
2487 (FEEDBACK_REENTER): Define.
2488 (FEEDBACK_ENTRY): Define.
2490 2012-08-16 Walter Lee <walt@tilera.com>
2492 Backport from mainline
2493 2012-08-16 Walter Lee <walt@tilera.com>
2495 * config.gcc (tilegx-*-linux*): Add feedback.h.
2496 (tilepro-*-linux*): Likewise.
2497 * config/tilegx/feedback.h: New file.
2498 * config/tilepro/feedback.h: New file.
2500 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2502 Backport from mainline r189840 and r187586:
2503 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2505 * config/i386/i386.md (stack_protect_set): Disable the pattern
2506 for Android since Android libc (bionic) does not provide random
2507 value for stack protection guard at gs:0x14. Guard value
2508 will be provided from external symbol (default implementation).
2509 (stack_protect_set_<mode>): Likewise.
2510 (stack_protect_test): Likewise.
2511 (stack_protect_test_<mode>): Likewise.
2512 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2513 not have Bionic by default
2514 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2515 Macro OPTION_BIONIC is defined in this file and provides Bionic
2516 accessibility status
2518 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2520 * configure.ac: Stack protector enabling for Android targets.
2521 * configure: Regenerate.
2523 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2525 Backported from trunk
2526 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2528 PR rtl-optimization/53942
2529 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2530 directly from likely spilled non-fixed hard registers, move them
2533 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2535 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2536 (xop_phaddubq): Ditto.
2538 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2540 Backport from mainline
2541 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2542 Richard Earnshaw <rearnsha@arm.com>
2544 * target.def (vector_alignment): New target hook.
2545 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2546 * doc/tm.texi: Regenerate.
2547 * targhooks.c (default_vector_alignment): New function.
2548 * targhooks.h (default_vector_alignment): Add prototype.
2549 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2550 * config/arm/arm.c (arm_vector_alignment): New function.
2551 (TARGET_VECTOR_ALIGNMENT): Define.
2553 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2554 vector type alignment instead of size.
2555 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2556 element type size directly instead of computing it from alignment.
2557 Fix variable naming and comment.
2559 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2561 Backport from mainline
2562 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2564 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2565 (alpha_pad_function_end): ... this. Also insert NOP between
2566 sibling call and GP load.
2567 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2569 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2571 Backport from mainline
2572 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2573 H.J. Lu <hongjiu.lu@intel.com>
2575 PR rtl-optimization/54157
2576 * combine.c (gen_lowpart_for_combine): Don't return identity
2577 for CONST or symbolic reference.
2579 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2581 Backport from mainline
2582 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2584 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2585 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2586 split_cost argument signed.
2587 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2588 (ix86_avoid_lea_for_addr): Ditto.
2590 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2592 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2593 the address has less than two components.
2595 2012-08-02 Steve Ellcey <sellcey@mips.com>
2597 Backport from mainline
2598 2012-07-19 Steve Ellcey <sellcey@mips.com>
2600 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2603 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2605 Backport from mainline
2606 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2609 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2610 negative constant address for TARGET_X32 ...
2611 (ix86_decompose_address): ... here. Reject constant addresses
2612 that don't satisfy x86_64_immediate_operand predicate.
2614 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2617 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2618 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2619 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2620 addresses. Prevent zero extensions of CONST_INT operands.
2622 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2625 * config/i386/i386.md (*lea): New insn pattern.
2627 (*lea<mode>_2): Ditto.
2628 (*lea_{3,4,5,6}_zext): Ditto.
2629 * config/i386/predicates.md (lea_address_operand): Do not reject
2630 zero-extended address operands.
2631 * config/i386/constraints.md (j): Remove address constraint.
2632 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2634 (ix86_print_operand_address): Handle SImode subreg of an address.
2635 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2637 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2639 Backport from mainline
2640 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2643 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2644 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2646 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2647 (*movdi_internal_rex64): Use %E operand modifier for lea.
2648 (*movsi_internal): Ditto.
2650 (*lea<mode>_2): Ditto.
2651 (*lea_{3,4,5,6}_zext): Ditto.
2652 (*tls_global_dynamic_32_gnu): Ditto.
2653 (*tls_global_dynamic_64): Ditto.
2654 (*tls_dynamic_gnu2_lea_32): Ditto.
2655 (*tls_dynamic_gnu2_lea_64): Ditto.
2656 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2658 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2660 Backport from mainline
2661 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2663 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2665 (ix86_print_operand_address): Assert that parts.base and parts.index
2666 are non-NULL after call to simplify_subreg.
2668 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2671 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2673 * config/sh/sh.c (sh_option_override): Do not change
2674 flag_finite_math_only. Set TARGET_IEEE to complement of
2675 flag_finite_math_only.
2676 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2677 description of mieee and mno-ieee behavior.
2679 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2682 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2683 (_lzcnt_u64): Ditto.
2685 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2687 Backport from mainline
2688 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2690 PR rtl-optimization/52250
2691 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2692 to put note list into. Unconditionally call move_bb_info.
2693 (move_bb_info): Do not assert the blocks being in the same region,
2694 just drop the note list if they are not.
2696 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2698 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2700 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2702 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2703 defining statement is a SSA name that occurs in abnormal PHIs.
2705 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2707 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2710 2012-07-19 Richard Guenther <rguenther@suse.de>
2711 Eric Botcazou <ebotcazou@adacore.com>
2713 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2714 about transition from invariant to known bits.
2715 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2717 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2720 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2721 (cleanup_tree_cfg_bb): Don't call it.
2722 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2725 2012-07-19 Christian Bruel <christian.bruel@st.com>
2728 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2730 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2732 * config.gcc (v850-*-rtems*): New target.
2733 * config/v850/rtems.h: New.
2734 * config/v850/t-rtems: New.
2736 2012-07-18 Nick Clifton <nickc@redhat.com>
2738 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2740 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2744 Backport from mainline
2745 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2748 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2749 instead expand it as zero extension.
2751 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2753 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2754 QImode and HImode splitters. Use ix86_comparison_operator.
2755 Explicitly match FLAGS_REG.
2756 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2758 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2759 Steven Bosscher <steven@gcc.gnu.org>
2760 Bernd Schmidt <bernds@codesourcery.com>
2762 PR rtl-optimization/53908
2763 * df-problems.c (can_move_insns_across): When doing
2764 memory-reference book-keeping, handle call insns.
2766 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2768 Backport from mainline
2769 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2772 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2773 sibcall_insn_operand. Move it to a temporary register if not.
2775 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2778 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2779 emit PIC sequence for fnaddr symbol reference in advance.
2781 2012-07-09 Jason Merrill <jason@redhat.com>
2784 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2785 (type_hash_eq): Likewise.
2788 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2790 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2792 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2793 due to negative shift amount.
2795 2012-07-06 Kai Tietz <ktietz@redhat.com>
2797 Backport from mainline.
2799 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2800 as "/mingw/include".
2802 2012-07-06 Nick Clifton <nickc@redhat.com>
2804 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2805 default_encode_section_info.
2807 2012-07-06 Richard Guenther <rguenther@suse.de>
2809 Backport from mainline
2810 2012-03-30 Richard Guenther <rguenther@suse.de>
2813 * double-int.c (rshift_double): Remove not needed cast.
2815 2012-03-28 Richard Guenther <rguenther@suse.de>
2818 * double-int.h (rshift_double): Remove.
2819 * double-int.c (lshift_double): Use absu_hwi to make count
2821 (rshift_double): Make static, take unsigned count argument,
2822 remove handling of negative count argument.
2823 (double_int_rshift): Dispatch to lshift_double.
2825 2012-07-06 Richard Guenther <rguenther@suse.de>
2827 Backport from mainline
2828 2012-06-18 Richard Guenther <rguenther@suse.de>
2830 PR tree-optimization/53693
2831 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2832 Reject operands with more than one use.
2834 2012-07-06 Richard Guenther <rguenther@suse.de>
2836 Backport from mainline
2837 2012-04-11 Richard Guenther <rguenther@suse.de>
2840 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2841 consider loop nesting.
2842 (evolution_function_is_univariate_p): Properly check the remainder
2845 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2847 Backport from mainline
2848 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2850 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2851 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2852 (adjacent_mem_locations): Move some code to and call...
2853 (get_memref_parts): ...new function.
2854 (mem_locations_overlap): New function.
2855 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2856 (is_mem_ref): Rename to...
2857 (find_mem_ref): ...this. Return MEM rtx.
2858 (get_store_dest): Remove function.
2859 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2860 new parameter and adjust calls.
2861 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2862 mem refs overlap for true_store_to_load_dep_costly.
2863 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2864 passed to adjacent_mem_locations.
2865 (is_costly_group): Walk resolved dependency list.
2866 (force_new_group): Emit group ending nop for Power6/Power7.
2867 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2868 (group_ending_nop): New define_insn.
2870 2012-07-04 Richard Guenther <rguenther@suse.de>
2873 * gimple-fold.c (get_base_constructor): Do not return an
2874 error_mark_node DECL_INITIAL.
2876 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2878 Backport from mainline
2879 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2881 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2882 code model string in the error message.
2884 2012-07-04 Tristan Gingold <gingold@adacore.com>
2886 Backport from mainline.
2887 2012-06-25 Tristan Gingold <gingold@adacore.com>
2889 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2890 (seh_cfa_adjust_cfa): ... that function.
2891 (seh_emit_stackalloc): Do not emit out of range values.
2892 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2893 UNSPEC_DEF_CFA constants.
2894 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2895 * config/i386/i386.c (ix86_frame_pointer_required): Required
2896 for very large frames on SEH target.
2897 (ix86_compute_frame_layout): Save area is before frame pointer
2898 on SEH target. Handle very large frames.
2899 (ix86_expand_prologue): Likewise.
2901 2012-07-04 Richard Guenther <rguenther@suse.de>
2903 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2904 as in free_lang_data_in_type.
2906 2012-07-02 Martin Jambor <mjambor@suse.cz>
2908 Backport from mainline.
2909 2012-07-02 Martin Jambor <mjambor@suse.cz>
2912 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2913 dynamic type change check.
2915 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2917 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2918 last statement of the finally block onto the switch.
2920 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2922 * configure: Regenerate.
2924 Backport from mainline.
2925 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2927 * config.gcc (target_type_format_char): New. Document it. Set it for
2929 * configure.ac (gnu_unique_option): Use target_type_format_char
2930 in test. Comment rationale.
2932 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2934 Backport from mainline.
2935 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2937 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2939 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2941 Backport from 2012-06-28 mainline r189049
2944 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2945 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2946 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2947 avr_hard_regno_call_part_clobbered.
2949 2012-06-28 Richard Guenther <rguenther@suse.de>
2952 * expr.c (expand_expr_real_1): Verify if the type is complete
2953 before inspecting its size.
2955 2012-06-27 Nick Clifton <nickc@redhat.com>
2957 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2960 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2963 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2965 2012-06-26 Nick Clifton <nickc@redhat.com>
2967 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2969 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2972 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2973 of x x x in the vmovlps load alternative.
2975 2012-06-22 Richard Guenther <rguenther@suse.de>
2977 * gcov-iov.c: Include bconfig.h and system.h.
2979 2012-06-22 Richard Guenther <rguenther@suse.de>
2981 PR gcov-profile/53744
2982 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2984 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2986 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2987 DECL_IGNORED_P non-reg vars even if they are used.
2989 2012-06-19 Jason Merrill <jason@redhat.com>
2992 * dwarf2out.c (modified_type_die): Use scope_die_for.
2993 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2994 (uses_local_type_r, uses_local_type): New.
2995 (scope_die_for): Keep a type that uses a local type in local scope.
2996 Use get_context_die for namespace and type scope.
2998 2012-06-19 Richard Guenther <rguenther@suse.de>
3001 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3002 replace it with the first non-BLOCK context.
3004 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3006 PR rtl-optimization/53700
3008 Backport from mainline
3009 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3011 * ira-color.c (setup_left_conflict_sizes_p): Process all
3012 conflicting objects.
3014 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3016 Backport from mainline
3017 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3020 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3021 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3022 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3023 instead of xop_mulv2div2di3_low.
3024 (xop_p<macs>dql): Fix vec_select selector.
3025 (xop_p<macs>dqh): Ditto.
3026 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3027 (xop_mulv2div2di3_high): Ditto.
3029 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3031 Backport from mainline:
3032 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3034 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3036 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3038 Backport from mainline:
3039 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3041 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3042 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3043 MAX_PCREL17F_OFFSET instead of fixed offset.
3044 (pa_attr_length_call): Likewise.
3045 (pa_attr_length_indirect_call): Likewise.
3047 2012-06-15 Walter Lee <walt@tilera.com>
3049 Backport from mainline:
3050 2012-06-15 Walter Lee <walt@tilera.com>
3052 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3054 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3056 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3058 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3060 Backport from mainline:
3062 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3063 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3064 * gimple.h (block_in_transaction): Check for flag_tm.
3066 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3068 PR tree-optimization/52558
3070 Backport from mainline:
3071 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3072 * gimple.h (gimple_set_in_transaction): Remove.
3073 (gimple_in_transaction): Look in BB instead.
3074 (gimple_statement_base): Remove in_transaction field.
3075 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3076 * trans-mem.c (compute_transaction_bits): Place transaction bit
3077 information into basic blocks.
3079 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3081 PR tree-optimization/52558
3082 * cfg.c (alloc_aux_for_edge): Fix comment.
3083 (alloc_aux_for_edge): Remove static.
3084 * basic-block.h (alloc_aux_for_edge): Protoize.
3085 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3086 (execute_sm_if_changed_flag): New.
3087 (execute_sm_if_changed_flag_set): New.
3088 (execute_sm): Do not generate data races unless requested.
3089 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3090 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3091 * gimple.h (block_in_transaction): New.
3092 (gimple_in_transaction): Use block_in_transaction.
3094 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3096 Backported from mainline
3097 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3099 PR rtl-optimization/53589
3100 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3101 discovery even when e->dest != target. If any LABEL_REF points
3102 to e->dest label, redirect it to target's label.
3104 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3107 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3108 returns false, replace stmt with GIMPLE_NOP.
3109 (check_omp_nesting_restrictions): Instead of issuing warnings,
3110 issue errors and return false if any errors were reported.
3112 2012-06-14 Richard Guenther <rguenther@suse.de>
3114 * BASE-VER: Set to 4.7.2.
3115 * DEV-PHASE: Set to prerelease.
3117 2012-06-12 Christian Bruel <christian.bruel@st.com>
3120 * config/sh/sh.c (sh_option_override): Don't force
3121 flag_omit_frame_pointer and maccumulate_outgoing_args.
3122 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3124 2012-06-14 Release Manager
3126 * GCC 4.7.1 released.
3128 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3130 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3132 2012-06-13 Richard Henderson <rth@redhat.com>
3134 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3135 iterator instead of INT.
3137 2012-06-08 Richard Henderson <rth@redhat.com>
3140 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3141 note to a clobber insn when no other insn is available.
3143 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3146 * doc/invoke.texi (Wenum-compare): Update documentation.
3148 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3151 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3153 (altivec_stvlxl): Ditto.
3154 (altivec_stvrx): Ditto.
3155 (altivec_stvrxl): Ditto.
3157 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3160 * trans-mem.c (expand_block_edges): Do not skip the first
3161 statement when resetting the BB.
3163 2012-06-04 Richard Guenther <rguenther@suse.de>
3166 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3167 create new assembler names.
3169 2012-06-04 Richard Guenther <rguenther@suse.de>
3171 Backport from mainline
3172 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3175 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3176 larger than maxbits. Don't compute maxbits modulo align.
3177 Also check that unit bytes long store at bitpos / unit * unit
3178 doesn't affect bits beyond bitregion_end.
3179 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3180 would not fit into bitregion_start ... bitregion_end + 1 bit
3182 (store_split_bit_field): Decrease unit close to end of bitregion_end
3183 if access is restricted in order to avoid mutual recursion.
3185 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3187 Backport from 2012-06-04 mainline r188172
3190 * config/avr/avr-stdint.h: New file.
3191 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3194 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3196 PR tree-optimization/53550
3197 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3198 is POINTER_TYPE_P, use sizetype as step type instead of type.
3200 2012-06-04 Richard Guenther <rguenther@suse.de>
3201 Eric Botcazou <ebotcazou@adacore.com>
3203 Backport from mainline
3204 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3206 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3207 Change type of BITOFFSET to signed. Make sure the lower bound of
3208 the computed range is non-negative by adjusting OFFSET and BITPOS.
3209 (expand_assignment): Adjust call to get_bit_range.
3211 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3213 * expr.c (get_bit_range): Return the null range if the enclosing record
3214 is part of a larger bit field.
3216 2012-03-20 Richard Guenther <rguenther@suse.de>
3218 * stor-layout.c (finish_bitfield_representative): Fallback
3219 to conservative maximum size if the padding up to the next
3220 field cannot be computed as a constant.
3221 (finish_bitfield_layout): If we cannot compute the distance
3222 between the start of the bitfield representative and the
3223 bitfield member start a new representative.
3224 * expr.c (get_bit_range): The distance between the start of
3225 the bitfield representative and the bitfield member is zero
3226 if the field offsets are not constants.
3228 2012-03-16 Richard Guenther <rguenther@suse.de>
3230 * stor-layout.c (finish_bitfield_representative): Fall back
3231 to the conservative maximum size if we cannot compute the
3232 size of the tail padding.
3234 2012-03-14 Richard Guenther <rguenther@suse.de>
3236 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3237 * stor-layout.c (start_bitfield_representative): New function.
3238 (finish_bitfield_representative): Likewise.
3239 (finish_bitfield_layout): Likewise.
3240 (finish_record_layout): Call finish_bitfield_layout.
3241 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3242 for QUAL_UNION_TYPE fields.
3243 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3244 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3245 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3250 * expr.c (get_bit_range): Unconditionally extract bitrange
3251 from DECL_BIT_FIELD_REPRESENTATIVE.
3252 (expand_assignment): Adjust call to get_bit_range.
3254 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3257 * fold-const.c (fold_binary_loc): Refine previous change.
3259 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3261 Backport from mainline
3262 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3265 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3266 avoid going above orig insn. Update comments.
3268 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3270 Backport from mainline
3271 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3274 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3275 prologue for unwinder and profiler.
3277 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3279 Backport from mainline
3280 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3282 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3284 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3286 Backport from mainline
3287 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3289 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3290 DBX_REGISTER_NUMBER.
3292 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3294 Backport from mainline
3295 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3297 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3298 operand is CONST_INT. Take COSTS_N_INSNS into account.
3299 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3302 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3304 * config/avr/avr.opt (-msp8): Document it.
3305 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3307 2012-05-31 Richard Guenther <rguenther@suse.de>
3310 * expr.c (expand_assignment): Do not use movmisalign on
3313 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3316 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3317 (pa_section_type_flags): New.
3318 (pa_legitimate_constant_p): Revert previous change.
3320 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3322 Backport from mainline
3323 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3326 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3327 accessed indirectly.
3328 (ipa_tm_create_version): Same.
3330 2012-05-30 Jason Merrill <jason@redhat.com>
3333 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3334 about array compound literals.
3336 2012-05-30 Richard Guenther <rguenther@suse.de>
3339 * fold-const.c (fold_binary_loc): Make sure to call
3340 fold_plusminus_mult_expr with the original sign of operands.
3342 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3344 * explow.c (probe_stack_range): Restore simple control flow and stop
3345 again when the probe cannot be generated if HAVE_check_stack.
3347 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3349 PR rtl-optimization/53519
3350 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3351 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3353 2012-05-29 Richard Guenther <rguenther@suse.de>
3355 PR tree-optimization/53516
3356 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3358 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3360 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3362 Backport from mainline
3363 2012-05-28 Richard Guenther <rguenther@suse.de>
3365 PR tree-optimization/53438
3366 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3368 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3370 Backport from mainline
3371 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3373 PR rtl-optimization/52528
3374 * combine.c (can_combine_p): Add setting of subst_low_luid
3375 before call to expand_field_assignment().
3377 2012-05-26 Martin Jambor <mjambor@suse.cz>
3379 Backport from mainline
3380 2012-05-23 Martin Jambor <mjambor@suse.cz>
3382 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3384 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3387 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3388 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3390 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3393 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3394 (ix86_expand_vec_perm): Use int mode instead of float.
3396 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3399 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3400 gnu_ld variables to yes.
3401 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3402 (HAVE_GNU_AS): Likewise.
3403 * config.in: Regenerate.
3404 * configure: Likewise.
3406 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3408 Backport from mainline
3409 2012-03-12 Richard Guenther <rguenther@suse.de>
3410 * config/arm/arm.c (neon_dereference_pointer): Do not call
3411 covert during RTL expansion.
3413 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3415 Backport from mainline
3416 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3419 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3420 relied on signed overflow behavior.
3422 2012-05-24 Richard Guenther <rguenther@suse.de>
3425 * tree-profile.c (tree_profiling): Cleanup the CFG if
3426 execute_fixup_cfg requests it.
3428 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3430 PR tree-optimization/53465
3431 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3432 vr0 into *vr, then vrp_meet that.
3433 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3434 have any equivalences.
3435 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3438 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3440 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3442 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3443 (iterative_hash_gimple_type): Adjust comment.
3444 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3445 domain for an array type instead of the domain type itself.
3447 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3449 Backport from 2012-05-23 mainline r187803
3452 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3453 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3456 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3458 Backport from 2012-05-03 mainline r187075
3460 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3461 has_fma4 for AMD processors with both fma3 and fma4 support.
3463 2012-05-22 Richard Guenther <rguenther@suse.de>
3465 PR tree-optimization/53408
3466 * tree-vect-loop.c (vectorizable_induction): Properly check
3467 the restriction that we cannot handle induction results from
3468 the inner loop outside of the outer loop.
3470 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3472 PR tree-optimization/53436
3473 * omp-low.c (omp_build_component_ref): New function.
3474 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3476 PR tree-optimization/53366
3477 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3478 tests if complex_numbers == 2, but there are non-complex number loads
3481 PR tree-optimization/53409
3482 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3483 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3485 PR tree-optimization/53410
3486 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3487 instead of build_int_cst (type, 0) where vector types might be
3490 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3493 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3494 from folded operands before wrapping another around the
3495 conditional expression.
3497 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3498 Patrick Marlier <patrick.marlier@gmail.com>
3500 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3503 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3505 Backport from mainline
3506 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3509 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3510 (UNSPECV_RDRAND): This.
3511 (rdrand<mode>_1): Updated.
3513 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3515 Backport from mainline
3516 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3518 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3519 RDRND, F16C and FSGSBASE.
3521 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3523 Backport from mainline
3524 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3526 * tree-ssa-pre.c (can_value_number_call): Delete.
3527 (compute_avail): Skip all statements with side effects.
3528 <GIMPLE_CALL>: Skip calls to internal functions.
3530 2012-05-18 David S. Miller <davem@davemloft.net>
3532 Backport r185385 from mainline
3533 2012-03-14 Richard Guenther <rguenther@suse.de>
3536 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3537 element type instead of mode, use build_vector_type_for_mode
3538 instead of the langhook, build a vector of proper signedness.
3539 (expand_vector_operations_1): Adjust.
3541 2012-05-18 Olivier Hainque <hainque@adacore.com>
3543 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3544 $(libsubdir) as libexecsubdir.
3546 2012-05-16 Andrew Pinski <apinski@cavium.com>
3548 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3551 2012-05-16 David S. Miller <davem@davemloft.net>
3553 * jump.c (delete_related_insns): If we remove a CALL, make sure
3554 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3556 2012-05-16 Richard Henderson <rth@redhat.com>
3559 * combine-stack-adj.c (prev_active_insn_bb): New.
3560 (next_active_insn_bb): New.
3561 (force_move_args_size_note): New.
3562 (combine_stack_adjustments_for_block): Use it.
3564 2012-05-16 Olivier Hainque <hainque@adacore.com>
3566 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3567 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3568 Add comments and improve stamp preservation across the whole sequence.
3569 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3571 2012-05-16 Richard Guenther <rguenther@suse.de>
3573 PR tree-optimization/53364
3574 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3575 detect a view-conversion of the decl.
3577 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3580 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3581 that operands[2] is either immediate, or q_regs_operand.
3583 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3585 Backport r187139 from mainline.
3586 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3588 PR rtl-optimization/52804
3589 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3590 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3591 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3592 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3593 RELOAD_FOR_OUTADDR_ADDRESS.
3595 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3598 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3599 generate target register for "load" class builtins.
3602 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3605 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3606 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3607 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3608 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3609 (<sse>_movu<ssemodesuffix>): New expander.
3610 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3611 (avx_movdqu<avxmodesuffix>): New expander.
3612 (*sse2_movdqu): Rename from sse2_movdqu.
3613 (sse2_movdqu): New expander.
3615 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3617 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3618 lineno 1 the same as lineno 0 before first start file directive.
3619 (optimize_macinfo_range): Likewise.
3621 * dwarf2out.c (have_macinfo): Define.
3622 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3623 attribute, don't force empty compilation unit and don't emit any
3624 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3626 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3628 Backport from mainline
3629 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3631 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3632 ORDERED and UNORDERED conditions.
3634 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3636 * function.c (requires_stack_frame_p): If the function can throw
3637 non-call exceptions, return true if the insn can throw internally.
3639 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3641 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3642 DECL_ORIGINAL_TYPE if it is present.
3644 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3646 Backport from 2012-05-12 mainline r187342.
3649 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3650 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3651 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3652 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3653 (expand_prologue): Move initialization of cfun->machine->is_naked,
3654 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3655 (avr_set_current_function): ...this new static function.
3656 (TARGET_SET_CURRENT_FUNCTION): New define.
3657 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3658 checking attributes of current_function_decl.
3659 (avr_regs_to_save): Ditto.
3660 (signal_function_p): Rename to avr_signal_function_p.
3661 (interrupt_function_p): Rename to avr_interrupt_function_p.
3663 * doc/extend.texi (Function Attributes): Better explanation of
3664 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3667 2012-05-09 Matthias Klose <doko@ubuntu.com>
3669 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3671 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3674 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3675 when a constant source operand matches an "I" constraint, the "no
3676 CC0 change" applies to a register-destination only, not a
3677 strict_low_part-destination.
3679 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3681 Backport from mainline:
3682 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3684 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3686 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3688 PR tree-optimization/53239
3689 * tree-vrp.c (get_value_range): Set VR of
3690 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3693 2012-05-07 Richard Guenther <rguenther@suse.de>
3695 PR tree-optimization/53195
3696 * tree-inline.c (setup_one_parameter): Properly add referenced
3697 vars from the parameters new known value.
3699 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3701 Backport from mainline:
3702 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3705 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3708 2012-05-04 Ian Lance Taylor <iant@google.com>
3710 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3711 values from false to NULL.
3713 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3715 Backport from mainline
3716 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3719 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3720 (TARGET_CMOV): Rename from TARGET_CMOVE.
3721 (TARGET_CMOVE): New define.
3722 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3723 Do not set TARGET_CMOVE here.
3725 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3727 Backport from mainline:
3729 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3731 PR tree-optimization/52633
3732 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3733 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3734 (vect_recog_over_widening_pattern): Remove handling of code that was
3735 already detected as over-widening pattern. Remove special handling
3736 of "unsigned" cases. Instead, support general case of conversion
3737 of the shift result to another type.
3739 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3741 * tree-vect-patterns.c (vect_single_imm_use): New function.
3742 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3743 (vect_recog_over_widening_pattern): Likewise.
3744 (vect_recog_widen_shift_pattern): Likewise.
3746 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3748 PR tree-optimization/52870
3749 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3750 presumed pattern statement is within the same loop or basic block.
3752 2012-05-04 Richard Guenther <rguenther@suse.de>
3754 * common.opt (flto-report): Do not mark as Optimization.
3756 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3759 * recog.c (constrain_operands): If extra constraints are present, also
3760 accept pseudo-registers with equivalent memory locations during reload.
3762 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3764 Backport from the mainline
3765 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3768 * config/rs6000/rs6000.md (bswapdi splitters): If
3769 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3770 default) is used, generate an alternate sequence that does not
3771 depend on using indexed addressing.
3773 2012-05-03 David S. Miller <davem@davemloft.net>
3776 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3777 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3778 (sparc_emit_float_lib_cmp): Likewise.
3780 2012-05-04 Martin Jambor <mjambor@suse.cz>
3782 Backport from mainline
3783 2012-05-02 Martin Jambor <mjambor@suse.cz>
3786 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3787 of a variable when the contect is a function.
3789 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3792 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3793 append program name to it and pass that as first argument
3794 to make_relative_prefix. Always pass standard_libexec_prefix
3795 as last argument to make_relative_prefix. If
3796 make_relative_prefix returns NULL, fall back to
3797 standard_libexec_prefix.
3800 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3804 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3805 mode, return that mode.
3807 2012-05-03 Richard Guenther <rguenther@suse.de>
3809 PR tree-optimization/53144
3810 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3812 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3813 with SSA name values.
3814 (vn_reference_lookup_3): Adjust callers.
3816 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3818 PR tree-optimization/53163
3819 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3820 return value from compute_all_dependences.
3822 PR rtl-optimization/53160
3823 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3824 has been modified by ree pass already.
3826 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3828 Backport from mainline
3829 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3832 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3833 calls to cgraph_node_name in xstrdup.
3834 (ipa_make_edge_direct_to_target): Ditto.
3835 * tree-sra.c (convert_callers_for_node): Ditto.
3836 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3837 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3838 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3839 (cgraph_materialize_all_clones): Ditto.
3840 * ipa-inline.c (report_inline_failed_reason): Ditto.
3841 (want_early_inline_function_p): Ditto.
3842 (edge_badness): Ditto.
3843 (update_edge_key): Ditto.
3844 (flatten_function): Ditto.
3845 (ipa_inline): Ditto.
3846 (inline_always_inline_functions): Ditto.
3847 (early_inline_small_functions): Ditto.
3849 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3851 Backport from mainline
3852 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3854 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3855 Introduce emul_name to select the right linker emulation for
3856 powerpc64-*-freebsd*.
3857 * configure: Regenerate.
3858 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3859 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3860 * config/rs6000/freebsd64.h: New file.
3861 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3863 (rs6000_savres_strategy): Likewise.
3864 (rs6000_savres_routine_name): Likewise.
3865 (rs6000_elf_file_end): Likewise.
3866 * config/rs6000/t-freebsd64: New file.
3867 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3868 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3870 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3872 Backport from mainline
3873 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3876 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3878 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3880 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3881 predicate to discriminate types.
3883 2012-04-27 Richard Guenther <rguenther@suse.de>
3886 * convert.c (convert_to_integer): Avoid infinite recursion for
3887 target-defined built-in types.
3889 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3892 * config/cris/cris.md ("*andhi_lowpart_v32")
3893 ("*andqi_lowpart_v32"): Change first input-only operand from
3894 a (match_operand ...) to (match_dup 0). Drop alternatives with
3895 const_int-matching constraints for redundancy.
3896 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3897 three-operand alternative.
3899 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3901 Backport from mainline
3902 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3904 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3905 (*addsi_2_zext): Ditto.
3906 (*add<mode>_3): Ditto.
3907 (*addsi_3_zext): Ditto.
3908 (*add<mode>_5): Ditto.
3910 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3913 * c-typeck.c (set_nonincremental_init,
3914 set_nonincremental_init_from_string): Pass true instead of false
3915 as IMPLICIT to add_pending_init.
3917 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3919 Backport from 2012-04-24 mainline r186768.
3922 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3924 2012-04-24 Richard Guenther <rguenther@suse.de>
3926 PR tree-optimization/53085
3927 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3930 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3933 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3935 (output_addressed_constants): Likewise.
3938 * varasm.c (get_section): Don't ICE for section conflicts with
3939 built-in section kinds.
3941 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3943 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3945 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3947 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3949 2012-04-23 Richard Guenther <rguenther@suse.de>
3952 * c-typeck.c (build_binary_op): Fix typo.
3954 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3956 PR tree-optimizations/52891
3957 * tree-vect-patterns.c (adjust_bool_pattern): Use
3958 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3959 but with non-standard precision.
3961 2012-04-22 Ian Lance Taylor <iant@google.com>
3963 * godump.c (go_output_typedef): Dump size of structs.
3965 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3967 Backport from mainline:
3969 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3970 hints for 'A' operand types.
3972 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3974 Backport from 2012-04-19 mainline r186588.
3977 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3978 the case *(X+const).
3980 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3982 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3984 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3987 * config/i386/sync.md (atomic_<code><mode>): Rename to
3988 atomic_<logic><mode>.
3990 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3992 Backport from mainline
3993 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3996 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3997 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3998 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3999 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4000 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4001 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4002 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4003 gen_avx2_permvarv8sf.
4005 2012-04-16 Martin Jambor <mjambor@suse.cz>
4007 Backported from mainline
4009 2012-04-13 Martin Jambor <mjambor@suse.cz>
4012 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4013 fold_ctor_reference returns a zero constant.
4015 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4017 Backported from mainline
4018 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4020 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4021 and __ILP32__ for x32.
4023 2012-04-13 Tom de Vries <tom@codesourcery.com>
4025 Backport from mainline r186418.
4027 2012-04-13 Tom de Vries <tom@codesourcery.com>
4029 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4030 parameters vuse and vuse_escaped.
4031 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4032 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4035 2012-04-13 Richard Guenther <rguenther@suse.de>
4037 PR tree-optimization/52969
4038 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4039 the condition for the COND_EXPR and handle predicate negation
4040 by swapping the COND_EXPR arms.
4042 2012-04-13 Richard Guenther <rguenther@suse.de>
4045 * convert.c (convert_to_pointer): Remove special-casing of
4048 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4050 Backport from mainline
4051 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4054 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4055 the list of options to enable the FCFID instruction.
4056 (TARGET_EXTRA_BUILTINS): Adjust comment.
4058 2012-04-12 Richard Guenther <rguenther@suse.de>
4060 PR tree-optimization/52943
4061 * tree-chrec.h (chrec_is_positive): Remove.
4062 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4063 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4064 Return false for a constant zero instead of negative.
4065 (analyze_siv_subscript_cst_affine): Handle zero difference
4066 in the initial condition explicitely.
4068 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4071 * varasm.c (process_pending_assemble_externals): Set
4072 pending_assemble_externals_processed true.
4073 (assemble_external): Call assemble_external_real if the pending
4074 assemble externals have been processed.
4076 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4079 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4080 the DECL generated for the special GOT helper.
4082 2012-04-06 Walter Lee <walt@tilera.com>
4084 Backport from mainline
4085 2012-03-07 Walter Lee <walt@tilera.com>
4087 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4088 REG_CFA_* notes for the stack pointer.
4089 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4090 EH_RETURN_STACKADJ_RTX.
4091 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4092 generate REG_CFA_* notes for the stack pointer.
4093 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4094 by EH_RETURN_STACKADJ_RTX.
4096 2012-04-06 Matt Turner <mattst88@gmail.com>
4098 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4100 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4102 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4103 of the destination isn't also a FP_REGS register.
4105 2012-04-03 Richard Guenther <rguenther@suse.de>
4107 Backport from mainline
4108 2012-03-02 Richard Guenther <rguenther@suse.de>
4110 PR tree-optimization/52406
4111 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4112 (struct indices): Add unconstrained_base member.
4113 (struct dr_alias): Remove unused vops member.
4114 (DR_UNCONSTRAINED_BASE): New define.
4115 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4116 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4117 be an artificial access that covers the whole indexed object,
4118 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4119 plain decl base-objects to their MEM_REF variant.
4120 (dr_may_alias_p): When the base-object of either data reference
4121 has unknown size use only points-to information.
4122 (compute_affine_dependence): Make dumps easier to read and
4124 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4125 DR_REF when looking for packed references.
4126 (vect_supportable_dr_alignment): Likewise.
4128 2012-04-03 Richard Guenther <rguenther@suse.de>
4130 Backport from mainline
4131 2012-03-15 Richard Guenther <rguenther@suse.de>
4134 * tree-data-ref.c (subscript_dependence_tester_1): Check
4135 all dimensions for non-conflicting access functions.
4137 2012-04-03 Richard Guenther <rguenther@suse.de>
4139 Backport from mainline
4140 2012-03-06 Richard Guenther <rguenther@suse.de>
4143 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4145 2012-03-23 Richard Guenther <rguenther@suse.de>
4147 PR tree-optimization/52678
4148 * tree-vectorizer.h (struct _stmt_vec_info): Add
4149 loop_phi_evolution_part member.
4150 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4151 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4152 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4153 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4154 Use the cached evolution part and the PHI nodes value from
4155 the loop preheader edge instead of re-analyzing the evolution.
4157 2012-03-26 Richard Guenther <rguenther@suse.de>
4159 PR tree-optimization/52701
4160 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4161 compute and set the evolution part of PHI nodes.
4163 2012-03-30 Richard Guenther <rguenther@suse.de>
4165 PR tree-optimization/52754
4166 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4167 propagate arbitrary addresses into really plain dereferences.
4169 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4171 PR tree-optimization/52835
4172 * tree-data-ref.c (build_rdg): Return NULL if
4173 compute_data_dependences_for_loop failed.
4175 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4177 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4178 (stmt_can_make_abnormal_goto): Use it.
4179 (is_ctrl_altering_stmt): Likewise.
4181 2012-03-31 Martin Jambor <mjambor@suse.cz>
4183 Backported from mainline
4184 2012-03-30 Martin Jambor <mjambor@suse.cz>
4186 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4187 is a builtin_stack_save in a dominating BB.
4189 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4191 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4192 crossing 128bit lane boundary.
4194 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4196 Backported from mainline
4197 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4200 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4202 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4203 * config/i386/i386.c: Include reload.h.
4204 (ix86_legitimize_reload_address): New function.
4206 2012-03-28 Martin Jambor <mjambor@suse.cz>
4208 Backported from mainline
4209 2012-03-27 Martin Jambor <mjambor@suse.cz>
4212 * tree-sra.c (sra_modify_assign): Do not call
4213 load_assign_lhs_subreplacements when working with an unscalarizable
4216 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4219 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4220 __builtin_va_start to __builtin_next_arg if the latter is
4221 builtin_decl_explicit_p rather than when it is not.
4224 * tree-vect-generic.c (vector_element): Perform multiplication
4225 for pos in bitsizetype type instead of idx type.
4227 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4229 Backport from 2012-03-28 mainline r185910.
4232 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4233 (avr_builtin_decl): New static function.
4234 (struct avr_builtin_description, avr_bdesc): Move up.
4235 Add GTY marker. Add field fndecl. Remove redundant field id.
4236 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4237 (avr_expand_builtin): Code cleanup because .id is removed.
4239 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4242 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4245 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4247 Backport from 2012-03-28 mainline r185907.
4250 * config.gcc (tm_file): Remove avr/multilib.h.
4252 * doc/invoke.texi (AVR Options): Adjust
4253 documentation of -mtiny-stack.
4255 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4256 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4257 * config/avr/t-avr: Remove generation of multilib.h.
4258 * config/avr/t-multilib: Regenerate.
4259 * config/avr/multilib.h: Remove.
4260 * config/avr/avr.opt (-msp8): New option.
4261 (avr_sp8): New variable.
4262 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4263 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4264 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4265 (avr_device_to_sp8): New prototype.
4266 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4267 (DRIVER_SELF_SPECS): New define.
4268 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4269 __AVR_SP8__, __AVR_HAVE_SPH__.
4270 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4271 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4272 (avr_file_start): Ditto.
4274 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4277 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4278 instead of 8 in adjust_address.
4280 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4282 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4283 of a unit before computing the offset in units.
4285 2012-03-27 Richard Guenther <rguenther@suse.de>
4288 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4291 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4294 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4296 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4299 * varasm.c: Include pointer-set.h.
4300 (pending_assemble_externals_set): New pointer set.
4301 (process_pending_assemble_externals): Destroy the pointer set.
4302 (assemble_external): See if decl is in pending_assemble_externals_set,
4303 and add it to pending_assemble_externals if necessary.
4304 (init_varasm_once): Allocate pending_assemble_externals_set.
4306 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4308 Backported from mainline
4309 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4312 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4313 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4314 (vector_ltgt<mode>): Likewise.
4315 (vector_ordered<mode>): Likewise.
4316 (vector_unordered<mode>): Likewise.
4317 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4319 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4321 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4324 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4326 Backported from mainline
4327 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4331 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4332 GENERAL_REGS and FP_REGS for SImode.
4334 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4337 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4338 on any new_local_var_chain vars declared during recursing on
4339 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4341 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4343 Backport from 2012-03-22 mainline r185692.
4346 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4347 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4348 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4349 (delay_cycles_1, delay_cycles_2): Ditto.
4350 (delay_cycles_3, delay_cycles_4): Ditto.
4351 (nopv, *nopv): Ditto.
4352 (sleep, *sleep): Ditto.
4355 Backport from 2012-03-21 mainline r185605.
4357 PR rtl-optimization/52543
4359 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4360 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4361 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4362 (avr_load_libgcc_p): Restrict to __flash loads.
4363 (avr_out_lpm): Only handle 1-byte loads from __flash.
4364 (avr_load_lpm): New function.
4365 (avr_find_unused_d_reg): Remove.
4366 (avr_out_lpm_no_lpmx): Remove.
4367 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4368 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4369 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4370 (load_<mode>, load_<mode>_clobber): New insns.
4371 (mov<mode>): For multi-byte move from non-generic
4372 16-bit address spaces: Expand to load_<mode> resp.
4373 load_<mode>_clobber.
4374 (load<mode>_libgcc): Remove expander.
4375 (split-lpmx): Remove split.
4377 Backport from 2012-03-13 mainline r185329.
4380 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4381 offset (size) to a value the insns can deal with.
4382 (expand_epilogue): Ditto.
4384 Backport from 2012-03-12 mainline r185256.
4387 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4388 type from reg_class_t to enum reg_class.
4389 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4391 Backport from 2012-03-12 mainline r185253.
4394 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4395 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4396 r184615 from 2012-02-28.
4398 Backport from 2012-03-08 mainline r185105.
4400 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4401 for constants in [-63,63].
4403 Backport from 2012-03-08 mainline r185100.
4406 * config/avr/avr.c (avr_mem_clobber): New static function.
4407 (avr_expand_delay_cycles): Add memory clobber operand to
4408 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4409 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4410 (enable_interrupt, disable_interrupt): New expander.
4411 (nopv, sleep, wdr): New expanders.
4412 (delay_cycles_1): Add memory clobber.
4413 (delay_cycles_2): Add memory clobber.
4414 (delay_cycles_3): Add memory clobber.
4415 (delay_cycles_4): Add memory clobber.
4416 (cli_sei): New insn from former "enable_interrupt",
4417 "disable_interrupt" with memory clobber.
4418 (*wdt): New insn from former "wdt" with memory clobber.
4419 (*nopv): Similar, but for "nopv".
4420 (*sleep): Similar, but for "sleep".
4422 Backport from 2012-03-07 mainline r185043.
4425 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4427 Backport from 2012-03-07 mainline r185032.
4430 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4431 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4432 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4434 Backport from 2012-03-07 mainline r185031.
4437 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4439 * config/avr/avr.md (xload_8): Adjust insn length.
4441 Backport from 2012-03-07 mainline r185030.
4444 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4445 if RAMPZ affects reading from RAM.
4447 Backport from 2012-03-05 mainline r184919.
4449 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4451 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4453 Backport from mainline r185259.
4456 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4457 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4459 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4461 Backported from mainline
4462 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4465 * c-parser.c (c_parser_postfix_expression)
4466 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4468 * config/i386/smmintrin.h: Avoid /* within a comment.
4469 * config/i386/nmmintrin.h: Likewise.
4471 2012-03-22 Richard Guenther <rguenther@suse.de>
4473 * BASE-VER: Set to 4.7.1.
4474 * DEV-PHASE: Set to prerelease.
4476 2012-03-22 Release Manager
4478 * GCC 4.7.0 released.
4480 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4482 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4484 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4485 Andrew Pinski <apinski@cavium.com>
4488 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4489 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4490 calls instead of __builtin_ir{int,ound}*.
4492 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4495 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4498 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4500 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4501 Refer to GCC 4.7 version of c99status.html.
4503 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4505 Backport from mainline
4506 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4508 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4509 redefine to be NULL if the current bit-size is different from the
4510 configured bit-size.
4512 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4513 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4514 set the default tuning. Add asserts to make sure the cpu and tune
4515 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4516 test whether the index is set, instead of > 0.
4517 (rs6000_file_start): Do not reset the default cpu if the current
4518 bit-size is different from the configured bit-size.
4520 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4522 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4524 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4525 Update binutils references.
4526 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4527 Update binutils reference.
4528 Update Sun as/GNU ld caveat.
4529 Document binutils largefile requirement for LTO plugin.
4530 Remove reference to alternate libpthread.
4532 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4534 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4536 (Specific, mips-sgi-irix6): Likewise.
4538 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4540 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4541 * configure: Regenerate.
4543 2012-03-07 Richard Henderson <rth@redhat.com>
4545 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4546 * config/m68k/sync.md (atomic_test_and_set): Use it.
4547 (atomic_test_and_set_1): Likewise.
4549 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4552 * Makefile.in: Let install-gcc-ar depend on installdirs,
4553 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4554 Don't double canonicalize if cross-compiling.
4556 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4558 * trans-mem.c: New typedef for tm_region_p.
4559 Define vector types for tm_region_p.
4560 (tm_region_init): Replace region_worklist to a vector called
4563 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4566 * trans-mem.c (tm_region_init): Use last_basic_block.
4568 2012-03-05 Richard Henderson <rth@redhat.com>
4571 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4572 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4573 BIGGEST_ALIGNMENT is aligned.
4575 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4577 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4579 2012-03-05 Richard Henderson <rth@redhat.com>
4582 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4583 instead of calling negqi2 directly.
4585 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4587 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4588 (INTMAX_TYPE): Use it.
4589 (UINTMAX_TYPE): Likewise.
4590 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4591 (irix6_c_common_override_options): Declare.
4592 (C_COMMON_OVERRIDE_OPTIONS): Define.
4593 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4594 * config/mips/irix6-c.c: New file.
4595 * config/mips/t-irix6 (irix6-c.o): New target.
4596 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4599 2012-03-02 Richard Henderson <rth@redhat.com>
4601 * optabs.c (expand_atomic_test_and_set): Honor
4602 atomic_test_and_set_trueval even when atomic_test_and_set
4603 optab is not in use.
4605 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4607 Backport from mainline
4608 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4610 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4612 2012-03-02 Richard Guenther <rguenther@suse.de>
4614 * DEV-PHASE: Set to prerelease.
4616 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4618 * config.gcc (obsolete): Add all ARM targets using the FPA.
4619 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4620 * doc/install.texi: Avoid references to obsolete ARM ports.
4622 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4624 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4626 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4627 Joern Rennecke <joern.rennecke@embecosm.com>
4629 * doc/extend.texi: Expand and update information on interrupt
4630 attribute for Epiphany.
4632 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4634 * config/sh/sh-protos.h: Update copyright notice dates.
4635 * config/sh/sh.h: Likewise.
4636 * config/sh/sh.md: Likewise.
4637 * config/sh/constraints.md: Likewise.
4638 * config/sh/predicates.md: Likewise.
4640 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4642 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4643 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4645 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4647 * config/sh/constraints.md: Fix comment typo.
4649 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4652 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4653 unsigned HOST_WIDE_INT.
4654 (zvdep_imm64): Likewise.
4655 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4656 (vdepi_and): Likewise.
4657 Likewise for unamed 64-bit patterns.
4658 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4660 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4663 PR rtl-optimization/52417
4664 * cselib.c (cselib_any_perm_equivs): New variable.
4665 (cselib_reset_table): Check that it's not set when not
4666 preserving constants.
4667 (cselib_add_permanent_equiv): Set it.
4668 (cselib_have_permanent_equivalences): New.
4669 (cselib_init, cselib_finish): Reset it.
4670 * cselib.h (cselib_have_permanent_equivalences): Declare.
4671 * alias.c (get_addr): Restore earlier behavior when there
4672 aren't permanent equivalences.
4674 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4676 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4677 * config/v850/v850-modes.def: Fix copyright notice.
4679 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4681 * doc/extend.texi (AVR Built-in Functions): Document
4682 __builtin_avr_flash_segment.
4684 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4685 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4686 (*split.flash_segment): New insn-and-split.
4687 * config/avr/avr.c (avr_init_builtins): Add local variables:
4688 const_memx_void_node, const_memx_ptr_type_node,
4689 char_ftype_const_memx_ptr.
4691 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4693 PR tree-optimization/52445
4694 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4695 add ssa_name_ver, offset and size fields and change store field
4697 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4698 (add_or_mark_expr): Likewise. Only consider previous stores
4699 with the same size and offset.
4700 (nt_init_block): Only look at gimple_assign_single_p stmts,
4701 doesn't look at rhs2.
4703 2012-03-01 Richard Guenther <rguenther@suse.de>
4706 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4707 conversions from integral types to pointer types.
4709 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4711 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4712 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4713 unintentionally removed in r184616.
4715 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4717 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4720 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4721 Uros Bizjak <ubizjak@gmail.com>
4724 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4725 alternatives, add "e" constraint to the new last alternative
4726 and ! to last 3 alternatives.
4728 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4730 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4731 DW_AT_artificial attributes at the end of the processing.
4732 (gen_array_type_die): Likewise.
4733 (gen_enumeration_type_die): Likewise.
4734 (gen_struct_or_union_type_die): Likewise.
4735 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4738 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4741 * expr.c (expand_assignment): If doing misaligned store that doesn't
4742 cover all mode bits, perform a RMW cycle.
4744 PR tree-optimization/52429
4745 * tree-parloops.c (separate_decls_in_region_debug): Return early
4746 if var is LABEL_DECL.
4748 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4750 PR tree-optimization/52424
4751 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4752 calling dom_thread_across_edge.
4754 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4756 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4758 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4760 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4761 * config/avr/avr.c (avr_output_bld): Remove unused function.
4762 (avr_out_sbxx_branch): Use "%T" to print bit position.
4764 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4766 * config/avr/avr.md: Untabify.
4768 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4770 * config/avr/avr.md (eqne): New code iterator.
4771 (*dec-and-branchsi): Use it in text peephole's condition.
4772 (*dec-and-branchhi): Ditto.
4773 (*dec-and-branchqi): Ditto.
4775 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4778 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4779 the device does not have the skip-bug.
4781 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4783 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4784 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4785 -mpretend-cmove): New.
4787 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4790 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4791 doesn't count DEBUG_INSN refs.
4792 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4793 for DEBUG_INSN refs.
4795 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4799 2012-02-20 Richard Guenther <rguenther@suse.de>
4800 PR tree-optimization/52298
4801 * tree-vect-stmts.c (vectorizable_load): Properly use
4802 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4805 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4808 * gimple.h (gimple_in_transaction): New.
4809 (gimple_set_in_transaction): New.
4810 (struct gimple_statement_base): Add in_transaction field.
4811 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4813 (tree_ssa_lim_initialize): Compute transaction bits.
4814 * tree.h (compute_transaction_bits): Protoize.
4815 * trans-mem.c (tm_region_init): Use the heap to store BB
4817 (compute_transaction_bits): New.
4819 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4821 * gcc.c (display_help): Document --help=common and sort entries
4824 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4826 * doc/install.texi: Document check-$LANG specific shortcuts
4828 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4831 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4833 * config/arm/arm_neon.h: Regenerate.
4834 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4835 (neon_vcgeu): New insn.
4836 (neon_vcgtu): Likewise.
4837 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4838 (ops): Unsigned comparison intrinsics call a different
4841 2012-02-28 Richard Guenther <rguenther@suse.de>
4844 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4845 ordering for the VEC_CONCAT for two element vectors for
4846 V2SFmode, V2SImode and V2DImode.
4848 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4851 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4852 detecting big-endian triplets.
4854 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4856 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4857 mode if there is no type information available.
4859 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4861 PR tree-optimization/53207
4862 * doc/invoke.texi: Document as experimental and relying on graphite.
4864 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4866 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4867 of initializer to changes from r184614.
4869 2012-02-28 Richard Guenther <rguenther@suse.de>
4871 PR tree-optimization/52395
4872 * tree-sra.c (build_ref_for_offset): Also look at the base
4873 TYPE_ALIGN when figuring out the alignment of the replacement.
4875 2012-02-28 Richard Guenther <rguenther@suse.de>
4877 PR tree-optimization/52402
4878 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4879 mis-aligned types when creating the accesses at the call site.
4881 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4883 * config/avr/builtins.def: New file.
4884 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4885 * config/avr/avr.c (enum avr_builtin_id): Use it.
4886 (avr_init_builtins): Use it. And use avr_bdesc.
4887 (bdesc_1arg): Remove.
4888 (bdesc_2arg): Remove.
4889 (bdesc_3arg): Remove.
4890 (struct avr_builtin_description): Add field n_args.
4891 (avr_bdesc): New static variable using builtins.def.
4892 (avr_expand_builtin): Use it.
4893 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4894 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4895 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4897 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4900 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4901 match only one single hard register with respective hard reg rtx.
4902 (movmemx_<mode>): Ditto.
4903 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4904 insn anatomy of movmem[x]_<mode>.
4905 (avr_out_movmem): Same for printing assembler and operand usage.
4907 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4911 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4912 address spaces located outside of device flash.
4914 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4915 (mcu_type_s): Add field n_flash.
4916 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4917 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4918 (AVR_MCU): Add N_FLASH argument.
4919 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4920 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4921 macro __FLASH<n> if that address space makes sense for the device.
4922 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4923 outside of target flash.
4924 (avr_asm_named_section): Ditto.
4925 (avr_asm_select_section): Ditto.
4926 (avr_addr_space_convert): Ditto.
4927 (avr_emit_movmemhi): Ditto.
4928 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4929 address space is outside of device flash.
4930 (avr_insert_attributes): Ditto.
4931 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4932 avr_current_arch->n_segments.
4934 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4937 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4939 (*movabs<mode>_2): Likewise.
4941 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4944 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4945 s_register_operand in the test instead of REG_P. Don't call
4946 gen_reg_rtx if it won't be used.
4948 PR tree-optimization/52376
4949 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4951 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4953 * ifcvt.c (noce_get_condition): Check condition variable is not
4954 small_register_classes_for_mode_p before accepting.
4956 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4958 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4960 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4963 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4964 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4966 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4968 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4970 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4972 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4974 * config/sh/predicates.md: Remove blank lines.
4975 * config/sh/sh.c: Fix typos in comments.
4976 * config/sh/constraints.md: Likewise.
4977 * config/sh/sh.md: Remove blank lines.
4978 Fix typos in comments. Use ;; as comment characters.
4980 2012-02-26 Walter Lee <walt@tilera.com>
4982 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4983 (replace_mov_pcrel_step2): Ditto.
4985 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4988 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4989 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4990 and locs that reference values newer than the non-canonical value
4991 at hand. Return the canonical value as a worst case.
4992 (memrefs_conflict_p): Walk canonical value's locs.
4995 * cselib.c (preserve_only_constants): Rename to...
4996 (preserve_constants_and_equivs): ... this. Split out...
4997 (invariant_or_equiv_p): ... this. Preserve plus expressions
4998 of other preserved expressions too.
4999 (cselib_reset_table): Adjust.
5000 * var-tracking.c (reverse_op): Use canonical value to build
5003 2012-02-23 Kai Tietz <ktietz@redhat.com>
5005 * config/i386/i386.c (ix86_delegitimize_address): Handle
5006 UNSPEC_PCREL plus displacement.
5008 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5011 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5012 to test for unusedness in st X addressing.
5014 2012-02-24 Richard Guenther <rguenther@suse.de>
5017 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5018 (is_gimple_reg_type): Move inline ...
5019 * gimple.h (is_gimple_reg_type): ... here.
5021 2012-02-24 Richard Guenther <rguenther@suse.de>
5024 * passes.c (execute_function_todo): When verifying SSA form
5025 verify gimple form first.
5026 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5028 2012-02-24 Richard Guenther <rguenther@suse.de>
5031 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5032 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5034 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5036 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5038 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5040 * tree-phinodes.c (make_phi_node): Mark static.
5041 * tree-flow.h (make_phi_node): Remove extern decl.
5042 * doc/gimple.texi (make_phi_node): Remove documentation.
5044 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5046 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5047 * tree-ssa-sccvn.c (print_scc): Ditto.
5049 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5051 * doc/passes.texi (Full redundancy elimination): Fix typo.
5053 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5055 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5057 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5060 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5062 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5065 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5067 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5069 * config/avr/avr.md (code_stdname): Add ior, xor.
5070 (xior): New code iterator.
5071 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5072 (*<code_stdname><mode>qi.byte1-3): Ditto.
5074 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5076 PR tree-optimization/52019
5077 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5080 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5082 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5083 HAVE_INITFINI_ARRAY to work around namespace pollution in
5084 certain versions of newlib system headers.
5085 * config.in: Regenerate.
5086 * configure: Regenerate.
5087 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5088 instead of HAVE_INITFINI_ARRAY.
5090 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5093 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5094 is not offsettable memory reference.
5096 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5099 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5100 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5102 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5104 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5105 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5107 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5109 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5110 library on Solaris 8 even without TLS support.
5111 * configure: Regenerate.
5113 2012-02-22 Richard Guenther <rguenther@suse.de>
5116 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5117 for GIMPLE_DEBUG stmts.
5119 2012-02-22 Martin Jambor <mjambor@suse.cz>
5122 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5123 according to the base object.
5125 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5127 PR rtl-optimization/50063
5128 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5129 and 2 (8-bit SP) in operand 2.
5130 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5131 setup to use movhi_sp_r instead of vanilla move to write SP.
5132 Adjust REG_CFA notes to superseed unspec.
5133 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5135 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5136 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5137 irq_state 1 (IRQ known to be on) here.
5139 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5141 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5143 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5144 assign_hard_reg): Likewise.
5146 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5148 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5150 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5153 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5154 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5156 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5158 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5159 prototype from here to...
5160 * config/avr/avr.h: ...here.
5162 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5165 * thumb2.md (thumb2_shiftsi3_short): Split register and
5166 immediate shifts. For register shifts tie operands 0 and 1.
5167 (peephole2 for above): Check that register-controlled shifts
5168 have suitably tied operands.
5170 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5173 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5174 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5175 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5176 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5177 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5178 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5179 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5180 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5181 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5182 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5183 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5184 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5185 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5186 bdver1_ssevector_avx256_unaligned_load,
5187 bdver1_ssevector_sse128_unaligned_load,
5188 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5189 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5190 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5191 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5192 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5193 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5194 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5195 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5196 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5197 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5198 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5199 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5200 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5201 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5202 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5203 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5204 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5205 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5206 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5207 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5208 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5209 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5210 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5211 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5212 bdver1_ssediv_double_load, bdver1_ssediv_double,
5213 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5214 Add "bdver2" attribute.
5216 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5218 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5219 default if possible and not specified otherwise.
5221 2012-02-21 Richard Guenther <rguenther@suse.de>
5224 * gimplify.c (create_tmp_from_val): Use the main variant type
5225 for the type of the temporary we create.
5227 2012-02-21 Richard Guenther <rguenther@suse.de>
5229 PR tree-optimization/52324
5230 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5231 do not gimplify a MEM_REF address operand if it is already
5234 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5236 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5237 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5239 2012-02-21 Richard Guenther <rguenther@suse.de>
5241 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5242 nested_in_vect_loop.
5244 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5246 PR tree-optimization/52318
5247 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5248 vdef also to non-pure/const call stmts in the sequence.
5250 2012-02-20 David S. Miller <davem@davemloft.net>
5252 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5253 don't use the "rd %pc" instruction on v9 for PIC register loads.
5255 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5258 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5259 in a transaction safe function.
5261 2012-02-20 Kai Tietz <ktietz@redhat.com>
5264 * stor-layout.c (place_field): Handle desired_align for
5267 2012-02-20 Richard Guenther <rguenther@suse.de>
5269 PR tree-optimization/52298
5270 * tree-vect-stmts.c (vectorizable_store): Properly use
5271 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5273 (vectorizable_load): Likewise.
5274 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5275 Access DR_STEP after ensuring it is not NULL.
5277 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5279 PR tree-optimization/52286
5280 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5281 optimization use double_int_to_tree instead of build_int_cst_wide,
5282 rewrite to use double_int vars.
5284 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5287 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5289 Remove -e 0 from $gcc_cv_ld invocation.
5290 Only use __GLIBC_PREREQ if defined.
5291 Enable on Solaris since Solaris 8 patch.
5292 (gcc_SUN_LD_VERSION): New macro.
5293 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5294 gcc_SUN_LD_VERSION for version number format.
5295 * configure: Regenerate.
5296 * varasm.c (get_elf_initfini_array_priority_section): Set
5297 SECTION_NOTYPE for non-default priority.
5298 Use get_section instead of get_unnamed_section to emit
5299 .init_array/.fini_array with default priority.
5301 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5303 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5304 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5305 (mips_start_unique_function, mips_output_mips16_rdhwr)
5306 (mips_code_end): New functions.
5307 (TARGET_ASM_CODE_END): Define.
5309 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5311 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5312 to stubs with non-sibling calls.
5314 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5316 * doc/invoke.texi (-fira-* options): Copy-edit.
5317 (ira-* parameters): Copy-edit.
5319 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5321 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5322 GCC coding conventions.
5324 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5326 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5327 when used as adjectives.
5329 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5331 * doc/invoke.texi: Clean up "that"/"which" confusion.
5333 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5335 * system.h: Poison SMALL_REGISTER_CLASSES
5336 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5337 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5339 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5341 PR tree-optimization/52285
5342 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5343 when deciding if a call is a tail call or tail recursion.
5345 2012-02-16 Kai Tietz <ktietz@redhat.com>
5347 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5348 interger-constant displacement for UNSPEC_PCREL.
5350 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5352 PR rtl-optimization/52208
5353 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5354 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5356 PR tree-optimization/52255
5357 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5358 loop->header has virtual PHI, but exit_e->dest doesn't, add
5359 virtual PHI to exit_e->dest and adjust all uses after the loop.
5362 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5363 children with clone_tree_hash, not after it.
5365 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5367 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5368 extended identifiers.
5370 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5373 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5374 a same_body_alias, also test whether e->callee isn't a former
5375 or current clone of the decl this is a same body alias of.
5377 PR translation/52264
5378 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5380 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5382 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5384 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5387 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5388 force_reg instead of copy_to_reg for better optimization. Force
5389 non-register or memory operands into a register.
5391 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5393 * extend.texi: Reserve upper bits of memory model for future use.
5395 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5396 Anatoly Sokolov <aesok@post.ru>
5397 Eric Weddington <eric.weddington@atmel.com>
5400 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5401 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5402 Rewrite initializers for .macro.
5403 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5404 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5405 atxmega32d4, atxmega32x1.
5406 avrxmega4: atxmega64a3, atxmega64d3.
5407 avrxmega5: atxmega64a1, atxmega64a1u.
5408 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5409 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5410 avrxmega7: atxmega128a1, atxmega128a1u.
5411 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5412 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5413 (struct base_arch_s): Rename reserved to xmega_p.
5414 Rename reserved2 to have_rampd.
5415 (AVR_XMEGA): New define.
5416 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5417 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5418 * config/avr/predicates.md (io_address_operand): Take into
5420 (low_io_address_operand): Ditto.
5421 (high_io_address_operand): Ditto.
5422 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5423 (enabled, movhi_sp_r): Use them.
5424 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5425 cpp_define_formatted to built-in define __AVR_ARCH__.
5426 (__AVR_XMEGA__): New built-in define.
5427 (__AVR_HAVE_RAMPD__): New built-in define.
5428 (__AVR_HAVE_RAMPX__): New built-in define.
5429 (__AVR_HAVE_RAMPY__): New built-in define.
5430 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5432 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5433 (avr_option_override): Initialize them.
5434 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5435 (avr_init_expanders): Initialize them. No more block several calls.
5436 (emit_push_sfr): New static function.
5437 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5439 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5440 (avr_print_operand): Print addreeses as symbols for
5441 RAMPX, RAMPY, RAMPD, CCP.
5442 (output_movhi): Handle AVR_XMEGA when writing to SP.
5443 (avr_out_movhi_mr_r_xmega): New static function.
5444 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5445 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5446 __RAMPD__, __CCP__ as needed.
5448 * config/avr/multilib.h: Regenerate.
5449 * config/avr/t-multilib: Regenerate.
5450 * config/avr/avr-tables.opt: Regenerate.
5452 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5454 PR tree-optimization/50561
5455 * graphite-flattening.c (lst_project_loop): Do not
5456 remove old scattering dimensions after flattening.
5457 (lst_do_flatten): Likewise.
5459 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5461 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5462 __builtin_avr_map8, __builtin_avr_map16.
5463 Document __builtin_avr_insert_bits.
5465 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5466 (insert_bits): New insn.
5467 (adjust_len.map_bits): Rename to insert_bits.
5468 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5469 * avr-protos.h (avr_out_map_bits): Remove.
5470 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5471 * config/avr/constraints.md (Cxf,C0f): New.
5472 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5473 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5474 New built-in define __BUILTIN_AVR_INSERT_BITS.
5475 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5476 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5477 (avr_move_bits): Rewrite.
5478 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5480 (avr_map_op_t): New typedef.
5481 (avr_map_op): New static variable.
5482 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5483 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5484 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5485 (bdesc_3arg, avr_expand_triop_builtin): New.
5486 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5487 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5488 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5489 (avr_map_equal_p, avr_map_sig_p): Remove.
5490 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5491 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5492 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5493 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5494 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5495 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5497 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5499 * config/c6x/c6x.md (reserve_cycles): New attribute.
5500 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5501 don't reserve functional units after the branch occurs.
5503 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5506 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5507 functions into non-tm_pure functions.
5509 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5512 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5513 (iterative_hash_canonical_type): Likewise.
5514 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5517 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5519 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5520 sched-group insn, it either remains alone or the entire list is pruned.
5522 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5524 * doc/install.texi (Prerequisites): Fix grammar.
5525 (Configuration): Likewise.
5527 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5529 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5530 MPC as part of GCC before describing configuring with --with-gmp etc.
5531 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5532 sources are present.
5534 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5537 * dwarf2out.c (clone_tree_hash): New function.
5538 (copy_decls_walk): Use it instead of clone_tree.
5540 2012-02-14 Richard Guenther <rguenther@suse.de>
5542 PR tree-optimization/52244
5543 PR tree-optimization/51528
5544 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5545 replacements for integral types.
5547 2012-02-14 Walter Lee <walt@tilera.com>
5549 * config.gcc: Handle tilegx and tilepro.
5550 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5552 Add HAVE_AS_TLS check for tilegx and tilepro.
5553 * configure: Regenerate.
5554 * doc/contrib.texi: Add Mat Hostetter and self.
5555 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5556 Document instruction intrinsics and network accessing intrinsics.
5557 (TILEPro Built-in Functions): New node. Document instruction
5558 intrinsics and network accessing intrinsics.
5559 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5560 (Specific, tilepro-*-linux*): Likewise.
5561 * doc/invoke.texi (TILE-Gx Options): New section.
5562 (TILEPro Options): New section.
5563 * doc/md.texi (TILE-Gx): New section.
5564 (TILEPro): New section.
5565 * common/config/tilegx/tilegx-common.c: New file.
5566 * common/config/tilepro/tilepro-common.c: New file.
5567 * config/tilegx/constraints.md: New file.
5568 * config/tilegx/linux.h: New file.
5569 * config/tilegx/mul-tables.c: New file.
5570 * config/tilegx/predicates.md: New file.
5571 * config/tilegx/sync.md: New file.
5572 * config/tilegx/t-tilegx: New file.
5573 * config/tilegx/tilegx-builtins.h: New file.
5574 * config/tilegx/tilegx-c.c: New file.
5575 * config/tilegx/tilegx-generic.md: New file.
5576 * config/tilegx/tilegx-modes.def: New file.
5577 * config/tilegx/tilegx-multiply.h: New file.
5578 * config/tilegx/tilegx-protos.h: New file.
5579 * config/tilegx/tilegx.c: New file.
5580 * config/tilegx/tilegx.h: New file.
5581 * config/tilegx/tilegx.md: New file.
5582 * config/tilegx/tilegx.opt: New file.
5583 * config/tilepro/constraints.md: New file.
5584 * config/tilepro/gen-mul-tables.cc: New file.
5585 * config/tilepro/linux.h: New file.
5586 * config/tilepro/mul-tables.c: New file.
5587 * config/tilepro/predicates.md: New file.
5588 * config/tilepro/t-tilepro: New file.
5589 * config/tilepro/tilepro-builtins.h: New file.
5590 * config/tilepro/tilepro-c.c: New file.
5591 * config/tilepro/tilepro-generic.md: New file.
5592 * config/tilepro/tilepro-modes.def: New file.
5593 * config/tilepro/tilepro-multiply.h: New file.
5594 * config/tilepro/tilepro-protos.h: New file.
5595 * config/tilepro/tilepro.c: New file.
5596 * config/tilepro/tilepro.h: New file.
5597 * config/tilepro/tilepro.md: New file.
5598 * config/tilepro/tilepro.opt: New file.
5600 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5602 PR tree-optimization/52210
5603 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5604 vect_model_simple_cost with two entry vect_def_type array instead
5605 of an address of dt.
5607 2012-02-14 Richard Guenther <rguenther@suse.de>
5610 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5611 Do not stream DECL_QUALIFIER.
5612 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5613 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5614 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5616 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5619 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5622 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5625 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5626 * cselib.c (cselib_subst_to_values_from_insn): New function.
5627 * sched-deps.c (add_insn_mem_dependence,
5628 sched_analyze_1, sched_analyze_2): Use it.
5630 2012-02-13 Jan Hubicka <jh@suse.cz>
5633 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5635 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5637 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5638 (GTM_SELF_SPECS): Define if not already defined.
5639 (driver_self_specs): Add GTM_SELF_SPECS.
5640 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5641 (GTM_SELF_SPECS): Define.
5642 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5643 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5645 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5647 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5650 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5653 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5654 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5656 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5659 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5661 2012-02-13 Richard Guenther <rguenther@suse.de>
5663 PR translation/52211
5664 * passes.c (enable_disable_pass): Fix typo.
5666 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5669 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5670 XOR for reduce_bit_field if type is unsigned.
5672 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5674 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5675 disallow changes from SFmode to mode with different size in FP regs.
5677 2012-02-12 Robert Millan <rmh@gnu.org>
5678 Gerald Pfeifer <gerald@pfeifer.com>
5680 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5683 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5685 PR rtl-optimization/52175
5686 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5687 to frame-related instructions.
5689 2012-02-10 Jason Merrill <jason@redhat.com>
5692 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5693 (demangle_new_symbols): Fill it.
5694 (scan_linker_output): Walk it.
5695 (start_tweaking): Split out from scan_linker_output.
5696 (maybe_tweak): Update sym->chosen.
5697 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5699 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5702 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5704 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5706 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5707 having the same mode as previous compare.
5709 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5711 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5712 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5713 (nonlocal_goto_internal): Likewise.
5714 (nonlocal_goto): Emit a use and an indirect jump directly.
5716 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5719 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5720 __atomic_{is,always}_lock_free.
5722 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5725 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5726 negative constant address for x32.
5728 2012-02-10 Richard Henderson <rth@redhat.com>
5730 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5731 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5732 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5734 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5735 Ira Rosen <irar@il.ibm.com>
5737 PR tree-optimization/50031
5738 * targhooks.c (default_builtin_vectorization_cost): Handle
5740 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5741 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5742 all types of reduction and pattern statements.
5743 (vect_estimate_min_profitable_iters): Likewise.
5744 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5745 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5746 for explicit realigns.
5747 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5748 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5750 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5751 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5752 vec_perm for VSX and handle vec_promote_demote.
5754 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5757 * builtins.c (fold_builtin_atomic_always_lock_free,
5758 expand_builtin_atomic_always_lock_free,
5759 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5760 Return and/or test boolean_true_node/boolean_false_node instead of
5761 integer_one_node/integer_zero_node.
5763 2012-02-10 Jan Hubicka <jh@suse.cz>
5766 * predict.c (predict_paths_for_bb): Prevent looping.
5767 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5769 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5771 * config/arm/arm.c (output_move_double): In one case properly
5772 count number of instructions that will be emitted.
5774 2012-02-10 Richard Guenther <rguenther@suse.de>
5776 PR translation/52193
5777 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5779 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5782 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5784 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5787 * var-tracking.c (emit_note_insn_var_location): If
5788 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5789 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5790 non-NOTE_DURING_CALL_P insn.
5792 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5795 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5797 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5800 * gcc.c (switch_matches) Support switches with separated form,
5803 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5805 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5807 (RAMPZ_ADDR): Ditto.
5808 * config/avr/avr.c (avr_addr_t): New typedef.
5809 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5810 (avr_init_expanders): Initialize it.
5811 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5813 (expand_epilogue): Ditto.
5814 (avr_print_operand): Ditto.
5815 (avr_file_start): Ditto.
5816 (avr_emit_movmemhi): Ditto.
5818 2012-02-08 Richard Guenther <rguenther@suse.de>
5820 PR tree-optimization/46886
5821 * tree-flow.h (do_while_loop_p): Declare.
5822 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5823 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5825 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5827 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5828 always succeed for integers larger than a native word.
5830 2012-02-08 Richard Guenther <rguenther@suse.de>
5832 PR rtl-optimization/52170
5833 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5834 properly handle integer vector modes.
5836 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5838 PR gcov-profile/52150
5839 * coverage.c: Include target.h.
5840 (build_var): Call targetm.strip_name_encoding on the assembler name.
5841 Change one _ into . or $ if the target allows it.
5842 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5844 PR rtl-optimization/52139
5845 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5846 is a BARRIER after emit_insn_after_noloc, move BB_END
5847 to the last non-BARRIER insn before it.
5849 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5852 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5853 (mips_gimplify_va_arg_expr): Call it instead of
5854 std_gimplify_va_arg_expr.
5856 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5858 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5859 message for -mno-pointers-to-nested-function.
5861 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5864 * expr.c (get_inner_reference): If there is an offset, add a negative
5865 bit position to it (if any).
5867 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5869 PR rtl-optimization/52060
5870 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5871 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5872 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5873 and/or i0src_copy2 when needed.
5875 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5877 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5878 or LTOPLUGINSONAME if have_c.
5880 * config/freebsd-spec.h: Add comment about what macros can be defined
5882 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5883 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5886 2012-02-07 Richard Guenther <rguenther@suse.de>
5888 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5889 newline in -alias dumps.
5891 2012-02-07 Kai Tietz <ktietz@redhat.com>
5892 Dave Korn <dave.korn.cygwin@gmail.com>
5895 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5896 Take care that typinfo gets dllexport-attribute.
5898 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5901 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5902 if modifier < EXPAND_SUM call force_operand on the result.
5904 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5906 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5907 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5909 (epiphany_function_type): Replace types for specific interrupts with
5910 EPIPHANY_FUNCTION_INTERRUPT.
5911 (EPIPHANY_INTERRUPT_P): Update.
5912 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5913 New static function.
5914 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5915 <disinterrupt>: Affects type identity.
5916 (epiphany_handle_interrupt_attribute): Handle variable number of
5918 (epiphany_compute_function_type): Update for new
5919 epiphany_function_type definition.
5920 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5921 handlers with a longcall forwarder.
5922 (epiphany_start_function): Handle multiple interrupt arguments and/or
5923 forwarder_section attribute.
5925 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5928 2012-02-07 Alan Modra <amodra@gmail.com>
5931 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5934 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5936 PR tree-optimization/50969
5937 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5938 use vec_perm rather than vector_stmt.
5939 (vect_model_load_cost): Likewise.
5940 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5941 vec_perm to be the same as other vector statements.
5942 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5943 cost of vec_perm for TARGET_VSX.
5945 2012-02-06 Richard Guenther <rguenther@suse.de>
5947 PR tree-optimization/52115
5948 * tree-sra.c (access_has_replacements_p): New function.
5949 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5951 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5954 * trans-mem.c (expand_call_tm): Add an assertion.
5955 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5958 2012-02-06 Richard Guenther <rguenther@suse.de>
5960 PR tree-optimization/50955
5961 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5962 raise cost of expressions that replace an address with an
5963 expression based on a different pointer.
5965 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5968 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5969 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5971 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5974 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5975 -Weffc++ and specify guidelines come from second edition.
5977 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5979 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5980 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5981 (call_direct_split, call_value_split, call_value_internal_direct)
5982 (call_value_direct_split, call_value_multiple_split): Use jal and
5983 jal_macro attributes.
5985 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5987 * reload1.c (reload_regs_reach_end_p): Replace with...
5988 (reload_reg_rtx_reaches_end_p): ...this function.
5989 (new_spill_reg_store): Update commentary.
5990 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5991 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5992 before setting new_spill_reg_store.
5993 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5994 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5995 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5996 for non-spill reload registers.
5998 2012-02-05 Ira Rosen <irar@il.ibm.com>
6000 PR tree-optimization/52091
6001 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6002 (vect_is_simple_use_1): Likewise.
6003 * tree-vect-loop.c (vectorizable_reduction): Update calls
6004 to vect_is_simple_use_1 and vect_is_simple_use.
6005 (vectorizable_live_operation): Likewise.
6006 * tree-vect-patterns.c (widened_name_p,
6007 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6008 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6009 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6010 vectorizable_shift,vectorizable_operation, vectorizable_store,
6011 vectorizable_load): Likewise.
6012 (vect_is_simple_cond): Add an argument, pass it to
6013 vect_is_simple_use_1.
6014 (vectorizable_condition): Update calls to vect_is_simple_cond,
6016 (vect_is_simple_use): Add an argument, the statement in which
6017 OPERAND is used. Check that if OPERAND's def stmt is a double
6018 reduction phi node, the use is a phi node too.
6019 (vect_is_simple_use_1): Add an argument, pass it to
6021 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6022 to vect_is_simple_use.
6024 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6026 PR rtl-optimization/52095
6027 * modulo-sched.c (dump_insn_locator): New function.
6028 (loop_canon_p, sms_schedule): Use it.
6030 PR rtl-optimization/52113
6031 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6032 even for decomposable shift/zext insns.
6034 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6035 Zdenek Dvorak <ook@ucw.cz>
6037 PR rtl-optimization/52092
6038 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6039 on get_iv_value result.
6041 2012-02-02 Andrew Pinski <apinski@cavium.com>
6045 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6047 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6050 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6052 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6054 PR rtl-optimization/49800
6055 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6056 (sched_finish): Call regstat_free_n_sets_and_refs.
6058 2012-02-02 Jia Liu <proljc@gmail.com>
6060 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6063 2012-02-02 Jan Hubicka <jh@suse.cz>
6064 Tom de Vries <tom@codesourcery.com>
6067 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6068 * varpool.c (varpool_analyze_pending_decls): Likewise.
6070 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6071 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6073 * config.gcc: Add cr16-* support.
6075 * doc/extend.texi: Document cr16 extensions.
6076 * doc/install.texi: Document cr16 install.
6077 * doc/invoke.texi: Document cr16 options.
6078 * doc/md.texi: Document cr16 constraints.
6080 * common/config/cr16/cr16-common.c: New file.
6081 * config/cr16/cr16.c: New file.
6082 * config/cr16/cr16.h: New file.
6083 * config/cr16/cr16.md: New file.
6084 * config/cr16/cr16.opt: New file.
6085 * config/cr16/cr16-protos.h: New file.
6086 * config/cr16/predicates.md: New file.
6087 * config/cr16/constraints.md: New file.
6088 * config/cr16/t-cr16: New file.
6090 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6093 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6094 that operands[2] is either immediate, or q_regs_operand.
6096 PR tree-optimization/52073
6097 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6098 a pattern stmt for pattern uses, ignore uses outside of the loop.
6100 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6102 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6103 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6104 (OUT_AS1, OUT_AS2): Remove.
6106 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6108 PR rtl-optimization/51374
6109 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6110 to cross other volatile_refs_p insns.
6112 2012-02-01 Richard Guenther <rguenther@suse.de>
6114 * doc/invoke.texi (fno-inline): Clarify documentation.
6115 (finline-small-functions): Likewise.
6116 (finline-functions): Likewise.
6117 * common.opt (finline): Adjust comment and documentation.
6118 (finline-small-functions): Clarify documentation.
6119 (finline-functions): Likewise.
6120 (finline-functions-called-once): Likewise.
6122 2012-02-01 Tristan Gingold <gingold@adacore.com>
6124 * c-typeck.c (composite_type): Keep mode for pointers.
6126 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6128 * function.h (regno_reg_rtx): Adjust comment.
6129 * reginfo.c (init_reg_modes_target): Only use the previous mode
6130 if it fits within one register. Remove MIPS comment.
6132 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6135 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6137 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6139 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6140 to srak instruction.
6142 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6144 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6146 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6151 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6153 2012-01-31 Richard Guenther <rguenther@suse.de>
6155 PR tree-optimization/51528
6156 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6159 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6164 * ree.c (add_removable_extension): Change def_map argument
6165 to unsigned *, store in def_map 1 + offset into *insn_list vector
6166 instead of pointers into the vector.
6167 (find_removable_extensions): Adjust caller.
6169 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6171 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6172 Transform all "* quoted-c-code" to { c-code }.
6173 Remove redundant test for "optimize" in combine patterns.
6174 Move (include "avr-dimode.md") to end of file.
6176 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6179 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6180 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6182 2012-01-30 Richard Guenther <rguenther@suse.de>
6184 PR tree-optimization/52028
6185 * tree-loop-distribution.c (ldist_gen): Properly update
6188 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6191 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6192 set_cur_line_info_table if not emitting debug info.
6194 PR tree-optimization/52046
6195 * tree-vect-patterns.c (check_bool_pattern): Give up if
6196 a comparison could throw.
6199 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6201 2012-01-30 Richard Guenther <rguenther@suse.de>
6203 PR tree-optimization/52045
6204 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6205 SSA form if cfgcleanup did anything.
6207 2012-01-30 Richard Guenther <rguenther@suse.de>
6209 PR tree-optimization/52045
6210 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6211 before computing final todo.
6213 2012-01-30 Richard Guenther <rguenther@suse.de>
6215 PR tree-optimization/51528
6216 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6219 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6221 * df-problems.c (df_kill_notes): Check that the use refers
6222 to the note under examination.
6224 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6227 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6228 parameter and use short-lived pseudos.
6229 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6230 (sparc_expand_vector_init): Const-ify local variables and adjust
6231 calls to above functions.
6233 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6235 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6237 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6239 * doc/invoke.texi: Make usage of "compile time" and
6240 "run time"/"runtime" consistent throughout the file.
6242 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6244 * config/alpha/alpha.c (alpha_option_override): Default to
6245 full IEEE compliance mode for Go language.
6247 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6249 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6250 (LINK_SSP_SPEC): Define.
6252 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6255 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6258 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6260 * doc/invoke.texi: Correct hyphenation of "floating point",
6261 "double precision", and related terminology throughout the file.
6263 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6266 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6267 arm_general_register_operand predicate for operand 2 instead of
6270 2012-01-27 Ian Lance Taylor <iant@google.com>
6273 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6274 * builtins.c (expand_builtin_init_trampoline): Add onstack
6275 parameter. Change caller.
6276 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6277 * tree.c (build_common_builtin_nodes): Declare
6278 __builtin_init_heap_trampoline.
6280 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6282 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6283 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6284 * config/avr/avr.c: Ditto.
6285 (avr_regnames): Remove because unused.
6286 * config/avr/avr.md (*cpse.ne): New peephole.
6287 (*cpse.eq): New peephole from former cpse peepholes.
6289 2012-01-27 Michael Eager <eager@eagercon.com>
6291 * config/microblaze.c (microblaze_emit_compare): Correct
6292 test after pcmp instruction.
6294 2012-01-27 Richard Guenther <rguenther@suse.de>
6296 PR tree-optimization/52020
6297 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6299 2012-01-27 Richard Guenther <rguenther@suse.de>
6301 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6302 function non-const/pure.
6304 2012-01-27 Richard Guenther <rguenther@suse.de>
6306 PR tree-optimization/50444
6307 * tree-sra.c (build_ref_for_offset): Properly adjust the
6308 MEM_REF type for unaligned accesses.
6310 2012-01-27 Richard Guenther <rguenther@suse.de>
6312 PR tree-optimization/50444
6313 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6314 (expand_assignment): Use it. Properly handle misaligned
6315 bases when expanding stores to component references.
6316 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6319 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6322 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6323 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6324 * tree-data-ref.c (find_data_references_in_loop): Make static.
6325 (compute_all_dependences): Change return type to bool. Bail out
6326 for too many datarefs in a loop. Move the hunk resetting the data
6327 dependences vector from ...
6328 (compute_data_dependences_for_loop): ... here. Account for
6329 compute_all_dependences returning false.
6330 (compute_data_dependences_for_bb): Likewise.
6331 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6332 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6334 2012-01-27 Richard Guenther <rguenther@suse.de>
6337 * expr.c (store_field): Use the alias-set of the scratch memory
6340 2012-01-27 Tom de Vries <tom@codesourcery.com>
6342 PR tree-optimization/51990
6343 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6345 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6347 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6350 * var-tracking.c (reverse_op): Don't add any reverse operation
6351 if V already has any constant locations.
6353 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6355 * doc/invoke.texi: Correct usage of "command line" (noun)
6356 vs "command-line" (adjective) throughout.
6358 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6360 * doc/invoke.texi (Language Independent Options): Move
6361 -Wcoverage-mismatch blurb from here....
6362 (Warning Options): ...to here.
6364 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6366 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6367 Set rs6000_always_hint to false for 476.
6369 2012-01-27 Matthias Klose <doko@ubuntu.com>
6371 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6373 * incpath.c (add_standard_paths): Likewise.
6375 2012-01-27 Richard Henderson <rth@redhat.com>
6377 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6378 * config/m68k/sync.md (atomic_test_and_set): Rename from
6379 sync_test_and_setqi and adjust the operands.
6380 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6381 and unconditionally enable.
6383 2012-01-27 Richard Henderson <rth@redhat.com>
6385 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6386 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6387 (ldstub): Rename from ldstubqi.
6388 (ldstub<I24MODE>): Remove.
6390 2012-01-27 Richard Henderson <rth@redhat.com>
6392 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6393 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6394 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6395 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6396 * doc/tm.texi: Rebuild.
6398 2012-01-27 Richard Henderson <rth@redhat.com>
6400 * optabs.c (gen_atomic_test_and_set): Remove default.
6401 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6403 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6405 PR rtl-optimization/51978
6406 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6407 (combine_reaching_defs): Likewise.
6408 (struct re_info): Remove.
6409 (add_removable_extension): Remove x and data arguments,
6410 add insn, insn_list and def_map. Use the arguments directly
6411 instead of using struct re_info.
6412 (find_removable_extensions): Don't call add_removable_extension
6413 through note_stores, instead just call it with single_set
6415 (find_and_remove_re): Pass curr_cand->expr instead of
6416 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6418 2012-01-26 Michael Matz <matz@suse.de>
6420 PR tree-optimization/46590
6421 * cfgexpand.c: Revert last change (r183305).
6422 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6424 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6425 checking for emptiness.
6427 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6430 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6431 non-addressable non-BLKmode base correctly.
6433 2012-01-26 Michael Matz <matz@suse.de>
6435 PR tree-optimization/48794
6436 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6437 regions referenced from RESX/EH_DISPATCH.
6439 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6441 * config/s390/s390.h: Make BRANCH_COST an option.
6442 * config/s390/s390.opt: New option -mbranch-cost.
6444 2012-01-26 Richard Henderson <rth@redhat.com>
6446 Revert 2012-01-24 change:
6447 * trans-mem.c (requires_barrier): Do not instrument thread local
6448 variables and emit save/restore for them.
6450 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6453 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6456 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6458 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6461 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6464 Rename __pgm to __flash.
6465 Rename __pgm1 to __flash1.
6466 Rename __pgm2 to __flash2.
6467 Rename __pgm3 to __flash3.
6468 Rename __pgm4 to __flash4.
6469 Rename __pgm5 to __flash5.
6470 Rename __pgmx to __memx.
6471 * doc/extend.texi (AVR Named Address Spaces)
6472 Rename address space names as indicated above.
6473 * config/avr/avr.c (avr_addrspace): Ditto.
6475 * config/avr/avr-protos.h
6476 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6477 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6478 * config/avr/predicates.md: Ditto.
6479 * config/avr/avr.c Ditto, and
6480 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6481 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6483 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6484 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6485 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6486 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6487 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6488 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6489 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6490 * config/avr/avr.c: Ditto.
6491 * config/avr/avr.md: Ditto.
6493 2012-01-25 Jason Merrill <jason@redhat.com>
6496 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6498 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6500 PR tree-optimization/51987
6501 * tree-data-ref.c (get_references_in_stmt): Handle references in
6502 non-volatile GIMPLE_ASM.
6504 2012-01-25 Richard Guenther <rguenther@suse.de>
6506 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6507 bases are dereferenced.
6509 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6511 PR rtl-optimization/48374
6512 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6514 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6516 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6517 compute_data_dependences_for_loop returns false.
6518 * tree-parloops.c (loop_parallel_p): Likewise.
6520 2012-01-25 Richard Guenther <rguenther@suse.de>
6522 * tree.h (get_pointer_alignment_1): Declare.
6523 * builtins.c (get_pointer_alignment_1): New function.
6524 (get_pointer_alignment): Use it.
6526 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6528 PR rtl-optimization/48308
6529 * combine.c (enum undo_kind): Add UNDO_LINKS.
6530 (struct undo): Add member l to other_contents and where.
6531 (do_SUBST_LINK): New.
6533 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6534 (undo_all): Handle UNDO_LINKS.
6536 2012-01-25 Richard Henderson <rth@redhat.com>
6538 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6541 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6543 * optabs.c (gen_atomic_test_and_set): Use each argument.
6545 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6547 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6548 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6549 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6550 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6551 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6552 TARGET_PAIRED_SINGLE_FLOAT.
6554 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6556 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6557 (in_struct, return_val): Remove MEM documentation.
6558 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6559 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6560 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6562 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6563 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6564 * expr.c (store_field): Likewise.
6565 * function.c (assign_stack_temp_for_type): Likewise.
6566 * ifcvt.c (noce_try_cmove_arith): Likewise.
6567 * reload1.c (reload): Likewise.
6568 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6569 (alpha_set_memflags): Likewise.
6570 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6572 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6574 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6576 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6577 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6578 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6580 * cselib.c (cselib_rtx_varies_p): Delete.
6581 (cselib_invalidate_mem): Update call to canon_true_dependence.
6582 * dse.c (record_store, check_mem_read_rtx): Likewise.
6583 (scan_reads_nospill): Likewise.
6584 * cse.c (check_dependence): Likewise.
6585 (cse_rtx_varies_p): Delete.
6586 * expr.c (safe_from_p): Update call to true_dependence.
6587 * ira.c (validate_equiv_mem_from_store): Likewise.
6588 (memref_referenced_p): Likewise.
6589 * postreload-gcse.c (find_mem_conflicts): Likewise.
6590 * sched-deps.c (sched_analyze_2): Likewise.
6591 * store-motion.c (load_kills_store): Likewise.
6592 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6593 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6594 (compute_transp): Update call to canon_true_dependence.
6596 2012-01-25 Richard Henderson <rth@redhat.com>
6598 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6599 (maybe_emit_atomic_test_and_set): New.
6600 (expand_sync_lock_test_and_set): Use it.
6601 (expand_atomic_test_and_set): Likewise.
6602 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6603 the implementation; clarify implementation defined details.
6604 * doc/md.texi (atomic_test_and_set): Document.
6606 2012-01-25 Richard Henderson <rth@redhat.com>
6608 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6610 2012-01-25 Richard Henderson <rth@redhat.com>
6613 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6614 to effect no-op split.
6616 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6619 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6620 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6621 (BT_FN_VOID_PTR_INT_SIZE): New.
6622 (BT_FN_UINT_UINT_VAR): Remove.
6623 (BT_FN_UINT32_UINT32_VAR): New.
6624 (BT_FN_DOUBLE_VPTR): Remove.
6625 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6627 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6628 (_ITM_changeTransactionMode): Same.
6629 (_ITM_memmoveRtWt): Change return type to void.
6630 (_ITM_memcpyRtWt): Same.
6631 (_ITM_memsetW): Same.
6632 (_ITM_RaRD): Change types to double.
6637 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6639 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6640 Patrick Marlier <patrick.marlier@gmail.com>
6642 * trans-mem.c (requires_barrier): Do not instrument thread local
6643 variables and emit save/restore for them.
6645 2012-01-24 Jason Merrill <jason@redhat.com>
6648 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6649 output static aliases.
6651 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6654 * common.opt (-pie, -shared, pie, shared): Change from Common to
6656 * gcc.c (display_help): Display help for -pie and -shared.
6658 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6661 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6662 Remove note on size/offset limitation.
6663 (AVR Variable Attributes): Add example how to read data located
6664 with progmem. Refer to named address spaces.
6665 * doc/invoke.texi (AVR Options): Fix typo.
6667 2012-01-24 Richard Guenther <rguenther@suse.de>
6669 Forward-port to trunk
6670 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6673 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6674 op0 isn't sufficiently aligned and there is movmisalignM
6675 insn for mode, use it to load op0 into a temporary register.
6677 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6680 * target.def (const_not_ok_for_debug_p): New hook.
6681 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6683 * doc/tm.texi: Regenerated.
6684 * dwarf2out.c (const_ok_for_output_1): If
6685 targetm.const_not_ok_for_debug_p returns true, fail.
6686 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6688 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6690 2012-01-23 Kai Tietz <ktietz@redhat.com>
6693 * config/i386/predicates.md (symbolic_operand): Allow
6694 UNSPEC_PCREL as PIC expression for lea.
6695 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6696 * config/i386/i386.c (ix86_delegitimize_address): Handle
6697 UNSPEC_PCREL for none-MEM, too.
6699 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6701 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6702 (ipa_tm_create_version_alias): Same.
6704 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6707 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6708 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6710 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6711 Patrick Marlier <patrick.marlier@gmail.com>
6712 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6715 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6716 simple_object_start_read.
6718 2012-01-23 Richard Guenther <rguenther@suse.de>
6721 PR tree-optimization/51895
6722 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6723 parameter decomposition into BLKmode components.
6725 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6727 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6728 fake variables for restrict-qualified pointers whose pointed-to type
6729 contains a placeholder.
6731 2012-01-23 Richard Guenther <rguenther@suse.de>
6733 PR tree-optimization/51949
6734 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6736 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6738 PR rtl-optimization/51933
6739 * ree.c (transform_ifelse): Return true right away if dstreg is
6740 already wider or equal to cand->mode.
6741 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6742 (make_defs_and_copies_lists): Remove defs_list and copies_list
6743 arguments, add state argument, just truncate state->work_list
6744 instead of always allocating and freeing the vector. Assert that
6745 get_defs succeeds instead of returning 2. Changed return type to bool.
6746 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6747 have ext_src_mode, see if it has been modified already with the
6748 right kind of extension and has been extended before from the
6749 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6750 just return true. Remember the original mode in state->modified array.
6751 (combine_reaching_defs): Add state argument. Don't allocate and
6752 free here def_list, copied_list and vec vectors, instead just
6753 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6754 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6755 Add state variable, clear vectors in it, initialize state.modified
6756 if needed. Free all the vectors at the end and state.modified too.
6757 Don't skip a candidate if the extension expression has been modified.
6759 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6762 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6763 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6764 (extra_options) interix.opt -> i386/interix.opt"
6765 (extra_objs):Add winnt-stubs.o
6766 * configure.ac: Add interix to target_os .comm on PE check.
6767 * configure: Regenerate.
6768 * config/interix3.h: Delete and move bits to..
6769 * config/interix.h: Delete and move bits to..
6770 * config/i386/i386-interix3.h: Delete and move bits to..
6771 * config/i386/i386-interix.h: ..here.
6772 (TARGET_CPU_DEFAULT): Remove redefinition.
6773 (TARGET_ASM_CONSTRUCTOR): Undefine.
6774 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6775 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6776 (PTRDIFF_TYPE): Define.
6777 (LONG_DOUBLE_TYPE_SIZE): Define.
6778 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6779 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6780 (TARGET_SECTION_TYPE_FLAGS): Define.
6781 (ASM_DECLARE_FUNCTION_NAME): Define.
6782 (ASM_OUTPUT_EXTERNAL): Define.
6783 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6784 (ASM_OUTPUT_ALIGNED_BSS): Define.
6785 (PCC_BITFIELD_TYPE_MATTERS): Define.
6786 (USE_CONST_SECTION): Define.
6787 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6788 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6789 (SUPPORTS_ONE_ONLY): Remove.
6790 (I386_PE_STRIP_ENCODING): Define.
6791 * config/interix.opt: Delete and move bits to..
6792 * config/i386/interix.opt: ..here. New.
6793 (mpe-aligned-commons): Add.
6794 * config/i386/t-interix: Add copyright header.
6795 (winnt-stubs.o): Add rule.
6797 2012-01-22 Jason Merrill <jason@redhat.com>
6800 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6801 for extra name aliases.
6803 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6805 PR rtl-optimization/51924
6806 * ree.c (combine_set_extension): Improve debugging message.
6807 (combine_reaching_defs): Likewise.
6808 (get_defs): Rename confusingly named variable.
6809 (find_and_remove_re): Skip a candidate if the extension expression has
6812 2012-01-21 Robert Millan <rmh@gnu.org>
6813 Gerald Pfeifer <gerald@pfeifer.com>
6815 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6816 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6818 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6820 PR tree-optimization/51914
6821 * tree-vect-stmts.c (vectorizable_conversion): For
6822 cvt_type && modifier == WIDEN, put temporary with cvt_type
6823 at the beginning of vec_dsts and set vec_dest to temporary
6826 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6828 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6830 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6832 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6833 * config/rs6000/rs6000.c: Likewise.
6835 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6838 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6839 output_move_double on a copy of operands array.
6841 2012-01-20 Cary Coutant <ccoutant@google.com>
6842 Dodji Seketeli <dodji@redhat.com>
6845 * dwarf2out.c (copy_declaration_context): Return ref to parent
6846 of declaration DIE, if necessary.
6847 (remove_child_or_replace_with_skeleton): Add new parameter; update
6848 caller. Place skeleton DIE under parent DIE of original declaration.
6849 Move call to copy_declaration_context to here ...
6850 (break_out_comdat_types): ... from here.
6852 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6854 PR rtl-optimization/51856
6855 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6858 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6861 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6862 hints for neon loads and stores.
6864 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6868 * doc/extend.texi (Named Address Spaces): Split into subsections.
6869 (AVR Named Address Spaces): New subsection.
6870 (M32C Named Address Spaces): New subsection.
6871 (RL78 Named Address Spaces): New subsection.
6872 (SPU Named Address Spaces): New subsection.
6873 (Variable Attributes): New anchor "AVR Variable Attributes".
6874 (AVR Variable Attributes): Rewrite and avoid wording
6875 "address space" in this context.
6876 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6877 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6878 (AVR Built-in Macros): New subsubsection therein.
6879 * doc/md.texi (AVR constraints): Remove "C04", "R".
6881 2012-01-20 Richard Guenther <rguenther@suse.de>
6883 PR tree-optimization/51903
6884 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6885 when removing stmts.
6887 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6890 * config/arm/arm.c (arm_load_pic_register): Use
6891 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6892 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6893 (arm_pic_static_addr): Likewise.
6894 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6895 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6896 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6897 (pic_load_addr_unified): New.
6899 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6902 * function.c (instantiate_virtual_regs_in_insn): Use
6903 delete_insn_and_edges when removing a wrong asm insn.
6905 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6907 PR rtl-optimization/40761
6908 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6909 Add new member loop_num.
6910 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6911 (ira_build): Remove the parameter.
6913 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6914 (ira.c): Do not build CFG loops for one region allocation. Remove
6915 argument from ira_build call.
6917 * ira-build.c (init_loop_tree_node): New function.
6918 (create_loop_tree_nodes): Use it. Separate the case when CFG
6919 loops are not built.
6920 (more_one_region_p): Check current_loops.
6921 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6923 (add_loop_to_tree): Process loop equal to NULL too.
6924 (form_loop_tree): Separate the case when CFG loops are not built.
6925 Use explicitly number for the root.
6926 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6928 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6929 instead of loop->num.
6930 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6931 (mark_all_loops_for_removal): Ditto.
6932 (remove_unnecessary_regions): Separate the case when CFG loops
6934 (ira_build): Remove the parameter. Use explicit number of regions
6935 when CFG loops are not built.
6937 * ira-color.c (print_loop_title): Separate the case for the root node.
6938 Use loop_num instead of loop->num.
6939 (move_spill_restore): Use loop_num instead of loop->num.
6941 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6942 (change_loop): Ditto.
6943 (change_loop): Use loop_num instead of loop->num.
6945 * ira-lives.c (process_bb_node_lives): Ditto.
6947 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6949 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6951 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6954 * tree-mudflap.c (mf_artificial): New function.
6955 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6956 mx_register_decls, mudflap_enqueue_decl): Use it.
6959 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6960 numbers in the insn pattern.
6962 2012-01-19 Michael Matz <matz@suse.de>
6964 PR tree-optimization/46590
6965 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6966 use it in remembering which conflicts we already created.
6967 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6970 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6973 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6974 (merge_and_complain): Same.
6976 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6979 * config/initfini-array.h: Guard content of the header
6980 with #ifdef HAVE_INITFINI_ARRAY.
6981 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6982 Add initfini-array.h to tm_file here.
6983 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6984 * config.gcc: Don't add initfini-array.h to tm_file here.
6985 * configure: Regenerated.
6987 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6989 PR rtl-optimization/51505
6990 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6991 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6992 (df_note_bb_compute): Update the call to df_kill_notes.
6994 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6996 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6998 2012-01-18 Richard Guenther <rguenther@suse.de>
7000 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7001 of conversions to void *.
7003 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7004 Richard Sandiford <rdsandiford@googlemail.com>
7008 * optabs.h (simplify_expand_binop): Declare.
7009 * optabs.c (simplify_expand_binop): Make global.
7010 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7011 endian targets if the source cannot be exactly covered by word
7014 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7017 * hard-reg-set.h (struct hard_reg_set_container): New type.
7018 * target.h (struct hard_reg_set_container): Forward declare.
7019 * target.def (set_up_by_prologue): New target hook.
7020 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7021 * doc/tm.texi: Regenerated.
7022 * function.c (thread_prologue_and_epilogue_insns): Change
7023 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7024 Call targetm.set_up_by_prologue on it.
7025 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7026 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7028 2012-01-17 Nick Clifton <nickc@redhat.com>
7030 * config/rx/rx.c (rx_can_use_simple_return): New function.
7031 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7032 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7034 2012-01-17 Richard Guenther <rguenther@suse.de>
7037 * expr.c (expand_assignment): Take address-space information
7038 from the address operand of MEM_REF and TARGET_MEM_REF.
7039 (expand_expr_real_1): Likewise.
7041 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7043 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7044 reload dump is requested.
7046 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7049 * trans-mem.c (requires_barrier): Call may_be_aliased.
7051 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7053 PR tree-optimization/51877
7054 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7055 call arguments and fndecls compare equal, instead return false if they
7056 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7057 both SSA_NAMEs that are valueized the same, or they satisfy
7060 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7062 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7064 * configure: Regenerate.
7066 2012-01-16 Jan Hubicka <jh@suse.cz>
7070 * convert.c (convert_to_integer): Use fold_convert for
7071 converting an INTEGER_CST to integer type.
7073 2012-01-16 Jason Merrill <jason@redhat.com>
7076 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7078 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7081 * config/s390/s390.c (s390_chunkify_start): Don't skip
7082 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7083 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7084 If insn is followed by NOTE_INSN_VAR_LOCATION or
7085 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7086 Don't use location of note insns.
7088 PR tree-optimization/51865
7089 * tree-inline.c (tree_function_versioning): Call remap_decl
7090 on DECL_RESULT whenever it has VOID_TYPE_P type.
7092 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7094 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7095 for calls to locally-binding MIPS16 functions if only the return
7096 type uses float regs.
7098 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7099 Richard Sandiford <rdsandiford@googlemail.com>
7101 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7102 (SYMBOL_32_HIGH): Likewise.
7103 (mips_output_tls_reloc_directive): Declare.
7104 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7105 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7106 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7107 (mips_lo_relocs, mips_hi_relocs): Make extern.
7108 (mips16_stub_function): Move up file.
7109 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7110 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7111 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7112 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7113 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7114 (mips_get_tp): Add MIPS16 support.
7115 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7116 Generalize DTPREL and TPREL handling.
7117 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7118 Add MIPS16 TLS support.
7119 (mips_output_tls_reloc_directive): New function.
7120 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7121 * config/mips/predicates.md (symbolic_operand_with_high)
7122 (tls_reloc_operand): New predicates.
7123 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7124 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7125 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7126 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7127 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7128 (*tls_get_tp_mips16_call_<mode>): Likewise.
7130 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7132 PR rtl-optimization/51821
7133 * recog.c (peep2_find_free_register): Determine clobbered registers
7136 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7139 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7140 * config/avr/avr.c: Likewise.
7141 * config/avr/avr.h: Likewise.
7143 2012-01-13 Ian Lance Taylor <iant@google.com>
7146 * tree.h (TYPE_QUALS): Add cast to int.
7147 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7149 2012-01-13 Ian Lance Taylor <iant@google.com>
7151 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7152 comparing param_index to VEC_length result.
7154 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7156 * c-decl.c: Do not include tree-mudflap.h
7157 * tree-optimize.c: Likewise.
7158 * Makefile.in: Update dependencies.
7160 2012-01-13 Richard Guenther <rguenther@suse.de>
7163 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7164 variable-sized result always use RSO.
7166 2012-01-12 DJ Delorie <dj@redhat.com>
7168 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7169 pointer type, not just the default pointer type.
7171 2012-01-09 Richard Henderson <rth@redhat.com>
7172 Denis Chertykov <chertykov@gmail.com>
7175 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7176 * config/avr/avr.c (avr_can_eliminate): Simplify.
7177 (avr_initial_elimination_offset): Likewise.
7178 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7179 (expand_epilogue): Likewise.
7180 (avr_legitimize_address): Gut.
7181 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7182 (avr_hard_regno_nregs): New.
7183 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7184 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7185 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7186 add soft frame pointer.
7187 (CALL_USED_REGISTERS): Likewise.
7188 (REG_CLASS_CONTENTS): Likewise.
7189 (REGISTER_NAMES): Likewise.
7190 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7191 (HARD_FRAME_POINTER_REGNUM): New.
7192 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7193 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7194 remove the HARD_FRAME_POINTER self-elimination.
7196 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7199 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7200 DECL_EXTERNAL when checking for initializers of progmem variables.
7202 2012-01-12 Ira Rosen <irar@il.ibm.com>
7204 PR tree-optimization/51799
7205 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7206 that the last operation is a type demotion.
7208 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7210 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7211 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7213 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7216 * combine.c (distribute_notes): If i3 is a noreturn call,
7217 allow old_size to be equal to args_size and make sure the
7218 noreturn call gets REG_ARGS_SIZE note.
7219 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7220 on noreturn calls even when the delta is 0.
7222 2012-01-11 Nathan Sidwell <nathan@acm.org>
7224 * gcov.c (STRING_SIZE): Remove.
7225 (generate_results): Erase annotations for source files with no
7226 coverage information.
7228 (output_lines): Use it.
7230 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7232 * gimple.h (gimplify_body): Remove first argument.
7233 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7234 pointer set here, instead just pass DATA to walk_tree.
7235 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7236 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7237 (unvisit_body): Likewise, but with unmark_visited.
7238 (gimplify_body): Remove BODY_P argument and adjust.
7239 (gimplify_function_tree): Adjust call to gimplify_body.
7240 * omp-low.c (finalize_task_copyfn): Likewise.
7242 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7244 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7245 (build_function_type_skip_args): Delete.
7246 * tree.c (build_function_type_skip_args): Make static and add
7247 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7248 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7249 pass it to build_function_type_skip_args.
7250 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7251 (tree_function_versioning): Likewise.
7252 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7253 build_function_decl_skip_args.
7254 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7255 and pass it to build_function_decl_skip_args/tree_function_versioning.
7256 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7257 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7258 * trans-mem.c (ipa_tm_create_version): Likewise.
7259 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7260 * tree-inline.c (declare_return_variable): Remove always-true test.
7261 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7262 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7263 * ipa-split.c (split_function): Skip the return value for the split
7264 part if it doesn't return.
7266 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7268 PR tree-optimization/49642
7269 * ipa-split.c (forbidden_dominators): New variable.
7270 (check_forbidden_calls): New function.
7271 (dominated_by_forbidden): Likewise.
7272 (consider_split): Check for forbidden dominators.
7273 (execute_split_functions): Initialize and free forbidden
7274 dominators info; call check_forbidden_calls.
7276 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7278 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7280 2012-01-11 Nick Clifton <nickc@redhat.com>
7282 * config/rx/rx.md (return): Define pattern.
7284 2012-01-11 Richard Guenther <rguenther@suse.de>
7286 * doc/extend.texi (malloc attribute): Adjust according to
7289 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7290 Patrick Marlier <patrick.marlier@gmail.com>
7293 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7294 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7295 (ipa_tm_note_irrevocable): Same.
7296 (ipa_tm_scan_irr_block): Same.
7297 (ipa_tm_decrement_clone_counts): Same.
7298 (ipa_tm_scan_irr_function): Same.
7299 (ipa_tm_create_version_alias): Same.
7300 (ipa_tm_create_version): Same.
7301 (ipa_tm_transform_calls_redirect): Same.
7302 (ipa_tm_transform_calls): Same.
7303 (ipa_tm_transform_transaction): Same.
7304 (ipa_tm_execute): Same.
7306 2012-01-10 Richard Guenther <rguenther@suse.de>
7309 * opts.c (common_handle_option): Handle -Werror.
7311 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7313 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7316 2012-01-10 Jason Merrill <jason@redhat.com>
7318 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7321 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7323 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7324 supports R_386_TLS_GD_PLT reloc.
7325 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7326 supports R_386_TLS_LDM_PLT reloc.
7327 * configure: Regenerate.
7328 * config.in: Regenerate.
7330 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7333 Extend __pgmx semantics to linearize memory.
7334 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7335 determine if code comes inline or from libgcc.
7336 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7337 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7338 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7339 (movmemx_qi, movmemx_hi): New insns.
7340 (xload_<mode>_libgcc): Rewrite to new insn condition.
7341 (xload_<mode>): Remove insns.
7342 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7343 cases that don't satisfy avr_xload_libgcc_p().
7344 (avr_addr_space_convert): Allow converting in any direction.
7345 (avr_addr_space_subset_p): Return always true.
7346 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7347 (avr_emit_movmemhi): Ditto.
7348 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7349 (avr_out_movmem): Ditto.
7350 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7351 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7352 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7353 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7354 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7356 2012-01-10 Richard Guenther <rguenther@suse.de>
7358 PR tree-optimization/50913
7359 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7360 Require data-refs to be representable by Graphite with respect
7363 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7365 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7366 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7368 2012-01-10 Tom de Vries <tom@codesourcery.com>
7370 PR rtl-optimization/51271
7371 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7372 handling annulled branch.
7374 2012-01-10 Richard Henderson <rth@redhat.com>
7376 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7377 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7378 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7379 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7380 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7381 arm_expand_vec_perm_const): New.
7382 * config/arm/arm-protos.h: Update.
7383 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7384 (*neon_vswp<VDQX>): New.
7385 (neon_vcombine<VDX>): Use neon_split_vcombine.
7386 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7387 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7388 (vec_perm<VE>): New.
7390 2012-01-10 Richard Henderson <rth@redhat.com>
7392 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7393 use it if reload_completed.
7394 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7395 arm_output_asm_insn, arm_process_output_memory_barrier,
7396 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7397 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7398 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7399 arm_process_output_sync_insn, arm_output_sync_insn,
7400 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7401 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7402 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7403 (emit_unlikely_jump): New.
7404 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7405 (arm_split_atomic_op): New.
7406 * config/arm/arm-protos.h: Update.
7407 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7408 (struct arm_sync_generator): Remove.
7409 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7410 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7411 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7412 (VUNSPEC_LL, VUNSPEC_SC): New.
7413 (sync_result, sync_memory, sync_required_value, sync_new_value,
7414 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7415 (attr length): Don't use arm_sync_loop_insns.
7416 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7417 (movsfcc, movdfcc): Likewise.
7418 * config/arm/constraints.md (Ua): New.
7419 * config/arm/prediates.md (mem_noofs_operand): New.
7420 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7421 (sync_clobber, sync_t2_reqd): Remove.
7422 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7423 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7424 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7425 (arm_sync_compare_and_swap<SIDI>): Remove.
7426 (arm_sync_compare_and_swap<NARROW>): Remove.
7427 (arm_sync_lock_test_and_set<SIDI>): Remove.
7428 (arm_sync_lock_test_and_set<NARROW>): Remove.
7429 (arm_sync_new_<syncop><SIDI>): Remove.
7430 (arm_sync_new_<syncop><NARROW>): Remove.
7431 (arm_sync_new_nand<SIDI>): Remove.
7432 (arm_sync_new_nand<NARROW>): Remove.
7433 (arm_sync_old_<syncop><SIDI>): Remove.
7434 (arm_sync_old_<syncop><NARROW>): Remove.
7435 (arm_sync_old_nand<SIDI>): Remove.
7436 (arm_sync_old_nand<NARROW>): Remove.
7437 (*memory_barrier): Merge arm_output_memory_barrier.
7438 (atomic_compare_and_swap<QHSD>): New.
7439 (atomic_compare_and_swap<NARROW>_1): New.
7440 (atomic_compare_and_swap<SIDI>_1): New.
7441 (atomic_exchange<QHSD>): New.
7442 (cas_cmp_operand, cas_cmp_str): New.
7443 (atomic_op_operand, atomic_op_str): New.
7444 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7445 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7446 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7447 (arm_load_exclusive<NARROW>): New.
7448 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7449 (arm_store_exclusive<QHSD>): New.
7451 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7453 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7454 reload patterns if -mvsx-scalar-memory.
7456 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7457 generated, even -mno-vsx-scalar-double was used.
7458 (vsx_xscvdpsp_scalar): Likewise.
7459 (vsx_xscvspdp_scalar2): Likewise.
7461 2012-01-09 Tom de Vries <tom@codesourcery.com>
7462 Andrew Pinski <apinski@cavium.com>
7465 * reorg.c (fill_slots_from_thread): Don't speculate
7466 frame-related insns.
7468 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7470 * sched-int.h (bb_note): Move to...
7471 * basic-block.h: ...here.
7472 * haifa-sched.c (bb_note): Move to...
7473 * cfgrtl.c: ...here.
7474 * function.c (next_block_for_reg): New function.
7475 (move_insn_for_shrink_wrap): Likewise.
7476 (prepare_shrink_wrap): Rewrite to use the above.
7478 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7480 * gimple.c (is_gimple_non_addressable): Remove.
7481 * gimple.h: Remove is_gimple_non_addressable.
7482 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7483 is_gimple_non_addressable.
7484 * trans-mem.c (expand_assign_tm): Same.
7486 2012-01-09 Richard Guenther <rguenther@suse.de>
7488 PR tree-optimization/51775
7489 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7490 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7492 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7494 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7496 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7498 2012-01-09 Richard Guenther <rguenther@suse.de>
7500 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7502 2012-01-08 Jan Hubicka <jh@suse.cz>
7504 PR tree-optimize/51680
7505 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7506 on when known_vals needs to be computed; cleanup.
7508 2012-01-08 Jan Hubicka <jh@suse.cz>
7510 PR tree-optimize/51694
7511 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7513 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7515 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7516 for -std=c++98 and -std=c++11 too.
7518 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7520 * cfgloop.c (cancel_loop): Add free() of bbs array.
7522 2012-01-07 Jan Hubicka <jh@suse.cz>
7524 PR tree-optimization/51600
7525 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7526 that benefits small functions.
7528 2012-01-07 Jan Hubicka <jh@suse.cz>
7530 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7532 2012-01-07 Jan Hubicka <jh@suse.cz>
7534 PR tree-optimization/51680
7535 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7536 whose inlining reduce unit size.
7538 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7541 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7542 Add canonical node to containing_mem chain after the non-canonical
7543 one, even if there weren't any locs to propagate.
7544 (remove_useless_values): Keep only canonical values.
7545 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7546 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7547 canonicalize mem_chain elements that are not discarded.
7549 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7552 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7553 before emitting functions.
7555 PR gcov-profile/50127
7556 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7557 clear_aux_for_blocks.
7559 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7562 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7564 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7566 * c-decl.c (ext_block): Moved up.
7567 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7569 2012-01-06 Han Shen <shenhan@google.com>
7571 Translate built-in include paths for sysroot.
7572 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7573 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7575 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7576 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7578 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7579 control whether sysroot should be prepended to gxx include dir.
7581 * configure: Regenerate.
7583 2012-01-06 Torvald Riegel <triegel@redhat.com>
7585 PR rtl-optimization/51771
7586 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7587 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7589 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7591 PR tree-optimization/51315
7592 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7593 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7595 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7598 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7599 for shrp pattern. Correctly handle and fixup shift variable.
7600 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7602 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7605 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7606 note when !ACCUMULATE_OUTGOING_ARGS.
7608 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7610 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7612 (extract_range_from_unary_expr_1): Avoid useless computations.
7614 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7616 PR rtl-optimization/51767
7617 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7618 of jump_block and add an extra edge for degenerated asm gotos.
7621 * stmt.c (check_unique_operand_names): Don't ICE during error
7622 reporting if i is from labels chain.
7625 * profile.c (branch_prob): Split bbs that have exit edge
7626 and need a fake entry edge too.
7628 2012-01-05 Jan Hubicka <jh@suse.cz>
7631 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7634 2012-01-05 Richard Guenther <rguenther@suse.de>
7637 * tree-streamer-out.c (write_ts_optimization): New function.
7638 (streamer_write_tree_body): Call it.
7639 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7640 (streamer_read_tree_body): Call it.
7641 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7643 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7646 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7647 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7648 in_cleanup_point_expr before gimplify_stmt call and restore it
7650 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7651 in_cleanup_point_expr is false.
7653 2012-01-05 Richard Guenther <rguenther@suse.de>
7656 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7658 * toplev.c (process_options): Reject combining mudflap and LTO.
7659 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7661 2012-01-05 Richard Guenther <rguenther@suse.de>
7663 PR tree-optimization/51760
7664 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7666 (bit_value_unop): Handle UNDEFINED operands.
7667 (bit_value_binop): Likewise.
7669 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7671 * config/avr/avr.c (avr_replace_prefix): Remove.
7672 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7673 (avr_asm_function_rodata_section): Ditto.
7674 (avr_asm_select_section): Ditto.
7676 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7678 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7681 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7684 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7685 calls that have any non-fake successor edges.
7688 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7690 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7692 PR tree-optimization/51624
7693 * tree-sra.c (build_ref_for_model): When replicating a chain of
7694 COMPONENT_REFs, stop as soon as the offset would become negative.
7696 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7699 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7700 in .debug_loc on the floor.
7702 2012-01-04 Andrew Pinski <apinski@cavium.com>
7704 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7706 2012-01-04 Andrew Pinski <apinski@cavium.com>
7707 Adam Nemet <anemet@caviumnetworks.com>
7709 * config/mips/mips.md (size): Add SI and DI.
7710 (SIZE): New mode attribute.
7711 (U): New code attribute.
7712 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7713 (mips_lbux_<mode>): Delete.
7714 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7715 (mips_lhx): Use gen_mips_lhx_extsi.
7716 (mips_lhx_<mode>): Delete.
7718 (mips_l<size>x): New expand.
7719 (mips_lwx_<mode>): Delete.
7720 (mips_l<GPR:size>x_<P:mode>): New pattern.
7721 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7722 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7723 * config/mips/mips.c (mips_lx_address_p): New function.
7724 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7725 (dsp64): New availability predicate.
7726 (mips_builtins): Add an entry for __builtin_mips_ldx.
7727 * config/mips/mips.h (ISA_HAS_LBX): New define.
7728 (ISA_HAS_LBUX): Likewise.
7729 (ISA_HAS_LHX): Likewise.
7730 (ISA_HAS_LHUX): Likewise.
7731 (ISA_HAS_LWX): Likewise.
7732 (ISA_HAS_LWUX): Likewise.
7733 (ISA_HAS_LDX): Likewise.
7734 * doc/extend.texi (__builtin_mips_ldx): Document.
7736 2012-01-04 Tristan Gingold <gingold@adacore.com>
7738 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7739 when long pointers are used.
7740 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7741 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7742 (ia64-hp-*vms*): Remove.
7743 * config/vms/xm-vms64.h: Delete.
7745 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7748 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7750 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7752 * opts.c (finish_options): Remove duplicate sorry.
7754 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7757 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7760 2012-01-04 Richard Guenther <rguenther@suse.de>
7763 * tree.c (size_low_cst): New function.
7764 * tree.h (size_low_cst): Declare.
7765 * fold-const.c (fold_comparison): Use it to extract the low
7766 part of the POINTER_PLUS_EXPR offset.
7768 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7770 Fix clearing ZERO_REG
7771 * config/avr/avr.md (cc): Add alternative "ldi".
7772 (movqi_insn): Use it in cc attribute.
7773 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7774 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7775 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7777 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7779 * configure: Regenerate.
7781 2012-01-04 Richard Guenther <rguenther@suse.de>
7783 PR tree-optimization/49651
7784 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7785 (var_can_have_subvars): Use it.
7786 (get_constraint_for_1): Only consider subfields if there can be any.
7788 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7791 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7792 to its new canonical_cselib_val and the cselib_val was in
7793 first_containing_mem chain, but the canonical_cselib_val was not,
7794 add the latter into the chain.
7795 (cselib_invalidate_mem): Compare canonical_cselib_val of
7796 addr_list chain elt with v.
7799 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7800 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7802 (output_macinfo_op): Don't ggc_strdup fd->filename.
7803 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7804 then ggc_strdup it. Don't free inc->info or cur->info.
7805 (output_macinfo): Don't free ref->info or file->info.
7807 2012-01-03 Ira Rosen <irar@il.ibm.com>
7809 PR tree-optimization/51269
7810 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7811 first_niters a pointer.
7812 (slpeel_tree_peel_loop_to_edge): Likewise.
7813 (vect_do_peeling_for_loop_bound): Update call to
7814 slpeel_tree_peel_loop_to_edge.
7815 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7816 here. Remove it from the parameters list.
7817 (vect_do_peeling_for_alignment): Update calls and compute
7820 2012-01-03 Richard Guenther <rguenther@suse.de>
7822 PR tree-optimization/51070
7823 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7824 Properly handle calls.
7826 2012-01-03 Richard Guenther <rguenther@suse.de>
7828 PR tree-optimization/51692
7829 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7830 the LHS of allocation stmts.
7832 2012-01-03 Olivier Hainque <hainque@adacore.com>
7834 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7836 2012-01-03 Olivier Hainque <hainque@adacore.com>
7838 * collect2.c (main): In AIX specific computations for vector
7839 insertions, use CONST_CAST2 to cast from char ** to const char **.
7841 2012-01-03 Richard Guenther <rguenther@suse.de>
7844 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7845 the context of a limbo DIE when it does not already exist.
7847 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7849 PR tree-optimization/51719
7850 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7851 but direct call is, clear direct call's lhs and don't add fallthrough
7852 edge from dcall_bb to join_bb and PHIs.
7854 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7856 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7857 the instructions emitted by the pattern.
7858 ("*TDC_insn_<mode>"): Add comment.
7860 2012-01-03 Richard Guenther <rguenther@suse.de>
7863 * fold-const.c (fold_comparison): Properly canonicalize
7864 tree offset and HOST_WIDE_INT bit position.
7866 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7868 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7869 operands for extzv pattern.
7871 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7874 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7877 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7879 * doc/invoke.texi (-flto and related options): Copy-edit.
7881 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7883 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7885 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7887 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7890 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7892 * expr.h (move_by_pieces_ninsns): Declare.
7893 * expr.c (move_by_pieces_ninsns): Make external.
7894 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7895 (mips_store_by_pieces_p): Likewise.
7896 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7897 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7898 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7899 (mips_store_by_pieces_p): Likewise.
7901 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7903 * passes.c (register_one_dump_file): Free full_name.
7905 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7906 (calculate_elim_costs_all_insns): Free offsets_at and
7907 offsets_known_at at the end and clear the pointers.
7909 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7911 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7912 this option introduced in r180739.
7914 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7917 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7918 (tmake_file target=avr): Add avr/t-multilib.
7920 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7921 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7922 * config/avr/genmultilib.awk: New file.
7923 * config/avr/t-multilib: New auto-generated file.
7924 * config/avr/multilib.h: New auto-generated file.
7925 * config/avr/t-avr (AVR_MCUS): New variable.
7926 (genopt.sh): Use it.
7927 (s-mlib): Depend on t-multilib.
7928 (t-multilib, multilib.h): New dependencies.
7929 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7930 (MULTILIB_OPTIONS): Remove.
7931 (MULTILIB_MATCHES): Remove.
7932 (MULTILIB_DIRNAMES): Remove.
7933 (MULTILIB_EXCEPTIONS): Remove:
7934 * config/avr/genopt.sh: Don't use hard coded file name;
7935 pass AVR_MCUS from t-avr instead.
7937 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7939 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7941 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7943 Implement light-weight DImode support.
7944 * config/avr/avr-dimode.md: New file.
7945 * config/avr/avr.md: Include it.
7946 (adjust_len): Add plus64, compare64.
7947 (HIDI): Remove code iterator.
7948 (code_stdname): New code attribute.
7949 (rotx, rotsmode): Remove DI.
7950 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7952 * config/avr/avr-protos.h (avr_have_dimode): New.
7953 (avr_out_plus64, avr_out_compare64): New.
7954 * config/avr/avr.c (avr_out_compare): Handle DImode.
7955 (avr_have_dimode): New variable definition and initialization.
7956 (avr_out_compare64, avr_out_plus64): New functions.
7957 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7958 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7959 (avr_compare_pattern): Skip DImode comparisons.
7961 2012-01-02 Revital Eres <revital.eres@linaro.org>
7963 * ddg.c (def_has_ccmode_p): New function.
7964 (add_cross_iteration_register_deps,
7965 create_ddg_dep_from_intra_loop_link): Call it.
7967 2012-01-02 Richard Guenther <rguenther@suse.de>
7970 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7972 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7974 * gcc.c (process_command): Update copyright notice dates.
7975 * gcov.c (print_version): Likewise.
7976 * gcov-dump.c (print_version): Likewise.
7977 * mips-tfile.c (main): Likewise.
7978 * mips-tdump.c (main): Likewise.
7980 2012-01-01 Ira Rosen <irar@il.ibm.com>
7982 PR tree-optimization/51704
7983 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7984 a use is inside the basic block or loop before accessing its vect info.
7986 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7988 PR rtl-optimization/51069
7989 * cfgloopmanip.c (remove_path): Removing path making irreducible
7990 region unconditional makes BB part of the region.
7992 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7994 PR tree-optimization/51683
7995 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7996 calls with side-effects.
7997 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7999 Copyright (C) 2012 Free Software Foundation, Inc.
8001 Copying and distribution of this file, with or without modification,
8002 are permitted in any medium without royalty provided the copyright
8003 notice and this notice are preserved.